107 lines
2.6 KiB
C++
107 lines
2.6 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#pragma once
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#include "Containers/Array.h"
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#include "Containers/Map.h"
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#include "EntitySystem/BuiltInComponentTypes.h"
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#include "EntitySystem/MovieSceneEntitySystem.h"
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#include "EntitySystem/MovieSceneSequenceInstanceHandle.h"
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#include "Evaluation/IMovieSceneEvaluationHook.h"
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#include "HAL/Platform.h"
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#include "HAL/PlatformCrt.h"
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#include "Misc/FrameTime.h"
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#include "MovieSceneSequenceID.h"
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#include "UObject/ObjectMacros.h"
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#include "UObject/UObjectGlobals.h"
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#include "MovieSceneEvaluationHookSystem.generated.h"
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class UMovieSceneEntitySystemLinker;
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class UObject;
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USTRUCT()
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struct FMovieSceneEvaluationHookEvent
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{
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GENERATED_BODY()
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UPROPERTY()
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FMovieSceneEvaluationHookComponent Hook;
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UE::MovieScene::FRootInstanceHandle RootInstanceHandle;
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FMovieSceneSequenceID SequenceID;
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int32 TriggerIndex;
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FFrameTime RootTime;
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UE::MovieScene::EEvaluationHookEvent Type;
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bool bRestoreState = false;
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};
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USTRUCT()
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struct FMovieSceneEvaluationHookEventContainer
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{
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GENERATED_BODY()
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UPROPERTY()
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TArray<FMovieSceneEvaluationHookEvent> Events;
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};
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USTRUCT()
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struct FMovieSceneEvaluationInstanceKey
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{
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GENERATED_BODY()
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FMovieSceneEvaluationInstanceKey()
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{}
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FMovieSceneEvaluationInstanceKey(UE::MovieScene::FInstanceHandle InInstanceHandle)
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: InstanceHandle(InInstanceHandle)
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{}
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friend uint32 GetTypeHash(FMovieSceneEvaluationInstanceKey InKey)
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{
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return GetTypeHash(InKey.InstanceHandle);
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}
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friend bool operator==(FMovieSceneEvaluationInstanceKey A, FMovieSceneEvaluationInstanceKey B)
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{
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return A.InstanceHandle == B.InstanceHandle;
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}
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UE::MovieScene::FInstanceHandle InstanceHandle;
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};
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UCLASS(MinimalAPI)
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class UMovieSceneEvaluationHookSystem : public UMovieSceneEntitySystem
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{
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public:
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GENERATED_BODY()
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MOVIESCENE_API UMovieSceneEvaluationHookSystem(const FObjectInitializer& ObjInit);
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MOVIESCENE_API void AddEvent(UE::MovieScene::FInstanceHandle RootInstance, const FMovieSceneEvaluationHookEvent& InEvent);
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MOVIESCENE_API void SortEvents();
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protected:
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MOVIESCENE_API bool HasEvents() const;
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MOVIESCENE_API void TriggerAllEvents();
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private:
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MOVIESCENE_API virtual void OnSchedulePersistentTasks(UE::MovieScene::IEntitySystemScheduler* TaskScheduler) override;
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MOVIESCENE_API virtual void OnRun(FSystemTaskPrerequisites& InPrerequisites, FSystemSubsequentTasks& Subsequents) override;
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MOVIESCENE_API virtual bool IsRelevantImpl(UMovieSceneEntitySystemLinker* InLinker) const override;
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void UpdateHooks();
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UPROPERTY()
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TMap<FMovieSceneEvaluationInstanceKey, FMovieSceneEvaluationHookEventContainer> PendingEventsByRootInstance;
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};
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