mirror of
https://github.com/italicsjenga/slang-shaders.git
synced 2024-10-17 23:31:31 +11:00
22 lines
332 B
PHP
22 lines
332 B
PHP
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mat3 yiq2rgb_mat = mat3(
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1.0, 1.0, 1.0,
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0.956, -0.2720, -1.1060,
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0.6210, -0.6474, 1.7046
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);
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vec3 yiq2rgb(vec3 yiq)
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{
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return (yiq * yiq2rgb_mat);
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}
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mat3 yiq_mat = mat3(
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0.2989, 0.5959, 0.2115,
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0.5870, -0.2744, -0.5229,
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0.1140, -0.3216, 0.3114
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);
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vec3 rgb2yiq(vec3 col)
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{
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return (col * yiq_mat);
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}
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