web/web_widget_bokeh_chart/static/src/lib/bokeh/bokeh-gl-3.1.1.min.js

/*!
 * Copyright (c) 2012 - 2023, Anaconda, Inc., and Bokeh Contributors
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without modification,
 * are permitted provided that the following conditions are met:
 * 
 * Redistributions of source code must retain the above copyright notice,
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 * this list of conditions and the following disclaimer in the documentation
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 * may be used to endorse or promote products derived from this software
 * without specific prior written permission.
 * 
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 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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(function(root, factory) {
  factory(root["Bokeh"], "3.1.1");
})(this, function(Bokeh, version) {
  let define;
  return (function(modules, entry, aliases, externals) {
    const bokeh = typeof Bokeh !== "undefined" && (version != null ? Bokeh[version] : Bokeh);
    if (bokeh != null) {
      return bokeh.register_plugin(modules, entry, aliases);
    } else {
      throw new Error("Cannot find Bokeh " + version + ". You have to load it prior to loading plugins.");
    }
  })
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508: function _(n,t,e,r,o){function u(n,t){let e,r;n>t?(e=n,r=t):(e=t,r=n);let o=e%r;for(;0!=o;)e=r,r=o,o=e%r;return r}r(),e.gcd=function(n){let t=n[0];for(let e=1;e<n.length;e++)t=u(t,n[e]);return t},e.is_pow_2=function(n){return 0==(n&n-1)&&0!=n}},
509: function _(n,t,_,e,i){e();_.default="\nprecision mediump float;\n\nconst int butt_cap   = 0;\nconst int round_cap  = 1;\nconst int square_cap = 2;\n\nconst int miter_join = 0;\nconst int round_join = 1;\nconst int bevel_join = 2;\n\nattribute vec2 a_position;\nattribute vec2 a_point_prev;\nattribute vec2 a_point_start;\nattribute vec2 a_point_end;\nattribute vec2 a_point_next;\nattribute float a_show_prev;\nattribute float a_show_curr;\nattribute float a_show_next;\n#ifdef DASHED\nattribute float a_length_so_far;\n#endif\n\nuniform float u_pixel_ratio;\nuniform vec2 u_canvas_size;\nuniform float u_linewidth;\nuniform float u_antialias;\nuniform float u_line_join;\nuniform float u_line_cap;\nuniform float u_miter_limit;\n\nvarying float v_segment_length;\nvarying vec2 v_coords;\nvarying float v_flags;  // Boolean flags\nvarying float v_cos_turn_angle_start;\nvarying float v_cos_turn_angle_end;\n#ifdef DASHED\nvarying float v_length_so_far;\n#endif\n\n#define SMALL 1e-6\n\nfloat cross_z(in vec2 v0, in vec2 v1)\n{\n    return v0.x*v1.y - v0.y*v1.x;\n}\n\nvec2 right_vector(in vec2 v)\n{\n    return vec2(v.y, -v.x);\n}\n\n// Calculate cos/sin turn angle with adjacent segment, and unit normal vector to right\nfloat calc_turn_angle(in bool has_cap, in vec2 segment_right, in vec2 other_right, out vec2 point_right, out float sin_turn_angle)\n{\n    float cos_turn_angle;\n    vec2 diff = segment_right + other_right;\n    float len = length(diff);\n    if (has_cap || len < SMALL) {\n        point_right = segment_right;\n        cos_turn_angle = -1.0;  // Turns back on itself.\n        sin_turn_angle = 0.0;\n    }\n    else {\n        point_right = diff / len;\n        cos_turn_angle = dot(segment_right, other_right);   // cos zero at +/-pi/2, +ve angle is turn right\n        sin_turn_angle = cross_z(segment_right, other_right);\n    }\n    return cos_turn_angle;\n}\n\n// If miter too large use bevel join instead\nbool miter_too_large(in int join_type, in float cos_turn_angle)\n{\n    float cos_half_angle_sqr = 0.5*(1.0 + cos_turn_angle);  // Trig identity\n    return join_type == miter_join && cos_half_angle_sqr < 1.0 / (u_miter_limit*u_miter_limit);\n}\n\nvec2 normalize_check_len(in vec2 vec, in float len)\n{\n    if (abs(len) < SMALL)\n        return vec2(1.0, 0.0);\n    else\n        return vec / len;\n}\n\nvec2 normalize_check(in vec2 vec)\n{\n    return normalize_check_len(vec, length(vec));\n}\n\nvoid main()\n{\n    if (a_show_curr < 0.5) {\n        // Line segment has non-finite value at one or both ends, do not render.\n        gl_Position = vec4(-2.0, -2.0, 0.0, 1.0);\n        return;\n    }\n\n    int join_type = int(u_line_join + 0.5);\n    int cap_type = int(u_line_cap + 0.5);\n    float halfwidth = 0.5*(u_linewidth + u_antialias);\n\n    vec2 segment_along = a_point_end - a_point_start;\n    v_segment_length = length(a_point_end - a_point_start);\n    segment_along = normalize_check_len(segment_along, v_segment_length); // unit vector.\n    vec2 segment_right = right_vector(segment_along);  // unit vector.\n    vec2 xy;\n\n    // in screen coords\n    vec2 prev_along = normalize_check(a_point_start - a_point_prev);\n    vec2 prev_right = right_vector(prev_along);\n    vec2 next_right = right_vector(normalize_check(a_point_next - a_point_end));\n\n    v_coords.y = a_position.y*halfwidth;  // Overwritten later for join points.\n\n    // Start and end cap properties\n    bool has_start_cap = a_show_prev < 0.5;\n    bool has_end_cap = a_show_next < 0.5;\n\n    // Start and end join properties\n    vec2 point_right_start, point_right_end;\n    float sin_turn_angle_start, sin_turn_angle_end;\n    v_cos_turn_angle_start = calc_turn_angle(has_start_cap, segment_right, prev_right, point_right_start, sin_turn_angle_start);\n    v_cos_turn_angle_end = calc_turn_angle(has_end_cap, segment_right, next_right, point_right_end, sin_turn_angle_end);\n    float sign_turn_right_start = sin_turn_angle_start >= 0.0 ? 1.0 : -1.0;\n\n    bool miter_too_large_start = !has_start_cap && miter_too_large(join_type, v_cos_turn_angle_start);\n    bool miter_too_large_end = !has_end_cap && miter_too_large(join_type, v_cos_turn_angle_end);\n\n    float sign_at_start = -sign(a_position.x);  // +ve at segment start, -ve end.\n    vec2 point = sign_at_start > 0.0 ? a_point_start : a_point_end;\n\n    if ( (has_start_cap && sign_at_start > 0.0) ||\n         (has_end_cap && sign_at_start < 0.0) ) {\n        // Cap.\n        xy = point - segment_right*(halfwidth*a_position.y);\n        if (cap_type == butt_cap)\n            xy -= sign_at_start*0.5*u_antialias*segment_along;\n        else\n            xy -= sign_at_start*halfwidth*segment_along;\n    }\n    else if (sign_at_start > 0.0) {\n        vec2 inside_point = a_point_start + segment_right*(sign_turn_right_start*halfwidth);\n        vec2 prev_outside_point = a_point_start - prev_right*(sign_turn_right_start*halfwidth);\n\n        // join at start.\n        if (join_type == round_join || join_type == bevel_join || miter_too_large_start) {\n            if (v_cos_turn_angle_start <= 0.0) {  // |turn_angle| > 90 degrees\n                xy = a_point_start - segment_right*(halfwidth*a_position.y) - halfwidth*segment_along;\n            }\n            else {\n                if (a_position.x < -1.5) {\n                    xy = prev_outside_point;\n                    v_coords.y = -dot(xy - a_point_start, segment_right);\n                }\n                else if (a_position.y*sign_turn_right_start > 0.0) {  // outside corner of turn\n                    float d = halfwidth*abs(sin_turn_angle_start);\n                    xy = a_point_start - segment_right*(halfwidth*a_position.y) - d*segment_along;\n                }\n                else {  // inside corner of turn\n                    xy = inside_point;\n                }\n            }\n        }\n        else {  // miter join\n            if (a_position.x < -1.5) {\n                xy = prev_outside_point;\n                v_coords.y = -dot(xy - a_point_start, segment_right);\n            }\n            else if (a_position.y*sign_turn_right_start > 0.0) {  // outside corner of turn\n                float tan_half_turn_angle = (1.0-v_cos_turn_angle_start) / sin_turn_angle_start;  // Trig identity\n                float d = sign_turn_right_start*halfwidth*tan_half_turn_angle;\n                xy = a_point_start - segment_right*(halfwidth*a_position.y) - d*segment_along;\n            }\n            else {  // inside corner if turn\n                xy = inside_point;\n            }\n        }\n    }\n    else {\n        xy = point - segment_right*(halfwidth*a_position.y);\n    }\n\n    vec2 pos = xy + 0.5;  // Bokeh's offset.\n    pos /= u_canvas_size / u_pixel_ratio;  // in 0..1\n    gl_Position = vec4(2.0*pos.x - 1.0, 1.0 - 2.0*pos.y, 0.0, 1.0);\n\n    bool turn_right_start = sin_turn_angle_start >= 0.0;\n    bool turn_right_end = sin_turn_angle_end >= 0.0;\n\n    v_coords.x = dot(xy - a_point_start, segment_along);\n    v_flags = float(int(has_start_cap) +\n                    2*int(has_end_cap) +\n                    4*int(miter_too_large_start) +\n                    8*int(miter_too_large_end) +\n                    16*int(turn_right_start) +\n                    32*int(turn_right_end));\n\n#ifdef DASHED\n    v_length_so_far = a_length_so_far;\n#endif\n}\n"},
510: function _(n,t,a,i,e){i();a.default="\nprecision mediump float;\n\nconst int butt_cap   = 0;\nconst int round_cap  = 1;\nconst int square_cap = 2;\n\nconst int miter_join = 0;\nconst int round_join = 1;\nconst int bevel_join = 2;\n\nuniform float u_linewidth;\nuniform float u_antialias;\nuniform float u_line_join;\nuniform float u_line_cap;\nuniform vec4 u_line_color;\n#ifdef DASHED\nuniform sampler2D u_dash_tex;\nuniform vec4 u_dash_tex_info;\nuniform float u_dash_scale;\nuniform float u_dash_offset;\n#endif\n\nvarying float v_segment_length;\nvarying vec2 v_coords;\nvarying float v_flags;\nvarying float v_cos_turn_angle_start;\nvarying float v_cos_turn_angle_end;\n#ifdef DASHED\nvarying float v_length_so_far;\n#endif\n\n#define ONE_MINUS_SMALL (1.0 - 1e-6)\n\nfloat cross_z(in vec2 v0, in vec2 v1)\n{\n    return v0.x*v1.y - v0.y*v1.x;\n}\n\nvec2 right_vector(in vec2 v)\n{\n    return vec2(v.y, -v.x);\n}\n\nfloat bevel_join_distance(in vec2 coords, in vec2 other_right, in float sign_turn_right)\n{\n    // other_right is unit vector facing right of the other (previous or next) segment, in coord reference frame\n    float hw = 0.5*u_linewidth;  // Not including antialiasing\n    if (other_right.y >= ONE_MINUS_SMALL) {  // other_right.y is -cos(turn_angle)\n        // 180 degree turn.\n        return abs(hw - v_coords.x);\n    }\n    else {\n        const vec2 segment_right = vec2(0.0, -1.0);\n        // corner_right is unit vector bisecting corner facing right, in coord reference frame\n        vec2 corner_right = normalize(other_right + segment_right);\n        vec2 outside_point = (-hw*sign_turn_right)*segment_right;\n        return hw + sign_turn_right*dot(outside_point - coords, corner_right);\n    }\n}\n\nfloat cap(in int cap_type, in float x, in float y)\n{\n    // x is distance along segment in direction away from end of segment,\n    // y is distance across segment.\n    if (cap_type == butt_cap)\n        return max(0.5*u_linewidth - x, abs(y));\n    else if (cap_type == square_cap)\n        return max(-x, abs(y));\n    else  // cap_type == round_cap\n        return distance(vec2(min(x, 0.0), y), vec2(0.0, 0.0));\n}\n\nfloat distance_to_alpha(in float dist)\n{\n    return 1.0 - smoothstep(0.5*(u_linewidth - u_antialias),\n                            0.5*(u_linewidth + u_antialias), dist);\n}\n\nvec2 turn_angle_to_right_vector(in float cos_turn_angle, in float sign_turn_right)\n{\n    float sin_turn_angle = sign_turn_right*sqrt(1.0 - cos_turn_angle*cos_turn_angle);\n    return vec2(sin_turn_angle, -cos_turn_angle);\n}\n\n#ifdef DASHED\nfloat dash_distance(in float x)\n{\n    // x is in direction of v_coords.x, i.e. along segment.\n    float tex_length = u_dash_tex_info.x;\n    float tex_offset = u_dash_tex_info.y;\n    float tex_dist_min = u_dash_tex_info.z;\n    float tex_dist_max = u_dash_tex_info.w;\n\n    // Apply offset.\n    x += v_length_so_far - u_dash_scale*tex_offset + u_dash_offset;\n\n    // Interpolate within texture to obtain distance to dash.\n    float dist = texture2D(u_dash_tex,\n                           vec2(x / (tex_length*u_dash_scale), 0.0)).a;\n\n    // Scale distance within min and max limits.\n    dist = tex_dist_min + dist*(tex_dist_max - tex_dist_min);\n\n    return u_dash_scale*dist;\n}\n\nmat2 rotation_matrix(in vec2 other_right)\n{\n    float sin_angle = other_right.x;\n    float cos_angle = -other_right.y;\n    return mat2(cos_angle, -sin_angle, sin_angle, cos_angle);\n}\n#endif\n\nvoid main()\n{\n    int join_type = int(u_line_join + 0.5);\n    int cap_type = int(u_line_cap + 0.5);\n    float halfwidth = 0.5*(u_linewidth + u_antialias);\n    float half_antialias = 0.5*u_antialias;\n\n    // Extract flags.\n    int flags = int(v_flags + 0.5);\n    bool turn_right_end = (flags / 32 > 0);\n    float sign_turn_right_end = turn_right_end ? 1.0 : -1.0;\n    flags -= 32*int(turn_right_end);\n    bool turn_right_start = (flags / 16 > 0);\n    float sign_turn_right_start = turn_right_start ? 1.0 : -1.0;\n    flags -= 16*int(turn_right_start);\n    bool miter_too_large_end = (flags / 8 > 0);\n    flags -= 8*int(miter_too_large_end);\n    bool miter_too_large_start = (flags / 4 > 0);\n    flags -= 4*int(miter_too_large_start);\n    bool has_end_cap = (flags / 2 > 0);\n    flags -= 2*int(has_end_cap);\n    bool has_start_cap = flags > 0;\n\n    // Unit vectors to right of previous and next segments in coord reference frame\n    vec2 prev_right = turn_angle_to_right_vector(v_cos_turn_angle_start, sign_turn_right_start);\n    vec2 next_right = turn_angle_to_right_vector(v_cos_turn_angle_end, sign_turn_right_end);\n\n    float dist = v_coords.y;  // For straight segment, and miter join.\n\n    // Along-segment coords with respect to end of segment, facing inwards\n    vec2 end_coords = vec2(v_segment_length, 0.0) - v_coords;\n\n    if (v_coords.x <= half_antialias) {\n        // At start of segment, either cap or join.\n        if (has_start_cap)\n            dist = cap(cap_type, v_coords.x, v_coords.y);\n        else if (join_type == round_join) {\n            if (v_coords.x <= 0.0)\n                dist = distance(v_coords, vec2(0.0, 0.0));\n        }\n        else {  // bevel or miter join\n            if (join_type == bevel_join || miter_too_large_start)\n                dist = max(abs(dist), bevel_join_distance(v_coords, prev_right, sign_turn_right_start));\n            float prev_sideways_dist = -sign_turn_right_start*dot(v_coords, prev_right);\n            dist = max(abs(dist), prev_sideways_dist);\n        }\n    }\n\n    if (end_coords.x <= half_antialias) {\n        if (has_end_cap) {\n            dist = max(abs(dist), cap(cap_type, end_coords.x, v_coords.y));\n        }\n        else if (join_type == bevel_join || miter_too_large_end) {\n            // Bevel join at end impacts half antialias distance\n            dist = max(abs(dist), bevel_join_distance(end_coords, next_right, sign_turn_right_end));\n        }\n    }\n\n    float alpha = distance_to_alpha(abs(dist));\n\n#ifdef DASHED\n    if (u_dash_tex_info.x >= 0.0) {\n        // Dashes in straight segments (outside of joins) are easily calculated.\n        dist = dash_distance(v_coords.x);\n\n        vec2 prev_coords = rotation_matrix(prev_right)*v_coords;\n        float start_dash_distance = dash_distance(0.0);\n\n        if (!has_start_cap && cap_type == butt_cap) {\n            // Outer of start join rendered solid color or not at all depending on whether corner\n            // point is in dash or gap, with antialiased ends.\n            bool outer_solid = start_dash_distance >= 0.0 && v_coords.x < half_antialias && prev_coords.x > -half_antialias;\n            if (outer_solid) {\n                // Within solid outer region, antialiased at ends\n                float half_aa_dist = dash_distance(half_antialias);\n                if (half_aa_dist > 0.0)  // Next dash near, do not want antialiased gap\n                    dist = half_aa_dist - v_coords.x + half_antialias;\n                else\n                    dist = start_dash_distance - v_coords.x;\n\n                half_aa_dist = dash_distance(-half_antialias);\n                if (half_aa_dist > 0.0)  // Prev dash nearm do not want antialiased gap\n                    dist = min(dist, half_aa_dist + prev_coords.x + half_antialias);\n                else\n                    dist = min(dist, start_dash_distance + prev_coords.x);\n            }\n            else {\n                // Outer not rendered, antialias ends.\n                if (v_coords.x < half_antialias)\n                    dist = min(0.0, dash_distance(half_antialias) - half_antialias) + v_coords.x;\n\n                if (prev_coords.x > -half_antialias && prev_coords.x <= half_antialias) {\n                    // Antialias from end of previous segment into join\n                    float prev_dist = min(0.0, dash_distance(-half_antialias) - half_antialias) - prev_coords.x;\n                    // Consider width of previous segment\n                    prev_dist = min(prev_dist, 0.5*u_linewidth - abs(prev_coords.y));\n                    dist = max(dist, prev_dist);\n                }\n            }\n        }\n\n        if (!has_end_cap && cap_type == butt_cap && end_coords.x < half_antialias) {\n            float end_dash_distance = dash_distance(v_segment_length);\n            bool increasing = end_dash_distance >= 0.0 && sign_turn_right_end*v_coords.y < 0.0;\n            if (!increasing) {\n                float half_aa_dist = dash_distance(v_segment_length - half_antialias);\n                dist = min(0.0, half_aa_dist - half_antialias) + end_coords.x;\n            }\n        }\n\n        dist = cap(cap_type, dist, v_coords.y);\n\n        float dash_alpha = distance_to_alpha(dist);\n        alpha = min(alpha, dash_alpha);\n    }\n#endif\n\n    alpha = u_line_color.a*alpha;\n    gl_FragColor = vec4(u_line_color.rgb*alpha, alpha);  // Premultiplied alpha.\n}\n"},
511: function _(n,i,e,a,t){a();e.default="\nprecision mediump float;\n\nattribute vec2 a_position;\nattribute vec2 a_center;\nattribute float a_width;\nattribute float a_height;\nattribute float a_angle; // In radians\nuniform vec4 u_border_radius;\nattribute float a_linewidth;\nattribute vec4 a_line_color;\nattribute vec4 a_fill_color;\nattribute float a_line_cap;\nattribute float a_line_join;\nattribute float a_show;\n#ifdef HATCH\nattribute float a_hatch_pattern;\nattribute float a_hatch_scale;\nattribute float a_hatch_weight;\nattribute vec4 a_hatch_color;\n#endif\n\nuniform float u_pixel_ratio;\nuniform vec2 u_canvas_size;\nuniform float u_antialias;\nuniform float u_size_hint;\n\nvarying float v_linewidth;\nvarying vec2 v_size; // 2D size for rects compared to 1D for markers.\nvarying vec4 v_border_radius;\nvarying vec4 v_line_color;\nvarying vec4 v_fill_color;\nvarying float v_line_cap;\nvarying float v_line_join;\nvarying vec2 v_coords;\n#ifdef HATCH\nvarying float v_hatch_pattern;\nvarying float v_hatch_scale;\nvarying float v_hatch_weight;\nvarying vec4 v_hatch_color;\nvarying vec2 v_hatch_coords;\n#endif\n\nvoid main()\n{\n  if (a_show < 0.5 || a_width <= 0.0 || a_height <= 0.0) {\n    // Do not show this rect.\n    gl_Position = vec4(-2.0, -2.0, 0.0, 1.0);\n    return;\n  }\n\n  v_size = vec2(a_width, a_height);\n  v_border_radius = u_border_radius;\n  v_linewidth = a_linewidth;\n  v_line_color = a_line_color;\n  v_fill_color = a_fill_color;\n  v_line_cap = a_line_cap;\n  v_line_join = a_line_join;\n\n  if (v_linewidth < 1.0) {\n    // Linewidth less than 1 is implemented as 1 but with reduced alpha.\n    v_line_color.a *= v_linewidth;\n    v_linewidth = 1.0;\n  }\n\n#ifdef HATCH\n  v_hatch_pattern = a_hatch_pattern;\n  v_hatch_scale = a_hatch_scale;\n  v_hatch_weight = a_hatch_weight;\n  v_hatch_color = a_hatch_color;\n#endif\n\n  vec2 enclosing_size;\n  // Need extra size of (v_linewidth+u_antialias) if edge of marker parallel to\n  // edge of bounding box.  If symmetric spike towards edge then multiply by\n  // 1/cos(theta) where theta is angle between spike and bbox edges.\n  int size_hint = int(u_size_hint + 0.5);\n  if (size_hint == 1)  // Dash\n    enclosing_size = vec2(v_size.x + v_linewidth + u_antialias,\n                          v_linewidth + u_antialias);\n  else if (size_hint == 2)  // Dot\n    enclosing_size = 0.25*v_size + u_antialias;\n  else if (size_hint == 3)  // Diamond\n    enclosing_size = vec2(v_size.x*(2.0/3.0) + (v_linewidth + u_antialias)*1.20185,\n                          v_size.y + (v_linewidth + u_antialias)*1.80278);\n  else if (size_hint == 4)  // Hex\n    enclosing_size = v_size + (v_linewidth + u_antialias)*vec2(2.0/sqrt(3.0), 1.0);\n  else if (size_hint == 5)  // Square pin\n    enclosing_size = v_size + (v_linewidth + u_antialias)*3.1;\n  else if (size_hint == 6)  // Triangle\n    enclosing_size = vec2(v_size.x + (v_linewidth + u_antialias)*sqrt(3.0),\n                          v_size.y*(2.0/sqrt(3.0)) + (v_linewidth + u_antialias)*2.0);\n  else if (size_hint == 7)  // Triangle pin\n    enclosing_size = v_size + (v_linewidth + u_antialias)*vec2(4.8, 6.0);\n  else if (size_hint == 8)  // Star\n    enclosing_size = vec2(v_size.x*0.95106 + (v_linewidth + u_antialias)*3.0,\n                          v_size.y + (v_linewidth + u_antialias)*3.2);\n  else\n    enclosing_size = v_size + v_linewidth + u_antialias;\n\n  // Coordinates in rotated frame with respect to center of marker, used for\n  // distance functions in fragment shader.\n  v_coords = a_position*enclosing_size;\n\n  float c = cos(-a_angle);\n  float s = sin(-a_angle);\n  mat2 rotation = mat2(c, -s, s, c);\n\n  vec2 pos = a_center + rotation*v_coords;\n#ifdef HATCH\n  // Coordinates for hatching in unrotated frame of reference.\n  v_hatch_coords = pos - 0.5;\n#endif\n  pos += 0.5; // Make up for Bokeh's offset.\n  pos /= u_canvas_size / u_pixel_ratio; // 0 to 1.\n  gl_Position = vec4(2.0*pos.x - 1.0, 1.0 - 2.0*pos.y, 0.0, 1.0);\n}\n"},
512: function _(n,i,e,t,a){t();e.default="\nprecision mediump float;\n\nconst float SQRT2 = sqrt(2.0);\nconst float SQRT3 = sqrt(3.0);\nconst float PI = 3.14159265358979323846;\n\nconst int butt_cap = 0;\nconst int round_cap = 1;\nconst int square_cap = 2;\n\nconst int miter_join = 0;\nconst int round_join = 1;\nconst int bevel_join = 2;\n\n#ifdef HATCH\nconst int hatch_dot = 1;\nconst int hatch_ring = 2;\nconst int hatch_horizontal_line = 3;\nconst int hatch_vertical_line = 4;\nconst int hatch_cross = 5;\nconst int hatch_horizontal_dash = 6;\nconst int hatch_vertical_dash = 7;\nconst int hatch_spiral = 8;\nconst int hatch_right_diagonal_line = 9;\nconst int hatch_left_diagonal_line = 10;\nconst int hatch_diagonal_cross = 11;\nconst int hatch_right_diagonal_dash = 12;\nconst int hatch_left_diagonal_dash = 13;\nconst int hatch_horizontal_wave = 14;\nconst int hatch_vertical_wave = 15;\nconst int hatch_criss_cross = 16;\n#endif\n\nuniform float u_antialias;\n\nvarying float v_linewidth;\nvarying vec2 v_size;\nvarying vec4 v_border_radius;\nvarying vec4 v_line_color;\nvarying vec4 v_fill_color;\nvarying float v_line_cap;\nvarying float v_line_join;\nvarying vec2 v_coords;\n#ifdef HATCH\nvarying float v_hatch_pattern;\nvarying float v_hatch_scale;\nvarying float v_hatch_weight;\nvarying vec4 v_hatch_color;\nvarying vec2 v_hatch_coords;\n#endif\n\n// Lines within the marker (dot, cross, x and y) are added at the end as they are\n// on top of the fill rather than astride it.\n#if defined(USE_CIRCLE_DOT) || defined(USE_DIAMOND_DOT) || defined(USE_DOT) ||     defined(USE_HEX_DOT) || defined(USE_SQUARE_DOT) || defined(USE_STAR_DOT) ||     defined(USE_TRIANGLE_DOT)\n  #define APPEND_DOT\n#endif\n\n#if defined(USE_CIRCLE_CROSS) || defined(USE_SQUARE_CROSS)\n  #define APPEND_CROSS\n#endif\n\n#ifdef USE_DIAMOND_CROSS\n  #define APPEND_CROSS_2\n#endif\n\n#ifdef USE_CIRCLE_X\n  #define APPEND_X\n  #define APPEND_X_LEN (0.5*v_size.x)\n#endif\n\n#ifdef USE_SQUARE_X\n  #define APPEND_X\n  #define APPEND_X_LEN (v_size.x/SQRT2)\n#endif\n\n#ifdef USE_CIRCLE_Y\n  #define APPEND_Y\n#endif\n\n#if defined(USE_ASTERISK) || defined(USE_CROSS) || defined(USE_DASH) ||     defined(USE_DOT) || defined(USE_X) || defined(USE_Y)\n  // No fill.\n  #define LINE_ONLY\n#endif\n\n#if defined(LINE_ONLY) || defined(APPEND_CROSS) || defined(APPEND_CROSS_2) ||     defined(APPEND_X) || defined(APPEND_Y)\nfloat end_cap_distance(in vec2 p, in vec2 end_point, in vec2 unit_direction, in int line_cap)\n{\n  vec2 offset = p - end_point;\n  if (line_cap == butt_cap)\n    return dot(offset, unit_direction) + 0.5*v_linewidth;\n  else if (line_cap == square_cap)\n    return dot(offset, unit_direction);\n  else if (line_cap == round_cap && dot(offset, unit_direction) > 0.0)\n    return length(offset);\n  else\n    // Default is outside of line and should be -0.5*(v_linewidth+u_antialias) or less,\n    // so here avoid the multiplication.\n    return -v_linewidth-u_antialias;\n}\n#endif\n\n#if !(defined(LINE_ONLY) || defined(USE_SQUARE_PIN) || defined(USE_TRIANGLE_PIN))\n// For line join at a vec2 corner where 2 line segments meet, consider bevel points which are the 2\n// points obtained by moving half a linewidth away from the corner point in the directions normal to\n// the line segments.  The line through these points is the bevel line, characterised by a vec2\n// unit_normal and offset distance from the corner point.  Edge of bevel join straddles this line,\n// round join occurs outside of this line centred on the corner point.  In general\n//   offset = (linewidth/2)*sin(alpha/2)\n// where alpha is the angle between the 2 line segments at the corner.\nfloat line_join_distance_no_miter(\n  in vec2 p, in vec2 corner, in vec2 unit_normal, in float offset, in int line_join)\n{\n  // Simplified version of line_join_distance ignoring miter which most markers do implicitly\n  // as they are composed of straight line segments.\n  float dist_outside = dot((p - corner), unit_normal) - offset;\n\n  if (line_join == bevel_join && dist_outside > -0.5*u_antialias)\n    return dist_outside + 0.5*v_linewidth;\n  else if (dist_outside > 0.0)  // round_join\n    return distance(p, corner);\n  else\n    // Default is outside of line and should be -0.5*(v_linewidth+u_antialias) or less,\n    // so here avoid the multiplication.\n    return -v_linewidth-u_antialias;\n}\n#endif\n\n#if defined(USE_SQUARE_PIN) || defined(USE_TRIANGLE_PIN)\n// Line join distance including miter but only one-sided check as assuming use of symmetry in\n// calling function.\nfloat line_join_distance_incl_miter(\n  in vec2 p, in vec2 corner, in vec2 unit_normal, in float offset, in int line_join,\n  vec2 miter_unit_normal)\n{\n  float dist_outside = dot((p - corner), unit_normal) - offset;\n\n  if (line_join == miter_join && dist_outside > 0.0)\n    return dot((p - corner), miter_unit_normal);\n  else if (line_join == bevel_join && dist_outside > -0.5*u_antialias)\n    return dist_outside + 0.5*v_linewidth;\n  else if (dist_outside > 0.0)  // round_join\n    return distance(p, corner);\n  else\n    return -v_linewidth-u_antialias;\n}\n#endif\n\n#if defined(APPEND_CROSS) || defined(APPEND_X) || defined(USE_ASTERISK) ||     defined(USE_CROSS) || defined(USE_X)\nfloat one_cross(in vec2 p, in int line_cap, in float len)\n{\n  p = abs(p);\n  p = (p.y > p.x) ? p.yx : p.xy;\n  float dist = p.y;\n  float end_dist = end_cap_distance(p, vec2(len, 0.0), vec2(1.0, 0.0), line_cap);\n  return max(dist, end_dist);\n}\n#endif\n\n#ifdef APPEND_CROSS_2\nfloat one_cross_2(in vec2 p, in int line_cap, in vec2 lengths)\n{\n  // Cross with different length in x and y directions.\n  p = abs(p);\n  bool switch_xy = (p.y > p.x);\n  p = switch_xy ? p.yx : p.xy;\n  float len = switch_xy ? lengths.y : lengths.x;\n  float dist = p.y;\n  float end_dist = end_cap_distance(p, vec2(len, 0.0), vec2(1.0, 0.0), line_cap);\n  return max(dist, end_dist);\n}\n#endif\n\n#if defined(APPEND_Y) || defined(USE_Y)\nfloat one_y(in vec2 p, in int line_cap, in float len)\n{\n  p = vec2(abs(p.x), -p.y);\n\n  // End point of line to right is (1/2, 1/3)*len*SQRT3.\n  // Unit vector along line is (1/2, 1/3)*k where k = 6/SQRT13.\n  const float k = 6.0/sqrt(13.0);\n  vec2 unit_along = vec2(0.5*k, k/3.0);\n  vec2 end_point = vec2(0.5*len*SQRT3, len*SQRT3/3.0);\n  float dist = max(abs(dot(p, vec2(-unit_along.y, unit_along.x))),\n                   end_cap_distance(p, end_point, unit_along, line_cap));\n\n  if (p.y < 0.0) {\n    // Vertical line.\n    float vert_dist = max(p.x,\n                          end_cap_distance(p, vec2(0.0, -len), vec2(0.0, -1.0), line_cap));\n    dist = min(dist, vert_dist);\n  }\n  return dist;\n}\n#endif\n\n// One marker_distance function per marker type.\n// Distance is zero on edge of marker, +ve outside and -ve inside.\n\n#ifdef USE_ASTERISK\nfloat marker_distance(in vec2 p, in int line_cap, in int line_join)\n{\n  // Assuming v_size.x == v.size_y\n  vec2 p_diag = vec2((p.x + p.y)/SQRT2, (p.x - p.y)/SQRT2);\n  float len = 0.5*v_size.x;\n  return min(one_cross(p, line_cap, len),  // cross\n             one_cross(p_diag, line_cap, len));  // x\n}\n#endif\n\n#if defined(USE_CIRCLE) || defined(USE_CIRCLE_CROSS) || defined(USE_CIRCLE_DOT) ||     defined(USE_CIRCLE_X) || defined(USE_CIRCLE_Y)\nfloat marker_distance(in vec2 p, in int line_cap, in int line_join)\n{\n  // Assuming v_size.x == v.size_y\n  return length(p) - 0.5*v_size.x;\n}\n#endif\n\n#ifdef USE_CROSS\nfloat marker_distance(in vec2 p, in int line_cap, in int line_join)\n{\n  // Assuming v_size.x == v.size_y\n  return one_cross(p, line_cap, 0.5*v_size.x);\n}\n#endif\n\n#ifdef USE_DASH\nfloat marker_distance(in vec2 p, in int line_cap, in int line_join)\n{\n  p = abs(p);\n  float dist = p.y;\n  float end_dist = end_cap_distance(p, vec2(0.5*v_size.x, 0.0), vec2(1.0, 0.0), line_cap);\n  return max(dist, end_dist);\n}\n#endif\n\n#if defined(USE_DIAMOND) || defined(USE_DIAMOND_CROSS) || defined(USE_DIAMOND_DOT)\nfloat marker_distance(in vec2 p, in int line_cap, in int line_join)\n{\n  // Assuming v_size.x == v.size_y\n  // Only need to consider +ve quadrant, the 2 end points are (2r/3, 0) and (0, r)\n  // where r = radius = v_size.x/2.\n  // Line has outward-facing unit normal vec2(1, 2/3)/k where k = SQRT13/3\n  // hence vec2(3, 2)/SQRT13, and distance from origin of 2r/(3k) = 2r/SQRT13.\n  p = abs(p);\n  float r = 0.5*v_size.x;\n  const float SQRT13 = sqrt(13.0);\n  float dist = dot(p, vec2(3.0, 2.0))/SQRT13 - 2.0*r/SQRT13;\n\n  if (line_join != miter_join) {\n    dist = max(dist, line_join_distance_no_miter(\n      p, vec2(0.0, r), vec2(0.0, 1.0), v_linewidth/SQRT13, line_join));\n\n    dist = max(dist, line_join_distance_no_miter(\n      p, vec2(r*2.0/3.0, 0.0), vec2(1.0, 0.0), v_linewidth*(1.5/SQRT13), line_join));\n  }\n\n  return dist;\n}\n#endif\n\n#ifdef USE_DOT\nfloat marker_distance(in vec2 p, in int line_cap, in int line_join)\n{\n  // Dot is always appended.\n  return v_linewidth+u_antialias;\n}\n#endif\n\n#if defined(USE_HEX) || defined(USE_HEX_DOT)\nfloat marker_distance(in vec2 p, in int line_cap, in int line_join)\n{\n  // A regular hexagon has v_size.x == v.size_y = r where r is the length of\n  // each of the 3 sides of the 6 equilateral triangles that comprise the hex.\n  // Only consider +ve quadrant, the 3 corners are at (0, h), (rx/2, h), (rx, 0)\n  // where rx = 0.5*v_size.x, ry = 0.5*v_size.y and h = ry*SQRT3/2.\n  // Sloping line has outward normal vec2(h, rx/2).  Length of this is\n  // len = sqrt(h**2 + rx**2/4) to give unit normal (h, rx/2)/len and distance\n  // from origin of this line is rx*h/len.\n  p = abs(p);\n  float rx = v_size.x/2.0;\n  float h = v_size.y*(SQRT3/4.0);\n  float len_normal = sqrt(h*h + 0.25*rx*rx);\n  vec2 unit_normal = vec2(h, 0.5*rx) / len_normal;\n  float dist = max(dot(p, unit_normal) - rx*h/len_normal,  // Distance from sloping line.\n                   p.y - h);  // Distance from horizontal line.\n\n  if (line_join != miter_join) {\n    dist = max(dist, line_join_distance_no_miter(\n      p, vec2(rx, 0.0), vec2(1.0, 0.0), 0.5*v_linewidth*unit_normal.x, line_join));\n\n    unit_normal = normalize(unit_normal + vec2(0.0, 1.0));  // At (rx/2, h) corner.\n    dist = max(dist, line_join_distance_no_miter(\n      p, vec2(0.5*rx, h), unit_normal, 0.5*v_linewidth*unit_normal.y, line_join));\n  }\n  return dist;\n}\n#endif\n\n#ifdef USE_PLUS\nfloat marker_distance(in vec2 p, in int line_cap, in int line_join)\n{\n  // Assuming v_size.x == v.size_y\n  // Only need to consider one octant, the +ve quadrant with x >= y.\n  p = abs(p);\n  p = (p.y > p.x) ? p.yx : p.xy;\n\n  // 3 corners are (r, 0), (r, 3r/8) and (3r/8, 3r/8).\n  float r = 0.5*v_size.x;\n  p = p - vec2(r, 0.375*r);  // Distance with respect to outside corner\n  float dist = max(p.x, p.y);\n\n  if (line_join != miter_join) {\n    // Outside corner\n    dist = max(dist, line_join_distance_no_miter(\n      p, vec2(0.0, 0.0), vec2(1.0/SQRT2, 1.0/SQRT2), v_linewidth/(2.0*SQRT2), line_join));\n\n    // Inside corner\n    dist = min(dist, -line_join_distance_no_miter(\n      p, vec2(-5.0*r/8.0, 0.0), vec2(-1.0/SQRT2, -1.0/SQRT2), v_linewidth/(2.0*SQRT2), line_join));\n  }\n\n  return dist;\n}\n#endif\n\n#if defined(USE_RECT)\n// From https://www.shadertoy.com/view/4llXD7 (MIT licensed)\nfloat rounded_box(in vec2 p, in vec2 size, in vec4 r)\n{\n  float width = size.x;\n  float height = size.y;\n\n  float top_left = r.x;\n  float top_right = r.y;\n  float bottom_right = r.z;\n  float bottom_left = r.w;\n\n  float top = top_left + top_right;\n  float right = top_right + bottom_right;\n  float bottom = bottom_right + bottom_left;\n  float left = top_left + bottom_left;\n\n  float top_scale    = top    == 0.0 ? 1.0 : width  / top;\n  float right_scale  = right  == 0.0 ? 1.0 : height / right;\n  float bottom_scale = bottom == 0.0 ? 1.0 : width  / bottom;\n  float left_scale   = left   == 0.0 ? 1.0 : height / left;\n\n  float scale = min(min(min(top_scale, right_scale), bottom_scale), left_scale);\n  if (scale < 1.0) {\n    r *= scale;\n  }\n\n  // tl r.x x=-1 y=-1\n  // tr r.y x=+1 y=-1\n  // br r.z x=+1 y=+1\n  // bl r.w x=-1 y=+1\n  vec2 rh = p.x > 0.0 ? r.yz : r.xw;\n  float rq = p.y > 0.0 ? rh.y : rh.x;\n\n  // special case for corner miter joins\n  vec2 half_size = size/2.0;\n  if (rq == 0.0) {\n    vec2 q = abs(p) - half_size;\n    return max(q.x, q.y);\n  } else {\n    vec2 q = abs(p) - half_size + rq;\n    return min(max(q.x, q.y), 0.0) + length(max(q, 0.0)) - rq;\n  }\n}\n\nfloat marker_distance(in vec2 p, in int line_cap, in int line_join)\n{\n  float dist = rounded_box(p, v_size, v_border_radius);\n\n  if (line_join != miter_join) {\n    vec2 p2 = abs(p) - v_size/2.0; // Offset from corner\n    dist = max(dist, line_join_distance_no_miter(\n      p2, vec2(0.0, 0.0), vec2(1.0/SQRT2, 1.0/SQRT2), v_linewidth/(2.0*SQRT2), line_join));\n  }\n\n  return dist;\n}\n#endif\n\n#if defined(USE_SQUARE) || defined(USE_SQUARE_CROSS) || defined(USE_SQUARE_DOT) || defined(USE_SQUARE_X)\nfloat marker_distance(in vec2 p, in int line_cap, in int line_join)\n{\n  vec2 p2 = abs(p) - v_size/2.0;  // Offset from corner\n  float dist = max(p2.x, p2.y);\n\n  if (line_join != miter_join) {\n    dist = max(dist, line_join_distance_no_miter(\n      p2, vec2(0.0, 0.0), vec2(1.0/SQRT2, 1.0/SQRT2), v_linewidth/(2.0*SQRT2), line_join));\n  }\n\n  return dist;\n}\n#endif\n\n#ifdef USE_SQUARE_PIN\nfloat marker_distance(in vec2 p, in int line_cap, in int line_join)\n{\n  // Assuming v_size.x == v.size_y\n  p = abs(p);\n  p = (p.y > p.x) ? p.yx : p.xy;\n  // p is in octant between y=0 and y=x.\n  // Quadratic bezier curve passes through (r, r), (11r/16, 0) and (r, -r).\n  // Circular arc that passes through the same points has center at\n  // x = r + 231r/160 = 2.44275r and y = 0 and hence radius is\n  // x - 11r/16 = 1.75626 precisely.\n  float r = 0.5*v_size.x;\n  float center_x = r*2.44375;\n  float radius = r*1.75626;\n  float dist = radius - distance(p, vec2(center_x, 0.0));\n\n  // Magic number is 0.5*sin(atan(8/5) - pi/4)\n  dist = max(dist, line_join_distance_incl_miter(\n    p, vec2(r, r), vec2(1.0/SQRT2, 1.0/SQRT2), v_linewidth*0.1124297533493792, line_join,\n    vec2(8.0/sqrt(89.0), -5.0/sqrt(89.0))));\n\n  return dist;\n}\n#endif\n\n#if defined(USE_STAR) || defined(USE_STAR_DOT)\nfloat marker_distance(in vec2 p, in int line_cap, in int line_join)\n{\n  // Assuming v_size.x == v.size_y\n  const float SQRT5 = sqrt(5.0);\n  const float COS72 = 0.25*(SQRT5 - 1.0);\n  const float SIN72 = sqrt((5.0+SQRT5) / 8.0);\n\n  float angle = atan(p.x, p.y);  // In range -pi to +pi clockwise from +y direction.\n  angle = mod(angle, 0.4*PI) - 0.2*PI;  // In range -pi/5 to +pi/5 clockwise from +y direction.\n  p = length(p)*vec2(cos(angle), abs(sin(angle)));  // (x,y) in pi/10 (36 degree) sector.\n\n  // 2 corners are at (r, 0) and (r-a*SIN72, a*COS72) where a = r sqrt(5-2*sqrt(5)).\n  // Line has outward-facing unit normal vec2(COS72, SIN72) and distance from\n  // origin of dot(vec2(r, 0), vec2(COS72, SIN72)) = r*COS72\n  float r = 0.5*v_size.x;\n  float a = r*sqrt(5.0 - 2.0*SQRT5);\n  float dist = dot(p, vec2(COS72, SIN72)) - r*COS72;\n\n  if (line_join != miter_join) {\n    // Outside corner\n    dist = max(dist, line_join_distance_no_miter(\n      p, vec2(r, 0.0), vec2(1.0, 0.0), v_linewidth*(0.5*COS72), line_join));\n\n    // Inside corner\n    const float COS36 = sqrt(0.5 + COS72/2.0);\n    const float SIN36 = sqrt(0.5 - COS72/2.0);\n    dist = min(dist, -line_join_distance_no_miter(\n      p, vec2(r-a*SIN72, a*COS72), vec2(-COS36, -SIN36), v_linewidth*(0.5*COS36), line_join));\n  }\n\n  return dist;\n}\n#endif\n\n#if defined(USE_TRIANGLE) || defined(USE_TRIANGLE_DOT) || defined(USE_INVERTED_TRIANGLE)\nfloat marker_distance(in vec2 p, in int line_cap, in int line_join)\n{\n  // Assuming v_size.x == v.size_y\n  // For normal triangle 3 corners are at (-r, a), (r, a), (0, a-h)=(0, -2h/3)\n  // given r = radius = v_size.x/2, h = SQRT3*r, a = h/3.\n  // Sloping line has outward-facing unit normal vec2(h, -r)/2r = vec2(SQRT3, -1)/2\n  // and distance from origin of a.  Horizontal line has outward-facing unit normal\n  // vec2(0, 1) and distance from origin of a.\n  float r = 0.5*v_size.x;\n  float a = r*SQRT3/3.0;\n\n  // Only need to consider +ve x.\n#ifdef USE_INVERTED_TRIANGLE\n  p = vec2(abs(p.x), -p.y);\n#else\n  p = vec2(abs(p.x), p.y);\n#endif\n\n  float dist = max(0.5*dot(p, vec2(SQRT3, -1.0)) - a,  // Distance from sloping line.\n                   p.y - a);  // Distance from horizontal line.\n\n  if (line_join != miter_join) {\n    dist = max(dist, line_join_distance_no_miter(\n      p, vec2(0.0, -(2.0/SQRT3)*r), vec2(0.0, -1.0), v_linewidth*0.25, line_join));\n\n    dist = max(dist, line_join_distance_no_miter(\n      p, vec2(r, a), vec2(SQRT3/2.0, 0.5), v_linewidth*0.25, line_join));\n  }\n\n  return dist;\n}\n#endif\n\n#ifdef USE_TRIANGLE_PIN\nfloat marker_distance(in vec2 p, in int line_cap, in int line_join)\n{\n  // Assuming v_size.x == v.size_y\n  float angle = atan(p.x, -p.y);  // In range -pi to +pi.\n  angle = mod(angle, PI*2.0/3.0) - PI/3.0;  // In range -pi/3 to pi/3.\n  p = length(p)*vec2(cos(angle), abs(sin(angle)));  // (x,y) in range 0 to pi/3.\n  // Quadratic bezier curve passes through (a, r), ((a+b)/2, 0) and (a, -r) where\n  // a = r/SQRT3, b = 3a/8 = r SQRT3/8.  Circular arc that passes through the same points has\n  // center at (a+x, 0) and radius x+c where c = (a-b)/2 and x = (r**2 - c**2) / (2c).\n  // Ignore r factor until the end so can use const.\n  const float a = 1.0/SQRT3;\n  const float b = SQRT3/8.0;\n  const float c = (a-b)/2.0;\n  const float x = (1.0 - c*c) / (2.0*c);\n  const float center_x = x + a;\n  const float radius = x + c;\n  float r = 0.5*v_size.x;\n  float dist = r*radius - distance(p, vec2(r*center_x, 0.0));\n\n  // Magic number is 0.5*sin(atan(8*sqrt(3)/5) - pi/3)\n  dist = max(dist, line_join_distance_incl_miter(\n    p, vec2(a*r, r), vec2(0.5, 0.5*SQRT3), v_linewidth*0.0881844526878324, line_join,\n    vec2(8.0*SQRT3, -5.0)/sqrt(217.0)));\n\n  return dist;\n}\n#endif\n\n#ifdef USE_X\nfloat marker_distance(in vec2 p, in int line_cap, in int line_join)\n{\n  // Assuming v_size.x == v.size_y\n  p = vec2((p.x + p.y)/SQRT2, (p.x - p.y)/SQRT2);\n  return one_cross(p, line_cap, 0.5*v_size.x);\n}\n#endif\n\n#ifdef USE_Y\nfloat marker_distance(in vec2 p, in int line_cap, in int line_join)\n{\n  // Assuming v_size.x == v.size_y\n  return one_y(p, line_cap, 0.5*v_size.x);\n}\n#endif\n\n// Convert distance from edge of marker to fraction in range 0 to 1, depending\n// on antialiasing width.\nfloat distance_to_fraction(in float dist)\n{\n  return 1.0 - smoothstep(-0.5*u_antialias, 0.5*u_antialias, dist);\n}\n\n// Return fraction from 0 (no fill color) to 1 (full fill color).\nfloat fill_fraction(in float dist)\n{\n  return distance_to_fraction(dist);\n}\n\n// Return fraction in range 0 (no line color) to 1 (full line color).\nfloat line_fraction(in float dist)\n{\n  return distance_to_fraction(abs(dist) - 0.5*v_linewidth);\n}\n\n// Return fraction (in range 0 to 1) of a color, with premultiplied alpha.\nvec4 fractional_color(in vec4 color, in float fraction)\n{\n  color.a *= fraction;\n  color.rgb *= color.a;\n  return color;\n}\n\n// Blend colors that have premultiplied alpha.\nvec4 blend_colors(in vec4 src, in vec4 dest)\n{\n  return (1.0 - src.a)*dest + src;\n}\n\n#ifdef APPEND_DOT\nfloat dot_fraction(in vec2 p)\n{\n  // Assuming v_size.x == v_size.y\n  float radius = 0.125*v_size.x;\n  float dot_distance = max(length(p) - radius, -0.5*u_antialias);\n  return fill_fraction(dot_distance);\n}\n#endif\n\n#ifdef HATCH\n// Wrap coordinate(s) by removing integer part to give distance from center of\n// repeat, in the range -0.5 to +0.5.\nfloat wrap(in float x)\n{\n  return fract(x) - 0.5;\n}\n\nvec2 wrap(in vec2 xy)\n{\n  return fract(xy) - 0.5;\n}\n\n// Return fraction from 0 (no hatch color) to 1 (full hatch color).\nfloat hatch_fraction(in vec2 coords, in int hatch_pattern)\n{\n  float scale = v_hatch_scale; // Hatch repeat distance.\n\n  // Coordinates and linewidth/halfwidth are scaled to hatch repeat distance.\n  coords = coords / scale;\n  float halfwidth = 0.5*v_hatch_weight / scale; // Half the hatch linewidth.\n\n  // Default is to return fraction of zero, i.e. no pattern.\n  float dist = u_antialias;\n\n  if (hatch_pattern == hatch_dot) {\n    const float dot_radius = 0.25;\n    dist = length(wrap(coords)) - dot_radius;\n  }\n  else if (hatch_pattern == hatch_ring) {\n    const float ring_radius = 0.25;\n    dist = abs(length(wrap(coords)) - ring_radius) - halfwidth;\n  }\n  else if (hatch_pattern == hatch_horizontal_line) {\n    dist = abs(wrap(coords.y)) - halfwidth;\n  }\n  else if (hatch_pattern == hatch_vertical_line) {\n    dist = abs(wrap(coords.x)) - halfwidth;\n  }\n  else if (hatch_pattern == hatch_cross) {\n    dist = min(abs(wrap(coords.x)), abs(wrap(coords.y))) - halfwidth;\n  }\n  else if (hatch_pattern == hatch_horizontal_dash) {\n    // Dashes have square caps.\n    const float halflength = 0.25;\n    dist = max(abs(wrap(coords.y)),\n               abs(wrap(coords.x) + 0.25) - halflength) - halfwidth;\n  }\n  else if (hatch_pattern == hatch_vertical_dash) {\n    const float halflength = 0.25;\n    dist = max(abs(wrap(coords.x)),\n               abs(wrap(coords.y) + 0.25) - halflength) - halfwidth;\n  }\n  else if (hatch_pattern == hatch_spiral) {\n    vec2 wrap2 = wrap(coords);\n    float angle = wrap(atan(wrap2.y, wrap2.x) / (2.0*PI));\n    // Canvas spiral radius increases by scale*pi/15 each rotation.\n    const float dr = PI/15.0;\n    float radius = length(wrap2);\n    // At any angle, spiral lines are equally spaced dr apart.\n    // Find distance to nearest of these lines.\n    float frac = fract((radius - dr*angle) / dr); // 0 to 1.\n    dist = dr*(abs(frac - 0.5));\n    dist = min(dist, radius) - halfwidth; // Consider center point also.\n  }\n  else if (hatch_pattern == hatch_right_diagonal_line) {\n    dist = abs(wrap(2.0*coords.x + coords.y))/sqrt(5.0) - halfwidth;\n  }\n  else if (hatch_pattern == hatch_left_diagonal_line) {\n    dist = abs(wrap(2.0*coords.x - coords.y))/sqrt(5.0) - halfwidth;\n  }\n  else if (hatch_pattern == hatch_diagonal_cross) {\n    coords = vec2(coords.x + coords.y + 0.5, coords.x - coords.y + 0.5);\n    dist = min(abs(wrap(coords.x)), abs(wrap(coords.y))) / SQRT2 - halfwidth;\n  }\n  else if (hatch_pattern == hatch_right_diagonal_dash) {\n    float across = coords.x + coords.y + 0.5;\n    dist = abs(wrap(across)) / SQRT2; // Distance to nearest solid line.\n\n    across = floor(across); // Offset for dash.\n    float along = wrap(0.5*(coords.x - coords.y + across));\n    const float halflength = 0.25;\n    along = abs(along) - halflength; // Distance along line.\n\n    dist = max(dist, along) - halfwidth;\n  }\n  else if (hatch_pattern == hatch_left_diagonal_dash) {\n    float across = coords.x - coords.y + 0.5;\n    dist = abs(wrap(across)) / SQRT2; // Distance to nearest solid line.\n\n    across = floor(across); // Offset for dash.\n    float along = wrap(0.5*(coords.x + coords.y + across));\n    const float halflength = 0.25;\n    along = abs(along) - halflength; // Distance along line.\n\n    dist = max(dist, along) - halfwidth;\n  }\n  else if (hatch_pattern == hatch_horizontal_wave) {\n    float wrapx = wrap(coords.x);\n    float wrapy = wrap(coords.y - 0.25 + abs(wrapx));\n    dist = abs(wrapy) / SQRT2 - halfwidth;\n  }\n  else if (hatch_pattern == hatch_vertical_wave) {\n    float wrapy = wrap(coords.y);\n    float wrapx = wrap(coords.x - 0.25 + abs(wrapy));\n    dist = abs(wrapx) / SQRT2 - halfwidth;\n  }\n  else if (hatch_pattern == hatch_criss_cross) {\n    float plus = min(abs(wrap(coords.x)), abs(wrap(coords.y)));\n\n    coords = vec2(coords.x + coords.y + 0.5, coords.x - coords.y + 0.5);\n    float X = min(abs(wrap(coords.x)), abs(wrap(coords.y))) / SQRT2;\n\n    dist = min(plus, X) - halfwidth;\n  }\n\n  return distance_to_fraction(dist*scale);\n}\n#endif\n\nvoid main()\n{\n  int line_cap = int(v_line_cap + 0.5);\n  int line_join = int(v_line_join + 0.5);\n#ifdef HATCH\n  int hatch_pattern = int(v_hatch_pattern + 0.5);\n#endif\n\n  float dist = marker_distance(v_coords, line_cap, line_join);\n\n#ifdef LINE_ONLY\n  vec4 color = vec4(0.0, 0.0, 0.0, 0.0);\n#else\n  float fill_frac = fill_fraction(dist);\n  vec4 color = fractional_color(v_fill_color, fill_frac);\n#endif\n\n#if defined(HATCH) && !defined(LINE_ONLY)\n  if (hatch_pattern > 0 && fill_frac > 0.0) {\n    float hatch_frac = hatch_fraction(v_hatch_coords, hatch_pattern);\n    vec4 hatch_color = fractional_color(v_hatch_color, hatch_frac*fill_frac);\n    color = blend_colors(hatch_color, color);\n  }\n#endif\n\n  float line_frac = line_fraction(dist);\n\n#ifdef APPEND_DOT\n  line_frac = max(line_frac, dot_fraction(v_coords));\n#endif\n#ifdef APPEND_CROSS\n  line_frac = max(line_frac, line_fraction(one_cross(v_coords, line_cap, 0.5*v_size.x)));\n#endif\n#ifdef APPEND_CROSS_2\n  vec2 lengths = vec2(v_size.x/3.0, v_size.x/2.0);\n  line_frac = max(line_frac, line_fraction(one_cross_2(v_coords, line_cap, lengths)));\n#endif\n#ifdef APPEND_X\n  vec2 p = vec2((v_coords.x + v_coords.y)/SQRT2, (v_coords.x - v_coords.y)/SQRT2);\n  line_frac = max(line_frac, line_fraction(one_cross(p, line_cap, APPEND_X_LEN)));\n#endif\n#ifdef APPEND_Y\n  line_frac = max(line_frac, line_fraction(one_y(v_coords, line_cap, 0.5*v_size.x)));\n#endif\n\n  if (line_frac > 0.0) {\n    vec4 line_color = fractional_color(v_line_color, line_frac);\n    color = blend_colors(line_color, color);\n  }\n\n  gl_FragColor = color;\n}\n"},
513: function _(s,i,t,_,e){_();const h=s(514),a=s(515),l=s(516),n=s(21),o=s(76);class r extends h.BaseGLGlyph{constructor(s,i){super(s,i),this.glyph=i,this._antialias=1.5,this._miter_limit=10}_draw_impl(s,i,t){this.visuals_changed&&(this._set_visuals(),this.visuals_changed=!1),t.data_changed&&(t._set_data(),t.data_changed=!1);const _=this._get_visuals().line,e=l.cap_lookup[_.line_cap.value],h=l.join_lookup[_.line_join.value],a=t._points,n=a.length/2-3,o=this._get_show_buffer(s,t),r={scissor:this.regl_wrapper.scissor,viewport:this.regl_wrapper.viewport,canvas_size:[i.width,i.height],pixel_ratio:i.pixel_ratio,line_color:this._color,linewidth:this._linewidth,antialias:this._antialias,miter_limit:this._miter_limit,points:a,show:o,nsegments:n,line_join:h,line_cap:e};if(this._is_dashed()){const s=Object.assign(Object.assign({},r),{length_so_far:this._length_so_far,dash_tex:this._dash_tex,dash_tex_info:this._dash_tex_info,dash_scale:this._dash_scale,dash_offset:this._dash_offset});this.regl_wrapper.dashed_line()(s)}else this.regl_wrapper.solid_line()(r)}_is_dashed(){return null!=this._line_dash&&this._line_dash.length>0}_set_data(){const s=this._set_data_points(),i=s.length/2-2;null==this._show&&(this._show=new a.Uint8Buffer(this.regl_wrapper));const t=this._show.get_sized_array(i+1);let _=isFinite(s[2])&&isFinite(s[3]);for(let e=1;e<i;e++){const i=isFinite(s[2*e+2])&&isFinite(s[2*e+3]);t[e]=_&&i?1:0,_=i}if(this._is_closed?(t[0]=t[i-1],t[i]=t[1]):(t[0]=0,t[i]=0),this._show.update(),this._is_dashed()){const _=i-1;null==this._length_so_far&&(this._length_so_far=new a.Float32Buffer(this.regl_wrapper));const e=this._length_so_far.get_sized_array(_);let h=0;for(let i=0;i<_;i++)e[i]=h,1==t[i+1]&&(h+=Math.sqrt((s[2*i+4]-s[2*i+2])**2+(s[2*i+5]-s[2*i+3])**2));this._length_so_far.update()}}_set_visuals(){const s=this._get_visuals().line,i=(0,n.color2rgba)(s.line_color.value,s.line_alpha.value);this._color=i.map((s=>s/255)),this._linewidth=s.line_width.value,this._linewidth<1&&(this._color[3]*=this._linewidth,this._linewidth=1),this._line_dash=(0,o.resolve_line_dash)(s.line_dash.value),this._is_dashed()&&([this._dash_tex_info,this._dash_tex,this._dash_scale]=this.regl_wrapper.get_dash(this._line_dash),this._dash_offset=s.line_dash_offset.value)}}t.BaseLineGL=r,r.__name__="BaseLineGL"},
514: function _(e,t,s,i,h){i();class a{constructor(e,t){this.nvertices=0,this.size_changed=!1,this.data_changed=!1,this.visuals_changed=!1,this.glyph=t,this.regl_wrapper=e}set_data_changed(){const{data_size:e}=this.glyph;e!=this.nvertices&&(this.nvertices=e,this.size_changed=!0),this.data_changed=!0}set_visuals_changed(){this.visuals_changed=!0}render(e,t,s){if(0==t.length)return!0;const{width:i,height:h}=this.glyph.renderer.plot_view.canvas_view.webgl.canvas,a={pixel_ratio:this.glyph.renderer.plot_view.canvas_view.pixel_ratio,width:i,height:h};return this.draw(t,s,a),!0}}s.BaseGLGlyph=a,a.__name__="BaseGLGlyph"},
515: function _(r,t,a,e,s){e();const i=r(516),_=r(21);class n{constructor(r){this.regl_wrapper=r,this.is_scalar=!0}get_sized_array(r){return null!=this.array&&this.array.length==r||(this.array=this.new_array(r)),this.array}is_normalized(){return!1}get length(){return null!=this.array?this.array.length:0}set_from_array(r){const t=r.length,a=this.get_sized_array(t);for(let e=0;e<t;e++)a[e]=r[e];this.update()}set_from_prop(r,t=4){const a=r.is_Scalar()?t:r.length,e=this.get_sized_array(a);for(let t=0;t<a;t++)e[t]=r.get(t);this.update(r.is_Scalar())}set_from_scalar(r,t=4){this.get_sized_array(t).fill(r),this.update(!0)}to_attribute_config(r=0){return{buffer:this.buffer,divisor:this.is_scalar?0:1,normalized:this.is_normalized(),offset:r}}update(r=!1){null==this.buffer?this.buffer=this.regl_wrapper.buffer({usage:"dynamic",data:this.array}):this.buffer({data:this.array}),this.is_scalar=r}}n.__name__="WrappedBuffer";class l extends n{new_array(r){return new Float32Array(r)}}a.Float32Buffer=l,l.__name__="Float32Buffer";class o extends n{new_array(r){return new Uint8Array(r)}set_from_color(r,t,a=4){const e=r.is_Scalar()&&t.is_Scalar(),s=e?a:r.length,i=this.get_sized_array(4*s);for(let a=0;a<s;a++){const[e,s,n,l]=(0,_.color2rgba)(r.get(a),t.get(a));i[4*a]=e,i[4*a+1]=s,i[4*a+2]=n,i[4*a+3]=l}this.update(e)}set_from_hatch_pattern(r,t=4){const a=r.is_Scalar()?t:r.length,e=this.get_sized_array(a);for(let t=0;t<a;t++)e[t]=(0,i.hatch_pattern_to_index)(r.get(t));this.update(r.is_Scalar())}set_from_line_cap(r,t=4){const a=r.is_Scalar()?t:r.length,e=this.get_sized_array(a);for(let t=0;t<a;t++)e[t]=i.cap_lookup[r.get(t)];this.update(r.is_Scalar())}set_from_line_join(r,t=4){const a=r.is_Scalar()?t:r.length,e=this.get_sized_array(a);for(let t=0;t<a;t++)e[t]=i.join_lookup[r.get(t)];this.update(r.is_Scalar())}}a.Uint8Buffer=o,o.__name__="Uint8Buffer";class h extends o{is_normalized(){return!0}}a.NormalizedUint8Buffer=h,h.__name__="NormalizedUint8Buffer"},
516: function _(a,e,r,n,t){n();const i=a(82);r.cap_lookup={butt:0,round:1,square:2},r.join_lookup={miter:0,round:1,bevel:2};const o={blank:0,dot:1,ring:2,horizontal_line:3,vertical_line:4,cross:5,horizontal_dash:6,vertical_dash:7,spiral:8,right_diagonal_line:9,left_diagonal_line:10,diagonal_cross:11,right_diagonal_dash:12,left_diagonal_dash:13,horizontal_wave:14,vertical_wave:15,criss_cross:16};r.hatch_pattern_to_index=function(a){var e,r;return null!==(r=o[null!==(e=i.hatch_aliases[a])&&void 0!==e?e:a])&&void 0!==r?r:0},r.marker_type_to_size_hint=function(a){switch(a){case"dash":return 1;case"dot":return 2;case"diamond":case"diamond_cross":case"diamond_dot":return 3;case"hex":return 4;case"square_pin":return 5;case"inverted_triangle":case"triangle":case"triangle_dot":return 6;case"triangle_pin":return 7;case"star":case"star_dot":return 8;default:return 0}}},
517: function _(t,_,i,e,h){e();const s=t(514),r=t(515),a=t(516);class l extends s.BaseGLGlyph{constructor(t,_){super(t,_),this._border_radius=[0,0,0,0],this.glyph=_,this._antialias=1.5,this._show_all=!1}_draw_one_marker_type(t,_,i){const e={scissor:this.regl_wrapper.scissor,viewport:this.regl_wrapper.viewport,canvas_size:[_.width,_.height],pixel_ratio:_.pixel_ratio,center:i._centers,width:i._widths,height:i._heights,angle:i._angles,border_radius:i._border_radius,size_hint:(0,a.marker_type_to_size_hint)(t),nmarkers:i.nvertices,antialias:this._antialias,linewidth:this._linewidths,line_color:this._line_rgba,fill_color:this._fill_rgba,line_cap:this._line_caps,line_join:this._line_joins,show:this._show};if(this._have_hatch){const _=Object.assign(Object.assign({},e),{hatch_pattern:this._hatch_patterns,hatch_scale:this._hatch_scales,hatch_weight:this._hatch_weights,hatch_color:this._hatch_rgba});this.regl_wrapper.marker_hatch(t)(_)}else this.regl_wrapper.marker_no_hatch(t)(e)}_set_visuals(){const t=this._get_visuals(),_=t.fill,i=t.line;if(null==this._linewidths&&(this._linewidths=new r.Float32Buffer(this.regl_wrapper),this._line_caps=new r.Uint8Buffer(this.regl_wrapper),this._line_joins=new r.Uint8Buffer(this.regl_wrapper),this._line_rgba=new r.NormalizedUint8Buffer(this.regl_wrapper),this._fill_rgba=new r.NormalizedUint8Buffer(this.regl_wrapper)),this._linewidths.set_from_prop(i.line_width),this._line_caps.set_from_line_cap(i.line_cap),this._line_joins.set_from_line_join(i.line_join),this._line_rgba.set_from_color(i.line_color,i.line_alpha),this._fill_rgba.set_from_color(_.fill_color,_.fill_alpha),this._have_hatch=t.hatch.doit,this._have_hatch){const _=t.hatch;null==this._hatch_patterns&&(this._hatch_patterns=new r.Uint8Buffer(this.regl_wrapper),this._hatch_scales=new r.Float32Buffer(this.regl_wrapper),this._hatch_weights=new r.Float32Buffer(this.regl_wrapper),this._hatch_rgba=new r.NormalizedUint8Buffer(this.regl_wrapper)),this._hatch_patterns.set_from_hatch_pattern(_.hatch_pattern),this._hatch_scales.set_from_prop(_.hatch_scale),this._hatch_weights.set_from_prop(_.hatch_weight),this._hatch_rgba.set_from_color(_.hatch_color,_.hatch_alpha)}}}i.BaseMarkerGL=l,l.__name__="BaseMarkerGL",l.missing_point=-1e4},
518: function _(s,t,i,e,r){e();const h=s(515),_=s(519);class l extends _.SingleMarkerGL{constructor(s,t){super(s,t),this.glyph=t}draw(s,t,i){this._draw_impl(s,i,t.glglyph,"circle")}_get_visuals(){return this.glyph.visuals}_set_data(){const s=this.nvertices;null==this._centers&&(this._centers=new h.Float32Buffer(this.regl_wrapper),this._widths=new h.Float32Buffer(this.regl_wrapper),this._heights=this._widths,this._angles=new h.Float32Buffer(this.regl_wrapper));const t=this._centers.get_sized_array(2*s),i=this._widths.get_sized_array(s);for(let e=0;e<s;e++)isFinite(this.glyph.sx[e])&&isFinite(this.glyph.sy[e])?(t[2*e]=this.glyph.sx[e],t[2*e+1]=this.glyph.sy[e]):(t[2*e]=_.SingleMarkerGL.missing_point,t[2*e+1]=_.SingleMarkerGL.missing_point),i[e]=2*this.glyph.sradius[e];this._centers.update(),this._widths.update(),this._angles.set_from_prop(this.glyph.angle)}}i.CircleGL=l,l.__name__="CircleGL"},
519: function _(s,t,e,_,h){_();const a=s(517),i=s(515);class l extends a.BaseMarkerGL{constructor(s,t){super(s,t),this.glyph=t}_draw_impl(s,t,e,_){e.data_changed&&(e._set_data(),e.data_changed=!1),this.visuals_changed&&(this._set_visuals(),this.visuals_changed=!1);const h=e.nvertices;null==this._show&&(this._show=new i.Uint8Buffer(this.regl_wrapper));const a=this._show.length,l=this._show.get_sized_array(h);if(s.length<h){this._show_all=!1;for(let s=0;s<h;s++)l[s]=0;for(let t=0;t<s.length;t++)l[s[t]]=255}else if(!this._show_all||a!=h){this._show_all=!0;for(let s=0;s<h;s++)l[s]=255}this._show.update(),this._draw_one_marker_type(_,t,e)}}e.SingleMarkerGL=l,l.__name__="SingleMarkerGL"},
520: function _(s,t,e,i,h){i();const r=s(515),_=s(519);class l extends _.SingleMarkerGL{constructor(s,t){super(s,t),this.glyph=t}draw(s,t,e){this._draw_impl(s,e,t.glglyph,"hex")}_get_visuals(){return this.glyph.visuals}_set_data(){const s=this.nvertices;null==this._centers&&(this._centers=new r.Float32Buffer(this.regl_wrapper),this._widths=new r.Float32Buffer(this.regl_wrapper),this._heights=new r.Float32Buffer(this.regl_wrapper),this._angles=new r.Float32Buffer(this.regl_wrapper));const t=this._centers.get_sized_array(2*s);for(let e=0;e<s;e++)isFinite(this.glyph.sx[e])&&isFinite(this.glyph.sy[e])?(t[2*e]=this.glyph.sx[e],t[2*e+1]=this.glyph.sy[e]):(t[2*e]=_.SingleMarkerGL.missing_point,t[2*e+1]=_.SingleMarkerGL.missing_point);this._centers.update(),"pointytop"==this.glyph.model.orientation?(this._angles.set_from_scalar(.5*Math.PI),this._widths.set_from_scalar(2*this.glyph.svy[0]),this._heights.set_from_scalar(4*this.glyph.svx[4]/Math.sqrt(3))):(this._angles.set_from_scalar(0),this._widths.set_from_scalar(2*this.glyph.svx[0]),this._heights.set_from_scalar(4*this.glyph.svy[4]/Math.sqrt(3)))}}e.HexTileGL=l,l.__name__="HexTileGL"},
521: function _(t,s,e,i,h){i();const n=t(513),_=t(515);class l extends n.BaseLineGL{constructor(t,s){super(t,s),this.glyph=s}draw(t,s,e){this._draw_impl(t,e,s.glglyph)}_get_show_buffer(t,s){const e=s._show;let i=e;if(t.length!=e.length-1){const s=this.glyph.parent.nonselection_glyph==this.glyph,h=e.length,n=e.get_sized_array(h);null==this._show&&(this._show=new _.Uint8Buffer(this.regl_wrapper));const l=this._show.get_sized_array(h);l.fill(0);let o=t[0];s&&o>0&&(l[o]=n[o]);for(let e=1;e<t.length;e++){const i=t[e];i==o+1?l[i]=n[i]:s&&(l[o+1]=n[o+1],l[i]=n[i]),o=i}s&&o!=h-2&&(l[o+1]=n[o+1]),this._show.update(),i=this._show}return i}_get_visuals(){return this.glyph.visuals}_set_data_points(){const t=this.glyph.sx,s=this.glyph.sy,e=t.length;this._is_closed=e>2&&t[0]==t[e-1]&&s[0]==s[e-1]&&isFinite(t[0])&&isFinite(s[0]),null==this._points&&(this._points=new _.Float32Buffer(this.regl_wrapper));const i=this._points.get_sized_array(2*(e+2));for(let h=1;h<e+1;h++)i[2*h]=t[h-1],i[2*h+1]=s[h-1];return this._is_closed?(i[0]=i[2*e-2],i[1]=i[2*e-1],i[2*e+2]=i[4],i[2*e+3]=i[5]):(i[0]=0,i[1]=0,i[2*e+2]=0,i[2*e+3]=0),this._points.update(),i}}e.LineGL=l,l.__name__="LineGL"},
522: function _(t,s,i,e,r){e();const h=t(515),_=t(519);class a extends _.SingleMarkerGL{constructor(t,s){super(t,s),this.glyph=s}draw(t,s,i){this._draw_impl(t,i,s.glglyph,"rect")}_get_visuals(){return this.glyph.visuals}_set_data(){const t=this.nvertices;null==this._centers&&(this._centers=new h.Float32Buffer(this.regl_wrapper),this._widths=new h.Float32Buffer(this.regl_wrapper),this._heights=new h.Float32Buffer(this.regl_wrapper),this._angles=new h.Float32Buffer(this.regl_wrapper),this._angles.set_from_scalar(0));const s=this._centers.get_sized_array(2*t),i=this._heights.get_sized_array(t),e=this._widths.get_sized_array(t);for(let r=0;r<t;r++){const t=this.glyph.sleft[r],h=this.glyph.sright[r],a=this.glyph.stop[r],n=this.glyph.sbottom[r];isFinite(t)&&isFinite(h)&&isFinite(a)&&isFinite(n)?(s[2*r]=(t+h)/2,s[2*r+1]=(a+n)/2,i[r]=Math.abs(a-n),e[r]=Math.abs(h-t)):(s[2*r]=_.SingleMarkerGL.missing_point,s[2*r+1]=_.SingleMarkerGL.missing_point,i[r]=_.SingleMarkerGL.missing_point,e[r]=_.SingleMarkerGL.missing_point)}this._centers.update(),this._heights.update(),this._widths.update();const{top_left:r,top_right:a,bottom_right:n,bottom_left:l}=this.glyph.border_radius;this._border_radius=[r,a,n,l]}}i.LRTBGL=a,a.__name__="LRTBGL"},
523: function _(s,t,e,i,_){i();const h=s(517),r=s(515);class a extends h.BaseMarkerGL{constructor(s,t){super(s,t),this.glyph=t}draw(s,t,e){const i=t.glglyph;i.data_changed&&(i._set_data(),i.data_changed=!1),this.visuals_changed&&(this._set_visuals(),this.visuals_changed=!1);const _=i.nvertices;null==this._show&&(this._show=new r.Uint8Buffer(this.regl_wrapper));const h=i._unique_marker_types.length;for(const t of i._unique_marker_types){if(null==t)continue;let r=_;const a=this._show.length,n=this._show.get_sized_array(_);if(h>1||s.length<_){this._show_all=!1,n.fill(0),r=0;for(const e of s)1!=h&&i._marker_types.get(e)!=t||(n[e]=255,r++)}else this._show_all&&a==_||(this._show_all=!0,n.fill(255));this._show.update(),0!=r&&this._draw_one_marker_type(t,e,i)}}_get_visuals(){return this.glyph.visuals}_set_data(){const s=this.nvertices;null==this._centers&&(this._centers=new r.Float32Buffer(this.regl_wrapper),this._widths=new r.Float32Buffer(this.regl_wrapper),this._heights=this._widths,this._angles=new r.Float32Buffer(this.regl_wrapper));const t=this._centers.get_sized_array(2*s);for(let e=0;e<s;e++)isFinite(this.glyph.sx[e])&&isFinite(this.glyph.sy[e])?(t[2*e]=this.glyph.sx[e],t[2*e+1]=this.glyph.sy[e]):(t[2*e]=h.BaseMarkerGL.missing_point,t[2*e+1]=h.BaseMarkerGL.missing_point);this._centers.update(),this._widths.set_from_prop(this.glyph.size),this._angles.set_from_prop(this.glyph.angle),this._marker_types=this.glyph.marker,this._unique_marker_types=[...new Set(this._marker_types)]}}e.MultiMarkerGL=a,a.__name__="MultiMarkerGL"},
524: function _(t,s,e,i,r){i();const h=t(515),_=t(519);class l extends _.SingleMarkerGL{constructor(t,s){super(t,s),this.glyph=s}draw(t,s,e){this._draw_impl(t,e,s.glglyph,"rect")}_get_visuals(){return this.glyph.visuals}_set_data(){const t=this.nvertices;null==this._centers&&(this._centers=new h.Float32Buffer(this.regl_wrapper),this._widths=new h.Float32Buffer(this.regl_wrapper),this._heights=new h.Float32Buffer(this.regl_wrapper),this._angles=new h.Float32Buffer(this.regl_wrapper));const s=this._centers.get_sized_array(2*t);for(let e=0;e<t;e++)isFinite(this.glyph.sx[e])&&isFinite(this.glyph.sy[e])?(s[2*e]=this.glyph.sx[e],s[2*e+1]=this.glyph.sy[e]):(s[2*e]=_.SingleMarkerGL.missing_point,s[2*e+1]=_.SingleMarkerGL.missing_point);this._centers.update(),this._widths.set_from_array(this.glyph.sw),this._heights.set_from_array(this.glyph.sh),this._angles.set_from_prop(this.glyph.angle);const{top_left:e,top_right:i,bottom_right:r,bottom_left:l}=this.glyph.border_radius;this._border_radius=[e,i,r,l]}}e.RectGL=l,l.__name__="RectGL"},
525: function _(e,s,t,i,a){i();const n=e(513),r=e(515),_=e(12);class l extends n.BaseLineGL{constructor(e,s){super(e,s),this.glyph=s}draw(e,s,t){this._draw_impl(e,t,s.glglyph)}_get_show_buffer(e,s){return s._show}_get_visuals(){return this.glyph.visuals}_set_data_points(){const e=this.glyph.sx,s=this.glyph.sy,t=this.glyph.model.mode;let i=e.length;this._is_closed=i>2&&e[0]==e[i-1]&&s[0]==s[i-1]&&isFinite(e[0])&&isFinite(s[0]);const a="center"==t?2*i:2*i-1;null==this._points&&(this._points=new r.Float32Buffer(this.regl_wrapper));const n=this._points.get_sized_array(2*(a+2));let l=isFinite(e[0]+s[0]),h=2;"center"==t&&(n[h++]=l?e[0]:NaN,n[h++]=s[0]);for(let a=0;a<i-1;a++){const r=isFinite(e[a+1]+s[a+1]);switch(t){case"before":n[h++]=l?e[a]:NaN,n[h++]=s[a],a<i-1&&(n[h++]=l&&r?e[a]:NaN,n[h++]=s[a+1]);break;case"after":n[h++]=l?e[a]:NaN,n[h++]=s[a],a<i-1&&(n[h++]=l&&r?e[a+1]:NaN,n[h++]=s[a]);break;case"center":if(l&&r){const t=(e[a]+e[a+1])/2;n[h++]=t,n[h++]=s[a],n[h++]=t,n[h++]=s[a+1]}else n[h++]=l?e[a]:NaN,n[h++]=s[a],n[h++]=r?e[a+1]:NaN,n[h++]=s[a+1];break;default:(0,_.unreachable)()}l=r}return n[h++]=l?e[i-1]:NaN,n[h++]=l?s[i-1]:NaN,(0,_.assert)(h==2*a+2),i=a,this._is_closed?(n[0]=n[2*i-2],n[1]=n[2*i-1],n[2*i+2]=n[4],n[2*i+3]=n[5]):(n[0]=0,n[1]=0,n[2*i+2]=0,n[2*i+3]=0),this._points.update(),n}}t.StepGL=l,l.__name__="StepGL"},
}, 503, {"models/glyphs/webgl/main":503,"models/glyphs/webgl/index":504,"models/glyphs/webgl/regl_wrap":505,"models/glyphs/webgl/dash_cache":507,"models/glyphs/webgl/utils/math":508,"models/glyphs/webgl/regl_line.vert":509,"models/glyphs/webgl/regl_line.frag":510,"models/glyphs/webgl/marker.vert":511,"models/glyphs/webgl/marker.frag":512,"models/glyphs/webgl/base_line":513,"models/glyphs/webgl/base":514,"models/glyphs/webgl/buffer":515,"models/glyphs/webgl/webgl_utils":516,"models/glyphs/webgl/base_marker":517,"models/glyphs/webgl/circle":518,"models/glyphs/webgl/single_marker":519,"models/glyphs/webgl/hex_tile":520,"models/glyphs/webgl/line_gl":521,"models/glyphs/webgl/lrtb":522,"models/glyphs/webgl/multi_marker":523,"models/glyphs/webgl/rect":524,"models/glyphs/webgl/step":525}, {});});