org.onebusaway.geospatial.model
Class PointVector

java.lang.Object
  org.onebusaway.geospatial.model.PointVector

public class PointVector
extends Object

Constructor Summary

PointVector(double... vector)

Method Summary

<T extends Point> T	addToPoint(T origin)
static <T extends Point> PointVector	create(T origin, T direction)
double	dotProduct(PointVector v)
boolean	equals(Object obj) Object Interface
double	getAngle()
double	getAngle(PointVector v)
PointVector	getAsLength(double length) Scale our vector such that it has the specified length
double	getCosAngle(PointVector v)
PointVector	getCrossProduct(PointVector v)
int	getDimensions()
double	getOrdinate(int dimension)
double[]	getOrdinates()
PointVector	getProjection(PointVector v) Project a vector v onto this vector
PointVector	getScaled(double factor) Operations
double	getSinAngle(PointVector v)
PointVector	getUnitVector()
double	getX()
double	getY()
double	getZ()
int	hashCode()
double	length() Properties
PointVector	rotate(double angle)
PointVector	rotate(double angle, int dimensionA, int dimensionB)
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

PointVector

public PointVector(double... vector)

Method Detail

create

public static <T extends Point> PointVector create(T origin,
                                                   T direction)

getDimensions

public int getDimensions()

getOrdinate

public double getOrdinate(int dimension)

getOrdinates

public double[] getOrdinates()

getX

public double getX()

getY

public double getY()

getZ

public double getZ()

length

public double length()

Properties

dotProduct

public double dotProduct(PointVector v)

getCrossProduct

public PointVector getCrossProduct(PointVector v)

getCosAngle

public double getCosAngle(PointVector v)

getSinAngle

public double getSinAngle(PointVector v)

getAngle

public double getAngle(PointVector v)

Parameters:

v - the other vector

Returns:

the angle between two vectors

getAngle

public double getAngle()

getScaled

public PointVector getScaled(double factor)

Operations

getUnitVector

public PointVector getUnitVector()

getProjection

public PointVector getProjection(PointVector v)

Project a vector v onto this vector

Parameters:

v - the vector to project

Returns:

the projection of v onto this vector

getAsLength

public PointVector getAsLength(double length)

Scale our vector such that it has the specified length

Parameters:

length - - the target length

Returns:

a vector in the same direction but with the specified length

rotate

public PointVector rotate(double angle)

rotate

public PointVector rotate(double angle,
                          int dimensionA,
                          int dimensionB)

addToPoint

public <T extends Point> T addToPoint(T origin)

Type Parameters:

T - the position type

Parameters:

origin - point to translate

Returns:

a new position equal to the specified shifted by the vector

equals

public boolean equals(Object obj)

Object Interface

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object