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b985fbd1b1
List of highlights * PlayerController - Removed ForceFeedback and and OnlineReplStructs * Class - Removed Package.h * World - Pawn, Blueprint and GameInstance * Actor - CoreNet, HitResult and ActorDatalayer * EngineBaseTypes - TaskGraphInterface * AssetManager - AssetData * Scene/Child/ActorComponent - CoreNet * AnimInstance - AttributesRuntime, Skeleton, AnimCurveTypes, AnimMontage, BonePose * BulkData - IoDispatcher * AssetData - IoDispatcher, LinkerLoad * SecureHash - AsyncWork * CanvasTypes - UnrealEngine, StaticMeshResources * IpAddress - AsyncWork, Stats #preflight 6363717ece676ae8688f5d8c #rb none [CL 22968258 by henrik karlsson in ue5-main branch]
49 lines
1.4 KiB
C++
49 lines
1.4 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#pragma once
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#include "Async/TaskGraphFwd.h"
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#include "CoreMinimal.h"
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#include "Templates/RefCounting.h"
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namespace ENamedThreads { enum Type : int32; }
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////////////////////////////////////
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// Render fences
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////////////////////////////////////
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/**
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* Used to track pending rendering commands from the game thread.
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*/
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class RENDERCORE_API FRenderCommandFence
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{
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public:
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/**
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* Adds a fence command to the rendering command queue.
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* Conceptually, the pending fence count is incremented to reflect the pending fence command.
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* Once the rendering thread has executed the fence command, it decrements the pending fence count.
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* @param bSyncToRHIAndGPU, true if we should wait for the RHI thread or GPU, otherwise we only wait for the render thread.
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*/
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void BeginFence(bool bSyncToRHIAndGPU = false);
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/**
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* Waits for pending fence commands to retire.
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* @param bProcessGameThreadTasks, if true we are on a short callstack where it is safe to process arbitrary game thread tasks while we wait
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*/
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void Wait(bool bProcessGameThreadTasks = false) const;
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// return true if the fence is complete
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bool IsFenceComplete() const;
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// Ctor/dtor
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FRenderCommandFence();
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~FRenderCommandFence();
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private:
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/** Graph event that represents completion of this fence **/
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mutable FGraphEventRef CompletionEvent;
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/** Thread that will trigger the CompletionEvent **/
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ENamedThreads::Type TriggerThreadIndex;
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};
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