ProjectArcade

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// Anaglyph Red-Cyan luma grayscale shader
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// Info: https://web.archive.org/web/20040101053504/http://www.oreillynet.com:80/cs/user/view/cs_msg/8691
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void main()
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{
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	float3 luma = float3(0.222, 0.707, 0.071);
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	float4 c0 = SampleLayer(0);
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	float avg0 = dot(c0.rgb, luma);
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	float4 c1 = SampleLayer(1);
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	float avg1 = dot(c1.rgb, luma);
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	SetOutput(float4(avg0, avg1, avg1, c0.a));
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}
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