SoundNodeOscillator.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
 
#pragma once
 
#include "CoreMinimal.h"
#include "UObject/ObjectMacros.h"
#include "Sound/SoundNode.h"
#include "SoundNodeOscillator.generated.h"
 
class FAudioDevice;
struct FActiveSound;
struct FSoundParseParameters;
struct FWaveInstance;
 
UCLASS(hidecategories=Object, editinlinenew, meta=( DisplayName="Oscillator" ))
class USoundNodeOscillator : public USoundNode
{
    GENERATED_UCLASS_BODY()
 
    /* Whether to oscillate volume. */
    UPROPERTY(EditAnywhere, Category=Oscillator )
    uint32 bModulateVolume:1;
 
    /* Whether to oscillate pitch. */
    UPROPERTY(EditAnywhere, Category=Oscillator )
    uint32 bModulatePitch:1;
 
    /* An amplitude of 0.25 would oscillate between 0.75 and 1.25. */
    UPROPERTY(EditAnywhere, Category=Oscillator )
    float AmplitudeMin;
 
    /* An amplitude of 0.25 would oscillate between 0.75 and 1.25. */
    UPROPERTY(EditAnywhere, Category=Oscillator )
    float AmplitudeMax;
 
    /* A frequency of 20 would oscillate at 10Hz. */
    UPROPERTY(EditAnywhere, Category=Oscillator )
    float FrequencyMin;
 
    /* A frequency of 20 would oscillate at 10Hz. */
    UPROPERTY(EditAnywhere, Category=Oscillator )
    float FrequencyMax;
 
    /* Offset into the sine wave. Value modded by 2 * PI. */
    UPROPERTY(EditAnywhere, Category=Oscillator )
    float OffsetMin;
 
    /* Offset into the sine wave. Value modded by 2 * PI. */
    UPROPERTY(EditAnywhere, Category=Oscillator )
    float OffsetMax;
 
    /* A center of 0.5 would oscillate around 0.5. */
    UPROPERTY(EditAnywhere, Category=Oscillator )
    float CenterMin;
 
    /* A center of 0.5 would oscillate around 0.5. */
    UPROPERTY(EditAnywhere, Category=Oscillator )
    float CenterMax;
 
public: 
    //~ Begin USoundNode Interface. 
    virtual void ParseNodes( FAudioDevice* AudioDevice, const UPTRINT NodeWaveInstanceHash, FActiveSound& ActiveSound, const FSoundParseParameters& ParseParams, TArray<FWaveInstance*>& WaveInstances ) override;
    //~ End USoundNode Interface. 
};