17 lines
276 B
GLSL
17 lines
276 B
GLSL
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uniform sampler2D tex;
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uniform vec3 col;
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void main()
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{
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vec4 res = texture2D(tex, gl_TexCoord[0].xy);
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// Keep the sun fully bright, but fade the sky
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float mul = distance(res.xyz, col);
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mul = step(mul, 0.02);
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mul *= 0.97;
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res = res * vec4(mul);
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gl_FragColor = res;
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}
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