ProjectArcade

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void main()
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{
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	//Change this number to increase the pixel size.
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	float pixelSize = 3.0;
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	float red	= 0.0;
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	float green	= 0.0;
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	float blue	= 0.0;
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	float2 pos = floor(GetCoordinates() * GetResolution() / pixelSize) * pixelSize * GetInvResolution();
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	float4 c0 = SampleLocation(pos);
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	if (c0.r < 0.1)
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		red = 0.1;
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	else if (c0.r < 0.20)
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		red = 0.20;
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	else if (c0.r < 0.40)
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		red = 0.40;
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	else if (c0.r < 0.60)
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		red = 0.60;
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	else if (c0.r < 0.80)
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		red = 0.80;
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	else
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		red = 1.0;
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	if (c0.b < 0.1)
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		blue = 0.1;
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	else if (c0.b < 0.20)
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		blue = 0.20;
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	else if (c0.b < 0.40)
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		blue = 0.40;
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	else if (c0.b < 0.60)
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		blue = 0.60;
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	else if (c0.b < 0.80)
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		blue = 0.80;
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	else
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		blue = 1.0;
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	if (c0.g < 0.1)
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		green = 0.1;
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	else if (c0.g < 0.20)
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		green = 0.20;
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	else if (c0.g < 0.40)
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		green = 0.40;
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	else if (c0.g < 0.60)
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		green = 0.60;
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	else if (c0.g < 0.80)
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		green = 0.80;
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	else
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		green = 1.0;
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	SetOutput(float4(red, green, blue, c0.a));
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}
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