Random Class Reference

#include <Random.h>

List of all members.

Classes
struct	dSquared
Public Member Functions
float	arcsine (float xMin=0., float xMax=1.)
float	avoidance (void)
void	avoidance (float x[], unsigned ndim)
bool	bernoulli (float p=0.5)
float	beta (float v, float w, float xMin=0., float xMax=1.)
int	binomial (int n, float p)
cartesianCoord	bivariateNormal (float muX=0., float sigmaX=1., float muY=0., float sigmaY=1.)
cartesianCoord	bivariateUniform (float xMin=-1., float xMax=1., float yMin=-1., float yMax=1.)
float	cauchy (float a=0., float b=1.)
float	chiSquare (int df)
cartesianCoord	corrNormal (float r, float muX=0., float sigmaX=1., float muY=0., float sigmaY=1.)
cartesianCoord	corrUniform (float r, float xMin=0., float xMax=1., float yMin=0., float yMax=1.)
float	cosine (float xMin=0., float xMax=1.)
float	empirical (void)
int	empiricalDiscrete (void)
float	erlang (float b, int c)
float	exponential (float a=0., float c=1.)
float	extremeValue (float a=0., float c=1.)
float	floatLog (float xMin=-1., float xMax=1.)
float	fRatio (int v, int w)
float	gamma (float a, float b, float c)
int	geometric (float p)
int	hypergeometric (int n, int N, int K)
float	laplace (float a=0., float b=1.)
float	logarithmic (float xMin=0., float xMax=1.)
float	logistic (float a=0., float c=1.)
float	lognormal (float a, float mu, float sigma)
void	multinomial (int n, float p[], int count[], int m)
int	negativeBinomial (int s, float p)
float	normal (float mu=0., float sigma=1.)
Random &	operator= (const Random &r)
float	parabolic (float xMin=0., float xMax=1.)
float	pareto (float c)
int	pascal (int s, float p)
float	pearson5 (float b, float c)
float	pearson6 (float b, float v, float w)
int	poisson (float mu)
float	power (float c)
	Random (long seed)
	Random (void)
	Random (const Random &r)
float	rayleigh (float a, float b)
void	reset (long seed)
void	reset (void)
float	sample (bool replace=true)
void	sample (float x[], int ndim)
sphericalCoord	spherical (float thMin=0., float thMax=M_PI, float phMin=0., float phMax=2.*M_PI)
void	sphericalND (float x[], int n)
cartesianCoord	stochasticInterpolation (void)
float	studentT (int df)
bool	tausworthe (unsigned n)
void	tausworthe (bool *bitvec, unsigned n)
float	triangular (float xMin=0., float xMax=1., float c=0.5)
float	uniform (float xMin=0., float xMax=1.)
int	uniformDiscrete (int i, int j)
float	userSpecified (float(*usf)(float, float, float), float xMin, float xMax, float yMin, float yMax)
float	weibull (float a, float b, float c)
	~Random (void)
Private Member Functions
void	_seedTable (void)
float	_u (void)
Static Private Member Functions
static float	_parabola (float x, float xMin, float xMax)
Private Attributes
long	_next
long	_seed
unsigned	_seed2
long	_table [_NTAB]
pthread_mutex_t	random_mutex
Static Private Attributes
static const long	_DIV = 1+(_M-1)/_NTAB
static const float	_F = 1. / _M
static const long	_M = 0x7fffffff
static const short	_NTAB = 32
static const long	A_ = 0x10ff5
static const long	Q_ = 0x787d
static const long	R_ = 0x5d5e
Friends
bool	operator!= (const Random &p, const Random &q)
bool	operator== (const Random &p, const Random &q)
istream &	operator>> (istream &is, Random &rv)

---

Detailed Description

Definition at line 147 of file Random.h.

---

Constructor & Destructor Documentation

Random::Random

(

long

seed

)

[inline]

Definition at line 183 of file Random.h.

Random::Random

(

void

)

[inline]

Definition at line 194 of file Random.h.

Random::~Random

(

void

)

[inline]

Definition at line 203 of file Random.h.

Random::Random

(

const Random &

r

)

[inline]

Definition at line 208 of file Random.h.

---

Member Function Documentation

static float Random::_parabola	(	float	x,
		float	xMin,
		float	xMax
	)		[inline, static, private]

Definition at line 1173 of file Random.h.

void Random::_seedTable

(

void

)

[inline, private]

Definition at line 1138 of file Random.h.

float Random::_u

(

void

)

[inline, private]

Definition at line 1155 of file Random.h.

float Random::arcsine	(	float	xMin = 0.,
		float	xMax = 1.
	)		[inline]

Definition at line 255 of file Random.h.

float Random::avoidance

(

void

)

[inline]

Definition at line 1027 of file Random.h.

void Random::avoidance	(	float	x[],
		unsigned	ndim
	)		[inline]

Definition at line 1034 of file Random.h.

bool Random::bernoulli

(

float

p = 0.5

)

[inline]

Definition at line 539 of file Random.h.

float Random::beta	(	float	v,
		float	w,
		float	xMin = 0.,
		float	xMax = 1.
	)		[inline]

Definition at line 261 of file Random.h.

int Random::binomial	(	int	n,
		float	p
	)		[inline]

Definition at line 546 of file Random.h.

cartesianCoord Random::bivariateNormal	(	float	muX = 0.,
		float	sigmaX = 1.,
		float	muY = 0.,
		float	sigmaY = 1.
	)		[inline]

Definition at line 907 of file Random.h.

cartesianCoord Random::bivariateUniform	(	float	xMin = -1.,
		float	xMax = 1.,
		float	yMin = -1.,
		float	yMax = 1.
	)		[inline]

Definition at line 920 of file Random.h.

float Random::cauchy	(	float	a = 0.,
		float	b = 1.
	)		[inline]

Definition at line 270 of file Random.h.

float Random::chiSquare

(

int

df

)

[inline]

Definition at line 280 of file Random.h.

cartesianCoord Random::corrNormal	(	float	r,
		float	muX = 0.,
		float	sigmaX = 1.,
		float	muY = 0.,
		float	sigmaY = 1.
	)		[inline]

Definition at line 945 of file Random.h.

cartesianCoord Random::corrUniform	(	float	r,
		float	xMin = 0.,
		float	xMax = 1.,
		float	yMin = 0.,
		float	yMax = 1.
	)		[inline]

Definition at line 965 of file Random.h.

float Random::cosine	(	float	xMin = 0.,
		float	xMax = 1.
	)		[inline]

Definition at line 287 of file Random.h.

float Random::empirical

(

void

)

[inline]

Definition at line 640 of file Random.h.

int Random::empiricalDiscrete

(

void

)

[inline]

Definition at line 674 of file Random.h.

float Random::erlang	(	float	b,
		int	c
	)		[inline]

Definition at line 308 of file Random.h.

float Random::exponential	(	float	a = 0.,
		float	c = 1.
	)		[inline]

Definition at line 318 of file Random.h.

float Random::extremeValue	(	float	a = 0.,
		float	c = 1.
	)		[inline]

Definition at line 325 of file Random.h.

float Random::floatLog	(	float	xMin = -1.,
		float	xMax = 1.
	)		[inline]

Definition at line 297 of file Random.h.

float Random::fRatio	(	int	v,
		int	w
	)		[inline]

Definition at line 332 of file Random.h.

float Random::gamma	(	float	a,
		float	b,
		float	c
	)		[inline]

Definition at line 339 of file Random.h.

int Random::geometric

(

float

p

)

[inline]

Definition at line 555 of file Random.h.

int Random::hypergeometric	(	int	n,
		int	N,
		int	K
	)		[inline]

Definition at line 562 of file Random.h.

float Random::laplace	(	float	a = 0.,
		float	b = 1.
	)		[inline]

Definition at line 377 of file Random.h.

float Random::logarithmic	(	float	xMin = 0.,
		float	xMax = 1.
	)		[inline]

Definition at line 387 of file Random.h.

float Random::logistic	(	float	a = 0.,
		float	c = 1.
	)		[inline]

Definition at line 399 of file Random.h.

float Random::lognormal	(	float	a,
		float	mu,
		float	sigma
	)		[inline]

Definition at line 406 of file Random.h.

void Random::multinomial	(	int	n,
		float	p[],
		int	count[],
		int	m
	)		[inline]

Definition at line 575 of file Random.h.

int Random::negativeBinomial	(	int	s,
		float	p
	)		[inline]

Definition at line 605 of file Random.h.

float Random::normal	(	float	mu = 0.,
		float	sigma = 1.
	)		[inline]

Definition at line 411 of file Random.h.

Random& Random::operator=

(

const Random &

r

)

[inline]

Definition at line 221 of file Random.h.

float Random::parabolic	(	float	xMin = 0.,
		float	xMax = 1.
	)		[inline]

Definition at line 434 of file Random.h.

float Random::pareto

(

float

c

)

[inline]

Definition at line 444 of file Random.h.

int Random::pascal	(	int	s,
		float	p
	)		[inline]

Definition at line 614 of file Random.h.

float Random::pearson5	(	float	b,
		float	c
	)		[inline]

Definition at line 451 of file Random.h.

float Random::pearson6	(	float	b,
		float	v,
		float	w
	)		[inline]

Definition at line 458 of file Random.h.

int Random::poisson

(

float

mu

)

[inline]

Definition at line 619 of file Random.h.

float Random::power

(

float

c

)

[inline]

Definition at line 465 of file Random.h.

float Random::rayleigh	(	float	a,
		float	b
	)		[inline]

Definition at line 472 of file Random.h.

void Random::reset

(

long

seed

)

[inline]

Definition at line 238 of file Random.h.

void Random::reset

(

void

)

[inline]

Definition at line 246 of file Random.h.

float Random::sample

(

bool

replace = true

)

[inline]

Definition at line 720 of file Random.h.

void Random::sample	(	float	x[],
		int	ndim
	)		[inline]

Definition at line 761 of file Random.h.

sphericalCoord Random::spherical	(	float	thMin = 0.,
		float	thMax = M_PI,
		float	phMin = 0.,
		float	phMax = 2. * M_PI
	)		[inline]

Definition at line 994 of file Random.h.

void Random::sphericalND	(	float	x[],
		int	n
	)		[inline]

Definition at line 1008 of file Random.h.

cartesianCoord Random::stochasticInterpolation

(

void

)

[inline]

Definition at line 800 of file Random.h.

float Random::studentT

(

int

df

)

[inline]

Definition at line 479 of file Random.h.

bool Random::tausworthe

(

unsigned

n

)

[inline]

Definition at line 1092 of file Random.h.

void Random::tausworthe	(	bool *	bitvec,
		unsigned	n
	)		[inline]

Definition at line 1106 of file Random.h.

float Random::triangular	(	float	xMin = 0.,
		float	xMax = 1.,
		float	c = 0.5
	)		[inline]

Definition at line 486 of file Random.h.

float Random::uniform	(	float	xMin = 0.,
		float	xMax = 1.
	)		[inline]

Definition at line 500 of file Random.h.

int Random::uniformDiscrete	(	int	i,
		int	j
	)		[inline]

Definition at line 631 of file Random.h.

float Random::userSpecified	(	float(*)(float, float, float)	usf,
		float	xMin,
		float	xMax,
		float	yMin,
		float	yMax
	)		[inline]

Definition at line 507 of file Random.h.

float Random::weibull	(	float	a,
		float	b,
		float	c
	)		[inline]

Definition at line 530 of file Random.h.

---

Friends And Related Function Documentation

bool operator!=	(	const Random &	p,
		const Random &	q
	)		[friend]

Definition at line 160 of file Random.h.

bool operator==	(	const Random &	p,
		const Random &	q
	)		[friend]

Definition at line 152 of file Random.h.

istream& operator>>	(	istream &	is,
		Random &	rv
	)		[friend]

Definition at line 167 of file Random.h.

---

Member Data Documentation

const long Random::_DIV = 1+(_M-1)/_NTAB [static, private]

Definition at line 1131 of file Random.h.

const float Random::_F = 1. / _M [static, private]

Definition at line 1129 of file Random.h.

const long Random::_M = 0x7fffffff [static, private]

Definition at line 1125 of file Random.h.

long Random::_next [private]

Definition at line 1133 of file Random.h.

const short Random::_NTAB = 32 [static, private]

Definition at line 1130 of file Random.h.

long Random::_seed [private]

Definition at line 1134 of file Random.h.

unsigned Random::_seed2 [private]

Definition at line 1135 of file Random.h.

long Random::_table[_NTAB] [private]

Definition at line 1132 of file Random.h.

const long Random::A_ = 0x10ff5 [static, private]

Definition at line 1126 of file Random.h.

const long Random::Q_ = 0x787d [static, private]

Definition at line 1127 of file Random.h.

const long Random::R_ = 0x5d5e [static, private]

Definition at line 1128 of file Random.h.

pthread_mutex_t Random::random_mutex [private]

Definition at line 1136 of file Random.h.

---

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

• Random.h