Voice.h

#pragma once
#include "Oscillator.h"
#include "EnvelopeGenerator.h"
#include "Filter.h"


class Voice
{
public:
	friend class VoiceManager;
	Voice()
		:mNoteNumber(-1),
		mVelocity(0),
		mFilterEnvelopeAmount(0.0),
		mFilterLFOAmount(0.0),
		mOscillatorOnePitchAmount(0.0),
		mOscillatorTwoPitchAmount(0.0),
		mOscillatorMix(0.5),
		mLFOValue(0.0),
		isActive(false) {
		// set myself free everytime my volume has fully faded out of RELEASE state:
		mVolumeEnvelope.finishedEnvelopeCycle.Connect(this, &Voice::setFree);
		};

	inline void setFilterEnvelopeAmount(double amount) { mFilterEnvelopeAmount = amount; }
	inline void setFilterLFOAmount(double amount) { mFilterLFOAmount = amount; }
	inline void setOscillatorOnePitchAmount(double amount) { mOscillatorOnePitchAmount = amount; }
	inline void setOscillatorTwoPitchAmount(double amount) { mOscillatorTwoPitchAmount = amount; }
	inline void setOscillatorMix(double mix) { mOscillatorMix = mix; }
	inline void setLFOValue(double value) { mLFOValue = value; }

	inline void setNoteNumber(int noteNumber) {
		mNoteNumber = noteNumber;
		double frequency = 440.0* pow(2.0, (mNoteNumber - 69.0) / 12.0);
		mOscillatorOne.setFrequency(frequency);
		mOscillatorTwo.setFrequency(frequency);
	}

	double nextSample();
	void setFree();
	void reset();

private:
	Oscillator mOscillatorOne;
	Oscillator mOscillatorTwo;
	EnvelopeGenerator mVolumeEnvelope;
	EnvelopeGenerator mFilterEnvelope;
	Filter mFilter;
	
	int mNoteNumber;
	int mVelocity;

	double mFilterEnvelopeAmount;
	double mOscillatorMix;
	double mFilterLFOAmount;
	double mOscillatorOnePitchAmount;
	double mOscillatorTwoPitchAmount;
	double mLFOValue;

	bool isActive;

};