molstar/lib/commonjs/mol-gl/shader/points.frag.js

A comprehensive macromolecular library.

"use strict";
/**
 * Copyright (c) 2018-2024 mol* contributors, licensed under MIT, See LICENSE file for more info.
 *
 * @author Alexander Rose <alexander.rose@weirdbyte.de>
 */
Object.defineProperty(exports, "__esModule", { value: true });
exports.points_frag = void 0;
exports.points_frag = `
precision highp float;
precision highp int;

#include common
#include common_frag_params
#include color_frag_params
#include common_clip

const vec2 center = vec2(0.5);
const float radius = 0.5;

void main(){
    #include fade_lod
    #include clip_pixel

    float fragmentDepth = gl_FragCoord.z;
    #include assign_material_color

    #if defined(dPointStyle_circle)
        float dist = distance(gl_PointCoord, center);
        if (dist > radius) discard;
    #elif defined(dPointStyle_fuzzy)
        float dist = distance(gl_PointCoord, center);
        float fuzzyAlpha = 1.0 - smoothstep(0.0, radius, dist);
        if (fuzzyAlpha < 0.0001) discard;
    #endif

    #if defined(dPointStyle_fuzzy) && (defined(dRenderVariant_color) || defined(dRenderVariant_tracing))
        material.a *= fuzzyAlpha;
    #endif

    #include check_transparency

    #if defined(dRenderVariant_pick)
        #include check_picking_alpha
        #ifdef requiredDrawBuffers
            gl_FragColor = vObject;
            gl_FragData[1] = vInstance;
            gl_FragData[2] = vGroup;
            gl_FragData[3] = packDepthToRGBA(fragmentDepth);
        #else
            gl_FragColor = vColor;
        #endif
    #elif defined(dRenderVariant_depth)
        gl_FragColor = material;
    #elif defined(dRenderVariant_marking)
        gl_FragColor = material;
    #elif defined(dRenderVariant_emissive)
        gl_FragColor = material;
    #elif defined(dRenderVariant_color) || defined(dRenderVariant_tracing)
        gl_FragColor = material;
        #include apply_marker_color

        #if defined(dRenderVariant_color)
            #include apply_fog
            #include wboit_write
            #include dpoit_write
        #elif defined(dRenderVariant_tracing)
            gl_FragData[1] = vec4(normalize(vViewPosition), emissive);
            gl_FragData[2] = vec4(material.rgb, uDensity);
        #endif
    #endif
}
`;