67 lines
1.5 KiB
Plaintext
67 lines
1.5 KiB
Plaintext
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#pragma kernel CSMain
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${VFXPragmaOnlyRenderers}
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${VFXPragmaRequire}
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${VFXGlobalInclude}
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${VFXGlobalDeclaration}
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${VFXInclude("Shaders/VFXParticleCommon.template")}
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CBUFFER_START(sortParamsConst)
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uint dispatchWidth;
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${VFXInstancingConstants}
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CBUFFER_END
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ByteAddressBuffer attributeBuffer;
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StructuredBuffer<uint> inputBuffer;
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struct Kvp
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{
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float sortKey;
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uint index;
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};
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RWStructuredBuffer<Kvp> outputBuffer;
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${VFXPerPassInclude}
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[numthreads(NB_THREADS_PER_GROUP,1,1)]
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void CSMain(uint3 groupId : SV_GroupID,
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uint3 groupThreadId : SV_GroupThreadID)
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{
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uint id = GetThreadId(groupId, groupThreadId, dispatchWidth);
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uint index = id;
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${VFXInitInstancing}
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uint threshold = inputBuffer[instanceActiveIndex];
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if(index == 0)
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outputBuffer[instanceActiveIndex].index = threshold; //Store the count here
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if (index < threshold)
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{
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#if HAVE_VFX_MODIFICATION
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${VFXLoadGraphValues}
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#if VFX_LOCAL_SPACE
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${VFXLoadParameter:{localToWorld}}
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vfxLocalToWorld = localToWorld;
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${VFXLoadParameter:{worldToLocal}}
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vfxWorldToLocal = worldToLocal;
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#else
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vfxWorldToLocal = k_identity4x4;
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vfxLocalToWorld = k_identity4x4;
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#endif
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#endif
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uint indirectId = index + instancingBatchSize + instanceActiveIndex * RAW_CAPACITY;
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uint index = inputBuffer[indirectId];
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VFXAttributes attributes = (VFXAttributes)0;
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${VFXLoadAttributes}
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${VFXFeedSortingKeys}
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outputBuffer[indirectId] = output;
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}
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}
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