Files
UnrealEngine/Engine/Source/Runtime/Landscape/Private/LandscapeInfoMap.cpp
2025-05-18 13:04:45 +08:00

67 lines
1.5 KiB
C++

// Copyright Epic Games, Inc. All Rights Reserved.
#include "LandscapeInfoMap.h"
#include "Engine/World.h"
#include "LandscapeInfo.h"
#include UE_INLINE_GENERATED_CPP_BY_NAME(LandscapeInfoMap)
ULandscapeInfoMap::ULandscapeInfoMap(const FObjectInitializer& ObjectInitializer)
: Super(ObjectInitializer)
, World(nullptr)
{
}
void ULandscapeInfoMap::PostDuplicate(bool bDuplicateForPIE)
{
Super::PostDuplicate(bDuplicateForPIE);
check(Map.Num() == 0);
}
void ULandscapeInfoMap::Serialize(FArchive& Ar)
{
Super::Serialize(Ar);
if (Ar.IsTransacting() || Ar.IsObjectReferenceCollector())
{
Ar << Map;
}
}
void ULandscapeInfoMap::BeginDestroy()
{
if (World.IsValid())
{
World->PerModuleDataObjects.Remove(this);
}
Super::BeginDestroy();
}
void ULandscapeInfoMap::AddReferencedObjects(UObject* InThis, FReferenceCollector& Collector)
{
Super::AddReferencedObjects(InThis, Collector);
ULandscapeInfoMap* This = CastChecked<ULandscapeInfoMap>(InThis);
Collector.AddReferencedObjects(This->Map, This);
}
ULandscapeInfoMap& ULandscapeInfoMap::GetLandscapeInfoMap(const UWorld* World)
{
ULandscapeInfoMap *FoundObject = nullptr;
World->PerModuleDataObjects.FindItemByClass(&FoundObject);
checkf(FoundObject, TEXT("ULandscapInfoMap object was not created for this UWorld."));
return *FoundObject;
}
ULandscapeInfoMap* ULandscapeInfoMap::FindLandscapeInfoMap(const UWorld* World)
{
ULandscapeInfoMap* FoundObject = nullptr;
World->PerModuleDataObjects.FindItemByClass(&FoundObject);
return FoundObject;
}