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std::discrete_distribution< _IntType >(3cxx) std::discrete_distribution< _IntType >(3cxx)

NAME

std::discrete_distribution< _IntType > -

SYNOPSIS

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 > &, const std::discrete_distribution< _IntType1 > &)"
 
template<typename _IntType1 , typename _CharT , typename _Traits > std::basic_istream< _CharT,
 
_Traits > & operator>> (std::basic_istream< _CharT, _Traits > &, std::discrete_distribution< _IntType1 > &)"
 

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 4666 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 4673 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 4786 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 4779 of file random.h.

template<typename _IntType = int> template<typename _UniformRandomNumberGenerator > result_type std::discrete_distribution< _IntType >::operator() (_UniformRandomNumberGenerator &__urng) [inline]

Generating functions.
Definition at line 4797 of file random.h.
References std::discrete_distribution< _IntType >::operator()(), and std::discrete_distribution< _IntType >::param().
Referenced by std::discrete_distribution< _IntType >::operator()().

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

Returns the parameter set of the distribution.
Definition at line 4764 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:
__param The new parameter set of the distribution.
 
Definition at line 4772 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 4754 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 4747 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 > &, const std::discrete_distribution< _IntType1 > &) [friend]

Inserts a discrete_distribution random number distribution __x into the output stream __os. Parameters:
__os An output stream.
 
__x A 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 > &, std::discrete_distribution< _IntType1 > &) [friend]

Extracts a discrete_distribution random number distribution __x from the input stream __is. Parameters:
__is An input stream.
 
__x A discrete_distribution random number generator engine.
Returns:
The input stream with __x extracted or in an error state.
 
 

Author

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Tue Nov 27 2012 libstdc++