Danbias/Code/OysterGraphics/Shader/Passes/Blur/BlurVert.hlsl

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