Files
UnrealEngine/Engine/Plugins/Runtime/Metasound/Source/MetasoundEngine/Public/MetasoundAudioBus.h
2025-05-18 13:04:45 +08:00

54 lines
1.4 KiB
C++

// Copyright Epic Games, Inc. All Rights Reserved.
#pragma once
#include "MetasoundDataReference.h"
#include "MetasoundDataTypeRegistrationMacro.h"
#include "IAudioProxyInitializer.h"
#include "Sound/AudioBus.h"
#define UE_API METASOUNDENGINE_API
namespace Metasound
{
// Forward declare ReadRef
class FAudioBus;
// Metasound data type that holds onto a weak ptr. Mostly used as a placeholder until we have a proper proxy type.
class FAudioBusAsset
{
FAudioBusProxyPtr AudioBusProxy;
public:
FAudioBusAsset() = default;
FAudioBusAsset(const FAudioBusAsset&) = default;
FAudioBusAsset& operator=(const FAudioBusAsset& Other) = default;
UE_API FAudioBusAsset(const TSharedPtr<Audio::IProxyData>& InInitData);
const FAudioBusProxyPtr& GetAudioBusProxy() const
{
return AudioBusProxy;
}
friend FORCEINLINE uint32 GetTypeHash(const Metasound::FAudioBusAsset& InAudioBusAsset)
{
const FAudioBusProxyPtr& Proxy = InAudioBusAsset.GetAudioBusProxy();
if (Proxy.IsValid())
{
return GetTypeHash(*Proxy);
}
return INDEX_NONE;
}
};
DECLARE_METASOUND_DATA_REFERENCE_TYPES(FAudioBusAsset, METASOUNDENGINE_API, FAudioBusAssetTypeInfo, FAudioBusAssetReadRef, FAudioBusAssetWriteRef)
METASOUNDENGINE_API int32 AudioBusReaderNodeInitialNumBlocks(int32 BlockSizeFrames, int32 AudioMixerOutputFrames);
METASOUNDENGINE_API int32 AudioBusWriterNodeInitialNumBlocks(int32 BlockSizeFrames, int32 AudioMixerOutputFrames);
}
#undef UE_API