gecko-dev/gfx/webrender/res/debug_font.glsl

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GLSL

/* 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/. */
#include shared,shared_other
varying vec2 vColorTexCoord;
varying vec4 vColor;
#ifdef WR_VERTEX_SHADER
in vec4 aColor;
in vec4 aColorTexCoord;
void main(void) {
vColor = aColor;
vColorTexCoord = aColorTexCoord.xy;
vec4 pos = vec4(aPosition, 1.0);
pos.xy = floor(pos.xy * uDevicePixelRatio + 0.5) / uDevicePixelRatio;
gl_Position = uTransform * pos;
}
#endif
#ifdef WR_FRAGMENT_SHADER
void main(void) {
float alpha = texture(sColor0, vec3(vColorTexCoord.xy, 0.0)).r;
oFragColor = vColor * alpha;
}
#endif