// point (mass) class for our mass-spring simulation
// class declaration
// Date: 10/17/08
// Author: CSCI 323


#ifndef _POINT_H
#define _POINT_H


class point
{
private:
	double x, y;						// current position of point
	double mass;						// mass of point
	double newx, newy;					// new position of point at next time step
	double Fx, Fy;						// x, y components of force on point
	double vx, vy;
	double distance(point*);			// compute distance between two points
	void normalize(double&, double&);	// normalize vector with 2 doubles as components

public:
	double k;							// spring constant
	double MASS;						// mass at each point
	double SRL;							// spring rest length

	point(void);
	~point(void);
	double getx(void);
	double gety(void);
	void setx(double);
	void sety(double);
	double getnewx(void);
	double getnewy(void);
	void setnewx(double);
	void setnewy(double);
	void calcForces(void);
	void calcNewPos(void);





};














#endif // _POINT_H