std::indstd::independent_bits_engine<;N_RandomNumberEngine,I__w,p_UIntType >(3)
NAME
std::independent_bits_engine< _RandomNumberEngine, __w, _UIntType > -
SYNOPSIS
Public Types
typedef _UIntType result_type
Public Member Functions
independent_bits_engine ()
independent_bits_engine (const _RandomNumberEngine &__rng)
independent_bits_engine (_RandomNumberEngine &&__rng)
independent_bits_engine (result_type __s)
template<typename _Sseq , typename = typename
std::enable_if<!std::is_same<_Sseq,
independent_bits_engine>::value &&
!std::is_same<_Sseq, _RandomNumberEngine>::value> ::type>
independent_bits_engine (_Sseq &__q)
const _RandomNumberEngine & base () const noexcept
void discard (unsigned long long __z)
result_type operator() ()
void seed ()
void seed (result_type __s)
template<typename _Sseq > void seed (_Sseq &__q)
Static Public Member Functions
static constexpr result_type max ()
static constexpr result_type min ()
Friends
bool operator== (const independent_bits_engine &__lhs, const
independent_bits_engine &__rhs)
template<typename _CharT , typename _Traits > std::basic_istream<
_CharT,
_Traits > & operator>> (std::basic_istream< _CharT, _Traits >
&__is, std::independent_bits_engine< _RandomNumberEngine, __w,
_UIntType > &__x)"
Detailed Description
template<typename _RandomNumberEngine, size_t __w, typename _UIntType>class
std::independent_bits_engine< _RandomNumberEngine, __w, _UIntType >
Produces random numbers by combining random numbers from some base
engine to produce random numbers with a specifies number of bits __w.
Definition at line 1074 of file random.h.
Member Typedef Documentation
template<typename _RandomNumberEngine, size_t __w, typename _UIntType>
typedef _UIntType std::independent_bits_engine< _RandomNumberEngine,
__w, _UIntType >::result_type
The type of the generated random value.
Definition at line 1077 of file random.h.
Constructor & Destructor Documentation
template<typename _RandomNumberEngine, size_t __w, typename _UIntType>
std::independent_bits_engine< _RandomNumberEngine, __w, _UIntType
>::independent_bits_engine () [inline]
Constructs a default independent_bits_engine engine. The underlying
engine is default constructed as well.
Definition at line 1090 of file random.h.
template<typename _RandomNumberEngine, size_t __w, typename _UIntType>
std::independent_bits_engine< _RandomNumberEngine, __w, _UIntType
>::independent_bits_engine (const _RandomNumberEngine &__rng) [inline],
[explicit]
Copy constructs a independent_bits_engine engine. Copies an existing
base class random number generator.
Parameters:
__rng An existing (base class) engine object.
Definition at line 1100 of file random.h.
template<typename _RandomNumberEngine, size_t __w, typename _UIntType>
std::independent_bits_engine< _RandomNumberEngine, __w, _UIntType
>::independent_bits_engine (_RandomNumberEngine &&__rng) [inline],
[explicit]
Move constructs a independent_bits_engine engine. Copies an existing
base class random number generator.
Parameters:
__rng An existing (base class) engine object.
Definition at line 1110 of file random.h.
template<typename _RandomNumberEngine, size_t __w, typename _UIntType>
std::independent_bits_engine< _RandomNumberEngine, __w, _UIntType
>::independent_bits_engine (result_type__s) [inline], [explicit]
Seed constructs a independent_bits_engine engine. Constructs the
underlying generator engine seeded with __s.
Parameters:
__s A seed value for the base class engine.
Definition at line 1120 of file random.h.
template<typename _RandomNumberEngine, size_t __w, typename _UIntType>
template<typename _Sseq , typename = typename
std::enable_if<!std::is_same<_Sseq,
independent_bits_engine>::value && !std::is_same<_Sseq,
_RandomNumberEngine>::value> ::type> std::independent_bits_engine<
_RandomNumberEngine, __w, _UIntType >::independent_bits_engine (_Sseq
&__q) [inline], [explicit]
Generator construct a independent_bits_engine engine.
Parameters:
__q A seed sequence.
Definition at line 1133 of file random.h.
Member Function Documentation
template<typename _RandomNumberEngine, size_t __w, typename _UIntType>
const _RandomNumberEngine& std::independent_bits_engine<
_RandomNumberEngine, __w, _UIntType >::base () const [inline],
[noexcept]
Gets a const reference to the underlying generator engine object.
Definition at line 1168 of file random.h.
Referenced by std::operator<<().
template<typename _RandomNumberEngine, size_t __w, typename _UIntType> void
std::independent_bits_engine< _RandomNumberEngine, __w, _UIntType
>::discard (unsigned long long__z) [inline]
Discard a sequence of random numbers.
Definition at line 1189 of file random.h.
template<typename _RandomNumberEngine, size_t __w, typename _UIntType>
static constexpr result_type std::independent_bits_engine<
_RandomNumberEngine, __w, _UIntType >::max () [inline], [static]
Gets the maximum value in the generated random number range.
Definition at line 1182 of file random.h.
template<typename _RandomNumberEngine, size_t __w, typename _UIntType>
static constexpr result_type std::independent_bits_engine<
_RandomNumberEngine, __w, _UIntType >::min () [inline], [static]
Gets the minimum value in the generated random number range.
Definition at line 1175 of file random.h.
template<typename _RandomNumberEngine , size_t __w, typename _UIntType >
independent_bits_engine< _RandomNumberEngine, __w, _UIntType
>::result_type std::independent_bits_engine< _RandomNumberEngine, __w,
_UIntType >::operator() ()
Gets the next value in the generated random number sequence.
Definition at line 745 of file bits/random.tcc.
References std::__lg(), std::numeric_limits< _Tp >::max(), and
std::numeric_limits< _Tp >::min().
template<typename _RandomNumberEngine, size_t __w, typename _UIntType> void
std::independent_bits_engine< _RandomNumberEngine, __w, _UIntType
>::seed () [inline]
Reseeds the independent_bits_engine object with the default seed for
the underlying base class generator engine.
Definition at line 1142 of file random.h.
template<typename _RandomNumberEngine, size_t __w, typename _UIntType> void
std::independent_bits_engine< _RandomNumberEngine, __w, _UIntType
>::seed (result_type__s) [inline]
Reseeds the independent_bits_engine object with the default seed for
the underlying base class generator engine.
Definition at line 1150 of file random.h.
template<typename _RandomNumberEngine, size_t __w, typename _UIntType>
template<typename _Sseq > void std::independent_bits_engine<
_RandomNumberEngine, __w, _UIntType >::seed (_Sseq &__q) [inline]
Reseeds the independent_bits_engine object with the given seed
sequence.
Parameters:
__q A seed generator function.
Definition at line 1160 of file random.h.
Friends And Related Function Documentation
template<typename _RandomNumberEngine, size_t __w, typename _UIntType> bool
operator== (const independent_bits_engine< _RandomNumberEngine, __w,
_UIntType > &__lhs, const independent_bits_engine< _RandomNumberEngine,
__w, _UIntType > &__rhs) [friend]
Compares two independent_bits_engine random number generator objects of
the same type for equality.
Parameters:
__lhs A independent_bits_engine random number generator object.
__rhs Another independent_bits_engine random number generator
object.
Returns:
true if the infinite sequences of generated values would be equal,
false otherwise.
Definition at line 1214 of file random.h.
template<typename _RandomNumberEngine, size_t __w, typename _UIntType>
template<typename _CharT , typename _Traits >
std::basic_istream<_CharT, _Traits>& operator>> (std::basic_istream<
_CharT, _Traits > &__is, std::independent_bits_engine<
_RandomNumberEngine, __w, _UIntType > &__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 independent_bits_engine random number generator engine.
Returns:
The input stream with the state of __x extracted or in an error
state.
Definition at line 1232 of file random.h.
Author
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libstdc+std::independent_bits_engine<;o_RandomNumberEngine, __w, _UIntType >(3)
