RandomNumber< T_real > Struct Template Reference

#include <randomtools.h>

Static Public Member Functions
static T_real	randr (T_real low, T_real high)
	Return a random Real between [lo, hi) More...
static T_real	randr ()
	Return a random Real between [0, 1) More...
static T_real	Normalr ()
	Return a standard normal random Real. More...
static T_real	Normal_log_prob (T_real x, T_real mu, T_real sigma)
	Return the log probability of given normal distribution. More...
static void	setRandomSeed (unsigned randomSeed)
static int	randi (int low, int high)

Static Public Attributes
static std::default_random_engine	re
static std::uniform_real_distribution< T_real >	default_real_distr {0.0, 1.0}
static std::normal_distribution< T_real >	standard_normal_distr {0.0, 1.0}

Member Function Documentation

Normal_log_prob()

template<typename T_real = double>

static T_real RandomNumber< T_real >::Normal_log_prob ( T_real  x, T_real  mu, T_real  sigma  )

inlinestatic

Return the log probability of given normal distribution.

Template Parameters

T_real

Real Type

Parameters

x	the normal random number
mu	the mean of distribution
sigma	the variance of the distribution

Returns

T_real Real type

Normalr()

template<typename T_real = double>

static T_real RandomNumber< T_real >::Normalr ( )

inlinestatic

Return a standard normal random Real.

Template Parameters

T_real

Real type

Returns

T_real: Real type

References RandomNumber< T_real >::re, and RandomNumber< T_real >::standard_normal_distr.

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randi()

template<typename T_real = double>

static int RandomNumber< T_real >::randi ( int  low, int  high  )

inlinestatic

References RandomNumber< T_real >::re.

randr() [1/2]

template<typename T_real = double>

static T_real RandomNumber< T_real >::randr ( )

inlinestatic

Return a random Real between [0, 1)

Template Parameters

T_real

Real type

Parameters

lo	lower bound
hi	upper bound (not included)

Returns

T_real: Real type

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randr() [2/2]

template<typename T_real = double>

static T_real RandomNumber< T_real >::randr ( T_real  low, T_real  high  )

inlinestatic

Return a random Real between [lo, hi)

Template Parameters

T_real

Real type

Parameters

low	lower bound
high	upper bound (not included)

Returns

T_real: Real type

References RandomNumber< T_real >::re.

setRandomSeed()

template<typename T_real = double>

static void RandomNumber< T_real >::setRandomSeed ( unsigned  randomSeed )

inlinestatic

References RandomNumber< T_real >::re.

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Member Data Documentation

default_real_distr

template<typename T_real = double>

std::uniform_real_distribution<T_real> RandomNumber< T_real >::default_real_distr {0.0, 1.0}

inlinestatic

re

template<typename T_real = double>

std::default_random_engine RandomNumber< T_real >::re

inlinestatic

standard_normal_distr

template<typename T_real = double>

std::normal_distribution<T_real> RandomNumber< T_real >::standard_normal_distr {0.0, 1.0}

inlinestatic

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

• /mnt/e/linuxOS/PhyStar/Math/random/randomtools.h