46 lines
1.7 KiB
C++
46 lines
1.7 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#pragma once
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#include "NNEHlslShadersBase.h"
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#include "RenderGraphUtils.h"
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#include "ShaderParameterUtils.h"
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namespace UE::NNEHlslShaders::Internal
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{
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class FSplitConstants
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{
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public:
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static const int32 MAX_NUM_DIMENSIONS{ 8 };
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static const int32 MAX_NUM_SPLITS{ 8 };
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static const int32 NUM_GROUP_THREADS{ 256 };
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};
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class NNEHLSLSHADERS_API FSplitCS : public FHlslShaderBase
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{
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DECLARE_GLOBAL_SHADER(FSplitCS);
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SHADER_USE_PARAMETER_STRUCT(FSplitCS, FHlslShaderBase)
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class FSplitRank : SHADER_PERMUTATION_RANGE_INT("RANK", 1, FSplitConstants::MAX_NUM_DIMENSIONS);
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class FSplitAxis : SHADER_PERMUTATION_RANGE_INT("AXIS", 0, FSplitConstants::MAX_NUM_DIMENSIONS - 1);
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class FSplitNumSplits : SHADER_PERMUTATION_RANGE_INT("NUM_SPLITS", 1, FSplitConstants::MAX_NUM_SPLITS);
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using FPermutationDomain = TShaderPermutationDomain<FSplitRank, FSplitAxis, FSplitNumSplits>;
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public:
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BEGIN_SHADER_PARAMETER_STRUCT(FParameters, )
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SHADER_PARAMETER_RDG_BUFFER_SRV(Buffer<float>, Input)
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SHADER_PARAMETER_RDG_BUFFER_UAV_ARRAY(RWBuffer<float>, Output, [FSplitConstants::MAX_NUM_SPLITS])
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SHADER_PARAMETER_ARRAY(FUintVector4, InputTensorInfo, [FSplitConstants::MAX_NUM_DIMENSIONS])
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SHADER_PARAMETER_ARRAY(FUintVector4, OutputTensorInfo, [FSplitConstants::MAX_NUM_SPLITS * FSplitConstants::MAX_NUM_DIMENSIONS])
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SHADER_PARAMETER(uint32, ThreadCountX)
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SHADER_PARAMETER(uint32, Num)
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END_SHADER_PARAMETER_STRUCT()
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static bool ShouldCompilePermutation(const FGlobalShaderPermutationParameters& InParameters);
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static void ModifyCompilationEnvironment(const FGlobalShaderPermutationParameters& InParameters, FShaderCompilerEnvironment& OutEnvironment);
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};
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} // UE::NNEHlslShaders::Internal
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