PseudoRandom Class Reference

This is the interface for the random number generator in dignea. The idea is that all the random numbers will be generated using a single random generator which will be accesible throug this interface. More...

#include <PseudoRandom.h>

Static Public Member Functions
static double	randDouble ()
	Generates a random double value between 0.0 and 1.0. More...
static int	randInt (int minBound, int maxBound)
	Returns a random integer int the range [minBound, maxBound]. More...
static double	randDouble (double minBound, double maxBound)
	Returns a random double in the range [minBound, maxBound]. More...
static double	randNormal (double mean, double standardDeviation)
	Returns a random value extracted from a Normal Distribution with mean and standardDeviation. More...
static double *	randSphere (int dimension)
	Get random points from an hypersphere (center = 0, radius = 1) Code taken from Maurice Clerc's implementations. More...

Static Public Attributes
static RandomGenerator *	randomGenerator_ = nullptr

Detailed Description

This is the interface for the random number generator in dignea. The idea is that all the random numbers will be generated using a single random generator which will be accesible throug this interface.

Member Function Documentation

randDouble() [1/2]

double PseudoRandom::randDouble ( )

static

Generates a random double value between 0.0 and 1.0.

Returns

double

randDouble() [2/2]

double PseudoRandom::randDouble ( double  minBound, double  maxBound  )

static

Returns a random double in the range [minBound, maxBound].

Parameters

minBound
maxBound

Returns

double

randInt()

int PseudoRandom::randInt ( int  minBound, int  maxBound  )

static

Returns a random integer int the range [minBound, maxBound].

Parameters

minBound
maxBound

Returns

int

randNormal()

double PseudoRandom::randNormal ( double  mean, double  standardDeviation  )

static

Returns a random value extracted from a Normal Distribution with mean and standardDeviation.

Parameters

mean
standardDeviation

Returns

double

Use the polar form of the Box-Muller transformation to obtain a pseudo random number from a Gaussian distribution Code taken from Maurice Clerc's implementation

Parameters

mean
standardDeviation

Returns

A pseudo random number

randSphere()

double * PseudoRandom::randSphere ( int  dimension )

static

Get random points from an hypersphere (center = 0, radius = 1) Code taken from Maurice Clerc's implementations.

Parameters

dimension

Returns

double*

Get a random point from an hypersphere (center = 0, radius = 1) Code taken from Maurice Clerc's implementation

Parameters

dimension

Returns

A pseudo random point

Member Data Documentation

randomGenerator_

RandomGenerator * PseudoRandom::randomGenerator_ = nullptr

static

This file is aimed at defining the interface for the random generator. The idea is that all the random numbers will be generated using a single random generator which will be accesible throug this interface.

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The documentation for this class was generated from the following files:

• include/dignea/utilities/random/PseudoRandom.h
• src/dignea/utilities/random/PseudoRandom.cpp