libstdc++
std::discrete_distribution< _IntType > Class Template Reference

List of all members.

Classes

struct  param_type

Public Types

typedef _IntType result_type

Public Member Functions

template<typename _InputIterator >
 discrete_distribution (_InputIterator __wbegin, _InputIterator __wend)
 discrete_distribution (initializer_list< double > __wl)
template<typename _Func >
 discrete_distribution (size_t __nw, double __xmin, double __xmax, _Func __fw)
 discrete_distribution (const param_type &__p)
result_type max () const
result_type min () const
template<typename _UniformRandomNumberGenerator >
result_type operator() (_UniformRandomNumberGenerator &__urng)
template<typename _UniformRandomNumberGenerator >
result_type operator() (_UniformRandomNumberGenerator &__urng, const param_type &__p)
param_type param () const
void param (const param_type &__param)
std::vector< double > probabilities () const
void reset ()

Friends

template<typename _IntType1 , typename _CharT , typename _Traits >
std::basic_ostream< _CharT,
_Traits > & 
operator<< (std::basic_ostream< _CharT, _Traits > &__os, const std::discrete_distribution< _IntType1 > &__x)
template<typename _IntType1 , typename _CharT , typename _Traits >
std::basic_istream< _CharT,
_Traits > & 
operator>> (std::basic_istream< _CharT, _Traits > &__is, std::discrete_distribution< _IntType1 > &__x)

Detailed Description

template<typename _IntType = int>
class std::discrete_distribution< _IntType >

A discrete_distribution random number distribution.

The formula for the discrete probability mass function is

Definition at line 4665 of file random.h.


Member Typedef Documentation

template<typename _IntType = int>
typedef _IntType std::discrete_distribution< _IntType >::result_type

The type of the range of the distribution.

Definition at line 4672 of file random.h.


Member Function Documentation

template<typename _IntType = int>
result_type std::discrete_distribution< _IntType >::max ( ) const
inline

Returns the least upper bound value of the distribution.

Definition at line 4785 of file random.h.

References std::vector< _Tp, _Alloc >::empty(), and std::vector< _Tp, _Alloc >::size().

template<typename _IntType = int>
result_type std::discrete_distribution< _IntType >::min ( ) const
inline

Returns the greatest lower bound value of the distribution.

Definition at line 4778 of file random.h.

template<typename _IntType = int>
template<typename _UniformRandomNumberGenerator >
result_type std::discrete_distribution< _IntType >::operator() ( _UniformRandomNumberGenerator &  __urng)
inline
template<typename _IntType = int>
param_type std::discrete_distribution< _IntType >::param ( ) const
inline

Returns the parameter set of the distribution.

Definition at line 4763 of file random.h.

Referenced by std::discrete_distribution< _IntType >::operator()(), and std::operator==().

template<typename _IntType = int>
void std::discrete_distribution< _IntType >::param ( const param_type __param)
inline

Sets the parameter set of the distribution.

Parameters:
__paramThe new parameter set of the distribution.

Definition at line 4771 of file random.h.

template<typename _IntType = int>
std::vector<double> std::discrete_distribution< _IntType >::probabilities ( ) const
inline

Returns the probabilities of the distribution.

Definition at line 4753 of file random.h.

References std::vector< _Tp, _Alloc >::empty().

template<typename _IntType = int>
void std::discrete_distribution< _IntType >::reset ( )
inline

Resets the distribution state.

Definition at line 4746 of file random.h.


Friends And Related Function Documentation

template<typename _IntType = int>
template<typename _IntType1 , typename _CharT , typename _Traits >
std::basic_ostream<_CharT, _Traits>& operator<< ( std::basic_ostream< _CharT, _Traits > &  __os,
const std::discrete_distribution< _IntType1 > &  __x 
)
friend

Inserts a discrete_distribution random number distribution __x into the output stream __os.

Parameters:
__osAn output stream.
__xA discrete_distribution random number distribution.
Returns:
The output stream with the state of __x inserted or in an error state.
template<typename _IntType = int>
template<typename _IntType1 , typename _CharT , typename _Traits >
std::basic_istream<_CharT, _Traits>& operator>> ( std::basic_istream< _CharT, _Traits > &  __is,
std::discrete_distribution< _IntType1 > &  __x 
)
friend

Extracts a discrete_distribution random number distribution __x from the input stream __is.

Parameters:
__isAn input stream.
__xA discrete_distribution random number generator engine.
Returns:
The input stream with __x extracted or in an error state.

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