Turánszki János
28 lines
1.0 KiB
HLSL
28 lines
1.0 KiB
HLSL
#include "globals.hlsli"
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#include "ShaderInterop_EmittedParticle.h"
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RWByteAddressBuffer counterBuffer : register(u4);
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RWByteAddressBuffer indirectBuffers : register(u5);
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[numthreads(1, 1, 1)]
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void main(uint3 DTid : SV_DispatchThreadID)
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{
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uint aliveCount = counterBuffer.Load(PARTICLECOUNTER_OFFSET_ALIVECOUNT_AFTERSIMULATION);
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int deadCount = counterBuffer.Load<int>(PARTICLECOUNTER_OFFSET_DEADCOUNT);
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indirectBuffers.Store3(ARGUMENTBUFFER_OFFSET_DISPATCHSIMULATION, uint3((aliveCount + THREADCOUNT_SIMULATION - 1) / THREADCOUNT_SIMULATION, 1, 1));
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counterBuffer.Store(PARTICLECOUNTER_OFFSET_ALIVECOUNT, aliveCount);
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counterBuffer.Store(PARTICLECOUNTER_OFFSET_ALIVECOUNT_AFTERSIMULATION, 0);
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#ifdef __PSSL__
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counterBuffer.TypedStore<int>(PARTICLECOUNTER_OFFSET_DEADCOUNT, max(0, deadCount));
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#else
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counterBuffer.Store<int>(PARTICLECOUNTER_OFFSET_DEADCOUNT, max(0, deadCount));
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#endif // __PSSL__
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counterBuffer.Store(PARTICLECOUNTER_OFFSET_CULLEDCOUNT, 0);
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counterBuffer.Store(PARTICLECOUNTER_OFFSET_CELLALLOCATOR, 0);
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}
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