13 lines
237 B
GLSL
13 lines
237 B
GLSL
#version 450 core
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in vec2 vTexPos;
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out vec4 fColor;
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uniform sampler2D screenTexture;
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void main()
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{
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fColor = texture(screenTexture, vTexPos);
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float av = (fColor.r + fColor.g + fColor.b) / 3.0;
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fColor = vec4(av,av,av,1.0);
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}
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