pcl::common::NormalGenerator< T > Class Template Reference

NormalGenerator class generates a random number from a normal distribution specified by (mean, sigma). More...

#include <pcl/common/random.h>

Collaboration diagram for pcl::common::NormalGenerator< T >:

Classes
struct	Parameters

Public Types
using	DistributionType = typename normal_distribution< T >::type

Public Member Functions
	NormalGenerator (T mean=0, T sigma=1, std::uint32_t seed=-1)
	Constructor. More...
	NormalGenerator (const Parameters &parameters)
	Constructor. More...
void	setSeed (std::uint32_t seed)
	Change seed value. More...
void	setParameters (T mean, T sigma, std::uint32_t seed=-1)
	Set the normal number generator parameters. More...
void	setParameters (const Parameters &parameters)
	Set generator parameters. More...
const Parameters &	getParameters ()
T	run ()

Public Attributes
Parameters	parameters_
	parameters More...
std::mt19937	rng_
	random number generator More...
DistributionType	distribution_
	normal distribution More...

Detailed Description

template<typename T>
class pcl::common::NormalGenerator< T >

NormalGenerator class generates a random number from a normal distribution specified by (mean, sigma).

Author

Nizar Sallem

Definition at line 150 of file random.h.

Member Typedef Documentation

DistributionType

template<typename T >

using pcl::common::NormalGenerator< T >::DistributionType = typename normal_distribution<T>::type

Definition at line 206 of file random.h.

Constructor & Destructor Documentation

NormalGenerator() [1/2]

template<typename T >

pcl::common::NormalGenerator< T >::NormalGenerator	(	T	mean = 0,
		T	sigma = 1,
		std::uint32_t	seed = -1
	)

Constructor.

Parameters

[in]	mean	normal mean
[in]	sigma	normal variation
[in]	seed	seeding value

Definition at line 113 of file random.hpp.

NormalGenerator() [2/2]

template<typename T >

pcl::common::NormalGenerator< T >::NormalGenerator

(

const Parameters &

parameters

)

Constructor.

Parameters

parameters

normal distribution parameters and seed

Definition at line 123 of file random.hpp.

References pcl::common::NormalGenerator< T >::parameters_, pcl::common::NormalGenerator< T >::rng_, and pcl::common::NormalGenerator< T >::Parameters::seed.

Member Function Documentation

getParameters()

template<typename T >

const Parameters& pcl::common::NormalGenerator< T >::getParameters ( )

inline

Returns

normal distribution parameters and generator seed

Definition at line 200 of file random.h.

References pcl::common::NormalGenerator< T >::parameters_.

run()

template<typename T >

T pcl::common::NormalGenerator< T >::run ( )

inline

Returns

a randomly generated number in the normal distribution (mean, sigma)

Definition at line 204 of file random.h.

References pcl::common::NormalGenerator< T >::distribution_, and pcl::common::NormalGenerator< T >::rng_.

setParameters() [1/2]

template<typename T >

void pcl::common::NormalGenerator< T >::setParameters

(

const Parameters &

parameters

)

Set generator parameters.

Parameters

parameters

normal distribution parameters and seed

Definition at line 158 of file random.hpp.

setParameters() [2/2]

template<typename T >

void pcl::common::NormalGenerator< T >::setParameters	(	T	mean,
		T	sigma,
		std::uint32_t	seed = -1
	)

Set the normal number generator parameters.

Parameters

[in]	mean	mean of the normal distribution
[in]	sigma	standard variation of the normal distribution
[in]	seed	random number generator seed (applied if != -1)

Definition at line 144 of file random.hpp.

setSeed()

template<typename T >

void pcl::common::NormalGenerator< T >::setSeed

(

std::uint32_t

seed

)

Change seed value.

Parameters

[in]

seed

new seed value

Definition at line 133 of file random.hpp.

Member Data Documentation

distribution_

template<typename T >

DistributionType pcl::common::NormalGenerator< T >::distribution_

normal distribution

Definition at line 212 of file random.h.

Referenced by pcl::common::NormalGenerator< T >::run().

parameters_

template<typename T >

Parameters pcl::common::NormalGenerator< T >::parameters_

parameters

Definition at line 208 of file random.h.

Referenced by pcl::common::NormalGenerator< T >::getParameters(), and pcl::common::NormalGenerator< T >::NormalGenerator().

rng_

template<typename T >

std::mt19937 pcl::common::NormalGenerator< T >::rng_

random number generator

Definition at line 210 of file random.h.

Referenced by pcl::common::NormalGenerator< T >::NormalGenerator(), and pcl::common::NormalGenerator< T >::run().

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

• pcl/common/random.h
• pcl/common/impl/random.hpp