C++ (Cpp) UPackage::Modify Examples

Example #1

File: HierarchicalLODUtilities.cpp Project: JustDo1989/UnrealEngine4.11-HairWorks

UPackage* FHierarchicalLODUtilities::CreateOrRetrieveLevelHLODPackage(ULevel* InLevel)
{
	checkf(InLevel != nullptr, TEXT("Invalid Level supplied"));

	UPackage* HLODPackage = nullptr;
	UPackage* LevelOuterMost = InLevel->GetOutermost();

	const FString PathName = FPackageName::GetLongPackagePath(LevelOuterMost->GetPathName());
	const FString BaseName = FPackageName::GetShortName(LevelOuterMost->GetPathName());
	const FString HLODLevelPackageName = FString::Printf(TEXT("%s/HLOD/%s_HLOD"), *PathName, *BaseName);

	HLODPackage = CreatePackage(NULL, *HLODLevelPackageName);
	HLODPackage->FullyLoad();
	HLODPackage->Modify();
	
	// Target level filename
	const FString HLODLevelFileName = FPackageName::LongPackageNameToFilename(HLODLevelPackageName);
	// This is a hack to avoid save file dialog when we will be saving HLOD map package
	HLODPackage->FileName = FName(*HLODLevelFileName);

	return HLODPackage;	
}