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c70acbac0b
Uses the GL_ARB_blend_func_extended to get single-pass, per-channel alpha blending. gl_generator is now used instead of gl to enable the extension. The background color is removed since that presumably needs to run in a separate pass.
14 lines
293 B
GLSL
14 lines
293 B
GLSL
#version 330 core
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in vec2 TexCoords;
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layout(location = 0, index = 0) out vec4 color;
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layout(location = 0, index = 1) out vec4 alphaMask;
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uniform sampler2D mask;
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uniform vec3 textColor;
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void main()
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{
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alphaMask = vec4(texture(mask, TexCoords).rgb, 1.);
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color = vec4(textColor, 1.);
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}
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