Files
UnrealEngine/Engine/Plugins/Runtime/Metasound/Source/MetasoundEngine/Private/MetasoundUObjectRegistry.cpp
2025-05-18 13:04:45 +08:00

137 lines
3.5 KiB
C++

// Copyright Epic Games, Inc. All Rights Reserved.
#include "MetasoundUObjectRegistry.h"
#include "Algo/Copy.h"
#include "AssetRegistry/AssetData.h"
#include "AssetRegistry/AssetRegistryModule.h"
#include "Async/Async.h"
#include "Async/TaskGraphInterfaces.h"
#include "CoreMinimal.h"
#include "Engine/AssetManager.h"
#include "Metasound.h"
#include "MetasoundAssetBase.h"
#include "MetasoundFrontendRegistries.h"
#include "MetasoundFrontendTransform.h"
#include "MetasoundSettings.h"
#include "MetasoundSource.h"
#include "MetasoundTrace.h"
#include "UObject/Object.h"
namespace Metasound
{
class FMetasoundUObjectRegistry : public IMetasoundUObjectRegistry
{
public:
FMetasoundUObjectRegistry() = default;
void RegisterUClass(TUniquePtr<IMetasoundUObjectRegistryEntry>&& InEntry) override
{
METASOUND_LLM_SCOPE;
Entries.Add(InEntry.Get());
Storage.Add(MoveTemp(InEntry));
}
bool IsRegisteredClass(UObject* InObject) const override
{
return (nullptr != GetEntryByUObject(InObject));
}
bool IsRegisteredClass(const UClass& InClass) const override
{
auto IsChildClassOfRegisteredClass = [&](const IMetasoundUObjectRegistryEntry* Entry)
{
if (Entry)
{
return Entry->IsChildClass(&InClass);
}
return false;
};
return FindEntryByPredicate(IsChildClassOfRegisteredClass) != nullptr;
}
FMetasoundAssetBase* GetObjectAsAssetBase(UObject* InObject) const override
{
if (const IMetasoundUObjectRegistryEntry* Entry = GetEntryByUObject(InObject))
{
return Entry->Cast(InObject);
}
return nullptr;
}
const FMetasoundAssetBase* GetObjectAsAssetBase(const UObject* InObject) const override
{
if (const IMetasoundUObjectRegistryEntry* Entry = GetEntryByUObject(InObject))
{
return Entry->Cast(InObject);
}
return nullptr;
}
void IterateRegisteredUClasses(TFunctionRef<void(UClass&)> InFunc, bool bAssetTypesOnly) const override
{
for (const IMetasoundUObjectRegistryEntry* Entry : Entries)
{
if (Entry)
{
if (!bAssetTypesOnly || Entry->IsAssetType())
{
if (UClass* Class = Entry->GetUClass())
{
InFunc(*Class);
}
}
}
}
}
private:
const IMetasoundUObjectRegistryEntry* FindEntryByPredicate(TFunctionRef<bool (const IMetasoundUObjectRegistryEntry*)> InPredicate) const
{
const IMetasoundUObjectRegistryEntry* const* Entry = Entries.FindByPredicate(InPredicate);
if (nullptr == Entry)
{
return nullptr;
}
return *Entry;
}
TArray<const IMetasoundUObjectRegistryEntry*> FindEntriesByPredicate(TFunctionRef<bool (const IMetasoundUObjectRegistryEntry*)> InPredicate) const
{
TArray<const IMetasoundUObjectRegistryEntry*> FoundEntries;
Algo::CopyIf(Entries, FoundEntries, InPredicate);
return FoundEntries;
}
const IMetasoundUObjectRegistryEntry* GetEntryByUObject(const UObject* InObject) const
{
auto IsChildClassOfRegisteredClass = [&](const IMetasoundUObjectRegistryEntry* Entry)
{
if (nullptr == Entry)
{
return false;
}
return Entry->IsChildClass(InObject);
};
return FindEntryByPredicate(IsChildClassOfRegisteredClass);
}
TArray<TUniquePtr<IMetasoundUObjectRegistryEntry>> Storage;
TArray<const IMetasoundUObjectRegistryEntry*> Entries;
};
IMetasoundUObjectRegistry& IMetasoundUObjectRegistry::Get()
{
static FMetasoundUObjectRegistry Registry;
return Registry;
}
} // namespace Metasound