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2025-05-18 13:04:45 +08:00

76 lines
2.4 KiB
C++

// Copyright Epic Games, Inc. All Rights Reserved.
#if WITH_EDITOR
#include "Misc/QueuedThreadPool.h"
#if WITH_COREUOBJECT
#include "UObject/PackageResourceManager.h"
#endif
#ifdef DERIVEDDATACACHE_API
#include "DerivedDataBuild.h"
#include "DerivedDataCache.h"
#endif
void InitEditorThreadPools()
{
GLargeThreadPool = new FQueuedLowLevelThreadPool();
// GThreadPool will schedule on the LargeThreadPool but limit max concurrency to the given number.
GThreadPool = new FQueuedThreadPoolWrapper(GLargeThreadPool, FPlatformMisc::NumberOfWorkerThreadsToSpawn());
}
void InitDerivedDataCache()
{
#if WITH_EDITORONLY_DATA && defined(DERIVEDDATACACHE_API)
if (!FPlatformProperties::RequiresCookedData())
{
// Ensure that DDC is initialized from the game thread.
UE::DerivedData::GetCache();
UE::DerivedData::GetBuild();
GetDerivedDataCacheRef();
}
#endif // WITH_EDITORONLY_DATA && defined(DERIVEDDATACACHE_API)
}
void InitForWithEditorOnlyData()
{
#if WITH_COREUOBJECT
//Initialize the PackageResourceManager, which is needed to load any (non-script) Packages. It is first used in ProcessNewlyLoadedObjects (due to the loading of asset references in Class Default Objects)
// It has to be intialized after the AssetRegistryModule; the editor implementations of PackageResourceManager relies on it
IPackageResourceManager::Initialize();
#endif // WITH_COREUOBJECT
#if WITH_EDITOR
// Initialize the BulkDataRegistry, which registers BulkData structs loaded from Packages for later building. It uses the same lifetime as IPackageResourceManager
IBulkDataRegistry::Initialize();
#endif // WITH_EDITOR
}
void InitEditor()
{
#if WITH_EDITOR
FModuleManager::Get().LoadModuleChecked("UnrealEd");
GIsEditor = true;
GEngine = GEditor = NewObject<UEditorEngine>(GetTransientPackage(), UEditorEngine::StaticClass());
GEngine->ParseCommandline();
GEditor->InitEditor(&GEngineLoop);
#endif // #if WITH_EDITOR
}
void InitSlate()
{
FSlateApplication::Create();
TSharedPtr<FSlateRenderer> SlateRenderer = FModuleManager::Get().LoadModuleChecked<ISlateNullRendererModule>("SlateNullRenderer").CreateSlateNullRenderer();
TSharedRef<FSlateRenderer> SlateRendererSharedRef = SlateRenderer.ToSharedRef();
// If Slate is being used, initialize the renderer after RHIInit
FSlateApplication& CurrentSlateApp = FSlateApplication::Get();
CurrentSlateApp.InitializeRenderer(SlateRendererSharedRef);
}
#endif // WITH_EDITOR