C++ (Cpp) FMovieSceneSequenceInstance::AsShared Examples

Example #1

File: MovieSceneActorReferenceTrackInstance.cpp Project: zhaoyizheng0930/UnrealEngine

void FMovieSceneActorReferenceTrackInstance::Update(EMovieSceneUpdateData& UpdateData, const TArray<TWeakObjectPtr<UObject>>& RuntimeObjects, class IMovieScenePlayer& Player, FMovieSceneSequenceInstance& SequenceInstance ) 
{
	// TODO: Support default values.
	FGuid ActorReferenceGuid;
	if( ActorReferenceTrack->Eval( UpdateData.Position, UpdateData.LastPosition, ActorReferenceGuid ) )
	{
		AActor* CurrentActor = nullptr;
		if (GuidToActorCache.Contains(ActorReferenceGuid))
		{
			TWeakObjectPtr<AActor> CachedActor = *GuidToActorCache.Find(ActorReferenceGuid);
			if (CachedActor.IsValid())
			{
				CurrentActor = CachedActor.Get();
			}
		}

		if (CurrentActor == nullptr)
		{
			TArray<TWeakObjectPtr<UObject>> RuntimeObjectsForGuid;
			Player.GetRuntimeObjects(SequenceInstance.AsShared(), ActorReferenceGuid, RuntimeObjectsForGuid);
	
			if (RuntimeObjectsForGuid.Num() == 1)
			{
				AActor* ActorForGuid = Cast<AActor>(RuntimeObjectsForGuid[0].Get());

				if (ActorForGuid != nullptr)
				{
					CurrentActor = ActorForGuid;
					if (CurrentActor != nullptr)
					{
						GuidToActorCache.Add(ActorReferenceGuid, CurrentActor);
					}
				}
			}
		}

		if (CurrentActor != nullptr)
		{
			for (auto ObjectPtr : RuntimeObjects)
			{
				UObject* Object = ObjectPtr.Get();
				PropertyBindings->CallFunction<AActor*>(Object, &CurrentActor);
			}
		}
	}
}

Example #2

File: MovieSceneActorReferenceTrackInstance.cpp Project: WasPedro/UnrealEngine4.11-HairWorks

void FMovieSceneActorReferenceTrackInstance::Update(EMovieSceneUpdateData& UpdateData, const TArray<TWeakObjectPtr<UObject>>& RuntimeObjects, class IMovieScenePlayer& Player, FMovieSceneSequenceInstance& SequenceInstance ) 
{
	
	FGuid ActorReferenceGuid;
	if( ActorReferenceTrack->Eval( UpdateData.Position, UpdateData.LastPosition, ActorReferenceGuid ) )
	{
		AActor* CurrentActor;
		AActor** CachedActorPtr = GuidToActorCache.Find( ActorReferenceGuid );

		if (CachedActorPtr != nullptr)
		{
			CurrentActor = *CachedActorPtr;
		}
		else
		{
			TArray<TWeakObjectPtr<UObject>> RuntimeObjectsForGuid;
			Player.GetRuntimeObjects(SequenceInstance.AsShared(), ActorReferenceGuid, RuntimeObjectsForGuid);
	
			if (RuntimeObjectsForGuid.Num() == 1)
			{
				AActor* ActorForGuid = Cast<AActor>(RuntimeObjectsForGuid[0].Get());

				if (ActorForGuid != nullptr)
				{
					CurrentActor = ActorForGuid;
					GuidToActorCache.Add(ActorReferenceGuid, CurrentActor);
				}
			}
		}

		for (auto ObjectPtr : RuntimeObjects)
		{
			UObject* Object = ObjectPtr.Get();
			PropertyBindings->CallFunction<AActor*>(Object, &CurrentActor);
		}
	}
}