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#rb none #ROBOMERGE-SOURCE: CL 12488855 via CL 12488867 via CL 12488870 #ROBOMERGE-BOT: RELEASE (Release-Engine-Staging -> Main) (v673-12478461) [CL 12488877 by zach bethel in Main branch]
81 lines
2.3 KiB
C++
81 lines
2.3 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#include "RenderGraphPass.h"
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void FRDGPassParameterStruct::ClearUniformBuffers() const
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{
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/** The pass parameter struct is mostly POD, with the exception of uniform buffers.
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* Since the explicit type of the struct is unknown, the method traverses and destructs
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* all uniform buffer references manually.
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*/
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const auto& Resources = Layout->Resources;
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for (int32 ResourceIndex = 0; ResourceIndex < Resources.Num(); ++ResourceIndex)
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{
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const EUniformBufferBaseType MemberType = Resources[ResourceIndex].MemberType;
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if (MemberType == UBMT_REFERENCED_STRUCT)
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{
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const uint16 MemberOffset = Resources[ResourceIndex].MemberOffset;
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FUniformBufferRHIRef* UniformBufferPtr = reinterpret_cast<FUniformBufferRHIRef*>(Contents + MemberOffset);
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*UniformBufferPtr = FUniformBufferRHIRef();
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}
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}
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}
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FUniformBufferStaticBindings FRDGPassParameterStruct::GetGlobalUniformBuffers() const
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{
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FUniformBufferStaticBindings GlobalUniformBuffers;
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const auto& Resources = Layout->Resources;
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for (int32 ResourceIndex = 0; ResourceIndex < Resources.Num(); ++ResourceIndex)
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{
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const EUniformBufferBaseType MemberType = Resources[ResourceIndex].MemberType;
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if (MemberType == UBMT_REFERENCED_STRUCT)
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{
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const uint16 MemberOffset = Resources[ResourceIndex].MemberOffset;
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FRHIUniformBuffer* UniformBufferPtr = *reinterpret_cast<FUniformBufferRHIRef*>(Contents + MemberOffset);
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if (UniformBufferPtr && UniformBufferPtr->HasStaticSlot())
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{
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GlobalUniformBuffers.AddUniformBuffer(UniformBufferPtr);
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}
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}
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}
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return GlobalUniformBuffers;
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}
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FRDGPass::FRDGPass(
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FRDGEventName&& InName,
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FRDGPassParameterStruct InParameterStruct,
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ERDGPassFlags InPassFlags)
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: Name(static_cast<FRDGEventName&&>(InName))
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, ParameterStruct(InParameterStruct)
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, PassFlags(InPassFlags)
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{}
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void FRDGPass::Execute(FRHICommandListImmediate& RHICmdList) const
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{
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SCOPED_NAMED_EVENT(FRDGPass_Execute, FColor::Emerald);
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const FUniformBufferStaticBindings GlobalUniformBuffers = ParameterStruct.GetGlobalUniformBuffers();
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if (GlobalUniformBuffers.GetUniformBufferCount())
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{
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RHICmdList.SetGlobalUniformBuffers(GlobalUniformBuffers);
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}
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ExecuteImpl(RHICmdList);
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if (GlobalUniformBuffers.GetUniformBufferCount())
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{
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RHICmdList.SetGlobalUniformBuffers({});
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}
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ParameterStruct.ClearUniformBuffers();
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} |