#ifndef IW_VACORE_BINAURALCLUSTER
#define IW_VACORE_BINAURALCLUSTER

// VA Includes
#include <VA.h>

// Utils
#include "../BinauralSoundSource/VABinauralSoundSource.h"
#include "../BinauralListener/VABinauralListener.h"


class VABinauralCluster : public CVAPoolObject
{
public:
	double maxError;

	VABinauralCluster();

	VABinauralCluster(const VABinauralCluster& cluster);

	~VABinauralCluster();

	void 
	init(int sourceID, VABinauralSoundSource* source, VABinauralListener* listener);

	ITASampleFrame*
	getOutput();

	double
	getDistError(VABinauralSoundSource* source);

	void
	addSource(int sourceID, VABinauralSoundSource* source);

	void
	addSource(int sourceID, VABinauralSoundSource* source, double error);

	void
	removeSource();

	void
	reset();

private:
	int _numSources;

	ITASampleBuffer _tmpChL;
	ITASampleBuffer _tmpChR;

	ITASampleFrame* _output;

	VABinauralListener* _listener;
	
	VAVec3 _listenerPos;
	VAVec3 _clusterSourcePos;
	VAVec3 _clusterSourceToListenerPos;

	std::map<int, VABinauralSoundSource* > _sources;


	double 
	cummulativeMovingAverage(int n, double average, double value);
};

#endif // IW_VACORE_BINAURALCLUSTER