org.catacomb.geom

Class Geom

java.lang.Object

org.catacomb.geom.Geom

public class Geom
extends java.lang.Object

Constructor Summary

Constructors

Constructor and Description
Geom()

Method Summary

Methods

Modifier and Type	Method and Description
static double	allowedFraction(double x, double y, double vx, double vy, double[] xyxy)
static double	altDistanceTo(Position pos, double[] xyxy)
static double	angleTo(Position position)
static Position[]	copyPositionArray(Position[] pa)
static double	distance(double x1, double y1, double x2, double y2)
static double	distance2(double x1, double y1, double x2, double y2)
static double	distanceBetween(Position pos, Position pse)
static double	distanceTo(Position pos, double[] xyxy)
private static double	fCross(double xa, double ya, double xb, double yb, double xc, double yc, double xd, double yd)
static Position[]	getBoundary(java.util.ArrayList<Position> apts)
static double	intersectFraction(Position pa, Position pb, double[] xyxy)
static void	main(java.lang.String[] argv)
static double	perimeterDistance(Position pos, Heading h, double radius)
static void	rotateAbout(Position[] rp, Position rpc, double rad)
static Position	translatedRotatedPoint(Position b, Position pc, Heading h)
static Position[]	translatedRotatedPoints(Position[] bdry, Position pc, Heading h)
static Position[]	translatedRotatedPoints(Position[] bdry, Position pt, Heading h, Position pcen)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Geom

public Geom()

Method Detail

allowedFraction

public static double allowedFraction(double x,
                     double y,
                     double vx,
                     double vy,
                     double[] xyxy)

fCross

private static final double fCross(double xa,
            double ya,
            double xb,
            double yb,
            double xc,
            double yc,
            double xd,
            double yd)

perimeterDistance

public static double perimeterDistance(Position pos,
                       Heading h,
                       double radius)

distanceTo

public static double distanceTo(Position pos,
                double[] xyxy)

altDistanceTo

public static double altDistanceTo(Position pos,
                   double[] xyxy)

distance

public static double distance(double x1,
              double y1,
              double x2,
              double y2)

distance2

public static double distance2(double x1,
               double y1,
               double x2,
               double y2)

main

public static void main(java.lang.String[] argv)

distanceBetween

public static double distanceBetween(Position pos,
                     Position pse)

getBoundary

public static Position[] getBoundary(java.util.ArrayList<Position> apts)

translatedRotatedPoint

public static Position translatedRotatedPoint(Position b,
                              Position pc,
                              Heading h)

translatedRotatedPoints

public static Position[] translatedRotatedPoints(Position[] bdry,
                                 Position pc,
                                 Heading h)

copyPositionArray

public static Position[] copyPositionArray(Position[] pa)

translatedRotatedPoints

public static Position[] translatedRotatedPoints(Position[] bdry,
                                 Position pt,
                                 Heading h,
                                 Position pcen)

intersectFraction

public static double intersectFraction(Position pa,
                       Position pb,
                       double[] xyxy)

angleTo

public static double angleTo(Position position)

rotateAbout

public static void rotateAbout(Position[] rp,
               Position rpc,
               double rad)