atavism.server.math
Class AOVector

java.lang.Object
  atavism.server.math.AOVector

All Implemented Interfaces:

java.io.Externalizable, java.io.Serializable

Direct Known Subclasses:

TranslateTransform

public class AOVector
extends java.lang.Object
implements java.io.Externalizable

this object is not thread safe

See Also:

Serialized Form

Field Summary

static float	epsilon
static AOVector	UnitZ
static AOVector	Zero

Constructor Summary

AOVector()

AOVector(AOVector other)

AOVector(float x, float y, float z)

AOVector(Point other)

Method Summary

AOVector	add(AOVector other)
static AOVector	add(AOVector p1, AOVector p2)
AOVector	add(float x, float y, float z)
AOVector	add(Point other)
void	assign(AOVector source)
java.lang.Object	clone()
AOVector	cloneAOVector()
static boolean	counterClockwisePoints(AOVector v0, AOVector v1, AOVector v2)
static AOVector	cross(AOVector u, AOVector v)
static float	distanceTo(AOVector p1, AOVector p2) returns distance from p1 to p2
static float	distanceToSquared(AOVector p1, AOVector p2) returns the square of the distance from p1 to p2
static float	distanceToSquaredXZ(AOVector p1, AOVector p2) returns the square of the distance from p1 to p2 on the XZ plane
static float	distanceToXZ(AOVector p1, AOVector p2) returns distance from p1 to p2 on the XZ plane
float	dotProduct(AOVector v)
boolean	equals(java.lang.Object obj)
float	getAngle(AOVector target)
float	getAxisValue(int i) Returns the x, y or z axis value depending on the value passed in. 0 returns x, 1 returns y, 2 returns z.
static float	getLookAtYaw(AOVector motion)
Quaternion	getRotationTo(AOVector destination) Gets the shortest arc quaternion to rotate this vector to the destination vector.
float	getX()
float	getY()
float	getZ()
boolean	isZero()
float	length()
float	lengthXZ()
static void	main(java.lang.String[] args)
static AOVector	multiply(AOVector src, float factor)
AOVector	multiply(float factor)
AOVector	negate()
AOVector	normalize()
static AOVector	parsePoint(java.lang.String s)
void	readExternal(java.io.ObjectInput in)
AOVector	scale(float s)
void	setX(float x)
void	setY(float y)
void	setZ(float z)
AOVector	sub(AOVector other)
static AOVector	sub(AOVector dest, AOVector cur)
AOVector	sub(float x, float y, float z)
AOVector	sub(Point other)
static AOVector	sub(Point dest, Point cur)
java.lang.String	toString()
void	writeExternal(java.io.ObjectOutput out)

Methods inherited from class java.lang.Object

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

Field Detail

UnitZ

public static final AOVector UnitZ

Zero

public static final AOVector Zero

epsilon

public static float epsilon

Constructor Detail

AOVector

public AOVector()

AOVector

public AOVector(float x,
                float y,
                float z)

AOVector

public AOVector(Point other)

AOVector

public AOVector(AOVector other)

Method Detail

clone

public java.lang.Object clone()

Overrides:

clone in class java.lang.Object

cloneAOVector

public AOVector cloneAOVector()

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class java.lang.Object

assign

public void assign(AOVector source)

distanceToXZ

public static float distanceToXZ(AOVector p1,
                                 AOVector p2)

returns distance from p1 to p2 on the XZ plane

distanceToSquaredXZ

public static float distanceToSquaredXZ(AOVector p1,
                                        AOVector p2)

returns the square of the distance from p1 to p2 on the XZ plane

distanceTo

public static float distanceTo(AOVector p1,
                               AOVector p2)

returns distance from p1 to p2

distanceToSquared

public static float distanceToSquared(AOVector p1,
                                      AOVector p2)

returns the square of the distance from p1 to p2

isZero

public boolean isZero()

normalize

public AOVector normalize()

add

public AOVector add(AOVector other)

add

public AOVector add(Point other)

add

public AOVector add(float x,
                    float y,
                    float z)

sub

public AOVector sub(AOVector other)

sub

public AOVector sub(Point other)

sub

public AOVector sub(float x,
                    float y,
                    float z)

multiply

public AOVector multiply(float factor)

negate

public AOVector negate()

length

public float length()

lengthXZ

public float lengthXZ()

dotProduct

public float dotProduct(AOVector v)

scale

public AOVector scale(float s)

getAngle

public float getAngle(AOVector target)

getRotationTo

public Quaternion getRotationTo(AOVector destination)

Gets the shortest arc quaternion to rotate this vector to the destination vector. Don't call this if you think the dest vector can be close to the inverse of this vector, since then ANY axis of rotation is ok.

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

getAxisValue

public float getAxisValue(int i)

Returns the x, y or z axis value depending on the value passed in. 0 returns x, 1 returns y, 2 returns z.

Parameters:

i -

Returns:

getX

public float getX()

getY

public float getY()

getZ

public float getZ()

setX

public void setX(float x)

setY

public void setY(float y)

setZ

public void setZ(float z)

add

public static AOVector add(AOVector p1,
                           AOVector p2)

multiply

public static AOVector multiply(AOVector src,
                                float factor)

sub

public static AOVector sub(AOVector dest,
                           AOVector cur)

sub

public static AOVector sub(Point dest,
                           Point cur)

writeExternal

public void writeExternal(java.io.ObjectOutput out)
                   throws java.io.IOException

Specified by:

writeExternal in interface java.io.Externalizable

Throws:

java.io.IOException

readExternal

public void readExternal(java.io.ObjectInput in)
                  throws java.io.IOException,
                         java.lang.ClassNotFoundException

Specified by:

readExternal in interface java.io.Externalizable

Throws:

java.io.IOException

java.lang.ClassNotFoundException

parsePoint

public static AOVector parsePoint(java.lang.String s)

cross

public static AOVector cross(AOVector u,
                             AOVector v)

counterClockwisePoints

public static boolean counterClockwisePoints(AOVector v0,
                                             AOVector v1,
                                             AOVector v2)

getLookAtYaw

public static float getLookAtYaw(AOVector motion)

main

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