2013-11-30 16:33:06 -05:00
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uniform sampler2D tex;
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2014-01-19 13:31:00 -05:00
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out vec4 FragColor;
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2014-02-28 11:29:05 -05:00
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2016-06-27 07:11:27 -04:00
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#stk_include "utils/getCIEXYZ.frag"
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#stk_include "utils/getRGBfromCIEXxy.frag"
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2014-01-12 16:07:14 -05:00
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2013-11-30 16:33:06 -05:00
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void main()
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{
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2016-06-28 15:55:51 -04:00
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vec2 uv = gl_FragCoord.xy / 512.;
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2014-06-03 13:56:59 -04:00
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vec3 col = texture(tex, uv).xyz;
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2014-09-23 19:19:37 -04:00
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vec3 Yxy = getCIEYxy(col);
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vec3 WhiteYxy = getCIEYxy(vec3(1.));
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2013-11-30 16:33:06 -05:00
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2016-06-28 15:55:51 -04:00
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Yxy.x = smoothstep(WhiteYxy.x, WhiteYxy.x * 4., Yxy.x);
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2014-09-23 19:19:37 -04:00
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2014-10-06 18:00:16 -04:00
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FragColor = vec4(max(vec3(0.), getRGBFromCIEXxy(Yxy)), 1.0);
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2013-11-30 16:33:06 -05:00
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}
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