mirror of https://github.com/ZDoom/gzdoom.git
17 lines
481 B
GLSL
17 lines
481 B
GLSL
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vec4 ProcessTexel()
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{
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vec2 texCoord = vTexCoord.st;
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const float pi = 3.14159265358979323846;
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vec2 offset = vec2(0.0,0.0);
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offset.y = 0.5 + sin(pi * 2.0 * (texCoord.y + timer * 0.61 + 900.0/8192.0)) + sin(pi * 2.0 * (texCoord.x * 2.0 + timer * 0.36 + 300.0/8192.0));
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offset.x = 0.5 + sin(pi * 2.0 * (texCoord.y + timer * 0.49 + 700.0/8192.0)) + sin(pi * 2.0 * (texCoord.x * 2.0 + timer * 0.49 + 1200.0/8192.0));
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texCoord += offset * 0.025;
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return getTexel(texCoord);
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}
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