javax.media.ding3d.vecmath
Class Point2d

java.lang.Object
  extended by javax.media.ding3d.vecmath.Tuple2d
      extended by javax.media.ding3d.vecmath.Point2d
All Implemented Interfaces:
java.io.Serializable, java.lang.Cloneable

public class Point2d
extends Tuple2d
implements java.io.Serializable

A 2 element point that is represented by double precision floating point x,y coordinates.

See Also:
Serialized Form

Field Summary
 
Fields inherited from class javax.media.ding3d.vecmath.Tuple2d
x, y
 
Constructor Summary
Point2d()
          Constructs and initializes a Point2d to (0,0).
Point2d(double[] p)
          Constructs and initializes a Point2d from the specified array.
Point2d(double x, double y)
          Constructs and initializes a Point2d from the specified xy coordinates.
Point2d(Point2d p1)
          Constructs and initializes a Point2d from the specified Point2d.
Point2d(Point2f p1)
          Constructs and initializes a Point2d from the specified Point2f.
Point2d(Tuple2d t1)
          Constructs and initializes a Point2d from the specified Tuple2d.
Point2d(Tuple2f t1)
          Constructs and initializes a Point2d from the specified Tuple2f.
 
Method Summary
 double distance(Point2d p1)
          Computes the distance between this point and point p1.
 double distanceL1(Point2d p1)
          Computes the L-1 (Manhattan) distance between this point and point p1.
 double distanceLinf(Point2d p1)
          Computes the L-infinite distance between this point and point p1.
 double distanceSquared(Point2d p1)
          Computes the square of the distance between this point and point p1.
 
Methods inherited from class javax.media.ding3d.vecmath.Tuple2d
absolute, absolute, add, add, clamp, clamp, clampMax, clampMax, clampMin, clampMin, clone, epsilonEquals, equals, equals, get, getX, getY, hashCode, interpolate, interpolate, negate, negate, scale, scale, scaleAdd, scaleAdd, set, set, set, set, setX, setY, sub, sub, toString
 
Methods inherited from class java.lang.Object
getClass, notify, notifyAll, wait, wait, wait
 

Constructor Detail

Point2d

public Point2d(double x,
               double y)
Constructs and initializes a Point2d from the specified xy coordinates.

Parameters:
x - the x coordinate
y - the y coordinate

Point2d

public Point2d(double[] p)
Constructs and initializes a Point2d from the specified array.

Parameters:
p - the array of length 2 containing xy in order

Point2d

public Point2d(Point2d p1)
Constructs and initializes a Point2d from the specified Point2d.

Parameters:
p1 - the Point2d containing the initialization x y data

Point2d

public Point2d(Point2f p1)
Constructs and initializes a Point2d from the specified Point2f.

Parameters:
p1 - the Point2f containing the initialization x y data

Point2d

public Point2d(Tuple2d t1)
Constructs and initializes a Point2d from the specified Tuple2d.

Parameters:
t1 - the Tuple2d containing the initialization x y data

Point2d

public Point2d(Tuple2f t1)
Constructs and initializes a Point2d from the specified Tuple2f.

Parameters:
t1 - the Tuple2f containing the initialization x y data

Point2d

public Point2d()
Constructs and initializes a Point2d to (0,0).

Method Detail

distanceSquared

public final double distanceSquared(Point2d p1)
Computes the square of the distance between this point and point p1.

Parameters:
p1 - the other point

distance

public final double distance(Point2d p1)
Computes the distance between this point and point p1.

Parameters:
p1 - the other point

distanceL1

public final double distanceL1(Point2d p1)
Computes the L-1 (Manhattan) distance between this point and point p1. The L-1 distance is equal to abs(x1-x2) + abs(y1-y2).

Parameters:
p1 - the other point

distanceLinf

public final double distanceLinf(Point2d p1)
Computes the L-infinite distance between this point and point p1. The L-infinite distance is equal to MAX[abs(x1-x2), abs(y1-y2)].

Parameters:
p1 - the other point