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std::mersenne_twister_engine

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Pseudo-random number generation
Engines and engine adaptors
mersenne_twister_engine
(C++11)
Generators
Distributions
Uniform distributions
Bernoulli distributions
Poisson distributions
Normal distributions
Sampling distributions
Seed Sequences
(C++11)
C library
 
 
Defined in header <random>
template<

    class UIntType,
    size_t w, size_t n, size_t m, size_t r,
    UIntType a, size_t u, UIntType d, size_t s,
    UIntType b, size_t t,
    UIntType c, size_t l, UIntType f

> class mersenne_twister_engine;
(since C++11)

mersenne_twister_engine is a random number engine based on Mersenne Twister algorithm. It produces high quality unsigned integer random numbers.

The following typedefs define the random number engine with two commonly used parameter sets:

Defined in header <random>
Type Definition
mt19937 std::mersenne_twister_engine<std::uint_fast32_t, 32, 624, 397, 31,

                             0x9908b0df, 11,
                             0xffffffff, 7,
                             0x9d2c5680, 15,
                             0xefc60000, 18, 1812433253>
32-bit Mersenne Twister by Matsumoto and Nishimura, 1998[edit]

mt19937_64 std::mersenne_twister_engine<std::uint_fast64_t, 64, 312, 156, 31,

                             0xb5026f5aa96619e9, 29,
                             0x5555555555555555, 17,
                             0x71d67fffeda60000, 37,
                             0xfff7eee000000000, 43, 6364136223846793005>
64-bit Mersenne Twister by Matsumoto and Nishimura, 2000[edit]

Contents

[edit] Member types

Member type Definition
result_type The integral type generated by the engine. Results are undefined if this is not an unsigned integral type.

[edit] Member functions

Construction and Seeding
constructs the engine
(public member function) [edit]
sets the current state of the engine
(public member function) [edit]
Generation
advances the engine's state and returns the generated value
(public member function) [edit]
advances the engine's state by a specified amount
(public member function) [edit]
Characteristics
[static]
gets the smallest possible value in the output range
(public static member function) [edit]
[static]
gets the largest possible value in the output range
(public static member function) [edit]

[edit] Non-member functions

compares the internal states of two pseudo-random number engines
(function) [edit]
performs stream input and output on pseudo-random number engine
(function template) [edit]

[edit] Member objects

constexpr size_t word_size
[static]

(public static member constant)
constexpr size_t state_size
[static]

(public static member constant)
constexpr size_t shift_size
[static]

(public static member constant)
constexpr size_t mask_bits
[static]

(public static member constant)
constexpr UIntType xor_mask
[static]

(public static member constant)
constexpr size_t tempering_u
[static]

(public static member constant)
constexpr UIntType tempering_d
[static]

(public static member constant)
constexpr size_t tempering_s
[static]

(public static member constant)
constexpr UIntType tempering_b
[static]

(public static member constant)
constexpr size_t tempering_t
[static]

(public static member constant)
constexpr UIntType tempering_c
[static]

(public static member constant)
constexpr size_t tempering_l
[static]

(public static member constant)
constexpr UIntType initialization_multiplier
[static]

(public static member constant)
constexpr UIntType default_seed
[static]

(public static member constant)