jsat.utils.random

Class CMWC4096

java.lang.Object

java.util.Random

jsat.utils.random.CMWC4096

All Implemented Interfaces:

Serializable

public class CMWC4096
extends Random

A Complement-Multiply-With-Carry PRNG. It is a fast high quality generator that passes the Diehard tests. It has a period of over 2¹³¹⁰⁸³

See: Marsaglia, G. (2005). On the randomness of Pi and other decimal expansions. Interstat 5

Author:

Edward Raff

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
CMWC4096() Creates a new PRNG with a random seed
CMWC4096(long seed) Creates a new PRNG

Method Summary

Modifier and Type	Method and Description
protected int	next(int bits)
void	setSeed(long seed)

Methods inherited from class java.util.Random

doubles, doubles, doubles, doubles, ints, ints, ints, ints, longs, longs, longs, longs, nextBoolean, nextBytes, nextDouble, nextFloat, nextGaussian, nextInt, nextInt, nextLong

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

CMWC4096

public CMWC4096()

Creates a new PRNG with a random seed

CMWC4096

public CMWC4096(long seed)

Creates a new PRNG

Parameters:

seed - the seed that controls the initial state of the PRNG

See Also:

setSeed(long)

Method Detail

setSeed

public void setSeed(long seed)

Overrides:

setSeed in class Random

next

protected int next(int bits)

Overrides:

next in class Random