Audio2FacePlaybackHandler.h

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// Copyright(c) 2024 grrimgrriefer & DZnnah, see LICENSE for details.
 
#pragma once
 
#include "CoreMinimal.h"
#include "LipSyncDataA2F.h"
#include "Audio2FacePlaybackHandler.generated.h"
 
class UAudioComponent;

UCLASS()
class VOXTAUTILITY_A2F_API UAudio2FacePlaybackHandler : public UObject
{
    GENERATED_BODY()
 
#pragma region public API
public:
    void Initialize(UAudioComponent* audioComponent);

    void GetA2FCurveWeights(TArray<float>& targetArrayRef);

    void Play(const ULipSyncDataA2F* lipsyncData);

    void Stop();
#pragma endregion
 
#pragma region UObject overrides
    virtual void BeginDestroy() override;
#pragma endregion
 
#pragma region data
public:
    static const int CURVE_COUNT = 52;
    static const FName CURVE_NAMES[CURVE_COUNT];
 
private:
    UPROPERTY()
    const ULipSyncDataA2F* m_lipsyncData = nullptr;
 
    UPROPERTY()
    UAudioComponent* m_audioComponent = nullptr;
 
    FCriticalSection m_curvesGuard;
 
    FDelegateHandle m_playbackPercentHandle;
    FDelegateHandle m_playbackFinishedHandle;
    TArray<float> m_currentCurves;
    bool m_forcedNeutral = true;
#pragma endregion
 
#pragma region private API
    void InitNeutralPose();

    void OnAudioPlaybackPercent(const UAudioComponent* audioComponent, const USoundWave* soundWave, float Percent);

    void OnAudioPlaybackFinished(UAudioComponent* audioComponent);
#pragma endregion
};