TmMolStar/src/mol-gl/shader/blend-back-dpoit.frag.ts

/**
 * Copyright (c) 2022 mol* contributors, licensed under MIT, See LICENSE file for more info.
 *
 * @author Gianluca Tomasello <giagitom@gmail.com>
 */

export const blendBackDpoit_frag = `
    precision highp float;

    uniform sampler2D tDpoitBackColor;
    uniform vec2 uTexSize;

    void main() {
        vec2 coords = gl_FragCoord.xy / uTexSize;
        gl_FragColor = texture2D(tDpoitBackColor, coords);
        if (gl_FragColor.a == 0.0) {
            discard;
        }
    }
`;