Package org.locationtech.jts.math

Class Vector3D

java.lang.Object

org.locationtech.jts.math.Vector3D

public class Vector3D
extends java.lang.Object

Represents a vector in 3-dimensional Cartesian space.

Author:

mdavis

Constructor Summary

Constructors

Constructor	Description
Vector3D(double x, double y, double z)
Vector3D(Coordinate v)
Vector3D(Coordinate from, Coordinate to)

Method Summary

Modifier and Type	Method	Description
static Vector3D	create(double x, double y, double z)	Creates a new vector with given X and Y components.
static Vector3D	create(Coordinate coord)	Creates a vector from a Coordinate.
static double	dot(Coordinate v1, Coordinate v2)	Computes the 3D dot-product of two Coordinates.
static double	dot(Coordinate A, Coordinate B, Coordinate C, Coordinate D)	Computes the dot product of the 3D vectors AB and CD.
double	dot(Vector3D v)	Computes the dot-product of two vectors
double	getX()
double	getY()
double	getZ()
double	length()
static double	length(Coordinate v)
Vector3D	normalize()
static Coordinate	normalize(Coordinate v)
java.lang.String	toString()	Gets a string representation of this vector

Methods inherited from class java.lang.Object

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

Constructor Detail

Vector3D

public Vector3D(Coordinate v)

Vector3D

public Vector3D(Coordinate from,
                Coordinate to)

Vector3D

public Vector3D(double x,
                double y,
                double z)

Method Detail

dot

public static double dot(Coordinate A,
                         Coordinate B,
                         Coordinate C,
                         Coordinate D)

Computes the dot product of the 3D vectors AB and CD.

Parameters:

A -

B -

C -

D -

Returns:

the dot product

create

public static Vector3D create(double x,
                              double y,
                              double z)

Creates a new vector with given X and Y components.

Parameters:

x - the x component

y - the y component

z - the z component

Returns:

a new vector

create

public static Vector3D create(Coordinate coord)

Creates a vector from a Coordinate.

Parameters:

coord - the Coordinate to copy

Returns:

a new vector

dot

public static double dot(Coordinate v1,
                         Coordinate v2)

Computes the 3D dot-product of two Coordinates.

Parameters:

v1 - the first vector

v2 - the second vector

Returns:

the dot product of the vectors

getX

public double getX()

getY

public double getY()

getZ

public double getZ()

dot

public double dot(Vector3D v)

Computes the dot-product of two vectors

Parameters:

v - a vector

Returns:

the dot product of the vectors

length

public double length()

length

public static double length(Coordinate v)

normalize

public Vector3D normalize()

normalize

public static Coordinate normalize(Coordinate v)

toString

public java.lang.String toString()

Gets a string representation of this vector

Overrides:

toString in class java.lang.Object

Returns:

a string representing this vector