org.core

Class Randomize

java.lang.Object

org.core.Randomize

Direct Known Subclasses:

RandomGenerator, RandomGenerator

public class Randomize
extends java.lang.Object

Constructor Summary

Constructors

Constructor and Description
Randomize()

Method Summary

Modifier and Type	Method and Description
static double	Rand() Rand computes a psuedo-random float value between 0 and 1, excluding 1
static double	RandClosed() RandClosed computes a psuedo-random float value between 0 and 1 inclusive
static double	Randdouble(double low, double high) Randdouble gives an double value between low and high, excluding high
static double	RanddoubleClosed(double low, double high) RanddoubleClosed gives an double value between low and high inclusive
static double	RanddoubleOpen(double low, double high) RanddoubleOpen gives an double value between low and high, excluding low and high
static double	RandGaussian() RandGaussian generates a standardized gaussian random number
static int	Randint(int low, int high) Randint gives an integer value between low and high, excluding high
static int	RandintClosed(int low, int high) RandintClosed gives an integer value between low and high inclusive
static int	RandintOpen(int low, int high) RandintOpen gives an integer value between low and high, excluding 0 and 1
static double	RandOpen() RandOpen computes a psuedo-random float value between 0 and 1, excluding 0 and 1
static void	setSeed(long semilla)

Methods inherited from class java.lang.Object

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

Constructor Detail

Randomize

public Randomize()

Method Detail

setSeed

public static void setSeed(long semilla)

Rand

public static double Rand()

Rand computes a psuedo-random float value between 0 and 1, excluding 1

Returns:

A uniform-distributed real value in [0,1)

RandOpen

public static double RandOpen()

RandOpen computes a psuedo-random float value between 0 and 1, excluding 0 and 1

Returns:

A uniform-distributed real value in (0,1)

RandClosed

public static double RandClosed()

RandClosed computes a psuedo-random float value between 0 and 1 inclusive

Returns:

A uniform-distributed real value in [0,1]

RandGaussian

public static double RandGaussian()

RandGaussian generates a standardized gaussian random number

Returns:

A normal-distributed real value with mean 0 and standard deviation equal to 1

Randint

public static int Randint(int low,
                          int high)

Randint gives an integer value between low and high, excluding high

Parameters:

low - Lower bound (included)

high - Upper bound (NOT included)

Returns:

A uniform-distributed integer value in [low,high)

RandintOpen

public static int RandintOpen(int low,
                              int high)

RandintOpen gives an integer value between low and high, excluding 0 and 1

Parameters:

low - Lower bound (NOT included)

high - Upper bound (NOT included)

Returns:

A uniform-distributed integer value in (low,high)

RandintClosed

public static int RandintClosed(int low,
                                int high)

RandintClosed gives an integer value between low and high inclusive

Parameters:

low - Lower bound (included)

high - Upper bound (included)

Returns:

A uniform-distributed integer value in [low,high]

Randdouble

public static double Randdouble(double low,
                                double high)

Randdouble gives an double value between low and high, excluding high

Parameters:

low - Lower bound (included)

high - Upper bound (NOT included)

Returns:

A uniform-distributed real value in [low,high)

RanddoubleOpen

public static double RanddoubleOpen(double low,
                                    double high)

RanddoubleOpen gives an double value between low and high, excluding low and high

Parameters:

low - Lower bound (NOT included)

high - Upper bound (NOT included)

Returns:

A uniform-distributed real value in (low,high)

RanddoubleClosed

public static double RanddoubleClosed(double low,
                                      double high)

RanddoubleClosed gives an double value between low and high inclusive

Parameters:

low - Lower bound (included)

high - Upper bound (included)

Returns:

A uniform-distributed real value in [low,high]