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e204f6bec0
#rnx [FYI] jon.huller, sondra.moyls, helen.yang #rb rob.gay #p4v-cherrypick 36200858 [CL 36217146 by rob gay in 5.5 branch]
171 lines
7.7 KiB
C++
171 lines
7.7 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#pragma once
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#include "Engine/Engine.h"
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#include "Engine/StreamableManager.h"
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#include "MetasoundAssetBase.h"
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#include "MetasoundAssetManager.h"
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#include "MetasoundBuilderBase.h"
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#include "MetasoundDocumentInterface.h"
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#include "Subsystems/EngineSubsystem.h"
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#include "UObject/Object.h"
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#include "MetasoundAssetSubsystem.generated.h"
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// Forward Declarations
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class UAssetManager;
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class FMetasoundAssetBase;
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struct FDirectoryPath;
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struct FMetaSoundFrontendDocumentBuilder;
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USTRUCT(BlueprintType)
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struct METASOUNDENGINE_API FMetaSoundAssetDirectory
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{
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GENERATED_BODY()
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UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = Directories, meta = (RelativePath, LongPackageName))
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FDirectoryPath Directory;
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};
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/** Contains info of assets which are currently async loading. */
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USTRUCT()
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struct FMetaSoundAsyncAssetDependencies
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{
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GENERATED_BODY()
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// ID of the async load
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int32 LoadID = 0;
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// Parent MetaSound
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UPROPERTY(Transient)
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TObjectPtr<UObject> MetaSound;
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// Dependencies of parent MetaSound
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TArray<FSoftObjectPath> Dependencies;
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// Handle to in-flight streaming request
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TSharedPtr<FStreamableHandle> StreamableHandle;
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};
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namespace Metasound::Engine
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{
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void DeinitializeAssetManager();
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void InitializeAssetManager();
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} // namespace Metasound::Engine
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UCLASS(meta = (DisplayName = "MetaSound Asset Subsystem"))
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class METASOUNDENGINE_API UMetaSoundAssetSubsystem : public UEngineSubsystem
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{
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GENERATED_BODY()
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public:
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using FAssetInfo = Metasound::Frontend::IMetaSoundAssetManager::FAssetInfo;
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virtual void Initialize(FSubsystemCollectionBase& InCollection) override;
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UE_DEPRECATED(5.5, "Moved to internal implementation, use IMetaSoundAssetManager::GetChecked() and analogous call")
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virtual void RemoveAsset(const UObject& InObject);
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UE_DEPRECATED(5.5, "Moved to internal implementation, use IMetaSoundAssetManager::GetChecked() and analogous call")
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virtual void RemoveAsset(const FAssetData& InAssetData);
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UE_DEPRECATED(5.5, "Moved to internal implementation, use IMetaSoundAssetManager::GetChecked() and analogous call")
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virtual void RenameAsset(const FAssetData& InAssetData, bool bInReregisterWithFrontend = true);
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#if WITH_EDITORONLY_DATA
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UE_DEPRECATED(5.5, "Moved to internal implementation, use IMetaSoundAssetManager::GetChecked() and analogous call")
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virtual void AddAssetReferences(FMetasoundAssetBase& InAssetBase);
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#endif
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UE_DEPRECATED(5.5, "Moved to internal implementation, use IMetaSoundAssetManager::GetChecked() and analogous call")
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Metasound::Frontend::FNodeRegistryKey AddOrUpdateAsset(const FAssetData& InAssetData);
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UE_DEPRECATED(5.5, "Moved to internal implementation, use IMetaSoundAssetManager::GetChecked() and analogous call")
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virtual Metasound::Frontend::FNodeRegistryKey AddOrUpdateAsset(const UObject& InObject);
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UE_DEPRECATED(5.5, "Moved to internal implementation, use IMetaSoundAssetManager::GetChecked() and analogous call")
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virtual bool CanAutoUpdate(const FMetasoundFrontendClassName& InClassName) const;
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UE_DEPRECATED(5.5, "Moved to internal implementation, use IMetaSoundAssetManager::GetChecked() and analogous call")
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virtual bool ContainsKey(const Metasound::Frontend::FNodeRegistryKey& InRegistryKey) const;
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UE_DEPRECATED(5.5, "Moved to internal implementation, use IMetaSoundAssetManager::GetChecked() and analogous call")
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virtual const FSoftObjectPath* FindObjectPathFromKey(const Metasound::Frontend::FNodeRegistryKey& RegistryKey) const;
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UE_DEPRECATED(5.5, "Moved to internal implementation, use IMetaSoundAssetManager::GetChecked() and analogous call")
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virtual FMetasoundAssetBase* GetAsAsset(UObject& InObject) const;
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UE_DEPRECATED(5.5, "Moved to internal implementation, use IMetaSoundAssetManager::GetChecked() and analogous call")
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virtual const FMetasoundAssetBase* GetAsAsset(const UObject& InObject) const;
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UE_DEPRECATED(5.5, "Implementation of MetaSound asset management has been moved to raw c++ implementation for more reliable, monolithic "
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"lifetime management. This subsystem continues to exist only for Blueprint-related asset functionality. "
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"Use IMetaSoundAssetManager::GetChecked() instead")
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static UMetaSoundAssetSubsystem& GetChecked();
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#if WITH_EDITOR
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UE_DEPRECATED(5.5, "Moved to internal implementation, use IMetaSoundAssetManager::GetChecked() and analogous call")
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virtual TSet<FAssetInfo> GetReferencedAssetClasses(const FMetasoundAssetBase& InAssetBase) const;
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#endif
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UE_DEPRECATED(5.5, "Moved to internal implementation, use IMetaSoundAssetManager::GetChecked() and analogous call")
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virtual FMetasoundAssetBase* TryLoadAsset(const FSoftObjectPath& InObjectPath) const;
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UE_DEPRECATED(5.5, "Moved to internal implementation, use IMetaSoundAssetManager::GetChecked() and analogous call")
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virtual FMetasoundAssetBase* TryLoadAssetFromKey(const Metasound::Frontend::FNodeRegistryKey& RegistryKey) const;
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UE_DEPRECATED(5.5, "Moved to internal implementation, use IMetaSoundAssetManager::GetChecked() and analogous call")
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virtual bool TryLoadReferencedAssets(const FMetasoundAssetBase& InAssetBase, TArray<FMetasoundAssetBase*>& OutReferencedAssets) const;
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UE_DEPRECATED(5.5, "Moved to internal implementation, use IMetaSoundAssetManager::GetChecked() and analogous call")
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virtual void RequestAsyncLoadReferencedAssets(FMetasoundAssetBase& InAssetBase) { }
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UE_DEPRECATED(5.5, "Moved to internal implementation, use IMetaSoundAssetManager::GetChecked() and analogous call")
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virtual void WaitUntilAsyncLoadReferencedAssetsComplete(FMetasoundAssetBase& InAssetBase) { }
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#if WITH_EDITOR
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UFUNCTION(BlueprintCallable, Category = "MetaSounds|Utilities")
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UPARAM(DisplayName = "Reassigned") bool ReassignClassName(TScriptInterface<IMetaSoundDocumentInterface> DocInterface);
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// Replaces dependencies in a MetaSound with the given class name and version with another MetaSound with the given
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// class name and version. Can be asset or code-defined. It is up to the caller to validate the two classes have
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// matching interfaces (Swapping with classes of unmatched interfaces can leave MetaSound in non-executable state).
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UFUNCTION(BlueprintCallable, Category = "MetaSounds|Utilities", meta = (AdvancedDisplay = "3"))
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UPARAM(DisplayName = "References Replaced") bool ReplaceReferencesInDirectory(
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const TArray<FMetaSoundAssetDirectory>& InDirectories,
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const FMetasoundFrontendClassName& OldClassName,
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const FMetasoundFrontendClassName& NewClassName,
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const FMetasoundFrontendVersionNumber OldVersion = FMetasoundFrontendVersionNumber(),
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const FMetasoundFrontendVersionNumber NewVersion = FMetasoundFrontendVersionNumber());
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#endif // WITH_EDITOR
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UFUNCTION(BlueprintCallable, Category = "MetaSounds|Registration")
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void RegisterAssetClassesInDirectories(const TArray<FMetaSoundAssetDirectory>& Directories);
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UFUNCTION(BlueprintCallable, Category = "MetaSounds|Registration")
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void UnregisterAssetClassesInDirectories(const TArray<FMetaSoundAssetDirectory>& Directories);
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protected:
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UE_DEPRECATED(5.5, "Moved to private implementation")
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void PostEngineInit() { }
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UE_DEPRECATED(5.5, "Moved to private implementation")
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void PostInitAssetScan() { }
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UE_DEPRECATED(5.5, "Moved to internal implementation, use IMetaSoundAssetManager::GetChecked() and analogous call")
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void RebuildDenyListCache(const UAssetManager& InAssetManager) { }
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UE_DEPRECATED(5.5, "Use FMetaSoundDocumentBuilder::SetDisplayName instead (call now only available with editor compiled)")
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void ResetAssetClassDisplayName(const FAssetData& InAssetData) { }
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UE_DEPRECATED(5.5, "Moved to internal implementation, use IMetaSoundAssetManager::GetChecked() and analogous call")
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void SearchAndIterateDirectoryAssets(const TArray<FDirectoryPath>& InDirectories, TFunctionRef<void(const FAssetData&)> InFunction) { }
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private:
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void PostEngineInitInternal();
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void PostInitAssetScanInternal();
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};
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