debug_font.glsl - mozsearch

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/* This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#define WR_FEATURE_TEXTURE_2D

#include shared,shared_other

varying highp vec2 vColorTexCoord;

varying mediump vec4 vColor;

#ifdef WR_VERTEX_SHADER

in vec4 aColor;

in vec2 aColorTexCoord;

void main(void) {

    vColor = aColor;

    vColorTexCoord = aColorTexCoord;

    vec4 pos = vec4(aPosition, 0.0, 1.0);

    pos.xy = floor(pos.xy + 0.5);

    gl_Position = uTransform * pos;

#endif

#ifdef WR_FRAGMENT_SHADER

void main(void) {

    float alpha = texture(sColor0, vColorTexCoord).r;

    oFragColor = vColor * alpha;

#endif