ProjectArcade

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void main()
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{
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	float4 c0   = Sample();
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	float4 c1   = SampleOffset(int2(5, 5));
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	float y     = (0.222 * c1.r) + (0.707 * c1.g) + (0.071 * c1.b);
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	float y2    = ((0.222 * c0.r) + (0.707 * c0.g) + (0.071 * c0.b)) / 3.0;
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	float red   = c0.r;
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	float green = c0.g;
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	float blue  = c0.b;
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	float alpha = c0.a;
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	red	= y2 + (1.0 - y);
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	green	= y2 + (1.0 - y);
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	blue	= y2 + (1.0 - y);
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	SetOutput(float4(red, green, blue, alpha));
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}
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