C++ (Cpp) FRHICommandList::TransitionResource示例

示例#1

文件： ClearReplacementShaders.cpp 项目： RandomDeveloperM/UE4_Hairworks

void FClearBufferReplacementCS::SetParameters( FRHICommandList& RHICmdList, FUnorderedAccessViewRHIParamRef BufferRW, uint32 Dword )
{
	FComputeShaderRHIParamRef ComputeShaderRHI = GetComputeShader();
	SetShaderValue(RHICmdList, ComputeShaderRHI, ClearDword, Dword);
	RHICmdList.TransitionResource(EResourceTransitionAccess::ERWBarrier, EResourceTransitionPipeline::EGfxToCompute, BufferRW);
	RHICmdList.SetUAVParameter(ComputeShaderRHI, ClearBufferRW.GetBaseIndex(), BufferRW);
}

示例#2

文件： ClearReplacementShaders.cpp 项目： RandomDeveloperM/UE4_Hairworks

void FClearTexture2DReplacementScissorCS::SetParameters(FRHICommandList& RHICmdList, FUnorderedAccessViewRHIParamRef TextureRW, FLinearColor InClearColor, const FVector4& InTargetBounds)
{
	FComputeShaderRHIParamRef ComputeShaderRHI = GetComputeShader();
	SetShaderValue(RHICmdList, ComputeShaderRHI, ClearColor, InClearColor);
	SetShaderValue(RHICmdList, ComputeShaderRHI, TargetBounds, InTargetBounds);
	RHICmdList.TransitionResource(EResourceTransitionAccess::ERWBarrier, EResourceTransitionPipeline::EGfxToCompute, TextureRW);
	RHICmdList.SetUAVParameter(ComputeShaderRHI, ClearTextureRW.GetBaseIndex(), TextureRW);
}

示例#3

文件： ClearReplacementShaders.cpp 项目： RandomDeveloperM/UE4_Hairworks

void FClearBufferReplacementCS::FinalizeParameters(FRHICommandList& RHICmdList, FUnorderedAccessViewRHIParamRef BufferRW)
{
	RHICmdList.TransitionResource(EResourceTransitionAccess::EReadable, EResourceTransitionPipeline::EComputeToGfx, BufferRW);
}

示例#4

文件： ClearReplacementShaders.cpp 项目： RandomDeveloperM/UE4_Hairworks

void FClearTexture2DReplacementScissorCS::FinalizeParameters(FRHICommandList& RHICmdList, FUnorderedAccessViewRHIParamRef TextureRW)
{
	RHICmdList.TransitionResource(EResourceTransitionAccess::EReadable, EResourceTransitionPipeline::EComputeToGfx, TextureRW);
}