Package javax.vecmath
Class Point2d
- java.lang.Object
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- javax.vecmath.Tuple2d
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- javax.vecmath.Point2d
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- All Implemented Interfaces:
Serializable
,Cloneable
public class Point2d extends Tuple2d implements Serializable
A 2 element point that is represented by double precision floating point x,y coordinates.- See Also:
- Serialized Form
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Constructor Summary
Constructors Constructor Description 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.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description 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.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
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Constructor Detail
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Point2d
public Point2d(double x, double y)
Constructs and initializes a Point2d from the specified xy coordinates.- Parameters:
x
- the x coordinatey
- the y coordinate
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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
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Point2d
public Point2d(Point2d p1)
Constructs and initializes a Point2d from the specified Point2d.- Parameters:
p1
- the Point2d containing the initialization x y data
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Point2d
public Point2d(Point2f p1)
Constructs and initializes a Point2d from the specified Point2f.- Parameters:
p1
- the Point2f containing the initialization x y data
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Point2d
public Point2d(Tuple2d t1)
Constructs and initializes a Point2d from the specified Tuple2d.- Parameters:
t1
- the Tuple2d containing the initialization x y data
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Point2d
public Point2d(Tuple2f t1)
Constructs and initializes a Point2d from the specified Tuple2f.- Parameters:
t1
- the Tuple2f containing the initialization x y data
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Point2d
public Point2d()
Constructs and initializes a Point2d to (0,0).
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Method Detail
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distanceSquared
public final double distanceSquared(Point2d p1)
Computes the square of the distance between this point and point p1.- Parameters:
p1
- the other point
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distance
public final double distance(Point2d p1)
Computes the distance between this point and point p1.- Parameters:
p1
- the other point
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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
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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
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