54 lines
1.5 KiB
C++
54 lines
1.5 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#pragma once
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#include "GlobalShader.h"
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#include "RenderGraphUtils.h"
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#include "ShaderParameterUtils.h"
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#define UE_API NNEDENOISERSHADERS_API
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namespace UE::NNEDenoiserShaders::Internal
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{
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enum class ETransferFunctionOidnMode : uint8
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{
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Forwward = 0,
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Inverse,
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MAX
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};
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class FTransferFunctionOidnConstants
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{
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public:
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static constexpr int32 THREAD_GROUP_SIZE{16};
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};
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class FTransferFunctionOidnCS : public FGlobalShader
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{
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DECLARE_EXPORTED_GLOBAL_SHADER(FTransferFunctionOidnCS, UE_API);
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SHADER_USE_PARAMETER_STRUCT(FTransferFunctionOidnCS, FGlobalShader)
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class FTransferFunctionOidnMode : SHADER_PERMUTATION_ENUM_CLASS("MODE", ETransferFunctionOidnMode);
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using FPermutationDomain = TShaderPermutationDomain<FTransferFunctionOidnMode>;
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public:
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BEGIN_SHADER_PARAMETER_STRUCT(FParameters, )
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SHADER_PARAMETER(int32, Width)
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SHADER_PARAMETER(int32, Height)
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SHADER_PARAMETER_RDG_TEXTURE(Texture2D, InputTexture)
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SHADER_PARAMETER_RDG_BUFFER_SRV(Buffer, InputScaleBuffer)
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SHADER_PARAMETER(float, NormScale)
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SHADER_PARAMETER(float, InvNormScale)
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SHADER_PARAMETER_RDG_TEXTURE_UAV(RWTexture2D, OutputTexture)
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END_SHADER_PARAMETER_STRUCT()
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static UE_API void ModifyCompilationEnvironment(const FGlobalShaderPermutationParameters& InParameters, FShaderCompilerEnvironment& OutEnvironment);
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static UE_API bool ShouldCompilePermutation(const FGlobalShaderPermutationParameters& Parameters);
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};
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} // namespace UE::NNEDenoiser::Private
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#undef UE_API
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