void UGameplayCueManager::OnWorldCleanup(UWorld* World, bool bSessionEnded, bool bCleanupResources)
{
// Attempting to track down rare GC error where PreallocationInfo_Internal.OwningWorld is not cleaned up.
ABILITY_LOG(Display, TEXT("UGameplayCueManager::OnWorldCleanup %s Key 0x%X . Current PreallocationInfo_Internal: Key 0x%X"), *GetNameSafe(World), GetTypeHash(FObjectKey(World)), GetTypeHash(PreallocationInfo_Internal.OwningWorldKey));
#if !(UE_BUILD_SHIPPING || UE_BUILD_TEST)
DumpPreallocationStats(World);
#endif
if (PreallocationInfo_Internal.OwningWorldKey == FObjectKey(World))
{
// Reset PreallocationInfo_Internal
OnWorldCreated(nullptr, UWorld::InitializationValues());
ABILITY_LOG(Display, TEXT("UGameplayCueManager::OnWorldCleanup Reset PreallocationInfo_Internal"));
}
else
{
ABILITY_LOG(Display, TEXT("UGameplayCueManager::OnWorldCleanup did NOT Reset PreallocationInfo_Internal"));
}
#if WITH_EDITOR
for (int32 idx=0; idx < PreallocationInfoList_Internal.Num(); ++idx)
{
if (PreallocationInfoList_Internal[idx].OwningWorldKey == FObjectKey(World))
{
ABILITY_LOG(Display, TEXT("UGameplayCueManager::OnWorldCleanup Removing PreallocationInfoList_Internal element %d"), idx);
PreallocationInfoList_Internal.RemoveAtSwap(idx, 1, false);
idx--;
}
}
#endif
}
void UGameplayCueManager::OnWorldCreated(UWorld* NewWorld, const UWorld::InitializationValues IV )
{
// Attempting to track down rare GC error where PreallocationInfo_Internal.OwningWorld is not cleaned up.
ABILITY_LOG(Display, TEXT("UGameplayCueManager::OnWorldCreated %s Key 0x%X . Current PreallocationInfo_Internal: Key 0x%X"), *GetNameSafe(NewWorld), GetTypeHash(FObjectKey(NewWorld)), GetTypeHash(PreallocationInfo_Internal.OwningWorldKey));
PreallocationInfo_Internal.PreallocatedInstances.Reset();
PreallocationInfo_Internal.OwningWorldKey = FObjectKey(NewWorld);
}
void FMovieSceneActorReferenceTrackInstance::SaveState(const TArray<TWeakObjectPtr<UObject>>& RuntimeObjects, IMovieScenePlayer& Player, FMovieSceneSequenceInstance& SequenceInstance)
{
for (auto ObjectPtr : RuntimeObjects)
{
UObject* Object = ObjectPtr.Get();
if (InitActorReferenceMap.Find(Object) == nullptr)
{
AActor* ActorReferenceValue = PropertyBindings->GetCurrentValue<AActor*>(Object);
InitActorReferenceMap.Add(FObjectKey(Object), ActorReferenceValue);
}
}
}
FPreallocationInfo& UGameplayCueManager::GetPreallocationInfo(UWorld* World)
{
#if WITH_EDITOR
for (FPreallocationInfo& Info : PreallocationInfoList_Internal)
{
if (FObjectKey(World) == Info.OwningWorldKey)
{
return Info;
}
}
FPreallocationInfo NewInfo;
NewInfo.OwningWorldKey = FObjectKey(World);
PreallocationInfoList_Internal.Add(NewInfo);
return PreallocationInfoList_Internal.Last();
#else
return PreallocationInfo_Internal;
#endif
}
void FMovieSceneActorReferenceTrackInstance::RestoreState(const TArray<TWeakObjectPtr<UObject>>& RuntimeObjects, IMovieScenePlayer& Player, FMovieSceneSequenceInstance& SequenceInstance)
{
for (auto ObjectPtr : RuntimeObjects)
{
UObject* Object = ObjectPtr.Get();
if (!IsValid(Object))
{
continue;
}
if (InitActorReferenceMap.Contains(FObjectKey(Object)))
{
TWeakObjectPtr<AActor> ActorReferencePtr = *InitActorReferenceMap.Find(FObjectKey(Object));
if (ActorReferencePtr.IsValid())
{
AActor* ActorReferenceValue = ActorReferencePtr.Get();
PropertyBindings->CallFunction<AActor*>(Object, &ActorReferenceValue);
}
}
}
PropertyBindings->UpdateBindings( RuntimeObjects );
}
