/*!
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(function(root, factory) {
  factory(root["Bokeh"], "2.4.1");
})(this, function(Bokeh, version) {
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    if (bokeh != null) {
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    } else {
      throw new Error("Cannot find Bokeh " + version + ". You have to load it prior to loading plugins.");
    }
  })
({
409: function _(n,c,f,i,o){i(),n(410)},
410: function _(t,_,r,e,o){e();const g=t(1);
/*
    Copyright notice: many of the awesome techniques and  GLSL code contained in
    this module are based on work by Nicolas Rougier as part of the Glumpy and
    Vispy projects. The algorithms are published in
    http://jcgt.org/published/0003/04/01/ and http://jcgt.org/published/0002/02/08/
    
    Other locations where we work with GL, or prepare for GL-rendering:
    - canvas.ts
    - plot.ts
    - glyph.ts
    - glyph_renderer.ts
    */o("get_regl",t(411).get_regl),(0,g.__exportStar)(t(421),r),(0,g.__exportStar)(t(425),r),(0,g.__exportStar)(t(426),r)},
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this._scissor}set_scissor(t,i,e,_){this._scissor={x:t,y:i,width:e,height:_}}get viewport(){return this._viewport}dashed_line(){return null==this._dashed_line&&(this._dashed_line=function(t,i,e){const _={vert:`#define DASHED\n\n${s.default}`,frag:`#define 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t(i)}(this._regl)),this._rect_no_hatch}rect_hatch(){return null==this._rect_hatch&&(this._rect_hatch=function(t){const i={vert:`#define HATCH\n\n${h.default}`,frag:`#define 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413: function _(t,e,s,a,r){a();const n=t(414),_=t(12);class o{constructor(t){this._regl=t,this._map=new Map}_create_texture(t){const e=t.length;let s=0;const a=[];let r=0,_=0;for(let n=0;n<e;n++)s+=t[n],a.push(t[n]+t[(n+1)%e]),n%2==0?_=Math.max(_,t[n]):r=Math.min(r,-t[n]);r*=.5,_*=.5;const o=(0,n.gcd)(a),c=[0];for(let s=0;s<e;s++)c.push(c[s]+t[s]);const h=2*s/o,i=(0,n.is_pow_2)(h),l=i?h:128,g=.5*o*h/l;let p;if(i){if(p=.5*t[0],g<p){p-=Math.floor(p/g)*g}}else p=0;const u=p-.5*g,m=new Uint8Array(l);let f=0;for(let e=0;e<l;e++){const s=p+e*g;s>c[f+1]&&f++;const a=t[f],n=c[f]+.5*a;let o=.5*a-Math.abs(s-n);f%2==1&&(o=-o),m[e]=Math.round(255*(o-r)/(_-r))}return[[s,u,r,_],this._regl.texture({shape:[l,1,1],data:m,wrapS:"repeat",format:"alpha",type:"uint8",mag:"linear",min:"linear"})]}_get_key(t){return t.join(",")}_get_or_create(t){const e=this._get_key(t);let s=this._map.get(e);if(null==s){const a=(0,n.gcd)(t);if(a>1){t=(0,_.map)(t,(t=>t/a)),s=this._get_or_create(t);const[r,n,o]=s;s=[r,n,a],this._map.set(e,s)}else{const[r,n]=this._create_texture(t);s=[r,n,a],this._map.set(e,s)}}return s}get(t){return t.length%2==1&&(t=t.slice(0,-1)),this._get_or_create(t)}}s.DashCache=o,o.__name__="DashCache"},
414: 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!(n&n-1||!n)}},
415: function _(n,t,i,e,_){e();i.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\nconst float missing_point_threshold = -9000.0;\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;\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;  // Booleans for start/end caps and miters too long.\nvarying float v_cos_theta_turn_right_start;  // Sign gives turn_right, abs gives\nvarying float v_cos_theta_turn_right_end;    //   cos(theta).\n#ifdef DASHED\nvarying float v_length_so_far;\n#endif\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\nvec2 line_intersection(in vec2 point0, in vec2 dir0,\n                       in vec2 point1, in vec2 dir1)\n{\n    // Line-line intersection: point0 + lambda0 dir0 = point1 + lambda1 dir1.\n    // Not checking if lines are parallel!\n    float lambda0 = cross_z(point1 - point0, dir1) / cross_z(dir0, dir1);\n    return point0 + lambda0*dir0;\n}\n\nvoid main()\n{\n    if (a_point_start.x < missing_point_threshold ||\n        a_point_end.x < missing_point_threshold) {\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    const float min_miter_factor_round_join_mesh = sqrt(2.0);\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    vec2 segment_along = normalize(a_point_end - a_point_start); // unit vector.\n    v_segment_length = length(a_point_end - a_point_start);\n    vec2 segment_right = right_vector(segment_along);  // unit vector.\n    vec2 xy;\n\n    bool miter_too_large_start = false;\n    bool miter_too_large_end = false;\n\n    v_coords.y = a_position.y*halfwidth;  // Overwritten later for end points.\n\n    bool has_start_cap = a_point_prev.x < missing_point_threshold;\n    bool has_end_cap = a_point_next.x < missing_point_threshold;\n\n    vec2 point_normal_start;\n    float cos_theta_start;\n    float turn_right_start;\n    if (has_start_cap)\n        point_normal_start = segment_right;\n    else {\n        vec2 prev_right = right_vector(normalize(a_point_start - a_point_prev));\n        point_normal_start = normalize(segment_right + prev_right);\n        cos_theta_start = dot(segment_right, point_normal_start);  // Always +ve\n        turn_right_start = sign(dot(segment_right, a_point_prev - a_point_start));\n    }\n\n    vec2 point_normal_end;\n    float cos_theta_end;\n    float turn_right_end;\n    if (has_end_cap)\n        point_normal_end = segment_right;\n    else {\n        vec2 next_right = right_vector(normalize(a_point_next - a_point_end));\n        point_normal_end = normalize(segment_right + next_right);\n        cos_theta_end = dot(segment_right, point_normal_end);  // Always +ve\n        turn_right_end = sign(dot(segment_right, a_point_next - a_point_end));\n    }\n\n    float miter_factor_start = 1.0 / dot(segment_right, point_normal_start);\n    float miter_factor_end = 1.0 / dot(segment_right, point_normal_end);\n    if (join_type == miter_join) {\n        // If miter too large, use bevel join instead.\n        miter_too_large_start = (miter_factor_start > u_miter_limit);\n        miter_too_large_end = (miter_factor_end > u_miter_limit);\n    }\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    vec2 adjacent_point =\n        sign_at_start > 0.0 ? (has_start_cap ? a_point_start : a_point_prev)\n                            : (has_end_cap ? a_point_end : a_point_next);\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 { // Join.\n        // +ve if turning to right, -ve if to left.\n        float turn_sign = sign_at_start > 0.0 ? turn_right_start : turn_right_end;\n\n        vec2 adjacent_right = sign_at_start*normalize(right_vector(point - adjacent_point));\n        vec2 point_right = normalize(segment_right + adjacent_right);\n        float miter_factor = sign_at_start > 0.0 ? miter_factor_start : miter_factor_end;\n        bool miter_too_large = sign_at_start > 0.0 ? miter_too_large_start : miter_too_large_end;\n\n        if (abs(a_position.x) > 1.5) {\n            // Outer point, meets prev/next segment.\n            float factor;  // multiplied by halfwidth...\n\n            if (join_type == bevel_join || (join_type == miter_join && miter_too_large))\n                factor = 1.0 / miter_factor;  // cos_theta.\n            else if (join_type == round_join &&\n                     miter_factor > min_miter_factor_round_join_mesh)\n                factor = 1.0;\n            else  // miter, or round (small angle only).\n                factor = miter_factor;\n\n            xy = point - point_right*(halfwidth*turn_sign*factor);\n            v_coords.y = turn_sign*halfwidth*factor / miter_factor;\n        }\n        else if (turn_sign*a_position.y < 0.0) {\n            // Inner point, meets prev/next segment.\n            float len = halfwidth*miter_factor;\n            float segment_len = v_segment_length;\n            float adjacent_len = distance(point, adjacent_point);\n\n            if (len <= min(segment_len, adjacent_len))\n                // Normal behaviour.\n                xy = point - point_right*(len*a_position.y);\n            else\n                // For short wide line segments the inner point using the above\n                // calculation can be outside of the line.  Here clipping it.\n                xy = point + segment_right*(halfwidth*turn_sign);\n        }\n        else {\n            // Point along outside edge.\n            xy = point - segment_right*(halfwidth*a_position.y);\n            if (join_type == round_join &&\n                miter_factor > min_miter_factor_round_join_mesh) {\n                xy = line_intersection(xy, segment_along,\n                                       point - turn_sign*point_right*halfwidth,\n                                       right_vector(point_right));\n            }\n        }\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    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    v_cos_theta_turn_right_start = cos_theta_start*turn_right_start;\n    v_cos_theta_turn_right_end = cos_theta_end*turn_right_end;\n\n#ifdef DASHED\n    v_length_so_far = a_length_so_far;\n#endif\n}\n"},
416: 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_theta_turn_right_start;\nvarying float v_cos_theta_turn_right_end;\n#ifdef DASHED\nvarying float v_length_so_far;\n#endif\n\nfloat cross_z(in vec2 v0, in vec2 v1)\n{\n    return v0.x*v1.y - v0.y*v1.x;\n}\n\nfloat point_line_side(in vec2 point, in vec2 start, in vec2 end)\n{\n    // +ve if point to right of line.\n    // Alternatively could do dot product with right_vector.\n    return cross_z(point - start, end - start);\n}\n\nfloat point_line_distance(in vec2 point, in vec2 start, in vec2 end)\n{\n    return point_line_side(point, start, end) / distance(start, end);\n}\n\nvec2 right_vector(in vec2 v)\n{\n    return vec2(v.y, -v.x);\n}\n\nfloat bevel_join_distance(in float sign_start, in float halfwidth)\n{\n    float cos_theta_turn_right = sign_start > 0.0 ? v_cos_theta_turn_right_start\n                                                  : v_cos_theta_turn_right_end;\n    float cos_theta = abs(cos_theta_turn_right);\n    float turn_right = sign(cos_theta_turn_right);\n    float distance_along = sign_start > 0.0 ? 0.0 : v_segment_length;\n\n    // In v_coords reference frame (x is along segment, y across).\n    vec2 line_start = vec2(distance_along, halfwidth*turn_right);\n    float sin_alpha = cos_theta;\n    float cos_alpha = sqrt(1.0 - sin_alpha*sin_alpha);\n    vec2 line_along = vec2(-sign_start*turn_right*sin_alpha, -cos_alpha);\n\n    return halfwidth + sign_start*point_line_distance(\n        v_coords, line_start, line_start+line_along);\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\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 float sign_start)\n{\n    // Rotation matrix for v_coords from this segment to prev or next segment.\n    float cos_theta_turn_right = sign_start > 0.0 ? v_cos_theta_turn_right_start\n                                                  : v_cos_theta_turn_right_end;\n    float cos_theta = abs(cos_theta_turn_right);\n    float turn_right = sign(cos_theta_turn_right);\n\n    float sin_theta = sqrt(1.0 - cos_theta*cos_theta)*sign_start*turn_right;\n    float cos_2theta = 2.0*cos_theta*cos_theta - 1.0;\n    float sin_2theta = 2.0*sin_theta*cos_theta;\n    return mat2(cos_2theta, -sin_2theta, sin_2theta, cos_2theta);\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\n    // Extract flags.\n    int flags = int(v_flags + 0.5);\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    float dist = v_coords.y;  // For straight segment, and miter join.\n\n    if (v_coords.x <= 0.5*u_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            dist = distance(v_coords, vec2(0.0, 0.0));\n        else if (join_type == bevel_join ||\n                 (join_type == miter_join && miter_too_large_start))\n            dist = max(abs(dist), bevel_join_distance(1.0, halfwidth));\n        // else a miter join which uses the default dist calculation.\n    }\n    else if (v_coords.x >= v_segment_length - 0.5*u_antialias) {\n        // At end of segment, either cap or join.\n        if (has_end_cap)\n            dist = cap(cap_type, v_segment_length - v_coords.x, v_coords.y);\n        else if (join_type == round_join)\n            dist = distance(v_coords, vec2(v_segment_length, 0));\n        else if ((join_type == bevel_join ||\n                 (join_type == miter_join && miter_too_large_end)))\n            dist = max(abs(dist), bevel_join_distance(-1.0, halfwidth));\n        // else a miter join which uses the default dist calculation.\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        if (!has_start_cap && cap_type == butt_cap) {\n            if (v_coords.x < 0.5*u_antialias) {\n                // Outer of start join rendered solid color or not at all\n                // depending on whether corner point is in dash or gap, with\n                // antialiased ends.\n                dist = (dash_distance(0.0) > 0.0 ? 0.5*u_antialias - v_coords.x\n                                                 : -0.5*u_linewidth);\n\n                // Also consider antialiased end of dash just outside corner.\n                float end_dist = dash_distance(0.5*u_antialias) + v_coords.x -\n                    0.5*u_antialias;\n                dist = max(dist, end_dist);\n            }\n\n            vec2 prev_coords = rotation_matrix(1.0)*v_coords;\n\n            if (abs(prev_coords.y) < halfwidth &&\n                prev_coords.x < 0.5*u_antialias) {\n                // Extend dashes across from previous segment, with antialiased\n                // end.\n                float new_dist = dash_distance(min(prev_coords.x,\n                                                   -0.5*u_antialias));\n\n                if (prev_coords.x > -0.5*u_antialias)\n                    new_dist -= prev_coords.x + 0.5*u_antialias;\n\n                new_dist = min(new_dist, 0.5*u_linewidth - abs(prev_coords.y));\n                dist = max(dist, new_dist);\n            }\n        }\n\n        if (!has_end_cap && cap_type == butt_cap) {\n            if (v_coords.x > v_segment_length - 0.5*u_antialias) {\n                // Similar for end join.\n                dist = (dash_distance(v_segment_length) > 0.0\n                            ? v_coords.x - v_segment_length + 0.5*u_antialias\n                            : -0.5*u_linewidth);\n\n                float end_dist =\n                    dash_distance(v_segment_length - 0.5*u_antialias) -\n                    v_coords.x + v_segment_length - 0.5*u_antialias;\n                dist = max(dist, end_dist);\n            }\n\n            vec2 next_coords =\n                rotation_matrix(-1.0)*(v_coords - vec2(v_segment_length, 0.0));\n\n            if (abs(next_coords.y) < halfwidth &&\n                next_coords.x > -0.5*u_antialias) {\n                // Extend dashes across from next segment, with antialiased end.\n                float new_dist = dash_distance(v_segment_length +\n                    max(next_coords.x, 0.5*u_antialias));\n\n                if (next_coords.x < 0.5*u_antialias)\n                    new_dist += next_coords.x - 0.5*u_antialias;\n\n                new_dist = min(new_dist, 0.5*u_linewidth - abs(next_coords.y));\n                dist = max(dist, new_dist);\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"},
417: function _(n,i,o,a,t){a();o.default="\nprecision mediump float;\n\nattribute vec2 a_position;\nattribute vec2 a_center;\nattribute float a_size;\nattribute float a_angle;  // in radians\nattribute float a_linewidth;\nattribute vec4 a_line_color;\nattribute vec4 a_fill_color;\nattribute float a_show;\n\nuniform float u_pixel_ratio;\nuniform vec2 u_canvas_size;\nuniform float u_antialias;\n\nvarying float v_linewidth;\nvarying float v_size;\nvarying vec4 v_line_color;\nvarying vec4 v_fill_color;\nvarying vec2 v_coords;\n\nvoid main()\n{\n    v_size = a_size;\n    v_linewidth = a_linewidth;\n    v_line_color = a_line_color;\n    v_fill_color = a_fill_color;\n\n    if (a_show < 0.5) {\n      // Do not show this marker.\n      gl_Position = vec4(-2.0, -2.0, 0.0, 1.0);\n      return;\n    }\n\n    float enclosing_size = v_size + 2.0*v_linewidth + 3.0*u_antialias;\n\n    // Coordinates in rotated frame with respect to center of marker, used in\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    pos += 0.5;  // make up for 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"},
418: function _(n,a,e,t,s){t();e.default="\nprecision mediump float;\n\nconst float SQRT_2 = 1.4142135623730951;\nconst float SQRT_3 = sqrt(3.0);\nconst float PI = 3.14159265358979323846264;\n\nconst float IN_ANGLE = 0.6283185307179586; // PI/5. = 36 degrees (star of 5 pikes)\n//const float OUT_ANGLE = PI/2. - IN_ANGLE; // External angle for regular stars\nconst float COS_A = 0.8090169943749475; // cos(IN_ANGLE)\nconst float SIN_A = 0.5877852522924731; // sin(IN_ANGLE)\nconst float COS_B = 0.5877852522924731; // cos(OUT_ANGLE)\nconst float SIN_B = 0.8090169943749475; // sin(OUT_ANGLE)\n\nuniform float u_antialias;\n\nvarying vec4 v_line_color;\nvarying vec4 v_fill_color;\nvarying float v_linewidth;\nvarying float v_size;\nvarying vec2 v_coords;\n\n#ifdef USE_ASTERISK\n// asterisk\nfloat marker(vec2 P, float size)\n{\n    // Masks\n    float diamond = max(abs(SQRT_2 / 2.0 * (P.x - P.y)), abs(SQRT_2 / 2.0 * (P.x + P.y))) - size / 2.0;\n    float square = max(abs(P.x), abs(P.y)) - size / 2.0;\n    // Shapes\n    float X = min(abs(P.x - P.y), abs(P.x + P.y));\n    float cross = min(abs(P.x), abs(P.y));\n    // Result is union of masked shapes\n    float result = min(max(X, diamond), max(cross, square));\n    return max(result - v_linewidth/2.0 + u_antialias/2.0, 0.0);\n}\n#endif\n\n#ifdef USE_CIRCLE\n// circle\nfloat marker(vec2 P, float size)\n{\n    return length(P) - size/2.0;\n}\n#endif\n\n#ifdef USE_DOT\nfloat marker(vec2 P, float size)\n{\n    return max(length(P) - size/8.0 - v_linewidth/15.0 + u_antialias, 0.0);\n}\n#endif\n\n#ifdef USE_CIRCLE_DOT\nfloat marker(vec2 P, float size)\n{\n    float circle = length(P) - size/2.0;\n    float dot_ = min(size/8.0 + v_linewidth/15.0 - u_antialias - length(P), 0.0);\n    return max(circle, dot_);\n}\n#endif\n\n#ifdef USE_SQUARE\n// square\nfloat marker(vec2 P, float size)\n{\n    return max(abs(P.x), abs(P.y)) - size/2.0;\n}\n#endif\n\n#ifdef USE_SQUARE_DOT\nfloat marker(vec2 P, float size)\n{\n    float square = max(abs(P.x), abs(P.y)) - size/2.0;\n    float dot_ = min(size/8.0 + v_linewidth/15.0 - u_antialias - length(P), 0.0);\n    return max(square, dot_);\n}\n#endif\n\n#ifdef USE_DIAMOND\n// diamond\nfloat marker(vec2 P, float size)\n{\n    float x = SQRT_2 / 2.0 * (P.x * 1.5 - P.y);\n    float y = SQRT_2 / 2.0 * (P.x * 1.5 + P.y);\n    float r1 = max(abs(x), abs(y)) - size / (2.0 * SQRT_2);\n    return r1 / SQRT_2;\n}\n#endif\n\n#ifdef USE_DIAMOND_DOT\nfloat marker(vec2 P, float size)\n{\n    float x = SQRT_2 / 2.0 * (P.x * 1.5 - P.y);\n    float y = SQRT_2 / 2.0 * (P.x * 1.5 + P.y);\n    float r1 = max(abs(x), abs(y)) - size / (2.0 * SQRT_2);\n    float diamond = r1 / SQRT_2;\n    float dot_ = min(size/8.0 + v_linewidth/15.0 - u_antialias - length(P), 0.0);\n    return max(diamond, dot_);\n}\n#endif\n\n#ifdef USE_HEX\n// hex\nfloat marker(vec2 P, float size)\n{\n    vec2 q = abs(P);\n    return max(q.y * 0.57735 + q.x - 1.0 * size/2.0, q.y - 0.866 * size/2.0);\n}\n#endif\n\n#ifdef USE_HEX_DOT\nfloat marker(vec2 P, float size)\n{\n    vec2 q = abs(P);\n    float hex = max(q.y * 0.57735 + q.x - 1.0 * size/2.0, q.y - 0.866 * size/2.0);\n    float dot_ = min(size/8.0 + v_linewidth/15.0 - u_antialias - length(P), 0.0);\n    return max(hex, dot_);\n}\n#endif\n\n#ifdef USE_STAR\n// star\n// https://iquilezles.org/www/articles/distfunctions2d/distfunctions2d.htm\nfloat marker(vec2 P, float size)\n{\n    float bn = mod(atan(P.x, -P.y), 2.0*IN_ANGLE) - IN_ANGLE;\n    P = length(P)*vec2(cos(bn), abs(sin(bn)));\n    P -= size*vec2(COS_A, SIN_A)/2.;\n    P += vec2(COS_B, SIN_B)*clamp(-(P.x*COS_B + P.y*SIN_B), 0.0, size*SIN_A/SIN_B/2.);\n    return length(P)*sign(P.x);\n}\n#endif\n\n#ifdef USE_STAR_DOT\nfloat marker(vec2 P, float size)\n{\n    float dot_ = min(size/8.0 + v_linewidth/15.0 - u_antialias - length(P), 0.0);\n    float bn = mod(atan(P.x, -P.y), 2.0*IN_ANGLE) - IN_ANGLE;\n    P = length(P)*vec2(cos(bn), abs(sin(bn)));\n    P -= size*vec2(COS_A, SIN_A)/2.;\n    P += vec2(COS_B, SIN_B)*clamp(-(P.x*COS_B + P.y*SIN_B), 0.0, size*SIN_A/SIN_B/2.);\n    float star = length(P)*sign(P.x);\n    return max(star, dot_);\n}\n#endif\n\n#ifdef USE_TRIANGLE\n// triangle\nfloat marker(vec2 P, float size)\n{\n    P.y -= size * 0.3;\n    float x = SQRT_2 / 2.0 * (P.x * 1.7 - P.y);\n    float y = SQRT_2 / 2.0 * (P.x * 1.7 + P.y);\n    float r1 = max(abs(x), abs(y)) - size / 1.6;\n    float r2 = P.y;\n    return max(r1 / SQRT_2, r2);  // Intersect diamond with rectangle\n}\n#endif\n\n#ifdef USE_TRIANGLE_DOT\nfloat marker(vec2 P, float size)\n{\n    float dot_ = min(size/8.0 + v_linewidth/15.0 - u_antialias - length(P), 0.0);\n    P.y -= size * 0.3;\n    float x = SQRT_2 / 2.0 * (P.x * 1.7 - P.y);\n    float y = SQRT_2 / 2.0 * (P.x * 1.7 + P.y);\n    float r1 = max(abs(x), abs(y)) - size / 1.6;\n    float r2 = P.y;\n    float triangle = max(r1 / SQRT_2, r2);  // Intersect diamond with rectangle\n    return max(triangle, dot_);\n}\n#endif\n\n#ifdef USE_INVERTED_TRIANGLE\n// inverted_triangle\nfloat marker(vec2 P, float size)\n{\n    P.y += size * 0.3;\n    float x = SQRT_2 / 2.0 * (P.x * 1.7 - P.y);\n    float y = SQRT_2 / 2.0 * (P.x * 1.7 + P.y);\n    float r1 = max(abs(x), abs(y)) - size / 1.6;\n    float r2 = - P.y;\n    return max(r1 / SQRT_2, r2);  // Intersect diamond with rectangle\n}\n#endif\n\n#ifdef USE_CROSS\n// cross\nfloat marker(vec2 P, float size)\n{\n    float square = max(abs(P.x), abs(P.y)) - size / 2.0;\n    float cross = min(abs(P.x), abs(P.y));\n    cross = max(cross - v_linewidth/2.0 + u_antialias/2.0, 0.0);\n    return max(square, cross);\n}\n#endif\n\n#ifdef USE_DASH\nfloat marker(vec2 P, float size)\n{\n    float square = max(abs(P.x), abs(P.y)) - size / 2.0;\n    float cross = abs(P.y);\n    cross = max(cross - v_linewidth/2.0 + u_antialias/2.0, 0.0);\n    return max(square, cross);\n}\n#endif\n\n#ifdef USE_CIRCLE_CROSS\n// circle_cross\nfloat marker(vec2 P, float size)\n{\n    // Define quadrants\n    float qs = size / 2.0;  // quadrant size\n    float s1 = max(abs(P.x - qs), abs(P.y - qs)) - qs;\n    float s2 = max(abs(P.x + qs), abs(P.y - qs)) - qs;\n    float s3 = max(abs(P.x - qs), abs(P.y + qs)) - qs;\n    float s4 = max(abs(P.x + qs), abs(P.y + qs)) - qs;\n    // Intersect main shape with quadrants (to form cross)\n    float circle = length(P) - size/2.0;\n    float c1 = max(circle, s1);\n    float c2 = max(circle, s2);\n    float c3 = max(circle, s3);\n    float c4 = max(circle, s4);\n    // Union\n    return min(min(min(c1, c2), c3), c4);\n}\n#endif\n\n#ifdef USE_SQUARE_CROSS\n// square_cross\nfloat marker(vec2 P, float size)\n{\n    // Define quadrants\n    float qs = size / 2.0;  // quadrant size\n    float s1 = max(abs(P.x - qs), abs(P.y - qs)) - qs;\n    float s2 = max(abs(P.x + qs), abs(P.y - qs)) - qs;\n    float s3 = max(abs(P.x - qs), abs(P.y + qs)) - qs;\n    float s4 = max(abs(P.x + qs), abs(P.y + qs)) - qs;\n    // Intersect main shape with quadrants (to form cross)\n    float square = max(abs(P.x), abs(P.y)) - size/2.0;\n    float c1 = max(square, s1);\n    float c2 = max(square, s2);\n    float c3 = max(square, s3);\n    float c4 = max(square, s4);\n    // Union\n    return min(min(min(c1, c2), c3), c4);\n}\n#endif\n\n#ifdef USE_DIAMOND_CROSS\n// diamond_cross\nfloat marker(vec2 P, float size)\n{\n    // Define quadrants\n    float qs = size / 2.0;  // quadrant size\n    float s1 = max(abs(P.x - qs), abs(P.y - qs)) - qs;\n    float s2 = max(abs(P.x + qs), abs(P.y - qs)) - qs;\n    float s3 = max(abs(P.x - qs), abs(P.y + qs)) - qs;\n    float s4 = max(abs(P.x + qs), abs(P.y + qs)) - qs;\n    // Intersect main shape with quadrants (to form cross)\n    float x = SQRT_2 / 2.0 * (P.x * 1.5 - P.y);\n    float y = SQRT_2 / 2.0 * (P.x * 1.5 + P.y);\n    float diamond = max(abs(x), abs(y)) - size / (2.0 * SQRT_2);\n    diamond /= SQRT_2;\n    float c1 = max(diamond, s1);\n    float c2 = max(diamond, s2);\n    float c3 = max(diamond, s3);\n    float c4 = max(diamond, s4);\n    // Union\n    return min(min(min(c1, c2), c3), c4);\n}\n#endif\n\n#ifdef USE_X\n// x\nfloat marker(vec2 P, float size)\n{\n    float circle = length(P) - size / 2.0;\n    float X = min(abs(P.x - P.y), abs(P.x + P.y));\n    X = max(X - v_linewidth/2.0, 0.0);\n    return max(circle, X);\n}\n#endif\n\n#ifdef USE_Y\nfloat marker(vec2 P, float size)\n{\n    float circle = length(P) - size / 2.0;\n\n    float dx = 1.0 / SQRT_3;\n    float dy = SQRT_2 / SQRT_3;\n\n    // Sideways distance from the three spokes.\n    float d0 = abs(P.x);\n    float d1 = abs(dot(P, vec2(dx, dy)));\n    float d2 = abs(dot(P, vec2(dx, -dy)));\n\n    // Clip each spoke to semicircle.\n    d0 = max(d0, -P.y);\n    d1 = max(d1, dot(P, vec2(-dy, dx)));\n    d2 = max(d2, dot(P, vec2(dy, dx)));\n\n    float Y = min(min(d0, d1), d2);\n    Y = max(Y - v_linewidth/2.0 + u_antialias/2.0, 0.0);\n    return max(circle, Y);\n}\n#endif\n\n#ifdef USE_CIRCLE_X\n// circle_x\nfloat marker(vec2 P, float size)\n{\n    float x = P.x - P.y;\n    float y = P.x + P.y;\n    // Define quadrants\n    float qs = size / 2.0;  // quadrant size\n    float s1 = max(abs(x - qs), abs(y - qs)) - qs;\n    float s2 = max(abs(x + qs), abs(y - qs)) - qs;\n    float s3 = max(abs(x - qs), abs(y + qs)) - qs;\n    float s4 = max(abs(x + qs), abs(y + qs)) - qs;\n    // Intersect main shape with quadrants (to form cross)\n    float circle = length(P) - size/2.0;\n    float c1 = max(circle, s1);\n    float c2 = max(circle, s2);\n    float c3 = max(circle, s3);\n    float c4 = max(circle, s4);\n    // Union\n    return min(min(min(c1, c2), c3), c4);\n}\n#endif\n\n#ifdef USE_CIRCLE_Y\nfloat marker(vec2 P, float size)\n{\n    float circle = length(P) - size/2.0;\n\n    float dx = 1.0 / SQRT_3;\n    float dy = SQRT_2 / SQRT_3;\n\n    // Sideways distance from the three spokes.\n    float d0 = abs(P.x);\n    float d1 = abs(dot(P, vec2(dx, dy)));\n    float d2 = abs(dot(P, vec2(dx, -dy)));\n\n    // Clip each spoke to semicircle.\n    d0 = max(d0, -P.y);\n    d1 = max(d1, dot(P, vec2(-dy, dx)));\n    d2 = max(d2, dot(P, vec2(dy, dx)));\n\n    float Y = min(min(d0, d1), d2);\n    Y = min(v_linewidth/2.0 - u_antialias/2.0 - Y, 0.0);\n\n    return max(circle, Y);\n}\n#endif\n\n#ifdef USE_SQUARE_X\n// square_x\nfloat marker(vec2 P, float size)\n{\n    float x = P.x - P.y;\n    float y = P.x + P.y;\n    // Define quadrants\n    float qs = size / 2.0;  // quadrant size\n    float s1 = max(abs(x - qs), abs(y - qs)) - qs;\n    float s2 = max(abs(x + qs), abs(y - qs)) - qs;\n    float s3 = max(abs(x - qs), abs(y + qs)) - qs;\n    float s4 = max(abs(x + qs), abs(y + qs)) - qs;\n    // Intersect main shape with quadrants (to form cross)\n    float square = max(abs(P.x), abs(P.y)) - size/2.0;\n    float c1 = max(square, s1);\n    float c2 = max(square, s2);\n    float c3 = max(square, s3);\n    float c4 = max(square, s4);\n    // Union\n    return min(min(min(c1, c2), c3), c4);\n}\n#endif\n\n#ifdef USE_PLUS\nfloat marker(vec2 P, float size)\n{\n    vec2 size2 = vec2(size*0.5, size*0.2);\n    P = abs(P);\n    P = (P.y > P.x) ? P.yx : P.xy;\n    vec2 q = P - size2;\n    float k = max(q.y, q.x);\n    vec2 w = (k > 0.0) ? q : vec2(size2.y - P.x, -k);\n    return sign(k)*length(max(w, 0.0));\n}\n#endif\n\n#ifdef USE_SQUARE_PIN\nfloat marker(vec2 P, float size)\n{\n    float actual_size = size*1.2;\n    float radius = 0.75*actual_size; // Radius of curvature of edges.\n    float offset = actual_size/2.0 + sqrt(radius*radius - actual_size*actual_size/4.0);\n    vec2 centerx = vec2(offset, 0.0);\n    vec2 centery = vec2(0.0, offset);\n\n    float right = length(P - centerx);\n    float left = length(P + centerx);\n    float up = length(P - centery);\n    float down = length(P + centery);\n    float pin = radius - min(min(right, left), min(up, down));\n\n    float circle = length(P) - actual_size*0.6;\n    return max(circle, pin);\n}\n#endif\n\n#ifdef USE_TRIANGLE_PIN\nfloat marker(vec2 P, float size)\n{\n    float actual_size = size*1.2;\n    float radius = 1.2*actual_size; // Radius of curvature of edges.\n\n    float angle = 2.0*PI / 3.0;\n    float c = cos(angle);\n    float s = sin(angle);\n    mat2 rotation = mat2(c, -s, s, c);\n\n    // Half the length of straight triangle edge.\n    float half_edge = actual_size*SQRT_3/4.0;\n    // Distance from center of triangle to middle of straight edge.\n    float centre_middle_edge = 0.25*actual_size;\n    float offset = centre_middle_edge + sqrt(radius*radius - half_edge*half_edge);\n    // Centre of curvature.\n    vec2 center = vec2(0.0, offset);\n\n    float dist0 = length(P - center);\n    P = rotation*P;\n    float dist1 = length(P - center);\n    P = rotation*P;\n    float dist2 = length(P - center);\n    float pin = radius - min(min(dist0, dist1), dist2);\n\n    float circle = length(P) - actual_size / 2.0;\n    return max(circle, pin);\n}\n#endif\n\nvec4 outline(float distance, float linewidth, float antialias, vec4 line_color,\n             vec4 fill_color)\n{\n    vec4 frag_color;\n    float t = min(linewidth/2.0 - antialias, 0.0);  // Line half-width.\n    float signed_distance = distance;\n    float border_distance = abs(signed_distance) - t;\n    float alpha = border_distance/antialias;\n    alpha = exp(-alpha*alpha);\n\n    // If line alpha is zero, it probably means no outline. To avoid a dark\n    // outline shining through due to antialiasing, we set the line color to the\n    // fill color.\n    float select = float(bool(line_color.a));\n    line_color.rgb = select*line_color.rgb + (1.0 - select)*fill_color.rgb;\n    // Similarly, if we want a transparent fill.\n    select = float(bool(fill_color.a));\n    fill_color.rgb = select*fill_color.rgb + (1.0 - select)*line_color.rgb;\n\n    if (border_distance < 0.0)\n        frag_color = line_color;\n    else if (signed_distance < 0.0)\n        frag_color = mix(fill_color, line_color, sqrt(alpha));\n    else {\n        if (abs(signed_distance) < linewidth/2.0 + antialias)\n            frag_color = vec4(line_color.rgb, line_color.a*alpha);\n        else\n            discard;\n    }\n    return frag_color;\n}\n\nvoid main()\n{\n    float distance = marker(v_coords, v_size);\n    gl_FragColor = outline(\n        distance, v_linewidth, u_antialias, v_line_color, v_fill_color);\n    gl_FragColor.rgb *= gl_FragColor.a;  // Premultiplied alpha.\n}\n"},
419: function _(n,t,a,i,e){i();a.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\nattribute float a_linewidth;\nattribute vec4 a_line_color;\nattribute vec4 a_fill_color;\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;\n\nvarying float v_linewidth;\nvarying vec2 v_size; // 2D size for rects compared to 1D for markers.\nvarying vec4 v_line_color;\nvarying vec4 v_fill_color;\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) {\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_linewidth = a_linewidth;\n  v_line_color = a_line_color;\n  v_fill_color = a_fill_color;\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 = 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"},
420: function _(n,a,t,o,r){o();t.default="\nprecision mediump float;\n\nconst float SQRT2 = sqrt(2.0);\nconst float INVSQRT2 = 1.0/SQRT2;\nconst float PI = 3.14159265358979323846;\n\nconst int miter_join = 0;\nconst int round_join = 1;\nconst int bevel_join = 2;\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_line_color;\nvarying vec4 v_fill_color;\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// Distance is zero on edge of marker, +ve outside and -ve inside.\nfloat marker_distance(vec2 p, int line_join)\n{\n  vec2 dist2 = abs(p) - v_size/2.0;\n  float dist = max(dist2.x, dist2.y);\n\n  if (dist2.x > 0.0 && dist2.y > 0.0) {\n    // Outside of corner needs correct join, default is miter.\n    if (line_join == round_join)\n      dist = length(dist2);\n    else if (line_join == bevel_join) {\n      vec2 normal = vec2(INVSQRT2, INVSQRT2);\n      dist = dot(dist2, normal) + 0.5*v_linewidth*(1.0 - INVSQRT2);\n    }\n  }\n\n  return dist;\n}\n\n// Convert distance from edge of marker to fraction in range 0 to 1, depending\n// on antialiasing width.\nfloat distance_to_fraction(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(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(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(vec4 color, 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(vec4 src, vec4 dest)\n{\n  return (1.0 - src.a)*dest + src;\n}\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(float x)\n{\n  return fract(x) - 0.5;\n}\n\nvec2 wrap(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(vec2 coords, 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_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_join);\n\n  float fill_frac = fill_fraction(dist);\n  vec4 color = fractional_color(v_fill_color, fill_frac);\n\n#ifdef HATCH\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  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"},
421: function _(s,i,t,e,_){e();const h=s(422),l=s(22),a=s(46),n=s(423),o=s(424),r=-1e4;class p extends h.BaseGLGlyph{constructor(s,i){super(s,i),this.glyph=i,this._antialias=1.5,this._miter_limit=5}draw(s,i,t){const e=i.glglyph;this.visuals_changed&&(this._set_visuals(),this.visuals_changed=!1),e.data_changed&&(e._set_data(),e.data_changed=!1);const _=this.glyph.visuals.line,h=n.cap_lookup[_.line_cap.value],l=n.join_lookup[_.line_join.value];if(this._is_dashed()){const s={scissor:this.regl_wrapper.scissor,viewport:this.regl_wrapper.viewport,canvas_size:[t.width,t.height],pixel_ratio:t.pixel_ratio,line_color:this._color,linewidth:this._linewidth,antialias:this._antialias,miter_limit:this._miter_limit,points:e._points,nsegments:e._nsegments,line_join:l,line_cap:h,length_so_far:e._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{const s={scissor:this.regl_wrapper.scissor,viewport:this.regl_wrapper.viewport,canvas_size:[t.width,t.height],pixel_ratio:t.pixel_ratio,line_color:this._color,linewidth:this._linewidth,antialias:this._antialias,miter_limit:this._miter_limit,points:e._points,nsegments:e._nsegments,line_join:l,line_cap:h};this.regl_wrapper.solid_line()(s)}}_is_dashed(){return this._line_dash.length>0}_set_data(){const s=this.glyph.sx.length;this._nsegments=s-1,null==this._is_closed&&(this._is_closed=this.glyph.sx[0]==this.glyph.sx[s-1]&&this.glyph.sy[0]==this.glyph.sy[s-1]&&isFinite(this.glyph.sx[0])&&isFinite(this.glyph.sy[0])),null==this._points&&(this._points=new o.Float32Buffer(this.regl_wrapper));const i=this._points.get_sized_array(2*(s+2));for(let t=1;t<s+1;t++)isFinite(this.glyph.sx[t-1])&&isFinite(this.glyph.sy[t-1])?(i[2*t]=this.glyph.sx[t-1],i[2*t+1]=this.glyph.sy[t-1]):(i[2*t]=r,i[2*t+1]=r);if(this._is_closed?(i[0]=i[2*s-2],i[1]=i[2*s-1],i[2*s+2]=i[4],i[2*s+3]=i[5]):(i[0]=r,i[1]=r,i[2*s+2]=r,i[2*s+3]=r),this._points.update(),this._is_dashed()){null==this._length_so_far&&(this._length_so_far=new o.Float32Buffer(this.regl_wrapper));const s=this._length_so_far.get_sized_array(this._nsegments);let t=0;for(let e=0;e<this._nsegments;e++)s[e]=t,i[2*e+2]>-9e3&&i[2*e+4]>-9e3&&(t+=Math.sqrt((i[2*e+4]-i[2*e+2])**2+(i[2*e+5]-i[2*e+3])**2));this._length_so_far.update()}}_set_visuals(){const s=this.glyph.visuals.line,i=(0,l.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,a.resolve_line_dash)(s.line_dash.value),1==this._line_dash.length&&this._line_dash.push(this._line_dash[0]),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.LineGL=p,p.__name__="LineGL"},
422: function _(e,t,s,i,h){i();class a{constructor(e,t){this.glyph=t,this.nvertices=0,this.size_changed=!1,this.data_changed=!1,this.visuals_changed=!1,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"},
423: function _(a,o,i,n,l){n();const t=a(52);i.cap_lookup={butt:0,round:1,square:2},i.join_lookup={miter:0,round:1,bevel:2};const _={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};i.hatch_pattern_to_index=function(a){var o,i;return null!==(i=_[null!==(o=t.hatch_aliases[a])&&void 0!==o?o:a])&&void 0!==i?i:0}},
424: function _(r,t,a,e,s){e();const i=r(423),_=r(22);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())}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_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"},
425: function _(t,h,s,i,e){i();const _=t(422),a=t(424),r=-1e4;class l extends _.BaseGLGlyph{constructor(t,h){super(t,h),this.glyph=h,this._antialias=1.5}draw(t,h,s){const i=h.glglyph;i.data_changed&&(i._set_data(),i.data_changed=!1),this.visuals_changed&&(this._set_visuals(),this.visuals_changed=!1);const e=i._centers.length/2;null==this._show&&(this._show=new a.Uint8Buffer(this.regl_wrapper));const _=this._show.length,r=this._show.get_sized_array(e);if(t.length<e){this._show_all=!1;for(let t=0;t<e;t++)r[t]=0;for(let h=0;h<t.length;h++)r[t[h]]=255}else if(!this._show_all||_!=e){this._show_all=!0;for(let t=0;t<e;t++)r[t]=255}if(this._show.update(),this._have_hatch){const t={scissor:this.regl_wrapper.scissor,viewport:this.regl_wrapper.viewport,canvas_size:[s.width,s.height],pixel_ratio:s.pixel_ratio,center:i._centers,width:i._widths,height:i._heights,angle:i._angles,nmarkers:e,antialias:this._antialias,linewidth:this._linewidths,line_color:this._line_rgba,fill_color:this._fill_rgba,line_join:this._line_joins,show:this._show,hatch_pattern:this._hatch_patterns,hatch_scale:this._hatch_scales,hatch_weight:this._hatch_weights,hatch_color:this._hatch_rgba};this.regl_wrapper.rect_hatch()(t)}else{const t={scissor:this.regl_wrapper.scissor,viewport:this.regl_wrapper.viewport,canvas_size:[s.width,s.height],pixel_ratio:s.pixel_ratio,center:i._centers,width:i._widths,height:i._heights,angle:i._angles,nmarkers:e,antialias:this._antialias,linewidth:this._linewidths,line_color:this._line_rgba,fill_color:this._fill_rgba,line_join:this._line_joins,show:this._show};this.regl_wrapper.rect_no_hatch()(t)}}_set_data(){const t=this.glyph.sx.length;null==this._centers&&(this._centers=new a.Float32Buffer(this.regl_wrapper),this._widths=new a.Float32Buffer(this.regl_wrapper),this._heights=new a.Float32Buffer(this.regl_wrapper),this._angles=new a.Float32Buffer(this.regl_wrapper));const h=this._centers.get_sized_array(2*t);for(let s=0;s<t;s++)isFinite(this.glyph.sx[s])&&isFinite(this.glyph.sy[s])?(h[2*s]=this.glyph.sx[s],h[2*s+1]=this.glyph.sy[s]):(h[2*s]=r,h[2*s+1]=r);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)}_set_visuals(){const t=this.glyph.visuals.fill,h=this.glyph.visuals.line;if(null==this._linewidths&&(this._linewidths=new a.Float32Buffer(this.regl_wrapper),this._line_joins=new a.Uint8Buffer(this.regl_wrapper),this._line_rgba=new a.NormalizedUint8Buffer(this.regl_wrapper),this._fill_rgba=new a.NormalizedUint8Buffer(this.regl_wrapper)),this._linewidths.set_from_prop(h.line_width),this._line_joins.set_from_line_join(h.line_join),this._line_rgba.set_from_color(h.line_color,h.line_alpha),this._fill_rgba.set_from_color(t.fill_color,t.fill_alpha),this._have_hatch=this.glyph.visuals.hatch.doit,this._have_hatch){const t=this.glyph.visuals.hatch;null==this._hatch_patterns&&(this._hatch_patterns=new a.Uint8Buffer(this.regl_wrapper),this._hatch_scales=new a.Float32Buffer(this.regl_wrapper),this._hatch_weights=new a.Float32Buffer(this.regl_wrapper),this._hatch_rgba=new a.NormalizedUint8Buffer(this.regl_wrapper)),this._hatch_patterns.set_from_hatch_pattern(t.hatch_pattern),this._hatch_scales.set_from_prop(t.hatch_scale),this._hatch_weights.set_from_prop(t.hatch_weight),this._hatch_rgba.set_from_color(t.hatch_color,t.hatch_alpha)}}}s.RectGL=l,l.__name__="RectGL"},
426: function _(s,e,t,i,a){i();const r=s(422),l=s(424),_=-1e4;function h(s){return"Circle"==s.model.type}class n extends r.BaseGLGlyph{constructor(s,e,t){super(s,e),this.glyph=e,this.marker_type=t,this._marker_type=t,this._antialias=.8,this._show_all=!1}static is_supported(s){switch(s){case"asterisk":case"circle":case"circle_cross":case"circle_dot":case"circle_x":case"circle_y":case"cross":case"dash":case"diamond":case"diamond_cross":case"diamond_dot":case"dot":case"hex":case"hex_dot":case"inverted_triangle":case"plus":case"square":case"square_cross":case"square_dot":case"square_pin":case"square_x":case"star":case"star_dot":case"triangle":case"triangle_dot":case"triangle_pin":case"x":case"y":return!0;default:return!1}}draw(s,e,t){const i=e.glglyph;(i.data_changed||h(this.glyph))&&(i._set_data(),i.data_changed=!1),this.visuals_changed&&(this._set_visuals(),this.visuals_changed=!1);const a=i._centers.length/2;null==this._show&&(this._show=new l.Uint8Buffer(this.regl_wrapper));const r=this._show.length,_=this._show.get_sized_array(a);if(s.length<a){this._show_all=!1;for(let s=0;s<a;s++)_[s]=0;for(let e=0;e<s.length;e++)_[s[e]]=255}else if(!this._show_all||r!=a){this._show_all=!0;for(let s=0;s<a;s++)_[s]=255}this._show.update();const n={scissor:this.regl_wrapper.scissor,viewport:this.regl_wrapper.viewport,canvas_size:[t.width,t.height],pixel_ratio:t.pixel_ratio,center:i._centers,size:i._sizes,angle:i._angles,nmarkers:a,antialias:this._antialias,linewidth:this._linewidths,line_color:this._line_rgba,fill_color:this._fill_rgba,show:this._show};this.regl_wrapper.marker(this._marker_type)(n)}_set_data(){const s=this.glyph.sx.length;null==this._centers&&(this._centers=new l.Float32Buffer(this.regl_wrapper),this._sizes=new l.Float32Buffer(this.regl_wrapper),this._angles=new l.Float32Buffer(this.regl_wrapper));const e=this._centers.get_sized_array(2*s);for(let t=0;t<s;t++)isFinite(this.glyph.sx[t])&&isFinite(this.glyph.sy[t])?(e[2*t]=this.glyph.sx[t],e[2*t+1]=this.glyph.sy[t]):(e[2*t]=_,e[2*t+1]=_);if(this._centers.update(),h(this.glyph)&&null!=this.glyph.radius){const e=this._sizes.get_sized_array(s);for(let t=0;t<s;t++)e[t]=2*this.glyph.sradius[t];this._sizes.update()}else this._sizes.set_from_prop(this.glyph.size);this._angles.set_from_prop(this.glyph.angle)}_set_visuals(){const s=this.glyph.visuals.fill,e=this.glyph.visuals.line;null==this._linewidths&&(this._linewidths=new l.Float32Buffer(this.regl_wrapper),this._line_rgba=new l.NormalizedUint8Buffer(this.regl_wrapper),this._fill_rgba=new l.NormalizedUint8Buffer(this.regl_wrapper)),this._linewidths.set_from_prop(e.line_width),this._line_rgba.set_from_color(e.line_color,e.line_alpha),this._fill_rgba.set_from_color(s.fill_color,s.fill_alpha)}}t.MarkerGL=n,n.__name__="MarkerGL"},
}, 409, {"models/glyphs/webgl/main":409,"models/glyphs/webgl/index":410,"models/glyphs/webgl/regl_wrap":411,"models/glyphs/webgl/dash_cache":413,"models/glyphs/webgl/utils/math":414,"models/glyphs/webgl/regl_line.vert":415,"models/glyphs/webgl/regl_line.frag":416,"models/glyphs/webgl/markers.vert":417,"models/glyphs/webgl/markers.frag":418,"models/glyphs/webgl/rect.vert":419,"models/glyphs/webgl/rect.frag":420,"models/glyphs/webgl/line_gl":421,"models/glyphs/webgl/base":422,"models/glyphs/webgl/webgl_utils":423,"models/glyphs/webgl/buffer":424,"models/glyphs/webgl/rect":425,"models/glyphs/webgl/markers":426}, {});});