diff --git a/web_widget_model_viewer/README.rst b/web_widget_model_viewer/README.rst index aa786a689..82cacf221 100644 --- a/web_widget_model_viewer/README.rst +++ b/web_widget_model_viewer/README.rst @@ -14,13 +14,13 @@ Model viewer widget :target: http://www.gnu.org/licenses/agpl-3.0-standalone.html :alt: License: AGPL-3 .. |badge3| image:: https://img.shields.io/badge/github-OCA%2Fweb-lightgray.png?logo=github - :target: https://github.com/OCA/web/tree/12.0/web_widget_model_viewer + :target: https://github.com/OCA/web/tree/14.0/web_widget_model_viewer :alt: OCA/web .. |badge4| image:: https://img.shields.io/badge/weblate-Translate%20me-F47D42.png - :target: https://translation.odoo-community.org/projects/web-12-0/web-12-0-web_widget_model_viewer + :target: https://translation.odoo-community.org/projects/web-14-0/web-14-0-web_widget_model_viewer :alt: Translate me on Weblate .. |badge5| image:: https://img.shields.io/badge/runbot-Try%20me-875A7B.png - :target: https://runbot.odoo-community.org/runbot/162/12.0 + :target: https://runbot.odoo-community.org/runbot/162/14.0 :alt: Try me on Runbot |badge1| |badge2| |badge3| |badge4| |badge5| @@ -33,13 +33,13 @@ The model to load is a GLTF 2.0 file format. See ``_ and GLTF overview: -.. figure:: https://raw.githubusercontent.com/OCA/web/12.0/web_widget_model_viewer/static/img/gltfOverview.png +.. figure:: https://raw.githubusercontent.com/OCA/web/14.0/web_widget_model_viewer/static/img/gltfOverview.png Many engine developers have already started transitioning to glTF 2.0 to reap performance, portability and quality benefits, including BabylonJS, three.js, Cesium, Sketchfab, and xeogl and instant3Dhub engines. glTF 2.0 is also seeing industry support by companies such as Adobe, Google, Marmoset, Microsoft, NVIDIA, Oculus, UX3D, and more as well as prominent universities such as, University of Pennsylvania and Sapienza University of Rome. "example" directory contains the GLB file of a chair, that is rendered in the following way: -.. figure:: https://raw.githubusercontent.com/OCA/web/12.0/web_widget_model_viewer/static/img/Eames_Lounge_Chair.gif +.. figure:: https://raw.githubusercontent.com/OCA/web/14.0/web_widget_model_viewer/static/img/Eames_Lounge_Chair.gif **Table of contents** @@ -54,6 +54,11 @@ Add ``widget="model_viewer"`` to your binary field in form view. Optionally you Changelog ========= +14.0.1.0.0 (2021-10-07) +~~~~~~~~~~~~~~~~~~~~~~~ + +* [MIG] v14 + 12.0.2.0.0 (2020-07-14) ~~~~~~~~~~~~~~~~~~~~~~~ @@ -70,7 +75,7 @@ Bug Tracker Bugs are tracked on `GitHub Issues `_. In case of trouble, please check there if your issue has already been reported. If you spotted it first, help us smashing it by providing a detailed and welcomed -`feedback `_. +`feedback `_. Do not contact contributors directly about support or help with technical issues. @@ -88,6 +93,7 @@ Contributors * Lorenzo Battistini (https://takobi.online) * Andrea Piovesana (https://openindustry.it) +* Marco Colombo (https://phi.technology) Other credits ~~~~~~~~~~~~~ @@ -115,6 +121,6 @@ Current `maintainer `__: |maintainer-eLBati| -This module is part of the `OCA/web `_ project on GitHub. +This module is part of the `OCA/web `_ project on GitHub. You are welcome to contribute. To learn how please visit https://odoo-community.org/page/Contribute. diff --git a/web_widget_model_viewer/__manifest__.py b/web_widget_model_viewer/__manifest__.py index 10ae5ca16..fe888a3ca 100644 --- a/web_widget_model_viewer/__manifest__.py +++ b/web_widget_model_viewer/__manifest__.py @@ -4,7 +4,7 @@ { "name": "Model viewer widget", "summary": "Easily display interactive 3D models on the web & in AR", - "version": "12.0.2.0.0", + "version": "14.0.1.0.0", "development_status": "Beta", "category": "Web", "website": "https://github.com/OCA/web", diff --git a/web_widget_model_viewer/example/chair.png b/web_widget_model_viewer/example/chair.png new file mode 100644 index 000000000..e3ddf31cc Binary files /dev/null and b/web_widget_model_viewer/example/chair.png differ diff --git a/web_widget_model_viewer/readme/CONTRIBUTORS.rst b/web_widget_model_viewer/readme/CONTRIBUTORS.rst index aad0768ae..7d946daf4 100644 --- a/web_widget_model_viewer/readme/CONTRIBUTORS.rst +++ b/web_widget_model_viewer/readme/CONTRIBUTORS.rst @@ -1,2 +1,3 @@ * Lorenzo Battistini (https://takobi.online) * Andrea Piovesana (https://openindustry.it) +* Marco Colombo (https://phi.technology) diff --git a/web_widget_model_viewer/readme/HISTORY.rst b/web_widget_model_viewer/readme/HISTORY.rst index 54a442e3d..8c0d1df2a 100644 --- a/web_widget_model_viewer/readme/HISTORY.rst +++ b/web_widget_model_viewer/readme/HISTORY.rst @@ -1,3 +1,8 @@ +14.0.1.0.0 (2021-10-07) +~~~~~~~~~~~~~~~~~~~~~~~ + +* [MIG] v14 + 12.0.2.0.0 (2020-07-14) ~~~~~~~~~~~~~~~~~~~~~~~ diff --git a/web_widget_model_viewer/static/description/index.html b/web_widget_model_viewer/static/description/index.html index 9edbdffa0..bddc546d9 100644 --- a/web_widget_model_viewer/static/description/index.html +++ b/web_widget_model_viewer/static/description/index.html @@ -3,7 +3,7 @@ - + Model viewer widget \n
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\n \n \n ").concat(CloseIcon,"\n \n \n
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");var makeTemplate=function makeTemplate(tagName){var clone=document.createElement('template');clone.innerHTML=template.innerHTML;if(window.ShadyCSS){window.ShadyCSS.prepareTemplate(clone,tagName);}return clone;};// Polyfills -if(Number.EPSILON===undefined){Number.EPSILON=Math.pow(2,-52);}if(Number.isInteger===undefined){// Missing in IE -// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Number/isInteger -Number.isInteger=function(value){return typeof value==='number'&&isFinite(value)&&Math.floor(value)===value;};}// -if(Math.sign===undefined){// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/sign -Math.sign=function(x){return x<0?-1:x>0?1:+x;};}if('name'in Function.prototype===false){// Missing in IE -// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Function/name -Object.defineProperty(Function.prototype,'name',{get:function get(){return this.toString().match(/^\s*function\s*([^\(\s]*)/)[1];}});}if(Object.assign===undefined){// Missing in IE -// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/assign -Object.assign=function(target){if(target===undefined||target===null){throw new TypeError('Cannot convert undefined or null to object');}var output=Object(target);for(var index=1;index>8&0xff]+_lut[d0>>16&0xff]+_lut[d0>>24&0xff]+'-'+_lut[d1&0xff]+_lut[d1>>8&0xff]+'-'+_lut[d1>>16&0x0f|0x40]+_lut[d1>>24&0xff]+'-'+_lut[d2&0x3f|0x80]+_lut[d2>>8&0xff]+'-'+_lut[d2>>16&0xff]+_lut[d2>>24&0xff]+_lut[d3&0xff]+_lut[d3>>8&0xff]+_lut[d3>>16&0xff]+_lut[d3>>24&0xff];// .toUpperCase() here flattens concatenated strings to save heap memory space. -return uuid.toUpperCase();},clamp:function clamp(value,min,max){return Math.max(min,Math.min(max,value));},// compute euclidian modulo of m % n -// https://en.wikipedia.org/wiki/Modulo_operation -euclideanModulo:function euclideanModulo(n,m){return(n%m+m)%m;},// Linear mapping from range to range -mapLinear:function mapLinear(x,a1,a2,b1,b2){return b1+(x-a1)*(b2-b1)/(a2-a1);},// https://en.wikipedia.org/wiki/Linear_interpolation -lerp:function lerp(x,y,t){return(1-t)*x+t*y;},// http://en.wikipedia.org/wiki/Smoothstep -smoothstep:function smoothstep(x,min,max){if(x<=min)return 0;if(x>=max)return 1;x=(x-min)/(max-min);return x*x*(3-2*x);},smootherstep:function smootherstep(x,min,max){if(x<=min)return 0;if(x>=max)return 1;x=(x-min)/(max-min);return x*x*x*(x*(x*6-15)+10);},// Random integer from interval -randInt:function randInt(low,high){return low+Math.floor(Math.random()*(high-low+1));},// Random float from interval -randFloat:function randFloat(low,high){return low+Math.random()*(high-low);},// Random float from <-range/2, range/2> interval -randFloatSpread:function randFloatSpread(range){return range*(0.5-Math.random());},degToRad:function degToRad(degrees){return degrees*MathUtils.DEG2RAD;},radToDeg:function radToDeg(radians){return radians*MathUtils.RAD2DEG;},isPowerOfTwo:function isPowerOfTwo(value){return(value&value-1)===0&&value!==0;},ceilPowerOfTwo:function ceilPowerOfTwo(value){return Math.pow(2,Math.ceil(Math.log(value)/Math.LN2));},floorPowerOfTwo:function floorPowerOfTwo(value){return Math.pow(2,Math.floor(Math.log(value)/Math.LN2));},setQuaternionFromProperEuler:function setQuaternionFromProperEuler(q,a,b,c,order){// Intrinsic Proper Euler Angles - 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* @author zz85 / http://www.lab4games.net/zz85/blog - */function Vector2(x,y){this.x=x||0;this.y=y||0;}Object.defineProperties(Vector2.prototype,{"width":{get:function get(){return this.x;},set:function set(value){this.x=value;}},"height":{get:function get(){return this.y;},set:function set(value){this.y=value;}}});Object.assign(Vector2.prototype,{isVector2:true,set:function set(x,y){this.x=x;this.y=y;return this;},setScalar:function setScalar(scalar){this.x=scalar;this.y=scalar;return this;},setX:function setX(x){this.x=x;return this;},setY:function setY(y){this.y=y;return this;},setComponent:function setComponent(index,value){switch(index){case 0:this.x=value;break;case 1:this.y=value;break;default:throw new Error('index is out of range: '+index);}return this;},getComponent:function getComponent(index){switch(index){case 0:return this.x;case 1:return this.y;default:throw new Error('index is out of range: '+index);}},clone:function clone(){return new this.constructor(this.x,this.y);},copy:function copy(v){this.x=v.x;this.y=v.y;return this;},add:function add(v,w){if(w!==undefined){console.warn('THREE.Vector2: .add() now only accepts one argument. Use .addVectors( a, b ) instead.');return this.addVectors(v,w);}this.x+=v.x;this.y+=v.y;return this;},addScalar:function addScalar(s){this.x+=s;this.y+=s;return this;},addVectors:function addVectors(a,b){this.x=a.x+b.x;this.y=a.y+b.y;return this;},addScaledVector:function addScaledVector(v,s){this.x+=v.x*s;this.y+=v.y*s;return this;},sub:function sub(v,w){if(w!==undefined){console.warn('THREE.Vector2: .sub() now only accepts one argument. Use .subVectors( a, b ) instead.');return this.subVectors(v,w);}this.x-=v.x;this.y-=v.y;return this;},subScalar:function subScalar(s){this.x-=s;this.y-=s;return this;},subVectors:function subVectors(a,b){this.x=a.x-b.x;this.y=a.y-b.y;return this;},multiply:function multiply(v){this.x*=v.x;this.y*=v.y;return this;},multiplyScalar:function multiplyScalar(scalar){this.x*=scalar;this.y*=scalar;return this;},divide:function divide(v){this.x/=v.x;this.y/=v.y;return this;},divideScalar:function divideScalar(scalar){return this.multiplyScalar(1/scalar);},applyMatrix3:function applyMatrix3(m){var x=this.x,y=this.y;var e=m.elements;this.x=e[0]*x+e[3]*y+e[6];this.y=e[1]*x+e[4]*y+e[7];return this;},min:function min(v){this.x=Math.min(this.x,v.x);this.y=Math.min(this.y,v.y);return this;},max:function max(v){this.x=Math.max(this.x,v.x);this.y=Math.max(this.y,v.y);return this;},clamp:function clamp(min,max){// assumes min < max, componentwise -this.x=Math.max(min.x,Math.min(max.x,this.x));this.y=Math.max(min.y,Math.min(max.y,this.y));return this;},clampScalar:function clampScalar(minVal,maxVal){this.x=Math.max(minVal,Math.min(maxVal,this.x));this.y=Math.max(minVal,Math.min(maxVal,this.y));return this;},clampLength:function clampLength(min,max){var length=this.length();return this.divideScalar(length||1).multiplyScalar(Math.max(min,Math.min(max,length)));},floor:function floor(){this.x=Math.floor(this.x);this.y=Math.floor(this.y);return this;},ceil:function ceil(){this.x=Math.ceil(this.x);this.y=Math.ceil(this.y);return this;},round:function round(){this.x=Math.round(this.x);this.y=Math.round(this.y);return this;},roundToZero:function roundToZero(){this.x=this.x<0?Math.ceil(this.x):Math.floor(this.x);this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y);return this;},negate:function negate(){this.x=-this.x;this.y=-this.y;return this;},dot:function dot(v){return this.x*v.x+this.y*v.y;},cross:function cross(v){return this.x*v.y-this.y*v.x;},lengthSq:function lengthSq(){return this.x*this.x+this.y*this.y;},length:function length(){return Math.sqrt(this.x*this.x+this.y*this.y);},manhattanLength:function manhattanLength(){return Math.abs(this.x)+Math.abs(this.y);},normalize:function normalize(){return this.divideScalar(this.length()||1);},angle:function angle(){// computes the angle in radians with respect to the positive x-axis -var angle=Math.atan2(-this.y,-this.x)+Math.PI;return angle;},distanceTo:function distanceTo(v){return Math.sqrt(this.distanceToSquared(v));},distanceToSquared:function distanceToSquared(v){var dx=this.x-v.x,dy=this.y-v.y;return dx*dx+dy*dy;},manhattanDistanceTo:function manhattanDistanceTo(v){return Math.abs(this.x-v.x)+Math.abs(this.y-v.y);},setLength:function setLength(length){return this.normalize().multiplyScalar(length);},lerp:function lerp(v,alpha){this.x+=(v.x-this.x)*alpha;this.y+=(v.y-this.y)*alpha;return this;},lerpVectors:function lerpVectors(v1,v2,alpha){this.x=v1.x+(v2.x-v1.x)*alpha;this.y=v1.y+(v2.y-v1.y)*alpha;return this;},equals:function equals(v){return v.x===this.x&&v.y===this.y;},fromArray:function fromArray(array,offset){if(offset===undefined)offset=0;this.x=array[offset];this.y=array[offset+1];return this;},toArray:function toArray(array,offset){if(array===undefined)array=[];if(offset===undefined)offset=0;array[offset]=this.x;array[offset+1]=this.y;return array;},fromBufferAttribute:function fromBufferAttribute(attribute,index,offset){if(offset!==undefined){console.warn('THREE.Vector2: offset has been removed from .fromBufferAttribute().');}this.x=attribute.getX(index);this.y=attribute.getY(index);return this;},rotateAround:function rotateAround(center,angle){var c=Math.cos(angle),s=Math.sin(angle);var x=this.x-center.x;var y=this.y-center.y;this.x=x*c-y*s+center.x;this.y=x*s+y*c+center.y;return this;},random:function random(){this.x=Math.random();this.y=Math.random();return this;}});/** - * @author alteredq / http://alteredqualia.com/ - * @author WestLangley / http://github.com/WestLangley - * @author bhouston / http://clara.io - * @author tschw - */function Matrix3(){this.elements=[1,0,0,0,1,0,0,0,1];if(arguments.length>0){console.error('THREE.Matrix3: the constructor no longer reads arguments. use .set() instead.');}}Object.assign(Matrix3.prototype,{isMatrix3:true,set:function set(n11,n12,n13,n21,n22,n23,n31,n32,n33){var te=this.elements;te[0]=n11;te[1]=n21;te[2]=n31;te[3]=n12;te[4]=n22;te[5]=n32;te[6]=n13;te[7]=n23;te[8]=n33;return this;},identity:function identity(){this.set(1,0,0,0,1,0,0,0,1);return this;},clone:function clone(){return new this.constructor().fromArray(this.elements);},copy:function copy(m){var te=this.elements;var me=m.elements;te[0]=me[0];te[1]=me[1];te[2]=me[2];te[3]=me[3];te[4]=me[4];te[5]=me[5];te[6]=me[6];te[7]=me[7];te[8]=me[8];return this;},extractBasis:function extractBasis(xAxis,yAxis,zAxis){xAxis.setFromMatrix3Column(this,0);yAxis.setFromMatrix3Column(this,1);zAxis.setFromMatrix3Column(this,2);return this;},setFromMatrix4:function setFromMatrix4(m){var me=m.elements;this.set(me[0],me[4],me[8],me[1],me[5],me[9],me[2],me[6],me[10]);return this;},multiply:function multiply(m){return this.multiplyMatrices(this,m);},premultiply:function premultiply(m){return this.multiplyMatrices(m,this);},multiplyMatrices:function multiplyMatrices(a,b){var ae=a.elements;var be=b.elements;var te=this.elements;var a11=ae[0],a12=ae[3],a13=ae[6];var a21=ae[1],a22=ae[4],a23=ae[7];var a31=ae[2],a32=ae[5],a33=ae[8];var b11=be[0],b12=be[3],b13=be[6];var b21=be[1],b22=be[4],b23=be[7];var b31=be[2],b32=be[5],b33=be[8];te[0]=a11*b11+a12*b21+a13*b31;te[3]=a11*b12+a12*b22+a13*b32;te[6]=a11*b13+a12*b23+a13*b33;te[1]=a21*b11+a22*b21+a23*b31;te[4]=a21*b12+a22*b22+a23*b32;te[7]=a21*b13+a22*b23+a23*b33;te[2]=a31*b11+a32*b21+a33*b31;te[5]=a31*b12+a32*b22+a33*b32;te[8]=a31*b13+a32*b23+a33*b33;return this;},multiplyScalar:function multiplyScalar(s){var te=this.elements;te[0]*=s;te[3]*=s;te[6]*=s;te[1]*=s;te[4]*=s;te[7]*=s;te[2]*=s;te[5]*=s;te[8]*=s;return this;},determinant:function determinant(){var te=this.elements;var a=te[0],b=te[1],c=te[2],d=te[3],e=te[4],f=te[5],g=te[6],h=te[7],i=te[8];return a*e*i-a*f*h-b*d*i+b*f*g+c*d*h-c*e*g;},getInverse:function getInverse(matrix,throwOnDegenerate){if(throwOnDegenerate!==undefined){console.warn("THREE.Matrix3: .getInverse() can no longer be configured to throw on degenerate.");}var me=matrix.elements,te=this.elements,n11=me[0],n21=me[1],n31=me[2],n12=me[3],n22=me[4],n32=me[5],n13=me[6],n23=me[7],n33=me[8],t11=n33*n22-n32*n23,t12=n32*n13-n33*n12,t13=n23*n12-n22*n13,det=n11*t11+n21*t12+n31*t13;if(det===0)return this.set(0,0,0,0,0,0,0,0,0);var detInv=1/det;te[0]=t11*detInv;te[1]=(n31*n23-n33*n21)*detInv;te[2]=(n32*n21-n31*n22)*detInv;te[3]=t12*detInv;te[4]=(n33*n11-n31*n13)*detInv;te[5]=(n31*n12-n32*n11)*detInv;te[6]=t13*detInv;te[7]=(n21*n13-n23*n11)*detInv;te[8]=(n22*n11-n21*n12)*detInv;return this;},transpose:function transpose(){var tmp,m=this.elements;tmp=m[1];m[1]=m[3];m[3]=tmp;tmp=m[2];m[2]=m[6];m[6]=tmp;tmp=m[5];m[5]=m[7];m[7]=tmp;return this;},getNormalMatrix:function getNormalMatrix(matrix4){return this.setFromMatrix4(matrix4).getInverse(this).transpose();},transposeIntoArray:function transposeIntoArray(r){var m=this.elements;r[0]=m[0];r[1]=m[3];r[2]=m[6];r[3]=m[1];r[4]=m[4];r[5]=m[7];r[6]=m[2];r[7]=m[5];r[8]=m[8];return this;},setUvTransform:function setUvTransform(tx,ty,sx,sy,rotation,cx,cy){var c=Math.cos(rotation);var s=Math.sin(rotation);this.set(sx*c,sx*s,-sx*(c*cx+s*cy)+cx+tx,-sy*s,sy*c,-sy*(-s*cx+c*cy)+cy+ty,0,0,1);},scale:function scale(sx,sy){var te=this.elements;te[0]*=sx;te[3]*=sx;te[6]*=sx;te[1]*=sy;te[4]*=sy;te[7]*=sy;return this;},rotate:function rotate(theta){var c=Math.cos(theta);var s=Math.sin(theta);var te=this.elements;var a11=te[0],a12=te[3],a13=te[6];var a21=te[1],a22=te[4],a23=te[7];te[0]=c*a11+s*a21;te[3]=c*a12+s*a22;te[6]=c*a13+s*a23;te[1]=-s*a11+c*a21;te[4]=-s*a12+c*a22;te[7]=-s*a13+c*a23;return this;},translate:function translate(tx,ty){var te=this.elements;te[0]+=tx*te[2];te[3]+=tx*te[5];te[6]+=tx*te[8];te[1]+=ty*te[2];te[4]+=ty*te[5];te[7]+=ty*te[8];return this;},equals:function equals(matrix){var te=this.elements;var me=matrix.elements;for(var i=0;i<9;i++){if(te[i]!==me[i])return false;}return true;},fromArray:function fromArray(array,offset){if(offset===undefined)offset=0;for(var i=0;i<9;i++){this.elements[i]=array[i+offset];}return this;},toArray:function toArray(array,offset){if(array===undefined)array=[];if(offset===undefined)offset=0;var te=this.elements;array[offset]=te[0];array[offset+1]=te[1];array[offset+2]=te[2];array[offset+3]=te[3];array[offset+4]=te[4];array[offset+5]=te[5];array[offset+6]=te[6];array[offset+7]=te[7];array[offset+8]=te[8];return array;}});/** - * @author mrdoob / http://mrdoob.com/ - * @author alteredq / http://alteredqualia.com/ - * @author szimek / https://github.com/szimek/ - */var _canvas;var ImageUtils={getDataURL:function getDataURL(image){var canvas;if(typeof HTMLCanvasElement=='undefined'){return image.src;}else if(_instanceof(image,HTMLCanvasElement)){canvas=image;}else{if(_canvas===undefined)_canvas=document.createElementNS('http://www.w3.org/1999/xhtml','canvas');_canvas.width=image.width;_canvas.height=image.height;var context=_canvas.getContext('2d');if(_instanceof(image,ImageData)){context.putImageData(image,0,0);}else{context.drawImage(image,0,0,image.width,image.height);}canvas=_canvas;}if(canvas.width>2048||canvas.height>2048){return canvas.toDataURL('image/jpeg',0.6);}else{return canvas.toDataURL('image/png');}}};/** - * @author mrdoob / http://mrdoob.com/ - * @author alteredq / http://alteredqualia.com/ - * @author szimek / https://github.com/szimek/ - */var textureId=0;function Texture(image,mapping,wrapS,wrapT,magFilter,minFilter,format,type,anisotropy,encoding){Object.defineProperty(this,'id',{value:textureId++});this.uuid=MathUtils.generateUUID();this.name='';this.image=image!==undefined?image:Texture.DEFAULT_IMAGE;this.mipmaps=[];this.mapping=mapping!==undefined?mapping:Texture.DEFAULT_MAPPING;this.wrapS=wrapS!==undefined?wrapS:ClampToEdgeWrapping;this.wrapT=wrapT!==undefined?wrapT:ClampToEdgeWrapping;this.magFilter=magFilter!==undefined?magFilter:LinearFilter;this.minFilter=minFilter!==undefined?minFilter:LinearMipmapLinearFilter;this.anisotropy=anisotropy!==undefined?anisotropy:1;this.format=format!==undefined?format:RGBAFormat;this.internalFormat=null;this.type=type!==undefined?type:UnsignedByteType;this.offset=new Vector2(0,0);this.repeat=new Vector2(1,1);this.center=new Vector2(0,0);this.rotation=0;this.matrixAutoUpdate=true;this.matrix=new Matrix3();this.generateMipmaps=true;this.premultiplyAlpha=false;this.flipY=true;this.unpackAlignment=4;// valid values: 1, 2, 4, 8 (see http://www.khronos.org/opengles/sdk/docs/man/xhtml/glPixelStorei.xml) -// Values of encoding !== THREE.LinearEncoding only supported on map, envMap and emissiveMap. -// -// Also changing the encoding after already used by a Material will not automatically make the Material -// update. You need to explicitly call Material.needsUpdate to trigger it to recompile. -this.encoding=encoding!==undefined?encoding:LinearEncoding;this.version=0;this.onUpdate=null;}Texture.DEFAULT_IMAGE=undefined;Texture.DEFAULT_MAPPING=UVMapping;Texture.prototype=Object.assign(Object.create(EventDispatcher.prototype),{constructor:Texture,isTexture:true,updateMatrix:function updateMatrix(){this.matrix.setUvTransform(this.offset.x,this.offset.y,this.repeat.x,this.repeat.y,this.rotation,this.center.x,this.center.y);},clone:function clone(){return new this.constructor().copy(this);},copy:function copy(source){this.name=source.name;this.image=source.image;this.mipmaps=source.mipmaps.slice(0);this.mapping=source.mapping;this.wrapS=source.wrapS;this.wrapT=source.wrapT;this.magFilter=source.magFilter;this.minFilter=source.minFilter;this.anisotropy=source.anisotropy;this.format=source.format;this.internalFormat=source.internalFormat;this.type=source.type;this.offset.copy(source.offset);this.repeat.copy(source.repeat);this.center.copy(source.center);this.rotation=source.rotation;this.matrixAutoUpdate=source.matrixAutoUpdate;this.matrix.copy(source.matrix);this.generateMipmaps=source.generateMipmaps;this.premultiplyAlpha=source.premultiplyAlpha;this.flipY=source.flipY;this.unpackAlignment=source.unpackAlignment;this.encoding=source.encoding;return this;},toJSON:function toJSON(meta){var isRootObject=meta===undefined||typeof meta==='string';if(!isRootObject&&meta.textures[this.uuid]!==undefined){return meta.textures[this.uuid];}var output={metadata:{version:4.5,type:'Texture',generator:'Texture.toJSON'},uuid:this.uuid,name:this.name,mapping:this.mapping,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],center:[this.center.x,this.center.y],rotation:this.rotation,wrap:[this.wrapS,this.wrapT],format:this.format,type:this.type,encoding:this.encoding,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY,premultiplyAlpha:this.premultiplyAlpha,unpackAlignment:this.unpackAlignment};if(this.image!==undefined){// TODO: Move to THREE.Image -var image=this.image;if(image.uuid===undefined){image.uuid=MathUtils.generateUUID();// UGH -}if(!isRootObject&&meta.images[image.uuid]===undefined){var url;if(Array.isArray(image)){// process array of images e.g. CubeTexture -url=[];for(var i=0,l=image.length;i1){switch(this.wrapS){case RepeatWrapping:uv.x=uv.x-Math.floor(uv.x);break;case ClampToEdgeWrapping:uv.x=uv.x<0?0:1;break;case MirroredRepeatWrapping:if(Math.abs(Math.floor(uv.x)%2)===1){uv.x=Math.ceil(uv.x)-uv.x;}else{uv.x=uv.x-Math.floor(uv.x);}break;}}if(uv.y<0||uv.y>1){switch(this.wrapT){case RepeatWrapping:uv.y=uv.y-Math.floor(uv.y);break;case ClampToEdgeWrapping:uv.y=uv.y<0?0:1;break;case MirroredRepeatWrapping:if(Math.abs(Math.floor(uv.y)%2)===1){uv.y=Math.ceil(uv.y)-uv.y;}else{uv.y=uv.y-Math.floor(uv.y);}break;}}if(this.flipY){uv.y=1-uv.y;}return uv;}});Object.defineProperty(Texture.prototype,"needsUpdate",{set:function set(value){if(value===true)this.version++;}});/** - * @author supereggbert / http://www.paulbrunt.co.uk/ - * @author philogb / http://blog.thejit.org/ - * @author mikael emtinger / http://gomo.se/ - * @author egraether / http://egraether.com/ - * @author WestLangley / http://github.com/WestLangley - */function Vector4(x,y,z,w){this.x=x||0;this.y=y||0;this.z=z||0;this.w=w!==undefined?w:1;}Object.defineProperties(Vector4.prototype,{"width":{get:function get(){return this.z;},set:function set(value){this.z=value;}},"height":{get:function get(){return this.w;},set:function set(value){this.w=value;}}});Object.assign(Vector4.prototype,{isVector4:true,set:function set(x,y,z,w){this.x=x;this.y=y;this.z=z;this.w=w;return this;},setScalar:function setScalar(scalar){this.x=scalar;this.y=scalar;this.z=scalar;this.w=scalar;return this;},setX:function setX(x){this.x=x;return this;},setY:function setY(y){this.y=y;return this;},setZ:function setZ(z){this.z=z;return this;},setW:function setW(w){this.w=w;return this;},setComponent:function setComponent(index,value){switch(index){case 0:this.x=value;break;case 1:this.y=value;break;case 2:this.z=value;break;case 3:this.w=value;break;default:throw new Error('index is out of range: '+index);}return this;},getComponent:function getComponent(index){switch(index){case 0:return this.x;case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw new Error('index is out of range: '+index);}},clone:function clone(){return new this.constructor(this.x,this.y,this.z,this.w);},copy:function copy(v){this.x=v.x;this.y=v.y;this.z=v.z;this.w=v.w!==undefined?v.w:1;return this;},add:function add(v,w){if(w!==undefined){console.warn('THREE.Vector4: .add() now only accepts one argument. Use .addVectors( a, b ) instead.');return this.addVectors(v,w);}this.x+=v.x;this.y+=v.y;this.z+=v.z;this.w+=v.w;return this;},addScalar:function addScalar(s){this.x+=s;this.y+=s;this.z+=s;this.w+=s;return this;},addVectors:function addVectors(a,b){this.x=a.x+b.x;this.y=a.y+b.y;this.z=a.z+b.z;this.w=a.w+b.w;return this;},addScaledVector:function addScaledVector(v,s){this.x+=v.x*s;this.y+=v.y*s;this.z+=v.z*s;this.w+=v.w*s;return this;},sub:function sub(v,w){if(w!==undefined){console.warn('THREE.Vector4: .sub() now only accepts one argument. Use .subVectors( a, b ) instead.');return this.subVectors(v,w);}this.x-=v.x;this.y-=v.y;this.z-=v.z;this.w-=v.w;return this;},subScalar:function subScalar(s){this.x-=s;this.y-=s;this.z-=s;this.w-=s;return this;},subVectors:function subVectors(a,b){this.x=a.x-b.x;this.y=a.y-b.y;this.z=a.z-b.z;this.w=a.w-b.w;return this;},multiplyScalar:function multiplyScalar(scalar){this.x*=scalar;this.y*=scalar;this.z*=scalar;this.w*=scalar;return this;},applyMatrix4:function applyMatrix4(m){var x=this.x,y=this.y,z=this.z,w=this.w;var e=m.elements;this.x=e[0]*x+e[4]*y+e[8]*z+e[12]*w;this.y=e[1]*x+e[5]*y+e[9]*z+e[13]*w;this.z=e[2]*x+e[6]*y+e[10]*z+e[14]*w;this.w=e[3]*x+e[7]*y+e[11]*z+e[15]*w;return this;},divideScalar:function divideScalar(scalar){return this.multiplyScalar(1/scalar);},setAxisAngleFromQuaternion:function setAxisAngleFromQuaternion(q){// http://www.euclideanspace.com/maths/geometry/rotations/conversions/quaternionToAngle/index.htm -// q is assumed to be normalized -this.w=2*Math.acos(q.w);var s=Math.sqrt(1-q.w*q.w);if(s<0.0001){this.x=1;this.y=0;this.z=0;}else{this.x=q.x/s;this.y=q.y/s;this.z=q.z/s;}return this;},setAxisAngleFromRotationMatrix:function setAxisAngleFromRotationMatrix(m){// http://www.euclideanspace.com/maths/geometry/rotations/conversions/matrixToAngle/index.htm -// assumes the upper 3x3 of m is a pure rotation matrix (i.e, unscaled) -var angle,x,y,z,// variables for result -epsilon=0.01,// margin to allow for rounding errors -epsilon2=0.1,// margin to distinguish between 0 and 180 degrees -te=m.elements,m11=te[0],m12=te[4],m13=te[8],m21=te[1],m22=te[5],m23=te[9],m31=te[2],m32=te[6],m33=te[10];if(Math.abs(m12-m21)yy&&xx>zz){// m11 is the largest diagonal term -if(xxzz){// m22 is the largest diagonal term -if(yy=0?1:-1,sqrSin=1-cos*cos;// Skip the Slerp for tiny steps to avoid numeric problems: -if(sqrSin>Number.EPSILON){var sin=Math.sqrt(sqrSin),len=Math.atan2(sin,cos*dir);s=Math.sin(s*len)/sin;t=Math.sin(t*len)/sin;}var tDir=t*dir;x0=x0*s+x1*tDir;y0=y0*s+y1*tDir;z0=z0*s+z1*tDir;w0=w0*s+w1*tDir;// Normalize in case we just did a lerp: -if(s===1-t){var f=1/Math.sqrt(x0*x0+y0*y0+z0*z0+w0*w0);x0*=f;y0*=f;z0*=f;w0*=f;}}dst[dstOffset]=x0;dst[dstOffset+1]=y0;dst[dstOffset+2]=z0;dst[dstOffset+3]=w0;},multiplyQuaternionsFlat:function multiplyQuaternionsFlat(dst,dstOffset,src0,srcOffset0,src1,srcOffset1){var x0=src0[srcOffset0];var y0=src0[srcOffset0+1];var z0=src0[srcOffset0+2];var w0=src0[srcOffset0+3];var x1=src1[srcOffset1];var y1=src1[srcOffset1+1];var z1=src1[srcOffset1+2];var w1=src1[srcOffset1+3];dst[dstOffset]=x0*w1+w0*x1+y0*z1-z0*y1;dst[dstOffset+1]=y0*w1+w0*y1+z0*x1-x0*z1;dst[dstOffset+2]=z0*w1+w0*z1+x0*y1-y0*x1;dst[dstOffset+3]=w0*w1-x0*x1-y0*y1-z0*z1;return dst;}});Object.defineProperties(Quaternion.prototype,{x:{get:function get(){return this._x;},set:function set(value){this._x=value;this._onChangeCallback();}},y:{get:function get(){return this._y;},set:function set(value){this._y=value;this._onChangeCallback();}},z:{get:function get(){return this._z;},set:function set(value){this._z=value;this._onChangeCallback();}},w:{get:function get(){return this._w;},set:function set(value){this._w=value;this._onChangeCallback();}}});Object.assign(Quaternion.prototype,{isQuaternion:true,set:function set(x,y,z,w){this._x=x;this._y=y;this._z=z;this._w=w;this._onChangeCallback();return this;},clone:function clone(){return new this.constructor(this._x,this._y,this._z,this._w);},copy:function copy(quaternion){this._x=quaternion.x;this._y=quaternion.y;this._z=quaternion.z;this._w=quaternion.w;this._onChangeCallback();return this;},setFromEuler:function setFromEuler(euler,update){if(!(euler&&euler.isEuler)){throw new Error('THREE.Quaternion: .setFromEuler() now expects an Euler rotation rather than a Vector3 and order.');}var x=euler._x,y=euler._y,z=euler._z,order=euler.order;// http://www.mathworks.com/matlabcentral/fileexchange/ -// 20696-function-to-convert-between-dcm-euler-angles-quaternions-and-euler-vectors/ -// content/SpinCalc.m -var cos=Math.cos;var sin=Math.sin;var c1=cos(x/2);var c2=cos(y/2);var c3=cos(z/2);var s1=sin(x/2);var s2=sin(y/2);var s3=sin(z/2);switch(order){case'XYZ':this._x=s1*c2*c3+c1*s2*s3;this._y=c1*s2*c3-s1*c2*s3;this._z=c1*c2*s3+s1*s2*c3;this._w=c1*c2*c3-s1*s2*s3;break;case'YXZ':this._x=s1*c2*c3+c1*s2*s3;this._y=c1*s2*c3-s1*c2*s3;this._z=c1*c2*s3-s1*s2*c3;this._w=c1*c2*c3+s1*s2*s3;break;case'ZXY':this._x=s1*c2*c3-c1*s2*s3;this._y=c1*s2*c3+s1*c2*s3;this._z=c1*c2*s3+s1*s2*c3;this._w=c1*c2*c3-s1*s2*s3;break;case'ZYX':this._x=s1*c2*c3-c1*s2*s3;this._y=c1*s2*c3+s1*c2*s3;this._z=c1*c2*s3-s1*s2*c3;this._w=c1*c2*c3+s1*s2*s3;break;case'YZX':this._x=s1*c2*c3+c1*s2*s3;this._y=c1*s2*c3+s1*c2*s3;this._z=c1*c2*s3-s1*s2*c3;this._w=c1*c2*c3-s1*s2*s3;break;case'XZY':this._x=s1*c2*c3-c1*s2*s3;this._y=c1*s2*c3-s1*c2*s3;this._z=c1*c2*s3+s1*s2*c3;this._w=c1*c2*c3+s1*s2*s3;break;default:console.warn('THREE.Quaternion: .setFromEuler() encountered an unknown order: '+order);}if(update!==false)this._onChangeCallback();return this;},setFromAxisAngle:function setFromAxisAngle(axis,angle){// http://www.euclideanspace.com/maths/geometry/rotations/conversions/angleToQuaternion/index.htm -// assumes axis is normalized -var halfAngle=angle/2,s=Math.sin(halfAngle);this._x=axis.x*s;this._y=axis.y*s;this._z=axis.z*s;this._w=Math.cos(halfAngle);this._onChangeCallback();return this;},setFromRotationMatrix:function setFromRotationMatrix(m){// http://www.euclideanspace.com/maths/geometry/rotations/conversions/matrixToQuaternion/index.htm -// assumes the upper 3x3 of m is a pure rotation matrix (i.e, unscaled) -var te=m.elements,m11=te[0],m12=te[4],m13=te[8],m21=te[1],m22=te[5],m23=te[9],m31=te[2],m32=te[6],m33=te[10],trace=m11+m22+m33,s;if(trace>0){s=0.5/Math.sqrt(trace+1.0);this._w=0.25/s;this._x=(m32-m23)*s;this._y=(m13-m31)*s;this._z=(m21-m12)*s;}else if(m11>m22&&m11>m33){s=2.0*Math.sqrt(1.0+m11-m22-m33);this._w=(m32-m23)/s;this._x=0.25*s;this._y=(m12+m21)/s;this._z=(m13+m31)/s;}else if(m22>m33){s=2.0*Math.sqrt(1.0+m22-m11-m33);this._w=(m13-m31)/s;this._x=(m12+m21)/s;this._y=0.25*s;this._z=(m23+m32)/s;}else{s=2.0*Math.sqrt(1.0+m33-m11-m22);this._w=(m21-m12)/s;this._x=(m13+m31)/s;this._y=(m23+m32)/s;this._z=0.25*s;}this._onChangeCallback();return this;},setFromUnitVectors:function setFromUnitVectors(vFrom,vTo){// assumes direction vectors vFrom and vTo are normalized -var EPS=0.000001;var r=vFrom.dot(vTo)+1;if(rMath.abs(vFrom.z)){this._x=-vFrom.y;this._y=vFrom.x;this._z=0;this._w=r;}else{this._x=0;this._y=-vFrom.z;this._z=vFrom.y;this._w=r;}}else{// crossVectors( vFrom, vTo ); // inlined to avoid cyclic dependency on Vector3 -this._x=vFrom.y*vTo.z-vFrom.z*vTo.y;this._y=vFrom.z*vTo.x-vFrom.x*vTo.z;this._z=vFrom.x*vTo.y-vFrom.y*vTo.x;this._w=r;}return this.normalize();},angleTo:function angleTo(q){return 2*Math.acos(Math.abs(MathUtils.clamp(this.dot(q),-1,1)));},rotateTowards:function rotateTowards(q,step){var angle=this.angleTo(q);if(angle===0)return this;var t=Math.min(1,step/angle);this.slerp(q,t);return this;},inverse:function inverse(){// quaternion is assumed to have unit length -return this.conjugate();},conjugate:function conjugate(){this._x*=-1;this._y*=-1;this._z*=-1;this._onChangeCallback();return this;},dot:function dot(v){return this._x*v._x+this._y*v._y+this._z*v._z+this._w*v._w;},lengthSq:function lengthSq(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w;},length:function length(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w);},normalize:function normalize(){var l=this.length();if(l===0){this._x=0;this._y=0;this._z=0;this._w=1;}else{l=1/l;this._x=this._x*l;this._y=this._y*l;this._z=this._z*l;this._w=this._w*l;}this._onChangeCallback();return this;},multiply:function multiply(q,p){if(p!==undefined){console.warn('THREE.Quaternion: .multiply() now only accepts one argument. Use .multiplyQuaternions( a, b ) instead.');return this.multiplyQuaternions(q,p);}return this.multiplyQuaternions(this,q);},premultiply:function premultiply(q){return this.multiplyQuaternions(q,this);},multiplyQuaternions:function multiplyQuaternions(a,b){// from http://www.euclideanspace.com/maths/algebra/realNormedAlgebra/quaternions/code/index.htm -var qax=a._x,qay=a._y,qaz=a._z,qaw=a._w;var qbx=b._x,qby=b._y,qbz=b._z,qbw=b._w;this._x=qax*qbw+qaw*qbx+qay*qbz-qaz*qby;this._y=qay*qbw+qaw*qby+qaz*qbx-qax*qbz;this._z=qaz*qbw+qaw*qbz+qax*qby-qay*qbx;this._w=qaw*qbw-qax*qbx-qay*qby-qaz*qbz;this._onChangeCallback();return this;},slerp:function slerp(qb,t){if(t===0)return this;if(t===1)return this.copy(qb);var x=this._x,y=this._y,z=this._z,w=this._w;// http://www.euclideanspace.com/maths/algebra/realNormedAlgebra/quaternions/slerp/ -var cosHalfTheta=w*qb._w+x*qb._x+y*qb._y+z*qb._z;if(cosHalfTheta<0){this._w=-qb._w;this._x=-qb._x;this._y=-qb._y;this._z=-qb._z;cosHalfTheta=-cosHalfTheta;}else{this.copy(qb);}if(cosHalfTheta>=1.0){this._w=w;this._x=x;this._y=y;this._z=z;return this;}var sqrSinHalfTheta=1.0-cosHalfTheta*cosHalfTheta;if(sqrSinHalfTheta<=Number.EPSILON){var s=1-t;this._w=s*w+t*this._w;this._x=s*x+t*this._x;this._y=s*y+t*this._y;this._z=s*z+t*this._z;this.normalize();this._onChangeCallback();return this;}var sinHalfTheta=Math.sqrt(sqrSinHalfTheta);var halfTheta=Math.atan2(sinHalfTheta,cosHalfTheta);var ratioA=Math.sin((1-t)*halfTheta)/sinHalfTheta,ratioB=Math.sin(t*halfTheta)/sinHalfTheta;this._w=w*ratioA+this._w*ratioB;this._x=x*ratioA+this._x*ratioB;this._y=y*ratioA+this._y*ratioB;this._z=z*ratioA+this._z*ratioB;this._onChangeCallback();return this;},equals:function equals(quaternion){return quaternion._x===this._x&&quaternion._y===this._y&&quaternion._z===this._z&&quaternion._w===this._w;},fromArray:function fromArray(array,offset){if(offset===undefined)offset=0;this._x=array[offset];this._y=array[offset+1];this._z=array[offset+2];this._w=array[offset+3];this._onChangeCallback();return this;},toArray:function toArray(array,offset){if(array===undefined)array=[];if(offset===undefined)offset=0;array[offset]=this._x;array[offset+1]=this._y;array[offset+2]=this._z;array[offset+3]=this._w;return array;},fromBufferAttribute:function fromBufferAttribute(attribute,index){this._x=attribute.getX(index);this._y=attribute.getY(index);this._z=attribute.getZ(index);this._w=attribute.getW(index);return this;},_onChange:function _onChange(callback){this._onChangeCallback=callback;return this;},_onChangeCallback:function _onChangeCallback(){}});/** - * @author mrdoob / http://mrdoob.com/ - * @author kile / http://kile.stravaganza.org/ - * @author philogb / http://blog.thejit.org/ - * @author mikael emtinger / http://gomo.se/ - * @author egraether / http://egraether.com/ - * @author WestLangley / http://github.com/WestLangley - */var _vector=new Vector3();var _quaternion=new Quaternion();function Vector3(x,y,z){this.x=x||0;this.y=y||0;this.z=z||0;}Object.assign(Vector3.prototype,{isVector3:true,set:function set(x,y,z){this.x=x;this.y=y;this.z=z;return this;},setScalar:function setScalar(scalar){this.x=scalar;this.y=scalar;this.z=scalar;return this;},setX:function setX(x){this.x=x;return this;},setY:function setY(y){this.y=y;return this;},setZ:function setZ(z){this.z=z;return this;},setComponent:function setComponent(index,value){switch(index){case 0:this.x=value;break;case 1:this.y=value;break;case 2:this.z=value;break;default:throw new Error('index is out of range: '+index);}return this;},getComponent:function getComponent(index){switch(index){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error('index is out of range: '+index);}},clone:function clone(){return new this.constructor(this.x,this.y,this.z);},copy:function copy(v){this.x=v.x;this.y=v.y;this.z=v.z;return this;},add:function add(v,w){if(w!==undefined){console.warn('THREE.Vector3: .add() now only accepts one argument. Use .addVectors( a, b ) instead.');return this.addVectors(v,w);}this.x+=v.x;this.y+=v.y;this.z+=v.z;return this;},addScalar:function addScalar(s){this.x+=s;this.y+=s;this.z+=s;return this;},addVectors:function addVectors(a,b){this.x=a.x+b.x;this.y=a.y+b.y;this.z=a.z+b.z;return this;},addScaledVector:function addScaledVector(v,s){this.x+=v.x*s;this.y+=v.y*s;this.z+=v.z*s;return this;},sub:function sub(v,w){if(w!==undefined){console.warn('THREE.Vector3: .sub() now only accepts one argument. Use .subVectors( a, b ) instead.');return this.subVectors(v,w);}this.x-=v.x;this.y-=v.y;this.z-=v.z;return this;},subScalar:function subScalar(s){this.x-=s;this.y-=s;this.z-=s;return this;},subVectors:function subVectors(a,b){this.x=a.x-b.x;this.y=a.y-b.y;this.z=a.z-b.z;return this;},multiply:function multiply(v,w){if(w!==undefined){console.warn('THREE.Vector3: .multiply() now only accepts one argument. Use .multiplyVectors( a, b ) instead.');return this.multiplyVectors(v,w);}this.x*=v.x;this.y*=v.y;this.z*=v.z;return this;},multiplyScalar:function multiplyScalar(scalar){this.x*=scalar;this.y*=scalar;this.z*=scalar;return this;},multiplyVectors:function multiplyVectors(a,b){this.x=a.x*b.x;this.y=a.y*b.y;this.z=a.z*b.z;return this;},applyEuler:function applyEuler(euler){if(!(euler&&euler.isEuler)){console.error('THREE.Vector3: .applyEuler() now expects an Euler rotation rather than a Vector3 and order.');}return this.applyQuaternion(_quaternion.setFromEuler(euler));},applyAxisAngle:function applyAxisAngle(axis,angle){return this.applyQuaternion(_quaternion.setFromAxisAngle(axis,angle));},applyMatrix3:function applyMatrix3(m){var x=this.x,y=this.y,z=this.z;var e=m.elements;this.x=e[0]*x+e[3]*y+e[6]*z;this.y=e[1]*x+e[4]*y+e[7]*z;this.z=e[2]*x+e[5]*y+e[8]*z;return this;},applyNormalMatrix:function applyNormalMatrix(m){return this.applyMatrix3(m).normalize();},applyMatrix4:function applyMatrix4(m){var x=this.x,y=this.y,z=this.z;var e=m.elements;var w=1/(e[3]*x+e[7]*y+e[11]*z+e[15]);this.x=(e[0]*x+e[4]*y+e[8]*z+e[12])*w;this.y=(e[1]*x+e[5]*y+e[9]*z+e[13])*w;this.z=(e[2]*x+e[6]*y+e[10]*z+e[14])*w;return this;},applyQuaternion:function applyQuaternion(q){var x=this.x,y=this.y,z=this.z;var qx=q.x,qy=q.y,qz=q.z,qw=q.w;// calculate quat * vector -var ix=qw*x+qy*z-qz*y;var iy=qw*y+qz*x-qx*z;var iz=qw*z+qx*y-qy*x;var iw=-qx*x-qy*y-qz*z;// calculate result * inverse quat -this.x=ix*qw+iw*-qx+iy*-qz-iz*-qy;this.y=iy*qw+iw*-qy+iz*-qx-ix*-qz;this.z=iz*qw+iw*-qz+ix*-qy-iy*-qx;return this;},project:function project(camera){return this.applyMatrix4(camera.matrixWorldInverse).applyMatrix4(camera.projectionMatrix);},unproject:function unproject(camera){return this.applyMatrix4(camera.projectionMatrixInverse).applyMatrix4(camera.matrixWorld);},transformDirection:function transformDirection(m){// input: THREE.Matrix4 affine matrix -// vector interpreted as a direction -var x=this.x,y=this.y,z=this.z;var e=m.elements;this.x=e[0]*x+e[4]*y+e[8]*z;this.y=e[1]*x+e[5]*y+e[9]*z;this.z=e[2]*x+e[6]*y+e[10]*z;return this.normalize();},divide:function divide(v){this.x/=v.x;this.y/=v.y;this.z/=v.z;return this;},divideScalar:function divideScalar(scalar){return this.multiplyScalar(1/scalar);},min:function min(v){this.x=Math.min(this.x,v.x);this.y=Math.min(this.y,v.y);this.z=Math.min(this.z,v.z);return this;},max:function max(v){this.x=Math.max(this.x,v.x);this.y=Math.max(this.y,v.y);this.z=Math.max(this.z,v.z);return this;},clamp:function clamp(min,max){// assumes min < max, componentwise -this.x=Math.max(min.x,Math.min(max.x,this.x));this.y=Math.max(min.y,Math.min(max.y,this.y));this.z=Math.max(min.z,Math.min(max.z,this.z));return this;},clampScalar:function clampScalar(minVal,maxVal){this.x=Math.max(minVal,Math.min(maxVal,this.x));this.y=Math.max(minVal,Math.min(maxVal,this.y));this.z=Math.max(minVal,Math.min(maxVal,this.z));return this;},clampLength:function clampLength(min,max){var length=this.length();return this.divideScalar(length||1).multiplyScalar(Math.max(min,Math.min(max,length)));},floor:function floor(){this.x=Math.floor(this.x);this.y=Math.floor(this.y);this.z=Math.floor(this.z);return this;},ceil:function ceil(){this.x=Math.ceil(this.x);this.y=Math.ceil(this.y);this.z=Math.ceil(this.z);return this;},round:function round(){this.x=Math.round(this.x);this.y=Math.round(this.y);this.z=Math.round(this.z);return this;},roundToZero:function roundToZero(){this.x=this.x<0?Math.ceil(this.x):Math.floor(this.x);this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y);this.z=this.z<0?Math.ceil(this.z):Math.floor(this.z);return this;},negate:function negate(){this.x=-this.x;this.y=-this.y;this.z=-this.z;return this;},dot:function dot(v){return this.x*v.x+this.y*v.y+this.z*v.z;},// TODO lengthSquared? -lengthSq:function lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z;},length:function length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z);},manhattanLength:function manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z);},normalize:function normalize(){return this.divideScalar(this.length()||1);},setLength:function setLength(length){return this.normalize().multiplyScalar(length);},lerp:function lerp(v,alpha){this.x+=(v.x-this.x)*alpha;this.y+=(v.y-this.y)*alpha;this.z+=(v.z-this.z)*alpha;return this;},lerpVectors:function lerpVectors(v1,v2,alpha){this.x=v1.x+(v2.x-v1.x)*alpha;this.y=v1.y+(v2.y-v1.y)*alpha;this.z=v1.z+(v2.z-v1.z)*alpha;return this;},cross:function cross(v,w){if(w!==undefined){console.warn('THREE.Vector3: .cross() now only accepts one argument. Use .crossVectors( a, b ) instead.');return this.crossVectors(v,w);}return this.crossVectors(this,v);},crossVectors:function crossVectors(a,b){var ax=a.x,ay=a.y,az=a.z;var bx=b.x,by=b.y,bz=b.z;this.x=ay*bz-az*by;this.y=az*bx-ax*bz;this.z=ax*by-ay*bx;return this;},projectOnVector:function projectOnVector(v){var denominator=v.lengthSq();if(denominator===0)return this.set(0,0,0);var scalar=v.dot(this)/denominator;return this.copy(v).multiplyScalar(scalar);},projectOnPlane:function projectOnPlane(planeNormal){_vector.copy(this).projectOnVector(planeNormal);return this.sub(_vector);},reflect:function reflect(normal){// reflect incident vector off plane orthogonal to normal -// normal is assumed to have unit length -return this.sub(_vector.copy(normal).multiplyScalar(2*this.dot(normal)));},angleTo:function angleTo(v){var denominator=Math.sqrt(this.lengthSq()*v.lengthSq());if(denominator===0)return Math.PI/2;var theta=this.dot(v)/denominator;// clamp, to handle numerical problems -return Math.acos(MathUtils.clamp(theta,-1,1));},distanceTo:function distanceTo(v){return Math.sqrt(this.distanceToSquared(v));},distanceToSquared:function distanceToSquared(v){var dx=this.x-v.x,dy=this.y-v.y,dz=this.z-v.z;return dx*dx+dy*dy+dz*dz;},manhattanDistanceTo:function manhattanDistanceTo(v){return Math.abs(this.x-v.x)+Math.abs(this.y-v.y)+Math.abs(this.z-v.z);},setFromSpherical:function setFromSpherical(s){return this.setFromSphericalCoords(s.radius,s.phi,s.theta);},setFromSphericalCoords:function setFromSphericalCoords(radius,phi,theta){var sinPhiRadius=Math.sin(phi)*radius;this.x=sinPhiRadius*Math.sin(theta);this.y=Math.cos(phi)*radius;this.z=sinPhiRadius*Math.cos(theta);return this;},setFromCylindrical:function setFromCylindrical(c){return this.setFromCylindricalCoords(c.radius,c.theta,c.y);},setFromCylindricalCoords:function setFromCylindricalCoords(radius,theta,y){this.x=radius*Math.sin(theta);this.y=y;this.z=radius*Math.cos(theta);return this;},setFromMatrixPosition:function setFromMatrixPosition(m){var e=m.elements;this.x=e[12];this.y=e[13];this.z=e[14];return this;},setFromMatrixScale:function setFromMatrixScale(m){var sx=this.setFromMatrixColumn(m,0).length();var sy=this.setFromMatrixColumn(m,1).length();var sz=this.setFromMatrixColumn(m,2).length();this.x=sx;this.y=sy;this.z=sz;return this;},setFromMatrixColumn:function setFromMatrixColumn(m,index){return this.fromArray(m.elements,index*4);},setFromMatrix3Column:function setFromMatrix3Column(m,index){return this.fromArray(m.elements,index*3);},equals:function equals(v){return v.x===this.x&&v.y===this.y&&v.z===this.z;},fromArray:function fromArray(array,offset){if(offset===undefined)offset=0;this.x=array[offset];this.y=array[offset+1];this.z=array[offset+2];return this;},toArray:function toArray(array,offset){if(array===undefined)array=[];if(offset===undefined)offset=0;array[offset]=this.x;array[offset+1]=this.y;array[offset+2]=this.z;return array;},fromBufferAttribute:function fromBufferAttribute(attribute,index,offset){if(offset!==undefined){console.warn('THREE.Vector3: offset has been removed from .fromBufferAttribute().');}this.x=attribute.getX(index);this.y=attribute.getY(index);this.z=attribute.getZ(index);return this;},random:function random(){this.x=Math.random();this.y=Math.random();this.z=Math.random();return this;}});var _v1=new Vector3();var _m1=new Matrix4();var _zero=new Vector3(0,0,0);var _one=new Vector3(1,1,1);var _x=new Vector3();var _y=new Vector3();var _z=new Vector3();/** - * @author mrdoob / http://mrdoob.com/ - * @author supereggbert / http://www.paulbrunt.co.uk/ - * @author philogb / http://blog.thejit.org/ - * @author jordi_ros / http://plattsoft.com - * @author D1plo1d / http://github.com/D1plo1d - * @author alteredq / http://alteredqualia.com/ - * @author mikael emtinger / http://gomo.se/ - * @author timknip / http://www.floorplanner.com/ - * @author bhouston / http://clara.io - * @author WestLangley / http://github.com/WestLangley - */function Matrix4(){this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1];if(arguments.length>0){console.error('THREE.Matrix4: the constructor no longer reads arguments. use .set() instead.');}}Object.assign(Matrix4.prototype,{isMatrix4:true,set:function set(n11,n12,n13,n14,n21,n22,n23,n24,n31,n32,n33,n34,n41,n42,n43,n44){var te=this.elements;te[0]=n11;te[4]=n12;te[8]=n13;te[12]=n14;te[1]=n21;te[5]=n22;te[9]=n23;te[13]=n24;te[2]=n31;te[6]=n32;te[10]=n33;te[14]=n34;te[3]=n41;te[7]=n42;te[11]=n43;te[15]=n44;return this;},identity:function identity(){this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1);return this;},clone:function clone(){return new Matrix4().fromArray(this.elements);},copy:function copy(m){var te=this.elements;var me=m.elements;te[0]=me[0];te[1]=me[1];te[2]=me[2];te[3]=me[3];te[4]=me[4];te[5]=me[5];te[6]=me[6];te[7]=me[7];te[8]=me[8];te[9]=me[9];te[10]=me[10];te[11]=me[11];te[12]=me[12];te[13]=me[13];te[14]=me[14];te[15]=me[15];return this;},copyPosition:function copyPosition(m){var te=this.elements,me=m.elements;te[12]=me[12];te[13]=me[13];te[14]=me[14];return this;},extractBasis:function extractBasis(xAxis,yAxis,zAxis){xAxis.setFromMatrixColumn(this,0);yAxis.setFromMatrixColumn(this,1);zAxis.setFromMatrixColumn(this,2);return this;},makeBasis:function makeBasis(xAxis,yAxis,zAxis){this.set(xAxis.x,yAxis.x,zAxis.x,0,xAxis.y,yAxis.y,zAxis.y,0,xAxis.z,yAxis.z,zAxis.z,0,0,0,0,1);return this;},extractRotation:function extractRotation(m){// this method does not support reflection matrices -var te=this.elements;var me=m.elements;var scaleX=1/_v1.setFromMatrixColumn(m,0).length();var scaleY=1/_v1.setFromMatrixColumn(m,1).length();var scaleZ=1/_v1.setFromMatrixColumn(m,2).length();te[0]=me[0]*scaleX;te[1]=me[1]*scaleX;te[2]=me[2]*scaleX;te[3]=0;te[4]=me[4]*scaleY;te[5]=me[5]*scaleY;te[6]=me[6]*scaleY;te[7]=0;te[8]=me[8]*scaleZ;te[9]=me[9]*scaleZ;te[10]=me[10]*scaleZ;te[11]=0;te[12]=0;te[13]=0;te[14]=0;te[15]=1;return this;},makeRotationFromEuler:function makeRotationFromEuler(euler){if(!(euler&&euler.isEuler)){console.error('THREE.Matrix4: .makeRotationFromEuler() now expects a Euler rotation rather than a Vector3 and order.');}var te=this.elements;var x=euler.x,y=euler.y,z=euler.z;var a=Math.cos(x),b=Math.sin(x);var c=Math.cos(y),d=Math.sin(y);var e=Math.cos(z),f=Math.sin(z);if(euler.order==='XYZ'){var ae=a*e,af=a*f,be=b*e,bf=b*f;te[0]=c*e;te[4]=-c*f;te[8]=d;te[1]=af+be*d;te[5]=ae-bf*d;te[9]=-b*c;te[2]=bf-ae*d;te[6]=be+af*d;te[10]=a*c;}else if(euler.order==='YXZ'){var ce=c*e,cf=c*f,de=d*e,df=d*f;te[0]=ce+df*b;te[4]=de*b-cf;te[8]=a*d;te[1]=a*f;te[5]=a*e;te[9]=-b;te[2]=cf*b-de;te[6]=df+ce*b;te[10]=a*c;}else if(euler.order==='ZXY'){var ce=c*e,cf=c*f,de=d*e,df=d*f;te[0]=ce-df*b;te[4]=-a*f;te[8]=de+cf*b;te[1]=cf+de*b;te[5]=a*e;te[9]=df-ce*b;te[2]=-a*d;te[6]=b;te[10]=a*c;}else if(euler.order==='ZYX'){var ae=a*e,af=a*f,be=b*e,bf=b*f;te[0]=c*e;te[4]=be*d-af;te[8]=ae*d+bf;te[1]=c*f;te[5]=bf*d+ae;te[9]=af*d-be;te[2]=-d;te[6]=b*c;te[10]=a*c;}else if(euler.order==='YZX'){var ac=a*c,ad=a*d,bc=b*c,bd=b*d;te[0]=c*e;te[4]=bd-ac*f;te[8]=bc*f+ad;te[1]=f;te[5]=a*e;te[9]=-b*e;te[2]=-d*e;te[6]=ad*f+bc;te[10]=ac-bd*f;}else if(euler.order==='XZY'){var ac=a*c,ad=a*d,bc=b*c,bd=b*d;te[0]=c*e;te[4]=-f;te[8]=d*e;te[1]=ac*f+bd;te[5]=a*e;te[9]=ad*f-bc;te[2]=bc*f-ad;te[6]=b*e;te[10]=bd*f+ac;}// bottom row -te[3]=0;te[7]=0;te[11]=0;// last column -te[12]=0;te[13]=0;te[14]=0;te[15]=1;return this;},makeRotationFromQuaternion:function makeRotationFromQuaternion(q){return this.compose(_zero,q,_one);},lookAt:function lookAt(eye,target,up){var te=this.elements;_z.subVectors(eye,target);if(_z.lengthSq()===0){// eye and target are in the same position -_z.z=1;}_z.normalize();_x.crossVectors(up,_z);if(_x.lengthSq()===0){// up and z are parallel -if(Math.abs(up.z)===1){_z.x+=0.0001;}else{_z.z+=0.0001;}_z.normalize();_x.crossVectors(up,_z);}_x.normalize();_y.crossVectors(_z,_x);te[0]=_x.x;te[4]=_y.x;te[8]=_z.x;te[1]=_x.y;te[5]=_y.y;te[9]=_z.y;te[2]=_x.z;te[6]=_y.z;te[10]=_z.z;return this;},multiply:function multiply(m,n){if(n!==undefined){console.warn('THREE.Matrix4: .multiply() now only accepts one argument. Use .multiplyMatrices( a, b ) instead.');return this.multiplyMatrices(m,n);}return this.multiplyMatrices(this,m);},premultiply:function premultiply(m){return this.multiplyMatrices(m,this);},multiplyMatrices:function multiplyMatrices(a,b){var ae=a.elements;var be=b.elements;var te=this.elements;var a11=ae[0],a12=ae[4],a13=ae[8],a14=ae[12];var a21=ae[1],a22=ae[5],a23=ae[9],a24=ae[13];var a31=ae[2],a32=ae[6],a33=ae[10],a34=ae[14];var a41=ae[3],a42=ae[7],a43=ae[11],a44=ae[15];var b11=be[0],b12=be[4],b13=be[8],b14=be[12];var b21=be[1],b22=be[5],b23=be[9],b24=be[13];var b31=be[2],b32=be[6],b33=be[10],b34=be[14];var b41=be[3],b42=be[7],b43=be[11],b44=be[15];te[0]=a11*b11+a12*b21+a13*b31+a14*b41;te[4]=a11*b12+a12*b22+a13*b32+a14*b42;te[8]=a11*b13+a12*b23+a13*b33+a14*b43;te[12]=a11*b14+a12*b24+a13*b34+a14*b44;te[1]=a21*b11+a22*b21+a23*b31+a24*b41;te[5]=a21*b12+a22*b22+a23*b32+a24*b42;te[9]=a21*b13+a22*b23+a23*b33+a24*b43;te[13]=a21*b14+a22*b24+a23*b34+a24*b44;te[2]=a31*b11+a32*b21+a33*b31+a34*b41;te[6]=a31*b12+a32*b22+a33*b32+a34*b42;te[10]=a31*b13+a32*b23+a33*b33+a34*b43;te[14]=a31*b14+a32*b24+a33*b34+a34*b44;te[3]=a41*b11+a42*b21+a43*b31+a44*b41;te[7]=a41*b12+a42*b22+a43*b32+a44*b42;te[11]=a41*b13+a42*b23+a43*b33+a44*b43;te[15]=a41*b14+a42*b24+a43*b34+a44*b44;return this;},multiplyScalar:function multiplyScalar(s){var te=this.elements;te[0]*=s;te[4]*=s;te[8]*=s;te[12]*=s;te[1]*=s;te[5]*=s;te[9]*=s;te[13]*=s;te[2]*=s;te[6]*=s;te[10]*=s;te[14]*=s;te[3]*=s;te[7]*=s;te[11]*=s;te[15]*=s;return this;},determinant:function determinant(){var te=this.elements;var n11=te[0],n12=te[4],n13=te[8],n14=te[12];var n21=te[1],n22=te[5],n23=te[9],n24=te[13];var n31=te[2],n32=te[6],n33=te[10],n34=te[14];var n41=te[3],n42=te[7],n43=te[11],n44=te[15];//TODO: make this more efficient -//( based on http://www.euclideanspace.com/maths/algebra/matrix/functions/inverse/fourD/index.htm ) -return n41*(+n14*n23*n32-n13*n24*n32-n14*n22*n33+n12*n24*n33+n13*n22*n34-n12*n23*n34)+n42*(+n11*n23*n34-n11*n24*n33+n14*n21*n33-n13*n21*n34+n13*n24*n31-n14*n23*n31)+n43*(+n11*n24*n32-n11*n22*n34-n14*n21*n32+n12*n21*n34+n14*n22*n31-n12*n24*n31)+n44*(-n13*n22*n31-n11*n23*n32+n11*n22*n33+n13*n21*n32-n12*n21*n33+n12*n23*n31);},transpose:function transpose(){var te=this.elements;var tmp;tmp=te[1];te[1]=te[4];te[4]=tmp;tmp=te[2];te[2]=te[8];te[8]=tmp;tmp=te[6];te[6]=te[9];te[9]=tmp;tmp=te[3];te[3]=te[12];te[12]=tmp;tmp=te[7];te[7]=te[13];te[13]=tmp;tmp=te[11];te[11]=te[14];te[14]=tmp;return this;},setPosition:function setPosition(x,y,z){var te=this.elements;if(x.isVector3){te[12]=x.x;te[13]=x.y;te[14]=x.z;}else{te[12]=x;te[13]=y;te[14]=z;}return this;},getInverse:function getInverse(m,throwOnDegenerate){if(throwOnDegenerate!==undefined){console.warn("THREE.Matrix4: .getInverse() can no longer be configured to throw on degenerate.");}// based on http://www.euclideanspace.com/maths/algebra/matrix/functions/inverse/fourD/index.htm -var te=this.elements,me=m.elements,n11=me[0],n21=me[1],n31=me[2],n41=me[3],n12=me[4],n22=me[5],n32=me[6],n42=me[7],n13=me[8],n23=me[9],n33=me[10],n43=me[11],n14=me[12],n24=me[13],n34=me[14],n44=me[15],t11=n23*n34*n42-n24*n33*n42+n24*n32*n43-n22*n34*n43-n23*n32*n44+n22*n33*n44,t12=n14*n33*n42-n13*n34*n42-n14*n32*n43+n12*n34*n43+n13*n32*n44-n12*n33*n44,t13=n13*n24*n42-n14*n23*n42+n14*n22*n43-n12*n24*n43-n13*n22*n44+n12*n23*n44,t14=n14*n23*n32-n13*n24*n32-n14*n22*n33+n12*n24*n33+n13*n22*n34-n12*n23*n34;var det=n11*t11+n21*t12+n31*t13+n41*t14;if(det===0)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);var detInv=1/det;te[0]=t11*detInv;te[1]=(n24*n33*n41-n23*n34*n41-n24*n31*n43+n21*n34*n43+n23*n31*n44-n21*n33*n44)*detInv;te[2]=(n22*n34*n41-n24*n32*n41+n24*n31*n42-n21*n34*n42-n22*n31*n44+n21*n32*n44)*detInv;te[3]=(n23*n32*n41-n22*n33*n41-n23*n31*n42+n21*n33*n42+n22*n31*n43-n21*n32*n43)*detInv;te[4]=t12*detInv;te[5]=(n13*n34*n41-n14*n33*n41+n14*n31*n43-n11*n34*n43-n13*n31*n44+n11*n33*n44)*detInv;te[6]=(n14*n32*n41-n12*n34*n41-n14*n31*n42+n11*n34*n42+n12*n31*n44-n11*n32*n44)*detInv;te[7]=(n12*n33*n41-n13*n32*n41+n13*n31*n42-n11*n33*n42-n12*n31*n43+n11*n32*n43)*detInv;te[8]=t13*detInv;te[9]=(n14*n23*n41-n13*n24*n41-n14*n21*n43+n11*n24*n43+n13*n21*n44-n11*n23*n44)*detInv;te[10]=(n12*n24*n41-n14*n22*n41+n14*n21*n42-n11*n24*n42-n12*n21*n44+n11*n22*n44)*detInv;te[11]=(n13*n22*n41-n12*n23*n41-n13*n21*n42+n11*n23*n42+n12*n21*n43-n11*n22*n43)*detInv;te[12]=t14*detInv;te[13]=(n13*n24*n31-n14*n23*n31+n14*n21*n33-n11*n24*n33-n13*n21*n34+n11*n23*n34)*detInv;te[14]=(n14*n22*n31-n12*n24*n31-n14*n21*n32+n11*n24*n32+n12*n21*n34-n11*n22*n34)*detInv;te[15]=(n12*n23*n31-n13*n22*n31+n13*n21*n32-n11*n23*n32-n12*n21*n33+n11*n22*n33)*detInv;return this;},scale:function scale(v){var te=this.elements;var x=v.x,y=v.y,z=v.z;te[0]*=x;te[4]*=y;te[8]*=z;te[1]*=x;te[5]*=y;te[9]*=z;te[2]*=x;te[6]*=y;te[10]*=z;te[3]*=x;te[7]*=y;te[11]*=z;return this;},getMaxScaleOnAxis:function getMaxScaleOnAxis(){var te=this.elements;var scaleXSq=te[0]*te[0]+te[1]*te[1]+te[2]*te[2];var scaleYSq=te[4]*te[4]+te[5]*te[5]+te[6]*te[6];var scaleZSq=te[8]*te[8]+te[9]*te[9]+te[10]*te[10];return Math.sqrt(Math.max(scaleXSq,scaleYSq,scaleZSq));},makeTranslation:function makeTranslation(x,y,z){this.set(1,0,0,x,0,1,0,y,0,0,1,z,0,0,0,1);return this;},makeRotationX:function makeRotationX(theta){var c=Math.cos(theta),s=Math.sin(theta);this.set(1,0,0,0,0,c,-s,0,0,s,c,0,0,0,0,1);return this;},makeRotationY:function makeRotationY(theta){var c=Math.cos(theta),s=Math.sin(theta);this.set(c,0,s,0,0,1,0,0,-s,0,c,0,0,0,0,1);return this;},makeRotationZ:function makeRotationZ(theta){var c=Math.cos(theta),s=Math.sin(theta);this.set(c,-s,0,0,s,c,0,0,0,0,1,0,0,0,0,1);return this;},makeRotationAxis:function makeRotationAxis(axis,angle){// Based on http://www.gamedev.net/reference/articles/article1199.asp -var c=Math.cos(angle);var s=Math.sin(angle);var t=1-c;var x=axis.x,y=axis.y,z=axis.z;var tx=t*x,ty=t*y;this.set(tx*x+c,tx*y-s*z,tx*z+s*y,0,tx*y+s*z,ty*y+c,ty*z-s*x,0,tx*z-s*y,ty*z+s*x,t*z*z+c,0,0,0,0,1);return this;},makeScale:function makeScale(x,y,z){this.set(x,0,0,0,0,y,0,0,0,0,z,0,0,0,0,1);return this;},makeShear:function makeShear(x,y,z){this.set(1,y,z,0,x,1,z,0,x,y,1,0,0,0,0,1);return this;},compose:function compose(position,quaternion,scale){var te=this.elements;var x=quaternion._x,y=quaternion._y,z=quaternion._z,w=quaternion._w;var x2=x+x,y2=y+y,z2=z+z;var xx=x*x2,xy=x*y2,xz=x*z2;var yy=y*y2,yz=y*z2,zz=z*z2;var wx=w*x2,wy=w*y2,wz=w*z2;var sx=scale.x,sy=scale.y,sz=scale.z;te[0]=(1-(yy+zz))*sx;te[1]=(xy+wz)*sx;te[2]=(xz-wy)*sx;te[3]=0;te[4]=(xy-wz)*sy;te[5]=(1-(xx+zz))*sy;te[6]=(yz+wx)*sy;te[7]=0;te[8]=(xz+wy)*sz;te[9]=(yz-wx)*sz;te[10]=(1-(xx+yy))*sz;te[11]=0;te[12]=position.x;te[13]=position.y;te[14]=position.z;te[15]=1;return this;},decompose:function decompose(position,quaternion,scale){var te=this.elements;var sx=_v1.set(te[0],te[1],te[2]).length();var sy=_v1.set(te[4],te[5],te[6]).length();var sz=_v1.set(te[8],te[9],te[10]).length();// if determine is negative, we need to invert one scale -var det=this.determinant();if(det<0)sx=-sx;position.x=te[12];position.y=te[13];position.z=te[14];// scale the rotation part -_m1.copy(this);var invSX=1/sx;var invSY=1/sy;var invSZ=1/sz;_m1.elements[0]*=invSX;_m1.elements[1]*=invSX;_m1.elements[2]*=invSX;_m1.elements[4]*=invSY;_m1.elements[5]*=invSY;_m1.elements[6]*=invSY;_m1.elements[8]*=invSZ;_m1.elements[9]*=invSZ;_m1.elements[10]*=invSZ;quaternion.setFromRotationMatrix(_m1);scale.x=sx;scale.y=sy;scale.z=sz;return this;},makePerspective:function makePerspective(left,right,top,bottom,near,far){if(far===undefined){console.warn('THREE.Matrix4: .makePerspective() has been redefined and has a new signature. Please check the docs.');}var te=this.elements;var x=2*near/(right-left);var y=2*near/(top-bottom);var a=(right+left)/(right-left);var b=(top+bottom)/(top-bottom);var c=-(far+near)/(far-near);var d=-2*far*near/(far-near);te[0]=x;te[4]=0;te[8]=a;te[12]=0;te[1]=0;te[5]=y;te[9]=b;te[13]=0;te[2]=0;te[6]=0;te[10]=c;te[14]=d;te[3]=0;te[7]=0;te[11]=-1;te[15]=0;return this;},makeOrthographic:function makeOrthographic(left,right,top,bottom,near,far){var te=this.elements;var w=1.0/(right-left);var h=1.0/(top-bottom);var p=1.0/(far-near);var x=(right+left)*w;var y=(top+bottom)*h;var z=(far+near)*p;te[0]=2*w;te[4]=0;te[8]=0;te[12]=-x;te[1]=0;te[5]=2*h;te[9]=0;te[13]=-y;te[2]=0;te[6]=0;te[10]=-2*p;te[14]=-z;te[3]=0;te[7]=0;te[11]=0;te[15]=1;return this;},equals:function equals(matrix){var te=this.elements;var me=matrix.elements;for(var i=0;i<16;i++){if(te[i]!==me[i])return false;}return true;},fromArray:function fromArray(array,offset){if(offset===undefined)offset=0;for(var i=0;i<16;i++){this.elements[i]=array[i+offset];}return this;},toArray:function toArray(array,offset){if(array===undefined)array=[];if(offset===undefined)offset=0;var te=this.elements;array[offset]=te[0];array[offset+1]=te[1];array[offset+2]=te[2];array[offset+3]=te[3];array[offset+4]=te[4];array[offset+5]=te[5];array[offset+6]=te[6];array[offset+7]=te[7];array[offset+8]=te[8];array[offset+9]=te[9];array[offset+10]=te[10];array[offset+11]=te[11];array[offset+12]=te[12];array[offset+13]=te[13];array[offset+14]=te[14];array[offset+15]=te[15];return array;}});/** - * @author mrdoob / http://mrdoob.com/ - * @author WestLangley / http://github.com/WestLangley - * @author bhouston / http://clara.io - */var _matrix=new Matrix4();var _quaternion$1=new Quaternion();function Euler(x,y,z,order){this._x=x||0;this._y=y||0;this._z=z||0;this._order=order||Euler.DefaultOrder;}Euler.RotationOrders=['XYZ','YZX','ZXY','XZY','YXZ','ZYX'];Euler.DefaultOrder='XYZ';Object.defineProperties(Euler.prototype,{x:{get:function get(){return this._x;},set:function set(value){this._x=value;this._onChangeCallback();}},y:{get:function get(){return this._y;},set:function set(value){this._y=value;this._onChangeCallback();}},z:{get:function get(){return this._z;},set:function set(value){this._z=value;this._onChangeCallback();}},order:{get:function get(){return this._order;},set:function set(value){this._order=value;this._onChangeCallback();}}});Object.assign(Euler.prototype,{isEuler:true,set:function set(x,y,z,order){this._x=x;this._y=y;this._z=z;this._order=order||this._order;this._onChangeCallback();return this;},clone:function clone(){return new this.constructor(this._x,this._y,this._z,this._order);},copy:function copy(euler){this._x=euler._x;this._y=euler._y;this._z=euler._z;this._order=euler._order;this._onChangeCallback();return this;},setFromRotationMatrix:function setFromRotationMatrix(m,order,update){var clamp=MathUtils.clamp;// assumes the upper 3x3 of m is a pure rotation matrix (i.e, unscaled) -var te=m.elements;var m11=te[0],m12=te[4],m13=te[8];var m21=te[1],m22=te[5],m23=te[9];var m31=te[2],m32=te[6],m33=te[10];order=order||this._order;switch(order){case'XYZ':this._y=Math.asin(clamp(m13,-1,1));if(Math.abs(m13)<0.9999999){this._x=Math.atan2(-m23,m33);this._z=Math.atan2(-m12,m11);}else{this._x=Math.atan2(m32,m22);this._z=0;}break;case'YXZ':this._x=Math.asin(-clamp(m23,-1,1));if(Math.abs(m23)<0.9999999){this._y=Math.atan2(m13,m33);this._z=Math.atan2(m21,m22);}else{this._y=Math.atan2(-m31,m11);this._z=0;}break;case'ZXY':this._x=Math.asin(clamp(m32,-1,1));if(Math.abs(m32)<0.9999999){this._y=Math.atan2(-m31,m33);this._z=Math.atan2(-m12,m22);}else{this._y=0;this._z=Math.atan2(m21,m11);}break;case'ZYX':this._y=Math.asin(-clamp(m31,-1,1));if(Math.abs(m31)<0.9999999){this._x=Math.atan2(m32,m33);this._z=Math.atan2(m21,m11);}else{this._x=0;this._z=Math.atan2(-m12,m22);}break;case'YZX':this._z=Math.asin(clamp(m21,-1,1));if(Math.abs(m21)<0.9999999){this._x=Math.atan2(-m23,m22);this._y=Math.atan2(-m31,m11);}else{this._x=0;this._y=Math.atan2(m13,m33);}break;case'XZY':this._z=Math.asin(-clamp(m12,-1,1));if(Math.abs(m12)<0.9999999){this._x=Math.atan2(m32,m22);this._y=Math.atan2(m13,m11);}else{this._x=Math.atan2(-m23,m33);this._y=0;}break;default:console.warn('THREE.Euler: .setFromRotationMatrix() encountered an unknown order: '+order);}this._order=order;if(update!==false)this._onChangeCallback();return this;},setFromQuaternion:function setFromQuaternion(q,order,update){_matrix.makeRotationFromQuaternion(q);return this.setFromRotationMatrix(_matrix,order,update);},setFromVector3:function setFromVector3(v,order){return this.set(v.x,v.y,v.z,order||this._order);},reorder:function reorder(newOrder){// WARNING: this discards revolution information -bhouston -_quaternion$1.setFromEuler(this);return this.setFromQuaternion(_quaternion$1,newOrder);},equals:function equals(euler){return euler._x===this._x&&euler._y===this._y&&euler._z===this._z&&euler._order===this._order;},fromArray:function fromArray(array){this._x=array[0];this._y=array[1];this._z=array[2];if(array[3]!==undefined)this._order=array[3];this._onChangeCallback();return this;},toArray:function toArray(array,offset){if(array===undefined)array=[];if(offset===undefined)offset=0;array[offset]=this._x;array[offset+1]=this._y;array[offset+2]=this._z;array[offset+3]=this._order;return array;},toVector3:function toVector3(optionalResult){if(optionalResult){return optionalResult.set(this._x,this._y,this._z);}else{return new Vector3(this._x,this._y,this._z);}},_onChange:function _onChange(callback){this._onChangeCallback=callback;return this;},_onChangeCallback:function _onChangeCallback(){}});/** - * @author mrdoob / http://mrdoob.com/ - */function Layers(){this.mask=1|0;}Object.assign(Layers.prototype,{set:function set(channel){this.mask=1<1){for(var i=0;i1){for(var i=0;i0){object.children=[];for(var i=0;i0)output.geometries=geometries;if(materials.length>0)output.materials=materials;if(textures.length>0)output.textures=textures;if(images.length>0)output.images=images;if(shapes.length>0)output.shapes=shapes;}output.object=object;return output;// extract data from the cache hash -// remove metadata on each item -// and return as array -function extractFromCache(cache){var values=[];for(var key in cache){var data=cache[key];delete data.metadata;values.push(data);}return values;}},clone:function clone(recursive){return new this.constructor().copy(this,recursive);},copy:function copy(source,recursive){if(recursive===undefined)recursive=true;this.name=source.name;this.up.copy(source.up);this.position.copy(source.position);this.quaternion.copy(source.quaternion);this.scale.copy(source.scale);this.matrix.copy(source.matrix);this.matrixWorld.copy(source.matrixWorld);this.matrixAutoUpdate=source.matrixAutoUpdate;this.matrixWorldNeedsUpdate=source.matrixWorldNeedsUpdate;this.layers.mask=source.layers.mask;this.visible=source.visible;this.castShadow=source.castShadow;this.receiveShadow=source.receiveShadow;this.frustumCulled=source.frustumCulled;this.renderOrder=source.renderOrder;this.userData=JSON.parse(JSON.stringify(source.userData));if(recursive===true){for(var i=0;imaxX)maxX=x;if(y>maxY)maxY=y;if(z>maxZ)maxZ=z;}this.min.set(minX,minY,minZ);this.max.set(maxX,maxY,maxZ);return this;},setFromBufferAttribute:function setFromBufferAttribute(attribute){var minX=+Infinity;var minY=+Infinity;var minZ=+Infinity;var maxX=-Infinity;var maxY=-Infinity;var maxZ=-Infinity;for(var i=0,l=attribute.count;imaxX)maxX=x;if(y>maxY)maxY=y;if(z>maxZ)maxZ=z;}this.min.set(minX,minY,minZ);this.max.set(maxX,maxY,maxZ);return this;},setFromPoints:function setFromPoints(points){this.makeEmpty();for(var i=0,il=points.length;ithis.max.x||point.ythis.max.y||point.zthis.max.z?false:true;},containsBox:function containsBox(box){return this.min.x<=box.min.x&&box.max.x<=this.max.x&&this.min.y<=box.min.y&&box.max.y<=this.max.y&&this.min.z<=box.min.z&&box.max.z<=this.max.z;},getParameter:function getParameter(point,target){// This can potentially have a divide by zero if the box -// has a size dimension of 0. -if(target===undefined){console.warn('THREE.Box3: .getParameter() target is now required');target=new Vector3();}return target.set((point.x-this.min.x)/(this.max.x-this.min.x),(point.y-this.min.y)/(this.max.y-this.min.y),(point.z-this.min.z)/(this.max.z-this.min.z));},intersectsBox:function intersectsBox(box){// using 6 splitting planes to rule out intersections. -return box.max.xthis.max.x||box.max.ythis.max.y||box.max.zthis.max.z?false:true;},intersectsSphere:function intersectsSphere(sphere){// Find the point on the AABB closest to the sphere center. -this.clampPoint(sphere.center,_vector$1);// If that point is inside the sphere, the AABB and sphere intersect. -return _vector$1.distanceToSquared(sphere.center)<=sphere.radius*sphere.radius;},intersectsPlane:function intersectsPlane(plane){// We compute the minimum and maximum dot product values. If those values -// are on the same side (back or front) of the plane, then there is no intersection. -var min,max;if(plane.normal.x>0){min=plane.normal.x*this.min.x;max=plane.normal.x*this.max.x;}else{min=plane.normal.x*this.max.x;max=plane.normal.x*this.min.x;}if(plane.normal.y>0){min+=plane.normal.y*this.min.y;max+=plane.normal.y*this.max.y;}else{min+=plane.normal.y*this.max.y;max+=plane.normal.y*this.min.y;}if(plane.normal.z>0){min+=plane.normal.z*this.min.z;max+=plane.normal.z*this.max.z;}else{min+=plane.normal.z*this.max.z;max+=plane.normal.z*this.min.z;}return min<=-plane.constant&&max>=-plane.constant;},intersectsTriangle:function intersectsTriangle(triangle){if(this.isEmpty()){return false;}// compute box center and extents -this.getCenter(_center);_extents.subVectors(this.max,_center);// translate triangle to aabb origin -_v0.subVectors(triangle.a,_center);_v1$2.subVectors(triangle.b,_center);_v2.subVectors(triangle.c,_center);// compute edge vectors for triangle -_f0.subVectors(_v1$2,_v0);_f1.subVectors(_v2,_v1$2);_f2.subVectors(_v0,_v2);// test against axes that are given by cross product combinations of the edges of the triangle and the edges of the aabb -// make an axis testing of each of the 3 sides of the aabb against each of the 3 sides of the triangle = 9 axis of separation -// axis_ij = u_i x f_j (u0, u1, u2 = face normals of aabb = x,y,z axes vectors since aabb is axis aligned) -var axes=[0,-_f0.z,_f0.y,0,-_f1.z,_f1.y,0,-_f2.z,_f2.y,_f0.z,0,-_f0.x,_f1.z,0,-_f1.x,_f2.z,0,-_f2.x,-_f0.y,_f0.x,0,-_f1.y,_f1.x,0,-_f2.y,_f2.x,0];if(!satForAxes(axes,_v0,_v1$2,_v2,_extents)){return false;}// test 3 face normals from the aabb -axes=[1,0,0,0,1,0,0,0,1];if(!satForAxes(axes,_v0,_v1$2,_v2,_extents)){return false;}// finally testing the face normal of the triangle -// use already existing triangle edge vectors here -_triangleNormal.crossVectors(_f0,_f1);axes=[_triangleNormal.x,_triangleNormal.y,_triangleNormal.z];return satForAxes(axes,_v0,_v1$2,_v2,_extents);},clampPoint:function clampPoint(point,target){if(target===undefined){console.warn('THREE.Box3: .clampPoint() target is now required');target=new Vector3();}return target.copy(point).clamp(this.min,this.max);},distanceToPoint:function distanceToPoint(point){var clampedPoint=_vector$1.copy(point).clamp(this.min,this.max);return clampedPoint.sub(point).length();},getBoundingSphere:function getBoundingSphere(target){if(target===undefined){console.error('THREE.Box3: .getBoundingSphere() target is now required');//target = new Sphere(); // removed to avoid cyclic dependency -}this.getCenter(target.center);target.radius=this.getSize(_vector$1).length()*0.5;return target;},intersect:function intersect(box){this.min.max(box.min);this.max.min(box.max);// ensure that if there is no overlap, the result is fully empty, not slightly empty with non-inf/+inf values that will cause subsequence intersects to erroneously return valid values. -if(this.isEmpty())this.makeEmpty();return this;},union:function union(box){this.min.min(box.min);this.max.max(box.max);return this;},applyMatrix4:function applyMatrix4(matrix){// transform of empty box is an empty box. -if(this.isEmpty())return this;// NOTE: I am using a binary pattern to specify all 2^3 combinations below -_points[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(matrix);// 000 -_points[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(matrix);// 001 -_points[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(matrix);// 010 -_points[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(matrix);// 011 -_points[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(matrix);// 100 -_points[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(matrix);// 101 -_points[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(matrix);// 110 -_points[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(matrix);// 111 -this.setFromPoints(_points);return this;},translate:function translate(offset){this.min.add(offset);this.max.add(offset);return this;},equals:function equals(box){return box.min.equals(this.min)&&box.max.equals(this.max);}});function satForAxes(axes,v0,v1,v2,extents){var i,j;for(i=0,j=axes.length-3;i<=j;i+=3){_testAxis.fromArray(axes,i);// project the aabb onto the seperating axis -var r=extents.x*Math.abs(_testAxis.x)+extents.y*Math.abs(_testAxis.y)+extents.z*Math.abs(_testAxis.z);// project all 3 vertices of the triangle onto the seperating axis -var p0=v0.dot(_testAxis);var p1=v1.dot(_testAxis);var p2=v2.dot(_testAxis);// actual test, basically see if either of the most extreme of the triangle points intersects r -if(Math.max(-Math.max(p0,p1,p2),Math.min(p0,p1,p2))>r){// points of the projected triangle are outside the projected half-length of the aabb -// the axis is seperating and we can exit -return false;}}return true;}var _box$1=new Box3();/** - * @author bhouston / http://clara.io - * @author mrdoob / http://mrdoob.com/ - */function Sphere(center,radius){this.center=center!==undefined?center:new Vector3();this.radius=radius!==undefined?radius:-1;}Object.assign(Sphere.prototype,{set:function set(center,radius){this.center.copy(center);this.radius=radius;return this;},setFromPoints:function setFromPoints(points,optionalCenter){var center=this.center;if(optionalCenter!==undefined){center.copy(optionalCenter);}else{_box$1.setFromPoints(points).getCenter(center);}var maxRadiusSq=0;for(var i=0,il=points.length;ithis.radius*this.radius){target.sub(this.center).normalize();target.multiplyScalar(this.radius).add(this.center);}return target;},getBoundingBox:function getBoundingBox(target){if(target===undefined){console.warn('THREE.Sphere: .getBoundingBox() target is now required');target=new Box3();}if(this.isEmpty()){// Empty sphere produces empty bounding box -target.makeEmpty();return target;}target.set(this.center,this.center);target.expandByScalar(this.radius);return target;},applyMatrix4:function applyMatrix4(matrix){this.center.applyMatrix4(matrix);this.radius=this.radius*matrix.getMaxScaleOnAxis();return this;},translate:function translate(offset){this.center.add(offset);return this;},equals:function equals(sphere){return sphere.center.equals(this.center)&&sphere.radius===this.radius;}});var _vector$2=new Vector3();var _segCenter=new Vector3();var _segDir=new Vector3();var _diff=new Vector3();var _edge1=new Vector3();var _edge2=new Vector3();var _normal=new Vector3();/** - * @author bhouston / http://clara.io - */function Ray(origin,direction){this.origin=origin!==undefined?origin:new Vector3();this.direction=direction!==undefined?direction:new Vector3(0,0,-1);}Object.assign(Ray.prototype,{set:function set(origin,direction){this.origin.copy(origin);this.direction.copy(direction);return this;},clone:function clone(){return new this.constructor().copy(this);},copy:function copy(ray){this.origin.copy(ray.origin);this.direction.copy(ray.direction);return this;},at:function at(t,target){if(target===undefined){console.warn('THREE.Ray: .at() target is now required');target=new Vector3();}return target.copy(this.direction).multiplyScalar(t).add(this.origin);},lookAt:function lookAt(v){this.direction.copy(v).sub(this.origin).normalize();return this;},recast:function recast(t){this.origin.copy(this.at(t,_vector$2));return this;},closestPointToPoint:function closestPointToPoint(point,target){if(target===undefined){console.warn('THREE.Ray: .closestPointToPoint() target is now required');target=new Vector3();}target.subVectors(point,this.origin);var directionDistance=target.dot(this.direction);if(directionDistance<0){return target.copy(this.origin);}return target.copy(this.direction).multiplyScalar(directionDistance).add(this.origin);},distanceToPoint:function distanceToPoint(point){return Math.sqrt(this.distanceSqToPoint(point));},distanceSqToPoint:function distanceSqToPoint(point){var directionDistance=_vector$2.subVectors(point,this.origin).dot(this.direction);// point behind the ray -if(directionDistance<0){return this.origin.distanceToSquared(point);}_vector$2.copy(this.direction).multiplyScalar(directionDistance).add(this.origin);return _vector$2.distanceToSquared(point);},distanceSqToSegment:function distanceSqToSegment(v0,v1,optionalPointOnRay,optionalPointOnSegment){// from http://www.geometrictools.com/GTEngine/Include/Mathematics/GteDistRaySegment.h -// It returns the min distance between the ray and the segment -// defined by v0 and v1 -// It can also set two optional targets : -// - The closest point on the ray -// - The closest point on the segment -_segCenter.copy(v0).add(v1).multiplyScalar(0.5);_segDir.copy(v1).sub(v0).normalize();_diff.copy(this.origin).sub(_segCenter);var segExtent=v0.distanceTo(v1)*0.5;var a01=-this.direction.dot(_segDir);var b0=_diff.dot(this.direction);var b1=-_diff.dot(_segDir);var c=_diff.lengthSq();var det=Math.abs(1-a01*a01);var s0,s1,sqrDist,extDet;if(det>0){// The ray and segment are not parallel. -s0=a01*b1-b0;s1=a01*b0-b1;extDet=segExtent*det;if(s0>=0){if(s1>=-extDet){if(s1<=extDet){// region 0 -// Minimum at interior points of ray and segment. -var invDet=1/det;s0*=invDet;s1*=invDet;sqrDist=s0*(s0+a01*s1+2*b0)+s1*(a01*s0+s1+2*b1)+c;}else{// region 1 -s1=segExtent;s0=Math.max(0,-(a01*s1+b0));sqrDist=-s0*s0+s1*(s1+2*b1)+c;}}else{// region 5 -s1=-segExtent;s0=Math.max(0,-(a01*s1+b0));sqrDist=-s0*s0+s1*(s1+2*b1)+c;}}else{if(s1<=-extDet){// region 4 -s0=Math.max(0,-(-a01*segExtent+b0));s1=s0>0?-segExtent:Math.min(Math.max(-segExtent,-b1),segExtent);sqrDist=-s0*s0+s1*(s1+2*b1)+c;}else if(s1<=extDet){// region 3 -s0=0;s1=Math.min(Math.max(-segExtent,-b1),segExtent);sqrDist=s1*(s1+2*b1)+c;}else{// region 2 -s0=Math.max(0,-(a01*segExtent+b0));s1=s0>0?segExtent:Math.min(Math.max(-segExtent,-b1),segExtent);sqrDist=-s0*s0+s1*(s1+2*b1)+c;}}}else{// Ray and segment are parallel. -s1=a01>0?-segExtent:segExtent;s0=Math.max(0,-(a01*s1+b0));sqrDist=-s0*s0+s1*(s1+2*b1)+c;}if(optionalPointOnRay){optionalPointOnRay.copy(this.direction).multiplyScalar(s0).add(this.origin);}if(optionalPointOnSegment){optionalPointOnSegment.copy(_segDir).multiplyScalar(s1).add(_segCenter);}return sqrDist;},intersectSphere:function intersectSphere(sphere,target){_vector$2.subVectors(sphere.center,this.origin);var tca=_vector$2.dot(this.direction);var d2=_vector$2.dot(_vector$2)-tca*tca;var radius2=sphere.radius*sphere.radius;if(d2>radius2)return null;var thc=Math.sqrt(radius2-d2);// t0 = first intersect point - entrance on front of sphere -var t0=tca-thc;// t1 = second intersect point - exit point on back of sphere -var t1=tca+thc;// test to see if both t0 and t1 are behind the ray - if so, return null -if(t0<0&&t1<0)return null;// test to see if t0 is behind the ray: -// if it is, the ray is inside the sphere, so return the second exit point scaled by t1, -// in order to always return an intersect point that is in front of the ray. -if(t0<0)return this.at(t1,target);// else t0 is in front of the ray, so return the first collision point scaled by t0 -return this.at(t0,target);},intersectsSphere:function intersectsSphere(sphere){return this.distanceSqToPoint(sphere.center)<=sphere.radius*sphere.radius;},distanceToPlane:function distanceToPlane(plane){var denominator=plane.normal.dot(this.direction);if(denominator===0){// line is coplanar, return origin -if(plane.distanceToPoint(this.origin)===0){return 0;}// Null is preferable to undefined since undefined means.... it is undefined -return null;}var t=-(this.origin.dot(plane.normal)+plane.constant)/denominator;// Return if the ray never intersects the plane -return t>=0?t:null;},intersectPlane:function intersectPlane(plane,target){var t=this.distanceToPlane(plane);if(t===null){return null;}return this.at(t,target);},intersectsPlane:function intersectsPlane(plane){// check if the ray lies on the plane first -var distToPoint=plane.distanceToPoint(this.origin);if(distToPoint===0){return true;}var denominator=plane.normal.dot(this.direction);if(denominator*distToPoint<0){return true;}// ray origin is behind the plane (and is pointing behind it) -return false;},intersectBox:function intersectBox(box,target){var tmin,tmax,tymin,tymax,tzmin,tzmax;var invdirx=1/this.direction.x,invdiry=1/this.direction.y,invdirz=1/this.direction.z;var origin=this.origin;if(invdirx>=0){tmin=(box.min.x-origin.x)*invdirx;tmax=(box.max.x-origin.x)*invdirx;}else{tmin=(box.max.x-origin.x)*invdirx;tmax=(box.min.x-origin.x)*invdirx;}if(invdiry>=0){tymin=(box.min.y-origin.y)*invdiry;tymax=(box.max.y-origin.y)*invdiry;}else{tymin=(box.max.y-origin.y)*invdiry;tymax=(box.min.y-origin.y)*invdiry;}if(tmin>tymax||tymin>tmax)return null;// These lines also handle the case where tmin or tmax is NaN -// (result of 0 * Infinity). x !== x returns true if x is NaN -if(tymin>tmin||tmin!==tmin)tmin=tymin;if(tymax=0){tzmin=(box.min.z-origin.z)*invdirz;tzmax=(box.max.z-origin.z)*invdirz;}else{tzmin=(box.max.z-origin.z)*invdirz;tzmax=(box.min.z-origin.z)*invdirz;}if(tmin>tzmax||tzmin>tmax)return null;if(tzmin>tmin||tmin!==tmin)tmin=tzmin;if(tzmax=0?tmin:tmax,target);},intersectsBox:function intersectsBox(box){return this.intersectBox(box,_vector$2)!==null;},intersectTriangle:function intersectTriangle(a,b,c,backfaceCulling,target){// Compute the offset origin, edges, and normal. -// from http://www.geometrictools.com/GTEngine/Include/Mathematics/GteIntrRay3Triangle3.h -_edge1.subVectors(b,a);_edge2.subVectors(c,a);_normal.crossVectors(_edge1,_edge2);// Solve Q + t*D = b1*E1 + b2*E2 (Q = kDiff, D = ray direction, -// E1 = kEdge1, E2 = kEdge2, N = Cross(E1,E2)) by -// |Dot(D,N)|*b1 = sign(Dot(D,N))*Dot(D,Cross(Q,E2)) -// |Dot(D,N)|*b2 = sign(Dot(D,N))*Dot(D,Cross(E1,Q)) -// |Dot(D,N)|*t = -sign(Dot(D,N))*Dot(Q,N) -var DdN=this.direction.dot(_normal);var sign;if(DdN>0){if(backfaceCulling)return null;sign=1;}else if(DdN<0){sign=-1;DdN=-DdN;}else{return null;}_diff.subVectors(this.origin,a);var DdQxE2=sign*this.direction.dot(_edge2.crossVectors(_diff,_edge2));// b1 < 0, no intersection -if(DdQxE2<0){return null;}var DdE1xQ=sign*this.direction.dot(_edge1.cross(_diff));// b2 < 0, no intersection -if(DdE1xQ<0){return null;}// b1+b2 > 1, no intersection -if(DdQxE2+DdE1xQ>DdN){return null;}// Line intersects triangle, check if ray does. -var QdN=-sign*_diff.dot(_normal);// t < 0, no intersection -if(QdN<0){return null;}// Ray intersects triangle. -return this.at(QdN/DdN,target);},applyMatrix4:function applyMatrix4(matrix4){this.origin.applyMatrix4(matrix4);this.direction.transformDirection(matrix4);return this;},equals:function equals(ray){return ray.origin.equals(this.origin)&&ray.direction.equals(this.direction);}});/** - * @author bhouston / http://clara.io - */var _vector1=new Vector3();var _vector2=new Vector3();var _normalMatrix=new Matrix3();function Plane(normal,constant){// normal is assumed to be normalized -this.normal=normal!==undefined?normal:new Vector3(1,0,0);this.constant=constant!==undefined?constant:0;}Object.assign(Plane.prototype,{isPlane:true,set:function set(normal,constant){this.normal.copy(normal);this.constant=constant;return this;},setComponents:function setComponents(x,y,z,w){this.normal.set(x,y,z);this.constant=w;return this;},setFromNormalAndCoplanarPoint:function setFromNormalAndCoplanarPoint(normal,point){this.normal.copy(normal);this.constant=-point.dot(this.normal);return this;},setFromCoplanarPoints:function setFromCoplanarPoints(a,b,c){var normal=_vector1.subVectors(c,b).cross(_vector2.subVectors(a,b)).normalize();// Q: should an error be thrown if normal is zero (e.g. degenerate plane)? -this.setFromNormalAndCoplanarPoint(normal,a);return this;},clone:function clone(){return new this.constructor().copy(this);},copy:function copy(plane){this.normal.copy(plane.normal);this.constant=plane.constant;return this;},normalize:function normalize(){// Note: will lead to a divide by zero if the plane is invalid. -var inverseNormalLength=1.0/this.normal.length();this.normal.multiplyScalar(inverseNormalLength);this.constant*=inverseNormalLength;return this;},negate:function negate(){this.constant*=-1;this.normal.negate();return this;},distanceToPoint:function distanceToPoint(point){return this.normal.dot(point)+this.constant;},distanceToSphere:function distanceToSphere(sphere){return this.distanceToPoint(sphere.center)-sphere.radius;},projectPoint:function projectPoint(point,target){if(target===undefined){console.warn('THREE.Plane: .projectPoint() target is now required');target=new Vector3();}return target.copy(this.normal).multiplyScalar(-this.distanceToPoint(point)).add(point);},intersectLine:function intersectLine(line,target){if(target===undefined){console.warn('THREE.Plane: .intersectLine() target is now required');target=new Vector3();}var direction=line.delta(_vector1);var denominator=this.normal.dot(direction);if(denominator===0){// line is coplanar, return origin -if(this.distanceToPoint(line.start)===0){return target.copy(line.start);}// Unsure if this is the correct method to handle this case. -return undefined;}var t=-(line.start.dot(this.normal)+this.constant)/denominator;if(t<0||t>1){return undefined;}return target.copy(direction).multiplyScalar(t).add(line.start);},intersectsLine:function intersectsLine(line){// Note: this tests if a line intersects the plane, not whether it (or its end-points) are coplanar with it. -var startSign=this.distanceToPoint(line.start);var endSign=this.distanceToPoint(line.end);return startSign<0&&endSign>0||endSign<0&&startSign>0;},intersectsBox:function intersectsBox(box){return box.intersectsPlane(this);},intersectsSphere:function intersectsSphere(sphere){return sphere.intersectsPlane(this);},coplanarPoint:function coplanarPoint(target){if(target===undefined){console.warn('THREE.Plane: .coplanarPoint() target is now required');target=new Vector3();}return target.copy(this.normal).multiplyScalar(-this.constant);},applyMatrix4:function applyMatrix4(matrix,optionalNormalMatrix){var normalMatrix=optionalNormalMatrix||_normalMatrix.getNormalMatrix(matrix);var referencePoint=this.coplanarPoint(_vector1).applyMatrix4(matrix);var normal=this.normal.applyMatrix3(normalMatrix).normalize();this.constant=-referencePoint.dot(normal);return this;},translate:function translate(offset){this.constant-=offset.dot(this.normal);return this;},equals:function equals(plane){return plane.normal.equals(this.normal)&&plane.constant===this.constant;}});/** - * @author bhouston / http://clara.io - * @author mrdoob / http://mrdoob.com/ - */var _v0$1=new Vector3();var _v1$3=new Vector3();var _v2$1=new Vector3();var _v3=new Vector3();var _vab=new Vector3();var _vac=new Vector3();var _vbc=new Vector3();var _vap=new Vector3();var _vbp=new Vector3();var _vcp=new Vector3();function Triangle(a,b,c){this.a=a!==undefined?a:new Vector3();this.b=b!==undefined?b:new Vector3();this.c=c!==undefined?c:new Vector3();}Object.assign(Triangle,{getNormal:function getNormal(a,b,c,target){if(target===undefined){console.warn('THREE.Triangle: .getNormal() target is now required');target=new Vector3();}target.subVectors(c,b);_v0$1.subVectors(a,b);target.cross(_v0$1);var targetLengthSq=target.lengthSq();if(targetLengthSq>0){return target.multiplyScalar(1/Math.sqrt(targetLengthSq));}return target.set(0,0,0);},// static/instance method to calculate barycentric coordinates -// based on: http://www.blackpawn.com/texts/pointinpoly/default.html -getBarycoord:function getBarycoord(point,a,b,c,target){_v0$1.subVectors(c,a);_v1$3.subVectors(b,a);_v2$1.subVectors(point,a);var dot00=_v0$1.dot(_v0$1);var dot01=_v0$1.dot(_v1$3);var dot02=_v0$1.dot(_v2$1);var dot11=_v1$3.dot(_v1$3);var dot12=_v1$3.dot(_v2$1);var denom=dot00*dot11-dot01*dot01;if(target===undefined){console.warn('THREE.Triangle: .getBarycoord() target is now required');target=new Vector3();}// collinear or singular triangle -if(denom===0){// arbitrary location outside of triangle? -// not sure if this is the best idea, maybe should be returning undefined -return target.set(-2,-1,-1);}var invDenom=1/denom;var u=(dot11*dot02-dot01*dot12)*invDenom;var v=(dot00*dot12-dot01*dot02)*invDenom;// barycentric coordinates must always sum to 1 -return target.set(1-u-v,v,u);},containsPoint:function containsPoint(point,a,b,c){Triangle.getBarycoord(point,a,b,c,_v3);return _v3.x>=0&&_v3.y>=0&&_v3.x+_v3.y<=1;},getUV:function getUV(point,p1,p2,p3,uv1,uv2,uv3,target){this.getBarycoord(point,p1,p2,p3,_v3);target.set(0,0);target.addScaledVector(uv1,_v3.x);target.addScaledVector(uv2,_v3.y);target.addScaledVector(uv3,_v3.z);return target;},isFrontFacing:function isFrontFacing(a,b,c,direction){_v0$1.subVectors(c,b);_v1$3.subVectors(a,b);// strictly front facing -return _v0$1.cross(_v1$3).dot(direction)<0?true:false;}});Object.assign(Triangle.prototype,{set:function set(a,b,c){this.a.copy(a);this.b.copy(b);this.c.copy(c);return this;},setFromPointsAndIndices:function setFromPointsAndIndices(points,i0,i1,i2){this.a.copy(points[i0]);this.b.copy(points[i1]);this.c.copy(points[i2]);return this;},clone:function clone(){return new this.constructor().copy(this);},copy:function copy(triangle){this.a.copy(triangle.a);this.b.copy(triangle.b);this.c.copy(triangle.c);return this;},getArea:function getArea(){_v0$1.subVectors(this.c,this.b);_v1$3.subVectors(this.a,this.b);return _v0$1.cross(_v1$3).length()*0.5;},getMidpoint:function getMidpoint(target){if(target===undefined){console.warn('THREE.Triangle: .getMidpoint() target is now required');target=new Vector3();}return target.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3);},getNormal:function getNormal(target){return Triangle.getNormal(this.a,this.b,this.c,target);},getPlane:function getPlane(target){if(target===undefined){console.warn('THREE.Triangle: .getPlane() target is now required');target=new Plane();}return target.setFromCoplanarPoints(this.a,this.b,this.c);},getBarycoord:function getBarycoord(point,target){return Triangle.getBarycoord(point,this.a,this.b,this.c,target);},getUV:function getUV(point,uv1,uv2,uv3,target){return Triangle.getUV(point,this.a,this.b,this.c,uv1,uv2,uv3,target);},containsPoint:function containsPoint(point){return Triangle.containsPoint(point,this.a,this.b,this.c);},isFrontFacing:function isFrontFacing(direction){return Triangle.isFrontFacing(this.a,this.b,this.c,direction);},intersectsBox:function intersectsBox(box){return box.intersectsTriangle(this);},closestPointToPoint:function closestPointToPoint(p,target){if(target===undefined){console.warn('THREE.Triangle: .closestPointToPoint() target is now required');target=new Vector3();}var a=this.a,b=this.b,c=this.c;var v,w;// algorithm thanks to Real-Time Collision Detection by Christer Ericson, -// published by Morgan Kaufmann Publishers, (c) 2005 Elsevier Inc., -// under the accompanying license; see chapter 5.1.5 for detailed explanation. -// basically, we're distinguishing which of the voronoi regions of the triangle -// the point lies in with the minimum amount of redundant computation. -_vab.subVectors(b,a);_vac.subVectors(c,a);_vap.subVectors(p,a);var d1=_vab.dot(_vap);var d2=_vac.dot(_vap);if(d1<=0&&d2<=0){// vertex region of A; barycentric coords (1, 0, 0) -return target.copy(a);}_vbp.subVectors(p,b);var d3=_vab.dot(_vbp);var d4=_vac.dot(_vbp);if(d3>=0&&d4<=d3){// vertex region of B; barycentric coords (0, 1, 0) -return target.copy(b);}var vc=d1*d4-d3*d2;if(vc<=0&&d1>=0&&d3<=0){v=d1/(d1-d3);// edge region of AB; barycentric coords (1-v, v, 0) -return target.copy(a).addScaledVector(_vab,v);}_vcp.subVectors(p,c);var d5=_vab.dot(_vcp);var d6=_vac.dot(_vcp);if(d6>=0&&d5<=d6){// vertex region of C; barycentric coords (0, 0, 1) -return target.copy(c);}var vb=d5*d2-d1*d6;if(vb<=0&&d2>=0&&d6<=0){w=d2/(d2-d6);// edge region of AC; barycentric coords (1-w, 0, w) -return target.copy(a).addScaledVector(_vac,w);}var va=d3*d6-d5*d4;if(va<=0&&d4-d3>=0&&d5-d6>=0){_vbc.subVectors(c,b);w=(d4-d3)/(d4-d3+(d5-d6));// edge region of BC; barycentric coords (0, 1-w, w) -return target.copy(b).addScaledVector(_vbc,w);// edge region of BC -}// face region -var denom=1/(va+vb+vc);// u = va * denom -v=vb*denom;w=vc*denom;return target.copy(a).addScaledVector(_vab,v).addScaledVector(_vac,w);},equals:function equals(triangle){return triangle.a.equals(this.a)&&triangle.b.equals(this.b)&&triangle.c.equals(this.c);}});/** - * @author mrdoob / http://mrdoob.com/ - */var _colorKeywords={'aliceblue':0xF0F8FF,'antiquewhite':0xFAEBD7,'aqua':0x00FFFF,'aquamarine':0x7FFFD4,'azure':0xF0FFFF,'beige':0xF5F5DC,'bisque':0xFFE4C4,'black':0x000000,'blanchedalmond':0xFFEBCD,'blue':0x0000FF,'blueviolet':0x8A2BE2,'brown':0xA52A2A,'burlywood':0xDEB887,'cadetblue':0x5F9EA0,'chartreuse':0x7FFF00,'chocolate':0xD2691E,'coral':0xFF7F50,'cornflowerblue':0x6495ED,'cornsilk':0xFFF8DC,'crimson':0xDC143C,'cyan':0x00FFFF,'darkblue':0x00008B,'darkcyan':0x008B8B,'darkgoldenrod':0xB8860B,'darkgray':0xA9A9A9,'darkgreen':0x006400,'darkgrey':0xA9A9A9,'darkkhaki':0xBDB76B,'darkmagenta':0x8B008B,'darkolivegreen':0x556B2F,'darkorange':0xFF8C00,'darkorchid':0x9932CC,'darkred':0x8B0000,'darksalmon':0xE9967A,'darkseagreen':0x8FBC8F,'darkslateblue':0x483D8B,'darkslategray':0x2F4F4F,'darkslategrey':0x2F4F4F,'darkturquoise':0x00CED1,'darkviolet':0x9400D3,'deeppink':0xFF1493,'deepskyblue':0x00BFFF,'dimgray':0x696969,'dimgrey':0x696969,'dodgerblue':0x1E90FF,'firebrick':0xB22222,'floralwhite':0xFFFAF0,'forestgreen':0x228B22,'fuchsia':0xFF00FF,'gainsboro':0xDCDCDC,'ghostwhite':0xF8F8FF,'gold':0xFFD700,'goldenrod':0xDAA520,'gray':0x808080,'green':0x008000,'greenyellow':0xADFF2F,'grey':0x808080,'honeydew':0xF0FFF0,'hotpink':0xFF69B4,'indianred':0xCD5C5C,'indigo':0x4B0082,'ivory':0xFFFFF0,'khaki':0xF0E68C,'lavender':0xE6E6FA,'lavenderblush':0xFFF0F5,'lawngreen':0x7CFC00,'lemonchiffon':0xFFFACD,'lightblue':0xADD8E6,'lightcoral':0xF08080,'lightcyan':0xE0FFFF,'lightgoldenrodyellow':0xFAFAD2,'lightgray':0xD3D3D3,'lightgreen':0x90EE90,'lightgrey':0xD3D3D3,'lightpink':0xFFB6C1,'lightsalmon':0xFFA07A,'lightseagreen':0x20B2AA,'lightskyblue':0x87CEFA,'lightslategray':0x778899,'lightslategrey':0x778899,'lightsteelblue':0xB0C4DE,'lightyellow':0xFFFFE0,'lime':0x00FF00,'limegreen':0x32CD32,'linen':0xFAF0E6,'magenta':0xFF00FF,'maroon':0x800000,'mediumaquamarine':0x66CDAA,'mediumblue':0x0000CD,'mediumorchid':0xBA55D3,'mediumpurple':0x9370DB,'mediumseagreen':0x3CB371,'mediumslateblue':0x7B68EE,'mediumspringgreen':0x00FA9A,'mediumturquoise':0x48D1CC,'mediumvioletred':0xC71585,'midnightblue':0x191970,'mintcream':0xF5FFFA,'mistyrose':0xFFE4E1,'moccasin':0xFFE4B5,'navajowhite':0xFFDEAD,'navy':0x000080,'oldlace':0xFDF5E6,'olive':0x808000,'olivedrab':0x6B8E23,'orange':0xFFA500,'orangered':0xFF4500,'orchid':0xDA70D6,'palegoldenrod':0xEEE8AA,'palegreen':0x98FB98,'paleturquoise':0xAFEEEE,'palevioletred':0xDB7093,'papayawhip':0xFFEFD5,'peachpuff':0xFFDAB9,'peru':0xCD853F,'pink':0xFFC0CB,'plum':0xDDA0DD,'powderblue':0xB0E0E6,'purple':0x800080,'rebeccapurple':0x663399,'red':0xFF0000,'rosybrown':0xBC8F8F,'royalblue':0x4169E1,'saddlebrown':0x8B4513,'salmon':0xFA8072,'sandybrown':0xF4A460,'seagreen':0x2E8B57,'seashell':0xFFF5EE,'sienna':0xA0522D,'silver':0xC0C0C0,'skyblue':0x87CEEB,'slateblue':0x6A5ACD,'slategray':0x708090,'slategrey':0x708090,'snow':0xFFFAFA,'springgreen':0x00FF7F,'steelblue':0x4682B4,'tan':0xD2B48C,'teal':0x008080,'thistle':0xD8BFD8,'tomato':0xFF6347,'turquoise':0x40E0D0,'violet':0xEE82EE,'wheat':0xF5DEB3,'white':0xFFFFFF,'whitesmoke':0xF5F5F5,'yellow':0xFFFF00,'yellowgreen':0x9ACD32};var _hslA={h:0,s:0,l:0};var _hslB={h:0,s:0,l:0};function Color(r,g,b){if(g===undefined&&b===undefined){// r is THREE.Color, hex or string -return this.set(r);}return this.setRGB(r,g,b);}function hue2rgb(p,q,t){if(t<0)t+=1;if(t>1)t-=1;if(t<1/6)return p+(q-p)*6*t;if(t<1/2)return q;if(t<2/3)return p+(q-p)*6*(2/3-t);return p;}function SRGBToLinear(c){return c<0.04045?c*0.0773993808:Math.pow(c*0.9478672986+0.0521327014,2.4);}function LinearToSRGB(c){return c<0.0031308?c*12.92:1.055*Math.pow(c,0.41666)-0.055;}Object.assign(Color.prototype,{isColor:true,r:1,g:1,b:1,set:function set(value){if(value&&value.isColor){this.copy(value);}else if(typeof value==='number'){this.setHex(value);}else if(typeof value==='string'){this.setStyle(value);}return this;},setScalar:function setScalar(scalar){this.r=scalar;this.g=scalar;this.b=scalar;return this;},setHex:function setHex(hex){hex=Math.floor(hex);this.r=(hex>>16&255)/255;this.g=(hex>>8&255)/255;this.b=(hex&255)/255;return this;},setRGB:function setRGB(r,g,b){this.r=r;this.g=g;this.b=b;return this;},setHSL:function setHSL(h,s,l){// h,s,l ranges are in 0.0 - 1.0 -h=MathUtils.euclideanModulo(h,1);s=MathUtils.clamp(s,0,1);l=MathUtils.clamp(l,0,1);if(s===0){this.r=this.g=this.b=l;}else{var p=l<=0.5?l*(1+s):l+s-l*s;var q=2*l-p;this.r=hue2rgb(q,p,h+1/3);this.g=hue2rgb(q,p,h);this.b=hue2rgb(q,p,h-1/3);}return this;},setStyle:function setStyle(style){function handleAlpha(string){if(string===undefined)return;if(parseFloat(string)<1){console.warn('THREE.Color: Alpha component of '+style+' will be ignored.');}}var m;if(m=/^((?:rgb|hsl)a?)\(\s*([^\)]*)\)/.exec(style)){// rgb / hsl -var color;var name=m[1];var components=m[2];switch(name){case'rgb':case'rgba':if(color=/^(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(components)){// rgb(255,0,0) rgba(255,0,0,0.5) -this.r=Math.min(255,parseInt(color[1],10))/255;this.g=Math.min(255,parseInt(color[2],10))/255;this.b=Math.min(255,parseInt(color[3],10))/255;handleAlpha(color[5]);return this;}if(color=/^(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(components)){// rgb(100%,0%,0%) rgba(100%,0%,0%,0.5) -this.r=Math.min(100,parseInt(color[1],10))/100;this.g=Math.min(100,parseInt(color[2],10))/100;this.b=Math.min(100,parseInt(color[3],10))/100;handleAlpha(color[5]);return this;}break;case'hsl':case'hsla':if(color=/^([0-9]*\.?[0-9]+)\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(components)){// hsl(120,50%,50%) hsla(120,50%,50%,0.5) -var h=parseFloat(color[1])/360;var s=parseInt(color[2],10)/100;var l=parseInt(color[3],10)/100;handleAlpha(color[5]);return this.setHSL(h,s,l);}break;}}else if(m=/^\#([A-Fa-f0-9]+)$/.exec(style)){// hex color -var hex=m[1];var size=hex.length;if(size===3){// #ff0 -this.r=parseInt(hex.charAt(0)+hex.charAt(0),16)/255;this.g=parseInt(hex.charAt(1)+hex.charAt(1),16)/255;this.b=parseInt(hex.charAt(2)+hex.charAt(2),16)/255;return this;}else if(size===6){// #ff0000 -this.r=parseInt(hex.charAt(0)+hex.charAt(1),16)/255;this.g=parseInt(hex.charAt(2)+hex.charAt(3),16)/255;this.b=parseInt(hex.charAt(4)+hex.charAt(5),16)/255;return this;}}if(style&&style.length>0){return this.setColorName(style);}return this;},setColorName:function setColorName(style){// color keywords -var hex=_colorKeywords[style];if(hex!==undefined){// red -this.setHex(hex);}else{// unknown color -console.warn('THREE.Color: Unknown color '+style);}return this;},clone:function clone(){return new this.constructor(this.r,this.g,this.b);},copy:function copy(color){this.r=color.r;this.g=color.g;this.b=color.b;return this;},copyGammaToLinear:function copyGammaToLinear(color,gammaFactor){if(gammaFactor===undefined)gammaFactor=2.0;this.r=Math.pow(color.r,gammaFactor);this.g=Math.pow(color.g,gammaFactor);this.b=Math.pow(color.b,gammaFactor);return this;},copyLinearToGamma:function copyLinearToGamma(color,gammaFactor){if(gammaFactor===undefined)gammaFactor=2.0;var safeInverse=gammaFactor>0?1.0/gammaFactor:1.0;this.r=Math.pow(color.r,safeInverse);this.g=Math.pow(color.g,safeInverse);this.b=Math.pow(color.b,safeInverse);return this;},convertGammaToLinear:function convertGammaToLinear(gammaFactor){this.copyGammaToLinear(this,gammaFactor);return this;},convertLinearToGamma:function convertLinearToGamma(gammaFactor){this.copyLinearToGamma(this,gammaFactor);return this;},copySRGBToLinear:function copySRGBToLinear(color){this.r=SRGBToLinear(color.r);this.g=SRGBToLinear(color.g);this.b=SRGBToLinear(color.b);return this;},copyLinearToSRGB:function copyLinearToSRGB(color){this.r=LinearToSRGB(color.r);this.g=LinearToSRGB(color.g);this.b=LinearToSRGB(color.b);return this;},convertSRGBToLinear:function convertSRGBToLinear(){this.copySRGBToLinear(this);return this;},convertLinearToSRGB:function convertLinearToSRGB(){this.copyLinearToSRGB(this);return this;},getHex:function getHex(){return this.r*255<<16^this.g*255<<8^this.b*255<<0;},getHexString:function getHexString(){return('000000'+this.getHex().toString(16)).slice(-6);},getHSL:function getHSL(target){// h,s,l ranges are in 0.0 - 1.0 -if(target===undefined){console.warn('THREE.Color: .getHSL() target is now required');target={h:0,s:0,l:0};}var r=this.r,g=this.g,b=this.b;var max=Math.max(r,g,b);var min=Math.min(r,g,b);var hue,saturation;var lightness=(min+max)/2.0;if(min===max){hue=0;saturation=0;}else{var delta=max-min;saturation=lightness<=0.5?delta/(max+min):delta/(2-max-min);switch(max){case r:hue=(g-b)/delta+(g0)data.alphaTest=this.alphaTest;if(this.premultipliedAlpha===true)data.premultipliedAlpha=this.premultipliedAlpha;if(this.wireframe===true)data.wireframe=this.wireframe;if(this.wireframeLinewidth>1)data.wireframeLinewidth=this.wireframeLinewidth;if(this.wireframeLinecap!=='round')data.wireframeLinecap=this.wireframeLinecap;if(this.wireframeLinejoin!=='round')data.wireframeLinejoin=this.wireframeLinejoin;if(this.morphTargets===true)data.morphTargets=true;if(this.morphNormals===true)data.morphNormals=true;if(this.skinning===true)data.skinning=true;if(this.visible===false)data.visible=false;if(this.toneMapped===false)data.toneMapped=false;if(JSON.stringify(this.userData)!=='{}')data.userData=this.userData;// TODO: Copied from Object3D.toJSON -function extractFromCache(cache){var values=[];for(var key in cache){var data=cache[key];delete data.metadata;values.push(data);}return values;}if(isRoot){var textures=extractFromCache(meta.textures);var images=extractFromCache(meta.images);if(textures.length>0)data.textures=textures;if(images.length>0)data.images=images;}return data;},clone:function clone(){return new this.constructor().copy(this);},copy:function copy(source){this.name=source.name;this.fog=source.fog;this.blending=source.blending;this.side=source.side;this.flatShading=source.flatShading;this.vertexColors=source.vertexColors;this.opacity=source.opacity;this.transparent=source.transparent;this.blendSrc=source.blendSrc;this.blendDst=source.blendDst;this.blendEquation=source.blendEquation;this.blendSrcAlpha=source.blendSrcAlpha;this.blendDstAlpha=source.blendDstAlpha;this.blendEquationAlpha=source.blendEquationAlpha;this.depthFunc=source.depthFunc;this.depthTest=source.depthTest;this.depthWrite=source.depthWrite;this.stencilWriteMask=source.stencilWriteMask;this.stencilFunc=source.stencilFunc;this.stencilRef=source.stencilRef;this.stencilFuncMask=source.stencilFuncMask;this.stencilFail=source.stencilFail;this.stencilZFail=source.stencilZFail;this.stencilZPass=source.stencilZPass;this.stencilWrite=source.stencilWrite;var srcPlanes=source.clippingPlanes,dstPlanes=null;if(srcPlanes!==null){var n=srcPlanes.length;dstPlanes=new Array(n);for(var i=0;i!==n;++i){dstPlanes[i]=srcPlanes[i].clone();}}this.clippingPlanes=dstPlanes;this.clipIntersection=source.clipIntersection;this.clipShadows=source.clipShadows;this.shadowSide=source.shadowSide;this.colorWrite=source.colorWrite;this.precision=source.precision;this.polygonOffset=source.polygonOffset;this.polygonOffsetFactor=source.polygonOffsetFactor;this.polygonOffsetUnits=source.polygonOffsetUnits;this.dithering=source.dithering;this.alphaTest=source.alphaTest;this.premultipliedAlpha=source.premultipliedAlpha;this.visible=source.visible;this.toneMapped=source.toneMapped;this.userData=JSON.parse(JSON.stringify(source.userData));return this;},dispose:function dispose(){this.dispatchEvent({type:'dispose'});}});Object.defineProperty(Material.prototype,'needsUpdate',{set:function set(value){if(value===true)this.version++;}});/** - * @author mrdoob / http://mrdoob.com/ - * @author alteredq / http://alteredqualia.com/ - * - * parameters = { - * color: , - * opacity: , - * map: new THREE.Texture( ), - * - * lightMap: new THREE.Texture( ), - * lightMapIntensity: - * - * aoMap: new THREE.Texture( ), - * aoMapIntensity: - * - * specularMap: new THREE.Texture( ), - * - * alphaMap: new THREE.Texture( ), - * - * envMap: new THREE.CubeTexture( [posx, negx, posy, negy, posz, negz] ), - * combine: THREE.Multiply, - * reflectivity: , - * refractionRatio: , - * - * depthTest: , - * depthWrite: , - * - * wireframe: , - * wireframeLinewidth: , - * - * skinning: , - * morphTargets: - * } - */function MeshBasicMaterial(parameters){Material.call(this);this.type='MeshBasicMaterial';this.color=new Color(0xffffff);// emissive -this.map=null;this.lightMap=null;this.lightMapIntensity=1.0;this.aoMap=null;this.aoMapIntensity=1.0;this.specularMap=null;this.alphaMap=null;this.envMap=null;this.combine=MultiplyOperation;this.reflectivity=1;this.refractionRatio=0.98;this.wireframe=false;this.wireframeLinewidth=1;this.wireframeLinecap='round';this.wireframeLinejoin='round';this.skinning=false;this.morphTargets=false;this.setValues(parameters);}MeshBasicMaterial.prototype=Object.create(Material.prototype);MeshBasicMaterial.prototype.constructor=MeshBasicMaterial;MeshBasicMaterial.prototype.isMeshBasicMaterial=true;MeshBasicMaterial.prototype.copy=function(source){Material.prototype.copy.call(this,source);this.color.copy(source.color);this.map=source.map;this.lightMap=source.lightMap;this.lightMapIntensity=source.lightMapIntensity;this.aoMap=source.aoMap;this.aoMapIntensity=source.aoMapIntensity;this.specularMap=source.specularMap;this.alphaMap=source.alphaMap;this.envMap=source.envMap;this.combine=source.combine;this.reflectivity=source.reflectivity;this.refractionRatio=source.refractionRatio;this.wireframe=source.wireframe;this.wireframeLinewidth=source.wireframeLinewidth;this.wireframeLinecap=source.wireframeLinecap;this.wireframeLinejoin=source.wireframeLinejoin;this.skinning=source.skinning;this.morphTargets=source.morphTargets;return this;};/** - * @author mrdoob / http://mrdoob.com/ - */var _vector$3=new Vector3();function BufferAttribute(array,itemSize,normalized){if(Array.isArray(array)){throw new TypeError('THREE.BufferAttribute: array should be a Typed Array.');}this.name='';this.array=array;this.itemSize=itemSize;this.count=array!==undefined?array.length/itemSize:0;this.normalized=normalized===true;this.usage=StaticDrawUsage;this.updateRange={offset:0,count:-1};this.version=0;}Object.defineProperty(BufferAttribute.prototype,'needsUpdate',{set:function set(value){if(value===true)this.version++;}});Object.assign(BufferAttribute.prototype,{isBufferAttribute:true,onUploadCallback:function onUploadCallback(){},setUsage:function setUsage(value){this.usage=value;return this;},copy:function copy(source){this.name=source.name;this.array=new source.array.constructor(source.array);this.itemSize=source.itemSize;this.count=source.count;this.normalized=source.normalized;this.usage=source.usage;return this;},copyAt:function copyAt(index1,attribute,index2){index1*=this.itemSize;index2*=attribute.itemSize;for(var i=0,l=this.itemSize;i0;var hasFaceVertexUv2=faceVertexUvs[1]&&faceVertexUvs[1].length>0;// morphs -var morphTargets=geometry.morphTargets;var morphTargetsLength=morphTargets.length;var morphTargetsPosition;if(morphTargetsLength>0){morphTargetsPosition=[];for(var i=0;i0){morphTargetsNormal=[];for(var i=0;i0&&faces.length===0){console.error('THREE.DirectGeometry: Faceless geometries are not supported.');}for(var i=0;imax)max=array[_i];}return max;}/** - * @author alteredq / http://alteredqualia.com/ - * @author mrdoob / http://mrdoob.com/ - */var _bufferGeometryId=1;// BufferGeometry uses odd numbers as Id -var _m1$2=new Matrix4();var _obj=new Object3D();var _offset=new Vector3();var _box$2=new Box3();var _boxMorphTargets=new Box3();var _vector$4=new Vector3();function BufferGeometry(){Object.defineProperty(this,'id',{value:_bufferGeometryId+=2});this.uuid=MathUtils.generateUUID();this.name='';this.type='BufferGeometry';this.index=null;this.attributes={};this.morphAttributes={};this.morphTargetsRelative=false;this.groups=[];this.boundingBox=null;this.boundingSphere=null;this.drawRange={start:0,count:Infinity};this.userData={};}BufferGeometry.prototype=Object.assign(Object.create(EventDispatcher.prototype),{constructor:BufferGeometry,isBufferGeometry:true,getIndex:function getIndex(){return this.index;},setIndex:function setIndex(index){if(Array.isArray(index)){this.index=new(arrayMax(index)>65535?Uint32BufferAttribute:Uint16BufferAttribute)(index,1);}else{this.index=index;}},getAttribute:function getAttribute(name){return this.attributes[name];},setAttribute:function setAttribute(name,attribute){this.attributes[name]=attribute;return this;},deleteAttribute:function deleteAttribute(name){delete this.attributes[name];return this;},addGroup:function addGroup(start,count,materialIndex){this.groups.push({start:start,count:count,materialIndex:materialIndex!==undefined?materialIndex:0});},clearGroups:function clearGroups(){this.groups=[];},setDrawRange:function setDrawRange(start,count){this.drawRange.start=start;this.drawRange.count=count;},applyMatrix4:function applyMatrix4(matrix){var position=this.attributes.position;if(position!==undefined){position.applyMatrix4(matrix);position.needsUpdate=true;}var normal=this.attributes.normal;if(normal!==undefined){var normalMatrix=new Matrix3().getNormalMatrix(matrix);normal.applyNormalMatrix(normalMatrix);normal.needsUpdate=true;}var tangent=this.attributes.tangent;if(tangent!==undefined){tangent.transformDirection(matrix);tangent.needsUpdate=true;}if(this.boundingBox!==null){this.computeBoundingBox();}if(this.boundingSphere!==null){this.computeBoundingSphere();}return this;},rotateX:function rotateX(angle){// rotate geometry around world x-axis -_m1$2.makeRotationX(angle);this.applyMatrix4(_m1$2);return this;},rotateY:function rotateY(angle){// rotate geometry around world y-axis -_m1$2.makeRotationY(angle);this.applyMatrix4(_m1$2);return this;},rotateZ:function rotateZ(angle){// rotate geometry around world z-axis -_m1$2.makeRotationZ(angle);this.applyMatrix4(_m1$2);return this;},translate:function translate(x,y,z){// translate geometry -_m1$2.makeTranslation(x,y,z);this.applyMatrix4(_m1$2);return this;},scale:function scale(x,y,z){// scale geometry -_m1$2.makeScale(x,y,z);this.applyMatrix4(_m1$2);return this;},lookAt:function lookAt(vector){_obj.lookAt(vector);_obj.updateMatrix();this.applyMatrix4(_obj.matrix);return this;},center:function center(){this.computeBoundingBox();this.boundingBox.getCenter(_offset).negate();this.translate(_offset.x,_offset.y,_offset.z);return this;},setFromObject:function setFromObject(object){// console.log( 'THREE.BufferGeometry.setFromObject(). Converting', object, this ); -var geometry=object.geometry;if(object.isPoints||object.isLine){var positions=new Float32BufferAttribute(geometry.vertices.length*3,3);var colors=new Float32BufferAttribute(geometry.colors.length*3,3);this.setAttribute('position',positions.copyVector3sArray(geometry.vertices));this.setAttribute('color',colors.copyColorsArray(geometry.colors));if(geometry.lineDistances&&geometry.lineDistances.length===geometry.vertices.length){var lineDistances=new Float32BufferAttribute(geometry.lineDistances.length,1);this.setAttribute('lineDistance',lineDistances.copyArray(geometry.lineDistances));}if(geometry.boundingSphere!==null){this.boundingSphere=geometry.boundingSphere.clone();}if(geometry.boundingBox!==null){this.boundingBox=geometry.boundingBox.clone();}}else if(object.isMesh){if(geometry&&geometry.isGeometry){this.fromGeometry(geometry);}}return this;},setFromPoints:function setFromPoints(points){var position=[];for(var i=0,l=points.length;i0){var normals=new Float32Array(geometry.normals.length*3);this.setAttribute('normal',new BufferAttribute(normals,3).copyVector3sArray(geometry.normals));}if(geometry.colors.length>0){var colors=new Float32Array(geometry.colors.length*3);this.setAttribute('color',new BufferAttribute(colors,3).copyColorsArray(geometry.colors));}if(geometry.uvs.length>0){var uvs=new Float32Array(geometry.uvs.length*2);this.setAttribute('uv',new BufferAttribute(uvs,2).copyVector2sArray(geometry.uvs));}if(geometry.uvs2.length>0){var uvs2=new Float32Array(geometry.uvs2.length*2);this.setAttribute('uv2',new BufferAttribute(uvs2,2).copyVector2sArray(geometry.uvs2));}// groups -this.groups=geometry.groups;// morphs -for(var name in geometry.morphTargets){var array=[];var morphTargets=geometry.morphTargets[name];for(var i=0,l=morphTargets.length;i0){var skinIndices=new Float32BufferAttribute(geometry.skinIndices.length*4,4);this.setAttribute('skinIndex',skinIndices.copyVector4sArray(geometry.skinIndices));}if(geometry.skinWeights.length>0){var skinWeights=new Float32BufferAttribute(geometry.skinWeights.length*4,4);this.setAttribute('skinWeight',skinWeights.copyVector4sArray(geometry.skinWeights));}// -if(geometry.boundingSphere!==null){this.boundingSphere=geometry.boundingSphere.clone();}if(geometry.boundingBox!==null){this.boundingBox=geometry.boundingBox.clone();}return this;},computeBoundingBox:function computeBoundingBox(){if(this.boundingBox===null){this.boundingBox=new Box3();}var position=this.attributes.position;var morphAttributesPosition=this.morphAttributes.position;if(position!==undefined){this.boundingBox.setFromBufferAttribute(position);// process morph attributes if present -if(morphAttributesPosition){for(var i=0,il=morphAttributesPosition.length;i0)data.userData=this.userData;if(this.parameters!==undefined){var parameters=this.parameters;for(var key in parameters){if(parameters[key]!==undefined)data[key]=parameters[key];}return data;}data.data={attributes:{}};var index=this.index;if(index!==null){data.data.index={type:index.array.constructor.name,array:Array.prototype.slice.call(index.array)};}var attributes=this.attributes;for(var key in attributes){var attribute=attributes[key];var attributeData=attribute.toJSON();if(attribute.name!=='')attributeData.name=attribute.name;data.data.attributes[key]=attributeData;}var morphAttributes={};var hasMorphAttributes=false;for(var key in this.morphAttributes){var attributeArray=this.morphAttributes[key];var array=[];for(var i=0,il=attributeArray.length;i0){morphAttributes[key]=array;hasMorphAttributes=true;}}if(hasMorphAttributes){data.data.morphAttributes=morphAttributes;data.data.morphTargetsRelative=this.morphTargetsRelative;}var groups=this.groups;if(groups.length>0){data.data.groups=JSON.parse(JSON.stringify(groups));}var boundingSphere=this.boundingSphere;if(boundingSphere!==null){data.data.boundingSphere={center:boundingSphere.center.toArray(),radius:boundingSphere.radius};}return data;},clone:function clone(){/* - // Handle primitives - - var parameters = this.parameters; - - if ( parameters !== undefined ) { - - var values = []; - - for ( var key in parameters ) { - - values.push( parameters[ key ] ); - - } - - var geometry = Object.create( this.constructor.prototype ); - this.constructor.apply( geometry, values ); - return geometry; - - } - - return new this.constructor().copy( this ); - */return new BufferGeometry().copy(this);},copy:function copy(source){var name,i,l;// reset -this.index=null;this.attributes={};this.morphAttributes={};this.groups=[];this.boundingBox=null;this.boundingSphere=null;// name -this.name=source.name;// index -var index=source.index;if(index!==null){this.setIndex(index.clone());}// attributes -var attributes=source.attributes;for(name in attributes){var attribute=attributes[name];this.setAttribute(name,attribute.clone());}// morph attributes -var morphAttributes=source.morphAttributes;for(name in morphAttributes){var array=[];var morphAttribute=morphAttributes[name];// morphAttribute: array of Float32BufferAttributes -for(i=0,l=morphAttribute.length;i0){var morphAttribute=morphAttributes[keys[0]];if(morphAttribute!==undefined){this.morphTargetInfluences=[];this.morphTargetDictionary={};for(m=0,ml=morphAttribute.length;m0){console.error('THREE.Mesh.updateMorphTargets() no longer supports THREE.Geometry. Use THREE.BufferGeometry instead.');}}},raycast:function raycast(raycaster,intersects){var geometry=this.geometry;var material=this.material;var matrixWorld=this.matrixWorld;if(material===undefined)return;// Checking boundingSphere distance to ray -if(geometry.boundingSphere===null)geometry.computeBoundingSphere();_sphere.copy(geometry.boundingSphere);_sphere.applyMatrix4(matrixWorld);if(raycaster.ray.intersectsSphere(_sphere)===false)return;// -_inverseMatrix.getInverse(matrixWorld);_ray.copy(raycaster.ray).applyMatrix4(_inverseMatrix);// Check boundingBox before continuing -if(geometry.boundingBox!==null){if(_ray.intersectsBox(geometry.boundingBox)===false)return;}var intersection;if(geometry.isBufferGeometry){var a,b,c;var index=geometry.index;var position=geometry.attributes.position;var morphPosition=geometry.morphAttributes.position;var morphTargetsRelative=geometry.morphTargetsRelative;var uv=geometry.attributes.uv;var uv2=geometry.attributes.uv2;var groups=geometry.groups;var drawRange=geometry.drawRange;var i,j,il,jl;var group,groupMaterial;var start,end;if(index!==null){// indexed buffer geometry -if(Array.isArray(material)){for(i=0,il=groups.length;i0)uvs=faceVertexUvs;for(var f=0,fl=faces.length;fraycaster.far)return null;return{distance:distance,point:_intersectionPointWorld.clone(),object:object};}function checkBufferGeometryIntersection(object,material,raycaster,ray,position,morphPosition,morphTargetsRelative,uv,uv2,a,b,c){_vA.fromBufferAttribute(position,a);_vB.fromBufferAttribute(position,b);_vC.fromBufferAttribute(position,c);var morphInfluences=object.morphTargetInfluences;if(material.morphTargets&&morphPosition&&morphInfluences){_morphA.set(0,0,0);_morphB.set(0,0,0);_morphC.set(0,0,0);for(var i=0,il=morphPosition.length;i0){for(var i=0;i0){this.normalsNeedUpdate=true;}},computeFlatVertexNormals:function computeFlatVertexNormals(){var f,fl,face;this.computeFaceNormals();for(f=0,fl=this.faces.length;f0){this.normalsNeedUpdate=true;}},computeMorphNormals:function computeMorphNormals(){var i,il,f,fl,face;// save original normals -// - create temp variables on first access -// otherwise just copy (for faster repeated calls) -for(f=0,fl=this.faces.length;f=0;i--){var idx=faceIndicesToRemove[i];this.faces.splice(idx,1);for(j=0,jl=this.faceVertexUvs.length;j0;var hasFaceVertexNormal=face.vertexNormals.length>0;var hasFaceColor=face.color.r!==1||face.color.g!==1||face.color.b!==1;var hasFaceVertexColor=face.vertexColors.length>0;var faceType=0;faceType=setBit(faceType,0,0);// isQuad -faceType=setBit(faceType,1,hasMaterial);faceType=setBit(faceType,2,hasFaceUv);faceType=setBit(faceType,3,hasFaceVertexUv);faceType=setBit(faceType,4,hasFaceNormal);faceType=setBit(faceType,5,hasFaceVertexNormal);faceType=setBit(faceType,6,hasFaceColor);faceType=setBit(faceType,7,hasFaceVertexColor);faces.push(faceType);faces.push(face.a,face.b,face.c);faces.push(face.materialIndex);if(hasFaceVertexUv){var faceVertexUvs=this.faceVertexUvs[0][i];faces.push(getUvIndex(faceVertexUvs[0]),getUvIndex(faceVertexUvs[1]),getUvIndex(faceVertexUvs[2]));}if(hasFaceNormal){faces.push(getNormalIndex(face.normal));}if(hasFaceVertexNormal){var vertexNormals=face.vertexNormals;faces.push(getNormalIndex(vertexNormals[0]),getNormalIndex(vertexNormals[1]),getNormalIndex(vertexNormals[2]));}if(hasFaceColor){faces.push(getColorIndex(face.color));}if(hasFaceVertexColor){var vertexColors=face.vertexColors;faces.push(getColorIndex(vertexColors[0]),getColorIndex(vertexColors[1]),getColorIndex(vertexColors[2]));}}function setBit(value,position,enabled){return enabled?value|1<0)data.data.colors=colors;if(uvs.length>0)data.data.uvs=[uvs];// temporal backward compatibility -data.data.faces=faces;return data;},clone:function clone(){/* - // Handle primitives - - var parameters = this.parameters; - - if ( parameters !== undefined ) { - - var values = []; - - for ( var key in parameters ) { - - values.push( parameters[ key ] ); - - } - - var geometry = Object.create( this.constructor.prototype ); - this.constructor.apply( geometry, values ); - return geometry; - - } - - return new this.constructor().copy( this ); - */return new Geometry().copy(this);},copy:function copy(source){var i,il,j,jl,k,kl;// reset -this.vertices=[];this.colors=[];this.faces=[];this.faceVertexUvs=[[]];this.morphTargets=[];this.morphNormals=[];this.skinWeights=[];this.skinIndices=[];this.lineDistances=[];this.boundingBox=null;this.boundingSphere=null;// name -this.name=source.name;// vertices -var vertices=source.vertices;for(i=0,il=vertices.length;i0?1:-1;// now apply vector to normal buffer -normals.push(vector.x,vector.y,vector.z);// uvs -uvs.push(ix/gridX);uvs.push(1-iy/gridY);// counters -vertexCounter+=1;}}// indices -// 1. you need three indices to draw a single face -// 2. a single segment consists of two faces -// 3. so we need to generate six (2*3) indices per segment -for(var _iy=0;_iy, - * vertexShader: , - * - * wireframe: , - * wireframeLinewidth: , - * - * lights: , - * - * skinning: , - * morphTargets: , - * morphNormals: - * } - */function ShaderMaterial(parameters){Material.call(this);this.type='ShaderMaterial';this.defines={};this.uniforms={};this.vertexShader=default_vertex;this.fragmentShader=default_fragment;this.linewidth=1;this.wireframe=false;this.wireframeLinewidth=1;this.fog=false;// set to use scene fog -this.lights=false;// set to use scene lights -this.clipping=false;// set to use user-defined clipping planes -this.skinning=false;// set to use skinning attribute streams -this.morphTargets=false;// set to use morph targets -this.morphNormals=false;// set to use morph normals -this.extensions={derivatives:false,// set to use derivatives -fragDepth:false,// set to use fragment depth values -drawBuffers:false,// set to use draw buffers -shaderTextureLOD:false// set to use shader texture LOD -};// When rendered geometry doesn't include these attributes but the material does, -// use these default values in WebGL. This avoids errors when buffer data is missing. -this.defaultAttributeValues={'color':[1,1,1],'uv':[0,0],'uv2':[0,0]};this.index0AttributeName=undefined;this.uniformsNeedUpdate=false;if(parameters!==undefined){if(parameters.attributes!==undefined){console.error('THREE.ShaderMaterial: attributes should now be defined in THREE.BufferGeometry instead.');}this.setValues(parameters);}}ShaderMaterial.prototype=Object.create(Material.prototype);ShaderMaterial.prototype.constructor=ShaderMaterial;ShaderMaterial.prototype.isShaderMaterial=true;ShaderMaterial.prototype.copy=function(source){Material.prototype.copy.call(this,source);this.fragmentShader=source.fragmentShader;this.vertexShader=source.vertexShader;this.uniforms=cloneUniforms(source.uniforms);this.defines=Object.assign({},source.defines);this.wireframe=source.wireframe;this.wireframeLinewidth=source.wireframeLinewidth;this.lights=source.lights;this.clipping=source.clipping;this.skinning=source.skinning;this.morphTargets=source.morphTargets;this.morphNormals=source.morphNormals;this.extensions=Object.assign({},source.extensions);return this;};ShaderMaterial.prototype.toJSON=function(meta){var data=Material.prototype.toJSON.call(this,meta);data.uniforms={};for(var name in this.uniforms){var uniform=this.uniforms[name];var value=uniform.value;if(value&&value.isTexture){data.uniforms[name]={type:'t',value:value.toJSON(meta).uuid};}else if(value&&value.isColor){data.uniforms[name]={type:'c',value:value.getHex()};}else if(value&&value.isVector2){data.uniforms[name]={type:'v2',value:value.toArray()};}else if(value&&value.isVector3){data.uniforms[name]={type:'v3',value:value.toArray()};}else if(value&&value.isVector4){data.uniforms[name]={type:'v4',value:value.toArray()};}else if(value&&value.isMatrix3){data.uniforms[name]={type:'m3',value:value.toArray()};}else if(value&&value.isMatrix4){data.uniforms[name]={type:'m4',value:value.toArray()};}else{data.uniforms[name]={value:value};// note: the array variants v2v, v3v, v4v, m4v and tv are not supported so far -}}if(Object.keys(this.defines).length>0)data.defines=this.defines;data.vertexShader=this.vertexShader;data.fragmentShader=this.fragmentShader;var extensions={};for(var key in this.extensions){if(this.extensions[key]===true)extensions[key]=true;}if(Object.keys(extensions).length>0)data.extensions=extensions;return data;};/** - * @author mrdoob / http://mrdoob.com/ - * @author mikael emtinger / http://gomo.se/ - * @author WestLangley / http://github.com/WestLangley - */function Camera(){Object3D.call(this);this.type='Camera';this.matrixWorldInverse=new Matrix4();this.projectionMatrix=new Matrix4();this.projectionMatrixInverse=new Matrix4();}Camera.prototype=Object.assign(Object.create(Object3D.prototype),{constructor:Camera,isCamera:true,copy:function copy(source,recursive){Object3D.prototype.copy.call(this,source,recursive);this.matrixWorldInverse.copy(source.matrixWorldInverse);this.projectionMatrix.copy(source.projectionMatrix);this.projectionMatrixInverse.copy(source.projectionMatrixInverse);return this;},getWorldDirection:function getWorldDirection(target){if(target===undefined){console.warn('THREE.Camera: .getWorldDirection() target is now required');target=new Vector3();}this.updateMatrixWorld(true);var e=this.matrixWorld.elements;return target.set(-e[8],-e[9],-e[10]).normalize();},updateMatrixWorld:function updateMatrixWorld(force){Object3D.prototype.updateMatrixWorld.call(this,force);this.matrixWorldInverse.getInverse(this.matrixWorld);},updateWorldMatrix:function updateWorldMatrix(updateParents,updateChildren){Object3D.prototype.updateWorldMatrix.call(this,updateParents,updateChildren);this.matrixWorldInverse.getInverse(this.matrixWorld);},clone:function clone(){return new this.constructor().copy(this);}});/** - * @author mrdoob / http://mrdoob.com/ - * @author greggman / http://games.greggman.com/ - * @author zz85 / http://www.lab4games.net/zz85/blog - * @author tschw - */function PerspectiveCamera(fov,aspect,near,far){Camera.call(this);this.type='PerspectiveCamera';this.fov=fov!==undefined?fov:50;this.zoom=1;this.near=near!==undefined?near:0.1;this.far=far!==undefined?far:2000;this.focus=10;this.aspect=aspect!==undefined?aspect:1;this.view=null;this.filmGauge=35;// width of the film (default in millimeters) -this.filmOffset=0;// horizontal film offset (same unit as gauge) -this.updateProjectionMatrix();}PerspectiveCamera.prototype=Object.assign(Object.create(Camera.prototype),{constructor:PerspectiveCamera,isPerspectiveCamera:true,copy:function copy(source,recursive){Camera.prototype.copy.call(this,source,recursive);this.fov=source.fov;this.zoom=source.zoom;this.near=source.near;this.far=source.far;this.focus=source.focus;this.aspect=source.aspect;this.view=source.view===null?null:Object.assign({},source.view);this.filmGauge=source.filmGauge;this.filmOffset=source.filmOffset;return this;},/** - * Sets the FOV by focal length in respect to the current .filmGauge. - * - * The default film gauge is 35, so that the focal length can be specified for - * a 35mm (full frame) camera. - * - * Values for focal length and film gauge must have the same unit. - */setFocalLength:function setFocalLength(focalLength){// see http://www.bobatkins.com/photography/technical/field_of_view.html -var vExtentSlope=0.5*this.getFilmHeight()/focalLength;this.fov=MathUtils.RAD2DEG*2*Math.atan(vExtentSlope);this.updateProjectionMatrix();},/** - * Calculates the focal length from the current .fov and .filmGauge. - */getFocalLength:function getFocalLength(){var vExtentSlope=Math.tan(MathUtils.DEG2RAD*0.5*this.fov);return 0.5*this.getFilmHeight()/vExtentSlope;},getEffectiveFOV:function getEffectiveFOV(){return MathUtils.RAD2DEG*2*Math.atan(Math.tan(MathUtils.DEG2RAD*0.5*this.fov)/this.zoom);},getFilmWidth:function getFilmWidth(){// film not completely covered in portrait format (aspect < 1) -return this.filmGauge*Math.min(this.aspect,1);},getFilmHeight:function getFilmHeight(){// film not completely covered in landscape format (aspect > 1) -return this.filmGauge/Math.max(this.aspect,1);},/** - * Sets an offset in a larger frustum. This is useful for multi-window or - * multi-monitor/multi-machine setups. - * - * For example, if you have 3x2 monitors and each monitor is 1920x1080 and - * the monitors are in grid like this - * - * +---+---+---+ - * | A | B | C | - * +---+---+---+ - * | D | E | F | - * +---+---+---+ - * - * then for each monitor you would call it like this - * - * var w = 1920; - * var h = 1080; - * var fullWidth = w * 3; - * var fullHeight = h * 2; - * - * --A-- - * camera.setViewOffset( fullWidth, fullHeight, w * 0, h * 0, w, h ); - * --B-- - * camera.setViewOffset( fullWidth, fullHeight, w * 1, h * 0, w, h ); - * --C-- - * camera.setViewOffset( fullWidth, fullHeight, w * 2, h * 0, w, h ); - * --D-- - * camera.setViewOffset( fullWidth, fullHeight, w * 0, h * 1, w, h ); - * --E-- - * camera.setViewOffset( fullWidth, fullHeight, w * 1, h * 1, w, h ); - * --F-- - * camera.setViewOffset( fullWidth, fullHeight, w * 2, h * 1, w, h ); - * - * Note there is no reason monitors have to be the same size or in a grid. - */setViewOffset:function setViewOffset(fullWidth,fullHeight,x,y,width,height){this.aspect=fullWidth/fullHeight;if(this.view===null){this.view={enabled:true,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1};}this.view.enabled=true;this.view.fullWidth=fullWidth;this.view.fullHeight=fullHeight;this.view.offsetX=x;this.view.offsetY=y;this.view.width=width;this.view.height=height;this.updateProjectionMatrix();},clearViewOffset:function clearViewOffset(){if(this.view!==null){this.view.enabled=false;}this.updateProjectionMatrix();},updateProjectionMatrix:function updateProjectionMatrix(){var near=this.near,top=near*Math.tan(MathUtils.DEG2RAD*0.5*this.fov)/this.zoom,height=2*top,width=this.aspect*height,left=-0.5*width,view=this.view;if(this.view!==null&&this.view.enabled){var fullWidth=view.fullWidth,fullHeight=view.fullHeight;left+=view.offsetX*width/fullWidth;top-=view.offsetY*height/fullHeight;width*=view.width/fullWidth;height*=view.height/fullHeight;}var skew=this.filmOffset;if(skew!==0)left+=near*skew/this.getFilmWidth();this.projectionMatrix.makePerspective(left,left+width,top,top-height,near,this.far);this.projectionMatrixInverse.getInverse(this.projectionMatrix);},toJSON:function toJSON(meta){var data=Object3D.prototype.toJSON.call(this,meta);data.object.fov=this.fov;data.object.zoom=this.zoom;data.object.near=this.near;data.object.far=this.far;data.object.focus=this.focus;data.object.aspect=this.aspect;if(this.view!==null)data.object.view=Object.assign({},this.view);data.object.filmGauge=this.filmGauge;data.object.filmOffset=this.filmOffset;return data;}});/** - * Camera for rendering cube maps - * - renders scene into axis-aligned cube - * - * @author alteredq / http://alteredqualia.com/ - */var fov=90,aspect=1;function CubeCamera(near,far,renderTarget){Object3D.call(this);this.type='CubeCamera';if(renderTarget.isWebGLCubeRenderTarget!==true){console.error('THREE.CubeCamera: The constructor now expects an instance of WebGLCubeRenderTarget as third parameter.');return;}this.renderTarget=renderTarget;var cameraPX=new PerspectiveCamera(fov,aspect,near,far);cameraPX.layers=this.layers;cameraPX.up.set(0,-1,0);cameraPX.lookAt(new Vector3(1,0,0));this.add(cameraPX);var cameraNX=new PerspectiveCamera(fov,aspect,near,far);cameraNX.layers=this.layers;cameraNX.up.set(0,-1,0);cameraNX.lookAt(new Vector3(-1,0,0));this.add(cameraNX);var cameraPY=new PerspectiveCamera(fov,aspect,near,far);cameraPY.layers=this.layers;cameraPY.up.set(0,0,1);cameraPY.lookAt(new Vector3(0,1,0));this.add(cameraPY);var cameraNY=new PerspectiveCamera(fov,aspect,near,far);cameraNY.layers=this.layers;cameraNY.up.set(0,0,-1);cameraNY.lookAt(new Vector3(0,-1,0));this.add(cameraNY);var cameraPZ=new PerspectiveCamera(fov,aspect,near,far);cameraPZ.layers=this.layers;cameraPZ.up.set(0,-1,0);cameraPZ.lookAt(new Vector3(0,0,1));this.add(cameraPZ);var cameraNZ=new PerspectiveCamera(fov,aspect,near,far);cameraNZ.layers=this.layers;cameraNZ.up.set(0,-1,0);cameraNZ.lookAt(new Vector3(0,0,-1));this.add(cameraNZ);this.update=function(renderer,scene){if(this.parent===null)this.updateMatrixWorld();var currentXrEnabled=renderer.xr.enabled;var currentRenderTarget=renderer.getRenderTarget();renderer.xr.enabled=false;var generateMipmaps=renderTarget.texture.generateMipmaps;renderTarget.texture.generateMipmaps=false;renderer.setRenderTarget(renderTarget,0);renderer.render(scene,cameraPX);renderer.setRenderTarget(renderTarget,1);renderer.render(scene,cameraNX);renderer.setRenderTarget(renderTarget,2);renderer.render(scene,cameraPY);renderer.setRenderTarget(renderTarget,3);renderer.render(scene,cameraNY);renderer.setRenderTarget(renderTarget,4);renderer.render(scene,cameraPZ);renderTarget.texture.generateMipmaps=generateMipmaps;renderer.setRenderTarget(renderTarget,5);renderer.render(scene,cameraNZ);renderer.setRenderTarget(currentRenderTarget);renderer.xr.enabled=currentXrEnabled;};this.clear=function(renderer,color,depth,stencil){var currentRenderTarget=renderer.getRenderTarget();for(var i=0;i<6;i++){renderer.setRenderTarget(renderTarget,i);renderer.clear(color,depth,stencil);}renderer.setRenderTarget(currentRenderTarget);};}CubeCamera.prototype=Object.create(Object3D.prototype);CubeCamera.prototype.constructor=CubeCamera;/** - * @author alteredq / http://alteredqualia.com - * @author WestLangley / http://github.com/WestLangley - */function WebGLCubeRenderTarget(size,options,dummy){if(Number.isInteger(options)){console.warn('THREE.WebGLCubeRenderTarget: constructor signature is now WebGLCubeRenderTarget( size, options )');options=dummy;}WebGLRenderTarget.call(this,size,size,options);}WebGLCubeRenderTarget.prototype=Object.create(WebGLRenderTarget.prototype);WebGLCubeRenderTarget.prototype.constructor=WebGLCubeRenderTarget;WebGLCubeRenderTarget.prototype.isWebGLCubeRenderTarget=true;WebGLCubeRenderTarget.prototype.fromEquirectangularTexture=function(renderer,texture){this.texture.type=texture.type;this.texture.format=texture.format;this.texture.encoding=texture.encoding;var scene=new Scene();var shader={uniforms:{tEquirect:{value:null}},vertexShader:["varying vec3 vWorldDirection;","vec3 transformDirection( in vec3 dir, in mat4 matrix ) {"," return normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );","}","void main() {"," vWorldDirection = transformDirection( position, modelMatrix );"," #include "," #include ","}"].join('\n'),fragmentShader:["uniform sampler2D tEquirect;","varying vec3 vWorldDirection;","#include ","void main() {"," vec3 direction = normalize( vWorldDirection );"," vec2 sampleUV = equirectUv( direction );"," gl_FragColor = texture2D( tEquirect, sampleUV );","}"].join('\n')};var material=new ShaderMaterial({type:'CubemapFromEquirect',uniforms:cloneUniforms(shader.uniforms),vertexShader:shader.vertexShader,fragmentShader:shader.fragmentShader,side:BackSide,blending:NoBlending});material.uniforms.tEquirect.value=texture;var mesh=new Mesh(new BoxBufferGeometry(5,5,5),material);scene.add(mesh);var camera=new CubeCamera(1,10,this);camera.update(renderer,scene);mesh.geometry.dispose();mesh.material.dispose();return this;};/** - * @author alteredq / http://alteredqualia.com/ - */function DataTexture(data,width,height,format,type,mapping,wrapS,wrapT,magFilter,minFilter,anisotropy,encoding){Texture.call(this,null,mapping,wrapS,wrapT,magFilter,minFilter,format,type,anisotropy,encoding);this.image={data:data||null,width:width||1,height:height||1};this.magFilter=magFilter!==undefined?magFilter:NearestFilter;this.minFilter=minFilter!==undefined?minFilter:NearestFilter;this.generateMipmaps=false;this.flipY=false;this.unpackAlignment=1;this.needsUpdate=true;}DataTexture.prototype=Object.create(Texture.prototype);DataTexture.prototype.constructor=DataTexture;DataTexture.prototype.isDataTexture=true;/** - * @author mrdoob / http://mrdoob.com/ - * @author alteredq / http://alteredqualia.com/ - * @author bhouston / http://clara.io - */var _sphere$1=new Sphere();var _vector$5=new Vector3();function Frustum(p0,p1,p2,p3,p4,p5){this.planes=[p0!==undefined?p0:new Plane(),p1!==undefined?p1:new Plane(),p2!==undefined?p2:new Plane(),p3!==undefined?p3:new Plane(),p4!==undefined?p4:new Plane(),p5!==undefined?p5:new Plane()];}Object.assign(Frustum.prototype,{set:function set(p0,p1,p2,p3,p4,p5){var planes=this.planes;planes[0].copy(p0);planes[1].copy(p1);planes[2].copy(p2);planes[3].copy(p3);planes[4].copy(p4);planes[5].copy(p5);return this;},clone:function clone(){return new this.constructor().copy(this);},copy:function copy(frustum){var planes=this.planes;for(var i=0;i<6;i++){planes[i].copy(frustum.planes[i]);}return this;},setFromProjectionMatrix:function setFromProjectionMatrix(m){var planes=this.planes;var me=m.elements;var me0=me[0],me1=me[1],me2=me[2],me3=me[3];var me4=me[4],me5=me[5],me6=me[6],me7=me[7];var me8=me[8],me9=me[9],me10=me[10],me11=me[11];var me12=me[12],me13=me[13],me14=me[14],me15=me[15];planes[0].setComponents(me3-me0,me7-me4,me11-me8,me15-me12).normalize();planes[1].setComponents(me3+me0,me7+me4,me11+me8,me15+me12).normalize();planes[2].setComponents(me3+me1,me7+me5,me11+me9,me15+me13).normalize();planes[3].setComponents(me3-me1,me7-me5,me11-me9,me15-me13).normalize();planes[4].setComponents(me3-me2,me7-me6,me11-me10,me15-me14).normalize();planes[5].setComponents(me3+me2,me7+me6,me11+me10,me15+me14).normalize();return this;},intersectsObject:function intersectsObject(object){var geometry=object.geometry;if(geometry.boundingSphere===null)geometry.computeBoundingSphere();_sphere$1.copy(geometry.boundingSphere).applyMatrix4(object.matrixWorld);return this.intersectsSphere(_sphere$1);},intersectsSprite:function intersectsSprite(sprite){_sphere$1.center.set(0,0,0);_sphere$1.radius=0.7071067811865476;_sphere$1.applyMatrix4(sprite.matrixWorld);return this.intersectsSphere(_sphere$1);},intersectsSphere:function intersectsSphere(sphere){var planes=this.planes;var center=sphere.center;var negRadius=-sphere.radius;for(var i=0;i<6;i++){var distance=planes[i].distanceToPoint(center);if(distance0?box.max.x:box.min.x;_vector$5.y=plane.normal.y>0?box.max.y:box.min.y;_vector$5.z=plane.normal.z>0?box.max.z:box.min.z;if(plane.distanceToPoint(_vector$5)<0){return false;}}return true;},containsPoint:function containsPoint(point){var planes=this.planes;for(var i=0;i<6;i++){if(planes[i].distanceToPoint(point)<0){return false;}}return true;}});/** - * Uniforms library for shared webgl shaders - */var UniformsLib={common:{diffuse:{value:new Color(0xeeeeee)},opacity:{value:1.0},map:{value:null},uvTransform:{value:new Matrix3()},uv2Transform:{value:new Matrix3()},alphaMap:{value:null}},specularmap:{specularMap:{value:null}},envmap:{envMap:{value:null},flipEnvMap:{value:-1},reflectivity:{value:1.0},refractionRatio:{value:0.98},maxMipLevel:{value:0}},aomap:{aoMap:{value:null},aoMapIntensity:{value:1}},lightmap:{lightMap:{value:null},lightMapIntensity:{value:1}},emissivemap:{emissiveMap:{value:null}},bumpmap:{bumpMap:{value:null},bumpScale:{value:1}},normalmap:{normalMap:{value:null},normalScale:{value:new Vector2(1,1)}},displacementmap:{displacementMap:{value:null},displacementScale:{value:1},displacementBias:{value:0}},roughnessmap:{roughnessMap:{value:null}},metalnessmap:{metalnessMap:{value:null}},gradientmap:{gradientMap:{value:null}},fog:{fogDensity:{value:0.00025},fogNear:{value:1},fogFar:{value:2000},fogColor:{value:new Color(0xffffff)}},lights:{ambientLightColor:{value:[]},lightProbe:{value:[]},directionalLights:{value:[],properties:{direction:{},color:{}}},directionalLightShadows:{value:[],properties:{shadowBias:{},shadowRadius:{},shadowMapSize:{}}},directionalShadowMap:{value:[]},directionalShadowMatrix:{value:[]},spotLights:{value:[],properties:{color:{},position:{},direction:{},distance:{},coneCos:{},penumbraCos:{},decay:{}}},spotLightShadows:{value:[],properties:{shadowBias:{},shadowRadius:{},shadowMapSize:{}}},spotShadowMap:{value:[]},spotShadowMatrix:{value:[]},pointLights:{value:[],properties:{color:{},position:{},decay:{},distance:{}}},pointLightShadows:{value:[],properties:{shadowBias:{},shadowRadius:{},shadowMapSize:{},shadowCameraNear:{},shadowCameraFar:{}}},pointShadowMap:{value:[]},pointShadowMatrix:{value:[]},hemisphereLights:{value:[],properties:{direction:{},skyColor:{},groundColor:{}}},// TODO (abelnation): RectAreaLight BRDF data needs to be moved from example to main src -rectAreaLights:{value:[],properties:{color:{},position:{},width:{},height:{}}}},points:{diffuse:{value:new Color(0xeeeeee)},opacity:{value:1.0},size:{value:1.0},scale:{value:1.0},map:{value:null},alphaMap:{value:null},uvTransform:{value:new Matrix3()}},sprite:{diffuse:{value:new Color(0xeeeeee)},opacity:{value:1.0},center:{value:new Vector2(0.5,0.5)},rotation:{value:0.0},map:{value:null},alphaMap:{value:null},uvTransform:{value:new Matrix3()}}};/** - * @author mrdoob / http://mrdoob.com/ - */function WebGLAnimation(){var context=null;var isAnimating=false;var animationLoop=null;function onAnimationFrame(time,frame){if(isAnimating===false)return;animationLoop(time,frame);context.requestAnimationFrame(onAnimationFrame);}return{start:function start(){if(isAnimating===true)return;if(animationLoop===null)return;context.requestAnimationFrame(onAnimationFrame);isAnimating=true;},stop:function stop(){isAnimating=false;},setAnimationLoop:function setAnimationLoop(callback){animationLoop=callback;},setContext:function setContext(value){context=value;}};}/** - * @author mrdoob / http://mrdoob.com/ - */function WebGLAttributes(gl,capabilities){var isWebGL2=capabilities.isWebGL2;var buffers=new WeakMap();function createBuffer(attribute,bufferType){var array=attribute.array;var usage=attribute.usage;var buffer=gl.createBuffer();gl.bindBuffer(bufferType,buffer);gl.bufferData(bufferType,array,usage);attribute.onUploadCallback();var type=5126;if(_instanceof(array,Float32Array)){type=5126;}else if(_instanceof(array,Float64Array)){console.warn('THREE.WebGLAttributes: Unsupported data buffer format: Float64Array.');}else if(_instanceof(array,Uint16Array)){type=5123;}else if(_instanceof(array,Int16Array)){type=5122;}else if(_instanceof(array,Uint32Array)){type=5125;}else if(_instanceof(array,Int32Array)){type=5124;}else if(_instanceof(array,Int8Array)){type=5120;}else if(_instanceof(array,Uint8Array)){type=5121;}return{buffer:buffer,type:type,bytesPerElement:array.BYTES_PER_ELEMENT,version:attribute.version};}function updateBuffer(buffer,attribute,bufferType){var array=attribute.array;var updateRange=attribute.updateRange;gl.bindBuffer(bufferType,buffer);if(updateRange.count===-1){// Not using update ranges -gl.bufferSubData(bufferType,0,array);}else{if(isWebGL2){gl.bufferSubData(bufferType,updateRange.offset*array.BYTES_PER_ELEMENT,array,updateRange.offset,updateRange.count);}else{gl.bufferSubData(bufferType,updateRange.offset*array.BYTES_PER_ELEMENT,array.subarray(updateRange.offset,updateRange.offset+updateRange.count));}updateRange.count=-1;// reset range -}}// -function get(attribute){if(attribute.isInterleavedBufferAttribute)attribute=attribute.data;return buffers.get(attribute);}function remove(attribute){if(attribute.isInterleavedBufferAttribute)attribute=attribute.data;var data=buffers.get(attribute);if(data){gl.deleteBuffer(data.buffer);buffers.delete(attribute);}}function update(attribute,bufferType){if(attribute.isInterleavedBufferAttribute)attribute=attribute.data;var data=buffers.get(attribute);if(data===undefined){buffers.set(attribute,createBuffer(attribute,bufferType));}else if(data.version0&&gl.getShaderPrecisionFormat(35632,36338).precision>0){return'highp';}precision='mediump';}if(precision==='mediump'){if(gl.getShaderPrecisionFormat(35633,36337).precision>0&&gl.getShaderPrecisionFormat(35632,36337).precision>0){return'mediump';}}return'lowp';}/* eslint-disable no-undef */var isWebGL2=typeof WebGL2RenderingContext!=='undefined'&&_instanceof(gl,WebGL2RenderingContext)||typeof WebGL2ComputeRenderingContext!=='undefined'&&_instanceof(gl,WebGL2ComputeRenderingContext);/* eslint-enable no-undef */var precision=parameters.precision!==undefined?parameters.precision:'highp';var maxPrecision=getMaxPrecision(precision);if(maxPrecision!==precision){console.warn('THREE.WebGLRenderer:',precision,'not supported, using',maxPrecision,'instead.');precision=maxPrecision;}var logarithmicDepthBuffer=parameters.logarithmicDepthBuffer===true;var maxTextures=gl.getParameter(34930);var maxVertexTextures=gl.getParameter(35660);var maxTextureSize=gl.getParameter(3379);var maxCubemapSize=gl.getParameter(34076);var maxAttributes=gl.getParameter(34921);var maxVertexUniforms=gl.getParameter(36347);var maxVaryings=gl.getParameter(36348);var maxFragmentUniforms=gl.getParameter(36349);var vertexTextures=maxVertexTextures>0;var floatFragmentTextures=isWebGL2||!!extensions.get('OES_texture_float');var floatVertexTextures=vertexTextures&&floatFragmentTextures;var maxSamples=isWebGL2?gl.getParameter(36183):0;return{isWebGL2:isWebGL2,getMaxAnisotropy:getMaxAnisotropy,getMaxPrecision:getMaxPrecision,precision:precision,logarithmicDepthBuffer:logarithmicDepthBuffer,maxTextures:maxTextures,maxVertexTextures:maxVertexTextures,maxTextureSize:maxTextureSize,maxCubemapSize:maxCubemapSize,maxAttributes:maxAttributes,maxVertexUniforms:maxVertexUniforms,maxVaryings:maxVaryings,maxFragmentUniforms:maxFragmentUniforms,vertexTextures:vertexTextures,floatFragmentTextures:floatFragmentTextures,floatVertexTextures:floatVertexTextures,maxSamples:maxSamples};}/** - * @author tschw - */function WebGLClipping(){var scope=this,globalState=null,numGlobalPlanes=0,localClippingEnabled=false,renderingShadows=false,plane=new Plane(),viewNormalMatrix=new Matrix3(),uniform={value:null,needsUpdate:false};this.uniform=uniform;this.numPlanes=0;this.numIntersection=0;this.init=function(planes,enableLocalClipping,camera){var enabled=planes.length!==0||enableLocalClipping||// enable state of previous frame - the clipping code has to -// run another frame in order to reset the state: -numGlobalPlanes!==0||localClippingEnabled;localClippingEnabled=enableLocalClipping;globalState=projectPlanes(planes,camera,0);numGlobalPlanes=planes.length;return enabled;};this.beginShadows=function(){renderingShadows=true;projectPlanes(null);};this.endShadows=function(){renderingShadows=false;resetGlobalState();};this.setState=function(planes,clipIntersection,clipShadows,camera,cache,fromCache){if(!localClippingEnabled||planes===null||planes.length===0||renderingShadows&&!clipShadows){// there's no local clipping -if(renderingShadows){// there's no global clipping -projectPlanes(null);}else{resetGlobalState();}}else{var nGlobal=renderingShadows?0:numGlobalPlanes,lGlobal=nGlobal*4,dstArray=cache.clippingState||null;uniform.value=dstArray;// ensure unique state -dstArray=projectPlanes(planes,camera,lGlobal,fromCache);for(var i=0;i!==lGlobal;++i){dstArray[i]=globalState[i];}cache.clippingState=dstArray;this.numIntersection=clipIntersection?this.numPlanes:0;this.numPlanes+=nGlobal;}};function resetGlobalState(){if(uniform.value!==globalState){uniform.value=globalState;uniform.needsUpdate=numGlobalPlanes>0;}scope.numPlanes=numGlobalPlanes;scope.numIntersection=0;}function projectPlanes(planes,camera,dstOffset,skipTransform){var nPlanes=planes!==null?planes.length:0,dstArray=null;if(nPlanes!==0){dstArray=uniform.value;if(skipTransform!==true||dstArray===null){var flatSize=dstOffset+nPlanes*4,viewMatrix=camera.matrixWorldInverse;viewNormalMatrix.getNormalMatrix(viewMatrix);if(dstArray===null||dstArray.length65535?Uint32BufferAttribute:Uint16BufferAttribute)(indices,1);attribute.version=version;attributes.update(attribute,34963);// -var previousAttribute=wireframeAttributes.get(geometry);if(previousAttribute)attributes.remove(previousAttribute);// -wireframeAttributes.set(geometry,attribute);}function getWireframeAttribute(geometry){var currentAttribute=wireframeAttributes.get(geometry);if(currentAttribute){var geometryIndex=geometry.index;if(geometryIndex!==null){// if the attribute is obsolete, create a new one -if(currentAttribute.version0)return array;// unoptimized: ! isNaN( firstElem ) -// see http://jacksondunstan.com/articles/983 -var n=nBlocks*blockSize,r=arrayCacheF32[n];if(r===undefined){r=new Float32Array(n);arrayCacheF32[n]=r;}if(nBlocks!==0){firstElem.toArray(r,0);for(var i=1,offset=0;i!==nBlocks;++i){offset+=blockSize;array[i].toArray(r,offset);}}return r;}function arraysEqual(a,b){if(a.length!==b.length)return false;for(var i=0,l=a.length;i/gm;function resolveIncludes(string){return string.replace(includePattern,includeReplacer);}function includeReplacer(match,include){var string=ShaderChunk[include];if(string===undefined){throw new Error('Can not resolve #include <'+include+'>');}return resolveIncludes(string);}// Unroll Loops -var deprecatedUnrollLoopPattern=/#pragma unroll_loop[\s]+?for \( int i \= (\d+)\; i < (\d+)\; i \+\+ \) \{([\s\S]+?)(?=\})\}/g;var unrollLoopPattern=/#pragma unroll_loop_start[\s]+?for \( int i \= (\d+)\; i < (\d+)\; i \+\+ \) \{([\s\S]+?)(?=\})\}[\s]+?#pragma unroll_loop_end/g;function unrollLoops(string){return string.replace(unrollLoopPattern,loopReplacer).replace(deprecatedUnrollLoopPattern,deprecatedLoopReplacer);}function deprecatedLoopReplacer(match,start,end,snippet){console.warn('WebGLProgram: #pragma unroll_loop shader syntax is deprecated. Please use #pragma unroll_loop_start syntax instead.');return loopReplacer(match,start,end,snippet);}function loopReplacer(match,start,end,snippet){var string='';for(var i=parseInt(start);i0?renderer.gammaFactor:1.0;var customExtensions=parameters.isWebGL2?'':generateExtensions(parameters);var customDefines=generateDefines(defines);var program=gl.createProgram();var prefixVertex,prefixFragment;if(parameters.isRawShaderMaterial){prefixVertex=[customDefines].filter(filterEmptyLine).join('\n');if(prefixVertex.length>0){prefixVertex+='\n';}prefixFragment=[customExtensions,customDefines].filter(filterEmptyLine).join('\n');if(prefixFragment.length>0){prefixFragment+='\n';}}else{prefixVertex=[generatePrecision(parameters),'#define SHADER_NAME '+parameters.shaderName,customDefines,parameters.instancing?'#define USE_INSTANCING':'',parameters.supportsVertexTextures?'#define VERTEX_TEXTURES':'','#define GAMMA_FACTOR '+gammaFactorDefine,'#define MAX_BONES 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USE_SPECULARMAP':'',parameters.roughnessMap?'#define USE_ROUGHNESSMAP':'',parameters.metalnessMap?'#define USE_METALNESSMAP':'',parameters.alphaMap?'#define USE_ALPHAMAP':'',parameters.vertexTangents?'#define USE_TANGENT':'',parameters.vertexColors?'#define USE_COLOR':'',parameters.vertexUvs?'#define USE_UV':'',parameters.uvsVertexOnly?'#define UVS_VERTEX_ONLY':'',parameters.flatShading?'#define FLAT_SHADED':'',parameters.skinning?'#define USE_SKINNING':'',parameters.useVertexTexture?'#define BONE_TEXTURE':'',parameters.morphTargets?'#define USE_MORPHTARGETS':'',parameters.morphNormals&¶meters.flatShading===false?'#define USE_MORPHNORMALS':'',parameters.doubleSided?'#define DOUBLE_SIDED':'',parameters.flipSided?'#define FLIP_SIDED':'',parameters.shadowMapEnabled?'#define USE_SHADOWMAP':'',parameters.shadowMapEnabled?'#define '+shadowMapTypeDefine:'',parameters.sizeAttenuation?'#define USE_SIZEATTENUATION':'',parameters.logarithmicDepthBuffer?'#define USE_LOGDEPTHBUF':'',parameters.logarithmicDepthBuffer&¶meters.rendererExtensionFragDepth?'#define USE_LOGDEPTHBUF_EXT':'','uniform mat4 modelMatrix;','uniform mat4 modelViewMatrix;','uniform mat4 projectionMatrix;','uniform mat4 viewMatrix;','uniform mat3 normalMatrix;','uniform vec3 cameraPosition;','uniform bool isOrthographic;','#ifdef USE_INSTANCING',' attribute mat4 instanceMatrix;','#endif','attribute vec3 position;','attribute vec3 normal;','attribute vec2 uv;','#ifdef USE_TANGENT',' attribute vec4 tangent;','#endif','#ifdef USE_COLOR',' attribute vec3 color;','#endif','#ifdef USE_MORPHTARGETS',' attribute vec3 morphTarget0;',' attribute vec3 morphTarget1;',' attribute vec3 morphTarget2;',' attribute vec3 morphTarget3;',' #ifdef USE_MORPHNORMALS',' attribute vec3 morphNormal0;',' attribute vec3 morphNormal1;',' attribute vec3 morphNormal2;',' attribute vec3 morphNormal3;',' #else',' attribute vec3 morphTarget4;',' attribute vec3 morphTarget5;',' attribute vec3 morphTarget6;',' attribute vec3 morphTarget7;',' #endif','#endif','#ifdef USE_SKINNING',' attribute vec4 skinIndex;',' attribute vec4 skinWeight;','#endif','\n'].filter(filterEmptyLine).join('\n');prefixFragment=[customExtensions,generatePrecision(parameters),'#define SHADER_NAME '+parameters.shaderName,customDefines,parameters.alphaTest?'#define ALPHATEST '+parameters.alphaTest+(parameters.alphaTest%1?'':'.0'):'',// add '.0' if integer -'#define GAMMA_FACTOR '+gammaFactorDefine,parameters.useFog&¶meters.fog?'#define USE_FOG':'',parameters.useFog&¶meters.fogExp2?'#define FOG_EXP2':'',parameters.map?'#define USE_MAP':'',parameters.matcap?'#define USE_MATCAP':'',parameters.envMap?'#define USE_ENVMAP':'',parameters.envMap?'#define '+envMapTypeDefine:'',parameters.envMap?'#define '+envMapModeDefine:'',parameters.envMap?'#define '+envMapBlendingDefine:'',parameters.lightMap?'#define USE_LIGHTMAP':'',parameters.aoMap?'#define USE_AOMAP':'',parameters.emissiveMap?'#define USE_EMISSIVEMAP':'',parameters.bumpMap?'#define USE_BUMPMAP':'',parameters.normalMap?'#define USE_NORMALMAP':'',parameters.normalMap&¶meters.objectSpaceNormalMap?'#define OBJECTSPACE_NORMALMAP':'',parameters.normalMap&¶meters.tangentSpaceNormalMap?'#define TANGENTSPACE_NORMALMAP':'',parameters.clearcoatMap?'#define USE_CLEARCOATMAP':'',parameters.clearcoatRoughnessMap?'#define USE_CLEARCOAT_ROUGHNESSMAP':'',parameters.clearcoatNormalMap?'#define USE_CLEARCOAT_NORMALMAP':'',parameters.specularMap?'#define USE_SPECULARMAP':'',parameters.roughnessMap?'#define USE_ROUGHNESSMAP':'',parameters.metalnessMap?'#define USE_METALNESSMAP':'',parameters.alphaMap?'#define USE_ALPHAMAP':'',parameters.sheen?'#define USE_SHEEN':'',parameters.vertexTangents?'#define USE_TANGENT':'',parameters.vertexColors?'#define USE_COLOR':'',parameters.vertexUvs?'#define USE_UV':'',parameters.uvsVertexOnly?'#define UVS_VERTEX_ONLY':'',parameters.gradientMap?'#define USE_GRADIENTMAP':'',parameters.flatShading?'#define FLAT_SHADED':'',parameters.doubleSided?'#define DOUBLE_SIDED':'',parameters.flipSided?'#define FLIP_SIDED':'',parameters.shadowMapEnabled?'#define USE_SHADOWMAP':'',parameters.shadowMapEnabled?'#define '+shadowMapTypeDefine:'',parameters.premultipliedAlpha?'#define PREMULTIPLIED_ALPHA':'',parameters.physicallyCorrectLights?'#define PHYSICALLY_CORRECT_LIGHTS':'',parameters.logarithmicDepthBuffer?'#define USE_LOGDEPTHBUF':'',parameters.logarithmicDepthBuffer&¶meters.rendererExtensionFragDepth?'#define USE_LOGDEPTHBUF_EXT':'',(parameters.extensionShaderTextureLOD||parameters.envMap)&¶meters.rendererExtensionShaderTextureLod?'#define TEXTURE_LOD_EXT':'','uniform mat4 viewMatrix;','uniform vec3 cameraPosition;','uniform bool isOrthographic;',parameters.toneMapping!==NoToneMapping?'#define TONE_MAPPING':'',parameters.toneMapping!==NoToneMapping?ShaderChunk['tonemapping_pars_fragment']:'',// this code is required here because it is used by the toneMapping() function defined below -parameters.toneMapping!==NoToneMapping?getToneMappingFunction('toneMapping',parameters.toneMapping):'',parameters.dithering?'#define DITHERING':'',parameters.outputEncoding||parameters.mapEncoding||parameters.matcapEncoding||parameters.envMapEncoding||parameters.emissiveMapEncoding||parameters.lightMapEncoding?ShaderChunk['encodings_pars_fragment']:'',// this code is required here because it is used by the various encoding/decoding function defined below -parameters.mapEncoding?getTexelDecodingFunction('mapTexelToLinear',parameters.mapEncoding):'',parameters.matcapEncoding?getTexelDecodingFunction('matcapTexelToLinear',parameters.matcapEncoding):'',parameters.envMapEncoding?getTexelDecodingFunction('envMapTexelToLinear',parameters.envMapEncoding):'',parameters.emissiveMapEncoding?getTexelDecodingFunction('emissiveMapTexelToLinear',parameters.emissiveMapEncoding):'',parameters.lightMapEncoding?getTexelDecodingFunction('lightMapTexelToLinear',parameters.lightMapEncoding):'',parameters.outputEncoding?getTexelEncodingFunction('linearToOutputTexel',parameters.outputEncoding):'',parameters.depthPacking?'#define DEPTH_PACKING '+parameters.depthPacking:'','\n'].filter(filterEmptyLine).join('\n');}vertexShader=resolveIncludes(vertexShader);vertexShader=replaceLightNums(vertexShader,parameters);vertexShader=replaceClippingPlaneNums(vertexShader,parameters);fragmentShader=resolveIncludes(fragmentShader);fragmentShader=replaceLightNums(fragmentShader,parameters);fragmentShader=replaceClippingPlaneNums(fragmentShader,parameters);vertexShader=unrollLoops(vertexShader);fragmentShader=unrollLoops(fragmentShader);if(parameters.isWebGL2&&!parameters.isRawShaderMaterial){var isGLSL3ShaderMaterial=false;var versionRegex=/^\s*#version\s+300\s+es\s*\n/;if(parameters.isShaderMaterial&&vertexShader.match(versionRegex)!==null&&fragmentShader.match(versionRegex)!==null){isGLSL3ShaderMaterial=true;vertexShader=vertexShader.replace(versionRegex,'');fragmentShader=fragmentShader.replace(versionRegex,'');}// GLSL 3.0 conversion -prefixVertex=['#version 300 es\n','#define attribute in','#define varying out','#define texture2D texture'].join('\n')+'\n'+prefixVertex;prefixFragment=['#version 300 es\n','#define varying in',isGLSL3ShaderMaterial?'':'out highp vec4 pc_fragColor;',isGLSL3ShaderMaterial?'':'#define gl_FragColor pc_fragColor','#define gl_FragDepthEXT gl_FragDepth','#define texture2D texture','#define textureCube texture','#define texture2DProj textureProj','#define texture2DLodEXT textureLod','#define texture2DProjLodEXT textureProjLod','#define textureCubeLodEXT textureLod','#define texture2DGradEXT textureGrad','#define texture2DProjGradEXT textureProjGrad','#define textureCubeGradEXT textureGrad'].join('\n')+'\n'+prefixFragment;}var vertexGlsl=prefixVertex+vertexShader;var fragmentGlsl=prefixFragment+fragmentShader;// console.log( '*VERTEX*', vertexGlsl ); -// console.log( '*FRAGMENT*', fragmentGlsl ); -var glVertexShader=WebGLShader(gl,35633,vertexGlsl);var glFragmentShader=WebGLShader(gl,35632,fragmentGlsl);gl.attachShader(program,glVertexShader);gl.attachShader(program,glFragmentShader);// Force a particular attribute to index 0. -if(parameters.index0AttributeName!==undefined){gl.bindAttribLocation(program,0,parameters.index0AttributeName);}else if(parameters.morphTargets===true){// programs with morphTargets displace position out of attribute 0 -gl.bindAttribLocation(program,0,'position');}gl.linkProgram(program);// check for link errors -if(renderer.debug.checkShaderErrors){var programLog=gl.getProgramInfoLog(program).trim();var vertexLog=gl.getShaderInfoLog(glVertexShader).trim();var fragmentLog=gl.getShaderInfoLog(glFragmentShader).trim();var runnable=true;var haveDiagnostics=true;if(gl.getProgramParameter(program,35714)===false){runnable=false;var vertexErrors=getShaderErrors(gl,glVertexShader,'vertex');var fragmentErrors=getShaderErrors(gl,glFragmentShader,'fragment');console.error('THREE.WebGLProgram: shader error: ',gl.getError(),'35715',gl.getProgramParameter(program,35715),'gl.getProgramInfoLog',programLog,vertexErrors,fragmentErrors);}else if(programLog!==''){console.warn('THREE.WebGLProgram: gl.getProgramInfoLog()',programLog);}else if(vertexLog===''||fragmentLog===''){haveDiagnostics=false;}if(haveDiagnostics){this.diagnostics={runnable:runnable,programLog:programLog,vertexShader:{log:vertexLog,prefix:prefixVertex},fragmentShader:{log:fragmentLog,prefix:prefixFragment}};}}// Clean up -// Crashes in iOS9 and iOS10. #18402 -// gl.detachShader( program, glVertexShader ); -// gl.detachShader( program, glFragmentShader ); -gl.deleteShader(glVertexShader);gl.deleteShader(glFragmentShader);// set up caching for uniform locations -var cachedUniforms;this.getUniforms=function(){if(cachedUniforms===undefined){cachedUniforms=new WebGLUniforms(gl,program);}return cachedUniforms;};// set up caching for attribute locations -var cachedAttributes;this.getAttributes=function(){if(cachedAttributes===undefined){cachedAttributes=fetchAttributeLocations(gl,program);}return cachedAttributes;};// free resource -this.destroy=function(){gl.deleteProgram(program);this.program=undefined;};// -this.name=parameters.shaderName;this.id=programIdCount++;this.cacheKey=cacheKey;this.usedTimes=1;this.program=program;this.vertexShader=glVertexShader;this.fragmentShader=glFragmentShader;return this;}/** - * @author mrdoob / http://mrdoob.com/ - */function WebGLPrograms(renderer,extensions,capabilities){var programs=[];var isWebGL2=capabilities.isWebGL2;var logarithmicDepthBuffer=capabilities.logarithmicDepthBuffer;var floatVertexTextures=capabilities.floatVertexTextures;var precision=capabilities.precision;var maxVertexUniforms=capabilities.maxVertexUniforms;var vertexTextures=capabilities.vertexTextures;var shaderIDs={MeshDepthMaterial:'depth',MeshDistanceMaterial:'distanceRGBA',MeshNormalMaterial:'normal',MeshBasicMaterial:'basic',MeshLambertMaterial:'lambert',MeshPhongMaterial:'phong',MeshToonMaterial:'toon',MeshStandardMaterial:'physical',MeshPhysicalMaterial:'physical',MeshMatcapMaterial:'matcap',LineBasicMaterial:'basic',LineDashedMaterial:'dashed',PointsMaterial:'points',ShadowMaterial:'shadow',SpriteMaterial:'sprite'};var parameterNames=["precision","isWebGL2","supportsVertexTextures","outputEncoding","instancing","map","mapEncoding","matcap","matcapEncoding","envMap","envMapMode","envMapEncoding","envMapCubeUV","lightMap","lightMapEncoding","aoMap","emissiveMap","emissiveMapEncoding","bumpMap","normalMap","objectSpaceNormalMap","tangentSpaceNormalMap","clearcoatMap","clearcoatRoughnessMap","clearcoatNormalMap","displacementMap","specularMap","roughnessMap","metalnessMap","gradientMap","alphaMap","combine","vertexColors","vertexTangents","vertexUvs","uvsVertexOnly","fog","useFog","fogExp2","flatShading","sizeAttenuation","logarithmicDepthBuffer","skinning","maxBones","useVertexTexture","morphTargets","morphNormals","maxMorphTargets","maxMorphNormals","premultipliedAlpha","numDirLights","numPointLights","numSpotLights","numHemiLights","numRectAreaLights","numDirLightShadows","numPointLightShadows","numSpotLightShadows","shadowMapEnabled","shadowMapType","toneMapping",'physicallyCorrectLights',"alphaTest","doubleSided","flipSided","numClippingPlanes","numClipIntersection","depthPacking","dithering","sheen"];function getShaderObject(material,shaderID){var shaderobject;if(shaderID){var shader=ShaderLib[shaderID];shaderobject={name:material.type,uniforms:UniformsUtils.clone(shader.uniforms),vertexShader:shader.vertexShader,fragmentShader:shader.fragmentShader};}else{shaderobject={name:material.type,uniforms:material.uniforms,vertexShader:material.vertexShader,fragmentShader:material.fragmentShader};}return shaderobject;}function allocateBones(object){var skeleton=object.skeleton;var bones=skeleton.bones;if(floatVertexTextures){return 1024;}else{// default for when object is not specified -// ( for example when prebuilding shader to be used with multiple objects ) -// -// - leave some extra space for other uniforms -// - limit here is ANGLE's 254 max uniform vectors -// (up to 54 should be safe) -var nVertexUniforms=maxVertexUniforms;var nVertexMatrices=Math.floor((nVertexUniforms-20)/4);var maxBones=Math.min(nVertexMatrices,bones.length);if(maxBones0,maxBones:maxBones,useVertexTexture:floatVertexTextures,morphTargets:material.morphTargets,morphNormals:material.morphNormals,maxMorphTargets:renderer.maxMorphTargets,maxMorphNormals:renderer.maxMorphNormals,numDirLights:lights.directional.length,numPointLights:lights.point.length,numSpotLights:lights.spot.length,numRectAreaLights:lights.rectArea.length,numHemiLights:lights.hemi.length,numDirLightShadows:lights.directionalShadowMap.length,numPointLightShadows:lights.pointShadowMap.length,numSpotLightShadows:lights.spotShadowMap.length,numClippingPlanes:nClipPlanes,numClipIntersection:nClipIntersection,dithering:material.dithering,shadowMapEnabled:renderer.shadowMap.enabled&&shadows.length>0,shadowMapType:renderer.shadowMap.type,toneMapping:material.toneMapped?renderer.toneMapping:NoToneMapping,physicallyCorrectLights:renderer.physicallyCorrectLights,premultipliedAlpha:material.premultipliedAlpha,alphaTest:material.alphaTest,doubleSided:material.side===DoubleSide,flipSided:material.side===BackSide,depthPacking:material.depthPacking!==undefined?material.depthPacking:false,index0AttributeName:material.index0AttributeName,extensionDerivatives:material.extensions&&material.extensions.derivatives,extensionFragDepth:material.extensions&&material.extensions.fragDepth,extensionDrawBuffers:material.extensions&&material.extensions.drawBuffers,extensionShaderTextureLOD:material.extensions&&material.extensions.shaderTextureLOD,rendererExtensionFragDepth:isWebGL2||extensions.get('EXT_frag_depth')!==null,rendererExtensionDrawBuffers:isWebGL2||extensions.get('WEBGL_draw_buffers')!==null,rendererExtensionShaderTextureLod:isWebGL2||extensions.get('EXT_shader_texture_lod')!==null,onBeforeCompile:material.onBeforeCompile};return parameters;};this.getProgramCacheKey=function(parameters){var array=[];if(parameters.shaderID){array.push(parameters.shaderID);}else{array.push(parameters.fragmentShader);array.push(parameters.vertexShader);}if(parameters.defines!==undefined){for(var name in parameters.defines){array.push(name);array.push(parameters.defines[name]);}}if(parameters.isRawShaderMaterial===undefined){for(var i=0;i1)opaque.sort(customOpaqueSort||painterSortStable);if(transparent.length>1)transparent.sort(customTransparentSort||reversePainterSortStable);}function finish(){// Clear references from inactive renderItems in the list -for(var i=renderItemsIndex,il=renderItems.length;i, - * - * map: new THREE.Texture( ), - * - * alphaMap: new THREE.Texture( ), - * - * displacementMap: new THREE.Texture( ), - * displacementScale: , - * displacementBias: , - * - * wireframe: , - * wireframeLinewidth: - * } - */function MeshDepthMaterial(parameters){Material.call(this);this.type='MeshDepthMaterial';this.depthPacking=BasicDepthPacking;this.skinning=false;this.morphTargets=false;this.map=null;this.alphaMap=null;this.displacementMap=null;this.displacementScale=1;this.displacementBias=0;this.wireframe=false;this.wireframeLinewidth=1;this.fog=false;this.setValues(parameters);}MeshDepthMaterial.prototype=Object.create(Material.prototype);MeshDepthMaterial.prototype.constructor=MeshDepthMaterial;MeshDepthMaterial.prototype.isMeshDepthMaterial=true;MeshDepthMaterial.prototype.copy=function(source){Material.prototype.copy.call(this,source);this.depthPacking=source.depthPacking;this.skinning=source.skinning;this.morphTargets=source.morphTargets;this.map=source.map;this.alphaMap=source.alphaMap;this.displacementMap=source.displacementMap;this.displacementScale=source.displacementScale;this.displacementBias=source.displacementBias;this.wireframe=source.wireframe;this.wireframeLinewidth=source.wireframeLinewidth;return this;};/** - * @author WestLangley / http://github.com/WestLangley - * - * parameters = { - * - * referencePosition: , - * nearDistance: , - * farDistance: , - * - * skinning: , - * morphTargets: , - * - * map: new THREE.Texture( ), - * - * alphaMap: new THREE.Texture( ), - * - * displacementMap: new THREE.Texture( ), - * displacementScale: , - * displacementBias: - * - * } - */function MeshDistanceMaterial(parameters){Material.call(this);this.type='MeshDistanceMaterial';this.referencePosition=new Vector3();this.nearDistance=1;this.farDistance=1000;this.skinning=false;this.morphTargets=false;this.map=null;this.alphaMap=null;this.displacementMap=null;this.displacementScale=1;this.displacementBias=0;this.fog=false;this.setValues(parameters);}MeshDistanceMaterial.prototype=Object.create(Material.prototype);MeshDistanceMaterial.prototype.constructor=MeshDistanceMaterial;MeshDistanceMaterial.prototype.isMeshDistanceMaterial=true;MeshDistanceMaterial.prototype.copy=function(source){Material.prototype.copy.call(this,source);this.referencePosition.copy(source.referencePosition);this.nearDistance=source.nearDistance;this.farDistance=source.farDistance;this.skinning=source.skinning;this.morphTargets=source.morphTargets;this.map=source.map;this.alphaMap=source.alphaMap;this.displacementMap=source.displacementMap;this.displacementScale=source.displacementScale;this.displacementBias=source.displacementBias;return this;};var vsm_frag="uniform sampler2D shadow_pass;\nuniform vec2 resolution;\nuniform float radius;\n#include \nvoid main() {\n float mean = 0.0;\n float squared_mean = 0.0;\n\tfloat depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy ) / resolution ) );\n for ( float i = -1.0; i < 1.0 ; i += SAMPLE_RATE) {\n #ifdef HORIZONAL_PASS\n vec2 distribution = unpackRGBATo2Half( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( i, 0.0 ) * radius ) / resolution ) );\n mean += distribution.x;\n squared_mean += distribution.y * distribution.y + distribution.x * distribution.x;\n #else\n float depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( 0.0, i ) * radius ) / resolution ) );\n mean += depth;\n squared_mean += depth * depth;\n #endif\n }\n mean = mean * HALF_SAMPLE_RATE;\n squared_mean = squared_mean * HALF_SAMPLE_RATE;\n float std_dev = sqrt( squared_mean - mean * mean );\n gl_FragColor = pack2HalfToRGBA( vec2( mean, std_dev ) );\n}";var vsm_vert="void main() {\n\tgl_Position = vec4( position, 1.0 );\n}";/** - * @author alteredq / http://alteredqualia.com/ - * @author mrdoob / http://mrdoob.com/ - */function WebGLShadowMap(_renderer,_objects,maxTextureSize){var _frustum=new Frustum(),_shadowMapSize=new Vector2(),_viewportSize=new Vector2(),_viewport=new Vector4(),_depthMaterials=[],_distanceMaterials=[],_materialCache={};var shadowSide={0:BackSide,1:FrontSide,2:DoubleSide};var shadowMaterialVertical=new ShaderMaterial({defines:{SAMPLE_RATE:2.0/8.0,HALF_SAMPLE_RATE:1.0/8.0},uniforms:{shadow_pass:{value:null},resolution:{value:new Vector2()},radius:{value:4.0}},vertexShader:vsm_vert,fragmentShader:vsm_frag});var shadowMaterialHorizonal=shadowMaterialVertical.clone();shadowMaterialHorizonal.defines.HORIZONAL_PASS=1;var fullScreenTri=new BufferGeometry();fullScreenTri.setAttribute("position",new BufferAttribute(new Float32Array([-1,-1,0.5,3,-1,0.5,-1,3,0.5]),3));var fullScreenMesh=new Mesh(fullScreenTri,shadowMaterialVertical);var scope=this;this.enabled=false;this.autoUpdate=true;this.needsUpdate=false;this.type=PCFShadowMap;this.render=function(lights,scene,camera){if(scope.enabled===false)return;if(scope.autoUpdate===false&&scope.needsUpdate===false)return;if(lights.length===0)return;var currentRenderTarget=_renderer.getRenderTarget();var activeCubeFace=_renderer.getActiveCubeFace();var activeMipmapLevel=_renderer.getActiveMipmapLevel();var _state=_renderer.state;// Set GL state for depth map. -_state.setBlending(NoBlending);_state.buffers.color.setClear(1,1,1,1);_state.buffers.depth.setTest(true);_state.setScissorTest(false);// render depth map -for(var i=0,il=lights.length;imaxTextureSize||_shadowMapSize.y>maxTextureSize){if(_shadowMapSize.x>maxTextureSize){_viewportSize.x=Math.floor(maxTextureSize/shadowFrameExtents.x);_shadowMapSize.x=_viewportSize.x*shadowFrameExtents.x;shadow.mapSize.x=_viewportSize.x;}if(_shadowMapSize.y>maxTextureSize){_viewportSize.y=Math.floor(maxTextureSize/shadowFrameExtents.y);_shadowMapSize.y=_viewportSize.y*shadowFrameExtents.y;shadow.mapSize.y=_viewportSize.y;}}if(shadow.map===null&&!shadow.isPointLightShadow&&this.type===VSMShadowMap){var pars={minFilter:LinearFilter,magFilter:LinearFilter,format:RGBAFormat};shadow.map=new WebGLRenderTarget(_shadowMapSize.x,_shadowMapSize.y,pars);shadow.map.texture.name=light.name+".shadowMap";shadow.mapPass=new WebGLRenderTarget(_shadowMapSize.x,_shadowMapSize.y,pars);shadow.camera.updateProjectionMatrix();}if(shadow.map===null){var pars={minFilter:NearestFilter,magFilter:NearestFilter,format:RGBAFormat};shadow.map=new WebGLRenderTarget(_shadowMapSize.x,_shadowMapSize.y,pars);shadow.map.texture.name=light.name+".shadowMap";shadow.camera.updateProjectionMatrix();}_renderer.setRenderTarget(shadow.map);_renderer.clear();var viewportCount=shadow.getViewportCount();for(var vp=0;vp0;}var useSkinning=false;if(object.isSkinnedMesh===true){if(material.skinning===true){useSkinning=true;}else{console.warn('THREE.WebGLShadowMap: THREE.SkinnedMesh with material.skinning set to false:',object);}}var useInstancing=object.isInstancedMesh===true;result=getMaterialVariant(useMorphing,useSkinning,useInstancing);}else{result=customMaterial;}if(_renderer.localClippingEnabled&&material.clipShadows===true&&material.clippingPlanes.length!==0){// in this case we need a unique material instance reflecting the -// appropriate state -var keyA=result.uuid,keyB=material.uuid;var materialsForVariant=_materialCache[keyA];if(materialsForVariant===undefined){materialsForVariant={};_materialCache[keyA]=materialsForVariant;}var cachedMaterial=materialsForVariant[keyB];if(cachedMaterial===undefined){cachedMaterial=result.clone();materialsForVariant[keyB]=cachedMaterial;}result=cachedMaterial;}result.visible=material.visible;result.wireframe=material.wireframe;if(type===VSMShadowMap){result.side=material.shadowSide!==null?material.shadowSide:material.side;}else{result.side=material.shadowSide!==null?material.shadowSide:shadowSide[material.side];}result.clipShadows=material.clipShadows;result.clippingPlanes=material.clippingPlanes;result.clipIntersection=material.clipIntersection;result.wireframeLinewidth=material.wireframeLinewidth;result.linewidth=material.linewidth;if(light.isPointLight===true&&result.isMeshDistanceMaterial===true){result.referencePosition.setFromMatrixPosition(light.matrixWorld);result.nearDistance=shadowCameraNear;result.farDistance=shadowCameraFar;}return result;}function renderObject(object,camera,shadowCamera,light,type){if(object.visible===false)return;var visible=object.layers.test(camera.layers);if(visible&&(object.isMesh||object.isLine||object.isPoints)){if((object.castShadow||object.receiveShadow&&type===VSMShadowMap)&&(!object.frustumCulled||_frustum.intersectsObject(object))){object.modelViewMatrix.multiplyMatrices(shadowCamera.matrixWorldInverse,object.matrixWorld);var geometry=_objects.update(object);var material=object.material;if(Array.isArray(material)){var groups=geometry.groups;for(var k=0,kl=groups.length;k=1.0;}else if(glVersion.indexOf('OpenGL ES')!==-1){version=parseFloat(/^OpenGL\ ES\ ([0-9])/.exec(glVersion)[1]);lineWidthAvailable=version>=2.0;}var currentTextureSlot=null;var currentBoundTextures={};var currentScissor=new Vector4();var currentViewport=new Vector4();function createTexture(type,target,count){var data=new Uint8Array(4);// 4 is required to match default unpack alignment of 4. -var texture=gl.createTexture();gl.bindTexture(type,texture);gl.texParameteri(type,10241,9728);gl.texParameteri(type,10240,9728);for(var i=0;imaxSize||image.height>maxSize){scale=maxSize/Math.max(image.width,image.height);}// only perform resize if necessary -if(scale<1||needsPowerOfTwo===true){// only perform resize for certain image types -if(typeof HTMLImageElement!=='undefined'&&_instanceof(image,HTMLImageElement)||typeof HTMLCanvasElement!=='undefined'&&_instanceof(image,HTMLCanvasElement)||typeof ImageBitmap!=='undefined'&&_instanceof(image,ImageBitmap)){var floor=needsPowerOfTwo?MathUtils.floorPowerOfTwo:Math.floor;var width=floor(scale*image.width);var height=floor(scale*image.height);if(_canvas===undefined)_canvas=createCanvas(width,height);// cube textures can't reuse the same canvas -var canvas=needsNewCanvas?createCanvas(width,height):_canvas;canvas.width=width;canvas.height=height;var context=canvas.getContext('2d');context.drawImage(image,0,0,width,height);console.warn('THREE.WebGLRenderer: Texture has been resized from ('+image.width+'x'+image.height+') to ('+width+'x'+height+').');return canvas;}else{if('data'in image){console.warn('THREE.WebGLRenderer: Image in DataTexture is too big ('+image.width+'x'+image.height+').');}return image;}}return image;}function isPowerOfTwo(image){return MathUtils.isPowerOfTwo(image.width)&&MathUtils.isPowerOfTwo(image.height);}function textureNeedsPowerOfTwo(texture){if(isWebGL2)return false;return texture.wrapS!==ClampToEdgeWrapping||texture.wrapT!==ClampToEdgeWrapping||texture.minFilter!==NearestFilter&&texture.minFilter!==LinearFilter;}function textureNeedsGenerateMipmaps(texture,supportsMips){return texture.generateMipmaps&&supportsMips&&texture.minFilter!==NearestFilter&&texture.minFilter!==LinearFilter;}function generateMipmap(target,texture,width,height){_gl.generateMipmap(target);var textureProperties=properties.get(texture);// Note: Math.log( x ) * Math.LOG2E used instead of Math.log2( x ) which is not supported by IE11 -textureProperties.__maxMipLevel=Math.log(Math.max(width,height))*Math.LOG2E;}function getInternalFormat(internalFormatName,glFormat,glType){if(isWebGL2===false)return glFormat;if(internalFormatName!==null){if(_gl[internalFormatName]!==undefined)return _gl[internalFormatName];console.warn('THREE.WebGLRenderer: Attempt to use non-existing WebGL internal format \''+internalFormatName+'\'');}var internalFormat=glFormat;if(glFormat===6403){if(glType===5126)internalFormat=33326;if(glType===5131)internalFormat=33325;if(glType===5121)internalFormat=33321;}if(glFormat===6407){if(glType===5126)internalFormat=34837;if(glType===5131)internalFormat=34843;if(glType===5121)internalFormat=32849;}if(glFormat===6408){if(glType===5126)internalFormat=34836;if(glType===5131)internalFormat=34842;if(glType===5121)internalFormat=32856;}if(internalFormat===33325||internalFormat===33326||internalFormat===34842||internalFormat===34836){extensions.get('EXT_color_buffer_float');}return internalFormat;}// Fallback filters for non-power-of-2 textures -function filterFallback(f){if(f===NearestFilter||f===NearestMipmapNearestFilter||f===NearestMipmapLinearFilter){return 9728;}return 9729;}// -function onTextureDispose(event){var texture=event.target;texture.removeEventListener('dispose',onTextureDispose);deallocateTexture(texture);if(texture.isVideoTexture){_videoTextures.delete(texture);}info.memory.textures--;}function onRenderTargetDispose(event){var renderTarget=event.target;renderTarget.removeEventListener('dispose',onRenderTargetDispose);deallocateRenderTarget(renderTarget);info.memory.textures--;}// -function deallocateTexture(texture){var textureProperties=properties.get(texture);if(textureProperties.__webglInit===undefined)return;_gl.deleteTexture(textureProperties.__webglTexture);properties.remove(texture);}function deallocateRenderTarget(renderTarget){var renderTargetProperties=properties.get(renderTarget);var textureProperties=properties.get(renderTarget.texture);if(!renderTarget)return;if(textureProperties.__webglTexture!==undefined){_gl.deleteTexture(textureProperties.__webglTexture);}if(renderTarget.depthTexture){renderTarget.depthTexture.dispose();}if(renderTarget.isWebGLCubeRenderTarget){for(var i=0;i<6;i++){_gl.deleteFramebuffer(renderTargetProperties.__webglFramebuffer[i]);if(renderTargetProperties.__webglDepthbuffer)_gl.deleteRenderbuffer(renderTargetProperties.__webglDepthbuffer[i]);}}else{_gl.deleteFramebuffer(renderTargetProperties.__webglFramebuffer);if(renderTargetProperties.__webglDepthbuffer)_gl.deleteRenderbuffer(renderTargetProperties.__webglDepthbuffer);if(renderTargetProperties.__webglMultisampledFramebuffer)_gl.deleteFramebuffer(renderTargetProperties.__webglMultisampledFramebuffer);if(renderTargetProperties.__webglColorRenderbuffer)_gl.deleteRenderbuffer(renderTargetProperties.__webglColorRenderbuffer);if(renderTargetProperties.__webglDepthRenderbuffer)_gl.deleteRenderbuffer(renderTargetProperties.__webglDepthRenderbuffer);}properties.remove(renderTarget.texture);properties.remove(renderTarget);}// -var textureUnits=0;function resetTextureUnits(){textureUnits=0;}function allocateTextureUnit(){var textureUnit=textureUnits;if(textureUnit>=maxTextures){console.warn('THREE.WebGLTextures: Trying to use '+textureUnit+' texture units while this GPU supports only '+maxTextures);}textureUnits+=1;return textureUnit;}// -function setTexture2D(texture,slot){var textureProperties=properties.get(texture);if(texture.isVideoTexture)updateVideoTexture(texture);if(texture.version>0&&textureProperties.__version!==texture.version){var image=texture.image;if(image===undefined){console.warn('THREE.WebGLRenderer: Texture marked for update but image is undefined');}else if(image.complete===false){console.warn('THREE.WebGLRenderer: Texture marked for update but image is incomplete');}else{uploadTexture(textureProperties,texture,slot);return;}}state.activeTexture(33984+slot);state.bindTexture(3553,textureProperties.__webglTexture);}function setTexture2DArray(texture,slot){var textureProperties=properties.get(texture);if(texture.version>0&&textureProperties.__version!==texture.version){uploadTexture(textureProperties,texture,slot);return;}state.activeTexture(33984+slot);state.bindTexture(35866,textureProperties.__webglTexture);}function setTexture3D(texture,slot){var textureProperties=properties.get(texture);if(texture.version>0&&textureProperties.__version!==texture.version){uploadTexture(textureProperties,texture,slot);return;}state.activeTexture(33984+slot);state.bindTexture(32879,textureProperties.__webglTexture);}function setTextureCube(texture,slot){if(texture.image.length!==6)return;var textureProperties=properties.get(texture);if(texture.version>0&&textureProperties.__version!==texture.version){initTexture(textureProperties,texture);state.activeTexture(33984+slot);state.bindTexture(34067,textureProperties.__webglTexture);_gl.pixelStorei(37440,texture.flipY);var isCompressed=texture&&(texture.isCompressedTexture||texture.image[0].isCompressedTexture);var isDataTexture=texture.image[0]&&texture.image[0].isDataTexture;var cubeImage=[];for(var i=0;i<6;i++){if(!isCompressed&&!isDataTexture){cubeImage[i]=resizeImage(texture.image[i],false,true,maxCubemapSize);}else{cubeImage[i]=isDataTexture?texture.image[i].image:texture.image[i];}}var image=cubeImage[0],supportsMips=isPowerOfTwo(image)||isWebGL2,glFormat=utils.convert(texture.format),glType=utils.convert(texture.type),glInternalFormat=getInternalFormat(texture.internalFormat,glFormat,glType);setTextureParameters(34067,texture,supportsMips);var mipmaps;if(isCompressed){for(var i=0;i<6;i++){mipmaps=cubeImage[i].mipmaps;for(var j=0;j1||properties.get(texture).__currentAnisotropy){_gl.texParameterf(textureType,extension.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(texture.anisotropy,capabilities.getMaxAnisotropy()));properties.get(texture).__currentAnisotropy=texture.anisotropy;}}}function initTexture(textureProperties,texture){if(textureProperties.__webglInit===undefined){textureProperties.__webglInit=true;texture.addEventListener('dispose',onTextureDispose);textureProperties.__webglTexture=_gl.createTexture();info.memory.textures++;}}function uploadTexture(textureProperties,texture,slot){var textureType=3553;if(texture.isDataTexture2DArray)textureType=35866;if(texture.isDataTexture3D)textureType=32879;initTexture(textureProperties,texture);state.activeTexture(33984+slot);state.bindTexture(textureType,textureProperties.__webglTexture);_gl.pixelStorei(37440,texture.flipY);_gl.pixelStorei(37441,texture.premultiplyAlpha);_gl.pixelStorei(3317,texture.unpackAlignment);var needsPowerOfTwo=textureNeedsPowerOfTwo(texture)&&isPowerOfTwo(texture.image)===false;var image=resizeImage(texture.image,needsPowerOfTwo,false,maxTextureSize);var supportsMips=isPowerOfTwo(image)||isWebGL2,glFormat=utils.convert(texture.format),glType=utils.convert(texture.type),glInternalFormat=getInternalFormat(texture.internalFormat,glFormat,glType);setTextureParameters(textureType,texture,supportsMips);var mipmap,mipmaps=texture.mipmaps;if(texture.isDepthTexture){// populate depth texture with dummy data -glInternalFormat=6402;if(isWebGL2){if(texture.type===FloatType){glInternalFormat=36012;}else if(texture.type===UnsignedIntType){glInternalFormat=33190;}else if(texture.type===UnsignedInt248Type){glInternalFormat=35056;}else{glInternalFormat=33189;// WebGL2 requires sized internalformat for glTexImage2D -}}else{if(texture.type===FloatType){console.error('WebGLRenderer: Floating point depth texture requires WebGL2.');}}// validation checks for WebGL 1 -if(texture.format===DepthFormat&&glInternalFormat===6402){// The error INVALID_OPERATION is generated by texImage2D if format and internalformat are -// DEPTH_COMPONENT and type is not UNSIGNED_SHORT or UNSIGNED_INT -// (https://www.khronos.org/registry/webgl/extensions/WEBGL_depth_texture/) -if(texture.type!==UnsignedShortType&&texture.type!==UnsignedIntType){console.warn('THREE.WebGLRenderer: Use UnsignedShortType or UnsignedIntType for DepthFormat DepthTexture.');texture.type=UnsignedShortType;glType=utils.convert(texture.type);}}if(texture.format===DepthStencilFormat&&glInternalFormat===6402){// Depth stencil textures need the DEPTH_STENCIL internal format -// (https://www.khronos.org/registry/webgl/extensions/WEBGL_depth_texture/) -glInternalFormat=34041;// The error INVALID_OPERATION is generated by texImage2D if format and internalformat are -// DEPTH_STENCIL and type is not UNSIGNED_INT_24_8_WEBGL. -// (https://www.khronos.org/registry/webgl/extensions/WEBGL_depth_texture/) -if(texture.type!==UnsignedInt248Type){console.warn('THREE.WebGLRenderer: Use UnsignedInt248Type for DepthStencilFormat DepthTexture.');texture.type=UnsignedInt248Type;glType=utils.convert(texture.type);}}// -state.texImage2D(3553,0,glInternalFormat,image.width,image.height,0,glFormat,glType,null);}else if(texture.isDataTexture){// use manually created mipmaps if available -// if there are no manual mipmaps -// set 0 level mipmap and then use GL to generate other mipmap levels -if(mipmaps.length>0&&supportsMips){for(var i=0,il=mipmaps.length;i0&&supportsMips){for(var i=0,il=mipmaps.length;i=0){var geometryAttribute=geometryAttributes[name];if(geometryAttribute!==undefined){var normalized=geometryAttribute.normalized;var size=geometryAttribute.itemSize;var attribute=attributes.get(geometryAttribute);// TODO Attribute may not be available on context restore -if(attribute===undefined)continue;var buffer=attribute.buffer;var type=attribute.type;var bytesPerElement=attribute.bytesPerElement;if(geometryAttribute.isInterleavedBufferAttribute){var data=geometryAttribute.data;var stride=data.stride;var offset=geometryAttribute.offset;if(data&&data.isInstancedInterleavedBuffer){state.enableAttributeAndDivisor(programAttribute,data.meshPerAttribute);if(geometry._maxInstanceCount===undefined){geometry._maxInstanceCount=data.meshPerAttribute*data.count;}}else{state.enableAttribute(programAttribute);}_gl.bindBuffer(34962,buffer);state.vertexAttribPointer(programAttribute,size,type,normalized,stride*bytesPerElement,offset*bytesPerElement);}else{if(geometryAttribute.isInstancedBufferAttribute){state.enableAttributeAndDivisor(programAttribute,geometryAttribute.meshPerAttribute);if(geometry._maxInstanceCount===undefined){geometry._maxInstanceCount=geometryAttribute.meshPerAttribute*geometryAttribute.count;}}else{state.enableAttribute(programAttribute);}_gl.bindBuffer(34962,buffer);state.vertexAttribPointer(programAttribute,size,type,normalized,0,0);}}else if(name==='instanceMatrix'){var attribute=attributes.get(object.instanceMatrix);// TODO Attribute may not be available on context restore -if(attribute===undefined)continue;var buffer=attribute.buffer;var type=attribute.type;state.enableAttributeAndDivisor(programAttribute+0,1);state.enableAttributeAndDivisor(programAttribute+1,1);state.enableAttributeAndDivisor(programAttribute+2,1);state.enableAttributeAndDivisor(programAttribute+3,1);_gl.bindBuffer(34962,buffer);_gl.vertexAttribPointer(programAttribute+0,4,type,false,64,0);_gl.vertexAttribPointer(programAttribute+1,4,type,false,64,16);_gl.vertexAttribPointer(programAttribute+2,4,type,false,64,32);_gl.vertexAttribPointer(programAttribute+3,4,type,false,64,48);}else if(materialDefaultAttributeValues!==undefined){var value=materialDefaultAttributeValues[name];if(value!==undefined){switch(value.length){case 2:_gl.vertexAttrib2fv(programAttribute,value);break;case 3:_gl.vertexAttrib3fv(programAttribute,value);break;case 4:_gl.vertexAttrib4fv(programAttribute,value);break;default:_gl.vertexAttrib1fv(programAttribute,value);}}}}}state.disableUnusedAttributes();}// Compile -this.compile=function(scene,camera){currentRenderState=renderStates.get(scene,camera);currentRenderState.init();scene.traverse(function(object){if(object.isLight){currentRenderState.pushLight(object);if(object.castShadow){currentRenderState.pushShadow(object);}}});currentRenderState.setupLights(camera);var compiled={};scene.traverse(function(object){var material=object.material;if(material){if(Array.isArray(material)){for(var _i2=0;_i2=0){material.numSupportedMorphTargets++;}}}if(material.morphNormals){material.numSupportedMorphNormals=0;for(var i=0;i<_this.maxMorphNormals;i++){if(programAttributes['morphNormal'+i]>=0){material.numSupportedMorphNormals++;}}}var uniforms=materialProperties.uniforms;if(!material.isShaderMaterial&&!material.isRawShaderMaterial||material.clipping===true){materialProperties.numClippingPlanes=_clipping.numPlanes;materialProperties.numIntersection=_clipping.numIntersection;uniforms.clippingPlanes=_clipping.uniform;}materialProperties.environment=material.isMeshStandardMaterial?scene.environment:null;materialProperties.fog=scene.fog;// store the light setup it was created for -materialProperties.needsLights=materialNeedsLights(material);materialProperties.lightsStateVersion=lightsStateVersion;if(materialProperties.needsLights){// wire up the material to this renderer's lighting state -uniforms.ambientLightColor.value=lights.state.ambient;uniforms.lightProbe.value=lights.state.probe;uniforms.directionalLights.value=lights.state.directional;uniforms.directionalLightShadows.value=lights.state.directionalShadow;uniforms.spotLights.value=lights.state.spot;uniforms.spotLightShadows.value=lights.state.spotShadow;uniforms.rectAreaLights.value=lights.state.rectArea;uniforms.pointLights.value=lights.state.point;uniforms.pointLightShadows.value=lights.state.pointShadow;uniforms.hemisphereLights.value=lights.state.hemi;uniforms.directionalShadowMap.value=lights.state.directionalShadowMap;uniforms.directionalShadowMatrix.value=lights.state.directionalShadowMatrix;uniforms.spotShadowMap.value=lights.state.spotShadowMap;uniforms.spotShadowMatrix.value=lights.state.spotShadowMatrix;uniforms.pointShadowMap.value=lights.state.pointShadowMap;uniforms.pointShadowMatrix.value=lights.state.pointShadowMatrix;// TODO (abelnation): add area lights shadow info to uniforms -}var progUniforms=materialProperties.program.getUniforms(),uniformsList=WebGLUniforms.seqWithValue(progUniforms.seq,uniforms);materialProperties.uniformsList=uniformsList;}function setProgram(camera,scene,material,object){textures.resetTextureUnits();var fog=scene.fog;var environment=material.isMeshStandardMaterial?scene.environment:null;var encoding=_currentRenderTarget===null?_this.outputEncoding:_currentRenderTarget.texture.encoding;var materialProperties=properties.get(material);var lights=currentRenderState.state.lights;if(_clippingEnabled){if(_localClippingEnabled||camera!==_currentCamera){var useCache=camera===_currentCamera&&material.id===_currentMaterialId;// we might want to call this function with some ClippingGroup -// object instead of the material, once it becomes feasible -// (#8465, #8379) -_clipping.setState(material.clippingPlanes,material.clipIntersection,material.clipShadows,camera,materialProperties,useCache);}}if(material.version===materialProperties.__version){if(materialProperties.program===undefined){initMaterial(material,scene,object);}else if(material.fog&&materialProperties.fog!==fog){initMaterial(material,scene,object);}else if(materialProperties.environment!==environment){initMaterial(material,scene,object);}else if(materialProperties.needsLights&&materialProperties.lightsStateVersion!==lights.state.version){initMaterial(material,scene,object);}else if(materialProperties.numClippingPlanes!==undefined&&(materialProperties.numClippingPlanes!==_clipping.numPlanes||materialProperties.numIntersection!==_clipping.numIntersection)){initMaterial(material,scene,object);}else if(materialProperties.outputEncoding!==encoding){initMaterial(material,scene,object);}}else{initMaterial(material,scene,object);materialProperties.__version=material.version;}var refreshProgram=false;var refreshMaterial=false;var refreshLights=false;var program=materialProperties.program,p_uniforms=program.getUniforms(),m_uniforms=materialProperties.uniforms;if(state.useProgram(program.program)){refreshProgram=true;refreshMaterial=true;refreshLights=true;}if(material.id!==_currentMaterialId){_currentMaterialId=material.id;refreshMaterial=true;}if(refreshProgram||_currentCamera!==camera){p_uniforms.setValue(_gl,'projectionMatrix',camera.projectionMatrix);if(capabilities.logarithmicDepthBuffer){p_uniforms.setValue(_gl,'logDepthBufFC',2.0/(Math.log(camera.far+1.0)/Math.LN2));}if(_currentCamera!==camera){_currentCamera=camera;// lighting uniforms depend on the camera so enforce an update -// now, in case this material supports lights - or later, when -// the next material that does gets activated: -refreshMaterial=true;// set to true on material change -refreshLights=true;// remains set until update done -}// load material specific uniforms -// (shader material also gets them for the sake of genericity) -if(material.isShaderMaterial||material.isMeshPhongMaterial||material.isMeshToonMaterial||material.isMeshStandardMaterial||material.envMap){var uCamPos=p_uniforms.map.cameraPosition;if(uCamPos!==undefined){uCamPos.setValue(_gl,_vector3.setFromMatrixPosition(camera.matrixWorld));}}if(material.isMeshPhongMaterial||material.isMeshToonMaterial||material.isMeshLambertMaterial||material.isMeshBasicMaterial||material.isMeshStandardMaterial||material.isShaderMaterial){p_uniforms.setValue(_gl,'isOrthographic',camera.isOrthographicCamera===true);}if(material.isMeshPhongMaterial||material.isMeshToonMaterial||material.isMeshLambertMaterial||material.isMeshBasicMaterial||material.isMeshStandardMaterial||material.isShaderMaterial||material.skinning){p_uniforms.setValue(_gl,'viewMatrix',camera.matrixWorldInverse);}}// skinning uniforms must be set even if material didn't change -// auto-setting of texture unit for bone texture must go before other textures -// otherwise textures used for skinning can take over texture units reserved for other material textures -if(material.skinning){p_uniforms.setOptional(_gl,object,'bindMatrix');p_uniforms.setOptional(_gl,object,'bindMatrixInverse');var skeleton=object.skeleton;if(skeleton){var bones=skeleton.bones;if(capabilities.floatVertexTextures){if(skeleton.boneTexture===undefined){// layout (1 matrix = 4 pixels) -// RGBA RGBA RGBA RGBA (=> column1, column2, column3, column4) -// with 8x8 pixel texture max 16 bones * 4 pixels = (8 * 8) -// 16x16 pixel texture max 64 bones * 4 pixels = (16 * 16) -// 32x32 pixel texture max 256 bones * 4 pixels = (32 * 32) -// 64x64 pixel texture max 1024 bones * 4 pixels = (64 * 64) -var size=Math.sqrt(bones.length*4);// 4 pixels needed for 1 matrix -size=MathUtils.ceilPowerOfTwo(size);size=Math.max(size,4);var boneMatrices=new Float32Array(size*size*4);// 4 floats per RGBA pixel -boneMatrices.set(skeleton.boneMatrices);// copy current values -var boneTexture=new DataTexture(boneMatrices,size,size,RGBAFormat,FloatType);skeleton.boneMatrices=boneMatrices;skeleton.boneTexture=boneTexture;skeleton.boneTextureSize=size;}p_uniforms.setValue(_gl,'boneTexture',skeleton.boneTexture,textures);p_uniforms.setValue(_gl,'boneTextureSize',skeleton.boneTextureSize);}else{p_uniforms.setOptional(_gl,skeleton,'boneMatrices');}}}if(refreshMaterial||materialProperties.receiveShadow!==object.receiveShadow){materialProperties.receiveShadow=object.receiveShadow;p_uniforms.setValue(_gl,'receiveShadow',object.receiveShadow);}if(refreshMaterial){p_uniforms.setValue(_gl,'toneMappingExposure',_this.toneMappingExposure);p_uniforms.setValue(_gl,'toneMappingWhitePoint',_this.toneMappingWhitePoint);if(materialProperties.needsLights){// the current material requires lighting info -// note: all lighting uniforms are always set correctly -// they simply reference the renderer's state for their -// values -// -// use the current material's .needsUpdate flags to set -// the GL state when required -markUniformsLightsNeedsUpdate(m_uniforms,refreshLights);}// refresh uniforms common to several materials -if(fog&&material.fog){materials.refreshFogUniforms(m_uniforms,fog);}materials.refreshMaterialUniforms(m_uniforms,material,environment,_pixelRatio,_height);// RectAreaLight Texture -// TODO (mrdoob): Find a nicer implementation -if(m_uniforms.ltc_1!==undefined)m_uniforms.ltc_1.value=UniformsLib.LTC_1;if(m_uniforms.ltc_2!==undefined)m_uniforms.ltc_2.value=UniformsLib.LTC_2;WebGLUniforms.upload(_gl,materialProperties.uniformsList,m_uniforms,textures);}if(material.isShaderMaterial&&material.uniformsNeedUpdate===true){WebGLUniforms.upload(_gl,materialProperties.uniformsList,m_uniforms,textures);material.uniformsNeedUpdate=false;}if(material.isSpriteMaterial){p_uniforms.setValue(_gl,'center',object.center);}// common matrices -p_uniforms.setValue(_gl,'modelViewMatrix',object.modelViewMatrix);p_uniforms.setValue(_gl,'normalMatrix',object.normalMatrix);p_uniforms.setValue(_gl,'modelMatrix',object.matrixWorld);return program;}// If uniforms are marked as clean, they don't need to be loaded to the GPU. -function markUniformsLightsNeedsUpdate(uniforms,value){uniforms.ambientLightColor.needsUpdate=value;uniforms.lightProbe.needsUpdate=value;uniforms.directionalLights.needsUpdate=value;uniforms.directionalLightShadows.needsUpdate=value;uniforms.pointLights.needsUpdate=value;uniforms.pointLightShadows.needsUpdate=value;uniforms.spotLights.needsUpdate=value;uniforms.spotLightShadows.needsUpdate=value;uniforms.rectAreaLights.needsUpdate=value;uniforms.hemisphereLights.needsUpdate=value;}function materialNeedsLights(material){return material.isMeshLambertMaterial||material.isMeshToonMaterial||material.isMeshPhongMaterial||material.isMeshStandardMaterial||material.isShadowMaterial||material.isShaderMaterial&&material.lights===true;}// -this.setFramebuffer=function(value){if(_framebuffer!==value&&_currentRenderTarget===null)_gl.bindFramebuffer(36160,value);_framebuffer=value;};this.getActiveCubeFace=function(){return _currentActiveCubeFace;};this.getActiveMipmapLevel=function(){return _currentActiveMipmapLevel;};this.getRenderTarget=function(){return _currentRenderTarget;};this.setRenderTarget=function(renderTarget,activeCubeFace,activeMipmapLevel){_currentRenderTarget=renderTarget;_currentActiveCubeFace=activeCubeFace;_currentActiveMipmapLevel=activeMipmapLevel;if(renderTarget&&properties.get(renderTarget).__webglFramebuffer===undefined){textures.setupRenderTarget(renderTarget);}var framebuffer=_framebuffer;var isCube=false;if(renderTarget){var __webglFramebuffer=properties.get(renderTarget).__webglFramebuffer;if(renderTarget.isWebGLCubeRenderTarget){framebuffer=__webglFramebuffer[activeCubeFace||0];isCube=true;}else if(renderTarget.isWebGLMultisampleRenderTarget){framebuffer=properties.get(renderTarget).__webglMultisampledFramebuffer;}else{framebuffer=__webglFramebuffer;}_currentViewport.copy(renderTarget.viewport);_currentScissor.copy(renderTarget.scissor);_currentScissorTest=renderTarget.scissorTest;}else{_currentViewport.copy(_viewport).multiplyScalar(_pixelRatio).floor();_currentScissor.copy(_scissor).multiplyScalar(_pixelRatio).floor();_currentScissorTest=_scissorTest;}if(_currentFramebuffer!==framebuffer){_gl.bindFramebuffer(36160,framebuffer);_currentFramebuffer=framebuffer;}state.viewport(_currentViewport);state.scissor(_currentScissor);state.setScissorTest(_currentScissorTest);if(isCube){var textureProperties=properties.get(renderTarget.texture);_gl.framebufferTexture2D(36160,36064,34069+(activeCubeFace||0),textureProperties.__webglTexture,activeMipmapLevel||0);}};this.readRenderTargetPixels=function(renderTarget,x,y,width,height,buffer,activeCubeFaceIndex){if(!(renderTarget&&renderTarget.isWebGLRenderTarget)){console.error('THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.');return;}var framebuffer=properties.get(renderTarget).__webglFramebuffer;if(renderTarget.isWebGLCubeRenderTarget&&activeCubeFaceIndex!==undefined){framebuffer=framebuffer[activeCubeFaceIndex];}if(framebuffer){var restore=false;if(framebuffer!==_currentFramebuffer){_gl.bindFramebuffer(36160,framebuffer);restore=true;}try{var texture=renderTarget.texture;var textureFormat=texture.format;var textureType=texture.type;if(textureFormat!==RGBAFormat&&utils.convert(textureFormat)!==_gl.getParameter(35739)){console.error('THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format.');return;}if(textureType!==UnsignedByteType&&utils.convert(textureType)!==_gl.getParameter(35738)&&// IE11, Edge and Chrome Mac < 52 (#9513) -!(textureType===FloatType&&(capabilities.isWebGL2||extensions.get('OES_texture_float')||extensions.get('WEBGL_color_buffer_float')))&&// Chrome Mac >= 52 and Firefox -!(textureType===HalfFloatType&&(capabilities.isWebGL2?extensions.get('EXT_color_buffer_float'):extensions.get('EXT_color_buffer_half_float')))){console.error('THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.');return;}if(_gl.checkFramebufferStatus(36160)===36053){// the following if statement ensures valid read requests (no out-of-bounds pixels, see #8604) -if(x>=0&&x<=renderTarget.width-width&&y>=0&&y<=renderTarget.height-height){_gl.readPixels(x,y,width,height,utils.convert(textureFormat),utils.convert(textureType),buffer);}}else{console.error('THREE.WebGLRenderer.readRenderTargetPixels: readPixels from renderTarget failed. Framebuffer not complete.');}}finally{if(restore){_gl.bindFramebuffer(36160,_currentFramebuffer);}}}};this.copyFramebufferToTexture=function(position,texture,level){if(level===undefined)level=0;var levelScale=Math.pow(2,-level);var width=Math.floor(texture.image.width*levelScale);var height=Math.floor(texture.image.height*levelScale);var glFormat=utils.convert(texture.format);textures.setTexture2D(texture,0);_gl.copyTexImage2D(3553,level,glFormat,position.x,position.y,width,height,0);state.unbindTexture();};this.copyTextureToTexture=function(position,srcTexture,dstTexture,level){if(level===undefined)level=0;var width=srcTexture.image.width;var height=srcTexture.image.height;var glFormat=utils.convert(dstTexture.format);var glType=utils.convert(dstTexture.type);textures.setTexture2D(dstTexture,0);if(srcTexture.isDataTexture){_gl.texSubImage2D(3553,level,position.x,position.y,width,height,glFormat,glType,srcTexture.image.data);}else{if(srcTexture.isCompressedTexture){_gl.compressedTexSubImage2D(3553,level,position.x,position.y,srcTexture.mipmaps[0].width,srcTexture.mipmaps[0].height,glFormat,srcTexture.mipmaps[0].data);}else{_gl.texSubImage2D(3553,level,position.x,position.y,glFormat,glType,srcTexture.image);}}// Generate mipmaps only when copying level 0 -if(level===0&&dstTexture.generateMipmaps)_gl.generateMipmap(3553);state.unbindTexture();};this.initTexture=function(texture){textures.setTexture2D(texture,0);state.unbindTexture();};if(typeof __THREE_DEVTOOLS__!=='undefined'){__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent('observe',{detail:this}));// eslint-disable-line no-undef -}}/** - * @author mrdoob / http://mrdoob.com/ - * @author alteredq / http://alteredqualia.com/ - */function FogExp2(color,density){this.name='';this.color=new Color(color);this.density=density!==undefined?density:0.00025;}Object.assign(FogExp2.prototype,{isFogExp2:true,clone:function clone(){return new FogExp2(this.color,this.density);},toJSON:function toJSON()/* meta */{return{type:'FogExp2',color:this.color.getHex(),density:this.density};}});/** - * @author mrdoob / http://mrdoob.com/ - * @author alteredq / http://alteredqualia.com/ - */function Fog(color,near,far){this.name='';this.color=new Color(color);this.near=near!==undefined?near:1;this.far=far!==undefined?far:1000;}Object.assign(Fog.prototype,{isFog:true,clone:function clone(){return new Fog(this.color,this.near,this.far);},toJSON:function toJSON()/* meta */{return{type:'Fog',color:this.color.getHex(),near:this.near,far:this.far};}});/** - * @author benaadams / https://twitter.com/ben_a_adams - */function InterleavedBuffer(array,stride){this.array=array;this.stride=stride;this.count=array!==undefined?array.length/stride:0;this.usage=StaticDrawUsage;this.updateRange={offset:0,count:-1};this.version=0;}Object.defineProperty(InterleavedBuffer.prototype,'needsUpdate',{set:function set(value){if(value===true)this.version++;}});Object.assign(InterleavedBuffer.prototype,{isInterleavedBuffer:true,onUploadCallback:function onUploadCallback(){},setUsage:function setUsage(value){this.usage=value;return this;},copy:function copy(source){this.array=new source.array.constructor(source.array);this.count=source.count;this.stride=source.stride;this.usage=source.usage;return this;},copyAt:function copyAt(index1,attribute,index2){index1*=this.stride;index2*=attribute.stride;for(var i=0,l=this.stride;i, - * map: new THREE.Texture( ), - * alphaMap: new THREE.Texture( ), - * rotation: , - * sizeAttenuation: - * } - */function SpriteMaterial(parameters){Material.call(this);this.type='SpriteMaterial';this.color=new Color(0xffffff);this.map=null;this.alphaMap=null;this.rotation=0;this.sizeAttenuation=true;this.transparent=true;this.setValues(parameters);}SpriteMaterial.prototype=Object.create(Material.prototype);SpriteMaterial.prototype.constructor=SpriteMaterial;SpriteMaterial.prototype.isSpriteMaterial=true;SpriteMaterial.prototype.copy=function(source){Material.prototype.copy.call(this,source);this.color.copy(source.color);this.map=source.map;this.alphaMap=source.alphaMap;this.rotation=source.rotation;this.sizeAttenuation=source.sizeAttenuation;return this;};/** - * @author mikael emtinger / http://gomo.se/ - * @author alteredq / http://alteredqualia.com/ - */var _geometry;var _intersectPoint=new Vector3();var _worldScale=new Vector3();var _mvPosition=new Vector3();var _alignedPosition=new Vector2();var _rotatedPosition=new Vector2();var _viewWorldMatrix=new Matrix4();var _vA$1=new Vector3();var _vB$1=new Vector3();var _vC$1=new Vector3();var _uvA$1=new Vector2();var _uvB$1=new Vector2();var _uvC$1=new Vector2();function Sprite(material){Object3D.call(this);this.type='Sprite';if(_geometry===undefined){_geometry=new BufferGeometry();var float32Array=new Float32Array([-0.5,-0.5,0,0,0,0.5,-0.5,0,1,0,0.5,0.5,0,1,1,-0.5,0.5,0,0,1]);var interleavedBuffer=new InterleavedBuffer(float32Array,5);_geometry.setIndex([0,1,2,0,2,3]);_geometry.setAttribute('position',new InterleavedBufferAttribute(interleavedBuffer,3,0,false));_geometry.setAttribute('uv',new InterleavedBufferAttribute(interleavedBuffer,2,3,false));}this.geometry=_geometry;this.material=material!==undefined?material:new SpriteMaterial();this.center=new Vector2(0.5,0.5);}Sprite.prototype=Object.assign(Object.create(Object3D.prototype),{constructor:Sprite,isSprite:true,raycast:function raycast(raycaster,intersects){if(raycaster.camera===null){console.error('THREE.Sprite: "Raycaster.camera" needs to be set in order to raycast against sprites.');}_worldScale.setFromMatrixScale(this.matrixWorld);_viewWorldMatrix.copy(raycaster.camera.matrixWorld);this.modelViewMatrix.multiplyMatrices(raycaster.camera.matrixWorldInverse,this.matrixWorld);_mvPosition.setFromMatrixPosition(this.modelViewMatrix);if(raycaster.camera.isPerspectiveCamera&&this.material.sizeAttenuation===false){_worldScale.multiplyScalar(-_mvPosition.z);}var rotation=this.material.rotation;var sin,cos;if(rotation!==0){cos=Math.cos(rotation);sin=Math.sin(rotation);}var center=this.center;transformVertex(_vA$1.set(-0.5,-0.5,0),_mvPosition,center,_worldScale,sin,cos);transformVertex(_vB$1.set(0.5,-0.5,0),_mvPosition,center,_worldScale,sin,cos);transformVertex(_vC$1.set(0.5,0.5,0),_mvPosition,center,_worldScale,sin,cos);_uvA$1.set(0,0);_uvB$1.set(1,0);_uvC$1.set(1,1);// check first triangle -var intersect=raycaster.ray.intersectTriangle(_vA$1,_vB$1,_vC$1,false,_intersectPoint);if(intersect===null){// check second triangle -transformVertex(_vB$1.set(-0.5,0.5,0),_mvPosition,center,_worldScale,sin,cos);_uvB$1.set(0,1);intersect=raycaster.ray.intersectTriangle(_vA$1,_vC$1,_vB$1,false,_intersectPoint);if(intersect===null){return;}}var distance=raycaster.ray.origin.distanceTo(_intersectPoint);if(distanceraycaster.far)return;intersects.push({distance:distance,point:_intersectPoint.clone(),uv:Triangle.getUV(_intersectPoint,_vA$1,_vB$1,_vC$1,_uvA$1,_uvB$1,_uvC$1,new Vector2()),face:null,object:this});},clone:function clone(){return new this.constructor(this.material).copy(this);},copy:function copy(source){Object3D.prototype.copy.call(this,source);if(source.center!==undefined)this.center.copy(source.center);return this;}});function transformVertex(vertexPosition,mvPosition,center,scale,sin,cos){// compute position in camera space -_alignedPosition.subVectors(vertexPosition,center).addScalar(0.5).multiply(scale);// to check if rotation is not zero -if(sin!==undefined){_rotatedPosition.x=cos*_alignedPosition.x-sin*_alignedPosition.y;_rotatedPosition.y=sin*_alignedPosition.x+cos*_alignedPosition.y;}else{_rotatedPosition.copy(_alignedPosition);}vertexPosition.copy(mvPosition);vertexPosition.x+=_rotatedPosition.x;vertexPosition.y+=_rotatedPosition.y;// transform to world space -vertexPosition.applyMatrix4(_viewWorldMatrix);}/** - * @author mikael emtinger / http://gomo.se/ - * @author alteredq / http://alteredqualia.com/ - * @author mrdoob / http://mrdoob.com/ - */var _v1$4=new Vector3();var _v2$2=new Vector3();function LOD(){Object3D.call(this);this._currentLevel=0;this.type='LOD';Object.defineProperties(this,{levels:{enumerable:true,value:[]}});this.autoUpdate=true;}LOD.prototype=Object.assign(Object.create(Object3D.prototype),{constructor:LOD,isLOD:true,copy:function copy(source){Object3D.prototype.copy.call(this,source,false);var levels=source.levels;for(var i=0,l=levels.length;i0){for(var i=1,l=levels.length;i0){_v1$4.setFromMatrixPosition(this.matrixWorld);var distance=raycaster.ray.origin.distanceTo(_v1$4);this.getObjectForDistance(distance).raycast(raycaster,intersects);}},update:function update(camera){var levels=this.levels;if(levels.length>1){_v1$4.setFromMatrixPosition(camera.matrixWorld);_v2$2.setFromMatrixPosition(this.matrixWorld);var distance=_v1$4.distanceTo(_v2$2)/camera.zoom;levels[0].object.visible=true;for(var i=1,l=levels.length;i=levels[i].distance){levels[i-1].object.visible=false;levels[i].object.visible=true;}else{break;}}this._currentLevel=i-1;for(;i, - * opacity: , - * - * linewidth: , - * linecap: "round", - * linejoin: "round" - * } - */function LineBasicMaterial(parameters){Material.call(this);this.type='LineBasicMaterial';this.color=new Color(0xffffff);this.linewidth=1;this.linecap='round';this.linejoin='round';this.morphTargets=false;this.setValues(parameters);}LineBasicMaterial.prototype=Object.create(Material.prototype);LineBasicMaterial.prototype.constructor=LineBasicMaterial;LineBasicMaterial.prototype.isLineBasicMaterial=true;LineBasicMaterial.prototype.copy=function(source){Material.prototype.copy.call(this,source);this.color.copy(source.color);this.linewidth=source.linewidth;this.linecap=source.linecap;this.linejoin=source.linejoin;this.morphTargets=source.morphTargets;return this;};/** - * @author mrdoob / http://mrdoob.com/ - */var _start=new Vector3();var _end=new Vector3();var _inverseMatrix$1=new Matrix4();var _ray$1=new Ray();var _sphere$2=new Sphere();function Line(geometry,material,mode){if(mode===1){console.error('THREE.Line: parameter THREE.LinePieces no longer supported. Use THREE.LineSegments instead.');}Object3D.call(this);this.type='Line';this.geometry=geometry!==undefined?geometry:new BufferGeometry();this.material=material!==undefined?material:new LineBasicMaterial();this.updateMorphTargets();}Line.prototype=Object.assign(Object.create(Object3D.prototype),{constructor:Line,isLine:true,computeLineDistances:function computeLineDistances(){var geometry=this.geometry;if(geometry.isBufferGeometry){// we assume non-indexed geometry -if(geometry.index===null){var positionAttribute=geometry.attributes.position;var lineDistances=[0];for(var i=1,l=positionAttribute.count;ilocalThresholdSq)continue;interRay.applyMatrix4(this.matrixWorld);//Move back to world space for distance calculation -var distance=raycaster.ray.origin.distanceTo(interRay);if(distanceraycaster.far)continue;intersects.push({distance:distance,// What do we want? intersection point on the ray or on the segment?? -// point: raycaster.ray.at( distance ), -point:interSegment.clone().applyMatrix4(this.matrixWorld),index:i,face:null,faceIndex:null,object:this});}}else{for(var i=0,l=positions.length/3-1;ilocalThresholdSq)continue;interRay.applyMatrix4(this.matrixWorld);//Move back to world space for distance calculation -var distance=raycaster.ray.origin.distanceTo(interRay);if(distanceraycaster.far)continue;intersects.push({distance:distance,// What do we want? intersection point on the ray or on the segment?? -// point: raycaster.ray.at( distance ), -point:interSegment.clone().applyMatrix4(this.matrixWorld),index:i,face:null,faceIndex:null,object:this});}}}else if(geometry.isGeometry){var vertices=geometry.vertices;var nbVertices=vertices.length;for(var i=0;ilocalThresholdSq)continue;interRay.applyMatrix4(this.matrixWorld);//Move back to world space for distance calculation -var distance=raycaster.ray.origin.distanceTo(interRay);if(distanceraycaster.far)continue;intersects.push({distance:distance,// What do we want? intersection point on the ray or on the segment?? -// point: raycaster.ray.at( distance ), -point:interSegment.clone().applyMatrix4(this.matrixWorld),index:i,face:null,faceIndex:null,object:this});}}},updateMorphTargets:function updateMorphTargets(){var geometry=this.geometry;var m,ml,name;if(geometry.isBufferGeometry){var morphAttributes=geometry.morphAttributes;var keys=Object.keys(morphAttributes);if(keys.length>0){var morphAttribute=morphAttributes[keys[0]];if(morphAttribute!==undefined){this.morphTargetInfluences=[];this.morphTargetDictionary={};for(m=0,ml=morphAttribute.length;m0){console.error('THREE.Line.updateMorphTargets() does not support THREE.Geometry. Use THREE.BufferGeometry instead.');}}},clone:function clone(){return new this.constructor(this.geometry,this.material).copy(this);}});/** - * @author mrdoob / http://mrdoob.com/ - */var _start$1=new Vector3();var _end$1=new Vector3();function LineSegments(geometry,material){Line.call(this,geometry,material);this.type='LineSegments';}LineSegments.prototype=Object.assign(Object.create(Line.prototype),{constructor:LineSegments,isLineSegments:true,computeLineDistances:function computeLineDistances(){var geometry=this.geometry;if(geometry.isBufferGeometry){// we assume non-indexed geometry -if(geometry.index===null){var positionAttribute=geometry.attributes.position;var lineDistances=[];for(var i=0,l=positionAttribute.count;i, - * opacity: , - * map: new THREE.Texture( ), - * alphaMap: new THREE.Texture( ), - * - * size: , - * sizeAttenuation: - * - * morphTargets: - * } - */function PointsMaterial(parameters){Material.call(this);this.type='PointsMaterial';this.color=new Color(0xffffff);this.map=null;this.alphaMap=null;this.size=1;this.sizeAttenuation=true;this.morphTargets=false;this.setValues(parameters);}PointsMaterial.prototype=Object.create(Material.prototype);PointsMaterial.prototype.constructor=PointsMaterial;PointsMaterial.prototype.isPointsMaterial=true;PointsMaterial.prototype.copy=function(source){Material.prototype.copy.call(this,source);this.color.copy(source.color);this.map=source.map;this.alphaMap=source.alphaMap;this.size=source.size;this.sizeAttenuation=source.sizeAttenuation;this.morphTargets=source.morphTargets;return this;};/** - * @author alteredq / http://alteredqualia.com/ - */var _inverseMatrix$2=new Matrix4();var _ray$2=new Ray();var _sphere$3=new Sphere();var _position$1=new Vector3();function Points(geometry,material){Object3D.call(this);this.type='Points';this.geometry=geometry!==undefined?geometry:new BufferGeometry();this.material=material!==undefined?material:new PointsMaterial();this.updateMorphTargets();}Points.prototype=Object.assign(Object.create(Object3D.prototype),{constructor:Points,isPoints:true,raycast:function raycast(raycaster,intersects){var geometry=this.geometry;var matrixWorld=this.matrixWorld;var threshold=raycaster.params.Points.threshold;// Checking boundingSphere distance to ray -if(geometry.boundingSphere===null)geometry.computeBoundingSphere();_sphere$3.copy(geometry.boundingSphere);_sphere$3.applyMatrix4(matrixWorld);_sphere$3.radius+=threshold;if(raycaster.ray.intersectsSphere(_sphere$3)===false)return;// -_inverseMatrix$2.getInverse(matrixWorld);_ray$2.copy(raycaster.ray).applyMatrix4(_inverseMatrix$2);var localThreshold=threshold/((this.scale.x+this.scale.y+this.scale.z)/3);var localThresholdSq=localThreshold*localThreshold;if(geometry.isBufferGeometry){var index=geometry.index;var attributes=geometry.attributes;var positions=attributes.position.array;if(index!==null){var indices=index.array;for(var i=0,il=indices.length;i0){var morphAttribute=morphAttributes[keys[0]];if(morphAttribute!==undefined){this.morphTargetInfluences=[];this.morphTargetDictionary={};for(m=0,ml=morphAttribute.length;m0){console.error('THREE.Points.updateMorphTargets() does not support THREE.Geometry. Use THREE.BufferGeometry instead.');}}},clone:function clone(){return new this.constructor(this.geometry,this.material).copy(this);}});function testPoint(point,index,localThresholdSq,matrixWorld,raycaster,intersects,object){var rayPointDistanceSq=_ray$2.distanceSqToPoint(point);if(rayPointDistanceSqraycaster.far)return;intersects.push({distance:distance,distanceToRay:Math.sqrt(rayPointDistanceSq),point:intersectPoint,index:index,face:null,object:object});}}/** - * @author mrdoob / http://mrdoob.com/ - */function VideoTexture(video,mapping,wrapS,wrapT,magFilter,minFilter,format,type,anisotropy){Texture.call(this,video,mapping,wrapS,wrapT,magFilter,minFilter,format,type,anisotropy);this.format=format!==undefined?format:RGBFormat;this.minFilter=minFilter!==undefined?minFilter:LinearFilter;this.magFilter=magFilter!==undefined?magFilter:LinearFilter;this.generateMipmaps=false;}VideoTexture.prototype=Object.assign(Object.create(Texture.prototype),{constructor:VideoTexture,isVideoTexture:true,update:function update(){var video=this.image;if(video.readyState>=video.HAVE_CURRENT_DATA){this.needsUpdate=true;}}});/** - * @author alteredq / http://alteredqualia.com/ - */function CompressedTexture(mipmaps,width,height,format,type,mapping,wrapS,wrapT,magFilter,minFilter,anisotropy,encoding){Texture.call(this,null,mapping,wrapS,wrapT,magFilter,minFilter,format,type,anisotropy,encoding);this.image={width:width,height:height};this.mipmaps=mipmaps;// no flipping for cube textures -// (also flipping doesn't work for compressed textures ) -this.flipY=false;// can't generate mipmaps for compressed textures -// mips must be embedded in DDS files -this.generateMipmaps=false;}CompressedTexture.prototype=Object.create(Texture.prototype);CompressedTexture.prototype.constructor=CompressedTexture;CompressedTexture.prototype.isCompressedTexture=true;/** - * @author mrdoob / http://mrdoob.com/ - */function CanvasTexture(canvas,mapping,wrapS,wrapT,magFilter,minFilter,format,type,anisotropy){Texture.call(this,canvas,mapping,wrapS,wrapT,magFilter,minFilter,format,type,anisotropy);this.needsUpdate=true;}CanvasTexture.prototype=Object.create(Texture.prototype);CanvasTexture.prototype.constructor=CanvasTexture;CanvasTexture.prototype.isCanvasTexture=true;/** - * @author Matt DesLauriers / @mattdesl - * @author atix / arthursilber.de - */function DepthTexture(width,height,type,mapping,wrapS,wrapT,magFilter,minFilter,anisotropy,format){format=format!==undefined?format:DepthFormat;if(format!==DepthFormat&&format!==DepthStencilFormat){throw new Error('DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat');}if(type===undefined&&format===DepthFormat)type=UnsignedShortType;if(type===undefined&&format===DepthStencilFormat)type=UnsignedInt248Type;Texture.call(this,null,mapping,wrapS,wrapT,magFilter,minFilter,format,type,anisotropy);this.image={width:width,height:height};this.magFilter=magFilter!==undefined?magFilter:NearestFilter;this.minFilter=minFilter!==undefined?minFilter:NearestFilter;this.flipY=false;this.generateMipmaps=false;}DepthTexture.prototype=Object.create(Texture.prototype);DepthTexture.prototype.constructor=DepthTexture;DepthTexture.prototype.isDepthTexture=true;/** - * @author mrdoob / http://mrdoob.com/ - * @author Mugen87 / https://github.com/Mugen87 - */function WireframeGeometry(geometry){BufferGeometry.call(this);this.type='WireframeGeometry';// buffer -var vertices=[];// helper variables -var i,j,l,o,ol;var edge=[0,0],edges={},e,edge1,edge2;var key,keys=['a','b','c'];var vertex;// different logic for Geometry and BufferGeometry -if(geometry&&geometry.isGeometry){// create a data structure that contains all edges without duplicates -var faces=geometry.faces;for(i=0,l=faces.length;i=0){func(u-EPS,v,p1);pu.subVectors(p0,p1);}else{func(u+EPS,v,p1);pu.subVectors(p1,p0);}if(v-EPS>=0){func(u,v-EPS,p1);pv.subVectors(p0,p1);}else{func(u,v+EPS,p1);pv.subVectors(p1,p0);}// cross product of tangent vectors returns surface normal -normal.crossVectors(pu,pv).normalize();normals.push(normal.x,normal.y,normal.z);// uv -uvs.push(u,v);}}// generate indices -for(i=0;i0.9&&min<0.1){if(x0<0.2)uvBuffer[i+0]+=1;if(x1<0.2)uvBuffer[i+2]+=1;if(x2<0.2)uvBuffer[i+4]+=1;}}}function pushVertex(vertex){vertexBuffer.push(vertex.x,vertex.y,vertex.z);}function getVertexByIndex(index,vertex){var stride=index*3;vertex.x=vertices[stride+0];vertex.y=vertices[stride+1];vertex.z=vertices[stride+2];}function correctUVs(){var a=new Vector3();var b=new Vector3();var c=new Vector3();var centroid=new Vector3();var uvA=new Vector2();var uvB=new Vector2();var uvC=new Vector2();for(var i=0,j=0;i80*dim){minX=maxX=data[0];minY=maxY=data[1];for(var i=dim;imaxX)maxX=x;if(y>maxY)maxY=y;}// minX, minY and invSize are later used to transform coords into integers for z-order calculation -invSize=Math.max(maxX-minX,maxY-minY);invSize=invSize!==0?1/invSize:0;}earcutLinked(outerNode,triangles,dim,minX,minY,invSize);return triangles;}};// create a circular doubly linked list from polygon points in the specified winding order -function linkedList(data,start,end,dim,clockwise){var i,last;if(clockwise===signedArea(data,start,end,dim)>0){for(i=start;i=start;i-=dim){last=insertNode(i,data[i],data[i+1],last);}}if(last&&equals(last,last.next)){removeNode(last);last=last.next;}return last;}// eliminate colinear or duplicate points -function filterPoints(start,end){if(!start)return start;if(!end)end=start;var p=start,again;do{again=false;if(!p.steiner&&(equals(p,p.next)||area(p.prev,p,p.next)===0)){removeNode(p);p=end=p.prev;if(p===p.next)break;again=true;}else{p=p.next;}}while(again||p!==end);return end;}// main ear slicing loop which triangulates a polygon (given as a linked list) -function earcutLinked(ear,triangles,dim,minX,minY,invSize,pass){if(!ear)return;// interlink polygon nodes in z-order -if(!pass&&invSize)indexCurve(ear,minX,minY,invSize);var stop=ear,prev,next;// iterate through ears, slicing them one by one -while(ear.prev!==ear.next){prev=ear.prev;next=ear.next;if(invSize?isEarHashed(ear,minX,minY,invSize):isEar(ear)){// cut off the triangle -triangles.push(prev.i/dim);triangles.push(ear.i/dim);triangles.push(next.i/dim);removeNode(ear);// skipping the next vertex leads to less sliver triangles -ear=next.next;stop=next.next;continue;}ear=next;// if we looped through the whole remaining polygon and can't find any more ears -if(ear===stop){// try filtering points and slicing again -if(!pass){earcutLinked(filterPoints(ear),triangles,dim,minX,minY,invSize,1);// if this didn't work, try curing all small self-intersections locally -}else if(pass===1){ear=cureLocalIntersections(filterPoints(ear),triangles,dim);earcutLinked(ear,triangles,dim,minX,minY,invSize,2);// as a last resort, try splitting the remaining polygon into two -}else if(pass===2){splitEarcut(ear,triangles,dim,minX,minY,invSize);}break;}}}// check whether a polygon node forms a valid ear with adjacent nodes -function isEar(ear){var a=ear.prev,b=ear,c=ear.next;if(area(a,b,c)>=0)return false;// reflex, can't be an ear -// now make sure we don't have other points inside the potential ear -var p=ear.next.next;while(p!==ear.prev){if(pointInTriangle(a.x,a.y,b.x,b.y,c.x,c.y,p.x,p.y)&&area(p.prev,p,p.next)>=0)return false;p=p.next;}return true;}function isEarHashed(ear,minX,minY,invSize){var a=ear.prev,b=ear,c=ear.next;if(area(a,b,c)>=0)return false;// reflex, can't be an ear -// triangle bbox; min & max are calculated like this for speed -var minTX=a.xb.x?a.x>c.x?a.x:c.x:b.x>c.x?b.x:c.x,maxTY=a.y>b.y?a.y>c.y?a.y:c.y:b.y>c.y?b.y:c.y;// z-order range for the current triangle bbox; -var minZ=zOrder(minTX,minTY,minX,minY,invSize),maxZ=zOrder(maxTX,maxTY,minX,minY,invSize);var p=ear.prevZ,n=ear.nextZ;// look for points inside the triangle in both directions -while(p&&p.z>=minZ&&n&&n.z<=maxZ){if(p!==ear.prev&&p!==ear.next&&pointInTriangle(a.x,a.y,b.x,b.y,c.x,c.y,p.x,p.y)&&area(p.prev,p,p.next)>=0)return false;p=p.prevZ;if(n!==ear.prev&&n!==ear.next&&pointInTriangle(a.x,a.y,b.x,b.y,c.x,c.y,n.x,n.y)&&area(n.prev,n,n.next)>=0)return false;n=n.nextZ;}// look for remaining points in decreasing z-order -while(p&&p.z>=minZ){if(p!==ear.prev&&p!==ear.next&&pointInTriangle(a.x,a.y,b.x,b.y,c.x,c.y,p.x,p.y)&&area(p.prev,p,p.next)>=0)return false;p=p.prevZ;}// look for remaining points in increasing z-order -while(n&&n.z<=maxZ){if(n!==ear.prev&&n!==ear.next&&pointInTriangle(a.x,a.y,b.x,b.y,c.x,c.y,n.x,n.y)&&area(n.prev,n,n.next)>=0)return false;n=n.nextZ;}return true;}// go through all polygon nodes and cure small local self-intersections -function cureLocalIntersections(start,triangles,dim){var p=start;do{var a=p.prev,b=p.next.next;if(!equals(a,b)&&intersects(a,p,p.next,b)&&locallyInside(a,b)&&locallyInside(b,a)){triangles.push(a.i/dim);triangles.push(p.i/dim);triangles.push(b.i/dim);// remove two nodes involved -removeNode(p);removeNode(p.next);p=start=b;}p=p.next;}while(p!==start);return filterPoints(p);}// try splitting polygon into two and triangulate them independently -function splitEarcut(start,triangles,dim,minX,minY,invSize){// look for a valid diagonal that divides the polygon into two -var a=start;do{var b=a.next.next;while(b!==a.prev){if(a.i!==b.i&&isValidDiagonal(a,b)){// split the polygon in two by the diagonal -var c=splitPolygon(a,b);// filter colinear points around the cuts -a=filterPoints(a,a.next);c=filterPoints(c,c.next);// run earcut on each half -earcutLinked(a,triangles,dim,minX,minY,invSize);earcutLinked(c,triangles,dim,minX,minY,invSize);return;}b=b.next;}a=a.next;}while(a!==start);}// link every hole into the outer loop, producing a single-ring polygon without holes -function eliminateHoles(data,holeIndices,outerNode,dim){var queue=[],i,len,start,end,list;for(i=0,len=holeIndices.length;i=p.next.y&&p.next.y!==p.y){var x=p.x+(hy-p.y)*(p.next.x-p.x)/(p.next.y-p.y);if(x<=hx&&x>qx){qx=x;if(x===hx){if(hy===p.y)return p;if(hy===p.next.y)return p.next;}m=p.x=p.x&&p.x>=mx&&hx!==p.x&&pointInTriangle(hym.x||p.x===m.x&§orContainsSector(m,p)))){m=p;tanMin=tan;}}p=p.next;}while(p!==stop);return m;}// whether sector in vertex m contains sector in vertex p in the same coordinates -function sectorContainsSector(m,p){return area(m.prev,m,p.prev)<0&&area(p.next,m,m.next)<0;}// interlink polygon nodes in z-order -function indexCurve(start,minX,minY,invSize){var p=start;do{if(p.z===null)p.z=zOrder(p.x,p.y,minX,minY,invSize);p.prevZ=p.prev;p.nextZ=p.next;p=p.next;}while(p!==start);p.prevZ.nextZ=null;p.prevZ=null;sortLinked(p);}// Simon Tatham's linked list merge sort algorithm -// http://www.chiark.greenend.org.uk/~sgtatham/algorithms/listsort.html -function sortLinked(list){var i,p,q,e,tail,numMerges,pSize,qSize,inSize=1;do{p=list;list=null;tail=null;numMerges=0;while(p){numMerges++;q=p;pSize=0;for(i=0;i0||qSize>0&&q){if(pSize!==0&&(qSize===0||!q||p.z<=q.z)){e=p;p=p.nextZ;pSize--;}else{e=q;q=q.nextZ;qSize--;}if(tail)tail.nextZ=e;else list=e;e.prevZ=tail;tail=e;}p=q;}tail.nextZ=null;inSize*=2;}while(numMerges>1);return list;}// z-order of a point given coords and inverse of the longer side of data bbox -function zOrder(x,y,minX,minY,invSize){// coords are transformed into non-negative 15-bit integer range -x=32767*(x-minX)*invSize;y=32767*(y-minY)*invSize;x=(x|x<<8)&0x00FF00FF;x=(x|x<<4)&0x0F0F0F0F;x=(x|x<<2)&0x33333333;x=(x|x<<1)&0x55555555;y=(y|y<<8)&0x00FF00FF;y=(y|y<<4)&0x0F0F0F0F;y=(y|y<<2)&0x33333333;y=(y|y<<1)&0x55555555;return x|y<<1;}// find the leftmost node of a polygon ring -function getLeftmost(start){var p=start,leftmost=start;do{if(p.x=0&&(ax-px)*(by-py)-(bx-px)*(ay-py)>=0&&(bx-px)*(cy-py)-(cx-px)*(by-py)>=0;}// check if a diagonal between two polygon nodes is valid (lies in polygon interior) -function isValidDiagonal(a,b){return a.next.i!==b.i&&a.prev.i!==b.i&&!intersectsPolygon(a,b)&&(// dones't intersect other edges -locallyInside(a,b)&&locallyInside(b,a)&&middleInside(a,b)&&(// locally visible -area(a.prev,a,b.prev)||area(a,b.prev,b))||// does not create opposite-facing sectors -equals(a,b)&&area(a.prev,a,a.next)>0&&area(b.prev,b,b.next)>0);// special zero-length case -}// signed area of a triangle -function area(p,q,r){return(q.y-p.y)*(r.x-q.x)-(q.x-p.x)*(r.y-q.y);}// check if two points are equal -function equals(p1,p2){return p1.x===p2.x&&p1.y===p2.y;}// check if two segments intersect -function intersects(p1,q1,p2,q2){var o1=sign(area(p1,q1,p2));var o2=sign(area(p1,q1,q2));var o3=sign(area(p2,q2,p1));var o4=sign(area(p2,q2,q1));if(o1!==o2&&o3!==o4)return true;// general case -if(o1===0&&onSegment(p1,p2,q1))return true;// p1, q1 and p2 are collinear and p2 lies on p1q1 -if(o2===0&&onSegment(p1,q2,q1))return true;// p1, q1 and q2 are collinear and q2 lies on p1q1 -if(o3===0&&onSegment(p2,p1,q2))return true;// p2, q2 and p1 are collinear and p1 lies on p2q2 -if(o4===0&&onSegment(p2,q1,q2))return true;// p2, q2 and q1 are collinear and q1 lies on p2q2 -return false;}// for collinear points p, q, r, check if point q lies on segment pr -function onSegment(p,q,r){return q.x<=Math.max(p.x,r.x)&&q.x>=Math.min(p.x,r.x)&&q.y<=Math.max(p.y,r.y)&&q.y>=Math.min(p.y,r.y);}function sign(num){return num>0?1:num<0?-1:0;}// check if a polygon diagonal intersects any polygon segments -function intersectsPolygon(a,b){var p=a;do{if(p.i!==a.i&&p.next.i!==a.i&&p.i!==b.i&&p.next.i!==b.i&&intersects(p,p.next,a,b))return true;p=p.next;}while(p!==a);return false;}// check if a polygon diagonal is locally inside the polygon -function locallyInside(a,b){return area(a.prev,a,a.next)<0?area(a,b,a.next)>=0&&area(a,a.prev,b)>=0:area(a,b,a.prev)<0||area(a,a.next,b)<0;}// check if the middle point of a polygon diagonal is inside the polygon -function middleInside(a,b){var p=a,inside=false,px=(a.x+b.x)/2,py=(a.y+b.y)/2;do{if(p.y>py!==p.next.y>py&&p.next.y!==p.y&&px<(p.next.x-p.x)*(py-p.y)/(p.next.y-p.y)+p.x)inside=!inside;p=p.next;}while(p!==a);return inside;}// link two polygon vertices with a bridge; if the vertices belong to the same ring, it splits polygon into two; -// if one belongs to the outer ring and another to a hole, it merges it into a single ring -function splitPolygon(a,b){var a2=new Node$1(a.i,a.x,a.y),b2=new Node$1(b.i,b.x,b.y),an=a.next,bp=b.prev;a.next=b;b.prev=a;a2.next=an;an.prev=a2;b2.next=a2;a2.prev=b2;bp.next=b2;b2.prev=bp;return b2;}// create a node and optionally link it with previous one (in a circular doubly linked list) -function insertNode(i,x,y,last){var p=new Node$1(i,x,y);if(!last){p.prev=p;p.next=p;}else{p.next=last.next;p.prev=last;last.next.prev=p;last.next=p;}return p;}function removeNode(p){p.next.prev=p.prev;p.prev.next=p.next;if(p.prevZ)p.prevZ.nextZ=p.nextZ;if(p.nextZ)p.nextZ.prevZ=p.prevZ;}function Node$1(i,x,y){// vertex index in coordinates array -this.i=i;// vertex coordinates -this.x=x;this.y=y;// previous and next vertex nodes in a polygon ring -this.prev=null;this.next=null;// z-order curve value -this.z=null;// previous and next nodes in z-order -this.prevZ=null;this.nextZ=null;// indicates whether this is a steiner point -this.steiner=false;}function signedArea(data,start,end,dim){var sum=0;for(var i=start,j=end-dim;i2&&points[l-1].equals(points[0])){points.pop();}}function addContour(vertices,contour){for(var i=0;i, // number of points on the curves - * steps: , // number of points for z-side extrusions / used for subdividing segments of extrude spline too - * depth: , // Depth to extrude the shape - * - * bevelEnabled: , // turn on bevel - * bevelThickness: , // how deep into the original shape bevel goes - * bevelSize: , // how far from shape outline (including bevelOffset) is bevel - * bevelOffset: , // how far from shape outline does bevel start - * bevelSegments: , // number of bevel layers - * - * extrudePath: // curve to extrude shape along - * - * UVGenerator: // object that provides UV generator functions - * - * } - */ // ExtrudeGeometry -function ExtrudeGeometry(shapes,options){Geometry.call(this);this.type='ExtrudeGeometry';this.parameters={shapes:shapes,options:options};this.fromBufferGeometry(new ExtrudeBufferGeometry(shapes,options));this.mergeVertices();}ExtrudeGeometry.prototype=Object.create(Geometry.prototype);ExtrudeGeometry.prototype.constructor=ExtrudeGeometry;ExtrudeGeometry.prototype.toJSON=function(){var data=Geometry.prototype.toJSON.call(this);var shapes=this.parameters.shapes;var options=this.parameters.options;return toJSON(shapes,options,data);};// ExtrudeBufferGeometry -function ExtrudeBufferGeometry(shapes,options){BufferGeometry.call(this);this.type='ExtrudeBufferGeometry';this.parameters={shapes:shapes,options:options};shapes=Array.isArray(shapes)?shapes:[shapes];var scope=this;var verticesArray=[];var uvArray=[];for(var i=0,l=shapes.length;iNumber.EPSILON){// not collinear -// length of vectors for normalizing -var v_prev_len=Math.sqrt(v_prev_lensq);var v_next_len=Math.sqrt(v_next_x*v_next_x+v_next_y*v_next_y);// shift adjacent points by unit vectors to the left -var ptPrevShift_x=inPrev.x-v_prev_y/v_prev_len;var ptPrevShift_y=inPrev.y+v_prev_x/v_prev_len;var ptNextShift_x=inNext.x-v_next_y/v_next_len;var ptNextShift_y=inNext.y+v_next_x/v_next_len;// scaling factor for v_prev to intersection point -var sf=((ptNextShift_x-ptPrevShift_x)*v_next_y-(ptNextShift_y-ptPrevShift_y)*v_next_x)/(v_prev_x*v_next_y-v_prev_y*v_next_x);// vector from inPt to intersection point -v_trans_x=ptPrevShift_x+v_prev_x*sf-inPt.x;v_trans_y=ptPrevShift_y+v_prev_y*sf-inPt.y;// Don't normalize!, otherwise sharp corners become ugly -// but prevent crazy spikes -var v_trans_lensq=v_trans_x*v_trans_x+v_trans_y*v_trans_y;if(v_trans_lensq<=2){return new Vector2(v_trans_x,v_trans_y);}else{shrink_by=Math.sqrt(v_trans_lensq/2);}}else{// handle special case of collinear edges -var direction_eq=false;// assumes: opposite -if(v_prev_x>Number.EPSILON){if(v_next_x>Number.EPSILON){direction_eq=true;}}else{if(v_prev_x<-Number.EPSILON){if(v_next_x<-Number.EPSILON){direction_eq=true;}}else{if(Math.sign(v_prev_y)===Math.sign(v_next_y)){direction_eq=true;}}}if(direction_eq){// console.log("Warning: lines are a straight sequence"); -v_trans_x=-v_prev_y;v_trans_y=v_prev_x;shrink_by=Math.sqrt(v_prev_lensq);}else{// console.log("Warning: lines are a straight spike"); -v_trans_x=v_prev_x;v_trans_y=v_prev_y;shrink_by=Math.sqrt(v_prev_lensq/2);}}return new Vector2(v_trans_x/shrink_by,v_trans_y/shrink_by);}var contourMovements=[];for(var i=0,il=contour.length,j=il-1,k=i+1;i 0; b -- ) { -t=b/bevelSegments;z=bevelThickness*Math.cos(t*Math.PI/2);bs=bevelSize*Math.sin(t*Math.PI/2)+bevelOffset;// contract shape -for(i=0,il=contour.length;i=0;b--){t=b/bevelSegments;z=bevelThickness*Math.cos(t*Math.PI/2);bs=bevelSize*Math.sin(t*Math.PI/2)+bevelOffset;// contract shape -for(i=0,il=contour.length;i=0){j=i;k=i-1;if(k<0)k=contour.length-1;//console.log('b', i,j, i-1, k,vertices.length); -var s=0,sl=steps+bevelSegments*2;for(s=0;s, // font - * - * size: , // size of the text - * height: , // thickness to extrude text - * curveSegments: , // number of points on the curves - * - * bevelEnabled: , // turn on bevel - * bevelThickness: , // how deep into text bevel goes - * bevelSize: , // how far from text outline (including bevelOffset) is bevel - * bevelOffset: // how far from text outline does bevel start - * } - */ // TextGeometry -function TextGeometry(text,parameters){Geometry.call(this);this.type='TextGeometry';this.parameters={text:text,parameters:parameters};this.fromBufferGeometry(new TextBufferGeometry(text,parameters));this.mergeVertices();}TextGeometry.prototype=Object.create(Geometry.prototype);TextGeometry.prototype.constructor=TextGeometry;// TextBufferGeometry -function TextBufferGeometry(text,parameters){parameters=parameters||{};var font=parameters.font;if(!(font&&font.isFont)){console.error('THREE.TextGeometry: font parameter is not an instance of THREE.Font.');return new Geometry();}var shapes=font.generateShapes(text,parameters.size);// translate parameters to ExtrudeGeometry API -parameters.depth=parameters.height!==undefined?parameters.height:50;// defaults -if(parameters.bevelThickness===undefined)parameters.bevelThickness=10;if(parameters.bevelSize===undefined)parameters.bevelSize=8;if(parameters.bevelEnabled===undefined)parameters.bevelEnabled=false;ExtrudeBufferGeometry.call(this,shapes,parameters);this.type='TextBufferGeometry';}TextBufferGeometry.prototype=Object.create(ExtrudeBufferGeometry.prototype);TextBufferGeometry.prototype.constructor=TextBufferGeometry;/** - * @author mrdoob / http://mrdoob.com/ - * @author benaadams / https://twitter.com/ben_a_adams - * @author Mugen87 / https://github.com/Mugen87 - */ // SphereGeometry -function SphereGeometry(radius,widthSegments,heightSegments,phiStart,phiLength,thetaStart,thetaLength){Geometry.call(this);this.type='SphereGeometry';this.parameters={radius:radius,widthSegments:widthSegments,heightSegments:heightSegments,phiStart:phiStart,phiLength:phiLength,thetaStart:thetaStart,thetaLength:thetaLength};this.fromBufferGeometry(new SphereBufferGeometry(radius,widthSegments,heightSegments,phiStart,phiLength,thetaStart,thetaLength));this.mergeVertices();}SphereGeometry.prototype=Object.create(Geometry.prototype);SphereGeometry.prototype.constructor=SphereGeometry;// SphereBufferGeometry -function SphereBufferGeometry(radius,widthSegments,heightSegments,phiStart,phiLength,thetaStart,thetaLength){BufferGeometry.call(this);this.type='SphereBufferGeometry';this.parameters={radius:radius,widthSegments:widthSegments,heightSegments:heightSegments,phiStart:phiStart,phiLength:phiLength,thetaStart:thetaStart,thetaLength:thetaLength};radius=radius||1;widthSegments=Math.max(3,Math.floor(widthSegments)||8);heightSegments=Math.max(2,Math.floor(heightSegments)||6);phiStart=phiStart!==undefined?phiStart:0;phiLength=phiLength!==undefined?phiLength:Math.PI*2;thetaStart=thetaStart!==undefined?thetaStart:0;thetaLength=thetaLength!==undefined?thetaLength:Math.PI;var thetaEnd=Math.min(thetaStart+thetaLength,Math.PI);var ix,iy;var index=0;var grid=[];var vertex=new Vector3();var normal=new Vector3();// buffers -var indices=[];var vertices=[];var normals=[];var uvs=[];// generate vertices, normals and uvs -for(iy=0;iy<=heightSegments;iy++){var verticesRow=[];var v=iy/heightSegments;// special case for the poles -var uOffset=0;if(iy==0&&thetaStart==0){uOffset=0.5/widthSegments;}else if(iy==heightSegments&&thetaEnd==Math.PI){uOffset=-0.5/widthSegments;}for(ix=0;ix<=widthSegments;ix++){var u=ix/widthSegments;// vertex -vertex.x=-radius*Math.cos(phiStart+u*phiLength)*Math.sin(thetaStart+v*thetaLength);vertex.y=radius*Math.cos(thetaStart+v*thetaLength);vertex.z=radius*Math.sin(phiStart+u*phiLength)*Math.sin(thetaStart+v*thetaLength);vertices.push(vertex.x,vertex.y,vertex.z);// normal -normal.copy(vertex).normalize();normals.push(normal.x,normal.y,normal.z);// uv -uvs.push(u+uOffset,1-v);verticesRow.push(index++);}grid.push(verticesRow);}// indices -for(iy=0;iy0)indices.push(a,b,d);if(iy!==heightSegments-1||thetaEnd0)generateCap(true);if(radiusBottom>0)generateCap(false);}// build geometry -this.setIndex(indices);this.setAttribute('position',new Float32BufferAttribute(vertices,3));this.setAttribute('normal',new Float32BufferAttribute(normals,3));this.setAttribute('uv',new Float32BufferAttribute(uvs,2));function generateTorso(){var x,y;var normal=new Vector3();var vertex=new Vector3();var groupCount=0;// this will be used to calculate the normal -var slope=(radiusBottom-radiusTop)/height;// generate vertices, normals and uvs -for(y=0;y<=heightSegments;y++){var indexRow=[];var v=y/heightSegments;// calculate the radius of the current row -var radius=v*(radiusBottom-radiusTop)+radiusTop;for(x=0;x<=radialSegments;x++){var u=x/radialSegments;var theta=u*thetaLength+thetaStart;var sinTheta=Math.sin(theta);var cosTheta=Math.cos(theta);// vertex -vertex.x=radius*sinTheta;vertex.y=-v*height+halfHeight;vertex.z=radius*cosTheta;vertices.push(vertex.x,vertex.y,vertex.z);// normal -normal.set(sinTheta,slope,cosTheta).normalize();normals.push(normal.x,normal.y,normal.z);// uv -uvs.push(u,1-v);// save index of vertex in respective row -indexRow.push(index++);}// now save vertices of the row in our index array -indexArray.push(indexRow);}// generate indices -for(x=0;x - * } - */function ShadowMaterial(parameters){Material.call(this);this.type='ShadowMaterial';this.color=new Color(0x000000);this.transparent=true;this.setValues(parameters);}ShadowMaterial.prototype=Object.create(Material.prototype);ShadowMaterial.prototype.constructor=ShadowMaterial;ShadowMaterial.prototype.isShadowMaterial=true;ShadowMaterial.prototype.copy=function(source){Material.prototype.copy.call(this,source);this.color.copy(source.color);return this;};/** - * @author mrdoob / http://mrdoob.com/ - */function RawShaderMaterial(parameters){ShaderMaterial.call(this,parameters);this.type='RawShaderMaterial';}RawShaderMaterial.prototype=Object.create(ShaderMaterial.prototype);RawShaderMaterial.prototype.constructor=RawShaderMaterial;RawShaderMaterial.prototype.isRawShaderMaterial=true;/** - * @author WestLangley / http://github.com/WestLangley - * - * parameters = { - * color: , - * roughness: , - * metalness: , - * opacity: , - * - * map: new THREE.Texture( ), - * - * lightMap: new THREE.Texture( ), - * lightMapIntensity: - * - * aoMap: new THREE.Texture( ), - * aoMapIntensity: - * - * emissive: , - * emissiveIntensity: - * emissiveMap: new THREE.Texture( ), - * - * bumpMap: new THREE.Texture( ), - * bumpScale: , - * - * normalMap: new THREE.Texture( ), - * normalMapType: THREE.TangentSpaceNormalMap, - * normalScale: , - * - * displacementMap: new THREE.Texture( ), - * displacementScale: , - * displacementBias: , - * - * roughnessMap: new THREE.Texture( ), - * - * metalnessMap: new THREE.Texture( ), - * - * alphaMap: new THREE.Texture( ), - * - * envMap: new THREE.CubeTexture( [posx, negx, posy, negy, posz, negz] ), - * envMapIntensity: - * - * refractionRatio: , - * - * wireframe: , - * wireframeLinewidth: , - * - * skinning: , - * morphTargets: , - * morphNormals: - * } - */function MeshStandardMaterial(parameters){Material.call(this);this.defines={'STANDARD':''};this.type='MeshStandardMaterial';this.color=new Color(0xffffff);// diffuse -this.roughness=1.0;this.metalness=0.0;this.map=null;this.lightMap=null;this.lightMapIntensity=1.0;this.aoMap=null;this.aoMapIntensity=1.0;this.emissive=new Color(0x000000);this.emissiveIntensity=1.0;this.emissiveMap=null;this.bumpMap=null;this.bumpScale=1;this.normalMap=null;this.normalMapType=TangentSpaceNormalMap;this.normalScale=new Vector2(1,1);this.displacementMap=null;this.displacementScale=1;this.displacementBias=0;this.roughnessMap=null;this.metalnessMap=null;this.alphaMap=null;this.envMap=null;this.envMapIntensity=1.0;this.refractionRatio=0.98;this.wireframe=false;this.wireframeLinewidth=1;this.wireframeLinecap='round';this.wireframeLinejoin='round';this.skinning=false;this.morphTargets=false;this.morphNormals=false;this.vertexTangents=false;this.setValues(parameters);}MeshStandardMaterial.prototype=Object.create(Material.prototype);MeshStandardMaterial.prototype.constructor=MeshStandardMaterial;MeshStandardMaterial.prototype.isMeshStandardMaterial=true;MeshStandardMaterial.prototype.copy=function(source){Material.prototype.copy.call(this,source);this.defines={'STANDARD':''};this.color.copy(source.color);this.roughness=source.roughness;this.metalness=source.metalness;this.map=source.map;this.lightMap=source.lightMap;this.lightMapIntensity=source.lightMapIntensity;this.aoMap=source.aoMap;this.aoMapIntensity=source.aoMapIntensity;this.emissive.copy(source.emissive);this.emissiveMap=source.emissiveMap;this.emissiveIntensity=source.emissiveIntensity;this.bumpMap=source.bumpMap;this.bumpScale=source.bumpScale;this.normalMap=source.normalMap;this.normalMapType=source.normalMapType;this.normalScale.copy(source.normalScale);this.displacementMap=source.displacementMap;this.displacementScale=source.displacementScale;this.displacementBias=source.displacementBias;this.roughnessMap=source.roughnessMap;this.metalnessMap=source.metalnessMap;this.alphaMap=source.alphaMap;this.envMap=source.envMap;this.envMapIntensity=source.envMapIntensity;this.refractionRatio=source.refractionRatio;this.wireframe=source.wireframe;this.wireframeLinewidth=source.wireframeLinewidth;this.wireframeLinecap=source.wireframeLinecap;this.wireframeLinejoin=source.wireframeLinejoin;this.skinning=source.skinning;this.morphTargets=source.morphTargets;this.morphNormals=source.morphNormals;this.vertexTangents=source.vertexTangents;return this;};/** - * @author WestLangley / http://github.com/WestLangley - * - * parameters = { - * clearcoat: , - * clearcoatMap: new THREE.Texture( ), - * clearcoatRoughness: , - * clearcoatRoughnessMap: new THREE.Texture( ), - * clearcoatNormalScale: , - * clearcoatNormalMap: new THREE.Texture( ), - * - * reflectivity: , - * - * sheen: , - * - * transparency: - * } - */function MeshPhysicalMaterial(parameters){MeshStandardMaterial.call(this);this.defines={'STANDARD':'','PHYSICAL':''};this.type='MeshPhysicalMaterial';this.clearcoat=0.0;this.clearcoatMap=null;this.clearcoatRoughness=0.0;this.clearcoatRoughnessMap=null;this.clearcoatNormalScale=new Vector2(1,1);this.clearcoatNormalMap=null;this.reflectivity=0.5;// maps to F0 = 0.04 -this.sheen=null;// null will disable sheen bsdf -this.transparency=0.0;this.setValues(parameters);}MeshPhysicalMaterial.prototype=Object.create(MeshStandardMaterial.prototype);MeshPhysicalMaterial.prototype.constructor=MeshPhysicalMaterial;MeshPhysicalMaterial.prototype.isMeshPhysicalMaterial=true;MeshPhysicalMaterial.prototype.copy=function(source){MeshStandardMaterial.prototype.copy.call(this,source);this.defines={'STANDARD':'','PHYSICAL':''};this.clearcoat=source.clearcoat;this.clearcoatMap=source.clearcoatMap;this.clearcoatRoughness=source.clearcoatRoughness;this.clearcoatRoughnessMap=source.clearcoatRoughnessMap;this.clearcoatNormalMap=source.clearcoatNormalMap;this.clearcoatNormalScale.copy(source.clearcoatNormalScale);this.reflectivity=source.reflectivity;if(source.sheen){this.sheen=(this.sheen||new Color()).copy(source.sheen);}else{this.sheen=null;}this.transparency=source.transparency;return this;};/** - * @author mrdoob / http://mrdoob.com/ - * @author alteredq / http://alteredqualia.com/ - * - * parameters = { - * color: , - * specular: , - * shininess: , - * opacity: , - * - * map: new THREE.Texture( ), - * - * lightMap: new THREE.Texture( ), - * lightMapIntensity: - * - * aoMap: new THREE.Texture( ), - * aoMapIntensity: - * - * emissive: , - * emissiveIntensity: - * emissiveMap: new THREE.Texture( ), - * - * bumpMap: new THREE.Texture( ), - * bumpScale: , - * - * normalMap: new THREE.Texture( ), - * normalMapType: THREE.TangentSpaceNormalMap, - * normalScale: , - * - * displacementMap: new THREE.Texture( ), - * displacementScale: , - * displacementBias: , - * - * specularMap: new THREE.Texture( ), - * - * alphaMap: new THREE.Texture( ), - * - * envMap: new THREE.CubeTexture( [posx, negx, posy, negy, posz, negz] ), - * combine: THREE.MultiplyOperation, - * reflectivity: , - * refractionRatio: , - * - * wireframe: , - * wireframeLinewidth: , - * - * skinning: , - * morphTargets: , - * morphNormals: - * } - */function MeshPhongMaterial(parameters){Material.call(this);this.type='MeshPhongMaterial';this.color=new Color(0xffffff);// diffuse -this.specular=new Color(0x111111);this.shininess=30;this.map=null;this.lightMap=null;this.lightMapIntensity=1.0;this.aoMap=null;this.aoMapIntensity=1.0;this.emissive=new Color(0x000000);this.emissiveIntensity=1.0;this.emissiveMap=null;this.bumpMap=null;this.bumpScale=1;this.normalMap=null;this.normalMapType=TangentSpaceNormalMap;this.normalScale=new Vector2(1,1);this.displacementMap=null;this.displacementScale=1;this.displacementBias=0;this.specularMap=null;this.alphaMap=null;this.envMap=null;this.combine=MultiplyOperation;this.reflectivity=1;this.refractionRatio=0.98;this.wireframe=false;this.wireframeLinewidth=1;this.wireframeLinecap='round';this.wireframeLinejoin='round';this.skinning=false;this.morphTargets=false;this.morphNormals=false;this.setValues(parameters);}MeshPhongMaterial.prototype=Object.create(Material.prototype);MeshPhongMaterial.prototype.constructor=MeshPhongMaterial;MeshPhongMaterial.prototype.isMeshPhongMaterial=true;MeshPhongMaterial.prototype.copy=function(source){Material.prototype.copy.call(this,source);this.color.copy(source.color);this.specular.copy(source.specular);this.shininess=source.shininess;this.map=source.map;this.lightMap=source.lightMap;this.lightMapIntensity=source.lightMapIntensity;this.aoMap=source.aoMap;this.aoMapIntensity=source.aoMapIntensity;this.emissive.copy(source.emissive);this.emissiveMap=source.emissiveMap;this.emissiveIntensity=source.emissiveIntensity;this.bumpMap=source.bumpMap;this.bumpScale=source.bumpScale;this.normalMap=source.normalMap;this.normalMapType=source.normalMapType;this.normalScale.copy(source.normalScale);this.displacementMap=source.displacementMap;this.displacementScale=source.displacementScale;this.displacementBias=source.displacementBias;this.specularMap=source.specularMap;this.alphaMap=source.alphaMap;this.envMap=source.envMap;this.combine=source.combine;this.reflectivity=source.reflectivity;this.refractionRatio=source.refractionRatio;this.wireframe=source.wireframe;this.wireframeLinewidth=source.wireframeLinewidth;this.wireframeLinecap=source.wireframeLinecap;this.wireframeLinejoin=source.wireframeLinejoin;this.skinning=source.skinning;this.morphTargets=source.morphTargets;this.morphNormals=source.morphNormals;return this;};/** - * @author takahirox / http://github.com/takahirox - * - * parameters = { - * color: , - * specular: , - * shininess: , - * - * map: new THREE.Texture( ), - * gradientMap: new THREE.Texture( ), - * - * lightMap: new THREE.Texture( ), - * lightMapIntensity: - * - * aoMap: new THREE.Texture( ), - * aoMapIntensity: - * - * emissive: , - * emissiveIntensity: - * emissiveMap: new THREE.Texture( ), - * - * bumpMap: new THREE.Texture( ), - * bumpScale: , - * - * normalMap: new THREE.Texture( ), - * normalMapType: THREE.TangentSpaceNormalMap, - * normalScale: , - * - * displacementMap: new THREE.Texture( ), - * displacementScale: , - * displacementBias: , - * - * specularMap: new THREE.Texture( ), - * - * alphaMap: new THREE.Texture( ), - * - * wireframe: , - * wireframeLinewidth: , - * - * skinning: , - * morphTargets: , - * morphNormals: - * } - */function MeshToonMaterial(parameters){Material.call(this);this.defines={'TOON':''};this.type='MeshToonMaterial';this.color=new Color(0xffffff);this.specular=new Color(0x111111);this.shininess=30;this.map=null;this.gradientMap=null;this.lightMap=null;this.lightMapIntensity=1.0;this.aoMap=null;this.aoMapIntensity=1.0;this.emissive=new Color(0x000000);this.emissiveIntensity=1.0;this.emissiveMap=null;this.bumpMap=null;this.bumpScale=1;this.normalMap=null;this.normalMapType=TangentSpaceNormalMap;this.normalScale=new Vector2(1,1);this.displacementMap=null;this.displacementScale=1;this.displacementBias=0;this.specularMap=null;this.alphaMap=null;this.wireframe=false;this.wireframeLinewidth=1;this.wireframeLinecap='round';this.wireframeLinejoin='round';this.skinning=false;this.morphTargets=false;this.morphNormals=false;this.setValues(parameters);}MeshToonMaterial.prototype=Object.create(Material.prototype);MeshToonMaterial.prototype.constructor=MeshToonMaterial;MeshToonMaterial.prototype.isMeshToonMaterial=true;MeshToonMaterial.prototype.copy=function(source){Material.prototype.copy.call(this,source);this.color.copy(source.color);this.specular.copy(source.specular);this.shininess=source.shininess;this.map=source.map;this.gradientMap=source.gradientMap;this.lightMap=source.lightMap;this.lightMapIntensity=source.lightMapIntensity;this.aoMap=source.aoMap;this.aoMapIntensity=source.aoMapIntensity;this.emissive.copy(source.emissive);this.emissiveMap=source.emissiveMap;this.emissiveIntensity=source.emissiveIntensity;this.bumpMap=source.bumpMap;this.bumpScale=source.bumpScale;this.normalMap=source.normalMap;this.normalMapType=source.normalMapType;this.normalScale.copy(source.normalScale);this.displacementMap=source.displacementMap;this.displacementScale=source.displacementScale;this.displacementBias=source.displacementBias;this.specularMap=source.specularMap;this.alphaMap=source.alphaMap;this.wireframe=source.wireframe;this.wireframeLinewidth=source.wireframeLinewidth;this.wireframeLinecap=source.wireframeLinecap;this.wireframeLinejoin=source.wireframeLinejoin;this.skinning=source.skinning;this.morphTargets=source.morphTargets;this.morphNormals=source.morphNormals;return this;};/** - * @author mrdoob / http://mrdoob.com/ - * @author WestLangley / http://github.com/WestLangley - * - * parameters = { - * opacity: , - * - * bumpMap: new THREE.Texture( ), - * bumpScale: , - * - * normalMap: new THREE.Texture( ), - * normalMapType: THREE.TangentSpaceNormalMap, - * normalScale: , - * - * displacementMap: new THREE.Texture( ), - * displacementScale: , - * displacementBias: , - * - * wireframe: , - * wireframeLinewidth: - * - * skinning: , - * morphTargets: , - * morphNormals: - * } - */function MeshNormalMaterial(parameters){Material.call(this);this.type='MeshNormalMaterial';this.bumpMap=null;this.bumpScale=1;this.normalMap=null;this.normalMapType=TangentSpaceNormalMap;this.normalScale=new Vector2(1,1);this.displacementMap=null;this.displacementScale=1;this.displacementBias=0;this.wireframe=false;this.wireframeLinewidth=1;this.fog=false;this.skinning=false;this.morphTargets=false;this.morphNormals=false;this.setValues(parameters);}MeshNormalMaterial.prototype=Object.create(Material.prototype);MeshNormalMaterial.prototype.constructor=MeshNormalMaterial;MeshNormalMaterial.prototype.isMeshNormalMaterial=true;MeshNormalMaterial.prototype.copy=function(source){Material.prototype.copy.call(this,source);this.bumpMap=source.bumpMap;this.bumpScale=source.bumpScale;this.normalMap=source.normalMap;this.normalMapType=source.normalMapType;this.normalScale.copy(source.normalScale);this.displacementMap=source.displacementMap;this.displacementScale=source.displacementScale;this.displacementBias=source.displacementBias;this.wireframe=source.wireframe;this.wireframeLinewidth=source.wireframeLinewidth;this.skinning=source.skinning;this.morphTargets=source.morphTargets;this.morphNormals=source.morphNormals;return this;};/** - * @author mrdoob / http://mrdoob.com/ - * @author alteredq / http://alteredqualia.com/ - * - * parameters = { - * color: , - * opacity: , - * - * map: new THREE.Texture( ), - * - * lightMap: new THREE.Texture( ), - * lightMapIntensity: - * - * aoMap: new THREE.Texture( ), - * aoMapIntensity: - * - * emissive: , - * emissiveIntensity: - * emissiveMap: new THREE.Texture( ), - * - * specularMap: new THREE.Texture( ), - * - * alphaMap: new THREE.Texture( ), - * - * envMap: new THREE.CubeTexture( [posx, negx, posy, negy, posz, negz] ), - * combine: THREE.Multiply, - * reflectivity: , - * refractionRatio: , - * - * wireframe: , - * wireframeLinewidth: , - * - * skinning: , - * morphTargets: , - * morphNormals: - * } - */function MeshLambertMaterial(parameters){Material.call(this);this.type='MeshLambertMaterial';this.color=new Color(0xffffff);// diffuse -this.map=null;this.lightMap=null;this.lightMapIntensity=1.0;this.aoMap=null;this.aoMapIntensity=1.0;this.emissive=new Color(0x000000);this.emissiveIntensity=1.0;this.emissiveMap=null;this.specularMap=null;this.alphaMap=null;this.envMap=null;this.combine=MultiplyOperation;this.reflectivity=1;this.refractionRatio=0.98;this.wireframe=false;this.wireframeLinewidth=1;this.wireframeLinecap='round';this.wireframeLinejoin='round';this.skinning=false;this.morphTargets=false;this.morphNormals=false;this.setValues(parameters);}MeshLambertMaterial.prototype=Object.create(Material.prototype);MeshLambertMaterial.prototype.constructor=MeshLambertMaterial;MeshLambertMaterial.prototype.isMeshLambertMaterial=true;MeshLambertMaterial.prototype.copy=function(source){Material.prototype.copy.call(this,source);this.color.copy(source.color);this.map=source.map;this.lightMap=source.lightMap;this.lightMapIntensity=source.lightMapIntensity;this.aoMap=source.aoMap;this.aoMapIntensity=source.aoMapIntensity;this.emissive.copy(source.emissive);this.emissiveMap=source.emissiveMap;this.emissiveIntensity=source.emissiveIntensity;this.specularMap=source.specularMap;this.alphaMap=source.alphaMap;this.envMap=source.envMap;this.combine=source.combine;this.reflectivity=source.reflectivity;this.refractionRatio=source.refractionRatio;this.wireframe=source.wireframe;this.wireframeLinewidth=source.wireframeLinewidth;this.wireframeLinecap=source.wireframeLinecap;this.wireframeLinejoin=source.wireframeLinejoin;this.skinning=source.skinning;this.morphTargets=source.morphTargets;this.morphNormals=source.morphNormals;return this;};/** - * @author WestLangley / http://github.com/WestLangley - * - * parameters = { - * color: , - * opacity: , - * - * matcap: new THREE.Texture( ), - * - * map: new THREE.Texture( ), - * - * bumpMap: new THREE.Texture( ), - * bumpScale: , - * - * normalMap: new THREE.Texture( ), - * normalMapType: THREE.TangentSpaceNormalMap, - * normalScale: , - * - * displacementMap: new THREE.Texture( ), - * displacementScale: , - * displacementBias: , - * - * alphaMap: new THREE.Texture( ), - * - * skinning: , - * morphTargets: , - * morphNormals: - * } - */function MeshMatcapMaterial(parameters){Material.call(this);this.defines={'MATCAP':''};this.type='MeshMatcapMaterial';this.color=new Color(0xffffff);// diffuse -this.matcap=null;this.map=null;this.bumpMap=null;this.bumpScale=1;this.normalMap=null;this.normalMapType=TangentSpaceNormalMap;this.normalScale=new Vector2(1,1);this.displacementMap=null;this.displacementScale=1;this.displacementBias=0;this.alphaMap=null;this.skinning=false;this.morphTargets=false;this.morphNormals=false;this.setValues(parameters);}MeshMatcapMaterial.prototype=Object.create(Material.prototype);MeshMatcapMaterial.prototype.constructor=MeshMatcapMaterial;MeshMatcapMaterial.prototype.isMeshMatcapMaterial=true;MeshMatcapMaterial.prototype.copy=function(source){Material.prototype.copy.call(this,source);this.defines={'MATCAP':''};this.color.copy(source.color);this.matcap=source.matcap;this.map=source.map;this.bumpMap=source.bumpMap;this.bumpScale=source.bumpScale;this.normalMap=source.normalMap;this.normalMapType=source.normalMapType;this.normalScale.copy(source.normalScale);this.displacementMap=source.displacementMap;this.displacementScale=source.displacementScale;this.displacementBias=source.displacementBias;this.alphaMap=source.alphaMap;this.skinning=source.skinning;this.morphTargets=source.morphTargets;this.morphNormals=source.morphNormals;return this;};/** - * @author alteredq / http://alteredqualia.com/ - * - * parameters = { - * color: , - * opacity: , - * - * linewidth: , - * - * scale: , - * dashSize: , - * gapSize: - * } - */function LineDashedMaterial(parameters){LineBasicMaterial.call(this);this.type='LineDashedMaterial';this.scale=1;this.dashSize=3;this.gapSize=1;this.setValues(parameters);}LineDashedMaterial.prototype=Object.create(LineBasicMaterial.prototype);LineDashedMaterial.prototype.constructor=LineDashedMaterial;LineDashedMaterial.prototype.isLineDashedMaterial=true;LineDashedMaterial.prototype.copy=function(source){LineBasicMaterial.prototype.copy.call(this,source);this.scale=source.scale;this.dashSize=source.dashSize;this.gapSize=source.gapSize;return this;};var Materials=/*#__PURE__*/Object.freeze({__proto__:null,ShadowMaterial:ShadowMaterial,SpriteMaterial:SpriteMaterial,RawShaderMaterial:RawShaderMaterial,ShaderMaterial:ShaderMaterial,PointsMaterial:PointsMaterial,MeshPhysicalMaterial:MeshPhysicalMaterial,MeshStandardMaterial:MeshStandardMaterial,MeshPhongMaterial:MeshPhongMaterial,MeshToonMaterial:MeshToonMaterial,MeshNormalMaterial:MeshNormalMaterial,MeshLambertMaterial:MeshLambertMaterial,MeshDepthMaterial:MeshDepthMaterial,MeshDistanceMaterial:MeshDistanceMaterial,MeshBasicMaterial:MeshBasicMaterial,MeshMatcapMaterial:MeshMatcapMaterial,LineDashedMaterial:LineDashedMaterial,LineBasicMaterial:LineBasicMaterial,Material:Material});/** - * @author tschw - * @author Ben Houston / http://clara.io/ - * @author David Sarno / http://lighthaus.us/ - */var AnimationUtils={// same as Array.prototype.slice, but also works on typed arrays -arraySlice:function arraySlice(array,from,to){if(AnimationUtils.isTypedArray(array)){// in ios9 array.subarray(from, undefined) will return empty array -// but array.subarray(from) or array.subarray(from, len) is correct -return new array.constructor(array.subarray(from,to!==undefined?to:array.length));}return array.slice(from,to);},// converts an array to a specific type -convertArray:function convertArray(array,type,forceClone){if(!array||// let 'undefined' and 'null' pass -!forceClone&&array.constructor===type)return array;if(typeof type.BYTES_PER_ELEMENT==='number'){return new type(array);// create typed array -}return Array.prototype.slice.call(array);// create Array -},isTypedArray:function isTypedArray(object){return ArrayBuffer.isView(object)&&!_instanceof(object,DataView);},// returns an array by which times and values can be sorted -getKeyframeOrder:function getKeyframeOrder(times){function compareTime(i,j){return times[i]-times[j];}var n=times.length;var result=new Array(n);for(var i=0;i!==n;++i){result[i]=i;}result.sort(compareTime);return result;},// uses the array previously returned by 'getKeyframeOrder' to sort data -sortedArray:function sortedArray(values,stride,order){var nValues=values.length;var result=new values.constructor(nValues);for(var i=0,dstOffset=0;dstOffset!==nValues;++i){var srcOffset=order[i]*stride;for(var j=0;j!==stride;++j){result[dstOffset++]=values[srcOffset+j];}}return result;},// function for parsing AOS keyframe formats -flattenJSON:function flattenJSON(jsonKeys,times,values,valuePropertyName){var i=1,key=jsonKeys[0];while(key!==undefined&&key[valuePropertyName]===undefined){key=jsonKeys[i++];}if(key===undefined)return;// no data -var value=key[valuePropertyName];if(value===undefined)return;// no data -if(Array.isArray(value)){do{value=key[valuePropertyName];if(value!==undefined){times.push(key.time);values.push.apply(values,value);// push all elements -}key=jsonKeys[i++];}while(key!==undefined);}else if(value.toArray!==undefined){// ...assume THREE.Math-ish -do{value=key[valuePropertyName];if(value!==undefined){times.push(key.time);value.toArray(values,values.length);}key=jsonKeys[i++];}while(key!==undefined);}else{// otherwise push as-is -do{value=key[valuePropertyName];if(value!==undefined){times.push(key.time);values.push(value);}key=jsonKeys[i++];}while(key!==undefined);}},subclip:function subclip(sourceClip,name,startFrame,endFrame,fps){fps=fps||30;var clip=sourceClip.clone();clip.name=name;var tracks=[];for(var i=0;i=endFrame)continue;times.push(track.times[j]);for(var k=0;kclip.tracks[i].times[0]){minStartTime=clip.tracks[i].times[0];}}// shift all tracks such that clip begins at t=0 -for(var i=0;i=referenceTrack.times[lastIndex]){// Reference frame is after the last keyframe, so just use the last keyframe -var startIndex=lastIndex*valueSize;referenceValue=AnimationUtils.arraySlice(referenceTrack.values,startIndex);}else{// Interpolate to the reference value -var interpolant=referenceTrack.createInterpolant();interpolant.evaluate(referenceTime);referenceValue=interpolant.resultBuffer;}// Conjugate the quaternion -if(referenceTrackType==='quaternion'){var referenceQuat=new Quaternion(referenceValue[0],referenceValue[1],referenceValue[2],referenceValue[3]).normalize().conjugate();referenceQuat.toArray(referenceValue);}// Subtract the reference value from all of the track values -var numTimes=targetTrack.times.length;for(var j=0;j= t1 || t1 === undefined ) { -forward_scan:if(!(t=t0)){// looping? -var t1global=pp[1];if(t=t0){// we have arrived at the sought interval -break seek;}}// prepare binary search on the left side of the index -right=i1;i1=0;break linear_scan;}// the interval is valid -break validate_interval;}// linear scan -// binary search -while(i1>>1;if(t seconds conversions) -scale:function scale(timeScale){if(timeScale!==1.0){var times=this.times;for(var i=0,n=times.length;i!==n;++i){times[i]*=timeScale;}}return this;},// removes keyframes before and after animation without changing any values within the range [startTime, endTime]. -// IMPORTANT: We do not shift around keys to the start of the track time, because for interpolated keys this will change their values -trim:function trim(startTime,endTime){var times=this.times,nKeys=times.length,from=0,to=nKeys-1;while(from!==nKeys&×[from]endTime){--to;}++to;// inclusive -> exclusive bound -if(from!==0||to!==nKeys){// empty tracks are forbidden, so keep at least one keyframe -if(from>=to){to=Math.max(to,1);from=to-1;}var stride=this.getValueSize();this.times=AnimationUtils.arraySlice(times,from,to);this.values=AnimationUtils.arraySlice(this.values,from*stride,to*stride);}return this;},// ensure we do not get a GarbageInGarbageOut situation, make sure tracks are at least minimally viable -validate:function validate(){var valid=true;var valueSize=this.getValueSize();if(valueSize-Math.floor(valueSize)!==0){console.error('THREE.KeyframeTrack: Invalid value size in track.',this);valid=false;}var times=this.times,values=this.values,nKeys=times.length;if(nKeys===0){console.error('THREE.KeyframeTrack: Track is empty.',this);valid=false;}var prevTime=null;for(var i=0;i!==nKeys;i++){var currTime=times[i];if(typeof currTime==='number'&&isNaN(currTime)){console.error('THREE.KeyframeTrack: Time is not a valid number.',this,i,currTime);valid=false;break;}if(prevTime!==null&&prevTime>currTime){console.error('THREE.KeyframeTrack: Out of order keys.',this,i,currTime,prevTime);valid=false;break;}prevTime=currTime;}if(values!==undefined){if(AnimationUtils.isTypedArray(values)){for(var i=0,n=values.length;i!==n;++i){var value=values[i];if(isNaN(value)){console.error('THREE.KeyframeTrack: Value is not a valid number.',this,i,value);valid=false;break;}}}}return valid;},// removes equivalent sequential keys as common in morph target sequences -// (0,0,0,0,1,1,1,0,0,0,0,0,0,0) --> (0,0,1,1,0,0) -optimize:function optimize(){// times or values may be shared with other tracks, so overwriting is unsafe -var times=AnimationUtils.arraySlice(this.times),values=AnimationUtils.arraySlice(this.values),stride=this.getValueSize(),smoothInterpolation=this.getInterpolation()===InterpolateSmooth,writeIndex=1,lastIndex=times.length-1;for(var i=1;i0){times[writeIndex]=times[lastIndex];for(var readOffset=lastIndex*stride,writeOffset=writeIndex*stride,j=0;j!==stride;++j){values[writeOffset+j]=values[readOffset+j];}++writeIndex;}if(writeIndex!==times.length){this.times=AnimationUtils.arraySlice(times,0,writeIndex);this.values=AnimationUtils.arraySlice(values,0,writeIndex*stride);}else{this.times=times;this.values=values;}return this;},clone:function clone(){var times=AnimationUtils.arraySlice(this.times,0);var values=AnimationUtils.arraySlice(this.values,0);var TypedKeyframeTrack=this.constructor;var track=new TypedKeyframeTrack(this.name,times,values);// Interpolant argument to constructor is not saved, so copy the factory method directly. -track.createInterpolant=this.createInterpolant;return track;}});/** - * - * A Track of Boolean keyframe values. - * - * - * @author Ben Houston / http://clara.io/ - * @author David Sarno / http://lighthaus.us/ - * @author tschw - */function BooleanKeyframeTrack(name,times,values){KeyframeTrack.call(this,name,times,values);}BooleanKeyframeTrack.prototype=Object.assign(Object.create(KeyframeTrack.prototype),{constructor:BooleanKeyframeTrack,ValueTypeName:'bool',ValueBufferType:Array,DefaultInterpolation:InterpolateDiscrete,InterpolantFactoryMethodLinear:undefined,InterpolantFactoryMethodSmooth:undefined// Note: Actually this track could have a optimized / compressed -// representation of a single value and a custom interpolant that -// computes "firstValue ^ isOdd( index )". -});/** - * - * A Track of keyframe values that represent color. - * - * - * @author Ben Houston / http://clara.io/ - * @author David Sarno / http://lighthaus.us/ - * @author tschw - */function ColorKeyframeTrack(name,times,values,interpolation){KeyframeTrack.call(this,name,times,values,interpolation);}ColorKeyframeTrack.prototype=Object.assign(Object.create(KeyframeTrack.prototype),{constructor:ColorKeyframeTrack,ValueTypeName:'color'// ValueBufferType is inherited -// DefaultInterpolation is inherited -// Note: Very basic implementation and nothing special yet. -// However, this is the place for color space parameterization. -});/** - * - * A Track of numeric keyframe values. - * - * @author Ben Houston / http://clara.io/ - * @author David Sarno / http://lighthaus.us/ - * @author tschw - */function NumberKeyframeTrack(name,times,values,interpolation){KeyframeTrack.call(this,name,times,values,interpolation);}NumberKeyframeTrack.prototype=Object.assign(Object.create(KeyframeTrack.prototype),{constructor:NumberKeyframeTrack,ValueTypeName:'number'// ValueBufferType is inherited -// DefaultInterpolation is inherited -});/** - * Spherical linear unit quaternion interpolant. - * - * @author tschw - */function QuaternionLinearInterpolant(parameterPositions,sampleValues,sampleSize,resultBuffer){Interpolant.call(this,parameterPositions,sampleValues,sampleSize,resultBuffer);}QuaternionLinearInterpolant.prototype=Object.assign(Object.create(Interpolant.prototype),{constructor:QuaternionLinearInterpolant,interpolate_:function interpolate_(i1,t0,t,t1){var result=this.resultBuffer,values=this.sampleValues,stride=this.valueSize,offset=i1*stride,alpha=(t-t0)/(t1-t0);for(var end=offset+stride;offset!==end;offset+=4){Quaternion.slerpFlat(result,0,values,offset-stride,values,offset,alpha);}return result;}});/** - * - * A Track of quaternion keyframe values. - * - * @author Ben Houston / http://clara.io/ - * @author David Sarno / http://lighthaus.us/ - * @author tschw - */function QuaternionKeyframeTrack(name,times,values,interpolation){KeyframeTrack.call(this,name,times,values,interpolation);}QuaternionKeyframeTrack.prototype=Object.assign(Object.create(KeyframeTrack.prototype),{constructor:QuaternionKeyframeTrack,ValueTypeName:'quaternion',// ValueBufferType is inherited -DefaultInterpolation:InterpolateLinear,InterpolantFactoryMethodLinear:function InterpolantFactoryMethodLinear(result){return new QuaternionLinearInterpolant(this.times,this.values,this.getValueSize(),result);},InterpolantFactoryMethodSmooth:undefined// not yet implemented -});/** - * - * A Track that interpolates Strings - * - * - * @author Ben Houston / http://clara.io/ - * @author David Sarno / http://lighthaus.us/ - * @author tschw - */function StringKeyframeTrack(name,times,values,interpolation){KeyframeTrack.call(this,name,times,values,interpolation);}StringKeyframeTrack.prototype=Object.assign(Object.create(KeyframeTrack.prototype),{constructor:StringKeyframeTrack,ValueTypeName:'string',ValueBufferType:Array,DefaultInterpolation:InterpolateDiscrete,InterpolantFactoryMethodLinear:undefined,InterpolantFactoryMethodSmooth:undefined});/** - * - * A Track of vectored keyframe values. - * - * - * @author Ben Houston / http://clara.io/ - * @author David Sarno / http://lighthaus.us/ - * @author tschw - */function VectorKeyframeTrack(name,times,values,interpolation){KeyframeTrack.call(this,name,times,values,interpolation);}VectorKeyframeTrack.prototype=Object.assign(Object.create(KeyframeTrack.prototype),{constructor:VectorKeyframeTrack,ValueTypeName:'vector'// ValueBufferType is inherited -// DefaultInterpolation is inherited -});/** - * - * Reusable set of Tracks that represent an animation. - * - * @author Ben Houston / http://clara.io/ - * @author David Sarno / http://lighthaus.us/ - */function AnimationClip(name,duration,tracks,blendMode){this.name=name;this.tracks=tracks;this.duration=duration!==undefined?duration:-1;this.blendMode=blendMode!==undefined?blendMode:NormalAnimationBlendMode;this.uuid=MathUtils.generateUUID();// this means it should figure out its duration by scanning the tracks -if(this.duration<0){this.resetDuration();}}function getTrackTypeForValueTypeName(typeName){switch(typeName.toLowerCase()){case'scalar':case'double':case'float':case'number':case'integer':return NumberKeyframeTrack;case'vector':case'vector2':case'vector3':case'vector4':return VectorKeyframeTrack;case'color':return ColorKeyframeTrack;case'quaternion':return QuaternionKeyframeTrack;case'bool':case'boolean':return BooleanKeyframeTrack;case'string':return StringKeyframeTrack;}throw new Error('THREE.KeyframeTrack: Unsupported typeName: '+typeName);}function parseKeyframeTrack(json){if(json.type===undefined){throw new Error('THREE.KeyframeTrack: track type undefined, can not parse');}var trackType=getTrackTypeForValueTypeName(json.type);if(json.times===undefined){var times=[],values=[];AnimationUtils.flattenJSON(json.keys,times,values,'value');json.times=times;json.values=values;}// derived classes can define a static parse method -if(trackType.parse!==undefined){return trackType.parse(json);}else{// by default, we assume a constructor compatible with the base -return new trackType(json.name,json.times,json.values,json.interpolation);}}Object.assign(AnimationClip,{parse:function parse(json){var tracks=[],jsonTracks=json.tracks,frameTime=1.0/(json.fps||1.0);for(var i=0,n=jsonTracks.length;i!==n;++i){tracks.push(parseKeyframeTrack(jsonTracks[i]).scale(frameTime));}return new AnimationClip(json.name,json.duration,tracks,json.blendMode);},toJSON:function toJSON(clip){var tracks=[],clipTracks=clip.tracks;var json={'name':clip.name,'duration':clip.duration,'tracks':tracks,'uuid':clip.uuid,'blendMode':clip.blendMode};for(var i=0,n=clipTracks.length;i!==n;++i){tracks.push(KeyframeTrack.toJSON(clipTracks[i]));}return json;},CreateFromMorphTargetSequence:function CreateFromMorphTargetSequence(name,morphTargetSequence,fps,noLoop){var numMorphTargets=morphTargetSequence.length;var tracks=[];for(var i=0;i1){var name=parts[1];var animationMorphTargets=animationToMorphTargets[name];if(!animationMorphTargets){animationToMorphTargets[name]=animationMorphTargets=[];}animationMorphTargets.push(morphTarget);}}var clips=[];for(var name in animationToMorphTargets){clips.push(AnimationClip.CreateFromMorphTargetSequence(name,animationToMorphTargets[name],fps,noLoop));}return clips;},// parse the animation.hierarchy format -parseAnimation:function parseAnimation(animation,bones){if(!animation){console.error('THREE.AnimationClip: No animation in JSONLoader data.');return null;}var addNonemptyTrack=function addNonemptyTrack(trackType,trackName,animationKeys,propertyName,destTracks){// only return track if there are actually keys. -if(animationKeys.length!==0){var times=[];var values=[];AnimationUtils.flattenJSON(animationKeys,times,values,propertyName);// empty keys are filtered out, so check again -if(times.length!==0){destTracks.push(new trackType(trackName,times,values));}}};var tracks=[];var clipName=animation.name||'default';// automatic length determination in AnimationClip. -var duration=animation.length||-1;var fps=animation.fps||30;var blendMode=animation.blendMode;var hierarchyTracks=animation.hierarchy||[];for(var h=0;h0||url.search(/^data\:image\/jpeg/)===0;texture.format=isJPEG?RGBFormat:RGBAFormat;texture.needsUpdate=true;if(onLoad!==undefined){onLoad(texture);}},onProgress,onError);return texture;}});/** - * @author zz85 / http://www.lab4games.net/zz85/blog - * Extensible curve object - * - * Some common of curve methods: - * .getPoint( t, optionalTarget ), .getTangent( t, optionalTarget ) - * .getPointAt( u, optionalTarget ), .getTangentAt( u, optionalTarget ) - * .getPoints(), .getSpacedPoints() - * .getLength() - * .updateArcLengths() - * - * This following curves inherit from THREE.Curve: - * - * -- 2D curves -- - * THREE.ArcCurve - * THREE.CubicBezierCurve - * THREE.EllipseCurve - * THREE.LineCurve - * THREE.QuadraticBezierCurve - * THREE.SplineCurve - * - * -- 3D curves -- - * THREE.CatmullRomCurve3 - * THREE.CubicBezierCurve3 - * THREE.LineCurve3 - * THREE.QuadraticBezierCurve3 - * - * A series of curves can be represented as a THREE.CurvePath. - * - **/ /************************************************************** - * Abstract Curve base class - **************************************************************/function Curve(){this.type='Curve';this.arcLengthDivisions=200;}Object.assign(Curve.prototype,{// Virtual base class method to overwrite and implement in subclasses -// - t [0 .. 1] -getPoint:function getPoint()/* t, optionalTarget */{console.warn('THREE.Curve: .getPoint() not implemented.');return null;},// Get point at relative position in curve according to arc length -// - u [0 .. 1] -getPointAt:function getPointAt(u,optionalTarget){var t=this.getUtoTmapping(u);return this.getPoint(t,optionalTarget);},// Get sequence of points using getPoint( t ) -getPoints:function getPoints(divisions){if(divisions===undefined)divisions=5;var points=[];for(var d=0;d<=divisions;d++){points.push(this.getPoint(d/divisions));}return points;},// Get sequence of points using getPointAt( u ) -getSpacedPoints:function getSpacedPoints(divisions){if(divisions===undefined)divisions=5;var points=[];for(var d=0;d<=divisions;d++){points.push(this.getPointAt(d/divisions));}return points;},// Get total curve arc length -getLength:function getLength(){var lengths=this.getLengths();return lengths[lengths.length-1];},// Get list of cumulative segment lengths -getLengths:function getLengths(divisions){if(divisions===undefined)divisions=this.arcLengthDivisions;if(this.cacheArcLengths&&this.cacheArcLengths.length===divisions+1&&!this.needsUpdate){return this.cacheArcLengths;}this.needsUpdate=false;var cache=[];var current,last=this.getPoint(0);var p,sum=0;cache.push(0);for(p=1;p<=divisions;p++){current=this.getPoint(p/divisions);sum+=current.distanceTo(last);cache.push(sum);last=current;}this.cacheArcLengths=cache;return cache;// { sums: cache, sum: sum }; Sum is in the last element. -},updateArcLengths:function updateArcLengths(){this.needsUpdate=true;this.getLengths();},// Given u ( 0 .. 1 ), get a t to find p. This gives you points which are equidistant -getUtoTmapping:function getUtoTmapping(u,distance){var arcLengths=this.getLengths();var i=0,il=arcLengths.length;var targetArcLength;// The targeted u distance value to get -if(distance){targetArcLength=distance;}else{targetArcLength=u*arcLengths[il-1];}// binary search for the index with largest value smaller than target u distance -var low=0,high=il-1,comparison;while(low<=high){i=Math.floor(low+(high-low)/2);// less likely to overflow, though probably not issue here, JS doesn't really have integers, all numbers are floats -comparison=arcLengths[i]-targetArcLength;if(comparison<0){low=i+1;}else if(comparison>0){high=i-1;}else{high=i;break;// DONE -}}i=high;if(arcLengths[i]===targetArcLength){return i/(il-1);}// we could get finer grain at lengths, or use simple interpolation between two points -var lengthBefore=arcLengths[i];var lengthAfter=arcLengths[i+1];var segmentLength=lengthAfter-lengthBefore;// determine where we are between the 'before' and 'after' points -var segmentFraction=(targetArcLength-lengthBefore)/segmentLength;// add that fractional amount to t -var t=(i+segmentFraction)/(il-1);return t;},// Returns a unit vector tangent at t -// In case any sub curve does not implement its tangent derivation, -// 2 points a small delta apart will be used to find its gradient -// which seems to give a reasonable approximation -getTangent:function getTangent(t,optionalTarget){var delta=0.0001;var t1=t-delta;var t2=t+delta;// Capping in case of danger -if(t1<0)t1=0;if(t2>1)t2=1;var pt1=this.getPoint(t1);var pt2=this.getPoint(t2);var tangent=optionalTarget||(pt1.isVector2?new Vector2():new Vector3());tangent.copy(pt2).sub(pt1).normalize();return tangent;},getTangentAt:function getTangentAt(u,optionalTarget){var t=this.getUtoTmapping(u);return this.getTangent(t,optionalTarget);},computeFrenetFrames:function computeFrenetFrames(segments,closed){// see http://www.cs.indiana.edu/pub/techreports/TR425.pdf -var normal=new Vector3();var tangents=[];var normals=[];var binormals=[];var vec=new Vector3();var mat=new Matrix4();var i,u,theta;// compute the tangent vectors for each segment on the curve -for(i=0;i<=segments;i++){u=i/segments;tangents[i]=this.getTangentAt(u,new Vector3());tangents[i].normalize();}// select an initial normal vector perpendicular to the first tangent vector, -// and in the direction of the minimum tangent xyz component -normals[0]=new Vector3();binormals[0]=new Vector3();var min=Number.MAX_VALUE;var tx=Math.abs(tangents[0].x);var ty=Math.abs(tangents[0].y);var tz=Math.abs(tangents[0].z);if(tx<=min){min=tx;normal.set(1,0,0);}if(ty<=min){min=ty;normal.set(0,1,0);}if(tz<=min){normal.set(0,0,1);}vec.crossVectors(tangents[0],normal).normalize();normals[0].crossVectors(tangents[0],vec);binormals[0].crossVectors(tangents[0],normals[0]);// compute the slowly-varying normal and binormal vectors for each segment on the curve -for(i=1;i<=segments;i++){normals[i]=normals[i-1].clone();binormals[i]=binormals[i-1].clone();vec.crossVectors(tangents[i-1],tangents[i]);if(vec.length()>Number.EPSILON){vec.normalize();theta=Math.acos(MathUtils.clamp(tangents[i-1].dot(tangents[i]),-1,1));// clamp for floating pt errors -normals[i].applyMatrix4(mat.makeRotationAxis(vec,theta));}binormals[i].crossVectors(tangents[i],normals[i]);}// if the curve is closed, postprocess the vectors so the first and last normal vectors are the same -if(closed===true){theta=Math.acos(MathUtils.clamp(normals[0].dot(normals[segments]),-1,1));theta/=segments;if(tangents[0].dot(vec.crossVectors(normals[0],normals[segments]))>0){theta=-theta;}for(i=1;i<=segments;i++){// twist a little... -normals[i].applyMatrix4(mat.makeRotationAxis(tangents[i],theta*i));binormals[i].crossVectors(tangents[i],normals[i]);}}return{tangents:tangents,normals:normals,binormals:binormals};},clone:function clone(){return new this.constructor().copy(this);},copy:function copy(source){this.arcLengthDivisions=source.arcLengthDivisions;return this;},toJSON:function toJSON(){var data={metadata:{version:4.5,type:'Curve',generator:'Curve.toJSON'}};data.arcLengthDivisions=this.arcLengthDivisions;data.type=this.type;return data;},fromJSON:function fromJSON(json){this.arcLengthDivisions=json.arcLengthDivisions;return this;}});function EllipseCurve(aX,aY,xRadius,yRadius,aStartAngle,aEndAngle,aClockwise,aRotation){Curve.call(this);this.type='EllipseCurve';this.aX=aX||0;this.aY=aY||0;this.xRadius=xRadius||1;this.yRadius=yRadius||1;this.aStartAngle=aStartAngle||0;this.aEndAngle=aEndAngle||2*Math.PI;this.aClockwise=aClockwise||false;this.aRotation=aRotation||0;}EllipseCurve.prototype=Object.create(Curve.prototype);EllipseCurve.prototype.constructor=EllipseCurve;EllipseCurve.prototype.isEllipseCurve=true;EllipseCurve.prototype.getPoint=function(t,optionalTarget){var point=optionalTarget||new Vector2();var twoPi=Math.PI*2;var deltaAngle=this.aEndAngle-this.aStartAngle;var samePoints=Math.abs(deltaAngle)twoPi){deltaAngle-=twoPi;}if(deltaAngle0?0:(Math.floor(Math.abs(intPoint)/l)+1)*l;}else if(weight===0&&intPoint===l-1){intPoint=l-2;weight=1;}var p0,p1,p2,p3;// 4 points -if(this.closed||intPoint>0){p0=points[(intPoint-1)%l];}else{// extrapolate first point -tmp.subVectors(points[0],points[1]).add(points[0]);p0=tmp;}p1=points[intPoint%l];p2=points[(intPoint+1)%l];if(this.closed||intPoint+2points.length-2?points.length-1:intPoint+1];var p3=points[intPoint>points.length-3?points.length-1:intPoint+2];point.set(CatmullRom(weight,p0.x,p1.x,p2.x,p3.x),CatmullRom(weight,p0.y,p1.y,p2.y,p3.y));return point;};SplineCurve.prototype.copy=function(source){Curve.prototype.copy.call(this,source);this.points=[];for(var i=0,l=source.points.length;i=d){var diff=curveLengths[i]-d;var curve=this.curves[i];var segmentLength=curve.getLength();var u=segmentLength===0?0:1-diff/segmentLength;return curve.getPointAt(u);}i++;}return null;// loop where sum != 0, sum > d , sum+1 1&&!points[points.length-1].equals(points[0])){points.push(points[0]);}return points;},copy:function copy(source){Curve.prototype.copy.call(this,source);this.curves=[];for(var i=0,l=source.curves.length;i0){// if a previous curve is present, attempt to join -var firstPoint=curve.getPoint(0);if(!firstPoint.equals(this.currentPoint)){this.lineTo(firstPoint.x,firstPoint.y);}}this.curves.push(curve);var lastPoint=curve.getPoint(1);this.currentPoint.copy(lastPoint);return this;},copy:function copy(source){CurvePath.prototype.copy.call(this,source);this.currentPoint.copy(source.currentPoint);return this;},toJSON:function toJSON(){var data=CurvePath.prototype.toJSON.call(this);data.currentPoint=this.currentPoint.toArray();return data;},fromJSON:function fromJSON(json){CurvePath.prototype.fromJSON.call(this,json);this.currentPoint.fromArray(json.currentPoint);return this;}});/** - * @author zz85 / http://www.lab4games.net/zz85/blog - * Defines a 2d shape plane using paths. - **/ // STEP 1 Create a path. -// STEP 2 Turn path into shape. -// STEP 3 ExtrudeGeometry takes in Shape/Shapes -// STEP 3a - Extract points from each shape, turn to vertices -// STEP 3b - Triangulate each shape, add faces. -function Shape(points){Path.call(this,points);this.uuid=MathUtils.generateUUID();this.type='Shape';this.holes=[];}Shape.prototype=Object.assign(Object.create(Path.prototype),{constructor:Shape,getPointsHoles:function getPointsHoles(divisions){var holesPts=[];for(var i=0,l=this.holes.length;i0?true:false;}else{material.vertexColors=json.vertexColors;}}// Shader Material -if(json.uniforms!==undefined){for(var name in json.uniforms){var uniform=json.uniforms[name];material.uniforms[name]={};switch(uniform.type){case't':material.uniforms[name].value=getTexture(uniform.value);break;case'c':material.uniforms[name].value=new Color().setHex(uniform.value);break;case'v2':material.uniforms[name].value=new Vector2().fromArray(uniform.value);break;case'v3':material.uniforms[name].value=new Vector3().fromArray(uniform.value);break;case'v4':material.uniforms[name].value=new Vector4().fromArray(uniform.value);break;case'm3':material.uniforms[name].value=new Matrix3().fromArray(uniform.value);case'm4':material.uniforms[name].value=new Matrix4().fromArray(uniform.value);break;default:material.uniforms[name].value=uniform.value;}}}if(json.defines!==undefined)material.defines=json.defines;if(json.vertexShader!==undefined)material.vertexShader=json.vertexShader;if(json.fragmentShader!==undefined)material.fragmentShader=json.fragmentShader;if(json.extensions!==undefined){for(var key in json.extensions){material.extensions[key]=json.extensions[key];}}// Deprecated -if(json.shading!==undefined)material.flatShading=json.shading===1;// THREE.FlatShading -// for PointsMaterial -if(json.size!==undefined)material.size=json.size;if(json.sizeAttenuation!==undefined)material.sizeAttenuation=json.sizeAttenuation;// maps -if(json.map!==undefined)material.map=getTexture(json.map);if(json.matcap!==undefined)material.matcap=getTexture(json.matcap);if(json.alphaMap!==undefined)material.alphaMap=getTexture(json.alphaMap);if(json.bumpMap!==undefined)material.bumpMap=getTexture(json.bumpMap);if(json.bumpScale!==undefined)material.bumpScale=json.bumpScale;if(json.normalMap!==undefined)material.normalMap=getTexture(json.normalMap);if(json.normalMapType!==undefined)material.normalMapType=json.normalMapType;if(json.normalScale!==undefined){var normalScale=json.normalScale;if(Array.isArray(normalScale)===false){// Blender exporter used to export a scalar. See #7459 -normalScale=[normalScale,normalScale];}material.normalScale=new Vector2().fromArray(normalScale);}if(json.displacementMap!==undefined)material.displacementMap=getTexture(json.displacementMap);if(json.displacementScale!==undefined)material.displacementScale=json.displacementScale;if(json.displacementBias!==undefined)material.displacementBias=json.displacementBias;if(json.roughnessMap!==undefined)material.roughnessMap=getTexture(json.roughnessMap);if(json.metalnessMap!==undefined)material.metalnessMap=getTexture(json.metalnessMap);if(json.emissiveMap!==undefined)material.emissiveMap=getTexture(json.emissiveMap);if(json.emissiveIntensity!==undefined)material.emissiveIntensity=json.emissiveIntensity;if(json.specularMap!==undefined)material.specularMap=getTexture(json.specularMap);if(json.envMap!==undefined)material.envMap=getTexture(json.envMap);if(json.envMapIntensity!==undefined)material.envMapIntensity=json.envMapIntensity;if(json.reflectivity!==undefined)material.reflectivity=json.reflectivity;if(json.refractionRatio!==undefined)material.refractionRatio=json.refractionRatio;if(json.lightMap!==undefined)material.lightMap=getTexture(json.lightMap);if(json.lightMapIntensity!==undefined)material.lightMapIntensity=json.lightMapIntensity;if(json.aoMap!==undefined)material.aoMap=getTexture(json.aoMap);if(json.aoMapIntensity!==undefined)material.aoMapIntensity=json.aoMapIntensity;if(json.gradientMap!==undefined)material.gradientMap=getTexture(json.gradientMap);if(json.clearcoatMap!==undefined)material.clearcoatMap=getTexture(json.clearcoatMap);if(json.clearcoatRoughnessMap!==undefined)material.clearcoatRoughnessMap=getTexture(json.clearcoatRoughnessMap);if(json.clearcoatNormalMap!==undefined)material.clearcoatNormalMap=getTexture(json.clearcoatNormalMap);if(json.clearcoatNormalScale!==undefined)material.clearcoatNormalScale=new Vector2().fromArray(json.clearcoatNormalScale);return material;},setTextures:function setTextures(value){this.textures=value;return this;}});/** - * @author Don McCurdy / https://www.donmccurdy.com - */var LoaderUtils={decodeText:function decodeText(array){if(typeof TextDecoder!=='undefined'){return new TextDecoder().decode(array);}// Avoid the String.fromCharCode.apply(null, array) shortcut, which -// throws a "maximum call stack size exceeded" error for large arrays. -var s='';for(var i=0,il=array.length;i0){var manager=new LoadingManager(onLoad);var loader=new ImageLoader(manager);loader.setCrossOrigin(this.crossOrigin);for(var i=0,il=json.length;i immediate success or -// toggling of inside/outside at every single! intersection point of an edge -// with the horizontal line through inPt, left of inPt -// not counting lowerY endpoints of edges and whole edges on that line -var inside=false;for(var p=polyLen-1,q=0;qNumber.EPSILON){// not parallel -if(edgeDy<0){edgeLowPt=inPolygon[q];edgeDx=-edgeDx;edgeHighPt=inPolygon[p];edgeDy=-edgeDy;}if(inPt.yedgeHighPt.y)continue;if(inPt.y===edgeLowPt.y){if(inPt.x===edgeLowPt.x)return true;// inPt is on contour ? -// continue; // no intersection or edgeLowPt => doesn't count !!! -}else{var perpEdge=edgeDy*(inPt.x-edgeLowPt.x)-edgeDx*(inPt.y-edgeLowPt.y);if(perpEdge===0)return true;// inPt is on contour ? -if(perpEdge<0)continue;inside=!inside;// true intersection left of inPt -}}else{// parallel or collinear -if(inPt.y!==edgeLowPt.y)continue;// parallel -// edge lies on the same horizontal line as inPt -if(edgeHighPt.x<=inPt.x&&inPt.x<=edgeLowPt.x||edgeLowPt.x<=inPt.x&&inPt.x<=edgeHighPt.x)return true;// inPt: Point on contour ! -// continue; -}}return inside;}var isClockWise=ShapeUtils.isClockWise;var subPaths=this.subPaths;if(subPaths.length===0)return[];if(noHoles===true)return toShapesNoHoles(subPaths);var solid,tmpPath,tmpShape,shapes=[];if(subPaths.length===1){tmpPath=subPaths[0];tmpShape=new Shape();tmpShape.curves=tmpPath.curves;shapes.push(tmpShape);return shapes;}var holesFirst=!isClockWise(subPaths[0].getPoints());holesFirst=isCCW?!holesFirst:holesFirst;// console.log("Holes first", holesFirst); -var betterShapeHoles=[];var newShapes=[];var newShapeHoles=[];var mainIdx=0;var tmpPoints;newShapes[mainIdx]=undefined;newShapeHoles[mainIdx]=[];for(var i=0,l=subPaths.length;i probably all Shapes with wrong orientation -if(!newShapes[0])return toShapesNoHoles(subPaths);if(newShapes.length>1){var ambiguous=false;var toChange=[];for(var sIdx=0,sLen=newShapes.length;sIdx0){// console.log("to change: ", toChange); -if(!ambiguous)newShapeHoles=betterShapeHoles;}}var tmpHoles;for(var i=0,il=newShapes.length;i0){this.source.connect(this.filters[0]);for(var i=1,l=this.filters.length;i0){this.source.disconnect(this.filters[0]);for(var i=1,l=this.filters.length;i' -accumulate:function accumulate(accuIndex,weight){// note: happily accumulating nothing when weight = 0, the caller knows -// the weight and shouldn't have made the call in the first place -var buffer=this.buffer,stride=this.valueSize,offset=accuIndex*stride+stride,currentWeight=this.cumulativeWeight;if(currentWeight===0){// accuN := incoming * weight -for(var i=0;i!==stride;++i){buffer[offset+i]=buffer[i];}currentWeight=weight;}else{// accuN := accuN + incoming * weight -currentWeight+=weight;var mix=weight/currentWeight;this._mixBufferRegion(buffer,offset,0,mix,stride);}this.cumulativeWeight=currentWeight;},// accumulate data in the 'incoming' region into 'add' -accumulateAdditive:function accumulateAdditive(weight){var buffer=this.buffer,stride=this.valueSize,offset=stride*this._addIndex;if(this.cumulativeWeightAdditive===0){// add = identity -this._setIdentity();}// add := add + incoming * weight -this._mixBufferRegionAdditive(buffer,offset,0,weight,stride);this.cumulativeWeightAdditive+=weight;},// apply the state of 'accu' to the binding when accus differ -apply:function apply(accuIndex){var stride=this.valueSize,buffer=this.buffer,offset=accuIndex*stride+stride,weight=this.cumulativeWeight,weightAdditive=this.cumulativeWeightAdditive,binding=this.binding;this.cumulativeWeight=0;this.cumulativeWeightAdditive=0;if(weight<1){// accuN := accuN + original * ( 1 - cumulativeWeight ) -var originalValueOffset=stride*this._origIndex;this._mixBufferRegion(buffer,offset,originalValueOffset,1-weight,stride);}if(weightAdditive>0){// accuN := accuN + additive accuN -this._mixBufferRegionAdditive(buffer,offset,this._addIndex*stride,1,stride);}for(var i=stride,e=stride+stride;i!==e;++i){if(buffer[i]!==buffer[i+stride]){// value has changed -> update scene graph -binding.setValue(buffer,offset);break;}}},// remember the state of the bound property and copy it to both accus -saveOriginalState:function saveOriginalState(){var binding=this.binding;var buffer=this.buffer,stride=this.valueSize,originalValueOffset=stride*this._origIndex;binding.getValue(buffer,originalValueOffset);// accu[0..1] := orig -- initially detect changes against the original -for(var i=stride,e=originalValueOffset;i!==e;++i){buffer[i]=buffer[originalValueOffset+i%stride];}// Add to identity for additive -this._setIdentity();this.cumulativeWeight=0;this.cumulativeWeightAdditive=0;},// apply the state previously taken via 'saveOriginalState' to the binding -restoreOriginalState:function restoreOriginalState(){var originalValueOffset=this.valueSize*3;this.binding.setValue(this.buffer,originalValueOffset);},_setAdditiveIdentityNumeric:function _setAdditiveIdentityNumeric(){var startIndex=this._addIndex*this.valueSize;var endIndex=startIndex+this.valueSize;for(var i=startIndex;i=0.5){for(var i=0;i!==stride;++i){buffer[dstOffset+i]=buffer[srcOffset+i];}}},_slerp:function _slerp(buffer,dstOffset,srcOffset,t){Quaternion.slerpFlat(buffer,dstOffset,buffer,dstOffset,buffer,srcOffset,t);},_slerpAdditive:function _slerpAdditive(buffer,dstOffset,srcOffset,t,stride){var workOffset=this._workIndex*stride;// Store result in intermediate buffer offset -Quaternion.multiplyQuaternionsFlat(buffer,workOffset,buffer,dstOffset,buffer,srcOffset);// Slerp to the intermediate result -Quaternion.slerpFlat(buffer,dstOffset,buffer,dstOffset,buffer,workOffset,t);},_lerp:function _lerp(buffer,dstOffset,srcOffset,t,stride){var s=1-t;for(var i=0;i!==stride;++i){var j=dstOffset+i;buffer[j]=buffer[j]*s+buffer[srcOffset+i]*t;}},_lerpAdditive:function _lerpAdditive(buffer,dstOffset,srcOffset,t,stride){for(var i=0;i!==stride;++i){var j=dstOffset+i;buffer[j]=buffer[j]+buffer[srcOffset+i]*t;}}});/** - * - * A reference to a real property in the scene graph. - * - * - * @author Ben Houston / http://clara.io/ - * @author David Sarno / http://lighthaus.us/ - * @author tschw - */ // Characters [].:/ are reserved for track binding syntax. -var _RESERVED_CHARS_RE='\\[\\]\\.:\\/';var _reservedRe=new RegExp('['+_RESERVED_CHARS_RE+']','g');// Attempts to allow node names from any language. ES5's `\w` regexp matches -// only latin characters, and the unicode \p{L} is not yet supported. So -// instead, we exclude reserved characters and match everything else. -var _wordChar='[^'+_RESERVED_CHARS_RE+']';var _wordCharOrDot='[^'+_RESERVED_CHARS_RE.replace('\\.','')+']';// Parent directories, delimited by '/' or ':'. Currently unused, but must -// be matched to parse the rest of the track name. -var _directoryRe=/((?:WC+[\/:])*)/.source.replace('WC',_wordChar);// Target node. May contain word characters (a-zA-Z0-9_) and '.' or '-'. -var _nodeRe=/(WCOD+)?/.source.replace('WCOD',_wordCharOrDot);// Object on target node, and accessor. May not contain reserved -// characters. Accessor may contain any character except closing bracket. -var _objectRe=/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace('WC',_wordChar);// Property and accessor. May not contain reserved characters. Accessor may -// contain any non-bracket characters. -var _propertyRe=/\.(WC+)(?:\[(.+)\])?/.source.replace('WC',_wordChar);var _trackRe=new RegExp(''+'^'+_directoryRe+_nodeRe+_objectRe+_propertyRe+'$');var _supportedObjectNames=['material','materials','bones'];function Composite(targetGroup,path,optionalParsedPath){var parsedPath=optionalParsedPath||PropertyBinding.parseTrackName(path);this._targetGroup=targetGroup;this._bindings=targetGroup.subscribe_(path,parsedPath);}Object.assign(Composite.prototype,{getValue:function getValue(array,offset){this.bind();// bind all binding -var firstValidIndex=this._targetGroup.nCachedObjects_,binding=this._bindings[firstValidIndex];// and only call .getValue on the first -if(binding!==undefined)binding.getValue(array,offset);},setValue:function setValue(array,offset){var bindings=this._bindings;for(var i=this._targetGroup.nCachedObjects_,n=bindings.length;i!==n;++i){bindings[i].setValue(array,offset);}},bind:function bind(){var bindings=this._bindings;for(var i=this._targetGroup.nCachedObjects_,n=bindings.length;i!==n;++i){bindings[i].bind();}},unbind:function unbind(){var bindings=this._bindings;for(var i=this._targetGroup.nCachedObjects_,n=bindings.length;i!==n;++i){bindings[i].unbind();}}});function PropertyBinding(rootNode,path,parsedPath){this.path=path;this.parsedPath=parsedPath||PropertyBinding.parseTrackName(path);this.node=PropertyBinding.findNode(rootNode,this.parsedPath.nodeName)||rootNode;this.rootNode=rootNode;}Object.assign(PropertyBinding,{Composite:Composite,create:function create(root,path,parsedPath){if(!(root&&root.isAnimationObjectGroup)){return new PropertyBinding(root,path,parsedPath);}else{return new PropertyBinding.Composite(root,path,parsedPath);}},/** - * Replaces spaces with underscores and removes unsupported characters from - * node names, to ensure compatibility with parseTrackName(). - * - * @param {string} name Node name to be sanitized. - * @return {string} - */sanitizeNodeName:function sanitizeNodeName(name){return name.replace(/\s/g,'_').replace(_reservedRe,'');},parseTrackName:function parseTrackName(trackName){var matches=_trackRe.exec(trackName);if(!matches){throw new Error('PropertyBinding: Cannot parse trackName: '+trackName);}var results={// directoryName: matches[ 1 ], // (tschw) currently unused -nodeName:matches[2],objectName:matches[3],objectIndex:matches[4],propertyName:matches[5],// required -propertyIndex:matches[6]};var lastDot=results.nodeName&&results.nodeName.lastIndexOf('.');if(lastDot!==undefined&&lastDot!==-1){var objectName=results.nodeName.substring(lastDot+1);// Object names must be checked against a whitelist. Otherwise, there -// is no way to parse 'foo.bar.baz': 'baz' must be a property, but -// 'bar' could be the objectName, or part of a nodeName (which can -// include '.' characters). -if(_supportedObjectNames.indexOf(objectName)!==-1){results.nodeName=results.nodeName.substring(0,lastDot);results.objectName=objectName;}}if(results.propertyName===null||results.propertyName.length===0){throw new Error('PropertyBinding: can not parse propertyName from trackName: '+trackName);}return results;},findNode:function findNode(root,nodeName){if(!nodeName||nodeName===""||nodeName==="."||nodeName===-1||nodeName===root.name||nodeName===root.uuid){return root;}// search into skeleton bones. -if(root.skeleton){var bone=root.skeleton.getBoneByName(nodeName);if(bone!==undefined){return bone;}}// search into node subtree. -if(root.children){var searchNodeSubtree=function searchNodeSubtree(children){for(var i=0;i -this._bindingsIndicesByPath={};// inside: indices in these arrays -var scope=this;this.stats={objects:{get total(){return scope._objects.length;},get inUse(){return this.total-scope.nCachedObjects_;}},get bindingsPerObject(){return scope._bindings.length;}};}Object.assign(AnimationObjectGroup.prototype,{isAnimationObjectGroup:true,add:function add(){var objects=this._objects,nObjects=objects.length,nCachedObjects=this.nCachedObjects_,indicesByUUID=this._indicesByUUID,paths=this._paths,parsedPaths=this._parsedPaths,bindings=this._bindings,nBindings=bindings.length,knownObject=undefined;for(var i=0,n=arguments.length;i!==n;++i){var object=arguments[i],uuid=object.uuid,index=indicesByUUID[uuid];if(index===undefined){// unknown object -> add it to the ACTIVE region -index=nObjects++;indicesByUUID[uuid]=index;objects.push(object);// accounting is done, now do the same for all bindings -for(var j=0,m=nBindings;j!==m;++j){bindings[j].push(new PropertyBinding(object,paths[j],parsedPaths[j]));}}else if(index=nCachedObjects){// move existing object into the CACHED region -var lastCachedIndex=nCachedObjects++,firstActiveObject=objects[lastCachedIndex];indicesByUUID[firstActiveObject.uuid]=index;objects[index]=firstActiveObject;indicesByUUID[uuid]=lastCachedIndex;objects[lastCachedIndex]=object;// accounting is done, now do the same for all bindings -for(var j=0,m=nBindings;j!==m;++j){var bindingsForPath=bindings[j],firstActive=bindingsForPath[lastCachedIndex],binding=bindingsForPath[index];bindingsForPath[index]=firstActive;bindingsForPath[lastCachedIndex]=binding;}}}// for arguments -this.nCachedObjects_=nCachedObjects;},// remove & forget -uncache:function uncache(){var objects=this._objects,nObjects=objects.length,nCachedObjects=this.nCachedObjects_,indicesByUUID=this._indicesByUUID,bindings=this._bindings,nBindings=bindings.length;for(var i=0,n=arguments.length;i!==n;++i){var object=arguments[i],uuid=object.uuid,index=indicesByUUID[uuid];if(index!==undefined){delete indicesByUUID[uuid];if(index zero effective time scale -this.enabled=true;// false -> zero effective weight -this.clampWhenFinished=false;// keep feeding the last frame? -this.zeroSlopeAtStart=true;// for smooth interpolation w/o separate -this.zeroSlopeAtEnd=true;// clips for start, loop and end -}Object.assign(AnimationAction.prototype,{// State & Scheduling -play:function play(){this._mixer._activateAction(this);return this;},stop:function stop(){this._mixer._deactivateAction(this);return this.reset();},reset:function reset(){this.paused=false;this.enabled=true;this.time=0;// restart clip -this._loopCount=-1;// forget previous loops -this._startTime=null;// forget scheduling -return this.stopFading().stopWarping();},isRunning:function isRunning(){return this.enabled&&!this.paused&&this.timeScale!==0&&this._startTime===null&&this._mixer._isActiveAction(this);},// return true when play has been called -isScheduled:function isScheduled(){return this._mixer._isActiveAction(this);},startAt:function startAt(time){this._startTime=time;return this;},setLoop:function setLoop(mode,repetitions){this.loop=mode;this.repetitions=repetitions;return this;},// Weight -// set the weight stopping any scheduled fading -// although .enabled = false yields an effective weight of zero, this -// method does *not* change .enabled, because it would be confusing -setEffectiveWeight:function setEffectiveWeight(weight){this.weight=weight;// note: same logic as when updated at runtime -this._effectiveWeight=this.enabled?weight:0;return this.stopFading();},// return the weight considering fading and .enabled -getEffectiveWeight:function getEffectiveWeight(){return this._effectiveWeight;},fadeIn:function fadeIn(duration){return this._scheduleFading(duration,0,1);},fadeOut:function fadeOut(duration){return this._scheduleFading(duration,1,0);},crossFadeFrom:function crossFadeFrom(fadeOutAction,duration,warp){fadeOutAction.fadeOut(duration);this.fadeIn(duration);if(warp){var fadeInDuration=this._clip.duration,fadeOutDuration=fadeOutAction._clip.duration,startEndRatio=fadeOutDuration/fadeInDuration,endStartRatio=fadeInDuration/fadeOutDuration;fadeOutAction.warp(1.0,startEndRatio,duration);this.warp(endStartRatio,1.0,duration);}return this;},crossFadeTo:function crossFadeTo(fadeInAction,duration,warp){return fadeInAction.crossFadeFrom(this,duration,warp);},stopFading:function stopFading(){var weightInterpolant=this._weightInterpolant;if(weightInterpolant!==null){this._weightInterpolant=null;this._mixer._takeBackControlInterpolant(weightInterpolant);}return this;},// Time Scale Control -// set the time scale stopping any scheduled warping -// although .paused = true yields an effective time scale of zero, this -// method does *not* change .paused, because it would be confusing -setEffectiveTimeScale:function setEffectiveTimeScale(timeScale){this.timeScale=timeScale;this._effectiveTimeScale=this.paused?0:timeScale;return this.stopWarping();},// return the time scale considering warping and .paused -getEffectiveTimeScale:function getEffectiveTimeScale(){return this._effectiveTimeScale;},setDuration:function setDuration(duration){this.timeScale=this._clip.duration/duration;return this.stopWarping();},syncWith:function syncWith(action){this.time=action.time;this.timeScale=action.timeScale;return this.stopWarping();},halt:function halt(duration){return this.warp(this._effectiveTimeScale,0,duration);},warp:function warp(startTimeScale,endTimeScale,duration){var mixer=this._mixer,now=mixer.time,interpolant=this._timeScaleInterpolant,timeScale=this.timeScale;if(interpolant===null){interpolant=mixer._lendControlInterpolant();this._timeScaleInterpolant=interpolant;}var times=interpolant.parameterPositions,values=interpolant.sampleValues;times[0]=now;times[1]=now+duration;values[0]=startTimeScale/timeScale;values[1]=endTimeScale/timeScale;return this;},stopWarping:function stopWarping(){var timeScaleInterpolant=this._timeScaleInterpolant;if(timeScaleInterpolant!==null){this._timeScaleInterpolant=null;this._mixer._takeBackControlInterpolant(timeScaleInterpolant);}return this;},// Object Accessors -getMixer:function getMixer(){return this._mixer;},getClip:function getClip(){return this._clip;},getRoot:function getRoot(){return this._localRoot||this._mixer._root;},// Interna -_update:function _update(time,deltaTime,timeDirection,accuIndex){// called by the mixer -if(!this.enabled){// call ._updateWeight() to update ._effectiveWeight -this._updateWeight(time);return;}var startTime=this._startTime;if(startTime!==null){// check for scheduled start of action -var timeRunning=(time-startTime)*timeDirection;if(timeRunning<0||timeDirection===0){return;// yet to come / don't decide when delta = 0 -}// start -this._startTime=null;// unschedule -deltaTime=timeDirection*timeRunning;}// apply time scale and advance time -deltaTime*=this._updateTimeScale(time);var clipTime=this._updateTime(deltaTime);// note: _updateTime may disable the action resulting in -// an effective weight of 0 -var weight=this._updateWeight(time);if(weight>0){var interpolants=this._interpolants;var propertyMixers=this._propertyBindings;switch(this.blendMode){case AdditiveAnimationBlendMode:for(var j=0,m=interpolants.length;j!==m;++j){interpolants[j].evaluate(clipTime);propertyMixers[j].accumulateAdditive(weight);}break;case NormalAnimationBlendMode:default:for(var j=0,m=interpolants.length;j!==m;++j){interpolants[j].evaluate(clipTime);propertyMixers[j].accumulate(accuIndex,weight);}}}},_updateWeight:function _updateWeight(time){var weight=0;if(this.enabled){weight=this.weight;var interpolant=this._weightInterpolant;if(interpolant!==null){var interpolantValue=interpolant.evaluate(time)[0];weight*=interpolantValue;if(time>interpolant.parameterPositions[1]){this.stopFading();if(interpolantValue===0){// faded out, disable -this.enabled=false;}}}}this._effectiveWeight=weight;return weight;},_updateTimeScale:function _updateTimeScale(time){var timeScale=0;if(!this.paused){timeScale=this.timeScale;var interpolant=this._timeScaleInterpolant;if(interpolant!==null){var interpolantValue=interpolant.evaluate(time)[0];timeScale*=interpolantValue;if(time>interpolant.parameterPositions[1]){this.stopWarping();if(timeScale===0){// motion has halted, pause -this.paused=true;}else{// warp done - apply final time scale -this.timeScale=timeScale;}}}}this._effectiveTimeScale=timeScale;return timeScale;},_updateTime:function _updateTime(deltaTime){var time=this.time+deltaTime;var duration=this._clip.duration;var loop=this.loop;var loopCount=this._loopCount;var pingPong=loop===LoopPingPong;if(deltaTime===0){if(loopCount===-1)return time;return pingPong&&(loopCount&1)===1?duration-time:time;}if(loop===LoopOnce){if(loopCount===-1){// just started -this._loopCount=0;this._setEndings(true,true,false);}handle_stop:{if(time>=duration){time=duration;}else if(time<0){time=0;}else{this.time=time;break handle_stop;}if(this.clampWhenFinished)this.paused=true;else this.enabled=false;this.time=time;this._mixer.dispatchEvent({type:'finished',action:this,direction:deltaTime<0?-1:1});}}else{// repetitive Repeat or PingPong -if(loopCount===-1){// just started -if(deltaTime>=0){loopCount=0;this._setEndings(true,this.repetitions===0,pingPong);}else{// when looping in reverse direction, the initial -// transition through zero counts as a repetition, -// so leave loopCount at -1 -this._setEndings(this.repetitions===0,true,pingPong);}}if(time>=duration||time<0){// wrap around -var loopDelta=Math.floor(time/duration);// signed -time-=duration*loopDelta;loopCount+=Math.abs(loopDelta);var pending=this.repetitions-loopCount;if(pending<=0){// have to stop (switch state, clamp time, fire event) -if(this.clampWhenFinished)this.paused=true;else this.enabled=false;time=deltaTime>0?duration:0;this.time=time;this._mixer.dispatchEvent({type:'finished',action:this,direction:deltaTime>0?1:-1});}else{// keep running -if(pending===1){// entering the last round -var atStart=deltaTime<0;this._setEndings(atStart,!atStart,pingPong);}else{this._setEndings(false,false,pingPong);}this._loopCount=loopCount;this.time=time;this._mixer.dispatchEvent({type:'loop',action:this,loopDelta:loopDelta});}}else{this.time=time;}if(pingPong&&(loopCount&1)===1){// invert time for the "pong round" -return duration-time;}}return time;},_setEndings:function _setEndings(atStart,atEnd,pingPong){var settings=this._interpolantSettings;if(pingPong){settings.endingStart=ZeroSlopeEnding;settings.endingEnd=ZeroSlopeEnding;}else{// assuming for LoopOnce atStart == atEnd == true -if(atStart){settings.endingStart=this.zeroSlopeAtStart?ZeroSlopeEnding:ZeroCurvatureEnding;}else{settings.endingStart=WrapAroundEnding;}if(atEnd){settings.endingEnd=this.zeroSlopeAtEnd?ZeroSlopeEnding:ZeroCurvatureEnding;}else{settings.endingEnd=WrapAroundEnding;}}},_scheduleFading:function _scheduleFading(duration,weightNow,weightThen){var mixer=this._mixer,now=mixer.time,interpolant=this._weightInterpolant;if(interpolant===null){interpolant=mixer._lendControlInterpolant();this._weightInterpolant=interpolant;}var times=interpolant.parameterPositions,values=interpolant.sampleValues;times[0]=now;values[0]=weightNow;times[1]=now+duration;values[1]=weightThen;return this;}});/** - * - * Player for AnimationClips. - * - * - * @author Ben Houston / http://clara.io/ - * @author David Sarno / http://lighthaus.us/ - * @author tschw - */function AnimationMixer(root){this._root=root;this._initMemoryManager();this._accuIndex=0;this.time=0;this.timeScale=1.0;}AnimationMixer.prototype=Object.assign(Object.create(EventDispatcher.prototype),{constructor:AnimationMixer,_bindAction:function _bindAction(action,prototypeAction){var root=action._localRoot||this._root,tracks=action._clip.tracks,nTracks=tracks.length,bindings=action._propertyBindings,interpolants=action._interpolants,rootUuid=root.uuid,bindingsByRoot=this._bindingsByRootAndName,bindingsByName=bindingsByRoot[rootUuid];if(bindingsByName===undefined){bindingsByName={};bindingsByRoot[rootUuid]=bindingsByName;}for(var i=0;i!==nTracks;++i){var track=tracks[i],trackName=track.name,binding=bindingsByName[trackName];if(binding!==undefined){bindings[i]=binding;}else{binding=bindings[i];if(binding!==undefined){// existing binding, make sure the cache knows -if(binding._cacheIndex===null){++binding.referenceCount;this._addInactiveBinding(binding,rootUuid,trackName);}continue;}var path=prototypeAction&&prototypeAction._propertyBindings[i].binding.parsedPath;binding=new PropertyMixer(PropertyBinding.create(root,trackName,path),track.ValueTypeName,track.getValueSize());++binding.referenceCount;this._addInactiveBinding(binding,rootUuid,trackName);bindings[i]=binding;}interpolants[i].resultBuffer=binding.buffer;}},_activateAction:function _activateAction(action){if(!this._isActiveAction(action)){if(action._cacheIndex===null){// this action has been forgotten by the cache, but the user -// appears to be still using it -> rebind -var rootUuid=(action._localRoot||this._root).uuid,clipUuid=action._clip.uuid,actionsForClip=this._actionsByClip[clipUuid];this._bindAction(action,actionsForClip&&actionsForClip.knownActions[0]);this._addInactiveAction(action,clipUuid,rootUuid);}var bindings=action._propertyBindings;// increment reference counts / sort out state -for(var i=0,n=bindings.length;i!==n;++i){var binding=bindings[i];if(binding.useCount++===0){this._lendBinding(binding);binding.saveOriginalState();}}this._lendAction(action);}},_deactivateAction:function _deactivateAction(action){if(this._isActiveAction(action)){var bindings=action._propertyBindings;// decrement reference counts / sort out state -for(var i=0,n=bindings.length;i!==n;++i){var binding=bindings[i];if(--binding.useCount===0){binding.restoreOriginalState();this._takeBackBinding(binding);}}this._takeBackAction(action);}},// Memory manager -_initMemoryManager:function _initMemoryManager(){this._actions=[];// 'nActiveActions' followed by inactive ones -this._nActiveActions=0;this._actionsByClip={};// inside: -// { -// knownActions: Array< AnimationAction > - used as prototypes -// actionByRoot: AnimationAction - lookup -// } -this._bindings=[];// 'nActiveBindings' followed by inactive ones -this._nActiveBindings=0;this._bindingsByRootAndName={};// inside: Map< name, PropertyMixer > -this._controlInterpolants=[];// same game as above -this._nActiveControlInterpolants=0;var scope=this;this.stats={actions:{get total(){return scope._actions.length;},get inUse(){return scope._nActiveActions;}},bindings:{get total(){return scope._bindings.length;},get inUse(){return scope._nActiveBindings;}},controlInterpolants:{get total(){return scope._controlInterpolants.length;},get inUse(){return scope._nActiveControlInterpolants;}}};},// Memory management for AnimationAction objects -_isActiveAction:function _isActiveAction(action){var index=action._cacheIndex;return index!==null&&index| inactive actions ] -// s a -// <-swap-> -// a s -var actions=this._actions,prevIndex=action._cacheIndex,lastActiveIndex=this._nActiveActions++,firstInactiveAction=actions[lastActiveIndex];action._cacheIndex=lastActiveIndex;actions[lastActiveIndex]=action;firstInactiveAction._cacheIndex=prevIndex;actions[prevIndex]=firstInactiveAction;},_takeBackAction:function _takeBackAction(action){// [ active actions | inactive actions ] -// [ active actions |< inactive actions ] -// a s -// <-swap-> -// s a -var actions=this._actions,prevIndex=action._cacheIndex,firstInactiveIndex=--this._nActiveActions,lastActiveAction=actions[firstInactiveIndex];action._cacheIndex=firstInactiveIndex;actions[firstInactiveIndex]=action;lastActiveAction._cacheIndex=prevIndex;actions[prevIndex]=lastActiveAction;},// Memory management for PropertyMixer objects -_addInactiveBinding:function _addInactiveBinding(binding,rootUuid,trackName){var bindingsByRoot=this._bindingsByRootAndName,bindingByName=bindingsByRoot[rootUuid],bindings=this._bindings;if(bindingByName===undefined){bindingByName={};bindingsByRoot[rootUuid]=bindingByName;}bindingByName[trackName]=binding;binding._cacheIndex=bindings.length;bindings.push(binding);},_removeInactiveBinding:function _removeInactiveBinding(binding){var bindings=this._bindings,propBinding=binding.binding,rootUuid=propBinding.rootNode.uuid,trackName=propBinding.path,bindingsByRoot=this._bindingsByRootAndName,bindingByName=bindingsByRoot[rootUuid],lastInactiveBinding=bindings[bindings.length-1],cacheIndex=binding._cacheIndex;lastInactiveBinding._cacheIndex=cacheIndex;bindings[cacheIndex]=lastInactiveBinding;bindings.pop();delete bindingByName[trackName];if(Object.keys(bindingByName).length===0){delete bindingsByRoot[rootUuid];}},_lendBinding:function _lendBinding(binding){var bindings=this._bindings,prevIndex=binding._cacheIndex,lastActiveIndex=this._nActiveBindings++,firstInactiveBinding=bindings[lastActiveIndex];binding._cacheIndex=lastActiveIndex;bindings[lastActiveIndex]=binding;firstInactiveBinding._cacheIndex=prevIndex;bindings[prevIndex]=firstInactiveBinding;},_takeBackBinding:function _takeBackBinding(binding){var bindings=this._bindings,prevIndex=binding._cacheIndex,firstInactiveIndex=--this._nActiveBindings,lastActiveBinding=bindings[firstInactiveIndex];binding._cacheIndex=firstInactiveIndex;bindings[firstInactiveIndex]=binding;lastActiveBinding._cacheIndex=prevIndex;bindings[prevIndex]=lastActiveBinding;},// Memory management of Interpolants for weight and time scale -_lendControlInterpolant:function _lendControlInterpolant(){var interpolants=this._controlInterpolants,lastActiveIndex=this._nActiveControlInterpolants++,interpolant=interpolants[lastActiveIndex];if(interpolant===undefined){interpolant=new LinearInterpolant(new Float32Array(2),new Float32Array(2),1,this._controlInterpolantsResultBuffer);interpolant.__cacheIndex=lastActiveIndex;interpolants[lastActiveIndex]=interpolant;}return interpolant;},_takeBackControlInterpolant:function _takeBackControlInterpolant(interpolant){var interpolants=this._controlInterpolants,prevIndex=interpolant.__cacheIndex,firstInactiveIndex=--this._nActiveControlInterpolants,lastActiveInterpolant=interpolants[firstInactiveIndex];interpolant.__cacheIndex=firstInactiveIndex;interpolants[firstInactiveIndex]=interpolant;lastActiveInterpolant.__cacheIndex=prevIndex;interpolants[prevIndex]=lastActiveInterpolant;},_controlInterpolantsResultBuffer:new Float32Array(1),// return an action for a clip optionally using a custom root target -// object (this method allocates a lot of dynamic memory in case a -// previously unknown clip/root combination is specified) -clipAction:function clipAction(clip,optionalRoot,blendMode){var root=optionalRoot||this._root,rootUuid=root.uuid,clipObject=typeof clip==='string'?AnimationClip.findByName(root,clip):clip,clipUuid=clipObject!==null?clipObject.uuid:clip,actionsForClip=this._actionsByClip[clipUuid],prototypeAction=null;if(blendMode===undefined){if(clipObject!==null){blendMode=clipObject.blendMode;}else{blendMode=NormalAnimationBlendMode;}}if(actionsForClip!==undefined){var existingAction=actionsForClip.actionByRoot[rootUuid];if(existingAction!==undefined&&existingAction.blendMode===blendMode){return existingAction;}// we know the clip, so we don't have to parse all -// the bindings again but can just copy -prototypeAction=actionsForClip.knownActions[0];// also, take the clip from the prototype action -if(clipObject===null)clipObject=prototypeAction._clip;}// clip must be known when specified via string -if(clipObject===null)return null;// allocate all resources required to run it -var newAction=new AnimationAction(this,clipObject,optionalRoot,blendMode);this._bindAction(newAction,prototypeAction);// and make the action known to the memory manager -this._addInactiveAction(newAction,clipUuid,rootUuid);return newAction;},// get an existing action -existingAction:function existingAction(clip,optionalRoot){var root=optionalRoot||this._root,rootUuid=root.uuid,clipObject=typeof clip==='string'?AnimationClip.findByName(root,clip):clip,clipUuid=clipObject?clipObject.uuid:clip,actionsForClip=this._actionsByClip[clipUuid];if(actionsForClip!==undefined){return actionsForClip.actionByRoot[rootUuid]||null;}return null;},// deactivates all previously scheduled actions -stopAllAction:function stopAllAction(){var actions=this._actions,nActions=this._nActiveActions;for(var i=nActions-1;i>=0;--i){actions[i].stop();}return this;},// advance the time and update apply the animation -update:function update(deltaTime){deltaTime*=this.timeScale;var actions=this._actions,nActions=this._nActiveActions,time=this.time+=deltaTime,timeDirection=Math.sign(deltaTime),accuIndex=this._accuIndex^=1;// run active actions -for(var i=0;i!==nActions;++i){var action=actions[i];action._update(time,deltaTime,timeDirection,accuIndex);}// update scene graph -var bindings=this._bindings,nBindings=this._nActiveBindings;for(var i=0;i!==nBindings;++i){bindings[i].apply(accuIndex);}return this;},// Allows you to seek to a specific time in an animation. -setTime:function setTime(timeInSeconds){this.time=0;// Zero out time attribute for AnimationMixer object; -for(var i=0;ithis.max.x||point.ythis.max.y?false:true;},containsBox:function containsBox(box){return this.min.x<=box.min.x&&box.max.x<=this.max.x&&this.min.y<=box.min.y&&box.max.y<=this.max.y;},getParameter:function getParameter(point,target){// This can potentially have a divide by zero if the box -// has a size dimension of 0. -if(target===undefined){console.warn('THREE.Box2: .getParameter() target is now required');target=new Vector2();}return target.set((point.x-this.min.x)/(this.max.x-this.min.x),(point.y-this.min.y)/(this.max.y-this.min.y));},intersectsBox:function intersectsBox(box){// using 4 splitting planes to rule out intersections -return box.max.xthis.max.x||box.max.ythis.max.y?false:true;},clampPoint:function clampPoint(point,target){if(target===undefined){console.warn('THREE.Box2: .clampPoint() target is now required');target=new Vector2();}return target.copy(point).clamp(this.min,this.max);},distanceToPoint:function distanceToPoint(point){var clampedPoint=_vector$7.copy(point).clamp(this.min,this.max);return clampedPoint.sub(point).length();},intersect:function intersect(box){this.min.max(box.min);this.max.min(box.max);return this;},union:function union(box){this.min.min(box.min);this.max.max(box.max);return this;},translate:function translate(offset){this.min.add(offset);this.max.add(offset);return this;},equals:function equals(box){return box.min.equals(this.min)&&box.max.equals(this.max);}});/** - * @author bhouston / http://clara.io - */var _startP=new Vector3();var _startEnd=new Vector3();function Line3(start,end){this.start=start!==undefined?start:new Vector3();this.end=end!==undefined?end:new Vector3();}Object.assign(Line3.prototype,{set:function set(start,end){this.start.copy(start);this.end.copy(end);return this;},clone:function clone(){return new this.constructor().copy(this);},copy:function copy(line){this.start.copy(line.start);this.end.copy(line.end);return this;},getCenter:function getCenter(target){if(target===undefined){console.warn('THREE.Line3: .getCenter() target is now required');target=new Vector3();}return target.addVectors(this.start,this.end).multiplyScalar(0.5);},delta:function delta(target){if(target===undefined){console.warn('THREE.Line3: .delta() target is now required');target=new Vector3();}return target.subVectors(this.end,this.start);},distanceSq:function distanceSq(){return this.start.distanceToSquared(this.end);},distance:function distance(){return this.start.distanceTo(this.end);},at:function at(t,target){if(target===undefined){console.warn('THREE.Line3: .at() target is now required');target=new Vector3();}return this.delta(target).multiplyScalar(t).add(this.start);},closestPointToPointParameter:function closestPointToPointParameter(point,clampToLine){_startP.subVectors(point,this.start);_startEnd.subVectors(this.end,this.start);var startEnd2=_startEnd.dot(_startEnd);var startEnd_startP=_startEnd.dot(_startP);var t=startEnd_startP/startEnd2;if(clampToLine){t=MathUtils.clamp(t,0,1);}return t;},closestPointToPoint:function closestPointToPoint(point,clampToLine,target){var t=this.closestPointToPointParameter(point,clampToLine);if(target===undefined){console.warn('THREE.Line3: .closestPointToPoint() target is now required');target=new Vector3();}return this.delta(target).multiplyScalar(t).add(this.start);},applyMatrix4:function applyMatrix4(matrix){this.start.applyMatrix4(matrix);this.end.applyMatrix4(matrix);return this;},equals:function equals(line){return line.start.equals(this.start)&&line.end.equals(this.end);}});/** - * @author alteredq / http://alteredqualia.com/ - */function ImmediateRenderObject(material){Object3D.call(this);this.material=material;this.render=function()/* renderCallback */{};this.hasPositions=false;this.hasNormals=false;this.hasColors=false;this.hasUvs=false;this.positionArray=null;this.normalArray=null;this.colorArray=null;this.uvArray=null;this.count=0;}ImmediateRenderObject.prototype=Object.create(Object3D.prototype);ImmediateRenderObject.prototype.constructor=ImmediateRenderObject;ImmediateRenderObject.prototype.isImmediateRenderObject=true;/** - * @author alteredq / http://alteredqualia.com/ - * @author mrdoob / http://mrdoob.com/ - * @author WestLangley / http://github.com/WestLangley - */var _vector$8=new Vector3();function SpotLightHelper(light,color){Object3D.call(this);this.light=light;this.light.updateMatrixWorld();this.matrix=light.matrixWorld;this.matrixAutoUpdate=false;this.color=color;var geometry=new BufferGeometry();var positions=[0,0,0,0,0,1,0,0,0,1,0,1,0,0,0,-1,0,1,0,0,0,0,1,1,0,0,0,0,-1,1];for(var i=0,j=1,l=32;i0.99999){this.quaternion.set(0,0,0,1);}else if(dir.y<-0.99999){this.quaternion.set(1,0,0,0);}else{_axis.set(dir.z,0,-dir.x).normalize();var radians=Math.acos(dir.y);this.quaternion.setFromAxisAngle(_axis,radians);}};ArrowHelper.prototype.setLength=function(length,headLength,headWidth){if(headLength===undefined)headLength=0.2*length;if(headWidth===undefined)headWidth=0.2*headLength;this.line.scale.set(1,Math.max(0.0001,length-headLength),1);// see #17458 -this.line.updateMatrix();this.cone.scale.set(headWidth,headLength,headWidth);this.cone.position.y=length;this.cone.updateMatrix();};ArrowHelper.prototype.setColor=function(color){this.line.material.color.set(color);this.cone.material.color.set(color);};ArrowHelper.prototype.copy=function(source){Object3D.prototype.copy.call(this,source,false);this.line.copy(source.line);this.cone.copy(source.cone);return this;};ArrowHelper.prototype.clone=function(){return new this.constructor().copy(this);};/** - * @author sroucheray / http://sroucheray.org/ - * @author mrdoob / http://mrdoob.com/ - */function AxesHelper(size){size=size||1;var vertices=[0,0,0,size,0,0,0,0,0,0,size,0,0,0,0,0,0,size];var colors=[1,0,0,1,0.6,0,0,1,0,0.6,1,0,0,0,1,0,0.6,1];var geometry=new BufferGeometry();geometry.setAttribute('position',new Float32BufferAttribute(vertices,3));geometry.setAttribute('color',new Float32BufferAttribute(colors,3));var material=new LineBasicMaterial({vertexColors:true,toneMapped:false});LineSegments.call(this,geometry,material);this.type='AxesHelper';}AxesHelper.prototype=Object.create(LineSegments.prototype);AxesHelper.prototype.constructor=AxesHelper;/** - * @author Emmett Lalish / elalish - * - * This class generates a Prefiltered, Mipmapped Radiance Environment Map - * (PMREM) from a cubeMap environment texture. This allows different levels of - * blur to be quickly accessed based on material roughness. It is packed into a - * special CubeUV format that allows us to perform custom interpolation so that - * we can support nonlinear formats such as RGBE. Unlike a traditional mipmap - * chain, it only goes down to the LOD_MIN level (above), and then creates extra - * even more filtered 'mips' at the same LOD_MIN resolution, associated with - * higher roughness levels. In this way we maintain resolution to smoothly - * interpolate diffuse lighting while limiting sampling computation. - */var LOD_MIN=4;var LOD_MAX=8;var SIZE_MAX=Math.pow(2,LOD_MAX);// The standard deviations (radians) associated with the extra mips. These are -// chosen to approximate a Trowbridge-Reitz distribution function times the -// geometric shadowing function. These sigma values squared must match the -// variance #defines in cube_uv_reflection_fragment.glsl.js. -var EXTRA_LOD_SIGMA=[0.125,0.215,0.35,0.446,0.526,0.582];var TOTAL_LODS=LOD_MAX-LOD_MIN+1+EXTRA_LOD_SIGMA.length;// The maximum length of the blur for loop. Smaller sigmas will use fewer -// samples and exit early, but not recompile the shader. -var MAX_SAMPLES=20;var ENCODINGS=(_ENCODINGS={},_defineProperty(_ENCODINGS,LinearEncoding,0),_defineProperty(_ENCODINGS,sRGBEncoding,1),_defineProperty(_ENCODINGS,RGBEEncoding,2),_defineProperty(_ENCODINGS,RGBM7Encoding,3),_defineProperty(_ENCODINGS,RGBM16Encoding,4),_defineProperty(_ENCODINGS,RGBDEncoding,5),_defineProperty(_ENCODINGS,GammaEncoding,6),_ENCODINGS);var _flatCamera=new OrthographicCamera();var _createPlanes2=_createPlanes(),_lodPlanes=_createPlanes2._lodPlanes,_sizeLods=_createPlanes2._sizeLods,_sigmas=_createPlanes2._sigmas;var _oldTarget=null;// Golden Ratio -var PHI=(1+Math.sqrt(5))/2;var INV_PHI=1/PHI;// Vertices of a dodecahedron (except the opposites, which represent the -// same axis), used as axis directions evenly spread on a sphere. -var _axisDirections=[new Vector3(1,1,1),new Vector3(-1,1,1),new Vector3(1,1,-1),new Vector3(-1,1,-1),new Vector3(0,PHI,INV_PHI),new Vector3(0,PHI,-INV_PHI),new Vector3(INV_PHI,0,PHI),new Vector3(-INV_PHI,0,PHI),new Vector3(PHI,INV_PHI,0),new Vector3(-PHI,INV_PHI,0)];function PMREMGenerator(renderer){this._renderer=renderer;this._pingPongRenderTarget=null;this._blurMaterial=_getBlurShader(MAX_SAMPLES);this._equirectShader=null;this._cubemapShader=null;this._compileMaterial(this._blurMaterial);}PMREMGenerator.prototype={constructor:PMREMGenerator,/** - * Generates a PMREM from a supplied Scene, which can be faster than using an - * image if networking bandwidth is low. Optional sigma specifies a blur radius - * in radians to be applied to the scene before PMREM generation. Optional near - * and far planes ensure the scene is rendered in its entirety (the cubeCamera - * is placed at the origin). - */fromScene:function fromScene(scene){var sigma=arguments.length>1&&arguments[1]!==undefined?arguments[1]:0;var near=arguments.length>2&&arguments[2]!==undefined?arguments[2]:0.1;var far=arguments.length>3&&arguments[3]!==undefined?arguments[3]:100;_oldTarget=this._renderer.getRenderTarget();var cubeUVRenderTarget=this._allocateTargets();this._sceneToCubeUV(scene,near,far,cubeUVRenderTarget);if(sigma>0){this._blur(cubeUVRenderTarget,0,0,sigma);}this._applyPMREM(cubeUVRenderTarget);this._cleanup(cubeUVRenderTarget);return cubeUVRenderTarget;},/** - * Generates a PMREM from an equirectangular texture, which can be either LDR - * (RGBFormat) or HDR (RGBEFormat). The ideal input image size is 1k (1024 x 512), - * as this matches best with the 256 x 256 cubemap output. - */fromEquirectangular:function fromEquirectangular(equirectangular){equirectangular.magFilter=NearestFilter;equirectangular.minFilter=NearestFilter;equirectangular.generateMipmaps=false;return this.fromCubemap(equirectangular);},/** - * Generates a PMREM from an cubemap texture, which can be either LDR - * (RGBFormat) or HDR (RGBEFormat). The ideal input cube size is 256 x 256, - * as this matches best with the 256 x 256 cubemap output. - */fromCubemap:function fromCubemap(cubemap){_oldTarget=this._renderer.getRenderTarget();var cubeUVRenderTarget=this._allocateTargets(cubemap);this._textureToCubeUV(cubemap,cubeUVRenderTarget);this._applyPMREM(cubeUVRenderTarget);this._cleanup(cubeUVRenderTarget);return cubeUVRenderTarget;},/** - * Pre-compiles the cubemap shader. You can get faster start-up by invoking this method during - * your texture's network fetch for increased concurrency. - */compileCubemapShader:function compileCubemapShader(){if(this._cubemapShader===null){this._cubemapShader=_getCubemapShader();this._compileMaterial(this._cubemapShader);}},/** - * Pre-compiles the equirectangular shader. You can get faster start-up by invoking this method during - * your texture's network fetch for increased concurrency. - */compileEquirectangularShader:function compileEquirectangularShader(){if(this._equirectShader===null){this._equirectShader=_getEquirectShader();this._compileMaterial(this._equirectShader);}},/** - * Disposes of the PMREMGenerator's internal memory. Note that PMREMGenerator is a static class, - * so you should not need more than one PMREMGenerator object. If you do, calling dispose() on - * one of them will cause any others to also become unusable. - */dispose:function dispose(){this._blurMaterial.dispose();if(this._cubemapShader!==null)this._cubemapShader.dispose();if(this._equirectShader!==null)this._equirectShader.dispose();for(var i=0;i<_lodPlanes.length;i++){_lodPlanes[i].dispose();}},// private interface -_cleanup:function _cleanup(outputTarget){this._pingPongRenderTarget.dispose();this._renderer.setRenderTarget(_oldTarget);outputTarget.scissorTest=false;// reset viewport and scissor -outputTarget.setSize(outputTarget.width,outputTarget.height);},_allocateTargets:function _allocateTargets(equirectangular){var params={magFilter:NearestFilter,minFilter:NearestFilter,generateMipmaps:false,type:UnsignedByteType,format:RGBEFormat,encoding:_isLDR(equirectangular)?equirectangular.encoding:RGBEEncoding,depthBuffer:false,stencilBuffer:false};var cubeUVRenderTarget=_createRenderTarget(params);cubeUVRenderTarget.depthBuffer=equirectangular?false:true;this._pingPongRenderTarget=_createRenderTarget(params);return cubeUVRenderTarget;},_compileMaterial:function _compileMaterial(material){var tmpMesh=new Mesh(_lodPlanes[0],material);this._renderer.compile(tmpMesh,_flatCamera);},_sceneToCubeUV:function _sceneToCubeUV(scene,near,far,cubeUVRenderTarget){var fov=90;var aspect=1;var cubeCamera=new PerspectiveCamera(fov,aspect,near,far);var upSign=[1,-1,1,1,1,1];var forwardSign=[1,1,1,-1,-1,-1];var renderer=this._renderer;var outputEncoding=renderer.outputEncoding;var toneMapping=renderer.toneMapping;var toneMappingExposure=renderer.toneMappingExposure;var clearColor=renderer.getClearColor();var clearAlpha=renderer.getClearAlpha();renderer.toneMapping=LinearToneMapping;renderer.toneMappingExposure=1.0;renderer.outputEncoding=LinearEncoding;var background=scene.background;if(background&&background.isColor){background.convertSRGBToLinear();// Convert linear to RGBE -var maxComponent=Math.max(background.r,background.g,background.b);var fExp=Math.min(Math.max(Math.ceil(Math.log2(maxComponent)),-128.0),127.0);background=background.multiplyScalar(Math.pow(2.0,-fExp));var alpha=(fExp+128.0)/255.0;renderer.setClearColor(background,alpha);scene.background=null;}for(var i=0;i<6;i++){var col=i%3;if(col==0){cubeCamera.up.set(0,upSign[i],0);cubeCamera.lookAt(forwardSign[i],0,0);}else if(col==1){cubeCamera.up.set(0,0,upSign[i]);cubeCamera.lookAt(0,forwardSign[i],0);}else{cubeCamera.up.set(0,upSign[i],0);cubeCamera.lookAt(0,0,forwardSign[i]);}_setViewport(cubeUVRenderTarget,col*SIZE_MAX,i>2?SIZE_MAX:0,SIZE_MAX,SIZE_MAX);renderer.setRenderTarget(cubeUVRenderTarget);renderer.render(scene,cubeCamera);}renderer.toneMapping=toneMapping;renderer.toneMappingExposure=toneMappingExposure;renderer.outputEncoding=outputEncoding;renderer.setClearColor(clearColor,clearAlpha);},_textureToCubeUV:function _textureToCubeUV(texture,cubeUVRenderTarget){var renderer=this._renderer;if(texture.isCubeTexture){if(this._cubemapShader==null){this._cubemapShader=_getCubemapShader();}}else{if(this._equirectShader==null){this._equirectShader=_getEquirectShader();}}var material=texture.isCubeTexture?this._cubemapShader:this._equirectShader;var mesh=new Mesh(_lodPlanes[0],material);var uniforms=material.uniforms;uniforms['envMap'].value=texture;if(!texture.isCubeTexture){uniforms['texelSize'].value.set(1.0/texture.image.width,1.0/texture.image.height);}uniforms['inputEncoding'].value=ENCODINGS[texture.encoding];uniforms['outputEncoding'].value=ENCODINGS[cubeUVRenderTarget.texture.encoding];_setViewport(cubeUVRenderTarget,0,0,3*SIZE_MAX,2*SIZE_MAX);renderer.setRenderTarget(cubeUVRenderTarget);renderer.render(mesh,_flatCamera);},_applyPMREM:function _applyPMREM(cubeUVRenderTarget){var renderer=this._renderer;var autoClear=renderer.autoClear;renderer.autoClear=false;for(var i=1;iMAX_SAMPLES){console.warn("sigmaRadians, ".concat(sigmaRadians,", is too large and will clip, as it requested ").concat(samples," samples when the maximum is set to ").concat(MAX_SAMPLES));}var weights=[];var sum=0;for(var i=0;iLOD_MAX-LOD_MIN?lodOut-LOD_MAX+LOD_MIN:0);_setViewport(targetOut,x,y,3*outputSize,2*outputSize);renderer.setRenderTarget(targetOut);renderer.render(blurMesh,_flatCamera);}};function _isLDR(texture){if(texture===undefined||texture.type!==UnsignedByteType)return false;return texture.encoding===LinearEncoding||texture.encoding===sRGBEncoding||texture.encoding===GammaEncoding;}function _createPlanes(){var _lodPlanes=[];var _sizeLods=[];var _sigmas=[];var lod=LOD_MAX;for(var i=0;iLOD_MAX-LOD_MIN){sigma=EXTRA_LOD_SIGMA[i-LOD_MAX+LOD_MIN-1];}else if(i==0){sigma=0;}_sigmas.push(sigma);var texelSize=1.0/(sizeLod-1);var min=-texelSize/2;var max=1+texelSize/2;var uv1=[min,min,max,min,max,max,min,min,max,max,min,max];var cubeFaces=6;var vertices=6;var positionSize=3;var uvSize=2;var faceIndexSize=1;var position=new Float32Array(positionSize*vertices*cubeFaces);var uv=new Float32Array(uvSize*vertices*cubeFaces);var faceIndex=new Float32Array(faceIndexSize*vertices*cubeFaces);for(var face=0;face2?0:-1;var coordinates=[x,y,0,x+2/3,y,0,x+2/3,y+1,0,x,y,0,x+2/3,y+1,0,x,y+1,0];position.set(coordinates,positionSize*vertices*face);uv.set(uv1,uvSize*vertices*face);var fill=[face,face,face,face,face,face];faceIndex.set(fill,faceIndexSize*vertices*face);}var planes=new BufferGeometry();planes.setAttribute('position',new BufferAttribute(position,positionSize));planes.setAttribute('uv',new BufferAttribute(uv,uvSize));planes.setAttribute('faceIndex',new BufferAttribute(faceIndex,faceIndexSize));_lodPlanes.push(planes);if(lod>LOD_MIN){lod--;}}return{_lodPlanes:_lodPlanes,_sizeLods:_sizeLods,_sigmas:_sigmas};}function _createRenderTarget(params){var cubeUVRenderTarget=new WebGLRenderTarget(3*SIZE_MAX,3*SIZE_MAX,params);cubeUVRenderTarget.texture.mapping=CubeUVReflectionMapping;cubeUVRenderTarget.texture.name='PMREM.cubeUv';cubeUVRenderTarget.scissorTest=true;return cubeUVRenderTarget;}function _setViewport(target,x,y,width,height){target.viewport.set(x,y,width,height);target.scissor.set(x,y,width,height);}function _getBlurShader(maxSamples){var weights=new Float32Array(maxSamples);var poleAxis=new Vector3(0,1,0);var shaderMaterial=new RawShaderMaterial({defines:{'n':maxSamples},uniforms:{'envMap':{value:null},'samples':{value:1},'weights':{value:weights},'latitudinal':{value:false},'dTheta':{value:0},'mipInt':{value:0},'poleAxis':{value:poleAxis},'inputEncoding':{value:ENCODINGS[LinearEncoding]},'outputEncoding':{value:ENCODINGS[LinearEncoding]}},vertexShader:_getCommonVertexShader(),fragmentShader:"\nprecision mediump float;\nprecision mediump int;\nvarying vec3 vOutputDirection;\nuniform sampler2D envMap;\nuniform int samples;\nuniform float weights[n];\nuniform bool latitudinal;\nuniform float dTheta;\nuniform float mipInt;\nuniform vec3 poleAxis;\n\n".concat(_getEncodings(),"\n\n#define ENVMAP_TYPE_CUBE_UV\n#include \n\nvec3 getSample(float theta, vec3 axis) {\n\tfloat cosTheta = cos(theta);\n\t// Rodrigues' axis-angle rotation\n\tvec3 sampleDirection = vOutputDirection * cosTheta\n\t\t+ cross(axis, vOutputDirection) * sin(theta)\n\t\t+ axis * dot(axis, vOutputDirection) * (1.0 - cosTheta);\n\treturn bilinearCubeUV(envMap, sampleDirection, mipInt);\n}\n\nvoid main() {\n\tvec3 axis = latitudinal ? poleAxis : cross(poleAxis, vOutputDirection);\n\tif (all(equal(axis, vec3(0.0))))\n\t\taxis = vec3(vOutputDirection.z, 0.0, - vOutputDirection.x);\n\taxis = normalize(axis);\n\tgl_FragColor = vec4(0.0);\n\tgl_FragColor.rgb += weights[0] * getSample(0.0, axis);\n\tfor (int i = 1; i < n; i++) {\n\t\tif (i >= samples)\n\t\t\tbreak;\n\t\tfloat theta = dTheta * float(i);\n\t\tgl_FragColor.rgb += weights[i] * getSample(-1.0 * theta, axis);\n\t\tgl_FragColor.rgb += weights[i] * getSample(theta, axis);\n\t}\n\tgl_FragColor = linearToOutputTexel(gl_FragColor);\n}\n\t\t"),blending:NoBlending,depthTest:false,depthWrite:false});shaderMaterial.type='SphericalGaussianBlur';return shaderMaterial;}function _getEquirectShader(){var texelSize=new Vector2(1,1);var shaderMaterial=new RawShaderMaterial({uniforms:{'envMap':{value:null},'texelSize':{value:texelSize},'inputEncoding':{value:ENCODINGS[LinearEncoding]},'outputEncoding':{value:ENCODINGS[LinearEncoding]}},vertexShader:_getCommonVertexShader(),fragmentShader:"\nprecision mediump float;\nprecision mediump int;\nvarying vec3 vOutputDirection;\nuniform sampler2D envMap;\nuniform vec2 texelSize;\n\n".concat(_getEncodings(),"\n\n#include \n\nvoid main() {\n\tgl_FragColor = vec4(0.0);\n\tvec3 outputDirection = normalize(vOutputDirection);\n\tvec2 uv = equirectUv( outputDirection );\n\tvec2 f = fract(uv / texelSize - 0.5);\n\tuv -= f * texelSize;\n\tvec3 tl = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\n\tuv.x += texelSize.x;\n\tvec3 tr = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\n\tuv.y += texelSize.y;\n\tvec3 br = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\n\tuv.x -= texelSize.x;\n\tvec3 bl = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\n\tvec3 tm = mix(tl, tr, f.x);\n\tvec3 bm = mix(bl, br, f.x);\n\tgl_FragColor.rgb = mix(tm, bm, f.y);\n\tgl_FragColor = linearToOutputTexel(gl_FragColor);\n}\n\t\t"),blending:NoBlending,depthTest:false,depthWrite:false});shaderMaterial.type='EquirectangularToCubeUV';return shaderMaterial;}function _getCubemapShader(){var shaderMaterial=new RawShaderMaterial({uniforms:{'envMap':{value:null},'inputEncoding':{value:ENCODINGS[LinearEncoding]},'outputEncoding':{value:ENCODINGS[LinearEncoding]}},vertexShader:_getCommonVertexShader(),fragmentShader:"\nprecision mediump float;\nprecision mediump int;\nvarying vec3 vOutputDirection;\nuniform samplerCube envMap;\n\n".concat(_getEncodings(),"\n\nvoid main() {\n\tgl_FragColor = vec4(0.0);\n\tgl_FragColor.rgb = envMapTexelToLinear(textureCube(envMap, vec3( - vOutputDirection.x, vOutputDirection.yz ))).rgb;\n\tgl_FragColor = linearToOutputTexel(gl_FragColor);\n}\n\t\t"),blending:NoBlending,depthTest:false,depthWrite:false});shaderMaterial.type='CubemapToCubeUV';return shaderMaterial;}function _getCommonVertexShader(){return"\nprecision mediump float;\nprecision mediump int;\nattribute vec3 position;\nattribute vec2 uv;\nattribute float faceIndex;\nvarying vec3 vOutputDirection;\n\n// RH coordinate system; PMREM face-indexing convention\nvec3 getDirection(vec2 uv, float face) {\n\tuv = 2.0 * uv - 1.0;\n\tvec3 direction = vec3(uv, 1.0);\n\tif (face == 0.0) {\n\t\tdirection = direction.zyx; // ( 1, v, u ) pos x\n\t} else if (face == 1.0) {\n\t\tdirection = direction.xzy;\n\t\tdirection.xz *= -1.0; // ( -u, 1, -v ) pos y\n\t} else if (face == 2.0) {\n\t\tdirection.x *= -1.0; // ( -u, v, 1 ) pos z\n\t} else if (face == 3.0) {\n\t\tdirection = direction.zyx;\n\t\tdirection.xz *= -1.0; // ( -1, v, -u ) neg x\n\t} else if (face == 4.0) {\n\t\tdirection = direction.xzy;\n\t\tdirection.xy *= -1.0; // ( -u, -1, v ) neg y\n\t} else if (face == 5.0) {\n\t\tdirection.z *= -1.0; // ( u, v, -1 ) neg z\n\t}\n\treturn direction;\n}\n\nvoid main() {\n\tvOutputDirection = getDirection(uv, faceIndex);\n\tgl_Position = vec4( position, 1.0 );\n}\n\t";}function _getEncodings(){return"\nuniform int inputEncoding;\nuniform int outputEncoding;\n\n#include \n\nvec4 inputTexelToLinear(vec4 value){\n\tif(inputEncoding == 0){\n\t\treturn value;\n\t}else if(inputEncoding == 1){\n\t\treturn sRGBToLinear(value);\n\t}else if(inputEncoding == 2){\n\t\treturn RGBEToLinear(value);\n\t}else if(inputEncoding == 3){\n\t\treturn RGBMToLinear(value, 7.0);\n\t}else if(inputEncoding == 4){\n\t\treturn RGBMToLinear(value, 16.0);\n\t}else if(inputEncoding == 5){\n\t\treturn RGBDToLinear(value, 256.0);\n\t}else{\n\t\treturn GammaToLinear(value, 2.2);\n\t}\n}\n\nvec4 linearToOutputTexel(vec4 value){\n\tif(outputEncoding == 0){\n\t\treturn value;\n\t}else if(outputEncoding == 1){\n\t\treturn LinearTosRGB(value);\n\t}else if(outputEncoding == 2){\n\t\treturn LinearToRGBE(value);\n\t}else if(outputEncoding == 3){\n\t\treturn LinearToRGBM(value, 7.0);\n\t}else if(outputEncoding == 4){\n\t\treturn LinearToRGBM(value, 16.0);\n\t}else if(outputEncoding == 5){\n\t\treturn LinearToRGBD(value, 256.0);\n\t}else{\n\t\treturn LinearToGamma(value, 2.2);\n\t}\n}\n\nvec4 envMapTexelToLinear(vec4 color) {\n\treturn inputTexelToLinear(color);\n}\n\t";}// -Curve.create=function(construct,getPoint){console.log('THREE.Curve.create() has been deprecated');construct.prototype=Object.create(Curve.prototype);construct.prototype.constructor=construct;construct.prototype.getPoint=getPoint;return construct;};// -Object.assign(CurvePath.prototype,{createPointsGeometry:function createPointsGeometry(divisions){console.warn('THREE.CurvePath: .createPointsGeometry() has been removed. Use new THREE.Geometry().setFromPoints( points ) instead.');// generate geometry from path points (for Line or Points objects) -var pts=this.getPoints(divisions);return this.createGeometry(pts);},createSpacedPointsGeometry:function createSpacedPointsGeometry(divisions){console.warn('THREE.CurvePath: .createSpacedPointsGeometry() has been removed. Use new THREE.Geometry().setFromPoints( points ) instead.');// generate geometry from equidistant sampling along the path -var pts=this.getSpacedPoints(divisions);return this.createGeometry(pts);},createGeometry:function createGeometry(points){console.warn('THREE.CurvePath: .createGeometry() has been removed. Use new THREE.Geometry().setFromPoints( points ) instead.');var geometry=new Geometry();for(var i=0,l=points.length;ib._taskLoad?-1:1;});}var worker=_this13.workerPool[_this13.workerPool.length-1];worker._taskCosts[taskID]=taskCost;worker._taskLoad+=taskCost;return worker;});},_releaseTask:function _releaseTask(worker,taskID){worker._taskLoad-=worker._taskCosts[taskID];delete worker._callbacks[taskID];delete worker._taskCosts[taskID];},debug:function debug(){console.log('Task load: ',this.workerPool.map(function(worker){return worker._taskLoad;}));},dispose:function dispose(){for(var i=0;i=2.0 are supported.'));return;}if(json.extensionsUsed){for(var i=0;i=0){console.warn('THREE.GLTFLoader: Unknown extension "'+extensionName+'".');}}}}var parser=new GLTFParser(json,extensions,{path:path||this.resourcePath||'',crossOrigin:this.crossOrigin,manager:this.manager});parser.fileLoader.setRequestHeader(this.requestHeader);parser.parse(onLoad,onError);}});/* GLTFREGISTRY */function GLTFRegistry(){var objects={};return{get:function get(key){return objects[key];},add:function add(key,object){objects[key]=object;},remove:function remove(key){delete objects[key];},removeAll:function removeAll(){objects={};}};}/*********************************/ /********** EXTENSIONS ***********/ /*********************************/var EXTENSIONS={KHR_BINARY_GLTF:'KHR_binary_glTF',KHR_DRACO_MESH_COMPRESSION:'KHR_draco_mesh_compression',KHR_LIGHTS_PUNCTUAL:'KHR_lights_punctual',KHR_MATERIALS_CLEARCOAT:'KHR_materials_clearcoat',KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS:'KHR_materials_pbrSpecularGlossiness',KHR_MATERIALS_UNLIT:'KHR_materials_unlit',KHR_TEXTURE_TRANSFORM:'KHR_texture_transform',KHR_MESH_QUANTIZATION:'KHR_mesh_quantization',MSFT_TEXTURE_DDS:'MSFT_texture_dds'};/** - * DDS Texture Extension - * - * Specification: https://github.com/KhronosGroup/glTF/tree/master/extensions/2.0/Vendor/MSFT_texture_dds - * - */function GLTFTextureDDSExtension(ddsLoader){if(!ddsLoader){throw new Error('THREE.GLTFLoader: Attempting to load .dds texture without importing DDSLoader');}this.name=EXTENSIONS.MSFT_TEXTURE_DDS;this.ddsLoader=ddsLoader;}/** - * Punctual Lights Extension - * - * Specification: https://github.com/KhronosGroup/glTF/tree/master/extensions/2.0/Khronos/KHR_lights_punctual - */function GLTFLightsExtension(json){this.name=EXTENSIONS.KHR_LIGHTS_PUNCTUAL;var extension=json.extensions&&json.extensions[EXTENSIONS.KHR_LIGHTS_PUNCTUAL]||{};this.lightDefs=extension.lights||[];}GLTFLightsExtension.prototype.loadLight=function(lightIndex){var lightDef=this.lightDefs[lightIndex];var lightNode;var color=new Color(0xffffff);if(lightDef.color!==undefined)color.fromArray(lightDef.color);var range=lightDef.range!==undefined?lightDef.range:0;switch(lightDef.type){case'directional':lightNode=new DirectionalLight(color);lightNode.target.position.set(0,0,-1);lightNode.add(lightNode.target);break;case'point':lightNode=new PointLight(color);lightNode.distance=range;break;case'spot':lightNode=new SpotLight(color);lightNode.distance=range;// Handle spotlight properties. -lightDef.spot=lightDef.spot||{};lightDef.spot.innerConeAngle=lightDef.spot.innerConeAngle!==undefined?lightDef.spot.innerConeAngle:0;lightDef.spot.outerConeAngle=lightDef.spot.outerConeAngle!==undefined?lightDef.spot.outerConeAngle:Math.PI/4.0;lightNode.angle=lightDef.spot.outerConeAngle;lightNode.penumbra=1.0-lightDef.spot.innerConeAngle/lightDef.spot.outerConeAngle;lightNode.target.position.set(0,0,-1);lightNode.add(lightNode.target);break;default:throw new Error('THREE.GLTFLoader: Unexpected light type, "'+lightDef.type+'".');}// Some lights (e.g. spot) default to a position other than the origin. Reset the position -// here, because node-level parsing will only override position if explicitly specified. -lightNode.position.set(0,0,0);lightNode.decay=2;if(lightDef.intensity!==undefined)lightNode.intensity=lightDef.intensity;lightNode.name=lightDef.name||'light_'+lightIndex;return Promise.resolve(lightNode);};/** - * Unlit Materials Extension - * - * Specification: https://github.com/KhronosGroup/glTF/tree/master/extensions/2.0/Khronos/KHR_materials_unlit - */function GLTFMaterialsUnlitExtension(){this.name=EXTENSIONS.KHR_MATERIALS_UNLIT;}GLTFMaterialsUnlitExtension.prototype.getMaterialType=function(){return MeshBasicMaterial;};GLTFMaterialsUnlitExtension.prototype.extendParams=function(materialParams,materialDef,parser){var pending=[];materialParams.color=new Color(1.0,1.0,1.0);materialParams.opacity=1.0;var metallicRoughness=materialDef.pbrMetallicRoughness;if(metallicRoughness){if(Array.isArray(metallicRoughness.baseColorFactor)){var array=metallicRoughness.baseColorFactor;materialParams.color.fromArray(array);materialParams.opacity=array[3];}if(metallicRoughness.baseColorTexture!==undefined){pending.push(parser.assignTexture(materialParams,'map',metallicRoughness.baseColorTexture));}}return Promise.all(pending);};/** - * Clearcoat Materials Extension - * - * Specification: https://github.com/KhronosGroup/glTF/tree/master/extensions/2.0/Khronos/KHR_materials_clearcoat - */function GLTFMaterialsClearcoatExtension(){this.name=EXTENSIONS.KHR_MATERIALS_CLEARCOAT;}GLTFMaterialsClearcoatExtension.prototype.getMaterialType=function(){return MeshPhysicalMaterial;};GLTFMaterialsClearcoatExtension.prototype.extendParams=function(materialParams,materialDef,parser){var pending=[];var extension=materialDef.extensions[this.name];if(extension.clearcoatFactor!==undefined){materialParams.clearcoat=extension.clearcoatFactor;}if(extension.clearcoatTexture!==undefined){pending.push(parser.assignTexture(materialParams,'clearcoatMap',extension.clearcoatTexture));}if(extension.clearcoatRoughnessFactor!==undefined){materialParams.clearcoatRoughness=extension.clearcoatRoughnessFactor;}if(extension.clearcoatRoughnessTexture!==undefined){pending.push(parser.assignTexture(materialParams,'clearcoatRoughnessMap',extension.clearcoatRoughnessTexture));}if(extension.clearcoatNormalTexture!==undefined){pending.push(parser.assignTexture(materialParams,'clearcoatNormalMap',extension.clearcoatNormalTexture));if(extension.clearcoatNormalTexture.scale!==undefined){var scale=extension.clearcoatNormalTexture.scale;materialParams.clearcoatNormalScale=new Vector2(scale,scale);}}return Promise.all(pending);};/* BINARY EXTENSION */var BINARY_EXTENSION_HEADER_MAGIC='glTF';var BINARY_EXTENSION_HEADER_LENGTH=12;var BINARY_EXTENSION_CHUNK_TYPES={JSON:0x4E4F534A,BIN:0x004E4942};function GLTFBinaryExtension(data){this.name=EXTENSIONS.KHR_BINARY_GLTF;this.content=null;this.body=null;var headerView=new DataView(data,0,BINARY_EXTENSION_HEADER_LENGTH);this.header={magic:LoaderUtils.decodeText(new Uint8Array(data.slice(0,4))),version:headerView.getUint32(4,true),length:headerView.getUint32(8,true)};if(this.header.magic!==BINARY_EXTENSION_HEADER_MAGIC){throw new Error('THREE.GLTFLoader: Unsupported glTF-Binary header.');}else if(this.header.version<2.0){throw new Error('THREE.GLTFLoader: Legacy binary file detected.');}var chunkView=new DataView(data,BINARY_EXTENSION_HEADER_LENGTH);var chunkIndex=0;while(chunkIndex',specularMapParsFragmentChunk);shader.fragmentShader=shader.fragmentShader.replace('#include ',glossinessMapParsFragmentChunk);shader.fragmentShader=shader.fragmentShader.replace('#include ',specularMapFragmentChunk);shader.fragmentShader=shader.fragmentShader.replace('#include ',glossinessMapFragmentChunk);shader.fragmentShader=shader.fragmentShader.replace('#include ',lightPhysicalFragmentChunk);};/*eslint-disable*/Object.defineProperties(this,{specular:{get:function get(){return uniforms.specular.value;},set:function set(v){uniforms.specular.value=v;}},specularMap:{get:function get(){return uniforms.specularMap.value;},set:function set(v){uniforms.specularMap.value=v;}},glossiness:{get:function get(){return uniforms.glossiness.value;},set:function set(v){uniforms.glossiness.value=v;}},glossinessMap:{get:function get(){return uniforms.glossinessMap.value;},set:function set(v){uniforms.glossinessMap.value=v;//how about something like this - @pailhead -if(v){this.defines.USE_GLOSSINESSMAP='';// set USE_ROUGHNESSMAP to enable vUv -this.defines.USE_ROUGHNESSMAP='';}else{delete this.defines.USE_ROUGHNESSMAP;delete this.defines.USE_GLOSSINESSMAP;}}}});/*eslint-enable*/delete this.metalness;delete this.roughness;delete this.metalnessMap;delete this.roughnessMap;this.setValues(params);}GLTFMeshStandardSGMaterial.prototype=Object.create(MeshStandardMaterial.prototype);GLTFMeshStandardSGMaterial.prototype.constructor=GLTFMeshStandardSGMaterial;GLTFMeshStandardSGMaterial.prototype.copy=function(source){MeshStandardMaterial.prototype.copy.call(this,source);this.specularMap=source.specularMap;this.specular.copy(source.specular);this.glossinessMap=source.glossinessMap;this.glossiness=source.glossiness;delete this.metalness;delete this.roughness;delete this.metalnessMap;delete this.roughnessMap;return this;};function GLTFMaterialsPbrSpecularGlossinessExtension(){return{name:EXTENSIONS.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS,specularGlossinessParams:['color','map','lightMap','lightMapIntensity','aoMap','aoMapIntensity','emissive','emissiveIntensity','emissiveMap','bumpMap','bumpScale','normalMap','normalMapType','displacementMap','displacementScale','displacementBias','specularMap','specular','glossinessMap','glossiness','alphaMap','envMap','envMapIntensity','refractionRatio'],getMaterialType:function getMaterialType(){return GLTFMeshStandardSGMaterial;},extendParams:function extendParams(materialParams,materialDef,parser){var pbrSpecularGlossiness=materialDef.extensions[this.name];materialParams.color=new Color(1.0,1.0,1.0);materialParams.opacity=1.0;var pending=[];if(Array.isArray(pbrSpecularGlossiness.diffuseFactor)){var array=pbrSpecularGlossiness.diffuseFactor;materialParams.color.fromArray(array);materialParams.opacity=array[3];}if(pbrSpecularGlossiness.diffuseTexture!==undefined){pending.push(parser.assignTexture(materialParams,'map',pbrSpecularGlossiness.diffuseTexture));}materialParams.emissive=new Color(0.0,0.0,0.0);materialParams.glossiness=pbrSpecularGlossiness.glossinessFactor!==undefined?pbrSpecularGlossiness.glossinessFactor:1.0;materialParams.specular=new Color(1.0,1.0,1.0);if(Array.isArray(pbrSpecularGlossiness.specularFactor)){materialParams.specular.fromArray(pbrSpecularGlossiness.specularFactor);}if(pbrSpecularGlossiness.specularGlossinessTexture!==undefined){var specGlossMapDef=pbrSpecularGlossiness.specularGlossinessTexture;pending.push(parser.assignTexture(materialParams,'glossinessMap',specGlossMapDef));pending.push(parser.assignTexture(materialParams,'specularMap',specGlossMapDef));}return Promise.all(pending);},createMaterial:function createMaterial(materialParams){var material=new GLTFMeshStandardSGMaterial(materialParams);material.fog=true;material.color=materialParams.color;material.map=materialParams.map===undefined?null:materialParams.map;material.lightMap=null;material.lightMapIntensity=1.0;material.aoMap=materialParams.aoMap===undefined?null:materialParams.aoMap;material.aoMapIntensity=1.0;material.emissive=materialParams.emissive;material.emissiveIntensity=1.0;material.emissiveMap=materialParams.emissiveMap===undefined?null:materialParams.emissiveMap;material.bumpMap=materialParams.bumpMap===undefined?null:materialParams.bumpMap;material.bumpScale=1;material.normalMap=materialParams.normalMap===undefined?null:materialParams.normalMap;material.normalMapType=TangentSpaceNormalMap;if(materialParams.normalScale)material.normalScale=materialParams.normalScale;material.displacementMap=null;material.displacementScale=1;material.displacementBias=0;material.specularMap=materialParams.specularMap===undefined?null:materialParams.specularMap;material.specular=materialParams.specular;material.glossinessMap=materialParams.glossinessMap===undefined?null:materialParams.glossinessMap;material.glossiness=materialParams.glossiness;material.alphaMap=null;material.envMap=materialParams.envMap===undefined?null:materialParams.envMap;material.envMapIntensity=1.0;material.refractionRatio=0.98;return material;}};}/** - * Mesh Quantization Extension - * - * Specification: https://github.com/KhronosGroup/glTF/tree/master/extensions/2.0/Khronos/KHR_mesh_quantization - */function GLTFMeshQuantizationExtension(){this.name=EXTENSIONS.KHR_MESH_QUANTIZATION;}/*********************************/ /********** INTERPOLATION ********/ /*********************************/ // Spline Interpolation -// Specification: https://github.com/KhronosGroup/glTF/blob/master/specification/2.0/README.md#appendix-c-spline-interpolation -function GLTFCubicSplineInterpolant(parameterPositions,sampleValues,sampleSize,resultBuffer){Interpolant.call(this,parameterPositions,sampleValues,sampleSize,resultBuffer);}GLTFCubicSplineInterpolant.prototype=Object.create(Interpolant.prototype);GLTFCubicSplineInterpolant.prototype.constructor=GLTFCubicSplineInterpolant;GLTFCubicSplineInterpolant.prototype.copySampleValue_=function(index){// Copies a sample value to the result buffer. See description of glTF -// CUBICSPLINE values layout in interpolate_() function below. -var result=this.resultBuffer,values=this.sampleValues,valueSize=this.valueSize,offset=index*valueSize*3+valueSize;for(var i=0;i!==valueSize;i++){result[i]=values[offset+i];}return result;};GLTFCubicSplineInterpolant.prototype.beforeStart_=GLTFCubicSplineInterpolant.prototype.copySampleValue_;GLTFCubicSplineInterpolant.prototype.afterEnd_=GLTFCubicSplineInterpolant.prototype.copySampleValue_;GLTFCubicSplineInterpolant.prototype.interpolate_=function(i1,t0,t,t1){var result=this.resultBuffer;var values=this.sampleValues;var stride=this.valueSize;var stride2=stride*2;var stride3=stride*3;var td=t1-t0;var p=(t-t0)/td;var pp=p*p;var ppp=pp*p;var offset1=i1*stride3;var offset0=offset1-stride3;var s2=-2*ppp+3*pp;var s3=ppp-pp;var s0=1-s2;var s1=s3-pp+p;// Layout of keyframe output values for CUBICSPLINE animations: -// [ inTangent_1, splineVertex_1, outTangent_1, inTangent_2, splineVertex_2, ... ] -for(var i=0;i!==stride;i++){var p0=values[offset0+i+stride];// splineVertex_k -var m0=values[offset0+i+stride2]*td;// outTangent_k * (t_k+1 - t_k) -var p1=values[offset1+i+stride];// splineVertex_k+1 -var m1=values[offset1+i]*td;// inTangent_k+1 * (t_k+1 - t_k) -result[i]=s0*p0+s1*m0+s2*p1+s3*m1;}return result;};/*********************************/ /********** INTERNALS ************/ /*********************************/ /* CONSTANTS */var WEBGL_CONSTANTS={FLOAT:5126,//FLOAT_MAT2: 35674, -FLOAT_MAT3:35675,FLOAT_MAT4:35676,FLOAT_VEC2:35664,FLOAT_VEC3:35665,FLOAT_VEC4:35666,LINEAR:9729,REPEAT:10497,SAMPLER_2D:35678,POINTS:0,LINES:1,LINE_LOOP:2,LINE_STRIP:3,TRIANGLES:4,TRIANGLE_STRIP:5,TRIANGLE_FAN:6,UNSIGNED_BYTE:5121,UNSIGNED_SHORT:5123};var WEBGL_COMPONENT_TYPES={5120:Int8Array,5121:Uint8Array,5122:Int16Array,5123:Uint16Array,5125:Uint32Array,5126:Float32Array};var WEBGL_FILTERS={9728:NearestFilter,9729:LinearFilter,9984:NearestMipmapNearestFilter,9985:LinearMipmapNearestFilter,9986:NearestMipmapLinearFilter,9987:LinearMipmapLinearFilter};var WEBGL_WRAPPINGS={33071:ClampToEdgeWrapping,33648:MirroredRepeatWrapping,10497:RepeatWrapping};var WEBGL_TYPE_SIZES={'SCALAR':1,'VEC2':2,'VEC3':3,'VEC4':4,'MAT2':4,'MAT3':9,'MAT4':16};var ATTRIBUTES={POSITION:'position',NORMAL:'normal',TANGENT:'tangent',TEXCOORD_0:'uv',TEXCOORD_1:'uv2',COLOR_0:'color',WEIGHTS_0:'skinWeight',JOINTS_0:'skinIndex'};var PATH_PROPERTIES={scale:'scale',translation:'position',rotation:'quaternion',weights:'morphTargetInfluences'};var INTERPOLATION={CUBICSPLINE:undefined,// We use a custom interpolant (GLTFCubicSplineInterpolation) for CUBICSPLINE tracks. Each -// keyframe track will be initialized with a default interpolation type, then modified. -LINEAR:InterpolateLinear,STEP:InterpolateDiscrete};var ALPHA_MODES={OPAQUE:'OPAQUE',MASK:'MASK',BLEND:'BLEND'};var MIME_TYPE_FORMATS={'image/png':RGBAFormat,'image/jpeg':RGBFormat};/* UTILITY FUNCTIONS */function resolveURL(url,path){// Invalid URL -if(typeof url!=='string'||url==='')return'';// Host Relative URL -if(/^https?:\/\//i.test(path)&&/^\//.test(url)){path=path.replace(/(^https?:\/\/[^\/]+).*/i,'$1');}// Absolute URL http://,https://,// -if(/^(https?:)?\/\//i.test(url))return url;// Data URI -if(/^data:.*,.*$/i.test(url))return url;// Blob URL -if(/^blob:.*$/i.test(url))return url;// Relative URL -return path+url;}/** - * Specification: https://github.com/KhronosGroup/glTF/blob/master/specification/2.0/README.md#default-material - */function createDefaultMaterial(cache){if(cache['DefaultMaterial']===undefined){cache['DefaultMaterial']=new MeshStandardMaterial({color:0xFFFFFF,emissive:0x000000,metalness:1,roughness:1,transparent:false,depthTest:true,side:FrontSide});}return cache['DefaultMaterial'];}function addUnknownExtensionsToUserData(knownExtensions,object,objectDef){// Add unknown glTF extensions to an object's userData. -for(var name in objectDef.extensions){if(knownExtensions[name]===undefined){object.userData.gltfExtensions=object.userData.gltfExtensions||{};object.userData.gltfExtensions[name]=objectDef.extensions[name];}}}/** - * @param {Object3D|Material|BufferGeometry} object - * @param {GLTF.definition} gltfDef - */function assignExtrasToUserData(object,gltfDef){if(gltfDef.extras!==undefined){if(_typeof(gltfDef.extras)==='object'){Object.assign(object.userData,gltfDef.extras);}else{console.warn('THREE.GLTFLoader: Ignoring primitive type .extras, '+gltfDef.extras);}}}/** - * Specification: https://github.com/KhronosGroup/glTF/blob/master/specification/2.0/README.md#morph-targets - * - * @param {BufferGeometry} geometry - * @param {Array} targets - * @param {GLTFParser} parser - * @return {Promise} - */function addMorphTargets(geometry,targets,parser){var hasMorphPosition=false;var hasMorphNormal=false;for(var i=0,il=targets.length;i} - */GLTFParser.prototype.getDependency=function(type,index){var cacheKey=type+':'+index;var dependency=this.cache.get(cacheKey);if(!dependency){switch(type){case'scene':dependency=this.loadScene(index);break;case'node':dependency=this.loadNode(index);break;case'mesh':dependency=this.loadMesh(index);break;case'accessor':dependency=this.loadAccessor(index);break;case'bufferView':dependency=this.loadBufferView(index);break;case'buffer':dependency=this.loadBuffer(index);break;case'material':dependency=this.loadMaterial(index);break;case'texture':dependency=this.loadTexture(index);break;case'skin':dependency=this.loadSkin(index);break;case'animation':dependency=this.loadAnimation(index);break;case'camera':dependency=this.loadCamera(index);break;case'light':dependency=this.extensions[EXTENSIONS.KHR_LIGHTS_PUNCTUAL].loadLight(index);break;default:throw new Error('Unknown type: '+type);}this.cache.add(cacheKey,dependency);}return dependency;};/** - * Requests all dependencies of the specified type asynchronously, with caching. - * @param {string} type - * @return {Promise>} - */GLTFParser.prototype.getDependencies=function(type){var dependencies=this.cache.get(type);if(!dependencies){var parser=this;var defs=this.json[type+(type==='mesh'?'es':'s')]||[];dependencies=Promise.all(defs.map(function(def,index){return parser.getDependency(type,index);}));this.cache.add(type,dependencies);}return dependencies;};/** - * Specification: https://github.com/KhronosGroup/glTF/blob/master/specification/2.0/README.md#buffers-and-buffer-views - * @param {number} bufferIndex - * @return {Promise} - */GLTFParser.prototype.loadBuffer=function(bufferIndex){var bufferDef=this.json.buffers[bufferIndex];var loader=this.fileLoader;if(bufferDef.type&&bufferDef.type!=='arraybuffer'){throw new Error('THREE.GLTFLoader: '+bufferDef.type+' buffer type is not supported.');}// If present, GLB container is required to be the first buffer. -if(bufferDef.uri===undefined&&bufferIndex===0){return Promise.resolve(this.extensions[EXTENSIONS.KHR_BINARY_GLTF].body);}var options=this.options;return new Promise(function(resolve,reject){loader.load(resolveURL(bufferDef.uri,options.path),resolve,undefined,function(){reject(new Error('THREE.GLTFLoader: Failed to load buffer "'+bufferDef.uri+'".'));});});};/** - * Specification: https://github.com/KhronosGroup/glTF/blob/master/specification/2.0/README.md#buffers-and-buffer-views - * @param {number} bufferViewIndex - * @return {Promise} - */GLTFParser.prototype.loadBufferView=function(bufferViewIndex){var bufferViewDef=this.json.bufferViews[bufferViewIndex];return this.getDependency('buffer',bufferViewDef.buffer).then(function(buffer){var byteLength=bufferViewDef.byteLength||0;var byteOffset=bufferViewDef.byteOffset||0;return buffer.slice(byteOffset,byteOffset+byteLength);});};/** - * Specification: https://github.com/KhronosGroup/glTF/blob/master/specification/2.0/README.md#accessors - * @param {number} accessorIndex - * @return {Promise} - */GLTFParser.prototype.loadAccessor=function(accessorIndex){var parser=this;var json=this.json;var accessorDef=this.json.accessors[accessorIndex];if(accessorDef.bufferView===undefined&&accessorDef.sparse===undefined){// Ignore empty accessors, which may be used to declare runtime -// information about attributes coming from another source (e.g. Draco -// compression extension). -return Promise.resolve(null);}var pendingBufferViews=[];if(accessorDef.bufferView!==undefined){pendingBufferViews.push(this.getDependency('bufferView',accessorDef.bufferView));}else{pendingBufferViews.push(null);}if(accessorDef.sparse!==undefined){pendingBufferViews.push(this.getDependency('bufferView',accessorDef.sparse.indices.bufferView));pendingBufferViews.push(this.getDependency('bufferView',accessorDef.sparse.values.bufferView));}return Promise.all(pendingBufferViews).then(function(bufferViews){var bufferView=bufferViews[0];var itemSize=WEBGL_TYPE_SIZES[accessorDef.type];var TypedArray=WEBGL_COMPONENT_TYPES[accessorDef.componentType];// For VEC3: itemSize is 3, elementBytes is 4, itemBytes is 12. -var elementBytes=TypedArray.BYTES_PER_ELEMENT;var itemBytes=elementBytes*itemSize;var byteOffset=accessorDef.byteOffset||0;var byteStride=accessorDef.bufferView!==undefined?json.bufferViews[accessorDef.bufferView].byteStride:undefined;var normalized=accessorDef.normalized===true;var array,bufferAttribute;// The buffer is not interleaved if the stride is the item size in bytes. -if(byteStride&&byteStride!==itemBytes){// Each "slice" of the buffer, as defined by 'count' elements of 'byteStride' bytes, gets its own InterleavedBuffer -// This makes sure that IBA.count reflects accessor.count properly -var ibSlice=Math.floor(byteOffset/byteStride);var ibCacheKey='InterleavedBuffer:'+accessorDef.bufferView+':'+accessorDef.componentType+':'+ibSlice+':'+accessorDef.count;var ib=parser.cache.get(ibCacheKey);if(!ib){array=new TypedArray(bufferView,ibSlice*byteStride,accessorDef.count*byteStride/elementBytes);// Integer parameters to IB/IBA are in array elements, not bytes. -ib=new InterleavedBuffer(array,byteStride/elementBytes);parser.cache.add(ibCacheKey,ib);}bufferAttribute=new InterleavedBufferAttribute(ib,itemSize,byteOffset%byteStride/elementBytes,normalized);}else{if(bufferView===null){array=new TypedArray(accessorDef.count*itemSize);}else{array=new TypedArray(bufferView,byteOffset,accessorDef.count*itemSize);}bufferAttribute=new BufferAttribute(array,itemSize,normalized);}// https://github.com/KhronosGroup/glTF/blob/master/specification/2.0/README.md#sparse-accessors -if(accessorDef.sparse!==undefined){var itemSizeIndices=WEBGL_TYPE_SIZES.SCALAR;var TypedArrayIndices=WEBGL_COMPONENT_TYPES[accessorDef.sparse.indices.componentType];var byteOffsetIndices=accessorDef.sparse.indices.byteOffset||0;var byteOffsetValues=accessorDef.sparse.values.byteOffset||0;var sparseIndices=new TypedArrayIndices(bufferViews[1],byteOffsetIndices,accessorDef.sparse.count*itemSizeIndices);var sparseValues=new TypedArray(bufferViews[2],byteOffsetValues,accessorDef.sparse.count*itemSize);if(bufferView!==null){// Avoid modifying the original ArrayBuffer, if the bufferView wasn't initialized with zeroes. -bufferAttribute=new BufferAttribute(bufferAttribute.array.slice(),bufferAttribute.itemSize,bufferAttribute.normalized);}for(var i=0,il=sparseIndices.length;i=2)bufferAttribute.setY(index,sparseValues[i*itemSize+1]);if(itemSize>=3)bufferAttribute.setZ(index,sparseValues[i*itemSize+2]);if(itemSize>=4)bufferAttribute.setW(index,sparseValues[i*itemSize+3]);if(itemSize>=5)throw new Error('THREE.GLTFLoader: Unsupported itemSize in sparse BufferAttribute.');}}return bufferAttribute;});};/** - * Specification: https://github.com/KhronosGroup/glTF/tree/master/specification/2.0#textures - * @param {number} textureIndex - * @return {Promise} - */GLTFParser.prototype.loadTexture=function(textureIndex){var parser=this;var json=this.json;var options=this.options;var textureLoader=this.textureLoader;var URL=self.URL||self.webkitURL;var textureDef=json.textures[textureIndex];var textureExtensions=textureDef.extensions||{};var source;if(textureExtensions[EXTENSIONS.MSFT_TEXTURE_DDS]){source=json.images[textureExtensions[EXTENSIONS.MSFT_TEXTURE_DDS].source];}else{source=json.images[textureDef.source];}var sourceURI=source.uri;var isObjectURL=false;if(source.bufferView!==undefined){// Load binary image data from bufferView, if provided. -sourceURI=parser.getDependency('bufferView',source.bufferView).then(function(bufferView){isObjectURL=true;var blob=new Blob([bufferView],{type:source.mimeType});sourceURI=URL.createObjectURL(blob);return sourceURI;});}return Promise.resolve(sourceURI).then(function(sourceURI){// Load Texture resource. -var loader=options.manager.getHandler(sourceURI);if(!loader){loader=textureExtensions[EXTENSIONS.MSFT_TEXTURE_DDS]?parser.extensions[EXTENSIONS.MSFT_TEXTURE_DDS].ddsLoader:textureLoader;}return new Promise(function(resolve,reject){loader.load(resolveURL(sourceURI,options.path),resolve,undefined,reject);});}).then(function(texture){// Clean up resources and configure Texture. -if(isObjectURL===true){URL.revokeObjectURL(sourceURI);}texture.flipY=false;if(textureDef.name)texture.name=textureDef.name;// Ignore unknown mime types, like DDS files. -if(source.mimeType in MIME_TYPE_FORMATS){texture.format=MIME_TYPE_FORMATS[source.mimeType];}var samplers=json.samplers||{};var sampler=samplers[textureDef.sampler]||{};texture.magFilter=WEBGL_FILTERS[sampler.magFilter]||LinearFilter;texture.minFilter=WEBGL_FILTERS[sampler.minFilter]||LinearMipmapLinearFilter;texture.wrapS=WEBGL_WRAPPINGS[sampler.wrapS]||RepeatWrapping;texture.wrapT=WEBGL_WRAPPINGS[sampler.wrapT]||RepeatWrapping;parser.associations.set(texture,{type:'textures',index:textureIndex});return texture;});};/** - * Asynchronously assigns a texture to the given material parameters. - * @param {Object} materialParams - * @param {string} mapName - * @param {Object} mapDef - * @return {Promise} - */GLTFParser.prototype.assignTexture=function(materialParams,mapName,mapDef){var parser=this;return this.getDependency('texture',mapDef.index).then(function(texture){if(!texture.isCompressedTexture){switch(mapName){case'aoMap':case'emissiveMap':case'metalnessMap':case'normalMap':case'roughnessMap':texture.format=RGBFormat;break;}}// Materials sample aoMap from UV set 1 and other maps from UV set 0 - this can't be configured -// However, we will copy UV set 0 to UV set 1 on demand for aoMap -if(mapDef.texCoord!==undefined&&mapDef.texCoord!=0&&!(mapName==='aoMap'&&mapDef.texCoord==1)){console.warn('THREE.GLTFLoader: Custom UV set '+mapDef.texCoord+' for texture '+mapName+' not yet supported.');}if(parser.extensions[EXTENSIONS.KHR_TEXTURE_TRANSFORM]){var transform=mapDef.extensions!==undefined?mapDef.extensions[EXTENSIONS.KHR_TEXTURE_TRANSFORM]:undefined;if(transform){var gltfReference=parser.associations.get(texture);texture=parser.extensions[EXTENSIONS.KHR_TEXTURE_TRANSFORM].extendTexture(texture,transform);parser.associations.set(texture,gltfReference);}}materialParams[mapName]=texture;});};/** - * Assigns final material to a Mesh, Line, or Points instance. The instance - * already has a material (generated from the glTF material options alone) - * but reuse of the same glTF material may require multiple threejs materials - * to accomodate different primitive types, defines, etc. New materials will - * be created if necessary, and reused from a cache. - * @param {Object3D} mesh Mesh, Line, or Points instance. - */GLTFParser.prototype.assignFinalMaterial=function(mesh){var geometry=mesh.geometry;var material=mesh.material;var useVertexTangents=geometry.attributes.tangent!==undefined;var useVertexColors=geometry.attributes.color!==undefined;var useFlatShading=geometry.attributes.normal===undefined;var useSkinning=mesh.isSkinnedMesh===true;var useMorphTargets=Object.keys(geometry.morphAttributes).length>0;var useMorphNormals=useMorphTargets&&geometry.morphAttributes.normal!==undefined;if(mesh.isPoints){var cacheKey='PointsMaterial:'+material.uuid;var pointsMaterial=this.cache.get(cacheKey);if(!pointsMaterial){pointsMaterial=new PointsMaterial();Material.prototype.copy.call(pointsMaterial,material);pointsMaterial.color.copy(material.color);pointsMaterial.map=material.map;pointsMaterial.sizeAttenuation=false;// glTF spec says points should be 1px -this.cache.add(cacheKey,pointsMaterial);}material=pointsMaterial;}else if(mesh.isLine){var cacheKey='LineBasicMaterial:'+material.uuid;var lineMaterial=this.cache.get(cacheKey);if(!lineMaterial){lineMaterial=new LineBasicMaterial();Material.prototype.copy.call(lineMaterial,material);lineMaterial.color.copy(material.color);this.cache.add(cacheKey,lineMaterial);}material=lineMaterial;}// Clone the material if it will be modified -if(useVertexTangents||useVertexColors||useFlatShading||useSkinning||useMorphTargets){var cacheKey='ClonedMaterial:'+material.uuid+':';if(material.isGLTFSpecularGlossinessMaterial)cacheKey+='specular-glossiness:';if(useSkinning)cacheKey+='skinning:';if(useVertexTangents)cacheKey+='vertex-tangents:';if(useVertexColors)cacheKey+='vertex-colors:';if(useFlatShading)cacheKey+='flat-shading:';if(useMorphTargets)cacheKey+='morph-targets:';if(useMorphNormals)cacheKey+='morph-normals:';var cachedMaterial=this.cache.get(cacheKey);if(!cachedMaterial){cachedMaterial=material.clone();if(useSkinning)cachedMaterial.skinning=true;if(useVertexTangents)cachedMaterial.vertexTangents=true;if(useVertexColors)cachedMaterial.vertexColors=true;if(useFlatShading)cachedMaterial.flatShading=true;if(useMorphTargets)cachedMaterial.morphTargets=true;if(useMorphNormals)cachedMaterial.morphNormals=true;this.cache.add(cacheKey,cachedMaterial);this.associations.set(cachedMaterial,this.associations.get(material));}material=cachedMaterial;}// workarounds for mesh and geometry -if(material.aoMap&&geometry.attributes.uv2===undefined&&geometry.attributes.uv!==undefined){geometry.setAttribute('uv2',geometry.attributes.uv);}// https://github.com/mrdoob/three.js/issues/11438#issuecomment-507003995 -if(material.normalScale&&!useVertexTangents){material.normalScale.y=-material.normalScale.y;}if(material.clearcoatNormalScale&&!useVertexTangents){material.clearcoatNormalScale.y=-material.clearcoatNormalScale.y;}mesh.material=material;};/** - * Specification: https://github.com/KhronosGroup/glTF/blob/master/specification/2.0/README.md#materials - * @param {number} materialIndex - * @return {Promise} - */GLTFParser.prototype.loadMaterial=function(materialIndex){var parser=this;var json=this.json;var extensions=this.extensions;var materialDef=json.materials[materialIndex];var materialType;var materialParams={};var materialExtensions=materialDef.extensions||{};var pending=[];if(materialExtensions[EXTENSIONS.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS]){var sgExtension=extensions[EXTENSIONS.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS];materialType=sgExtension.getMaterialType();pending.push(sgExtension.extendParams(materialParams,materialDef,parser));}else if(materialExtensions[EXTENSIONS.KHR_MATERIALS_UNLIT]){var kmuExtension=extensions[EXTENSIONS.KHR_MATERIALS_UNLIT];materialType=kmuExtension.getMaterialType();pending.push(kmuExtension.extendParams(materialParams,materialDef,parser));}else{// Specification: -// https://github.com/KhronosGroup/glTF/tree/master/specification/2.0#metallic-roughness-material -materialType=MeshStandardMaterial;var metallicRoughness=materialDef.pbrMetallicRoughness||{};materialParams.color=new Color(1.0,1.0,1.0);materialParams.opacity=1.0;if(Array.isArray(metallicRoughness.baseColorFactor)){var array=metallicRoughness.baseColorFactor;materialParams.color.fromArray(array);materialParams.opacity=array[3];}if(metallicRoughness.baseColorTexture!==undefined){pending.push(parser.assignTexture(materialParams,'map',metallicRoughness.baseColorTexture));}materialParams.metalness=metallicRoughness.metallicFactor!==undefined?metallicRoughness.metallicFactor:1.0;materialParams.roughness=metallicRoughness.roughnessFactor!==undefined?metallicRoughness.roughnessFactor:1.0;if(metallicRoughness.metallicRoughnessTexture!==undefined){pending.push(parser.assignTexture(materialParams,'metalnessMap',metallicRoughness.metallicRoughnessTexture));pending.push(parser.assignTexture(materialParams,'roughnessMap',metallicRoughness.metallicRoughnessTexture));}}if(materialDef.doubleSided===true){materialParams.side=DoubleSide;}var alphaMode=materialDef.alphaMode||ALPHA_MODES.OPAQUE;if(alphaMode===ALPHA_MODES.BLEND){materialParams.transparent=true;// See: https://github.com/mrdoob/three.js/issues/17706 -materialParams.depthWrite=false;}else{materialParams.transparent=false;if(alphaMode===ALPHA_MODES.MASK){materialParams.alphaTest=materialDef.alphaCutoff!==undefined?materialDef.alphaCutoff:0.5;}}if(materialDef.normalTexture!==undefined&&materialType!==MeshBasicMaterial){pending.push(parser.assignTexture(materialParams,'normalMap',materialDef.normalTexture));materialParams.normalScale=new Vector2(1,1);if(materialDef.normalTexture.scale!==undefined){materialParams.normalScale.set(materialDef.normalTexture.scale,materialDef.normalTexture.scale);}}if(materialDef.occlusionTexture!==undefined&&materialType!==MeshBasicMaterial){pending.push(parser.assignTexture(materialParams,'aoMap',materialDef.occlusionTexture));if(materialDef.occlusionTexture.strength!==undefined){materialParams.aoMapIntensity=materialDef.occlusionTexture.strength;}}if(materialDef.emissiveFactor!==undefined&&materialType!==MeshBasicMaterial){materialParams.emissive=new Color().fromArray(materialDef.emissiveFactor);}if(materialDef.emissiveTexture!==undefined&&materialType!==MeshBasicMaterial){pending.push(parser.assignTexture(materialParams,'emissiveMap',materialDef.emissiveTexture));}if(materialExtensions[EXTENSIONS.KHR_MATERIALS_CLEARCOAT]){var clearcoatExtension=extensions[EXTENSIONS.KHR_MATERIALS_CLEARCOAT];materialType=clearcoatExtension.getMaterialType();pending.push(clearcoatExtension.extendParams(materialParams,{extensions:materialExtensions},parser));}return Promise.all(pending).then(function(){var material;if(materialType===GLTFMeshStandardSGMaterial){material=extensions[EXTENSIONS.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS].createMaterial(materialParams);}else{material=new materialType(materialParams);}if(materialDef.name)material.name=materialDef.name;// baseColorTexture, emissiveTexture, and specularGlossinessTexture use sRGB encoding. -if(material.map)material.map.encoding=sRGBEncoding;if(material.emissiveMap)material.emissiveMap.encoding=sRGBEncoding;assignExtrasToUserData(material,materialDef);parser.associations.set(material,{type:'materials',index:materialIndex});if(materialDef.extensions)addUnknownExtensionsToUserData(extensions,material,materialDef);return material;});};/** - * @param {BufferGeometry} geometry - * @param {GLTF.Primitive} primitiveDef - * @param {GLTFParser} parser - */function computeBounds(geometry,primitiveDef,parser){var attributes=primitiveDef.attributes;var box=new Box3();if(attributes.POSITION!==undefined){var accessor=parser.json.accessors[attributes.POSITION];var min=accessor.min;var max=accessor.max;// glTF requires 'min' and 'max', but VRM (which extends glTF) currently ignores that requirement. -if(min!==undefined&&max!==undefined){box.set(new Vector3(min[0],min[1],min[2]),new Vector3(max[0],max[1],max[2]));}else{console.warn('THREE.GLTFLoader: Missing min/max properties for accessor POSITION.');return;}}else{return;}var targets=primitiveDef.targets;if(targets!==undefined){var maxDisplacement=new Vector3();var vector=new Vector3();for(var i=0,il=targets.length;i} - */function addPrimitiveAttributes(geometry,primitiveDef,parser){var attributes=primitiveDef.attributes;var pending=[];function assignAttributeAccessor(accessorIndex,attributeName){return parser.getDependency('accessor',accessorIndex).then(function(accessor){geometry.setAttribute(attributeName,accessor);});}for(var gltfAttributeName in attributes){var threeAttributeName=ATTRIBUTES[gltfAttributeName]||gltfAttributeName.toLowerCase();// Skip attributes already provided by e.g. Draco extension. -if(threeAttributeName in geometry.attributes)continue;pending.push(assignAttributeAccessor(attributes[gltfAttributeName],threeAttributeName));}if(primitiveDef.indices!==undefined&&!geometry.index){var accessor=parser.getDependency('accessor',primitiveDef.indices).then(function(accessor){geometry.setIndex(accessor);});pending.push(accessor);}assignExtrasToUserData(geometry,primitiveDef);computeBounds(geometry,primitiveDef,parser);return Promise.all(pending).then(function(){return primitiveDef.targets!==undefined?addMorphTargets(geometry,primitiveDef.targets,parser):geometry;});}/** - * @param {BufferGeometry} geometry - * @param {Number} drawMode - * @return {BufferGeometry} - */function toTrianglesDrawMode(geometry,drawMode){var index=geometry.getIndex();// generate index if not present -if(index===null){var indices=[];var position=geometry.getAttribute('position');if(position!==undefined){for(var i=0;i} primitives - * @return {Promise>} - */GLTFParser.prototype.loadGeometries=function(primitives){var parser=this;var extensions=this.extensions;var cache=this.primitiveCache;function createDracoPrimitive(primitive){return extensions[EXTENSIONS.KHR_DRACO_MESH_COMPRESSION].decodePrimitive(primitive,parser).then(function(geometry){return addPrimitiveAttributes(geometry,primitive,parser);});}var pending=[];for(var i=0,il=primitives.length;i} - */GLTFParser.prototype.loadMesh=function(meshIndex){var parser=this;var json=this.json;var meshDef=json.meshes[meshIndex];var primitives=meshDef.primitives;var pending=[];for(var i=0,il=primitives.length;i0){updateMorphTargets(mesh,meshDef);}mesh.name=meshDef.name||'mesh_'+meshIndex;if(geometries.length>1)mesh.name+='_'+i;assignExtrasToUserData(mesh,meshDef);parser.assignFinalMaterial(mesh);meshes.push(mesh);}if(meshes.length===1){return meshes[0];}var group=new Group();for(var i=0,il=meshes.length;i} - */GLTFParser.prototype.loadCamera=function(cameraIndex){var camera;var cameraDef=this.json.cameras[cameraIndex];var params=cameraDef[cameraDef.type];if(!params){console.warn('THREE.GLTFLoader: Missing camera parameters.');return;}if(cameraDef.type==='perspective'){camera=new PerspectiveCamera(MathUtils.radToDeg(params.yfov),params.aspectRatio||1,params.znear||1,params.zfar||2e6);}else if(cameraDef.type==='orthographic'){camera=new OrthographicCamera(-params.xmag,params.xmag,params.ymag,-params.ymag,params.znear,params.zfar);}if(cameraDef.name)camera.name=cameraDef.name;assignExtrasToUserData(camera,cameraDef);return Promise.resolve(camera);};/** - * Specification: https://github.com/KhronosGroup/glTF/tree/master/specification/2.0#skins - * @param {number} skinIndex - * @return {Promise} - */GLTFParser.prototype.loadSkin=function(skinIndex){var skinDef=this.json.skins[skinIndex];var skinEntry={joints:skinDef.joints};if(skinDef.inverseBindMatrices===undefined){return Promise.resolve(skinEntry);}return this.getDependency('accessor',skinDef.inverseBindMatrices).then(function(accessor){skinEntry.inverseBindMatrices=accessor;return skinEntry;});};/** - * Specification: 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setDRACODecoderLocation(url){dracoDecoderLocation=url;dracoLoader.setDecoderPath(url);}},{key:"getDRACODecoderLocation",value:function getDRACODecoderLocation(){return dracoDecoderLocation;}},{key:"clearCache",value:function clearCache(){var _this16=this;cache.forEach(function(_value,url){_this16.delete(url);});this[$evictionPolicy].reset();}},{key:"has",value:function has(url){return cache.has(url);}},{key:"delete",value:function(){var _delete2=_asyncToGenerator(/*#__PURE__*/regeneratorRuntime.mark(function _callee4(url){var gltfLoads,gltf;return regeneratorRuntime.wrap(function _callee4$(_context5){while(1){switch(_context5.prev=_context5.next){case 0:if(this.has(url)){_context5.next=2;break;}return _context5.abrupt("return");case 2:gltfLoads=cache.get(url);preloaded.delete(url);cache.delete(url);_context5.next=7;return gltfLoads;case 7:gltf=_context5.sent;gltf.dispose();case 9:case"end":return _context5.stop();}}},_callee4,this);}));function _delete(_x6){return _delete2.apply(this,arguments);}return _delete;}()},{key:"hasFinishedLoading",value:function hasFinishedLoading(url){return!!preloaded.get(url);}},{key:"cache",get:function get(){return cache;}}]);return CachingGLTFLoader;}(EventDispatcher);CachingGLTFLoader[_a$2]=new CacheEvictionPolicy(CachingGLTFLoader);var _a$3;var SETTLING_TIME=10000;var DECAY_MILLISECONDS=50;var NATURAL_FREQUENCY=1/DECAY_MILLISECONDS;var NIL_SPEED=0.0002*NATURAL_FREQUENCY;var $velocity=Symbol('velocity');var Damper=/*#__PURE__*/function(){function Damper(){_classCallCheck(this,Damper);this[_a$3]=0;}_createClass(Damper,[{key:"update",value:function update(x,xGoal,timeStepMilliseconds,xNormalization){if(x==null||xNormalization===0){return xGoal;}if(x===xGoal&&this[$velocity]===0){return xGoal;}if(timeStepMilliseconds<0){return x;}var deltaX=x-xGoal;var intermediateVelocity=this[$velocity]+NATURAL_FREQUENCY*deltaX;var intermediateX=deltaX+timeStepMilliseconds*intermediateVelocity;var 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IS_OPERATOR_RE=/^([\*\+\/]|[\-]\s)/i;var IS_EXPRESSION_END_RE=/^[\),]/;var FUNCTION_ARGUMENTS_FIRST_TOKEN='(';var HEX_FIRST_TOKEN='#';return function(inputString){var terms=[];while(inputString.length){inputString=inputString.trim();if(IS_EXPRESSION_END_RE.test(inputString)){break;}else if(inputString[0]===FUNCTION_ARGUMENTS_FIRST_TOKEN){var _parseFunctionArgumen=parseFunctionArguments(inputString),nodes=_parseFunctionArgumen.nodes,remainingInput=_parseFunctionArgumen.remainingInput;inputString=remainingInput;terms.push({type:'function',name:{type:'ident',value:'calc'},arguments:nodes});}else if(IS_IDENT_RE.test(inputString)){var identParseResult=parseIdent(inputString);var identNode=identParseResult.nodes[0];inputString=identParseResult.remainingInput;if(inputString[0]===FUNCTION_ARGUMENTS_FIRST_TOKEN){var _parseFunctionArgumen2=parseFunctionArguments(inputString),_nodes=_parseFunctionArgumen2.nodes,_remainingInput=_parseFunctionArgumen2.remainingInput;terms.push({type:'function',name:identNode,arguments:_nodes});inputString=_remainingInput;}else{terms.push(identNode);}}else if(IS_OPERATOR_RE.test(inputString)){terms.push({type:'operator',value:inputString[0]});inputString=inputString.slice(1);}else{var _ref=inputString[0]===HEX_FIRST_TOKEN?parseHex(inputString):parseNumber(inputString),_nodes2=_ref.nodes,_remainingInput2=_ref.remainingInput;if(_nodes2.length===0){break;}terms.push(_nodes2[0]);inputString=_remainingInput2;}}return{nodes:[{type:'expression',terms:terms}],remainingInput:inputString};};}();var parseIdent=function(){var NOT_IDENT_RE=/[^a-z^0-9^_^\-^\u0240-\uffff]/i;return function(inputString){var match=inputString.match(NOT_IDENT_RE);var ident=match==null?inputString:inputString.substr(0,match.index);var remainingInput=match==null?'':inputString.substr(match.index);return{nodes:[{type:'ident',value:ident}],remainingInput:remainingInput};};}();var parseNumber=function(){var VALUE_RE=/[\+\-]?(\d+[\.]\d+|\d+|[\.]\d+)([eE][\+\-]?\d+)?/;var UNIT_RE=/^[a-z%]+/i;var ALLOWED_UNITS=/^(m|mm|cm|rad|deg|[%])$/;return function(inputString){var valueMatch=inputString.match(VALUE_RE);var value=valueMatch==null?'0':valueMatch[0];inputString=value==null?inputString:inputString.slice(value.length);var unitMatch=inputString.match(UNIT_RE);var unit=unitMatch!=null&&unitMatch[0]!==''?unitMatch[0]:null;var remainingInput=unitMatch==null?inputString:inputString.slice(unit.length);if(unit!=null&&!ALLOWED_UNITS.test(unit)){unit=null;}return{nodes:[{type:'number',number:parseFloat(value)||0,unit:unit}],remainingInput:remainingInput};};}();var parseHex=function(){var HEX_RE=/^[a-f0-9]*/i;return function(inputString){inputString=inputString.slice(1).trim();var hexMatch=inputString.match(HEX_RE);var nodes=hexMatch==null?[]:[{type:'hex',value:hexMatch[0]}];return{nodes:nodes,remainingInput:hexMatch==null?inputString:inputString.slice(hexMatch[0].length)};};}();var parseFunctionArguments=function parseFunctionArguments(inputString){var expressionNodes=[];inputString=inputString.slice(1).trim();while(inputString.length){var expressionParseResult=parseExpression(inputString);expressionNodes.push(expressionParseResult.nodes[0]);inputString=expressionParseResult.remainingInput.trim();if(inputString[0]===','){inputString=inputString.slice(1).trim();}else if(inputString[0]===')'){inputString=inputString.slice(1);break;}}return{nodes:expressionNodes,remainingInput:inputString};};var $visitedTypes=Symbol('visitedTypes');var ASTWalker=/*#__PURE__*/function(){function ASTWalker(visitedTypes){_classCallCheck(this,ASTWalker);this[$visitedTypes]=visitedTypes;}_createClass(ASTWalker,[{key:"walk",value:function walk(ast,callback){var remaining=ast.slice();while(remaining.length){var next=remaining.shift();if(this[$visitedTypes].indexOf(next.type)>-1){callback(next);}switch(next.type){case'expression':remaining.unshift.apply(remaining,_toConsumableArray(next.terms));break;case'function':remaining.unshift.apply(remaining,[next.name].concat(_toConsumableArray(next.arguments)));break;}}}}]);return ASTWalker;}();var ZERO=Object.freeze({type:'number',number:0,unit:null});var degreesToRadians=function degreesToRadians(numberNode$$1){var fallbackRadianValue=arguments.length>1&&arguments[1]!==undefined?arguments[1]:0;var number=numberNode$$1.number,unit=numberNode$$1.unit;if(!isFinite(number)){number=fallbackRadianValue;unit='rad';}else if(numberNode$$1.unit==='rad'||numberNode$$1.unit==null){return numberNode$$1;}var valueIsDegrees=unit==='deg'&&number!=null;var value=valueIsDegrees?number:0;var radians=value*Math.PI/180;return{type:'number',number:radians,unit:'rad'};};var lengthToBaseMeters=function lengthToBaseMeters(numberNode$$1){var fallbackMeterValue=arguments.length>1&&arguments[1]!==undefined?arguments[1]:0;var number=numberNode$$1.number,unit=numberNode$$1.unit;if(!isFinite(number)){number=fallbackMeterValue;unit='m';}else if(numberNode$$1.unit==='m'){return numberNode$$1;}var scale;switch(unit){default:scale=1;break;case'cm':scale=1/100;break;case'mm':scale=1/1000;break;}var value=scale*number;return{type:'number',number:value,unit:'m'};};var normalizeUnit=function(){var identity=function identity(node){return node;};var unitNormalizers={'rad':identity,'deg':degreesToRadians,'m':identity,'mm':lengthToBaseMeters,'cm':lengthToBaseMeters};return function(node){var fallback=arguments.length>1&&arguments[1]!==undefined?arguments[1]:ZERO;var number=node.number,unit=node.unit;if(!isFinite(number)){number=fallback.number;unit=fallback.unit;}if(unit==null){return node;}var normalize=unitNormalizers[unit];if(normalize==null){return fallback;}return normalize(node);};}();var _a$4,_b$2,_c,_d;var $slot=Symbol('slot');var $pivot=Symbol('pivot');var $referenceCount=Symbol('referenceCount');var $updateVisibility=Symbol('updateVisibility');var $visible=Symbol('visible');var Hotspot=/*#__PURE__*/function(_CSS2DObject){_inherits(Hotspot,_CSS2DObject);var _super5=_createSuper(Hotspot);function Hotspot(config){var _this17;_classCallCheck(this,Hotspot);_this17=_super5.call(this,document.createElement('div'));_this17.normal=new Vector3(0,1,0);_this17[_a$4]=false;_this17[_b$2]=1;_this17[_c]=document.createElement('div');_this17[_d]=document.createElement('slot');_this17.element.classList.add('annotation-wrapper');_this17[$slot].name=config.name;_this17.element.appendChild(_this17[$pivot]);_this17[$pivot].appendChild(_this17[$slot]);_this17.updatePosition(config.position);_this17.updateNormal(config.normal);return _this17;}_createClass(Hotspot,[{key:"show",value:function show(){if(!this[$visible]){this[$visible]=true;this[$updateVisibility]();}}},{key:"hide",value:function hide(){if(this[$visible]){this[$visible]=false;this[$updateVisibility]();}}},{key:"increment",value:function increment(){this[$referenceCount]++;}},{key:"decrement",value:function decrement(){if(this[$referenceCount]>0){--this[$referenceCount];}return this[$referenceCount]===0;}},{key:"updatePosition",value:function updatePosition(position){if(position==null)return;var positionNodes=parseExpressions(position)[0].terms;for(var _i4=0;_i4<3;++_i4){this.position.setComponent(_i4,normalizeUnit(positionNodes[_i4]).number);}}},{key:"updateNormal",value:function updateNormal(normal){if(normal==null)return;var normalNodes=parseExpressions(normal)[0].terms;for(var _i5=0;_i5<3;++_i5){this.normal.setComponent(_i5,normalizeUnit(normalNodes[_i5]).number);}}},{key:"orient",value:function orient(radians){this[$pivot].style.transform="rotate(".concat(radians,"rad)");}},{key:(_a$4=$visible,_b$2=$referenceCount,_c=$pivot,_d=$slot,$updateVisibility),value:function value(){var _this18=this;if(this[$visible]){this.element.classList.remove('hide');}else{this.element.classList.add('hide');}this[$slot].assignedNodes().forEach(function(node){if(node.nodeType!==Node.ELEMENT_NODE){return;}var element=node;var visibilityAttribute=element.dataset.visibilityAttribute;if(visibilityAttribute!=null){var attributeName="data-".concat(visibilityAttribute);if(_this18[$visible]){element.setAttribute(attributeName,'');}else{element.removeAttribute(attributeName);}}element.dispatchEvent(new CustomEvent('hotspot-visibility',{detail:{visible:_this18[$visible]}}));});}}]);return Hotspot;}(CSS2DObject);var reduceVertices=function reduceVertices(model,func){var value=0;var vector=new Vector3();model.traverse(function(object){var i,l;object.updateWorldMatrix(false,false);var geometry=object.geometry;if(geometry!==undefined){if(geometry.isGeometry){var _vertices=geometry.vertices;for(i=0,l=_vertices.length;i0;this.boundingBox.copy(model.boundingBox);this.size.copy(model.size);var boundingBox=this.boundingBox,size=this.size;if(this.isAnimated){var maxDimension=Math.max(size.x,size.y,size.z)*ANIMATION_SCALING;size.y=maxDimension;boundingBox.expandByVector(size.subScalar(maxDimension).multiplyScalar(-0.5));boundingBox.max.y=boundingBox.min.y+maxDimension;size.set(maxDimension,maxDimension,maxDimension);}var shadowOffset=size.y*OFFSET;this.position.y=boundingBox.max.y+shadowOffset;boundingBox.getCenter(this.floor.position);this.setSoftness(softness);}},{key:"setSoftness",value:function setSoftness(softness){var resolution=Math.pow(2,LOG_MAX_RESOLUTION-softness*(LOG_MAX_RESOLUTION-LOG_MIN_RESOLUTION));this.setMapSize(resolution);}},{key:"setMapSize",value:function setMapSize(maxMapSize){var _this$shadow=this.shadow,camera=_this$shadow.camera,mapSize=_this$shadow.mapSize,map=_this$shadow.map;var size=this.size,boundingBox=this.boundingBox;if(map!=null){map.dispose();this.shadow.map=null;}if(this.isAnimated){maxMapSize*=ANIMATION_SCALING;}var width=Math.floor(size.x>size.z?maxMapSize:maxMapSize*size.x/size.z);var height=Math.floor(size.x>size.z?maxMapSize*size.z/size.x:maxMapSize);mapSize.set(width,height);var widthPad=2.5*size.x/width;var heightPad=2.5*size.z/height;camera.left=-boundingBox.max.x-widthPad;camera.right=-boundingBox.min.x+widthPad;camera.bottom=boundingBox.min.z-heightPad;camera.top=boundingBox.max.z+heightPad;this.setScaleAndOffset(camera.zoom,0);this.shadow.updateMatrices(this);this.floor.scale.set(size.x+2*widthPad,size.z+2*heightPad,1);this.needsUpdate=true;}},{key:"setIntensity",value:function setIntensity(intensity){this.shadowMaterial.opacity=intensity;if(intensity>0){this.visible=true;this.floor.visible=true;}else{this.visible=false;this.floor.visible=false;}}},{key:"getIntensity",value:function getIntensity(){return this.shadowMaterial.opacity;}},{key:"setRotation",value:function setRotation(radiansY){this.shadow.camera.up.set(Math.sin(radiansY),0,Math.cos(radiansY));this.shadow.updateMatrices(this);}},{key:"setScaleAndOffset",value:function setScaleAndOffset(scale,offset){var sizeY=this.size.y;var inverseScale=1/scale;var shadowOffset=sizeY*OFFSET;this.floor.position.y=2*shadowOffset-sizeY+offset*inverseScale;var camera=this.shadow.camera;camera.zoom=scale;camera.near=0;camera.far=sizeY*scale-offset;camera.projectionMatrix.makeOrthographic(camera.left*scale,camera.right*scale,camera.top*scale,camera.bottom*scale,camera.near,camera.far);camera.projectionMatrixInverse.getInverse(camera.projectionMatrix);}}]);return Shadow;}(DirectionalLight);var _a$5,_b$3;var DEFAULT_FOV_DEG=45;var DEFAULT_HALF_FOV=DEFAULT_FOV_DEG/2*Math.PI/180;var SAFE_RADIUS_RATIO=Math.sin(DEFAULT_HALF_FOV);var DEFAULT_TAN_FOV=Math.tan(DEFAULT_HALF_FOV);var $shadow=Symbol('shadow');var $cancelPendingSourceChange=Symbol('cancelPendingSourceChange');var $currentGLTF=Symbol('currentGLTF');var view=new Vector3();var target=new Vector3();var normalWorld=new Vector3();var Model=/*#__PURE__*/function(_Object3D){_inherits(Model,_Object3D);var _super7=_createSuper(Model);function Model(){var _this20;_classCallCheck(this,Model);_this20=_super7.call(this);_this20[_a$5]=null;_this20[_b$3]=null;_this20.animationsByName=new Map();_this20.currentAnimationAction=null;_this20.animations=[];_this20.modelContainer=new Object3D();_this20.animationNames=[];_this20.boundingBox=new Box3();_this20.size=new Vector3();_this20.idealCameraDistance=0;_this20.fieldOfViewAspect=0;_this20.userData={url:null};_this20.url=null;_this20.name='Model';_this20.modelContainer.name='ModelContainer';_this20.add(_this20.modelContainer);_this20.mixer=new AnimationMixer(_this20.modelContainer);return _this20;}_createClass(Model,[{key:"hasModel",value:function hasModel(){return!!this.modelContainer.children.length;}},{key:"setObject",value:function setObject(model){this.clear();this.modelContainer.add(model);this.updateFraming();this.dispatchEvent({type:'model-load'});}},{key:"setSource",value:function(){var _setSource=_asyncToGenerator(/*#__PURE__*/regeneratorRuntime.mark(function _callee6(element,url,progressCallback){var _this21=this;var gltf,_gltf,animations,animationsByName,animationNames,_iterator2,_step2,animation;return regeneratorRuntime.wrap(function _callee6$(_context7){while(1){switch(_context7.prev=_context7.next){case 0:if(!(!url||url===this.url)){_context7.next=3;break;}if(progressCallback){progressCallback(1);}return _context7.abrupt("return");case 3:if(this[$cancelPendingSourceChange]!=null){this[$cancelPendingSourceChange]();this[$cancelPendingSourceChange]=null;}this.url=url;_context7.prev=5;_context7.next=8;return new Promise(/*#__PURE__*/function(){var _ref2=_asyncToGenerator(/*#__PURE__*/regeneratorRuntime.mark(function _callee5(resolve,reject){var result;return regeneratorRuntime.wrap(function _callee5$(_context6){while(1){switch(_context6.prev=_context6.next){case 0:_this21[$cancelPendingSourceChange]=function(){return reject();};_context6.prev=1;_context6.next=4;return element[$renderer].loader.load(url,element,progressCallback);case 4:result=_context6.sent;resolve(result);_context6.next=11;break;case 8:_context6.prev=8;_context6.t0=_context6["catch"](1);reject(_context6.t0);case 11:case"end":return _context6.stop();}}},_callee5,null,[[1,8]]);}));return function(_x10,_x11){return _ref2.apply(this,arguments);};}());case 8:gltf=_context7.sent;_context7.next=16;break;case 11:_context7.prev=11;_context7.t0=_context7["catch"](5);if(!(_context7.t0==null)){_context7.next=15;break;}return _context7.abrupt("return");case 15:throw _context7.t0;case 16:this.clear();this[$currentGLTF]=gltf;if(gltf!=null){this.modelContainer.add(gltf.scene);}_gltf=gltf,animations=_gltf.animations;animationsByName=new Map();animationNames=[];_iterator2=_createForOfIteratorHelper(animations);try{for(_iterator2.s();!(_step2=_iterator2.n()).done;){animation=_step2.value;animationsByName.set(animation.name,animation);animationNames.push(animation.name);}}catch(err){_iterator2.e(err);}finally{_iterator2.f();}this.animations=animations;this.animationsByName=animationsByName;this.animationNames=animationNames;this.userData.url=url;this.updateFraming();this.dispatchEvent({type:'model-load',url:url});case 30:case"end":return _context7.stop();}}},_callee6,this,[[5,11]]);}));function setSource(_x7,_x8,_x9){return _setSource.apply(this,arguments);}return setSource;}()},{key:"playAnimation",value:function playAnimation(){var name=arguments.length>0&&arguments[0]!==undefined?arguments[0]:null;var crossfadeTime=arguments.length>1&&arguments[1]!==undefined?arguments[1]:0;var animations=this.animations;if(animations==null||animations.length===0){console.warn("Cannot play animation (model does not have any animations)");return;}var animationClip=null;if(name!=null){animationClip=this.animationsByName.get(name);}if(animationClip==null){animationClip=animations[0];}try{var lastAnimationAction=this.currentAnimationAction;this.currentAnimationAction=this.mixer.clipAction(animationClip,this).play();this.currentAnimationAction.enabled=true;if(lastAnimationAction!=null&&this.currentAnimationAction!==lastAnimationAction){this.currentAnimationAction.crossFadeFrom(lastAnimationAction,crossfadeTime,false);}}catch(error){console.error(error);}}},{key:"stopAnimation",value:function stopAnimation(){if(this.currentAnimationAction!=null){this.currentAnimationAction.stop();this.currentAnimationAction.reset();this.currentAnimationAction=null;}this.mixer.stopAllAction();}},{key:"updateAnimation",value:function updateAnimation(step){this.mixer.update(step);}},{key:"clear",value:function clear(){this.url=null;this.userData={url:null};var gltf=this[$currentGLTF];if(gltf!=null){var _iterator3=_createForOfIteratorHelper(this.modelContainer.children),_step3;try{for(_iterator3.s();!(_step3=_iterator3.n()).done;){var child=_step3.value;this.modelContainer.remove(child);}}catch(err){_iterator3.e(err);}finally{_iterator3.f();}gltf.dispose();this[$currentGLTF]=null;}if(this.currentAnimationAction!=null){this.currentAnimationAction.stop();this.currentAnimationAction=null;}this.mixer.stopAllAction();this.mixer.uncacheRoot(this);}},{key:"updateFraming",value:function updateFraming(){var _this22=this;var center=arguments.length>0&&arguments[0]!==undefined?arguments[0]:null;this.remove(this.modelContainer);if(center==null){this.boundingBox.setFromObject(this.modelContainer);this.boundingBox.getSize(this.size);center=this.boundingBox.getCenter(new Vector3());}var radiusSquared=function radiusSquared(value,vertex){return Math.max(value,center.distanceToSquared(vertex));};var framedRadius=Math.sqrt(reduceVertices(this.modelContainer,radiusSquared));this.idealCameraDistance=framedRadius/SAFE_RADIUS_RATIO;var horizontalFov=function horizontalFov(value,vertex){vertex.sub(center);var radiusXZ=Math.sqrt(vertex.x*vertex.x+vertex.z*vertex.z);return Math.max(value,radiusXZ/(_this22.idealCameraDistance-Math.abs(vertex.y)));};this.fieldOfViewAspect=reduceVertices(this.modelContainer,horizontalFov)/DEFAULT_TAN_FOV;this.add(this.modelContainer);}},{key:"setShadowIntensity",value:function setShadowIntensity(shadowIntensity,shadowSoftness){var shadow=this[$shadow];if(shadow!=null){shadow.setIntensity(shadowIntensity);shadow.setModel(this,shadowSoftness);}else if(shadowIntensity>0){shadow=new Shadow(this,shadowSoftness);shadow.setIntensity(shadowIntensity);this[$shadow]=shadow;}}},{key:"setShadowSoftness",value:function setShadowSoftness(softness){var shadow=this[$shadow];if(shadow!=null){shadow.setSoftness(softness);}}},{key:"setShadowRotation",value:function setShadowRotation(radiansY){var shadow=this[$shadow];if(shadow!=null){shadow.setRotation(radiansY);}}},{key:"updateShadow",value:function updateShadow(){var shadow=this[$shadow];if(shadow==null){return false;}else{var needsUpdate=shadow.needsUpdate;shadow.needsUpdate=false;return needsUpdate;}}},{key:"setShadowScaleAndOffset",value:function setShadowScaleAndOffset(scale,offset){var shadow=this[$shadow];if(shadow!=null){shadow.setScaleAndOffset(scale,offset);}}},{key:"addHotspot",value:function addHotspot(hotspot){this.add(hotspot);}},{key:"removeHotspot",value:function removeHotspot(hotspot){this.remove(hotspot);}},{key:"forHotspots",value:function forHotspots(func){var children=this.children;for(var _i6=0,l=children.length;_i61&&arguments[1]!==undefined?arguments[1]:this;raycaster.setFromCamera(pixelPosition,this.getCamera());var hits=raycaster.intersectObject(object,true);if(hits.length===0){return null;}var hit=hits[0];if(hit.face==null){return null;}return{position:hit.point,normal:hit.face.normal};}},{key:"yaw",set:function set(radiansY){this.rotation.y=radiansY;this.model.setShadowRotation(radiansY);this.isDirty=true;},get:function get(){return this.rotation.y;}}]);return ModelScene;}(Scene);/** - * @author Emmett Lalish / elalish - * - * This class generates custom mipmaps for a roughness map by encoding the lost variation in the - * normal map mip levels as increased roughness in the corresponding roughness mip levels. This - * helps with rendering accuracy for MeshStandardMaterial, and also helps with anti-aliasing when - * using PMREM. If the normal map is larger than the roughness map, the roughness map will be - * enlarged to match the dimensions of the normal map. - */var _mipmapMaterial=_getMipmapMaterial();var _mesh$1=new Mesh(new PlaneBufferGeometry(2,2),_mipmapMaterial);var _flatCamera$1=new OrthographicCamera(0,1,0,1,0,1);var _tempTarget=null;var _renderer=null;function RoughnessMipmapper(renderer){_renderer=renderer;_renderer.compile(_mesh$1,_flatCamera$1);}RoughnessMipmapper.prototype={constructor:RoughnessMipmapper,generateMipmaps:function generateMipmaps(material){var roughnessMap=material.roughnessMap,normalMap=material.normalMap;if(roughnessMap==null||normalMap==null||!roughnessMap.generateMipmaps||material.userData.roughnessUpdated)return;material.userData.roughnessUpdated=true;var width=Math.max(roughnessMap.image.width,normalMap.image.width);var height=Math.max(roughnessMap.image.height,normalMap.image.height);if(!MathUtils.isPowerOfTwo(width)||!MathUtils.isPowerOfTwo(height))return;var oldTarget=_renderer.getRenderTarget();var autoClear=_renderer.autoClear;_renderer.autoClear=false;if(_tempTarget==null||_tempTarget.width!==width||_tempTarget.height!==height){if(_tempTarget!=null)_tempTarget.dispose();_tempTarget=new WebGLRenderTarget(width,height,{depthBuffer:false,stencilBuffer:false});_tempTarget.scissorTest=true;}if(width!==roughnessMap.image.width||height!==roughnessMap.image.height){var newRoughnessTarget=new WebGLRenderTarget(width,height,{minFilter:LinearMipMapLinearFilter,depthBuffer:false,stencilBuffer:false});newRoughnessTarget.texture.generateMipmaps=true;// Setting the render target causes the memory to be allocated. -_renderer.setRenderTarget(newRoughnessTarget);material.roughnessMap=newRoughnessTarget.texture;if(material.metalnessMap==roughnessMap)material.metalnessMap=material.roughnessMap;if(material.aoMap==roughnessMap)material.aoMap=material.roughnessMap;}_mipmapMaterial.uniforms.roughnessMap.value=roughnessMap;_mipmapMaterial.uniforms.normalMap.value=normalMap;var position=new Vector2(0,0);var texelSize=_mipmapMaterial.uniforms.texelSize.value;for(var mip=0;width>=1&&height>=1;++mip,width/=2,height/=2){// Rendering to a mip level is not allowed in webGL1. Instead we must set -// up a secondary texture to write the result to, then copy it back to the -// proper mipmap level. -texelSize.set(1.0/width,1.0/height);if(mip==0)texelSize.set(0.0,0.0);_tempTarget.viewport.set(position.x,position.y,width,height);_tempTarget.scissor.set(position.x,position.y,width,height);_renderer.setRenderTarget(_tempTarget);_renderer.render(_mesh$1,_flatCamera$1);_renderer.copyFramebufferToTexture(position,material.roughnessMap,mip);_mipmapMaterial.uniforms.roughnessMap.value=material.roughnessMap;}if(roughnessMap!==material.roughnessMap)roughnessMap.dispose();_renderer.setRenderTarget(oldTarget);_renderer.autoClear=autoClear;},dispose:function dispose(){_mipmapMaterial.dispose();_mesh$1.geometry.dispose();if(_tempTarget!=null)_tempTarget.dispose();}};function _getMipmapMaterial(){var shaderMaterial=new RawShaderMaterial({uniforms:{roughnessMap:{value:null},normalMap:{value:null},texelSize:{value:new Vector2(1,1)}},vertexShader:"\nprecision mediump float;\nprecision mediump int;\nattribute vec3 position;\nattribute vec2 uv;\nvarying vec2 vUv;\nvoid main() {\n vUv = uv;\n gl_Position = vec4( position, 1.0 );\n}\n ",fragmentShader:"\nprecision mediump float;\nprecision mediump int;\nvarying vec2 vUv;\nuniform sampler2D roughnessMap;\nuniform sampler2D normalMap;\nuniform vec2 texelSize;\n\n#define ENVMAP_TYPE_CUBE_UV\nvec4 envMapTexelToLinear(vec4 a){return a;}\n#include \n\nfloat roughnessToVariance(float roughness) {\nfloat variance = 0.0;\nif (roughness >= r1) {\n variance = (r0 - roughness) * (v1 - v0) / (r0 - r1) + v0;\n} else if (roughness >= r4) {\n variance = (r1 - roughness) * (v4 - v1) / (r1 - r4) + v1;\n} else if (roughness >= r5) {\n variance = (r4 - roughness) * (v5 - v4) / (r4 - r5) + v4;\n} else {\n float roughness2 = roughness * roughness;\n variance = 1.79 * roughness2 * roughness2;\n}\nreturn variance;\n}\nfloat varianceToRoughness(float variance) {\nfloat roughness = 0.0;\nif (variance >= v1) {\n roughness = (v0 - variance) * (r1 - r0) / (v0 - v1) + r0;\n} else if (variance >= v4) {\n roughness = (v1 - variance) * (r4 - r1) / (v1 - v4) + r1;\n} else if (variance >= v5) {\n roughness = (v4 - variance) * (r5 - r4) / (v4 - v5) + r4;\n} else {\n roughness = pow(0.559 * variance, 0.25);// 0.559 = 1.0 / 1.79\n}\nreturn roughness;\n}\n\nvoid main() {\n gl_FragColor = texture2D(roughnessMap, vUv, -1.0);\n if (texelSize.x == 0.0) return;\n float roughness = gl_FragColor.g;\n float variance = roughnessToVariance(roughness);\n vec3 avgNormal;\n for (float x = -1.0; x < 2.0; x += 2.0) {\n for (float y = -1.0; y < 2.0; y += 2.0) {\n vec2 uv = vUv + vec2(x, y) * 0.25 * texelSize;\n avgNormal += normalize(texture2D(normalMap, uv, -1.0).xyz - 0.5);\n }\n }\n variance += 1.0 - 0.25 * length(avgNormal);\n gl_FragColor.g = varianceToRoughness(variance);\n}\n",blending:NoBlending,depthTest:false,depthWrite:false});shaderMaterial.type='RoughnessMipmapper';return shaderMaterial;}var deserializeUrl=function deserializeUrl(url){return url!=null&&url!=='null'?toFullUrl(url):null;};var assertIsArCandidate=function assertIsArCandidate(){if(IS_WEBXR_AR_CANDIDATE){return;}var missingApis=[];if(!HAS_WEBXR_DEVICE_API){missingApis.push('WebXR Device API');}if(!HAS_WEBXR_HIT_TEST_API){missingApis.push('WebXR Hit Test API');}throw new Error("The following APIs are required for AR, but are missing in this browser: ".concat(missingApis.join(', ')));};var toFullUrl=function toFullUrl(partialUrl){var url=new URL(partialUrl,window.location.toString());return url.toString();};var throttle=function throttle(fn,ms){var timer=null;var throttled=function throttled(){if(timer!=null){return;}fn.apply(void 0,arguments);timer=self.setTimeout(function(){return timer=null;},ms);};throttled.flush=function(){if(timer!=null){self.clearTimeout(timer);timer=null;}};return throttled;};var debounce=function debounce(fn,ms){var timer=null;return function(){for(var _len=arguments.length,args=new Array(_len),_key=0;_key<_len;_key++){args[_key]=arguments[_key];}if(timer!=null){self.clearTimeout(timer);}timer=self.setTimeout(function(){timer=null;fn.apply(void 0,args);},ms);};};var clamp=function clamp(value,lowerLimit,upperLimit){return Math.max(lowerLimit,Math.min(upperLimit,value));};var CAPPED_DEVICE_PIXEL_RATIO=1;var resolveDpr=function(){var HAS_META_VIEWPORT_TAG=function(){var metas=document.head!=null?Array.from(document.head.querySelectorAll('meta')):[];var _iterator4=_createForOfIteratorHelper(metas),_step4;try{for(_iterator4.s();!(_step4=_iterator4.n()).done;){var meta=_step4.value;if(meta.name==='viewport'){return true;}}}catch(err){_iterator4.e(err);}finally{_iterator4.f();}return false;}();if(!HAS_META_VIEWPORT_TAG){console.warn('No detected; will cap pixel density at 1.');}return function(){return HAS_META_VIEWPORT_TAG?window.devicePixelRatio:CAPPED_DEVICE_PIXEL_RATIO;};}();var isDebugMode=function(){var debugQueryParameterName='model-viewer-debug-mode';var debugQueryParameter=new RegExp("[?&]".concat(debugQueryParameterName,"(&|$)"));return function(){return self.ModelViewerElement&&self.ModelViewerElement.debugMode||self.location&&self.location.search&&self.location.search.match(debugQueryParameter);};}();var getFirstMapKey=function getFirstMapKey(map){if(map.keys!=null){return map.keys().next().value||null;}var firstKey=null;try{map.forEach(function(_value,key,_map){firstKey=key;throw new Error();});}catch(_error){}return firstKey;};var RADIUS=0.2;var LINE_WIDTH=0.03;var MAX_OPACITY=0.75;var SEGMENTS=12;var DELTA_PHI=Math.PI/(2*SEGMENTS);var vector2=new Vector2();var addCorner=function addCorner(vertices,cornerX,cornerY){var phi=cornerX>0?cornerY>0?0:-Math.PI/2:cornerY>0?Math.PI/2:Math.PI;for(var _i7=0;_i7<=SEGMENTS;++_i7){vertices.push(cornerX+(RADIUS-LINE_WIDTH)*Math.cos(phi),cornerY+(RADIUS-LINE_WIDTH)*Math.sin(phi),0,cornerX+RADIUS*Math.cos(phi),cornerY+RADIUS*Math.sin(phi),0);phi+=DELTA_PHI;}};var PlacementBox=/*#__PURE__*/function(_Mesh){_inherits(PlacementBox,_Mesh);var _super9=_createSuper(PlacementBox);function PlacementBox(model){var _this25;_classCallCheck(this,PlacementBox);var geometry=new BufferGeometry();var triangles=[];var vertices=[];var size=model.size,boundingBox=model.boundingBox;var x=size.x/2;var y=size.z/2;addCorner(vertices,x,y);addCorner(vertices,-x,y);addCorner(vertices,-x,-y);addCorner(vertices,x,-y);var numVertices=vertices.length/3;for(var _i8=0;_i80;}},{key:"dispose",value:function dispose(){var _this$hitPlane=this.hitPlane,geometry=_this$hitPlane.geometry,material=_this$hitPlane.material;geometry.dispose();material.dispose();this.geometry.dispose();this.material.dispose();}},{key:"offsetHeight",set:function set(offset){this.position.y=this.shadowHeight+offset;},get:function get(){return this.position.y-this.shadowHeight;}},{key:"show",set:function set(visible){this.goalOpacity=visible?MAX_OPACITY:0;}}]);return PlacementBox;}(Mesh);var assertContext=function assertContext(context){if(context==null){throw new Error('WebGL is not available!');}return context;};var getContext=function getContext(canvas,options){return assertContext(canvas.getContext('webgl',options)||canvas.getContext('experimental-webgl',options));};var applyExtensionCompatibility=function applyExtensionCompatibility(gl){var testShaders={'EXT_shader_texture_lod':"\n #extension GL_EXT_shader_texture_lod : enable\n precision mediump float;\n uniform sampler2D tex;\n void main() {\n gl_FragColor = texture2DLodEXT(tex, vec2(0.0, 0.0), 0.0);\n }"};function confirmExtension(gl,name){var shader=gl.createShader(gl.FRAGMENT_SHADER);gl.shaderSource(shader,testShaders[name]);gl.compileShader(shader);var status=gl.getShaderParameter(shader,gl.COMPILE_STATUS);gl.deleteShader(shader);return status;}var getExtension=gl.getExtension;gl.getExtension=function(name){var extension;if(testShaders[name]){extension=getExtension.call(gl,name);if(extension&&!confirmExtension(gl,name)){extension=null;}}else{extension=getExtension.call(gl,name);}return extension;};};var _a$6,_b$4,_c$1,_d$1,_e,_f,_g,_h,_j,_k,_l,_m,_o,_p,_q,_r,_s,_t,_u,_v,_w,_x$1,_y$1,_z$1,_0,_1,_2,_3,_4,_5,_6,_7,_8,_9,_10,_11,_12;var AR_SHADOW_INTENSITY=0.3;var ROTATION_RATE=1.5;var HIT_ANGLE_DEG=20;var INTRO_DAMPER_RATE=0.4;var SCALE_SNAP_HIGH=1.2;var SCALE_SNAP_LOW=1/SCALE_SNAP_HIGH;var ARStatus={NOT_PRESENTING:'not-presenting',SESSION_STARTED:'session-started',OBJECT_PLACED:'object-placed'};var $presentedScene=Symbol('presentedScene');var $placementBox=Symbol('placementBox');var $lastTick=Symbol('lastTick');var $turntableRotation=Symbol('turntableRotation');var $oldShadowIntensity=Symbol('oldShadowIntensity');var $oldBackground=Symbol('oldBackground');var $rafId=Symbol('rafId');var $currentSession=Symbol('currentSession');var $tick=Symbol('tick');var $refSpace=Symbol('refSpace');var $viewerRefSpace=Symbol('viewerRefSpace');var $frame=Symbol('frame');var $initialized=Symbol('initialized');var $initialModelToWorld=Symbol('initialModelToWorld');var $placementComplete=Symbol('placementComplete');var $initialHitSource=Symbol('hitTestSource');var $transientHitTestSource=Symbol('transiertHitTestSource');var $inputSource=Symbol('inputSource');var $isTranslating=Symbol('isTranslating');var $isRotating=Symbol('isRotating');var $isScaling=Symbol('isScaling');var $lastDragPosition=Symbol('lastDragPosition');var $lastScalar=Symbol('lastScalar');var $goalPosition=Symbol('goalPosition');var $goalYaw=Symbol('goalYaw');var $goalScale=Symbol('goalScale');var $xDamper=Symbol('xDamper');var $yDamper=Symbol('yDamper');var $zDamper=Symbol('zDamper');var $yawDamper=Symbol('yawDamper');var $scaleDamper=Symbol('scaleDamper');var $damperRate=Symbol('damperRate');var $resolveCleanup=Symbol('resolveCleanup');var $exitWebXRButtonContainer=Symbol('exitWebXRButtonContainer');var $onWebXRFrame=Symbol('onWebXRFrame');var $postSessionCleanup=Symbol('postSessionCleanup');var $updateCamera=Symbol('updateCamera');var $placeInitially=Symbol('placeInitially');var $getHitPoint=Symbol('getHitPoint');var $onSelectStart=Symbol('onSelectStart');var $onSelectEnd=Symbol('onSelect');var $onUpdateScene=Symbol('onUpdateScene');var $fingerSeparation=Symbol('fingerSeparation');var $processInput=Symbol('processInput');var $moveScene=Symbol('moveScene');var $onExitWebXRButtonContainerClick=Symbol('onExitWebXRButtonContainerClick');var vector3$1=new Vector3();var matrix4=new Matrix4();var hitPosition=new Vector3();var ARRenderer=/*#__PURE__*/function(_EventDispatcher2){_inherits(ARRenderer,_EventDispatcher2);var _super10=_createSuper(ARRenderer);function ARRenderer(renderer){var _this26;_classCallCheck(this,ARRenderer);_this26=_super10.call(this);_this26.renderer=renderer;_this26.camera=new PerspectiveCamera();_this26[_a$6]=null;_this26[_b$4]=null;_this26[_c$1]=null;_this26[_d$1]=null;_this26[_e]=null;_this26[_f]=null;_this26[_g]=null;_this26[_h]=null;_this26[_j]=null;_this26[_k]=null;_this26[_l]=null;_this26[_m]=null;_this26[_o]=null;_this26[_p]=null;_this26[_q]=null;_this26[_r]=null;_this26[_s]=false;_this26[_t]=new Matrix4();_this26[_u]=false;_this26[_v]=false;_this26[_w]=false;_this26[_x$1]=false;_this26[_y$1]=new Vector3();_this26[_z$1]=0;_this26[_0]=new Vector3();_this26[_1]=0;_this26[_2]=1;_this26[_3]=new Damper();_this26[_4]=new Damper();_this26[_5]=new Damper();_this26[_6]=new Damper();_this26[_7]=new Damper();_this26[_8]=1;_this26[_9]=function(){return _this26.stopPresenting();};_this26[_10]=function(){if(_this26[$placementBox]!=null&&_this26.isPresenting){_this26[$placementBox].dispose();_this26[$placementBox]=new PlacementBox(_this26[$presentedScene].model);}};_this26[_11]=function(event){var hitSource=_this26[$transientHitTestSource];if(hitSource==null){return;}var fingers=_this26[$frame].getHitTestResultsForTransientInput(hitSource);var scene=_this26[$presentedScene];var box=_this26[$placementBox];if(fingers.length===1){_this26[$inputSource]=event.inputSource;var axes=_this26[$inputSource].gamepad.axes;var _hitPosition=box.getHit(_this26[$presentedScene],axes[0],axes[1]);box.show=true;if(_hitPosition!=null){_this26[$isTranslating]=true;_this26[$lastDragPosition].copy(_hitPosition);}else{_this26[$isRotating]=true;_this26[$lastScalar]=axes[0];}}else if(fingers.length===2&&scene.canScale){box.show=true;_this26[$isScaling]=true;_this26[$lastScalar]=_this26[$fingerSeparation](fingers)/scene.scale.x;}};_this26[_12]=function(){_this26[$isTranslating]=false;_this26[$isRotating]=false;_this26[$isScaling]=false;_this26[$inputSource]=null;_this26[$goalPosition].y+=_this26[$placementBox].offsetHeight*_this26[$presentedScene].scale.x;_this26[$placementBox].show=false;};_this26.threeRenderer=renderer.threeRenderer;_this26.camera.matrixAutoUpdate=false;return _this26;}_createClass(ARRenderer,[{key:"resolveARSession",value:function(){var _resolveARSession=_asyncToGenerator(/*#__PURE__*/regeneratorRuntime.mark(function _callee8(scene){var session,gl,waitForXRAnimationFrame,_session$renderState$,framebuffer,framebufferWidth,framebufferHeight,exitButton;return regeneratorRuntime.wrap(function _callee8$(_context9){while(1){switch(_context9.prev=_context9.next){case 0:assertIsArCandidate();_context9.next=3;return navigator.xr.requestSession('immersive-ar',{requiredFeatures:['hit-test'],optionalFeatures:['dom-overlay'],domOverlay:{root:scene.element.shadowRoot.querySelector('div.annotation-container')}});case 3:session=_context9.sent;gl=assertContext(this.renderer.context3D);_context9.next=7;return gl.makeXRCompatible();case 7:session.updateRenderState({baseLayer:new XRWebGLLayer(session,gl,{alpha:true})});waitForXRAnimationFrame=new Promise(function(resolve,_reject){session.requestAnimationFrame(function(){return resolve();});});_context9.next=11;return waitForXRAnimationFrame;case 11:scene.element[$onResize](window.screen);_session$renderState$=session.renderState.baseLayer,framebuffer=_session$renderState$.framebuffer,framebufferWidth=_session$renderState$.framebufferWidth,framebufferHeight=_session$renderState$.framebufferHeight;this.threeRenderer.setFramebuffer(framebuffer);this.threeRenderer.setPixelRatio(1);this.threeRenderer.setSize(framebufferWidth,framebufferHeight,false);exitButton=scene.element.shadowRoot.querySelector('.slot.exit-webxr-ar-button');exitButton.classList.add('enabled');exitButton.addEventListener('click',this[$onExitWebXRButtonContainerClick]);this[$exitWebXRButtonContainer]=exitButton;return _context9.abrupt("return",session);case 21:case"end":return _context9.stop();}}},_callee8,this);}));function resolveARSession(_x14){return _resolveARSession.apply(this,arguments);}return resolveARSession;}()},{key:"supportsPresentation",value:function(){var _supportsPresentation=_asyncToGenerator(/*#__PURE__*/regeneratorRuntime.mark(function _callee9(){return regeneratorRuntime.wrap(function _callee9$(_context10){while(1){switch(_context10.prev=_context10.next){case 0:_context10.prev=0;assertIsArCandidate();_context10.next=4;return navigator.xr.isSessionSupported('immersive-ar');case 4:return _context10.abrupt("return",_context10.sent);case 7:_context10.prev=7;_context10.t0=_context10["catch"](0);return _context10.abrupt("return",false);case 10:case"end":return _context10.stop();}}},_callee9,null,[[0,7]]);}));function supportsPresentation(){return _supportsPresentation.apply(this,arguments);}return supportsPresentation;}()},{key:"present",value:function(){var _present=_asyncToGenerator(/*#__PURE__*/regeneratorRuntime.mark(function _callee10(scene){var _this27=this;var waitForAnimationFrame,currentSession,radians,ray;return regeneratorRuntime.wrap(function _callee10$(_context11){while(1){switch(_context11.prev=_context11.next){case 0:if(this.isPresenting){console.warn('Cannot present while a model is already presenting');}waitForAnimationFrame=new Promise(function(resolve,_reject){requestAnimationFrame(function(){return resolve();});});scene.model.setHotspotsVisibility(false);scene.isDirty=true;_context11.next=6;return waitForAnimationFrame;case 6:this[$presentedScene]=scene;_context11.next=9;return this.resolveARSession(scene);case 9:currentSession=_context11.sent;currentSession.addEventListener('end',function(){_this27[$postSessionCleanup]();},{once:true});_context11.next=13;return currentSession.requestReferenceSpace('local');case 13:this[$refSpace]=_context11.sent;_context11.next=16;return currentSession.requestReferenceSpace('viewer');case 16:this[$viewerRefSpace]=_context11.sent;scene.setCamera(this.camera);this[$initialized]=false;this[$damperRate]=INTRO_DAMPER_RATE;this[$turntableRotation]=scene.yaw;scene.yaw=0;this[$goalYaw]=0;this[$goalScale]=1;this[$oldBackground]=scene.background;scene.background=null;this[$oldShadowIntensity]=scene.shadowIntensity;scene.setShadowIntensity(0);scene.addEventListener('model-load',this[$onUpdateScene]);radians=HIT_ANGLE_DEG*Math.PI/180;ray=new XRRay(new DOMPoint(0,0,0),{x:0,y:-Math.sin(radians),z:-Math.cos(radians)});currentSession.requestHitTestSource({space:this[$viewerRefSpace],offsetRay:ray}).then(function(hitTestSource){_this27[$initialHitSource]=hitTestSource;});this[$currentSession]=currentSession;this[$placementBox]=new PlacementBox(scene.model);this[$placementComplete]=false;this[$lastTick]=performance.now();this[$tick]();case 37:case"end":return _context11.stop();}}},_callee10,this);}));function present(_x15){return _present.apply(this,arguments);}return present;}()},{key:"stopPresenting",value:function(){var _stopPresenting=_asyncToGenerator(/*#__PURE__*/regeneratorRuntime.mark(function _callee11(){var _this28=this;var cleanupPromise;return regeneratorRuntime.wrap(function _callee11$(_context12){while(1){switch(_context12.prev=_context12.next){case 0:if(this.isPresenting){_context12.next=2;break;}return _context12.abrupt("return");case 2:cleanupPromise=new Promise(function(resolve){_this28[$resolveCleanup]=resolve;});_context12.prev=3;_context12.next=6;return this[$currentSession].end();case 6:_context12.next=8;return cleanupPromise;case 8:_context12.next=15;break;case 10:_context12.prev=10;_context12.t0=_context12["catch"](3);console.warn('Error while trying to end AR session');console.warn(_context12.t0);this[$postSessionCleanup]();case 15:case"end":return _context12.stop();}}},_callee11,this,[[3,10]]);}));function stopPresenting(){return _stopPresenting.apply(this,arguments);}return stopPresenting;}()},{key:(_a$6=$placementBox,_b$4=$lastTick,_c$1=$turntableRotation,_d$1=$oldShadowIntensity,_e=$oldBackground,_f=$rafId,_g=$currentSession,_h=$refSpace,_j=$viewerRefSpace,_k=$frame,_l=$initialHitSource,_m=$transientHitTestSource,_o=$inputSource,_p=$presentedScene,_q=$resolveCleanup,_r=$exitWebXRButtonContainer,_s=$initialized,_t=$initialModelToWorld,_u=$placementComplete,_v=$isTranslating,_w=$isRotating,_x$1=$isScaling,_y$1=$lastDragPosition,_z$1=$lastScalar,_0=$goalPosition,_1=$goalYaw,_2=$goalScale,_3=$xDamper,_4=$yDamper,_5=$zDamper,_6=$yawDamper,_7=$scaleDamper,_8=$damperRate,_9=$onExitWebXRButtonContainerClick,$postSessionCleanup),value:function value(){this.threeRenderer.setFramebuffer(null);var session=this[$currentSession];if(session!=null){session.removeEventListener('selectstart',this[$onSelectStart]);session.removeEventListener('selectend',this[$onSelectEnd]);session.cancelAnimationFrame(this[$rafId]);this[$currentSession]=null;}var scene=this[$presentedScene];if(scene!=null){var model=scene.model,element=scene.element;scene.setCamera(scene.camera);model.remove(this[$placementBox]);scene.position.set(0,0,0);scene.scale.set(1,1,1);model.setShadowScaleAndOffset(1,0);var yaw=this[$turntableRotation];if(yaw!=null){scene.yaw=yaw;}var intensity=this[$oldShadowIntensity];if(intensity!=null){scene.setShadowIntensity(intensity);}var background=this[$oldBackground];if(background!=null){scene.background=background;}scene.removeEventListener('model-load',this[$onUpdateScene]);model.orientHotspots(0);element.requestUpdate('cameraTarget');element[$onResize](element.getBoundingClientRect());}this.renderer.height=0;var exitButton=this[$exitWebXRButtonContainer];if(exitButton!=null){exitButton.classList.remove('enabled');exitButton.removeEventListener('click',this[$onExitWebXRButtonContainerClick]);this[$exitWebXRButtonContainer]=null;}var hitSource=this[$transientHitTestSource];if(hitSource!=null){hitSource.cancel();this[$transientHitTestSource]=null;}var hitSourceInitial=this[$initialHitSource];if(hitSourceInitial!=null){hitSourceInitial.cancel();this[$initialHitSource]=null;}if(this[$placementBox]!=null){this[$placementBox].dispose();this[$placementBox]=null;}this[$lastTick]=null;this[$turntableRotation]=null;this[$oldShadowIntensity]=null;this[$oldBackground]=null;this[$rafId]=null;this[$refSpace]=null;this[$presentedScene]=null;this[$viewerRefSpace]=null;this[$frame]=null;this[$inputSource]=null;if(this[$resolveCleanup]!=null){this[$resolveCleanup]();}this.dispatchEvent({type:'status',status:ARStatus.NOT_PRESENTING});}},{key:"updateTarget",value:function updateTarget(){var scene=this[$presentedScene];if(scene!=null){var _target2=scene.getTarget();scene.setTarget(_target2.x,scene.model.boundingBox.min.y,_target2.z);}}},{key:(_10=$onUpdateScene,$updateCamera),value:function value(view){var camera=this.camera;var cameraMatrix=camera.matrix;cameraMatrix.fromArray(view.transform.matrix);camera.updateMatrixWorld(true);camera.position.setFromMatrixPosition(cameraMatrix);if(this[$initialHitSource]!=null){var _this$$presentedScene=this[$presentedScene],position=_this$$presentedScene.position,model=_this$$presentedScene.model;var radius=model.idealCameraDistance;camera.getWorldDirection(position);position.multiplyScalar(radius);position.add(camera.position);}if(!this[$initialized]){camera.projectionMatrix.fromArray(view.projectionMatrix);camera.projectionMatrixInverse.getInverse(camera.projectionMatrix);var _camera$position=camera.position,x=_camera$position.x,z=_camera$position.z;var scene=this[$presentedScene];scene.pointTowards(x,z);scene.model.updateMatrixWorld(true);this[$goalYaw]=scene.yaw;this[$initialModelToWorld].copy(scene.model.matrixWorld);scene.model.setHotspotsVisibility(true);this[$initialized]=true;this.dispatchEvent({type:'status',status:ARStatus.SESSION_STARTED});}this[$presentedScene].model.orientHotspots(Math.atan2(cameraMatrix.elements[1],cameraMatrix.elements[5]));}},{key:$placeInitially,value:function value(frame){var _this29=this;var hitSource=this[$initialHitSource];if(hitSource==null){return;}var hitTestResults=frame.getHitTestResults(hitSource);if(hitTestResults.length==0){return;}var hit=hitTestResults[0];var hitMatrix=this[$getHitPoint](hit);if(hitMatrix==null){return;}this.placeModel(hitMatrix);hitSource.cancel();this[$initialHitSource]=null;var session=frame.session;session.addEventListener('selectstart',this[$onSelectStart]);session.addEventListener('selectend',this[$onSelectEnd]);session.requestHitTestSourceForTransientInput({profile:'generic-touchscreen'}).then(function(hitTestSource){_this29[$transientHitTestSource]=hitTestSource;});}},{key:$getHitPoint,value:function value(hitResult){var pose=hitResult.getPose(this[$refSpace]);if(pose==null){return null;}var hitMatrix=matrix4.fromArray(pose.transform.matrix);return hitMatrix.elements[5]>0.75?hitPosition.setFromMatrixPosition(hitMatrix):null;}},{key:"placeModel",value:function placeModel(hit){var scene=this[$presentedScene];var model=scene.model;var _model$boundingBox=model.boundingBox,min=_model$boundingBox.min,max=_model$boundingBox.max;this[$placementBox].show=true;var goal=this[$goalPosition];goal.copy(hit);var floor=hit.y;var origin=this.camera.position.clone();var direction=hit.clone().sub(origin).normalize();origin.sub(direction.multiplyScalar(model.idealCameraDistance));var ray=new Ray(origin,direction.normalize());var modelToWorld=this[$initialModelToWorld];var modelPosition=new Vector3().setFromMatrixPosition(modelToWorld).add(hit);modelToWorld.setPosition(modelPosition);var world2Model=new Matrix4().getInverse(modelToWorld);ray.applyMatrix4(world2Model);max.y+=10;ray.intersectBox(model.boundingBox,modelPosition);max.y-=10;if(modelPosition!=null){modelPosition.applyMatrix4(modelToWorld);goal.add(hit).sub(modelPosition);}var target=scene.getTarget();scene.setTarget(target.x,min.y,target.z);goal.y=floor;this.dispatchEvent({type:'status',status:ARStatus.OBJECT_PLACED});}},{key:(_11=$onSelectStart,_12=$onSelectEnd,$fingerSeparation),value:function value(fingers){var fingerOne=fingers[0].inputSource.gamepad.axes;var fingerTwo=fingers[1].inputSource.gamepad.axes;var deltaX=fingerTwo[0]-fingerOne[0];var deltaY=fingerTwo[1]-fingerOne[1];return Math.sqrt(deltaX*deltaX+deltaY*deltaY);}},{key:$processInput,value:function value(frame){var _this30=this;var hitSource=this[$transientHitTestSource];if(hitSource==null){return;}if(!this[$isTranslating]&&!this[$isScaling]&&!this[$isRotating]){return;}var fingers=frame.getHitTestResultsForTransientInput(hitSource);var scene=this[$presentedScene];var scale=scene.scale.x;if(this[$isScaling]){if(fingers.length<2){this[$isScaling]=false;}else{var separation=this[$fingerSeparation](fingers);var _scale2=separation/this[$lastScalar];this[$goalScale]=_scale2SCALE_SNAP_LOW?1:_scale2;}return;}else if(fingers.length===2&&scene.canScale){this[$isTranslating]=false;this[$isRotating]=false;this[$isScaling]=true;this[$lastScalar]=this[$fingerSeparation](fingers)/scale;return;}if(this[$isRotating]){var thisDragX=this[$inputSource].gamepad.axes[0];this[$goalYaw]+=(thisDragX-this[$lastScalar])*ROTATION_RATE;this[$lastScalar]=thisDragX;}else if(this[$isTranslating]){fingers.forEach(function(finger){if(finger.inputSource!==_this30[$inputSource]||finger.results.length<1){return;}var hit=_this30[$getHitPoint](finger.results[0]);if(hit==null){return;}_this30[$goalPosition].sub(_this30[$lastDragPosition]);var offset=hit.y-_this30[$lastDragPosition].y;if(offset<0){_this30[$placementBox].offsetHeight=offset/scale;_this30[$presentedScene].model.setShadowScaleAndOffset(scale,offset);var cameraPosition=vector3$1.copy(_this30.camera.position);var alpha=-offset/(cameraPosition.y-hit.y);cameraPosition.multiplyScalar(alpha);hit.multiplyScalar(1-alpha).add(cameraPosition);}_this30[$goalPosition].add(hit);_this30[$lastDragPosition].copy(hit);});}}},{key:$moveScene,value:function value(delta){var scene=this[$presentedScene];var model=scene.model,position=scene.position,yaw=scene.yaw;var radius=model.idealCameraDistance;var goal=this[$goalPosition];var oldScale=scene.scale.x;var box=this[$placementBox];if(this[$initialHitSource]==null&&(!goal.equals(position)||this[$goalScale]!==oldScale)){var x=position.x,y=position.y,z=position.z;delta*=this[$damperRate];x=this[$xDamper].update(x,goal.x,delta,radius);y=this[$yDamper].update(y,goal.y,delta,radius);z=this[$zDamper].update(z,goal.z,delta,radius);position.set(x,y,z);var newScale=this[$scaleDamper].update(oldScale,this[$goalScale],delta,1);scene.scale.set(newScale,newScale,newScale);if(!this[$isTranslating]){var offset=goal.y-y;if(this[$placementComplete]){box.offsetHeight=offset/newScale;model.setShadowScaleAndOffset(newScale,offset);}else if(offset===0){this[$placementComplete]=true;box.show=false;scene.setShadowIntensity(AR_SHADOW_INTENSITY);this[$damperRate]=1;}}}box.updateOpacity(delta);scene.updateTarget(delta);scene.updateMatrixWorld(true);scene.yaw=this[$yawDamper].update(yaw,this[$goalYaw],delta,Math.PI);}},{key:$tick,value:function value(){var _this31=this;this[$rafId]=this[$currentSession].requestAnimationFrame(function(time,frame){return _this31[$onWebXRFrame](time,frame);});}},{key:$onWebXRFrame,value:function value(time,frame){this[$frame]=frame;var pose=frame.getViewerPose(this[$refSpace]);this[$tick]();var scene=this[$presentedScene];if(pose==null||scene==null){return;}this[$updateCamera](pose.views[0]);this[$placeInitially](frame);this[$processInput](frame);var delta=time-this[$lastTick];this[$moveScene](delta);this.renderer.preRender(scene,time,delta);this[$lastTick]=time;this.threeRenderer.render(scene,this.camera);}},{key:"presentedScene",get:function get(){return this[$presentedScene];}},{key:"isPresenting",get:function get(){return this[$presentedScene]!=null;}}]);return ARRenderer;}(EventDispatcher);var Debugger=/*#__PURE__*/function(){function Debugger(renderer){_classCallCheck(this,Debugger);renderer.threeRenderer.debug={checkShaderErrors:true};Promise.resolve().then(function(){self.dispatchEvent(new CustomEvent('model-viewer-renderer-debug',{detail:{renderer:renderer,THREE:{ShaderMaterial:ShaderMaterial,Texture:Texture,Mesh:Mesh,Scene:Scene,PlaneBufferGeometry:PlaneBufferGeometry,OrthographicCamera:OrthographicCamera,WebGLRenderTarget:WebGLRenderTarget}}}));});}_createClass(Debugger,[{key:"addScene",value:function addScene(scene){self.dispatchEvent(new CustomEvent('model-viewer-scene-added-debug',{detail:{scene:scene}}));}},{key:"removeScene",value:function removeScene(scene){self.dispatchEvent(new CustomEvent('model-viewer-scene-removed-debug',{detail:{scene:scene}}));}}]);return Debugger;}();var $threeGLTF=Symbol('threeGLTF');var $gltf=Symbol('gltf');var $gltfElementMap=Symbol('gltfElementMap');var $threeObjectMap=Symbol('threeObjectMap');var $parallelTraverseThreeScene=Symbol('parallelTraverseThreeScene');var $correlateOriginalThreeGLTF=Symbol('correlateOriginalThreeGLTF');var $correlateCloneThreeGLTF=Symbol('correlateCloneThreeGLTF');/** - * The Three.js GLTFLoader provides us with an in-memory representation - * of a glTF in terms of Three.js constructs. It also provides us with a copy - * of the deserialized glTF without any Three.js decoration, and a mapping of - * glTF elements to their corresponding Three.js constructs. - * - * A CorrelatedSceneGraph exposes a synchronously available mapping of glTF - * element references to their corresponding Three.js constructs. - */var CorrelatedSceneGraph=/*#__PURE__*/function(){function CorrelatedSceneGraph(threeGLTF,gltf,threeObjectMap,gltfElementMap){_classCallCheck(this,CorrelatedSceneGraph);this[$threeGLTF]=threeGLTF;this[$gltf]=gltf;this[$gltfElementMap]=gltfElementMap;this[$threeObjectMap]=threeObjectMap;}/** - * Produce a CorrelatedSceneGraph from a naturally generated Three.js GLTF. - * Such GLTFs are produced by Three.js' GLTFLoader, and contain cached - * details that expedite the correlation step. - * - * If a CorrelatedSceneGraph is provided as the second argument, re-correlates - * a cloned Three.js GLTF with a clone of the glTF hierarchy used to produce - * the upstream Three.js GLTF that the clone was created from. The result - * CorrelatedSceneGraph is representative of the cloned hierarchy. - */_createClass(CorrelatedSceneGraph,[{key:"threeGLTF",/** - * The source Three.js GLTF result given to us by a Three.js GLTFLoader. - */get:function get(){return this[$threeGLTF];}/** - * The in-memory deserialized source glTF. - */},{key:"gltf",get:function get(){return this[$gltf];}/** - * A Map of glTF element references to arrays of corresponding Three.js - * object references. Three.js objects are kept in arrays to account for - * cases where more than one Three.js object corresponds to a single glTF - * element. - */},{key:"gltfElementMap",get:function get(){return this[$gltfElementMap];}/** - * A map of individual Three.js objects to corresponding elements in the - * source glTF. - */},{key:"threeObjectMap",get:function get(){return this[$threeObjectMap];}}],[{key:"from",value:function from(threeGLTF,upstreamCorrelatedSceneGraph){if(upstreamCorrelatedSceneGraph!=null){return this[$correlateCloneThreeGLTF](threeGLTF,upstreamCorrelatedSceneGraph);}else{return this[$correlateOriginalThreeGLTF](threeGLTF);}}},{key:$correlateOriginalThreeGLTF,value:function value(threeGLTF){var gltf=threeGLTF.parser.json;var associations=threeGLTF.parser.associations;var gltfElementMap=new Map();// NOTE: IE11 does not have Map iterator methods -associations.forEach(function(gltfElementReference,threeObject){// Note: GLTFLoader creates a "default" material that has no corresponding -// glTF element in the case that no materials are specified in the source -// glTF. This means that for basic models without any of their own -// materials, we might accidentally try to present a configurable glTF -// material that doesn't exist. It might be valuable to make this default -// material configurable in the future, but for now we ignore it. -if(gltfElementReference==null){return;}var type=gltfElementReference.type,index=gltfElementReference.index;var elementArray=gltf[type]||[];var gltfElement=elementArray[index];if(gltfElement==null){// TODO: Maybe throw here... -return;}var threeObjects=gltfElementMap.get(gltfElement);if(threeObjects==null){threeObjects=new Set();gltfElementMap.set(gltfElement,threeObjects);}threeObjects.add(threeObject);});return new CorrelatedSceneGraph(threeGLTF,gltf,associations,gltfElementMap);}/** - * Transfers the association between a raw glTF and a Three.js scene graph - * to a clone of the Three.js scene graph, resolved as a new - * CorrelatedsceneGraph instance. - */},{key:$correlateCloneThreeGLTF,value:function value(cloneThreeGLTF,upstreamCorrelatedSceneGraph){var originalThreeGLTF=upstreamCorrelatedSceneGraph.threeGLTF;var originalGLTF=upstreamCorrelatedSceneGraph.gltf;var cloneGLTF=JSON.parse(JSON.stringify(originalGLTF));var cloneThreeObjectMap=new Map();var cloneGLTFELementMap=new Map();for(var _i9=0;_i9',alphaChunk);}:function(shader){shader.fragmentShader=shader.fragmentShader.replace('#include ',alphaChunk);oldOnBeforeCompile(shader,undefined);};clone.shadowSide=FrontSide;if(clone.transparent){clone.depthWrite=false;}if(!clone.alphaTest&&!clone.transparent){clone.alphaTest=-0.5;}sourceUUIDToClonedMaterial.set(material.uuid,clone);return clone;}},{key:"correlatedSceneGraph",get:function get(){return this[$preparedGLTF][$correlatedSceneGraph];}}],[{key:$prepare,value:function value(source){var prepared=_get(_getPrototypeOf(ModelViewerGLTFInstance),$prepare,this).call(this,source);if(prepared[$correlatedSceneGraph]==null){prepared[$correlatedSceneGraph]=CorrelatedSceneGraph.from(prepared);}var scene=prepared.scene;var meshesToDuplicate=[];scene.traverse(function(node){node.renderOrder=1000;node.frustumCulled=false;if(!node.name){node.name=node.uuid;}if(!node.isMesh){return;}node.castShadow=true;var mesh=node;var transparent=false;var materials=Array.isArray(mesh.material)?mesh.material:[mesh.material];materials.forEach(function(material){if(material.isMeshStandardMaterial){if(material.transparent&&material.side===DoubleSide){transparent=true;material.side=FrontSide;}Renderer.singleton.roughnessMipmapper.generateMipmaps(material);}});if(transparent){meshesToDuplicate.push(mesh);}});for(var _i12=0,_meshesToDuplicate=meshesToDuplicate;_i12<_meshesToDuplicate.length;_i12++){var mesh=_meshesToDuplicate[_i12];var materials=Array.isArray(mesh.material)?mesh.material:[mesh.material];var duplicateMaterials=materials.map(function(material){var backMaterial=material.clone();backMaterial.side=BackSide;return backMaterial;});var duplicateMaterial=Array.isArray(mesh.material)?duplicateMaterials:duplicateMaterials[0];var meshBack=new Mesh(mesh.geometry,duplicateMaterial);meshBack.renderOrder=-1;mesh.add(meshBack);}return prepared;}}]);return ModelViewerGLTFInstance;}(GLTFInstance);/** - * @author Nikos M. / https://github.com/foo123/ - */ // https://github.com/mrdoob/three.js/issues/5552 -// http://en.wikipedia.org/wiki/RGBE_image_format -var RGBELoader=function RGBELoader(manager){DataTextureLoader.call(this,manager);this.type=UnsignedByteType;};RGBELoader.prototype=Object.assign(Object.create(DataTextureLoader.prototype),{constructor:RGBELoader,// adapted from http://www.graphics.cornell.edu/~bjw/rgbe.html -parse:function parse(buffer){var/* return codes for rgbe routines */ //RGBE_RETURN_SUCCESS = 0, -RGBE_RETURN_FAILURE=-1,/* default error routine. change this to change error handling */rgbe_read_error=1,rgbe_write_error=2,rgbe_format_error=3,rgbe_memory_error=4,rgbe_error=function rgbe_error(rgbe_error_code,msg){switch(rgbe_error_code){case rgbe_read_error:console.error("RGBELoader Read Error: "+(msg||''));break;case rgbe_write_error:console.error("RGBELoader Write Error: "+(msg||''));break;case rgbe_format_error:console.error("RGBELoader Bad File Format: "+(msg||''));break;default:case rgbe_memory_error:console.error("RGBELoader: Error: "+(msg||''));}return RGBE_RETURN_FAILURE;},/* offsets to red, green, and blue components in a data (float) pixel */ //RGBE_DATA_RED = 0, -//RGBE_DATA_GREEN = 1, -//RGBE_DATA_BLUE = 2, -/* number of floats per pixel, use 4 since stored in rgba image format */ //RGBE_DATA_SIZE = 4, -/* flags indicating which fields in an rgbe_header_info are valid */RGBE_VALID_PROGRAMTYPE=1,RGBE_VALID_FORMAT=2,RGBE_VALID_DIMENSIONS=4,NEWLINE="\n",fgets=function fgets(buffer,lineLimit,consume){lineLimit=!lineLimit?1024:lineLimit;var p=buffer.pos,i=-1,len=0,s='',chunkSize=128,chunk=String.fromCharCode.apply(null,new Uint16Array(buffer.subarray(p,p+chunkSize)));while(0>(i=chunk.indexOf(NEWLINE))&&len=0; i--) { - byteCode = m.charCodeAt(i); - if (byteCode > 0x7f && byteCode <= 0x7ff) byteLen++; - else if (byteCode > 0x7ff && byteCode <= 0xffff) byteLen += 2; - if (byteCode >= 0xDC00 && byteCode <= 0xDFFF) i--; //trail surrogate - }*/if(false!==consume)buffer.pos+=len+i+1;return s+chunk.slice(0,i);}return false;},/* minimal header reading. modify if you want to parse more information */RGBE_ReadHeader=function RGBE_ReadHeader(buffer){var line,match,// regexes to parse header info fields -magic_token_re=/^#\?(\S+)$/,gamma_re=/^\s*GAMMA\s*=\s*(\d+(\.\d+)?)\s*$/,exposure_re=/^\s*EXPOSURE\s*=\s*(\d+(\.\d+)?)\s*$/,format_re=/^\s*FORMAT=(\S+)\s*$/,dimensions_re=/^\s*\-Y\s+(\d+)\s+\+X\s+(\d+)\s*$/,// RGBE format header struct -header={valid:0,/* indicate which fields are valid */string:'',/* the actual header string */comments:'',/* comments found in header */programtype:'RGBE',/* listed at beginning of file to identify it after "#?". defaults to "RGBE" */format:'',/* RGBE format, default 32-bit_rle_rgbe */gamma:1.0,/* image has already been gamma corrected with given gamma. defaults to 1.0 (no correction) */exposure:1.0,/* a value of 1.0 in an image corresponds to watts/steradian/m^2. defaults to 1.0 */width:0,height:0/* image dimensions, width/height */};if(buffer.pos>=buffer.byteLength||!(line=fgets(buffer))){return rgbe_error(rgbe_read_error,"no header found");}/* if you want to require the magic token then uncomment the next line */if(!(match=line.match(magic_token_re))){return rgbe_error(rgbe_format_error,"bad initial token");}header.valid|=RGBE_VALID_PROGRAMTYPE;header.programtype=match[1];header.string+=line+"\n";while(true){line=fgets(buffer);if(false===line)break;header.string+=line+"\n";if('#'===line.charAt(0)){header.comments+=line+"\n";continue;// comment line -}if(match=line.match(gamma_re)){header.gamma=parseFloat(match[1],10);}if(match=line.match(exposure_re)){header.exposure=parseFloat(match[1],10);}if(match=line.match(format_re)){header.valid|=RGBE_VALID_FORMAT;header.format=match[1];//'32-bit_rle_rgbe'; -}if(match=line.match(dimensions_re)){header.valid|=RGBE_VALID_DIMENSIONS;header.height=parseInt(match[1],10);header.width=parseInt(match[2],10);}if(header.valid&RGBE_VALID_FORMAT&&header.valid&RGBE_VALID_DIMENSIONS)break;}if(!(header.valid&RGBE_VALID_FORMAT)){return rgbe_error(rgbe_format_error,"missing format specifier");}if(!(header.valid&RGBE_VALID_DIMENSIONS)){return rgbe_error(rgbe_format_error,"missing image size specifier");}return header;},RGBE_ReadPixels_RLE=function RGBE_ReadPixels_RLE(buffer,w,h){var data_rgba,offset,pos,count,byteValue,scanline_buffer,ptr,ptr_end,i,l,off,isEncodedRun,scanline_width=w,num_scanlines=h,rgbeStart;if(// run length encoding is not allowed so read flat -scanline_width<8||scanline_width>0x7fff||// this file is not run length encoded -2!==buffer[0]||2!==buffer[1]||buffer[2]&0x80){// return the flat buffer -return new Uint8Array(buffer);}if(scanline_width!==(buffer[2]<<8|buffer[3])){return rgbe_error(rgbe_format_error,"wrong scanline width");}data_rgba=new Uint8Array(4*w*h);if(!data_rgba.length){return rgbe_error(rgbe_memory_error,"unable to allocate buffer space");}offset=0;pos=0;ptr_end=4*scanline_width;rgbeStart=new Uint8Array(4);scanline_buffer=new Uint8Array(ptr_end);// read in each successive scanline -while(num_scanlines>0&&posbuffer.byteLength){return rgbe_error(rgbe_read_error);}rgbeStart[0]=buffer[pos++];rgbeStart[1]=buffer[pos++];rgbeStart[2]=buffer[pos++];rgbeStart[3]=buffer[pos++];if(2!=rgbeStart[0]||2!=rgbeStart[1]||(rgbeStart[2]<<8|rgbeStart[3])!=scanline_width){return rgbe_error(rgbe_format_error,"bad rgbe scanline format");}// read each of the four channels for the scanline into the buffer -// first red, then green, then blue, then exponent -ptr=0;while(ptr128;if(isEncodedRun)count-=128;if(0===count||ptr+count>ptr_end){return rgbe_error(rgbe_format_error,"bad scanline data");}if(isEncodedRun){// a (encoded) run of the same value -byteValue=buffer[pos++];for(i=0;i>16&0x8000;/* Get the sign */var m=x>>12&0x07ff;/* Keep one extra bit for rounding */var e=x>>23&0xff;/* Using int is faster here */ /* If zero, or denormal, or exponent underflows too much for a denormal - * half, return signed zero. */if(e<103)return bits;/* If NaN, return NaN. 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An overflow will set mantissa to 0 and increment - * the exponent, which is OK. */bits+=m&1;return bits;}return function(sourceArray,sourceOffset,destArray,destOffset){var e=sourceArray[sourceOffset+3];var scale=Math.pow(2.0,e-128.0)/255.0;destArray[destOffset+0]=toHalf(sourceArray[sourceOffset+0]*scale);destArray[destOffset+1]=toHalf(sourceArray[sourceOffset+1]*scale);destArray[destOffset+2]=toHalf(sourceArray[sourceOffset+2]*scale);};}();var byteArray=new Uint8Array(buffer);byteArray.pos=0;var rgbe_header_info=RGBE_ReadHeader(byteArray);if(RGBE_RETURN_FAILURE!==rgbe_header_info){var w=rgbe_header_info.width,h=rgbe_header_info.height,image_rgba_data=RGBE_ReadPixels_RLE(byteArray.subarray(byteArray.pos),w,h);if(RGBE_RETURN_FAILURE!==image_rgba_data){switch(this.type){case UnsignedByteType:var data=image_rgba_data;var format=RGBEFormat;// handled as THREE.RGBAFormat in shaders -var type=UnsignedByteType;break;case FloatType:var numElements=image_rgba_data.length/4*3;var floatArray=new Float32Array(numElements);for(var j=0;j1&&_args12[1]!==undefined?_args12[1]:function(){};_context13.prev=1;this[$PMREMGenerator].compileEquirectangularShader();isHDR=HDR_FILE_RE.test(url);_loader=isHDR?hdrLoader:ldrLoader;_context13.next=7;return new Promise(function(resolve,reject){return _loader.load(url,resolve,function(event){progressCallback(event.loaded/event.total*0.9);},reject);});case 7:texture=_context13.sent;progressCallback(1.0);this[$addMetadata](texture,url,'Equirectangular');if(isHDR){texture.encoding=RGBEEncoding;texture.minFilter=NearestFilter;texture.magFilter=NearestFilter;texture.flipY=true;}else{texture.encoding=GammaEncoding;}return _context13.abrupt("return",texture);case 12:_context13.prev=12;if(progressCallback){progressCallback(1);}return _context13.finish(12);case 15:case"end":return _context13.stop();}}},_callee12,this,[[1,,12,15]]);}));function load(_x16){return _load2.apply(this,arguments);}return load;}()},{key:"loadEquirectAsCubeUV",value:function(){var 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11:_yield$Promise$all=_context15.sent;_yield$Promise$all2=_slicedToArray(_yield$Promise$all,2);environmentMap=_yield$Promise$all2[0];skybox=_yield$Promise$all2[1];if(!(environmentMap==null)){_context15.next=17;break;}throw new Error('Failed to load environment map.');case 17:environmentMap=environmentMap;this[$addMetadata](environmentMap.texture,environmentMapUrl,'PMREM');if(skybox!=null){this[$addMetadata](skybox.texture,skyboxUrl,'PMREM');}return _context15.abrupt("return",{environmentMap:environmentMap,skybox:skybox});case 21:_context15.prev=21;updateGenerationProgress(1.0);return _context15.finish(21);case 24:case"end":return _context15.stop();}}},_callee14,this,[[5,,21,24]]);}));function generateEnvironmentMapAndSkybox(){return _generateEnvironmentMapAndSkybox.apply(this,arguments);}return generateEnvironmentMapAndSkybox;}()},{key:(_a$7=$generatedEnvironmentMap,_b$5=$environmentMapCache,$addMetadata),value:function value(texture,url,mapping){if(texture==null){return;}texture.userData=Object.assign(Object.assign({},userData),{url:url,mapping:mapping});}},{key:$loadEnvironmentMapFromUrl,value:function value(url,progressTracker){if(!this[$environmentMapCache].has(url)){var progressCallback=progressTracker?progressTracker.beginActivity():function(){};var environmentMapLoads=this.loadEquirectAsCubeUV(url,progressCallback);this[$environmentMapCache].set(url,environmentMapLoads);}return this[$environmentMapCache].get(url);}},{key:$loadGeneratedEnvironmentMap,value:function value(){if(this[$generatedEnvironmentMap]==null){var defaultScene=new EnvironmentScene();this[$generatedEnvironmentMap]=this[$PMREMGenerator].fromScene(defaultScene,GENERATED_SIGMA);defaultScene.dispose();}return Promise.resolve(this[$generatedEnvironmentMap]);}},{key:"dispose",value:function(){var _dispose=_asyncToGenerator(/*#__PURE__*/regeneratorRuntime.mark(function _callee15(){var allTargetsLoad,_i13,_allTargetsLoad,targetLoads,_target3;return regeneratorRuntime.wrap(function _callee15$(_context16){while(1){switch(_context16.prev=_context16.next){case 0:allTargetsLoad=[];this[$environmentMapCache].forEach(function(targetLoads){allTargetsLoad.push(targetLoads);});this[$environmentMapCache].clear();_i13=0,_allTargetsLoad=allTargetsLoad;case 4:if(!(_i13<_allTargetsLoad.length)){_context16.next=18;break;}targetLoads=_allTargetsLoad[_i13];_context16.prev=6;_context16.next=9;return targetLoads;case 9:_target3=_context16.sent;_target3.dispose();_context16.next=15;break;case 13:_context16.prev=13;_context16.t0=_context16["catch"](6);case 15:_i13++;_context16.next=4;break;case 18:if(this[$generatedEnvironmentMap]!=null){this[$generatedEnvironmentMap].dispose();this[$generatedEnvironmentMap]=null;}case 19:case"end":return _context16.stop();}}},_callee15,this,[[6,13]]);}));function dispose(){return _dispose.apply(this,arguments);}return dispose;}()},{key:"pmremGenerator",get:function get(){return this[$PMREMGenerator];}}]);return TextureUtils;}(EventDispatcher);var _a$8,_b$6;var DURATION_DECAY=0.2;var LOW_FRAME_DURATION_MS=18;var HIGH_FRAME_DURATION_MS=26;var MAX_AVG_CHANGE_MS=2;var SCALE_STEP=0.79;var DEFAULT_MIN_SCALE=0.5;var $onWebGLContextLost=Symbol('onWebGLContextLost');var $webGLContextLostHandler=Symbol('webGLContextLostHandler');var $singleton=Symbol('singleton');var Renderer=/*#__PURE__*/function(_EventDispatcher4){_inherits(Renderer,_EventDispatcher4);var _super14=_createSuper(Renderer);function Renderer(options){var _this35;_classCallCheck(this,Renderer);_this35=_super14.call(this);_this35.loader=new CachingGLTFLoader(ModelViewerGLTFInstance);_this35.width=0;_this35.height=0;_this35.dpr=1;_this35.minScale=DEFAULT_MIN_SCALE;_this35.debugger=null;_this35.scenes=new 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RoughnessMipmapper(_this35.threeRenderer);_this35.updateRendererSize();_this35.lastTick=performance.now();_this35.avgFrameDuration=0;return _this35;}_createClass(Renderer,[{key:"updateRendererSize",value:function updateRendererSize(){var dpr=resolveDpr();if(dpr!==this.dpr){var _iterator5=_createForOfIteratorHelper(this.scenes),_step5;try{for(_iterator5.s();!(_step5=_iterator5.n()).done;){var scene=_step5.value;var element=scene.element;element[$updateSize](element.getBoundingClientRect());}}catch(err){_iterator5.e(err);}finally{_iterator5.f();}}var width=0;var height=0;var _iterator6=_createForOfIteratorHelper(this.scenes),_step6;try{for(_iterator6.s();!(_step6=_iterator6.n()).done;){var 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value(_time,_delta){}},{key:$markLoaded,value:function value(){if(this[$loaded]){return;}this[$loaded]=true;this[$loadedTime]=performance.now();}},{key:$needsRender,value:function value(){this[$scene].isDirty=true;}},{key:$onModelLoad,value:function value(){}},{key:$onResize,value:function value(e){this[$scene].setSize(e.width,e.height);}},{key:$onContextLost,value:function value(event){this.dispatchEvent(new CustomEvent('error',{detail:{type:'webglcontextlost',sourceError:event.sourceEvent}}));}},{key:$updateSource,value:function(){var _value2=_asyncToGenerator(/*#__PURE__*/regeneratorRuntime.mark(function _callee19(){var updateSourceProgress,source,detail;return regeneratorRuntime.wrap(function _callee19$(_context20){while(1){switch(_context20.prev=_context20.next){case 0:if(!(this.loaded||!this[$shouldAttemptPreload]())){_context20.next=2;break;}return _context20.abrupt("return");case 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this[$getLoaded]();}},{key:(_a$a=$isElementInViewport,_b$8=$loaded,_c$2=$loadedTime,_d$2=$clearModelTimeout,_e$1=$fallbackResizeHandler,_f$1=$announceModelVisibility,_g$1=$resizeObserver,_h$1=$intersectionObserver,_j$1=$progressTracker,_k$1=$contextLostHandler,$renderer),get:function get(){return Renderer.singleton;}},{key:"modelIsVisible",get:function get(){return this[$getModelIsVisible]();}},{key:$ariaLabel,get:function get(){return this.alt==null||this.alt==='null'?this[$defaultAriaLabel]:this.alt;}}],[{key:"is",get:function get(){return'model-viewer';}},{key:"template",get:function get(){if(!this.hasOwnProperty($template)){this[$template]=makeTemplate(this.is);}return this[$template];}},{key:"modelCacheSize",set:function set(value){CachingGLTFLoader[$evictionPolicy].evictionThreshold=value;},get:function get(){return CachingGLTFLoader[$evictionPolicy].evictionThreshold;}},{key:"minimumRenderScale",set:function set(value){if(value>1){console.warn(' minimumRenderScale has been clamped to a maximum value of 1.');}if(value<=0){console.warn(' minimumRenderScale has been clamped to a minimum value of 0. 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$changeAnimation=Symbol('changeAnimation');var $paused=Symbol('paused');var AnimationMixin=function AnimationMixin(ModelViewerElement){var _a;var AnimationModelViewerElement=/*#__PURE__*/function(_ModelViewerElement){_inherits(AnimationModelViewerElement,_ModelViewerElement);var _super16=_createSuper(AnimationModelViewerElement);function AnimationModelViewerElement(){var _this42;_classCallCheck(this,AnimationModelViewerElement);_this42=_super16.apply(this,arguments);_this42.autoplay=false;_this42.animationName=undefined;_this42.animationCrossfadeDuration=300;_this42[_a]=true;return _this42;}_createClass(AnimationModelViewerElement,[{key:"pause",value:function pause(){if(this[$paused]){return;}this[$paused]=true;this[$renderer].threeRenderer.shadowMap.autoUpdate=false;this.dispatchEvent(new CustomEvent('pause'));}},{key:"play",value:function play(){if(this[$paused]&&this.availableAnimations.length>0){this[$paused]=false;this[$renderer].threeRenderer.shadowMap.autoUpdate=true;if(!this[$scene].model.hasActiveAnimation){this[$changeAnimation]();}this.dispatchEvent(new CustomEvent('play'));}}},{key:(_a=$paused,$onModelLoad),value:function value(){this[$paused]=true;if(this.autoplay){this[$changeAnimation]();this.play();}}},{key:$tick$1,value:function value(_time,delta){_get(_getPrototypeOf(AnimationModelViewerElement.prototype),$tick$1,this).call(this,_time,delta);if(this[$paused]||!this.modelIsVisible){return;}var model=this[$scene].model;model.updateAnimation(delta/MILLISECONDS_PER_SECOND);this[$needsRender]();}},{key:"updated",value:function updated(changedProperties){_get(_getPrototypeOf(AnimationModelViewerElement.prototype),"updated",this).call(this,changedProperties);if(changedProperties.has('autoplay')&&this.autoplay){this.play();}if(changedProperties.has('animationName')){this[$changeAnimation]();}}},{key:$updateSource,value:function(){var _value3=_asyncToGenerator(/*#__PURE__*/regeneratorRuntime.mark(function _callee20(){return regeneratorRuntime.wrap(function _callee20$(_context21){while(1){switch(_context21.prev=_context21.next){case 0:this[$scene].model.stopAnimation();return _context21.abrupt("return",_get(_getPrototypeOf(AnimationModelViewerElement.prototype),$updateSource,this).call(this));case 2:case"end":return _context21.stop();}}},_callee20,this);}));function value(){return _value3.apply(this,arguments);}return value;}()},{key:$changeAnimation,value:function value(){var 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0);__decorate$1([property({type:Number,attribute:'animation-crossfade-duration'})],AnimationModelViewerElement.prototype,"animationCrossfadeDuration",void 0);return AnimationModelViewerElement;};var $annotationRenderer=Symbol('annotationRenderer');var $hotspotMap=Symbol('hotspotMap');var $mutationCallback=Symbol('mutationCallback');var $observer=Symbol('observer');var $addHotspot=Symbol('addHotspot');var $removeHotspot=Symbol('removeHotspot');var pixelPosition=new Vector2();var worldToModel=new Matrix4();var AnnotationMixin=function AnnotationMixin(ModelViewerElement){var _a,_b,_c,_d;var AnnotationModelViewerElement=/*#__PURE__*/function(_ModelViewerElement2){_inherits(AnnotationModelViewerElement,_ModelViewerElement2);var _super17=_createSuper(AnnotationModelViewerElement);function AnnotationModelViewerElement(){var _this43;_classCallCheck(this,AnnotationModelViewerElement);for(var _len2=arguments.length,args=new 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anchor=document.createElement('a');anchor.setAttribute('rel','ar');anchor.appendChild(document.createElement('img'));return function(usdzSrc,arScale){var modelUrl=new URL(usdzSrc,self.location.toString());if(arScale==='fixed'){modelUrl.hash='allowsContentScaling=0';}anchor.setAttribute('href',modelUrl.toString());anchor.click();};}();var openSceneViewer=function(){var anchor=document.createElement('a');var noArViewerSigil='#model-viewer-no-ar-fallback';var fallbackInvoked=false;return function(gltfSrc,title,arScale){if(fallbackInvoked){return;}var location=self.location.toString();var locationUrl=new URL(location);var modelUrl=new URL(gltfSrc,location);var scheme=modelUrl.protocol.replace(':','');locationUrl.hash=noArViewerSigil;var intentParams="?file=".concat(encodeURIComponent(modelUrl.toString()),"&mode=ar_only&link=").concat(location,"&title=").concat(encodeURIComponent(title));if(arScale==='fixed'){intentParams+="&resizable=false";}var intent="intent://arvr.google.com/scene-viewer/1.0".concat(intentParams,"#Intent;scheme=").concat(scheme,";package=com.google.ar.core;action=android.intent.action.VIEW;S.browser_fallback_url=").concat(encodeURIComponent(locationUrl.toString()),";end;");var undoHashChange=function undoHashChange(){if(self.location.hash===noArViewerSigil&&!fallbackInvoked){fallbackInvoked=true;self.history.back();}};self.addEventListener('hashchange',undoHashChange,{once:true});anchor.setAttribute('href',intent);anchor.click();};}();var deserializeQuickLookBrowsers=enumerationDeserializer(['safari','chrome']);var deserializeARModes=enumerationDeserializer(['quick-look','scene-viewer','webxr','none']);var DEFAULT_AR_MODES='webxr scene-viewer quick-look';var ARMode={QUICK_LOOK:'quick-look',SCENE_VIEWER:'scene-viewer',WEBXR:'webxr',NONE:'none'};var $arButtonContainer=Symbol('arButtonContainer');var $enterARWithWebXR=Symbol('enterARWithWebXR');var $canActivateAR=Symbol('canActivateAR');var $arMode=Symbol('arMode');var $arModes=Symbol('arModes');var $canLaunchQuickLook=Symbol('canLaunchQuickLook');var $quickLookBrowsers=Symbol('quickLookBrowsers');var $onARButtonContainerClick=Symbol('onARButtonContainerClick');var $onARStatus=Symbol('onARStatus');var ARMixin=function ARMixin(ModelViewerElement){var _a,_b,_c,_d,_e,_f,_g;var ARModelViewerElement=/*#__PURE__*/function(_ModelViewerElement3){_inherits(ARModelViewerElement,_ModelViewerElement3);var _super18=_createSuper(ARModelViewerElement);function ARModelViewerElement(){var _this44;_classCallCheck(this,ARModelViewerElement);_this44=_super18.apply(this,arguments);_this44.ar=false;_this44.arScale='auto';_this44.arModes=DEFAULT_AR_MODES;_this44.iosSrc=null;_this44.quickLookBrowsers='safari';_this44[_a]=false;_this44[_b]=_this44.shadowRoot.querySelector('.ar-button');_this44[_c]=new Set();_this44[_d]=ARMode.NONE;_this44[_e]=new 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0:_get(_getPrototypeOf(ARModelViewerElement.prototype),"update",this).call(this,changedProperties);if(changedProperties.has('quickLookBrowsers')){this[$quickLookBrowsers]=deserializeQuickLookBrowsers(this.quickLookBrowsers);}if(!(!changedProperties.has('ar')&&!changedProperties.has('arModes')&&!changedProperties.has('iosSrc'))){_context24.next=4;break;}return _context24.abrupt("return");case 4:if(changedProperties.has('arModes')){this[$arModes]=deserializeARModes(this.arModes);}if(changedProperties.has('arScale')){this[$scene].canScale=this.arScale!=='fixed';}this[$arMode]=ARMode.NONE;if(!this.ar){_context24.next=34;break;}arModes=[];this[$arModes].forEach(function(value){arModes.push(value);});_i16=0,_arModes=arModes;case 11:if(!(_i16<_arModes.length)){_context24.next=34;break;}value=_arModes[_i16];_context24.t0=value==='webxr'&&IS_WEBXR_AR_CANDIDATE;if(!_context24.t0){_context24.next=18;break;}_context24.next=17;return this[$renderer].arRenderer.supportsPresentation();case 17:_context24.t0=_context24.sent;case 18:if(!_context24.t0){_context24.next=23;break;}this[$arMode]=ARMode.WEBXR;return _context24.abrupt("break",34);case 23:if(!(value==='scene-viewer'&&IS_ANDROID)){_context24.next=28;break;}this[$arMode]=ARMode.SCENE_VIEWER;return _context24.abrupt("break",34);case 28:if(!(value==='quick-look'&&!!this.iosSrc&&this[$canLaunchQuickLook]&&IS_AR_QUICKLOOK_CANDIDATE)){_context24.next=31;break;}this[$arMode]=ARMode.QUICK_LOOK;return _context24.abrupt("break",34);case 31:_i16++;_context24.next=11;break;case 34:if(this.canActivateAR){this[$arButtonContainer].classList.add('enabled');this[$arButtonContainer].addEventListener('click',this[$onARButtonContainerClick]);}else{this[$arButtonContainer].removeEventListener('click',this[$onARButtonContainerClick]);this[$arButtonContainer].classList.remove('enabled');}case 35:case"end":return _context24.stop();}}},_callee23,this);}));function update(_x22){return _update2.apply(this,arguments);}return 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this[$evaluator]==null||Evaluator.isConstant(this[$evaluator]);}}]);return CalcEvaluator;}(Evaluator);var $operator=Symbol('operator');var $left=Symbol('left');var $right=Symbol('right');var OperatorEvaluator=/*#__PURE__*/function(_Evaluator4){_inherits(OperatorEvaluator,_Evaluator4);var _super22=_createSuper(OperatorEvaluator);function OperatorEvaluator(operator,left,right){var _this48;_classCallCheck(this,OperatorEvaluator);_this48=_super22.call(this);_this48[$operator]=operator;_this48[$left]=left;_this48[$right]=right;return _this48;}_createClass(OperatorEvaluator,[{key:$evaluate,value:function value(){var leftNode=normalizeUnit(Evaluator.evaluate(this[$left]));var rightNode=normalizeUnit(Evaluator.evaluate(this[$right]));var leftValue=leftNode.number,leftUnit=leftNode.unit;var rightValue=rightNode.number,rightUnit=rightNode.unit;if(rightUnit!=null&&leftUnit!=null&&rightUnit!=leftUnit){return ZERO;}var unit=leftUnit||rightUnit;var value;switch(this[$operator].value){case'+':value=leftValue+rightValue;break;case'-':value=leftValue-rightValue;break;case'/':value=leftValue/rightValue;break;case'*':value=leftValue*rightValue;break;default:return ZERO;}return{type:'number',number:value,unit:unit};}},{key:"isConstant",get:function get(){return Evaluator.isConstant(this[$left])&&Evaluator.isConstant(this[$right]);}}]);return OperatorEvaluator;}(Evaluator);var $evaluatables=Symbol('evaluatables');var $intrinsics=Symbol('intrinsics');var StyleEvaluator=/*#__PURE__*/function(_Evaluator5){_inherits(StyleEvaluator,_Evaluator5);var _super23=_createSuper(StyleEvaluator);function StyleEvaluator(expressions,intrinsics){var _this49;_classCallCheck(this,StyleEvaluator);_this49=_super23.call(this);_this49[$intrinsics]=intrinsics;var firstExpression=expressions[0];var terms=firstExpression!=null?firstExpression.terms:[];_this49[$evaluatables]=intrinsics.basis.map(function(basisNode,index){var 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instance=_step17.value;instance[$notify]();}}catch(err){_iterator17.e(err);}finally{_iterator17.f();}}},{key:(_a$c=$instances,$activateListener),value:function value(){window.addEventListener('scroll',this[$notifyInstances],{passive:true});}},{key:$deactivateListener,value:function value(){window.removeEventListener('scroll',this[$notifyInstances]);}}]);return ScrollObserver;}();ScrollObserver[_a$c]=new Set();var $computeStyleCallback=Symbol('computeStyleCallback');var $astWalker=Symbol('astWalker');var $dependencies=Symbol('dependencies');var $scrollHandler=Symbol('scrollHandler');var $onScroll=Symbol('onScroll');var StyleEffector=/*#__PURE__*/function(){function StyleEffector(callback){var _this50=this;_classCallCheck(this,StyleEffector);this[_b$a]={};this[_c$4]=new ASTWalker(['function']);this[_d$3]=function(){return _this50[$onScroll]();};this[$computeStyleCallback]=callback;}_createClass(StyleEffector,[{key:"observeEffectsFor",value:function observeEffectsFor(ast){var _this51=this;var newDependencies={};var oldDependencies=this[$dependencies];this[$astWalker].walk(ast,function(functionNode){var name=functionNode.name;var firstArgument=functionNode.arguments[0];var firstTerm=firstArgument.terms[0];if(name.value!=='env'||firstTerm==null||firstTerm.type!=='ident'){return;}switch(firstTerm.value){case'window-scroll-y':if(newDependencies['window-scroll']==null){var observer='window-scroll'in oldDependencies?oldDependencies['window-scroll']:new ScrollObserver(_this51[$scrollHandler]);observer.observe();delete oldDependencies['window-scroll'];newDependencies['window-scroll']=observer;}break;}});for(var environmentState in oldDependencies){var observer=oldDependencies[environmentState];observer.disconnect();}this[$dependencies]=newDependencies;}},{key:"dispose",value:function dispose(){for(var environmentState in this[$dependencies]){var 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$evaluateAndSync=Symbol("".concat(propertyName,"EvaluateAndSync"));Object.defineProperties(proto,(_Object$definePropert={},_defineProperty(_Object$definePropert,$styleEffector,{value:null,writable:true}),_defineProperty(_Object$definePropert,$styleEvaluator,{value:null,writable:true}),_defineProperty(_Object$definePropert,$updateEvaluator,{value:function value(){var _this52=this;var ast=parseExpressions(this[propertyName]);this[$styleEvaluator]=new StyleEvaluator(ast,getIntrinsics(this));if(this[$styleEffector]==null&&observeEffects){this[$styleEffector]=new StyleEffector(function(){return _this52[$evaluateAndSync]();});}if(this[$styleEffector]!=null){this[$styleEffector].observeEffectsFor(ast);}}}),_defineProperty(_Object$definePropert,$evaluateAndSync,{value:function value(){if(this[$styleEvaluator]==null){return;}var result=this[$styleEvaluator].evaluate();this[config.updateHandler](result);}}),_defineProperty(_Object$definePropert,"updated",{value:function value(changedProperties){if(changedProperties.has(propertyName)){this[$updateEvaluator]();this[$evaluateAndSync]();}originalUpdated.call(this,changedProperties);}}),_defineProperty(_Object$definePropert,"connectedCallback",{value:function value(){originalConnectedCallback.call(this);this.requestUpdate(propertyName,this[propertyName]);}}),_defineProperty(_Object$definePropert,"disconnectedCallback",{value:function value(){originalDisconnectedCallback.call(this);if(this[$styleEffector]!=null){this[$styleEffector].dispose();this[$styleEffector]=null;}}}),_Object$definePropert));};};var _a$d,_b$b,_c$5,_d$4,_e$2,_f$2,_g$2,_h$2,_j$2,_k$2,_l$1;var DEFAULT_OPTIONS=Object.freeze({minimumRadius:0,maximumRadius:Infinity,minimumPolarAngle:Math.PI/8,maximumPolarAngle:Math.PI-Math.PI/8,minimumAzimuthalAngle:-Infinity,maximumAzimuthalAngle:Infinity,minimumFieldOfView:10,maximumFieldOfView:45,eventHandlingBehavior:'prevent-all',interactionPolicy:'always-allow'});var $spherical=Symbol('spherical');var $goalSpherical=Symbol('goalSpherical');var $thetaDamper=Symbol('thetaDamper');var $phiDamper=Symbol('phiDamper');var $radiusDamper=Symbol('radiusDamper');var $logFov=Symbol('fov');var $goalLogFov=Symbol('goalLogFov');var $fovDamper=Symbol('fovDamper');var $options=Symbol('options');var $touchMode=Symbol('touchMode');var $canInteract=Symbol('canInteract');var $interactionEnabled=Symbol('interactionEnabled');var $userAdjustOrbit=Symbol('userAdjustOrbit');var $isUserChange=Symbol('isUserChange');var $isStationary=Symbol('isMoving');var $moveCamera=Symbol('moveCamera');var $isUserPointing=Symbol('isUserPointing');var $pointerIsDown=Symbol('pointerIsDown');var $lastPointerPosition=Symbol('lastPointerPosition');var $lastTouches=Symbol('lastTouches');var $pixelLengthToSphericalAngle=Symbol('pixelLengthToSphericalAngle');var $twoTouchDistance=Symbol('twoTouchDistance');var $wrapAngle=Symbol('wrapAngle');var $onMouseMove=Symbol('onMouseMove');var $onMouseDown=Symbol('onMouseDown');var $onMouseUp=Symbol('onMouseUp');var $onTouchStart=Symbol('onTouchStart');var $onTouchEnd=Symbol('onTouchEnd');var $onTouchMove=Symbol('onTouchMove');var $onWheel=Symbol('onWheel');var $onKeyDown=Symbol('onKeyDown');var $handlePointerMove=Symbol('handlePointerMove');var $handleSinglePointerMove=Symbol('handleSinglePointerMove');var $handlePointerDown=Symbol('handlePointerDown');var $handleSinglePointerDown=Symbol('handleSinglePointerDown');var $handlePointerUp=Symbol('handlePointerUp');var $handleWheel=Symbol('handleWheel');var $handleKey=Symbol('handleKey');var TOUCH_EVENT_RE=/^touch(start|end|move)$/;var KEYBOARD_ORBIT_INCREMENT=Math.PI/8;var ZOOM_SENSITIVITY=0.04;var KeyCode={PAGE_UP:33,PAGE_DOWN:34,LEFT:37,UP:38,RIGHT:39,DOWN:40};var ChangeSource={USER_INTERACTION:'user-interaction',NONE:'none'};var SmoothControls=/*#__PURE__*/function(_EventDispatcher5){_inherits(SmoothControls,_EventDispatcher5);var _super24=_createSuper(SmoothControls);function SmoothControls(camera,element){var _this53;_classCallCheck(this,SmoothControls);_this53=_super24.call(this);_this53.camera=camera;_this53.element=element;_this53[_a$d]=false;_this53[_b$b]=false;_this53[_c$5]=false;_this53[_d$4]=new Spherical();_this53[_e$2]=new Spherical();_this53[_f$2]=new Damper();_this53[_g$2]=new Damper();_this53[_h$2]=new Damper();_this53[_j$2]=new Damper();_this53[_k$2]=false;_this53[_l$1]={clientX:0,clientY:0};_this53[$onMouseMove]=function(event){return _this53[$handlePointerMove](event);};_this53[$onMouseDown]=function(event){return _this53[$handlePointerDown](event);};_this53[$onMouseUp]=function(event){return _this53[$handlePointerUp](event);};_this53[$onWheel]=function(event){return _this53[$handleWheel](event);};_this53[$onKeyDown]=function(event){return _this53[$handleKey](event);};_this53[$onTouchStart]=function(event){return _this53[$handlePointerDown](event);};_this53[$onTouchEnd]=function(event){return _this53[$handlePointerUp](event);};_this53[$onTouchMove]=function(event){return _this53[$handlePointerMove](event);};_this53[$options]=Object.assign({},DEFAULT_OPTIONS);_this53.setOrbit(0,Math.PI/2,1);_this53.setFieldOfView(100);_this53.jumpToGoal();return _this53;}_createClass(SmoothControls,[{key:"enableInteraction",value:function enableInteraction(){if(this[$interactionEnabled]===false){var element=this.element;element.addEventListener('mousemove',this[$onMouseMove]);element.addEventListener('mousedown',this[$onMouseDown]);element.addEventListener('wheel',this[$onWheel]);element.addEventListener('keydown',this[$onKeyDown]);element.addEventListener('touchstart',this[$onTouchStart]);element.addEventListener('touchmove',this[$onTouchMove]);self.addEventListener('mouseup',this[$onMouseUp]);self.addEventListener('touchend',this[$onTouchEnd]);this.element.style.cursor='grab';this[$interactionEnabled]=true;}}},{key:"disableInteraction",value:function disableInteraction(){if(this[$interactionEnabled]===true){var element=this.element;element.removeEventListener('mousemove',this[$onMouseMove]);element.removeEventListener('mousedown',this[$onMouseDown]);element.removeEventListener('wheel',this[$onWheel]);element.removeEventListener('keydown',this[$onKeyDown]);element.removeEventListener('touchstart',this[$onTouchStart]);element.removeEventListener('touchmove',this[$onTouchMove]);self.removeEventListener('mouseup',this[$onMouseUp]);self.removeEventListener('touchend',this[$onTouchEnd]);element.style.cursor='';this[$interactionEnabled]=false;}}},{key:"getCameraSpherical",value:function getCameraSpherical(){var target=arguments.length>0&&arguments[0]!==undefined?arguments[0]:new Spherical();return target.copy(this[$spherical]);}},{key:"getFieldOfView",value:function getFieldOfView(){return this.camera.fov;}},{key:"applyOptions",value:function applyOptions(options){Object.assign(this[$options],options);this.setOrbit();this.setFieldOfView(Math.exp(this[$goalLogFov]));}},{key:"updateNearFar",value:function updateNearFar(nearPlane,farPlane){this.camera.near=Math.max(nearPlane,farPlane/1000);this.camera.far=farPlane;this.camera.updateProjectionMatrix();}},{key:"updateAspect",value:function updateAspect(aspect){this.camera.aspect=aspect;this.camera.updateProjectionMatrix();}},{key:"setOrbit",value:function setOrbit(){var goalTheta=arguments.length>0&&arguments[0]!==undefined?arguments[0]:this[$goalSpherical].theta;var goalPhi=arguments.length>1&&arguments[1]!==undefined?arguments[1]:this[$goalSpherical].phi;var goalRadius=arguments.length>2&&arguments[2]!==undefined?arguments[2]:this[$goalSpherical].radius;var _this$$options=this[$options],minimumAzimuthalAngle=_this$$options.minimumAzimuthalAngle,maximumAzimuthalAngle=_this$$options.maximumAzimuthalAngle,minimumPolarAngle=_this$$options.minimumPolarAngle,maximumPolarAngle=_this$$options.maximumPolarAngle,minimumRadius=_this$$options.minimumRadius,maximumRadius=_this$$options.maximumRadius;var _this$$goalSpherical=this[$goalSpherical],theta=_this$$goalSpherical.theta,phi=_this$$goalSpherical.phi,radius=_this$$goalSpherical.radius;var nextTheta=clamp(goalTheta,minimumAzimuthalAngle,maximumAzimuthalAngle);if(!isFinite(minimumAzimuthalAngle)&&!isFinite(maximumAzimuthalAngle)){this[$spherical].theta=this[$wrapAngle](this[$spherical].theta-nextTheta)+nextTheta;}var nextPhi=clamp(goalPhi,minimumPolarAngle,maximumPolarAngle);var nextRadius=clamp(goalRadius,minimumRadius,maximumRadius);if(nextTheta===theta&&nextPhi===phi&&nextRadius===radius){return false;}this[$goalSpherical].theta=nextTheta;this[$goalSpherical].phi=nextPhi;this[$goalSpherical].radius=nextRadius;this[$goalSpherical].makeSafe();this[$isUserChange]=false;return true;}},{key:"setRadius",value:function setRadius(radius){this[$goalSpherical].radius=radius;this.setOrbit();}},{key:"setFieldOfView",value:function setFieldOfView(fov){var _this$$options2=this[$options],minimumFieldOfView=_this$$options2.minimumFieldOfView,maximumFieldOfView=_this$$options2.maximumFieldOfView;fov=clamp(fov,minimumFieldOfView,maximumFieldOfView);this[$goalLogFov]=Math.log(fov);}},{key:"adjustOrbit",value:function adjustOrbit(deltaTheta,deltaPhi,deltaZoom){var _this$$goalSpherical2=this[$goalSpherical],theta=_this$$goalSpherical2.theta,phi=_this$$goalSpherical2.phi,radius=_this$$goalSpherical2.radius;var _this$$options3=this[$options],minimumRadius=_this$$options3.minimumRadius,maximumRadius=_this$$options3.maximumRadius,minimumFieldOfView=_this$$options3.minimumFieldOfView,maximumFieldOfView=_this$$options3.maximumFieldOfView;var dTheta=this[$spherical].theta-theta;var dThetaLimit=Math.PI-0.001;var goalTheta=theta-clamp(deltaTheta,-dThetaLimit-dTheta,dThetaLimit-dTheta);var goalPhi=phi-deltaPhi;var deltaRatio=deltaZoom===0?0:deltaZoom>0?(maximumRadius-radius)/(Math.log(maximumFieldOfView)-this[$goalLogFov]):(radius-minimumRadius)/(this[$goalLogFov]-Math.log(minimumFieldOfView));var goalRadius=radius+deltaZoom*Math.min(isFinite(deltaRatio)?deltaRatio:Infinity,maximumRadius-minimumRadius);var handled=this.setOrbit(goalTheta,goalPhi,goalRadius);if(deltaZoom!==0){var goalLogFov=this[$goalLogFov]+deltaZoom;this.setFieldOfView(Math.exp(goalLogFov));handled=true;}return handled;}},{key:"jumpToGoal",value:function jumpToGoal(){this.update(0,SETTLING_TIME);}},{key:"update",value:function update(_time,delta){if(this[$isStationary]()){return;}var _this$$options4=this[$options],maximumPolarAngle=_this$$options4.maximumPolarAngle,maximumRadius=_this$$options4.maximumRadius;var dTheta=this[$spherical].theta-this[$goalSpherical].theta;if(Math.abs(dTheta)>Math.PI&&!isFinite(this[$options].minimumAzimuthalAngle)&&!isFinite(this[$options].maximumAzimuthalAngle)){this[$spherical].theta-=Math.sign(dTheta)*2*Math.PI;}this[$spherical].theta=this[$thetaDamper].update(this[$spherical].theta,this[$goalSpherical].theta,delta,Math.PI);this[$spherical].phi=this[$phiDamper].update(this[$spherical].phi,this[$goalSpherical].phi,delta,maximumPolarAngle);this[$spherical].radius=this[$radiusDamper].update(this[$spherical].radius,this[$goalSpherical].radius,delta,maximumRadius);this[$logFov]=this[$fovDamper].update(this[$logFov],this[$goalLogFov],delta,1);this[$moveCamera]();}},{key:(_a$d=$interactionEnabled,_b$b=$isUserChange,_c$5=$isUserPointing,_d$4=$spherical,_e$2=$goalSpherical,_f$2=$thetaDamper,_g$2=$phiDamper,_h$2=$radiusDamper,_j$2=$fovDamper,_k$2=$pointerIsDown,_l$1=$lastPointerPosition,$isStationary),value:function value(){return this[$goalSpherical].theta===this[$spherical].theta&&this[$goalSpherical].phi===this[$spherical].phi&&this[$goalSpherical].radius===this[$spherical].radius&&this[$goalLogFov]===this[$logFov];}},{key:$moveCamera,value:function value(){this[$spherical].makeSafe();this.camera.position.setFromSpherical(this[$spherical]);this.camera.setRotationFromEuler(new Euler(this[$spherical].phi-Math.PI/2,this[$spherical].theta,0,'YXZ'));if(this.camera.fov!==Math.exp(this[$logFov])){this.camera.fov=Math.exp(this[$logFov]);this.camera.updateProjectionMatrix();}var source=this[$isUserChange]?ChangeSource.USER_INTERACTION:ChangeSource.NONE;this.dispatchEvent({type:'change',source:source});}},{key:$userAdjustOrbit,value:function value(deltaTheta,deltaPhi,deltaZoom){var handled=this.adjustOrbit(deltaTheta,deltaPhi,deltaZoom);this[$isUserChange]=true;this.dispatchEvent({type:'change',source:ChangeSource.USER_INTERACTION});return handled;}},{key:$wrapAngle,value:function value(radians){var normalized=(radians+Math.PI)/(2*Math.PI);var wrapped=normalized-Math.floor(normalized);return wrapped*2*Math.PI-Math.PI;}},{key:$pixelLengthToSphericalAngle,value:function value(pixelLength){return 2*Math.PI*pixelLength/this.element.clientHeight;}},{key:$twoTouchDistance,value:function value(touchOne,touchTwo){var xOne=touchOne.clientX,yOne=touchOne.clientY;var xTwo=touchTwo.clientX,yTwo=touchTwo.clientY;var xDelta=xTwo-xOne;var yDelta=yTwo-yOne;return Math.sqrt(xDelta*xDelta+yDelta*yDelta);}},{key:$handlePointerMove,value:function value(event){if(!this[$pointerIsDown]||!this[$canInteract]){return;}var handled=false;if(TOUCH_EVENT_RE.test(event.type)){var touches=event.touches;switch(this[$touchMode]){case'zoom':if(this[$lastTouches].length>1&&touches.length>1){var lastTouchDistance=this[$twoTouchDistance](this[$lastTouches][0],this[$lastTouches][1]);var touchDistance=this[$twoTouchDistance](touches[0],touches[1]);var deltaZoom=ZOOM_SENSITIVITY*(lastTouchDistance-touchDistance)/10.0;handled=this[$userAdjustOrbit](0,0,deltaZoom);}break;case'rotate':handled=this[$handleSinglePointerMove](touches[0]);break;}this[$lastTouches]=touches;}else{handled=this[$handleSinglePointerMove](event);}if((handled||this[$options].eventHandlingBehavior==='prevent-all')&&event.cancelable){event.preventDefault();}}},{key:$handleSinglePointerMove,value:function value(pointer){var clientX=pointer.clientX,clientY=pointer.clientY;var deltaTheta=this[$pixelLengthToSphericalAngle](clientX-this[$lastPointerPosition].clientX);var deltaPhi=this[$pixelLengthToSphericalAngle](clientY-this[$lastPointerPosition].clientY);this[$lastPointerPosition].clientX=clientX;this[$lastPointerPosition].clientY=clientY;if(this[$isUserPointing]===false){this[$isUserPointing]=true;this.dispatchEvent({type:'pointer-change-start',pointer:Object.assign({},pointer)});}return this[$userAdjustOrbit](deltaTheta,deltaPhi,0);}},{key:$handlePointerDown,value:function value(event){this[$pointerIsDown]=true;this[$isUserPointing]=false;if(TOUCH_EVENT_RE.test(event.type)){var touches=event.touches;switch(touches.length){default:case 1:this[$touchMode]='rotate';this[$handleSinglePointerDown](touches[0]);break;case 2:this[$touchMode]='zoom';break;}this[$lastTouches]=touches;}else{this[$handleSinglePointerDown](event);}}},{key:$handleSinglePointerDown,value:function value(pointer){this[$lastPointerPosition].clientX=pointer.clientX;this[$lastPointerPosition].clientY=pointer.clientY;this.element.style.cursor='grabbing';}},{key:$handlePointerUp,value:function value(_event){this.element.style.cursor='grab';this[$pointerIsDown]=false;if(this[$isUserPointing]){this.dispatchEvent({type:'pointer-change-end',pointer:Object.assign({},this[$lastPointerPosition])});}}},{key:$handleWheel,value:function value(event){if(!this[$canInteract]){return;}var deltaZoom=event.deltaY*ZOOM_SENSITIVITY/30;if((this[$userAdjustOrbit](0,0,deltaZoom)||this[$options].eventHandlingBehavior==='prevent-all')&&event.cancelable){event.preventDefault();}}},{key:$handleKey,value:function value(event){var relevantKey=false;var handled=false;switch(event.keyCode){case KeyCode.PAGE_UP:relevantKey=true;handled=this[$userAdjustOrbit](0,0,ZOOM_SENSITIVITY);break;case KeyCode.PAGE_DOWN:relevantKey=true;handled=this[$userAdjustOrbit](0,0,-1*ZOOM_SENSITIVITY);break;case KeyCode.UP:relevantKey=true;handled=this[$userAdjustOrbit](0,-KEYBOARD_ORBIT_INCREMENT,0);break;case KeyCode.DOWN:relevantKey=true;handled=this[$userAdjustOrbit](0,KEYBOARD_ORBIT_INCREMENT,0);break;case KeyCode.LEFT:relevantKey=true;handled=this[$userAdjustOrbit](-KEYBOARD_ORBIT_INCREMENT,0,0);break;case KeyCode.RIGHT:relevantKey=true;handled=this[$userAdjustOrbit](KEYBOARD_ORBIT_INCREMENT,0,0);break;}if(relevantKey&&(handled||this[$options].eventHandlingBehavior==='prevent-all')&&event.cancelable){event.preventDefault();}}},{key:"interactionEnabled",get:function get(){return this[$interactionEnabled];}},{key:"options",get:function get(){return this[$options];}},{key:$canInteract,get:function get(){if(this[$options].interactionPolicy=='allow-when-focused'){var rootNode=this.element.getRootNode();return rootNode.activeElement===this.element;}return this[$options].interactionPolicy==='always-allow';}}]);return SmoothControls;}(EventDispatcher);var easeInOutQuad=function easeInOutQuad(t){return t<.5?2*t*t:-1+(4-2*t)*t;};var interpolate=function interpolate(start,end){var ease=arguments.length>2&&arguments[2]!==undefined?arguments[2]:easeInOutQuad;return function(time){return start+(end-start)*ease(time);};};var sequence=function sequence(tracks,weights){var totalWeight=weights.reduce(function(total,weight){return total+weight;},0);var ratios=weights.map(function(weight){return weight/totalWeight;});return function(time){var start=0;var ratio=Infinity;var track=function track(){return 0;};for(var _i17=0;_i17=0;i--){if(d=decorators[i])r=(c<3?d(r):c>3?d(target,key,r):d(target,key))||r;}return c>3&&r&&Object.defineProperty(target,key,r),r;};var PROMPT_ANIMATION_TIME=5000;var wiggle=timeline(0,[{frames:6,value:0},{frames:5,value:-1},{frames:1,value:-1},{frames:8,value:1},{frames:1,value:1},{frames:5,value:0},{frames:12,value:0}]);var fade=timeline(0,[{frames:2,value:0},{frames:1,value:1},{frames:5,value:1},{frames:1,value:0},{frames:4,value:0}]);var DEFAULT_CAMERA_ORBIT='0deg 75deg 105%';var DEFAULT_CAMERA_TARGET='auto auto auto';var DEFAULT_FIELD_OF_VIEW='auto';var MINIMUM_RADIUS_RATIO=1.1*SAFE_RADIUS_RATIO;var AZIMUTHAL_QUADRANT_LABELS=['front','right','back','left'];var POLAR_TRIENT_LABELS=['upper-','','lower-'];var DEFAULT_INTERACTION_PROMPT_THRESHOLD=3000;var INTERACTION_PROMPT='Use mouse, touch or arrow keys to control the camera!';var InteractionPromptStrategy={AUTO:'auto',WHEN_FOCUSED:'when-focused',NONE:'none'};var InteractionPromptStyle={BASIC:'basic',WIGGLE:'wiggle'};var InteractionPolicy={ALWAYS_ALLOW:'always-allow',WHEN_FOCUSED:'allow-when-focused'};var fieldOfViewIntrinsics=function fieldOfViewIntrinsics(element){return{basis:[numberNode(element[$zoomAdjustedFieldOfView]*Math.PI/180,'rad')],keywords:{auto:[null]}};};var minFieldOfViewIntrinsics={basis:[degreesToRadians(numberNode(25,'deg'))],keywords:{auto:[null]}};var maxFieldOfViewIntrinsics=function maxFieldOfViewIntrinsics(element){var scene=element[$scene];return{basis:[degreesToRadians(numberNode(45,'deg'))],keywords:{auto:[numberNode(scene.framedFieldOfView,'deg')]}};};var cameraOrbitIntrinsics=function(){var defaultTerms=parseExpressions(DEFAULT_CAMERA_ORBIT)[0].terms;var theta=normalizeUnit(defaultTerms[0]);var phi=normalizeUnit(defaultTerms[1]);return function(element){var radius=element[$scene].model.idealCameraDistance;return{basis:[theta,phi,numberNode(radius,'m')],keywords:{auto:[null,null,numberNode(105,'%')]}};};}();var minCameraOrbitIntrinsics=function minCameraOrbitIntrinsics(element){var radius=MINIMUM_RADIUS_RATIO*element[$scene].model.idealCameraDistance;return{basis:[numberNode(-Infinity,'rad'),numberNode(Math.PI/8,'rad'),numberNode(radius,'m')],keywords:{auto:[null,null,null]}};};var maxCameraOrbitIntrinsics=function maxCameraOrbitIntrinsics(element){var orbitIntrinsics=cameraOrbitIntrinsics(element);var evaluator=new StyleEvaluator([],orbitIntrinsics);var defaultRadius=evaluator.evaluate()[2];return{basis:[numberNode(Infinity,'rad'),numberNode(Math.PI-Math.PI/8,'rad'),numberNode(defaultRadius,'m')],keywords:{auto:[null,null,null]}};};var cameraTargetIntrinsics=function cameraTargetIntrinsics(element){var center=element[$scene].model.boundingBox.getCenter(new Vector3());return{basis:[numberNode(center.x,'m'),numberNode(center.y,'m'),numberNode(center.z,'m')],keywords:{auto:[null,null,null]}};};var HALF_PI=Math.PI/2.0;var THIRD_PI=Math.PI/3.0;var QUARTER_PI=HALF_PI/2.0;var TAU=2.0*Math.PI;var $controls=Symbol('controls');var $promptElement=Symbol('promptElement');var $promptAnimatedContainer=Symbol('promptAnimatedContainer');var $deferInteractionPrompt=Symbol('deferInteractionPrompt');var $updateAria=Symbol('updateAria');var $updateCameraForRadius=Symbol('updateCameraForRadius');var $blurHandler=Symbol('blurHandler');var $focusHandler=Symbol('focusHandler');var $changeHandler=Symbol('changeHandler');var $pointerChangeHandler=Symbol('pointerChangeHandler');var $onBlur=Symbol('onBlur');var $onFocus=Symbol('onFocus');var $onChange=Symbol('onChange');var $onPointerChange=Symbol('onPointerChange');var $waitingToPromptUser=Symbol('waitingToPromptUser');var $userHasInteracted=Symbol('userHasInteracted');var $promptElementVisibleTime=Symbol('promptElementVisibleTime');var $lastPromptOffset=Symbol('lastPromptOffset');var $focusedTime=Symbol('focusedTime');var $zoomAdjustedFieldOfView=Symbol('zoomAdjustedFieldOfView');var $lastSpherical=Symbol('lastSpherical');var $jumpCamera=Symbol('jumpCamera');var $initialized$1=Symbol('initialized');var $maintainThetaPhi=Symbol('maintainThetaPhi');var $syncCameraOrbit=Symbol('syncCameraOrbit');var $syncFieldOfView=Symbol('syncFieldOfView');var $syncCameraTarget=Symbol('syncCameraTarget');var $syncMinCameraOrbit=Symbol('syncMinCameraOrbit');var $syncMaxCameraOrbit=Symbol('syncMaxCameraOrbit');var $syncMinFieldOfView=Symbol('syncMinFieldOfView');var $syncMaxFieldOfView=Symbol('syncMaxFieldOfView');var ControlsMixin=function ControlsMixin(ModelViewerElement){var _a,_b,_c,_d,_e,_f,_g,_h,_j,_k,_l,_m,_o,_p,_q,_r,_s;var ControlsModelViewerElement=/*#__PURE__*/function(_ModelViewerElement4){_inherits(ControlsModelViewerElement,_ModelViewerElement4);var _super25=_createSuper(ControlsModelViewerElement);function ControlsModelViewerElement(){var _this54;_classCallCheck(this,ControlsModelViewerElement);_this54=_super25.apply(this,arguments);_this54.cameraControls=false;_this54.cameraOrbit=DEFAULT_CAMERA_ORBIT;_this54.cameraTarget=DEFAULT_CAMERA_TARGET;_this54.fieldOfView=DEFAULT_FIELD_OF_VIEW;_this54.minCameraOrbit='auto';_this54.maxCameraOrbit='auto';_this54.minFieldOfView='auto';_this54.maxFieldOfView='auto';_this54.interactionPromptThreshold=DEFAULT_INTERACTION_PROMPT_THRESHOLD;_this54.interactionPromptStyle=InteractionPromptStyle.WIGGLE;_this54.interactionPrompt=InteractionPromptStrategy.AUTO;_this54.interactionPolicy=InteractionPolicy.ALWAYS_ALLOW;_this54[_a]=_this54.shadowRoot.querySelector('.interaction-prompt');_this54[_b]=_this54.shadowRoot.querySelector('.interaction-prompt > .animated-container');_this54[_c]=Infinity;_this54[_d]=0;_this54[_e]=Infinity;_this54[_f]=false;_this54[_g]=false;_this54[_h]=new SmoothControls(_this54[$scene].camera,_this54[$userInputElement]);_this54[_j]=0;_this54[_k]=new Spherical();_this54[_l]=false;_this54[_m]=false;_this54[_o]=false;_this54[_p]=function(event){return _this54[$onChange](event);};_this54[_q]=function(event){return _this54[$onPointerChange](event);};_this54[_r]=function(){return _this54[$onFocus]();};_this54[_s]=function(){return _this54[$onBlur]();};return _this54;}_createClass(ControlsModelViewerElement,[{key:"getCameraOrbit",value:function getCameraOrbit(){var _this$$lastSpherical=this[$lastSpherical],theta=_this$$lastSpherical.theta,phi=_this$$lastSpherical.phi,radius=_this$$lastSpherical.radius;return{theta:theta,phi:phi,radius:radius};}},{key:"getCameraTarget",value:function getCameraTarget(){return this[$scene].getTarget();}},{key:"getFieldOfView",value:function getFieldOfView(){return this[$controls].getFieldOfView();}},{key:"getMinimumFieldOfView",value:function getMinimumFieldOfView(){return this[$controls].options.minimumFieldOfView;}},{key:"getMaximumFieldOfView",value:function getMaximumFieldOfView(){return this[$controls].options.maximumFieldOfView;}},{key:"jumpCameraToGoal",value:function jumpCameraToGoal(){this[$jumpCamera]=true;this.requestUpdate($jumpCamera,false);}},{key:"resetInteractionPrompt",value:function resetInteractionPrompt(){this[$lastPromptOffset]=0;this[$promptElementVisibleTime]=Infinity;this[$userHasInteracted]=false;this[$waitingToPromptUser]=this.interactionPrompt===InteractionPromptStrategy.AUTO&&this.cameraControls;}},{key:"connectedCallback",value:function connectedCallback(){_get(_getPrototypeOf(ControlsModelViewerElement.prototype),"connectedCallback",this).call(this);this[$controls].addEventListener('change',this[$changeHandler]);this[$controls].addEventListener('pointer-change-start',this[$pointerChangeHandler]);this[$controls].addEventListener('pointer-change-end',this[$pointerChangeHandler]);}},{key:"disconnectedCallback",value:function disconnectedCallback(){_get(_getPrototypeOf(ControlsModelViewerElement.prototype),"disconnectedCallback",this).call(this);this[$controls].removeEventListener('change',this[$changeHandler]);this[$controls].removeEventListener('pointer-change-start',this[$pointerChangeHandler]);this[$controls].removeEventListener('pointer-change-end',this[$pointerChangeHandler]);}},{key:"updated",value:function updated(changedProperties){var _this55=this;_get(_getPrototypeOf(ControlsModelViewerElement.prototype),"updated",this).call(this,changedProperties);var controls=this[$controls];var 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_this$$controls$getCa=this[$controls].getCameraSpherical(this[$lastSpherical]),theta=_this$$controls$getCa.theta,phi=_this$$controls$getCa.phi;var rootNode=this.getRootNode();if(rootNode!=null&&rootNode.activeElement===this){var lastAzimuthalQuadrant=(4+Math.floor((lastTheta%TAU+QUARTER_PI)/HALF_PI))%4;var azimuthalQuadrant=(4+Math.floor((theta%TAU+QUARTER_PI)/HALF_PI))%4;var lastPolarTrient=Math.floor(lastPhi/THIRD_PI);var polarTrient=Math.floor(phi/THIRD_PI);if(azimuthalQuadrant!==lastAzimuthalQuadrant||polarTrient!==lastPolarTrient){var azimuthalQuadrantLabel=AZIMUTHAL_QUADRANT_LABELS[azimuthalQuadrant];var polarTrientLabel=POLAR_TRIENT_LABELS[polarTrient];var ariaLabel="View from stage ".concat(polarTrientLabel).concat(azimuthalQuadrantLabel);this[$userInputElement].setAttribute('aria-label',ariaLabel);}}}},{key:$onResize,value:function value(event){var controls=this[$controls];var 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value(){if(this.interactionPrompt!==InteractionPromptStrategy.WHEN_FOCUSED){return;}this[$waitingToPromptUser]=false;this[$promptElement].classList.remove('visible');this[$promptElementVisibleTime]=Infinity;this[$focusedTime]=Infinity;}},{key:$onChange,value:function value(_ref8){var source=_ref8.source;this[$updateAria]();this[$needsRender]();if(source===ChangeSource.USER_INTERACTION){this[$userHasInteracted]=true;this[$deferInteractionPrompt]();}this.dispatchEvent(new CustomEvent('camera-change',{detail:{source:source}}));}},{key:$onPointerChange,value:function value(event){if(event.type==='pointer-change-start'){this[$container].classList.add('pointer-tumbling');}else{this[$container].classList.remove('pointer-tumbling');}}}]);return ControlsModelViewerElement;}(ModelViewerElement);__decorate$3([property({type:Boolean,attribute:'camera-controls'})],ControlsModelViewerElement.prototype,"cameraControls",void 0);__decorate$3([style({intrinsics:cameraOrbitIntrinsics,observeEffects:true,updateHandler:$syncCameraOrbit}),property({type:String,attribute:'camera-orbit',hasChanged:function hasChanged(){return true;}})],ControlsModelViewerElement.prototype,"cameraOrbit",void 0);__decorate$3([style({intrinsics:cameraTargetIntrinsics,observeEffects:true,updateHandler:$syncCameraTarget}),property({type:String,attribute:'camera-target',hasChanged:function hasChanged(){return true;}})],ControlsModelViewerElement.prototype,"cameraTarget",void 0);__decorate$3([style({intrinsics:fieldOfViewIntrinsics,observeEffects:true,updateHandler:$syncFieldOfView}),property({type:String,attribute:'field-of-view',hasChanged:function hasChanged(){return true;}})],ControlsModelViewerElement.prototype,"fieldOfView",void 0);__decorate$3([style({intrinsics:minCameraOrbitIntrinsics,updateHandler:$syncMinCameraOrbit}),property({type:String,attribute:'min-camera-orbit',hasChanged:function hasChanged(){return true;}})],ControlsModelViewerElement.prototype,"minCameraOrbit",void 0);__decorate$3([style({intrinsics:maxCameraOrbitIntrinsics,updateHandler:$syncMaxCameraOrbit}),property({type:String,attribute:'max-camera-orbit',hasChanged:function hasChanged(){return true;}})],ControlsModelViewerElement.prototype,"maxCameraOrbit",void 0);__decorate$3([style({intrinsics:minFieldOfViewIntrinsics,updateHandler:$syncMinFieldOfView}),property({type:String,attribute:'min-field-of-view',hasChanged:function hasChanged(){return true;}})],ControlsModelViewerElement.prototype,"minFieldOfView",void 0);__decorate$3([style({intrinsics:maxFieldOfViewIntrinsics,updateHandler:$syncMaxFieldOfView}),property({type:String,attribute:'max-field-of-view',hasChanged:function hasChanged(){return true;}})],ControlsModelViewerElement.prototype,"maxFieldOfView",void 0);__decorate$3([property({type:Number,attribute:'interaction-prompt-threshold'})],ControlsModelViewerElement.prototype,"interactionPromptThreshold",void 0);__decorate$3([property({type:String,attribute:'interaction-prompt-style'})],ControlsModelViewerElement.prototype,"interactionPromptStyle",void 0);__decorate$3([property({type:String,attribute:'interaction-prompt'})],ControlsModelViewerElement.prototype,"interactionPrompt",void 0);__decorate$3([property({type:String,attribute:'interaction-policy'})],ControlsModelViewerElement.prototype,"interactionPolicy",void 0);return ControlsModelViewerElement;};var __decorate$4=undefined&&undefined.__decorate||function(decorators,target,key,desc){var c=arguments.length,r=c<3?target:desc===null?desc=Object.getOwnPropertyDescriptor(target,key):desc,d;if((typeof Reflect==="undefined"?"undefined":_typeof(Reflect))==="object"&&typeof undefined==="function")r=undefined(decorators,target,key,desc);else for(var i=decorators.length-1;i>=0;i--){if(d=decorators[i])r=(c<3?d(r):c>3?d(target,key,r):d(target,key))||r;}return c>3&&r&&Object.defineProperty(target,key,r),r;};var BASE_OPACITY=0.1;var DEFAULT_SHADOW_INTENSITY=0.0;var DEFAULT_SHADOW_SOFTNESS=1.0;var DEFAULT_EXPOSURE=1.0;var $currentEnvironmentMap=Symbol('currentEnvironmentMap');var $applyEnvironmentMap=Symbol('applyEnvironmentMap');var $updateEnvironment=Symbol('updateEnvironment');var $cancelEnvironmentUpdate=Symbol('cancelEnvironmentUpdate');var $onPreload=Symbol('onPreload');var EnvironmentMixin=function EnvironmentMixin(ModelViewerElement){var _a,_b,_c;var EnvironmentModelViewerElement=/*#__PURE__*/function(_ModelViewerElement5){_inherits(EnvironmentModelViewerElement,_ModelViewerElement5);var _super26=_createSuper(EnvironmentModelViewerElement);function EnvironmentModelViewerElement(){var 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updated(changedProperties){_get(_getPrototypeOf(EnvironmentModelViewerElement.prototype),"updated",this).call(this,changedProperties);if(changedProperties.has('shadowIntensity')){this[$scene].setShadowIntensity(this.shadowIntensity*BASE_OPACITY);this[$needsRender]();}if(changedProperties.has('shadowSoftness')){this[$scene].setShadowSoftness(this.shadowSoftness);this[$needsRender]();}if(changedProperties.has('exposure')){this[$scene].exposure=this.exposure;this[$needsRender]();}if((changedProperties.has('environmentImage')||changedProperties.has('skyboxImage'))&&this[$shouldAttemptPreload]()){this[$updateEnvironment]();}}},{key:(_a=$currentEnvironmentMap,_b=$cancelEnvironmentUpdate,_c=$onPreload,$onModelLoad),value:function value(){_get(_getPrototypeOf(EnvironmentModelViewerElement.prototype),$onModelLoad,this).call(this);if(this[$currentEnvironmentMap]!=null){this[$applyEnvironmentMap](this[$currentEnvironmentMap]);}}},{key:$updateEnvironment,value:function(){var _value5=_asyncToGenerator(/*#__PURE__*/regeneratorRuntime.mark(function _callee25(){var _this57=this;var skyboxImage,environmentImage,textureUtils,_yield$Promise,environmentMap,skybox;return regeneratorRuntime.wrap(function _callee25$(_context26){while(1){switch(_context26.prev=_context26.next){case 0:skyboxImage=this.skyboxImage,environmentImage=this.environmentImage;if(this[$cancelEnvironmentUpdate]!=null){this[$cancelEnvironmentUpdate]();this[$cancelEnvironmentUpdate]=null;}textureUtils=this[$renderer].textureUtils;if(!(textureUtils==null)){_context26.next=5;break;}return _context26.abrupt("return");case 5:_context26.prev=5;_context26.next=8;return new Promise(/*#__PURE__*/function(){var _ref9=_asyncToGenerator(/*#__PURE__*/regeneratorRuntime.mark(function _callee24(resolve,reject){var texturesLoad;return regeneratorRuntime.wrap(function _callee24$(_context25){while(1){switch(_context25.prev=_context25.next){case 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16:_context26.prev=16;_context26.t0=_context26["catch"](5);if(!_instanceof(_context26.t0,Error)){_context26.next=21;break;}this[$applyEnvironmentMap](null);throw _context26.t0;case 21:case"end":return _context26.stop();}}},_callee25,this,[[5,16]]);}));function value(){return _value5.apply(this,arguments);}return value;}()},{key:$applyEnvironmentMap,value:function value(environmentMap){this[$currentEnvironmentMap]=environmentMap;this[$scene].environment=this[$currentEnvironmentMap];this.dispatchEvent(new CustomEvent('environment-change'));this[$needsRender]();}}]);return EnvironmentModelViewerElement;}(ModelViewerElement);__decorate$4([property({type:String,attribute:'environment-image'})],EnvironmentModelViewerElement.prototype,"environmentImage",void 0);__decorate$4([property({type:String,attribute:'skybox-image'})],EnvironmentModelViewerElement.prototype,"skyboxImage",void 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_this58;_classCallCheck(this,LoadingStatusAnnouncer);_this58=_super27.call(this);_this58[_a$e]=null;_this58.registeredInstanceStatuses=new Map();_this58.loadingPromises=[];_this58.statusElement=document.createElement('p');_this58.statusUpdateInProgress=false;_this58[_b$c]=debounce(function(){return _this58.updateStatus();},UPDATE_STATUS_DEBOUNCE_MS);var _assertThisInitialize=_assertThisInitialized(_this58),statusElement=_assertThisInitialize.statusElement;var style=statusElement.style;statusElement.setAttribute('role','status');statusElement.classList.add('screen-reader-only');style.top=style.left='0';style.pointerEvents='none';return _this58;}_createClass(LoadingStatusAnnouncer,[{key:"registerInstance",value:function registerInstance(modelViewer){if(this.registeredInstanceStatuses.has(modelViewer)){return;}var onUnregistered=function onUnregistered(){};var loadShouldBeMeasured=modelViewer.loaded===false&&!!modelViewer.src;var loadAttemptCompletes=new 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instanceStatus=statuses.get(modelViewer);statuses.delete(modelViewer);instanceStatus.onUnregistered();if(this.modelViewerStatusInstance===modelViewer){this.modelViewerStatusInstance=statuses.size>0?getFirstMapKey(statuses):null;}}},{key:"updateStatus",value:function(){var _updateStatus=_asyncToGenerator(/*#__PURE__*/regeneratorRuntime.mark(function _callee26(){var loadingPromises;return regeneratorRuntime.wrap(function _callee26$(_context27){while(1){switch(_context27.prev=_context27.next){case 0:if(!(this.statusUpdateInProgress||this.loadingPromises.length===0)){_context27.next=2;break;}return _context27.abrupt("return");case 2:this.statusElement.textContent=INITIAL_STATUS_ANNOUNCEMENT;this.statusUpdateInProgress=true;this.dispatchEvent({type:'initial-status-announced'});case 5:if(!this.loadingPromises.length){_context27.next=12;break;}loadingPromises=this.loadingPromises;this.loadingPromises=[];_context27.next=10;return Promise.all(loadingPromises);case 10:_context27.next=5;break;case 12:this.statusElement.textContent=FINISHED_LOADING_ANNOUNCEMENT;this.statusUpdateInProgress=false;this.dispatchEvent({type:'finished-loading-announced'});case 15:case"end":return _context27.stop();}}},_callee26,this);}));function updateStatus(){return _updateStatus.apply(this,arguments);}return updateStatus;}()},{key:"modelViewerStatusInstance",get:function get(){return this[$modelViewerStatusInstance];},set:function set(value){var currentInstance=this[$modelViewerStatusInstance];if(currentInstance===value){return;}var statusElement=this.statusElement;if(value!=null&&value.shadowRoot!=null){value.shadowRoot.appendChild(statusElement);}else if(statusElement.parentNode!=null){statusElement.parentNode.removeChild(statusElement);}this[$modelViewerStatusInstance]=value;this[$updateStatus]();}}]);return LoadingStatusAnnouncer;}(EventDispatcher);_a$e=$modelViewerStatusInstance,_b$c=$updateStatus;var __decorate$5=undefined&&undefined.__decorate||function(decorators,target,key,desc){var c=arguments.length,r=c<3?target:desc===null?desc=Object.getOwnPropertyDescriptor(target,key):desc,d;if((typeof Reflect==="undefined"?"undefined":_typeof(Reflect))==="object"&&typeof undefined==="function")r=undefined(decorators,target,key,desc);else for(var i=decorators.length-1;i>=0;i--){if(d=decorators[i])r=(c<3?d(r):c>3?d(target,key,r):d(target,key))||r;}return c>3&&r&&Object.defineProperty(target,key,r),r;};var PROGRESS_BAR_UPDATE_THRESHOLD=100;var PROGRESS_MASK_BASE_OPACITY=0.2;var DEFAULT_DRACO_DECODER_LOCATION='https://www.gstatic.com/draco/versioned/decoders/1.3.5/';var SPACE_KEY=32;var ENTER_KEY=13;var RevealStrategy={AUTO:'auto',INTERACTION:'interaction',MANUAL:'manual'};var LoadingStrategy={AUTO:'auto',LAZY:'lazy',EAGER:'eager'};var PosterDismissalSource={INTERACTION:'interaction'};var loadingStatusAnnouncer=new LoadingStatusAnnouncer();var $defaultProgressBarElement=Symbol('defaultProgressBarElement');var $defaultProgressMaskElement=Symbol('defaultProgressMaskElement');var $posterContainerElement=Symbol('posterContainerElement');var $defaultPosterElement=Symbol('defaultPosterElement');var $posterDismissalSource=Symbol('posterDismissalSource');var $showPoster=Symbol('showPoster');var $hidePoster=Symbol('hidePoster');var $modelIsRevealed=Symbol('modelIsRevealed');var $updateProgressBar=Symbol('updateProgressBar');var $lastReportedProgress=Symbol('lastReportedProgress');var $ariaLabelCallToAction=Symbol('ariaLabelCallToAction');var $clickHandler=Symbol('clickHandler');var $keydownHandler=Symbol('keydownHandler');var $progressHandler=Symbol('processHandler');var $onClick=Symbol('onClick');var $onKeydown=Symbol('onKeydown');var $onProgress=Symbol('onProgress');var LoadingMixin=function LoadingMixin(ModelViewerElement){var _a,_b,_c,_d,_e,_f,_g,_h,_j,_k,_l,_m;var LoadingModelViewerElement=/*#__PURE__*/function(_ModelViewerElement6){_inherits(LoadingModelViewerElement,_ModelViewerElement6);var _super28=_createSuper(LoadingModelViewerElement);function LoadingModelViewerElement(){var _this59;_classCallCheck(this,LoadingModelViewerElement);for(var _len3=arguments.length,args=new Array(_len3),_key3=0;_key3<_len3;_key3++){args[_key3]=arguments[_key3];}_this59=_super28.call.apply(_super28,[this].concat(args));_this59.poster=null;_this59.reveal=RevealStrategy.AUTO;_this59.loading=LoadingStrategy.AUTO;_this59[_a]=false;_this59[_b]=0;_this59[_c]=null;_this59[_d]=_this59.shadowRoot.querySelector('.slot.poster');_this59[_e]=_this59.shadowRoot.querySelector('#default-poster');_this59[_f]=_this59.shadowRoot.querySelector('#default-progress-bar > .bar');_this59[_g]=_this59.shadowRoot.querySelector('#default-progress-bar > .mask');_this59[_h]=_this59[$defaultPosterElement].getAttribute('aria-label');_this59[_j]=function(){return _this59[$onClick]();};_this59[_k]=function(event){return _this59[$onKeydown](event);};_this59[_l]=function(event){return _this59[$onProgress](event);};_this59[_m]=throttle(function(progress){var parentNode=_this59[$defaultProgressBarElement].parentNode;requestAnimationFrame(function(){_this59[$defaultProgressMaskElement].style.opacity="".concat((1.0-progress)*PROGRESS_MASK_BASE_OPACITY);_this59[$defaultProgressBarElement].style.transform="scaleX(".concat(progress,")");if(progress===0){parentNode.removeChild(_this59[$defaultProgressBarElement]);parentNode.appendChild(_this59[$defaultProgressBarElement]);}if(progress===1.0){_this59[$defaultProgressBarElement].classList.add('hide');}else{_this59[$defaultProgressBarElement].classList.remove('hide');}});},PROGRESS_BAR_UPDATE_THRESHOLD);var ModelViewerElement=self.ModelViewerElement||{};var dracoDecoderLocation=ModelViewerElement.dracoDecoderLocation||DEFAULT_DRACO_DECODER_LOCATION;CachingGLTFLoader.setDRACODecoderLocation(dracoDecoderLocation);return _this59;}_createClass(LoadingModelViewerElement,[{key:"dismissPoster",value:function dismissPoster(){if(this[$sceneIsReady]()){this[$hidePoster]();}else{this[$posterDismissalSource]=PosterDismissalSource.INTERACTION;this[$updateSource]();}}},{key:"connectedCallback",value:function connectedCallback(){_get(_getPrototypeOf(LoadingModelViewerElement.prototype),"connectedCallback",this).call(this);this[$posterContainerElement].addEventListener('click',this[$clickHandler]);this[$posterContainerElement].addEventListener('keydown',this[$keydownHandler]);this[$progressTracker].addEventListener('progress',this[$progressHandler]);loadingStatusAnnouncer.registerInstance(this);}},{key:"disconnectedCallback",value:function disconnectedCallback(){_get(_getPrototypeOf(LoadingModelViewerElement.prototype),"disconnectedCallback",this).call(this);this[$posterContainerElement].removeEventListener('click',this[$clickHandler]);this[$posterContainerElement].removeEventListener('keydown',this[$keydownHandler]);this[$progressTracker].removeEventListener('progress',this[$progressHandler]);loadingStatusAnnouncer.unregisterInstance(this);}},{key:"updated",value:function(){var _updated=_asyncToGenerator(/*#__PURE__*/regeneratorRuntime.mark(function _callee27(changedProperties){return regeneratorRuntime.wrap(function _callee27$(_context28){while(1){switch(_context28.prev=_context28.next){case 0:_get(_getPrototypeOf(LoadingModelViewerElement.prototype),"updated",this).call(this,changedProperties);if(changedProperties.has('poster')&&this.poster!=null){this[$defaultPosterElement].style.backgroundImage="url(".concat(this.poster,")");}if(changedProperties.has('alt')){this[$defaultPosterElement].setAttribute('aria-label',"".concat(this[$ariaLabel],". ").concat(this[$ariaLabelCallToAction]));}if(changedProperties.has('reveal')||changedProperties.has('loaded')){if(!this[$sceneIsReady]()){this[$updateSource]();}}case 4:case"end":return _context28.stop();}}},_callee27,this);}));function updated(_x25){return _updated.apply(this,arguments);}return updated;}()},{key:(_a=$modelIsRevealed,_b=$lastReportedProgress,_c=$posterDismissalSource,_d=$posterContainerElement,_e=$defaultPosterElement,_f=$defaultProgressBarElement,_g=$defaultProgressMaskElement,_h=$ariaLabelCallToAction,_j=$clickHandler,_k=$keydownHandler,_l=$progressHandler,_m=$updateProgressBar,$onClick),value:function value(){if(this.reveal===RevealStrategy.MANUAL){return;}this.dismissPoster();}},{key:$onKeydown,value:function value(event){if(this.reveal===RevealStrategy.MANUAL){return;}switch(event.keyCode){case SPACE_KEY:case ENTER_KEY:this.dismissPoster();break;default:break;}}},{key:$onProgress,value:function value(event){var progress=event.detail.totalProgress;this[$lastReportedProgress]=Math.max(progress,this[$lastReportedProgress]);if(progress===1.0){this[$updateProgressBar].flush();if(this[$sceneIsReady]()&&(this[$posterDismissalSource]!=null||this.reveal===RevealStrategy.AUTO)){this[$hidePoster]();}}this[$updateProgressBar](progress);this.dispatchEvent(new CustomEvent('progress',{detail:{totalProgress:progress}}));}},{key:$shouldAttemptPreload,value:function value(){return!!this.src&&(this[$posterDismissalSource]!=null||this.loading===LoadingStrategy.EAGER||this.reveal===RevealStrategy.AUTO&&this[$isElementInViewport]);}},{key:$sceneIsReady,value:function value(){var src=this.src;return!!src&&_get(_getPrototypeOf(LoadingModelViewerElement.prototype),$sceneIsReady,this).call(this)&&this[$lastReportedProgress]===1.0;}},{key:$showPoster,value:function value(){var _this60=this;var posterContainerElement=this[$posterContainerElement];var defaultPosterElement=this[$defaultPosterElement];var posterContainerOpacity=parseFloat(self.getComputedStyle(posterContainerElement).opacity);defaultPosterElement.removeAttribute('tabindex');defaultPosterElement.removeAttribute('aria-hidden');posterContainerElement.classList.add('show');if(posterContainerOpacity<1.0){posterContainerElement.addEventListener('transitionend',function(){var oldVisibility=_this60.modelIsVisible;_this60[$modelIsRevealed]=false;_this60[$announceModelVisibility](oldVisibility);},{once:true});}}},{key:$hidePoster,value:function value(){var _this61=this;this[$posterDismissalSource]=null;var posterContainerElement=this[$posterContainerElement];var defaultPosterElement=this[$defaultPosterElement];if(posterContainerElement.classList.contains('show')){posterContainerElement.classList.remove('show');posterContainerElement.addEventListener('transitionend',function(){var oldVisibility=_this61.modelIsVisible;requestAnimationFrame(function(){_this61[$modelIsRevealed]=true;_this61[$announceModelVisibility](oldVisibility);var root=_this61.getRootNode();if(root&&root.activeElement===_this61){_this61[$userInputElement].focus();}defaultPosterElement.setAttribute('aria-hidden','true');defaultPosterElement.tabIndex=-1;});},{once:true});}}},{key:$getModelIsVisible,value:function value(){return _get(_getPrototypeOf(LoadingModelViewerElement.prototype),$getModelIsVisible,this).call(this)&&this[$modelIsRevealed];}},{key:$updateSource,value:function(){var _value6=_asyncToGenerator(/*#__PURE__*/regeneratorRuntime.mark(function _callee28(){return regeneratorRuntime.wrap(function _callee28$(_context29){while(1){switch(_context29.prev=_context29.next){case 0:this[$lastReportedProgress]=0;this[$showPoster]();_context29.next=4;return _get(_getPrototypeOf(LoadingModelViewerElement.prototype),$updateSource,this).call(this);case 4:case"end":return _context29.stop();}}},_callee28,this);}));function value(){return _value6.apply(this,arguments);}return value;}()}],[{key:"mapURLs",value:function mapURLs(callback){Renderer.singleton.loader[$loader].manager.setURLModifier(callback);}},{key:"dracoDecoderLocation",set:function set(value){CachingGLTFLoader.setDRACODecoderLocation(value);},get:function get(){return CachingGLTFLoader.getDRACODecoderLocation();}}]);return LoadingModelViewerElement;}(ModelViewerElement);__decorate$5([property({type:String})],LoadingModelViewerElement.prototype,"poster",void 0);__decorate$5([property({type:String})],LoadingModelViewerElement.prototype,"reveal",void 0);__decorate$5([property({type:String})],LoadingModelViewerElement.prototype,"loading",void 0);return LoadingModelViewerElement;};/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ /** - * Adapted from WorkerDOM - * @see https://github.com/ampproject/worker-dom/blob/master/src/worker-thread/index.amp.ts - */var ALLOWLISTED_GLOBALS={Array:true,ArrayBuffer:true,BigInt:true,BigInt64Array:true,BigUint64Array:true,Boolean:true,Cache:true,CustomEvent:true,DataView:true,Date:true,Error:true,EvalError:true,Event:true,EventTarget:true,Float32Array:true,Float64Array:true,Function:true,Infinity:true,Int16Array:true,Int32Array:true,Int8Array:true,Intl:true,JSON:true,Map:true,Math:true,MessagePort:true,MessageEvent:true,MessageChannel:true,NaN:true,Number:true,Object:true,Promise:true,Proxy:true,RangeError:true,ReferenceError:true,Reflect:true,RegExp:true,Set:true,String:true,Symbol:true,SyntaxError:true,TextDecoder:true,TextEncoder:true,TypeError:true,URIError:true,URL:true,Uint16Array:true,Uint32Array:true,Uint8Array:true,Uint8ClampedArray:true,WeakMap:true,WeakSet:true,WebAssembly:true,atob:true,addEventListener:true,removeEventListener:true,btoa:true,caches:true,clearInterval:true,clearTimeout:true,console:true,decodeURI:true,decodeURIComponent:true,document:true,encodeURI:true,encodeURIComponent:true,escape:true,fetch:true,indexedDB:true,isFinite:true,isNaN:true,location:true,navigator:true,onerror:true,onrejectionhandled:true,onunhandledrejection:true,parseFloat:true,parseInt:true,performance:true,postMessage:true,requestAnimationFrame:true,cancelAnimationFrame:true,self:true,setTimeout:true,setInterval:true,unescape:true};/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ /** - * A constructor factory for a Image class. The Image is defined based on - * a provided implementation for all specified 3DOM scene graph element types. - * - * The sole reason for using this factory pattern is to enable sound type - * checking while also providing for the ability to stringify the factory so - * that it can be part of a runtime-generated Worker script. - * - * @see ../api.ts - */function defineImage(ThreeDOMElement){var $kernel=Symbol('kernel');var $uri=Symbol('uri');var $name=Symbol('name');var Image=/*#__PURE__*/function(_ThreeDOMElement){_inherits(Image,_ThreeDOMElement);var _super29=_createSuper(Image);function Image(kernel,serialized){var _this62;_classCallCheck(this,Image);_this62=_super29.call(this,kernel);_this62[$kernel]=kernel;_this62[$uri]=serialized.uri||null;_this62[$name]=serialized.name;return _this62;}_createClass(Image,[{key:"setURI",value:function(){var _setURI=_asyncToGenerator(/*#__PURE__*/regeneratorRuntime.mark(function _callee29(uri){return regeneratorRuntime.wrap(function _callee29$(_context30){while(1){switch(_context30.prev=_context30.next){case 0:this[$kernel].mutate(this,'uri',uri);case 1:case"end":return _context30.stop();}}},_callee29,this);}));function setURI(_x26){return _setURI.apply(this,arguments);}return setURI;}()},{key:"name",get:function get(){return this[$name];}},{key:"type",get:function get(){return this.uri!=null?'external':'embedded';}},{key:"uri",get:function get(){return this[$uri];}}]);return Image;}(ThreeDOMElement);return Image;}/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ /** - * A constructor factory for a Material class. The Material is defined based on - * a provided implementation for all specified 3DOM scene graph element types. - * - * The sole reason for using this factory pattern is to enable sound type - * checking while also providing for the ability to stringify the factory so - * that it can be part of a runtime-generated Worker script. - * - * @see ../api.ts - */function defineMaterial(ThreeDOMElement){var _a,_b,_c;var $pbrMetallicRoughness=Symbol('pbrMetallicRoughness');var $normalTexture=Symbol('normalTexture');var $occlusionTexture=Symbol('occlusionTexture');var $emissiveTexture=Symbol('emissiveTexture');var $kernel=Symbol('kernel');var $name=Symbol('name');/** - * A Material represents a live material in the backing scene graph. Its - * primary purpose is to give the user write access to discrete properties - * (for example, the base color factor) of the backing material. - */var Material=/*#__PURE__*/function(_ThreeDOMElement2){_inherits(Material,_ThreeDOMElement2);var _super30=_createSuper(Material);function Material(kernel,serialized){var _this63;_classCallCheck(this,Material);_this63=_super30.call(this,kernel,serialized);_this63[_a]=null;_this63[_b]=null;_this63[_c]=null;_this63[$kernel]=kernel;if(serialized.name!=null){_this63[$name]=serialized.name;}var pbrMetallicRoughness=serialized.pbrMetallicRoughness,normalTexture=serialized.normalTexture,occlusionTexture=serialized.occlusionTexture,emissiveTexture=serialized.emissiveTexture;_this63[$pbrMetallicRoughness]=kernel.deserialize('pbr-metallic-roughness',pbrMetallicRoughness);if(normalTexture!=null){_this63[$normalTexture]=kernel.deserialize('texture-info',normalTexture);}if(occlusionTexture!=null){_this63[$occlusionTexture]=kernel.deserialize('texture-info',occlusionTexture);}if(emissiveTexture!=null){_this63[$emissiveTexture]=kernel.deserialize('texture-info',emissiveTexture);}return _this63;}/** - * The PBR properties that are assigned to this material, if any. - */_createClass(Material,[{key:"pbrMetallicRoughness",get:function get(){return this[$pbrMetallicRoughness];}},{key:"normalTexture",get:function get(){return this[$normalTexture];}},{key:"occlusionTexture",get:function get(){return this[$occlusionTexture];}},{key:"emissiveTexture",get:function get(){return this[$emissiveTexture];}/** - * The name of the material. Note that names are optional and not - * guaranteed to be unique. - */},{key:"name",get:function get(){return this[$name];}}]);return Material;}(ThreeDOMElement);_a=$normalTexture,_b=$occlusionTexture,_c=$emissiveTexture;return Material;}/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ /** - * A constructor factory for a ModelKernel class. The ModelKernel is defined - * based on a provided implementation for all specified 3DOM scene graph - * element types. - * - * The sole reason for using this factory pattern is to enable sound type - * checking while also providing for the ability to stringify the factory so - * that it can be part of a runtime-generated Worker script. - */function defineModelKernel(ThreeDOMMessageType,ThreeDOMElement,Model,Material,PBRMetallicRoughness,Sampler,Image,Texture,TextureInfo){var _a,_b,_c,_d,_e,_f;var constructorsByType={'model':Model,'material':Material,'pbr-metallic-roughness':PBRMetallicRoughness,'texture-info':TextureInfo,'sampler':Sampler,'image':Image,'texture':Texture};var $onMessageEvent=Symbol('onMessageEvent');var $messageEventHandler=Symbol('messageEventHandler');var $port=Symbol('port');var $model=Symbol('model');var $elementsByLocalId=Symbol('elementsByLocalId');var $localIdsByElement=Symbol('localIdsByElement');var $elementsByType=Symbol('elementsByType');var $pendingMutations=Symbol('pendingMutations');var $nextMutationId=Symbol('nextMutationId');/** - * A ModelKernel is the core business logic implementation for a distinct - * Model that has been exposed to a script execution context. The ModelKernel - * is an internal detail, and should never be explicitly exposed to users of - * a Model. - * - * The ModelKernel primarily handles deserializing scene graph elements, and - * communicating mutations from the 3DOM execution context to the host - * execution context where the backing scene graph lives. - * - * A ModelKernel also maintains a comprehensive map of elements by type to - * assist scene graph elements in querying for their contemporaries. - */var ModelKernel=/*#__PURE__*/function(){function ModelKernel(port,serialized){var _this64=this;_classCallCheck(this,ModelKernel);this[_a]=new Map();this[_b]=new Map();this[_c]=new Map();this[_d]=function(event){return _this64[$onMessageEvent](event);};this[_e]=new Map();this[_f]=0;var types=Object.keys(constructorsByType);for(var _i19=0,_types=types;_i19<_types.length;_i19++){var type=_types[_i19];this[$elementsByType].set(type,new Set());}this[$port]=port;this[$port].addEventListener('message',this[$messageEventHandler]);this[$port].start();this[$model]=this.deserialize('model',serialized);}/** - * The root scene graph element, a Model, that is the entrypoint for the - * entire scene graph that is backed by this kernel. - */_createClass(ModelKernel,[{key:"mutate",/** - * Mutate a property of a property of a given scene graph element. All - * direct mutations of the scene graph are considered asynchronous. This - * method returns a Promise that resolves when the mutation has been - * successfully applied to the backing scene graph, and rejects if the - * mutation failed or is otherwise not allowed. - * - * TODO(#1006): How to validate values? - */value:function(){var _mutate=_asyncToGenerator(/*#__PURE__*/regeneratorRuntime.mark(function _callee30(element,property,value){var _this65=this;var id;return regeneratorRuntime.wrap(function _callee30$(_context31){while(1){switch(_context31.prev=_context31.next){case 0:if(this[$localIdsByElement].has(element)){_context31.next=2;break;}throw new Error('Cannot mutate unknown element');case 2:id=this[$localIdsByElement].get(element);if(_instanceof(value,ThreeDOMElement)){value=this[$localIdsByElement].get(value);}return _context31.abrupt("return",new Promise(function(resolve,reject){var mutationId=_this65[$nextMutationId]++;// TODO(#1006): Validate mutations before sending to host context: -_this65[$port].postMessage({type:ThreeDOMMessageType.MUTATE,id:id,property:property,value:value,mutationId:mutationId});// TODO(#1011): Add timeout to reject this mutation: -_this65[$pendingMutations].set(mutationId,{resolve:resolve,reject:reject});}));case 5:case"end":return _context31.stop();}}},_callee30,this);}));function mutate(_x27,_x28,_x29){return _mutate.apply(this,arguments);}return mutate;}()/** - * Deserializes a JSON representation of a scene graph element into a live - * element that is backed by this ModelKernel. - */},{key:"deserialize",value:function deserialize(type,serialized){if(!(type in constructorsByType)){throw new Error("Cannot deserialize unknown type: ".concat(type));}var id=serialized.id;// TODO: Add test to ensure that we don't double-deserialize elements -if(this[$elementsByLocalId].has(id)){return this[$elementsByLocalId].get(id);}var ElementConstructor=constructorsByType[type];// eslint-disable-next-line @typescript-eslint/no-explicit-any -var element=new ElementConstructor(this,serialized);this[$elementsByLocalId].set(id,element);this[$localIdsByElement].set(element,id);// We know that the all accepted types have been pre-populated in the -// [$elementsByType] map: -// eslint-disable-next-line @typescript-eslint/no-non-null-assertion -this[$elementsByType].get(type).add(element);return element;}/** - * Look up all scene graph elements given a type string. Type strings - * are lower-cased, hyphenated versions of the constructor names of their - * corresponding classes. For example, a query for 'pbr-metallic-roughness' - * element types will yield the list of PBRMetallicRoughness elements in - * sparse tree order. - */},{key:"getElementsByType",value:function getElementsByType(type){if(!this[$elementsByType].has(type)){return[];}// eslint-disable-next-line @typescript-eslint/no-non-null-assertion -return Array.from(this[$elementsByType].get(type));}/** - * Deactivate the ModelKernel. This has the effect of blocking all future - * mutations to the scene graph. Once deactivated, a ModelKernel cannot be - * reactivated. - * - * The ModelKernel should be deactivated before it is disposed of, or else - * it will leak in memory. - */},{key:"deactivate",value:function deactivate(){this[$port].close();this[$port].removeEventListener('message',this[$messageEventHandler]);}},{key:(_a=$elementsByLocalId,_b=$localIdsByElement,_c=$elementsByType,_d=$messageEventHandler,_e=$pendingMutations,_f=$nextMutationId,$onMessageEvent),value:function value(event){var data=event.data;switch(data&&data.type){case ThreeDOMMessageType.MUTATION_RESULT:{var message=data;var applied=message.applied,mutationId=message.mutationId;var pendingMutation=this[$pendingMutations].get(mutationId);this[$pendingMutations].delete(mutationId);if(pendingMutation!=null){applied?pendingMutation.resolve():pendingMutation.reject();}break;}}}},{key:"model",get:function get(){return this[$model];}}]);return ModelKernel;}();return ModelKernel;}/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ /** - * A constructor factory for a Model class. The Model is defined based on a - * provided implementation for all specified 3DOM scene graph element types. - * - * The sole reason for using this factory pattern is to enable sound type - * checking while also providing for the ability to stringify the factory so - * that it can be part of a runtime-generated Worker script. - * - * @see ../api.ts - */function defineModel(ThreeDOMElement){var _a;var $materials=Symbol('material');var $kernel=Symbol('kernel');/** - * A Model is the root element of a 3DOM scene graph. It is considered the - * element of provenance for all other elements that participate in the same - * graph. All other elements in the graph can be accessed in from the Model - * in some fashion. - */var Model=/*#__PURE__*/function(_ThreeDOMElement3){_inherits(Model,_ThreeDOMElement3);var _super31=_createSuper(Model);function Model(kernel,serialized){var _this66;_classCallCheck(this,Model);_this66=_super31.call(this,kernel);_this66[_a]=Object.freeze([]);_this66[$kernel]=kernel;var _iterator18=_createForOfIteratorHelper(serialized.materials),_step18;try{for(_iterator18.s();!(_step18=_iterator18.n()).done;){var material=_step18.value;_this66[$kernel].deserialize('material',material);}}catch(err){_iterator18.e(err);}finally{_iterator18.f();}return _this66;}/** - * The set of Material elements in the graph, in sparse traversal order. - * Note that this set will include any Materials that are not part of the - * currently activate scene. - * - * TODO(#1002): This value needs to be sensitive to scene graph order - */_createClass(Model,[{key:"materials",get:function get(){return this[$kernel].getElementsByType('material');}/** - * A Model has no owner model; it owns itself. - */},{key:"ownerModel",get:function get(){return undefined;}}]);return Model;}(ThreeDOMElement);_a=$materials;return Model;}/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ /** - * A constructor factory for a PBRMetallicRoughness class. The - * PBRMetallicRoughness is defined based on a provided implementation for all - * specified 3DOM scene graph element types. - * - * The sole reason for using this factory pattern is to enable sound type - * checking while also providing for the ability to stringify the factory so - * that it can be part of a runtime-generated Worker script. - * - * @see ../api.ts - */function definePBRMetallicRoughness(ThreeDOMElement){var _a,_b;var $kernel=Symbol('kernel');var $baseColorFactor=Symbol('baseColorFactor');var $baseColorTexture=Symbol('baseColorTexture');var $metallicRoughnessTexture=Symbol('metallicRoughnessTexture');var $metallicFactor=Symbol('metallicFactor');var $roughnessFactor=Symbol('roughnessFactor');/** - * PBRMetallicRoughness exposes the PBR properties for a given Material. - */var PBRMetallicRoughness=/*#__PURE__*/function(_ThreeDOMElement4){_inherits(PBRMetallicRoughness,_ThreeDOMElement4);var _super32=_createSuper(PBRMetallicRoughness);function PBRMetallicRoughness(kernel,serialized){var _this67;_classCallCheck(this,PBRMetallicRoughness);_this67=_super32.call(this,kernel,serialized);_this67[_a]=null;_this67[_b]=null;_this67[$kernel]=kernel;_this67[$baseColorFactor]=Object.freeze(serialized.baseColorFactor);_this67[$metallicFactor]=Object.freeze(serialized.metallicFactor);_this67[$roughnessFactor]=Object.freeze(serialized.roughnessFactor);var baseColorTexture=serialized.baseColorTexture,metallicRoughnessTexture=serialized.metallicRoughnessTexture;if(baseColorTexture!=null){_this67[$baseColorTexture]=kernel.deserialize('texture-info',baseColorTexture);}if(metallicRoughnessTexture!=null){_this67[$metallicRoughnessTexture]=kernel.deserialize('texture-info',metallicRoughnessTexture);}return _this67;}/** - * The base color factor of the material in RGBA format. - */_createClass(PBRMetallicRoughness,[{key:"setBaseColorFactor",/** - * Set the base color factor of the material. - * Requires the material-properties capability. - * - * @see ../api.ts - */value:function(){var _setBaseColorFactor=_asyncToGenerator(/*#__PURE__*/regeneratorRuntime.mark(function _callee31(color){return regeneratorRuntime.wrap(function _callee31$(_context32){while(1){switch(_context32.prev=_context32.next){case 0:_context32.next=2;return this[$kernel].mutate(this,'baseColorFactor',color);case 2:this[$baseColorFactor]=Object.freeze(color);case 3:case"end":return _context32.stop();}}},_callee31,this);}));function setBaseColorFactor(_x30){return _setBaseColorFactor.apply(this,arguments);}return setBaseColorFactor;}()/** - * Set the metallic factor of the material. - * Requires the material-properties capability. - * - * @see ../api.ts - */},{key:"setMetallicFactor",value:function(){var _setMetallicFactor=_asyncToGenerator(/*#__PURE__*/regeneratorRuntime.mark(function _callee32(color){return regeneratorRuntime.wrap(function _callee32$(_context33){while(1){switch(_context33.prev=_context33.next){case 0:_context33.next=2;return this[$kernel].mutate(this,'metallicFactor',color);case 2:this[$metallicFactor]=Object.freeze(color);case 3:case"end":return _context33.stop();}}},_callee32,this);}));function setMetallicFactor(_x31){return _setMetallicFactor.apply(this,arguments);}return setMetallicFactor;}()/** - * Set the roughness factor of the material. - * Requires the material-properties capability. - * - * @see ../api.ts - */},{key:"setRoughnessFactor",value:function(){var _setRoughnessFactor=_asyncToGenerator(/*#__PURE__*/regeneratorRuntime.mark(function _callee33(color){return regeneratorRuntime.wrap(function _callee33$(_context34){while(1){switch(_context34.prev=_context34.next){case 0:_context34.next=2;return this[$kernel].mutate(this,'roughnessFactor',color);case 2:this[$roughnessFactor]=Object.freeze(color);case 3:case"end":return _context34.stop();}}},_callee33,this);}));function setRoughnessFactor(_x32){return _setRoughnessFactor.apply(this,arguments);}return setRoughnessFactor;}()},{key:"baseColorFactor",get:function get(){return this[$baseColorFactor];}/** - * The metalness factor of the material in range [0,1]. - */},{key:"metallicFactor",get:function get(){return this[$metallicFactor];}/** - * The roughness factor of the material in range [0,1]. - */},{key:"roughnessFactor",get:function get(){return this[$roughnessFactor];}},{key:"baseColorTexture",get:function get(){return this[$baseColorTexture];}},{key:"metallicRoughnessTexture",get:function get(){return this[$metallicRoughnessTexture];}}]);return PBRMetallicRoughness;}(ThreeDOMElement);_a=$baseColorTexture,_b=$metallicRoughnessTexture;return PBRMetallicRoughness;}/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ /** - * A constructor factory for a Sampler class. The Sampler is defined based on - * a provided implementation for all specified 3DOM scene graph element types. - * - * The sole reason for using this factory pattern is to enable sound type - * checking while also providing for the ability to stringify the factory so - * that it can be part of a runtime-generated Worker script. - * - * @see ../api.ts - */function defineSampler(ThreeDOMElement){var _a,_b;var $kernel=Symbol('kernel');var $minFilter=Symbol('minFilter');var $magFilter=Symbol('magFilter');var $wrapS=Symbol('wrapS');var $wrapT=Symbol('wrapT');var $name=Symbol('name');var Sampler=/*#__PURE__*/function(_ThreeDOMElement5){_inherits(Sampler,_ThreeDOMElement5);var _super33=_createSuper(Sampler);function Sampler(kernel,serialized){var _this68;_classCallCheck(this,Sampler);_this68=_super33.call(this,kernel);_this68[_a]=null;_this68[_b]=null;_this68[$kernel]=kernel;_this68[$name]=serialized.name;_this68[$minFilter]=serialized.minFilter||null;_this68[$magFilter]=serialized.magFilter||null;_this68[$wrapS]=serialized.wrapS||10497;_this68[$wrapT]=serialized.wrapT||10497;return _this68;}_createClass(Sampler,[{key:"setMinFilter",value:function(){var _setMinFilter=_asyncToGenerator(/*#__PURE__*/regeneratorRuntime.mark(function _callee34(filter){return regeneratorRuntime.wrap(function _callee34$(_context35){while(1){switch(_context35.prev=_context35.next){case 0:_context35.next=2;return this[$kernel].mutate(this,'minFilter',filter);case 2:this[$minFilter]=filter;case 3:case"end":return _context35.stop();}}},_callee34,this);}));function setMinFilter(_x33){return _setMinFilter.apply(this,arguments);}return setMinFilter;}()},{key:"setMagFilter",value:function(){var _setMagFilter=_asyncToGenerator(/*#__PURE__*/regeneratorRuntime.mark(function _callee35(filter){return regeneratorRuntime.wrap(function _callee35$(_context36){while(1){switch(_context36.prev=_context36.next){case 0:_context36.next=2;return this[$kernel].mutate(this,'magFilter',filter);case 2:this[$magFilter]=filter;case 3:case"end":return _context36.stop();}}},_callee35,this);}));function setMagFilter(_x34){return _setMagFilter.apply(this,arguments);}return setMagFilter;}()},{key:"setWrapS",value:function(){var _setWrapS=_asyncToGenerator(/*#__PURE__*/regeneratorRuntime.mark(function _callee36(mode){return regeneratorRuntime.wrap(function _callee36$(_context37){while(1){switch(_context37.prev=_context37.next){case 0:_context37.next=2;return this[$kernel].mutate(this,'wrapS',mode);case 2:this[$wrapS]=mode;case 3:case"end":return _context37.stop();}}},_callee36,this);}));function setWrapS(_x35){return _setWrapS.apply(this,arguments);}return setWrapS;}()},{key:"setWrapT",value:function(){var _setWrapT=_asyncToGenerator(/*#__PURE__*/regeneratorRuntime.mark(function _callee37(mode){return regeneratorRuntime.wrap(function _callee37$(_context38){while(1){switch(_context38.prev=_context38.next){case 0:_context38.next=2;return this[$kernel].mutate(this,'wrapT',mode);case 2:this[$wrapT]=mode;case 3:case"end":return _context38.stop();}}},_callee37,this);}));function setWrapT(_x36){return _setWrapT.apply(this,arguments);}return setWrapT;}()},{key:"name",get:function get(){return this[$name];}},{key:"minFilter",get:function get(){return this[$minFilter];}},{key:"magFilter",get:function get(){return this[$magFilter];}},{key:"wrapS",get:function get(){return this[$wrapS];}},{key:"wrapT",get:function get(){return this[$wrapT];}}]);return Sampler;}(ThreeDOMElement);_a=$minFilter,_b=$magFilter;return Sampler;}/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ /** - * A constructor factory for a TextureInfo class. The TextureInfo is defined - * based on a provided implementation for all specified 3DOM scene graph element - * types. - * - * The sole reason for using this factory pattern is to enable sound type - * checking while also providing for the ability to stringify the factory so - * that it can be part of a runtime-generated Worker script. - * - * @see ../api.ts - */function defineTextureInfo(ThreeDOMElement){var _a;var $kernel=Symbol('kernel');var $texture=Symbol('texture');var TextureInfo=/*#__PURE__*/function(_ThreeDOMElement6){_inherits(TextureInfo,_ThreeDOMElement6);var _super34=_createSuper(TextureInfo);function TextureInfo(kernel,serialized){var _this69;_classCallCheck(this,TextureInfo);_this69=_super34.call(this,kernel);_this69[_a]=null;_this69[$kernel]=kernel;var texture=serialized.texture;if(texture!=null){_this69[$texture]=kernel.deserialize('texture',texture);}return _this69;}_createClass(TextureInfo,[{key:"setTexture",value:function(){var _setTexture=_asyncToGenerator(/*#__PURE__*/regeneratorRuntime.mark(function _callee38(texture){return regeneratorRuntime.wrap(function _callee38$(_context39){while(1){switch(_context39.prev=_context39.next){case 0:_context39.next=2;return this[$kernel].mutate(this,'texture',texture);case 2:this[$texture]=texture;case 3:case"end":return _context39.stop();}}},_callee38,this);}));function setTexture(_x37){return _setTexture.apply(this,arguments);}return setTexture;}()},{key:"texture",get:function get(){return this[$texture];}}]);return TextureInfo;}(ThreeDOMElement);_a=$texture;return TextureInfo;}/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ /** - * A constructor factory for a Texture class. The Texture is defined - * based on a provided implementation for all specified 3DOM scene graph element - * types. - * - * The sole reason for using this factory pattern is to enable sound type - * checking while also providing for the ability to stringify the factory so - * that it can be part of a runtime-generated Worker script. - * - * @see ../api.ts - */function defineTexture(ThreeDOMElement){var _a,_b;var $kernel=Symbol('kernel');var $source=Symbol('source');var $sampler=Symbol('sampler');var $name=Symbol('name');var Texture=/*#__PURE__*/function(_ThreeDOMElement7){_inherits(Texture,_ThreeDOMElement7);var _super35=_createSuper(Texture);function Texture(kernel,serialized){var _this70;_classCallCheck(this,Texture);_this70=_super35.call(this,kernel);_this70[_a]=null;_this70[_b]=null;_this70[$kernel]=kernel;var sampler=serialized.sampler,source=serialized.source,name=serialized.name;_this70[$name]=name;if(sampler!=null){_this70[$sampler]=kernel.deserialize('sampler',sampler);}if(source!=null){_this70[$source]=kernel.deserialize('image',source);}return _this70;}_createClass(Texture,[{key:"setSampler",value:function(){var _setSampler=_asyncToGenerator(/*#__PURE__*/regeneratorRuntime.mark(function _callee39(sampler){return regeneratorRuntime.wrap(function _callee39$(_context40){while(1){switch(_context40.prev=_context40.next){case 0:_context40.next=2;return this[$kernel].mutate(this,'sampler',sampler);case 2:this[$sampler]=sampler;case 3:case"end":return _context40.stop();}}},_callee39,this);}));function setSampler(_x38){return _setSampler.apply(this,arguments);}return setSampler;}()},{key:"setSource",value:function(){var _setSource2=_asyncToGenerator(/*#__PURE__*/regeneratorRuntime.mark(function _callee40(image){return regeneratorRuntime.wrap(function _callee40$(_context41){while(1){switch(_context41.prev=_context41.next){case 0:_context41.next=2;return this[$kernel].mutate(this,'source',image);case 2:this[$source]=image;case 3:case"end":return _context41.stop();}}},_callee40,this);}));function setSource(_x39){return _setSource2.apply(this,arguments);}return setSource;}()},{key:"name",get:function get(){return this[$name];}},{key:"sampler",get:function get(){return this[$sampler];}},{key:"source",get:function get(){return this[$source];}}]);return Texture;}(ThreeDOMElement);_a=$source,_b=$sampler;return Texture;}/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ /** - * A constructor factory for a ThreeDOMElement class. The ThreeDOMElement is - * defined based on a provided implementation for all specified 3DOM scene graph - * element types. - * - * The sole reason for using this factory pattern is to enable sound type - * checking while also providing for the ability to stringify the factory so - * that it can be part of a runtime-generated Worker script. - * - * @see ../api.ts - */function defineThreeDOMElement(){var $ownerModel=Symbol('ownerModel');/** - * The basic implementation for all 3DOM scene graph participants. - * Scene graph nodes are distinguished by their "owner" Model. All scene - * graph nodes have an owner Model associated with them except for the - * sole Model in the scene graph, whose ownerModel property is not defined. - */var ThreeDOMElement=/*#__PURE__*/function(){function ThreeDOMElement(kernel){_classCallCheck(this,ThreeDOMElement);if(kernel==null){throw new Error('Illegal constructor');}this[$ownerModel]=kernel.model;}/** - * The Model of provenance for this scene graph element, or undefined if - * element is itself a Model. - */_createClass(ThreeDOMElement,[{key:"ownerModel",get:function get(){return this[$ownerModel];}}]);return ThreeDOMElement;}();return ThreeDOMElement;}/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ /** - * The protocol between 3DOM execution contexts is strictly defined. - * Only specific types of messages are allowed, and their types are - * all included in the ThreeDOMMessageType map. - */var ThreeDOMMessageType={// === Host -> Scene Graph === -// Used when the host execution context and scene graph execution context -// are negotiating a connection -HANDSHAKE:1,// A message that indicates that a custom script is meant to be imported -// into the scene graph execution context -IMPORT_SCRIPT:2,// A notification from the host execution context that the main Model has -// changed, including the sparse, serialized scene graph of the new Model -MODEL_CHANGE:3,// A notification that confirms or denies a request from the scene graph -// context to mutate the scene graph -MUTATION_RESULT:4,// === Scene Graph => Host === -// Notification sent to the host execution context to indicate that the -// scene graph execution context has finished initializing -CONTEXT_INITIALIZED:5,// A request from the scene graph execution context to mutate some detail -// of the backing host scene graph -MUTATE:6};/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */var generateAPI=function generateAPI(){return"\nvar ThreeDOMMessageType = ".concat(JSON.stringify(ThreeDOMMessageType),";\n\n").concat(defineModelKernel.toString(),"\n").concat(defineThreeDOMElement.toString(),"\n").concat(defineModel.toString(),"\n").concat(defineMaterial.toString(),"\n").concat(definePBRMetallicRoughness.toString(),"\n").concat(defineSampler.toString(),"\n").concat(defineImage.toString(),"\n").concat(defineTexture.toString(),"\n").concat(defineTextureInfo.toString(),"\n\nvar ThreeDOMElement = ").concat(defineThreeDOMElement.name,"();\nvar Model = ").concat(defineModel.name,"(ThreeDOMElement);\nvar Material = ").concat(defineMaterial.name,"(ThreeDOMElement);\nvar PBRMetallicRoughness = ").concat(definePBRMetallicRoughness.name,"(ThreeDOMElement);\nvar Sampler = ").concat(defineSampler.name,"(ThreeDOMElement);\nvar Image = ").concat(defineImage.name,"(ThreeDOMElement);\nvar Texture = ").concat(defineTexture.name,"(ThreeDOMElement);\nvar TextureInfo = ").concat(defineTextureInfo.name,"(ThreeDOMElement);\n\nvar ModelKernel = ").concat(defineModelKernel.name,"(\n ThreeDOMMessageType,\n ThreeDOMElement,\n Model,\n Material,\n PBRMetallicRoughness,\n Sampler,\n Image,\n Texture,\n TextureInfo\n);\n\n// Populate the global scope with constructors\n// so that author code can use instanceof checks\nself.ThreeDOMElement = ThreeDOMElement;\nself.Model = Model;\nself.Material = Material;\nself.PBRMetallicRoughness = PBRMetallicRoughness;\nself.Sampler = Sampler;\nself.Image = Image;\nself.Texture = Texture;\nself.TextureInfo = TextureInfo;\n");};/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */function filterTextures(){var errorMessage='Capability "textures" not allowed';var descriptor={value:function value(){throw new Error(errorMessage);},configurable:false,writable:false};Object.defineProperties(this.Texture.prototype,{'setSampler':descriptor,'setSource':descriptor});Object.defineProperties(this.Image.prototype,{'setURI':descriptor});Object.defineProperties(this.Sampler.prototype,{'setMinFilter':descriptor,'setMagFilter':descriptor,'setWrapS':descriptor,'setWrapT':descriptor});}/** - * Given a 3DOM execution context, patch any methods that give write access - * to otherwise configurable material properties so that they are automatically - * rejected when invoked. - */function filterMaterialProperties(){var errorMessage='Capability "material-properties" not allowed';Object.defineProperty(this.PBRMetallicRoughness.prototype,'setBaseColorFactor',{value:function value(){throw new Error(errorMessage);},configurable:false,writable:false});Object.defineProperty(this.PBRMetallicRoughness.prototype,'setMetallicFactor',{value:function value(){throw new Error(errorMessage);},configurable:false,writable:false});Object.defineProperty(this.PBRMetallicRoughness.prototype,'setRoughnessFactor',{value:function value(){throw new Error(errorMessage);},configurable:false,writable:false});}/** - * Given a 3DOM execution context, patch any methods, classes or other APIs - * related to Web Messaging so that they throw or are otherwise rendered - * impotent. - * - * TODO(#1001): We probably need to crawl up the prototype chain on this one - */function filterMessaging(){var errorMessage='Capability "messaging" not allowed';var rejectInvocation=function rejectInvocation(){throw new Error(errorMessage);};var originalAddEventListener=this.addEventListener;Object.defineProperties(this,{postMessage:{value:rejectInvocation,configurable:false},MessageChannel:{value:rejectInvocation,configurable:false},MessageEvent:{value:rejectInvocation,configurable:false},onmessage:{set:function set(){rejectInvocation();},configurable:false},addEventListener:{value:function value(type,listener,options){if(type==='message'){rejectInvocation();}originalAddEventListener.call(this,type,listener,options);},configurable:false}});}/** - * Given a 3DOM execution context, patch the global Fetch API so that any - * attempts to perform network operations are immediately rejected. - */function filterFetch(){Object.defineProperties(this,{fetch:{value:function value(){throw new Error('Capability "fetch" not allowed');},configurable:false}});}var capabilityFilterMap={'textures':filterTextures,'messaging':filterMessaging,'material-properties':filterMaterialProperties,'fetch':filterFetch};/** - * Given a list of 3DOM capability strings, this factory produces a script - * fragment that patches the global execution context so that any omitted - * capabilities are explicitly disallowed. - */var generateCapabilityFilter=function generateCapabilityFilter(capabilities){var filtersToApply=Object.keys(capabilityFilterMap);var capabilityFilters=[];for(var _i20=0,_filtersToApply=filtersToApply;_i20<_filtersToApply.length;_i20++){var capability=_filtersToApply[_i20];// Skip filters that are allowed by the list of capabilities -if(capabilities.indexOf(capability)>-1){continue;}var filter=capabilityFilterMap[capability];capabilityFilters.push("(".concat(filter.toString(),").call(self);"));}return capabilityFilters.join('\n');};/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ /** - * Adapted from WorkerDOM - * NOTE: The context could also be DedicatedWorkerGlobalScope, but the - * TypeScript WebWorker lib seems to conflict with the dom lib - * - * @see https://github.com/ampproject/worker-dom/blob/master/src/worker-thread/index.amp.ts - */function patchContext(context,allowList){// Crawl up the prototype chain until we get to EventTarget so that we -// don't go overboard deleting fundamental properties of things: -while(context&&context.constructor!==EventTarget){Object.getOwnPropertyNames(context).forEach(function(property){// eslint-disable-next-line no-prototype-builtins -if(allowList.hasOwnProperty(property)&&allowList[property]===true){// Skip allowed property -return;}try{delete context[property];}catch(e){console.warn(e);}});context=Object.getPrototypeOf(context);}}/** - * Given an "allow" list that maps context property names to booleans (true for - * allowed, false for disallowed), this factory produces a script chunk that - * can patch the global context so that only allowed properties/APIs are - * available. - * - * Disallowed properties are deleted on the global context and its prototype - * chain. Omiting a property from the allow list is tantamount to disallowing - * it. - */var generateContextPatch=function generateContextPatch(allowList){return"(".concat(patchContext.toString(),")(self, ").concat(JSON.stringify(allowList),");");};/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ /** - * A function that will be stringified and appended the a runtime-generated - * execution context script to initialize the scene graph execution context. - * - * The sole reason for using this pattern is to enable sound type - * checking while also providing for the ability to stringify the factory so - * that it can be part of a runtime-generated Worker script. - */function initialize(ThreeDOMMessageType,ModelKernel,preservedContext){var _this71=this;var currentKernel=null;preservedContext.addEventListener('message',function(event){var data=event.data;if(data&&data.type&&data.type===ThreeDOMMessageType.HANDSHAKE){var globalPort=event.ports[0];globalPort.addEventListener('message',function(event){var data=event.data;if(data&&data.type){switch(data.type){// Instantiate a new ModelKernel, and notify the execution context -// of the new Model with a 'model-change' event: -case ThreeDOMMessageType.MODEL_CHANGE:{var previousModel=currentKernel!=null?currentKernel.model:undefined;var serialized=data.model;var port=event.ports[0];if(currentKernel!=null){currentKernel.deactivate();}else if(serialized==null){// Do not proceed if transitioning from null to null -break;}if(serialized!=null){currentKernel=new ModelKernel(port,serialized);_this71.model=currentKernel.model;}else{currentKernel=null;_this71.model=undefined;}var modelChangeEvent=new Event('model-change');modelChangeEvent.previousModel=previousModel;modelChangeEvent.model=_this71.model;_this71.dispatchEvent(modelChangeEvent);break;}// Import an external script into the execution context: -case ThreeDOMMessageType.IMPORT_SCRIPT:{var url=data.url;if(url){preservedContext.importScripts(url);}break;}}}});globalPort.start();// Notify the host execution context that the scene graph execution -// is ready: -globalPort.postMessage({type:ThreeDOMMessageType.CONTEXT_INITIALIZED});}});}/** - * A factory that produces a stringified initializer function. - */var generateInitializer=function generateInitializer(){return initialize.toString();};/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */var _a$f,_b$d;var $modelGraft=Symbol('modelGraft');var $port=Symbol('port');var $messageEventHandler=Symbol('messageEventHandler');var $onMessageEvent=Symbol('onMessageEvent');/** - * A ModelGraftManipulator is an internal construct intended to consolidate - * any mutations that operate on the backing scene graph. It can be thought - * of as a host execution context counterpart to the ModelKernel in the scene - * graph execution context. - */var ModelGraftManipulator=/*#__PURE__*/function(){function ModelGraftManipulator(modelGraft,port){var _this72=this;_classCallCheck(this,ModelGraftManipulator);this[_a$f]=function(event){return _this72[$onMessageEvent](event);};this[$modelGraft]=modelGraft;this[$port]=port;this[$port].addEventListener('message',this[$messageEventHandler]);this[$port].start();}/** - * Clean up internal state so that the ModelGraftManipulator can be properly - * garbage collected. - */_createClass(ModelGraftManipulator,[{key:"dispose",value:function dispose(){this[$port].removeEventListener('message',this[$messageEventHandler]);this[$port].close();}},{key:(_a$f=$messageEventHandler,$onMessageEvent),value:function value(event){var data=event.data;if(data&&data.type){if(data.type===ThreeDOMMessageType.MUTATE){var applied=false;var mutationId=data.mutationId;try{this[$modelGraft].mutate(data.id,data.property,data.value);applied=true;}finally{this[$port].postMessage({type:ThreeDOMMessageType.MUTATION_RESULT,applied:applied,mutationId:mutationId});}}}}}]);return ModelGraftManipulator;}();var ALL_CAPABILITIES=Object.freeze(['messaging','material-properties','fetch']);/** - * Constructs and returns a string representing a fully-formed scene graph - * execution context script, including context patching, capabilities and - * scene graph API constructs. - */var generateContextScriptSource=function generateContextScriptSource(){var capabilities=arguments.length>0&&arguments[0]!==undefined?arguments[0]:ALL_CAPABILITIES;return";(function() {\nvar preservedContext = {\n postMessage: self.postMessage.bind(self),\n addEventListener: self.addEventListener.bind(self),\n importScripts: self.importScripts.bind(self)\n};\n\n".concat(generateContextPatch(ALLOWLISTED_GLOBALS),"\n").concat(generateAPI(),"\n").concat(generateCapabilityFilter(capabilities),"\n(").concat(generateInitializer(),").call(self, ThreeDOMMessageType, ModelKernel, preservedContext);\n\n})();");};var $worker=Symbol('worker');var $workerInitializes=Symbol('workerInitializes');var $modelGraftManipulator=Symbol('modelGraftManipulator');/** - * A ThreeDOMExecutionContext is created in the host execution context that - * wishes to invoke scripts in a specially crafted and carefully isolated - * script context, referred to as the scene graph execution context. For - * practical implementation purposes, the scene graph execution context is - * a Worker whose global scope has been heavily patched before any custom - * script is subsequently invoked in it. - * - * The ThreeDOMExecutionContext must be given a set of allowed capabilities - * when it is created. The allowed capabilities cannot be changed after the - * scene graph execution context has been established. - */var ThreeDOMExecutionContext=/*#__PURE__*/function(_EventTarget){_inherits(ThreeDOMExecutionContext,_EventTarget);var _super36=_createSuper(ThreeDOMExecutionContext);function ThreeDOMExecutionContext(capabilities){var _this73;_classCallCheck(this,ThreeDOMExecutionContext);_this73=_super36.call(this);_this73[_b$d]=null;var contextScriptSource=generateContextScriptSource(capabilities);var url=URL.createObjectURL(new Blob([contextScriptSource],{type:'text/javascript'}));_this73[$worker]=new Worker(url);_this73[$workerInitializes]=new Promise(function(resolve){var _MessageChannel=new MessageChannel(),port1=_MessageChannel.port1,port2=_MessageChannel.port2;var onMessageEvent=function onMessageEvent(event){if(event.data&&event.data.type===ThreeDOMMessageType.CONTEXT_INITIALIZED){port1.removeEventListener('message',onMessageEvent);resolve(port1);}};_this73[$worker].postMessage({type:ThreeDOMMessageType.HANDSHAKE},[port2]);port1.addEventListener('message',onMessageEvent);port1.start();});return _this73;}_createClass(ThreeDOMExecutionContext,[{key:"changeModel",value:function(){var _changeModel=_asyncToGenerator(/*#__PURE__*/regeneratorRuntime.mark(function _callee41(modelGraft){var port,_MessageChannel2,port1,port2,modelGraftManipulator;return regeneratorRuntime.wrap(function _callee41$(_context42){while(1){switch(_context42.prev=_context42.next){case 0:_context42.next=2;return this[$workerInitializes];case 2:port=_context42.sent;_MessageChannel2=new MessageChannel(),port1=_MessageChannel2.port1,port2=_MessageChannel2.port2;port.postMessage({type:ThreeDOMMessageType.MODEL_CHANGE,model:modelGraft!=null&&modelGraft.model!=null?modelGraft.model.toJSON():null},[port2]);modelGraftManipulator=this[$modelGraftManipulator];if(modelGraftManipulator!=null){modelGraftManipulator.dispose();this[$modelGraftManipulator]=null;}if(modelGraft!=null){this[$modelGraftManipulator]=new ModelGraftManipulator(modelGraft,port1);}case 8:case"end":return _context42.stop();}}},_callee41,this);}));function changeModel(_x40){return _changeModel.apply(this,arguments);}return changeModel;}()/** - * Evaluate an arbitrary chunk of script in the scene graph execution context. - * The script is guaranteed to be evaluated after the scene graph execution - * context is fully initialized. It is not guaranteed to be evaluated before - * or after a Model is made available in the scene graph execution context. - * - * Note that web browsers do not universally support module scripts ("ESM") in - * Workers, so for now all scripts must be valid non-module scripts. - */},{key:"eval",value:function(){var _eval2=_asyncToGenerator(/*#__PURE__*/regeneratorRuntime.mark(function _callee42(scriptSource){return regeneratorRuntime.wrap(function _callee42$(_context43){while(1){switch(_context43.prev=_context43.next){case 0:_context43.next=2;return this.import(URL.createObjectURL(new Blob([scriptSource],{type:'text/javascript'})));case 2:case"end":return _context43.stop();}}},_callee42,this);}));function _eval(_x41){return _eval2.apply(this,arguments);}return _eval;}()/* end eval marker (do not remove) */ /** - * Load a script by URL in the scene graph execution context. Generally works - * the same as eval, but is generally safer because it allows you full control - * of the script text. Like eval, does not support module scripts. - */},{key:"import",value:function(){var _import2=_asyncToGenerator(/*#__PURE__*/regeneratorRuntime.mark(function _callee43(url){var port;return regeneratorRuntime.wrap(function _callee43$(_context44){while(1){switch(_context44.prev=_context44.next){case 0:_context44.next=2;return this[$workerInitializes];case 2:port=_context44.sent;port.postMessage({type:ThreeDOMMessageType.IMPORT_SCRIPT,url:url});case 4:case"end":return _context44.stop();}}},_callee43,this);}));function _import(_x42){return _import2.apply(this,arguments);}return _import;}()/** - * Terminates the scene graph execution context, closes the designated - * messaging port and generally cleans up the ThreeDOMExecutionContext - * so that it can be properly garbage collected. - */},{key:"terminate",value:function(){var _terminate=_asyncToGenerator(/*#__PURE__*/regeneratorRuntime.mark(function _callee44(){var modelGraftManipulator,port;return regeneratorRuntime.wrap(function _callee44$(_context45){while(1){switch(_context45.prev=_context45.next){case 0:this[$worker].terminate();modelGraftManipulator=this[$modelGraftManipulator];if(modelGraftManipulator!=null){modelGraftManipulator.dispose();this[$modelGraftManipulator]=null;}_context45.next=5;return this[$workerInitializes];case 5:port=_context45.sent;port.close();case 7:case"end":return _context45.stop();}}},_callee44,this);}));function terminate(){return _terminate.apply(this,arguments);}return terminate;}()},{key:"worker",get:function get(){return this[$worker];}}]);return ThreeDOMExecutionContext;}(/*#__PURE__*/_wrapNativeSuper(EventTarget));_b$d=$modelGraftManipulator;/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ /** - * Produces a "locally" unique ID. This ID is only guaranteed to be unique - * over the lifetime of the function and in the current execution context. - */var getLocallyUniqueId=function(){var id=0;return function(){return id++;};}();var $callbacks=Symbol('callbacks');var $visitMesh=Symbol('visitMesh');var $visitElement=Symbol('visitElement');var $visitNode=Symbol('visitNode');var $visitScene=Symbol('visitScene');var $visitMaterial=Symbol('visitMaterial');/** - * GLTFTreeVisitor implements a deterministic traversal order of a valid, - * deserialized glTF 2.0 model. It supports selective element visitation via - * callbacks configured based on element type. For example, to visit all - * materials in all scenes in a glTF: - * - * ```javascript - * const visitor = new GLTFTreeVisitor({ - * material: (material, index, hierarchy) => { - * // material is a glTF 2.0 Material - * // index is the index of material in gltf.materials - * // hierarchy includes ancestors of material in the glTF - * } - * }); - * - * visitor.visit(someInMemoryGLTF, { allScenes: true }); - * ``` - * - * The traversal order of the visitor is pre-order, depth-first. - * - * Note that the traversal order is not guaranteed to correspond to the - * index of a given element in any way. Rather, traversal order is based - * on the hierarchical order of the scene graph. - */var GLTFTreeVisitor=/*#__PURE__*/function(){function GLTFTreeVisitor(callbacks){_classCallCheck(this,GLTFTreeVisitor);this[$callbacks]=callbacks;}/** - * Visit a given in-memory glTF via the configured callbacks of this visitor. - * Optionally, all scenes may be visited (as opposed to just the active one). - * Sparse traversal can also be specified, in which case elements that - * re-appear multiple times in the scene graph will only be visited once. - */_createClass(GLTFTreeVisitor,[{key:"visit",value:function visit(gltf){var options=arguments.length>1&&arguments[1]!==undefined?arguments[1]:{};var allScenes=!!options.allScenes;var sparse=!!options.sparse;var scenes=allScenes?gltf.scenes||[]:gltf.scenes&&gltf.scene!=null?[gltf.scenes[gltf.scene]]:[];var state={hierarchy:[],visited:new Set(),sparse:sparse,gltf:gltf};var _iterator19=_createForOfIteratorHelper(scenes),_step19;try{for(_iterator19.s();!(_step19=_iterator19.n()).done;){var scene=_step19.value;this[$visitScene](gltf.scenes.indexOf(scene),state);}}catch(err){_iterator19.e(err);}finally{_iterator19.f();}}},{key:$visitElement,value:function value(index,elementList,state,visit,traverse){if(elementList==null){return;}var element=elementList[index];var sparse=state.sparse,hierarchy=state.hierarchy,visited=state.visited;if(element==null){return;}if(sparse&&visited.has(element)){return;}visited.add(element);hierarchy.push(element);if(visit!=null){visit(element,index,hierarchy);}if(traverse!=null){traverse(element);}hierarchy.pop();}},{key:$visitScene,value:function value(index,state){var _this74=this;var gltf=state.gltf;var visit=this[$callbacks].scene;this[$visitElement](index,gltf.scenes,state,visit,function(scene){// A scene is not required to have a list of nodes -if(scene.nodes==null){return;}var _iterator20=_createForOfIteratorHelper(scene.nodes),_step20;try{for(_iterator20.s();!(_step20=_iterator20.n()).done;){var nodeIndex=_step20.value;_this74[$visitNode](nodeIndex,state);}}catch(err){_iterator20.e(err);}finally{_iterator20.f();}});}},{key:$visitNode,value:function value(index,state){var _this75=this;var gltf=state.gltf;var visit=this[$callbacks].node;this[$visitElement](index,gltf.nodes,state,visit,function(node){if(node.mesh!=null){_this75[$visitMesh](node.mesh,state);}if(node.children!=null){var _iterator21=_createForOfIteratorHelper(node.children),_step21;try{for(_iterator21.s();!(_step21=_iterator21.n()).done;){var childNodeIndex=_step21.value;_this75[$visitNode](childNodeIndex,state);}}catch(err){_iterator21.e(err);}finally{_iterator21.f();}}});}},{key:$visitMesh,value:function value(index,state){var _this76=this;var gltf=state.gltf;var visit=this[$callbacks].mesh;this[$visitElement](index,gltf.meshes,state,visit,function(mesh){var _iterator22=_createForOfIteratorHelper(mesh.primitives),_step22;try{for(_iterator22.s();!(_step22=_iterator22.n()).done;){var primitive=_step22.value;if(primitive.material!=null){_this76[$visitMaterial](primitive.material,state);}}}catch(err){_iterator22.e(err);}finally{_iterator22.f();}});}},{key:$visitMaterial,value:function value(index,state){var gltf=state.gltf;var visit=this[$callbacks].material;this[$visitElement](index,gltf.materials,state,visit);}}]);return GLTFTreeVisitor;}();// Polyfills -if(Number.EPSILON===undefined){Number.EPSILON=Math.pow(2,-52);}if(Number.isInteger===undefined){// Missing in IE -// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Number/isInteger -Number.isInteger=function(value){return typeof value==='number'&&isFinite(value)&&Math.floor(value)===value;};}// -if(Math.sign===undefined){// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/sign -Math.sign=function(x){return x<0?-1:x>0?1:+x;};}if('name'in Function.prototype===false){// Missing in IE -// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Function/name -Object.defineProperty(Function.prototype,'name',{get:function get(){return this.toString().match(/^\s*function\s*([^\(\s]*)/)[1];}});}if(Object.assign===undefined){// Missing in IE -// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/assign -Object.assign=function(target){if(target===undefined||target===null){throw new TypeError('Cannot convert undefined or null to object');}var output=Object(target);for(var index=1;index>8&0xff]+_lut$1[d0>>16&0xff]+_lut$1[d0>>24&0xff]+'-'+_lut$1[d1&0xff]+_lut$1[d1>>8&0xff]+'-'+_lut$1[d1>>16&0x0f|0x40]+_lut$1[d1>>24&0xff]+'-'+_lut$1[d2&0x3f|0x80]+_lut$1[d2>>8&0xff]+'-'+_lut$1[d2>>16&0xff]+_lut$1[d2>>24&0xff]+_lut$1[d3&0xff]+_lut$1[d3>>8&0xff]+_lut$1[d3>>16&0xff]+_lut$1[d3>>24&0xff];// .toUpperCase() here flattens concatenated strings to save heap memory space. -return uuid.toUpperCase();},clamp:function clamp(value,min,max){return Math.max(min,Math.min(max,value));},// compute euclidian modulo of m % n -// https://en.wikipedia.org/wiki/Modulo_operation -euclideanModulo:function euclideanModulo(n,m){return(n%m+m)%m;},// Linear mapping from range to range -mapLinear:function mapLinear(x,a1,a2,b1,b2){return b1+(x-a1)*(b2-b1)/(a2-a1);},// https://en.wikipedia.org/wiki/Linear_interpolation -lerp:function lerp(x,y,t){return(1-t)*x+t*y;},// http://en.wikipedia.org/wiki/Smoothstep -smoothstep:function smoothstep(x,min,max){if(x<=min)return 0;if(x>=max)return 1;x=(x-min)/(max-min);return x*x*(3-2*x);},smootherstep:function smootherstep(x,min,max){if(x<=min)return 0;if(x>=max)return 1;x=(x-min)/(max-min);return x*x*x*(x*(x*6-15)+10);},// Random integer from interval -randInt:function randInt(low,high){return low+Math.floor(Math.random()*(high-low+1));},// Random float from interval -randFloat:function randFloat(low,high){return low+Math.random()*(high-low);},// Random float from <-range/2, range/2> interval -randFloatSpread:function randFloatSpread(range){return range*(0.5-Math.random());},degToRad:function degToRad(degrees){return degrees*MathUtils$1.DEG2RAD;},radToDeg:function radToDeg(radians){return radians*MathUtils$1.RAD2DEG;},isPowerOfTwo:function isPowerOfTwo(value){return(value&value-1)===0&&value!==0;},ceilPowerOfTwo:function ceilPowerOfTwo(value){return Math.pow(2,Math.ceil(Math.log(value)/Math.LN2));},floorPowerOfTwo:function floorPowerOfTwo(value){return Math.pow(2,Math.floor(Math.log(value)/Math.LN2));},setQuaternionFromProperEuler:function setQuaternionFromProperEuler(q,a,b,c,order){// Intrinsic Proper Euler Angles - see https://en.wikipedia.org/wiki/Euler_angles -// rotations are applied to the axes in the order specified by 'order' -// rotation by angle 'a' is applied first, then by angle 'b', then by angle 'c' -// angles are in radians -var cos=Math.cos;var sin=Math.sin;var c2=cos(b/2);var s2=sin(b/2);var c13=cos((a+c)/2);var s13=sin((a+c)/2);var c1_3=cos((a-c)/2);var s1_3=sin((a-c)/2);var c3_1=cos((c-a)/2);var s3_1=sin((c-a)/2);switch(order){case'XYX':q.set(c2*s13,s2*c1_3,s2*s1_3,c2*c13);break;case'YZY':q.set(s2*s1_3,c2*s13,s2*c1_3,c2*c13);break;case'ZXZ':q.set(s2*c1_3,s2*s1_3,c2*s13,c2*c13);break;case'XZX':q.set(c2*s13,s2*s3_1,s2*c3_1,c2*c13);break;case'YXY':q.set(s2*c3_1,c2*s13,s2*s3_1,c2*c13);break;case'ZYZ':q.set(s2*s3_1,s2*c3_1,c2*s13,c2*c13);break;default:console.warn('THREE.MathUtils: .setQuaternionFromProperEuler() encountered an unknown order: '+order);}}};/** - * @author mrdoob / http://mrdoob.com/ - * @author philogb / http://blog.thejit.org/ - * @author egraether / http://egraether.com/ - * @author zz85 / http://www.lab4games.net/zz85/blog - */function Vector2$1(x,y){this.x=x||0;this.y=y||0;}Object.defineProperties(Vector2$1.prototype,{"width":{get:function get(){return this.x;},set:function set(value){this.x=value;}},"height":{get:function get(){return this.y;},set:function set(value){this.y=value;}}});Object.assign(Vector2$1.prototype,{isVector2:true,set:function set(x,y){this.x=x;this.y=y;return this;},setScalar:function setScalar(scalar){this.x=scalar;this.y=scalar;return this;},setX:function setX(x){this.x=x;return this;},setY:function setY(y){this.y=y;return this;},setComponent:function setComponent(index,value){switch(index){case 0:this.x=value;break;case 1:this.y=value;break;default:throw new Error('index is out of range: '+index);}return this;},getComponent:function getComponent(index){switch(index){case 0:return this.x;case 1:return this.y;default:throw new Error('index is out of range: '+index);}},clone:function clone(){return new this.constructor(this.x,this.y);},copy:function copy(v){this.x=v.x;this.y=v.y;return this;},add:function add(v,w){if(w!==undefined){console.warn('THREE.Vector2: .add() now only accepts one argument. Use .addVectors( a, b ) instead.');return this.addVectors(v,w);}this.x+=v.x;this.y+=v.y;return this;},addScalar:function addScalar(s){this.x+=s;this.y+=s;return this;},addVectors:function addVectors(a,b){this.x=a.x+b.x;this.y=a.y+b.y;return this;},addScaledVector:function addScaledVector(v,s){this.x+=v.x*s;this.y+=v.y*s;return this;},sub:function sub(v,w){if(w!==undefined){console.warn('THREE.Vector2: .sub() now only accepts one argument. Use .subVectors( a, b ) instead.');return this.subVectors(v,w);}this.x-=v.x;this.y-=v.y;return this;},subScalar:function subScalar(s){this.x-=s;this.y-=s;return this;},subVectors:function subVectors(a,b){this.x=a.x-b.x;this.y=a.y-b.y;return this;},multiply:function multiply(v){this.x*=v.x;this.y*=v.y;return this;},multiplyScalar:function multiplyScalar(scalar){this.x*=scalar;this.y*=scalar;return this;},divide:function divide(v){this.x/=v.x;this.y/=v.y;return this;},divideScalar:function divideScalar(scalar){return this.multiplyScalar(1/scalar);},applyMatrix3:function applyMatrix3(m){var x=this.x,y=this.y;var e=m.elements;this.x=e[0]*x+e[3]*y+e[6];this.y=e[1]*x+e[4]*y+e[7];return this;},min:function min(v){this.x=Math.min(this.x,v.x);this.y=Math.min(this.y,v.y);return this;},max:function max(v){this.x=Math.max(this.x,v.x);this.y=Math.max(this.y,v.y);return this;},clamp:function clamp(min,max){// assumes min < max, componentwise -this.x=Math.max(min.x,Math.min(max.x,this.x));this.y=Math.max(min.y,Math.min(max.y,this.y));return this;},clampScalar:function clampScalar(minVal,maxVal){this.x=Math.max(minVal,Math.min(maxVal,this.x));this.y=Math.max(minVal,Math.min(maxVal,this.y));return this;},clampLength:function clampLength(min,max){var length=this.length();return this.divideScalar(length||1).multiplyScalar(Math.max(min,Math.min(max,length)));},floor:function floor(){this.x=Math.floor(this.x);this.y=Math.floor(this.y);return this;},ceil:function ceil(){this.x=Math.ceil(this.x);this.y=Math.ceil(this.y);return this;},round:function round(){this.x=Math.round(this.x);this.y=Math.round(this.y);return this;},roundToZero:function roundToZero(){this.x=this.x<0?Math.ceil(this.x):Math.floor(this.x);this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y);return this;},negate:function negate(){this.x=-this.x;this.y=-this.y;return this;},dot:function dot(v){return this.x*v.x+this.y*v.y;},cross:function cross(v){return this.x*v.y-this.y*v.x;},lengthSq:function lengthSq(){return this.x*this.x+this.y*this.y;},length:function length(){return Math.sqrt(this.x*this.x+this.y*this.y);},manhattanLength:function manhattanLength(){return Math.abs(this.x)+Math.abs(this.y);},normalize:function normalize(){return this.divideScalar(this.length()||1);},angle:function angle(){// computes the angle in radians with respect to the positive x-axis -var angle=Math.atan2(-this.y,-this.x)+Math.PI;return angle;},distanceTo:function distanceTo(v){return Math.sqrt(this.distanceToSquared(v));},distanceToSquared:function distanceToSquared(v){var dx=this.x-v.x,dy=this.y-v.y;return dx*dx+dy*dy;},manhattanDistanceTo:function manhattanDistanceTo(v){return Math.abs(this.x-v.x)+Math.abs(this.y-v.y);},setLength:function setLength(length){return this.normalize().multiplyScalar(length);},lerp:function lerp(v,alpha){this.x+=(v.x-this.x)*alpha;this.y+=(v.y-this.y)*alpha;return this;},lerpVectors:function lerpVectors(v1,v2,alpha){this.x=v1.x+(v2.x-v1.x)*alpha;this.y=v1.y+(v2.y-v1.y)*alpha;return this;},equals:function equals(v){return v.x===this.x&&v.y===this.y;},fromArray:function fromArray(array,offset){if(offset===undefined)offset=0;this.x=array[offset];this.y=array[offset+1];return this;},toArray:function toArray(array,offset){if(array===undefined)array=[];if(offset===undefined)offset=0;array[offset]=this.x;array[offset+1]=this.y;return array;},fromBufferAttribute:function fromBufferAttribute(attribute,index,offset){if(offset!==undefined){console.warn('THREE.Vector2: offset has been removed from .fromBufferAttribute().');}this.x=attribute.getX(index);this.y=attribute.getY(index);return this;},rotateAround:function rotateAround(center,angle){var c=Math.cos(angle),s=Math.sin(angle);var x=this.x-center.x;var y=this.y-center.y;this.x=x*c-y*s+center.x;this.y=x*s+y*c+center.y;return this;},random:function random(){this.x=Math.random();this.y=Math.random();return this;}});/** - * @author alteredq / http://alteredqualia.com/ - * @author WestLangley / http://github.com/WestLangley - * @author bhouston / http://clara.io - * @author tschw - */function Matrix3$1(){this.elements=[1,0,0,0,1,0,0,0,1];if(arguments.length>0){console.error('THREE.Matrix3: the constructor no longer reads arguments. use .set() instead.');}}Object.assign(Matrix3$1.prototype,{isMatrix3:true,set:function set(n11,n12,n13,n21,n22,n23,n31,n32,n33){var te=this.elements;te[0]=n11;te[1]=n21;te[2]=n31;te[3]=n12;te[4]=n22;te[5]=n32;te[6]=n13;te[7]=n23;te[8]=n33;return this;},identity:function identity(){this.set(1,0,0,0,1,0,0,0,1);return this;},clone:function clone(){return new this.constructor().fromArray(this.elements);},copy:function copy(m){var te=this.elements;var me=m.elements;te[0]=me[0];te[1]=me[1];te[2]=me[2];te[3]=me[3];te[4]=me[4];te[5]=me[5];te[6]=me[6];te[7]=me[7];te[8]=me[8];return this;},extractBasis:function extractBasis(xAxis,yAxis,zAxis){xAxis.setFromMatrix3Column(this,0);yAxis.setFromMatrix3Column(this,1);zAxis.setFromMatrix3Column(this,2);return this;},setFromMatrix4:function setFromMatrix4(m){var me=m.elements;this.set(me[0],me[4],me[8],me[1],me[5],me[9],me[2],me[6],me[10]);return this;},multiply:function multiply(m){return this.multiplyMatrices(this,m);},premultiply:function premultiply(m){return this.multiplyMatrices(m,this);},multiplyMatrices:function multiplyMatrices(a,b){var ae=a.elements;var be=b.elements;var te=this.elements;var a11=ae[0],a12=ae[3],a13=ae[6];var a21=ae[1],a22=ae[4],a23=ae[7];var a31=ae[2],a32=ae[5],a33=ae[8];var b11=be[0],b12=be[3],b13=be[6];var b21=be[1],b22=be[4],b23=be[7];var b31=be[2],b32=be[5],b33=be[8];te[0]=a11*b11+a12*b21+a13*b31;te[3]=a11*b12+a12*b22+a13*b32;te[6]=a11*b13+a12*b23+a13*b33;te[1]=a21*b11+a22*b21+a23*b31;te[4]=a21*b12+a22*b22+a23*b32;te[7]=a21*b13+a22*b23+a23*b33;te[2]=a31*b11+a32*b21+a33*b31;te[5]=a31*b12+a32*b22+a33*b32;te[8]=a31*b13+a32*b23+a33*b33;return this;},multiplyScalar:function multiplyScalar(s){var te=this.elements;te[0]*=s;te[3]*=s;te[6]*=s;te[1]*=s;te[4]*=s;te[7]*=s;te[2]*=s;te[5]*=s;te[8]*=s;return this;},determinant:function determinant(){var te=this.elements;var a=te[0],b=te[1],c=te[2],d=te[3],e=te[4],f=te[5],g=te[6],h=te[7],i=te[8];return a*e*i-a*f*h-b*d*i+b*f*g+c*d*h-c*e*g;},getInverse:function getInverse(matrix,throwOnDegenerate){if(throwOnDegenerate!==undefined){console.warn("THREE.Matrix3: .getInverse() can no longer be configured to throw on degenerate.");}var me=matrix.elements,te=this.elements,n11=me[0],n21=me[1],n31=me[2],n12=me[3],n22=me[4],n32=me[5],n13=me[6],n23=me[7],n33=me[8],t11=n33*n22-n32*n23,t12=n32*n13-n33*n12,t13=n23*n12-n22*n13,det=n11*t11+n21*t12+n31*t13;if(det===0)return this.set(0,0,0,0,0,0,0,0,0);var detInv=1/det;te[0]=t11*detInv;te[1]=(n31*n23-n33*n21)*detInv;te[2]=(n32*n21-n31*n22)*detInv;te[3]=t12*detInv;te[4]=(n33*n11-n31*n13)*detInv;te[5]=(n31*n12-n32*n11)*detInv;te[6]=t13*detInv;te[7]=(n21*n13-n23*n11)*detInv;te[8]=(n22*n11-n21*n12)*detInv;return this;},transpose:function transpose(){var tmp,m=this.elements;tmp=m[1];m[1]=m[3];m[3]=tmp;tmp=m[2];m[2]=m[6];m[6]=tmp;tmp=m[5];m[5]=m[7];m[7]=tmp;return this;},getNormalMatrix:function getNormalMatrix(matrix4){return this.setFromMatrix4(matrix4).getInverse(this).transpose();},transposeIntoArray:function transposeIntoArray(r){var m=this.elements;r[0]=m[0];r[1]=m[3];r[2]=m[6];r[3]=m[1];r[4]=m[4];r[5]=m[7];r[6]=m[2];r[7]=m[5];r[8]=m[8];return this;},setUvTransform:function setUvTransform(tx,ty,sx,sy,rotation,cx,cy){var c=Math.cos(rotation);var s=Math.sin(rotation);this.set(sx*c,sx*s,-sx*(c*cx+s*cy)+cx+tx,-sy*s,sy*c,-sy*(-s*cx+c*cy)+cy+ty,0,0,1);},scale:function scale(sx,sy){var te=this.elements;te[0]*=sx;te[3]*=sx;te[6]*=sx;te[1]*=sy;te[4]*=sy;te[7]*=sy;return this;},rotate:function rotate(theta){var c=Math.cos(theta);var s=Math.sin(theta);var te=this.elements;var a11=te[0],a12=te[3],a13=te[6];var a21=te[1],a22=te[4],a23=te[7];te[0]=c*a11+s*a21;te[3]=c*a12+s*a22;te[6]=c*a13+s*a23;te[1]=-s*a11+c*a21;te[4]=-s*a12+c*a22;te[7]=-s*a13+c*a23;return this;},translate:function translate(tx,ty){var te=this.elements;te[0]+=tx*te[2];te[3]+=tx*te[5];te[6]+=tx*te[8];te[1]+=ty*te[2];te[4]+=ty*te[5];te[7]+=ty*te[8];return this;},equals:function equals(matrix){var te=this.elements;var me=matrix.elements;for(var i=0;i<9;i++){if(te[i]!==me[i])return false;}return true;},fromArray:function fromArray(array,offset){if(offset===undefined)offset=0;for(var i=0;i<9;i++){this.elements[i]=array[i+offset];}return this;},toArray:function toArray(array,offset){if(array===undefined)array=[];if(offset===undefined)offset=0;var te=this.elements;array[offset]=te[0];array[offset+1]=te[1];array[offset+2]=te[2];array[offset+3]=te[3];array[offset+4]=te[4];array[offset+5]=te[5];array[offset+6]=te[6];array[offset+7]=te[7];array[offset+8]=te[8];return array;}});/** - * @author mrdoob / http://mrdoob.com/ - * @author alteredq / http://alteredqualia.com/ - * @author szimek / https://github.com/szimek/ - */var _canvas$1;var ImageUtils$1={getDataURL:function getDataURL(image){var canvas;if(typeof HTMLCanvasElement=='undefined'){return image.src;}else if(_instanceof(image,HTMLCanvasElement)){canvas=image;}else{if(_canvas$1===undefined)_canvas$1=document.createElementNS('http://www.w3.org/1999/xhtml','canvas');_canvas$1.width=image.width;_canvas$1.height=image.height;var context=_canvas$1.getContext('2d');if(_instanceof(image,ImageData)){context.putImageData(image,0,0);}else{context.drawImage(image,0,0,image.width,image.height);}canvas=_canvas$1;}if(canvas.width>2048||canvas.height>2048){return canvas.toDataURL('image/jpeg',0.6);}else{return canvas.toDataURL('image/png');}}};/** - * @author mrdoob / http://mrdoob.com/ - * @author alteredq / http://alteredqualia.com/ - * @author szimek / https://github.com/szimek/ - */var textureId$1=0;function Texture$1(image,mapping,wrapS,wrapT,magFilter,minFilter,format,type,anisotropy,encoding){Object.defineProperty(this,'id',{value:textureId$1++});this.uuid=MathUtils$1.generateUUID();this.name='';this.image=image!==undefined?image:Texture$1.DEFAULT_IMAGE;this.mipmaps=[];this.mapping=mapping!==undefined?mapping:Texture$1.DEFAULT_MAPPING;this.wrapS=wrapS!==undefined?wrapS:ClampToEdgeWrapping$1;this.wrapT=wrapT!==undefined?wrapT:ClampToEdgeWrapping$1;this.magFilter=magFilter!==undefined?magFilter:LinearFilter$1;this.minFilter=minFilter!==undefined?minFilter:LinearMipmapLinearFilter$1;this.anisotropy=anisotropy!==undefined?anisotropy:1;this.format=format!==undefined?format:RGBAFormat$1;this.internalFormat=null;this.type=type!==undefined?type:UnsignedByteType$1;this.offset=new Vector2$1(0,0);this.repeat=new Vector2$1(1,1);this.center=new Vector2$1(0,0);this.rotation=0;this.matrixAutoUpdate=true;this.matrix=new Matrix3$1();this.generateMipmaps=true;this.premultiplyAlpha=false;this.flipY=true;this.unpackAlignment=4;// valid values: 1, 2, 4, 8 (see http://www.khronos.org/opengles/sdk/docs/man/xhtml/glPixelStorei.xml) -// Values of encoding !== THREE.LinearEncoding only supported on map, envMap and emissiveMap. -// -// Also changing the encoding after already used by a Material will not automatically make the Material -// update. You need to explicitly call Material.needsUpdate to trigger it to recompile. -this.encoding=encoding!==undefined?encoding:LinearEncoding$1;this.version=0;this.onUpdate=null;}Texture$1.DEFAULT_IMAGE=undefined;Texture$1.DEFAULT_MAPPING=UVMapping$1;Texture$1.prototype=Object.assign(Object.create(EventDispatcher$1.prototype),{constructor:Texture$1,isTexture:true,updateMatrix:function updateMatrix(){this.matrix.setUvTransform(this.offset.x,this.offset.y,this.repeat.x,this.repeat.y,this.rotation,this.center.x,this.center.y);},clone:function clone(){return new this.constructor().copy(this);},copy:function copy(source){this.name=source.name;this.image=source.image;this.mipmaps=source.mipmaps.slice(0);this.mapping=source.mapping;this.wrapS=source.wrapS;this.wrapT=source.wrapT;this.magFilter=source.magFilter;this.minFilter=source.minFilter;this.anisotropy=source.anisotropy;this.format=source.format;this.internalFormat=source.internalFormat;this.type=source.type;this.offset.copy(source.offset);this.repeat.copy(source.repeat);this.center.copy(source.center);this.rotation=source.rotation;this.matrixAutoUpdate=source.matrixAutoUpdate;this.matrix.copy(source.matrix);this.generateMipmaps=source.generateMipmaps;this.premultiplyAlpha=source.premultiplyAlpha;this.flipY=source.flipY;this.unpackAlignment=source.unpackAlignment;this.encoding=source.encoding;return this;},toJSON:function toJSON(meta){var isRootObject=meta===undefined||typeof meta==='string';if(!isRootObject&&meta.textures[this.uuid]!==undefined){return meta.textures[this.uuid];}var output={metadata:{version:4.5,type:'Texture',generator:'Texture.toJSON'},uuid:this.uuid,name:this.name,mapping:this.mapping,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],center:[this.center.x,this.center.y],rotation:this.rotation,wrap:[this.wrapS,this.wrapT],format:this.format,type:this.type,encoding:this.encoding,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY,premultiplyAlpha:this.premultiplyAlpha,unpackAlignment:this.unpackAlignment};if(this.image!==undefined){// TODO: Move to THREE.Image -var image=this.image;if(image.uuid===undefined){image.uuid=MathUtils$1.generateUUID();// UGH -}if(!isRootObject&&meta.images[image.uuid]===undefined){var url;if(Array.isArray(image)){// process array of images e.g. CubeTexture -url=[];for(var i=0,l=image.length;i1){switch(this.wrapS){case RepeatWrapping$1:uv.x=uv.x-Math.floor(uv.x);break;case ClampToEdgeWrapping$1:uv.x=uv.x<0?0:1;break;case MirroredRepeatWrapping$1:if(Math.abs(Math.floor(uv.x)%2)===1){uv.x=Math.ceil(uv.x)-uv.x;}else{uv.x=uv.x-Math.floor(uv.x);}break;}}if(uv.y<0||uv.y>1){switch(this.wrapT){case RepeatWrapping$1:uv.y=uv.y-Math.floor(uv.y);break;case ClampToEdgeWrapping$1:uv.y=uv.y<0?0:1;break;case MirroredRepeatWrapping$1:if(Math.abs(Math.floor(uv.y)%2)===1){uv.y=Math.ceil(uv.y)-uv.y;}else{uv.y=uv.y-Math.floor(uv.y);}break;}}if(this.flipY){uv.y=1-uv.y;}return uv;}});Object.defineProperty(Texture$1.prototype,"needsUpdate",{set:function set(value){if(value===true)this.version++;}});/** - * @author supereggbert / http://www.paulbrunt.co.uk/ - * @author philogb / http://blog.thejit.org/ - * @author mikael emtinger / http://gomo.se/ - * @author egraether / http://egraether.com/ - * @author WestLangley / http://github.com/WestLangley - */function Vector4$1(x,y,z,w){this.x=x||0;this.y=y||0;this.z=z||0;this.w=w!==undefined?w:1;}Object.defineProperties(Vector4$1.prototype,{"width":{get:function get(){return this.z;},set:function set(value){this.z=value;}},"height":{get:function get(){return this.w;},set:function set(value){this.w=value;}}});Object.assign(Vector4$1.prototype,{isVector4:true,set:function set(x,y,z,w){this.x=x;this.y=y;this.z=z;this.w=w;return this;},setScalar:function setScalar(scalar){this.x=scalar;this.y=scalar;this.z=scalar;this.w=scalar;return this;},setX:function setX(x){this.x=x;return this;},setY:function setY(y){this.y=y;return this;},setZ:function setZ(z){this.z=z;return this;},setW:function setW(w){this.w=w;return this;},setComponent:function setComponent(index,value){switch(index){case 0:this.x=value;break;case 1:this.y=value;break;case 2:this.z=value;break;case 3:this.w=value;break;default:throw new Error('index is out of range: '+index);}return this;},getComponent:function getComponent(index){switch(index){case 0:return this.x;case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw new Error('index is out of range: '+index);}},clone:function clone(){return new this.constructor(this.x,this.y,this.z,this.w);},copy:function copy(v){this.x=v.x;this.y=v.y;this.z=v.z;this.w=v.w!==undefined?v.w:1;return this;},add:function add(v,w){if(w!==undefined){console.warn('THREE.Vector4: .add() now only accepts one argument. Use .addVectors( a, b ) instead.');return this.addVectors(v,w);}this.x+=v.x;this.y+=v.y;this.z+=v.z;this.w+=v.w;return this;},addScalar:function addScalar(s){this.x+=s;this.y+=s;this.z+=s;this.w+=s;return this;},addVectors:function addVectors(a,b){this.x=a.x+b.x;this.y=a.y+b.y;this.z=a.z+b.z;this.w=a.w+b.w;return this;},addScaledVector:function addScaledVector(v,s){this.x+=v.x*s;this.y+=v.y*s;this.z+=v.z*s;this.w+=v.w*s;return this;},sub:function sub(v,w){if(w!==undefined){console.warn('THREE.Vector4: .sub() now only accepts one argument. Use .subVectors( a, b ) instead.');return this.subVectors(v,w);}this.x-=v.x;this.y-=v.y;this.z-=v.z;this.w-=v.w;return this;},subScalar:function subScalar(s){this.x-=s;this.y-=s;this.z-=s;this.w-=s;return this;},subVectors:function subVectors(a,b){this.x=a.x-b.x;this.y=a.y-b.y;this.z=a.z-b.z;this.w=a.w-b.w;return this;},multiplyScalar:function multiplyScalar(scalar){this.x*=scalar;this.y*=scalar;this.z*=scalar;this.w*=scalar;return this;},applyMatrix4:function applyMatrix4(m){var x=this.x,y=this.y,z=this.z,w=this.w;var e=m.elements;this.x=e[0]*x+e[4]*y+e[8]*z+e[12]*w;this.y=e[1]*x+e[5]*y+e[9]*z+e[13]*w;this.z=e[2]*x+e[6]*y+e[10]*z+e[14]*w;this.w=e[3]*x+e[7]*y+e[11]*z+e[15]*w;return this;},divideScalar:function divideScalar(scalar){return this.multiplyScalar(1/scalar);},setAxisAngleFromQuaternion:function setAxisAngleFromQuaternion(q){// http://www.euclideanspace.com/maths/geometry/rotations/conversions/quaternionToAngle/index.htm -// q is assumed to be normalized -this.w=2*Math.acos(q.w);var s=Math.sqrt(1-q.w*q.w);if(s<0.0001){this.x=1;this.y=0;this.z=0;}else{this.x=q.x/s;this.y=q.y/s;this.z=q.z/s;}return this;},setAxisAngleFromRotationMatrix:function setAxisAngleFromRotationMatrix(m){// http://www.euclideanspace.com/maths/geometry/rotations/conversions/matrixToAngle/index.htm -// assumes the upper 3x3 of m is a pure rotation matrix (i.e, unscaled) -var angle,x,y,z,// variables for result -epsilon=0.01,// margin to allow for rounding errors -epsilon2=0.1,// margin to distinguish between 0 and 180 degrees -te=m.elements,m11=te[0],m12=te[4],m13=te[8],m21=te[1],m22=te[5],m23=te[9],m31=te[2],m32=te[6],m33=te[10];if(Math.abs(m12-m21)yy&&xx>zz){// m11 is the largest diagonal term -if(xxzz){// m22 is the largest diagonal term -if(yy=0?1:-1,sqrSin=1-cos*cos;// Skip the Slerp for tiny steps to avoid numeric problems: -if(sqrSin>Number.EPSILON){var sin=Math.sqrt(sqrSin),len=Math.atan2(sin,cos*dir);s=Math.sin(s*len)/sin;t=Math.sin(t*len)/sin;}var tDir=t*dir;x0=x0*s+x1*tDir;y0=y0*s+y1*tDir;z0=z0*s+z1*tDir;w0=w0*s+w1*tDir;// Normalize in case we just did a lerp: -if(s===1-t){var f=1/Math.sqrt(x0*x0+y0*y0+z0*z0+w0*w0);x0*=f;y0*=f;z0*=f;w0*=f;}}dst[dstOffset]=x0;dst[dstOffset+1]=y0;dst[dstOffset+2]=z0;dst[dstOffset+3]=w0;},multiplyQuaternionsFlat:function multiplyQuaternionsFlat(dst,dstOffset,src0,srcOffset0,src1,srcOffset1){var x0=src0[srcOffset0];var y0=src0[srcOffset0+1];var z0=src0[srcOffset0+2];var w0=src0[srcOffset0+3];var x1=src1[srcOffset1];var y1=src1[srcOffset1+1];var z1=src1[srcOffset1+2];var w1=src1[srcOffset1+3];dst[dstOffset]=x0*w1+w0*x1+y0*z1-z0*y1;dst[dstOffset+1]=y0*w1+w0*y1+z0*x1-x0*z1;dst[dstOffset+2]=z0*w1+w0*z1+x0*y1-y0*x1;dst[dstOffset+3]=w0*w1-x0*x1-y0*y1-z0*z1;return dst;}});Object.defineProperties(Quaternion$1.prototype,{x:{get:function get(){return this._x;},set:function set(value){this._x=value;this._onChangeCallback();}},y:{get:function get(){return this._y;},set:function set(value){this._y=value;this._onChangeCallback();}},z:{get:function get(){return this._z;},set:function set(value){this._z=value;this._onChangeCallback();}},w:{get:function get(){return this._w;},set:function set(value){this._w=value;this._onChangeCallback();}}});Object.assign(Quaternion$1.prototype,{isQuaternion:true,set:function set(x,y,z,w){this._x=x;this._y=y;this._z=z;this._w=w;this._onChangeCallback();return this;},clone:function clone(){return new this.constructor(this._x,this._y,this._z,this._w);},copy:function copy(quaternion){this._x=quaternion.x;this._y=quaternion.y;this._z=quaternion.z;this._w=quaternion.w;this._onChangeCallback();return this;},setFromEuler:function setFromEuler(euler,update){if(!(euler&&euler.isEuler)){throw new Error('THREE.Quaternion: .setFromEuler() now expects an Euler rotation rather than a Vector3 and order.');}var x=euler._x,y=euler._y,z=euler._z,order=euler.order;// http://www.mathworks.com/matlabcentral/fileexchange/ -// 20696-function-to-convert-between-dcm-euler-angles-quaternions-and-euler-vectors/ -// content/SpinCalc.m -var cos=Math.cos;var sin=Math.sin;var c1=cos(x/2);var c2=cos(y/2);var c3=cos(z/2);var s1=sin(x/2);var s2=sin(y/2);var s3=sin(z/2);switch(order){case'XYZ':this._x=s1*c2*c3+c1*s2*s3;this._y=c1*s2*c3-s1*c2*s3;this._z=c1*c2*s3+s1*s2*c3;this._w=c1*c2*c3-s1*s2*s3;break;case'YXZ':this._x=s1*c2*c3+c1*s2*s3;this._y=c1*s2*c3-s1*c2*s3;this._z=c1*c2*s3-s1*s2*c3;this._w=c1*c2*c3+s1*s2*s3;break;case'ZXY':this._x=s1*c2*c3-c1*s2*s3;this._y=c1*s2*c3+s1*c2*s3;this._z=c1*c2*s3+s1*s2*c3;this._w=c1*c2*c3-s1*s2*s3;break;case'ZYX':this._x=s1*c2*c3-c1*s2*s3;this._y=c1*s2*c3+s1*c2*s3;this._z=c1*c2*s3-s1*s2*c3;this._w=c1*c2*c3+s1*s2*s3;break;case'YZX':this._x=s1*c2*c3+c1*s2*s3;this._y=c1*s2*c3+s1*c2*s3;this._z=c1*c2*s3-s1*s2*c3;this._w=c1*c2*c3-s1*s2*s3;break;case'XZY':this._x=s1*c2*c3-c1*s2*s3;this._y=c1*s2*c3-s1*c2*s3;this._z=c1*c2*s3+s1*s2*c3;this._w=c1*c2*c3+s1*s2*s3;break;default:console.warn('THREE.Quaternion: .setFromEuler() encountered an unknown order: '+order);}if(update!==false)this._onChangeCallback();return this;},setFromAxisAngle:function setFromAxisAngle(axis,angle){// http://www.euclideanspace.com/maths/geometry/rotations/conversions/angleToQuaternion/index.htm -// assumes axis is normalized -var halfAngle=angle/2,s=Math.sin(halfAngle);this._x=axis.x*s;this._y=axis.y*s;this._z=axis.z*s;this._w=Math.cos(halfAngle);this._onChangeCallback();return this;},setFromRotationMatrix:function setFromRotationMatrix(m){// http://www.euclideanspace.com/maths/geometry/rotations/conversions/matrixToQuaternion/index.htm -// assumes the upper 3x3 of m is a pure rotation matrix (i.e, unscaled) -var te=m.elements,m11=te[0],m12=te[4],m13=te[8],m21=te[1],m22=te[5],m23=te[9],m31=te[2],m32=te[6],m33=te[10],trace=m11+m22+m33,s;if(trace>0){s=0.5/Math.sqrt(trace+1.0);this._w=0.25/s;this._x=(m32-m23)*s;this._y=(m13-m31)*s;this._z=(m21-m12)*s;}else if(m11>m22&&m11>m33){s=2.0*Math.sqrt(1.0+m11-m22-m33);this._w=(m32-m23)/s;this._x=0.25*s;this._y=(m12+m21)/s;this._z=(m13+m31)/s;}else if(m22>m33){s=2.0*Math.sqrt(1.0+m22-m11-m33);this._w=(m13-m31)/s;this._x=(m12+m21)/s;this._y=0.25*s;this._z=(m23+m32)/s;}else{s=2.0*Math.sqrt(1.0+m33-m11-m22);this._w=(m21-m12)/s;this._x=(m13+m31)/s;this._y=(m23+m32)/s;this._z=0.25*s;}this._onChangeCallback();return this;},setFromUnitVectors:function setFromUnitVectors(vFrom,vTo){// assumes direction vectors vFrom and vTo are normalized -var EPS=0.000001;var r=vFrom.dot(vTo)+1;if(rMath.abs(vFrom.z)){this._x=-vFrom.y;this._y=vFrom.x;this._z=0;this._w=r;}else{this._x=0;this._y=-vFrom.z;this._z=vFrom.y;this._w=r;}}else{// crossVectors( vFrom, vTo ); // inlined to avoid cyclic dependency on Vector3 -this._x=vFrom.y*vTo.z-vFrom.z*vTo.y;this._y=vFrom.z*vTo.x-vFrom.x*vTo.z;this._z=vFrom.x*vTo.y-vFrom.y*vTo.x;this._w=r;}return this.normalize();},angleTo:function angleTo(q){return 2*Math.acos(Math.abs(MathUtils$1.clamp(this.dot(q),-1,1)));},rotateTowards:function rotateTowards(q,step){var angle=this.angleTo(q);if(angle===0)return this;var t=Math.min(1,step/angle);this.slerp(q,t);return this;},inverse:function inverse(){// quaternion is assumed to have unit length -return this.conjugate();},conjugate:function conjugate(){this._x*=-1;this._y*=-1;this._z*=-1;this._onChangeCallback();return this;},dot:function dot(v){return this._x*v._x+this._y*v._y+this._z*v._z+this._w*v._w;},lengthSq:function lengthSq(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w;},length:function length(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w);},normalize:function normalize(){var l=this.length();if(l===0){this._x=0;this._y=0;this._z=0;this._w=1;}else{l=1/l;this._x=this._x*l;this._y=this._y*l;this._z=this._z*l;this._w=this._w*l;}this._onChangeCallback();return this;},multiply:function multiply(q,p){if(p!==undefined){console.warn('THREE.Quaternion: .multiply() now only accepts one argument. Use .multiplyQuaternions( a, b ) instead.');return this.multiplyQuaternions(q,p);}return this.multiplyQuaternions(this,q);},premultiply:function premultiply(q){return this.multiplyQuaternions(q,this);},multiplyQuaternions:function multiplyQuaternions(a,b){// from http://www.euclideanspace.com/maths/algebra/realNormedAlgebra/quaternions/code/index.htm -var qax=a._x,qay=a._y,qaz=a._z,qaw=a._w;var qbx=b._x,qby=b._y,qbz=b._z,qbw=b._w;this._x=qax*qbw+qaw*qbx+qay*qbz-qaz*qby;this._y=qay*qbw+qaw*qby+qaz*qbx-qax*qbz;this._z=qaz*qbw+qaw*qbz+qax*qby-qay*qbx;this._w=qaw*qbw-qax*qbx-qay*qby-qaz*qbz;this._onChangeCallback();return this;},slerp:function slerp(qb,t){if(t===0)return this;if(t===1)return this.copy(qb);var x=this._x,y=this._y,z=this._z,w=this._w;// http://www.euclideanspace.com/maths/algebra/realNormedAlgebra/quaternions/slerp/ -var cosHalfTheta=w*qb._w+x*qb._x+y*qb._y+z*qb._z;if(cosHalfTheta<0){this._w=-qb._w;this._x=-qb._x;this._y=-qb._y;this._z=-qb._z;cosHalfTheta=-cosHalfTheta;}else{this.copy(qb);}if(cosHalfTheta>=1.0){this._w=w;this._x=x;this._y=y;this._z=z;return this;}var sqrSinHalfTheta=1.0-cosHalfTheta*cosHalfTheta;if(sqrSinHalfTheta<=Number.EPSILON){var s=1-t;this._w=s*w+t*this._w;this._x=s*x+t*this._x;this._y=s*y+t*this._y;this._z=s*z+t*this._z;this.normalize();this._onChangeCallback();return this;}var sinHalfTheta=Math.sqrt(sqrSinHalfTheta);var halfTheta=Math.atan2(sinHalfTheta,cosHalfTheta);var ratioA=Math.sin((1-t)*halfTheta)/sinHalfTheta,ratioB=Math.sin(t*halfTheta)/sinHalfTheta;this._w=w*ratioA+this._w*ratioB;this._x=x*ratioA+this._x*ratioB;this._y=y*ratioA+this._y*ratioB;this._z=z*ratioA+this._z*ratioB;this._onChangeCallback();return this;},equals:function equals(quaternion){return quaternion._x===this._x&&quaternion._y===this._y&&quaternion._z===this._z&&quaternion._w===this._w;},fromArray:function fromArray(array,offset){if(offset===undefined)offset=0;this._x=array[offset];this._y=array[offset+1];this._z=array[offset+2];this._w=array[offset+3];this._onChangeCallback();return this;},toArray:function toArray(array,offset){if(array===undefined)array=[];if(offset===undefined)offset=0;array[offset]=this._x;array[offset+1]=this._y;array[offset+2]=this._z;array[offset+3]=this._w;return array;},fromBufferAttribute:function fromBufferAttribute(attribute,index){this._x=attribute.getX(index);this._y=attribute.getY(index);this._z=attribute.getZ(index);this._w=attribute.getW(index);return this;},_onChange:function _onChange(callback){this._onChangeCallback=callback;return this;},_onChangeCallback:function _onChangeCallback(){}});/** - * @author mrdoob / http://mrdoob.com/ - * @author kile / http://kile.stravaganza.org/ - * @author philogb / http://blog.thejit.org/ - * @author mikael emtinger / http://gomo.se/ - * @author egraether / http://egraether.com/ - * @author WestLangley / http://github.com/WestLangley - */var _vector$c=new Vector3$1();var _quaternion$5=new Quaternion$1();function Vector3$1(x,y,z){this.x=x||0;this.y=y||0;this.z=z||0;}Object.assign(Vector3$1.prototype,{isVector3:true,set:function set(x,y,z){this.x=x;this.y=y;this.z=z;return this;},setScalar:function setScalar(scalar){this.x=scalar;this.y=scalar;this.z=scalar;return this;},setX:function setX(x){this.x=x;return this;},setY:function setY(y){this.y=y;return this;},setZ:function setZ(z){this.z=z;return this;},setComponent:function setComponent(index,value){switch(index){case 0:this.x=value;break;case 1:this.y=value;break;case 2:this.z=value;break;default:throw new Error('index is out of range: '+index);}return this;},getComponent:function getComponent(index){switch(index){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error('index is out of range: '+index);}},clone:function clone(){return new this.constructor(this.x,this.y,this.z);},copy:function copy(v){this.x=v.x;this.y=v.y;this.z=v.z;return this;},add:function add(v,w){if(w!==undefined){console.warn('THREE.Vector3: .add() now only accepts one argument. Use .addVectors( a, b ) instead.');return this.addVectors(v,w);}this.x+=v.x;this.y+=v.y;this.z+=v.z;return this;},addScalar:function addScalar(s){this.x+=s;this.y+=s;this.z+=s;return this;},addVectors:function addVectors(a,b){this.x=a.x+b.x;this.y=a.y+b.y;this.z=a.z+b.z;return this;},addScaledVector:function addScaledVector(v,s){this.x+=v.x*s;this.y+=v.y*s;this.z+=v.z*s;return this;},sub:function sub(v,w){if(w!==undefined){console.warn('THREE.Vector3: .sub() now only accepts one argument. Use .subVectors( a, b ) instead.');return this.subVectors(v,w);}this.x-=v.x;this.y-=v.y;this.z-=v.z;return this;},subScalar:function subScalar(s){this.x-=s;this.y-=s;this.z-=s;return this;},subVectors:function subVectors(a,b){this.x=a.x-b.x;this.y=a.y-b.y;this.z=a.z-b.z;return this;},multiply:function multiply(v,w){if(w!==undefined){console.warn('THREE.Vector3: .multiply() now only accepts one argument. Use .multiplyVectors( a, b ) instead.');return this.multiplyVectors(v,w);}this.x*=v.x;this.y*=v.y;this.z*=v.z;return this;},multiplyScalar:function multiplyScalar(scalar){this.x*=scalar;this.y*=scalar;this.z*=scalar;return this;},multiplyVectors:function multiplyVectors(a,b){this.x=a.x*b.x;this.y=a.y*b.y;this.z=a.z*b.z;return this;},applyEuler:function applyEuler(euler){if(!(euler&&euler.isEuler)){console.error('THREE.Vector3: .applyEuler() now expects an Euler rotation rather than a Vector3 and order.');}return this.applyQuaternion(_quaternion$5.setFromEuler(euler));},applyAxisAngle:function applyAxisAngle(axis,angle){return this.applyQuaternion(_quaternion$5.setFromAxisAngle(axis,angle));},applyMatrix3:function applyMatrix3(m){var x=this.x,y=this.y,z=this.z;var e=m.elements;this.x=e[0]*x+e[3]*y+e[6]*z;this.y=e[1]*x+e[4]*y+e[7]*z;this.z=e[2]*x+e[5]*y+e[8]*z;return this;},applyNormalMatrix:function applyNormalMatrix(m){return this.applyMatrix3(m).normalize();},applyMatrix4:function applyMatrix4(m){var x=this.x,y=this.y,z=this.z;var e=m.elements;var w=1/(e[3]*x+e[7]*y+e[11]*z+e[15]);this.x=(e[0]*x+e[4]*y+e[8]*z+e[12])*w;this.y=(e[1]*x+e[5]*y+e[9]*z+e[13])*w;this.z=(e[2]*x+e[6]*y+e[10]*z+e[14])*w;return this;},applyQuaternion:function applyQuaternion(q){var x=this.x,y=this.y,z=this.z;var qx=q.x,qy=q.y,qz=q.z,qw=q.w;// calculate quat * vector -var ix=qw*x+qy*z-qz*y;var iy=qw*y+qz*x-qx*z;var iz=qw*z+qx*y-qy*x;var iw=-qx*x-qy*y-qz*z;// calculate result * inverse quat -this.x=ix*qw+iw*-qx+iy*-qz-iz*-qy;this.y=iy*qw+iw*-qy+iz*-qx-ix*-qz;this.z=iz*qw+iw*-qz+ix*-qy-iy*-qx;return this;},project:function project(camera){return this.applyMatrix4(camera.matrixWorldInverse).applyMatrix4(camera.projectionMatrix);},unproject:function unproject(camera){return this.applyMatrix4(camera.projectionMatrixInverse).applyMatrix4(camera.matrixWorld);},transformDirection:function transformDirection(m){// input: THREE.Matrix4 affine matrix -// vector interpreted as a direction -var x=this.x,y=this.y,z=this.z;var e=m.elements;this.x=e[0]*x+e[4]*y+e[8]*z;this.y=e[1]*x+e[5]*y+e[9]*z;this.z=e[2]*x+e[6]*y+e[10]*z;return this.normalize();},divide:function divide(v){this.x/=v.x;this.y/=v.y;this.z/=v.z;return this;},divideScalar:function divideScalar(scalar){return this.multiplyScalar(1/scalar);},min:function min(v){this.x=Math.min(this.x,v.x);this.y=Math.min(this.y,v.y);this.z=Math.min(this.z,v.z);return this;},max:function max(v){this.x=Math.max(this.x,v.x);this.y=Math.max(this.y,v.y);this.z=Math.max(this.z,v.z);return this;},clamp:function clamp(min,max){// assumes min < max, componentwise -this.x=Math.max(min.x,Math.min(max.x,this.x));this.y=Math.max(min.y,Math.min(max.y,this.y));this.z=Math.max(min.z,Math.min(max.z,this.z));return this;},clampScalar:function clampScalar(minVal,maxVal){this.x=Math.max(minVal,Math.min(maxVal,this.x));this.y=Math.max(minVal,Math.min(maxVal,this.y));this.z=Math.max(minVal,Math.min(maxVal,this.z));return this;},clampLength:function clampLength(min,max){var length=this.length();return this.divideScalar(length||1).multiplyScalar(Math.max(min,Math.min(max,length)));},floor:function floor(){this.x=Math.floor(this.x);this.y=Math.floor(this.y);this.z=Math.floor(this.z);return this;},ceil:function ceil(){this.x=Math.ceil(this.x);this.y=Math.ceil(this.y);this.z=Math.ceil(this.z);return this;},round:function round(){this.x=Math.round(this.x);this.y=Math.round(this.y);this.z=Math.round(this.z);return this;},roundToZero:function roundToZero(){this.x=this.x<0?Math.ceil(this.x):Math.floor(this.x);this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y);this.z=this.z<0?Math.ceil(this.z):Math.floor(this.z);return this;},negate:function negate(){this.x=-this.x;this.y=-this.y;this.z=-this.z;return this;},dot:function dot(v){return this.x*v.x+this.y*v.y+this.z*v.z;},// TODO lengthSquared? -lengthSq:function lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z;},length:function length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z);},manhattanLength:function manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z);},normalize:function normalize(){return this.divideScalar(this.length()||1);},setLength:function setLength(length){return this.normalize().multiplyScalar(length);},lerp:function lerp(v,alpha){this.x+=(v.x-this.x)*alpha;this.y+=(v.y-this.y)*alpha;this.z+=(v.z-this.z)*alpha;return this;},lerpVectors:function lerpVectors(v1,v2,alpha){this.x=v1.x+(v2.x-v1.x)*alpha;this.y=v1.y+(v2.y-v1.y)*alpha;this.z=v1.z+(v2.z-v1.z)*alpha;return this;},cross:function cross(v,w){if(w!==undefined){console.warn('THREE.Vector3: .cross() now only accepts one argument. Use .crossVectors( a, b ) instead.');return this.crossVectors(v,w);}return this.crossVectors(this,v);},crossVectors:function crossVectors(a,b){var ax=a.x,ay=a.y,az=a.z;var bx=b.x,by=b.y,bz=b.z;this.x=ay*bz-az*by;this.y=az*bx-ax*bz;this.z=ax*by-ay*bx;return this;},projectOnVector:function projectOnVector(v){var denominator=v.lengthSq();if(denominator===0)return this.set(0,0,0);var scalar=v.dot(this)/denominator;return this.copy(v).multiplyScalar(scalar);},projectOnPlane:function projectOnPlane(planeNormal){_vector$c.copy(this).projectOnVector(planeNormal);return this.sub(_vector$c);},reflect:function reflect(normal){// reflect incident vector off plane orthogonal to normal -// normal is assumed to have unit length -return this.sub(_vector$c.copy(normal).multiplyScalar(2*this.dot(normal)));},angleTo:function angleTo(v){var denominator=Math.sqrt(this.lengthSq()*v.lengthSq());if(denominator===0)return Math.PI/2;var theta=this.dot(v)/denominator;// clamp, to handle numerical problems -return Math.acos(MathUtils$1.clamp(theta,-1,1));},distanceTo:function distanceTo(v){return Math.sqrt(this.distanceToSquared(v));},distanceToSquared:function distanceToSquared(v){var dx=this.x-v.x,dy=this.y-v.y,dz=this.z-v.z;return dx*dx+dy*dy+dz*dz;},manhattanDistanceTo:function manhattanDistanceTo(v){return Math.abs(this.x-v.x)+Math.abs(this.y-v.y)+Math.abs(this.z-v.z);},setFromSpherical:function setFromSpherical(s){return this.setFromSphericalCoords(s.radius,s.phi,s.theta);},setFromSphericalCoords:function setFromSphericalCoords(radius,phi,theta){var sinPhiRadius=Math.sin(phi)*radius;this.x=sinPhiRadius*Math.sin(theta);this.y=Math.cos(phi)*radius;this.z=sinPhiRadius*Math.cos(theta);return this;},setFromCylindrical:function setFromCylindrical(c){return this.setFromCylindricalCoords(c.radius,c.theta,c.y);},setFromCylindricalCoords:function setFromCylindricalCoords(radius,theta,y){this.x=radius*Math.sin(theta);this.y=y;this.z=radius*Math.cos(theta);return this;},setFromMatrixPosition:function setFromMatrixPosition(m){var e=m.elements;this.x=e[12];this.y=e[13];this.z=e[14];return this;},setFromMatrixScale:function setFromMatrixScale(m){var sx=this.setFromMatrixColumn(m,0).length();var sy=this.setFromMatrixColumn(m,1).length();var sz=this.setFromMatrixColumn(m,2).length();this.x=sx;this.y=sy;this.z=sz;return this;},setFromMatrixColumn:function setFromMatrixColumn(m,index){return this.fromArray(m.elements,index*4);},setFromMatrix3Column:function setFromMatrix3Column(m,index){return this.fromArray(m.elements,index*3);},equals:function equals(v){return v.x===this.x&&v.y===this.y&&v.z===this.z;},fromArray:function fromArray(array,offset){if(offset===undefined)offset=0;this.x=array[offset];this.y=array[offset+1];this.z=array[offset+2];return this;},toArray:function toArray(array,offset){if(array===undefined)array=[];if(offset===undefined)offset=0;array[offset]=this.x;array[offset+1]=this.y;array[offset+2]=this.z;return array;},fromBufferAttribute:function fromBufferAttribute(attribute,index,offset){if(offset!==undefined){console.warn('THREE.Vector3: offset has been removed from .fromBufferAttribute().');}this.x=attribute.getX(index);this.y=attribute.getY(index);this.z=attribute.getZ(index);return this;},random:function random(){this.x=Math.random();this.y=Math.random();this.z=Math.random();return this;}});var _v1$6=new Vector3$1();var _m1$4=new Matrix4$1();var _zero$1=new Vector3$1(0,0,0);var _one$1=new Vector3$1(1,1,1);var _x$2=new Vector3$1();var _y$2=new Vector3$1();var _z$2=new Vector3$1();/** - * @author mrdoob / http://mrdoob.com/ - * @author supereggbert / http://www.paulbrunt.co.uk/ - * @author philogb / http://blog.thejit.org/ - * @author jordi_ros / http://plattsoft.com - * @author D1plo1d / http://github.com/D1plo1d - * @author alteredq / http://alteredqualia.com/ - * @author mikael emtinger / http://gomo.se/ - * @author timknip / http://www.floorplanner.com/ - * @author bhouston / http://clara.io - * @author WestLangley / http://github.com/WestLangley - */function Matrix4$1(){this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1];if(arguments.length>0){console.error('THREE.Matrix4: the constructor no longer reads arguments. use .set() instead.');}}Object.assign(Matrix4$1.prototype,{isMatrix4:true,set:function set(n11,n12,n13,n14,n21,n22,n23,n24,n31,n32,n33,n34,n41,n42,n43,n44){var te=this.elements;te[0]=n11;te[4]=n12;te[8]=n13;te[12]=n14;te[1]=n21;te[5]=n22;te[9]=n23;te[13]=n24;te[2]=n31;te[6]=n32;te[10]=n33;te[14]=n34;te[3]=n41;te[7]=n42;te[11]=n43;te[15]=n44;return this;},identity:function identity(){this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1);return this;},clone:function clone(){return new Matrix4$1().fromArray(this.elements);},copy:function copy(m){var te=this.elements;var me=m.elements;te[0]=me[0];te[1]=me[1];te[2]=me[2];te[3]=me[3];te[4]=me[4];te[5]=me[5];te[6]=me[6];te[7]=me[7];te[8]=me[8];te[9]=me[9];te[10]=me[10];te[11]=me[11];te[12]=me[12];te[13]=me[13];te[14]=me[14];te[15]=me[15];return this;},copyPosition:function copyPosition(m){var te=this.elements,me=m.elements;te[12]=me[12];te[13]=me[13];te[14]=me[14];return this;},extractBasis:function extractBasis(xAxis,yAxis,zAxis){xAxis.setFromMatrixColumn(this,0);yAxis.setFromMatrixColumn(this,1);zAxis.setFromMatrixColumn(this,2);return this;},makeBasis:function makeBasis(xAxis,yAxis,zAxis){this.set(xAxis.x,yAxis.x,zAxis.x,0,xAxis.y,yAxis.y,zAxis.y,0,xAxis.z,yAxis.z,zAxis.z,0,0,0,0,1);return this;},extractRotation:function extractRotation(m){// this method does not support reflection matrices -var te=this.elements;var me=m.elements;var scaleX=1/_v1$6.setFromMatrixColumn(m,0).length();var scaleY=1/_v1$6.setFromMatrixColumn(m,1).length();var scaleZ=1/_v1$6.setFromMatrixColumn(m,2).length();te[0]=me[0]*scaleX;te[1]=me[1]*scaleX;te[2]=me[2]*scaleX;te[3]=0;te[4]=me[4]*scaleY;te[5]=me[5]*scaleY;te[6]=me[6]*scaleY;te[7]=0;te[8]=me[8]*scaleZ;te[9]=me[9]*scaleZ;te[10]=me[10]*scaleZ;te[11]=0;te[12]=0;te[13]=0;te[14]=0;te[15]=1;return this;},makeRotationFromEuler:function makeRotationFromEuler(euler){if(!(euler&&euler.isEuler)){console.error('THREE.Matrix4: .makeRotationFromEuler() now expects a Euler rotation rather than a Vector3 and order.');}var te=this.elements;var x=euler.x,y=euler.y,z=euler.z;var a=Math.cos(x),b=Math.sin(x);var c=Math.cos(y),d=Math.sin(y);var e=Math.cos(z),f=Math.sin(z);if(euler.order==='XYZ'){var ae=a*e,af=a*f,be=b*e,bf=b*f;te[0]=c*e;te[4]=-c*f;te[8]=d;te[1]=af+be*d;te[5]=ae-bf*d;te[9]=-b*c;te[2]=bf-ae*d;te[6]=be+af*d;te[10]=a*c;}else if(euler.order==='YXZ'){var ce=c*e,cf=c*f,de=d*e,df=d*f;te[0]=ce+df*b;te[4]=de*b-cf;te[8]=a*d;te[1]=a*f;te[5]=a*e;te[9]=-b;te[2]=cf*b-de;te[6]=df+ce*b;te[10]=a*c;}else if(euler.order==='ZXY'){var ce=c*e,cf=c*f,de=d*e,df=d*f;te[0]=ce-df*b;te[4]=-a*f;te[8]=de+cf*b;te[1]=cf+de*b;te[5]=a*e;te[9]=df-ce*b;te[2]=-a*d;te[6]=b;te[10]=a*c;}else if(euler.order==='ZYX'){var ae=a*e,af=a*f,be=b*e,bf=b*f;te[0]=c*e;te[4]=be*d-af;te[8]=ae*d+bf;te[1]=c*f;te[5]=bf*d+ae;te[9]=af*d-be;te[2]=-d;te[6]=b*c;te[10]=a*c;}else if(euler.order==='YZX'){var ac=a*c,ad=a*d,bc=b*c,bd=b*d;te[0]=c*e;te[4]=bd-ac*f;te[8]=bc*f+ad;te[1]=f;te[5]=a*e;te[9]=-b*e;te[2]=-d*e;te[6]=ad*f+bc;te[10]=ac-bd*f;}else if(euler.order==='XZY'){var ac=a*c,ad=a*d,bc=b*c,bd=b*d;te[0]=c*e;te[4]=-f;te[8]=d*e;te[1]=ac*f+bd;te[5]=a*e;te[9]=ad*f-bc;te[2]=bc*f-ad;te[6]=b*e;te[10]=bd*f+ac;}// bottom row -te[3]=0;te[7]=0;te[11]=0;// last column -te[12]=0;te[13]=0;te[14]=0;te[15]=1;return this;},makeRotationFromQuaternion:function makeRotationFromQuaternion(q){return this.compose(_zero$1,q,_one$1);},lookAt:function lookAt(eye,target,up){var te=this.elements;_z$2.subVectors(eye,target);if(_z$2.lengthSq()===0){// eye and target are in the same position -_z$2.z=1;}_z$2.normalize();_x$2.crossVectors(up,_z$2);if(_x$2.lengthSq()===0){// up and z are parallel -if(Math.abs(up.z)===1){_z$2.x+=0.0001;}else{_z$2.z+=0.0001;}_z$2.normalize();_x$2.crossVectors(up,_z$2);}_x$2.normalize();_y$2.crossVectors(_z$2,_x$2);te[0]=_x$2.x;te[4]=_y$2.x;te[8]=_z$2.x;te[1]=_x$2.y;te[5]=_y$2.y;te[9]=_z$2.y;te[2]=_x$2.z;te[6]=_y$2.z;te[10]=_z$2.z;return this;},multiply:function multiply(m,n){if(n!==undefined){console.warn('THREE.Matrix4: .multiply() now only accepts one argument. Use .multiplyMatrices( a, b ) instead.');return this.multiplyMatrices(m,n);}return this.multiplyMatrices(this,m);},premultiply:function premultiply(m){return this.multiplyMatrices(m,this);},multiplyMatrices:function multiplyMatrices(a,b){var ae=a.elements;var be=b.elements;var te=this.elements;var a11=ae[0],a12=ae[4],a13=ae[8],a14=ae[12];var a21=ae[1],a22=ae[5],a23=ae[9],a24=ae[13];var a31=ae[2],a32=ae[6],a33=ae[10],a34=ae[14];var a41=ae[3],a42=ae[7],a43=ae[11],a44=ae[15];var b11=be[0],b12=be[4],b13=be[8],b14=be[12];var b21=be[1],b22=be[5],b23=be[9],b24=be[13];var b31=be[2],b32=be[6],b33=be[10],b34=be[14];var b41=be[3],b42=be[7],b43=be[11],b44=be[15];te[0]=a11*b11+a12*b21+a13*b31+a14*b41;te[4]=a11*b12+a12*b22+a13*b32+a14*b42;te[8]=a11*b13+a12*b23+a13*b33+a14*b43;te[12]=a11*b14+a12*b24+a13*b34+a14*b44;te[1]=a21*b11+a22*b21+a23*b31+a24*b41;te[5]=a21*b12+a22*b22+a23*b32+a24*b42;te[9]=a21*b13+a22*b23+a23*b33+a24*b43;te[13]=a21*b14+a22*b24+a23*b34+a24*b44;te[2]=a31*b11+a32*b21+a33*b31+a34*b41;te[6]=a31*b12+a32*b22+a33*b32+a34*b42;te[10]=a31*b13+a32*b23+a33*b33+a34*b43;te[14]=a31*b14+a32*b24+a33*b34+a34*b44;te[3]=a41*b11+a42*b21+a43*b31+a44*b41;te[7]=a41*b12+a42*b22+a43*b32+a44*b42;te[11]=a41*b13+a42*b23+a43*b33+a44*b43;te[15]=a41*b14+a42*b24+a43*b34+a44*b44;return this;},multiplyScalar:function multiplyScalar(s){var te=this.elements;te[0]*=s;te[4]*=s;te[8]*=s;te[12]*=s;te[1]*=s;te[5]*=s;te[9]*=s;te[13]*=s;te[2]*=s;te[6]*=s;te[10]*=s;te[14]*=s;te[3]*=s;te[7]*=s;te[11]*=s;te[15]*=s;return this;},determinant:function determinant(){var te=this.elements;var n11=te[0],n12=te[4],n13=te[8],n14=te[12];var n21=te[1],n22=te[5],n23=te[9],n24=te[13];var n31=te[2],n32=te[6],n33=te[10],n34=te[14];var n41=te[3],n42=te[7],n43=te[11],n44=te[15];//TODO: make this more efficient -//( based on http://www.euclideanspace.com/maths/algebra/matrix/functions/inverse/fourD/index.htm ) -return n41*(+n14*n23*n32-n13*n24*n32-n14*n22*n33+n12*n24*n33+n13*n22*n34-n12*n23*n34)+n42*(+n11*n23*n34-n11*n24*n33+n14*n21*n33-n13*n21*n34+n13*n24*n31-n14*n23*n31)+n43*(+n11*n24*n32-n11*n22*n34-n14*n21*n32+n12*n21*n34+n14*n22*n31-n12*n24*n31)+n44*(-n13*n22*n31-n11*n23*n32+n11*n22*n33+n13*n21*n32-n12*n21*n33+n12*n23*n31);},transpose:function transpose(){var te=this.elements;var tmp;tmp=te[1];te[1]=te[4];te[4]=tmp;tmp=te[2];te[2]=te[8];te[8]=tmp;tmp=te[6];te[6]=te[9];te[9]=tmp;tmp=te[3];te[3]=te[12];te[12]=tmp;tmp=te[7];te[7]=te[13];te[13]=tmp;tmp=te[11];te[11]=te[14];te[14]=tmp;return this;},setPosition:function setPosition(x,y,z){var te=this.elements;if(x.isVector3){te[12]=x.x;te[13]=x.y;te[14]=x.z;}else{te[12]=x;te[13]=y;te[14]=z;}return this;},getInverse:function getInverse(m,throwOnDegenerate){if(throwOnDegenerate!==undefined){console.warn("THREE.Matrix4: .getInverse() can no longer be configured to throw on degenerate.");}// based on http://www.euclideanspace.com/maths/algebra/matrix/functions/inverse/fourD/index.htm -var te=this.elements,me=m.elements,n11=me[0],n21=me[1],n31=me[2],n41=me[3],n12=me[4],n22=me[5],n32=me[6],n42=me[7],n13=me[8],n23=me[9],n33=me[10],n43=me[11],n14=me[12],n24=me[13],n34=me[14],n44=me[15],t11=n23*n34*n42-n24*n33*n42+n24*n32*n43-n22*n34*n43-n23*n32*n44+n22*n33*n44,t12=n14*n33*n42-n13*n34*n42-n14*n32*n43+n12*n34*n43+n13*n32*n44-n12*n33*n44,t13=n13*n24*n42-n14*n23*n42+n14*n22*n43-n12*n24*n43-n13*n22*n44+n12*n23*n44,t14=n14*n23*n32-n13*n24*n32-n14*n22*n33+n12*n24*n33+n13*n22*n34-n12*n23*n34;var det=n11*t11+n21*t12+n31*t13+n41*t14;if(det===0)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);var detInv=1/det;te[0]=t11*detInv;te[1]=(n24*n33*n41-n23*n34*n41-n24*n31*n43+n21*n34*n43+n23*n31*n44-n21*n33*n44)*detInv;te[2]=(n22*n34*n41-n24*n32*n41+n24*n31*n42-n21*n34*n42-n22*n31*n44+n21*n32*n44)*detInv;te[3]=(n23*n32*n41-n22*n33*n41-n23*n31*n42+n21*n33*n42+n22*n31*n43-n21*n32*n43)*detInv;te[4]=t12*detInv;te[5]=(n13*n34*n41-n14*n33*n41+n14*n31*n43-n11*n34*n43-n13*n31*n44+n11*n33*n44)*detInv;te[6]=(n14*n32*n41-n12*n34*n41-n14*n31*n42+n11*n34*n42+n12*n31*n44-n11*n32*n44)*detInv;te[7]=(n12*n33*n41-n13*n32*n41+n13*n31*n42-n11*n33*n42-n12*n31*n43+n11*n32*n43)*detInv;te[8]=t13*detInv;te[9]=(n14*n23*n41-n13*n24*n41-n14*n21*n43+n11*n24*n43+n13*n21*n44-n11*n23*n44)*detInv;te[10]=(n12*n24*n41-n14*n22*n41+n14*n21*n42-n11*n24*n42-n12*n21*n44+n11*n22*n44)*detInv;te[11]=(n13*n22*n41-n12*n23*n41-n13*n21*n42+n11*n23*n42+n12*n21*n43-n11*n22*n43)*detInv;te[12]=t14*detInv;te[13]=(n13*n24*n31-n14*n23*n31+n14*n21*n33-n11*n24*n33-n13*n21*n34+n11*n23*n34)*detInv;te[14]=(n14*n22*n31-n12*n24*n31-n14*n21*n32+n11*n24*n32+n12*n21*n34-n11*n22*n34)*detInv;te[15]=(n12*n23*n31-n13*n22*n31+n13*n21*n32-n11*n23*n32-n12*n21*n33+n11*n22*n33)*detInv;return this;},scale:function scale(v){var te=this.elements;var x=v.x,y=v.y,z=v.z;te[0]*=x;te[4]*=y;te[8]*=z;te[1]*=x;te[5]*=y;te[9]*=z;te[2]*=x;te[6]*=y;te[10]*=z;te[3]*=x;te[7]*=y;te[11]*=z;return this;},getMaxScaleOnAxis:function getMaxScaleOnAxis(){var te=this.elements;var scaleXSq=te[0]*te[0]+te[1]*te[1]+te[2]*te[2];var scaleYSq=te[4]*te[4]+te[5]*te[5]+te[6]*te[6];var scaleZSq=te[8]*te[8]+te[9]*te[9]+te[10]*te[10];return Math.sqrt(Math.max(scaleXSq,scaleYSq,scaleZSq));},makeTranslation:function makeTranslation(x,y,z){this.set(1,0,0,x,0,1,0,y,0,0,1,z,0,0,0,1);return this;},makeRotationX:function makeRotationX(theta){var c=Math.cos(theta),s=Math.sin(theta);this.set(1,0,0,0,0,c,-s,0,0,s,c,0,0,0,0,1);return this;},makeRotationY:function makeRotationY(theta){var c=Math.cos(theta),s=Math.sin(theta);this.set(c,0,s,0,0,1,0,0,-s,0,c,0,0,0,0,1);return this;},makeRotationZ:function makeRotationZ(theta){var c=Math.cos(theta),s=Math.sin(theta);this.set(c,-s,0,0,s,c,0,0,0,0,1,0,0,0,0,1);return this;},makeRotationAxis:function makeRotationAxis(axis,angle){// Based on http://www.gamedev.net/reference/articles/article1199.asp -var c=Math.cos(angle);var s=Math.sin(angle);var t=1-c;var x=axis.x,y=axis.y,z=axis.z;var tx=t*x,ty=t*y;this.set(tx*x+c,tx*y-s*z,tx*z+s*y,0,tx*y+s*z,ty*y+c,ty*z-s*x,0,tx*z-s*y,ty*z+s*x,t*z*z+c,0,0,0,0,1);return this;},makeScale:function makeScale(x,y,z){this.set(x,0,0,0,0,y,0,0,0,0,z,0,0,0,0,1);return this;},makeShear:function makeShear(x,y,z){this.set(1,y,z,0,x,1,z,0,x,y,1,0,0,0,0,1);return this;},compose:function compose(position,quaternion,scale){var te=this.elements;var x=quaternion._x,y=quaternion._y,z=quaternion._z,w=quaternion._w;var x2=x+x,y2=y+y,z2=z+z;var xx=x*x2,xy=x*y2,xz=x*z2;var yy=y*y2,yz=y*z2,zz=z*z2;var wx=w*x2,wy=w*y2,wz=w*z2;var sx=scale.x,sy=scale.y,sz=scale.z;te[0]=(1-(yy+zz))*sx;te[1]=(xy+wz)*sx;te[2]=(xz-wy)*sx;te[3]=0;te[4]=(xy-wz)*sy;te[5]=(1-(xx+zz))*sy;te[6]=(yz+wx)*sy;te[7]=0;te[8]=(xz+wy)*sz;te[9]=(yz-wx)*sz;te[10]=(1-(xx+yy))*sz;te[11]=0;te[12]=position.x;te[13]=position.y;te[14]=position.z;te[15]=1;return this;},decompose:function decompose(position,quaternion,scale){var te=this.elements;var sx=_v1$6.set(te[0],te[1],te[2]).length();var sy=_v1$6.set(te[4],te[5],te[6]).length();var sz=_v1$6.set(te[8],te[9],te[10]).length();// if determine is negative, we need to invert one scale -var det=this.determinant();if(det<0)sx=-sx;position.x=te[12];position.y=te[13];position.z=te[14];// scale the rotation part -_m1$4.copy(this);var invSX=1/sx;var invSY=1/sy;var invSZ=1/sz;_m1$4.elements[0]*=invSX;_m1$4.elements[1]*=invSX;_m1$4.elements[2]*=invSX;_m1$4.elements[4]*=invSY;_m1$4.elements[5]*=invSY;_m1$4.elements[6]*=invSY;_m1$4.elements[8]*=invSZ;_m1$4.elements[9]*=invSZ;_m1$4.elements[10]*=invSZ;quaternion.setFromRotationMatrix(_m1$4);scale.x=sx;scale.y=sy;scale.z=sz;return this;},makePerspective:function makePerspective(left,right,top,bottom,near,far){if(far===undefined){console.warn('THREE.Matrix4: .makePerspective() has been redefined and has a new signature. Please check the docs.');}var te=this.elements;var x=2*near/(right-left);var y=2*near/(top-bottom);var a=(right+left)/(right-left);var b=(top+bottom)/(top-bottom);var c=-(far+near)/(far-near);var d=-2*far*near/(far-near);te[0]=x;te[4]=0;te[8]=a;te[12]=0;te[1]=0;te[5]=y;te[9]=b;te[13]=0;te[2]=0;te[6]=0;te[10]=c;te[14]=d;te[3]=0;te[7]=0;te[11]=-1;te[15]=0;return this;},makeOrthographic:function makeOrthographic(left,right,top,bottom,near,far){var te=this.elements;var w=1.0/(right-left);var h=1.0/(top-bottom);var p=1.0/(far-near);var x=(right+left)*w;var y=(top+bottom)*h;var z=(far+near)*p;te[0]=2*w;te[4]=0;te[8]=0;te[12]=-x;te[1]=0;te[5]=2*h;te[9]=0;te[13]=-y;te[2]=0;te[6]=0;te[10]=-2*p;te[14]=-z;te[3]=0;te[7]=0;te[11]=0;te[15]=1;return this;},equals:function equals(matrix){var te=this.elements;var me=matrix.elements;for(var i=0;i<16;i++){if(te[i]!==me[i])return false;}return true;},fromArray:function fromArray(array,offset){if(offset===undefined)offset=0;for(var i=0;i<16;i++){this.elements[i]=array[i+offset];}return this;},toArray:function toArray(array,offset){if(array===undefined)array=[];if(offset===undefined)offset=0;var te=this.elements;array[offset]=te[0];array[offset+1]=te[1];array[offset+2]=te[2];array[offset+3]=te[3];array[offset+4]=te[4];array[offset+5]=te[5];array[offset+6]=te[6];array[offset+7]=te[7];array[offset+8]=te[8];array[offset+9]=te[9];array[offset+10]=te[10];array[offset+11]=te[11];array[offset+12]=te[12];array[offset+13]=te[13];array[offset+14]=te[14];array[offset+15]=te[15];return array;}});/** - * @author mrdoob / http://mrdoob.com/ - * @author WestLangley / http://github.com/WestLangley - * @author bhouston / http://clara.io - */var _matrix$1=new Matrix4$1();var _quaternion$1$1=new Quaternion$1();function Euler$1(x,y,z,order){this._x=x||0;this._y=y||0;this._z=z||0;this._order=order||Euler$1.DefaultOrder;}Euler$1.RotationOrders=['XYZ','YZX','ZXY','XZY','YXZ','ZYX'];Euler$1.DefaultOrder='XYZ';Object.defineProperties(Euler$1.prototype,{x:{get:function get(){return this._x;},set:function set(value){this._x=value;this._onChangeCallback();}},y:{get:function get(){return this._y;},set:function set(value){this._y=value;this._onChangeCallback();}},z:{get:function get(){return this._z;},set:function set(value){this._z=value;this._onChangeCallback();}},order:{get:function get(){return this._order;},set:function set(value){this._order=value;this._onChangeCallback();}}});Object.assign(Euler$1.prototype,{isEuler:true,set:function set(x,y,z,order){this._x=x;this._y=y;this._z=z;this._order=order||this._order;this._onChangeCallback();return this;},clone:function clone(){return new this.constructor(this._x,this._y,this._z,this._order);},copy:function copy(euler){this._x=euler._x;this._y=euler._y;this._z=euler._z;this._order=euler._order;this._onChangeCallback();return this;},setFromRotationMatrix:function setFromRotationMatrix(m,order,update){var clamp=MathUtils$1.clamp;// assumes the upper 3x3 of m is a pure rotation matrix (i.e, unscaled) -var te=m.elements;var m11=te[0],m12=te[4],m13=te[8];var m21=te[1],m22=te[5],m23=te[9];var m31=te[2],m32=te[6],m33=te[10];order=order||this._order;switch(order){case'XYZ':this._y=Math.asin(clamp(m13,-1,1));if(Math.abs(m13)<0.9999999){this._x=Math.atan2(-m23,m33);this._z=Math.atan2(-m12,m11);}else{this._x=Math.atan2(m32,m22);this._z=0;}break;case'YXZ':this._x=Math.asin(-clamp(m23,-1,1));if(Math.abs(m23)<0.9999999){this._y=Math.atan2(m13,m33);this._z=Math.atan2(m21,m22);}else{this._y=Math.atan2(-m31,m11);this._z=0;}break;case'ZXY':this._x=Math.asin(clamp(m32,-1,1));if(Math.abs(m32)<0.9999999){this._y=Math.atan2(-m31,m33);this._z=Math.atan2(-m12,m22);}else{this._y=0;this._z=Math.atan2(m21,m11);}break;case'ZYX':this._y=Math.asin(-clamp(m31,-1,1));if(Math.abs(m31)<0.9999999){this._x=Math.atan2(m32,m33);this._z=Math.atan2(m21,m11);}else{this._x=0;this._z=Math.atan2(-m12,m22);}break;case'YZX':this._z=Math.asin(clamp(m21,-1,1));if(Math.abs(m21)<0.9999999){this._x=Math.atan2(-m23,m22);this._y=Math.atan2(-m31,m11);}else{this._x=0;this._y=Math.atan2(m13,m33);}break;case'XZY':this._z=Math.asin(-clamp(m12,-1,1));if(Math.abs(m12)<0.9999999){this._x=Math.atan2(m32,m22);this._y=Math.atan2(m13,m11);}else{this._x=Math.atan2(-m23,m33);this._y=0;}break;default:console.warn('THREE.Euler: .setFromRotationMatrix() encountered an unknown order: '+order);}this._order=order;if(update!==false)this._onChangeCallback();return this;},setFromQuaternion:function setFromQuaternion(q,order,update){_matrix$1.makeRotationFromQuaternion(q);return this.setFromRotationMatrix(_matrix$1,order,update);},setFromVector3:function setFromVector3(v,order){return this.set(v.x,v.y,v.z,order||this._order);},reorder:function reorder(newOrder){// WARNING: this discards revolution information -bhouston -_quaternion$1$1.setFromEuler(this);return this.setFromQuaternion(_quaternion$1$1,newOrder);},equals:function equals(euler){return euler._x===this._x&&euler._y===this._y&&euler._z===this._z&&euler._order===this._order;},fromArray:function fromArray(array){this._x=array[0];this._y=array[1];this._z=array[2];if(array[3]!==undefined)this._order=array[3];this._onChangeCallback();return this;},toArray:function toArray(array,offset){if(array===undefined)array=[];if(offset===undefined)offset=0;array[offset]=this._x;array[offset+1]=this._y;array[offset+2]=this._z;array[offset+3]=this._order;return array;},toVector3:function toVector3(optionalResult){if(optionalResult){return optionalResult.set(this._x,this._y,this._z);}else{return new Vector3$1(this._x,this._y,this._z);}},_onChange:function _onChange(callback){this._onChangeCallback=callback;return this;},_onChangeCallback:function _onChangeCallback(){}});/** - * @author mrdoob / http://mrdoob.com/ - */function Layers$1(){this.mask=1|0;}Object.assign(Layers$1.prototype,{set:function set(channel){this.mask=1<1){for(var i=0;i1){for(var i=0;i0){object.children=[];for(var i=0;i0)output.geometries=geometries;if(materials.length>0)output.materials=materials;if(textures.length>0)output.textures=textures;if(images.length>0)output.images=images;if(shapes.length>0)output.shapes=shapes;}output.object=object;return output;// extract data from the cache hash -// remove metadata on each item -// and return as array -function extractFromCache(cache){var values=[];for(var key in cache){var data=cache[key];delete data.metadata;values.push(data);}return values;}},clone:function clone(recursive){return new this.constructor().copy(this,recursive);},copy:function copy(source,recursive){if(recursive===undefined)recursive=true;this.name=source.name;this.up.copy(source.up);this.position.copy(source.position);this.quaternion.copy(source.quaternion);this.scale.copy(source.scale);this.matrix.copy(source.matrix);this.matrixWorld.copy(source.matrixWorld);this.matrixAutoUpdate=source.matrixAutoUpdate;this.matrixWorldNeedsUpdate=source.matrixWorldNeedsUpdate;this.layers.mask=source.layers.mask;this.visible=source.visible;this.castShadow=source.castShadow;this.receiveShadow=source.receiveShadow;this.frustumCulled=source.frustumCulled;this.renderOrder=source.renderOrder;this.userData=JSON.parse(JSON.stringify(source.userData));if(recursive===true){for(var i=0;imaxX)maxX=x;if(y>maxY)maxY=y;if(z>maxZ)maxZ=z;}this.min.set(minX,minY,minZ);this.max.set(maxX,maxY,maxZ);return this;},setFromBufferAttribute:function setFromBufferAttribute(attribute){var minX=+Infinity;var minY=+Infinity;var minZ=+Infinity;var maxX=-Infinity;var maxY=-Infinity;var maxZ=-Infinity;for(var i=0,l=attribute.count;imaxX)maxX=x;if(y>maxY)maxY=y;if(z>maxZ)maxZ=z;}this.min.set(minX,minY,minZ);this.max.set(maxX,maxY,maxZ);return this;},setFromPoints:function setFromPoints(points){this.makeEmpty();for(var i=0,il=points.length;ithis.max.x||point.ythis.max.y||point.zthis.max.z?false:true;},containsBox:function containsBox(box){return this.min.x<=box.min.x&&box.max.x<=this.max.x&&this.min.y<=box.min.y&&box.max.y<=this.max.y&&this.min.z<=box.min.z&&box.max.z<=this.max.z;},getParameter:function getParameter(point,target){// This can potentially have a divide by zero if the box -// has a size dimension of 0. -if(target===undefined){console.warn('THREE.Box3: .getParameter() target is now required');target=new Vector3$1();}return target.set((point.x-this.min.x)/(this.max.x-this.min.x),(point.y-this.min.y)/(this.max.y-this.min.y),(point.z-this.min.z)/(this.max.z-this.min.z));},intersectsBox:function intersectsBox(box){// using 6 splitting planes to rule out intersections. -return box.max.xthis.max.x||box.max.ythis.max.y||box.max.zthis.max.z?false:true;},intersectsSphere:function intersectsSphere(sphere){// Find the point on the AABB closest to the sphere center. -this.clampPoint(sphere.center,_vector$1$1);// If that point is inside the sphere, the AABB and sphere intersect. -return _vector$1$1.distanceToSquared(sphere.center)<=sphere.radius*sphere.radius;},intersectsPlane:function intersectsPlane(plane){// We compute the minimum and maximum dot product values. If those values -// are on the same side (back or front) of the plane, then there is no intersection. -var min,max;if(plane.normal.x>0){min=plane.normal.x*this.min.x;max=plane.normal.x*this.max.x;}else{min=plane.normal.x*this.max.x;max=plane.normal.x*this.min.x;}if(plane.normal.y>0){min+=plane.normal.y*this.min.y;max+=plane.normal.y*this.max.y;}else{min+=plane.normal.y*this.max.y;max+=plane.normal.y*this.min.y;}if(plane.normal.z>0){min+=plane.normal.z*this.min.z;max+=plane.normal.z*this.max.z;}else{min+=plane.normal.z*this.max.z;max+=plane.normal.z*this.min.z;}return min<=-plane.constant&&max>=-plane.constant;},intersectsTriangle:function intersectsTriangle(triangle){if(this.isEmpty()){return false;}// compute box center and extents -this.getCenter(_center$1);_extents$1.subVectors(this.max,_center$1);// translate triangle to aabb origin -_v0$2.subVectors(triangle.a,_center$1);_v1$2$1.subVectors(triangle.b,_center$1);_v2$4.subVectors(triangle.c,_center$1);// compute edge vectors for triangle -_f0$1.subVectors(_v1$2$1,_v0$2);_f1$1.subVectors(_v2$4,_v1$2$1);_f2$1.subVectors(_v0$2,_v2$4);// test against axes that are given by cross product combinations of the edges of the triangle and the edges of the aabb -// make an axis testing of each of the 3 sides of the aabb against each of the 3 sides of the triangle = 9 axis of separation -// axis_ij = u_i x f_j (u0, u1, u2 = face normals of aabb = x,y,z axes vectors since aabb is axis aligned) -var axes=[0,-_f0$1.z,_f0$1.y,0,-_f1$1.z,_f1$1.y,0,-_f2$1.z,_f2$1.y,_f0$1.z,0,-_f0$1.x,_f1$1.z,0,-_f1$1.x,_f2$1.z,0,-_f2$1.x,-_f0$1.y,_f0$1.x,0,-_f1$1.y,_f1$1.x,0,-_f2$1.y,_f2$1.x,0];if(!satForAxes$1(axes,_v0$2,_v1$2$1,_v2$4,_extents$1)){return false;}// test 3 face normals from the aabb -axes=[1,0,0,0,1,0,0,0,1];if(!satForAxes$1(axes,_v0$2,_v1$2$1,_v2$4,_extents$1)){return false;}// finally testing the face normal of the triangle -// use already existing triangle edge vectors here -_triangleNormal$1.crossVectors(_f0$1,_f1$1);axes=[_triangleNormal$1.x,_triangleNormal$1.y,_triangleNormal$1.z];return satForAxes$1(axes,_v0$2,_v1$2$1,_v2$4,_extents$1);},clampPoint:function clampPoint(point,target){if(target===undefined){console.warn('THREE.Box3: .clampPoint() target is now required');target=new Vector3$1();}return target.copy(point).clamp(this.min,this.max);},distanceToPoint:function distanceToPoint(point){var clampedPoint=_vector$1$1.copy(point).clamp(this.min,this.max);return clampedPoint.sub(point).length();},getBoundingSphere:function getBoundingSphere(target){if(target===undefined){console.error('THREE.Box3: .getBoundingSphere() target is now required');//target = new Sphere(); // removed to avoid cyclic dependency -}this.getCenter(target.center);target.radius=this.getSize(_vector$1$1).length()*0.5;return target;},intersect:function intersect(box){this.min.max(box.min);this.max.min(box.max);// ensure that if there is no overlap, the result is fully empty, not slightly empty with non-inf/+inf values that will cause subsequence intersects to erroneously return valid values. -if(this.isEmpty())this.makeEmpty();return this;},union:function union(box){this.min.min(box.min);this.max.max(box.max);return this;},applyMatrix4:function applyMatrix4(matrix){// transform of empty box is an empty box. -if(this.isEmpty())return this;// NOTE: I am using a binary pattern to specify all 2^3 combinations below -_points$1[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(matrix);// 000 -_points$1[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(matrix);// 001 -_points$1[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(matrix);// 010 -_points$1[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(matrix);// 011 -_points$1[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(matrix);// 100 -_points$1[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(matrix);// 101 -_points$1[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(matrix);// 110 -_points$1[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(matrix);// 111 -this.setFromPoints(_points$1);return this;},translate:function translate(offset){this.min.add(offset);this.max.add(offset);return this;},equals:function equals(box){return box.min.equals(this.min)&&box.max.equals(this.max);}});function satForAxes$1(axes,v0,v1,v2,extents){var i,j;for(i=0,j=axes.length-3;i<=j;i+=3){_testAxis$1.fromArray(axes,i);// project the aabb onto the seperating axis -var r=extents.x*Math.abs(_testAxis$1.x)+extents.y*Math.abs(_testAxis$1.y)+extents.z*Math.abs(_testAxis$1.z);// project all 3 vertices of the triangle onto the seperating axis -var p0=v0.dot(_testAxis$1);var p1=v1.dot(_testAxis$1);var p2=v2.dot(_testAxis$1);// actual test, basically see if either of the most extreme of the triangle points intersects r -if(Math.max(-Math.max(p0,p1,p2),Math.min(p0,p1,p2))>r){// points of the projected triangle are outside the projected half-length of the aabb -// the axis is seperating and we can exit -return false;}}return true;}var _box$1$1=new Box3$1();/** - * @author bhouston / http://clara.io - * @author mrdoob / http://mrdoob.com/ - */function Sphere$1(center,radius){this.center=center!==undefined?center:new Vector3$1();this.radius=radius!==undefined?radius:-1;}Object.assign(Sphere$1.prototype,{set:function set(center,radius){this.center.copy(center);this.radius=radius;return this;},setFromPoints:function setFromPoints(points,optionalCenter){var center=this.center;if(optionalCenter!==undefined){center.copy(optionalCenter);}else{_box$1$1.setFromPoints(points).getCenter(center);}var maxRadiusSq=0;for(var i=0,il=points.length;ithis.radius*this.radius){target.sub(this.center).normalize();target.multiplyScalar(this.radius).add(this.center);}return target;},getBoundingBox:function getBoundingBox(target){if(target===undefined){console.warn('THREE.Sphere: .getBoundingBox() target is now required');target=new Box3$1();}if(this.isEmpty()){// Empty sphere produces empty bounding box -target.makeEmpty();return target;}target.set(this.center,this.center);target.expandByScalar(this.radius);return target;},applyMatrix4:function applyMatrix4(matrix){this.center.applyMatrix4(matrix);this.radius=this.radius*matrix.getMaxScaleOnAxis();return this;},translate:function translate(offset){this.center.add(offset);return this;},equals:function equals(sphere){return sphere.center.equals(this.center)&&sphere.radius===this.radius;}});var _vector$2$1=new Vector3$1();var _segCenter$1=new Vector3$1();var _segDir$1=new Vector3$1();var _diff$1=new Vector3$1();var _edge1$1=new Vector3$1();var _edge2$1=new Vector3$1();var _normal$1=new Vector3$1();/** - * @author bhouston / http://clara.io - */function Ray$1(origin,direction){this.origin=origin!==undefined?origin:new Vector3$1();this.direction=direction!==undefined?direction:new Vector3$1(0,0,-1);}Object.assign(Ray$1.prototype,{set:function set(origin,direction){this.origin.copy(origin);this.direction.copy(direction);return this;},clone:function clone(){return new this.constructor().copy(this);},copy:function copy(ray){this.origin.copy(ray.origin);this.direction.copy(ray.direction);return this;},at:function at(t,target){if(target===undefined){console.warn('THREE.Ray: .at() target is now required');target=new Vector3$1();}return target.copy(this.direction).multiplyScalar(t).add(this.origin);},lookAt:function lookAt(v){this.direction.copy(v).sub(this.origin).normalize();return this;},recast:function recast(t){this.origin.copy(this.at(t,_vector$2$1));return this;},closestPointToPoint:function closestPointToPoint(point,target){if(target===undefined){console.warn('THREE.Ray: .closestPointToPoint() target is now required');target=new Vector3$1();}target.subVectors(point,this.origin);var directionDistance=target.dot(this.direction);if(directionDistance<0){return target.copy(this.origin);}return target.copy(this.direction).multiplyScalar(directionDistance).add(this.origin);},distanceToPoint:function distanceToPoint(point){return Math.sqrt(this.distanceSqToPoint(point));},distanceSqToPoint:function distanceSqToPoint(point){var directionDistance=_vector$2$1.subVectors(point,this.origin).dot(this.direction);// point behind the ray -if(directionDistance<0){return this.origin.distanceToSquared(point);}_vector$2$1.copy(this.direction).multiplyScalar(directionDistance).add(this.origin);return _vector$2$1.distanceToSquared(point);},distanceSqToSegment:function distanceSqToSegment(v0,v1,optionalPointOnRay,optionalPointOnSegment){// from http://www.geometrictools.com/GTEngine/Include/Mathematics/GteDistRaySegment.h -// It returns the min distance between the ray and the segment -// defined by v0 and v1 -// It can also set two optional targets : -// - The closest point on the ray -// - The closest point on the segment -_segCenter$1.copy(v0).add(v1).multiplyScalar(0.5);_segDir$1.copy(v1).sub(v0).normalize();_diff$1.copy(this.origin).sub(_segCenter$1);var segExtent=v0.distanceTo(v1)*0.5;var a01=-this.direction.dot(_segDir$1);var b0=_diff$1.dot(this.direction);var b1=-_diff$1.dot(_segDir$1);var c=_diff$1.lengthSq();var det=Math.abs(1-a01*a01);var s0,s1,sqrDist,extDet;if(det>0){// The ray and segment are not parallel. -s0=a01*b1-b0;s1=a01*b0-b1;extDet=segExtent*det;if(s0>=0){if(s1>=-extDet){if(s1<=extDet){// region 0 -// Minimum at interior points of ray and segment. -var invDet=1/det;s0*=invDet;s1*=invDet;sqrDist=s0*(s0+a01*s1+2*b0)+s1*(a01*s0+s1+2*b1)+c;}else{// region 1 -s1=segExtent;s0=Math.max(0,-(a01*s1+b0));sqrDist=-s0*s0+s1*(s1+2*b1)+c;}}else{// region 5 -s1=-segExtent;s0=Math.max(0,-(a01*s1+b0));sqrDist=-s0*s0+s1*(s1+2*b1)+c;}}else{if(s1<=-extDet){// region 4 -s0=Math.max(0,-(-a01*segExtent+b0));s1=s0>0?-segExtent:Math.min(Math.max(-segExtent,-b1),segExtent);sqrDist=-s0*s0+s1*(s1+2*b1)+c;}else if(s1<=extDet){// region 3 -s0=0;s1=Math.min(Math.max(-segExtent,-b1),segExtent);sqrDist=s1*(s1+2*b1)+c;}else{// region 2 -s0=Math.max(0,-(a01*segExtent+b0));s1=s0>0?segExtent:Math.min(Math.max(-segExtent,-b1),segExtent);sqrDist=-s0*s0+s1*(s1+2*b1)+c;}}}else{// Ray and segment are parallel. -s1=a01>0?-segExtent:segExtent;s0=Math.max(0,-(a01*s1+b0));sqrDist=-s0*s0+s1*(s1+2*b1)+c;}if(optionalPointOnRay){optionalPointOnRay.copy(this.direction).multiplyScalar(s0).add(this.origin);}if(optionalPointOnSegment){optionalPointOnSegment.copy(_segDir$1).multiplyScalar(s1).add(_segCenter$1);}return sqrDist;},intersectSphere:function intersectSphere(sphere,target){_vector$2$1.subVectors(sphere.center,this.origin);var tca=_vector$2$1.dot(this.direction);var d2=_vector$2$1.dot(_vector$2$1)-tca*tca;var radius2=sphere.radius*sphere.radius;if(d2>radius2)return null;var thc=Math.sqrt(radius2-d2);// t0 = first intersect point - entrance on front of sphere -var t0=tca-thc;// t1 = second intersect point - exit point on back of sphere -var t1=tca+thc;// test to see if both t0 and t1 are behind the ray - if so, return null -if(t0<0&&t1<0)return null;// test to see if t0 is behind the ray: -// if it is, the ray is inside the sphere, so return the second exit point scaled by t1, -// in order to always return an intersect point that is in front of the ray. -if(t0<0)return this.at(t1,target);// else t0 is in front of the ray, so return the first collision point scaled by t0 -return this.at(t0,target);},intersectsSphere:function intersectsSphere(sphere){return this.distanceSqToPoint(sphere.center)<=sphere.radius*sphere.radius;},distanceToPlane:function distanceToPlane(plane){var denominator=plane.normal.dot(this.direction);if(denominator===0){// line is coplanar, return origin -if(plane.distanceToPoint(this.origin)===0){return 0;}// Null is preferable to undefined since undefined means.... it is undefined -return null;}var t=-(this.origin.dot(plane.normal)+plane.constant)/denominator;// Return if the ray never intersects the plane -return t>=0?t:null;},intersectPlane:function intersectPlane(plane,target){var t=this.distanceToPlane(plane);if(t===null){return null;}return this.at(t,target);},intersectsPlane:function intersectsPlane(plane){// check if the ray lies on the plane first -var distToPoint=plane.distanceToPoint(this.origin);if(distToPoint===0){return true;}var denominator=plane.normal.dot(this.direction);if(denominator*distToPoint<0){return true;}// ray origin is behind the plane (and is pointing behind it) -return false;},intersectBox:function intersectBox(box,target){var tmin,tmax,tymin,tymax,tzmin,tzmax;var invdirx=1/this.direction.x,invdiry=1/this.direction.y,invdirz=1/this.direction.z;var origin=this.origin;if(invdirx>=0){tmin=(box.min.x-origin.x)*invdirx;tmax=(box.max.x-origin.x)*invdirx;}else{tmin=(box.max.x-origin.x)*invdirx;tmax=(box.min.x-origin.x)*invdirx;}if(invdiry>=0){tymin=(box.min.y-origin.y)*invdiry;tymax=(box.max.y-origin.y)*invdiry;}else{tymin=(box.max.y-origin.y)*invdiry;tymax=(box.min.y-origin.y)*invdiry;}if(tmin>tymax||tymin>tmax)return null;// These lines also handle the case where tmin or tmax is NaN -// (result of 0 * Infinity). x !== x returns true if x is NaN -if(tymin>tmin||tmin!==tmin)tmin=tymin;if(tymax=0){tzmin=(box.min.z-origin.z)*invdirz;tzmax=(box.max.z-origin.z)*invdirz;}else{tzmin=(box.max.z-origin.z)*invdirz;tzmax=(box.min.z-origin.z)*invdirz;}if(tmin>tzmax||tzmin>tmax)return null;if(tzmin>tmin||tmin!==tmin)tmin=tzmin;if(tzmax=0?tmin:tmax,target);},intersectsBox:function intersectsBox(box){return this.intersectBox(box,_vector$2$1)!==null;},intersectTriangle:function intersectTriangle(a,b,c,backfaceCulling,target){// Compute the offset origin, edges, and normal. -// from http://www.geometrictools.com/GTEngine/Include/Mathematics/GteIntrRay3Triangle3.h -_edge1$1.subVectors(b,a);_edge2$1.subVectors(c,a);_normal$1.crossVectors(_edge1$1,_edge2$1);// Solve Q + t*D = b1*E1 + b2*E2 (Q = kDiff, D = ray direction, -// E1 = kEdge1, E2 = kEdge2, N = Cross(E1,E2)) by -// |Dot(D,N)|*b1 = sign(Dot(D,N))*Dot(D,Cross(Q,E2)) -// |Dot(D,N)|*b2 = sign(Dot(D,N))*Dot(D,Cross(E1,Q)) -// |Dot(D,N)|*t = -sign(Dot(D,N))*Dot(Q,N) -var DdN=this.direction.dot(_normal$1);var sign;if(DdN>0){if(backfaceCulling)return null;sign=1;}else if(DdN<0){sign=-1;DdN=-DdN;}else{return null;}_diff$1.subVectors(this.origin,a);var DdQxE2=sign*this.direction.dot(_edge2$1.crossVectors(_diff$1,_edge2$1));// b1 < 0, no intersection -if(DdQxE2<0){return null;}var DdE1xQ=sign*this.direction.dot(_edge1$1.cross(_diff$1));// b2 < 0, no intersection -if(DdE1xQ<0){return null;}// b1+b2 > 1, no intersection -if(DdQxE2+DdE1xQ>DdN){return null;}// Line intersects triangle, check if ray does. -var QdN=-sign*_diff$1.dot(_normal$1);// t < 0, no intersection -if(QdN<0){return null;}// Ray intersects triangle. -return this.at(QdN/DdN,target);},applyMatrix4:function applyMatrix4(matrix4){this.origin.applyMatrix4(matrix4);this.direction.transformDirection(matrix4);return this;},equals:function equals(ray){return ray.origin.equals(this.origin)&&ray.direction.equals(this.direction);}});/** - * @author bhouston / http://clara.io - */var _vector1$1=new Vector3$1();var _vector2$1=new Vector3$1();var _normalMatrix$1=new Matrix3$1();function Plane$1(normal,constant){// normal is assumed to be normalized -this.normal=normal!==undefined?normal:new Vector3$1(1,0,0);this.constant=constant!==undefined?constant:0;}Object.assign(Plane$1.prototype,{isPlane:true,set:function set(normal,constant){this.normal.copy(normal);this.constant=constant;return this;},setComponents:function setComponents(x,y,z,w){this.normal.set(x,y,z);this.constant=w;return this;},setFromNormalAndCoplanarPoint:function setFromNormalAndCoplanarPoint(normal,point){this.normal.copy(normal);this.constant=-point.dot(this.normal);return this;},setFromCoplanarPoints:function setFromCoplanarPoints(a,b,c){var normal=_vector1$1.subVectors(c,b).cross(_vector2$1.subVectors(a,b)).normalize();// Q: should an error be thrown if normal is zero (e.g. degenerate plane)? -this.setFromNormalAndCoplanarPoint(normal,a);return this;},clone:function clone(){return new this.constructor().copy(this);},copy:function copy(plane){this.normal.copy(plane.normal);this.constant=plane.constant;return this;},normalize:function normalize(){// Note: will lead to a divide by zero if the plane is invalid. -var inverseNormalLength=1.0/this.normal.length();this.normal.multiplyScalar(inverseNormalLength);this.constant*=inverseNormalLength;return this;},negate:function negate(){this.constant*=-1;this.normal.negate();return this;},distanceToPoint:function distanceToPoint(point){return this.normal.dot(point)+this.constant;},distanceToSphere:function distanceToSphere(sphere){return this.distanceToPoint(sphere.center)-sphere.radius;},projectPoint:function projectPoint(point,target){if(target===undefined){console.warn('THREE.Plane: .projectPoint() target is now required');target=new Vector3$1();}return target.copy(this.normal).multiplyScalar(-this.distanceToPoint(point)).add(point);},intersectLine:function intersectLine(line,target){if(target===undefined){console.warn('THREE.Plane: .intersectLine() target is now required');target=new Vector3$1();}var direction=line.delta(_vector1$1);var denominator=this.normal.dot(direction);if(denominator===0){// line is coplanar, return origin -if(this.distanceToPoint(line.start)===0){return target.copy(line.start);}// Unsure if this is the correct method to handle this case. -return undefined;}var t=-(line.start.dot(this.normal)+this.constant)/denominator;if(t<0||t>1){return undefined;}return target.copy(direction).multiplyScalar(t).add(line.start);},intersectsLine:function intersectsLine(line){// Note: this tests if a line intersects the plane, not whether it (or its end-points) are coplanar with it. -var startSign=this.distanceToPoint(line.start);var endSign=this.distanceToPoint(line.end);return startSign<0&&endSign>0||endSign<0&&startSign>0;},intersectsBox:function intersectsBox(box){return box.intersectsPlane(this);},intersectsSphere:function intersectsSphere(sphere){return sphere.intersectsPlane(this);},coplanarPoint:function coplanarPoint(target){if(target===undefined){console.warn('THREE.Plane: .coplanarPoint() target is now required');target=new Vector3$1();}return target.copy(this.normal).multiplyScalar(-this.constant);},applyMatrix4:function applyMatrix4(matrix,optionalNormalMatrix){var normalMatrix=optionalNormalMatrix||_normalMatrix$1.getNormalMatrix(matrix);var referencePoint=this.coplanarPoint(_vector1$1).applyMatrix4(matrix);var normal=this.normal.applyMatrix3(normalMatrix).normalize();this.constant=-referencePoint.dot(normal);return this;},translate:function translate(offset){this.constant-=offset.dot(this.normal);return this;},equals:function equals(plane){return plane.normal.equals(this.normal)&&plane.constant===this.constant;}});/** - * @author bhouston / http://clara.io - * @author mrdoob / http://mrdoob.com/ - */var _v0$1$1=new Vector3$1();var _v1$3$1=new Vector3$1();var _v2$1$1=new Vector3$1();var _v3$2=new Vector3$1();var _vab$1=new Vector3$1();var _vac$1=new Vector3$1();var _vbc$1=new Vector3$1();var _vap$1=new Vector3$1();var _vbp$1=new Vector3$1();var _vcp$1=new Vector3$1();function Triangle$1(a,b,c){this.a=a!==undefined?a:new Vector3$1();this.b=b!==undefined?b:new Vector3$1();this.c=c!==undefined?c:new Vector3$1();}Object.assign(Triangle$1,{getNormal:function getNormal(a,b,c,target){if(target===undefined){console.warn('THREE.Triangle: .getNormal() target is now required');target=new Vector3$1();}target.subVectors(c,b);_v0$1$1.subVectors(a,b);target.cross(_v0$1$1);var targetLengthSq=target.lengthSq();if(targetLengthSq>0){return target.multiplyScalar(1/Math.sqrt(targetLengthSq));}return target.set(0,0,0);},// static/instance method to calculate barycentric coordinates -// based on: http://www.blackpawn.com/texts/pointinpoly/default.html -getBarycoord:function getBarycoord(point,a,b,c,target){_v0$1$1.subVectors(c,a);_v1$3$1.subVectors(b,a);_v2$1$1.subVectors(point,a);var dot00=_v0$1$1.dot(_v0$1$1);var dot01=_v0$1$1.dot(_v1$3$1);var dot02=_v0$1$1.dot(_v2$1$1);var dot11=_v1$3$1.dot(_v1$3$1);var dot12=_v1$3$1.dot(_v2$1$1);var denom=dot00*dot11-dot01*dot01;if(target===undefined){console.warn('THREE.Triangle: .getBarycoord() target is now required');target=new Vector3$1();}// collinear or singular triangle -if(denom===0){// arbitrary location outside of triangle? -// not sure if this is the best idea, maybe should be returning undefined -return target.set(-2,-1,-1);}var invDenom=1/denom;var u=(dot11*dot02-dot01*dot12)*invDenom;var v=(dot00*dot12-dot01*dot02)*invDenom;// barycentric coordinates must always sum to 1 -return target.set(1-u-v,v,u);},containsPoint:function containsPoint(point,a,b,c){Triangle$1.getBarycoord(point,a,b,c,_v3$2);return _v3$2.x>=0&&_v3$2.y>=0&&_v3$2.x+_v3$2.y<=1;},getUV:function getUV(point,p1,p2,p3,uv1,uv2,uv3,target){this.getBarycoord(point,p1,p2,p3,_v3$2);target.set(0,0);target.addScaledVector(uv1,_v3$2.x);target.addScaledVector(uv2,_v3$2.y);target.addScaledVector(uv3,_v3$2.z);return target;},isFrontFacing:function isFrontFacing(a,b,c,direction){_v0$1$1.subVectors(c,b);_v1$3$1.subVectors(a,b);// strictly front facing -return _v0$1$1.cross(_v1$3$1).dot(direction)<0?true:false;}});Object.assign(Triangle$1.prototype,{set:function set(a,b,c){this.a.copy(a);this.b.copy(b);this.c.copy(c);return this;},setFromPointsAndIndices:function setFromPointsAndIndices(points,i0,i1,i2){this.a.copy(points[i0]);this.b.copy(points[i1]);this.c.copy(points[i2]);return this;},clone:function clone(){return new this.constructor().copy(this);},copy:function copy(triangle){this.a.copy(triangle.a);this.b.copy(triangle.b);this.c.copy(triangle.c);return this;},getArea:function getArea(){_v0$1$1.subVectors(this.c,this.b);_v1$3$1.subVectors(this.a,this.b);return _v0$1$1.cross(_v1$3$1).length()*0.5;},getMidpoint:function getMidpoint(target){if(target===undefined){console.warn('THREE.Triangle: .getMidpoint() target is now required');target=new Vector3$1();}return target.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3);},getNormal:function getNormal(target){return Triangle$1.getNormal(this.a,this.b,this.c,target);},getPlane:function getPlane(target){if(target===undefined){console.warn('THREE.Triangle: .getPlane() target is now required');target=new Plane$1();}return target.setFromCoplanarPoints(this.a,this.b,this.c);},getBarycoord:function getBarycoord(point,target){return Triangle$1.getBarycoord(point,this.a,this.b,this.c,target);},getUV:function getUV(point,uv1,uv2,uv3,target){return Triangle$1.getUV(point,this.a,this.b,this.c,uv1,uv2,uv3,target);},containsPoint:function containsPoint(point){return Triangle$1.containsPoint(point,this.a,this.b,this.c);},isFrontFacing:function isFrontFacing(direction){return Triangle$1.isFrontFacing(this.a,this.b,this.c,direction);},intersectsBox:function intersectsBox(box){return box.intersectsTriangle(this);},closestPointToPoint:function closestPointToPoint(p,target){if(target===undefined){console.warn('THREE.Triangle: .closestPointToPoint() target is now required');target=new Vector3$1();}var a=this.a,b=this.b,c=this.c;var v,w;// algorithm thanks to Real-Time Collision Detection by Christer Ericson, -// published by Morgan Kaufmann Publishers, (c) 2005 Elsevier Inc., -// under the accompanying license; see chapter 5.1.5 for detailed explanation. -// basically, we're distinguishing which of the voronoi regions of the triangle -// the point lies in with the minimum amount of redundant computation. -_vab$1.subVectors(b,a);_vac$1.subVectors(c,a);_vap$1.subVectors(p,a);var d1=_vab$1.dot(_vap$1);var d2=_vac$1.dot(_vap$1);if(d1<=0&&d2<=0){// vertex region of A; barycentric coords (1, 0, 0) -return target.copy(a);}_vbp$1.subVectors(p,b);var d3=_vab$1.dot(_vbp$1);var d4=_vac$1.dot(_vbp$1);if(d3>=0&&d4<=d3){// vertex region of B; barycentric coords (0, 1, 0) -return target.copy(b);}var vc=d1*d4-d3*d2;if(vc<=0&&d1>=0&&d3<=0){v=d1/(d1-d3);// edge region of AB; barycentric coords (1-v, v, 0) -return target.copy(a).addScaledVector(_vab$1,v);}_vcp$1.subVectors(p,c);var d5=_vab$1.dot(_vcp$1);var d6=_vac$1.dot(_vcp$1);if(d6>=0&&d5<=d6){// vertex region of C; barycentric coords (0, 0, 1) -return target.copy(c);}var vb=d5*d2-d1*d6;if(vb<=0&&d2>=0&&d6<=0){w=d2/(d2-d6);// edge region of AC; barycentric coords (1-w, 0, w) -return target.copy(a).addScaledVector(_vac$1,w);}var va=d3*d6-d5*d4;if(va<=0&&d4-d3>=0&&d5-d6>=0){_vbc$1.subVectors(c,b);w=(d4-d3)/(d4-d3+(d5-d6));// edge region of BC; barycentric coords (0, 1-w, w) -return target.copy(b).addScaledVector(_vbc$1,w);// edge region of BC -}// face region -var denom=1/(va+vb+vc);// u = va * denom -v=vb*denom;w=vc*denom;return target.copy(a).addScaledVector(_vab$1,v).addScaledVector(_vac$1,w);},equals:function equals(triangle){return triangle.a.equals(this.a)&&triangle.b.equals(this.b)&&triangle.c.equals(this.c);}});/** - * @author mrdoob / http://mrdoob.com/ - */var _colorKeywords$1={'aliceblue':0xF0F8FF,'antiquewhite':0xFAEBD7,'aqua':0x00FFFF,'aquamarine':0x7FFFD4,'azure':0xF0FFFF,'beige':0xF5F5DC,'bisque':0xFFE4C4,'black':0x000000,'blanchedalmond':0xFFEBCD,'blue':0x0000FF,'blueviolet':0x8A2BE2,'brown':0xA52A2A,'burlywood':0xDEB887,'cadetblue':0x5F9EA0,'chartreuse':0x7FFF00,'chocolate':0xD2691E,'coral':0xFF7F50,'cornflowerblue':0x6495ED,'cornsilk':0xFFF8DC,'crimson':0xDC143C,'cyan':0x00FFFF,'darkblue':0x00008B,'darkcyan':0x008B8B,'darkgoldenrod':0xB8860B,'darkgray':0xA9A9A9,'darkgreen':0x006400,'darkgrey':0xA9A9A9,'darkkhaki':0xBDB76B,'darkmagenta':0x8B008B,'darkolivegreen':0x556B2F,'darkorange':0xFF8C00,'darkorchid':0x9932CC,'darkred':0x8B0000,'darksalmon':0xE9967A,'darkseagreen':0x8FBC8F,'darkslateblue':0x483D8B,'darkslategray':0x2F4F4F,'darkslategrey':0x2F4F4F,'darkturquoise':0x00CED1,'darkviolet':0x9400D3,'deeppink':0xFF1493,'deepskyblue':0x00BFFF,'dimgray':0x696969,'dimgrey':0x696969,'dodgerblue':0x1E90FF,'firebrick':0xB22222,'floralwhite':0xFFFAF0,'forestgreen':0x228B22,'fuchsia':0xFF00FF,'gainsboro':0xDCDCDC,'ghostwhite':0xF8F8FF,'gold':0xFFD700,'goldenrod':0xDAA520,'gray':0x808080,'green':0x008000,'greenyellow':0xADFF2F,'grey':0x808080,'honeydew':0xF0FFF0,'hotpink':0xFF69B4,'indianred':0xCD5C5C,'indigo':0x4B0082,'ivory':0xFFFFF0,'khaki':0xF0E68C,'lavender':0xE6E6FA,'lavenderblush':0xFFF0F5,'lawngreen':0x7CFC00,'lemonchiffon':0xFFFACD,'lightblue':0xADD8E6,'lightcoral':0xF08080,'lightcyan':0xE0FFFF,'lightgoldenrodyellow':0xFAFAD2,'lightgray':0xD3D3D3,'lightgreen':0x90EE90,'lightgrey':0xD3D3D3,'lightpink':0xFFB6C1,'lightsalmon':0xFFA07A,'lightseagreen':0x20B2AA,'lightskyblue':0x87CEFA,'lightslategray':0x778899,'lightslategrey':0x778899,'lightsteelblue':0xB0C4DE,'lightyellow':0xFFFFE0,'lime':0x00FF00,'limegreen':0x32CD32,'linen':0xFAF0E6,'magenta':0xFF00FF,'maroon':0x800000,'mediumaquamarine':0x66CDAA,'mediumblue':0x0000CD,'mediumorchid':0xBA55D3,'mediumpurple':0x9370DB,'mediumseagreen':0x3CB371,'mediumslateblue':0x7B68EE,'mediumspringgreen':0x00FA9A,'mediumturquoise':0x48D1CC,'mediumvioletred':0xC71585,'midnightblue':0x191970,'mintcream':0xF5FFFA,'mistyrose':0xFFE4E1,'moccasin':0xFFE4B5,'navajowhite':0xFFDEAD,'navy':0x000080,'oldlace':0xFDF5E6,'olive':0x808000,'olivedrab':0x6B8E23,'orange':0xFFA500,'orangered':0xFF4500,'orchid':0xDA70D6,'palegoldenrod':0xEEE8AA,'palegreen':0x98FB98,'paleturquoise':0xAFEEEE,'palevioletred':0xDB7093,'papayawhip':0xFFEFD5,'peachpuff':0xFFDAB9,'peru':0xCD853F,'pink':0xFFC0CB,'plum':0xDDA0DD,'powderblue':0xB0E0E6,'purple':0x800080,'rebeccapurple':0x663399,'red':0xFF0000,'rosybrown':0xBC8F8F,'royalblue':0x4169E1,'saddlebrown':0x8B4513,'salmon':0xFA8072,'sandybrown':0xF4A460,'seagreen':0x2E8B57,'seashell':0xFFF5EE,'sienna':0xA0522D,'silver':0xC0C0C0,'skyblue':0x87CEEB,'slateblue':0x6A5ACD,'slategray':0x708090,'slategrey':0x708090,'snow':0xFFFAFA,'springgreen':0x00FF7F,'steelblue':0x4682B4,'tan':0xD2B48C,'teal':0x008080,'thistle':0xD8BFD8,'tomato':0xFF6347,'turquoise':0x40E0D0,'violet':0xEE82EE,'wheat':0xF5DEB3,'white':0xFFFFFF,'whitesmoke':0xF5F5F5,'yellow':0xFFFF00,'yellowgreen':0x9ACD32};var _hslA$1={h:0,s:0,l:0};var _hslB$1={h:0,s:0,l:0};function Color$1(r,g,b){if(g===undefined&&b===undefined){// r is THREE.Color, hex or string -return this.set(r);}return this.setRGB(r,g,b);}function hue2rgb$1(p,q,t){if(t<0)t+=1;if(t>1)t-=1;if(t<1/6)return p+(q-p)*6*t;if(t<1/2)return q;if(t<2/3)return p+(q-p)*6*(2/3-t);return p;}function SRGBToLinear$1(c){return c<0.04045?c*0.0773993808:Math.pow(c*0.9478672986+0.0521327014,2.4);}function LinearToSRGB$1(c){return c<0.0031308?c*12.92:1.055*Math.pow(c,0.41666)-0.055;}Object.assign(Color$1.prototype,{isColor:true,r:1,g:1,b:1,set:function set(value){if(value&&value.isColor){this.copy(value);}else if(typeof value==='number'){this.setHex(value);}else if(typeof value==='string'){this.setStyle(value);}return this;},setScalar:function setScalar(scalar){this.r=scalar;this.g=scalar;this.b=scalar;return this;},setHex:function setHex(hex){hex=Math.floor(hex);this.r=(hex>>16&255)/255;this.g=(hex>>8&255)/255;this.b=(hex&255)/255;return this;},setRGB:function setRGB(r,g,b){this.r=r;this.g=g;this.b=b;return this;},setHSL:function setHSL(h,s,l){// h,s,l ranges are in 0.0 - 1.0 -h=MathUtils$1.euclideanModulo(h,1);s=MathUtils$1.clamp(s,0,1);l=MathUtils$1.clamp(l,0,1);if(s===0){this.r=this.g=this.b=l;}else{var p=l<=0.5?l*(1+s):l+s-l*s;var q=2*l-p;this.r=hue2rgb$1(q,p,h+1/3);this.g=hue2rgb$1(q,p,h);this.b=hue2rgb$1(q,p,h-1/3);}return this;},setStyle:function setStyle(style){function handleAlpha(string){if(string===undefined)return;if(parseFloat(string)<1){console.warn('THREE.Color: Alpha component of '+style+' will be ignored.');}}var m;if(m=/^((?:rgb|hsl)a?)\(\s*([^\)]*)\)/.exec(style)){// rgb / hsl -var color;var name=m[1];var components=m[2];switch(name){case'rgb':case'rgba':if(color=/^(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(components)){// rgb(255,0,0) rgba(255,0,0,0.5) -this.r=Math.min(255,parseInt(color[1],10))/255;this.g=Math.min(255,parseInt(color[2],10))/255;this.b=Math.min(255,parseInt(color[3],10))/255;handleAlpha(color[5]);return this;}if(color=/^(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(components)){// rgb(100%,0%,0%) rgba(100%,0%,0%,0.5) -this.r=Math.min(100,parseInt(color[1],10))/100;this.g=Math.min(100,parseInt(color[2],10))/100;this.b=Math.min(100,parseInt(color[3],10))/100;handleAlpha(color[5]);return this;}break;case'hsl':case'hsla':if(color=/^([0-9]*\.?[0-9]+)\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(components)){// hsl(120,50%,50%) hsla(120,50%,50%,0.5) -var h=parseFloat(color[1])/360;var s=parseInt(color[2],10)/100;var l=parseInt(color[3],10)/100;handleAlpha(color[5]);return this.setHSL(h,s,l);}break;}}else if(m=/^\#([A-Fa-f0-9]+)$/.exec(style)){// hex color -var hex=m[1];var size=hex.length;if(size===3){// #ff0 -this.r=parseInt(hex.charAt(0)+hex.charAt(0),16)/255;this.g=parseInt(hex.charAt(1)+hex.charAt(1),16)/255;this.b=parseInt(hex.charAt(2)+hex.charAt(2),16)/255;return this;}else if(size===6){// #ff0000 -this.r=parseInt(hex.charAt(0)+hex.charAt(1),16)/255;this.g=parseInt(hex.charAt(2)+hex.charAt(3),16)/255;this.b=parseInt(hex.charAt(4)+hex.charAt(5),16)/255;return this;}}if(style&&style.length>0){return this.setColorName(style);}return this;},setColorName:function setColorName(style){// color keywords -var hex=_colorKeywords$1[style];if(hex!==undefined){// red -this.setHex(hex);}else{// unknown color -console.warn('THREE.Color: Unknown color '+style);}return this;},clone:function clone(){return new this.constructor(this.r,this.g,this.b);},copy:function copy(color){this.r=color.r;this.g=color.g;this.b=color.b;return this;},copyGammaToLinear:function copyGammaToLinear(color,gammaFactor){if(gammaFactor===undefined)gammaFactor=2.0;this.r=Math.pow(color.r,gammaFactor);this.g=Math.pow(color.g,gammaFactor);this.b=Math.pow(color.b,gammaFactor);return this;},copyLinearToGamma:function copyLinearToGamma(color,gammaFactor){if(gammaFactor===undefined)gammaFactor=2.0;var safeInverse=gammaFactor>0?1.0/gammaFactor:1.0;this.r=Math.pow(color.r,safeInverse);this.g=Math.pow(color.g,safeInverse);this.b=Math.pow(color.b,safeInverse);return this;},convertGammaToLinear:function convertGammaToLinear(gammaFactor){this.copyGammaToLinear(this,gammaFactor);return this;},convertLinearToGamma:function convertLinearToGamma(gammaFactor){this.copyLinearToGamma(this,gammaFactor);return this;},copySRGBToLinear:function copySRGBToLinear(color){this.r=SRGBToLinear$1(color.r);this.g=SRGBToLinear$1(color.g);this.b=SRGBToLinear$1(color.b);return this;},copyLinearToSRGB:function copyLinearToSRGB(color){this.r=LinearToSRGB$1(color.r);this.g=LinearToSRGB$1(color.g);this.b=LinearToSRGB$1(color.b);return this;},convertSRGBToLinear:function convertSRGBToLinear(){this.copySRGBToLinear(this);return this;},convertLinearToSRGB:function convertLinearToSRGB(){this.copyLinearToSRGB(this);return this;},getHex:function getHex(){return this.r*255<<16^this.g*255<<8^this.b*255<<0;},getHexString:function getHexString(){return('000000'+this.getHex().toString(16)).slice(-6);},getHSL:function getHSL(target){// h,s,l ranges are in 0.0 - 1.0 -if(target===undefined){console.warn('THREE.Color: .getHSL() target is now required');target={h:0,s:0,l:0};}var r=this.r,g=this.g,b=this.b;var max=Math.max(r,g,b);var min=Math.min(r,g,b);var hue,saturation;var lightness=(min+max)/2.0;if(min===max){hue=0;saturation=0;}else{var delta=max-min;saturation=lightness<=0.5?delta/(max+min):delta/(2-max-min);switch(max){case r:hue=(g-b)/delta+(g0)data.alphaTest=this.alphaTest;if(this.premultipliedAlpha===true)data.premultipliedAlpha=this.premultipliedAlpha;if(this.wireframe===true)data.wireframe=this.wireframe;if(this.wireframeLinewidth>1)data.wireframeLinewidth=this.wireframeLinewidth;if(this.wireframeLinecap!=='round')data.wireframeLinecap=this.wireframeLinecap;if(this.wireframeLinejoin!=='round')data.wireframeLinejoin=this.wireframeLinejoin;if(this.morphTargets===true)data.morphTargets=true;if(this.morphNormals===true)data.morphNormals=true;if(this.skinning===true)data.skinning=true;if(this.visible===false)data.visible=false;if(this.toneMapped===false)data.toneMapped=false;if(JSON.stringify(this.userData)!=='{}')data.userData=this.userData;// TODO: Copied from Object3D.toJSON -function extractFromCache(cache){var values=[];for(var key in cache){var data=cache[key];delete data.metadata;values.push(data);}return values;}if(isRoot){var textures=extractFromCache(meta.textures);var images=extractFromCache(meta.images);if(textures.length>0)data.textures=textures;if(images.length>0)data.images=images;}return data;},clone:function clone(){return new this.constructor().copy(this);},copy:function copy(source){this.name=source.name;this.fog=source.fog;this.blending=source.blending;this.side=source.side;this.flatShading=source.flatShading;this.vertexColors=source.vertexColors;this.opacity=source.opacity;this.transparent=source.transparent;this.blendSrc=source.blendSrc;this.blendDst=source.blendDst;this.blendEquation=source.blendEquation;this.blendSrcAlpha=source.blendSrcAlpha;this.blendDstAlpha=source.blendDstAlpha;this.blendEquationAlpha=source.blendEquationAlpha;this.depthFunc=source.depthFunc;this.depthTest=source.depthTest;this.depthWrite=source.depthWrite;this.stencilWriteMask=source.stencilWriteMask;this.stencilFunc=source.stencilFunc;this.stencilRef=source.stencilRef;this.stencilFuncMask=source.stencilFuncMask;this.stencilFail=source.stencilFail;this.stencilZFail=source.stencilZFail;this.stencilZPass=source.stencilZPass;this.stencilWrite=source.stencilWrite;var srcPlanes=source.clippingPlanes,dstPlanes=null;if(srcPlanes!==null){var n=srcPlanes.length;dstPlanes=new Array(n);for(var i=0;i!==n;++i){dstPlanes[i]=srcPlanes[i].clone();}}this.clippingPlanes=dstPlanes;this.clipIntersection=source.clipIntersection;this.clipShadows=source.clipShadows;this.shadowSide=source.shadowSide;this.colorWrite=source.colorWrite;this.precision=source.precision;this.polygonOffset=source.polygonOffset;this.polygonOffsetFactor=source.polygonOffsetFactor;this.polygonOffsetUnits=source.polygonOffsetUnits;this.dithering=source.dithering;this.alphaTest=source.alphaTest;this.premultipliedAlpha=source.premultipliedAlpha;this.visible=source.visible;this.toneMapped=source.toneMapped;this.userData=JSON.parse(JSON.stringify(source.userData));return this;},dispose:function dispose(){this.dispatchEvent({type:'dispose'});}});Object.defineProperty(Material$1.prototype,'needsUpdate',{set:function set(value){if(value===true)this.version++;}});/** - * @author mrdoob / http://mrdoob.com/ - * @author alteredq / http://alteredqualia.com/ - * - * parameters = { - * color: , - * opacity: , - * map: new THREE.Texture( ), - * - * lightMap: new THREE.Texture( ), - * lightMapIntensity: - * - * aoMap: new THREE.Texture( ), - * aoMapIntensity: - * - * specularMap: new THREE.Texture( ), - * - * alphaMap: new THREE.Texture( ), - * - * envMap: new THREE.CubeTexture( [posx, negx, posy, negy, posz, negz] ), - * combine: THREE.Multiply, - * reflectivity: , - * refractionRatio: , - * - * depthTest: , - * depthWrite: , - * - * wireframe: , - * wireframeLinewidth: , - * - * skinning: , - * morphTargets: - * } - */function MeshBasicMaterial$1(parameters){Material$1.call(this);this.type='MeshBasicMaterial';this.color=new Color$1(0xffffff);// emissive -this.map=null;this.lightMap=null;this.lightMapIntensity=1.0;this.aoMap=null;this.aoMapIntensity=1.0;this.specularMap=null;this.alphaMap=null;this.envMap=null;this.combine=MultiplyOperation$1;this.reflectivity=1;this.refractionRatio=0.98;this.wireframe=false;this.wireframeLinewidth=1;this.wireframeLinecap='round';this.wireframeLinejoin='round';this.skinning=false;this.morphTargets=false;this.setValues(parameters);}MeshBasicMaterial$1.prototype=Object.create(Material$1.prototype);MeshBasicMaterial$1.prototype.constructor=MeshBasicMaterial$1;MeshBasicMaterial$1.prototype.isMeshBasicMaterial=true;MeshBasicMaterial$1.prototype.copy=function(source){Material$1.prototype.copy.call(this,source);this.color.copy(source.color);this.map=source.map;this.lightMap=source.lightMap;this.lightMapIntensity=source.lightMapIntensity;this.aoMap=source.aoMap;this.aoMapIntensity=source.aoMapIntensity;this.specularMap=source.specularMap;this.alphaMap=source.alphaMap;this.envMap=source.envMap;this.combine=source.combine;this.reflectivity=source.reflectivity;this.refractionRatio=source.refractionRatio;this.wireframe=source.wireframe;this.wireframeLinewidth=source.wireframeLinewidth;this.wireframeLinecap=source.wireframeLinecap;this.wireframeLinejoin=source.wireframeLinejoin;this.skinning=source.skinning;this.morphTargets=source.morphTargets;return this;};/** - * @author mrdoob / http://mrdoob.com/ - */var _vector$3$1=new Vector3$1();function BufferAttribute$1(array,itemSize,normalized){if(Array.isArray(array)){throw new TypeError('THREE.BufferAttribute: array should be a Typed Array.');}this.name='';this.array=array;this.itemSize=itemSize;this.count=array!==undefined?array.length/itemSize:0;this.normalized=normalized===true;this.usage=StaticDrawUsage$1;this.updateRange={offset:0,count:-1};this.version=0;}Object.defineProperty(BufferAttribute$1.prototype,'needsUpdate',{set:function set(value){if(value===true)this.version++;}});Object.assign(BufferAttribute$1.prototype,{isBufferAttribute:true,onUploadCallback:function onUploadCallback(){},setUsage:function setUsage(value){this.usage=value;return this;},copy:function copy(source){this.name=source.name;this.array=new source.array.constructor(source.array);this.itemSize=source.itemSize;this.count=source.count;this.normalized=source.normalized;this.usage=source.usage;return this;},copyAt:function copyAt(index1,attribute,index2){index1*=this.itemSize;index2*=attribute.itemSize;for(var i=0,l=this.itemSize;i0;var hasFaceVertexUv2=faceVertexUvs[1]&&faceVertexUvs[1].length>0;// morphs -var morphTargets=geometry.morphTargets;var morphTargetsLength=morphTargets.length;var morphTargetsPosition;if(morphTargetsLength>0){morphTargetsPosition=[];for(var i=0;i0){morphTargetsNormal=[];for(var i=0;i0&&faces.length===0){console.error('THREE.DirectGeometry: Faceless geometries are not supported.');}for(var i=0;imax)max=array[_i21];}return max;}/** - * @author alteredq / http://alteredqualia.com/ - * @author mrdoob / http://mrdoob.com/ - */var _bufferGeometryId$1=1;// BufferGeometry uses odd numbers as Id -var _m1$2$1=new Matrix4$1();var _obj$2=new Object3D$1();var _offset$2=new Vector3$1();var _box$2$1=new Box3$1();var _boxMorphTargets$1=new Box3$1();var _vector$4$1=new Vector3$1();function BufferGeometry$1(){Object.defineProperty(this,'id',{value:_bufferGeometryId$1+=2});this.uuid=MathUtils$1.generateUUID();this.name='';this.type='BufferGeometry';this.index=null;this.attributes={};this.morphAttributes={};this.morphTargetsRelative=false;this.groups=[];this.boundingBox=null;this.boundingSphere=null;this.drawRange={start:0,count:Infinity};this.userData={};}BufferGeometry$1.prototype=Object.assign(Object.create(EventDispatcher$1.prototype),{constructor:BufferGeometry$1,isBufferGeometry:true,getIndex:function getIndex(){return this.index;},setIndex:function setIndex(index){if(Array.isArray(index)){this.index=new(arrayMax$1(index)>65535?Uint32BufferAttribute$1:Uint16BufferAttribute$1)(index,1);}else{this.index=index;}},getAttribute:function getAttribute(name){return this.attributes[name];},setAttribute:function setAttribute(name,attribute){this.attributes[name]=attribute;return this;},deleteAttribute:function deleteAttribute(name){delete this.attributes[name];return this;},addGroup:function addGroup(start,count,materialIndex){this.groups.push({start:start,count:count,materialIndex:materialIndex!==undefined?materialIndex:0});},clearGroups:function clearGroups(){this.groups=[];},setDrawRange:function setDrawRange(start,count){this.drawRange.start=start;this.drawRange.count=count;},applyMatrix4:function applyMatrix4(matrix){var position=this.attributes.position;if(position!==undefined){position.applyMatrix4(matrix);position.needsUpdate=true;}var normal=this.attributes.normal;if(normal!==undefined){var normalMatrix=new Matrix3$1().getNormalMatrix(matrix);normal.applyNormalMatrix(normalMatrix);normal.needsUpdate=true;}var tangent=this.attributes.tangent;if(tangent!==undefined){tangent.transformDirection(matrix);tangent.needsUpdate=true;}if(this.boundingBox!==null){this.computeBoundingBox();}if(this.boundingSphere!==null){this.computeBoundingSphere();}return this;},rotateX:function rotateX(angle){// rotate geometry around world x-axis -_m1$2$1.makeRotationX(angle);this.applyMatrix4(_m1$2$1);return this;},rotateY:function rotateY(angle){// rotate geometry around world y-axis -_m1$2$1.makeRotationY(angle);this.applyMatrix4(_m1$2$1);return this;},rotateZ:function rotateZ(angle){// rotate geometry around world z-axis -_m1$2$1.makeRotationZ(angle);this.applyMatrix4(_m1$2$1);return this;},translate:function translate(x,y,z){// translate geometry -_m1$2$1.makeTranslation(x,y,z);this.applyMatrix4(_m1$2$1);return this;},scale:function scale(x,y,z){// scale geometry -_m1$2$1.makeScale(x,y,z);this.applyMatrix4(_m1$2$1);return this;},lookAt:function lookAt(vector){_obj$2.lookAt(vector);_obj$2.updateMatrix();this.applyMatrix4(_obj$2.matrix);return this;},center:function center(){this.computeBoundingBox();this.boundingBox.getCenter(_offset$2).negate();this.translate(_offset$2.x,_offset$2.y,_offset$2.z);return this;},setFromObject:function setFromObject(object){// console.log( 'THREE.BufferGeometry.setFromObject(). Converting', object, this ); -var geometry=object.geometry;if(object.isPoints||object.isLine){var positions=new Float32BufferAttribute$1(geometry.vertices.length*3,3);var colors=new Float32BufferAttribute$1(geometry.colors.length*3,3);this.setAttribute('position',positions.copyVector3sArray(geometry.vertices));this.setAttribute('color',colors.copyColorsArray(geometry.colors));if(geometry.lineDistances&&geometry.lineDistances.length===geometry.vertices.length){var lineDistances=new Float32BufferAttribute$1(geometry.lineDistances.length,1);this.setAttribute('lineDistance',lineDistances.copyArray(geometry.lineDistances));}if(geometry.boundingSphere!==null){this.boundingSphere=geometry.boundingSphere.clone();}if(geometry.boundingBox!==null){this.boundingBox=geometry.boundingBox.clone();}}else if(object.isMesh){if(geometry&&geometry.isGeometry){this.fromGeometry(geometry);}}return this;},setFromPoints:function setFromPoints(points){var position=[];for(var i=0,l=points.length;i0){var normals=new Float32Array(geometry.normals.length*3);this.setAttribute('normal',new BufferAttribute$1(normals,3).copyVector3sArray(geometry.normals));}if(geometry.colors.length>0){var colors=new Float32Array(geometry.colors.length*3);this.setAttribute('color',new BufferAttribute$1(colors,3).copyColorsArray(geometry.colors));}if(geometry.uvs.length>0){var uvs=new Float32Array(geometry.uvs.length*2);this.setAttribute('uv',new BufferAttribute$1(uvs,2).copyVector2sArray(geometry.uvs));}if(geometry.uvs2.length>0){var uvs2=new Float32Array(geometry.uvs2.length*2);this.setAttribute('uv2',new BufferAttribute$1(uvs2,2).copyVector2sArray(geometry.uvs2));}// groups -this.groups=geometry.groups;// morphs -for(var name in geometry.morphTargets){var array=[];var morphTargets=geometry.morphTargets[name];for(var i=0,l=morphTargets.length;i0){var skinIndices=new Float32BufferAttribute$1(geometry.skinIndices.length*4,4);this.setAttribute('skinIndex',skinIndices.copyVector4sArray(geometry.skinIndices));}if(geometry.skinWeights.length>0){var skinWeights=new Float32BufferAttribute$1(geometry.skinWeights.length*4,4);this.setAttribute('skinWeight',skinWeights.copyVector4sArray(geometry.skinWeights));}// -if(geometry.boundingSphere!==null){this.boundingSphere=geometry.boundingSphere.clone();}if(geometry.boundingBox!==null){this.boundingBox=geometry.boundingBox.clone();}return this;},computeBoundingBox:function computeBoundingBox(){if(this.boundingBox===null){this.boundingBox=new Box3$1();}var position=this.attributes.position;var morphAttributesPosition=this.morphAttributes.position;if(position!==undefined){this.boundingBox.setFromBufferAttribute(position);// process morph attributes if present -if(morphAttributesPosition){for(var i=0,il=morphAttributesPosition.length;i0)data.userData=this.userData;if(this.parameters!==undefined){var parameters=this.parameters;for(var key in parameters){if(parameters[key]!==undefined)data[key]=parameters[key];}return data;}data.data={attributes:{}};var index=this.index;if(index!==null){data.data.index={type:index.array.constructor.name,array:Array.prototype.slice.call(index.array)};}var attributes=this.attributes;for(var key in attributes){var attribute=attributes[key];var attributeData=attribute.toJSON();if(attribute.name!=='')attributeData.name=attribute.name;data.data.attributes[key]=attributeData;}var morphAttributes={};var hasMorphAttributes=false;for(var key in this.morphAttributes){var attributeArray=this.morphAttributes[key];var array=[];for(var i=0,il=attributeArray.length;i0){morphAttributes[key]=array;hasMorphAttributes=true;}}if(hasMorphAttributes){data.data.morphAttributes=morphAttributes;data.data.morphTargetsRelative=this.morphTargetsRelative;}var groups=this.groups;if(groups.length>0){data.data.groups=JSON.parse(JSON.stringify(groups));}var boundingSphere=this.boundingSphere;if(boundingSphere!==null){data.data.boundingSphere={center:boundingSphere.center.toArray(),radius:boundingSphere.radius};}return data;},clone:function clone(){/* - // Handle primitives - - var parameters = this.parameters; - - if ( parameters !== undefined ) { - - var values = []; - - for ( var key in parameters ) { - - values.push( parameters[ key ] ); - - } - - var geometry = Object.create( this.constructor.prototype ); - this.constructor.apply( geometry, values ); - return geometry; - - } - - return new this.constructor().copy( this ); - */return new BufferGeometry$1().copy(this);},copy:function copy(source){var name,i,l;// reset -this.index=null;this.attributes={};this.morphAttributes={};this.groups=[];this.boundingBox=null;this.boundingSphere=null;// name -this.name=source.name;// index -var index=source.index;if(index!==null){this.setIndex(index.clone());}// attributes -var attributes=source.attributes;for(name in attributes){var attribute=attributes[name];this.setAttribute(name,attribute.clone());}// morph attributes -var morphAttributes=source.morphAttributes;for(name in morphAttributes){var array=[];var morphAttribute=morphAttributes[name];// morphAttribute: array of Float32BufferAttributes -for(i=0,l=morphAttribute.length;i0){var morphAttribute=morphAttributes[keys[0]];if(morphAttribute!==undefined){this.morphTargetInfluences=[];this.morphTargetDictionary={};for(m=0,ml=morphAttribute.length;m0){console.error('THREE.Mesh.updateMorphTargets() no longer supports THREE.Geometry. Use THREE.BufferGeometry instead.');}}},raycast:function raycast(raycaster,intersects){var geometry=this.geometry;var material=this.material;var matrixWorld=this.matrixWorld;if(material===undefined)return;// Checking boundingSphere distance to ray -if(geometry.boundingSphere===null)geometry.computeBoundingSphere();_sphere$4.copy(geometry.boundingSphere);_sphere$4.applyMatrix4(matrixWorld);if(raycaster.ray.intersectsSphere(_sphere$4)===false)return;// -_inverseMatrix$3.getInverse(matrixWorld);_ray$3.copy(raycaster.ray).applyMatrix4(_inverseMatrix$3);// Check boundingBox before continuing -if(geometry.boundingBox!==null){if(_ray$3.intersectsBox(geometry.boundingBox)===false)return;}var intersection;if(geometry.isBufferGeometry){var a,b,c;var index=geometry.index;var position=geometry.attributes.position;var morphPosition=geometry.morphAttributes.position;var morphTargetsRelative=geometry.morphTargetsRelative;var uv=geometry.attributes.uv;var uv2=geometry.attributes.uv2;var groups=geometry.groups;var drawRange=geometry.drawRange;var i,j,il,jl;var group,groupMaterial;var start,end;if(index!==null){// indexed buffer geometry -if(Array.isArray(material)){for(i=0,il=groups.length;i0)uvs=faceVertexUvs;for(var f=0,fl=faces.length;fraycaster.far)return null;return{distance:distance,point:_intersectionPointWorld$1.clone(),object:object};}function checkBufferGeometryIntersection$1(object,material,raycaster,ray,position,morphPosition,morphTargetsRelative,uv,uv2,a,b,c){_vA$2.fromBufferAttribute(position,a);_vB$2.fromBufferAttribute(position,b);_vC$2.fromBufferAttribute(position,c);var morphInfluences=object.morphTargetInfluences;if(material.morphTargets&&morphPosition&&morphInfluences){_morphA$1.set(0,0,0);_morphB$1.set(0,0,0);_morphC$1.set(0,0,0);for(var i=0,il=morphPosition.length;i0){for(var i=0;i0){this.normalsNeedUpdate=true;}},computeFlatVertexNormals:function computeFlatVertexNormals(){var f,fl,face;this.computeFaceNormals();for(f=0,fl=this.faces.length;f0){this.normalsNeedUpdate=true;}},computeMorphNormals:function computeMorphNormals(){var i,il,f,fl,face;// save original normals -// - create temp variables on first access -// otherwise just copy (for faster repeated calls) -for(f=0,fl=this.faces.length;f=0;i--){var idx=faceIndicesToRemove[i];this.faces.splice(idx,1);for(j=0,jl=this.faceVertexUvs.length;j0;var hasFaceVertexNormal=face.vertexNormals.length>0;var hasFaceColor=face.color.r!==1||face.color.g!==1||face.color.b!==1;var hasFaceVertexColor=face.vertexColors.length>0;var faceType=0;faceType=setBit(faceType,0,0);// isQuad -faceType=setBit(faceType,1,hasMaterial);faceType=setBit(faceType,2,hasFaceUv);faceType=setBit(faceType,3,hasFaceVertexUv);faceType=setBit(faceType,4,hasFaceNormal);faceType=setBit(faceType,5,hasFaceVertexNormal);faceType=setBit(faceType,6,hasFaceColor);faceType=setBit(faceType,7,hasFaceVertexColor);faces.push(faceType);faces.push(face.a,face.b,face.c);faces.push(face.materialIndex);if(hasFaceVertexUv){var faceVertexUvs=this.faceVertexUvs[0][i];faces.push(getUvIndex(faceVertexUvs[0]),getUvIndex(faceVertexUvs[1]),getUvIndex(faceVertexUvs[2]));}if(hasFaceNormal){faces.push(getNormalIndex(face.normal));}if(hasFaceVertexNormal){var vertexNormals=face.vertexNormals;faces.push(getNormalIndex(vertexNormals[0]),getNormalIndex(vertexNormals[1]),getNormalIndex(vertexNormals[2]));}if(hasFaceColor){faces.push(getColorIndex(face.color));}if(hasFaceVertexColor){var vertexColors=face.vertexColors;faces.push(getColorIndex(vertexColors[0]),getColorIndex(vertexColors[1]),getColorIndex(vertexColors[2]));}}function setBit(value,position,enabled){return enabled?value|1<0)data.data.colors=colors;if(uvs.length>0)data.data.uvs=[uvs];// temporal backward compatibility -data.data.faces=faces;return data;},clone:function clone(){/* - // Handle primitives - - var parameters = this.parameters; - - if ( parameters !== undefined ) { - - var values = []; - - for ( var key in parameters ) { - - values.push( parameters[ key ] ); - - } - - var geometry = Object.create( this.constructor.prototype ); - this.constructor.apply( geometry, values ); - return geometry; - - } - - return new this.constructor().copy( this ); - */return new Geometry$1().copy(this);},copy:function copy(source){var i,il,j,jl,k,kl;// reset -this.vertices=[];this.colors=[];this.faces=[];this.faceVertexUvs=[[]];this.morphTargets=[];this.morphNormals=[];this.skinWeights=[];this.skinIndices=[];this.lineDistances=[];this.boundingBox=null;this.boundingSphere=null;// name -this.name=source.name;// vertices -var vertices=source.vertices;for(i=0,il=vertices.length;i0?1:-1;// now apply vector to normal buffer -normals.push(vector.x,vector.y,vector.z);// uvs -uvs.push(ix/gridX);uvs.push(1-iy/gridY);// counters -vertexCounter+=1;}}// indices -// 1. you need three indices to draw a single face -// 2. a single segment consists of two faces -// 3. so we need to generate six (2*3) indices per segment -for(var _iy2=0;_iy2, - * vertexShader: , - * - * wireframe: , - * wireframeLinewidth: , - * - * lights: , - * - * skinning: , - * morphTargets: , - * morphNormals: - * } - */function ShaderMaterial$1(parameters){Material$1.call(this);this.type='ShaderMaterial';this.defines={};this.uniforms={};this.vertexShader=default_vertex$1;this.fragmentShader=default_fragment$1;this.linewidth=1;this.wireframe=false;this.wireframeLinewidth=1;this.fog=false;// set to use scene fog -this.lights=false;// set to use scene lights -this.clipping=false;// set to use user-defined clipping planes -this.skinning=false;// set to use skinning attribute streams -this.morphTargets=false;// set to use morph targets -this.morphNormals=false;// set to use morph normals -this.extensions={derivatives:false,// set to use derivatives -fragDepth:false,// set to use fragment depth values -drawBuffers:false,// set to use draw buffers -shaderTextureLOD:false// set to use shader texture LOD -};// When rendered geometry doesn't include these attributes but the material does, -// use these default values in WebGL. This avoids errors when buffer data is missing. -this.defaultAttributeValues={'color':[1,1,1],'uv':[0,0],'uv2':[0,0]};this.index0AttributeName=undefined;this.uniformsNeedUpdate=false;if(parameters!==undefined){if(parameters.attributes!==undefined){console.error('THREE.ShaderMaterial: attributes should now be defined in THREE.BufferGeometry instead.');}this.setValues(parameters);}}ShaderMaterial$1.prototype=Object.create(Material$1.prototype);ShaderMaterial$1.prototype.constructor=ShaderMaterial$1;ShaderMaterial$1.prototype.isShaderMaterial=true;ShaderMaterial$1.prototype.copy=function(source){Material$1.prototype.copy.call(this,source);this.fragmentShader=source.fragmentShader;this.vertexShader=source.vertexShader;this.uniforms=cloneUniforms$1(source.uniforms);this.defines=Object.assign({},source.defines);this.wireframe=source.wireframe;this.wireframeLinewidth=source.wireframeLinewidth;this.lights=source.lights;this.clipping=source.clipping;this.skinning=source.skinning;this.morphTargets=source.morphTargets;this.morphNormals=source.morphNormals;this.extensions=Object.assign({},source.extensions);return this;};ShaderMaterial$1.prototype.toJSON=function(meta){var data=Material$1.prototype.toJSON.call(this,meta);data.uniforms={};for(var name in this.uniforms){var uniform=this.uniforms[name];var value=uniform.value;if(value&&value.isTexture){data.uniforms[name]={type:'t',value:value.toJSON(meta).uuid};}else if(value&&value.isColor){data.uniforms[name]={type:'c',value:value.getHex()};}else if(value&&value.isVector2){data.uniforms[name]={type:'v2',value:value.toArray()};}else if(value&&value.isVector3){data.uniforms[name]={type:'v3',value:value.toArray()};}else if(value&&value.isVector4){data.uniforms[name]={type:'v4',value:value.toArray()};}else if(value&&value.isMatrix3){data.uniforms[name]={type:'m3',value:value.toArray()};}else if(value&&value.isMatrix4){data.uniforms[name]={type:'m4',value:value.toArray()};}else{data.uniforms[name]={value:value};// note: the array variants v2v, v3v, v4v, m4v and tv are not supported so far -}}if(Object.keys(this.defines).length>0)data.defines=this.defines;data.vertexShader=this.vertexShader;data.fragmentShader=this.fragmentShader;var extensions={};for(var key in this.extensions){if(this.extensions[key]===true)extensions[key]=true;}if(Object.keys(extensions).length>0)data.extensions=extensions;return data;};/** - * @author mrdoob / http://mrdoob.com/ - * @author mikael emtinger / http://gomo.se/ - * @author WestLangley / http://github.com/WestLangley - */function Camera$1(){Object3D$1.call(this);this.type='Camera';this.matrixWorldInverse=new Matrix4$1();this.projectionMatrix=new Matrix4$1();this.projectionMatrixInverse=new Matrix4$1();}Camera$1.prototype=Object.assign(Object.create(Object3D$1.prototype),{constructor:Camera$1,isCamera:true,copy:function copy(source,recursive){Object3D$1.prototype.copy.call(this,source,recursive);this.matrixWorldInverse.copy(source.matrixWorldInverse);this.projectionMatrix.copy(source.projectionMatrix);this.projectionMatrixInverse.copy(source.projectionMatrixInverse);return this;},getWorldDirection:function getWorldDirection(target){if(target===undefined){console.warn('THREE.Camera: .getWorldDirection() target is now required');target=new Vector3$1();}this.updateMatrixWorld(true);var e=this.matrixWorld.elements;return target.set(-e[8],-e[9],-e[10]).normalize();},updateMatrixWorld:function updateMatrixWorld(force){Object3D$1.prototype.updateMatrixWorld.call(this,force);this.matrixWorldInverse.getInverse(this.matrixWorld);},updateWorldMatrix:function updateWorldMatrix(updateParents,updateChildren){Object3D$1.prototype.updateWorldMatrix.call(this,updateParents,updateChildren);this.matrixWorldInverse.getInverse(this.matrixWorld);},clone:function clone(){return new this.constructor().copy(this);}});/** - * @author mrdoob / http://mrdoob.com/ - * @author greggman / http://games.greggman.com/ - * @author zz85 / http://www.lab4games.net/zz85/blog - * @author tschw - */function PerspectiveCamera$1(fov,aspect,near,far){Camera$1.call(this);this.type='PerspectiveCamera';this.fov=fov!==undefined?fov:50;this.zoom=1;this.near=near!==undefined?near:0.1;this.far=far!==undefined?far:2000;this.focus=10;this.aspect=aspect!==undefined?aspect:1;this.view=null;this.filmGauge=35;// width of the film (default in millimeters) -this.filmOffset=0;// horizontal film offset (same unit as gauge) -this.updateProjectionMatrix();}PerspectiveCamera$1.prototype=Object.assign(Object.create(Camera$1.prototype),{constructor:PerspectiveCamera$1,isPerspectiveCamera:true,copy:function copy(source,recursive){Camera$1.prototype.copy.call(this,source,recursive);this.fov=source.fov;this.zoom=source.zoom;this.near=source.near;this.far=source.far;this.focus=source.focus;this.aspect=source.aspect;this.view=source.view===null?null:Object.assign({},source.view);this.filmGauge=source.filmGauge;this.filmOffset=source.filmOffset;return this;},/** - * Sets the FOV by focal length in respect to the current .filmGauge. - * - * The default film gauge is 35, so that the focal length can be specified for - * a 35mm (full frame) camera. - * - * Values for focal length and film gauge must have the same unit. - */setFocalLength:function setFocalLength(focalLength){// see http://www.bobatkins.com/photography/technical/field_of_view.html -var vExtentSlope=0.5*this.getFilmHeight()/focalLength;this.fov=MathUtils$1.RAD2DEG*2*Math.atan(vExtentSlope);this.updateProjectionMatrix();},/** - * Calculates the focal length from the current .fov and .filmGauge. - */getFocalLength:function getFocalLength(){var vExtentSlope=Math.tan(MathUtils$1.DEG2RAD*0.5*this.fov);return 0.5*this.getFilmHeight()/vExtentSlope;},getEffectiveFOV:function getEffectiveFOV(){return MathUtils$1.RAD2DEG*2*Math.atan(Math.tan(MathUtils$1.DEG2RAD*0.5*this.fov)/this.zoom);},getFilmWidth:function getFilmWidth(){// film not completely covered in portrait format (aspect < 1) -return this.filmGauge*Math.min(this.aspect,1);},getFilmHeight:function getFilmHeight(){// film not completely covered in landscape format (aspect > 1) -return this.filmGauge/Math.max(this.aspect,1);},/** - * Sets an offset in a larger frustum. This is useful for multi-window or - * multi-monitor/multi-machine setups. - * - * For example, if you have 3x2 monitors and each monitor is 1920x1080 and - * the monitors are in grid like this - * - * +---+---+---+ - * | A | B | C | - * +---+---+---+ - * | D | E | F | - * +---+---+---+ - * - * then for each monitor you would call it like this - * - * var w = 1920; - * var h = 1080; - * var fullWidth = w * 3; - * var fullHeight = h * 2; - * - * --A-- - * camera.setViewOffset( fullWidth, fullHeight, w * 0, h * 0, w, h ); - * --B-- - * camera.setViewOffset( fullWidth, fullHeight, w * 1, h * 0, w, h ); - * --C-- - * camera.setViewOffset( fullWidth, fullHeight, w * 2, h * 0, w, h ); - * --D-- - * camera.setViewOffset( fullWidth, fullHeight, w * 0, h * 1, w, h ); - * --E-- - * camera.setViewOffset( fullWidth, fullHeight, w * 1, h * 1, w, h ); - * --F-- - * camera.setViewOffset( fullWidth, fullHeight, w * 2, h * 1, w, h ); - * - * Note there is no reason monitors have to be the same size or in a grid. - */setViewOffset:function setViewOffset(fullWidth,fullHeight,x,y,width,height){this.aspect=fullWidth/fullHeight;if(this.view===null){this.view={enabled:true,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1};}this.view.enabled=true;this.view.fullWidth=fullWidth;this.view.fullHeight=fullHeight;this.view.offsetX=x;this.view.offsetY=y;this.view.width=width;this.view.height=height;this.updateProjectionMatrix();},clearViewOffset:function clearViewOffset(){if(this.view!==null){this.view.enabled=false;}this.updateProjectionMatrix();},updateProjectionMatrix:function updateProjectionMatrix(){var near=this.near,top=near*Math.tan(MathUtils$1.DEG2RAD*0.5*this.fov)/this.zoom,height=2*top,width=this.aspect*height,left=-0.5*width,view=this.view;if(this.view!==null&&this.view.enabled){var fullWidth=view.fullWidth,fullHeight=view.fullHeight;left+=view.offsetX*width/fullWidth;top-=view.offsetY*height/fullHeight;width*=view.width/fullWidth;height*=view.height/fullHeight;}var skew=this.filmOffset;if(skew!==0)left+=near*skew/this.getFilmWidth();this.projectionMatrix.makePerspective(left,left+width,top,top-height,near,this.far);this.projectionMatrixInverse.getInverse(this.projectionMatrix);},toJSON:function toJSON(meta){var data=Object3D$1.prototype.toJSON.call(this,meta);data.object.fov=this.fov;data.object.zoom=this.zoom;data.object.near=this.near;data.object.far=this.far;data.object.focus=this.focus;data.object.aspect=this.aspect;if(this.view!==null)data.object.view=Object.assign({},this.view);data.object.filmGauge=this.filmGauge;data.object.filmOffset=this.filmOffset;return data;}});/** - * Camera for rendering cube maps - * - renders scene into axis-aligned cube - * - * @author alteredq / http://alteredqualia.com/ - */var fov$1=90,aspect$1=1;function CubeCamera$1(near,far,renderTarget){Object3D$1.call(this);this.type='CubeCamera';if(renderTarget.isWebGLCubeRenderTarget!==true){console.error('THREE.CubeCamera: The constructor now expects an instance of WebGLCubeRenderTarget as third parameter.');return;}this.renderTarget=renderTarget;var cameraPX=new PerspectiveCamera$1(fov$1,aspect$1,near,far);cameraPX.layers=this.layers;cameraPX.up.set(0,-1,0);cameraPX.lookAt(new Vector3$1(1,0,0));this.add(cameraPX);var cameraNX=new PerspectiveCamera$1(fov$1,aspect$1,near,far);cameraNX.layers=this.layers;cameraNX.up.set(0,-1,0);cameraNX.lookAt(new Vector3$1(-1,0,0));this.add(cameraNX);var cameraPY=new PerspectiveCamera$1(fov$1,aspect$1,near,far);cameraPY.layers=this.layers;cameraPY.up.set(0,0,1);cameraPY.lookAt(new Vector3$1(0,1,0));this.add(cameraPY);var cameraNY=new PerspectiveCamera$1(fov$1,aspect$1,near,far);cameraNY.layers=this.layers;cameraNY.up.set(0,0,-1);cameraNY.lookAt(new Vector3$1(0,-1,0));this.add(cameraNY);var cameraPZ=new PerspectiveCamera$1(fov$1,aspect$1,near,far);cameraPZ.layers=this.layers;cameraPZ.up.set(0,-1,0);cameraPZ.lookAt(new Vector3$1(0,0,1));this.add(cameraPZ);var cameraNZ=new PerspectiveCamera$1(fov$1,aspect$1,near,far);cameraNZ.layers=this.layers;cameraNZ.up.set(0,-1,0);cameraNZ.lookAt(new Vector3$1(0,0,-1));this.add(cameraNZ);this.update=function(renderer,scene){if(this.parent===null)this.updateMatrixWorld();var currentXrEnabled=renderer.xr.enabled;var currentRenderTarget=renderer.getRenderTarget();renderer.xr.enabled=false;var generateMipmaps=renderTarget.texture.generateMipmaps;renderTarget.texture.generateMipmaps=false;renderer.setRenderTarget(renderTarget,0);renderer.render(scene,cameraPX);renderer.setRenderTarget(renderTarget,1);renderer.render(scene,cameraNX);renderer.setRenderTarget(renderTarget,2);renderer.render(scene,cameraPY);renderer.setRenderTarget(renderTarget,3);renderer.render(scene,cameraNY);renderer.setRenderTarget(renderTarget,4);renderer.render(scene,cameraPZ);renderTarget.texture.generateMipmaps=generateMipmaps;renderer.setRenderTarget(renderTarget,5);renderer.render(scene,cameraNZ);renderer.setRenderTarget(currentRenderTarget);renderer.xr.enabled=currentXrEnabled;};this.clear=function(renderer,color,depth,stencil){var currentRenderTarget=renderer.getRenderTarget();for(var i=0;i<6;i++){renderer.setRenderTarget(renderTarget,i);renderer.clear(color,depth,stencil);}renderer.setRenderTarget(currentRenderTarget);};}CubeCamera$1.prototype=Object.create(Object3D$1.prototype);CubeCamera$1.prototype.constructor=CubeCamera$1;/** - * @author alteredq / http://alteredqualia.com - * @author WestLangley / http://github.com/WestLangley - */function WebGLCubeRenderTarget$1(size,options,dummy){if(Number.isInteger(options)){console.warn('THREE.WebGLCubeRenderTarget: constructor signature is now WebGLCubeRenderTarget( size, options )');options=dummy;}WebGLRenderTarget$1.call(this,size,size,options);}WebGLCubeRenderTarget$1.prototype=Object.create(WebGLRenderTarget$1.prototype);WebGLCubeRenderTarget$1.prototype.constructor=WebGLCubeRenderTarget$1;WebGLCubeRenderTarget$1.prototype.isWebGLCubeRenderTarget=true;WebGLCubeRenderTarget$1.prototype.fromEquirectangularTexture=function(renderer,texture){this.texture.type=texture.type;this.texture.format=texture.format;this.texture.encoding=texture.encoding;var scene=new Scene$1();var shader={uniforms:{tEquirect:{value:null}},vertexShader:["varying vec3 vWorldDirection;","vec3 transformDirection( in vec3 dir, in mat4 matrix ) {"," return normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );","}","void main() {"," vWorldDirection = transformDirection( position, modelMatrix );"," #include "," #include ","}"].join('\n'),fragmentShader:["uniform sampler2D tEquirect;","varying vec3 vWorldDirection;","#include ","void main() {"," vec3 direction = normalize( vWorldDirection );"," vec2 sampleUV = equirectUv( direction );"," gl_FragColor = texture2D( tEquirect, sampleUV );","}"].join('\n')};var material=new ShaderMaterial$1({type:'CubemapFromEquirect',uniforms:cloneUniforms$1(shader.uniforms),vertexShader:shader.vertexShader,fragmentShader:shader.fragmentShader,side:BackSide$1,blending:NoBlending$1});material.uniforms.tEquirect.value=texture;var mesh=new Mesh$1(new BoxBufferGeometry$1(5,5,5),material);scene.add(mesh);var camera=new CubeCamera$1(1,10,this);camera.update(renderer,scene);mesh.geometry.dispose();mesh.material.dispose();return this;};/** - * @author alteredq / http://alteredqualia.com/ - */function DataTexture$1(data,width,height,format,type,mapping,wrapS,wrapT,magFilter,minFilter,anisotropy,encoding){Texture$1.call(this,null,mapping,wrapS,wrapT,magFilter,minFilter,format,type,anisotropy,encoding);this.image={data:data||null,width:width||1,height:height||1};this.magFilter=magFilter!==undefined?magFilter:NearestFilter$1;this.minFilter=minFilter!==undefined?minFilter:NearestFilter$1;this.generateMipmaps=false;this.flipY=false;this.unpackAlignment=1;this.needsUpdate=true;}DataTexture$1.prototype=Object.create(Texture$1.prototype);DataTexture$1.prototype.constructor=DataTexture$1;DataTexture$1.prototype.isDataTexture=true;/** - * @author mrdoob / http://mrdoob.com/ - * @author alteredq / http://alteredqualia.com/ - * @author bhouston / http://clara.io - */var _sphere$1$1=new Sphere$1();var _vector$5$1=new Vector3$1();function Frustum$1(p0,p1,p2,p3,p4,p5){this.planes=[p0!==undefined?p0:new Plane$1(),p1!==undefined?p1:new Plane$1(),p2!==undefined?p2:new Plane$1(),p3!==undefined?p3:new Plane$1(),p4!==undefined?p4:new Plane$1(),p5!==undefined?p5:new Plane$1()];}Object.assign(Frustum$1.prototype,{set:function set(p0,p1,p2,p3,p4,p5){var planes=this.planes;planes[0].copy(p0);planes[1].copy(p1);planes[2].copy(p2);planes[3].copy(p3);planes[4].copy(p4);planes[5].copy(p5);return this;},clone:function clone(){return new this.constructor().copy(this);},copy:function copy(frustum){var planes=this.planes;for(var i=0;i<6;i++){planes[i].copy(frustum.planes[i]);}return this;},setFromProjectionMatrix:function setFromProjectionMatrix(m){var planes=this.planes;var me=m.elements;var me0=me[0],me1=me[1],me2=me[2],me3=me[3];var me4=me[4],me5=me[5],me6=me[6],me7=me[7];var me8=me[8],me9=me[9],me10=me[10],me11=me[11];var me12=me[12],me13=me[13],me14=me[14],me15=me[15];planes[0].setComponents(me3-me0,me7-me4,me11-me8,me15-me12).normalize();planes[1].setComponents(me3+me0,me7+me4,me11+me8,me15+me12).normalize();planes[2].setComponents(me3+me1,me7+me5,me11+me9,me15+me13).normalize();planes[3].setComponents(me3-me1,me7-me5,me11-me9,me15-me13).normalize();planes[4].setComponents(me3-me2,me7-me6,me11-me10,me15-me14).normalize();planes[5].setComponents(me3+me2,me7+me6,me11+me10,me15+me14).normalize();return this;},intersectsObject:function intersectsObject(object){var geometry=object.geometry;if(geometry.boundingSphere===null)geometry.computeBoundingSphere();_sphere$1$1.copy(geometry.boundingSphere).applyMatrix4(object.matrixWorld);return this.intersectsSphere(_sphere$1$1);},intersectsSprite:function intersectsSprite(sprite){_sphere$1$1.center.set(0,0,0);_sphere$1$1.radius=0.7071067811865476;_sphere$1$1.applyMatrix4(sprite.matrixWorld);return this.intersectsSphere(_sphere$1$1);},intersectsSphere:function intersectsSphere(sphere){var planes=this.planes;var center=sphere.center;var negRadius=-sphere.radius;for(var i=0;i<6;i++){var distance=planes[i].distanceToPoint(center);if(distance0?box.max.x:box.min.x;_vector$5$1.y=plane.normal.y>0?box.max.y:box.min.y;_vector$5$1.z=plane.normal.z>0?box.max.z:box.min.z;if(plane.distanceToPoint(_vector$5$1)<0){return false;}}return true;},containsPoint:function containsPoint(point){var planes=this.planes;for(var i=0;i<6;i++){if(planes[i].distanceToPoint(point)<0){return false;}}return true;}});/** - * Uniforms library for shared webgl shaders - */var UniformsLib$1={common:{diffuse:{value:new Color$1(0xeeeeee)},opacity:{value:1.0},map:{value:null},uvTransform:{value:new Matrix3$1()},uv2Transform:{value:new Matrix3$1()},alphaMap:{value:null}},specularmap:{specularMap:{value:null}},envmap:{envMap:{value:null},flipEnvMap:{value:-1},reflectivity:{value:1.0},refractionRatio:{value:0.98},maxMipLevel:{value:0}},aomap:{aoMap:{value:null},aoMapIntensity:{value:1}},lightmap:{lightMap:{value:null},lightMapIntensity:{value:1}},emissivemap:{emissiveMap:{value:null}},bumpmap:{bumpMap:{value:null},bumpScale:{value:1}},normalmap:{normalMap:{value:null},normalScale:{value:new Vector2$1(1,1)}},displacementmap:{displacementMap:{value:null},displacementScale:{value:1},displacementBias:{value:0}},roughnessmap:{roughnessMap:{value:null}},metalnessmap:{metalnessMap:{value:null}},gradientmap:{gradientMap:{value:null}},fog:{fogDensity:{value:0.00025},fogNear:{value:1},fogFar:{value:2000},fogColor:{value:new Color$1(0xffffff)}},lights:{ambientLightColor:{value:[]},lightProbe:{value:[]},directionalLights:{value:[],properties:{direction:{},color:{}}},directionalLightShadows:{value:[],properties:{shadowBias:{},shadowRadius:{},shadowMapSize:{}}},directionalShadowMap:{value:[]},directionalShadowMatrix:{value:[]},spotLights:{value:[],properties:{color:{},position:{},direction:{},distance:{},coneCos:{},penumbraCos:{},decay:{}}},spotLightShadows:{value:[],properties:{shadowBias:{},shadowRadius:{},shadowMapSize:{}}},spotShadowMap:{value:[]},spotShadowMatrix:{value:[]},pointLights:{value:[],properties:{color:{},position:{},decay:{},distance:{}}},pointLightShadows:{value:[],properties:{shadowBias:{},shadowRadius:{},shadowMapSize:{},shadowCameraNear:{},shadowCameraFar:{}}},pointShadowMap:{value:[]},pointShadowMatrix:{value:[]},hemisphereLights:{value:[],properties:{direction:{},skyColor:{},groundColor:{}}},// TODO (abelnation): RectAreaLight BRDF data needs to be moved from example to main src -rectAreaLights:{value:[],properties:{color:{},position:{},width:{},height:{}}}},points:{diffuse:{value:new Color$1(0xeeeeee)},opacity:{value:1.0},size:{value:1.0},scale:{value:1.0},map:{value:null},alphaMap:{value:null},uvTransform:{value:new Matrix3$1()}},sprite:{diffuse:{value:new Color$1(0xeeeeee)},opacity:{value:1.0},center:{value:new Vector2$1(0.5,0.5)},rotation:{value:0.0},map:{value:null},alphaMap:{value:null},uvTransform:{value:new Matrix3$1()}}};/** - * @author mrdoob / http://mrdoob.com/ - */function WebGLAnimation$1(){var context=null;var isAnimating=false;var animationLoop=null;function onAnimationFrame(time,frame){if(isAnimating===false)return;animationLoop(time,frame);context.requestAnimationFrame(onAnimationFrame);}return{start:function start(){if(isAnimating===true)return;if(animationLoop===null)return;context.requestAnimationFrame(onAnimationFrame);isAnimating=true;},stop:function stop(){isAnimating=false;},setAnimationLoop:function setAnimationLoop(callback){animationLoop=callback;},setContext:function setContext(value){context=value;}};}/** - * @author mrdoob / http://mrdoob.com/ - */function WebGLAttributes$1(gl,capabilities){var isWebGL2=capabilities.isWebGL2;var buffers=new WeakMap();function createBuffer(attribute,bufferType){var array=attribute.array;var usage=attribute.usage;var buffer=gl.createBuffer();gl.bindBuffer(bufferType,buffer);gl.bufferData(bufferType,array,usage);attribute.onUploadCallback();var type=5126;if(_instanceof(array,Float32Array)){type=5126;}else if(_instanceof(array,Float64Array)){console.warn('THREE.WebGLAttributes: Unsupported data buffer format: Float64Array.');}else if(_instanceof(array,Uint16Array)){type=5123;}else if(_instanceof(array,Int16Array)){type=5122;}else if(_instanceof(array,Uint32Array)){type=5125;}else if(_instanceof(array,Int32Array)){type=5124;}else if(_instanceof(array,Int8Array)){type=5120;}else if(_instanceof(array,Uint8Array)){type=5121;}return{buffer:buffer,type:type,bytesPerElement:array.BYTES_PER_ELEMENT,version:attribute.version};}function updateBuffer(buffer,attribute,bufferType){var array=attribute.array;var updateRange=attribute.updateRange;gl.bindBuffer(bufferType,buffer);if(updateRange.count===-1){// Not using update ranges -gl.bufferSubData(bufferType,0,array);}else{if(isWebGL2){gl.bufferSubData(bufferType,updateRange.offset*array.BYTES_PER_ELEMENT,array,updateRange.offset,updateRange.count);}else{gl.bufferSubData(bufferType,updateRange.offset*array.BYTES_PER_ELEMENT,array.subarray(updateRange.offset,updateRange.offset+updateRange.count));}updateRange.count=-1;// reset range -}}// -function get(attribute){if(attribute.isInterleavedBufferAttribute)attribute=attribute.data;return buffers.get(attribute);}function remove(attribute){if(attribute.isInterleavedBufferAttribute)attribute=attribute.data;var data=buffers.get(attribute);if(data){gl.deleteBuffer(data.buffer);buffers.delete(attribute);}}function update(attribute,bufferType){if(attribute.isInterleavedBufferAttribute)attribute=attribute.data;var data=buffers.get(attribute);if(data===undefined){buffers.set(attribute,createBuffer(attribute,bufferType));}else if(data.version0&&gl.getShaderPrecisionFormat(35632,36338).precision>0){return'highp';}precision='mediump';}if(precision==='mediump'){if(gl.getShaderPrecisionFormat(35633,36337).precision>0&&gl.getShaderPrecisionFormat(35632,36337).precision>0){return'mediump';}}return'lowp';}/* eslint-disable no-undef */var isWebGL2=typeof WebGL2RenderingContext!=='undefined'&&_instanceof(gl,WebGL2RenderingContext)||typeof WebGL2ComputeRenderingContext!=='undefined'&&_instanceof(gl,WebGL2ComputeRenderingContext);/* eslint-enable no-undef */var precision=parameters.precision!==undefined?parameters.precision:'highp';var maxPrecision=getMaxPrecision(precision);if(maxPrecision!==precision){console.warn('THREE.WebGLRenderer:',precision,'not supported, using',maxPrecision,'instead.');precision=maxPrecision;}var logarithmicDepthBuffer=parameters.logarithmicDepthBuffer===true;var maxTextures=gl.getParameter(34930);var maxVertexTextures=gl.getParameter(35660);var maxTextureSize=gl.getParameter(3379);var maxCubemapSize=gl.getParameter(34076);var maxAttributes=gl.getParameter(34921);var maxVertexUniforms=gl.getParameter(36347);var maxVaryings=gl.getParameter(36348);var maxFragmentUniforms=gl.getParameter(36349);var vertexTextures=maxVertexTextures>0;var floatFragmentTextures=isWebGL2||!!extensions.get('OES_texture_float');var floatVertexTextures=vertexTextures&&floatFragmentTextures;var maxSamples=isWebGL2?gl.getParameter(36183):0;return{isWebGL2:isWebGL2,getMaxAnisotropy:getMaxAnisotropy,getMaxPrecision:getMaxPrecision,precision:precision,logarithmicDepthBuffer:logarithmicDepthBuffer,maxTextures:maxTextures,maxVertexTextures:maxVertexTextures,maxTextureSize:maxTextureSize,maxCubemapSize:maxCubemapSize,maxAttributes:maxAttributes,maxVertexUniforms:maxVertexUniforms,maxVaryings:maxVaryings,maxFragmentUniforms:maxFragmentUniforms,vertexTextures:vertexTextures,floatFragmentTextures:floatFragmentTextures,floatVertexTextures:floatVertexTextures,maxSamples:maxSamples};}/** - * @author tschw - */function WebGLClipping$1(){var scope=this,globalState=null,numGlobalPlanes=0,localClippingEnabled=false,renderingShadows=false,plane=new Plane$1(),viewNormalMatrix=new Matrix3$1(),uniform={value:null,needsUpdate:false};this.uniform=uniform;this.numPlanes=0;this.numIntersection=0;this.init=function(planes,enableLocalClipping,camera){var enabled=planes.length!==0||enableLocalClipping||// enable state of previous frame - the clipping code has to -// run another frame in order to reset the state: -numGlobalPlanes!==0||localClippingEnabled;localClippingEnabled=enableLocalClipping;globalState=projectPlanes(planes,camera,0);numGlobalPlanes=planes.length;return enabled;};this.beginShadows=function(){renderingShadows=true;projectPlanes(null);};this.endShadows=function(){renderingShadows=false;resetGlobalState();};this.setState=function(planes,clipIntersection,clipShadows,camera,cache,fromCache){if(!localClippingEnabled||planes===null||planes.length===0||renderingShadows&&!clipShadows){// there's no local clipping -if(renderingShadows){// there's no global clipping -projectPlanes(null);}else{resetGlobalState();}}else{var nGlobal=renderingShadows?0:numGlobalPlanes,lGlobal=nGlobal*4,dstArray=cache.clippingState||null;uniform.value=dstArray;// ensure unique state -dstArray=projectPlanes(planes,camera,lGlobal,fromCache);for(var i=0;i!==lGlobal;++i){dstArray[i]=globalState[i];}cache.clippingState=dstArray;this.numIntersection=clipIntersection?this.numPlanes:0;this.numPlanes+=nGlobal;}};function resetGlobalState(){if(uniform.value!==globalState){uniform.value=globalState;uniform.needsUpdate=numGlobalPlanes>0;}scope.numPlanes=numGlobalPlanes;scope.numIntersection=0;}function projectPlanes(planes,camera,dstOffset,skipTransform){var nPlanes=planes!==null?planes.length:0,dstArray=null;if(nPlanes!==0){dstArray=uniform.value;if(skipTransform!==true||dstArray===null){var flatSize=dstOffset+nPlanes*4,viewMatrix=camera.matrixWorldInverse;viewNormalMatrix.getNormalMatrix(viewMatrix);if(dstArray===null||dstArray.length65535?Uint32BufferAttribute$1:Uint16BufferAttribute$1)(indices,1);attribute.version=version;attributes.update(attribute,34963);// -var previousAttribute=wireframeAttributes.get(geometry);if(previousAttribute)attributes.remove(previousAttribute);// -wireframeAttributes.set(geometry,attribute);}function getWireframeAttribute(geometry){var currentAttribute=wireframeAttributes.get(geometry);if(currentAttribute){var geometryIndex=geometry.index;if(geometryIndex!==null){// if the attribute is obsolete, create a new one -if(currentAttribute.version0)return array;// unoptimized: ! isNaN( firstElem ) -// see http://jacksondunstan.com/articles/983 -var n=nBlocks*blockSize,r=arrayCacheF32$1[n];if(r===undefined){r=new Float32Array(n);arrayCacheF32$1[n]=r;}if(nBlocks!==0){firstElem.toArray(r,0);for(var i=1,offset=0;i!==nBlocks;++i){offset+=blockSize;array[i].toArray(r,offset);}}return r;}function arraysEqual$1(a,b){if(a.length!==b.length)return false;for(var i=0,l=a.length;i/gm;function resolveIncludes$1(string){return string.replace(includePattern$1,includeReplacer$1);}function includeReplacer$1(match,include){var string=ShaderChunk$1[include];if(string===undefined){throw new Error('Can not resolve #include <'+include+'>');}return resolveIncludes$1(string);}// Unroll Loops -var deprecatedUnrollLoopPattern$1=/#pragma unroll_loop[\s]+?for \( int i \= (\d+)\; i < (\d+)\; i \+\+ \) \{([\s\S]+?)(?=\})\}/g;var unrollLoopPattern$1=/#pragma unroll_loop_start[\s]+?for \( int i \= (\d+)\; i < (\d+)\; i \+\+ \) \{([\s\S]+?)(?=\})\}[\s]+?#pragma unroll_loop_end/g;function unrollLoops$1(string){return string.replace(unrollLoopPattern$1,loopReplacer$1).replace(deprecatedUnrollLoopPattern$1,deprecatedLoopReplacer$1);}function deprecatedLoopReplacer$1(match,start,end,snippet){console.warn('WebGLProgram: #pragma unroll_loop shader syntax is deprecated. Please use #pragma unroll_loop_start syntax instead.');return loopReplacer$1(match,start,end,snippet);}function loopReplacer$1(match,start,end,snippet){var string='';for(var i=parseInt(start);i0?renderer.gammaFactor:1.0;var customExtensions=parameters.isWebGL2?'':generateExtensions$1(parameters);var customDefines=generateDefines$1(defines);var program=gl.createProgram();var prefixVertex,prefixFragment;if(parameters.isRawShaderMaterial){prefixVertex=[customDefines].filter(filterEmptyLine$1).join('\n');if(prefixVertex.length>0){prefixVertex+='\n';}prefixFragment=[customExtensions,customDefines].filter(filterEmptyLine$1).join('\n');if(prefixFragment.length>0){prefixFragment+='\n';}}else{prefixVertex=[generatePrecision$1(parameters),'#define SHADER_NAME '+parameters.shaderName,customDefines,parameters.instancing?'#define USE_INSTANCING':'',parameters.supportsVertexTextures?'#define VERTEX_TEXTURES':'','#define GAMMA_FACTOR '+gammaFactorDefine,'#define MAX_BONES '+parameters.maxBones,parameters.useFog&¶meters.fog?'#define USE_FOG':'',parameters.useFog&¶meters.fogExp2?'#define FOG_EXP2':'',parameters.map?'#define USE_MAP':'',parameters.envMap?'#define USE_ENVMAP':'',parameters.envMap?'#define '+envMapModeDefine:'',parameters.lightMap?'#define USE_LIGHTMAP':'',parameters.aoMap?'#define USE_AOMAP':'',parameters.emissiveMap?'#define USE_EMISSIVEMAP':'',parameters.bumpMap?'#define USE_BUMPMAP':'',parameters.normalMap?'#define USE_NORMALMAP':'',parameters.normalMap&¶meters.objectSpaceNormalMap?'#define OBJECTSPACE_NORMALMAP':'',parameters.normalMap&¶meters.tangentSpaceNormalMap?'#define TANGENTSPACE_NORMALMAP':'',parameters.clearcoatMap?'#define USE_CLEARCOATMAP':'',parameters.clearcoatRoughnessMap?'#define USE_CLEARCOAT_ROUGHNESSMAP':'',parameters.clearcoatNormalMap?'#define USE_CLEARCOAT_NORMALMAP':'',parameters.displacementMap&¶meters.supportsVertexTextures?'#define USE_DISPLACEMENTMAP':'',parameters.specularMap?'#define USE_SPECULARMAP':'',parameters.roughnessMap?'#define USE_ROUGHNESSMAP':'',parameters.metalnessMap?'#define USE_METALNESSMAP':'',parameters.alphaMap?'#define USE_ALPHAMAP':'',parameters.vertexTangents?'#define USE_TANGENT':'',parameters.vertexColors?'#define USE_COLOR':'',parameters.vertexUvs?'#define USE_UV':'',parameters.uvsVertexOnly?'#define UVS_VERTEX_ONLY':'',parameters.flatShading?'#define FLAT_SHADED':'',parameters.skinning?'#define USE_SKINNING':'',parameters.useVertexTexture?'#define BONE_TEXTURE':'',parameters.morphTargets?'#define USE_MORPHTARGETS':'',parameters.morphNormals&¶meters.flatShading===false?'#define USE_MORPHNORMALS':'',parameters.doubleSided?'#define DOUBLE_SIDED':'',parameters.flipSided?'#define FLIP_SIDED':'',parameters.shadowMapEnabled?'#define USE_SHADOWMAP':'',parameters.shadowMapEnabled?'#define '+shadowMapTypeDefine:'',parameters.sizeAttenuation?'#define USE_SIZEATTENUATION':'',parameters.logarithmicDepthBuffer?'#define USE_LOGDEPTHBUF':'',parameters.logarithmicDepthBuffer&¶meters.rendererExtensionFragDepth?'#define USE_LOGDEPTHBUF_EXT':'','uniform mat4 modelMatrix;','uniform mat4 modelViewMatrix;','uniform mat4 projectionMatrix;','uniform mat4 viewMatrix;','uniform mat3 normalMatrix;','uniform vec3 cameraPosition;','uniform bool isOrthographic;','#ifdef USE_INSTANCING',' attribute mat4 instanceMatrix;','#endif','attribute vec3 position;','attribute vec3 normal;','attribute vec2 uv;','#ifdef USE_TANGENT',' attribute vec4 tangent;','#endif','#ifdef USE_COLOR',' attribute vec3 color;','#endif','#ifdef USE_MORPHTARGETS',' attribute vec3 morphTarget0;',' attribute vec3 morphTarget1;',' attribute vec3 morphTarget2;',' attribute vec3 morphTarget3;',' #ifdef USE_MORPHNORMALS',' attribute vec3 morphNormal0;',' attribute vec3 morphNormal1;',' attribute vec3 morphNormal2;',' attribute vec3 morphNormal3;',' #else',' attribute vec3 morphTarget4;',' attribute vec3 morphTarget5;',' attribute vec3 morphTarget6;',' attribute vec3 morphTarget7;',' #endif','#endif','#ifdef USE_SKINNING',' attribute vec4 skinIndex;',' attribute vec4 skinWeight;','#endif','\n'].filter(filterEmptyLine$1).join('\n');prefixFragment=[customExtensions,generatePrecision$1(parameters),'#define SHADER_NAME '+parameters.shaderName,customDefines,parameters.alphaTest?'#define ALPHATEST '+parameters.alphaTest+(parameters.alphaTest%1?'':'.0'):'',// add '.0' if integer -'#define GAMMA_FACTOR '+gammaFactorDefine,parameters.useFog&¶meters.fog?'#define USE_FOG':'',parameters.useFog&¶meters.fogExp2?'#define FOG_EXP2':'',parameters.map?'#define USE_MAP':'',parameters.matcap?'#define USE_MATCAP':'',parameters.envMap?'#define USE_ENVMAP':'',parameters.envMap?'#define '+envMapTypeDefine:'',parameters.envMap?'#define '+envMapModeDefine:'',parameters.envMap?'#define '+envMapBlendingDefine:'',parameters.lightMap?'#define USE_LIGHTMAP':'',parameters.aoMap?'#define USE_AOMAP':'',parameters.emissiveMap?'#define USE_EMISSIVEMAP':'',parameters.bumpMap?'#define USE_BUMPMAP':'',parameters.normalMap?'#define USE_NORMALMAP':'',parameters.normalMap&¶meters.objectSpaceNormalMap?'#define OBJECTSPACE_NORMALMAP':'',parameters.normalMap&¶meters.tangentSpaceNormalMap?'#define TANGENTSPACE_NORMALMAP':'',parameters.clearcoatMap?'#define USE_CLEARCOATMAP':'',parameters.clearcoatRoughnessMap?'#define USE_CLEARCOAT_ROUGHNESSMAP':'',parameters.clearcoatNormalMap?'#define USE_CLEARCOAT_NORMALMAP':'',parameters.specularMap?'#define USE_SPECULARMAP':'',parameters.roughnessMap?'#define USE_ROUGHNESSMAP':'',parameters.metalnessMap?'#define USE_METALNESSMAP':'',parameters.alphaMap?'#define USE_ALPHAMAP':'',parameters.sheen?'#define USE_SHEEN':'',parameters.vertexTangents?'#define USE_TANGENT':'',parameters.vertexColors?'#define USE_COLOR':'',parameters.vertexUvs?'#define USE_UV':'',parameters.uvsVertexOnly?'#define UVS_VERTEX_ONLY':'',parameters.gradientMap?'#define USE_GRADIENTMAP':'',parameters.flatShading?'#define FLAT_SHADED':'',parameters.doubleSided?'#define DOUBLE_SIDED':'',parameters.flipSided?'#define FLIP_SIDED':'',parameters.shadowMapEnabled?'#define USE_SHADOWMAP':'',parameters.shadowMapEnabled?'#define '+shadowMapTypeDefine:'',parameters.premultipliedAlpha?'#define PREMULTIPLIED_ALPHA':'',parameters.physicallyCorrectLights?'#define PHYSICALLY_CORRECT_LIGHTS':'',parameters.logarithmicDepthBuffer?'#define USE_LOGDEPTHBUF':'',parameters.logarithmicDepthBuffer&¶meters.rendererExtensionFragDepth?'#define USE_LOGDEPTHBUF_EXT':'',(parameters.extensionShaderTextureLOD||parameters.envMap)&¶meters.rendererExtensionShaderTextureLod?'#define TEXTURE_LOD_EXT':'','uniform mat4 viewMatrix;','uniform vec3 cameraPosition;','uniform bool isOrthographic;',parameters.toneMapping!==NoToneMapping$1?'#define TONE_MAPPING':'',parameters.toneMapping!==NoToneMapping$1?ShaderChunk$1['tonemapping_pars_fragment']:'',// this code is required here because it is used by the toneMapping() function defined below -parameters.toneMapping!==NoToneMapping$1?getToneMappingFunction$1('toneMapping',parameters.toneMapping):'',parameters.dithering?'#define DITHERING':'',parameters.outputEncoding||parameters.mapEncoding||parameters.matcapEncoding||parameters.envMapEncoding||parameters.emissiveMapEncoding||parameters.lightMapEncoding?ShaderChunk$1['encodings_pars_fragment']:'',// this code is required here because it is used by the various encoding/decoding function defined below -parameters.mapEncoding?getTexelDecodingFunction$1('mapTexelToLinear',parameters.mapEncoding):'',parameters.matcapEncoding?getTexelDecodingFunction$1('matcapTexelToLinear',parameters.matcapEncoding):'',parameters.envMapEncoding?getTexelDecodingFunction$1('envMapTexelToLinear',parameters.envMapEncoding):'',parameters.emissiveMapEncoding?getTexelDecodingFunction$1('emissiveMapTexelToLinear',parameters.emissiveMapEncoding):'',parameters.lightMapEncoding?getTexelDecodingFunction$1('lightMapTexelToLinear',parameters.lightMapEncoding):'',parameters.outputEncoding?getTexelEncodingFunction$1('linearToOutputTexel',parameters.outputEncoding):'',parameters.depthPacking?'#define DEPTH_PACKING '+parameters.depthPacking:'','\n'].filter(filterEmptyLine$1).join('\n');}vertexShader=resolveIncludes$1(vertexShader);vertexShader=replaceLightNums$1(vertexShader,parameters);vertexShader=replaceClippingPlaneNums$1(vertexShader,parameters);fragmentShader=resolveIncludes$1(fragmentShader);fragmentShader=replaceLightNums$1(fragmentShader,parameters);fragmentShader=replaceClippingPlaneNums$1(fragmentShader,parameters);vertexShader=unrollLoops$1(vertexShader);fragmentShader=unrollLoops$1(fragmentShader);if(parameters.isWebGL2&&!parameters.isRawShaderMaterial){var isGLSL3ShaderMaterial=false;var versionRegex=/^\s*#version\s+300\s+es\s*\n/;if(parameters.isShaderMaterial&&vertexShader.match(versionRegex)!==null&&fragmentShader.match(versionRegex)!==null){isGLSL3ShaderMaterial=true;vertexShader=vertexShader.replace(versionRegex,'');fragmentShader=fragmentShader.replace(versionRegex,'');}// GLSL 3.0 conversion -prefixVertex=['#version 300 es\n','#define attribute in','#define varying out','#define texture2D texture'].join('\n')+'\n'+prefixVertex;prefixFragment=['#version 300 es\n','#define varying in',isGLSL3ShaderMaterial?'':'out highp vec4 pc_fragColor;',isGLSL3ShaderMaterial?'':'#define gl_FragColor pc_fragColor','#define gl_FragDepthEXT gl_FragDepth','#define texture2D texture','#define textureCube texture','#define texture2DProj textureProj','#define texture2DLodEXT textureLod','#define texture2DProjLodEXT textureProjLod','#define textureCubeLodEXT textureLod','#define texture2DGradEXT textureGrad','#define texture2DProjGradEXT textureProjGrad','#define textureCubeGradEXT textureGrad'].join('\n')+'\n'+prefixFragment;}var vertexGlsl=prefixVertex+vertexShader;var fragmentGlsl=prefixFragment+fragmentShader;// console.log( '*VERTEX*', vertexGlsl ); -// console.log( '*FRAGMENT*', fragmentGlsl ); -var glVertexShader=WebGLShader$1(gl,35633,vertexGlsl);var glFragmentShader=WebGLShader$1(gl,35632,fragmentGlsl);gl.attachShader(program,glVertexShader);gl.attachShader(program,glFragmentShader);// Force a particular attribute to index 0. -if(parameters.index0AttributeName!==undefined){gl.bindAttribLocation(program,0,parameters.index0AttributeName);}else if(parameters.morphTargets===true){// programs with morphTargets displace position out of attribute 0 -gl.bindAttribLocation(program,0,'position');}gl.linkProgram(program);// check for link errors -if(renderer.debug.checkShaderErrors){var programLog=gl.getProgramInfoLog(program).trim();var vertexLog=gl.getShaderInfoLog(glVertexShader).trim();var fragmentLog=gl.getShaderInfoLog(glFragmentShader).trim();var runnable=true;var haveDiagnostics=true;if(gl.getProgramParameter(program,35714)===false){runnable=false;var vertexErrors=getShaderErrors$1(gl,glVertexShader,'vertex');var fragmentErrors=getShaderErrors$1(gl,glFragmentShader,'fragment');console.error('THREE.WebGLProgram: shader error: ',gl.getError(),'35715',gl.getProgramParameter(program,35715),'gl.getProgramInfoLog',programLog,vertexErrors,fragmentErrors);}else if(programLog!==''){console.warn('THREE.WebGLProgram: gl.getProgramInfoLog()',programLog);}else if(vertexLog===''||fragmentLog===''){haveDiagnostics=false;}if(haveDiagnostics){this.diagnostics={runnable:runnable,programLog:programLog,vertexShader:{log:vertexLog,prefix:prefixVertex},fragmentShader:{log:fragmentLog,prefix:prefixFragment}};}}// Clean up -// Crashes in iOS9 and iOS10. #18402 -// gl.detachShader( program, glVertexShader ); -// gl.detachShader( program, glFragmentShader ); -gl.deleteShader(glVertexShader);gl.deleteShader(glFragmentShader);// set up caching for uniform locations -var cachedUniforms;this.getUniforms=function(){if(cachedUniforms===undefined){cachedUniforms=new WebGLUniforms$1(gl,program);}return cachedUniforms;};// set up caching for attribute locations -var cachedAttributes;this.getAttributes=function(){if(cachedAttributes===undefined){cachedAttributes=fetchAttributeLocations$1(gl,program);}return cachedAttributes;};// free resource -this.destroy=function(){gl.deleteProgram(program);this.program=undefined;};// -this.name=parameters.shaderName;this.id=programIdCount$1++;this.cacheKey=cacheKey;this.usedTimes=1;this.program=program;this.vertexShader=glVertexShader;this.fragmentShader=glFragmentShader;return this;}/** - * @author mrdoob / http://mrdoob.com/ - */function WebGLPrograms$1(renderer,extensions,capabilities){var programs=[];var isWebGL2=capabilities.isWebGL2;var logarithmicDepthBuffer=capabilities.logarithmicDepthBuffer;var floatVertexTextures=capabilities.floatVertexTextures;var precision=capabilities.precision;var maxVertexUniforms=capabilities.maxVertexUniforms;var vertexTextures=capabilities.vertexTextures;var shaderIDs={MeshDepthMaterial:'depth',MeshDistanceMaterial:'distanceRGBA',MeshNormalMaterial:'normal',MeshBasicMaterial:'basic',MeshLambertMaterial:'lambert',MeshPhongMaterial:'phong',MeshToonMaterial:'toon',MeshStandardMaterial:'physical',MeshPhysicalMaterial:'physical',MeshMatcapMaterial:'matcap',LineBasicMaterial:'basic',LineDashedMaterial:'dashed',PointsMaterial:'points',ShadowMaterial:'shadow',SpriteMaterial:'sprite'};var parameterNames=["precision","isWebGL2","supportsVertexTextures","outputEncoding","instancing","map","mapEncoding","matcap","matcapEncoding","envMap","envMapMode","envMapEncoding","envMapCubeUV","lightMap","lightMapEncoding","aoMap","emissiveMap","emissiveMapEncoding","bumpMap","normalMap","objectSpaceNormalMap","tangentSpaceNormalMap","clearcoatMap","clearcoatRoughnessMap","clearcoatNormalMap","displacementMap","specularMap","roughnessMap","metalnessMap","gradientMap","alphaMap","combine","vertexColors","vertexTangents","vertexUvs","uvsVertexOnly","fog","useFog","fogExp2","flatShading","sizeAttenuation","logarithmicDepthBuffer","skinning","maxBones","useVertexTexture","morphTargets","morphNormals","maxMorphTargets","maxMorphNormals","premultipliedAlpha","numDirLights","numPointLights","numSpotLights","numHemiLights","numRectAreaLights","numDirLightShadows","numPointLightShadows","numSpotLightShadows","shadowMapEnabled","shadowMapType","toneMapping",'physicallyCorrectLights',"alphaTest","doubleSided","flipSided","numClippingPlanes","numClipIntersection","depthPacking","dithering","sheen"];function getShaderObject(material,shaderID){var shaderobject;if(shaderID){var shader=ShaderLib$1[shaderID];shaderobject={name:material.type,uniforms:UniformsUtils$1.clone(shader.uniforms),vertexShader:shader.vertexShader,fragmentShader:shader.fragmentShader};}else{shaderobject={name:material.type,uniforms:material.uniforms,vertexShader:material.vertexShader,fragmentShader:material.fragmentShader};}return shaderobject;}function allocateBones(object){var skeleton=object.skeleton;var bones=skeleton.bones;if(floatVertexTextures){return 1024;}else{// default for when object is not specified -// ( for example when prebuilding shader to be used with multiple objects ) -// -// - leave some extra space for other uniforms -// - limit here is ANGLE's 254 max uniform vectors -// (up to 54 should be safe) -var nVertexUniforms=maxVertexUniforms;var nVertexMatrices=Math.floor((nVertexUniforms-20)/4);var maxBones=Math.min(nVertexMatrices,bones.length);if(maxBones0,maxBones:maxBones,useVertexTexture:floatVertexTextures,morphTargets:material.morphTargets,morphNormals:material.morphNormals,maxMorphTargets:renderer.maxMorphTargets,maxMorphNormals:renderer.maxMorphNormals,numDirLights:lights.directional.length,numPointLights:lights.point.length,numSpotLights:lights.spot.length,numRectAreaLights:lights.rectArea.length,numHemiLights:lights.hemi.length,numDirLightShadows:lights.directionalShadowMap.length,numPointLightShadows:lights.pointShadowMap.length,numSpotLightShadows:lights.spotShadowMap.length,numClippingPlanes:nClipPlanes,numClipIntersection:nClipIntersection,dithering:material.dithering,shadowMapEnabled:renderer.shadowMap.enabled&&shadows.length>0,shadowMapType:renderer.shadowMap.type,toneMapping:material.toneMapped?renderer.toneMapping:NoToneMapping$1,physicallyCorrectLights:renderer.physicallyCorrectLights,premultipliedAlpha:material.premultipliedAlpha,alphaTest:material.alphaTest,doubleSided:material.side===DoubleSide$1,flipSided:material.side===BackSide$1,depthPacking:material.depthPacking!==undefined?material.depthPacking:false,index0AttributeName:material.index0AttributeName,extensionDerivatives:material.extensions&&material.extensions.derivatives,extensionFragDepth:material.extensions&&material.extensions.fragDepth,extensionDrawBuffers:material.extensions&&material.extensions.drawBuffers,extensionShaderTextureLOD:material.extensions&&material.extensions.shaderTextureLOD,rendererExtensionFragDepth:isWebGL2||extensions.get('EXT_frag_depth')!==null,rendererExtensionDrawBuffers:isWebGL2||extensions.get('WEBGL_draw_buffers')!==null,rendererExtensionShaderTextureLod:isWebGL2||extensions.get('EXT_shader_texture_lod')!==null,onBeforeCompile:material.onBeforeCompile};return parameters;};this.getProgramCacheKey=function(parameters){var array=[];if(parameters.shaderID){array.push(parameters.shaderID);}else{array.push(parameters.fragmentShader);array.push(parameters.vertexShader);}if(parameters.defines!==undefined){for(var name in parameters.defines){array.push(name);array.push(parameters.defines[name]);}}if(parameters.isRawShaderMaterial===undefined){for(var i=0;i1)opaque.sort(customOpaqueSort||painterSortStable$1);if(transparent.length>1)transparent.sort(customTransparentSort||reversePainterSortStable$1);}function finish(){// Clear references from inactive renderItems in the list -for(var i=renderItemsIndex,il=renderItems.length;i, - * - * map: new THREE.Texture( ), - * - * alphaMap: new THREE.Texture( ), - * - * displacementMap: new THREE.Texture( ), - * displacementScale: , - * displacementBias: , - * - * wireframe: , - * wireframeLinewidth: - * } - */function MeshDepthMaterial$1(parameters){Material$1.call(this);this.type='MeshDepthMaterial';this.depthPacking=BasicDepthPacking$1;this.skinning=false;this.morphTargets=false;this.map=null;this.alphaMap=null;this.displacementMap=null;this.displacementScale=1;this.displacementBias=0;this.wireframe=false;this.wireframeLinewidth=1;this.fog=false;this.setValues(parameters);}MeshDepthMaterial$1.prototype=Object.create(Material$1.prototype);MeshDepthMaterial$1.prototype.constructor=MeshDepthMaterial$1;MeshDepthMaterial$1.prototype.isMeshDepthMaterial=true;MeshDepthMaterial$1.prototype.copy=function(source){Material$1.prototype.copy.call(this,source);this.depthPacking=source.depthPacking;this.skinning=source.skinning;this.morphTargets=source.morphTargets;this.map=source.map;this.alphaMap=source.alphaMap;this.displacementMap=source.displacementMap;this.displacementScale=source.displacementScale;this.displacementBias=source.displacementBias;this.wireframe=source.wireframe;this.wireframeLinewidth=source.wireframeLinewidth;return this;};/** - * @author WestLangley / http://github.com/WestLangley - * - * parameters = { - * - * referencePosition: , - * nearDistance: , - * farDistance: , - * - * skinning: , - * morphTargets: , - * - * map: new THREE.Texture( ), - * - * alphaMap: new THREE.Texture( ), - * - * displacementMap: new THREE.Texture( ), - * displacementScale: , - * displacementBias: - * - * } - */function MeshDistanceMaterial$1(parameters){Material$1.call(this);this.type='MeshDistanceMaterial';this.referencePosition=new Vector3$1();this.nearDistance=1;this.farDistance=1000;this.skinning=false;this.morphTargets=false;this.map=null;this.alphaMap=null;this.displacementMap=null;this.displacementScale=1;this.displacementBias=0;this.fog=false;this.setValues(parameters);}MeshDistanceMaterial$1.prototype=Object.create(Material$1.prototype);MeshDistanceMaterial$1.prototype.constructor=MeshDistanceMaterial$1;MeshDistanceMaterial$1.prototype.isMeshDistanceMaterial=true;MeshDistanceMaterial$1.prototype.copy=function(source){Material$1.prototype.copy.call(this,source);this.referencePosition.copy(source.referencePosition);this.nearDistance=source.nearDistance;this.farDistance=source.farDistance;this.skinning=source.skinning;this.morphTargets=source.morphTargets;this.map=source.map;this.alphaMap=source.alphaMap;this.displacementMap=source.displacementMap;this.displacementScale=source.displacementScale;this.displacementBias=source.displacementBias;return this;};var vsm_frag$1="uniform sampler2D shadow_pass;\nuniform vec2 resolution;\nuniform float radius;\n#include \nvoid main() {\n float mean = 0.0;\n float squared_mean = 0.0;\n\tfloat depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy ) / resolution ) );\n for ( float i = -1.0; i < 1.0 ; i += SAMPLE_RATE) {\n #ifdef HORIZONAL_PASS\n vec2 distribution = unpackRGBATo2Half( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( i, 0.0 ) * radius ) / resolution ) );\n mean += distribution.x;\n squared_mean += distribution.y * distribution.y + distribution.x * distribution.x;\n #else\n float depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( 0.0, i ) * radius ) / resolution ) );\n mean += depth;\n squared_mean += depth * depth;\n #endif\n }\n mean = mean * HALF_SAMPLE_RATE;\n squared_mean = squared_mean * HALF_SAMPLE_RATE;\n float std_dev = sqrt( squared_mean - mean * mean );\n gl_FragColor = pack2HalfToRGBA( vec2( mean, std_dev ) );\n}";var vsm_vert$1="void main() {\n\tgl_Position = vec4( position, 1.0 );\n}";/** - * @author alteredq / http://alteredqualia.com/ - * @author mrdoob / http://mrdoob.com/ - */function WebGLShadowMap$1(_renderer,_objects,maxTextureSize){var _frustum=new Frustum$1(),_shadowMapSize=new Vector2$1(),_viewportSize=new Vector2$1(),_viewport=new Vector4$1(),_depthMaterials=[],_distanceMaterials=[],_materialCache={};var shadowSide={0:BackSide$1,1:FrontSide$1,2:DoubleSide$1};var shadowMaterialVertical=new ShaderMaterial$1({defines:{SAMPLE_RATE:2.0/8.0,HALF_SAMPLE_RATE:1.0/8.0},uniforms:{shadow_pass:{value:null},resolution:{value:new Vector2$1()},radius:{value:4.0}},vertexShader:vsm_vert$1,fragmentShader:vsm_frag$1});var shadowMaterialHorizonal=shadowMaterialVertical.clone();shadowMaterialHorizonal.defines.HORIZONAL_PASS=1;var fullScreenTri=new BufferGeometry$1();fullScreenTri.setAttribute("position",new BufferAttribute$1(new Float32Array([-1,-1,0.5,3,-1,0.5,-1,3,0.5]),3));var fullScreenMesh=new Mesh$1(fullScreenTri,shadowMaterialVertical);var scope=this;this.enabled=false;this.autoUpdate=true;this.needsUpdate=false;this.type=PCFShadowMap$1;this.render=function(lights,scene,camera){if(scope.enabled===false)return;if(scope.autoUpdate===false&&scope.needsUpdate===false)return;if(lights.length===0)return;var currentRenderTarget=_renderer.getRenderTarget();var activeCubeFace=_renderer.getActiveCubeFace();var activeMipmapLevel=_renderer.getActiveMipmapLevel();var _state=_renderer.state;// Set GL state for depth map. -_state.setBlending(NoBlending$1);_state.buffers.color.setClear(1,1,1,1);_state.buffers.depth.setTest(true);_state.setScissorTest(false);// render depth map -for(var i=0,il=lights.length;imaxTextureSize||_shadowMapSize.y>maxTextureSize){if(_shadowMapSize.x>maxTextureSize){_viewportSize.x=Math.floor(maxTextureSize/shadowFrameExtents.x);_shadowMapSize.x=_viewportSize.x*shadowFrameExtents.x;shadow.mapSize.x=_viewportSize.x;}if(_shadowMapSize.y>maxTextureSize){_viewportSize.y=Math.floor(maxTextureSize/shadowFrameExtents.y);_shadowMapSize.y=_viewportSize.y*shadowFrameExtents.y;shadow.mapSize.y=_viewportSize.y;}}if(shadow.map===null&&!shadow.isPointLightShadow&&this.type===VSMShadowMap$1){var pars={minFilter:LinearFilter$1,magFilter:LinearFilter$1,format:RGBAFormat$1};shadow.map=new WebGLRenderTarget$1(_shadowMapSize.x,_shadowMapSize.y,pars);shadow.map.texture.name=light.name+".shadowMap";shadow.mapPass=new WebGLRenderTarget$1(_shadowMapSize.x,_shadowMapSize.y,pars);shadow.camera.updateProjectionMatrix();}if(shadow.map===null){var pars={minFilter:NearestFilter$1,magFilter:NearestFilter$1,format:RGBAFormat$1};shadow.map=new WebGLRenderTarget$1(_shadowMapSize.x,_shadowMapSize.y,pars);shadow.map.texture.name=light.name+".shadowMap";shadow.camera.updateProjectionMatrix();}_renderer.setRenderTarget(shadow.map);_renderer.clear();var viewportCount=shadow.getViewportCount();for(var vp=0;vp0;}var useSkinning=false;if(object.isSkinnedMesh===true){if(material.skinning===true){useSkinning=true;}else{console.warn('THREE.WebGLShadowMap: THREE.SkinnedMesh with material.skinning set to false:',object);}}var useInstancing=object.isInstancedMesh===true;result=getMaterialVariant(useMorphing,useSkinning,useInstancing);}else{result=customMaterial;}if(_renderer.localClippingEnabled&&material.clipShadows===true&&material.clippingPlanes.length!==0){// in this case we need a unique material instance reflecting the -// appropriate state -var keyA=result.uuid,keyB=material.uuid;var materialsForVariant=_materialCache[keyA];if(materialsForVariant===undefined){materialsForVariant={};_materialCache[keyA]=materialsForVariant;}var cachedMaterial=materialsForVariant[keyB];if(cachedMaterial===undefined){cachedMaterial=result.clone();materialsForVariant[keyB]=cachedMaterial;}result=cachedMaterial;}result.visible=material.visible;result.wireframe=material.wireframe;if(type===VSMShadowMap$1){result.side=material.shadowSide!==null?material.shadowSide:material.side;}else{result.side=material.shadowSide!==null?material.shadowSide:shadowSide[material.side];}result.clipShadows=material.clipShadows;result.clippingPlanes=material.clippingPlanes;result.clipIntersection=material.clipIntersection;result.wireframeLinewidth=material.wireframeLinewidth;result.linewidth=material.linewidth;if(light.isPointLight===true&&result.isMeshDistanceMaterial===true){result.referencePosition.setFromMatrixPosition(light.matrixWorld);result.nearDistance=shadowCameraNear;result.farDistance=shadowCameraFar;}return result;}function renderObject(object,camera,shadowCamera,light,type){if(object.visible===false)return;var visible=object.layers.test(camera.layers);if(visible&&(object.isMesh||object.isLine||object.isPoints)){if((object.castShadow||object.receiveShadow&&type===VSMShadowMap$1)&&(!object.frustumCulled||_frustum.intersectsObject(object))){object.modelViewMatrix.multiplyMatrices(shadowCamera.matrixWorldInverse,object.matrixWorld);var geometry=_objects.update(object);var material=object.material;if(Array.isArray(material)){var groups=geometry.groups;for(var k=0,kl=groups.length;k=1.0;}else if(glVersion.indexOf('OpenGL ES')!==-1){version=parseFloat(/^OpenGL\ ES\ ([0-9])/.exec(glVersion)[1]);lineWidthAvailable=version>=2.0;}var currentTextureSlot=null;var currentBoundTextures={};var currentScissor=new Vector4$1();var currentViewport=new Vector4$1();function createTexture(type,target,count){var data=new Uint8Array(4);// 4 is required to match default unpack alignment of 4. -var texture=gl.createTexture();gl.bindTexture(type,texture);gl.texParameteri(type,10241,9728);gl.texParameteri(type,10240,9728);for(var i=0;imaxSize||image.height>maxSize){scale=maxSize/Math.max(image.width,image.height);}// only perform resize if necessary -if(scale<1||needsPowerOfTwo===true){// only perform resize for certain image types -if(typeof HTMLImageElement!=='undefined'&&_instanceof(image,HTMLImageElement)||typeof HTMLCanvasElement!=='undefined'&&_instanceof(image,HTMLCanvasElement)||typeof ImageBitmap!=='undefined'&&_instanceof(image,ImageBitmap)){var floor=needsPowerOfTwo?MathUtils$1.floorPowerOfTwo:Math.floor;var width=floor(scale*image.width);var height=floor(scale*image.height);if(_canvas===undefined)_canvas=createCanvas(width,height);// cube textures can't reuse the same canvas -var canvas=needsNewCanvas?createCanvas(width,height):_canvas;canvas.width=width;canvas.height=height;var context=canvas.getContext('2d');context.drawImage(image,0,0,width,height);console.warn('THREE.WebGLRenderer: Texture has been resized from ('+image.width+'x'+image.height+') to ('+width+'x'+height+').');return canvas;}else{if('data'in image){console.warn('THREE.WebGLRenderer: Image in DataTexture is too big ('+image.width+'x'+image.height+').');}return image;}}return image;}function isPowerOfTwo(image){return MathUtils$1.isPowerOfTwo(image.width)&&MathUtils$1.isPowerOfTwo(image.height);}function textureNeedsPowerOfTwo(texture){if(isWebGL2)return false;return texture.wrapS!==ClampToEdgeWrapping$1||texture.wrapT!==ClampToEdgeWrapping$1||texture.minFilter!==NearestFilter$1&&texture.minFilter!==LinearFilter$1;}function textureNeedsGenerateMipmaps(texture,supportsMips){return texture.generateMipmaps&&supportsMips&&texture.minFilter!==NearestFilter$1&&texture.minFilter!==LinearFilter$1;}function generateMipmap(target,texture,width,height){_gl.generateMipmap(target);var textureProperties=properties.get(texture);// Note: Math.log( x ) * Math.LOG2E used instead of Math.log2( x ) which is not supported by IE11 -textureProperties.__maxMipLevel=Math.log(Math.max(width,height))*Math.LOG2E;}function getInternalFormat(internalFormatName,glFormat,glType){if(isWebGL2===false)return glFormat;if(internalFormatName!==null){if(_gl[internalFormatName]!==undefined)return _gl[internalFormatName];console.warn('THREE.WebGLRenderer: Attempt to use non-existing WebGL internal format \''+internalFormatName+'\'');}var internalFormat=glFormat;if(glFormat===6403){if(glType===5126)internalFormat=33326;if(glType===5131)internalFormat=33325;if(glType===5121)internalFormat=33321;}if(glFormat===6407){if(glType===5126)internalFormat=34837;if(glType===5131)internalFormat=34843;if(glType===5121)internalFormat=32849;}if(glFormat===6408){if(glType===5126)internalFormat=34836;if(glType===5131)internalFormat=34842;if(glType===5121)internalFormat=32856;}if(internalFormat===33325||internalFormat===33326||internalFormat===34842||internalFormat===34836){extensions.get('EXT_color_buffer_float');}return internalFormat;}// Fallback filters for non-power-of-2 textures -function filterFallback(f){if(f===NearestFilter$1||f===NearestMipmapNearestFilter$1||f===NearestMipmapLinearFilter$1){return 9728;}return 9729;}// -function onTextureDispose(event){var texture=event.target;texture.removeEventListener('dispose',onTextureDispose);deallocateTexture(texture);if(texture.isVideoTexture){_videoTextures.delete(texture);}info.memory.textures--;}function onRenderTargetDispose(event){var renderTarget=event.target;renderTarget.removeEventListener('dispose',onRenderTargetDispose);deallocateRenderTarget(renderTarget);info.memory.textures--;}// -function deallocateTexture(texture){var textureProperties=properties.get(texture);if(textureProperties.__webglInit===undefined)return;_gl.deleteTexture(textureProperties.__webglTexture);properties.remove(texture);}function deallocateRenderTarget(renderTarget){var renderTargetProperties=properties.get(renderTarget);var textureProperties=properties.get(renderTarget.texture);if(!renderTarget)return;if(textureProperties.__webglTexture!==undefined){_gl.deleteTexture(textureProperties.__webglTexture);}if(renderTarget.depthTexture){renderTarget.depthTexture.dispose();}if(renderTarget.isWebGLCubeRenderTarget){for(var i=0;i<6;i++){_gl.deleteFramebuffer(renderTargetProperties.__webglFramebuffer[i]);if(renderTargetProperties.__webglDepthbuffer)_gl.deleteRenderbuffer(renderTargetProperties.__webglDepthbuffer[i]);}}else{_gl.deleteFramebuffer(renderTargetProperties.__webglFramebuffer);if(renderTargetProperties.__webglDepthbuffer)_gl.deleteRenderbuffer(renderTargetProperties.__webglDepthbuffer);if(renderTargetProperties.__webglMultisampledFramebuffer)_gl.deleteFramebuffer(renderTargetProperties.__webglMultisampledFramebuffer);if(renderTargetProperties.__webglColorRenderbuffer)_gl.deleteRenderbuffer(renderTargetProperties.__webglColorRenderbuffer);if(renderTargetProperties.__webglDepthRenderbuffer)_gl.deleteRenderbuffer(renderTargetProperties.__webglDepthRenderbuffer);}properties.remove(renderTarget.texture);properties.remove(renderTarget);}// -var textureUnits=0;function resetTextureUnits(){textureUnits=0;}function allocateTextureUnit(){var textureUnit=textureUnits;if(textureUnit>=maxTextures){console.warn('THREE.WebGLTextures: Trying to use '+textureUnit+' texture units while this GPU supports only '+maxTextures);}textureUnits+=1;return textureUnit;}// -function setTexture2D(texture,slot){var textureProperties=properties.get(texture);if(texture.isVideoTexture)updateVideoTexture(texture);if(texture.version>0&&textureProperties.__version!==texture.version){var image=texture.image;if(image===undefined){console.warn('THREE.WebGLRenderer: Texture marked for update but image is undefined');}else if(image.complete===false){console.warn('THREE.WebGLRenderer: Texture marked for update but image is incomplete');}else{uploadTexture(textureProperties,texture,slot);return;}}state.activeTexture(33984+slot);state.bindTexture(3553,textureProperties.__webglTexture);}function setTexture2DArray(texture,slot){var textureProperties=properties.get(texture);if(texture.version>0&&textureProperties.__version!==texture.version){uploadTexture(textureProperties,texture,slot);return;}state.activeTexture(33984+slot);state.bindTexture(35866,textureProperties.__webglTexture);}function setTexture3D(texture,slot){var textureProperties=properties.get(texture);if(texture.version>0&&textureProperties.__version!==texture.version){uploadTexture(textureProperties,texture,slot);return;}state.activeTexture(33984+slot);state.bindTexture(32879,textureProperties.__webglTexture);}function setTextureCube(texture,slot){if(texture.image.length!==6)return;var textureProperties=properties.get(texture);if(texture.version>0&&textureProperties.__version!==texture.version){initTexture(textureProperties,texture);state.activeTexture(33984+slot);state.bindTexture(34067,textureProperties.__webglTexture);_gl.pixelStorei(37440,texture.flipY);var isCompressed=texture&&(texture.isCompressedTexture||texture.image[0].isCompressedTexture);var isDataTexture=texture.image[0]&&texture.image[0].isDataTexture;var cubeImage=[];for(var i=0;i<6;i++){if(!isCompressed&&!isDataTexture){cubeImage[i]=resizeImage(texture.image[i],false,true,maxCubemapSize);}else{cubeImage[i]=isDataTexture?texture.image[i].image:texture.image[i];}}var image=cubeImage[0],supportsMips=isPowerOfTwo(image)||isWebGL2,glFormat=utils.convert(texture.format),glType=utils.convert(texture.type),glInternalFormat=getInternalFormat(texture.internalFormat,glFormat,glType);setTextureParameters(34067,texture,supportsMips);var mipmaps;if(isCompressed){for(var i=0;i<6;i++){mipmaps=cubeImage[i].mipmaps;for(var j=0;j1||properties.get(texture).__currentAnisotropy){_gl.texParameterf(textureType,extension.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(texture.anisotropy,capabilities.getMaxAnisotropy()));properties.get(texture).__currentAnisotropy=texture.anisotropy;}}}function initTexture(textureProperties,texture){if(textureProperties.__webglInit===undefined){textureProperties.__webglInit=true;texture.addEventListener('dispose',onTextureDispose);textureProperties.__webglTexture=_gl.createTexture();info.memory.textures++;}}function uploadTexture(textureProperties,texture,slot){var textureType=3553;if(texture.isDataTexture2DArray)textureType=35866;if(texture.isDataTexture3D)textureType=32879;initTexture(textureProperties,texture);state.activeTexture(33984+slot);state.bindTexture(textureType,textureProperties.__webglTexture);_gl.pixelStorei(37440,texture.flipY);_gl.pixelStorei(37441,texture.premultiplyAlpha);_gl.pixelStorei(3317,texture.unpackAlignment);var needsPowerOfTwo=textureNeedsPowerOfTwo(texture)&&isPowerOfTwo(texture.image)===false;var image=resizeImage(texture.image,needsPowerOfTwo,false,maxTextureSize);var supportsMips=isPowerOfTwo(image)||isWebGL2,glFormat=utils.convert(texture.format),glType=utils.convert(texture.type),glInternalFormat=getInternalFormat(texture.internalFormat,glFormat,glType);setTextureParameters(textureType,texture,supportsMips);var mipmap,mipmaps=texture.mipmaps;if(texture.isDepthTexture){// populate depth texture with dummy data -glInternalFormat=6402;if(isWebGL2){if(texture.type===FloatType$1){glInternalFormat=36012;}else if(texture.type===UnsignedIntType$1){glInternalFormat=33190;}else if(texture.type===UnsignedInt248Type$1){glInternalFormat=35056;}else{glInternalFormat=33189;// WebGL2 requires sized internalformat for glTexImage2D -}}else{if(texture.type===FloatType$1){console.error('WebGLRenderer: Floating point depth texture requires WebGL2.');}}// validation checks for WebGL 1 -if(texture.format===DepthFormat$1&&glInternalFormat===6402){// The error INVALID_OPERATION is generated by texImage2D if format and internalformat are -// DEPTH_COMPONENT and type is not UNSIGNED_SHORT or UNSIGNED_INT -// (https://www.khronos.org/registry/webgl/extensions/WEBGL_depth_texture/) -if(texture.type!==UnsignedShortType$1&&texture.type!==UnsignedIntType$1){console.warn('THREE.WebGLRenderer: Use UnsignedShortType or UnsignedIntType for DepthFormat DepthTexture.');texture.type=UnsignedShortType$1;glType=utils.convert(texture.type);}}if(texture.format===DepthStencilFormat$1&&glInternalFormat===6402){// Depth stencil textures need the DEPTH_STENCIL internal format -// (https://www.khronos.org/registry/webgl/extensions/WEBGL_depth_texture/) -glInternalFormat=34041;// The error INVALID_OPERATION is generated by texImage2D if format and internalformat are -// DEPTH_STENCIL and type is not UNSIGNED_INT_24_8_WEBGL. -// (https://www.khronos.org/registry/webgl/extensions/WEBGL_depth_texture/) -if(texture.type!==UnsignedInt248Type$1){console.warn('THREE.WebGLRenderer: Use UnsignedInt248Type for DepthStencilFormat DepthTexture.');texture.type=UnsignedInt248Type$1;glType=utils.convert(texture.type);}}// -state.texImage2D(3553,0,glInternalFormat,image.width,image.height,0,glFormat,glType,null);}else if(texture.isDataTexture){// use manually created mipmaps if available -// if there are no manual mipmaps -// set 0 level mipmap and then use GL to generate other mipmap levels -if(mipmaps.length>0&&supportsMips){for(var i=0,il=mipmaps.length;i0&&supportsMips){for(var i=0,il=mipmaps.length;i=0){var geometryAttribute=geometryAttributes[name];if(geometryAttribute!==undefined){var normalized=geometryAttribute.normalized;var size=geometryAttribute.itemSize;var attribute=attributes.get(geometryAttribute);// TODO Attribute may not be available on context restore -if(attribute===undefined)continue;var buffer=attribute.buffer;var type=attribute.type;var bytesPerElement=attribute.bytesPerElement;if(geometryAttribute.isInterleavedBufferAttribute){var data=geometryAttribute.data;var stride=data.stride;var offset=geometryAttribute.offset;if(data&&data.isInstancedInterleavedBuffer){state.enableAttributeAndDivisor(programAttribute,data.meshPerAttribute);if(geometry._maxInstanceCount===undefined){geometry._maxInstanceCount=data.meshPerAttribute*data.count;}}else{state.enableAttribute(programAttribute);}_gl.bindBuffer(34962,buffer);state.vertexAttribPointer(programAttribute,size,type,normalized,stride*bytesPerElement,offset*bytesPerElement);}else{if(geometryAttribute.isInstancedBufferAttribute){state.enableAttributeAndDivisor(programAttribute,geometryAttribute.meshPerAttribute);if(geometry._maxInstanceCount===undefined){geometry._maxInstanceCount=geometryAttribute.meshPerAttribute*geometryAttribute.count;}}else{state.enableAttribute(programAttribute);}_gl.bindBuffer(34962,buffer);state.vertexAttribPointer(programAttribute,size,type,normalized,0,0);}}else if(name==='instanceMatrix'){var attribute=attributes.get(object.instanceMatrix);// TODO Attribute may not be available on context restore -if(attribute===undefined)continue;var buffer=attribute.buffer;var type=attribute.type;state.enableAttributeAndDivisor(programAttribute+0,1);state.enableAttributeAndDivisor(programAttribute+1,1);state.enableAttributeAndDivisor(programAttribute+2,1);state.enableAttributeAndDivisor(programAttribute+3,1);_gl.bindBuffer(34962,buffer);_gl.vertexAttribPointer(programAttribute+0,4,type,false,64,0);_gl.vertexAttribPointer(programAttribute+1,4,type,false,64,16);_gl.vertexAttribPointer(programAttribute+2,4,type,false,64,32);_gl.vertexAttribPointer(programAttribute+3,4,type,false,64,48);}else if(materialDefaultAttributeValues!==undefined){var value=materialDefaultAttributeValues[name];if(value!==undefined){switch(value.length){case 2:_gl.vertexAttrib2fv(programAttribute,value);break;case 3:_gl.vertexAttrib3fv(programAttribute,value);break;case 4:_gl.vertexAttrib4fv(programAttribute,value);break;default:_gl.vertexAttrib1fv(programAttribute,value);}}}}}state.disableUnusedAttributes();}// Compile -this.compile=function(scene,camera){currentRenderState=renderStates.get(scene,camera);currentRenderState.init();scene.traverse(function(object){if(object.isLight){currentRenderState.pushLight(object);if(object.castShadow){currentRenderState.pushShadow(object);}}});currentRenderState.setupLights(camera);var compiled={};scene.traverse(function(object){var material=object.material;if(material){if(Array.isArray(material)){for(var _i22=0;_i22=0){material.numSupportedMorphTargets++;}}}if(material.morphNormals){material.numSupportedMorphNormals=0;for(var i=0;i<_this.maxMorphNormals;i++){if(programAttributes['morphNormal'+i]>=0){material.numSupportedMorphNormals++;}}}var uniforms=materialProperties.uniforms;if(!material.isShaderMaterial&&!material.isRawShaderMaterial||material.clipping===true){materialProperties.numClippingPlanes=_clipping.numPlanes;materialProperties.numIntersection=_clipping.numIntersection;uniforms.clippingPlanes=_clipping.uniform;}materialProperties.environment=material.isMeshStandardMaterial?scene.environment:null;materialProperties.fog=scene.fog;// store the light setup it was created for -materialProperties.needsLights=materialNeedsLights(material);materialProperties.lightsStateVersion=lightsStateVersion;if(materialProperties.needsLights){// wire up the material to this renderer's lighting state -uniforms.ambientLightColor.value=lights.state.ambient;uniforms.lightProbe.value=lights.state.probe;uniforms.directionalLights.value=lights.state.directional;uniforms.directionalLightShadows.value=lights.state.directionalShadow;uniforms.spotLights.value=lights.state.spot;uniforms.spotLightShadows.value=lights.state.spotShadow;uniforms.rectAreaLights.value=lights.state.rectArea;uniforms.pointLights.value=lights.state.point;uniforms.pointLightShadows.value=lights.state.pointShadow;uniforms.hemisphereLights.value=lights.state.hemi;uniforms.directionalShadowMap.value=lights.state.directionalShadowMap;uniforms.directionalShadowMatrix.value=lights.state.directionalShadowMatrix;uniforms.spotShadowMap.value=lights.state.spotShadowMap;uniforms.spotShadowMatrix.value=lights.state.spotShadowMatrix;uniforms.pointShadowMap.value=lights.state.pointShadowMap;uniforms.pointShadowMatrix.value=lights.state.pointShadowMatrix;// TODO (abelnation): add area lights shadow info to uniforms -}var progUniforms=materialProperties.program.getUniforms(),uniformsList=WebGLUniforms$1.seqWithValue(progUniforms.seq,uniforms);materialProperties.uniformsList=uniformsList;}function setProgram(camera,scene,material,object){textures.resetTextureUnits();var fog=scene.fog;var environment=material.isMeshStandardMaterial?scene.environment:null;var encoding=_currentRenderTarget===null?_this.outputEncoding:_currentRenderTarget.texture.encoding;var materialProperties=properties.get(material);var lights=currentRenderState.state.lights;if(_clippingEnabled){if(_localClippingEnabled||camera!==_currentCamera){var useCache=camera===_currentCamera&&material.id===_currentMaterialId;// we might want to call this function with some ClippingGroup -// object instead of the material, once it becomes feasible -// (#8465, #8379) -_clipping.setState(material.clippingPlanes,material.clipIntersection,material.clipShadows,camera,materialProperties,useCache);}}if(material.version===materialProperties.__version){if(materialProperties.program===undefined){initMaterial(material,scene,object);}else if(material.fog&&materialProperties.fog!==fog){initMaterial(material,scene,object);}else if(materialProperties.environment!==environment){initMaterial(material,scene,object);}else if(materialProperties.needsLights&&materialProperties.lightsStateVersion!==lights.state.version){initMaterial(material,scene,object);}else if(materialProperties.numClippingPlanes!==undefined&&(materialProperties.numClippingPlanes!==_clipping.numPlanes||materialProperties.numIntersection!==_clipping.numIntersection)){initMaterial(material,scene,object);}else if(materialProperties.outputEncoding!==encoding){initMaterial(material,scene,object);}}else{initMaterial(material,scene,object);materialProperties.__version=material.version;}var refreshProgram=false;var refreshMaterial=false;var refreshLights=false;var program=materialProperties.program,p_uniforms=program.getUniforms(),m_uniforms=materialProperties.uniforms;if(state.useProgram(program.program)){refreshProgram=true;refreshMaterial=true;refreshLights=true;}if(material.id!==_currentMaterialId){_currentMaterialId=material.id;refreshMaterial=true;}if(refreshProgram||_currentCamera!==camera){p_uniforms.setValue(_gl,'projectionMatrix',camera.projectionMatrix);if(capabilities.logarithmicDepthBuffer){p_uniforms.setValue(_gl,'logDepthBufFC',2.0/(Math.log(camera.far+1.0)/Math.LN2));}if(_currentCamera!==camera){_currentCamera=camera;// lighting uniforms depend on the camera so enforce an update -// now, in case this material supports lights - or later, when -// the next material that does gets activated: -refreshMaterial=true;// set to true on material change -refreshLights=true;// remains set until update done -}// load material specific uniforms -// (shader material also gets them for the sake of genericity) -if(material.isShaderMaterial||material.isMeshPhongMaterial||material.isMeshToonMaterial||material.isMeshStandardMaterial||material.envMap){var uCamPos=p_uniforms.map.cameraPosition;if(uCamPos!==undefined){uCamPos.setValue(_gl,_vector3.setFromMatrixPosition(camera.matrixWorld));}}if(material.isMeshPhongMaterial||material.isMeshToonMaterial||material.isMeshLambertMaterial||material.isMeshBasicMaterial||material.isMeshStandardMaterial||material.isShaderMaterial){p_uniforms.setValue(_gl,'isOrthographic',camera.isOrthographicCamera===true);}if(material.isMeshPhongMaterial||material.isMeshToonMaterial||material.isMeshLambertMaterial||material.isMeshBasicMaterial||material.isMeshStandardMaterial||material.isShaderMaterial||material.skinning){p_uniforms.setValue(_gl,'viewMatrix',camera.matrixWorldInverse);}}// skinning uniforms must be set even if material didn't change -// auto-setting of texture unit for bone texture must go before other textures -// otherwise textures used for skinning can take over texture units reserved for other material textures -if(material.skinning){p_uniforms.setOptional(_gl,object,'bindMatrix');p_uniforms.setOptional(_gl,object,'bindMatrixInverse');var skeleton=object.skeleton;if(skeleton){var bones=skeleton.bones;if(capabilities.floatVertexTextures){if(skeleton.boneTexture===undefined){// layout (1 matrix = 4 pixels) -// RGBA RGBA RGBA RGBA (=> column1, column2, column3, column4) -// with 8x8 pixel texture max 16 bones * 4 pixels = (8 * 8) -// 16x16 pixel texture max 64 bones * 4 pixels = (16 * 16) -// 32x32 pixel texture max 256 bones * 4 pixels = (32 * 32) -// 64x64 pixel texture max 1024 bones * 4 pixels = (64 * 64) -var size=Math.sqrt(bones.length*4);// 4 pixels needed for 1 matrix -size=MathUtils$1.ceilPowerOfTwo(size);size=Math.max(size,4);var boneMatrices=new Float32Array(size*size*4);// 4 floats per RGBA pixel -boneMatrices.set(skeleton.boneMatrices);// copy current values -var boneTexture=new DataTexture$1(boneMatrices,size,size,RGBAFormat$1,FloatType$1);skeleton.boneMatrices=boneMatrices;skeleton.boneTexture=boneTexture;skeleton.boneTextureSize=size;}p_uniforms.setValue(_gl,'boneTexture',skeleton.boneTexture,textures);p_uniforms.setValue(_gl,'boneTextureSize',skeleton.boneTextureSize);}else{p_uniforms.setOptional(_gl,skeleton,'boneMatrices');}}}if(refreshMaterial||materialProperties.receiveShadow!==object.receiveShadow){materialProperties.receiveShadow=object.receiveShadow;p_uniforms.setValue(_gl,'receiveShadow',object.receiveShadow);}if(refreshMaterial){p_uniforms.setValue(_gl,'toneMappingExposure',_this.toneMappingExposure);p_uniforms.setValue(_gl,'toneMappingWhitePoint',_this.toneMappingWhitePoint);if(materialProperties.needsLights){// the current material requires lighting info -// note: all lighting uniforms are always set correctly -// they simply reference the renderer's state for their -// values -// -// use the current material's .needsUpdate flags to set -// the GL state when required -markUniformsLightsNeedsUpdate(m_uniforms,refreshLights);}// refresh uniforms common to several materials -if(fog&&material.fog){materials.refreshFogUniforms(m_uniforms,fog);}materials.refreshMaterialUniforms(m_uniforms,material,environment,_pixelRatio,_height);// RectAreaLight Texture -// TODO (mrdoob): Find a nicer implementation -if(m_uniforms.ltc_1!==undefined)m_uniforms.ltc_1.value=UniformsLib$1.LTC_1;if(m_uniforms.ltc_2!==undefined)m_uniforms.ltc_2.value=UniformsLib$1.LTC_2;WebGLUniforms$1.upload(_gl,materialProperties.uniformsList,m_uniforms,textures);}if(material.isShaderMaterial&&material.uniformsNeedUpdate===true){WebGLUniforms$1.upload(_gl,materialProperties.uniformsList,m_uniforms,textures);material.uniformsNeedUpdate=false;}if(material.isSpriteMaterial){p_uniforms.setValue(_gl,'center',object.center);}// common matrices -p_uniforms.setValue(_gl,'modelViewMatrix',object.modelViewMatrix);p_uniforms.setValue(_gl,'normalMatrix',object.normalMatrix);p_uniforms.setValue(_gl,'modelMatrix',object.matrixWorld);return program;}// If uniforms are marked as clean, they don't need to be loaded to the GPU. -function markUniformsLightsNeedsUpdate(uniforms,value){uniforms.ambientLightColor.needsUpdate=value;uniforms.lightProbe.needsUpdate=value;uniforms.directionalLights.needsUpdate=value;uniforms.directionalLightShadows.needsUpdate=value;uniforms.pointLights.needsUpdate=value;uniforms.pointLightShadows.needsUpdate=value;uniforms.spotLights.needsUpdate=value;uniforms.spotLightShadows.needsUpdate=value;uniforms.rectAreaLights.needsUpdate=value;uniforms.hemisphereLights.needsUpdate=value;}function materialNeedsLights(material){return material.isMeshLambertMaterial||material.isMeshToonMaterial||material.isMeshPhongMaterial||material.isMeshStandardMaterial||material.isShadowMaterial||material.isShaderMaterial&&material.lights===true;}// -this.setFramebuffer=function(value){if(_framebuffer!==value&&_currentRenderTarget===null)_gl.bindFramebuffer(36160,value);_framebuffer=value;};this.getActiveCubeFace=function(){return _currentActiveCubeFace;};this.getActiveMipmapLevel=function(){return _currentActiveMipmapLevel;};this.getRenderTarget=function(){return _currentRenderTarget;};this.setRenderTarget=function(renderTarget,activeCubeFace,activeMipmapLevel){_currentRenderTarget=renderTarget;_currentActiveCubeFace=activeCubeFace;_currentActiveMipmapLevel=activeMipmapLevel;if(renderTarget&&properties.get(renderTarget).__webglFramebuffer===undefined){textures.setupRenderTarget(renderTarget);}var framebuffer=_framebuffer;var isCube=false;if(renderTarget){var __webglFramebuffer=properties.get(renderTarget).__webglFramebuffer;if(renderTarget.isWebGLCubeRenderTarget){framebuffer=__webglFramebuffer[activeCubeFace||0];isCube=true;}else if(renderTarget.isWebGLMultisampleRenderTarget){framebuffer=properties.get(renderTarget).__webglMultisampledFramebuffer;}else{framebuffer=__webglFramebuffer;}_currentViewport.copy(renderTarget.viewport);_currentScissor.copy(renderTarget.scissor);_currentScissorTest=renderTarget.scissorTest;}else{_currentViewport.copy(_viewport).multiplyScalar(_pixelRatio).floor();_currentScissor.copy(_scissor).multiplyScalar(_pixelRatio).floor();_currentScissorTest=_scissorTest;}if(_currentFramebuffer!==framebuffer){_gl.bindFramebuffer(36160,framebuffer);_currentFramebuffer=framebuffer;}state.viewport(_currentViewport);state.scissor(_currentScissor);state.setScissorTest(_currentScissorTest);if(isCube){var textureProperties=properties.get(renderTarget.texture);_gl.framebufferTexture2D(36160,36064,34069+(activeCubeFace||0),textureProperties.__webglTexture,activeMipmapLevel||0);}};this.readRenderTargetPixels=function(renderTarget,x,y,width,height,buffer,activeCubeFaceIndex){if(!(renderTarget&&renderTarget.isWebGLRenderTarget)){console.error('THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.');return;}var framebuffer=properties.get(renderTarget).__webglFramebuffer;if(renderTarget.isWebGLCubeRenderTarget&&activeCubeFaceIndex!==undefined){framebuffer=framebuffer[activeCubeFaceIndex];}if(framebuffer){var restore=false;if(framebuffer!==_currentFramebuffer){_gl.bindFramebuffer(36160,framebuffer);restore=true;}try{var texture=renderTarget.texture;var textureFormat=texture.format;var textureType=texture.type;if(textureFormat!==RGBAFormat$1&&utils.convert(textureFormat)!==_gl.getParameter(35739)){console.error('THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format.');return;}if(textureType!==UnsignedByteType$1&&utils.convert(textureType)!==_gl.getParameter(35738)&&// IE11, Edge and Chrome Mac < 52 (#9513) -!(textureType===FloatType$1&&(capabilities.isWebGL2||extensions.get('OES_texture_float')||extensions.get('WEBGL_color_buffer_float')))&&// Chrome Mac >= 52 and Firefox -!(textureType===HalfFloatType$1&&(capabilities.isWebGL2?extensions.get('EXT_color_buffer_float'):extensions.get('EXT_color_buffer_half_float')))){console.error('THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.');return;}if(_gl.checkFramebufferStatus(36160)===36053){// the following if statement ensures valid read requests (no out-of-bounds pixels, see #8604) -if(x>=0&&x<=renderTarget.width-width&&y>=0&&y<=renderTarget.height-height){_gl.readPixels(x,y,width,height,utils.convert(textureFormat),utils.convert(textureType),buffer);}}else{console.error('THREE.WebGLRenderer.readRenderTargetPixels: readPixels from renderTarget failed. Framebuffer not complete.');}}finally{if(restore){_gl.bindFramebuffer(36160,_currentFramebuffer);}}}};this.copyFramebufferToTexture=function(position,texture,level){if(level===undefined)level=0;var levelScale=Math.pow(2,-level);var width=Math.floor(texture.image.width*levelScale);var height=Math.floor(texture.image.height*levelScale);var glFormat=utils.convert(texture.format);textures.setTexture2D(texture,0);_gl.copyTexImage2D(3553,level,glFormat,position.x,position.y,width,height,0);state.unbindTexture();};this.copyTextureToTexture=function(position,srcTexture,dstTexture,level){if(level===undefined)level=0;var width=srcTexture.image.width;var height=srcTexture.image.height;var glFormat=utils.convert(dstTexture.format);var glType=utils.convert(dstTexture.type);textures.setTexture2D(dstTexture,0);if(srcTexture.isDataTexture){_gl.texSubImage2D(3553,level,position.x,position.y,width,height,glFormat,glType,srcTexture.image.data);}else{if(srcTexture.isCompressedTexture){_gl.compressedTexSubImage2D(3553,level,position.x,position.y,srcTexture.mipmaps[0].width,srcTexture.mipmaps[0].height,glFormat,srcTexture.mipmaps[0].data);}else{_gl.texSubImage2D(3553,level,position.x,position.y,glFormat,glType,srcTexture.image);}}// Generate mipmaps only when copying level 0 -if(level===0&&dstTexture.generateMipmaps)_gl.generateMipmap(3553);state.unbindTexture();};this.initTexture=function(texture){textures.setTexture2D(texture,0);state.unbindTexture();};if(typeof __THREE_DEVTOOLS__!=='undefined'){__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent('observe',{detail:this}));// eslint-disable-line no-undef -}}/** - * @author mrdoob / http://mrdoob.com/ - * @author alteredq / http://alteredqualia.com/ - */function FogExp2$1(color,density){this.name='';this.color=new Color$1(color);this.density=density!==undefined?density:0.00025;}Object.assign(FogExp2$1.prototype,{isFogExp2:true,clone:function clone(){return new FogExp2$1(this.color,this.density);},toJSON:function toJSON()/* meta */{return{type:'FogExp2',color:this.color.getHex(),density:this.density};}});/** - * @author mrdoob / http://mrdoob.com/ - * @author alteredq / http://alteredqualia.com/ - */function Fog$1(color,near,far){this.name='';this.color=new Color$1(color);this.near=near!==undefined?near:1;this.far=far!==undefined?far:1000;}Object.assign(Fog$1.prototype,{isFog:true,clone:function clone(){return new Fog$1(this.color,this.near,this.far);},toJSON:function toJSON()/* meta */{return{type:'Fog',color:this.color.getHex(),near:this.near,far:this.far};}});/** - * @author benaadams / https://twitter.com/ben_a_adams - */function InterleavedBuffer$1(array,stride){this.array=array;this.stride=stride;this.count=array!==undefined?array.length/stride:0;this.usage=StaticDrawUsage$1;this.updateRange={offset:0,count:-1};this.version=0;}Object.defineProperty(InterleavedBuffer$1.prototype,'needsUpdate',{set:function set(value){if(value===true)this.version++;}});Object.assign(InterleavedBuffer$1.prototype,{isInterleavedBuffer:true,onUploadCallback:function onUploadCallback(){},setUsage:function setUsage(value){this.usage=value;return this;},copy:function copy(source){this.array=new source.array.constructor(source.array);this.count=source.count;this.stride=source.stride;this.usage=source.usage;return this;},copyAt:function copyAt(index1,attribute,index2){index1*=this.stride;index2*=attribute.stride;for(var i=0,l=this.stride;i, - * map: new THREE.Texture( ), - * alphaMap: new THREE.Texture( ), - * rotation: , - * sizeAttenuation: - * } - */function SpriteMaterial$1(parameters){Material$1.call(this);this.type='SpriteMaterial';this.color=new Color$1(0xffffff);this.map=null;this.alphaMap=null;this.rotation=0;this.sizeAttenuation=true;this.transparent=true;this.setValues(parameters);}SpriteMaterial$1.prototype=Object.create(Material$1.prototype);SpriteMaterial$1.prototype.constructor=SpriteMaterial$1;SpriteMaterial$1.prototype.isSpriteMaterial=true;SpriteMaterial$1.prototype.copy=function(source){Material$1.prototype.copy.call(this,source);this.color.copy(source.color);this.map=source.map;this.alphaMap=source.alphaMap;this.rotation=source.rotation;this.sizeAttenuation=source.sizeAttenuation;return this;};/** - * @author mikael emtinger / http://gomo.se/ - * @author alteredq / http://alteredqualia.com/ - */var _geometry$1;var _intersectPoint$1=new Vector3$1();var _worldScale$1=new Vector3$1();var _mvPosition$1=new Vector3$1();var _alignedPosition$1=new Vector2$1();var _rotatedPosition$1=new Vector2$1();var _viewWorldMatrix$1=new Matrix4$1();var _vA$1$1=new Vector3$1();var _vB$1$1=new Vector3$1();var _vC$1$1=new Vector3$1();var _uvA$1$1=new Vector2$1();var _uvB$1$1=new Vector2$1();var _uvC$1$1=new Vector2$1();function Sprite$1(material){Object3D$1.call(this);this.type='Sprite';if(_geometry$1===undefined){_geometry$1=new BufferGeometry$1();var float32Array=new Float32Array([-0.5,-0.5,0,0,0,0.5,-0.5,0,1,0,0.5,0.5,0,1,1,-0.5,0.5,0,0,1]);var interleavedBuffer=new InterleavedBuffer$1(float32Array,5);_geometry$1.setIndex([0,1,2,0,2,3]);_geometry$1.setAttribute('position',new InterleavedBufferAttribute$1(interleavedBuffer,3,0,false));_geometry$1.setAttribute('uv',new InterleavedBufferAttribute$1(interleavedBuffer,2,3,false));}this.geometry=_geometry$1;this.material=material!==undefined?material:new SpriteMaterial$1();this.center=new Vector2$1(0.5,0.5);}Sprite$1.prototype=Object.assign(Object.create(Object3D$1.prototype),{constructor:Sprite$1,isSprite:true,raycast:function raycast(raycaster,intersects){if(raycaster.camera===null){console.error('THREE.Sprite: "Raycaster.camera" needs to be set in order to raycast against sprites.');}_worldScale$1.setFromMatrixScale(this.matrixWorld);_viewWorldMatrix$1.copy(raycaster.camera.matrixWorld);this.modelViewMatrix.multiplyMatrices(raycaster.camera.matrixWorldInverse,this.matrixWorld);_mvPosition$1.setFromMatrixPosition(this.modelViewMatrix);if(raycaster.camera.isPerspectiveCamera&&this.material.sizeAttenuation===false){_worldScale$1.multiplyScalar(-_mvPosition$1.z);}var rotation=this.material.rotation;var sin,cos;if(rotation!==0){cos=Math.cos(rotation);sin=Math.sin(rotation);}var center=this.center;transformVertex$1(_vA$1$1.set(-0.5,-0.5,0),_mvPosition$1,center,_worldScale$1,sin,cos);transformVertex$1(_vB$1$1.set(0.5,-0.5,0),_mvPosition$1,center,_worldScale$1,sin,cos);transformVertex$1(_vC$1$1.set(0.5,0.5,0),_mvPosition$1,center,_worldScale$1,sin,cos);_uvA$1$1.set(0,0);_uvB$1$1.set(1,0);_uvC$1$1.set(1,1);// check first triangle -var intersect=raycaster.ray.intersectTriangle(_vA$1$1,_vB$1$1,_vC$1$1,false,_intersectPoint$1);if(intersect===null){// check second triangle -transformVertex$1(_vB$1$1.set(-0.5,0.5,0),_mvPosition$1,center,_worldScale$1,sin,cos);_uvB$1$1.set(0,1);intersect=raycaster.ray.intersectTriangle(_vA$1$1,_vC$1$1,_vB$1$1,false,_intersectPoint$1);if(intersect===null){return;}}var distance=raycaster.ray.origin.distanceTo(_intersectPoint$1);if(distanceraycaster.far)return;intersects.push({distance:distance,point:_intersectPoint$1.clone(),uv:Triangle$1.getUV(_intersectPoint$1,_vA$1$1,_vB$1$1,_vC$1$1,_uvA$1$1,_uvB$1$1,_uvC$1$1,new Vector2$1()),face:null,object:this});},clone:function clone(){return new this.constructor(this.material).copy(this);},copy:function copy(source){Object3D$1.prototype.copy.call(this,source);if(source.center!==undefined)this.center.copy(source.center);return this;}});function transformVertex$1(vertexPosition,mvPosition,center,scale,sin,cos){// compute position in camera space -_alignedPosition$1.subVectors(vertexPosition,center).addScalar(0.5).multiply(scale);// to check if rotation is not zero -if(sin!==undefined){_rotatedPosition$1.x=cos*_alignedPosition$1.x-sin*_alignedPosition$1.y;_rotatedPosition$1.y=sin*_alignedPosition$1.x+cos*_alignedPosition$1.y;}else{_rotatedPosition$1.copy(_alignedPosition$1);}vertexPosition.copy(mvPosition);vertexPosition.x+=_rotatedPosition$1.x;vertexPosition.y+=_rotatedPosition$1.y;// transform to world space -vertexPosition.applyMatrix4(_viewWorldMatrix$1);}/** - * @author mikael emtinger / http://gomo.se/ - * @author alteredq / http://alteredqualia.com/ - * @author mrdoob / http://mrdoob.com/ - */var _v1$4$1=new Vector3$1();var _v2$2$1=new Vector3$1();function LOD$1(){Object3D$1.call(this);this._currentLevel=0;this.type='LOD';Object.defineProperties(this,{levels:{enumerable:true,value:[]}});this.autoUpdate=true;}LOD$1.prototype=Object.assign(Object.create(Object3D$1.prototype),{constructor:LOD$1,isLOD:true,copy:function copy(source){Object3D$1.prototype.copy.call(this,source,false);var levels=source.levels;for(var i=0,l=levels.length;i0){for(var i=1,l=levels.length;i0){_v1$4$1.setFromMatrixPosition(this.matrixWorld);var distance=raycaster.ray.origin.distanceTo(_v1$4$1);this.getObjectForDistance(distance).raycast(raycaster,intersects);}},update:function update(camera){var levels=this.levels;if(levels.length>1){_v1$4$1.setFromMatrixPosition(camera.matrixWorld);_v2$2$1.setFromMatrixPosition(this.matrixWorld);var distance=_v1$4$1.distanceTo(_v2$2$1)/camera.zoom;levels[0].object.visible=true;for(var i=1,l=levels.length;i=levels[i].distance){levels[i-1].object.visible=false;levels[i].object.visible=true;}else{break;}}this._currentLevel=i-1;for(;i, - * opacity: , - * - * linewidth: , - * linecap: "round", - * linejoin: "round" - * } - */function LineBasicMaterial$1(parameters){Material$1.call(this);this.type='LineBasicMaterial';this.color=new Color$1(0xffffff);this.linewidth=1;this.linecap='round';this.linejoin='round';this.morphTargets=false;this.setValues(parameters);}LineBasicMaterial$1.prototype=Object.create(Material$1.prototype);LineBasicMaterial$1.prototype.constructor=LineBasicMaterial$1;LineBasicMaterial$1.prototype.isLineBasicMaterial=true;LineBasicMaterial$1.prototype.copy=function(source){Material$1.prototype.copy.call(this,source);this.color.copy(source.color);this.linewidth=source.linewidth;this.linecap=source.linecap;this.linejoin=source.linejoin;this.morphTargets=source.morphTargets;return this;};/** - * @author mrdoob / http://mrdoob.com/ - */var _start$2=new Vector3$1();var _end$2=new Vector3$1();var _inverseMatrix$1$1=new Matrix4$1();var _ray$1$1=new Ray$1();var _sphere$2$1=new Sphere$1();function Line$1(geometry,material,mode){if(mode===1){console.error('THREE.Line: parameter THREE.LinePieces no longer supported. Use THREE.LineSegments instead.');}Object3D$1.call(this);this.type='Line';this.geometry=geometry!==undefined?geometry:new BufferGeometry$1();this.material=material!==undefined?material:new LineBasicMaterial$1();this.updateMorphTargets();}Line$1.prototype=Object.assign(Object.create(Object3D$1.prototype),{constructor:Line$1,isLine:true,computeLineDistances:function computeLineDistances(){var geometry=this.geometry;if(geometry.isBufferGeometry){// we assume non-indexed geometry -if(geometry.index===null){var positionAttribute=geometry.attributes.position;var lineDistances=[0];for(var i=1,l=positionAttribute.count;ilocalThresholdSq)continue;interRay.applyMatrix4(this.matrixWorld);//Move back to world space for distance calculation -var distance=raycaster.ray.origin.distanceTo(interRay);if(distanceraycaster.far)continue;intersects.push({distance:distance,// What do we want? intersection point on the ray or on the segment?? -// point: raycaster.ray.at( distance ), -point:interSegment.clone().applyMatrix4(this.matrixWorld),index:i,face:null,faceIndex:null,object:this});}}else{for(var i=0,l=positions.length/3-1;ilocalThresholdSq)continue;interRay.applyMatrix4(this.matrixWorld);//Move back to world space for distance calculation -var distance=raycaster.ray.origin.distanceTo(interRay);if(distanceraycaster.far)continue;intersects.push({distance:distance,// What do we want? intersection point on the ray or on the segment?? -// point: raycaster.ray.at( distance ), -point:interSegment.clone().applyMatrix4(this.matrixWorld),index:i,face:null,faceIndex:null,object:this});}}}else if(geometry.isGeometry){var vertices=geometry.vertices;var nbVertices=vertices.length;for(var i=0;ilocalThresholdSq)continue;interRay.applyMatrix4(this.matrixWorld);//Move back to world space for distance calculation -var distance=raycaster.ray.origin.distanceTo(interRay);if(distanceraycaster.far)continue;intersects.push({distance:distance,// What do we want? intersection point on the ray or on the segment?? -// point: raycaster.ray.at( distance ), -point:interSegment.clone().applyMatrix4(this.matrixWorld),index:i,face:null,faceIndex:null,object:this});}}},updateMorphTargets:function updateMorphTargets(){var geometry=this.geometry;var m,ml,name;if(geometry.isBufferGeometry){var morphAttributes=geometry.morphAttributes;var keys=Object.keys(morphAttributes);if(keys.length>0){var morphAttribute=morphAttributes[keys[0]];if(morphAttribute!==undefined){this.morphTargetInfluences=[];this.morphTargetDictionary={};for(m=0,ml=morphAttribute.length;m0){console.error('THREE.Line.updateMorphTargets() does not support THREE.Geometry. Use THREE.BufferGeometry instead.');}}},clone:function clone(){return new this.constructor(this.geometry,this.material).copy(this);}});/** - * @author mrdoob / http://mrdoob.com/ - */var _start$1$1=new Vector3$1();var _end$1$1=new Vector3$1();function LineSegments$1(geometry,material){Line$1.call(this,geometry,material);this.type='LineSegments';}LineSegments$1.prototype=Object.assign(Object.create(Line$1.prototype),{constructor:LineSegments$1,isLineSegments:true,computeLineDistances:function computeLineDistances(){var geometry=this.geometry;if(geometry.isBufferGeometry){// we assume non-indexed geometry -if(geometry.index===null){var positionAttribute=geometry.attributes.position;var lineDistances=[];for(var i=0,l=positionAttribute.count;i, - * opacity: , - * map: new THREE.Texture( ), - * alphaMap: new THREE.Texture( ), - * - * size: , - * sizeAttenuation: - * - * morphTargets: - * } - */function PointsMaterial$1(parameters){Material$1.call(this);this.type='PointsMaterial';this.color=new Color$1(0xffffff);this.map=null;this.alphaMap=null;this.size=1;this.sizeAttenuation=true;this.morphTargets=false;this.setValues(parameters);}PointsMaterial$1.prototype=Object.create(Material$1.prototype);PointsMaterial$1.prototype.constructor=PointsMaterial$1;PointsMaterial$1.prototype.isPointsMaterial=true;PointsMaterial$1.prototype.copy=function(source){Material$1.prototype.copy.call(this,source);this.color.copy(source.color);this.map=source.map;this.alphaMap=source.alphaMap;this.size=source.size;this.sizeAttenuation=source.sizeAttenuation;this.morphTargets=source.morphTargets;return this;};/** - * @author alteredq / http://alteredqualia.com/ - */var _inverseMatrix$2$1=new Matrix4$1();var _ray$2$1=new Ray$1();var _sphere$3$1=new Sphere$1();var _position$1$1=new Vector3$1();function Points$1(geometry,material){Object3D$1.call(this);this.type='Points';this.geometry=geometry!==undefined?geometry:new BufferGeometry$1();this.material=material!==undefined?material:new PointsMaterial$1();this.updateMorphTargets();}Points$1.prototype=Object.assign(Object.create(Object3D$1.prototype),{constructor:Points$1,isPoints:true,raycast:function raycast(raycaster,intersects){var geometry=this.geometry;var matrixWorld=this.matrixWorld;var threshold=raycaster.params.Points.threshold;// Checking boundingSphere distance to ray -if(geometry.boundingSphere===null)geometry.computeBoundingSphere();_sphere$3$1.copy(geometry.boundingSphere);_sphere$3$1.applyMatrix4(matrixWorld);_sphere$3$1.radius+=threshold;if(raycaster.ray.intersectsSphere(_sphere$3$1)===false)return;// -_inverseMatrix$2$1.getInverse(matrixWorld);_ray$2$1.copy(raycaster.ray).applyMatrix4(_inverseMatrix$2$1);var localThreshold=threshold/((this.scale.x+this.scale.y+this.scale.z)/3);var localThresholdSq=localThreshold*localThreshold;if(geometry.isBufferGeometry){var index=geometry.index;var attributes=geometry.attributes;var positions=attributes.position.array;if(index!==null){var indices=index.array;for(var i=0,il=indices.length;i0){var morphAttribute=morphAttributes[keys[0]];if(morphAttribute!==undefined){this.morphTargetInfluences=[];this.morphTargetDictionary={};for(m=0,ml=morphAttribute.length;m0){console.error('THREE.Points.updateMorphTargets() does not support THREE.Geometry. Use THREE.BufferGeometry instead.');}}},clone:function clone(){return new this.constructor(this.geometry,this.material).copy(this);}});function testPoint$1(point,index,localThresholdSq,matrixWorld,raycaster,intersects,object){var rayPointDistanceSq=_ray$2$1.distanceSqToPoint(point);if(rayPointDistanceSqraycaster.far)return;intersects.push({distance:distance,distanceToRay:Math.sqrt(rayPointDistanceSq),point:intersectPoint,index:index,face:null,object:object});}}/** - * @author mrdoob / http://mrdoob.com/ - */function VideoTexture$1(video,mapping,wrapS,wrapT,magFilter,minFilter,format,type,anisotropy){Texture$1.call(this,video,mapping,wrapS,wrapT,magFilter,minFilter,format,type,anisotropy);this.format=format!==undefined?format:RGBFormat$1;this.minFilter=minFilter!==undefined?minFilter:LinearFilter$1;this.magFilter=magFilter!==undefined?magFilter:LinearFilter$1;this.generateMipmaps=false;}VideoTexture$1.prototype=Object.assign(Object.create(Texture$1.prototype),{constructor:VideoTexture$1,isVideoTexture:true,update:function update(){var video=this.image;if(video.readyState>=video.HAVE_CURRENT_DATA){this.needsUpdate=true;}}});/** - * @author alteredq / http://alteredqualia.com/ - */function CompressedTexture$1(mipmaps,width,height,format,type,mapping,wrapS,wrapT,magFilter,minFilter,anisotropy,encoding){Texture$1.call(this,null,mapping,wrapS,wrapT,magFilter,minFilter,format,type,anisotropy,encoding);this.image={width:width,height:height};this.mipmaps=mipmaps;// no flipping for cube textures -// (also flipping doesn't work for compressed textures ) -this.flipY=false;// can't generate mipmaps for compressed textures -// mips must be embedded in DDS files -this.generateMipmaps=false;}CompressedTexture$1.prototype=Object.create(Texture$1.prototype);CompressedTexture$1.prototype.constructor=CompressedTexture$1;CompressedTexture$1.prototype.isCompressedTexture=true;/** - * @author mrdoob / http://mrdoob.com/ - */function CanvasTexture$1(canvas,mapping,wrapS,wrapT,magFilter,minFilter,format,type,anisotropy){Texture$1.call(this,canvas,mapping,wrapS,wrapT,magFilter,minFilter,format,type,anisotropy);this.needsUpdate=true;}CanvasTexture$1.prototype=Object.create(Texture$1.prototype);CanvasTexture$1.prototype.constructor=CanvasTexture$1;CanvasTexture$1.prototype.isCanvasTexture=true;/** - * @author Matt DesLauriers / @mattdesl - * @author atix / arthursilber.de - */function DepthTexture$1(width,height,type,mapping,wrapS,wrapT,magFilter,minFilter,anisotropy,format){format=format!==undefined?format:DepthFormat$1;if(format!==DepthFormat$1&&format!==DepthStencilFormat$1){throw new Error('DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat');}if(type===undefined&&format===DepthFormat$1)type=UnsignedShortType$1;if(type===undefined&&format===DepthStencilFormat$1)type=UnsignedInt248Type$1;Texture$1.call(this,null,mapping,wrapS,wrapT,magFilter,minFilter,format,type,anisotropy);this.image={width:width,height:height};this.magFilter=magFilter!==undefined?magFilter:NearestFilter$1;this.minFilter=minFilter!==undefined?minFilter:NearestFilter$1;this.flipY=false;this.generateMipmaps=false;}DepthTexture$1.prototype=Object.create(Texture$1.prototype);DepthTexture$1.prototype.constructor=DepthTexture$1;DepthTexture$1.prototype.isDepthTexture=true;/** - * @author mrdoob / http://mrdoob.com/ - * @author Mugen87 / https://github.com/Mugen87 - */function WireframeGeometry$1(geometry){BufferGeometry$1.call(this);this.type='WireframeGeometry';// buffer -var vertices=[];// helper variables -var i,j,l,o,ol;var edge=[0,0],edges={},e,edge1,edge2;var key,keys=['a','b','c'];var vertex;// different logic for Geometry and BufferGeometry -if(geometry&&geometry.isGeometry){// create a data structure that contains all edges without duplicates -var faces=geometry.faces;for(i=0,l=faces.length;i=0){func(u-EPS,v,p1);pu.subVectors(p0,p1);}else{func(u+EPS,v,p1);pu.subVectors(p1,p0);}if(v-EPS>=0){func(u,v-EPS,p1);pv.subVectors(p0,p1);}else{func(u,v+EPS,p1);pv.subVectors(p1,p0);}// cross product of tangent vectors returns surface normal -normal.crossVectors(pu,pv).normalize();normals.push(normal.x,normal.y,normal.z);// uv -uvs.push(u,v);}}// generate indices -for(i=0;i0.9&&min<0.1){if(x0<0.2)uvBuffer[i+0]+=1;if(x1<0.2)uvBuffer[i+2]+=1;if(x2<0.2)uvBuffer[i+4]+=1;}}}function pushVertex(vertex){vertexBuffer.push(vertex.x,vertex.y,vertex.z);}function getVertexByIndex(index,vertex){var stride=index*3;vertex.x=vertices[stride+0];vertex.y=vertices[stride+1];vertex.z=vertices[stride+2];}function correctUVs(){var a=new Vector3$1();var b=new Vector3$1();var c=new Vector3$1();var centroid=new Vector3$1();var uvA=new Vector2$1();var uvB=new Vector2$1();var uvC=new Vector2$1();for(var i=0,j=0;i80*dim){minX=maxX=data[0];minY=maxY=data[1];for(var i=dim;imaxX)maxX=x;if(y>maxY)maxY=y;}// minX, minY and invSize are later used to transform coords into integers for z-order calculation -invSize=Math.max(maxX-minX,maxY-minY);invSize=invSize!==0?1/invSize:0;}earcutLinked$1(outerNode,triangles,dim,minX,minY,invSize);return triangles;}};// create a circular doubly linked list from polygon points in the specified winding order -function linkedList$1(data,start,end,dim,clockwise){var i,last;if(clockwise===signedArea$1(data,start,end,dim)>0){for(i=start;i=start;i-=dim){last=insertNode$1(i,data[i],data[i+1],last);}}if(last&&equals$1(last,last.next)){removeNode$1(last);last=last.next;}return last;}// eliminate colinear or duplicate points -function filterPoints$1(start,end){if(!start)return start;if(!end)end=start;var p=start,again;do{again=false;if(!p.steiner&&(equals$1(p,p.next)||area$1(p.prev,p,p.next)===0)){removeNode$1(p);p=end=p.prev;if(p===p.next)break;again=true;}else{p=p.next;}}while(again||p!==end);return end;}// main ear slicing loop which triangulates a polygon (given as a linked list) -function earcutLinked$1(ear,triangles,dim,minX,minY,invSize,pass){if(!ear)return;// interlink polygon nodes in z-order -if(!pass&&invSize)indexCurve$1(ear,minX,minY,invSize);var stop=ear,prev,next;// iterate through ears, slicing them one by one -while(ear.prev!==ear.next){prev=ear.prev;next=ear.next;if(invSize?isEarHashed$1(ear,minX,minY,invSize):isEar$1(ear)){// cut off the triangle -triangles.push(prev.i/dim);triangles.push(ear.i/dim);triangles.push(next.i/dim);removeNode$1(ear);// skipping the next vertex leads to less sliver triangles -ear=next.next;stop=next.next;continue;}ear=next;// if we looped through the whole remaining polygon and can't find any more ears -if(ear===stop){// try filtering points and slicing again -if(!pass){earcutLinked$1(filterPoints$1(ear),triangles,dim,minX,minY,invSize,1);// if this didn't work, try curing all small self-intersections locally -}else if(pass===1){ear=cureLocalIntersections$1(filterPoints$1(ear),triangles,dim);earcutLinked$1(ear,triangles,dim,minX,minY,invSize,2);// as a last resort, try splitting the remaining polygon into two -}else if(pass===2){splitEarcut$1(ear,triangles,dim,minX,minY,invSize);}break;}}}// check whether a polygon node forms a valid ear with adjacent nodes -function isEar$1(ear){var a=ear.prev,b=ear,c=ear.next;if(area$1(a,b,c)>=0)return false;// reflex, can't be an ear -// now make sure we don't have other points inside the potential ear -var p=ear.next.next;while(p!==ear.prev){if(pointInTriangle$1(a.x,a.y,b.x,b.y,c.x,c.y,p.x,p.y)&&area$1(p.prev,p,p.next)>=0)return false;p=p.next;}return true;}function isEarHashed$1(ear,minX,minY,invSize){var a=ear.prev,b=ear,c=ear.next;if(area$1(a,b,c)>=0)return false;// reflex, can't be an ear -// triangle bbox; min & max are calculated like this for speed -var minTX=a.xb.x?a.x>c.x?a.x:c.x:b.x>c.x?b.x:c.x,maxTY=a.y>b.y?a.y>c.y?a.y:c.y:b.y>c.y?b.y:c.y;// z-order range for the current triangle bbox; -var minZ=zOrder$1(minTX,minTY,minX,minY,invSize),maxZ=zOrder$1(maxTX,maxTY,minX,minY,invSize);var p=ear.prevZ,n=ear.nextZ;// look for points inside the triangle in both directions -while(p&&p.z>=minZ&&n&&n.z<=maxZ){if(p!==ear.prev&&p!==ear.next&&pointInTriangle$1(a.x,a.y,b.x,b.y,c.x,c.y,p.x,p.y)&&area$1(p.prev,p,p.next)>=0)return false;p=p.prevZ;if(n!==ear.prev&&n!==ear.next&&pointInTriangle$1(a.x,a.y,b.x,b.y,c.x,c.y,n.x,n.y)&&area$1(n.prev,n,n.next)>=0)return false;n=n.nextZ;}// look for remaining points in decreasing z-order -while(p&&p.z>=minZ){if(p!==ear.prev&&p!==ear.next&&pointInTriangle$1(a.x,a.y,b.x,b.y,c.x,c.y,p.x,p.y)&&area$1(p.prev,p,p.next)>=0)return false;p=p.prevZ;}// look for remaining points in increasing z-order -while(n&&n.z<=maxZ){if(n!==ear.prev&&n!==ear.next&&pointInTriangle$1(a.x,a.y,b.x,b.y,c.x,c.y,n.x,n.y)&&area$1(n.prev,n,n.next)>=0)return false;n=n.nextZ;}return true;}// go through all polygon nodes and cure small local self-intersections -function cureLocalIntersections$1(start,triangles,dim){var p=start;do{var a=p.prev,b=p.next.next;if(!equals$1(a,b)&&intersects$1(a,p,p.next,b)&&locallyInside$1(a,b)&&locallyInside$1(b,a)){triangles.push(a.i/dim);triangles.push(p.i/dim);triangles.push(b.i/dim);// remove two nodes involved -removeNode$1(p);removeNode$1(p.next);p=start=b;}p=p.next;}while(p!==start);return filterPoints$1(p);}// try splitting polygon into two and triangulate them independently -function splitEarcut$1(start,triangles,dim,minX,minY,invSize){// look for a valid diagonal that divides the polygon into two -var a=start;do{var b=a.next.next;while(b!==a.prev){if(a.i!==b.i&&isValidDiagonal$1(a,b)){// split the polygon in two by the diagonal -var c=splitPolygon$1(a,b);// filter colinear points around the cuts -a=filterPoints$1(a,a.next);c=filterPoints$1(c,c.next);// run earcut on each half -earcutLinked$1(a,triangles,dim,minX,minY,invSize);earcutLinked$1(c,triangles,dim,minX,minY,invSize);return;}b=b.next;}a=a.next;}while(a!==start);}// link every hole into the outer loop, producing a single-ring polygon without holes -function eliminateHoles$1(data,holeIndices,outerNode,dim){var queue=[],i,len,start,end,list;for(i=0,len=holeIndices.length;i=p.next.y&&p.next.y!==p.y){var x=p.x+(hy-p.y)*(p.next.x-p.x)/(p.next.y-p.y);if(x<=hx&&x>qx){qx=x;if(x===hx){if(hy===p.y)return p;if(hy===p.next.y)return p.next;}m=p.x=p.x&&p.x>=mx&&hx!==p.x&&pointInTriangle$1(hym.x||p.x===m.x&§orContainsSector$1(m,p)))){m=p;tanMin=tan;}}p=p.next;}while(p!==stop);return m;}// whether sector in vertex m contains sector in vertex p in the same coordinates -function sectorContainsSector$1(m,p){return area$1(m.prev,m,p.prev)<0&&area$1(p.next,m,m.next)<0;}// interlink polygon nodes in z-order -function indexCurve$1(start,minX,minY,invSize){var p=start;do{if(p.z===null)p.z=zOrder$1(p.x,p.y,minX,minY,invSize);p.prevZ=p.prev;p.nextZ=p.next;p=p.next;}while(p!==start);p.prevZ.nextZ=null;p.prevZ=null;sortLinked$1(p);}// Simon Tatham's linked list merge sort algorithm -// http://www.chiark.greenend.org.uk/~sgtatham/algorithms/listsort.html -function sortLinked$1(list){var i,p,q,e,tail,numMerges,pSize,qSize,inSize=1;do{p=list;list=null;tail=null;numMerges=0;while(p){numMerges++;q=p;pSize=0;for(i=0;i0||qSize>0&&q){if(pSize!==0&&(qSize===0||!q||p.z<=q.z)){e=p;p=p.nextZ;pSize--;}else{e=q;q=q.nextZ;qSize--;}if(tail)tail.nextZ=e;else list=e;e.prevZ=tail;tail=e;}p=q;}tail.nextZ=null;inSize*=2;}while(numMerges>1);return list;}// z-order of a point given coords and inverse of the longer side of data bbox -function zOrder$1(x,y,minX,minY,invSize){// coords are transformed into non-negative 15-bit integer range -x=32767*(x-minX)*invSize;y=32767*(y-minY)*invSize;x=(x|x<<8)&0x00FF00FF;x=(x|x<<4)&0x0F0F0F0F;x=(x|x<<2)&0x33333333;x=(x|x<<1)&0x55555555;y=(y|y<<8)&0x00FF00FF;y=(y|y<<4)&0x0F0F0F0F;y=(y|y<<2)&0x33333333;y=(y|y<<1)&0x55555555;return x|y<<1;}// find the leftmost node of a polygon ring -function getLeftmost$1(start){var p=start,leftmost=start;do{if(p.x=0&&(ax-px)*(by-py)-(bx-px)*(ay-py)>=0&&(bx-px)*(cy-py)-(cx-px)*(by-py)>=0;}// check if a diagonal between two polygon nodes is valid (lies in polygon interior) -function isValidDiagonal$1(a,b){return a.next.i!==b.i&&a.prev.i!==b.i&&!intersectsPolygon$1(a,b)&&(// dones't intersect other edges -locallyInside$1(a,b)&&locallyInside$1(b,a)&&middleInside$1(a,b)&&(// locally visible -area$1(a.prev,a,b.prev)||area$1(a,b.prev,b))||// does not create opposite-facing sectors -equals$1(a,b)&&area$1(a.prev,a,a.next)>0&&area$1(b.prev,b,b.next)>0);// special zero-length case -}// signed area of a triangle -function area$1(p,q,r){return(q.y-p.y)*(r.x-q.x)-(q.x-p.x)*(r.y-q.y);}// check if two points are equal -function equals$1(p1,p2){return p1.x===p2.x&&p1.y===p2.y;}// check if two segments intersect -function intersects$1(p1,q1,p2,q2){var o1=sign$1(area$1(p1,q1,p2));var o2=sign$1(area$1(p1,q1,q2));var o3=sign$1(area$1(p2,q2,p1));var o4=sign$1(area$1(p2,q2,q1));if(o1!==o2&&o3!==o4)return true;// general case -if(o1===0&&onSegment$1(p1,p2,q1))return true;// p1, q1 and p2 are collinear and p2 lies on p1q1 -if(o2===0&&onSegment$1(p1,q2,q1))return true;// p1, q1 and q2 are collinear and q2 lies on p1q1 -if(o3===0&&onSegment$1(p2,p1,q2))return true;// p2, q2 and p1 are collinear and p1 lies on p2q2 -if(o4===0&&onSegment$1(p2,q1,q2))return true;// p2, q2 and q1 are collinear and q1 lies on p2q2 -return false;}// for collinear points p, q, r, check if point q lies on segment pr -function onSegment$1(p,q,r){return q.x<=Math.max(p.x,r.x)&&q.x>=Math.min(p.x,r.x)&&q.y<=Math.max(p.y,r.y)&&q.y>=Math.min(p.y,r.y);}function sign$1(num){return num>0?1:num<0?-1:0;}// check if a polygon diagonal intersects any polygon segments -function intersectsPolygon$1(a,b){var p=a;do{if(p.i!==a.i&&p.next.i!==a.i&&p.i!==b.i&&p.next.i!==b.i&&intersects$1(p,p.next,a,b))return true;p=p.next;}while(p!==a);return false;}// check if a polygon diagonal is locally inside the polygon -function locallyInside$1(a,b){return area$1(a.prev,a,a.next)<0?area$1(a,b,a.next)>=0&&area$1(a,a.prev,b)>=0:area$1(a,b,a.prev)<0||area$1(a,a.next,b)<0;}// check if the middle point of a polygon diagonal is inside the polygon -function middleInside$1(a,b){var p=a,inside=false,px=(a.x+b.x)/2,py=(a.y+b.y)/2;do{if(p.y>py!==p.next.y>py&&p.next.y!==p.y&&px<(p.next.x-p.x)*(py-p.y)/(p.next.y-p.y)+p.x)inside=!inside;p=p.next;}while(p!==a);return inside;}// link two polygon vertices with a bridge; if the vertices belong to the same ring, it splits polygon into two; -// if one belongs to the outer ring and another to a hole, it merges it into a single ring -function splitPolygon$1(a,b){var a2=new Node$2(a.i,a.x,a.y),b2=new Node$2(b.i,b.x,b.y),an=a.next,bp=b.prev;a.next=b;b.prev=a;a2.next=an;an.prev=a2;b2.next=a2;a2.prev=b2;bp.next=b2;b2.prev=bp;return b2;}// create a node and optionally link it with previous one (in a circular doubly linked list) -function insertNode$1(i,x,y,last){var p=new Node$2(i,x,y);if(!last){p.prev=p;p.next=p;}else{p.next=last.next;p.prev=last;last.next.prev=p;last.next=p;}return p;}function removeNode$1(p){p.next.prev=p.prev;p.prev.next=p.next;if(p.prevZ)p.prevZ.nextZ=p.nextZ;if(p.nextZ)p.nextZ.prevZ=p.prevZ;}function Node$2(i,x,y){// vertex index in coordinates array -this.i=i;// vertex coordinates -this.x=x;this.y=y;// previous and next vertex nodes in a polygon ring -this.prev=null;this.next=null;// z-order curve value -this.z=null;// previous and next nodes in z-order -this.prevZ=null;this.nextZ=null;// indicates whether this is a steiner point -this.steiner=false;}function signedArea$1(data,start,end,dim){var sum=0;for(var i=start,j=end-dim;i2&&points[l-1].equals(points[0])){points.pop();}}function addContour$1(vertices,contour){for(var i=0;i, // number of points on the curves - * steps: , // number of points for z-side extrusions / used for subdividing segments of extrude spline too - * depth: , // Depth to extrude the shape - * - * bevelEnabled: , // turn on bevel - * bevelThickness: , // how deep into the original shape bevel goes - * bevelSize: , // how far from shape outline (including bevelOffset) is bevel - * bevelOffset: , // how far from shape outline does bevel start - * bevelSegments: , // number of bevel layers - * - * extrudePath: // curve to extrude shape along - * - * UVGenerator: // object that provides UV generator functions - * - * } - */ // ExtrudeGeometry -function ExtrudeGeometry$1(shapes,options){Geometry$1.call(this);this.type='ExtrudeGeometry';this.parameters={shapes:shapes,options:options};this.fromBufferGeometry(new ExtrudeBufferGeometry$1(shapes,options));this.mergeVertices();}ExtrudeGeometry$1.prototype=Object.create(Geometry$1.prototype);ExtrudeGeometry$1.prototype.constructor=ExtrudeGeometry$1;ExtrudeGeometry$1.prototype.toJSON=function(){var data=Geometry$1.prototype.toJSON.call(this);var shapes=this.parameters.shapes;var options=this.parameters.options;return toJSON$2(shapes,options,data);};// ExtrudeBufferGeometry -function ExtrudeBufferGeometry$1(shapes,options){BufferGeometry$1.call(this);this.type='ExtrudeBufferGeometry';this.parameters={shapes:shapes,options:options};shapes=Array.isArray(shapes)?shapes:[shapes];var scope=this;var verticesArray=[];var uvArray=[];for(var i=0,l=shapes.length;iNumber.EPSILON){// not collinear -// length of vectors for normalizing -var v_prev_len=Math.sqrt(v_prev_lensq);var v_next_len=Math.sqrt(v_next_x*v_next_x+v_next_y*v_next_y);// shift adjacent points by unit vectors to the left -var ptPrevShift_x=inPrev.x-v_prev_y/v_prev_len;var ptPrevShift_y=inPrev.y+v_prev_x/v_prev_len;var ptNextShift_x=inNext.x-v_next_y/v_next_len;var ptNextShift_y=inNext.y+v_next_x/v_next_len;// scaling factor for v_prev to intersection point -var sf=((ptNextShift_x-ptPrevShift_x)*v_next_y-(ptNextShift_y-ptPrevShift_y)*v_next_x)/(v_prev_x*v_next_y-v_prev_y*v_next_x);// vector from inPt to intersection point -v_trans_x=ptPrevShift_x+v_prev_x*sf-inPt.x;v_trans_y=ptPrevShift_y+v_prev_y*sf-inPt.y;// Don't normalize!, otherwise sharp corners become ugly -// but prevent crazy spikes -var v_trans_lensq=v_trans_x*v_trans_x+v_trans_y*v_trans_y;if(v_trans_lensq<=2){return new Vector2$1(v_trans_x,v_trans_y);}else{shrink_by=Math.sqrt(v_trans_lensq/2);}}else{// handle special case of collinear edges -var direction_eq=false;// assumes: opposite -if(v_prev_x>Number.EPSILON){if(v_next_x>Number.EPSILON){direction_eq=true;}}else{if(v_prev_x<-Number.EPSILON){if(v_next_x<-Number.EPSILON){direction_eq=true;}}else{if(Math.sign(v_prev_y)===Math.sign(v_next_y)){direction_eq=true;}}}if(direction_eq){// console.log("Warning: lines are a straight sequence"); -v_trans_x=-v_prev_y;v_trans_y=v_prev_x;shrink_by=Math.sqrt(v_prev_lensq);}else{// console.log("Warning: lines are a straight spike"); -v_trans_x=v_prev_x;v_trans_y=v_prev_y;shrink_by=Math.sqrt(v_prev_lensq/2);}}return new Vector2$1(v_trans_x/shrink_by,v_trans_y/shrink_by);}var contourMovements=[];for(var i=0,il=contour.length,j=il-1,k=i+1;i 0; b -- ) { -t=b/bevelSegments;z=bevelThickness*Math.cos(t*Math.PI/2);bs=bevelSize*Math.sin(t*Math.PI/2)+bevelOffset;// contract shape -for(i=0,il=contour.length;i=0;b--){t=b/bevelSegments;z=bevelThickness*Math.cos(t*Math.PI/2);bs=bevelSize*Math.sin(t*Math.PI/2)+bevelOffset;// contract shape -for(i=0,il=contour.length;i=0){j=i;k=i-1;if(k<0)k=contour.length-1;//console.log('b', i,j, i-1, k,vertices.length); -var s=0,sl=steps+bevelSegments*2;for(s=0;s, // font - * - * size: , // size of the text - * height: , // thickness to extrude text - * curveSegments: , // number of points on the curves - * - * bevelEnabled: , // turn on bevel - * bevelThickness: , // how deep into text bevel goes - * bevelSize: , // how far from text outline (including bevelOffset) is bevel - * bevelOffset: // how far from text outline does bevel start - * } - */ // TextGeometry -function TextGeometry$1(text,parameters){Geometry$1.call(this);this.type='TextGeometry';this.parameters={text:text,parameters:parameters};this.fromBufferGeometry(new TextBufferGeometry$1(text,parameters));this.mergeVertices();}TextGeometry$1.prototype=Object.create(Geometry$1.prototype);TextGeometry$1.prototype.constructor=TextGeometry$1;// TextBufferGeometry -function TextBufferGeometry$1(text,parameters){parameters=parameters||{};var font=parameters.font;if(!(font&&font.isFont)){console.error('THREE.TextGeometry: font parameter is not an instance of THREE.Font.');return new Geometry$1();}var shapes=font.generateShapes(text,parameters.size);// translate parameters to ExtrudeGeometry API -parameters.depth=parameters.height!==undefined?parameters.height:50;// defaults -if(parameters.bevelThickness===undefined)parameters.bevelThickness=10;if(parameters.bevelSize===undefined)parameters.bevelSize=8;if(parameters.bevelEnabled===undefined)parameters.bevelEnabled=false;ExtrudeBufferGeometry$1.call(this,shapes,parameters);this.type='TextBufferGeometry';}TextBufferGeometry$1.prototype=Object.create(ExtrudeBufferGeometry$1.prototype);TextBufferGeometry$1.prototype.constructor=TextBufferGeometry$1;/** - * @author mrdoob / http://mrdoob.com/ - * @author benaadams / https://twitter.com/ben_a_adams - * @author Mugen87 / https://github.com/Mugen87 - */ // SphereGeometry -function SphereGeometry$1(radius,widthSegments,heightSegments,phiStart,phiLength,thetaStart,thetaLength){Geometry$1.call(this);this.type='SphereGeometry';this.parameters={radius:radius,widthSegments:widthSegments,heightSegments:heightSegments,phiStart:phiStart,phiLength:phiLength,thetaStart:thetaStart,thetaLength:thetaLength};this.fromBufferGeometry(new SphereBufferGeometry$1(radius,widthSegments,heightSegments,phiStart,phiLength,thetaStart,thetaLength));this.mergeVertices();}SphereGeometry$1.prototype=Object.create(Geometry$1.prototype);SphereGeometry$1.prototype.constructor=SphereGeometry$1;// SphereBufferGeometry -function SphereBufferGeometry$1(radius,widthSegments,heightSegments,phiStart,phiLength,thetaStart,thetaLength){BufferGeometry$1.call(this);this.type='SphereBufferGeometry';this.parameters={radius:radius,widthSegments:widthSegments,heightSegments:heightSegments,phiStart:phiStart,phiLength:phiLength,thetaStart:thetaStart,thetaLength:thetaLength};radius=radius||1;widthSegments=Math.max(3,Math.floor(widthSegments)||8);heightSegments=Math.max(2,Math.floor(heightSegments)||6);phiStart=phiStart!==undefined?phiStart:0;phiLength=phiLength!==undefined?phiLength:Math.PI*2;thetaStart=thetaStart!==undefined?thetaStart:0;thetaLength=thetaLength!==undefined?thetaLength:Math.PI;var thetaEnd=Math.min(thetaStart+thetaLength,Math.PI);var ix,iy;var index=0;var grid=[];var vertex=new Vector3$1();var normal=new Vector3$1();// buffers -var indices=[];var vertices=[];var normals=[];var uvs=[];// generate vertices, normals and uvs -for(iy=0;iy<=heightSegments;iy++){var verticesRow=[];var v=iy/heightSegments;// special case for the poles -var uOffset=0;if(iy==0&&thetaStart==0){uOffset=0.5/widthSegments;}else if(iy==heightSegments&&thetaEnd==Math.PI){uOffset=-0.5/widthSegments;}for(ix=0;ix<=widthSegments;ix++){var u=ix/widthSegments;// vertex -vertex.x=-radius*Math.cos(phiStart+u*phiLength)*Math.sin(thetaStart+v*thetaLength);vertex.y=radius*Math.cos(thetaStart+v*thetaLength);vertex.z=radius*Math.sin(phiStart+u*phiLength)*Math.sin(thetaStart+v*thetaLength);vertices.push(vertex.x,vertex.y,vertex.z);// normal -normal.copy(vertex).normalize();normals.push(normal.x,normal.y,normal.z);// uv -uvs.push(u+uOffset,1-v);verticesRow.push(index++);}grid.push(verticesRow);}// indices -for(iy=0;iy0)indices.push(a,b,d);if(iy!==heightSegments-1||thetaEnd0)generateCap(true);if(radiusBottom>0)generateCap(false);}// build geometry -this.setIndex(indices);this.setAttribute('position',new Float32BufferAttribute$1(vertices,3));this.setAttribute('normal',new Float32BufferAttribute$1(normals,3));this.setAttribute('uv',new Float32BufferAttribute$1(uvs,2));function generateTorso(){var x,y;var normal=new Vector3$1();var vertex=new Vector3$1();var groupCount=0;// this will be used to calculate the normal -var slope=(radiusBottom-radiusTop)/height;// generate vertices, normals and uvs -for(y=0;y<=heightSegments;y++){var indexRow=[];var v=y/heightSegments;// calculate the radius of the current row -var radius=v*(radiusBottom-radiusTop)+radiusTop;for(x=0;x<=radialSegments;x++){var u=x/radialSegments;var theta=u*thetaLength+thetaStart;var sinTheta=Math.sin(theta);var cosTheta=Math.cos(theta);// vertex -vertex.x=radius*sinTheta;vertex.y=-v*height+halfHeight;vertex.z=radius*cosTheta;vertices.push(vertex.x,vertex.y,vertex.z);// normal -normal.set(sinTheta,slope,cosTheta).normalize();normals.push(normal.x,normal.y,normal.z);// uv -uvs.push(u,1-v);// save index of vertex in respective row -indexRow.push(index++);}// now save vertices of the row in our index array -indexArray.push(indexRow);}// generate indices -for(x=0;x - * } - */function ShadowMaterial$1(parameters){Material$1.call(this);this.type='ShadowMaterial';this.color=new Color$1(0x000000);this.transparent=true;this.setValues(parameters);}ShadowMaterial$1.prototype=Object.create(Material$1.prototype);ShadowMaterial$1.prototype.constructor=ShadowMaterial$1;ShadowMaterial$1.prototype.isShadowMaterial=true;ShadowMaterial$1.prototype.copy=function(source){Material$1.prototype.copy.call(this,source);this.color.copy(source.color);return this;};/** - * @author mrdoob / http://mrdoob.com/ - */function RawShaderMaterial$1(parameters){ShaderMaterial$1.call(this,parameters);this.type='RawShaderMaterial';}RawShaderMaterial$1.prototype=Object.create(ShaderMaterial$1.prototype);RawShaderMaterial$1.prototype.constructor=RawShaderMaterial$1;RawShaderMaterial$1.prototype.isRawShaderMaterial=true;/** - * @author WestLangley / http://github.com/WestLangley - * - * parameters = { - * color: , - * roughness: , - * metalness: , - * opacity: , - * - * map: new THREE.Texture( ), - * - * lightMap: new THREE.Texture( ), - * lightMapIntensity: - * - * aoMap: new THREE.Texture( ), - * aoMapIntensity: - * - * emissive: , - * emissiveIntensity: - * emissiveMap: new THREE.Texture( ), - * - * bumpMap: new THREE.Texture( ), - * bumpScale: , - * - * normalMap: new THREE.Texture( ), - * normalMapType: THREE.TangentSpaceNormalMap, - * normalScale: , - * - * displacementMap: new THREE.Texture( ), - * displacementScale: , - * displacementBias: , - * - * roughnessMap: new THREE.Texture( ), - * - * metalnessMap: new THREE.Texture( ), - * - * alphaMap: new THREE.Texture( ), - * - * envMap: new THREE.CubeTexture( [posx, negx, posy, negy, posz, negz] ), - * envMapIntensity: - * - * refractionRatio: , - * - * wireframe: , - * wireframeLinewidth: , - * - * skinning: , - * morphTargets: , - * morphNormals: - * } - */function MeshStandardMaterial$1(parameters){Material$1.call(this);this.defines={'STANDARD':''};this.type='MeshStandardMaterial';this.color=new Color$1(0xffffff);// diffuse -this.roughness=1.0;this.metalness=0.0;this.map=null;this.lightMap=null;this.lightMapIntensity=1.0;this.aoMap=null;this.aoMapIntensity=1.0;this.emissive=new Color$1(0x000000);this.emissiveIntensity=1.0;this.emissiveMap=null;this.bumpMap=null;this.bumpScale=1;this.normalMap=null;this.normalMapType=TangentSpaceNormalMap$1;this.normalScale=new Vector2$1(1,1);this.displacementMap=null;this.displacementScale=1;this.displacementBias=0;this.roughnessMap=null;this.metalnessMap=null;this.alphaMap=null;this.envMap=null;this.envMapIntensity=1.0;this.refractionRatio=0.98;this.wireframe=false;this.wireframeLinewidth=1;this.wireframeLinecap='round';this.wireframeLinejoin='round';this.skinning=false;this.morphTargets=false;this.morphNormals=false;this.vertexTangents=false;this.setValues(parameters);}MeshStandardMaterial$1.prototype=Object.create(Material$1.prototype);MeshStandardMaterial$1.prototype.constructor=MeshStandardMaterial$1;MeshStandardMaterial$1.prototype.isMeshStandardMaterial=true;MeshStandardMaterial$1.prototype.copy=function(source){Material$1.prototype.copy.call(this,source);this.defines={'STANDARD':''};this.color.copy(source.color);this.roughness=source.roughness;this.metalness=source.metalness;this.map=source.map;this.lightMap=source.lightMap;this.lightMapIntensity=source.lightMapIntensity;this.aoMap=source.aoMap;this.aoMapIntensity=source.aoMapIntensity;this.emissive.copy(source.emissive);this.emissiveMap=source.emissiveMap;this.emissiveIntensity=source.emissiveIntensity;this.bumpMap=source.bumpMap;this.bumpScale=source.bumpScale;this.normalMap=source.normalMap;this.normalMapType=source.normalMapType;this.normalScale.copy(source.normalScale);this.displacementMap=source.displacementMap;this.displacementScale=source.displacementScale;this.displacementBias=source.displacementBias;this.roughnessMap=source.roughnessMap;this.metalnessMap=source.metalnessMap;this.alphaMap=source.alphaMap;this.envMap=source.envMap;this.envMapIntensity=source.envMapIntensity;this.refractionRatio=source.refractionRatio;this.wireframe=source.wireframe;this.wireframeLinewidth=source.wireframeLinewidth;this.wireframeLinecap=source.wireframeLinecap;this.wireframeLinejoin=source.wireframeLinejoin;this.skinning=source.skinning;this.morphTargets=source.morphTargets;this.morphNormals=source.morphNormals;this.vertexTangents=source.vertexTangents;return this;};/** - * @author WestLangley / http://github.com/WestLangley - * - * parameters = { - * clearcoat: , - * clearcoatMap: new THREE.Texture( ), - * clearcoatRoughness: , - * clearcoatRoughnessMap: new THREE.Texture( ), - * clearcoatNormalScale: , - * clearcoatNormalMap: new THREE.Texture( ), - * - * reflectivity: , - * - * sheen: , - * - * transparency: - * } - */function MeshPhysicalMaterial$1(parameters){MeshStandardMaterial$1.call(this);this.defines={'STANDARD':'','PHYSICAL':''};this.type='MeshPhysicalMaterial';this.clearcoat=0.0;this.clearcoatMap=null;this.clearcoatRoughness=0.0;this.clearcoatRoughnessMap=null;this.clearcoatNormalScale=new Vector2$1(1,1);this.clearcoatNormalMap=null;this.reflectivity=0.5;// maps to F0 = 0.04 -this.sheen=null;// null will disable sheen bsdf -this.transparency=0.0;this.setValues(parameters);}MeshPhysicalMaterial$1.prototype=Object.create(MeshStandardMaterial$1.prototype);MeshPhysicalMaterial$1.prototype.constructor=MeshPhysicalMaterial$1;MeshPhysicalMaterial$1.prototype.isMeshPhysicalMaterial=true;MeshPhysicalMaterial$1.prototype.copy=function(source){MeshStandardMaterial$1.prototype.copy.call(this,source);this.defines={'STANDARD':'','PHYSICAL':''};this.clearcoat=source.clearcoat;this.clearcoatMap=source.clearcoatMap;this.clearcoatRoughness=source.clearcoatRoughness;this.clearcoatRoughnessMap=source.clearcoatRoughnessMap;this.clearcoatNormalMap=source.clearcoatNormalMap;this.clearcoatNormalScale.copy(source.clearcoatNormalScale);this.reflectivity=source.reflectivity;if(source.sheen){this.sheen=(this.sheen||new Color$1()).copy(source.sheen);}else{this.sheen=null;}this.transparency=source.transparency;return this;};/** - * @author mrdoob / http://mrdoob.com/ - * @author alteredq / http://alteredqualia.com/ - * - * parameters = { - * color: , - * specular: , - * shininess: , - * opacity: , - * - * map: new THREE.Texture( ), - * - * lightMap: new THREE.Texture( ), - * lightMapIntensity: - * - * aoMap: new THREE.Texture( ), - * aoMapIntensity: - * - * emissive: , - * emissiveIntensity: - * emissiveMap: new THREE.Texture( ), - * - * bumpMap: new THREE.Texture( ), - * bumpScale: , - * - * normalMap: new THREE.Texture( ), - * normalMapType: THREE.TangentSpaceNormalMap, - * normalScale: , - * - * displacementMap: new THREE.Texture( ), - * displacementScale: , - * displacementBias: , - * - * specularMap: new THREE.Texture( ), - * - * alphaMap: new THREE.Texture( ), - * - * envMap: new THREE.CubeTexture( [posx, negx, posy, negy, posz, negz] ), - * combine: THREE.MultiplyOperation, - * reflectivity: , - * refractionRatio: , - * - * wireframe: , - * wireframeLinewidth: , - * - * skinning: , - * morphTargets: , - * morphNormals: - * } - */function MeshPhongMaterial$1(parameters){Material$1.call(this);this.type='MeshPhongMaterial';this.color=new Color$1(0xffffff);// diffuse -this.specular=new Color$1(0x111111);this.shininess=30;this.map=null;this.lightMap=null;this.lightMapIntensity=1.0;this.aoMap=null;this.aoMapIntensity=1.0;this.emissive=new Color$1(0x000000);this.emissiveIntensity=1.0;this.emissiveMap=null;this.bumpMap=null;this.bumpScale=1;this.normalMap=null;this.normalMapType=TangentSpaceNormalMap$1;this.normalScale=new Vector2$1(1,1);this.displacementMap=null;this.displacementScale=1;this.displacementBias=0;this.specularMap=null;this.alphaMap=null;this.envMap=null;this.combine=MultiplyOperation$1;this.reflectivity=1;this.refractionRatio=0.98;this.wireframe=false;this.wireframeLinewidth=1;this.wireframeLinecap='round';this.wireframeLinejoin='round';this.skinning=false;this.morphTargets=false;this.morphNormals=false;this.setValues(parameters);}MeshPhongMaterial$1.prototype=Object.create(Material$1.prototype);MeshPhongMaterial$1.prototype.constructor=MeshPhongMaterial$1;MeshPhongMaterial$1.prototype.isMeshPhongMaterial=true;MeshPhongMaterial$1.prototype.copy=function(source){Material$1.prototype.copy.call(this,source);this.color.copy(source.color);this.specular.copy(source.specular);this.shininess=source.shininess;this.map=source.map;this.lightMap=source.lightMap;this.lightMapIntensity=source.lightMapIntensity;this.aoMap=source.aoMap;this.aoMapIntensity=source.aoMapIntensity;this.emissive.copy(source.emissive);this.emissiveMap=source.emissiveMap;this.emissiveIntensity=source.emissiveIntensity;this.bumpMap=source.bumpMap;this.bumpScale=source.bumpScale;this.normalMap=source.normalMap;this.normalMapType=source.normalMapType;this.normalScale.copy(source.normalScale);this.displacementMap=source.displacementMap;this.displacementScale=source.displacementScale;this.displacementBias=source.displacementBias;this.specularMap=source.specularMap;this.alphaMap=source.alphaMap;this.envMap=source.envMap;this.combine=source.combine;this.reflectivity=source.reflectivity;this.refractionRatio=source.refractionRatio;this.wireframe=source.wireframe;this.wireframeLinewidth=source.wireframeLinewidth;this.wireframeLinecap=source.wireframeLinecap;this.wireframeLinejoin=source.wireframeLinejoin;this.skinning=source.skinning;this.morphTargets=source.morphTargets;this.morphNormals=source.morphNormals;return this;};/** - * @author takahirox / http://github.com/takahirox - * - * parameters = { - * color: , - * specular: , - * shininess: , - * - * map: new THREE.Texture( ), - * gradientMap: new THREE.Texture( ), - * - * lightMap: new THREE.Texture( ), - * lightMapIntensity: - * - * aoMap: new THREE.Texture( ), - * aoMapIntensity: - * - * emissive: , - * emissiveIntensity: - * emissiveMap: new THREE.Texture( ), - * - * bumpMap: new THREE.Texture( ), - * bumpScale: , - * - * normalMap: new THREE.Texture( ), - * normalMapType: THREE.TangentSpaceNormalMap, - * normalScale: , - * - * displacementMap: new THREE.Texture( ), - * displacementScale: , - * displacementBias: , - * - * specularMap: new THREE.Texture( ), - * - * alphaMap: new THREE.Texture( ), - * - * wireframe: , - * wireframeLinewidth: , - * - * skinning: , - * morphTargets: , - * morphNormals: - * } - */function MeshToonMaterial$1(parameters){Material$1.call(this);this.defines={'TOON':''};this.type='MeshToonMaterial';this.color=new Color$1(0xffffff);this.specular=new Color$1(0x111111);this.shininess=30;this.map=null;this.gradientMap=null;this.lightMap=null;this.lightMapIntensity=1.0;this.aoMap=null;this.aoMapIntensity=1.0;this.emissive=new Color$1(0x000000);this.emissiveIntensity=1.0;this.emissiveMap=null;this.bumpMap=null;this.bumpScale=1;this.normalMap=null;this.normalMapType=TangentSpaceNormalMap$1;this.normalScale=new Vector2$1(1,1);this.displacementMap=null;this.displacementScale=1;this.displacementBias=0;this.specularMap=null;this.alphaMap=null;this.wireframe=false;this.wireframeLinewidth=1;this.wireframeLinecap='round';this.wireframeLinejoin='round';this.skinning=false;this.morphTargets=false;this.morphNormals=false;this.setValues(parameters);}MeshToonMaterial$1.prototype=Object.create(Material$1.prototype);MeshToonMaterial$1.prototype.constructor=MeshToonMaterial$1;MeshToonMaterial$1.prototype.isMeshToonMaterial=true;MeshToonMaterial$1.prototype.copy=function(source){Material$1.prototype.copy.call(this,source);this.color.copy(source.color);this.specular.copy(source.specular);this.shininess=source.shininess;this.map=source.map;this.gradientMap=source.gradientMap;this.lightMap=source.lightMap;this.lightMapIntensity=source.lightMapIntensity;this.aoMap=source.aoMap;this.aoMapIntensity=source.aoMapIntensity;this.emissive.copy(source.emissive);this.emissiveMap=source.emissiveMap;this.emissiveIntensity=source.emissiveIntensity;this.bumpMap=source.bumpMap;this.bumpScale=source.bumpScale;this.normalMap=source.normalMap;this.normalMapType=source.normalMapType;this.normalScale.copy(source.normalScale);this.displacementMap=source.displacementMap;this.displacementScale=source.displacementScale;this.displacementBias=source.displacementBias;this.specularMap=source.specularMap;this.alphaMap=source.alphaMap;this.wireframe=source.wireframe;this.wireframeLinewidth=source.wireframeLinewidth;this.wireframeLinecap=source.wireframeLinecap;this.wireframeLinejoin=source.wireframeLinejoin;this.skinning=source.skinning;this.morphTargets=source.morphTargets;this.morphNormals=source.morphNormals;return this;};/** - * @author mrdoob / http://mrdoob.com/ - * @author WestLangley / http://github.com/WestLangley - * - * parameters = { - * opacity: , - * - * bumpMap: new THREE.Texture( ), - * bumpScale: , - * - * normalMap: new THREE.Texture( ), - * normalMapType: THREE.TangentSpaceNormalMap, - * normalScale: , - * - * displacementMap: new THREE.Texture( ), - * displacementScale: , - * displacementBias: , - * - * wireframe: , - * wireframeLinewidth: - * - * skinning: , - * morphTargets: , - * morphNormals: - * } - */function MeshNormalMaterial$1(parameters){Material$1.call(this);this.type='MeshNormalMaterial';this.bumpMap=null;this.bumpScale=1;this.normalMap=null;this.normalMapType=TangentSpaceNormalMap$1;this.normalScale=new Vector2$1(1,1);this.displacementMap=null;this.displacementScale=1;this.displacementBias=0;this.wireframe=false;this.wireframeLinewidth=1;this.fog=false;this.skinning=false;this.morphTargets=false;this.morphNormals=false;this.setValues(parameters);}MeshNormalMaterial$1.prototype=Object.create(Material$1.prototype);MeshNormalMaterial$1.prototype.constructor=MeshNormalMaterial$1;MeshNormalMaterial$1.prototype.isMeshNormalMaterial=true;MeshNormalMaterial$1.prototype.copy=function(source){Material$1.prototype.copy.call(this,source);this.bumpMap=source.bumpMap;this.bumpScale=source.bumpScale;this.normalMap=source.normalMap;this.normalMapType=source.normalMapType;this.normalScale.copy(source.normalScale);this.displacementMap=source.displacementMap;this.displacementScale=source.displacementScale;this.displacementBias=source.displacementBias;this.wireframe=source.wireframe;this.wireframeLinewidth=source.wireframeLinewidth;this.skinning=source.skinning;this.morphTargets=source.morphTargets;this.morphNormals=source.morphNormals;return this;};/** - * @author mrdoob / http://mrdoob.com/ - * @author alteredq / http://alteredqualia.com/ - * - * parameters = { - * color: , - * opacity: , - * - * map: new THREE.Texture( ), - * - * lightMap: new THREE.Texture( ), - * lightMapIntensity: - * - * aoMap: new THREE.Texture( ), - * aoMapIntensity: - * - * emissive: , - * emissiveIntensity: - * emissiveMap: new THREE.Texture( ), - * - * specularMap: new THREE.Texture( ), - * - * alphaMap: new THREE.Texture( ), - * - * envMap: new THREE.CubeTexture( [posx, negx, posy, negy, posz, negz] ), - * combine: THREE.Multiply, - * reflectivity: , - * refractionRatio: , - * - * wireframe: , - * wireframeLinewidth: , - * - * skinning: , - * morphTargets: , - * morphNormals: - * } - */function MeshLambertMaterial$1(parameters){Material$1.call(this);this.type='MeshLambertMaterial';this.color=new Color$1(0xffffff);// diffuse -this.map=null;this.lightMap=null;this.lightMapIntensity=1.0;this.aoMap=null;this.aoMapIntensity=1.0;this.emissive=new Color$1(0x000000);this.emissiveIntensity=1.0;this.emissiveMap=null;this.specularMap=null;this.alphaMap=null;this.envMap=null;this.combine=MultiplyOperation$1;this.reflectivity=1;this.refractionRatio=0.98;this.wireframe=false;this.wireframeLinewidth=1;this.wireframeLinecap='round';this.wireframeLinejoin='round';this.skinning=false;this.morphTargets=false;this.morphNormals=false;this.setValues(parameters);}MeshLambertMaterial$1.prototype=Object.create(Material$1.prototype);MeshLambertMaterial$1.prototype.constructor=MeshLambertMaterial$1;MeshLambertMaterial$1.prototype.isMeshLambertMaterial=true;MeshLambertMaterial$1.prototype.copy=function(source){Material$1.prototype.copy.call(this,source);this.color.copy(source.color);this.map=source.map;this.lightMap=source.lightMap;this.lightMapIntensity=source.lightMapIntensity;this.aoMap=source.aoMap;this.aoMapIntensity=source.aoMapIntensity;this.emissive.copy(source.emissive);this.emissiveMap=source.emissiveMap;this.emissiveIntensity=source.emissiveIntensity;this.specularMap=source.specularMap;this.alphaMap=source.alphaMap;this.envMap=source.envMap;this.combine=source.combine;this.reflectivity=source.reflectivity;this.refractionRatio=source.refractionRatio;this.wireframe=source.wireframe;this.wireframeLinewidth=source.wireframeLinewidth;this.wireframeLinecap=source.wireframeLinecap;this.wireframeLinejoin=source.wireframeLinejoin;this.skinning=source.skinning;this.morphTargets=source.morphTargets;this.morphNormals=source.morphNormals;return this;};/** - * @author WestLangley / http://github.com/WestLangley - * - * parameters = { - * color: , - * opacity: , - * - * matcap: new THREE.Texture( ), - * - * map: new THREE.Texture( ), - * - * bumpMap: new THREE.Texture( ), - * bumpScale: , - * - * normalMap: new THREE.Texture( ), - * normalMapType: THREE.TangentSpaceNormalMap, - * normalScale: , - * - * displacementMap: new THREE.Texture( ), - * displacementScale: , - * displacementBias: , - * - * alphaMap: new THREE.Texture( ), - * - * skinning: , - * morphTargets: , - * morphNormals: - * } - */function MeshMatcapMaterial$1(parameters){Material$1.call(this);this.defines={'MATCAP':''};this.type='MeshMatcapMaterial';this.color=new Color$1(0xffffff);// diffuse -this.matcap=null;this.map=null;this.bumpMap=null;this.bumpScale=1;this.normalMap=null;this.normalMapType=TangentSpaceNormalMap$1;this.normalScale=new Vector2$1(1,1);this.displacementMap=null;this.displacementScale=1;this.displacementBias=0;this.alphaMap=null;this.skinning=false;this.morphTargets=false;this.morphNormals=false;this.setValues(parameters);}MeshMatcapMaterial$1.prototype=Object.create(Material$1.prototype);MeshMatcapMaterial$1.prototype.constructor=MeshMatcapMaterial$1;MeshMatcapMaterial$1.prototype.isMeshMatcapMaterial=true;MeshMatcapMaterial$1.prototype.copy=function(source){Material$1.prototype.copy.call(this,source);this.defines={'MATCAP':''};this.color.copy(source.color);this.matcap=source.matcap;this.map=source.map;this.bumpMap=source.bumpMap;this.bumpScale=source.bumpScale;this.normalMap=source.normalMap;this.normalMapType=source.normalMapType;this.normalScale.copy(source.normalScale);this.displacementMap=source.displacementMap;this.displacementScale=source.displacementScale;this.displacementBias=source.displacementBias;this.alphaMap=source.alphaMap;this.skinning=source.skinning;this.morphTargets=source.morphTargets;this.morphNormals=source.morphNormals;return this;};/** - * @author alteredq / http://alteredqualia.com/ - * - * parameters = { - * color: , - * opacity: , - * - * linewidth: , - * - * scale: , - * dashSize: , - * gapSize: - * } - */function LineDashedMaterial$1(parameters){LineBasicMaterial$1.call(this);this.type='LineDashedMaterial';this.scale=1;this.dashSize=3;this.gapSize=1;this.setValues(parameters);}LineDashedMaterial$1.prototype=Object.create(LineBasicMaterial$1.prototype);LineDashedMaterial$1.prototype.constructor=LineDashedMaterial$1;LineDashedMaterial$1.prototype.isLineDashedMaterial=true;LineDashedMaterial$1.prototype.copy=function(source){LineBasicMaterial$1.prototype.copy.call(this,source);this.scale=source.scale;this.dashSize=source.dashSize;this.gapSize=source.gapSize;return this;};var Materials$1=/*#__PURE__*/Object.freeze({__proto__:null,ShadowMaterial:ShadowMaterial$1,SpriteMaterial:SpriteMaterial$1,RawShaderMaterial:RawShaderMaterial$1,ShaderMaterial:ShaderMaterial$1,PointsMaterial:PointsMaterial$1,MeshPhysicalMaterial:MeshPhysicalMaterial$1,MeshStandardMaterial:MeshStandardMaterial$1,MeshPhongMaterial:MeshPhongMaterial$1,MeshToonMaterial:MeshToonMaterial$1,MeshNormalMaterial:MeshNormalMaterial$1,MeshLambertMaterial:MeshLambertMaterial$1,MeshDepthMaterial:MeshDepthMaterial$1,MeshDistanceMaterial:MeshDistanceMaterial$1,MeshBasicMaterial:MeshBasicMaterial$1,MeshMatcapMaterial:MeshMatcapMaterial$1,LineDashedMaterial:LineDashedMaterial$1,LineBasicMaterial:LineBasicMaterial$1,Material:Material$1});/** - * @author tschw - * @author Ben Houston / http://clara.io/ - * @author David Sarno / http://lighthaus.us/ - */var AnimationUtils$1={// same as Array.prototype.slice, but also works on typed arrays -arraySlice:function arraySlice(array,from,to){if(AnimationUtils$1.isTypedArray(array)){// in ios9 array.subarray(from, undefined) will return empty array -// but array.subarray(from) or array.subarray(from, len) is correct -return new array.constructor(array.subarray(from,to!==undefined?to:array.length));}return array.slice(from,to);},// converts an array to a specific type -convertArray:function convertArray(array,type,forceClone){if(!array||// let 'undefined' and 'null' pass -!forceClone&&array.constructor===type)return array;if(typeof type.BYTES_PER_ELEMENT==='number'){return new type(array);// create typed array -}return Array.prototype.slice.call(array);// create Array -},isTypedArray:function isTypedArray(object){return ArrayBuffer.isView(object)&&!_instanceof(object,DataView);},// returns an array by which times and values can be sorted -getKeyframeOrder:function getKeyframeOrder(times){function compareTime(i,j){return times[i]-times[j];}var n=times.length;var result=new Array(n);for(var i=0;i!==n;++i){result[i]=i;}result.sort(compareTime);return result;},// uses the array previously returned by 'getKeyframeOrder' to sort data -sortedArray:function sortedArray(values,stride,order){var nValues=values.length;var result=new values.constructor(nValues);for(var i=0,dstOffset=0;dstOffset!==nValues;++i){var srcOffset=order[i]*stride;for(var j=0;j!==stride;++j){result[dstOffset++]=values[srcOffset+j];}}return result;},// function for parsing AOS keyframe formats -flattenJSON:function flattenJSON(jsonKeys,times,values,valuePropertyName){var i=1,key=jsonKeys[0];while(key!==undefined&&key[valuePropertyName]===undefined){key=jsonKeys[i++];}if(key===undefined)return;// no data -var value=key[valuePropertyName];if(value===undefined)return;// no data -if(Array.isArray(value)){do{value=key[valuePropertyName];if(value!==undefined){times.push(key.time);values.push.apply(values,value);// push all elements -}key=jsonKeys[i++];}while(key!==undefined);}else if(value.toArray!==undefined){// ...assume THREE.Math-ish -do{value=key[valuePropertyName];if(value!==undefined){times.push(key.time);value.toArray(values,values.length);}key=jsonKeys[i++];}while(key!==undefined);}else{// otherwise push as-is -do{value=key[valuePropertyName];if(value!==undefined){times.push(key.time);values.push(value);}key=jsonKeys[i++];}while(key!==undefined);}},subclip:function subclip(sourceClip,name,startFrame,endFrame,fps){fps=fps||30;var clip=sourceClip.clone();clip.name=name;var tracks=[];for(var i=0;i=endFrame)continue;times.push(track.times[j]);for(var k=0;kclip.tracks[i].times[0]){minStartTime=clip.tracks[i].times[0];}}// shift all tracks such that clip begins at t=0 -for(var i=0;i=referenceTrack.times[lastIndex]){// Reference frame is after the last keyframe, so just use the last keyframe -var startIndex=lastIndex*valueSize;referenceValue=AnimationUtils$1.arraySlice(referenceTrack.values,startIndex);}else{// Interpolate to the reference value -var interpolant=referenceTrack.createInterpolant();interpolant.evaluate(referenceTime);referenceValue=interpolant.resultBuffer;}// Conjugate the quaternion -if(referenceTrackType==='quaternion'){var referenceQuat=new Quaternion$1(referenceValue[0],referenceValue[1],referenceValue[2],referenceValue[3]).normalize().conjugate();referenceQuat.toArray(referenceValue);}// Subtract the reference value from all of the track values -var numTimes=targetTrack.times.length;for(var j=0;j= t1 || t1 === undefined ) { -forward_scan:if(!(t=t0)){// looping? -var t1global=pp[1];if(t=t0){// we have arrived at the sought interval -break seek;}}// prepare binary search on the left side of the index -right=i1;i1=0;break linear_scan;}// the interval is valid -break validate_interval;}// linear scan -// binary search -while(i1>>1;if(t seconds conversions) -scale:function scale(timeScale){if(timeScale!==1.0){var times=this.times;for(var i=0,n=times.length;i!==n;++i){times[i]*=timeScale;}}return this;},// removes keyframes before and after animation without changing any values within the range [startTime, endTime]. -// IMPORTANT: We do not shift around keys to the start of the track time, because for interpolated keys this will change their values -trim:function trim(startTime,endTime){var times=this.times,nKeys=times.length,from=0,to=nKeys-1;while(from!==nKeys&×[from]endTime){--to;}++to;// inclusive -> exclusive bound -if(from!==0||to!==nKeys){// empty tracks are forbidden, so keep at least one keyframe -if(from>=to){to=Math.max(to,1);from=to-1;}var stride=this.getValueSize();this.times=AnimationUtils$1.arraySlice(times,from,to);this.values=AnimationUtils$1.arraySlice(this.values,from*stride,to*stride);}return this;},// ensure we do not get a GarbageInGarbageOut situation, make sure tracks are at least minimally viable -validate:function validate(){var valid=true;var valueSize=this.getValueSize();if(valueSize-Math.floor(valueSize)!==0){console.error('THREE.KeyframeTrack: Invalid value size in track.',this);valid=false;}var times=this.times,values=this.values,nKeys=times.length;if(nKeys===0){console.error('THREE.KeyframeTrack: Track is empty.',this);valid=false;}var prevTime=null;for(var i=0;i!==nKeys;i++){var currTime=times[i];if(typeof currTime==='number'&&isNaN(currTime)){console.error('THREE.KeyframeTrack: Time is not a valid number.',this,i,currTime);valid=false;break;}if(prevTime!==null&&prevTime>currTime){console.error('THREE.KeyframeTrack: Out of order keys.',this,i,currTime,prevTime);valid=false;break;}prevTime=currTime;}if(values!==undefined){if(AnimationUtils$1.isTypedArray(values)){for(var i=0,n=values.length;i!==n;++i){var value=values[i];if(isNaN(value)){console.error('THREE.KeyframeTrack: Value is not a valid number.',this,i,value);valid=false;break;}}}}return valid;},// removes equivalent sequential keys as common in morph target sequences -// (0,0,0,0,1,1,1,0,0,0,0,0,0,0) --> (0,0,1,1,0,0) -optimize:function optimize(){// times or values may be shared with other tracks, so overwriting is unsafe -var times=AnimationUtils$1.arraySlice(this.times),values=AnimationUtils$1.arraySlice(this.values),stride=this.getValueSize(),smoothInterpolation=this.getInterpolation()===InterpolateSmooth$1,writeIndex=1,lastIndex=times.length-1;for(var i=1;i0){times[writeIndex]=times[lastIndex];for(var readOffset=lastIndex*stride,writeOffset=writeIndex*stride,j=0;j!==stride;++j){values[writeOffset+j]=values[readOffset+j];}++writeIndex;}if(writeIndex!==times.length){this.times=AnimationUtils$1.arraySlice(times,0,writeIndex);this.values=AnimationUtils$1.arraySlice(values,0,writeIndex*stride);}else{this.times=times;this.values=values;}return this;},clone:function clone(){var times=AnimationUtils$1.arraySlice(this.times,0);var values=AnimationUtils$1.arraySlice(this.values,0);var TypedKeyframeTrack=this.constructor;var track=new TypedKeyframeTrack(this.name,times,values);// Interpolant argument to constructor is not saved, so copy the factory method directly. -track.createInterpolant=this.createInterpolant;return track;}});/** - * - * A Track of Boolean keyframe values. - * - * - * @author Ben Houston / http://clara.io/ - * @author David Sarno / http://lighthaus.us/ - * @author tschw - */function BooleanKeyframeTrack$1(name,times,values){KeyframeTrack$1.call(this,name,times,values);}BooleanKeyframeTrack$1.prototype=Object.assign(Object.create(KeyframeTrack$1.prototype),{constructor:BooleanKeyframeTrack$1,ValueTypeName:'bool',ValueBufferType:Array,DefaultInterpolation:InterpolateDiscrete$1,InterpolantFactoryMethodLinear:undefined,InterpolantFactoryMethodSmooth:undefined// Note: Actually this track could have a optimized / compressed -// representation of a single value and a custom interpolant that -// computes "firstValue ^ isOdd( index )". -});/** - * - * A Track of keyframe values that represent color. - * - * - * @author Ben Houston / http://clara.io/ - * @author David Sarno / http://lighthaus.us/ - * @author tschw - */function ColorKeyframeTrack$1(name,times,values,interpolation){KeyframeTrack$1.call(this,name,times,values,interpolation);}ColorKeyframeTrack$1.prototype=Object.assign(Object.create(KeyframeTrack$1.prototype),{constructor:ColorKeyframeTrack$1,ValueTypeName:'color'// ValueBufferType is inherited -// DefaultInterpolation is inherited -// Note: Very basic implementation and nothing special yet. -// However, this is the place for color space parameterization. -});/** - * - * A Track of numeric keyframe values. - * - * @author Ben Houston / http://clara.io/ - * @author David Sarno / http://lighthaus.us/ - * @author tschw - */function NumberKeyframeTrack$1(name,times,values,interpolation){KeyframeTrack$1.call(this,name,times,values,interpolation);}NumberKeyframeTrack$1.prototype=Object.assign(Object.create(KeyframeTrack$1.prototype),{constructor:NumberKeyframeTrack$1,ValueTypeName:'number'// ValueBufferType is inherited -// DefaultInterpolation is inherited -});/** - * Spherical linear unit quaternion interpolant. - * - * @author tschw - */function QuaternionLinearInterpolant$1(parameterPositions,sampleValues,sampleSize,resultBuffer){Interpolant$1.call(this,parameterPositions,sampleValues,sampleSize,resultBuffer);}QuaternionLinearInterpolant$1.prototype=Object.assign(Object.create(Interpolant$1.prototype),{constructor:QuaternionLinearInterpolant$1,interpolate_:function interpolate_(i1,t0,t,t1){var result=this.resultBuffer,values=this.sampleValues,stride=this.valueSize,offset=i1*stride,alpha=(t-t0)/(t1-t0);for(var end=offset+stride;offset!==end;offset+=4){Quaternion$1.slerpFlat(result,0,values,offset-stride,values,offset,alpha);}return result;}});/** - * - * A Track of quaternion keyframe values. - * - * @author Ben Houston / http://clara.io/ - * @author David Sarno / http://lighthaus.us/ - * @author tschw - */function QuaternionKeyframeTrack$1(name,times,values,interpolation){KeyframeTrack$1.call(this,name,times,values,interpolation);}QuaternionKeyframeTrack$1.prototype=Object.assign(Object.create(KeyframeTrack$1.prototype),{constructor:QuaternionKeyframeTrack$1,ValueTypeName:'quaternion',// ValueBufferType is inherited -DefaultInterpolation:InterpolateLinear$1,InterpolantFactoryMethodLinear:function InterpolantFactoryMethodLinear(result){return new QuaternionLinearInterpolant$1(this.times,this.values,this.getValueSize(),result);},InterpolantFactoryMethodSmooth:undefined// not yet implemented -});/** - * - * A Track that interpolates Strings - * - * - * @author Ben Houston / http://clara.io/ - * @author David Sarno / http://lighthaus.us/ - * @author tschw - */function StringKeyframeTrack$1(name,times,values,interpolation){KeyframeTrack$1.call(this,name,times,values,interpolation);}StringKeyframeTrack$1.prototype=Object.assign(Object.create(KeyframeTrack$1.prototype),{constructor:StringKeyframeTrack$1,ValueTypeName:'string',ValueBufferType:Array,DefaultInterpolation:InterpolateDiscrete$1,InterpolantFactoryMethodLinear:undefined,InterpolantFactoryMethodSmooth:undefined});/** - * - * A Track of vectored keyframe values. - * - * - * @author Ben Houston / http://clara.io/ - * @author David Sarno / http://lighthaus.us/ - * @author tschw - */function VectorKeyframeTrack$1(name,times,values,interpolation){KeyframeTrack$1.call(this,name,times,values,interpolation);}VectorKeyframeTrack$1.prototype=Object.assign(Object.create(KeyframeTrack$1.prototype),{constructor:VectorKeyframeTrack$1,ValueTypeName:'vector'// ValueBufferType is inherited -// DefaultInterpolation is inherited -});/** - * - * Reusable set of Tracks that represent an animation. - * - * @author Ben Houston / http://clara.io/ - * @author David Sarno / http://lighthaus.us/ - */function AnimationClip$1(name,duration,tracks,blendMode){this.name=name;this.tracks=tracks;this.duration=duration!==undefined?duration:-1;this.blendMode=blendMode!==undefined?blendMode:NormalAnimationBlendMode$1;this.uuid=MathUtils$1.generateUUID();// this means it should figure out its duration by scanning the tracks -if(this.duration<0){this.resetDuration();}}function getTrackTypeForValueTypeName$1(typeName){switch(typeName.toLowerCase()){case'scalar':case'double':case'float':case'number':case'integer':return NumberKeyframeTrack$1;case'vector':case'vector2':case'vector3':case'vector4':return VectorKeyframeTrack$1;case'color':return ColorKeyframeTrack$1;case'quaternion':return QuaternionKeyframeTrack$1;case'bool':case'boolean':return BooleanKeyframeTrack$1;case'string':return StringKeyframeTrack$1;}throw new Error('THREE.KeyframeTrack: Unsupported typeName: '+typeName);}function parseKeyframeTrack$1(json){if(json.type===undefined){throw new Error('THREE.KeyframeTrack: track type undefined, can not parse');}var trackType=getTrackTypeForValueTypeName$1(json.type);if(json.times===undefined){var times=[],values=[];AnimationUtils$1.flattenJSON(json.keys,times,values,'value');json.times=times;json.values=values;}// derived classes can define a static parse method -if(trackType.parse!==undefined){return trackType.parse(json);}else{// by default, we assume a constructor compatible with the base -return new trackType(json.name,json.times,json.values,json.interpolation);}}Object.assign(AnimationClip$1,{parse:function parse(json){var tracks=[],jsonTracks=json.tracks,frameTime=1.0/(json.fps||1.0);for(var i=0,n=jsonTracks.length;i!==n;++i){tracks.push(parseKeyframeTrack$1(jsonTracks[i]).scale(frameTime));}return new AnimationClip$1(json.name,json.duration,tracks,json.blendMode);},toJSON:function toJSON(clip){var tracks=[],clipTracks=clip.tracks;var json={'name':clip.name,'duration':clip.duration,'tracks':tracks,'uuid':clip.uuid,'blendMode':clip.blendMode};for(var i=0,n=clipTracks.length;i!==n;++i){tracks.push(KeyframeTrack$1.toJSON(clipTracks[i]));}return json;},CreateFromMorphTargetSequence:function CreateFromMorphTargetSequence(name,morphTargetSequence,fps,noLoop){var numMorphTargets=morphTargetSequence.length;var tracks=[];for(var i=0;i1){var name=parts[1];var animationMorphTargets=animationToMorphTargets[name];if(!animationMorphTargets){animationToMorphTargets[name]=animationMorphTargets=[];}animationMorphTargets.push(morphTarget);}}var clips=[];for(var name in animationToMorphTargets){clips.push(AnimationClip$1.CreateFromMorphTargetSequence(name,animationToMorphTargets[name],fps,noLoop));}return clips;},// parse the animation.hierarchy format -parseAnimation:function parseAnimation(animation,bones){if(!animation){console.error('THREE.AnimationClip: No animation in JSONLoader data.');return null;}var addNonemptyTrack=function addNonemptyTrack(trackType,trackName,animationKeys,propertyName,destTracks){// only return track if there are actually keys. -if(animationKeys.length!==0){var times=[];var values=[];AnimationUtils$1.flattenJSON(animationKeys,times,values,propertyName);// empty keys are filtered out, so check again -if(times.length!==0){destTracks.push(new trackType(trackName,times,values));}}};var tracks=[];var clipName=animation.name||'default';// automatic length determination in AnimationClip. -var duration=animation.length||-1;var fps=animation.fps||30;var blendMode=animation.blendMode;var hierarchyTracks=animation.hierarchy||[];for(var h=0;h0||url.search(/^data\:image\/jpeg/)===0;texture.format=isJPEG?RGBFormat$1:RGBAFormat$1;texture.needsUpdate=true;if(onLoad!==undefined){onLoad(texture);}},onProgress,onError);return texture;}});/** - * @author zz85 / http://www.lab4games.net/zz85/blog - * Extensible curve object - * - * Some common of curve methods: - * .getPoint( t, optionalTarget ), .getTangent( t, optionalTarget ) - * .getPointAt( u, optionalTarget ), .getTangentAt( u, optionalTarget ) - * .getPoints(), .getSpacedPoints() - * .getLength() - * .updateArcLengths() - * - * This following curves inherit from THREE.Curve: - * - * -- 2D curves -- - * THREE.ArcCurve - * THREE.CubicBezierCurve - * THREE.EllipseCurve - * THREE.LineCurve - * THREE.QuadraticBezierCurve - * THREE.SplineCurve - * - * -- 3D curves -- - * THREE.CatmullRomCurve3 - * THREE.CubicBezierCurve3 - * THREE.LineCurve3 - * THREE.QuadraticBezierCurve3 - * - * A series of curves can be represented as a THREE.CurvePath. - * - **/ /************************************************************** - * Abstract Curve base class - **************************************************************/function Curve$1(){this.type='Curve';this.arcLengthDivisions=200;}Object.assign(Curve$1.prototype,{// Virtual base class method to overwrite and implement in subclasses -// - t [0 .. 1] -getPoint:function getPoint()/* t, optionalTarget */{console.warn('THREE.Curve: .getPoint() not implemented.');return null;},// Get point at relative position in curve according to arc length -// - u [0 .. 1] -getPointAt:function getPointAt(u,optionalTarget){var t=this.getUtoTmapping(u);return this.getPoint(t,optionalTarget);},// Get sequence of points using getPoint( t ) -getPoints:function getPoints(divisions){if(divisions===undefined)divisions=5;var points=[];for(var d=0;d<=divisions;d++){points.push(this.getPoint(d/divisions));}return points;},// Get sequence of points using getPointAt( u ) -getSpacedPoints:function getSpacedPoints(divisions){if(divisions===undefined)divisions=5;var points=[];for(var d=0;d<=divisions;d++){points.push(this.getPointAt(d/divisions));}return points;},// Get total curve arc length -getLength:function getLength(){var lengths=this.getLengths();return lengths[lengths.length-1];},// Get list of cumulative segment lengths -getLengths:function getLengths(divisions){if(divisions===undefined)divisions=this.arcLengthDivisions;if(this.cacheArcLengths&&this.cacheArcLengths.length===divisions+1&&!this.needsUpdate){return this.cacheArcLengths;}this.needsUpdate=false;var cache=[];var current,last=this.getPoint(0);var p,sum=0;cache.push(0);for(p=1;p<=divisions;p++){current=this.getPoint(p/divisions);sum+=current.distanceTo(last);cache.push(sum);last=current;}this.cacheArcLengths=cache;return cache;// { sums: cache, sum: sum }; Sum is in the last element. -},updateArcLengths:function updateArcLengths(){this.needsUpdate=true;this.getLengths();},// Given u ( 0 .. 1 ), get a t to find p. This gives you points which are equidistant -getUtoTmapping:function getUtoTmapping(u,distance){var arcLengths=this.getLengths();var i=0,il=arcLengths.length;var targetArcLength;// The targeted u distance value to get -if(distance){targetArcLength=distance;}else{targetArcLength=u*arcLengths[il-1];}// binary search for the index with largest value smaller than target u distance -var low=0,high=il-1,comparison;while(low<=high){i=Math.floor(low+(high-low)/2);// less likely to overflow, though probably not issue here, JS doesn't really have integers, all numbers are floats -comparison=arcLengths[i]-targetArcLength;if(comparison<0){low=i+1;}else if(comparison>0){high=i-1;}else{high=i;break;// DONE -}}i=high;if(arcLengths[i]===targetArcLength){return i/(il-1);}// we could get finer grain at lengths, or use simple interpolation between two points -var lengthBefore=arcLengths[i];var lengthAfter=arcLengths[i+1];var segmentLength=lengthAfter-lengthBefore;// determine where we are between the 'before' and 'after' points -var segmentFraction=(targetArcLength-lengthBefore)/segmentLength;// add that fractional amount to t -var t=(i+segmentFraction)/(il-1);return t;},// Returns a unit vector tangent at t -// In case any sub curve does not implement its tangent derivation, -// 2 points a small delta apart will be used to find its gradient -// which seems to give a reasonable approximation -getTangent:function getTangent(t,optionalTarget){var delta=0.0001;var t1=t-delta;var t2=t+delta;// Capping in case of danger -if(t1<0)t1=0;if(t2>1)t2=1;var pt1=this.getPoint(t1);var pt2=this.getPoint(t2);var tangent=optionalTarget||(pt1.isVector2?new Vector2$1():new Vector3$1());tangent.copy(pt2).sub(pt1).normalize();return tangent;},getTangentAt:function getTangentAt(u,optionalTarget){var t=this.getUtoTmapping(u);return this.getTangent(t,optionalTarget);},computeFrenetFrames:function computeFrenetFrames(segments,closed){// see http://www.cs.indiana.edu/pub/techreports/TR425.pdf -var normal=new Vector3$1();var tangents=[];var normals=[];var binormals=[];var vec=new Vector3$1();var mat=new Matrix4$1();var i,u,theta;// compute the tangent vectors for each segment on the curve -for(i=0;i<=segments;i++){u=i/segments;tangents[i]=this.getTangentAt(u,new Vector3$1());tangents[i].normalize();}// select an initial normal vector perpendicular to the first tangent vector, -// and in the direction of the minimum tangent xyz component -normals[0]=new Vector3$1();binormals[0]=new Vector3$1();var min=Number.MAX_VALUE;var tx=Math.abs(tangents[0].x);var ty=Math.abs(tangents[0].y);var tz=Math.abs(tangents[0].z);if(tx<=min){min=tx;normal.set(1,0,0);}if(ty<=min){min=ty;normal.set(0,1,0);}if(tz<=min){normal.set(0,0,1);}vec.crossVectors(tangents[0],normal).normalize();normals[0].crossVectors(tangents[0],vec);binormals[0].crossVectors(tangents[0],normals[0]);// compute the slowly-varying normal and binormal vectors for each segment on the curve -for(i=1;i<=segments;i++){normals[i]=normals[i-1].clone();binormals[i]=binormals[i-1].clone();vec.crossVectors(tangents[i-1],tangents[i]);if(vec.length()>Number.EPSILON){vec.normalize();theta=Math.acos(MathUtils$1.clamp(tangents[i-1].dot(tangents[i]),-1,1));// clamp for floating pt errors -normals[i].applyMatrix4(mat.makeRotationAxis(vec,theta));}binormals[i].crossVectors(tangents[i],normals[i]);}// if the curve is closed, postprocess the vectors so the first and last normal vectors are the same -if(closed===true){theta=Math.acos(MathUtils$1.clamp(normals[0].dot(normals[segments]),-1,1));theta/=segments;if(tangents[0].dot(vec.crossVectors(normals[0],normals[segments]))>0){theta=-theta;}for(i=1;i<=segments;i++){// twist a little... -normals[i].applyMatrix4(mat.makeRotationAxis(tangents[i],theta*i));binormals[i].crossVectors(tangents[i],normals[i]);}}return{tangents:tangents,normals:normals,binormals:binormals};},clone:function clone(){return new this.constructor().copy(this);},copy:function copy(source){this.arcLengthDivisions=source.arcLengthDivisions;return this;},toJSON:function toJSON(){var data={metadata:{version:4.5,type:'Curve',generator:'Curve.toJSON'}};data.arcLengthDivisions=this.arcLengthDivisions;data.type=this.type;return data;},fromJSON:function fromJSON(json){this.arcLengthDivisions=json.arcLengthDivisions;return this;}});function EllipseCurve$1(aX,aY,xRadius,yRadius,aStartAngle,aEndAngle,aClockwise,aRotation){Curve$1.call(this);this.type='EllipseCurve';this.aX=aX||0;this.aY=aY||0;this.xRadius=xRadius||1;this.yRadius=yRadius||1;this.aStartAngle=aStartAngle||0;this.aEndAngle=aEndAngle||2*Math.PI;this.aClockwise=aClockwise||false;this.aRotation=aRotation||0;}EllipseCurve$1.prototype=Object.create(Curve$1.prototype);EllipseCurve$1.prototype.constructor=EllipseCurve$1;EllipseCurve$1.prototype.isEllipseCurve=true;EllipseCurve$1.prototype.getPoint=function(t,optionalTarget){var point=optionalTarget||new Vector2$1();var twoPi=Math.PI*2;var deltaAngle=this.aEndAngle-this.aStartAngle;var samePoints=Math.abs(deltaAngle)twoPi){deltaAngle-=twoPi;}if(deltaAngle0?0:(Math.floor(Math.abs(intPoint)/l)+1)*l;}else if(weight===0&&intPoint===l-1){intPoint=l-2;weight=1;}var p0,p1,p2,p3;// 4 points -if(this.closed||intPoint>0){p0=points[(intPoint-1)%l];}else{// extrapolate first point -tmp$1.subVectors(points[0],points[1]).add(points[0]);p0=tmp$1;}p1=points[intPoint%l];p2=points[(intPoint+1)%l];if(this.closed||intPoint+2points.length-2?points.length-1:intPoint+1];var p3=points[intPoint>points.length-3?points.length-1:intPoint+2];point.set(CatmullRom$1(weight,p0.x,p1.x,p2.x,p3.x),CatmullRom$1(weight,p0.y,p1.y,p2.y,p3.y));return point;};SplineCurve$1.prototype.copy=function(source){Curve$1.prototype.copy.call(this,source);this.points=[];for(var i=0,l=source.points.length;i=d){var diff=curveLengths[i]-d;var curve=this.curves[i];var segmentLength=curve.getLength();var u=segmentLength===0?0:1-diff/segmentLength;return curve.getPointAt(u);}i++;}return null;// loop where sum != 0, sum > d , sum+1 1&&!points[points.length-1].equals(points[0])){points.push(points[0]);}return points;},copy:function copy(source){Curve$1.prototype.copy.call(this,source);this.curves=[];for(var i=0,l=source.curves.length;i0){// if a previous curve is present, attempt to join -var firstPoint=curve.getPoint(0);if(!firstPoint.equals(this.currentPoint)){this.lineTo(firstPoint.x,firstPoint.y);}}this.curves.push(curve);var lastPoint=curve.getPoint(1);this.currentPoint.copy(lastPoint);return this;},copy:function copy(source){CurvePath$1.prototype.copy.call(this,source);this.currentPoint.copy(source.currentPoint);return this;},toJSON:function toJSON(){var data=CurvePath$1.prototype.toJSON.call(this);data.currentPoint=this.currentPoint.toArray();return data;},fromJSON:function fromJSON(json){CurvePath$1.prototype.fromJSON.call(this,json);this.currentPoint.fromArray(json.currentPoint);return this;}});/** - * @author zz85 / http://www.lab4games.net/zz85/blog - * Defines a 2d shape plane using paths. - **/ // STEP 1 Create a path. -// STEP 2 Turn path into shape. -// STEP 3 ExtrudeGeometry takes in Shape/Shapes -// STEP 3a - Extract points from each shape, turn to vertices -// STEP 3b - Triangulate each shape, add faces. -function Shape$1(points){Path$1.call(this,points);this.uuid=MathUtils$1.generateUUID();this.type='Shape';this.holes=[];}Shape$1.prototype=Object.assign(Object.create(Path$1.prototype),{constructor:Shape$1,getPointsHoles:function getPointsHoles(divisions){var holesPts=[];for(var i=0,l=this.holes.length;i0?true:false;}else{material.vertexColors=json.vertexColors;}}// Shader Material -if(json.uniforms!==undefined){for(var name in json.uniforms){var uniform=json.uniforms[name];material.uniforms[name]={};switch(uniform.type){case't':material.uniforms[name].value=getTexture(uniform.value);break;case'c':material.uniforms[name].value=new Color$1().setHex(uniform.value);break;case'v2':material.uniforms[name].value=new Vector2$1().fromArray(uniform.value);break;case'v3':material.uniforms[name].value=new Vector3$1().fromArray(uniform.value);break;case'v4':material.uniforms[name].value=new Vector4$1().fromArray(uniform.value);break;case'm3':material.uniforms[name].value=new Matrix3$1().fromArray(uniform.value);case'm4':material.uniforms[name].value=new Matrix4$1().fromArray(uniform.value);break;default:material.uniforms[name].value=uniform.value;}}}if(json.defines!==undefined)material.defines=json.defines;if(json.vertexShader!==undefined)material.vertexShader=json.vertexShader;if(json.fragmentShader!==undefined)material.fragmentShader=json.fragmentShader;if(json.extensions!==undefined){for(var key in json.extensions){material.extensions[key]=json.extensions[key];}}// Deprecated -if(json.shading!==undefined)material.flatShading=json.shading===1;// THREE.FlatShading -// for PointsMaterial -if(json.size!==undefined)material.size=json.size;if(json.sizeAttenuation!==undefined)material.sizeAttenuation=json.sizeAttenuation;// maps -if(json.map!==undefined)material.map=getTexture(json.map);if(json.matcap!==undefined)material.matcap=getTexture(json.matcap);if(json.alphaMap!==undefined)material.alphaMap=getTexture(json.alphaMap);if(json.bumpMap!==undefined)material.bumpMap=getTexture(json.bumpMap);if(json.bumpScale!==undefined)material.bumpScale=json.bumpScale;if(json.normalMap!==undefined)material.normalMap=getTexture(json.normalMap);if(json.normalMapType!==undefined)material.normalMapType=json.normalMapType;if(json.normalScale!==undefined){var normalScale=json.normalScale;if(Array.isArray(normalScale)===false){// Blender exporter used to export a scalar. See #7459 -normalScale=[normalScale,normalScale];}material.normalScale=new Vector2$1().fromArray(normalScale);}if(json.displacementMap!==undefined)material.displacementMap=getTexture(json.displacementMap);if(json.displacementScale!==undefined)material.displacementScale=json.displacementScale;if(json.displacementBias!==undefined)material.displacementBias=json.displacementBias;if(json.roughnessMap!==undefined)material.roughnessMap=getTexture(json.roughnessMap);if(json.metalnessMap!==undefined)material.metalnessMap=getTexture(json.metalnessMap);if(json.emissiveMap!==undefined)material.emissiveMap=getTexture(json.emissiveMap);if(json.emissiveIntensity!==undefined)material.emissiveIntensity=json.emissiveIntensity;if(json.specularMap!==undefined)material.specularMap=getTexture(json.specularMap);if(json.envMap!==undefined)material.envMap=getTexture(json.envMap);if(json.envMapIntensity!==undefined)material.envMapIntensity=json.envMapIntensity;if(json.reflectivity!==undefined)material.reflectivity=json.reflectivity;if(json.refractionRatio!==undefined)material.refractionRatio=json.refractionRatio;if(json.lightMap!==undefined)material.lightMap=getTexture(json.lightMap);if(json.lightMapIntensity!==undefined)material.lightMapIntensity=json.lightMapIntensity;if(json.aoMap!==undefined)material.aoMap=getTexture(json.aoMap);if(json.aoMapIntensity!==undefined)material.aoMapIntensity=json.aoMapIntensity;if(json.gradientMap!==undefined)material.gradientMap=getTexture(json.gradientMap);if(json.clearcoatMap!==undefined)material.clearcoatMap=getTexture(json.clearcoatMap);if(json.clearcoatRoughnessMap!==undefined)material.clearcoatRoughnessMap=getTexture(json.clearcoatRoughnessMap);if(json.clearcoatNormalMap!==undefined)material.clearcoatNormalMap=getTexture(json.clearcoatNormalMap);if(json.clearcoatNormalScale!==undefined)material.clearcoatNormalScale=new Vector2$1().fromArray(json.clearcoatNormalScale);return material;},setTextures:function setTextures(value){this.textures=value;return this;}});/** - * @author Don McCurdy / https://www.donmccurdy.com - */var LoaderUtils$1={decodeText:function decodeText(array){if(typeof TextDecoder!=='undefined'){return new TextDecoder().decode(array);}// Avoid the String.fromCharCode.apply(null, array) shortcut, which -// throws a "maximum call stack size exceeded" error for large arrays. -var s='';for(var i=0,il=array.length;i0){var manager=new LoadingManager$1(onLoad);var loader=new ImageLoader$1(manager);loader.setCrossOrigin(this.crossOrigin);for(var i=0,il=json.length;i immediate success or -// toggling of inside/outside at every single! intersection point of an edge -// with the horizontal line through inPt, left of inPt -// not counting lowerY endpoints of edges and whole edges on that line -var inside=false;for(var p=polyLen-1,q=0;qNumber.EPSILON){// not parallel -if(edgeDy<0){edgeLowPt=inPolygon[q];edgeDx=-edgeDx;edgeHighPt=inPolygon[p];edgeDy=-edgeDy;}if(inPt.yedgeHighPt.y)continue;if(inPt.y===edgeLowPt.y){if(inPt.x===edgeLowPt.x)return true;// inPt is on contour ? -// continue; // no intersection or edgeLowPt => doesn't count !!! -}else{var perpEdge=edgeDy*(inPt.x-edgeLowPt.x)-edgeDx*(inPt.y-edgeLowPt.y);if(perpEdge===0)return true;// inPt is on contour ? -if(perpEdge<0)continue;inside=!inside;// true intersection left of inPt -}}else{// parallel or collinear -if(inPt.y!==edgeLowPt.y)continue;// parallel -// edge lies on the same horizontal line as inPt -if(edgeHighPt.x<=inPt.x&&inPt.x<=edgeLowPt.x||edgeLowPt.x<=inPt.x&&inPt.x<=edgeHighPt.x)return true;// inPt: Point on contour ! -// continue; -}}return inside;}var isClockWise=ShapeUtils$1.isClockWise;var subPaths=this.subPaths;if(subPaths.length===0)return[];if(noHoles===true)return toShapesNoHoles(subPaths);var solid,tmpPath,tmpShape,shapes=[];if(subPaths.length===1){tmpPath=subPaths[0];tmpShape=new Shape$1();tmpShape.curves=tmpPath.curves;shapes.push(tmpShape);return shapes;}var holesFirst=!isClockWise(subPaths[0].getPoints());holesFirst=isCCW?!holesFirst:holesFirst;// console.log("Holes first", holesFirst); -var betterShapeHoles=[];var newShapes=[];var newShapeHoles=[];var mainIdx=0;var tmpPoints;newShapes[mainIdx]=undefined;newShapeHoles[mainIdx]=[];for(var i=0,l=subPaths.length;i probably all Shapes with wrong orientation -if(!newShapes[0])return toShapesNoHoles(subPaths);if(newShapes.length>1){var ambiguous=false;var toChange=[];for(var sIdx=0,sLen=newShapes.length;sIdx0){// console.log("to change: ", toChange); -if(!ambiguous)newShapeHoles=betterShapeHoles;}}var tmpHoles;for(var i=0,il=newShapes.length;i0){this.source.connect(this.filters[0]);for(var i=1,l=this.filters.length;i0){this.source.disconnect(this.filters[0]);for(var i=1,l=this.filters.length;i' -accumulate:function accumulate(accuIndex,weight){// note: happily accumulating nothing when weight = 0, the caller knows -// the weight and shouldn't have made the call in the first place -var buffer=this.buffer,stride=this.valueSize,offset=accuIndex*stride+stride,currentWeight=this.cumulativeWeight;if(currentWeight===0){// accuN := incoming * weight -for(var i=0;i!==stride;++i){buffer[offset+i]=buffer[i];}currentWeight=weight;}else{// accuN := accuN + incoming * weight -currentWeight+=weight;var mix=weight/currentWeight;this._mixBufferRegion(buffer,offset,0,mix,stride);}this.cumulativeWeight=currentWeight;},// accumulate data in the 'incoming' region into 'add' -accumulateAdditive:function accumulateAdditive(weight){var buffer=this.buffer,stride=this.valueSize,offset=stride*this._addIndex;if(this.cumulativeWeightAdditive===0){// add = identity -this._setIdentity();}// add := add + incoming * weight -this._mixBufferRegionAdditive(buffer,offset,0,weight,stride);this.cumulativeWeightAdditive+=weight;},// apply the state of 'accu' to the binding when accus differ -apply:function apply(accuIndex){var stride=this.valueSize,buffer=this.buffer,offset=accuIndex*stride+stride,weight=this.cumulativeWeight,weightAdditive=this.cumulativeWeightAdditive,binding=this.binding;this.cumulativeWeight=0;this.cumulativeWeightAdditive=0;if(weight<1){// accuN := accuN + original * ( 1 - cumulativeWeight ) -var originalValueOffset=stride*this._origIndex;this._mixBufferRegion(buffer,offset,originalValueOffset,1-weight,stride);}if(weightAdditive>0){// accuN := accuN + additive accuN -this._mixBufferRegionAdditive(buffer,offset,this._addIndex*stride,1,stride);}for(var i=stride,e=stride+stride;i!==e;++i){if(buffer[i]!==buffer[i+stride]){// value has changed -> update scene graph -binding.setValue(buffer,offset);break;}}},// remember the state of the bound property and copy it to both accus -saveOriginalState:function saveOriginalState(){var binding=this.binding;var buffer=this.buffer,stride=this.valueSize,originalValueOffset=stride*this._origIndex;binding.getValue(buffer,originalValueOffset);// accu[0..1] := orig -- initially detect changes against the original -for(var i=stride,e=originalValueOffset;i!==e;++i){buffer[i]=buffer[originalValueOffset+i%stride];}// Add to identity for additive -this._setIdentity();this.cumulativeWeight=0;this.cumulativeWeightAdditive=0;},// apply the state previously taken via 'saveOriginalState' to the binding -restoreOriginalState:function restoreOriginalState(){var originalValueOffset=this.valueSize*3;this.binding.setValue(this.buffer,originalValueOffset);},_setAdditiveIdentityNumeric:function _setAdditiveIdentityNumeric(){var startIndex=this._addIndex*this.valueSize;var endIndex=startIndex+this.valueSize;for(var i=startIndex;i=0.5){for(var i=0;i!==stride;++i){buffer[dstOffset+i]=buffer[srcOffset+i];}}},_slerp:function _slerp(buffer,dstOffset,srcOffset,t){Quaternion$1.slerpFlat(buffer,dstOffset,buffer,dstOffset,buffer,srcOffset,t);},_slerpAdditive:function _slerpAdditive(buffer,dstOffset,srcOffset,t,stride){var workOffset=this._workIndex*stride;// Store result in intermediate buffer offset -Quaternion$1.multiplyQuaternionsFlat(buffer,workOffset,buffer,dstOffset,buffer,srcOffset);// Slerp to the intermediate result -Quaternion$1.slerpFlat(buffer,dstOffset,buffer,dstOffset,buffer,workOffset,t);},_lerp:function _lerp(buffer,dstOffset,srcOffset,t,stride){var s=1-t;for(var i=0;i!==stride;++i){var j=dstOffset+i;buffer[j]=buffer[j]*s+buffer[srcOffset+i]*t;}},_lerpAdditive:function _lerpAdditive(buffer,dstOffset,srcOffset,t,stride){for(var i=0;i!==stride;++i){var j=dstOffset+i;buffer[j]=buffer[j]+buffer[srcOffset+i]*t;}}});/** - * - * A reference to a real property in the scene graph. - * - * - * @author Ben Houston / http://clara.io/ - * @author David Sarno / http://lighthaus.us/ - * @author tschw - */ // Characters [].:/ are reserved for track binding syntax. -var _RESERVED_CHARS_RE$1='\\[\\]\\.:\\/';var _reservedRe$1=new RegExp('['+_RESERVED_CHARS_RE$1+']','g');// Attempts to allow node names from any language. ES5's `\w` regexp matches -// only latin characters, and the unicode \p{L} is not yet supported. So -// instead, we exclude reserved characters and match everything else. -var _wordChar$1='[^'+_RESERVED_CHARS_RE$1+']';var _wordCharOrDot$1='[^'+_RESERVED_CHARS_RE$1.replace('\\.','')+']';// Parent directories, delimited by '/' or ':'. Currently unused, but must -// be matched to parse the rest of the track name. -var _directoryRe$1=/((?:WC+[\/:])*)/.source.replace('WC',_wordChar$1);// Target node. May contain word characters (a-zA-Z0-9_) and '.' or '-'. -var _nodeRe$1=/(WCOD+)?/.source.replace('WCOD',_wordCharOrDot$1);// Object on target node, and accessor. May not contain reserved -// characters. Accessor may contain any character except closing bracket. -var _objectRe$1=/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace('WC',_wordChar$1);// Property and accessor. May not contain reserved characters. Accessor may -// contain any non-bracket characters. -var _propertyRe$1=/\.(WC+)(?:\[(.+)\])?/.source.replace('WC',_wordChar$1);var _trackRe$1=new RegExp(''+'^'+_directoryRe$1+_nodeRe$1+_objectRe$1+_propertyRe$1+'$');var _supportedObjectNames$1=['material','materials','bones'];function Composite$1(targetGroup,path,optionalParsedPath){var parsedPath=optionalParsedPath||PropertyBinding$1.parseTrackName(path);this._targetGroup=targetGroup;this._bindings=targetGroup.subscribe_(path,parsedPath);}Object.assign(Composite$1.prototype,{getValue:function getValue(array,offset){this.bind();// bind all binding -var firstValidIndex=this._targetGroup.nCachedObjects_,binding=this._bindings[firstValidIndex];// and only call .getValue on the first -if(binding!==undefined)binding.getValue(array,offset);},setValue:function setValue(array,offset){var bindings=this._bindings;for(var i=this._targetGroup.nCachedObjects_,n=bindings.length;i!==n;++i){bindings[i].setValue(array,offset);}},bind:function bind(){var bindings=this._bindings;for(var i=this._targetGroup.nCachedObjects_,n=bindings.length;i!==n;++i){bindings[i].bind();}},unbind:function unbind(){var bindings=this._bindings;for(var i=this._targetGroup.nCachedObjects_,n=bindings.length;i!==n;++i){bindings[i].unbind();}}});function PropertyBinding$1(rootNode,path,parsedPath){this.path=path;this.parsedPath=parsedPath||PropertyBinding$1.parseTrackName(path);this.node=PropertyBinding$1.findNode(rootNode,this.parsedPath.nodeName)||rootNode;this.rootNode=rootNode;}Object.assign(PropertyBinding$1,{Composite:Composite$1,create:function create(root,path,parsedPath){if(!(root&&root.isAnimationObjectGroup)){return new PropertyBinding$1(root,path,parsedPath);}else{return new PropertyBinding$1.Composite(root,path,parsedPath);}},/** - * Replaces spaces with underscores and removes unsupported characters from - * node names, to ensure compatibility with parseTrackName(). - * - * @param {string} name Node name to be sanitized. - * @return {string} - */sanitizeNodeName:function sanitizeNodeName(name){return name.replace(/\s/g,'_').replace(_reservedRe$1,'');},parseTrackName:function parseTrackName(trackName){var matches=_trackRe$1.exec(trackName);if(!matches){throw new Error('PropertyBinding: Cannot parse trackName: '+trackName);}var results={// directoryName: matches[ 1 ], // (tschw) currently unused -nodeName:matches[2],objectName:matches[3],objectIndex:matches[4],propertyName:matches[5],// required -propertyIndex:matches[6]};var lastDot=results.nodeName&&results.nodeName.lastIndexOf('.');if(lastDot!==undefined&&lastDot!==-1){var objectName=results.nodeName.substring(lastDot+1);// Object names must be checked against a whitelist. Otherwise, there -// is no way to parse 'foo.bar.baz': 'baz' must be a property, but -// 'bar' could be the objectName, or part of a nodeName (which can -// include '.' characters). -if(_supportedObjectNames$1.indexOf(objectName)!==-1){results.nodeName=results.nodeName.substring(0,lastDot);results.objectName=objectName;}}if(results.propertyName===null||results.propertyName.length===0){throw new Error('PropertyBinding: can not parse propertyName from trackName: '+trackName);}return results;},findNode:function findNode(root,nodeName){if(!nodeName||nodeName===""||nodeName==="."||nodeName===-1||nodeName===root.name||nodeName===root.uuid){return root;}// search into skeleton bones. -if(root.skeleton){var bone=root.skeleton.getBoneByName(nodeName);if(bone!==undefined){return bone;}}// search into node subtree. -if(root.children){var searchNodeSubtree=function searchNodeSubtree(children){for(var i=0;i -this._bindingsIndicesByPath={};// inside: indices in these arrays -var scope=this;this.stats={objects:{get total(){return scope._objects.length;},get inUse(){return this.total-scope.nCachedObjects_;}},get bindingsPerObject(){return scope._bindings.length;}};}Object.assign(AnimationObjectGroup$1.prototype,{isAnimationObjectGroup:true,add:function add(){var objects=this._objects,nObjects=objects.length,nCachedObjects=this.nCachedObjects_,indicesByUUID=this._indicesByUUID,paths=this._paths,parsedPaths=this._parsedPaths,bindings=this._bindings,nBindings=bindings.length,knownObject=undefined;for(var i=0,n=arguments.length;i!==n;++i){var object=arguments[i],uuid=object.uuid,index=indicesByUUID[uuid];if(index===undefined){// unknown object -> add it to the ACTIVE region -index=nObjects++;indicesByUUID[uuid]=index;objects.push(object);// accounting is done, now do the same for all bindings -for(var j=0,m=nBindings;j!==m;++j){bindings[j].push(new PropertyBinding$1(object,paths[j],parsedPaths[j]));}}else if(index=nCachedObjects){// move existing object into the CACHED region -var lastCachedIndex=nCachedObjects++,firstActiveObject=objects[lastCachedIndex];indicesByUUID[firstActiveObject.uuid]=index;objects[index]=firstActiveObject;indicesByUUID[uuid]=lastCachedIndex;objects[lastCachedIndex]=object;// accounting is done, now do the same for all bindings -for(var j=0,m=nBindings;j!==m;++j){var bindingsForPath=bindings[j],firstActive=bindingsForPath[lastCachedIndex],binding=bindingsForPath[index];bindingsForPath[index]=firstActive;bindingsForPath[lastCachedIndex]=binding;}}}// for arguments -this.nCachedObjects_=nCachedObjects;},// remove & forget -uncache:function uncache(){var objects=this._objects,nObjects=objects.length,nCachedObjects=this.nCachedObjects_,indicesByUUID=this._indicesByUUID,bindings=this._bindings,nBindings=bindings.length;for(var i=0,n=arguments.length;i!==n;++i){var object=arguments[i],uuid=object.uuid,index=indicesByUUID[uuid];if(index!==undefined){delete indicesByUUID[uuid];if(index zero effective time scale -this.enabled=true;// false -> zero effective weight -this.clampWhenFinished=false;// keep feeding the last frame? -this.zeroSlopeAtStart=true;// for smooth interpolation w/o separate -this.zeroSlopeAtEnd=true;// clips for start, loop and end -}Object.assign(AnimationAction$1.prototype,{// State & Scheduling -play:function play(){this._mixer._activateAction(this);return this;},stop:function stop(){this._mixer._deactivateAction(this);return this.reset();},reset:function reset(){this.paused=false;this.enabled=true;this.time=0;// restart clip -this._loopCount=-1;// forget previous loops -this._startTime=null;// forget scheduling -return this.stopFading().stopWarping();},isRunning:function isRunning(){return this.enabled&&!this.paused&&this.timeScale!==0&&this._startTime===null&&this._mixer._isActiveAction(this);},// return true when play has been called -isScheduled:function isScheduled(){return this._mixer._isActiveAction(this);},startAt:function startAt(time){this._startTime=time;return this;},setLoop:function setLoop(mode,repetitions){this.loop=mode;this.repetitions=repetitions;return this;},// Weight -// set the weight stopping any scheduled fading -// although .enabled = false yields an effective weight of zero, this -// method does *not* change .enabled, because it would be confusing -setEffectiveWeight:function setEffectiveWeight(weight){this.weight=weight;// note: same logic as when updated at runtime -this._effectiveWeight=this.enabled?weight:0;return this.stopFading();},// return the weight considering fading and .enabled -getEffectiveWeight:function getEffectiveWeight(){return this._effectiveWeight;},fadeIn:function fadeIn(duration){return this._scheduleFading(duration,0,1);},fadeOut:function fadeOut(duration){return this._scheduleFading(duration,1,0);},crossFadeFrom:function crossFadeFrom(fadeOutAction,duration,warp){fadeOutAction.fadeOut(duration);this.fadeIn(duration);if(warp){var fadeInDuration=this._clip.duration,fadeOutDuration=fadeOutAction._clip.duration,startEndRatio=fadeOutDuration/fadeInDuration,endStartRatio=fadeInDuration/fadeOutDuration;fadeOutAction.warp(1.0,startEndRatio,duration);this.warp(endStartRatio,1.0,duration);}return this;},crossFadeTo:function crossFadeTo(fadeInAction,duration,warp){return fadeInAction.crossFadeFrom(this,duration,warp);},stopFading:function stopFading(){var weightInterpolant=this._weightInterpolant;if(weightInterpolant!==null){this._weightInterpolant=null;this._mixer._takeBackControlInterpolant(weightInterpolant);}return this;},// Time Scale Control -// set the time scale stopping any scheduled warping -// although .paused = true yields an effective time scale of zero, this -// method does *not* change .paused, because it would be confusing -setEffectiveTimeScale:function setEffectiveTimeScale(timeScale){this.timeScale=timeScale;this._effectiveTimeScale=this.paused?0:timeScale;return this.stopWarping();},// return the time scale considering warping and .paused -getEffectiveTimeScale:function getEffectiveTimeScale(){return this._effectiveTimeScale;},setDuration:function setDuration(duration){this.timeScale=this._clip.duration/duration;return this.stopWarping();},syncWith:function syncWith(action){this.time=action.time;this.timeScale=action.timeScale;return this.stopWarping();},halt:function halt(duration){return this.warp(this._effectiveTimeScale,0,duration);},warp:function warp(startTimeScale,endTimeScale,duration){var mixer=this._mixer,now=mixer.time,interpolant=this._timeScaleInterpolant,timeScale=this.timeScale;if(interpolant===null){interpolant=mixer._lendControlInterpolant();this._timeScaleInterpolant=interpolant;}var times=interpolant.parameterPositions,values=interpolant.sampleValues;times[0]=now;times[1]=now+duration;values[0]=startTimeScale/timeScale;values[1]=endTimeScale/timeScale;return this;},stopWarping:function stopWarping(){var timeScaleInterpolant=this._timeScaleInterpolant;if(timeScaleInterpolant!==null){this._timeScaleInterpolant=null;this._mixer._takeBackControlInterpolant(timeScaleInterpolant);}return this;},// Object Accessors -getMixer:function getMixer(){return this._mixer;},getClip:function getClip(){return this._clip;},getRoot:function getRoot(){return this._localRoot||this._mixer._root;},// Interna -_update:function _update(time,deltaTime,timeDirection,accuIndex){// called by the mixer -if(!this.enabled){// call ._updateWeight() to update ._effectiveWeight -this._updateWeight(time);return;}var startTime=this._startTime;if(startTime!==null){// check for scheduled start of action -var timeRunning=(time-startTime)*timeDirection;if(timeRunning<0||timeDirection===0){return;// yet to come / don't decide when delta = 0 -}// start -this._startTime=null;// unschedule -deltaTime=timeDirection*timeRunning;}// apply time scale and advance time -deltaTime*=this._updateTimeScale(time);var clipTime=this._updateTime(deltaTime);// note: _updateTime may disable the action resulting in -// an effective weight of 0 -var weight=this._updateWeight(time);if(weight>0){var interpolants=this._interpolants;var propertyMixers=this._propertyBindings;switch(this.blendMode){case AdditiveAnimationBlendMode$1:for(var j=0,m=interpolants.length;j!==m;++j){interpolants[j].evaluate(clipTime);propertyMixers[j].accumulateAdditive(weight);}break;case NormalAnimationBlendMode$1:default:for(var j=0,m=interpolants.length;j!==m;++j){interpolants[j].evaluate(clipTime);propertyMixers[j].accumulate(accuIndex,weight);}}}},_updateWeight:function _updateWeight(time){var weight=0;if(this.enabled){weight=this.weight;var interpolant=this._weightInterpolant;if(interpolant!==null){var interpolantValue=interpolant.evaluate(time)[0];weight*=interpolantValue;if(time>interpolant.parameterPositions[1]){this.stopFading();if(interpolantValue===0){// faded out, disable -this.enabled=false;}}}}this._effectiveWeight=weight;return weight;},_updateTimeScale:function _updateTimeScale(time){var timeScale=0;if(!this.paused){timeScale=this.timeScale;var interpolant=this._timeScaleInterpolant;if(interpolant!==null){var interpolantValue=interpolant.evaluate(time)[0];timeScale*=interpolantValue;if(time>interpolant.parameterPositions[1]){this.stopWarping();if(timeScale===0){// motion has halted, pause -this.paused=true;}else{// warp done - apply final time scale -this.timeScale=timeScale;}}}}this._effectiveTimeScale=timeScale;return timeScale;},_updateTime:function _updateTime(deltaTime){var time=this.time+deltaTime;var duration=this._clip.duration;var loop=this.loop;var loopCount=this._loopCount;var pingPong=loop===LoopPingPong$1;if(deltaTime===0){if(loopCount===-1)return time;return pingPong&&(loopCount&1)===1?duration-time:time;}if(loop===LoopOnce$1){if(loopCount===-1){// just started -this._loopCount=0;this._setEndings(true,true,false);}handle_stop:{if(time>=duration){time=duration;}else if(time<0){time=0;}else{this.time=time;break handle_stop;}if(this.clampWhenFinished)this.paused=true;else this.enabled=false;this.time=time;this._mixer.dispatchEvent({type:'finished',action:this,direction:deltaTime<0?-1:1});}}else{// repetitive Repeat or PingPong -if(loopCount===-1){// just started -if(deltaTime>=0){loopCount=0;this._setEndings(true,this.repetitions===0,pingPong);}else{// when looping in reverse direction, the initial -// transition through zero counts as a repetition, -// so leave loopCount at -1 -this._setEndings(this.repetitions===0,true,pingPong);}}if(time>=duration||time<0){// wrap around -var loopDelta=Math.floor(time/duration);// signed -time-=duration*loopDelta;loopCount+=Math.abs(loopDelta);var pending=this.repetitions-loopCount;if(pending<=0){// have to stop (switch state, clamp time, fire event) -if(this.clampWhenFinished)this.paused=true;else this.enabled=false;time=deltaTime>0?duration:0;this.time=time;this._mixer.dispatchEvent({type:'finished',action:this,direction:deltaTime>0?1:-1});}else{// keep running -if(pending===1){// entering the last round -var atStart=deltaTime<0;this._setEndings(atStart,!atStart,pingPong);}else{this._setEndings(false,false,pingPong);}this._loopCount=loopCount;this.time=time;this._mixer.dispatchEvent({type:'loop',action:this,loopDelta:loopDelta});}}else{this.time=time;}if(pingPong&&(loopCount&1)===1){// invert time for the "pong round" -return duration-time;}}return time;},_setEndings:function _setEndings(atStart,atEnd,pingPong){var settings=this._interpolantSettings;if(pingPong){settings.endingStart=ZeroSlopeEnding$1;settings.endingEnd=ZeroSlopeEnding$1;}else{// assuming for LoopOnce atStart == atEnd == true -if(atStart){settings.endingStart=this.zeroSlopeAtStart?ZeroSlopeEnding$1:ZeroCurvatureEnding$1;}else{settings.endingStart=WrapAroundEnding$1;}if(atEnd){settings.endingEnd=this.zeroSlopeAtEnd?ZeroSlopeEnding$1:ZeroCurvatureEnding$1;}else{settings.endingEnd=WrapAroundEnding$1;}}},_scheduleFading:function _scheduleFading(duration,weightNow,weightThen){var mixer=this._mixer,now=mixer.time,interpolant=this._weightInterpolant;if(interpolant===null){interpolant=mixer._lendControlInterpolant();this._weightInterpolant=interpolant;}var times=interpolant.parameterPositions,values=interpolant.sampleValues;times[0]=now;values[0]=weightNow;times[1]=now+duration;values[1]=weightThen;return this;}});/** - * - * Player for AnimationClips. - * - * - * @author Ben Houston / http://clara.io/ - * @author David Sarno / http://lighthaus.us/ - * @author tschw - */function AnimationMixer$1(root){this._root=root;this._initMemoryManager();this._accuIndex=0;this.time=0;this.timeScale=1.0;}AnimationMixer$1.prototype=Object.assign(Object.create(EventDispatcher$1.prototype),{constructor:AnimationMixer$1,_bindAction:function _bindAction(action,prototypeAction){var root=action._localRoot||this._root,tracks=action._clip.tracks,nTracks=tracks.length,bindings=action._propertyBindings,interpolants=action._interpolants,rootUuid=root.uuid,bindingsByRoot=this._bindingsByRootAndName,bindingsByName=bindingsByRoot[rootUuid];if(bindingsByName===undefined){bindingsByName={};bindingsByRoot[rootUuid]=bindingsByName;}for(var i=0;i!==nTracks;++i){var track=tracks[i],trackName=track.name,binding=bindingsByName[trackName];if(binding!==undefined){bindings[i]=binding;}else{binding=bindings[i];if(binding!==undefined){// existing binding, make sure the cache knows -if(binding._cacheIndex===null){++binding.referenceCount;this._addInactiveBinding(binding,rootUuid,trackName);}continue;}var path=prototypeAction&&prototypeAction._propertyBindings[i].binding.parsedPath;binding=new PropertyMixer$1(PropertyBinding$1.create(root,trackName,path),track.ValueTypeName,track.getValueSize());++binding.referenceCount;this._addInactiveBinding(binding,rootUuid,trackName);bindings[i]=binding;}interpolants[i].resultBuffer=binding.buffer;}},_activateAction:function _activateAction(action){if(!this._isActiveAction(action)){if(action._cacheIndex===null){// this action has been forgotten by the cache, but the user -// appears to be still using it -> rebind -var rootUuid=(action._localRoot||this._root).uuid,clipUuid=action._clip.uuid,actionsForClip=this._actionsByClip[clipUuid];this._bindAction(action,actionsForClip&&actionsForClip.knownActions[0]);this._addInactiveAction(action,clipUuid,rootUuid);}var bindings=action._propertyBindings;// increment reference counts / sort out state -for(var i=0,n=bindings.length;i!==n;++i){var binding=bindings[i];if(binding.useCount++===0){this._lendBinding(binding);binding.saveOriginalState();}}this._lendAction(action);}},_deactivateAction:function _deactivateAction(action){if(this._isActiveAction(action)){var bindings=action._propertyBindings;// decrement reference counts / sort out state -for(var i=0,n=bindings.length;i!==n;++i){var binding=bindings[i];if(--binding.useCount===0){binding.restoreOriginalState();this._takeBackBinding(binding);}}this._takeBackAction(action);}},// Memory manager -_initMemoryManager:function _initMemoryManager(){this._actions=[];// 'nActiveActions' followed by inactive ones -this._nActiveActions=0;this._actionsByClip={};// inside: -// { -// knownActions: Array< AnimationAction > - used as prototypes -// actionByRoot: AnimationAction - lookup -// } -this._bindings=[];// 'nActiveBindings' followed by inactive ones -this._nActiveBindings=0;this._bindingsByRootAndName={};// inside: Map< name, PropertyMixer > -this._controlInterpolants=[];// same game as above -this._nActiveControlInterpolants=0;var scope=this;this.stats={actions:{get total(){return scope._actions.length;},get inUse(){return scope._nActiveActions;}},bindings:{get total(){return scope._bindings.length;},get inUse(){return scope._nActiveBindings;}},controlInterpolants:{get total(){return scope._controlInterpolants.length;},get inUse(){return scope._nActiveControlInterpolants;}}};},// Memory management for AnimationAction objects -_isActiveAction:function _isActiveAction(action){var index=action._cacheIndex;return index!==null&&index| inactive actions ] -// s a -// <-swap-> -// a s -var actions=this._actions,prevIndex=action._cacheIndex,lastActiveIndex=this._nActiveActions++,firstInactiveAction=actions[lastActiveIndex];action._cacheIndex=lastActiveIndex;actions[lastActiveIndex]=action;firstInactiveAction._cacheIndex=prevIndex;actions[prevIndex]=firstInactiveAction;},_takeBackAction:function _takeBackAction(action){// [ active actions | inactive actions ] -// [ active actions |< inactive actions ] -// a s -// <-swap-> -// s a -var actions=this._actions,prevIndex=action._cacheIndex,firstInactiveIndex=--this._nActiveActions,lastActiveAction=actions[firstInactiveIndex];action._cacheIndex=firstInactiveIndex;actions[firstInactiveIndex]=action;lastActiveAction._cacheIndex=prevIndex;actions[prevIndex]=lastActiveAction;},// Memory management for PropertyMixer objects -_addInactiveBinding:function _addInactiveBinding(binding,rootUuid,trackName){var bindingsByRoot=this._bindingsByRootAndName,bindingByName=bindingsByRoot[rootUuid],bindings=this._bindings;if(bindingByName===undefined){bindingByName={};bindingsByRoot[rootUuid]=bindingByName;}bindingByName[trackName]=binding;binding._cacheIndex=bindings.length;bindings.push(binding);},_removeInactiveBinding:function _removeInactiveBinding(binding){var bindings=this._bindings,propBinding=binding.binding,rootUuid=propBinding.rootNode.uuid,trackName=propBinding.path,bindingsByRoot=this._bindingsByRootAndName,bindingByName=bindingsByRoot[rootUuid],lastInactiveBinding=bindings[bindings.length-1],cacheIndex=binding._cacheIndex;lastInactiveBinding._cacheIndex=cacheIndex;bindings[cacheIndex]=lastInactiveBinding;bindings.pop();delete bindingByName[trackName];if(Object.keys(bindingByName).length===0){delete bindingsByRoot[rootUuid];}},_lendBinding:function _lendBinding(binding){var bindings=this._bindings,prevIndex=binding._cacheIndex,lastActiveIndex=this._nActiveBindings++,firstInactiveBinding=bindings[lastActiveIndex];binding._cacheIndex=lastActiveIndex;bindings[lastActiveIndex]=binding;firstInactiveBinding._cacheIndex=prevIndex;bindings[prevIndex]=firstInactiveBinding;},_takeBackBinding:function _takeBackBinding(binding){var bindings=this._bindings,prevIndex=binding._cacheIndex,firstInactiveIndex=--this._nActiveBindings,lastActiveBinding=bindings[firstInactiveIndex];binding._cacheIndex=firstInactiveIndex;bindings[firstInactiveIndex]=binding;lastActiveBinding._cacheIndex=prevIndex;bindings[prevIndex]=lastActiveBinding;},// Memory management of Interpolants for weight and time scale -_lendControlInterpolant:function _lendControlInterpolant(){var interpolants=this._controlInterpolants,lastActiveIndex=this._nActiveControlInterpolants++,interpolant=interpolants[lastActiveIndex];if(interpolant===undefined){interpolant=new LinearInterpolant$1(new Float32Array(2),new Float32Array(2),1,this._controlInterpolantsResultBuffer);interpolant.__cacheIndex=lastActiveIndex;interpolants[lastActiveIndex]=interpolant;}return interpolant;},_takeBackControlInterpolant:function _takeBackControlInterpolant(interpolant){var interpolants=this._controlInterpolants,prevIndex=interpolant.__cacheIndex,firstInactiveIndex=--this._nActiveControlInterpolants,lastActiveInterpolant=interpolants[firstInactiveIndex];interpolant.__cacheIndex=firstInactiveIndex;interpolants[firstInactiveIndex]=interpolant;lastActiveInterpolant.__cacheIndex=prevIndex;interpolants[prevIndex]=lastActiveInterpolant;},_controlInterpolantsResultBuffer:new Float32Array(1),// return an action for a clip optionally using a custom root target -// object (this method allocates a lot of dynamic memory in case a -// previously unknown clip/root combination is specified) -clipAction:function clipAction(clip,optionalRoot,blendMode){var root=optionalRoot||this._root,rootUuid=root.uuid,clipObject=typeof clip==='string'?AnimationClip$1.findByName(root,clip):clip,clipUuid=clipObject!==null?clipObject.uuid:clip,actionsForClip=this._actionsByClip[clipUuid],prototypeAction=null;if(blendMode===undefined){if(clipObject!==null){blendMode=clipObject.blendMode;}else{blendMode=NormalAnimationBlendMode$1;}}if(actionsForClip!==undefined){var existingAction=actionsForClip.actionByRoot[rootUuid];if(existingAction!==undefined&&existingAction.blendMode===blendMode){return existingAction;}// we know the clip, so we don't have to parse all -// the bindings again but can just copy -prototypeAction=actionsForClip.knownActions[0];// also, take the clip from the prototype action -if(clipObject===null)clipObject=prototypeAction._clip;}// clip must be known when specified via string -if(clipObject===null)return null;// allocate all resources required to run it -var newAction=new AnimationAction$1(this,clipObject,optionalRoot,blendMode);this._bindAction(newAction,prototypeAction);// and make the action known to the memory manager -this._addInactiveAction(newAction,clipUuid,rootUuid);return newAction;},// get an existing action -existingAction:function existingAction(clip,optionalRoot){var root=optionalRoot||this._root,rootUuid=root.uuid,clipObject=typeof clip==='string'?AnimationClip$1.findByName(root,clip):clip,clipUuid=clipObject?clipObject.uuid:clip,actionsForClip=this._actionsByClip[clipUuid];if(actionsForClip!==undefined){return actionsForClip.actionByRoot[rootUuid]||null;}return null;},// deactivates all previously scheduled actions -stopAllAction:function stopAllAction(){var actions=this._actions,nActions=this._nActiveActions;for(var i=nActions-1;i>=0;--i){actions[i].stop();}return this;},// advance the time and update apply the animation -update:function update(deltaTime){deltaTime*=this.timeScale;var actions=this._actions,nActions=this._nActiveActions,time=this.time+=deltaTime,timeDirection=Math.sign(deltaTime),accuIndex=this._accuIndex^=1;// run active actions -for(var i=0;i!==nActions;++i){var action=actions[i];action._update(time,deltaTime,timeDirection,accuIndex);}// update scene graph -var bindings=this._bindings,nBindings=this._nActiveBindings;for(var i=0;i!==nBindings;++i){bindings[i].apply(accuIndex);}return this;},// Allows you to seek to a specific time in an animation. -setTime:function setTime(timeInSeconds){this.time=0;// Zero out time attribute for AnimationMixer object; -for(var i=0;ithis.max.x||point.ythis.max.y?false:true;},containsBox:function containsBox(box){return this.min.x<=box.min.x&&box.max.x<=this.max.x&&this.min.y<=box.min.y&&box.max.y<=this.max.y;},getParameter:function getParameter(point,target){// This can potentially have a divide by zero if the box -// has a size dimension of 0. -if(target===undefined){console.warn('THREE.Box2: .getParameter() target is now required');target=new Vector2$1();}return target.set((point.x-this.min.x)/(this.max.x-this.min.x),(point.y-this.min.y)/(this.max.y-this.min.y));},intersectsBox:function intersectsBox(box){// using 4 splitting planes to rule out intersections -return box.max.xthis.max.x||box.max.ythis.max.y?false:true;},clampPoint:function clampPoint(point,target){if(target===undefined){console.warn('THREE.Box2: .clampPoint() target is now required');target=new Vector2$1();}return target.copy(point).clamp(this.min,this.max);},distanceToPoint:function distanceToPoint(point){var clampedPoint=_vector$7$1.copy(point).clamp(this.min,this.max);return clampedPoint.sub(point).length();},intersect:function intersect(box){this.min.max(box.min);this.max.min(box.max);return this;},union:function union(box){this.min.min(box.min);this.max.max(box.max);return this;},translate:function translate(offset){this.min.add(offset);this.max.add(offset);return this;},equals:function equals(box){return box.min.equals(this.min)&&box.max.equals(this.max);}});/** - * @author bhouston / http://clara.io - */var _startP$1=new Vector3$1();var _startEnd$1=new Vector3$1();function Line3$1(start,end){this.start=start!==undefined?start:new Vector3$1();this.end=end!==undefined?end:new Vector3$1();}Object.assign(Line3$1.prototype,{set:function set(start,end){this.start.copy(start);this.end.copy(end);return this;},clone:function clone(){return new this.constructor().copy(this);},copy:function copy(line){this.start.copy(line.start);this.end.copy(line.end);return this;},getCenter:function getCenter(target){if(target===undefined){console.warn('THREE.Line3: .getCenter() target is now required');target=new Vector3$1();}return target.addVectors(this.start,this.end).multiplyScalar(0.5);},delta:function delta(target){if(target===undefined){console.warn('THREE.Line3: .delta() target is now required');target=new Vector3$1();}return target.subVectors(this.end,this.start);},distanceSq:function distanceSq(){return this.start.distanceToSquared(this.end);},distance:function distance(){return this.start.distanceTo(this.end);},at:function at(t,target){if(target===undefined){console.warn('THREE.Line3: .at() target is now required');target=new Vector3$1();}return this.delta(target).multiplyScalar(t).add(this.start);},closestPointToPointParameter:function closestPointToPointParameter(point,clampToLine){_startP$1.subVectors(point,this.start);_startEnd$1.subVectors(this.end,this.start);var startEnd2=_startEnd$1.dot(_startEnd$1);var startEnd_startP=_startEnd$1.dot(_startP$1);var t=startEnd_startP/startEnd2;if(clampToLine){t=MathUtils$1.clamp(t,0,1);}return t;},closestPointToPoint:function closestPointToPoint(point,clampToLine,target){var t=this.closestPointToPointParameter(point,clampToLine);if(target===undefined){console.warn('THREE.Line3: .closestPointToPoint() target is now required');target=new Vector3$1();}return this.delta(target).multiplyScalar(t).add(this.start);},applyMatrix4:function applyMatrix4(matrix){this.start.applyMatrix4(matrix);this.end.applyMatrix4(matrix);return this;},equals:function equals(line){return line.start.equals(this.start)&&line.end.equals(this.end);}});/** - * @author alteredq / http://alteredqualia.com/ - */function ImmediateRenderObject$1(material){Object3D$1.call(this);this.material=material;this.render=function()/* renderCallback */{};this.hasPositions=false;this.hasNormals=false;this.hasColors=false;this.hasUvs=false;this.positionArray=null;this.normalArray=null;this.colorArray=null;this.uvArray=null;this.count=0;}ImmediateRenderObject$1.prototype=Object.create(Object3D$1.prototype);ImmediateRenderObject$1.prototype.constructor=ImmediateRenderObject$1;ImmediateRenderObject$1.prototype.isImmediateRenderObject=true;/** - * @author alteredq / http://alteredqualia.com/ - * @author mrdoob / http://mrdoob.com/ - * @author WestLangley / http://github.com/WestLangley - */var _vector$8$1=new Vector3$1();function SpotLightHelper$1(light,color){Object3D$1.call(this);this.light=light;this.light.updateMatrixWorld();this.matrix=light.matrixWorld;this.matrixAutoUpdate=false;this.color=color;var geometry=new BufferGeometry$1();var positions=[0,0,0,0,0,1,0,0,0,1,0,1,0,0,0,-1,0,1,0,0,0,0,1,1,0,0,0,0,-1,1];for(var i=0,j=1,l=32;i0.99999){this.quaternion.set(0,0,0,1);}else if(dir.y<-0.99999){this.quaternion.set(1,0,0,0);}else{_axis$1.set(dir.z,0,-dir.x).normalize();var radians=Math.acos(dir.y);this.quaternion.setFromAxisAngle(_axis$1,radians);}};ArrowHelper$1.prototype.setLength=function(length,headLength,headWidth){if(headLength===undefined)headLength=0.2*length;if(headWidth===undefined)headWidth=0.2*headLength;this.line.scale.set(1,Math.max(0.0001,length-headLength),1);// see #17458 -this.line.updateMatrix();this.cone.scale.set(headWidth,headLength,headWidth);this.cone.position.y=length;this.cone.updateMatrix();};ArrowHelper$1.prototype.setColor=function(color){this.line.material.color.set(color);this.cone.material.color.set(color);};ArrowHelper$1.prototype.copy=function(source){Object3D$1.prototype.copy.call(this,source,false);this.line.copy(source.line);this.cone.copy(source.cone);return this;};ArrowHelper$1.prototype.clone=function(){return new this.constructor().copy(this);};/** - * @author sroucheray / http://sroucheray.org/ - * @author mrdoob / http://mrdoob.com/ - */function AxesHelper$1(size){size=size||1;var vertices=[0,0,0,size,0,0,0,0,0,0,size,0,0,0,0,0,0,size];var colors=[1,0,0,1,0.6,0,0,1,0,0.6,1,0,0,0,1,0,0.6,1];var geometry=new BufferGeometry$1();geometry.setAttribute('position',new Float32BufferAttribute$1(vertices,3));geometry.setAttribute('color',new Float32BufferAttribute$1(colors,3));var material=new LineBasicMaterial$1({vertexColors:true,toneMapped:false});LineSegments$1.call(this,geometry,material);this.type='AxesHelper';}AxesHelper$1.prototype=Object.create(LineSegments$1.prototype);AxesHelper$1.prototype.constructor=AxesHelper$1;/** - * @author Emmett Lalish / elalish - * - * This class generates a Prefiltered, Mipmapped Radiance Environment Map - * (PMREM) from a cubeMap environment texture. This allows different levels of - * blur to be quickly accessed based on material roughness. It is packed into a - * special CubeUV format that allows us to perform custom interpolation so that - * we can support nonlinear formats such as RGBE. Unlike a traditional mipmap - * chain, it only goes down to the LOD_MIN level (above), and then creates extra - * even more filtered 'mips' at the same LOD_MIN resolution, associated with - * higher roughness levels. In this way we maintain resolution to smoothly - * interpolate diffuse lighting while limiting sampling computation. - */var LOD_MIN$1=4;var LOD_MAX$1=8;// The standard deviations (radians) associated with the extra mips. These are -// chosen to approximate a Trowbridge-Reitz distribution function times the -// geometric shadowing function. These sigma values squared must match the -// variance #defines in cube_uv_reflection_fragment.glsl.js. -var EXTRA_LOD_SIGMA$1=[0.125,0.215,0.35,0.446,0.526,0.582];var TOTAL_LODS$1=LOD_MAX$1-LOD_MIN$1+1+EXTRA_LOD_SIGMA$1.length;var _flatCamera$2=new OrthographicCamera$1();var _createPlanes$=_createPlanes$1(),_lodPlanes$1=_createPlanes$._lodPlanes,_sizeLods$1=_createPlanes$._sizeLods,_sigmas$1=_createPlanes$._sigmas;function _createPlanes$1(){var _lodPlanes=[];var _sizeLods=[];var _sigmas=[];var lod=LOD_MAX$1;for(var i=0;iLOD_MAX$1-LOD_MIN$1){sigma=EXTRA_LOD_SIGMA$1[i-LOD_MAX$1+LOD_MIN$1-1];}else if(i==0){sigma=0;}_sigmas.push(sigma);var texelSize=1.0/(sizeLod-1);var min=-texelSize/2;var max=1+texelSize/2;var uv1=[min,min,max,min,max,max,min,min,max,max,min,max];var cubeFaces=6;var vertices=6;var positionSize=3;var uvSize=2;var faceIndexSize=1;var position=new Float32Array(positionSize*vertices*cubeFaces);var uv=new Float32Array(uvSize*vertices*cubeFaces);var faceIndex=new Float32Array(faceIndexSize*vertices*cubeFaces);for(var face=0;face2?0:-1;var coordinates=[x,y,0,x+2/3,y,0,x+2/3,y+1,0,x,y,0,x+2/3,y+1,0,x,y+1,0];position.set(coordinates,positionSize*vertices*face);uv.set(uv1,uvSize*vertices*face);var fill=[face,face,face,face,face,face];faceIndex.set(fill,faceIndexSize*vertices*face);}var planes=new BufferGeometry$1();planes.setAttribute('position',new BufferAttribute$1(position,positionSize));planes.setAttribute('uv',new BufferAttribute$1(uv,uvSize));planes.setAttribute('faceIndex',new BufferAttribute$1(faceIndex,faceIndexSize));_lodPlanes.push(planes);if(lod>LOD_MIN$1){lod--;}}return{_lodPlanes:_lodPlanes,_sizeLods:_sizeLods,_sigmas:_sigmas};}// -Curve$1.create=function(construct,getPoint){console.log('THREE.Curve.create() has been deprecated');construct.prototype=Object.create(Curve$1.prototype);construct.prototype.constructor=construct;construct.prototype.getPoint=getPoint;return construct;};// -Object.assign(CurvePath$1.prototype,{createPointsGeometry:function createPointsGeometry(divisions){console.warn('THREE.CurvePath: .createPointsGeometry() has been removed. Use new THREE.Geometry().setFromPoints( points ) instead.');// generate geometry from path points (for Line or Points objects) -var pts=this.getPoints(divisions);return this.createGeometry(pts);},createSpacedPointsGeometry:function createSpacedPointsGeometry(divisions){console.warn('THREE.CurvePath: .createSpacedPointsGeometry() has been removed. Use new THREE.Geometry().setFromPoints( points ) instead.');// generate geometry from equidistant sampling along the path -var pts=this.getSpacedPoints(divisions);return this.createGeometry(pts);},createGeometry:function createGeometry(points){console.warn('THREE.CurvePath: .createGeometry() has been removed. Use new THREE.Geometry().setFromPoints( points ) instead.');var geometry=new Geometry$1();for(var i=0,l=points.length;i2&&arguments[2]!==undefined?arguments[2]:null;_classCallCheck(this,ThreeDOMElement);this[_a$g]=getLocallyUniqueId();this[$graft]=graft;this[$sourceObject]=element;this[$correlatedObjects]=correlatedObjects;graft.adopt(this);}/** - * The Model of provenance for this scene graph element. - */_createClass(ThreeDOMElement,[{key:"mutate",/** - * Mutate a property of the scene graph element. Returns a promise that - * resolves when the mutation has been successfully applied. - */value:function mutate(_property,_value){throw new Error('Mutation not implemented for this element');}/** - * Serialize the element in order to share it with a worker context. - */},{key:"toJSON",value:function toJSON(){var serialized={id:this[$id]};var name=this.name;if(name!=null){serialized.name=name;}return serialized;}},{key:"ownerModel",get:function get(){return this[$graft].model;}/** - * The unique ID that marks this element. In generally, an ID should only be - * considered unique to the element in the context of its scene graph. These - * IDs are not guaranteed to be stable across script executions. - */},{key:"internalID",get:function get(){return this[$id];}/** - * Some (but not all) scene graph elements may have an optional name. The - * Object3D.prototype.name property is sometimes auto-generated by Three.js. - * We only want to expose a name that is set in the source glTF, so Three.js - * generated names are ignored. - */},{key:"name",get:function get(){return this[$sourceObject].name||null;}/** - * The backing Three.js scene graph construct for this element. - */},{key:"correlatedObjects",get:function get(){return this[$correlatedObjects];}/** - * The canonical GLTF or GLTFElement represented by this facade. - */},{key:"sourceObject",get:function get(){return this[$sourceObject];}}]);return ThreeDOMElement;}();_a$g=$id;/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */var _a$h;var loader=new ImageLoader$1();var $threeTextures=Symbol('threeTextures');var $bufferViewImages=Symbol('bufferViewImages');/** - * Image facade implementation for Three.js textures - */var Image=/*#__PURE__*/function(_ThreeDOMElement8){_inherits(Image,_ThreeDOMElement8);var _super39=_createSuper(Image);function Image(graft,image,correlatedTextures){var _this79;_classCallCheck(this,Image);_this79=_super39.call(this,graft,image,correlatedTextures);_this79[_a$h]=new WeakMap();if(image.bufferView!=null){var _iterator23=_createForOfIteratorHelper(correlatedTextures),_step23;try{for(_iterator23.s();!(_step23=_iterator23.n()).done;){var texture=_step23.value;_this79[$bufferViewImages].set(texture,texture.image);}}catch(err){_iterator23.e(err);}finally{_iterator23.f();}}return _this79;}_createClass(Image,[{key:"mutate",value:function(){var _mutate2=_asyncToGenerator(/*#__PURE__*/regeneratorRuntime.mark(function _callee45(property,value){var image,_iterator24,_step24,texture;return regeneratorRuntime.wrap(function _callee45$(_context46){while(1){switch(_context46.prev=_context46.next){case 0:image=null;if(!(property!=='uri')){_context46.next=3;break;}throw new Error("Cannot configure property \"".concat(property,"\" on Image"));case 3:if(!(value!=null)){_context46.next=7;break;}_context46.next=6;return new Promise(function(resolve,reject){loader.load(value,resolve,undefined,reject);});case 6:image=_context46.sent;case 7:_iterator24=_createForOfIteratorHelper(this[$threeTextures]);try{for(_iterator24.s();!(_step24=_iterator24.n()).done;){texture=_step24.value;// If the URI is set to null but the Image had an associated buffer view -// (this would happen if it started out as embedded), then fall back to -// the cached object URL created by GLTFLoader: -if(image==null&&this.sourceObject.bufferView!=null){texture.image=this[$bufferViewImages].get(texture);}else{texture.image=image;}texture.needsUpdate=true;}}catch(err){_iterator24.e(err);}finally{_iterator24.f();}case 9:case"end":return _context46.stop();}}},_callee45,this);}));function mutate(_x43,_x44){return _mutate2.apply(this,arguments);}return mutate;}()},{key:"toJSON",value:function toJSON(){var serialized=_get(_getPrototypeOf(Image.prototype),"toJSON",this).call(this);var uri=this.sourceObject.uri;if(uri!=null){serialized.uri=uri;}return serialized;}},{key:$threeTextures,get:function get(){return this[$correlatedObjects];}}]);return Image;}(ThreeDOMElement);_a$h=$bufferViewImages;/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */var isMinFilter=function(){var minFilterValues=[9728,9729,9984,9985,9986,9987];return function(value){return minFilterValues.indexOf(value)>-1;};}();var isMagFilter=function(){var magFilterValues=[9728,9729];return function(value){return magFilterValues.indexOf(value)>-1;};}();var isWrapMode=function(){var wrapModes=[33071,33648,10497];return function(value){return wrapModes.indexOf(value)>-1;};}();var isValidSamplerValue=function isValidSamplerValue(property,value){switch(property){case'minFilter':return isMinFilter(value);case'magFilter':return isMagFilter(value);case'wrapS':case'wrapT':return isWrapMode(value);default:throw new Error("Cannot configure property \"".concat(property,"\" on Sampler"));}};// These defaults represent a convergence of glTF defaults for wrap mode and -// Three.js defaults for filters. Per glTF 2.0 spec, a renderer may choose its -// own defaults for filters. -// @see https://github.com/KhronosGroup/glTF/tree/master/specification/2.0#reference-sampler -// @see https://threejs.org/docs/#api/en/textures/Texture -var defaultValues={minFilter:9987,magFilter:9729,wrapS:10497,wrapT:10497};var $threeTextures$1=Symbol('threeTextures');/** - * Sampler facade implementation for Three.js textures - */var Sampler=/*#__PURE__*/function(_ThreeDOMElement9){_inherits(Sampler,_ThreeDOMElement9);var _super40=_createSuper(Sampler);_createClass(Sampler,[{key:$threeTextures$1,get:function get(){return this[$correlatedObjects];}}]);function Sampler(graft,sampler,correlatedTextures){_classCallCheck(this,Sampler);return _super40.call(this,graft,sampler,correlatedTextures);}_createClass(Sampler,[{key:"mutate",value:function(){var _mutate3=_asyncToGenerator(/*#__PURE__*/regeneratorRuntime.mark(function _callee46(property,value){var sampler,_iterator25,_step25,texture,_iterator26,_step26,_texture;return regeneratorRuntime.wrap(function _callee46$(_context47){while(1){switch(_context47.prev=_context47.next){case 0:sampler=this.sourceObject;if(value!=null){if(isValidSamplerValue(property,value)){sampler[property]=value;_iterator25=_createForOfIteratorHelper(this[$threeTextures$1]);try{for(_iterator25.s();!(_step25=_iterator25.n()).done;){texture=_step25.value;texture[property]=value;texture.needsUpdate=true;}}catch(err){_iterator25.e(err);}finally{_iterator25.f();}}}else if(property in sampler){delete sampler[property];_iterator26=_createForOfIteratorHelper(this[$threeTextures$1]);try{for(_iterator26.s();!(_step26=_iterator26.n()).done;){_texture=_step26.value;_texture[property]=defaultValues[property];_texture.needsUpdate=true;}}catch(err){_iterator26.e(err);}finally{_iterator26.f();}}case 2:case"end":return _context47.stop();}}},_callee46,this);}));function mutate(_x45,_x46){return _mutate3.apply(this,arguments);}return mutate;}()},{key:"toJSON",value:function toJSON(){var serialized=_get(_getPrototypeOf(Sampler.prototype),"toJSON",this).call(this);var _this$sourceObject=this.sourceObject,minFilter=_this$sourceObject.minFilter,magFilter=_this$sourceObject.magFilter,wrapS=_this$sourceObject.wrapS,wrapT=_this$sourceObject.wrapT;if(minFilter!=null){serialized.minFilter=minFilter;}if(magFilter!=null){serialized.magFilter=magFilter;}if(wrapS!==10497){serialized.wrapS=wrapS;}if(wrapT!==10497){serialized.wrapT=wrapT;}return serialized;}}]);return Sampler;}(ThreeDOMElement);/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */var _a$i,_b$e;var $source=Symbol('source');var $sampler=Symbol('sampler');/** - * Material facade implementation for Three.js materials - */var Texture$2=/*#__PURE__*/function(_ThreeDOMElement10){_inherits(Texture$2,_ThreeDOMElement10);var _super41=_createSuper(Texture$2);function Texture$2(graft,texture,correlatedTextures){var _this80;_classCallCheck(this,Texture$2);_this80=_super41.call(this,graft,texture,correlatedTextures);_this80[_a$i]=null;_this80[_b$e]=null;var glTF=graft.correlatedSceneGraph.gltf;var samplerIndex=texture.sampler,imageIndex=texture.source;if(samplerIndex!=null){var sampler=glTF.samplers&&glTF.samplers[samplerIndex];if(sampler!=null){_this80[$sampler]=new Sampler(graft,sampler,correlatedTextures);}}if(imageIndex!=null){var image=glTF.images&&glTF.images[imageIndex];if(image!=null){_this80[$source]=new Image(graft,image,correlatedTextures);}}return _this80;}_createClass(Texture$2,[{key:"toJSON",value:function toJSON(){var serialized=_get(_getPrototypeOf(Texture$2.prototype),"toJSON",this).call(this);var sampler=this.sampler,source=this.source;if(sampler!=null){serialized.sampler=sampler.toJSON();}if(source!=null){serialized.source=source.toJSON();}return serialized;}},{key:"sampler",get:function get(){return this[$sampler];}},{key:"source",get:function get(){return this[$source];}}]);return Texture$2;}(ThreeDOMElement);_a$i=$source,_b$e=$sampler;/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */var _a$j;var $texture=Symbol('texture');/** - * TextureInfo facade implementation for Three.js materials - */var TextureInfo=/*#__PURE__*/function(_ThreeDOMElement11){_inherits(TextureInfo,_ThreeDOMElement11);var _super42=_createSuper(TextureInfo);function TextureInfo(graft,textureInfo,correlatedTextures){var _this81;_classCallCheck(this,TextureInfo);_this81=_super42.call(this,graft,textureInfo,correlatedTextures);_this81[_a$j]=null;var glTF=graft.correlatedSceneGraph.gltf;var textureIndex=textureInfo.index;var texture=textureIndex!=null&&glTF.textures!=null?glTF.textures[textureIndex]:null;if(texture!=null){_this81[$texture]=new Texture$2(graft,texture,correlatedTextures);}return _this81;}_createClass(TextureInfo,[{key:"toJSON",value:function toJSON(){var serialized=_get(_getPrototypeOf(TextureInfo.prototype),"toJSON",this).call(this);var texture=this.texture;if(texture!=null){serialized.texture=texture.toJSON();}return serialized;}},{key:"texture",get:function get(){return this[$texture];}}]);return TextureInfo;}(ThreeDOMElement);_a$j=$texture;/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */var _a$k,_b$f;var $threeMaterials=Symbol('threeMaterials');var $baseColorTexture=Symbol('baseColorTexture');var $metallicRoughnessTexture=Symbol('metallicRoughnessTexture');/** - * PBR material properties facade implementation for Three.js materials - */var PBRMetallicRoughness=/*#__PURE__*/function(_ThreeDOMElement12){_inherits(PBRMetallicRoughness,_ThreeDOMElement12);var _super43=_createSuper(PBRMetallicRoughness);function PBRMetallicRoughness(graft,pbrMetallicRoughness,correlatedMaterials){var _this82;_classCallCheck(this,PBRMetallicRoughness);_this82=_super43.call(this,graft,pbrMetallicRoughness,correlatedMaterials);_this82[_a$k]=null;_this82[_b$f]=null;var baseColorTexture=pbrMetallicRoughness.baseColorTexture,metallicRoughnessTexture=pbrMetallicRoughness.metallicRoughnessTexture;var baseColorTextures=new Set();var metallicRoughnessTextures=new Set();var _iterator27=_createForOfIteratorHelper(correlatedMaterials),_step27;try{for(_iterator27.s();!(_step27=_iterator27.n()).done;){var material=_step27.value;if(baseColorTexture!=null&&material.map!=null){baseColorTextures.add(material.map);}// NOTE: GLTFLoader users the same texture for metalnessMap and -// roughnessMap in this case -// @see https://github.com/mrdoob/three.js/blob/b4473c25816df4a09405c7d887d5c418ef47ee76/examples/js/loaders/GLTFLoader.js#L2173-L2174 -if(metallicRoughnessTexture!=null&&material.metalnessMap!=null){metallicRoughnessTextures.add(material.metalnessMap);}}}catch(err){_iterator27.e(err);}finally{_iterator27.f();}if(baseColorTextures.size>0){_this82[$baseColorTexture]=new TextureInfo(graft,baseColorTexture,baseColorTextures);}if(metallicRoughnessTextures.size>0){_this82[$metallicRoughnessTexture]=new TextureInfo(graft,metallicRoughnessTexture,metallicRoughnessTextures);}return _this82;}_createClass(PBRMetallicRoughness,[{key:"mutate",value:function(){var _mutate4=_asyncToGenerator(/*#__PURE__*/regeneratorRuntime.mark(function _callee47(property,value){var _iterator28,_step28,material,pbrMetallicRoughness,_iterator29,_step29,_material,_pbrMetallicRoughness,_iterator30,_step30,_material2,_pbrMetallicRoughness2;return regeneratorRuntime.wrap(function _callee47$(_context48){while(1){switch(_context48.prev=_context48.next){case 0:if(['baseColorFactor','metallicFactor','roughnessFactor'].includes(property)){_context48.next=2;break;}throw new Error("Cannot mutate ".concat(property," on PBRMetallicRoughness"));case 2:_context48.t0=property;_context48.next=_context48.t0==='baseColorFactor'?5:_context48.t0==='metallicFactor'?8:_context48.t0==='roughnessFactor'?11:14;break;case 5:_iterator28=_createForOfIteratorHelper(this[$threeMaterials]);try{for(_iterator28.s();!(_step28=_iterator28.n()).done;){material=_step28.value;material.color.fromArray(value);material.opacity=value[3];pbrMetallicRoughness=this[$sourceObject];if(value===1&&value===1&&value===1&&value===1){delete pbrMetallicRoughness.baseColorFactor;}else{pbrMetallicRoughness.baseColorFactor=value;}}}catch(err){_iterator28.e(err);}finally{_iterator28.f();}return _context48.abrupt("break",14);case 8:_iterator29=_createForOfIteratorHelper(this[$threeMaterials]);try{for(_iterator29.s();!(_step29=_iterator29.n()).done;){_material=_step29.value;_material.metalness=value;_pbrMetallicRoughness=this[$sourceObject];_pbrMetallicRoughness.metallicFactor=value;}}catch(err){_iterator29.e(err);}finally{_iterator29.f();}return _context48.abrupt("break",14);case 11:_iterator30=_createForOfIteratorHelper(this[$threeMaterials]);try{for(_iterator30.s();!(_step30=_iterator30.n()).done;){_material2=_step30.value;_material2.roughness=value;_pbrMetallicRoughness2=this[$sourceObject];_pbrMetallicRoughness2.roughnessFactor=value;}}catch(err){_iterator30.e(err);}finally{_iterator30.f();}return _context48.abrupt("break",14);case 14:case"end":return _context48.stop();}}},_callee47,this);}));function mutate(_x47,_x48){return _mutate4.apply(this,arguments);}return mutate;}()},{key:"toJSON",value:function toJSON(){var serialized=_get(_getPrototypeOf(PBRMetallicRoughness.prototype),"toJSON",this).call(this);var baseColorTexture=this.baseColorTexture,metallicRoughnessTexture=this.metallicRoughnessTexture,baseColorFactor=this.baseColorFactor,roughnessFactor=this.roughnessFactor,metallicFactor=this.metallicFactor;if(baseColorTexture!=null){serialized.baseColorTexture=baseColorTexture.toJSON();}if(baseColorFactor!=null){serialized.baseColorFactor=baseColorFactor;}if(metallicFactor!=null){serialized.metallicFactor=metallicFactor;}if(roughnessFactor!=null){serialized.roughnessFactor=roughnessFactor;}if(metallicRoughnessTexture!=null){serialized.metallicRoughnessTexture=metallicRoughnessTexture.toJSON();}return serialized;}},{key:(_a$k=$baseColorTexture,_b$f=$metallicRoughnessTexture,$threeMaterials),get:function get(){return this[$correlatedObjects];}},{key:"baseColorFactor",get:function get(){return this.sourceObject.baseColorFactor||[1,1,1,1];}},{key:"metallicFactor",get:function get(){return this.sourceObject.metallicFactor||0;}},{key:"roughnessFactor",get:function get(){return this.sourceObject.roughnessFactor||0;}},{key:"baseColorTexture",get:function get(){return this[$baseColorTexture];}},{key:"metallicRoughnessTexture",get:function get(){return this[$metallicRoughnessTexture];}}]);return PBRMetallicRoughness;}(ThreeDOMElement);/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */var _a$l,_b$g,_c$6,_d$5;var $pbrMetallicRoughness=Symbol('pbrMetallicRoughness');var $normalTexture=Symbol('normalTexture');var $occlusionTexture=Symbol('occlusionTexture');var $emissiveTexture=Symbol('emissiveTexture');/** - * Material facade implementation for Three.js materials - */var Material$2=/*#__PURE__*/function(_ThreeDOMElement13){_inherits(Material$2,_ThreeDOMElement13);var _super44=_createSuper(Material$2);function Material$2(graft,material,correlatedMaterials){var _this83;_classCallCheck(this,Material$2);_this83=_super44.call(this,graft,material,correlatedMaterials);_this83[_a$l]=null;_this83[_b$g]=null;_this83[_c$6]=null;_this83[_d$5]=null;var pbrMetallicRoughness=material.pbrMetallicRoughness,normalTexture=material.normalTexture,occlusionTexture=material.occlusionTexture,emissiveTexture=material.emissiveTexture;if(pbrMetallicRoughness!=null){_this83[$pbrMetallicRoughness]=new PBRMetallicRoughness(graft,pbrMetallicRoughness,correlatedMaterials);}var normalTextures=new Set();var occlusionTextures=new Set();var emissiveTextures=new Set();var _iterator31=_createForOfIteratorHelper(correlatedMaterials),_step31;try{for(_iterator31.s();!(_step31=_iterator31.n()).done;){var _material3=_step31.value;var normalMap=_material3.normalMap,aoMap=_material3.aoMap,emissiveMap=_material3.emissiveMap;if(normalTexture!=null&&normalMap!=null){normalTextures.add(normalMap);}if(occlusionTexture!=null&&aoMap!=null){occlusionTextures.add(aoMap);}if(emissiveTexture!=null&&emissiveMap!=null){emissiveTextures.add(emissiveMap);}}}catch(err){_iterator31.e(err);}finally{_iterator31.f();}if(normalTextures.size>0){_this83[$normalTexture]=new TextureInfo(graft,normalTexture,normalTextures);}if(occlusionTextures.size>0){_this83[$occlusionTexture]=new TextureInfo(graft,occlusionTexture,occlusionTextures);}if(emissiveTextures.size>0){_this83[$emissiveTexture]=new TextureInfo(graft,emissiveTexture,emissiveTextures);}return _this83;}_createClass(Material$2,[{key:"toJSON",value:function toJSON(){var serialized=_get(_getPrototypeOf(Material$2.prototype),"toJSON",this).call(this);var pbrMetallicRoughness=this.pbrMetallicRoughness,normalTexture=this.normalTexture,occlusionTexture=this.occlusionTexture,emissiveTexture=this.emissiveTexture;if(pbrMetallicRoughness!=null){serialized.pbrMetallicRoughness=pbrMetallicRoughness.toJSON();}if(normalTexture!=null){serialized.normalTexture=normalTexture.toJSON();}if(occlusionTexture!=null){serialized.occlusionTexture=occlusionTexture.toJSON();}if(emissiveTexture!=null){serialized.emissiveTexture=emissiveTexture.toJSON();}return serialized;}},{key:"pbrMetallicRoughness",get:function get(){return this[$pbrMetallicRoughness];}},{key:"normalTexture",get:function get(){return this[$normalTexture];}},{key:"occlusionTexture",get:function get(){return this[$occlusionTexture];}},{key:"emissiveTexture",get:function get(){return this[$emissiveTexture];}}]);return Material$2;}(ThreeDOMElement);_a$l=$pbrMetallicRoughness,_b$g=$normalTexture,_c$6=$occlusionTexture,_d$5=$emissiveTexture;/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */var _a$m,_b$h;var $modelUri=Symbol('modelUri');var $materials=Symbol('materials');/** - * A Model facades the top-level GLTF object returned by Three.js' GLTFLoader. - * Currently, the model only bothers itself with the materials in the Three.js - * scene graph. - */var Model$1=/*#__PURE__*/function(_ThreeDOMElement14){_inherits(Model$1,_ThreeDOMElement14);var _super45=_createSuper(Model$1);function Model$1(graft,modelUri,correlatedSceneGraph){var _this84;_classCallCheck(this,Model$1);_this84=_super45.call(this,graft,correlatedSceneGraph.gltf);_this84[_a$m]='';_this84[_b$h]=[];_this84[$modelUri]=modelUri;var visitor=new GLTFTreeVisitor({material:function material(_material4){_this84[$materials].push(new Material$2(graft,_material4,correlatedSceneGraph.gltfElementMap.get(_material4)));}});visitor.visit(correlatedSceneGraph.gltf,{sparse:true});return _this84;}/** - * A flat list of all unique materials found in this scene graph. Materials - * are listed in the order they appear during pre-order, depth-first traveral - * of the scene graph. - * - * TODO(#1003): How do we handle non-active scenes? - * TODO(#1002): Desctibe and enforce traversal order - */_createClass(Model$1,[{key:"toJSON",value:function toJSON(){var serialized=_get(_getPrototypeOf(Model$1.prototype),"toJSON",this).call(this);serialized.modelUri=this[$modelUri];serialized.materials=this[$materials].map(function(material){return material.toJSON();});return serialized;}},{key:"materials",get:function get(){return this[$materials];}}]);return Model$1;}(ThreeDOMElement);_a$m=$modelUri,_b$h=$materials;/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */var _a$n;var $model=Symbol('model');var $correlatedSceneGraph$1=Symbol('correlatedSceneGraph');var $elementsByInternalId=Symbol('elementsByInternalId');/** - * ModelGraft - * - * This is a coordination primitive between a scene graph as represented by the - * output for Three.js' GLTFLoader and a counterpart 3DOM facade. Since this is - * the Three.js-specific implementation of the facade, the input is a GLTF-like - * object whose keys refer to Three.js-specific constructs (e.g., gltf.scene is - * a THREE.Scene). - * - * When created, the ModelGraft produces a Model that can be traversed and - * manipulated to mutate the Three.js scene graph synchronously (but - * indirectly). The benefit of this is that mutations to the Three.js scene can - * be performed in a Three.js-agnostic fashion that is potentially portable to - * alternative rendering backends. - * - * The scene graph representation produced by the ModelGraft is designed to - * match the structures described in the glTF 2.0 spec as closely as possible. - * Where there are deviations, it is usually for the purpose of making - * synchronization easier, or else for ergonomics. For example, in glTF 2.0, the - * graph is a series of flat arrays where nodes cross-reference each other by - * index to represent hierarchy, but in a Model nodes have array members - * containing refrences to their hierarchical children. - * - * An important goal of ModelGraft is to enable a scene in one JavaScript - * context to be manipulated by script in a remote context, such as a distant - * worker thread or even a different process. So, every node in the graph - * is able to be serialized, and the serialized form includes an ID that is - * locally unique to the ModelGraft instance that the node came from so that - * the remote context can refer back to it. A ModelGraft can be thought of as - * the host execution context counterpart to the ModelKernel in the scene graph - * execution context. - */var ModelGraft=/*#__PURE__*/function(_EventTarget2){_inherits(ModelGraft,_EventTarget2);var _super46=_createSuper(ModelGraft);function ModelGraft(modelUri,correlatedSceneGraph){var _this85;_classCallCheck(this,ModelGraft);_this85=_super46.call(this);_this85[_a$n]=new Map();_this85[$correlatedSceneGraph$1]=correlatedSceneGraph;_this85[$model]=new Model$1(_assertThisInitialized(_this85),modelUri,correlatedSceneGraph);return _this85;}_createClass(ModelGraft,[{key:"getElementByInternalId",value:function getElementByInternalId(id){var element=this[$elementsByInternalId].get(id);if(element==null){return null;}return element;}},{key:"adopt",value:function adopt(element){this[$elementsByInternalId].set(element.internalID,element);}},{key:"mutate",value:function(){var _mutate5=_asyncToGenerator(/*#__PURE__*/regeneratorRuntime.mark(function _callee48(id,property,value){var element;return regeneratorRuntime.wrap(function _callee48$(_context49){while(1){switch(_context49.prev=_context49.next){case 0:// TODO(#1005): Manipulations probably need to be validated against -// allowed capabilities here. We already do this on the scene graph -// execution context side, but it would be safer to do it on both sides -element=this.getElementByInternalId(id);if(!(element!=null)){_context49.next=5;break;}_context49.next=4;return element.mutate(property,value);case 4:this.dispatchEvent(new CustomEvent('mutation',{detail:{element:element}}));case 5:case"end":return _context49.stop();}}},_callee48,this);}));function mutate(_x49,_x50,_x51){return _mutate5.apply(this,arguments);}return mutate;}()},{key:"correlatedSceneGraph",get:function get(){return this[$correlatedSceneGraph$1];}},{key:"model",get:function get(){return this[$model];}}]);return ModelGraft;}(/*#__PURE__*/_wrapNativeSuper(EventTarget));_a$n=$elementsByInternalId;/** - * @author fernandojsg / http://fernandojsg.com - * @author Don McCurdy / https://www.donmccurdy.com - * @author Takahiro / https://github.com/takahirox - */ //------------------------------------------------------------------------------ -// Constants -//------------------------------------------------------------------------------ -var WEBGL_CONSTANTS={POINTS:0x0000,LINES:0x0001,LINE_LOOP:0x0002,LINE_STRIP:0x0003,TRIANGLES:0x0004,TRIANGLE_STRIP:0x0005,TRIANGLE_FAN:0x0006,UNSIGNED_BYTE:0x1401,UNSIGNED_SHORT:0x1403,FLOAT:0x1406,UNSIGNED_INT:0x1405,ARRAY_BUFFER:0x8892,ELEMENT_ARRAY_BUFFER:0x8893,NEAREST:0x2600,LINEAR:0x2601,NEAREST_MIPMAP_NEAREST:0x2700,LINEAR_MIPMAP_NEAREST:0x2701,NEAREST_MIPMAP_LINEAR:0x2702,LINEAR_MIPMAP_LINEAR:0x2703,CLAMP_TO_EDGE:33071,MIRRORED_REPEAT:33648,REPEAT:10497};var THREE_TO_WEBGL={};THREE_TO_WEBGL[NearestFilter]=WEBGL_CONSTANTS.NEAREST;THREE_TO_WEBGL[NearestMipmapNearestFilter]=WEBGL_CONSTANTS.NEAREST_MIPMAP_NEAREST;THREE_TO_WEBGL[NearestMipmapLinearFilter]=WEBGL_CONSTANTS.NEAREST_MIPMAP_LINEAR;THREE_TO_WEBGL[LinearFilter]=WEBGL_CONSTANTS.LINEAR;THREE_TO_WEBGL[LinearMipmapNearestFilter]=WEBGL_CONSTANTS.LINEAR_MIPMAP_NEAREST;THREE_TO_WEBGL[LinearMipmapLinearFilter]=WEBGL_CONSTANTS.LINEAR_MIPMAP_LINEAR;THREE_TO_WEBGL[ClampToEdgeWrapping]=WEBGL_CONSTANTS.CLAMP_TO_EDGE;THREE_TO_WEBGL[RepeatWrapping]=WEBGL_CONSTANTS.REPEAT;THREE_TO_WEBGL[MirroredRepeatWrapping]=WEBGL_CONSTANTS.MIRRORED_REPEAT;var PATH_PROPERTIES={scale:'scale',position:'translation',quaternion:'rotation',morphTargetInfluences:'weights'};//------------------------------------------------------------------------------ -// GLTF Exporter -//------------------------------------------------------------------------------ -var GLTFExporter=function GLTFExporter(){};GLTFExporter.prototype={constructor:GLTFExporter,/** - * Parse scenes and generate GLTF output - * @param {Scene or [THREE.Scenes]} input Scene or Array of THREE.Scenes - * @param {Function} onDone Callback on completed - * @param {Object} options options - */parse:function parse(input,onDone,options){var DEFAULT_OPTIONS={binary:false,trs:false,onlyVisible:true,truncateDrawRange:true,embedImages:true,maxTextureSize:Infinity,animations:[],forcePowerOfTwoTextures:false,includeCustomExtensions:false};options=Object.assign({},DEFAULT_OPTIONS,options);if(options.animations.length>0){// Only TRS properties, and not matrices, may be targeted by animation. -options.trs=true;}var outputJSON={asset:{version:"2.0",generator:"GLTFExporter"}};var byteOffset=0;var buffers=[];var pending=[];var nodeMap=new Map();var skins=[];var extensionsUsed={};var cachedData={meshes:new Map(),attributes:new Map(),attributesNormalized:new Map(),materials:new Map(),textures:new Map(),images:new Map()};var cachedCanvas;var uids=new Map();var uid=0;/** - * Assign and return a temporal unique id for an object - * especially which doesn't have .uuid - * @param {Object} object - * @return {Integer} - */function getUID(object){if(!uids.has(object))uids.set(object,uid++);return uids.get(object);}/** - * Compare two arrays - * @param {Array} array1 Array 1 to compare - * @param {Array} array2 Array 2 to compare - * @return {Boolean} Returns true if both arrays are equal - */function equalArray(array1,array2){return array1.length===array2.length&&array1.every(function(element,index){return element===array2[index];});}/** - * Converts a string to an ArrayBuffer. - * @param {string} text - * @return {ArrayBuffer} - */function stringToArrayBuffer(text){if(window.TextEncoder!==undefined){return new TextEncoder().encode(text).buffer;}var array=new Uint8Array(new ArrayBuffer(text.length));for(var i=0,il=text.length;i0xFF?0x20:value;}return array.buffer;}/** - * Get the min and max vectors from the given attribute - * @param {BufferAttribute} attribute Attribute to find the min/max in range from start to start + count - * @param {Integer} start - * @param {Integer} count - * @return {Object} Object containing the `min` and `max` values (As an array of attribute.itemSize components) - */function getMinMax(attribute,start,count){var output={min:new Array(attribute.itemSize).fill(Number.POSITIVE_INFINITY),max:new Array(attribute.itemSize).fill(Number.NEGATIVE_INFINITY)};for(var i=start;i0.0005)return false;}return true;}/** - * Creates normalized normal buffer attribute. - * - * @param {BufferAttribute} normal - * @returns {BufferAttribute} - * - */function createNormalizedNormalAttribute(normal){if(cachedData.attributesNormalized.has(normal)){return cachedData.attributesNormalized.get(normal);}var attribute=normal.clone();var v=new Vector3();for(var i=0,il=attribute.count;i0){gltfProperty.extras=json;}}catch(error){console.warn('THREE.GLTFExporter: userData of \''+object.name+'\' '+'won\'t be serialized because of JSON.stringify error - '+error.message);}}/** - * Applies a texture transform, if present, to the map definition. Requires - * the KHR_texture_transform extension. - */function applyTextureTransform(mapDef,texture){var didTransform=false;var transformDef={};if(texture.offset.x!==0||texture.offset.y!==0){transformDef.offset=texture.offset.toArray();didTransform=true;}if(texture.rotation!==0){transformDef.rotation=texture.rotation;didTransform=true;}if(texture.repeat.x!==1||texture.repeat.y!==1){transformDef.scale=texture.repeat.toArray();didTransform=true;}if(didTransform){mapDef.extensions=mapDef.extensions||{};mapDef.extensions['KHR_texture_transform']=transformDef;extensionsUsed['KHR_texture_transform']=true;}}/** - * Process a buffer to append to the default one. - * @param {ArrayBuffer} buffer - * @return {Integer} - */function processBuffer(buffer){if(!outputJSON.buffers){outputJSON.buffers=[{byteLength:0}];}// All buffers are merged before export. -buffers.push(buffer);return 0;}/** - * Process and generate a BufferView - * @param {BufferAttribute} attribute - * @param {number} componentType - * @param {number} start - * @param {number} count - * @param {number} target (Optional) Target usage of the BufferView - * @return {Object} - */function processBufferView(attribute,componentType,start,count,target){if(!outputJSON.bufferViews){outputJSON.bufferViews=[];}// Create a new dataview and dump the attribute's array into it -var componentSize;if(componentType===WEBGL_CONSTANTS.UNSIGNED_BYTE){componentSize=1;}else if(componentType===WEBGL_CONSTANTS.UNSIGNED_SHORT){componentSize=2;}else{componentSize=4;}var byteLength=getPaddedBufferSize(count*attribute.itemSize*componentSize);var dataView=new DataView(new ArrayBuffer(byteLength));var offset=0;for(var i=start;i4){// no support for interleaved data for itemSize > 4 -value=attribute.array[i*attribute.itemSize+a];}else{if(a===0)value=attribute.getX(i);else if(a===1)value=attribute.getY(i);else if(a===2)value=attribute.getZ(i);else if(a===3)value=attribute.getW(i);}if(componentType===WEBGL_CONSTANTS.FLOAT){dataView.setFloat32(offset,value,true);}else if(componentType===WEBGL_CONSTANTS.UNSIGNED_INT){dataView.setUint32(offset,value,true);}else if(componentType===WEBGL_CONSTANTS.UNSIGNED_SHORT){dataView.setUint16(offset,value,true);}else if(componentType===WEBGL_CONSTANTS.UNSIGNED_BYTE){dataView.setUint8(offset,value);}offset+=componentSize;}}var gltfBufferView={buffer:processBuffer(dataView.buffer),byteOffset:byteOffset,byteLength:byteLength};if(target!==undefined)gltfBufferView.target=target;if(target===WEBGL_CONSTANTS.ARRAY_BUFFER){// Only define byteStride for vertex attributes. -gltfBufferView.byteStride=attribute.itemSize*componentSize;}byteOffset+=byteLength;outputJSON.bufferViews.push(gltfBufferView);// @TODO Merge bufferViews where possible. -var output={id:outputJSON.bufferViews.length-1,byteLength:0};return output;}/** - * Process and generate a BufferView from an image Blob. - * @param {Blob} blob - * @return {Promise} - */function processBufferViewImage(blob){if(!outputJSON.bufferViews){outputJSON.bufferViews=[];}return new Promise(function(resolve){var reader=new window.FileReader();reader.readAsArrayBuffer(blob);reader.onloadend=function(){var buffer=getPaddedArrayBuffer(reader.result);var bufferView={buffer:processBuffer(buffer),byteOffset:byteOffset,byteLength:buffer.byteLength};byteOffset+=buffer.byteLength;outputJSON.bufferViews.push(bufferView);resolve(outputJSON.bufferViews.length-1);};});}/** - * Process attribute to generate an accessor - * @param {BufferAttribute} attribute Attribute to process - * @param {BufferGeometry} geometry (Optional) Geometry used for truncated draw range - * @param {Integer} start (Optional) - * @param {Integer} count (Optional) - * @return {Integer} Index of the processed accessor on the "accessors" array - */function processAccessor(attribute,geometry,start,count){var types={1:'SCALAR',2:'VEC2',3:'VEC3',4:'VEC4',16:'MAT4'};var componentType;// Detect the component type of the attribute array (float, uint or ushort) -if(attribute.array.constructor===Float32Array){componentType=WEBGL_CONSTANTS.FLOAT;}else if(attribute.array.constructor===Uint32Array){componentType=WEBGL_CONSTANTS.UNSIGNED_INT;}else if(attribute.array.constructor===Uint16Array){componentType=WEBGL_CONSTANTS.UNSIGNED_SHORT;}else if(attribute.array.constructor===Uint8Array){componentType=WEBGL_CONSTANTS.UNSIGNED_BYTE;}else{throw new Error('THREE.GLTFExporter: Unsupported bufferAttribute component type.');}if(start===undefined)start=0;if(count===undefined)count=attribute.count;// @TODO Indexed buffer geometry with drawRange not supported yet -if(options.truncateDrawRange&&geometry!==undefined&&geometry.index===null){var end=start+count;var end2=geometry.drawRange.count===Infinity?attribute.count:geometry.drawRange.start+geometry.drawRange.count;start=Math.max(start,geometry.drawRange.start);count=Math.min(end,end2)-start;if(count<0)count=0;}// Skip creating an accessor if the attribute doesn't have data to export -if(count===0){return null;}var minMax=getMinMax(attribute,start,count);var bufferViewTarget;// If geometry isn't provided, don't infer the target usage of the bufferView. For -// animation samplers, target must not be set. -if(geometry!==undefined){bufferViewTarget=attribute===geometry.index?WEBGL_CONSTANTS.ELEMENT_ARRAY_BUFFER:WEBGL_CONSTANTS.ARRAY_BUFFER;}var bufferView=processBufferView(attribute,componentType,start,count,bufferViewTarget);var gltfAccessor={bufferView:bufferView.id,byteOffset:bufferView.byteOffset,componentType:componentType,count:count,max:minMax.max,min:minMax.min,type:types[attribute.itemSize]};if(attribute.normalized===true){gltfAccessor.normalized=true;}if(!outputJSON.accessors){outputJSON.accessors=[];}outputJSON.accessors.push(gltfAccessor);return outputJSON.accessors.length-1;}/** - * Process image - * @param {Image} image to process - * @param {Integer} format of the image (e.g. THREE.RGBFormat, RGBAFormat etc) - * @param {Boolean} flipY before writing out the image - * @return {Integer} Index of the processed texture in the "images" array - */function processImage(image,format,flipY){if(!cachedData.images.has(image)){cachedData.images.set(image,{});}var cachedImages=cachedData.images.get(image);var mimeType=format===RGBAFormat?'image/png':'image/jpeg';var key=mimeType+":flipY/"+flipY.toString();if(cachedImages[key]!==undefined){return cachedImages[key];}if(!outputJSON.images){outputJSON.images=[];}var gltfImage={mimeType:mimeType};if(options.embedImages){var canvas=cachedCanvas=cachedCanvas||document.createElement('canvas');canvas.width=Math.min(image.width,options.maxTextureSize);canvas.height=Math.min(image.height,options.maxTextureSize);if(options.forcePowerOfTwoTextures&&!isPowerOfTwo(canvas)){console.warn('GLTFExporter: Resized non-power-of-two image.',image);canvas.width=MathUtils.floorPowerOfTwo(canvas.width);canvas.height=MathUtils.floorPowerOfTwo(canvas.height);}var ctx=canvas.getContext('2d');if(flipY===true){ctx.translate(0,canvas.height);ctx.scale(1,-1);}ctx.drawImage(image,0,0,canvas.width,canvas.height);if(options.binary===true){pending.push(new Promise(function(resolve){canvas.toBlob(function(blob){processBufferViewImage(blob).then(function(bufferViewIndex){gltfImage.bufferView=bufferViewIndex;resolve();});},mimeType);}));}else{gltfImage.uri=canvas.toDataURL(mimeType);}}else{gltfImage.uri=image.src;}outputJSON.images.push(gltfImage);var index=outputJSON.images.length-1;cachedImages[key]=index;return index;}/** - * Process sampler - * @param {Texture} map Texture to process - * @return {Integer} Index of the processed texture in the "samplers" array - */function processSampler(map){if(!outputJSON.samplers){outputJSON.samplers=[];}var gltfSampler={magFilter:THREE_TO_WEBGL[map.magFilter],minFilter:THREE_TO_WEBGL[map.minFilter],wrapS:THREE_TO_WEBGL[map.wrapS],wrapT:THREE_TO_WEBGL[map.wrapT]};outputJSON.samplers.push(gltfSampler);return outputJSON.samplers.length-1;}/** - * Process texture - * @param {Texture} map Map to process - * @return {Integer} Index of the processed texture in the "textures" array - */function processTexture(map){if(cachedData.textures.has(map)){return cachedData.textures.get(map);}if(!outputJSON.textures){outputJSON.textures=[];}var gltfTexture={sampler:processSampler(map),source:processImage(map.image,map.format,map.flipY)};if(map.name){gltfTexture.name=map.name;}outputJSON.textures.push(gltfTexture);var index=outputJSON.textures.length-1;cachedData.textures.set(map,index);return index;}/** - * Process material - * @param {THREE.Material} material Material to process - * @return {Integer} Index of the processed material in the "materials" array - */function processMaterial(material){if(cachedData.materials.has(material)){return cachedData.materials.get(material);}if(material.isShaderMaterial){console.warn('GLTFExporter: THREE.ShaderMaterial not supported.');return null;}if(!outputJSON.materials){outputJSON.materials=[];}// @QUESTION Should we avoid including any attribute that has the default value? -var gltfMaterial={pbrMetallicRoughness:{}};if(material.isMeshBasicMaterial){gltfMaterial.extensions={KHR_materials_unlit:{}};extensionsUsed['KHR_materials_unlit']=true;}else if(material.isGLTFSpecularGlossinessMaterial){gltfMaterial.extensions={KHR_materials_pbrSpecularGlossiness:{}};extensionsUsed['KHR_materials_pbrSpecularGlossiness']=true;}else if(!material.isMeshStandardMaterial){console.warn('GLTFExporter: Use MeshStandardMaterial or MeshBasicMaterial for best results.');}// pbrMetallicRoughness.baseColorFactor -var color=material.color.toArray().concat([material.opacity]);if(!equalArray(color,[1,1,1,1])){gltfMaterial.pbrMetallicRoughness.baseColorFactor=color;}if(material.isMeshStandardMaterial){gltfMaterial.pbrMetallicRoughness.metallicFactor=material.metalness;gltfMaterial.pbrMetallicRoughness.roughnessFactor=material.roughness;}else if(material.isMeshBasicMaterial){gltfMaterial.pbrMetallicRoughness.metallicFactor=0.0;gltfMaterial.pbrMetallicRoughness.roughnessFactor=0.9;}else{gltfMaterial.pbrMetallicRoughness.metallicFactor=0.5;gltfMaterial.pbrMetallicRoughness.roughnessFactor=0.5;}// pbrSpecularGlossiness diffuse, specular and glossiness factor -if(material.isGLTFSpecularGlossinessMaterial){if(gltfMaterial.pbrMetallicRoughness.baseColorFactor){gltfMaterial.extensions.KHR_materials_pbrSpecularGlossiness.diffuseFactor=gltfMaterial.pbrMetallicRoughness.baseColorFactor;}var specularFactor=[1,1,1];material.specular.toArray(specularFactor,0);gltfMaterial.extensions.KHR_materials_pbrSpecularGlossiness.specularFactor=specularFactor;gltfMaterial.extensions.KHR_materials_pbrSpecularGlossiness.glossinessFactor=material.glossiness;}// pbrMetallicRoughness.metallicRoughnessTexture -if(material.metalnessMap||material.roughnessMap){if(material.metalnessMap===material.roughnessMap){var metalRoughMapDef={index:processTexture(material.metalnessMap)};applyTextureTransform(metalRoughMapDef,material.metalnessMap);gltfMaterial.pbrMetallicRoughness.metallicRoughnessTexture=metalRoughMapDef;}else{console.warn('THREE.GLTFExporter: Ignoring metalnessMap and roughnessMap because they are not the same Texture.');}}// pbrMetallicRoughness.baseColorTexture or pbrSpecularGlossiness diffuseTexture -if(material.map){var baseColorMapDef={index:processTexture(material.map)};applyTextureTransform(baseColorMapDef,material.map);if(material.isGLTFSpecularGlossinessMaterial){gltfMaterial.extensions.KHR_materials_pbrSpecularGlossiness.diffuseTexture=baseColorMapDef;}gltfMaterial.pbrMetallicRoughness.baseColorTexture=baseColorMapDef;}// pbrSpecularGlossiness specular map -if(material.isGLTFSpecularGlossinessMaterial&&material.specularMap){var specularMapDef={index:processTexture(material.specularMap)};applyTextureTransform(specularMapDef,material.specularMap);gltfMaterial.extensions.KHR_materials_pbrSpecularGlossiness.specularGlossinessTexture=specularMapDef;}if(material.emissive){// emissiveFactor -var emissive=material.emissive.clone().multiplyScalar(material.emissiveIntensity).toArray();if(!equalArray(emissive,[0,0,0])){gltfMaterial.emissiveFactor=emissive;}// emissiveTexture -if(material.emissiveMap){var emissiveMapDef={index:processTexture(material.emissiveMap)};applyTextureTransform(emissiveMapDef,material.emissiveMap);gltfMaterial.emissiveTexture=emissiveMapDef;}}// normalTexture -if(material.normalMap){var normalMapDef={index:processTexture(material.normalMap)};if(material.normalScale&&material.normalScale.x!==-1){if(material.normalScale.x!==material.normalScale.y){console.warn('THREE.GLTFExporter: Normal scale components are different, ignoring Y and exporting X.');}normalMapDef.scale=material.normalScale.x;}applyTextureTransform(normalMapDef,material.normalMap);gltfMaterial.normalTexture=normalMapDef;}// occlusionTexture -if(material.aoMap){var occlusionMapDef={index:processTexture(material.aoMap),texCoord:1};if(material.aoMapIntensity!==1.0){occlusionMapDef.strength=material.aoMapIntensity;}applyTextureTransform(occlusionMapDef,material.aoMap);gltfMaterial.occlusionTexture=occlusionMapDef;}// alphaMode -if(material.transparent){gltfMaterial.alphaMode='BLEND';}else{if(material.alphaTest>0.0){gltfMaterial.alphaMode='MASK';gltfMaterial.alphaCutoff=material.alphaTest;}}// doubleSided -if(material.side===DoubleSide){gltfMaterial.doubleSided=true;}if(material.name!==''){gltfMaterial.name=material.name;}serializeUserData(material,gltfMaterial);outputJSON.materials.push(gltfMaterial);var index=outputJSON.materials.length-1;cachedData.materials.set(material,index);return index;}/** - * Process mesh - * @param {THREE.Mesh} mesh Mesh to process - * @return {Integer} Index of the processed mesh in the "meshes" array - */function processMesh(mesh){var meshCacheKeyParts=[mesh.geometry.uuid];if(Array.isArray(mesh.material)){for(var i=0,l=mesh.material.length;i0){var weights=[];var targetNames=[];var reverseDictionary={};if(mesh.morphTargetDictionary!==undefined){for(var key in mesh.morphTargetDictionary){reverseDictionary[mesh.morphTargetDictionary[key]]=key;}}for(var i=0;i0){gltfMesh.extras={};gltfMesh.extras.targetNames=targetNames;}}var isMultiMaterial=Array.isArray(mesh.material);if(isMultiMaterial&&geometry.groups.length===0)return null;var materials=isMultiMaterial?mesh.material:[mesh.material];var groups=isMultiMaterial?geometry.groups:[{materialIndex:0,start:undefined,count:undefined}];for(var i=0,il=groups.length;i0)primitive.targets=targets;if(geometry.index!==null){var cacheKey=getUID(geometry.index);if(groups[i].start!==undefined||groups[i].count!==undefined){cacheKey+=':'+groups[i].start+':'+groups[i].count;}if(cachedData.attributes.has(cacheKey)){primitive.indices=cachedData.attributes.get(cacheKey);}else{primitive.indices=processAccessor(geometry.index,geometry,groups[i].start,groups[i].count);cachedData.attributes.set(cacheKey,primitive.indices);}if(primitive.indices===null)delete primitive.indices;}var material=processMaterial(materials[groups[i].materialIndex]);if(material!==null){primitive.material=material;}primitives.push(primitive);}gltfMesh.primitives=primitives;if(!outputJSON.meshes){outputJSON.meshes=[];}outputJSON.meshes.push(gltfMesh);var index=outputJSON.meshes.length-1;cachedData.meshes.set(meshCacheKey,index);return index;}/** - * Process camera - * @param {THREE.Camera} camera Camera to process - * @return {Integer} Index of the processed mesh in the "camera" array - */function processCamera(camera){if(!outputJSON.cameras){outputJSON.cameras=[];}var isOrtho=camera.isOrthographicCamera;var gltfCamera={type:isOrtho?'orthographic':'perspective'};if(isOrtho){gltfCamera.orthographic={xmag:camera.right*2,ymag:camera.top*2,zfar:camera.far<=0?0.001:camera.far,znear:camera.near<0?0:camera.near};}else{gltfCamera.perspective={aspectRatio:camera.aspect,yfov:MathUtils.degToRad(camera.fov),zfar:camera.far<=0?0.001:camera.far,znear:camera.near<0?0:camera.near};}if(camera.name!==''){gltfCamera.name=camera.type;}outputJSON.cameras.push(gltfCamera);return outputJSON.cameras.length-1;}/** - * Creates glTF animation entry from AnimationClip object. - * - * Status: - * - Only properties listed in PATH_PROPERTIES may be animated. - * - * @param {THREE.AnimationClip} clip - * @param {THREE.Object3D} root - * @return {number} - */function processAnimation(clip,root){if(!outputJSON.animations){outputJSON.animations=[];}clip=GLTFExporter.Utils.mergeMorphTargetTracks(clip.clone(),root);var tracks=clip.tracks;var channels=[];var samplers=[];for(var i=0;i0)lightDef.range=light.distance;}else if(light.isSpotLight){lightDef.type='spot';if(light.distance>0)lightDef.range=light.distance;lightDef.spot={};lightDef.spot.innerConeAngle=(light.penumbra-1.0)*light.angle*-1.0;lightDef.spot.outerConeAngle=light.angle;}if(light.decay!==undefined&&light.decay!==2){console.warn('THREE.GLTFExporter: Light decay may be lost. glTF is physically-based, '+'and expects light.decay=2.');}if(light.target&&(light.target.parent!==light||light.target.position.x!==0||light.target.position.y!==0||light.target.position.z!==-1)){console.warn('THREE.GLTFExporter: Light direction may be lost. For best results, '+'make light.target a child of the light with position 0,0,-1.');}var lights=outputJSON.extensions['KHR_lights_punctual'].lights;lights.push(lightDef);return lights.length-1;}/** - * Process Object3D node - * @param {THREE.Object3D} node Object3D to processNode - * @return {Integer} Index of the node in the nodes list - */function processNode(object){if(!outputJSON.nodes){outputJSON.nodes=[];}var gltfNode={};if(options.trs){var rotation=object.quaternion.toArray();var position=object.position.toArray();var scale=object.scale.toArray();if(!equalArray(rotation,[0,0,0,1])){gltfNode.rotation=rotation;}if(!equalArray(position,[0,0,0])){gltfNode.translation=position;}if(!equalArray(scale,[1,1,1])){gltfNode.scale=scale;}}else{if(object.matrixAutoUpdate){object.updateMatrix();}if(!equalArray(object.matrix.elements,[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1])){gltfNode.matrix=object.matrix.elements;}}// We don't export empty strings name because it represents no-name in Three.js. 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2:opts={animations:model.animations,binary:(options===null||options===void 0?void 0:options.binary)||false,trs:(options===null||options===void 0?void 0:options.trs)||true,onlyVisible:(options===null||options===void 0?void 0:options.onlyVisible)||true,maxTextureSize:(options===null||options===void 0?void 0:options.maxTextureSize)||Infinity,forcePowerOfTwoTextures:(options===null||options===void 0?void 0:options.forcePowerOfTwoTextures)||false,includeCustomExtensions:(options===null||options===void 0?void 0:options.includeCustomExtensions)||false,embedImages:(options===null||options===void 0?void 0:options.embedImages)||true,truncateDrawRange:true};exporter=new GLTFExporter();exporter.parse(model,function(gltf){return resolve(new Blob([opts.binary?gltf:JSON.stringify(gltf)],{type:opts.binary?'application/octet-stream':'application/json'}));},opts);case 5:case"end":return _context52.stop();}}},_callee51);}));return function(_x55,_x56){return _ref10.apply(this,arguments);};}()));case 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ROTATION_SPEED=Math.PI/32;var AUTO_ROTATE_DELAY_DEFAULT=3000;var $autoRotateStartTime=Symbol('autoRotateStartTime');var $cameraChangeHandler=Symbol('cameraChangeHandler');var $onCameraChange=Symbol('onCameraChange');var StagingMixin=function StagingMixin(ModelViewerElement){var _a,_b;var StagingModelViewerElement=/*#__PURE__*/function(_ModelViewerElement8){_inherits(StagingModelViewerElement,_ModelViewerElement8);var _super48=_createSuper(StagingModelViewerElement);function StagingModelViewerElement(){var _this87;_classCallCheck(this,StagingModelViewerElement);_this87=_super48.apply(this,arguments);_this87.autoRotate=false;_this87.autoRotateDelay=AUTO_ROTATE_DELAY_DEFAULT;_this87[_a]=performance.now();_this87[_b]=function(event){return _this87[$onCameraChange](event);};return _this87;}_createClass(StagingModelViewerElement,[{key:"connectedCallback",value:function 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value(time,delta){_get(_getPrototypeOf(StagingModelViewerElement.prototype),$tick$1,this).call(this,time,delta);if(!this.autoRotate||!this.modelIsVisible||this[$renderer].isPresenting){return;}var rotationDelta=Math.min(delta,time-this[$autoRotateStartTime]-this.autoRotateDelay);if(rotationDelta>0){this[$scene].yaw=this.turntableRotation+ROTATION_SPEED*rotationDelta*0.001;}}},{key:$onCameraChange,value:function value(event){if(!this.autoRotate){return;}if(event.detail.source==='user-interaction'){this[$autoRotateStartTime]=performance.now();}}},{key:"resetTurntableRotation",value:function resetTurntableRotation(){this[$scene].yaw=0;}},{key:"turntableRotation",get:function get(){return this[$scene].yaw;}}]);return StagingModelViewerElement;}(ModelViewerElement);__decorate$7([property({type:Boolean,attribute:'auto-rotate'})],StagingModelViewerElement.prototype,"autoRotate",void 0);__decorate$7([property({type:Number,attribute:'auto-rotate-delay'})],StagingModelViewerElement.prototype,"autoRotateDelay",void 0);return StagingModelViewerElement;};var FocusVisiblePolyfillMixin=function FocusVisiblePolyfillMixin(SuperClass){var _a;var coordinateWithPolyfill=function coordinateWithPolyfill(instance){if(instance.shadowRoot==null||instance.hasAttribute('data-js-focus-visible')){return function(){};}if(self.applyFocusVisiblePolyfill){self.applyFocusVisiblePolyfill(instance.shadowRoot);}else{var coordinationHandler=function coordinationHandler(){self.applyFocusVisiblePolyfill(instance.shadowRoot);};self.addEventListener('focus-visible-polyfill-ready',coordinationHandler,{once:true});return function(){self.removeEventListener('focus-visible-polyfill-ready',coordinationHandler);};}return function(){};};var $endPolyfillCoordination=Symbol('endPolyfillCoordination');var FocusVisibleCoordinator=/*#__PURE__*/function(_SuperClass){_inherits(FocusVisibleCoordinator,_SuperClass);var _super49=_createSuper(FocusVisibleCoordinator);function FocusVisibleCoordinator(){var _this88;_classCallCheck(this,FocusVisibleCoordinator);_this88=_super49.apply(this,arguments);_this88[_a]=null;return _this88;}_createClass(FocusVisibleCoordinator,[{key:"connectedCallback",value:function connectedCallback(){_get(_getPrototypeOf(FocusVisibleCoordinator.prototype),"connectedCallback",this)&&_get(_getPrototypeOf(FocusVisibleCoordinator.prototype),"connectedCallback",this).call(this);if(this[$endPolyfillCoordination]==null){this[$endPolyfillCoordination]=coordinateWithPolyfill(this);}}},{key:"disconnectedCallback",value:function disconnectedCallback(){_get(_getPrototypeOf(FocusVisibleCoordinator.prototype),"disconnectedCallback",this)&&_get(_getPrototypeOf(FocusVisibleCoordinator.prototype),"disconnectedCallback",this).call(this);if(this[$endPolyfillCoordination]!=null){this[$endPolyfillCoordination]();this[$endPolyfillCoordination]=null;}}}]);return FocusVisibleCoordinator;}(SuperClass);_a=$endPolyfillCoordination;return FocusVisibleCoordinator;};var ModelViewerElement=AnnotationMixin(SceneGraphMixin(StagingMixin(EnvironmentMixin(ControlsMixin(ARMixin(LoadingMixin(AnimationMixin(FocusVisiblePolyfillMixin(ModelViewerElementBase)))))))));customElements.define('model-viewer',ModelViewerElement);exports.ModelViewerElement=ModelViewerElement;Object.defineProperty(exports,'__esModule',{value:true});}); diff --git a/web_widget_model_viewer/static/lib/model-viewer.min.js b/web_widget_model_viewer/static/lib/model-viewer.min.js index a70ed1e71..3c71a4ea8 100644 --- 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All rights reserved. + * This code may only be used under the BSD style license found at + * http://polymer.github.io/LICENSE.txt + * The complete set of authors may be found at + * http://polymer.github.io/AUTHORS.txt + * The complete set of contributors may be found at + * http://polymer.github.io/CONTRIBUTORS.txt + * Code distributed by Google as part of the polymer project is also + * subject to an additional IP rights grant found at + * http://polymer.github.io/PATENTS.txt + */?this.__commitTemplateResult(t):t instanceof Node?this.__commitNode(t):(t=>Array.isArray(t)||!(!t||!t[Symbol.iterator]))(t)?this.__commitIterable(t):t===g?(this.value=g,this.clear()):this.__commitText(t))}__insert(t){this.endNode.parentNode.insertBefore(t,this.endNode)}__commitNode(t){this.value!==t&&(this.clear(),this.__insert(t),this.value=t)}__commitText(t){const e=this.startNode.nextSibling,n="string"==typeof(t=null==t?"":t)?t:String(t);e===this.endNode.previousSibling&&3===e.nodeType?e.data=n:this.__commitNode(document.createTextNode(n)),this.value=t}__commitTemplateResult(t){const e=this.options.templateFactory(t);if(this.value instanceof f&&this.value.template===e)this.value.update(t.values);else{const n=new f(e,t.processor,this.options),i=n._clone();n.update(t.values),this.__commitNode(i),this.value=n}}__commitIterable(t){Array.isArray(this.value)||(this.value=[],this.clear());const e=this.value;let n,i=0;for(const r of t)n=e[i],void 0===n&&(n=new x(this.options),e.push(n),0===i?n.appendIntoPart(this):n.insertAfterPart(e[i-1])),n.setValue(r),n.commit(),i++;i{try{const t={get capture(){return w=!0,!1}};window.addEventListener("test",t,t),window.removeEventListener("test",t,t)}catch(t){}})();const b=new Map,_=new WeakMap; /** * @license * Copyright (c) 2017 The Polymer Project Authors. All rights reserved. @@ -51,9 +106,10 @@ * subject to an additional IP rights grant found at * http://polymer.github.io/PATENTS.txt */ +"undefined"!=typeof window&&(window.litHtmlVersions||(window.litHtmlVersions=[])).push("1.4.1"); /** * @license - * Copyright (c) 2018 The Polymer Project Authors. All rights reserved. + * Copyright (c) 2017 The Polymer Project Authors. All rights reserved. * This code may only be used under the BSD style license found at * http://polymer.github.io/LICENSE.txt * The complete set of authors may be found at @@ -63,7 +119,7 @@ * Code distributed by Google as part of the polymer project is also * subject to an additional IP rights grant found at * http://polymer.github.io/PATENTS.txt - */ + */const I=(t,e)=>`${t}--${e}`;let C=!0;void 0===window.ShadyCSS?C=!1:void 0===window.ShadyCSS.prepareTemplateDom&&(console.warn("Incompatible ShadyCSS version detected. 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All rights reserved. @@ -206,7 +143,7 @@ http://polymer.github.io/AUTHORS.txt The complete set of contributors may be found at http://polymer.github.io/CONTRIBUTORS.txt Code distributed by Google as part of the polymer project is also subject to an additional IP rights grant found at http://polymer.github.io/PATENTS.txt -*/"adoptedStyleSheets"in Document.prototype&&CSSStyleSheet.prototype; +*/const N=window.ShadowRoot&&(void 0===window.ShadyCSS||window.ShadyCSS.nativeShadow)&&"adoptedStyleSheets"in Document.prototype&&"replace"in CSSStyleSheet.prototype,U=Symbol();class k{constructor(t,e){if(e!==U)throw new Error("CSSResult is not constructable. Use `unsafeCSS` or `css` instead.");this.cssText=t}get styleSheet(){return void 0===this._styleSheet&&(N?(this._styleSheet=new CSSStyleSheet,this._styleSheet.replaceSync(this.cssText)):this._styleSheet=null),this._styleSheet}toString(){return this.cssText}} /** * @license * Copyright (c) 2017 The Polymer Project Authors. 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Math.sqrt(this.distanceToSquared(e))},distanceToSquared:function(e){var t=this.x-e.x,n=this.y-e.y;return t*t+n*n},manhattanDistanceTo:function(e){return Math.abs(this.x-e.x)+Math.abs(this.y-e.y)},setLength:function(e){return this.normalize().multiplyScalar(e)},lerp:function(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this},lerpVectors:function(e,t,n){return this.x=e.x+(t.x-e.x)*n,this.y=e.y+(t.y-e.y)*n,this},equals:function(e){return e.x===this.x&&e.y===this.y},fromArray:function(e,t){return void 0===t&&(t=0),this.x=e[t],this.y=e[t+1],this},toArray:function(e,t){return void 0===e&&(e=[]),void 0===t&&(t=0),e[t]=this.x,e[t+1]=this.y,e},fromBufferAttribute:function(e,t,n){return void 0!==n&&console.warn("THREE.Vector2: offset has been removed from .fromBufferAttribute()."),this.x=e.getX(t),this.y=e.getY(t),this},rotateAround:function(e,t){var n=Math.cos(t),i=Math.sin(t),r=this.x-e.x,a=this.y-e.y;return this.x=r*n-a*i+e.x,this.y=r*i+a*n+e.y,this},random:function(){return this.x=Math.random(),this.y=Math.random(),this}}),Object.assign(S.prototype,{isMatrix3:!0,set:function(e,t,n,i,r,a,o,s,l){var c=this.elements;return c[0]=e,c[1]=i,c[2]=o,c[3]=t,c[4]=r,c[5]=s,c[6]=n,c[7]=a,c[8]=l,this},identity:function(){return this.set(1,0,0,0,1,0,0,0,1),this},clone:function(){return(new this.constructor).fromArray(this.elements)},copy:function(e){var t=this.elements,n=e.elements;return t[0]=n[0],t[1]=n[1],t[2]=n[2],t[3]=n[3],t[4]=n[4],t[5]=n[5],t[6]=n[6],t[7]=n[7],t[8]=n[8],this},extractBasis:function(e,t,n){return e.setFromMatrix3Column(this,0),t.setFromMatrix3Column(this,1),n.setFromMatrix3Column(this,2),this},setFromMatrix4:function(e){var t=e.elements;return this.set(t[0],t[4],t[8],t[1],t[5],t[9],t[2],t[6],t[10]),this},multiply:function(e){return this.multiplyMatrices(this,e)},premultiply:function(e){return this.multiplyMatrices(e,this)},multiplyMatrices:function(e,t){var n=e.elements,i=t.elements,r=this.elements,a=n[0],o=n[3],s=n[6],l=n[1],c=n[4],h=n[7],u=n[2],p=n[5],d=n[8],f=i[0],m=i[3],g=i[6],v=i[1],y=i[4],x=i[7],b=i[2],w=i[5],_=i[8];return r[0]=a*f+o*v+s*b,r[3]=a*m+o*y+s*w,r[6]=a*g+o*x+s*_,r[1]=l*f+c*v+h*b,r[4]=l*m+c*y+h*w,r[7]=l*g+c*x+h*_,r[2]=u*f+p*v+d*b,r[5]=u*m+p*y+d*w,r[8]=u*g+p*x+d*_,this},multiplyScalar:function(e){var t=this.elements;return t[0]*=e,t[3]*=e,t[6]*=e,t[1]*=e,t[4]*=e,t[7]*=e,t[2]*=e,t[5]*=e,t[8]*=e,this},determinant:function(){var e=this.elements,t=e[0],n=e[1],i=e[2],r=e[3],a=e[4],o=e[5],s=e[6],l=e[7],c=e[8];return t*a*c-t*o*l-n*r*c+n*o*s+i*r*l-i*a*s},getInverse:function(e,t){void 0!==t&&console.warn("THREE.Matrix3: .getInverse() can no longer be configured to throw on degenerate.");var n=e.elements,i=this.elements,r=n[0],a=n[1],o=n[2],s=n[3],l=n[4],c=n[5],h=n[6],u=n[7],p=n[8],d=p*l-c*u,f=c*h-p*s,m=u*s-l*h,g=r*d+a*f+o*m;if(0===g)return this.set(0,0,0,0,0,0,0,0,0);var v=1/g;return i[0]=d*v,i[1]=(o*u-p*a)*v,i[2]=(c*a-o*l)*v,i[3]=f*v,i[4]=(p*r-o*h)*v,i[5]=(o*s-c*r)*v,i[6]=m*v,i[7]=(a*h-u*r)*v,i[8]=(l*r-a*s)*v,this},transpose:function(){var e,t=this.elements;return e=t[1],t[1]=t[3],t[3]=e,e=t[2],t[2]=t[6],t[6]=e,e=t[5],t[5]=t[7],t[7]=e,this},getNormalMatrix:function(e){return this.setFromMatrix4(e).getInverse(this).transpose()},transposeIntoArray:function(e){var t=this.elements;return e[0]=t[0],e[1]=t[3],e[2]=t[6],e[3]=t[1],e[4]=t[4],e[5]=t[7],e[6]=t[2],e[7]=t[5],e[8]=t[8],this},setUvTransform:function(e,t,n,i,r,a,o){var s=Math.cos(r),l=Math.sin(r);this.set(n*s,n*l,-n*(s*a+l*o)+a+e,-i*l,i*s,-i*(-l*a+s*o)+o+t,0,0,1)},scale:function(e,t){var n=this.elements;return n[0]*=e,n[3]*=e,n[6]*=e,n[1]*=t,n[4]*=t,n[7]*=t,this},rotate:function(e){var t=Math.cos(e),n=Math.sin(e),i=this.elements,r=i[0],a=i[3],o=i[6],s=i[1],l=i[4],c=i[7];return i[0]=t*r+n*s,i[3]=t*a+n*l,i[6]=t*o+n*c,i[1]=-n*r+t*s,i[4]=-n*a+t*l,i[7]=-n*o+t*c,this},translate:function(e,t){var n=this.elements;return n[0]+=e*n[2],n[3]+=e*n[5],n[6]+=e*n[8],n[1]+=t*n[2],n[4]+=t*n[5],n[7]+=t*n[8],this},equals:function(e){for(var t=this.elements,n=e.elements,i=0;i<9;i++)if(t[i]!==n[i])return!1;return!0},fromArray:function(e,t){void 0===t&&(t=0);for(var n=0;n<9;n++)this.elements[n]=e[n+t];return this},toArray:function(e,t){void 0===e&&(e=[]),void 0===t&&(t=0);var n=this.elements;return e[t]=n[0],e[t+1]=n[1],e[t+2]=n[2],e[t+3]=n[3],e[t+4]=n[4],e[t+5]=n[5],e[t+6]=n[6],e[t+7]=n[7],e[t+8]=n[8],e}});var T={getDataURL:function(e){var t;if("undefined"==typeof HTMLCanvasElement)return e.src;if(e instanceof HTMLCanvasElement)t=e;else{void 0===w&&(w=document.createElementNS("http://www.w3.org/1999/xhtml","canvas")),w.width=e.width,w.height=e.height;var n=w.getContext("2d");e instanceof ImageData?n.putImageData(e,0,0):n.drawImage(e,0,0,e.width,e.height),t=w}return t.width>2048||t.height>2048?t.toDataURL("image/jpeg",.6):t.toDataURL("image/png")}},E=0;function A(e,t,n,i,r,a,o,s,l,c){Object.defineProperty(this,"id",{value:E++}),this.uuid=_.generateUUID(),this.name="",this.image=void 0!==e?e:A.DEFAULT_IMAGE,this.mipmaps=[],this.mapping=void 0!==t?t:A.DEFAULT_MAPPING,this.wrapS=void 0!==n?n:1001,this.wrapT=void 0!==i?i:1001,this.magFilter=void 0!==r?r:1006,this.minFilter=void 0!==a?a:1008,this.anisotropy=void 0!==l?l:1,this.format=void 0!==o?o:1023,this.internalFormat=null,this.type=void 0!==s?s:1009,this.offset=new M(0,0),this.repeat=new M(1,1),this.center=new M(0,0),this.rotation=0,this.matrixAutoUpdate=!0,this.matrix=new S,this.generateMipmaps=!0,this.premultiplyAlpha=!1,this.flipY=!0,this.unpackAlignment=4,this.encoding=void 0!==c?c:3e3,this.version=0,this.onUpdate=null}function L(e,t,n,i){this.x=e||0,this.y=t||0,this.z=n||0,this.w=void 0!==i?i:1}function R(e,t,n){this.width=e,this.height=t,this.scissor=new L(0,0,e,t),this.scissorTest=!1,this.viewport=new L(0,0,e,t),n=n||{},this.texture=new A(void 0,n.mapping,n.wrapS,n.wrapT,n.magFilter,n.minFilter,n.format,n.type,n.anisotropy,n.encoding),this.texture.image={},this.texture.image.width=e,this.texture.image.height=t,this.texture.generateMipmaps=void 0!==n.generateMipmaps&&n.generateMipmaps,this.texture.minFilter=void 0!==n.minFilter?n.minFilter:1006,this.depthBuffer=void 0===n.depthBuffer||n.depthBuffer,this.stencilBuffer=void 0===n.stencilBuffer||n.stencilBuffer,this.depthTexture=void 0!==n.depthTexture?n.depthTexture:null}function P(e,t,n){R.call(this,e,t,n),this.samples=4}function C(e,t,n,i){this._x=e||0,this._y=t||0,this._z=n||0,this._w=void 0!==i?i:1}A.DEFAULT_IMAGE=void 0,A.DEFAULT_MAPPING=300,A.prototype=Object.assign(Object.create(y.prototype),{constructor:A,isTexture:!0,updateMatrix:function(){this.matrix.setUvTransform(this.offset.x,this.offset.y,this.repeat.x,this.repeat.y,this.rotation,this.center.x,this.center.y)},clone:function(){return(new this.constructor).copy(this)},copy:function(e){return this.name=e.name,this.image=e.image,this.mipmaps=e.mipmaps.slice(0),this.mapping=e.mapping,this.wrapS=e.wrapS,this.wrapT=e.wrapT,this.magFilter=e.magFilter,this.minFilter=e.minFilter,this.anisotropy=e.anisotropy,this.format=e.format,this.internalFormat=e.internalFormat,this.type=e.type,this.offset.copy(e.offset),this.repeat.copy(e.repeat),this.center.copy(e.center),this.rotation=e.rotation,this.matrixAutoUpdate=e.matrixAutoUpdate,this.matrix.copy(e.matrix),this.generateMipmaps=e.generateMipmaps,this.premultiplyAlpha=e.premultiplyAlpha,this.flipY=e.flipY,this.unpackAlignment=e.unpackAlignment,this.encoding=e.encoding,this},toJSON:function(e){var t=void 0===e||"string"==typeof e;if(!t&&void 0!==e.textures[this.uuid])return e.textures[this.uuid];var n={metadata:{version:4.5,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,mapping:this.mapping,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],center:[this.center.x,this.center.y],rotation:this.rotation,wrap:[this.wrapS,this.wrapT],format:this.format,type:this.type,encoding:this.encoding,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY,premultiplyAlpha:this.premultiplyAlpha,unpackAlignment:this.unpackAlignment};if(void 0!==this.image){var i=this.image;if(void 0===i.uuid&&(i.uuid=_.generateUUID()),!t&&void 0===e.images[i.uuid]){var r;if(Array.isArray(i)){r=[];for(var a=0,o=i.length;a1)switch(this.wrapS){case 1e3:e.x=e.x-Math.floor(e.x);break;case 1001:e.x=e.x<0?0:1;break;case 1002:1===Math.abs(Math.floor(e.x)%2)?e.x=Math.ceil(e.x)-e.x:e.x=e.x-Math.floor(e.x)}if(e.y<0||e.y>1)switch(this.wrapT){case 1e3:e.y=e.y-Math.floor(e.y);break;case 1001:e.y=e.y<0?0:1;break;case 1002:1===Math.abs(Math.floor(e.y)%2)?e.y=Math.ceil(e.y)-e.y:e.y=e.y-Math.floor(e.y)}return this.flipY&&(e.y=1-e.y),e}}),Object.defineProperty(A.prototype,"needsUpdate",{set:function(e){!0===e&&this.version++}}),Object.defineProperties(L.prototype,{width:{get:function(){return this.z},set:function(e){this.z=e}},height:{get:function(){return this.w},set:function(e){this.w=e}}}),Object.assign(L.prototype,{isVector4:!0,set:function(e,t,n,i){return this.x=e,this.y=t,this.z=n,this.w=i,this},setScalar:function(e){return this.x=e,this.y=e,this.z=e,this.w=e,this},setX:function(e){return this.x=e,this},setY:function(e){return this.y=e,this},setZ:function(e){return this.z=e,this},setW:function(e){return this.w=e,this},setComponent:function(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;case 2:this.z=t;break;case 3:this.w=t;break;default:throw new Error("index is out of range: "+e)}return this},getComponent:function(e){switch(e){case 0:return this.x;case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw new Error("index is out of range: "+e)}},clone:function(){return new this.constructor(this.x,this.y,this.z,this.w)},copy:function(e){return this.x=e.x,this.y=e.y,this.z=e.z,this.w=void 0!==e.w?e.w:1,this},add:function(e,t){return void 0!==t?(console.warn("THREE.Vector4: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(e,t)):(this.x+=e.x,this.y+=e.y,this.z+=e.z,this.w+=e.w,this)},addScalar:function(e){return this.x+=e,this.y+=e,this.z+=e,this.w+=e,this},addVectors:function(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this.z=e.z+t.z,this.w=e.w+t.w,this},addScaledVector:function(e,t){return this.x+=e.x*t,this.y+=e.y*t,this.z+=e.z*t,this.w+=e.w*t,this},sub:function(e,t){return void 0!==t?(console.warn("THREE.Vector4: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(e,t)):(this.x-=e.x,this.y-=e.y,this.z-=e.z,this.w-=e.w,this)},subScalar:function(e){return this.x-=e,this.y-=e,this.z-=e,this.w-=e,this},subVectors:function(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this.z=e.z-t.z,this.w=e.w-t.w,this},multiplyScalar:function(e){return this.x*=e,this.y*=e,this.z*=e,this.w*=e,this},applyMatrix4:function(e){var t=this.x,n=this.y,i=this.z,r=this.w,a=e.elements;return this.x=a[0]*t+a[4]*n+a[8]*i+a[12]*r,this.y=a[1]*t+a[5]*n+a[9]*i+a[13]*r,this.z=a[2]*t+a[6]*n+a[10]*i+a[14]*r,this.w=a[3]*t+a[7]*n+a[11]*i+a[15]*r,this},divideScalar:function(e){return this.multiplyScalar(1/e)},setAxisAngleFromQuaternion:function(e){this.w=2*Math.acos(e.w);var t=Math.sqrt(1-e.w*e.w);return t<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=e.x/t,this.y=e.y/t,this.z=e.z/t),this},setAxisAngleFromRotationMatrix:function(e){var t,n,i,r,a=e.elements,o=a[0],s=a[4],l=a[8],c=a[1],h=a[5],u=a[9],p=a[2],d=a[6],f=a[10];if(Math.abs(s-c)<.01&&Math.abs(l-p)<.01&&Math.abs(u-d)<.01){if(Math.abs(s+c)<.1&&Math.abs(l+p)<.1&&Math.abs(u+d)<.1&&Math.abs(o+h+f-3)<.1)return this.set(1,0,0,0),this;t=Math.PI;var m=(o+1)/2,g=(h+1)/2,v=(f+1)/2,y=(s+c)/4,x=(l+p)/4,b=(u+d)/4;return m>g&&m>v?m<.01?(n=0,i=.707106781,r=.707106781):(i=y/(n=Math.sqrt(m)),r=x/n):g>v?g<.01?(n=.707106781,i=0,r=.707106781):(n=y/(i=Math.sqrt(g)),r=b/i):v<.01?(n=.707106781,i=.707106781,r=0):(n=x/(r=Math.sqrt(v)),i=b/r),this.set(n,i,r,t),this}var w=Math.sqrt((d-u)*(d-u)+(l-p)*(l-p)+(c-s)*(c-s));return Math.abs(w)<.001&&(w=1),this.x=(d-u)/w,this.y=(l-p)/w,this.z=(c-s)/w,this.w=Math.acos((o+h+f-1)/2),this},min:function(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this.z=Math.min(this.z,e.z),this.w=Math.min(this.w,e.w),this},max:function(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this.z=Math.max(this.z,e.z),this.w=Math.max(this.w,e.w),this},clamp:function(e,t){return this.x=Math.max(e.x,Math.min(t.x,this.x)),this.y=Math.max(e.y,Math.min(t.y,this.y)),this.z=Math.max(e.z,Math.min(t.z,this.z)),this.w=Math.max(e.w,Math.min(t.w,this.w)),this},clampScalar:function(e,t){return this.x=Math.max(e,Math.min(t,this.x)),this.y=Math.max(e,Math.min(t,this.y)),this.z=Math.max(e,Math.min(t,this.z)),this.w=Math.max(e,Math.min(t,this.w)),this},clampLength:function(e,t){var n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(e,Math.min(t,n)))},floor:function(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this.w=Math.floor(this.w),this},ceil:function(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this.w=Math.ceil(this.w),this},round:function(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this.w=Math.round(this.w),this},roundToZero:function(){return this.x=this.x<0?Math.ceil(this.x):Math.floor(this.x),this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y),this.z=this.z<0?Math.ceil(this.z):Math.floor(this.z),this.w=this.w<0?Math.ceil(this.w):Math.floor(this.w),this},negate:function(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this.w=-this.w,this},dot:function(e){return this.x*e.x+this.y*e.y+this.z*e.z+this.w*e.w},lengthSq:function(){return this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w},length:function(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w)},manhattanLength:function(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)+Math.abs(this.w)},normalize:function(){return this.divideScalar(this.length()||1)},setLength:function(e){return this.normalize().multiplyScalar(e)},lerp:function(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this.z+=(e.z-this.z)*t,this.w+=(e.w-this.w)*t,this},lerpVectors:function(e,t,n){return this.x=e.x+(t.x-e.x)*n,this.y=e.y+(t.y-e.y)*n,this.z=e.z+(t.z-e.z)*n,this.w=e.w+(t.w-e.w)*n,this},equals:function(e){return e.x===this.x&&e.y===this.y&&e.z===this.z&&e.w===this.w},fromArray:function(e,t){return void 0===t&&(t=0),this.x=e[t],this.y=e[t+1],this.z=e[t+2],this.w=e[t+3],this},toArray:function(e,t){return void 0===e&&(e=[]),void 0===t&&(t=0),e[t]=this.x,e[t+1]=this.y,e[t+2]=this.z,e[t+3]=this.w,e},fromBufferAttribute:function(e,t,n){return void 0!==n&&console.warn("THREE.Vector4: offset has been removed from .fromBufferAttribute()."),this.x=e.getX(t),this.y=e.getY(t),this.z=e.getZ(t),this.w=e.getW(t),this},random:function(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this.w=Math.random(),this}}),R.prototype=Object.assign(Object.create(y.prototype),{constructor:R,isWebGLRenderTarget:!0,setSize:function(e,t){this.width===e&&this.height===t||(this.width=e,this.height=t,this.texture.image.width=e,this.texture.image.height=t,this.dispose()),this.viewport.set(0,0,e,t),this.scissor.set(0,0,e,t)},clone:function(){return(new this.constructor).copy(this)},copy:function(e){return this.width=e.width,this.height=e.height,this.viewport.copy(e.viewport),this.texture=e.texture.clone(),this.depthBuffer=e.depthBuffer,this.stencilBuffer=e.stencilBuffer,this.depthTexture=e.depthTexture,this},dispose:function(){this.dispatchEvent({type:"dispose"})}}),P.prototype=Object.assign(Object.create(R.prototype),{constructor:P,isWebGLMultisampleRenderTarget:!0,copy:function(e){return R.prototype.copy.call(this,e),this.samples=e.samples,this}}),Object.assign(C,{slerp:function(e,t,n,i){return n.copy(e).slerp(t,i)},slerpFlat:function(e,t,n,i,r,a,o){var s=n[i+0],l=n[i+1],c=n[i+2],h=n[i+3],u=r[a+0],p=r[a+1],d=r[a+2],f=r[a+3];if(h!==f||s!==u||l!==p||c!==d){var m=1-o,g=s*u+l*p+c*d+h*f,v=g>=0?1:-1,y=1-g*g;if(y>Number.EPSILON){var x=Math.sqrt(y),b=Math.atan2(x,g*v);m=Math.sin(m*b)/x,o=Math.sin(o*b)/x}var w=o*v;if(s=s*m+u*w,l=l*m+p*w,c=c*m+d*w,h=h*m+f*w,m===1-o){var _=1/Math.sqrt(s*s+l*l+c*c+h*h);s*=_,l*=_,c*=_,h*=_}}e[t]=s,e[t+1]=l,e[t+2]=c,e[t+3]=h},multiplyQuaternionsFlat:function(e,t,n,i,r,a){var o=n[i],s=n[i+1],l=n[i+2],c=n[i+3],h=r[a],u=r[a+1],p=r[a+2],d=r[a+3];return e[t]=o*d+c*h+s*p-l*u,e[t+1]=s*d+c*u+l*h-o*p,e[t+2]=l*d+c*p+o*u-s*h,e[t+3]=c*d-o*h-s*u-l*p,e}}),Object.defineProperties(C.prototype,{x:{get:function(){return this._x},set:function(e){this._x=e,this._onChangeCallback()}},y:{get:function(){return this._y},set:function(e){this._y=e,this._onChangeCallback()}},z:{get:function(){return this._z},set:function(e){this._z=e,this._onChangeCallback()}},w:{get:function(){return this._w},set:function(e){this._w=e,this._onChangeCallback()}}}),Object.assign(C.prototype,{isQuaternion:!0,set:function(e,t,n,i){return this._x=e,this._y=t,this._z=n,this._w=i,this._onChangeCallback(),this},clone:function(){return new this.constructor(this._x,this._y,this._z,this._w)},copy:function(e){return this._x=e.x,this._y=e.y,this._z=e.z,this._w=e.w,this._onChangeCallback(),this},setFromEuler:function(e,t){if(!e||!e.isEuler)throw new Error("THREE.Quaternion: .setFromEuler() now expects an Euler rotation rather than a Vector3 and order.");var n=e._x,i=e._y,r=e._z,a=e.order,o=Math.cos,s=Math.sin,l=o(n/2),c=o(i/2),h=o(r/2),u=s(n/2),p=s(i/2),d=s(r/2);switch(a){case"XYZ":this._x=u*c*h+l*p*d,this._y=l*p*h-u*c*d,this._z=l*c*d+u*p*h,this._w=l*c*h-u*p*d;break;case"YXZ":this._x=u*c*h+l*p*d,this._y=l*p*h-u*c*d,this._z=l*c*d-u*p*h,this._w=l*c*h+u*p*d;break;case"ZXY":this._x=u*c*h-l*p*d,this._y=l*p*h+u*c*d,this._z=l*c*d+u*p*h,this._w=l*c*h-u*p*d;break;case"ZYX":this._x=u*c*h-l*p*d,this._y=l*p*h+u*c*d,this._z=l*c*d-u*p*h,this._w=l*c*h+u*p*d;break;case"YZX":this._x=u*c*h+l*p*d,this._y=l*p*h+u*c*d,this._z=l*c*d-u*p*h,this._w=l*c*h-u*p*d;break;case"XZY":this._x=u*c*h-l*p*d,this._y=l*p*h-u*c*d,this._z=l*c*d+u*p*h,this._w=l*c*h+u*p*d;break;default:console.warn("THREE.Quaternion: .setFromEuler() encountered an unknown order: "+a)}return!1!==t&&this._onChangeCallback(),this},setFromAxisAngle:function(e,t){var n=t/2,i=Math.sin(n);return this._x=e.x*i,this._y=e.y*i,this._z=e.z*i,this._w=Math.cos(n),this._onChangeCallback(),this},setFromRotationMatrix:function(e){var t,n=e.elements,i=n[0],r=n[4],a=n[8],o=n[1],s=n[5],l=n[9],c=n[2],h=n[6],u=n[10],p=i+s+u;return p>0?(t=.5/Math.sqrt(p+1),this._w=.25/t,this._x=(h-l)*t,this._y=(a-c)*t,this._z=(o-r)*t):i>s&&i>u?(t=2*Math.sqrt(1+i-s-u),this._w=(h-l)/t,this._x=.25*t,this._y=(r+o)/t,this._z=(a+c)/t):s>u?(t=2*Math.sqrt(1+s-i-u),this._w=(a-c)/t,this._x=(r+o)/t,this._y=.25*t,this._z=(l+h)/t):(t=2*Math.sqrt(1+u-i-s),this._w=(o-r)/t,this._x=(a+c)/t,this._y=(l+h)/t,this._z=.25*t),this._onChangeCallback(),this},setFromUnitVectors:function(e,t){var n=e.dot(t)+1;return n<1e-6?(n=0,Math.abs(e.x)>Math.abs(e.z)?(this._x=-e.y,this._y=e.x,this._z=0,this._w=n):(this._x=0,this._y=-e.z,this._z=e.y,this._w=n)):(this._x=e.y*t.z-e.z*t.y,this._y=e.z*t.x-e.x*t.z,this._z=e.x*t.y-e.y*t.x,this._w=n),this.normalize()},angleTo:function(e){return 2*Math.acos(Math.abs(_.clamp(this.dot(e),-1,1)))},rotateTowards:function(e,t){var n=this.angleTo(e);if(0===n)return this;var i=Math.min(1,t/n);return this.slerp(e,i),this},inverse:function(){return this.conjugate()},conjugate:function(){return this._x*=-1,this._y*=-1,this._z*=-1,this._onChangeCallback(),this},dot:function(e){return this._x*e._x+this._y*e._y+this._z*e._z+this._w*e._w},lengthSq:function(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w},length:function(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)},normalize:function(){var e=this.length();return 0===e?(this._x=0,this._y=0,this._z=0,this._w=1):(e=1/e,this._x=this._x*e,this._y=this._y*e,this._z=this._z*e,this._w=this._w*e),this._onChangeCallback(),this},multiply:function(e,t){return void 0!==t?(console.warn("THREE.Quaternion: .multiply() now only accepts one argument. Use .multiplyQuaternions( a, b ) instead."),this.multiplyQuaternions(e,t)):this.multiplyQuaternions(this,e)},premultiply:function(e){return this.multiplyQuaternions(e,this)},multiplyQuaternions:function(e,t){var n=e._x,i=e._y,r=e._z,a=e._w,o=t._x,s=t._y,l=t._z,c=t._w;return this._x=n*c+a*o+i*l-r*s,this._y=i*c+a*s+r*o-n*l,this._z=r*c+a*l+n*s-i*o,this._w=a*c-n*o-i*s-r*l,this._onChangeCallback(),this},slerp:function(e,t){if(0===t)return this;if(1===t)return this.copy(e);var n=this._x,i=this._y,r=this._z,a=this._w,o=a*e._w+n*e._x+i*e._y+r*e._z;if(o<0?(this._w=-e._w,this._x=-e._x,this._y=-e._y,this._z=-e._z,o=-o):this.copy(e),o>=1)return this._w=a,this._x=n,this._y=i,this._z=r,this;var s=1-o*o;if(s<=Number.EPSILON){var l=1-t;return this._w=l*a+t*this._w,this._x=l*n+t*this._x,this._y=l*i+t*this._y,this._z=l*r+t*this._z,this.normalize(),this._onChangeCallback(),this}var c=Math.sqrt(s),h=Math.atan2(c,o),u=Math.sin((1-t)*h)/c,p=Math.sin(t*h)/c;return this._w=a*u+this._w*p,this._x=n*u+this._x*p,this._y=i*u+this._y*p,this._z=r*u+this._z*p,this._onChangeCallback(),this},equals:function(e){return e._x===this._x&&e._y===this._y&&e._z===this._z&&e._w===this._w},fromArray:function(e,t){return void 0===t&&(t=0),this._x=e[t],this._y=e[t+1],this._z=e[t+2],this._w=e[t+3],this._onChangeCallback(),this},toArray:function(e,t){return void 0===e&&(e=[]),void 0===t&&(t=0),e[t]=this._x,e[t+1]=this._y,e[t+2]=this._z,e[t+3]=this._w,e},fromBufferAttribute:function(e,t){return this._x=e.getX(t),this._y=e.getY(t),this._z=e.getZ(t),this._w=e.getW(t),this},_onChange:function(e){return this._onChangeCallback=e,this},_onChangeCallback:function(){}});var O=new D,I=new C;function D(e,t,n){this.x=e||0,this.y=t||0,this.z=n||0}Object.assign(D.prototype,{isVector3:!0,set:function(e,t,n){return this.x=e,this.y=t,this.z=n,this},setScalar:function(e){return this.x=e,this.y=e,this.z=e,this},setX:function(e){return this.x=e,this},setY:function(e){return this.y=e,this},setZ:function(e){return this.z=e,this},setComponent:function(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;case 2:this.z=t;break;default:throw new Error("index is out of range: "+e)}return this},getComponent:function(e){switch(e){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error("index is out of range: "+e)}},clone:function(){return new this.constructor(this.x,this.y,this.z)},copy:function(e){return this.x=e.x,this.y=e.y,this.z=e.z,this},add:function(e,t){return void 0!==t?(console.warn("THREE.Vector3: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(e,t)):(this.x+=e.x,this.y+=e.y,this.z+=e.z,this)},addScalar:function(e){return this.x+=e,this.y+=e,this.z+=e,this},addVectors:function(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this.z=e.z+t.z,this},addScaledVector:function(e,t){return this.x+=e.x*t,this.y+=e.y*t,this.z+=e.z*t,this},sub:function(e,t){return void 0!==t?(console.warn("THREE.Vector3: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(e,t)):(this.x-=e.x,this.y-=e.y,this.z-=e.z,this)},subScalar:function(e){return this.x-=e,this.y-=e,this.z-=e,this},subVectors:function(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this.z=e.z-t.z,this},multiply:function(e,t){return void 0!==t?(console.warn("THREE.Vector3: .multiply() now only accepts one argument. Use .multiplyVectors( a, b ) instead."),this.multiplyVectors(e,t)):(this.x*=e.x,this.y*=e.y,this.z*=e.z,this)},multiplyScalar:function(e){return this.x*=e,this.y*=e,this.z*=e,this},multiplyVectors:function(e,t){return this.x=e.x*t.x,this.y=e.y*t.y,this.z=e.z*t.z,this},applyEuler:function(e){return e&&e.isEuler||console.error("THREE.Vector3: .applyEuler() now expects an Euler rotation rather than a Vector3 and order."),this.applyQuaternion(I.setFromEuler(e))},applyAxisAngle:function(e,t){return this.applyQuaternion(I.setFromAxisAngle(e,t))},applyMatrix3:function(e){var t=this.x,n=this.y,i=this.z,r=e.elements;return this.x=r[0]*t+r[3]*n+r[6]*i,this.y=r[1]*t+r[4]*n+r[7]*i,this.z=r[2]*t+r[5]*n+r[8]*i,this},applyNormalMatrix:function(e){return this.applyMatrix3(e).normalize()},applyMatrix4:function(e){var t=this.x,n=this.y,i=this.z,r=e.elements,a=1/(r[3]*t+r[7]*n+r[11]*i+r[15]);return this.x=(r[0]*t+r[4]*n+r[8]*i+r[12])*a,this.y=(r[1]*t+r[5]*n+r[9]*i+r[13])*a,this.z=(r[2]*t+r[6]*n+r[10]*i+r[14])*a,this},applyQuaternion:function(e){var t=this.x,n=this.y,i=this.z,r=e.x,a=e.y,o=e.z,s=e.w,l=s*t+a*i-o*n,c=s*n+o*t-r*i,h=s*i+r*n-a*t,u=-r*t-a*n-o*i;return this.x=l*s+u*-r+c*-o-h*-a,this.y=c*s+u*-a+h*-r-l*-o,this.z=h*s+u*-o+l*-a-c*-r,this},project:function(e){return this.applyMatrix4(e.matrixWorldInverse).applyMatrix4(e.projectionMatrix)},unproject:function(e){return this.applyMatrix4(e.projectionMatrixInverse).applyMatrix4(e.matrixWorld)},transformDirection:function(e){var t=this.x,n=this.y,i=this.z,r=e.elements;return this.x=r[0]*t+r[4]*n+r[8]*i,this.y=r[1]*t+r[5]*n+r[9]*i,this.z=r[2]*t+r[6]*n+r[10]*i,this.normalize()},divide:function(e){return this.x/=e.x,this.y/=e.y,this.z/=e.z,this},divideScalar:function(e){return this.multiplyScalar(1/e)},min:function(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this.z=Math.min(this.z,e.z),this},max:function(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this.z=Math.max(this.z,e.z),this},clamp:function(e,t){return this.x=Math.max(e.x,Math.min(t.x,this.x)),this.y=Math.max(e.y,Math.min(t.y,this.y)),this.z=Math.max(e.z,Math.min(t.z,this.z)),this},clampScalar:function(e,t){return this.x=Math.max(e,Math.min(t,this.x)),this.y=Math.max(e,Math.min(t,this.y)),this.z=Math.max(e,Math.min(t,this.z)),this},clampLength:function(e,t){var n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(e,Math.min(t,n)))},floor:function(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this},ceil:function(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this},round:function(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this},roundToZero:function(){return this.x=this.x<0?Math.ceil(this.x):Math.floor(this.x),this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y),this.z=this.z<0?Math.ceil(this.z):Math.floor(this.z),this},negate:function(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this},dot:function(e){return this.x*e.x+this.y*e.y+this.z*e.z},lengthSq:function(){return this.x*this.x+this.y*this.y+this.z*this.z},length:function(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)},manhattanLength:function(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)},normalize:function(){return this.divideScalar(this.length()||1)},setLength:function(e){return this.normalize().multiplyScalar(e)},lerp:function(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this.z+=(e.z-this.z)*t,this},lerpVectors:function(e,t,n){return this.x=e.x+(t.x-e.x)*n,this.y=e.y+(t.y-e.y)*n,this.z=e.z+(t.z-e.z)*n,this},cross:function(e,t){return void 0!==t?(console.warn("THREE.Vector3: .cross() now only accepts one argument. Use .crossVectors( a, b ) instead."),this.crossVectors(e,t)):this.crossVectors(this,e)},crossVectors:function(e,t){var n=e.x,i=e.y,r=e.z,a=t.x,o=t.y,s=t.z;return this.x=i*s-r*o,this.y=r*a-n*s,this.z=n*o-i*a,this},projectOnVector:function(e){var t=e.lengthSq();if(0===t)return this.set(0,0,0);var n=e.dot(this)/t;return this.copy(e).multiplyScalar(n)},projectOnPlane:function(e){return O.copy(this).projectOnVector(e),this.sub(O)},reflect:function(e){return this.sub(O.copy(e).multiplyScalar(2*this.dot(e)))},angleTo:function(e){var t=Math.sqrt(this.lengthSq()*e.lengthSq());if(0===t)return Math.PI/2;var n=this.dot(e)/t;return Math.acos(_.clamp(n,-1,1))},distanceTo:function(e){return Math.sqrt(this.distanceToSquared(e))},distanceToSquared:function(e){var t=this.x-e.x,n=this.y-e.y,i=this.z-e.z;return t*t+n*n+i*i},manhattanDistanceTo:function(e){return Math.abs(this.x-e.x)+Math.abs(this.y-e.y)+Math.abs(this.z-e.z)},setFromSpherical:function(e){return this.setFromSphericalCoords(e.radius,e.phi,e.theta)},setFromSphericalCoords:function(e,t,n){var i=Math.sin(t)*e;return this.x=i*Math.sin(n),this.y=Math.cos(t)*e,this.z=i*Math.cos(n),this},setFromCylindrical:function(e){return this.setFromCylindricalCoords(e.radius,e.theta,e.y)},setFromCylindricalCoords:function(e,t,n){return this.x=e*Math.sin(t),this.y=n,this.z=e*Math.cos(t),this},setFromMatrixPosition:function(e){var t=e.elements;return this.x=t[12],this.y=t[13],this.z=t[14],this},setFromMatrixScale:function(e){var t=this.setFromMatrixColumn(e,0).length(),n=this.setFromMatrixColumn(e,1).length(),i=this.setFromMatrixColumn(e,2).length();return this.x=t,this.y=n,this.z=i,this},setFromMatrixColumn:function(e,t){return this.fromArray(e.elements,4*t)},setFromMatrix3Column:function(e,t){return this.fromArray(e.elements,3*t)},equals:function(e){return e.x===this.x&&e.y===this.y&&e.z===this.z},fromArray:function(e,t){return void 0===t&&(t=0),this.x=e[t],this.y=e[t+1],this.z=e[t+2],this},toArray:function(e,t){return void 0===e&&(e=[]),void 0===t&&(t=0),e[t]=this.x,e[t+1]=this.y,e[t+2]=this.z,e},fromBufferAttribute:function(e,t,n){return void 0!==n&&console.warn("THREE.Vector3: offset has been removed from .fromBufferAttribute()."),this.x=e.getX(t),this.y=e.getY(t),this.z=e.getZ(t),this},random:function(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}});var N=new D,z=new k,U=new D(0,0,0),F=new D(1,1,1),B=new D,H=new D,G=new D;function k(){this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],arguments.length>0&&console.error("THREE.Matrix4: the constructor no longer reads arguments. use .set() instead.")}Object.assign(k.prototype,{isMatrix4:!0,set:function(e,t,n,i,r,a,o,s,l,c,h,u,p,d,f,m){var g=this.elements;return g[0]=e,g[4]=t,g[8]=n,g[12]=i,g[1]=r,g[5]=a,g[9]=o,g[13]=s,g[2]=l,g[6]=c,g[10]=h,g[14]=u,g[3]=p,g[7]=d,g[11]=f,g[15]=m,this},identity:function(){return this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1),this},clone:function(){return(new k).fromArray(this.elements)},copy:function(e){var t=this.elements,n=e.elements;return t[0]=n[0],t[1]=n[1],t[2]=n[2],t[3]=n[3],t[4]=n[4],t[5]=n[5],t[6]=n[6],t[7]=n[7],t[8]=n[8],t[9]=n[9],t[10]=n[10],t[11]=n[11],t[12]=n[12],t[13]=n[13],t[14]=n[14],t[15]=n[15],this},copyPosition:function(e){var t=this.elements,n=e.elements;return t[12]=n[12],t[13]=n[13],t[14]=n[14],this},extractBasis:function(e,t,n){return e.setFromMatrixColumn(this,0),t.setFromMatrixColumn(this,1),n.setFromMatrixColumn(this,2),this},makeBasis:function(e,t,n){return this.set(e.x,t.x,n.x,0,e.y,t.y,n.y,0,e.z,t.z,n.z,0,0,0,0,1),this},extractRotation:function(e){var t=this.elements,n=e.elements,i=1/N.setFromMatrixColumn(e,0).length(),r=1/N.setFromMatrixColumn(e,1).length(),a=1/N.setFromMatrixColumn(e,2).length();return t[0]=n[0]*i,t[1]=n[1]*i,t[2]=n[2]*i,t[3]=0,t[4]=n[4]*r,t[5]=n[5]*r,t[6]=n[6]*r,t[7]=0,t[8]=n[8]*a,t[9]=n[9]*a,t[10]=n[10]*a,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this},makeRotationFromEuler:function(e){e&&e.isEuler||console.error("THREE.Matrix4: .makeRotationFromEuler() now expects a Euler rotation rather than a Vector3 and order.");var t=this.elements,n=e.x,i=e.y,r=e.z,a=Math.cos(n),o=Math.sin(n),s=Math.cos(i),l=Math.sin(i),c=Math.cos(r),h=Math.sin(r);if("XYZ"===e.order){var u=a*c,p=a*h,d=o*c,f=o*h;t[0]=s*c,t[4]=-s*h,t[8]=l,t[1]=p+d*l,t[5]=u-f*l,t[9]=-o*s,t[2]=f-u*l,t[6]=d+p*l,t[10]=a*s}else if("YXZ"===e.order){var m=s*c,g=s*h,v=l*c,y=l*h;t[0]=m+y*o,t[4]=v*o-g,t[8]=a*l,t[1]=a*h,t[5]=a*c,t[9]=-o,t[2]=g*o-v,t[6]=y+m*o,t[10]=a*s}else if("ZXY"===e.order){m=s*c,g=s*h,v=l*c,y=l*h;t[0]=m-y*o,t[4]=-a*h,t[8]=v+g*o,t[1]=g+v*o,t[5]=a*c,t[9]=y-m*o,t[2]=-a*l,t[6]=o,t[10]=a*s}else if("ZYX"===e.order){u=a*c,p=a*h,d=o*c,f=o*h;t[0]=s*c,t[4]=d*l-p,t[8]=u*l+f,t[1]=s*h,t[5]=f*l+u,t[9]=p*l-d,t[2]=-l,t[6]=o*s,t[10]=a*s}else if("YZX"===e.order){var x=a*s,b=a*l,w=o*s,_=o*l;t[0]=s*c,t[4]=_-x*h,t[8]=w*h+b,t[1]=h,t[5]=a*c,t[9]=-o*c,t[2]=-l*c,t[6]=b*h+w,t[10]=x-_*h}else if("XZY"===e.order){x=a*s,b=a*l,w=o*s,_=o*l;t[0]=s*c,t[4]=-h,t[8]=l*c,t[1]=x*h+_,t[5]=a*c,t[9]=b*h-w,t[2]=w*h-b,t[6]=o*c,t[10]=_*h+x}return t[3]=0,t[7]=0,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this},makeRotationFromQuaternion:function(e){return this.compose(U,e,F)},lookAt:function(e,t,n){var i=this.elements;return G.subVectors(e,t),0===G.lengthSq()&&(G.z=1),G.normalize(),B.crossVectors(n,G),0===B.lengthSq()&&(1===Math.abs(n.z)?G.x+=1e-4:G.z+=1e-4,G.normalize(),B.crossVectors(n,G)),B.normalize(),H.crossVectors(G,B),i[0]=B.x,i[4]=H.x,i[8]=G.x,i[1]=B.y,i[5]=H.y,i[9]=G.y,i[2]=B.z,i[6]=H.z,i[10]=G.z,this},multiply:function(e,t){return void 0!==t?(console.warn("THREE.Matrix4: .multiply() now only accepts one argument. Use .multiplyMatrices( a, b ) instead."),this.multiplyMatrices(e,t)):this.multiplyMatrices(this,e)},premultiply:function(e){return this.multiplyMatrices(e,this)},multiplyMatrices:function(e,t){var n=e.elements,i=t.elements,r=this.elements,a=n[0],o=n[4],s=n[8],l=n[12],c=n[1],h=n[5],u=n[9],p=n[13],d=n[2],f=n[6],m=n[10],g=n[14],v=n[3],y=n[7],x=n[11],b=n[15],w=i[0],_=i[4],M=i[8],S=i[12],T=i[1],E=i[5],A=i[9],L=i[13],R=i[2],P=i[6],C=i[10],O=i[14],I=i[3],D=i[7],N=i[11],z=i[15];return r[0]=a*w+o*T+s*R+l*I,r[4]=a*_+o*E+s*P+l*D,r[8]=a*M+o*A+s*C+l*N,r[12]=a*S+o*L+s*O+l*z,r[1]=c*w+h*T+u*R+p*I,r[5]=c*_+h*E+u*P+p*D,r[9]=c*M+h*A+u*C+p*N,r[13]=c*S+h*L+u*O+p*z,r[2]=d*w+f*T+m*R+g*I,r[6]=d*_+f*E+m*P+g*D,r[10]=d*M+f*A+m*C+g*N,r[14]=d*S+f*L+m*O+g*z,r[3]=v*w+y*T+x*R+b*I,r[7]=v*_+y*E+x*P+b*D,r[11]=v*M+y*A+x*C+b*N,r[15]=v*S+y*L+x*O+b*z,this},multiplyScalar:function(e){var t=this.elements;return t[0]*=e,t[4]*=e,t[8]*=e,t[12]*=e,t[1]*=e,t[5]*=e,t[9]*=e,t[13]*=e,t[2]*=e,t[6]*=e,t[10]*=e,t[14]*=e,t[3]*=e,t[7]*=e,t[11]*=e,t[15]*=e,this},determinant:function(){var e=this.elements,t=e[0],n=e[4],i=e[8],r=e[12],a=e[1],o=e[5],s=e[9],l=e[13],c=e[2],h=e[6],u=e[10],p=e[14];return e[3]*(+r*s*h-i*l*h-r*o*u+n*l*u+i*o*p-n*s*p)+e[7]*(+t*s*p-t*l*u+r*a*u-i*a*p+i*l*c-r*s*c)+e[11]*(+t*l*h-t*o*p-r*a*h+n*a*p+r*o*c-n*l*c)+e[15]*(-i*o*c-t*s*h+t*o*u+i*a*h-n*a*u+n*s*c)},transpose:function(){var e,t=this.elements;return e=t[1],t[1]=t[4],t[4]=e,e=t[2],t[2]=t[8],t[8]=e,e=t[6],t[6]=t[9],t[9]=e,e=t[3],t[3]=t[12],t[12]=e,e=t[7],t[7]=t[13],t[13]=e,e=t[11],t[11]=t[14],t[14]=e,this},setPosition:function(e,t,n){var i=this.elements;return e.isVector3?(i[12]=e.x,i[13]=e.y,i[14]=e.z):(i[12]=e,i[13]=t,i[14]=n),this},getInverse:function(e,t){void 0!==t&&console.warn("THREE.Matrix4: .getInverse() can no longer be configured to throw on degenerate.");var n=this.elements,i=e.elements,r=i[0],a=i[1],o=i[2],s=i[3],l=i[4],c=i[5],h=i[6],u=i[7],p=i[8],d=i[9],f=i[10],m=i[11],g=i[12],v=i[13],y=i[14],x=i[15],b=d*y*u-v*f*u+v*h*m-c*y*m-d*h*x+c*f*x,w=g*f*u-p*y*u-g*h*m+l*y*m+p*h*x-l*f*x,_=p*v*u-g*d*u+g*c*m-l*v*m-p*c*x+l*d*x,M=g*d*h-p*v*h-g*c*f+l*v*f+p*c*y-l*d*y,S=r*b+a*w+o*_+s*M;if(0===S)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);var T=1/S;return n[0]=b*T,n[1]=(v*f*s-d*y*s-v*o*m+a*y*m+d*o*x-a*f*x)*T,n[2]=(c*y*s-v*h*s+v*o*u-a*y*u-c*o*x+a*h*x)*T,n[3]=(d*h*s-c*f*s-d*o*u+a*f*u+c*o*m-a*h*m)*T,n[4]=w*T,n[5]=(p*y*s-g*f*s+g*o*m-r*y*m-p*o*x+r*f*x)*T,n[6]=(g*h*s-l*y*s-g*o*u+r*y*u+l*o*x-r*h*x)*T,n[7]=(l*f*s-p*h*s+p*o*u-r*f*u-l*o*m+r*h*m)*T,n[8]=_*T,n[9]=(g*d*s-p*v*s-g*a*m+r*v*m+p*a*x-r*d*x)*T,n[10]=(l*v*s-g*c*s+g*a*u-r*v*u-l*a*x+r*c*x)*T,n[11]=(p*c*s-l*d*s-p*a*u+r*d*u+l*a*m-r*c*m)*T,n[12]=M*T,n[13]=(p*v*o-g*d*o+g*a*f-r*v*f-p*a*y+r*d*y)*T,n[14]=(g*c*o-l*v*o-g*a*h+r*v*h+l*a*y-r*c*y)*T,n[15]=(l*d*o-p*c*o+p*a*h-r*d*h-l*a*f+r*c*f)*T,this},scale:function(e){var t=this.elements,n=e.x,i=e.y,r=e.z;return t[0]*=n,t[4]*=i,t[8]*=r,t[1]*=n,t[5]*=i,t[9]*=r,t[2]*=n,t[6]*=i,t[10]*=r,t[3]*=n,t[7]*=i,t[11]*=r,this},getMaxScaleOnAxis:function(){var e=this.elements,t=e[0]*e[0]+e[1]*e[1]+e[2]*e[2],n=e[4]*e[4]+e[5]*e[5]+e[6]*e[6],i=e[8]*e[8]+e[9]*e[9]+e[10]*e[10];return Math.sqrt(Math.max(t,n,i))},makeTranslation:function(e,t,n){return this.set(1,0,0,e,0,1,0,t,0,0,1,n,0,0,0,1),this},makeRotationX:function(e){var t=Math.cos(e),n=Math.sin(e);return this.set(1,0,0,0,0,t,-n,0,0,n,t,0,0,0,0,1),this},makeRotationY:function(e){var t=Math.cos(e),n=Math.sin(e);return this.set(t,0,n,0,0,1,0,0,-n,0,t,0,0,0,0,1),this},makeRotationZ:function(e){var t=Math.cos(e),n=Math.sin(e);return this.set(t,-n,0,0,n,t,0,0,0,0,1,0,0,0,0,1),this},makeRotationAxis:function(e,t){var n=Math.cos(t),i=Math.sin(t),r=1-n,a=e.x,o=e.y,s=e.z,l=r*a,c=r*o;return this.set(l*a+n,l*o-i*s,l*s+i*o,0,l*o+i*s,c*o+n,c*s-i*a,0,l*s-i*o,c*s+i*a,r*s*s+n,0,0,0,0,1),this},makeScale:function(e,t,n){return this.set(e,0,0,0,0,t,0,0,0,0,n,0,0,0,0,1),this},makeShear:function(e,t,n){return this.set(1,t,n,0,e,1,n,0,e,t,1,0,0,0,0,1),this},compose:function(e,t,n){var i=this.elements,r=t._x,a=t._y,o=t._z,s=t._w,l=r+r,c=a+a,h=o+o,u=r*l,p=r*c,d=r*h,f=a*c,m=a*h,g=o*h,v=s*l,y=s*c,x=s*h,b=n.x,w=n.y,_=n.z;return i[0]=(1-(f+g))*b,i[1]=(p+x)*b,i[2]=(d-y)*b,i[3]=0,i[4]=(p-x)*w,i[5]=(1-(u+g))*w,i[6]=(m+v)*w,i[7]=0,i[8]=(d+y)*_,i[9]=(m-v)*_,i[10]=(1-(u+f))*_,i[11]=0,i[12]=e.x,i[13]=e.y,i[14]=e.z,i[15]=1,this},decompose:function(e,t,n){var i=this.elements,r=N.set(i[0],i[1],i[2]).length(),a=N.set(i[4],i[5],i[6]).length(),o=N.set(i[8],i[9],i[10]).length();this.determinant()<0&&(r=-r),e.x=i[12],e.y=i[13],e.z=i[14],z.copy(this);var s=1/r,l=1/a,c=1/o;return z.elements[0]*=s,z.elements[1]*=s,z.elements[2]*=s,z.elements[4]*=l,z.elements[5]*=l,z.elements[6]*=l,z.elements[8]*=c,z.elements[9]*=c,z.elements[10]*=c,t.setFromRotationMatrix(z),n.x=r,n.y=a,n.z=o,this},makePerspective:function(e,t,n,i,r,a){void 0===a&&console.warn("THREE.Matrix4: .makePerspective() has been redefined and has a new signature. Please check the docs.");var o=this.elements,s=2*r/(t-e),l=2*r/(n-i),c=(t+e)/(t-e),h=(n+i)/(n-i),u=-(a+r)/(a-r),p=-2*a*r/(a-r);return o[0]=s,o[4]=0,o[8]=c,o[12]=0,o[1]=0,o[5]=l,o[9]=h,o[13]=0,o[2]=0,o[6]=0,o[10]=u,o[14]=p,o[3]=0,o[7]=0,o[11]=-1,o[15]=0,this},makeOrthographic:function(e,t,n,i,r,a){var o=this.elements,s=1/(t-e),l=1/(n-i),c=1/(a-r),h=(t+e)*s,u=(n+i)*l,p=(a+r)*c;return o[0]=2*s,o[4]=0,o[8]=0,o[12]=-h,o[1]=0,o[5]=2*l,o[9]=0,o[13]=-u,o[2]=0,o[6]=0,o[10]=-2*c,o[14]=-p,o[3]=0,o[7]=0,o[11]=0,o[15]=1,this},equals:function(e){for(var t=this.elements,n=e.elements,i=0;i<16;i++)if(t[i]!==n[i])return!1;return!0},fromArray:function(e,t){void 0===t&&(t=0);for(var n=0;n<16;n++)this.elements[n]=e[n+t];return this},toArray:function(e,t){void 0===e&&(e=[]),void 0===t&&(t=0);var n=this.elements;return e[t]=n[0],e[t+1]=n[1],e[t+2]=n[2],e[t+3]=n[3],e[t+4]=n[4],e[t+5]=n[5],e[t+6]=n[6],e[t+7]=n[7],e[t+8]=n[8],e[t+9]=n[9],e[t+10]=n[10],e[t+11]=n[11],e[t+12]=n[12],e[t+13]=n[13],e[t+14]=n[14],e[t+15]=n[15],e}});var V=new k,j=new C;function W(e,t,n,i){this._x=e||0,this._y=t||0,this._z=n||0,this._order=i||W.DefaultOrder}function q(){this.mask=1}W.RotationOrders=["XYZ","YZX","ZXY","XZY","YXZ","ZYX"],W.DefaultOrder="XYZ",Object.defineProperties(W.prototype,{x:{get:function(){return this._x},set:function(e){this._x=e,this._onChangeCallback()}},y:{get:function(){return this._y},set:function(e){this._y=e,this._onChangeCallback()}},z:{get:function(){return this._z},set:function(e){this._z=e,this._onChangeCallback()}},order:{get:function(){return this._order},set:function(e){this._order=e,this._onChangeCallback()}}}),Object.assign(W.prototype,{isEuler:!0,set:function(e,t,n,i){return this._x=e,this._y=t,this._z=n,this._order=i||this._order,this._onChangeCallback(),this},clone:function(){return new this.constructor(this._x,this._y,this._z,this._order)},copy:function(e){return this._x=e._x,this._y=e._y,this._z=e._z,this._order=e._order,this._onChangeCallback(),this},setFromRotationMatrix:function(e,t,n){var i=_.clamp,r=e.elements,a=r[0],o=r[4],s=r[8],l=r[1],c=r[5],h=r[9],u=r[2],p=r[6],d=r[10];switch(t=t||this._order){case"XYZ":this._y=Math.asin(i(s,-1,1)),Math.abs(s)<.9999999?(this._x=Math.atan2(-h,d),this._z=Math.atan2(-o,a)):(this._x=Math.atan2(p,c),this._z=0);break;case"YXZ":this._x=Math.asin(-i(h,-1,1)),Math.abs(h)<.9999999?(this._y=Math.atan2(s,d),this._z=Math.atan2(l,c)):(this._y=Math.atan2(-u,a),this._z=0);break;case"ZXY":this._x=Math.asin(i(p,-1,1)),Math.abs(p)<.9999999?(this._y=Math.atan2(-u,d),this._z=Math.atan2(-o,c)):(this._y=0,this._z=Math.atan2(l,a));break;case"ZYX":this._y=Math.asin(-i(u,-1,1)),Math.abs(u)<.9999999?(this._x=Math.atan2(p,d),this._z=Math.atan2(l,a)):(this._x=0,this._z=Math.atan2(-o,c));break;case"YZX":this._z=Math.asin(i(l,-1,1)),Math.abs(l)<.9999999?(this._x=Math.atan2(-h,c),this._y=Math.atan2(-u,a)):(this._x=0,this._y=Math.atan2(s,d));break;case"XZY":this._z=Math.asin(-i(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(p,c),this._y=Math.atan2(s,a)):(this._x=Math.atan2(-h,d),this._y=0);break;default:console.warn("THREE.Euler: .setFromRotationMatrix() encountered an unknown order: "+t)}return this._order=t,!1!==n&&this._onChangeCallback(),this},setFromQuaternion:function(e,t,n){return V.makeRotationFromQuaternion(e),this.setFromRotationMatrix(V,t,n)},setFromVector3:function(e,t){return this.set(e.x,e.y,e.z,t||this._order)},reorder:function(e){return j.setFromEuler(this),this.setFromQuaternion(j,e)},equals:function(e){return e._x===this._x&&e._y===this._y&&e._z===this._z&&e._order===this._order},fromArray:function(e){return this._x=e[0],this._y=e[1],this._z=e[2],void 0!==e[3]&&(this._order=e[3]),this._onChangeCallback(),this},toArray:function(e,t){return void 0===e&&(e=[]),void 0===t&&(t=0),e[t]=this._x,e[t+1]=this._y,e[t+2]=this._z,e[t+3]=this._order,e},toVector3:function(e){return e?e.set(this._x,this._y,this._z):new D(this._x,this._y,this._z)},_onChange:function(e){return this._onChangeCallback=e,this},_onChangeCallback:function(){}}),Object.assign(q.prototype,{set:function(e){this.mask=1<1){for(var t=0;t1){for(var t=0;t0){i.children=[];for(s=0;s0&&(n.geometries=u),p.length>0&&(n.materials=p),d.length>0&&(n.textures=d),f.length>0&&(n.images=f),o.length>0&&(n.shapes=o)}return n.object=i,n;function m(e){var t=[];for(var n in e){var i=e[n];delete i.metadata,t.push(i)}return t}},clone:function(e){return(new this.constructor).copy(this,e)},copy:function(e,t){if(void 0===t&&(t=!0),this.name=e.name,this.up.copy(e.up),this.position.copy(e.position),this.quaternion.copy(e.quaternion),this.scale.copy(e.scale),this.matrix.copy(e.matrix),this.matrixWorld.copy(e.matrixWorld),this.matrixAutoUpdate=e.matrixAutoUpdate,this.matrixWorldNeedsUpdate=e.matrixWorldNeedsUpdate,this.layers.mask=e.layers.mask,this.visible=e.visible,this.castShadow=e.castShadow,this.receiveShadow=e.receiveShadow,this.frustumCulled=e.frustumCulled,this.renderOrder=e.renderOrder,this.userData=JSON.parse(JSON.stringify(e.userData)),!0===t)for(var n=0;ns)return!1}return!0}Object.assign(we.prototype,{isBox3:!0,set:function(e,t){return this.min.copy(e),this.max.copy(t),this},setFromArray:function(e){for(var t=1/0,n=1/0,i=1/0,r=-1/0,a=-1/0,o=-1/0,s=0,l=e.length;sr&&(r=c),h>a&&(a=h),u>o&&(o=u)}return this.min.set(t,n,i),this.max.set(r,a,o),this},setFromBufferAttribute:function(e){for(var t=1/0,n=1/0,i=1/0,r=-1/0,a=-1/0,o=-1/0,s=0,l=e.count;sr&&(r=c),h>a&&(a=h),u>o&&(o=u)}return this.min.set(t,n,i),this.max.set(r,a,o),this},setFromPoints:function(e){this.makeEmpty();for(var t=0,n=e.length;tthis.max.x||e.ythis.max.y||e.zthis.max.z)},containsBox:function(e){return this.min.x<=e.min.x&&e.max.x<=this.max.x&&this.min.y<=e.min.y&&e.max.y<=this.max.y&&this.min.z<=e.min.z&&e.max.z<=this.max.z},getParameter:function(e,t){return void 0===t&&(console.warn("THREE.Box3: .getParameter() target is now required"),t=new D),t.set((e.x-this.min.x)/(this.max.x-this.min.x),(e.y-this.min.y)/(this.max.y-this.min.y),(e.z-this.min.z)/(this.max.z-this.min.z))},intersectsBox:function(e){return!(e.max.xthis.max.x||e.max.ythis.max.y||e.max.zthis.max.z)},intersectsSphere:function(e){return this.clampPoint(e.center,ce),ce.distanceToSquared(e.center)<=e.radius*e.radius},intersectsPlane:function(e){var t,n;return e.normal.x>0?(t=e.normal.x*this.min.x,n=e.normal.x*this.max.x):(t=e.normal.x*this.max.x,n=e.normal.x*this.min.x),e.normal.y>0?(t+=e.normal.y*this.min.y,n+=e.normal.y*this.max.y):(t+=e.normal.y*this.max.y,n+=e.normal.y*this.min.y),e.normal.z>0?(t+=e.normal.z*this.min.z,n+=e.normal.z*this.max.z):(t+=e.normal.z*this.max.z,n+=e.normal.z*this.min.z),t<=-e.constant&&n>=-e.constant},intersectsTriangle:function(e){if(this.isEmpty())return!1;this.getCenter(ve),ye.subVectors(this.max,ve),ue.subVectors(e.a,ve),pe.subVectors(e.b,ve),de.subVectors(e.c,ve),fe.subVectors(pe,ue),me.subVectors(de,pe),ge.subVectors(ue,de);var t=[0,-fe.z,fe.y,0,-me.z,me.y,0,-ge.z,ge.y,fe.z,0,-fe.x,me.z,0,-me.x,ge.z,0,-ge.x,-fe.y,fe.x,0,-me.y,me.x,0,-ge.y,ge.x,0];return!!_e(t,ue,pe,de,ye)&&(!!_e(t=[1,0,0,0,1,0,0,0,1],ue,pe,de,ye)&&(xe.crossVectors(fe,me),_e(t=[xe.x,xe.y,xe.z],ue,pe,de,ye)))},clampPoint:function(e,t){return void 0===t&&(console.warn("THREE.Box3: .clampPoint() target is now required"),t=new D),t.copy(e).clamp(this.min,this.max)},distanceToPoint:function(e){return ce.copy(e).clamp(this.min,this.max).sub(e).length()},getBoundingSphere:function(e){return void 0===e&&console.error("THREE.Box3: .getBoundingSphere() target is now required"),this.getCenter(e.center),e.radius=.5*this.getSize(ce).length(),e},intersect:function(e){return this.min.max(e.min),this.max.min(e.max),this.isEmpty()&&this.makeEmpty(),this},union:function(e){return this.min.min(e.min),this.max.max(e.max),this},applyMatrix4:function(e){return this.isEmpty()||(le[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(e),le[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(e),le[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(e),le[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(e),le[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(e),le[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(e),le[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(e),le[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(e),this.setFromPoints(le)),this},translate:function(e){return this.min.add(e),this.max.add(e),this},equals:function(e){return e.min.equals(this.min)&&e.max.equals(this.max)}});var Me=new we;function Se(e,t){this.center=void 0!==e?e:new D,this.radius=void 0!==t?t:-1}Object.assign(Se.prototype,{set:function(e,t){return this.center.copy(e),this.radius=t,this},setFromPoints:function(e,t){var n=this.center;void 0!==t?n.copy(t):Me.setFromPoints(e).getCenter(n);for(var i=0,r=0,a=e.length;rthis.radius*this.radius&&(t.sub(this.center).normalize(),t.multiplyScalar(this.radius).add(this.center)),t},getBoundingBox:function(e){return void 0===e&&(console.warn("THREE.Sphere: .getBoundingBox() target is now required"),e=new we),this.isEmpty()?(e.makeEmpty(),e):(e.set(this.center,this.center),e.expandByScalar(this.radius),e)},applyMatrix4:function(e){return this.center.applyMatrix4(e),this.radius=this.radius*e.getMaxScaleOnAxis(),this},translate:function(e){return this.center.add(e),this},equals:function(e){return e.center.equals(this.center)&&e.radius===this.radius}});var Te=new D,Ee=new D,Ae=new D,Le=new D,Re=new D,Pe=new D,Ce=new D;function Oe(e,t){this.origin=void 0!==e?e:new D,this.direction=void 0!==t?t:new D(0,0,-1)}Object.assign(Oe.prototype,{set:function(e,t){return this.origin.copy(e),this.direction.copy(t),this},clone:function(){return(new this.constructor).copy(this)},copy:function(e){return this.origin.copy(e.origin),this.direction.copy(e.direction),this},at:function(e,t){return void 0===t&&(console.warn("THREE.Ray: .at() target is now required"),t=new D),t.copy(this.direction).multiplyScalar(e).add(this.origin)},lookAt:function(e){return this.direction.copy(e).sub(this.origin).normalize(),this},recast:function(e){return this.origin.copy(this.at(e,Te)),this},closestPointToPoint:function(e,t){void 0===t&&(console.warn("THREE.Ray: .closestPointToPoint() target is now required"),t=new D),t.subVectors(e,this.origin);var n=t.dot(this.direction);return n<0?t.copy(this.origin):t.copy(this.direction).multiplyScalar(n).add(this.origin)},distanceToPoint:function(e){return Math.sqrt(this.distanceSqToPoint(e))},distanceSqToPoint:function(e){var t=Te.subVectors(e,this.origin).dot(this.direction);return t<0?this.origin.distanceToSquared(e):(Te.copy(this.direction).multiplyScalar(t).add(this.origin),Te.distanceToSquared(e))},distanceSqToSegment:function(e,t,n,i){Ee.copy(e).add(t).multiplyScalar(.5),Ae.copy(t).sub(e).normalize(),Le.copy(this.origin).sub(Ee);var r,a,o,s,l=.5*e.distanceTo(t),c=-this.direction.dot(Ae),h=Le.dot(this.direction),u=-Le.dot(Ae),p=Le.lengthSq(),d=Math.abs(1-c*c);if(d>0)if(a=c*h-u,s=l*d,(r=c*u-h)>=0)if(a>=-s)if(a<=s){var f=1/d;o=(r*=f)*(r+c*(a*=f)+2*h)+a*(c*r+a+2*u)+p}else a=l,o=-(r=Math.max(0,-(c*a+h)))*r+a*(a+2*u)+p;else a=-l,o=-(r=Math.max(0,-(c*a+h)))*r+a*(a+2*u)+p;else a<=-s?o=-(r=Math.max(0,-(-c*l+h)))*r+(a=r>0?-l:Math.min(Math.max(-l,-u),l))*(a+2*u)+p:a<=s?(r=0,o=(a=Math.min(Math.max(-l,-u),l))*(a+2*u)+p):o=-(r=Math.max(0,-(c*l+h)))*r+(a=r>0?l:Math.min(Math.max(-l,-u),l))*(a+2*u)+p;else a=c>0?-l:l,o=-(r=Math.max(0,-(c*a+h)))*r+a*(a+2*u)+p;return n&&n.copy(this.direction).multiplyScalar(r).add(this.origin),i&&i.copy(Ae).multiplyScalar(a).add(Ee),o},intersectSphere:function(e,t){Te.subVectors(e.center,this.origin);var n=Te.dot(this.direction),i=Te.dot(Te)-n*n,r=e.radius*e.radius;if(i>r)return null;var a=Math.sqrt(r-i),o=n-a,s=n+a;return o<0&&s<0?null:o<0?this.at(s,t):this.at(o,t)},intersectsSphere:function(e){return this.distanceSqToPoint(e.center)<=e.radius*e.radius},distanceToPlane:function(e){var t=e.normal.dot(this.direction);if(0===t)return 0===e.distanceToPoint(this.origin)?0:null;var n=-(this.origin.dot(e.normal)+e.constant)/t;return n>=0?n:null},intersectPlane:function(e,t){var n=this.distanceToPlane(e);return null===n?null:this.at(n,t)},intersectsPlane:function(e){var t=e.distanceToPoint(this.origin);return 0===t||e.normal.dot(this.direction)*t<0},intersectBox:function(e,t){var n,i,r,a,o,s,l=1/this.direction.x,c=1/this.direction.y,h=1/this.direction.z,u=this.origin;return l>=0?(n=(e.min.x-u.x)*l,i=(e.max.x-u.x)*l):(n=(e.max.x-u.x)*l,i=(e.min.x-u.x)*l),c>=0?(r=(e.min.y-u.y)*c,a=(e.max.y-u.y)*c):(r=(e.max.y-u.y)*c,a=(e.min.y-u.y)*c),n>a||r>i?null:((r>n||n!=n)&&(n=r),(a=0?(o=(e.min.z-u.z)*h,s=(e.max.z-u.z)*h):(o=(e.max.z-u.z)*h,s=(e.min.z-u.z)*h),n>s||o>i?null:((o>n||n!=n)&&(n=o),(s=0?n:i,t)))},intersectsBox:function(e){return null!==this.intersectBox(e,Te)},intersectTriangle:function(e,t,n,i,r){Re.subVectors(t,e),Pe.subVectors(n,e),Ce.crossVectors(Re,Pe);var a,o=this.direction.dot(Ce);if(o>0){if(i)return null;a=1}else{if(!(o<0))return null;a=-1,o=-o}Le.subVectors(this.origin,e);var s=a*this.direction.dot(Pe.crossVectors(Le,Pe));if(s<0)return null;var l=a*this.direction.dot(Re.cross(Le));if(l<0)return null;if(s+l>o)return null;var c=-a*Le.dot(Ce);return c<0?null:this.at(c/o,r)},applyMatrix4:function(e){return this.origin.applyMatrix4(e),this.direction.transformDirection(e),this},equals:function(e){return e.origin.equals(this.origin)&&e.direction.equals(this.direction)}});var Ie=new D,De=new D,Ne=new S;function ze(e,t){this.normal=void 0!==e?e:new D(1,0,0),this.constant=void 0!==t?t:0}Object.assign(ze.prototype,{isPlane:!0,set:function(e,t){return this.normal.copy(e),this.constant=t,this},setComponents:function(e,t,n,i){return this.normal.set(e,t,n),this.constant=i,this},setFromNormalAndCoplanarPoint:function(e,t){return this.normal.copy(e),this.constant=-t.dot(this.normal),this},setFromCoplanarPoints:function(e,t,n){var i=Ie.subVectors(n,t).cross(De.subVectors(e,t)).normalize();return this.setFromNormalAndCoplanarPoint(i,e),this},clone:function(){return(new this.constructor).copy(this)},copy:function(e){return this.normal.copy(e.normal),this.constant=e.constant,this},normalize:function(){var e=1/this.normal.length();return this.normal.multiplyScalar(e),this.constant*=e,this},negate:function(){return this.constant*=-1,this.normal.negate(),this},distanceToPoint:function(e){return this.normal.dot(e)+this.constant},distanceToSphere:function(e){return this.distanceToPoint(e.center)-e.radius},projectPoint:function(e,t){return void 0===t&&(console.warn("THREE.Plane: .projectPoint() target is now required"),t=new D),t.copy(this.normal).multiplyScalar(-this.distanceToPoint(e)).add(e)},intersectLine:function(e,t){void 0===t&&(console.warn("THREE.Plane: .intersectLine() target is now required"),t=new D);var n=e.delta(Ie),i=this.normal.dot(n);if(0===i)return 0===this.distanceToPoint(e.start)?t.copy(e.start):void 0;var r=-(e.start.dot(this.normal)+this.constant)/i;return r<0||r>1?void 0:t.copy(n).multiplyScalar(r).add(e.start)},intersectsLine:function(e){var t=this.distanceToPoint(e.start),n=this.distanceToPoint(e.end);return t<0&&n>0||n<0&&t>0},intersectsBox:function(e){return e.intersectsPlane(this)},intersectsSphere:function(e){return e.intersectsPlane(this)},coplanarPoint:function(e){return void 0===e&&(console.warn("THREE.Plane: .coplanarPoint() target is now required"),e=new D),e.copy(this.normal).multiplyScalar(-this.constant)},applyMatrix4:function(e,t){var n=t||Ne.getNormalMatrix(e),i=this.coplanarPoint(Ie).applyMatrix4(e),r=this.normal.applyMatrix3(n).normalize();return this.constant=-i.dot(r),this},translate:function(e){return this.constant-=e.dot(this.normal),this},equals:function(e){return e.normal.equals(this.normal)&&e.constant===this.constant}});var Ue=new D,Fe=new D,Be=new D,He=new D,Ge=new D,ke=new D,Ve=new D,je=new D,We=new D,qe=new D;function Xe(e,t,n){this.a=void 0!==e?e:new D,this.b=void 0!==t?t:new D,this.c=void 0!==n?n:new D}Object.assign(Xe,{getNormal:function(e,t,n,i){void 0===i&&(console.warn("THREE.Triangle: .getNormal() target is now required"),i=new D),i.subVectors(n,t),Ue.subVectors(e,t),i.cross(Ue);var r=i.lengthSq();return r>0?i.multiplyScalar(1/Math.sqrt(r)):i.set(0,0,0)},getBarycoord:function(e,t,n,i,r){Ue.subVectors(i,t),Fe.subVectors(n,t),Be.subVectors(e,t);var a=Ue.dot(Ue),o=Ue.dot(Fe),s=Ue.dot(Be),l=Fe.dot(Fe),c=Fe.dot(Be),h=a*l-o*o;if(void 0===r&&(console.warn("THREE.Triangle: .getBarycoord() target is now required"),r=new D),0===h)return r.set(-2,-1,-1);var u=1/h,p=(l*s-o*c)*u,d=(a*c-o*s)*u;return r.set(1-p-d,d,p)},containsPoint:function(e,t,n,i){return Xe.getBarycoord(e,t,n,i,He),He.x>=0&&He.y>=0&&He.x+He.y<=1},getUV:function(e,t,n,i,r,a,o,s){return this.getBarycoord(e,t,n,i,He),s.set(0,0),s.addScaledVector(r,He.x),s.addScaledVector(a,He.y),s.addScaledVector(o,He.z),s},isFrontFacing:function(e,t,n,i){return Ue.subVectors(n,t),Fe.subVectors(e,t),Ue.cross(Fe).dot(i)<0}}),Object.assign(Xe.prototype,{set:function(e,t,n){return this.a.copy(e),this.b.copy(t),this.c.copy(n),this},setFromPointsAndIndices:function(e,t,n,i){return this.a.copy(e[t]),this.b.copy(e[n]),this.c.copy(e[i]),this},clone:function(){return(new this.constructor).copy(this)},copy:function(e){return this.a.copy(e.a),this.b.copy(e.b),this.c.copy(e.c),this},getArea:function(){return Ue.subVectors(this.c,this.b),Fe.subVectors(this.a,this.b),.5*Ue.cross(Fe).length()},getMidpoint:function(e){return void 0===e&&(console.warn("THREE.Triangle: .getMidpoint() target is now required"),e=new D),e.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)},getNormal:function(e){return Xe.getNormal(this.a,this.b,this.c,e)},getPlane:function(e){return void 0===e&&(console.warn("THREE.Triangle: .getPlane() target is now required"),e=new ze),e.setFromCoplanarPoints(this.a,this.b,this.c)},getBarycoord:function(e,t){return Xe.getBarycoord(e,this.a,this.b,this.c,t)},getUV:function(e,t,n,i,r){return Xe.getUV(e,this.a,this.b,this.c,t,n,i,r)},containsPoint:function(e){return Xe.containsPoint(e,this.a,this.b,this.c)},isFrontFacing:function(e){return Xe.isFrontFacing(this.a,this.b,this.c,e)},intersectsBox:function(e){return e.intersectsTriangle(this)},closestPointToPoint:function(e,t){void 0===t&&(console.warn("THREE.Triangle: .closestPointToPoint() target is now required"),t=new D);var n,i,r=this.a,a=this.b,o=this.c;Ge.subVectors(a,r),ke.subVectors(o,r),je.subVectors(e,r);var s=Ge.dot(je),l=ke.dot(je);if(s<=0&&l<=0)return t.copy(r);We.subVectors(e,a);var c=Ge.dot(We),h=ke.dot(We);if(c>=0&&h<=c)return t.copy(a);var u=s*h-c*l;if(u<=0&&s>=0&&c<=0)return n=s/(s-c),t.copy(r).addScaledVector(Ge,n);qe.subVectors(e,o);var p=Ge.dot(qe),d=ke.dot(qe);if(d>=0&&p<=d)return t.copy(o);var f=p*l-s*d;if(f<=0&&l>=0&&d<=0)return i=l/(l-d),t.copy(r).addScaledVector(ke,i);var m=c*d-p*h;if(m<=0&&h-c>=0&&p-d>=0)return Ve.subVectors(o,a),i=(h-c)/(h-c+(p-d)),t.copy(a).addScaledVector(Ve,i);var g=1/(m+f+u);return n=f*g,i=u*g,t.copy(r).addScaledVector(Ge,n).addScaledVector(ke,i)},equals:function(e){return e.a.equals(this.a)&&e.b.equals(this.b)&&e.c.equals(this.c)}});var Ye={aliceblue:15792383,antiquewhite:16444375,aqua:65535,aquamarine:8388564,azure:15794175,beige:16119260,bisque:16770244,black:0,blanchedalmond:16772045,blue:255,blueviolet:9055202,brown:10824234,burlywood:14596231,cadetblue:6266528,chartreuse:8388352,chocolate:13789470,coral:16744272,cornflowerblue:6591981,cornsilk:16775388,crimson:14423100,cyan:65535,darkblue:139,darkcyan:35723,darkgoldenrod:12092939,darkgray:11119017,darkgreen:25600,darkgrey:11119017,darkkhaki:12433259,darkmagenta:9109643,darkolivegreen:5597999,darkorange:16747520,darkorchid:10040012,darkred:9109504,darksalmon:15308410,darkseagreen:9419919,darkslateblue:4734347,darkslategray:3100495,darkslategrey:3100495,darkturquoise:52945,darkviolet:9699539,deeppink:16716947,deepskyblue:49151,dimgray:6908265,dimgrey:6908265,dodgerblue:2003199,firebrick:11674146,floralwhite:16775920,forestgreen:2263842,fuchsia:16711935,gainsboro:14474460,ghostwhite:16316671,gold:16766720,goldenrod:14329120,gray:8421504,green:32768,greenyellow:11403055,grey:8421504,honeydew:15794160,hotpink:16738740,indianred:13458524,indigo:4915330,ivory:16777200,khaki:15787660,lavender:15132410,lavenderblush:16773365,lawngreen:8190976,lemonchiffon:16775885,lightblue:11393254,lightcoral:15761536,lightcyan:14745599,lightgoldenrodyellow:16448210,lightgray:13882323,lightgreen:9498256,lightgrey:13882323,lightpink:16758465,lightsalmon:16752762,lightseagreen:2142890,lightskyblue:8900346,lightslategray:7833753,lightslategrey:7833753,lightsteelblue:11584734,lightyellow:16777184,lime:65280,limegreen:3329330,linen:16445670,magenta:16711935,maroon:8388608,mediumaquamarine:6737322,mediumblue:205,mediumorchid:12211667,mediumpurple:9662683,mediumseagreen:3978097,mediumslateblue:8087790,mediumspringgreen:64154,mediumturquoise:4772300,mediumvioletred:13047173,midnightblue:1644912,mintcream:16121850,mistyrose:16770273,moccasin:16770229,navajowhite:16768685,navy:128,oldlace:16643558,olive:8421376,olivedrab:7048739,orange:16753920,orangered:16729344,orchid:14315734,palegoldenrod:15657130,palegreen:10025880,paleturquoise:11529966,palevioletred:14381203,papayawhip:16773077,peachpuff:16767673,peru:13468991,pink:16761035,plum:14524637,powderblue:11591910,purple:8388736,rebeccapurple:6697881,red:16711680,rosybrown:12357519,royalblue:4286945,saddlebrown:9127187,salmon:16416882,sandybrown:16032864,seagreen:3050327,seashell:16774638,sienna:10506797,silver:12632256,skyblue:8900331,slateblue:6970061,slategray:7372944,slategrey:7372944,snow:16775930,springgreen:65407,steelblue:4620980,tan:13808780,teal:32896,thistle:14204888,tomato:16737095,turquoise:4251856,violet:15631086,wheat:16113331,white:16777215,whitesmoke:16119285,yellow:16776960,yellowgreen:10145074},Je={h:0,s:0,l:0},Ze={h:0,s:0,l:0};function Ke(e,t,n){return void 0===t&&void 0===n?this.set(e):this.setRGB(e,t,n)}function Qe(e,t,n){return n<0&&(n+=1),n>1&&(n-=1),n<1/6?e+6*(t-e)*n:n<.5?t:n<2/3?e+6*(t-e)*(2/3-n):e}function $e(e){return e<.04045?.0773993808*e:Math.pow(.9478672986*e+.0521327014,2.4)}function et(e){return e<.0031308?12.92*e:1.055*Math.pow(e,.41666)-.055}function tt(e,t,n,i,r,a){this.a=e,this.b=t,this.c=n,this.normal=i&&i.isVector3?i:new D,this.vertexNormals=Array.isArray(i)?i:[],this.color=r&&r.isColor?r:new Ke,this.vertexColors=Array.isArray(r)?r:[],this.materialIndex=void 0!==a?a:0}Object.assign(Ke.prototype,{isColor:!0,r:1,g:1,b:1,set:function(e){return e&&e.isColor?this.copy(e):"number"==typeof e?this.setHex(e):"string"==typeof e&&this.setStyle(e),this},setScalar:function(e){return this.r=e,this.g=e,this.b=e,this},setHex:function(e){return e=Math.floor(e),this.r=(e>>16&255)/255,this.g=(e>>8&255)/255,this.b=(255&e)/255,this},setRGB:function(e,t,n){return this.r=e,this.g=t,this.b=n,this},setHSL:function(e,t,n){if(e=_.euclideanModulo(e,1),t=_.clamp(t,0,1),n=_.clamp(n,0,1),0===t)this.r=this.g=this.b=n;else{var i=n<=.5?n*(1+t):n+t-n*t,r=2*n-i;this.r=Qe(r,i,e+1/3),this.g=Qe(r,i,e),this.b=Qe(r,i,e-1/3)}return this},setStyle:function(e){function t(t){void 0!==t&&parseFloat(t)<1&&console.warn("THREE.Color: Alpha component of "+e+" will be ignored.")}var n;if(n=/^((?:rgb|hsl)a?)\(\s*([^\)]*)\)/.exec(e)){var i,r=n[1],a=n[2];switch(r){case"rgb":case"rgba":if(i=/^(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(a))return this.r=Math.min(255,parseInt(i[1],10))/255,this.g=Math.min(255,parseInt(i[2],10))/255,this.b=Math.min(255,parseInt(i[3],10))/255,t(i[5]),this;if(i=/^(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(a))return this.r=Math.min(100,parseInt(i[1],10))/100,this.g=Math.min(100,parseInt(i[2],10))/100,this.b=Math.min(100,parseInt(i[3],10))/100,t(i[5]),this;break;case"hsl":case"hsla":if(i=/^([0-9]*\.?[0-9]+)\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(a)){var o=parseFloat(i[1])/360,s=parseInt(i[2],10)/100,l=parseInt(i[3],10)/100;return t(i[5]),this.setHSL(o,s,l)}}}else if(n=/^\#([A-Fa-f0-9]+)$/.exec(e)){var c=n[1],h=c.length;if(3===h)return this.r=parseInt(c.charAt(0)+c.charAt(0),16)/255,this.g=parseInt(c.charAt(1)+c.charAt(1),16)/255,this.b=parseInt(c.charAt(2)+c.charAt(2),16)/255,this;if(6===h)return this.r=parseInt(c.charAt(0)+c.charAt(1),16)/255,this.g=parseInt(c.charAt(2)+c.charAt(3),16)/255,this.b=parseInt(c.charAt(4)+c.charAt(5),16)/255,this}return e&&e.length>0?this.setColorName(e):this},setColorName:function(e){var t=Ye[e];return void 0!==t?this.setHex(t):console.warn("THREE.Color: Unknown color "+e),this},clone:function(){return new this.constructor(this.r,this.g,this.b)},copy:function(e){return this.r=e.r,this.g=e.g,this.b=e.b,this},copyGammaToLinear:function(e,t){return void 0===t&&(t=2),this.r=Math.pow(e.r,t),this.g=Math.pow(e.g,t),this.b=Math.pow(e.b,t),this},copyLinearToGamma:function(e,t){void 0===t&&(t=2);var n=t>0?1/t:1;return this.r=Math.pow(e.r,n),this.g=Math.pow(e.g,n),this.b=Math.pow(e.b,n),this},convertGammaToLinear:function(e){return this.copyGammaToLinear(this,e),this},convertLinearToGamma:function(e){return this.copyLinearToGamma(this,e),this},copySRGBToLinear:function(e){return this.r=$e(e.r),this.g=$e(e.g),this.b=$e(e.b),this},copyLinearToSRGB:function(e){return this.r=et(e.r),this.g=et(e.g),this.b=et(e.b),this},convertSRGBToLinear:function(){return this.copySRGBToLinear(this),this},convertLinearToSRGB:function(){return this.copyLinearToSRGB(this),this},getHex:function(){return 255*this.r<<16^255*this.g<<8^255*this.b<<0},getHexString:function(){return("000000"+this.getHex().toString(16)).slice(-6)},getHSL:function(e){void 0===e&&(console.warn("THREE.Color: .getHSL() target is now required"),e={h:0,s:0,l:0});var t,n,i=this.r,r=this.g,a=this.b,o=Math.max(i,r,a),s=Math.min(i,r,a),l=(s+o)/2;if(s===o)t=0,n=0;else{var c=o-s;switch(n=l<=.5?c/(o+s):c/(2-o-s),o){case i:t=(r-a)/c+(r0&&(n.alphaTest=this.alphaTest),!0===this.premultipliedAlpha&&(n.premultipliedAlpha=this.premultipliedAlpha),!0===this.wireframe&&(n.wireframe=this.wireframe),this.wireframeLinewidth>1&&(n.wireframeLinewidth=this.wireframeLinewidth),"round"!==this.wireframeLinecap&&(n.wireframeLinecap=this.wireframeLinecap),"round"!==this.wireframeLinejoin&&(n.wireframeLinejoin=this.wireframeLinejoin),!0===this.morphTargets&&(n.morphTargets=!0),!0===this.morphNormals&&(n.morphNormals=!0),!0===this.skinning&&(n.skinning=!0),!1===this.visible&&(n.visible=!1),!1===this.toneMapped&&(n.toneMapped=!1),"{}"!==JSON.stringify(this.userData)&&(n.userData=this.userData),t){var r=i(e.textures),a=i(e.images);r.length>0&&(n.textures=r),a.length>0&&(n.images=a)}return n},clone:function(){return(new this.constructor).copy(this)},copy:function(e){this.name=e.name,this.fog=e.fog,this.blending=e.blending,this.side=e.side,this.flatShading=e.flatShading,this.vertexColors=e.vertexColors,this.opacity=e.opacity,this.transparent=e.transparent,this.blendSrc=e.blendSrc,this.blendDst=e.blendDst,this.blendEquation=e.blendEquation,this.blendSrcAlpha=e.blendSrcAlpha,this.blendDstAlpha=e.blendDstAlpha,this.blendEquationAlpha=e.blendEquationAlpha,this.depthFunc=e.depthFunc,this.depthTest=e.depthTest,this.depthWrite=e.depthWrite,this.stencilWriteMask=e.stencilWriteMask,this.stencilFunc=e.stencilFunc,this.stencilRef=e.stencilRef,this.stencilFuncMask=e.stencilFuncMask,this.stencilFail=e.stencilFail,this.stencilZFail=e.stencilZFail,this.stencilZPass=e.stencilZPass,this.stencilWrite=e.stencilWrite;var t=e.clippingPlanes,n=null;if(null!==t){var i=t.length;n=new Array(i);for(var r=0;r!==i;++r)n[r]=t[r].clone()}return this.clippingPlanes=n,this.clipIntersection=e.clipIntersection,this.clipShadows=e.clipShadows,this.shadowSide=e.shadowSide,this.colorWrite=e.colorWrite,this.precision=e.precision,this.polygonOffset=e.polygonOffset,this.polygonOffsetFactor=e.polygonOffsetFactor,this.polygonOffsetUnits=e.polygonOffsetUnits,this.dithering=e.dithering,this.alphaTest=e.alphaTest,this.premultipliedAlpha=e.premultipliedAlpha,this.visible=e.visible,this.toneMapped=e.toneMapped,this.userData=JSON.parse(JSON.stringify(e.userData)),this},dispose:function(){this.dispatchEvent({type:"dispose"})}}),Object.defineProperty(it.prototype,"needsUpdate",{set:function(e){!0===e&&this.version++}}),rt.prototype=Object.create(it.prototype),rt.prototype.constructor=rt,rt.prototype.isMeshBasicMaterial=!0,rt.prototype.copy=function(e){return it.prototype.copy.call(this,e),this.color.copy(e.color),this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.combine=e.combine,this.reflectivity=e.reflectivity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.skinning=e.skinning,this.morphTargets=e.morphTargets,this};var at=new D;function ot(e,t,n){if(Array.isArray(e))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.name="",this.array=e,this.itemSize=t,this.count=void 0!==e?e.length/t:0,this.normalized=!0===n,this.usage=35044,this.updateRange={offset:0,count:-1},this.version=0}function st(e,t,n){ot.call(this,new Int8Array(e),t,n)}function lt(e,t,n){ot.call(this,new Uint8Array(e),t,n)}function ct(e,t,n){ot.call(this,new Uint8ClampedArray(e),t,n)}function ht(e,t,n){ot.call(this,new Int16Array(e),t,n)}function ut(e,t,n){ot.call(this,new Uint16Array(e),t,n)}function pt(e,t,n){ot.call(this,new Int32Array(e),t,n)}function dt(e,t,n){ot.call(this,new Uint32Array(e),t,n)}function ft(e,t,n){ot.call(this,new Float32Array(e),t,n)}function mt(e,t,n){ot.call(this,new Float64Array(e),t,n)}function gt(){this.vertices=[],this.normals=[],this.colors=[],this.uvs=[],this.uvs2=[],this.groups=[],this.morphTargets={},this.skinWeights=[],this.skinIndices=[],this.boundingBox=null,this.boundingSphere=null,this.verticesNeedUpdate=!1,this.normalsNeedUpdate=!1,this.colorsNeedUpdate=!1,this.uvsNeedUpdate=!1,this.groupsNeedUpdate=!1}function vt(e){if(0===e.length)return-1/0;let t=e[0];for(let n=1,i=e.length;nt&&(t=e[n]);return t}Object.defineProperty(ot.prototype,"needsUpdate",{set:function(e){!0===e&&this.version++}}),Object.assign(ot.prototype,{isBufferAttribute:!0,onUploadCallback:function(){},setUsage:function(e){return this.usage=e,this},copy:function(e){return this.name=e.name,this.array=new e.array.constructor(e.array),this.itemSize=e.itemSize,this.count=e.count,this.normalized=e.normalized,this.usage=e.usage,this},copyAt:function(e,t,n){e*=this.itemSize,n*=t.itemSize;for(var i=0,r=this.itemSize;i0,o=r[1]&&r[1].length>0,s=e.morphTargets,l=s.length;if(l>0){t=[];for(var c=0;c0){h=[];for(c=0;c0&&0===n.length&&console.error("THREE.DirectGeometry: Faceless geometries are not supported.");for(c=0;c65535?dt:ut)(e,1):this.index=e},getAttribute:function(e){return this.attributes[e]},setAttribute:function(e,t){return this.attributes[e]=t,this},deleteAttribute:function(e){return delete this.attributes[e],this},addGroup:function(e,t,n){this.groups.push({start:e,count:t,materialIndex:void 0!==n?n:0})},clearGroups:function(){this.groups=[]},setDrawRange:function(e,t){this.drawRange.start=e,this.drawRange.count=t},applyMatrix4:function(e){var t=this.attributes.position;void 0!==t&&(t.applyMatrix4(e),t.needsUpdate=!0);var n=this.attributes.normal;if(void 0!==n){var i=(new S).getNormalMatrix(e);n.applyNormalMatrix(i),n.needsUpdate=!0}var r=this.attributes.tangent;return void 0!==r&&(r.transformDirection(e),r.needsUpdate=!0),null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this},rotateX:function(e){return xt.makeRotationX(e),this.applyMatrix4(xt),this},rotateY:function(e){return xt.makeRotationY(e),this.applyMatrix4(xt),this},rotateZ:function(e){return xt.makeRotationZ(e),this.applyMatrix4(xt),this},translate:function(e,t,n){return xt.makeTranslation(e,t,n),this.applyMatrix4(xt),this},scale:function(e,t,n){return xt.makeScale(e,t,n),this.applyMatrix4(xt),this},lookAt:function(e){return bt.lookAt(e),bt.updateMatrix(),this.applyMatrix4(bt.matrix),this},center:function(){return this.computeBoundingBox(),this.boundingBox.getCenter(wt).negate(),this.translate(wt.x,wt.y,wt.z),this},setFromObject:function(e){var t=e.geometry;if(e.isPoints||e.isLine){var n=new ft(3*t.vertices.length,3),i=new ft(3*t.colors.length,3);if(this.setAttribute("position",n.copyVector3sArray(t.vertices)),this.setAttribute("color",i.copyColorsArray(t.colors)),t.lineDistances&&t.lineDistances.length===t.vertices.length){var r=new ft(t.lineDistances.length,1);this.setAttribute("lineDistance",r.copyArray(t.lineDistances))}null!==t.boundingSphere&&(this.boundingSphere=t.boundingSphere.clone()),null!==t.boundingBox&&(this.boundingBox=t.boundingBox.clone())}else e.isMesh&&t&&t.isGeometry&&this.fromGeometry(t);return this},setFromPoints:function(e){for(var t=[],n=0,i=e.length;n0){var n=new Float32Array(3*e.normals.length);this.setAttribute("normal",new ot(n,3).copyVector3sArray(e.normals))}if(e.colors.length>0){var i=new Float32Array(3*e.colors.length);this.setAttribute("color",new ot(i,3).copyColorsArray(e.colors))}if(e.uvs.length>0){var r=new Float32Array(2*e.uvs.length);this.setAttribute("uv",new ot(r,2).copyVector2sArray(e.uvs))}if(e.uvs2.length>0){var a=new Float32Array(2*e.uvs2.length);this.setAttribute("uv2",new ot(a,2).copyVector2sArray(e.uvs2))}for(var o in this.groups=e.groups,e.morphTargets){for(var s=[],l=e.morphTargets[o],c=0,h=l.length;c0){var d=new ft(4*e.skinIndices.length,4);this.setAttribute("skinIndex",d.copyVector4sArray(e.skinIndices))}if(e.skinWeights.length>0){var f=new ft(4*e.skinWeights.length,4);this.setAttribute("skinWeight",f.copyVector4sArray(e.skinWeights))}return null!==e.boundingSphere&&(this.boundingSphere=e.boundingSphere.clone()),null!==e.boundingBox&&(this.boundingBox=e.boundingBox.clone()),this},computeBoundingBox:function(){null===this.boundingBox&&(this.boundingBox=new we);var e=this.attributes.position,t=this.morphAttributes.position;if(void 0!==e){if(this.boundingBox.setFromBufferAttribute(e),t)for(var n=0,i=t.length;n0&&(e.userData=this.userData),void 0!==this.parameters){var t=this.parameters;for(var n in t)void 0!==t[n]&&(e[n]=t[n]);return e}e.data={attributes:{}};var i=this.index;null!==i&&(e.data.index={type:i.array.constructor.name,array:Array.prototype.slice.call(i.array)});var r=this.attributes;for(var n in r){var a=(p=r[n]).toJSON();""!==p.name&&(a.name=p.name),e.data.attributes[n]=a}var o={},s=!1;for(var n in this.morphAttributes){for(var l=this.morphAttributes[n],c=[],h=0,u=l.length;h0&&(o[n]=c,s=!0)}s&&(e.data.morphAttributes=o,e.data.morphTargetsRelative=this.morphTargetsRelative);var d=this.groups;d.length>0&&(e.data.groups=JSON.parse(JSON.stringify(d)));var f=this.boundingSphere;return null!==f&&(e.data.boundingSphere={center:f.center.toArray(),radius:f.radius}),e},clone:function(){return(new Tt).copy(this)},copy:function(e){var t,n,i;this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null,this.name=e.name;var r=e.index;null!==r&&this.setIndex(r.clone());var a=e.attributes;for(t in a){var o=a[t];this.setAttribute(t,o.clone())}var s=e.morphAttributes;for(t in s){var l=[],c=s[t];for(n=0,i=c.length;nn.far?null:{distance:l,point:kt.clone(),object:e}}function Wt(e,t,n,i,r,a,o,s,l,c,h,u){Rt.fromBufferAttribute(r,c),Pt.fromBufferAttribute(r,h),Ct.fromBufferAttribute(r,u);var p=e.morphTargetInfluences;if(t.morphTargets&&a&&p){Nt.set(0,0,0),zt.set(0,0,0),Ut.set(0,0,0);for(var d=0,f=a.length;d0){var o=r[a[0]];if(void 0!==o)for(this.morphTargetInfluences=[],this.morphTargetDictionary={},e=0,t=o.length;e0&&console.error("THREE.Mesh.updateMorphTargets() no longer supports THREE.Geometry. Use THREE.BufferGeometry instead.")}},raycast:function(e,t){var n,i=this.geometry,r=this.material,a=this.matrixWorld;if(void 0!==r&&(null===i.boundingSphere&&i.computeBoundingSphere(),Lt.copy(i.boundingSphere),Lt.applyMatrix4(a),!1!==e.ray.intersectsSphere(Lt)&&(Et.getInverse(a),At.copy(e.ray).applyMatrix4(Et),null===i.boundingBox||!1!==At.intersectsBox(i.boundingBox))))if(i.isBufferGeometry){var o,s,l,c,h,u,p,d,f,m=i.index,g=i.attributes.position,v=i.morphAttributes.position,y=i.morphTargetsRelative,x=i.attributes.uv,b=i.attributes.uv2,w=i.groups,_=i.drawRange;if(null!==m)if(Array.isArray(r))for(c=0,u=w.length;c0&&(A=C);for(var O=0,I=P.length;O0)for(c=0;c0&&(this.normalsNeedUpdate=!0)},computeFlatVertexNormals:function(){var e,t,n;for(this.computeFaceNormals(),e=0,t=this.faces.length;e0&&(this.normalsNeedUpdate=!0)},computeMorphNormals:function(){var e,t,n,i,r;for(n=0,i=this.faces.length;n=0;n--){var f=p[n];for(this.faces.splice(f,1),o=0,s=this.faceVertexUvs.length;o0,g=d.vertexNormals.length>0,v=1!==d.color.r||1!==d.color.g||1!==d.color.b,y=d.vertexColors.length>0,x=0;if(x=M(x,0,0),x=M(x,1,!0),x=M(x,2,!1),x=M(x,3,f),x=M(x,4,m),x=M(x,5,g),x=M(x,6,v),x=M(x,7,y),o.push(x),o.push(d.a,d.b,d.c),o.push(d.materialIndex),f){var b=this.faceVertexUvs[0][r];o.push(E(b[0]),E(b[1]),E(b[2]))}if(m&&o.push(S(d.normal)),g){var w=d.vertexNormals;o.push(S(w[0]),S(w[1]),S(w[2]))}if(v&&o.push(T(d.color)),y){var _=d.vertexColors;o.push(T(_[0]),T(_[1]),T(_[2]))}}function M(e,t,n){return n?e|1<0&&(e.data.colors=c),u.length>0&&(e.data.uvs=[u]),e.data.faces=o,e},clone:function(){return(new Zt).copy(this)},copy:function(e){var t,n,i,r,a,o;this.vertices=[],this.colors=[],this.faces=[],this.faceVertexUvs=[[]],this.morphTargets=[],this.morphNormals=[],this.skinWeights=[],this.skinIndices=[],this.lineDistances=[],this.boundingBox=null,this.boundingSphere=null,this.name=e.name;var s=e.vertices;for(t=0,n=s.length;t0?1:-1,c.push(A.x,A.y,A.z),h.push(s/m),h.push(1-a/g),T+=1}}for(let e=0;e0&&(t.defines=this.defines),t.vertexShader=this.vertexShader,t.fragmentShader=this.fragmentShader;var r={};for(var a in this.extensions)!0===this.extensions[a]&&(r[a]=!0);return Object.keys(r).length>0&&(t.extensions=r),t},nn.prototype=Object.assign(Object.create(oe.prototype),{constructor:nn,isCamera:!0,copy:function(e,t){return oe.prototype.copy.call(this,e,t),this.matrixWorldInverse.copy(e.matrixWorldInverse),this.projectionMatrix.copy(e.projectionMatrix),this.projectionMatrixInverse.copy(e.projectionMatrixInverse),this},getWorldDirection:function(e){void 0===e&&(console.warn("THREE.Camera: .getWorldDirection() target is now required"),e=new D),this.updateMatrixWorld(!0);var t=this.matrixWorld.elements;return e.set(-t[8],-t[9],-t[10]).normalize()},updateMatrixWorld:function(e){oe.prototype.updateMatrixWorld.call(this,e),this.matrixWorldInverse.getInverse(this.matrixWorld)},updateWorldMatrix:function(e,t){oe.prototype.updateWorldMatrix.call(this,e,t),this.matrixWorldInverse.getInverse(this.matrixWorld)},clone:function(){return(new this.constructor).copy(this)}}),rn.prototype=Object.assign(Object.create(nn.prototype),{constructor:rn,isPerspectiveCamera:!0,copy:function(e,t){return nn.prototype.copy.call(this,e,t),this.fov=e.fov,this.zoom=e.zoom,this.near=e.near,this.far=e.far,this.focus=e.focus,this.aspect=e.aspect,this.view=null===e.view?null:Object.assign({},e.view),this.filmGauge=e.filmGauge,this.filmOffset=e.filmOffset,this},setFocalLength:function(e){var t=.5*this.getFilmHeight()/e;this.fov=2*_.RAD2DEG*Math.atan(t),this.updateProjectionMatrix()},getFocalLength:function(){var e=Math.tan(.5*_.DEG2RAD*this.fov);return.5*this.getFilmHeight()/e},getEffectiveFOV:function(){return 2*_.RAD2DEG*Math.atan(Math.tan(.5*_.DEG2RAD*this.fov)/this.zoom)},getFilmWidth:function(){return this.filmGauge*Math.min(this.aspect,1)},getFilmHeight:function(){return this.filmGauge/Math.max(this.aspect,1)},setViewOffset:function(e,t,n,i,r,a){this.aspect=e/t,null===this.view&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=e,this.view.fullHeight=t,this.view.offsetX=n,this.view.offsetY=i,this.view.width=r,this.view.height=a,this.updateProjectionMatrix()},clearViewOffset:function(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()},updateProjectionMatrix:function(){var e=this.near,t=e*Math.tan(.5*_.DEG2RAD*this.fov)/this.zoom,n=2*t,i=this.aspect*n,r=-.5*i,a=this.view;if(null!==this.view&&this.view.enabled){var o=a.fullWidth,s=a.fullHeight;r+=a.offsetX*i/o,t-=a.offsetY*n/s,i*=a.width/o,n*=a.height/s}var l=this.filmOffset;0!==l&&(r+=e*l/this.getFilmWidth()),this.projectionMatrix.makePerspective(r,r+i,t,t-n,e,this.far),this.projectionMatrixInverse.getInverse(this.projectionMatrix)},toJSON:function(e){var t=oe.prototype.toJSON.call(this,e);return t.object.fov=this.fov,t.object.zoom=this.zoom,t.object.near=this.near,t.object.far=this.far,t.object.focus=this.focus,t.object.aspect=this.aspect,null!==this.view&&(t.object.view=Object.assign({},this.view)),t.object.filmGauge=this.filmGauge,t.object.filmOffset=this.filmOffset,t}});function an(e,t,n){if(oe.call(this),this.type="CubeCamera",!0===n.isWebGLCubeRenderTarget){this.renderTarget=n;var i=new rn(90,1,e,t);i.layers=this.layers,i.up.set(0,-1,0),i.lookAt(new D(1,0,0)),this.add(i);var r=new rn(90,1,e,t);r.layers=this.layers,r.up.set(0,-1,0),r.lookAt(new D(-1,0,0)),this.add(r);var a=new rn(90,1,e,t);a.layers=this.layers,a.up.set(0,0,1),a.lookAt(new D(0,1,0)),this.add(a);var o=new rn(90,1,e,t);o.layers=this.layers,o.up.set(0,0,-1),o.lookAt(new D(0,-1,0)),this.add(o);var s=new rn(90,1,e,t);s.layers=this.layers,s.up.set(0,-1,0),s.lookAt(new D(0,0,1)),this.add(s);var l=new rn(90,1,e,t);l.layers=this.layers,l.up.set(0,-1,0),l.lookAt(new D(0,0,-1)),this.add(l),this.update=function(e,t){null===this.parent&&this.updateMatrixWorld();var c=e.xr.enabled,h=e.getRenderTarget();e.xr.enabled=!1;var u=n.texture.generateMipmaps;n.texture.generateMipmaps=!1,e.setRenderTarget(n,0),e.render(t,i),e.setRenderTarget(n,1),e.render(t,r),e.setRenderTarget(n,2),e.render(t,a),e.setRenderTarget(n,3),e.render(t,o),e.setRenderTarget(n,4),e.render(t,s),n.texture.generateMipmaps=u,e.setRenderTarget(n,5),e.render(t,l),e.setRenderTarget(h),e.xr.enabled=c},this.clear=function(e,t,i,r){for(var a=e.getRenderTarget(),o=0;o<6;o++)e.setRenderTarget(n,o),e.clear(t,i,r);e.setRenderTarget(a)}}else console.error("THREE.CubeCamera: The constructor now expects an instance of WebGLCubeRenderTarget as third parameter.")}function on(e,t,n){Number.isInteger(t)&&(console.warn("THREE.WebGLCubeRenderTarget: constructor signature is now WebGLCubeRenderTarget( size, options )"),t=n),R.call(this,e,e,t)}function sn(e,t,n,i,r,a,o,s,l,c,h,u){A.call(this,null,a,o,s,l,c,i,r,h,u),this.image={data:e||null,width:t||1,height:n||1},this.magFilter=void 0!==l?l:1003,this.minFilter=void 0!==c?c:1003,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1,this.needsUpdate=!0}an.prototype=Object.create(oe.prototype),an.prototype.constructor=an,on.prototype=Object.create(R.prototype),on.prototype.constructor=on,on.prototype.isWebGLCubeRenderTarget=!0,on.prototype.fromEquirectangularTexture=function(e,t){this.texture.type=t.type,this.texture.format=t.format,this.texture.encoding=t.encoding;var n=new se,i={uniforms:{tEquirect:{value:null}},vertexShader:["varying vec3 vWorldDirection;","vec3 transformDirection( in vec3 dir, in mat4 matrix ) {","\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );","}","void main() {","\tvWorldDirection = transformDirection( position, modelMatrix );","\t#include ","\t#include ","}"].join("\n"),fragmentShader:["uniform sampler2D tEquirect;","varying vec3 vWorldDirection;","#include ","void main() {","\tvec3 direction = normalize( vWorldDirection );","\tvec2 sampleUV = equirectUv( direction );","\tgl_FragColor = texture2D( tEquirect, sampleUV );","}"].join("\n")},r=new tn({type:"CubemapFromEquirect",uniforms:Qt(i.uniforms),vertexShader:i.vertexShader,fragmentShader:i.fragmentShader,side:1,blending:0});r.uniforms.tEquirect.value=t;var a=new Vt(new Kt(5,5,5),r);return n.add(a),new an(1,10,this).update(e,n),a.geometry.dispose(),a.material.dispose(),this},sn.prototype=Object.create(A.prototype),sn.prototype.constructor=sn,sn.prototype.isDataTexture=!0;var ln=new Se,cn=new D;function hn(e,t,n,i,r,a){this.planes=[void 0!==e?e:new ze,void 0!==t?t:new ze,void 0!==n?n:new ze,void 0!==i?i:new ze,void 0!==r?r:new ze,void 0!==a?a:new ze]}Object.assign(hn.prototype,{set:function(e,t,n,i,r,a){var o=this.planes;return o[0].copy(e),o[1].copy(t),o[2].copy(n),o[3].copy(i),o[4].copy(r),o[5].copy(a),this},clone:function(){return(new this.constructor).copy(this)},copy:function(e){for(var t=this.planes,n=0;n<6;n++)t[n].copy(e.planes[n]);return this},setFromProjectionMatrix:function(e){var t=this.planes,n=e.elements,i=n[0],r=n[1],a=n[2],o=n[3],s=n[4],l=n[5],c=n[6],h=n[7],u=n[8],p=n[9],d=n[10],f=n[11],m=n[12],g=n[13],v=n[14],y=n[15];return t[0].setComponents(o-i,h-s,f-u,y-m).normalize(),t[1].setComponents(o+i,h+s,f+u,y+m).normalize(),t[2].setComponents(o+r,h+l,f+p,y+g).normalize(),t[3].setComponents(o-r,h-l,f-p,y-g).normalize(),t[4].setComponents(o-a,h-c,f-d,y-v).normalize(),t[5].setComponents(o+a,h+c,f+d,y+v).normalize(),this},intersectsObject:function(e){var t=e.geometry;return null===t.boundingSphere&&t.computeBoundingSphere(),ln.copy(t.boundingSphere).applyMatrix4(e.matrixWorld),this.intersectsSphere(ln)},intersectsSprite:function(e){return ln.center.set(0,0,0),ln.radius=.7071067811865476,ln.applyMatrix4(e.matrixWorld),this.intersectsSphere(ln)},intersectsSphere:function(e){for(var t=this.planes,n=e.center,i=-e.radius,r=0;r<6;r++){if(t[r].distanceToPoint(n)0?e.max.x:e.min.x,cn.y=i.normal.y>0?e.max.y:e.min.y,cn.z=i.normal.z>0?e.max.z:e.min.z,i.distanceToPoint(cn)<0)return!1}return!0},containsPoint:function(e){for(var t=this.planes,n=0;n<6;n++)if(t[n].distanceToPoint(e)<0)return!1;return!0}});var un={common:{diffuse:{value:new Ke(15658734)},opacity:{value:1},map:{value:null},uvTransform:{value:new S},uv2Transform:{value:new S},alphaMap:{value:null}},specularmap:{specularMap:{value:null}},envmap:{envMap:{value:null},flipEnvMap:{value:-1},reflectivity:{value:1},refractionRatio:{value:.98},maxMipLevel:{value:0}},aomap:{aoMap:{value:null},aoMapIntensity:{value:1}},lightmap:{lightMap:{value:null},lightMapIntensity:{value:1}},emissivemap:{emissiveMap:{value:null}},bumpmap:{bumpMap:{value:null},bumpScale:{value:1}},normalmap:{normalMap:{value:null},normalScale:{value:new M(1,1)}},displacementmap:{displacementMap:{value:null},displacementScale:{value:1},displacementBias:{value:0}},roughnessmap:{roughnessMap:{value:null}},metalnessmap:{metalnessMap:{value:null}},gradientmap:{gradientMap:{value:null}},fog:{fogDensity:{value:25e-5},fogNear:{value:1},fogFar:{value:2e3},fogColor:{value:new Ke(16777215)}},lights:{ambientLightColor:{value:[]},lightProbe:{value:[]},directionalLights:{value:[],properties:{direction:{},color:{}}},directionalLightShadows:{value:[],properties:{shadowBias:{},shadowRadius:{},shadowMapSize:{}}},directionalShadowMap:{value:[]},directionalShadowMatrix:{value:[]},spotLights:{value:[],properties:{color:{},position:{},direction:{},distance:{},coneCos:{},penumbraCos:{},decay:{}}},spotLightShadows:{value:[],properties:{shadowBias:{},shadowRadius:{},shadowMapSize:{}}},spotShadowMap:{value:[]},spotShadowMatrix:{value:[]},pointLights:{value:[],properties:{color:{},position:{},decay:{},distance:{}}},pointLightShadows:{value:[],properties:{shadowBias:{},shadowRadius:{},shadowMapSize:{},shadowCameraNear:{},shadowCameraFar:{}}},pointShadowMap:{value:[]},pointShadowMatrix:{value:[]},hemisphereLights:{value:[],properties:{direction:{},skyColor:{},groundColor:{}}},rectAreaLights:{value:[],properties:{color:{},position:{},width:{},height:{}}}},points:{diffuse:{value:new Ke(15658734)},opacity:{value:1},size:{value:1},scale:{value:1},map:{value:null},alphaMap:{value:null},uvTransform:{value:new S}},sprite:{diffuse:{value:new Ke(15658734)},opacity:{value:1},center:{value:new M(.5,.5)},rotation:{value:0},map:{value:null},alphaMap:{value:null},uvTransform:{value:new S}}};function pn(){var e=null,t=!1,n=null;function i(r,a){!1!==t&&(n(r,a),e.requestAnimationFrame(i))}return{start:function(){!0!==t&&null!==n&&(e.requestAnimationFrame(i),t=!0)},stop:function(){t=!1},setAnimationLoop:function(e){n=e},setContext:function(t){e=t}}}function dn(e,t){var n=t.isWebGL2,i=new WeakMap;return{get:function(e){return e.isInterleavedBufferAttribute&&(e=e.data),i.get(e)},remove:function(t){t.isInterleavedBufferAttribute&&(t=t.data);var n=i.get(t);n&&(e.deleteBuffer(n.buffer),i.delete(t))},update:function(t,r){t.isInterleavedBufferAttribute&&(t=t.data);var a=i.get(t);void 0===a?i.set(t,function(t,n){var i=t.array,r=t.usage,a=e.createBuffer();e.bindBuffer(n,a),e.bufferData(n,i,r),t.onUploadCallback();var o=5126;return i instanceof Float32Array?o=5126:i instanceof Float64Array?console.warn("THREE.WebGLAttributes: Unsupported data buffer format: Float64Array."):i instanceof Uint16Array?o=5123:i instanceof Int16Array?o=5122:i instanceof Uint32Array?o=5125:i instanceof Int32Array?o=5124:i instanceof Int8Array?o=5120:i instanceof Uint8Array&&(o=5121),{buffer:a,type:o,bytesPerElement:i.BYTES_PER_ELEMENT,version:t.version}}(t,r)):a.version 0.0 ) {\n\t\tdistanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n\t}\n\treturn distanceFalloff;\n#else\n\tif( cutoffDistance > 0.0 && decayExponent > 0.0 ) {\n\t\treturn pow( saturate( -lightDistance / cutoffDistance + 1.0 ), decayExponent );\n\t}\n\treturn 1.0;\n#endif\n}\nvec3 BRDF_Diffuse_Lambert( const in vec3 diffuseColor ) {\n\treturn RECIPROCAL_PI * diffuseColor;\n}\nvec3 F_Schlick( const in vec3 specularColor, const in float dotLH ) {\n\tfloat fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );\n\treturn ( 1.0 - specularColor ) * fresnel + specularColor;\n}\nvec3 F_Schlick_RoughnessDependent( const in vec3 F0, const in float dotNV, const in float roughness ) {\n\tfloat fresnel = exp2( ( -5.55473 * dotNV - 6.98316 ) * dotNV );\n\tvec3 Fr = max( vec3( 1.0 - roughness ), F0 ) - F0;\n\treturn Fr * fresnel + F0;\n}\nfloat G_GGX_Smith( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\tfloat gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\treturn 1.0 / ( gl * gv );\n}\nfloat G_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\tfloat gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\treturn 0.5 / max( gv + gl, EPSILON );\n}\nfloat D_GGX( const in float alpha, const in float dotNH ) {\n\tfloat a2 = pow2( alpha );\n\tfloat denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;\n\treturn RECIPROCAL_PI * a2 / pow2( denom );\n}\nvec3 BRDF_Specular_GGX( const in IncidentLight incidentLight, const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float roughness ) {\n\tfloat alpha = pow2( roughness );\n\tvec3 halfDir = normalize( incidentLight.direction + viewDir );\n\tfloat dotNL = saturate( dot( normal, incidentLight.direction ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotLH = saturate( dot( incidentLight.direction, halfDir ) );\n\tvec3 F = F_Schlick( specularColor, dotLH );\n\tfloat G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\tfloat D = D_GGX( alpha, dotNH );\n\treturn F * ( G * D );\n}\nvec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {\n\tconst float LUT_SIZE = 64.0;\n\tconst float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;\n\tconst float LUT_BIAS = 0.5 / LUT_SIZE;\n\tfloat dotNV = saturate( dot( N, V ) );\n\tvec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );\n\tuv = uv * LUT_SCALE + LUT_BIAS;\n\treturn uv;\n}\nfloat LTC_ClippedSphereFormFactor( const in vec3 f ) {\n\tfloat l = length( f );\n\treturn max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );\n}\nvec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {\n\tfloat x = dot( v1, v2 );\n\tfloat y = abs( x );\n\tfloat a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;\n\tfloat b = 3.4175940 + ( 4.1616724 + y ) * y;\n\tfloat v = a / b;\n\tfloat theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;\n\treturn cross( v1, v2 ) * theta_sintheta;\n}\nvec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {\n\tvec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];\n\tvec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];\n\tvec3 lightNormal = cross( v1, v2 );\n\tif( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );\n\tvec3 T1, T2;\n\tT1 = normalize( V - N * dot( V, N ) );\n\tT2 = - cross( N, T1 );\n\tmat3 mat = mInv * transposeMat3( mat3( T1, T2, N ) );\n\tvec3 coords[ 4 ];\n\tcoords[ 0 ] = mat * ( rectCoords[ 0 ] - P );\n\tcoords[ 1 ] = mat * ( rectCoords[ 1 ] - P );\n\tcoords[ 2 ] = mat * ( rectCoords[ 2 ] - P );\n\tcoords[ 3 ] = mat * ( rectCoords[ 3 ] - P );\n\tcoords[ 0 ] = normalize( coords[ 0 ] );\n\tcoords[ 1 ] = normalize( coords[ 1 ] );\n\tcoords[ 2 ] = normalize( coords[ 2 ] );\n\tcoords[ 3 ] = normalize( coords[ 3 ] );\n\tvec3 vectorFormFactor = vec3( 0.0 );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );\n\tfloat result = LTC_ClippedSphereFormFactor( vectorFormFactor );\n\treturn vec3( result );\n}\nvec3 BRDF_Specular_GGX_Environment( const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tvec2 brdf = integrateSpecularBRDF( dotNV, roughness );\n\treturn specularColor * brdf.x + brdf.y;\n}\nvoid BRDF_Specular_Multiscattering_Environment( const in GeometricContext geometry, const in vec3 specularColor, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\tvec3 F = F_Schlick_RoughnessDependent( specularColor, dotNV, roughness );\n\tvec2 brdf = integrateSpecularBRDF( dotNV, roughness );\n\tvec3 FssEss = F * brdf.x + brdf.y;\n\tfloat Ess = brdf.x + brdf.y;\n\tfloat Ems = 1.0 - Ess;\n\tvec3 Favg = specularColor + ( 1.0 - specularColor ) * 0.047619;\tvec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );\n\tsingleScatter += FssEss;\n\tmultiScatter += Fms * Ems;\n}\nfloat G_BlinnPhong_Implicit( ) {\n\treturn 0.25;\n}\nfloat D_BlinnPhong( const in float shininess, const in float dotNH ) {\n\treturn RECIPROCAL_PI * ( shininess * 0.5 + 1.0 ) * pow( dotNH, shininess );\n}\nvec3 BRDF_Specular_BlinnPhong( const in IncidentLight incidentLight, const in GeometricContext geometry, const in vec3 specularColor, const in float shininess ) {\n\tvec3 halfDir = normalize( incidentLight.direction + geometry.viewDir );\n\tfloat dotNH = saturate( dot( geometry.normal, halfDir ) );\n\tfloat dotLH = saturate( dot( incidentLight.direction, halfDir ) );\n\tvec3 F = F_Schlick( specularColor, dotLH );\n\tfloat G = G_BlinnPhong_Implicit( );\n\tfloat D = D_BlinnPhong( shininess, dotNH );\n\treturn F * ( G * D );\n}\nfloat GGXRoughnessToBlinnExponent( const in float ggxRoughness ) {\n\treturn ( 2.0 / pow2( ggxRoughness + 0.0001 ) - 2.0 );\n}\nfloat BlinnExponentToGGXRoughness( const in float blinnExponent ) {\n\treturn sqrt( 2.0 / ( blinnExponent + 2.0 ) );\n}\n#if defined( USE_SHEEN )\nfloat D_Charlie(float roughness, float NoH) {\n\tfloat invAlpha = 1.0 / roughness;\n\tfloat cos2h = NoH * NoH;\n\tfloat sin2h = max(1.0 - cos2h, 0.0078125);\treturn (2.0 + invAlpha) * pow(sin2h, invAlpha * 0.5) / (2.0 * PI);\n}\nfloat V_Neubelt(float NoV, float NoL) {\n\treturn saturate(1.0 / (4.0 * (NoL + NoV - NoL * NoV)));\n}\nvec3 BRDF_Specular_Sheen( const in float roughness, const in vec3 L, const in GeometricContext geometry, vec3 specularColor ) {\n\tvec3 N = geometry.normal;\n\tvec3 V = geometry.viewDir;\n\tvec3 H = normalize( V + L );\n\tfloat dotNH = saturate( dot( N, H ) );\n\treturn specularColor * D_Charlie( roughness, dotNH ) * V_Neubelt( dot(N, V), dot(N, L) );\n}\n#endif",bumpmap_pars_fragment:"#ifdef USE_BUMPMAP\n\tuniform sampler2D bumpMap;\n\tuniform float bumpScale;\n\tvec2 dHdxy_fwd() {\n\t\tvec2 dSTdx = dFdx( vUv );\n\t\tvec2 dSTdy = dFdy( vUv );\n\t\tfloat Hll = bumpScale * texture2D( bumpMap, vUv ).x;\n\t\tfloat dBx = bumpScale * texture2D( bumpMap, vUv + dSTdx ).x - Hll;\n\t\tfloat dBy = bumpScale * texture2D( bumpMap, vUv + dSTdy ).x - Hll;\n\t\treturn vec2( dBx, dBy );\n\t}\n\tvec3 perturbNormalArb( vec3 surf_pos, vec3 surf_norm, vec2 dHdxy ) {\n\t\tvec3 vSigmaX = vec3( dFdx( surf_pos.x ), dFdx( surf_pos.y ), dFdx( surf_pos.z ) );\n\t\tvec3 vSigmaY = vec3( dFdy( surf_pos.x ), dFdy( surf_pos.y ), dFdy( surf_pos.z ) );\n\t\tvec3 vN = surf_norm;\n\t\tvec3 R1 = cross( vSigmaY, vN );\n\t\tvec3 R2 = cross( vN, vSigmaX );\n\t\tfloat fDet = dot( vSigmaX, R1 );\n\t\tfDet *= ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t\tvec3 vGrad = sign( fDet ) * ( dHdxy.x * R1 + dHdxy.y * R2 );\n\t\treturn normalize( abs( fDet ) * surf_norm - vGrad );\n\t}\n#endif",clipping_planes_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvec4 plane;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\tplane = clippingPlanes[ i ];\n\t\tif ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;\n\t}\n\t#pragma unroll_loop_end\n\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\tbool clipped = true;\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tclipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\tif ( clipped ) discard;\n\t#endif\n#endif",clipping_planes_pars_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif",clipping_planes_pars_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n#endif",clipping_planes_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvClipPosition = - mvPosition.xyz;\n#endif",color_fragment:"#ifdef USE_COLOR\n\tdiffuseColor.rgb *= vColor;\n#endif",color_pars_fragment:"#ifdef USE_COLOR\n\tvarying vec3 vColor;\n#endif",color_pars_vertex:"#ifdef USE_COLOR\n\tvarying vec3 vColor;\n#endif",color_vertex:"#ifdef USE_COLOR\n\tvColor.xyz = color.xyz;\n#endif",common:"#define PI 3.14159265359\n#define PI2 6.28318530718\n#define PI_HALF 1.5707963267949\n#define RECIPROCAL_PI 0.31830988618\n#define RECIPROCAL_PI2 0.15915494\n#define LOG2 1.442695\n#define EPSILON 1e-6\n#ifndef saturate\n#define saturate(a) clamp( a, 0.0, 1.0 )\n#endif\n#define whiteComplement(a) ( 1.0 - saturate( a ) )\nfloat pow2( const in float x ) { return x*x; }\nfloat pow3( const in float x ) { return x*x*x; }\nfloat pow4( const in float x ) { float x2 = x*x; return x2*x2; }\nfloat average( const in vec3 color ) { return dot( color, vec3( 0.3333 ) ); }\nhighp float rand( const in vec2 uv ) {\n\tconst highp float a = 12.9898, b = 78.233, c = 43758.5453;\n\thighp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n\treturn fract(sin(sn) * c);\n}\n#ifdef HIGH_PRECISION\n\tfloat precisionSafeLength( vec3 v ) { return length( v ); }\n#else\n\tfloat max3( vec3 v ) { return max( max( v.x, v.y ), v.z ); }\n\tfloat precisionSafeLength( vec3 v ) {\n\t\tfloat maxComponent = max3( abs( v ) );\n\t\treturn length( v / maxComponent ) * maxComponent;\n\t}\n#endif\nstruct IncidentLight {\n\tvec3 color;\n\tvec3 direction;\n\tbool visible;\n};\nstruct ReflectedLight {\n\tvec3 directDiffuse;\n\tvec3 directSpecular;\n\tvec3 indirectDiffuse;\n\tvec3 indirectSpecular;\n};\nstruct GeometricContext {\n\tvec3 position;\n\tvec3 normal;\n\tvec3 viewDir;\n#ifdef CLEARCOAT\n\tvec3 clearcoatNormal;\n#endif\n};\nvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n}\nvec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );\n}\nvec3 projectOnPlane(in vec3 point, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\tfloat distance = dot( planeNormal, point - pointOnPlane );\n\treturn - distance * planeNormal + point;\n}\nfloat sideOfPlane( in vec3 point, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\treturn sign( dot( point - pointOnPlane, planeNormal ) );\n}\nvec3 linePlaneIntersect( in vec3 pointOnLine, in vec3 lineDirection, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\treturn lineDirection * ( dot( planeNormal, pointOnPlane - pointOnLine ) / dot( planeNormal, lineDirection ) ) + pointOnLine;\n}\nmat3 transposeMat3( const in mat3 m ) {\n\tmat3 tmp;\n\ttmp[ 0 ] = vec3( m[ 0 ].x, m[ 1 ].x, m[ 2 ].x );\n\ttmp[ 1 ] = vec3( m[ 0 ].y, m[ 1 ].y, m[ 2 ].y );\n\ttmp[ 2 ] = vec3( m[ 0 ].z, m[ 1 ].z, m[ 2 ].z );\n\treturn tmp;\n}\nfloat linearToRelativeLuminance( const in vec3 color ) {\n\tvec3 weights = vec3( 0.2126, 0.7152, 0.0722 );\n\treturn dot( weights, color.rgb );\n}\nbool isPerspectiveMatrix( mat4 m ) {\n return m[ 2 ][ 3 ] == - 1.0;\n}\nvec2 equirectUv( in vec3 dir ) {\n\tfloat u = atan( dir.z, dir.x ) * RECIPROCAL_PI2 + 0.5;\n\tfloat v = asin( clamp( dir.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\treturn vec2( u, v );\n}",cube_uv_reflection_fragment:"#ifdef ENVMAP_TYPE_CUBE_UV\n#define cubeUV_maxMipLevel 8.0\n#define cubeUV_minMipLevel 4.0\n#define cubeUV_maxTileSize 256.0\n#define cubeUV_minTileSize 16.0\nfloat getFace(vec3 direction) {\n vec3 absDirection = abs(direction);\n float face = -1.0;\n if (absDirection.x > absDirection.z) {\n if (absDirection.x > absDirection.y)\n face = direction.x > 0.0 ? 0.0 : 3.0;\n else\n face = direction.y > 0.0 ? 1.0 : 4.0;\n } else {\n if (absDirection.z > absDirection.y)\n face = direction.z > 0.0 ? 2.0 : 5.0;\n else\n face = direction.y > 0.0 ? 1.0 : 4.0;\n }\n return face;\n}\nvec2 getUV(vec3 direction, float face) {\n vec2 uv;\n if (face == 0.0) {\n uv = vec2(direction.z, direction.y) / abs(direction.x); } else if (face == 1.0) {\n uv = vec2(-direction.x, -direction.z) / abs(direction.y); } else if (face == 2.0) {\n uv = vec2(-direction.x, direction.y) / abs(direction.z); } else if (face == 3.0) {\n uv = vec2(-direction.z, direction.y) / abs(direction.x); } else if (face == 4.0) {\n uv = vec2(-direction.x, direction.z) / abs(direction.y); } else {\n uv = vec2(direction.x, direction.y) / abs(direction.z); }\n return 0.5 * (uv + 1.0);\n}\nvec3 bilinearCubeUV(sampler2D envMap, vec3 direction, float mipInt) {\n float face = getFace(direction);\n float filterInt = max(cubeUV_minMipLevel - mipInt, 0.0);\n mipInt = max(mipInt, cubeUV_minMipLevel);\n float faceSize = exp2(mipInt);\n float texelSize = 1.0 / (3.0 * cubeUV_maxTileSize);\n vec2 uv = getUV(direction, face) * (faceSize - 1.0);\n vec2 f = fract(uv);\n uv += 0.5 - f;\n if (face > 2.0) {\n uv.y += faceSize;\n face -= 3.0;\n }\n uv.x += face * faceSize;\n if(mipInt < cubeUV_maxMipLevel){\n uv.y += 2.0 * cubeUV_maxTileSize;\n }\n uv.y += filterInt * 2.0 * cubeUV_minTileSize;\n uv.x += 3.0 * max(0.0, cubeUV_maxTileSize - 2.0 * faceSize);\n uv *= texelSize;\n vec3 tl = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\n uv.x += texelSize;\n vec3 tr = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\n uv.y += texelSize;\n vec3 br = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\n uv.x -= texelSize;\n vec3 bl = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\n vec3 tm = mix(tl, tr, f.x);\n vec3 bm = mix(bl, br, f.x);\n return mix(tm, bm, f.y);\n}\n#define r0 1.0\n#define v0 0.339\n#define m0 -2.0\n#define r1 0.8\n#define v1 0.276\n#define m1 -1.0\n#define r4 0.4\n#define v4 0.046\n#define m4 2.0\n#define r5 0.305\n#define v5 0.016\n#define m5 3.0\n#define r6 0.21\n#define v6 0.0038\n#define m6 4.0\nfloat roughnessToMip(float roughness) {\n float mip = 0.0;\n if (roughness >= r1) {\n mip = (r0 - roughness) * (m1 - m0) / (r0 - r1) + m0;\n } else if (roughness >= r4) {\n mip = (r1 - roughness) * (m4 - m1) / (r1 - r4) + m1;\n } else if (roughness >= r5) {\n mip = (r4 - roughness) * (m5 - m4) / (r4 - r5) + m4;\n } else if (roughness >= r6) {\n mip = (r5 - roughness) * (m6 - m5) / (r5 - r6) + m5;\n } else {\n mip = -2.0 * log2(1.16 * roughness); }\n return mip;\n}\nvec4 textureCubeUV(sampler2D envMap, vec3 sampleDir, float roughness) {\n float mip = clamp(roughnessToMip(roughness), m0, cubeUV_maxMipLevel);\n float mipF = fract(mip);\n float mipInt = floor(mip);\n vec3 color0 = bilinearCubeUV(envMap, sampleDir, mipInt);\n if (mipF == 0.0) {\n return vec4(color0, 1.0);\n } else {\n vec3 color1 = bilinearCubeUV(envMap, sampleDir, mipInt + 1.0);\n return vec4(mix(color0, color1, mipF), 1.0);\n }\n}\n#endif",defaultnormal_vertex:"vec3 transformedNormal = objectNormal;\n#ifdef USE_INSTANCING\n\tmat3 m = mat3( instanceMatrix );\n\ttransformedNormal /= vec3( dot( m[ 0 ], m[ 0 ] ), dot( m[ 1 ], m[ 1 ] ), dot( m[ 2 ], m[ 2 ] ) );\n\ttransformedNormal = m * transformedNormal;\n#endif\ntransformedNormal = normalMatrix * transformedNormal;\n#ifdef FLIP_SIDED\n\ttransformedNormal = - transformedNormal;\n#endif\n#ifdef USE_TANGENT\n\tvec3 transformedTangent = ( modelViewMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#ifdef FLIP_SIDED\n\t\ttransformedTangent = - transformedTangent;\n\t#endif\n#endif",displacementmap_pars_vertex:"#ifdef USE_DISPLACEMENTMAP\n\tuniform sampler2D displacementMap;\n\tuniform float displacementScale;\n\tuniform float displacementBias;\n#endif",displacementmap_vertex:"#ifdef USE_DISPLACEMENTMAP\n\ttransformed += normalize( objectNormal ) * ( texture2D( displacementMap, vUv ).x * displacementScale + displacementBias );\n#endif",emissivemap_fragment:"#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vUv );\n\temissiveColor.rgb = emissiveMapTexelToLinear( emissiveColor ).rgb;\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif",emissivemap_pars_fragment:"#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif",encodings_fragment:"gl_FragColor = linearToOutputTexel( gl_FragColor );",encodings_pars_fragment:"\nvec4 LinearToLinear( in vec4 value ) {\n\treturn value;\n}\nvec4 GammaToLinear( in vec4 value, in float gammaFactor ) {\n\treturn vec4( pow( value.rgb, vec3( gammaFactor ) ), value.a );\n}\nvec4 LinearToGamma( in vec4 value, in float gammaFactor ) {\n\treturn vec4( pow( value.rgb, vec3( 1.0 / gammaFactor ) ), value.a );\n}\nvec4 sRGBToLinear( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.a );\n}\nvec4 LinearTosRGB( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.a );\n}\nvec4 RGBEToLinear( in vec4 value ) {\n\treturn vec4( value.rgb * exp2( value.a * 255.0 - 128.0 ), 1.0 );\n}\nvec4 LinearToRGBE( in vec4 value ) {\n\tfloat maxComponent = max( max( value.r, value.g ), value.b );\n\tfloat fExp = clamp( ceil( log2( maxComponent ) ), -128.0, 127.0 );\n\treturn vec4( value.rgb / exp2( fExp ), ( fExp + 128.0 ) / 255.0 );\n}\nvec4 RGBMToLinear( in vec4 value, in float maxRange ) {\n\treturn vec4( value.rgb * value.a * maxRange, 1.0 );\n}\nvec4 LinearToRGBM( in vec4 value, in float maxRange ) {\n\tfloat maxRGB = max( value.r, max( value.g, value.b ) );\n\tfloat M = clamp( maxRGB / maxRange, 0.0, 1.0 );\n\tM = ceil( M * 255.0 ) / 255.0;\n\treturn vec4( value.rgb / ( M * maxRange ), M );\n}\nvec4 RGBDToLinear( in vec4 value, in float maxRange ) {\n\treturn vec4( value.rgb * ( ( maxRange / 255.0 ) / value.a ), 1.0 );\n}\nvec4 LinearToRGBD( in vec4 value, in float maxRange ) {\n\tfloat maxRGB = max( value.r, max( value.g, value.b ) );\n\tfloat D = max( maxRange / maxRGB, 1.0 );\n\tD = clamp( floor( D ) / 255.0, 0.0, 1.0 );\n\treturn vec4( value.rgb * ( D * ( 255.0 / maxRange ) ), D );\n}\nconst mat3 cLogLuvM = mat3( 0.2209, 0.3390, 0.4184, 0.1138, 0.6780, 0.7319, 0.0102, 0.1130, 0.2969 );\nvec4 LinearToLogLuv( in vec4 value ) {\n\tvec3 Xp_Y_XYZp = cLogLuvM * value.rgb;\n\tXp_Y_XYZp = max( Xp_Y_XYZp, vec3( 1e-6, 1e-6, 1e-6 ) );\n\tvec4 vResult;\n\tvResult.xy = Xp_Y_XYZp.xy / Xp_Y_XYZp.z;\n\tfloat Le = 2.0 * log2(Xp_Y_XYZp.y) + 127.0;\n\tvResult.w = fract( Le );\n\tvResult.z = ( Le - ( floor( vResult.w * 255.0 ) ) / 255.0 ) / 255.0;\n\treturn vResult;\n}\nconst mat3 cLogLuvInverseM = mat3( 6.0014, -2.7008, -1.7996, -1.3320, 3.1029, -5.7721, 0.3008, -1.0882, 5.6268 );\nvec4 LogLuvToLinear( in vec4 value ) {\n\tfloat Le = value.z * 255.0 + value.w;\n\tvec3 Xp_Y_XYZp;\n\tXp_Y_XYZp.y = exp2( ( Le - 127.0 ) / 2.0 );\n\tXp_Y_XYZp.z = Xp_Y_XYZp.y / value.y;\n\tXp_Y_XYZp.x = value.x * Xp_Y_XYZp.z;\n\tvec3 vRGB = cLogLuvInverseM * Xp_Y_XYZp.rgb;\n\treturn vec4( max( vRGB, 0.0 ), 1.0 );\n}",envmap_fragment:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvec3 cameraToFrag;\n\t\t\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToFrag = normalize( vWorldPosition - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( cameraToFrag, worldNormal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( cameraToFrag, worldNormal, refractionRatio );\n\t\t#endif\n\t#else\n\t\tvec3 reflectVec = vReflect;\n\t#endif\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 envColor = textureCube( envMap, vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );\n\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\tvec4 envColor = textureCubeUV( envMap, reflectVec, 0.0 );\n\t#elif defined( ENVMAP_TYPE_EQUIREC )\n\t\treflectVec = normalize( reflectVec );\n\t\tvec2 sampleUV = equirectUv( reflectVec );\n\t\tvec4 envColor = texture2D( envMap, sampleUV );\n\t#elif defined( ENVMAP_TYPE_SPHERE )\n\t\treflectVec = normalize( reflectVec );\n\t\tvec3 reflectView = normalize( ( viewMatrix * vec4( reflectVec, 0.0 ) ).xyz + vec3( 0.0, 0.0, 1.0 ) );\n\t\tvec4 envColor = texture2D( envMap, reflectView.xy * 0.5 + 0.5 );\n\t#else\n\t\tvec4 envColor = vec4( 0.0 );\n\t#endif\n\t#ifndef ENVMAP_TYPE_CUBE_UV\n\t\tenvColor = envMapTexelToLinear( envColor );\n\t#endif\n\t#ifdef ENVMAP_BLENDING_MULTIPLY\n\t\toutgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_MIX )\n\t\toutgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_ADD )\n\t\toutgoingLight += envColor.xyz * specularStrength * reflectivity;\n\t#endif\n#endif",envmap_common_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float envMapIntensity;\n\tuniform float flipEnvMap;\n\tuniform int maxMipLevel;\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tuniform samplerCube envMap;\n\t#else\n\t\tuniform sampler2D envMap;\n\t#endif\n\t\n#endif",envmap_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float reflectivity;\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\tvarying vec3 vWorldPosition;\n\t\tuniform float refractionRatio;\n\t#else\n\t\tvarying vec3 vReflect;\n\t#endif\n#endif",envmap_pars_vertex:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) ||defined( PHONG )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\t\n\t\tvarying vec3 vWorldPosition;\n\t#else\n\t\tvarying vec3 vReflect;\n\t\tuniform float refractionRatio;\n\t#endif\n#endif",envmap_physical_pars_fragment:"#if defined( USE_ENVMAP )\n\t#ifdef ENVMAP_MODE_REFRACTION\n\t\tuniform float refractionRatio;\n\t#endif\n\tvec3 getLightProbeIndirectIrradiance( const in GeometricContext geometry, const in int maxMIPLevel ) {\n\t\tvec3 worldNormal = inverseTransformDirection( geometry.normal, viewMatrix );\n\t\t#ifdef ENVMAP_TYPE_CUBE\n\t\t\tvec3 queryVec = vec3( flipEnvMap * worldNormal.x, worldNormal.yz );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = textureCubeLodEXT( envMap, queryVec, float( maxMIPLevel ) );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = textureCube( envMap, queryVec, float( maxMIPLevel ) );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, worldNormal, 1.0 );\n\t\t#else\n\t\t\tvec4 envMapColor = vec4( 0.0 );\n\t\t#endif\n\t\treturn PI * envMapColor.rgb * envMapIntensity;\n\t}\n\tfloat getSpecularMIPLevel( const in float roughness, const in int maxMIPLevel ) {\n\t\tfloat maxMIPLevelScalar = float( maxMIPLevel );\n\t\tfloat sigma = PI * roughness * roughness / ( 1.0 + roughness );\n\t\tfloat desiredMIPLevel = maxMIPLevelScalar + log2( sigma );\n\t\treturn clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );\n\t}\n\tvec3 getLightProbeIndirectRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness, const in int maxMIPLevel ) {\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t vec3 reflectVec = reflect( -viewDir, normal );\n\t\t reflectVec = normalize( mix( reflectVec, normal, roughness * roughness) );\n\t\t#else\n\t\t vec3 reflectVec = refract( -viewDir, normal, refractionRatio );\n\t\t#endif\n\t\treflectVec = inverseTransformDirection( reflectVec, viewMatrix );\n\t\tfloat specularMIPLevel = getSpecularMIPLevel( roughness, maxMIPLevel );\n\t\t#ifdef ENVMAP_TYPE_CUBE\n\t\t\tvec3 queryReflectVec = vec3( flipEnvMap * reflectVec.x, reflectVec.yz );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = textureCubeLodEXT( envMap, queryReflectVec, specularMIPLevel );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = textureCube( envMap, queryReflectVec, specularMIPLevel );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, reflectVec, roughness );\n\t\t#elif defined( ENVMAP_TYPE_EQUIREC )\n\t\t\tvec2 sampleUV = equirectUv( reflectVec );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = texture2DLodEXT( envMap, sampleUV, specularMIPLevel );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = texture2D( envMap, sampleUV, specularMIPLevel );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#elif defined( ENVMAP_TYPE_SPHERE )\n\t\t\tvec3 reflectView = normalize( ( viewMatrix * vec4( reflectVec, 0.0 ) ).xyz + vec3( 0.0,0.0,1.0 ) );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = texture2DLodEXT( envMap, reflectView.xy * 0.5 + 0.5, specularMIPLevel );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = texture2D( envMap, reflectView.xy * 0.5 + 0.5, specularMIPLevel );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#endif\n\t\treturn envMapColor.rgb * envMapIntensity;\n\t}\n#endif",envmap_vertex:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvWorldPosition = worldPosition.xyz;\n\t#else\n\t\tvec3 cameraToVertex;\n\t\tif ( isOrthographic ) { \n\t\t\tcameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToVertex = normalize( worldPosition.xyz - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvReflect = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvReflect = refract( cameraToVertex, worldNormal, refractionRatio );\n\t\t#endif\n\t#endif\n#endif",fog_vertex:"#ifdef USE_FOG\n\tfogDepth = -mvPosition.z;\n#endif",fog_pars_vertex:"#ifdef USE_FOG\n\tvarying float fogDepth;\n#endif",fog_fragment:"#ifdef USE_FOG\n\t#ifdef FOG_EXP2\n\t\tfloat fogFactor = 1.0 - exp( - fogDensity * fogDensity * fogDepth * fogDepth );\n\t#else\n\t\tfloat fogFactor = smoothstep( fogNear, fogFar, fogDepth );\n\t#endif\n\tgl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\n#endif",fog_pars_fragment:"#ifdef USE_FOG\n\tuniform vec3 fogColor;\n\tvarying float fogDepth;\n\t#ifdef FOG_EXP2\n\t\tuniform float fogDensity;\n\t#else\n\t\tuniform float fogNear;\n\t\tuniform float fogFar;\n\t#endif\n#endif",gradientmap_pars_fragment:"#ifdef USE_GRADIENTMAP\n\tuniform sampler2D gradientMap;\n#endif\nvec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {\n\tfloat dotNL = dot( normal, lightDirection );\n\tvec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );\n\t#ifdef USE_GRADIENTMAP\n\t\treturn texture2D( gradientMap, coord ).rgb;\n\t#else\n\t\treturn ( coord.x < 0.7 ) ? vec3( 0.7 ) : vec3( 1.0 );\n\t#endif\n}",lightmap_fragment:"#ifdef USE_LIGHTMAP\n\tvec4 lightMapTexel= texture2D( lightMap, vUv2 );\n\treflectedLight.indirectDiffuse += PI * lightMapTexelToLinear( lightMapTexel ).rgb * lightMapIntensity;\n#endif",lightmap_pars_fragment:"#ifdef USE_LIGHTMAP\n\tuniform sampler2D lightMap;\n\tuniform float lightMapIntensity;\n#endif",lights_lambert_vertex:"vec3 diffuse = vec3( 1.0 );\nGeometricContext geometry;\ngeometry.position = mvPosition.xyz;\ngeometry.normal = normalize( transformedNormal );\ngeometry.viewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( -mvPosition.xyz );\nGeometricContext backGeometry;\nbackGeometry.position = geometry.position;\nbackGeometry.normal = -geometry.normal;\nbackGeometry.viewDir = geometry.viewDir;\nvLightFront = vec3( 0.0 );\nvIndirectFront = vec3( 0.0 );\n#ifdef DOUBLE_SIDED\n\tvLightBack = vec3( 0.0 );\n\tvIndirectBack = vec3( 0.0 );\n#endif\nIncidentLight directLight;\nfloat dotNL;\nvec3 directLightColor_Diffuse;\nvIndirectFront += getAmbientLightIrradiance( ambientLightColor );\nvIndirectFront += getLightProbeIrradiance( lightProbe, geometry );\n#ifdef DOUBLE_SIDED\n\tvIndirectBack += getAmbientLightIrradiance( ambientLightColor );\n\tvIndirectBack += getLightProbeIrradiance( lightProbe, backGeometry );\n#endif\n#if NUM_POINT_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tgetPointDirectLightIrradiance( pointLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tgetSpotDirectLightIrradiance( spotLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if NUM_DIR_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tgetDirectionalDirectLightIrradiance( directionalLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\tvIndirectFront += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry );\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvIndirectBack += getHemisphereLightIrradiance( hemisphereLights[ i ], backGeometry );\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif",lights_pars_begin:"uniform bool receiveShadow;\nuniform vec3 ambientLightColor;\nuniform vec3 lightProbe[ 9 ];\nvec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {\n\tfloat x = normal.x, y = normal.y, z = normal.z;\n\tvec3 result = shCoefficients[ 0 ] * 0.886227;\n\tresult += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;\n\tresult += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;\n\tresult += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;\n\tresult += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;\n\tresult += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;\n\tresult += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );\n\tresult += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;\n\tresult += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );\n\treturn result;\n}\nvec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in GeometricContext geometry ) {\n\tvec3 worldNormal = inverseTransformDirection( geometry.normal, viewMatrix );\n\tvec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );\n\treturn irradiance;\n}\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\n\tvec3 irradiance = ambientLightColor;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\treturn irradiance;\n}\n#if NUM_DIR_LIGHTS > 0\n\tstruct DirectionalLight {\n\t\tvec3 direction;\n\t\tvec3 color;\n\t};\n\tuniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];\n\t#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\tvoid getDirectionalDirectLightIrradiance( const in DirectionalLight directionalLight, const in GeometricContext geometry, out IncidentLight directLight ) {\n\t\tdirectLight.color = directionalLight.color;\n\t\tdirectLight.direction = directionalLight.direction;\n\t\tdirectLight.visible = true;\n\t}\n#endif\n#if NUM_POINT_LIGHTS > 0\n\tstruct PointLight {\n\t\tvec3 position;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t};\n\tuniform PointLight pointLights[ NUM_POINT_LIGHTS ];\n\t#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n\tvoid getPointDirectLightIrradiance( const in PointLight pointLight, const in GeometricContext geometry, out IncidentLight directLight ) {\n\t\tvec3 lVector = pointLight.position - geometry.position;\n\t\tdirectLight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tdirectLight.color = pointLight.color;\n\t\tdirectLight.color *= punctualLightIntensityToIrradianceFactor( lightDistance, pointLight.distance, pointLight.decay );\n\t\tdirectLight.visible = ( directLight.color != vec3( 0.0 ) );\n\t}\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\tstruct SpotLight {\n\t\tvec3 position;\n\t\tvec3 direction;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t\tfloat coneCos;\n\t\tfloat penumbraCos;\n\t};\n\tuniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];\n\t#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\tvoid getSpotDirectLightIrradiance( const in SpotLight spotLight, const in GeometricContext geometry, out IncidentLight directLight ) {\n\t\tvec3 lVector = spotLight.position - geometry.position;\n\t\tdirectLight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tfloat angleCos = dot( directLight.direction, spotLight.direction );\n\t\tif ( angleCos > spotLight.coneCos ) {\n\t\t\tfloat spotEffect = smoothstep( spotLight.coneCos, spotLight.penumbraCos, angleCos );\n\t\t\tdirectLight.color = spotLight.color;\n\t\t\tdirectLight.color *= spotEffect * punctualLightIntensityToIrradianceFactor( lightDistance, spotLight.distance, spotLight.decay );\n\t\t\tdirectLight.visible = true;\n\t\t} else {\n\t\t\tdirectLight.color = vec3( 0.0 );\n\t\t\tdirectLight.visible = false;\n\t\t}\n\t}\n#endif\n#if NUM_RECT_AREA_LIGHTS > 0\n\tstruct RectAreaLight {\n\t\tvec3 color;\n\t\tvec3 position;\n\t\tvec3 halfWidth;\n\t\tvec3 halfHeight;\n\t};\n\tuniform sampler2D ltc_1;\tuniform sampler2D ltc_2;\n\tuniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\tstruct HemisphereLight {\n\t\tvec3 direction;\n\t\tvec3 skyColor;\n\t\tvec3 groundColor;\n\t};\n\tuniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];\n\tvec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in GeometricContext geometry ) {\n\t\tfloat dotNL = dot( geometry.normal, hemiLight.direction );\n\t\tfloat hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n\t\tvec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tirradiance *= PI;\n\t\t#endif\n\t\treturn irradiance;\n\t}\n#endif",lights_toon_fragment:"ToonMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;",lights_toon_pars_fragment:"varying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\nstruct ToonMaterial {\n\tvec3\tdiffuseColor;\n\tvec3\tspecularColor;\n\tfloat\tspecularShininess;\n\tfloat\tspecularStrength;\n};\nvoid RE_Direct_Toon( const in IncidentLight directLight, const in GeometricContext geometry, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 irradiance = getGradientIrradiance( geometry.normal, directLight.direction ) * directLight.color;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\treflectedLight.directDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_Specular_BlinnPhong( directLight, geometry, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in GeometricContext geometry, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Toon\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Toon\n#define Material_LightProbeLOD( material )\t(0)",lights_phong_fragment:"BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;",lights_phong_pars_fragment:"varying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\nstruct BlinnPhongMaterial {\n\tvec3\tdiffuseColor;\n\tvec3\tspecularColor;\n\tfloat\tspecularShininess;\n\tfloat\tspecularStrength;\n};\nvoid RE_Direct_BlinnPhong( const in IncidentLight directLight, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\treflectedLight.directDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_Specular_BlinnPhong( directLight, geometry, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_BlinnPhong\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_BlinnPhong\n#define Material_LightProbeLOD( material )\t(0)",lights_physical_fragment:"PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nvec3 dxy = max( abs( dFdx( geometryNormal ) ), abs( dFdy( geometryNormal ) ) );\nfloat geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );\nmaterial.specularRoughness = max( roughnessFactor, 0.0525 );material.specularRoughness += geometryRoughness;\nmaterial.specularRoughness = min( material.specularRoughness, 1.0 );\n#ifdef REFLECTIVITY\n\tmaterial.specularColor = mix( vec3( MAXIMUM_SPECULAR_COEFFICIENT * pow2( reflectivity ) ), diffuseColor.rgb, metalnessFactor );\n#else\n\tmaterial.specularColor = mix( vec3( DEFAULT_SPECULAR_COEFFICIENT ), diffuseColor.rgb, metalnessFactor );\n#endif\n#ifdef CLEARCOAT\n\tmaterial.clearcoat = clearcoat;\n\tmaterial.clearcoatRoughness = clearcoatRoughness;\n\t#ifdef USE_CLEARCOATMAP\n\t\tmaterial.clearcoat *= texture2D( clearcoatMap, vUv ).x;\n\t#endif\n\t#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\t\tmaterial.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vUv ).y;\n\t#endif\n\tmaterial.clearcoat = saturate( material.clearcoat );\tmaterial.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 );\n\tmaterial.clearcoatRoughness += geometryRoughness;\n\tmaterial.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 );\n#endif\n#ifdef USE_SHEEN\n\tmaterial.sheenColor = sheen;\n#endif",lights_physical_pars_fragment:"struct PhysicalMaterial {\n\tvec3\tdiffuseColor;\n\tfloat\tspecularRoughness;\n\tvec3\tspecularColor;\n#ifdef CLEARCOAT\n\tfloat clearcoat;\n\tfloat clearcoatRoughness;\n#endif\n#ifdef USE_SHEEN\n\tvec3 sheenColor;\n#endif\n};\n#define MAXIMUM_SPECULAR_COEFFICIENT 0.16\n#define DEFAULT_SPECULAR_COEFFICIENT 0.04\nfloat clearcoatDHRApprox( const in float roughness, const in float dotNL ) {\n\treturn DEFAULT_SPECULAR_COEFFICIENT + ( 1.0 - DEFAULT_SPECULAR_COEFFICIENT ) * ( pow( 1.0 - dotNL, 5.0 ) * pow( 1.0 - roughness, 2.0 ) );\n}\n#if NUM_RECT_AREA_LIGHTS > 0\n\tvoid RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 normal = geometry.normal;\n\t\tvec3 viewDir = geometry.viewDir;\n\t\tvec3 position = geometry.position;\n\t\tvec3 lightPos = rectAreaLight.position;\n\t\tvec3 halfWidth = rectAreaLight.halfWidth;\n\t\tvec3 halfHeight = rectAreaLight.halfHeight;\n\t\tvec3 lightColor = rectAreaLight.color;\n\t\tfloat roughness = material.specularRoughness;\n\t\tvec3 rectCoords[ 4 ];\n\t\trectCoords[ 0 ] = lightPos + halfWidth - halfHeight;\t\trectCoords[ 1 ] = lightPos - halfWidth - halfHeight;\n\t\trectCoords[ 2 ] = lightPos - halfWidth + halfHeight;\n\t\trectCoords[ 3 ] = lightPos + halfWidth + halfHeight;\n\t\tvec2 uv = LTC_Uv( normal, viewDir, roughness );\n\t\tvec4 t1 = texture2D( ltc_1, uv );\n\t\tvec4 t2 = texture2D( ltc_2, uv );\n\t\tmat3 mInv = mat3(\n\t\t\tvec3( t1.x, 0, t1.y ),\n\t\t\tvec3( 0, 1, 0 ),\n\t\t\tvec3( t1.z, 0, t1.w )\n\t\t);\n\t\tvec3 fresnel = ( material.specularColor * t2.x + ( vec3( 1.0 ) - material.specularColor ) * t2.y );\n\t\treflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );\n\t\treflectedLight.directDiffuse += lightColor * material.diffuseColor * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );\n\t}\n#endif\nvoid RE_Direct_Physical( const in IncidentLight directLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\t#ifdef CLEARCOAT\n\t\tfloat ccDotNL = saturate( dot( geometry.clearcoatNormal, directLight.direction ) );\n\t\tvec3 ccIrradiance = ccDotNL * directLight.color;\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tccIrradiance *= PI;\n\t\t#endif\n\t\tfloat clearcoatDHR = material.clearcoat * clearcoatDHRApprox( material.clearcoatRoughness, ccDotNL );\n\t\treflectedLight.directSpecular += ccIrradiance * material.clearcoat * BRDF_Specular_GGX( directLight, geometry.viewDir, geometry.clearcoatNormal, vec3( DEFAULT_SPECULAR_COEFFICIENT ), material.clearcoatRoughness );\n\t#else\n\t\tfloat clearcoatDHR = 0.0;\n\t#endif\n\t#ifdef USE_SHEEN\n\t\treflectedLight.directSpecular += ( 1.0 - clearcoatDHR ) * irradiance * BRDF_Specular_Sheen(\n\t\t\tmaterial.specularRoughness,\n\t\t\tdirectLight.direction,\n\t\t\tgeometry,\n\t\t\tmaterial.sheenColor\n\t\t);\n\t#else\n\t\treflectedLight.directSpecular += ( 1.0 - clearcoatDHR ) * irradiance * BRDF_Specular_GGX( directLight, geometry.viewDir, geometry.normal, material.specularColor, material.specularRoughness);\n\t#endif\n\treflectedLight.directDiffuse += ( 1.0 - clearcoatDHR ) * irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {\n\t#ifdef CLEARCOAT\n\t\tfloat ccDotNV = saturate( dot( geometry.clearcoatNormal, geometry.viewDir ) );\n\t\treflectedLight.indirectSpecular += clearcoatRadiance * material.clearcoat * BRDF_Specular_GGX_Environment( geometry.viewDir, geometry.clearcoatNormal, vec3( DEFAULT_SPECULAR_COEFFICIENT ), material.clearcoatRoughness );\n\t\tfloat ccDotNL = ccDotNV;\n\t\tfloat clearcoatDHR = material.clearcoat * clearcoatDHRApprox( material.clearcoatRoughness, ccDotNL );\n\t#else\n\t\tfloat clearcoatDHR = 0.0;\n\t#endif\n\tfloat clearcoatInv = 1.0 - clearcoatDHR;\n\tvec3 singleScattering = vec3( 0.0 );\n\tvec3 multiScattering = vec3( 0.0 );\n\tvec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;\n\tBRDF_Specular_Multiscattering_Environment( geometry, material.specularColor, material.specularRoughness, singleScattering, multiScattering );\n\tvec3 diffuse = material.diffuseColor * ( 1.0 - ( singleScattering + multiScattering ) );\n\treflectedLight.indirectSpecular += clearcoatInv * radiance * singleScattering;\n\treflectedLight.indirectSpecular += multiScattering * cosineWeightedIrradiance;\n\treflectedLight.indirectDiffuse += diffuse * cosineWeightedIrradiance;\n}\n#define RE_Direct\t\t\t\tRE_Direct_Physical\n#define RE_Direct_RectArea\t\tRE_Direct_RectArea_Physical\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Physical\n#define RE_IndirectSpecular\t\tRE_IndirectSpecular_Physical\nfloat computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {\n\treturn saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );\n}",lights_fragment_begin:"\nGeometricContext geometry;\ngeometry.position = - vViewPosition;\ngeometry.normal = normal;\ngeometry.viewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );\n#ifdef CLEARCOAT\n\tgeometry.clearcoatNormal = clearcoatNormal;\n#endif\nIncidentLight directLight;\n#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )\n\tPointLight pointLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tgetPointDirectLightIrradiance( pointLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS )\n\t\tpointLightShadow = pointLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n\tSpotLight spotLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tgetSpotDirectLightIrradiance( spotLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\tspotLightShadow = spotLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\n\tDirectionalLight directionalLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tgetDirectionalDirectLightIrradiance( directionalLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )\n\t\tdirectionalLightShadow = directionalLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )\n\tRectAreaLight rectAreaLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {\n\t\trectAreaLight = rectAreaLights[ i ];\n\t\tRE_Direct_RectArea( rectAreaLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if defined( RE_IndirectDiffuse )\n\tvec3 iblIrradiance = vec3( 0.0 );\n\tvec3 irradiance = getAmbientLightIrradiance( ambientLightColor );\n\tirradiance += getLightProbeIrradiance( lightProbe, geometry );\n\t#if ( NUM_HEMI_LIGHTS > 0 )\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\t\tirradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry );\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if defined( RE_IndirectSpecular )\n\tvec3 radiance = vec3( 0.0 );\n\tvec3 clearcoatRadiance = vec3( 0.0 );\n#endif",lights_fragment_maps:"#if defined( RE_IndirectDiffuse )\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel= texture2D( lightMap, vUv2 );\n\t\tvec3 lightMapIrradiance = lightMapTexelToLinear( lightMapTexel ).rgb * lightMapIntensity;\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tlightMapIrradiance *= PI;\n\t\t#endif\n\t\tirradiance += lightMapIrradiance;\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( STANDARD ) && defined( ENVMAP_TYPE_CUBE_UV )\n\t\tiblIrradiance += getLightProbeIndirectIrradiance( geometry, maxMipLevel );\n\t#endif\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\tradiance += getLightProbeIndirectRadiance( geometry.viewDir, geometry.normal, material.specularRoughness, maxMipLevel );\n\t#ifdef CLEARCOAT\n\t\tclearcoatRadiance += getLightProbeIndirectRadiance( geometry.viewDir, geometry.clearcoatNormal, material.clearcoatRoughness, maxMipLevel );\n\t#endif\n#endif",lights_fragment_end:"#if defined( RE_IndirectDiffuse )\n\tRE_IndirectDiffuse( irradiance, geometry, material, reflectedLight );\n#endif\n#if defined( RE_IndirectSpecular )\n\tRE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometry, material, reflectedLight );\n#endif",logdepthbuf_fragment:"#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n\tgl_FragDepthEXT = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;\n#endif",logdepthbuf_pars_fragment:"#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n\tuniform float logDepthBufFC;\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_pars_vertex:"#ifdef USE_LOGDEPTHBUF\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvarying float vFragDepth;\n\t\tvarying float vIsPerspective;\n\t#else\n\t\tuniform float logDepthBufFC;\n\t#endif\n#endif",logdepthbuf_vertex:"#ifdef USE_LOGDEPTHBUF\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvFragDepth = 1.0 + gl_Position.w;\n\t\tvIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );\n\t#else\n\t\tif ( isPerspectiveMatrix( projectionMatrix ) ) {\n\t\t\tgl_Position.z = log2( max( EPSILON, gl_Position.w + 1.0 ) ) * logDepthBufFC - 1.0;\n\t\t\tgl_Position.z *= gl_Position.w;\n\t\t}\n\t#endif\n#endif",map_fragment:"#ifdef USE_MAP\n\tvec4 texelColor = texture2D( map, vUv );\n\ttexelColor = mapTexelToLinear( texelColor );\n\tdiffuseColor *= texelColor;\n#endif",map_pars_fragment:"#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif",map_particle_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\tvec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;\n#endif\n#ifdef USE_MAP\n\tvec4 mapTexel = texture2D( map, uv );\n\tdiffuseColor *= mapTexelToLinear( mapTexel );\n#endif\n#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, uv ).g;\n#endif",map_particle_pars_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\tuniform mat3 uvTransform;\n#endif\n#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",metalnessmap_fragment:"float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n\tvec4 texelMetalness = texture2D( metalnessMap, vUv );\n\tmetalnessFactor *= texelMetalness.b;\n#endif",metalnessmap_pars_fragment:"#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif",morphnormal_vertex:"#ifdef USE_MORPHNORMALS\n\tobjectNormal *= morphTargetBaseInfluence;\n\tobjectNormal += morphNormal0 * morphTargetInfluences[ 0 ];\n\tobjectNormal += morphNormal1 * morphTargetInfluences[ 1 ];\n\tobjectNormal += morphNormal2 * morphTargetInfluences[ 2 ];\n\tobjectNormal += morphNormal3 * morphTargetInfluences[ 3 ];\n#endif",morphtarget_pars_vertex:"#ifdef USE_MORPHTARGETS\n\tuniform float morphTargetBaseInfluence;\n\t#ifndef USE_MORPHNORMALS\n\tuniform float morphTargetInfluences[ 8 ];\n\t#else\n\tuniform float morphTargetInfluences[ 4 ];\n\t#endif\n#endif",morphtarget_vertex:"#ifdef USE_MORPHTARGETS\n\ttransformed *= morphTargetBaseInfluence;\n\ttransformed += morphTarget0 * morphTargetInfluences[ 0 ];\n\ttransformed += morphTarget1 * morphTargetInfluences[ 1 ];\n\ttransformed += morphTarget2 * morphTargetInfluences[ 2 ];\n\ttransformed += morphTarget3 * morphTargetInfluences[ 3 ];\n\t#ifndef USE_MORPHNORMALS\n\ttransformed += morphTarget4 * morphTargetInfluences[ 4 ];\n\ttransformed += morphTarget5 * morphTargetInfluences[ 5 ];\n\ttransformed += morphTarget6 * morphTargetInfluences[ 6 ];\n\ttransformed += morphTarget7 * morphTargetInfluences[ 7 ];\n\t#endif\n#endif",normal_fragment_begin:"#ifdef FLAT_SHADED\n\tvec3 fdx = vec3( dFdx( vViewPosition.x ), dFdx( vViewPosition.y ), dFdx( vViewPosition.z ) );\n\tvec3 fdy = vec3( dFdy( vViewPosition.x ), dFdy( vViewPosition.y ), dFdy( vViewPosition.z ) );\n\tvec3 normal = normalize( cross( fdx, fdy ) );\n#else\n\tvec3 normal = normalize( vNormal );\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t#endif\n\t#ifdef USE_TANGENT\n\t\tvec3 tangent = normalize( vTangent );\n\t\tvec3 bitangent = normalize( vBitangent );\n\t\t#ifdef DOUBLE_SIDED\n\t\t\ttangent = tangent * ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t\t\tbitangent = bitangent * ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t\t#endif\n\t\t#if defined( TANGENTSPACE_NORMALMAP ) || defined( USE_CLEARCOAT_NORMALMAP )\n\t\t\tmat3 vTBN = mat3( tangent, bitangent, normal );\n\t\t#endif\n\t#endif\n#endif\nvec3 geometryNormal = normal;",normal_fragment_maps:"#ifdef OBJECTSPACE_NORMALMAP\n\tnormal = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\t#ifdef FLIP_SIDED\n\t\tnormal = - normal;\n\t#endif\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t#endif\n\tnormal = normalize( normalMatrix * normal );\n#elif defined( TANGENTSPACE_NORMALMAP )\n\tvec3 mapN = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\tmapN.xy *= normalScale;\n\t#ifdef USE_TANGENT\n\t\tnormal = normalize( vTBN * mapN );\n\t#else\n\t\tnormal = perturbNormal2Arb( -vViewPosition, normal, mapN );\n\t#endif\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( -vViewPosition, normal, dHdxy_fwd() );\n#endif",normalmap_pars_fragment:"#ifdef USE_NORMALMAP\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n#endif\n#ifdef OBJECTSPACE_NORMALMAP\n\tuniform mat3 normalMatrix;\n#endif\n#if ! defined ( USE_TANGENT ) && ( defined ( TANGENTSPACE_NORMALMAP ) || defined ( USE_CLEARCOAT_NORMALMAP ) )\n\tvec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec3 mapN ) {\n\t\tvec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );\n\t\tvec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );\n\t\tvec2 st0 = dFdx( vUv.st );\n\t\tvec2 st1 = dFdy( vUv.st );\n\t\tfloat scale = sign( st1.t * st0.s - st0.t * st1.s );\n\t\tvec3 S = normalize( ( q0 * st1.t - q1 * st0.t ) * scale );\n\t\tvec3 T = normalize( ( - q0 * st1.s + q1 * st0.s ) * scale );\n\t\tvec3 N = normalize( surf_norm );\n\t\tmat3 tsn = mat3( S, T, N );\n\t\tmapN.xy *= ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t\treturn normalize( tsn * mapN );\n\t}\n#endif",clearcoat_normal_fragment_begin:"#ifdef CLEARCOAT\n\tvec3 clearcoatNormal = geometryNormal;\n#endif",clearcoat_normal_fragment_maps:"#ifdef USE_CLEARCOAT_NORMALMAP\n\tvec3 clearcoatMapN = texture2D( clearcoatNormalMap, vUv ).xyz * 2.0 - 1.0;\n\tclearcoatMapN.xy *= clearcoatNormalScale;\n\t#ifdef USE_TANGENT\n\t\tclearcoatNormal = normalize( vTBN * clearcoatMapN );\n\t#else\n\t\tclearcoatNormal = perturbNormal2Arb( - vViewPosition, clearcoatNormal, clearcoatMapN );\n\t#endif\n#endif",clearcoat_pars_fragment:"#ifdef USE_CLEARCOATMAP\n\tuniform sampler2D clearcoatMap;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform sampler2D clearcoatRoughnessMap;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform sampler2D clearcoatNormalMap;\n\tuniform vec2 clearcoatNormalScale;\n#endif",packing:"vec3 packNormalToRGB( const in vec3 normal ) {\n\treturn normalize( normal ) * 0.5 + 0.5;\n}\nvec3 unpackRGBToNormal( const in vec3 rgb ) {\n\treturn 2.0 * rgb.xyz - 1.0;\n}\nconst float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;\nconst vec3 PackFactors = vec3( 256. * 256. * 256., 256. * 256., 256. );\nconst vec4 UnpackFactors = UnpackDownscale / vec4( PackFactors, 1. );\nconst float ShiftRight8 = 1. / 256.;\nvec4 packDepthToRGBA( const in float v ) {\n\tvec4 r = vec4( fract( v * PackFactors ), v );\n\tr.yzw -= r.xyz * ShiftRight8;\treturn r * PackUpscale;\n}\nfloat unpackRGBAToDepth( const in vec4 v ) {\n\treturn dot( v, UnpackFactors );\n}\nvec4 pack2HalfToRGBA( vec2 v ) {\n\tvec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ));\n\treturn vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w);\n}\nvec2 unpackRGBATo2Half( vec4 v ) {\n\treturn vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) );\n}\nfloat viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( viewZ + near ) / ( near - far );\n}\nfloat orthographicDepthToViewZ( const in float linearClipZ, const in float near, const in float far ) {\n\treturn linearClipZ * ( near - far ) - near;\n}\nfloat viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn (( near + viewZ ) * far ) / (( far - near ) * viewZ );\n}\nfloat perspectiveDepthToViewZ( const in float invClipZ, const in float near, const in float far ) {\n\treturn ( near * far ) / ( ( far - near ) * invClipZ - far );\n}",premultiplied_alpha_fragment:"#ifdef PREMULTIPLIED_ALPHA\n\tgl_FragColor.rgb *= gl_FragColor.a;\n#endif",project_vertex:"vec4 mvPosition = vec4( transformed, 1.0 );\n#ifdef USE_INSTANCING\n\tmvPosition = instanceMatrix * mvPosition;\n#endif\nmvPosition = modelViewMatrix * mvPosition;\ngl_Position = projectionMatrix * mvPosition;",dithering_fragment:"#ifdef DITHERING\n\tgl_FragColor.rgb = dithering( gl_FragColor.rgb );\n#endif",dithering_pars_fragment:"#ifdef DITHERING\n\tvec3 dithering( vec3 color ) {\n\t\tfloat grid_position = rand( gl_FragCoord.xy );\n\t\tvec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );\n\t\tdither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );\n\t\treturn color + dither_shift_RGB;\n\t}\n#endif",roughnessmap_fragment:"float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n\tvec4 texelRoughness = texture2D( roughnessMap, vUv );\n\troughnessFactor *= texelRoughness.g;\n#endif",roughnessmap_pars_fragment:"#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif",shadowmap_pars_fragment:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n\tfloat texture2DCompare( sampler2D depths, vec2 uv, float compare ) {\n\t\treturn step( compare, unpackRGBAToDepth( texture2D( depths, uv ) ) );\n\t}\n\tvec2 texture2DDistribution( sampler2D shadow, vec2 uv ) {\n\t\treturn unpackRGBATo2Half( texture2D( shadow, uv ) );\n\t}\n\tfloat VSMShadow (sampler2D shadow, vec2 uv, float compare ){\n\t\tfloat occlusion = 1.0;\n\t\tvec2 distribution = texture2DDistribution( shadow, uv );\n\t\tfloat hard_shadow = step( compare , distribution.x );\n\t\tif (hard_shadow != 1.0 ) {\n\t\t\tfloat distance = compare - distribution.x ;\n\t\t\tfloat variance = max( 0.00000, distribution.y * distribution.y );\n\t\t\tfloat softness_probability = variance / (variance + distance * distance );\t\t\tsoftness_probability = clamp( ( softness_probability - 0.3 ) / ( 0.95 - 0.3 ), 0.0, 1.0 );\t\t\tocclusion = clamp( max( hard_shadow, softness_probability ), 0.0, 1.0 );\n\t\t}\n\t\treturn occlusion;\n\t}\n\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\tfloat shadow = 1.0;\n\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\tshadowCoord.z += shadowBias;\n\t\tbvec4 inFrustumVec = bvec4 ( shadowCoord.x >= 0.0, shadowCoord.x <= 1.0, shadowCoord.y >= 0.0, shadowCoord.y <= 1.0 );\n\t\tbool inFrustum = all( inFrustumVec );\n\t\tbvec2 frustumTestVec = bvec2( inFrustum, shadowCoord.z <= 1.0 );\n\t\tbool frustumTest = all( frustumTestVec );\n\t\tif ( frustumTest ) {\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx0 = - texelSize.x * shadowRadius;\n\t\t\tfloat dy0 = - texelSize.y * shadowRadius;\n\t\t\tfloat dx1 = + texelSize.x * shadowRadius;\n\t\t\tfloat dy1 = + texelSize.y * shadowRadius;\n\t\t\tfloat dx2 = dx0 / 2.0;\n\t\t\tfloat dy2 = dy0 / 2.0;\n\t\t\tfloat dx3 = dx1 / 2.0;\n\t\t\tfloat dy3 = dy1 / 2.0;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )\n\t\t\t) * ( 1.0 / 17.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_PCF_SOFT )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx = texelSize.x;\n\t\t\tfloat dy = texelSize.y;\n\t\t\tvec2 uv = shadowCoord.xy;\n\t\t\tvec2 f = fract( uv * shadowMapSize + 0.5 );\n\t\t\tuv -= f * texelSize;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, uv, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( dx, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( 0.0, dy ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + texelSize, shadowCoord.z ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, 0.0 ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 0.0 ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, dy ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, dy ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( 0.0, -dy ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 0.0, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( dx, -dy ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( mix( texture2DCompare( shadowMap, uv + vec2( -dx, -dy ), shadowCoord.z ), \n\t\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, -dy ), shadowCoord.z ),\n\t\t\t\t\t\t f.x ),\n\t\t\t\t\t mix( texture2DCompare( shadowMap, uv + vec2( -dx, 2.0 * dy ), shadowCoord.z ), \n\t\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t\t f.x ),\n\t\t\t\t\t f.y )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_VSM )\n\t\t\tshadow = VSMShadow( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#else\n\t\t\tshadow = texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#endif\n\t\t}\n\t\treturn shadow;\n\t}\n\tvec2 cubeToUV( vec3 v, float texelSizeY ) {\n\t\tvec3 absV = abs( v );\n\t\tfloat scaleToCube = 1.0 / max( absV.x, max( absV.y, absV.z ) );\n\t\tabsV *= scaleToCube;\n\t\tv *= scaleToCube * ( 1.0 - 2.0 * texelSizeY );\n\t\tvec2 planar = v.xy;\n\t\tfloat almostATexel = 1.5 * texelSizeY;\n\t\tfloat almostOne = 1.0 - almostATexel;\n\t\tif ( absV.z >= almostOne ) {\n\t\t\tif ( v.z > 0.0 )\n\t\t\t\tplanar.x = 4.0 - v.x;\n\t\t} else if ( absV.x >= almostOne ) {\n\t\t\tfloat signX = sign( v.x );\n\t\t\tplanar.x = v.z * signX + 2.0 * signX;\n\t\t} else if ( absV.y >= almostOne ) {\n\t\t\tfloat signY = sign( v.y );\n\t\t\tplanar.x = v.x + 2.0 * signY + 2.0;\n\t\t\tplanar.y = v.z * signY - 2.0;\n\t\t}\n\t\treturn vec2( 0.125, 0.25 ) * planar + vec2( 0.375, 0.75 );\n\t}\n\tfloat getPointShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tvec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tfloat dp = ( length( lightToPosition ) - shadowCameraNear ) / ( shadowCameraFar - shadowCameraNear );\t\tdp += shadowBias;\n\t\tvec3 bd3D = normalize( lightToPosition );\n\t\t#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT ) || defined( SHADOWMAP_TYPE_VSM )\n\t\t\tvec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;\n\t\t\treturn (\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#else\n\t\t\treturn texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );\n\t\t#endif\n\t}\n#endif",shadowmap_pars_vertex:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 spotShadowMatrix[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n#endif",shadowmap_vertex:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * worldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tvSpotShadowCoord[ i ] = spotShadowMatrix[ i ] * worldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * worldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n#endif",shadowmask_pars_fragment:"float getShadowMask() {\n\tfloat shadow = 1.0;\n\t#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tdirectionalLight = directionalLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tspotLight = spotLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowBias, spotLight.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tpointLight = pointLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#endif\n\treturn shadow;\n}",skinbase_vertex:"#ifdef USE_SKINNING\n\tmat4 boneMatX = getBoneMatrix( skinIndex.x );\n\tmat4 boneMatY = getBoneMatrix( skinIndex.y );\n\tmat4 boneMatZ = getBoneMatrix( skinIndex.z );\n\tmat4 boneMatW = getBoneMatrix( skinIndex.w );\n#endif",skinning_pars_vertex:"#ifdef USE_SKINNING\n\tuniform mat4 bindMatrix;\n\tuniform mat4 bindMatrixInverse;\n\t#ifdef BONE_TEXTURE\n\t\tuniform highp sampler2D boneTexture;\n\t\tuniform int boneTextureSize;\n\t\tmat4 getBoneMatrix( const in float i ) {\n\t\t\tfloat j = i * 4.0;\n\t\t\tfloat x = mod( j, float( boneTextureSize ) );\n\t\t\tfloat y = floor( j / float( boneTextureSize ) );\n\t\t\tfloat dx = 1.0 / float( boneTextureSize );\n\t\t\tfloat dy = 1.0 / float( boneTextureSize );\n\t\t\ty = dy * ( y + 0.5 );\n\t\t\tvec4 v1 = texture2D( boneTexture, vec2( dx * ( x + 0.5 ), y ) );\n\t\t\tvec4 v2 = texture2D( boneTexture, vec2( dx * ( x + 1.5 ), y ) );\n\t\t\tvec4 v3 = texture2D( boneTexture, vec2( dx * ( x + 2.5 ), y ) );\n\t\t\tvec4 v4 = texture2D( boneTexture, vec2( dx * ( x + 3.5 ), y ) );\n\t\t\tmat4 bone = mat4( v1, v2, v3, v4 );\n\t\t\treturn bone;\n\t\t}\n\t#else\n\t\tuniform mat4 boneMatrices[ MAX_BONES ];\n\t\tmat4 getBoneMatrix( const in float i ) {\n\t\t\tmat4 bone = boneMatrices[ int(i) ];\n\t\t\treturn bone;\n\t\t}\n\t#endif\n#endif",skinning_vertex:"#ifdef USE_SKINNING\n\tvec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );\n\tvec4 skinned = vec4( 0.0 );\n\tskinned += boneMatX * skinVertex * skinWeight.x;\n\tskinned += boneMatY * skinVertex * skinWeight.y;\n\tskinned += boneMatZ * skinVertex * skinWeight.z;\n\tskinned += boneMatW * skinVertex * skinWeight.w;\n\ttransformed = ( bindMatrixInverse * skinned ).xyz;\n#endif",skinnormal_vertex:"#ifdef USE_SKINNING\n\tmat4 skinMatrix = mat4( 0.0 );\n\tskinMatrix += skinWeight.x * boneMatX;\n\tskinMatrix += skinWeight.y * boneMatY;\n\tskinMatrix += skinWeight.z * boneMatZ;\n\tskinMatrix += skinWeight.w * boneMatW;\n\tskinMatrix = bindMatrixInverse * skinMatrix * bindMatrix;\n\tobjectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;\n\t#ifdef USE_TANGENT\n\t\tobjectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#endif\n#endif",specularmap_fragment:"float specularStrength;\n#ifdef USE_SPECULARMAP\n\tvec4 texelSpecular = texture2D( specularMap, vUv );\n\tspecularStrength = texelSpecular.r;\n#else\n\tspecularStrength = 1.0;\n#endif",specularmap_pars_fragment:"#ifdef USE_SPECULARMAP\n\tuniform sampler2D specularMap;\n#endif",tonemapping_fragment:"#if defined( TONE_MAPPING )\n\tgl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n#endif",tonemapping_pars_fragment:"#ifndef saturate\n#define saturate(a) clamp( a, 0.0, 1.0 )\n#endif\nuniform float toneMappingExposure;\nuniform float toneMappingWhitePoint;\nvec3 LinearToneMapping( vec3 color ) {\n\treturn toneMappingExposure * color;\n}\nvec3 ReinhardToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( color / ( vec3( 1.0 ) + color ) );\n}\n#define Uncharted2Helper( x ) max( ( ( x * ( 0.15 * x + 0.10 * 0.50 ) + 0.20 * 0.02 ) / ( x * ( 0.15 * x + 0.50 ) + 0.20 * 0.30 ) ) - 0.02 / 0.30, vec3( 0.0 ) )\nvec3 Uncharted2ToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( Uncharted2Helper( color ) / Uncharted2Helper( vec3( toneMappingWhitePoint ) ) );\n}\nvec3 OptimizedCineonToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\tcolor = max( vec3( 0.0 ), color - 0.004 );\n\treturn pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );\n}\nvec3 ACESFilmicToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( ( color * ( 2.51 * color + 0.03 ) ) / ( color * ( 2.43 * color + 0.59 ) + 0.14 ) );\n}",uv_pars_fragment:"#if ( defined( USE_UV ) && ! defined( UVS_VERTEX_ONLY ) )\n\tvarying vec2 vUv;\n#endif",uv_pars_vertex:"#ifdef USE_UV\n\t#ifdef UVS_VERTEX_ONLY\n\t\tvec2 vUv;\n\t#else\n\t\tvarying vec2 vUv;\n\t#endif\n\tuniform mat3 uvTransform;\n#endif",uv_vertex:"#ifdef USE_UV\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n#endif",uv2_pars_fragment:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvarying vec2 vUv2;\n#endif",uv2_pars_vertex:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tattribute vec2 uv2;\n\tvarying vec2 vUv2;\n\tuniform mat3 uv2Transform;\n#endif",uv2_vertex:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvUv2 = ( uv2Transform * vec3( uv2, 1 ) ).xy;\n#endif",worldpos_vertex:"#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP )\n\tvec4 worldPosition = vec4( transformed, 1.0 );\n\t#ifdef USE_INSTANCING\n\t\tworldPosition = instanceMatrix * worldPosition;\n\t#endif\n\tworldPosition = modelMatrix * worldPosition;\n#endif",background_frag:"uniform sampler2D t2D;\nvarying vec2 vUv;\nvoid main() {\n\tvec4 texColor = texture2D( t2D, vUv );\n\tgl_FragColor = mapTexelToLinear( texColor );\n\t#include \n\t#include \n}",background_vert:"varying vec2 vUv;\nuniform mat3 uvTransform;\nvoid main() {\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\tgl_Position = vec4( position.xy, 1.0, 1.0 );\n}",cube_frag:"#include \nuniform float opacity;\nvarying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvec3 vReflect = vWorldDirection;\n\t#include \n\tgl_FragColor = envColor;\n\tgl_FragColor.a *= opacity;\n\t#include \n\t#include \n}",cube_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n\tgl_Position.z = gl_Position.w;\n}",depth_frag:"#if DEPTH_PACKING == 3200\n\tuniform float opacity;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( 1.0 );\n\t#if DEPTH_PACKING == 3200\n\t\tdiffuseColor.a = opacity;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\tfloat fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;\n\t#if DEPTH_PACKING == 3200\n\t\tgl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );\n\t#elif DEPTH_PACKING == 3201\n\t\tgl_FragColor = packDepthToRGBA( fragCoordZ );\n\t#endif\n}",depth_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvHighPrecisionZW = gl_Position.zw;\n}",distanceRGBA_frag:"#define DISTANCE\nuniform vec3 referencePosition;\nuniform float nearDistance;\nuniform float farDistance;\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main () {\n\t#include \n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include \n\t#include \n\t#include \n\tfloat dist = length( vWorldPosition - referencePosition );\n\tdist = ( dist - nearDistance ) / ( farDistance - nearDistance );\n\tdist = saturate( dist );\n\tgl_FragColor = packDepthToRGBA( dist );\n}",distanceRGBA_vert:"#define DISTANCE\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvWorldPosition = worldPosition.xyz;\n}",equirect_frag:"uniform sampler2D tEquirect;\nvarying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvec3 direction = normalize( vWorldDirection );\n\tvec2 sampleUV = equirectUv( direction );\n\tvec4 texColor = texture2D( tEquirect, sampleUV );\n\tgl_FragColor = mapTexelToLinear( texColor );\n\t#include \n\t#include \n}",equirect_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n}",linedashed_frag:"uniform vec3 diffuse;\nuniform float opacity;\nuniform float dashSize;\nuniform float totalSize;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tif ( mod( vLineDistance, totalSize ) > dashSize ) {\n\t\tdiscard;\n\t}\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n}",linedashed_vert:"uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvLineDistance = scale * lineDistance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshbasic_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\t#ifdef USE_LIGHTMAP\n\t\n\t\tvec4 lightMapTexel= texture2D( lightMap, vUv2 );\n\t\treflectedLight.indirectDiffuse += lightMapTexelToLinear( lightMapTexel ).rgb * lightMapIntensity;\n\t#else\n\t\treflectedLight.indirectDiffuse += vec3( 1.0 );\n\t#endif\n\t#include \n\treflectedLight.indirectDiffuse *= diffuseColor.rgb;\n\tvec3 outgoingLight = reflectedLight.indirectDiffuse;\n\t#include \n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshbasic_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef USE_ENVMAP\n\t#include \n\t#include \n\t#include \n\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshlambert_frag:"uniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\nvarying vec3 vLightFront;\nvarying vec3 vIndirectFront;\n#ifdef DOUBLE_SIDED\n\tvarying vec3 vLightBack;\n\tvarying vec3 vIndirectBack;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef DOUBLE_SIDED\n\t\treflectedLight.indirectDiffuse += ( gl_FrontFacing ) ? vIndirectFront : vIndirectBack;\n\t#else\n\t\treflectedLight.indirectDiffuse += vIndirectFront;\n\t#endif\n\t#include \n\treflectedLight.indirectDiffuse *= BRDF_Diffuse_Lambert( diffuseColor.rgb );\n\t#ifdef DOUBLE_SIDED\n\t\treflectedLight.directDiffuse = ( gl_FrontFacing ) ? vLightFront : vLightBack;\n\t#else\n\t\treflectedLight.directDiffuse = vLightFront;\n\t#endif\n\treflectedLight.directDiffuse *= BRDF_Diffuse_Lambert( diffuseColor.rgb ) * getShadowMask();\n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include \n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshlambert_vert:"#define LAMBERT\nvarying vec3 vLightFront;\nvarying vec3 vIndirectFront;\n#ifdef DOUBLE_SIDED\n\tvarying vec3 vLightBack;\n\tvarying vec3 vIndirectBack;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshmatcap_frag:"#define MATCAP\nuniform vec3 diffuse;\nuniform float opacity;\nuniform sampler2D matcap;\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 viewDir = normalize( vViewPosition );\n\tvec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );\n\tvec3 y = cross( viewDir, x );\n\tvec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;\n\t#ifdef USE_MATCAP\n\t\tvec4 matcapColor = texture2D( matcap, uv );\n\t\tmatcapColor = matcapTexelToLinear( matcapColor );\n\t#else\n\t\tvec4 matcapColor = vec4( 1.0 );\n\t#endif\n\tvec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshmatcap_vert:"#define MATCAP\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifndef FLAT_SHADED\n\t\tvNormal = normalize( transformedNormal );\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n}",meshtoon_frag:"#define TOON\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshtoon_vert:"#define TOON\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n}",meshphong_frag:"#define PHONG\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#include \n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphong_vert:"#define PHONG\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphysical_frag:"#define STANDARD\n#ifdef PHYSICAL\n\t#define REFLECTIVITY\n\t#define CLEARCOAT\n\t#define TRANSPARENCY\n#endif\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifdef TRANSPARENCY\n\tuniform float transparency;\n#endif\n#ifdef REFLECTIVITY\n\tuniform float reflectivity;\n#endif\n#ifdef CLEARCOAT\n\tuniform float clearcoat;\n\tuniform float clearcoatRoughness;\n#endif\n#ifdef USE_SHEEN\n\tuniform vec3 sheen;\n#endif\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#ifdef TRANSPARENCY\n\t\tdiffuseColor.a *= saturate( 1. - transparency + linearToRelativeLuminance( reflectedLight.directSpecular + reflectedLight.indirectSpecular ) );\n\t#endif\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphysical_vert:"#define STANDARD\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n\t#ifdef USE_TANGENT\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\t#endif\n#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n}",normal_frag:"#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\tgl_FragColor = vec4( packNormalToRGB( normal ), opacity );\n}",normal_vert:"#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n\t#ifdef USE_TANGENT\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\t#endif\n#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}",points_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n}",points_vert:"uniform float size;\nuniform float scale;\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\tgl_PointSize = size;\n\t#ifdef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) gl_PointSize *= ( scale / - mvPosition.z );\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n}",shadow_frag:"uniform vec3 color;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tgl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );\n\t#include \n\t#include \n\t#include \n}",shadow_vert:"#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",sprite_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n}",sprite_vert:"uniform float rotation;\nuniform vec2 center;\n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 mvPosition = modelViewMatrix * vec4( 0.0, 0.0, 0.0, 1.0 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_,M,S=r+u,T=Ai(l,35633,i+h),E=Ai(l,35632,S);if(l.attachShader(x,T),l.attachShader(x,E),void 0!==n.index0AttributeName?l.bindAttribLocation(x,0,n.index0AttributeName):!0===n.morphTargets&&l.bindAttribLocation(x,0,"position"),l.linkProgram(x),e.debug.checkShaderErrors){var A=l.getProgramInfoLog(x).trim(),L=l.getShaderInfoLog(T).trim(),R=l.getShaderInfoLog(E).trim(),P=!0,C=!0;if(!1===l.getProgramParameter(x,35714)){P=!1;var O=Pi(l,T,"vertex"),I=Pi(l,E,"fragment");console.error("THREE.WebGLProgram: shader error: ",l.getError(),"35715",l.getProgramParameter(x,35715),"gl.getProgramInfoLog",A,O,I)}else""!==A?console.warn("THREE.WebGLProgram: gl.getProgramInfoLog()",A):""!==L&&""!==R||(C=!1);C&&(this.diagnostics={runnable:P,programLog:A,vertexShader:{log:L,prefix:i},fragmentShader:{log:R,prefix:r}})}return l.deleteShader(T),l.deleteShader(E),this.getUniforms=function(){return void 0===_&&(_=new Ei(l,x)),_},this.getAttributes=function(){return void 0===M&&(M=function(e,t){for(var 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0!==i.depthPacking&&i.depthPacking,index0AttributeName:i.index0AttributeName,extensionDerivatives:i.extensions&&i.extensions.derivatives,extensionFragDepth:i.extensions&&i.extensions.fragDepth,extensionDrawBuffers:i.extensions&&i.extensions.drawBuffers,extensionShaderTextureLOD:i.extensions&&i.extensions.shaderTextureLOD,rendererExtensionFragDepth:r||null!==t.get("EXT_frag_depth"),rendererExtensionDrawBuffers:r||null!==t.get("WEBGL_draw_buffers"),rendererExtensionShaderTextureLod:r||null!==t.get("EXT_shader_texture_lod"),onBeforeCompile:i.onBeforeCompile}},this.getProgramCacheKey=function(t){var n=[];if(t.shaderID?n.push(t.shaderID):(n.push(t.fragmentShader),n.push(t.vertexShader)),void 0!==t.defines)for(var i in t.defines)n.push(i),n.push(t.defines[i]);if(void 0===t.isRawShaderMaterial){for(var r=0;r1&&n.sort(e||Yi),i.length>1&&i.sort(t||Ji)}}}function Ki(){var e=new WeakMap;function t(n){var i=n.target;i.removeEventListener("dispose",t),e.delete(i)}return{get:function(n,i){var r,a=e.get(n);return void 0===a?(r=new Zi,e.set(n,new WeakMap),e.get(n).set(i,r),n.addEventListener("dispose",t)):void 0===(r=a.get(i))&&(r=new Zi,a.set(i,r)),r},dispose:function(){e=new WeakMap}}}function Qi(){var e={};return{get:function(t){if(void 0!==e[t.id])return e[t.id];var n;switch(t.type){case"DirectionalLight":n={direction:new D,color:new Ke};break;case"SpotLight":n={position:new D,direction:new D,color:new Ke,distance:0,coneCos:0,penumbraCos:0,decay:0};break;case"PointLight":n={position:new D,color:new Ke,distance:0,decay:0};break;case"HemisphereLight":n={direction:new D,skyColor:new Ke,groundColor:new Ke};break;case"RectAreaLight":n={color:new Ke,position:new D,halfWidth:new D,halfHeight:new D}}return e[t.id]=n,n}}}var $i=0;function er(e,t){return(t.castShadow?1:0)-(e.castShadow?1:0)}function tr(){for(var e,t=new Qi,n=(e={},{get:function(t){if(void 0!==e[t.id])return e[t.id];var n;switch(t.type){case"DirectionalLight":case"SpotLight":n={shadowBias:0,shadowRadius:1,shadowMapSize:new M};break;case"PointLight":n={shadowBias:0,shadowRadius:1,shadowMapSize:new M,shadowCameraNear:1,shadowCameraFar:1e3}}return e[t.id]=n,n}}),i={version:0,hash:{directionalLength:-1,pointLength:-1,spotLength:-1,rectAreaLength:-1,hemiLength:-1,numDirectionalShadows:-1,numPointShadows:-1,numSpotShadows:-1},ambient:[0,0,0],probe:[],directional:[],directionalShadow:[],directionalShadowMap:[],directionalShadowMatrix:[],spot:[],spotShadow:[],spotShadowMap:[],spotShadowMatrix:[],rectArea:[],point:[],pointShadow:[],pointShadowMap:[],pointShadowMatrix:[],hemi:[]},r=0;r<9;r++)i.probe.push(new D);var a=new D,o=new k,s=new k;return{setup:function(e,r,l){for(var c=0,h=0,u=0,p=0;p<9;p++)i.probe[p].set(0,0,0);var d=0,f=0,m=0,g=0,v=0,y=0,x=0,b=0,w=l.matrixWorldInverse;e.sort(er),p=0;for(var _=e.length;p<_;p++){var M=e[p],S=M.color,T=M.intensity,E=M.distance,A=M.shadow&&M.shadow.map?M.shadow.map.texture:null;if(M.isAmbientLight)c+=S.r*T,h+=S.g*T,u+=S.b*T;else if(M.isLightProbe)for(var L=0;L<9;L++)i.probe[L].addScaledVector(M.sh.coefficients[L],T);else if(M.isDirectionalLight){if((C=t.get(M)).color.copy(M.color).multiplyScalar(M.intensity),C.direction.setFromMatrixPosition(M.matrixWorld),a.setFromMatrixPosition(M.target.matrixWorld),C.direction.sub(a),C.direction.transformDirection(w),M.castShadow){var R=M.shadow;(P=n.get(M)).shadowBias=R.bias,P.shadowRadius=R.radius,P.shadowMapSize=R.mapSize,i.directionalShadow[d]=P,i.directionalShadowMap[d]=A,i.directionalShadowMatrix[d]=M.shadow.matrix,y++}i.directional[d]=C,d++}else if(M.isSpotLight){if((C=t.get(M)).position.setFromMatrixPosition(M.matrixWorld),C.position.applyMatrix4(w),C.color.copy(S).multiplyScalar(T),C.distance=E,C.direction.setFromMatrixPosition(M.matrixWorld),a.setFromMatrixPosition(M.target.matrixWorld),C.direction.sub(a),C.direction.transformDirection(w),C.coneCos=Math.cos(M.angle),C.penumbraCos=Math.cos(M.angle*(1-M.penumbra)),C.decay=M.decay,M.castShadow){R=M.shadow;(P=n.get(M)).shadowBias=R.bias,P.shadowRadius=R.radius,P.shadowMapSize=R.mapSize,i.spotShadow[m]=P,i.spotShadowMap[m]=A,i.spotShadowMatrix[m]=M.shadow.matrix,b++}i.spot[m]=C,m++}else if(M.isRectAreaLight){(C=t.get(M)).color.copy(S).multiplyScalar(T),C.position.setFromMatrixPosition(M.matrixWorld),C.position.applyMatrix4(w),s.identity(),o.copy(M.matrixWorld),o.premultiply(w),s.extractRotation(o),C.halfWidth.set(.5*M.width,0,0),C.halfHeight.set(0,.5*M.height,0),C.halfWidth.applyMatrix4(s),C.halfHeight.applyMatrix4(s),i.rectArea[g]=C,g++}else if(M.isPointLight){if((C=t.get(M)).position.setFromMatrixPosition(M.matrixWorld),C.position.applyMatrix4(w),C.color.copy(M.color).multiplyScalar(M.intensity),C.distance=M.distance,C.decay=M.decay,M.castShadow){var P;R=M.shadow;(P=n.get(M)).shadowBias=R.bias,P.shadowRadius=R.radius,P.shadowMapSize=R.mapSize,P.shadowCameraNear=R.camera.near,P.shadowCameraFar=R.camera.far,i.pointShadow[f]=P,i.pointShadowMap[f]=A,i.pointShadowMatrix[f]=M.shadow.matrix,x++}i.point[f]=C,f++}else if(M.isHemisphereLight){var C;(C=t.get(M)).direction.setFromMatrixPosition(M.matrixWorld),C.direction.transformDirection(w),C.direction.normalize(),C.skyColor.copy(M.color).multiplyScalar(T),C.groundColor.copy(M.groundColor).multiplyScalar(T),i.hemi[v]=C,v++}}i.ambient[0]=c,i.ambient[1]=h,i.ambient[2]=u;var O=i.hash;O.directionalLength===d&&O.pointLength===f&&O.spotLength===m&&O.rectAreaLength===g&&O.hemiLength===v&&O.numDirectionalShadows===y&&O.numPointShadows===x&&O.numSpotShadows===b||(i.directional.length=d,i.spot.length=m,i.rectArea.length=g,i.point.length=f,i.hemi.length=v,i.directionalShadow.length=y,i.directionalShadowMap.length=y,i.pointShadow.length=x,i.pointShadowMap.length=x,i.spotShadow.length=b,i.spotShadowMap.length=b,i.directionalShadowMatrix.length=y,i.pointShadowMatrix.length=x,i.spotShadowMatrix.length=b,O.directionalLength=d,O.pointLength=f,O.spotLength=m,O.rectAreaLength=g,O.hemiLength=v,O.numDirectionalShadows=y,O.numPointShadows=x,O.numSpotShadows=b,i.version=$i++)},state:i}}function nr(){var e=new tr,t=[],n=[];return{init:function(){t.length=0,n.length=0},state:{lightsArray:t,shadowsArray:n,lights:e},setupLights:function(i){e.setup(t,n,i)},pushLight:function(e){t.push(e)},pushShadow:function(e){n.push(e)}}}function ir(){var e=new WeakMap;function t(n){var i=n.target;i.removeEventListener("dispose",t),e.delete(i)}return{get:function(n,i){var r;return!1===e.has(n)?(r=new nr,e.set(n,new WeakMap),e.get(n).set(i,r),n.addEventListener("dispose",t)):!1===e.get(n).has(i)?(r=new nr,e.get(n).set(i,r)):r=e.get(n).get(i),r},dispose:function(){e=new WeakMap}}}function rr(e){it.call(this),this.type="MeshDepthMaterial",this.depthPacking=3200,this.skinning=!1,this.morphTargets=!1,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.setValues(e)}function ar(e){it.call(this),this.type="MeshDistanceMaterial",this.referencePosition=new D,this.nearDistance=1,this.farDistance=1e3,this.skinning=!1,this.morphTargets=!1,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.fog=!1,this.setValues(e)}rr.prototype=Object.create(it.prototype),rr.prototype.constructor=rr,rr.prototype.isMeshDepthMaterial=!0,rr.prototype.copy=function(e){return it.prototype.copy.call(this,e),this.depthPacking=e.depthPacking,this.skinning=e.skinning,this.morphTargets=e.morphTargets,this.map=e.map,this.alphaMap=e.alphaMap,this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this},ar.prototype=Object.create(it.prototype),ar.prototype.constructor=ar,ar.prototype.isMeshDistanceMaterial=!0,ar.prototype.copy=function(e){return it.prototype.copy.call(this,e),this.referencePosition.copy(e.referencePosition),this.nearDistance=e.nearDistance,this.farDistance=e.farDistance,this.skinning=e.skinning,this.morphTargets=e.morphTargets,this.map=e.map,this.alphaMap=e.alphaMap,this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this};function or(e,t,n){var i=new hn,r=new M,a=new M,o=new L,s=[],l=[],c={},h={0:1,1:0,2:2},u=new tn({defines:{SAMPLE_RATE:2/8,HALF_SAMPLE_RATE:1/8},uniforms:{shadow_pass:{value:null},resolution:{value:new M},radius:{value:4}},vertexShader:"void main() {\n\tgl_Position = vec4( position, 1.0 );\n}",fragmentShader:"uniform sampler2D shadow_pass;\nuniform vec2 resolution;\nuniform float radius;\n#include \nvoid main() {\n float mean = 0.0;\n float squared_mean = 0.0;\n\tfloat depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy ) / resolution ) );\n for ( float i = -1.0; i < 1.0 ; i += SAMPLE_RATE) {\n #ifdef HORIZONAL_PASS\n vec2 distribution = unpackRGBATo2Half( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( i, 0.0 ) * radius ) / resolution ) );\n mean += distribution.x;\n squared_mean += distribution.y * distribution.y + distribution.x * distribution.x;\n #else\n float depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( 0.0, i ) * radius ) / resolution ) );\n mean += depth;\n squared_mean += depth * depth;\n #endif\n }\n mean = mean * HALF_SAMPLE_RATE;\n squared_mean = squared_mean * HALF_SAMPLE_RATE;\n float std_dev = sqrt( squared_mean - mean * mean );\n gl_FragColor = pack2HalfToRGBA( vec2( mean, std_dev ) );\n}"}),p=u.clone();p.defines.HORIZONAL_PASS=1;var d=new Tt;d.setAttribute("position",new ot(new Float32Array([-1,-1,.5,3,-1,.5,-1,3,.5]),3));var f=new Vt(d,u),m=this;function g(n,i){var r=t.update(f);u.uniforms.shadow_pass.value=n.map.texture,u.uniforms.resolution.value=n.mapSize,u.uniforms.radius.value=n.radius,e.setRenderTarget(n.mapPass),e.clear(),e.renderBufferDirect(i,null,r,u,f,null),p.uniforms.shadow_pass.value=n.mapPass.texture,p.uniforms.resolution.value=n.mapSize,p.uniforms.radius.value=n.radius,e.setRenderTarget(n.map),e.clear(),e.renderBufferDirect(i,null,r,p,f,null)}function v(e,t,n){var i=e<<0|t<<1|n<<2,r=s[i];return void 0===r&&(r=new rr({depthPacking:3201,morphTargets:e,skinning:t}),s[i]=r),r}function y(e,t,n){var i=e<<0|t<<1|n<<2,r=l[i];return void 0===r&&(r=new ar({morphTargets:e,skinning:t}),l[i]=r),r}function x(t,n,i,r,a,o,s){var l=null,u=v,p=t.customDepthMaterial;if(!0===r.isPointLight&&(u=y,p=t.customDistanceMaterial),void 0===p){var d=!1;!0===i.morphTargets&&(d=n.morphAttributes&&n.morphAttributes.position&&n.morphAttributes.position.length>0);var f=!1;!0===t.isSkinnedMesh&&(!0===i.skinning?f=!0:console.warn("THREE.WebGLShadowMap: THREE.SkinnedMesh with material.skinning set to false:",t)),l=u(d,f,!0===t.isInstancedMesh)}else l=p;if(e.localClippingEnabled&&!0===i.clipShadows&&0!==i.clippingPlanes.length){var m=l.uuid,g=i.uuid,x=c[m];void 0===x&&(x={},c[m]=x);var b=x[g];void 0===b&&(b=l.clone(),x[g]=b),l=b}return l.visible=i.visible,l.wireframe=i.wireframe,l.side=3===s?null!==i.shadowSide?i.shadowSide:i.side:null!==i.shadowSide?i.shadowSide:h[i.side],l.clipShadows=i.clipShadows,l.clippingPlanes=i.clippingPlanes,l.clipIntersection=i.clipIntersection,l.wireframeLinewidth=i.wireframeLinewidth,l.linewidth=i.linewidth,!0===r.isPointLight&&!0===l.isMeshDistanceMaterial&&(l.referencePosition.setFromMatrixPosition(r.matrixWorld),l.nearDistance=a,l.farDistance=o),l}function b(n,r,a,o,s){if(!1!==n.visible){if(n.layers.test(r.layers)&&(n.isMesh||n.isLine||n.isPoints)&&(n.castShadow||n.receiveShadow&&3===s)&&(!n.frustumCulled||i.intersectsObject(n))){n.modelViewMatrix.multiplyMatrices(a.matrixWorldInverse,n.matrixWorld);var l=t.update(n),c=n.material;if(Array.isArray(c))for(var h=l.groups,u=0,p=h.length;un||r.y>n)&&(r.x>n&&(a.x=Math.floor(n/x.x),r.x=a.x*x.x,y.mapSize.x=a.x),r.y>n&&(a.y=Math.floor(n/x.y),r.y=a.y*x.y,y.mapSize.y=a.y)),null===y.map&&!y.isPointLightShadow&&3===this.type){var w={minFilter:1006,magFilter:1006,format:1023};y.map=new R(r.x,r.y,w),y.map.texture.name=v.name+".shadowMap",y.mapPass=new R(r.x,r.y,w),y.camera.updateProjectionMatrix()}if(null===y.map){w={minFilter:1003,magFilter:1003,format:1023};y.map=new R(r.x,r.y,w),y.map.texture.name=v.name+".shadowMap",y.camera.updateProjectionMatrix()}e.setRenderTarget(y.map),e.clear();for(var _=y.getViewportCount(),M=0;M<_;M++){var S=y.getViewport(M);o.set(a.x*S.x,a.y*S.y,a.x*S.z,a.y*S.w),p.viewport(o),y.updateMatrices(v,M),i=y.getFrustum(),b(s,l,y.camera,v,this.type)}y.isPointLightShadow||3!==this.type||g(y,l)}else console.warn("THREE.WebGLShadowMap:",v,"has no shadow.")}m.needsUpdate=!1,e.setRenderTarget(c,h,u)}}}function sr(e,t,n){var i=n.isWebGL2;var r=new function(){var t=!1,n=new L,i=null,r=new L(0,0,0,0);return{setMask:function(n){i===n||t||(e.colorMask(n,n,n,n),i=n)},setLocked:function(e){t=e},setClear:function(t,i,a,o,s){!0===s&&(t*=o,i*=o,a*=o),n.set(t,i,a,o),!1===r.equals(n)&&(e.clearColor(t,i,a,o),r.copy(n))},reset:function(){t=!1,i=null,r.set(-1,0,0,0)}}},a=new function(){var t=!1,n=null,i=null,r=null;return{setTest:function(e){e?B(2929):H(2929)},setMask:function(i){n===i||t||(e.depthMask(i),n=i)},setFunc:function(t){if(i!==t){if(t)switch(t){case 0:e.depthFunc(512);break;case 1:e.depthFunc(519);break;case 2:e.depthFunc(513);break;case 3:e.depthFunc(515);break;case 4:e.depthFunc(514);break;case 5:e.depthFunc(518);break;case 6:e.depthFunc(516);break;case 7:e.depthFunc(517);break;default:e.depthFunc(515)}else e.depthFunc(515);i=t}},setLocked:function(e){t=e},setClear:function(t){r!==t&&(e.clearDepth(t),r=t)},reset:function(){t=!1,n=null,i=null,r=null}}},o=new function(){var t=!1,n=null,i=null,r=null,a=null,o=null,s=null,l=null,c=null;return{setTest:function(e){t||(e?B(2960):H(2960))},setMask:function(i){n===i||t||(e.stencilMask(i),n=i)},setFunc:function(t,n,o){i===t&&r===n&&a===o||(e.stencilFunc(t,n,o),i=t,r=n,a=o)},setOp:function(t,n,i){o===t&&s===n&&l===i||(e.stencilOp(t,n,i),o=t,s=n,l=i)},setLocked:function(e){t=e},setClear:function(t){c!==t&&(e.clearStencil(t),c=t)},reset:function(){t=!1,n=null,i=null,r=null,a=null,o=null,s=null,l=null,c=null}}},s=e.getParameter(34921),l=new Uint8Array(s),c=new Uint8Array(s),h=new Uint8Array(s),u={},p=null,d=null,f=null,m=null,g=null,v=null,y=null,x=null,b=null,w=!1,_=null,M=null,S=null,T=null,E=null,A=e.getParameter(35661),R=!1,P=0,C=e.getParameter(7938);-1!==C.indexOf("WebGL")?(P=parseFloat(/^WebGL\ ([0-9])/.exec(C)[1]),R=P>=1):-1!==C.indexOf("OpenGL ES")&&(P=parseFloat(/^OpenGL\ ES\ ([0-9])/.exec(C)[1]),R=P>=2);var O=null,I={},D=new L,N=new L;function z(t,n,i){var r=new Uint8Array(4),a=e.createTexture();e.bindTexture(t,a),e.texParameteri(t,10241,9728),e.texParameteri(t,10240,9728);for(var o=0;oi||e.height>i)&&(r=i/Math.max(e.width,e.height)),r<1||!0===t){if("undefined"!=typeof HTMLImageElement&&e instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&e instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap){var a=t?_.floorPowerOfTwo:Math.floor,o=a(r*e.width),l=a(r*e.height);void 0===s&&(s=m(o,l));var c=n?m(o,l):s;return c.width=o,c.height=l,c.getContext("2d").drawImage(e,0,0,o,l),console.warn("THREE.WebGLRenderer: Texture has been resized from ("+e.width+"x"+e.height+") to ("+o+"x"+l+")."),c}return"data"in e&&console.warn("THREE.WebGLRenderer: Image in DataTexture is too big ("+e.width+"x"+e.height+")."),e}return e}function v(e){return _.isPowerOfTwo(e.width)&&_.isPowerOfTwo(e.height)}function y(e,t){return e.generateMipmaps&&t&&1003!==e.minFilter&&1006!==e.minFilter}function x(t,n,r,a){e.generateMipmap(t),i.get(n).__maxMipLevel=Math.log(Math.max(r,a))*Math.LOG2E}function b(n,i,r){if(!1===l)return i;if(null!==n){if(void 0!==e[n])return e[n];console.warn("THREE.WebGLRenderer: Attempt to use non-existing WebGL internal format '"+n+"'")}var a=i;return 6403===i&&(5126===r&&(a=33326),5131===r&&(a=33325),5121===r&&(a=33321)),6407===i&&(5126===r&&(a=34837),5131===r&&(a=34843),5121===r&&(a=32849)),6408===i&&(5126===r&&(a=34836),5131===r&&(a=34842),5121===r&&(a=32856)),33325!==a&&33326!==a&&34842!==a&&34836!==a||t.get("EXT_color_buffer_float"),a}function w(e){return 1003===e||1004===e||1005===e?9728:9729}function M(t){var n=t.target;n.removeEventListener("dispose",M),function(t){var n=i.get(t);if(void 0===n.__webglInit)return;e.deleteTexture(n.__webglTexture),i.remove(t)}(n),n.isVideoTexture&&d.delete(n),o.memory.textures--}function S(t){var n=t.target;n.removeEventListener("dispose",S),function(t){var n=i.get(t),r=i.get(t.texture);if(!t)return;void 0!==r.__webglTexture&&e.deleteTexture(r.__webglTexture);t.depthTexture&&t.depthTexture.dispose();if(t.isWebGLCubeRenderTarget)for(var a=0;a<6;a++)e.deleteFramebuffer(n.__webglFramebuffer[a]),n.__webglDepthbuffer&&e.deleteRenderbuffer(n.__webglDepthbuffer[a]);else e.deleteFramebuffer(n.__webglFramebuffer),n.__webglDepthbuffer&&e.deleteRenderbuffer(n.__webglDepthbuffer),n.__webglMultisampledFramebuffer&&e.deleteFramebuffer(n.__webglMultisampledFramebuffer),n.__webglColorRenderbuffer&&e.deleteRenderbuffer(n.__webglColorRenderbuffer),n.__webglDepthRenderbuffer&&e.deleteRenderbuffer(n.__webglDepthRenderbuffer);i.remove(t.texture),i.remove(t)}(n),o.memory.textures--}var T=0;function E(e,t){var r=i.get(e);if(e.isVideoTexture&&function(e){var t=o.render.frame;d.get(e)!==t&&(d.set(e,t),e.update())}(e),e.version>0&&r.__version!==e.version){var a=e.image;if(void 0===a)console.warn("THREE.WebGLRenderer: Texture marked for update but image is undefined");else{if(!1!==a.complete)return void I(r,e,t);console.warn("THREE.WebGLRenderer: Texture marked for update but image is incomplete")}}n.activeTexture(33984+t),n.bindTexture(3553,r.__webglTexture)}function A(t,r){if(6===t.image.length){var o=i.get(t);if(t.version>0&&o.__version!==t.version){O(o,t),n.activeTexture(33984+r),n.bindTexture(34067,o.__webglTexture),e.pixelStorei(37440,t.flipY);for(var s=t&&(t.isCompressedTexture||t.image[0].isCompressedTexture),c=t.image[0]&&t.image[0].isDataTexture,u=[],p=0;p<6;p++)u[p]=s||c?c?t.image[p].image:t.image[p]:g(t.image[p],!1,!0,h);var d,f=u[0],m=v(f)||l,w=a.convert(t.format),_=a.convert(t.type),M=b(t.internalFormat,w,_);if(C(34067,t,m),s){for(p=0;p<6;p++){d=u[p].mipmaps;for(var S=0;S1||i.get(a).__currentAnisotropy)&&(e.texParameterf(n,s.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(a.anisotropy,r.getMaxAnisotropy())),i.get(a).__currentAnisotropy=a.anisotropy)}}function O(t,n){void 0===t.__webglInit&&(t.__webglInit=!0,n.addEventListener("dispose",M),t.__webglTexture=e.createTexture(),o.memory.textures++)}function I(t,i,r){var o=3553;i.isDataTexture2DArray&&(o=35866),i.isDataTexture3D&&(o=32879),O(t,i),n.activeTexture(33984+r),n.bindTexture(o,t.__webglTexture),e.pixelStorei(37440,i.flipY),e.pixelStorei(37441,i.premultiplyAlpha),e.pixelStorei(3317,i.unpackAlignment);var s=function(e){return!l&&(1001!==e.wrapS||1001!==e.wrapT||1003!==e.minFilter&&1006!==e.minFilter)}(i)&&!1===v(i.image),c=g(i.image,s,!1,u),h=v(c)||l,p=a.convert(i.format),d=a.convert(i.type),f=b(i.internalFormat,p,d);C(o,i,h);var m,w=i.mipmaps;if(i.isDepthTexture)f=6402,l?f=1015===i.type?36012:1014===i.type?33190:1020===i.type?35056:33189:1015===i.type&&console.error("WebGLRenderer: Floating point depth texture requires WebGL2."),1026===i.format&&6402===f&&1012!==i.type&&1014!==i.type&&(console.warn("THREE.WebGLRenderer: Use UnsignedShortType or UnsignedIntType for DepthFormat 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r=i.get(t),s=i.get(t.texture);t.addEventListener("dispose",S),s.__webglTexture=e.createTexture(),o.memory.textures++;var c=!0===t.isWebGLCubeRenderTarget,h=!0===t.isWebGLMultisampleRenderTarget,u=v(t)||l;if(!l||1022!==t.texture.format||1015!==t.texture.type&&1016!==t.texture.type||(t.texture.format=1023,console.warn("THREE.WebGLRenderer: Rendering to textures with RGB format is not supported. Using RGBA format instead.")),c){r.__webglFramebuffer=[];for(var p=0;p<6;p++)r.__webglFramebuffer[p]=e.createFramebuffer()}else if(r.__webglFramebuffer=e.createFramebuffer(),h)if(l){r.__webglMultisampledFramebuffer=e.createFramebuffer(),r.__webglColorRenderbuffer=e.createRenderbuffer(),e.bindRenderbuffer(36161,r.__webglColorRenderbuffer);var d=a.convert(t.texture.format),f=a.convert(t.texture.type),m=b(t.texture.internalFormat,d,f),g=U(t);e.renderbufferStorageMultisample(36161,g,m,t.width,t.height),e.bindFramebuffer(36160,r.__webglMultisampledFramebuffer),e.framebufferRenderbuffer(36160,36064,36161,r.__webglColorRenderbuffer),e.bindRenderbuffer(36161,null),t.depthBuffer&&(r.__webglDepthRenderbuffer=e.createRenderbuffer(),N(r.__webglDepthRenderbuffer,t,!0)),e.bindFramebuffer(36160,null)}else console.warn("THREE.WebGLRenderer: WebGLMultisampleRenderTarget can only be used with WebGL2.");if(c){n.bindTexture(34067,s.__webglTexture),C(34067,t.texture,u);for(p=0;p<6;p++)D(r.__webglFramebuffer[p],t,36064,34069+p);y(t.texture,u)&&x(34067,t.texture,t.width,t.height),n.bindTexture(34067,null)}else n.bindTexture(3553,s.__webglTexture),C(3553,t.texture,u),D(r.__webglFramebuffer,t,36064,3553),y(t.texture,u)&&x(3553,t.texture,t.width,t.height),n.bindTexture(3553,null);t.depthBuffer&&z(t)},this.updateRenderTargetMipmap=function(e){var t=e.texture;if(y(t,v(e)||l)){var r=e.isWebGLCubeRenderTarget?34067:3553,a=i.get(t).__webglTexture;n.bindTexture(r,a),x(r,t,e.width,e.height),n.bindTexture(r,null)}},this.updateMultisampleRenderTarget=function(t){if(t.isWebGLMultisampleRenderTarget)if(l){var n=i.get(t);e.bindFramebuffer(36008,n.__webglMultisampledFramebuffer),e.bindFramebuffer(36009,n.__webglFramebuffer);var r=t.width,a=t.height,o=16384;t.depthBuffer&&(o|=256),t.stencilBuffer&&(o|=1024),e.blitFramebuffer(0,0,r,a,0,0,r,a,o,9728),e.bindFramebuffer(36160,n.__webglMultisampledFramebuffer)}else console.warn("THREE.WebGLRenderer: WebGLMultisampleRenderTarget can only be used with WebGL2.")},this.safeSetTexture2D=function(e,t){e&&e.isWebGLRenderTarget&&(!1===F&&(console.warn("THREE.WebGLTextures.safeSetTexture2D: don't use render targets as textures. Use their .texture property instead."),F=!0),e=e.texture),E(e,t)},this.safeSetTextureCube=function(e,t){e&&e.isWebGLCubeRenderTarget&&(!1===B&&(console.warn("THREE.WebGLTextures.safeSetTextureCube: don't use cube render targets as textures. Use their .texture property instead."),B=!0),e=e.texture),e&&e.isCubeTexture||Array.isArray(e.image)&&6===e.image.length?A(e,t):L(e,t)}}function cr(e,t,n){var i=n.isWebGL2;return{convert:function(e){var n;if(1009===e)return 5121;if(1017===e)return 32819;if(1018===e)return 32820;if(1019===e)return 33635;if(1010===e)return 5120;if(1011===e)return 5122;if(1012===e)return 5123;if(1013===e)return 5124;if(1014===e)return 5125;if(1015===e)return 5126;if(1016===e)return i?5131:null!==(n=t.get("OES_texture_half_float"))?n.HALF_FLOAT_OES:null;if(1021===e)return 6406;if(1022===e)return 6407;if(1023===e)return 6408;if(1024===e)return 6409;if(1025===e)return 6410;if(1026===e)return 6402;if(1027===e)return 34041;if(1028===e)return 6403;if(1029===e)return 36244;if(1030===e)return 33319;if(1031===e)return 33320;if(1032===e)return 36248;if(1033===e)return 36249;if(33776===e||33777===e||33778===e||33779===e){if(null===(n=t.get("WEBGL_compressed_texture_s3tc")))return null;if(33776===e)return n.COMPRESSED_RGB_S3TC_DXT1_EXT;if(33777===e)return n.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(33778===e)return n.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(33779===e)return n.COMPRESSED_RGBA_S3TC_DXT5_EXT}if(35840===e||35841===e||35842===e||35843===e){if(null===(n=t.get("WEBGL_compressed_texture_pvrtc")))return null;if(35840===e)return n.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(35841===e)return n.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(35842===e)return n.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(35843===e)return n.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}if(36196===e)return null!==(n=t.get("WEBGL_compressed_texture_etc1"))?n.COMPRESSED_RGB_ETC1_WEBGL:null;if((37492===e||37496===e)&&null!==(n=t.get("WEBGL_compressed_texture_etc"))){if(37492===e)return n.COMPRESSED_RGB8_ETC2;if(37496===e)return n.COMPRESSED_RGBA8_ETC2_EAC}return 37808===e||37809===e||37810===e||37811===e||37812===e||37813===e||37814===e||37815===e||37816===e||37817===e||37818===e||37819===e||37820===e||37821===e||37840===e||37841===e||37842===e||37843===e||37844===e||37845===e||37846===e||37847===e||37848===e||37849===e||37850===e||37851===e||37852===e||37853===e?null!==(n=t.get("WEBGL_compressed_texture_astc"))?e:null:36492===e?null!==(n=t.get("EXT_texture_compression_bptc"))?e:null:1020===e?i?34042:null!==(n=t.get("WEBGL_depth_texture"))?n.UNSIGNED_INT_24_8_WEBGL:null:void 0}}}function hr(e){rn.call(this),this.cameras=e||[]}function ur(){oe.call(this),this.type="Group"}function pr(){this._targetRay=null,this._grip=null}function dr(e,t){var n=this,i=null,r=1,a=null,o="local-floor",s=null,l=[],c=new Map,h=new rn;h.layers.enable(1),h.viewport=new L;var u=new rn;u.layers.enable(2),u.viewport=new L;var p=[h,u],d=new hr;d.layers.enable(1),d.layers.enable(2);var f=null,m=null;function g(e){var t=c.get(e.inputSource);t&&t.dispatchEvent({type:e.type})}function v(){c.forEach((function(e,t){e.disconnect(t)})),c.clear(),e.setFramebuffer(null),e.setRenderTarget(e.getRenderTarget()),S.stop(),n.isPresenting=!1,n.dispatchEvent({type:"sessionend"})}function y(e){a=e,S.setContext(i),S.start(),n.isPresenting=!0,n.dispatchEvent({type:"sessionstart"})}function x(e){for(var t=i.inputSources,n=0;n=0){var c=r[s];if(void 0!==c){var h=c.normalized,u=c.itemSize;if(void 0===(M=b.get(c)))continue;var p=M.buffer,v=M.type,y=M.bytesPerElement;if(c.isInterleavedBufferAttribute){var x=c.data,w=x.stride,_=c.offset;x&&x.isInstancedInterleavedBuffer?(g.enableAttributeAndDivisor(l,x.meshPerAttribute),void 0===t._maxInstanceCount&&(t._maxInstanceCount=x.meshPerAttribute*x.count)):g.enableAttribute(l),d.bindBuffer(34962,p),g.vertexAttribPointer(l,u,v,h,w*y,_*y)}else c.isInstancedBufferAttribute?(g.enableAttributeAndDivisor(l,c.meshPerAttribute),void 0===t._maxInstanceCount&&(t._maxInstanceCount=c.meshPerAttribute*c.count)):g.enableAttribute(l),d.bindBuffer(34962,p),g.vertexAttribPointer(l,u,v,h,0,0)}else if("instanceMatrix"===s){var M;if(void 0===(M=b.get(e.instanceMatrix)))continue;p=M.buffer,v=M.type;g.enableAttributeAndDivisor(l+0,1),g.enableAttributeAndDivisor(l+1,1),g.enableAttributeAndDivisor(l+2,1),g.enableAttributeAndDivisor(l+3,1),d.bindBuffer(34962,p),d.vertexAttribPointer(l+0,4,v,!1,64,0),d.vertexAttribPointer(l+1,4,v,!1,64,16),d.vertexAttribPointer(l+2,4,v,!1,64,32),d.vertexAttribPointer(l+3,4,v,!1,64,48)}else if(void 0!==o){var S=o[s];if(void 0!==S)switch(S.length){case 2:d.vertexAttrib2fv(l,S);break;case 3:d.vertexAttrib3fv(l,S);break;case 4:d.vertexAttrib4fv(l,S);break;default:d.vertexAttrib1fv(l,S)}}}}g.disableUnusedAttributes()}(r,n,i,s),null!==c&&d.bindBuffer(34963,u.buffer));var y=null!==c?c.count:h.count,x=n.drawRange.start*p,_=n.drawRange.count*p,M=null!==a?a.start*p:0,S=null!==a?a.count*p:1/0,T=Math.max(x,M),E=Math.min(y,x+_,M+S)-1,A=Math.max(0,E-T+1);if(0!==A){if(r.isMesh)!0===i.wireframe?(g.setLineWidth(i.wireframeLinewidth*pe()),v.setMode(1)):v.setMode(4);else if(r.isLine){var L=i.linewidth;void 0===L&&(L=1),g.setLineWidth(L*pe()),r.isLineSegments?v.setMode(1):r.isLineLoop?v.setMode(2):v.setMode(3)}else r.isPoints?v.setMode(0):r.isSprite&&v.setMode(4);if(r.isInstancedMesh)v.renderInstances(n,T,A,r.count);else if(n.isInstancedBufferGeometry){var R=Math.min(n.instanceCount,n._maxInstanceCount);v.renderInstances(n,T,A,R)}else v.render(T,A)}},this.compile=function(e,t){(p=R.get(e,t)).init(),e.traverse((function(e){e.isLight&&(p.pushLight(e),e.castShadow&&p.pushShadow(e))})),p.setupLights(t);const n={};e.traverse((function(t){let i=t.material;if(i)if(Array.isArray(i))for(let r=0;r=0&&e.numSupportedMorphTargets++}if(e.morphNormals){e.numSupportedMorphNormals=0;for(d=0;d=0&&e.numSupportedMorphNormals++}var f=i.uniforms;(e.isShaderMaterial||e.isRawShaderMaterial)&&!0!==e.clipping||(i.numClippingPlanes=oe.numPlanes,i.numIntersection=oe.numIntersection,f.clippingPlanes=oe.uniform),i.environment=e.isMeshStandardMaterial?t.environment:null,i.fog=t.fog,i.needsLights=function(e){return e.isMeshLambertMaterial||e.isMeshToonMaterial||e.isMeshPhongMaterial||e.isMeshStandardMaterial||e.isShadowMaterial||e.isShaderMaterial&&!0===e.lights}(e),i.lightsStateVersion=o,i.needsLights&&(f.ambientLightColor.value=r.state.ambient,f.lightProbe.value=r.state.probe,f.directionalLights.value=r.state.directional,f.directionalLightShadows.value=r.state.directionalShadow,f.spotLights.value=r.state.spot,f.spotLightShadows.value=r.state.spotShadow,f.rectAreaLights.value=r.state.rectArea,f.pointLights.value=r.state.point,f.pointLightShadows.value=r.state.pointShadow,f.hemisphereLights.value=r.state.hemi,f.directionalShadowMap.value=r.state.directionalShadowMap,f.directionalShadowMatrix.value=r.state.directionalShadowMatrix,f.spotShadowMap.value=r.state.spotShadowMap,f.spotShadowMatrix.value=r.state.spotShadowMatrix,f.pointShadowMap.value=r.state.pointShadowMap,f.pointShadowMatrix.value=r.state.pointShadowMatrix);var m=i.program.getUniforms(),g=Ei.seqWithValue(m.seq,f);i.uniformsList=g}function Le(e,t,n,i){x.resetTextureUnits();var r=t.fog,a=n.isMeshStandardMaterial?t.environment:null,o=null===G?z.outputEncoding:G.texture.encoding,s=y.get(n),l=p.state.lights;if(le&&(ce||e!==q)){var c=e===q&&n.id===j;oe.setState(n.clippingPlanes,n.clipIntersection,n.clipShadows,e,s,c)}n.version===s.__version?void 0===s.program||n.fog&&s.fog!==r||s.environment!==a||s.needsLights&&s.lightsStateVersion!==l.state.version?Ae(n,t,i):void 0===s.numClippingPlanes||s.numClippingPlanes===oe.numPlanes&&s.numIntersection===oe.numIntersection?s.outputEncoding!==o&&Ae(n,t,i):Ae(n,t,i):(Ae(n,t,i),s.__version=n.version);var h,u,f=!1,v=!1,b=!1,w=s.program,M=w.getUniforms(),S=s.uniforms;if(g.useProgram(w.program)&&(f=!0,v=!0,b=!0),n.id!==j&&(j=n.id,v=!0),f||q!==e){if(M.setValue(d,"projectionMatrix",e.projectionMatrix),m.logarithmicDepthBuffer&&M.setValue(d,"logDepthBufFC",2/(Math.log(e.far+1)/Math.LN2)),q!==e&&(q=e,v=!0,b=!0),n.isShaderMaterial||n.isMeshPhongMaterial||n.isMeshToonMaterial||n.isMeshStandardMaterial||n.envMap){var T=M.map.cameraPosition;void 0!==T&&T.setValue(d,ue.setFromMatrixPosition(e.matrixWorld))}(n.isMeshPhongMaterial||n.isMeshToonMaterial||n.isMeshLambertMaterial||n.isMeshBasicMaterial||n.isMeshStandardMaterial||n.isShaderMaterial)&&M.setValue(d,"isOrthographic",!0===e.isOrthographicCamera),(n.isMeshPhongMaterial||n.isMeshToonMaterial||n.isMeshLambertMaterial||n.isMeshBasicMaterial||n.isMeshStandardMaterial||n.isShaderMaterial||n.skinning)&&M.setValue(d,"viewMatrix",e.matrixWorldInverse)}if(n.skinning){M.setOptional(d,i,"bindMatrix"),M.setOptional(d,i,"bindMatrixInverse");var A=i.skeleton;if(A){var L=A.bones;if(m.floatVertexTextures){if(void 0===A.boneTexture){var R=Math.sqrt(4*L.length);R=_.ceilPowerOfTwo(R),R=Math.max(R,4);var P=new Float32Array(R*R*4);P.set(A.boneMatrices);var C=new sn(P,R,R,1023,1015);A.boneMatrices=P,A.boneTexture=C,A.boneTextureSize=R}M.setValue(d,"boneTexture",A.boneTexture,x),M.setValue(d,"boneTextureSize",A.boneTextureSize)}else M.setOptional(d,A,"boneMatrices")}}return(v||s.receiveShadow!==i.receiveShadow)&&(s.receiveShadow=i.receiveShadow,M.setValue(d,"receiveShadow",i.receiveShadow)),v&&(M.setValue(d,"toneMappingExposure",z.toneMappingExposure),M.setValue(d,"toneMappingWhitePoint",z.toneMappingWhitePoint),s.needsLights&&(u=b,(h=S).ambientLightColor.needsUpdate=u,h.lightProbe.needsUpdate=u,h.directionalLights.needsUpdate=u,h.directionalLightShadows.needsUpdate=u,h.pointLights.needsUpdate=u,h.pointLightShadows.needsUpdate=u,h.spotLights.needsUpdate=u,h.spotLightShadows.needsUpdate=u,h.rectAreaLights.needsUpdate=u,h.hemisphereLights.needsUpdate=u),r&&n.fog&&E.refreshFogUniforms(S,r),E.refreshMaterialUniforms(S,n,a,$,Q),void 0!==S.ltc_1&&(S.ltc_1.value=un.LTC_1),void 0!==S.ltc_2&&(S.ltc_2.value=un.LTC_2),Ei.upload(d,s.uniformsList,S,x)),n.isShaderMaterial&&!0===n.uniformsNeedUpdate&&(Ei.upload(d,s.uniformsList,S,x),n.uniformsNeedUpdate=!1),n.isSpriteMaterial&&M.setValue(d,"center",i.center),M.setValue(d,"modelViewMatrix",i.modelViewMatrix),M.setValue(d,"normalMatrix",i.normalMatrix),M.setValue(d,"modelMatrix",i.matrixWorld),w}Me.setAnimationLoop((function(e){me.isPresenting||_e&&_e(e)})),"undefined"!=typeof window&&Me.setContext(window),this.setAnimationLoop=function(e){_e=e,me.setAnimationLoop(e),Me.start()},this.render=function(e,t){var n,i;if(void 0!==arguments[2]&&(console.warn("THREE.WebGLRenderer.render(): the renderTarget argument has been removed. Use .setRenderTarget() instead."),n=arguments[2]),void 0!==arguments[3]&&(console.warn("THREE.WebGLRenderer.render(): the forceClear argument has been removed. Use .clear() instead."),i=arguments[3]),t&&t.isCamera){if(!U){W.geometry=null,W.program=null,W.wireframe=!1,j=-1,q=null,!0===e.autoUpdate&&e.updateMatrixWorld(),null===t.parent&&t.updateMatrixWorld(),me.enabled&&me.isPresenting&&(t=me.getCamera(t)),e.onBeforeRender(z,e,t,n||G),(p=R.get(e,t)).init(),he.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),ae.setFromProjectionMatrix(he),ce=this.localClippingEnabled,le=oe.init(this.clippingPlanes,ce,t),(u=A.get(e,t)).init(),Se(e,t,0,z.sortObjects),u.finish(),!0===z.sortObjects&&u.sort(ee,te),le&&oe.beginShadows();var r=p.state.shadowsArray;ge.render(r,e,t),p.setupLights(t),le&&oe.endShadows(),this.info.autoReset&&this.info.reset(),void 0!==n&&this.setRenderTarget(n),P.render(u,e,t,i);var a=u.opaque,o=u.transparent;if(e.overrideMaterial){var s=e.overrideMaterial;a.length&&Te(a,e,t,s),o.length&&Te(o,e,t,s)}else a.length&&Te(a,e,t),o.length&&Te(o,e,t);e.onAfterRender(z,e,t),null!==G&&(x.updateRenderTargetMipmap(G),x.updateMultisampleRenderTarget(G)),g.buffers.depth.setTest(!0),g.buffers.depth.setMask(!0),g.buffers.color.setMask(!0),g.setPolygonOffset(!1),u=null,p=null}}else console.error("THREE.WebGLRenderer.render: camera is not an instance of THREE.Camera.")},this.setFramebuffer=function(e){F!==e&&null===G&&d.bindFramebuffer(36160,e),F=e},this.getActiveCubeFace=function(){return B},this.getActiveMipmapLevel=function(){return H},this.getRenderTarget=function(){return G},this.setRenderTarget=function(e,t,n){G=e,B=t,H=n,e&&void 0===y.get(e).__webglFramebuffer&&x.setupRenderTarget(e);var i=F,r=!1;if(e){var a=y.get(e).__webglFramebuffer;e.isWebGLCubeRenderTarget?(i=a[t||0],r=!0):i=e.isWebGLMultisampleRenderTarget?y.get(e).__webglMultisampledFramebuffer:a,Y.copy(e.viewport),J.copy(e.scissor),Z=e.scissorTest}else Y.copy(ne).multiplyScalar($).floor(),J.copy(ie).multiplyScalar($).floor(),Z=re;if(V!==i&&(d.bindFramebuffer(36160,i),V=i),g.viewport(Y),g.scissor(J),g.setScissorTest(Z),r){var o=y.get(e.texture);d.framebufferTexture2D(36160,36064,34069+(t||0),o.__webglTexture,n||0)}},this.readRenderTargetPixels=function(e,t,n,i,r,a,o){if(e&&e.isWebGLRenderTarget){var s=y.get(e).__webglFramebuffer;if(e.isWebGLCubeRenderTarget&&void 0!==o&&(s=s[o]),s){var l=!1;s!==V&&(d.bindFramebuffer(36160,s),l=!0);try{var c=e.texture,h=c.format,u=c.type;if(1023!==h&&N.convert(h)!==d.getParameter(35739))return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format.");if(!(1009===u||N.convert(u)===d.getParameter(35738)||1015===u&&(m.isWebGL2||f.get("OES_texture_float")||f.get("WEBGL_color_buffer_float"))||1016===u&&(m.isWebGL2?f.get("EXT_color_buffer_float"):f.get("EXT_color_buffer_half_float"))))return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.");36053===d.checkFramebufferStatus(36160)?t>=0&&t<=e.width-i&&n>=0&&n<=e.height-r&&d.readPixels(t,n,i,r,N.convert(h),N.convert(u),a):console.error("THREE.WebGLRenderer.readRenderTargetPixels: readPixels from renderTarget failed. Framebuffer not complete.")}finally{l&&d.bindFramebuffer(36160,V)}}}else console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.")},this.copyFramebufferToTexture=function(e,t,n){void 0===n&&(n=0);var i=Math.pow(2,-n),r=Math.floor(t.image.width*i),a=Math.floor(t.image.height*i),o=N.convert(t.format);x.setTexture2D(t,0),d.copyTexImage2D(3553,n,o,e.x,e.y,r,a,0),g.unbindTexture()},this.copyTextureToTexture=function(e,t,n,i){void 0===i&&(i=0);var r=t.image.width,a=t.image.height,o=N.convert(n.format),s=N.convert(n.type);x.setTexture2D(n,0),t.isDataTexture?d.texSubImage2D(3553,i,e.x,e.y,r,a,o,s,t.image.data):t.isCompressedTexture?d.compressedTexSubImage2D(3553,i,e.x,e.y,t.mipmaps[0].width,t.mipmaps[0].height,o,t.mipmaps[0].data):d.texSubImage2D(3553,i,e.x,e.y,o,s,t.image),0===i&&n.generateMipmaps&&d.generateMipmap(3553),g.unbindTexture()},this.initTexture=function(e){x.setTexture2D(e,0),g.unbindTexture()},"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}function gr(e,t){this.name="",this.color=new Ke(e),this.density=void 0!==t?t:25e-5}function vr(e,t,n){this.name="",this.color=new Ke(e),this.near=void 0!==t?t:1,this.far=void 0!==n?n:1e3}function yr(e,t){this.array=e,this.stride=t,this.count=void 0!==e?e.length/t:0,this.usage=35044,this.updateRange={offset:0,count:-1},this.version=0}hr.prototype=Object.assign(Object.create(rn.prototype),{constructor:hr,isArrayCamera:!0}),ur.prototype=Object.assign(Object.create(oe.prototype),{constructor:ur,isGroup:!0}),Object.assign(pr.prototype,{constructor:pr,getTargetRaySpace:function(){return null===this._targetRay&&(this._targetRay=new ur,this._targetRay.matrixAutoUpdate=!1,this._targetRay.visible=!1),this._targetRay},getGripSpace:function(){return null===this._grip&&(this._grip=new ur,this._grip.matrixAutoUpdate=!1,this._grip.visible=!1),this._grip},dispatchEvent:function(e){return null!==this._targetRay&&this._targetRay.dispatchEvent(e),null!==this._grip&&this._grip.dispatchEvent(e),this},disconnect:function(e){return this.dispatchEvent({type:"disconnected",data:e}),null!==this._targetRay&&(this._targetRay.visible=!1),null!==this._grip&&(this._grip.visible=!1),this},update:function(e,t,n){var i=null,r=null,a=this._targetRay,o=this._grip;return e&&(null!==a&&null!==(i=t.getPose(e.targetRaySpace,n))&&(a.matrix.fromArray(i.transform.matrix),a.matrix.decompose(a.position,a.rotation,a.scale)),null!==o&&e.gripSpace&&null!==(r=t.getPose(e.gripSpace,n))&&(o.matrix.fromArray(r.transform.matrix),o.matrix.decompose(o.position,o.rotation,o.scale))),null!==a&&(a.visible=null!==i),null!==o&&(o.visible=null!==r),this}}),Object.assign(dr.prototype,y.prototype),Object.assign(gr.prototype,{isFogExp2:!0,clone:function(){return new gr(this.color,this.density)},toJSON:function(){return{type:"FogExp2",color:this.color.getHex(),density:this.density}}}),Object.assign(vr.prototype,{isFog:!0,clone:function(){return new vr(this.color,this.near,this.far)},toJSON:function(){return{type:"Fog",color:this.color.getHex(),near:this.near,far:this.far}}}),Object.defineProperty(yr.prototype,"needsUpdate",{set:function(e){!0===e&&this.version++}}),Object.assign(yr.prototype,{isInterleavedBuffer:!0,onUploadCallback:function(){},setUsage:function(e){return this.usage=e,this},copy:function(e){return this.array=new e.array.constructor(e.array),this.count=e.count,this.stride=e.stride,this.usage=e.usage,this},copyAt:function(e,t,n){e*=this.stride,n*=t.stride;for(var i=0,r=this.stride;ie.far||t.push({distance:s,point:Mr.clone(),uv:Xe.getUV(Mr,Rr,Pr,Cr,Or,Ir,Dr,new M),face:null,object:this})}},clone:function(){return new this.constructor(this.material).copy(this)},copy:function(e){return oe.prototype.copy.call(this,e),void 0!==e.center&&this.center.copy(e.center),this}});var Ur,Fr,Br,Hr,Gr,kr=new D,Vr=new D;function jr(){oe.call(this),this._currentLevel=0,this.type="LOD",Object.defineProperties(this,{levels:{enumerable:!0,value:[]}}),this.autoUpdate=!0}function Wr(e,t){e&&e.isGeometry&&console.error("THREE.SkinnedMesh no longer supports THREE.Geometry. Use THREE.BufferGeometry instead."),Vt.call(this,e,t),this.type="SkinnedMesh",this.bindMode="attached",this.bindMatrix=new k,this.bindMatrixInverse=new k}jr.prototype=Object.assign(Object.create(oe.prototype),{constructor:jr,isLOD:!0,copy:function(e){oe.prototype.copy.call(this,e,!1);for(var t=e.levels,n=0,i=t.length;n0){for(var n=1,i=t.length;n0){kr.setFromMatrixPosition(this.matrixWorld);var n=e.ray.origin.distanceTo(kr);this.getObjectForDistance(n).raycast(e,t)}},update:function(e){var t=this.levels;if(t.length>1){kr.setFromMatrixPosition(e.matrixWorld),Vr.setFromMatrixPosition(this.matrixWorld);var n=kr.distanceTo(Vr)/e.zoom;t[0].object.visible=!0;for(var i=1,r=t.length;i=t[i].distance;i++)t[i-1].object.visible=!1,t[i].object.visible=!0;for(this._currentLevel=i-1;io))h.applyMatrix4(this.matrixWorld),(w=e.ray.origin.distanceTo(h))e.far||t.push({distance:w,point:c.clone().applyMatrix4(this.matrixWorld),index:m,face:null,faceIndex:null,object:this})}else for(m=0,g=d.length/3-1;mo))h.applyMatrix4(this.matrixWorld),(w=e.ray.origin.distanceTo(h))e.far||t.push({distance:w,point:c.clone().applyMatrix4(this.matrixWorld),index:m,face:null,faceIndex:null,object:this})}}else if(n.isGeometry){var x=n.vertices,b=x.length;for(m=0;mo))h.applyMatrix4(this.matrixWorld),(w=e.ray.origin.distanceTo(h))e.far||t.push({distance:w,point:c.clone().applyMatrix4(this.matrixWorld),index:m,face:null,faceIndex:null,object:this})}}}},updateMorphTargets:function(){var e,t,n,i=this.geometry;if(i.isBufferGeometry){var r=i.morphAttributes,a=Object.keys(r);if(a.length>0){var o=r[a[0]];if(void 0!==o)for(this.morphTargetInfluences=[],this.morphTargetDictionary={},e=0,t=o.length;e0&&console.error("THREE.Line.updateMorphTargets() does not support THREE.Geometry. Use THREE.BufferGeometry instead.")}},clone:function(){return new this.constructor(this.geometry,this.material).copy(this)}});var la=new D,ca=new D;function ha(e,t){sa.call(this,e,t),this.type="LineSegments"}function ua(e,t){sa.call(this,e,t),this.type="LineLoop"}function pa(e){it.call(this),this.type="PointsMaterial",this.color=new Ke(16777215),this.map=null,this.alphaMap=null,this.size=1,this.sizeAttenuation=!0,this.morphTargets=!1,this.setValues(e)}ha.prototype=Object.assign(Object.create(sa.prototype),{constructor:ha,isLineSegments:!0,computeLineDistances:function(){var e=this.geometry;if(e.isBufferGeometry)if(null===e.index){for(var t=e.attributes.position,n=[],i=0,r=t.count;ir.far)return;a.push({distance:c,distanceToRay:Math.sqrt(s),point:l,index:t,face:null,object:o})}}function xa(e,t,n,i,r,a,o,s,l){A.call(this,e,t,n,i,r,a,o,s,l),this.format=void 0!==o?o:1022,this.minFilter=void 0!==a?a:1006,this.magFilter=void 0!==r?r:1006,this.generateMipmaps=!1}function ba(e,t,n,i,r,a,o,s,l,c,h,u){A.call(this,null,a,o,s,l,c,i,r,h,u),this.image={width:t,height:n},this.mipmaps=e,this.flipY=!1,this.generateMipmaps=!1}function wa(e,t,n,i,r,a,o,s,l){A.call(this,e,t,n,i,r,a,o,s,l),this.needsUpdate=!0}function _a(e,t,n,i,r,a,o,s,l,c){if(1026!==(c=void 0!==c?c:1026)&&1027!==c)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");void 0===n&&1026===c&&(n=1012),void 0===n&&1027===c&&(n=1020),A.call(this,null,i,r,a,o,s,c,n,l),this.image={width:e,height:t},this.magFilter=void 0!==o?o:1003,this.minFilter=void 0!==s?s:1003,this.flipY=!1,this.generateMipmaps=!1}function Ma(e){Tt.call(this),this.type="WireframeGeometry";var t,n,i,r,a,o,s,l,c,h,u=[],p=[0,0],d={},f=["a","b","c"];if(e&&e.isGeometry){var m=e.faces;for(t=0,i=m.length;t=0?(e(v-c,g,p),d.subVectors(u,p)):(e(v+c,g,p),d.subVectors(p,u)),g-c>=0?(e(v,g-c,p),f.subVectors(u,p)):(e(v,g+c,p),f.subVectors(p,u)),h.crossVectors(d,f).normalize(),s.push(h.x,h.y,h.z),l.push(v,g)}}for(i=0;i.9&&o<.1&&(t<.2&&(a[e+0]+=1),n<.2&&(a[e+2]+=1),i<.2&&(a[e+4]+=1))}}()}(),this.setAttribute("position",new ft(r,3)),this.setAttribute("normal",new ft(r.slice(),3)),this.setAttribute("uv",new ft(a,2)),0===i?this.computeVertexNormals():this.normalizeNormals()}function La(e,t){Zt.call(this),this.type="TetrahedronGeometry",this.parameters={radius:e,detail:t},this.fromBufferGeometry(new Ra(e,t)),this.mergeVertices()}function Ra(e,t){Aa.call(this,[1,1,1,-1,-1,1,-1,1,-1,1,-1,-1],[2,1,0,0,3,2,1,3,0,2,3,1],e,t),this.type="TetrahedronBufferGeometry",this.parameters={radius:e,detail:t}}function Pa(e,t){Zt.call(this),this.type="OctahedronGeometry",this.parameters={radius:e,detail:t},this.fromBufferGeometry(new Ca(e,t)),this.mergeVertices()}function Ca(e,t){Aa.call(this,[1,0,0,-1,0,0,0,1,0,0,-1,0,0,0,1,0,0,-1],[0,2,4,0,4,3,0,3,5,0,5,2,1,2,5,1,5,3,1,3,4,1,4,2],e,t),this.type="OctahedronBufferGeometry",this.parameters={radius:e,detail:t}}function Oa(e,t){Zt.call(this),this.type="IcosahedronGeometry",this.parameters={radius:e,detail:t},this.fromBufferGeometry(new Ia(e,t)),this.mergeVertices()}function Ia(e,t){var n=(1+Math.sqrt(5))/2,i=[-1,n,0,1,n,0,-1,-n,0,1,-n,0,0,-1,n,0,1,n,0,-1,-n,0,1,-n,n,0,-1,n,0,1,-n,0,-1,-n,0,1];Aa.call(this,i,[0,11,5,0,5,1,0,1,7,0,7,10,0,10,11,1,5,9,5,11,4,11,10,2,10,7,6,7,1,8,3,9,4,3,4,2,3,2,6,3,6,8,3,8,9,4,9,5,2,4,11,6,2,10,8,6,7,9,8,1],e,t),this.type="IcosahedronBufferGeometry",this.parameters={radius:e,detail:t}}function Da(e,t){Zt.call(this),this.type="DodecahedronGeometry",this.parameters={radius:e,detail:t},this.fromBufferGeometry(new Na(e,t)),this.mergeVertices()}function Na(e,t){var n=(1+Math.sqrt(5))/2,i=1/n,r=[-1,-1,-1,-1,-1,1,-1,1,-1,-1,1,1,1,-1,-1,1,-1,1,1,1,-1,1,1,1,0,-i,-n,0,-i,n,0,i,-n,0,i,n,-i,-n,0,-i,n,0,i,-n,0,i,n,0,-n,0,-i,n,0,-i,-n,0,i,n,0,i];Aa.call(this,r,[3,11,7,3,7,15,3,15,13,7,19,17,7,17,6,7,6,15,17,4,8,17,8,10,17,10,6,8,0,16,8,16,2,8,2,10,0,12,1,0,1,18,0,18,16,6,10,2,6,2,13,6,13,15,2,16,18,2,18,3,2,3,13,18,1,9,18,9,11,18,11,3,4,14,12,4,12,0,4,0,8,11,9,5,11,5,19,11,19,7,19,5,14,19,14,4,19,4,17,1,12,14,1,14,5,1,5,9],e,t),this.type="DodecahedronBufferGeometry",this.parameters={radius:e,detail:t}}function za(e,t,n,i,r,a){Zt.call(this),this.type="TubeGeometry",this.parameters={path:e,tubularSegments:t,radius:n,radialSegments:i,closed:r},void 0!==a&&console.warn("THREE.TubeGeometry: taper has been removed.");var o=new Ua(e,t,n,i,r);this.tangents=o.tangents,this.normals=o.normals,this.binormals=o.binormals,this.fromBufferGeometry(o),this.mergeVertices()}function Ua(e,t,n,i,r){Tt.call(this),this.type="TubeBufferGeometry",this.parameters={path:e,tubularSegments:t,radius:n,radialSegments:i,closed:r},t=t||64,n=n||1,i=i||8,r=r||!1;var a=e.computeFrenetFrames(t,r);this.tangents=a.tangents,this.normals=a.normals,this.binormals=a.binormals;var o,s,l=new D,c=new D,h=new M,u=new D,p=[],d=[],f=[],m=[];function g(r){u=e.getPointAt(r/t,u);var o=a.normals[r],h=a.binormals[r];for(s=0;s<=i;s++){var f=s/i*Math.PI*2,m=Math.sin(f),g=-Math.cos(f);c.x=g*o.x+m*h.x,c.y=g*o.y+m*h.y,c.z=g*o.z+m*h.z,c.normalize(),d.push(c.x,c.y,c.z),l.x=u.x+n*c.x,l.y=u.y+n*c.y,l.z=u.z+n*c.z,p.push(l.x,l.y,l.z)}}!function(){for(o=0;o0){var o=r[a[0]];if(void 0!==o)for(this.morphTargetInfluences=[],this.morphTargetDictionary={},e=0,t=o.length;e0&&console.error("THREE.Points.updateMorphTargets() does not support THREE.Geometry. Use THREE.BufferGeometry instead.")}},clone:function(){return new this.constructor(this.geometry,this.material).copy(this)}}),xa.prototype=Object.assign(Object.create(A.prototype),{constructor:xa,isVideoTexture:!0,update:function(){var 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it.prototype.copy.call(this,e),this.defines={STANDARD:""},this.color.copy(e.color),this.roughness=e.roughness,this.metalness=e.metalness,this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.roughnessMap=e.roughnessMap,this.metalnessMap=e.metalnessMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.envMapIntensity=e.envMapIntensity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.skinning=e.skinning,this.morphTargets=e.morphTargets,this.morphNormals=e.morphNormals,this.vertexTangents=e.vertexTangents,this},Vo.prototype=Object.create(ko.prototype),Vo.prototype.constructor=Vo,Vo.prototype.isMeshPhysicalMaterial=!0,Vo.prototype.copy=function(e){return ko.prototype.copy.call(this,e),this.defines={STANDARD:"",PHYSICAL:""},this.clearcoat=e.clearcoat,this.clearcoatMap=e.clearcoatMap,this.clearcoatRoughness=e.clearcoatRoughness,this.clearcoatRoughnessMap=e.clearcoatRoughnessMap,this.clearcoatNormalMap=e.clearcoatNormalMap,this.clearcoatNormalScale.copy(e.clearcoatNormalScale),this.reflectivity=e.reflectivity,e.sheen?this.sheen=(this.sheen||new Ke).copy(e.sheen):this.sheen=null,this.transparency=e.transparency,this},jo.prototype=Object.create(it.prototype),jo.prototype.constructor=jo,jo.prototype.isMeshPhongMaterial=!0,jo.prototype.copy=function(e){return it.prototype.copy.call(this,e),this.color.copy(e.color),this.specular.copy(e.specular),this.shininess=e.shininess,this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.combine=e.combine,this.reflectivity=e.reflectivity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.skinning=e.skinning,this.morphTargets=e.morphTargets,this.morphNormals=e.morphNormals,this},Wo.prototype=Object.create(it.prototype),Wo.prototype.constructor=Wo,Wo.prototype.isMeshToonMaterial=!0,Wo.prototype.copy=function(e){return it.prototype.copy.call(this,e),this.color.copy(e.color),this.specular.copy(e.specular),this.shininess=e.shininess,this.map=e.map,this.gradientMap=e.gradientMap,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.skinning=e.skinning,this.morphTargets=e.morphTargets,this.morphNormals=e.morphNormals,this},qo.prototype=Object.create(it.prototype),qo.prototype.constructor=qo,qo.prototype.isMeshNormalMaterial=!0,qo.prototype.copy=function(e){return it.prototype.copy.call(this,e),this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.skinning=e.skinning,this.morphTargets=e.morphTargets,this.morphNormals=e.morphNormals,this},Xo.prototype=Object.create(it.prototype),Xo.prototype.constructor=Xo,Xo.prototype.isMeshLambertMaterial=!0,Xo.prototype.copy=function(e){return it.prototype.copy.call(this,e),this.color.copy(e.color),this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.combine=e.combine,this.reflectivity=e.reflectivity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.skinning=e.skinning,this.morphTargets=e.morphTargets,this.morphNormals=e.morphNormals,this},Yo.prototype=Object.create(it.prototype),Yo.prototype.constructor=Yo,Yo.prototype.isMeshMatcapMaterial=!0,Yo.prototype.copy=function(e){return it.prototype.copy.call(this,e),this.defines={MATCAP:""},this.color.copy(e.color),this.matcap=e.matcap,this.map=e.map,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.alphaMap=e.alphaMap,this.skinning=e.skinning,this.morphTargets=e.morphTargets,this.morphNormals=e.morphNormals,this},Jo.prototype=Object.create(ta.prototype),Jo.prototype.constructor=Jo,Jo.prototype.isLineDashedMaterial=!0,Jo.prototype.copy=function(e){return ta.prototype.copy.call(this,e),this.scale=e.scale,this.dashSize=e.dashSize,this.gapSize=e.gapSize,this};var Zo=Object.freeze({__proto__:null,ShadowMaterial:Ho,SpriteMaterial:_r,RawShaderMaterial:Go,ShaderMaterial:tn,PointsMaterial:pa,MeshPhysicalMaterial:Vo,MeshStandardMaterial:ko,MeshPhongMaterial:jo,MeshToonMaterial:Wo,MeshNormalMaterial:qo,MeshLambertMaterial:Xo,MeshDepthMaterial:rr,MeshDistanceMaterial:ar,MeshBasicMaterial:rt,MeshMatcapMaterial:Yo,LineDashedMaterial:Jo,LineBasicMaterial:ta,Material:it}),Ko={arraySlice:function(e,t,n){return Ko.isTypedArray(e)?new e.constructor(e.subarray(t,void 0!==n?n:e.length)):e.slice(t,n)},convertArray:function(e,t,n){return!e||!n&&e.constructor===t?e:"number"==typeof t.BYTES_PER_ELEMENT?new t(e):Array.prototype.slice.call(e)},isTypedArray:function(e){return ArrayBuffer.isView(e)&&!(e instanceof DataView)},getKeyframeOrder:function(e){for(var t=e.length,n=new Array(t),i=0;i!==t;++i)n[i]=i;return n.sort((function(t,n){return e[t]-e[n]})),n},sortedArray:function(e,t,n){for(var i=e.length,r=new e.constructor(i),a=0,o=0;o!==i;++a)for(var 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o=this.getValueSize();this.times=Ko.arraySlice(n,r,a),this.values=Ko.arraySlice(this.values,r*o,a*o)}return this},validate:function(){var e=!0,t=this.getValueSize();t-Math.floor(t)!=0&&(console.error("THREE.KeyframeTrack: Invalid value size in track.",this),e=!1);var n=this.times,i=this.values,r=n.length;0===r&&(console.error("THREE.KeyframeTrack: Track is empty.",this),e=!1);for(var a=null,o=0;o!==r;o++){var s=n[o];if("number"==typeof s&&isNaN(s)){console.error("THREE.KeyframeTrack: Time is not a valid number.",this,o,s),e=!1;break}if(null!==a&&a>s){console.error("THREE.KeyframeTrack: Out of order keys.",this,o,s,a),e=!1;break}a=s}if(void 0!==i&&Ko.isTypedArray(i)){o=0;for(var l=i.length;o!==l;++o){var c=i[o];if(isNaN(c)){console.error("THREE.KeyframeTrack: Value is not a valid number.",this,o,c),e=!1;break}}}return e},optimize:function(){for(var e=Ko.arraySlice(this.times),t=Ko.arraySlice(this.values),n=this.getValueSize(),i=2302===this.getInterpolation(),r=1,a=e.length-1,o=1;o0){e[r]=e[a];for(f=a*n,m=r*n,p=0;p!==n;++p)t[m+p]=t[f+p];++r}return r!==e.length?(this.times=Ko.arraySlice(e,0,r),this.values=Ko.arraySlice(t,0,r*n)):(this.times=e,this.values=t),this},clone:function(){var e=Ko.arraySlice(this.times,0),t=Ko.arraySlice(this.values,0),n=new(0,this.constructor)(this.name,e,t);return n.createInterpolant=this.createInterpolant,n}}),is.prototype=Object.assign(Object.create(ns.prototype),{constructor:is,ValueTypeName:"bool",ValueBufferType:Array,DefaultInterpolation:2300,InterpolantFactoryMethodLinear:void 0,InterpolantFactoryMethodSmooth:void 0}),rs.prototype=Object.assign(Object.create(ns.prototype),{constructor:rs,ValueTypeName:"color"}),as.prototype=Object.assign(Object.create(ns.prototype),{constructor:as,ValueTypeName:"number"}),os.prototype=Object.assign(Object.create(Qo.prototype),{constructor:os,interpolate_:function(e,t,n,i){for(var r=this.resultBuffer,a=this.sampleValues,o=this.valueSize,s=e*o,l=(n-t)/(i-t),c=s+o;s!==c;s+=4)C.slerpFlat(r,0,a,s-o,a,s,l);return r}}),ss.prototype=Object.assign(Object.create(ns.prototype),{constructor:ss,ValueTypeName:"quaternion",DefaultInterpolation:2301,InterpolantFactoryMethodLinear:function(e){return new os(this.times,this.values,this.getValueSize(),e)},InterpolantFactoryMethodSmooth:void 0}),ls.prototype=Object.assign(Object.create(ns.prototype),{constructor:ls,ValueTypeName:"string",ValueBufferType:Array,DefaultInterpolation:2300,InterpolantFactoryMethodLinear:void 0,InterpolantFactoryMethodSmooth:void 0}),cs.prototype=Object.assign(Object.create(ns.prototype),{constructor:cs,ValueTypeName:"vector"}),Object.assign(hs,{parse:function(e){for(var t=[],n=e.tracks,i=1/(e.fps||1),r=0,a=n.length;r!==a;++r)t.push(us(n[r]).scale(i));return new hs(e.name,e.duration,t,e.blendMode)},toJSON:function(e){for(var t=[],n=e.tracks,i={name:e.name,duration:e.duration,tracks:t,uuid:e.uuid,blendMode:e.blendMode},r=0,a=n.length;r!==a;++r)t.push(ns.toJSON(n[r]));return i},CreateFromMorphTargetSequence:function(e,t,n,i){for(var r=t.length,a=[],o=0;o1){var c=i[u=l[1]];c||(i[u]=c=[]),c.push(s)}}var h=[];for(var u in i)h.push(hs.CreateFromMorphTargetSequence(u,i[u],t,n));return h},parseAnimation:function(e,t){if(!e)return console.error("THREE.AnimationClip: No animation in JSONLoader data."),null;for(var n=function(e,t,n,i,r){if(0!==n.length){var a=[],o=[];Ko.flattenJSON(n,a,o,i),0!==a.length&&r.push(new e(t,a,o))}},i=[],r=e.name||"default",a=e.length||-1,o=e.fps||30,s=e.blendMode,l=e.hierarchy||[],c=0;c0||0===e.search(/^data\:image\/jpeg/);r.format=i?1022:1023,r.needsUpdate=!0,void 0!==t&&t(r)}),n,i),r}}),Object.assign(Ss.prototype,{getPoint:function(){return console.warn("THREE.Curve: .getPoint() not implemented."),null},getPointAt:function(e,t){var n=this.getUtoTmapping(e);return this.getPoint(n,t)},getPoints:function(e){void 0===e&&(e=5);for(var t=[],n=0;n<=e;n++)t.push(this.getPoint(n/e));return t},getSpacedPoints:function(e){void 0===e&&(e=5);for(var t=[],n=0;n<=e;n++)t.push(this.getPointAt(n/e));return t},getLength:function(){var e=this.getLengths();return e[e.length-1]},getLengths:function(e){if(void 0===e&&(e=this.arcLengthDivisions),this.cacheArcLengths&&this.cacheArcLengths.length===e+1&&!this.needsUpdate)return this.cacheArcLengths;this.needsUpdate=!1;var t,n,i=[],r=this.getPoint(0),a=0;for(i.push(0),n=1;n<=e;n++)a+=(t=this.getPoint(n/e)).distanceTo(r),i.push(a),r=t;return this.cacheArcLengths=i,i},updateArcLengths:function(){this.needsUpdate=!0,this.getLengths()},getUtoTmapping:function(e,t){var n,i=this.getLengths(),r=0,a=i.length;n=t||e*i[a-1];for(var o,s=0,l=a-1;s<=l;)if((o=i[r=Math.floor(s+(l-s)/2)]-n)<0)s=r+1;else{if(!(o>0)){l=r;break}l=r-1}if(i[r=l]===n)return r/(a-1);var c=i[r];return(r+(n-c)/(i[r+1]-c))/(a-1)},getTangent:function(e,t){var n=e-1e-4,i=e+1e-4;n<0&&(n=0),i>1&&(i=1);var r=this.getPoint(n),a=this.getPoint(i),o=t||(r.isVector2?new M:new D);return o.copy(a).sub(r).normalize(),o},getTangentAt:function(e,t){var n=this.getUtoTmapping(e);return this.getTangent(n,t)},computeFrenetFrames:function(e,t){var n,i,r,a=new D,o=[],s=[],l=[],c=new D,h=new k;for(n=0;n<=e;n++)i=n/e,o[n]=this.getTangentAt(i,new D),o[n].normalize();s[0]=new D,l[0]=new D;var u=Number.MAX_VALUE,p=Math.abs(o[0].x),d=Math.abs(o[0].y),f=Math.abs(o[0].z);for(p<=u&&(u=p,a.set(1,0,0)),d<=u&&(u=d,a.set(0,1,0)),f<=u&&a.set(0,0,1),c.crossVectors(o[0],a).normalize(),s[0].crossVectors(o[0],c),l[0].crossVectors(o[0],s[0]),n=1;n<=e;n++)s[n]=s[n-1].clone(),l[n]=l[n-1].clone(),c.crossVectors(o[n-1],o[n]),c.length()>Number.EPSILON&&(c.normalize(),r=Math.acos(_.clamp(o[n-1].dot(o[n]),-1,1)),s[n].applyMatrix4(h.makeRotationAxis(c,r))),l[n].crossVectors(o[n],s[n]);if(!0===t)for(r=Math.acos(_.clamp(s[0].dot(s[e]),-1,1)),r/=e,o[0].dot(c.crossVectors(s[0],s[e]))>0&&(r=-r),n=1;n<=e;n++)s[n].applyMatrix4(h.makeRotationAxis(o[n],r*n)),l[n].crossVectors(o[n],s[n]);return{tangents:o,normals:s,binormals:l}},clone:function(){return(new this.constructor).copy(this)},copy:function(e){return this.arcLengthDivisions=e.arcLengthDivisions,this},toJSON:function(){var e={metadata:{version:4.5,type:"Curve",generator:"Curve.toJSON"}};return e.arcLengthDivisions=this.arcLengthDivisions,e.type=this.type,e},fromJSON:function(e){return this.arcLengthDivisions=e.arcLengthDivisions,this}}),Ts.prototype=Object.create(Ss.prototype),Ts.prototype.constructor=Ts,Ts.prototype.isEllipseCurve=!0,Ts.prototype.getPoint=function(e,t){for(var n=t||new M,i=2*Math.PI,r=this.aEndAngle-this.aStartAngle,a=Math.abs(r)i;)r-=i;r0?0:(Math.floor(Math.abs(h)/l)+1)*l:0===u&&h===l-1&&(h=l-2,u=1),this.closed||h>0?n=s[(h-1)%l]:(Ls.subVectors(s[0],s[1]).add(s[0]),n=Ls),i=s[h%l],r=s[(h+1)%l],this.closed||h+2i.length-2?i.length-1:a+1],h=i[a>i.length-3?i.length-1:a+2];return n.set(Is(o,s.x,l.x,c.x,h.x),Is(o,s.y,l.y,c.y,h.y)),n},ks.prototype.copy=function(e){Ss.prototype.copy.call(this,e),this.points=[];for(var t=0,n=e.points.length;t=t){var r=n[i]-t,a=this.curves[i],o=a.getLength(),s=0===o?0:1-r/o;return a.getPointAt(s)}i++}return null},getLength:function(){var e=this.getCurveLengths();return e[e.length-1]},updateArcLengths:function(){this.needsUpdate=!0,this.cacheLengths=null,this.getCurveLengths()},getCurveLengths:function(){if(this.cacheLengths&&this.cacheLengths.length===this.curves.length)return this.cacheLengths;for(var e=[],t=0,n=0,i=this.curves.length;n1&&!n[n.length-1].equals(n[0])&&n.push(n[0]),n},copy:function(e){Ss.prototype.copy.call(this,e),this.curves=[];for(var t=0,n=e.curves.length;t0){var c=l.getPoint(0);c.equals(this.currentPoint)||this.lineTo(c.x,c.y)}this.curves.push(l);var h=l.getPoint(1);return this.currentPoint.copy(h),this},copy:function(e){return js.prototype.copy.call(this,e),this.currentPoint.copy(e.currentPoint),this},toJSON:function(){var e=js.prototype.toJSON.call(this);return e.currentPoint=this.currentPoint.toArray(),e},fromJSON:function(e){return js.prototype.fromJSON.call(this,e),this.currentPoint.fromArray(e.currentPoint),this}}),qs.prototype=Object.assign(Object.create(Ws.prototype),{constructor:qs,getPointsHoles:function(e){for(var t=[],n=0,i=this.holes.length;n0:i.vertexColors=e.vertexColors),void 0!==e.uniforms)for(var r in e.uniforms){var a=e.uniforms[r];switch(i.uniforms[r]={},a.type){case"t":i.uniforms[r].value=n(a.value);break;case"c":i.uniforms[r].value=(new Ke).setHex(a.value);break;case"v2":i.uniforms[r].value=(new M).fromArray(a.value);break;case"v3":i.uniforms[r].value=(new D).fromArray(a.value);break;case"v4":i.uniforms[r].value=(new L).fromArray(a.value);break;case"m3":i.uniforms[r].value=(new S).fromArray(a.value);case"m4":i.uniforms[r].value=(new k).fromArray(a.value);break;default:i.uniforms[r].value=a.value}}if(void 0!==e.defines&&(i.defines=e.defines),void 0!==e.vertexShader&&(i.vertexShader=e.vertexShader),void 0!==e.fragmentShader&&(i.fragmentShader=e.fragmentShader),void 0!==e.extensions)for(var o in e.extensions)i.extensions[o]=e.extensions[o];if(void 0!==e.shading&&(i.flatShading=1===e.shading),void 0!==e.size&&(i.size=e.size),void 0!==e.sizeAttenuation&&(i.sizeAttenuation=e.sizeAttenuation),void 0!==e.map&&(i.map=n(e.map)),void 0!==e.matcap&&(i.matcap=n(e.matcap)),void 0!==e.alphaMap&&(i.alphaMap=n(e.alphaMap)),void 0!==e.bumpMap&&(i.bumpMap=n(e.bumpMap)),void 0!==e.bumpScale&&(i.bumpScale=e.bumpScale),void 0!==e.normalMap&&(i.normalMap=n(e.normalMap)),void 0!==e.normalMapType&&(i.normalMapType=e.normalMapType),void 0!==e.normalScale){var s=e.normalScale;!1===Array.isArray(s)&&(s=[s,s]),i.normalScale=(new M).fromArray(s)}return void 0!==e.displacementMap&&(i.displacementMap=n(e.displacementMap)),void 0!==e.displacementScale&&(i.displacementScale=e.displacementScale),void 0!==e.displacementBias&&(i.displacementBias=e.displacementBias),void 0!==e.roughnessMap&&(i.roughnessMap=n(e.roughnessMap)),void 0!==e.metalnessMap&&(i.metalnessMap=n(e.metalnessMap)),void 0!==e.emissiveMap&&(i.emissiveMap=n(e.emissiveMap)),void 0!==e.emissiveIntensity&&(i.emissiveIntensity=e.emissiveIntensity),void 0!==e.specularMap&&(i.specularMap=n(e.specularMap)),void 0!==e.envMap&&(i.envMap=n(e.envMap)),void 0!==e.envMapIntensity&&(i.envMapIntensity=e.envMapIntensity),void 0!==e.reflectivity&&(i.reflectivity=e.reflectivity),void 0!==e.refractionRatio&&(i.refractionRatio=e.refractionRatio),void 0!==e.lightMap&&(i.lightMap=n(e.lightMap)),void 0!==e.lightMapIntensity&&(i.lightMapIntensity=e.lightMapIntensity),void 0!==e.aoMap&&(i.aoMap=n(e.aoMap)),void 0!==e.aoMapIntensity&&(i.aoMapIntensity=e.aoMapIntensity),void 0!==e.gradientMap&&(i.gradientMap=n(e.gradientMap)),void 0!==e.clearcoatMap&&(i.clearcoatMap=n(e.clearcoatMap)),void 0!==e.clearcoatRoughnessMap&&(i.clearcoatRoughnessMap=n(e.clearcoatRoughnessMap)),void 0!==e.clearcoatNormalMap&&(i.clearcoatNormalMap=n(e.clearcoatNormalMap)),void 0!==e.clearcoatNormalScale&&(i.clearcoatNormalScale=(new M).fromArray(e.clearcoatNormalScale)),i},setTextures:function(e){return this.textures=e,this}});var ll=function(e){if("undefined"!=typeof TextDecoder)return(new TextDecoder).decode(e);for(var t="",n=0,i=e.length;n0){var a=new ws(new ds(t));a.setCrossOrigin(this.crossOrigin);for(var o=0,s=e.length;oNumber.EPSILON){if(c<0&&(o=t[a],l=-l,s=t[r],c=-c),e.ys.y)continue;if(e.y===o.y){if(e.x===o.x)return!0}else{var h=c*(e.x-o.x)-l*(e.y-o.y);if(0===h)return!0;if(h<0)continue;i=!i}}else{if(e.y!==o.y)continue;if(s.x<=e.x&&e.x<=o.x||o.x<=e.x&&e.x<=s.x)return!0}}return i}var r=fo.isClockWise,a=this.subPaths;if(0===a.length)return[];if(!0===t)return n(a);var o,s,l,c=[];if(1===a.length)return s=a[0],(l=new qs).curves=s.curves,c.push(l),c;var h=!r(a[0].getPoints());h=e?!h:h;var u,p,d=[],f=[],m=[],g=0;f[g]=void 0,m[g]=[];for(var v=0,y=a.length;v1){for(var x=!1,b=[],w=0,_=f.length;w<_;w++)d[w]=[];for(w=0,_=f.length;w<_;w++)for(var M=m[w],S=0;S0&&(x||(m=d))}v=0;for(var L=f.length;v0){this.source.connect(this.filters[0]);for(var e=1,t=this.filters.length;e0){this.source.disconnect(this.filters[0]);for(var e=1,t=this.filters.length;e0&&this._mixBufferRegionAdditive(n,i,this._addIndex*t,1,t);for(var l=t,c=t+t;l!==c;++l)if(n[l]!==n[l+t]){o.setValue(n,i);break}},saveOriginalState:function(){var e=this.binding,t=this.buffer,n=this.valueSize,i=n*this._origIndex;e.getValue(t,i);for(var r=n,a=i;r!==a;++r)t[r]=t[i+r%n];this._setIdentity(),this.cumulativeWeight=0,this.cumulativeWeightAdditive=0},restoreOriginalState:function(){var e=3*this.valueSize;this.binding.setValue(this.buffer,e)},_setAdditiveIdentityNumeric:function(){for(var e=this._addIndex*this.valueSize,t=e+this.valueSize,n=e;n=.5)for(var a=0;a!==r;++a)e[t+a]=e[n+a]},_slerp:function(e,t,n,i){C.slerpFlat(e,t,e,t,e,n,i)},_slerpAdditive:function(e,t,n,i,r){var a=this._workIndex*r;C.multiplyQuaternionsFlat(e,a,e,t,e,n),C.slerpFlat(e,t,e,t,e,a,i)},_lerp:function(e,t,n,i,r){for(var a=1-i,o=0;o!==r;++o){var s=t+o;e[s]=e[s]*a+e[n+o]*i}},_lerpAdditive:function(e,t,n,i,r){for(var a=0;a!==r;++a){var o=t+a;e[o]=e[o]+e[n+a]*i}}});var jl=new RegExp("[\\[\\]\\.:\\/]","g"),Wl="[^"+"\\[\\]\\.:\\/".replace("\\.","")+"]",ql=/((?:WC+[\/:])*)/.source.replace("WC","[^\\[\\]\\.:\\/]"),Xl=/(WCOD+)?/.source.replace("WCOD",Wl),Yl=/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC","[^\\[\\]\\.:\\/]"),Jl=/\.(WC+)(?:\[(.+)\])?/.source.replace("WC","[^\\[\\]\\.:\\/]"),Zl=new RegExp("^"+ql+Xl+Yl+Jl+"$"),Kl=["material","materials","bones"];function Ql(e,t,n){var i=n||$l.parseTrackName(t);this._targetGroup=e,this._bindings=e.subscribe_(t,i)}function $l(e,t,n){this.path=t,this.parsedPath=n||$l.parseTrackName(t),this.node=$l.findNode(e,this.parsedPath.nodeName)||e,this.rootNode=e}function ec(e,t,n,i){this._mixer=e,this._clip=t,this._localRoot=n||null,this.blendMode=i||t.blendMode;for(var r=t.tracks,a=r.length,o=new Array(a),s={endingStart:2400,endingEnd:2400},l=0;l!==a;++l){var c=r[l].createInterpolant(null);o[l]=c,c.settings=s}this._interpolantSettings=s,this._interpolants=o,this._propertyBindings=new Array(a),this._cacheIndex=null,this._byClipCacheIndex=null,this._timeScaleInterpolant=null,this._weightInterpolant=null,this.loop=2201,this._loopCount=-1,this._startTime=null,this.time=0,this.timeScale=1,this._effectiveTimeScale=1,this.weight=1,this._effectiveWeight=1,this.repetitions=1/0,this.paused=!1,this.enabled=!0,this.clampWhenFinished=!1,this.zeroSlopeAtStart=!0,this.zeroSlopeAtEnd=!0}function tc(e){this._root=e,this._initMemoryManager(),this._accuIndex=0,this.time=0,this.timeScale=1}function nc(e){"string"==typeof e&&(console.warn("THREE.Uniform: Type parameter is no longer needed."),e=arguments[1]),this.value=e}function ic(e,t,n){yr.call(this,e,t),this.meshPerAttribute=n||1}function rc(e,t,n,i){this.ray=new Oe(e,t),this.near=n||0,this.far=i||1/0,this.camera=null,this.layers=new q,this.params={Mesh:{},Line:{threshold:1},LOD:{},Points:{threshold:1},Sprite:{}},Object.defineProperties(this.params,{PointCloud:{get:function(){return console.warn("THREE.Raycaster: params.PointCloud has been renamed to params.Points."),this.Points}}})}function ac(e,t){return e.distance-t.distance}function oc(e,t,n,i){if(e.layers.test(t.layers)&&e.raycast(t,n),!0===i)for(var r=e.children,a=0,o=r.length;a=t){var h=t++,u=e[h];n[u.uuid]=c,e[c]=u,n[l]=h,e[h]=s;for(var p=0,d=r;p!==d;++p){var f=i[p],m=f[h],g=f[c];f[c]=m,f[h]=g}}}this.nCachedObjects_=t},uncache:function(){for(var e=this._objects,t=e.length,n=this.nCachedObjects_,i=this._indicesByUUID,r=this._bindings,a=r.length,o=0,s=arguments.length;o!==s;++o){var l=arguments[o],c=l.uuid,h=i[c];if(void 0!==h)if(delete i[c],h0){var l=this._interpolants,c=this._propertyBindings;switch(this.blendMode){case 2501:for(var h=0,u=l.length;h!==u;++h)l[h].evaluate(o),c[h].accumulateAdditive(s);break;case 2500:default:for(h=0,u=l.length;h!==u;++h)l[h].evaluate(o),c[h].accumulate(i,s)}}}else this._updateWeight(e)},_updateWeight:function(e){var t=0;if(this.enabled){t=this.weight;var n=this._weightInterpolant;if(null!==n){var i=n.evaluate(e)[0];t*=i,e>n.parameterPositions[1]&&(this.stopFading(),0===i&&(this.enabled=!1))}}return this._effectiveWeight=t,t},_updateTimeScale:function(e){var t=0;if(!this.paused){t=this.timeScale;var n=this._timeScaleInterpolant;if(null!==n)t*=n.evaluate(e)[0],e>n.parameterPositions[1]&&(this.stopWarping(),0===t?this.paused=!0:this.timeScale=t)}return this._effectiveTimeScale=t,t},_updateTime:function(e){var t=this.time+e,n=this._clip.duration,i=this.loop,r=this._loopCount,a=2202===i;if(0===e)return-1===r?t:a&&1==(1&r)?n-t:t;if(2200===i){-1===r&&(this._loopCount=0,this._setEndings(!0,!0,!1));e:{if(t>=n)t=n;else{if(!(t<0)){this.time=t;break e}t=0}this.clampWhenFinished?this.paused=!0:this.enabled=!1,this.time=t,this._mixer.dispatchEvent({type:"finished",action:this,direction:e<0?-1:1})}}else{if(-1===r&&(e>=0?(r=0,this._setEndings(!0,0===this.repetitions,a)):this._setEndings(0===this.repetitions,!0,a)),t>=n||t<0){var o=Math.floor(t/n);t-=n*o,r+=Math.abs(o);var s=this.repetitions-r;if(s<=0)this.clampWhenFinished?this.paused=!0:this.enabled=!1,t=e>0?n:0,this.time=t,this._mixer.dispatchEvent({type:"finished",action:this,direction:e>0?1:-1});else{if(1===s){var l=e<0;this._setEndings(l,!l,a)}else this._setEndings(!1,!1,a);this._loopCount=r,this.time=t,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:o})}}else this.time=t;if(a&&1==(1&r))return n-t}return t},_setEndings:function(e,t,n){var i=this._interpolantSettings;n?(i.endingStart=2401,i.endingEnd=2401):(i.endingStart=e?this.zeroSlopeAtStart?2401:2400:2402,i.endingEnd=t?this.zeroSlopeAtEnd?2401:2400:2402)},_scheduleFading:function(e,t,n){var i=this._mixer,r=i.time,a=this._weightInterpolant;null===a&&(a=i._lendControlInterpolant(),this._weightInterpolant=a);var o=a.parameterPositions,s=a.sampleValues;return o[0]=r,s[0]=t,o[1]=r+e,s[1]=n,this}}),tc.prototype=Object.assign(Object.create(y.prototype),{constructor:tc,_bindAction:function(e,t){var n=e._localRoot||this._root,i=e._clip.tracks,r=i.length,a=e._propertyBindings,o=e._interpolants,s=n.uuid,l=this._bindingsByRootAndName,c=l[s];void 0===c&&(c={},l[s]=c);for(var h=0;h!==r;++h){var u=i[h],p=u.name,d=c[p];if(void 0!==d)a[h]=d;else{if(void 0!==(d=a[h])){null===d._cacheIndex&&(++d.referenceCount,this._addInactiveBinding(d,s,p));continue}var f=t&&t._propertyBindings[h].binding.parsedPath;++(d=new Vl($l.create(n,p,f),u.ValueTypeName,u.getValueSize())).referenceCount,this._addInactiveBinding(d,s,p),a[h]=d}o[h].resultBuffer=d.buffer}},_activateAction:function(e){if(!this._isActiveAction(e)){if(null===e._cacheIndex){var t=(e._localRoot||this._root).uuid,n=e._clip.uuid,i=this._actionsByClip[n];this._bindAction(e,i&&i.knownActions[0]),this._addInactiveAction(e,n,t)}for(var r=e._propertyBindings,a=0,o=r.length;a!==o;++a){var s=r[a];0==s.useCount++&&(this._lendBinding(s),s.saveOriginalState())}this._lendAction(e)}},_deactivateAction:function(e){if(this._isActiveAction(e)){for(var t=e._propertyBindings,n=0,i=t.length;n!==i;++n){var r=t[n];0==--r.useCount&&(r.restoreOriginalState(),this._takeBackBinding(r))}this._takeBackAction(e)}},_initMemoryManager:function(){this._actions=[],this._nActiveActions=0,this._actionsByClip={},this._bindings=[],this._nActiveBindings=0,this._bindingsByRootAndName={},this._controlInterpolants=[],this._nActiveControlInterpolants=0;var e=this;this.stats={actions:{get total(){return e._actions.length},get inUse(){return e._nActiveActions}},bindings:{get total(){return e._bindings.length},get inUse(){return e._nActiveBindings}},controlInterpolants:{get total(){return e._controlInterpolants.length},get inUse(){return e._nActiveControlInterpolants}}}},_isActiveAction:function(e){var t=e._cacheIndex;return null!==t&&t=0;--t)e[t].stop();return this},update:function(e){e*=this.timeScale;for(var t=this._actions,n=this._nActiveActions,i=this.time+=e,r=Math.sign(e),a=this._accuIndex^=1,o=0;o!==n;++o){t[o]._update(i,e,r,a)}var s=this._bindings,l=this._nActiveBindings;for(o=0;o!==l;++o)s[o].apply(a);return this},setTime:function(e){this.time=0;for(var t=0;tthis.max.x||e.ythis.max.y)},containsBox:function(e){return this.min.x<=e.min.x&&e.max.x<=this.max.x&&this.min.y<=e.min.y&&e.max.y<=this.max.y},getParameter:function(e,t){return void 0===t&&(console.warn("THREE.Box2: .getParameter() target is now required"),t=new M),t.set((e.x-this.min.x)/(this.max.x-this.min.x),(e.y-this.min.y)/(this.max.y-this.min.y))},intersectsBox:function(e){return!(e.max.xthis.max.x||e.max.ythis.max.y)},clampPoint:function(e,t){return void 0===t&&(console.warn("THREE.Box2: .clampPoint() target is now required"),t=new M),t.copy(e).clamp(this.min,this.max)},distanceToPoint:function(e){return lc.copy(e).clamp(this.min,this.max).sub(e).length()},intersect:function(e){return this.min.max(e.min),this.max.min(e.max),this},union:function(e){return this.min.min(e.min),this.max.max(e.max),this},translate:function(e){return this.min.add(e),this.max.add(e),this},equals:function(e){return e.min.equals(this.min)&&e.max.equals(this.max)}});var hc=new D,uc=new D;function pc(e,t){this.start=void 0!==e?e:new D,this.end=void 0!==t?t:new D}function dc(e){oe.call(this),this.material=e,this.render=function(){},this.hasPositions=!1,this.hasNormals=!1,this.hasColors=!1,this.hasUvs=!1,this.positionArray=null,this.normalArray=null,this.colorArray=null,this.uvArray=null,this.count=0}Object.assign(pc.prototype,{set:function(e,t){return this.start.copy(e),this.end.copy(t),this},clone:function(){return(new this.constructor).copy(this)},copy:function(e){return this.start.copy(e.start),this.end.copy(e.end),this},getCenter:function(e){return void 0===e&&(console.warn("THREE.Line3: .getCenter() target is now required"),e=new D),e.addVectors(this.start,this.end).multiplyScalar(.5)},delta:function(e){return void 0===e&&(console.warn("THREE.Line3: .delta() target is now required"),e=new D),e.subVectors(this.end,this.start)},distanceSq:function(){return this.start.distanceToSquared(this.end)},distance:function(){return this.start.distanceTo(this.end)},at:function(e,t){return void 0===t&&(console.warn("THREE.Line3: .at() target is now required"),t=new D),this.delta(t).multiplyScalar(e).add(this.start)},closestPointToPointParameter:function(e,t){hc.subVectors(e,this.start),uc.subVectors(this.end,this.start);var n=uc.dot(uc),i=uc.dot(hc)/n;return t&&(i=_.clamp(i,0,1)),i},closestPointToPoint:function(e,t,n){var i=this.closestPointToPointParameter(e,t);return void 0===n&&(console.warn("THREE.Line3: .closestPointToPoint() target is now required"),n=new D),this.delta(n).multiplyScalar(i).add(this.start)},applyMatrix4:function(e){return this.start.applyMatrix4(e),this.end.applyMatrix4(e),this},equals:function(e){return e.start.equals(this.start)&&e.end.equals(this.end)}}),dc.prototype=Object.create(oe.prototype),dc.prototype.constructor=dc,dc.prototype.isImmediateRenderObject=!0;var fc=new D;function mc(e,t){oe.call(this),this.light=e,this.light.updateMatrixWorld(),this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1,this.color=t;for(var n=new Tt,i=[0,0,0,0,0,1,0,0,0,1,0,1,0,0,0,-1,0,1,0,0,0,0,1,1,0,0,0,0,-1,1],r=0,a=1;r<32;r++,a++){var o=r/32*Math.PI*2,s=a/32*Math.PI*2;i.push(Math.cos(o),Math.sin(o),1,Math.cos(s),Math.sin(s),1)}n.setAttribute("position",new ft(i,3));var l=new ta({fog:!1,toneMapped:!1});this.cone=new ha(n,l),this.add(this.cone),this.update()}mc.prototype=Object.create(oe.prototype),mc.prototype.constructor=mc,mc.prototype.dispose=function(){this.cone.geometry.dispose(),this.cone.material.dispose()},mc.prototype.update=function(){this.light.updateMatrixWorld();var e=this.light.distance?this.light.distance:1e3,t=e*Math.tan(this.light.angle);this.cone.scale.set(t,t,e),fc.setFromMatrixPosition(this.light.target.matrixWorld),this.cone.lookAt(fc),void 0!==this.color?this.cone.material.color.set(this.color):this.cone.material.color.copy(this.light.color)};var gc=new D,vc=new k,yc=new k;function xc(e){for(var t=function e(t){var n=[];t&&t.isBone&&n.push(t);for(var i=0;i.99999)this.quaternion.set(0,0,0,1);else if(e.y<-.99999)this.quaternion.set(1,0,0,0);else{Gc.set(e.z,0,-e.x).normalize();var t=Math.acos(e.y);this.quaternion.setFromAxisAngle(Gc,t)}},kc.prototype.setLength=function(e,t,n){void 0===t&&(t=.2*e),void 0===n&&(n=.2*t),this.line.scale.set(1,Math.max(1e-4,e-t),1),this.line.updateMatrix(),this.cone.scale.set(n,t,n),this.cone.position.y=e,this.cone.updateMatrix()},kc.prototype.setColor=function(e){this.line.material.color.set(e),this.cone.material.color.set(e)},kc.prototype.copy=function(e){return oe.prototype.copy.call(this,e,!1),this.line.copy(e.line),this.cone.copy(e.cone),this},kc.prototype.clone=function(){return(new this.constructor).copy(this)},Vc.prototype=Object.create(ha.prototype),Vc.prototype.constructor=Vc;var jc=Math.pow(2,8),Wc=[.125,.215,.35,.446,.526,.582],qc=5+Wc.length,Xc={3e3:0,3001:1,3002:2,3004:3,3005:4,3006:5,3007:6},Yc=new el,{_lodPlanes:Jc,_sizeLods:Zc,_sigmas:Kc}=function(){for(var e=[],t=[],n=[],i=8,r=0;r4?o=Wc[r-8+4-1]:0==r&&(o=0),n.push(o);for(var s=1/(a-1),l=-s/2,c=1+s/2,h=[l,l,c,l,c,c,l,l,c,c,l,c],u=new Float32Array(108),p=new Float32Array(72),d=new Float32Array(36),f=0;f<6;f++){var m=f%3*2/3-1,g=f>2?0:-1,v=[m,g,0,m+2/3,g,0,m+2/3,g+1,0,m,g,0,m+2/3,g+1,0,m,g+1,0];u.set(v,18*f),p.set(h,12*f);var y=[f,f,f,f,f,f];d.set(y,6*f)}var x=new Tt;x.setAttribute("position",new ot(u,3)),x.setAttribute("uv",new ot(p,2)),x.setAttribute("faceIndex",new ot(d,1)),e.push(x),i>4&&i--}return{_lodPlanes:e,_sizeLods:t,_sigmas:n}}(),Qc=null,$c=(1+Math.sqrt(5))/2,eh=1/$c,th=[new D(1,1,1),new D(-1,1,1),new D(1,1,-1),new D(-1,1,-1),new D(0,$c,eh),new D(0,$c,-eh),new D(eh,0,$c),new D(-eh,0,$c),new D($c,eh,0),new D(-$c,eh,0)];function nh(e){var t,n,i,r;this._renderer=e,this._pingPongRenderTarget=null,this._blurMaterial=(t=20,n=new Float32Array(t),i=new D(0,1,0),(r=new Go({defines:{n:t},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:n},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:i},inputEncoding:{value:Xc[3e3]},outputEncoding:{value:Xc[3e3]}},vertexShader:lh(),fragmentShader:`\nprecision mediump float;\nprecision mediump int;\nvarying vec3 vOutputDirection;\nuniform sampler2D envMap;\nuniform int samples;\nuniform float weights[n];\nuniform bool latitudinal;\nuniform float dTheta;\nuniform float mipInt;\nuniform vec3 poleAxis;\n\n${ch()}\n\n#define ENVMAP_TYPE_CUBE_UV\n#include \n\nvec3 getSample(float theta, vec3 axis) {\n\tfloat cosTheta = cos(theta);\n\t// Rodrigues' axis-angle rotation\n\tvec3 sampleDirection = vOutputDirection * cosTheta\n\t\t+ cross(axis, vOutputDirection) * sin(theta)\n\t\t+ axis * dot(axis, vOutputDirection) * (1.0 - cosTheta);\n\treturn bilinearCubeUV(envMap, sampleDirection, mipInt);\n}\n\nvoid main() {\n\tvec3 axis = latitudinal ? poleAxis : cross(poleAxis, vOutputDirection);\n\tif (all(equal(axis, vec3(0.0))))\n\t\taxis = vec3(vOutputDirection.z, 0.0, - vOutputDirection.x);\n\taxis = normalize(axis);\n\tgl_FragColor = vec4(0.0);\n\tgl_FragColor.rgb += weights[0] * getSample(0.0, axis);\n\tfor (int i = 1; i < n; i++) {\n\t\tif (i >= samples)\n\t\t\tbreak;\n\t\tfloat theta = dTheta * float(i);\n\t\tgl_FragColor.rgb += weights[i] * getSample(-1.0 * theta, axis);\n\t\tgl_FragColor.rgb += weights[i] * getSample(theta, axis);\n\t}\n\tgl_FragColor = linearToOutputTexel(gl_FragColor);\n}\n\t\t`,blending:0,depthTest:!1,depthWrite:!1})).type="SphericalGaussianBlur",r),this._equirectShader=null,this._cubemapShader=null,this._compileMaterial(this._blurMaterial)}function ih(e){return void 0!==e&&1009===e.type&&(3e3===e.encoding||3001===e.encoding||3007===e.encoding)}function rh(e){var t=new R(3*jc,3*jc,e);return t.texture.mapping=306,t.texture.name="PMREM.cubeUv",t.scissorTest=!0,t}function ah(e,t,n,i,r){e.viewport.set(t,n,i,r),e.scissor.set(t,n,i,r)}function oh(){var e=new Go({uniforms:{envMap:{value:null},texelSize:{value:new M(1,1)},inputEncoding:{value:Xc[3e3]},outputEncoding:{value:Xc[3e3]}},vertexShader:lh(),fragmentShader:`\nprecision mediump float;\nprecision mediump int;\nvarying vec3 vOutputDirection;\nuniform sampler2D envMap;\nuniform vec2 texelSize;\n\n${ch()}\n\n#include \n\nvoid main() {\n\tgl_FragColor = vec4(0.0);\n\tvec3 outputDirection = normalize(vOutputDirection);\n\tvec2 uv = equirectUv( outputDirection );\n\tvec2 f = fract(uv / texelSize - 0.5);\n\tuv -= f * texelSize;\n\tvec3 tl = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\n\tuv.x += texelSize.x;\n\tvec3 tr = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\n\tuv.y += texelSize.y;\n\tvec3 br = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\n\tuv.x -= texelSize.x;\n\tvec3 bl = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\n\tvec3 tm = mix(tl, tr, f.x);\n\tvec3 bm = mix(bl, br, f.x);\n\tgl_FragColor.rgb = mix(tm, bm, f.y);\n\tgl_FragColor = linearToOutputTexel(gl_FragColor);\n}\n\t\t`,blending:0,depthTest:!1,depthWrite:!1});return e.type="EquirectangularToCubeUV",e}function sh(){var e=new Go({uniforms:{envMap:{value:null},inputEncoding:{value:Xc[3e3]},outputEncoding:{value:Xc[3e3]}},vertexShader:lh(),fragmentShader:`\nprecision mediump float;\nprecision mediump int;\nvarying vec3 vOutputDirection;\nuniform samplerCube envMap;\n\n${ch()}\n\nvoid main() {\n\tgl_FragColor = vec4(0.0);\n\tgl_FragColor.rgb = envMapTexelToLinear(textureCube(envMap, vec3( - vOutputDirection.x, vOutputDirection.yz ))).rgb;\n\tgl_FragColor = linearToOutputTexel(gl_FragColor);\n}\n\t\t`,blending:0,depthTest:!1,depthWrite:!1});return e.type="CubemapToCubeUV",e}function lh(){return"\nprecision mediump float;\nprecision mediump int;\nattribute vec3 position;\nattribute vec2 uv;\nattribute float faceIndex;\nvarying vec3 vOutputDirection;\n\n// RH coordinate system; PMREM face-indexing convention\nvec3 getDirection(vec2 uv, float face) {\n\tuv = 2.0 * uv - 1.0;\n\tvec3 direction = vec3(uv, 1.0);\n\tif (face == 0.0) {\n\t\tdirection = direction.zyx; // ( 1, v, u ) pos x\n\t} else if (face == 1.0) {\n\t\tdirection = direction.xzy;\n\t\tdirection.xz *= -1.0; // ( -u, 1, -v ) pos y\n\t} else if (face == 2.0) {\n\t\tdirection.x *= -1.0; // ( -u, v, 1 ) pos z\n\t} else if (face == 3.0) {\n\t\tdirection = direction.zyx;\n\t\tdirection.xz *= -1.0; // ( -1, v, -u ) neg x\n\t} else if (face == 4.0) {\n\t\tdirection = direction.xzy;\n\t\tdirection.xy *= -1.0; // ( -u, -1, v ) neg y\n\t} else if (face == 5.0) {\n\t\tdirection.z *= -1.0; // ( u, v, -1 ) neg z\n\t}\n\treturn direction;\n}\n\nvoid main() {\n\tvOutputDirection = getDirection(uv, faceIndex);\n\tgl_Position = vec4( position, 1.0 );\n}\n\t"}function ch(){return"\nuniform int inputEncoding;\nuniform int outputEncoding;\n\n#include \n\nvec4 inputTexelToLinear(vec4 value){\n\tif(inputEncoding == 0){\n\t\treturn value;\n\t}else if(inputEncoding == 1){\n\t\treturn sRGBToLinear(value);\n\t}else if(inputEncoding == 2){\n\t\treturn RGBEToLinear(value);\n\t}else if(inputEncoding == 3){\n\t\treturn RGBMToLinear(value, 7.0);\n\t}else if(inputEncoding == 4){\n\t\treturn RGBMToLinear(value, 16.0);\n\t}else if(inputEncoding == 5){\n\t\treturn RGBDToLinear(value, 256.0);\n\t}else{\n\t\treturn GammaToLinear(value, 2.2);\n\t}\n}\n\nvec4 linearToOutputTexel(vec4 value){\n\tif(outputEncoding == 0){\n\t\treturn value;\n\t}else if(outputEncoding == 1){\n\t\treturn LinearTosRGB(value);\n\t}else if(outputEncoding == 2){\n\t\treturn LinearToRGBE(value);\n\t}else if(outputEncoding == 3){\n\t\treturn LinearToRGBM(value, 7.0);\n\t}else if(outputEncoding == 4){\n\t\treturn LinearToRGBM(value, 16.0);\n\t}else if(outputEncoding == 5){\n\t\treturn LinearToRGBD(value, 256.0);\n\t}else{\n\t\treturn LinearToGamma(value, 2.2);\n\t}\n}\n\nvec4 envMapTexelToLinear(vec4 color) {\n\treturn inputTexelToLinear(color);\n}\n\t"}function hh(e){console.warn("THREE.Spline has been removed. Use THREE.CatmullRomCurve3 instead."),Os.call(this,e),this.type="catmullrom"}nh.prototype={constructor:nh,fromScene:function(e,t=0,n=.1,i=100){Qc=this._renderer.getRenderTarget();var r=this._allocateTargets();return this._sceneToCubeUV(e,n,i,r),t>0&&this._blur(r,0,0,t),this._applyPMREM(r),this._cleanup(r),r},fromEquirectangular:function(e){return e.magFilter=1003,e.minFilter=1003,e.generateMipmaps=!1,this.fromCubemap(e)},fromCubemap:function(e){Qc=this._renderer.getRenderTarget();var t=this._allocateTargets(e);return this._textureToCubeUV(e,t),this._applyPMREM(t),this._cleanup(t),t},compileCubemapShader:function(){null===this._cubemapShader&&(this._cubemapShader=sh(),this._compileMaterial(this._cubemapShader))},compileEquirectangularShader:function(){null===this._equirectShader&&(this._equirectShader=oh(),this._compileMaterial(this._equirectShader))},dispose:function(){this._blurMaterial.dispose(),null!==this._cubemapShader&&this._cubemapShader.dispose(),null!==this._equirectShader&&this._equirectShader.dispose();for(var e=0;e2?jc:0,jc,jc),s.setRenderTarget(i),s.render(e,r)}s.toneMapping=c,s.toneMappingExposure=h,s.outputEncoding=l,s.setClearColor(u,p)},_textureToCubeUV:function(e,t){var n=this._renderer;e.isCubeTexture?null==this._cubemapShader&&(this._cubemapShader=sh()):null==this._equirectShader&&(this._equirectShader=oh());var i=e.isCubeTexture?this._cubemapShader:this._equirectShader,r=new Vt(Jc[0],i),a=i.uniforms;a.envMap.value=e,e.isCubeTexture||a.texelSize.value.set(1/e.image.width,1/e.image.height),a.inputEncoding.value=Xc[e.encoding],a.outputEncoding.value=Xc[t.texture.encoding],ah(t,0,0,3*jc,2*jc),n.setRenderTarget(t),n.render(r,Yc)},_applyPMREM:function(e){var t=this._renderer,n=t.autoClear;t.autoClear=!1;for(var i=1;i20&&console.warn(`sigmaRadians, ${r}, is too large and will clip, as it requested ${f} samples when the maximum is set to 20`);for(var m=[],g=0,v=0;v<20;++v){var y=v/d,x=Math.exp(-y*y/2);m.push(x),0==v?g+=x:v4?i-8+4:0),3*b,2*b),s.setRenderTarget(t),s.render(c,Yc)}},Ss.create=function(e,t){return console.log("THREE.Curve.create() has been deprecated"),e.prototype=Object.create(Ss.prototype),e.prototype.constructor=e,e.prototype.getPoint=t,e},Object.assign(js.prototype,{createPointsGeometry:function(e){console.warn("THREE.CurvePath: .createPointsGeometry() has been removed. Use new THREE.Geometry().setFromPoints( points ) instead.");var t=this.getPoints(e);return this.createGeometry(t)},createSpacedPointsGeometry:function(e){console.warn("THREE.CurvePath: .createSpacedPointsGeometry() has been removed. Use new THREE.Geometry().setFromPoints( points ) instead.");var t=this.getSpacedPoints(e);return this.createGeometry(t)},createGeometry:function(e){console.warn("THREE.CurvePath: .createGeometry() has been removed. Use new THREE.Geometry().setFromPoints( points ) instead.");for(var t=new Zt,n=0,i=e.length;n{var n={attributeIDs:this.defaultAttributeIDs,attributeTypes:this.defaultAttributeTypes,useUniqueIDs:!1};this.decodeGeometry(e,n).then(t).catch(i)},n,i)},decodeDracoFile:function(e,t,n,i){var r={attributeIDs:n||this.defaultAttributeIDs,attributeTypes:i||this.defaultAttributeTypes,useUniqueIDs:!!n};this.decodeGeometry(e,r).then(t)},decodeGeometry:function(e,t){for(var n in t.attributeTypes){var i=t.attributeTypes[n];void 0!==i.BYTES_PER_ELEMENT&&(t.attributeTypes[n]=i.name)}var r,a=JSON.stringify(t);if(uh.taskCache.has(e)){var o=uh.taskCache.get(e);if(o.key===a)return o.promise;if(0===e.byteLength)throw new Error("THREE.DRACOLoader: Unable to re-decode a buffer with different settings. Buffer has already been transferred.")}var s=this.workerNextTaskID++,l=e.byteLength,c=this._getWorker(s,l).then(n=>(r=n,new Promise((n,i)=>{r._callbacks[s]={resolve:n,reject:i},r.postMessage({type:"decode",id:s,taskConfig:t,buffer:e},[e])}))).then(e=>this._createGeometry(e.geometry));return c.catch(()=>!0).then(()=>{r&&s&&this._releaseTask(r,s)}),uh.taskCache.set(e,{key:a,promise:c}),c},_createGeometry:function(e){var t=new Tt;e.index&&t.setIndex(new ot(e.index.array,1));for(var n=0;n{n.load(e,t,void 0,i)})},preload:function(){return this._initDecoder(),this},_initDecoder:function(){if(this.decoderPending)return this.decoderPending;var e="object"!=typeof WebAssembly||"js"===this.decoderConfig.type,t=[];return e?t.push(this._loadLibrary("draco_decoder.js","text")):(t.push(this._loadLibrary("draco_wasm_wrapper.js","text")),t.push(this._loadLibrary("draco_decoder.wasm","arraybuffer"))),this.decoderPending=Promise.all(t).then(t=>{var n=t[0];e||(this.decoderConfig.wasmBinary=t[1]);var i=uh.DRACOWorker.toString(),r=["/* draco decoder */",n,"","/* worker */",i.substring(i.indexOf("{")+1,i.lastIndexOf("}"))].join("\n");this.workerSourceURL=URL.createObjectURL(new Blob([r]))}),this.decoderPending},_getWorker:function(e,t){return this._initDecoder().then(()=>{var n;this.workerPool.lengtht._taskLoad?-1:1}));return(n=this.workerPool[this.workerPool.length-1])._taskCosts[e]=t,n._taskLoad+=t,n})},_releaseTask:function(e,t){e._taskLoad-=e._taskCosts[t],delete e._callbacks[t],delete e._taskCosts[t]},debug:function(){console.log("Task load: ",this.workerPool.map(e=>e._taskLoad))},dispose:function(){for(var e=0;e{var t=e.draco,i=new t.Decoder,s=new t.DecoderBuffer;s.Init(new Int8Array(a),a.byteLength);try{var l=function(e,t,i,r){var a,o,s=r.attributeIDs,l=r.attributeTypes,c=t.GetEncodedGeometryType(i);if(c===e.TRIANGULAR_MESH)a=new e.Mesh,o=t.DecodeBufferToMesh(i,a);else{if(c!==e.POINT_CLOUD)throw new Error("THREE.DRACOLoader: Unexpected geometry type.");a=new e.PointCloud,o=t.DecodeBufferToPointCloud(i,a)}if(!o.ok()||0===a.ptr)throw new Error("THREE.DRACOLoader: Decoding failed: "+o.error_msg());var h={index:null,attributes:[]};for(var u in s){var p,d,f=self[l[u]];if(r.useUniqueIDs)d=s[u],p=t.GetAttributeByUniqueId(a,d);else{if(-1===(d=t.GetAttributeId(a,e[s[u]])))continue;p=t.GetAttribute(a,d)}h.attributes.push(n(e,t,a,u,f,p))}if(c===e.TRIANGULAR_MESH){for(var m=a.num_faces(),g=new Uint32Array(3*m),v=new e.DracoInt32Array,y=0;ye.array.buffer);l.index&&c.push(l.index.array.buffer),self.postMessage({type:"decode",id:r.id,geometry:l},c)}catch(e){console.error(e),self.postMessage({type:"error",id:r.id,error:e.message})}finally{t.destroy(s),t.destroy(i)}})}}},uh.taskCache=new WeakMap,uh.setDecoderPath=function(){console.warn("THREE.DRACOLoader: The .setDecoderPath() method has been removed. Use instance methods.")},uh.setDecoderConfig=function(){console.warn("THREE.DRACOLoader: The .setDecoderConfig() method has been removed. Use instance methods.")},uh.releaseDecoderModule=function(){console.warn("THREE.DRACOLoader: The .releaseDecoderModule() method has been removed. Use instance methods.")},uh.getDecoderModule=function(){console.warn("THREE.DRACOLoader: The .getDecoderModule() method has been removed. Use instance methods.")};var ph,dh,fh=function(){function e(e){ms.call(this,e),this.dracoLoader=null,this.ddsLoader=null}function t(){var e={};return{get:function(t){return e[t]},add:function(t,n){e[t]=n},remove:function(t){delete e[t]},removeAll:function(){e={}}}}e.prototype=Object.assign(Object.create(ms.prototype),{constructor:e,load:function(e,t,n,i){var r,a=this;r=""!==this.resourcePath?this.resourcePath:""!==this.path?this.path:cl(e),a.manager.itemStart(e);var o=function(t){i?i(t):console.error(t),a.manager.itemError(e),a.manager.itemEnd(e)},s=new vs(a.manager);s.setPath(this.path),s.setResponseType("arraybuffer"),s.setRequestHeader(this.requestHeader),"use-credentials"===a.crossOrigin&&s.setWithCredentials(!0),s.load(e,(function(n){try{a.parse(n,r,(function(n){t(n),a.manager.itemEnd(e)}),o)}catch(e){o(e)}}),n,o)},setDRACOLoader:function(e){return this.dracoLoader=e,this},setDDSLoader:function(e){return this.ddsLoader=e,this},parse:function(e,t,l,c){var d,g={};if("string"==typeof e)d=e;else if(ll(new Uint8Array(e,0,4))===s){try{g[n.KHR_BINARY_GLTF]=new h(e)}catch(e){return void(c&&c(e))}d=g[n.KHR_BINARY_GLTF].content}else d=ll(new Uint8Array(e));var v=JSON.parse(d);if(void 0===v.asset||v.asset.version[0]<2)c&&c(new Error("THREE.GLTFLoader: Unsupported asset. glTF versions >=2.0 are supported."));else{if(v.extensionsUsed)for(var y=0;y=0&&console.warn('THREE.GLTFLoader: Unknown extension "'+x+'".')}}var w=new W(v,g,{path:t||this.resourcePath||"",crossOrigin:this.crossOrigin,manager:this.manager});w.fileLoader.setRequestHeader(this.requestHeader),w.parse(l,c)}}});var n={KHR_BINARY_GLTF:"KHR_binary_glTF",KHR_DRACO_MESH_COMPRESSION:"KHR_draco_mesh_compression",KHR_LIGHTS_PUNCTUAL:"KHR_lights_punctual",KHR_MATERIALS_CLEARCOAT:"KHR_materials_clearcoat",KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS:"KHR_materials_pbrSpecularGlossiness",KHR_MATERIALS_UNLIT:"KHR_materials_unlit",KHR_TEXTURE_TRANSFORM:"KHR_texture_transform",KHR_MESH_QUANTIZATION:"KHR_mesh_quantization",MSFT_TEXTURE_DDS:"MSFT_texture_dds"};function i(e){if(!e)throw new Error("THREE.GLTFLoader: Attempting to load .dds texture without importing DDSLoader");this.name=n.MSFT_TEXTURE_DDS,this.ddsLoader=e}function r(e){this.name=n.KHR_LIGHTS_PUNCTUAL;var t=e.extensions&&e.extensions[n.KHR_LIGHTS_PUNCTUAL]||{};this.lightDefs=t.lights||[]}function a(){this.name=n.KHR_MATERIALS_UNLIT}function o(){this.name=n.KHR_MATERIALS_CLEARCOAT}r.prototype.loadLight=function(e){var t,n=this.lightDefs[e],i=new Ke(16777215);void 0!==n.color&&i.fromArray(n.color);var r=void 0!==n.range?n.range:0;switch(n.type){case"directional":(t=new nl(i)).target.position.set(0,0,-1),t.add(t.target);break;case"point":(t=new $s(i)).distance=r;break;case"spot":(t=new Ks(i)).distance=r,n.spot=n.spot||{},n.spot.innerConeAngle=void 0!==n.spot.innerConeAngle?n.spot.innerConeAngle:0,n.spot.outerConeAngle=void 0!==n.spot.outerConeAngle?n.spot.outerConeAngle:Math.PI/4,t.angle=n.spot.outerConeAngle,t.penumbra=1-n.spot.innerConeAngle/n.spot.outerConeAngle,t.target.position.set(0,0,-1),t.add(t.target);break;default:throw new Error('THREE.GLTFLoader: Unexpected light type, "'+n.type+'".')}return t.position.set(0,0,0),t.decay=2,void 0!==n.intensity&&(t.intensity=n.intensity),t.name=n.name||"light_"+e,Promise.resolve(t)},a.prototype.getMaterialType=function(){return rt},a.prototype.extendParams=function(e,t,n){var i=[];e.color=new Ke(1,1,1),e.opacity=1;var r=t.pbrMetallicRoughness;if(r){if(Array.isArray(r.baseColorFactor)){var a=r.baseColorFactor;e.color.fromArray(a),e.opacity=a[3]}void 0!==r.baseColorTexture&&i.push(n.assignTexture(e,"map",r.baseColorTexture))}return Promise.all(i)},o.prototype.getMaterialType=function(){return Vo},o.prototype.extendParams=function(e,t,n){var i=[],r=t.extensions[this.name];if(void 0!==r.clearcoatFactor&&(e.clearcoat=r.clearcoatFactor),void 0!==r.clearcoatTexture&&i.push(n.assignTexture(e,"clearcoatMap",r.clearcoatTexture)),void 0!==r.clearcoatRoughnessFactor&&(e.clearcoatRoughness=r.clearcoatRoughnessFactor),void 0!==r.clearcoatRoughnessTexture&&i.push(n.assignTexture(e,"clearcoatRoughnessMap",r.clearcoatRoughnessTexture)),void 0!==r.clearcoatNormalTexture&&(i.push(n.assignTexture(e,"clearcoatNormalMap",r.clearcoatNormalTexture)),void 0!==r.clearcoatNormalTexture.scale)){var a=r.clearcoatNormalTexture.scale;e.clearcoatNormalScale=new M(a,a)}return Promise.all(i)};var s="glTF",l=1313821514,c=5130562;function h(e){this.name=n.KHR_BINARY_GLTF,this.content=null,this.body=null;var t=new DataView(e,0,12);if(this.header={magic:ll(new Uint8Array(e.slice(0,4))),version:t.getUint32(4,!0),length:t.getUint32(8,!0)},this.header.magic!==s)throw new Error("THREE.GLTFLoader: Unsupported glTF-Binary header.");if(this.header.version<2)throw new Error("THREE.GLTFLoader: Legacy binary file detected.");for(var i=new DataView(e,12),r=0;r",t),e.fragmentShader=e.fragmentShader.replace("#include ",n),e.fragmentShader=e.fragmentShader.replace("#include ",i),e.fragmentShader=e.fragmentShader.replace("#include ",r),e.fragmentShader=e.fragmentShader.replace("#include ",a)},Object.defineProperties(this,{specular:{get:function(){return o.specular.value},set:function(e){o.specular.value=e}},specularMap:{get:function(){return o.specularMap.value},set:function(e){o.specularMap.value=e}},glossiness:{get:function(){return o.glossiness.value},set:function(e){o.glossiness.value=e}},glossinessMap:{get:function(){return o.glossinessMap.value},set:function(e){o.glossinessMap.value=e,e?(this.defines.USE_GLOSSINESSMAP="",this.defines.USE_ROUGHNESSMAP=""):(delete this.defines.USE_ROUGHNESSMAP,delete this.defines.USE_GLOSSINESSMAP)}}}),delete this.metalness,delete this.roughness,delete this.metalnessMap,delete this.roughnessMap,this.setValues(e)}function f(){return{name:n.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS,specularGlossinessParams:["color","map","lightMap","lightMapIntensity","aoMap","aoMapIntensity","emissive","emissiveIntensity","emissiveMap","bumpMap","bumpScale","normalMap","normalMapType","displacementMap","displacementScale","displacementBias","specularMap","specular","glossinessMap","glossiness","alphaMap","envMap","envMapIntensity","refractionRatio"],getMaterialType:function(){return d},extendParams:function(e,t,n){var i=t.extensions[this.name];e.color=new Ke(1,1,1),e.opacity=1;var r=[];if(Array.isArray(i.diffuseFactor)){var a=i.diffuseFactor;e.color.fromArray(a),e.opacity=a[3]}if(void 0!==i.diffuseTexture&&r.push(n.assignTexture(e,"map",i.diffuseTexture)),e.emissive=new Ke(0,0,0),e.glossiness=void 0!==i.glossinessFactor?i.glossinessFactor:1,e.specular=new Ke(1,1,1),Array.isArray(i.specularFactor)&&e.specular.fromArray(i.specularFactor),void 0!==i.specularGlossinessTexture){var o=i.specularGlossinessTexture;r.push(n.assignTexture(e,"glossinessMap",o)),r.push(n.assignTexture(e,"specularMap",o))}return Promise.all(r)},createMaterial:function(e){var t=new d(e);return t.fog=!0,t.color=e.color,t.map=void 0===e.map?null:e.map,t.lightMap=null,t.lightMapIntensity=1,t.aoMap=void 0===e.aoMap?null:e.aoMap,t.aoMapIntensity=1,t.emissive=e.emissive,t.emissiveIntensity=1,t.emissiveMap=void 0===e.emissiveMap?null:e.emissiveMap,t.bumpMap=void 0===e.bumpMap?null:e.bumpMap,t.bumpScale=1,t.normalMap=void 0===e.normalMap?null:e.normalMap,t.normalMapType=0,e.normalScale&&(t.normalScale=e.normalScale),t.displacementMap=null,t.displacementScale=1,t.displacementBias=0,t.specularMap=void 0===e.specularMap?null:e.specularMap,t.specular=e.specular,t.glossinessMap=void 0===e.glossinessMap?null:e.glossinessMap,t.glossiness=e.glossiness,t.alphaMap=null,t.envMap=void 0===e.envMap?null:e.envMap,t.envMapIntensity=1,t.refractionRatio=.98,t}}}function m(){this.name=n.KHR_MESH_QUANTIZATION}function g(e,t,n,i){Qo.call(this,e,t,n,i)}u.prototype.decodePrimitive=function(e,t){var n=this.json,i=this.dracoLoader,r=e.extensions[this.name].bufferView,a=e.extensions[this.name].attributes,o={},s={},l={};for(var c in a){var h=P[c]||c.toLowerCase();o[h]=a[c]}for(c in e.attributes){h=P[c]||c.toLowerCase();if(void 0!==a[c]){var u=n.accessors[e.attributes[c]],p=E[u.componentType];l[h]=p,s[h]=!0===u.normalized}}return t.getDependency("bufferView",r).then((function(e){return new Promise((function(t){i.decodeDracoFile(e,(function(e){for(var n in e.attributes){var i=e.attributes[n],r=s[n];void 0!==r&&(i.normalized=r)}t(e)}),o,l)}))}))},p.prototype.extendTexture=function(e,t){return e=e.clone(),void 0!==t.offset&&e.offset.fromArray(t.offset),void 0!==t.rotation&&(e.rotation=t.rotation),void 0!==t.scale&&e.repeat.fromArray(t.scale),void 0!==t.texCoord&&console.warn('THREE.GLTFLoader: Custom UV sets in "'+this.name+'" extension not yet supported.'),e.needsUpdate=!0,e},d.prototype=Object.create(ko.prototype),d.prototype.constructor=d,d.prototype.copy=function(e){return ko.prototype.copy.call(this,e),this.specularMap=e.specularMap,this.specular.copy(e.specular),this.glossinessMap=e.glossinessMap,this.glossiness=e.glossiness,delete this.metalness,delete this.roughness,delete this.metalnessMap,delete this.roughnessMap,this},g.prototype=Object.create(Qo.prototype),g.prototype.constructor=g,g.prototype.copySampleValue_=function(e){for(var t=this.resultBuffer,n=this.sampleValues,i=this.valueSize,r=e*i*3+i,a=0;a!==i;a++)t[a]=n[r+a];return t},g.prototype.beforeStart_=g.prototype.copySampleValue_,g.prototype.afterEnd_=g.prototype.copySampleValue_,g.prototype.interpolate_=function(e,t,n,i){for(var r=this.resultBuffer,a=this.sampleValues,o=this.valueSize,s=2*o,l=3*o,c=i-t,h=(n-t)/c,u=h*h,p=u*h,d=e*l,f=d-l,m=-2*p+3*u,g=p-u,v=1-m,y=g-u+h,x=0;x!==o;x++){var b=a[f+x+o],w=a[f+x+s]*c,_=a[d+x+o],M=a[d+x]*c;r[x]=v*b+y*w+m*_+g*M}return r};var v=0,y=1,x=2,b=3,w=4,S=5,T=6,E={5120:Int8Array,5121:Uint8Array,5122:Int16Array,5123:Uint16Array,5125:Uint32Array,5126:Float32Array},A={9728:1003,9729:1006,9984:1004,9985:1007,9986:1005,9987:1008},L={33071:1001,33648:1002,10497:1e3},R={SCALAR:1,VEC2:2,VEC3:3,VEC4:4,MAT2:4,MAT3:9,MAT4:16},P={POSITION:"position",NORMAL:"normal",TANGENT:"tangent",TEXCOORD_0:"uv",TEXCOORD_1:"uv2",COLOR_0:"color",WEIGHTS_0:"skinWeight",JOINTS_0:"skinIndex"},C={scale:"scale",translation:"position",rotation:"quaternion",weights:"morphTargetInfluences"},O={CUBICSPLINE:void 0,LINEAR:2301,STEP:2300},I="OPAQUE",N="MASK",z="BLEND",U={"image/png":1023,"image/jpeg":1022};function F(e,t){return"string"!=typeof e||""===e?"":(/^https?:\/\//i.test(t)&&/^\//.test(e)&&(t=t.replace(/(^https?:\/\/[^\/]+).*/i,"$1")),/^(https?:)?\/\//i.test(e)||/^data:.*,.*$/i.test(e)||/^blob:.*$/i.test(e)?e:t+e)}function B(e){return void 0===e.DefaultMaterial&&(e.DefaultMaterial=new ko({color:16777215,emissive:0,metalness:1,roughness:1,transparent:!1,depthTest:!0,side:0})),e.DefaultMaterial}function H(e,t,n){for(var i in n.extensions)void 0===e[i]&&(t.userData.gltfExtensions=t.userData.gltfExtensions||{},t.userData.gltfExtensions[i]=n.extensions[i])}function G(e,t){void 0!==t.extras&&("object"==typeof t.extras?Object.assign(e.userData,t.extras):console.warn("THREE.GLTFLoader: Ignoring primitive type .extras, "+t.extras))}function V(e,t){if(e.updateMorphTargets(),void 0!==t.weights)for(var n=0,i=t.weights.length;n=2&&r.setY(S,w[_*o+1]),o>=3&&r.setZ(S,w[_*o+2]),o>=4&&r.setW(S,w[_*o+3]),o>=5)throw new Error("THREE.GLTFLoader: Unsupported itemSize in sparse BufferAttribute.")}}return r}))},W.prototype.loadTexture=function(e){var t,i=this,r=this.json,a=this.options,o=this.textureLoader,s=self.URL||self.webkitURL,l=r.textures[e],c=l.extensions||{},h=(t=c[n.MSFT_TEXTURE_DDS]?r.images[c[n.MSFT_TEXTURE_DDS].source]:r.images[l.source]).uri,u=!1;return void 0!==t.bufferView&&(h=i.getDependency("bufferView",t.bufferView).then((function(e){u=!0;var n=new Blob([e],{type:t.mimeType});return h=s.createObjectURL(n)}))),Promise.resolve(h).then((function(e){var t=a.manager.getHandler(e);return t||(t=c[n.MSFT_TEXTURE_DDS]?i.extensions[n.MSFT_TEXTURE_DDS].ddsLoader:o),new Promise((function(n,i){t.load(F(e,a.path),n,void 0,i)}))})).then((function(n){!0===u&&s.revokeObjectURL(h),n.flipY=!1,l.name&&(n.name=l.name),t.mimeType in U&&(n.format=U[t.mimeType]);var a=(r.samplers||{})[l.sampler]||{};return n.magFilter=A[a.magFilter]||1006,n.minFilter=A[a.minFilter]||1008,n.wrapS=L[a.wrapS]||1e3,n.wrapT=L[a.wrapT]||1e3,i.associations.set(n,{type:"textures",index:e}),n}))},W.prototype.assignTexture=function(e,t,i){var r=this;return this.getDependency("texture",i.index).then((function(a){if(!a.isCompressedTexture)switch(t){case"aoMap":case"emissiveMap":case"metalnessMap":case"normalMap":case"roughnessMap":a.format=1022}if(void 0===i.texCoord||0==i.texCoord||"aoMap"===t&&1==i.texCoord||console.warn("THREE.GLTFLoader: Custom UV set "+i.texCoord+" for texture "+t+" not yet supported."),r.extensions[n.KHR_TEXTURE_TRANSFORM]){var o=void 0!==i.extensions?i.extensions[n.KHR_TEXTURE_TRANSFORM]:void 0;if(o){var s=r.associations.get(a);a=r.extensions[n.KHR_TEXTURE_TRANSFORM].extendTexture(a,o),r.associations.set(a,s)}}e[t]=a}))},W.prototype.assignFinalMaterial=function(e){var t=e.geometry,n=e.material,i=void 0!==t.attributes.tangent,r=void 0!==t.attributes.color,a=void 0===t.attributes.normal,o=!0===e.isSkinnedMesh,s=Object.keys(t.morphAttributes).length>0,l=s&&void 0!==t.morphAttributes.normal;if(e.isPoints){var c="PointsMaterial:"+n.uuid,h=this.cache.get(c);h||(h=new pa,it.prototype.copy.call(h,n),h.color.copy(n.color),h.map=n.map,h.sizeAttenuation=!1,this.cache.add(c,h)),n=h}else if(e.isLine){c="LineBasicMaterial:"+n.uuid;var u=this.cache.get(c);u||(u=new ta,it.prototype.copy.call(u,n),u.color.copy(n.color),this.cache.add(c,u)),n=u}if(i||r||a||o||s){c="ClonedMaterial:"+n.uuid+":";n.isGLTFSpecularGlossinessMaterial&&(c+="specular-glossiness:"),o&&(c+="skinning:"),i&&(c+="vertex-tangents:"),r&&(c+="vertex-colors:"),a&&(c+="flat-shading:"),s&&(c+="morph-targets:"),l&&(c+="morph-normals:");var p=this.cache.get(c);p||(p=n.clone(),o&&(p.skinning=!0),i&&(p.vertexTangents=!0),r&&(p.vertexColors=!0),a&&(p.flatShading=!0),s&&(p.morphTargets=!0),l&&(p.morphNormals=!0),this.cache.add(c,p),this.associations.set(p,this.associations.get(n))),n=p}n.aoMap&&void 0===t.attributes.uv2&&void 0!==t.attributes.uv&&t.setAttribute("uv2",t.attributes.uv),n.normalScale&&!i&&(n.normalScale.y=-n.normalScale.y),n.clearcoatNormalScale&&!i&&(n.clearcoatNormalScale.y=-n.clearcoatNormalScale.y),e.material=n},W.prototype.loadMaterial=function(e){var t,i=this,r=this.json,a=this.extensions,o=r.materials[e],s={},l=o.extensions||{},c=[];if(l[n.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS]){var h=a[n.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS];t=h.getMaterialType(),c.push(h.extendParams(s,o,i))}else if(l[n.KHR_MATERIALS_UNLIT]){var u=a[n.KHR_MATERIALS_UNLIT];t=u.getMaterialType(),c.push(u.extendParams(s,o,i))}else{t=ko;var p=o.pbrMetallicRoughness||{};if(s.color=new Ke(1,1,1),s.opacity=1,Array.isArray(p.baseColorFactor)){var f=p.baseColorFactor;s.color.fromArray(f),s.opacity=f[3]}void 0!==p.baseColorTexture&&c.push(i.assignTexture(s,"map",p.baseColorTexture)),s.metalness=void 0!==p.metallicFactor?p.metallicFactor:1,s.roughness=void 0!==p.roughnessFactor?p.roughnessFactor:1,void 0!==p.metallicRoughnessTexture&&(c.push(i.assignTexture(s,"metalnessMap",p.metallicRoughnessTexture)),c.push(i.assignTexture(s,"roughnessMap",p.metallicRoughnessTexture)))}!0===o.doubleSided&&(s.side=2);var m=o.alphaMode||I;if(m===z?(s.transparent=!0,s.depthWrite=!1):(s.transparent=!1,m===N&&(s.alphaTest=void 0!==o.alphaCutoff?o.alphaCutoff:.5)),void 0!==o.normalTexture&&t!==rt&&(c.push(i.assignTexture(s,"normalMap",o.normalTexture)),s.normalScale=new M(1,1),void 0!==o.normalTexture.scale&&s.normalScale.set(o.normalTexture.scale,o.normalTexture.scale)),void 0!==o.occlusionTexture&&t!==rt&&(c.push(i.assignTexture(s,"aoMap",o.occlusionTexture)),void 0!==o.occlusionTexture.strength&&(s.aoMapIntensity=o.occlusionTexture.strength)),void 0!==o.emissiveFactor&&t!==rt&&(s.emissive=(new Ke).fromArray(o.emissiveFactor)),void 0!==o.emissiveTexture&&t!==rt&&c.push(i.assignTexture(s,"emissiveMap",o.emissiveTexture)),l[n.KHR_MATERIALS_CLEARCOAT]){var g=a[n.KHR_MATERIALS_CLEARCOAT];t=g.getMaterialType(),c.push(g.extendParams(s,{extensions:l},i))}return Promise.all(c).then((function(){var r;return r=t===d?a[n.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS].createMaterial(s):new t(s),o.name&&(r.name=o.name),r.map&&(r.map.encoding=3001),r.emissiveMap&&(r.emissiveMap.encoding=3001),G(r,o),i.associations.set(r,{type:"materials",index:e}),o.extensions&&H(a,r,o),r}))},W.prototype.loadGeometries=function(e){var t=this,i=this.extensions,r=this.primitiveCache;function a(e){return i[n.KHR_DRACO_MESH_COMPRESSION].decodePrimitive(e,t).then((function(n){return q(n,e,t)}))}for(var o,s,l=[],c=0,h=e.length;c0&&V(h,n),h.name=n.name||"mesh_"+e,o.length>1&&(h.name+="_"+l),G(h,n),t.assignFinalMaterial(h),s.push(h)}if(1===s.length)return s[0];var f=new ur;for(l=0,c=s.length;l1){var n=s[l.mesh]++;(t=e.clone()).name+="_instance_"+n}else t=e;return void 0!==l.weights&&t.traverse((function(e){if(e.isMesh)for(var t=0,n=l.weights.length;t1?new ur:1===t.length?t[0]:new oe)!==t[0])for(var i=0,o=t.length;i\n:host {\n di * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. - */const mh=Symbol("retainerCount"),gh=Symbol("recentlyUsed"),vh=Symbol("evict"),yh=Symbol("evictionThreshold"),xh=Symbol("cache");class bh{constructor(e,t=5){this[ph]=new Map,this[dh]=[],this[xh]=e,this[yh]=t}set evictionThreshold(e){this[yh]=e,this[vh]()}get evictionThreshold(){return this[yh]}get cache(){return this[xh]}retainerCount(e){return this[mh].get(e)||0}reset(){this[mh].clear(),this[gh]=[]}retain(e){this[mh].has(e)||this[mh].set(e,0),this[mh].set(e,this[mh].get(e)+1);const t=this[gh].indexOf(e);-1!==t&&this[gh].splice(t,1),this[gh].unshift(e),this[vh]()}release(e){this[mh].has(e)&&this[mh].set(e,Math.max(this[mh].get(e)-1,0)),this[vh]()}[(ph=mh,dh=gh,vh)](){if(!(this[gh].length=this[yh];--e){const t=this[gh][e];0===this[mh].get(t)&&(this[xh].delete(t),this[gh].splice(e,1))}}} -/* @license - * Copyright 2019 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */var wh,_h;const Mh=new Map,Sh=new Map;let Th;const Eh=new uh,Ah=Symbol("loader"),Lh=Symbol("evictionPolicy"),Rh=Symbol("GLTFInstance");class Ph extends y{constructor(e){super(),this[_h]=new fh,this[Rh]=e,this[Ah].setDRACOLoader(Eh)}static setDRACODecoderLocation(e){Th=e,Eh.setDecoderPath(e)}static getDRACODecoderLocation(){return Th}static get cache(){return Mh}static clearCache(){Mh.forEach((e,t)=>{this.delete(t)}),this[Lh].reset()}static has(e){return Mh.has(e)}static async delete(e){if(!this.has(e))return;const t=Mh.get(e);Sh.delete(e),Mh.delete(e);(await t).dispose()}static hasFinishedLoading(e){return!!Sh.get(e)}get[(wh=Lh,_h=Ah,Lh)](){return this.constructor[Lh]}async preload(e,t,n=(()=>{})){if(this.dispatchEvent({type:"preload",element:t,src:e}),!Mh.has(e)){const t=((e,t,n=(()=>{}))=>{const i=e=>{n(Math.max(0,Math.min(1,e.loaded/e.total)))};return new Promise((n,r)=>{t.load(e,n,i,r)})})(e,this[Ah],e=>{n(.8*e)}),i=this[Rh],r=t.then(e=>i.prepare(e)).then(e=>(n(.9),new i(e)));Mh.set(e,r)}await Mh.get(e),Sh.set(e,!0),n&&n(1)}async load(e,t,n=(()=>{})){await this.preload(e,t,n);const i=await Mh.get(e),r=await i.clone();return this[Lh].retain(e),r.dispose=(()=>{const t=r.dispose;let n=!1;return()=>{n||(n=!0,t.apply(r),this[Lh].release(e))}})(),r}} -/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. */ -var Ch;Ph[wh]=new bh(Ph);const Oh=Symbol("velocity");class Ih{constructor(){this[Ch]=0}update(e,t,n,i){if(null==e||0===i)return t;if(e===t&&0===this[Oh])return t;if(n<0)return e;const r=e-t,a=this[Oh]+.02*r,o=r+n*a,s=Math.exp(-.02*n),l=(a-.02*o)*s,c=-.02*(l+a*s);return Math.abs(l)<2e-4*.02*Math.abs(i)&&c*r>=0?(this[Oh]=0,t):(this[Oh]=l,t+o*s)}}Ch=Oh;var Dh=function(e){oe.call(this),this.element=e,this.element.style.position="absolute",this.addEventListener("removed",(function(){this.traverse((function(e){e.element instanceof Element&&null!==e.element.parentNode&&e.element.parentNode.removeChild(e.element)}))}))};(Dh.prototype=Object.create(oe.prototype)).constructor=Dh;var Nh=function(){var e,t,n,i,r=this,a=new D,o=new k,s=new k,l={objects:new WeakMap},c=document.createElement("div");c.style.overflow="hidden",this.domElement=c,this.getSize=function(){return{width:e,height:t}},this.setSize=function(r,a){n=(e=r)/2,i=(t=a)/2,c.style.width=r+"px",c.style.height=a+"px"};var h,u,p=function(e,t,o){if(e instanceof Dh){e.onBeforeRender(r,t,o),a.setFromMatrixPosition(e.matrixWorld),a.applyMatrix4(s);var h=e.element,u="translate(-50%,-50%) translate("+(a.x*n+n)+"px,"+(-a.y*i+i)+"px)";h.style.WebkitTransform=u,h.style.MozTransform=u,h.style.oTransform=u,h.style.transform=u,h.style.display=e.visible&&a.z>=-1&&a.z<=1?"":"none";var f={distanceToCameraSquared:d(o,e)};l.objects.set(e,f),h.parentNode!==c&&c.appendChild(h),e.onAfterRender(r,t,o)}for(var m=0,g=e.children.length;m\n:host {\n display: block;\n position: relative;\n contain: strict;\n width: 300px;\n height: 150px;\n}\n\n/* NOTE: This ruleset is our integration surface area with the\n * :focus-visible polyfill.\n *\n * @see https://github.com/WICG/focus-visible/pull/196 */\n:host([data-js-focus-visible]:focus:not(.focus-visible)),\n:host([data-js-focus-visible]) :focus:not(.focus-visible) {\n outline: none;\n}\n\n.container {\n position: relative;\n}\n\n.userInput {\n width: 100%;\n height: 100%;\n display: block;\n position: relative;\n overflow: hidden;\n}\n\ncanvas {\n position: absolute;\n display: none;\n pointer-events: none;\n /* NOTE(cdata): Chrome 76 and below apparently have a bug\n * that causes our canvas not to display pixels unless it is\n * on its own render layer\n * @see https://github.com/google/model-viewer/pull/755#issuecomment-536597893\n */\n transform: translateZ(0);\n}\n\ncanvas.show {\n display: block;\n}\n\n/* Adapted from HTML5 Boilerplate\n *\n * @see https://github.com/h5bp/html5-boilerplate/blob/ceb4620c78fc82e13534fc44202a3f168754873f/dist/css/main.css#L122-L133 */\n.screen-reader-only {\n border: 0;\n clip: rect(0, 0, 0, 0);\n height: 1px;\n margin: -1px;\n overflow: hidden;\n padding: 0;\n position: absolute;\n white-space: nowrap;\n width: 1px;\n}\n\n.slot {\n position: absolute;\n pointer-events: none;\n top: 0;\n left: 0;\n width: 100%;\n height: 100%;\n}\n\n.slot > * {\n pointer-events: initial;\n}\n\n.annotation-wrapper ::slotted(*) {\n opacity: var(--max-hotspot-opacity, 1);\n transition: opacity 0.3s;\n}\n\n.pointer-tumbling .annotation-wrapper ::slotted(*) {\n pointer-events: none;\n}\n\n.annotation-wrapper ::slotted(*) {\n pointer-events: initial;\n}\n\n.annotation-wrapper.hide ::slotted(*) {\n opacity: var(--min-hotspot-opacity, 0.25);\n}\n\n.slot.poster {\n opacity: 0;\n transition: opacity 0.3s 0.3s;\n background-color: inherit;\n}\n\n.slot.poster.show {\n opacity: 1;\n transition: none;\n}\n\n.slot.poster > * {\n pointer-events: initial;\n}\n\n.slot.poster:not(.show) > * {\n pointer-events: none;\n}\n\n#default-poster {\n width: 100%;\n height: 100%;\n /* The default poster is a \n \n \n\n
\n \n \n \n\n\n\n\t\n\t\n\t\n\t\n\t\n\t\t\n\t\n\n\n \n \n
\n\n
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\n \n
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\n\n
\n \n\n
\n \n \n \n
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\n';class tt{addEventListener(t,e){void 0===this._listeners&&(this._listeners={});const n=this._listeners;void 0===n[t]&&(n[t]=[]),-1===n[t].indexOf(e)&&n[t].push(e)}hasEventListener(t,e){if(void 0===this._listeners)return!1;const n=this._listeners;return void 0!==n[t]&&-1!==n[t].indexOf(e)}removeEventListener(t,e){if(void 0===this._listeners)return;const n=this._listeners[t];if(void 0!==n){const t=n.indexOf(e);-1!==t&&n.splice(t,1)}}dispatchEvent(t){if(void 0===this._listeners)return;const e=this._listeners[t.type];if(void 0!==e){t.target=this;const n=e.slice(0);for(let e=0,i=n.length;e>8&255]+et[t>>16&255]+et[t>>24&255]+"-"+et[255&e]+et[e>>8&255]+"-"+et[e>>16&15|64]+et[e>>24&255]+"-"+et[63&n|128]+et[n>>8&255]+"-"+et[n>>16&255]+et[n>>24&255]+et[255&i]+et[i>>8&255]+et[i>>16&255]+et[i>>24&255]).toUpperCase()}function at(t,e,n){return Math.max(e,Math.min(n,t))}function ot(t,e){return(t%e+e)%e}function lt(t,e,n){return(1-n)*t+n*e}function ct(t){return 0==(t&t-1)&&0!==t}function ht(t){return Math.pow(2,Math.ceil(Math.log(t)/Math.LN2))}function ut(t){return Math.pow(2,Math.floor(Math.log(t)/Math.LN2))}var dt=Object.freeze({__proto__:null,DEG2RAD:it,RAD2DEG:rt,generateUUID:st,clamp:at,euclideanModulo:ot,mapLinear:function(t,e,n,i,r){return i+(t-e)*(r-i)/(n-e)},inverseLerp:function(t,e,n){return t!==e?(n-t)/(e-t):0},lerp:lt,damp:function(t,e,n,i){return lt(t,e,1-Math.exp(-n*i))},pingpong:function(t,e=1){return e-Math.abs(ot(t,2*e)-e)},smoothstep:function(t,e,n){return t<=e?0:t>=n?1:(t=(t-e)/(n-e))*t*(3-2*t)},smootherstep:function(t,e,n){return t<=e?0:t>=n?1:(t=(t-e)/(n-e))*t*t*(t*(6*t-15)+10)},randInt:function(t,e){return t+Math.floor(Math.random()*(e-t+1))},randFloat:function(t,e){return t+Math.random()*(e-t)},randFloatSpread:function(t){return t*(.5-Math.random())},seededRandom:function(t){return void 0!==t&&(nt=t%2147483647),nt=16807*nt%2147483647,(nt-1)/2147483646},degToRad:function(t){return t*it},radToDeg:function(t){return t*rt},isPowerOfTwo:ct,ceilPowerOfTwo:ht,floorPowerOfTwo:ut,setQuaternionFromProperEuler:function(t,e,n,i,r){const s=Math.cos,a=Math.sin,o=s(n/2),l=a(n/2),c=s((e+i)/2),h=a((e+i)/2),u=s((e-i)/2),d=a((e-i)/2),p=s((i-e)/2),A=a((i-e)/2);switch(r){case"XYX":t.set(o*h,l*u,l*d,o*c);break;case"YZY":t.set(l*d,o*h,l*u,o*c);break;case"ZXZ":t.set(l*u,l*d,o*h,o*c);break;case"XZX":t.set(o*h,l*A,l*p,o*c);break;case"YXY":t.set(l*p,o*h,l*A,o*c);break;case"ZYZ":t.set(l*A,l*p,o*h,o*c);break;default:console.warn("THREE.MathUtils: .setQuaternionFromProperEuler() encountered an unknown order: "+r)}}});class pt{constructor(t=0,e=0){this.x=t,this.y=e}get width(){return this.x}set width(t){this.x=t}get height(){return this.y}set height(t){this.y=t}set(t,e){return this.x=t,this.y=e,this}setScalar(t){return this.x=t,this.y=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;default:throw new Error("index is out of range: "+t)}return this}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;default:throw new Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y)}copy(t){return this.x=t.x,this.y=t.y,this}add(t,e){return void 0!==e?(console.warn("THREE.Vector2: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(t,e)):(this.x+=t.x,this.y+=t.y,this)}addScalar(t){return this.x+=t,this.y+=t,this}addVectors(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this}addScaledVector(t,e){return this.x+=t.x*e,this.y+=t.y*e,this}sub(t,e){return void 0!==e?(console.warn("THREE.Vector2: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(t,e)):(this.x-=t.x,this.y-=t.y,this)}subScalar(t){return this.x-=t,this.y-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this}multiply(t){return this.x*=t.x,this.y*=t.y,this}multiplyScalar(t){return this.x*=t,this.y*=t,this}divide(t){return this.x/=t.x,this.y/=t.y,this}divideScalar(t){return this.multiplyScalar(1/t)}applyMatrix3(t){const e=this.x,n=this.y,i=t.elements;return this.x=i[0]*e+i[3]*n+i[6],this.y=i[1]*e+i[4]*n+i[7],this}min(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this}max(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this}clamp(t,e){return this.x=Math.max(t.x,Math.min(e.x,this.x)),this.y=Math.max(t.y,Math.min(e.y,this.y)),this}clampScalar(t,e){return this.x=Math.max(t,Math.min(e,this.x)),this.y=Math.max(t,Math.min(e,this.y)),this}clampLength(t,e){const n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(t,Math.min(e,n)))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this}roundToZero(){return this.x=this.x<0?Math.ceil(this.x):Math.floor(this.x),this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y),this}negate(){return this.x=-this.x,this.y=-this.y,this}dot(t){return this.x*t.x+this.y*t.y}cross(t){return this.x*t.y-this.y*t.x}lengthSq(){return this.x*this.x+this.y*this.y}length(){return Math.sqrt(this.x*this.x+this.y*this.y)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)}normalize(){return this.divideScalar(this.length()||1)}angle(){return Math.atan2(-this.y,-this.x)+Math.PI}distanceTo(t){return Math.sqrt(this.distanceToSquared(t))}distanceToSquared(t){const e=this.x-t.x,n=this.y-t.y;return e*e+n*n}manhattanDistanceTo(t){return Math.abs(this.x-t.x)+Math.abs(this.y-t.y)}setLength(t){return this.normalize().multiplyScalar(t)}lerp(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this}lerpVectors(t,e,n){return this.x=t.x+(e.x-t.x)*n,this.y=t.y+(e.y-t.y)*n,this}equals(t){return t.x===this.x&&t.y===this.y}fromArray(t,e=0){return this.x=t[e],this.y=t[e+1],this}toArray(t=[],e=0){return t[e]=this.x,t[e+1]=this.y,t}fromBufferAttribute(t,e,n){return void 0!==n&&console.warn("THREE.Vector2: offset has been removed from .fromBufferAttribute()."),this.x=t.getX(e),this.y=t.getY(e),this}rotateAround(t,e){const n=Math.cos(e),i=Math.sin(e),r=this.x-t.x,s=this.y-t.y;return this.x=r*n-s*i+t.x,this.y=r*i+s*n+t.y,this}random(){return this.x=Math.random(),this.y=Math.random(),this}}pt.prototype.isVector2=!0;class At{constructor(){this.elements=[1,0,0,0,1,0,0,0,1],arguments.length>0&&console.error("THREE.Matrix3: the constructor no longer reads arguments. use .set() instead.")}set(t,e,n,i,r,s,a,o,l){const c=this.elements;return c[0]=t,c[1]=i,c[2]=a,c[3]=e,c[4]=r,c[5]=o,c[6]=n,c[7]=s,c[8]=l,this}identity(){return this.set(1,0,0,0,1,0,0,0,1),this}copy(t){const e=this.elements,n=t.elements;return e[0]=n[0],e[1]=n[1],e[2]=n[2],e[3]=n[3],e[4]=n[4],e[5]=n[5],e[6]=n[6],e[7]=n[7],e[8]=n[8],this}extractBasis(t,e,n){return t.setFromMatrix3Column(this,0),e.setFromMatrix3Column(this,1),n.setFromMatrix3Column(this,2),this}setFromMatrix4(t){const e=t.elements;return this.set(e[0],e[4],e[8],e[1],e[5],e[9],e[2],e[6],e[10]),this}multiply(t){return this.multiplyMatrices(this,t)}premultiply(t){return this.multiplyMatrices(t,this)}multiplyMatrices(t,e){const n=t.elements,i=e.elements,r=this.elements,s=n[0],a=n[3],o=n[6],l=n[1],c=n[4],h=n[7],u=n[2],d=n[5],p=n[8],A=i[0],m=i[3],g=i[6],f=i[1],v=i[4],y=i[7],x=i[2],w=i[5],E=i[8];return r[0]=s*A+a*f+o*x,r[3]=s*m+a*v+o*w,r[6]=s*g+a*y+o*E,r[1]=l*A+c*f+h*x,r[4]=l*m+c*v+h*w,r[7]=l*g+c*y+h*E,r[2]=u*A+d*f+p*x,r[5]=u*m+d*v+p*w,r[8]=u*g+d*y+p*E,this}multiplyScalar(t){const e=this.elements;return e[0]*=t,e[3]*=t,e[6]*=t,e[1]*=t,e[4]*=t,e[7]*=t,e[2]*=t,e[5]*=t,e[8]*=t,this}determinant(){const t=this.elements,e=t[0],n=t[1],i=t[2],r=t[3],s=t[4],a=t[5],o=t[6],l=t[7],c=t[8];return e*s*c-e*a*l-n*r*c+n*a*o+i*r*l-i*s*o}invert(){const t=this.elements,e=t[0],n=t[1],i=t[2],r=t[3],s=t[4],a=t[5],o=t[6],l=t[7],c=t[8],h=c*s-a*l,u=a*o-c*r,d=l*r-s*o,p=e*h+n*u+i*d;if(0===p)return this.set(0,0,0,0,0,0,0,0,0);const A=1/p;return t[0]=h*A,t[1]=(i*l-c*n)*A,t[2]=(a*n-i*s)*A,t[3]=u*A,t[4]=(c*e-i*o)*A,t[5]=(i*r-a*e)*A,t[6]=d*A,t[7]=(n*o-l*e)*A,t[8]=(s*e-n*r)*A,this}transpose(){let t;const e=this.elements;return t=e[1],e[1]=e[3],e[3]=t,t=e[2],e[2]=e[6],e[6]=t,t=e[5],e[5]=e[7],e[7]=t,this}getNormalMatrix(t){return this.setFromMatrix4(t).invert().transpose()}transposeIntoArray(t){const e=this.elements;return t[0]=e[0],t[1]=e[3],t[2]=e[6],t[3]=e[1],t[4]=e[4],t[5]=e[7],t[6]=e[2],t[7]=e[5],t[8]=e[8],this}setUvTransform(t,e,n,i,r,s,a){const o=Math.cos(r),l=Math.sin(r);return this.set(n*o,n*l,-n*(o*s+l*a)+s+t,-i*l,i*o,-i*(-l*s+o*a)+a+e,0,0,1),this}scale(t,e){const n=this.elements;return n[0]*=t,n[3]*=t,n[6]*=t,n[1]*=e,n[4]*=e,n[7]*=e,this}rotate(t){const e=Math.cos(t),n=Math.sin(t),i=this.elements,r=i[0],s=i[3],a=i[6],o=i[1],l=i[4],c=i[7];return i[0]=e*r+n*o,i[3]=e*s+n*l,i[6]=e*a+n*c,i[1]=-n*r+e*o,i[4]=-n*s+e*l,i[7]=-n*a+e*c,this}translate(t,e){const n=this.elements;return n[0]+=t*n[2],n[3]+=t*n[5],n[6]+=t*n[8],n[1]+=e*n[2],n[4]+=e*n[5],n[7]+=e*n[8],this}equals(t){const e=this.elements,n=t.elements;for(let t=0;t<9;t++)if(e[t]!==n[t])return!1;return!0}fromArray(t,e=0){for(let n=0;n<9;n++)this.elements[n]=t[n+e];return this}toArray(t=[],e=0){const n=this.elements;return t[e]=n[0],t[e+1]=n[1],t[e+2]=n[2],t[e+3]=n[3],t[e+4]=n[4],t[e+5]=n[5],t[e+6]=n[6],t[e+7]=n[7],t[e+8]=n[8],t}clone(){return(new this.constructor).fromArray(this.elements)}}let mt;At.prototype.isMatrix3=!0;class gt{static getDataURL(t){if(/^data:/i.test(t.src))return t.src;if("undefined"==typeof HTMLCanvasElement)return t.src;let e;if(t instanceof HTMLCanvasElement)e=t;else{void 0===mt&&(mt=document.createElementNS("http://www.w3.org/1999/xhtml","canvas")),mt.width=t.width,mt.height=t.height;const n=mt.getContext("2d");t instanceof ImageData?n.putImageData(t,0,0):n.drawImage(t,0,0,t.width,t.height),e=mt}return e.width>2048||e.height>2048?(console.warn("THREE.ImageUtils.getDataURL: Image converted to jpg for performance reasons",t),e.toDataURL("image/jpeg",.6)):e.toDataURL("image/png")}}let ft=0;class vt extends tt{constructor(t=vt.DEFAULT_IMAGE,e=vt.DEFAULT_MAPPING,n=1001,i=1001,r=1006,s=1008,a=1023,o=1009,l=1,c=3e3){super(),Object.defineProperty(this,"id",{value:ft++}),this.uuid=st(),this.name="",this.image=t,this.mipmaps=[],this.mapping=e,this.wrapS=n,this.wrapT=i,this.magFilter=r,this.minFilter=s,this.anisotropy=l,this.format=a,this.internalFormat=null,this.type=o,this.offset=new pt(0,0),this.repeat=new pt(1,1),this.center=new pt(0,0),this.rotation=0,this.matrixAutoUpdate=!0,this.matrix=new At,this.generateMipmaps=!0,this.premultiplyAlpha=!1,this.flipY=!0,this.unpackAlignment=4,this.encoding=c,this.version=0,this.onUpdate=null,this.isRenderTargetTexture=!1}updateMatrix(){this.matrix.setUvTransform(this.offset.x,this.offset.y,this.repeat.x,this.repeat.y,this.rotation,this.center.x,this.center.y)}clone(){return(new this.constructor).copy(this)}copy(t){return this.name=t.name,this.image=t.image,this.mipmaps=t.mipmaps.slice(0),this.mapping=t.mapping,this.wrapS=t.wrapS,this.wrapT=t.wrapT,this.magFilter=t.magFilter,this.minFilter=t.minFilter,this.anisotropy=t.anisotropy,this.format=t.format,this.internalFormat=t.internalFormat,this.type=t.type,this.offset.copy(t.offset),this.repeat.copy(t.repeat),this.center.copy(t.center),this.rotation=t.rotation,this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrix.copy(t.matrix),this.generateMipmaps=t.generateMipmaps,this.premultiplyAlpha=t.premultiplyAlpha,this.flipY=t.flipY,this.unpackAlignment=t.unpackAlignment,this.encoding=t.encoding,this}toJSON(t){const e=void 0===t||"string"==typeof t;if(!e&&void 0!==t.textures[this.uuid])return t.textures[this.uuid];const n={metadata:{version:4.5,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,mapping:this.mapping,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],center:[this.center.x,this.center.y],rotation:this.rotation,wrap:[this.wrapS,this.wrapT],format:this.format,type:this.type,encoding:this.encoding,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY,premultiplyAlpha:this.premultiplyAlpha,unpackAlignment:this.unpackAlignment};if(void 0!==this.image){const i=this.image;if(void 0===i.uuid&&(i.uuid=st()),!e&&void 0===t.images[i.uuid]){let e;if(Array.isArray(i)){e=[];for(let t=0,n=i.length;t1)switch(this.wrapS){case 1e3:t.x=t.x-Math.floor(t.x);break;case 1001:t.x=t.x<0?0:1;break;case 1002:1===Math.abs(Math.floor(t.x)%2)?t.x=Math.ceil(t.x)-t.x:t.x=t.x-Math.floor(t.x)}if(t.y<0||t.y>1)switch(this.wrapT){case 1e3:t.y=t.y-Math.floor(t.y);break;case 1001:t.y=t.y<0?0:1;break;case 1002:1===Math.abs(Math.floor(t.y)%2)?t.y=Math.ceil(t.y)-t.y:t.y=t.y-Math.floor(t.y)}return this.flipY&&(t.y=1-t.y),t}set needsUpdate(t){!0===t&&this.version++}}function yt(t){return"undefined"!=typeof HTMLImageElement&&t instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&t instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&t instanceof ImageBitmap?gt.getDataURL(t):t.data?{data:Array.prototype.slice.call(t.data),width:t.width,height:t.height,type:t.data.constructor.name}:(console.warn("THREE.Texture: Unable to serialize Texture."),{})}vt.DEFAULT_IMAGE=void 0,vt.DEFAULT_MAPPING=300,vt.prototype.isTexture=!0;class xt{constructor(t=0,e=0,n=0,i=1){this.x=t,this.y=e,this.z=n,this.w=i}get width(){return this.z}set width(t){this.z=t}get height(){return this.w}set height(t){this.w=t}set(t,e,n,i){return this.x=t,this.y=e,this.z=n,this.w=i,this}setScalar(t){return this.x=t,this.y=t,this.z=t,this.w=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setZ(t){return this.z=t,this}setW(t){return this.w=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;case 3:this.w=e;break;default:throw new Error("index is out of range: "+t)}return this}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw new Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y,this.z,this.w)}copy(t){return this.x=t.x,this.y=t.y,this.z=t.z,this.w=void 0!==t.w?t.w:1,this}add(t,e){return void 0!==e?(console.warn("THREE.Vector4: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(t,e)):(this.x+=t.x,this.y+=t.y,this.z+=t.z,this.w+=t.w,this)}addScalar(t){return this.x+=t,this.y+=t,this.z+=t,this.w+=t,this}addVectors(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this.w=t.w+e.w,this}addScaledVector(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this.w+=t.w*e,this}sub(t,e){return void 0!==e?(console.warn("THREE.Vector4: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(t,e)):(this.x-=t.x,this.y-=t.y,this.z-=t.z,this.w-=t.w,this)}subScalar(t){return this.x-=t,this.y-=t,this.z-=t,this.w-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this.w=t.w-e.w,this}multiply(t){return this.x*=t.x,this.y*=t.y,this.z*=t.z,this.w*=t.w,this}multiplyScalar(t){return this.x*=t,this.y*=t,this.z*=t,this.w*=t,this}applyMatrix4(t){const e=this.x,n=this.y,i=this.z,r=this.w,s=t.elements;return this.x=s[0]*e+s[4]*n+s[8]*i+s[12]*r,this.y=s[1]*e+s[5]*n+s[9]*i+s[13]*r,this.z=s[2]*e+s[6]*n+s[10]*i+s[14]*r,this.w=s[3]*e+s[7]*n+s[11]*i+s[15]*r,this}divideScalar(t){return this.multiplyScalar(1/t)}setAxisAngleFromQuaternion(t){this.w=2*Math.acos(t.w);const e=Math.sqrt(1-t.w*t.w);return e<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=t.x/e,this.y=t.y/e,this.z=t.z/e),this}setAxisAngleFromRotationMatrix(t){let e,n,i,r;const s=.01,a=.1,o=t.elements,l=o[0],c=o[4],h=o[8],u=o[1],d=o[5],p=o[9],A=o[2],m=o[6],g=o[10];if(Math.abs(c-u)o&&t>f?tf?o=0?1:-1,i=1-e*e;if(i>Number.EPSILON){const r=Math.sqrt(i),s=Math.atan2(r,e*n);t=Math.sin(t*s)/r,a=Math.sin(a*s)/r}const r=a*n;if(o=o*t+u*r,l=l*t+d*r,c=c*t+p*r,h=h*t+A*r,t===1-a){const t=1/Math.sqrt(o*o+l*l+c*c+h*h);o*=t,l*=t,c*=t,h*=t}}t[e]=o,t[e+1]=l,t[e+2]=c,t[e+3]=h}static multiplyQuaternionsFlat(t,e,n,i,r,s){const a=n[i],o=n[i+1],l=n[i+2],c=n[i+3],h=r[s],u=r[s+1],d=r[s+2],p=r[s+3];return t[e]=a*p+c*h+o*d-l*u,t[e+1]=o*p+c*u+l*h-a*d,t[e+2]=l*p+c*d+a*u-o*h,t[e+3]=c*p-a*h-o*u-l*d,t}get x(){return this._x}set x(t){this._x=t,this._onChangeCallback()}get y(){return this._y}set y(t){this._y=t,this._onChangeCallback()}get z(){return this._z}set z(t){this._z=t,this._onChangeCallback()}get w(){return this._w}set w(t){this._w=t,this._onChangeCallback()}set(t,e,n,i){return this._x=t,this._y=e,this._z=n,this._w=i,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._w)}copy(t){return this._x=t.x,this._y=t.y,this._z=t.z,this._w=t.w,this._onChangeCallback(),this}setFromEuler(t,e){if(!t||!t.isEuler)throw new Error("THREE.Quaternion: .setFromEuler() now expects an Euler rotation rather than a Vector3 and order.");const n=t._x,i=t._y,r=t._z,s=t._order,a=Math.cos,o=Math.sin,l=a(n/2),c=a(i/2),h=a(r/2),u=o(n/2),d=o(i/2),p=o(r/2);switch(s){case"XYZ":this._x=u*c*h+l*d*p,this._y=l*d*h-u*c*p,this._z=l*c*p+u*d*h,this._w=l*c*h-u*d*p;break;case"YXZ":this._x=u*c*h+l*d*p,this._y=l*d*h-u*c*p,this._z=l*c*p-u*d*h,this._w=l*c*h+u*d*p;break;case"ZXY":this._x=u*c*h-l*d*p,this._y=l*d*h+u*c*p,this._z=l*c*p+u*d*h,this._w=l*c*h-u*d*p;break;case"ZYX":this._x=u*c*h-l*d*p,this._y=l*d*h+u*c*p,this._z=l*c*p-u*d*h,this._w=l*c*h+u*d*p;break;case"YZX":this._x=u*c*h+l*d*p,this._y=l*d*h+u*c*p,this._z=l*c*p-u*d*h,this._w=l*c*h-u*d*p;break;case"XZY":this._x=u*c*h-l*d*p,this._y=l*d*h-u*c*p,this._z=l*c*p+u*d*h,this._w=l*c*h+u*d*p;break;default:console.warn("THREE.Quaternion: .setFromEuler() encountered an unknown order: "+s)}return!1!==e&&this._onChangeCallback(),this}setFromAxisAngle(t,e){const n=e/2,i=Math.sin(n);return this._x=t.x*i,this._y=t.y*i,this._z=t.z*i,this._w=Math.cos(n),this._onChangeCallback(),this}setFromRotationMatrix(t){const e=t.elements,n=e[0],i=e[4],r=e[8],s=e[1],a=e[5],o=e[9],l=e[2],c=e[6],h=e[10],u=n+a+h;if(u>0){const t=.5/Math.sqrt(u+1);this._w=.25/t,this._x=(c-o)*t,this._y=(r-l)*t,this._z=(s-i)*t}else if(n>a&&n>h){const t=2*Math.sqrt(1+n-a-h);this._w=(c-o)/t,this._x=.25*t,this._y=(i+s)/t,this._z=(r+l)/t}else if(a>h){const t=2*Math.sqrt(1+a-n-h);this._w=(r-l)/t,this._x=(i+s)/t,this._y=.25*t,this._z=(o+c)/t}else{const t=2*Math.sqrt(1+h-n-a);this._w=(s-i)/t,this._x=(r+l)/t,this._y=(o+c)/t,this._z=.25*t}return this._onChangeCallback(),this}setFromUnitVectors(t,e){let n=t.dot(e)+1;return nMath.abs(t.z)?(this._x=-t.y,this._y=t.x,this._z=0,this._w=n):(this._x=0,this._y=-t.z,this._z=t.y,this._w=n)):(this._x=t.y*e.z-t.z*e.y,this._y=t.z*e.x-t.x*e.z,this._z=t.x*e.y-t.y*e.x,this._w=n),this.normalize()}angleTo(t){return 2*Math.acos(Math.abs(at(this.dot(t),-1,1)))}rotateTowards(t,e){const n=this.angleTo(t);if(0===n)return this;const i=Math.min(1,e/n);return this.slerp(t,i),this}identity(){return this.set(0,0,0,1)}invert(){return this.conjugate()}conjugate(){return this._x*=-1,this._y*=-1,this._z*=-1,this._onChangeCallback(),this}dot(t){return this._x*t._x+this._y*t._y+this._z*t._z+this._w*t._w}lengthSq(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w}length(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)}normalize(){let t=this.length();return 0===t?(this._x=0,this._y=0,this._z=0,this._w=1):(t=1/t,this._x=this._x*t,this._y=this._y*t,this._z=this._z*t,this._w=this._w*t),this._onChangeCallback(),this}multiply(t,e){return void 0!==e?(console.warn("THREE.Quaternion: .multiply() now only accepts one argument. Use .multiplyQuaternions( a, b ) instead."),this.multiplyQuaternions(t,e)):this.multiplyQuaternions(this,t)}premultiply(t){return this.multiplyQuaternions(t,this)}multiplyQuaternions(t,e){const n=t._x,i=t._y,r=t._z,s=t._w,a=e._x,o=e._y,l=e._z,c=e._w;return this._x=n*c+s*a+i*l-r*o,this._y=i*c+s*o+r*a-n*l,this._z=r*c+s*l+n*o-i*a,this._w=s*c-n*a-i*o-r*l,this._onChangeCallback(),this}slerp(t,e){if(0===e)return this;if(1===e)return this.copy(t);const n=this._x,i=this._y,r=this._z,s=this._w;let a=s*t._w+n*t._x+i*t._y+r*t._z;if(a<0?(this._w=-t._w,this._x=-t._x,this._y=-t._y,this._z=-t._z,a=-a):this.copy(t),a>=1)return this._w=s,this._x=n,this._y=i,this._z=r,this;const o=1-a*a;if(o<=Number.EPSILON){const t=1-e;return this._w=t*s+e*this._w,this._x=t*n+e*this._x,this._y=t*i+e*this._y,this._z=t*r+e*this._z,this.normalize(),this._onChangeCallback(),this}const l=Math.sqrt(o),c=Math.atan2(l,a),h=Math.sin((1-e)*c)/l,u=Math.sin(e*c)/l;return this._w=s*h+this._w*u,this._x=n*h+this._x*u,this._y=i*h+this._y*u,this._z=r*h+this._z*u,this._onChangeCallback(),this}slerpQuaternions(t,e,n){this.copy(t).slerp(e,n)}equals(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._w===this._w}fromArray(t,e=0){return this._x=t[e],this._y=t[e+1],this._z=t[e+2],this._w=t[e+3],this._onChangeCallback(),this}toArray(t=[],e=0){return t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._w,t}fromBufferAttribute(t,e){return this._x=t.getX(e),this._y=t.getY(e),this._z=t.getZ(e),this._w=t.getW(e),this}_onChange(t){return this._onChangeCallback=t,this}_onChangeCallback(){}}bt.prototype.isQuaternion=!0;class _t{constructor(t=0,e=0,n=0){this.x=t,this.y=e,this.z=n}set(t,e,n){return void 0===n&&(n=this.z),this.x=t,this.y=e,this.z=n,this}setScalar(t){return this.x=t,this.y=t,this.z=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setZ(t){return this.z=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;default:throw new Error("index is out of range: "+t)}return this}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y,this.z)}copy(t){return this.x=t.x,this.y=t.y,this.z=t.z,this}add(t,e){return void 0!==e?(console.warn("THREE.Vector3: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(t,e)):(this.x+=t.x,this.y+=t.y,this.z+=t.z,this)}addScalar(t){return this.x+=t,this.y+=t,this.z+=t,this}addVectors(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this}addScaledVector(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this}sub(t,e){return void 0!==e?(console.warn("THREE.Vector3: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(t,e)):(this.x-=t.x,this.y-=t.y,this.z-=t.z,this)}subScalar(t){return this.x-=t,this.y-=t,this.z-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this}multiply(t,e){return void 0!==e?(console.warn("THREE.Vector3: .multiply() now only accepts one argument. Use .multiplyVectors( a, b ) instead."),this.multiplyVectors(t,e)):(this.x*=t.x,this.y*=t.y,this.z*=t.z,this)}multiplyScalar(t){return this.x*=t,this.y*=t,this.z*=t,this}multiplyVectors(t,e){return this.x=t.x*e.x,this.y=t.y*e.y,this.z=t.z*e.z,this}applyEuler(t){return t&&t.isEuler||console.error("THREE.Vector3: .applyEuler() now expects an Euler rotation rather than a Vector3 and order."),this.applyQuaternion(Ct.setFromEuler(t))}applyAxisAngle(t,e){return this.applyQuaternion(Ct.setFromAxisAngle(t,e))}applyMatrix3(t){const e=this.x,n=this.y,i=this.z,r=t.elements;return this.x=r[0]*e+r[3]*n+r[6]*i,this.y=r[1]*e+r[4]*n+r[7]*i,this.z=r[2]*e+r[5]*n+r[8]*i,this}applyNormalMatrix(t){return this.applyMatrix3(t).normalize()}applyMatrix4(t){const e=this.x,n=this.y,i=this.z,r=t.elements,s=1/(r[3]*e+r[7]*n+r[11]*i+r[15]);return this.x=(r[0]*e+r[4]*n+r[8]*i+r[12])*s,this.y=(r[1]*e+r[5]*n+r[9]*i+r[13])*s,this.z=(r[2]*e+r[6]*n+r[10]*i+r[14])*s,this}applyQuaternion(t){const e=this.x,n=this.y,i=this.z,r=t.x,s=t.y,a=t.z,o=t.w,l=o*e+s*i-a*n,c=o*n+a*e-r*i,h=o*i+r*n-s*e,u=-r*e-s*n-a*i;return this.x=l*o+u*-r+c*-a-h*-s,this.y=c*o+u*-s+h*-r-l*-a,this.z=h*o+u*-a+l*-s-c*-r,this}project(t){return this.applyMatrix4(t.matrixWorldInverse).applyMatrix4(t.projectionMatrix)}unproject(t){return this.applyMatrix4(t.projectionMatrixInverse).applyMatrix4(t.matrixWorld)}transformDirection(t){const e=this.x,n=this.y,i=this.z,r=t.elements;return this.x=r[0]*e+r[4]*n+r[8]*i,this.y=r[1]*e+r[5]*n+r[9]*i,this.z=r[2]*e+r[6]*n+r[10]*i,this.normalize()}divide(t){return this.x/=t.x,this.y/=t.y,this.z/=t.z,this}divideScalar(t){return this.multiplyScalar(1/t)}min(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this.z=Math.min(this.z,t.z),this}max(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this.z=Math.max(this.z,t.z),this}clamp(t,e){return this.x=Math.max(t.x,Math.min(e.x,this.x)),this.y=Math.max(t.y,Math.min(e.y,this.y)),this.z=Math.max(t.z,Math.min(e.z,this.z)),this}clampScalar(t,e){return this.x=Math.max(t,Math.min(e,this.x)),this.y=Math.max(t,Math.min(e,this.y)),this.z=Math.max(t,Math.min(e,this.z)),this}clampLength(t,e){const n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(t,Math.min(e,n)))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this}roundToZero(){return this.x=this.x<0?Math.ceil(this.x):Math.floor(this.x),this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y),this.z=this.z<0?Math.ceil(this.z):Math.floor(this.z),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this}dot(t){return this.x*t.x+this.y*t.y+this.z*t.z}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)}normalize(){return this.divideScalar(this.length()||1)}setLength(t){return this.normalize().multiplyScalar(t)}lerp(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this.z+=(t.z-this.z)*e,this}lerpVectors(t,e,n){return this.x=t.x+(e.x-t.x)*n,this.y=t.y+(e.y-t.y)*n,this.z=t.z+(e.z-t.z)*n,this}cross(t,e){return void 0!==e?(console.warn("THREE.Vector3: .cross() now only accepts one argument. Use .crossVectors( a, b ) instead."),this.crossVectors(t,e)):this.crossVectors(this,t)}crossVectors(t,e){const n=t.x,i=t.y,r=t.z,s=e.x,a=e.y,o=e.z;return this.x=i*o-r*a,this.y=r*s-n*o,this.z=n*a-i*s,this}projectOnVector(t){const e=t.lengthSq();if(0===e)return this.set(0,0,0);const n=t.dot(this)/e;return this.copy(t).multiplyScalar(n)}projectOnPlane(t){return It.copy(this).projectOnVector(t),this.sub(It)}reflect(t){return this.sub(It.copy(t).multiplyScalar(2*this.dot(t)))}angleTo(t){const e=Math.sqrt(this.lengthSq()*t.lengthSq());if(0===e)return Math.PI/2;const n=this.dot(t)/e;return Math.acos(at(n,-1,1))}distanceTo(t){return Math.sqrt(this.distanceToSquared(t))}distanceToSquared(t){const e=this.x-t.x,n=this.y-t.y,i=this.z-t.z;return e*e+n*n+i*i}manhattanDistanceTo(t){return Math.abs(this.x-t.x)+Math.abs(this.y-t.y)+Math.abs(this.z-t.z)}setFromSpherical(t){return this.setFromSphericalCoords(t.radius,t.phi,t.theta)}setFromSphericalCoords(t,e,n){const i=Math.sin(e)*t;return this.x=i*Math.sin(n),this.y=Math.cos(e)*t,this.z=i*Math.cos(n),this}setFromCylindrical(t){return this.setFromCylindricalCoords(t.radius,t.theta,t.y)}setFromCylindricalCoords(t,e,n){return this.x=t*Math.sin(e),this.y=n,this.z=t*Math.cos(e),this}setFromMatrixPosition(t){const e=t.elements;return this.x=e[12],this.y=e[13],this.z=e[14],this}setFromMatrixScale(t){const e=this.setFromMatrixColumn(t,0).length(),n=this.setFromMatrixColumn(t,1).length(),i=this.setFromMatrixColumn(t,2).length();return this.x=e,this.y=n,this.z=i,this}setFromMatrixColumn(t,e){return this.fromArray(t.elements,4*e)}setFromMatrix3Column(t,e){return this.fromArray(t.elements,3*e)}equals(t){return t.x===this.x&&t.y===this.y&&t.z===this.z}fromArray(t,e=0){return this.x=t[e],this.y=t[e+1],this.z=t[e+2],this}toArray(t=[],e=0){return t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t}fromBufferAttribute(t,e,n){return void 0!==n&&console.warn("THREE.Vector3: offset has been removed from .fromBufferAttribute()."),this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}}_t.prototype.isVector3=!0;const It=new _t,Ct=new bt;class Mt{constructor(t=new _t(1/0,1/0,1/0),e=new _t(-1/0,-1/0,-1/0)){this.min=t,this.max=e}set(t,e){return this.min.copy(t),this.max.copy(e),this}setFromArray(t){let e=1/0,n=1/0,i=1/0,r=-1/0,s=-1/0,a=-1/0;for(let o=0,l=t.length;or&&(r=l),c>s&&(s=c),h>a&&(a=h)}return this.min.set(e,n,i),this.max.set(r,s,a),this}setFromBufferAttribute(t){let e=1/0,n=1/0,i=1/0,r=-1/0,s=-1/0,a=-1/0;for(let o=0,l=t.count;or&&(r=l),c>s&&(s=c),h>a&&(a=h)}return this.min.set(e,n,i),this.max.set(r,s,a),this}setFromPoints(t){this.makeEmpty();for(let e=0,n=t.length;ethis.max.x||t.ythis.max.y||t.zthis.max.z)}containsBox(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y&&this.min.z<=t.min.z&&t.max.z<=this.max.z}getParameter(t,e){return e.set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y),(t.z-this.min.z)/(this.max.z-this.min.z))}intersectsBox(t){return!(t.max.xthis.max.x||t.max.ythis.max.y||t.max.zthis.max.z)}intersectsSphere(t){return this.clampPoint(t.center,Bt),Bt.distanceToSquared(t.center)<=t.radius*t.radius}intersectsPlane(t){let e,n;return t.normal.x>0?(e=t.normal.x*this.min.x,n=t.normal.x*this.max.x):(e=t.normal.x*this.max.x,n=t.normal.x*this.min.x),t.normal.y>0?(e+=t.normal.y*this.min.y,n+=t.normal.y*this.max.y):(e+=t.normal.y*this.max.y,n+=t.normal.y*this.min.y),t.normal.z>0?(e+=t.normal.z*this.min.z,n+=t.normal.z*this.max.z):(e+=t.normal.z*this.max.z,n+=t.normal.z*this.min.z),e<=-t.constant&&n>=-t.constant}intersectsTriangle(t){if(this.isEmpty())return!1;this.getCenter(Nt),Ut.subVectors(this.max,Nt),Lt.subVectors(t.a,Nt),Rt.subVectors(t.b,Nt),Dt.subVectors(t.c,Nt),Qt.subVectors(Rt,Lt),Pt.subVectors(Dt,Rt),Ft.subVectors(Lt,Dt);let e=[0,-Qt.z,Qt.y,0,-Pt.z,Pt.y,0,-Ft.z,Ft.y,Qt.z,0,-Qt.x,Pt.z,0,-Pt.x,Ft.z,0,-Ft.x,-Qt.y,Qt.x,0,-Pt.y,Pt.x,0,-Ft.y,Ft.x,0];return!!Ot(e,Lt,Rt,Dt,Ut)&&(e=[1,0,0,0,1,0,0,0,1],!!Ot(e,Lt,Rt,Dt,Ut)&&(kt.crossVectors(Qt,Pt),e=[kt.x,kt.y,kt.z],Ot(e,Lt,Rt,Dt,Ut)))}clampPoint(t,e){return e.copy(t).clamp(this.min,this.max)}distanceToPoint(t){return Bt.copy(t).clamp(this.min,this.max).sub(t).length()}getBoundingSphere(t){return this.getCenter(t.center),t.radius=.5*this.getSize(Bt).length(),t}intersect(t){return this.min.max(t.min),this.max.min(t.max),this.isEmpty()&&this.makeEmpty(),this}union(t){return this.min.min(t.min),this.max.max(t.max),this}applyMatrix4(t){return this.isEmpty()||(St[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(t),St[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(t),St[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(t),St[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(t),St[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(t),St[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(t),St[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(t),St[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(t),this.setFromPoints(St)),this}translate(t){return this.min.add(t),this.max.add(t),this}equals(t){return t.min.equals(this.min)&&t.max.equals(this.max)}}Mt.prototype.isBox3=!0;const St=[new _t,new _t,new _t,new _t,new _t,new _t,new _t,new _t],Bt=new _t,Tt=new Mt,Lt=new _t,Rt=new _t,Dt=new _t,Qt=new _t,Pt=new _t,Ft=new _t,Nt=new _t,Ut=new _t,kt=new _t,Gt=new _t;function Ot(t,e,n,i,r){for(let s=0,a=t.length-3;s<=a;s+=3){Gt.fromArray(t,s);const a=r.x*Math.abs(Gt.x)+r.y*Math.abs(Gt.y)+r.z*Math.abs(Gt.z),o=e.dot(Gt),l=n.dot(Gt),c=i.dot(Gt);if(Math.max(-Math.max(o,l,c),Math.min(o,l,c))>a)return!1}return!0}const Ht=new Mt,zt=new _t,Vt=new _t,Wt=new _t;class qt{constructor(t=new _t,e=-1){this.center=t,this.radius=e}set(t,e){return this.center.copy(t),this.radius=e,this}setFromPoints(t,e){const n=this.center;void 0!==e?n.copy(e):Ht.setFromPoints(t).getCenter(n);let i=0;for(let e=0,r=t.length;ethis.radius*this.radius&&(e.sub(this.center).normalize(),e.multiplyScalar(this.radius).add(this.center)),e}getBoundingBox(t){return this.isEmpty()?(t.makeEmpty(),t):(t.set(this.center,this.center),t.expandByScalar(this.radius),t)}applyMatrix4(t){return this.center.applyMatrix4(t),this.radius=this.radius*t.getMaxScaleOnAxis(),this}translate(t){return this.center.add(t),this}expandByPoint(t){Wt.subVectors(t,this.center);const e=Wt.lengthSq();if(e>this.radius*this.radius){const t=Math.sqrt(e),n=.5*(t-this.radius);this.center.add(Wt.multiplyScalar(n/t)),this.radius+=n}return this}union(t){return Vt.subVectors(t.center,this.center).normalize().multiplyScalar(t.radius),this.expandByPoint(zt.copy(t.center).add(Vt)),this.expandByPoint(zt.copy(t.center).sub(Vt)),this}equals(t){return t.center.equals(this.center)&&t.radius===this.radius}clone(){return(new this.constructor).copy(this)}}const jt=new _t,Yt=new _t,Jt=new _t,Xt=new _t,Kt=new _t,Zt=new _t,$t=new _t;class te{constructor(t=new _t,e=new _t(0,0,-1)){this.origin=t,this.direction=e}set(t,e){return this.origin.copy(t),this.direction.copy(e),this}copy(t){return this.origin.copy(t.origin),this.direction.copy(t.direction),this}at(t,e){return e.copy(this.direction).multiplyScalar(t).add(this.origin)}lookAt(t){return this.direction.copy(t).sub(this.origin).normalize(),this}recast(t){return this.origin.copy(this.at(t,jt)),this}closestPointToPoint(t,e){e.subVectors(t,this.origin);const n=e.dot(this.direction);return n<0?e.copy(this.origin):e.copy(this.direction).multiplyScalar(n).add(this.origin)}distanceToPoint(t){return Math.sqrt(this.distanceSqToPoint(t))}distanceSqToPoint(t){const e=jt.subVectors(t,this.origin).dot(this.direction);return e<0?this.origin.distanceToSquared(t):(jt.copy(this.direction).multiplyScalar(e).add(this.origin),jt.distanceToSquared(t))}distanceSqToSegment(t,e,n,i){Yt.copy(t).add(e).multiplyScalar(.5),Jt.copy(e).sub(t).normalize(),Xt.copy(this.origin).sub(Yt);const r=.5*t.distanceTo(e),s=-this.direction.dot(Jt),a=Xt.dot(this.direction),o=-Xt.dot(Jt),l=Xt.lengthSq(),c=Math.abs(1-s*s);let h,u,d,p;if(c>0)if(h=s*o-a,u=s*a-o,p=r*c,h>=0)if(u>=-p)if(u<=p){const t=1/c;h*=t,u*=t,d=h*(h+s*u+2*a)+u*(s*h+u+2*o)+l}else u=r,h=Math.max(0,-(s*u+a)),d=-h*h+u*(u+2*o)+l;else u=-r,h=Math.max(0,-(s*u+a)),d=-h*h+u*(u+2*o)+l;else u<=-p?(h=Math.max(0,-(-s*r+a)),u=h>0?-r:Math.min(Math.max(-r,-o),r),d=-h*h+u*(u+2*o)+l):u<=p?(h=0,u=Math.min(Math.max(-r,-o),r),d=u*(u+2*o)+l):(h=Math.max(0,-(s*r+a)),u=h>0?r:Math.min(Math.max(-r,-o),r),d=-h*h+u*(u+2*o)+l);else u=s>0?-r:r,h=Math.max(0,-(s*u+a)),d=-h*h+u*(u+2*o)+l;return n&&n.copy(this.direction).multiplyScalar(h).add(this.origin),i&&i.copy(Jt).multiplyScalar(u).add(Yt),d}intersectSphere(t,e){jt.subVectors(t.center,this.origin);const n=jt.dot(this.direction),i=jt.dot(jt)-n*n,r=t.radius*t.radius;if(i>r)return null;const s=Math.sqrt(r-i),a=n-s,o=n+s;return a<0&&o<0?null:a<0?this.at(o,e):this.at(a,e)}intersectsSphere(t){return this.distanceSqToPoint(t.center)<=t.radius*t.radius}distanceToPlane(t){const e=t.normal.dot(this.direction);if(0===e)return 0===t.distanceToPoint(this.origin)?0:null;const n=-(this.origin.dot(t.normal)+t.constant)/e;return n>=0?n:null}intersectPlane(t,e){const n=this.distanceToPlane(t);return null===n?null:this.at(n,e)}intersectsPlane(t){const e=t.distanceToPoint(this.origin);if(0===e)return!0;return t.normal.dot(this.direction)*e<0}intersectBox(t,e){let n,i,r,s,a,o;const l=1/this.direction.x,c=1/this.direction.y,h=1/this.direction.z,u=this.origin;return l>=0?(n=(t.min.x-u.x)*l,i=(t.max.x-u.x)*l):(n=(t.max.x-u.x)*l,i=(t.min.x-u.x)*l),c>=0?(r=(t.min.y-u.y)*c,s=(t.max.y-u.y)*c):(r=(t.max.y-u.y)*c,s=(t.min.y-u.y)*c),n>s||r>i?null:((r>n||n!=n)&&(n=r),(s=0?(a=(t.min.z-u.z)*h,o=(t.max.z-u.z)*h):(a=(t.max.z-u.z)*h,o=(t.min.z-u.z)*h),n>o||a>i?null:((a>n||n!=n)&&(n=a),(o=0?n:i,e)))}intersectsBox(t){return null!==this.intersectBox(t,jt)}intersectTriangle(t,e,n,i,r){Kt.subVectors(e,t),Zt.subVectors(n,t),$t.crossVectors(Kt,Zt);let s,a=this.direction.dot($t);if(a>0){if(i)return null;s=1}else{if(!(a<0))return null;s=-1,a=-a}Xt.subVectors(this.origin,t);const o=s*this.direction.dot(Zt.crossVectors(Xt,Zt));if(o<0)return null;const l=s*this.direction.dot(Kt.cross(Xt));if(l<0)return null;if(o+l>a)return null;const c=-s*Xt.dot($t);return c<0?null:this.at(c/a,r)}applyMatrix4(t){return this.origin.applyMatrix4(t),this.direction.transformDirection(t),this}equals(t){return t.origin.equals(this.origin)&&t.direction.equals(this.direction)}clone(){return(new this.constructor).copy(this)}}class ee{constructor(){this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],arguments.length>0&&console.error("THREE.Matrix4: the constructor no longer reads arguments. use .set() instead.")}set(t,e,n,i,r,s,a,o,l,c,h,u,d,p,A,m){const g=this.elements;return g[0]=t,g[4]=e,g[8]=n,g[12]=i,g[1]=r,g[5]=s,g[9]=a,g[13]=o,g[2]=l,g[6]=c,g[10]=h,g[14]=u,g[3]=d,g[7]=p,g[11]=A,g[15]=m,this}identity(){return this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1),this}clone(){return(new ee).fromArray(this.elements)}copy(t){const e=this.elements,n=t.elements;return e[0]=n[0],e[1]=n[1],e[2]=n[2],e[3]=n[3],e[4]=n[4],e[5]=n[5],e[6]=n[6],e[7]=n[7],e[8]=n[8],e[9]=n[9],e[10]=n[10],e[11]=n[11],e[12]=n[12],e[13]=n[13],e[14]=n[14],e[15]=n[15],this}copyPosition(t){const e=this.elements,n=t.elements;return e[12]=n[12],e[13]=n[13],e[14]=n[14],this}setFromMatrix3(t){const e=t.elements;return this.set(e[0],e[3],e[6],0,e[1],e[4],e[7],0,e[2],e[5],e[8],0,0,0,0,1),this}extractBasis(t,e,n){return t.setFromMatrixColumn(this,0),e.setFromMatrixColumn(this,1),n.setFromMatrixColumn(this,2),this}makeBasis(t,e,n){return this.set(t.x,e.x,n.x,0,t.y,e.y,n.y,0,t.z,e.z,n.z,0,0,0,0,1),this}extractRotation(t){const e=this.elements,n=t.elements,i=1/ne.setFromMatrixColumn(t,0).length(),r=1/ne.setFromMatrixColumn(t,1).length(),s=1/ne.setFromMatrixColumn(t,2).length();return e[0]=n[0]*i,e[1]=n[1]*i,e[2]=n[2]*i,e[3]=0,e[4]=n[4]*r,e[5]=n[5]*r,e[6]=n[6]*r,e[7]=0,e[8]=n[8]*s,e[9]=n[9]*s,e[10]=n[10]*s,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this}makeRotationFromEuler(t){t&&t.isEuler||console.error("THREE.Matrix4: .makeRotationFromEuler() now expects a Euler rotation rather than a Vector3 and order.");const e=this.elements,n=t.x,i=t.y,r=t.z,s=Math.cos(n),a=Math.sin(n),o=Math.cos(i),l=Math.sin(i),c=Math.cos(r),h=Math.sin(r);if("XYZ"===t.order){const t=s*c,n=s*h,i=a*c,r=a*h;e[0]=o*c,e[4]=-o*h,e[8]=l,e[1]=n+i*l,e[5]=t-r*l,e[9]=-a*o,e[2]=r-t*l,e[6]=i+n*l,e[10]=s*o}else if("YXZ"===t.order){const t=o*c,n=o*h,i=l*c,r=l*h;e[0]=t+r*a,e[4]=i*a-n,e[8]=s*l,e[1]=s*h,e[5]=s*c,e[9]=-a,e[2]=n*a-i,e[6]=r+t*a,e[10]=s*o}else if("ZXY"===t.order){const t=o*c,n=o*h,i=l*c,r=l*h;e[0]=t-r*a,e[4]=-s*h,e[8]=i+n*a,e[1]=n+i*a,e[5]=s*c,e[9]=r-t*a,e[2]=-s*l,e[6]=a,e[10]=s*o}else if("ZYX"===t.order){const t=s*c,n=s*h,i=a*c,r=a*h;e[0]=o*c,e[4]=i*l-n,e[8]=t*l+r,e[1]=o*h,e[5]=r*l+t,e[9]=n*l-i,e[2]=-l,e[6]=a*o,e[10]=s*o}else if("YZX"===t.order){const t=s*o,n=s*l,i=a*o,r=a*l;e[0]=o*c,e[4]=r-t*h,e[8]=i*h+n,e[1]=h,e[5]=s*c,e[9]=-a*c,e[2]=-l*c,e[6]=n*h+i,e[10]=t-r*h}else if("XZY"===t.order){const t=s*o,n=s*l,i=a*o,r=a*l;e[0]=o*c,e[4]=-h,e[8]=l*c,e[1]=t*h+r,e[5]=s*c,e[9]=n*h-i,e[2]=i*h-n,e[6]=a*c,e[10]=r*h+t}return e[3]=0,e[7]=0,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this}makeRotationFromQuaternion(t){return this.compose(re,t,se)}lookAt(t,e,n){const i=this.elements;return le.subVectors(t,e),0===le.lengthSq()&&(le.z=1),le.normalize(),ae.crossVectors(n,le),0===ae.lengthSq()&&(1===Math.abs(n.z)?le.x+=1e-4:le.z+=1e-4,le.normalize(),ae.crossVectors(n,le)),ae.normalize(),oe.crossVectors(le,ae),i[0]=ae.x,i[4]=oe.x,i[8]=le.x,i[1]=ae.y,i[5]=oe.y,i[9]=le.y,i[2]=ae.z,i[6]=oe.z,i[10]=le.z,this}multiply(t,e){return void 0!==e?(console.warn("THREE.Matrix4: .multiply() now only accepts one argument. Use .multiplyMatrices( a, b ) instead."),this.multiplyMatrices(t,e)):this.multiplyMatrices(this,t)}premultiply(t){return this.multiplyMatrices(t,this)}multiplyMatrices(t,e){const n=t.elements,i=e.elements,r=this.elements,s=n[0],a=n[4],o=n[8],l=n[12],c=n[1],h=n[5],u=n[9],d=n[13],p=n[2],A=n[6],m=n[10],g=n[14],f=n[3],v=n[7],y=n[11],x=n[15],w=i[0],E=i[4],b=i[8],_=i[12],I=i[1],C=i[5],M=i[9],S=i[13],B=i[2],T=i[6],L=i[10],R=i[14],D=i[3],Q=i[7],P=i[11],F=i[15];return r[0]=s*w+a*I+o*B+l*D,r[4]=s*E+a*C+o*T+l*Q,r[8]=s*b+a*M+o*L+l*P,r[12]=s*_+a*S+o*R+l*F,r[1]=c*w+h*I+u*B+d*D,r[5]=c*E+h*C+u*T+d*Q,r[9]=c*b+h*M+u*L+d*P,r[13]=c*_+h*S+u*R+d*F,r[2]=p*w+A*I+m*B+g*D,r[6]=p*E+A*C+m*T+g*Q,r[10]=p*b+A*M+m*L+g*P,r[14]=p*_+A*S+m*R+g*F,r[3]=f*w+v*I+y*B+x*D,r[7]=f*E+v*C+y*T+x*Q,r[11]=f*b+v*M+y*L+x*P,r[15]=f*_+v*S+y*R+x*F,this}multiplyScalar(t){const e=this.elements;return e[0]*=t,e[4]*=t,e[8]*=t,e[12]*=t,e[1]*=t,e[5]*=t,e[9]*=t,e[13]*=t,e[2]*=t,e[6]*=t,e[10]*=t,e[14]*=t,e[3]*=t,e[7]*=t,e[11]*=t,e[15]*=t,this}determinant(){const t=this.elements,e=t[0],n=t[4],i=t[8],r=t[12],s=t[1],a=t[5],o=t[9],l=t[13],c=t[2],h=t[6],u=t[10],d=t[14];return t[3]*(+r*o*h-i*l*h-r*a*u+n*l*u+i*a*d-n*o*d)+t[7]*(+e*o*d-e*l*u+r*s*u-i*s*d+i*l*c-r*o*c)+t[11]*(+e*l*h-e*a*d-r*s*h+n*s*d+r*a*c-n*l*c)+t[15]*(-i*a*c-e*o*h+e*a*u+i*s*h-n*s*u+n*o*c)}transpose(){const t=this.elements;let e;return e=t[1],t[1]=t[4],t[4]=e,e=t[2],t[2]=t[8],t[8]=e,e=t[6],t[6]=t[9],t[9]=e,e=t[3],t[3]=t[12],t[12]=e,e=t[7],t[7]=t[13],t[13]=e,e=t[11],t[11]=t[14],t[14]=e,this}setPosition(t,e,n){const i=this.elements;return t.isVector3?(i[12]=t.x,i[13]=t.y,i[14]=t.z):(i[12]=t,i[13]=e,i[14]=n),this}invert(){const t=this.elements,e=t[0],n=t[1],i=t[2],r=t[3],s=t[4],a=t[5],o=t[6],l=t[7],c=t[8],h=t[9],u=t[10],d=t[11],p=t[12],A=t[13],m=t[14],g=t[15],f=h*m*l-A*u*l+A*o*d-a*m*d-h*o*g+a*u*g,v=p*u*l-c*m*l-p*o*d+s*m*d+c*o*g-s*u*g,y=c*A*l-p*h*l+p*a*d-s*A*d-c*a*g+s*h*g,x=p*h*o-c*A*o-p*a*u+s*A*u+c*a*m-s*h*m,w=e*f+n*v+i*y+r*x;if(0===w)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);const E=1/w;return t[0]=f*E,t[1]=(A*u*r-h*m*r-A*i*d+n*m*d+h*i*g-n*u*g)*E,t[2]=(a*m*r-A*o*r+A*i*l-n*m*l-a*i*g+n*o*g)*E,t[3]=(h*o*r-a*u*r-h*i*l+n*u*l+a*i*d-n*o*d)*E,t[4]=v*E,t[5]=(c*m*r-p*u*r+p*i*d-e*m*d-c*i*g+e*u*g)*E,t[6]=(p*o*r-s*m*r-p*i*l+e*m*l+s*i*g-e*o*g)*E,t[7]=(s*u*r-c*o*r+c*i*l-e*u*l-s*i*d+e*o*d)*E,t[8]=y*E,t[9]=(p*h*r-c*A*r-p*n*d+e*A*d+c*n*g-e*h*g)*E,t[10]=(s*A*r-p*a*r+p*n*l-e*A*l-s*n*g+e*a*g)*E,t[11]=(c*a*r-s*h*r-c*n*l+e*h*l+s*n*d-e*a*d)*E,t[12]=x*E,t[13]=(c*A*i-p*h*i+p*n*u-e*A*u-c*n*m+e*h*m)*E,t[14]=(p*a*i-s*A*i-p*n*o+e*A*o+s*n*m-e*a*m)*E,t[15]=(s*h*i-c*a*i+c*n*o-e*h*o-s*n*u+e*a*u)*E,this}scale(t){const e=this.elements,n=t.x,i=t.y,r=t.z;return e[0]*=n,e[4]*=i,e[8]*=r,e[1]*=n,e[5]*=i,e[9]*=r,e[2]*=n,e[6]*=i,e[10]*=r,e[3]*=n,e[7]*=i,e[11]*=r,this}getMaxScaleOnAxis(){const t=this.elements,e=t[0]*t[0]+t[1]*t[1]+t[2]*t[2],n=t[4]*t[4]+t[5]*t[5]+t[6]*t[6],i=t[8]*t[8]+t[9]*t[9]+t[10]*t[10];return Math.sqrt(Math.max(e,n,i))}makeTranslation(t,e,n){return this.set(1,0,0,t,0,1,0,e,0,0,1,n,0,0,0,1),this}makeRotationX(t){const e=Math.cos(t),n=Math.sin(t);return this.set(1,0,0,0,0,e,-n,0,0,n,e,0,0,0,0,1),this}makeRotationY(t){const e=Math.cos(t),n=Math.sin(t);return this.set(e,0,n,0,0,1,0,0,-n,0,e,0,0,0,0,1),this}makeRotationZ(t){const e=Math.cos(t),n=Math.sin(t);return this.set(e,-n,0,0,n,e,0,0,0,0,1,0,0,0,0,1),this}makeRotationAxis(t,e){const n=Math.cos(e),i=Math.sin(e),r=1-n,s=t.x,a=t.y,o=t.z,l=r*s,c=r*a;return this.set(l*s+n,l*a-i*o,l*o+i*a,0,l*a+i*o,c*a+n,c*o-i*s,0,l*o-i*a,c*o+i*s,r*o*o+n,0,0,0,0,1),this}makeScale(t,e,n){return this.set(t,0,0,0,0,e,0,0,0,0,n,0,0,0,0,1),this}makeShear(t,e,n,i,r,s){return this.set(1,n,r,0,t,1,s,0,e,i,1,0,0,0,0,1),this}compose(t,e,n){const i=this.elements,r=e._x,s=e._y,a=e._z,o=e._w,l=r+r,c=s+s,h=a+a,u=r*l,d=r*c,p=r*h,A=s*c,m=s*h,g=a*h,f=o*l,v=o*c,y=o*h,x=n.x,w=n.y,E=n.z;return i[0]=(1-(A+g))*x,i[1]=(d+y)*x,i[2]=(p-v)*x,i[3]=0,i[4]=(d-y)*w,i[5]=(1-(u+g))*w,i[6]=(m+f)*w,i[7]=0,i[8]=(p+v)*E,i[9]=(m-f)*E,i[10]=(1-(u+A))*E,i[11]=0,i[12]=t.x,i[13]=t.y,i[14]=t.z,i[15]=1,this}decompose(t,e,n){const i=this.elements;let r=ne.set(i[0],i[1],i[2]).length();const s=ne.set(i[4],i[5],i[6]).length(),a=ne.set(i[8],i[9],i[10]).length();this.determinant()<0&&(r=-r),t.x=i[12],t.y=i[13],t.z=i[14],ie.copy(this);const o=1/r,l=1/s,c=1/a;return ie.elements[0]*=o,ie.elements[1]*=o,ie.elements[2]*=o,ie.elements[4]*=l,ie.elements[5]*=l,ie.elements[6]*=l,ie.elements[8]*=c,ie.elements[9]*=c,ie.elements[10]*=c,e.setFromRotationMatrix(ie),n.x=r,n.y=s,n.z=a,this}makePerspective(t,e,n,i,r,s){void 0===s&&console.warn("THREE.Matrix4: .makePerspective() has been redefined and has a new signature. Please check the docs.");const a=this.elements,o=2*r/(e-t),l=2*r/(n-i),c=(e+t)/(e-t),h=(n+i)/(n-i),u=-(s+r)/(s-r),d=-2*s*r/(s-r);return a[0]=o,a[4]=0,a[8]=c,a[12]=0,a[1]=0,a[5]=l,a[9]=h,a[13]=0,a[2]=0,a[6]=0,a[10]=u,a[14]=d,a[3]=0,a[7]=0,a[11]=-1,a[15]=0,this}makeOrthographic(t,e,n,i,r,s){const a=this.elements,o=1/(e-t),l=1/(n-i),c=1/(s-r),h=(e+t)*o,u=(n+i)*l,d=(s+r)*c;return a[0]=2*o,a[4]=0,a[8]=0,a[12]=-h,a[1]=0,a[5]=2*l,a[9]=0,a[13]=-u,a[2]=0,a[6]=0,a[10]=-2*c,a[14]=-d,a[3]=0,a[7]=0,a[11]=0,a[15]=1,this}equals(t){const e=this.elements,n=t.elements;for(let t=0;t<16;t++)if(e[t]!==n[t])return!1;return!0}fromArray(t,e=0){for(let n=0;n<16;n++)this.elements[n]=t[n+e];return this}toArray(t=[],e=0){const n=this.elements;return t[e]=n[0],t[e+1]=n[1],t[e+2]=n[2],t[e+3]=n[3],t[e+4]=n[4],t[e+5]=n[5],t[e+6]=n[6],t[e+7]=n[7],t[e+8]=n[8],t[e+9]=n[9],t[e+10]=n[10],t[e+11]=n[11],t[e+12]=n[12],t[e+13]=n[13],t[e+14]=n[14],t[e+15]=n[15],t}}ee.prototype.isMatrix4=!0;const ne=new _t,ie=new ee,re=new _t(0,0,0),se=new _t(1,1,1),ae=new _t,oe=new _t,le=new _t,ce=new ee,he=new bt;class ue{constructor(t=0,e=0,n=0,i=ue.DefaultOrder){this._x=t,this._y=e,this._z=n,this._order=i}get x(){return this._x}set x(t){this._x=t,this._onChangeCallback()}get y(){return this._y}set y(t){this._y=t,this._onChangeCallback()}get z(){return this._z}set z(t){this._z=t,this._onChangeCallback()}get order(){return this._order}set order(t){this._order=t,this._onChangeCallback()}set(t,e,n,i=this._order){return this._x=t,this._y=e,this._z=n,this._order=i,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._order)}copy(t){return this._x=t._x,this._y=t._y,this._z=t._z,this._order=t._order,this._onChangeCallback(),this}setFromRotationMatrix(t,e=this._order,n=!0){const i=t.elements,r=i[0],s=i[4],a=i[8],o=i[1],l=i[5],c=i[9],h=i[2],u=i[6],d=i[10];switch(e){case"XYZ":this._y=Math.asin(at(a,-1,1)),Math.abs(a)<.9999999?(this._x=Math.atan2(-c,d),this._z=Math.atan2(-s,r)):(this._x=Math.atan2(u,l),this._z=0);break;case"YXZ":this._x=Math.asin(-at(c,-1,1)),Math.abs(c)<.9999999?(this._y=Math.atan2(a,d),this._z=Math.atan2(o,l)):(this._y=Math.atan2(-h,r),this._z=0);break;case"ZXY":this._x=Math.asin(at(u,-1,1)),Math.abs(u)<.9999999?(this._y=Math.atan2(-h,d),this._z=Math.atan2(-s,l)):(this._y=0,this._z=Math.atan2(o,r));break;case"ZYX":this._y=Math.asin(-at(h,-1,1)),Math.abs(h)<.9999999?(this._x=Math.atan2(u,d),this._z=Math.atan2(o,r)):(this._x=0,this._z=Math.atan2(-s,l));break;case"YZX":this._z=Math.asin(at(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(-c,l),this._y=Math.atan2(-h,r)):(this._x=0,this._y=Math.atan2(a,d));break;case"XZY":this._z=Math.asin(-at(s,-1,1)),Math.abs(s)<.9999999?(this._x=Math.atan2(u,l),this._y=Math.atan2(a,r)):(this._x=Math.atan2(-c,d),this._y=0);break;default:console.warn("THREE.Euler: .setFromRotationMatrix() encountered an unknown order: "+e)}return this._order=e,!0===n&&this._onChangeCallback(),this}setFromQuaternion(t,e,n){return ce.makeRotationFromQuaternion(t),this.setFromRotationMatrix(ce,e,n)}setFromVector3(t,e=this._order){return this.set(t.x,t.y,t.z,e)}reorder(t){return he.setFromEuler(this),this.setFromQuaternion(he,t)}equals(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._order===this._order}fromArray(t){return this._x=t[0],this._y=t[1],this._z=t[2],void 0!==t[3]&&(this._order=t[3]),this._onChangeCallback(),this}toArray(t=[],e=0){return t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._order,t}toVector3(t){return t?t.set(this._x,this._y,this._z):new _t(this._x,this._y,this._z)}_onChange(t){return this._onChangeCallback=t,this}_onChangeCallback(){}}ue.prototype.isEuler=!0,ue.DefaultOrder="XYZ",ue.RotationOrders=["XYZ","YZX","ZXY","XZY","YXZ","ZYX"];class de{constructor(){this.mask=1}set(t){this.mask=1<1){for(let t=0;t1){for(let t=0;t0){i.children=[];for(let e=0;e0){i.animations=[];for(let e=0;e0&&(n.geometries=e),i.length>0&&(n.materials=i),r.length>0&&(n.textures=r),a.length>0&&(n.images=a),o.length>0&&(n.shapes=o),l.length>0&&(n.skeletons=l),c.length>0&&(n.animations=c)}return n.object=i,n;function s(t){const e=[];for(const n in t){const i=t[n];delete i.metadata,e.push(i)}return e}}clone(t){return(new this.constructor).copy(this,t)}copy(t,e=!0){if(this.name=t.name,this.up.copy(t.up),this.position.copy(t.position),this.rotation.order=t.rotation.order,this.quaternion.copy(t.quaternion),this.scale.copy(t.scale),this.matrix.copy(t.matrix),this.matrixWorld.copy(t.matrixWorld),this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrixWorldNeedsUpdate=t.matrixWorldNeedsUpdate,this.layers.mask=t.layers.mask,this.visible=t.visible,this.castShadow=t.castShadow,this.receiveShadow=t.receiveShadow,this.frustumCulled=t.frustumCulled,this.renderOrder=t.renderOrder,this.userData=JSON.parse(JSON.stringify(t.userData)),!0===e)for(let e=0;e0?i.multiplyScalar(1/Math.sqrt(r)):i.set(0,0,0)}static getBarycoord(t,e,n,i,r){Me.subVectors(i,e),Se.subVectors(n,e),Be.subVectors(t,e);const s=Me.dot(Me),a=Me.dot(Se),o=Me.dot(Be),l=Se.dot(Se),c=Se.dot(Be),h=s*l-a*a;if(0===h)return r.set(-2,-1,-1);const u=1/h,d=(l*o-a*c)*u,p=(s*c-a*o)*u;return r.set(1-d-p,p,d)}static containsPoint(t,e,n,i){return this.getBarycoord(t,e,n,i,Te),Te.x>=0&&Te.y>=0&&Te.x+Te.y<=1}static getUV(t,e,n,i,r,s,a,o){return this.getBarycoord(t,e,n,i,Te),o.set(0,0),o.addScaledVector(r,Te.x),o.addScaledVector(s,Te.y),o.addScaledVector(a,Te.z),o}static isFrontFacing(t,e,n,i){return Me.subVectors(n,e),Se.subVectors(t,e),Me.cross(Se).dot(i)<0}set(t,e,n){return this.a.copy(t),this.b.copy(e),this.c.copy(n),this}setFromPointsAndIndices(t,e,n,i){return this.a.copy(t[e]),this.b.copy(t[n]),this.c.copy(t[i]),this}clone(){return(new this.constructor).copy(this)}copy(t){return this.a.copy(t.a),this.b.copy(t.b),this.c.copy(t.c),this}getArea(){return Me.subVectors(this.c,this.b),Se.subVectors(this.a,this.b),.5*Me.cross(Se).length()}getMidpoint(t){return t.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(t){return Ne.getNormal(this.a,this.b,this.c,t)}getPlane(t){return t.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(t,e){return Ne.getBarycoord(t,this.a,this.b,this.c,e)}getUV(t,e,n,i,r){return Ne.getUV(t,this.a,this.b,this.c,e,n,i,r)}containsPoint(t){return Ne.containsPoint(t,this.a,this.b,this.c)}isFrontFacing(t){return Ne.isFrontFacing(this.a,this.b,this.c,t)}intersectsBox(t){return t.intersectsTriangle(this)}closestPointToPoint(t,e){const n=this.a,i=this.b,r=this.c;let s,a;Le.subVectors(i,n),Re.subVectors(r,n),Qe.subVectors(t,n);const o=Le.dot(Qe),l=Re.dot(Qe);if(o<=0&&l<=0)return e.copy(n);Pe.subVectors(t,i);const c=Le.dot(Pe),h=Re.dot(Pe);if(c>=0&&h<=c)return e.copy(i);const u=o*h-c*l;if(u<=0&&o>=0&&c<=0)return s=o/(o-c),e.copy(n).addScaledVector(Le,s);Fe.subVectors(t,r);const d=Le.dot(Fe),p=Re.dot(Fe);if(p>=0&&d<=p)return e.copy(r);const A=d*l-o*p;if(A<=0&&l>=0&&p<=0)return a=l/(l-p),e.copy(n).addScaledVector(Re,a);const m=c*p-d*h;if(m<=0&&h-c>=0&&d-p>=0)return De.subVectors(r,i),a=(h-c)/(h-c+(d-p)),e.copy(i).addScaledVector(De,a);const g=1/(m+A+u);return s=A*g,a=u*g,e.copy(n).addScaledVector(Le,s).addScaledVector(Re,a)}equals(t){return t.a.equals(this.a)&&t.b.equals(this.b)&&t.c.equals(this.c)}}let Ue=0;class ke extends tt{constructor(){super(),Object.defineProperty(this,"id",{value:Ue++}),this.uuid=st(),this.name="",this.type="Material",this.fog=!0,this.blending=1,this.side=0,this.vertexColors=!1,this.opacity=1,this.transparent=!1,this.blendSrc=204,this.blendDst=205,this.blendEquation=100,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.depthFunc=3,this.depthTest=!0,this.depthWrite=!0,this.stencilWriteMask=255,this.stencilFunc=519,this.stencilRef=0,this.stencilFuncMask=255,this.stencilFail=7680,this.stencilZFail=7680,this.stencilZPass=7680,this.stencilWrite=!1,this.clippingPlanes=null,this.clipIntersection=!1,this.clipShadows=!1,this.shadowSide=null,this.colorWrite=!0,this.precision=null,this.polygonOffset=!1,this.polygonOffsetFactor=0,this.polygonOffsetUnits=0,this.dithering=!1,this.alphaTest=0,this.alphaToCoverage=!1,this.premultipliedAlpha=!1,this.visible=!0,this.toneMapped=!0,this.userData={},this.version=0}onBuild(){}onBeforeCompile(){}customProgramCacheKey(){return this.onBeforeCompile.toString()}setValues(t){if(void 0!==t)for(const e in t){const n=t[e];if(void 0===n){console.warn("THREE.Material: '"+e+"' parameter is undefined.");continue}if("shading"===e){console.warn("THREE."+this.type+": .shading has been removed. Use the boolean .flatShading instead."),this.flatShading=1===n;continue}const i=this[e];void 0!==i?i&&i.isColor?i.set(n):i&&i.isVector3&&n&&n.isVector3?i.copy(n):this[e]=n:console.warn("THREE."+this.type+": '"+e+"' is not a property of this material.")}}toJSON(t){const e=void 0===t||"string"==typeof t;e&&(t={textures:{},images:{}});const n={metadata:{version:4.5,type:"Material",generator:"Material.toJSON"}};function i(t){const e=[];for(const n in t){const i=t[n];delete i.metadata,e.push(i)}return e}if(n.uuid=this.uuid,n.type=this.type,""!==this.name&&(n.name=this.name),this.color&&this.color.isColor&&(n.color=this.color.getHex()),void 0!==this.roughness&&(n.roughness=this.roughness),void 0!==this.metalness&&(n.metalness=this.metalness),this.sheen&&this.sheen.isColor&&(n.sheen=this.sheen.getHex()),this.emissive&&this.emissive.isColor&&(n.emissive=this.emissive.getHex()),this.emissiveIntensity&&1!==this.emissiveIntensity&&(n.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(n.specular=this.specular.getHex()),void 0!==this.specularIntensity&&(n.specularIntensity=this.specularIntensity),this.specularTint&&this.specularTint.isColor&&(n.specularTint=this.specularTint.getHex()),void 0!==this.shininess&&(n.shininess=this.shininess),void 0!==this.clearcoat&&(n.clearcoat=this.clearcoat),void 0!==this.clearcoatRoughness&&(n.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatMap&&this.clearcoatMap.isTexture&&(n.clearcoatMap=this.clearcoatMap.toJSON(t).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(n.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(t).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(n.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(t).uuid,n.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),this.map&&this.map.isTexture&&(n.map=this.map.toJSON(t).uuid),this.matcap&&this.matcap.isTexture&&(n.matcap=this.matcap.toJSON(t).uuid),this.alphaMap&&this.alphaMap.isTexture&&(n.alphaMap=this.alphaMap.toJSON(t).uuid),this.lightMap&&this.lightMap.isTexture&&(n.lightMap=this.lightMap.toJSON(t).uuid,n.lightMapIntensity=this.lightMapIntensity),this.aoMap&&this.aoMap.isTexture&&(n.aoMap=this.aoMap.toJSON(t).uuid,n.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(n.bumpMap=this.bumpMap.toJSON(t).uuid,n.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(n.normalMap=this.normalMap.toJSON(t).uuid,n.normalMapType=this.normalMapType,n.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(n.displacementMap=this.displacementMap.toJSON(t).uuid,n.displacementScale=this.displacementScale,n.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(n.roughnessMap=this.roughnessMap.toJSON(t).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(n.metalnessMap=this.metalnessMap.toJSON(t).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(n.emissiveMap=this.emissiveMap.toJSON(t).uuid),this.specularMap&&this.specularMap.isTexture&&(n.specularMap=this.specularMap.toJSON(t).uuid),this.specularIntensityMap&&this.specularIntensityMap.isTexture&&(n.specularIntensityMap=this.specularIntensityMap.toJSON(t).uuid),this.specularTintMap&&this.specularTintMap.isTexture&&(n.specularTintMap=this.specularTintMap.toJSON(t).uuid),this.envMap&&this.envMap.isTexture&&(n.envMap=this.envMap.toJSON(t).uuid,void 0!==this.combine&&(n.combine=this.combine)),void 0!==this.envMapIntensity&&(n.envMapIntensity=this.envMapIntensity),void 0!==this.reflectivity&&(n.reflectivity=this.reflectivity),void 0!==this.refractionRatio&&(n.refractionRatio=this.refractionRatio),this.gradientMap&&this.gradientMap.isTexture&&(n.gradientMap=this.gradientMap.toJSON(t).uuid),void 0!==this.transmission&&(n.transmission=this.transmission),this.transmissionMap&&this.transmissionMap.isTexture&&(n.transmissionMap=this.transmissionMap.toJSON(t).uuid),void 0!==this.thickness&&(n.thickness=this.thickness),this.thicknessMap&&this.thicknessMap.isTexture&&(n.thicknessMap=this.thicknessMap.toJSON(t).uuid),void 0!==this.attenuationDistance&&(n.attenuationDistance=this.attenuationDistance),void 0!==this.attenuationTint&&(n.attenuationTint=this.attenuationTint.getHex()),void 0!==this.size&&(n.size=this.size),null!==this.shadowSide&&(n.shadowSide=this.shadowSide),void 0!==this.sizeAttenuation&&(n.sizeAttenuation=this.sizeAttenuation),1!==this.blending&&(n.blending=this.blending),0!==this.side&&(n.side=this.side),this.vertexColors&&(n.vertexColors=!0),this.opacity<1&&(n.opacity=this.opacity),!0===this.transparent&&(n.transparent=this.transparent),n.depthFunc=this.depthFunc,n.depthTest=this.depthTest,n.depthWrite=this.depthWrite,n.colorWrite=this.colorWrite,n.stencilWrite=this.stencilWrite,n.stencilWriteMask=this.stencilWriteMask,n.stencilFunc=this.stencilFunc,n.stencilRef=this.stencilRef,n.stencilFuncMask=this.stencilFuncMask,n.stencilFail=this.stencilFail,n.stencilZFail=this.stencilZFail,n.stencilZPass=this.stencilZPass,this.rotation&&0!==this.rotation&&(n.rotation=this.rotation),!0===this.polygonOffset&&(n.polygonOffset=!0),0!==this.polygonOffsetFactor&&(n.polygonOffsetFactor=this.polygonOffsetFactor),0!==this.polygonOffsetUnits&&(n.polygonOffsetUnits=this.polygonOffsetUnits),this.linewidth&&1!==this.linewidth&&(n.linewidth=this.linewidth),void 0!==this.dashSize&&(n.dashSize=this.dashSize),void 0!==this.gapSize&&(n.gapSize=this.gapSize),void 0!==this.scale&&(n.scale=this.scale),!0===this.dithering&&(n.dithering=!0),this.alphaTest>0&&(n.alphaTest=this.alphaTest),!0===this.alphaToCoverage&&(n.alphaToCoverage=this.alphaToCoverage),!0===this.premultipliedAlpha&&(n.premultipliedAlpha=this.premultipliedAlpha),!0===this.wireframe&&(n.wireframe=this.wireframe),this.wireframeLinewidth>1&&(n.wireframeLinewidth=this.wireframeLinewidth),"round"!==this.wireframeLinecap&&(n.wireframeLinecap=this.wireframeLinecap),"round"!==this.wireframeLinejoin&&(n.wireframeLinejoin=this.wireframeLinejoin),!0===this.flatShading&&(n.flatShading=this.flatShading),!1===this.visible&&(n.visible=!1),!1===this.toneMapped&&(n.toneMapped=!1),"{}"!==JSON.stringify(this.userData)&&(n.userData=this.userData),e){const e=i(t.textures),r=i(t.images);e.length>0&&(n.textures=e),r.length>0&&(n.images=r)}return n}clone(){return(new this.constructor).copy(this)}copy(t){this.name=t.name,this.fog=t.fog,this.blending=t.blending,this.side=t.side,this.vertexColors=t.vertexColors,this.opacity=t.opacity,this.transparent=t.transparent,this.blendSrc=t.blendSrc,this.blendDst=t.blendDst,this.blendEquation=t.blendEquation,this.blendSrcAlpha=t.blendSrcAlpha,this.blendDstAlpha=t.blendDstAlpha,this.blendEquationAlpha=t.blendEquationAlpha,this.depthFunc=t.depthFunc,this.depthTest=t.depthTest,this.depthWrite=t.depthWrite,this.stencilWriteMask=t.stencilWriteMask,this.stencilFunc=t.stencilFunc,this.stencilRef=t.stencilRef,this.stencilFuncMask=t.stencilFuncMask,this.stencilFail=t.stencilFail,this.stencilZFail=t.stencilZFail,this.stencilZPass=t.stencilZPass,this.stencilWrite=t.stencilWrite;const e=t.clippingPlanes;let n=null;if(null!==e){const t=e.length;n=new Array(t);for(let i=0;i!==t;++i)n[i]=e[i].clone()}return this.clippingPlanes=n,this.clipIntersection=t.clipIntersection,this.clipShadows=t.clipShadows,this.shadowSide=t.shadowSide,this.colorWrite=t.colorWrite,this.precision=t.precision,this.polygonOffset=t.polygonOffset,this.polygonOffsetFactor=t.polygonOffsetFactor,this.polygonOffsetUnits=t.polygonOffsetUnits,this.dithering=t.dithering,this.alphaTest=t.alphaTest,this.alphaToCoverage=t.alphaToCoverage,this.premultipliedAlpha=t.premultipliedAlpha,this.visible=t.visible,this.toneMapped=t.toneMapped,this.userData=JSON.parse(JSON.stringify(t.userData)),this}dispose(){this.dispatchEvent({type:"dispose"})}set needsUpdate(t){!0===t&&this.version++}}ke.prototype.isMaterial=!0;const Ge={aliceblue:15792383,antiquewhite:16444375,aqua:65535,aquamarine:8388564,azure:15794175,beige:16119260,bisque:16770244,black:0,blanchedalmond:16772045,blue:255,blueviolet:9055202,brown:10824234,burlywood:14596231,cadetblue:6266528,chartreuse:8388352,chocolate:13789470,coral:16744272,cornflowerblue:6591981,cornsilk:16775388,crimson:14423100,cyan:65535,darkblue:139,darkcyan:35723,darkgoldenrod:12092939,darkgray:11119017,darkgreen:25600,darkgrey:11119017,darkkhaki:12433259,darkmagenta:9109643,darkolivegreen:5597999,darkorange:16747520,darkorchid:10040012,darkred:9109504,darksalmon:15308410,darkseagreen:9419919,darkslateblue:4734347,darkslategray:3100495,darkslategrey:3100495,darkturquoise:52945,darkviolet:9699539,deeppink:16716947,deepskyblue:49151,dimgray:6908265,dimgrey:6908265,dodgerblue:2003199,firebrick:11674146,floralwhite:16775920,forestgreen:2263842,fuchsia:16711935,gainsboro:14474460,ghostwhite:16316671,gold:16766720,goldenrod:14329120,gray:8421504,green:32768,greenyellow:11403055,grey:8421504,honeydew:15794160,hotpink:16738740,indianred:13458524,indigo:4915330,ivory:16777200,khaki:15787660,lavender:15132410,lavenderblush:16773365,lawngreen:8190976,lemonchiffon:16775885,lightblue:11393254,lightcoral:15761536,lightcyan:14745599,lightgoldenrodyellow:16448210,lightgray:13882323,lightgreen:9498256,lightgrey:13882323,lightpink:16758465,lightsalmon:16752762,lightseagreen:2142890,lightskyblue:8900346,lightslategray:7833753,lightslategrey:7833753,lightsteelblue:11584734,lightyellow:16777184,lime:65280,limegreen:3329330,linen:16445670,magenta:16711935,maroon:8388608,mediumaquamarine:6737322,mediumblue:205,mediumorchid:12211667,mediumpurple:9662683,mediumseagreen:3978097,mediumslateblue:8087790,mediumspringgreen:64154,mediumturquoise:4772300,mediumvioletred:13047173,midnightblue:1644912,mintcream:16121850,mistyrose:16770273,moccasin:16770229,navajowhite:16768685,navy:128,oldlace:16643558,olive:8421376,olivedrab:7048739,orange:16753920,orangered:16729344,orchid:14315734,palegoldenrod:15657130,palegreen:10025880,paleturquoise:11529966,palevioletred:14381203,papayawhip:16773077,peachpuff:16767673,peru:13468991,pink:16761035,plum:14524637,powderblue:11591910,purple:8388736,rebeccapurple:6697881,red:16711680,rosybrown:12357519,royalblue:4286945,saddlebrown:9127187,salmon:16416882,sandybrown:16032864,seagreen:3050327,seashell:16774638,sienna:10506797,silver:12632256,skyblue:8900331,slateblue:6970061,slategray:7372944,slategrey:7372944,snow:16775930,springgreen:65407,steelblue:4620980,tan:13808780,teal:32896,thistle:14204888,tomato:16737095,turquoise:4251856,violet:15631086,wheat:16113331,white:16777215,whitesmoke:16119285,yellow:16776960,yellowgreen:10145074},Oe={h:0,s:0,l:0},He={h:0,s:0,l:0};function ze(t,e,n){return n<0&&(n+=1),n>1&&(n-=1),n<1/6?t+6*(e-t)*n:n<.5?e:n<2/3?t+6*(e-t)*(2/3-n):t}function Ve(t){return t<.04045?.0773993808*t:Math.pow(.9478672986*t+.0521327014,2.4)}function We(t){return t<.0031308?12.92*t:1.055*Math.pow(t,.41666)-.055}class qe{constructor(t,e,n){return void 0===e&&void 0===n?this.set(t):this.setRGB(t,e,n)}set(t){return t&&t.isColor?this.copy(t):"number"==typeof t?this.setHex(t):"string"==typeof t&&this.setStyle(t),this}setScalar(t){return this.r=t,this.g=t,this.b=t,this}setHex(t){return t=Math.floor(t),this.r=(t>>16&255)/255,this.g=(t>>8&255)/255,this.b=(255&t)/255,this}setRGB(t,e,n){return this.r=t,this.g=e,this.b=n,this}setHSL(t,e,n){if(t=ot(t,1),e=at(e,0,1),n=at(n,0,1),0===e)this.r=this.g=this.b=n;else{const i=n<=.5?n*(1+e):n+e-n*e,r=2*n-i;this.r=ze(r,i,t+1/3),this.g=ze(r,i,t),this.b=ze(r,i,t-1/3)}return this}setStyle(t){function e(e){void 0!==e&&parseFloat(e)<1&&console.warn("THREE.Color: Alpha component of "+t+" will be ignored.")}let n;if(n=/^((?:rgb|hsl)a?)\(([^\)]*)\)/.exec(t)){let t;const i=n[1],r=n[2];switch(i){case"rgb":case"rgba":if(t=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(r))return this.r=Math.min(255,parseInt(t[1],10))/255,this.g=Math.min(255,parseInt(t[2],10))/255,this.b=Math.min(255,parseInt(t[3],10))/255,e(t[4]),this;if(t=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(r))return this.r=Math.min(100,parseInt(t[1],10))/100,this.g=Math.min(100,parseInt(t[2],10))/100,this.b=Math.min(100,parseInt(t[3],10))/100,e(t[4]),this;break;case"hsl":case"hsla":if(t=/^\s*(\d*\.?\d+)\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(r)){const n=parseFloat(t[1])/360,i=parseInt(t[2],10)/100,r=parseInt(t[3],10)/100;return e(t[4]),this.setHSL(n,i,r)}}}else if(n=/^\#([A-Fa-f\d]+)$/.exec(t)){const t=n[1],e=t.length;if(3===e)return this.r=parseInt(t.charAt(0)+t.charAt(0),16)/255,this.g=parseInt(t.charAt(1)+t.charAt(1),16)/255,this.b=parseInt(t.charAt(2)+t.charAt(2),16)/255,this;if(6===e)return this.r=parseInt(t.charAt(0)+t.charAt(1),16)/255,this.g=parseInt(t.charAt(2)+t.charAt(3),16)/255,this.b=parseInt(t.charAt(4)+t.charAt(5),16)/255,this}return t&&t.length>0?this.setColorName(t):this}setColorName(t){const e=Ge[t.toLowerCase()];return void 0!==e?this.setHex(e):console.warn("THREE.Color: Unknown color "+t),this}clone(){return new this.constructor(this.r,this.g,this.b)}copy(t){return this.r=t.r,this.g=t.g,this.b=t.b,this}copyGammaToLinear(t,e=2){return this.r=Math.pow(t.r,e),this.g=Math.pow(t.g,e),this.b=Math.pow(t.b,e),this}copyLinearToGamma(t,e=2){const n=e>0?1/e:1;return this.r=Math.pow(t.r,n),this.g=Math.pow(t.g,n),this.b=Math.pow(t.b,n),this}convertGammaToLinear(t){return this.copyGammaToLinear(this,t),this}convertLinearToGamma(t){return this.copyLinearToGamma(this,t),this}copySRGBToLinear(t){return this.r=Ve(t.r),this.g=Ve(t.g),this.b=Ve(t.b),this}copyLinearToSRGB(t){return this.r=We(t.r),this.g=We(t.g),this.b=We(t.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(){return 255*this.r<<16^255*this.g<<8^255*this.b<<0}getHexString(){return("000000"+this.getHex().toString(16)).slice(-6)}getHSL(t){const e=this.r,n=this.g,i=this.b,r=Math.max(e,n,i),s=Math.min(e,n,i);let a,o;const l=(s+r)/2;if(s===r)a=0,o=0;else{const t=r-s;switch(o=l<=.5?t/(r+s):t/(2-r-s),r){case e:a=(n-i)/t+(ne&&(e=t[n]);return e}let en=0;const nn=new ee,rn=new Ce,sn=new _t,an=new Mt,on=new Mt,ln=new _t;class cn extends tt{constructor(){super(),Object.defineProperty(this,"id",{value:en++}),this.uuid=st(),this.name="",this.type="BufferGeometry",this.index=null,this.attributes={},this.morphAttributes={},this.morphTargetsRelative=!1,this.groups=[],this.boundingBox=null,this.boundingSphere=null,this.drawRange={start:0,count:1/0},this.userData={}}getIndex(){return this.index}setIndex(t){return Array.isArray(t)?this.index=new(tn(t)>65535?Ze:Ke)(t,1):this.index=t,this}getAttribute(t){return this.attributes[t]}setAttribute(t,e){return this.attributes[t]=e,this}deleteAttribute(t){return delete this.attributes[t],this}hasAttribute(t){return void 0!==this.attributes[t]}addGroup(t,e,n=0){this.groups.push({start:t,count:e,materialIndex:n})}clearGroups(){this.groups=[]}setDrawRange(t,e){this.drawRange.start=t,this.drawRange.count=e}applyMatrix4(t){const e=this.attributes.position;void 0!==e&&(e.applyMatrix4(t),e.needsUpdate=!0);const n=this.attributes.normal;if(void 0!==n){const e=(new At).getNormalMatrix(t);n.applyNormalMatrix(e),n.needsUpdate=!0}const i=this.attributes.tangent;return void 0!==i&&(i.transformDirection(t),i.needsUpdate=!0),null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this}applyQuaternion(t){return nn.makeRotationFromQuaternion(t),this.applyMatrix4(nn),this}rotateX(t){return nn.makeRotationX(t),this.applyMatrix4(nn),this}rotateY(t){return nn.makeRotationY(t),this.applyMatrix4(nn),this}rotateZ(t){return nn.makeRotationZ(t),this.applyMatrix4(nn),this}translate(t,e,n){return nn.makeTranslation(t,e,n),this.applyMatrix4(nn),this}scale(t,e,n){return nn.makeScale(t,e,n),this.applyMatrix4(nn),this}lookAt(t){return rn.lookAt(t),rn.updateMatrix(),this.applyMatrix4(rn.matrix),this}center(){return this.computeBoundingBox(),this.boundingBox.getCenter(sn).negate(),this.translate(sn.x,sn.y,sn.z),this}setFromPoints(t){const e=[];for(let n=0,i=t.length;n0&&(t.userData=this.userData),void 0!==this.parameters){const e=this.parameters;for(const n in e)void 0!==e[n]&&(t[n]=e[n]);return t}t.data={attributes:{}};const e=this.index;null!==e&&(t.data.index={type:e.array.constructor.name,array:Array.prototype.slice.call(e.array)});const n=this.attributes;for(const e in n){const i=n[e];t.data.attributes[e]=i.toJSON(t.data)}const i={};let r=!1;for(const e in this.morphAttributes){const n=this.morphAttributes[e],s=[];for(let e=0,i=n.length;e0&&(i[e]=s,r=!0)}r&&(t.data.morphAttributes=i,t.data.morphTargetsRelative=this.morphTargetsRelative);const s=this.groups;s.length>0&&(t.data.groups=JSON.parse(JSON.stringify(s)));const a=this.boundingSphere;return null!==a&&(t.data.boundingSphere={center:a.center.toArray(),radius:a.radius}),t}clone(){return(new cn).copy(this)}copy(t){this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null;const e={};this.name=t.name;const n=t.index;null!==n&&this.setIndex(n.clone(e));const i=t.attributes;for(const t in i){const n=i[t];this.setAttribute(t,n.clone(e))}const r=t.morphAttributes;for(const t in r){const n=[],i=r[t];for(let t=0,r=i.length;t0){const t=e[n[0]];if(void 0!==t){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,n=t.length;e0&&console.error("THREE.Mesh.updateMorphTargets() no longer supports THREE.Geometry. Use THREE.BufferGeometry instead.")}}raycast(t,e){const n=this.geometry,i=this.material,r=this.matrixWorld;if(void 0===i)return;if(null===n.boundingSphere&&n.computeBoundingSphere(),dn.copy(n.boundingSphere),dn.applyMatrix4(r),!1===t.ray.intersectsSphere(dn))return;if(hn.copy(r).invert(),un.copy(t.ray).applyMatrix4(hn),null!==n.boundingBox&&!1===un.intersectsBox(n.boundingBox))return;let s;if(n.isBufferGeometry){const r=n.index,a=n.attributes.position,o=n.morphAttributes.position,l=n.morphTargetsRelative,c=n.attributes.uv,h=n.attributes.uv2,u=n.groups,d=n.drawRange;if(null!==r)if(Array.isArray(i))for(let n=0,p=u.length;nn.far?null:{distance:c,point:Cn.clone(),object:t}}(t,e,n,i,pn,An,mn,In);if(p){o&&(En.fromBufferAttribute(o,c),bn.fromBufferAttribute(o,h),_n.fromBufferAttribute(o,u),p.uv=Ne.getUV(In,pn,An,mn,En,bn,_n,new pt)),l&&(En.fromBufferAttribute(l,c),bn.fromBufferAttribute(l,h),_n.fromBufferAttribute(l,u),p.uv2=Ne.getUV(In,pn,An,mn,En,bn,_n,new pt));const t={a:c,b:h,c:u,normal:new _t,materialIndex:0};Ne.getNormal(pn,An,mn,t.normal),p.face=t}return p}Mn.prototype.isMesh=!0;class Bn extends cn{constructor(t=1,e=1,n=1,i=1,r=1,s=1){super(),this.type="BoxGeometry",this.parameters={width:t,height:e,depth:n,widthSegments:i,heightSegments:r,depthSegments:s};const a=this;i=Math.floor(i),r=Math.floor(r),s=Math.floor(s);const o=[],l=[],c=[],h=[];let u=0,d=0;function p(t,e,n,i,r,s,p,A,m,g,f){const v=s/m,y=p/g,x=s/2,w=p/2,E=A/2,b=m+1,_=g+1;let I=0,C=0;const M=new _t;for(let s=0;s<_;s++){const a=s*y-w;for(let o=0;o0?1:-1,c.push(M.x,M.y,M.z),h.push(o/m),h.push(1-s/g),I+=1}}for(let t=0;t0&&(e.defines=this.defines),e.vertexShader=this.vertexShader,e.fragmentShader=this.fragmentShader;const n={};for(const t in this.extensions)!0===this.extensions[t]&&(n[t]=!0);return Object.keys(n).length>0&&(e.extensions=n),e}}Dn.prototype.isShaderMaterial=!0;class Qn extends Ce{constructor(){super(),this.type="Camera",this.matrixWorldInverse=new ee,this.projectionMatrix=new ee,this.projectionMatrixInverse=new ee}copy(t,e){return super.copy(t,e),this.matrixWorldInverse.copy(t.matrixWorldInverse),this.projectionMatrix.copy(t.projectionMatrix),this.projectionMatrixInverse.copy(t.projectionMatrixInverse),this}getWorldDirection(t){this.updateWorldMatrix(!0,!1);const e=this.matrixWorld.elements;return t.set(-e[8],-e[9],-e[10]).normalize()}updateMatrixWorld(t){super.updateMatrixWorld(t),this.matrixWorldInverse.copy(this.matrixWorld).invert()}updateWorldMatrix(t,e){super.updateWorldMatrix(t,e),this.matrixWorldInverse.copy(this.matrixWorld).invert()}clone(){return(new this.constructor).copy(this)}}Qn.prototype.isCamera=!0;class Pn extends Qn{constructor(t=50,e=1,n=.1,i=2e3){super(),this.type="PerspectiveCamera",this.fov=t,this.zoom=1,this.near=n,this.far=i,this.focus=10,this.aspect=e,this.view=null,this.filmGauge=35,this.filmOffset=0,this.updateProjectionMatrix()}copy(t,e){return super.copy(t,e),this.fov=t.fov,this.zoom=t.zoom,this.near=t.near,this.far=t.far,this.focus=t.focus,this.aspect=t.aspect,this.view=null===t.view?null:Object.assign({},t.view),this.filmGauge=t.filmGauge,this.filmOffset=t.filmOffset,this}setFocalLength(t){const e=.5*this.getFilmHeight()/t;this.fov=2*rt*Math.atan(e),this.updateProjectionMatrix()}getFocalLength(){const t=Math.tan(.5*it*this.fov);return.5*this.getFilmHeight()/t}getEffectiveFOV(){return 2*rt*Math.atan(Math.tan(.5*it*this.fov)/this.zoom)}getFilmWidth(){return this.filmGauge*Math.min(this.aspect,1)}getFilmHeight(){return this.filmGauge/Math.max(this.aspect,1)}setViewOffset(t,e,n,i,r,s){this.aspect=t/e,null===this.view&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=t,this.view.fullHeight=e,this.view.offsetX=n,this.view.offsetY=i,this.view.width=r,this.view.height=s,this.updateProjectionMatrix()}clearViewOffset(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const t=this.near;let e=t*Math.tan(.5*it*this.fov)/this.zoom,n=2*e,i=this.aspect*n,r=-.5*i;const s=this.view;if(null!==this.view&&this.view.enabled){const t=s.fullWidth,a=s.fullHeight;r+=s.offsetX*i/t,e-=s.offsetY*n/a,i*=s.width/t,n*=s.height/a}const a=this.filmOffset;0!==a&&(r+=t*a/this.getFilmWidth()),this.projectionMatrix.makePerspective(r,r+i,e,e-n,t,this.far),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(t){const e=super.toJSON(t);return e.object.fov=this.fov,e.object.zoom=this.zoom,e.object.near=this.near,e.object.far=this.far,e.object.focus=this.focus,e.object.aspect=this.aspect,null!==this.view&&(e.object.view=Object.assign({},this.view)),e.object.filmGauge=this.filmGauge,e.object.filmOffset=this.filmOffset,e}}Pn.prototype.isPerspectiveCamera=!0;class Fn extends Ce{constructor(t,e,n){if(super(),this.type="CubeCamera",!0!==n.isWebGLCubeRenderTarget)return void console.error("THREE.CubeCamera: The constructor now expects an instance of WebGLCubeRenderTarget as third parameter.");this.renderTarget=n;const i=new Pn(90,1,t,e);i.layers=this.layers,i.up.set(0,-1,0),i.lookAt(new _t(1,0,0)),this.add(i);const r=new Pn(90,1,t,e);r.layers=this.layers,r.up.set(0,-1,0),r.lookAt(new _t(-1,0,0)),this.add(r);const s=new Pn(90,1,t,e);s.layers=this.layers,s.up.set(0,0,1),s.lookAt(new _t(0,1,0)),this.add(s);const a=new Pn(90,1,t,e);a.layers=this.layers,a.up.set(0,0,-1),a.lookAt(new _t(0,-1,0)),this.add(a);const o=new Pn(90,1,t,e);o.layers=this.layers,o.up.set(0,-1,0),o.lookAt(new _t(0,0,1)),this.add(o);const l=new Pn(90,1,t,e);l.layers=this.layers,l.up.set(0,-1,0),l.lookAt(new _t(0,0,-1)),this.add(l)}update(t,e){null===this.parent&&this.updateMatrixWorld();const n=this.renderTarget,[i,r,s,a,o,l]=this.children,c=t.xr.enabled,h=t.getRenderTarget();t.xr.enabled=!1;const u=n.texture.generateMipmaps;n.texture.generateMipmaps=!1,t.setRenderTarget(n,0),t.render(e,i),t.setRenderTarget(n,1),t.render(e,r),t.setRenderTarget(n,2),t.render(e,s),t.setRenderTarget(n,3),t.render(e,a),t.setRenderTarget(n,4),t.render(e,o),n.texture.generateMipmaps=u,t.setRenderTarget(n,5),t.render(e,l),t.setRenderTarget(h),t.xr.enabled=c}}class Nn extends vt{constructor(t,e,n,i,r,s,a,o,l,c){super(t=void 0!==t?t:[],e=void 0!==e?e:301,n,i,r,s,a=void 0!==a?a:1022,o,l,c),this.flipY=!1}get images(){return this.image}set images(t){this.image=t}}Nn.prototype.isCubeTexture=!0;class Un extends wt{constructor(t,e,n){Number.isInteger(e)&&(console.warn("THREE.WebGLCubeRenderTarget: constructor signature is now WebGLCubeRenderTarget( size, options )"),e=n),super(t,t,e),e=e||{},this.texture=new Nn(void 0,e.mapping,e.wrapS,e.wrapT,e.magFilter,e.minFilter,e.format,e.type,e.anisotropy,e.encoding),this.texture.isRenderTargetTexture=!0,this.texture.generateMipmaps=void 0!==e.generateMipmaps&&e.generateMipmaps,this.texture.minFilter=void 0!==e.minFilter?e.minFilter:1006,this.texture._needsFlipEnvMap=!1}fromEquirectangularTexture(t,e){this.texture.type=e.type,this.texture.format=1023,this.texture.encoding=e.encoding,this.texture.generateMipmaps=e.generateMipmaps,this.texture.minFilter=e.minFilter,this.texture.magFilter=e.magFilter;const n={uniforms:{tEquirect:{value:null}},vertexShader:"\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\tvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\n\t\t\t\t\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n\n\t\t\t\t}\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvWorldDirection = transformDirection( position, modelMatrix );\n\n\t\t\t\t\t#include \n\t\t\t\t\t#include \n\n\t\t\t\t}\n\t\t\t",fragmentShader:"\n\n\t\t\t\tuniform sampler2D tEquirect;\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\t#include \n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvec3 direction = normalize( vWorldDirection );\n\n\t\t\t\t\tvec2 sampleUV = equirectUv( direction );\n\n\t\t\t\t\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\n\t\t\t\t}\n\t\t\t"},i=new Bn(5,5,5),r=new Dn({name:"CubemapFromEquirect",uniforms:Tn(n.uniforms),vertexShader:n.vertexShader,fragmentShader:n.fragmentShader,side:1,blending:0});r.uniforms.tEquirect.value=e;const s=new Mn(i,r),a=e.minFilter;1008===e.minFilter&&(e.minFilter=1006);return new Fn(1,10,this).update(t,s),e.minFilter=a,s.geometry.dispose(),s.material.dispose(),this}clear(t,e,n,i){const r=t.getRenderTarget();for(let r=0;r<6;r++)t.setRenderTarget(this,r),t.clear(e,n,i);t.setRenderTarget(r)}}Un.prototype.isWebGLCubeRenderTarget=!0;const kn=new _t,Gn=new _t,On=new At;class Hn{constructor(t=new _t(1,0,0),e=0){this.normal=t,this.constant=e}set(t,e){return this.normal.copy(t),this.constant=e,this}setComponents(t,e,n,i){return this.normal.set(t,e,n),this.constant=i,this}setFromNormalAndCoplanarPoint(t,e){return this.normal.copy(t),this.constant=-e.dot(this.normal),this}setFromCoplanarPoints(t,e,n){const i=kn.subVectors(n,e).cross(Gn.subVectors(t,e)).normalize();return this.setFromNormalAndCoplanarPoint(i,t),this}copy(t){return this.normal.copy(t.normal),this.constant=t.constant,this}normalize(){const t=1/this.normal.length();return this.normal.multiplyScalar(t),this.constant*=t,this}negate(){return this.constant*=-1,this.normal.negate(),this}distanceToPoint(t){return this.normal.dot(t)+this.constant}distanceToSphere(t){return this.distanceToPoint(t.center)-t.radius}projectPoint(t,e){return e.copy(this.normal).multiplyScalar(-this.distanceToPoint(t)).add(t)}intersectLine(t,e){const n=t.delta(kn),i=this.normal.dot(n);if(0===i)return 0===this.distanceToPoint(t.start)?e.copy(t.start):null;const r=-(t.start.dot(this.normal)+this.constant)/i;return r<0||r>1?null:e.copy(n).multiplyScalar(r).add(t.start)}intersectsLine(t){const e=this.distanceToPoint(t.start),n=this.distanceToPoint(t.end);return e<0&&n>0||n<0&&e>0}intersectsBox(t){return t.intersectsPlane(this)}intersectsSphere(t){return t.intersectsPlane(this)}coplanarPoint(t){return t.copy(this.normal).multiplyScalar(-this.constant)}applyMatrix4(t,e){const n=e||On.getNormalMatrix(t),i=this.coplanarPoint(kn).applyMatrix4(t),r=this.normal.applyMatrix3(n).normalize();return this.constant=-i.dot(r),this}translate(t){return this.constant-=t.dot(this.normal),this}equals(t){return t.normal.equals(this.normal)&&t.constant===this.constant}clone(){return(new this.constructor).copy(this)}}Hn.prototype.isPlane=!0;const zn=new qt,Vn=new _t;class Wn{constructor(t=new Hn,e=new Hn,n=new Hn,i=new Hn,r=new Hn,s=new Hn){this.planes=[t,e,n,i,r,s]}set(t,e,n,i,r,s){const a=this.planes;return a[0].copy(t),a[1].copy(e),a[2].copy(n),a[3].copy(i),a[4].copy(r),a[5].copy(s),this}copy(t){const e=this.planes;for(let n=0;n<6;n++)e[n].copy(t.planes[n]);return this}setFromProjectionMatrix(t){const e=this.planes,n=t.elements,i=n[0],r=n[1],s=n[2],a=n[3],o=n[4],l=n[5],c=n[6],h=n[7],u=n[8],d=n[9],p=n[10],A=n[11],m=n[12],g=n[13],f=n[14],v=n[15];return e[0].setComponents(a-i,h-o,A-u,v-m).normalize(),e[1].setComponents(a+i,h+o,A+u,v+m).normalize(),e[2].setComponents(a+r,h+l,A+d,v+g).normalize(),e[3].setComponents(a-r,h-l,A-d,v-g).normalize(),e[4].setComponents(a-s,h-c,A-p,v-f).normalize(),e[5].setComponents(a+s,h+c,A+p,v+f).normalize(),this}intersectsObject(t){const e=t.geometry;return null===e.boundingSphere&&e.computeBoundingSphere(),zn.copy(e.boundingSphere).applyMatrix4(t.matrixWorld),this.intersectsSphere(zn)}intersectsSprite(t){return zn.center.set(0,0,0),zn.radius=.7071067811865476,zn.applyMatrix4(t.matrixWorld),this.intersectsSphere(zn)}intersectsSphere(t){const e=this.planes,n=t.center,i=-t.radius;for(let t=0;t<6;t++){if(e[t].distanceToPoint(n)0?t.max.x:t.min.x,Vn.y=i.normal.y>0?t.max.y:t.min.y,Vn.z=i.normal.z>0?t.max.z:t.min.z,i.distanceToPoint(Vn)<0)return!1}return!0}containsPoint(t){const e=this.planes;for(let n=0;n<6;n++)if(e[n].distanceToPoint(t)<0)return!1;return!0}clone(){return(new this.constructor).copy(this)}}function qn(){let t=null,e=!1,n=null,i=null;function r(e,s){n(e,s),i=t.requestAnimationFrame(r)}return{start:function(){!0!==e&&null!==n&&(i=t.requestAnimationFrame(r),e=!0)},stop:function(){t.cancelAnimationFrame(i),e=!1},setAnimationLoop:function(t){n=t},setContext:function(e){t=e}}}function jn(t,e){const n=e.isWebGL2,i=new WeakMap;return{get:function(t){return t.isInterleavedBufferAttribute&&(t=t.data),i.get(t)},remove:function(e){e.isInterleavedBufferAttribute&&(e=e.data);const n=i.get(e);n&&(t.deleteBuffer(n.buffer),i.delete(e))},update:function(e,r){if(e.isGLBufferAttribute){const t=i.get(e);return void((!t||t.version 0.0 ) {\n\t\tdistanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n\t}\n\treturn distanceFalloff;\n#else\n\tif( cutoffDistance > 0.0 && decayExponent > 0.0 ) {\n\t\treturn pow( saturate( -lightDistance / cutoffDistance + 1.0 ), decayExponent );\n\t}\n\treturn 1.0;\n#endif\n}\nvec3 BRDF_Diffuse_Lambert( const in vec3 diffuseColor ) {\n\treturn RECIPROCAL_PI * diffuseColor;\n}\nvec3 F_Schlick( const in vec3 f0, const in vec3 f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( -5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn ( f90 - f0 ) * fresnel + f0;\n}\nvec3 F_Schlick_RoughnessDependent( const in vec3 F0, const in float dotNV, const in float roughness ) {\n\tfloat fresnel = exp2( ( -5.55473 * dotNV - 6.98316 ) * dotNV );\n\tvec3 Fr = max( vec3( 1.0 - roughness ), F0 ) - F0;\n\treturn Fr * fresnel + F0;\n}\nfloat G_GGX_Smith( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\tfloat gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\treturn 1.0 / ( gl * gv );\n}\nfloat G_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\tfloat gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\treturn 0.5 / max( gv + gl, EPSILON );\n}\nfloat D_GGX( const in float alpha, const in float dotNH ) {\n\tfloat a2 = pow2( alpha );\n\tfloat denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;\n\treturn RECIPROCAL_PI * a2 / pow2( denom );\n}\nvec3 BRDF_Specular_GGX( const in IncidentLight incidentLight, const in vec3 viewDir, const in vec3 normal, const in vec3 f0, const in vec3 f90, const in float roughness ) {\n\tfloat alpha = pow2( roughness );\n\tvec3 halfDir = normalize( incidentLight.direction + viewDir );\n\tfloat dotNL = saturate( dot( normal, incidentLight.direction ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotLH = saturate( dot( incidentLight.direction, halfDir ) );\n\tvec3 F = F_Schlick( f0, f90, dotLH );\n\tfloat G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\tfloat D = D_GGX( alpha, dotNH );\n\treturn F * ( G * D );\n}\nvec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {\n\tconst float LUT_SIZE = 64.0;\n\tconst float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;\n\tconst float LUT_BIAS = 0.5 / LUT_SIZE;\n\tfloat dotNV = saturate( dot( N, V ) );\n\tvec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );\n\tuv = uv * LUT_SCALE + LUT_BIAS;\n\treturn uv;\n}\nfloat LTC_ClippedSphereFormFactor( const in vec3 f ) {\n\tfloat l = length( f );\n\treturn max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );\n}\nvec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {\n\tfloat x = dot( v1, v2 );\n\tfloat y = abs( x );\n\tfloat a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;\n\tfloat b = 3.4175940 + ( 4.1616724 + y ) * y;\n\tfloat v = a / b;\n\tfloat theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;\n\treturn cross( v1, v2 ) * theta_sintheta;\n}\nvec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {\n\tvec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];\n\tvec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];\n\tvec3 lightNormal = cross( v1, v2 );\n\tif( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );\n\tvec3 T1, T2;\n\tT1 = normalize( V - N * dot( V, N ) );\n\tT2 = - cross( N, T1 );\n\tmat3 mat = mInv * transposeMat3( mat3( T1, T2, N ) );\n\tvec3 coords[ 4 ];\n\tcoords[ 0 ] = mat * ( rectCoords[ 0 ] - P );\n\tcoords[ 1 ] = mat * ( rectCoords[ 1 ] - P );\n\tcoords[ 2 ] = mat * ( rectCoords[ 2 ] - P );\n\tcoords[ 3 ] = mat * ( rectCoords[ 3 ] - P );\n\tcoords[ 0 ] = normalize( coords[ 0 ] );\n\tcoords[ 1 ] = normalize( coords[ 1 ] );\n\tcoords[ 2 ] = normalize( coords[ 2 ] );\n\tcoords[ 3 ] = normalize( coords[ 3 ] );\n\tvec3 vectorFormFactor = vec3( 0.0 );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );\n\tfloat result = LTC_ClippedSphereFormFactor( vectorFormFactor );\n\treturn vec3( result );\n}\nvec3 BRDF_Specular_GGX_Environment( const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tvec2 brdf = integrateSpecularBRDF( dotNV, roughness );\n\treturn specularColor * brdf.x + brdf.y;\n}\nvoid BRDF_Specular_Multiscattering_Environment( const in GeometricContext geometry, const in vec3 specularColor, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\tvec3 F = F_Schlick_RoughnessDependent( specularColor, dotNV, roughness );\n\tvec2 brdf = integrateSpecularBRDF( dotNV, roughness );\n\tvec3 FssEss = F * brdf.x + brdf.y;\n\tfloat Ess = brdf.x + brdf.y;\n\tfloat Ems = 1.0 - Ess;\n\tvec3 Favg = specularColor + ( 1.0 - specularColor ) * 0.047619;\tvec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );\n\tsingleScatter += FssEss;\n\tmultiScatter += Fms * Ems;\n}\nfloat G_BlinnPhong_Implicit( ) {\n\treturn 0.25;\n}\nfloat D_BlinnPhong( const in float shininess, const in float dotNH ) {\n\treturn RECIPROCAL_PI * ( shininess * 0.5 + 1.0 ) * pow( dotNH, shininess );\n}\nvec3 BRDF_Specular_BlinnPhong( const in IncidentLight incidentLight, const in GeometricContext geometry, const in vec3 specularColor, const in float shininess ) {\n\tvec3 halfDir = normalize( incidentLight.direction + geometry.viewDir );\n\tfloat dotNH = saturate( dot( geometry.normal, halfDir ) );\n\tfloat dotLH = saturate( dot( incidentLight.direction, halfDir ) );\n\tvec3 F = F_Schlick( specularColor, vec3( 1.0 ), dotLH );\n\tfloat G = G_BlinnPhong_Implicit( );\n\tfloat D = D_BlinnPhong( shininess, dotNH );\n\treturn F * ( G * D );\n}\nfloat GGXRoughnessToBlinnExponent( const in float ggxRoughness ) {\n\treturn ( 2.0 / pow2( ggxRoughness + 0.0001 ) - 2.0 );\n}\nfloat BlinnExponentToGGXRoughness( const in float blinnExponent ) {\n\treturn sqrt( 2.0 / ( blinnExponent + 2.0 ) );\n}\n#if defined( USE_SHEEN )\nfloat D_Charlie(float roughness, float NoH) {\n\tfloat invAlpha = 1.0 / roughness;\n\tfloat cos2h = NoH * NoH;\n\tfloat sin2h = max(1.0 - cos2h, 0.0078125);\treturn (2.0 + invAlpha) * pow(sin2h, invAlpha * 0.5) / (2.0 * PI);\n}\nfloat V_Neubelt(float NoV, float NoL) {\n\treturn saturate(1.0 / (4.0 * (NoL + NoV - NoL * NoV)));\n}\nvec3 BRDF_Specular_Sheen( const in float roughness, const in vec3 L, const in GeometricContext geometry, vec3 specularColor ) {\n\tvec3 N = geometry.normal;\n\tvec3 V = geometry.viewDir;\n\tvec3 H = normalize( V + L );\n\tfloat dotNH = saturate( dot( N, H ) );\n\treturn specularColor * D_Charlie( roughness, dotNH ) * V_Neubelt( dot(N, V), dot(N, L) );\n}\n#endif",bumpmap_pars_fragment:"#ifdef USE_BUMPMAP\n\tuniform sampler2D bumpMap;\n\tuniform float bumpScale;\n\tvec2 dHdxy_fwd() {\n\t\tvec2 dSTdx = dFdx( vUv );\n\t\tvec2 dSTdy = dFdy( vUv );\n\t\tfloat Hll = bumpScale * texture2D( bumpMap, vUv ).x;\n\t\tfloat dBx = bumpScale * texture2D( bumpMap, vUv + dSTdx ).x - Hll;\n\t\tfloat dBy = bumpScale * texture2D( bumpMap, vUv + dSTdy ).x - Hll;\n\t\treturn vec2( dBx, dBy );\n\t}\n\tvec3 perturbNormalArb( vec3 surf_pos, vec3 surf_norm, vec2 dHdxy, float faceDirection ) {\n\t\tvec3 vSigmaX = vec3( dFdx( surf_pos.x ), dFdx( surf_pos.y ), dFdx( surf_pos.z ) );\n\t\tvec3 vSigmaY = vec3( dFdy( surf_pos.x ), dFdy( surf_pos.y ), dFdy( surf_pos.z ) );\n\t\tvec3 vN = surf_norm;\n\t\tvec3 R1 = cross( vSigmaY, vN );\n\t\tvec3 R2 = cross( vN, vSigmaX );\n\t\tfloat fDet = dot( vSigmaX, R1 ) * faceDirection;\n\t\tvec3 vGrad = sign( fDet ) * ( dHdxy.x * R1 + dHdxy.y * R2 );\n\t\treturn normalize( abs( fDet ) * surf_norm - vGrad );\n\t}\n#endif",clipping_planes_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvec4 plane;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\tplane = clippingPlanes[ i ];\n\t\tif ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;\n\t}\n\t#pragma unroll_loop_end\n\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\tbool clipped = true;\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tclipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\tif ( clipped ) discard;\n\t#endif\n#endif",clipping_planes_pars_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif",clipping_planes_pars_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n#endif",clipping_planes_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvClipPosition = - mvPosition.xyz;\n#endif",color_fragment:"#if defined( USE_COLOR_ALPHA )\n\tdiffuseColor *= vColor;\n#elif defined( USE_COLOR )\n\tdiffuseColor.rgb *= vColor;\n#endif",color_pars_fragment:"#if defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#elif defined( USE_COLOR )\n\tvarying vec3 vColor;\n#endif",color_pars_vertex:"#if defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR )\n\tvarying vec3 vColor;\n#endif",color_vertex:"#if defined( USE_COLOR_ALPHA )\n\tvColor = vec4( 1.0 );\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR )\n\tvColor = vec3( 1.0 );\n#endif\n#ifdef USE_COLOR\n\tvColor *= color;\n#endif\n#ifdef USE_INSTANCING_COLOR\n\tvColor.xyz *= instanceColor.xyz;\n#endif",common:"#define PI 3.141592653589793\n#define PI2 6.283185307179586\n#define PI_HALF 1.5707963267948966\n#define RECIPROCAL_PI 0.3183098861837907\n#define RECIPROCAL_PI2 0.15915494309189535\n#define EPSILON 1e-6\n#ifndef saturate\n#define saturate(a) clamp( a, 0.0, 1.0 )\n#endif\n#define whiteComplement(a) ( 1.0 - saturate( a ) )\nfloat pow2( const in float x ) { return x*x; }\nfloat pow3( const in float x ) { return x*x*x; }\nfloat pow4( const in float x ) { float x2 = x*x; return x2*x2; }\nfloat average( const in vec3 color ) { return dot( color, vec3( 0.3333 ) ); }\nhighp float rand( const in vec2 uv ) {\n\tconst highp float a = 12.9898, b = 78.233, c = 43758.5453;\n\thighp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n\treturn fract(sin(sn) * c);\n}\n#ifdef HIGH_PRECISION\n\tfloat precisionSafeLength( vec3 v ) { return length( v ); }\n#else\n\tfloat max3( vec3 v ) { return max( max( v.x, v.y ), v.z ); }\n\tfloat precisionSafeLength( vec3 v ) {\n\t\tfloat maxComponent = max3( abs( v ) );\n\t\treturn length( v / maxComponent ) * maxComponent;\n\t}\n#endif\nstruct IncidentLight {\n\tvec3 color;\n\tvec3 direction;\n\tbool visible;\n};\nstruct ReflectedLight {\n\tvec3 directDiffuse;\n\tvec3 directSpecular;\n\tvec3 indirectDiffuse;\n\tvec3 indirectSpecular;\n};\nstruct GeometricContext {\n\tvec3 position;\n\tvec3 normal;\n\tvec3 viewDir;\n#ifdef CLEARCOAT\n\tvec3 clearcoatNormal;\n#endif\n};\nvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n}\nvec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );\n}\nvec3 projectOnPlane(in vec3 point, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\tfloat distance = dot( planeNormal, point - pointOnPlane );\n\treturn - distance * planeNormal + point;\n}\nfloat sideOfPlane( in vec3 point, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\treturn sign( dot( point - pointOnPlane, planeNormal ) );\n}\nvec3 linePlaneIntersect( in vec3 pointOnLine, in vec3 lineDirection, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\treturn lineDirection * ( dot( planeNormal, pointOnPlane - pointOnLine ) / dot( planeNormal, lineDirection ) ) + pointOnLine;\n}\nmat3 transposeMat3( const in mat3 m ) {\n\tmat3 tmp;\n\ttmp[ 0 ] = vec3( m[ 0 ].x, m[ 1 ].x, m[ 2 ].x );\n\ttmp[ 1 ] = vec3( m[ 0 ].y, m[ 1 ].y, m[ 2 ].y );\n\ttmp[ 2 ] = vec3( m[ 0 ].z, m[ 1 ].z, m[ 2 ].z );\n\treturn tmp;\n}\nfloat linearToRelativeLuminance( const in vec3 color ) {\n\tvec3 weights = vec3( 0.2126, 0.7152, 0.0722 );\n\treturn dot( weights, color.rgb );\n}\nbool isPerspectiveMatrix( mat4 m ) {\n\treturn m[ 2 ][ 3 ] == - 1.0;\n}\nvec2 equirectUv( in vec3 dir ) {\n\tfloat u = atan( dir.z, dir.x ) * RECIPROCAL_PI2 + 0.5;\n\tfloat v = asin( clamp( dir.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\treturn vec2( u, v );\n}",cube_uv_reflection_fragment:"#ifdef ENVMAP_TYPE_CUBE_UV\n\t#define cubeUV_maxMipLevel 8.0\n\t#define cubeUV_minMipLevel 4.0\n\t#define cubeUV_maxTileSize 256.0\n\t#define cubeUV_minTileSize 16.0\n\tfloat getFace( vec3 direction ) {\n\t\tvec3 absDirection = abs( direction );\n\t\tfloat face = - 1.0;\n\t\tif ( absDirection.x > absDirection.z ) {\n\t\t\tif ( absDirection.x > absDirection.y )\n\t\t\t\tface = direction.x > 0.0 ? 0.0 : 3.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t} else {\n\t\t\tif ( absDirection.z > absDirection.y )\n\t\t\t\tface = direction.z > 0.0 ? 2.0 : 5.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t}\n\t\treturn face;\n\t}\n\tvec2 getUV( vec3 direction, float face ) {\n\t\tvec2 uv;\n\t\tif ( face == 0.0 ) {\n\t\t\tuv = vec2( direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 1.0 ) {\n\t\t\tuv = vec2( - direction.x, - direction.z ) / abs( direction.y );\n\t\t} else if ( face == 2.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.y ) / abs( direction.z );\n\t\t} else if ( face == 3.0 ) {\n\t\t\tuv = vec2( - direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 4.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.z ) / abs( direction.y );\n\t\t} else {\n\t\t\tuv = vec2( direction.x, direction.y ) / abs( direction.z );\n\t\t}\n\t\treturn 0.5 * ( uv + 1.0 );\n\t}\n\tvec3 bilinearCubeUV( sampler2D envMap, vec3 direction, float mipInt ) {\n\t\tfloat face = getFace( direction );\n\t\tfloat filterInt = max( cubeUV_minMipLevel - mipInt, 0.0 );\n\t\tmipInt = max( mipInt, cubeUV_minMipLevel );\n\t\tfloat faceSize = exp2( mipInt );\n\t\tfloat texelSize = 1.0 / ( 3.0 * cubeUV_maxTileSize );\n\t\tvec2 uv = getUV( direction, face ) * ( faceSize - 1.0 );\n\t\tvec2 f = fract( uv );\n\t\tuv += 0.5 - f;\n\t\tif ( face > 2.0 ) {\n\t\t\tuv.y += faceSize;\n\t\t\tface -= 3.0;\n\t\t}\n\t\tuv.x += face * faceSize;\n\t\tif ( mipInt < cubeUV_maxMipLevel ) {\n\t\t\tuv.y += 2.0 * cubeUV_maxTileSize;\n\t\t}\n\t\tuv.y += filterInt * 2.0 * cubeUV_minTileSize;\n\t\tuv.x += 3.0 * max( 0.0, cubeUV_maxTileSize - 2.0 * faceSize );\n\t\tuv *= texelSize;\n\t\tvec3 tl = envMapTexelToLinear( texture2D( envMap, uv ) ).rgb;\n\t\tuv.x += texelSize;\n\t\tvec3 tr = envMapTexelToLinear( texture2D( envMap, uv ) ).rgb;\n\t\tuv.y += texelSize;\n\t\tvec3 br = envMapTexelToLinear( texture2D( envMap, uv ) ).rgb;\n\t\tuv.x -= texelSize;\n\t\tvec3 bl = envMapTexelToLinear( texture2D( envMap, uv ) ).rgb;\n\t\tvec3 tm = mix( tl, tr, f.x );\n\t\tvec3 bm = mix( bl, br, f.x );\n\t\treturn mix( tm, bm, f.y );\n\t}\n\t#define r0 1.0\n\t#define v0 0.339\n\t#define m0 - 2.0\n\t#define r1 0.8\n\t#define v1 0.276\n\t#define m1 - 1.0\n\t#define r4 0.4\n\t#define v4 0.046\n\t#define m4 2.0\n\t#define r5 0.305\n\t#define v5 0.016\n\t#define m5 3.0\n\t#define r6 0.21\n\t#define v6 0.0038\n\t#define m6 4.0\n\tfloat roughnessToMip( float roughness ) {\n\t\tfloat mip = 0.0;\n\t\tif ( roughness >= r1 ) {\n\t\t\tmip = ( r0 - roughness ) * ( m1 - m0 ) / ( r0 - r1 ) + m0;\n\t\t} else if ( roughness >= r4 ) {\n\t\t\tmip = ( r1 - roughness ) * ( m4 - m1 ) / ( r1 - r4 ) + m1;\n\t\t} else if ( roughness >= r5 ) {\n\t\t\tmip = ( r4 - roughness ) * ( m5 - m4 ) / ( r4 - r5 ) + m4;\n\t\t} else if ( roughness >= r6 ) {\n\t\t\tmip = ( r5 - roughness ) * ( m6 - m5 ) / ( r5 - r6 ) + m5;\n\t\t} else {\n\t\t\tmip = - 2.0 * log2( 1.16 * roughness );\t\t}\n\t\treturn mip;\n\t}\n\tvec4 textureCubeUV( sampler2D envMap, vec3 sampleDir, float roughness ) {\n\t\tfloat mip = clamp( roughnessToMip( roughness ), m0, cubeUV_maxMipLevel );\n\t\tfloat mipF = fract( mip );\n\t\tfloat mipInt = floor( mip );\n\t\tvec3 color0 = bilinearCubeUV( envMap, sampleDir, mipInt );\n\t\tif ( mipF == 0.0 ) {\n\t\t\treturn vec4( color0, 1.0 );\n\t\t} else {\n\t\t\tvec3 color1 = bilinearCubeUV( envMap, sampleDir, mipInt + 1.0 );\n\t\t\treturn vec4( mix( color0, color1, mipF ), 1.0 );\n\t\t}\n\t}\n#endif",defaultnormal_vertex:"vec3 transformedNormal = objectNormal;\n#ifdef USE_INSTANCING\n\tmat3 m = mat3( instanceMatrix );\n\ttransformedNormal /= vec3( dot( m[ 0 ], m[ 0 ] ), dot( m[ 1 ], m[ 1 ] ), dot( m[ 2 ], m[ 2 ] ) );\n\ttransformedNormal = m * transformedNormal;\n#endif\ntransformedNormal = normalMatrix * transformedNormal;\n#ifdef FLIP_SIDED\n\ttransformedNormal = - transformedNormal;\n#endif\n#ifdef USE_TANGENT\n\tvec3 transformedTangent = ( modelViewMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#ifdef FLIP_SIDED\n\t\ttransformedTangent = - transformedTangent;\n\t#endif\n#endif",displacementmap_pars_vertex:"#ifdef USE_DISPLACEMENTMAP\n\tuniform sampler2D displacementMap;\n\tuniform float displacementScale;\n\tuniform float displacementBias;\n#endif",displacementmap_vertex:"#ifdef USE_DISPLACEMENTMAP\n\ttransformed += normalize( objectNormal ) * ( texture2D( displacementMap, vUv ).x * displacementScale + displacementBias );\n#endif",emissivemap_fragment:"#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vUv );\n\temissiveColor.rgb = emissiveMapTexelToLinear( emissiveColor ).rgb;\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif",emissivemap_pars_fragment:"#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif",encodings_fragment:"gl_FragColor = linearToOutputTexel( gl_FragColor );",encodings_pars_fragment:"\nvec4 LinearToLinear( in vec4 value ) {\n\treturn value;\n}\nvec4 GammaToLinear( in vec4 value, in float gammaFactor ) {\n\treturn vec4( pow( value.rgb, vec3( gammaFactor ) ), value.a );\n}\nvec4 LinearToGamma( in vec4 value, in float gammaFactor ) {\n\treturn vec4( pow( value.rgb, vec3( 1.0 / gammaFactor ) ), value.a );\n}\nvec4 sRGBToLinear( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.a );\n}\nvec4 LinearTosRGB( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.a );\n}\nvec4 RGBEToLinear( in vec4 value ) {\n\treturn vec4( value.rgb * exp2( value.a * 255.0 - 128.0 ), 1.0 );\n}\nvec4 LinearToRGBE( in vec4 value ) {\n\tfloat maxComponent = max( max( value.r, value.g ), value.b );\n\tfloat fExp = clamp( ceil( log2( maxComponent ) ), -128.0, 127.0 );\n\treturn vec4( value.rgb / exp2( fExp ), ( fExp + 128.0 ) / 255.0 );\n}\nvec4 RGBMToLinear( in vec4 value, in float maxRange ) {\n\treturn vec4( value.rgb * value.a * maxRange, 1.0 );\n}\nvec4 LinearToRGBM( in vec4 value, in float maxRange ) {\n\tfloat maxRGB = max( value.r, max( value.g, value.b ) );\n\tfloat M = clamp( maxRGB / maxRange, 0.0, 1.0 );\n\tM = ceil( M * 255.0 ) / 255.0;\n\treturn vec4( value.rgb / ( M * maxRange ), M );\n}\nvec4 RGBDToLinear( in vec4 value, in float maxRange ) {\n\treturn vec4( value.rgb * ( ( maxRange / 255.0 ) / value.a ), 1.0 );\n}\nvec4 LinearToRGBD( in vec4 value, in float maxRange ) {\n\tfloat maxRGB = max( value.r, max( value.g, value.b ) );\n\tfloat D = max( maxRange / maxRGB, 1.0 );\n\tD = clamp( floor( D ) / 255.0, 0.0, 1.0 );\n\treturn vec4( value.rgb * ( D * ( 255.0 / maxRange ) ), D );\n}\nconst mat3 cLogLuvM = mat3( 0.2209, 0.3390, 0.4184, 0.1138, 0.6780, 0.7319, 0.0102, 0.1130, 0.2969 );\nvec4 LinearToLogLuv( in vec4 value ) {\n\tvec3 Xp_Y_XYZp = cLogLuvM * value.rgb;\n\tXp_Y_XYZp = max( Xp_Y_XYZp, vec3( 1e-6, 1e-6, 1e-6 ) );\n\tvec4 vResult;\n\tvResult.xy = Xp_Y_XYZp.xy / Xp_Y_XYZp.z;\n\tfloat Le = 2.0 * log2(Xp_Y_XYZp.y) + 127.0;\n\tvResult.w = fract( Le );\n\tvResult.z = ( Le - ( floor( vResult.w * 255.0 ) ) / 255.0 ) / 255.0;\n\treturn vResult;\n}\nconst mat3 cLogLuvInverseM = mat3( 6.0014, -2.7008, -1.7996, -1.3320, 3.1029, -5.7721, 0.3008, -1.0882, 5.6268 );\nvec4 LogLuvToLinear( in vec4 value ) {\n\tfloat Le = value.z * 255.0 + value.w;\n\tvec3 Xp_Y_XYZp;\n\tXp_Y_XYZp.y = exp2( ( Le - 127.0 ) / 2.0 );\n\tXp_Y_XYZp.z = Xp_Y_XYZp.y / value.y;\n\tXp_Y_XYZp.x = value.x * Xp_Y_XYZp.z;\n\tvec3 vRGB = cLogLuvInverseM * Xp_Y_XYZp.rgb;\n\treturn vec4( max( vRGB, 0.0 ), 1.0 );\n}",envmap_fragment:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvec3 cameraToFrag;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToFrag = normalize( vWorldPosition - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( cameraToFrag, worldNormal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( cameraToFrag, worldNormal, refractionRatio );\n\t\t#endif\n\t#else\n\t\tvec3 reflectVec = vReflect;\n\t#endif\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 envColor = textureCube( envMap, vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );\n\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\tvec4 envColor = textureCubeUV( envMap, reflectVec, 0.0 );\n\t#else\n\t\tvec4 envColor = vec4( 0.0 );\n\t#endif\n\t#ifndef ENVMAP_TYPE_CUBE_UV\n\t\tenvColor = envMapTexelToLinear( envColor );\n\t#endif\n\t#ifdef ENVMAP_BLENDING_MULTIPLY\n\t\toutgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_MIX )\n\t\toutgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_ADD )\n\t\toutgoingLight += envColor.xyz * specularStrength * reflectivity;\n\t#endif\n#endif",envmap_common_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float envMapIntensity;\n\tuniform float flipEnvMap;\n\tuniform int maxMipLevel;\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tuniform samplerCube envMap;\n\t#else\n\t\tuniform sampler2D envMap;\n\t#endif\n\t\n#endif",envmap_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float reflectivity;\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\tvarying vec3 vWorldPosition;\n\t\tuniform float refractionRatio;\n\t#else\n\t\tvarying vec3 vReflect;\n\t#endif\n#endif",envmap_pars_vertex:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) ||defined( PHONG )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\t\n\t\tvarying vec3 vWorldPosition;\n\t#else\n\t\tvarying vec3 vReflect;\n\t\tuniform float refractionRatio;\n\t#endif\n#endif",envmap_physical_pars_fragment:"#if defined( USE_ENVMAP )\n\t#ifdef ENVMAP_MODE_REFRACTION\n\t\tuniform float refractionRatio;\n\t#endif\n\tvec3 getLightProbeIndirectIrradiance( const in GeometricContext geometry, const in int maxMIPLevel ) {\n\t\tvec3 worldNormal = inverseTransformDirection( geometry.normal, viewMatrix );\n\t\t#ifdef ENVMAP_TYPE_CUBE\n\t\t\tvec3 queryVec = vec3( flipEnvMap * worldNormal.x, worldNormal.yz );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = textureCubeLodEXT( envMap, queryVec, float( maxMIPLevel ) );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = textureCube( envMap, queryVec, float( maxMIPLevel ) );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, worldNormal, 1.0 );\n\t\t#else\n\t\t\tvec4 envMapColor = vec4( 0.0 );\n\t\t#endif\n\t\treturn PI * envMapColor.rgb * envMapIntensity;\n\t}\n\tfloat getSpecularMIPLevel( const in float roughness, const in int maxMIPLevel ) {\n\t\tfloat maxMIPLevelScalar = float( maxMIPLevel );\n\t\tfloat sigma = PI * roughness * roughness / ( 1.0 + roughness );\n\t\tfloat desiredMIPLevel = maxMIPLevelScalar + log2( sigma );\n\t\treturn clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );\n\t}\n\tvec3 getLightProbeIndirectRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness, const in int maxMIPLevel ) {\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( -viewDir, normal );\n\t\t\treflectVec = normalize( mix( reflectVec, normal, roughness * roughness) );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( -viewDir, normal, refractionRatio );\n\t\t#endif\n\t\treflectVec = inverseTransformDirection( reflectVec, viewMatrix );\n\t\tfloat specularMIPLevel = getSpecularMIPLevel( roughness, maxMIPLevel );\n\t\t#ifdef ENVMAP_TYPE_CUBE\n\t\t\tvec3 queryReflectVec = vec3( flipEnvMap * reflectVec.x, reflectVec.yz );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = textureCubeLodEXT( envMap, queryReflectVec, specularMIPLevel );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = textureCube( envMap, queryReflectVec, specularMIPLevel );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, reflectVec, roughness );\n\t\t#endif\n\t\treturn envMapColor.rgb * envMapIntensity;\n\t}\n#endif",envmap_vertex:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvWorldPosition = worldPosition.xyz;\n\t#else\n\t\tvec3 cameraToVertex;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToVertex = normalize( worldPosition.xyz - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvReflect = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvReflect = refract( cameraToVertex, worldNormal, refractionRatio );\n\t\t#endif\n\t#endif\n#endif",fog_vertex:"#ifdef USE_FOG\n\tfogDepth = - mvPosition.z;\n#endif",fog_pars_vertex:"#ifdef USE_FOG\n\tvarying float fogDepth;\n#endif",fog_fragment:"#ifdef USE_FOG\n\t#ifdef FOG_EXP2\n\t\tfloat fogFactor = 1.0 - exp( - fogDensity * fogDensity * fogDepth * fogDepth );\n\t#else\n\t\tfloat fogFactor = smoothstep( fogNear, fogFar, fogDepth );\n\t#endif\n\tgl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\n#endif",fog_pars_fragment:"#ifdef USE_FOG\n\tuniform vec3 fogColor;\n\tvarying float fogDepth;\n\t#ifdef FOG_EXP2\n\t\tuniform float fogDensity;\n\t#else\n\t\tuniform float fogNear;\n\t\tuniform float fogFar;\n\t#endif\n#endif",gradientmap_pars_fragment:"#ifdef USE_GRADIENTMAP\n\tuniform sampler2D gradientMap;\n#endif\nvec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {\n\tfloat dotNL = dot( normal, lightDirection );\n\tvec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );\n\t#ifdef USE_GRADIENTMAP\n\t\treturn texture2D( gradientMap, coord ).rgb;\n\t#else\n\t\treturn ( coord.x < 0.7 ) ? vec3( 0.7 ) : vec3( 1.0 );\n\t#endif\n}",lightmap_fragment:"#ifdef USE_LIGHTMAP\n\tvec4 lightMapTexel= texture2D( lightMap, vUv2 );\n\treflectedLight.indirectDiffuse += PI * lightMapTexelToLinear( lightMapTexel ).rgb * lightMapIntensity;\n#endif",lightmap_pars_fragment:"#ifdef USE_LIGHTMAP\n\tuniform sampler2D lightMap;\n\tuniform float lightMapIntensity;\n#endif",lights_lambert_vertex:"vec3 diffuse = vec3( 1.0 );\nGeometricContext geometry;\ngeometry.position = mvPosition.xyz;\ngeometry.normal = normalize( transformedNormal );\ngeometry.viewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( -mvPosition.xyz );\nGeometricContext backGeometry;\nbackGeometry.position = geometry.position;\nbackGeometry.normal = -geometry.normal;\nbackGeometry.viewDir = geometry.viewDir;\nvLightFront = vec3( 0.0 );\nvIndirectFront = vec3( 0.0 );\n#ifdef DOUBLE_SIDED\n\tvLightBack = vec3( 0.0 );\n\tvIndirectBack = vec3( 0.0 );\n#endif\nIncidentLight directLight;\nfloat dotNL;\nvec3 directLightColor_Diffuse;\nvIndirectFront += getAmbientLightIrradiance( ambientLightColor );\nvIndirectFront += getLightProbeIrradiance( lightProbe, geometry );\n#ifdef DOUBLE_SIDED\n\tvIndirectBack += getAmbientLightIrradiance( ambientLightColor );\n\tvIndirectBack += getLightProbeIrradiance( lightProbe, backGeometry );\n#endif\n#if NUM_POINT_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tgetPointDirectLightIrradiance( pointLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tgetSpotDirectLightIrradiance( spotLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if NUM_DIR_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tgetDirectionalDirectLightIrradiance( directionalLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\tvIndirectFront += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry );\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvIndirectBack += getHemisphereLightIrradiance( hemisphereLights[ i ], backGeometry );\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif",lights_pars_begin:"uniform bool receiveShadow;\nuniform vec3 ambientLightColor;\nuniform vec3 lightProbe[ 9 ];\nvec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {\n\tfloat x = normal.x, y = normal.y, z = normal.z;\n\tvec3 result = shCoefficients[ 0 ] * 0.886227;\n\tresult += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;\n\tresult += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;\n\tresult += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;\n\tresult += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;\n\tresult += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;\n\tresult += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );\n\tresult += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;\n\tresult += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );\n\treturn result;\n}\nvec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in GeometricContext geometry ) {\n\tvec3 worldNormal = inverseTransformDirection( geometry.normal, viewMatrix );\n\tvec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );\n\treturn irradiance;\n}\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\n\tvec3 irradiance = ambientLightColor;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\treturn irradiance;\n}\n#if NUM_DIR_LIGHTS > 0\n\tstruct DirectionalLight {\n\t\tvec3 direction;\n\t\tvec3 color;\n\t};\n\tuniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];\n\tvoid getDirectionalDirectLightIrradiance( const in DirectionalLight directionalLight, const in GeometricContext geometry, out IncidentLight directLight ) {\n\t\tdirectLight.color = directionalLight.color;\n\t\tdirectLight.direction = directionalLight.direction;\n\t\tdirectLight.visible = true;\n\t}\n#endif\n#if NUM_POINT_LIGHTS > 0\n\tstruct PointLight {\n\t\tvec3 position;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t};\n\tuniform PointLight pointLights[ NUM_POINT_LIGHTS ];\n\tvoid getPointDirectLightIrradiance( const in PointLight pointLight, const in GeometricContext geometry, out IncidentLight directLight ) {\n\t\tvec3 lVector = pointLight.position - geometry.position;\n\t\tdirectLight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tdirectLight.color = pointLight.color;\n\t\tdirectLight.color *= punctualLightIntensityToIrradianceFactor( lightDistance, pointLight.distance, pointLight.decay );\n\t\tdirectLight.visible = ( directLight.color != vec3( 0.0 ) );\n\t}\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\tstruct SpotLight {\n\t\tvec3 position;\n\t\tvec3 direction;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t\tfloat coneCos;\n\t\tfloat penumbraCos;\n\t};\n\tuniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];\n\tvoid getSpotDirectLightIrradiance( const in SpotLight spotLight, const in GeometricContext geometry, out IncidentLight directLight ) {\n\t\tvec3 lVector = spotLight.position - geometry.position;\n\t\tdirectLight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tfloat angleCos = dot( directLight.direction, spotLight.direction );\n\t\tif ( angleCos > spotLight.coneCos ) {\n\t\t\tfloat spotEffect = smoothstep( spotLight.coneCos, spotLight.penumbraCos, angleCos );\n\t\t\tdirectLight.color = spotLight.color;\n\t\t\tdirectLight.color *= spotEffect * punctualLightIntensityToIrradianceFactor( lightDistance, spotLight.distance, spotLight.decay );\n\t\t\tdirectLight.visible = true;\n\t\t} else {\n\t\t\tdirectLight.color = vec3( 0.0 );\n\t\t\tdirectLight.visible = false;\n\t\t}\n\t}\n#endif\n#if NUM_RECT_AREA_LIGHTS > 0\n\tstruct RectAreaLight {\n\t\tvec3 color;\n\t\tvec3 position;\n\t\tvec3 halfWidth;\n\t\tvec3 halfHeight;\n\t};\n\tuniform sampler2D ltc_1;\tuniform sampler2D ltc_2;\n\tuniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\tstruct HemisphereLight {\n\t\tvec3 direction;\n\t\tvec3 skyColor;\n\t\tvec3 groundColor;\n\t};\n\tuniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];\n\tvec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in GeometricContext geometry ) {\n\t\tfloat dotNL = dot( geometry.normal, hemiLight.direction );\n\t\tfloat hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n\t\tvec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tirradiance *= PI;\n\t\t#endif\n\t\treturn irradiance;\n\t}\n#endif",lights_toon_fragment:"ToonMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;",lights_toon_pars_fragment:"varying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\nstruct ToonMaterial {\n\tvec3 diffuseColor;\n};\nvoid RE_Direct_Toon( const in IncidentLight directLight, const in GeometricContext geometry, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 irradiance = getGradientIrradiance( geometry.normal, directLight.direction ) * directLight.color;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\treflectedLight.directDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in GeometricContext geometry, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Toon\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Toon\n#define Material_LightProbeLOD( material )\t(0)",lights_phong_fragment:"BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;",lights_phong_pars_fragment:"varying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\nstruct BlinnPhongMaterial {\n\tvec3 diffuseColor;\n\tvec3 specularColor;\n\tfloat specularShininess;\n\tfloat specularStrength;\n};\nvoid RE_Direct_BlinnPhong( const in IncidentLight directLight, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\treflectedLight.directDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_Specular_BlinnPhong( directLight, geometry, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_BlinnPhong\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_BlinnPhong\n#define Material_LightProbeLOD( material )\t(0)",lights_physical_fragment:"PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nvec3 dxy = max( abs( dFdx( geometryNormal ) ), abs( dFdy( geometryNormal ) ) );\nfloat geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );\nmaterial.specularRoughness = max( roughnessFactor, 0.0525 );material.specularRoughness += geometryRoughness;\nmaterial.specularRoughness = min( material.specularRoughness, 1.0 );\n#ifdef REFLECTIVITY\n\t#ifdef SPECULAR\n\t\tvec3 specularIntensityFactor = vec3( specularIntensity );\n\t\tvec3 specularTintFactor = specularTint;\n\t\t#ifdef USE_SPECULARINTENSITYMAP\n\t\t\tspecularIntensityFactor *= texture2D( specularIntensityMap, vUv ).a;\n\t\t#endif\n\t\t#ifdef USE_SPECULARTINTMAP\n\t\t\tspecularTintFactor *= specularTintMapTexelToLinear( texture2D( specularTintMap, vUv ) ).rgb;\n\t\t#endif\n\t\tmaterial.specularColorF90 = mix( specularIntensityFactor, vec3( 1.0 ), metalnessFactor );\n\t#else\n\t\tvec3 specularIntensityFactor = vec3( 1.0 );\n\t\tvec3 specularTintFactor = vec3( 1.0 );\n\t\tmaterial.specularColorF90 = vec3( 1.0 );\n\t#endif\n\tmaterial.specularColor = mix( min( vec3( MAXIMUM_SPECULAR_COEFFICIENT * pow2( reflectivity ) ) * specularTintFactor, vec3( 1.0 ) ) * specularIntensityFactor, diffuseColor.rgb, metalnessFactor );\n#else\n\tmaterial.specularColor = mix( vec3( DEFAULT_SPECULAR_COEFFICIENT ), diffuseColor.rgb, metalnessFactor );\n\tmaterial.specularColorF90 = vec3( 1.0 );\n#endif\n#ifdef CLEARCOAT\n\tmaterial.clearcoat = clearcoat;\n\tmaterial.clearcoatRoughness = clearcoatRoughness;\n\t#ifdef USE_CLEARCOATMAP\n\t\tmaterial.clearcoat *= texture2D( clearcoatMap, vUv ).x;\n\t#endif\n\t#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\t\tmaterial.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vUv ).y;\n\t#endif\n\tmaterial.clearcoat = saturate( material.clearcoat );\tmaterial.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 );\n\tmaterial.clearcoatRoughness += geometryRoughness;\n\tmaterial.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 );\n#endif\n#ifdef USE_SHEEN\n\tmaterial.sheenColor = sheen;\n#endif",lights_physical_pars_fragment:"struct PhysicalMaterial {\n\tvec3 diffuseColor;\n\tfloat specularRoughness;\n\tvec3 specularColor;\n\tvec3 specularColorF90;\n#ifdef CLEARCOAT\n\tfloat clearcoat;\n\tfloat clearcoatRoughness;\n#endif\n#ifdef USE_SHEEN\n\tvec3 sheenColor;\n#endif\n};\n#define MAXIMUM_SPECULAR_COEFFICIENT 0.16\n#define DEFAULT_SPECULAR_COEFFICIENT 0.04\nfloat clearcoatDHRApprox( const in float roughness, const in float dotNL ) {\n\treturn DEFAULT_SPECULAR_COEFFICIENT + ( 1.0 - DEFAULT_SPECULAR_COEFFICIENT ) * ( pow( 1.0 - dotNL, 5.0 ) * pow( 1.0 - roughness, 2.0 ) );\n}\n#if NUM_RECT_AREA_LIGHTS > 0\n\tvoid RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 normal = geometry.normal;\n\t\tvec3 viewDir = geometry.viewDir;\n\t\tvec3 position = geometry.position;\n\t\tvec3 lightPos = rectAreaLight.position;\n\t\tvec3 halfWidth = rectAreaLight.halfWidth;\n\t\tvec3 halfHeight = rectAreaLight.halfHeight;\n\t\tvec3 lightColor = rectAreaLight.color;\n\t\tfloat roughness = material.specularRoughness;\n\t\tvec3 rectCoords[ 4 ];\n\t\trectCoords[ 0 ] = lightPos + halfWidth - halfHeight;\t\trectCoords[ 1 ] = lightPos - halfWidth - halfHeight;\n\t\trectCoords[ 2 ] = lightPos - halfWidth + halfHeight;\n\t\trectCoords[ 3 ] = lightPos + halfWidth + halfHeight;\n\t\tvec2 uv = LTC_Uv( normal, viewDir, roughness );\n\t\tvec4 t1 = texture2D( ltc_1, uv );\n\t\tvec4 t2 = texture2D( ltc_2, uv );\n\t\tmat3 mInv = mat3(\n\t\t\tvec3( t1.x, 0, t1.y ),\n\t\t\tvec3( 0, 1, 0 ),\n\t\t\tvec3( t1.z, 0, t1.w )\n\t\t);\n\t\tvec3 fresnel = ( material.specularColor * t2.x + ( vec3( 1.0 ) - material.specularColor ) * t2.y );\n\t\treflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );\n\t\treflectedLight.directDiffuse += lightColor * material.diffuseColor * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );\n\t}\n#endif\nvoid RE_Direct_Physical( const in IncidentLight directLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\t#ifdef CLEARCOAT\n\t\tfloat ccDotNL = saturate( dot( geometry.clearcoatNormal, directLight.direction ) );\n\t\tvec3 ccIrradiance = ccDotNL * directLight.color;\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tccIrradiance *= PI;\n\t\t#endif\n\t\tfloat clearcoatDHR = material.clearcoat * clearcoatDHRApprox( material.clearcoatRoughness, ccDotNL );\n\t\treflectedLight.directSpecular += ccIrradiance * material.clearcoat * BRDF_Specular_GGX( directLight, geometry.viewDir, geometry.clearcoatNormal, vec3( DEFAULT_SPECULAR_COEFFICIENT ), vec3( 1.0 ), material.clearcoatRoughness );\n\t#else\n\t\tfloat clearcoatDHR = 0.0;\n\t#endif\n\t#ifdef USE_SHEEN\n\t\treflectedLight.directSpecular += ( 1.0 - clearcoatDHR ) * irradiance * BRDF_Specular_Sheen(\n\t\t\tmaterial.specularRoughness,\n\t\t\tdirectLight.direction,\n\t\t\tgeometry,\n\t\t\tmaterial.sheenColor\n\t\t);\n\t#else\n\t\treflectedLight.directSpecular += ( 1.0 - clearcoatDHR ) * irradiance * BRDF_Specular_GGX( directLight, geometry.viewDir, geometry.normal, material.specularColor, material.specularColorF90, material.specularRoughness);\n\t#endif\n\treflectedLight.directDiffuse += ( 1.0 - clearcoatDHR ) * irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {\n\t#ifdef CLEARCOAT\n\t\tfloat ccDotNV = saturate( dot( geometry.clearcoatNormal, geometry.viewDir ) );\n\t\treflectedLight.indirectSpecular += clearcoatRadiance * material.clearcoat * BRDF_Specular_GGX_Environment( geometry.viewDir, geometry.clearcoatNormal, vec3( DEFAULT_SPECULAR_COEFFICIENT ), material.clearcoatRoughness );\n\t\tfloat ccDotNL = ccDotNV;\n\t\tfloat clearcoatDHR = material.clearcoat * clearcoatDHRApprox( material.clearcoatRoughness, ccDotNL );\n\t#else\n\t\tfloat clearcoatDHR = 0.0;\n\t#endif\n\tfloat clearcoatInv = 1.0 - clearcoatDHR;\n\tvec3 singleScattering = vec3( 0.0 );\n\tvec3 multiScattering = vec3( 0.0 );\n\tvec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;\n\tBRDF_Specular_Multiscattering_Environment( geometry, material.specularColor, material.specularRoughness, singleScattering, multiScattering );\n\tvec3 diffuse = material.diffuseColor * ( 1.0 - ( singleScattering + multiScattering ) );\n\treflectedLight.indirectSpecular += clearcoatInv * radiance * singleScattering;\n\treflectedLight.indirectSpecular += multiScattering * cosineWeightedIrradiance;\n\treflectedLight.indirectDiffuse += diffuse * cosineWeightedIrradiance;\n}\n#define RE_Direct\t\t\t\tRE_Direct_Physical\n#define RE_Direct_RectArea\t\tRE_Direct_RectArea_Physical\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Physical\n#define RE_IndirectSpecular\t\tRE_IndirectSpecular_Physical\nfloat computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {\n\treturn saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );\n}",lights_fragment_begin:"\nGeometricContext geometry;\ngeometry.position = - vViewPosition;\ngeometry.normal = normal;\ngeometry.viewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );\n#ifdef CLEARCOAT\n\tgeometry.clearcoatNormal = clearcoatNormal;\n#endif\nIncidentLight directLight;\n#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )\n\tPointLight pointLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tgetPointDirectLightIrradiance( pointLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS )\n\t\tpointLightShadow = pointLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n\tSpotLight spotLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tgetSpotDirectLightIrradiance( spotLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\tspotLightShadow = spotLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\n\tDirectionalLight directionalLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tgetDirectionalDirectLightIrradiance( directionalLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )\n\t\tdirectionalLightShadow = directionalLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )\n\tRectAreaLight rectAreaLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {\n\t\trectAreaLight = rectAreaLights[ i ];\n\t\tRE_Direct_RectArea( rectAreaLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if defined( RE_IndirectDiffuse )\n\tvec3 iblIrradiance = vec3( 0.0 );\n\tvec3 irradiance = getAmbientLightIrradiance( ambientLightColor );\n\tirradiance += getLightProbeIrradiance( lightProbe, geometry );\n\t#if ( NUM_HEMI_LIGHTS > 0 )\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\t\tirradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry );\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if defined( RE_IndirectSpecular )\n\tvec3 radiance = vec3( 0.0 );\n\tvec3 clearcoatRadiance = vec3( 0.0 );\n#endif",lights_fragment_maps:"#if defined( RE_IndirectDiffuse )\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel= texture2D( lightMap, vUv2 );\n\t\tvec3 lightMapIrradiance = lightMapTexelToLinear( lightMapTexel ).rgb * lightMapIntensity;\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tlightMapIrradiance *= PI;\n\t\t#endif\n\t\tirradiance += lightMapIrradiance;\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( STANDARD ) && defined( ENVMAP_TYPE_CUBE_UV )\n\t\tiblIrradiance += getLightProbeIndirectIrradiance( geometry, maxMipLevel );\n\t#endif\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\tradiance += getLightProbeIndirectRadiance( geometry.viewDir, geometry.normal, material.specularRoughness, maxMipLevel );\n\t#ifdef CLEARCOAT\n\t\tclearcoatRadiance += getLightProbeIndirectRadiance( geometry.viewDir, geometry.clearcoatNormal, material.clearcoatRoughness, maxMipLevel );\n\t#endif\n#endif",lights_fragment_end:"#if defined( RE_IndirectDiffuse )\n\tRE_IndirectDiffuse( irradiance, geometry, material, reflectedLight );\n#endif\n#if defined( RE_IndirectSpecular )\n\tRE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometry, material, reflectedLight );\n#endif",logdepthbuf_fragment:"#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n\tgl_FragDepthEXT = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;\n#endif",logdepthbuf_pars_fragment:"#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n\tuniform float logDepthBufFC;\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_pars_vertex:"#ifdef USE_LOGDEPTHBUF\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvarying float vFragDepth;\n\t\tvarying float vIsPerspective;\n\t#else\n\t\tuniform float logDepthBufFC;\n\t#endif\n#endif",logdepthbuf_vertex:"#ifdef USE_LOGDEPTHBUF\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvFragDepth = 1.0 + gl_Position.w;\n\t\tvIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );\n\t#else\n\t\tif ( isPerspectiveMatrix( projectionMatrix ) ) {\n\t\t\tgl_Position.z = log2( max( EPSILON, gl_Position.w + 1.0 ) ) * logDepthBufFC - 1.0;\n\t\t\tgl_Position.z *= gl_Position.w;\n\t\t}\n\t#endif\n#endif",map_fragment:"#ifdef USE_MAP\n\tvec4 texelColor = texture2D( map, vUv );\n\ttexelColor = mapTexelToLinear( texelColor );\n\tdiffuseColor *= texelColor;\n#endif",map_pars_fragment:"#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif",map_particle_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\tvec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;\n#endif\n#ifdef USE_MAP\n\tvec4 mapTexel = texture2D( map, uv );\n\tdiffuseColor *= mapTexelToLinear( mapTexel );\n#endif\n#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, uv ).g;\n#endif",map_particle_pars_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\tuniform mat3 uvTransform;\n#endif\n#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",metalnessmap_fragment:"float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n\tvec4 texelMetalness = texture2D( metalnessMap, vUv );\n\tmetalnessFactor *= texelMetalness.b;\n#endif",metalnessmap_pars_fragment:"#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif",morphnormal_vertex:"#ifdef USE_MORPHNORMALS\n\tobjectNormal *= morphTargetBaseInfluence;\n\tobjectNormal += morphNormal0 * morphTargetInfluences[ 0 ];\n\tobjectNormal += morphNormal1 * morphTargetInfluences[ 1 ];\n\tobjectNormal += morphNormal2 * morphTargetInfluences[ 2 ];\n\tobjectNormal += morphNormal3 * morphTargetInfluences[ 3 ];\n#endif",morphtarget_pars_vertex:"#ifdef USE_MORPHTARGETS\n\tuniform float morphTargetBaseInfluence;\n\t#ifndef USE_MORPHNORMALS\n\t\tuniform float morphTargetInfluences[ 8 ];\n\t#else\n\t\tuniform float morphTargetInfluences[ 4 ];\n\t#endif\n#endif",morphtarget_vertex:"#ifdef USE_MORPHTARGETS\n\ttransformed *= morphTargetBaseInfluence;\n\ttransformed += morphTarget0 * morphTargetInfluences[ 0 ];\n\ttransformed += morphTarget1 * morphTargetInfluences[ 1 ];\n\ttransformed += morphTarget2 * morphTargetInfluences[ 2 ];\n\ttransformed += morphTarget3 * morphTargetInfluences[ 3 ];\n\t#ifndef USE_MORPHNORMALS\n\t\ttransformed += morphTarget4 * morphTargetInfluences[ 4 ];\n\t\ttransformed += morphTarget5 * morphTargetInfluences[ 5 ];\n\t\ttransformed += morphTarget6 * morphTargetInfluences[ 6 ];\n\t\ttransformed += morphTarget7 * morphTargetInfluences[ 7 ];\n\t#endif\n#endif",normal_fragment_begin:"float faceDirection = gl_FrontFacing ? 1.0 : - 1.0;\n#ifdef FLAT_SHADED\n\tvec3 fdx = vec3( dFdx( vViewPosition.x ), dFdx( vViewPosition.y ), dFdx( vViewPosition.z ) );\n\tvec3 fdy = vec3( dFdy( vViewPosition.x ), dFdy( vViewPosition.y ), dFdy( vViewPosition.z ) );\n\tvec3 normal = normalize( cross( fdx, fdy ) );\n#else\n\tvec3 normal = normalize( vNormal );\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * faceDirection;\n\t#endif\n\t#ifdef USE_TANGENT\n\t\tvec3 tangent = normalize( vTangent );\n\t\tvec3 bitangent = normalize( vBitangent );\n\t\t#ifdef DOUBLE_SIDED\n\t\t\ttangent = tangent * faceDirection;\n\t\t\tbitangent = bitangent * faceDirection;\n\t\t#endif\n\t\t#if defined( TANGENTSPACE_NORMALMAP ) || defined( USE_CLEARCOAT_NORMALMAP )\n\t\t\tmat3 vTBN = mat3( tangent, bitangent, normal );\n\t\t#endif\n\t#endif\n#endif\nvec3 geometryNormal = normal;",normal_fragment_maps:"#ifdef OBJECTSPACE_NORMALMAP\n\tnormal = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\t#ifdef FLIP_SIDED\n\t\tnormal = - normal;\n\t#endif\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * faceDirection;\n\t#endif\n\tnormal = normalize( normalMatrix * normal );\n#elif defined( TANGENTSPACE_NORMALMAP )\n\tvec3 mapN = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\tmapN.xy *= normalScale;\n\t#ifdef USE_TANGENT\n\t\tnormal = normalize( vTBN * mapN );\n\t#else\n\t\tnormal = perturbNormal2Arb( -vViewPosition, normal, mapN, faceDirection );\n\t#endif\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( -vViewPosition, normal, dHdxy_fwd(), faceDirection );\n#endif",normalmap_pars_fragment:"#ifdef USE_NORMALMAP\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n#endif\n#ifdef OBJECTSPACE_NORMALMAP\n\tuniform mat3 normalMatrix;\n#endif\n#if ! defined ( USE_TANGENT ) && ( defined ( TANGENTSPACE_NORMALMAP ) || defined ( USE_CLEARCOAT_NORMALMAP ) )\n\tvec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec3 mapN, float faceDirection ) {\n\t\tvec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );\n\t\tvec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );\n\t\tvec2 st0 = dFdx( vUv.st );\n\t\tvec2 st1 = dFdy( vUv.st );\n\t\tvec3 N = surf_norm;\n\t\tvec3 q1perp = cross( q1, N );\n\t\tvec3 q0perp = cross( N, q0 );\n\t\tvec3 T = q1perp * st0.x + q0perp * st1.x;\n\t\tvec3 B = q1perp * st0.y + q0perp * st1.y;\n\t\tfloat det = max( dot( T, T ), dot( B, B ) );\n\t\tfloat scale = ( det == 0.0 ) ? 0.0 : faceDirection * inversesqrt( det );\n\t\treturn normalize( T * ( mapN.x * scale ) + B * ( mapN.y * scale ) + N * mapN.z );\n\t}\n#endif",clearcoat_normal_fragment_begin:"#ifdef CLEARCOAT\n\tvec3 clearcoatNormal = geometryNormal;\n#endif",clearcoat_normal_fragment_maps:"#ifdef USE_CLEARCOAT_NORMALMAP\n\tvec3 clearcoatMapN = texture2D( clearcoatNormalMap, vUv ).xyz * 2.0 - 1.0;\n\tclearcoatMapN.xy *= clearcoatNormalScale;\n\t#ifdef USE_TANGENT\n\t\tclearcoatNormal = normalize( vTBN * clearcoatMapN );\n\t#else\n\t\tclearcoatNormal = perturbNormal2Arb( - vViewPosition, clearcoatNormal, clearcoatMapN, faceDirection );\n\t#endif\n#endif",clearcoat_pars_fragment:"#ifdef USE_CLEARCOATMAP\n\tuniform sampler2D clearcoatMap;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform sampler2D clearcoatRoughnessMap;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform sampler2D clearcoatNormalMap;\n\tuniform vec2 clearcoatNormalScale;\n#endif",packing:"vec3 packNormalToRGB( const in vec3 normal ) {\n\treturn normalize( normal ) * 0.5 + 0.5;\n}\nvec3 unpackRGBToNormal( const in vec3 rgb ) {\n\treturn 2.0 * rgb.xyz - 1.0;\n}\nconst float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;\nconst vec3 PackFactors = vec3( 256. * 256. * 256., 256. * 256., 256. );\nconst vec4 UnpackFactors = UnpackDownscale / vec4( PackFactors, 1. );\nconst float ShiftRight8 = 1. / 256.;\nvec4 packDepthToRGBA( const in float v ) {\n\tvec4 r = vec4( fract( v * PackFactors ), v );\n\tr.yzw -= r.xyz * ShiftRight8;\treturn r * PackUpscale;\n}\nfloat unpackRGBAToDepth( const in vec4 v ) {\n\treturn dot( v, UnpackFactors );\n}\nvec4 pack2HalfToRGBA( vec2 v ) {\n\tvec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ));\n\treturn vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w);\n}\nvec2 unpackRGBATo2Half( vec4 v ) {\n\treturn vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) );\n}\nfloat viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( viewZ + near ) / ( near - far );\n}\nfloat orthographicDepthToViewZ( const in float linearClipZ, const in float near, const in float far ) {\n\treturn linearClipZ * ( near - far ) - near;\n}\nfloat viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn (( near + viewZ ) * far ) / (( far - near ) * viewZ );\n}\nfloat perspectiveDepthToViewZ( const in float invClipZ, const in float near, const in float far ) {\n\treturn ( near * far ) / ( ( far - near ) * invClipZ - far );\n}",premultiplied_alpha_fragment:"#ifdef PREMULTIPLIED_ALPHA\n\tgl_FragColor.rgb *= gl_FragColor.a;\n#endif",project_vertex:"vec4 mvPosition = vec4( transformed, 1.0 );\n#ifdef USE_INSTANCING\n\tmvPosition = instanceMatrix * mvPosition;\n#endif\nmvPosition = modelViewMatrix * mvPosition;\ngl_Position = projectionMatrix * mvPosition;",dithering_fragment:"#ifdef DITHERING\n\tgl_FragColor.rgb = dithering( gl_FragColor.rgb );\n#endif",dithering_pars_fragment:"#ifdef DITHERING\n\tvec3 dithering( vec3 color ) {\n\t\tfloat grid_position = rand( gl_FragCoord.xy );\n\t\tvec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );\n\t\tdither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );\n\t\treturn color + dither_shift_RGB;\n\t}\n#endif",roughnessmap_fragment:"float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n\tvec4 texelRoughness = texture2D( roughnessMap, vUv );\n\troughnessFactor *= texelRoughness.g;\n#endif",roughnessmap_pars_fragment:"#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif",shadowmap_pars_fragment:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n\tfloat texture2DCompare( sampler2D depths, vec2 uv, float compare ) {\n\t\treturn step( compare, unpackRGBAToDepth( texture2D( depths, uv ) ) );\n\t}\n\tvec2 texture2DDistribution( sampler2D shadow, vec2 uv ) {\n\t\treturn unpackRGBATo2Half( texture2D( shadow, uv ) );\n\t}\n\tfloat VSMShadow (sampler2D shadow, vec2 uv, float compare ){\n\t\tfloat occlusion = 1.0;\n\t\tvec2 distribution = texture2DDistribution( shadow, uv );\n\t\tfloat hard_shadow = step( compare , distribution.x );\n\t\tif (hard_shadow != 1.0 ) {\n\t\t\tfloat distance = compare - distribution.x ;\n\t\t\tfloat variance = max( 0.00000, distribution.y * distribution.y );\n\t\t\tfloat softness_probability = variance / (variance + distance * distance );\t\t\tsoftness_probability = clamp( ( softness_probability - 0.3 ) / ( 0.95 - 0.3 ), 0.0, 1.0 );\t\t\tocclusion = clamp( max( hard_shadow, softness_probability ), 0.0, 1.0 );\n\t\t}\n\t\treturn occlusion;\n\t}\n\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\tfloat shadow = 1.0;\n\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\tshadowCoord.z += shadowBias;\n\t\tbvec4 inFrustumVec = bvec4 ( shadowCoord.x >= 0.0, shadowCoord.x <= 1.0, shadowCoord.y >= 0.0, shadowCoord.y <= 1.0 );\n\t\tbool inFrustum = all( inFrustumVec );\n\t\tbvec2 frustumTestVec = bvec2( inFrustum, shadowCoord.z <= 1.0 );\n\t\tbool frustumTest = all( frustumTestVec );\n\t\tif ( frustumTest ) {\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx0 = - texelSize.x * shadowRadius;\n\t\t\tfloat dy0 = - texelSize.y * shadowRadius;\n\t\t\tfloat dx1 = + texelSize.x * shadowRadius;\n\t\t\tfloat dy1 = + texelSize.y * shadowRadius;\n\t\t\tfloat dx2 = dx0 / 2.0;\n\t\t\tfloat dy2 = dy0 / 2.0;\n\t\t\tfloat dx3 = dx1 / 2.0;\n\t\t\tfloat dy3 = dy1 / 2.0;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )\n\t\t\t) * ( 1.0 / 17.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_PCF_SOFT )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx = texelSize.x;\n\t\t\tfloat dy = texelSize.y;\n\t\t\tvec2 uv = shadowCoord.xy;\n\t\t\tvec2 f = fract( uv * shadowMapSize + 0.5 );\n\t\t\tuv -= f * texelSize;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, uv, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( dx, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( 0.0, dy ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + texelSize, shadowCoord.z ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, 0.0 ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 0.0 ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, dy ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, dy ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( 0.0, -dy ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 0.0, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( dx, -dy ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( mix( texture2DCompare( shadowMap, uv + vec2( -dx, -dy ), shadowCoord.z ), \n\t\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, -dy ), shadowCoord.z ),\n\t\t\t\t\t\t f.x ),\n\t\t\t\t\t mix( texture2DCompare( shadowMap, uv + vec2( -dx, 2.0 * dy ), shadowCoord.z ), \n\t\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t\t f.x ),\n\t\t\t\t\t f.y )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_VSM )\n\t\t\tshadow = VSMShadow( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#else\n\t\t\tshadow = texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#endif\n\t\t}\n\t\treturn shadow;\n\t}\n\tvec2 cubeToUV( vec3 v, float texelSizeY ) {\n\t\tvec3 absV = abs( v );\n\t\tfloat scaleToCube = 1.0 / max( absV.x, max( absV.y, absV.z ) );\n\t\tabsV *= scaleToCube;\n\t\tv *= scaleToCube * ( 1.0 - 2.0 * texelSizeY );\n\t\tvec2 planar = v.xy;\n\t\tfloat almostATexel = 1.5 * texelSizeY;\n\t\tfloat almostOne = 1.0 - almostATexel;\n\t\tif ( absV.z >= almostOne ) {\n\t\t\tif ( v.z > 0.0 )\n\t\t\t\tplanar.x = 4.0 - v.x;\n\t\t} else if ( absV.x >= almostOne ) {\n\t\t\tfloat signX = sign( v.x );\n\t\t\tplanar.x = v.z * signX + 2.0 * signX;\n\t\t} else if ( absV.y >= almostOne ) {\n\t\t\tfloat signY = sign( v.y );\n\t\t\tplanar.x = v.x + 2.0 * signY + 2.0;\n\t\t\tplanar.y = v.z * signY - 2.0;\n\t\t}\n\t\treturn vec2( 0.125, 0.25 ) * planar + vec2( 0.375, 0.75 );\n\t}\n\tfloat getPointShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tvec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tfloat dp = ( length( lightToPosition ) - shadowCameraNear ) / ( shadowCameraFar - shadowCameraNear );\t\tdp += shadowBias;\n\t\tvec3 bd3D = normalize( lightToPosition );\n\t\t#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT ) || defined( SHADOWMAP_TYPE_VSM )\n\t\t\tvec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;\n\t\t\treturn (\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#else\n\t\t\treturn texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );\n\t\t#endif\n\t}\n#endif",shadowmap_pars_vertex:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 spotShadowMatrix[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n#endif",shadowmap_vertex:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0 || NUM_SPOT_LIGHT_SHADOWS > 0 || NUM_POINT_LIGHT_SHADOWS > 0\n\t\tvec3 shadowWorldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\tvec4 shadowWorldPosition;\n\t#endif\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 );\n\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias, 0 );\n\t\tvSpotShadowCoord[ i ] = spotShadowMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 );\n\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n#endif",shadowmask_pars_fragment:"float getShadowMask() {\n\tfloat shadow = 1.0;\n\t#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tdirectionalLight = directionalLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tspotLight = spotLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowBias, spotLight.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tpointLight = pointLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#endif\n\treturn shadow;\n}",skinbase_vertex:"#ifdef USE_SKINNING\n\tmat4 boneMatX = getBoneMatrix( skinIndex.x );\n\tmat4 boneMatY = getBoneMatrix( skinIndex.y );\n\tmat4 boneMatZ = getBoneMatrix( skinIndex.z );\n\tmat4 boneMatW = getBoneMatrix( skinIndex.w );\n#endif",skinning_pars_vertex:"#ifdef USE_SKINNING\n\tuniform mat4 bindMatrix;\n\tuniform mat4 bindMatrixInverse;\n\t#ifdef BONE_TEXTURE\n\t\tuniform highp sampler2D boneTexture;\n\t\tuniform int boneTextureSize;\n\t\tmat4 getBoneMatrix( const in float i ) {\n\t\t\tfloat j = i * 4.0;\n\t\t\tfloat x = mod( j, float( boneTextureSize ) );\n\t\t\tfloat y = floor( j / float( boneTextureSize ) );\n\t\t\tfloat dx = 1.0 / float( boneTextureSize );\n\t\t\tfloat dy = 1.0 / float( boneTextureSize );\n\t\t\ty = dy * ( y + 0.5 );\n\t\t\tvec4 v1 = texture2D( boneTexture, vec2( dx * ( x + 0.5 ), y ) );\n\t\t\tvec4 v2 = texture2D( boneTexture, vec2( dx * ( x + 1.5 ), y ) );\n\t\t\tvec4 v3 = texture2D( boneTexture, vec2( dx * ( x + 2.5 ), y ) );\n\t\t\tvec4 v4 = texture2D( boneTexture, vec2( dx * ( x + 3.5 ), y ) );\n\t\t\tmat4 bone = mat4( v1, v2, v3, v4 );\n\t\t\treturn bone;\n\t\t}\n\t#else\n\t\tuniform mat4 boneMatrices[ MAX_BONES ];\n\t\tmat4 getBoneMatrix( const in float i ) {\n\t\t\tmat4 bone = boneMatrices[ int(i) ];\n\t\t\treturn bone;\n\t\t}\n\t#endif\n#endif",skinning_vertex:"#ifdef USE_SKINNING\n\tvec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );\n\tvec4 skinned = vec4( 0.0 );\n\tskinned += boneMatX * skinVertex * skinWeight.x;\n\tskinned += boneMatY * skinVertex * skinWeight.y;\n\tskinned += boneMatZ * skinVertex * skinWeight.z;\n\tskinned += boneMatW * skinVertex * skinWeight.w;\n\ttransformed = ( bindMatrixInverse * skinned ).xyz;\n#endif",skinnormal_vertex:"#ifdef USE_SKINNING\n\tmat4 skinMatrix = mat4( 0.0 );\n\tskinMatrix += skinWeight.x * boneMatX;\n\tskinMatrix += skinWeight.y * boneMatY;\n\tskinMatrix += skinWeight.z * boneMatZ;\n\tskinMatrix += skinWeight.w * boneMatW;\n\tskinMatrix = bindMatrixInverse * skinMatrix * bindMatrix;\n\tobjectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;\n\t#ifdef USE_TANGENT\n\t\tobjectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#endif\n#endif",specularmap_fragment:"float specularStrength;\n#ifdef USE_SPECULARMAP\n\tvec4 texelSpecular = texture2D( specularMap, vUv );\n\tspecularStrength = texelSpecular.r;\n#else\n\tspecularStrength = 1.0;\n#endif",specularmap_pars_fragment:"#ifdef USE_SPECULARMAP\n\tuniform sampler2D specularMap;\n#endif",tonemapping_fragment:"#if defined( TONE_MAPPING )\n\tgl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n#endif",tonemapping_pars_fragment:"#ifndef saturate\n#define saturate(a) clamp( a, 0.0, 1.0 )\n#endif\nuniform float toneMappingExposure;\nvec3 LinearToneMapping( vec3 color ) {\n\treturn toneMappingExposure * color;\n}\nvec3 ReinhardToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( color / ( vec3( 1.0 ) + color ) );\n}\nvec3 OptimizedCineonToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\tcolor = max( vec3( 0.0 ), color - 0.004 );\n\treturn pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );\n}\nvec3 RRTAndODTFit( vec3 v ) {\n\tvec3 a = v * ( v + 0.0245786 ) - 0.000090537;\n\tvec3 b = v * ( 0.983729 * v + 0.4329510 ) + 0.238081;\n\treturn a / b;\n}\nvec3 ACESFilmicToneMapping( vec3 color ) {\n\tconst mat3 ACESInputMat = mat3(\n\t\tvec3( 0.59719, 0.07600, 0.02840 ),\t\tvec3( 0.35458, 0.90834, 0.13383 ),\n\t\tvec3( 0.04823, 0.01566, 0.83777 )\n\t);\n\tconst mat3 ACESOutputMat = mat3(\n\t\tvec3( 1.60475, -0.10208, -0.00327 ),\t\tvec3( -0.53108, 1.10813, -0.07276 ),\n\t\tvec3( -0.07367, -0.00605, 1.07602 )\n\t);\n\tcolor *= toneMappingExposure / 0.6;\n\tcolor = ACESInputMat * color;\n\tcolor = RRTAndODTFit( color );\n\tcolor = ACESOutputMat * color;\n\treturn saturate( color );\n}\nvec3 CustomToneMapping( vec3 color ) { return color; }",transmission_fragment:"#ifdef USE_TRANSMISSION\n\tfloat transmissionFactor = transmission;\n\tfloat thicknessFactor = thickness;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\ttransmissionFactor *= texture2D( transmissionMap, vUv ).r;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tthicknessFactor *= texture2D( thicknessMap, vUv ).g;\n\t#endif\n\tvec3 pos = vWorldPosition.xyz / vWorldPosition.w;\n\tvec3 v = normalize( cameraPosition - pos );\n\tvec3 n = inverseTransformDirection( normal, viewMatrix );\n\tfloat ior = ( 1.0 + 0.4 * reflectivity ) / ( 1.0 - 0.4 * reflectivity );\n\tvec3 transmission = transmissionFactor * getIBLVolumeRefraction(\n\t\tn, v, roughnessFactor, material.diffuseColor, material.specularColor,\n\t\tpos, modelMatrix, viewMatrix, projectionMatrix, ior, thicknessFactor,\n\t\tattenuationTint, attenuationDistance );\n\ttotalDiffuse = mix( totalDiffuse, transmission, transmissionFactor );\n#endif",transmission_pars_fragment:"#ifdef USE_TRANSMISSION\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tuniform sampler2D transmissionMap;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tuniform sampler2D thicknessMap;\n\t#endif\n\tuniform vec2 transmissionSamplerSize;\n\tuniform sampler2D transmissionSamplerMap;\n\tuniform mat4 modelMatrix;\n\tuniform mat4 projectionMatrix;\n\tvarying vec4 vWorldPosition;\n\tvec3 getVolumeTransmissionRay(vec3 n, vec3 v, float thickness, float ior, mat4 modelMatrix) {\n\t\tvec3 refractionVector = refract(-v, normalize(n), 1.0 / ior);\n\t\tvec3 modelScale;\n\t\tmodelScale.x = length(vec3(modelMatrix[0].xyz));\n\t\tmodelScale.y = length(vec3(modelMatrix[1].xyz));\n\t\tmodelScale.z = length(vec3(modelMatrix[2].xyz));\n\t\treturn normalize(refractionVector) * thickness * modelScale;\n\t}\n\tfloat applyIorToRoughness(float roughness, float ior) {\n\t\treturn roughness * clamp(ior * 2.0 - 2.0, 0.0, 1.0);\n\t}\n\tvec3 getTransmissionSample(vec2 fragCoord, float roughness, float ior) {\n\t\tfloat framebufferLod = log2(transmissionSamplerSize.x) * applyIorToRoughness(roughness, ior);\n\t\treturn texture2DLodEXT(transmissionSamplerMap, fragCoord.xy, framebufferLod).rgb;\n\t}\n\tvec3 applyVolumeAttenuation(vec3 radiance, float transmissionDistance, vec3 attenuationColor, float attenuationDistance) {\n\t\tif (attenuationDistance == 0.0) {\n\t\t\treturn radiance;\n\t\t} else {\n\t\t\tvec3 attenuationCoefficient = -log(attenuationColor) / attenuationDistance;\n\t\t\tvec3 transmittance = exp(-attenuationCoefficient * transmissionDistance);\t\t\treturn transmittance * radiance;\n\t\t}\n\t}\n\tvec3 getIBLVolumeRefraction(vec3 n, vec3 v, float perceptualRoughness, vec3 baseColor, vec3 specularColor,\n\t\tvec3 position, mat4 modelMatrix, mat4 viewMatrix, mat4 projMatrix, float ior, float thickness,\n\t\tvec3 attenuationColor, float attenuationDistance) {\n\t\tvec3 transmissionRay = getVolumeTransmissionRay(n, v, thickness, ior, modelMatrix);\n\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4(refractedRayExit, 1.0);\n\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\trefractionCoords += 1.0;\n\t\trefractionCoords /= 2.0;\n\t\tvec3 transmittedLight = getTransmissionSample(refractionCoords, perceptualRoughness, ior);\n\t\tvec3 attenuatedColor = applyVolumeAttenuation(transmittedLight, length(transmissionRay), attenuationColor, attenuationDistance);\n\t\treturn (1.0 - specularColor) * attenuatedColor * baseColor;\n\t}\n#endif",uv_pars_fragment:"#if ( defined( USE_UV ) && ! defined( UVS_VERTEX_ONLY ) )\n\tvarying vec2 vUv;\n#endif",uv_pars_vertex:"#ifdef USE_UV\n\t#ifdef UVS_VERTEX_ONLY\n\t\tvec2 vUv;\n\t#else\n\t\tvarying vec2 vUv;\n\t#endif\n\tuniform mat3 uvTransform;\n#endif",uv_vertex:"#ifdef USE_UV\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n#endif",uv2_pars_fragment:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvarying vec2 vUv2;\n#endif",uv2_pars_vertex:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tattribute vec2 uv2;\n\tvarying vec2 vUv2;\n\tuniform mat3 uv2Transform;\n#endif",uv2_vertex:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvUv2 = ( uv2Transform * vec3( uv2, 1 ) ).xy;\n#endif",worldpos_vertex:"#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP ) || defined ( USE_TRANSMISSION )\n\tvec4 worldPosition = vec4( transformed, 1.0 );\n\t#ifdef USE_INSTANCING\n\t\tworldPosition = instanceMatrix * worldPosition;\n\t#endif\n\tworldPosition = modelMatrix * worldPosition;\n#endif",background_frag:"uniform sampler2D t2D;\nvarying vec2 vUv;\nvoid main() {\n\tvec4 texColor = texture2D( t2D, vUv );\n\tgl_FragColor = mapTexelToLinear( texColor );\n\t#include \n\t#include \n}",background_vert:"varying vec2 vUv;\nuniform mat3 uvTransform;\nvoid main() {\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\tgl_Position = vec4( position.xy, 1.0, 1.0 );\n}",cube_frag:"#include \nuniform float opacity;\nvarying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvec3 vReflect = vWorldDirection;\n\t#include \n\tgl_FragColor = envColor;\n\tgl_FragColor.a *= opacity;\n\t#include \n\t#include \n}",cube_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n\tgl_Position.z = gl_Position.w;\n}",depth_frag:"#if DEPTH_PACKING == 3200\n\tuniform float opacity;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( 1.0 );\n\t#if DEPTH_PACKING == 3200\n\t\tdiffuseColor.a = opacity;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\tfloat fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;\n\t#if DEPTH_PACKING == 3200\n\t\tgl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );\n\t#elif DEPTH_PACKING == 3201\n\t\tgl_FragColor = packDepthToRGBA( fragCoordZ );\n\t#endif\n}",depth_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvHighPrecisionZW = gl_Position.zw;\n}",distanceRGBA_frag:"#define DISTANCE\nuniform vec3 referencePosition;\nuniform float nearDistance;\nuniform float farDistance;\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main () {\n\t#include \n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include \n\t#include \n\t#include \n\tfloat dist = length( vWorldPosition - referencePosition );\n\tdist = ( dist - nearDistance ) / ( farDistance - nearDistance );\n\tdist = saturate( dist );\n\tgl_FragColor = packDepthToRGBA( dist );\n}",distanceRGBA_vert:"#define DISTANCE\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvWorldPosition = worldPosition.xyz;\n}",equirect_frag:"uniform sampler2D tEquirect;\nvarying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvec3 direction = normalize( vWorldDirection );\n\tvec2 sampleUV = equirectUv( direction );\n\tvec4 texColor = texture2D( tEquirect, sampleUV );\n\tgl_FragColor = mapTexelToLinear( texColor );\n\t#include \n\t#include \n}",equirect_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n}",linedashed_frag:"uniform vec3 diffuse;\nuniform float opacity;\nuniform float dashSize;\nuniform float totalSize;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tif ( mod( vLineDistance, totalSize ) > dashSize ) {\n\t\tdiscard;\n\t}\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n}",linedashed_vert:"uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvLineDistance = scale * lineDistance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshbasic_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\t#ifdef USE_LIGHTMAP\n\t\n\t\tvec4 lightMapTexel= texture2D( lightMap, vUv2 );\n\t\treflectedLight.indirectDiffuse += lightMapTexelToLinear( lightMapTexel ).rgb * lightMapIntensity;\n\t#else\n\t\treflectedLight.indirectDiffuse += vec3( 1.0 );\n\t#endif\n\t#include \n\treflectedLight.indirectDiffuse *= diffuseColor.rgb;\n\tvec3 outgoingLight = reflectedLight.indirectDiffuse;\n\t#include \n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshbasic_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#if defined ( USE_ENVMAP ) || defined ( USE_SKINNING )\n\t\t#include \n\t\t#include \n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshlambert_frag:"uniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\nvarying vec3 vLightFront;\nvarying vec3 vIndirectFront;\n#ifdef DOUBLE_SIDED\n\tvarying vec3 vLightBack;\n\tvarying vec3 vIndirectBack;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef DOUBLE_SIDED\n\t\treflectedLight.indirectDiffuse += ( gl_FrontFacing ) ? vIndirectFront : vIndirectBack;\n\t#else\n\t\treflectedLight.indirectDiffuse += vIndirectFront;\n\t#endif\n\t#include \n\treflectedLight.indirectDiffuse *= BRDF_Diffuse_Lambert( diffuseColor.rgb );\n\t#ifdef DOUBLE_SIDED\n\t\treflectedLight.directDiffuse = ( gl_FrontFacing ) ? vLightFront : vLightBack;\n\t#else\n\t\treflectedLight.directDiffuse = vLightFront;\n\t#endif\n\treflectedLight.directDiffuse *= BRDF_Diffuse_Lambert( diffuseColor.rgb ) * getShadowMask();\n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include \n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshlambert_vert:"#define LAMBERT\nvarying vec3 vLightFront;\nvarying vec3 vIndirectFront;\n#ifdef DOUBLE_SIDED\n\tvarying vec3 vLightBack;\n\tvarying vec3 vIndirectBack;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshmatcap_frag:"#define MATCAP\nuniform vec3 diffuse;\nuniform float opacity;\nuniform sampler2D matcap;\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 viewDir = normalize( vViewPosition );\n\tvec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );\n\tvec3 y = cross( viewDir, x );\n\tvec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;\n\t#ifdef USE_MATCAP\n\t\tvec4 matcapColor = texture2D( matcap, uv );\n\t\tmatcapColor = matcapTexelToLinear( matcapColor );\n\t#else\n\t\tvec4 matcapColor = vec4( 1.0 );\n\t#endif\n\tvec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshmatcap_vert:"#define MATCAP\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifndef FLAT_SHADED\n\t\tvNormal = normalize( transformedNormal );\n\t\t#ifdef USE_TANGENT\n\t\t\tvTangent = normalize( transformedTangent );\n\t\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\t\t#endif\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n}",meshtoon_frag:"#define TOON\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshtoon_vert:"#define TOON\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n}",meshphong_frag:"#define PHONG\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#include \n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphong_vert:"#define PHONG\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphysical_frag:"#define STANDARD\n#ifdef PHYSICAL\n\t#define REFLECTIVITY\n\t#define CLEARCOAT\n\t#define SPECULAR\n#endif\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifdef USE_TRANSMISSION\n\tuniform float transmission;\n\tuniform float thickness;\n\tuniform float attenuationDistance;\n\tuniform vec3 attenuationTint;\n#endif\n#ifdef REFLECTIVITY\n\tuniform float reflectivity;\n#endif\n#ifdef SPECULAR\n\tuniform float specularIntensity;\n\tuniform vec3 specularTint;\n\t#ifdef USE_SPECULARINTENSITYMAP\n\t\tuniform sampler2D specularIntensityMap;\n\t#endif\n\t#ifdef USE_SPECULARTINTMAP\n\t\tuniform sampler2D specularTintMap;\n\t#endif\n#endif\n#ifdef CLEARCOAT\n\tuniform float clearcoat;\n\tuniform float clearcoatRoughness;\n#endif\n#ifdef USE_SHEEN\n\tuniform vec3 sheen;\n#endif\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 totalDiffuse = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse;\n\tvec3 totalSpecular = reflectedLight.directSpecular + reflectedLight.indirectSpecular;\n\t#include \n\tvec3 outgoingLight = totalDiffuse + totalSpecular + totalEmissiveRadiance;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphysical_vert:"#define STANDARD\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif\n#ifdef USE_TRANSMISSION\n\tvarying vec4 vWorldPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n\t#ifdef USE_TANGENT\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\t#endif\n#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n#ifdef USE_TRANSMISSION\n\tvWorldPosition = worldPosition;\n#endif\n}",normal_frag:"#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\tgl_FragColor = vec4( packNormalToRGB( normal ), opacity );\n}",normal_vert:"#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n\t#ifdef USE_TANGENT\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\t#endif\n#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}",points_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n}",points_vert:"uniform float size;\nuniform float scale;\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\tgl_PointSize = size;\n\t#ifdef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) gl_PointSize *= ( scale / - mvPosition.z );\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n}",shadow_frag:"uniform vec3 color;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tgl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );\n\t#include \n\t#include \n\t#include \n}",shadow_vert:"#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",sprite_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n}",sprite_vert:"uniform float rotation;\nuniform vec2 center;\n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 mvPosition = modelViewMatrix * vec4( 0.0, 0.0, 0.0, 1.0 );\n\tvec2 scale;\n\tscale.x = length( vec3( modelMatrix[ 0 ].x, modelMatrix[ 0 ].y, modelMatrix[ 0 ].z ) );\n\tscale.y = length( vec3( modelMatrix[ 1 ].x, modelMatrix[ 1 ].y, modelMatrix[ 1 ].z ) );\n\t#ifndef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) scale *= - mvPosition.z;\n\t#endif\n\tvec2 alignedPosition = ( position.xy - ( center - vec2( 0.5 ) ) ) * scale;\n\tvec2 rotatedPosition;\n\trotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;\n\trotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;\n\tmvPosition.xy += rotatedPosition;\n\tgl_Position = projectionMatrix * mvPosition;\n\t#include \n\t#include \n\t#include \n}"},Xn={common:{diffuse:{value:new qe(16777215)},opacity:{value:1},map:{value:null},uvTransform:{value:new At},uv2Transform:{value:new At},alphaMap:{value:null}},specularmap:{specularMap:{value:null}},envmap:{envMap:{value:null},flipEnvMap:{value:-1},reflectivity:{value:1},refractionRatio:{value:.98},maxMipLevel:{value:0}},aomap:{aoMap:{value:null},aoMapIntensity:{value:1}},lightmap:{lightMap:{value:null},lightMapIntensity:{value:1}},emissivemap:{emissiveMap:{value:null}},bumpmap:{bumpMap:{value:null},bumpScale:{value:1}},normalmap:{normalMap:{value:null},normalScale:{value:new pt(1,1)}},displacementmap:{displacementMap:{value:null},displacementScale:{value:1},displacementBias:{value:0}},roughnessmap:{roughnessMap:{value:null}},metalnessmap:{metalnessMap:{value:null}},gradientmap:{gradientMap:{value:null}},fog:{fogDensity:{value:25e-5},fogNear:{value:1},fogFar:{value:2e3},fogColor:{value:new 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$n(t,e,n,i){const r=t.getParameter(34921),s=i.isWebGL2?null:e.get("OES_vertex_array_object"),a=i.isWebGL2||null!==s,o={},l=d(null);let c=l;function h(e){return i.isWebGL2?t.bindVertexArray(e):s.bindVertexArrayOES(e)}function u(e){return i.isWebGL2?t.deleteVertexArray(e):s.deleteVertexArrayOES(e)}function d(t){const e=[],n=[],i=[];for(let t=0;t=0){const s=l[e];if(void 0!==s){const e=s.normalized,r=s.itemSize,a=n.get(s);if(void 0===a)continue;const l=a.buffer,c=a.type,h=a.bytesPerElement;if(s.isInterleavedBufferAttribute){const n=s.data,a=n.stride,u=s.offset;n&&n.isInstancedInterleavedBuffer?(m(i,n.meshPerAttribute),void 0===o._maxInstanceCount&&(o._maxInstanceCount=n.meshPerAttribute*n.count)):A(i),t.bindBuffer(34962,l),f(i,r,c,e,a*h,u*h)}else s.isInstancedBufferAttribute?(m(i,s.meshPerAttribute),void 0===o._maxInstanceCount&&(o._maxInstanceCount=s.meshPerAttribute*s.count)):A(i),t.bindBuffer(34962,l),f(i,r,c,e,0,0)}else if("instanceMatrix"===e){const e=n.get(r.instanceMatrix);if(void 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0!==i)return i;if(!0===e.has("EXT_texture_filter_anisotropic")){const n=e.get("EXT_texture_filter_anisotropic");i=t.getParameter(n.MAX_TEXTURE_MAX_ANISOTROPY_EXT)}else i=0;return i},getMaxPrecision:r,precision:a,logarithmicDepthBuffer:c,maxTextures:h,maxVertexTextures:u,maxTextureSize:d,maxCubemapSize:p,maxAttributes:A,maxVertexUniforms:m,maxVaryings:g,maxFragmentUniforms:f,vertexTextures:v,floatFragmentTextures:y,floatVertexTextures:v&&y,maxSamples:s?t.getParameter(36183):0}}function ni(t){const e=this;let n=null,i=0,r=!1,s=!1;const a=new Hn,o=new At,l={value:null,needsUpdate:!1};function c(){l.value!==n&&(l.value=n,l.needsUpdate=i>0),e.numPlanes=i,e.numIntersection=0}function h(t,n,i,r){const s=null!==t?t.length:0;let c=null;if(0!==s){if(c=l.value,!0!==r||null===c){const e=i+4*s,r=n.matrixWorldInverse;o.getNormalMatrix(r),(null===c||c.length0){const a=t.getRenderTarget(),o=new Un(s.height/2);return o.fromEquirectangularTexture(t,r),e.set(r,o),t.setRenderTarget(a),r.addEventListener("dispose",i),n(o.texture,r.mapping)}return null}}}return r},dispose:function(){e=new WeakMap}}}Kn.physical={uniforms:Ln([Kn.standard.uniforms,{clearcoat:{value:0},clearcoatMap:{value:null},clearcoatRoughness:{value:0},clearcoatRoughnessMap:{value:null},clearcoatNormalScale:{value:new pt(1,1)},clearcoatNormalMap:{value:null},sheen:{value:new qe(0)},transmission:{value:0},transmissionMap:{value:null},transmissionSamplerSize:{value:new pt},transmissionSamplerMap:{value:null},thickness:{value:0},thicknessMap:{value:null},attenuationDistance:{value:0},attenuationTint:{value:new qe(0)},specularIntensity:{value:0},specularIntensityMap:{value:null},specularTint:{value:new qe(1,1,1)},specularTintMap:{value:null}}]),vertexShader:Jn.meshphysical_vert,fragmentShader:Jn.meshphysical_frag};class ri extends Qn{constructor(t=-1,e=1,n=1,i=-1,r=.1,s=2e3){super(),this.type="OrthographicCamera",this.zoom=1,this.view=null,this.left=t,this.right=e,this.top=n,this.bottom=i,this.near=r,this.far=s,this.updateProjectionMatrix()}copy(t,e){return super.copy(t,e),this.left=t.left,this.right=t.right,this.top=t.top,this.bottom=t.bottom,this.near=t.near,this.far=t.far,this.zoom=t.zoom,this.view=null===t.view?null:Object.assign({},t.view),this}setViewOffset(t,e,n,i,r,s){null===this.view&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=t,this.view.fullHeight=e,this.view.offsetX=n,this.view.offsetY=i,this.view.width=r,this.view.height=s,this.updateProjectionMatrix()}clearViewOffset(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const t=(this.right-this.left)/(2*this.zoom),e=(this.top-this.bottom)/(2*this.zoom),n=(this.right+this.left)/2,i=(this.top+this.bottom)/2;let r=n-t,s=n+t,a=i+e,o=i-e;if(null!==this.view&&this.view.enabled){const t=(this.right-this.left)/this.view.fullWidth/this.zoom,e=(this.top-this.bottom)/this.view.fullHeight/this.zoom;r+=t*this.view.offsetX,s=r+t*this.view.width,a-=e*this.view.offsetY,o=a-e*this.view.height}this.projectionMatrix.makeOrthographic(r,s,a,o,this.near,this.far),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(t){const e=super.toJSON(t);return e.object.zoom=this.zoom,e.object.left=this.left,e.object.right=this.right,e.object.top=this.top,e.object.bottom=this.bottom,e.object.near=this.near,e.object.far=this.far,null!==this.view&&(e.object.view=Object.assign({},this.view)),e}}ri.prototype.isOrthographicCamera=!0;class si extends Dn{constructor(t){super(t),this.type="RawShaderMaterial"}}si.prototype.isRawShaderMaterial=!0;const ai=Math.pow(2,8),oi=[.125,.215,.35,.446,.526,.582],li=5+oi.length,ci={3e3:0,3001:1,3002:2,3004:3,3005:4,3006:5,3007:6},hi=new je({side:1,depthWrite:!1,depthTest:!1}),ui=new Mn(new Bn,hi),di=new ri,{_lodPlanes:pi,_sizeLods:Ai,_sigmas:mi}=_i(),gi=new qe;let fi=null;const vi=(1+Math.sqrt(5))/2,yi=1/vi,xi=[new _t(1,1,1),new _t(-1,1,1),new _t(1,1,-1),new _t(-1,1,-1),new _t(0,vi,yi),new _t(0,vi,-yi),new _t(yi,0,vi),new _t(-yi,0,vi),new _t(vi,yi,0),new _t(-vi,yi,0)];function wi(t){const e=Math.max(t.r,t.g,t.b),n=Math.min(Math.max(Math.ceil(Math.log2(e)),-128),127);t.multiplyScalar(Math.pow(2,-n));return(n+128)/255}class Ei{constructor(t){this._renderer=t,this._pingPongRenderTarget=null,this._blurMaterial=function(t){const e=new Float32Array(t),n=new _t(0,1,0);return new si({name:"SphericalGaussianBlur",defines:{n:t},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:e},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:n},inputEncoding:{value:ci[3e3]},outputEncoding:{value:ci[3e3]}},vertexShader:Bi(),fragmentShader:`\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\t\t\tuniform int samples;\n\t\t\tuniform float weights[ n ];\n\t\t\tuniform bool latitudinal;\n\t\t\tuniform float dTheta;\n\t\t\tuniform float mipInt;\n\t\t\tuniform vec3 poleAxis;\n\n\t\t\t${Ti()}\n\n\t\t\t#define ENVMAP_TYPE_CUBE_UV\n\t\t\t#include \n\n\t\t\tvec3 getSample( float theta, vec3 axis ) {\n\n\t\t\t\tfloat cosTheta = cos( theta );\n\t\t\t\t// Rodrigues' axis-angle rotation\n\t\t\t\tvec3 sampleDirection = vOutputDirection * cosTheta\n\t\t\t\t\t+ cross( axis, vOutputDirection ) * sin( theta )\n\t\t\t\t\t+ axis * dot( axis, vOutputDirection ) * ( 1.0 - cosTheta );\n\n\t\t\t\treturn bilinearCubeUV( envMap, sampleDirection, mipInt );\n\n\t\t\t}\n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 axis = latitudinal ? poleAxis : cross( poleAxis, vOutputDirection );\n\n\t\t\t\tif ( all( equal( axis, vec3( 0.0 ) ) ) ) {\n\n\t\t\t\t\taxis = vec3( vOutputDirection.z, 0.0, - vOutputDirection.x );\n\n\t\t\t\t}\n\n\t\t\t\taxis = normalize( axis );\n\n\t\t\t\tgl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t\t\t\tgl_FragColor.rgb += weights[ 0 ] * getSample( 0.0, axis );\n\n\t\t\t\tfor ( int i = 1; i < n; i++ ) {\n\n\t\t\t\t\tif ( i >= samples ) {\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t}\n\n\t\t\t\t\tfloat theta = dTheta * float( i );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( -1.0 * theta, axis );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( theta, axis );\n\n\t\t\t\t}\n\n\t\t\t\tgl_FragColor = linearToOutputTexel( gl_FragColor );\n\n\t\t\t}\n\t\t`,blending:0,depthTest:!1,depthWrite:!1})}(20),this._equirectShader=null,this._cubemapShader=null,this._compileMaterial(this._blurMaterial)}fromScene(t,e=0,n=.1,i=100){fi=this._renderer.getRenderTarget();const r=this._allocateTargets();return this._sceneToCubeUV(t,n,i,r),e>0&&this._blur(r,0,0,e),this._applyPMREM(r),this._cleanup(r),r}fromEquirectangular(t){return this._fromTexture(t)}fromCubemap(t){return this._fromTexture(t)}compileCubemapShader(){null===this._cubemapShader&&(this._cubemapShader=Si(),this._compileMaterial(this._cubemapShader))}compileEquirectangularShader(){null===this._equirectShader&&(this._equirectShader=Mi(),this._compileMaterial(this._equirectShader))}dispose(){this._blurMaterial.dispose(),null!==this._cubemapShader&&this._cubemapShader.dispose(),null!==this._equirectShader&&this._equirectShader.dispose();for(let t=0;t2?ai:0,ai,ai),o.setRenderTarget(i),u&&o.render(ui,r),o.render(t,r)}o.toneMapping=h,o.outputEncoding=c,o.autoClear=l}_textureToCubeUV(t,e){const n=this._renderer;t.isCubeTexture?null==this._cubemapShader&&(this._cubemapShader=Si()):null==this._equirectShader&&(this._equirectShader=Mi());const i=t.isCubeTexture?this._cubemapShader:this._equirectShader,r=new Mn(pi[0],i),s=i.uniforms;s.envMap.value=t,t.isCubeTexture||s.texelSize.value.set(1/t.image.width,1/t.image.height),s.inputEncoding.value=ci[t.encoding],s.outputEncoding.value=ci[e.texture.encoding],Ci(e,0,0,3*ai,2*ai),n.setRenderTarget(e),n.render(r,di)}_applyPMREM(t){const e=this._renderer,n=e.autoClear;e.autoClear=!1;for(let e=1;e20&&console.warn(`sigmaRadians, ${r}, is too large and will clip, as it requested ${A} samples when the maximum is set to 20`);const m=[];let g=0;for(let t=0;t<20;++t){const e=t/p,n=Math.exp(-e*e/2);m.push(n),0==t?g+=n:t4?i-8+4:0),3*f,2*f),o.setRenderTarget(e),o.render(c,di)}}function bi(t){return void 0!==t&&1009===t.type&&(3e3===t.encoding||3001===t.encoding||3007===t.encoding)}function _i(){const t=[],e=[],n=[];let i=8;for(let r=0;r4?a=oi[r-8+4-1]:0==r&&(a=0),n.push(a);const o=1/(s-1),l=-o/2,c=1+o/2,h=[l,l,c,l,c,c,l,l,c,c,l,c],u=6,d=6,p=3,A=2,m=1,g=new Float32Array(p*d*u),f=new Float32Array(A*d*u),v=new Float32Array(m*d*u);for(let 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si({name:"CubemapToCubeUV",uniforms:{envMap:{value:null},inputEncoding:{value:ci[3e3]},outputEncoding:{value:ci[3e3]}},vertexShader:Bi(),fragmentShader:`\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform samplerCube envMap;\n\n\t\t\t${Ti()}\n\n\t\t\tvoid main() {\n\n\t\t\t\tgl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t\t\t\tgl_FragColor.rgb = envMapTexelToLinear( textureCube( envMap, vec3( - vOutputDirection.x, vOutputDirection.yz ) ) ).rgb;\n\t\t\t\tgl_FragColor = linearToOutputTexel( gl_FragColor );\n\n\t\t\t}\n\t\t`,blending:0,depthTest:!1,depthWrite:!1})}function Bi(){return"\n\n\t\tprecision mediump float;\n\t\tprecision mediump int;\n\n\t\tattribute vec3 position;\n\t\tattribute vec2 uv;\n\t\tattribute float faceIndex;\n\n\t\tvarying vec3 vOutputDirection;\n\n\t\t// RH coordinate system; PMREM face-indexing convention\n\t\tvec3 getDirection( vec2 uv, float face ) {\n\n\t\t\tuv = 2.0 * uv - 1.0;\n\n\t\t\tvec3 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h=o(t,e,n,a,l,c);n.transmission>0?r.unshift(h):!0===n.transparent?s.unshift(h):i.unshift(h)},finish:function(){for(let t=n,i=e.length;t1&&i.sort(t||ds),r.length>1&&r.sort(e||ps),s.length>1&&s.sort(e||ps)}}}function ms(t){let e=new WeakMap;return{get:function(n,i){let r;return!1===e.has(n)?(r=new As(t),e.set(n,[r])):i>=e.get(n).length?(r=new As(t),e.get(n).push(r)):r=e.get(n)[i],r},dispose:function(){e=new WeakMap}}}function gs(){const t={};return{get:function(e){if(void 0!==t[e.id])return t[e.id];let n;switch(e.type){case"DirectionalLight":n={direction:new _t,color:new qe};break;case"SpotLight":n={position:new _t,direction:new _t,color:new qe,distance:0,coneCos:0,penumbraCos:0,decay:0};break;case"PointLight":n={position:new _t,color:new qe,distance:0,decay:0};break;case"HemisphereLight":n={direction:new _t,skyColor:new qe,groundColor:new qe};break;case"RectAreaLight":n={color:new qe,position:new _t,halfWidth:new _t,halfHeight:new _t}}return t[e.id]=n,n}}}let fs=0;function vs(t,e){return(e.castShadow?1:0)-(t.castShadow?1:0)}function ys(t,e){const n=new gs,i=function(){const t={};return{get:function(e){if(void 0!==t[e.id])return t[e.id];let n;switch(e.type){case"DirectionalLight":case"SpotLight":n={shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new pt};break;case"PointLight":n={shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new pt,shadowCameraNear:1,shadowCameraFar:1e3}}return t[e.id]=n,n}}}(),r={version:0,hash:{directionalLength:-1,pointLength:-1,spotLength:-1,rectAreaLength:-1,hemiLength:-1,numDirectionalShadows:-1,numPointShadows:-1,numSpotShadows:-1},ambient:[0,0,0],probe:[],directional:[],directionalShadow:[],directionalShadowMap:[],directionalShadowMatrix:[],spot:[],spotShadow:[],spotShadowMap:[],spotShadowMatrix:[],rectArea:[],rectAreaLTC1:null,rectAreaLTC2:null,point:[],pointShadow:[],pointShadowMap:[],pointShadowMatrix:[],hemi:[]};for(let t=0;t<9;t++)r.probe.push(new _t);const s=new _t,a=new ee,o=new ee;return{setup:function(s){let a=0,o=0,l=0;for(let t=0;t<9;t++)r.probe[t].set(0,0,0);let c=0,h=0,u=0,d=0,p=0,A=0,m=0,g=0;s.sort(vs);for(let t=0,e=s.length;t0&&(e.isWebGL2||!0===t.has("OES_texture_float_linear")?(r.rectAreaLTC1=Xn.LTC_FLOAT_1,r.rectAreaLTC2=Xn.LTC_FLOAT_2):!0===t.has("OES_texture_half_float_linear")?(r.rectAreaLTC1=Xn.LTC_HALF_1,r.rectAreaLTC2=Xn.LTC_HALF_2):console.error("THREE.WebGLRenderer: Unable to use RectAreaLight. Missing WebGL extensions.")),r.ambient[0]=a,r.ambient[1]=o,r.ambient[2]=l;const f=r.hash;f.directionalLength===c&&f.pointLength===h&&f.spotLength===u&&f.rectAreaLength===d&&f.hemiLength===p&&f.numDirectionalShadows===A&&f.numPointShadows===m&&f.numSpotShadows===g||(r.directional.length=c,r.spot.length=u,r.rectArea.length=d,r.point.length=h,r.hemi.length=p,r.directionalShadow.length=A,r.directionalShadowMap.length=A,r.pointShadow.length=m,r.pointShadowMap.length=m,r.spotShadow.length=g,r.spotShadowMap.length=g,r.directionalShadowMatrix.length=A,r.pointShadowMatrix.length=m,r.spotShadowMatrix.length=g,f.directionalLength=c,f.pointLength=h,f.spotLength=u,f.rectAreaLength=d,f.hemiLength=p,f.numDirectionalShadows=A,f.numPointShadows=m,f.numSpotShadows=g,r.version=fs++)},setupView:function(t,e){let n=0,i=0,l=0,c=0,h=0;const u=e.matrixWorldInverse;for(let e=0,d=t.length;e=n.get(i).length?(s=new xs(t,e),n.get(i).push(s)):s=n.get(i)[r],s},dispose:function(){n=new WeakMap}}}class Es extends ke{constructor(t){super(),this.type="MeshDepthMaterial",this.depthPacking=3200,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.setValues(t)}copy(t){return super.copy(t),this.depthPacking=t.depthPacking,this.map=t.map,this.alphaMap=t.alphaMap,this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this}}Es.prototype.isMeshDepthMaterial=!0;class bs extends ke{constructor(t){super(),this.type="MeshDistanceMaterial",this.referencePosition=new _t,this.nearDistance=1,this.farDistance=1e3,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.fog=!1,this.setValues(t)}copy(t){return super.copy(t),this.referencePosition.copy(t.referencePosition),this.nearDistance=t.nearDistance,this.farDistance=t.farDistance,this.map=t.map,this.alphaMap=t.alphaMap,this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this}}bs.prototype.isMeshDistanceMaterial=!0;function _s(t,e,n){let i=new Wn;const r=new pt,s=new pt,a=new xt,o=new Es({depthPacking:3201}),l=new bs,c={},h=n.maxTextureSize,u={0:1,1:0,2:2},d=new Dn({defines:{SAMPLE_RATE:2/8,HALF_SAMPLE_RATE:1/8},uniforms:{shadow_pass:{value:null},resolution:{value:new pt},radius:{value:4}},vertexShader:"void main() {\n\tgl_Position = vec4( position, 1.0 );\n}",fragmentShader:"uniform sampler2D shadow_pass;\nuniform vec2 resolution;\nuniform float radius;\n#include \nvoid main() {\n\tfloat mean = 0.0;\n\tfloat squared_mean = 0.0;\n\tfloat depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy ) / resolution ) );\n\tfor ( float i = -1.0; i < 1.0 ; i += SAMPLE_RATE) {\n\t\t#ifdef HORIZONTAL_PASS\n\t\t\tvec2 distribution = unpackRGBATo2Half( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( i, 0.0 ) * radius ) / resolution ) );\n\t\t\tmean += distribution.x;\n\t\t\tsquared_mean += distribution.y * distribution.y + distribution.x * distribution.x;\n\t\t#else\n\t\t\tfloat depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( 0.0, i ) * radius ) / resolution ) );\n\t\t\tmean += depth;\n\t\t\tsquared_mean += depth * depth;\n\t\t#endif\n\t}\n\tmean = mean * HALF_SAMPLE_RATE;\n\tsquared_mean = squared_mean * HALF_SAMPLE_RATE;\n\tfloat std_dev = sqrt( squared_mean - mean * mean );\n\tgl_FragColor = pack2HalfToRGBA( vec2( mean, std_dev ) );\n}"}),p=d.clone();p.defines.HORIZONTAL_PASS=1;const A=new cn;A.setAttribute("position",new Xe(new Float32Array([-1,-1,.5,3,-1,.5,-1,3,.5]),3));const m=new Mn(A,d),g=this;function f(n,i){const r=e.update(m);d.uniforms.shadow_pass.value=n.map.texture,d.uniforms.resolution.value=n.mapSize,d.uniforms.radius.value=n.radius,t.setRenderTarget(n.mapPass),t.clear(),t.renderBufferDirect(i,null,r,d,m,null),p.uniforms.shadow_pass.value=n.mapPass.texture,p.uniforms.resolution.value=n.mapSize,p.uniforms.radius.value=n.radius,t.setRenderTarget(n.map),t.clear(),t.renderBufferDirect(i,null,r,p,m,null)}function v(e,n,i,r,s,a,h){let d=null;const p=!0===r.isPointLight?e.customDistanceMaterial:e.customDepthMaterial;if(d=void 0!==p?p:!0===r.isPointLight?l:o,t.localClippingEnabled&&!0===i.clipShadows&&0!==i.clippingPlanes.length){const t=d.uuid,e=i.uuid;let n=c[t];void 0===n&&(n={},c[t]=n);let r=n[e];void 0===r&&(r=d.clone(),n[e]=r),d=r}return d.visible=i.visible,d.wireframe=i.wireframe,d.side=3===h?null!==i.shadowSide?i.shadowSide:i.side:null!==i.shadowSide?i.shadowSide:u[i.side],d.clipShadows=i.clipShadows,d.clippingPlanes=i.clippingPlanes,d.clipIntersection=i.clipIntersection,d.wireframeLinewidth=i.wireframeLinewidth,d.linewidth=i.linewidth,!0===r.isPointLight&&!0===d.isMeshDistanceMaterial&&(d.referencePosition.setFromMatrixPosition(r.matrixWorld),d.nearDistance=s,d.farDistance=a),d}function y(n,r,s,a,o){if(!1===n.visible)return;if(n.layers.test(r.layers)&&(n.isMesh||n.isLine||n.isPoints)&&(n.castShadow||n.receiveShadow&&3===o)&&(!n.frustumCulled||i.intersectsObject(n))){n.modelViewMatrix.multiplyMatrices(s.matrixWorldInverse,n.matrixWorld);const i=e.update(n),r=n.material;if(Array.isArray(r)){const e=i.groups;for(let l=0,c=e.length;lh||r.y>h)&&(r.x>h&&(s.x=Math.floor(h/p.x),r.x=s.x*p.x,u.mapSize.x=s.x),r.y>h&&(s.y=Math.floor(h/p.y),r.y=s.y*p.y,u.mapSize.y=s.y)),null===u.map&&!u.isPointLightShadow&&3===this.type){const t={minFilter:1006,magFilter:1006,format:1023};u.map=new wt(r.x,r.y,t),u.map.texture.name=c.name+".shadowMap",u.mapPass=new wt(r.x,r.y,t),u.camera.updateProjectionMatrix()}if(null===u.map){const t={minFilter:1003,magFilter:1003,format:1023};u.map=new wt(r.x,r.y,t),u.map.texture.name=c.name+".shadowMap",u.camera.updateProjectionMatrix()}t.setRenderTarget(u.map),t.clear();const A=u.getViewportCount();for(let t=0;t=1):-1!==S.indexOf("OpenGL ES")&&(M=parseFloat(/^OpenGL ES (\d)/.exec(S)[1]),C=M>=2);let B=null,T={};const L=t.getParameter(3088),R=t.getParameter(2978),D=(new xt).fromArray(L),Q=(new xt).fromArray(R);function P(e,n,i){const r=new Uint8Array(4),s=t.createTexture();t.bindTexture(e,s),t.texParameteri(e,10241,9728),t.texParameteri(e,10240,9728);for(let e=0;ei||t.height>i)&&(r=i/Math.max(t.width,t.height)),r<1||!0===e){if("undefined"!=typeof HTMLImageElement&&t instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&t instanceof HTMLCanvasElement||"undefined"!=typeof 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6403===i&&(5126===r&&(s=33326),5131===r&&(s=33325),5121===r&&(s=33321)),6407===i&&(5126===r&&(s=34837),5131===r&&(s=34843),5121===r&&(s=32849)),6408===i&&(5126===r&&(s=34836),5131===r&&(s=34842),5121===r&&(s=32856)),33325!==s&&33326!==s&&34842!==s&&34836!==s||e.get("EXT_color_buffer_float"),s}function w(t){return 1003===t||1004===t||1005===t?9728:9729}function E(e){const n=e.target;n.removeEventListener("dispose",E),function(e){const n=i.get(e);if(void 0===n.__webglInit)return;t.deleteTexture(n.__webglTexture),i.remove(e)}(n),n.isVideoTexture&&d.delete(n),a.memory.textures--}function b(e){const n=e.target;n.removeEventListener("dispose",b),function(e){const n=e.texture,r=i.get(e),s=i.get(n);if(!e)return;void 0!==s.__webglTexture&&(t.deleteTexture(s.__webglTexture),a.memory.textures--);e.depthTexture&&e.depthTexture.dispose();if(e.isWebGLCubeRenderTarget)for(let e=0;e<6;e++)t.deleteFramebuffer(r.__webglFramebuffer[e]),r.__webglDepthbuffer&&t.deleteRenderbuffer(r.__webglDepthbuffer[e]);else t.deleteFramebuffer(r.__webglFramebuffer),r.__webglDepthbuffer&&t.deleteRenderbuffer(r.__webglDepthbuffer),r.__webglMultisampledFramebuffer&&t.deleteFramebuffer(r.__webglMultisampledFramebuffer),r.__webglColorRenderbuffer&&t.deleteRenderbuffer(r.__webglColorRenderbuffer),r.__webglDepthRenderbuffer&&t.deleteRenderbuffer(r.__webglDepthRenderbuffer);if(e.isWebGLMultipleRenderTargets)for(let e=0,r=n.length;e0&&r.__version!==t.version){const n=t.image;if(void 0===n)console.warn("THREE.WebGLRenderer: Texture marked for update but image is undefined");else{if(!1!==n.complete)return void L(r,t,e);console.warn("THREE.WebGLRenderer: Texture marked for update but image is incomplete")}}n.activeTexture(33984+e),n.bindTexture(3553,r.__webglTexture)}function C(e,r){const a=i.get(e);e.version>0&&a.__version!==e.version?function(e,i,r){if(6!==i.image.length)return;T(e,i),n.activeTexture(33984+r),n.bindTexture(34067,e.__webglTexture),t.pixelStorei(37440,i.flipY),t.pixelStorei(37441,i.premultiplyAlpha),t.pixelStorei(3317,i.unpackAlignment),t.pixelStorei(37443,0);const a=i&&(i.isCompressedTexture||i.image[0].isCompressedTexture),l=i.image[0]&&i.image[0].isDataTexture,h=[];for(let t=0;t<6;t++)h[t]=a||l?l?i.image[t].image:i.image[t]:g(i.image[t],!1,!0,c);const u=h[0],d=f(u)||o,p=s.convert(i.format),A=s.convert(i.type),m=x(i.internalFormat,p,A);let w;if(B(34067,i,d),a){for(let t=0;t<6;t++){w=h[t].mipmaps;for(let e=0;e1||i.get(s).__currentAnisotropy)&&(t.texParameterf(n,a.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(s.anisotropy,r.getMaxAnisotropy())),i.get(s).__currentAnisotropy=s.anisotropy)}}function T(e,n){void 0===e.__webglInit&&(e.__webglInit=!0,n.addEventListener("dispose",E),e.__webglTexture=t.createTexture(),a.memory.textures++)}function L(e,i,r){let a=3553;i.isDataTexture2DArray&&(a=35866),i.isDataTexture3D&&(a=32879),T(e,i),n.activeTexture(33984+r),n.bindTexture(a,e.__webglTexture),t.pixelStorei(37440,i.flipY),t.pixelStorei(37441,i.premultiplyAlpha),t.pixelStorei(3317,i.unpackAlignment),t.pixelStorei(37443,0);const l=function(t){return!o&&(1001!==t.wrapS||1001!==t.wrapT||1003!==t.minFilter&&1006!==t.minFilter)}(i)&&!1===f(i.image),c=g(i.image,l,!1,h),u=f(c)||o,d=s.convert(i.format);let p,A=s.convert(i.type),m=x(i.internalFormat,d,A);B(a,i,u);const w=i.mipmaps;if(i.isDepthTexture)m=6402,o?m=1015===i.type?36012:1014===i.type?33190:1020===i.type?35056:33189:1015===i.type&&console.error("WebGLRenderer: Floating point depth texture requires WebGL2."),1026===i.format&&6402===m&&1012!==i.type&&1014!==i.type&&(console.warn("THREE.WebGLRenderer: Use UnsignedShortType or UnsignedIntType for DepthFormat DepthTexture."),i.type=1012,A=s.convert(i.type)),1027===i.format&&6402===m&&(m=34041,1020!==i.type&&(console.warn("THREE.WebGLRenderer: Use UnsignedInt248Type for DepthStencilFormat DepthTexture."),i.type=1020,A=s.convert(i.type))),n.texImage2D(3553,0,m,c.width,c.height,0,d,A,null);else if(i.isDataTexture)if(w.length>0&&u){for(let t=0,e=w.length;t0&&u){for(let t=0,e=w.length;t=l&&console.warn("THREE.WebGLTextures: Trying to use "+t+" texture units while this GPU supports only "+l),_+=1,t},this.resetTextureUnits=function(){_=0},this.setTexture2D=I,this.setTexture2DArray=function(t,e){const r=i.get(t);t.version>0&&r.__version!==t.version?L(r,t,e):(n.activeTexture(33984+e),n.bindTexture(35866,r.__webglTexture))},this.setTexture3D=function(t,e){const r=i.get(t);t.version>0&&r.__version!==t.version?L(r,t,e):(n.activeTexture(33984+e),n.bindTexture(32879,r.__webglTexture))},this.setTextureCube=C,this.setupRenderTarget=function(e){const l=e.texture,c=i.get(e),h=i.get(l);e.addEventListener("dispose",b),!0!==e.isWebGLMultipleRenderTargets&&(h.__webglTexture=t.createTexture(),h.__version=l.version,a.memory.textures++);const u=!0===e.isWebGLCubeRenderTarget,d=!0===e.isWebGLMultipleRenderTargets,p=!0===e.isWebGLMultisampleRenderTarget,A=l.isDataTexture3D||l.isDataTexture2DArray,m=f(e)||o;if(!o||1022!==l.format||1015!==l.type&&1016!==l.type||(l.format=1023,console.warn("THREE.WebGLRenderer: Rendering to textures with RGB format is not supported. Using RGBA format instead.")),u){c.__webglFramebuffer=[];for(let e=0;e<6;e++)c.__webglFramebuffer[e]=t.createFramebuffer()}else if(c.__webglFramebuffer=t.createFramebuffer(),d)if(r.drawBuffers){const n=e.texture;for(let e=0,r=n.length;eo+c?(l.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:t.handedness,target:this})):!l.inputState.pinching&&a<=o-c&&(l.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:t.handedness,target:this}))}else null!==o&&t.gripSpace&&(r=e.getPose(t.gripSpace,n),null!==r&&(o.matrix.fromArray(r.transform.matrix),o.matrix.decompose(o.position,o.rotation,o.scale),r.linearVelocity?(o.hasLinearVelocity=!0,o.linearVelocity.copy(r.linearVelocity)):o.hasLinearVelocity=!1,r.angularVelocity?(o.hasAngularVelocity=!0,o.angularVelocity.copy(r.angularVelocity)):o.hasAngularVelocity=!1));return null!==a&&(a.visible=null!==i),null!==o&&(o.visible=null!==r),null!==l&&(l.visible=null!==s),this}}class Rs extends tt{constructor(t,e){super();const n=this,i=t.state;let r=null,s=1,a=null,o="local-floor",l=null,c=null,h=null,u=null,d=null;const p=[],A=new Map,m=new Pn;m.layers.enable(1),m.viewport=new xt;const g=new Pn;g.layers.enable(2),g.viewport=new xt;const f=[m,g],v=new Ss;v.layers.enable(1),v.layers.enable(2);let y=null,x=null;function w(t){const e=A.get(t.inputSource);e&&e.dispatchEvent({type:t.type,data:t.inputSource})}function E(){A.forEach((function(t,e){t.disconnect(e)})),A.clear(),y=null,x=null,i.bindXRFramebuffer(null),t.setRenderTarget(t.getRenderTarget()),S.stop(),n.isPresenting=!1,n.dispatchEvent({type:"sessionend"})}function b(t){const e=r.inputSources;for(let t=0;t0&&(t.transmissionSamplerMap.value=i.texture,t.transmissionSamplerSize.value.set(i.width,i.height));t.thickness.value=e.thickness,e.thicknessMap&&(t.thicknessMap.value=e.thicknessMap);t.attenuationDistance.value=e.attenuationDistance,t.attenuationTint.value.copy(e.attenuationTint),t.specularIntensity.value=e.specularIntensity,t.specularTint.value.copy(e.specularTint),e.specularIntensityMap&&(t.specularIntensityMap.value=e.specularIntensityMap);e.specularTintMap&&(t.specularTintMap.value=e.specularTintMap)}(t,i,a):n(t,i)):i.isMeshMatcapMaterial?(e(t,i),function(t,e){e.matcap&&(t.matcap.value=e.matcap);e.bumpMap&&(t.bumpMap.value=e.bumpMap,t.bumpScale.value=e.bumpScale,1===e.side&&(t.bumpScale.value*=-1));e.normalMap&&(t.normalMap.value=e.normalMap,t.normalScale.value.copy(e.normalScale),1===e.side&&t.normalScale.value.negate());e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias)}(t,i)):i.isMeshDepthMaterial?(e(t,i),function(t,e){e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias)}(t,i)):i.isMeshDistanceMaterial?(e(t,i),function(t,e){e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias);t.referencePosition.value.copy(e.referencePosition),t.nearDistance.value=e.nearDistance,t.farDistance.value=e.farDistance}(t,i)):i.isMeshNormalMaterial?(e(t,i),function(t,e){e.bumpMap&&(t.bumpMap.value=e.bumpMap,t.bumpScale.value=e.bumpScale,1===e.side&&(t.bumpScale.value*=-1));e.normalMap&&(t.normalMap.value=e.normalMap,t.normalScale.value.copy(e.normalScale),1===e.side&&t.normalScale.value.negate());e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias)}(t,i)):i.isLineBasicMaterial?(function(t,e){t.diffuse.value.copy(e.color),t.opacity.value=e.opacity}(t,i),i.isLineDashedMaterial&&function(t,e){t.dashSize.value=e.dashSize,t.totalSize.value=e.dashSize+e.gapSize,t.scale.value=e.scale}(t,i)):i.isPointsMaterial?function(t,e,n,i){t.diffuse.value.copy(e.color),t.opacity.value=e.opacity,t.size.value=e.size*n,t.scale.value=.5*i,e.map&&(t.map.value=e.map);e.alphaMap&&(t.alphaMap.value=e.alphaMap);let r;e.map?r=e.map:e.alphaMap&&(r=e.alphaMap);void 0!==r&&(!0===r.matrixAutoUpdate&&r.updateMatrix(),t.uvTransform.value.copy(r.matrix))}(t,i,r,s):i.isSpriteMaterial?function(t,e){t.diffuse.value.copy(e.color),t.opacity.value=e.opacity,t.rotation.value=e.rotation,e.map&&(t.map.value=e.map);e.alphaMap&&(t.alphaMap.value=e.alphaMap);let n;e.map?n=e.map:e.alphaMap&&(n=e.alphaMap);void 0!==n&&(!0===n.matrixAutoUpdate&&n.updateMatrix(),t.uvTransform.value.copy(n.matrix))}(t,i):i.isShadowMaterial?(t.color.value.copy(i.color),t.opacity.value=i.opacity):i.isShaderMaterial&&(i.uniformsNeedUpdate=!1)}}}function Qs(t={}){const e=void 0!==t.canvas?t.canvas:function(){const t=document.createElementNS("http://www.w3.org/1999/xhtml","canvas");return t.style.display="block",t}(),n=void 0!==t.context?t.context:null,i=void 0!==t.alpha&&t.alpha,r=void 0===t.depth||t.depth,s=void 0===t.stencil||t.stencil,a=void 0!==t.antialias&&t.antialias,o=void 0===t.premultipliedAlpha||t.premultipliedAlpha,l=void 0!==t.preserveDrawingBuffer&&t.preserveDrawingBuffer,c=void 0!==t.powerPreference?t.powerPreference:"default",h=void 0!==t.failIfMajorPerformanceCaveat&&t.failIfMajorPerformanceCaveat;let u=null,d=null;const p=[],A=[];this.domElement=e,this.debug={checkShaderErrors:!0},this.autoClear=!0,this.autoClearColor=!0,this.autoClearDepth=!0,this.autoClearStencil=!0,this.sortObjects=!0,this.clippingPlanes=[],this.localClippingEnabled=!1,this.gammaFactor=2,this.outputEncoding=3e3,this.physicallyCorrectLights=!1,this.toneMapping=0,this.toneMappingExposure=1;const m=this;let g=!1,f=0,v=0,y=null,x=-1,w=null;const E=new xt,b=new xt;let _=null,I=e.width,C=e.height,M=1,S=null,B=null;const T=new xt(0,0,I,C),L=new xt(0,0,I,C);let R=!1;const D=[],Q=new Wn;let P=!1,F=!1,N=null;const U=new ee,k=new _t,G={background:null,fog:null,environment:null,overrideMaterial:null,isScene:!0};function O(){return null===y?M:1}let H,z,V,W,q,j,Y,J,X,K,Z,$,tt,et,nt,it,rt,st,at,ot,lt,ct,ht,ut=n;function dt(t,n){for(let i=0;i0&&Mt(i,t,e),r.length>0&&function(t,e,n,i){if(null===N){const t=!0===a&&!0===z.isWebGL2;N=new(t?Et:wt)(1024,1024,{generateMipmaps:!0,type:null!==ct.convert(1016)?1016:1009,minFilter:1008,magFilter:1003,wrapS:1001,wrapT:1001})}const r=m.getRenderTarget();m.setRenderTarget(N),m.clear();const s=m.toneMapping;m.toneMapping=0,Mt(t,n,i),m.toneMapping=s,j.updateMultisampleRenderTarget(N),j.updateRenderTargetMipmap(N),m.setRenderTarget(r),Mt(e,n,i)}(i,r,t,e),s.length>0&&Mt(s,t,e),null!==y&&(j.updateMultisampleRenderTarget(y),j.updateRenderTargetMipmap(y)),!0===t.isScene&&t.onAfterRender(m,t,e),V.buffers.depth.setTest(!0),V.buffers.depth.setMask(!0),V.buffers.color.setMask(!0),V.setPolygonOffset(!1),ht.resetDefaultState(),x=-1,w=null,A.pop(),d=A.length>0?A[A.length-1]:null,p.pop(),u=p.length>0?p[p.length-1]:null},this.getActiveCubeFace=function(){return f},this.getActiveMipmapLevel=function(){return v},this.getRenderTarget=function(){return y},this.setRenderTarget=function(t,e=0,n=0){y=t,f=e,v=n,t&&void 0===q.get(t).__webglFramebuffer&&j.setupRenderTarget(t);let i=null,r=!1,s=!1;if(t){const n=t.texture;(n.isDataTexture3D||n.isDataTexture2DArray)&&(s=!0);const a=q.get(t).__webglFramebuffer;t.isWebGLCubeRenderTarget?(i=a[e],r=!0):i=t.isWebGLMultisampleRenderTarget?q.get(t).__webglMultisampledFramebuffer:a,E.copy(t.viewport),b.copy(t.scissor),_=t.scissorTest}else E.copy(T).multiplyScalar(M).floor(),b.copy(L).multiplyScalar(M).floor(),_=R;if(V.bindFramebuffer(36160,i)&&z.drawBuffers){let e=!1;if(t)if(t.isWebGLMultipleRenderTargets){const n=t.texture;if(D.length!==n.length||36064!==D[0]){for(let t=0,e=n.length;t=0&&e<=t.width-i&&n>=0&&n<=t.height-r&&ut.readPixels(e,n,i,r,ct.convert(o),ct.convert(l),s):console.error("THREE.WebGLRenderer.readRenderTargetPixels: readPixels from renderTarget failed. Framebuffer not complete.")}finally{const t=null!==y?q.get(y).__webglFramebuffer:null;V.bindFramebuffer(36160,t)}}},this.copyFramebufferToTexture=function(t,e,n=0){const i=Math.pow(2,-n),r=Math.floor(e.image.width*i),s=Math.floor(e.image.height*i);let a=ct.convert(e.format);z.isWebGL2&&(6407===a&&(a=32849),6408===a&&(a=32856)),j.setTexture2D(e,0),ut.copyTexImage2D(3553,n,a,t.x,t.y,r,s,0),V.unbindTexture()},this.copyTextureToTexture=function(t,e,n,i=0){const r=e.image.width,s=e.image.height,a=ct.convert(n.format),o=ct.convert(n.type);j.setTexture2D(n,0),ut.pixelStorei(37440,n.flipY),ut.pixelStorei(37441,n.premultiplyAlpha),ut.pixelStorei(3317,n.unpackAlignment),e.isDataTexture?ut.texSubImage2D(3553,i,t.x,t.y,r,s,a,o,e.image.data):e.isCompressedTexture?ut.compressedTexSubImage2D(3553,i,t.x,t.y,e.mipmaps[0].width,e.mipmaps[0].height,a,e.mipmaps[0].data):ut.texSubImage2D(3553,i,t.x,t.y,a,o,e.image),0===i&&n.generateMipmaps&&ut.generateMipmap(3553),V.unbindTexture()},this.copyTextureToTexture3D=function(t,e,n,i,r=0){if(m.isWebGL1Renderer)return void console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: can only be used with WebGL2.");const s=t.max.x-t.min.x+1,a=t.max.y-t.min.y+1,o=t.max.z-t.min.z+1,l=ct.convert(i.format),c=ct.convert(i.type);let h;if(i.isDataTexture3D)j.setTexture3D(i,0),h=32879;else{if(!i.isDataTexture2DArray)return void console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: only supports THREE.DataTexture3D and THREE.DataTexture2DArray.");j.setTexture2DArray(i,0),h=35866}ut.pixelStorei(37440,i.flipY),ut.pixelStorei(37441,i.premultiplyAlpha),ut.pixelStorei(3317,i.unpackAlignment);const u=ut.getParameter(3314),d=ut.getParameter(32878),p=ut.getParameter(3316),A=ut.getParameter(3315),g=ut.getParameter(32877),f=n.isCompressedTexture?n.mipmaps[0]:n.image;ut.pixelStorei(3314,f.width),ut.pixelStorei(32878,f.height),ut.pixelStorei(3316,t.min.x),ut.pixelStorei(3315,t.min.y),ut.pixelStorei(32877,t.min.z),n.isDataTexture||n.isDataTexture3D?ut.texSubImage3D(h,r,e.x,e.y,e.z,s,a,o,l,c,f.data):n.isCompressedTexture?(console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: untested support for compressed srcTexture."),ut.compressedTexSubImage3D(h,r,e.x,e.y,e.z,s,a,o,l,f.data)):ut.texSubImage3D(h,r,e.x,e.y,e.z,s,a,o,l,c,f),ut.pixelStorei(3314,u),ut.pixelStorei(32878,d),ut.pixelStorei(3316,p),ut.pixelStorei(3315,A),ut.pixelStorei(32877,g),0===r&&i.generateMipmaps&&ut.generateMipmap(h),V.unbindTexture()},this.initTexture=function(t){j.setTexture2D(t,0),V.unbindTexture()},this.resetState=function(){f=0,v=0,y=null,V.reset(),ht.reset()},"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}(class extends Qs{}).prototype.isWebGL1Renderer=!0;class Ps extends Ce{constructor(){super(),this.type="Scene",this.background=null,this.environment=null,this.fog=null,this.overrideMaterial=null,this.autoUpdate=!0,"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}copy(t,e){return super.copy(t,e),null!==t.background&&(this.background=t.background.clone()),null!==t.environment&&(this.environment=t.environment.clone()),null!==t.fog&&(this.fog=t.fog.clone()),null!==t.overrideMaterial&&(this.overrideMaterial=t.overrideMaterial.clone()),this.autoUpdate=t.autoUpdate,this.matrixAutoUpdate=t.matrixAutoUpdate,this}toJSON(t){const e=super.toJSON(t);return null!==this.fog&&(e.object.fog=this.fog.toJSON()),e}}Ps.prototype.isScene=!0;class Fs{constructor(t,e){this.array=t,this.stride=e,this.count=void 0!==t?t.length/e:0,this.usage=35044,this.updateRange={offset:0,count:-1},this.version=0,this.uuid=st()}onUploadCallback(){}set needsUpdate(t){!0===t&&this.version++}setUsage(t){return this.usage=t,this}copy(t){return this.array=new t.array.constructor(t.array),this.count=t.count,this.stride=t.stride,this.usage=t.usage,this}copyAt(t,e,n){t*=this.stride,n*=e.stride;for(let i=0,r=this.stride;it.far||e.push({distance:o,point:Os.clone(),uv:Ne.getUV(Os,js,Ys,Js,Xs,Ks,Zs,new pt),face:null,object:this})}copy(t){return super.copy(t),void 0!==t.center&&this.center.copy(t.center),this.material=t.material,this}}).prototype.isSprite=!0;const ta=new _t,ea=new xt,na=new xt,ia=new _t,ra=new ee;class sa extends Mn{constructor(t,e){super(t,e),this.type="SkinnedMesh",this.bindMode="attached",this.bindMatrix=new ee,this.bindMatrixInverse=new ee}copy(t){return super.copy(t),this.bindMode=t.bindMode,this.bindMatrix.copy(t.bindMatrix),this.bindMatrixInverse.copy(t.bindMatrixInverse),this.skeleton=t.skeleton,this}bind(t,e){this.skeleton=t,void 0===e&&(this.updateMatrixWorld(!0),this.skeleton.calculateInverses(),e=this.matrixWorld),this.bindMatrix.copy(e),this.bindMatrixInverse.copy(e).invert()}pose(){this.skeleton.pose()}normalizeSkinWeights(){const t=new xt,e=this.geometry.attributes.skinWeight;for(let n=0,i=e.count;no)continue;u.applyMatrix4(this.matrixWorld);const d=t.ray.origin.distanceTo(u);dt.far||e.push({distance:d,point:h.clone().applyMatrix4(this.matrixWorld),index:n,face:null,faceIndex:null,object:this})}}else{for(let n=Math.max(0,s.start),i=Math.min(r.count,s.start+s.count)-1;no)continue;u.applyMatrix4(this.matrixWorld);const i=t.ray.origin.distanceTo(u);it.far||e.push({distance:i,point:h.clone().applyMatrix4(this.matrixWorld),index:n,face:null,faceIndex:null,object:this})}}}else n.isGeometry&&console.error("THREE.Line.raycast() no longer supports THREE.Geometry. Use THREE.BufferGeometry instead.")}updateMorphTargets(){const t=this.geometry;if(t.isBufferGeometry){const e=t.morphAttributes,n=Object.keys(e);if(n.length>0){const t=e[n[0]];if(void 0!==t){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,n=t.length;e0&&console.error("THREE.Line.updateMorphTargets() does not support THREE.Geometry. Use THREE.BufferGeometry instead.")}}}wa.prototype.isLine=!0;const Ea=new _t,ba=new _t;class _a extends wa{constructor(t,e){super(t,e),this.type="LineSegments"}computeLineDistances(){const t=this.geometry;if(t.isBufferGeometry)if(null===t.index){const e=t.attributes.position,n=[];for(let t=0,i=e.count;t0){const t=e[n[0]];if(void 0!==t){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,n=t.length;e0&&console.error("THREE.Points.updateMorphTargets() does not support THREE.Geometry. Use THREE.BufferGeometry instead.")}}}function Ra(t,e,n,i,r,s,a){const o=Sa.distanceSqToPoint(t);if(or.far)return;s.push({distance:l,distanceToRay:Math.sqrt(o),point:n,index:e,face:null,object:a})}}La.prototype.isPoints=!0;(class extends vt{constructor(t,e,n,i,r,s,a,o,l){super(t,e,n,i,r,s,a,o,l),this.format=void 0!==a?a:1022,this.minFilter=void 0!==s?s:1006,this.magFilter=void 0!==r?r:1006,this.generateMipmaps=!1;const c=this;"requestVideoFrameCallback"in t&&t.requestVideoFrameCallback((function e(){c.needsUpdate=!0,t.requestVideoFrameCallback(e)}))}clone(){return new this.constructor(this.image).copy(this)}update(){const t=this.image;!1==="requestVideoFrameCallback"in t&&t.readyState>=t.HAVE_CURRENT_DATA&&(this.needsUpdate=!0)}}).prototype.isVideoTexture=!0;class Da extends vt{constructor(t,e,n,i,r,s,a,o,l,c,h,u){super(null,s,a,o,l,c,i,r,h,u),this.image={width:e,height:n},this.mipmaps=t,this.flipY=!1,this.generateMipmaps=!1}}Da.prototype.isCompressedTexture=!0;(class extends vt{constructor(t,e,n,i,r,s,a,o,l){super(t,e,n,i,r,s,a,o,l),this.needsUpdate=!0}}).prototype.isCanvasTexture=!0;(class extends vt{constructor(t,e,n,i,r,s,a,o,l,c){if(1026!==(c=void 0!==c?c:1026)&&1027!==c)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");void 0===n&&1026===c&&(n=1012),void 0===n&&1027===c&&(n=1020),super(null,i,r,s,a,o,c,n,l),this.image={width:t,height:e},this.magFilter=void 0!==a?a:1003,this.minFilter=void 0!==o?o:1003,this.flipY=!1,this.generateMipmaps=!1}}).prototype.isDepthTexture=!0,new _t,new _t,new _t,new Ne;class Qa{constructor(){this.type="Curve",this.arcLengthDivisions=200}getPoint(){return console.warn("THREE.Curve: .getPoint() not implemented."),null}getPointAt(t,e){const n=this.getUtoTmapping(t);return this.getPoint(n,e)}getPoints(t=5){const e=[];for(let n=0;n<=t;n++)e.push(this.getPoint(n/t));return e}getSpacedPoints(t=5){const e=[];for(let n=0;n<=t;n++)e.push(this.getPointAt(n/t));return e}getLength(){const t=this.getLengths();return t[t.length-1]}getLengths(t=this.arcLengthDivisions){if(this.cacheArcLengths&&this.cacheArcLengths.length===t+1&&!this.needsUpdate)return this.cacheArcLengths;this.needsUpdate=!1;const e=[];let n,i=this.getPoint(0),r=0;e.push(0);for(let s=1;s<=t;s++)n=this.getPoint(s/t),r+=n.distanceTo(i),e.push(r),i=n;return this.cacheArcLengths=e,e}updateArcLengths(){this.needsUpdate=!0,this.getLengths()}getUtoTmapping(t,e){const n=this.getLengths();let i=0;const r=n.length;let s;s=e||t*n[r-1];let a,o=0,l=r-1;for(;o<=l;)if(i=Math.floor(o+(l-o)/2),a=n[i]-s,a<0)o=i+1;else{if(!(a>0)){l=i;break}l=i-1}if(i=l,n[i]===s)return i/(r-1);const c=n[i];return(i+(s-c)/(n[i+1]-c))/(r-1)}getTangent(t,e){const n=1e-4;let i=t-n,r=t+n;i<0&&(i=0),r>1&&(r=1);const s=this.getPoint(i),a=this.getPoint(r),o=e||(s.isVector2?new pt:new _t);return o.copy(a).sub(s).normalize(),o}getTangentAt(t,e){const n=this.getUtoTmapping(t);return this.getTangent(n,e)}computeFrenetFrames(t,e){const n=new _t,i=[],r=[],s=[],a=new _t,o=new ee;for(let e=0;e<=t;e++){const n=e/t;i[e]=this.getTangentAt(n,new _t),i[e].normalize()}r[0]=new _t,s[0]=new _t;let l=Number.MAX_VALUE;const c=Math.abs(i[0].x),h=Math.abs(i[0].y),u=Math.abs(i[0].z);c<=l&&(l=c,n.set(1,0,0)),h<=l&&(l=h,n.set(0,1,0)),u<=l&&n.set(0,0,1),a.crossVectors(i[0],n).normalize(),r[0].crossVectors(i[0],a),s[0].crossVectors(i[0],r[0]);for(let e=1;e<=t;e++){if(r[e]=r[e-1].clone(),s[e]=s[e-1].clone(),a.crossVectors(i[e-1],i[e]),a.length()>Number.EPSILON){a.normalize();const t=Math.acos(at(i[e-1].dot(i[e]),-1,1));r[e].applyMatrix4(o.makeRotationAxis(a,t))}s[e].crossVectors(i[e],r[e])}if(!0===e){let e=Math.acos(at(r[0].dot(r[t]),-1,1));e/=t,i[0].dot(a.crossVectors(r[0],r[t]))>0&&(e=-e);for(let n=1;n<=t;n++)r[n].applyMatrix4(o.makeRotationAxis(i[n],e*n)),s[n].crossVectors(i[n],r[n])}return{tangents:i,normals:r,binormals:s}}clone(){return(new this.constructor).copy(this)}copy(t){return this.arcLengthDivisions=t.arcLengthDivisions,this}toJSON(){const t={metadata:{version:4.5,type:"Curve",generator:"Curve.toJSON"}};return t.arcLengthDivisions=this.arcLengthDivisions,t.type=this.type,t}fromJSON(t){return this.arcLengthDivisions=t.arcLengthDivisions,this}}class Pa extends Qa{constructor(t=0,e=0,n=1,i=1,r=0,s=2*Math.PI,a=!1,o=0){super(),this.type="EllipseCurve",this.aX=t,this.aY=e,this.xRadius=n,this.yRadius=i,this.aStartAngle=r,this.aEndAngle=s,this.aClockwise=a,this.aRotation=o}getPoint(t,e){const n=e||new pt,i=2*Math.PI;let r=this.aEndAngle-this.aStartAngle;const s=Math.abs(r)i;)r-=i;r0?0:(Math.floor(Math.abs(l)/r)+1)*r:0===c&&l===r-1&&(l=r-2,c=1),this.closed||l>0?a=i[(l-1)%r]:(Ua.subVectors(i[0],i[1]).add(i[0]),a=Ua);const h=i[l%r],u=i[(l+1)%r];if(this.closed||l+2i.length-2?i.length-1:s+1],h=i[s>i.length-3?i.length-1:s+2];return n.set(za(a,o.x,l.x,c.x,h.x),za(a,o.y,l.y,c.y,h.y)),n}copy(t){super.copy(t),this.points=[];for(let 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mo(t.prev,t,t.next)<0?mo(t,e,t.next)>=0&&mo(t,t.prev,e)>=0:mo(t,e,t.prev)<0||mo(t,t.next,e)<0}function wo(t,e){const n=new _o(t.i,t.x,t.y),i=new _o(e.i,e.x,e.y),r=t.next,s=e.prev;return t.next=e,e.prev=t,n.next=r,r.prev=n,i.next=n,n.prev=i,s.next=i,i.prev=s,i}function Eo(t,e,n,i){const r=new _o(t,e,n);return i?(r.next=i.next,r.prev=i,i.next.prev=r,i.next=r):(r.prev=r,r.next=r),r}function bo(t){t.next.prev=t.prev,t.prev.next=t.next,t.prevZ&&(t.prevZ.nextZ=t.nextZ),t.nextZ&&(t.nextZ.prevZ=t.prevZ)}function _o(t,e,n){this.i=t,this.x=e,this.y=n,this.prev=null,this.next=null,this.z=null,this.prevZ=null,this.nextZ=null,this.steiner=!1}class Io{static area(t){const e=t.length;let n=0;for(let i=e-1,r=0;r2&&t[e-1].equals(t[0])&&t.pop()}function Mo(t,e){for(let n=0;nNumber.EPSILON){const u=Math.sqrt(h),d=Math.sqrt(l*l+c*c),p=e.x-o/u,A=e.y+a/u,m=((n.x-c/d-p)*c-(n.y+l/d-A)*l)/(a*c-o*l);i=p+a*m-t.x,r=A+o*m-t.y;const g=i*i+r*r;if(g<=2)return new pt(i,r);s=Math.sqrt(g/2)}else{let t=!1;a>Number.EPSILON?l>Number.EPSILON&&(t=!0):a<-Number.EPSILON?l<-Number.EPSILON&&(t=!0):Math.sign(o)===Math.sign(c)&&(t=!0),t?(i=-o,r=a,s=Math.sqrt(h)):(i=a,r=o,s=Math.sqrt(h/2))}return new pt(i/s,r/s)}const L=[];for(let t=0,e=C.length,n=e-1,i=t+1;t=0;t--){const e=t/p,n=h*Math.cos(e*Math.PI/2),i=u*Math.sin(e*Math.PI/2)+d;for(let t=0,e=C.length;t=0;){const i=n;let r=n-1;r<0&&(r=t.length-1);for(let t=0,n=o+2*p;t=i)){l.push(e.times[t]);for(let n=0;ns.tracks[t].times[0]&&(o=s.tracks[t].times[0]);for(let t=0;t=i.times[u]){const t=u*l+o,e=t+l-o;d=Qo.arraySlice(i.values,t,e)}else{const t=i.createInterpolant(),e=o,n=l-o;t.evaluate(s),d=Qo.arraySlice(t.resultBuffer,e,n)}if("quaternion"===r){(new bt).fromArray(d).normalize().conjugate().toArray(d)}const p=a.times.length;for(let t=0;t=r)break t;{const a=e[1];t=r)break e}s=n,n=0}}for(;n>>1;te;)--s;if(++s,0!==r||s!==i){r>=s&&(s=Math.max(s,1),r=s-1);const t=this.getValueSize();this.times=Qo.arraySlice(n,r,s),this.values=Qo.arraySlice(this.values,r*t,s*t)}return this}validate(){let t=!0;const e=this.getValueSize();e-Math.floor(e)!=0&&(console.error("THREE.KeyframeTrack: Invalid value size in track.",this),t=!1);const n=this.times,i=this.values,r=n.length;0===r&&(console.error("THREE.KeyframeTrack: Track is empty.",this),t=!1);let s=null;for(let e=0;e!==r;e++){const i=n[e];if("number"==typeof i&&isNaN(i)){console.error("THREE.KeyframeTrack: Time is not a valid number.",this,e,i),t=!1;break}if(null!==s&&s>i){console.error("THREE.KeyframeTrack: Out of order keys.",this,e,i,s),t=!1;break}s=i}if(void 0!==i&&Qo.isTypedArray(i))for(let e=0,n=i.length;e!==n;++e){const n=i[e];if(isNaN(n)){console.error("THREE.KeyframeTrack: Value is not a valid number.",this,e,n),t=!1;break}}return t}optimize(){const t=Qo.arraySlice(this.times),e=Qo.arraySlice(this.values),n=this.getValueSize(),i=2302===this.getInterpolation(),r=t.length-1;let s=1;for(let a=1;a0){t[s]=t[r];for(let t=r*n,i=s*n,a=0;a!==n;++a)e[i+a]=e[t+a];++s}return s!==t.length?(this.times=Qo.arraySlice(t,0,s),this.values=Qo.arraySlice(e,0,s*n)):(this.times=t,this.values=e),this}clone(){const t=Qo.arraySlice(this.times,0),e=Qo.arraySlice(this.values,0),n=new(0,this.constructor)(this.name,t,e);return n.createInterpolant=this.createInterpolant,n}}ko.prototype.TimeBufferType=Float32Array,ko.prototype.ValueBufferType=Float32Array,ko.prototype.DefaultInterpolation=2301;class Go extends ko{}Go.prototype.ValueTypeName="bool",Go.prototype.ValueBufferType=Array,Go.prototype.DefaultInterpolation=2300,Go.prototype.InterpolantFactoryMethodLinear=void 0,Go.prototype.InterpolantFactoryMethodSmooth=void 0;class Oo extends ko{}Oo.prototype.ValueTypeName="color";class Ho extends ko{}Ho.prototype.ValueTypeName="number";class zo extends Po{constructor(t,e,n,i){super(t,e,n,i)}interpolate_(t,e,n,i){const r=this.resultBuffer,s=this.sampleValues,a=this.valueSize,o=(n-e)/(i-e);let l=t*a;for(let t=l+a;l!==t;l+=4)bt.slerpFlat(r,0,s,l-a,s,l,o);return r}}class Vo extends ko{InterpolantFactoryMethodLinear(t){return new zo(this.times,this.values,this.getValueSize(),t)}}Vo.prototype.ValueTypeName="quaternion",Vo.prototype.DefaultInterpolation=2301,Vo.prototype.InterpolantFactoryMethodSmooth=void 0;class Wo extends ko{}Wo.prototype.ValueTypeName="string",Wo.prototype.ValueBufferType=Array,Wo.prototype.DefaultInterpolation=2300,Wo.prototype.InterpolantFactoryMethodLinear=void 0,Wo.prototype.InterpolantFactoryMethodSmooth=void 0;class qo extends ko{}qo.prototype.ValueTypeName="vector";class jo{constructor(t,e=-1,n,i=2500){this.name=t,this.tracks=n,this.duration=e,this.blendMode=i,this.uuid=st(),this.duration<0&&this.resetDuration()}static parse(t){const e=[],n=t.tracks,i=1/(t.fps||1);for(let t=0,r=n.length;t!==r;++t)e.push(Yo(n[t]).scale(i));const r=new this(t.name,t.duration,e,t.blendMode);return r.uuid=t.uuid,r}static toJSON(t){const e=[],n=t.tracks,i={name:t.name,duration:t.duration,tracks:e,uuid:t.uuid,blendMode:t.blendMode};for(let t=0,i=n.length;t!==i;++t)e.push(ko.toJSON(n[t]));return i}static CreateFromMorphTargetSequence(t,e,n,i){const r=e.length,s=[];for(let t=0;t1){const t=s[1];let e=i[t];e||(i[t]=e=[]),e.push(n)}}const s=[];for(const t in i)s.push(this.CreateFromMorphTargetSequence(t,i[t],e,n));return s}static parseAnimation(t,e){if(!t)return console.error("THREE.AnimationClip: No animation in JSONLoader data."),null;const n=function(t,e,n,i,r){if(0!==n.length){const s=[],a=[];Qo.flattenJSON(n,s,a,i),0!==s.length&&r.push(new t(e,s,a))}},i=[],r=t.name||"default",s=t.fps||30,a=t.blendMode;let o=t.length||-1;const l=t.hierarchy||[];for(let t=0;t0||0===t.search(/^data\:image\/jpeg/);r.format=i?1022:1023,r.needsUpdate=!0,void 0!==e&&e(r)}),n,i),r}}class sl extends Qa{constructor(){super(),this.type="CurvePath",this.curves=[],this.autoClose=!1}add(t){this.curves.push(t)}closePath(){const t=this.curves[0].getPoint(0),e=this.curves[this.curves.length-1].getPoint(1);t.equals(e)||this.curves.push(new Ya(e,t))}getPoint(t){const e=t*this.getLength(),n=this.getCurveLengths();let i=0;for(;i=e){const t=n[i]-e,r=this.curves[i],s=r.getLength(),a=0===s?0:1-t/s;return r.getPointAt(a)}i++}return null}getLength(){const t=this.getCurveLengths();return t[t.length-1]}updateArcLengths(){this.needsUpdate=!0,this.cacheLengths=null,this.getCurveLengths()}getCurveLengths(){if(this.cacheLengths&&this.cacheLengths.length===this.curves.length)return this.cacheLengths;const t=[];let e=0;for(let n=0,i=this.curves.length;n1&&!e[e.length-1].equals(e[0])&&e.push(e[0]),e}copy(t){super.copy(t),this.curves=[];for(let e=0,n=t.curves.length;e0){const t=l.getPoint(0);t.equals(this.currentPoint)||this.lineTo(t.x,t.y)}this.curves.push(l);const c=l.getPoint(1);return this.currentPoint.copy(c),this}copy(t){return super.copy(t),this.currentPoint.copy(t.currentPoint),this}toJSON(){const t=super.toJSON();return t.currentPoint=this.currentPoint.toArray(),t}fromJSON(t){return super.fromJSON(t),this.currentPoint.fromArray(t.currentPoint),this}}class ol extends al{constructor(t){super(t),this.uuid=st(),this.type="Shape",this.holes=[]}getPointsHoles(t){const e=[];for(let n=0,i=this.holes.length;n0&&this._mixBufferRegionAdditive(n,i,this._addIndex*e,1,e);for(let t=e,r=e+e;t!==r;++t)if(n[t]!==n[t+e]){a.setValue(n,i);break}}saveOriginalState(){const t=this.binding,e=this.buffer,n=this.valueSize,i=n*this._origIndex;t.getValue(e,i);for(let t=n,r=i;t!==r;++t)e[t]=e[i+t%n];this._setIdentity(),this.cumulativeWeight=0,this.cumulativeWeightAdditive=0}restoreOriginalState(){const t=3*this.valueSize;this.binding.setValue(this.buffer,t)}_setAdditiveIdentityNumeric(){const t=this._addIndex*this.valueSize,e=t+this.valueSize;for(let n=t;n=.5)for(let i=0;i!==r;++i)t[e+i]=t[n+i]}_slerp(t,e,n,i){bt.slerpFlat(t,e,t,e,t,n,i)}_slerpAdditive(t,e,n,i,r){const s=this._workIndex*r;bt.multiplyQuaternionsFlat(t,s,t,e,t,n),bt.slerpFlat(t,e,t,e,t,s,i)}_lerp(t,e,n,i,r){const s=1-i;for(let a=0;a!==r;++a){const r=e+a;t[r]=t[r]*s+t[n+a]*i}}_lerpAdditive(t,e,n,i,r){for(let s=0;s!==r;++s){const r=e+s;t[r]=t[r]+t[n+s]*i}}}const Tl=new RegExp("[\\[\\]\\.:\\/]","g"),Ll="[^"+"\\[\\]\\.:\\/".replace("\\.","")+"]",Rl=/((?:WC+[\/:])*)/.source.replace("WC","[^\\[\\]\\.:\\/]"),Dl=/(WCOD+)?/.source.replace("WCOD",Ll),Ql=/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC","[^\\[\\]\\.:\\/]"),Pl=/\.(WC+)(?:\[(.+)\])?/.source.replace("WC","[^\\[\\]\\.:\\/]"),Fl=new RegExp("^"+Rl+Dl+Ql+Pl+"$"),Nl=["material","materials","bones"];class Ul{constructor(t,e,n){this.path=e,this.parsedPath=n||Ul.parseTrackName(e),this.node=Ul.findNode(t,this.parsedPath.nodeName)||t,this.rootNode=t,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}static create(t,e,n){return t&&t.isAnimationObjectGroup?new Ul.Composite(t,e,n):new Ul(t,e,n)}static sanitizeNodeName(t){return t.replace(/\s/g,"_").replace(Tl,"")}static parseTrackName(t){const e=Fl.exec(t);if(!e)throw new Error("PropertyBinding: Cannot parse trackName: "+t);const n={nodeName:e[2],objectName:e[3],objectIndex:e[4],propertyName:e[5],propertyIndex:e[6]},i=n.nodeName&&n.nodeName.lastIndexOf(".");if(void 0!==i&&-1!==i){const t=n.nodeName.substring(i+1);-1!==Nl.indexOf(t)&&(n.nodeName=n.nodeName.substring(0,i),n.objectName=t)}if(null===n.propertyName||0===n.propertyName.length)throw new Error("PropertyBinding: can not parse propertyName from trackName: "+t);return n}static findNode(t,e){if(!e||""===e||"."===e||-1===e||e===t.name||e===t.uuid)return t;if(t.skeleton){const n=t.skeleton.getBoneByName(e);if(void 0!==n)return n}if(t.children){const n=function(t){for(let i=0;i0){const t=this._interpolants,e=this._propertyBindings;switch(this.blendMode){case 2501:for(let n=0,i=t.length;n!==i;++n)t[n].evaluate(s),e[n].accumulateAdditive(a);break;case 2500:default:for(let n=0,r=t.length;n!==r;++n)t[n].evaluate(s),e[n].accumulate(i,a)}}}_updateWeight(t){let e=0;if(this.enabled){e=this.weight;const n=this._weightInterpolant;if(null!==n){const i=n.evaluate(t)[0];e*=i,t>n.parameterPositions[1]&&(this.stopFading(),0===i&&(this.enabled=!1))}}return this._effectiveWeight=e,e}_updateTimeScale(t){let e=0;if(!this.paused){e=this.timeScale;const n=this._timeScaleInterpolant;if(null!==n){e*=n.evaluate(t)[0],t>n.parameterPositions[1]&&(this.stopWarping(),0===e?this.paused=!0:this.timeScale=e)}}return this._effectiveTimeScale=e,e}_updateTime(t){const e=this._clip.duration,n=this.loop;let i=this.time+t,r=this._loopCount;const s=2202===n;if(0===t)return-1===r?i:s&&1==(1&r)?e-i:i;if(2200===n){-1===r&&(this._loopCount=0,this._setEndings(!0,!0,!1));t:{if(i>=e)i=e;else{if(!(i<0)){this.time=i;break t}i=0}this.clampWhenFinished?this.paused=!0:this.enabled=!1,this.time=i,this._mixer.dispatchEvent({type:"finished",action:this,direction:t<0?-1:1})}}else{if(-1===r&&(t>=0?(r=0,this._setEndings(!0,0===this.repetitions,s)):this._setEndings(0===this.repetitions,!0,s)),i>=e||i<0){const n=Math.floor(i/e);i-=e*n,r+=Math.abs(n);const a=this.repetitions-r;if(a<=0)this.clampWhenFinished?this.paused=!0:this.enabled=!1,i=t>0?e:0,this.time=i,this._mixer.dispatchEvent({type:"finished",action:this,direction:t>0?1:-1});else{if(1===a){const e=t<0;this._setEndings(e,!e,s)}else this._setEndings(!1,!1,s);this._loopCount=r,this.time=i,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:n})}}else this.time=i;if(s&&1==(1&r))return e-i}return i}_setEndings(t,e,n){const i=this._interpolantSettings;n?(i.endingStart=2401,i.endingEnd=2401):(i.endingStart=t?this.zeroSlopeAtStart?2401:2400:2402,i.endingEnd=e?this.zeroSlopeAtEnd?2401:2400:2402)}_scheduleFading(t,e,n){const i=this._mixer,r=i.time;let s=this._weightInterpolant;null===s&&(s=i._lendControlInterpolant(),this._weightInterpolant=s);const a=s.parameterPositions,o=s.sampleValues;return a[0]=r,o[0]=e,a[1]=r+t,o[1]=n,this}}class Gl extends tt{constructor(t){super(),this._root=t,this._initMemoryManager(),this._accuIndex=0,this.time=0,this.timeScale=1}_bindAction(t,e){const n=t._localRoot||this._root,i=t._clip.tracks,r=i.length,s=t._propertyBindings,a=t._interpolants,o=n.uuid,l=this._bindingsByRootAndName;let c=l[o];void 0===c&&(c={},l[o]=c);for(let t=0;t!==r;++t){const r=i[t],l=r.name;let h=c[l];if(void 0!==h)s[t]=h;else{if(h=s[t],void 0!==h){null===h._cacheIndex&&(++h.referenceCount,this._addInactiveBinding(h,o,l));continue}const i=e&&e._propertyBindings[t].binding.parsedPath;h=new Bl(Ul.create(n,l,i),r.ValueTypeName,r.getValueSize()),++h.referenceCount,this._addInactiveBinding(h,o,l),s[t]=h}a[t].resultBuffer=h.buffer}}_activateAction(t){if(!this._isActiveAction(t)){if(null===t._cacheIndex){const e=(t._localRoot||this._root).uuid,n=t._clip.uuid,i=this._actionsByClip[n];this._bindAction(t,i&&i.knownActions[0]),this._addInactiveAction(t,n,e)}const e=t._propertyBindings;for(let t=0,n=e.length;t!==n;++t){const n=e[t];0==n.useCount++&&(this._lendBinding(n),n.saveOriginalState())}this._lendAction(t)}}_deactivateAction(t){if(this._isActiveAction(t)){const e=t._propertyBindings;for(let t=0,n=e.length;t!==n;++t){const n=e[t];0==--n.useCount&&(n.restoreOriginalState(),this._takeBackBinding(n))}this._takeBackAction(t)}}_initMemoryManager(){this._actions=[],this._nActiveActions=0,this._actionsByClip={},this._bindings=[],this._nActiveBindings=0,this._bindingsByRootAndName={},this._controlInterpolants=[],this._nActiveControlInterpolants=0;const t=this;this.stats={actions:{get total(){return t._actions.length},get inUse(){return t._nActiveActions}},bindings:{get total(){return t._bindings.length},get inUse(){return t._nActiveBindings}},controlInterpolants:{get total(){return t._controlInterpolants.length},get inUse(){return t._nActiveControlInterpolants}}}}_isActiveAction(t){const e=t._cacheIndex;return null!==e&&e=0;--e)t[e].stop();return this}update(t){t*=this.timeScale;const e=this._actions,n=this._nActiveActions,i=this.time+=t,r=Math.sign(t),s=this._accuIndex^=1;for(let a=0;a!==n;++a){e[a]._update(i,t,r,s)}const a=this._bindings,o=this._nActiveBindings;for(let t=0;t!==o;++t)a[t].apply(s);return this}setTime(t){this.time=0;for(let t=0;t>16&32768,i=e>>12&2047;const r=e>>23&255;return r<103?n:r>142?(n|=31744,n|=(255==r?0:1)&&8388607&e,n):r<113?(i|=2048,n|=(i>>114-r)+(i>>113-r&1),n):(n|=r-112<<10|i>>1,n+=1&i,n)}}Qa.create=function(t,e){return console.log("THREE.Curve.create() has been deprecated"),t.prototype=Object.create(Qa.prototype),t.prototype.constructor=t,t.prototype.getPoint=e,t},al.prototype.fromPoints=function(t){return console.warn("THREE.Path: .fromPoints() has been renamed to .setFromPoints()."),this.setFromPoints(t)},class extends _a{constructor(t=10,e=10,n=4473924,i=8947848){n=new qe(n),i=new qe(i);const r=e/2,s=t/e,a=t/2,o=[],l=[];for(let t=0,c=0,h=-a;t<=e;t++,h+=s){o.push(-a,0,h,a,0,h),o.push(h,0,-a,h,0,a);const e=t===r?n:i;e.toArray(l,c),c+=3,e.toArray(l,c),c+=3,e.toArray(l,c),c+=3,e.toArray(l,c),c+=3}const c=new cn;c.setAttribute("position",new $e(o,3)),c.setAttribute("color",new $e(l,3));super(c,new ma({vertexColors:!0,toneMapped:!1})),this.type="GridHelper"}}.prototype.setColors=function(){console.error("THREE.GridHelper: setColors() has been deprecated, pass them in the constructor instead.")},jl.prototype.update=function(){console.error("THREE.SkeletonHelper: update() no longer needs to be called.")},Ko.prototype.extractUrlBase=function(t){return console.warn("THREE.Loader: .extractUrlBase() has been deprecated. Use THREE.LoaderUtils.extractUrlBase() instead."),_l.extractUrlBase(t)},Ko.Handlers={add:function(){console.error("THREE.Loader: Handlers.add() has been removed. Use LoadingManager.addHandler() instead.")},get:function(){console.error("THREE.Loader: Handlers.get() has been removed. Use LoadingManager.getHandler() instead.")}},Mt.prototype.center=function(t){return console.warn("THREE.Box3: .center() has been renamed to .getCenter()."),this.getCenter(t)},Mt.prototype.empty=function(){return console.warn("THREE.Box3: .empty() has been renamed to .isEmpty()."),this.isEmpty()},Mt.prototype.isIntersectionBox=function(t){return console.warn("THREE.Box3: .isIntersectionBox() has been renamed to .intersectsBox()."),this.intersectsBox(t)},Mt.prototype.isIntersectionSphere=function(t){return console.warn("THREE.Box3: .isIntersectionSphere() has been renamed to .intersectsSphere()."),this.intersectsSphere(t)},Mt.prototype.size=function(t){return console.warn("THREE.Box3: .size() has been renamed to .getSize()."),this.getSize(t)},qt.prototype.empty=function(){return console.warn("THREE.Sphere: .empty() has been renamed to .isEmpty()."),this.isEmpty()},Wn.prototype.setFromMatrix=function(t){return console.warn("THREE.Frustum: .setFromMatrix() has been renamed to .setFromProjectionMatrix()."),this.setFromProjectionMatrix(t)},At.prototype.flattenToArrayOffset=function(t,e){return console.warn("THREE.Matrix3: .flattenToArrayOffset() has been deprecated. Use .toArray() instead."),this.toArray(t,e)},At.prototype.multiplyVector3=function(t){return console.warn("THREE.Matrix3: .multiplyVector3() has been removed. Use vector.applyMatrix3( matrix ) instead."),t.applyMatrix3(this)},At.prototype.multiplyVector3Array=function(){console.error("THREE.Matrix3: .multiplyVector3Array() has been removed.")},At.prototype.applyToBufferAttribute=function(t){return console.warn("THREE.Matrix3: .applyToBufferAttribute() has been removed. Use attribute.applyMatrix3( matrix ) instead."),t.applyMatrix3(this)},At.prototype.applyToVector3Array=function(){console.error("THREE.Matrix3: .applyToVector3Array() has been removed.")},At.prototype.getInverse=function(t){return console.warn("THREE.Matrix3: .getInverse() has been removed. Use matrixInv.copy( matrix ).invert(); instead."),this.copy(t).invert()},ee.prototype.extractPosition=function(t){return console.warn("THREE.Matrix4: .extractPosition() has been renamed to .copyPosition()."),this.copyPosition(t)},ee.prototype.flattenToArrayOffset=function(t,e){return console.warn("THREE.Matrix4: .flattenToArrayOffset() has been deprecated. Use .toArray() instead."),this.toArray(t,e)},ee.prototype.getPosition=function(){return console.warn("THREE.Matrix4: .getPosition() has been removed. Use Vector3.setFromMatrixPosition( matrix ) instead."),(new _t).setFromMatrixColumn(this,3)},ee.prototype.setRotationFromQuaternion=function(t){return console.warn("THREE.Matrix4: .setRotationFromQuaternion() has been renamed to .makeRotationFromQuaternion()."),this.makeRotationFromQuaternion(t)},ee.prototype.multiplyToArray=function(){console.warn("THREE.Matrix4: .multiplyToArray() has been removed.")},ee.prototype.multiplyVector3=function(t){return console.warn("THREE.Matrix4: .multiplyVector3() has been removed. Use vector.applyMatrix4( matrix ) instead."),t.applyMatrix4(this)},ee.prototype.multiplyVector4=function(t){return console.warn("THREE.Matrix4: .multiplyVector4() has been removed. Use vector.applyMatrix4( matrix ) instead."),t.applyMatrix4(this)},ee.prototype.multiplyVector3Array=function(){console.error("THREE.Matrix4: .multiplyVector3Array() has been removed.")},ee.prototype.rotateAxis=function(t){console.warn("THREE.Matrix4: .rotateAxis() has been removed. Use Vector3.transformDirection( matrix ) instead."),t.transformDirection(this)},ee.prototype.crossVector=function(t){return console.warn("THREE.Matrix4: .crossVector() has been removed. Use vector.applyMatrix4( matrix ) instead."),t.applyMatrix4(this)},ee.prototype.translate=function(){console.error("THREE.Matrix4: .translate() has been removed.")},ee.prototype.rotateX=function(){console.error("THREE.Matrix4: .rotateX() has been removed.")},ee.prototype.rotateY=function(){console.error("THREE.Matrix4: .rotateY() has been removed.")},ee.prototype.rotateZ=function(){console.error("THREE.Matrix4: .rotateZ() has been removed.")},ee.prototype.rotateByAxis=function(){console.error("THREE.Matrix4: .rotateByAxis() has been removed.")},ee.prototype.applyToBufferAttribute=function(t){return console.warn("THREE.Matrix4: .applyToBufferAttribute() has been removed. Use attribute.applyMatrix4( matrix ) instead."),t.applyMatrix4(this)},ee.prototype.applyToVector3Array=function(){console.error("THREE.Matrix4: .applyToVector3Array() has been removed.")},ee.prototype.makeFrustum=function(t,e,n,i,r,s){return console.warn("THREE.Matrix4: .makeFrustum() has been removed. Use .makePerspective( left, right, top, bottom, near, far ) instead."),this.makePerspective(t,e,i,n,r,s)},ee.prototype.getInverse=function(t){return console.warn("THREE.Matrix4: .getInverse() has been removed. Use matrixInv.copy( matrix ).invert(); instead."),this.copy(t).invert()},Hn.prototype.isIntersectionLine=function(t){return console.warn("THREE.Plane: .isIntersectionLine() has been renamed to .intersectsLine()."),this.intersectsLine(t)},bt.prototype.multiplyVector3=function(t){return console.warn("THREE.Quaternion: .multiplyVector3() has been removed. Use is now vector.applyQuaternion( quaternion ) instead."),t.applyQuaternion(this)},bt.prototype.inverse=function(){return console.warn("THREE.Quaternion: .inverse() has been renamed to invert()."),this.invert()},te.prototype.isIntersectionBox=function(t){return console.warn("THREE.Ray: .isIntersectionBox() has been renamed to .intersectsBox()."),this.intersectsBox(t)},te.prototype.isIntersectionPlane=function(t){return console.warn("THREE.Ray: .isIntersectionPlane() has been renamed to .intersectsPlane()."),this.intersectsPlane(t)},te.prototype.isIntersectionSphere=function(t){return console.warn("THREE.Ray: .isIntersectionSphere() has been renamed to .intersectsSphere()."),this.intersectsSphere(t)},Ne.prototype.area=function(){return console.warn("THREE.Triangle: .area() has been renamed to .getArea()."),this.getArea()},Ne.prototype.barycoordFromPoint=function(t,e){return console.warn("THREE.Triangle: .barycoordFromPoint() has been renamed to .getBarycoord()."),this.getBarycoord(t,e)},Ne.prototype.midpoint=function(t){return console.warn("THREE.Triangle: .midpoint() has been renamed to .getMidpoint()."),this.getMidpoint(t)},Ne.prototypenormal=function(t){return console.warn("THREE.Triangle: .normal() has been renamed to .getNormal()."),this.getNormal(t)},Ne.prototype.plane=function(t){return console.warn("THREE.Triangle: .plane() has been renamed to .getPlane()."),this.getPlane(t)},Ne.barycoordFromPoint=function(t,e,n,i,r){return console.warn("THREE.Triangle: .barycoordFromPoint() has been renamed to .getBarycoord()."),Ne.getBarycoord(t,e,n,i,r)},Ne.normal=function(t,e,n,i){return console.warn("THREE.Triangle: .normal() has been renamed to .getNormal()."),Ne.getNormal(t,e,n,i)},ol.prototype.extractAllPoints=function(t){return console.warn("THREE.Shape: .extractAllPoints() has been removed. Use .extractPoints() instead."),this.extractPoints(t)},ol.prototype.extrude=function(t){return console.warn("THREE.Shape: .extrude() has been removed. Use ExtrudeGeometry() instead."),new So(this,t)},ol.prototype.makeGeometry=function(t){return console.warn("THREE.Shape: .makeGeometry() has been removed. Use ShapeGeometry() instead."),new To(this,t)},pt.prototype.fromAttribute=function(t,e,n){return console.warn("THREE.Vector2: .fromAttribute() has been renamed to .fromBufferAttribute()."),this.fromBufferAttribute(t,e,n)},pt.prototype.distanceToManhattan=function(t){return console.warn("THREE.Vector2: .distanceToManhattan() has been renamed to .manhattanDistanceTo()."),this.manhattanDistanceTo(t)},pt.prototype.lengthManhattan=function(){return console.warn("THREE.Vector2: .lengthManhattan() has been renamed to .manhattanLength()."),this.manhattanLength()},_t.prototype.setEulerFromRotationMatrix=function(){console.error("THREE.Vector3: .setEulerFromRotationMatrix() has been removed. Use Euler.setFromRotationMatrix() instead.")},_t.prototype.setEulerFromQuaternion=function(){console.error("THREE.Vector3: .setEulerFromQuaternion() has been removed. Use Euler.setFromQuaternion() instead.")},_t.prototype.getPositionFromMatrix=function(t){return console.warn("THREE.Vector3: .getPositionFromMatrix() has been renamed to .setFromMatrixPosition()."),this.setFromMatrixPosition(t)},_t.prototype.getScaleFromMatrix=function(t){return console.warn("THREE.Vector3: .getScaleFromMatrix() has been renamed to .setFromMatrixScale()."),this.setFromMatrixScale(t)},_t.prototype.getColumnFromMatrix=function(t,e){return console.warn("THREE.Vector3: .getColumnFromMatrix() has been renamed to .setFromMatrixColumn()."),this.setFromMatrixColumn(e,t)},_t.prototype.applyProjection=function(t){return console.warn("THREE.Vector3: .applyProjection() has been removed. Use .applyMatrix4( m ) instead."),this.applyMatrix4(t)},_t.prototype.fromAttribute=function(t,e,n){return console.warn("THREE.Vector3: .fromAttribute() has been renamed to .fromBufferAttribute()."),this.fromBufferAttribute(t,e,n)},_t.prototype.distanceToManhattan=function(t){return console.warn("THREE.Vector3: .distanceToManhattan() has been renamed to .manhattanDistanceTo()."),this.manhattanDistanceTo(t)},_t.prototype.lengthManhattan=function(){return console.warn("THREE.Vector3: .lengthManhattan() has been renamed to .manhattanLength()."),this.manhattanLength()},xt.prototype.fromAttribute=function(t,e,n){return console.warn("THREE.Vector4: .fromAttribute() has been renamed to .fromBufferAttribute()."),this.fromBufferAttribute(t,e,n)},xt.prototype.lengthManhattan=function(){return console.warn("THREE.Vector4: .lengthManhattan() has been renamed to .manhattanLength()."),this.manhattanLength()},Ce.prototype.getChildByName=function(t){return console.warn("THREE.Object3D: .getChildByName() has been renamed to .getObjectByName()."),this.getObjectByName(t)},Ce.prototype.renderDepth=function(){console.warn("THREE.Object3D: .renderDepth has been removed. Use .renderOrder, instead.")},Ce.prototype.translate=function(t,e){return console.warn("THREE.Object3D: .translate() has been removed. Use .translateOnAxis( axis, distance ) instead."),this.translateOnAxis(e,t)},Ce.prototype.getWorldRotation=function(){console.error("THREE.Object3D: .getWorldRotation() has been removed. Use THREE.Object3D.getWorldQuaternion( target ) instead.")},Ce.prototype.applyMatrix=function(t){return console.warn("THREE.Object3D: .applyMatrix() has been renamed to .applyMatrix4()."),this.applyMatrix4(t)},Object.defineProperties(Ce.prototype,{eulerOrder:{get:function(){return console.warn("THREE.Object3D: .eulerOrder is now .rotation.order."),this.rotation.order},set:function(t){console.warn("THREE.Object3D: .eulerOrder is now .rotation.order."),this.rotation.order=t}},useQuaternion:{get:function(){console.warn("THREE.Object3D: .useQuaternion has been removed. The library now uses quaternions by default.")},set:function(){console.warn("THREE.Object3D: .useQuaternion has been removed. The library now uses quaternions by default.")}}}),Mn.prototype.setDrawMode=function(){console.error("THREE.Mesh: .setDrawMode() has been removed. The renderer now always assumes THREE.TrianglesDrawMode. Transform your geometry via BufferGeometryUtils.toTrianglesDrawMode() if necessary.")},Object.defineProperties(Mn.prototype,{drawMode:{get:function(){return console.error("THREE.Mesh: .drawMode has been removed. The renderer now always assumes THREE.TrianglesDrawMode."),0},set:function(){console.error("THREE.Mesh: .drawMode has been removed. The renderer now always assumes THREE.TrianglesDrawMode. Transform your geometry via BufferGeometryUtils.toTrianglesDrawMode() if necessary.")}}}),sa.prototype.initBones=function(){console.error("THREE.SkinnedMesh: initBones() has been removed.")},Pn.prototype.setLens=function(t,e){console.warn("THREE.PerspectiveCamera.setLens is deprecated. Use .setFocalLength and .filmGauge for a photographic setup."),void 0!==e&&(this.filmGauge=e),this.setFocalLength(t)},Object.defineProperties(ll.prototype,{onlyShadow:{set:function(){console.warn("THREE.Light: .onlyShadow has been removed.")}},shadowCameraFov:{set:function(t){console.warn("THREE.Light: .shadowCameraFov is now .shadow.camera.fov."),this.shadow.camera.fov=t}},shadowCameraLeft:{set:function(t){console.warn("THREE.Light: .shadowCameraLeft is now .shadow.camera.left."),this.shadow.camera.left=t}},shadowCameraRight:{set:function(t){console.warn("THREE.Light: .shadowCameraRight is now .shadow.camera.right."),this.shadow.camera.right=t}},shadowCameraTop:{set:function(t){console.warn("THREE.Light: .shadowCameraTop is now .shadow.camera.top."),this.shadow.camera.top=t}},shadowCameraBottom:{set:function(t){console.warn("THREE.Light: .shadowCameraBottom is now .shadow.camera.bottom."),this.shadow.camera.bottom=t}},shadowCameraNear:{set:function(t){console.warn("THREE.Light: .shadowCameraNear is now .shadow.camera.near."),this.shadow.camera.near=t}},shadowCameraFar:{set:function(t){console.warn("THREE.Light: .shadowCameraFar is now .shadow.camera.far."),this.shadow.camera.far=t}},shadowCameraVisible:{set:function(){console.warn("THREE.Light: .shadowCameraVisible has been removed. Use new THREE.CameraHelper( light.shadow.camera ) instead.")}},shadowBias:{set:function(t){console.warn("THREE.Light: .shadowBias is now .shadow.bias."),this.shadow.bias=t}},shadowDarkness:{set:function(){console.warn("THREE.Light: .shadowDarkness has been removed.")}},shadowMapWidth:{set:function(t){console.warn("THREE.Light: .shadowMapWidth is now .shadow.mapSize.width."),this.shadow.mapSize.width=t}},shadowMapHeight:{set:function(t){console.warn("THREE.Light: .shadowMapHeight is now .shadow.mapSize.height."),this.shadow.mapSize.height=t}}}),Object.defineProperties(Xe.prototype,{length:{get:function(){return console.warn("THREE.BufferAttribute: .length has been deprecated. Use .count instead."),this.array.length}},dynamic:{get:function(){return console.warn("THREE.BufferAttribute: .dynamic has been deprecated. Use .usage instead."),35048===this.usage},set:function(){console.warn("THREE.BufferAttribute: .dynamic has been deprecated. Use .usage instead."),this.setUsage(35048)}}}),Xe.prototype.setDynamic=function(t){return console.warn("THREE.BufferAttribute: .setDynamic() has been deprecated. Use .setUsage() instead."),this.setUsage(!0===t?35048:35044),this},Xe.prototype.copyIndicesArray=function(){console.error("THREE.BufferAttribute: .copyIndicesArray() has been removed.")},Xe.prototype.setArray=function(){console.error("THREE.BufferAttribute: .setArray has been removed. Use BufferGeometry .setAttribute to replace/resize attribute buffers")},cn.prototype.addIndex=function(t){console.warn("THREE.BufferGeometry: .addIndex() has been renamed to .setIndex()."),this.setIndex(t)},cn.prototype.addAttribute=function(t,e){return console.warn("THREE.BufferGeometry: .addAttribute() has been renamed to .setAttribute()."),e&&e.isBufferAttribute||e&&e.isInterleavedBufferAttribute?"index"===t?(console.warn("THREE.BufferGeometry.addAttribute: Use .setIndex() for index attribute."),this.setIndex(e),this):this.setAttribute(t,e):(console.warn("THREE.BufferGeometry: .addAttribute() now expects ( name, attribute )."),this.setAttribute(t,new Xe(arguments[1],arguments[2])))},cn.prototype.addDrawCall=function(t,e,n){void 0!==n&&console.warn("THREE.BufferGeometry: .addDrawCall() no longer supports indexOffset."),console.warn("THREE.BufferGeometry: .addDrawCall() is now .addGroup()."),this.addGroup(t,e)},cn.prototype.clearDrawCalls=function(){console.warn("THREE.BufferGeometry: .clearDrawCalls() is now .clearGroups()."),this.clearGroups()},cn.prototype.computeOffsets=function(){console.warn("THREE.BufferGeometry: .computeOffsets() has been removed.")},cn.prototype.removeAttribute=function(t){return console.warn("THREE.BufferGeometry: .removeAttribute() has been renamed to .deleteAttribute()."),this.deleteAttribute(t)},cn.prototype.applyMatrix=function(t){return console.warn("THREE.BufferGeometry: .applyMatrix() has been renamed to .applyMatrix4()."),this.applyMatrix4(t)},Object.defineProperties(cn.prototype,{drawcalls:{get:function(){return console.error("THREE.BufferGeometry: .drawcalls has been renamed to .groups."),this.groups}},offsets:{get:function(){return console.warn("THREE.BufferGeometry: .offsets has been renamed to .groups."),this.groups}}}),Fs.prototype.setDynamic=function(t){return console.warn("THREE.InterleavedBuffer: .setDynamic() has been deprecated. Use .setUsage() instead."),this.setUsage(!0===t?35048:35044),this},Fs.prototype.setArray=function(){console.error("THREE.InterleavedBuffer: .setArray has been removed. Use BufferGeometry .setAttribute to replace/resize attribute buffers")},So.prototype.getArrays=function(){console.error("THREE.ExtrudeGeometry: .getArrays() has been removed.")},So.prototype.addShapeList=function(){console.error("THREE.ExtrudeGeometry: .addShapeList() has been removed.")},So.prototype.addShape=function(){console.error("THREE.ExtrudeGeometry: .addShape() has been removed.")},Ps.prototype.dispose=function(){console.error("THREE.Scene: .dispose() has been removed.")},Object.defineProperties(ke.prototype,{wrapAround:{get:function(){console.warn("THREE.Material: .wrapAround has been removed.")},set:function(){console.warn("THREE.Material: .wrapAround has been removed.")}},overdraw:{get:function(){console.warn("THREE.Material: .overdraw has been removed.")},set:function(){console.warn("THREE.Material: .overdraw has been removed.")}},wrapRGB:{get:function(){return console.warn("THREE.Material: .wrapRGB has been removed."),new qe}},shading:{get:function(){console.error("THREE."+this.type+": .shading has been removed. Use the boolean .flatShading instead.")},set:function(t){console.warn("THREE."+this.type+": .shading has been removed. Use the boolean .flatShading instead."),this.flatShading=1===t}},stencilMask:{get:function(){return console.warn("THREE."+this.type+": .stencilMask has been removed. Use .stencilFuncMask instead."),this.stencilFuncMask},set:function(t){console.warn("THREE."+this.type+": .stencilMask has been removed. Use .stencilFuncMask instead."),this.stencilFuncMask=t}},vertexTangents:{get:function(){console.warn("THREE."+this.type+": .vertexTangents has been removed.")},set:function(){console.warn("THREE."+this.type+": .vertexTangents has been removed.")}}}),Object.defineProperties(Dn.prototype,{derivatives:{get:function(){return console.warn("THREE.ShaderMaterial: .derivatives has been moved to .extensions.derivatives."),this.extensions.derivatives},set:function(t){console.warn("THREE. ShaderMaterial: .derivatives has been moved to .extensions.derivatives."),this.extensions.derivatives=t}}}),Qs.prototype.clearTarget=function(t,e,n,i){console.warn("THREE.WebGLRenderer: .clearTarget() has been deprecated. Use .setRenderTarget() and .clear() instead."),this.setRenderTarget(t),this.clear(e,n,i)},Qs.prototype.animate=function(t){console.warn("THREE.WebGLRenderer: .animate() is now .setAnimationLoop()."),this.setAnimationLoop(t)},Qs.prototype.getCurrentRenderTarget=function(){return console.warn("THREE.WebGLRenderer: .getCurrentRenderTarget() is now .getRenderTarget()."),this.getRenderTarget()},Qs.prototype.getMaxAnisotropy=function(){return console.warn("THREE.WebGLRenderer: .getMaxAnisotropy() is now .capabilities.getMaxAnisotropy()."),this.capabilities.getMaxAnisotropy()},Qs.prototype.getPrecision=function(){return console.warn("THREE.WebGLRenderer: .getPrecision() is now .capabilities.precision."),this.capabilities.precision},Qs.prototype.resetGLState=function(){return console.warn("THREE.WebGLRenderer: .resetGLState() is now .state.reset()."),this.state.reset()},Qs.prototype.supportsFloatTextures=function(){return console.warn("THREE.WebGLRenderer: .supportsFloatTextures() is now .extensions.get( 'OES_texture_float' )."),this.extensions.get("OES_texture_float")},Qs.prototype.supportsHalfFloatTextures=function(){return console.warn("THREE.WebGLRenderer: .supportsHalfFloatTextures() is now .extensions.get( 'OES_texture_half_float' )."),this.extensions.get("OES_texture_half_float")},Qs.prototype.supportsStandardDerivatives=function(){return console.warn("THREE.WebGLRenderer: .supportsStandardDerivatives() is now .extensions.get( 'OES_standard_derivatives' )."),this.extensions.get("OES_standard_derivatives")},Qs.prototype.supportsCompressedTextureS3TC=function(){return console.warn("THREE.WebGLRenderer: .supportsCompressedTextureS3TC() is now .extensions.get( 'WEBGL_compressed_texture_s3tc' )."),this.extensions.get("WEBGL_compressed_texture_s3tc")},Qs.prototype.supportsCompressedTexturePVRTC=function(){return console.warn("THREE.WebGLRenderer: .supportsCompressedTexturePVRTC() is now .extensions.get( 'WEBGL_compressed_texture_pvrtc' )."),this.extensions.get("WEBGL_compressed_texture_pvrtc")},Qs.prototype.supportsBlendMinMax=function(){return console.warn("THREE.WebGLRenderer: .supportsBlendMinMax() is now .extensions.get( 'EXT_blend_minmax' )."),this.extensions.get("EXT_blend_minmax")},Qs.prototype.supportsVertexTextures=function(){return console.warn("THREE.WebGLRenderer: .supportsVertexTextures() is now .capabilities.vertexTextures."),this.capabilities.vertexTextures},Qs.prototype.supportsInstancedArrays=function(){return console.warn("THREE.WebGLRenderer: .supportsInstancedArrays() is now .extensions.get( 'ANGLE_instanced_arrays' )."),this.extensions.get("ANGLE_instanced_arrays")},Qs.prototype.enableScissorTest=function(t){console.warn("THREE.WebGLRenderer: .enableScissorTest() is now .setScissorTest()."),this.setScissorTest(t)},Qs.prototype.initMaterial=function(){console.warn("THREE.WebGLRenderer: .initMaterial() has been removed.")},Qs.prototype.addPrePlugin=function(){console.warn("THREE.WebGLRenderer: .addPrePlugin() has been removed.")},Qs.prototype.addPostPlugin=function(){console.warn("THREE.WebGLRenderer: .addPostPlugin() has been removed.")},Qs.prototype.updateShadowMap=function(){console.warn("THREE.WebGLRenderer: .updateShadowMap() has been removed.")},Qs.prototype.setFaceCulling=function(){console.warn("THREE.WebGLRenderer: .setFaceCulling() has been removed.")},Qs.prototype.allocTextureUnit=function(){console.warn("THREE.WebGLRenderer: .allocTextureUnit() has been removed.")},Qs.prototype.setTexture=function(){console.warn("THREE.WebGLRenderer: .setTexture() has been removed.")},Qs.prototype.setTexture2D=function(){console.warn("THREE.WebGLRenderer: .setTexture2D() has been removed.")},Qs.prototype.setTextureCube=function(){console.warn("THREE.WebGLRenderer: .setTextureCube() has been removed.")},Qs.prototype.getActiveMipMapLevel=function(){return console.warn("THREE.WebGLRenderer: .getActiveMipMapLevel() is now .getActiveMipmapLevel()."),this.getActiveMipmapLevel()},Object.defineProperties(Qs.prototype,{shadowMapEnabled:{get:function(){return this.shadowMap.enabled},set:function(t){console.warn("THREE.WebGLRenderer: .shadowMapEnabled is now .shadowMap.enabled."),this.shadowMap.enabled=t}},shadowMapType:{get:function(){return this.shadowMap.type},set:function(t){console.warn("THREE.WebGLRenderer: .shadowMapType is now .shadowMap.type."),this.shadowMap.type=t}},shadowMapCullFace:{get:function(){console.warn("THREE.WebGLRenderer: .shadowMapCullFace has been removed. Set Material.shadowSide instead.")},set:function(){console.warn("THREE.WebGLRenderer: .shadowMapCullFace has been removed. Set Material.shadowSide instead.")}},context:{get:function(){return console.warn("THREE.WebGLRenderer: .context has been removed. Use .getContext() instead."),this.getContext()}},vr:{get:function(){return console.warn("THREE.WebGLRenderer: .vr has been renamed to .xr"),this.xr}},gammaInput:{get:function(){return console.warn("THREE.WebGLRenderer: .gammaInput has been removed. Set the encoding for textures via Texture.encoding instead."),!1},set:function(){console.warn("THREE.WebGLRenderer: .gammaInput has been removed. Set the encoding for textures via Texture.encoding instead.")}},gammaOutput:{get:function(){return console.warn("THREE.WebGLRenderer: .gammaOutput has been removed. Set WebGLRenderer.outputEncoding instead."),!1},set:function(t){console.warn("THREE.WebGLRenderer: .gammaOutput has been removed. Set WebGLRenderer.outputEncoding instead."),this.outputEncoding=!0===t?3001:3e3}},toneMappingWhitePoint:{get:function(){return console.warn("THREE.WebGLRenderer: .toneMappingWhitePoint has been removed."),1},set:function(){console.warn("THREE.WebGLRenderer: .toneMappingWhitePoint has been removed.")}}}),Object.defineProperties(_s.prototype,{cullFace:{get:function(){console.warn("THREE.WebGLRenderer: .shadowMap.cullFace has been removed. Set Material.shadowSide instead.")},set:function(){console.warn("THREE.WebGLRenderer: .shadowMap.cullFace has been removed. Set Material.shadowSide instead.")}},renderReverseSided:{get:function(){console.warn("THREE.WebGLRenderer: .shadowMap.renderReverseSided has been removed. Set Material.shadowSide instead.")},set:function(){console.warn("THREE.WebGLRenderer: .shadowMap.renderReverseSided has been removed. Set Material.shadowSide instead.")}},renderSingleSided:{get:function(){console.warn("THREE.WebGLRenderer: .shadowMap.renderSingleSided has been removed. Set Material.shadowSide instead.")},set:function(){console.warn("THREE.WebGLRenderer: .shadowMap.renderSingleSided has been removed. Set Material.shadowSide instead.")}}}),Object.defineProperties(wt.prototype,{wrapS:{get:function(){return console.warn("THREE.WebGLRenderTarget: .wrapS is now .texture.wrapS."),this.texture.wrapS},set:function(t){console.warn("THREE.WebGLRenderTarget: .wrapS is now .texture.wrapS."),this.texture.wrapS=t}},wrapT:{get:function(){return console.warn("THREE.WebGLRenderTarget: .wrapT is now .texture.wrapT."),this.texture.wrapT},set:function(t){console.warn("THREE.WebGLRenderTarget: .wrapT is now .texture.wrapT."),this.texture.wrapT=t}},magFilter:{get:function(){return console.warn("THREE.WebGLRenderTarget: .magFilter is now .texture.magFilter."),this.texture.magFilter},set:function(t){console.warn("THREE.WebGLRenderTarget: .magFilter is now .texture.magFilter."),this.texture.magFilter=t}},minFilter:{get:function(){return console.warn("THREE.WebGLRenderTarget: .minFilter is now .texture.minFilter."),this.texture.minFilter},set:function(t){console.warn("THREE.WebGLRenderTarget: .minFilter is now .texture.minFilter."),this.texture.minFilter=t}},anisotropy:{get:function(){return console.warn("THREE.WebGLRenderTarget: .anisotropy is now .texture.anisotropy."),this.texture.anisotropy},set:function(t){console.warn("THREE.WebGLRenderTarget: .anisotropy is now .texture.anisotropy."),this.texture.anisotropy=t}},offset:{get:function(){return console.warn("THREE.WebGLRenderTarget: .offset is now .texture.offset."),this.texture.offset},set:function(t){console.warn("THREE.WebGLRenderTarget: .offset is now .texture.offset."),this.texture.offset=t}},repeat:{get:function(){return console.warn("THREE.WebGLRenderTarget: .repeat is now .texture.repeat."),this.texture.repeat},set:function(t){console.warn("THREE.WebGLRenderTarget: .repeat is now .texture.repeat."),this.texture.repeat=t}},format:{get:function(){return console.warn("THREE.WebGLRenderTarget: .format is now .texture.format."),this.texture.format},set:function(t){console.warn("THREE.WebGLRenderTarget: .format is now .texture.format."),this.texture.format=t}},type:{get:function(){return console.warn("THREE.WebGLRenderTarget: .type is now .texture.type."),this.texture.type},set:function(t){console.warn("THREE.WebGLRenderTarget: .type is now .texture.type."),this.texture.type=t}},generateMipmaps:{get:function(){return console.warn("THREE.WebGLRenderTarget: .generateMipmaps is now .texture.generateMipmaps."),this.texture.generateMipmaps},set:function(t){console.warn("THREE.WebGLRenderTarget: .generateMipmaps is now .texture.generateMipmaps."),this.texture.generateMipmaps=t}}}),class extends Ce{constructor(t){super(),this.type="Audio",this.listener=t,this.context=t.context,this.gain=this.context.createGain(),this.gain.connect(t.getInput()),this.autoplay=!1,this.buffer=null,this.detune=0,this.loop=!1,this.loopStart=0,this.loopEnd=0,this.offset=0,this.duration=void 0,this.playbackRate=1,this.isPlaying=!1,this.hasPlaybackControl=!0,this.source=null,this.sourceType="empty",this._startedAt=0,this._progress=0,this._connected=!1,this.filters=[]}getOutput(){return this.gain}setNodeSource(t){return this.hasPlaybackControl=!1,this.sourceType="audioNode",this.source=t,this.connect(),this}setMediaElementSource(t){return this.hasPlaybackControl=!1,this.sourceType="mediaNode",this.source=this.context.createMediaElementSource(t),this.connect(),this}setMediaStreamSource(t){return this.hasPlaybackControl=!1,this.sourceType="mediaStreamNode",this.source=this.context.createMediaStreamSource(t),this.connect(),this}setBuffer(t){return this.buffer=t,this.sourceType="buffer",this.autoplay&&this.play(),this}play(t=0){if(!0===this.isPlaying)return void console.warn("THREE.Audio: Audio is already playing.");if(!1===this.hasPlaybackControl)return void console.warn("THREE.Audio: this Audio has no playback control.");this._startedAt=this.context.currentTime+t;const e=this.context.createBufferSource();return e.buffer=this.buffer,e.loop=this.loop,e.loopStart=this.loopStart,e.loopEnd=this.loopEnd,e.onended=this.onEnded.bind(this),e.start(this._startedAt,this._progress+this.offset,this.duration),this.isPlaying=!0,this.source=e,this.setDetune(this.detune),this.setPlaybackRate(this.playbackRate),this.connect()}pause(){if(!1!==this.hasPlaybackControl)return!0===this.isPlaying&&(this._progress+=Math.max(this.context.currentTime-this._startedAt,0)*this.playbackRate,!0===this.loop&&(this._progress=this._progress%(this.duration||this.buffer.duration)),this.source.stop(),this.source.onended=null,this.isPlaying=!1),this;console.warn("THREE.Audio: this Audio has no playback control.")}stop(){if(!1!==this.hasPlaybackControl)return this._progress=0,this.source.stop(),this.source.onended=null,this.isPlaying=!1,this;console.warn("THREE.Audio: this Audio has no playback control.")}connect(){if(this.filters.length>0){this.source.connect(this.filters[0]);for(let t=1,e=this.filters.length;t0){this.source.disconnect(this.filters[0]);for(let t=1,e=this.filters.length;t{const e=t.draco,a=new e.Decoder,o=new e.DecoderBuffer;o.Init(new Int8Array(i),i.byteLength);try{const t=function(t,e,i,r){const s=r.attributeIDs,a=r.attributeTypes;let o,l;const c=e.GetEncodedGeometryType(i);if(c===t.TRIANGULAR_MESH)o=new t.Mesh,l=e.DecodeBufferToMesh(i,o);else{if(c!==t.POINT_CLOUD)throw new Error("THREE.DRACOLoader: Unexpected geometry type.");o=new t.PointCloud,l=e.DecodeBufferToPointCloud(i,o)}if(!l.ok()||0===o.ptr)throw new Error("THREE.DRACOLoader: Decoding failed: "+l.error_msg());const h={index:null,attributes:[]};for(const i in s){const l=self[a[i]];let c,u;if(r.useUniqueIDs)u=s[i],c=e.GetAttributeByUniqueId(o,u);else{if(u=e.GetAttributeId(o,t[s[i]]),-1===u)continue;c=e.GetAttribute(o,u)}h.attributes.push(n(t,e,o,i,l,c))}c===t.TRIANGULAR_MESH&&(h.index=function(t,e,n){const i=3*n.num_faces(),r=4*i,s=t._malloc(r);e.GetTrianglesUInt32Array(n,r,s);const a=new Uint32Array(t.HEAPF32.buffer,s,i).slice();return t._free(s),{array:a,itemSize:1}}(t,e,o));return t.destroy(o),h}(e,a,o,s),i=t.attributes.map((t=>t.array.buffer));t.index&&i.push(t.index.array.buffer),self.postMessage({type:"decode",id:r.id,geometry:t},i)}catch(t){console.error(t),self.postMessage({type:"error",id:r.id,error:t.message})}finally{e.destroy(o),e.destroy(a)}}))}}}class tc extends Ko{constructor(t){super(t),this.dracoLoader=null,this.ktx2Loader=null,this.meshoptDecoder=null,this.pluginCallbacks=[],this.register((function(t){return new sc(t)})),this.register((function(t){return new hc(t)})),this.register((function(t){return new uc(t)})),this.register((function(t){return new ac(t)})),this.register((function(t){return new oc(t)})),this.register((function(t){return new lc(t)})),this.register((function(t){return new cc(t)})),this.register((function(t){return new ic(t)})),this.register((function(t){return new dc(t)}))}load(t,e,n,i){const r=this;let s;s=""!==this.resourcePath?this.resourcePath:""!==this.path?this.path:_l.extractUrlBase(t),this.manager.itemStart(t);const a=function(e){i?i(e):console.error(e),r.manager.itemError(t),r.manager.itemEnd(t)},o=new $o(this.manager);o.setPath(this.path),o.setResponseType("arraybuffer"),o.setRequestHeader(this.requestHeader),o.setWithCredentials(this.withCredentials),o.load(t,(function(n){try{r.parse(n,s,(function(n){e(n),r.manager.itemEnd(t)}),a)}catch(t){a(t)}}),n,a)}setDRACOLoader(t){return this.dracoLoader=t,this}setDDSLoader(){throw new Error('THREE.GLTFLoader: "MSFT_texture_dds" no longer supported. Please update to "KHR_texture_basisu".')}setKTX2Loader(t){return this.ktx2Loader=t,this}setMeshoptDecoder(t){return this.meshoptDecoder=t,this}register(t){return-1===this.pluginCallbacks.indexOf(t)&&this.pluginCallbacks.push(t),this}unregister(t){return-1!==this.pluginCallbacks.indexOf(t)&&this.pluginCallbacks.splice(this.pluginCallbacks.indexOf(t),1),this}parse(t,e,n,i){let r;const s={},a={};if("string"==typeof t)r=t;else{if(_l.decodeText(new Uint8Array(t,0,4))===pc){try{s[nc.KHR_BINARY_GLTF]=new gc(t)}catch(t){return void(i&&i(t))}r=s[nc.KHR_BINARY_GLTF].content}else r=_l.decodeText(new Uint8Array(t))}const o=JSON.parse(r);if(void 0===o.asset||o.asset.version[0]<2)return void(i&&i(new Error("THREE.GLTFLoader: Unsupported asset. glTF versions >=2.0 are supported.")));const l=new Yc(o,{path:e||this.resourcePath||"",crossOrigin:this.crossOrigin,requestHeader:this.requestHeader,manager:this.manager,ktx2Loader:this.ktx2Loader,meshoptDecoder:this.meshoptDecoder});l.fileLoader.setRequestHeader(this.requestHeader);for(let t=0;t=0&&void 0===a[e]&&console.warn('THREE.GLTFLoader: Unknown extension "'+e+'".')}}l.setExtensions(s),l.setPlugins(a),l.parse(n,i)}}function ec(){let t={};return{get:function(e){return t[e]},add:function(e,n){t[e]=n},remove:function(e){delete t[e]},removeAll:function(){t={}}}}const nc={KHR_BINARY_GLTF:"KHR_binary_glTF",KHR_DRACO_MESH_COMPRESSION:"KHR_draco_mesh_compression",KHR_LIGHTS_PUNCTUAL:"KHR_lights_punctual",KHR_MATERIALS_CLEARCOAT:"KHR_materials_clearcoat",KHR_MATERIALS_IOR:"KHR_materials_ior",KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS:"KHR_materials_pbrSpecularGlossiness",KHR_MATERIALS_SPECULAR:"KHR_materials_specular",KHR_MATERIALS_TRANSMISSION:"KHR_materials_transmission",KHR_MATERIALS_UNLIT:"KHR_materials_unlit",KHR_MATERIALS_VOLUME:"KHR_materials_volume",KHR_TEXTURE_BASISU:"KHR_texture_basisu",KHR_TEXTURE_TRANSFORM:"KHR_texture_transform",KHR_MESH_QUANTIZATION:"KHR_mesh_quantization",EXT_TEXTURE_WEBP:"EXT_texture_webp",EXT_MESHOPT_COMPRESSION:"EXT_meshopt_compression"};class ic{constructor(t){this.parser=t,this.name=nc.KHR_LIGHTS_PUNCTUAL,this.cache={refs:{},uses:{}}}_markDefs(){const t=this.parser,e=this.parser.json.nodes||[];for(let n=0,i=e.length;n=0)throw new Error("THREE.GLTFLoader: setKTX2Loader must be called before loading KTX2 textures");return null}return e.loadTextureImage(t,s,a)}}class uc{constructor(t){this.parser=t,this.name=nc.EXT_TEXTURE_WEBP,this.isSupported=null}loadTexture(t){const e=this.name,n=this.parser,i=n.json,r=i.textures[t];if(!r.extensions||!r.extensions[e])return null;const s=r.extensions[e],a=i.images[s.source];let o=n.textureLoader;if(a.uri){const t=n.options.manager.getHandler(a.uri);null!==t&&(o=t)}return this.detectSupport().then((function(r){if(r)return n.loadTextureImage(t,a,o);if(i.extensionsRequired&&i.extensionsRequired.indexOf(e)>=0)throw new Error("THREE.GLTFLoader: WebP required by asset but unsupported.");return n.loadTexture(t)}))}detectSupport(){return this.isSupported||(this.isSupported=new Promise((function(t){const e=new Image;e.src="data:image/webp;base64,UklGRiIAAABXRUJQVlA4IBYAAAAwAQCdASoBAAEADsD+JaQAA3AAAAAA",e.onload=e.onerror=function(){t(1===e.height)}}))),this.isSupported}}class dc{constructor(t){this.name=nc.EXT_MESHOPT_COMPRESSION,this.parser=t}loadBufferView(t){const e=this.parser.json,n=e.bufferViews[t];if(n.extensions&&n.extensions[this.name]){const t=n.extensions[this.name],i=this.parser.getDependency("buffer",t.buffer),r=this.parser.options.meshoptDecoder;if(!r||!r.supported){if(e.extensionsRequired&&e.extensionsRequired.indexOf(this.name)>=0)throw new Error("THREE.GLTFLoader: setMeshoptDecoder must be called before loading compressed files");return null}return Promise.all([i,r.ready]).then((function(e){const n=t.byteOffset||0,i=t.byteLength||0,s=t.count,a=t.byteStride,o=new ArrayBuffer(s*a),l=new Uint8Array(e[0],n,i);return r.decodeGltfBuffer(new Uint8Array(o),s,a,l,t.mode,t.filter),o}))}return null}}const pc="glTF",Ac=1313821514,mc=5130562;class gc{constructor(t){this.name=nc.KHR_BINARY_GLTF,this.content=null,this.body=null;const e=new DataView(t,0,12);if(this.header={magic:_l.decodeText(new Uint8Array(t.slice(0,4))),version:e.getUint32(4,!0),length:e.getUint32(8,!0)},this.header.magic!==pc)throw new Error("THREE.GLTFLoader: Unsupported glTF-Binary header.");if(this.header.version<2)throw new Error("THREE.GLTFLoader: Legacy binary file detected.");const n=this.header.length-12,i=new DataView(t,12);let r=0;for(;r",e).replace("#include ",n).replace("#include ",i).replace("#include ",r).replace("#include ",s)},Object.defineProperties(this,{specular:{get:function(){return a.specular.value},set:function(t){a.specular.value=t}},specularMap:{get:function(){return a.specularMap.value},set:function(t){a.specularMap.value=t,t?this.defines.USE_SPECULARMAP="":delete this.defines.USE_SPECULARMAP}},glossiness:{get:function(){return a.glossiness.value},set:function(t){a.glossiness.value=t}},glossinessMap:{get:function(){return a.glossinessMap.value},set:function(t){a.glossinessMap.value=t,t?(this.defines.USE_GLOSSINESSMAP="",this.defines.USE_UV=""):(delete this.defines.USE_GLOSSINESSMAP,delete this.defines.USE_UV)}}}),delete this.metalness,delete this.roughness,delete this.metalnessMap,delete this.roughnessMap,this.setValues(t)}copy(t){return super.copy(t),this.specularMap=t.specularMap,this.specular.copy(t.specular),this.glossinessMap=t.glossinessMap,this.glossiness=t.glossiness,delete this.metalness,delete this.roughness,delete this.metalnessMap,delete this.roughnessMap,this}}class xc{constructor(){this.name=nc.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS,this.specularGlossinessParams=["color","map","lightMap","lightMapIntensity","aoMap","aoMapIntensity","emissive","emissiveIntensity","emissiveMap","bumpMap","bumpScale","normalMap","normalMapType","displacementMap","displacementScale","displacementBias","specularMap","specular","glossinessMap","glossiness","alphaMap","envMap","envMapIntensity","refractionRatio"]}getMaterialType(){return yc}extendParams(t,e,n){const i=e.extensions[this.name];t.color=new qe(1,1,1),t.opacity=1;const r=[];if(Array.isArray(i.diffuseFactor)){const e=i.diffuseFactor;t.color.fromArray(e),t.opacity=e[3]}if(void 0!==i.diffuseTexture&&r.push(n.assignTexture(t,"map",i.diffuseTexture)),t.emissive=new qe(0,0,0),t.glossiness=void 0!==i.glossinessFactor?i.glossinessFactor:1,t.specular=new qe(1,1,1),Array.isArray(i.specularFactor)&&t.specular.fromArray(i.specularFactor),void 0!==i.specularGlossinessTexture){const e=i.specularGlossinessTexture;r.push(n.assignTexture(t,"glossinessMap",e)),r.push(n.assignTexture(t,"specularMap",e))}return Promise.all(r)}createMaterial(t){const e=new yc(t);return e.fog=!0,e.color=t.color,e.map=void 0===t.map?null:t.map,e.lightMap=null,e.lightMapIntensity=1,e.aoMap=void 0===t.aoMap?null:t.aoMap,e.aoMapIntensity=1,e.emissive=t.emissive,e.emissiveIntensity=1,e.emissiveMap=void 0===t.emissiveMap?null:t.emissiveMap,e.bumpMap=void 0===t.bumpMap?null:t.bumpMap,e.bumpScale=1,e.normalMap=void 0===t.normalMap?null:t.normalMap,e.normalMapType=0,t.normalScale&&(e.normalScale=t.normalScale),e.displacementMap=null,e.displacementScale=1,e.displacementBias=0,e.specularMap=void 0===t.specularMap?null:t.specularMap,e.specular=t.specular,e.glossinessMap=void 0===t.glossinessMap?null:t.glossinessMap,e.glossiness=t.glossiness,e.alphaMap=null,e.envMap=void 0===t.envMap?null:t.envMap,e.envMapIntensity=1,e.refractionRatio=.98,e}}class wc{constructor(){this.name=nc.KHR_MESH_QUANTIZATION}}class Ec extends Po{constructor(t,e,n,i){super(t,e,n,i)}copySampleValue_(t){const e=this.resultBuffer,n=this.sampleValues,i=this.valueSize,r=t*i*3+i;for(let t=0;t!==i;t++)e[t]=n[r+t];return e}}Ec.prototype.beforeStart_=Ec.prototype.copySampleValue_,Ec.prototype.afterEnd_=Ec.prototype.copySampleValue_,Ec.prototype.interpolate_=function(t,e,n,i){const r=this.resultBuffer,s=this.sampleValues,a=this.valueSize,o=2*a,l=3*a,c=i-e,h=(n-e)/c,u=h*h,d=u*h,p=t*l,A=p-l,m=-2*d+3*u,g=d-u,f=1-m,v=g-u+h;for(let t=0;t!==a;t++){const e=s[A+t+a],n=s[A+t+o]*c,i=s[p+t+a],l=s[p+t]*c;r[t]=f*e+v*n+m*i+g*l}return r};const bc=0,_c=1,Ic=2,Cc=3,Mc=4,Sc=5,Bc=6,Tc={5120:Int8Array,5121:Uint8Array,5122:Int16Array,5123:Uint16Array,5125:Uint32Array,5126:Float32Array},Lc={9728:1003,9729:1006,9984:1004,9985:1007,9986:1005,9987:1008},Rc={33071:1001,33648:1002,10497:1e3},Dc={SCALAR:1,VEC2:2,VEC3:3,VEC4:4,MAT2:4,MAT3:9,MAT4:16},Qc={POSITION:"position",NORMAL:"normal",TANGENT:"tangent",TEXCOORD_0:"uv",TEXCOORD_1:"uv2",COLOR_0:"color",WEIGHTS_0:"skinWeight",JOINTS_0:"skinIndex"},Pc={scale:"scale",translation:"position",rotation:"quaternion",weights:"morphTargetInfluences"},Fc={CUBICSPLINE:void 0,LINEAR:2301,STEP:2300},Nc="OPAQUE",Uc="MASK",kc="BLEND";function Gc(t,e){return"string"!=typeof t||""===t?"":(/^https?:\/\//i.test(e)&&/^\//.test(t)&&(e=e.replace(/(^https?:\/\/[^\/]+).*/i,"$1")),/^(https?:)?\/\//i.test(t)||/^data:.*,.*$/i.test(t)||/^blob:.*$/i.test(t)?t:e+t)}function Oc(t){return void 0===t.DefaultMaterial&&(t.DefaultMaterial=new Ro({color:16777215,emissive:0,metalness:1,roughness:1,transparent:!1,depthTest:!0,side:0})),t.DefaultMaterial}function Hc(t,e,n){for(const i in n.extensions)void 0===t[i]&&(e.userData.gltfExtensions=e.userData.gltfExtensions||{},e.userData.gltfExtensions[i]=n.extensions[i])}function zc(t,e){void 0!==e.extras&&("object"==typeof e.extras?Object.assign(t.userData,e.extras):console.warn("THREE.GLTFLoader: Ignoring primitive type .extras, "+e.extras))}function Vc(t,e){if(t.updateMorphTargets(),void 0!==e.weights)for(let n=0,i=e.weights.length;n=2&&p.setY(e,h[t*s+1]),s>=3&&p.setZ(e,h[t*s+2]),s>=4&&p.setW(e,h[t*s+3]),s>=5)throw new Error("THREE.GLTFLoader: Unsupported itemSize in sparse BufferAttribute.")}}return p}))}loadTexture(t){const e=this.json,n=this.options,i=e.textures[t],r=e.images[i.source];let s=this.textureLoader;if(r.uri){const t=n.manager.getHandler(r.uri);null!==t&&(s=t)}return this.loadTextureImage(t,r,s)}loadTextureImage(t,e,n){const i=this,r=this.json,s=this.options,a=r.textures[t],o=(e.uri||e.bufferView)+":"+a.sampler;if(this.textureCache[o])return this.textureCache[o];const l=self.URL||self.webkitURL;let c=e.uri||"",h=!1,u=!0;const d=c.search(/\.jpe?g($|\?)/i)>0||0===c.search(/^data\:image\/jpeg/);if(("image/jpeg"===e.mimeType||d)&&(u=!1),void 0!==e.bufferView)c=i.getDependency("bufferView",e.bufferView).then((function(t){if("image/png"===e.mimeType){const e=new DataView(t,25,1).getUint8(0,!1);u=6===e||4===e||3===e}h=!0;const n=new Blob([t],{type:e.mimeType});return c=l.createObjectURL(n),c}));else if(void 0===e.uri)throw new Error("THREE.GLTFLoader: Image "+t+" is missing URI and bufferView");const p=Promise.resolve(c).then((function(t){return new Promise((function(e,i){let r=e;!0===n.isImageBitmapLoader&&(r=function(t){const n=new vt(t);n.needsUpdate=!0,e(n)}),n.load(Gc(t,s.path),r,void 0,i)}))})).then((function(e){!0===h&&l.revokeObjectURL(c),e.flipY=!1,a.name&&(e.name=a.name),u||(e.format=1022);const n=(r.samplers||{})[a.sampler]||{};return e.magFilter=Lc[n.magFilter]||1006,e.minFilter=Lc[n.minFilter]||1008,e.wrapS=Rc[n.wrapS]||1e3,e.wrapT=Rc[n.wrapT]||1e3,i.associations.set(e,{type:"textures",index:t}),e})).catch((function(){return console.error("THREE.GLTFLoader: Couldn't load texture",c),null}));return this.textureCache[o]=p,p}assignTexture(t,e,n){const i=this;return this.getDependency("texture",n.index).then((function(r){if(void 0===n.texCoord||0==n.texCoord||"aoMap"===e&&1==n.texCoord||console.warn("THREE.GLTFLoader: Custom UV set "+n.texCoord+" for texture "+e+" not yet supported."),i.extensions[nc.KHR_TEXTURE_TRANSFORM]){const t=void 0!==n.extensions?n.extensions[nc.KHR_TEXTURE_TRANSFORM]:void 0;if(t){const e=i.associations.get(r);r=i.extensions[nc.KHR_TEXTURE_TRANSFORM].extendTexture(r,t),i.associations.set(r,e)}}return t[e]=r,r}))}assignFinalMaterial(t){const e=t.geometry;let n=t.material;const i=void 0!==e.attributes.tangent,r=void 0!==e.attributes.color,s=void 0===e.attributes.normal;if(t.isPoints){const t="PointsMaterial:"+n.uuid;let e=this.cache.get(t);e||(e=new Ca,ke.prototype.copy.call(e,n),e.color.copy(n.color),e.map=n.map,e.sizeAttenuation=!1,this.cache.add(t,e)),n=e}else if(t.isLine){const t="LineBasicMaterial:"+n.uuid;let e=this.cache.get(t);e||(e=new ma,ke.prototype.copy.call(e,n),e.color.copy(n.color),this.cache.add(t,e)),n=e}if(i||r||s){let t="ClonedMaterial:"+n.uuid+":";n.isGLTFSpecularGlossinessMaterial&&(t+="specular-glossiness:"),i&&(t+="vertex-tangents:"),r&&(t+="vertex-colors:"),s&&(t+="flat-shading:");let e=this.cache.get(t);e||(e=n.clone(),r&&(e.vertexColors=!0),s&&(e.flatShading=!0),i&&(e.normalScale&&(e.normalScale.y*=-1),e.clearcoatNormalScale&&(e.clearcoatNormalScale.y*=-1)),this.cache.add(t,e),this.associations.set(e,this.associations.get(n))),n=e}n.aoMap&&void 0===e.attributes.uv2&&void 0!==e.attributes.uv&&e.setAttribute("uv2",e.attributes.uv),t.material=n}getMaterialType(){return Ro}loadMaterial(t){const e=this,n=this.json,i=this.extensions,r=n.materials[t];let s;const a={},o=r.extensions||{},l=[];if(o[nc.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS]){const t=i[nc.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS];s=t.getMaterialType(),l.push(t.extendParams(a,r,e))}else if(o[nc.KHR_MATERIALS_UNLIT]){const t=i[nc.KHR_MATERIALS_UNLIT];s=t.getMaterialType(),l.push(t.extendParams(a,r,e))}else{const n=r.pbrMetallicRoughness||{};if(a.color=new qe(1,1,1),a.opacity=1,Array.isArray(n.baseColorFactor)){const t=n.baseColorFactor;a.color.fromArray(t),a.opacity=t[3]}void 0!==n.baseColorTexture&&l.push(e.assignTexture(a,"map",n.baseColorTexture)),a.metalness=void 0!==n.metallicFactor?n.metallicFactor:1,a.roughness=void 0!==n.roughnessFactor?n.roughnessFactor:1,void 0!==n.metallicRoughnessTexture&&(l.push(e.assignTexture(a,"metalnessMap",n.metallicRoughnessTexture)),l.push(e.assignTexture(a,"roughnessMap",n.metallicRoughnessTexture))),s=this._invokeOne((function(e){return e.getMaterialType&&e.getMaterialType(t)})),l.push(Promise.all(this._invokeAll((function(e){return e.extendMaterialParams&&e.extendMaterialParams(t,a)}))))}!0===r.doubleSided&&(a.side=2);const c=r.alphaMode||Nc;return c===kc?(a.transparent=!0,a.depthWrite=!1):(a.transparent=!1,c===Uc&&(a.alphaTest=void 0!==r.alphaCutoff?r.alphaCutoff:.5)),void 0!==r.normalTexture&&s!==je&&(l.push(e.assignTexture(a,"normalMap",r.normalTexture)),a.normalScale=new pt(1,-1),void 0!==r.normalTexture.scale&&a.normalScale.set(r.normalTexture.scale,-r.normalTexture.scale)),void 0!==r.occlusionTexture&&s!==je&&(l.push(e.assignTexture(a,"aoMap",r.occlusionTexture)),void 0!==r.occlusionTexture.strength&&(a.aoMapIntensity=r.occlusionTexture.strength)),void 0!==r.emissiveFactor&&s!==je&&(a.emissive=(new qe).fromArray(r.emissiveFactor)),void 0!==r.emissiveTexture&&s!==je&&l.push(e.assignTexture(a,"emissiveMap",r.emissiveTexture)),Promise.all(l).then((function(){let n;return n=s===yc?i[nc.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS].createMaterial(a):new s(a),r.name&&(n.name=r.name),n.map&&(n.map.encoding=3001),n.emissiveMap&&(n.emissiveMap.encoding=3001),zc(n,r),e.associations.set(n,{type:"materials",index:t}),r.extensions&&Hc(i,n,r),n}))}createUniqueName(t){const e=Ul.sanitizeNodeName(t||"");let n=e;for(let t=1;this.nodeNamesUsed[n];++t)n=e+"_"+t;return this.nodeNamesUsed[n]=!0,n}loadGeometries(t){const e=this,n=this.extensions,i=this.primitiveCache;function r(t){return n[nc.KHR_DRACO_MESH_COMPRESSION].decodePrimitive(t,e).then((function(n){return Xc(n,t,e)}))}const s=[];for(let n=0,a=t.length;n0&&Vc(u,r),u.name=e.createUniqueName(r.name||"mesh_"+t),zc(u,r),h.extensions&&Hc(i,u,h),e.assignFinalMaterial(u),l.push(u)}if(1===l.length)return l[0];const c=new Bs;for(let t=0,e=l.length;t1?new Bs:1===e.length?e[0]:new Ce,a!==e[0])for(let t=0,n=e.length;t{if(uh.has(t)){return uh.get(t).promise.then(e).catch(i)}this._createTexture([t]).then((function(t){s.copy(t),s.needsUpdate=!0,e&&e(s)})).catch(i)}),n,i),s}parseInternalAsync(t){const{levels:e}=t,n=new Set;for(let t=0;t(n=e,i=this.workerNextTaskID++,new Promise(((e,s)=>{n._callbacks[i]={resolve:e,reject:s},n.postMessage({type:"transcode",id:i,buffers:t,taskConfig:r},t)}))))).then((t=>{const{mipmaps:e,width:n,height:i,format:r}=t,s=new Da(e,n,i,r,1009);return s.minFilter=1===e.length?1006:1008,s.magFilter=1006,s.generateMipmaps=!1,s.needsUpdate=!0,s}));return a.catch((()=>!0)).then((()=>{n&&i&&(n._taskLoad-=s,delete n._callbacks[i])})),uh.set(t[0],{promise:a}),a}_initTranscoder(){if(!this.transcoderPending){const t=new $o(this.manager);t.setPath(this.transcoderPath),t.setWithCredentials(this.withCredentials);const e=new Promise(((e,n)=>{t.load("basis_transcoder.js",e,void 0,n)})),n=new $o(this.manager);n.setPath(this.transcoderPath),n.setResponseType("arraybuffer"),n.setWithCredentials(this.withCredentials);const i=new Promise(((t,e)=>{n.load("basis_transcoder.wasm",t,void 0,e)}));this.transcoderPending=Promise.all([e,i]).then((([t,e])=>{const n=dh.BasisWorker.toString(),i=["/* constants */","let _EngineFormat = "+JSON.stringify(dh.EngineFormat),"let _TranscoderFormat = "+JSON.stringify(dh.TranscoderFormat),"let _BasisFormat = "+JSON.stringify(dh.BasisFormat),"/* basis_transcoder.js */",t,"/* worker */",n.substring(n.indexOf("{")+1,n.lastIndexOf("}"))].join("\n");this.workerSourceURL=URL.createObjectURL(new Blob([i])),this.transcoderBinary=e}))}return this.transcoderPending}_allocateWorker(t){return this._initTranscoder().then((()=>{if(this.workerPool.lengthe._taskLoad?-1:1}));const e=this.workerPool[this.workerPool.length-1];return e._taskLoad+=t,e}))}dispose(){for(let t=0;t{n={wasmBinary:a,onRuntimeInitialized:t},BASIS(n)})).then((()=>{n.initializeBasis()}));break;case"transcode":e.then((()=>{try{const{width:t,height:e,hasAlpha:i,mipmaps:a,format:o}=r.taskConfig.lowLevel?function(t){const{basisFormat:e,width:i,height:r,hasAlpha:a}=t,{transcoderFormat:o,engineFormat:l}=c(e,i,r,a),A=n.getBytesPerBlockOrPixel(o);h(n.isFormatSupported(o),"THREE.BasisTextureLoader: Unsupported format.");const m=[];if(e===s.ETC1S){const e=new n.LowLevelETC1SImageTranscoder,{endpointCount:i,endpointsData:r,selectorCount:s,selectorsData:l,tablesData:c}=t.globalData;try{let n;n=e.decodePalettes(i,r,s,l),h(n,"THREE.BasisTextureLoader: decodePalettes() failed."),n=e.decodeTables(c),h(n,"THREE.BasisTextureLoader: decodeTables() failed.");for(let i=0;it.arrayBuffer())).then((t=>WebAssembly.instantiate(t,gh))).then((t=>{Ah=t.instance,gh.env.emscripten_notify_memory_growth(0)}))),ph}decode(t,e=0){const n=t.byteLength,i=Ah.exports.malloc(n);mh.set(t,i),e=e||Number(Ah.exports.ZSTD_findDecompressedSize(i,n));const r=Ah.exports.malloc(e),s=Ah.exports.ZSTD_decompress(r,e,i,n),a=mh.slice(r,r+s);return Ah.exports.free(i),Ah.exports.free(r),a}}const vh="AGFzbQEAAAABpQEVYAF/AX9gAn9/AGADf39/AX9gBX9/f39/AX9gAX8AYAJ/fwF/YAR/f39/AX9gA39/fwBgBn9/f39/fwF/YAd/f39/f39/AX9gAn9/AX5gAn5+AX5gAABgBX9/f39/AGAGf39/f39/AGAIf39/f39/f38AYAl/f39/f39/f38AYAABf2AIf39/f39/f38Bf2ANf39/f39/f39/f39/fwF/YAF/AX4CJwEDZW52H2Vtc2NyaXB0ZW5fbm90aWZ5X21lbW9yeV9ncm93dGgABANpaAEFAAAFAgEFCwACAQABAgIFBQcAAwABDgsBAQcAEhMHAAUBDAQEAAANBwQCAgYCBAgDAwMDBgEACQkHBgICAAYGAgQUBwYGAwIGAAMCAQgBBwUGCgoEEQAEBAEIAwgDBQgDEA8IAAcABAUBcAECAgUEAQCAAgYJAX8BQaCgwAILB2AHBm1lbW9yeQIABm1hbGxvYwAoBGZyZWUAJgxaU1REX2lzRXJyb3IAaBlaU1REX2ZpbmREZWNvbXByZXNzZWRTaXplAFQPWlNURF9kZWNvbXByZXNzAEoGX3N0YXJ0ACQJBwEAQQELASQKussBaA8AIAAgACgCBCABajYCBAsZACAAKAIAIAAoAgRBH3F0QQAgAWtBH3F2CwgAIABBiH9LC34BBH9BAyEBIAAoAgQiA0EgTQRAIAAoAggiASAAKAIQTwRAIAAQDQ8LIAAoAgwiAiABRgRAQQFBAiADQSBJGw8LIAAgASABIAJrIANBA3YiBCABIARrIAJJIgEbIgJrIgQ2AgggACADIAJBA3RrNgIEIAAgBCgAADYCAAsgAQsUAQF/IAAgARACIQIgACABEAEgAgv3AQECfyACRQRAIABCADcCACAAQQA2AhAgAEIANwIIQbh/DwsgACABNgIMIAAgAUEEajYCECACQQRPBEAgACABIAJqIgFBfGoiAzYCCCAAIAMoAAA2AgAgAUF/ai0AACIBBEAgAEEIIAEQFGs2AgQgAg8LIABBADYCBEF/DwsgACABNgIIIAAgAS0AACIDNgIAIAJBfmoiBEEBTQRAIARBAWtFBEAgACABLQACQRB0IANyIgM2AgALIAAgAS0AAUEIdCADajYCAAsgASACakF/ai0AACIBRQRAIABBADYCBEFsDwsgAEEoIAEQFCACQQN0ams2AgQgAgsWACAAIAEpAAA3AAAgACABKQAINwAICy8BAX8gAUECdEGgHWooAgAgACgCAEEgIAEgACgCBGprQR9xdnEhAiAAIAEQASACCyEAIAFCz9bTvtLHq9lCfiAAfEIfiUKHla+vmLbem55/fgsdAQF/IAAoAgggACgCDEYEfyAAKAIEQSBGBUEACwuCBAEDfyACQYDAAE8EQCAAIAEgAhBnIAAPCyAAIAJqIQMCQCAAIAFzQQNxRQRAAkAgAkEBSARAIAAhAgwBCyAAQQNxRQRAIAAhAgwBCyAAIQIDQCACIAEtAAA6AAAgAUEBaiEBIAJBAWoiAiADTw0BIAJBA3ENAAsLAkAgA0F8cSIEQcAASQ0AIAIgBEFAaiIFSw0AA0AgAiABKAIANgIAIAIgASgCBDYCBCACIAEoAgg2AgggAiABKAIMNgIMIAIgASgCEDYCECACIAEoAhQ2AhQgAiABKAIYNgIYIAIgASgCHDYCHCACIAEoAiA2AiAgAiABKAIkNgIkIAIgASgCKDYCKCACIAEoAiw2AiwgAiABKAIwNgIwIAIgASgCNDYCNCACIAEoAjg2AjggAiABKAI8NgI8IAFBQGshASACQUBrIgIgBU0NAAsLIAIgBE8NAQNAIAIgASgCADYCACABQQRqIQEgAkEEaiICIARJDQALDAELIANBBEkEQCAAIQIMAQsgA0F8aiIEIABJBEAgACECDAELIAAhAgNAIAIgAS0AADoAACACIAEtAAE6AAEgAiABLQACOgACIAIgAS0AAzoAAyABQQRqIQEgAkEEaiICIARNDQALCyACIANJBEADQCACIAEtAAA6AAAgAUEBaiEBIAJBAWoiAiADRw0ACwsgAAsMACAAIAEpAAA3AAALQQECfyAAKAIIIgEgACgCEEkEQEEDDwsgACAAKAIEIgJBB3E2AgQgACABIAJBA3ZrIgE2AgggACABKAAANgIAQQALDAAgACABKAIANgAAC/cCAQJ/AkAgACABRg0AAkAgASACaiAASwRAIAAgAmoiBCABSw0BCyAAIAEgAhALDwsgACABc0EDcSEDAkACQCAAIAFJBEAgAwRAIAAhAwwDCyAAQQNxRQRAIAAhAwwCCyAAIQMDQCACRQ0EIAMgAS0AADoAACABQQFqIQEgAkF/aiECIANBAWoiA0EDcQ0ACwwBCwJAIAMNACAEQQNxBEADQCACRQ0FIAAgAkF/aiICaiIDIAEgAmotAAA6AAAgA0EDcQ0ACwsgAkEDTQ0AA0AgACACQXxqIgJqIAEgAmooAgA2AgAgAkEDSw0ACwsgAkUNAgNAIAAgAkF/aiICaiABIAJqLQAAOgAAIAINAAsMAgsgAkEDTQ0AIAIhBANAIAMgASgCADYCACABQQRqIQEgA0EEaiEDIARBfGoiBEEDSw0ACyACQQNxIQILIAJFDQADQCADIAEtAAA6AAAgA0EBaiEDIAFBAWohASACQX9qIgINAAsLIAAL8wICAn8BfgJAIAJFDQAgACACaiIDQX9qIAE6AAAgACABOgAAIAJBA0kNACADQX5qIAE6AAAgACABOgABIANBfWogAToAACAAIAE6AAIgAkEHSQ0AIANBfGogAToAACAAIAE6AAMgAkEJSQ0AIABBACAAa0EDcSIEaiIDIAFB/wFxQYGChAhsIgE2AgAgAyACIARrQXxxIgRqIgJBfGogATYCACAEQQlJDQAgAyABNgIIIAMgATYCBCACQXhqIAE2AgAgAkF0aiABNgIAIARBGUkNACADIAE2AhggAyABNgIUIAMgATYCECADIAE2AgwgAkFwaiABNgIAIAJBbGogATYCACACQWhqIAE2AgAgAkFkaiABNgIAIAQgA0EEcUEYciIEayICQSBJDQAgAa0iBUIghiAFhCEFIAMgBGohAQNAIAEgBTcDGCABIAU3AxAgASAFNwMIIAEgBTcDACABQSBqIQEgAkFgaiICQR9LDQALCyAACy8BAn8gACgCBCAAKAIAQQJ0aiICLQACIQMgACACLwEAIAEgAi0AAxAIajYCACADCy8BAn8gACgCBCAAKAIAQQJ0aiICLQACIQMgACACLwEAIAEgAi0AAxAFajYCACADCx8AIAAgASACKAIEEAg2AgAgARAEGiAAIAJBCGo2AgQLCAAgAGdBH3MLugUBDX8jAEEQayIKJAACfyAEQQNNBEAgCkEANgIMIApBDGogAyAEEAsaIAAgASACIApBDGpBBBAVIgBBbCAAEAMbIAAgACAESxsMAQsgAEEAIAEoAgBBAXRBAmoQECENQVQgAygAACIGQQ9xIgBBCksNABogAiAAQQVqNgIAIAMgBGoiAkF8aiEMIAJBeWohDiACQXtqIRAgAEEGaiELQQQhBSAGQQR2IQRBICAAdCIAQQFyIQkgASgCACEPQQAhAiADIQYCQANAIAlBAkggAiAPS3JFBEAgAiEHAkAgCARAA0AgBEH//wNxQf//A0YEQCAHQRhqIQcgBiAQSQR/IAZBAmoiBigAACAFdgUgBUEQaiEFIARBEHYLIQQMAQsLA0AgBEEDcSIIQQNGBEAgBUECaiEFIARBAnYhBCAHQQNqIQcMAQsLIAcgCGoiByAPSw0EIAVBAmohBQNAIAIgB0kEQCANIAJBAXRqQQA7AQAgAkEBaiECDAELCyAGIA5LQQAgBiAFQQN1aiIHIAxLG0UEQCAHKAAAIAVBB3EiBXYhBAwCCyAEQQJ2IQQLIAYhBwsCfyALQX9qIAQgAEF/anEiBiAAQQF0QX9qIgggCWsiEUkNABogBCAIcSIEQQAgESAEIABIG2shBiALCyEIIA0gAkEBdGogBkF/aiIEOwEAIAlBASAGayAEIAZBAUgbayEJA0AgCSAASARAIABBAXUhACALQX9qIQsMAQsLAn8gByAOS0EAIAcgBSAIaiIFQQN1aiIGIAxLG0UEQCAFQQdxDAELIAUgDCIGIAdrQQN0awshBSACQQFqIQIgBEUhCCAGKAAAIAVBH3F2IQQMAQsLQWwgCUEBRyAFQSBKcg0BGiABIAJBf2o2AgAgBiAFQQdqQQN1aiADawwBC0FQCyEAIApBEGokACAACwkAQQFBBSAAGwsMACAAIAEoAAA2AAALqgMBCn8jAEHwAGsiCiQAIAJBAWohDiAAQQhqIQtBgIAEIAVBf2p0QRB1IQxBACECQQEhBkEBIAV0IglBf2oiDyEIA0AgAiAORkUEQAJAIAEgAkEBdCINai8BACIHQf//A0YEQCALIAhBA3RqIAI2AgQgCEF/aiEIQQEhBwwBCyAGQQAgDCAHQRB0QRB1ShshBgsgCiANaiAHOwEAIAJBAWohAgwBCwsgACAFNgIEIAAgBjYCACAJQQN2IAlBAXZqQQNqIQxBACEAQQAhBkEAIQIDQCAGIA5GBEADQAJAIAAgCUYNACAKIAsgAEEDdGoiASgCBCIGQQF0aiICIAIvAQAiAkEBajsBACABIAUgAhAUayIIOgADIAEgAiAIQf8BcXQgCWs7AQAgASAEIAZBAnQiAmooAgA6AAIgASACIANqKAIANgIEIABBAWohAAwBCwsFIAEgBkEBdGouAQAhDUEAIQcDQCAHIA1ORQRAIAsgAkEDdGogBjYCBANAIAIgDGogD3EiAiAISw0ACyAHQQFqIQcMAQsLIAZBAWohBgwBCwsgCkHwAGokAAsjAEIAIAEQCSAAhUKHla+vmLbem55/fkLj3MqV/M7y9YV/fAsQACAAQn43AwggACABNgIACyQBAX8gAARAIAEoAgQiAgRAIAEoAgggACACEQEADwsgABAmCwsfACAAIAEgAi8BABAINgIAIAEQBBogACACQQRqNgIEC0oBAX9BoCAoAgAiASAAaiIAQX9MBEBBiCBBMDYCAEF/DwsCQCAAPwBBEHRNDQAgABBmDQBBiCBBMDYCAEF/DwtBoCAgADYCACABC9cBAQh/Qbp/IQoCQCACKAIEIgggAigCACIJaiIOIAEgAGtLDQBBbCEKIAkgBCADKAIAIgtrSw0AIAAgCWoiBCACKAIIIgxrIQ0gACABQWBqIg8gCyAJQQAQKSADIAkgC2o2AgACQAJAIAwgBCAFa00EQCANIQUMAQsgDCAEIAZrSw0CIAcgDSAFayIAaiIBIAhqIAdNBEAgBCABIAgQDxoMAgsgBCABQQAgAGsQDyEBIAIgACAIaiIINgIEIAEgAGshBAsgBCAPIAUgCEEBECkLIA4hCgsgCgubAgEBfyMAQYABayINJAAgDSADNgJ8AkAgAkEDSwRAQX8hCQwBCwJAAkACQAJAIAJBAWsOAwADAgELIAZFBEBBuH8hCQwEC0FsIQkgBS0AACICIANLDQMgACAHIAJBAnQiAmooAgAgAiAIaigCABA7IAEgADYCAEEBIQkMAwsgASAJNgIAQQAhCQwCCyAKRQRAQWwhCQwCC0EAIQkgC0UgDEEZSHINAUEIIAR0QQhqIQBBACECA0AgAiAATw0CIAJBQGshAgwAAAsAC0FsIQkgDSANQfwAaiANQfgAaiAFIAYQFSICEAMNACANKAJ4IgMgBEsNACAAIA0gDSgCfCAHIAggAxAYIAEgADYCACACIQkLIA1BgAFqJAAgCQsLACAAIAEgAhALGgsQACAALwAAIAAtAAJBEHRyCy8AAn9BuH8gAUEISQ0AGkFyIAAoAAQiAEF3Sw0AGkG4fyAAQQhqIgAgACABSxsLCwkAIAAgATsAAAsDAAELigYBBX8gACAAKAIAIgVBfnE2AgBBACAAIAVBAXZqQYQgKAIAIgQgAEYbIQECQAJAIAAoAgQiAkUNACACKAIAIgNBAXENACACQQhqIgUgA0EBdkF4aiIDQQggA0EISxtnQR9zQQJ0QYAfaiIDKAIARgRAIAMgAigCDDYCAAsgAigCCCIDBEAgAyACKAIMNgIECyACKAIMIgMEQCADIAIoAgg2AgALIAIgAigCACAAKAIAQX5xajYCAEGEICEAAkACQCABRQ0AIAEgAjYCBCABKAIAIgNBAXENASADQQF2QXhqIgNBCCADQQhLG2dBH3NBAnRBgB9qIgMoAgAgAUEIakYEQCADIAEoAgw2AgALIAEoAggiAwRAIAMgASgCDDYCBAsgASgCDCIDBEAgAyABKAIINgIAQYQgKAIAIQQLIAIgAigCACABKAIAQX5xajYCACABIARGDQAgASABKAIAQQF2akEEaiEACyAAIAI2AgALIAIoAgBBAXZBeGoiAEEIIABBCEsbZ0Efc0ECdEGAH2oiASgCACEAIAEgBTYCACACIAA2AgwgAkEANgIIIABFDQEgACAFNgIADwsCQCABRQ0AIAEoAgAiAkEBcQ0AIAJBAXZBeGoiAkEIIAJBCEsbZ0Efc0ECdEGAH2oiAigCACABQQhqRgRAIAIgASgCDDYCAAsgASgCCCICBEAgAiABKAIMNgIECyABKAIMIgIEQCACIAEoAgg2AgBBhCAoAgAhBAsgACAAKAIAIAEoAgBBfnFqIgI2AgACQCABIARHBEAgASABKAIAQQF2aiAANgIEIAAoAgAhAgwBC0GEICAANgIACyACQQF2QXhqIgFBCCABQQhLG2dBH3NBAnRBgB9qIgIoAgAhASACIABBCGoiAjYCACAAIAE2AgwgAEEANgIIIAFFDQEgASACNgIADwsgBUEBdkF4aiIBQQggAUEISxtnQR9zQQJ0QYAfaiICKAIAIQEgAiAAQQhqIgI2AgAgACABNgIMIABBADYCCCABRQ0AIAEgAjYCAAsLDgAgAARAIABBeGoQJQsLgAIBA38CQCAAQQ9qQXhxQYQgKAIAKAIAQQF2ayICEB1Bf0YNAAJAQYQgKAIAIgAoAgAiAUEBcQ0AIAFBAXZBeGoiAUEIIAFBCEsbZ0Efc0ECdEGAH2oiASgCACAAQQhqRgRAIAEgACgCDDYCAAsgACgCCCIBBEAgASAAKAIMNgIECyAAKAIMIgFFDQAgASAAKAIINgIAC0EBIQEgACAAKAIAIAJBAXRqIgI2AgAgAkEBcQ0AIAJBAXZBeGoiAkEIIAJBCEsbZ0Efc0ECdEGAH2oiAygCACECIAMgAEEIaiIDNgIAIAAgAjYCDCAAQQA2AgggAkUNACACIAM2AgALIAELtwIBA38CQAJAIABBASAAGyICEDgiAA0AAkACQEGEICgCACIARQ0AIAAoAgAiA0EBcQ0AIAAgA0EBcjYCACADQQF2QXhqIgFBCCABQQhLG2dBH3NBAnRBgB9qIgEoAgAgAEEIakYEQCABIAAoAgw2AgALIAAoAggiAQRAIAEgACgCDDYCBAsgACgCDCIBBEAgASAAKAIINgIACyACECchAkEAIQFBhCAoAgAhACACDQEgACAAKAIAQX5xNgIAQQAPCyACQQ9qQXhxIgMQHSICQX9GDQIgAkEHakF4cSIAIAJHBEAgACACaxAdQX9GDQMLAkBBhCAoAgAiAUUEQEGAICAANgIADAELIAAgATYCBAtBhCAgADYCACAAIANBAXRBAXI2AgAMAQsgAEUNAQsgAEEIaiEBCyABC7kDAQJ/IAAgA2ohBQJAIANBB0wEQANAIAAgBU8NAiAAIAItAAA6AAAgAEEBaiEAIAJBAWohAgwAAAsACyAEQQFGBEACQCAAIAJrIgZBB00EQCAAIAItAAA6AAAgACACLQABOgABIAAgAi0AAjoAAiAAIAItAAM6AAMgAEEEaiACIAZBAnQiBkHAHmooAgBqIgIQFyACIAZB4B5qKAIAayECDAELIAAgAhAMCyACQQhqIQIgAEEIaiEACwJAAkACQAJAIAUgAU0EQCAAIANqIQEgBEEBRyAAIAJrQQ9Kcg0BA0AgACACEAwgAkEIaiECIABBCGoiACABSQ0ACwwFCyAAIAFLBEAgACEBDAQLIARBAUcgACACa0EPSnINASAAIQMgAiEEA0AgAyAEEAwgBEEIaiEEIANBCGoiAyABSQ0ACwwCCwNAIAAgAhAHIAJBEGohAiAAQRBqIgAgAUkNAAsMAwsgACEDIAIhBANAIAMgBBAHIARBEGohBCADQRBqIgMgAUkNAAsLIAIgASAAa2ohAgsDQCABIAVPDQEgASACLQAAOgAAIAFBAWohASACQQFqIQIMAAALAAsLQQECfyAAIAAoArjgASIDNgLE4AEgACgCvOABIQQgACABNgK84AEgACABIAJqNgK44AEgACABIAQgA2tqNgLA4AELpgEBAX8gACAAKALs4QEQFjYCyOABIABCADcD+OABIABCADcDuOABIABBwOABakIANwMAIABBqNAAaiIBQYyAgOAANgIAIABBADYCmOIBIABCADcDiOEBIABCAzcDgOEBIABBrNABakHgEikCADcCACAAQbTQAWpB6BIoAgA2AgAgACABNgIMIAAgAEGYIGo2AgggACAAQaAwajYCBCAAIABBEGo2AgALYQEBf0G4fyEDAkAgAUEDSQ0AIAIgABAhIgFBA3YiADYCCCACIAFBAXE2AgQgAiABQQF2QQNxIgM2AgACQCADQX9qIgFBAksNAAJAIAFBAWsOAgEAAgtBbA8LIAAhAwsgAwsMACAAIAEgAkEAEC4LiAQCA38CfiADEBYhBCAAQQBBKBAQIQAgBCACSwRAIAQPCyABRQRAQX8PCwJAAkAgA0EBRg0AIAEoAAAiBkGo6r5pRg0AQXYhAyAGQXBxQdDUtMIBRw0BQQghAyACQQhJDQEgAEEAQSgQECEAIAEoAAQhASAAQQE2AhQgACABrTcDAEEADwsgASACIAMQLyIDIAJLDQAgACADNgIYQXIhAyABIARqIgVBf2otAAAiAkEIcQ0AIAJBIHEiBkUEQEFwIQMgBS0AACIFQacBSw0BIAVBB3GtQgEgBUEDdkEKaq2GIgdCA4h+IAd8IQggBEEBaiEECyACQQZ2IQMgAkECdiEFAkAgAkEDcUF/aiICQQJLBEBBACECDAELAkACQAJAIAJBAWsOAgECAAsgASAEai0AACECIARBAWohBAwCCyABIARqLwAAIQIgBEECaiEEDAELIAEgBGooAAAhAiAEQQRqIQQLIAVBAXEhBQJ+AkACQAJAIANBf2oiA0ECTQRAIANBAWsOAgIDAQtCfyAGRQ0DGiABIARqMQAADAMLIAEgBGovAACtQoACfAwCCyABIARqKAAArQwBCyABIARqKQAACyEHIAAgBTYCICAAIAI2AhwgACAHNwMAQQAhAyAAQQA2AhQgACAHIAggBhsiBzcDCCAAIAdCgIAIIAdCgIAIVBs+AhALIAMLWwEBf0G4fyEDIAIQFiICIAFNBH8gACACakF/ai0AACIAQQNxQQJ0QaAeaigCACACaiAAQQZ2IgFBAnRBsB5qKAIAaiAAQSBxIgBFaiABRSAAQQV2cWoFQbh/CwsdACAAKAKQ4gEQWiAAQQA2AqDiASAAQgA3A5DiAQu1AwEFfyMAQZACayIKJABBuH8hBgJAIAVFDQAgBCwAACIIQf8BcSEHAkAgCEF/TARAIAdBgn9qQQF2IgggBU8NAkFsIQYgB0GBf2oiBUGAAk8NAiAEQQFqIQdBACEGA0AgBiAFTwRAIAUhBiAIIQcMAwUgACAGaiAHIAZBAXZqIgQtAABBBHY6AAAgACAGQQFyaiAELQAAQQ9xOgAAIAZBAmohBgwBCwAACwALIAcgBU8NASAAIARBAWogByAKEFMiBhADDQELIAYhBEEAIQYgAUEAQTQQECEJQQAhBQNAIAQgBkcEQCAAIAZqIggtAAAiAUELSwRAQWwhBgwDBSAJIAFBAnRqIgEgASgCAEEBajYCACAGQQFqIQZBASAILQAAdEEBdSAFaiEFDAILAAsLQWwhBiAFRQ0AIAUQFEEBaiIBQQxLDQAgAyABNgIAQQFBASABdCAFayIDEBQiAXQgA0cNACAAIARqIAFBAWoiADoAACAJIABBAnRqIgAgACgCAEEBajYCACAJKAIEIgBBAkkgAEEBcXINACACIARBAWo2AgAgB0EBaiEGCyAKQZACaiQAIAYLxhEBDH8jAEHwAGsiBSQAQWwhCwJAIANBCkkNACACLwAAIQogAi8AAiEJIAIvAAQhByAFQQhqIAQQDgJAIAMgByAJIApqakEGaiIMSQ0AIAUtAAohCCAFQdgAaiACQQZqIgIgChAGIgsQAw0BIAVBQGsgAiAKaiICIAkQBiILEAMNASAFQShqIAIgCWoiAiAHEAYiCxADDQEgBUEQaiACIAdqIAMgDGsQBiILEAMNASAAIAFqIg9BfWohECAEQQRqIQZBASELIAAgAUEDakECdiIDaiIMIANqIgIgA2oiDiEDIAIhBCAMIQcDQCALIAMgEElxBEAgACAGIAVB2ABqIAgQAkECdGoiCS8BADsAACAFQdgAaiAJLQACEAEgCS0AAyELIAcgBiAFQUBrIAgQAkECdGoiCS8BADsAACAFQUBrIAktAAIQASAJLQADIQogBCAGIAVBKGogCBACQQJ0aiIJLwEAOwAAIAVBKGogCS0AAhABIAktAAMhCSADIAYgBUEQaiAIEAJBAnRqIg0vAQA7AAAgBUEQaiANLQACEAEgDS0AAyENIAAgC2oiCyAGIAVB2ABqIAgQAkECdGoiAC8BADsAACAFQdgAaiAALQACEAEgAC0AAyEAIAcgCmoiCiAGIAVBQGsgCBACQQJ0aiIHLwEAOwAAIAVBQGsgBy0AAhABIActAAMhByAEIAlqIgkgBiAFQShqIAgQAkECdGoiBC8BADsAACAFQShqIAQtAAIQASAELQADIQQgAyANaiIDIAYgBUEQaiAIEAJBAnRqIg0vAQA7AAAgBUEQaiANLQACEAEgACALaiEAIAcgCmohByAEIAlqIQQgAyANLQADaiEDIAVB2ABqEA0gBUFAaxANciAFQShqEA1yIAVBEGoQDXJFIQsMAQsLIAQgDksgByACS3INAEFsIQsgACAMSw0BIAxBfWohCQNAQQAgACAJSSAFQdgAahAEGwRAIAAgBiAFQdgAaiAIEAJBAnRqIgovAQA7AAAgBUHYAGogCi0AAhABIAAgCi0AA2oiACAGIAVB2ABqIAgQAkECdGoiCi8BADsAACAFQdgAaiAKLQACEAEgACAKLQADaiEADAEFIAxBfmohCgNAIAVB2ABqEAQgACAKS3JFBEAgACAGIAVB2ABqIAgQAkECdGoiCS8BADsAACAFQdgAaiAJLQACEAEgACAJLQADaiEADAELCwNAIAAgCk0EQCAAIAYgBUHYAGogCBACQQJ0aiIJLwEAOwAAIAVB2ABqIAktAAIQASAAIAktAANqIQAMAQsLAkAgACAMTw0AIAAgBiAFQdgAaiAIEAIiAEECdGoiDC0AADoAACAMLQADQQFGBEAgBUHYAGogDC0AAhABDAELIAUoAlxBH0sNACAFQdgAaiAGIABBAnRqLQACEAEgBSgCXEEhSQ0AIAVBIDYCXAsgAkF9aiEMA0BBACAHIAxJIAVBQGsQBBsEQCAHIAYgBUFAayAIEAJBAnRqIgAvAQA7AAAgBUFAayAALQACEAEgByAALQADaiIAIAYgBUFAayAIEAJBAnRqIgcvAQA7AAAgBUFAayAHLQACEAEgACAHLQADaiEHDAEFIAJBfmohDANAIAVBQGsQBCAHIAxLckUEQCAHIAYgBUFAayAIEAJBAnRqIgAvAQA7AAAgBUFAayAALQACEAEgByAALQADaiEHDAELCwNAIAcgDE0EQCAHIAYgBUFAayAIEAJBAnRqIgAvAQA7AAAgBUFAayAALQACEAEgByAALQADaiEHDAELCwJAIAcgAk8NACAHIAYgBUFAayAIEAIiAEECdGoiAi0AADoAACACLQADQQFGBEAgBUFAayACLQACEAEMAQsgBSgCREEfSw0AIAVBQGsgBiAAQQJ0ai0AAhABIAUoAkRBIUkNACAFQSA2AkQLIA5BfWohAgNAQQAgBCACSSAFQShqEAQbBEAgBCAGIAVBKGogCBACQQJ0aiIALwEAOwAAIAVBKGogAC0AAhABIAQgAC0AA2oiACAGIAVBKGogCBACQQJ0aiIELwEAOwAAIAVBKGogBC0AAhABIAAgBC0AA2ohBAwBBSAOQX5qIQIDQCAFQShqEAQgBCACS3JFBEAgBCAGIAVBKGogCBACQQJ0aiIALwEAOwAAIAVBKGogAC0AAhABIAQgAC0AA2ohBAwBCwsDQCAEIAJNBEAgBCAGIAVBKGogCBACQQJ0aiIALwEAOwAAIAVBKGogAC0AAhABIAQgAC0AA2ohBAwBCwsCQCAEIA5PDQAgBCAGIAVBKGogCBACIgBBAnRqIgItAAA6AAAgAi0AA0EBRgRAIAVBKGogAi0AAhABDAELIAUoAixBH0sNACAFQShqIAYgAEECdGotAAIQASAFKAIsQSFJDQAgBUEgNgIsCwNAQQAgAyAQSSAFQRBqEAQbBEAgAyAGIAVBEGogCBACQQJ0aiIALwEAOwAAIAVBEGogAC0AAhABIAMgAC0AA2oiACAGIAVBEGogCBACQQJ0aiICLwEAOwAAIAVBEGogAi0AAhABIAAgAi0AA2ohAwwBBSAPQX5qIQIDQCAFQRBqEAQgAyACS3JFBEAgAyAGIAVBEGogCBACQQJ0aiIALwEAOwAAIAVBEGogAC0AAhABIAMgAC0AA2ohAwwBCwsDQCADIAJNBEAgAyAGIAVBEGogCBACQQJ0aiIALwEAOwAAIAVBEGogAC0AAhABIAMgAC0AA2ohAwwBCwsCQCADIA9PDQAgAyAGIAVBEGogCBACIgBBAnRqIgItAAA6AAAgAi0AA0EBRgRAIAVBEGogAi0AAhABDAELIAUoAhRBH0sNACAFQRBqIAYgAEECdGotAAIQASAFKAIUQSFJDQAgBUEgNgIUCyABQWwgBUHYAGoQCiAFQUBrEApxIAVBKGoQCnEgBUEQahAKcRshCwwJCwAACwALAAALAAsAAAsACwAACwALQWwhCwsgBUHwAGokACALC7UEAQ5/IwBBEGsiBiQAIAZBBGogABAOQVQhBQJAIARB3AtJDQAgBi0ABCEHIANB8ARqQQBB7AAQECEIIAdBDEsNACADQdwJaiIJIAggBkEIaiAGQQxqIAEgAhAxIhAQA0UEQCAGKAIMIgQgB0sNASADQdwFaiEPIANBpAVqIREgAEEEaiESIANBqAVqIQEgBCEFA0AgBSICQX9qIQUgCCACQQJ0aigCAEUNAAsgAkEBaiEOQQEhBQNAIAUgDk9FBEAgCCAFQQJ0IgtqKAIAIQwgASALaiAKNgIAIAVBAWohBSAKIAxqIQoMAQsLIAEgCjYCAEEAIQUgBigCCCELA0AgBSALRkUEQCABIAUgCWotAAAiDEECdGoiDSANKAIAIg1BAWo2AgAgDyANQQF0aiINIAw6AAEgDSAFOgAAIAVBAWohBQwBCwtBACEBIANBADYCqAUgBEF/cyAHaiEJQQEhBQNAIAUgDk9FBEAgCCAFQQJ0IgtqKAIAIQwgAyALaiABNgIAIAwgBSAJanQgAWohASAFQQFqIQUMAQsLIAcgBEEBaiIBIAJrIgRrQQFqIQgDQEEBIQUgBCAIT0UEQANAIAUgDk9FBEAgBUECdCIJIAMgBEE0bGpqIAMgCWooAgAgBHY2AgAgBUEBaiEFDAELCyAEQQFqIQQMAQsLIBIgByAPIAogESADIAIgARBkIAZBAToABSAGIAc6AAYgACAGKAIENgIACyAQIQULIAZBEGokACAFC8ENAQt/IwBB8ABrIgUkAEFsIQkCQCADQQpJDQAgAi8AACEKIAIvAAIhDCACLwAEIQYgBUEIaiAEEA4CQCADIAYgCiAMampBBmoiDUkNACAFLQAKIQcgBUHYAGogAkEGaiICIAoQBiIJEAMNASAFQUBrIAIgCmoiAiAMEAYiCRADDQEgBUEoaiACIAxqIgIgBhAGIgkQAw0BIAVBEGogAiAGaiADIA1rEAYiCRADDQEgACABaiIOQX1qIQ8gBEEEaiEGQQEhCSAAIAFBA2pBAnYiAmoiCiACaiIMIAJqIg0hAyAMIQQgCiECA0AgCSADIA9JcQRAIAYgBUHYAGogBxACQQF0aiIILQAAIQsgBUHYAGogCC0AARABIAAgCzoAACAGIAVBQGsgBxACQQF0aiIILQAAIQsgBUFAayAILQABEAEgAiALOgAAIAYgBUEoaiAHEAJBAXRqIggtAAAhCyAFQShqIAgtAAEQASAEIAs6AAAgBiAFQRBqIAcQAkEBdGoiCC0AACELIAVBEGogCC0AARABIAMgCzoAACAGIAVB2ABqIAcQAkEBdGoiCC0AACELIAVB2ABqIAgtAAEQASAAIAs6AAEgBiAFQUBrIAcQAkEBdGoiCC0AACELIAVBQGsgCC0AARABIAIgCzoAASAGIAVBKGogBxACQQF0aiIILQAAIQsgBUEoaiAILQABEAEgBCALOgABIAYgBUEQaiAHEAJBAXRqIggtAAAhCyAFQRBqIAgtAAEQASADIAs6AAEgA0ECaiEDIARBAmohBCACQQJqIQIgAEECaiEAIAkgBUHYAGoQDUVxIAVBQGsQDUVxIAVBKGoQDUVxIAVBEGoQDUVxIQkMAQsLIAQgDUsgAiAMS3INAEFsIQkgACAKSw0BIApBfWohCQNAIAVB2ABqEAQgACAJT3JFBEAgBiAFQdgAaiAHEAJBAXRqIggtAAAhCyAFQdgAaiAILQABEAEgACALOgAAIAYgBUHYAGogBxACQQF0aiIILQAAIQsgBUHYAGogCC0AARABIAAgCzoAASAAQQJqIQAMAQsLA0AgBUHYAGoQBCAAIApPckUEQCAGIAVB2ABqIAcQAkEBdGoiCS0AACEIIAVB2ABqIAktAAEQASAAIAg6AAAgAEEBaiEADAELCwNAIAAgCkkEQCAGIAVB2ABqIAcQAkEBdGoiCS0AACEIIAVB2ABqIAktAAEQASAAIAg6AAAgAEEBaiEADAELCyAMQX1qIQADQCAFQUBrEAQgAiAAT3JFBEAgBiAFQUBrIAcQAkEBdGoiCi0AACEJIAVBQGsgCi0AARABIAIgCToAACAGIAVBQGsgBxACQQF0aiIKLQAAIQkgBUFAayAKLQABEAEgAiAJOgABIAJBAmohAgwBCwsDQCAFQUBrEAQgAiAMT3JFBEAgBiAFQUBrIAcQAkEBdGoiAC0AACEKIAVBQGsgAC0AARABIAIgCjoAACACQQFqIQIMAQsLA0AgAiAMSQRAIAYgBUFAayAHEAJBAXRqIgAtAAAhCiAFQUBrIAAtAAEQASACIAo6AAAgAkEBaiECDAELCyANQX1qIQADQCAFQShqEAQgBCAAT3JFBEAgBiAFQShqIAcQAkEBdGoiAi0AACEKIAVBKGogAi0AARABIAQgCjoAACAGIAVBKGogBxACQQF0aiICLQAAIQogBUEoaiACLQABEAEgBCAKOgABIARBAmohBAwBCwsDQCAFQShqEAQgBCANT3JFBEAgBiAFQShqIAcQAkEBdGoiAC0AACECIAVBKGogAC0AARABIAQgAjoAACAEQQFqIQQMAQsLA0AgBCANSQRAIAYgBUEoaiAHEAJBAXRqIgAtAAAhAiAFQShqIAAtAAEQASAEIAI6AAAgBEEBaiEEDAELCwNAIAVBEGoQBCADIA9PckUEQCAGIAVBEGogBxACQQF0aiIALQAAIQIgBUEQaiAALQABEAEgAyACOgAAIAYgBUEQaiAHEAJBAXRqIgAtAAAhAiAFQRBqIAAtAAEQASADIAI6AAEgA0ECaiEDDAELCwNAIAVBEGoQBCADIA5PckUEQCAGIAVBEGogBxACQQF0aiIALQAAIQIgBUEQaiAALQABEAEgAyACOgAAIANBAWohAwwBCwsDQCADIA5JBEAgBiAFQRBqIAcQAkEBdGoiAC0AACECIAVBEGogAC0AARABIAMgAjoAACADQQFqIQMMAQsLIAFBbCAFQdgAahAKIAVBQGsQCnEgBUEoahAKcSAFQRBqEApxGyEJDAELQWwhCQsgBUHwAGokACAJC8oCAQR/IwBBIGsiBSQAIAUgBBAOIAUtAAIhByAFQQhqIAIgAxAGIgIQA0UEQCAEQQRqIQIgACABaiIDQX1qIQQDQCAFQQhqEAQgACAET3JFBEAgAiAFQQhqIAcQAkEBdGoiBi0AACEIIAVBCGogBi0AARABIAAgCDoAACACIAVBCGogBxACQQF0aiIGLQAAIQggBUEIaiAGLQABEAEgACAIOgABIABBAmohAAwBCwsDQCAFQQhqEAQgACADT3JFBEAgAiAFQQhqIAcQAkEBdGoiBC0AACEGIAVBCGogBC0AARABIAAgBjoAACAAQQFqIQAMAQsLA0AgACADT0UEQCACIAVBCGogBxACQQF0aiIELQAAIQYgBUEIaiAELQABEAEgACAGOgAAIABBAWohAAwBCwsgAUFsIAVBCGoQChshAgsgBUEgaiQAIAILtgMBCX8jAEEQayIGJAAgBkEANgIMIAZBADYCCEFUIQQCQAJAIANBQGsiDCADIAZBCGogBkEMaiABIAIQMSICEAMNACAGQQRqIAAQDiAGKAIMIgcgBi0ABEEBaksNASAAQQRqIQogBkEAOgAFIAYgBzoABiAAIAYoAgQ2AgAgB0EBaiEJQQEhBANAIAQgCUkEQCADIARBAnRqIgEoAgAhACABIAU2AgAgACAEQX9qdCAFaiEFIARBAWohBAwBCwsgB0EBaiEHQQAhBSAGKAIIIQkDQCAFIAlGDQEgAyAFIAxqLQAAIgRBAnRqIgBBASAEdEEBdSILIAAoAgAiAWoiADYCACAHIARrIQhBACEEAkAgC0EDTQRAA0AgBCALRg0CIAogASAEakEBdGoiACAIOgABIAAgBToAACAEQQFqIQQMAAALAAsDQCABIABPDQEgCiABQQF0aiIEIAg6AAEgBCAFOgAAIAQgCDoAAyAEIAU6AAIgBCAIOgAFIAQgBToABCAEIAg6AAcgBCAFOgAGIAFBBGohAQwAAAsACyAFQQFqIQUMAAALAAsgAiEECyAGQRBqJAAgBAutAQECfwJAQYQgKAIAIABHIAAoAgBBAXYiAyABa0F4aiICQXhxQQhHcgR/IAIFIAMQJ0UNASACQQhqC0EQSQ0AIAAgACgCACICQQFxIAAgAWpBD2pBeHEiASAAa0EBdHI2AgAgASAANgIEIAEgASgCAEEBcSAAIAJBAXZqIAFrIgJBAXRyNgIAQYQgIAEgAkH/////B3FqQQRqQYQgKAIAIABGGyABNgIAIAEQJQsLygIBBX8CQAJAAkAgAEEIIABBCEsbZ0EfcyAAaUEBR2oiAUEESSAAIAF2cg0AIAFBAnRB/B5qKAIAIgJFDQADQCACQXhqIgMoAgBBAXZBeGoiBSAATwRAIAIgBUEIIAVBCEsbZ0Efc0ECdEGAH2oiASgCAEYEQCABIAIoAgQ2AgALDAMLIARBHksNASAEQQFqIQQgAigCBCICDQALC0EAIQMgAUEgTw0BA0AgAUECdEGAH2ooAgAiAkUEQCABQR5LIQIgAUEBaiEBIAJFDQEMAwsLIAIgAkF4aiIDKAIAQQF2QXhqIgFBCCABQQhLG2dBH3NBAnRBgB9qIgEoAgBGBEAgASACKAIENgIACwsgAigCACIBBEAgASACKAIENgIECyACKAIEIgEEQCABIAIoAgA2AgALIAMgAygCAEEBcjYCACADIAAQNwsgAwvhCwINfwV+IwBB8ABrIgckACAHIAAoAvDhASIINgJcIAEgAmohDSAIIAAoAoDiAWohDwJAAkAgBUUEQCABIQQMAQsgACgCxOABIRAgACgCwOABIREgACgCvOABIQ4gAEEBNgKM4QFBACEIA0AgCEEDRwRAIAcgCEECdCICaiAAIAJqQazQAWooAgA2AkQgCEEBaiEIDAELC0FsIQwgB0EYaiADIAQQBhADDQEgB0EsaiAHQRhqIAAoAgAQEyAHQTRqIAdBGGogACgCCBATIAdBPGogB0EYaiAAKAIEEBMgDUFgaiESIAEhBEEAIQwDQCAHKAIwIAcoAixBA3RqKQIAIhRCEIinQf8BcSEIIAcoAkAgBygCPEEDdGopAgAiFUIQiKdB/wFxIQsgBygCOCAHKAI0QQN0aikCACIWQiCIpyEJIBVCIIghFyAUQiCIpyECAkAgFkIQiKdB/wFxIgNBAk8EQAJAIAZFIANBGUlyRQRAIAkgB0EYaiADQSAgBygCHGsiCiAKIANLGyIKEAUgAyAKayIDdGohCSAHQRhqEAQaIANFDQEgB0EYaiADEAUgCWohCQwBCyAHQRhqIAMQBSAJaiEJIAdBGGoQBBoLIAcpAkQhGCAHIAk2AkQgByAYNwNIDAELAkAgA0UEQCACBEAgBygCRCEJDAMLIAcoAkghCQwBCwJAAkAgB0EYakEBEAUgCSACRWpqIgNBA0YEQCAHKAJEQX9qIgMgA0VqIQkMAQsgA0ECdCAHaigCRCIJIAlFaiEJIANBAUYNAQsgByAHKAJINgJMCwsgByAHKAJENgJIIAcgCTYCRAsgF6chAyALBEAgB0EYaiALEAUgA2ohAwsgCCALakEUTwRAIAdBGGoQBBoLIAgEQCAHQRhqIAgQBSACaiECCyAHQRhqEAQaIAcgB0EYaiAUQhiIp0H/AXEQCCAUp0H//wNxajYCLCAHIAdBGGogFUIYiKdB/wFxEAggFadB//8DcWo2AjwgB0EYahAEGiAHIAdBGGogFkIYiKdB/wFxEAggFqdB//8DcWo2AjQgByACNgJgIAcoAlwhCiAHIAk2AmggByADNgJkAkACQAJAIAQgAiADaiILaiASSw0AIAIgCmoiEyAPSw0AIA0gBGsgC0Egak8NAQsgByAHKQNoNwMQIAcgBykDYDcDCCAEIA0gB0EIaiAHQdwAaiAPIA4gESAQEB4hCwwBCyACIARqIQggBCAKEAcgAkERTwRAIARBEGohAgNAIAIgCkEQaiIKEAcgAkEQaiICIAhJDQALCyAIIAlrIQIgByATNgJcIAkgCCAOa0sEQCAJIAggEWtLBEBBbCELDAILIBAgAiAOayICaiIKIANqIBBNBEAgCCAKIAMQDxoMAgsgCCAKQQAgAmsQDyEIIAcgAiADaiIDNgJkIAggAmshCCAOIQILIAlBEE8EQCADIAhqIQMDQCAIIAIQByACQRBqIQIgCEEQaiIIIANJDQALDAELAkAgCUEHTQRAIAggAi0AADoAACAIIAItAAE6AAEgCCACLQACOgACIAggAi0AAzoAAyAIQQRqIAIgCUECdCIDQcAeaigCAGoiAhAXIAIgA0HgHmooAgBrIQIgBygCZCEDDAELIAggAhAMCyADQQlJDQAgAyAIaiEDIAhBCGoiCCACQQhqIgJrQQ9MBEADQCAIIAIQDCACQQhqIQIgCEEIaiIIIANJDQAMAgALAAsDQCAIIAIQByACQRBqIQIgCEEQaiIIIANJDQALCyAHQRhqEAQaIAsgDCALEAMiAhshDCAEIAQgC2ogAhshBCAFQX9qIgUNAAsgDBADDQFBbCEMIAdBGGoQBEECSQ0BQQAhCANAIAhBA0cEQCAAIAhBAnQiAmpBrNABaiACIAdqKAJENgIAIAhBAWohCAwBCwsgBygCXCEIC0G6fyEMIA8gCGsiACANIARrSw0AIAQEfyAEIAggABALIABqBUEACyABayEMCyAHQfAAaiQAIAwLkRcCFn8FfiMAQdABayIHJAAgByAAKALw4QEiCDYCvAEgASACaiESIAggACgCgOIBaiETAkACQCAFRQRAIAEhAwwBCyAAKALE4AEhESAAKALA4AEhFSAAKAK84AEhDyAAQQE2AozhAUEAIQgDQCAIQQNHBEAgByAIQQJ0IgJqIAAgAmpBrNABaigCADYCVCAIQQFqIQgMAQsLIAcgETYCZCAHIA82AmAgByABIA9rNgJoQWwhECAHQShqIAMgBBAGEAMNASAFQQQgBUEESBshFyAHQTxqIAdBKGogACgCABATIAdBxABqIAdBKGogACgCCBATIAdBzABqIAdBKGogACgCBBATQQAhBCAHQeAAaiEMIAdB5ABqIQoDQCAHQShqEARBAksgBCAXTnJFBEAgBygCQCAHKAI8QQN0aikCACIdQhCIp0H/AXEhCyAHKAJQIAcoAkxBA3RqKQIAIh5CEIinQf8BcSEJIAcoAkggBygCREEDdGopAgAiH0IgiKchCCAeQiCIISAgHUIgiKchAgJAIB9CEIinQf8BcSIDQQJPBEACQCAGRSADQRlJckUEQCAIIAdBKGogA0EgIAcoAixrIg0gDSADSxsiDRAFIAMgDWsiA3RqIQggB0EoahAEGiADRQ0BIAdBKGogAxAFIAhqIQgMAQsgB0EoaiADEAUgCGohCCAHQShqEAQaCyAHKQJUISEgByAINgJUIAcgITcDWAwBCwJAIANFBEAgAgRAIAcoAlQhCAwDCyAHKAJYIQgMAQsCQAJAIAdBKGpBARAFIAggAkVqaiIDQQNGBEAgBygCVEF/aiIDIANFaiEIDAELIANBAnQgB2ooAlQiCCAIRWohCCADQQFGDQELIAcgBygCWDYCXAsLIAcgBygCVDYCWCAHIAg2AlQLICCnIQMgCQRAIAdBKGogCRAFIANqIQMLIAkgC2pBFE8EQCAHQShqEAQaCyALBEAgB0EoaiALEAUgAmohAgsgB0EoahAEGiAHIAcoAmggAmoiCSADajYCaCAKIAwgCCAJSxsoAgAhDSAHIAdBKGogHUIYiKdB/wFxEAggHadB//8DcWo2AjwgByAHQShqIB5CGIinQf8BcRAIIB6nQf//A3FqNgJMIAdBKGoQBBogB0EoaiAfQhiIp0H/AXEQCCEOIAdB8ABqIARBBHRqIgsgCSANaiAIazYCDCALIAg2AgggCyADNgIEIAsgAjYCACAHIA4gH6dB//8DcWo2AkQgBEEBaiEEDAELCyAEIBdIDQEgEkFgaiEYIAdB4ABqIRogB0HkAGohGyABIQMDQCAHQShqEARBAksgBCAFTnJFBEAgBygCQCAHKAI8QQN0aikCACIdQhCIp0H/AXEhCyAHKAJQIAcoAkxBA3RqKQIAIh5CEIinQf8BcSEIIAcoAkggBygCREEDdGopAgAiH0IgiKchCSAeQiCIISAgHUIgiKchDAJAIB9CEIinQf8BcSICQQJPBEACQCAGRSACQRlJckUEQCAJIAdBKGogAkEgIAcoAixrIgogCiACSxsiChAFIAIgCmsiAnRqIQkgB0EoahAEGiACRQ0BIAdBKGogAhAFIAlqIQkMAQsgB0EoaiACEAUgCWohCSAHQShqEAQaCyAHKQJUISEgByAJNgJUIAcgITcDWAwBCwJAIAJFBEAgDARAIAcoAlQhCQwDCyAHKAJYIQkMAQsCQAJAIAdBKGpBARAFIAkgDEVqaiICQQNGBEAgBygCVEF/aiICIAJFaiEJDAELIAJBAnQgB2ooAlQiCSAJRWohCSACQQFGDQELIAcgBygCWDYCXAsLIAcgBygCVDYCWCAHIAk2AlQLICCnIRQgCARAIAdBKGogCBAFIBRqIRQLIAggC2pBFE8EQCAHQShqEAQaCyALBEAgB0EoaiALEAUgDGohDAsgB0EoahAEGiAHIAcoAmggDGoiGSAUajYCaCAbIBogCSAZSxsoAgAhHCAHIAdBKGogHUIYiKdB/wFxEAggHadB//8DcWo2AjwgByAHQShqIB5CGIinQf8BcRAIIB6nQf//A3FqNgJMIAdBKGoQBBogByAHQShqIB9CGIinQf8BcRAIIB+nQf//A3FqNgJEIAcgB0HwAGogBEEDcUEEdGoiDSkDCCIdNwPIASAHIA0pAwAiHjcDwAECQAJAAkAgBygCvAEiDiAepyICaiIWIBNLDQAgAyAHKALEASIKIAJqIgtqIBhLDQAgEiADayALQSBqTw0BCyAHIAcpA8gBNwMQIAcgBykDwAE3AwggAyASIAdBCGogB0G8AWogEyAPIBUgERAeIQsMAQsgAiADaiEIIAMgDhAHIAJBEU8EQCADQRBqIQIDQCACIA5BEGoiDhAHIAJBEGoiAiAISQ0ACwsgCCAdpyIOayECIAcgFjYCvAEgDiAIIA9rSwRAIA4gCCAVa0sEQEFsIQsMAgsgESACIA9rIgJqIhYgCmogEU0EQCAIIBYgChAPGgwCCyAIIBZBACACaxAPIQggByACIApqIgo2AsQBIAggAmshCCAPIQILIA5BEE8EQCAIIApqIQoDQCAIIAIQByACQRBqIQIgCEEQaiIIIApJDQALDAELAkAgDkEHTQRAIAggAi0AADoAACAIIAItAAE6AAEgCCACLQACOgACIAggAi0AAzoAAyAIQQRqIAIgDkECdCIKQcAeaigCAGoiAhAXIAIgCkHgHmooAgBrIQIgBygCxAEhCgwBCyAIIAIQDAsgCkEJSQ0AIAggCmohCiAIQQhqIgggAkEIaiICa0EPTARAA0AgCCACEAwgAkEIaiECIAhBCGoiCCAKSQ0ADAIACwALA0AgCCACEAcgAkEQaiECIAhBEGoiCCAKSQ0ACwsgCxADBEAgCyEQDAQFIA0gDDYCACANIBkgHGogCWs2AgwgDSAJNgIIIA0gFDYCBCAEQQFqIQQgAyALaiEDDAILAAsLIAQgBUgNASAEIBdrIQtBACEEA0AgCyAFSARAIAcgB0HwAGogC0EDcUEEdGoiAikDCCIdNwPIASAHIAIpAwAiHjcDwAECQAJAAkAgBygCvAEiDCAepyICaiIKIBNLDQAgAyAHKALEASIJIAJqIhBqIBhLDQAgEiADayAQQSBqTw0BCyAHIAcpA8gBNwMgIAcgBykDwAE3AxggAyASIAdBGGogB0G8AWogEyAPIBUgERAeIRAMAQsgAiADaiEIIAMgDBAHIAJBEU8EQCADQRBqIQIDQCACIAxBEGoiDBAHIAJBEGoiAiAISQ0ACwsgCCAdpyIGayECIAcgCjYCvAEgBiAIIA9rSwRAIAYgCCAVa0sEQEFsIRAMAgsgESACIA9rIgJqIgwgCWogEU0EQCAIIAwgCRAPGgwCCyAIIAxBACACaxAPIQggByACIAlqIgk2AsQBIAggAmshCCAPIQILIAZBEE8EQCAIIAlqIQYDQCAIIAIQByACQRBqIQIgCEEQaiIIIAZJDQALDAELAkAgBkEHTQRAIAggAi0AADoAACAIIAItAAE6AAEgCCACLQACOgACIAggAi0AAzoAAyAIQQRqIAIgBkECdCIGQcAeaigCAGoiAhAXIAIgBkHgHmooAgBrIQIgBygCxAEhCQwBCyAIIAIQDAsgCUEJSQ0AIAggCWohBiAIQQhqIgggAkEIaiICa0EPTARAA0AgCCACEAwgAkEIaiECIAhBCGoiCCAGSQ0ADAIACwALA0AgCCACEAcgAkEQaiECIAhBEGoiCCAGSQ0ACwsgEBADDQMgC0EBaiELIAMgEGohAwwBCwsDQCAEQQNHBEAgACAEQQJ0IgJqQazQAWogAiAHaigCVDYCACAEQQFqIQQMAQsLIAcoArwBIQgLQbp/IRAgEyAIayIAIBIgA2tLDQAgAwR/IAMgCCAAEAsgAGoFQQALIAFrIRALIAdB0AFqJAAgEAslACAAQgA3AgAgAEEAOwEIIABBADoACyAAIAE2AgwgACACOgAKC7QFAQN/IwBBMGsiBCQAIABB/wFqIgVBfWohBgJAIAMvAQIEQCAEQRhqIAEgAhAGIgIQAw0BIARBEGogBEEYaiADEBwgBEEIaiAEQRhqIAMQHCAAIQMDQAJAIARBGGoQBCADIAZPckUEQCADIARBEGogBEEYahASOgAAIAMgBEEIaiAEQRhqEBI6AAEgBEEYahAERQ0BIANBAmohAwsgBUF+aiEFAn8DQEG6fyECIAMiASAFSw0FIAEgBEEQaiAEQRhqEBI6AAAgAUEBaiEDIARBGGoQBEEDRgRAQQIhAiAEQQhqDAILIAMgBUsNBSABIARBCGogBEEYahASOgABIAFBAmohA0EDIQIgBEEYahAEQQNHDQALIARBEGoLIQUgAyAFIARBGGoQEjoAACABIAJqIABrIQIMAwsgAyAEQRBqIARBGGoQEjoAAiADIARBCGogBEEYahASOgADIANBBGohAwwAAAsACyAEQRhqIAEgAhAGIgIQAw0AIARBEGogBEEYaiADEBwgBEEIaiAEQRhqIAMQHCAAIQMDQAJAIARBGGoQBCADIAZPckUEQCADIARBEGogBEEYahAROgAAIAMgBEEIaiAEQRhqEBE6AAEgBEEYahAERQ0BIANBAmohAwsgBUF+aiEFAn8DQEG6fyECIAMiASAFSw0EIAEgBEEQaiAEQRhqEBE6AAAgAUEBaiEDIARBGGoQBEEDRgRAQQIhAiAEQQhqDAILIAMgBUsNBCABIARBCGogBEEYahAROgABIAFBAmohA0EDIQIgBEEYahAEQQNHDQALIARBEGoLIQUgAyAFIARBGGoQEToAACABIAJqIABrIQIMAgsgAyAEQRBqIARBGGoQEToAAiADIARBCGogBEEYahAROgADIANBBGohAwwAAAsACyAEQTBqJAAgAgtpAQF/An8CQAJAIAJBB00NACABKAAAQbfIwuF+Rw0AIAAgASgABDYCmOIBQWIgAEEQaiABIAIQPiIDEAMNAhogAEKBgICAEDcDiOEBIAAgASADaiACIANrECoMAQsgACABIAIQKgtBAAsLrQMBBn8jAEGAAWsiAyQAQWIhCAJAIAJBCUkNACAAQZjQAGogAUEIaiIEIAJBeGogAEGY0AAQMyIFEAMiBg0AIANBHzYCfCADIANB/ABqIANB+ABqIAQgBCAFaiAGGyIEIAEgAmoiAiAEaxAVIgUQAw0AIAMoAnwiBkEfSw0AIAMoAngiB0EJTw0AIABBiCBqIAMgBkGAC0GADCAHEBggA0E0NgJ8IAMgA0H8AGogA0H4AGogBCAFaiIEIAIgBGsQFSIFEAMNACADKAJ8IgZBNEsNACADKAJ4IgdBCk8NACAAQZAwaiADIAZBgA1B4A4gBxAYIANBIzYCfCADIANB/ABqIANB+ABqIAQgBWoiBCACIARrEBUiBRADDQAgAygCfCIGQSNLDQAgAygCeCIHQQpPDQAgACADIAZBwBBB0BEgBxAYIAQgBWoiBEEMaiIFIAJLDQAgAiAFayEFQQAhAgNAIAJBA0cEQCAEKAAAIgZBf2ogBU8NAiAAIAJBAnRqQZzQAWogBjYCACACQQFqIQIgBEEEaiEEDAELCyAEIAFrIQgLIANBgAFqJAAgCAtGAQN/IABBCGohAyAAKAIEIQJBACEAA0AgACACdkUEQCABIAMgAEEDdGotAAJBFktqIQEgAEEBaiEADAELCyABQQggAmt0C4YDAQV/Qbh/IQcCQCADRQ0AIAItAAAiBEUEQCABQQA2AgBBAUG4fyADQQFGGw8LAn8gAkEBaiIFIARBGHRBGHUiBkF/Sg0AGiAGQX9GBEAgA0EDSA0CIAUvAABBgP4BaiEEIAJBA2oMAQsgA0ECSA0BIAItAAEgBEEIdHJBgIB+aiEEIAJBAmoLIQUgASAENgIAIAVBAWoiASACIANqIgNLDQBBbCEHIABBEGogACAFLQAAIgVBBnZBI0EJIAEgAyABa0HAEEHQEUHwEiAAKAKM4QEgACgCnOIBIAQQHyIGEAMiCA0AIABBmCBqIABBCGogBUEEdkEDcUEfQQggASABIAZqIAgbIgEgAyABa0GAC0GADEGAFyAAKAKM4QEgACgCnOIBIAQQHyIGEAMiCA0AIABBoDBqIABBBGogBUECdkEDcUE0QQkgASABIAZqIAgbIgEgAyABa0GADUHgDkGQGSAAKAKM4QEgACgCnOIBIAQQHyIAEAMNACAAIAFqIAJrIQcLIAcLrQMBCn8jAEGABGsiCCQAAn9BUiACQf8BSw0AGkFUIANBDEsNABogAkEBaiELIABBBGohCUGAgAQgA0F/anRBEHUhCkEAIQJBASEEQQEgA3QiB0F/aiIMIQUDQCACIAtGRQRAAkAgASACQQF0Ig1qLwEAIgZB//8DRgRAIAkgBUECdGogAjoAAiAFQX9qIQVBASEGDAELIARBACAKIAZBEHRBEHVKGyEECyAIIA1qIAY7AQAgAkEBaiECDAELCyAAIAQ7AQIgACADOwEAIAdBA3YgB0EBdmpBA2ohBkEAIQRBACECA0AgBCALRkUEQCABIARBAXRqLgEAIQpBACEAA0AgACAKTkUEQCAJIAJBAnRqIAQ6AAIDQCACIAZqIAxxIgIgBUsNAAsgAEEBaiEADAELCyAEQQFqIQQMAQsLQX8gAg0AGkEAIQIDfyACIAdGBH9BAAUgCCAJIAJBAnRqIgAtAAJBAXRqIgEgAS8BACIBQQFqOwEAIAAgAyABEBRrIgU6AAMgACABIAVB/wFxdCAHazsBACACQQFqIQIMAQsLCyEFIAhBgARqJAAgBQvjBgEIf0FsIQcCQCACQQNJDQACQAJAAkACQCABLQAAIgNBA3EiCUEBaw4DAwEAAgsgACgCiOEBDQBBYg8LIAJBBUkNAkEDIQYgASgAACEFAn8CQAJAIANBAnZBA3EiCEF+aiIEQQFNBEAgBEEBaw0BDAILIAVBDnZB/wdxIQQgBUEEdkH/B3EhAyAIRQwCCyAFQRJ2IQRBBCEGIAVBBHZB//8AcSEDQQAMAQsgBUEEdkH//w9xIgNBgIAISw0DIAEtAARBCnQgBUEWdnIhBEEFIQZBAAshBSAEIAZqIgogAksNAgJAIANBgQZJDQAgACgCnOIBRQ0AQQAhAgNAIAJBg4ABSw0BIAJBQGshAgwAAAsACwJ/IAlBA0YEQCABIAZqIQEgAEHw4gFqIQIgACgCDCEGIAUEQCACIAMgASAEIAYQXwwCCyACIAMgASAEIAYQXQwBCyAAQbjQAWohAiABIAZqIQEgAEHw4gFqIQYgAEGo0ABqIQggBQRAIAggBiADIAEgBCACEF4MAQsgCCAGIAMgASAEIAIQXAsQAw0CIAAgAzYCgOIBIABBATYCiOEBIAAgAEHw4gFqNgLw4QEgCUECRgRAIAAgAEGo0ABqNgIMCyAAIANqIgBBiOMBakIANwAAIABBgOMBakIANwAAIABB+OIBakIANwAAIABB8OIBakIANwAAIAoPCwJ/AkACQAJAIANBAnZBA3FBf2oiBEECSw0AIARBAWsOAgACAQtBASEEIANBA3YMAgtBAiEEIAEvAABBBHYMAQtBAyEEIAEQIUEEdgsiAyAEaiIFQSBqIAJLBEAgBSACSw0CIABB8OIBaiABIARqIAMQCyEBIAAgAzYCgOIBIAAgATYC8OEBIAEgA2oiAEIANwAYIABCADcAECAAQgA3AAggAEIANwAAIAUPCyAAIAM2AoDiASAAIAEgBGo2AvDhASAFDwsCfwJAAkACQCADQQJ2QQNxQX9qIgRBAksNACAEQQFrDgIAAgELQQEhByADQQN2DAILQQIhByABLwAAQQR2DAELIAJBBEkgARAhIgJBj4CAAUtyDQFBAyEHIAJBBHYLIQIgAEHw4gFqIAEgB2otAAAgAkEgahAQIQEgACACNgKA4gEgACABNgLw4QEgB0EBaiEHCyAHC0sAIABC+erQ0OfJoeThADcDICAAQgA3AxggAELP1tO+0ser2UI3AxAgAELW64Lu6v2J9eAANwMIIABCADcDACAAQShqQQBBKBAQGgviAgICfwV+IABBKGoiASAAKAJIaiECAn4gACkDACIDQiBaBEAgACkDECIEQgeJIAApAwgiBUIBiXwgACkDGCIGQgyJfCAAKQMgIgdCEol8IAUQGSAEEBkgBhAZIAcQGQwBCyAAKQMYQsXP2bLx5brqJ3wLIAN8IQMDQCABQQhqIgAgAk0EQEIAIAEpAAAQCSADhUIbiUKHla+vmLbem55/fkLj3MqV/M7y9YV/fCEDIAAhAQwBCwsCQCABQQRqIgAgAksEQCABIQAMAQsgASgAAK1Ch5Wvr5i23puef34gA4VCF4lCz9bTvtLHq9lCfkL5893xmfaZqxZ8IQMLA0AgACACSQRAIAAxAABCxc/ZsvHluuonfiADhUILiUKHla+vmLbem55/fiEDIABBAWohAAwBCwsgA0IhiCADhULP1tO+0ser2UJ+IgNCHYggA4VC+fPd8Zn2masWfiIDQiCIIAOFC+8CAgJ/BH4gACAAKQMAIAKtfDcDAAJAAkAgACgCSCIDIAJqIgRBH00EQCABRQ0BIAAgA2pBKGogASACECAgACgCSCACaiEEDAELIAEgAmohAgJ/IAMEQCAAQShqIgQgA2ogAUEgIANrECAgACAAKQMIIAQpAAAQCTcDCCAAIAApAxAgACkAMBAJNwMQIAAgACkDGCAAKQA4EAk3AxggACAAKQMgIABBQGspAAAQCTcDICAAKAJIIQMgAEEANgJIIAEgA2tBIGohAQsgAUEgaiACTQsEQCACQWBqIQMgACkDICEFIAApAxghBiAAKQMQIQcgACkDCCEIA0AgCCABKQAAEAkhCCAHIAEpAAgQCSEHIAYgASkAEBAJIQYgBSABKQAYEAkhBSABQSBqIgEgA00NAAsgACAFNwMgIAAgBjcDGCAAIAc3AxAgACAINwMICyABIAJPDQEgAEEoaiABIAIgAWsiBBAgCyAAIAQ2AkgLCy8BAX8gAEUEQEG2f0EAIAMbDwtBun8hBCADIAFNBH8gACACIAMQEBogAwVBun8LCy8BAX8gAEUEQEG2f0EAIAMbDwtBun8hBCADIAFNBH8gACACIAMQCxogAwVBun8LC6gCAQZ/IwBBEGsiByQAIABB2OABaikDAEKAgIAQViEIQbh/IQUCQCAEQf//B0sNACAAIAMgBBBCIgUQAyIGDQAgACgCnOIBIQkgACAHQQxqIAMgAyAFaiAGGyIKIARBACAFIAYbayIGEEAiAxADBEAgAyEFDAELIAcoAgwhBCABRQRAQbp/IQUgBEEASg0BCyAGIANrIQUgAyAKaiEDAkAgCQRAIABBADYCnOIBDAELAkACQAJAIARBBUgNACAAQdjgAWopAwBCgICACFgNAAwBCyAAQQA2ApziAQwBCyAAKAIIED8hBiAAQQA2ApziASAGQRRPDQELIAAgASACIAMgBSAEIAgQOSEFDAELIAAgASACIAMgBSAEIAgQOiEFCyAHQRBqJAAgBQtnACAAQdDgAWogASACIAAoAuzhARAuIgEQAwRAIAEPC0G4fyECAkAgAQ0AIABB7OABaigCACIBBEBBYCECIAAoApjiASABRw0BC0EAIQIgAEHw4AFqKAIARQ0AIABBkOEBahBDCyACCycBAX8QVyIERQRAQUAPCyAEIAAgASACIAMgBBBLEE8hACAEEFYgAAs/AQF/AkACQAJAIAAoAqDiAUEBaiIBQQJLDQAgAUEBaw4CAAECCyAAEDBBAA8LIABBADYCoOIBCyAAKAKU4gELvAMCB38BfiMAQRBrIgkkAEG4fyEGAkAgBCgCACIIQQVBCSAAKALs4QEiBRtJDQAgAygC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e=this[bh].indexOf(t);-1!==e&&this[bh].splice(e,1),this[bh].unshift(t),this[_h]()}release(t){this[Eh].has(t)&&this[Eh].set(t,Math.max(this[Eh].get(t)-1,0)),this[_h]()}[(yh=Eh,xh=bh,_h)](){if(!(this[bh].length=this[Ih];--t){const e=this[bh][t];0===this[Eh].get(e)&&(this[Ch].delete(e),this[bh].splice(t,1))}}} +/* @license + * Copyright 2021 Google LLC. All Rights Reserved. + * Licensed under the Apache License, Version 2.0 (the 'License'); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an 'AS IS' BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */const Sh=(t,e)=>{const n=new Map;for(const i of t.mappings)for(const t of i.variants)n.set(e[t],{material:null,gltfMaterialIndex:i.material});return n},Bh=t=>"material"in t&&t.userData&&t.userData.variantMaterials;class Th{constructor(t){this.parser=t,this.name="KHR_materials_variants"}afterRoot(t){const e=this.parser,n=e.json;if(void 0===n.extensions||void 0===n.extensions[this.name])return null;const i=(t=>{const e=[],n=new Set;for(const i of t){let t=i,r=0;for(;n.has(t);)t=i+"."+ ++r;n.add(t),e.push(t)}return e})((n.extensions[this.name].variants||[]).map((t=>t.name)));for(const r of t.scenes)r.traverse((t=>{const r=e.associations.get(t);if(!r||"nodes"!==r.type)return;const s=n.nodes[r.index].mesh;if(void 0===s)return;const a=n.meshes[s].primitives,o="isMesh"in t?[t]:t.children;for(let t=0;t{t.userData.originalMaterial||(t.userData.originalMaterial=t.material);const r=t.material;let s=null;if(null!==n&&t.userData.variantMaterials.has(n)){const i=t.userData.variantMaterials.get(n);i.material?(t.material=i.material,"gltfMaterialIndex"in i&&(s=i.gltfMaterialIndex)):(s=i.gltfMaterialIndex,t.material=await e.getDependency("material",s),e.assignFinalMaterial(t),i.material=t.material)}else t.material=t.userData.originalMaterial,e.associations.has(t.material)&&(s=e.associations.get(t.material).index);null!==i&&i(t,r,s)},s=t=>{const n=t.material,i=t.userData.variantMaterials,r=[];for(const n of i.keys()){const s=i.get(n);if(s.material)continue;const a=s.gltfMaterialIndex;r.push(e.getDependency("material",a).then((r=>{t.material=r,e.assignFinalMaterial(t),i.get(n).material=t.material})))}return Promise.all(r).then((()=>{t.material=n}))};return t.userData.functions.selectVariant=(t,e,n=!0,i=null)=>{const s=[];return n?t.traverse((t=>Bh(t)&&s.push(r(t,e,i)))):Bh(t)&&s.push(r(t,e,i)),Promise.all(s)},t.userData.functions.ensureLoadVariants=(t,e=!0)=>{const n=[];return e?t.traverse((t=>Bh(t)&&n.push(s(t)))):Bh(t)&&n.push(s(t)),Promise.all(n)},Promise.resolve()}} +/* @license + * Copyright 2019 Google LLC. All Rights Reserved. + * Licensed under the Apache License, Version 2.0 (the 'License'); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an 'AS IS' BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */var Lh,Rh;const Dh=new Map,Qh=new Map;let Ph;const Fh=new class extends Ko{constructor(t){super(t),this.decoderPath="",this.decoderConfig={},this.decoderBinary=null,this.decoderPending=null,this.workerLimit=4,this.workerPool=[],this.workerNextTaskID=1,this.workerSourceURL="",this.defaultAttributeIDs={position:"POSITION",normal:"NORMAL",color:"COLOR",uv:"TEX_COORD"},this.defaultAttributeTypes={position:"Float32Array",normal:"Float32Array",color:"Float32Array",uv:"Float32Array"}}setDecoderPath(t){return this.decoderPath=t,this}setDecoderConfig(t){return this.decoderConfig=t,this}setWorkerLimit(t){return this.workerLimit=t,this}load(t,e,n,i){const r=new $o(this.manager);r.setPath(this.path),r.setResponseType("arraybuffer"),r.setRequestHeader(this.requestHeader),r.setWithCredentials(this.withCredentials),r.load(t,(t=>{const n={attributeIDs:this.defaultAttributeIDs,attributeTypes:this.defaultAttributeTypes,useUniqueIDs:!1};this.decodeGeometry(t,n).then(e).catch(i)}),n,i)}decodeDracoFile(t,e,n,i){const r={attributeIDs:n||this.defaultAttributeIDs,attributeTypes:i||this.defaultAttributeTypes,useUniqueIDs:!!n};this.decodeGeometry(t,r).then(e)}decodeGeometry(t,e){for(const t in e.attributeTypes){const n=e.attributeTypes[t];void 0!==n.BYTES_PER_ELEMENT&&(e.attributeTypes[t]=n.name)}const n=JSON.stringify(e);if(Zl.has(t)){const e=Zl.get(t);if(e.key===n)return e.promise;if(0===t.byteLength)throw new Error("THREE.DRACOLoader: Unable to re-decode a buffer with different settings. Buffer has already been transferred.")}let i;const r=this.workerNextTaskID++,s=t.byteLength,a=this._getWorker(r,s).then((n=>(i=n,new Promise(((n,s)=>{i._callbacks[r]={resolve:n,reject:s},i.postMessage({type:"decode",id:r,taskConfig:e,buffer:t},[t])}))))).then((t=>this._createGeometry(t.geometry)));return a.catch((()=>!0)).then((()=>{i&&r&&this._releaseTask(i,r)})),Zl.set(t,{key:n,promise:a}),a}_createGeometry(t){const e=new cn;t.index&&e.setIndex(new Xe(t.index.array,1));for(let n=0;n{n.load(t,e,void 0,i)}))}preload(){return this._initDecoder(),this}_initDecoder(){if(this.decoderPending)return this.decoderPending;const t="object"!=typeof WebAssembly||"js"===this.decoderConfig.type,e=[];return t?e.push(this._loadLibrary("draco_decoder.js","text")):(e.push(this._loadLibrary("draco_wasm_wrapper.js","text")),e.push(this._loadLibrary("draco_decoder.wasm","arraybuffer"))),this.decoderPending=Promise.all(e).then((e=>{const n=e[0];t||(this.decoderConfig.wasmBinary=e[1]);const i=$l.toString(),r=["/* draco decoder */",n,"","/* worker */",i.substring(i.indexOf("{")+1,i.lastIndexOf("}"))].join("\n");this.workerSourceURL=URL.createObjectURL(new Blob([r]))})),this.decoderPending}_getWorker(t,e){return this._initDecoder().then((()=>{if(this.workerPool.lengthe._taskLoad?-1:1}));const n=this.workerPool[this.workerPool.length-1];return n._taskCosts[t]=e,n._taskLoad+=e,n}))}_releaseTask(t,e){t._taskLoad-=t._taskCosts[e],delete t._callbacks[e],delete t._taskCosts[e]}debug(){console.log("Task load: ",this.workerPool.map((t=>t._taskLoad)))}dispose(){for(let t=0;t0)throw new Error("THREE.KTX2Loader: Only 2D textures are currently supported.");if(r.layerCount>1)throw new Error("THREE.KTX2Loader: Array textures are not currently supported.");if(r.faceCount>1)throw new Error("THREE.KTX2Loader: Cube textures are not currently supported.");var s=wh.getBasicDFD(r);return wh.createLevels(r,this.zstd).then((function(t){var e=s.colorModel===eh.UASTC?dh.BasisFormat.UASTC_4x4:dh.BasisFormat.ETC1S,n={levels:t,width:r.pixelWidth,height:r.pixelHeight,basisFormat:e,hasAlpha:wh.getAlpha(r)};return e===dh.BasisFormat.ETC1S&&(n.globalData=r.globalData),i.basisLoader.parseInternalAsync(n)})).then((function(t){t.encoding=s.transferFunction===ih.SRGB?3001:3e3,t.premultiplyAlpha=wh.getPremultiplyAlpha(r),e(t)})).catch(n),this}},kh=Symbol("loader"),Gh=Symbol("evictionPolicy"),Oh=Symbol("GLTFInstance");class Hh extends tt{constructor(t){super(),this[Rh]=(new tc).register((t=>new Th(t))),this[Oh]=t,this[kh].setDRACOLoader(Fh),this[kh].setKTX2Loader(Uh)}static setDRACODecoderLocation(t){Ph=t,Fh.setDecoderPath(t)}static getDRACODecoderLocation(){return Ph}static setKTX2TranscoderLocation(t){Nh=t,Uh.setTranscoderPath(t)}static getKTX2TranscoderLocation(){return Nh}static initializeKTX2Loader(t){Uh.detectSupport(t)}static get cache(){return Dh}static clearCache(){Dh.forEach(((t,e)=>{this.delete(e)})),this[Gh].reset()}static has(t){return Dh.has(t)}static async delete(t){if(!this.has(t))return;const e=Dh.get(t);Qh.delete(t),Dh.delete(t);(await e).dispose()}static hasFinishedLoading(t){return!!Qh.get(t)}get[(Lh=Gh,Rh=kh,Gh)](){return this.constructor[Gh]}async preload(t,e,n=(()=>{})){if(this.dispatchEvent({type:"preload",element:e,src:t}),!Dh.has(t)){const e=((t,e,n=(()=>{}))=>{const i=t=>{const e=t.loaded/t.total;n(Math.max(0,Math.min(1,isFinite(e)?e:1)))};return new Promise(((n,r)=>{e.load(t,n,i,r)}))})(t,this[kh],(t=>{n(.8*t)})),i=this[Oh],r=e.then((t=>i.prepare(t))).then((t=>(n(.9),new i(t))));Dh.set(t,r)}await Dh.get(t),Qh.set(t,!0),n&&n(1)}async load(t,e,n=(()=>{})){await this.preload(t,e,n);const i=await Dh.get(t),r=await i.clone();return this[Gh].retain(t),r.dispose=(()=>{const e=r.dispose;let n=!1;return()=>{n||(n=!0,e.apply(r),this[Gh].release(t))}})(),r}}Hh[Lh]=new Mh(Hh);class zh extends Ce{constructor(t){super(),this.element=t||document.createElement("div"),this.element.style.position="absolute",this.element.style.userSelect="none",this.element.setAttribute("draggable",!1),this.addEventListener("removed",(function(){this.traverse((function(t){t.element instanceof Element&&null!==t.element.parentNode&&t.element.parentNode.removeChild(t.element)}))}))}copy(t,e){return super.copy(t,e),this.element=t.element.cloneNode(!0),this}}zh.prototype.isCSS2DObject=!0;const Vh=new _t,Wh=new ee,qh=new ee,jh=new _t,Yh=new _t;class Jh{constructor(){const t=this;let e,n,i,r;const s={objects:new WeakMap},a=document.createElement("div");function o(e,n,c){if(e.isCSS2DObject){e.onBeforeRender(t,n,c),Vh.setFromMatrixPosition(e.matrixWorld),Vh.applyMatrix4(qh);const o=e.element;/apple/i.test(navigator.vendor)?o.style.transform="translate(-50%,-50%) translate("+Math.round(Vh.x*i+i)+"px,"+Math.round(-Vh.y*r+r)+"px)":o.style.transform="translate(-50%,-50%) translate("+(Vh.x*i+i)+"px,"+(-Vh.y*r+r)+"px)",o.style.display=e.visible&&Vh.z>=-1&&Vh.z<=1?"":"none";const h={distanceToCameraSquared:l(c,e)};s.objects.set(e,h),o.parentNode!==a&&a.appendChild(o),e.onAfterRender(t,n,c)}for(let t=0,i=e.children.length;tt&&"null"!==t?Zh(t):null,Kh=()=>{if(q)return;const t=[];throw H||t.push("WebXR Device API"),z||t.push("WebXR Hit Test API"),new Error(`The following APIs are required for AR, but are missing in this browser: ${t.join(", ")}`)},Zh=t=>new URL(t,window.location.toString()).toString(),$h=(t,e)=>{let n=null;return(...i)=>{null!=n&&self.clearTimeout(n),n=self.setTimeout((()=>{n=null,t(...i)}),e)}},tu=(t,e,n)=>Math.max(e,Math.min(n,t)),eu=(()=>{const t=(()=>{const t=null!=document.head?Array.from(document.head.querySelectorAll("meta")):[];for(const e of t)if("viewport"===e.name)return!0;return!1})();return t||console.warn('No detected; will cap pixel density at 1.'),()=>t?window.devicePixelRatio:1})(),nu=(()=>{const t=new RegExp("[?&]model-viewer-debug-mode(&|$)");return()=>self.ModelViewerElement&&self.ModelViewerElement.debugMode||self.location&&self.location.search&&self.location.search.match(t)})();class iu{constructor(t=50){this.velocity=0,this.naturalFrequency=0,this.setDecayTime(t)}setDecayTime(t){this.naturalFrequency=1/Math.max(.001,t)}update(t,e,n,i){const r=2e-4*this.naturalFrequency;if(null==t||0===i)return e;if(t===e&&0===this.velocity)return e;if(n<0)return t;const s=t-e,a=this.velocity+this.naturalFrequency*s,o=s+n*a,l=Math.exp(-this.naturalFrequency*n),c=(a-this.naturalFrequency*o)*l,h=-this.naturalFrequency*(c+a*l);return Math.abs(c)=0?(this.velocity=0,e):(this.velocity=c,e+o*l)}} +/* @license + * Copyright 2019 Google LLC. All Rights Reserved. + * Licensed under the Apache License, Version 2.0 (the 'License'); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an 'AS IS' BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */const ru=(t,e)=>({type:"number",number:t,unit:e}),su=(()=>{const t={};return e=>{const n=e;if(n in t)return t[n];const i=[];let r=0;for(;e;){if(++r>1e3){e="";break}const t=au(e),n=t.nodes[0];if(null==n||0===n.terms.length)break;i.push(n),e=t.remainingInput}return t[n]=i}})(),au=(()=>{const t=/^(\-\-|[a-z\u0240-\uffff])/i,e=/^([\*\+\/]|[\-]\s)/i,n=/^[\),]/;return i=>{const r=[];for(;i.length&&(i=i.trim(),!n.test(i));)if("("===i[0]){const{nodes:t,remainingInput:e}=hu(i);i=e,r.push({type:"function",name:{type:"ident",value:"calc"},arguments:t})}else if(t.test(i)){const t=ou(i),e=t.nodes[0];if("("===(i=t.remainingInput)[0]){const{nodes:t,remainingInput:n}=hu(i);r.push({type:"function",name:e,arguments:t}),i=n}else r.push(e)}else if(e.test(i))r.push({type:"operator",value:i[0]}),i=i.slice(1);else{const{nodes:t,remainingInput:e}="#"===i[0]?cu(i):lu(i);if(0===t.length)break;r.push(t[0]),i=e}return{nodes:[{type:"expression",terms:r}],remainingInput:i}}})(),ou=(()=>{const t=/[^a-z0-9_\-\u0240-\uffff]/i;return e=>{const n=e.match(t);return{nodes:[{type:"ident",value:null==n?e:e.substr(0,n.index)}],remainingInput:null==n?"":e.substr(n.index)}}})(),lu=(()=>{const t=/[\+\-]?(\d+[\.]\d+|\d+|[\.]\d+)([eE][\+\-]?\d+)?/,e=/^[a-z%]+/i,n=/^(m|mm|cm|rad|deg|[%])$/;return i=>{const r=i.match(t),s=null==r?"0":r[0],a=(i=null==s?i:i.slice(s.length)).match(e);let o=null!=a&&""!==a[0]?a[0]:null;const l=null==a?i:i.slice(o.length);return null==o||n.test(o)||(o=null),{nodes:[{type:"number",number:parseFloat(s)||0,unit:o}],remainingInput:l}}})(),cu=(()=>{const t=/^[a-f0-9]*/i;return e=>{const n=(e=e.slice(1).trim()).match(t);return{nodes:null==n?[]:[{type:"hex",value:n[0]}],remainingInput:null==n?e:e.slice(n[0].length)}}})(),hu=t=>{const e=[];for(t=t.slice(1).trim();t.length;){const n=au(t);if(e.push(n.nodes[0]),","===(t=n.remainingInput.trim())[0])t=t.slice(1).trim();else if(")"===t[0]){t=t.slice(1);break}}return{nodes:e,remainingInput:t}},uu=Symbol("visitedTypes");class du{constructor(t){this[uu]=t}walk(t,e){const n=t.slice();for(;n.length;){const t=n.shift();switch(this[uu].indexOf(t.type)>-1&&e(t),t.type){case"expression":n.unshift(...t.terms);break;case"function":n.unshift(t.name,...t.arguments)}}}}const pu=Object.freeze({type:"number",number:0,unit:null}),Au=(t,e=0)=>{let{number:n,unit:i}=t;if(isFinite(n)){if("rad"===t.unit||null==t.unit)return t}else n=e,i="rad";return{type:"number",number:("deg"===i&&null!=n?n:0)*Math.PI/180,unit:"rad"}},mu=(t,e=0)=>{let n,{number:i,unit:r}=t;if(isFinite(i)){if("m"===t.unit)return t}else i=e,r="m";switch(r){default:n=1;break;case"cm":n=.01;break;case"mm":n=.001}return{type:"number",number:n*i,unit:"m"}},gu=(()=>{const t=t=>t,e={rad:t,deg:Au,m:t,mm:mu,cm:mu};return(t,n=pu)=>{isFinite(t.number)||(t.number=n.number,t.unit=n.unit);const{unit:i}=t;if(null==i)return t;const r=e[i];return null==r?n:r(t)}})(); /* @license * Copyright 2019 Google LLC. All Rights Reserved. * Licensed under the Apache License, Version 2.0 (the 'License'); @@ -335,7 +300,7 @@ var Ch;Ph[wh]=new bh(Ph);const Oh=Symbol("velocity");class Ih{constructor(){this * See the License for the specific language governing permissions and * limitations under the License. */ -var Jh,Zh,Kh,Qh;const $h=Symbol("slot"),eu=Symbol("pivot"),tu=Symbol("referenceCount"),nu=Symbol("updateVisibility"),iu=Symbol("visible");class ru extends Dh{constructor(e){super(document.createElement("div")),this.normal=new D(0,1,0),this[Jh]=!1,this[Zh]=1,this[Kh]=document.createElement("div"),this[Qh]=document.createElement("slot"),this.element.classList.add("annotation-wrapper"),this[$h].name=e.name,this.element.appendChild(this[eu]),this[eu].appendChild(this[$h]),this.updatePosition(e.position),this.updateNormal(e.normal)}show(){this[iu]||(this[iu]=!0,this[nu]())}hide(){this[iu]&&(this[iu]=!1,this[nu]())}increment(){this[tu]++}decrement(){return this[tu]>0&&--this[tu],0===this[tu]}updatePosition(e){if(null==e)return;const t=Uh(e)[0].terms;for(let e=0;e<3;++e)this.position.setComponent(e,Yh(t[e]).number)}updateNormal(e){if(null==e)return;const t=Uh(e)[0].terms;for(let e=0;e<3;++e)this.normal.setComponent(e,Yh(t[e]).number)}orient(e){this[eu].style.transform=`rotate(${e}rad)`}[(Jh=iu,Zh=tu,Kh=eu,Qh=$h,nu)](){this[iu]?this.element.classList.remove("hide"):this.element.classList.add("hide"),this[$h].assignedNodes().forEach(e=>{if(e.nodeType!==Node.ELEMENT_NODE)return;const t=e,n=t.dataset.visibilityAttribute;if(null!=n){const e="data-"+n;this[iu]?t.setAttribute(e,""):t.removeAttribute(e)}t.dispatchEvent(new CustomEvent("hotspot-visibility",{detail:{visible:this[iu]}}))})}} +class fu extends zh{constructor(t){super(document.createElement("div")),this.normal=new _t(0,1,0),this.initialized=!1,this.referenceCount=1,this.pivot=document.createElement("div"),this.slot=document.createElement("slot"),this.element.classList.add("annotation-wrapper"),this.slot.name=t.name,this.element.appendChild(this.pivot),this.pivot.appendChild(this.slot),this.updatePosition(t.position),this.updateNormal(t.normal)}get facingCamera(){return!this.element.classList.contains("hide")}show(){this.facingCamera&&this.initialized||this.updateVisibility(!0)}hide(){!this.facingCamera&&this.initialized||this.updateVisibility(!1)}increment(){this.referenceCount++}decrement(){return this.referenceCount>0&&--this.referenceCount,0===this.referenceCount}updatePosition(t){if(null==t)return;const e=su(t)[0].terms;for(let t=0;t<3;++t)this.position.setComponent(t,gu(e[t]).number);this.updateMatrixWorld()}updateNormal(t){if(null==t)return;const e=su(t)[0].terms;for(let t=0;t<3;++t)this.normal.setComponent(t,gu(e[t]).number)}orient(t){this.pivot.style.transform=`rotate(${t}rad)`}updateVisibility(t){t?this.element.classList.remove("hide"):this.element.classList.add("hide"),this.slot.assignedNodes().forEach((e=>{if(e.nodeType!==Node.ELEMENT_NODE)return;const n=e,i=n.dataset.visibilityAttribute;if(null!=i){const e=`data-${i}`;t?n.setAttribute(e,""):n.removeAttribute(e)}n.dispatchEvent(new CustomEvent("hotspot-visibility",{detail:{visible:t}}))})),this.initialized=!0}} /* @license * Copyright 2019 Google LLC. All Rights Reserved. * Licensed under the Apache License, Version 2.0 (the 'License'); @@ -349,7 +314,7 @@ var Jh,Zh,Kh,Qh;const $h=Symbol("slot"),eu=Symbol("pivot"),tu=Symbol("referenceC * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. - */const au=(e,t)=>{let n=0;const i=new D;return e.traverse(e=>{let r,a;e.updateWorldMatrix(!1,!1);let o=e.geometry;if(void 0!==o)if(o.isGeometry){let s=o.vertices;for(r=0,a=s.length;r{let i=n;const r=new _t;return t.traverse((t=>{let n,s;t.updateWorldMatrix(!1,!1);const a=t.geometry;if(void 0!==a)if(a.isGeometry){const o=a.vertices;for(n=0,s=o.length;n{if(!t.normalized)return 1;const e=t.array;return e instanceof Int8Array?1/127:e instanceof Uint8Array?1/255:e instanceof Int16Array?1/32767:e instanceof Uint16Array?1/65535:1})(o);for(n=0,s=o.count;n0,this.boundingBox.copy(t.boundingBox),this.size.copy(t.size),"back"===this.side){const{min:t,max:e}=this.boundingBox;[t.y,t.z]=[t.z,t.y],[e.y,e.z]=[e.z,e.y],[this.size.y,this.size.z]=[this.size.z,this.size.y],this.rotation.x=Math.PI/2,this.rotation.y=Math.PI}const{boundingBox:i,size:r}=this;if(this.isAnimated){const t=2*Math.max(r.x,r.y,r.z);r.y=t,i.expandByVector(r.subScalar(t).multiplyScalar(-.5)),i.max.y=i.min.y+t,r.set(t,t,t)}i.getCenter(this.floor.position);const s=i.max.y+.002*r.y;"bottom"===n?(this.position.y=s,this.shadow.camera.up.set(0,0,1)):(this.position.y=0,this.position.z=s,this.shadow.camera.up.set(0,1,0)),this.setSoftness(e)}setSoftness(t){const e=Math.pow(2,9-3*t);this.setMapSize(e)}setMapSize(t){const{camera:e,mapSize:n,map:i}=this.shadow,{size:r,boundingBox:s}=this;null!=i&&(i.dispose(),this.shadow.map=null),this.isAnimated&&(t*=2);const a=Math.floor(r.x>r.z?t:t*r.x/r.z),o=Math.floor(r.x>r.z?t*r.z/r.x:t);n.set(a,o);const l=2.5*r.x/a,c=2.5*r.z/o;e.left=-s.max.x-l,e.right=-s.min.x+l,e.bottom=s.min.z-c,e.top=s.max.z+c,this.setScaleAndOffset(this.shadowScale,0),this.floor.scale.set(r.x+2*l,r.z+2*c,1),this.needsUpdate=!0}setIntensity(t){this.shadowMaterial.opacity=t,t>0?(this.visible=!0,this.floor.visible=!0):(this.visible=!1,this.floor.visible=!1)}getIntensity(){return this.shadowMaterial.opacity}setRotation(t){"bottom"===this.side?(this.shadow.camera.up.set(Math.sin(t),0,Math.cos(t)),this.shadow.updateMatrices(this)):this.shadow.updateMatrices(this)}setScaleAndOffset(t,e){const n=this.size.y,{camera:i}=this.shadow;this.shadowScale=t,i.near=0,i.far=n-e/t,i.updateProjectionMatrix(),i.scale.setScalar(t);const r=.002*n;this.floor.position.y=2*r-i.far}} /* @license * Copyright 2019 Google LLC. All Rights Reserved. * Licensed under the Apache License, Version 2.0 (the 'License'); @@ -363,7 +328,7 @@ var Jh,Zh,Kh,Qh;const $h=Symbol("slot"),eu=Symbol("pivot"),tu=Symbol("referenceC * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. - */class ou extends nl{constructor(e,t){super(),this.shadowMaterial=new Ho,this.boundingBox=new we,this.size=new D,this.isAnimated=!1,this.needsUpdate=!1,this.intensity=0,this.castShadow=!0,this.frustumCulled=!1,this.floor=new Vt(new mn,this.shadowMaterial),this.floor.rotateX(-Math.PI/2),this.floor.receiveShadow=!0,this.floor.castShadow=!1,this.floor.frustumCulled=!1,this.add(this.floor),this.shadow.camera.up.set(0,0,1),e.add(this),this.target=e,this.setModel(e,t)}setModel(e,t){this.isAnimated=e.animationNames.length>0,this.boundingBox.copy(e.boundingBox),this.size.copy(e.size);const{boundingBox:n,size:i}=this;if(this.isAnimated){const e=2*Math.max(i.x,i.y,i.z);i.y=e,n.expandByVector(i.subScalar(e).multiplyScalar(-.5)),n.max.y=n.min.y+e,i.set(e,e,e)}const r=.001*i.y;this.position.y=n.max.y+r,n.getCenter(this.floor.position),this.setSoftness(t)}setSoftness(e){const t=Math.pow(2,9-3*e);this.setMapSize(t)}setMapSize(e){const{camera:t,mapSize:n,map:i}=this.shadow,{size:r,boundingBox:a}=this;null!=i&&(i.dispose(),this.shadow.map=null),this.isAnimated&&(e*=2);const o=Math.floor(r.x>r.z?e:e*r.x/r.z),s=Math.floor(r.x>r.z?e*r.z/r.x:e);n.set(o,s);const l=2.5*r.x/o,c=2.5*r.z/s;t.left=-a.max.x-l,t.right=-a.min.x+l,t.bottom=a.min.z-c,t.top=a.max.z+c,this.setScaleAndOffset(t.zoom,0),this.shadow.updateMatrices(this),this.floor.scale.set(r.x+2*l,r.z+2*c,1),this.needsUpdate=!0}setIntensity(e){this.shadowMaterial.opacity=e,e>0?(this.visible=!0,this.floor.visible=!0):(this.visible=!1,this.floor.visible=!1)}getIntensity(){return this.shadowMaterial.opacity}setRotation(e){this.shadow.camera.up.set(Math.sin(e),0,Math.cos(e)),this.shadow.updateMatrices(this)}setScaleAndOffset(e,t){const n=this.size.y,i=1/e,r=.001*n;this.floor.position.y=2*r-n+t*i;const{camera:a}=this.shadow;a.zoom=e,a.near=0,a.far=n*e-t,a.projectionMatrix.makeOrthographic(a.left*e,a.right*e,a.top*e,a.bottom*e,a.near,a.far),a.projectionMatrixInverse.getInverse(a.projectionMatrix)}} + */const xu=22.5*Math.PI/180,wu=Math.sin(xu),Eu=Math.tan(xu),bu=new _t,_u=new _t,Iu=new _t,Cu=new class{constructor(t,e,n=0,i=1/0){this.ray=new te(t,e),this.near=n,this.far=i,this.camera=null,this.layers=new de,this.params={Mesh:{},Line:{threshold:1},LOD:{},Points:{threshold:1},Sprite:{}}}set(t,e){this.ray.set(t,e)}setFromCamera(t,e){e&&e.isPerspectiveCamera?(this.ray.origin.setFromMatrixPosition(e.matrixWorld),this.ray.direction.set(t.x,t.y,.5).unproject(e).sub(this.ray.origin).normalize(),this.camera=e):e&&e.isOrthographicCamera?(this.ray.origin.set(t.x,t.y,(e.near+e.far)/(e.near-e.far)).unproject(e),this.ray.direction.set(0,0,-1).transformDirection(e.matrixWorld),this.camera=e):console.error("THREE.Raycaster: Unsupported camera type: "+e.type)}intersectObject(t,e=!1,n=[]){return Hl(t,this,n,e),n.sort(Ol),n}intersectObjects(t,e=!1,n=[]){for(let i=0,r=t.length;i{})){if(!t||t===this.url)return void e(1);if(this.reset(),this.url=t,null!=this.externalRenderer){const t=await this.externalRenderer.load(e);return this.idealCameraDistance=t.framedRadius/wu,this.fieldOfViewAspect=t.fieldOfViewAspect,this.frameModel(),void this.dispatchEvent({type:"model-load",url:this.url})}let n;null!=this.cancelPendingSourceChange&&(this.cancelPendingSourceChange(),this.cancelPendingSourceChange=null);try{n=await new Promise((async(n,i)=>{this.cancelPendingSourceChange=()=>i();try{n(await this.element[wp].loader.load(t,this.element,e))}catch(t){i(t)}}))}catch(t){if(null==t)return;throw t}this.reset(),this.url=t,this._currentGLTF=n,null!=n&&this.modelContainer.add(n.scene);const{animations:i}=n,r=new Map,s=[];for(const t of i)r.set(t.name,t),s.push(t.name);this.animations=i,this.animationsByName=r,this.animationNames=s,await this.setupScene()}async setupScene(){this.updateBoundingBox();let t=null;!0===this.tightBounds&&(await this.element.requestUpdate("cameraTarget"),t=this.getTarget()),this.updateFraming(t),this.frameModel(),this.setShadowIntensity(this.shadowIntensity),this.dispatchEvent({type:"model-load",url:this.url})}reset(){this.url=null,this.isDirty=!0,null!=this.shadow&&this.shadow.setIntensity(0);const t=this._currentGLTF;if(null!=t){for(const t of this.modelContainer.children)this.modelContainer.remove(t);t.dispose(),this._currentGLTF=null}null!=this.currentAnimationAction&&(this.currentAnimationAction.stop(),this.currentAnimationAction=null),this.mixer.stopAllAction(),this.mixer.uncacheRoot(this)}get currentGLTF(){return this._currentGLTF}setSize(t,e){if(this.width!==t||this.height!==e){if(this.width=Math.max(t,1),this.height=Math.max(e,1),this.annotationRenderer.setSize(t,e),this.aspect=this.width/this.height,this.frameModel(),null!=this.externalRenderer){const n=eu();this.externalRenderer.resize(t*n,e*n)}this.isDirty=!0}}updateBoundingBox(){if(this.target.remove(this.modelContainer),!0===this.tightBounds){const t=(t,e)=>t.expandByPoint(e);this.boundingBox=vu(this.modelContainer,t,new Mt)}else this.boundingBox.setFromObject(this.modelContainer);this.boundingBox.getSize(this.size),this.target.add(this.modelContainer)}updateFraming(t=null){this.target.remove(this.modelContainer),null==t&&(t=this.boundingBox.getCenter(new _t));const e=Math.sqrt(vu(this.modelContainer,((e,n)=>Math.max(e,t.distanceToSquared(n))),0));this.idealCameraDistance=e/wu;this.fieldOfViewAspect=vu(this.modelContainer,((e,n)=>{n.sub(t);const i=Math.sqrt(n.x*n.x+n.z*n.z);return Math.max(e,i/(this.idealCameraDistance-Math.abs(n.y)))}),0)/Eu,this.target.add(this.modelContainer)}frameModel(){const t=Eu*Math.max(1,this.fieldOfViewAspect/this.aspect);this.framedFieldOfView=2*Math.atan(t)*180/Math.PI}getSize(){return{width:this.width,height:this.height}}setTarget(t,e,n){this.goalTarget.set(-t,-e,-n)}setTargetDamperDecayTime(t){this.targetDamperX.setDecayTime(t),this.targetDamperY.setDecayTime(t),this.targetDamperZ.setDecayTime(t)}getTarget(){return Mu.copy(this.goalTarget).multiplyScalar(-1)}jumpToGoal(){this.updateTarget(1e4)}updateTarget(t){const e=this.goalTarget,n=this.target.position;if(!e.equals(n)){const i=this.idealCameraDistance;let{x:r,y:s,z:a}=n;r=this.targetDamperX.update(r,e.x,t,i),s=this.targetDamperY.update(s,e.y,t,i),a=this.targetDamperZ.update(a,e.z,t,i),this.target.position.set(r,s,a),this.target.updateMatrixWorld(),this.setShadowRotation(this.yaw),this.isDirty=!0}}pointTowards(t,e){const{x:n,z:i}=this.position;this.yaw=Math.atan2(t-n,e-i)}set yaw(t){this.rotation.y=t,this.updateMatrixWorld(!0),this.setShadowRotation(t),this.isDirty=!0}get yaw(){return this.rotation.y}set animationTime(t){this.mixer.setTime(t)}get animationTime(){return null!=this.currentAnimationAction?this.currentAnimationAction.time:0}get duration(){return null!=this.currentAnimationAction&&this.currentAnimationAction.getClip()?this.currentAnimationAction.getClip().duration:0}get hasActiveAnimation(){return null!=this.currentAnimationAction}playAnimation(t=null,e=0){if(null==this._currentGLTF)return;const{animations:n}=this;if(null==n||0===n.length)return void console.warn("Cannot play animation (model does not have any animations)");let i=null;null!=t&&(i=this.animationsByName.get(t)),null==i&&(i=n[0]);try{const{currentAnimationAction:t}=this;this.currentAnimationAction=this.mixer.clipAction(i,this).play(),this.currentAnimationAction.enabled=!0,null!=t&&this.currentAnimationAction!==t&&this.currentAnimationAction.crossFadeFrom(t,e,!1)}catch(t){console.error(t)}}stopAnimation(){null!=this.currentAnimationAction&&(this.currentAnimationAction.stop(),this.currentAnimationAction.reset(),this.currentAnimationAction=null),this.mixer.stopAllAction()}updateAnimation(t){this.mixer.update(t)}updateShadow(){const t=this.shadow;if(null!=t){const e="wall"===this.element.arPlacement?"back":"bottom";t.setScene(this,this.shadowSoftness,e)}}setShadowIntensity(t){if(this.shadowIntensity=t,null==this._currentGLTF)return;let e=this.shadow;const n="wall"===this.element.arPlacement?"back":"bottom";null!=e?(e.setIntensity(t),e.setScene(this,this.shadowSoftness,n)):t>0&&(e=new yu(this,this.shadowSoftness,n),e.setIntensity(t),this.shadow=e)}setShadowSoftness(t){this.shadowSoftness=t;const e=this.shadow;null!=e&&e.setSoftness(t)}setShadowRotation(t){const e=this.shadow;null!=e&&e.setRotation(t)}isShadowDirty(){const t=this.shadow;if(null==t)return!1;{const{needsUpdate:e}=t;return t.needsUpdate=!1,e}}setShadowScaleAndOffset(t,e){const n=this.shadow;null!=n&&n.setScaleAndOffset(t,e)}positionAndNormalFromPoint(t,e=this){Cu.setFromCamera(t,this.getCamera());const n=Cu.intersectObject(e,!0);if(0===n.length)return null;const i=n[0];return null==i.face?null:(i.face.normal.applyNormalMatrix((new At).getNormalMatrix(i.object.matrixWorld)),{position:i.point,normal:i.face.normal})}addHotspot(t){this.target.add(t),this.annotationRenderer.domElement.appendChild(t.element)}removeHotspot(t){this.target.remove(t)}forHotspots(t){const{children:e}=this.target;for(let n=0,i=e.length;n{bu.copy(t),_u.setFromMatrixPosition(e.matrixWorld),bu.sub(_u),Iu.copy(e.normal).transformDirection(this.target.matrixWorld),bu.dot(Iu)<0?e.hide():e.show()}))}orientHotspots(t){this.forHotspots((e=>{e.orient(t)}))}setHotspotsVisibility(t){this.forHotspots((e=>{e.visible=t}))}}const Bu=function(){const t=new si({uniforms:{roughnessMap:{value:null},normalMap:{value:null},texelSize:{value:new pt(1,1)}},vertexShader:"\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tattribute vec3 position;\n\t\t\tattribute vec2 uv;\n\n\t\t\tvarying vec2 vUv;\n\n\t\t\tvoid main() {\n\n\t\t\t\tvUv = uv;\n\n\t\t\t\tgl_Position = vec4( position, 1.0 );\n\n\t\t\t}\n\t\t",fragmentShader:"\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec2 vUv;\n\n\t\t\tuniform sampler2D roughnessMap;\n\t\t\tuniform sampler2D normalMap;\n\t\t\tuniform vec2 texelSize;\n\n\t\t\t#define ENVMAP_TYPE_CUBE_UV\n\n\t\t\tvec4 envMapTexelToLinear( vec4 a ) { return a; }\n\n\t\t\t#include \n\n\t\t\tfloat roughnessToVariance( float roughness ) {\n\n\t\t\t\tfloat variance = 0.0;\n\n\t\t\t\tif ( roughness >= r1 ) {\n\n\t\t\t\t\tvariance = ( r0 - roughness ) * ( v1 - v0 ) / ( r0 - r1 ) + v0;\n\n\t\t\t\t} else if ( roughness >= r4 ) {\n\n\t\t\t\t\tvariance = ( r1 - roughness ) * ( v4 - v1 ) / ( r1 - r4 ) + v1;\n\n\t\t\t\t} else if ( roughness >= r5 ) {\n\n\t\t\t\t\tvariance = ( r4 - roughness ) * ( v5 - v4 ) / ( r4 - r5 ) + v4;\n\n\t\t\t\t} else {\n\n\t\t\t\t\tfloat roughness2 = roughness * roughness;\n\n\t\t\t\t\tvariance = 1.79 * roughness2 * roughness2;\n\n\t\t\t\t}\n\n\t\t\t\treturn variance;\n\n\t\t\t}\n\n\t\t\tfloat varianceToRoughness( float variance ) {\n\n\t\t\t\tfloat roughness = 0.0;\n\n\t\t\t\tif ( variance >= v1 ) {\n\n\t\t\t\t\troughness = ( v0 - variance ) * ( r1 - r0 ) / ( v0 - v1 ) + r0;\n\n\t\t\t\t} else if ( variance >= v4 ) {\n\n\t\t\t\t\troughness = ( v1 - variance ) * ( r4 - r1 ) / ( v1 - v4 ) + r1;\n\n\t\t\t\t} else if ( variance >= v5 ) {\n\n\t\t\t\t\troughness = ( v4 - variance ) * ( r5 - r4 ) / ( v4 - v5 ) + r4;\n\n\t\t\t\t} else {\n\n\t\t\t\t\troughness = pow( 0.559 * variance, 0.25 ); // 0.559 = 1.0 / 1.79\n\n\t\t\t\t}\n\n\t\t\t\treturn roughness;\n\n\t\t\t}\n\n\t\t\tvoid main() {\n\n\t\t\t\tgl_FragColor = texture2D( roughnessMap, vUv, - 1.0 );\n\n\t\t\t\tif ( texelSize.x == 0.0 ) return;\n\n\t\t\t\tfloat roughness = gl_FragColor.g;\n\n\t\t\t\tfloat variance = roughnessToVariance( roughness );\n\n\t\t\t\tvec3 avgNormal;\n\n\t\t\t\tfor ( float x = - 1.0; x < 2.0; x += 2.0 ) {\n\n\t\t\t\t\tfor ( float y = - 1.0; y < 2.0; y += 2.0 ) {\n\n\t\t\t\t\t\tvec2 uv = vUv + vec2( x, y ) * 0.25 * texelSize;\n\n\t\t\t\t\t\tavgNormal += normalize( texture2D( normalMap, uv, - 1.0 ).xyz - 0.5 );\n\n\t\t\t\t\t}\n\n\t\t\t\t}\n\n\t\t\t\tvariance += 1.0 - 0.25 * length( avgNormal );\n\n\t\t\t\tgl_FragColor.g = varianceToRoughness( variance );\n\n\t\t\t}\n\t\t",blending:0,depthTest:!1,depthWrite:!1});return t.type="RoughnessMipmapper",t} /* @license * Copyright 2019 Google LLC. All Rights Reserved. * Licensed under the Apache License, Version 2.0 (the 'License'); @@ -377,7 +342,134 @@ var Jh,Zh,Kh,Qh;const $h=Symbol("slot"),eu=Symbol("pivot"),tu=Symbol("referenceC * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. - */var su,lu;const cu=22.5*Math.PI/180,hu=Math.sin(cu),uu=Math.tan(cu),pu=Symbol("shadow"),du=Symbol("cancelPendingSourceChange"),fu=Symbol("currentGLTF"),mu=new D,gu=new D,vu=new D;class yu extends oe{constructor(){super(),this[su]=null,this[lu]=null,this.animationsByName=new Map,this.currentAnimationAction=null,this.animations=[],this.modelContainer=new oe,this.animationNames=[],this.boundingBox=new we,this.size=new D,this.idealCameraDistance=0,this.fieldOfViewAspect=0,this.userData={url:null},this.url=null,this.name="Model",this.modelContainer.name="ModelContainer",this.add(this.modelContainer),this.mixer=new tc(this.modelContainer)}get currentGLTF(){return this[fu]}hasModel(){return!!this.modelContainer.children.length}setObject(e){this.clear(),this.modelContainer.add(e),this.updateFraming(),this.dispatchEvent({type:"model-load"})}async setSource(e,t,n){if(!t||t===this.url)return void(n&&n(1));let i;null!=this[du]&&(this[du](),this[du]=null),this.url=t;try{i=await new Promise(async(i,r)=>{this[du]=()=>r();try{i(await e[dm].loader.load(t,e,n))}catch(e){r(e)}})}catch(e){if(null==e)return;throw e}this.clear(),this[fu]=i,null!=i&&this.modelContainer.add(i.scene);const{animations:r}=i,a=new Map,o=[];for(const e of r)a.set(e.name,e),o.push(e.name);this.animations=r,this.animationsByName=a,this.animationNames=o,this.userData.url=t,this.updateFraming(),this.dispatchEvent({type:"model-load",url:t})}set animationTime(e){this.mixer.setTime(e)}get animationTime(){return null!=this.currentAnimationAction?this.currentAnimationAction.time:0}get hasActiveAnimation(){return null!=this.currentAnimationAction}playAnimation(e=null,t=0){const{animations:n}=this;if(null==n||0===n.length)return void console.warn("Cannot play animation (model does not have any animations)");let i=null;null!=e&&(i=this.animationsByName.get(e)),null==i&&(i=n[0]);try{const{currentAnimationAction:e}=this;this.currentAnimationAction=this.mixer.clipAction(i,this).play(),this.currentAnimationAction.enabled=!0,null!=e&&this.currentAnimationAction!==e&&this.currentAnimationAction.crossFadeFrom(e,t,!1)}catch(e){console.error(e)}}stopAnimation(){null!=this.currentAnimationAction&&(this.currentAnimationAction.stop(),this.currentAnimationAction.reset(),this.currentAnimationAction=null),this.mixer.stopAllAction()}updateAnimation(e){this.mixer.update(e)}clear(){this.url=null,this.userData={url:null};const e=this[fu];if(null!=e){for(const e of this.modelContainer.children)this.modelContainer.remove(e);e.dispose(),this[fu]=null}null!=this.currentAnimationAction&&(this.currentAnimationAction.stop(),this.currentAnimationAction=null),this.mixer.stopAllAction(),this.mixer.uncacheRoot(this)}updateFraming(e=null){this.remove(this.modelContainer),null==e&&(this.boundingBox.setFromObject(this.modelContainer),this.boundingBox.getSize(this.size),e=this.boundingBox.getCenter(new D));const t=Math.sqrt(au(this.modelContainer,(t,n)=>Math.max(t,e.distanceToSquared(n))));this.idealCameraDistance=t/hu;this.fieldOfViewAspect=au(this.modelContainer,(t,n)=>{n.sub(e);const i=Math.sqrt(n.x*n.x+n.z*n.z);return Math.max(t,i/(this.idealCameraDistance-Math.abs(n.y)))})/uu,this.add(this.modelContainer)}setShadowIntensity(e,t){let n=this[pu];null!=n?(n.setIntensity(e),n.setModel(this,t)):e>0&&(n=new ou(this,t),n.setIntensity(e),this[pu]=n)}setShadowSoftness(e){const t=this[pu];null!=t&&t.setSoftness(e)}setShadowRotation(e){const t=this[pu];null!=t&&t.setRotation(e)}updateShadow(){const e=this[pu];if(null==e)return!1;{const{needsUpdate:t}=e;return e.needsUpdate=!1,t}}setShadowScaleAndOffset(e,t){const n=this[pu];null!=n&&n.setScaleAndOffset(e,t)}addHotspot(e){this.add(e)}removeHotspot(e){this.remove(e)}forHotspots(e){const{children:t}=this;for(let n=0,i=t.length;n{mu.copy(e),gu.setFromMatrixPosition(t.matrixWorld),mu.sub(gu),vu.copy(t.normal).transformDirection(this.matrixWorld),mu.dot(vu)<0?t.hide():t.show()})}orientHotspots(e){this.forHotspots(t=>{t.orient(e)})}setHotspotsVisibility(e){this.forHotspots(t=>{t.visible=e})}}su=pu,lu=fu; + */(),Tu=new Mn(new Yn(2,2),Bu),Lu=new ri(0,1,0,1,0,1);let Ru=null,Du=null;class Qu{constructor(t){Du=t,Du.compile(Tu,Lu)}generateMipmaps(t){if("roughnessMap"in t==!1)return;const{roughnessMap:e,normalMap:n}=t;if(null===e||null===n||!e.generateMipmaps||t.userData.roughnessUpdated)return;t.userData.roughnessUpdated=!0;let i=Math.max(e.image.width,n.image.width),r=Math.max(e.image.height,n.image.height);if(!dt.isPowerOfTwo(i)||!dt.isPowerOfTwo(r))return;const s=Du.getRenderTarget(),a=Du.autoClear;if(Du.autoClear=!1,null!==Ru&&Ru.width===i&&Ru.height===r||(null!==Ru&&Ru.dispose(),Ru=new wt(i,r,{depthBuffer:!1}),Ru.scissorTest=!0),i!==e.image.width||r!==e.image.height){const n={wrapS:e.wrapS,wrapT:e.wrapT,magFilter:e.magFilter,minFilter:e.minFilter,depthBuffer:!1},s=new wt(i,r,n);s.texture.generateMipmaps=!0,Du.setRenderTarget(s),t.roughnessMap=s.texture,t.metalnessMap==e&&(t.metalnessMap=t.roughnessMap),t.aoMap==e&&(t.aoMap=t.roughnessMap),t.roughnessMap.offset.copy(e.offset),t.roughnessMap.repeat.copy(e.repeat),t.roughnessMap.center.copy(e.center),t.roughnessMap.rotation=e.rotation,t.roughnessMap.matrixAutoUpdate=e.matrixAutoUpdate,t.roughnessMap.matrix.copy(e.matrix)}Bu.uniforms.roughnessMap.value=e,Bu.uniforms.normalMap.value=n;const o=new pt(0,0),l=Bu.uniforms.texelSize.value;for(let e=0;i>=1&&r>=1;++e,i/=2,r/=2)l.set(1/i,1/r),0==e&&l.set(0,0),Ru.viewport.set(o.x,o.y,i,r),Ru.scissor.set(o.x,o.y,i,r),Du.setRenderTarget(Ru),Du.render(Tu,Lu),Du.copyFramebufferToTexture(o,t.roughnessMap,e),Bu.uniforms.roughnessMap.value=t.roughnessMap;e!==t.roughnessMap&&e.dispose(),Du.setRenderTarget(s),Du.autoClear=a}dispose(){Bu.dispose(),Tu.geometry.dispose(),null!=Ru&&Ru.dispose()}}var Pu=function(t,e,n,i){for(var r,s=arguments.length,a=s<3?e:null===i?i=Object.getOwnPropertyDescriptor(e,n):i,o=t.length-1;o>=0;o--)(r=t[o])&&(a=(s<3?r(a):s>3?r(e,n,a):r(e,n))||a);return s>3&&a&&Object.defineProperty(e,n,a),a};const Fu=Symbol("currentEnvironmentMap"),Nu=Symbol("applyEnvironmentMap"),Uu=Symbol("updateEnvironment"),ku=Symbol("cancelEnvironmentUpdate"),Gu=Symbol("onPreload");class Ou{constructor(t,e,n,i,r){this.xrLight=t,this.renderer=e,this.lightProbe=n,this.xrWebGLBinding=null,this.estimationStartCallback=r,this.frameCallback=this.onXRFrame.bind(this);const s=e.xr.getSession();if(i&&"XRWebGLBinding"in window){const n=new Un(16);t.environment=n.texture;const i=e.getContext();switch(s.preferredReflectionFormat){case"srgba8":i.getExtension("EXT_sRGB");break;case"rgba16f":i.getExtension("OES_texture_half_float")}this.xrWebGLBinding=new XRWebGLBinding(s,i),this.lightProbe.addEventListener("reflectionchange",(()=>{this.updateReflection()}))}s.requestAnimationFrame(this.frameCallback)}updateReflection(){const t=this.renderer.properties.get(this.xrLight.environment);if(t){const e=this.xrWebGLBinding.getReflectionCubeMap(this.lightProbe);e&&(t.__webglTexture=e)}}onXRFrame(t,e){if(!this.xrLight)return;e.session.requestAnimationFrame(this.frameCallback);const n=e.getLightEstimate(this.lightProbe);if(n){this.xrLight.lightProbe.sh.fromArray(n.sphericalHarmonicsCoefficients),this.xrLight.lightProbe.intensity=1;const t=Math.max(1,Math.max(n.primaryLightIntensity.x,Math.max(n.primaryLightIntensity.y,n.primaryLightIntensity.z)));this.xrLight.directionalLight.color.setRGB(n.primaryLightIntensity.x/t,n.primaryLightIntensity.y/t,n.primaryLightIntensity.z/t),this.xrLight.directionalLight.intensity=t,this.xrLight.directionalLight.position.copy(n.primaryLightDirection),this.estimationStartCallback&&(this.estimationStartCallback(),this.estimationStartCallback=null)}}dispose(){this.xrLight=null,this.renderer=null,this.lightProbe=null,this.xrWebGLBinding=null}}class Hu extends Bs{constructor(t,e=!0){super(),this.lightProbe=new bl,this.lightProbe.intensity=0,this.add(this.lightProbe),this.directionalLight=new wl,this.directionalLight.intensity=0,this.add(this.directionalLight),this.environment=null;let n=null,i=!1;t.xr.addEventListener("sessionstart",(()=>{const r=t.xr.getSession();"requestLightProbe"in r&&r.requestLightProbe({reflectionFormat:r.preferredReflectionFormat}).then((r=>{n=new Ou(this,t,r,e,(()=>{i=!0,this.dispatchEvent({type:"estimationstart"})}))}))})),t.xr.addEventListener("sessionend",(()=>{n&&(n.dispose(),n=null),i&&this.dispatchEvent({type:"estimationend"})})),this.dispose=()=>{n&&(n.dispose(),n=null),this.remove(this.lightProbe),this.lightProbe=null,this.remove(this.directionalLight),this.directionalLight=null,this.environment=null}}} +/* @license + * Copyright 2020 Google LLC. All Rights Reserved. + * Licensed under the Apache License, Version 2.0 (the 'License'); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an 'AS IS' BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */const zu=Math.PI/24,Vu=new pt,Wu=(t,e,n)=>{let i=e>0?n>0?0:-Math.PI/2:n>0?Math.PI/2:Math.PI;for(let r=0;r<=12;++r)t.push(e+.17*Math.cos(i),n+.17*Math.sin(i),0,e+.2*Math.cos(i),n+.2*Math.sin(i),0),i+=zu};class qu extends Mn{constructor(t,e){const n=new cn,i=[],r=[],{size:s,boundingBox:a}=t,o=s.x/2,l=("back"===e?s.y:s.z)/2;Wu(r,o,l),Wu(r,-o,l),Wu(r,-o,-l),Wu(r,o,-l);const c=r.length/3;for(let t=0;t0}dispose(){var t;const{geometry:e,material:n}=this.hitPlane;e.dispose(),n.dispose(),this.geometry.dispose(),this.material.dispose(),null===(t=this.parent)||void 0===t||t.remove(this)}} +/* @license + * Copyright 2019 Google LLC. All Rights Reserved. + * Licensed under the Apache License, Version 2.0 (the 'License'); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an 'AS IS' BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */const ju="not-presenting",Yu="session-started",Ju="object-placed",Xu="failed",Ku="tracking",Zu="not-tracking",$u=new _t,td=new ee,ed=new _t,nd=new Pn(45,1,.1,100);class id extends tt{constructor(t){super(),this.renderer=t,this.currentSession=null,this.placeOnWall=!1,this.placementBox=null,this.lastTick=null,this.turntableRotation=null,this.oldShadowIntensity=null,this.oldBackground=null,this.oldEnvironment=null,this.frame=null,this.initialHitSource=null,this.transientHitTestSource=null,this.inputSource=null,this._presentedScene=null,this.resolveCleanup=null,this.exitWebXRButtonContainer=null,this.overlay=null,this.xrLight=null,this.environmentEstimation=!1,this.tracking=!0,this.frames=0,this.initialized=!1,this.oldTarget=new _t,this.oldFramedFieldOfView=45,this.placementComplete=!1,this.isTranslating=!1,this.isRotating=!1,this.isTwoFingering=!1,this.lastDragPosition=new _t,this.firstRatio=0,this.lastAngle=0,this.goalPosition=new _t,this.goalYaw=0,this.goalScale=1,this.xDamper=new iu,this.yDamper=new iu,this.zDamper=new iu,this.yawDamper=new iu,this.scaleDamper=new iu,this.onExitWebXRButtonContainerClick=()=>this.stopPresenting(),this.onUpdateScene=()=>{null!=this.placementBox&&this.isPresenting&&(this.placementBox.dispose(),this.placementBox=new qu(this.presentedScene,this.placeOnWall?"back":"bottom"))},this.onSelectStart=t=>{const e=this.transientHitTestSource;if(null==e)return;const n=this.frame.getHitTestResultsForTransientInput(e),i=this.presentedScene,r=this.placementBox;if(1===n.length){this.inputSource=t.inputSource;const{axes:e}=this.inputSource.gamepad,n=r.getHit(this.presentedScene,e[0],e[1]);r.show=!0,null!=n?(this.isTranslating=!0,this.lastDragPosition.copy(n)):!1===this.placeOnWall&&(this.isRotating=!0,this.lastAngle=1.5*e[0])}else if(2===n.length){r.show=!0,this.isTwoFingering=!0;const{separation:t}=this.fingerPolar(n);this.firstRatio=t/i.scale.x}},this.onSelectEnd=()=>{this.isTranslating=!1,this.isRotating=!1,this.isTwoFingering=!1,this.inputSource=null,this.goalPosition.y+=this.placementBox.offsetHeight*this.presentedScene.scale.x,this.placementBox.show=!1},this.threeRenderer=t.threeRenderer,this.threeRenderer.xr.enabled=!0,this.xrLight=new Hu(this.threeRenderer),this.xrLight.addEventListener("estimationstart",(()=>{if(!this.isPresenting||null==this.xrLight)return;const t=this.presentedScene;t.add(this.xrLight),this.environmentEstimation&&this.xrLight.environment&&(this.oldEnvironment=t.environment,t.environment=this.xrLight.environment)}))}async resolveARSession(){Kh();const t=await navigator.xr.requestSession("immersive-ar",{requiredFeatures:["hit-test"],optionalFeatures:["dom-overlay","light-estimation"],domOverlay:{root:this.overlay}});return this.threeRenderer.xr.setReferenceSpaceType("local"),await this.threeRenderer.xr.setSession(t),this.threeRenderer.xr.cameraAutoUpdate=!1,t}get presentedScene(){return this._presentedScene}async supportsPresentation(){try{return Kh(),await navigator.xr.isSessionSupported("immersive-ar")}catch(t){return console.warn("Request to present in WebXR denied:"),console.warn(t),console.warn("Falling back to next ar-mode"),!1}}async present(t,e=!1){this.isPresenting&&console.warn("Cannot present while a model is already presenting");let n=new Promise(((t,e)=>{requestAnimationFrame((()=>t()))}));t.setHotspotsVisibility(!1),t.isDirty=!0,await n,this._presentedScene=t,this.overlay=t.element.shadowRoot.querySelector("div.default"),this.environmentEstimation=e;const i=await this.resolveARSession();i.addEventListener("end",(()=>{this.postSessionCleanup()}),{once:!0});const r=t.element.shadowRoot.querySelector(".slot.exit-webxr-ar-button");r.classList.add("enabled"),r.addEventListener("click",this.onExitWebXRButtonContainerClick),this.exitWebXRButtonContainer=r;const s=await i.requestReferenceSpace("viewer");this.tracking=!0,this.frames=0,this.initialized=!1,this.turntableRotation=t.yaw,this.goalYaw=t.yaw,this.goalScale=1,this.oldBackground=t.background,t.background=null,this.oldShadowIntensity=t.shadowIntensity,t.setShadowIntensity(0),this.oldTarget.copy(t.getTarget()),this.oldFramedFieldOfView=t.framedFieldOfView,t.addEventListener("model-load",this.onUpdateScene);const a=20*Math.PI/180,o=!0===this.placeOnWall?void 0:new XRRay(new DOMPoint(0,0,0),{x:0,y:-Math.sin(a),z:-Math.cos(a)});i.requestHitTestSource({space:s,offsetRay:o}).then((t=>{this.initialHitSource=t})),this.currentSession=i,this.placementBox=new qu(t,this.placeOnWall?"back":"bottom"),this.placementComplete=!1,this.lastTick=performance.now(),this.dispatchEvent({type:"status",status:Yu})}async stopPresenting(){if(!this.isPresenting)return;const t=new Promise((t=>{this.resolveCleanup=t}));try{await this.currentSession.end(),await t}catch(t){console.warn("Error while trying to end WebXR AR session"),console.warn(t),this.postSessionCleanup()}}get isPresenting(){return null!=this.presentedScene}get target(){return this.oldTarget}updateTarget(){const t=this.presentedScene;if(null!=t){const e=t.getTarget();this.oldTarget.copy(e),this.placeOnWall?e.z=t.boundingBox.min.z:e.y=t.boundingBox.min.y,t.setTarget(e.x,e.y,e.z)}}postSessionCleanup(){const t=this.currentSession;null!=t&&(t.removeEventListener("selectstart",this.onSelectStart),t.removeEventListener("selectend",this.onSelectEnd),this.currentSession=null);const e=this.presentedScene;if(null!=e){const{element:t}=e;null!=this.xrLight&&null!=this.xrLight.parent&&(e.remove(this.xrLight),null!=this.oldEnvironment&&(e.environment=this.oldEnvironment,this.oldEnvironment=null)),e.position.set(0,0,0),e.scale.set(1,1,1),e.setShadowScaleAndOffset(1,0);const n=this.turntableRotation;null!=n&&(e.yaw=n);const i=this.oldShadowIntensity;null!=i&&e.setShadowIntensity(i);const r=this.oldBackground;null!=r&&(e.background=r);const s=this.oldTarget;e.setTarget(s.x,s.y,s.z),e.framedFieldOfView=this.oldFramedFieldOfView,e.xrCamera=null,e.removeEventListener("model-load",this.onUpdateScene),e.orientHotspots(0),t.requestUpdate("cameraTarget"),t.requestUpdate("maxCameraOrbit"),t[xp](t.getBoundingClientRect())}this.renderer.height=0;const n=this.exitWebXRButtonContainer;null!=n&&(n.classList.remove("enabled"),n.removeEventListener("click",this.onExitWebXRButtonContainerClick),this.exitWebXRButtonContainer=null);const i=this.transientHitTestSource;null!=i&&(i.cancel(),this.transientHitTestSource=null);const r=this.initialHitSource;null!=r&&(r.cancel(),this.initialHitSource=null),null!=this.placementBox&&(this.placementBox.dispose(),this.placementBox=null),this.lastTick=null,this.turntableRotation=null,this.oldShadowIntensity=null,this.oldBackground=null,this._presentedScene=null,this.frame=null,this.inputSource=null,this.overlay=null,null!=this.resolveCleanup&&this.resolveCleanup(),this.dispatchEvent({type:"status",status:ju})}updateView(t){const e=this.presentedScene,n=this.threeRenderer.xr;n.updateCamera(nd),e.xrCamera=n.getCamera();const{elements:i}=e.getCamera().matrixWorld;if(e.orientHotspots(Math.atan2(i[1],i[5])),this.initialized||(this.placeInitially(),this.initialized=!0),t.requestViewportScale&&t.recommendedViewportScale){const e=t.recommendedViewportScale;t.requestViewportScale(Math.max(e,.25))}const r=this.currentSession.renderState.baseLayer.getViewport(t);this.threeRenderer.setViewport(r.x,r.y,r.width,r.height)}placeInitially(){const t=this.presentedScene,{position:e,element:n}=t,i=t.getCamera(),{width:r,height:s}=this.overlay.getBoundingClientRect();t.setSize(r,s),i.projectionMatrixInverse.copy(i.projectionMatrix).invert();const{theta:a,radius:o}=n.getCameraOrbit(),l=i.getWorldDirection($u);t.yaw=Math.atan2(-l.x,-l.z)-a,this.goalYaw=t.yaw,e.copy(i.position).add(l.multiplyScalar(o)),this.updateTarget();const c=t.getTarget();e.add(c).sub(this.oldTarget),this.goalPosition.copy(e),t.setHotspotsVisibility(!0);const{session:h}=this.frame;h.addEventListener("selectstart",this.onSelectStart),h.addEventListener("selectend",this.onSelectEnd),h.requestHitTestSourceForTransientInput({profile:"generic-touchscreen"}).then((t=>{this.transientHitTestSource=t}))}getTouchLocation(){const{axes:t}=this.inputSource.gamepad;let e=this.placementBox.getExpandedHit(this.presentedScene,t[0],t[1]);return null!=e&&($u.copy(e).sub(this.presentedScene.getCamera().position),$u.length()>10)?null:e}getHitPoint(t){const e=this.threeRenderer.xr.getReferenceSpace(),n=t.getPose(e);if(null==n)return null;const i=td.fromArray(n.transform.matrix);return!0===this.placeOnWall&&(this.goalYaw=Math.atan2(i.elements[4],i.elements[6])),i.elements[5]>.75!==this.placeOnWall?ed.setFromMatrixPosition(i):null}moveToFloor(t){const e=this.initialHitSource;if(null==e)return;const n=t.getHitTestResults(e);if(0==n.length)return;const i=n[0],r=this.getHitPoint(i);null!=r&&(this.placementBox.show=!0,this.isTranslating||(this.placeOnWall?this.goalPosition.copy(r):this.goalPosition.y=r.y),e.cancel(),this.initialHitSource=null,this.dispatchEvent({type:"status",status:Ju}))}fingerPolar(t){const e=t[0].inputSource.gamepad.axes,n=t[1].inputSource.gamepad.axes,i=n[0]-e[0],r=n[1]-e[1],s=Math.atan2(r,i);let a=this.lastAngle-s;return a>Math.PI?a-=2*Math.PI:a<-Math.PI&&(a+=2*Math.PI),this.lastAngle=s,{separation:Math.sqrt(i*i+r*r),deltaYaw:a}}processInput(t){const e=this.transientHitTestSource;if(null==e)return;if(!this.isTranslating&&!this.isTwoFingering&&!this.isRotating)return;const n=t.getHitTestResultsForTransientInput(e),i=this.presentedScene,r=i.scale.x;if(this.isTwoFingering)if(n.length<2)this.isTwoFingering=!1;else{const{separation:t,deltaYaw:e}=this.fingerPolar(n);if(!1===this.placeOnWall&&(this.goalYaw+=e),i.canScale){const e=t/this.firstRatio;this.goalScale=e<1.3&&e>.7692307692307692?1:e}}else if(2!==n.length)if(this.isRotating){const t=1.5*this.inputSource.gamepad.axes[0];this.goalYaw+=t-this.lastAngle,this.lastAngle=t}else this.isTranslating&&n.forEach((t=>{if(t.inputSource!==this.inputSource)return;let e=null;if(t.results.length>0&&(e=this.getHitPoint(t.results[0])),null==e&&(e=this.getTouchLocation()),null!=e){if(this.goalPosition.sub(this.lastDragPosition),!1===this.placeOnWall){const t=e.y-this.lastDragPosition.y;if(t<0){this.placementBox.offsetHeight=t/r,this.presentedScene.setShadowScaleAndOffset(r,t);const n=$u.copy(i.getCamera().position),s=-t/(n.y-e.y);n.multiplyScalar(s),e.multiplyScalar(1-s).add(n)}}this.goalPosition.add(e),this.lastDragPosition.copy(e)}}));else{this.isTranslating=!1,this.isRotating=!1,this.isTwoFingering=!0;const{separation:t}=this.fingerPolar(n);this.firstRatio=t/r}}moveScene(t){const e=this.presentedScene,{position:n,yaw:i,idealCameraDistance:r}=e,s=this.goalPosition,a=e.scale.x,o=this.placementBox;if(!s.equals(n)||this.goalScale!==a){let{x:i,y:l,z:c}=n;i=this.xDamper.update(i,s.x,t,r),l=this.yDamper.update(l,s.y,t,r),c=this.zDamper.update(c,s.z,t,r),n.set(i,l,c);const h=this.scaleDamper.update(a,this.goalScale,t,1);if(e.scale.set(h,h,h),!this.isTranslating){const t=s.y-l;this.placementComplete&&!1===this.placeOnWall?(o.offsetHeight=t/h,e.setShadowScaleAndOffset(h,t)):0===t&&(this.placementComplete=!0,o.show=!1,e.setShadowIntensity(.3))}}o.updateOpacity(t),e.updateTarget(t),e.yaw=this.yawDamper.update(i,this.goalYaw,t,Math.PI)}onWebXRFrame(t,e){this.frame=e,++this.frames;const n=this.threeRenderer.xr.getReferenceSpace(),i=e.getViewerPose(n);null==i&&!0===this.tracking&&this.frames>30&&(this.tracking=!1,this.dispatchEvent({type:"tracking",status:Zu}));const r=this.presentedScene;if(null==i||null==r||!r.element[Cp]())return void this.threeRenderer.clear();!1===this.tracking&&(this.tracking=!0,this.dispatchEvent({type:"tracking",status:Ku}));let s=!0;for(const n of i.views){if(this.updateView(n),s){this.moveToFloor(e),this.processInput(e);const n=t-this.lastTick;this.moveScene(n),this.renderer.preRender(r,t,n),this.lastTick=t}const i=this.threeRenderer.getContext();i.depthMask(!1),i.clear(i.DEPTH_BUFFER_BIT),i.depthMask(!0),this.threeRenderer.render(r,r.getCamera()),s=!1}}} +/* @license + * Copyright 2019 Google LLC. All Rights Reserved. + * Licensed under the Apache License, Version 2.0 (the 'License'); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an 'AS IS' BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */class rd{constructor(t){t.threeRenderer.debug={checkShaderErrors:!0},Promise.resolve().then((()=>{self.dispatchEvent(new CustomEvent("model-viewer-renderer-debug",{detail:{renderer:t,THREE:{ShaderMaterial:Dn,Texture:vt,Mesh:Mn,Scene:Ps,PlaneBufferGeometry:Yn,OrthographicCamera:ri,WebGLRenderTarget:wt}}}))}))}addScene(t){self.dispatchEvent(new CustomEvent("model-viewer-scene-added-debug",{detail:{scene:t}}))}removeScene(t){self.dispatchEvent(new CustomEvent("model-viewer-scene-removed-debug",{detail:{scene:t}}))}}function sd(t,e,n){n(t,e);for(let i=0;i{t.traverse((t=>{if(!t.isMesh)return;const e=t;(Array.isArray(e.material)?e.material:[e.material]).forEach((t=>{for(const e in t){const n=t[e];n instanceof vt&&n.dispose()}t.dispose()})),e.geometry.dispose()}))}))}[cd](){const t=this[ld],e=class{static retarget(t,e,n={}){const i=new _t,r=new bt,s=new _t,a=new ee,o=new ee,l=new ee;n.preserveMatrix=void 0===n.preserveMatrix||n.preserveMatrix,n.preservePosition=void 0===n.preservePosition||n.preservePosition,n.preserveHipPosition=void 0!==n.preserveHipPosition&&n.preserveHipPosition,n.useTargetMatrix=void 0!==n.useTargetMatrix&&n.useTargetMatrix,n.hip=void 0!==n.hip?n.hip:"hip",n.names=n.names||{};const c=e.isObject3D?e.skeleton.bones:this.getBones(e),h=t.isObject3D?t.skeleton.bones:this.getBones(t);let u,d,p,A,m;if(t.isObject3D?t.skeleton.pose():(n.useTargetMatrix=!0,n.preserveMatrix=!1),n.preservePosition){m=[];for(let t=0;t{dd(t,e,((t,e)=>{void 0!==e.userData.variantMaterials&&(t.userData.variantMaterials=new Map(e.userData.variantMaterials)),void 0!==e.userData.originalMaterial&&(t.userData.originalMaterial=e.userData.originalMaterial)}))},dd=(t,e,n)=>{n(t,e);for(let i=0;i{null==t&&(s.index<0&&(null==e.materials&&(e.materials=[]),s.index=e.materials.length,e.materials.push(r)),t=s);const{type:a,index:o}=t,l=(e[a]||[])[o];if(null==l)return;let c=i.get(l);null==c&&(c=new Set,i.set(l,c)),c.add(n)})),new wd(t,e,n,i)}static[xd](t,e){const n=e.threeGLTF,i=e.gltf,r=JSON.parse(JSON.stringify(i)),s=new Map,a=new Map,o={name:"Default"},l={type:"materials",index:-1};for(let i=0;i{let i=e.threeObjectMap.get(t);if((t.isMesh||t.isMaterial)&&null==i){if(r.materials&&r.materials.length){"Default"===r.materials[r.materials.length-1].name&&(l.index=r.materials.length-1)}l.index<0&&(null==r.materials&&(r.materials=[]),l.index=r.materials.length,r.materials.push(o)),i=l}if(null==i)return;const{type:c,index:h}=i,u=r[c][h];s.set(n,{type:c,index:h});const d=a.get(u)||new Set;d.add(n),a.set(u,d)}));return new wd(t,r,s,a)}static[vd](t,e,n){const i=(t,e)=>{if(n(t,e),t.isObject3D){if(t.isMesh)if(Array.isArray(t.material))for(let n=0;n{e.add(i);const r=this.gltf.materials[i];let s=this.gltfElementMap.get(r);null==s&&(s=new Set,this.gltfElementMap.set(r,s)),s.add(t.material)})),e):e}} +/* @license + * Copyright 2020 Google LLC. All Rights Reserved. + * Licensed under the Apache License, Version 2.0 (the 'License'); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an 'AS IS' BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */const Ed=Symbol("cloneAndPatchMaterial"),bd=Symbol("correlatedSceneGraph");class _d extends hd{static[od](t){const e=super[od](t);null==e[bd]&&(e[bd]=wd.from(e));const{scene:n}=e;return n.traverse((t=>{t.renderOrder=1e3,t.frustumCulled=!1,t.name||(t.name=t.uuid),t.isMesh&&(t.castShadow=!0)})),e}get correlatedSceneGraph(){return this[ld][bd]}[cd](){const t=super[cd](),e=new Map;return t.scene.traverse((t=>{if(t.isMesh){const n=t;Array.isArray(n.material)?n.material=n.material.map((t=>this[Ed](t,e))):null!=n.material&&(n.material=this[Ed](n.material,e))}})),t[bd]=wd.from(t,this.correlatedSceneGraph),t}[Ed](t,e){if(e.has(t.uuid))return e.get(t.uuid);const n=t.clone();null!=t.map&&(n.map=t.map.clone(),n.map.needsUpdate=!0),null!=t.normalMap&&(n.normalMap=t.normalMap.clone(),n.normalMap.needsUpdate=!0),null!=t.emissiveMap&&(n.emissiveMap=t.emissiveMap.clone(),n.emissiveMap.needsUpdate=!0);let i=null;if(null!=t.roughnessMap&&(i=t.roughnessMap.clone()),null!=i){i.needsUpdate=!0,n.roughnessMap=i;const{threeRenderer:t,roughnessMipmapper:e}=Dd.singleton,{enabled:r}=t.xr;t.xr.enabled=!1,e.generateMipmaps(n),t.xr.enabled=r}t.roughnessMap===t.metalnessMap?n.metalnessMap=i:null!=t.metalnessMap&&(n.metalnessMap=t.metalnessMap.clone(),n.metalnessMap.needsUpdate=!0),t.roughnessMap===t.aoMap?n.aoMap=i:null!=t.aoMap&&(n.aoMap=t.aoMap.clone(),n.aoMap.needsUpdate=!0);const r=t.onBeforeCompile;return n.onBeforeCompile=t.isGLTFSpecularGlossinessMaterial?t=>{r(t,void 0),t.fragmentShader=t.fragmentShader.replace("#include ",pd)}:t=>{t.fragmentShader=t.fragmentShader.replace("#include ",pd),r(t,void 0)},n.shadowSide=0,n.transparent&&(n.depthWrite=!1),n.alphaTest||n.transparent||(n.alphaTest=-.5),e.set(t.uuid,n),n}} +/* @license + * Copyright 2021 Google LLC. All Rights Reserved. + * Licensed under the Apache License, Version 2.0 (the 'License'); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an 'AS IS' BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +class Id extends Ps{constructor(){super(),this.position.y=-3.5;const t=new Bn;t.deleteAttribute("uv");const e=new Ro({metalness:0,side:1}),n=new Ro({metalness:0}),i=new yl(16777215,500,28,2);i.position.set(.418,16.199,.3),this.add(i);const r=new Mn(t,e);r.position.set(-.757,13.219,.717),r.scale.set(31.713,28.305,28.591),this.add(r);const s=new Mn(t,n);s.position.set(-10.906,2.009,1.846),s.rotation.set(0,-.195,0),s.scale.set(2.328,7.905,4.651),this.add(s);const a=new Mn(t,n);a.position.set(-5.607,-.754,-.758),a.rotation.set(0,.994,0),a.scale.set(1.97,1.534,3.955),this.add(a);const o=new Mn(t,n);o.position.set(6.167,.857,7.803),o.rotation.set(0,.561,0),o.scale.set(3.927,6.285,3.687),this.add(o);const l=new Mn(t,n);l.position.set(-2.017,.018,6.124),l.rotation.set(0,.333,0),l.scale.set(2.002,4.566,2.064),this.add(l);const c=new Mn(t,n);c.position.set(2.291,-.756,-2.621),c.rotation.set(0,-.286,0),c.scale.set(1.546,1.552,1.496),this.add(c);const h=new Mn(t,n);h.position.set(-2.193,-.369,-5.547),h.rotation.set(0,.516,0),h.scale.set(3.875,3.487,2.986),this.add(h);const u=new Mn(t,this.createAreaLightMaterial(50));u.position.set(-16.116,14.37,8.208),u.scale.set(.1,2.428,2.739),this.add(u);const d=new Mn(t,this.createAreaLightMaterial(50));d.position.set(-16.109,18.021,-8.207),d.scale.set(.1,2.425,2.751),this.add(d);const p=new Mn(t,this.createAreaLightMaterial(17));p.position.set(14.904,12.198,-1.832),p.scale.set(.15,4.265,6.331),this.add(p);const A=new Mn(t,this.createAreaLightMaterial(43));A.position.set(-.462,8.89,14.52),A.scale.set(4.38,5.441,.088),this.add(A);const m=new Mn(t,this.createAreaLightMaterial(20));m.position.set(3.235,11.486,-12.541),m.scale.set(2.5,2,.1),this.add(m);const g=new Mn(t,this.createAreaLightMaterial(100));g.position.set(0,20,0),g.scale.set(1,.1,1),this.add(g)}createAreaLightMaterial(t){const e=new je;return e.color.setScalar(t),e}} +/* @license + * Copyright 2021 Google LLC. All Rights Reserved. + * Licensed under the Apache License, Version 2.0 (the 'License'); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an 'AS IS' BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */class Cd extends Ps{constructor(){super(),this.position.y=-3.5;const t=new Bn;t.deleteAttribute("uv");const e=new Ro({metalness:0,side:1}),n=new Ro({metalness:0}),i=new yl(16777215,400,28,2);i.position.set(.5,14,.5),this.add(i);const r=new Mn(t,e);r.position.set(0,13.2,0),r.scale.set(31.5,28.5,31.5),this.add(r);const s=new Mn(t,n);s.position.set(-10.906,-1,1.846),s.rotation.set(0,-.195,0),s.scale.set(2.328,7.905,4.651),this.add(s);const a=new Mn(t,n);a.position.set(-5.607,-.754,-.758),a.rotation.set(0,.994,0),a.scale.set(1.97,1.534,3.955),this.add(a);const o=new Mn(t,n);o.position.set(6.167,-.16,7.803),o.rotation.set(0,.561,0),o.scale.set(3.927,6.285,3.687),this.add(o);const l=new Mn(t,n);l.position.set(-2.017,.018,6.124),l.rotation.set(0,.333,0),l.scale.set(2.002,4.566,2.064),this.add(l);const c=new Mn(t,n);c.position.set(2.291,-.756,-2.621),c.rotation.set(0,-.286,0),c.scale.set(1.546,1.552,1.496),this.add(c);const h=new Mn(t,n);h.position.set(-2.193,-.369,-5.547),h.rotation.set(0,.516,0),h.scale.set(3.875,3.487,2.986),this.add(h);const u=new Mn(t,this.createAreaLightMaterial(80));u.position.set(-14,10,8),u.scale.set(.1,2.5,2.5),this.add(u);const d=new Mn(t,this.createAreaLightMaterial(80));d.position.set(-14,14,-4),d.scale.set(.1,2.5,2.5),this.add(d);const p=new Mn(t,this.createAreaLightMaterial(23));p.position.set(14,12,0),p.scale.set(.1,5,5),this.add(p);const A=new Mn(t,this.createAreaLightMaterial(16));A.position.set(0,9,14),A.scale.set(5,5,.1),this.add(A);const m=new Mn(t,this.createAreaLightMaterial(80));m.position.set(7,8,-14),m.scale.set(2.5,2.5,.1),this.add(m);const g=new Mn(t,this.createAreaLightMaterial(80));g.position.set(-7,16,-14),g.scale.set(2.5,2.5,.1),this.add(g);const f=new Mn(t,this.createAreaLightMaterial(1));f.position.set(0,20,0),f.scale.set(.1,.1,.1),this.add(f)}createAreaLightMaterial(t){const e=new je;return e.color.setScalar(t),e}} +/* @license + * Copyright 2019 Google LLC. All Rights Reserved. + * Licensed under the Apache License, Version 2.0 (the 'License'); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an 'AS IS' BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */const Md=/\.hdr(\.js)?$/,Sd=new rl,Bd=new class extends il{constructor(t){super(t),this.type=1015}parse(t){const e=function(t,e){switch(t){case 1:console.error("THREE.RGBELoader Read Error: "+(e||""));break;case 2:console.error("THREE.RGBELoader Write Error: "+(e||""));break;case 3:console.error("THREE.RGBELoader Bad File Format: "+(e||""));break;default:case 4:console.error("THREE.RGBELoader: Error: "+(e||""))}return-1},n=function(t,e,n){e=e||1024;let i=t.pos,r=-1,s=0,a="",o=String.fromCharCode.apply(null,new Uint16Array(t.subarray(i,i+128)));for(;0>(r=o.indexOf("\n"))&&s=t.byteLength||!(l=n(t)))return e(1,"no header found");if(!(c=l.match(/^#\?(\S+)/)))return e(3,"bad initial token");for(o.valid|=1,o.programtype=c[1],o.string+=l+"\n";l=n(t),!1!==l;)if(o.string+=l+"\n","#"!==l.charAt(0)){if((c=l.match(i))&&(o.gamma=parseFloat(c[1],10)),(c=l.match(r))&&(o.exposure=parseFloat(c[1],10)),(c=l.match(s))&&(o.valid|=2,o.format=c[1]),(c=l.match(a))&&(o.valid|=4,o.height=parseInt(c[1],10),o.width=parseInt(c[2],10)),2&o.valid&&4&o.valid)break}else o.comments+=l+"\n";return 2&o.valid?4&o.valid?o:e(3,"missing image size specifier"):e(3,"missing format specifier")}(s);if(-1!==a){const t=a.width,n=a.height,o=function(t,n,i){const r=n;if(r<8||r>32767||2!==t[0]||2!==t[1]||128&t[2])return new Uint8Array(t);if(r!==(t[2]<<8|t[3]))return e(3,"wrong scanline width");const s=new Uint8Array(4*n*i);if(!s.length)return e(4,"unable to allocate buffer space");let a=0,o=0;const l=4*r,c=new Uint8Array(4),h=new Uint8Array(l);let u=i;for(;u>0&&ot.byteLength)return e(1);if(c[0]=t[o++],c[1]=t[o++],c[2]=t[o++],c[3]=t[o++],2!=c[0]||2!=c[1]||(c[2]<<8|c[3])!=r)return e(3,"bad rgbe scanline format");let n,i=0;for(;i128;if(r&&(n-=128),0===n||i+n>l)return e(3,"bad scanline data");if(r){const e=t[o++];for(let t=0;t{})){try{const n=Md.test(t),i=n?Bd:Sd,r=await new Promise(((n,r)=>i.load(t,n,(t=>{e(t.loaded/t.total*.9)}),r)));return e(1),this.addMetadata(r,t),r.mapping=303,n||(r.encoding=3007),r}finally{e&&e(1)}}async generateEnvironmentMapAndSkybox(t=null,e=null,n={}){const{progressTracker:i}=n,r=null!=i?i.beginActivity():()=>{},s="neutral"===e;!0===s&&(e=null);const a=Xh(e);try{let e,n=Promise.resolve(null);t&&(n=this.loadSkyboxFromUrl(t,i)),e=a?this.loadEnvironmentMapFromUrl(a,i):t?this.loadEnvironmentMapFromUrl(t,i):!0===s?this.loadGeneratedEnvironmentMapAlt():this.loadGeneratedEnvironmentMap();let[o,l]=await Promise.all([e,n]);if(null==o)throw new Error("Failed to load environment map.");return{environmentMap:o,skybox:l}}finally{r(1)}}addMetadata(t,e){null!=t&&(t.userData=Object.assign(Object.assign({},Td),{url:e}))}loadSkyboxFromUrl(t,e){if(!this.skyboxCache.has(t)){const n=e?e.beginActivity():()=>{},i=this.load(t,n);this.skyboxCache.set(t,i)}return this.skyboxCache.get(t)}loadEnvironmentMapFromUrl(t,e){if(!this.environmentMapCache.has(t)){const n=this.loadSkyboxFromUrl(t,e).then((e=>{const n=this.PMREMGenerator.fromEquirectangular(e);return this.addMetadata(n.texture,t),n}));this.PMREMGenerator.compileEquirectangularShader(),this.environmentMapCache.set(t,n)}return this.environmentMapCache.get(t)}loadGeneratedEnvironmentMap(){if(null==this.generatedEnvironmentMap){const t=new Id;this.generatedEnvironmentMap=this.PMREMGenerator.fromScene(t,.04),this.addMetadata(this.generatedEnvironmentMap.texture,null)}return Promise.resolve(this.generatedEnvironmentMap)}loadGeneratedEnvironmentMapAlt(){if(null==this.generatedEnvironmentMapAlt){const t=new Cd;this.generatedEnvironmentMapAlt=this.PMREMGenerator.fromScene(t,.04),this.addMetadata(this.generatedEnvironmentMapAlt.texture,null)}return Promise.resolve(this.generatedEnvironmentMapAlt)}async dispose(){const t=[];this.environmentMapCache.forEach((e=>{t.push(e)})),this.environmentMapCache.clear();for(const e of t)try{(await e).dispose()}catch(t){}null!=this.generatedEnvironmentMap&&(this.generatedEnvironmentMap.dispose(),this.generatedEnvironmentMap=null),null!=this.generatedEnvironmentMapAlt&&(this.generatedEnvironmentMapAlt.dispose(),this.generatedEnvironmentMapAlt=null)}} +/* @license + * Copyright 2019 Google LLC. All Rights Reserved. + * Licensed under the Apache License, Version 2.0 (the 'License'); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an 'AS IS' BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */const Rd=[1,.79,.62,.5,.4,.31,.25];class Dd extends tt{constructor(t){super(),this.loader=new Hh(_d),this.width=0,this.height=0,this.dpr=1,this.debugger=null,this.scenes=new Set,this.multipleScenesVisible=!1,this.scaleStep=0,this.lastStep=3,this.avgFrameDuration=22,this.onWebGLContextLost=t=>{this.dispatchEvent({type:"contextlost",sourceEvent:t})},this.onWebGLContextRestored=()=>{var t;null===(t=this.textureUtils)||void 0===t||t.dispose(),this.textureUtils=new Ld(this.threeRenderer),this.roughnessMipmapper=new Qu(this.threeRenderer);for(const t of this.scenes)t.element[Uu]();this.threeRenderer.shadowMap.needsUpdate=!0},this.dpr=eu(),this.canvas3D=document.createElement("canvas"),this.canvas3D.id="webgl-canvas";try{this.threeRenderer=new Qs({canvas:this.canvas3D,alpha:!0,antialias:!0,powerPreference:t.powerPreference,preserveDrawingBuffer:!0}),this.threeRenderer.autoClear=!0,this.threeRenderer.outputEncoding=3007,this.threeRenderer.physicallyCorrectLights=!0,this.threeRenderer.setPixelRatio(1),this.threeRenderer.shadowMap.enabled=!0,this.threeRenderer.shadowMap.type=2,this.threeRenderer.shadowMap.autoUpdate=!1,this.debugger=t.debug?new rd(this):null,this.threeRenderer.debug={checkShaderErrors:!!this.debugger},this.threeRenderer.toneMapping=4}catch(t){console.warn(t)}this.arRenderer=new id(this),this.textureUtils=this.canRender?new Ld(this.threeRenderer):null,this.roughnessMipmapper=new Qu(this.threeRenderer),Hh.initializeKTX2Loader(this.threeRenderer),this.canvas3D.addEventListener("webglcontextlost",this.onWebGLContextLost),this.canvas3D.addEventListener("webglcontextrestored",this.onWebGLContextRestored),this.updateRendererSize(),this.lastTick=performance.now(),this.avgFrameDuration=0}static get singleton(){return this._singleton}static resetSingleton(){const t=this._singleton.dispose();for(const e of t)e.disconnectedCallback();this._singleton=new Dd({powerPreference:(self.ModelViewerElement||{}).powerPreference||"high-performance",debug:nu()});for(const e of t)e.connectedCallback()}get canRender(){return null!=this.threeRenderer}get scaleFactor(){return Rd[this.scaleStep]}set minScale(t){let e=1;for(;e26&&this.scaleStep0&&--this.scaleStep,t==this.scaleStep)return;const e=this.scaleFactor;this.avgFrameDuration=22;const n=this.width/e,i=this.height/e;this.canvas3D.style.width=`${n}px`,this.canvas3D.style.height=`${i}px`;for(const t of this.scenes){const{style:e}=t.canvas;e.width=`${n}px`,e.height=`${i}px`,t.isDirty=!0}}registerScene(t){this.scenes.add(t);const{canvas:e}=t,n=this.scaleFactor;e.width=Math.round(this.width*this.dpr),e.height=Math.round(this.height*this.dpr),e.style.width=this.width/n+"px",e.style.height=this.height/n+"px",this.multipleScenesVisible&&e.classList.add("show"),t.isDirty=!0,this.canRender&&this.scenes.size>0&&this.threeRenderer.setAnimationLoop(((t,e)=>this.render(t,e))),null!=this.debugger&&this.debugger.addScene(t)}unregisterScene(t){this.scenes.delete(t),this.canRender&&0===this.scenes.size&&this.threeRenderer.setAnimationLoop(null),null!=this.debugger&&this.debugger.removeScene(t)}displayCanvas(t){return this.multipleScenesVisible?t.element[mp]:this.canvas3D}selectCanvas(){let t=0,e=null;for(const n of this.scenes){const{element:i}=n;i.modelIsVisible&&null==n.externalRenderer&&(++t,e=n.canvas)}if(null==e)return;const n=t>1,{canvas3D:i}=this;if(n!==this.multipleScenesVisible||!n&&i.parentElement!==e.parentElement){this.multipleScenesVisible=n,n&&i.classList.remove("show");for(const t of this.scenes){if(null!=t.externalRenderer)continue;const r=t.element[mp];n?(r.classList.add("show"),t.isDirty=!0):t.canvas===e&&(t.canvas.parentElement.appendChild(i),i.classList.add("show"),r.classList.remove("show"),t.isDirty=!0)}}}orderedScenes(){const t=[];for(const e of[!1,!0])for(const n of this.scenes)n.element.modelIsVisible===e&&t.push(n);return t}get isPresenting(){return this.arRenderer.isPresenting}preRender(t,e,n){const{element:i,exposure:r}=t;i[vp](e,n);const s="number"==typeof r&&!self.isNaN(r);this.threeRenderer.toneMappingExposure=s?r:1,t.isShadowDirty()&&(this.threeRenderer.shadowMap.needsUpdate=!0)}render(t,e){if(null!=e)return void this.arRenderer.onWebXRFrame(t,e);const n=t-this.lastTick;if(this.lastTick=t,!this.canRender||this.isPresenting)return;this.avgFrameDuration+=tu(.2*(n-this.avgFrameDuration),-2,2),this.selectCanvas(),this.updateRendererSize(),this.updateRendererScale();const{dpr:i,scaleFactor:r}=this;for(const e of this.orderedScenes()){const{element:s}=e;if(!s.modelIsVisible&&e.renderCount>0)continue;if(this.preRender(e,t,n),!e.isDirty)continue;if(null!=e.externalRenderer){const t=e.getCamera();t.updateMatrix();const{matrix:n,projectionMatrix:i}=t,r=n.elements.slice(),s=e.getTarget();r[12]+=s.x,r[13]+=s.y,r[14]+=s.z,e.externalRenderer.render({viewMatrix:r,projectionMatrix:i.elements});continue}if(!s.modelIsVisible&&!this.multipleScenesVisible)for(const t of this.scenes)t.element.modelIsVisible&&(t.isDirty=!0);const a=Math.min(Math.ceil(e.width*r*i),this.canvas3D.width),o=Math.min(Math.ceil(e.height*r*i),this.canvas3D.height);if(this.threeRenderer.setRenderTarget(null),this.threeRenderer.setViewport(0,Math.floor(this.height*i)-o,a,o),this.threeRenderer.render(e,e.camera),this.multipleScenesVisible){null==e.context&&e.createContext();const t=e.context;t.clearRect(0,0,a,o),t.drawImage(this.canvas3D,0,0,a,o,0,0,a,o)}e.isDirty=!1,s.loaded&&++e.renderCount}}dispose(){null!=this.textureUtils&&this.textureUtils.dispose(),null!=this.roughnessMipmapper&&this.roughnessMipmapper.dispose(),null!=this.threeRenderer&&this.threeRenderer.dispose(),this.textureUtils=null,this.threeRenderer=null;const t=[];for(const e of this.scenes)t.push(e.element);return this.canvas3D.removeEventListener("webglcontextlost",this.onWebGLContextLost),this.canvas3D.removeEventListener("webglcontextrestored",this.onWebGLContextRestored),t}}Dd._singleton=new Dd({powerPreference:(self.ModelViewerElement||{}).powerPreference||"high-performance",debug:nu()}); /* @license * Copyright 2019 Google LLC. All Rights Reserved. * Licensed under the Apache License, Version 2.0 (the 'License'); @@ -392,7 +484,21 @@ var Jh,Zh,Kh,Qh;const $h=Symbol("slot"),eu=Symbol("pivot"),tu=Symbol("referenceC * See the License for the specific language governing permissions and * limitations under the License. */ -const xu=Math.tan(22.5*Math.PI/180),bu=new rc,wu=new D;class _u extends se{constructor({canvas:e,element:t,width:n,height:i}){super(),this.aspect=1,this.shadowIntensity=0,this.shadowSoftness=1,this.width=1,this.height=1,this.isDirty=!1,this.context=null,this.exposure=1,this.canScale=!0,this.framedFieldOfView=45,this.camera=new rn(45,1,.1,100),this.goalTarget=new D,this.targetDamperX=new Ih,this.targetDamperY=new Ih,this.targetDamperZ=new Ih,this.name="ModelScene",this.element=t,this.canvas=e,this.model=new yu,this.camera=new rn(45,1,.1,100),this.camera.name="MainCamera",this.activeCamera=this.camera,this.add(this.model),this.setSize(n,i),this.model.addEventListener("model-load",e=>this.onModelLoad(e))}createContext(){this.context=this.canvas.getContext("2d")}async setModelSource(e,t){try{await this.model.setSource(this.element,e,t)}catch(t){throw new Error(`Could not set model source to '${e}': ${t.message}`)}}setSize(e,t){this.width===e&&this.height===t||(this.width=Math.max(e,1),this.height=Math.max(t,1),this.aspect=this.width/this.height,this.frameModel(),this.isDirty=!0)}frameModel(){const e=xu*Math.max(1,this.model.fieldOfViewAspect/this.aspect);this.framedFieldOfView=2*Math.atan(e)*180/Math.PI}getSize(){return{width:this.width,height:this.height}}getCamera(){return this.activeCamera}setCamera(e){this.activeCamera=e}onModelLoad(e){this.frameModel(),this.setShadowIntensity(this.shadowIntensity),this.isDirty=!0,this.dispatchEvent({type:"model-load",url:e.url})}setTarget(e,t,n){this.goalTarget.set(-e,-t,-n)}getTarget(){return wu.copy(this.goalTarget).multiplyScalar(-1)}jumpToGoal(){this.updateTarget(1e4)}updateTarget(e){const t=this.goalTarget,n=this.model.position;if(!t.equals(n)){const i=this.model.idealCameraDistance;let{x:r,y:a,z:o}=n;r=this.targetDamperX.update(r,t.x,e,i),a=this.targetDamperY.update(a,t.y,e,i),o=this.targetDamperZ.update(o,t.z,e,i),this.model.position.set(r,a,o),this.isDirty=!0}}pointTowards(e,t){const{x:n,z:i}=this.position;this.yaw=Math.atan2(e-n,t-i)}set yaw(e){this.rotation.y=e,this.model.setShadowRotation(e),this.isDirty=!0}get yaw(){return this.rotation.y}setShadowIntensity(e){e=Math.max(e,0),this.shadowIntensity=e,this.model.hasModel()&&this.model.setShadowIntensity(e,this.shadowSoftness)}setShadowSoftness(e){this.shadowSoftness=e,this.model.setShadowSoftness(e)}positionAndNormalFromPoint(e,t=this){bu.setFromCamera(e,this.getCamera());const n=bu.intersectObject(t,!0);if(0===n.length)return null;const i=n[0];return null==i.face?null:{position:i.point,normal:i.face.normal}}}var Mu,Su=((Mu=new Go({uniforms:{roughnessMap:{value:null},normalMap:{value:null},texelSize:{value:new M(1,1)}},vertexShader:"\nprecision mediump float;\nprecision mediump int;\nattribute vec3 position;\nattribute vec2 uv;\nvarying vec2 vUv;\nvoid main() {\n vUv = uv;\n gl_Position = vec4( position, 1.0 );\n}\n ",fragmentShader:"\nprecision mediump float;\nprecision mediump int;\nvarying vec2 vUv;\nuniform sampler2D roughnessMap;\nuniform sampler2D normalMap;\nuniform vec2 texelSize;\n\n#define ENVMAP_TYPE_CUBE_UV\nvec4 envMapTexelToLinear(vec4 a){return a;}\n#include \n\nfloat roughnessToVariance(float roughness) {\nfloat variance = 0.0;\nif (roughness >= r1) {\n variance = (r0 - roughness) * (v1 - v0) / (r0 - r1) + v0;\n} else if (roughness >= r4) {\n variance = (r1 - roughness) * (v4 - v1) / (r1 - r4) + v1;\n} else if (roughness >= r5) {\n variance = (r4 - roughness) * (v5 - v4) / (r4 - r5) + v4;\n} else {\n float roughness2 = roughness * roughness;\n variance = 1.79 * roughness2 * roughness2;\n}\nreturn variance;\n}\nfloat varianceToRoughness(float variance) {\nfloat roughness = 0.0;\nif (variance >= v1) {\n roughness = (v0 - variance) * (r1 - r0) / (v0 - v1) + r0;\n} else if (variance >= v4) {\n roughness = (v1 - variance) * (r4 - r1) / (v1 - v4) + r1;\n} else if (variance >= v5) {\n roughness = (v4 - variance) * (r5 - r4) / (v4 - v5) + r4;\n} else {\n roughness = pow(0.559 * variance, 0.25);// 0.559 = 1.0 / 1.79\n}\nreturn roughness;\n}\n\nvoid main() {\n gl_FragColor = texture2D(roughnessMap, vUv, -1.0);\n if (texelSize.x == 0.0) return;\n float roughness = gl_FragColor.g;\n float variance = roughnessToVariance(roughness);\n vec3 avgNormal;\n for (float x = -1.0; x < 2.0; x += 2.0) {\n for (float y = -1.0; y < 2.0; y += 2.0) {\n vec2 uv = vUv + vec2(x, y) * 0.25 * texelSize;\n avgNormal += normalize(texture2D(normalMap, uv, -1.0).xyz - 0.5);\n }\n }\n variance += 1.0 - 0.25 * length(avgNormal);\n gl_FragColor.g = varianceToRoughness(variance);\n}\n",blending:0,depthTest:!1,depthWrite:!1})).type="RoughnessMipmapper",Mu),Tu=new Vt(new mn(2,2),Su),Eu=new el(0,1,0,1,0,1),Au=null,Lu=null;function Ru(e){(Lu=e).compile(Tu,Eu)}Ru.prototype={constructor:Ru,generateMipmaps:function(e){var{roughnessMap:t,normalMap:n}=e;if(null!=t&&null!=n&&t.generateMipmaps&&!e.userData.roughnessUpdated){e.userData.roughnessUpdated=!0;var i=Math.max(t.image.width,n.image.width),r=Math.max(t.image.height,n.image.height);if(_.isPowerOfTwo(i)&&_.isPowerOfTwo(r)){var a=Lu.getRenderTarget(),o=Lu.autoClear;if(Lu.autoClear=!1,null!=Au&&Au.width===i&&Au.height===r||(null!=Au&&Au.dispose(),(Au=new R(i,r,{depthBuffer:!1,stencilBuffer:!1})).scissorTest=!0),i!==t.image.width||r!==t.image.height){var s=new R(i,r,{minFilter:1008,depthBuffer:!1,stencilBuffer:!1});s.texture.generateMipmaps=!0,Lu.setRenderTarget(s),e.roughnessMap=s.texture,e.metalnessMap==t&&(e.metalnessMap=e.roughnessMap),e.aoMap==t&&(e.aoMap=e.roughnessMap)}Su.uniforms.roughnessMap.value=t,Su.uniforms.normalMap.value=n;for(var l=new M(0,0),c=Su.uniforms.texelSize.value,h=0;i>=1&&r>=1;++h,i/=2,r/=2)c.set(1/i,1/r),0==h&&c.set(0,0),Au.viewport.set(l.x,l.y,i,r),Au.scissor.set(l.x,l.y,i,r),Lu.setRenderTarget(Au),Lu.render(Tu,Eu),Lu.copyFramebufferToTexture(l,e.roughnessMap,h),Su.uniforms.roughnessMap.value=e.roughnessMap;t!==e.roughnessMap&&t.dispose(),Lu.setRenderTarget(a),Lu.autoClear=o}}},dispose:function(){Su.dispose(),Tu.geometry.dispose(),null!=Au&&Au.dispose()}}; +var Qd,Pd;const Fd=Symbol("ongoingActivities"),Nd=Symbol("announceTotalProgress"),Ud=Symbol("eventDelegate");class kd{constructor(){this[Qd]=document.createDocumentFragment(),this.addEventListener=(...t)=>this[Ud].addEventListener(...t),this.removeEventListener=(...t)=>this[Ud].removeEventListener(...t),this.dispatchEvent=(...t)=>this[Ud].dispatchEvent(...t),this[Pd]=new Set}get ongoingActivityCount(){return this[Fd].size}beginActivity(){const t={progress:0};return this[Fd].add(t),1===this.ongoingActivityCount&&this[Nd](),e=>{let n;return n=Math.max(tu(e,0,1),t.progress),n!==t.progress&&(t.progress=n,this[Nd]()),t.progress}}[(Qd=Ud,Pd=Fd,Nd)](){let t=0,e=0,n=0;for(const i of this[Fd]){const{progress:r}=i;t+=r*(.5/Math.pow(2,e++)),1===r&&n++}n===this.ongoingActivityCount&&(t=1,this[Fd].clear()),this.dispatchEvent(new CustomEvent("progress",{detail:{totalProgress:t}}))}} +/* @license + * Copyright 2019 Google LLC. All Rights Reserved. + * Licensed under the Apache License, Version 2.0 (the 'License'); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an 'AS IS' BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */var Gd,Od,Hd,zd,Vd,Wd,qd,jd,Yd,Jd,Xd=function(t,e,n,i){for(var r,s=arguments.length,a=s<3?e:null===i?i=Object.getOwnPropertyDescriptor(e,n):i,o=t.length-1;o>=0;o--)(r=t[o])&&(a=(s<3?r(a):s>3?r(e,n,a):r(e,n))||a);return s>3&&a&&Object.defineProperty(e,n,a),a};const Kd=document.createElement("canvas"),Zd=Symbol("template"),$d=Symbol("fallbackResizeHandler"),tp=Symbol("defaultAriaLabel"),ep=Symbol("resizeObserver"),np=Symbol("clearModelTimeout"),ip=Symbol("onContextLost"),rp=Symbol("loaded"),sp=Symbol("updateSize"),ap=Symbol("intersectionObserver"),op=Symbol("isElementInViewport"),lp=Symbol("announceModelVisibility"),cp=Symbol("ariaLabel"),hp=Symbol("loadedTime"),up=Symbol("updateSource"),dp=Symbol("markLoaded"),pp=Symbol("container"),Ap=Symbol("input"),mp=Symbol("canvas"),gp=Symbol("scene"),fp=Symbol("needsRender"),vp=Symbol("tick"),yp=Symbol("onModelLoad"),xp=Symbol("onResize"),wp=Symbol("renderer"),Ep=Symbol("progressTracker"),bp=Symbol("getLoaded"),_p=Symbol("getModelIsVisible"),Ip=Symbol("shouldAttemptPreload"),Cp=Symbol("sceneIsReady"),Mp=Symbol("hasTransitioned"),Sp=t=>({x:t.x,y:t.y,z:t.z,toString(){return`${this.x}m ${this.y}m ${this.z}m`}});class Bp extends Q{constructor(){super(),this.alt=null,this.src=null,this[Gd]=!1,this[Od]=!1,this[Hd]=0,this[zd]=null,this[Vd]=$h((()=>{const t=this.getBoundingClientRect();this[sp](t)}),50),this[Wd]=$h((t=>{const e=this.modelIsVisible;e!==t&&this.dispatchEvent(new CustomEvent("model-visibility",{detail:{visible:e}}))}),0),this[qd]=null,this[jd]=null,this[Yd]=new kd,this[Jd]=t=>{this.dispatchEvent(new CustomEvent("error",{detail:{type:"webglcontextlost",sourceError:t.sourceEvent}}))};const t=this.constructor.template;window.ShadyCSS&&window.ShadyCSS.styleElement(this,{}),this.attachShadow({mode:"open"});const e=this.shadowRoot;let n,i;if(e.appendChild(t.content.cloneNode(!0)),this[pp]=e.querySelector(".container"),this[Ap]=e.querySelector(".userInput"),this[mp]=e.querySelector("canvas"),this[tp]=this[Ap].getAttribute("aria-label"),this.isConnected){const t=this.getBoundingClientRect();n=t.width,i=t.height}else n=300,i=150;this[gp]=new Su({canvas:this[mp],element:this,width:n,height:i}),this[gp].addEventListener("model-load",(async t=>{this[dp](),this[yp](),await((t=0)=>new Promise((e=>setTimeout(e,t))))(),this.dispatchEvent(new CustomEvent("load",{detail:{url:t.url}}))})),Promise.resolve().then((()=>{this[sp](this.getBoundingClientRect())})),V&&(this[ep]=new ResizeObserver((t=>{if(!this[wp].isPresenting)for(let e of t)e.target===this&&this[sp](e.contentRect)}))),W?this[ap]=new IntersectionObserver((t=>{for(let e of t)if(e.target===this){const t=this.modelIsVisible;this[op]=e.isIntersecting,this[lp](t),this[op]&&!this[Cp]()&&this[up]()}}),{root:null,rootMargin:"0px",threshold:0}):this[op]=!0}static get is(){return"model-viewer"}static get template(){return this.hasOwnProperty(Zd)||(this[Zd]=(t=>{const e=document.createElement("template");return e.innerHTML=$.innerHTML,window.ShadyCSS&&window.ShadyCSS.prepareTemplate(e,t),e})(this.is)),this[Zd]}static set modelCacheSize(t){Hh[Gh].evictionThreshold=t}static get modelCacheSize(){return Hh[Gh].evictionThreshold}static set minimumRenderScale(t){t>1&&console.warn(" minimumRenderScale has been clamped to a maximum value of 1."),t<=0&&console.warn(" minimumRenderScale has been clamped to a minimum value of 0.25."),Dd.singleton.minScale=t}static get minimumRenderScale(){return Dd.singleton.minScale}get loaded(){return this[bp]()}get[(Gd=op,Od=rp,Hd=hp,zd=np,Vd=$d,Wd=lp,qd=ep,jd=ap,Yd=Ep,wp)](){return Dd.singleton}get modelIsVisible(){return this[_p]()}connectedCallback(){super.connectedCallback&&super.connectedCallback(),V?this[ep].observe(this):self.addEventListener("resize",this[$d]),W&&this[ap].observe(this);const t=this[wp];t.addEventListener("contextlost",this[ip]),t.registerScene(this[gp]),null!=this[np]&&(self.clearTimeout(this[np]),this[np]=null,this.requestUpdate("src",null))}disconnectedCallback(){super.disconnectedCallback&&super.disconnectedCallback(),V?this[ep].unobserve(this):self.removeEventListener("resize",this[$d]),W&&this[ap].unobserve(this);const t=this[wp];t.removeEventListener("contextlost",this[ip]),t.unregisterScene(this[gp]),this[np]=self.setTimeout((()=>{this[gp].reset()}),1e3)}updated(t){if(super.updated(t),t.has("src")&&(null==this.src?(this[rp]=!1,this[hp]=0,this[gp].reset()):this.src!==this[gp].url&&(this[rp]=!1,this[hp]=0,this[up]())),t.has("alt")){const t=null==this.alt?this[tp]:this.alt;this[Ap].setAttribute("aria-label",t)}}toDataURL(t,e){return this[wp].displayCanvas(this[gp]).toDataURL(t,e)}async toBlob(t){const e=t?t.mimeType:void 0,n=t?t.qualityArgument:void 0,i=t?t.idealAspect:void 0,{width:r,height:s,fieldOfViewAspect:a,aspect:o}=this[gp],{dpr:l,scaleFactor:c}=this[wp];let h=r*c*l,u=s*c*l,d=0,p=0;if(!0===i)if(a>o){const t=u;u=Math.round(h/a),p=(t-u)/2}else{const t=h;h=Math.round(u*a),d=(t-h)/2}Kd.width=h,Kd.height=u;try{return new Promise((async(t,i)=>(Kd.getContext("2d").drawImage(this[wp].displayCanvas(this[gp]),d,p,h,u,0,0,h,u),!Kd.msToBlob||e&&"image/png"!==e?Kd.toBlob?void Kd.toBlob((e=>{if(!e)return i(new Error("Unable to retrieve canvas blob"));t(e)}),e,n):t(await(async t=>new Promise(((e,n)=>{const i=t.match(/data:(.*);/);if(!i)return n(new Error(`${t} is not a valid data Url`));const r=i[1],s=t.replace(/data:image\/\w+;base64,/,""),a=atob(s),o=[];for(let t=0;tt(.8*e)));const n={url:e};this.dispatchEvent(new CustomEvent("preload",{detail:n}))}catch(t){this.dispatchEvent(new CustomEvent("error",{detail:t}))}finally{t(.9),requestAnimationFrame((()=>{requestAnimationFrame((()=>{t(1)}))}))}}}Xd([F({type:String})],Bp.prototype,"alt",void 0),Xd([F({type:String})],Bp.prototype,"src",void 0); /* @license * Copyright 2019 Google LLC. 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All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */const Gu=e=>{if(null==e)throw new Error("WebGL is not available!");return e},ku=e=>{const t={EXT_shader_texture_lod:"\n #extension GL_EXT_shader_texture_lod : enable\n precision mediump float;\n uniform sampler2D tex;\n void main() {\n gl_FragColor = texture2DLodEXT(tex, vec2(0.0, 0.0), 0.0);\n }"};const n=e.getExtension;e.getExtension=i=>{let r;return t[i]?(r=n.call(e,i),r&&!function(e,n){const 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r=t[i];n.push(NA(r,e))}return`def "Materials"\n{\n${n.join("")}\n}\n\n`}(i,r),e["model.usda"]=SA(n),n=null;for(const t in r){const n=r[t],i=t.split("_")[1],s=1023===n.format,a=DA(n.image,i),o=await new Promise((t=>a.toBlob(t,s?"image/png":"image/jpeg",1)));e[`textures/Texture_${t}.${s?"png":"jpg"}`]=new Uint8Array(await o.arrayBuffer())}let s=0;for(const t in e){const n=e[t];s+=34+t.length;const i=63&s;if(4!==i){const r=new Uint8Array(64-i);e[t]=[n,{extra:{12345:r}}]}s=n.length}return LA(e,{level:0})}}function DA(t,e){if("undefined"!=typeof HTMLImageElement&&t instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&t instanceof HTMLCanvasElement||"undefined"!=typeof OffscreenCanvas&&t instanceof OffscreenCanvas||"undefined"!=typeof ImageBitmap&&t instanceof ImageBitmap){const n=1024/Math.max(t.width,t.height),i=document.createElement("canvas");i.width=t.width*Math.min(1,n),i.height=t.height*Math.min(1,n);const r=i.getContext("2d");if(r.drawImage(t,0,0,i.width,i.height),void 0!==e){const t=parseInt(e,16),n=(t>>16&255)/255,s=(t>>8&255)/255,a=(255&t)/255,o=r.getImageData(0,0,i.width,i.height),l=o.data;for(let t=0;t\n float2 inputs:scale = ${kA(n.repeat)}\n float2 inputs:translation = ${kA(n.offset)}\n float2 outputs:result\n }\n\n def Shader "Texture_${n.id}_${i}"\n {\n uniform token info:id = "UsdUVTexture"\n asset inputs:file = @textures/Texture_${s}.${a?"png":"jpg"}@\n float2 inputs:st.connect = \n token inputs:wrapS = "repeat"\n token inputs:wrapT = "repeat"\n float outputs:r\n float outputs:g\n float outputs:b\n float3 outputs:rgb\n }`}return null!==t.map?(i.push(`${n}color3f inputs:diffuseColor.connect = `),r.push(s(t.map,"diffuse",t.color))):i.push(`${n}color3f inputs:diffuseColor = ${UA(t.color)}`),null!==t.emissiveMap?(i.push(`${n}color3f inputs:emissiveColor.connect = `),r.push(s(t.emissiveMap,"emissive"))):t.emissive.getHex()>0&&i.push(`${n}color3f inputs:emissiveColor = ${UA(t.emissive)}`),null!==t.normalMap&&(i.push(`${n}normal3f inputs:normal.connect = `),r.push(s(t.normalMap,"normal"))),null!==t.aoMap&&(i.push(`${n}float inputs:occlusion.connect = `),r.push(s(t.aoMap,"occlusion"))),null!==t.roughnessMap&&1===t.roughness?(i.push(`${n}float inputs:roughness.connect = `),r.push(s(t.roughnessMap,"roughness"))):i.push(`${n}float inputs:roughness = ${t.roughness}`),null!==t.metalnessMap&&1===t.metalness?(i.push(`${n}float inputs:metallic.connect = `),r.push(s(t.metalnessMap,"metallic"))):i.push(`${n}float inputs:metallic = ${t.metalness}`),i.push(`${n}float inputs:opacity = ${t.opacity}`),t.isMeshPhysicalMaterial&&(i.push(`${n}float inputs:clearcoat = ${t.clearcoat}`),i.push(`${n}float inputs:clearcoatRoughness = ${t.clearcoatRoughness}`),i.push(`${n}float inputs:ior = ${t.ior}`)),`\n def Material "Material_${t.id}"\n {\n def Shader "PreviewSurface"\n {\n uniform token info:id = "UsdPreviewSurface"\n${i.join("\n")}\n int inputs:useSpecularWorkflow = 0\n token outputs:surface\n }\n\n token outputs:surface.connect = \n token inputs:frame:stPrimvarName = "st"\n\n def Shader "uvReader_st"\n {\n uniform token info:id = "UsdPrimvarReader_float2"\n token inputs:varname.connect = \n float2 inputs:fallback = (0.0, 0.0)\n float2 outputs:result\n }\n\n${r.join("\n")}\n\n }\n`}function UA(t){return`(${t.r}, ${t.g}, ${t.b})`}function kA(t){return`(${t.x}, ${t.y})`} /* @license * Copyright 2019 Google LLC. All Rights Reserved. * Licensed under the Apache License, Version 2.0 (the 'License'); @@ -436,53 +535,6 @@ const Pu=e=>null!=e&&"null"!==e?Ou(e):null,Cu=()=>{if(h)return;const e=[];throw * See the License for the specific language governing permissions and * limitations under the License. */ -var Vu,ju,Wu,qu,Xu,Yu,Ju,Zu,Ku,Qu,$u,ep,tp,np,ip,rp,ap,op,sp,lp,cp,hp,up,pp,dp,fp,mp,gp,vp,yp,xp,bp,wp,_p,Mp,Sp,Tp;const Ep="not-presenting",Ap="session-started",Lp="object-placed",Rp=Symbol("presentedScene"),Pp=Symbol("placementBox"),Cp=Symbol("lastTick"),Op=Symbol("turntableRotation"),Ip=Symbol("oldShadowIntensity"),Dp=Symbol("oldBackground"),Np=Symbol("rafId"),zp=Symbol("currentSession"),Up=Symbol("tick"),Fp=Symbol("refSpace"),Bp=Symbol("viewerRefSpace"),Hp=Symbol("frame"),Gp=Symbol("initialized"),kp=Symbol("initialModelToWorld"),Vp=Symbol("placementComplete"),jp=Symbol("hitTestSource"),Wp=Symbol("transiertHitTestSource"),qp=Symbol("inputSource"),Xp=Symbol("isTranslating"),Yp=Symbol("isRotating"),Jp=Symbol("isScaling"),Zp=Symbol("lastDragPosition"),Kp=Symbol("lastScalar"),Qp=Symbol("goalPosition"),$p=Symbol("goalYaw"),ed=Symbol("goalScale"),td=Symbol("xDamper"),nd=Symbol("yDamper"),id=Symbol("zDamper"),rd=Symbol("yawDamper"),ad=Symbol("scaleDamper"),od=Symbol("damperRate"),sd=Symbol("resolveCleanup"),ld=Symbol("exitWebXRButtonContainer"),cd=Symbol("onWebXRFrame"),hd=Symbol("postSessionCleanup"),ud=Symbol("updateCamera"),pd=Symbol("placeInitially"),dd=Symbol("getHitPoint"),fd=Symbol("onSelectStart"),md=Symbol("onSelect"),gd=Symbol("onUpdateScene"),vd=Symbol("fingerSeparation"),yd=Symbol("processInput"),xd=Symbol("moveScene"),bd=Symbol("onExitWebXRButtonContainerClick"),wd=new D,_d=new k,Md=new D;class Sd extends y{constructor(e){super(),this.renderer=e,this.camera=new rn,this[Vu]=null,this[ju]=null,this[Wu]=null,this[qu]=null,this[Xu]=null,this[Yu]=null,this[Ju]=null,this[Zu]=null,this[Ku]=null,this[Qu]=null,this[$u]=null,this[ep]=null,this[tp]=null,this[np]=null,this[ip]=null,this[rp]=null,this[ap]=!1,this[op]=new k,this[sp]=!1,this[lp]=!1,this[cp]=!1,this[hp]=!1,this[up]=new D,this[pp]=0,this[dp]=new D,this[fp]=0,this[mp]=1,this[gp]=new Ih,this[vp]=new Ih,this[yp]=new Ih,this[xp]=new Ih,this[bp]=new Ih,this[wp]=1,this[_p]=()=>this.stopPresenting(),this[Mp]=()=>{null!=this[Pp]&&this.isPresenting&&(this[Pp].dispose(),this[Pp]=new Hu(this[Rp].model))},this[Sp]=e=>{const t=this[Wp];if(null==t)return;const n=this[Hp].getHitTestResultsForTransientInput(t),i=this[Rp],r=this[Pp];if(1===n.length){this[qp]=e.inputSource;const{axes:t}=this[qp].gamepad,n=r.getHit(this[Rp],t[0],t[1]);r.show=!0,null!=n?(this[Xp]=!0,this[Zp].copy(n)):(this[Yp]=!0,this[Kp]=t[0])}else 2===n.length&&i.canScale&&(r.show=!0,this[Jp]=!0,this[Kp]=this[vd](n)/i.scale.x)},this[Tp]=()=>{this[Xp]=!1,this[Yp]=!1,this[Jp]=!1,this[qp]=null,this[Qp].y+=this[Pp].offsetHeight*this[Rp].scale.x,this[Pp].show=!1},this.threeRenderer=e.threeRenderer,this.camera.matrixAutoUpdate=!1}async resolveARSession(e){Cu();const t=await navigator.xr.requestSession("immersive-ar",{requiredFeatures:["hit-test"],optionalFeatures:["dom-overlay"],domOverlay:{root:e.element.shadowRoot.querySelector("div.annotation-container")}}),n=Gu(this.renderer.context3D);await n.makeXRCompatible(),t.updateRenderState({baseLayer:new XRWebGLLayer(t,n,{alpha:!0})});let i=new Promise((e,n)=>{t.requestAnimationFrame(()=>e())});await i,e.element[pm](window.screen);const{framebuffer:r,framebufferWidth:a,framebufferHeight:o}=t.renderState.baseLayer;this.threeRenderer.setFramebuffer(r),this.threeRenderer.setPixelRatio(1),this.threeRenderer.setSize(a,o,!1);const s=e.element.shadowRoot.querySelector(".slot.exit-webxr-ar-button");return s.classList.add("enabled"),s.addEventListener("click",this[bd]),this[ld]=s,t}get presentedScene(){return this[Rp]}async supportsPresentation(){try{return Cu(),await navigator.xr.isSessionSupported("immersive-ar")}catch(e){return!1}}async present(e){this.isPresenting&&console.warn("Cannot present while a model is already presenting");let t=new Promise((e,t)=>{requestAnimationFrame(()=>e())});e.model.setHotspotsVisibility(!1),e.isDirty=!0,await t,this[Rp]=e;const n=await this.resolveARSession(e);n.addEventListener("end",()=>{this[hd]()},{once:!0}),this[Fp]=await n.requestReferenceSpace("local"),this[Bp]=await n.requestReferenceSpace("viewer"),e.setCamera(this.camera),this[Gp]=!1,this[od]=.4,this[Op]=e.yaw,e.yaw=0,this[$p]=0,this[ed]=1,this[Dp]=e.background,e.background=null,this[Ip]=e.shadowIntensity,e.setShadowIntensity(0),e.addEventListener("model-load",this[gd]);const i=20*Math.PI/180,r=new XRRay(new DOMPoint(0,0,0),{x:0,y:-Math.sin(i),z:-Math.cos(i)});n.requestHitTestSource({space:this[Bp],offsetRay:r}).then(e=>{this[jp]=e}),this[zp]=n,this[Pp]=new Hu(e.model),this[Vp]=!1,this[Cp]=performance.now(),this[Up]()}async stopPresenting(){if(!this.isPresenting)return;const e=new Promise(e=>{this[sd]=e});try{await this[zp].end(),await e}catch(e){console.warn("Error while trying to end AR session"),console.warn(e),this[hd]()}}[(Vu=Pp,ju=Cp,Wu=Op,qu=Ip,Xu=Dp,Yu=Np,Ju=zp,Zu=Fp,Ku=Bp,Qu=Hp,$u=jp,ep=Wp,tp=qp,np=Rp,ip=sd,rp=ld,ap=Gp,op=kp,sp=Vp,lp=Xp,cp=Yp,hp=Jp,up=Zp,pp=Kp,dp=Qp,fp=$p,mp=ed,gp=td,vp=nd,yp=id,xp=rd,bp=ad,wp=od,_p=bd,hd)](){this.threeRenderer.setFramebuffer(null);const e=this[zp];null!=e&&(e.removeEventListener("selectstart",this[fd]),e.removeEventListener("selectend",this[md]),e.cancelAnimationFrame(this[Np]),this[zp]=null);const t=this[Rp];if(null!=t){const{model:e,element:n}=t;t.setCamera(t.camera),e.remove(this[Pp]),t.position.set(0,0,0),t.scale.set(1,1,1),e.setShadowScaleAndOffset(1,0);const i=this[Op];null!=i&&(t.yaw=i);const r=this[Ip];null!=r&&t.setShadowIntensity(r);const a=this[Dp];null!=a&&(t.background=a),t.removeEventListener("model-load",this[gd]),e.orientHotspots(0),n.requestUpdate("cameraTarget"),n[pm](n.getBoundingClientRect())}this.renderer.height=0;const n=this[ld];null!=n&&(n.classList.remove("enabled"),n.removeEventListener("click",this[bd]),this[ld]=null);const i=this[Wp];null!=i&&(i.cancel(),this[Wp]=null);const r=this[jp];null!=r&&(r.cancel(),this[jp]=null),null!=this[Pp]&&(this[Pp].dispose(),this[Pp]=null),this[Cp]=null,this[Op]=null,this[Ip]=null,this[Dp]=null,this[Np]=null,this[Fp]=null,this[Rp]=null,this[Bp]=null,this[Hp]=null,this[qp]=null,null!=this[sd]&&this[sd](),this.dispatchEvent({type:"status",status:Ep})}get isPresenting(){return null!=this[Rp]}updateTarget(){const e=this[Rp];if(null!=e){const t=e.getTarget();e.setTarget(t.x,e.model.boundingBox.min.y,t.z)}}[(Mp=gd,ud)](e){const{camera:t}=this,{matrix:n}=t;if(n.fromArray(e.transform.matrix),t.updateMatrixWorld(!0),t.position.setFromMatrixPosition(n),null!=this[jp]){const{position:e,model:n}=this[Rp],i=n.idealCameraDistance;t.getWorldDirection(e),e.multiplyScalar(i),e.add(t.position)}if(!this[Gp]){t.projectionMatrix.fromArray(e.projectionMatrix),t.projectionMatrixInverse.getInverse(t.projectionMatrix);const{x:n,z:i}=t.position,r=this[Rp];r.pointTowards(n,i),r.model.updateMatrixWorld(!0),this[$p]=r.yaw,this[kp].copy(r.model.matrixWorld),r.model.setHotspotsVisibility(!0),this[Gp]=!0,this.dispatchEvent({type:"status",status:Ap})}this[Rp].model.orientHotspots(Math.atan2(n.elements[1],n.elements[5]))}[pd](e){const t=this[jp];if(null==t)return;const n=e.getHitTestResults(t);if(0==n.length)return;const i=n[0],r=this[dd](i);if(null==r)return;this.placeModel(r),t.cancel(),this[jp]=null;const{session:a}=e;a.addEventListener("selectstart",this[fd]),a.addEventListener("selectend",this[md]),a.requestHitTestSourceForTransientInput({profile:"generic-touchscreen"}).then(e=>{this[Wp]=e})}[dd](e){const t=e.getPose(this[Fp]);if(null==t)return null;const n=_d.fromArray(t.transform.matrix);return n.elements[5]>.75?Md.setFromMatrixPosition(n):null}placeModel(e){const t=this[Rp],{model:n}=t,{min:i,max:r}=n.boundingBox;this[Pp].show=!0;const a=this[Qp];a.copy(e);const o=e.y,s=this.camera.position.clone(),l=e.clone().sub(s).normalize();s.sub(l.multiplyScalar(n.idealCameraDistance));const c=new Oe(s,l.normalize()),h=this[kp],u=(new D).setFromMatrixPosition(h).add(e);h.setPosition(u);const p=(new k).getInverse(h);c.applyMatrix4(p),r.y+=10,c.intersectBox(n.boundingBox,u),r.y-=10,null!=u&&(u.applyMatrix4(h),a.add(e).sub(u));const d=t.getTarget();t.setTarget(d.x,i.y,d.z),a.y=o,this.dispatchEvent({type:"status",status:Lp})}[(Sp=fd,Tp=md,vd)](e){const t=e[0].inputSource.gamepad.axes,n=e[1].inputSource.gamepad.axes,i=n[0]-t[0],r=n[1]-t[1];return Math.sqrt(i*i+r*r)}[yd](e){const t=this[Wp];if(null==t)return;if(!this[Xp]&&!this[Jp]&&!this[Yp])return;const n=e.getHitTestResultsForTransientInput(t),i=this[Rp],r=i.scale.x;if(this[Jp])if(n.length<2)this[Jp]=!1;else{const e=this[vd](n)/this[Kp];this[ed]=e<1.2&&e>1/1.2?1:e}else{if(2===n.length&&i.canScale)return this[Xp]=!1,this[Yp]=!1,this[Jp]=!0,void(this[Kp]=this[vd](n)/r);if(this[Yp]){const e=this[qp].gamepad.axes[0];this[$p]+=1.5*(e-this[Kp]),this[Kp]=e}else this[Xp]&&n.forEach(e=>{if(e.inputSource!==this[qp]||e.results.length<1)return;const t=this[dd](e.results[0]);if(null==t)return;this[Qp].sub(this[Zp]);const n=t.y-this[Zp].y;if(n<0){this[Pp].offsetHeight=n/r,this[Rp].model.setShadowScaleAndOffset(r,n);const e=wd.copy(this.camera.position),i=-n/(e.y-t.y);e.multiplyScalar(i),t.multiplyScalar(1-i).add(e)}this[Qp].add(t),this[Zp].copy(t)})}}[xd](e){const t=this[Rp],{model:n,position:i,yaw:r}=t,a=n.idealCameraDistance,o=this[Qp],s=t.scale.x,l=this[Pp];if(null==this[jp]&&(!o.equals(i)||this[ed]!==s)){let{x:r,y:c,z:h}=i;e*=this[od],r=this[td].update(r,o.x,e,a),c=this[nd].update(c,o.y,e,a),h=this[id].update(h,o.z,e,a),i.set(r,c,h);const u=this[ad].update(s,this[ed],e,1);if(t.scale.set(u,u,u),!this[Xp]){const e=o.y-c;this[Vp]?(l.offsetHeight=e/u,n.setShadowScaleAndOffset(u,e)):0===e&&(this[Vp]=!0,l.show=!1,t.setShadowIntensity(.3),this[od]=1)}}l.updateOpacity(e),t.updateTarget(e),t.updateMatrixWorld(!0),t.yaw=this[rd].update(r,this[$p],e,Math.PI)}[Up](){this[Np]=this[zp].requestAnimationFrame((e,t)=>this[cd](e,t))}[cd](e,t){this[Hp]=t;const n=t.getViewerPose(this[Fp]);this[Up]();const i=this[Rp];if(null==n||null==i)return;this[ud](n.views[0]),this[pd](t),this[yd](t);const r=e-this[Cp];this[xd](r),this.renderer.preRender(i,e,r),this[Cp]=e,this.threeRenderer.render(i,this.camera)}} -/* @license - * Copyright 2019 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */class Td{constructor(e){e.threeRenderer.debug={checkShaderErrors:!0},Promise.resolve().then(()=>{self.dispatchEvent(new CustomEvent("model-viewer-renderer-debug",{detail:{renderer:e,THREE:{ShaderMaterial:tn,Texture:A,Mesh:Vt,Scene:se,PlaneBufferGeometry:mn,OrthographicCamera:el,WebGLRenderTarget:R}}}))})}addScene(e){self.dispatchEvent(new CustomEvent("model-viewer-scene-added-debug",{detail:{scene:e}}))}removeScene(e){self.dispatchEvent(new CustomEvent("model-viewer-scene-removed-debug",{detail:{scene:e}}))}}const Ed=Symbol("threeGLTF"),Ad=Symbol("gltf"),Ld=Symbol("gltfElementMap"),Rd=Symbol("threeObjectMap"),Pd=Symbol("parallelTraverseThreeScene"),Cd=Symbol("correlateOriginalThreeGLTF"),Od=Symbol("correlateCloneThreeGLTF");class Id{constructor(e,t,n,i){this[Ed]=e,this[Ad]=t,this[Ld]=i,this[Rd]=n}static from(e,t){return null!=t?this[Od](e,t):this[Cd](e)}static[Cd](e){const t=e.parser.json,{associations:n}=e.parser,i=new Map;return n.forEach((e,n)=>{if(null==e)return;const{type:r,index:a}=e,o=(t[r]||[])[a];if(null==o)return;let s=i.get(o);null==s&&(s=new Set,i.set(o,s)),s.add(n)}),new Id(e,t,n,i)}static[Od](e,t){const n=t.threeGLTF,i=t.gltf,r=JSON.parse(JSON.stringify(i)),a=new Map,o=new Map;for(let i=0;i{const i=t.threeObjectMap.get(e);if(null!=i){const{type:e,index:t}=i,s=r[e][t];a.set(n,{type:e,index:t});const l=o.get(s)||new Set;l.add(n),o.set(s,l)}});return new Id(e,r,a,o)}static[Pd](e,t,n){const i=(e,t)=>{if(n(e,t),e.isObject3D){if(e.isMesh)if(Array.isArray(e.material))for(let n=0;n{e.traverse(e=>{if(!e.isMesh)return;const t=e;(Array.isArray(t.material)?t.material:[t.material]).forEach(e=>{e.dispose()}),t.geometry.dispose()})})}[Zd](){const e=this[Jd],t=qd(this.scene),n=[t],i=e.userData?Object.assign({},e.userData):{};return Object.assign(Object.assign({},e),{scene:t,scenes:n,userData:i})}} -/** - * @license MIT - * @see https://github.com/mrdoob/three.js/blob/dev/LICENSE - */const Qd="\n#ifdef ALPHATEST\n\n if ( diffuseColor.a < ALPHATEST ) discard;\n diffuseColor.a = 1.0;\n\n#endif\n",$d=Symbol("cloneAndPatchMaterial"),ef=Symbol("correlatedSceneGraph"); -/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */class tf extends Kd{static[Yd](e){const t=super[Yd](e);null==t[ef]&&(t[ef]=Id.from(t));const{scene:n}=t,i=[];n.traverse(e=>{if(e.renderOrder=1e3,e.frustumCulled=!1,e.name||(e.name=e.uuid),!e.isMesh)return;e.castShadow=!0;const t=e;let n=!1;(Array.isArray(t.material)?t.material:[t.material]).forEach(e=>{e.isMeshStandardMaterial&&(e.transparent&&2===e.side&&(n=!0,e.side=0),Mf.singleton.roughnessMipmapper.generateMipmaps(e))}),n&&i.push(t)});for(const e of i){const t=(Array.isArray(e.material)?e.material:[e.material]).map(e=>{const t=e.clone();return t.side=1,t}),n=Array.isArray(e.material)?t:t[0],i=new Vt(e.geometry,n);i.renderOrder=-1,e.add(i)}return t}get correlatedSceneGraph(){return this[Jd][ef]}[Zd](){const e=super[Zd](),t=new Map;return e.scene.traverse(e=>{if(e.isMesh){const n=e;Array.isArray(n.material)?n.material=n.material.map(e=>this[$d](e,t)):null!=n.material&&(n.material=this[$d](n.material,t))}}),e[ef]=Id.from(e,this.correlatedSceneGraph),e}[$d](e,t){if(t.has(e.uuid))return t.get(e.uuid);const n=e.clone(),i=e.onBeforeCompile;return n.onBeforeCompile=e.isGLTFSpecularGlossinessMaterial?e=>{i(e,void 0),e.fragmentShader=e.fragmentShader.replace("#include ",Qd)}:e=>{e.fragmentShader=e.fragmentShader.replace("#include ",Qd),i(e,void 0)},n.shadowSide=0,n.transparent&&(n.depthWrite=!1),n.alphaTest||n.transparent||(n.alphaTest=-.5),t.set(e.uuid,n),n}}var nf,rf,af=function(e){bs.call(this,e),this.type=1009};af.prototype=Object.assign(Object.create(bs.prototype),{constructor:af,parse:function(e){var t=function(e,t){switch(e){case 1:console.error("RGBELoader Read Error: "+(t||""));break;case 2:console.error("RGBELoader Write Error: "+(t||""));break;case 3:console.error("RGBELoader Bad File Format: "+(t||""));break;default:case 4:console.error("RGBELoader: Error: "+(t||""))}return-1},n=function(e,t,n){t=t||1024;for(var i=e.pos,r=-1,a=0,o="",s=String.fromCharCode.apply(null,new Uint16Array(e.subarray(i,i+128)));0>(r=s.indexOf("\n"))&&a>16&32768,a=i>>12&2047,o=i>>23&255;return o<103?r:o>142?(r|=31744,r|=(255==o?0:1)&&8388607&i):o<113?r|=((a|=2048)>>114-o)+(a>>113-o&1):(r|=o-112<<10|a>>1,r+=1&a)}return function(e,t,i,r){var a=e[t+3],o=Math.pow(2,a-128)/255;i[r+0]=n(e[t+0]*o),i[r+1]=n(e[t+1]*o),i[r+2]=n(e[t+2]*o)}}(),a=new Uint8Array(e);a.pos=0;var o=function(e){var i,r,a=/^\s*GAMMA\s*=\s*(\d+(\.\d+)?)\s*$/,o=/^\s*EXPOSURE\s*=\s*(\d+(\.\d+)?)\s*$/,s=/^\s*FORMAT=(\S+)\s*$/,l=/^\s*\-Y\s+(\d+)\s+\+X\s+(\d+)\s*$/,c={valid:0,string:"",comments:"",programtype:"RGBE",format:"",gamma:1,exposure:1,width:0,height:0};if(e.pos>=e.byteLength||!(i=n(e)))return t(1,"no header found");if(!(r=i.match(/^#\?(\S+)$/)))return t(3,"bad initial token");for(c.valid|=1,c.programtype=r[1],c.string+=i+"\n";!1!==(i=n(e));)if(c.string+=i+"\n","#"!==i.charAt(0)){if((r=i.match(a))&&(c.gamma=parseFloat(r[1],10)),(r=i.match(o))&&(c.exposure=parseFloat(r[1],10)),(r=i.match(s))&&(c.valid|=2,c.format=r[1]),(r=i.match(l))&&(c.valid|=4,c.height=parseInt(r[1],10),c.width=parseInt(r[2],10)),2&c.valid&&4&c.valid)break}else c.comments+=i+"\n";return 2&c.valid?4&c.valid?c:t(3,"missing image size specifier"):t(3,"missing format specifier")}(a);if(-1!==o){var s=o.width,l=o.height,c=function(e,n,i){var r,a,o,s,l,c,h,u,p,d,f,m,g,v=n,y=i;if(v<8||v>32767||2!==e[0]||2!==e[1]||128&e[2])return new Uint8Array(e);if(v!==(e[2]<<8|e[3]))return t(3,"wrong scanline width");if(!(r=new Uint8Array(4*n*i)).length)return t(4,"unable to allocate buffer space");for(a=0,o=0,u=4*v,g=new Uint8Array(4),c=new Uint8Array(u);y>0&&oe.byteLength)return t(1);if(g[0]=e[o++],g[1]=e[o++],g[2]=e[o++],g[3]=e[o++],2!=g[0]||2!=g[1]||(g[2]<<8|g[3])!=v)return t(3,"bad rgbe scanline format");for(h=0;h128)&&(s-=128),0===s||h+s>u)return t(3,"bad scanline data");if(m)for(l=e[o++],p=0;p{})){try{this[pf].compileEquirectangularShader();const n=sf.test(e),i=n?cf:lf,r=await new Promise((n,r)=>i.load(e,n,e=>{t(e.loaded/e.total*.9)},r));return t(1),this[df](r,e,"Equirectangular"),n?(r.encoding=3002,r.minFilter=1003,r.magFilter=1003,r.flipY=!0):r.encoding=3007,r}finally{t&&t(1)}}async loadEquirectAsCubeUV(e,t=(()=>{})){let n=null;try{n=await this.load(e,t);const i=this[pf].fromEquirectangular(n);return this[df](i.texture,e,"CubeUV"),i}finally{null!=n&&n.dispose()}}async generateEnvironmentMapAndSkybox(e=null,t=null,n={}){const{progressTracker:i}=n,r=null!=i?i.beginActivity():()=>{};try{let n,a=Promise.resolve(null);e&&(a=this[ff](e,i)),n=t?this[ff](t,i):e?a:this[mf]();let[o,s]=await Promise.all([n,a]);if(null==o)throw new Error("Failed to load environment map.");return o=o,this[df](o.texture,t,"PMREM"),null!=s&&this[df](s.texture,e,"PMREM"),{environmentMap:o,skybox:s}}finally{r(1)}}[(nf=uf,rf=hf,df)](e,t,n){null!=e&&(e.userData=Object.assign(Object.assign({},gf),{url:t,mapping:n}))}[ff](e,t){if(!this[hf].has(e)){const n=t?t.beginActivity():()=>{},i=this.loadEquirectAsCubeUV(e,n);this[hf].set(e,i)}return this[hf].get(e)}[mf](){if(null==this[uf]){const e=new of;this[uf]=this[pf].fromScene(e,.04),e.dispose()}return Promise.resolve(this[uf])}async dispose(){const e=[];this[hf].forEach(t=>{e.push(t)}),this[hf].clear();for(const t of e)try{(await t).dispose()}catch(e){}null!=this[uf]&&(this[uf].dispose(),this[uf]=null)}} -/* @license - * Copyright 2019 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */var yf,xf;const bf=Symbol("onWebGLContextLost"),wf=Symbol("webGLContextLostHandler"),_f=Symbol("singleton");class Mf extends y{constructor(e){super(),this.loader=new Ph(tf),this.width=0,this.height=0,this.dpr=1,this.minScale=.5,this.debugger=null,this.scenes=new Set,this.multipleScenesVisible=!1,this.scale=1,this.avgFrameDuration=22,this[xf]=e=>this[bf](e);const t={alpha:!0,antialias:!0,powerPreference:"high-performance",preserveDrawingBuffer:!0};this.dpr=Nu(),this.canvasElement=document.createElement("canvas"),this.canvasElement.id="webgl-canvas",this.canvas3D=this.canvasElement,this.canvas3D.addEventListener("webglcontextlost",this[wf]);try{this.context3D=((e,t)=>Gu(e.getContext("webgl",t)||e.getContext("experimental-webgl",t)))(this.canvas3D,t),ku(this.context3D),this.threeRenderer=new mr({canvas:this.canvas3D,context:this.context3D}),this.threeRenderer.autoClear=!0,this.threeRenderer.outputEncoding=3007,this.threeRenderer.gammaFactor=2.2,this.threeRenderer.physicallyCorrectLights=!0,this.threeRenderer.setPixelRatio(1),this.threeRenderer.shadowMap.enabled=!0,this.threeRenderer.shadowMap.type=2,this.threeRenderer.shadowMap.autoUpdate=!1,this.debugger=null!=e&&e.debug?new Td(this):null,this.threeRenderer.debug={checkShaderErrors:!!this.debugger},this.threeRenderer.toneMapping=5}catch(e){this.context3D=null,console.warn(e)}this.arRenderer=new Sd(this),this.textureUtils=this.canRender?new vf(this.threeRenderer):null,this.roughnessMipmapper=new Ru(this.threeRenderer),this.updateRendererSize(),this.lastTick=performance.now(),this.avgFrameDuration=0}static get singleton(){return this[_f]}static resetSingleton(){this[_f].dispose(),this[_f]=new Mf({debug:zu()})}get canRender(){return null!=this.threeRenderer&&null!=this.context3D}get scaleFactor(){return this.scale}updateRendererSize(){const e=Nu();if(e!==this.dpr)for(const e of this.scenes){const{element:t}=e;t[Qf](t.getBoundingClientRect())}let t=0,n=0;for(const e of this.scenes)t=Math.max(t,e.width),n=Math.max(n,e.height);if(t===this.width&&n===this.height&&e===this.dpr)return;this.width=t,this.height=n,this.dpr=e,this.canRender&&this.threeRenderer.setSize(t*e,n*e,!1);const i=t/this.scale,r=n/this.scale;this.canvasElement.style.width=i+"px",this.canvasElement.style.height=r+"px";for(const a of this.scenes){const{canvas:o}=a;o.width=t*e,o.height=n*e,o.style.width=i+"px",o.style.height=r+"px",a.isDirty=!0}}updateRendererScale(){let{scale:e}=this;if(this.avgFrameDuration>26&&e>this.minScale?e*=.79:this.avgFrameDuration<18&&e<1&&(e/=.79,e=Math.min(e,1)),e=Math.max(e,this.minScale),e==this.scale)return;this.scale=e,this.avgFrameDuration=22;const t=this.width/e,n=this.height/e;this.canvasElement.style.width=t+"px",this.canvasElement.style.height=n+"px";for(const e of this.scenes){const{style:i}=e.canvas;i.width=t+"px",i.height=n+"px",e.isDirty=!0}}registerScene(e){this.scenes.add(e);const{canvas:t}=e;t.width=this.width*this.dpr,t.height=this.height*this.dpr,t.style.width=this.width/this.scale+"px",t.style.height=this.height/this.scale+"px",this.multipleScenesVisible&&t.classList.add("show"),e.isDirty=!0,this.canRender&&this.scenes.size>0&&this.threeRenderer.setAnimationLoop(e=>this.render(e)),null!=this.debugger&&this.debugger.addScene(e)}unregisterScene(e){this.scenes.delete(e),this.canRender&&0===this.scenes.size&&this.threeRenderer.setAnimationLoop(null),null!=this.debugger&&this.debugger.removeScene(e)}displayCanvas(e){return this.multipleScenesVisible?e.element[sm]:this.canvasElement}selectCanvas(){let e=0,t=null;for(const n of this.scenes)n.element[ym]()&&(++e,t=n.element[om]);const n=e>1||!1,{canvasElement:i}=this;if(n!==this.multipleScenesVisible||!n&&i.parentElement!==t){this.multipleScenesVisible=n,n&&i.classList.remove("show");for(const e of this.scenes){const r=e.element[om],a=e.element[sm];n?(a.classList.add("show"),e.isDirty=!0):r===t&&(r.appendChild(i),i.classList.add("show"),a.classList.remove("show"),e.isDirty=!0)}}}get isPresenting(){return this.arRenderer.isPresenting}preRender(e,t,n){const{element:i,exposure:r,model:a}=e;i[hm](t,n);const o="number"==typeof r&&!self.isNaN(r);this.threeRenderer.toneMappingExposure=o?r:1,a.updateShadow()&&(this.threeRenderer.shadowMap.needsUpdate=!0)}render(e){const t=e-this.lastTick;if(this.lastTick=e,!this.canRender||this.isPresenting)return;this.avgFrameDuration+=Du(.2*(t-this.avgFrameDuration),-2,2),this.selectCanvas(),this.updateRendererSize(),this.updateRendererScale();const{dpr:n,scale:i}=this;for(const r of this.scenes){if(!r.element[ym]())continue;if(this.preRender(r,e,t),!r.isDirty)continue;r.isDirty=!1;const a=Math.ceil(r.width*i*n),o=Math.ceil(r.height*i*n);if(this.threeRenderer.setRenderTarget(null),this.threeRenderer.setViewport(0,Math.floor(this.height*n)-o,a,o),this.threeRenderer.render(r,r.getCamera()),this.multipleScenesVisible){null==r.context&&r.createContext();{const e=r.context;e.clearRect(0,0,a,o),e.drawImage(this.canvas3D,0,0,a,o,0,0,a,o)}}}}dispose(){null!=this.textureUtils&&this.textureUtils.dispose(),null!=this.threeRenderer&&this.threeRenderer.dispose(),this.textureUtils=null,this.threeRenderer=null,this.scenes.clear(),this.canvas3D.removeEventListener("webglcontextlost",this[wf])}[(yf=_f,xf=wf,bf)](e){this.dispatchEvent({type:"contextlost",sourceEvent:e})}}Mf[yf]=new Mf({debug:zu()}); +var GA=function(t,e,n,i){for(var r,s=arguments.length,a=s<3?e:null===i?i=Object.getOwnPropertyDescriptor(e,n):i,o=t.length-1;o>=0;o--)(r=t[o])&&(a=(s<3?r(a):s>3?r(e,n,a):r(e,n))||a);return s>3&&a&&Object.defineProperty(e,n,a),a};let OA=!1,HA=!1;const zA=(VA=["quick-look","scene-viewer","webxr","none"],t=>{try{const e=su(t),n=(e.length?e[0].terms:[]).filter((t=>t&&"ident"===t.type)).map((t=>t.value)).filter((t=>VA.indexOf(t)>-1)),i=new Set;for(const t of n)i.add(t);return i}catch(t){}return new Set});var VA;const WA="quick-look",qA="scene-viewer",jA="webxr",YA="none",JA=Symbol("arButtonContainer"),XA=Symbol("enterARWithWebXR"),KA=Symbol("openSceneViewer"),ZA=Symbol("openIOSARQuickLook"),$A=Symbol("canActivateAR"),tm=Symbol("arMode"),em=Symbol("arModes"),nm=Symbol("arAnchor"),im=Symbol("preload"),rm=Symbol("onARButtonContainerClick"),sm=Symbol("onARStatus"),am=Symbol("onARTracking"),om=Symbol("onARTap"),lm=Symbol("selectARMode"),cm=Symbol("triggerLoad"); /* @license * Copyright 2019 Google LLC. All Rights Reserved. * Licensed under the Apache License, Version 2.0 (the 'License'); @@ -540,7 +564,7 @@ class of extends se{constructor(){super(),this.position.y=-3.5;const e=new Kt;e. * See the License for the specific language governing permissions and * limitations under the License. */ -var Sf,Tf;const Ef=Symbol("ongoingActivities"),Af=Symbol("announceTotalProgress"),Lf=Symbol("eventDelegate");class Rf{constructor(){this[Sf]=document.createDocumentFragment(),this.addEventListener=(...e)=>this[Lf].addEventListener(...e),this.removeEventListener=(...e)=>this[Lf].removeEventListener(...e),this.dispatchEvent=(...e)=>this[Lf].dispatchEvent(...e),this[Tf]=new Set}get ongoingActivityCount(){return this[Ef].size}beginActivity(){const e={progress:0};return this[Ef].add(e),1===this.ongoingActivityCount&&this[Af](),t=>{let n;return n=Math.max(Du(t,0,1),e.progress),n!==e.progress&&(e.progress=n,this[Af]()),e.progress}}[(Sf=Lf,Tf=Ef,Af)](){let e=0,t=0,n=0;for(const i of this[Ef]){const{progress:r}=i;e+=r*(.5/Math.pow(2,t++)),1===r&&n++}n===this.ongoingActivityCount&&(e=1,this[Ef].clear()),this.dispatchEvent(new CustomEvent("progress",{detail:{totalProgress:e}}))}} +var hm,um,dm;const pm=Symbol("evaluate"),Am=Symbol("lastValue");class mm{constructor(){this[hm]=null}static evaluatableFor(t,e=pu){if(t instanceof mm)return t;if("number"===t.type)return"%"===t.unit?new vm(t,e):t;switch(t.name.value){case"calc":return new bm(t,e);case"env":return new xm(t)}return pu}static evaluate(t){return t instanceof mm?t.evaluate():t}static isConstant(t){return!(t instanceof mm)||t.isConstant}static applyIntrinsics(t,e){const{basis:n,keywords:i}=e,{auto:r}=i;return n.map(((e,n)=>{const s=null==r[n]?e:r[n];let a=t[n]?t[n]:s;if("ident"===a.type){const t=a.value;t in i&&(a=i[t][n])}return null!=a&&"ident"!==a.type||(a=s),"%"===a.unit?ru(a.number/100*e.number,e.unit):(a=gu(a,e),a.unit!==e.unit?e:a)}))}get isConstant(){return!1}evaluate(){return this.isConstant&&null!=this[Am]||(this[Am]=this[pm]()),this[Am]}}hm=Am;const gm=Symbol("percentage"),fm=Symbol("basis");class vm extends mm{constructor(t,e){super(),this[gm]=t,this[fm]=e}get isConstant(){return!0}[pm](){return ru(this[gm].number/100*this[fm].number,this[fm].unit)}}const ym=Symbol("identNode");class xm extends mm{constructor(t){super(),this[um]=null;const e=t.arguments.length?t.arguments[0].terms[0]:null;null!=e&&"ident"===e.type&&(this[ym]=e)}get isConstant(){return!1}[(um=ym,pm)](){if(null!=this[ym])switch(this[ym].value){case"window-scroll-y":return{type:"number",number:window.pageYOffset/(Math.max(document.body.scrollHeight,document.body.offsetHeight,document.documentElement.clientHeight,document.documentElement.scrollHeight,document.documentElement.offsetHeight)-window.innerHeight)||0,unit:null}}return pu}}const wm=/[\*\/]/,Em=Symbol("evalutor");class bm extends mm{constructor(t,e=pu){if(super(),this[dm]=null,1!==t.arguments.length)return;const n=t.arguments[0].terms.slice(),i=[];for(;n.length;){const t=n.shift();if(i.length>0){const n=i[i.length-1];if("operator"===n.type&&wm.test(n.value)){const n=i.pop(),r=i.pop();if(null==r)return;i.push(new Mm(n,mm.evaluatableFor(r,e),mm.evaluatableFor(t,e)));continue}}i.push("operator"===t.type?t:mm.evaluatableFor(t,e))}for(;i.length>2;){const[t,n,r]=i.splice(0,3);if("operator"!==n.type)return;i.unshift(new Mm(n,mm.evaluatableFor(t,e),mm.evaluatableFor(r,e)))}1===i.length&&(this[Em]=i[0])}get isConstant(){return null==this[Em]||mm.isConstant(this[Em])}[(dm=Em,pm)](){return null!=this[Em]?mm.evaluate(this[Em]):pu}}const _m=Symbol("operator"),Im=Symbol("left"),Cm=Symbol("right");class Mm extends mm{constructor(t,e,n){super(),this[_m]=t,this[Im]=e,this[Cm]=n}get isConstant(){return mm.isConstant(this[Im])&&mm.isConstant(this[Cm])}[pm](){const t=gu(mm.evaluate(this[Im])),e=gu(mm.evaluate(this[Cm])),{number:n,unit:i}=t,{number:r,unit:s}=e;if(null!=s&&null!=i&&s!=i)return pu;const a=i||s;let o;switch(this[_m].value){case"+":o=n+r;break;case"-":o=n-r;break;case"/":o=n/r;break;case"*":o=n*r;break;default:return pu}return{type:"number",number:o,unit:a}}}const Sm=Symbol("evaluatables"),Bm=Symbol("intrinsics");class Tm extends mm{constructor(t,e){super(),this[Bm]=e;const n=t[0],i=null!=n?n.terms:[];this[Sm]=e.basis.map(((t,e)=>{const n=i[e];return null==n?{type:"ident",value:"auto"}:"ident"===n.type?n:mm.evaluatableFor(n,t)}))}get isConstant(){for(const t of this[Sm])if(!mm.isConstant(t))return!1;return!0}[pm](){const t=this[Sm].map((t=>mm.evaluate(t)));return mm.applyIntrinsics(t,this[Bm]).map((t=>t.number))}} /* @license * Copyright 2019 Google LLC. All Rights Reserved. * Licensed under the Apache License, Version 2.0 (the 'License'); @@ -554,7 +578,7 @@ var Sf,Tf;const Ef=Symbol("ongoingActivities"),Af=Symbol("announceTotalProgress" * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. - */var Pf,Cf,Of,If,Df,Nf,zf,Uf,Ff,Bf,Hf=function(e,t,n,i){for(var r,a=arguments.length,o=a<3?t:null===i?i=Object.getOwnPropertyDescriptor(t,n):i,s=e.length-1;s>=0;s--)(r=e[s])&&(o=(a<3?r(o):a>3?r(t,n,o):r(t,n))||o);return a>3&&o&&Object.defineProperty(t,n,o),o};const Gf=document.createElement("canvas");let kf=null;const Vf=Symbol("template"),jf=Symbol("fallbackResizeHandler"),Wf=Symbol("defaultAriaLabel"),qf=Symbol("resizeObserver"),Xf=Symbol("intersectionObserver"),Yf=Symbol("clearModelTimeout"),Jf=Symbol("onContextLost"),Zf=Symbol("contextLostHandler"),Kf=Symbol("loaded"),Qf=Symbol("updateSize"),$f=Symbol("isElementInViewport"),em=Symbol("announceModelVisibility"),tm=Symbol("ariaLabel"),nm=Symbol("loadedTime"),im=Symbol("updateSource"),rm=Symbol("markLoaded"),am=Symbol("container"),om=Symbol("input"),sm=Symbol("canvas"),lm=Symbol("scene"),cm=Symbol("needsRender"),hm=Symbol("tick"),um=Symbol("onModelLoad"),pm=Symbol("onResize"),dm=Symbol("renderer"),fm=Symbol("progressTracker"),mm=Symbol("getLoaded"),gm=Symbol("getModelIsVisible"),vm=Symbol("shouldAttemptPreload"),ym=Symbol("sceneIsReady"),xm=e=>({x:e.x,y:e.y,z:e.z,toString(){return`${this.x}m ${this.y}m ${this.z}m`}});class bm extends i{constructor(){super(),this.alt=null,this.src=null,this[Pf]=!1,this[Cf]=!1,this[Of]=0,this[If]=null,this[Df]=Iu(()=>{const e=this.getBoundingClientRect();this[Qf](e)},50),this[Nf]=Iu(e=>{const t=this.modelIsVisible;t!==e&&this.dispatchEvent(new CustomEvent("model-visibility",{detail:{visible:t}}))},0),this[zf]=null,this[Uf]=null,this[Ff]=new Rf,this[Bf]=e=>this[Jf](e);const e=this.constructor.template;window.ShadyCSS&&window.ShadyCSS.styleElement(this,{}),this.attachShadow({mode:"open"});const t=this.shadowRoot;let n,i;if(t.appendChild(e.content.cloneNode(!0)),this[am]=t.querySelector(".container"),this[om]=t.querySelector(".userInput"),this[sm]=t.querySelector("canvas"),this[Wf]=this[om].getAttribute("aria-label"),this.isConnected){const e=this.getBoundingClientRect();n=e.width,i=e.height}else n=300,i=150;this[lm]=new _u({canvas:this[sm],element:this,width:n,height:i}),this[lm].addEventListener("model-load",e=>{this[rm](),this[um](),this.dispatchEvent(new CustomEvent("load",{detail:{url:e.url}}))}),Promise.resolve().then(()=>{this[Qf](this.getBoundingClientRect())}),l&&(this[qf]=new ResizeObserver(e=>{if(!this[dm].isPresenting)for(let t of e)t.target===this&&this[Qf](t.contentRect)})),c?this[Xf]=new IntersectionObserver(e=>{for(let t of e)if(t.target===this){const e=this.modelIsVisible;this[$f]=t.isIntersecting,this[em](e),this[$f]&&!this[ym]()&&this[im]()}},{root:null,rootMargin:"0px",threshold:0}):this[$f]=!0}static get is(){return"model-viewer"}static get template(){return this.hasOwnProperty(Vf)||(this[Vf]=(e=>{const t=document.createElement("template");return t.innerHTML=v.innerHTML,window.ShadyCSS&&window.ShadyCSS.prepareTemplate(t,e),t})(this.is)),this[Vf]}static set modelCacheSize(e){Ph[Lh].evictionThreshold=e}static get modelCacheSize(){return Ph[Lh].evictionThreshold}static set minimumRenderScale(e){e>1&&console.warn(" minimumRenderScale has been clamped to a maximum value of 1."),e<=0&&console.warn(" minimumRenderScale has been clamped to a minimum value of 0. This could result in single-pixel renders on some devices; consider increasing."),Mf.singleton.minScale=Math.max(0,Math.min(1,e))}static get minimumRenderScale(){return Mf.singleton.minScale}get loaded(){return this[mm]()}get[(Pf=$f,Cf=Kf,Of=nm,If=Yf,Df=jf,Nf=em,zf=qf,Uf=Xf,Ff=fm,Bf=Zf,dm)](){return Mf.singleton}get modelIsVisible(){return this[gm]()}connectedCallback(){super.connectedCallback&&super.connectedCallback(),l?this[qf].observe(this):self.addEventListener("resize",this[jf]),c&&this[Xf].observe(this);const e=this[dm];e.addEventListener("contextlost",this[Zf]),e.registerScene(this[lm]),null!=this[Yf]&&(self.clearTimeout(this[Yf]),this[Yf]=null,this.requestUpdate("src",null))}disconnectedCallback(){super.disconnectedCallback&&super.disconnectedCallback(),l?this[qf].unobserve(this):self.removeEventListener("resize",this[jf]),c&&this[Xf].unobserve(this);const e=this[dm];e.removeEventListener("contextlost",this[Zf]),e.unregisterScene(this[lm]),this[Yf]=self.setTimeout(()=>{this[lm].model.clear()},1e3)}updated(e){if(super.updated(e),!e.has("src")||null!=this.src&&this.src===this[lm].model.url||(this[Kf]=!1,this[nm]=0,this[im]()),e.has("alt")){const e=null==this.alt?this[Wf]:this.alt;this[om].setAttribute("aria-label",e)}}toDataURL(e,t){return this[dm].displayCanvas(this[lm]).toDataURL(e,t)}async toBlob(e){const t=e?e.mimeType:void 0,n=e?e.qualityArgument:void 0,i=e?e.idealAspect:void 0,{width:r,height:a,model:o,aspect:s}=this[lm],{dpr:l,scaleFactor:c}=this[dm];let h=r*c*l,u=a*c*l,p=0,d=0;if(!0===i)if(o.fieldOfViewAspect>s){const e=u;u=Math.round(h/o.fieldOfViewAspect),d=(e-u)/2}else{const e=h;h=Math.round(u*o.fieldOfViewAspect),p=(e-h)/2}Gf.width=h,Gf.height=u;try{return new Promise(async(e,i)=>(null==kf&&(kf=Gf.getContext("2d")),kf.drawImage(this[dm].displayCanvas(this[lm]),p,d,h,u,0,0,h,u),!Gf.msToBlob||t&&"image/png"!==t?Gf.toBlob?void Gf.toBlob(t=>{if(!t)return i(new Error("Unable to retrieve canvas blob"));e(t)},t,n):e(await(async e=>new Promise((t,n)=>{const i=e.match(/data:(.*);/);if(!i)return n(new Error(e+" is not a valid data Url"));const r=i[1],a=e.replace(/data:image\/\w+;base64,/,""),o=atob(a),s=[];for(let e=0;ee(.8*t));const n={url:t};this.dispatchEvent(new CustomEvent("preload",{detail:n}))}catch(e){this.dispatchEvent(new CustomEvent("error",{detail:e}))}finally{e(.9),requestAnimationFrame(()=>{e(1)})}}}Hf([a({type:String})],bm.prototype,"alt",void 0),Hf([a({type:String})],bm.prototype,"src",void 0); + */var Lm,Rm,Dm,Qm;const Pm=Symbol("instances"),Fm=Symbol("activateListener"),Nm=Symbol("deactivateListener"),Um=Symbol("notifyInstances"),km=Symbol("notify"),Gm=Symbol("callback");class Om{constructor(t){this[Gm]=t}static[Um](){for(const t of Om[Pm])t[km]()}static[(Lm=Pm,Fm)](){window.addEventListener("scroll",this[Um],{passive:!0})}static[Nm](){window.removeEventListener("scroll",this[Um])}observe(){0===Om[Pm].size&&Om[Fm](),Om[Pm].add(this)}disconnect(){Om[Pm].delete(this),0===Om[Pm].size&&Om[Nm]()}[km](){this[Gm]()}}Om[Lm]=new Set;const Hm=Symbol("computeStyleCallback"),zm=Symbol("astWalker"),Vm=Symbol("dependencies"),Wm=Symbol("onScroll");class qm{constructor(t){this[Rm]={},this[Dm]=new du(["function"]),this[Qm]=()=>{this[Hm]({relatedState:"window-scroll"})},this[Hm]=t}observeEffectsFor(t){const e={},n=this[Vm];this[zm].walk(t,(t=>{const{name:i}=t,r=t.arguments[0].terms[0];if("env"===i.value&&null!=r&&"ident"===r.type)switch(r.value){case"window-scroll-y":if(null==e["window-scroll"]){const t="window-scroll"in n?n["window-scroll"]:new Om(this[Wm]);t.observe(),delete n["window-scroll"],e["window-scroll"]=t}}}));for(const t in n){n[t].disconnect()}this[Vm]=e}dispose(){for(const t in this[Vm]){this[Vm][t].disconnect()}}}Rm=Vm,Dm=zm,Qm=Wm; /* @license * Copyright 2019 Google LLC. All Rights Reserved. * Licensed under the Apache License, Version 2.0 (the 'License'); @@ -569,7 +593,20 @@ var Sf,Tf;const Ef=Symbol("ongoingActivities"),Af=Symbol("announceTotalProgress" * See the License for the specific language governing permissions and * limitations under the License. */ -var wm=function(e,t,n,i){for(var r,a=arguments.length,o=a<3?t:null===i?i=Object.getOwnPropertyDescriptor(t,n):i,s=e.length-1;s>=0;s--)(r=e[s])&&(o=(a<3?r(o):a>3?r(t,n,o):r(t,n))||o);return a>3&&o&&Object.defineProperty(t,n,o),o};const _m=Symbol("changeAnimation"),Mm=Symbol("paused"),Sm=Symbol("annotationRenderer"),Tm=Symbol("hotspotMap"),Em=Symbol("mutationCallback"),Am=Symbol("observer"),Lm=Symbol("addHotspot"),Rm=Symbol("removeHotspot"),Pm=new M,Cm=new k,Om=e=>t=>{try{const n=Uh(t),i=(n.length?n[0].terms:[]).filter(e=>e&&"ident"===e.type).map(e=>e.value).filter(t=>e.indexOf(t)>-1),r=new Set;for(const e of i)r.add(e);return r}catch(e){}return new Set} +const jm=t=>{const e=t.observeEffects||!1,n=t.intrinsics instanceof Function?t.intrinsics:()=>t.intrinsics;return(i,r)=>{const s=i.updated,a=i.connectedCallback,o=i.disconnectedCallback,l=Symbol(`${r}StyleEffector`),c=Symbol(`${r}StyleEvaluator`),h=Symbol(`${r}UpdateEvaluator`),u=Symbol(`${r}EvaluateAndSync`);Object.defineProperties(i,{[l]:{value:null,writable:!0},[c]:{value:null,writable:!0},[h]:{value:function(){const t=su(this[r]);this[c]=new Tm(t,n(this)),null==this[l]&&e&&(this[l]=new qm((()=>this[u]()))),null!=this[l]&&this[l].observeEffectsFor(t)}},[u]:{value:function(){if(null==this[c])return;const e=this[c].evaluate();this[t.updateHandler](e)}},updated:{value:function(t){t.has(r)&&(this[h](),this[u]()),s.call(this,t)}},connectedCallback:{value:function(){a.call(this),this.requestUpdate(r,this[r])}},disconnectedCallback:{value:function(){o.call(this),null!=this[l]&&(this[l].dispose(),this[l]=null)}}})}},Ym=Object.freeze({minimumRadius:0,maximumRadius:1/0,minimumPolarAngle:Math.PI/8,maximumPolarAngle:Math.PI-Math.PI/8,minimumAzimuthalAngle:-1/0,maximumAzimuthalAngle:1/0,minimumFieldOfView:10,maximumFieldOfView:45,interactionPolicy:"always-allow",touchAction:"pan-y"}),Jm=/^touch(start|end|move)$/,Xm=Math.PI/8,Km=33,Zm=34,$m=37,tg=38,eg=39,ng=40,ig="user-interaction",rg="none"; +/* @license + * Licensed under the Apache License, Version 2.0 (the 'License'); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an 'AS IS' BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */class sg extends tt{constructor(t,e){super(),this.camera=t,this.element=e,this.sensitivity=1,this._interactionEnabled=!1,this._disableZoom=!1,this.isUserChange=!1,this.isUserPointing=!1,this.spherical=new zl,this.goalSpherical=new zl,this.thetaDamper=new iu,this.phiDamper=new iu,this.radiusDamper=new iu,this.logFov=Math.log(Ym.maximumFieldOfView),this.goalLogFov=this.logFov,this.fovDamper=new iu,this.pointerIsDown=!1,this.lastPointerPosition={clientX:0,clientY:0},this.touchMode="rotate",this.touchDecided=!1,this.onPointerMove=t=>{if(this.pointerIsDown&&this.canInteract){if(Jm.test(t.type)){const{touches:e}=t;switch(this.touchMode){case"zoom":if(this.lastTouches.length>1&&e.length>1){const t=.04*(this.twoTouchDistance(this.lastTouches[0],this.lastTouches[1])-this.twoTouchDistance(e[0],e[1]))/10;this.userAdjustOrbit(0,0,t)}break;case"rotate":const{touchAction:t}=this._options;if(!this.touchDecided&&"none"!==t){this.touchDecided=!0;const{clientX:n,clientY:i}=e[0],r=Math.abs(n-this.lastPointerPosition.clientX),s=Math.abs(i-this.lastPointerPosition.clientY);if("pan-y"===t&&s>r||"pan-x"===t&&r>s)return void(this.touchMode="scroll")}this.handleSinglePointerMove(e[0]);break;case"scroll":return}this.lastTouches=e}else this.handleSinglePointerMove(t);t.cancelable&&t.preventDefault()}},this.onPointerDown=t=>{if(this.pointerIsDown=!0,this.isUserPointing=!1,Jm.test(t.type)){const{touches:e}=t;switch(this.touchDecided=!1,e.length){default:case 1:this.touchMode="rotate",this.handleSinglePointerDown(e[0]);break;case 2:this.touchMode=this._disableZoom?"scroll":"zoom"}this.lastTouches=e}else this.handleSinglePointerDown(t)},this.onPointerUp=t=>{this.element.style.cursor="grab",this.pointerIsDown=!1,this.isUserPointing&&this.dispatchEvent({type:"pointer-change-end",pointer:Object.assign({},this.lastPointerPosition)})},this.onWheel=t=>{if(!this.canInteract)return;const e=t.deltaY*(1==t.deltaMode?18:1)*.04/30;this.userAdjustOrbit(0,0,e),t.cancelable&&t.preventDefault()},this.onKeyDown=t=>{let e=!1;switch(t.keyCode){case Km:e=!0,this.userAdjustOrbit(0,0,.04);break;case Zm:e=!0,this.userAdjustOrbit(0,0,-.04);break;case tg:e=!0,this.userAdjustOrbit(0,-Xm,0);break;case ng:e=!0,this.userAdjustOrbit(0,Xm,0);break;case $m:e=!0,this.userAdjustOrbit(-Xm,0,0);break;case eg:e=!0,this.userAdjustOrbit(Xm,0,0)}e&&t.cancelable&&t.preventDefault()},this._options=Object.assign({},Ym),this.setOrbit(0,Math.PI/2,1),this.setFieldOfView(100),this.jumpToGoal()}get interactionEnabled(){return this._interactionEnabled}enableInteraction(){if(!1===this._interactionEnabled){const{element:t}=this;t.addEventListener("mousemove",this.onPointerMove),t.addEventListener("mousedown",this.onPointerDown),this._disableZoom||t.addEventListener("wheel",this.onWheel),t.addEventListener("keydown",this.onKeyDown),t.addEventListener("touchstart",this.onPointerDown,{passive:!0}),t.addEventListener("touchmove",this.onPointerMove),self.addEventListener("mouseup",this.onPointerUp),self.addEventListener("touchend",this.onPointerUp),this.element.style.cursor="grab",this._interactionEnabled=!0}}disableInteraction(){if(!0===this._interactionEnabled){const{element:t}=this;t.removeEventListener("mousemove",this.onPointerMove),t.removeEventListener("mousedown",this.onPointerDown),this._disableZoom||t.removeEventListener("wheel",this.onWheel),t.removeEventListener("keydown",this.onKeyDown),t.removeEventListener("touchstart",this.onPointerDown),t.removeEventListener("touchmove",this.onPointerMove),self.removeEventListener("mouseup",this.onPointerUp),self.removeEventListener("touchend",this.onPointerUp),t.style.cursor="",this._interactionEnabled=!1}}get options(){return this._options}set disableZoom(t){this._disableZoom!=t&&(this._disableZoom=t,!0===t?this.element.removeEventListener("wheel",this.onWheel):this.element.addEventListener("wheel",this.onWheel))}getCameraSpherical(t=new zl){return t.copy(this.spherical)}getFieldOfView(){return this.camera.fov}applyOptions(t){Object.assign(this._options,t),this.setOrbit(),this.setFieldOfView(Math.exp(this.goalLogFov))}updateNearFar(t,e){this.camera.near=Math.max(t,e/1e3),this.camera.far=e,this.camera.updateProjectionMatrix()}updateAspect(t){this.camera.aspect=t,this.camera.updateProjectionMatrix()}setOrbit(t=this.goalSpherical.theta,e=this.goalSpherical.phi,n=this.goalSpherical.radius){const{minimumAzimuthalAngle:i,maximumAzimuthalAngle:r,minimumPolarAngle:s,maximumPolarAngle:a,minimumRadius:o,maximumRadius:l}=this._options,{theta:c,phi:h,radius:u}=this.goalSpherical,d=tu(t,i,r);isFinite(i)||isFinite(r)||(this.spherical.theta=this.wrapAngle(this.spherical.theta-d)+d);const p=tu(e,s,a),A=tu(n,o,l);return(d!==c||p!==h||A!==u)&&(this.goalSpherical.theta=d,this.goalSpherical.phi=p,this.goalSpherical.radius=A,this.goalSpherical.makeSafe(),this.isUserChange=!1,!0)}setRadius(t){this.goalSpherical.radius=t,this.setOrbit()}setFieldOfView(t){const{minimumFieldOfView:e,maximumFieldOfView:n}=this._options;t=tu(t,e,n),this.goalLogFov=Math.log(t)}setDamperDecayTime(t){this.thetaDamper.setDecayTime(t),this.phiDamper.setDecayTime(t),this.radiusDamper.setDecayTime(t),this.fovDamper.setDecayTime(t)}adjustOrbit(t,e,n){const{theta:i,phi:r,radius:s}=this.goalSpherical,{minimumRadius:a,maximumRadius:o,minimumFieldOfView:l,maximumFieldOfView:c}=this._options,h=this.spherical.theta-i,u=Math.PI-.001,d=i-tu(t,-u-h,u-h),p=r-e,A=0===n?0:((n>0?o:a)-s)/(Math.log(n>0?c:l)-this.goalLogFov),m=s+n*Math.min(isFinite(A)?A:1/0,o-a);if(this.setOrbit(d,p,m),0!==n){const t=this.goalLogFov+n;this.setFieldOfView(Math.exp(t))}}jumpToGoal(){this.update(0,1e4)}update(t,e){if(this.isStationary())return;const{maximumPolarAngle:n,maximumRadius:i}=this._options,r=this.spherical.theta-this.goalSpherical.theta;Math.abs(r)>Math.PI&&!isFinite(this._options.minimumAzimuthalAngle)&&!isFinite(this._options.maximumAzimuthalAngle)&&(this.spherical.theta-=2*Math.sign(r)*Math.PI),this.spherical.theta=this.thetaDamper.update(this.spherical.theta,this.goalSpherical.theta,e,Math.PI),this.spherical.phi=this.phiDamper.update(this.spherical.phi,this.goalSpherical.phi,e,n),this.spherical.radius=this.radiusDamper.update(this.spherical.radius,this.goalSpherical.radius,e,i),this.logFov=this.fovDamper.update(this.logFov,this.goalLogFov,e,1),this.moveCamera()}isStationary(){return this.goalSpherical.theta===this.spherical.theta&&this.goalSpherical.phi===this.spherical.phi&&this.goalSpherical.radius===this.spherical.radius&&this.goalLogFov===this.logFov}moveCamera(){this.spherical.makeSafe(),this.camera.position.setFromSpherical(this.spherical),this.camera.setRotationFromEuler(new ue(this.spherical.phi-Math.PI/2,this.spherical.theta,0,"YXZ")),this.camera.fov!==Math.exp(this.logFov)&&(this.camera.fov=Math.exp(this.logFov),this.camera.updateProjectionMatrix());const t=this.isUserChange?ig:rg;this.dispatchEvent({type:"change",source:t})}get canInteract(){if("allow-when-focused"==this._options.interactionPolicy){return this.element.getRootNode().activeElement===this.element}return"always-allow"===this._options.interactionPolicy}userAdjustOrbit(t,e,n){this.adjustOrbit(t*this.sensitivity,e*this.sensitivity,n),this.isUserChange=!0,this.dispatchEvent({type:"change",source:ig})}wrapAngle(t){const e=(t+Math.PI)/(2*Math.PI);return 2*(e-Math.floor(e))*Math.PI-Math.PI}pixelLengthToSphericalAngle(t){return 2*Math.PI*t/this.element.clientHeight}twoTouchDistance(t,e){const{clientX:n,clientY:i}=t,{clientX:r,clientY:s}=e,a=r-n,o=s-i;return Math.sqrt(a*a+o*o)}handleSinglePointerMove(t){const{clientX:e,clientY:n}=t,i=this.pixelLengthToSphericalAngle(e-this.lastPointerPosition.clientX),r=this.pixelLengthToSphericalAngle(n-this.lastPointerPosition.clientY);this.lastPointerPosition.clientX=e,this.lastPointerPosition.clientY=n,!1===this.isUserPointing&&(this.isUserPointing=!0,this.dispatchEvent({type:"pointer-change-start",pointer:Object.assign({},t)})),this.userAdjustOrbit(i,r,0)}handleSinglePointerDown(t){this.lastPointerPosition.clientX=t.clientX,this.lastPointerPosition.clientY=t.clientY,this.element.style.cursor="grabbing"}} /* @license * Copyright 2019 Google LLC. All Rights Reserved. * Licensed under the Apache License, Version 2.0 (the 'License'); @@ -583,7 +620,7 @@ var wm=function(e,t,n,i){for(var r,a=arguments.length,o=a<3?t:null===i?i=Object. * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. - */;var Im=function(e,t,n,i){for(var r,a=arguments.length,o=a<3?t:null===i?i=Object.getOwnPropertyDescriptor(t,n):i,s=e.length-1;s>=0;s--)(r=e[s])&&(o=(a<3?r(o):a>3?r(t,n,o):r(t,n))||o);return a>3&&o&&Object.defineProperty(t,n,o),o};const Dm=(()=>{const e=document.createElement("a");return e.setAttribute("rel","ar"),e.appendChild(document.createElement("img")),(t,n)=>{const i=new URL(t,self.location.toString());"fixed"===n&&(i.hash="allowsContentScaling=0"),e.setAttribute("href",i.toString()),e.click()}})(),Nm=(()=>{const e=document.createElement("a");let t=!1;return(n,i,r)=>{if(t)return;const a=self.location.toString(),o=new URL(a),s=new URL(n,a),l=s.protocol.replace(":","");o.hash="#model-viewer-no-ar-fallback";let c=`?file=${encodeURIComponent(s.toString())}&mode=ar_only&link=${a}&title=${encodeURIComponent(i)}`;"fixed"===r&&(c+="&resizable=false");const h=`intent://arvr.google.com/scene-viewer/1.0${c}#Intent;scheme=${l};package=com.google.ar.core;action=android.intent.action.VIEW;S.browser_fallback_url=${encodeURIComponent(o.toString())};end;`;self.addEventListener("hashchange",()=>{"#model-viewer-no-ar-fallback"!==self.location.hash||t||(t=!0,self.history.back())},{once:!0}),e.setAttribute("href",h),e.click()}})(),zm=Om(["safari","chrome"]),Um=Om(["quick-look","scene-viewer","webxr","none"]),Fm="quick-look",Bm="scene-viewer",Hm="webxr",Gm="none",km=Symbol("arButtonContainer"),Vm=Symbol("enterARWithWebXR"),jm=Symbol("canActivateAR"),Wm=Symbol("arMode"),qm=Symbol("arModes"),Xm=Symbol("canLaunchQuickLook"),Ym=Symbol("quickLookBrowsers"),Jm=Symbol("onARButtonContainerClick"),Zm=Symbol("onARStatus"); + */const ag=t=>t<.5?2*t*t:(4-2*t)*t-1,og=(t,e,n=ag)=>i=>t+(e-t)*n(i),lg=(t,e)=>{const n=[],i=[];let r=t;for(let t=0;t{const n=e.reduce(((t,e)=>t+e),0),i=e.map((t=>t/n));return e=>{let n=0,r=1/0,s=()=>0;for(let a=0;a{const a=null==r[n]?t:r[n];let o=e[n]?e[n]:a;if("ident"===o.type){const e=o.value;e in i&&(o=i[e][n])}return null!=o&&"ident"!==o.type||(o=a),"%"===o.unit?zh(o.number/100*t.number,t.unit):(o=Yh(o,t),o.unit!==t.unit?t:o)})}get isConstant(){return!1}evaluate(){return this.isConstant&&null!=this[tg]||(this[tg]=this[eg]()),this[tg]}}Km=tg;const ig=Symbol("percentage"),rg=Symbol("basis");class ag extends ng{constructor(e,t){super(),this[ig]=e,this[rg]=t}get isConstant(){return!0}[eg](){return zh(this[ig].number/100*this[rg].number,this[rg].unit)}}const og=Symbol("identNode");class sg extends ng{constructor(e){super(),this[Qm]=null;const t=e.arguments.length?e.arguments[0].terms[0]:null;null!=t&&"ident"===t.type&&(this[og]=t)}get isConstant(){return!1}[(Qm=og,eg)](){if(null!=this[og])switch(this[og].value){case"window-scroll-y":return{type:"number",number:window.pageYOffset/(Math.max(document.body.scrollHeight,document.body.offsetHeight,document.documentElement.clientHeight,document.documentElement.scrollHeight,document.documentElement.offsetHeight)-window.innerHeight)||0,unit:null}}return Wh}}const lg=/[\*\/]/,cg=Symbol("evalutor");class hg extends ng{constructor(e,t=Wh){if(super(),this[$m]=null,1!==e.arguments.length)return;const n=e.arguments[0].terms.slice(),i=[];for(;n.length;){const e=n.shift();if(i.length>0){const n=i[i.length-1];if("operator"===n.type&&lg.test(n.value)){const n=i.pop(),r=i.pop();if(null==r)return;i.push(new fg(n,ng.evaluatableFor(r,t),ng.evaluatableFor(e,t)));continue}}i.push("operator"===e.type?e:ng.evaluatableFor(e,t))}for(;i.length>2;){const[e,n,r]=i.splice(0,3);if("operator"!==n.type)return;i.unshift(new fg(n,ng.evaluatableFor(e,t),ng.evaluatableFor(r,t)))}1===i.length&&(this[cg]=i[0])}get isConstant(){return null==this[cg]||ng.isConstant(this[cg])}[($m=cg,eg)](){return null!=this[cg]?ng.evaluate(this[cg]):Wh}}const ug=Symbol("operator"),pg=Symbol("left"),dg=Symbol("right");class fg extends ng{constructor(e,t,n){super(),this[ug]=e,this[pg]=t,this[dg]=n}get isConstant(){return ng.isConstant(this[pg])&&ng.isConstant(this[dg])}[eg](){const e=Yh(ng.evaluate(this[pg])),t=Yh(ng.evaluate(this[dg])),{number:n,unit:i}=e,{number:r,unit:a}=t;if(null!=a&&null!=i&&a!=i)return Wh;const o=i||a;let s;switch(this[ug].value){case"+":s=n+r;break;case"-":s=n-r;break;case"/":s=n/r;break;case"*":s=n*r;break;default:return Wh}return{type:"number",number:s,unit:o}}}const mg=Symbol("evaluatables"),gg=Symbol("intrinsics");class vg extends ng{constructor(e,t){super(),this[gg]=t;const n=e[0],i=null!=n?n.terms:[];this[mg]=t.basis.map((e,t)=>{const n=i[t];return null==n?{type:"ident",value:"auto"}:"ident"===n.type?n:ng.evaluatableFor(n,e)})}get isConstant(){for(const e of this[mg])if(!ng.isConstant(e))return!1;return!0}[eg](){const e=this[mg].map(e=>ng.evaluate(e));return ng.applyIntrinsics(e,this[gg]).map(e=>e.number)}} -/* @license - * Copyright 2019 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */var yg,xg,bg,wg;const _g=Symbol("instances"),Mg=Symbol("activateListener"),Sg=Symbol("deactivateListener"),Tg=Symbol("notifyInstances"),Eg=Symbol("notify"),Ag=Symbol("callback");class Lg{constructor(e){this[Ag]=e}static[Tg](){for(const e of Lg[_g])e[Eg]()}static[(yg=_g,Mg)](){window.addEventListener("scroll",this[Tg],{passive:!0})}static[Sg](){window.removeEventListener("scroll",this[Tg])}observe(){0===Lg[_g].size&&Lg[Mg](),Lg[_g].add(this)}disconnect(){Lg[_g].delete(this),0===Lg[_g].size&&Lg[Sg]()}[Eg](){this[Ag]()}}Lg[yg]=new Set;const Rg=Symbol("computeStyleCallback"),Pg=Symbol("astWalker"),Cg=Symbol("dependencies"),Og=Symbol("scrollHandler"),Ig=Symbol("onScroll");class Dg{constructor(e){this[xg]={},this[bg]=new jh(["function"]),this[wg]=()=>this[Ig](),this[Rg]=e}observeEffectsFor(e){const t={},n=this[Cg];this[Pg].walk(e,e=>{const{name:i}=e,r=e.arguments[0].terms[0];if("env"===i.value&&null!=r&&"ident"===r.type)switch(r.value){case"window-scroll-y":if(null==t["window-scroll"]){const e="window-scroll"in n?n["window-scroll"]:new Lg(this[Og]);e.observe(),delete n["window-scroll"],t["window-scroll"]=e}}});for(const e in n){n[e].disconnect()}this[Cg]=t}dispose(){for(const e in this[Cg]){this[Cg][e].disconnect()}}[(xg=Cg,bg=Pg,wg=Og,Ig)](){this[Rg]({relatedState:"window-scroll"})}} -/* @license - * Copyright 2019 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */const Ng=e=>{const t=e.observeEffects||!1,n=e.intrinsics instanceof Function?e.intrinsics:()=>e.intrinsics;return(i,r)=>{const a=i.updated,o=i.connectedCallback,s=i.disconnectedCallback,l=Symbol(r+"StyleEffector"),c=Symbol(r+"StyleEvaluator"),h=Symbol(r+"UpdateEvaluator"),u=Symbol(r+"EvaluateAndSync");Object.defineProperties(i,{[l]:{value:null,writable:!0},[c]:{value:null,writable:!0},[h]:{value:function(){const e=Uh(this[r]);this[c]=new vg(e,n(this)),null==this[l]&&t&&(this[l]=new Dg(()=>this[u]())),null!=this[l]&&this[l].observeEffectsFor(e)}},[u]:{value:function(){if(null==this[c])return;const t=this[c].evaluate();this[e.updateHandler](t)}},updated:{value:function(e){e.has(r)&&(this[h](),this[u]()),a.call(this,e)}},connectedCallback:{value:function(){o.call(this),this.requestUpdate(r,this[r])}},disconnectedCallback:{value:function(){s.call(this),null!=this[l]&&(this[l].dispose(),this[l]=null)}}})}}; -/* @license - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */var zg,Ug,Fg,Bg,Hg,Gg,kg,Vg,jg,Wg,qg;const Xg=Object.freeze({minimumRadius:0,maximumRadius:1/0,minimumPolarAngle:Math.PI/8,maximumPolarAngle:Math.PI-Math.PI/8,minimumAzimuthalAngle:-1/0,maximumAzimuthalAngle:1/0,minimumFieldOfView:10,maximumFieldOfView:45,eventHandlingBehavior:"prevent-all",interactionPolicy:"always-allow"}),Yg=Symbol("spherical"),Jg=Symbol("goalSpherical"),Zg=Symbol("thetaDamper"),Kg=Symbol("phiDamper"),Qg=Symbol("radiusDamper"),$g=Symbol("fov"),ev=Symbol("goalLogFov"),tv=Symbol("fovDamper"),nv=Symbol("options"),iv=Symbol("touchMode"),rv=Symbol("canInteract"),av=Symbol("interactionEnabled"),ov=Symbol("userAdjustOrbit"),sv=Symbol("isUserChange"),lv=Symbol("isMoving"),cv=Symbol("moveCamera"),hv=Symbol("isUserPointing"),uv=Symbol("pointerIsDown"),pv=Symbol("lastPointerPosition"),dv=Symbol("lastTouches"),fv=Symbol("pixelLengthToSphericalAngle"),mv=Symbol("twoTouchDistance"),gv=Symbol("wrapAngle"),vv=Symbol("onMouseMove"),yv=Symbol("onMouseDown"),xv=Symbol("onMouseUp"),bv=Symbol("onTouchStart"),wv=Symbol("onTouchEnd"),_v=Symbol("onTouchMove"),Mv=Symbol("onWheel"),Sv=Symbol("onKeyDown"),Tv=Symbol("handlePointerMove"),Ev=Symbol("handleSinglePointerMove"),Av=Symbol("handlePointerDown"),Lv=Symbol("handleSinglePointerDown"),Rv=Symbol("handlePointerUp"),Pv=Symbol("handleWheel"),Cv=Symbol("handleKey"),Ov=/^touch(start|end|move)$/,Iv=Math.PI/8,Dv=33,Nv=34,zv=37,Uv=38,Fv=39,Bv=40,Hv="user-interaction",Gv="none";class kv extends y{constructor(e,t){super(),this.camera=e,this.element=t,this[zg]=!1,this[Ug]=!1,this[Fg]=!1,this[Bg]=new sc,this[Hg]=new sc,this[Gg]=new Ih,this[kg]=new Ih,this[Vg]=new Ih,this[jg]=new Ih,this[Wg]=!1,this[qg]={clientX:0,clientY:0},this[vv]=e=>this[Tv](e),this[yv]=e=>this[Av](e),this[xv]=e=>this[Rv](e),this[Mv]=e=>this[Pv](e),this[Sv]=e=>this[Cv](e),this[bv]=e=>this[Av](e),this[wv]=e=>this[Rv](e),this[_v]=e=>this[Tv](e),this[nv]=Object.assign({},Xg),this.setOrbit(0,Math.PI/2,1),this.setFieldOfView(100),this.jumpToGoal()}get interactionEnabled(){return this[av]}enableInteraction(){if(!1===this[av]){const{element:e}=this;e.addEventListener("mousemove",this[vv]),e.addEventListener("mousedown",this[yv]),e.addEventListener("wheel",this[Mv]),e.addEventListener("keydown",this[Sv]),e.addEventListener("touchstart",this[bv]),e.addEventListener("touchmove",this[_v]),self.addEventListener("mouseup",this[xv]),self.addEventListener("touchend",this[wv]),this.element.style.cursor="grab",this[av]=!0}}disableInteraction(){if(!0===this[av]){const{element:e}=this;e.removeEventListener("mousemove",this[vv]),e.removeEventListener("mousedown",this[yv]),e.removeEventListener("wheel",this[Mv]),e.removeEventListener("keydown",this[Sv]),e.removeEventListener("touchstart",this[bv]),e.removeEventListener("touchmove",this[_v]),self.removeEventListener("mouseup",this[xv]),self.removeEventListener("touchend",this[wv]),e.style.cursor="",this[av]=!1}}get options(){return this[nv]}getCameraSpherical(e=new sc){return e.copy(this[Yg])}getFieldOfView(){return this.camera.fov}applyOptions(e){Object.assign(this[nv],e),this.setOrbit(),this.setFieldOfView(Math.exp(this[ev]))}updateNearFar(e,t){this.camera.near=Math.max(e,t/1e3),this.camera.far=t,this.camera.updateProjectionMatrix()}updateAspect(e){this.camera.aspect=e,this.camera.updateProjectionMatrix()}setOrbit(e=this[Jg].theta,t=this[Jg].phi,n=this[Jg].radius){const{minimumAzimuthalAngle:i,maximumAzimuthalAngle:r,minimumPolarAngle:a,maximumPolarAngle:o,minimumRadius:s,maximumRadius:l}=this[nv],{theta:c,phi:h,radius:u}=this[Jg],p=Du(e,i,r);isFinite(i)||isFinite(r)||(this[Yg].theta=this[gv](this[Yg].theta-p)+p);const d=Du(t,a,o),f=Du(n,s,l);return(p!==c||d!==h||f!==u)&&(this[Jg].theta=p,this[Jg].phi=d,this[Jg].radius=f,this[Jg].makeSafe(),this[sv]=!1,!0)}setRadius(e){this[Jg].radius=e,this.setOrbit()}setFieldOfView(e){const{minimumFieldOfView:t,maximumFieldOfView:n}=this[nv];e=Du(e,t,n),this[ev]=Math.log(e)}adjustOrbit(e,t,n){const{theta:i,phi:r,radius:a}=this[Jg],{minimumRadius:o,maximumRadius:s,minimumFieldOfView:l,maximumFieldOfView:c}=this[nv],h=this[Yg].theta-i,u=Math.PI-.001,p=i-Du(e,-u-h,u-h),d=r-t,f=0===n?0:n>0?(s-a)/(Math.log(c)-this[ev]):(a-o)/(this[ev]-Math.log(l)),m=a+n*Math.min(isFinite(f)?f:1/0,s-o);let g=this.setOrbit(p,d,m);if(0!==n){const e=this[ev]+n;this.setFieldOfView(Math.exp(e)),g=!0}return g}jumpToGoal(){this.update(0,1e4)}update(e,t){if(this[lv]())return;const{maximumPolarAngle:n,maximumRadius:i}=this[nv],r=this[Yg].theta-this[Jg].theta;Math.abs(r)>Math.PI&&!isFinite(this[nv].minimumAzimuthalAngle)&&!isFinite(this[nv].maximumAzimuthalAngle)&&(this[Yg].theta-=2*Math.sign(r)*Math.PI),this[Yg].theta=this[Zg].update(this[Yg].theta,this[Jg].theta,t,Math.PI),this[Yg].phi=this[Kg].update(this[Yg].phi,this[Jg].phi,t,n),this[Yg].radius=this[Qg].update(this[Yg].radius,this[Jg].radius,t,i),this[$g]=this[tv].update(this[$g],this[ev],t,1),this[cv]()}[(zg=av,Ug=sv,Fg=hv,Bg=Yg,Hg=Jg,Gg=Zg,kg=Kg,Vg=Qg,jg=tv,Wg=uv,qg=pv,lv)](){return this[Jg].theta===this[Yg].theta&&this[Jg].phi===this[Yg].phi&&this[Jg].radius===this[Yg].radius&&this[ev]===this[$g]}[cv](){this[Yg].makeSafe(),this.camera.position.setFromSpherical(this[Yg]),this.camera.setRotationFromEuler(new W(this[Yg].phi-Math.PI/2,this[Yg].theta,0,"YXZ")),this.camera.fov!==Math.exp(this[$g])&&(this.camera.fov=Math.exp(this[$g]),this.camera.updateProjectionMatrix());const e=this[sv]?Hv:Gv;this.dispatchEvent({type:"change",source:e})}get[rv](){if("allow-when-focused"==this[nv].interactionPolicy){return this.element.getRootNode().activeElement===this.element}return"always-allow"===this[nv].interactionPolicy}[ov](e,t,n){const i=this.adjustOrbit(e,t,n);return this[sv]=!0,this.dispatchEvent({type:"change",source:Hv}),i}[gv](e){const t=(e+Math.PI)/(2*Math.PI);return 2*(t-Math.floor(t))*Math.PI-Math.PI}[fv](e){return 2*Math.PI*e/this.element.clientHeight}[mv](e,t){const{clientX:n,clientY:i}=e,{clientX:r,clientY:a}=t,o=r-n,s=a-i;return Math.sqrt(o*o+s*s)}[Tv](e){if(!this[uv]||!this[rv])return;let t=!1;if(Ov.test(e.type)){const{touches:n}=e;switch(this[iv]){case"zoom":if(this[dv].length>1&&n.length>1){const 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t=.04*e.deltaY/30;(this[ov](0,0,t)||"prevent-all"===this[nv].eventHandlingBehavior)&&e.cancelable&&e.preventDefault()}[Cv](e){let t=!1,n=!1;switch(e.keyCode){case Dv:t=!0,n=this[ov](0,0,.04);break;case Nv:t=!0,n=this[ov](0,0,-.04);break;case Uv:t=!0,n=this[ov](0,-Iv,0);break;case Bv:t=!0,n=this[ov](0,Iv,0);break;case zv:t=!0,n=this[ov](-Iv,0,0);break;case Fv:t=!0,n=this[ov](Iv,0,0)}t&&(n||"prevent-all"===this[nv].eventHandlingBehavior)&&e.cancelable&&e.preventDefault()}} -/* @license - * Copyright 2019 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */const Vv=e=>e<.5?2*e*e:(4-2*e)*e-1,jv=(e,t,n=Vv)=>i=>e+(t-e)*n(i),Wv=(e,t)=>{const n=[],i=[];let r=e;for(let e=0;e{const n=t.reduce((e,t)=>e+t,0),i=t.map(e=>e/n);return t=>{let n=0,r=1/0,a=()=>0;for(let o=0;o=0;o--)(r=t[o])&&(a=(s<3?r(a):s>3?r(e,n,a):r(e,n))||a);return s>3&&a&&Object.defineProperty(e,n,a),a};const hg=lg(0,[{frames:5,value:-1},{frames:1,value:-1},{frames:8,value:1},{frames:1,value:1},{frames:5,value:0},{frames:18,value:0}]),ug=lg(0,[{frames:1,value:1},{frames:5,value:1},{frames:1,value:0},{frames:6,value:0}]),dg=1.1*wu,pg=["front","right","back","left"],Ag=["upper-","","lower-"],mg="auto",gg="when-focused",fg="wiggle",vg="always-allow",yg="pan-y",xg=t=>({basis:[ru(t[qg]*Math.PI/180,"rad")],keywords:{auto:[null]}}),wg={basis:[Au(ru(25,"deg"))],keywords:{auto:[null]}},Eg=t=>{const e=t[gp];return{basis:[Au(ru(45,"deg"))],keywords:{auto:[ru(e.framedFieldOfView,"deg")]}}},bg=(()=>{const t=su("0deg 75deg 105%")[0].terms,e=gu(t[0]),n=gu(t[1]);return t=>{const i=t[gp].idealCameraDistance;return{basis:[e,n,ru(i,"m")],keywords:{auto:[null,null,ru(105,"%")]}}}})(),_g=t=>{const e=dg*t[gp].idealCameraDistance;return{basis:[ru(-1/0,"rad"),ru(Math.PI/8,"rad"),ru(e,"m")],keywords:{auto:[null,null,null]}}},Ig=t=>{const e=bg(t),n=new Tm([],e).evaluate()[2];return{basis:[ru(1/0,"rad"),ru(Math.PI-Math.PI/8,"rad"),ru(n,"m")],keywords:{auto:[null,null,null]}}},Cg=t=>{const e=t[gp].boundingBox.getCenter(new _t);return{basis:[ru(e.x,"m"),ru(e.y,"m"),ru(e.z,"m")],keywords:{auto:[null,null,null]}}},Mg=Math.PI/2,Sg=Math.PI/3,Bg=Mg/2,Tg=2*Math.PI,Lg=Symbol("controls"),Rg=Symbol("promptElement"),Dg=Symbol("promptAnimatedContainer"),Qg=Symbol("deferInteractionPrompt"),Pg=Symbol("updateAria"),Fg=Symbol("updateCameraForRadius"),Ng=Symbol("onBlur"),Ug=Symbol("onFocus"),kg=Symbol("onChange"),Gg=Symbol("onPointerChange"),Og=Symbol("waitingToPromptUser"),Hg=Symbol("userHasInteracted"),zg=Symbol("promptElementVisibleTime"),Vg=Symbol("lastPromptOffset"),Wg=Symbol("focusedTime"),qg=Symbol("zoomAdjustedFieldOfView"),jg=Symbol("lastSpherical"),Yg=Symbol("jumpCamera"),Jg=Symbol("initialized"),Xg=Symbol("maintainThetaPhi"),Kg=Symbol("syncCameraOrbit"),Zg=Symbol("syncFieldOfView"),$g=Symbol("syncCameraTarget"),tf=Symbol("syncMinCameraOrbit"),ef=Symbol("syncMaxCameraOrbit"),nf=Symbol("syncMinFieldOfView"),rf=Symbol("syncMaxFieldOfView"); /* @license * Copyright 2019 Google LLC. All Rights Reserved. * Licensed under the Apache License, Version 2.0 (the 'License'); @@ -668,7 +650,7 @@ var Km,Qm,$m;const eg=Symbol("evaluate"),tg=Symbol("lastValue");class ng{constru * See the License for the specific language governing permissions and * limitations under the License. */ -var qv=function(e,t,n,i){for(var r,a=arguments.length,o=a<3?t:null===i?i=Object.getOwnPropertyDescriptor(t,n):i,s=e.length-1;s>=0;s--)(r=e[s])&&(o=(a<3?r(o):a>3?r(t,n,o):r(t,n))||o);return a>3&&o&&Object.defineProperty(t,n,o),o};const Xv=Wv(0,[{frames:6,value:0},{frames:5,value:-1},{frames:1,value:-1},{frames:8,value:1},{frames:1,value:1},{frames:5,value:0},{frames:12,value:0}]),Yv=Wv(0,[{frames:2,value:0},{frames:1,value:1},{frames:5,value:1},{frames:1,value:0},{frames:4,value:0}]),Jv=1.1*hu,Zv=["front","right","back","left"],Kv=["upper-","","lower-"],Qv="auto",$v="when-focused",ey="wiggle",ty="always-allow",ny=e=>({basis:[zh(e[Oy]*Math.PI/180,"rad")],keywords:{auto:[null]}}),iy={basis:[qh(zh(25,"deg"))],keywords:{auto:[null]}},ry=e=>{const t=e[lm];return{basis:[qh(zh(45,"deg"))],keywords:{auto:[zh(t.framedFieldOfView,"deg")]}}},ay=(()=>{const e=Uh("0deg 75deg 105%")[0].terms,t=Yh(e[0]),n=Yh(e[1]);return e=>{const i=e[lm].model.idealCameraDistance;return{basis:[t,n,zh(i,"m")],keywords:{auto:[null,null,zh(105,"%")]}}}})(),oy=e=>{const t=Jv*e[lm].model.idealCameraDistance;return{basis:[zh(-1/0,"rad"),zh(Math.PI/8,"rad"),zh(t,"m")],keywords:{auto:[null,null,null]}}},sy=e=>{const t=ay(e),n=new vg([],t).evaluate()[2];return{basis:[zh(1/0,"rad"),zh(Math.PI-Math.PI/8,"rad"),zh(n,"m")],keywords:{auto:[null,null,null]}}},ly=e=>{const t=e[lm].model.boundingBox.getCenter(new D);return{basis:[zh(t.x,"m"),zh(t.y,"m"),zh(t.z,"m")],keywords:{auto:[null,null,null]}}},cy=Math.PI/2,hy=Math.PI/3,uy=cy/2,py=2*Math.PI,dy=Symbol("controls"),fy=Symbol("promptElement"),my=Symbol("promptAnimatedContainer"),gy=Symbol("deferInteractionPrompt"),vy=Symbol("updateAria"),yy=Symbol("updateCameraForRadius"),xy=Symbol("blurHandler"),by=Symbol("focusHandler"),wy=Symbol("changeHandler"),_y=Symbol("pointerChangeHandler"),My=Symbol("onBlur"),Sy=Symbol("onFocus"),Ty=Symbol("onChange"),Ey=Symbol("onPointerChange"),Ay=Symbol("waitingToPromptUser"),Ly=Symbol("userHasInteracted"),Ry=Symbol("promptElementVisibleTime"),Py=Symbol("lastPromptOffset"),Cy=Symbol("focusedTime"),Oy=Symbol("zoomAdjustedFieldOfView"),Iy=Symbol("lastSpherical"),Dy=Symbol("jumpCamera"),Ny=Symbol("initialized"),zy=Symbol("maintainThetaPhi"),Uy=Symbol("syncCameraOrbit"),Fy=Symbol("syncFieldOfView"),By=Symbol("syncCameraTarget"),Hy=Symbol("syncMinCameraOrbit"),Gy=Symbol("syncMaxCameraOrbit"),ky=Symbol("syncMinFieldOfView"),Vy=Symbol("syncMaxFieldOfView"); +var sf,af;const of=Symbol("modelViewerStatusInstance"),lf=Symbol("updateStatus");sf=of,af=lf; /* @license * Copyright 2019 Google LLC. All Rights Reserved. * Licensed under the Apache License, Version 2.0 (the 'License'); @@ -683,7 +665,151 @@ var qv=function(e,t,n,i){for(var r,a=arguments.length,o=a<3?t:null===i?i=Object. * See the License for the specific language governing permissions and * limitations under the License. */ -var jy=function(e,t,n,i){for(var r,a=arguments.length,o=a<3?t:null===i?i=Object.getOwnPropertyDescriptor(t,n):i,s=e.length-1;s>=0;s--)(r=e[s])&&(o=(a<3?r(o):a>3?r(t,n,o):r(t,n))||o);return a>3&&o&&Object.defineProperty(t,n,o),o};const Wy=Symbol("currentEnvironmentMap"),qy=Symbol("applyEnvironmentMap"),Xy=Symbol("updateEnvironment"),Yy=Symbol("cancelEnvironmentUpdate"),Jy=Symbol("onPreload"); +var cf=function(t,e,n,i){for(var r,s=arguments.length,a=s<3?e:null===i?i=Object.getOwnPropertyDescriptor(e,n):i,o=t.length-1;o>=0;o--)(r=t[o])&&(a=(s<3?r(a):s>3?r(e,n,a):r(e,n))||a);return s>3&&a&&Object.defineProperty(e,n,a),a};const hf="auto",uf="manual",df="auto",pf="eager",Af="interaction",mf=new class extends tt{constructor(){super(),this[sf]=null,this.registeredInstanceStatuses=new Map,this.loadingPromises=[],this.statusElement=document.createElement("p"),this.statusUpdateInProgress=!1,this[af]=$h((()=>this.updateStatus()),100);const{statusElement:t}=this,{style:e}=t;t.setAttribute("role","status"),t.classList.add("screen-reader-only"),e.top=e.left="0",e.pointerEvents="none"}registerInstance(t){if(this.registeredInstanceStatuses.has(t))return;let e=()=>{};const n=!1===t.loaded&&!!t.src,i=new Promise((i=>{if(!n)return void i();const r=()=>{i(),t.removeEventListener("load",r),t.removeEventListener("error",r)};t.addEventListener("load",r),t.addEventListener("error",r),e=r}));this.registeredInstanceStatuses.set(t,{onUnregistered:e}),this.loadingPromises.push(i),null==this.modelViewerStatusInstance&&(this.modelViewerStatusInstance=t)}unregisterInstance(t){if(!this.registeredInstanceStatuses.has(t))return;const e=this.registeredInstanceStatuses,n=e.get(t);e.delete(t),n.onUnregistered(),this.modelViewerStatusInstance===t&&(this.modelViewerStatusInstance=e.size>0?(t=>{if(null!=t.keys)return t.keys().next().value||null;let e=null;try{t.forEach(((t,n,i)=>{throw e=n,new Error}))}catch(t){}return e})(e):null)}get modelViewerStatusInstance(){return this[of]}set modelViewerStatusInstance(t){if(this[of]===t)return;const{statusElement:e}=this;null!=t&&null!=t.shadowRoot?t.shadowRoot.appendChild(e):null!=e.parentNode&&e.parentNode.removeChild(e),this[of]=t,this[lf]()}async updateStatus(){if(!this.statusUpdateInProgress&&0!==this.loadingPromises.length){for(this.statusElement.textContent="This page includes one or more 3D models that are loading",this.statusUpdateInProgress=!0,this.dispatchEvent({type:"initial-status-announced"});this.loadingPromises.length;){const{loadingPromises:t}=this;this.loadingPromises=[],await Promise.all(t)}this.statusElement.textContent="All 3D models in the page have 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lv(t)}))}register(t){return-1===this.pluginCallbacks.indexOf(t)&&this.pluginCallbacks.push(t),this}unregister(t){return-1!==this.pluginCallbacks.indexOf(t)&&this.pluginCallbacks.splice(this.pluginCallbacks.indexOf(t),1),this}parse(t,e,n){const i=new iv,r=[];for(let t=0,e=this.pluginCallbacks.length;t0&&(this.options.trs=!0),this.processInput(t);const i=this;Promise.all(this.pending).then((function(){const t=i.buffers,n=i.json,r=i.options,s=i.extensionsUsed,a=new Blob(t,{type:"application/octet-stream"}),o=Object.keys(s);if(o.length>0&&(n.extensionsUsed=o),n.buffers&&n.buffers.length>0&&(n.buffers[0].byteLength=a.size),!0===r.binary){const t=new window.FileReader;t.readAsArrayBuffer(a),t.onloadend=function(){const i=ev(t.result),r=new DataView(new ArrayBuffer(8));r.setUint32(0,i.byteLength,!0),r.setUint32(4,5130562,!0);const s=ev(function(t){if(void 0!==window.TextEncoder)return(new TextEncoder).encode(t).buffer;const e=new Uint8Array(new ArrayBuffer(t.length));for(let 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l=r.images.get(t),c=1023===e?"image/png":"image/jpeg",h=c+":flipY/"+n.toString();if(void 0!==l[h])return l[h];s.images||(s.images=[]);const u={mimeType:c};if(a.embedImages){const r=nv=nv||document.createElement("canvas");r.width=Math.min(t.width,a.maxTextureSize),r.height=Math.min(t.height,a.maxTextureSize);const s=r.getContext("2d");if(!0===n&&(s.translate(0,r.height),s.scale(1,-1)),"undefined"!=typeof HTMLImageElement&&t instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&t instanceof HTMLCanvasElement||"undefined"!=typeof OffscreenCanvas&&t instanceof OffscreenCanvas||"undefined"!=typeof ImageBitmap&&t instanceof ImageBitmap)s.drawImage(t,0,0,r.width,r.height);else{1023!==e&&1022!==e&&console.error("GLTFExporter: Only RGB and RGBA formats are supported."),(t.width>a.maxTextureSize||t.height>a.maxTextureSize)&&console.warn("GLTFExporter: Image size is bigger than maxTextureSize",t);const n=new Uint8ClampedArray(t.height*t.width*4);if(1023===e)for(let e=0;e1&&(e.multiplyScalar(1/n),console.warn("THREE.GLTFExporter: Some emissive components exceed 1; emissive has been limited")),n>0&&(i.emissiveFactor=e.toArray()),t.emissiveMap){const e={index:this.processTexture(t.emissiveMap)};this.applyTextureTransform(e,t.emissiveMap),i.emissiveTexture=e}}if(t.normalMap){const e={index:this.processTexture(t.normalMap)};t.normalScale&&1!==t.normalScale.x&&(e.scale=t.normalScale.x),this.applyTextureTransform(e,t.normalMap),i.normalTexture=e}if(t.aoMap){const e={index:this.processTexture(t.aoMap),texCoord:1};1!==t.aoMapIntensity&&(e.strength=t.aoMapIntensity),this.applyTextureTransform(e,t.aoMap),i.occlusionTexture=e}t.transparent?i.alphaMode="BLEND":t.alphaTest>0&&(i.alphaMode="MASK",i.alphaCutoff=t.alphaTest),2===t.side&&(i.doubleSided=!0),""!==t.name&&(i.name=t.name),this.serializeUserData(t,i),this._invokeAll((function(e){e.writeMaterial&&e.writeMaterial(t,i)}));const s=n.materials.push(i)-1;return e.materials.set(t,s),s}processMesh(t){const e=this.cache,n=this.json,i=[t.geometry.uuid];if(Array.isArray(t.material))for(let e=0,n=t.material.length;e0){const n=[],i=[],r={};if(void 0!==t.morphTargetDictionary)for(const e in t.morphTargetDictionary)r[t.morphTargetDictionary[e]]=e;for(let a=0;a0&&(o.extras={},o.extras.targetNames=i)}const A=Array.isArray(t.material);if(A&&0===s.groups.length)return null;const m=A?t.material:[t.material],g=A?s.groups:[{materialIndex:0,start:void 0,count:void 0}];for(let t=0,n=g.length;t0&&(n.targets=h),null!==s.index){let i=this.getUID(s.index);void 0===g[t].start&&void 0===g[t].count||(i+=":"+g[t].start+":"+g[t].count),e.attributes.has(i)?n.indices=e.attributes.get(i):(n.indices=this.processAccessor(s.index,s,g[t].start,g[t].count),e.attributes.set(i,n.indices)),null===n.indices&&delete n.indices}const i=this.processMaterial(m[g[t].materialIndex]);null!==i&&(n.material=i),c.push(n)}o.primitives=c,n.meshes||(n.meshes=[]),this._invokeAll((function(e){e.writeMesh&&e.writeMesh(t,o)}));const f=n.meshes.push(o)-1;return e.meshes.set(r,f),f}processCamera(t){const e=this.json;e.cameras||(e.cameras=[]);const n=t.isOrthographicCamera,i={type:n?"orthographic":"perspective"};return n?i.orthographic={xmag:2*t.right,ymag:2*t.top,zfar:t.far<=0?.001:t.far,znear:t.near<0?0:t.near}:i.perspective={aspectRatio:t.aspect,yfov:dt.degToRad(t.fov),zfar:t.far<=0?.001:t.far,znear:t.near<0?0:t.near},""!==t.name&&(i.name=t.type),e.cameras.push(i)-1}processAnimation(t,e){const n=this.json,i=this.nodeMap;n.animations||(n.animations=[]);const r=(t=Tf.Utils.mergeMorphTargetTracks(t.clone(),e)).tracks,s=[],a=[];for(let t=0;t0){const e=[];for(let i=0,r=t.children.length;i0&&(r.children=e)}this._invokeAll((function(e){e.writeNode&&e.writeNode(t,r)}));const s=e.nodes.push(r)-1;return i.set(t,s),s}processScene(t){const e=this.json,n=this.options;e.scenes||(e.scenes=[],e.scene=0);const i={};""!==t.name&&(i.name=t.name),e.scenes.push(i);const r=[];for(let e=0,i=t.children.length;e0&&(i.nodes=r),this.serializeUserData(t,i)}processObjects(t){const e=new Ps;e.name="AuxScene";for(let n=0;n0&&this.processObjects(n);for(let t=0;t0&&(s.range=t.distance)):t.isSpotLight&&(s.type="spot",t.distance>0&&(s.range=t.distance),s.spot={},s.spot.innerConeAngle=(t.penumbra-1)*t.angle*-1,s.spot.outerConeAngle=t.angle),void 0!==t.decay&&2!==t.decay&&console.warn("THREE.GLTFExporter: Light decay may be lost. glTF is physically-based, and expects light.decay=2."),!t.target||t.target.parent===t&&0===t.target.position.x&&0===t.target.position.y&&-1===t.target.position.z||console.warn("THREE.GLTFExporter: Light direction may be lost. For best results, make light.target a child of the light with position 0,0,-1."),r[this.name]||(i.extensions=i.extensions||{},i.extensions[this.name]={lights:[]},r[this.name]=!0);const a=i.extensions[this.name].lights;a.push(s),e.extensions=e.extensions||{},e.extensions[this.name]={light:a.length-1}}}class sv{constructor(t){this.writer=t,this.name="KHR_materials_unlit"}writeMaterial(t,e){if(!t.isMeshBasicMaterial)return;const n=this.writer.extensionsUsed;e.extensions=e.extensions||{},e.extensions[this.name]={},n[this.name]=!0,e.pbrMetallicRoughness.metallicFactor=0,e.pbrMetallicRoughness.roughnessFactor=.9}}class av{constructor(t){this.writer=t,this.name="KHR_materials_pbrSpecularGlossiness"}writeMaterial(t,e){if(!t.isGLTFSpecularGlossinessMaterial)return;const n=this.writer,i=n.extensionsUsed,r={};e.pbrMetallicRoughness.baseColorFactor&&(r.diffuseFactor=e.pbrMetallicRoughness.baseColorFactor);const s=[1,1,1];if(t.specular.toArray(s,0),r.specularFactor=s,r.glossinessFactor=t.glossiness,e.pbrMetallicRoughness.baseColorTexture&&(r.diffuseTexture=e.pbrMetallicRoughness.baseColorTexture),t.specularMap){const e={index:n.processTexture(t.specularMap)};n.applyTextureTransform(e,t.specularMap),r.specularGlossinessTexture=e}e.extensions=e.extensions||{},e.extensions[this.name]=r,i[this.name]=!0}}class ov{constructor(t){this.writer=t,this.name="KHR_materials_transmission"}writeMaterial(t,e){if(!t.isMeshPhysicalMaterial||0===t.transmission)return;const n=this.writer,i=n.extensionsUsed,r={};if(r.transmissionFactor=t.transmission,t.transmissionMap){const e={index:n.processTexture(t.transmissionMap)};n.applyTextureTransform(e,t.transmissionMap),r.transmissionTexture=e}e.extensions=e.extensions||{},e.extensions[this.name]=r,i[this.name]=!0}}class lv{constructor(t){this.writer=t,this.name="KHR_materials_volume"}writeMaterial(t,e){if(!t.isMeshPhysicalMaterial||0===t.thickness)return;const n=this.writer,i=n.extensionsUsed,r={};if(r.thicknessFactor=t.thickness,t.thicknessMap){const e={index:n.processTexture(t.thicknessMap)};n.applyTextureTransform(e,t.thicknessMap),r.thicknessTexture=e}r.attenuationDistance=t.attenuationDistance,r.attenuationColor=t.attenuationTint.toArray(),e.extensions=e.extensions||{},e.extensions[this.name]=r,i[this.name]=!0}}Tf.Utils={insertKeyframe:function(t,e){const n=.001,i=t.getValueSize(),r=new t.TimeBufferType(t.times.length+1),s=new t.ValueBufferType(t.values.length+i),a=t.createInterpolant(new t.ValueBufferType(i));let o;if(0===t.times.length){r[0]=e;for(let t=0;tt.times[t.times.length-1]){if(Math.abs(t.times[t.times.length-1]-e)e){r.set(t.times.slice(0,l+1),0),r[l+1]=e,r.set(t.times.slice(l+1),l+2),s.set(t.values.slice(0,(l+1)*i),0),s.set(a.evaluate(e),(l+1)*i),s.set(t.values.slice((l+1)*i),(l+2)*i),o=l+1;break}}return t.times=r,t.values=s,o},mergeMorphTargetTracks:function(t,e){const n=[],i={},r=t.tracks;for(let t=0;tvoid 0!==t.material&&t.userData&&t.userData.variantMaterials&&!!Array.from(t.userData.variantMaterials.values()).filter((t=>hv(t.material))),hv=t=>t&&t.isMaterial&&!Array.isArray(t);class uv{constructor(t){this.writer=t,this.name="KHR_materials_variants",this.variantNames=[]}beforeParse(t){const e=new Set;for(const n of t)n.traverse((t=>{if(!cv(t))return;const n=t.userData.variantMaterials;for(const t of n.keys()){const i=n.get(t);hv(i.material)&&e.add(t)}}));e.forEach((t=>this.variantNames.push(t)))}writeMesh(t,e){if(!cv(t))return;const n=t.userData,i=n.variantMaterials,r=new Map;for(const t of i.keys()){const e=i.get(t).material;if(!hv(e))continue;const n=this.variantNames.indexOf(t),s=this.writer.processMaterial(e);r.has(s)||r.set(s,{material:s,variants:[]}),r.get(s).variants.push(n)}const s=Array.from(r.values()).map((t=>t.variants.sort(((t,e)=>t-e))&&t)).sort(((t,e)=>t.material-e.material));if(0===s.length)return;const a=hv(n.originalMaterial)?this.writer.processMaterial(n.originalMaterial):-1;for(const t of e.primitives)a>=0&&(t.material=a),t.extensions=t.extensions||{},t.extensions[this.name]={mappings:s}}afterParse(){if(0===this.variantNames.length)return;const t=this.writer.json;t.extensions=t.extensions||{};const e=this.variantNames.map((t=>({name:t})));t.extensions[this.name]={variants:e},this.writer.extensionsUsed[this.name]=!0}} +/* @license + * Copyright 2020 Google LLC. All Rights Reserved. + * Licensed under the Apache License, Version 2.0 (the 'License'); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an 'AS IS' BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */const dv=Symbol("correlatedObjects"),pv=Symbol("sourceObject"),Av=Symbol("onUpdate");class mv{constructor(t,e,n=null){this[Av]=t,this[pv]=e,this[dv]=n}} +/* @license + * Copyright 2020 Google LLC. All Rights Reserved. + * Licensed under the Apache License, Version 2.0 (the 'License'); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an 'AS IS' BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */const gv=new el,fv=new je,vv=new Yn(2,2),yv=Symbol("threeTexture");class xv extends mv{get[yv](){var t;return console.assert(null!=this[dv]&&this[dv].size>0,"Image correlated object is undefined"),null===(t=this[dv])||void 0===t?void 0:t.values().next().value}constructor(t,e,n){super(t,n=null!=n?n:{name:"adhoc_image",uri:e&&e.image?e.image.src:"adhoc_image"},new Set(e?[e]:[]))}get name(){return this[pv].name||""}get uri(){return this[pv].uri}get bufferView(){return this[pv].bufferView}get type(){return null!=this.uri?"external":"embedded"}async setURI(t){this[pv].uri=t;const e=await new Promise(((e,n)=>{gv.load(t,e,void 0,n)})),n=this[yv];n.image=e,n.needsUpdate=!0,this[Av]()}async createThumbnail(t,e){const n=new Ps;fv.map=this[yv];const i=new Mn(vv,fv);n.add(i);const r=new ri(-1,1,1,-1,0,1),{threeRenderer:s}=Dd.singleton,a=new wt(t,e);s.setRenderTarget(a),s.render(n,r),s.setRenderTarget(null);const o=new Uint8Array(t*e*4);s.readRenderTargetPixels(a,0,0,t,e,o),Kd.width=t,Kd.height=e;const l=Kd.getContext("2d"),c=l.createImageData(t,e);return c.data.set(o),l.putImageData(c,0,0),new Promise((async(t,e)=>{Kd.toBlob((n=>{if(!n)return e("Failed to capture thumbnail.");t(URL.createObjectURL(n))}),"image/png")}))}}var wv,Ev;!function(t){t[t.Nearest=9728]="Nearest",t[t.Linear=9729]="Linear",t[t.NearestMipmapNearest=9984]="NearestMipmapNearest",t[t.LinearMipmapNearest=9985]="LinearMipmapNearest",t[t.NearestMipmapLinear=9986]="NearestMipmapLinear",t[t.LinearMipmapLinear=9987]="LinearMipmapLinear"}(wv||(wv={})),function(t){t[t.ClampToEdge=33071]="ClampToEdge",t[t.MirroredRepeat=33648]="MirroredRepeat",t[t.Repeat=10497]="Repeat"}(Ev||(Ev={})); +/* @license + * Copyright 2020 Google LLC. All Rights Reserved. + * Licensed under the Apache License, Version 2.0 (the 'License'); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an 'AS IS' BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +const bv=(()=>{const t=[wv.Nearest,wv.Linear,wv.NearestMipmapNearest,wv.LinearMipmapLinear,wv.NearestMipmapLinear,wv.LinearMipmapLinear];return e=>t.indexOf(e)>-1})(),_v=(()=>{const t=[wv.Nearest,wv.Linear];return e=>t.indexOf(e)>-1})(),Iv=(()=>{const t=[Ev.ClampToEdge,Ev.MirroredRepeat,Ev.Repeat];return e=>t.indexOf(e)>-1})(),Cv=Symbol("threeTextures"),Mv=Symbol("setProperty"),Sv=Symbol("sourceSampler");class Bv extends mv{get[Cv](){return console.assert(null!=this[dv]&&this[dv].size>0,"Sampler correlated object is undefined"),this[dv]}get[Sv](){return console.assert(null!=this[pv],"Sampler source is undefined"),this[pv]}constructor(t,e,n){null==(n=null!=n?n:{}).minFilter&&(n.minFilter=e?e.minFilter:wv.LinearMipmapLinear),null==n.magFilter&&(n.magFilter=e?e.magFilter:wv.Linear),null==n.wrapS&&(n.wrapS=e?e.wrapS:Ev.Repeat),null==n.wrapT&&(n.wrapT=e?e.wrapT:Ev.Repeat),super(t,n,new Set(e?[e]:[]))}get name(){return this[pv].name||""}get minFilter(){return this[Sv].minFilter}get magFilter(){return this[Sv].magFilter}get wrapS(){return this[Sv].wrapS}get wrapT(){return this[Sv].wrapT}setMinFilter(t){this[Mv]("minFilter",t)}setMagFilter(t){this[Mv]("magFilter",t)}setWrapS(t){this[Mv]("wrapS",t)}setWrapT(t){this[Mv]("wrapT",t)}[Mv](t,e){const n=this[Sv];if(null!=n){if(((t,e)=>{switch(t){case"minFilter":return bv(e);case"magFilter":return _v(e);case"wrapS":case"wrapT":return Iv(e);default:throw new Error(`Cannot configure property "${t}" on Sampler`)}})(t,e)){n[t]=e;for(const n of this[Cv])n[t]=e,n.needsUpdate=!0}this[Av]()}}} +/* @license + * Copyright 2020 Google LLC. All Rights Reserved. + * Licensed under the Apache License, Version 2.0 (the 'License'); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an 'AS IS' BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */const Tv=Symbol("image"),Lv=Symbol("sampler");class Rv extends mv{constructor(t,e,n=null,i=null,r=null){super(t,n||{},new Set(e?[e]:[])),this[Lv]=new Bv(t,e,i),this[Tv]=new xv(t,e,r)}get name(){return this[pv].name||""}get sampler(){return this[Lv]}get source(){return this[Tv]}} +/* @license + * Copyright 2020 Google LLC. All Rights Reserved. + * Licensed under the Apache License, Version 2.0 (the 'License'); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an 'AS IS' BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */var Dv;const Qv=Symbol("texture"),Pv=Symbol("materials"),Fv=Symbol("usage");var Nv;!function(t){t[t.Base=0]="Base",t[t.MetallicRoughness=1]="MetallicRoughness",t[t.Normal=2]="Normal",t[t.Occlusion=3]="Occlusion",t[t.Emissive=4]="Emissive"}(Nv||(Nv={}));class Uv{constructor(t,e,n,i,r,s){if(this[Dv]=null,s){const e=r.textures?r.textures[s.index]:null,i=e&&r.samplers?r.samplers[e.sampler]:null,a=e&&r.images?r.images[e.source]:null;this[Qv]=new Rv(t,n,e,i,a)}this.onUpdate=t,this[Pv]=i,this[Fv]=e}get texture(){return this[Qv]}setTexture(t){const e=null!=t?t.source[yv]:null;let n=3001;if(this[Qv]=t,this[Pv])for(const t of this[Pv]){switch(this[Fv]){case Nv.Base:t.map=e;break;case Nv.MetallicRoughness:n=3e3,t.metalnessMap=e,t.roughnessMap=e;break;case Nv.Normal:n=3e3,t.normalMap=e;break;case Nv.Occlusion:n=3e3,t.aoMap=e;break;case Nv.Emissive:t.emissiveMap=e}t.needsUpdate=!0}e&&(e.encoding=n),this.onUpdate()}}Dv=Qv; +/* @license + * Copyright 2020 Google LLC. All Rights Reserved. + * Licensed under the Apache License, Version 2.0 (the 'License'); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an 'AS IS' BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +const kv=Symbol("threeMaterials"),Gv=Symbol("baseColorTexture"),Ov=Symbol("metallicRoughnessTexture");class Hv extends mv{constructor(t,e,n,i){super(t,n,i),null==n.baseColorFactor&&(n.baseColorFactor=[1,1,1,1]),null==n.roughnessFactor&&(n.roughnessFactor=1),null==n.metallicFactor&&(n.metallicFactor=1);const{baseColorTexture:r,metallicRoughnessTexture:s}=n,{map:a,metalnessMap:o}=i.values().next().value;this[Gv]=new Uv(t,Nv.Base,a,i,e,r||null),this[Ov]=new Uv(t,Nv.MetallicRoughness,o,i,e,s||null)}get[kv](){return this[dv]}get baseColorFactor(){return this[pv].baseColorFactor}get metallicFactor(){return this[pv].metallicFactor}get roughnessFactor(){return this[pv].roughnessFactor}get baseColorTexture(){return this[Gv]}get metallicRoughnessTexture(){return this[Ov]}setBaseColorFactor(t){for(const e of this[kv])e.color.fromArray(t),e.opacity=t[3];this[pv].baseColorFactor=t,this[Av]()}setMetallicFactor(t){for(const e of this[kv])e.metalness=t;this[pv].metallicFactor=t,this[Av]()}setRoughnessFactor(t){for(const e of this[kv])e.roughness=t;this[pv].roughnessFactor=t,this[Av]()}} +/* @license + * Copyright 2020 Google LLC. All Rights Reserved. + * Licensed under the Apache License, Version 2.0 (the 'License'); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an 'AS IS' BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */const zv=Symbol("pbrMetallicRoughness"),Vv=Symbol("normalTexture"),Wv=Symbol("occlusionTexture"),qv=Symbol("emissiveTexture"),jv=Symbol("backingThreeMaterial"),Yv=Symbol("applyAlphaCutoff");class Jv extends mv{constructor(t,e,n,i){if(super(t,n,i),null==i)return;n.extensions&&n.extensions.KHR_materials_pbrSpecularGlossiness&&console.warn(`Material ${n.name} uses a deprecated extension\n "KHR_materials_pbrSpecularGlossiness", please use\n "pbrMetallicRoughness" instead. Specular Glossiness materials are\n currently supported for rendering, but not for our scene-graph API,\n nor for auto-generation of USDZ for Quick Look.`),null==n.pbrMetallicRoughness&&(n.pbrMetallicRoughness={}),this[zv]=new Hv(t,e,n.pbrMetallicRoughness,i),null==n.emissiveFactor&&(n.emissiveFactor=[0,0,0]),null==n.doubleSided&&(n.doubleSided=!1),null==n.alphaMode&&(n.alphaMode="OPAQUE"),null==n.alphaCutoff&&(n.alphaCutoff=.5);const{normalTexture:r,occlusionTexture:s,emissiveTexture:a}=n,{normalMap:o,aoMap:l,emissiveMap:c}=i.values().next().value;this[Vv]=new Uv(t,Nv.Normal,o,i,e,r||null),this[Wv]=new Uv(t,Nv.Occlusion,l,i,e,s||null),this[qv]=new Uv(t,Nv.Emissive,c,i,e,a||null)}get[jv](){return this[dv].values().next().value}get name(){return this[pv].name||""}get pbrMetallicRoughness(){return this[zv]}get normalTexture(){return this[Vv]}get occlusionTexture(){return this[Wv]}get emissiveTexture(){return this[qv]}get emissiveFactor(){return this[pv].emissiveFactor}setEmissiveFactor(t){for(const e of this[dv])e.emissive.fromArray(t);this[pv].emissiveFactor=t,this[Av]()}[Yv](){const t=this[pv],e="OPAQUE"===t.alphaMode?-.5:"BLEND"===t.alphaMode?0:Math.max(1e-4,Math.min(1,t.alphaCutoff));for(const t of this[dv])t.alphaTest=e,t.needsUpdate=!0}setAlphaCutoff(t){this[pv].alphaCutoff=t,this[Yv](),this[Av]()}getAlphaCutoff(){return this[pv].alphaCutoff}setDoubleSided(t){for(const e of this[dv])e.side=t?2:0,e.needsUpdate=!0;this[pv].doubleSided=t,this[Av]()}getDoubleSided(){return this[pv].doubleSided}setAlphaMode(t){const e=(t,e)=>{t.transparent=e,t.depthWrite=!e};this[pv].alphaMode=t;for(const n of this[dv])e(n,"OPAQUE"!==t),this[Yv](),n.needsUpdate=!0;this[Av]()}getAlphaMode(){return this[pv].alphaMode}} +/* @license + * Copyright 2020 Google LLC. All Rights Reserved. + * Licensed under the Apache License, Version 2.0 (the 'License'); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an 'AS IS' BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */var Xv;const Kv=Symbol("materials");class Zv{constructor(t,e=(()=>{})){this[Xv]=[];const{gltf:n,gltfElementMap:i}=t;n.materials.forEach((t=>{this[Kv].push(new Jv(e,n,t,i.get(t)))}))}get materials(){return this[Kv]}}Xv=Kv; +/* @license + * Copyright 2020 Google LLC. All Rights Reserved. + * Licensed under the Apache License, Version 2.0 (the 'License'); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an 'AS IS' BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +var $v=function(t,e,n,i){for(var r,s=arguments.length,a=s<3?e:null===i?i=Object.getOwnPropertyDescriptor(e,n):i,o=t.length-1;o>=0;o--)(r=t[o])&&(a=(s<3?r(a):s>3?r(e,n,a):r(e,n))||a);return s>3&&a&&Object.defineProperty(e,n,a),a};const ty=Symbol("currentGLTF"),ey=Symbol("model"),ny=Symbol("variants"),iy=Symbol("getOnUpdateMethod"),ry=Symbol("textureLoader"),sy=Symbol("originalGltfJson"); /* @license * Copyright 2019 Google LLC. All Rights Reserved. * Licensed under the Apache License, Version 2.0 (the 'License'); @@ -698,22 +824,7 @@ var jy=function(e,t,n,i){for(var r,a=arguments.length,o=a<3?t:null===i?i=Object. * See the License for the specific language governing permissions and * limitations under the License. */ -var Zy,Ky;const Qy=Symbol("modelViewerStatusInstance"),$y=Symbol("updateStatus");Zy=Qy,Ky=$y; -/* @license - * Copyright 2019 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ -var ex=function(e,t,n,i){for(var r,a=arguments.length,o=a<3?t:null===i?i=Object.getOwnPropertyDescriptor(t,n):i,s=e.length-1;s>=0;s--)(r=e[s])&&(o=(a<3?r(o):a>3?r(t,n,o):r(t,n))||o);return a>3&&o&&Object.defineProperty(t,n,o),o};const tx="auto",nx="manual",ix="auto",rx="eager",ax="interaction",ox=new class extends y{constructor(){super(),this[Zy]=null,this.registeredInstanceStatuses=new Map,this.loadingPromises=[],this.statusElement=document.createElement("p"),this.statusUpdateInProgress=!1,this[Ky]=Iu(()=>this.updateStatus(),100);const{statusElement:e}=this,{style:t}=e;e.setAttribute("role","status"),e.classList.add("screen-reader-only"),t.top=t.left="0",t.pointerEvents="none"}registerInstance(e){if(this.registeredInstanceStatuses.has(e))return;let t=()=>{};const n=!1===e.loaded&&!!e.src,i=new Promise(i=>{if(!n)return void i();const r=()=>{i(),e.removeEventListener("load",r),e.removeEventListener("error",r)};e.addEventListener("load",r),e.addEventListener("error",r),t=r});this.registeredInstanceStatuses.set(e,{onUnregistered:t}),this.loadingPromises.push(i),null==this.modelViewerStatusInstance&&(this.modelViewerStatusInstance=e)}unregisterInstance(e){if(!this.registeredInstanceStatuses.has(e))return;const t=this.registeredInstanceStatuses,n=t.get(e);t.delete(e),n.onUnregistered(),this.modelViewerStatusInstance===e&&(this.modelViewerStatusInstance=t.size>0?(e=>{if(null!=e.keys)return e.keys().next().value||null;let t=null;try{e.forEach((e,n,i)=>{throw t=n,new Error})}catch(e){}return t})(t):null)}get modelViewerStatusInstance(){return this[Qy]}set modelViewerStatusInstance(e){if(this[Qy]===e)return;const{statusElement:t}=this;null!=e&&null!=e.shadowRoot?e.shadowRoot.appendChild(t):null!=t.parentNode&&t.parentNode.removeChild(t),this[Qy]=e,this[$y]()}async updateStatus(){if(!this.statusUpdateInProgress&&0!==this.loadingPromises.length){for(this.statusElement.textContent="This page includes one or more 3D models that are loading",this.statusUpdateInProgress=!0,this.dispatchEvent({type:"initial-status-announced"});this.loadingPromises.length;){const{loadingPromises:e}=this;this.loadingPromises=[],await Promise.all(e)}this.statusElement.textContent="All 3D models in the page have loaded",this.statusUpdateInProgress=!1,this.dispatchEvent({type:"finished-loading-announced"})}}},sx=Symbol("defaultProgressBarElement"),lx=Symbol("defaultProgressMaskElement"),cx=Symbol("posterContainerElement"),hx=Symbol("defaultPosterElement"),ux=Symbol("posterDismissalSource"),px=Symbol("showPoster"),dx=Symbol("hidePoster"),fx=Symbol("modelIsRevealed"),mx=Symbol("updateProgressBar"),gx=Symbol("lastReportedProgress"),vx=Symbol("ariaLabelCallToAction"),yx=Symbol("clickHandler"),xx=Symbol("keydownHandler"),bx=Symbol("processHandler"),wx=Symbol("onClick"),_x=Symbol("onKeydown"),Mx=Symbol("onProgress"),Sx={Array:!0,ArrayBuffer:!0,BigInt:!0,BigInt64Array:!0,BigUint64Array:!0,Boolean:!0,Cache:!0,CustomEvent:!0,DataView:!0,Date:!0,Error:!0,EvalError:!0,Event:!0,EventTarget:!0,Float32Array:!0,Float64Array:!0,Function:!0,Infinity:!0,Int16Array:!0,Int32Array:!0,Int8Array:!0,Intl:!0,JSON:!0,Map:!0,Math:!0,MessagePort:!0,MessageEvent:!0,MessageChannel:!0,NaN:!0,Number:!0,Object:!0,Promise:!0,Proxy:!0,RangeError:!0,ReferenceError:!0,Reflect:!0,RegExp:!0,Set:!0,String:!0,Symbol:!0,SyntaxError:!0,TextDecoder:!0,TextEncoder:!0,TypeError:!0,URIError:!0,URL:!0,Uint16Array:!0,Uint32Array:!0,Uint8Array:!0,Uint8ClampedArray:!0,WeakMap:!0,WeakSet:!0,WebAssembly:!0,atob:!0,addEventListener:!0,removeEventListener:!0,btoa:!0,caches:!0,clearInterval:!0,clearTimeout:!0,console:!0,decodeURI:!0,decodeURIComponent:!0,document:!0,encodeURI:!0,encodeURIComponent:!0,escape:!0,fetch:!0,indexedDB:!0,isFinite:!0,isNaN:!0,location:!0,navigator:!0,onerror:!0,onrejectionhandled:!0,onunhandledrejection:!0,parseFloat:!0,parseInt:!0,performance:!0,postMessage:!0,requestAnimationFrame:!0,cancelAnimationFrame:!0,self:!0,setTimeout:!0,setInterval:!0,unescape:!0}; +var ay=function(t,e,n,i){for(var r,s=arguments.length,a=s<3?e:null===i?i=Object.getOwnPropertyDescriptor(e,n):i,o=t.length-1;o>=0;o--)(r=t[o])&&(a=(s<3?r(a):s>3?r(e,n,a):r(e,n))||a);return s>3&&a&&Object.defineProperty(e,n,a),a};const oy=Math.PI/32,ly={basis:[Au(ru(oy,"rad"))],keywords:{auto:[null]}},cy=Symbol("autoRotateStartTime"),hy=Symbol("radiansPerSecond"),uy=Symbol("syncRotationRate"),dy=Symbol("onCameraChange"),py=(t=>{var e,n,i;class r extends t{constructor(){super(...arguments),this[e]=new Map,this[n]=t=>{t.forEach((t=>{t instanceof MutationRecord&&"childList"!==t.type||(t.addedNodes.forEach((t=>{this[Fp](t)})),t.removedNodes.forEach((t=>{this[Np](t)})),this[fp]())}))},this[i]=new MutationObserver(this[Qp])}connectedCallback(){super.connectedCallback();for(let t=0;t{var e,n,i,r,s;class a extends t{constructor(){super(...arguments),this[e]=void 0,this[n]=null,this[i]=[],this[r]=new rl,this[s]=null,this.variantName=void 0,this.orientation="0 0 0",this.scale="1 1 1"}get model(){return this[ey]}get availableVariants(){return this[ny]}get originalGltfJson(){return this[sy]}[(e=ey,n=ty,i=ny,r=ry,s=sy,iy)](){return()=>{this[fp]()}}async createTexture(t,e="image/png"){const n=this[ty],i=await new Promise((e=>this[ry].load(t,e)));return n&&i?(i.encoding=3001,i.wrapS=1e3,i.wrapT=1e3,i.flipY=!1,"image/jpeg"===e&&(i.format=1022),new Rv(this[iy](),i)):null}async updated(t){if(super.updated(t),t.has("variantName")){const t=this[ty],{variantName:e}=this;if(null==t)return;const n=await t.correlatedSceneGraph.loadVariant(e),{gltf:i,gltfElementMap:r}=t.correlatedSceneGraph;for(const t of n){const e=i.materials[t];this[ey].materials[t]=new Jv(this[iy](),i,e,r.get(e))}this[fp]()}if(t.has("orientation")||t.has("scale")){const{modelContainer:t}=this[gp],e=su(this.orientation)[0].terms,n=gu(e[0]).number,i=gu(e[1]).number,r=gu(e[2]).number;t.quaternion.setFromEuler(new ue(i,r,n,"YXZ"));const s=su(this.scale)[0].terms;t.scale.set(s[0].number,s[1].number,s[2].number),this[gp].updateBoundingBox(),this[gp].updateShadow(),this[wp].arRenderer.onUpdateScene(),this[fp]()}}[yp](){super[yp](),this[ny]=[];const{currentGLTF:t}=this[gp];if(null!=t){const{correlatedSceneGraph:e}=t;null!=e&&t!==this[ty]&&(this[ey]=new Zv(e,this[iy]()),this[sy]=JSON.parse(JSON.stringify(e.gltf))),"variants"in t.userData&&(this[ny]=t.userData.variants.slice(),this.requestUpdate("variantName"))}this[ty]=t,this.dispatchEvent(new CustomEvent("scene-graph-ready"))}async exportScene(t){const e=this[gp];return new Promise((async n=>{const i={binary:!0,onlyVisible:!0,maxTextureSize:1/0,forcePowerOfTwoTextures:!1,includeCustomExtensions:!1,embedImages:!0};Object.assign(i,t),i.animations=e.animations,i.truncateDrawRange=!0;const r=e.shadow;let s=!1;null!=r&&(s=r.visible,r.visible=!1);const a=this[ty];null!=a&&"functions"in a.userData&&"ensureLoadVariants"in a.userData.functions&&await a.userData.functions.ensureLoadVariants(e);(new Tf).register((t=>new uv(t))).parse(e.modelContainer.children[0],(t=>n(new Blob([i.binary?t:JSON.stringify(t)],{type:i.binary?"application/octet-stream":"application/json"}))),i),null!=r&&(r.visible=s)}))}}return $v([F({type:String,attribute:"variant-name"})],a.prototype,"variantName",void 0),$v([F({type:String,attribute:"orientation"})],a.prototype,"orientation",void 0),$v([F({type:String,attribute:"scale"})],a.prototype,"scale",void 0),a})((t=>{var e,n,i;class r extends t{constructor(){super(...arguments),this.autoRotate=!1,this.autoRotateDelay=3e3,this.rotationPerSecond="auto",this[e]=performance.now(),this[n]=0,this[i]=t=>{this.autoRotate&&"user-interaction"===t.detail.source&&(this[cy]=performance.now())}}connectedCallback(){super.connectedCallback(),this.addEventListener("camera-change",this[dy]),this[cy]=performance.now()}disconnectedCallback(){super.disconnectedCallback(),this.removeEventListener("camera-change",this[dy]),this[cy]=performance.now()}updated(t){super.updated(t),t.has("autoRotate")&&(this[cy]=performance.now())}[(e=cy,n=hy,uy)](t){this[hy]=t[0]}[vp](t,e){if(super[vp](t,e),!this.autoRotate||!this[Mp]()||this[wp].isPresenting)return;const n=Math.min(e,t-this[cy]-this.autoRotateDelay);n>0&&(this[gp].yaw=this.turntableRotation+this[hy]*n*.001)}get turntableRotation(){return this[gp].yaw}resetTurntableRotation(t=0){this[gp].yaw=t}}return i=dy,ay([F({type:Boolean,attribute:"auto-rotate"})],r.prototype,"autoRotate",void 0),ay([F({type:Number,attribute:"auto-rotate-delay"})],r.prototype,"autoRotateDelay",void 0),ay([jm({intrinsics:ly,updateHandler:uy}),F({type:String,attribute:"rotation-per-second"})],r.prototype,"rotationPerSecond",void 0),r})((t=>{var e,n,i;class r extends t{constructor(){super(...arguments),this.environmentImage=null,this.skyboxImage=null,this.shadowIntensity=0,this.shadowSoftness=1,this.exposure=1,this[e]=null,this[n]=null,this[i]=t=>{t.element===this&&this[Uu]()}}connectedCallback(){super.connectedCallback(),this[wp].loader.addEventListener("preload",this[Gu])}disconnectedCallback(){super.disconnectedCallback(),this[wp].loader.removeEventListener("preload",this[Gu])}updated(t){super.updated(t),t.has("shadowIntensity")&&(this[gp].setShadowIntensity(.1*this.shadowIntensity),this[fp]()),t.has("shadowSoftness")&&(this[gp].setShadowSoftness(this.shadowSoftness),this[fp]()),t.has("exposure")&&(this[gp].exposure=this.exposure,this[fp]()),(t.has("environmentImage")||t.has("skyboxImage"))&&this[Ip]()&&this[Uu]()}[(e=Fu,n=ku,i=Gu,yp)](){super[yp](),null!=this[Fu]&&this[Nu](this[Fu])}async[Uu](){const{skyboxImage:t,environmentImage:e}=this;null!=this[ku]&&(this[ku](),this[ku]=null);const{textureUtils:n}=this[wp];if(null!=n)try{const{environmentMap:i,skybox:r}=await new Promise((async(i,r)=>{const s=n.generateEnvironmentMapAndSkybox(Xh(t),e,{progressTracker:this[Ep]});this[ku]=()=>r(s),i(await s)})),s=i.texture;this[gp].background=null!=r?r.userData.url===s.userData.url?s:r:null,this[Nu](i.texture),this[gp].dispatchEvent({type:"envmap-update"})}catch(t){if(t instanceof Error)throw this[Nu](null),t}}[Nu](t){this[Fu]=t,this[gp].environment=this[Fu],this.dispatchEvent(new CustomEvent("environment-change")),this[fp]()}}return Pu([F({type:String,attribute:"environment-image"})],r.prototype,"environmentImage",void 0),Pu([F({type:String,attribute:"skybox-image"})],r.prototype,"skyboxImage",void 0),Pu([F({type:Number,attribute:"shadow-intensity"})],r.prototype,"shadowIntensity",void 0),Pu([F({type:Number,attribute:"shadow-softness"})],r.prototype,"shadowSoftness",void 0),Pu([F({type:Number})],r.prototype,"exposure",void 0),r})((t=>{var e,n,i,r,s,a,o,l,c,h,u,d,p,A,m,g,f;class v extends t{constructor(){super(...arguments),this.cameraControls=!1,this.cameraOrbit="0deg 75deg 105%",this.cameraTarget="auto auto auto",this.fieldOfView="auto",this.minCameraOrbit="auto",this.maxCameraOrbit="auto",this.minFieldOfView="auto",this.maxFieldOfView="auto",this.interactionPromptThreshold=3e3,this.interactionPromptStyle=fg,this.interactionPrompt=mg,this.interactionPolicy=vg,this.orbitSensitivity=1,this.touchAction=yg,this.disableZoom=!1,this.interpolationDecay=50,this.bounds="legacy",this[e]=this.shadowRoot.querySelector(".interaction-prompt"),this[n]=this.shadowRoot.querySelector(".interaction-prompt > .animated-container"),this[i]=1/0,this[r]=0,this[s]=1/0,this[a]=!1,this[o]=!1,this[l]=new sg(this[gp].camera,this[Ap]),this[c]=0,this[h]=new zl,this[u]=!1,this[d]=!1,this[p]=!1,this[A]=()=>{const t=this[Ap];isFinite(this[Wg])||(this[Wg]=performance.now());const e=this[cp];t.getAttribute("aria-label")!==e&&t.setAttribute("aria-label",e),this.interactionPrompt!==gg||this[Hg]||(this[Og]=!0)},this[m]=()=>{this.interactionPrompt===gg&&(this[Og]=!1,this[Rg].classList.remove("visible"),this[zg]=1/0,this[Wg]=1/0)},this[g]=({source:t})=>{this[Pg](),this[fp](),t===ig&&(this[Hg]=!0,this[Qg]()),this.dispatchEvent(new CustomEvent("camera-change",{detail:{source:t}}))},this[f]=t=>{"pointer-change-start"===t.type?this[pp].classList.add("pointer-tumbling"):this[pp].classList.remove("pointer-tumbling")}}getCameraOrbit(){const{theta:t,phi:e,radius:n}=this[jg];return{theta:t,phi:e,radius:n,toString(){return`${this.theta}rad ${this.phi}rad ${this.radius}m`}}}getCameraTarget(){return Sp(this[wp].isPresenting?this[wp].arRenderer.target:this[gp].getTarget())}getFieldOfView(){return this[Lg].getFieldOfView()}getMinimumFieldOfView(){return this[Lg].options.minimumFieldOfView}getMaximumFieldOfView(){return this[Lg].options.maximumFieldOfView}jumpCameraToGoal(){this[Yg]=!0,this.requestUpdate(Yg,!1)}resetInteractionPrompt(){this[Vg]=0,this[zg]=1/0,this[Hg]=!1,this[Og]=this.interactionPrompt===mg&&this.cameraControls}connectedCallback(){super.connectedCallback(),this[Lg].addEventListener("change",this[kg]),this[Lg].addEventListener("pointer-change-start",this[Gg]),this[Lg].addEventListener("pointer-change-end",this[Gg])}disconnectedCallback(){super.disconnectedCallback(),this[Lg].removeEventListener("change",this[kg]),this[Lg].removeEventListener("pointer-change-start",this[Gg]),this[Lg].removeEventListener("pointer-change-end",this[Gg])}updated(t){super.updated(t);const e=this[Lg],n=this[Ap];if(t.has("cameraControls")&&(this.cameraControls?(e.enableInteraction(),this.interactionPrompt===mg&&(this[Og]=!0),n.addEventListener("focus",this[Ug]),n.addEventListener("blur",this[Ng])):(n.removeEventListener("focus",this[Ug]),n.removeEventListener("blur",this[Ng]),e.disableInteraction(),this[Qg]())),t.has("disableZoom")&&(e.disableZoom=this.disableZoom),t.has("bounds")&&(this[gp].tightBounds="tight"===this.bounds),(t.has("interactionPrompt")||t.has("cameraControls")||t.has("src"))&&(this.interactionPrompt===mg&&this.cameraControls&&!this[Hg]?this[Og]=!0:this[Qg]()),t.has("interactionPromptStyle")&&this[Rg].classList.toggle("wiggle",this.interactionPromptStyle===fg),t.has("interactionPolicy")){const t=this.interactionPolicy;e.applyOptions({interactionPolicy:t})}if(t.has("touchAction")){const t=this.touchAction;e.applyOptions({touchAction:t})}t.has("orbitSensitivity")&&(e.sensitivity=this.orbitSensitivity),t.has("interpolationDecay")&&(e.setDamperDecayTime(this.interpolationDecay),this[gp].setTargetDamperDecayTime(this.interpolationDecay)),!0===this[Yg]&&Promise.resolve().then((()=>{e.jumpToGoal(),this[gp].jumpToGoal(),this[Yg]=!1}))}async updateFraming(){const t=this[gp],e=t.framedFieldOfView;await this.requestUpdate("cameraTarget"),t.updateFraming("tight"===this.bounds?t.getTarget():void 0),t.frameModel();const n=t.framedFieldOfView,i=this[Lg].getFieldOfView()/e;this[qg]=n*i,this[Xg]=!0,this.requestUpdate("maxFieldOfView"),this.requestUpdate("fieldOfView"),this.requestUpdate("minCameraOrbit"),this.requestUpdate("maxCameraOrbit"),await this.requestUpdate("cameraOrbit")}[(e=Rg,n=Dg,i=Wg,r=Vg,s=zg,a=Hg,o=Og,l=Lg,c=qg,h=jg,u=Yg,d=Jg,p=Xg,Zg)](t){this[Lg].setFieldOfView(180*t[0]/Math.PI)}[Kg](t){if(this[Xg]){const{theta:e,phi:n}=this.getCameraOrbit();t[0]=e,t[1]=n,this[Xg]=!1}this[Lg].setOrbit(t[0],t[1],t[2])}[tf](t){this[Lg].applyOptions({minimumAzimuthalAngle:t[0],minimumPolarAngle:t[1],minimumRadius:t[2]}),this.jumpCameraToGoal()}[ef](t){this[Lg].applyOptions({maximumAzimuthalAngle:t[0],maximumPolarAngle:t[1],maximumRadius:t[2]}),this[Fg](t[2]),this.jumpCameraToGoal()}[nf](t){this[Lg].applyOptions({minimumFieldOfView:180*t[0]/Math.PI}),this.jumpCameraToGoal()}[rf](t){this[Lg].applyOptions({maximumFieldOfView:180*t[0]/Math.PI}),this.jumpCameraToGoal()}[$g](t){const[e,n,i]=t;this[gp].setTarget(e,n,i),this[wp].arRenderer.updateTarget()}[vp](t,e){if(super[vp](t,e),this[wp].isPresenting||!this[Mp]())return;const n=performance.now();if(this[Og]){const t=this.interactionPrompt===mg?this[hp]:this[Wg];this.loaded&&n>t+this.interactionPromptThreshold&&(this[Ap].setAttribute("aria-label","Use mouse, touch or arrow keys to control the camera!"),this[Og]=!1,this[zg]=n,this[Rg].classList.add("visible"))}if(isFinite(this[zg])&&this.interactionPromptStyle===fg){const t=this[gp],e=(n-this[zg])/5e3%1,i=hg(e),r=ug(e);if(this[Dg].style.opacity=`${r}`,i!==this[Vg]){const e=i*t.width*.05,n=(i-this[Vg])*Math.PI/16;this[Dg].style.transform=`translateX(${e}px)`,this[Lg].adjustOrbit(n,0,0),this[Vg]=i}}this[Lg].update(t,e),this[gp].updateTarget(e)}[Qg](){this[Og]=!1,this[Rg].classList.remove("visible"),this[zg]=1/0}[Fg](t){const{idealCameraDistance:e}=this[gp],n=2*Math.max(e,t);this[Lg].updateNearFar(0,n)}[Pg](){const{theta:t,phi:e}=this[jg],{theta:n,phi:i}=this[Lg].getCameraSpherical(this[jg]),r=this.getRootNode();if(null!=r&&r.activeElement===this){const r=(4+Math.floor((t%Tg+Bg)/Mg))%4,s=(4+Math.floor((n%Tg+Bg)/Mg))%4,a=Math.floor(e/Sg),o=Math.floor(i/Sg);if(s!==r||o!==a){const t=`View from stage ${Ag[o]}${pg[s]}`;this[Ap].setAttribute("aria-label",t)}}}[xp](t){const e=this[Lg],n=this[gp].framedFieldOfView;super[xp](t);const i=this[gp].framedFieldOfView,r=e.getFieldOfView()/n;this[qg]=i*r,e.updateAspect(this[gp].aspect),this.requestUpdate("maxFieldOfView",this.maxFieldOfView),this.requestUpdate("fieldOfView",this.fieldOfView),this.jumpCameraToGoal()}[yp](){super[yp]();const{framedFieldOfView:t}=this[gp];this[qg]=t,this[Jg]?this[Xg]=!0:this[Jg]=!0,this.requestUpdate("maxFieldOfView",this.maxFieldOfView),this.requestUpdate("fieldOfView",this.fieldOfView),this.requestUpdate("minCameraOrbit",this.minCameraOrbit),this.requestUpdate("maxCameraOrbit",this.maxCameraOrbit),this.requestUpdate("cameraOrbit",this.cameraOrbit),this.requestUpdate("cameraTarget",this.cameraTarget),this.jumpCameraToGoal()}}return A=Ug,m=Ng,g=kg,f=Gg,cg([F({type:Boolean,attribute:"camera-controls"})],v.prototype,"cameraControls",void 0),cg([jm({intrinsics:bg,observeEffects:!0,updateHandler:Kg}),F({type:String,attribute:"camera-orbit",hasChanged:()=>!0})],v.prototype,"cameraOrbit",void 0),cg([jm({intrinsics:Cg,observeEffects:!0,updateHandler:$g}),F({type:String,attribute:"camera-target",hasChanged:()=>!0})],v.prototype,"cameraTarget",void 0),cg([jm({intrinsics:xg,observeEffects:!0,updateHandler:Zg}),F({type:String,attribute:"field-of-view",hasChanged:()=>!0})],v.prototype,"fieldOfView",void 0),cg([jm({intrinsics:_g,updateHandler:tf}),F({type:String,attribute:"min-camera-orbit",hasChanged:()=>!0})],v.prototype,"minCameraOrbit",void 0),cg([jm({intrinsics:Ig,updateHandler:ef}),F({type:String,attribute:"max-camera-orbit",hasChanged:()=>!0})],v.prototype,"maxCameraOrbit",void 0),cg([jm({intrinsics:wg,updateHandler:nf}),F({type:String,attribute:"min-field-of-view",hasChanged:()=>!0})],v.prototype,"minFieldOfView",void 0),cg([jm({intrinsics:Eg,updateHandler:rf}),F({type:String,attribute:"max-field-of-view",hasChanged:()=>!0})],v.prototype,"maxFieldOfView",void 0),cg([F({type:Number,attribute:"interaction-prompt-threshold"})],v.prototype,"interactionPromptThreshold",void 0),cg([F({type:String,attribute:"interaction-prompt-style"})],v.prototype,"interactionPromptStyle",void 0),cg([F({type:String,attribute:"interaction-prompt"})],v.prototype,"interactionPrompt",void 0),cg([F({type:String,attribute:"interaction-policy"})],v.prototype,"interactionPolicy",void 0),cg([F({type:Number,attribute:"orbit-sensitivity"})],v.prototype,"orbitSensitivity",void 0),cg([F({type:String,attribute:"touch-action"})],v.prototype,"touchAction",void 0),cg([F({type:Boolean,attribute:"disable-zoom"})],v.prototype,"disableZoom",void 0),cg([F({type:Number,attribute:"interpolation-decay"})],v.prototype,"interpolationDecay",void 0),cg([F({type:String,attribute:"bounds"})],v.prototype,"bounds",void 0),v})((t=>{var e,n,i,r,s,a,o,l,c,h;class u extends t{constructor(){super(...arguments),this.ar=!1,this.arScale="auto",this.arPlacement="floor",this.arModes="webxr scene-viewer",this.iosSrc=null,this.xrEnvironment=!1,this[e]=!1,this[n]=this.shadowRoot.querySelector(".ar-button"),this[i]=document.createElement("a"),this[r]=new Set,this[s]=YA,this[a]=!1,this[o]=t=>{t.preventDefault(),this.activateAR()},this[l]=({status:t})=>{t!==ju&&this[wp].arRenderer.presentedScene!==this[gp]||(this.setAttribute("ar-status",t),this.dispatchEvent(new CustomEvent("ar-status",{detail:{status:t}})),t===ju?this.removeAttribute("ar-tracking"):t===Yu&&this.setAttribute("ar-tracking",Ku))},this[c]=({status:t})=>{this.setAttribute("ar-tracking",t),this.dispatchEvent(new CustomEvent("ar-tracking",{detail:{status:t}}))},this[h]=t=>{"_apple_ar_quicklook_button_tapped"==t.data&&this.dispatchEvent(new CustomEvent("quick-look-button-tapped"))}}get canActivateAR(){return this[tm]!==YA}connectedCallback(){super.connectedCallback(),this[wp].arRenderer.addEventListener("status",this[sm]),this.setAttribute("ar-status",ju),this[wp].arRenderer.addEventListener("tracking",this[am]),this[nm].addEventListener("message",this[om])}disconnectedCallback(){super.disconnectedCallback(),this[wp].arRenderer.removeEventListener("status",this[sm]),this[wp].arRenderer.removeEventListener("tracking",this[am]),this[nm].removeEventListener("message",this[om])}async update(t){super.update(t),t.has("arScale")&&(this[gp].canScale="fixed"!==this.arScale),t.has("arPlacement")&&(this[gp].setShadowIntensity(this[gp].shadowIntensity),this[fp]()),(t.has("ar")||t.has("arModes")||t.has("iosSrc"))&&(t.has("arModes")&&(this[em]=zA(this.arModes)),this[lm]())}async activateAR(){switch(this[tm]){case WA:this[ZA]();break;case jA:await this[XA]();break;case qA:this[KA]();break;default:console.warn("No AR Mode can be activated. This is probably due to missing configuration or device capabilities")}}async[(e=$A,n=JA,i=nm,r=em,s=tm,a=im,o=rm,l=sm,c=am,h=om,lm)](){if(this[tm]=YA,this.ar){if(null!=this.src)for(const t of this[em]){if("webxr"===t&&q&&!OA&&await this[wp].arRenderer.supportsPresentation()){this[tm]=jA;break}if("scene-viewer"===t&&Z&&!HA){this[tm]=qA;break}if("quick-look"===t&&J){this[tm]=WA;break}}!this.canActivateAR&&null!=this.iosSrc&&J&&(this[tm]=WA)}if(this.canActivateAR)this[JA].classList.add("enabled"),this[JA].addEventListener("click",this[rm]);else if(this[JA].classList.contains("enabled")){this[JA].removeEventListener("click",this[rm]),this[JA].classList.remove("enabled");const t=Xu;this.setAttribute("ar-status",t),this.dispatchEvent(new CustomEvent("ar-status",{detail:{status:t}}))}}async[XA](){console.log("Attempting to present in AR with WebXR..."),await this[cm]();try{this[JA].removeEventListener("click",this[rm]);const{arRenderer:t}=this[wp];t.placeOnWall="wall"===this.arPlacement,await t.present(this[gp],this.xrEnvironment)}catch(t){console.warn("Error while trying to present in AR with WebXR"),console.error(t),await this[wp].arRenderer.stopPresenting(),OA=!0,console.warn("Falling back to next ar-mode"),await this[lm](),this.activateAR()}finally{this[lm]()}}async[cm](){this.loaded||(this[im]=!0,this[up](),await((t,e,n=null)=>new Promise((i=>{t.addEventListener(e,(function r(s){n&&!n(s)||(i(s),t.removeEventListener(e,r))}))}))) /* @license * Copyright 2020 Google LLC. All Rights Reserved. * Licensed under the Apache License, Version 2.0 (the 'License'); @@ -727,366 +838,5 @@ var ex=function(e,t,n,i){for(var r,a=arguments.length,o=a<3?t:null===i?i=Object. * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. - */ -function Tx(e){const t=Symbol("kernel"),n=Symbol("uri"),i=Symbol("name");return class extends e{constructor(e,r){super(e),this[t]=e,this[n]=r.uri||null,this[i]=r.name}get name(){return this[i]}get type(){return null!=this.uri?"external":"embedded"}get uri(){return this[n]}async setURI(e){this[t].mutate(this,"uri",e)}}} -/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */function Ex(e){var t,n,i;const r=Symbol("pbrMetallicRoughness"),a=Symbol("normalTexture"),o=Symbol("occlusionTexture"),s=Symbol("emissiveTexture"),l=Symbol("kernel"),c=Symbol("name");return t=a,n=o,i=s,class extends e{constructor(e,h){super(e,h),this[t]=null,this[n]=null,this[i]=null,this[l]=e,null!=h.name&&(this[c]=h.name);const{pbrMetallicRoughness:u,normalTexture:p,occlusionTexture:d,emissiveTexture:f}=h;this[r]=e.deserialize("pbr-metallic-roughness",u),null!=p&&(this[a]=e.deserialize("texture-info",p)),null!=d&&(this[o]=e.deserialize("texture-info",d)),null!=f&&(this[s]=e.deserialize("texture-info",f))}get pbrMetallicRoughness(){return this[r]}get normalTexture(){return this[a]}get occlusionTexture(){return this[o]}get emissiveTexture(){return this[s]}get name(){return this[c]}}} -/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */function Ax(e,t,n,i,r,a,o,s,l){var c,h,u,p,d,f;const m={model:n,material:i,"pbr-metallic-roughness":r,"texture-info":l,sampler:a,image:o,texture:s},g=Symbol("onMessageEvent"),v=Symbol("messageEventHandler"),y=Symbol("port"),x=Symbol("model"),b=Symbol("elementsByLocalId"),w=Symbol("localIdsByElement"),_=Symbol("elementsByType"),M=Symbol("pendingMutations"),S=Symbol("nextMutationId");class T{constructor(e,t){this[c]=new Map,this[h]=new Map,this[u]=new Map,this[p]=e=>this[g](e),this[d]=new Map,this[f]=0;const n=Object.keys(m);for(const e of n)this[_].set(e,new Set);this[y]=e,this[y].addEventListener("message",this[v]),this[y].start(),this[x]=this.deserialize("model",t)}get model(){return this[x]}async mutate(n,i,r){if(!this[w].has(n))throw new Error("Cannot mutate unknown element");const a=this[w].get(n);return r instanceof t&&(r=this[w].get(r)),new Promise((t,n)=>{const o=this[S]++;this[y].postMessage({type:e.MUTATE,id:a,property:i,value:r,mutationId:o}),this[M].set(o,{resolve:t,reject:n})})}deserialize(e,t){if(!(e in m))throw new Error("Cannot deserialize unknown type: "+e);const{id:n}=t;if(this[b].has(n))return this[b].get(n);const i=new(0,m[e])(this,t);return this[b].set(n,i),this[w].set(i,n),this[_].get(e).add(i),i}getElementsByType(e){return this[_].has(e)?Array.from(this[_].get(e)):[]}deactivate(){this[y].close(),this[y].removeEventListener("message",this[v])}[(c=b,h=w,u=_,p=v,d=M,f=S,g)](t){const{data:n}=t;switch(n&&n.type){case e.MUTATION_RESULT:{const e=n,{applied:t,mutationId:i}=e,r=this[M].get(i);this[M].delete(i),null!=r&&(t?r.resolve():r.reject());break}}}}return T} -/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */function Lx(e){var t;const n=Symbol("material"),i=Symbol("kernel");return t=n,class extends e{constructor(e,n){super(e),this[t]=Object.freeze([]),this[i]=e;for(const e of n.materials)this[i].deserialize("material",e)}get materials(){return this[i].getElementsByType("material")}get ownerModel(){}}} -/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */function Rx(e){var t,n;const i=Symbol("kernel"),r=Symbol("baseColorFactor"),a=Symbol("baseColorTexture"),o=Symbol("metallicRoughnessTexture"),s=Symbol("metallicFactor"),l=Symbol("roughnessFactor");return t=a,n=o,class extends e{constructor(e,c){super(e,c),this[t]=null,this[n]=null,this[i]=e,this[r]=Object.freeze(c.baseColorFactor),this[s]=Object.freeze(c.metallicFactor),this[l]=Object.freeze(c.roughnessFactor);const{baseColorTexture:h,metallicRoughnessTexture:u}=c;null!=h&&(this[a]=e.deserialize("texture-info",h)),null!=u&&(this[o]=e.deserialize("texture-info",u))}get baseColorFactor(){return this[r]}get metallicFactor(){return this[s]}get roughnessFactor(){return this[l]}get baseColorTexture(){return this[a]}get metallicRoughnessTexture(){return this[o]}async setBaseColorFactor(e){await this[i].mutate(this,"baseColorFactor",e),this[r]=Object.freeze(e)}async setMetallicFactor(e){await this[i].mutate(this,"metallicFactor",e),this[s]=Object.freeze(e)}async setRoughnessFactor(e){await this[i].mutate(this,"roughnessFactor",e),this[l]=Object.freeze(e)}}} -/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */function Px(e){var t,n;const i=Symbol("kernel"),r=Symbol("minFilter"),a=Symbol("magFilter"),o=Symbol("wrapS"),s=Symbol("wrapT"),l=Symbol("name");return t=r,n=a,class extends e{constructor(e,c){super(e),this[t]=null,this[n]=null,this[i]=e,this[l]=c.name,this[r]=c.minFilter||null,this[a]=c.magFilter||null,this[o]=c.wrapS||10497,this[s]=c.wrapT||10497}get name(){return this[l]}get minFilter(){return this[r]}get magFilter(){return this[a]}get wrapS(){return this[o]}get wrapT(){return this[s]}async setMinFilter(e){await this[i].mutate(this,"minFilter",e),this[r]=e}async setMagFilter(e){await this[i].mutate(this,"magFilter",e),this[a]=e}async setWrapS(e){await this[i].mutate(this,"wrapS",e),this[o]=e}async setWrapT(e){await this[i].mutate(this,"wrapT",e),this[s]=e}}} -/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */function Cx(e){var t;const n=Symbol("kernel"),i=Symbol("texture");return t=i,class extends e{constructor(e,r){super(e),this[t]=null,this[n]=e;const{texture:a}=r;null!=a&&(this[i]=e.deserialize("texture",a))}get texture(){return this[i]}async setTexture(e){await this[n].mutate(this,"texture",e),this[i]=e}}} -/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */function Ox(e){var t,n;const i=Symbol("kernel"),r=Symbol("source"),a=Symbol("sampler"),o=Symbol("name");return t=r,n=a,class extends e{constructor(e,s){super(e),this[t]=null,this[n]=null,this[i]=e;const{sampler:l,source:c,name:h}=s;this[o]=h,null!=l&&(this[a]=e.deserialize("sampler",l)),null!=c&&(this[r]=e.deserialize("image",c))}get name(){return this[o]}get sampler(){return this[a]}get source(){return this[r]}async setSampler(e){await this[i].mutate(this,"sampler",e),this[a]=e}async setSource(e){await this[i].mutate(this,"source",e),this[r]=e}}} -/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */function Ix(){const e=Symbol("ownerModel");return class{constructor(t){if(null==t)throw new Error("Illegal constructor");this[e]=t.model}get ownerModel(){return this[e]}}} -/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */const Dx={HANDSHAKE:1,IMPORT_SCRIPT:2,MODEL_CHANGE:3,MUTATION_RESULT:4,CONTEXT_INITIALIZED:5,MUTATE:6}; -/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */const Nx={textures: -/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ -function(){const e={value:()=>{throw new Error('Capability "textures" not allowed')},configurable:!1,writable:!1};Object.defineProperties(this.Texture.prototype,{setSampler:e,setSource:e}),Object.defineProperties(this.Image.prototype,{setURI:e}),Object.defineProperties(this.Sampler.prototype,{setMinFilter:e,setMagFilter:e,setWrapS:e,setWrapT:e})},messaging:function(){const e=()=>{throw new Error('Capability "messaging" not allowed')},t=this.addEventListener;Object.defineProperties(this,{postMessage:{value:e,configurable:!1},MessageChannel:{value:e,configurable:!1},MessageEvent:{value:e,configurable:!1},onmessage:{set(){e()},configurable:!1},addEventListener:{value:function(n,i,r){"message"===n&&e(),t.call(this,n,i,r)},configurable:!1}})},"material-properties":function(){const e='Capability "material-properties" not allowed';Object.defineProperty(this.PBRMetallicRoughness.prototype,"setBaseColorFactor",{value:()=>{throw new Error(e)},configurable:!1,writable:!1}),Object.defineProperty(this.PBRMetallicRoughness.prototype,"setMetallicFactor",{value:()=>{throw new Error(e)},configurable:!1,writable:!1}),Object.defineProperty(this.PBRMetallicRoughness.prototype,"setRoughnessFactor",{value:()=>{throw new Error(e)},configurable:!1,writable:!1})},fetch:function(){Object.defineProperties(this,{fetch:{value:()=>{throw new Error('Capability "fetch" not allowed')},configurable:!1}})}}; -/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ -function zx(e,t){for(;e&&e.constructor!==EventTarget;)Object.getOwnPropertyNames(e).forEach(n=>{if(!t.hasOwnProperty(n)||!0!==t[n])try{delete e[n]}catch(e){console.warn(e)}}),e=Object.getPrototypeOf(e)}const Ux=e=>`(${zx.toString()})(self, ${JSON.stringify(e)});` -/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */;function Fx(e,t,n){let i=null;n.addEventListener("message",r=>{const{data:a}=r;if(a&&a.type&&a.type===e.HANDSHAKE){const a=r.ports[0];a.addEventListener("message",r=>{const{data:a}=r;if(a&&a.type)switch(a.type){case e.MODEL_CHANGE:{const e=null!=i?i.model:void 0,n=a.model,o=r.ports[0];if(null!=i)i.deactivate();else if(null==n)break;null!=n?(i=new t(o,n),this.model=i.model):(i=null,this.model=void 0);const s=new Event("model-change");s.previousModel=e,s.model=this.model,this.dispatchEvent(s);break}case e.IMPORT_SCRIPT:{const e=a.url;e&&n.importScripts(e);break}}}),a.start(),a.postMessage({type:e.CONTEXT_INITIALIZED})}})}const Bx=()=>Fx.toString() -/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */;var Hx,Gx;const kx=Symbol("modelGraft"),Vx=Symbol("port"),jx=Symbol("messageEventHandler"),Wx=Symbol("onMessageEvent");class qx{constructor(e,t){this[Hx]=e=>this[Wx](e),this[kx]=e,this[Vx]=t,this[Vx].addEventListener("message",this[jx]),this[Vx].start()}dispose(){this[Vx].removeEventListener("message",this[jx]),this[Vx].close()}[(Hx=jx,Wx)](e){const{data:t}=e;if(t&&t.type&&t.type===Dx.MUTATE){let e=!1;const{mutationId:n}=t;try{this[kx].mutate(t.id,t.property,t.value),e=!0}finally{this[Vx].postMessage({type:Dx.MUTATION_RESULT,applied:e,mutationId:n})}}}}const Xx=Object.freeze(["messaging","material-properties","fetch"]),Yx=(e=Xx)=>`;(function() {\nvar preservedContext = {\n postMessage: self.postMessage.bind(self),\n addEventListener: self.addEventListener.bind(self),\n importScripts: self.importScripts.bind(self)\n};\n\n${Ux(Sx)}\n\nvar ThreeDOMMessageType = ${JSON.stringify(Dx)};\n\n${Ax.toString()}\n${Ix.toString()}\n${Lx.toString()}\n${Ex.toString()}\n${Rx.toString()}\n${Px.toString()}\n${Tx.toString()}\n${Ox.toString()}\n${Cx.toString()}\n\nvar ThreeDOMElement = ${Ix.name}();\nvar Model = ${Lx.name}(ThreeDOMElement);\nvar Material = ${Ex.name}(ThreeDOMElement);\nvar PBRMetallicRoughness = ${Rx.name}(ThreeDOMElement);\nvar Sampler = ${Px.name}(ThreeDOMElement);\nvar Image = ${Tx.name}(ThreeDOMElement);\nvar Texture = ${Ox.name}(ThreeDOMElement);\nvar TextureInfo = ${Cx.name}(ThreeDOMElement);\n\nvar ModelKernel = ${Ax.name}(\n ThreeDOMMessageType,\n ThreeDOMElement,\n Model,\n Material,\n PBRMetallicRoughness,\n Sampler,\n Image,\n Texture,\n TextureInfo\n);\n\n// Populate the global scope with constructors\n// so that author code can use instanceof checks\nself.ThreeDOMElement = ThreeDOMElement;\nself.Model = Model;\nself.Material = Material;\nself.PBRMetallicRoughness = PBRMetallicRoughness;\nself.Sampler = Sampler;\nself.Image = Image;\nself.Texture = Texture;\nself.TextureInfo = TextureInfo;\n\n${(e=>{const t=Object.keys(Nx),n=[];for(const i of t){if(e.indexOf(i)>-1)continue;const t=Nx[i];n.push(`(${t.toString()}).call(self);`)}return n.join("\n")})(e)}\n(${Bx()}).call(self, ThreeDOMMessageType, ModelKernel, preservedContext);\n\n})();`,Jx=Symbol("worker"),Zx=Symbol("workerInitializes"),Kx=Symbol("modelGraftManipulator");class Qx extends EventTarget{constructor(e){super(),this[Gx]=null;const t=Yx(e),n=URL.createObjectURL(new Blob([t],{type:"text/javascript"}));this[Jx]=new Worker(n),this[Zx]=new Promise(e=>{const{port1:t,port2:n}=new MessageChannel,i=n=>{n.data&&n.data.type===Dx.CONTEXT_INITIALIZED&&(t.removeEventListener("message",i),e(t))};this[Jx].postMessage({type:Dx.HANDSHAKE},[n]),t.addEventListener("message",i),t.start()})}get worker(){return this[Jx]}async changeModel(e){const t=await this[Zx],{port1:n,port2:i}=new MessageChannel;t.postMessage({type:Dx.MODEL_CHANGE,model:null!=e&&null!=e.model?e.model.toJSON():null},[i]);const r=this[Kx];null!=r&&(r.dispose(),this[Kx]=null),null!=e&&(this[Kx]=new qx(e,n))}async eval(e){await this.import(URL.createObjectURL(new Blob([e],{type:"text/javascript"})))}async import(e){(await this[Zx]).postMessage({type:Dx.IMPORT_SCRIPT,url:e})}async terminate(){this[Jx].terminate();const e=this[Kx];null!=e&&(e.dispose(),this[Kx]=null);(await this[Zx]).close()}}Gx=Kx; -/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ -const $x=(()=>{let e=0;return()=>e++})(),eb=Symbol("callbacks"),tb=Symbol("visitMesh"),nb=Symbol("visitElement"),ib=Symbol("visitNode"),rb=Symbol("visitScene"),ab=Symbol("visitMaterial");class ob{constructor(e){this[eb]=e}visit(e,t={}){const n=!!t.allScenes,i=!!t.sparse,r=n?e.scenes||[]:e.scenes&&null!=e.scene?[e.scenes[e.scene]]:[],a={hierarchy:[],visited:new Set,sparse:i,gltf:e};for(const t of r)this[rb](e.scenes.indexOf(t),a)}[nb](e,t,n,i,r){if(null==t)return;const a=t[e],{sparse:o,hierarchy:s,visited:l}=n;null!=a&&(o&&l.has(a)||(l.add(a),s.push(a),null!=i&&i(a,e,s),null!=r&&r(a),s.pop()))}[rb](e,t){const{gltf:n}=t,{scene:i}=this[eb];this[nb](e,n.scenes,t,i,e=>{if(null!=e.nodes)for(const n of e.nodes)this[ib](n,t)})}[ib](e,t){const{gltf:n}=t,{node:i}=this[eb];this[nb](e,n.nodes,t,i,e=>{if(null!=e.mesh&&this[tb](e.mesh,t),null!=e.children)for(const n of e.children)this[ib](n,t)})}[tb](e,t){const{gltf:n}=t,{mesh:i}=this[eb];this[nb](e,n.meshes,t,i,e=>{for(const n of e.primitives)null!=n.material&&this[ab](n.material,t)})}[ab](e,t){const{gltf:n}=t,{material:i}=this[eb];this[nb](e,n.materials,t,i)}}void 0===Number.EPSILON&&(Number.EPSILON=Math.pow(2,-52)),void 0===Number.isInteger&&(Number.isInteger=function(e){return"number"==typeof e&&isFinite(e)&&Math.floor(e)===e}),void 0===Math.sign&&(Math.sign=function(e){return e<0?-1:e>0?1:+e}),"name"in Function.prototype==!1&&Object.defineProperty(Function.prototype,"name",{get:function(){return this.toString().match(/^\s*function\s*([^\(\s]*)/)[1]}}),void 0===Object.assign&&(Object.assign=function(e){if(null==e)throw new TypeError("Cannot convert undefined or null to object");const t=Object(e);for(let e=1;e>8&255]+lb[e>>16&255]+lb[e>>24&255]+"-"+lb[255&t]+lb[t>>8&255]+"-"+lb[t>>16&15|64]+lb[t>>24&255]+"-"+lb[63&n|128]+lb[n>>8&255]+"-"+lb[n>>16&255]+lb[n>>24&255]+lb[255&i]+lb[i>>8&255]+lb[i>>16&255]+lb[i>>24&255]).toUpperCase()},clamp:function(e,t,n){return Math.max(t,Math.min(n,e))},euclideanModulo:function(e,t){return(e%t+t)%t},mapLinear:function(e,t,n,i,r){return i+(e-t)*(r-i)/(n-t)},lerp:function(e,t,n){return(1-n)*e+n*t},smoothstep:function(e,t,n){return e<=t?0:e>=n?1:(e=(e-t)/(n-t))*e*(3-2*e)},smootherstep:function(e,t,n){return e<=t?0:e>=n?1:(e=(e-t)/(n-t))*e*e*(e*(6*e-15)+10)},randInt:function(e,t){return e+Math.floor(Math.random()*(t-e+1))},randFloat:function(e,t){return e+Math.random()*(t-e)},randFloatSpread:function(e){return e*(.5-Math.random())},degToRad:function(e){return e*ub.DEG2RAD},radToDeg:function(e){return e*ub.RAD2DEG},isPowerOfTwo:function(e){return 0==(e&e-1)&&0!==e},ceilPowerOfTwo:function(e){return Math.pow(2,Math.ceil(Math.log(e)/Math.LN2))},floorPowerOfTwo:function(e){return Math.pow(2,Math.floor(Math.log(e)/Math.LN2))},setQuaternionFromProperEuler:function(e,t,n,i,r){var a=Math.cos,o=Math.sin,s=a(n/2),l=o(n/2),c=a((t+i)/2),h=o((t+i)/2),u=a((t-i)/2),p=o((t-i)/2),d=a((i-t)/2),f=o((i-t)/2);switch(r){case"XYX":e.set(s*h,l*u,l*p,s*c);break;case"YZY":e.set(l*p,s*h,l*u,s*c);break;case"ZXZ":e.set(l*u,l*p,s*h,s*c);break;case"XZX":e.set(s*h,l*f,l*d,s*c);break;case"YXY":e.set(l*d,s*h,l*f,s*c);break;case"ZYZ":e.set(l*f,l*d,s*h,s*c);break;default:console.warn("THREE.MathUtils: .setQuaternionFromProperEuler() encountered an unknown order: "+r)}}};function pb(e,t){this.x=e||0,this.y=t||0}function db(){this.elements=[1,0,0,0,1,0,0,0,1],arguments.length>0&&console.error("THREE.Matrix3: the constructor no longer reads arguments. use .set() instead.")}Object.defineProperties(pb.prototype,{width:{get:function(){return this.x},set:function(e){this.x=e}},height:{get:function(){return this.y},set:function(e){this.y=e}}}),Object.assign(pb.prototype,{isVector2:!0,set:function(e,t){return this.x=e,this.y=t,this},setScalar:function(e){return this.x=e,this.y=e,this},setX:function(e){return this.x=e,this},setY:function(e){return this.y=e,this},setComponent:function(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;default:throw new Error("index is out of range: "+e)}return this},getComponent:function(e){switch(e){case 0:return this.x;case 1:return this.y;default:throw new Error("index is out of range: "+e)}},clone:function(){return new this.constructor(this.x,this.y)},copy:function(e){return this.x=e.x,this.y=e.y,this},add:function(e,t){return void 0!==t?(console.warn("THREE.Vector2: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(e,t)):(this.x+=e.x,this.y+=e.y,this)},addScalar:function(e){return this.x+=e,this.y+=e,this},addVectors:function(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this},addScaledVector:function(e,t){return this.x+=e.x*t,this.y+=e.y*t,this},sub:function(e,t){return void 0!==t?(console.warn("THREE.Vector2: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(e,t)):(this.x-=e.x,this.y-=e.y,this)},subScalar:function(e){return this.x-=e,this.y-=e,this},subVectors:function(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this},multiply:function(e){return this.x*=e.x,this.y*=e.y,this},multiplyScalar:function(e){return this.x*=e,this.y*=e,this},divide:function(e){return this.x/=e.x,this.y/=e.y,this},divideScalar:function(e){return this.multiplyScalar(1/e)},applyMatrix3:function(e){var t=this.x,n=this.y,i=e.elements;return this.x=i[0]*t+i[3]*n+i[6],this.y=i[1]*t+i[4]*n+i[7],this},min:function(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this},max:function(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this},clamp:function(e,t){return this.x=Math.max(e.x,Math.min(t.x,this.x)),this.y=Math.max(e.y,Math.min(t.y,this.y)),this},clampScalar:function(e,t){return this.x=Math.max(e,Math.min(t,this.x)),this.y=Math.max(e,Math.min(t,this.y)),this},clampLength:function(e,t){var n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(e,Math.min(t,n)))},floor:function(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this},ceil:function(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this},round:function(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this},roundToZero:function(){return this.x=this.x<0?Math.ceil(this.x):Math.floor(this.x),this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y),this},negate:function(){return this.x=-this.x,this.y=-this.y,this},dot:function(e){return this.x*e.x+this.y*e.y},cross:function(e){return this.x*e.y-this.y*e.x},lengthSq:function(){return this.x*this.x+this.y*this.y},length:function(){return Math.sqrt(this.x*this.x+this.y*this.y)},manhattanLength:function(){return Math.abs(this.x)+Math.abs(this.y)},normalize:function(){return this.divideScalar(this.length()||1)},angle:function(){return Math.atan2(-this.y,-this.x)+Math.PI},distanceTo:function(e){return Math.sqrt(this.distanceToSquared(e))},distanceToSquared:function(e){var t=this.x-e.x,n=this.y-e.y;return t*t+n*n},manhattanDistanceTo:function(e){return Math.abs(this.x-e.x)+Math.abs(this.y-e.y)},setLength:function(e){return this.normalize().multiplyScalar(e)},lerp:function(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this},lerpVectors:function(e,t,n){return this.x=e.x+(t.x-e.x)*n,this.y=e.y+(t.y-e.y)*n,this},equals:function(e){return e.x===this.x&&e.y===this.y},fromArray:function(e,t){return void 0===t&&(t=0),this.x=e[t],this.y=e[t+1],this},toArray:function(e,t){return void 0===e&&(e=[]),void 0===t&&(t=0),e[t]=this.x,e[t+1]=this.y,e},fromBufferAttribute:function(e,t,n){return void 0!==n&&console.warn("THREE.Vector2: offset has been removed from .fromBufferAttribute()."),this.x=e.getX(t),this.y=e.getY(t),this},rotateAround:function(e,t){var n=Math.cos(t),i=Math.sin(t),r=this.x-e.x,a=this.y-e.y;return this.x=r*n-a*i+e.x,this.y=r*i+a*n+e.y,this},random:function(){return this.x=Math.random(),this.y=Math.random(),this}}),Object.assign(db.prototype,{isMatrix3:!0,set:function(e,t,n,i,r,a,o,s,l){var c=this.elements;return c[0]=e,c[1]=i,c[2]=o,c[3]=t,c[4]=r,c[5]=s,c[6]=n,c[7]=a,c[8]=l,this},identity:function(){return this.set(1,0,0,0,1,0,0,0,1),this},clone:function(){return(new this.constructor).fromArray(this.elements)},copy:function(e){var t=this.elements,n=e.elements;return t[0]=n[0],t[1]=n[1],t[2]=n[2],t[3]=n[3],t[4]=n[4],t[5]=n[5],t[6]=n[6],t[7]=n[7],t[8]=n[8],this},extractBasis:function(e,t,n){return e.setFromMatrix3Column(this,0),t.setFromMatrix3Column(this,1),n.setFromMatrix3Column(this,2),this},setFromMatrix4:function(e){var t=e.elements;return this.set(t[0],t[4],t[8],t[1],t[5],t[9],t[2],t[6],t[10]),this},multiply:function(e){return this.multiplyMatrices(this,e)},premultiply:function(e){return this.multiplyMatrices(e,this)},multiplyMatrices:function(e,t){var n=e.elements,i=t.elements,r=this.elements,a=n[0],o=n[3],s=n[6],l=n[1],c=n[4],h=n[7],u=n[2],p=n[5],d=n[8],f=i[0],m=i[3],g=i[6],v=i[1],y=i[4],x=i[7],b=i[2],w=i[5],_=i[8];return r[0]=a*f+o*v+s*b,r[3]=a*m+o*y+s*w,r[6]=a*g+o*x+s*_,r[1]=l*f+c*v+h*b,r[4]=l*m+c*y+h*w,r[7]=l*g+c*x+h*_,r[2]=u*f+p*v+d*b,r[5]=u*m+p*y+d*w,r[8]=u*g+p*x+d*_,this},multiplyScalar:function(e){var t=this.elements;return t[0]*=e,t[3]*=e,t[6]*=e,t[1]*=e,t[4]*=e,t[7]*=e,t[2]*=e,t[5]*=e,t[8]*=e,this},determinant:function(){var e=this.elements,t=e[0],n=e[1],i=e[2],r=e[3],a=e[4],o=e[5],s=e[6],l=e[7],c=e[8];return t*a*c-t*o*l-n*r*c+n*o*s+i*r*l-i*a*s},getInverse:function(e,t){void 0!==t&&console.warn("THREE.Matrix3: .getInverse() can no longer be configured to throw on degenerate.");var n=e.elements,i=this.elements,r=n[0],a=n[1],o=n[2],s=n[3],l=n[4],c=n[5],h=n[6],u=n[7],p=n[8],d=p*l-c*u,f=c*h-p*s,m=u*s-l*h,g=r*d+a*f+o*m;if(0===g)return this.set(0,0,0,0,0,0,0,0,0);var v=1/g;return i[0]=d*v,i[1]=(o*u-p*a)*v,i[2]=(c*a-o*l)*v,i[3]=f*v,i[4]=(p*r-o*h)*v,i[5]=(o*s-c*r)*v,i[6]=m*v,i[7]=(a*h-u*r)*v,i[8]=(l*r-a*s)*v,this},transpose:function(){var e,t=this.elements;return e=t[1],t[1]=t[3],t[3]=e,e=t[2],t[2]=t[6],t[6]=e,e=t[5],t[5]=t[7],t[7]=e,this},getNormalMatrix:function(e){return this.setFromMatrix4(e).getInverse(this).transpose()},transposeIntoArray:function(e){var t=this.elements;return e[0]=t[0],e[1]=t[3],e[2]=t[6],e[3]=t[1],e[4]=t[4],e[5]=t[7],e[6]=t[2],e[7]=t[5],e[8]=t[8],this},setUvTransform:function(e,t,n,i,r,a,o){var s=Math.cos(r),l=Math.sin(r);this.set(n*s,n*l,-n*(s*a+l*o)+a+e,-i*l,i*s,-i*(-l*a+s*o)+o+t,0,0,1)},scale:function(e,t){var n=this.elements;return n[0]*=e,n[3]*=e,n[6]*=e,n[1]*=t,n[4]*=t,n[7]*=t,this},rotate:function(e){var t=Math.cos(e),n=Math.sin(e),i=this.elements,r=i[0],a=i[3],o=i[6],s=i[1],l=i[4],c=i[7];return i[0]=t*r+n*s,i[3]=t*a+n*l,i[6]=t*o+n*c,i[1]=-n*r+t*s,i[4]=-n*a+t*l,i[7]=-n*o+t*c,this},translate:function(e,t){var n=this.elements;return n[0]+=e*n[2],n[3]+=e*n[5],n[6]+=e*n[8],n[1]+=t*n[2],n[4]+=t*n[5],n[7]+=t*n[8],this},equals:function(e){for(var t=this.elements,n=e.elements,i=0;i<9;i++)if(t[i]!==n[i])return!1;return!0},fromArray:function(e,t){void 0===t&&(t=0);for(var n=0;n<9;n++)this.elements[n]=e[n+t];return this},toArray:function(e,t){void 0===e&&(e=[]),void 0===t&&(t=0);var n=this.elements;return e[t]=n[0],e[t+1]=n[1],e[t+2]=n[2],e[t+3]=n[3],e[t+4]=n[4],e[t+5]=n[5],e[t+6]=n[6],e[t+7]=n[7],e[t+8]=n[8],e}});var fb={getDataURL:function(e){var t;if("undefined"==typeof HTMLCanvasElement)return e.src;if(e instanceof HTMLCanvasElement)t=e;else{void 0===hb&&(hb=document.createElementNS("http://www.w3.org/1999/xhtml","canvas")),hb.width=e.width,hb.height=e.height;var n=hb.getContext("2d");e instanceof ImageData?n.putImageData(e,0,0):n.drawImage(e,0,0,e.width,e.height),t=hb}return t.width>2048||t.height>2048?t.toDataURL("image/jpeg",.6):t.toDataURL("image/png")}},mb=0;function gb(e,t,n,i,r,a,o,s,l,c){Object.defineProperty(this,"id",{value:mb++}),this.uuid=ub.generateUUID(),this.name="",this.image=void 0!==e?e:gb.DEFAULT_IMAGE,this.mipmaps=[],this.mapping=void 0!==t?t:gb.DEFAULT_MAPPING,this.wrapS=void 0!==n?n:1001,this.wrapT=void 0!==i?i:1001,this.magFilter=void 0!==r?r:1006,this.minFilter=void 0!==a?a:1008,this.anisotropy=void 0!==l?l:1,this.format=void 0!==o?o:1023,this.internalFormat=null,this.type=void 0!==s?s:1009,this.offset=new pb(0,0),this.repeat=new pb(1,1),this.center=new pb(0,0),this.rotation=0,this.matrixAutoUpdate=!0,this.matrix=new db,this.generateMipmaps=!0,this.premultiplyAlpha=!1,this.flipY=!0,this.unpackAlignment=4,this.encoding=void 0!==c?c:3e3,this.version=0,this.onUpdate=null}function vb(e,t,n,i){this.x=e||0,this.y=t||0,this.z=n||0,this.w=void 0!==i?i:1}function yb(e,t,n){this.width=e,this.height=t,this.scissor=new vb(0,0,e,t),this.scissorTest=!1,this.viewport=new vb(0,0,e,t),n=n||{},this.texture=new gb(void 0,n.mapping,n.wrapS,n.wrapT,n.magFilter,n.minFilter,n.format,n.type,n.anisotropy,n.encoding),this.texture.image={},this.texture.image.width=e,this.texture.image.height=t,this.texture.generateMipmaps=void 0!==n.generateMipmaps&&n.generateMipmaps,this.texture.minFilter=void 0!==n.minFilter?n.minFilter:1006,this.depthBuffer=void 0===n.depthBuffer||n.depthBuffer,this.stencilBuffer=void 0===n.stencilBuffer||n.stencilBuffer,this.depthTexture=void 0!==n.depthTexture?n.depthTexture:null}function xb(e,t,n){yb.call(this,e,t,n),this.samples=4}function bb(e,t,n,i){this._x=e||0,this._y=t||0,this._z=n||0,this._w=void 0!==i?i:1}gb.DEFAULT_IMAGE=void 0,gb.DEFAULT_MAPPING=300,gb.prototype=Object.assign(Object.create(sb.prototype),{constructor:gb,isTexture:!0,updateMatrix:function(){this.matrix.setUvTransform(this.offset.x,this.offset.y,this.repeat.x,this.repeat.y,this.rotation,this.center.x,this.center.y)},clone:function(){return(new this.constructor).copy(this)},copy:function(e){return this.name=e.name,this.image=e.image,this.mipmaps=e.mipmaps.slice(0),this.mapping=e.mapping,this.wrapS=e.wrapS,this.wrapT=e.wrapT,this.magFilter=e.magFilter,this.minFilter=e.minFilter,this.anisotropy=e.anisotropy,this.format=e.format,this.internalFormat=e.internalFormat,this.type=e.type,this.offset.copy(e.offset),this.repeat.copy(e.repeat),this.center.copy(e.center),this.rotation=e.rotation,this.matrixAutoUpdate=e.matrixAutoUpdate,this.matrix.copy(e.matrix),this.generateMipmaps=e.generateMipmaps,this.premultiplyAlpha=e.premultiplyAlpha,this.flipY=e.flipY,this.unpackAlignment=e.unpackAlignment,this.encoding=e.encoding,this},toJSON:function(e){var t=void 0===e||"string"==typeof e;if(!t&&void 0!==e.textures[this.uuid])return e.textures[this.uuid];var n={metadata:{version:4.5,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,mapping:this.mapping,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],center:[this.center.x,this.center.y],rotation:this.rotation,wrap:[this.wrapS,this.wrapT],format:this.format,type:this.type,encoding:this.encoding,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY,premultiplyAlpha:this.premultiplyAlpha,unpackAlignment:this.unpackAlignment};if(void 0!==this.image){var i=this.image;if(void 0===i.uuid&&(i.uuid=ub.generateUUID()),!t&&void 0===e.images[i.uuid]){var r;if(Array.isArray(i)){r=[];for(var a=0,o=i.length;a1)switch(this.wrapS){case 1e3:e.x=e.x-Math.floor(e.x);break;case 1001:e.x=e.x<0?0:1;break;case 1002:1===Math.abs(Math.floor(e.x)%2)?e.x=Math.ceil(e.x)-e.x:e.x=e.x-Math.floor(e.x)}if(e.y<0||e.y>1)switch(this.wrapT){case 1e3:e.y=e.y-Math.floor(e.y);break;case 1001:e.y=e.y<0?0:1;break;case 1002:1===Math.abs(Math.floor(e.y)%2)?e.y=Math.ceil(e.y)-e.y:e.y=e.y-Math.floor(e.y)}return this.flipY&&(e.y=1-e.y),e}}),Object.defineProperty(gb.prototype,"needsUpdate",{set:function(e){!0===e&&this.version++}}),Object.defineProperties(vb.prototype,{width:{get:function(){return this.z},set:function(e){this.z=e}},height:{get:function(){return this.w},set:function(e){this.w=e}}}),Object.assign(vb.prototype,{isVector4:!0,set:function(e,t,n,i){return this.x=e,this.y=t,this.z=n,this.w=i,this},setScalar:function(e){return this.x=e,this.y=e,this.z=e,this.w=e,this},setX:function(e){return this.x=e,this},setY:function(e){return this.y=e,this},setZ:function(e){return this.z=e,this},setW:function(e){return this.w=e,this},setComponent:function(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;case 2:this.z=t;break;case 3:this.w=t;break;default:throw new Error("index is out of range: "+e)}return this},getComponent:function(e){switch(e){case 0:return this.x;case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw new Error("index is out of range: "+e)}},clone:function(){return new this.constructor(this.x,this.y,this.z,this.w)},copy:function(e){return this.x=e.x,this.y=e.y,this.z=e.z,this.w=void 0!==e.w?e.w:1,this},add:function(e,t){return void 0!==t?(console.warn("THREE.Vector4: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(e,t)):(this.x+=e.x,this.y+=e.y,this.z+=e.z,this.w+=e.w,this)},addScalar:function(e){return this.x+=e,this.y+=e,this.z+=e,this.w+=e,this},addVectors:function(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this.z=e.z+t.z,this.w=e.w+t.w,this},addScaledVector:function(e,t){return this.x+=e.x*t,this.y+=e.y*t,this.z+=e.z*t,this.w+=e.w*t,this},sub:function(e,t){return void 0!==t?(console.warn("THREE.Vector4: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(e,t)):(this.x-=e.x,this.y-=e.y,this.z-=e.z,this.w-=e.w,this)},subScalar:function(e){return this.x-=e,this.y-=e,this.z-=e,this.w-=e,this},subVectors:function(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this.z=e.z-t.z,this.w=e.w-t.w,this},multiplyScalar:function(e){return this.x*=e,this.y*=e,this.z*=e,this.w*=e,this},applyMatrix4:function(e){var t=this.x,n=this.y,i=this.z,r=this.w,a=e.elements;return this.x=a[0]*t+a[4]*n+a[8]*i+a[12]*r,this.y=a[1]*t+a[5]*n+a[9]*i+a[13]*r,this.z=a[2]*t+a[6]*n+a[10]*i+a[14]*r,this.w=a[3]*t+a[7]*n+a[11]*i+a[15]*r,this},divideScalar:function(e){return this.multiplyScalar(1/e)},setAxisAngleFromQuaternion:function(e){this.w=2*Math.acos(e.w);var t=Math.sqrt(1-e.w*e.w);return t<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=e.x/t,this.y=e.y/t,this.z=e.z/t),this},setAxisAngleFromRotationMatrix:function(e){var t,n,i,r,a=e.elements,o=a[0],s=a[4],l=a[8],c=a[1],h=a[5],u=a[9],p=a[2],d=a[6],f=a[10];if(Math.abs(s-c)<.01&&Math.abs(l-p)<.01&&Math.abs(u-d)<.01){if(Math.abs(s+c)<.1&&Math.abs(l+p)<.1&&Math.abs(u+d)<.1&&Math.abs(o+h+f-3)<.1)return this.set(1,0,0,0),this;t=Math.PI;var m=(o+1)/2,g=(h+1)/2,v=(f+1)/2,y=(s+c)/4,x=(l+p)/4,b=(u+d)/4;return m>g&&m>v?m<.01?(n=0,i=.707106781,r=.707106781):(i=y/(n=Math.sqrt(m)),r=x/n):g>v?g<.01?(n=.707106781,i=0,r=.707106781):(n=y/(i=Math.sqrt(g)),r=b/i):v<.01?(n=.707106781,i=.707106781,r=0):(n=x/(r=Math.sqrt(v)),i=b/r),this.set(n,i,r,t),this}var w=Math.sqrt((d-u)*(d-u)+(l-p)*(l-p)+(c-s)*(c-s));return Math.abs(w)<.001&&(w=1),this.x=(d-u)/w,this.y=(l-p)/w,this.z=(c-s)/w,this.w=Math.acos((o+h+f-1)/2),this},min:function(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this.z=Math.min(this.z,e.z),this.w=Math.min(this.w,e.w),this},max:function(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this.z=Math.max(this.z,e.z),this.w=Math.max(this.w,e.w),this},clamp:function(e,t){return this.x=Math.max(e.x,Math.min(t.x,this.x)),this.y=Math.max(e.y,Math.min(t.y,this.y)),this.z=Math.max(e.z,Math.min(t.z,this.z)),this.w=Math.max(e.w,Math.min(t.w,this.w)),this},clampScalar:function(e,t){return this.x=Math.max(e,Math.min(t,this.x)),this.y=Math.max(e,Math.min(t,this.y)),this.z=Math.max(e,Math.min(t,this.z)),this.w=Math.max(e,Math.min(t,this.w)),this},clampLength:function(e,t){var n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(e,Math.min(t,n)))},floor:function(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this.w=Math.floor(this.w),this},ceil:function(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this.w=Math.ceil(this.w),this},round:function(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this.w=Math.round(this.w),this},roundToZero:function(){return this.x=this.x<0?Math.ceil(this.x):Math.floor(this.x),this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y),this.z=this.z<0?Math.ceil(this.z):Math.floor(this.z),this.w=this.w<0?Math.ceil(this.w):Math.floor(this.w),this},negate:function(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this.w=-this.w,this},dot:function(e){return this.x*e.x+this.y*e.y+this.z*e.z+this.w*e.w},lengthSq:function(){return this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w},length:function(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w)},manhattanLength:function(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)+Math.abs(this.w)},normalize:function(){return this.divideScalar(this.length()||1)},setLength:function(e){return this.normalize().multiplyScalar(e)},lerp:function(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this.z+=(e.z-this.z)*t,this.w+=(e.w-this.w)*t,this},lerpVectors:function(e,t,n){return this.x=e.x+(t.x-e.x)*n,this.y=e.y+(t.y-e.y)*n,this.z=e.z+(t.z-e.z)*n,this.w=e.w+(t.w-e.w)*n,this},equals:function(e){return e.x===this.x&&e.y===this.y&&e.z===this.z&&e.w===this.w},fromArray:function(e,t){return void 0===t&&(t=0),this.x=e[t],this.y=e[t+1],this.z=e[t+2],this.w=e[t+3],this},toArray:function(e,t){return void 0===e&&(e=[]),void 0===t&&(t=0),e[t]=this.x,e[t+1]=this.y,e[t+2]=this.z,e[t+3]=this.w,e},fromBufferAttribute:function(e,t,n){return void 0!==n&&console.warn("THREE.Vector4: offset has been removed from .fromBufferAttribute()."),this.x=e.getX(t),this.y=e.getY(t),this.z=e.getZ(t),this.w=e.getW(t),this},random:function(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this.w=Math.random(),this}}),yb.prototype=Object.assign(Object.create(sb.prototype),{constructor:yb,isWebGLRenderTarget:!0,setSize:function(e,t){this.width===e&&this.height===t||(this.width=e,this.height=t,this.texture.image.width=e,this.texture.image.height=t,this.dispose()),this.viewport.set(0,0,e,t),this.scissor.set(0,0,e,t)},clone:function(){return(new this.constructor).copy(this)},copy:function(e){return this.width=e.width,this.height=e.height,this.viewport.copy(e.viewport),this.texture=e.texture.clone(),this.depthBuffer=e.depthBuffer,this.stencilBuffer=e.stencilBuffer,this.depthTexture=e.depthTexture,this},dispose:function(){this.dispatchEvent({type:"dispose"})}}),xb.prototype=Object.assign(Object.create(yb.prototype),{constructor:xb,isWebGLMultisampleRenderTarget:!0,copy:function(e){return yb.prototype.copy.call(this,e),this.samples=e.samples,this}}),Object.assign(bb,{slerp:function(e,t,n,i){return n.copy(e).slerp(t,i)},slerpFlat:function(e,t,n,i,r,a,o){var s=n[i+0],l=n[i+1],c=n[i+2],h=n[i+3],u=r[a+0],p=r[a+1],d=r[a+2],f=r[a+3];if(h!==f||s!==u||l!==p||c!==d){var m=1-o,g=s*u+l*p+c*d+h*f,v=g>=0?1:-1,y=1-g*g;if(y>Number.EPSILON){var x=Math.sqrt(y),b=Math.atan2(x,g*v);m=Math.sin(m*b)/x,o=Math.sin(o*b)/x}var w=o*v;if(s=s*m+u*w,l=l*m+p*w,c=c*m+d*w,h=h*m+f*w,m===1-o){var _=1/Math.sqrt(s*s+l*l+c*c+h*h);s*=_,l*=_,c*=_,h*=_}}e[t]=s,e[t+1]=l,e[t+2]=c,e[t+3]=h},multiplyQuaternionsFlat:function(e,t,n,i,r,a){var o=n[i],s=n[i+1],l=n[i+2],c=n[i+3],h=r[a],u=r[a+1],p=r[a+2],d=r[a+3];return e[t]=o*d+c*h+s*p-l*u,e[t+1]=s*d+c*u+l*h-o*p,e[t+2]=l*d+c*p+o*u-s*h,e[t+3]=c*d-o*h-s*u-l*p,e}}),Object.defineProperties(bb.prototype,{x:{get:function(){return this._x},set:function(e){this._x=e,this._onChangeCallback()}},y:{get:function(){return this._y},set:function(e){this._y=e,this._onChangeCallback()}},z:{get:function(){return this._z},set:function(e){this._z=e,this._onChangeCallback()}},w:{get:function(){return this._w},set:function(e){this._w=e,this._onChangeCallback()}}}),Object.assign(bb.prototype,{isQuaternion:!0,set:function(e,t,n,i){return this._x=e,this._y=t,this._z=n,this._w=i,this._onChangeCallback(),this},clone:function(){return new this.constructor(this._x,this._y,this._z,this._w)},copy:function(e){return this._x=e.x,this._y=e.y,this._z=e.z,this._w=e.w,this._onChangeCallback(),this},setFromEuler:function(e,t){if(!e||!e.isEuler)throw new Error("THREE.Quaternion: .setFromEuler() now expects an Euler rotation rather than a Vector3 and order.");var n=e._x,i=e._y,r=e._z,a=e.order,o=Math.cos,s=Math.sin,l=o(n/2),c=o(i/2),h=o(r/2),u=s(n/2),p=s(i/2),d=s(r/2);switch(a){case"XYZ":this._x=u*c*h+l*p*d,this._y=l*p*h-u*c*d,this._z=l*c*d+u*p*h,this._w=l*c*h-u*p*d;break;case"YXZ":this._x=u*c*h+l*p*d,this._y=l*p*h-u*c*d,this._z=l*c*d-u*p*h,this._w=l*c*h+u*p*d;break;case"ZXY":this._x=u*c*h-l*p*d,this._y=l*p*h+u*c*d,this._z=l*c*d+u*p*h,this._w=l*c*h-u*p*d;break;case"ZYX":this._x=u*c*h-l*p*d,this._y=l*p*h+u*c*d,this._z=l*c*d-u*p*h,this._w=l*c*h+u*p*d;break;case"YZX":this._x=u*c*h+l*p*d,this._y=l*p*h+u*c*d,this._z=l*c*d-u*p*h,this._w=l*c*h-u*p*d;break;case"XZY":this._x=u*c*h-l*p*d,this._y=l*p*h-u*c*d,this._z=l*c*d+u*p*h,this._w=l*c*h+u*p*d;break;default:console.warn("THREE.Quaternion: .setFromEuler() encountered an unknown order: "+a)}return!1!==t&&this._onChangeCallback(),this},setFromAxisAngle:function(e,t){var n=t/2,i=Math.sin(n);return this._x=e.x*i,this._y=e.y*i,this._z=e.z*i,this._w=Math.cos(n),this._onChangeCallback(),this},setFromRotationMatrix:function(e){var t,n=e.elements,i=n[0],r=n[4],a=n[8],o=n[1],s=n[5],l=n[9],c=n[2],h=n[6],u=n[10],p=i+s+u;return p>0?(t=.5/Math.sqrt(p+1),this._w=.25/t,this._x=(h-l)*t,this._y=(a-c)*t,this._z=(o-r)*t):i>s&&i>u?(t=2*Math.sqrt(1+i-s-u),this._w=(h-l)/t,this._x=.25*t,this._y=(r+o)/t,this._z=(a+c)/t):s>u?(t=2*Math.sqrt(1+s-i-u),this._w=(a-c)/t,this._x=(r+o)/t,this._y=.25*t,this._z=(l+h)/t):(t=2*Math.sqrt(1+u-i-s),this._w=(o-r)/t,this._x=(a+c)/t,this._y=(l+h)/t,this._z=.25*t),this._onChangeCallback(),this},setFromUnitVectors:function(e,t){var n=e.dot(t)+1;return n<1e-6?(n=0,Math.abs(e.x)>Math.abs(e.z)?(this._x=-e.y,this._y=e.x,this._z=0,this._w=n):(this._x=0,this._y=-e.z,this._z=e.y,this._w=n)):(this._x=e.y*t.z-e.z*t.y,this._y=e.z*t.x-e.x*t.z,this._z=e.x*t.y-e.y*t.x,this._w=n),this.normalize()},angleTo:function(e){return 2*Math.acos(Math.abs(ub.clamp(this.dot(e),-1,1)))},rotateTowards:function(e,t){var n=this.angleTo(e);if(0===n)return this;var i=Math.min(1,t/n);return this.slerp(e,i),this},inverse:function(){return this.conjugate()},conjugate:function(){return this._x*=-1,this._y*=-1,this._z*=-1,this._onChangeCallback(),this},dot:function(e){return this._x*e._x+this._y*e._y+this._z*e._z+this._w*e._w},lengthSq:function(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w},length:function(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)},normalize:function(){var e=this.length();return 0===e?(this._x=0,this._y=0,this._z=0,this._w=1):(e=1/e,this._x=this._x*e,this._y=this._y*e,this._z=this._z*e,this._w=this._w*e),this._onChangeCallback(),this},multiply:function(e,t){return void 0!==t?(console.warn("THREE.Quaternion: .multiply() now only accepts one argument. Use .multiplyQuaternions( a, b ) instead."),this.multiplyQuaternions(e,t)):this.multiplyQuaternions(this,e)},premultiply:function(e){return this.multiplyQuaternions(e,this)},multiplyQuaternions:function(e,t){var n=e._x,i=e._y,r=e._z,a=e._w,o=t._x,s=t._y,l=t._z,c=t._w;return this._x=n*c+a*o+i*l-r*s,this._y=i*c+a*s+r*o-n*l,this._z=r*c+a*l+n*s-i*o,this._w=a*c-n*o-i*s-r*l,this._onChangeCallback(),this},slerp:function(e,t){if(0===t)return this;if(1===t)return this.copy(e);var n=this._x,i=this._y,r=this._z,a=this._w,o=a*e._w+n*e._x+i*e._y+r*e._z;if(o<0?(this._w=-e._w,this._x=-e._x,this._y=-e._y,this._z=-e._z,o=-o):this.copy(e),o>=1)return this._w=a,this._x=n,this._y=i,this._z=r,this;var s=1-o*o;if(s<=Number.EPSILON){var l=1-t;return this._w=l*a+t*this._w,this._x=l*n+t*this._x,this._y=l*i+t*this._y,this._z=l*r+t*this._z,this.normalize(),this._onChangeCallback(),this}var c=Math.sqrt(s),h=Math.atan2(c,o),u=Math.sin((1-t)*h)/c,p=Math.sin(t*h)/c;return this._w=a*u+this._w*p,this._x=n*u+this._x*p,this._y=i*u+this._y*p,this._z=r*u+this._z*p,this._onChangeCallback(),this},equals:function(e){return e._x===this._x&&e._y===this._y&&e._z===this._z&&e._w===this._w},fromArray:function(e,t){return void 0===t&&(t=0),this._x=e[t],this._y=e[t+1],this._z=e[t+2],this._w=e[t+3],this._onChangeCallback(),this},toArray:function(e,t){return void 0===e&&(e=[]),void 0===t&&(t=0),e[t]=this._x,e[t+1]=this._y,e[t+2]=this._z,e[t+3]=this._w,e},fromBufferAttribute:function(e,t){return this._x=e.getX(t),this._y=e.getY(t),this._z=e.getZ(t),this._w=e.getW(t),this},_onChange:function(e){return this._onChangeCallback=e,this},_onChangeCallback:function(){}});var wb=new Mb,_b=new bb;function Mb(e,t,n){this.x=e||0,this.y=t||0,this.z=n||0}Object.assign(Mb.prototype,{isVector3:!0,set:function(e,t,n){return this.x=e,this.y=t,this.z=n,this},setScalar:function(e){return this.x=e,this.y=e,this.z=e,this},setX:function(e){return this.x=e,this},setY:function(e){return this.y=e,this},setZ:function(e){return this.z=e,this},setComponent:function(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;case 2:this.z=t;break;default:throw new Error("index is out of range: "+e)}return this},getComponent:function(e){switch(e){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error("index is out of range: "+e)}},clone:function(){return new this.constructor(this.x,this.y,this.z)},copy:function(e){return this.x=e.x,this.y=e.y,this.z=e.z,this},add:function(e,t){return void 0!==t?(console.warn("THREE.Vector3: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(e,t)):(this.x+=e.x,this.y+=e.y,this.z+=e.z,this)},addScalar:function(e){return this.x+=e,this.y+=e,this.z+=e,this},addVectors:function(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this.z=e.z+t.z,this},addScaledVector:function(e,t){return this.x+=e.x*t,this.y+=e.y*t,this.z+=e.z*t,this},sub:function(e,t){return void 0!==t?(console.warn("THREE.Vector3: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(e,t)):(this.x-=e.x,this.y-=e.y,this.z-=e.z,this)},subScalar:function(e){return this.x-=e,this.y-=e,this.z-=e,this},subVectors:function(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this.z=e.z-t.z,this},multiply:function(e,t){return void 0!==t?(console.warn("THREE.Vector3: .multiply() now only accepts one argument. Use .multiplyVectors( a, b ) instead."),this.multiplyVectors(e,t)):(this.x*=e.x,this.y*=e.y,this.z*=e.z,this)},multiplyScalar:function(e){return this.x*=e,this.y*=e,this.z*=e,this},multiplyVectors:function(e,t){return this.x=e.x*t.x,this.y=e.y*t.y,this.z=e.z*t.z,this},applyEuler:function(e){return e&&e.isEuler||console.error("THREE.Vector3: .applyEuler() now expects an Euler rotation rather than a Vector3 and order."),this.applyQuaternion(_b.setFromEuler(e))},applyAxisAngle:function(e,t){return this.applyQuaternion(_b.setFromAxisAngle(e,t))},applyMatrix3:function(e){var t=this.x,n=this.y,i=this.z,r=e.elements;return this.x=r[0]*t+r[3]*n+r[6]*i,this.y=r[1]*t+r[4]*n+r[7]*i,this.z=r[2]*t+r[5]*n+r[8]*i,this},applyNormalMatrix:function(e){return this.applyMatrix3(e).normalize()},applyMatrix4:function(e){var t=this.x,n=this.y,i=this.z,r=e.elements,a=1/(r[3]*t+r[7]*n+r[11]*i+r[15]);return this.x=(r[0]*t+r[4]*n+r[8]*i+r[12])*a,this.y=(r[1]*t+r[5]*n+r[9]*i+r[13])*a,this.z=(r[2]*t+r[6]*n+r[10]*i+r[14])*a,this},applyQuaternion:function(e){var t=this.x,n=this.y,i=this.z,r=e.x,a=e.y,o=e.z,s=e.w,l=s*t+a*i-o*n,c=s*n+o*t-r*i,h=s*i+r*n-a*t,u=-r*t-a*n-o*i;return this.x=l*s+u*-r+c*-o-h*-a,this.y=c*s+u*-a+h*-r-l*-o,this.z=h*s+u*-o+l*-a-c*-r,this},project:function(e){return this.applyMatrix4(e.matrixWorldInverse).applyMatrix4(e.projectionMatrix)},unproject:function(e){return this.applyMatrix4(e.projectionMatrixInverse).applyMatrix4(e.matrixWorld)},transformDirection:function(e){var t=this.x,n=this.y,i=this.z,r=e.elements;return this.x=r[0]*t+r[4]*n+r[8]*i,this.y=r[1]*t+r[5]*n+r[9]*i,this.z=r[2]*t+r[6]*n+r[10]*i,this.normalize()},divide:function(e){return this.x/=e.x,this.y/=e.y,this.z/=e.z,this},divideScalar:function(e){return this.multiplyScalar(1/e)},min:function(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this.z=Math.min(this.z,e.z),this},max:function(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this.z=Math.max(this.z,e.z),this},clamp:function(e,t){return this.x=Math.max(e.x,Math.min(t.x,this.x)),this.y=Math.max(e.y,Math.min(t.y,this.y)),this.z=Math.max(e.z,Math.min(t.z,this.z)),this},clampScalar:function(e,t){return this.x=Math.max(e,Math.min(t,this.x)),this.y=Math.max(e,Math.min(t,this.y)),this.z=Math.max(e,Math.min(t,this.z)),this},clampLength:function(e,t){var n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(e,Math.min(t,n)))},floor:function(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this},ceil:function(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this},round:function(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this},roundToZero:function(){return this.x=this.x<0?Math.ceil(this.x):Math.floor(this.x),this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y),this.z=this.z<0?Math.ceil(this.z):Math.floor(this.z),this},negate:function(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this},dot:function(e){return this.x*e.x+this.y*e.y+this.z*e.z},lengthSq:function(){return this.x*this.x+this.y*this.y+this.z*this.z},length:function(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)},manhattanLength:function(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)},normalize:function(){return this.divideScalar(this.length()||1)},setLength:function(e){return this.normalize().multiplyScalar(e)},lerp:function(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this.z+=(e.z-this.z)*t,this},lerpVectors:function(e,t,n){return this.x=e.x+(t.x-e.x)*n,this.y=e.y+(t.y-e.y)*n,this.z=e.z+(t.z-e.z)*n,this},cross:function(e,t){return void 0!==t?(console.warn("THREE.Vector3: .cross() now only accepts one argument. Use .crossVectors( a, b ) instead."),this.crossVectors(e,t)):this.crossVectors(this,e)},crossVectors:function(e,t){var n=e.x,i=e.y,r=e.z,a=t.x,o=t.y,s=t.z;return this.x=i*s-r*o,this.y=r*a-n*s,this.z=n*o-i*a,this},projectOnVector:function(e){var t=e.lengthSq();if(0===t)return this.set(0,0,0);var n=e.dot(this)/t;return this.copy(e).multiplyScalar(n)},projectOnPlane:function(e){return wb.copy(this).projectOnVector(e),this.sub(wb)},reflect:function(e){return this.sub(wb.copy(e).multiplyScalar(2*this.dot(e)))},angleTo:function(e){var t=Math.sqrt(this.lengthSq()*e.lengthSq());if(0===t)return Math.PI/2;var n=this.dot(e)/t;return Math.acos(ub.clamp(n,-1,1))},distanceTo:function(e){return Math.sqrt(this.distanceToSquared(e))},distanceToSquared:function(e){var t=this.x-e.x,n=this.y-e.y,i=this.z-e.z;return t*t+n*n+i*i},manhattanDistanceTo:function(e){return Math.abs(this.x-e.x)+Math.abs(this.y-e.y)+Math.abs(this.z-e.z)},setFromSpherical:function(e){return this.setFromSphericalCoords(e.radius,e.phi,e.theta)},setFromSphericalCoords:function(e,t,n){var i=Math.sin(t)*e;return this.x=i*Math.sin(n),this.y=Math.cos(t)*e,this.z=i*Math.cos(n),this},setFromCylindrical:function(e){return this.setFromCylindricalCoords(e.radius,e.theta,e.y)},setFromCylindricalCoords:function(e,t,n){return this.x=e*Math.sin(t),this.y=n,this.z=e*Math.cos(t),this},setFromMatrixPosition:function(e){var t=e.elements;return this.x=t[12],this.y=t[13],this.z=t[14],this},setFromMatrixScale:function(e){var t=this.setFromMatrixColumn(e,0).length(),n=this.setFromMatrixColumn(e,1).length(),i=this.setFromMatrixColumn(e,2).length();return this.x=t,this.y=n,this.z=i,this},setFromMatrixColumn:function(e,t){return this.fromArray(e.elements,4*t)},setFromMatrix3Column:function(e,t){return this.fromArray(e.elements,3*t)},equals:function(e){return e.x===this.x&&e.y===this.y&&e.z===this.z},fromArray:function(e,t){return void 0===t&&(t=0),this.x=e[t],this.y=e[t+1],this.z=e[t+2],this},toArray:function(e,t){return void 0===e&&(e=[]),void 0===t&&(t=0),e[t]=this.x,e[t+1]=this.y,e[t+2]=this.z,e},fromBufferAttribute:function(e,t,n){return void 0!==n&&console.warn("THREE.Vector3: offset has been removed from .fromBufferAttribute()."),this.x=e.getX(t),this.y=e.getY(t),this.z=e.getZ(t),this},random:function(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}});var Sb=new Mb,Tb=new Cb,Eb=new Mb(0,0,0),Ab=new Mb(1,1,1),Lb=new Mb,Rb=new Mb,Pb=new Mb;function Cb(){this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],arguments.length>0&&console.error("THREE.Matrix4: the constructor no longer reads arguments. use .set() instead.")}Object.assign(Cb.prototype,{isMatrix4:!0,set:function(e,t,n,i,r,a,o,s,l,c,h,u,p,d,f,m){var g=this.elements;return g[0]=e,g[4]=t,g[8]=n,g[12]=i,g[1]=r,g[5]=a,g[9]=o,g[13]=s,g[2]=l,g[6]=c,g[10]=h,g[14]=u,g[3]=p,g[7]=d,g[11]=f,g[15]=m,this},identity:function(){return this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1),this},clone:function(){return(new Cb).fromArray(this.elements)},copy:function(e){var t=this.elements,n=e.elements;return t[0]=n[0],t[1]=n[1],t[2]=n[2],t[3]=n[3],t[4]=n[4],t[5]=n[5],t[6]=n[6],t[7]=n[7],t[8]=n[8],t[9]=n[9],t[10]=n[10],t[11]=n[11],t[12]=n[12],t[13]=n[13],t[14]=n[14],t[15]=n[15],this},copyPosition:function(e){var t=this.elements,n=e.elements;return t[12]=n[12],t[13]=n[13],t[14]=n[14],this},extractBasis:function(e,t,n){return e.setFromMatrixColumn(this,0),t.setFromMatrixColumn(this,1),n.setFromMatrixColumn(this,2),this},makeBasis:function(e,t,n){return this.set(e.x,t.x,n.x,0,e.y,t.y,n.y,0,e.z,t.z,n.z,0,0,0,0,1),this},extractRotation:function(e){var t=this.elements,n=e.elements,i=1/Sb.setFromMatrixColumn(e,0).length(),r=1/Sb.setFromMatrixColumn(e,1).length(),a=1/Sb.setFromMatrixColumn(e,2).length();return t[0]=n[0]*i,t[1]=n[1]*i,t[2]=n[2]*i,t[3]=0,t[4]=n[4]*r,t[5]=n[5]*r,t[6]=n[6]*r,t[7]=0,t[8]=n[8]*a,t[9]=n[9]*a,t[10]=n[10]*a,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this},makeRotationFromEuler:function(e){e&&e.isEuler||console.error("THREE.Matrix4: .makeRotationFromEuler() now expects a Euler rotation rather than a Vector3 and order.");var t=this.elements,n=e.x,i=e.y,r=e.z,a=Math.cos(n),o=Math.sin(n),s=Math.cos(i),l=Math.sin(i),c=Math.cos(r),h=Math.sin(r);if("XYZ"===e.order){var u=a*c,p=a*h,d=o*c,f=o*h;t[0]=s*c,t[4]=-s*h,t[8]=l,t[1]=p+d*l,t[5]=u-f*l,t[9]=-o*s,t[2]=f-u*l,t[6]=d+p*l,t[10]=a*s}else if("YXZ"===e.order){var m=s*c,g=s*h,v=l*c,y=l*h;t[0]=m+y*o,t[4]=v*o-g,t[8]=a*l,t[1]=a*h,t[5]=a*c,t[9]=-o,t[2]=g*o-v,t[6]=y+m*o,t[10]=a*s}else if("ZXY"===e.order){m=s*c,g=s*h,v=l*c,y=l*h;t[0]=m-y*o,t[4]=-a*h,t[8]=v+g*o,t[1]=g+v*o,t[5]=a*c,t[9]=y-m*o,t[2]=-a*l,t[6]=o,t[10]=a*s}else if("ZYX"===e.order){u=a*c,p=a*h,d=o*c,f=o*h;t[0]=s*c,t[4]=d*l-p,t[8]=u*l+f,t[1]=s*h,t[5]=f*l+u,t[9]=p*l-d,t[2]=-l,t[6]=o*s,t[10]=a*s}else if("YZX"===e.order){var x=a*s,b=a*l,w=o*s,_=o*l;t[0]=s*c,t[4]=_-x*h,t[8]=w*h+b,t[1]=h,t[5]=a*c,t[9]=-o*c,t[2]=-l*c,t[6]=b*h+w,t[10]=x-_*h}else if("XZY"===e.order){x=a*s,b=a*l,w=o*s,_=o*l;t[0]=s*c,t[4]=-h,t[8]=l*c,t[1]=x*h+_,t[5]=a*c,t[9]=b*h-w,t[2]=w*h-b,t[6]=o*c,t[10]=_*h+x}return t[3]=0,t[7]=0,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this},makeRotationFromQuaternion:function(e){return this.compose(Eb,e,Ab)},lookAt:function(e,t,n){var i=this.elements;return Pb.subVectors(e,t),0===Pb.lengthSq()&&(Pb.z=1),Pb.normalize(),Lb.crossVectors(n,Pb),0===Lb.lengthSq()&&(1===Math.abs(n.z)?Pb.x+=1e-4:Pb.z+=1e-4,Pb.normalize(),Lb.crossVectors(n,Pb)),Lb.normalize(),Rb.crossVectors(Pb,Lb),i[0]=Lb.x,i[4]=Rb.x,i[8]=Pb.x,i[1]=Lb.y,i[5]=Rb.y,i[9]=Pb.y,i[2]=Lb.z,i[6]=Rb.z,i[10]=Pb.z,this},multiply:function(e,t){return void 0!==t?(console.warn("THREE.Matrix4: .multiply() now only accepts one argument. Use .multiplyMatrices( a, b ) instead."),this.multiplyMatrices(e,t)):this.multiplyMatrices(this,e)},premultiply:function(e){return this.multiplyMatrices(e,this)},multiplyMatrices:function(e,t){var n=e.elements,i=t.elements,r=this.elements,a=n[0],o=n[4],s=n[8],l=n[12],c=n[1],h=n[5],u=n[9],p=n[13],d=n[2],f=n[6],m=n[10],g=n[14],v=n[3],y=n[7],x=n[11],b=n[15],w=i[0],_=i[4],M=i[8],S=i[12],T=i[1],E=i[5],A=i[9],L=i[13],R=i[2],P=i[6],C=i[10],O=i[14],I=i[3],D=i[7],N=i[11],z=i[15];return r[0]=a*w+o*T+s*R+l*I,r[4]=a*_+o*E+s*P+l*D,r[8]=a*M+o*A+s*C+l*N,r[12]=a*S+o*L+s*O+l*z,r[1]=c*w+h*T+u*R+p*I,r[5]=c*_+h*E+u*P+p*D,r[9]=c*M+h*A+u*C+p*N,r[13]=c*S+h*L+u*O+p*z,r[2]=d*w+f*T+m*R+g*I,r[6]=d*_+f*E+m*P+g*D,r[10]=d*M+f*A+m*C+g*N,r[14]=d*S+f*L+m*O+g*z,r[3]=v*w+y*T+x*R+b*I,r[7]=v*_+y*E+x*P+b*D,r[11]=v*M+y*A+x*C+b*N,r[15]=v*S+y*L+x*O+b*z,this},multiplyScalar:function(e){var t=this.elements;return t[0]*=e,t[4]*=e,t[8]*=e,t[12]*=e,t[1]*=e,t[5]*=e,t[9]*=e,t[13]*=e,t[2]*=e,t[6]*=e,t[10]*=e,t[14]*=e,t[3]*=e,t[7]*=e,t[11]*=e,t[15]*=e,this},determinant:function(){var e=this.elements,t=e[0],n=e[4],i=e[8],r=e[12],a=e[1],o=e[5],s=e[9],l=e[13],c=e[2],h=e[6],u=e[10],p=e[14];return e[3]*(+r*s*h-i*l*h-r*o*u+n*l*u+i*o*p-n*s*p)+e[7]*(+t*s*p-t*l*u+r*a*u-i*a*p+i*l*c-r*s*c)+e[11]*(+t*l*h-t*o*p-r*a*h+n*a*p+r*o*c-n*l*c)+e[15]*(-i*o*c-t*s*h+t*o*u+i*a*h-n*a*u+n*s*c)},transpose:function(){var e,t=this.elements;return e=t[1],t[1]=t[4],t[4]=e,e=t[2],t[2]=t[8],t[8]=e,e=t[6],t[6]=t[9],t[9]=e,e=t[3],t[3]=t[12],t[12]=e,e=t[7],t[7]=t[13],t[13]=e,e=t[11],t[11]=t[14],t[14]=e,this},setPosition:function(e,t,n){var i=this.elements;return e.isVector3?(i[12]=e.x,i[13]=e.y,i[14]=e.z):(i[12]=e,i[13]=t,i[14]=n),this},getInverse:function(e,t){void 0!==t&&console.warn("THREE.Matrix4: .getInverse() can no longer be configured to throw on degenerate.");var n=this.elements,i=e.elements,r=i[0],a=i[1],o=i[2],s=i[3],l=i[4],c=i[5],h=i[6],u=i[7],p=i[8],d=i[9],f=i[10],m=i[11],g=i[12],v=i[13],y=i[14],x=i[15],b=d*y*u-v*f*u+v*h*m-c*y*m-d*h*x+c*f*x,w=g*f*u-p*y*u-g*h*m+l*y*m+p*h*x-l*f*x,_=p*v*u-g*d*u+g*c*m-l*v*m-p*c*x+l*d*x,M=g*d*h-p*v*h-g*c*f+l*v*f+p*c*y-l*d*y,S=r*b+a*w+o*_+s*M;if(0===S)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);var T=1/S;return n[0]=b*T,n[1]=(v*f*s-d*y*s-v*o*m+a*y*m+d*o*x-a*f*x)*T,n[2]=(c*y*s-v*h*s+v*o*u-a*y*u-c*o*x+a*h*x)*T,n[3]=(d*h*s-c*f*s-d*o*u+a*f*u+c*o*m-a*h*m)*T,n[4]=w*T,n[5]=(p*y*s-g*f*s+g*o*m-r*y*m-p*o*x+r*f*x)*T,n[6]=(g*h*s-l*y*s-g*o*u+r*y*u+l*o*x-r*h*x)*T,n[7]=(l*f*s-p*h*s+p*o*u-r*f*u-l*o*m+r*h*m)*T,n[8]=_*T,n[9]=(g*d*s-p*v*s-g*a*m+r*v*m+p*a*x-r*d*x)*T,n[10]=(l*v*s-g*c*s+g*a*u-r*v*u-l*a*x+r*c*x)*T,n[11]=(p*c*s-l*d*s-p*a*u+r*d*u+l*a*m-r*c*m)*T,n[12]=M*T,n[13]=(p*v*o-g*d*o+g*a*f-r*v*f-p*a*y+r*d*y)*T,n[14]=(g*c*o-l*v*o-g*a*h+r*v*h+l*a*y-r*c*y)*T,n[15]=(l*d*o-p*c*o+p*a*h-r*d*h-l*a*f+r*c*f)*T,this},scale:function(e){var t=this.elements,n=e.x,i=e.y,r=e.z;return t[0]*=n,t[4]*=i,t[8]*=r,t[1]*=n,t[5]*=i,t[9]*=r,t[2]*=n,t[6]*=i,t[10]*=r,t[3]*=n,t[7]*=i,t[11]*=r,this},getMaxScaleOnAxis:function(){var e=this.elements,t=e[0]*e[0]+e[1]*e[1]+e[2]*e[2],n=e[4]*e[4]+e[5]*e[5]+e[6]*e[6],i=e[8]*e[8]+e[9]*e[9]+e[10]*e[10];return Math.sqrt(Math.max(t,n,i))},makeTranslation:function(e,t,n){return this.set(1,0,0,e,0,1,0,t,0,0,1,n,0,0,0,1),this},makeRotationX:function(e){var t=Math.cos(e),n=Math.sin(e);return this.set(1,0,0,0,0,t,-n,0,0,n,t,0,0,0,0,1),this},makeRotationY:function(e){var t=Math.cos(e),n=Math.sin(e);return this.set(t,0,n,0,0,1,0,0,-n,0,t,0,0,0,0,1),this},makeRotationZ:function(e){var t=Math.cos(e),n=Math.sin(e);return this.set(t,-n,0,0,n,t,0,0,0,0,1,0,0,0,0,1),this},makeRotationAxis:function(e,t){var n=Math.cos(t),i=Math.sin(t),r=1-n,a=e.x,o=e.y,s=e.z,l=r*a,c=r*o;return this.set(l*a+n,l*o-i*s,l*s+i*o,0,l*o+i*s,c*o+n,c*s-i*a,0,l*s-i*o,c*s+i*a,r*s*s+n,0,0,0,0,1),this},makeScale:function(e,t,n){return this.set(e,0,0,0,0,t,0,0,0,0,n,0,0,0,0,1),this},makeShear:function(e,t,n){return this.set(1,t,n,0,e,1,n,0,e,t,1,0,0,0,0,1),this},compose:function(e,t,n){var i=this.elements,r=t._x,a=t._y,o=t._z,s=t._w,l=r+r,c=a+a,h=o+o,u=r*l,p=r*c,d=r*h,f=a*c,m=a*h,g=o*h,v=s*l,y=s*c,x=s*h,b=n.x,w=n.y,_=n.z;return i[0]=(1-(f+g))*b,i[1]=(p+x)*b,i[2]=(d-y)*b,i[3]=0,i[4]=(p-x)*w,i[5]=(1-(u+g))*w,i[6]=(m+v)*w,i[7]=0,i[8]=(d+y)*_,i[9]=(m-v)*_,i[10]=(1-(u+f))*_,i[11]=0,i[12]=e.x,i[13]=e.y,i[14]=e.z,i[15]=1,this},decompose:function(e,t,n){var i=this.elements,r=Sb.set(i[0],i[1],i[2]).length(),a=Sb.set(i[4],i[5],i[6]).length(),o=Sb.set(i[8],i[9],i[10]).length();this.determinant()<0&&(r=-r),e.x=i[12],e.y=i[13],e.z=i[14],Tb.copy(this);var s=1/r,l=1/a,c=1/o;return Tb.elements[0]*=s,Tb.elements[1]*=s,Tb.elements[2]*=s,Tb.elements[4]*=l,Tb.elements[5]*=l,Tb.elements[6]*=l,Tb.elements[8]*=c,Tb.elements[9]*=c,Tb.elements[10]*=c,t.setFromRotationMatrix(Tb),n.x=r,n.y=a,n.z=o,this},makePerspective:function(e,t,n,i,r,a){void 0===a&&console.warn("THREE.Matrix4: .makePerspective() has been redefined and has a new signature. Please check the docs.");var o=this.elements,s=2*r/(t-e),l=2*r/(n-i),c=(t+e)/(t-e),h=(n+i)/(n-i),u=-(a+r)/(a-r),p=-2*a*r/(a-r);return o[0]=s,o[4]=0,o[8]=c,o[12]=0,o[1]=0,o[5]=l,o[9]=h,o[13]=0,o[2]=0,o[6]=0,o[10]=u,o[14]=p,o[3]=0,o[7]=0,o[11]=-1,o[15]=0,this},makeOrthographic:function(e,t,n,i,r,a){var o=this.elements,s=1/(t-e),l=1/(n-i),c=1/(a-r),h=(t+e)*s,u=(n+i)*l,p=(a+r)*c;return o[0]=2*s,o[4]=0,o[8]=0,o[12]=-h,o[1]=0,o[5]=2*l,o[9]=0,o[13]=-u,o[2]=0,o[6]=0,o[10]=-2*c,o[14]=-p,o[3]=0,o[7]=0,o[11]=0,o[15]=1,this},equals:function(e){for(var t=this.elements,n=e.elements,i=0;i<16;i++)if(t[i]!==n[i])return!1;return!0},fromArray:function(e,t){void 0===t&&(t=0);for(var n=0;n<16;n++)this.elements[n]=e[n+t];return this},toArray:function(e,t){void 0===e&&(e=[]),void 0===t&&(t=0);var n=this.elements;return e[t]=n[0],e[t+1]=n[1],e[t+2]=n[2],e[t+3]=n[3],e[t+4]=n[4],e[t+5]=n[5],e[t+6]=n[6],e[t+7]=n[7],e[t+8]=n[8],e[t+9]=n[9],e[t+10]=n[10],e[t+11]=n[11],e[t+12]=n[12],e[t+13]=n[13],e[t+14]=n[14],e[t+15]=n[15],e}});var Ob=new Cb,Ib=new bb;function Db(e,t,n,i){this._x=e||0,this._y=t||0,this._z=n||0,this._order=i||Db.DefaultOrder}function Nb(){this.mask=1}Db.RotationOrders=["XYZ","YZX","ZXY","XZY","YXZ","ZYX"],Db.DefaultOrder="XYZ",Object.defineProperties(Db.prototype,{x:{get:function(){return this._x},set:function(e){this._x=e,this._onChangeCallback()}},y:{get:function(){return this._y},set:function(e){this._y=e,this._onChangeCallback()}},z:{get:function(){return this._z},set:function(e){this._z=e,this._onChangeCallback()}},order:{get:function(){return this._order},set:function(e){this._order=e,this._onChangeCallback()}}}),Object.assign(Db.prototype,{isEuler:!0,set:function(e,t,n,i){return this._x=e,this._y=t,this._z=n,this._order=i||this._order,this._onChangeCallback(),this},clone:function(){return new this.constructor(this._x,this._y,this._z,this._order)},copy:function(e){return this._x=e._x,this._y=e._y,this._z=e._z,this._order=e._order,this._onChangeCallback(),this},setFromRotationMatrix:function(e,t,n){var i=ub.clamp,r=e.elements,a=r[0],o=r[4],s=r[8],l=r[1],c=r[5],h=r[9],u=r[2],p=r[6],d=r[10];switch(t=t||this._order){case"XYZ":this._y=Math.asin(i(s,-1,1)),Math.abs(s)<.9999999?(this._x=Math.atan2(-h,d),this._z=Math.atan2(-o,a)):(this._x=Math.atan2(p,c),this._z=0);break;case"YXZ":this._x=Math.asin(-i(h,-1,1)),Math.abs(h)<.9999999?(this._y=Math.atan2(s,d),this._z=Math.atan2(l,c)):(this._y=Math.atan2(-u,a),this._z=0);break;case"ZXY":this._x=Math.asin(i(p,-1,1)),Math.abs(p)<.9999999?(this._y=Math.atan2(-u,d),this._z=Math.atan2(-o,c)):(this._y=0,this._z=Math.atan2(l,a));break;case"ZYX":this._y=Math.asin(-i(u,-1,1)),Math.abs(u)<.9999999?(this._x=Math.atan2(p,d),this._z=Math.atan2(l,a)):(this._x=0,this._z=Math.atan2(-o,c));break;case"YZX":this._z=Math.asin(i(l,-1,1)),Math.abs(l)<.9999999?(this._x=Math.atan2(-h,c),this._y=Math.atan2(-u,a)):(this._x=0,this._y=Math.atan2(s,d));break;case"XZY":this._z=Math.asin(-i(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(p,c),this._y=Math.atan2(s,a)):(this._x=Math.atan2(-h,d),this._y=0);break;default:console.warn("THREE.Euler: .setFromRotationMatrix() encountered an unknown order: "+t)}return this._order=t,!1!==n&&this._onChangeCallback(),this},setFromQuaternion:function(e,t,n){return Ob.makeRotationFromQuaternion(e),this.setFromRotationMatrix(Ob,t,n)},setFromVector3:function(e,t){return this.set(e.x,e.y,e.z,t||this._order)},reorder:function(e){return Ib.setFromEuler(this),this.setFromQuaternion(Ib,e)},equals:function(e){return e._x===this._x&&e._y===this._y&&e._z===this._z&&e._order===this._order},fromArray:function(e){return this._x=e[0],this._y=e[1],this._z=e[2],void 0!==e[3]&&(this._order=e[3]),this._onChangeCallback(),this},toArray:function(e,t){return void 0===e&&(e=[]),void 0===t&&(t=0),e[t]=this._x,e[t+1]=this._y,e[t+2]=this._z,e[t+3]=this._order,e},toVector3:function(e){return e?e.set(this._x,this._y,this._z):new Mb(this._x,this._y,this._z)},_onChange:function(e){return this._onChangeCallback=e,this},_onChangeCallback:function(){}}),Object.assign(Nb.prototype,{set:function(e){this.mask=1<1){for(var t=0;t1){for(var t=0;t0){i.children=[];for(s=0;s0&&(n.geometries=u),p.length>0&&(n.materials=p),d.length>0&&(n.textures=d),f.length>0&&(n.images=f),o.length>0&&(n.shapes=o)}return n.object=i,n;function m(e){var t=[];for(var n in e){var i=e[n];delete i.metadata,t.push(i)}return t}},clone:function(e){return(new this.constructor).copy(this,e)},copy:function(e,t){if(void 0===t&&(t=!0),this.name=e.name,this.up.copy(e.up),this.position.copy(e.position),this.quaternion.copy(e.quaternion),this.scale.copy(e.scale),this.matrix.copy(e.matrix),this.matrixWorld.copy(e.matrixWorld),this.matrixAutoUpdate=e.matrixAutoUpdate,this.matrixWorldNeedsUpdate=e.matrixWorldNeedsUpdate,this.layers.mask=e.layers.mask,this.visible=e.visible,this.castShadow=e.castShadow,this.receiveShadow=e.receiveShadow,this.frustumCulled=e.frustumCulled,this.renderOrder=e.renderOrder,this.userData=JSON.parse(JSON.stringify(e.userData)),!0===t)for(var n=0;ns)return!1}return!0}Object.assign(hw.prototype,{isBox3:!0,set:function(e,t){return this.min.copy(e),this.max.copy(t),this},setFromArray:function(e){for(var t=1/0,n=1/0,i=1/0,r=-1/0,a=-1/0,o=-1/0,s=0,l=e.length;sr&&(r=c),h>a&&(a=h),u>o&&(o=u)}return this.min.set(t,n,i),this.max.set(r,a,o),this},setFromBufferAttribute:function(e){for(var t=1/0,n=1/0,i=1/0,r=-1/0,a=-1/0,o=-1/0,s=0,l=e.count;sr&&(r=c),h>a&&(a=h),u>o&&(o=u)}return this.min.set(t,n,i),this.max.set(r,a,o),this},setFromPoints:function(e){this.makeEmpty();for(var t=0,n=e.length;tthis.max.x||e.ythis.max.y||e.zthis.max.z)},containsBox:function(e){return this.min.x<=e.min.x&&e.max.x<=this.max.x&&this.min.y<=e.min.y&&e.max.y<=this.max.y&&this.min.z<=e.min.z&&e.max.z<=this.max.z},getParameter:function(e,t){return void 0===t&&(console.warn("THREE.Box3: .getParameter() target is now required"),t=new Mb),t.set((e.x-this.min.x)/(this.max.x-this.min.x),(e.y-this.min.y)/(this.max.y-this.min.y),(e.z-this.min.z)/(this.max.z-this.min.z))},intersectsBox:function(e){return!(e.max.xthis.max.x||e.max.ythis.max.y||e.max.zthis.max.z)},intersectsSphere:function(e){return this.clampPoint(e.center,Qb),Qb.distanceToSquared(e.center)<=e.radius*e.radius},intersectsPlane:function(e){var t,n;return e.normal.x>0?(t=e.normal.x*this.min.x,n=e.normal.x*this.max.x):(t=e.normal.x*this.max.x,n=e.normal.x*this.min.x),e.normal.y>0?(t+=e.normal.y*this.min.y,n+=e.normal.y*this.max.y):(t+=e.normal.y*this.max.y,n+=e.normal.y*this.min.y),e.normal.z>0?(t+=e.normal.z*this.min.z,n+=e.normal.z*this.max.z):(t+=e.normal.z*this.max.z,n+=e.normal.z*this.min.z),t<=-e.constant&&n>=-e.constant},intersectsTriangle:function(e){if(this.isEmpty())return!1;this.getCenter(ow),sw.subVectors(this.max,ow),ew.subVectors(e.a,ow),tw.subVectors(e.b,ow),nw.subVectors(e.c,ow),iw.subVectors(tw,ew),rw.subVectors(nw,tw),aw.subVectors(ew,nw);var t=[0,-iw.z,iw.y,0,-rw.z,rw.y,0,-aw.z,aw.y,iw.z,0,-iw.x,rw.z,0,-rw.x,aw.z,0,-aw.x,-iw.y,iw.x,0,-rw.y,rw.x,0,-aw.y,aw.x,0];return!!uw(t,ew,tw,nw,sw)&&(!!uw(t=[1,0,0,0,1,0,0,0,1],ew,tw,nw,sw)&&(lw.crossVectors(iw,rw),uw(t=[lw.x,lw.y,lw.z],ew,tw,nw,sw)))},clampPoint:function(e,t){return void 0===t&&(console.warn("THREE.Box3: .clampPoint() target is now required"),t=new Mb),t.copy(e).clamp(this.min,this.max)},distanceToPoint:function(e){return Qb.copy(e).clamp(this.min,this.max).sub(e).length()},getBoundingSphere:function(e){return void 0===e&&console.error("THREE.Box3: .getBoundingSphere() target is now required"),this.getCenter(e.center),e.radius=.5*this.getSize(Qb).length(),e},intersect:function(e){return this.min.max(e.min),this.max.min(e.max),this.isEmpty()&&this.makeEmpty(),this},union:function(e){return this.min.min(e.min),this.max.max(e.max),this},applyMatrix4:function(e){return this.isEmpty()||(Kb[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(e),Kb[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(e),Kb[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(e),Kb[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(e),Kb[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(e),Kb[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(e),Kb[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(e),Kb[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(e),this.setFromPoints(Kb)),this},translate:function(e){return this.min.add(e),this.max.add(e),this},equals:function(e){return e.min.equals(this.min)&&e.max.equals(this.max)}});var pw=new hw;function dw(e,t){this.center=void 0!==e?e:new Mb,this.radius=void 0!==t?t:-1}Object.assign(dw.prototype,{set:function(e,t){return this.center.copy(e),this.radius=t,this},setFromPoints:function(e,t){var n=this.center;void 0!==t?n.copy(t):pw.setFromPoints(e).getCenter(n);for(var i=0,r=0,a=e.length;rthis.radius*this.radius&&(t.sub(this.center).normalize(),t.multiplyScalar(this.radius).add(this.center)),t},getBoundingBox:function(e){return void 0===e&&(console.warn("THREE.Sphere: .getBoundingBox() target is now required"),e=new hw),this.isEmpty()?(e.makeEmpty(),e):(e.set(this.center,this.center),e.expandByScalar(this.radius),e)},applyMatrix4:function(e){return this.center.applyMatrix4(e),this.radius=this.radius*e.getMaxScaleOnAxis(),this},translate:function(e){return this.center.add(e),this},equals:function(e){return e.center.equals(this.center)&&e.radius===this.radius}});var fw=new Mb,mw=new Mb,gw=new Mb,vw=new Mb,yw=new Mb,xw=new Mb,bw=new Mb;function ww(e,t){this.origin=void 0!==e?e:new Mb,this.direction=void 0!==t?t:new Mb(0,0,-1)}Object.assign(ww.prototype,{set:function(e,t){return this.origin.copy(e),this.direction.copy(t),this},clone:function(){return(new this.constructor).copy(this)},copy:function(e){return this.origin.copy(e.origin),this.direction.copy(e.direction),this},at:function(e,t){return void 0===t&&(console.warn("THREE.Ray: .at() target is now required"),t=new Mb),t.copy(this.direction).multiplyScalar(e).add(this.origin)},lookAt:function(e){return this.direction.copy(e).sub(this.origin).normalize(),this},recast:function(e){return this.origin.copy(this.at(e,fw)),this},closestPointToPoint:function(e,t){void 0===t&&(console.warn("THREE.Ray: .closestPointToPoint() target is now required"),t=new Mb),t.subVectors(e,this.origin);var n=t.dot(this.direction);return n<0?t.copy(this.origin):t.copy(this.direction).multiplyScalar(n).add(this.origin)},distanceToPoint:function(e){return Math.sqrt(this.distanceSqToPoint(e))},distanceSqToPoint:function(e){var t=fw.subVectors(e,this.origin).dot(this.direction);return t<0?this.origin.distanceToSquared(e):(fw.copy(this.direction).multiplyScalar(t).add(this.origin),fw.distanceToSquared(e))},distanceSqToSegment:function(e,t,n,i){mw.copy(e).add(t).multiplyScalar(.5),gw.copy(t).sub(e).normalize(),vw.copy(this.origin).sub(mw);var r,a,o,s,l=.5*e.distanceTo(t),c=-this.direction.dot(gw),h=vw.dot(this.direction),u=-vw.dot(gw),p=vw.lengthSq(),d=Math.abs(1-c*c);if(d>0)if(a=c*h-u,s=l*d,(r=c*u-h)>=0)if(a>=-s)if(a<=s){var f=1/d;o=(r*=f)*(r+c*(a*=f)+2*h)+a*(c*r+a+2*u)+p}else a=l,o=-(r=Math.max(0,-(c*a+h)))*r+a*(a+2*u)+p;else a=-l,o=-(r=Math.max(0,-(c*a+h)))*r+a*(a+2*u)+p;else a<=-s?o=-(r=Math.max(0,-(-c*l+h)))*r+(a=r>0?-l:Math.min(Math.max(-l,-u),l))*(a+2*u)+p:a<=s?(r=0,o=(a=Math.min(Math.max(-l,-u),l))*(a+2*u)+p):o=-(r=Math.max(0,-(c*l+h)))*r+(a=r>0?l:Math.min(Math.max(-l,-u),l))*(a+2*u)+p;else a=c>0?-l:l,o=-(r=Math.max(0,-(c*a+h)))*r+a*(a+2*u)+p;return n&&n.copy(this.direction).multiplyScalar(r).add(this.origin),i&&i.copy(gw).multiplyScalar(a).add(mw),o},intersectSphere:function(e,t){fw.subVectors(e.center,this.origin);var n=fw.dot(this.direction),i=fw.dot(fw)-n*n,r=e.radius*e.radius;if(i>r)return null;var a=Math.sqrt(r-i),o=n-a,s=n+a;return o<0&&s<0?null:o<0?this.at(s,t):this.at(o,t)},intersectsSphere:function(e){return this.distanceSqToPoint(e.center)<=e.radius*e.radius},distanceToPlane:function(e){var t=e.normal.dot(this.direction);if(0===t)return 0===e.distanceToPoint(this.origin)?0:null;var n=-(this.origin.dot(e.normal)+e.constant)/t;return n>=0?n:null},intersectPlane:function(e,t){var n=this.distanceToPlane(e);return null===n?null:this.at(n,t)},intersectsPlane:function(e){var t=e.distanceToPoint(this.origin);return 0===t||e.normal.dot(this.direction)*t<0},intersectBox:function(e,t){var n,i,r,a,o,s,l=1/this.direction.x,c=1/this.direction.y,h=1/this.direction.z,u=this.origin;return l>=0?(n=(e.min.x-u.x)*l,i=(e.max.x-u.x)*l):(n=(e.max.x-u.x)*l,i=(e.min.x-u.x)*l),c>=0?(r=(e.min.y-u.y)*c,a=(e.max.y-u.y)*c):(r=(e.max.y-u.y)*c,a=(e.min.y-u.y)*c),n>a||r>i?null:((r>n||n!=n)&&(n=r),(a=0?(o=(e.min.z-u.z)*h,s=(e.max.z-u.z)*h):(o=(e.max.z-u.z)*h,s=(e.min.z-u.z)*h),n>s||o>i?null:((o>n||n!=n)&&(n=o),(s=0?n:i,t)))},intersectsBox:function(e){return null!==this.intersectBox(e,fw)},intersectTriangle:function(e,t,n,i,r){yw.subVectors(t,e),xw.subVectors(n,e),bw.crossVectors(yw,xw);var a,o=this.direction.dot(bw);if(o>0){if(i)return null;a=1}else{if(!(o<0))return null;a=-1,o=-o}vw.subVectors(this.origin,e);var s=a*this.direction.dot(xw.crossVectors(vw,xw));if(s<0)return null;var l=a*this.direction.dot(yw.cross(vw));if(l<0)return null;if(s+l>o)return null;var c=-a*vw.dot(bw);return c<0?null:this.at(c/o,r)},applyMatrix4:function(e){return this.origin.applyMatrix4(e),this.direction.transformDirection(e),this},equals:function(e){return e.origin.equals(this.origin)&&e.direction.equals(this.direction)}});var _w=new Mb,Mw=new Mb,Sw=new db;function Tw(e,t){this.normal=void 0!==e?e:new Mb(1,0,0),this.constant=void 0!==t?t:0}Object.assign(Tw.prototype,{isPlane:!0,set:function(e,t){return this.normal.copy(e),this.constant=t,this},setComponents:function(e,t,n,i){return this.normal.set(e,t,n),this.constant=i,this},setFromNormalAndCoplanarPoint:function(e,t){return this.normal.copy(e),this.constant=-t.dot(this.normal),this},setFromCoplanarPoints:function(e,t,n){var i=_w.subVectors(n,t).cross(Mw.subVectors(e,t)).normalize();return this.setFromNormalAndCoplanarPoint(i,e),this},clone:function(){return(new this.constructor).copy(this)},copy:function(e){return this.normal.copy(e.normal),this.constant=e.constant,this},normalize:function(){var e=1/this.normal.length();return this.normal.multiplyScalar(e),this.constant*=e,this},negate:function(){return this.constant*=-1,this.normal.negate(),this},distanceToPoint:function(e){return this.normal.dot(e)+this.constant},distanceToSphere:function(e){return this.distanceToPoint(e.center)-e.radius},projectPoint:function(e,t){return void 0===t&&(console.warn("THREE.Plane: .projectPoint() target is now required"),t=new Mb),t.copy(this.normal).multiplyScalar(-this.distanceToPoint(e)).add(e)},intersectLine:function(e,t){void 0===t&&(console.warn("THREE.Plane: .intersectLine() target is now required"),t=new Mb);var n=e.delta(_w),i=this.normal.dot(n);if(0===i)return 0===this.distanceToPoint(e.start)?t.copy(e.start):void 0;var r=-(e.start.dot(this.normal)+this.constant)/i;return r<0||r>1?void 0:t.copy(n).multiplyScalar(r).add(e.start)},intersectsLine:function(e){var t=this.distanceToPoint(e.start),n=this.distanceToPoint(e.end);return t<0&&n>0||n<0&&t>0},intersectsBox:function(e){return e.intersectsPlane(this)},intersectsSphere:function(e){return e.intersectsPlane(this)},coplanarPoint:function(e){return void 0===e&&(console.warn("THREE.Plane: .coplanarPoint() target is now required"),e=new Mb),e.copy(this.normal).multiplyScalar(-this.constant)},applyMatrix4:function(e,t){var n=t||Sw.getNormalMatrix(e),i=this.coplanarPoint(_w).applyMatrix4(e),r=this.normal.applyMatrix3(n).normalize();return this.constant=-i.dot(r),this},translate:function(e){return this.constant-=e.dot(this.normal),this},equals:function(e){return e.normal.equals(this.normal)&&e.constant===this.constant}});var Ew=new Mb,Aw=new Mb,Lw=new Mb,Rw=new Mb,Pw=new Mb,Cw=new Mb,Ow=new Mb,Iw=new Mb,Dw=new Mb,Nw=new Mb;function zw(e,t,n){this.a=void 0!==e?e:new Mb,this.b=void 0!==t?t:new Mb,this.c=void 0!==n?n:new Mb}Object.assign(zw,{getNormal:function(e,t,n,i){void 0===i&&(console.warn("THREE.Triangle: .getNormal() target is now required"),i=new Mb),i.subVectors(n,t),Ew.subVectors(e,t),i.cross(Ew);var r=i.lengthSq();return r>0?i.multiplyScalar(1/Math.sqrt(r)):i.set(0,0,0)},getBarycoord:function(e,t,n,i,r){Ew.subVectors(i,t),Aw.subVectors(n,t),Lw.subVectors(e,t);var a=Ew.dot(Ew),o=Ew.dot(Aw),s=Ew.dot(Lw),l=Aw.dot(Aw),c=Aw.dot(Lw),h=a*l-o*o;if(void 0===r&&(console.warn("THREE.Triangle: .getBarycoord() target is now required"),r=new Mb),0===h)return r.set(-2,-1,-1);var u=1/h,p=(l*s-o*c)*u,d=(a*c-o*s)*u;return r.set(1-p-d,d,p)},containsPoint:function(e,t,n,i){return zw.getBarycoord(e,t,n,i,Rw),Rw.x>=0&&Rw.y>=0&&Rw.x+Rw.y<=1},getUV:function(e,t,n,i,r,a,o,s){return this.getBarycoord(e,t,n,i,Rw),s.set(0,0),s.addScaledVector(r,Rw.x),s.addScaledVector(a,Rw.y),s.addScaledVector(o,Rw.z),s},isFrontFacing:function(e,t,n,i){return Ew.subVectors(n,t),Aw.subVectors(e,t),Ew.cross(Aw).dot(i)<0}}),Object.assign(zw.prototype,{set:function(e,t,n){return this.a.copy(e),this.b.copy(t),this.c.copy(n),this},setFromPointsAndIndices:function(e,t,n,i){return this.a.copy(e[t]),this.b.copy(e[n]),this.c.copy(e[i]),this},clone:function(){return(new this.constructor).copy(this)},copy:function(e){return this.a.copy(e.a),this.b.copy(e.b),this.c.copy(e.c),this},getArea:function(){return Ew.subVectors(this.c,this.b),Aw.subVectors(this.a,this.b),.5*Ew.cross(Aw).length()},getMidpoint:function(e){return void 0===e&&(console.warn("THREE.Triangle: .getMidpoint() target is now required"),e=new Mb),e.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)},getNormal:function(e){return zw.getNormal(this.a,this.b,this.c,e)},getPlane:function(e){return void 0===e&&(console.warn("THREE.Triangle: .getPlane() target is now required"),e=new Tw),e.setFromCoplanarPoints(this.a,this.b,this.c)},getBarycoord:function(e,t){return zw.getBarycoord(e,this.a,this.b,this.c,t)},getUV:function(e,t,n,i,r){return zw.getUV(e,this.a,this.b,this.c,t,n,i,r)},containsPoint:function(e){return zw.containsPoint(e,this.a,this.b,this.c)},isFrontFacing:function(e){return zw.isFrontFacing(this.a,this.b,this.c,e)},intersectsBox:function(e){return e.intersectsTriangle(this)},closestPointToPoint:function(e,t){void 0===t&&(console.warn("THREE.Triangle: .closestPointToPoint() target is now required"),t=new Mb);var n,i,r=this.a,a=this.b,o=this.c;Pw.subVectors(a,r),Cw.subVectors(o,r),Iw.subVectors(e,r);var s=Pw.dot(Iw),l=Cw.dot(Iw);if(s<=0&&l<=0)return t.copy(r);Dw.subVectors(e,a);var c=Pw.dot(Dw),h=Cw.dot(Dw);if(c>=0&&h<=c)return t.copy(a);var u=s*h-c*l;if(u<=0&&s>=0&&c<=0)return n=s/(s-c),t.copy(r).addScaledVector(Pw,n);Nw.subVectors(e,o);var p=Pw.dot(Nw),d=Cw.dot(Nw);if(d>=0&&p<=d)return t.copy(o);var f=p*l-s*d;if(f<=0&&l>=0&&d<=0)return i=l/(l-d),t.copy(r).addScaledVector(Cw,i);var m=c*d-p*h;if(m<=0&&h-c>=0&&p-d>=0)return Ow.subVectors(o,a),i=(h-c)/(h-c+(p-d)),t.copy(a).addScaledVector(Ow,i);var g=1/(m+f+u);return n=f*g,i=u*g,t.copy(r).addScaledVector(Pw,n).addScaledVector(Cw,i)},equals:function(e){return e.a.equals(this.a)&&e.b.equals(this.b)&&e.c.equals(this.c)}});var Uw={aliceblue:15792383,antiquewhite:16444375,aqua:65535,aquamarine:8388564,azure:15794175,beige:16119260,bisque:16770244,black:0,blanchedalmond:16772045,blue:255,blueviolet:9055202,brown:10824234,burlywood:14596231,cadetblue:6266528,chartreuse:8388352,chocolate:13789470,coral:16744272,cornflowerblue:6591981,cornsilk:16775388,crimson:14423100,cyan:65535,darkblue:139,darkcyan:35723,darkgoldenrod:12092939,darkgray:11119017,darkgreen:25600,darkgrey:11119017,darkkhaki:12433259,darkmagenta:9109643,darkolivegreen:5597999,darkorange:16747520,darkorchid:10040012,darkred:9109504,darksalmon:15308410,darkseagreen:9419919,darkslateblue:4734347,darkslategray:3100495,darkslategrey:3100495,darkturquoise:52945,darkviolet:9699539,deeppink:16716947,deepskyblue:49151,dimgray:6908265,dimgrey:6908265,dodgerblue:2003199,firebrick:11674146,floralwhite:16775920,forestgreen:2263842,fuchsia:16711935,gainsboro:14474460,ghostwhite:16316671,gold:16766720,goldenrod:14329120,gray:8421504,green:32768,greenyellow:11403055,grey:8421504,honeydew:15794160,hotpink:16738740,indianred:13458524,indigo:4915330,ivory:16777200,khaki:15787660,lavender:15132410,lavenderblush:16773365,lawngreen:8190976,lemonchiffon:16775885,lightblue:11393254,lightcoral:15761536,lightcyan:14745599,lightgoldenrodyellow:16448210,lightgray:13882323,lightgreen:9498256,lightgrey:13882323,lightpink:16758465,lightsalmon:16752762,lightseagreen:2142890,lightskyblue:8900346,lightslategray:7833753,lightslategrey:7833753,lightsteelblue:11584734,lightyellow:16777184,lime:65280,limegreen:3329330,linen:16445670,magenta:16711935,maroon:8388608,mediumaquamarine:6737322,mediumblue:205,mediumorchid:12211667,mediumpurple:9662683,mediumseagreen:3978097,mediumslateblue:8087790,mediumspringgreen:64154,mediumturquoise:4772300,mediumvioletred:13047173,midnightblue:1644912,mintcream:16121850,mistyrose:16770273,moccasin:16770229,navajowhite:16768685,navy:128,oldlace:16643558,olive:8421376,olivedrab:7048739,orange:16753920,orangered:16729344,orchid:14315734,palegoldenrod:15657130,palegreen:10025880,paleturquoise:11529966,palevioletred:14381203,papayawhip:16773077,peachpuff:16767673,peru:13468991,pink:16761035,plum:14524637,powderblue:11591910,purple:8388736,rebeccapurple:6697881,red:16711680,rosybrown:12357519,royalblue:4286945,saddlebrown:9127187,salmon:16416882,sandybrown:16032864,seagreen:3050327,seashell:16774638,sienna:10506797,silver:12632256,skyblue:8900331,slateblue:6970061,slategray:7372944,slategrey:7372944,snow:16775930,springgreen:65407,steelblue:4620980,tan:13808780,teal:32896,thistle:14204888,tomato:16737095,turquoise:4251856,violet:15631086,wheat:16113331,white:16777215,whitesmoke:16119285,yellow:16776960,yellowgreen:10145074},Fw={h:0,s:0,l:0},Bw={h:0,s:0,l:0};function Hw(e,t,n){return void 0===t&&void 0===n?this.set(e):this.setRGB(e,t,n)}function Gw(e,t,n){return n<0&&(n+=1),n>1&&(n-=1),n<1/6?e+6*(t-e)*n:n<.5?t:n<2/3?e+6*(t-e)*(2/3-n):e}function kw(e){return e<.04045?.0773993808*e:Math.pow(.9478672986*e+.0521327014,2.4)}function Vw(e){return e<.0031308?12.92*e:1.055*Math.pow(e,.41666)-.055}function jw(e,t,n,i,r,a){this.a=e,this.b=t,this.c=n,this.normal=i&&i.isVector3?i:new Mb,this.vertexNormals=Array.isArray(i)?i:[],this.color=r&&r.isColor?r:new Hw,this.vertexColors=Array.isArray(r)?r:[],this.materialIndex=void 0!==a?a:0}Object.assign(Hw.prototype,{isColor:!0,r:1,g:1,b:1,set:function(e){return e&&e.isColor?this.copy(e):"number"==typeof e?this.setHex(e):"string"==typeof e&&this.setStyle(e),this},setScalar:function(e){return this.r=e,this.g=e,this.b=e,this},setHex:function(e){return e=Math.floor(e),this.r=(e>>16&255)/255,this.g=(e>>8&255)/255,this.b=(255&e)/255,this},setRGB:function(e,t,n){return this.r=e,this.g=t,this.b=n,this},setHSL:function(e,t,n){if(e=ub.euclideanModulo(e,1),t=ub.clamp(t,0,1),n=ub.clamp(n,0,1),0===t)this.r=this.g=this.b=n;else{var i=n<=.5?n*(1+t):n+t-n*t,r=2*n-i;this.r=Gw(r,i,e+1/3),this.g=Gw(r,i,e),this.b=Gw(r,i,e-1/3)}return this},setStyle:function(e){function t(t){void 0!==t&&parseFloat(t)<1&&console.warn("THREE.Color: Alpha component of "+e+" will be ignored.")}var n;if(n=/^((?:rgb|hsl)a?)\(\s*([^\)]*)\)/.exec(e)){var i,r=n[1],a=n[2];switch(r){case"rgb":case"rgba":if(i=/^(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(a))return this.r=Math.min(255,parseInt(i[1],10))/255,this.g=Math.min(255,parseInt(i[2],10))/255,this.b=Math.min(255,parseInt(i[3],10))/255,t(i[5]),this;if(i=/^(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(a))return this.r=Math.min(100,parseInt(i[1],10))/100,this.g=Math.min(100,parseInt(i[2],10))/100,this.b=Math.min(100,parseInt(i[3],10))/100,t(i[5]),this;break;case"hsl":case"hsla":if(i=/^([0-9]*\.?[0-9]+)\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(a)){var o=parseFloat(i[1])/360,s=parseInt(i[2],10)/100,l=parseInt(i[3],10)/100;return t(i[5]),this.setHSL(o,s,l)}}}else if(n=/^\#([A-Fa-f0-9]+)$/.exec(e)){var c=n[1],h=c.length;if(3===h)return this.r=parseInt(c.charAt(0)+c.charAt(0),16)/255,this.g=parseInt(c.charAt(1)+c.charAt(1),16)/255,this.b=parseInt(c.charAt(2)+c.charAt(2),16)/255,this;if(6===h)return this.r=parseInt(c.charAt(0)+c.charAt(1),16)/255,this.g=parseInt(c.charAt(2)+c.charAt(3),16)/255,this.b=parseInt(c.charAt(4)+c.charAt(5),16)/255,this}return e&&e.length>0?this.setColorName(e):this},setColorName:function(e){var t=Uw[e];return void 0!==t?this.setHex(t):console.warn("THREE.Color: Unknown color "+e),this},clone:function(){return new this.constructor(this.r,this.g,this.b)},copy:function(e){return this.r=e.r,this.g=e.g,this.b=e.b,this},copyGammaToLinear:function(e,t){return void 0===t&&(t=2),this.r=Math.pow(e.r,t),this.g=Math.pow(e.g,t),this.b=Math.pow(e.b,t),this},copyLinearToGamma:function(e,t){void 0===t&&(t=2);var n=t>0?1/t:1;return this.r=Math.pow(e.r,n),this.g=Math.pow(e.g,n),this.b=Math.pow(e.b,n),this},convertGammaToLinear:function(e){return this.copyGammaToLinear(this,e),this},convertLinearToGamma:function(e){return this.copyLinearToGamma(this,e),this},copySRGBToLinear:function(e){return this.r=kw(e.r),this.g=kw(e.g),this.b=kw(e.b),this},copyLinearToSRGB:function(e){return this.r=Vw(e.r),this.g=Vw(e.g),this.b=Vw(e.b),this},convertSRGBToLinear:function(){return this.copySRGBToLinear(this),this},convertLinearToSRGB:function(){return this.copyLinearToSRGB(this),this},getHex:function(){return 255*this.r<<16^255*this.g<<8^255*this.b<<0},getHexString:function(){return("000000"+this.getHex().toString(16)).slice(-6)},getHSL:function(e){void 0===e&&(console.warn("THREE.Color: .getHSL() target is now required"),e={h:0,s:0,l:0});var t,n,i=this.r,r=this.g,a=this.b,o=Math.max(i,r,a),s=Math.min(i,r,a),l=(s+o)/2;if(s===o)t=0,n=0;else{var c=o-s;switch(n=l<=.5?c/(o+s):c/(2-o-s),o){case i:t=(r-a)/c+(r0&&(n.alphaTest=this.alphaTest),!0===this.premultipliedAlpha&&(n.premultipliedAlpha=this.premultipliedAlpha),!0===this.wireframe&&(n.wireframe=this.wireframe),this.wireframeLinewidth>1&&(n.wireframeLinewidth=this.wireframeLinewidth),"round"!==this.wireframeLinecap&&(n.wireframeLinecap=this.wireframeLinecap),"round"!==this.wireframeLinejoin&&(n.wireframeLinejoin=this.wireframeLinejoin),!0===this.morphTargets&&(n.morphTargets=!0),!0===this.morphNormals&&(n.morphNormals=!0),!0===this.skinning&&(n.skinning=!0),!1===this.visible&&(n.visible=!1),!1===this.toneMapped&&(n.toneMapped=!1),"{}"!==JSON.stringify(this.userData)&&(n.userData=this.userData),t){var r=i(e.textures),a=i(e.images);r.length>0&&(n.textures=r),a.length>0&&(n.images=a)}return n},clone:function(){return(new this.constructor).copy(this)},copy:function(e){this.name=e.name,this.fog=e.fog,this.blending=e.blending,this.side=e.side,this.flatShading=e.flatShading,this.vertexColors=e.vertexColors,this.opacity=e.opacity,this.transparent=e.transparent,this.blendSrc=e.blendSrc,this.blendDst=e.blendDst,this.blendEquation=e.blendEquation,this.blendSrcAlpha=e.blendSrcAlpha,this.blendDstAlpha=e.blendDstAlpha,this.blendEquationAlpha=e.blendEquationAlpha,this.depthFunc=e.depthFunc,this.depthTest=e.depthTest,this.depthWrite=e.depthWrite,this.stencilWriteMask=e.stencilWriteMask,this.stencilFunc=e.stencilFunc,this.stencilRef=e.stencilRef,this.stencilFuncMask=e.stencilFuncMask,this.stencilFail=e.stencilFail,this.stencilZFail=e.stencilZFail,this.stencilZPass=e.stencilZPass,this.stencilWrite=e.stencilWrite;var t=e.clippingPlanes,n=null;if(null!==t){var i=t.length;n=new Array(i);for(var r=0;r!==i;++r)n[r]=t[r].clone()}return this.clippingPlanes=n,this.clipIntersection=e.clipIntersection,this.clipShadows=e.clipShadows,this.shadowSide=e.shadowSide,this.colorWrite=e.colorWrite,this.precision=e.precision,this.polygonOffset=e.polygonOffset,this.polygonOffsetFactor=e.polygonOffsetFactor,this.polygonOffsetUnits=e.polygonOffsetUnits,this.dithering=e.dithering,this.alphaTest=e.alphaTest,this.premultipliedAlpha=e.premultipliedAlpha,this.visible=e.visible,this.toneMapped=e.toneMapped,this.userData=JSON.parse(JSON.stringify(e.userData)),this},dispose:function(){this.dispatchEvent({type:"dispose"})}}),Object.defineProperty(qw.prototype,"needsUpdate",{set:function(e){!0===e&&this.version++}}),Xw.prototype=Object.create(qw.prototype),Xw.prototype.constructor=Xw,Xw.prototype.isMeshBasicMaterial=!0,Xw.prototype.copy=function(e){return qw.prototype.copy.call(this,e),this.color.copy(e.color),this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.combine=e.combine,this.reflectivity=e.reflectivity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.skinning=e.skinning,this.morphTargets=e.morphTargets,this};var Yw=new Mb;function Jw(e,t,n){if(Array.isArray(e))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.name="",this.array=e,this.itemSize=t,this.count=void 0!==e?e.length/t:0,this.normalized=!0===n,this.usage=35044,this.updateRange={offset:0,count:-1},this.version=0}function Zw(e,t,n){Jw.call(this,new Int8Array(e),t,n)}function Kw(e,t,n){Jw.call(this,new Uint8Array(e),t,n)}function Qw(e,t,n){Jw.call(this,new Uint8ClampedArray(e),t,n)}function $w(e,t,n){Jw.call(this,new Int16Array(e),t,n)}function e_(e,t,n){Jw.call(this,new Uint16Array(e),t,n)}function t_(e,t,n){Jw.call(this,new Int32Array(e),t,n)}function n_(e,t,n){Jw.call(this,new Uint32Array(e),t,n)}function i_(e,t,n){Jw.call(this,new Float32Array(e),t,n)}function r_(e,t,n){Jw.call(this,new Float64Array(e),t,n)}function a_(){this.vertices=[],this.normals=[],this.colors=[],this.uvs=[],this.uvs2=[],this.groups=[],this.morphTargets={},this.skinWeights=[],this.skinIndices=[],this.boundingBox=null,this.boundingSphere=null,this.verticesNeedUpdate=!1,this.normalsNeedUpdate=!1,this.colorsNeedUpdate=!1,this.uvsNeedUpdate=!1,this.groupsNeedUpdate=!1}function o_(e){if(0===e.length)return-1/0;let t=e[0];for(let n=1,i=e.length;nt&&(t=e[n]);return t}Object.defineProperty(Jw.prototype,"needsUpdate",{set:function(e){!0===e&&this.version++}}),Object.assign(Jw.prototype,{isBufferAttribute:!0,onUploadCallback:function(){},setUsage:function(e){return this.usage=e,this},copy:function(e){return this.name=e.name,this.array=new e.array.constructor(e.array),this.itemSize=e.itemSize,this.count=e.count,this.normalized=e.normalized,this.usage=e.usage,this},copyAt:function(e,t,n){e*=this.itemSize,n*=t.itemSize;for(var i=0,r=this.itemSize;i0,o=r[1]&&r[1].length>0,s=e.morphTargets,l=s.length;if(l>0){t=[];for(var c=0;c0){h=[];for(c=0;c0&&0===n.length&&console.error("THREE.DirectGeometry: Faceless geometries are not supported.");for(c=0;c65535?n_:e_)(e,1):this.index=e},getAttribute:function(e){return this.attributes[e]},setAttribute:function(e,t){return this.attributes[e]=t,this},deleteAttribute:function(e){return delete this.attributes[e],this},addGroup:function(e,t,n){this.groups.push({start:e,count:t,materialIndex:void 0!==n?n:0})},clearGroups:function(){this.groups=[]},setDrawRange:function(e,t){this.drawRange.start=e,this.drawRange.count=t},applyMatrix4:function(e){var t=this.attributes.position;void 0!==t&&(t.applyMatrix4(e),t.needsUpdate=!0);var n=this.attributes.normal;if(void 0!==n){var i=(new db).getNormalMatrix(e);n.applyNormalMatrix(i),n.needsUpdate=!0}var r=this.attributes.tangent;return void 0!==r&&(r.transformDirection(e),r.needsUpdate=!0),null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this},rotateX:function(e){return l_.makeRotationX(e),this.applyMatrix4(l_),this},rotateY:function(e){return l_.makeRotationY(e),this.applyMatrix4(l_),this},rotateZ:function(e){return l_.makeRotationZ(e),this.applyMatrix4(l_),this},translate:function(e,t,n){return l_.makeTranslation(e,t,n),this.applyMatrix4(l_),this},scale:function(e,t,n){return l_.makeScale(e,t,n),this.applyMatrix4(l_),this},lookAt:function(e){return c_.lookAt(e),c_.updateMatrix(),this.applyMatrix4(c_.matrix),this},center:function(){return this.computeBoundingBox(),this.boundingBox.getCenter(h_).negate(),this.translate(h_.x,h_.y,h_.z),this},setFromObject:function(e){var t=e.geometry;if(e.isPoints||e.isLine){var n=new i_(3*t.vertices.length,3),i=new i_(3*t.colors.length,3);if(this.setAttribute("position",n.copyVector3sArray(t.vertices)),this.setAttribute("color",i.copyColorsArray(t.colors)),t.lineDistances&&t.lineDistances.length===t.vertices.length){var r=new i_(t.lineDistances.length,1);this.setAttribute("lineDistance",r.copyArray(t.lineDistances))}null!==t.boundingSphere&&(this.boundingSphere=t.boundingSphere.clone()),null!==t.boundingBox&&(this.boundingBox=t.boundingBox.clone())}else e.isMesh&&t&&t.isGeometry&&this.fromGeometry(t);return this},setFromPoints:function(e){for(var t=[],n=0,i=e.length;n0){var n=new Float32Array(3*e.normals.length);this.setAttribute("normal",new Jw(n,3).copyVector3sArray(e.normals))}if(e.colors.length>0){var i=new Float32Array(3*e.colors.length);this.setAttribute("color",new Jw(i,3).copyColorsArray(e.colors))}if(e.uvs.length>0){var r=new Float32Array(2*e.uvs.length);this.setAttribute("uv",new Jw(r,2).copyVector2sArray(e.uvs))}if(e.uvs2.length>0){var a=new Float32Array(2*e.uvs2.length);this.setAttribute("uv2",new Jw(a,2).copyVector2sArray(e.uvs2))}for(var o in this.groups=e.groups,e.morphTargets){for(var s=[],l=e.morphTargets[o],c=0,h=l.length;c0){var d=new i_(4*e.skinIndices.length,4);this.setAttribute("skinIndex",d.copyVector4sArray(e.skinIndices))}if(e.skinWeights.length>0){var f=new i_(4*e.skinWeights.length,4);this.setAttribute("skinWeight",f.copyVector4sArray(e.skinWeights))}return null!==e.boundingSphere&&(this.boundingSphere=e.boundingSphere.clone()),null!==e.boundingBox&&(this.boundingBox=e.boundingBox.clone()),this},computeBoundingBox:function(){null===this.boundingBox&&(this.boundingBox=new hw);var e=this.attributes.position,t=this.morphAttributes.position;if(void 0!==e){if(this.boundingBox.setFromBufferAttribute(e),t)for(var n=0,i=t.length;n0&&(e.userData=this.userData),void 0!==this.parameters){var t=this.parameters;for(var n in t)void 0!==t[n]&&(e[n]=t[n]);return e}e.data={attributes:{}};var i=this.index;null!==i&&(e.data.index={type:i.array.constructor.name,array:Array.prototype.slice.call(i.array)});var r=this.attributes;for(var n in r){var a=(p=r[n]).toJSON();""!==p.name&&(a.name=p.name),e.data.attributes[n]=a}var o={},s=!1;for(var n in this.morphAttributes){for(var l=this.morphAttributes[n],c=[],h=0,u=l.length;h0&&(o[n]=c,s=!0)}s&&(e.data.morphAttributes=o,e.data.morphTargetsRelative=this.morphTargetsRelative);var d=this.groups;d.length>0&&(e.data.groups=JSON.parse(JSON.stringify(d)));var f=this.boundingSphere;return null!==f&&(e.data.boundingSphere={center:f.center.toArray(),radius:f.radius}),e},clone:function(){return(new f_).copy(this)},copy:function(e){var t,n,i;this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null,this.name=e.name;var r=e.index;null!==r&&this.setIndex(r.clone());var a=e.attributes;for(t in a){var o=a[t];this.setAttribute(t,o.clone())}var s=e.morphAttributes;for(t in s){var l=[],c=s[t];for(n=0,i=c.length;nn.far?null:{distance:l,point:C_.clone(),object:e}}function D_(e,t,n,i,r,a,o,s,l,c,h,u){y_.fromBufferAttribute(r,c),x_.fromBufferAttribute(r,h),b_.fromBufferAttribute(r,u);var p=e.morphTargetInfluences;if(t.morphTargets&&a&&p){S_.set(0,0,0),T_.set(0,0,0),E_.set(0,0,0);for(var d=0,f=a.length;d0){var o=r[a[0]];if(void 0!==o)for(this.morphTargetInfluences=[],this.morphTargetDictionary={},e=0,t=o.length;e0&&console.error("THREE.Mesh.updateMorphTargets() no longer supports THREE.Geometry. Use THREE.BufferGeometry instead.")}},raycast:function(e,t){var n,i=this.geometry,r=this.material,a=this.matrixWorld;if(void 0!==r&&(null===i.boundingSphere&&i.computeBoundingSphere(),v_.copy(i.boundingSphere),v_.applyMatrix4(a),!1!==e.ray.intersectsSphere(v_)&&(m_.getInverse(a),g_.copy(e.ray).applyMatrix4(m_),null===i.boundingBox||!1!==g_.intersectsBox(i.boundingBox))))if(i.isBufferGeometry){var o,s,l,c,h,u,p,d,f,m=i.index,g=i.attributes.position,v=i.morphAttributes.position,y=i.morphTargetsRelative,x=i.attributes.uv,b=i.attributes.uv2,w=i.groups,_=i.drawRange;if(null!==m)if(Array.isArray(r))for(c=0,u=w.length;c0&&(E=P);for(var C=0,O=R.length;C0)for(c=0;c0&&(this.normalsNeedUpdate=!0)},computeFlatVertexNormals:function(){var e,t,n;for(this.computeFaceNormals(),e=0,t=this.faces.length;e0&&(this.normalsNeedUpdate=!0)},computeMorphNormals:function(){var e,t,n,i,r;for(n=0,i=this.faces.length;n=0;n--){var f=p[n];for(this.faces.splice(f,1),o=0,s=this.faceVertexUvs.length;o0,g=d.vertexNormals.length>0,v=1!==d.color.r||1!==d.color.g||1!==d.color.b,y=d.vertexColors.length>0,x=0;if(x=M(x,0,0),x=M(x,1,!0),x=M(x,2,!1),x=M(x,3,f),x=M(x,4,m),x=M(x,5,g),x=M(x,6,v),x=M(x,7,y),o.push(x),o.push(d.a,d.b,d.c),o.push(d.materialIndex),f){var b=this.faceVertexUvs[0][r];o.push(E(b[0]),E(b[1]),E(b[2]))}if(m&&o.push(S(d.normal)),g){var w=d.vertexNormals;o.push(S(w[0]),S(w[1]),S(w[2]))}if(v&&o.push(T(d.color)),y){var _=d.vertexColors;o.push(T(_[0]),T(_[1]),T(_[2]))}}function M(e,t,n){return n?e|1<0&&(e.data.colors=c),u.length>0&&(e.data.uvs=[u]),e.data.faces=o,e},clone:function(){return(new B_).copy(this)},copy:function(e){var t,n,i,r,a,o;this.vertices=[],this.colors=[],this.faces=[],this.faceVertexUvs=[[]],this.morphTargets=[],this.morphNormals=[],this.skinWeights=[],this.skinIndices=[],this.lineDistances=[],this.boundingBox=null,this.boundingSphere=null,this.name=e.name;var s=e.vertices;for(t=0,n=s.length;t0?1:-1,c.push(A.x,A.y,A.z),h.push(s/m),h.push(1-a/g),T+=1}}for(let e=0;e0&&(t.defines=this.defines),t.vertexShader=this.vertexShader,t.fragmentShader=this.fragmentShader;var r={};for(var a in this.extensions)!0===this.extensions[a]&&(r[a]=!0);return Object.keys(r).length>0&&(t.extensions=r),t},W_.prototype=Object.assign(Object.create(Jb.prototype),{constructor:W_,isCamera:!0,copy:function(e,t){return Jb.prototype.copy.call(this,e,t),this.matrixWorldInverse.copy(e.matrixWorldInverse),this.projectionMatrix.copy(e.projectionMatrix),this.projectionMatrixInverse.copy(e.projectionMatrixInverse),this},getWorldDirection:function(e){void 0===e&&(console.warn("THREE.Camera: .getWorldDirection() target is now required"),e=new Mb),this.updateMatrixWorld(!0);var t=this.matrixWorld.elements;return e.set(-t[8],-t[9],-t[10]).normalize()},updateMatrixWorld:function(e){Jb.prototype.updateMatrixWorld.call(this,e),this.matrixWorldInverse.getInverse(this.matrixWorld)},updateWorldMatrix:function(e,t){Jb.prototype.updateWorldMatrix.call(this,e,t),this.matrixWorldInverse.getInverse(this.matrixWorld)},clone:function(){return(new this.constructor).copy(this)}}),q_.prototype=Object.assign(Object.create(W_.prototype),{constructor:q_,isPerspectiveCamera:!0,copy:function(e,t){return W_.prototype.copy.call(this,e,t),this.fov=e.fov,this.zoom=e.zoom,this.near=e.near,this.far=e.far,this.focus=e.focus,this.aspect=e.aspect,this.view=null===e.view?null:Object.assign({},e.view),this.filmGauge=e.filmGauge,this.filmOffset=e.filmOffset,this},setFocalLength:function(e){var t=.5*this.getFilmHeight()/e;this.fov=2*ub.RAD2DEG*Math.atan(t),this.updateProjectionMatrix()},getFocalLength:function(){var e=Math.tan(.5*ub.DEG2RAD*this.fov);return.5*this.getFilmHeight()/e},getEffectiveFOV:function(){return 2*ub.RAD2DEG*Math.atan(Math.tan(.5*ub.DEG2RAD*this.fov)/this.zoom)},getFilmWidth:function(){return this.filmGauge*Math.min(this.aspect,1)},getFilmHeight:function(){return this.filmGauge/Math.max(this.aspect,1)},setViewOffset:function(e,t,n,i,r,a){this.aspect=e/t,null===this.view&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=e,this.view.fullHeight=t,this.view.offsetX=n,this.view.offsetY=i,this.view.width=r,this.view.height=a,this.updateProjectionMatrix()},clearViewOffset:function(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()},updateProjectionMatrix:function(){var e=this.near,t=e*Math.tan(.5*ub.DEG2RAD*this.fov)/this.zoom,n=2*t,i=this.aspect*n,r=-.5*i,a=this.view;if(null!==this.view&&this.view.enabled){var o=a.fullWidth,s=a.fullHeight;r+=a.offsetX*i/o,t-=a.offsetY*n/s,i*=a.width/o,n*=a.height/s}var l=this.filmOffset;0!==l&&(r+=e*l/this.getFilmWidth()),this.projectionMatrix.makePerspective(r,r+i,t,t-n,e,this.far),this.projectionMatrixInverse.getInverse(this.projectionMatrix)},toJSON:function(e){var t=Jb.prototype.toJSON.call(this,e);return t.object.fov=this.fov,t.object.zoom=this.zoom,t.object.near=this.near,t.object.far=this.far,t.object.focus=this.focus,t.object.aspect=this.aspect,null!==this.view&&(t.object.view=Object.assign({},this.view)),t.object.filmGauge=this.filmGauge,t.object.filmOffset=this.filmOffset,t}});function X_(e,t,n){if(Jb.call(this),this.type="CubeCamera",!0===n.isWebGLCubeRenderTarget){this.renderTarget=n;var i=new q_(90,1,e,t);i.layers=this.layers,i.up.set(0,-1,0),i.lookAt(new Mb(1,0,0)),this.add(i);var r=new q_(90,1,e,t);r.layers=this.layers,r.up.set(0,-1,0),r.lookAt(new Mb(-1,0,0)),this.add(r);var a=new q_(90,1,e,t);a.layers=this.layers,a.up.set(0,0,1),a.lookAt(new Mb(0,1,0)),this.add(a);var o=new q_(90,1,e,t);o.layers=this.layers,o.up.set(0,0,-1),o.lookAt(new Mb(0,-1,0)),this.add(o);var s=new q_(90,1,e,t);s.layers=this.layers,s.up.set(0,-1,0),s.lookAt(new Mb(0,0,1)),this.add(s);var l=new q_(90,1,e,t);l.layers=this.layers,l.up.set(0,-1,0),l.lookAt(new Mb(0,0,-1)),this.add(l),this.update=function(e,t){null===this.parent&&this.updateMatrixWorld();var c=e.xr.enabled,h=e.getRenderTarget();e.xr.enabled=!1;var u=n.texture.generateMipmaps;n.texture.generateMipmaps=!1,e.setRenderTarget(n,0),e.render(t,i),e.setRenderTarget(n,1),e.render(t,r),e.setRenderTarget(n,2),e.render(t,a),e.setRenderTarget(n,3),e.render(t,o),e.setRenderTarget(n,4),e.render(t,s),n.texture.generateMipmaps=u,e.setRenderTarget(n,5),e.render(t,l),e.setRenderTarget(h),e.xr.enabled=c},this.clear=function(e,t,i,r){for(var a=e.getRenderTarget(),o=0;o<6;o++)e.setRenderTarget(n,o),e.clear(t,i,r);e.setRenderTarget(a)}}else console.error("THREE.CubeCamera: The constructor now expects an instance of WebGLCubeRenderTarget as third parameter.")}function Y_(e,t,n){Number.isInteger(t)&&(console.warn("THREE.WebGLCubeRenderTarget: constructor signature is now WebGLCubeRenderTarget( size, options )"),t=n),yb.call(this,e,e,t)}function J_(e,t,n,i,r,a,o,s,l,c,h,u){gb.call(this,null,a,o,s,l,c,i,r,h,u),this.image={data:e||null,width:t||1,height:n||1},this.magFilter=void 0!==l?l:1003,this.minFilter=void 0!==c?c:1003,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1,this.needsUpdate=!0}X_.prototype=Object.create(Jb.prototype),X_.prototype.constructor=X_,Y_.prototype=Object.create(yb.prototype),Y_.prototype.constructor=Y_,Y_.prototype.isWebGLCubeRenderTarget=!0,Y_.prototype.fromEquirectangularTexture=function(e,t){this.texture.type=t.type,this.texture.format=t.format,this.texture.encoding=t.encoding;var n=new Zb,i={uniforms:{tEquirect:{value:null}},vertexShader:["varying vec3 vWorldDirection;","vec3 transformDirection( in vec3 dir, in mat4 matrix ) {","\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz 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Tw]}Object.assign(Q_.prototype,{set:function(e,t,n,i,r,a){var o=this.planes;return o[0].copy(e),o[1].copy(t),o[2].copy(n),o[3].copy(i),o[4].copy(r),o[5].copy(a),this},clone:function(){return(new this.constructor).copy(this)},copy:function(e){for(var t=this.planes,n=0;n<6;n++)t[n].copy(e.planes[n]);return this},setFromProjectionMatrix:function(e){var t=this.planes,n=e.elements,i=n[0],r=n[1],a=n[2],o=n[3],s=n[4],l=n[5],c=n[6],h=n[7],u=n[8],p=n[9],d=n[10],f=n[11],m=n[12],g=n[13],v=n[14],y=n[15];return t[0].setComponents(o-i,h-s,f-u,y-m).normalize(),t[1].setComponents(o+i,h+s,f+u,y+m).normalize(),t[2].setComponents(o+r,h+l,f+p,y+g).normalize(),t[3].setComponents(o-r,h-l,f-p,y-g).normalize(),t[4].setComponents(o-a,h-c,f-d,y-v).normalize(),t[5].setComponents(o+a,h+c,f+d,y+v).normalize(),this},intersectsObject:function(e){var t=e.geometry;return null===t.boundingSphere&&t.computeBoundingSphere(),Z_.copy(t.boundingSphere).applyMatrix4(e.matrixWorld),this.intersectsSphere(Z_)},intersectsSprite:function(e){return Z_.center.set(0,0,0),Z_.radius=.7071067811865476,Z_.applyMatrix4(e.matrixWorld),this.intersectsSphere(Z_)},intersectsSphere:function(e){for(var t=this.planes,n=e.center,i=-e.radius,r=0;r<6;r++){if(t[r].distanceToPoint(n)0?e.max.x:e.min.x,K_.y=i.normal.y>0?e.max.y:e.min.y,K_.z=i.normal.z>0?e.max.z:e.min.z,i.distanceToPoint(K_)<0)return!1}return!0},containsPoint:function(e){for(var t=this.planes,n=0;n<6;n++)if(t[n].distanceToPoint(e)<0)return!1;return!0}});var $_={common:{diffuse:{value:new Hw(15658734)},opacity:{value:1},map:{value:null},uvTransform:{value:new db},uv2Transform:{value:new db},alphaMap:{value:null}},specularmap:{specularMap:{value:null}},envmap:{envMap:{value:null},flipEnvMap:{value:-1},reflectivity:{value:1},refractionRatio:{value:.98},maxMipLevel:{value:0}},aomap:{aoMap:{value:null},aoMapIntensity:{value:1}},lightmap:{lightMap:{value:null},lightMapIntensity:{value:1}},emissivemap:{emissiveMap:{value:null}},bumpmap:{bumpMap:{value:null},bumpScale:{value:1}},normalmap:{normalMap:{value:null},normalScale:{value:new pb(1,1)}},displacementmap:{displacementMap:{value:null},displacementScale:{value:1},displacementBias:{value:0}},roughnessmap:{roughnessMap:{value:null}},metalnessmap:{metalnessMap:{value:null}},gradientmap:{gradientMap:{value:null}},fog:{fogDensity:{value:25e-5},fogNear:{value:1},fogFar:{value:2e3},fogColor:{value:new Hw(16777215)}},lights:{ambientLightColor:{value:[]},lightProbe:{value:[]},directionalLights:{value:[],properties:{direction:{},color:{}}},directionalLightShadows:{value:[],properties:{shadowBias:{},shadowRadius:{},shadowMapSize:{}}},directionalShadowMap:{value:[]},directionalShadowMatrix:{value:[]},spotLights:{value:[],properties:{color:{},position:{},direction:{},distance:{},coneCos:{},penumbraCos:{},decay:{}}},spotLightShadows:{value:[],properties:{shadowBias:{},shadowRadius:{},shadowMapSize:{}}},spotShadowMap:{value:[]},spotShadowMatrix:{value:[]},pointLights:{value:[],properties:{color:{},position:{},decay:{},distance:{}}},pointLightShadows:{value:[],properties:{shadowBias:{},shadowRadius:{},shadowMapSize:{},shadowCameraNear:{},shadowCameraFar:{}}},pointShadowMap:{value:[]},pointShadowMatrix:{value:[]},hemisphereLights:{value:[],properties:{direction:{},skyColor:{},groundColor:{}}},rectAreaLights:{value:[],properties:{color:{},position:{},width:{},height:{}}}},points:{diffuse:{value:new Hw(15658734)},opacity:{value:1},size:{value:1},scale:{value:1},map:{value:null},alphaMap:{value:null},uvTransform:{value:new db}},sprite:{diffuse:{value:new Hw(15658734)},opacity:{value:1},center:{value:new pb(.5,.5)},rotation:{value:0},map:{value:null},alphaMap:{value:null},uvTransform:{value:new db}}};function eM(){var e=null,t=!1,n=null;function i(r,a){!1!==t&&(n(r,a),e.requestAnimationFrame(i))}return{start:function(){!0!==t&&null!==n&&(e.requestAnimationFrame(i),t=!0)},stop:function(){t=!1},setAnimationLoop:function(e){n=e},setContext:function(t){e=t}}}function tM(e,t){var n=t.isWebGL2,i=new WeakMap;return{get:function(e){return e.isInterleavedBufferAttribute&&(e=e.data),i.get(e)},remove:function(t){t.isInterleavedBufferAttribute&&(t=t.data);var n=i.get(t);n&&(e.deleteBuffer(n.buffer),i.delete(t))},update:function(t,r){t.isInterleavedBufferAttribute&&(t=t.data);var a=i.get(t);void 0===a?i.set(t,function(t,n){var i=t.array,r=t.usage,a=e.createBuffer();e.bindBuffer(n,a),e.bufferData(n,i,r),t.onUploadCallback();var o=5126;return i instanceof Float32Array?o=5126:i instanceof Float64Array?console.warn("THREE.WebGLAttributes: Unsupported data buffer format: Float64Array."):i instanceof Uint16Array?o=5123:i instanceof Int16Array?o=5122:i instanceof Uint32Array?o=5125:i instanceof Int32Array?o=5124:i instanceof Int8Array?o=5120:i instanceof Uint8Array&&(o=5121),{buffer:a,type:o,bytesPerElement:i.BYTES_PER_ELEMENT,version:t.version}}(t,r)):a.version 0.0 ) {\n\t\tdistanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n\t}\n\treturn distanceFalloff;\n#else\n\tif( cutoffDistance > 0.0 && decayExponent > 0.0 ) {\n\t\treturn pow( saturate( -lightDistance / cutoffDistance + 1.0 ), decayExponent );\n\t}\n\treturn 1.0;\n#endif\n}\nvec3 BRDF_Diffuse_Lambert( const in vec3 diffuseColor ) {\n\treturn RECIPROCAL_PI * diffuseColor;\n}\nvec3 F_Schlick( const in vec3 specularColor, const in float dotLH ) {\n\tfloat fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );\n\treturn ( 1.0 - specularColor ) * fresnel + specularColor;\n}\nvec3 F_Schlick_RoughnessDependent( const in vec3 F0, const in float dotNV, const in float roughness ) {\n\tfloat fresnel = exp2( ( -5.55473 * dotNV - 6.98316 ) * dotNV );\n\tvec3 Fr = max( vec3( 1.0 - roughness ), F0 ) - F0;\n\treturn Fr * fresnel + F0;\n}\nfloat G_GGX_Smith( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\tfloat gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\treturn 1.0 / ( gl * gv );\n}\nfloat G_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\tfloat gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\treturn 0.5 / max( gv + gl, EPSILON );\n}\nfloat D_GGX( const in float alpha, const in float dotNH ) {\n\tfloat a2 = pow2( alpha );\n\tfloat denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;\n\treturn RECIPROCAL_PI * a2 / pow2( denom );\n}\nvec3 BRDF_Specular_GGX( const in IncidentLight incidentLight, const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float roughness ) {\n\tfloat alpha = pow2( roughness );\n\tvec3 halfDir = normalize( incidentLight.direction + viewDir );\n\tfloat dotNL = saturate( dot( normal, incidentLight.direction ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotLH = saturate( dot( incidentLight.direction, halfDir ) );\n\tvec3 F = F_Schlick( specularColor, dotLH );\n\tfloat G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\tfloat D = D_GGX( alpha, dotNH );\n\treturn F * ( G * D );\n}\nvec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {\n\tconst float LUT_SIZE = 64.0;\n\tconst float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;\n\tconst float LUT_BIAS = 0.5 / LUT_SIZE;\n\tfloat dotNV = saturate( dot( N, V ) );\n\tvec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );\n\tuv = uv * LUT_SCALE + LUT_BIAS;\n\treturn uv;\n}\nfloat LTC_ClippedSphereFormFactor( const in vec3 f ) {\n\tfloat l = length( f );\n\treturn max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );\n}\nvec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {\n\tfloat x = dot( v1, v2 );\n\tfloat y = abs( x );\n\tfloat a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;\n\tfloat b = 3.4175940 + ( 4.1616724 + y ) * y;\n\tfloat v = a / b;\n\tfloat theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;\n\treturn cross( v1, v2 ) * theta_sintheta;\n}\nvec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {\n\tvec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];\n\tvec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];\n\tvec3 lightNormal = cross( v1, v2 );\n\tif( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );\n\tvec3 T1, T2;\n\tT1 = normalize( V - N * dot( V, N ) );\n\tT2 = - cross( N, T1 );\n\tmat3 mat = mInv * transposeMat3( mat3( T1, T2, N ) );\n\tvec3 coords[ 4 ];\n\tcoords[ 0 ] = mat * ( rectCoords[ 0 ] - P );\n\tcoords[ 1 ] = mat * ( rectCoords[ 1 ] - P );\n\tcoords[ 2 ] = mat * ( rectCoords[ 2 ] - P );\n\tcoords[ 3 ] = mat * ( rectCoords[ 3 ] - P );\n\tcoords[ 0 ] = normalize( coords[ 0 ] );\n\tcoords[ 1 ] = normalize( coords[ 1 ] );\n\tcoords[ 2 ] = normalize( coords[ 2 ] );\n\tcoords[ 3 ] = normalize( coords[ 3 ] );\n\tvec3 vectorFormFactor = vec3( 0.0 );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );\n\tfloat result = LTC_ClippedSphereFormFactor( vectorFormFactor );\n\treturn vec3( result );\n}\nvec3 BRDF_Specular_GGX_Environment( const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tvec2 brdf = integrateSpecularBRDF( dotNV, roughness );\n\treturn specularColor * brdf.x + brdf.y;\n}\nvoid BRDF_Specular_Multiscattering_Environment( const in GeometricContext geometry, const in vec3 specularColor, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\tvec3 F = F_Schlick_RoughnessDependent( specularColor, dotNV, roughness );\n\tvec2 brdf = integrateSpecularBRDF( dotNV, roughness );\n\tvec3 FssEss = F * brdf.x + brdf.y;\n\tfloat Ess = brdf.x + brdf.y;\n\tfloat Ems = 1.0 - Ess;\n\tvec3 Favg = specularColor + ( 1.0 - specularColor ) * 0.047619;\tvec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );\n\tsingleScatter += FssEss;\n\tmultiScatter += Fms * Ems;\n}\nfloat G_BlinnPhong_Implicit( ) {\n\treturn 0.25;\n}\nfloat D_BlinnPhong( const in float shininess, const in float dotNH ) {\n\treturn RECIPROCAL_PI * ( shininess * 0.5 + 1.0 ) * pow( dotNH, shininess );\n}\nvec3 BRDF_Specular_BlinnPhong( const in IncidentLight incidentLight, const in GeometricContext geometry, const in vec3 specularColor, const in float shininess ) {\n\tvec3 halfDir = normalize( incidentLight.direction + geometry.viewDir );\n\tfloat dotNH = saturate( dot( geometry.normal, halfDir ) );\n\tfloat dotLH = saturate( dot( incidentLight.direction, halfDir ) );\n\tvec3 F = F_Schlick( specularColor, dotLH );\n\tfloat G = G_BlinnPhong_Implicit( );\n\tfloat D = D_BlinnPhong( shininess, dotNH );\n\treturn F * ( G * D );\n}\nfloat GGXRoughnessToBlinnExponent( const in float ggxRoughness ) {\n\treturn ( 2.0 / pow2( ggxRoughness + 0.0001 ) - 2.0 );\n}\nfloat BlinnExponentToGGXRoughness( const in float blinnExponent ) {\n\treturn sqrt( 2.0 / ( blinnExponent + 2.0 ) );\n}\n#if defined( USE_SHEEN )\nfloat D_Charlie(float roughness, float NoH) {\n\tfloat invAlpha = 1.0 / roughness;\n\tfloat cos2h = NoH * NoH;\n\tfloat sin2h = max(1.0 - cos2h, 0.0078125);\treturn (2.0 + invAlpha) * pow(sin2h, invAlpha * 0.5) / (2.0 * PI);\n}\nfloat V_Neubelt(float NoV, float NoL) {\n\treturn saturate(1.0 / (4.0 * (NoL + NoV - NoL * NoV)));\n}\nvec3 BRDF_Specular_Sheen( const in float roughness, const in vec3 L, const in GeometricContext geometry, vec3 specularColor ) {\n\tvec3 N = geometry.normal;\n\tvec3 V = geometry.viewDir;\n\tvec3 H = normalize( V + L );\n\tfloat dotNH = saturate( dot( N, H ) );\n\treturn specularColor * D_Charlie( roughness, dotNH ) * V_Neubelt( dot(N, V), dot(N, L) );\n}\n#endif",bumpmap_pars_fragment:"#ifdef USE_BUMPMAP\n\tuniform sampler2D bumpMap;\n\tuniform float bumpScale;\n\tvec2 dHdxy_fwd() {\n\t\tvec2 dSTdx = dFdx( vUv );\n\t\tvec2 dSTdy = dFdy( vUv );\n\t\tfloat Hll = bumpScale * texture2D( bumpMap, vUv ).x;\n\t\tfloat dBx = bumpScale * texture2D( bumpMap, vUv + dSTdx ).x - Hll;\n\t\tfloat dBy = bumpScale * texture2D( bumpMap, vUv + dSTdy ).x - Hll;\n\t\treturn vec2( dBx, dBy );\n\t}\n\tvec3 perturbNormalArb( vec3 surf_pos, vec3 surf_norm, vec2 dHdxy ) {\n\t\tvec3 vSigmaX = vec3( dFdx( surf_pos.x ), dFdx( surf_pos.y ), dFdx( surf_pos.z ) );\n\t\tvec3 vSigmaY = vec3( dFdy( surf_pos.x ), dFdy( surf_pos.y ), dFdy( surf_pos.z ) );\n\t\tvec3 vN = surf_norm;\n\t\tvec3 R1 = cross( vSigmaY, vN );\n\t\tvec3 R2 = cross( vN, vSigmaX );\n\t\tfloat fDet = dot( vSigmaX, R1 );\n\t\tfDet *= ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t\tvec3 vGrad = sign( fDet ) * ( dHdxy.x * R1 + dHdxy.y * R2 );\n\t\treturn normalize( abs( fDet ) * surf_norm - vGrad );\n\t}\n#endif",clipping_planes_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvec4 plane;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\tplane = clippingPlanes[ i ];\n\t\tif ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;\n\t}\n\t#pragma unroll_loop_end\n\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\tbool clipped = true;\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tclipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\tif ( clipped ) discard;\n\t#endif\n#endif",clipping_planes_pars_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif",clipping_planes_pars_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n#endif",clipping_planes_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvClipPosition = - mvPosition.xyz;\n#endif",color_fragment:"#ifdef USE_COLOR\n\tdiffuseColor.rgb *= vColor;\n#endif",color_pars_fragment:"#ifdef USE_COLOR\n\tvarying vec3 vColor;\n#endif",color_pars_vertex:"#ifdef USE_COLOR\n\tvarying vec3 vColor;\n#endif",color_vertex:"#ifdef USE_COLOR\n\tvColor.xyz = color.xyz;\n#endif",common:"#define PI 3.14159265359\n#define PI2 6.28318530718\n#define PI_HALF 1.5707963267949\n#define RECIPROCAL_PI 0.31830988618\n#define RECIPROCAL_PI2 0.15915494\n#define LOG2 1.442695\n#define EPSILON 1e-6\n#ifndef saturate\n#define saturate(a) clamp( a, 0.0, 1.0 )\n#endif\n#define whiteComplement(a) ( 1.0 - saturate( a ) )\nfloat pow2( const in float x ) { return x*x; }\nfloat pow3( const in float x ) { return x*x*x; }\nfloat pow4( const in float x ) { float x2 = x*x; return x2*x2; }\nfloat average( const in vec3 color ) { return dot( color, vec3( 0.3333 ) ); }\nhighp float rand( const in vec2 uv ) {\n\tconst highp float a = 12.9898, b = 78.233, c = 43758.5453;\n\thighp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n\treturn fract(sin(sn) * c);\n}\n#ifdef HIGH_PRECISION\n\tfloat precisionSafeLength( vec3 v ) { return length( v ); }\n#else\n\tfloat max3( vec3 v ) { return max( max( v.x, v.y ), v.z ); }\n\tfloat precisionSafeLength( vec3 v ) {\n\t\tfloat maxComponent = max3( abs( v ) );\n\t\treturn length( v / maxComponent ) * maxComponent;\n\t}\n#endif\nstruct IncidentLight {\n\tvec3 color;\n\tvec3 direction;\n\tbool visible;\n};\nstruct ReflectedLight {\n\tvec3 directDiffuse;\n\tvec3 directSpecular;\n\tvec3 indirectDiffuse;\n\tvec3 indirectSpecular;\n};\nstruct GeometricContext {\n\tvec3 position;\n\tvec3 normal;\n\tvec3 viewDir;\n#ifdef CLEARCOAT\n\tvec3 clearcoatNormal;\n#endif\n};\nvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n}\nvec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );\n}\nvec3 projectOnPlane(in vec3 point, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\tfloat distance = dot( planeNormal, point - pointOnPlane );\n\treturn - distance * planeNormal + point;\n}\nfloat sideOfPlane( in vec3 point, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\treturn sign( dot( point - pointOnPlane, planeNormal ) );\n}\nvec3 linePlaneIntersect( in vec3 pointOnLine, in vec3 lineDirection, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\treturn lineDirection * ( dot( planeNormal, pointOnPlane - pointOnLine ) / dot( planeNormal, lineDirection ) ) + pointOnLine;\n}\nmat3 transposeMat3( const in mat3 m ) {\n\tmat3 tmp;\n\ttmp[ 0 ] = vec3( m[ 0 ].x, m[ 1 ].x, m[ 2 ].x );\n\ttmp[ 1 ] = vec3( m[ 0 ].y, m[ 1 ].y, m[ 2 ].y );\n\ttmp[ 2 ] = vec3( m[ 0 ].z, m[ 1 ].z, m[ 2 ].z );\n\treturn tmp;\n}\nfloat linearToRelativeLuminance( const in vec3 color ) {\n\tvec3 weights = vec3( 0.2126, 0.7152, 0.0722 );\n\treturn dot( weights, color.rgb );\n}\nbool isPerspectiveMatrix( mat4 m ) {\n return m[ 2 ][ 3 ] == - 1.0;\n}\nvec2 equirectUv( in vec3 dir ) {\n\tfloat u = atan( dir.z, dir.x ) * RECIPROCAL_PI2 + 0.5;\n\tfloat v = asin( clamp( dir.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\treturn vec2( u, v );\n}",cube_uv_reflection_fragment:"#ifdef ENVMAP_TYPE_CUBE_UV\n#define cubeUV_maxMipLevel 8.0\n#define cubeUV_minMipLevel 4.0\n#define cubeUV_maxTileSize 256.0\n#define cubeUV_minTileSize 16.0\nfloat getFace(vec3 direction) {\n vec3 absDirection = abs(direction);\n float face = -1.0;\n if (absDirection.x > absDirection.z) {\n if (absDirection.x > absDirection.y)\n face = direction.x > 0.0 ? 0.0 : 3.0;\n else\n face = direction.y > 0.0 ? 1.0 : 4.0;\n } else {\n if (absDirection.z > absDirection.y)\n face = direction.z > 0.0 ? 2.0 : 5.0;\n else\n face = direction.y > 0.0 ? 1.0 : 4.0;\n }\n return face;\n}\nvec2 getUV(vec3 direction, float face) {\n vec2 uv;\n if (face == 0.0) {\n uv = vec2(direction.z, direction.y) / abs(direction.x); } else if (face == 1.0) {\n uv = vec2(-direction.x, -direction.z) / abs(direction.y); } else if (face == 2.0) {\n uv = vec2(-direction.x, direction.y) / abs(direction.z); } else if (face == 3.0) {\n uv = vec2(-direction.z, direction.y) / abs(direction.x); } else if (face == 4.0) {\n uv = vec2(-direction.x, direction.z) / abs(direction.y); } else {\n uv = vec2(direction.x, direction.y) / abs(direction.z); }\n return 0.5 * (uv + 1.0);\n}\nvec3 bilinearCubeUV(sampler2D envMap, vec3 direction, float mipInt) {\n float face = getFace(direction);\n float filterInt = max(cubeUV_minMipLevel - mipInt, 0.0);\n mipInt = max(mipInt, cubeUV_minMipLevel);\n float faceSize = exp2(mipInt);\n float texelSize = 1.0 / (3.0 * cubeUV_maxTileSize);\n vec2 uv = getUV(direction, face) * (faceSize - 1.0);\n vec2 f = fract(uv);\n uv += 0.5 - f;\n if (face > 2.0) {\n uv.y += faceSize;\n face -= 3.0;\n }\n uv.x += face * faceSize;\n if(mipInt < cubeUV_maxMipLevel){\n uv.y += 2.0 * cubeUV_maxTileSize;\n }\n uv.y += filterInt * 2.0 * cubeUV_minTileSize;\n uv.x += 3.0 * max(0.0, cubeUV_maxTileSize - 2.0 * faceSize);\n uv *= texelSize;\n vec3 tl = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\n uv.x += texelSize;\n vec3 tr = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\n uv.y += texelSize;\n vec3 br = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\n uv.x -= texelSize;\n vec3 bl = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\n vec3 tm = mix(tl, tr, f.x);\n vec3 bm = mix(bl, br, f.x);\n return mix(tm, bm, f.y);\n}\n#define r0 1.0\n#define v0 0.339\n#define m0 -2.0\n#define r1 0.8\n#define v1 0.276\n#define m1 -1.0\n#define r4 0.4\n#define v4 0.046\n#define m4 2.0\n#define r5 0.305\n#define v5 0.016\n#define m5 3.0\n#define r6 0.21\n#define v6 0.0038\n#define m6 4.0\nfloat roughnessToMip(float roughness) {\n float mip = 0.0;\n if (roughness >= r1) {\n mip = (r0 - roughness) * (m1 - m0) / (r0 - r1) + m0;\n } else if (roughness >= r4) {\n mip = (r1 - roughness) * (m4 - m1) / (r1 - r4) + m1;\n } else if (roughness >= r5) {\n mip = (r4 - roughness) * (m5 - m4) / (r4 - r5) + m4;\n } else if (roughness >= r6) {\n mip = (r5 - roughness) * (m6 - m5) / (r5 - r6) + m5;\n } else {\n mip = -2.0 * log2(1.16 * roughness); }\n return mip;\n}\nvec4 textureCubeUV(sampler2D envMap, vec3 sampleDir, float roughness) {\n float mip = clamp(roughnessToMip(roughness), m0, cubeUV_maxMipLevel);\n float mipF = fract(mip);\n float mipInt = floor(mip);\n vec3 color0 = bilinearCubeUV(envMap, sampleDir, mipInt);\n if (mipF == 0.0) {\n return vec4(color0, 1.0);\n } else {\n vec3 color1 = bilinearCubeUV(envMap, sampleDir, mipInt + 1.0);\n return vec4(mix(color0, color1, mipF), 1.0);\n }\n}\n#endif",defaultnormal_vertex:"vec3 transformedNormal = objectNormal;\n#ifdef USE_INSTANCING\n\tmat3 m = mat3( instanceMatrix );\n\ttransformedNormal /= vec3( dot( m[ 0 ], m[ 0 ] ), dot( m[ 1 ], m[ 1 ] ), dot( m[ 2 ], m[ 2 ] ) );\n\ttransformedNormal = m * transformedNormal;\n#endif\ntransformedNormal = normalMatrix * transformedNormal;\n#ifdef FLIP_SIDED\n\ttransformedNormal = - transformedNormal;\n#endif\n#ifdef USE_TANGENT\n\tvec3 transformedTangent = ( modelViewMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#ifdef FLIP_SIDED\n\t\ttransformedTangent = - transformedTangent;\n\t#endif\n#endif",displacementmap_pars_vertex:"#ifdef USE_DISPLACEMENTMAP\n\tuniform sampler2D displacementMap;\n\tuniform float displacementScale;\n\tuniform float displacementBias;\n#endif",displacementmap_vertex:"#ifdef USE_DISPLACEMENTMAP\n\ttransformed += normalize( objectNormal ) * ( texture2D( displacementMap, vUv ).x * displacementScale + displacementBias );\n#endif",emissivemap_fragment:"#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vUv );\n\temissiveColor.rgb = emissiveMapTexelToLinear( emissiveColor ).rgb;\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif",emissivemap_pars_fragment:"#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif",encodings_fragment:"gl_FragColor = linearToOutputTexel( gl_FragColor );",encodings_pars_fragment:"\nvec4 LinearToLinear( in vec4 value ) {\n\treturn value;\n}\nvec4 GammaToLinear( in vec4 value, in float gammaFactor ) {\n\treturn vec4( pow( value.rgb, vec3( gammaFactor ) ), value.a );\n}\nvec4 LinearToGamma( in vec4 value, in float gammaFactor ) {\n\treturn vec4( pow( value.rgb, vec3( 1.0 / gammaFactor ) ), value.a );\n}\nvec4 sRGBToLinear( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.a );\n}\nvec4 LinearTosRGB( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.a );\n}\nvec4 RGBEToLinear( in vec4 value ) {\n\treturn vec4( value.rgb * exp2( value.a * 255.0 - 128.0 ), 1.0 );\n}\nvec4 LinearToRGBE( in vec4 value ) {\n\tfloat maxComponent = max( max( value.r, value.g ), value.b );\n\tfloat fExp = clamp( ceil( log2( maxComponent ) ), -128.0, 127.0 );\n\treturn vec4( value.rgb / exp2( fExp ), ( fExp + 128.0 ) / 255.0 );\n}\nvec4 RGBMToLinear( in vec4 value, in float maxRange ) {\n\treturn vec4( value.rgb * value.a * maxRange, 1.0 );\n}\nvec4 LinearToRGBM( in vec4 value, in float maxRange ) {\n\tfloat maxRGB = max( value.r, max( value.g, value.b ) );\n\tfloat M = clamp( maxRGB / maxRange, 0.0, 1.0 );\n\tM = ceil( M * 255.0 ) / 255.0;\n\treturn vec4( value.rgb / ( M * maxRange ), M );\n}\nvec4 RGBDToLinear( in vec4 value, in float maxRange ) {\n\treturn vec4( value.rgb * ( ( maxRange / 255.0 ) / value.a ), 1.0 );\n}\nvec4 LinearToRGBD( in vec4 value, in float maxRange ) {\n\tfloat maxRGB = max( value.r, max( value.g, value.b ) );\n\tfloat D = max( maxRange / maxRGB, 1.0 );\n\tD = clamp( floor( D ) / 255.0, 0.0, 1.0 );\n\treturn vec4( value.rgb * ( D * ( 255.0 / maxRange ) ), D );\n}\nconst mat3 cLogLuvM = mat3( 0.2209, 0.3390, 0.4184, 0.1138, 0.6780, 0.7319, 0.0102, 0.1130, 0.2969 );\nvec4 LinearToLogLuv( in vec4 value ) {\n\tvec3 Xp_Y_XYZp = cLogLuvM * value.rgb;\n\tXp_Y_XYZp = max( Xp_Y_XYZp, vec3( 1e-6, 1e-6, 1e-6 ) );\n\tvec4 vResult;\n\tvResult.xy = Xp_Y_XYZp.xy / Xp_Y_XYZp.z;\n\tfloat Le = 2.0 * log2(Xp_Y_XYZp.y) + 127.0;\n\tvResult.w = fract( Le );\n\tvResult.z = ( Le - ( floor( vResult.w * 255.0 ) ) / 255.0 ) / 255.0;\n\treturn vResult;\n}\nconst mat3 cLogLuvInverseM = mat3( 6.0014, -2.7008, -1.7996, -1.3320, 3.1029, -5.7721, 0.3008, -1.0882, 5.6268 );\nvec4 LogLuvToLinear( in vec4 value ) {\n\tfloat Le = value.z * 255.0 + value.w;\n\tvec3 Xp_Y_XYZp;\n\tXp_Y_XYZp.y = exp2( ( Le - 127.0 ) / 2.0 );\n\tXp_Y_XYZp.z = Xp_Y_XYZp.y / value.y;\n\tXp_Y_XYZp.x = value.x * Xp_Y_XYZp.z;\n\tvec3 vRGB = cLogLuvInverseM * Xp_Y_XYZp.rgb;\n\treturn vec4( max( vRGB, 0.0 ), 1.0 );\n}",envmap_fragment:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvec3 cameraToFrag;\n\t\t\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToFrag = normalize( vWorldPosition - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( cameraToFrag, worldNormal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( cameraToFrag, worldNormal, refractionRatio );\n\t\t#endif\n\t#else\n\t\tvec3 reflectVec = vReflect;\n\t#endif\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 envColor = textureCube( envMap, vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );\n\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\tvec4 envColor = textureCubeUV( envMap, reflectVec, 0.0 );\n\t#elif defined( ENVMAP_TYPE_EQUIREC )\n\t\treflectVec = normalize( reflectVec );\n\t\tvec2 sampleUV = equirectUv( reflectVec );\n\t\tvec4 envColor = texture2D( envMap, sampleUV );\n\t#elif defined( ENVMAP_TYPE_SPHERE )\n\t\treflectVec = normalize( reflectVec );\n\t\tvec3 reflectView = normalize( ( viewMatrix * vec4( reflectVec, 0.0 ) ).xyz + vec3( 0.0, 0.0, 1.0 ) );\n\t\tvec4 envColor = texture2D( envMap, reflectView.xy * 0.5 + 0.5 );\n\t#else\n\t\tvec4 envColor = vec4( 0.0 );\n\t#endif\n\t#ifndef ENVMAP_TYPE_CUBE_UV\n\t\tenvColor = envMapTexelToLinear( envColor );\n\t#endif\n\t#ifdef ENVMAP_BLENDING_MULTIPLY\n\t\toutgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_MIX )\n\t\toutgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_ADD )\n\t\toutgoingLight += envColor.xyz * specularStrength * reflectivity;\n\t#endif\n#endif",envmap_common_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float envMapIntensity;\n\tuniform float flipEnvMap;\n\tuniform int maxMipLevel;\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tuniform samplerCube envMap;\n\t#else\n\t\tuniform sampler2D envMap;\n\t#endif\n\t\n#endif",envmap_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float reflectivity;\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\tvarying vec3 vWorldPosition;\n\t\tuniform float refractionRatio;\n\t#else\n\t\tvarying vec3 vReflect;\n\t#endif\n#endif",envmap_pars_vertex:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) ||defined( PHONG )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\t\n\t\tvarying vec3 vWorldPosition;\n\t#else\n\t\tvarying vec3 vReflect;\n\t\tuniform float refractionRatio;\n\t#endif\n#endif",envmap_physical_pars_fragment:"#if defined( USE_ENVMAP )\n\t#ifdef ENVMAP_MODE_REFRACTION\n\t\tuniform float refractionRatio;\n\t#endif\n\tvec3 getLightProbeIndirectIrradiance( const in GeometricContext geometry, const in int maxMIPLevel ) {\n\t\tvec3 worldNormal = inverseTransformDirection( geometry.normal, viewMatrix );\n\t\t#ifdef ENVMAP_TYPE_CUBE\n\t\t\tvec3 queryVec = vec3( flipEnvMap * worldNormal.x, worldNormal.yz );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = textureCubeLodEXT( envMap, queryVec, float( maxMIPLevel ) );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = textureCube( envMap, queryVec, float( maxMIPLevel ) );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, worldNormal, 1.0 );\n\t\t#else\n\t\t\tvec4 envMapColor = vec4( 0.0 );\n\t\t#endif\n\t\treturn PI * envMapColor.rgb * envMapIntensity;\n\t}\n\tfloat getSpecularMIPLevel( const in float roughness, const in int maxMIPLevel ) {\n\t\tfloat maxMIPLevelScalar = float( maxMIPLevel );\n\t\tfloat sigma = PI * roughness * roughness / ( 1.0 + roughness );\n\t\tfloat desiredMIPLevel = maxMIPLevelScalar + log2( sigma );\n\t\treturn clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );\n\t}\n\tvec3 getLightProbeIndirectRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness, const in int maxMIPLevel ) {\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t vec3 reflectVec = reflect( -viewDir, normal );\n\t\t reflectVec = normalize( mix( reflectVec, normal, roughness * roughness) );\n\t\t#else\n\t\t vec3 reflectVec = refract( -viewDir, normal, refractionRatio );\n\t\t#endif\n\t\treflectVec = inverseTransformDirection( reflectVec, viewMatrix );\n\t\tfloat specularMIPLevel = getSpecularMIPLevel( roughness, maxMIPLevel );\n\t\t#ifdef ENVMAP_TYPE_CUBE\n\t\t\tvec3 queryReflectVec = vec3( flipEnvMap * reflectVec.x, reflectVec.yz );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = textureCubeLodEXT( envMap, queryReflectVec, specularMIPLevel );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = textureCube( envMap, queryReflectVec, specularMIPLevel );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, reflectVec, roughness );\n\t\t#elif defined( ENVMAP_TYPE_EQUIREC )\n\t\t\tvec2 sampleUV = equirectUv( reflectVec );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = texture2DLodEXT( envMap, sampleUV, specularMIPLevel );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = texture2D( envMap, sampleUV, specularMIPLevel );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#elif defined( ENVMAP_TYPE_SPHERE )\n\t\t\tvec3 reflectView = normalize( ( viewMatrix * vec4( reflectVec, 0.0 ) ).xyz + vec3( 0.0,0.0,1.0 ) );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = texture2DLodEXT( envMap, reflectView.xy * 0.5 + 0.5, specularMIPLevel );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = texture2D( envMap, reflectView.xy * 0.5 + 0.5, specularMIPLevel );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#endif\n\t\treturn envMapColor.rgb * envMapIntensity;\n\t}\n#endif",envmap_vertex:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvWorldPosition = worldPosition.xyz;\n\t#else\n\t\tvec3 cameraToVertex;\n\t\tif ( isOrthographic ) { \n\t\t\tcameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToVertex = normalize( worldPosition.xyz - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvReflect = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvReflect = refract( cameraToVertex, worldNormal, refractionRatio );\n\t\t#endif\n\t#endif\n#endif",fog_vertex:"#ifdef USE_FOG\n\tfogDepth = -mvPosition.z;\n#endif",fog_pars_vertex:"#ifdef USE_FOG\n\tvarying float fogDepth;\n#endif",fog_fragment:"#ifdef USE_FOG\n\t#ifdef FOG_EXP2\n\t\tfloat fogFactor = 1.0 - exp( - fogDensity * fogDensity * fogDepth * fogDepth );\n\t#else\n\t\tfloat fogFactor = smoothstep( fogNear, fogFar, fogDepth );\n\t#endif\n\tgl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\n#endif",fog_pars_fragment:"#ifdef USE_FOG\n\tuniform vec3 fogColor;\n\tvarying float fogDepth;\n\t#ifdef FOG_EXP2\n\t\tuniform float fogDensity;\n\t#else\n\t\tuniform float fogNear;\n\t\tuniform float fogFar;\n\t#endif\n#endif",gradientmap_pars_fragment:"#ifdef USE_GRADIENTMAP\n\tuniform sampler2D gradientMap;\n#endif\nvec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {\n\tfloat dotNL = dot( normal, lightDirection );\n\tvec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );\n\t#ifdef USE_GRADIENTMAP\n\t\treturn texture2D( gradientMap, coord ).rgb;\n\t#else\n\t\treturn ( coord.x < 0.7 ) ? vec3( 0.7 ) : vec3( 1.0 );\n\t#endif\n}",lightmap_fragment:"#ifdef USE_LIGHTMAP\n\tvec4 lightMapTexel= texture2D( lightMap, vUv2 );\n\treflectedLight.indirectDiffuse += PI * lightMapTexelToLinear( lightMapTexel ).rgb * lightMapIntensity;\n#endif",lightmap_pars_fragment:"#ifdef USE_LIGHTMAP\n\tuniform sampler2D lightMap;\n\tuniform float lightMapIntensity;\n#endif",lights_lambert_vertex:"vec3 diffuse = vec3( 1.0 );\nGeometricContext geometry;\ngeometry.position = mvPosition.xyz;\ngeometry.normal = normalize( transformedNormal );\ngeometry.viewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( -mvPosition.xyz );\nGeometricContext backGeometry;\nbackGeometry.position = geometry.position;\nbackGeometry.normal = -geometry.normal;\nbackGeometry.viewDir = geometry.viewDir;\nvLightFront = vec3( 0.0 );\nvIndirectFront = vec3( 0.0 );\n#ifdef DOUBLE_SIDED\n\tvLightBack = vec3( 0.0 );\n\tvIndirectBack = vec3( 0.0 );\n#endif\nIncidentLight directLight;\nfloat dotNL;\nvec3 directLightColor_Diffuse;\nvIndirectFront += getAmbientLightIrradiance( ambientLightColor );\nvIndirectFront += getLightProbeIrradiance( lightProbe, geometry );\n#ifdef DOUBLE_SIDED\n\tvIndirectBack += getAmbientLightIrradiance( ambientLightColor );\n\tvIndirectBack += getLightProbeIrradiance( lightProbe, backGeometry );\n#endif\n#if NUM_POINT_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tgetPointDirectLightIrradiance( pointLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tgetSpotDirectLightIrradiance( spotLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if NUM_DIR_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tgetDirectionalDirectLightIrradiance( directionalLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\tvIndirectFront += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry );\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvIndirectBack += getHemisphereLightIrradiance( hemisphereLights[ i ], backGeometry );\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif",lights_pars_begin:"uniform bool receiveShadow;\nuniform vec3 ambientLightColor;\nuniform vec3 lightProbe[ 9 ];\nvec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {\n\tfloat x = normal.x, y = normal.y, z = normal.z;\n\tvec3 result = shCoefficients[ 0 ] * 0.886227;\n\tresult += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;\n\tresult += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;\n\tresult += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;\n\tresult += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;\n\tresult += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;\n\tresult += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );\n\tresult += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;\n\tresult += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );\n\treturn result;\n}\nvec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in GeometricContext geometry ) {\n\tvec3 worldNormal = inverseTransformDirection( geometry.normal, viewMatrix );\n\tvec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );\n\treturn irradiance;\n}\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\n\tvec3 irradiance = ambientLightColor;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\treturn irradiance;\n}\n#if NUM_DIR_LIGHTS > 0\n\tstruct DirectionalLight {\n\t\tvec3 direction;\n\t\tvec3 color;\n\t};\n\tuniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];\n\t#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\tvoid getDirectionalDirectLightIrradiance( const in DirectionalLight directionalLight, const in GeometricContext geometry, out IncidentLight directLight ) {\n\t\tdirectLight.color = directionalLight.color;\n\t\tdirectLight.direction = directionalLight.direction;\n\t\tdirectLight.visible = true;\n\t}\n#endif\n#if NUM_POINT_LIGHTS > 0\n\tstruct PointLight {\n\t\tvec3 position;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t};\n\tuniform PointLight pointLights[ NUM_POINT_LIGHTS ];\n\t#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n\tvoid getPointDirectLightIrradiance( const in PointLight pointLight, const in GeometricContext geometry, out IncidentLight directLight ) {\n\t\tvec3 lVector = pointLight.position - geometry.position;\n\t\tdirectLight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tdirectLight.color = pointLight.color;\n\t\tdirectLight.color *= punctualLightIntensityToIrradianceFactor( lightDistance, pointLight.distance, pointLight.decay );\n\t\tdirectLight.visible = ( directLight.color != vec3( 0.0 ) );\n\t}\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\tstruct SpotLight {\n\t\tvec3 position;\n\t\tvec3 direction;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t\tfloat coneCos;\n\t\tfloat penumbraCos;\n\t};\n\tuniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];\n\t#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\tvoid getSpotDirectLightIrradiance( const in SpotLight spotLight, const in GeometricContext geometry, out IncidentLight directLight ) {\n\t\tvec3 lVector = spotLight.position - geometry.position;\n\t\tdirectLight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tfloat angleCos = dot( directLight.direction, spotLight.direction );\n\t\tif ( angleCos > spotLight.coneCos ) {\n\t\t\tfloat spotEffect = smoothstep( spotLight.coneCos, spotLight.penumbraCos, angleCos );\n\t\t\tdirectLight.color = spotLight.color;\n\t\t\tdirectLight.color *= spotEffect * punctualLightIntensityToIrradianceFactor( lightDistance, spotLight.distance, spotLight.decay );\n\t\t\tdirectLight.visible = true;\n\t\t} else {\n\t\t\tdirectLight.color = vec3( 0.0 );\n\t\t\tdirectLight.visible = false;\n\t\t}\n\t}\n#endif\n#if NUM_RECT_AREA_LIGHTS > 0\n\tstruct RectAreaLight {\n\t\tvec3 color;\n\t\tvec3 position;\n\t\tvec3 halfWidth;\n\t\tvec3 halfHeight;\n\t};\n\tuniform sampler2D ltc_1;\tuniform sampler2D ltc_2;\n\tuniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\tstruct HemisphereLight {\n\t\tvec3 direction;\n\t\tvec3 skyColor;\n\t\tvec3 groundColor;\n\t};\n\tuniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];\n\tvec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in GeometricContext geometry ) {\n\t\tfloat dotNL = dot( geometry.normal, hemiLight.direction );\n\t\tfloat hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n\t\tvec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tirradiance *= PI;\n\t\t#endif\n\t\treturn irradiance;\n\t}\n#endif",lights_toon_fragment:"ToonMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;",lights_toon_pars_fragment:"varying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\nstruct ToonMaterial {\n\tvec3\tdiffuseColor;\n\tvec3\tspecularColor;\n\tfloat\tspecularShininess;\n\tfloat\tspecularStrength;\n};\nvoid RE_Direct_Toon( const in IncidentLight directLight, const in GeometricContext geometry, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 irradiance = getGradientIrradiance( geometry.normal, directLight.direction ) * directLight.color;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\treflectedLight.directDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_Specular_BlinnPhong( directLight, geometry, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in GeometricContext geometry, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Toon\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Toon\n#define Material_LightProbeLOD( material )\t(0)",lights_phong_fragment:"BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;",lights_phong_pars_fragment:"varying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\nstruct BlinnPhongMaterial {\n\tvec3\tdiffuseColor;\n\tvec3\tspecularColor;\n\tfloat\tspecularShininess;\n\tfloat\tspecularStrength;\n};\nvoid RE_Direct_BlinnPhong( const in IncidentLight directLight, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\treflectedLight.directDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_Specular_BlinnPhong( directLight, geometry, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_BlinnPhong\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_BlinnPhong\n#define Material_LightProbeLOD( material )\t(0)",lights_physical_fragment:"PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nvec3 dxy = max( abs( dFdx( geometryNormal ) ), abs( dFdy( geometryNormal ) ) );\nfloat geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );\nmaterial.specularRoughness = max( roughnessFactor, 0.0525 );material.specularRoughness += geometryRoughness;\nmaterial.specularRoughness = min( material.specularRoughness, 1.0 );\n#ifdef REFLECTIVITY\n\tmaterial.specularColor = mix( vec3( MAXIMUM_SPECULAR_COEFFICIENT * pow2( reflectivity ) ), diffuseColor.rgb, metalnessFactor );\n#else\n\tmaterial.specularColor = mix( vec3( DEFAULT_SPECULAR_COEFFICIENT ), diffuseColor.rgb, metalnessFactor );\n#endif\n#ifdef CLEARCOAT\n\tmaterial.clearcoat = clearcoat;\n\tmaterial.clearcoatRoughness = clearcoatRoughness;\n\t#ifdef USE_CLEARCOATMAP\n\t\tmaterial.clearcoat *= texture2D( clearcoatMap, vUv ).x;\n\t#endif\n\t#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\t\tmaterial.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vUv ).y;\n\t#endif\n\tmaterial.clearcoat = saturate( material.clearcoat );\tmaterial.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 );\n\tmaterial.clearcoatRoughness += geometryRoughness;\n\tmaterial.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 );\n#endif\n#ifdef USE_SHEEN\n\tmaterial.sheenColor = sheen;\n#endif",lights_physical_pars_fragment:"struct PhysicalMaterial {\n\tvec3\tdiffuseColor;\n\tfloat\tspecularRoughness;\n\tvec3\tspecularColor;\n#ifdef CLEARCOAT\n\tfloat clearcoat;\n\tfloat clearcoatRoughness;\n#endif\n#ifdef USE_SHEEN\n\tvec3 sheenColor;\n#endif\n};\n#define MAXIMUM_SPECULAR_COEFFICIENT 0.16\n#define DEFAULT_SPECULAR_COEFFICIENT 0.04\nfloat clearcoatDHRApprox( const in float roughness, const in float dotNL ) {\n\treturn DEFAULT_SPECULAR_COEFFICIENT + ( 1.0 - DEFAULT_SPECULAR_COEFFICIENT ) * ( pow( 1.0 - dotNL, 5.0 ) * pow( 1.0 - roughness, 2.0 ) );\n}\n#if NUM_RECT_AREA_LIGHTS > 0\n\tvoid RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 normal = geometry.normal;\n\t\tvec3 viewDir = geometry.viewDir;\n\t\tvec3 position = geometry.position;\n\t\tvec3 lightPos = rectAreaLight.position;\n\t\tvec3 halfWidth = rectAreaLight.halfWidth;\n\t\tvec3 halfHeight = rectAreaLight.halfHeight;\n\t\tvec3 lightColor = rectAreaLight.color;\n\t\tfloat roughness = material.specularRoughness;\n\t\tvec3 rectCoords[ 4 ];\n\t\trectCoords[ 0 ] = lightPos + halfWidth - halfHeight;\t\trectCoords[ 1 ] = lightPos - halfWidth - halfHeight;\n\t\trectCoords[ 2 ] = lightPos - halfWidth + halfHeight;\n\t\trectCoords[ 3 ] = lightPos + halfWidth + halfHeight;\n\t\tvec2 uv = LTC_Uv( normal, viewDir, roughness );\n\t\tvec4 t1 = texture2D( ltc_1, uv );\n\t\tvec4 t2 = texture2D( ltc_2, uv );\n\t\tmat3 mInv = mat3(\n\t\t\tvec3( t1.x, 0, t1.y ),\n\t\t\tvec3( 0, 1, 0 ),\n\t\t\tvec3( t1.z, 0, t1.w )\n\t\t);\n\t\tvec3 fresnel = ( material.specularColor * t2.x + ( vec3( 1.0 ) - material.specularColor ) * t2.y );\n\t\treflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );\n\t\treflectedLight.directDiffuse += lightColor * material.diffuseColor * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );\n\t}\n#endif\nvoid RE_Direct_Physical( const in IncidentLight directLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\t#ifdef CLEARCOAT\n\t\tfloat ccDotNL = saturate( dot( geometry.clearcoatNormal, directLight.direction ) );\n\t\tvec3 ccIrradiance = ccDotNL * directLight.color;\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tccIrradiance *= PI;\n\t\t#endif\n\t\tfloat clearcoatDHR = material.clearcoat * clearcoatDHRApprox( material.clearcoatRoughness, ccDotNL );\n\t\treflectedLight.directSpecular += ccIrradiance * material.clearcoat * BRDF_Specular_GGX( directLight, geometry.viewDir, geometry.clearcoatNormal, vec3( DEFAULT_SPECULAR_COEFFICIENT ), material.clearcoatRoughness );\n\t#else\n\t\tfloat clearcoatDHR = 0.0;\n\t#endif\n\t#ifdef USE_SHEEN\n\t\treflectedLight.directSpecular += ( 1.0 - clearcoatDHR ) * irradiance * BRDF_Specular_Sheen(\n\t\t\tmaterial.specularRoughness,\n\t\t\tdirectLight.direction,\n\t\t\tgeometry,\n\t\t\tmaterial.sheenColor\n\t\t);\n\t#else\n\t\treflectedLight.directSpecular += ( 1.0 - clearcoatDHR ) * irradiance * BRDF_Specular_GGX( directLight, geometry.viewDir, geometry.normal, material.specularColor, material.specularRoughness);\n\t#endif\n\treflectedLight.directDiffuse += ( 1.0 - clearcoatDHR ) * irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {\n\t#ifdef CLEARCOAT\n\t\tfloat ccDotNV = saturate( dot( geometry.clearcoatNormal, geometry.viewDir ) );\n\t\treflectedLight.indirectSpecular += clearcoatRadiance * material.clearcoat * BRDF_Specular_GGX_Environment( geometry.viewDir, geometry.clearcoatNormal, vec3( DEFAULT_SPECULAR_COEFFICIENT ), material.clearcoatRoughness );\n\t\tfloat ccDotNL = ccDotNV;\n\t\tfloat clearcoatDHR = material.clearcoat * clearcoatDHRApprox( material.clearcoatRoughness, ccDotNL );\n\t#else\n\t\tfloat clearcoatDHR = 0.0;\n\t#endif\n\tfloat clearcoatInv = 1.0 - clearcoatDHR;\n\tvec3 singleScattering = vec3( 0.0 );\n\tvec3 multiScattering = vec3( 0.0 );\n\tvec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;\n\tBRDF_Specular_Multiscattering_Environment( geometry, material.specularColor, material.specularRoughness, singleScattering, multiScattering );\n\tvec3 diffuse = material.diffuseColor * ( 1.0 - ( singleScattering + multiScattering ) );\n\treflectedLight.indirectSpecular += clearcoatInv * radiance * singleScattering;\n\treflectedLight.indirectSpecular += multiScattering * cosineWeightedIrradiance;\n\treflectedLight.indirectDiffuse += diffuse * cosineWeightedIrradiance;\n}\n#define RE_Direct\t\t\t\tRE_Direct_Physical\n#define RE_Direct_RectArea\t\tRE_Direct_RectArea_Physical\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Physical\n#define RE_IndirectSpecular\t\tRE_IndirectSpecular_Physical\nfloat computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {\n\treturn saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );\n}",lights_fragment_begin:"\nGeometricContext geometry;\ngeometry.position = - vViewPosition;\ngeometry.normal = normal;\ngeometry.viewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );\n#ifdef CLEARCOAT\n\tgeometry.clearcoatNormal = clearcoatNormal;\n#endif\nIncidentLight directLight;\n#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )\n\tPointLight pointLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tgetPointDirectLightIrradiance( pointLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS )\n\t\tpointLightShadow = pointLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n\tSpotLight spotLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tgetSpotDirectLightIrradiance( spotLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\tspotLightShadow = spotLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\n\tDirectionalLight directionalLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tgetDirectionalDirectLightIrradiance( directionalLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )\n\t\tdirectionalLightShadow = directionalLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )\n\tRectAreaLight rectAreaLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {\n\t\trectAreaLight = rectAreaLights[ i ];\n\t\tRE_Direct_RectArea( rectAreaLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if defined( RE_IndirectDiffuse )\n\tvec3 iblIrradiance = vec3( 0.0 );\n\tvec3 irradiance = getAmbientLightIrradiance( ambientLightColor );\n\tirradiance += getLightProbeIrradiance( lightProbe, geometry );\n\t#if ( NUM_HEMI_LIGHTS > 0 )\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\t\tirradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry );\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if defined( RE_IndirectSpecular )\n\tvec3 radiance = vec3( 0.0 );\n\tvec3 clearcoatRadiance = vec3( 0.0 );\n#endif",lights_fragment_maps:"#if defined( RE_IndirectDiffuse )\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel= texture2D( lightMap, vUv2 );\n\t\tvec3 lightMapIrradiance = lightMapTexelToLinear( lightMapTexel ).rgb * lightMapIntensity;\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tlightMapIrradiance *= PI;\n\t\t#endif\n\t\tirradiance += lightMapIrradiance;\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( STANDARD ) && defined( ENVMAP_TYPE_CUBE_UV )\n\t\tiblIrradiance += getLightProbeIndirectIrradiance( geometry, maxMipLevel );\n\t#endif\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\tradiance += getLightProbeIndirectRadiance( geometry.viewDir, geometry.normal, material.specularRoughness, maxMipLevel );\n\t#ifdef CLEARCOAT\n\t\tclearcoatRadiance += getLightProbeIndirectRadiance( geometry.viewDir, geometry.clearcoatNormal, material.clearcoatRoughness, maxMipLevel );\n\t#endif\n#endif",lights_fragment_end:"#if defined( RE_IndirectDiffuse )\n\tRE_IndirectDiffuse( irradiance, geometry, material, reflectedLight );\n#endif\n#if defined( RE_IndirectSpecular )\n\tRE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometry, material, reflectedLight );\n#endif",logdepthbuf_fragment:"#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n\tgl_FragDepthEXT = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;\n#endif",logdepthbuf_pars_fragment:"#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n\tuniform float logDepthBufFC;\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_pars_vertex:"#ifdef USE_LOGDEPTHBUF\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvarying float vFragDepth;\n\t\tvarying float vIsPerspective;\n\t#else\n\t\tuniform float logDepthBufFC;\n\t#endif\n#endif",logdepthbuf_vertex:"#ifdef USE_LOGDEPTHBUF\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvFragDepth = 1.0 + gl_Position.w;\n\t\tvIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );\n\t#else\n\t\tif ( isPerspectiveMatrix( projectionMatrix ) ) {\n\t\t\tgl_Position.z = log2( max( EPSILON, gl_Position.w + 1.0 ) ) * logDepthBufFC - 1.0;\n\t\t\tgl_Position.z *= gl_Position.w;\n\t\t}\n\t#endif\n#endif",map_fragment:"#ifdef USE_MAP\n\tvec4 texelColor = texture2D( map, vUv );\n\ttexelColor = mapTexelToLinear( texelColor );\n\tdiffuseColor *= texelColor;\n#endif",map_pars_fragment:"#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif",map_particle_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\tvec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;\n#endif\n#ifdef USE_MAP\n\tvec4 mapTexel = texture2D( map, uv );\n\tdiffuseColor *= mapTexelToLinear( mapTexel );\n#endif\n#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, uv ).g;\n#endif",map_particle_pars_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\tuniform mat3 uvTransform;\n#endif\n#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",metalnessmap_fragment:"float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n\tvec4 texelMetalness = texture2D( metalnessMap, vUv );\n\tmetalnessFactor *= texelMetalness.b;\n#endif",metalnessmap_pars_fragment:"#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif",morphnormal_vertex:"#ifdef USE_MORPHNORMALS\n\tobjectNormal *= morphTargetBaseInfluence;\n\tobjectNormal += morphNormal0 * morphTargetInfluences[ 0 ];\n\tobjectNormal += morphNormal1 * morphTargetInfluences[ 1 ];\n\tobjectNormal += morphNormal2 * morphTargetInfluences[ 2 ];\n\tobjectNormal += morphNormal3 * morphTargetInfluences[ 3 ];\n#endif",morphtarget_pars_vertex:"#ifdef USE_MORPHTARGETS\n\tuniform float morphTargetBaseInfluence;\n\t#ifndef USE_MORPHNORMALS\n\tuniform float morphTargetInfluences[ 8 ];\n\t#else\n\tuniform float morphTargetInfluences[ 4 ];\n\t#endif\n#endif",morphtarget_vertex:"#ifdef USE_MORPHTARGETS\n\ttransformed *= morphTargetBaseInfluence;\n\ttransformed += morphTarget0 * morphTargetInfluences[ 0 ];\n\ttransformed += morphTarget1 * morphTargetInfluences[ 1 ];\n\ttransformed += morphTarget2 * morphTargetInfluences[ 2 ];\n\ttransformed += morphTarget3 * morphTargetInfluences[ 3 ];\n\t#ifndef USE_MORPHNORMALS\n\ttransformed += morphTarget4 * morphTargetInfluences[ 4 ];\n\ttransformed += morphTarget5 * morphTargetInfluences[ 5 ];\n\ttransformed += morphTarget6 * morphTargetInfluences[ 6 ];\n\ttransformed += morphTarget7 * morphTargetInfluences[ 7 ];\n\t#endif\n#endif",normal_fragment_begin:"#ifdef FLAT_SHADED\n\tvec3 fdx = vec3( dFdx( vViewPosition.x ), dFdx( vViewPosition.y ), dFdx( vViewPosition.z ) );\n\tvec3 fdy = vec3( dFdy( vViewPosition.x ), dFdy( vViewPosition.y ), dFdy( vViewPosition.z ) );\n\tvec3 normal = normalize( cross( fdx, fdy ) );\n#else\n\tvec3 normal = normalize( vNormal );\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t#endif\n\t#ifdef USE_TANGENT\n\t\tvec3 tangent = normalize( vTangent );\n\t\tvec3 bitangent = normalize( vBitangent );\n\t\t#ifdef DOUBLE_SIDED\n\t\t\ttangent = tangent * ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t\t\tbitangent = bitangent * ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t\t#endif\n\t\t#if defined( TANGENTSPACE_NORMALMAP ) || defined( USE_CLEARCOAT_NORMALMAP )\n\t\t\tmat3 vTBN = mat3( tangent, bitangent, normal );\n\t\t#endif\n\t#endif\n#endif\nvec3 geometryNormal = normal;",normal_fragment_maps:"#ifdef OBJECTSPACE_NORMALMAP\n\tnormal = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\t#ifdef FLIP_SIDED\n\t\tnormal = - normal;\n\t#endif\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t#endif\n\tnormal = normalize( normalMatrix * normal );\n#elif defined( TANGENTSPACE_NORMALMAP )\n\tvec3 mapN = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\tmapN.xy *= normalScale;\n\t#ifdef USE_TANGENT\n\t\tnormal = normalize( vTBN * mapN );\n\t#else\n\t\tnormal = perturbNormal2Arb( -vViewPosition, normal, mapN );\n\t#endif\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( -vViewPosition, normal, dHdxy_fwd() );\n#endif",normalmap_pars_fragment:"#ifdef USE_NORMALMAP\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n#endif\n#ifdef OBJECTSPACE_NORMALMAP\n\tuniform mat3 normalMatrix;\n#endif\n#if ! defined ( USE_TANGENT ) && ( defined ( TANGENTSPACE_NORMALMAP ) || defined ( USE_CLEARCOAT_NORMALMAP ) )\n\tvec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec3 mapN ) {\n\t\tvec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );\n\t\tvec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );\n\t\tvec2 st0 = dFdx( vUv.st );\n\t\tvec2 st1 = dFdy( vUv.st );\n\t\tfloat scale = sign( st1.t * st0.s - st0.t * st1.s );\n\t\tvec3 S = normalize( ( q0 * st1.t - q1 * st0.t ) * scale );\n\t\tvec3 T = normalize( ( - q0 * st1.s + q1 * st0.s ) * scale );\n\t\tvec3 N = normalize( surf_norm );\n\t\tmat3 tsn = mat3( S, T, N );\n\t\tmapN.xy *= ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t\treturn normalize( tsn * mapN );\n\t}\n#endif",clearcoat_normal_fragment_begin:"#ifdef CLEARCOAT\n\tvec3 clearcoatNormal = geometryNormal;\n#endif",clearcoat_normal_fragment_maps:"#ifdef USE_CLEARCOAT_NORMALMAP\n\tvec3 clearcoatMapN = texture2D( clearcoatNormalMap, vUv ).xyz * 2.0 - 1.0;\n\tclearcoatMapN.xy *= clearcoatNormalScale;\n\t#ifdef USE_TANGENT\n\t\tclearcoatNormal = normalize( vTBN * clearcoatMapN );\n\t#else\n\t\tclearcoatNormal = perturbNormal2Arb( - vViewPosition, clearcoatNormal, clearcoatMapN );\n\t#endif\n#endif",clearcoat_pars_fragment:"#ifdef USE_CLEARCOATMAP\n\tuniform sampler2D clearcoatMap;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform sampler2D clearcoatRoughnessMap;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform sampler2D clearcoatNormalMap;\n\tuniform vec2 clearcoatNormalScale;\n#endif",packing:"vec3 packNormalToRGB( const in vec3 normal ) {\n\treturn normalize( normal ) * 0.5 + 0.5;\n}\nvec3 unpackRGBToNormal( const in vec3 rgb ) {\n\treturn 2.0 * rgb.xyz - 1.0;\n}\nconst float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;\nconst vec3 PackFactors = vec3( 256. * 256. * 256., 256. * 256., 256. );\nconst vec4 UnpackFactors = UnpackDownscale / vec4( PackFactors, 1. );\nconst float ShiftRight8 = 1. / 256.;\nvec4 packDepthToRGBA( const in float v ) {\n\tvec4 r = vec4( fract( v * PackFactors ), v );\n\tr.yzw -= r.xyz * ShiftRight8;\treturn r * PackUpscale;\n}\nfloat unpackRGBAToDepth( const in vec4 v ) {\n\treturn dot( v, UnpackFactors );\n}\nvec4 pack2HalfToRGBA( vec2 v ) {\n\tvec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ));\n\treturn vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w);\n}\nvec2 unpackRGBATo2Half( vec4 v ) {\n\treturn vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) );\n}\nfloat viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( viewZ + near ) / ( near - far );\n}\nfloat orthographicDepthToViewZ( const in float linearClipZ, const in float near, const in float far ) {\n\treturn linearClipZ * ( near - far ) - near;\n}\nfloat viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn (( near + viewZ ) * far ) / (( far - near ) * viewZ );\n}\nfloat perspectiveDepthToViewZ( const in float invClipZ, const in float near, const in float far ) {\n\treturn ( near * far ) / ( ( far - near ) * invClipZ - far );\n}",premultiplied_alpha_fragment:"#ifdef PREMULTIPLIED_ALPHA\n\tgl_FragColor.rgb *= gl_FragColor.a;\n#endif",project_vertex:"vec4 mvPosition = vec4( transformed, 1.0 );\n#ifdef USE_INSTANCING\n\tmvPosition = instanceMatrix * mvPosition;\n#endif\nmvPosition = modelViewMatrix * mvPosition;\ngl_Position = projectionMatrix * mvPosition;",dithering_fragment:"#ifdef DITHERING\n\tgl_FragColor.rgb = dithering( gl_FragColor.rgb );\n#endif",dithering_pars_fragment:"#ifdef DITHERING\n\tvec3 dithering( vec3 color ) {\n\t\tfloat grid_position = rand( gl_FragCoord.xy );\n\t\tvec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );\n\t\tdither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );\n\t\treturn color + dither_shift_RGB;\n\t}\n#endif",roughnessmap_fragment:"float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n\tvec4 texelRoughness = texture2D( roughnessMap, vUv );\n\troughnessFactor *= texelRoughness.g;\n#endif",roughnessmap_pars_fragment:"#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif",shadowmap_pars_fragment:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n\tfloat texture2DCompare( sampler2D depths, vec2 uv, float compare ) {\n\t\treturn step( compare, unpackRGBAToDepth( texture2D( depths, uv ) ) );\n\t}\n\tvec2 texture2DDistribution( sampler2D shadow, vec2 uv ) {\n\t\treturn unpackRGBATo2Half( texture2D( shadow, uv ) );\n\t}\n\tfloat VSMShadow (sampler2D shadow, vec2 uv, float compare ){\n\t\tfloat occlusion = 1.0;\n\t\tvec2 distribution = texture2DDistribution( shadow, uv );\n\t\tfloat hard_shadow = step( compare , distribution.x );\n\t\tif (hard_shadow != 1.0 ) {\n\t\t\tfloat distance = compare - distribution.x ;\n\t\t\tfloat variance = max( 0.00000, distribution.y * distribution.y );\n\t\t\tfloat softness_probability = variance / (variance + distance * distance );\t\t\tsoftness_probability = clamp( ( softness_probability - 0.3 ) / ( 0.95 - 0.3 ), 0.0, 1.0 );\t\t\tocclusion = clamp( max( hard_shadow, softness_probability ), 0.0, 1.0 );\n\t\t}\n\t\treturn occlusion;\n\t}\n\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\tfloat shadow = 1.0;\n\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\tshadowCoord.z += shadowBias;\n\t\tbvec4 inFrustumVec = bvec4 ( shadowCoord.x >= 0.0, shadowCoord.x <= 1.0, shadowCoord.y >= 0.0, shadowCoord.y <= 1.0 );\n\t\tbool inFrustum = all( inFrustumVec );\n\t\tbvec2 frustumTestVec = bvec2( inFrustum, shadowCoord.z <= 1.0 );\n\t\tbool frustumTest = all( frustumTestVec );\n\t\tif ( frustumTest ) {\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx0 = - texelSize.x * shadowRadius;\n\t\t\tfloat dy0 = - texelSize.y * shadowRadius;\n\t\t\tfloat dx1 = + texelSize.x * shadowRadius;\n\t\t\tfloat dy1 = + texelSize.y * shadowRadius;\n\t\t\tfloat dx2 = dx0 / 2.0;\n\t\t\tfloat dy2 = dy0 / 2.0;\n\t\t\tfloat dx3 = dx1 / 2.0;\n\t\t\tfloat dy3 = dy1 / 2.0;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )\n\t\t\t) * ( 1.0 / 17.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_PCF_SOFT )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx = texelSize.x;\n\t\t\tfloat dy = texelSize.y;\n\t\t\tvec2 uv = shadowCoord.xy;\n\t\t\tvec2 f = fract( uv * shadowMapSize + 0.5 );\n\t\t\tuv -= f * texelSize;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, uv, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( dx, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( 0.0, dy ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + texelSize, shadowCoord.z ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, 0.0 ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 0.0 ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, dy ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, dy ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( 0.0, -dy ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 0.0, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( dx, -dy ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( mix( texture2DCompare( shadowMap, uv + vec2( -dx, -dy ), shadowCoord.z ), \n\t\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, -dy ), shadowCoord.z ),\n\t\t\t\t\t\t f.x ),\n\t\t\t\t\t mix( texture2DCompare( shadowMap, uv + vec2( -dx, 2.0 * dy ), shadowCoord.z ), \n\t\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t\t f.x ),\n\t\t\t\t\t f.y )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_VSM )\n\t\t\tshadow = VSMShadow( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#else\n\t\t\tshadow = texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#endif\n\t\t}\n\t\treturn shadow;\n\t}\n\tvec2 cubeToUV( vec3 v, float texelSizeY ) {\n\t\tvec3 absV = abs( v );\n\t\tfloat scaleToCube = 1.0 / max( absV.x, max( absV.y, absV.z ) );\n\t\tabsV *= scaleToCube;\n\t\tv *= scaleToCube * ( 1.0 - 2.0 * texelSizeY );\n\t\tvec2 planar = v.xy;\n\t\tfloat almostATexel = 1.5 * texelSizeY;\n\t\tfloat almostOne = 1.0 - almostATexel;\n\t\tif ( absV.z >= almostOne ) {\n\t\t\tif ( v.z > 0.0 )\n\t\t\t\tplanar.x = 4.0 - v.x;\n\t\t} else if ( absV.x >= almostOne ) {\n\t\t\tfloat signX = sign( v.x );\n\t\t\tplanar.x = v.z * signX + 2.0 * signX;\n\t\t} else if ( absV.y >= almostOne ) {\n\t\t\tfloat signY = sign( v.y );\n\t\t\tplanar.x = v.x + 2.0 * signY + 2.0;\n\t\t\tplanar.y = v.z * signY - 2.0;\n\t\t}\n\t\treturn vec2( 0.125, 0.25 ) * planar + vec2( 0.375, 0.75 );\n\t}\n\tfloat getPointShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tvec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tfloat dp = ( length( lightToPosition ) - shadowCameraNear ) / ( shadowCameraFar - shadowCameraNear );\t\tdp += shadowBias;\n\t\tvec3 bd3D = normalize( lightToPosition );\n\t\t#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT ) || defined( SHADOWMAP_TYPE_VSM )\n\t\t\tvec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;\n\t\t\treturn (\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#else\n\t\t\treturn texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );\n\t\t#endif\n\t}\n#endif",shadowmap_pars_vertex:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 spotShadowMatrix[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n#endif",shadowmap_vertex:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * worldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tvSpotShadowCoord[ i ] = spotShadowMatrix[ i ] * worldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * worldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n#endif",shadowmask_pars_fragment:"float getShadowMask() {\n\tfloat shadow = 1.0;\n\t#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tdirectionalLight = directionalLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tspotLight = spotLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowBias, spotLight.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tpointLight = pointLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#endif\n\treturn shadow;\n}",skinbase_vertex:"#ifdef USE_SKINNING\n\tmat4 boneMatX = getBoneMatrix( skinIndex.x );\n\tmat4 boneMatY = getBoneMatrix( skinIndex.y );\n\tmat4 boneMatZ = getBoneMatrix( skinIndex.z );\n\tmat4 boneMatW = getBoneMatrix( skinIndex.w );\n#endif",skinning_pars_vertex:"#ifdef USE_SKINNING\n\tuniform mat4 bindMatrix;\n\tuniform mat4 bindMatrixInverse;\n\t#ifdef BONE_TEXTURE\n\t\tuniform highp sampler2D boneTexture;\n\t\tuniform int boneTextureSize;\n\t\tmat4 getBoneMatrix( const in float i ) {\n\t\t\tfloat j = i * 4.0;\n\t\t\tfloat x = mod( j, float( boneTextureSize ) );\n\t\t\tfloat y = floor( j / float( boneTextureSize ) );\n\t\t\tfloat dx = 1.0 / float( boneTextureSize );\n\t\t\tfloat dy = 1.0 / float( boneTextureSize );\n\t\t\ty = dy * ( y + 0.5 );\n\t\t\tvec4 v1 = texture2D( boneTexture, vec2( dx * ( x + 0.5 ), y ) );\n\t\t\tvec4 v2 = texture2D( boneTexture, vec2( dx * ( x + 1.5 ), y ) );\n\t\t\tvec4 v3 = texture2D( boneTexture, vec2( dx * ( x + 2.5 ), y ) );\n\t\t\tvec4 v4 = texture2D( boneTexture, vec2( dx * ( x + 3.5 ), y ) );\n\t\t\tmat4 bone = mat4( v1, v2, v3, v4 );\n\t\t\treturn bone;\n\t\t}\n\t#else\n\t\tuniform mat4 boneMatrices[ MAX_BONES ];\n\t\tmat4 getBoneMatrix( const in float i ) {\n\t\t\tmat4 bone = boneMatrices[ int(i) ];\n\t\t\treturn bone;\n\t\t}\n\t#endif\n#endif",skinning_vertex:"#ifdef USE_SKINNING\n\tvec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );\n\tvec4 skinned = vec4( 0.0 );\n\tskinned += boneMatX * skinVertex * skinWeight.x;\n\tskinned += boneMatY * skinVertex * skinWeight.y;\n\tskinned += boneMatZ * skinVertex * skinWeight.z;\n\tskinned += boneMatW * skinVertex * skinWeight.w;\n\ttransformed = ( bindMatrixInverse * skinned ).xyz;\n#endif",skinnormal_vertex:"#ifdef USE_SKINNING\n\tmat4 skinMatrix = mat4( 0.0 );\n\tskinMatrix += skinWeight.x * boneMatX;\n\tskinMatrix += skinWeight.y * boneMatY;\n\tskinMatrix += skinWeight.z * boneMatZ;\n\tskinMatrix += skinWeight.w * boneMatW;\n\tskinMatrix = bindMatrixInverse * skinMatrix * bindMatrix;\n\tobjectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;\n\t#ifdef USE_TANGENT\n\t\tobjectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#endif\n#endif",specularmap_fragment:"float specularStrength;\n#ifdef USE_SPECULARMAP\n\tvec4 texelSpecular = texture2D( specularMap, vUv );\n\tspecularStrength = texelSpecular.r;\n#else\n\tspecularStrength = 1.0;\n#endif",specularmap_pars_fragment:"#ifdef USE_SPECULARMAP\n\tuniform sampler2D specularMap;\n#endif",tonemapping_fragment:"#if defined( TONE_MAPPING )\n\tgl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n#endif",tonemapping_pars_fragment:"#ifndef saturate\n#define saturate(a) clamp( a, 0.0, 1.0 )\n#endif\nuniform float toneMappingExposure;\nuniform float toneMappingWhitePoint;\nvec3 LinearToneMapping( vec3 color ) {\n\treturn toneMappingExposure * color;\n}\nvec3 ReinhardToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( color / ( vec3( 1.0 ) + color ) );\n}\n#define Uncharted2Helper( x ) max( ( ( x * ( 0.15 * x + 0.10 * 0.50 ) + 0.20 * 0.02 ) / ( x * ( 0.15 * x + 0.50 ) + 0.20 * 0.30 ) ) - 0.02 / 0.30, vec3( 0.0 ) )\nvec3 Uncharted2ToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( Uncharted2Helper( color ) / Uncharted2Helper( vec3( toneMappingWhitePoint ) ) );\n}\nvec3 OptimizedCineonToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\tcolor = max( vec3( 0.0 ), color - 0.004 );\n\treturn pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );\n}\nvec3 ACESFilmicToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( ( color * ( 2.51 * color + 0.03 ) ) / ( color * ( 2.43 * color + 0.59 ) + 0.14 ) );\n}",uv_pars_fragment:"#if ( defined( USE_UV ) && ! defined( UVS_VERTEX_ONLY ) )\n\tvarying vec2 vUv;\n#endif",uv_pars_vertex:"#ifdef USE_UV\n\t#ifdef UVS_VERTEX_ONLY\n\t\tvec2 vUv;\n\t#else\n\t\tvarying vec2 vUv;\n\t#endif\n\tuniform mat3 uvTransform;\n#endif",uv_vertex:"#ifdef USE_UV\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n#endif",uv2_pars_fragment:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvarying vec2 vUv2;\n#endif",uv2_pars_vertex:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tattribute vec2 uv2;\n\tvarying vec2 vUv2;\n\tuniform mat3 uv2Transform;\n#endif",uv2_vertex:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvUv2 = ( uv2Transform * vec3( uv2, 1 ) ).xy;\n#endif",worldpos_vertex:"#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP )\n\tvec4 worldPosition = vec4( transformed, 1.0 );\n\t#ifdef USE_INSTANCING\n\t\tworldPosition = instanceMatrix * worldPosition;\n\t#endif\n\tworldPosition = modelMatrix * worldPosition;\n#endif",background_frag:"uniform sampler2D t2D;\nvarying vec2 vUv;\nvoid main() {\n\tvec4 texColor = texture2D( t2D, vUv );\n\tgl_FragColor = mapTexelToLinear( texColor );\n\t#include \n\t#include \n}",background_vert:"varying vec2 vUv;\nuniform mat3 uvTransform;\nvoid main() {\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\tgl_Position = vec4( position.xy, 1.0, 1.0 );\n}",cube_frag:"#include \nuniform float opacity;\nvarying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvec3 vReflect = vWorldDirection;\n\t#include \n\tgl_FragColor = envColor;\n\tgl_FragColor.a *= opacity;\n\t#include \n\t#include \n}",cube_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n\tgl_Position.z = gl_Position.w;\n}",depth_frag:"#if DEPTH_PACKING == 3200\n\tuniform float opacity;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( 1.0 );\n\t#if DEPTH_PACKING == 3200\n\t\tdiffuseColor.a = opacity;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\tfloat fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;\n\t#if DEPTH_PACKING == 3200\n\t\tgl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );\n\t#elif DEPTH_PACKING == 3201\n\t\tgl_FragColor = packDepthToRGBA( fragCoordZ );\n\t#endif\n}",depth_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvHighPrecisionZW = gl_Position.zw;\n}",distanceRGBA_frag:"#define DISTANCE\nuniform vec3 referencePosition;\nuniform float nearDistance;\nuniform float farDistance;\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main () {\n\t#include \n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include \n\t#include \n\t#include \n\tfloat dist = length( vWorldPosition - referencePosition );\n\tdist = ( dist - nearDistance ) / ( farDistance - nearDistance );\n\tdist = saturate( dist );\n\tgl_FragColor = packDepthToRGBA( dist );\n}",distanceRGBA_vert:"#define DISTANCE\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvWorldPosition = worldPosition.xyz;\n}",equirect_frag:"uniform sampler2D tEquirect;\nvarying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvec3 direction = normalize( vWorldDirection );\n\tvec2 sampleUV = equirectUv( direction );\n\tvec4 texColor = texture2D( tEquirect, sampleUV );\n\tgl_FragColor = mapTexelToLinear( texColor );\n\t#include \n\t#include \n}",equirect_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n}",linedashed_frag:"uniform vec3 diffuse;\nuniform float opacity;\nuniform float dashSize;\nuniform float totalSize;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tif ( mod( vLineDistance, totalSize ) > dashSize ) {\n\t\tdiscard;\n\t}\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n}",linedashed_vert:"uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvLineDistance = scale * lineDistance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshbasic_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\t#ifdef USE_LIGHTMAP\n\t\n\t\tvec4 lightMapTexel= texture2D( lightMap, vUv2 );\n\t\treflectedLight.indirectDiffuse += lightMapTexelToLinear( lightMapTexel ).rgb * lightMapIntensity;\n\t#else\n\t\treflectedLight.indirectDiffuse += vec3( 1.0 );\n\t#endif\n\t#include \n\treflectedLight.indirectDiffuse *= diffuseColor.rgb;\n\tvec3 outgoingLight = reflectedLight.indirectDiffuse;\n\t#include \n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshbasic_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef USE_ENVMAP\n\t#include \n\t#include \n\t#include \n\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshlambert_frag:"uniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\nvarying vec3 vLightFront;\nvarying vec3 vIndirectFront;\n#ifdef DOUBLE_SIDED\n\tvarying vec3 vLightBack;\n\tvarying vec3 vIndirectBack;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef DOUBLE_SIDED\n\t\treflectedLight.indirectDiffuse += ( gl_FrontFacing ) ? vIndirectFront : vIndirectBack;\n\t#else\n\t\treflectedLight.indirectDiffuse += vIndirectFront;\n\t#endif\n\t#include \n\treflectedLight.indirectDiffuse *= BRDF_Diffuse_Lambert( diffuseColor.rgb );\n\t#ifdef DOUBLE_SIDED\n\t\treflectedLight.directDiffuse = ( gl_FrontFacing ) ? vLightFront : vLightBack;\n\t#else\n\t\treflectedLight.directDiffuse = vLightFront;\n\t#endif\n\treflectedLight.directDiffuse *= BRDF_Diffuse_Lambert( diffuseColor.rgb ) * getShadowMask();\n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include \n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshlambert_vert:"#define LAMBERT\nvarying vec3 vLightFront;\nvarying vec3 vIndirectFront;\n#ifdef DOUBLE_SIDED\n\tvarying vec3 vLightBack;\n\tvarying vec3 vIndirectBack;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshmatcap_frag:"#define MATCAP\nuniform vec3 diffuse;\nuniform float opacity;\nuniform sampler2D matcap;\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 viewDir = normalize( vViewPosition );\n\tvec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );\n\tvec3 y = cross( viewDir, x );\n\tvec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;\n\t#ifdef USE_MATCAP\n\t\tvec4 matcapColor = texture2D( matcap, uv );\n\t\tmatcapColor = matcapTexelToLinear( matcapColor );\n\t#else\n\t\tvec4 matcapColor = vec4( 1.0 );\n\t#endif\n\tvec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshmatcap_vert:"#define MATCAP\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifndef FLAT_SHADED\n\t\tvNormal = normalize( transformedNormal );\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n}",meshtoon_frag:"#define TOON\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshtoon_vert:"#define TOON\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n}",meshphong_frag:"#define PHONG\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#include \n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphong_vert:"#define PHONG\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphysical_frag:"#define STANDARD\n#ifdef PHYSICAL\n\t#define REFLECTIVITY\n\t#define CLEARCOAT\n\t#define TRANSPARENCY\n#endif\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifdef TRANSPARENCY\n\tuniform float transparency;\n#endif\n#ifdef REFLECTIVITY\n\tuniform float reflectivity;\n#endif\n#ifdef CLEARCOAT\n\tuniform float clearcoat;\n\tuniform float clearcoatRoughness;\n#endif\n#ifdef USE_SHEEN\n\tuniform vec3 sheen;\n#endif\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#ifdef TRANSPARENCY\n\t\tdiffuseColor.a *= saturate( 1. - transparency + linearToRelativeLuminance( reflectedLight.directSpecular + reflectedLight.indirectSpecular ) );\n\t#endif\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphysical_vert:"#define STANDARD\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n\t#ifdef USE_TANGENT\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\t#endif\n#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n}",normal_frag:"#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\tgl_FragColor = vec4( packNormalToRGB( normal ), opacity );\n}",normal_vert:"#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n\t#ifdef USE_TANGENT\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\t#endif\n#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}",points_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n}",points_vert:"uniform float size;\nuniform float scale;\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\tgl_PointSize = size;\n\t#ifdef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) gl_PointSize *= ( scale / - mvPosition.z );\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n}",shadow_frag:"uniform vec3 color;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tgl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );\n\t#include \n\t#include \n\t#include \n}",shadow_vert:"#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",sprite_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n}",sprite_vert:"uniform float rotation;\nuniform vec2 center;\n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 mvPosition = modelViewMatrix * vec4( 0.0, 0.0, 0.0, 1.0 );\n\tvec2 scale;\n\tscale.x = length( vec3( modelMatrix[ 0 ].x, modelMatrix[ 0 ].y, modelMatrix[ 0 ].z ) );\n\tscale.y = length( vec3( modelMatrix[ 1 ].x, modelMatrix[ 1 ].y, modelMatrix[ 1 ].z ) );\n\t#ifndef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) scale *= - mvPosition.z;\n\t#endif\n\tvec2 alignedPosition = ( position.xy - ( center - vec2( 0.5 ) ) ) * scale;\n\tvec2 rotatedPosition;\n\trotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;\n\trotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;\n\tmvPosition.xy += rotatedPosition;\n\tgl_Position = projectionMatrix * mvPosition;\n\t#include \n\t#include \n\t#include \n}"},aM={basic:{uniforms:k_([$_.common,$_.specularmap,$_.envmap,$_.aomap,$_.lightmap,$_.fog]),vertexShader:rM.meshbasic_vert,fragmentShader:rM.meshbasic_frag},lambert:{uniforms:k_([$_.common,$_.specularmap,$_.envmap,$_.aomap,$_.lightmap,$_.emissivemap,$_.fog,$_.lights,{emissive:{value:new Hw(0)}}]),vertexShader:rM.meshlambert_vert,fragmentShader:rM.meshlambert_frag},phong:{uniforms:k_([$_.common,$_.specularmap,$_.envmap,$_.aomap,$_.lightmap,$_.emissivemap,$_.bumpmap,$_.normalmap,$_.displacementmap,$_.fog,$_.lights,{emissive:{value:new Hw(0)},specular:{value:new Hw(1118481)},shininess:{value:30}}]),vertexShader:rM.meshphong_vert,fragmentShader:rM.meshphong_frag},standard:{uniforms:k_([$_.common,$_.envmap,$_.aomap,$_.lightmap,$_.emissivemap,$_.bumpmap,$_.normalmap,$_.displacementmap,$_.roughnessmap,$_.metalnessmap,$_.fog,$_.lights,{emissive:{value:new Hw(0)},roughness:{value:1},metalness:{value:0},envMapIntensity:{value:1}}]),vertexShader:rM.meshphysical_vert,fragmentShader:rM.meshphysical_frag},toon:{uniforms:k_([$_.common,$_.specularmap,$_.aomap,$_.lightmap,$_.emissivemap,$_.bumpmap,$_.normalmap,$_.displacementmap,$_.gradientmap,$_.fog,$_.lights,{emissive:{value:new Hw(0)},specular:{value:new 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r,a=e.get(n);return void 0===a?(r=new FS,e.set(n,new WeakMap),e.get(n).set(i,r),n.addEventListener("dispose",t)):void 0===(r=a.get(i))&&(r=new FS,a.set(i,r)),r},dispose:function(){e=new WeakMap}}}function HS(){var e={};return{get:function(t){if(void 0!==e[t.id])return e[t.id];var n;switch(t.type){case"DirectionalLight":n={direction:new Mb,color:new Hw};break;case"SpotLight":n={position:new Mb,direction:new Mb,color:new Hw,distance:0,coneCos:0,penumbraCos:0,decay:0};break;case"PointLight":n={position:new Mb,color:new Hw,distance:0,decay:0};break;case"HemisphereLight":n={direction:new Mb,skyColor:new Hw,groundColor:new Hw};break;case"RectAreaLight":n={color:new Hw,position:new Mb,halfWidth:new Mb,halfHeight:new Mb}}return e[t.id]=n,n}}}var GS=0;function kS(e,t){return(t.castShadow?1:0)-(e.castShadow?1:0)}function VS(){for(var e,t=new HS,n=(e={},{get:function(t){if(void 0!==e[t.id])return e[t.id];var n;switch(t.type){case"DirectionalLight":case"SpotLight":n={shadowBias:0,shadowRadius:1,shadowMapSize:new pb};break;case"PointLight":n={shadowBias:0,shadowRadius:1,shadowMapSize:new pb,shadowCameraNear:1,shadowCameraFar:1e3}}return e[t.id]=n,n}}),i={version:0,hash:{directionalLength:-1,pointLength:-1,spotLength:-1,rectAreaLength:-1,hemiLength:-1,numDirectionalShadows:-1,numPointShadows:-1,numSpotShadows:-1},ambient:[0,0,0],probe:[],directional:[],directionalShadow:[],directionalShadowMap:[],directionalShadowMatrix:[],spot:[],spotShadow:[],spotShadowMap:[],spotShadowMatrix:[],rectArea:[],point:[],pointShadow:[],pointShadowMap:[],pointShadowMatrix:[],hemi:[]},r=0;r<9;r++)i.probe.push(new Mb);var a=new Mb,o=new Cb,s=new Cb;return{setup:function(e,r,l){for(var c=0,h=0,u=0,p=0;p<9;p++)i.probe[p].set(0,0,0);var d=0,f=0,m=0,g=0,v=0,y=0,x=0,b=0,w=l.matrixWorldInverse;e.sort(kS),p=0;for(var _=e.length;p<_;p++){var M=e[p],S=M.color,T=M.intensity,E=M.distance,A=M.shadow&&M.shadow.map?M.shadow.map.texture:null;if(M.isAmbientLight)c+=S.r*T,h+=S.g*T,u+=S.b*T;else if(M.isLightProbe)for(var L=0;L<9;L++)i.probe[L].addScaledVector(M.sh.coefficients[L],T);else if(M.isDirectionalLight){if((C=t.get(M)).color.copy(M.color).multiplyScalar(M.intensity),C.direction.setFromMatrixPosition(M.matrixWorld),a.setFromMatrixPosition(M.target.matrixWorld),C.direction.sub(a),C.direction.transformDirection(w),M.castShadow){var R=M.shadow;(P=n.get(M)).shadowBias=R.bias,P.shadowRadius=R.radius,P.shadowMapSize=R.mapSize,i.directionalShadow[d]=P,i.directionalShadowMap[d]=A,i.directionalShadowMatrix[d]=M.shadow.matrix,y++}i.directional[d]=C,d++}else if(M.isSpotLight){if((C=t.get(M)).position.setFromMatrixPosition(M.matrixWorld),C.position.applyMatrix4(w),C.color.copy(S).multiplyScalar(T),C.distance=E,C.direction.setFromMatrixPosition(M.matrixWorld),a.setFromMatrixPosition(M.target.matrixWorld),C.direction.sub(a),C.direction.transformDirection(w),C.coneCos=Math.cos(M.angle),C.penumbraCos=Math.cos(M.angle*(1-M.penumbra)),C.decay=M.decay,M.castShadow){R=M.shadow;(P=n.get(M)).shadowBias=R.bias,P.shadowRadius=R.radius,P.shadowMapSize=R.mapSize,i.spotShadow[m]=P,i.spotShadowMap[m]=A,i.spotShadowMatrix[m]=M.shadow.matrix,b++}i.spot[m]=C,m++}else if(M.isRectAreaLight){(C=t.get(M)).color.copy(S).multiplyScalar(T),C.position.setFromMatrixPosition(M.matrixWorld),C.position.applyMatrix4(w),s.identity(),o.copy(M.matrixWorld),o.premultiply(w),s.extractRotation(o),C.halfWidth.set(.5*M.width,0,0),C.halfHeight.set(0,.5*M.height,0),C.halfWidth.applyMatrix4(s),C.halfHeight.applyMatrix4(s),i.rectArea[g]=C,g++}else if(M.isPointLight){if((C=t.get(M)).position.setFromMatrixPosition(M.matrixWorld),C.position.applyMatrix4(w),C.color.copy(M.color).multiplyScalar(M.intensity),C.distance=M.distance,C.decay=M.decay,M.castShadow){var P;R=M.shadow;(P=n.get(M)).shadowBias=R.bias,P.shadowRadius=R.radius,P.shadowMapSize=R.mapSize,P.shadowCameraNear=R.camera.near,P.shadowCameraFar=R.camera.far,i.pointShadow[f]=P,i.pointShadowMap[f]=A,i.pointShadowMatrix[f]=M.shadow.matrix,x++}i.point[f]=C,f++}else if(M.isHemisphereLight){var C;(C=t.get(M)).direction.setFromMatrixPosition(M.matrixWorld),C.direction.transformDirection(w),C.direction.normalize(),C.skyColor.copy(M.color).multiplyScalar(T),C.groundColor.copy(M.groundColor).multiplyScalar(T),i.hemi[v]=C,v++}}i.ambient[0]=c,i.ambient[1]=h,i.ambient[2]=u;var O=i.hash;O.directionalLength===d&&O.pointLength===f&&O.spotLength===m&&O.rectAreaLength===g&&O.hemiLength===v&&O.numDirectionalShadows===y&&O.numPointShadows===x&&O.numSpotShadows===b||(i.directional.length=d,i.spot.length=m,i.rectArea.length=g,i.point.length=f,i.hemi.length=v,i.directionalShadow.length=y,i.directionalShadowMap.length=y,i.pointShadow.length=x,i.pointShadowMap.length=x,i.spotShadow.length=b,i.spotShadowMap.length=b,i.directionalShadowMatrix.length=y,i.pointShadowMatrix.length=x,i.spotShadowMatrix.length=b,O.directionalLength=d,O.pointLength=f,O.spotLength=m,O.rectAreaLength=g,O.hemiLength=v,O.numDirectionalShadows=y,O.numPointShadows=x,O.numSpotShadows=b,i.version=GS++)},state:i}}function jS(){var e=new VS,t=[],n=[];return{init:function(){t.length=0,n.length=0},state:{lightsArray:t,shadowsArray:n,lights:e},setupLights:function(i){e.setup(t,n,i)},pushLight:function(e){t.push(e)},pushShadow:function(e){n.push(e)}}}function WS(){var e=new WeakMap;function t(n){var i=n.target;i.removeEventListener("dispose",t),e.delete(i)}return{get:function(n,i){var r;return!1===e.has(n)?(r=new jS,e.set(n,new WeakMap),e.get(n).set(i,r),n.addEventListener("dispose",t)):!1===e.get(n).has(i)?(r=new jS,e.get(n).set(i,r)):r=e.get(n).get(i),r},dispose:function(){e=new WeakMap}}}function qS(e){qw.call(this),this.type="MeshDepthMaterial",this.depthPacking=3200,this.skinning=!1,this.morphTargets=!1,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.setValues(e)}function XS(e){qw.call(this),this.type="MeshDistanceMaterial",this.referencePosition=new Mb,this.nearDistance=1,this.farDistance=1e3,this.skinning=!1,this.morphTargets=!1,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.fog=!1,this.setValues(e)}qS.prototype=Object.create(qw.prototype),qS.prototype.constructor=qS,qS.prototype.isMeshDepthMaterial=!0,qS.prototype.copy=function(e){return qw.prototype.copy.call(this,e),this.depthPacking=e.depthPacking,this.skinning=e.skinning,this.morphTargets=e.morphTargets,this.map=e.map,this.alphaMap=e.alphaMap,this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this},XS.prototype=Object.create(qw.prototype),XS.prototype.constructor=XS,XS.prototype.isMeshDistanceMaterial=!0,XS.prototype.copy=function(e){return qw.prototype.copy.call(this,e),this.referencePosition.copy(e.referencePosition),this.nearDistance=e.nearDistance,this.farDistance=e.farDistance,this.skinning=e.skinning,this.morphTargets=e.morphTargets,this.map=e.map,this.alphaMap=e.alphaMap,this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this};function YS(e,t,n){var i=new Q_,r=new pb,a=new pb,o=new vb,s=[],l=[],c={},h={0:1,1:0,2:2},u=new j_({defines:{SAMPLE_RATE:2/8,HALF_SAMPLE_RATE:1/8},uniforms:{shadow_pass:{value:null},resolution:{value:new pb},radius:{value:4}},vertexShader:"void main() {\n\tgl_Position = vec4( position, 1.0 );\n}",fragmentShader:"uniform sampler2D shadow_pass;\nuniform vec2 resolution;\nuniform float radius;\n#include \nvoid main() {\n float mean = 0.0;\n float squared_mean = 0.0;\n\tfloat depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy ) / resolution ) );\n for ( float i = -1.0; i < 1.0 ; i += SAMPLE_RATE) {\n #ifdef HORIZONAL_PASS\n vec2 distribution = unpackRGBATo2Half( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( i, 0.0 ) * radius ) / resolution ) );\n mean += distribution.x;\n squared_mean += distribution.y * distribution.y + distribution.x * distribution.x;\n #else\n float depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( 0.0, i ) * radius ) / resolution ) );\n mean += depth;\n squared_mean += depth * depth;\n #endif\n }\n mean = mean * HALF_SAMPLE_RATE;\n squared_mean = squared_mean * HALF_SAMPLE_RATE;\n float std_dev = sqrt( squared_mean - mean * mean );\n gl_FragColor = pack2HalfToRGBA( vec2( mean, std_dev ) );\n}"}),p=u.clone();p.defines.HORIZONAL_PASS=1;var d=new f_;d.setAttribute("position",new Jw(new Float32Array([-1,-1,.5,3,-1,.5,-1,3,.5]),3));var f=new O_(d,u),m=this;function g(n,i){var r=t.update(f);u.uniforms.shadow_pass.value=n.map.texture,u.uniforms.resolution.value=n.mapSize,u.uniforms.radius.value=n.radius,e.setRenderTarget(n.mapPass),e.clear(),e.renderBufferDirect(i,null,r,u,f,null),p.uniforms.shadow_pass.value=n.mapPass.texture,p.uniforms.resolution.value=n.mapSize,p.uniforms.radius.value=n.radius,e.setRenderTarget(n.map),e.clear(),e.renderBufferDirect(i,null,r,p,f,null)}function v(e,t,n){var i=e<<0|t<<1|n<<2,r=s[i];return void 0===r&&(r=new qS({depthPacking:3201,morphTargets:e,skinning:t}),s[i]=r),r}function y(e,t,n){var i=e<<0|t<<1|n<<2,r=l[i];return void 0===r&&(r=new XS({morphTargets:e,skinning:t}),l[i]=r),r}function x(t,n,i,r,a,o,s){var l=null,u=v,p=t.customDepthMaterial;if(!0===r.isPointLight&&(u=y,p=t.customDistanceMaterial),void 0===p){var d=!1;!0===i.morphTargets&&(d=n.morphAttributes&&n.morphAttributes.position&&n.morphAttributes.position.length>0);var f=!1;!0===t.isSkinnedMesh&&(!0===i.skinning?f=!0:console.warn("THREE.WebGLShadowMap: THREE.SkinnedMesh with material.skinning set to false:",t)),l=u(d,f,!0===t.isInstancedMesh)}else l=p;if(e.localClippingEnabled&&!0===i.clipShadows&&0!==i.clippingPlanes.length){var m=l.uuid,g=i.uuid,x=c[m];void 0===x&&(x={},c[m]=x);var b=x[g];void 0===b&&(b=l.clone(),x[g]=b),l=b}return l.visible=i.visible,l.wireframe=i.wireframe,l.side=3===s?null!==i.shadowSide?i.shadowSide:i.side:null!==i.shadowSide?i.shadowSide:h[i.side],l.clipShadows=i.clipShadows,l.clippingPlanes=i.clippingPlanes,l.clipIntersection=i.clipIntersection,l.wireframeLinewidth=i.wireframeLinewidth,l.linewidth=i.linewidth,!0===r.isPointLight&&!0===l.isMeshDistanceMaterial&&(l.referencePosition.setFromMatrixPosition(r.matrixWorld),l.nearDistance=a,l.farDistance=o),l}function b(n,r,a,o,s){if(!1!==n.visible){if(n.layers.test(r.layers)&&(n.isMesh||n.isLine||n.isPoints)&&(n.castShadow||n.receiveShadow&&3===s)&&(!n.frustumCulled||i.intersectsObject(n))){n.modelViewMatrix.multiplyMatrices(a.matrixWorldInverse,n.matrixWorld);var l=t.update(n),c=n.material;if(Array.isArray(c))for(var h=l.groups,u=0,p=h.length;un||r.y>n)&&(r.x>n&&(a.x=Math.floor(n/x.x),r.x=a.x*x.x,y.mapSize.x=a.x),r.y>n&&(a.y=Math.floor(n/x.y),r.y=a.y*x.y,y.mapSize.y=a.y)),null===y.map&&!y.isPointLightShadow&&3===this.type){var w={minFilter:1006,magFilter:1006,format:1023};y.map=new yb(r.x,r.y,w),y.map.texture.name=v.name+".shadowMap",y.mapPass=new yb(r.x,r.y,w),y.camera.updateProjectionMatrix()}if(null===y.map){w={minFilter:1003,magFilter:1003,format:1023};y.map=new yb(r.x,r.y,w),y.map.texture.name=v.name+".shadowMap",y.camera.updateProjectionMatrix()}e.setRenderTarget(y.map),e.clear();for(var _=y.getViewportCount(),M=0;M<_;M++){var S=y.getViewport(M);o.set(a.x*S.x,a.y*S.y,a.x*S.z,a.y*S.w),p.viewport(o),y.updateMatrices(v,M),i=y.getFrustum(),b(s,l,y.camera,v,this.type)}y.isPointLightShadow||3!==this.type||g(y,l)}else console.warn("THREE.WebGLShadowMap:",v,"has no shadow.")}m.needsUpdate=!1,e.setRenderTarget(c,h,u)}}}function JS(e,t,n){var i=n.isWebGL2;var r=new function(){var t=!1,n=new vb,i=null,r=new vb(0,0,0,0);return{setMask:function(n){i===n||t||(e.colorMask(n,n,n,n),i=n)},setLocked:function(e){t=e},setClear:function(t,i,a,o,s){!0===s&&(t*=o,i*=o,a*=o),n.set(t,i,a,o),!1===r.equals(n)&&(e.clearColor(t,i,a,o),r.copy(n))},reset:function(){t=!1,i=null,r.set(-1,0,0,0)}}},a=new function(){var t=!1,n=null,i=null,r=null;return{setTest:function(e){e?F(2929):B(2929)},setMask:function(i){n===i||t||(e.depthMask(i),n=i)},setFunc:function(t){if(i!==t){if(t)switch(t){case 0:e.depthFunc(512);break;case 1:e.depthFunc(519);break;case 2:e.depthFunc(513);break;case 3:e.depthFunc(515);break;case 4:e.depthFunc(514);break;case 5:e.depthFunc(518);break;case 6:e.depthFunc(516);break;case 7:e.depthFunc(517);break;default:e.depthFunc(515)}else e.depthFunc(515);i=t}},setLocked:function(e){t=e},setClear:function(t){r!==t&&(e.clearDepth(t),r=t)},reset:function(){t=!1,n=null,i=null,r=null}}},o=new function(){var t=!1,n=null,i=null,r=null,a=null,o=null,s=null,l=null,c=null;return{setTest:function(e){t||(e?F(2960):B(2960))},setMask:function(i){n===i||t||(e.stencilMask(i),n=i)},setFunc:function(t,n,o){i===t&&r===n&&a===o||(e.stencilFunc(t,n,o),i=t,r=n,a=o)},setOp:function(t,n,i){o===t&&s===n&&l===i||(e.stencilOp(t,n,i),o=t,s=n,l=i)},setLocked:function(e){t=e},setClear:function(t){c!==t&&(e.clearStencil(t),c=t)},reset:function(){t=!1,n=null,i=null,r=null,a=null,o=null,s=null,l=null,c=null}}},s=e.getParameter(34921),l=new Uint8Array(s),c=new Uint8Array(s),h=new Uint8Array(s),u={},p=null,d=null,f=null,m=null,g=null,v=null,y=null,x=null,b=null,w=!1,_=null,M=null,S=null,T=null,E=null,A=e.getParameter(35661),L=!1,R=0,P=e.getParameter(7938);-1!==P.indexOf("WebGL")?(R=parseFloat(/^WebGL\ ([0-9])/.exec(P)[1]),L=R>=1):-1!==P.indexOf("OpenGL ES")&&(R=parseFloat(/^OpenGL\ ES\ ([0-9])/.exec(P)[1]),L=R>=2);var C=null,O={},I=new vb,D=new vb;function N(t,n,i){var r=new Uint8Array(4),a=e.createTexture();e.bindTexture(t,a),e.texParameteri(t,10241,9728),e.texParameteri(t,10240,9728);for(var o=0;oi||e.height>i)&&(r=i/Math.max(e.width,e.height)),r<1||!0===t){if("undefined"!=typeof HTMLImageElement&&e instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&e instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap){var a=t?ub.floorPowerOfTwo:Math.floor,o=a(r*e.width),l=a(r*e.height);void 0===s&&(s=m(o,l));var c=n?m(o,l):s;return c.width=o,c.height=l,c.getContext("2d").drawImage(e,0,0,o,l),console.warn("THREE.WebGLRenderer: Texture has been resized from ("+e.width+"x"+e.height+") to ("+o+"x"+l+")."),c}return"data"in e&&console.warn("THREE.WebGLRenderer: Image in DataTexture is too big ("+e.width+"x"+e.height+")."),e}return e}function v(e){return ub.isPowerOfTwo(e.width)&&ub.isPowerOfTwo(e.height)}function y(e,t){return e.generateMipmaps&&t&&1003!==e.minFilter&&1006!==e.minFilter}function x(t,n,r,a){e.generateMipmap(t),i.get(n).__maxMipLevel=Math.log(Math.max(r,a))*Math.LOG2E}function b(n,i,r){if(!1===l)return i;if(null!==n){if(void 0!==e[n])return e[n];console.warn("THREE.WebGLRenderer: Attempt to use non-existing WebGL internal format '"+n+"'")}var a=i;return 6403===i&&(5126===r&&(a=33326),5131===r&&(a=33325),5121===r&&(a=33321)),6407===i&&(5126===r&&(a=34837),5131===r&&(a=34843),5121===r&&(a=32849)),6408===i&&(5126===r&&(a=34836),5131===r&&(a=34842),5121===r&&(a=32856)),33325!==a&&33326!==a&&34842!==a&&34836!==a||t.get("EXT_color_buffer_float"),a}function w(e){return 1003===e||1004===e||1005===e?9728:9729}function _(t){var n=t.target;n.removeEventListener("dispose",_),function(t){var n=i.get(t);if(void 0===n.__webglInit)return;e.deleteTexture(n.__webglTexture),i.remove(t)}(n),n.isVideoTexture&&d.delete(n),o.memory.textures--}function M(t){var n=t.target;n.removeEventListener("dispose",M),function(t){var n=i.get(t),r=i.get(t.texture);if(!t)return;void 0!==r.__webglTexture&&e.deleteTexture(r.__webglTexture);t.depthTexture&&t.depthTexture.dispose();if(t.isWebGLCubeRenderTarget)for(var a=0;a<6;a++)e.deleteFramebuffer(n.__webglFramebuffer[a]),n.__webglDepthbuffer&&e.deleteRenderbuffer(n.__webglDepthbuffer[a]);else e.deleteFramebuffer(n.__webglFramebuffer),n.__webglDepthbuffer&&e.deleteRenderbuffer(n.__webglDepthbuffer),n.__webglMultisampledFramebuffer&&e.deleteFramebuffer(n.__webglMultisampledFramebuffer),n.__webglColorRenderbuffer&&e.deleteRenderbuffer(n.__webglColorRenderbuffer),n.__webglDepthRenderbuffer&&e.deleteRenderbuffer(n.__webglDepthRenderbuffer);i.remove(t.texture),i.remove(t)}(n),o.memory.textures--}var S=0;function T(e,t){var r=i.get(e);if(e.isVideoTexture&&function(e){var t=o.render.frame;d.get(e)!==t&&(d.set(e,t),e.update())}(e),e.version>0&&r.__version!==e.version){var a=e.image;if(void 0===a)console.warn("THREE.WebGLRenderer: Texture marked for update but image is undefined");else{if(!1!==a.complete)return void O(r,e,t);console.warn("THREE.WebGLRenderer: Texture marked for update but image is incomplete")}}n.activeTexture(33984+t),n.bindTexture(3553,r.__webglTexture)}function E(t,r){if(6===t.image.length){var o=i.get(t);if(t.version>0&&o.__version!==t.version){C(o,t),n.activeTexture(33984+r),n.bindTexture(34067,o.__webglTexture),e.pixelStorei(37440,t.flipY);for(var s=t&&(t.isCompressedTexture||t.image[0].isCompressedTexture),c=t.image[0]&&t.image[0].isDataTexture,u=[],p=0;p<6;p++)u[p]=s||c?c?t.image[p].image:t.image[p]:g(t.image[p],!1,!0,h);var d,f=u[0],m=v(f)||l,w=a.convert(t.format),_=a.convert(t.type),M=b(t.internalFormat,w,_);if(P(34067,t,m),s){for(p=0;p<6;p++){d=u[p].mipmaps;for(var S=0;S1||i.get(a).__currentAnisotropy)&&(e.texParameterf(n,s.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(a.anisotropy,r.getMaxAnisotropy())),i.get(a).__currentAnisotropy=a.anisotropy)}}function C(t,n){void 0===t.__webglInit&&(t.__webglInit=!0,n.addEventListener("dispose",_),t.__webglTexture=e.createTexture(),o.memory.textures++)}function O(t,i,r){var o=3553;i.isDataTexture2DArray&&(o=35866),i.isDataTexture3D&&(o=32879),C(t,i),n.activeTexture(33984+r),n.bindTexture(o,t.__webglTexture),e.pixelStorei(37440,i.flipY),e.pixelStorei(37441,i.premultiplyAlpha),e.pixelStorei(3317,i.unpackAlignment);var s=function(e){return!l&&(1001!==e.wrapS||1001!==e.wrapT||1003!==e.minFilter&&1006!==e.minFilter)}(i)&&!1===v(i.image),c=g(i.image,s,!1,u),h=v(c)||l,p=a.convert(i.format),d=a.convert(i.type),f=b(i.internalFormat,p,d);P(o,i,h);var m,w=i.mipmaps;if(i.isDepthTexture)f=6402,l?f=1015===i.type?36012:1014===i.type?33190:1020===i.type?35056:33189:1015===i.type&&console.error("WebGLRenderer: Floating point depth texture requires WebGL2."),1026===i.format&&6402===f&&1012!==i.type&&1014!==i.type&&(console.warn("THREE.WebGLRenderer: Use UnsignedShortType or UnsignedIntType for DepthFormat DepthTexture."),i.type=1012,d=a.convert(i.type)),1027===i.format&&6402===f&&(f=34041,1020!==i.type&&(console.warn("THREE.WebGLRenderer: Use UnsignedInt248Type for DepthStencilFormat DepthTexture."),i.type=1020,d=a.convert(i.type))),n.texImage2D(3553,0,f,c.width,c.height,0,p,d,null);else if(i.isDataTexture)if(w.length>0&&h){for(var _=0,M=w.length;_0&&h){for(_=0,M=w.length;_=c&&console.warn("THREE.WebGLTextures: Trying to use "+e+" texture units while this GPU supports only "+c),S+=1,e},this.resetTextureUnits=function(){S=0},this.setTexture2D=T,this.setTexture2DArray=function(e,t){var r=i.get(e);e.version>0&&r.__version!==e.version?O(r,e,t):(n.activeTexture(33984+t),n.bindTexture(35866,r.__webglTexture))},this.setTexture3D=function(e,t){var r=i.get(e);e.version>0&&r.__version!==e.version?O(r,e,t):(n.activeTexture(33984+t),n.bindTexture(32879,r.__webglTexture))},this.setTextureCube=E,this.setTextureCubeDynamic=A,this.setupRenderTarget=function(t){var r=i.get(t),s=i.get(t.texture);t.addEventListener("dispose",M),s.__webglTexture=e.createTexture(),o.memory.textures++;var c=!0===t.isWebGLCubeRenderTarget,h=!0===t.isWebGLMultisampleRenderTarget,u=v(t)||l;if(!l||1022!==t.texture.format||1015!==t.texture.type&&1016!==t.texture.type||(t.texture.format=1023,console.warn("THREE.WebGLRenderer: Rendering to textures with RGB format is not supported. Using RGBA format instead.")),c){r.__webglFramebuffer=[];for(var p=0;p<6;p++)r.__webglFramebuffer[p]=e.createFramebuffer()}else if(r.__webglFramebuffer=e.createFramebuffer(),h)if(l){r.__webglMultisampledFramebuffer=e.createFramebuffer(),r.__webglColorRenderbuffer=e.createRenderbuffer(),e.bindRenderbuffer(36161,r.__webglColorRenderbuffer);var d=a.convert(t.texture.format),f=a.convert(t.texture.type),m=b(t.texture.internalFormat,d,f),g=z(t);e.renderbufferStorageMultisample(36161,g,m,t.width,t.height),e.bindFramebuffer(36160,r.__webglMultisampledFramebuffer),e.framebufferRenderbuffer(36160,36064,36161,r.__webglColorRenderbuffer),e.bindRenderbuffer(36161,null),t.depthBuffer&&(r.__webglDepthRenderbuffer=e.createRenderbuffer(),D(r.__webglDepthRenderbuffer,t,!0)),e.bindFramebuffer(36160,null)}else console.warn("THREE.WebGLRenderer: WebGLMultisampleRenderTarget can only be used with WebGL2.");if(c){n.bindTexture(34067,s.__webglTexture),P(34067,t.texture,u);for(p=0;p<6;p++)I(r.__webglFramebuffer[p],t,36064,34069+p);y(t.texture,u)&&x(34067,t.texture,t.width,t.height),n.bindTexture(34067,null)}else n.bindTexture(3553,s.__webglTexture),P(3553,t.texture,u),I(r.__webglFramebuffer,t,36064,3553),y(t.texture,u)&&x(3553,t.texture,t.width,t.height),n.bindTexture(3553,null);t.depthBuffer&&N(t)},this.updateRenderTargetMipmap=function(e){var t=e.texture;if(y(t,v(e)||l)){var r=e.isWebGLCubeRenderTarget?34067:3553,a=i.get(t).__webglTexture;n.bindTexture(r,a),x(r,t,e.width,e.height),n.bindTexture(r,null)}},this.updateMultisampleRenderTarget=function(t){if(t.isWebGLMultisampleRenderTarget)if(l){var n=i.get(t);e.bindFramebuffer(36008,n.__webglMultisampledFramebuffer),e.bindFramebuffer(36009,n.__webglFramebuffer);var r=t.width,a=t.height,o=16384;t.depthBuffer&&(o|=256),t.stencilBuffer&&(o|=1024),e.blitFramebuffer(0,0,r,a,0,0,r,a,o,9728),e.bindFramebuffer(36160,n.__webglMultisampledFramebuffer)}else console.warn("THREE.WebGLRenderer: WebGLMultisampleRenderTarget can only be used with WebGL2.")},this.safeSetTexture2D=function(e,t){e&&e.isWebGLRenderTarget&&(!1===U&&(console.warn("THREE.WebGLTextures.safeSetTexture2D: don't use render targets as textures. Use their .texture property instead."),U=!0),e=e.texture),T(e,t)},this.safeSetTextureCube=function(e,t){e&&e.isWebGLCubeRenderTarget&&(!1===F&&(console.warn("THREE.WebGLTextures.safeSetTextureCube: don't use cube render targets as textures. Use their .texture property instead."),F=!0),e=e.texture),e&&e.isCubeTexture||Array.isArray(e.image)&&6===e.image.length?E(e,t):A(e,t)}}function KS(e,t,n){var i=n.isWebGL2;return{convert:function(e){var n;if(1009===e)return 5121;if(1017===e)return 32819;if(1018===e)return 32820;if(1019===e)return 33635;if(1010===e)return 5120;if(1011===e)return 5122;if(1012===e)return 5123;if(1013===e)return 5124;if(1014===e)return 5125;if(1015===e)return 5126;if(1016===e)return i?5131:null!==(n=t.get("OES_texture_half_float"))?n.HALF_FLOAT_OES:null;if(1021===e)return 6406;if(1022===e)return 6407;if(1023===e)return 6408;if(1024===e)return 6409;if(1025===e)return 6410;if(1026===e)return 6402;if(1027===e)return 34041;if(1028===e)return 6403;if(1029===e)return 36244;if(1030===e)return 33319;if(1031===e)return 33320;if(1032===e)return 36248;if(1033===e)return 36249;if(33776===e||33777===e||33778===e||33779===e){if(null===(n=t.get("WEBGL_compressed_texture_s3tc")))return null;if(33776===e)return n.COMPRESSED_RGB_S3TC_DXT1_EXT;if(33777===e)return n.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(33778===e)return n.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(33779===e)return n.COMPRESSED_RGBA_S3TC_DXT5_EXT}if(35840===e||35841===e||35842===e||35843===e){if(null===(n=t.get("WEBGL_compressed_texture_pvrtc")))return null;if(35840===e)return n.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(35841===e)return n.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(35842===e)return n.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(35843===e)return n.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}if(36196===e)return null!==(n=t.get("WEBGL_compressed_texture_etc1"))?n.COMPRESSED_RGB_ETC1_WEBGL:null;if((37492===e||37496===e)&&null!==(n=t.get("WEBGL_compressed_texture_etc"))){if(37492===e)return n.COMPRESSED_RGB8_ETC2;if(37496===e)return n.COMPRESSED_RGBA8_ETC2_EAC}return 37808===e||37809===e||37810===e||37811===e||37812===e||37813===e||37814===e||37815===e||37816===e||37817===e||37818===e||37819===e||37820===e||37821===e||37840===e||37841===e||37842===e||37843===e||37844===e||37845===e||37846===e||37847===e||37848===e||37849===e||37850===e||37851===e||37852===e||37853===e?null!==(n=t.get("WEBGL_compressed_texture_astc"))?e:null:36492===e?null!==(n=t.get("EXT_texture_compression_bptc"))?e:null:1020===e?i?34042:null!==(n=t.get("WEBGL_depth_texture"))?n.UNSIGNED_INT_24_8_WEBGL:null:void 0}}}function QS(e){q_.call(this),this.cameras=e||[]}function $S(){Jb.call(this),this.type="Group"}function eT(){this._targetRay=null,this._grip=null}function tT(e,t){var n=this,i=null,r=1,a=null,o="local-floor",s=null,l=[],c=new Map,h=new q_;h.layers.enable(1),h.viewport=new vb;var u=new q_;u.layers.enable(2),u.viewport=new vb;var p=[h,u],d=new QS;d.layers.enable(1),d.layers.enable(2);var f=null,m=null;function g(e){var t=c.get(e.inputSource);t&&t.dispatchEvent({type:e.type})}function v(){c.forEach((function(e,t){e.disconnect(t)})),c.clear(),e.setFramebuffer(null),e.setRenderTarget(e.getRenderTarget()),S.stop(),n.isPresenting=!1,n.dispatchEvent({type:"sessionend"})}function y(e){a=e,S.setContext(i),S.start(),n.isPresenting=!0,n.dispatchEvent({type:"sessionstart"})}function x(e){for(var t=i.inputSources,n=0;n=0){var c=r[s];if(void 0!==c){var h=c.normalized,u=c.itemSize;if(void 0===(M=b.get(c)))continue;var p=M.buffer,v=M.type,y=M.bytesPerElement;if(c.isInterleavedBufferAttribute){var x=c.data,w=x.stride,_=c.offset;x&&x.isInstancedInterleavedBuffer?(g.enableAttributeAndDivisor(l,x.meshPerAttribute),void 0===t._maxInstanceCount&&(t._maxInstanceCount=x.meshPerAttribute*x.count)):g.enableAttribute(l),d.bindBuffer(34962,p),g.vertexAttribPointer(l,u,v,h,w*y,_*y)}else c.isInstancedBufferAttribute?(g.enableAttributeAndDivisor(l,c.meshPerAttribute),void 0===t._maxInstanceCount&&(t._maxInstanceCount=c.meshPerAttribute*c.count)):g.enableAttribute(l),d.bindBuffer(34962,p),g.vertexAttribPointer(l,u,v,h,0,0)}else if("instanceMatrix"===s){var M;if(void 0===(M=b.get(e.instanceMatrix)))continue;p=M.buffer,v=M.type;g.enableAttributeAndDivisor(l+0,1),g.enableAttributeAndDivisor(l+1,1),g.enableAttributeAndDivisor(l+2,1),g.enableAttributeAndDivisor(l+3,1),d.bindBuffer(34962,p),d.vertexAttribPointer(l+0,4,v,!1,64,0),d.vertexAttribPointer(l+1,4,v,!1,64,16),d.vertexAttribPointer(l+2,4,v,!1,64,32),d.vertexAttribPointer(l+3,4,v,!1,64,48)}else if(void 0!==o){var S=o[s];if(void 0!==S)switch(S.length){case 2:d.vertexAttrib2fv(l,S);break;case 3:d.vertexAttrib3fv(l,S);break;case 4:d.vertexAttrib4fv(l,S);break;default:d.vertexAttrib1fv(l,S)}}}}g.disableUnusedAttributes()}(r,n,i,s),null!==c&&d.bindBuffer(34963,u.buffer));var y=null!==c?c.count:h.count,x=n.drawRange.start*p,_=n.drawRange.count*p,M=null!==a?a.start*p:0,S=null!==a?a.count*p:1/0,T=Math.max(x,M),E=Math.min(y,x+_,M+S)-1,A=Math.max(0,E-T+1);if(0!==A){if(r.isMesh)!0===i.wireframe?(g.setLineWidth(i.wireframeLinewidth*oe()),v.setMode(1)):v.setMode(4);else if(r.isLine){var C=i.linewidth;void 0===C&&(C=1),g.setLineWidth(C*oe()),r.isLineSegments?v.setMode(1):r.isLineLoop?v.setMode(2):v.setMode(3)}else r.isPoints?v.setMode(0):r.isSprite&&v.setMode(4);if(r.isInstancedMesh)v.renderInstances(n,T,A,r.count);else if(n.isInstancedBufferGeometry){var O=Math.min(n.instanceCount,n._maxInstanceCount);v.renderInstances(n,T,A,O)}else v.render(T,A)}},this.compile=function(e,t){(p=E.get(e,t)).init(),e.traverse((function(e){e.isLight&&(p.pushLight(e),e.castShadow&&p.pushShadow(e))})),p.setupLights(t);const n={};e.traverse((function(t){let i=t.material;if(i)if(Array.isArray(i))for(let r=0;r=0&&e.numSupportedMorphTargets++}if(e.morphNormals){e.numSupportedMorphNormals=0;for(d=0;d=0&&e.numSupportedMorphNormals++}var f=i.uniforms;(e.isShaderMaterial||e.isRawShaderMaterial)&&!0!==e.clipping||(i.numClippingPlanes=te.numPlanes,i.numIntersection=te.numIntersection,f.clippingPlanes=te.uniform),i.environment=e.isMeshStandardMaterial?t.environment:null,i.fog=t.fog,i.needsLights=function(e){return e.isMeshLambertMaterial||e.isMeshToonMaterial||e.isMeshPhongMaterial||e.isMeshStandardMaterial||e.isShadowMaterial||e.isShaderMaterial&&!0===e.lights}(e),i.lightsStateVersion=o,i.needsLights&&(f.ambientLightColor.value=r.state.ambient,f.lightProbe.value=r.state.probe,f.directionalLights.value=r.state.directional,f.directionalLightShadows.value=r.state.directionalShadow,f.spotLights.value=r.state.spot,f.spotLightShadows.value=r.state.spotShadow,f.rectAreaLights.value=r.state.rectArea,f.pointLights.value=r.state.point,f.pointLightShadows.value=r.state.pointShadow,f.hemisphereLights.value=r.state.hemi,f.directionalShadowMap.value=r.state.directionalShadowMap,f.directionalShadowMatrix.value=r.state.directionalShadowMatrix,f.spotShadowMap.value=r.state.spotShadowMap,f.spotShadowMatrix.value=r.state.spotShadowMatrix,f.pointShadowMap.value=r.state.pointShadowMap,f.pointShadowMatrix.value=r.state.pointShadowMatrix);var m=i.program.getUniforms(),g=fS.seqWithValue(m.seq,f);i.uniformsList=g}function _e(e,t,n,i){x.resetTextureUnits();var r=t.fog,a=n.isMeshStandardMaterial?t.environment:null,o=null===U?O.outputEncoding:U.texture.encoding,s=y.get(n),l=p.state.lights;if(ne&&(ie||e!==G)){var c=e===G&&n.id===B;te.setState(n.clippingPlanes,n.clipIntersection,n.clipShadows,e,s,c)}n.version===s.__version?void 0===s.program||n.fog&&s.fog!==r||s.environment!==a||s.needsLights&&s.lightsStateVersion!==l.state.version?we(n,t,i):void 0===s.numClippingPlanes||s.numClippingPlanes===te.numPlanes&&s.numIntersection===te.numIntersection?s.outputEncoding!==o&&we(n,t,i):we(n,t,i):(we(n,t,i),s.__version=n.version);var h,u,f=!1,v=!1,b=!1,w=s.program,_=w.getUniforms(),M=s.uniforms;if(g.useProgram(w.program)&&(f=!0,v=!0,b=!0),n.id!==B&&(B=n.id,v=!0),f||G!==e){if(_.setValue(d,"projectionMatrix",e.projectionMatrix),m.logarithmicDepthBuffer&&_.setValue(d,"logDepthBufFC",2/(Math.log(e.far+1)/Math.LN2)),G!==e&&(G=e,v=!0,b=!0),n.isShaderMaterial||n.isMeshPhongMaterial||n.isMeshToonMaterial||n.isMeshStandardMaterial||n.envMap){var T=_.map.cameraPosition;void 0!==T&&T.setValue(d,ae.setFromMatrixPosition(e.matrixWorld))}(n.isMeshPhongMaterial||n.isMeshToonMaterial||n.isMeshLambertMaterial||n.isMeshBasicMaterial||n.isMeshStandardMaterial||n.isShaderMaterial)&&_.setValue(d,"isOrthographic",!0===e.isOrthographicCamera),(n.isMeshPhongMaterial||n.isMeshToonMaterial||n.isMeshLambertMaterial||n.isMeshBasicMaterial||n.isMeshStandardMaterial||n.isShaderMaterial||n.skinning)&&_.setValue(d,"viewMatrix",e.matrixWorldInverse)}if(n.skinning){_.setOptional(d,i,"bindMatrix"),_.setOptional(d,i,"bindMatrixInverse");var E=i.skeleton;if(E){var A=E.bones;if(m.floatVertexTextures){if(void 0===E.boneTexture){var L=Math.sqrt(4*A.length);L=ub.ceilPowerOfTwo(L),L=Math.max(L,4);var R=new Float32Array(L*L*4);R.set(E.boneMatrices);var P=new J_(R,L,L,1023,1015);E.boneMatrices=R,E.boneTexture=P,E.boneTextureSize=L}_.setValue(d,"boneTexture",E.boneTexture,x),_.setValue(d,"boneTextureSize",E.boneTextureSize)}else _.setOptional(d,E,"boneMatrices")}}return(v||s.receiveShadow!==i.receiveShadow)&&(s.receiveShadow=i.receiveShadow,_.setValue(d,"receiveShadow",i.receiveShadow)),v&&(_.setValue(d,"toneMappingExposure",O.toneMappingExposure),_.setValue(d,"toneMappingWhitePoint",O.toneMappingWhitePoint),s.needsLights&&(u=b,(h=M).ambientLightColor.needsUpdate=u,h.lightProbe.needsUpdate=u,h.directionalLights.needsUpdate=u,h.directionalLightShadows.needsUpdate=u,h.pointLights.needsUpdate=u,h.pointLightShadows.needsUpdate=u,h.spotLights.needsUpdate=u,h.spotLightShadows.needsUpdate=u,h.rectAreaLights.needsUpdate=u,h.hemisphereLights.needsUpdate=u),r&&n.fog&&S.refreshFogUniforms(M,r),S.refreshMaterialUniforms(M,n,a,Y,X),void 0!==M.ltc_1&&(M.ltc_1.value=$_.LTC_1),void 0!==M.ltc_2&&(M.ltc_2.value=$_.LTC_2),fS.upload(d,s.uniformsList,M,x)),n.isShaderMaterial&&!0===n.uniformsNeedUpdate&&(fS.upload(d,s.uniformsList,M,x),n.uniformsNeedUpdate=!1),n.isSpriteMaterial&&_.setValue(d,"center",i.center),_.setValue(d,"modelViewMatrix",i.modelViewMatrix),_.setValue(d,"normalMatrix",i.normalMatrix),_.setValue(d,"modelMatrix",i.matrixWorld),w}ve.setAnimationLoop((function(e){ce.isPresenting||ge&&ge(e)})),"undefined"!=typeof window&&ve.setContext(window),this.setAnimationLoop=function(e){ge=e,ce.setAnimationLoop(e),ve.start()},this.render=function(e,t){var n,i;if(void 0!==arguments[2]&&(console.warn("THREE.WebGLRenderer.render(): the renderTarget argument has been removed. Use .setRenderTarget() instead."),n=arguments[2]),void 0!==arguments[3]&&(console.warn("THREE.WebGLRenderer.render(): the forceClear argument has been removed. Use .clear() instead."),i=arguments[3]),t&&t.isCamera){if(!I){H.geometry=null,H.program=null,H.wireframe=!1,B=-1,G=null,!0===e.autoUpdate&&e.updateMatrixWorld(),null===t.parent&&t.updateMatrixWorld(),ce.enabled&&ce.isPresenting&&(t=ce.getCamera(t)),e.onBeforeRender(O,e,t,n||U),(p=E.get(e,t)).init(),re.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),ee.setFromProjectionMatrix(re),ie=this.localClippingEnabled,ne=te.init(this.clippingPlanes,ie,t),(u=T.get(e,t)).init(),ye(e,t,0,O.sortObjects),u.finish(),!0===O.sortObjects&&u.sort(J,Z),ne&&te.beginShadows();var r=p.state.shadowsArray;he.render(r,e,t),p.setupLights(t),ne&&te.endShadows(),this.info.autoReset&&this.info.reset(),void 0!==n&&this.setRenderTarget(n),A.render(u,e,t,i);var a=u.opaque,o=u.transparent;if(e.overrideMaterial){var s=e.overrideMaterial;a.length&&xe(a,e,t,s),o.length&&xe(o,e,t,s)}else a.length&&xe(a,e,t),o.length&&xe(o,e,t);e.onAfterRender(O,e,t),null!==U&&(x.updateRenderTargetMipmap(U),x.updateMultisampleRenderTarget(U)),g.buffers.depth.setTest(!0),g.buffers.depth.setMask(!0),g.buffers.color.setMask(!0),g.setPolygonOffset(!1),u=null,p=null}}else console.error("THREE.WebGLRenderer.render: camera is not an instance of THREE.Camera.")},this.setFramebuffer=function(e){D!==e&&null===U&&d.bindFramebuffer(36160,e),D=e},this.getActiveCubeFace=function(){return N},this.getActiveMipmapLevel=function(){return z},this.getRenderTarget=function(){return U},this.setRenderTarget=function(e,t,n){U=e,N=t,z=n,e&&void 0===y.get(e).__webglFramebuffer&&x.setupRenderTarget(e);var i=D,r=!1;if(e){var a=y.get(e).__webglFramebuffer;e.isWebGLCubeRenderTarget?(i=a[t||0],r=!0):i=e.isWebGLMultisampleRenderTarget?y.get(e).__webglMultisampledFramebuffer:a,V.copy(e.viewport),j.copy(e.scissor),W=e.scissorTest}else V.copy(K).multiplyScalar(Y).floor(),j.copy(Q).multiplyScalar(Y).floor(),W=$;if(F!==i&&(d.bindFramebuffer(36160,i),F=i),g.viewport(V),g.scissor(j),g.setScissorTest(W),r){var o=y.get(e.texture);d.framebufferTexture2D(36160,36064,34069+(t||0),o.__webglTexture,n||0)}},this.readRenderTargetPixels=function(e,t,n,i,r,a,o){if(e&&e.isWebGLRenderTarget){var s=y.get(e).__webglFramebuffer;if(e.isWebGLCubeRenderTarget&&void 0!==o&&(s=s[o]),s){var l=!1;s!==F&&(d.bindFramebuffer(36160,s),l=!0);try{var c=e.texture,h=c.format,u=c.type;if(1023!==h&&C.convert(h)!==d.getParameter(35739))return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format.");if(!(1009===u||C.convert(u)===d.getParameter(35738)||1015===u&&(m.isWebGL2||f.get("OES_texture_float")||f.get("WEBGL_color_buffer_float"))||1016===u&&(m.isWebGL2?f.get("EXT_color_buffer_float"):f.get("EXT_color_buffer_half_float"))))return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.");36053===d.checkFramebufferStatus(36160)?t>=0&&t<=e.width-i&&n>=0&&n<=e.height-r&&d.readPixels(t,n,i,r,C.convert(h),C.convert(u),a):console.error("THREE.WebGLRenderer.readRenderTargetPixels: readPixels from renderTarget failed. Framebuffer not complete.")}finally{l&&d.bindFramebuffer(36160,F)}}}else console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.")},this.copyFramebufferToTexture=function(e,t,n){void 0===n&&(n=0);var i=Math.pow(2,-n),r=Math.floor(t.image.width*i),a=Math.floor(t.image.height*i),o=C.convert(t.format);x.setTexture2D(t,0),d.copyTexImage2D(3553,n,o,e.x,e.y,r,a,0),g.unbindTexture()},this.copyTextureToTexture=function(e,t,n,i){void 0===i&&(i=0);var r=t.image.width,a=t.image.height,o=C.convert(n.format),s=C.convert(n.type);x.setTexture2D(n,0),t.isDataTexture?d.texSubImage2D(3553,i,e.x,e.y,r,a,o,s,t.image.data):t.isCompressedTexture?d.compressedTexSubImage2D(3553,i,e.x,e.y,t.mipmaps[0].width,t.mipmaps[0].height,o,t.mipmaps[0].data):d.texSubImage2D(3553,i,e.x,e.y,o,s,t.image),0===i&&n.generateMipmaps&&d.generateMipmap(3553),g.unbindTexture()},this.initTexture=function(e){x.setTexture2D(e,0),g.unbindTexture()},"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}function rT(e,t){this.name="",this.color=new Hw(e),this.density=void 0!==t?t:25e-5}function aT(e,t,n){this.name="",this.color=new Hw(e),this.near=void 0!==t?t:1,this.far=void 0!==n?n:1e3}function oT(e,t){this.array=e,this.stride=t,this.count=void 0!==e?e.length/t:0,this.usage=35044,this.updateRange={offset:0,count:-1},this.version=0}QS.prototype=Object.assign(Object.create(q_.prototype),{constructor:QS,isArrayCamera:!0}),$S.prototype=Object.assign(Object.create(Jb.prototype),{constructor:$S,isGroup:!0}),Object.assign(eT.prototype,{constructor:eT,getTargetRaySpace:function(){return null===this._targetRay&&(this._targetRay=new $S,this._targetRay.matrixAutoUpdate=!1,this._targetRay.visible=!1),this._targetRay},getGripSpace:function(){return null===this._grip&&(this._grip=new $S,this._grip.matrixAutoUpdate=!1,this._grip.visible=!1),this._grip},dispatchEvent:function(e){return null!==this._targetRay&&this._targetRay.dispatchEvent(e),null!==this._grip&&this._grip.dispatchEvent(e),this},disconnect:function(e){return this.dispatchEvent({type:"disconnected",data:e}),null!==this._targetRay&&(this._targetRay.visible=!1),null!==this._grip&&(this._grip.visible=!1),this},update:function(e,t,n){var i=null,r=null,a=this._targetRay,o=this._grip;return e&&(null!==a&&null!==(i=t.getPose(e.targetRaySpace,n))&&(a.matrix.fromArray(i.transform.matrix),a.matrix.decompose(a.position,a.rotation,a.scale)),null!==o&&e.gripSpace&&null!==(r=t.getPose(e.gripSpace,n))&&(o.matrix.fromArray(r.transform.matrix),o.matrix.decompose(o.position,o.rotation,o.scale))),null!==a&&(a.visible=null!==i),null!==o&&(o.visible=null!==r),this}}),Object.assign(tT.prototype,sb.prototype),Object.assign(rT.prototype,{isFogExp2:!0,clone:function(){return new rT(this.color,this.density)},toJSON:function(){return{type:"FogExp2",color:this.color.getHex(),density:this.density}}}),Object.assign(aT.prototype,{isFog:!0,clone:function(){return new aT(this.color,this.near,this.far)},toJSON:function(){return{type:"Fog",color:this.color.getHex(),near:this.near,far:this.far}}}),Object.defineProperty(oT.prototype,"needsUpdate",{set:function(e){!0===e&&this.version++}}),Object.assign(oT.prototype,{isInterleavedBuffer:!0,onUploadCallback:function(){},setUsage:function(e){return this.usage=e,this},copy:function(e){return this.array=new e.array.constructor(e.array),this.count=e.count,this.stride=e.stride,this.usage=e.usage,this},copyAt:function(e,t,n){e*=this.stride,n*=t.stride;for(var i=0,r=this.stride;ie.far||t.push({distance:s,point:uT.clone(),uv:zw.getUV(uT,vT,yT,xT,bT,wT,_T,new pb),face:null,object:this})}},clone:function(){return new this.constructor(this.material).copy(this)},copy:function(e){return Jb.prototype.copy.call(this,e),void 0!==e.center&&this.center.copy(e.center),this}});var TT=new Mb,ET=new Mb;function AT(){Jb.call(this),this._currentLevel=0,this.type="LOD",Object.defineProperties(this,{levels:{enumerable:!0,value:[]}}),this.autoUpdate=!0}function LT(e,t){e&&e.isGeometry&&console.error("THREE.SkinnedMesh no longer supports THREE.Geometry. Use THREE.BufferGeometry instead."),O_.call(this,e,t),this.type="SkinnedMesh",this.bindMode="attached",this.bindMatrix=new Cb,this.bindMatrixInverse=new Cb}AT.prototype=Object.assign(Object.create(Jb.prototype),{constructor:AT,isLOD:!0,copy:function(e){Jb.prototype.copy.call(this,e,!1);for(var t=e.levels,n=0,i=t.length;n0){for(var n=1,i=t.length;n0){TT.setFromMatrixPosition(this.matrixWorld);var n=e.ray.origin.distanceTo(TT);this.getObjectForDistance(n).raycast(e,t)}},update:function(e){var t=this.levels;if(t.length>1){TT.setFromMatrixPosition(e.matrixWorld),ET.setFromMatrixPosition(this.matrixWorld);var n=TT.distanceTo(ET)/e.zoom;t[0].object.visible=!0;for(var i=1,r=t.length;i=t[i].distance;i++)t[i-1].object.visible=!1,t[i].object.visible=!0;for(this._currentLevel=i-1;io))h.applyMatrix4(this.matrixWorld),(w=e.ray.origin.distanceTo(h))e.far||t.push({distance:w,point:c.clone().applyMatrix4(this.matrixWorld),index:m,face:null,faceIndex:null,object:this})}else for(m=0,g=d.length/3-1;mo))h.applyMatrix4(this.matrixWorld),(w=e.ray.origin.distanceTo(h))e.far||t.push({distance:w,point:c.clone().applyMatrix4(this.matrixWorld),index:m,face:null,faceIndex:null,object:this})}}else if(n.isGeometry){var x=n.vertices,b=x.length;for(m=0;mo))h.applyMatrix4(this.matrixWorld),(w=e.ray.origin.distanceTo(h))e.far||t.push({distance:w,point:c.clone().applyMatrix4(this.matrixWorld),index:m,face:null,faceIndex:null,object:this})}}}},updateMorphTargets:function(){var e,t,n,i=this.geometry;if(i.isBufferGeometry){var r=i.morphAttributes,a=Object.keys(r);if(a.length>0){var o=r[a[0]];if(void 0!==o)for(this.morphTargetInfluences=[],this.morphTargetDictionary={},e=0,t=o.length;e0&&console.error("THREE.Line.updateMorphTargets() does not support THREE.Geometry. Use THREE.BufferGeometry instead.")}},clone:function(){return new this.constructor(this.geometry,this.material).copy(this)}});var WT=new Mb,qT=new Mb;function XT(e,t){jT.call(this,e,t),this.type="LineSegments"}function YT(e,t){jT.call(this,e,t),this.type="LineLoop"}function JT(e){qw.call(this),this.type="PointsMaterial",this.color=new Hw(16777215),this.map=null,this.alphaMap=null,this.size=1,this.sizeAttenuation=!0,this.morphTargets=!1,this.setValues(e)}XT.prototype=Object.assign(Object.create(jT.prototype),{constructor:XT,isLineSegments:!0,computeLineDistances:function(){var e=this.geometry;if(e.isBufferGeometry)if(null===e.index){for(var t=e.attributes.position,n=[],i=0,r=t.count;ir.far)return;a.push({distance:c,distanceToRay:Math.sqrt(s),point:l,index:t,face:null,object:o})}}function nE(e,t,n,i,r,a,o,s,l){gb.call(this,e,t,n,i,r,a,o,s,l),this.format=void 0!==o?o:1022,this.minFilter=void 0!==a?a:1006,this.magFilter=void 0!==r?r:1006,this.generateMipmaps=!1}function iE(e,t,n,i,r,a,o,s,l,c,h,u){gb.call(this,null,a,o,s,l,c,i,r,h,u),this.image={width:t,height:n},this.mipmaps=e,this.flipY=!1,this.generateMipmaps=!1}function rE(e,t,n,i,r,a,o,s,l){gb.call(this,e,t,n,i,r,a,o,s,l),this.needsUpdate=!0}function aE(e,t,n,i,r,a,o,s,l,c){if(1026!==(c=void 0!==c?c:1026)&&1027!==c)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");void 0===n&&1026===c&&(n=1012),void 0===n&&1027===c&&(n=1020),gb.call(this,null,i,r,a,o,s,c,n,l),this.image={width:e,height:t},this.magFilter=void 0!==o?o:1003,this.minFilter=void 0!==s?s:1003,this.flipY=!1,this.generateMipmaps=!1}function oE(e){f_.call(this),this.type="WireframeGeometry";var t,n,i,r,a,o,s,l,c,h,u=[],p=[0,0],d={},f=["a","b","c"];if(e&&e.isGeometry){var m=e.faces;for(t=0,i=m.length;t=0?(e(v-c,g,p),d.subVectors(u,p)):(e(v+c,g,p),d.subVectors(p,u)),g-c>=0?(e(v,g-c,p),f.subVectors(u,p)):(e(v,g+c,p),f.subVectors(p,u)),h.crossVectors(d,f).normalize(),s.push(h.x,h.y,h.z),l.push(v,g)}}for(i=0;i.9&&o<.1&&(t<.2&&(a[e+0]+=1),n<.2&&(a[e+2]+=1),i<.2&&(a[e+4]+=1))}}()}(),this.setAttribute("position",new i_(r,3)),this.setAttribute("normal",new i_(r.slice(),3)),this.setAttribute("uv",new i_(a,2)),0===i?this.computeVertexNormals():this.normalizeNormals()}function uE(e,t){B_.call(this),this.type="TetrahedronGeometry",this.parameters={radius:e,detail:t},this.fromBufferGeometry(new pE(e,t)),this.mergeVertices()}function pE(e,t){hE.call(this,[1,1,1,-1,-1,1,-1,1,-1,1,-1,-1],[2,1,0,0,3,2,1,3,0,2,3,1],e,t),this.type="TetrahedronBufferGeometry",this.parameters={radius:e,detail:t}}function dE(e,t){B_.call(this),this.type="OctahedronGeometry",this.parameters={radius:e,detail:t},this.fromBufferGeometry(new fE(e,t)),this.mergeVertices()}function fE(e,t){hE.call(this,[1,0,0,-1,0,0,0,1,0,0,-1,0,0,0,1,0,0,-1],[0,2,4,0,4,3,0,3,5,0,5,2,1,2,5,1,5,3,1,3,4,1,4,2],e,t),this.type="OctahedronBufferGeometry",this.parameters={radius:e,detail:t}}function mE(e,t){B_.call(this),this.type="IcosahedronGeometry",this.parameters={radius:e,detail:t},this.fromBufferGeometry(new gE(e,t)),this.mergeVertices()}function gE(e,t){var n=(1+Math.sqrt(5))/2,i=[-1,n,0,1,n,0,-1,-n,0,1,-n,0,0,-1,n,0,1,n,0,-1,-n,0,1,-n,n,0,-1,n,0,1,-n,0,-1,-n,0,1];hE.call(this,i,[0,11,5,0,5,1,0,1,7,0,7,10,0,10,11,1,5,9,5,11,4,11,10,2,10,7,6,7,1,8,3,9,4,3,4,2,3,2,6,3,6,8,3,8,9,4,9,5,2,4,11,6,2,10,8,6,7,9,8,1],e,t),this.type="IcosahedronBufferGeometry",this.parameters={radius:e,detail:t}}function vE(e,t){B_.call(this),this.type="DodecahedronGeometry",this.parameters={radius:e,detail:t},this.fromBufferGeometry(new yE(e,t)),this.mergeVertices()}function yE(e,t){var n=(1+Math.sqrt(5))/2,i=1/n,r=[-1,-1,-1,-1,-1,1,-1,1,-1,-1,1,1,1,-1,-1,1,-1,1,1,1,-1,1,1,1,0,-i,-n,0,-i,n,0,i,-n,0,i,n,-i,-n,0,-i,n,0,i,-n,0,i,n,0,-n,0,-i,n,0,-i,-n,0,i,n,0,i];hE.call(this,r,[3,11,7,3,7,15,3,15,13,7,19,17,7,17,6,7,6,15,17,4,8,17,8,10,17,10,6,8,0,16,8,16,2,8,2,10,0,12,1,0,1,18,0,18,16,6,10,2,6,2,13,6,13,15,2,16,18,2,18,3,2,3,13,18,1,9,18,9,11,18,11,3,4,14,12,4,12,0,4,0,8,11,9,5,11,5,19,11,19,7,19,5,14,19,14,4,19,4,17,1,12,14,1,14,5,1,5,9],e,t),this.type="DodecahedronBufferGeometry",this.parameters={radius:e,detail:t}}function xE(e,t,n,i,r,a){B_.call(this),this.type="TubeGeometry",this.parameters={path:e,tubularSegments:t,radius:n,radialSegments:i,closed:r},void 0!==a&&console.warn("THREE.TubeGeometry: taper has been removed.");var o=new bE(e,t,n,i,r);this.tangents=o.tangents,this.normals=o.normals,this.binormals=o.binormals,this.fromBufferGeometry(o),this.mergeVertices()}function bE(e,t,n,i,r){f_.call(this),this.type="TubeBufferGeometry",this.parameters={path:e,tubularSegments:t,radius:n,radialSegments:i,closed:r},t=t||64,n=n||1,i=i||8,r=r||!1;var a=e.computeFrenetFrames(t,r);this.tangents=a.tangents,this.normals=a.normals,this.binormals=a.binormals;var o,s,l=new Mb,c=new Mb,h=new pb,u=new Mb,p=[],d=[],f=[],m=[];function g(r){u=e.getPointAt(r/t,u);var o=a.normals[r],h=a.binormals[r];for(s=0;s<=i;s++){var f=s/i*Math.PI*2,m=Math.sin(f),g=-Math.cos(f);c.x=g*o.x+m*h.x,c.y=g*o.y+m*h.y,c.z=g*o.z+m*h.z,c.normalize(),d.push(c.x,c.y,c.z),l.x=u.x+n*c.x,l.y=u.y+n*c.y,l.z=u.z+n*c.z,p.push(l.x,l.y,l.z)}}!function(){for(o=0;o0){var o=r[a[0]];if(void 0!==o)for(this.morphTargetInfluences=[],this.morphTargetDictionary={},e=0,t=o.length;e0&&console.error("THREE.Points.updateMorphTargets() does not support THREE.Geometry. 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qw.prototype.copy.call(this,e),this.color.copy(e.color),this.specular.copy(e.specular),this.shininess=e.shininess,this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.combine=e.combine,this.reflectivity=e.reflectivity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.skinning=e.skinning,this.morphTargets=e.morphTargets,this.morphNormals=e.morphNormals,this},AA.prototype=Object.create(qw.prototype),AA.prototype.constructor=AA,AA.prototype.isMeshToonMaterial=!0,AA.prototype.copy=function(e){return qw.prototype.copy.call(this,e),this.color.copy(e.color),this.specular.copy(e.specular),this.shininess=e.shininess,this.map=e.map,this.gradientMap=e.gradientMap,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.skinning=e.skinning,this.morphTargets=e.morphTargets,this.morphNormals=e.morphNormals,this},LA.prototype=Object.create(qw.prototype),LA.prototype.constructor=LA,LA.prototype.isMeshNormalMaterial=!0,LA.prototype.copy=function(e){return qw.prototype.copy.call(this,e),this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.skinning=e.skinning,this.morphTargets=e.morphTargets,this.morphNormals=e.morphNormals,this},RA.prototype=Object.create(qw.prototype),RA.prototype.constructor=RA,RA.prototype.isMeshLambertMaterial=!0,RA.prototype.copy=function(e){return qw.prototype.copy.call(this,e),this.color.copy(e.color),this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.combine=e.combine,this.reflectivity=e.reflectivity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.skinning=e.skinning,this.morphTargets=e.morphTargets,this.morphNormals=e.morphNormals,this},PA.prototype=Object.create(qw.prototype),PA.prototype.constructor=PA,PA.prototype.isMeshMatcapMaterial=!0,PA.prototype.copy=function(e){return qw.prototype.copy.call(this,e),this.defines={MATCAP:""},this.color.copy(e.color),this.matcap=e.matcap,this.map=e.map,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.alphaMap=e.alphaMap,this.skinning=e.skinning,this.morphTargets=e.morphTargets,this.morphNormals=e.morphNormals,this},CA.prototype=Object.create(FT.prototype),CA.prototype.constructor=CA,CA.prototype.isLineDashedMaterial=!0,CA.prototype.copy=function(e){return FT.prototype.copy.call(this,e),this.scale=e.scale,this.dashSize=e.dashSize,this.gapSize=e.gapSize,this};var OA=Object.freeze({__proto__:null,ShadowMaterial:_A,SpriteMaterial:hT,RawShaderMaterial:MA,ShaderMaterial:j_,PointsMaterial:JT,MeshPhysicalMaterial:TA,MeshStandardMaterial:SA,MeshPhongMaterial:EA,MeshToonMaterial:AA,MeshNormalMaterial:LA,MeshLambertMaterial:RA,MeshDepthMaterial:qS,MeshDistanceMaterial:XS,MeshBasicMaterial:Xw,MeshMatcapMaterial:PA,LineDashedMaterial:CA,LineBasicMaterial:FT,Material:qw}),IA={arraySlice:function(e,t,n){return IA.isTypedArray(e)?new e.constructor(e.subarray(t,void 0!==n?n:e.length)):e.slice(t,n)},convertArray:function(e,t,n){return!e||!n&&e.constructor===t?e:"number"==typeof t.BYTES_PER_ELEMENT?new t(e):Array.prototype.slice.call(e)},isTypedArray:function(e){return ArrayBuffer.isView(e)&&!(e instanceof DataView)},getKeyframeOrder:function(e){for(var t=e.length,n=new Array(t),i=0;i!==t;++i)n[i]=i;return n.sort((function(t,n){return e[t]-e[n]})),n},sortedArray:function(e,t,n){for(var i=e.length,r=new e.constructor(i),a=0,o=0;o!==i;++a)for(var 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o=this.getValueSize();this.times=IA.arraySlice(n,r,a),this.values=IA.arraySlice(this.values,r*o,a*o)}return this},validate:function(){var e=!0,t=this.getValueSize();t-Math.floor(t)!=0&&(console.error("THREE.KeyframeTrack: Invalid value size in track.",this),e=!1);var n=this.times,i=this.values,r=n.length;0===r&&(console.error("THREE.KeyframeTrack: Track is empty.",this),e=!1);for(var a=null,o=0;o!==r;o++){var s=n[o];if("number"==typeof s&&isNaN(s)){console.error("THREE.KeyframeTrack: Time is not a valid number.",this,o,s),e=!1;break}if(null!==a&&a>s){console.error("THREE.KeyframeTrack: Out of order keys.",this,o,s,a),e=!1;break}a=s}if(void 0!==i&&IA.isTypedArray(i)){o=0;for(var l=i.length;o!==l;++o){var c=i[o];if(isNaN(c)){console.error("THREE.KeyframeTrack: Value is not a valid number.",this,o,c),e=!1;break}}}return e},optimize:function(){for(var e=IA.arraySlice(this.times),t=IA.arraySlice(this.values),n=this.getValueSize(),i=2302===this.getInterpolation(),r=1,a=e.length-1,o=1;o0){e[r]=e[a];for(f=a*n,m=r*n,p=0;p!==n;++p)t[m+p]=t[f+p];++r}return r!==e.length?(this.times=IA.arraySlice(e,0,r),this.values=IA.arraySlice(t,0,r*n)):(this.times=e,this.values=t),this},clone:function(){var e=IA.arraySlice(this.times,0),t=IA.arraySlice(this.values,0),n=new(0,this.constructor)(this.name,e,t);return n.createInterpolant=this.createInterpolant,n}}),BA.prototype=Object.assign(Object.create(FA.prototype),{constructor:BA,ValueTypeName:"bool",ValueBufferType:Array,DefaultInterpolation:2300,InterpolantFactoryMethodLinear:void 0,InterpolantFactoryMethodSmooth:void 0}),HA.prototype=Object.assign(Object.create(FA.prototype),{constructor:HA,ValueTypeName:"color"}),GA.prototype=Object.assign(Object.create(FA.prototype),{constructor:GA,ValueTypeName:"number"}),kA.prototype=Object.assign(Object.create(DA.prototype),{constructor:kA,interpolate_:function(e,t,n,i){for(var r=this.resultBuffer,a=this.sampleValues,o=this.valueSize,s=e*o,l=(n-t)/(i-t),c=s+o;s!==c;s+=4)bb.slerpFlat(r,0,a,s-o,a,s,l);return r}}),VA.prototype=Object.assign(Object.create(FA.prototype),{constructor:VA,ValueTypeName:"quaternion",DefaultInterpolation:2301,InterpolantFactoryMethodLinear:function(e){return new kA(this.times,this.values,this.getValueSize(),e)},InterpolantFactoryMethodSmooth:void 0}),jA.prototype=Object.assign(Object.create(FA.prototype),{constructor:jA,ValueTypeName:"string",ValueBufferType:Array,DefaultInterpolation:2300,InterpolantFactoryMethodLinear:void 0,InterpolantFactoryMethodSmooth:void 0}),WA.prototype=Object.assign(Object.create(FA.prototype),{constructor:WA,ValueTypeName:"vector"}),Object.assign(qA,{parse:function(e){for(var t=[],n=e.tracks,i=1/(e.fps||1),r=0,a=n.length;r!==a;++r)t.push(XA(n[r]).scale(i));return new qA(e.name,e.duration,t,e.blendMode)},toJSON:function(e){for(var t=[],n=e.tracks,i={name:e.name,duration:e.duration,tracks:t,uuid:e.uuid,blendMode:e.blendMode},r=0,a=n.length;r!==a;++r)t.push(FA.toJSON(n[r]));return i},CreateFromMorphTargetSequence:function(e,t,n,i){for(var r=t.length,a=[],o=0;o1){var c=i[u=l[1]];c||(i[u]=c=[]),c.push(s)}}var h=[];for(var u in i)h.push(qA.CreateFromMorphTargetSequence(u,i[u],t,n));return h},parseAnimation:function(e,t){if(!e)return console.error("THREE.AnimationClip: No animation in JSONLoader data."),null;for(var n=function(e,t,n,i,r){if(0!==n.length){var a=[],o=[];IA.flattenJSON(n,a,o,i),0!==a.length&&r.push(new e(t,a,o))}},i=[],r=e.name||"default",a=e.length||-1,o=e.fps||30,s=e.blendMode,l=e.hierarchy||[],c=0;c0||0===e.search(/^data\:image\/jpeg/);r.format=i?1022:1023,r.needsUpdate=!0,void 0!==t&&t(r)}),n,i),r}}),Object.assign(oL.prototype,{getPoint:function(){return console.warn("THREE.Curve: .getPoint() not implemented."),null},getPointAt:function(e,t){var n=this.getUtoTmapping(e);return this.getPoint(n,t)},getPoints:function(e){void 0===e&&(e=5);for(var t=[],n=0;n<=e;n++)t.push(this.getPoint(n/e));return t},getSpacedPoints:function(e){void 0===e&&(e=5);for(var t=[],n=0;n<=e;n++)t.push(this.getPointAt(n/e));return t},getLength:function(){var e=this.getLengths();return e[e.length-1]},getLengths:function(e){if(void 0===e&&(e=this.arcLengthDivisions),this.cacheArcLengths&&this.cacheArcLengths.length===e+1&&!this.needsUpdate)return this.cacheArcLengths;this.needsUpdate=!1;var t,n,i=[],r=this.getPoint(0),a=0;for(i.push(0),n=1;n<=e;n++)a+=(t=this.getPoint(n/e)).distanceTo(r),i.push(a),r=t;return this.cacheArcLengths=i,i},updateArcLengths:function(){this.needsUpdate=!0,this.getLengths()},getUtoTmapping:function(e,t){var n,i=this.getLengths(),r=0,a=i.length;n=t||e*i[a-1];for(var o,s=0,l=a-1;s<=l;)if((o=i[r=Math.floor(s+(l-s)/2)]-n)<0)s=r+1;else{if(!(o>0)){l=r;break}l=r-1}if(i[r=l]===n)return r/(a-1);var c=i[r];return(r+(n-c)/(i[r+1]-c))/(a-1)},getTangent:function(e,t){var n=e-1e-4,i=e+1e-4;n<0&&(n=0),i>1&&(i=1);var r=this.getPoint(n),a=this.getPoint(i),o=t||(r.isVector2?new pb:new Mb);return o.copy(a).sub(r).normalize(),o},getTangentAt:function(e,t){var n=this.getUtoTmapping(e);return this.getTangent(n,t)},computeFrenetFrames:function(e,t){var n,i,r,a=new Mb,o=[],s=[],l=[],c=new Mb,h=new Cb;for(n=0;n<=e;n++)i=n/e,o[n]=this.getTangentAt(i,new Mb),o[n].normalize();s[0]=new Mb,l[0]=new Mb;var u=Number.MAX_VALUE,p=Math.abs(o[0].x),d=Math.abs(o[0].y),f=Math.abs(o[0].z);for(p<=u&&(u=p,a.set(1,0,0)),d<=u&&(u=d,a.set(0,1,0)),f<=u&&a.set(0,0,1),c.crossVectors(o[0],a).normalize(),s[0].crossVectors(o[0],c),l[0].crossVectors(o[0],s[0]),n=1;n<=e;n++)s[n]=s[n-1].clone(),l[n]=l[n-1].clone(),c.crossVectors(o[n-1],o[n]),c.length()>Number.EPSILON&&(c.normalize(),r=Math.acos(ub.clamp(o[n-1].dot(o[n]),-1,1)),s[n].applyMatrix4(h.makeRotationAxis(c,r))),l[n].crossVectors(o[n],s[n]);if(!0===t)for(r=Math.acos(ub.clamp(s[0].dot(s[e]),-1,1)),r/=e,o[0].dot(c.crossVectors(s[0],s[e]))>0&&(r=-r),n=1;n<=e;n++)s[n].applyMatrix4(h.makeRotationAxis(o[n],r*n)),l[n].crossVectors(o[n],s[n]);return{tangents:o,normals:s,binormals:l}},clone:function(){return(new this.constructor).copy(this)},copy:function(e){return this.arcLengthDivisions=e.arcLengthDivisions,this},toJSON:function(){var e={metadata:{version:4.5,type:"Curve",generator:"Curve.toJSON"}};return e.arcLengthDivisions=this.arcLengthDivisions,e.type=this.type,e},fromJSON:function(e){return this.arcLengthDivisions=e.arcLengthDivisions,this}}),sL.prototype=Object.create(oL.prototype),sL.prototype.constructor=sL,sL.prototype.isEllipseCurve=!0,sL.prototype.getPoint=function(e,t){for(var n=t||new pb,i=2*Math.PI,r=this.aEndAngle-this.aStartAngle,a=Math.abs(r)i;)r-=i;r0?0:(Math.floor(Math.abs(h)/l)+1)*l:0===u&&h===l-1&&(h=l-2,u=1),this.closed||h>0?n=s[(h-1)%l]:(hL.subVectors(s[0],s[1]).add(s[0]),n=hL),i=s[h%l],r=s[(h+1)%l],this.closed||h+2i.length-2?i.length-1:a+1],h=i[a>i.length-3?i.length-1:a+2];return n.set(mL(o,s.x,l.x,c.x,h.x),mL(o,s.y,l.y,c.y,h.y)),n},SL.prototype.copy=function(e){oL.prototype.copy.call(this,e),this.points=[];for(var t=0,n=e.points.length;t=t){var r=n[i]-t,a=this.curves[i],o=a.getLength(),s=0===o?0:1-r/o;return a.getPointAt(s)}i++}return null},getLength:function(){var e=this.getCurveLengths();return e[e.length-1]},updateArcLengths:function(){this.needsUpdate=!0,this.cacheLengths=null,this.getCurveLengths()},getCurveLengths:function(){if(this.cacheLengths&&this.cacheLengths.length===this.curves.length)return this.cacheLengths;for(var e=[],t=0,n=0,i=this.curves.length;n1&&!n[n.length-1].equals(n[0])&&n.push(n[0]),n},copy:function(e){oL.prototype.copy.call(this,e),this.curves=[];for(var t=0,n=e.curves.length;t0){var c=l.getPoint(0);c.equals(this.currentPoint)||this.lineTo(c.x,c.y)}this.curves.push(l);var h=l.getPoint(1);return this.currentPoint.copy(h),this},copy:function(e){return EL.prototype.copy.call(this,e),this.currentPoint.copy(e.currentPoint),this},toJSON:function(){var e=EL.prototype.toJSON.call(this);return e.currentPoint=this.currentPoint.toArray(),e},fromJSON:function(e){return EL.prototype.fromJSON.call(this,e),this.currentPoint.fromArray(e.currentPoint),this}}),LL.prototype=Object.assign(Object.create(AL.prototype),{constructor:LL,getPointsHoles:function(e){for(var t=[],n=0,i=this.holes.length;n0:i.vertexColors=e.vertexColors),void 0!==e.uniforms)for(var r in e.uniforms){var a=e.uniforms[r];switch(i.uniforms[r]={},a.type){case"t":i.uniforms[r].value=n(a.value);break;case"c":i.uniforms[r].value=(new Hw).setHex(a.value);break;case"v2":i.uniforms[r].value=(new pb).fromArray(a.value);break;case"v3":i.uniforms[r].value=(new Mb).fromArray(a.value);break;case"v4":i.uniforms[r].value=(new vb).fromArray(a.value);break;case"m3":i.uniforms[r].value=(new db).fromArray(a.value);case"m4":i.uniforms[r].value=(new Cb).fromArray(a.value);break;default:i.uniforms[r].value=a.value}}if(void 0!==e.defines&&(i.defines=e.defines),void 0!==e.vertexShader&&(i.vertexShader=e.vertexShader),void 0!==e.fragmentShader&&(i.fragmentShader=e.fragmentShader),void 0!==e.extensions)for(var o in e.extensions)i.extensions[o]=e.extensions[o];if(void 0!==e.shading&&(i.flatShading=1===e.shading),void 0!==e.size&&(i.size=e.size),void 0!==e.sizeAttenuation&&(i.sizeAttenuation=e.sizeAttenuation),void 0!==e.map&&(i.map=n(e.map)),void 0!==e.matcap&&(i.matcap=n(e.matcap)),void 0!==e.alphaMap&&(i.alphaMap=n(e.alphaMap)),void 0!==e.bumpMap&&(i.bumpMap=n(e.bumpMap)),void 0!==e.bumpScale&&(i.bumpScale=e.bumpScale),void 0!==e.normalMap&&(i.normalMap=n(e.normalMap)),void 0!==e.normalMapType&&(i.normalMapType=e.normalMapType),void 0!==e.normalScale){var s=e.normalScale;!1===Array.isArray(s)&&(s=[s,s]),i.normalScale=(new pb).fromArray(s)}return void 0!==e.displacementMap&&(i.displacementMap=n(e.displacementMap)),void 0!==e.displacementScale&&(i.displacementScale=e.displacementScale),void 0!==e.displacementBias&&(i.displacementBias=e.displacementBias),void 0!==e.roughnessMap&&(i.roughnessMap=n(e.roughnessMap)),void 0!==e.metalnessMap&&(i.metalnessMap=n(e.metalnessMap)),void 0!==e.emissiveMap&&(i.emissiveMap=n(e.emissiveMap)),void 0!==e.emissiveIntensity&&(i.emissiveIntensity=e.emissiveIntensity),void 0!==e.specularMap&&(i.specularMap=n(e.specularMap)),void 0!==e.envMap&&(i.envMap=n(e.envMap)),void 0!==e.envMapIntensity&&(i.envMapIntensity=e.envMapIntensity),void 0!==e.reflectivity&&(i.reflectivity=e.reflectivity),void 0!==e.refractionRatio&&(i.refractionRatio=e.refractionRatio),void 0!==e.lightMap&&(i.lightMap=n(e.lightMap)),void 0!==e.lightMapIntensity&&(i.lightMapIntensity=e.lightMapIntensity),void 0!==e.aoMap&&(i.aoMap=n(e.aoMap)),void 0!==e.aoMapIntensity&&(i.aoMapIntensity=e.aoMapIntensity),void 0!==e.gradientMap&&(i.gradientMap=n(e.gradientMap)),void 0!==e.clearcoatMap&&(i.clearcoatMap=n(e.clearcoatMap)),void 0!==e.clearcoatRoughnessMap&&(i.clearcoatRoughnessMap=n(e.clearcoatRoughnessMap)),void 0!==e.clearcoatNormalMap&&(i.clearcoatNormalMap=n(e.clearcoatNormalMap)),void 0!==e.clearcoatNormalScale&&(i.clearcoatNormalScale=(new pb).fromArray(e.clearcoatNormalScale)),i},setTextures:function(e){return this.textures=e,this}});var jL=function(e){var t=e.lastIndexOf("/");return-1===t?"./":e.substr(0,t+1)};function WL(){f_.call(this),this.type="InstancedBufferGeometry",this.instanceCount=1/0}function qL(e,t,n,i){"number"==typeof n&&(i=n,n=!1,console.error("THREE.InstancedBufferAttribute: The constructor now expects normalized as the third argument.")),Jw.call(this,e,t,n),this.meshPerAttribute=i||1}function XL(e){KA.call(this,e)}WL.prototype=Object.assign(Object.create(f_.prototype),{constructor:WL,isInstancedBufferGeometry:!0,copy:function(e){return f_.prototype.copy.call(this,e),this.instanceCount=e.instanceCount,this},clone:function(){return(new this.constructor).copy(this)},toJSON:function(){var e=f_.prototype.toJSON.call(this);return e.instanceCount=this.instanceCount,e.isInstancedBufferGeometry=!0,e}}),qL.prototype=Object.assign(Object.create(Jw.prototype),{constructor:qL,isInstancedBufferAttribute:!0,copy:function(e){return Jw.prototype.copy.call(this,e),this.meshPerAttribute=e.meshPerAttribute,this},toJSON:function(){var e=Jw.prototype.toJSON.call(this);return e.meshPerAttribute=this.meshPerAttribute,e.isInstancedBufferAttribute=!0,e}}),XL.prototype=Object.assign(Object.create(KA.prototype),{constructor:XL,load:function(e,t,n,i){var r=this,a=new $A(r.manager);a.setPath(r.path),a.load(e,(function(n){try{t(r.parse(JSON.parse(n)))}catch(t){i?i(t):console.error(t),r.manager.itemError(e)}}),n,i)},parse:function(e){var t=e.isInstancedBufferGeometry?new WL:new f_,n=e.data.index;if(void 0!==n){var i=new YL[n.type](n.array);t.setIndex(new Jw(i,1))}var r=e.data.attributes;for(var a in r){var o=r[a],s=(i=new YL[o.type](o.array),new(o.isInstancedBufferAttribute?qL:Jw)(i,o.itemSize,o.normalized));void 0!==o.name&&(s.name=o.name),t.setAttribute(a,s)}var l=e.data.morphAttributes;if(l)for(var a in l){for(var c=l[a],h=[],u=0,p=c.length;u0){var a=new iL(new JA(t));a.setCrossOrigin(this.crossOrigin);for(var o=0,s=e.length;oNumber.EPSILON){if(c<0&&(o=t[a],l=-l,s=t[r],c=-c),e.ys.y)continue;if(e.y===o.y){if(e.x===o.x)return!0}else{var h=c*(e.x-o.x)-l*(e.y-o.y);if(0===h)return!0;if(h<0)continue;i=!i}}else{if(e.y!==o.y)continue;if(s.x<=e.x&&e.x<=o.x||o.x<=e.x&&e.x<=s.x)return!0}}return i}var r=ZE.isClockWise,a=this.subPaths;if(0===a.length)return[];if(!0===t)return n(a);var o,s,l,c=[];if(1===a.length)return s=a[0],(l=new LL).curves=s.curves,c.push(l),c;var h=!r(a[0].getPoints());h=e?!h:h;var u,p,d=[],f=[],m=[],g=0;f[g]=void 0,m[g]=[];for(var v=0,y=a.length;v1){for(var x=!1,b=[],w=0,_=f.length;w<_;w++)d[w]=[];for(w=0,_=f.length;w<_;w++)for(var M=m[w],S=0;S0&&(x||(m=d))}v=0;for(var L=f.length;v0){this.source.connect(this.filters[0]);for(var e=1,t=this.filters.length;e0){this.source.disconnect(this.filters[0]);for(var e=1,t=this.filters.length;e0&&this._mixBufferRegionAdditive(n,i,this._addIndex*t,1,t);for(var l=t,c=t+t;l!==c;++l)if(n[l]!==n[l+t]){o.setValue(n,i);break}},saveOriginalState:function(){var e=this.binding,t=this.buffer,n=this.valueSize,i=n*this._origIndex;e.getValue(t,i);for(var r=n,a=i;r!==a;++r)t[r]=t[i+r%n];this._setIdentity(),this.cumulativeWeight=0,this.cumulativeWeightAdditive=0},restoreOriginalState:function(){var e=3*this.valueSize;this.binding.setValue(this.buffer,e)},_setAdditiveIdentityNumeric:function(){for(var e=this._addIndex*this.valueSize,t=e+this.valueSize,n=e;n=.5)for(var a=0;a!==r;++a)e[t+a]=e[n+a]},_slerp:function(e,t,n,i){bb.slerpFlat(e,t,e,t,e,n,i)},_slerpAdditive:function(e,t,n,i,r){var a=this._workIndex*r;bb.multiplyQuaternionsFlat(e,a,e,t,e,n),bb.slerpFlat(e,t,e,t,e,a,i)},_lerp:function(e,t,n,i,r){for(var a=1-i,o=0;o!==r;++o){var s=t+o;e[s]=e[s]*a+e[n+o]*i}},_lerpAdditive:function(e,t,n,i,r){for(var a=0;a!==r;++a){var o=t+a;e[o]=e[o]+e[n+a]*i}}});var TR=new RegExp("[\\[\\]\\.:\\/]","g"),ER="[^"+"\\[\\]\\.:\\/".replace("\\.","")+"]",AR=/((?:WC+[\/:])*)/.source.replace("WC","[^\\[\\]\\.:\\/]"),LR=/(WCOD+)?/.source.replace("WCOD",ER),RR=/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC","[^\\[\\]\\.:\\/]"),PR=/\.(WC+)(?:\[(.+)\])?/.source.replace("WC","[^\\[\\]\\.:\\/]"),CR=new RegExp("^"+AR+LR+RR+PR+"$"),OR=["material","materials","bones"];function IR(e,t,n){var i=n||DR.parseTrackName(t);this._targetGroup=e,this._bindings=e.subscribe_(t,i)}function DR(e,t,n){this.path=t,this.parsedPath=n||DR.parseTrackName(t),this.node=DR.findNode(e,this.parsedPath.nodeName)||e,this.rootNode=e}function NR(e,t,n,i){this._mixer=e,this._clip=t,this._localRoot=n||null,this.blendMode=i||t.blendMode;for(var r=t.tracks,a=r.length,o=new Array(a),s={endingStart:2400,endingEnd:2400},l=0;l!==a;++l){var c=r[l].createInterpolant(null);o[l]=c,c.settings=s}this._interpolantSettings=s,this._interpolants=o,this._propertyBindings=new Array(a),this._cacheIndex=null,this._byClipCacheIndex=null,this._timeScaleInterpolant=null,this._weightInterpolant=null,this.loop=2201,this._loopCount=-1,this._startTime=null,this.time=0,this.timeScale=1,this._effectiveTimeScale=1,this.weight=1,this._effectiveWeight=1,this.repetitions=1/0,this.paused=!1,this.enabled=!0,this.clampWhenFinished=!1,this.zeroSlopeAtStart=!0,this.zeroSlopeAtEnd=!0}function zR(e){this._root=e,this._initMemoryManager(),this._accuIndex=0,this.time=0,this.timeScale=1}function UR(e){"string"==typeof e&&(console.warn("THREE.Uniform: Type parameter is no longer needed."),e=arguments[1]),this.value=e}function FR(e,t,n){oT.call(this,e,t),this.meshPerAttribute=n||1}function BR(e,t,n,i){this.ray=new ww(e,t),this.near=n||0,this.far=i||1/0,this.camera=null,this.layers=new Nb,this.params={Mesh:{},Line:{threshold:1},LOD:{},Points:{threshold:1},Sprite:{}},Object.defineProperties(this.params,{PointCloud:{get:function(){return console.warn("THREE.Raycaster: params.PointCloud has been renamed to params.Points."),this.Points}}})}function HR(e,t){return e.distance-t.distance}function GR(e,t,n,i){if(e.layers.test(t.layers)&&e.raycast(t,n),!0===i)for(var r=e.children,a=0,o=r.length;a=t){var h=t++,u=e[h];n[u.uuid]=c,e[c]=u,n[l]=h,e[h]=s;for(var p=0,d=r;p!==d;++p){var f=i[p],m=f[h],g=f[c];f[c]=m,f[h]=g}}}this.nCachedObjects_=t},uncache:function(){for(var e=this._objects,t=e.length,n=this.nCachedObjects_,i=this._indicesByUUID,r=this._bindings,a=r.length,o=0,s=arguments.length;o!==s;++o){var l=arguments[o],c=l.uuid,h=i[c];if(void 0!==h)if(delete i[c],h0){var l=this._interpolants,c=this._propertyBindings;switch(this.blendMode){case 2501:for(var h=0,u=l.length;h!==u;++h)l[h].evaluate(o),c[h].accumulateAdditive(s);break;case 2500:default:for(h=0,u=l.length;h!==u;++h)l[h].evaluate(o),c[h].accumulate(i,s)}}}else this._updateWeight(e)},_updateWeight:function(e){var t=0;if(this.enabled){t=this.weight;var n=this._weightInterpolant;if(null!==n){var i=n.evaluate(e)[0];t*=i,e>n.parameterPositions[1]&&(this.stopFading(),0===i&&(this.enabled=!1))}}return this._effectiveWeight=t,t},_updateTimeScale:function(e){var t=0;if(!this.paused){t=this.timeScale;var n=this._timeScaleInterpolant;if(null!==n)t*=n.evaluate(e)[0],e>n.parameterPositions[1]&&(this.stopWarping(),0===t?this.paused=!0:this.timeScale=t)}return this._effectiveTimeScale=t,t},_updateTime:function(e){var t=this.time+e,n=this._clip.duration,i=this.loop,r=this._loopCount,a=2202===i;if(0===e)return-1===r?t:a&&1==(1&r)?n-t:t;if(2200===i){-1===r&&(this._loopCount=0,this._setEndings(!0,!0,!1));e:{if(t>=n)t=n;else{if(!(t<0)){this.time=t;break e}t=0}this.clampWhenFinished?this.paused=!0:this.enabled=!1,this.time=t,this._mixer.dispatchEvent({type:"finished",action:this,direction:e<0?-1:1})}}else{if(-1===r&&(e>=0?(r=0,this._setEndings(!0,0===this.repetitions,a)):this._setEndings(0===this.repetitions,!0,a)),t>=n||t<0){var o=Math.floor(t/n);t-=n*o,r+=Math.abs(o);var s=this.repetitions-r;if(s<=0)this.clampWhenFinished?this.paused=!0:this.enabled=!1,t=e>0?n:0,this.time=t,this._mixer.dispatchEvent({type:"finished",action:this,direction:e>0?1:-1});else{if(1===s){var l=e<0;this._setEndings(l,!l,a)}else this._setEndings(!1,!1,a);this._loopCount=r,this.time=t,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:o})}}else this.time=t;if(a&&1==(1&r))return n-t}return t},_setEndings:function(e,t,n){var i=this._interpolantSettings;n?(i.endingStart=2401,i.endingEnd=2401):(i.endingStart=e?this.zeroSlopeAtStart?2401:2400:2402,i.endingEnd=t?this.zeroSlopeAtEnd?2401:2400:2402)},_scheduleFading:function(e,t,n){var i=this._mixer,r=i.time,a=this._weightInterpolant;null===a&&(a=i._lendControlInterpolant(),this._weightInterpolant=a);var o=a.parameterPositions,s=a.sampleValues;return o[0]=r,s[0]=t,o[1]=r+e,s[1]=n,this}}),zR.prototype=Object.assign(Object.create(sb.prototype),{constructor:zR,_bindAction:function(e,t){var n=e._localRoot||this._root,i=e._clip.tracks,r=i.length,a=e._propertyBindings,o=e._interpolants,s=n.uuid,l=this._bindingsByRootAndName,c=l[s];void 0===c&&(c={},l[s]=c);for(var h=0;h!==r;++h){var u=i[h],p=u.name,d=c[p];if(void 0!==d)a[h]=d;else{if(void 0!==(d=a[h])){null===d._cacheIndex&&(++d.referenceCount,this._addInactiveBinding(d,s,p));continue}var f=t&&t._propertyBindings[h].binding.parsedPath;++(d=new SR(DR.create(n,p,f),u.ValueTypeName,u.getValueSize())).referenceCount,this._addInactiveBinding(d,s,p),a[h]=d}o[h].resultBuffer=d.buffer}},_activateAction:function(e){if(!this._isActiveAction(e)){if(null===e._cacheIndex){var t=(e._localRoot||this._root).uuid,n=e._clip.uuid,i=this._actionsByClip[n];this._bindAction(e,i&&i.knownActions[0]),this._addInactiveAction(e,n,t)}for(var r=e._propertyBindings,a=0,o=r.length;a!==o;++a){var s=r[a];0==s.useCount++&&(this._lendBinding(s),s.saveOriginalState())}this._lendAction(e)}},_deactivateAction:function(e){if(this._isActiveAction(e)){for(var t=e._propertyBindings,n=0,i=t.length;n!==i;++n){var r=t[n];0==--r.useCount&&(r.restoreOriginalState(),this._takeBackBinding(r))}this._takeBackAction(e)}},_initMemoryManager:function(){this._actions=[],this._nActiveActions=0,this._actionsByClip={},this._bindings=[],this._nActiveBindings=0,this._bindingsByRootAndName={},this._controlInterpolants=[],this._nActiveControlInterpolants=0;var e=this;this.stats={actions:{get total(){return e._actions.length},get inUse(){return e._nActiveActions}},bindings:{get total(){return e._bindings.length},get inUse(){return e._nActiveBindings}},controlInterpolants:{get total(){return e._controlInterpolants.length},get inUse(){return e._nActiveControlInterpolants}}}},_isActiveAction:function(e){var t=e._cacheIndex;return null!==t&&t=0;--t)e[t].stop();return this},update:function(e){e*=this.timeScale;for(var t=this._actions,n=this._nActiveActions,i=this.time+=e,r=Math.sign(e),a=this._accuIndex^=1,o=0;o!==n;++o){t[o]._update(i,e,r,a)}var s=this._bindings,l=this._nActiveBindings;for(o=0;o!==l;++o)s[o].apply(a);return this},setTime:function(e){this.time=0;for(var t=0;tthis.max.x||e.ythis.max.y)},containsBox:function(e){return this.min.x<=e.min.x&&e.max.x<=this.max.x&&this.min.y<=e.min.y&&e.max.y<=this.max.y},getParameter:function(e,t){return void 0===t&&(console.warn("THREE.Box2: .getParameter() target is now required"),t=new pb),t.set((e.x-this.min.x)/(this.max.x-this.min.x),(e.y-this.min.y)/(this.max.y-this.min.y))},intersectsBox:function(e){return!(e.max.xthis.max.x||e.max.ythis.max.y)},clampPoint:function(e,t){return void 0===t&&(console.warn("THREE.Box2: .clampPoint() target is now required"),t=new pb),t.copy(e).clamp(this.min,this.max)},distanceToPoint:function(e){return kR.copy(e).clamp(this.min,this.max).sub(e).length()},intersect:function(e){return this.min.max(e.min),this.max.min(e.max),this},union:function(e){return this.min.min(e.min),this.max.max(e.max),this},translate:function(e){return this.min.add(e),this.max.add(e),this},equals:function(e){return e.min.equals(this.min)&&e.max.equals(this.max)}});var jR=new Mb,WR=new Mb;function qR(e,t){this.start=void 0!==e?e:new Mb,this.end=void 0!==t?t:new Mb}function XR(e){Jb.call(this),this.material=e,this.render=function(){},this.hasPositions=!1,this.hasNormals=!1,this.hasColors=!1,this.hasUvs=!1,this.positionArray=null,this.normalArray=null,this.colorArray=null,this.uvArray=null,this.count=0}Object.assign(qR.prototype,{set:function(e,t){return this.start.copy(e),this.end.copy(t),this},clone:function(){return(new this.constructor).copy(this)},copy:function(e){return this.start.copy(e.start),this.end.copy(e.end),this},getCenter:function(e){return void 0===e&&(console.warn("THREE.Line3: .getCenter() target is now required"),e=new Mb),e.addVectors(this.start,this.end).multiplyScalar(.5)},delta:function(e){return void 0===e&&(console.warn("THREE.Line3: .delta() target is now required"),e=new Mb),e.subVectors(this.end,this.start)},distanceSq:function(){return this.start.distanceToSquared(this.end)},distance:function(){return this.start.distanceTo(this.end)},at:function(e,t){return void 0===t&&(console.warn("THREE.Line3: .at() target is now required"),t=new Mb),this.delta(t).multiplyScalar(e).add(this.start)},closestPointToPointParameter:function(e,t){jR.subVectors(e,this.start),WR.subVectors(this.end,this.start);var n=WR.dot(WR),i=WR.dot(jR)/n;return t&&(i=ub.clamp(i,0,1)),i},closestPointToPoint:function(e,t,n){var i=this.closestPointToPointParameter(e,t);return void 0===n&&(console.warn("THREE.Line3: .closestPointToPoint() target is now required"),n=new Mb),this.delta(n).multiplyScalar(i).add(this.start)},applyMatrix4:function(e){return this.start.applyMatrix4(e),this.end.applyMatrix4(e),this},equals:function(e){return e.start.equals(this.start)&&e.end.equals(this.end)}}),XR.prototype=Object.create(Jb.prototype),XR.prototype.constructor=XR,XR.prototype.isImmediateRenderObject=!0;var YR=new Mb;function JR(e,t){Jb.call(this),this.light=e,this.light.updateMatrixWorld(),this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1,this.color=t;for(var n=new f_,i=[0,0,0,0,0,1,0,0,0,1,0,1,0,0,0,-1,0,1,0,0,0,0,1,1,0,0,0,0,-1,1],r=0,a=1;r<32;r++,a++){var o=r/32*Math.PI*2,s=a/32*Math.PI*2;i.push(Math.cos(o),Math.sin(o),1,Math.cos(s),Math.sin(s),1)}n.setAttribute("position",new i_(i,3));var l=new FT({fog:!1,toneMapped:!1});this.cone=new XT(n,l),this.add(this.cone),this.update()}JR.prototype=Object.create(Jb.prototype),JR.prototype.constructor=JR,JR.prototype.dispose=function(){this.cone.geometry.dispose(),this.cone.material.dispose()},JR.prototype.update=function(){this.light.updateMatrixWorld();var e=this.light.distance?this.light.distance:1e3,t=e*Math.tan(this.light.angle);this.cone.scale.set(t,t,e),YR.setFromMatrixPosition(this.light.target.matrixWorld),this.cone.lookAt(YR),void 0!==this.color?this.cone.material.color.set(this.color):this.cone.material.color.copy(this.light.color)};var ZR=new Mb,KR=new Cb,QR=new Cb;function $R(e){for(var t=function e(t){var n=[];t&&t.isBone&&n.push(t);for(var i=0;i.99999)this.quaternion.set(0,0,0,1);else if(e.y<-.99999)this.quaternion.set(1,0,0,0);else{wP.set(e.z,0,-e.x).normalize();var t=Math.acos(e.y);this.quaternion.setFromAxisAngle(wP,t)}},_P.prototype.setLength=function(e,t,n){void 0===t&&(t=.2*e),void 0===n&&(n=.2*t),this.line.scale.set(1,Math.max(1e-4,e-t),1),this.line.updateMatrix(),this.cone.scale.set(n,t,n),this.cone.position.y=e,this.cone.updateMatrix()},_P.prototype.setColor=function(e){this.line.material.color.set(e),this.cone.material.color.set(e)},_P.prototype.copy=function(e){return Jb.prototype.copy.call(this,e,!1),this.line.copy(e.line),this.cone.copy(e.cone),this},_P.prototype.clone=function(){return(new this.constructor).copy(this)},MP.prototype=Object.create(XT.prototype),MP.prototype.constructor=MP;var SP,TP=[.125,.215,.35,.446,.526,.582],EP=5+TP.length,{_lodPlanes:AP,_sizeLods:LP,_sigmas:RP}=(new zL,function(){for(var e=[],t=[],n=[],i=8,r=0;r4?o=TP[r-8+4-1]:0==r&&(o=0),n.push(o);for(var s=1/(a-1),l=-s/2,c=1+s/2,h=[l,l,c,l,c,c,l,l,c,c,l,c],u=new Float32Array(108),p=new Float32Array(72),d=new Float32Array(36),f=0;f<6;f++){var m=f%3*2/3-1,g=f>2?0:-1,v=[m,g,0,m+2/3,g,0,m+2/3,g+1,0,m,g,0,m+2/3,g+1,0,m,g+1,0];u.set(v,18*f),p.set(h,12*f);var y=[f,f,f,f,f,f];d.set(y,6*f)}var x=new f_;x.setAttribute("position",new Jw(u,3)),x.setAttribute("uv",new Jw(p,2)),x.setAttribute("faceIndex",new Jw(d,1)),e.push(x),i>4&&i--}return{_lodPlanes:e,_sizeLods:t,_sigmas:n}}());function PP(e){console.warn("THREE.Spline has been removed. Use THREE.CatmullRomCurve3 instead."),fL.call(this,e),this.type="catmullrom"}oL.create=function(e,t){return console.log("THREE.Curve.create() has been deprecated"),e.prototype=Object.create(oL.prototype),e.prototype.constructor=e,e.prototype.getPoint=t,e},Object.assign(EL.prototype,{createPointsGeometry:function(e){console.warn("THREE.CurvePath: .createPointsGeometry() has been removed. Use new THREE.Geometry().setFromPoints( points ) instead.");var t=this.getPoints(e);return this.createGeometry(t)},createSpacedPointsGeometry:function(e){console.warn("THREE.CurvePath: .createSpacedPointsGeometry() has been removed. Use new THREE.Geometry().setFromPoints( points ) instead.");var t=this.getSpacedPoints(e);return this.createGeometry(t)},createGeometry:function(e){console.warn("THREE.CurvePath: .createGeometry() has been removed. Use new THREE.Geometry().setFromPoints( points ) instead.");for(var t=new B_,n=0,i=e.length;n{UP.load(t,e,void 0,n)}));for(const e of this[FP])null==n&&null!=this.sourceObject.bufferView?e.image=this[BP].get(e):e.image=n,e.needsUpdate=!0}toJSON(){const e=super.toJSON(),{uri:t}=this.sourceObject;return null!=t&&(e.uri=t),e}}zP=BP; -/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ -const GP=(()=>{const e=[9728,9729,9984,9985,9986,9987];return t=>e.indexOf(t)>-1})(),kP=(()=>{const e=[9728,9729];return t=>e.indexOf(t)>-1})(),VP=(()=>{const e=[33071,33648,10497];return t=>e.indexOf(t)>-1})(),jP={minFilter:9987,magFilter:9729,wrapS:10497,wrapT:10497},WP=Symbol("threeTextures");class qP extends NP{get[WP](){return this[CP]}constructor(e,t,n){super(e,t,n)}async mutate(e,t){const n=this.sourceObject;if(null!=t){if(((e,t)=>{switch(e){case"minFilter":return GP(t);case"magFilter":return kP(t);case"wrapS":case"wrapT":return VP(t);default:throw new Error(`Cannot configure property "${e}" on Sampler`)}})(e,t)){n[e]=t;for(const n of this[WP])n[e]=t,n.needsUpdate=!0}}else if(e in n){delete n[e];for(const t of this[WP])t[e]=jP[e],t.needsUpdate=!0}}toJSON(){const e=super.toJSON(),{minFilter:t,magFilter:n,wrapS:i,wrapT:r}=this.sourceObject;return null!=t&&(e.minFilter=t),null!=n&&(e.magFilter=n),10497!==i&&(e.wrapS=i),10497!==r&&(e.wrapT=r),e}} -/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */var XP,YP;const JP=Symbol("source"),ZP=Symbol("sampler");class KP extends NP{constructor(e,t,n){super(e,t,n),this[XP]=null,this[YP]=null;const i=e.correlatedSceneGraph.gltf,{sampler:r,source:a}=t;if(null!=r){const t=i.samplers&&i.samplers[r];null!=t&&(this[ZP]=new qP(e,t,n))}if(null!=a){const t=i.images&&i.images[a];null!=t&&(this[JP]=new HP(e,t,n))}}get sampler(){return this[ZP]}get source(){return this[JP]}toJSON(){const e=super.toJSON(),{sampler:t,source:n}=this;return null!=t&&(e.sampler=t.toJSON()),null!=n&&(e.source=n.toJSON()),e}} -/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ -var QP;XP=JP,YP=ZP;const $P=Symbol("texture");class eC extends NP{constructor(e,t,n){super(e,t,n),this[QP]=null;const i=e.correlatedSceneGraph.gltf,{index:r}=t,a=null!=r&&null!=i.textures?i.textures[r]:null;null!=a&&(this[$P]=new KP(e,a,n))}get texture(){return this[$P]}toJSON(){const e=super.toJSON(),{texture:t}=this;return null!=t&&(e.texture=t.toJSON()),e}} -/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ -var tC,nC;QP=$P;const iC=Symbol("threeMaterials"),rC=Symbol("baseColorTexture"),aC=Symbol("metallicRoughnessTexture");class oC extends NP{constructor(e,t,n){super(e,t,n),this[tC]=null,this[nC]=null;const{baseColorTexture:i,metallicRoughnessTexture:r}=t,a=new Set,o=new Set;for(const e of n)null!=i&&null!=e.map&&a.add(e.map),null!=r&&null!=e.metalnessMap&&o.add(e.metalnessMap);a.size>0&&(this[rC]=new eC(e,i,a)),o.size>0&&(this[aC]=new eC(e,r,o))}get[(tC=rC,nC=aC,iC)](){return this[CP]}get baseColorFactor(){return this.sourceObject.baseColorFactor||[1,1,1,1]}get metallicFactor(){return this.sourceObject.metallicFactor||0}get roughnessFactor(){return this.sourceObject.roughnessFactor||0}get baseColorTexture(){return this[rC]}get metallicRoughnessTexture(){return this[aC]}async mutate(e,t){if(!["baseColorFactor","metallicFactor","roughnessFactor"].includes(e))throw new Error(`Cannot mutate ${e} on PBRMetallicRoughness`);switch(e){case"baseColorFactor":for(const e of this[iC]){e.color.fromArray(t),e.opacity=t[3];const n=this[OP];1===t&&1===t&&1===t&&1===t?delete n.baseColorFactor:n.baseColorFactor=t}break;case"metallicFactor":for(const e of this[iC]){e.metalness=t;this[OP].metallicFactor=t}break;case"roughnessFactor":for(const e of this[iC]){e.roughness=t;this[OP].roughnessFactor=t}}}toJSON(){const e=super.toJSON(),{baseColorTexture:t,metallicRoughnessTexture:n,baseColorFactor:i,roughnessFactor:r,metallicFactor:a}=this;return null!=t&&(e.baseColorTexture=t.toJSON()),null!=i&&(e.baseColorFactor=i),null!=a&&(e.metallicFactor=a),null!=r&&(e.roughnessFactor=r),null!=n&&(e.metallicRoughnessTexture=n.toJSON()),e}} -/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */var sC,lC,cC,hC;const uC=Symbol("pbrMetallicRoughness"),pC=Symbol("normalTexture"),dC=Symbol("occlusionTexture"),fC=Symbol("emissiveTexture");class mC extends NP{constructor(e,t,n){super(e,t,n),this[sC]=null,this[lC]=null,this[cC]=null,this[hC]=null;const{pbrMetallicRoughness:i,normalTexture:r,occlusionTexture:a,emissiveTexture:o}=t;null!=i&&(this[uC]=new oC(e,i,n));const s=new Set,l=new Set,c=new Set;for(const e of n){const{normalMap:t,aoMap:n,emissiveMap:i}=e;null!=r&&null!=t&&s.add(t),null!=a&&null!=n&&l.add(n),null!=o&&null!=i&&c.add(i)}s.size>0&&(this[pC]=new eC(e,r,s)),l.size>0&&(this[dC]=new eC(e,a,l)),c.size>0&&(this[fC]=new eC(e,o,c))}get pbrMetallicRoughness(){return this[uC]}get normalTexture(){return this[pC]}get occlusionTexture(){return this[dC]}get emissiveTexture(){return this[fC]}toJSON(){const e=super.toJSON(),{pbrMetallicRoughness:t,normalTexture:n,occlusionTexture:i,emissiveTexture:r}=this;return null!=t&&(e.pbrMetallicRoughness=t.toJSON()),null!=n&&(e.normalTexture=n.toJSON()),null!=i&&(e.occlusionTexture=i.toJSON()),null!=r&&(e.emissiveTexture=r.toJSON()),e}} -/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ -var gC,vC;sC=uC,lC=pC,cC=dC,hC=fC;const yC=Symbol("modelUri"),xC=Symbol("materials");class bC extends NP{constructor(e,t,n){super(e,n.gltf),this[gC]="",this[vC]=[],this[yC]=t;new ob({material:t=>{this[xC].push(new mC(e,t,n.gltfElementMap.get(t)))}}).visit(n.gltf,{sparse:!0})}get materials(){return this[xC]}toJSON(){const e=super.toJSON();return e.modelUri=this[yC],e.materials=this[xC].map(e=>e.toJSON()),e}} -/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ -var wC;gC=yC,vC=xC;const _C=Symbol("model"),MC=Symbol("correlatedSceneGraph"),SC=Symbol("elementsByInternalId");class TC extends EventTarget{constructor(e,t){super(),this[wC]=new Map,this[MC]=t,this[_C]=new bC(this,e,t)}get correlatedSceneGraph(){return this[MC]}get model(){return this[_C]}getElementByInternalId(e){const t=this[SC].get(e);return null==t?null:t}adopt(e){this[SC].set(e.internalID,e)}async mutate(e,t,n){const i=this.getElementByInternalId(e);null!=i&&(await i.mutate(t,n),this.dispatchEvent(new CustomEvent("mutation",{detail:{element:i}})))}}wC=SC;var EC=0,AC=1,LC=2,RC=3,PC=4,CC=5121,OC=5123,IC=5126,DC=5125,NC=34962,zC=34963,UC=9728,FC=9729,BC=9984,HC=9985,GC=9986,kC=9987,VC=33071,jC=33648,WC=10497,qC={};qC[1003]=UC,qC[1004]=BC,qC[1005]=GC,qC[1006]=FC,qC[1007]=HC,qC[1008]=kC,qC[1001]=VC,qC[1e3]=WC,qC[1002]=jC;var XC={scale:"scale",position:"translation",quaternion:"rotation",morphTargetInfluences:"weights"},YC=function(){};YC.prototype={constructor:YC,parse:function(e,t,n){var i={binary:!1,trs:!1,onlyVisible:!0,truncateDrawRange:!0,embedImages:!0,maxTextureSize:1/0,animations:[],forcePowerOfTwoTextures:!1,includeCustomExtensions:!1};(n=Object.assign({},i,n)).animations.length>0&&(n.trs=!0);var r,a={asset:{version:"2.0",generator:"GLTFExporter"}},o=0,s=[],l=[],c=new Map,h=[],u={},p={meshes:new Map,attributes:new Map,attributesNormalized:new Map,materials:new Map,textures:new Map,images:new Map},d=new Map,f=0;function m(e){return d.has(e)||d.set(e,f++),d.get(e)}function g(e,t){return e.length===t.length&&e.every((function(e,n){return e===t[n]}))}function v(e){return 4*Math.ceil(e/4)}function y(e,t){t=t||0;var n=v(e.byteLength);if(n!==e.byteLength){var i=new Uint8Array(n);if(i.set(new Uint8Array(e)),0!==t)for(var r=e.byteLength;r0&&(t.extras=i)}catch(t){console.warn("THREE.GLTFExporter: userData of '"+e.name+"' won't be serialized because of JSON.stringify error - "+t.message)}}function b(e,t){var n=!1,i={};0===t.offset.x&&0===t.offset.y||(i.offset=t.offset.toArray(),n=!0),0!==t.rotation&&(i.rotation=t.rotation,n=!0),1===t.repeat.x&&1===t.repeat.y||(i.scale=t.repeat.toArray(),n=!0),n&&(e.extensions=e.extensions||{},e.extensions.KHR_texture_transform=i,u.KHR_texture_transform=!0)}function w(e){return a.buffers||(a.buffers=[{byteLength:0}]),s.push(e),0}function M(e,t,i,r){var s;if(e.array.constructor===Float32Array)s=IC;else if(e.array.constructor===Uint32Array)s=DC;else if(e.array.constructor===Uint16Array)s=OC;else{if(e.array.constructor!==Uint8Array)throw new Error("THREE.GLTFExporter: Unsupported bufferAttribute component type.");s=CC}if(void 0===i&&(i=0),void 0===r&&(r=e.count),n.truncateDrawRange&&void 0!==t&&null===t.index){var l=i+r,c=t.drawRange.count===1/0?e.count:t.drawRange.start+t.drawRange.count;i=Math.max(i,t.drawRange.start),(r=Math.min(l,c)-i)<0&&(r=0)}if(0===r)return null;var h,u=function(e,t,n){for(var i={min:new Array(e.itemSize).fill(Number.POSITIVE_INFINITY),max:new Array(e.itemSize).fill(Number.NEGATIVE_INFINITY)},r=t;r4?d=e.array[u*e.itemSize+p]:0===p?d=e.getX(u):1===p?d=e.getY(u):2===p?d=e.getZ(u):3===p&&(d=e.getW(u)),t===IC?c.setFloat32(h,d,!0):t===DC?c.setUint32(h,d,!0):t===OC?c.setUint16(h,d,!0):t===CC&&c.setUint8(h,d),h+=s}var f={buffer:w(c.buffer),byteOffset:o,byteLength:l};return void 0!==r&&(f.target=r),r===NC&&(f.byteStride=e.itemSize*s),o+=l,a.bufferViews.push(f),{id:a.bufferViews.length-1,byteLength:0}}(e,s,i,r,h),d={bufferView:p.id,byteOffset:p.byteOffset,componentType:s,count:r,max:u.max,min:u.min,type:{1:"SCALAR",2:"VEC2",3:"VEC3",4:"VEC4",16:"MAT4"}[e.itemSize]};return!0===e.normalized&&(d.normalized=!0),a.accessors||(a.accessors=[]),a.accessors.push(d),a.accessors.length-1}function S(e,t,i){p.images.has(e)||p.images.set(e,{});var s=p.images.get(e),c=1023===t?"image/png":"image/jpeg",h=c+":flipY/"+i.toString();if(void 0!==s[h])return s[h];a.images||(a.images=[]);var u={mimeType:c};if(n.embedImages){var d=r=r||document.createElement("canvas");d.width=Math.min(e.width,n.maxTextureSize),d.height=Math.min(e.height,n.maxTextureSize),n.forcePowerOfTwoTextures&&!function(e){return _.isPowerOfTwo(e.width)&&_.isPowerOfTwo(e.height)}(d)&&(console.warn("GLTFExporter: Resized non-power-of-two image.",e),d.width=_.floorPowerOfTwo(d.width),d.height=_.floorPowerOfTwo(d.height));var f=d.getContext("2d");!0===i&&(f.translate(0,d.height),f.scale(1,-1)),f.drawImage(e,0,0,d.width,d.height),!0===n.binary?l.push(new Promise((function(e){d.toBlob((function(t){(function(e){return a.bufferViews||(a.bufferViews=[]),new Promise((function(t){var n=new window.FileReader;n.readAsArrayBuffer(e),n.onloadend=function(){var e=y(n.result),i={buffer:w(e),byteOffset:o,byteLength:e.byteLength};o+=e.byteLength,a.bufferViews.push(i),t(a.bufferViews.length-1)}}))})(t).then((function(t){u.bufferView=t,e()}))}),c)}))):u.uri=d.toDataURL(c)}else u.uri=e.src;a.images.push(u);var m=a.images.length-1;return s[h]=m,m}function T(e){a.samplers||(a.samplers=[]);var t={magFilter:qC[e.magFilter],minFilter:qC[e.minFilter],wrapS:qC[e.wrapS],wrapT:qC[e.wrapT]};return a.samplers.push(t),a.samplers.length-1}function E(e){if(p.textures.has(e))return p.textures.get(e);a.textures||(a.textures=[]);var t={sampler:T(e),source:S(e.image,e.format,e.flipY)};e.name&&(t.name=e.name),a.textures.push(t);var n=a.textures.length-1;return p.textures.set(e,n),n}function A(e){if(p.materials.has(e))return p.materials.get(e);if(e.isShaderMaterial)return console.warn("GLTFExporter: THREE.ShaderMaterial not supported."),null;a.materials||(a.materials=[]);var t={pbrMetallicRoughness:{}};e.isMeshBasicMaterial?(t.extensions={KHR_materials_unlit:{}},u.KHR_materials_unlit=!0):e.isGLTFSpecularGlossinessMaterial?(t.extensions={KHR_materials_pbrSpecularGlossiness:{}},u.KHR_materials_pbrSpecularGlossiness=!0):e.isMeshStandardMaterial||console.warn("GLTFExporter: Use MeshStandardMaterial or MeshBasicMaterial for best results.");var n=e.color.toArray().concat([e.opacity]);if(g(n,[1,1,1,1])||(t.pbrMetallicRoughness.baseColorFactor=n),e.isMeshStandardMaterial?(t.pbrMetallicRoughness.metallicFactor=e.metalness,t.pbrMetallicRoughness.roughnessFactor=e.roughness):e.isMeshBasicMaterial?(t.pbrMetallicRoughness.metallicFactor=0,t.pbrMetallicRoughness.roughnessFactor=.9):(t.pbrMetallicRoughness.metallicFactor=.5,t.pbrMetallicRoughness.roughnessFactor=.5),e.isGLTFSpecularGlossinessMaterial){t.pbrMetallicRoughness.baseColorFactor&&(t.extensions.KHR_materials_pbrSpecularGlossiness.diffuseFactor=t.pbrMetallicRoughness.baseColorFactor);var i=[1,1,1];e.specular.toArray(i,0),t.extensions.KHR_materials_pbrSpecularGlossiness.specularFactor=i,t.extensions.KHR_materials_pbrSpecularGlossiness.glossinessFactor=e.glossiness}if(e.metalnessMap||e.roughnessMap)if(e.metalnessMap===e.roughnessMap){var r={index:E(e.metalnessMap)};b(r,e.metalnessMap),t.pbrMetallicRoughness.metallicRoughnessTexture=r}else console.warn("THREE.GLTFExporter: Ignoring metalnessMap and roughnessMap because they are not the same Texture.");if(e.map){var o={index:E(e.map)};b(o,e.map),e.isGLTFSpecularGlossinessMaterial&&(t.extensions.KHR_materials_pbrSpecularGlossiness.diffuseTexture=o),t.pbrMetallicRoughness.baseColorTexture=o}if(e.isGLTFSpecularGlossinessMaterial&&e.specularMap){var s={index:E(e.specularMap)};b(s,e.specularMap),t.extensions.KHR_materials_pbrSpecularGlossiness.specularGlossinessTexture=s}if(e.emissive){var l=e.emissive.clone().multiplyScalar(e.emissiveIntensity).toArray();if(g(l,[0,0,0])||(t.emissiveFactor=l),e.emissiveMap){var c={index:E(e.emissiveMap)};b(c,e.emissiveMap),t.emissiveTexture=c}}if(e.normalMap){var h={index:E(e.normalMap)};e.normalScale&&-1!==e.normalScale.x&&(e.normalScale.x!==e.normalScale.y&&console.warn("THREE.GLTFExporter: Normal scale components are different, ignoring Y and exporting X."),h.scale=e.normalScale.x),b(h,e.normalMap),t.normalTexture=h}if(e.aoMap){var d={index:E(e.aoMap),texCoord:1};1!==e.aoMapIntensity&&(d.strength=e.aoMapIntensity),b(d,e.aoMap),t.occlusionTexture=d}e.transparent?t.alphaMode="BLEND":e.alphaTest>0&&(t.alphaMode="MASK",t.alphaCutoff=e.alphaTest),2===e.side&&(t.doubleSided=!0),""!==e.name&&(t.name=e.name),x(e,t),a.materials.push(t);var f=a.materials.length-1;return p.materials.set(e,f),f}function L(e){var t=[e.geometry.uuid];if(Array.isArray(e.material))for(var n=0,i=e.material.length;n5e-4)return!1;return!0}(f)||(console.warn("THREE.GLTFExporter: Creating normalized normal attribute from the non-normalized one."),s.setAttribute("normal",function(e){if(p.attributesNormalized.has(e))return p.attributesNormalized.get(e);for(var t=e.clone(),n=new D,i=0,r=t.count;i0){var _=[],S=[],T={};if(void 0!==e.morphTargetDictionary)for(var E in e.morphTargetDictionary)T[e.morphTargetDictionary[E]]=E;for(n=0;n0&&(l.extras={},l.extras.targetNames=S)}var z=Array.isArray(e.material);if(z&&0===s.groups.length)return null;for(var U=z?e.material:[e.material],F=z?s.groups:[{materialIndex:0,start:void 0,count:void 0}],B=(n=0,F.length);n0&&(H.targets=u),null!==s.index){var G=m(s.index);void 0===F[n].start&&void 0===F[n].count||(G+=":"+F[n].start+":"+F[n].count),p.attributes.has(G)?H.indices=p.attributes.get(G):(H.indices=M(s.index,s,F[n].start,F[n].count),p.attributes.set(G,H.indices)),null===H.indices&&delete H.indices}var k=A(U[F[n].materialIndex]);null!==k&&(H.material=k),h.push(H)}l.primitives=h,a.meshes||(a.meshes=[]),a.meshes.push(l);var V=a.meshes.length-1;return p.meshes.set(r,V),V}function R(e,t){a.animations||(a.animations=[]);for(var n=(e=YC.Utils.mergeMorphTargetTracks(e.clone(),t)).tracks,i=[],r=[],o=0;o0&&(t.range=e.distance)):e.isSpotLight&&(t.type="spot",e.distance>0&&(t.range=e.distance),t.spot={},t.spot.innerConeAngle=(e.penumbra-1)*e.angle*-1,t.spot.outerConeAngle=e.angle),void 0!==e.decay&&2!==e.decay&&console.warn("THREE.GLTFExporter: Light decay may be lost. glTF is physically-based, and expects light.decay=2."),!e.target||e.target.parent===e&&0===e.target.position.x&&0===e.target.position.y&&-1===e.target.position.z||console.warn("THREE.GLTFExporter: Light direction may be lost. For best results, make light.target a child of the light with position 0,0,-1.");var n=a.extensions.KHR_lights_punctual.lights;return n.push(t),n.length-1}function O(e){a.nodes||(a.nodes=[]);var t={};if(n.trs){var i=e.quaternion.toArray(),r=e.position.toArray(),o=e.scale.toArray();g(i,[0,0,0,1])||(t.rotation=i),g(r,[0,0,0])||(t.translation=r),g(o,[1,1,1])||(t.scale=o)}else e.matrixAutoUpdate&&e.updateMatrix(),g(e.matrix.elements,[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1])||(t.matrix=e.matrix.elements);if(""!==e.name&&(t.name=String(e.name)),x(e,t),e.isMesh||e.isLine||e.isPoints){var s=L(e);null!==s&&(t.mesh=s)}else if(e.isCamera)t.camera=function(e){a.cameras||(a.cameras=[]);var t=e.isOrthographicCamera,n={type:t?"orthographic":"perspective"};return t?n.orthographic={xmag:2*e.right,ymag:2*e.top,zfar:e.far<=0?.001:e.far,znear:e.near<0?0:e.near}:n.perspective={aspectRatio:e.aspect,yfov:_.degToRad(e.fov),zfar:e.far<=0?.001:e.far,znear:e.near<0?0:e.near},""!==e.name&&(n.name=e.type),a.cameras.push(n),a.cameras.length-1}(e);else if(e.isDirectionalLight||e.isPointLight||e.isSpotLight)u.KHR_lights_punctual||(a.extensions=a.extensions||{},a.extensions.KHR_lights_punctual={lights:[]},u.KHR_lights_punctual=!0),t.extensions=t.extensions||{},t.extensions.KHR_lights_punctual={light:C(e)};else if(e.isLight)return console.warn("THREE.GLTFExporter: Only directional, point, and spot lights are supported.",e),null;if(e.isSkinnedMesh&&h.push(e),e.children.length>0){for(var l=[],p=0,d=e.children.length;p0&&(t.children=l)}a.nodes.push(t);var v=a.nodes.length-1;return c.set(e,v),v}function I(e){a.scenes||(a.scenes=[],a.scene=0);var t={};""!==e.name&&(t.name=e.name),a.scenes.push(t);for(var i=[],r=0,o=e.children.length;r0&&(t.nodes=i),x(e,t)}!function(e){e=e instanceof Array?e:[e];for(var t=[],i=0;i0&&function(e){var t=new se;t.name="AuxScene";for(var n=0;n0&&(a.extensionsUsed=i),a.buffers&&a.buffers.length>0&&(a.buffers[0].byteLength=e.size),!0===n.binary){(r=new window.FileReader).readAsArrayBuffer(e),r.onloadend=function(){var e=y(r.result),n=new DataView(new ArrayBuffer(8));n.setUint32(0,e.byteLength,!0),n.setUint32(4,5130562,!0);var i=y(function(e){if(void 0!==window.TextEncoder)return(new TextEncoder).encode(e).buffer;for(var t=new Uint8Array(new ArrayBuffer(e.length)),n=0,i=e.length;n255?32:r}return t.buffer}(JSON.stringify(a)),32),o=new DataView(new ArrayBuffer(8));o.setUint32(0,i.byteLength,!0),o.setUint32(4,1313821514,!0);var s=new ArrayBuffer(12),l=new DataView(s);l.setUint32(0,1179937895,!0),l.setUint32(4,2,!0);var c=12+o.byteLength+i.byteLength+n.byteLength+e.byteLength;l.setUint32(8,c,!0);var h=new Blob([s,o,i,n,e],{type:"application/octet-stream"}),u=new window.FileReader;u.readAsArrayBuffer(h),u.onloadend=function(){t(u.result)}}}else{var r;if(a.buffers&&a.buffers.length>0)(r=new window.FileReader).readAsDataURL(e),r.onloadend=function(){var e=r.result;a.buffers[0].uri=e,t(a)};else t(a)}}))}},YC.Utils={insertKeyframe:function(e,t){var n,i=e.getValueSize(),r=new e.TimeBufferType(e.times.length+1),a=new e.ValueBufferType(e.values.length+i),o=e.createInterpolant(new e.ValueBufferType(i));if(0===e.times.length){r[0]=t;for(var s=0;se.times[e.times.length-1]){if(Math.abs(e.times[e.times.length-1]-t)<.001)return e.times.length-1;r[r.length-1]=t,r.set(e.times,0),a.set(e.values,0),a.set(o.evaluate(t),e.values.length),n=r.length-1}else for(s=0;st){r.set(e.times.slice(0,s+1),0),r[s+1]=t,r.set(e.times.slice(s+1),s+2),a.set(e.values.slice(0,(s+1)*i),0),a.set(o.evaluate(t),(s+1)*i),a.set(e.values.slice((s+1)*i),(s+2)*i),n=s+1;break}}return e.times=r,e.values=a,n},mergeMorphTargetTracks:function(e,t){for(var n=[],i={},r=e.tracks,a=0;a=0;s--)(r=e[s])&&(o=(a<3?r(o):a>3?r(t,n,o):r(t,n))||o);return a>3&&o&&Object.defineProperty(t,n,o),o};const cO=Math.PI/32,hO=Symbol("autoRotateStartTime"),uO=Symbol("cameraChangeHandler"),pO=Symbol("onCameraChange"),dO=(e=>{var t,n,i,r;class a extends e{constructor(...e){super(...e),this[t]=new Nh,this[n]=new Map,this[i]=e=>{e.forEach(e=>{e instanceof MutationRecord&&"childList"!==e.type||(e.addedNodes.forEach(e=>{this[Lm](e)}),e.removedNodes.forEach(e=>{this[Rm](e)}),this[cm]())})},this[r]=new MutationObserver(this[Em]);const a=this.shadowRoot,{domElement:o}=this[Sm];o.classList.add("annotation-container"),a.querySelector(".container").appendChild(o),o.appendChild(a.querySelector(".default"))}connectedCallback(){super.connectedCallback();for(let e=0;e{var t,n,i,r,o,s;class l extends e{constructor(){super(...arguments),this[s]=null,this[t]=e=>this[ZC](e),this[n]=e=>this[aO](e),this[i]=new MutationObserver(this[KC]),this[r]=null,this[o]=null}get worklet(){const e=this[tO];return null!=e?e.worker:null}connectedCallback(){super.connectedCallback(),this[QC].observe(this,{childList:!0});const e=this.querySelector('script[type="experimental-scene-graph-worklet"]:last-of-type');null!=e&&this[sO](e)&&this[eO](e)}async disconnectedCallback(){super.disconnectedCallback(),this[QC].disconnect();const e=this[tO];null!=e&&(await e.terminate(),this[tO]=null)}updated(e){if(super.updated(e),e.has(rO)){const t=e.get(rO);null!=t&&t.removeEventListener("mutation",this[oO]);const n=this[rO];null!=n&&n.addEventListener("mutation",this[oO])}}[(s=rO,t=KC,n=oO,i=QC,r=tO,o=iO,um)](){super[um](),this[nO]()}[sO](e){return e instanceof HTMLScriptElement&&(e.textContent||e.src)&&"experimental-scene-graph-worklet"===e.getAttribute("type")}[ZC](e){if(null==this.parentNode)return;let t=null;for(const n of e)for(const e of Array.from(n.addedNodes))this[sO](e)&&(t=e);null!=t&&this[eO](t)}[eO](e){if(!this[sO](e))return;const t=(e.getAttribute("allow")||"").split(";").map(e=>e.trim()).filter(e=>JC.has(e));e.src?this[$C](e.src,t):this[$C](e.textContent,t,{eval:!0})}async[$C](e,t,n={eval:!1}){let i=this[tO];null!=i&&await i.terminate(),this[tO]=i=new Qx(t),this.dispatchEvent(new CustomEvent("worklet-created",{detail:{worklet:this.worklet}})),n.eval?await i.eval(e):await i.import(e),this[nO]()}[nO](){const e=this[tO];if(null==e||null==this.parentNode)return;const t=this[lm],{model:n}=t,{currentGLTF:i}=n;let r=null;if(null!=i){const{correlatedSceneGraph:e}=i,t=this[rO];if(null!=e){if(null!=t&&i===this[iO])return;r=new TC(n.url||"",e)}}e.changeModel(r),this[rO]=r,this[iO]=i}[aO](e){this[cm]()}async exportScene(e){const{model:t}=this[lm];return new Promise(async(n,i)=>{if(null==t)return i("Model missing or not yet loaded");const r={animations:t.animations,binary:(null==e?void 0:e.binary)||!1,trs:(null==e?void 0:e.trs)||!0,onlyVisible:(null==e?void 0:e.onlyVisible)||!0,maxTextureSize:(null==e?void 0:e.maxTextureSize)||1/0,forcePowerOfTwoTextures:(null==e?void 0:e.forcePowerOfTwoTextures)||!1,includeCustomExtensions:(null==e?void 0:e.includeCustomExtensions)||!1,embedImages:(null==e?void 0:e.embedImages)||!0,truncateDrawRange:!0};(new YC).parse(t,e=>n(new Blob([r.binary?e:JSON.stringify(e)],{type:r.binary?"application/octet-stream":"application/json"})),r)})}}return function(e,t,n,i){for(var r,a=arguments.length,o=a<3?t:null===i?i=Object.getOwnPropertyDescriptor(t,n):i,s=e.length-1;s>=0;s--)(r=e[s])&&(o=(a<3?r(o):a>3?r(t,n,o):r(t,n))||o);a>3&&o&&Object.defineProperty(t,n,o)}([a({type:Object})],l.prototype,s,void 0),l})((e=>{var t,n;class i extends e{constructor(){super(...arguments),this.autoRotate=!1,this.autoRotateDelay=3e3,this[t]=performance.now(),this[n]=e=>this[pO](e)}connectedCallback(){super.connectedCallback(),this.addEventListener("camera-change",this[uO]),this[hO]=performance.now()}disconnectedCallback(){super.disconnectedCallback(),this.removeEventListener("camera-change",this[uO]),this[hO]=performance.now()}updated(e){super.updated(e),e.has("autoRotate")&&(this[hO]=performance.now())}[(t=hO,n=uO,hm)](e,t){if(super[hm](e,t),!this.autoRotate||!this.modelIsVisible||this[dm].isPresenting)return;const n=Math.min(t,e-this[hO]-this.autoRotateDelay);n>0&&(this[lm].yaw=this.turntableRotation+cO*n*.001)}[pO](e){this.autoRotate&&"user-interaction"===e.detail.source&&(this[hO]=performance.now())}get turntableRotation(){return this[lm].yaw}resetTurntableRotation(){this[lm].yaw=0}}return lO([a({type:Boolean,attribute:"auto-rotate"})],i.prototype,"autoRotate",void 0),lO([a({type:Number,attribute:"auto-rotate-delay"})],i.prototype,"autoRotateDelay",void 0),i})((e=>{var t,n,i;class r extends e{constructor(){super(...arguments),this.environmentImage=null,this.skyboxImage=null,this.shadowIntensity=0,this.shadowSoftness=1,this.exposure=1,this[t]=null,this[n]=null,this[i]=e=>{e.element===this&&this[Xy]()}}connectedCallback(){super.connectedCallback(),this[dm].loader.addEventListener("preload",this[Jy])}disconnectedCallback(){super.disconnectedCallback(),this[dm].loader.removeEventListener("preload",this[Jy])}updated(e){super.updated(e),e.has("shadowIntensity")&&(this[lm].setShadowIntensity(.1*this.shadowIntensity),this[cm]()),e.has("shadowSoftness")&&(this[lm].setShadowSoftness(this.shadowSoftness),this[cm]()),e.has("exposure")&&(this[lm].exposure=this.exposure,this[cm]()),(e.has("environmentImage")||e.has("skyboxImage"))&&this[vm]()&&this[Xy]()}[(t=Wy,n=Yy,i=Jy,um)](){super[um](),null!=this[Wy]&&this[qy](this[Wy])}async[Xy](){const{skyboxImage:e,environmentImage:t}=this;null!=this[Yy]&&(this[Yy](),this[Yy]=null);const{textureUtils:n}=this[dm];if(null!=n)try{const{environmentMap:i,skybox:r}=await new Promise(async(i,r)=>{const a=n.generateEnvironmentMapAndSkybox(Pu(e),Pu(t),{progressTracker:this[fm]});this[Yy]=()=>r(a),i(await a)});this[lm].background=null!=r?r.texture:null,this[qy](i.texture),this[lm].model.dispatchEvent({type:"envmap-update"})}catch(e){if(e instanceof Error)throw this[qy](null),e}}[qy](e){this[Wy]=e,this[lm].environment=this[Wy],this.dispatchEvent(new CustomEvent("environment-change")),this[cm]()}}return jy([a({type:String,attribute:"environment-image"})],r.prototype,"environmentImage",void 0),jy([a({type:String,attribute:"skybox-image"})],r.prototype,"skyboxImage",void 0),jy([a({type:Number,attribute:"shadow-intensity"})],r.prototype,"shadowIntensity",void 0),jy([a({type:Number,attribute:"shadow-softness"})],r.prototype,"shadowSoftness",void 0),jy([a({type:Number})],r.prototype,"exposure",void 0),r})((e=>{var t,n,i,r,o,s,l,c,h,u,p,d,f,m,g,v,y;class x extends e{constructor(){super(...arguments),this.cameraControls=!1,this.cameraOrbit="0deg 75deg 105%",this.cameraTarget="auto auto auto",this.fieldOfView="auto",this.minCameraOrbit="auto",this.maxCameraOrbit="auto",this.minFieldOfView="auto",this.maxFieldOfView="auto",this.interactionPromptThreshold=3e3,this.interactionPromptStyle=ey,this.interactionPrompt=Qv,this.interactionPolicy=ty,this[t]=this.shadowRoot.querySelector(".interaction-prompt"),this[n]=this.shadowRoot.querySelector(".interaction-prompt > .animated-container"),this[i]=1/0,this[r]=0,this[o]=1/0,this[s]=!1,this[l]=!1,this[c]=new kv(this[lm].camera,this[om]),this[h]=0,this[u]=new sc,this[p]=!1,this[d]=!1,this[f]=!1,this[m]=e=>this[Ty](e),this[g]=e=>this[Ey](e),this[v]=()=>this[Sy](),this[y]=()=>this[My]()}getCameraOrbit(){const{theta:e,phi:t,radius:n}=this[Iy];return{theta:e,phi:t,radius:n}}getCameraTarget(){return this[lm].getTarget()}getFieldOfView(){return this[dy].getFieldOfView()}getMinimumFieldOfView(){return this[dy].options.minimumFieldOfView}getMaximumFieldOfView(){return this[dy].options.maximumFieldOfView}jumpCameraToGoal(){this[Dy]=!0,this.requestUpdate(Dy,!1)}resetInteractionPrompt(){this[Py]=0,this[Ry]=1/0,this[Ly]=!1,this[Ay]=this.interactionPrompt===Qv&&this.cameraControls}connectedCallback(){super.connectedCallback(),this[dy].addEventListener("change",this[wy]),this[dy].addEventListener("pointer-change-start",this[_y]),this[dy].addEventListener("pointer-change-end",this[_y])}disconnectedCallback(){super.disconnectedCallback(),this[dy].removeEventListener("change",this[wy]),this[dy].removeEventListener("pointer-change-start",this[_y]),this[dy].removeEventListener("pointer-change-end",this[_y])}updated(e){super.updated(e);const t=this[dy],n=this[om];if(e.has("cameraControls")&&(this.cameraControls?(t.enableInteraction(),this.interactionPrompt===Qv&&(this[Ay]=!0),n.addEventListener("focus",this[by]),n.addEventListener("blur",this[xy])):(n.removeEventListener("focus",this[by]),n.removeEventListener("blur",this[xy]),t.disableInteraction(),this[gy]())),(e.has("interactionPrompt")||e.has("cameraControls")||e.has("src"))&&(this.interactionPrompt===Qv&&this.cameraControls&&!this[Ly]?this[Ay]=!0:this[gy]()),e.has("interactionPromptStyle")&&this[fy].classList.toggle("wiggle",this.interactionPromptStyle===ey),e.has("interactionPolicy")){const e=this.interactionPolicy;t.applyOptions({interactionPolicy:e})}!0===this[Dy]&&Promise.resolve().then(()=>{this[dy].jumpToGoal(),this[lm].jumpToGoal(),this[Dy]=!1})}[(t=fy,n=my,i=Cy,r=Py,o=Ry,s=Ly,l=Ay,c=dy,h=Oy,u=Iy,p=Dy,d=Ny,f=zy,m=wy,g=_y,v=by,y=xy,Fy)](e){this[dy].setFieldOfView(180*e[0]/Math.PI)}[Uy](e){if(this[zy]){const{theta:t,phi:n}=this.getCameraOrbit();e[0]=t,e[1]=n,this[zy]=!1}this[dy].setOrbit(e[0],e[1],e[2])}[Hy](e){this[dy].applyOptions({minimumAzimuthalAngle:e[0],minimumPolarAngle:e[1],minimumRadius:e[2]}),this.jumpCameraToGoal()}[Gy](e){this[dy].applyOptions({maximumAzimuthalAngle:e[0],maximumPolarAngle:e[1],maximumRadius:e[2]}),this[yy](e[2]),this.jumpCameraToGoal()}[ky](e){this[dy].applyOptions({minimumFieldOfView:180*e[0]/Math.PI}),this.jumpCameraToGoal()}[Vy](e){this[dy].applyOptions({maximumFieldOfView:180*e[0]/Math.PI}),this.jumpCameraToGoal()}[By](e){const[t,n,i]=e;this[lm].setTarget(t,n,i),this[dm].arRenderer.updateTarget()}[hm](e,t){if(super[hm](e,t),this[dm].isPresenting||!this.modelIsVisible)return;const n=performance.now();if(this[Ay]){const e=this.interactionPrompt===Qv?this[nm]:this[Cy];this.loaded&&n>e+this.interactionPromptThreshold&&(this[om].setAttribute("aria-label","Use mouse, touch or arrow keys to control the camera!"),this[Ay]=!1,this[Ry]=n,this[fy].classList.add("visible"))}if(isFinite(this[Ry])&&this.interactionPromptStyle===ey){const e=this[lm],t=(n-this[Ry])/5e3%1,i=Xv(t),r=Yv(t);if(this[my].style.opacity=""+r,i!==this[Py]){const t=i*e.width*.05,n=(i-this[Py])*Math.PI/16;this[my].style.transform=`translateX(${t}px)`,this[dy].adjustOrbit(n,0,0),this[Py]=i}}this[dy].update(e,t),this[lm].updateTarget(t)}[gy](){this[Ay]=!1,this[fy].classList.remove("visible"),this[Ry]=1/0}[yy](e){const{idealCameraDistance:t}=this[lm].model,n=2*Math.max(t,e);this[dy].updateNearFar(0,n)}[vy](){const{theta:e,phi:t}=this[Iy],{theta:n,phi:i}=this[dy].getCameraSpherical(this[Iy]),r=this.getRootNode();if(null!=r&&r.activeElement===this){const r=(4+Math.floor((e%py+uy)/cy))%4,a=(4+Math.floor((n%py+uy)/cy))%4,o=Math.floor(t/hy),s=Math.floor(i/hy);if(a!==r||s!==o){const e=`View from stage ${Kv[s]}${Zv[a]}`;this[om].setAttribute("aria-label",e)}}}[pm](e){const t=this[dy],n=this[lm].framedFieldOfView;super[pm](e);const i=this[lm].framedFieldOfView,r=t.getFieldOfView()/n;this[Oy]=i*r,t.updateAspect(this[lm].aspect),this.requestUpdate("maxFieldOfView",this.maxFieldOfView),this.requestUpdate("fieldOfView",this.fieldOfView),this.jumpCameraToGoal()}[um](){super[um]();const{framedFieldOfView:e}=this[lm];this[Oy]=e,this[Ny]?this[zy]=!0:this[Ny]=!0,this.requestUpdate("maxFieldOfView",this.maxFieldOfView),this.requestUpdate("fieldOfView",this.fieldOfView),this.requestUpdate("minCameraOrbit",this.minCameraOrbit),this.requestUpdate("maxCameraOrbit",this.maxCameraOrbit),this.requestUpdate("cameraOrbit",this.cameraOrbit),this.requestUpdate("cameraTarget",this.cameraTarget),this.jumpCameraToGoal()}[Sy](){const e=this[om];isFinite(this[Cy])||(this[Cy]=performance.now());const t=this[tm];e.getAttribute("aria-label")!==t&&e.setAttribute("aria-label",t),this.interactionPrompt!==$v||this[Ly]||(this[Ay]=!0)}[My](){this.interactionPrompt===$v&&(this[Ay]=!1,this[fy].classList.remove("visible"),this[Ry]=1/0,this[Cy]=1/0)}[Ty]({source:e}){this[vy](),this[cm](),e===Hv&&(this[Ly]=!0,this[gy]()),this.dispatchEvent(new CustomEvent("camera-change",{detail:{source:e}}))}[Ey](e){"pointer-change-start"===e.type?this[am].classList.add("pointer-tumbling"):this[am].classList.remove("pointer-tumbling")}}return qv([a({type:Boolean,attribute:"camera-controls"})],x.prototype,"cameraControls",void 0),qv([Ng({intrinsics:ay,observeEffects:!0,updateHandler:Uy}),a({type:String,attribute:"camera-orbit",hasChanged:()=>!0})],x.prototype,"cameraOrbit",void 0),qv([Ng({intrinsics:ly,observeEffects:!0,updateHandler:By}),a({type:String,attribute:"camera-target",hasChanged:()=>!0})],x.prototype,"cameraTarget",void 0),qv([Ng({intrinsics:ny,observeEffects:!0,updateHandler:Fy}),a({type:String,attribute:"field-of-view",hasChanged:()=>!0})],x.prototype,"fieldOfView",void 0),qv([Ng({intrinsics:oy,updateHandler:Hy}),a({type:String,attribute:"min-camera-orbit",hasChanged:()=>!0})],x.prototype,"minCameraOrbit",void 0),qv([Ng({intrinsics:sy,updateHandler:Gy}),a({type:String,attribute:"max-camera-orbit",hasChanged:()=>!0})],x.prototype,"maxCameraOrbit",void 0),qv([Ng({intrinsics:iy,updateHandler:ky}),a({type:String,attribute:"min-field-of-view",hasChanged:()=>!0})],x.prototype,"minFieldOfView",void 0),qv([Ng({intrinsics:ry,updateHandler:Vy}),a({type:String,attribute:"max-field-of-view",hasChanged:()=>!0})],x.prototype,"maxFieldOfView",void 0),qv([a({type:Number,attribute:"interaction-prompt-threshold"})],x.prototype,"interactionPromptThreshold",void 0),qv([a({type:String,attribute:"interaction-prompt-style"})],x.prototype,"interactionPromptStyle",void 0),qv([a({type:String,attribute:"interaction-prompt"})],x.prototype,"interactionPrompt",void 0),qv([a({type:String,attribute:"interaction-policy"})],x.prototype,"interactionPolicy",void 0),x})((e=>{var t,n,i,r,o,s,l;class c extends e{constructor(){super(...arguments),this.ar=!1,this.arScale="auto",this.arModes="webxr scene-viewer quick-look",this.iosSrc=null,this.quickLookBrowsers="safari",this[t]=!1,this[n]=this.shadowRoot.querySelector(".ar-button"),this[i]=new Set,this[r]=Gm,this[o]=new Set,this[s]=e=>{e.preventDefault(),this.activateAR()},this[l]=({status:e})=>{e!==Ep&&this[dm].arRenderer.presentedScene!==this[lm]||(this.setAttribute("ar-status",e),this.dispatchEvent(new CustomEvent("ar-status",{detail:{status:e}})))}}get canActivateAR(){return this[Wm]!==Gm}async activateAR(){switch(this[Wm]){case Fm:Dm(this.iosSrc,this.arScale);break;case Hm:await this[Vm]();break;case Bm:Nm(this.src,this.alt||"",this.arScale);break;default:console.warn("No AR Mode can be activated. This is probably due to missing configuration or device capabilities")}}async[(t=jm,n=km,i=qm,r=Wm,o=Ym,s=Jm,l=Zm,Vm)](){console.log("Attempting to present in AR...");try{await this[dm].arRenderer.present(this[lm])}catch(e){console.warn("Error while trying to present to AR"),console.error(e),await this[dm].arRenderer.stopPresenting()}}connectedCallback(){super.connectedCallback(),this[dm].arRenderer.addEventListener("status",this[Zm]),this.setAttribute("ar-status",Ep)}disconnectedCallback(){super.disconnectedCallback(),this[dm].arRenderer.removeEventListener("status",this[Zm])}async update(e){if(super.update(e),e.has("quickLookBrowsers")&&(this[Ym]=zm(this.quickLookBrowsers)),e.has("ar")||e.has("arModes")||e.has("iosSrc")){if(e.has("arModes")&&(this[qm]=Um(this.arModes)),e.has("arScale")&&(this[lm].canScale="fixed"!==this.arScale),this[Wm]=Gm,this.ar){const e=[];this[qm].forEach(t=>{e.push(t)});for(const t of e){if("webxr"===t&&h&&await this[dm].arRenderer.supportsPresentation()){this[Wm]=Hm;break}if("scene-viewer"===t&&u){this[Wm]=Bm;break}if("quick-look"===t&&this.iosSrc&&this[Xm]&&d){this[Wm]=Fm;break}}}this.canActivateAR?(this[km].classList.add("enabled"),this[km].addEventListener("click",this[Jm])):(this[km].removeEventListener("click",this[Jm]),this[km].classList.remove("enabled"))}}get[Xm](){return m?this[Ym].has("chrome"):!!g&&this[Ym].has("safari")}}return Im([a({type:Boolean,attribute:"ar"})],c.prototype,"ar",void 0),Im([a({type:String,attribute:"ar-scale"})],c.prototype,"arScale",void 0),Im([a({type:String,attribute:"ar-modes"})],c.prototype,"arModes",void 0),Im([a({type:String,attribute:"ios-src"})],c.prototype,"iosSrc",void 0),Im([a({type:String,attribute:"quick-look-browsers"})],c.prototype,"quickLookBrowsers",void 0),c})((e=>{var t,n,i,r,o,s,l,c,h,u,p,d;class f extends e{constructor(...e){super(...e),this.poster=null,this.reveal=tx,this.loading=ix,this[t]=!1,this[n]=0,this[i]=null,this[r]=this.shadowRoot.querySelector(".slot.poster"),this[o]=this.shadowRoot.querySelector("#default-poster"),this[s]=this.shadowRoot.querySelector("#default-progress-bar > .bar"),this[l]=this.shadowRoot.querySelector("#default-progress-bar > .mask"),this[c]=this[hx].getAttribute("aria-label"),this[h]=()=>this[wx](),this[u]=e=>this[_x](e),this[p]=e=>this[Mx](e),this[d]=((e,t)=>{let n=null;const i=(...i)=>{null==n&&(e(...i),n=self.setTimeout(()=>n=null,t))};return i.flush=()=>{null!=n&&(self.clearTimeout(n),n=null)},i})(e=>{const t=this[sx].parentNode;requestAnimationFrame(()=>{this[lx].style.opacity=""+.2*(1-e),this[sx].style.transform=`scaleX(${e})`,0===e&&(t.removeChild(this[sx]),t.appendChild(this[sx])),1===e?this[sx].classList.add("hide"):this[sx].classList.remove("hide")})},100);const a=(self.ModelViewerElement||{}).dracoDecoderLocation||"https://www.gstatic.com/draco/versioned/decoders/1.3.5/";Ph.setDRACODecoderLocation(a)}static set dracoDecoderLocation(e){Ph.setDRACODecoderLocation(e)}static get dracoDecoderLocation(){return Ph.getDRACODecoderLocation()}static mapURLs(e){Mf.singleton.loader[Ah].manager.setURLModifier(e)}dismissPoster(){this[ym]()?this[dx]():(this[ux]=ax,this[im]())}connectedCallback(){super.connectedCallback(),this[cx].addEventListener("click",this[yx]),this[cx].addEventListener("keydown",this[xx]),this[fm].addEventListener("progress",this[bx]),ox.registerInstance(this)}disconnectedCallback(){super.disconnectedCallback(),this[cx].removeEventListener("click",this[yx]),this[cx].removeEventListener("keydown",this[xx]),this[fm].removeEventListener("progress",this[bx]),ox.unregisterInstance(this)}async updated(e){super.updated(e),e.has("poster")&&null!=this.poster&&(this[hx].style.backgroundImage=`url(${this.poster})`),e.has("alt")&&this[hx].setAttribute("aria-label",`${this[tm]}. ${this[vx]}`),(e.has("reveal")||e.has("loaded"))&&(this[ym]()||this[im]())}[(t=fx,n=gx,i=ux,r=cx,o=hx,s=sx,l=lx,c=vx,h=yx,u=xx,p=bx,d=mx,wx)](){this.reveal!==nx&&this.dismissPoster()}[_x](e){if(this.reveal!==nx)switch(e.keyCode){case 32:case 13:this.dismissPoster()}}[Mx](e){const t=e.detail.totalProgress;this[gx]=Math.max(t,this[gx]),1===t&&(this[mx].flush(),!this[ym]()||null==this[ux]&&this.reveal!==tx||this[dx]()),this[mx](t),this.dispatchEvent(new CustomEvent("progress",{detail:{totalProgress:t}}))}[vm](){return!!this.src&&(null!=this[ux]||this.loading===rx||this.reveal===tx&&this[$f])}[ym](){const{src:e}=this;return!!e&&super[ym]()&&1===this[gx]}[px](){const e=this[cx],t=this[hx],n=parseFloat(self.getComputedStyle(e).opacity);t.removeAttribute("tabindex"),t.removeAttribute("aria-hidden"),e.classList.add("show"),n<1&&e.addEventListener("transitionend",()=>{const e=this.modelIsVisible;this[fx]=!1,this[em](e)},{once:!0})}[dx](){this[ux]=null;const e=this[cx],t=this[hx];e.classList.contains("show")&&(e.classList.remove("show"),e.addEventListener("transitionend",()=>{const e=this.modelIsVisible;requestAnimationFrame(()=>{this[fx]=!0,this[em](e);const n=this.getRootNode();n&&n.activeElement===this&&this[om].focus(),t.setAttribute("aria-hidden","true"),t.tabIndex=-1})},{once:!0}))}[gm](){return super[gm]()&&this[fx]}async[im](){this[gx]=0,this[px](),await super[im]()}}return ex([a({type:String})],f.prototype,"poster",void 0),ex([a({type:String})],f.prototype,"reveal",void 0),ex([a({type:String})],f.prototype,"loading",void 0),f})((e=>{var t;class n extends e{constructor(){super(...arguments),this.autoplay=!1,this.animationName=void 0,this.animationCrossfadeDuration=300,this[t]=!0}get availableAnimations(){return this.loaded?this[lm].model.animationNames:[]}get paused(){return this[Mm]}get currentTime(){return this[lm].model.animationTime}set currentTime(e){this[lm].model.animationTime=e,this[dm].threeRenderer.shadowMap.needsUpdate=!0,this[cm]()}pause(){this[Mm]||(this[Mm]=!0,this[dm].threeRenderer.shadowMap.autoUpdate=!1,this.dispatchEvent(new CustomEvent("pause")))}play(){this[Mm]&&this.availableAnimations.length>0&&(this[Mm]=!1,this[dm].threeRenderer.shadowMap.autoUpdate=!0,this[lm].model.hasActiveAnimation||this[_m](),this.dispatchEvent(new CustomEvent("play")))}[(t=Mm,um)](){this[Mm]=!0,this.autoplay&&(this[_m](),this.play())}[hm](e,t){if(super[hm](e,t),this[Mm]||!this.modelIsVisible)return;const{model:n}=this[lm];n.updateAnimation(t/1e3),this[cm]()}updated(e){super.updated(e),e.has("autoplay")&&this.autoplay&&this.play(),e.has("animationName")&&this[_m]()}async[im](){return this[lm].model.stopAnimation(),super[im]()}[_m](){const{model:e}=this[lm];e.playAnimation(this.animationName,this.animationCrossfadeDuration/1e3),this[Mm]&&(e.updateAnimation(0),this[cm]())}}return wm([a({type:Boolean})],n.prototype,"autoplay",void 0),wm([a({type:String,attribute:"animation-name"})],n.prototype,"animationName",void 0),wm([a({type:Number,attribute:"animation-crossfade-duration"})],n.prototype,"animationCrossfadeDuration",void 0),n})((e=>{var t;const n=Symbol("endPolyfillCoordination");return t=n,class extends e{constructor(){super(...arguments),this[t]=null}connectedCallback(){super.connectedCallback&&super.connectedCallback(),null==this[n]&&(this[n]=(e=>{if(null==e.shadowRoot||e.hasAttribute("data-js-focus-visible"))return()=>{};if(!self.applyFocusVisiblePolyfill){const t=()=>{self.applyFocusVisiblePolyfill(e.shadowRoot)};return self.addEventListener("focus-visible-polyfill-ready",t,{once:!0}),()=>{self.removeEventListener("focus-visible-polyfill-ready",t)}}return self.applyFocusVisiblePolyfill(e.shadowRoot),()=>{}})(this))}disconnectedCallback(){super.disconnectedCallback&&super.disconnectedCallback(),null!=this[n]&&(this[n](),this[n]=null)}}})(bm)))))))));customElements.define("model-viewer",dO);export{dO as ModelViewerElement}; + */(this,"load"),this[im]=!1)}[Ip](){return super[Ip]()||this[im]}[KA](){const t=self.location.toString(),e=new URL(t),n=new URL(this.src,t),i=new URLSearchParams(n.search);if(e.hash="#model-viewer-no-ar-fallback",i.set("mode","ar_preferred"),i.has("disable_occlusion")||i.set("disable_occlusion","true"),"fixed"===this.arScale&&i.set("resizable","false"),"wall"===this.arPlacement&&i.set("enable_vertical_placement","true"),i.has("sound")){const e=new URL(i.get("sound"),t);i.set("sound",e.toString())}if(i.has("link")){const e=new URL(i.get("link"),t);i.set("link",e.toString())}const r=`intent://arvr.google.com/scene-viewer/1.0?${i.toString()+"&file="+encodeURIComponent(n.toString())}#Intent;scheme=https;package=com.google.ar.core;action=android.intent.action.VIEW;S.browser_fallback_url=${encodeURIComponent(e.toString())};end;`;self.addEventListener("hashchange",(()=>{"#model-viewer-no-ar-fallback"===self.location.hash&&(HA=!0,self.history.back(),console.warn("Error while trying to present in AR with Scene Viewer"),console.warn("Falling back to next ar-mode"),this[lm]())}),{once:!0}),this[nm].setAttribute("href",r),console.log("Attempting to present in AR with Scene Viewer..."),this[nm].click()}async[ZA](){const t=!this.iosSrc;this[JA].classList.remove("enabled");const e=t?await this.prepareUSDZ():this.iosSrc,n=new URL(e,self.location.toString());"fixed"===this.arScale&&(n.hash&&(n.hash+="&"),n.hash+="allowsContentScaling=0");const i=this[nm];i.setAttribute("rel","ar");const r=document.createElement("img");i.appendChild(r),i.setAttribute("href",n.toString()),t&&i.setAttribute("download","model.usdz"),console.log("Attempting to present in AR with Quick Look..."),i.click(),i.removeChild(r),t&&URL.revokeObjectURL(e),this[JA].classList.add("enabled")}async prepareUSDZ(){const t=this[Ep].beginActivity();await this[cm]();const e=this[gp],n=e.shadow;let i=!1;null!=n&&(i=n.visible,n.visible=!1),t(.2);const r=new RA,s=await r.parse(e.modelContainer),a=new Blob([s],{type:"model/vnd.usdz+zip"}),o=URL.createObjectURL(a);return t(1),null!=n&&(n.visible=i),o}}return GA([F({type:Boolean,attribute:"ar"})],u.prototype,"ar",void 0),GA([F({type:String,attribute:"ar-scale"})],u.prototype,"arScale",void 0),GA([F({type:String,attribute:"ar-placement"})],u.prototype,"arPlacement",void 0),GA([F({type:String,attribute:"ar-modes"})],u.prototype,"arModes",void 0),GA([F({type:String,attribute:"ios-src"})],u.prototype,"iosSrc",void 0),GA([F({type:Boolean,attribute:"xr-environment"})],u.prototype,"xrEnvironment",void 0),u})((t=>{var e,n,i,r,s,a,o,l,c,h,u,d,p;class A extends t{constructor(...t){super(...t),this.poster=null,this.reveal=hf,this.loading=df,this[e]=!1,this[n]=!1,this[i]=0,this[r]=null,this[s]=this.shadowRoot.querySelector(".slot.poster"),this[a]=this.shadowRoot.querySelector("#default-poster"),this[o]=this.shadowRoot.querySelector("#default-progress-bar > .bar"),this[l]=this.shadowRoot.querySelector("#default-progress-bar > .mask"),this[c]=this[yf].getAttribute("aria-label"),this[h]=((t,e)=>{let n=null;const i=(...i)=>{null==n&&(t(...i),n=self.setTimeout((()=>n=null),e))};return i.flush=()=>{null!=n&&(self.clearTimeout(n),n=null)},i})((t=>{const e=this[gf].parentNode;requestAnimationFrame((()=>{this[ff].style.opacity=""+.2*(1-t),this[gf].style.transform=`scaleX(${t})`,0===t&&(e.removeChild(this[gf]),e.appendChild(this[gf])),1===t?this[gf].classList.add("hide"):this[gf].classList.remove("hide")}))}),100),this[u]=()=>{this.reveal!==uf&&this.dismissPoster()},this[d]=t=>{if(this.reveal!==uf)switch(t.keyCode){case 32:case 13:this.dismissPoster()}},this[p]=t=>{const e=t.detail.totalProgress;this[_f]=Math.max(e,this[_f]),1===e&&(this[bf].flush(),!this[Cp]()||null==this[xf]&&this.reveal!==hf||this[wf]()),this[bf](e),this.dispatchEvent(new CustomEvent("progress",{detail:{totalProgress:e}}))};const A=self.ModelViewerElement||{},m=A.dracoDecoderLocation||"https://www.gstatic.com/draco/versioned/decoders/1.3.6/";Hh.setDRACODecoderLocation(m);const g=A.ktx2TranscoderLocation||"https://www.gstatic.com/basis-universal/versioned/2021-04-15-ba1c3e4/";Hh.setKTX2TranscoderLocation(g)}static set dracoDecoderLocation(t){Hh.setDRACODecoderLocation(t)}static get dracoDecoderLocation(){return Hh.getDRACODecoderLocation()}static set ktx2TranscoderLocation(t){Hh.setKTX2TranscoderLocation(t)}static get ktx2TranscoderLocation(){return Hh.getKTX2TranscoderLocation()}static mapURLs(t){Dd.singleton.loader[kh].manager.setURLModifier(t)}dismissPoster(){this[Cp]()?this[wf]():(this[xf]=Af,this[up]())}showPoster(){const t=this[vf],e=this[yf];e.removeAttribute("tabindex"),e.removeAttribute("aria-hidden"),t.classList.add("show");const n=this.modelIsVisible;this[Ef]=!1,this[lp](n),this[If]=!1}getDimensions(){return Sp(this[gp].size)}connectedCallback(){super.connectedCallback(),this[vf].addEventListener("click",this[Mf]),this[vf].addEventListener("keydown",this[Sf]),this[Ep].addEventListener("progress",this[Bf]),mf.registerInstance(this)}disconnectedCallback(){super.disconnectedCallback(),this[vf].removeEventListener("click",this[Mf]),this[vf].removeEventListener("keydown",this[Sf]),this[Ep].removeEventListener("progress",this[Bf]),mf.unregisterInstance(this)}async updated(t){super.updated(t),t.has("poster")&&null!=this.poster&&(this[yf].style.backgroundImage=`url(${this.poster})`),t.has("alt")&&this[yf].setAttribute("aria-label",`${this[cp]}. ${this[Cf]}`),(t.has("reveal")||t.has("loading"))&&this[up]()}[(e=Ef,n=If,i=_f,r=xf,s=vf,a=yf,o=gf,l=ff,c=Cf,h=bf,u=Mf,d=Sf,p=Bf,Ip)](){return!!this.src&&(null!=this[xf]||this.loading===pf||this.reveal===hf&&this[op])}[Cp](){const{src:t}=this;return!!t&&super[Cp]()&&1===this[_f]}[wf](){this[xf]=null;const t=this[vf],e=this[yf];if(t.classList.contains("show")){t.classList.remove("show");const n=this.modelIsVisible;this[Ef]=!0,this[lp](n),t.addEventListener("transitionend",(()=>{requestAnimationFrame((()=>{this[If]=!0;const t=this.getRootNode();t&&t.activeElement===this&&this[Ap].focus(),e.setAttribute("aria-hidden","true"),e.tabIndex=-1,this.dispatchEvent(new CustomEvent("poster-dismissed"))}))}),{once:!0})}}[_p](){return super[_p]()&&this[Ef]}[Mp](){return super[Mp]()&&this[If]}async[up](){this[_f]=0,null!=this[gp].currentGLTF&&null!=this.src&&this[Ip]()||this.showPoster(),await super[up]()}}return cf([F({type:String})],A.prototype,"poster",void 0),cf([F({type:String})],A.prototype,"reveal",void 0),cf([F({type:String})],A.prototype,"loading",void 0),A})((t=>{var e;class n extends t{constructor(){super(...arguments),this.autoplay=!1,this.animationName=void 0,this.animationCrossfadeDuration=300,this[e]=!0}get availableAnimations(){return this.loaded?this[gp].animationNames:[]}get duration(){return this[gp].duration}get paused(){return this[Rp]}get currentTime(){return this[gp].animationTime}set currentTime(t){this[gp].animationTime=t,this[wp].threeRenderer.shadowMap.needsUpdate=!0,this[fp]()}pause(){this[Rp]||(this[Rp]=!0,this[wp].threeRenderer.shadowMap.autoUpdate=!1,this.dispatchEvent(new CustomEvent("pause")))}play(){this[Rp]&&this.availableAnimations.length>0&&(this[Rp]=!1,this[wp].threeRenderer.shadowMap.autoUpdate=!0,this[gp].hasActiveAnimation||this[Lp](),this.dispatchEvent(new CustomEvent("play")))}[(e=Rp,yp)](){super[yp](),this[Rp]=!0,this.autoplay&&(this[Lp](),this.play())}[vp](t,e){super[vp](t,e),this[Rp]||!this[Mp]()&&!this[wp].isPresenting||(this[gp].updateAnimation(e/1e3),this[fp]())}updated(t){super.updated(t),t.has("autoplay")&&this.autoplay&&this.play(),t.has("animationName")&&this[Lp]()}async[up](){return this[gp].stopAnimation(),super[up]()}[Lp](){this[gp].playAnimation(this.animationName,this.animationCrossfadeDuration/1e3),this[Rp]&&(this[gp].updateAnimation(0),this[fp]())}}return Tp([F({type:Boolean})],n.prototype,"autoplay",void 0),Tp([F({type:String,attribute:"animation-name"})],n.prototype,"animationName",void 0),Tp([F({type:Number,attribute:"animation-crossfade-duration"})],n.prototype,"animationCrossfadeDuration",void 0),n})((t=>{var e;const n=Symbol("endPolyfillCoordination");return e=n,class extends t{constructor(){super(...arguments),this[e]=null}connectedCallback(){super.connectedCallback&&super.connectedCallback(),null==this[n]&&(this[n]=(t=>{if(null==t.shadowRoot||t.hasAttribute("data-js-focus-visible"))return()=>{};if(!self.applyFocusVisiblePolyfill){const e=()=>{self.applyFocusVisiblePolyfill(t.shadowRoot)};return self.addEventListener("focus-visible-polyfill-ready",e,{once:!0}),()=>{self.removeEventListener("focus-visible-polyfill-ready",e)}}return self.applyFocusVisiblePolyfill(t.shadowRoot),()=>{}})(this))}disconnectedCallback(){super.disconnectedCallback&&super.disconnectedCallback(),null!=this[n]&&(this[n](),this[n]=null)}}})(Bp)))))))));customElements.define("model-viewer",py);export{py as ModelViewerElement}; //# sourceMappingURL=model-viewer.min.js.map diff --git a/web_widget_model_viewer/static/src/js/web_widget_model_viewer.js b/web_widget_model_viewer/static/src/js/web_widget_model_viewer.js index e3ef0662a..356060b60 100644 --- a/web_widget_model_viewer/static/src/js/web_widget_model_viewer.js +++ b/web_widget_model_viewer/static/src/js/web_widget_model_viewer.js @@ -26,23 +26,24 @@ odoo.define("web_widget_model_viewer.FieldBinaryModelViewer", function (require) this._super.apply(this, arguments); var max_upload_size = this.attrs.max_upload_size; if (max_upload_size) { - this.max_upload_size = parseInt(max_upload_size) * 1024 * 1024; + this.max_upload_size = parseInt(max_upload_size, 10) * 1024 * 1024; } else { - this.max_upload_size = 250 * 1024 * 1024; // 250M + // 250M + this.max_upload_size = 250 * 1024 * 1024; } }, _render: function () { var self = this; var url = ""; if (this.value) { - if (!utils.is_bin_size(this.value)) { - url = "data:model/gltf-binary;base64," + this.value; - } else { + if (utils.is_bin_size(this.value)) { url = session.url("/web/content", { model: this.model, id: JSON.stringify(this.res_id), field: this.name, }); + } else { + url = "data:model/gltf-binary;base64," + this.value; } } var $glb = $( @@ -63,6 +64,7 @@ odoo.define("web_widget_model_viewer.FieldBinaryModelViewer", function (require) ); }); }, + /* eslint-disable complexity */ fullscreen: function (ev) { var isFullscreenAvailable = document.fullscreenEnabled || @@ -91,17 +93,17 @@ odoo.define("web_widget_model_viewer.FieldBinaryModelViewer", function (require) document.msExitFullscreen(); } } else if (modelViewerElem.requestFullscreen) { - modelViewerElem.requestFullscreen(); - } else if (modelViewerElem.mozRequestFullScreen) { - /* Firefox */ - modelViewerElem.mozRequestFullScreen(); - } else if (modelViewerElem.webkitRequestFullscreen) { - /* Chrome, Safari and Opera */ - modelViewerElem.webkitRequestFullscreen(); - } else if (modelViewerElem.msRequestFullscreen) { - /* IE/Edge */ - modelViewerElem.msRequestFullscreen(); - } + modelViewerElem.requestFullscreen(); + } else if (modelViewerElem.mozRequestFullScreen) { + /* Firefox */ + modelViewerElem.mozRequestFullScreen(); + } else if (modelViewerElem.webkitRequestFullscreen) { + /* Chrome, Safari and Opera */ + modelViewerElem.webkitRequestFullscreen(); + } else if (modelViewerElem.msRequestFullscreen) { + /* IE/Edge */ + modelViewerElem.msRequestFullscreen(); + } } else { console.error("ERROR : full screen not supported by web browser"); } diff --git a/web_widget_model_viewer/static/src/xml/web_widget_model_viewer.xml b/web_widget_model_viewer/static/src/xml/web_widget_model_viewer.xml index fcccd2f10..d28a5d7bb 100644 --- a/web_widget_model_viewer/static/src/xml/web_widget_model_viewer.xml +++ b/web_widget_model_viewer/static/src/xml/web_widget_model_viewer.xml @@ -18,7 +18,6 @@ title="Clear" aria-label="Clear" /> - Uploading... @@ -29,7 +28,7 @@ - -
- + - - -
- + + + + diff --git a/web_widget_model_viewer/views/assets.xml b/web_widget_model_viewer/views/assets.xml index b445e9aae..c8a2b7bfb 100644 --- a/web_widget_model_viewer/views/assets.xml +++ b/web_widget_model_viewer/views/assets.xml @@ -5,15 +5,11 @@ name="Web layout Model viewer" inherit_id="web.layout" > - +