17 lines
361 B
Plaintext
17 lines
361 B
Plaintext
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// pathfinder/shaders/gles2/ecaa-mono-resolve.fs.glsl
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//
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// Copyright (c) 2017 Mozilla Foundation
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precision mediump float;
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uniform vec4 uBGColor;
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uniform vec4 uFGColor;
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uniform sampler2D uAAAlpha;
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varying vec2 vTexCoord;
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void main() {
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float alpha = clamp(texture2D(uAAAlpha, vTexCoord).r, 0.0, 1.0);
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gl_FragColor = mix(uBGColor, uFGColor, alpha);
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}
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