C++ (Cpp) UNavigationSystem::UpdateActorInNavOctree Beispiele

Beispiel #1

Datei: NavLinkProxy.cpp Projekt: zhaoyizheng0930/UnrealEngine

void ANavLinkProxy::PostEditChangeProperty(FPropertyChangedEvent& PropertyChangedEvent) 
{
	bool bUpdateInNavOctree = false;
	if (PropertyChangedEvent.Property && PropertyChangedEvent.Property->GetFName() == GET_MEMBER_NAME_CHECKED(ANavLinkProxy, bSmartLinkIsRelevant))
	{
		SmartLinkComp->SetNavigationRelevancy(bSmartLinkIsRelevant);
		bUpdateInNavOctree = true;
	}

	const FName CategoryName = FObjectEditorUtils::GetCategoryFName(PropertyChangedEvent.Property);
	const FName MemberCategoryName = FObjectEditorUtils::GetCategoryFName(PropertyChangedEvent.MemberProperty);
	if (CategoryName == TEXT("SimpleLink") || MemberCategoryName == TEXT("SimpleLink"))
	{
		bUpdateInNavOctree = true;
	}

	if (bUpdateInNavOctree)
	{
		UNavigationSystem* NavSys = UNavigationSystem::GetCurrent(GetWorld());
		if (NavSys)
		{
			NavSys->UpdateActorInNavOctree(*this);
		}
	}

	Super::PostEditChangeProperty(PropertyChangedEvent);
}