org.miv.pherd.geom
Class Vector3

java.lang.Object
  org.miv.pherd.geom.Vector2
      org.miv.pherd.geom.Vector3

All Implemented Interfaces:

Serializable

public class Vector3
extends Vector2

A three component vector made of doubles.

Since:

20000613

Version:

0.1

Author:

Antoine Dutot

See Also:

Serialized Form

Field Summary

Fields inherited from class org.miv.pherd.geom.Vector2

data

Constructor Summary

Vector3()
New zero vector.

Vector3(double x, double y, double z)
New (x,y,z) vector.

Vector3(Point3 point)
New vector copy of point.

Vector3(Vector3 other)
New vector copy of other.

Method Summary

void	add(Vector3 other) Add each element of other to the corresponding element of this.
Object	clone()
void	copy(Point3 point) Make this a copy of point.
void	copy(Vector3 other) Make this a copy of other.
void	crossProduct(Vector3 other) Set this to the cross product of this and other.
void	crossProduct(Vector3 A, Vector3 B) Set this to the cross product of A and B.
double	dotProduct(Vector3 other) Dot product of this and other.
boolean	equals(Object other) Is this equal to other ?
boolean	equals(Vector3 other) Is this equal to other ?
void	fill(double value) Assign value to all elements.
boolean	isZero() Are all components to zero?.
double	length() Cartesian length.
void	mult(Vector3 other) Multiply each element of this by the corresponding element of other.
double	normalize() Transform this into an unit vector.
void	scalarAdd(double value) Add value to each element.
void	scalarDiv(double value) Divide each element by value.
void	scalarMult(double value) Multiply each element by value.
void	scalarSub(double value) Substract value to each element.
void	set(double x, double y, double z) Explicitly set the three components.
void	set(int i, double value) Explicitly set the i-th component to value.
void	sub(Vector3 other) Substract each element of other to the corresponding element of this.
String	toString()
boolean	validComponent(int i) Is i the index of a component ?

Methods inherited from class org.miv.pherd.geom.Vector2

add, at, copy, copy, dotProduct, equals, mult, set, sub

Methods inherited from class java.lang.Object

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

Constructor Detail

Vector3

public Vector3()

New zero vector.

Vector3

public Vector3(double x,
               double y,
               double z)

New (x,y,z) vector.

Vector3

public Vector3(Vector3 other)

New vector copy of other.

Vector3

public Vector3(Point3 point)

New vector copy of point.

Method Detail

isZero

public boolean isZero()

Are all components to zero?.

Overrides:

isZero in class Vector2

equals

public boolean equals(Object other)

Is this equal to other ?

Overrides:

equals in class Vector2

equals

public boolean equals(Vector3 other)

Is this equal to other ?

validComponent

public boolean validComponent(int i)

Is i the index of a component ? In other words, is i >= 0 && < than #count() ?

Overrides:

validComponent in class Vector2

clone

public Object clone()

Overrides:

clone in class Vector2

dotProduct

public double dotProduct(Vector3 other)

Dot product of this and other.

length

public double length()

Cartesian length.

Overrides:

length in class Vector2

fill

public void fill(double value)

Assign value to all elements.

Overrides:

fill in class Vector2

set

public void set(int i,
                double value)

Explicitly set the i-th component to value.

Overrides:

set in class Vector2

set

public void set(double x,
                double y,
                double z)

Explicitly set the three components.

add

public void add(Vector3 other)

Add each element of other to the corresponding element of this.

sub

public void sub(Vector3 other)

Substract each element of other to the corresponding element of this.

mult

public void mult(Vector3 other)

Multiply each element of this by the corresponding element of other.

scalarAdd

public void scalarAdd(double value)

Add value to each element.

Overrides:

scalarAdd in class Vector2

scalarSub

public void scalarSub(double value)

Substract value to each element.

Overrides:

scalarSub in class Vector2

scalarMult

public void scalarMult(double value)

Multiply each element by value.

Overrides:

scalarMult in class Vector2

scalarDiv

public void scalarDiv(double value)

Divide each element by value.

Overrides:

scalarDiv in class Vector2

crossProduct

public void crossProduct(Vector3 other)

Set this to the cross product of this and other.

crossProduct

public void crossProduct(Vector3 A,
                         Vector3 B)

Set this to the cross product of A and B.

normalize

public double normalize()

Transform this into an unit vector.

Overrides:

normalize in class Vector2

Returns:

the vector length.

copy

public void copy(Vector3 other)

Make this a copy of other.

copy

public void copy(Point3 point)

Make this a copy of point.

toString

public String toString()

Overrides:

toString in class Vector2