static [ULevelStreaming](API\Runtime\Engine\Engine\ULevelStreaming) * AddLevelToWorld ( [UWorld](API\Runtime\Engine\Engine\UWorld) * InWorld, const TCHAR * LevelPackageName, [TSubclassOf](API\Runtime\CoreUObject\Templates\TSubclassOf)< [ULevelStreaming](API\Runtime\Engine\Engine\ULevelStreaming) > LevelStreamingClass, const FTransform & LevelTransform )