Provided by: libstdc++-9-doc_9.5.0-3ubuntu1_all 
NAME
std::shuffle_order_engine< _RandomNumberEngine, __k > - Produces random numbers by
combining random numbers from some base engine to produce random numbers with a specifies
number of bits __k.
SYNOPSIS
#include <random.h>
Public Types
template<typename _Sseq > using _If_seed_seq = typename enable_if<
__detail::__is_seed_seq< _Sseq, shuffle_order_engine, result_type >::value >::type
typedef _RandomNumberEngine::result_type result_type
Public Member Functions
shuffle_order_engine ()
Constructs a default shuffle_order_engine engine.
shuffle_order_engine (_RandomNumberEngine &&__rng)
Move constructs a shuffle_order_engine engine.
template<typename _Sseq , typename = _If_seed_seq<_Sseq>> shuffle_order_engine (_Sseq
&__q)
Generator construct a shuffle_order_engine engine.
shuffle_order_engine (const _RandomNumberEngine &__rng)
Copy constructs a shuffle_order_engine engine.
shuffle_order_engine (result_type __s)
Seed constructs a shuffle_order_engine engine.
const _RandomNumberEngine & base () const noexcept
void discard (unsigned long long __z)
result_type operator() ()
void seed ()
Reseeds the shuffle_order_engine object with the default seed for the underlying base
class generator engine.
template<typename _Sseq > _If_seed_seq< _Sseq > seed (_Sseq &__q)
Reseeds the shuffle_order_engine object with the given seed sequence.
void seed (result_type __s)
Reseeds the shuffle_order_engine object with the default seed for the underlying base
class generator engine.
Static Public Member Functions
static constexpr result_type max ()
static constexpr result_type min ()
Static Public Attributes
static constexpr size_t table_size
Friends
template<typename _RandomNumberEngine1 , size_t __k1, typename _CharT , typename _Traits >
std::basic_ostream< _CharT, _Traits > & operator<< (std::basic_ostream< _CharT,
_Traits > &__os, const std::shuffle_order_engine< _RandomNumberEngine1, __k1 > &__x)
Inserts the current state of a shuffle_order_engine random number generator engine __x
into the output stream __os.
bool operator== (const shuffle_order_engine &__lhs, const shuffle_order_engine &__rhs)
template<typename _RandomNumberEngine1 , size_t __k1, typename _CharT , typename _Traits >
std::basic_istream< _CharT, _Traits > & operator>> (std::basic_istream< _CharT,
_Traits > &__is, std::shuffle_order_engine< _RandomNumberEngine1, __k1 > &__x)
Extracts the current state of a % subtract_with_carry_engine random number generator
engine __x from the input stream __is.
Detailed Description
template<typename _RandomNumberEngine, size_t __k>
class std::shuffle_order_engine< _RandomNumberEngine, __k >"Produces random numbers by
combining random numbers from some base engine to produce random numbers with a specifies
number of bits __k.
Definition at line 1313 of file random.h.
Member Typedef Documentation
template<typename _RandomNumberEngine , size_t __k> template<typename _Sseq > using
std::shuffle_order_engine< _RandomNumberEngine, __k >::_If_seed_seq = typename
enable_if<__detail::__is_seed_seq< _Sseq, shuffle_order_engine, result_type>::value>::type
Definition at line 1323 of file random.h.
template<typename _RandomNumberEngine , size_t __k> typedef _RandomNumberEngine::result_type
std::shuffle_order_engine< _RandomNumberEngine, __k >::result_type
The type of the generated random value.
Definition at line 1320 of file random.h.
Constructor & Destructor Documentation
template<typename _RandomNumberEngine , size_t __k> std::shuffle_order_engine<
_RandomNumberEngine, __k >::shuffle_order_engine () [inline]
Constructs a default shuffle_order_engine engine. The underlying engine is default
constructed as well.
Definition at line 1333 of file random.h.
template<typename _RandomNumberEngine , size_t __k> std::shuffle_order_engine<
_RandomNumberEngine, __k >::shuffle_order_engine (const _RandomNumberEngine & __rng)
[inline], [explicit]
Copy constructs a shuffle_order_engine engine. Copies an existing base class random number
generator.
Parameters
__rng An existing (base class) engine object.
Definition at line 1344 of file random.h.
template<typename _RandomNumberEngine , size_t __k> std::shuffle_order_engine<
_RandomNumberEngine, __k >::shuffle_order_engine (_RandomNumberEngine && __rng) [inline],
[explicit]
Move constructs a shuffle_order_engine engine. Copies an existing base class random number
generator.
Parameters
__rng An existing (base class) engine object.
Definition at line 1355 of file random.h.
template<typename _RandomNumberEngine , size_t __k> std::shuffle_order_engine<
_RandomNumberEngine, __k >::shuffle_order_engine (result_type __s) [inline], [explicit]
Seed constructs a shuffle_order_engine engine. Constructs the underlying generator engine
seeded with __s.
Parameters
__s A seed value for the base class engine.
Definition at line 1366 of file random.h.
template<typename _RandomNumberEngine , size_t __k> template<typename _Sseq , typename =
_If_seed_seq<_Sseq>> std::shuffle_order_engine< _RandomNumberEngine, __k
>::shuffle_order_engine (_Sseq & __q) [inline], [explicit]
Generator construct a shuffle_order_engine engine.
Parameters
__q A seed sequence.
Definition at line 1377 of file random.h.
Member Function Documentation
template<typename _RandomNumberEngine , size_t __k> const _RandomNumberEngine &
std::shuffle_order_engine< _RandomNumberEngine, __k >::base () const [inline], [noexcept]
Gets a const reference to the underlying generator engine object.
Definition at line 1420 of file random.h.
template<typename _RandomNumberEngine , size_t __k> void std::shuffle_order_engine<
_RandomNumberEngine, __k >::discard (unsigned long long __z) [inline]
Discard a sequence of random numbers.
Definition at line 1441 of file random.h.
template<typename _RandomNumberEngine , size_t __k> static constexpr result_type
std::shuffle_order_engine< _RandomNumberEngine, __k >::max () [inline], [static],
[constexpr]
Gets the maximum value in the generated random number range.
Definition at line 1434 of file random.h.
References std::max().
template<typename _RandomNumberEngine , size_t __k> static constexpr result_type
std::shuffle_order_engine< _RandomNumberEngine, __k >::min () [inline], [static],
[constexpr]
Gets the minimum value in the generated random number range.
Definition at line 1427 of file random.h.
References std::min().
template<typename _RandomNumberEngine , size_t __k> shuffle_order_engine< _RandomNumberEngine,
__k >::result_type std::shuffle_order_engine< _RandomNumberEngine, __k >::operator()
Gets the next value in the generated random number sequence.
Definition at line 817 of file bits/random.tcc.
template<typename _RandomNumberEngine , size_t __k> void std::shuffle_order_engine<
_RandomNumberEngine, __k >::seed () [inline]
Reseeds the shuffle_order_engine object with the default seed for the underlying base
class generator engine.
Definition at line 1386 of file random.h.
template<typename _RandomNumberEngine , size_t __k> template<typename _Sseq > _If_seed_seq<
_Sseq > std::shuffle_order_engine< _RandomNumberEngine, __k >::seed (_Sseq & __q) [inline]
Reseeds the shuffle_order_engine object with the given seed sequence.
Parameters
__q A seed generator function.
Definition at line 1410 of file random.h.
template<typename _RandomNumberEngine , size_t __k> void std::shuffle_order_engine<
_RandomNumberEngine, __k >::seed (result_type __s) [inline]
Reseeds the shuffle_order_engine object with the default seed for the underlying base
class generator engine.
Definition at line 1397 of file random.h.
Friends And Related Function Documentation
template<typename _RandomNumberEngine , size_t __k> template<typename _RandomNumberEngine1 ,
size_t __k1, typename _CharT , typename _Traits > std::basic_ostream< _CharT, _Traits > &
operator<< (std::basic_ostream< _CharT, _Traits > & __os, const std::shuffle_order_engine<
_RandomNumberEngine1, __k1 > & __x) [friend]
Inserts the current state of a shuffle_order_engine random number generator engine __x
into the output stream __os.
Parameters
__os An output stream.
__x A shuffle_order_engine random number generator engine.
Returns
The output stream with the state of __x inserted or in an error state.
template<typename _RandomNumberEngine , size_t __k> bool operator== (const
shuffle_order_engine< _RandomNumberEngine, __k > & __lhs, const shuffle_order_engine<
_RandomNumberEngine, __k > & __rhs) [friend]
Compares two shuffle_order_engine random number generator objects of the same type for
equality.
Parameters
__lhs A shuffle_order_engine random number generator object.
__rhs Another shuffle_order_engine random number generator object.
Returns
true if the infinite sequences of generated values would be equal, false otherwise.
Definition at line 1465 of file random.h.
template<typename _RandomNumberEngine , size_t __k> template<typename _RandomNumberEngine1 ,
size_t __k1, typename _CharT , typename _Traits > std::basic_istream< _CharT, _Traits > &
operator>> (std::basic_istream< _CharT, _Traits > & __is, std::shuffle_order_engine<
_RandomNumberEngine1, __k1 > & __x) [friend]
Extracts the current state of a % subtract_with_carry_engine random number generator
engine __x from the input stream __is.
Parameters
__is An input stream.
__x A shuffle_order_engine random number generator engine.
Returns
The input stream with the state of __x extracted or in an error state.
Member Data Documentation
template<typename _RandomNumberEngine , size_t __k> constexpr size_t
std::shuffle_order_engine< _RandomNumberEngine, __k >::table_size [static], [constexpr]
Definition at line 1326 of file random.h.
Author
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libstdc++ std::shuffle1order_engine< _RandomNumberEngine, __k >(3cxx)