/**********************************************************************//* File: ~/sopra/RoboPackII/SmallClasses.java                           *//* This file consists of some useful tiny classes which               *//* could have been created as structures in "C" as well.              *//**********************************************************************/package RoboPackII;import java.awt.Point;class Points{        /* This class holds the three coordinates' values of a        */        /* three-dimensional point. 				      */	public double x, y, z;	Points()	{	   this.x = this.y = this.z = 0.0;	}	Points(double x, double y, double z)	{	   this.x = x;	   this.y = y;	   this.z = z;	}}class Edges{        public short p1, p2;	Edges()	{	   this.p1 = this.p2 = 0;	}	Edges(short p1, short p2)	{	   this.p1 = p1;	   this.p2 = p2;	}	Edges(int p1, int p2)	{	   this.p1 = (short) p1;	   this.p2 = (short) p2;	}}class AngleDates{        /* This class is home of the dates corresponding to every     */        /* angle.                                                     */ 	double max, min, act;	AngleDates(double max, double min, double act)	{	   this.max = max;	   this.min = min;	   this.act = act;	}       }class EdgesPointsList{	public Points p1, p2;	public short visible;	EdgesPointsList(Points p1, Points p2, short visible)	{	   this.p1 = p1;	   this.p2 = p2;	   this.visible = visible;	}}class Areas{	public short p1, p2, p3, p4;	Areas()	{	   this.p1 = this.p2 = this.p3 = this.p4 = 0;	}	Areas(short p1, short p2, short p3, short p4)	{	   this.p1 = p1;	   this.p2 = p2; 	   this.p3 = p3;	   this.p4 = p4;	}	Areas(int p1, int p2, int p3, int p4)	{	   this.p1 = (short) p1;	   this.p2 = (short) p2; 	   this.p3 = (short) p3;	   this.p4 = (short) p4;	}}class AreasPointsList{	public Point[] pp = new Point[4]; // ist das 2D-Punkt????	public Points[] p = new Points[4]; // 3D-list of points	public double zmin; // smallest value of the surface 	public double nx, ny, nz;	public double C;    // Coefficient of the area equatation }class Sort{	public double z;	public char part;	Sort(double z, char part)	{	   this.z = z;	   this.part = part;	}}class RefInt	/* This class is helpful, if you want an 'int' argument */	/* to be a 'call-by-reference' one.				*/{	public int in;	RefInt(int in)	{	   this.in = in;	}}class RefDouble	/* This class is helpful, if you want a 'double' argument */	/* to be a 'call-by-reference' one.		   		  */{  	public double in;	RefDouble(double in)	{	   this.in = in;	}}