src/extras/shaders/colourfilterIII_PS.hlsl


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sampler2D tex : register(s0);
float4 blurcol : register(c10);

float4 main(in float2 texcoord : TEXCOORD0) : COLOR0
{
	float a = blurcol.a;
	float4 dst = tex2D(tex, texcoord.xy);
	float4 prev = dst;
	for(int i = 0; i < 5; i++){
		float4 tmp = dst*(1-a) + prev*blurcol*a;
		prev = saturate(tmp);
	}
	prev.a = 1.0;
	return prev;
}