// name: Karplus.h

#ifndef __KARPLUS_H__
#define __KARPLUS_h__	

#include <iostream>
using namespace std;

#define SAMPLE double

class Karplus
{
   public:
	Karplus();
	Karplus(int midinum, int velocity);
	~Karplus();
	
	SAMPLE getNextSample();        

	void print();    // for debugging, prints myDelay vector
	
   private:
	int myMidinum;
	int myVelocity;

	int myDelayLen;
	double myAmplitude; 
	double myAttenuation; 

	long myReader; 
	long myWriter; 
	int mySampleIndex;      // for getNextSample()

	SAMPLE * myDelay;
	
	void setDelayLen();   // sets myDelayLen according to midinum
	void setDelay();      // populates myDelay vector

	double mtof( int f ); // used in setDelayLen()


};

#endif