WELL512 Class Reference

Random number generator with period 2^{512}-1; effectively a better version of MT19937 (smaller state, similarly fast, simpler code, better distribution). More...

#include <Random.h>

Public Types
typedef uint32_t	result_type

Public Member Functions
	WELL512 ()
uint32_t	operator() ()
void	seed (uint32_t value)
void	seed (uint32_t values[16])
uint32_t	min () const
uint32_t	max () const

Private Attributes
uint32_t	state [16]
uint32_t	index

Friends
bool	operator== (const WELL512 &x, const WELL512 &y)
bool	operator!= (const WELL512 &x, const WELL512 &y)
template<class CharT , class Traits >
std::basic_ostream< CharT, Traits > &	operator<< (std::basic_ostream< CharT, Traits > &os, const WELL512 &rng)
template<class CharT , class Traits >
std::basic_istream< CharT, Traits > &	operator>> (std::basic_istream< CharT, Traits > &is, WELL512 &rng)

Detailed Description

Random number generator with period 2^{512}-1; effectively a better version of MT19937 (smaller state, similarly fast, simpler code, better distribution).

Implements Boost.Random's PseudoRandomNumberGenerator concept.

Definition at line 27 of file Random.h.

Member Typedef Documentation

typedef uint32_t WELL512::result_type

Definition at line 79 of file Random.h.

Constructor & Destructor Documentation

WELL512::WELL512 ( )

inline

Definition at line 34 of file Random.h.

Member Function Documentation

uint32_t WELL512::max ( ) const

inline

Definition at line 86 of file Random.h.

uint32_t WELL512::min ( ) const

inline

Definition at line 81 of file Random.h.

uint32_t WELL512::operator() ( )

inline

Definition at line 39 of file Random.h.

void WELL512::seed ( uint32_t  value )

inline

Definition at line 58 of file Random.h.

void WELL512::seed ( uint32_t  values[16] )

inline

Definition at line 69 of file Random.h.

Friends And Related Function Documentation

bool operator!= ( const WELL512 &  x, const WELL512 &  y  )

friend

Definition at line 103 of file Random.h.

template<class CharT , class Traits >

std::basic_ostream<CharT, Traits>& operator<< ( std::basic_ostream< CharT, Traits > &  os, const WELL512 &  rng  )

friend

Definition at line 112 of file Random.h.

bool operator== ( const WELL512 &  x, const WELL512 &  y  )

friend

Definition at line 93 of file Random.h.

template<class CharT , class Traits >

std::basic_istream<CharT, Traits>& operator>> ( std::basic_istream< CharT, Traits > &  is, WELL512 &  rng  )

friend

Definition at line 122 of file Random.h.

Member Data Documentation

uint32_t WELL512::index

private

Definition at line 31 of file Random.h.

uint32_t WELL512::state[16]

private

Definition at line 30 of file Random.h.

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

• /home/sathyam/0ad.svn/source/maths/Random.h