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UnrealEngineUWP/Engine/Source/Runtime/RenderCore/Private/ClearReplacementShaders.cpp
Arciel Rekman 6332ee254d Do not precreate clear replacement shaders in the editor (UE-127489). 
- The benefit isn't worth having to deal with multiple fallouts from this.

#rb none
#jira UE-127489

#ushell-cherrypick of 17776551 by Arciel.Rekman

[CL 17779200 by Arciel Rekman in ue5-main branch]
2021-10-11 20:59:31 -04:00

120 lines
9.5 KiB
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// Copyright Epic Games, Inc. All Rights Reserved.
#include "ClearReplacementShaders.h"
#include "ShaderParameterUtils.h"
#include "RendererInterface.h"
IMPLEMENT_SHADER_TYPE4_WITH_TEMPLATE_PREFIX(template<>, RENDERCORE_API, FClearReplacementVS , SF_Vertex);
IMPLEMENT_SHADER_TYPE4_WITH_TEMPLATE_PREFIX(template<>, RENDERCORE_API, FClearReplacementVS_Bounds , SF_Vertex);
IMPLEMENT_SHADER_TYPE4_WITH_TEMPLATE_PREFIX(template<>, RENDERCORE_API, FClearReplacementVS_Depth , SF_Vertex);
IMPLEMENT_SHADER_TYPE4_WITH_TEMPLATE_PREFIX(template<>, RENDERCORE_API, FClearReplacementPS , SF_Pixel);
IMPLEMENT_SHADER_TYPE4_WITH_TEMPLATE_PREFIX(template<>, RENDERCORE_API, FClearReplacementPS_128 , SF_Pixel);
IMPLEMENT_SHADER_TYPE4_WITH_TEMPLATE_PREFIX(template<>, RENDERCORE_API, FClearReplacementPS_Zero , SF_Pixel);
IMPLEMENT_SHADER_TYPE4_WITH_TEMPLATE_PREFIX(template<>, RENDERCORE_API, FClearReplacementCS_Buffer_Uint_Bounds , SF_Compute);
IMPLEMENT_SHADER_TYPE4_WITH_TEMPLATE_PREFIX(template<>, RENDERCORE_API, FClearReplacementCS_Buffer_Uint4_Bounds , SF_Compute);
IMPLEMENT_SHADER_TYPE4_WITH_TEMPLATE_PREFIX(template<>, RENDERCORE_API, FClearReplacementCS_Buffer_Uint4 , SF_Compute);
IMPLEMENT_SHADER_TYPE4_WITH_TEMPLATE_PREFIX(template<>, RENDERCORE_API, FClearReplacementCS_Buffer_Float_Bounds , SF_Compute);
IMPLEMENT_SHADER_TYPE4_WITH_TEMPLATE_PREFIX(template<>, RENDERCORE_API, FClearReplacementCS_Buffer_Float4_Bounds , SF_Compute);
IMPLEMENT_SHADER_TYPE4_WITH_TEMPLATE_PREFIX(template<>, RENDERCORE_API, FClearReplacementCS_LargeBuffer_Uint_Bounds , SF_Compute);
IMPLEMENT_SHADER_TYPE4_WITH_TEMPLATE_PREFIX(template<>, RENDERCORE_API, FClearReplacementCS_LargeBuffer_Uint4_Bounds , SF_Compute);
IMPLEMENT_SHADER_TYPE4_WITH_TEMPLATE_PREFIX(template<>, RENDERCORE_API, FClearReplacementCS_LargeBuffer_Uint4 , SF_Compute);
IMPLEMENT_SHADER_TYPE4_WITH_TEMPLATE_PREFIX(template<>, RENDERCORE_API, FClearReplacementCS_LargeBuffer_Float_Bounds , SF_Compute);
IMPLEMENT_SHADER_TYPE4_WITH_TEMPLATE_PREFIX(template<>, RENDERCORE_API, FClearReplacementCS_LargeBuffer_Float4_Bounds , SF_Compute);
IMPLEMENT_SHADER_TYPE4_WITH_TEMPLATE_PREFIX(template<>, RENDERCORE_API, FClearReplacementCS_StructuredBuffer_Uint_Bounds , SF_Compute);
IMPLEMENT_SHADER_TYPE4_WITH_TEMPLATE_PREFIX(template<>, RENDERCORE_API, FClearReplacementCS_StructuredBuffer_Uint4_Bounds , SF_Compute);
IMPLEMENT_SHADER_TYPE4_WITH_TEMPLATE_PREFIX(template<>, RENDERCORE_API, FClearReplacementCS_StructuredBuffer_Uint4 , SF_Compute);
IMPLEMENT_SHADER_TYPE4_WITH_TEMPLATE_PREFIX(template<>, RENDERCORE_API, FClearReplacementCS_StructuredBuffer_Float_Bounds , SF_Compute);
IMPLEMENT_SHADER_TYPE4_WITH_TEMPLATE_PREFIX(template<>, RENDERCORE_API, FClearReplacementCS_StructuredBuffer_Float4_Bounds , SF_Compute);
IMPLEMENT_SHADER_TYPE4_WITH_TEMPLATE_PREFIX(template<>, RENDERCORE_API, FClearReplacementCS_Texture3D_Float4_Bounds , SF_Compute);
IMPLEMENT_SHADER_TYPE4_WITH_TEMPLATE_PREFIX(template<>, RENDERCORE_API, FClearReplacementCS_Texture2DArray_Float4_Bounds , SF_Compute);
IMPLEMENT_SHADER_TYPE4_WITH_TEMPLATE_PREFIX(template<>, RENDERCORE_API, FClearReplacementCS_Texture2D_Float4_Bounds , SF_Compute);
IMPLEMENT_SHADER_TYPE4_WITH_TEMPLATE_PREFIX(template<>, RENDERCORE_API, FClearReplacementCS_Buffer_Uint_Zero , SF_Compute);
IMPLEMENT_SHADER_TYPE4_WITH_TEMPLATE_PREFIX(template<>, RENDERCORE_API, FClearReplacementCS_StructuredBuffer_Uint_Zero , SF_Compute);
IMPLEMENT_SHADER_TYPE4_WITH_TEMPLATE_PREFIX(template<>, RENDERCORE_API, FClearReplacementCS_Texture2DArray_Uint_Zero , SF_Compute);
IMPLEMENT_SHADER_TYPE4_WITH_TEMPLATE_PREFIX(template<>, RENDERCORE_API, FClearReplacementCS_Buffer_Uint , SF_Compute);
IMPLEMENT_SHADER_TYPE4_WITH_TEMPLATE_PREFIX(template<>, RENDERCORE_API, FClearReplacementCS_LargeBuffer_Uint , SF_Compute);
IMPLEMENT_SHADER_TYPE4_WITH_TEMPLATE_PREFIX(template<>, RENDERCORE_API, FClearReplacementCS_StructuredBuffer_Uint , SF_Compute);
IMPLEMENT_SHADER_TYPE4_WITH_TEMPLATE_PREFIX(template<>, RENDERCORE_API, FClearReplacementCS_Texture2DArray_Uint , SF_Compute);
IMPLEMENT_SHADER_TYPE4_WITH_TEMPLATE_PREFIX(template<>, RENDERCORE_API, FClearReplacementCS_Texture3D_Float4 , SF_Compute);
IMPLEMENT_SHADER_TYPE4_WITH_TEMPLATE_PREFIX(template<>, RENDERCORE_API, FClearReplacementCS_Texture2D_Float4 , SF_Compute);
IMPLEMENT_SHADER_TYPE4_WITH_TEMPLATE_PREFIX(template<>, RENDERCORE_API, FClearReplacementCS_Texture2DArray_Float4 , SF_Compute);
IMPLEMENT_SHADER_TYPE4_WITH_TEMPLATE_PREFIX(template<>, RENDERCORE_API, FClearReplacementCS_Texture3D_Uint4 , SF_Compute);
IMPLEMENT_SHADER_TYPE4_WITH_TEMPLATE_PREFIX(template<>, RENDERCORE_API, FClearReplacementCS_Texture2D_Uint4 , SF_Compute);
IMPLEMENT_SHADER_TYPE4_WITH_TEMPLATE_PREFIX(template<>, RENDERCORE_API, FClearReplacementCS_Texture2DArray_Uint4 , SF_Compute);
IMPLEMENT_SHADER_TYPE4_WITH_TEMPLATE_PREFIX(template<>, RENDERCORE_API, FClearReplacementCS_Texture3D_Uint4_Bounds , SF_Compute);
IMPLEMENT_SHADER_TYPE4_WITH_TEMPLATE_PREFIX(template<>, RENDERCORE_API, FClearReplacementCS_Texture2D_Uint4_Bounds , SF_Compute);
IMPLEMENT_SHADER_TYPE4_WITH_TEMPLATE_PREFIX(template<>, RENDERCORE_API, FClearReplacementCS_Texture2DArray_Uint4_Bounds , SF_Compute);
IMPLEMENT_SHADER_TYPE4_WITH_TEMPLATE_PREFIX(template<>, RENDERCORE_API, FClearReplacementCS_Buffer_Sint4_Bounds , SF_Compute);
IMPLEMENT_SHADER_TYPE4_WITH_TEMPLATE_PREFIX(template<>, RENDERCORE_API, FClearReplacementCS_LargeBuffer_Sint4_Bounds , SF_Compute);
IMPLEMENT_SHADER_TYPE4_WITH_TEMPLATE_PREFIX(template<>, RENDERCORE_API, FClearReplacementCS_StructuredBuffer_Sint4_Bounds , SF_Compute);
IMPLEMENT_SHADER_TYPE4_WITH_TEMPLATE_PREFIX(template<>, RENDERCORE_API, FClearReplacementCS_Texture3D_Sint4_Bounds , SF_Compute);
IMPLEMENT_SHADER_TYPE4_WITH_TEMPLATE_PREFIX(template<>, RENDERCORE_API, FClearReplacementCS_Texture2D_Sint4_Bounds , SF_Compute);
IMPLEMENT_SHADER_TYPE4_WITH_TEMPLATE_PREFIX(template<>, RENDERCORE_API, FClearReplacementCS_Texture2DArray_Sint4_Bounds , SF_Compute);
void CreateClearReplacementShaders()
{
#if !WITH_EDITOR // in editor, this function overall has a lesser sence due to the ability to switch the preview modes on the fly and recompile the shaders, which both can execute the code on GT while RT is already created.
// if RHI supports MT shader creation, then we don't care to init here
ensureMsgf(!GRHISupportsMultithreadedShaderCreation, TEXT("InitClearReplacementShaders() is called while GRHISupportsMultithreadedShaderCreation is true. This is an unnecessary call."));
ensureMsgf(IsInRenderingThread() || GRHISupportsMultithreadedShaderCreation, TEXT("InitClearReplacementShaders() is expected to be called from the render thread if GRHISupportsMultithreadedShaderCreation is false."));
#define UE_CREATE_SHADER(TShaderType) \
{ \
TShaderMapRef<TShaderType> ComputeShader(GetGlobalShaderMap(GMaxRHIFeatureLevel)); \
FRHIComputeShader* ShaderRHI = ComputeShader.GetComputeShader(); \
}
UE_CREATE_SHADER(FClearReplacementCS_Buffer_Uint_Bounds);
UE_CREATE_SHADER(FClearReplacementCS_Buffer_Float_Bounds);
UE_CREATE_SHADER(FClearReplacementCS_Buffer_Float4_Bounds);
UE_CREATE_SHADER(FClearReplacementCS_LargeBuffer_Uint_Bounds);
UE_CREATE_SHADER(FClearReplacementCS_LargeBuffer_Float_Bounds);
UE_CREATE_SHADER(FClearReplacementCS_LargeBuffer_Float4_Bounds);
UE_CREATE_SHADER(FClearReplacementCS_StructuredBuffer_Uint_Bounds);
UE_CREATE_SHADER(FClearReplacementCS_StructuredBuffer_Float_Bounds);
UE_CREATE_SHADER(FClearReplacementCS_StructuredBuffer_Float4_Bounds);
UE_CREATE_SHADER(FClearReplacementCS_Texture3D_Float4_Bounds);
UE_CREATE_SHADER(FClearReplacementCS_Texture2D_Float4_Bounds);
UE_CREATE_SHADER(FClearReplacementCS_Texture2DArray_Float4_Bounds);
// Compute shaders for clearing each resource type. No bounds checks enabled.
UE_CREATE_SHADER(FClearReplacementCS_Buffer_Uint_Zero);
UE_CREATE_SHADER(FClearReplacementCS_StructuredBuffer_Uint_Zero);
UE_CREATE_SHADER(FClearReplacementCS_Texture2DArray_Uint_Zero);
UE_CREATE_SHADER(FClearReplacementCS_Buffer_Uint);
UE_CREATE_SHADER(FClearReplacementCS_LargeBuffer_Uint);
UE_CREATE_SHADER(FClearReplacementCS_StructuredBuffer_Uint);
UE_CREATE_SHADER(FClearReplacementCS_Texture2DArray_Uint);
UE_CREATE_SHADER(FClearReplacementCS_Texture3D_Float4);
UE_CREATE_SHADER(FClearReplacementCS_Texture2D_Float4);
UE_CREATE_SHADER(FClearReplacementCS_Texture2DArray_Float4);
// Used by ClearUAV_T in ClearQuad.cpp
UE_CREATE_SHADER(FClearReplacementCS_Texture3D_Uint4);
UE_CREATE_SHADER(FClearReplacementCS_Texture2D_Uint4);
UE_CREATE_SHADER(FClearReplacementCS_Texture2DArray_Uint4);
UE_CREATE_SHADER(FClearReplacementCS_Buffer_Uint4);
UE_CREATE_SHADER(FClearReplacementCS_LargeBuffer_Uint4);
UE_CREATE_SHADER(FClearReplacementCS_StructuredBuffer_Uint4);
UE_CREATE_SHADER(FClearReplacementCS_Buffer_Uint4_Bounds);
UE_CREATE_SHADER(FClearReplacementCS_LargeBuffer_Uint4_Bounds);
UE_CREATE_SHADER(FClearReplacementCS_StructuredBuffer_Uint4_Bounds);
UE_CREATE_SHADER(FClearReplacementCS_Texture3D_Uint4_Bounds);
UE_CREATE_SHADER(FClearReplacementCS_Texture2D_Uint4_Bounds);
UE_CREATE_SHADER(FClearReplacementCS_Texture2DArray_Uint4_Bounds);
UE_CREATE_SHADER(FClearReplacementCS_Buffer_Sint4_Bounds);
UE_CREATE_SHADER(FClearReplacementCS_LargeBuffer_Sint4_Bounds);
UE_CREATE_SHADER(FClearReplacementCS_StructuredBuffer_Sint4_Bounds);
UE_CREATE_SHADER(FClearReplacementCS_Texture3D_Sint4_Bounds);
UE_CREATE_SHADER(FClearReplacementCS_Texture2D_Sint4_Bounds);
UE_CREATE_SHADER(FClearReplacementCS_Texture2DArray_Sint4_Bounds);
#undef UE_CREATE_SHADER
#endif
}
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