org.apache.commons.math3.random
Class UnitSphereRandomVectorGenerator

java.lang.Object
  org.apache.commons.math3.random.UnitSphereRandomVectorGenerator

All Implemented Interfaces:

RandomVectorGenerator

public class UnitSphereRandomVectorGenerator
extends Object
implements RandomVectorGenerator

Generate random vectors isotropically located on the surface of a sphere.

Since:

2.1

Version:

$Id: UnitSphereRandomVectorGenerator.java 1444500 2013-02-10 08:10:40Z tn $

UnitSphereRandomVectorGenerator

public UnitSphereRandomVectorGenerator(int dimension,
                                       RandomGenerator rand)

Parameters:

dimension - Space dimension.

rand - RNG for the individual components of the vectors.

UnitSphereRandomVectorGenerator

public UnitSphereRandomVectorGenerator(int dimension)

Create an object that will use a default RNG (MersenneTwister), in order to generate the individual components.

Parameters:

dimension - Space dimension.

nextVector

public double[] nextVector()

Generate a random vector.

Specified by:

nextVector in interface RandomVectorGenerator

Returns:

a random vector as an array of double.