cz.cuni.utils.math
Class Tuple2D

java.lang.Object
  cz.cuni.utils.math.Tuple2D

All Implemented Interfaces:

java.lang.Cloneable

Direct Known Subclasses:

Vertex2D

public class Tuple2D
extends java.lang.Object
implements java.lang.Cloneable

Field Summary

double[]

xy

Constructor Summary

Tuple2D()

Tuple2D(double[] iXY)

Tuple2D(double x, double y)

Tuple2D(Tuple2D tuple)

Tuple2D(Tuple2D tuple1, Tuple2D tuple2)
Forms the vector (tuple2,tuple1)

Method Summary

Tuple2D	abs()
Tuple2D	assign(double x, double y)
Tuple2D	assign(Tuple2D a)
java.lang.Object	clone()
boolean	equals(double x, double y)
boolean	equals(Tuple2D t)
boolean	equals(Tuple2D t, double precision)
Tuple2D	getInverse()
Tuple2D	getNormalized()
Tuple2D	inverse()
double	length()
Tuple2D	normalize()
Tuple2D	plus(double[] xy_)
Tuple2D	plus(Tuple2D a)
double	sqrLength()
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

xy

public double[] xy

Constructor Detail

Tuple2D

public Tuple2D()

Tuple2D

public Tuple2D(double[] iXY)

Tuple2D

public Tuple2D(double x,
               double y)

Tuple2D

public Tuple2D(Tuple2D tuple)

Tuple2D

public Tuple2D(Tuple2D tuple1,
               Tuple2D tuple2)

Forms the vector (tuple2,tuple1)

Parameters:

tuple1 -

tuple2 -

Method Detail

clone

public java.lang.Object clone()

Overrides:

clone in class java.lang.Object

equals

public boolean equals(double x,
                      double y)

equals

public boolean equals(Tuple2D t)

equals

public boolean equals(Tuple2D t,
                      double precision)

assign

public Tuple2D assign(double x,
                      double y)

assign

public Tuple2D assign(Tuple2D a)

plus

public Tuple2D plus(double[] xy_)

plus

public Tuple2D plus(Tuple2D a)

inverse

public Tuple2D inverse()

sqrLength

public double sqrLength()

length

public double length()

normalize

public Tuple2D normalize()

getNormalized

public Tuple2D getNormalized()

abs

public Tuple2D abs()

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

getInverse

public Tuple2D getInverse()