MarsagliaRandomNumberGenerator Class Reference

Marsaglia random number generator. More...

#include <base/math/MarsagliaRandomNumberGenerator.h>

Public Member Functions
	MarsagliaRandomNumberGenerator () noexcept
	MarsagliaRandomNumberGenerator (uint32 seed) noexcept
void	randomize () noexcept
void	randomize (uint32 seed) noexcept
uint32	getInteger () noexcept
double	getDouble () noexcept
long double	getLongDouble () noexcept

Detailed Description

Marsaglia random number generator.

Implementation of the pseudorandom number generator by George Marsaglia: The mother of all random number generators. The RNG has a period of about 2^250.

Version

1.0

Constructor & Destructor Documentation

MarsagliaRandomNumberGenerator() [1/2]

MarsagliaRandomNumberGenerator::MarsagliaRandomNumberGenerator ( )

noexcept

Initializes the internal state of the generator from the current time.

MarsagliaRandomNumberGenerator() [2/2]

MarsagliaRandomNumberGenerator::MarsagliaRandomNumberGenerator ( uint32  seed )

noexcept

Initializes the internal state of the generator.

Parameters

seed	The desired seed.

Member Function Documentation

getDouble()

double MarsagliaRandomNumberGenerator::getDouble ( )

inlinenoexcept

Returns a random real number in the range [0;1].

getInteger()

uint32 MarsagliaRandomNumberGenerator::getInteger ( )

noexcept

Returns a random integer (unsigned) utilizing the full range of the type.

getLongDouble()

long double MarsagliaRandomNumberGenerator::getLongDouble ( )

inlinenoexcept

Returns a random real number in the range [0;1].

randomize() [1/2]

void MarsagliaRandomNumberGenerator::randomize ( )

noexcept

Initializes the internal state of the generator from the current time.

randomize() [2/2]

void MarsagliaRandomNumberGenerator::randomize ( uint32  seed )

noexcept

Initializes the internal state of the generator.

Parameters

seed	The desired seed.