34 lines
814 B
HLSL
34 lines
814 B
HLSL
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#include "BlurSharedData.hlsli"
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[numthreads(N,1,1)]
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void main(int3 ThreadID : SV_DispatchThreadID, int3 gThreadID : SV_GroupThreadID)
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{
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if(gThreadID.x < blurRadius)
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{
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int x = max(ThreadID.x-blurRadius,0);
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gCache[gThreadID.x] = inTex[int2(x,ThreadID.y)];
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}
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if(gThreadID.x >= N-blurRadius)
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{
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int x = min(ThreadID.x+blurRadius,inTex.Length.x-1);
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gCache[gThreadID.x+2*blurRadius] = inTex[int2(x,ThreadID.y)];
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}
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gCache[gThreadID.x+blurRadius] = inTex[min(ThreadID.xy,inTex.Length.xy-1)];
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GroupMemoryBarrierWithGroupSync();
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float4 blurCol = float4(0,0,0,0);
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[unroll]
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for(int i = -blurRadius; i <= blurRadius;++i)
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{
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int k = gThreadID.x + blurRadius + i;
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blurCol +=Weights[i + blurRadius] * gCache[k];
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}
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outTex[ThreadID.xy] = blurCol;
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//Output[ThreadID.xy] = Diffuse[((ThreadID.xy))];
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}
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