vcsn::random_selector< RandomGenerator > Struct Template Reference

Random selector on container, using uniform distribution. More...

#include <random.hh>

Collaboration diagram for vcsn::random_selector< RandomGenerator >:

Public Member Functions
	random_selector (RandomGenerator &g)
template<typename Iter >
Iter	select (Iter start, Iter end)
	A randomly selected iterator in [start, end). More...
template<typename Iter >
Iter	operator() (Iter start, Iter end)
	A randomly selected iterator in [start, end). More...
template<typename Container >
auto	operator() (const Container &c) -> decltype(*std::begin(c))
	A randomly selected member of c. More...
template<typename Container >
auto	pop (Container &c) -> typename Container::value_type
	A randomly selected member of c. Remove it from c. More...

Private Attributes
RandomGenerator &	gen_

Detailed Description

template<typename RandomGenerator>
struct vcsn::random_selector< RandomGenerator >

Random selector on container, using uniform distribution.

Based on https://gist.github.com/cbsmith/5538174.

Definition at line 56 of file random.hh.

Constructor & Destructor Documentation

random_selector()

template<typename RandomGenerator >

vcsn::random_selector< RandomGenerator >::random_selector ( RandomGenerator &  g )

inline

Definition at line 58 of file random.hh.

Member Function Documentation

operator()() [1/2]

template<typename RandomGenerator >

template<typename Iter >

Iter vcsn::random_selector< RandomGenerator >::operator() ( Iter  start, Iter  end  )

inline

A randomly selected iterator in [start, end).

Definition at line 74 of file random.hh.

References vcsn::discrete_chooser< RandomGenerator >::select().

Here is the call graph for this function:

operator()() [2/2]

template<typename RandomGenerator >

template<typename Container >

auto vcsn::random_selector< RandomGenerator >::operator() ( const Container &  c ) -> decltype(*std::begin(c))

inline

A randomly selected member of c.

Definition at line 81 of file random.hh.

References vcsn::discrete_chooser< RandomGenerator >::select().

Here is the call graph for this function:

pop()

template<typename RandomGenerator >

template<typename Container >

auto vcsn::random_selector< RandomGenerator >::pop ( Container &  c ) -> typename Container::value_type

inline

A randomly selected member of c. Remove it from c.

Definition at line 88 of file random.hh.

References vcsn::res, and vcsn::discrete_chooser< RandomGenerator >::select().

Here is the call graph for this function:

select()

template<typename RandomGenerator >

template<typename Iter >

Iter vcsn::random_selector< RandomGenerator >::select ( Iter  start, Iter  end  )

inline

A randomly selected iterator in [start, end).

Definition at line 64 of file random.hh.

References vcsn::discrete_chooser< RandomGenerator >::gen_.

Member Data Documentation

gen_

template<typename RandomGenerator >

RandomGenerator& vcsn::random_selector< RandomGenerator >::gen_

private

Definition at line 97 of file random.hh.

---

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

• vcsn/misc/random.hh