| // -*- C++ -*- |
| //===----------------------------------------------------------------------===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef _LIBCPP_RANDOM |
| #define _LIBCPP_RANDOM |
| |
| /* |
| random synopsis |
| |
| #include <initializer_list> |
| |
| namespace std |
| { |
| // [rand.req.urng], uniform random bit generator requirements |
| template<class G> |
| concept uniform_random_bit_generator = see below; // C++20 |
| |
| // Engines |
| |
| template <class UIntType, UIntType a, UIntType c, UIntType m> |
| class linear_congruential_engine |
| { |
| public: |
| // types |
| typedef UIntType result_type; |
| |
| // engine characteristics |
| static constexpr result_type multiplier = a; |
| static constexpr result_type increment = c; |
| static constexpr result_type modulus = m; |
| static constexpr result_type min() { return c == 0u ? 1u: 0u;} |
| static constexpr result_type max() { return m - 1u;} |
| static constexpr result_type default_seed = 1u; |
| |
| // constructors and seeding functions |
| explicit linear_congruential_engine(result_type s = default_seed); // before C++20 |
| linear_congruential_engine() : linear_congruential_engine(default_seed) {} // C++20 |
| explicit linear_congruential_engine(result_type s); // C++20 |
| template<class Sseq> explicit linear_congruential_engine(Sseq& q); |
| void seed(result_type s = default_seed); |
| template<class Sseq> void seed(Sseq& q); |
| |
| // generating functions |
| result_type operator()(); |
| void discard(unsigned long long z); |
| }; |
| |
| template <class UIntType, UIntType a, UIntType c, UIntType m> |
| bool |
| operator==(const linear_congruential_engine<UIntType, a, c, m>& x, |
| const linear_congruential_engine<UIntType, a, c, m>& y); |
| |
| template <class UIntType, UIntType a, UIntType c, UIntType m> |
| bool |
| operator!=(const linear_congruential_engine<UIntType, a, c, m>& x, |
| const linear_congruential_engine<UIntType, a, c, m>& y); |
| |
| template <class charT, class traits, |
| class UIntType, UIntType a, UIntType c, UIntType m> |
| basic_ostream<charT, traits>& |
| operator<<(basic_ostream<charT, traits>& os, |
| const linear_congruential_engine<UIntType, a, c, m>& x); |
| |
| template <class charT, class traits, |
| class UIntType, UIntType a, UIntType c, UIntType m> |
| basic_istream<charT, traits>& |
| operator>>(basic_istream<charT, traits>& is, |
| linear_congruential_engine<UIntType, a, c, m>& x); |
| |
| 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 |
| { |
| public: |
| // types |
| typedef UIntType result_type; |
| |
| // engine characteristics |
| static constexpr size_t word_size = w; |
| static constexpr size_t state_size = n; |
| static constexpr size_t shift_size = m; |
| static constexpr size_t mask_bits = r; |
| static constexpr result_type xor_mask = a; |
| static constexpr size_t tempering_u = u; |
| static constexpr result_type tempering_d = d; |
| static constexpr size_t tempering_s = s; |
| static constexpr result_type tempering_b = b; |
| static constexpr size_t tempering_t = t; |
| static constexpr result_type tempering_c = c; |
| static constexpr size_t tempering_l = l; |
| static constexpr result_type initialization_multiplier = f; |
| static constexpr result_type min () { return 0; } |
| static constexpr result_type max() { return 2^w - 1; } |
| static constexpr result_type default_seed = 5489u; |
| |
| // constructors and seeding functions |
| explicit mersenne_twister_engine(result_type s = default_seed); // before C++20 |
| mersenne_twister_engine() : mersenne_twister_engine(default_seed) {} // C++20 |
| explicit mersenne_twister_engine(result_type s); // C++20 |
| template<class Sseq> explicit mersenne_twister_engine(Sseq& q); |
| void seed(result_type value = default_seed); |
| template<class Sseq> void seed(Sseq& q); |
| |
| // generating functions |
| result_type operator()(); |
| void discard(unsigned long long z); |
| }; |
| |
| 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> |
| bool |
| operator==( |
| const mersenne_twister_engine<UIntType, w, n, m, r, a, u, d, s, b, t, c, l, f>& x, |
| const mersenne_twister_engine<UIntType, w, n, m, r, a, u, d, s, b, t, c, l, f>& y); |
| |
| 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> |
| bool |
| operator!=( |
| const mersenne_twister_engine<UIntType, w, n, m, r, a, u, d, s, b, t, c, l, f>& x, |
| const mersenne_twister_engine<UIntType, w, n, m, r, a, u, d, s, b, t, c, l, f>& y); |
| |
| template <class charT, class traits, |
| 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> |
| basic_ostream<charT, traits>& |
| operator<<(basic_ostream<charT, traits>& os, |
| const mersenne_twister_engine<UIntType, w, n, m, r, a, u, d, s, b, t, c, l, f>& x); |
| |
| template <class charT, class traits, |
| 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> |
| basic_istream<charT, traits>& |
| operator>>(basic_istream<charT, traits>& is, |
| mersenne_twister_engine<UIntType, w, n, m, r, a, u, d, s, b, t, c, l, f>& x); |
| |
| template<class UIntType, size_t w, size_t s, size_t r> |
| class subtract_with_carry_engine |
| { |
| public: |
| // types |
| typedef UIntType result_type; |
| |
| // engine characteristics |
| static constexpr size_t word_size = w; |
| static constexpr size_t short_lag = s; |
| static constexpr size_t long_lag = r; |
| static constexpr result_type min() { return 0; } |
| static constexpr result_type max() { return m-1; } |
| static constexpr result_type default_seed = 19780503u; |
| |
| // constructors and seeding functions |
| explicit subtract_with_carry_engine(result_type value = default_seed); // before C++20 |
| subtract_with_carry_engine() : subtract_with_carry_engine(default_seed) {} // C++20 |
| explicit subtract_with_carry_engine(result_type value); // C++20 |
| template<class Sseq> explicit subtract_with_carry_engine(Sseq& q); |
| void seed(result_type value = default_seed); |
| template<class Sseq> void seed(Sseq& q); |
| |
| // generating functions |
| result_type operator()(); |
| void discard(unsigned long long z); |
| }; |
| |
| template<class UIntType, size_t w, size_t s, size_t r> |
| bool |
| operator==( |
| const subtract_with_carry_engine<UIntType, w, s, r>& x, |
| const subtract_with_carry_engine<UIntType, w, s, r>& y); |
| |
| template<class UIntType, size_t w, size_t s, size_t r> |
| bool |
| operator!=( |
| const subtract_with_carry_engine<UIntType, w, s, r>& x, |
| const subtract_with_carry_engine<UIntType, w, s, r>& y); |
| |
| template <class charT, class traits, |
| class UIntType, size_t w, size_t s, size_t r> |
| basic_ostream<charT, traits>& |
| operator<<(basic_ostream<charT, traits>& os, |
| const subtract_with_carry_engine<UIntType, w, s, r>& x); |
| |
| template <class charT, class traits, |
| class UIntType, size_t w, size_t s, size_t r> |
| basic_istream<charT, traits>& |
| operator>>(basic_istream<charT, traits>& is, |
| subtract_with_carry_engine<UIntType, w, s, r>& x); |
| |
| template<class Engine, size_t p, size_t r> |
| class discard_block_engine |
| { |
| public: |
| // types |
| typedef typename Engine::result_type result_type; |
| |
| // engine characteristics |
| static constexpr size_t block_size = p; |
| static constexpr size_t used_block = r; |
| static constexpr result_type min() { return Engine::min(); } |
| static constexpr result_type max() { return Engine::max(); } |
| |
| // constructors and seeding functions |
| discard_block_engine(); |
| explicit discard_block_engine(const Engine& e); |
| explicit discard_block_engine(Engine&& e); |
| explicit discard_block_engine(result_type s); |
| template<class Sseq> explicit discard_block_engine(Sseq& q); |
| void seed(); |
| void seed(result_type s); |
| template<class Sseq> void seed(Sseq& q); |
| |
| // generating functions |
| result_type operator()(); |
| void discard(unsigned long long z); |
| |
| // property functions |
| const Engine& base() const noexcept; |
| }; |
| |
| template<class Engine, size_t p, size_t r> |
| bool |
| operator==( |
| const discard_block_engine<Engine, p, r>& x, |
| const discard_block_engine<Engine, p, r>& y); |
| |
| template<class Engine, size_t p, size_t r> |
| bool |
| operator!=( |
| const discard_block_engine<Engine, p, r>& x, |
| const discard_block_engine<Engine, p, r>& y); |
| |
| template <class charT, class traits, |
| class Engine, size_t p, size_t r> |
| basic_ostream<charT, traits>& |
| operator<<(basic_ostream<charT, traits>& os, |
| const discard_block_engine<Engine, p, r>& x); |
| |
| template <class charT, class traits, |
| class Engine, size_t p, size_t r> |
| basic_istream<charT, traits>& |
| operator>>(basic_istream<charT, traits>& is, |
| discard_block_engine<Engine, p, r>& x); |
| |
| template<class Engine, size_t w, class UIntType> |
| class independent_bits_engine |
| { |
| public: |
| // types |
| typedef UIntType result_type; |
| |
| // engine characteristics |
| static constexpr result_type min() { return 0; } |
| static constexpr result_type max() { return 2^w - 1; } |
| |
| // constructors and seeding functions |
| independent_bits_engine(); |
| explicit independent_bits_engine(const Engine& e); |
| explicit independent_bits_engine(Engine&& e); |
| explicit independent_bits_engine(result_type s); |
| template<class Sseq> explicit independent_bits_engine(Sseq& q); |
| void seed(); |
| void seed(result_type s); |
| template<class Sseq> void seed(Sseq& q); |
| |
| // generating functions |
| result_type operator()(); void discard(unsigned long long z); |
| |
| // property functions |
| const Engine& base() const noexcept; |
| }; |
| |
| template<class Engine, size_t w, class UIntType> |
| bool |
| operator==( |
| const independent_bits_engine<Engine, w, UIntType>& x, |
| const independent_bits_engine<Engine, w, UIntType>& y); |
| |
| template<class Engine, size_t w, class UIntType> |
| bool |
| operator!=( |
| const independent_bits_engine<Engine, w, UIntType>& x, |
| const independent_bits_engine<Engine, w, UIntType>& y); |
| |
| template <class charT, class traits, |
| class Engine, size_t w, class UIntType> |
| basic_ostream<charT, traits>& |
| operator<<(basic_ostream<charT, traits>& os, |
| const independent_bits_engine<Engine, w, UIntType>& x); |
| |
| template <class charT, class traits, |
| class Engine, size_t w, class UIntType> |
| basic_istream<charT, traits>& |
| operator>>(basic_istream<charT, traits>& is, |
| independent_bits_engine<Engine, w, UIntType>& x); |
| |
| template<class Engine, size_t k> |
| class shuffle_order_engine |
| { |
| public: |
| // types |
| typedef typename Engine::result_type result_type; |
| |
| // engine characteristics |
| static constexpr size_t table_size = k; |
| static constexpr result_type min() { return Engine::min; } |
| static constexpr result_type max() { return Engine::max; } |
| |
| // constructors and seeding functions |
| shuffle_order_engine(); |
| explicit shuffle_order_engine(const Engine& e); |
| explicit shuffle_order_engine(Engine&& e); |
| explicit shuffle_order_engine(result_type s); |
| template<class Sseq> explicit shuffle_order_engine(Sseq& q); |
| void seed(); |
| void seed(result_type s); |
| template<class Sseq> void seed(Sseq& q); |
| |
| // generating functions |
| result_type operator()(); |
| void discard(unsigned long long z); |
| |
| // property functions |
| const Engine& base() const noexcept; |
| }; |
| |
| template<class Engine, size_t k> |
| bool |
| operator==( |
| const shuffle_order_engine<Engine, k>& x, |
| const shuffle_order_engine<Engine, k>& y); |
| |
| template<class Engine, size_t k> |
| bool |
| operator!=( |
| const shuffle_order_engine<Engine, k>& x, |
| const shuffle_order_engine<Engine, k>& y); |
| |
| template <class charT, class traits, |
| class Engine, size_t k> |
| basic_ostream<charT, traits>& |
| operator<<(basic_ostream<charT, traits>& os, |
| const shuffle_order_engine<Engine, k>& x); |
| |
| template <class charT, class traits, |
| class Engine, size_t k> |
| basic_istream<charT, traits>& |
| operator>>(basic_istream<charT, traits>& is, |
| shuffle_order_engine<Engine, k>& x); |
| |
| typedef linear_congruential_engine<uint_fast32_t, 16807, 0, 2147483647> |
| minstd_rand0; |
| typedef linear_congruential_engine<uint_fast32_t, 48271, 0, 2147483647> |
| minstd_rand; |
| typedef mersenne_twister_engine<uint_fast32_t, 32, 624, 397, 31, |
| 0x9908b0df, |
| 11, 0xffffffff, |
| 7, 0x9d2c5680, |
| 15, 0xefc60000, |
| 18, 1812433253> mt19937; |
| typedef mersenne_twister_engine<uint_fast64_t, 64, 312, 156, 31, |
| 0xb5026f5aa96619e9, |
| 29, 0x5555555555555555, |
| 17, 0x71d67fffeda60000, |
| 37, 0xfff7eee000000000, |
| 43, 6364136223846793005> mt19937_64; |
| typedef subtract_with_carry_engine<uint_fast32_t, 24, 10, 24> ranlux24_base; |
| typedef subtract_with_carry_engine<uint_fast64_t, 48, 5, 12> ranlux48_base; |
| typedef discard_block_engine<ranlux24_base, 223, 23> ranlux24; |
| typedef discard_block_engine<ranlux48_base, 389, 11> ranlux48; |
| typedef shuffle_order_engine<minstd_rand0, 256> knuth_b; |
| typedef minstd_rand default_random_engine; |
| |
| // Generators |
| |
| class random_device |
| { |
| public: |
| // types |
| typedef unsigned int result_type; |
| |
| // generator characteristics |
| static constexpr result_type min() { return numeric_limits<result_type>::min(); } |
| static constexpr result_type max() { return numeric_limits<result_type>::max(); } |
| |
| // constructors |
| explicit random_device(const string& token = implementation-defined); // before C++20 |
| random_device() : random_device(implementation-defined) {} // C++20 |
| explicit random_device(const string& token); // C++20 |
| |
| // generating functions |
| result_type operator()(); |
| |
| // property functions |
| double entropy() const noexcept; |
| |
| // no copy functions |
| random_device(const random_device& ) = delete; |
| void operator=(const random_device& ) = delete; |
| }; |
| |
| // Utilities |
| |
| class seed_seq |
| { |
| public: |
| // types |
| typedef uint_least32_t result_type; |
| |
| // constructors |
| seed_seq(); |
| template<class T> |
| seed_seq(initializer_list<T> il); |
| template<class InputIterator> |
| seed_seq(InputIterator begin, InputIterator end); |
| |
| // generating functions |
| template<class RandomAccessIterator> |
| void generate(RandomAccessIterator begin, RandomAccessIterator end); |
| |
| // property functions |
| size_t size() const; |
| template<class OutputIterator> |
| void param(OutputIterator dest) const; |
| |
| // no copy functions |
| seed_seq(const seed_seq&) = delete; |
| void operator=(const seed_seq& ) = delete; |
| }; |
| |
| template<class RealType, size_t bits, class URNG> |
| RealType generate_canonical(URNG& g); |
| |
| // Distributions |
| |
| template<class IntType = int> |
| class uniform_int_distribution |
| { |
| public: |
| // types |
| typedef IntType result_type; |
| |
| class param_type |
| { |
| public: |
| typedef uniform_int_distribution distribution_type; |
| |
| explicit param_type(IntType a = 0, |
| IntType b = numeric_limits<IntType>::max()); |
| |
| result_type a() const; |
| result_type b() const; |
| |
| friend bool operator==(const param_type& x, const param_type& y); |
| friend bool operator!=(const param_type& x, const param_type& y); |
| }; |
| |
| // constructors and reset functions |
| explicit uniform_int_distribution(IntType a = 0, |
| IntType b = numeric_limits<IntType>::max()); // before C++20 |
| uniform_int_distribution() : uniform_int_distribution(0) {} // C++20 |
| explicit uniform_int_distribution(IntType a, |
| IntType b = numeric_limits<IntType>::max()); // C++20 |
| explicit uniform_int_distribution(const param_type& parm); |
| void reset(); |
| |
| // generating functions |
| template<class URNG> result_type operator()(URNG& g); |
| template<class URNG> result_type operator()(URNG& g, const param_type& parm); |
| |
| // property functions |
| result_type a() const; |
| result_type b() const; |
| |
| param_type param() const; |
| void param(const param_type& parm); |
| |
| result_type min() const; |
| result_type max() const; |
| |
| friend bool operator==(const uniform_int_distribution& x, |
| const uniform_int_distribution& y); |
| friend bool operator!=(const uniform_int_distribution& x, |
| const uniform_int_distribution& y); |
| |
| template <class charT, class traits> |
| friend |
| basic_ostream<charT, traits>& |
| operator<<(basic_ostream<charT, traits>& os, |
| const uniform_int_distribution& x); |
| |
| template <class charT, class traits> |
| friend |
| basic_istream<charT, traits>& |
| operator>>(basic_istream<charT, traits>& is, |
| uniform_int_distribution& x); |
| }; |
| |
| template<class RealType = double> |
| class uniform_real_distribution |
| { |
| public: |
| // types |
| typedef RealType result_type; |
| |
| class param_type |
| { |
| public: |
| typedef uniform_real_distribution distribution_type; |
| |
| explicit param_type(RealType a = 0, |
| RealType b = 1); |
| |
| result_type a() const; |
| result_type b() const; |
| |
| friend bool operator==(const param_type& x, const param_type& y); |
| friend bool operator!=(const param_type& x, const param_type& y); |
| }; |
| |
| // constructors and reset functions |
| explicit uniform_real_distribution(RealType a = 0.0, RealType b = 1.0); // before C++20 |
| uniform_real_distribution() : uniform_real_distribution(0.0) {} // C++20 |
| explicit uniform_real_distribution(RealType a, RealType b = 1.0); // C++20 |
| explicit uniform_real_distribution(const param_type& parm); |
| void reset(); |
| |
| // generating functions |
| template<class URNG> result_type operator()(URNG& g); |
| template<class URNG> result_type operator()(URNG& g, const param_type& parm); |
| |
| // property functions |
| result_type a() const; |
| result_type b() const; |
| |
| param_type param() const; |
| void param(const param_type& parm); |
| |
| result_type min() const; |
| result_type max() const; |
| |
| friend bool operator==(const uniform_real_distribution& x, |
| const uniform_real_distribution& y); |
| friend bool operator!=(const uniform_real_distribution& x, |
| const uniform_real_distribution& y); |
| |
| template <class charT, class traits> |
| friend |
| basic_ostream<charT, traits>& |
| operator<<(basic_ostream<charT, traits>& os, |
| const uniform_real_distribution& x); |
| |
| template <class charT, class traits> |
| friend |
| basic_istream<charT, traits>& |
| operator>>(basic_istream<charT, traits>& is, |
| uniform_real_distribution& x); |
| }; |
| |
| class bernoulli_distribution |
| { |
| public: |
| // types |
| typedef bool result_type; |
| |
| class param_type |
| { |
| public: |
| typedef bernoulli_distribution distribution_type; |
| |
| explicit param_type(double p = 0.5); |
| |
| double p() const; |
| |
| friend bool operator==(const param_type& x, const param_type& y); |
| friend bool operator!=(const param_type& x, const param_type& y); |
| }; |
| |
| // constructors and reset functions |
| explicit bernoulli_distribution(double p = 0.5); // before C++20 |
| bernoulli_distribution() : bernoulli_distribution(0.5) {} // C++20 |
| explicit bernoulli_distribution(double p); // C++20 |
| explicit bernoulli_distribution(const param_type& parm); |
| void reset(); |
| |
| // generating functions |
| template<class URNG> result_type operator()(URNG& g); |
| template<class URNG> result_type operator()(URNG& g, const param_type& parm); |
| |
| // property functions |
| double p() const; |
| |
| param_type param() const; |
| void param(const param_type& parm); |
| |
| result_type min() const; |
| result_type max() const; |
| |
| friend bool operator==(const bernoulli_distribution& x, |
| const bernoulli_distribution& y); |
| friend bool operator!=(const bernoulli_distribution& x, |
| const bernoulli_distribution& y); |
| |
| template <class charT, class traits> |
| friend |
| basic_ostream<charT, traits>& |
| operator<<(basic_ostream<charT, traits>& os, |
| const bernoulli_distribution& x); |
| |
| template <class charT, class traits> |
| friend |
| basic_istream<charT, traits>& |
| operator>>(basic_istream<charT, traits>& is, |
| bernoulli_distribution& x); |
| }; |
| |
| template<class IntType = int> |
| class binomial_distribution |
| { |
| public: |
| // types |
| typedef IntType result_type; |
| |
| class param_type |
| { |
| public: |
| typedef binomial_distribution distribution_type; |
| |
| explicit param_type(IntType t = 1, double p = 0.5); |
| |
| IntType t() const; |
| double p() const; |
| |
| friend bool operator==(const param_type& x, const param_type& y); |
| friend bool operator!=(const param_type& x, const param_type& y); |
| }; |
| |
| // constructors and reset functions |
| explicit binomial_distribution(IntType t = 1, double p = 0.5); // before C++20 |
| binomial_distribution() : binomial_distribution(1) {} // C++20 |
| explicit binomial_distribution(IntType t, double p = 0.5); // C++20 |
| explicit binomial_distribution(const param_type& parm); |
| void reset(); |
| |
| // generating functions |
| template<class URNG> result_type operator()(URNG& g); |
| template<class URNG> result_type operator()(URNG& g, const param_type& parm); |
| |
| // property functions |
| IntType t() const; |
| double p() const; |
| |
| param_type param() const; |
| void param(const param_type& parm); |
| |
| result_type min() const; |
| result_type max() const; |
| |
| friend bool operator==(const binomial_distribution& x, |
| const binomial_distribution& y); |
| friend bool operator!=(const binomial_distribution& x, |
| const binomial_distribution& y); |
| |
| template <class charT, class traits> |
| friend |
| basic_ostream<charT, traits>& |
| operator<<(basic_ostream<charT, traits>& os, |
| const binomial_distribution& x); |
| |
| template <class charT, class traits> |
| friend |
| basic_istream<charT, traits>& |
| operator>>(basic_istream<charT, traits>& is, |
| binomial_distribution& x); |
| }; |
| |
| template<class IntType = int> |
| class geometric_distribution |
| { |
| public: |
| // types |
| typedef IntType result_type; |
| |
| class param_type |
| { |
| public: |
| typedef geometric_distribution distribution_type; |
| |
| explicit param_type(double p = 0.5); |
| |
| double p() const; |
| |
| friend bool operator==(const param_type& x, const param_type& y); |
| friend bool operator!=(const param_type& x, const param_type& y); |
| }; |
| |
| // constructors and reset functions |
| explicit geometric_distribution(double p = 0.5); // before C++20 |
| geometric_distribution() : geometric_distribution(0.5) {} // C++20 |
| explicit geometric_distribution(double p); // C++20 |
| explicit geometric_distribution(const param_type& parm); |
| void reset(); |
| |
| // generating functions |
| template<class URNG> result_type operator()(URNG& g); |
| template<class URNG> result_type operator()(URNG& g, const param_type& parm); |
| |
| // property functions |
| double p() const; |
| |
| param_type param() const; |
| void param(const param_type& parm); |
| |
| result_type min() const; |
| result_type max() const; |
| |
| friend bool operator==(const geometric_distribution& x, |
| const geometric_distribution& y); |
| friend bool operator!=(const geometric_distribution& x, |
| const geometric_distribution& y); |
| |
| template <class charT, class traits> |
| friend |
| basic_ostream<charT, traits>& |
| operator<<(basic_ostream<charT, traits>& os, |
| const geometric_distribution& x); |
| |
| template <class charT, class traits> |
| friend |
| basic_istream<charT, traits>& |
| operator>>(basic_istream<charT, traits>& is, |
| geometric_distribution& x); |
| }; |
| |
| template<class IntType = int> |
| class negative_binomial_distribution |
| { |
| public: |
| // types |
| typedef IntType result_type; |
| |
| class param_type |
| { |
| public: |
| typedef negative_binomial_distribution distribution_type; |
| |
| explicit param_type(result_type k = 1, double p = 0.5); |
| |
| result_type k() const; |
| double p() const; |
| |
| friend bool operator==(const param_type& x, const param_type& y); |
| friend bool operator!=(const param_type& x, const param_type& y); |
| }; |
| |
| // constructor and reset functions |
| explicit negative_binomial_distribution(IntType k = 1, double p = 0.5); // before C++20 |
| negative_binomial_distribution() : negative_binomial_distribution(1) {} // C++20 |
| explicit negative_binomial_distribution(IntType k, double p = 0.5); // C++20 |
| explicit negative_binomial_distribution(const param_type& parm); |
| void reset(); |
| |
| // generating functions |
| template<class URNG> result_type operator()(URNG& g); |
| template<class URNG> result_type operator()(URNG& g, const param_type& parm); |
| |
| // property functions |
| result_type k() const; |
| double p() const; |
| |
| param_type param() const; |
| void param(const param_type& parm); |
| |
| result_type min() const; |
| result_type max() const; |
| |
| friend bool operator==(const negative_binomial_distribution& x, |
| const negative_binomial_distribution& y); |
| friend bool operator!=(const negative_binomial_distribution& x, |
| const negative_binomial_distribution& y); |
| |
| template <class charT, class traits> |
| friend |
| basic_ostream<charT, traits>& |
| operator<<(basic_ostream<charT, traits>& os, |
| const negative_binomial_distribution& x); |
| |
| template <class charT, class traits> |
| friend |
| basic_istream<charT, traits>& |
| operator>>(basic_istream<charT, traits>& is, |
| negative_binomial_distribution& x); |
| }; |
| |
| template<class IntType = int> |
| class poisson_distribution |
| { |
| public: |
| // types |
| typedef IntType result_type; |
| |
| class param_type |
| { |
| public: |
| typedef poisson_distribution distribution_type; |
| |
| explicit param_type(double mean = 1.0); |
| |
| double mean() const; |
| |
| friend bool operator==(const param_type& x, const param_type& y); |
| friend bool operator!=(const param_type& x, const param_type& y); |
| }; |
| |
| // constructors and reset functions |
| explicit poisson_distribution(double mean = 1.0); // before C++20 |
| poisson_distribution() : poisson_distribution(1.0) {} // C++20 |
| explicit poisson_distribution(double mean); // C++20 |
| explicit poisson_distribution(const param_type& parm); |
| void reset(); |
| |
| // generating functions |
| template<class URNG> result_type operator()(URNG& g); |
| template<class URNG> result_type operator()(URNG& g, const param_type& parm); |
| |
| // property functions |
| double mean() const; |
| |
| param_type param() const; |
| void param(const param_type& parm); |
| |
| result_type min() const; |
| result_type max() const; |
| |
| friend bool operator==(const poisson_distribution& x, |
| const poisson_distribution& y); |
| friend bool operator!=(const poisson_distribution& x, |
| const poisson_distribution& y); |
| |
| template <class charT, class traits> |
| friend |
| basic_ostream<charT, traits>& |
| operator<<(basic_ostream<charT, traits>& os, |
| const poisson_distribution& x); |
| |
| template <class charT, class traits> |
| friend |
| basic_istream<charT, traits>& |
| operator>>(basic_istream<charT, traits>& is, |
| poisson_distribution& x); |
| }; |
| |
| template<class RealType = double> |
| class exponential_distribution |
| { |
| public: |
| // types |
| typedef RealType result_type; |
| |
| class param_type |
| { |
| public: |
| typedef exponential_distribution distribution_type; |
| |
| explicit param_type(result_type lambda = 1.0); |
| |
| result_type lambda() const; |
| |
| friend bool operator==(const param_type& x, const param_type& y); |
| friend bool operator!=(const param_type& x, const param_type& y); |
| }; |
| |
| // constructors and reset functions |
| explicit exponential_distribution(RealType lambda = 1.0); // before C++20 |
| exponential_distribution() : exponential_distribution(1.0) {} // C++20 |
| explicit exponential_distribution(RealType lambda); // C++20 |
| explicit exponential_distribution(const param_type& parm); |
| void reset(); |
| |
| // generating functions |
| template<class URNG> result_type operator()(URNG& g); |
| template<class URNG> result_type operator()(URNG& g, const param_type& parm); |
| |
| // property functions |
| result_type lambda() const; |
| |
| param_type param() const; |
| void param(const param_type& parm); |
| |
| result_type min() const; |
| result_type max() const; |
| |
| friend bool operator==(const exponential_distribution& x, |
| const exponential_distribution& y); |
| friend bool operator!=(const exponential_distribution& x, |
| const exponential_distribution& y); |
| |
| template <class charT, class traits> |
| friend |
| basic_ostream<charT, traits>& |
| operator<<(basic_ostream<charT, traits>& os, |
| const exponential_distribution& x); |
| |
| template <class charT, class traits> |
| friend |
| basic_istream<charT, traits>& |
| operator>>(basic_istream<charT, traits>& is, |
| exponential_distribution& x); |
| }; |
| |
| template<class RealType = double> |
| class gamma_distribution |
| { |
| public: |
| // types |
| typedef RealType result_type; |
| |
| class param_type |
| { |
| public: |
| typedef gamma_distribution distribution_type; |
| |
| explicit param_type(result_type alpha = 1, result_type beta = 1); |
| |
| result_type alpha() const; |
| result_type beta() const; |
| |
| friend bool operator==(const param_type& x, const param_type& y); |
| friend bool operator!=(const param_type& x, const param_type& y); |
| }; |
| |
| // constructors and reset functions |
| explicit gamma_distribution(RealType alpha = 0.0, RealType beta = 1.0); // before C++20 |
| gamma_distribution() : gamma_distribution(0.0) {} // C++20 |
| explicit gamma_distribution(RealType alpha, RealType beta = 1.0); // C++20 |
| explicit gamma_distribution(const param_type& parm); |
| void reset(); |
| |
| // generating functions |
| template<class URNG> result_type operator()(URNG& g); |
| template<class URNG> result_type operator()(URNG& g, const param_type& parm); |
| |
| // property functions |
| result_type alpha() const; |
| result_type beta() const; |
| |
| param_type param() const; |
| void param(const param_type& parm); |
| |
| result_type min() const; |
| result_type max() const; |
| |
| friend bool operator==(const gamma_distribution& x, |
| const gamma_distribution& y); |
| friend bool operator!=(const gamma_distribution& x, |
| const gamma_distribution& y); |
| |
| template <class charT, class traits> |
| friend |
| basic_ostream<charT, traits>& |
| operator<<(basic_ostream<charT, traits>& os, |
| const gamma_distribution& x); |
| |
| template <class charT, class traits> |
| friend |
| basic_istream<charT, traits>& |
| operator>>(basic_istream<charT, traits>& is, |
| gamma_distribution& x); |
| }; |
| |
| template<class RealType = double> |
| class weibull_distribution |
| { |
| public: |
| // types |
| typedef RealType result_type; |
| |
| class param_type |
| { |
| public: |
| typedef weibull_distribution distribution_type; |
| |
| explicit param_type(result_type alpha = 1, result_type beta = 1); |
| |
| result_type a() const; |
| result_type b() const; |
| |
| friend bool operator==(const param_type& x, const param_type& y); |
| friend bool operator!=(const param_type& x, const param_type& y); |
| }; |
| |
| // constructor and reset functions |
| explicit weibull_distribution(RealType a = 1.0, RealType b = 1.0); // before C++20 |
| weibull_distribution() : weibull_distribution(1.0) {} // C++20 |
| explicit weibull_distribution(RealType a, RealType b = 1.0); // C++20 |
| explicit weibull_distribution(const param_type& parm); |
| void reset(); |
| |
| // generating functions |
| template<class URNG> result_type operator()(URNG& g); |
| template<class URNG> result_type operator()(URNG& g, const param_type& parm); |
| |
| // property functions |
| result_type a() const; |
| result_type b() const; |
| |
| param_type param() const; |
| void param(const param_type& parm); |
| |
| result_type min() const; |
| result_type max() const; |
| |
| friend bool operator==(const weibull_distribution& x, |
| const weibull_distribution& y); |
| friend bool operator!=(const weibull_distribution& x, |
| const weibull_distribution& y); |
| |
| template <class charT, class traits> |
| friend |
| basic_ostream<charT, traits>& |
| operator<<(basic_ostream<charT, traits>& os, |
| const weibull_distribution& x); |
| |
| template <class charT, class traits> |
| friend |
| basic_istream<charT, traits>& |
| operator>>(basic_istream<charT, traits>& is, |
| weibull_distribution& x); |
| }; |
| |
| template<class RealType = double> |
| class extreme_value_distribution |
| { |
| public: |
| // types |
| typedef RealType result_type; |
| |
| class param_type |
| { |
| public: |
| typedef extreme_value_distribution distribution_type; |
| |
| explicit param_type(result_type a = 0, result_type b = 1); |
| |
| result_type a() const; |
| result_type b() const; |
| |
| friend bool operator==(const param_type& x, const param_type& y); |
| friend bool operator!=(const param_type& x, const param_type& y); |
| }; |
| |
| // constructor and reset functions |
| explicit extreme_value_distribution(RealType a = 0.0, RealType b = 1.0); // before C++20 |
| extreme_value_distribution() : extreme_value_distribution(0.0) {} // C++20 |
| explicit extreme_value_distribution(RealType a, RealType b = 1.0); // C++20 |
| explicit extreme_value_distribution(const param_type& parm); |
| void reset(); |
| |
| // generating functions |
| template<class URNG> result_type operator()(URNG& g); |
| template<class URNG> result_type operator()(URNG& g, const param_type& parm); |
| |
| // property functions |
| result_type a() const; |
| result_type b() const; |
| |
| param_type param() const; |
| void param(const param_type& parm); |
| |
| result_type min() const; |
| result_type max() const; |
| |
| friend bool operator==(const extreme_value_distribution& x, |
| const extreme_value_distribution& y); |
| friend bool operator!=(const extreme_value_distribution& x, |
| const extreme_value_distribution& y); |
| |
| template <class charT, class traits> |
| friend |
| basic_ostream<charT, traits>& |
| operator<<(basic_ostream<charT, traits>& os, |
| const extreme_value_distribution& x); |
| |
| template <class charT, class traits> |
| friend |
| basic_istream<charT, traits>& |
| operator>>(basic_istream<charT, traits>& is, |
| extreme_value_distribution& x); |
| }; |
| |
| template<class RealType = double> |
| class normal_distribution |
| { |
| public: |
| // types |
| typedef RealType result_type; |
| |
| class param_type |
| { |
| public: |
| typedef normal_distribution distribution_type; |
| |
| explicit param_type(result_type mean = 0, result_type stddev = 1); |
| |
| result_type mean() const; |
| result_type stddev() const; |
| |
| friend bool operator==(const param_type& x, const param_type& y); |
| friend bool operator!=(const param_type& x, const param_type& y); |
| }; |
| |
| // constructors and reset functions |
| explicit normal_distribution(RealType mean = 0.0, RealType stddev = 1.0); // before C++20 |
| normal_distribution() : normal_distribution(0.0) {} // C++20 |
| explicit normal_distribution(RealType mean, RealType stddev = 1.0); // C++20 |
| explicit normal_distribution(const param_type& parm); |
| void reset(); |
| |
| // generating functions |
| template<class URNG> result_type operator()(URNG& g); |
| template<class URNG> result_type operator()(URNG& g, const param_type& parm); |
| |
| // property functions |
| result_type mean() const; |
| result_type stddev() const; |
| |
| param_type param() const; |
| void param(const param_type& parm); |
| |
| result_type min() const; |
| result_type max() const; |
| |
| friend bool operator==(const normal_distribution& x, |
| const normal_distribution& y); |
| friend bool operator!=(const normal_distribution& x, |
| const normal_distribution& y); |
| |
| template <class charT, class traits> |
| friend |
| basic_ostream<charT, traits>& |
| operator<<(basic_ostream<charT, traits>& os, |
| const normal_distribution& x); |
| |
| template <class charT, class traits> |
| friend |
| basic_istream<charT, traits>& |
| operator>>(basic_istream<charT, traits>& is, |
| normal_distribution& x); |
| }; |
| |
| template<class RealType = double> |
| class lognormal_distribution |
| { |
| public: |
| // types |
| typedef RealType result_type; |
| |
| class param_type |
| { |
| public: |
| typedef lognormal_distribution distribution_type; |
| |
| explicit param_type(result_type m = 0, result_type s = 1); |
| |
| result_type m() const; |
| result_type s() const; |
| |
| friend bool operator==(const param_type& x, const param_type& y); |
| friend bool operator!=(const param_type& x, const param_type& y); |
| }; |
| |
| // constructor and reset functions |
| explicit lognormal_distribution(RealType mean = 0.0, RealType stddev = 1.0); // before C++20 |
| lognormal_distribution() : lognormal_distribution(0.0) {} // C++20 |
| explicit lognormal_distribution(RealType mean, RealType stddev = 1.0); // C++20 |
| explicit lognormal_distribution(const param_type& parm); |
| void reset(); |
| |
| // generating functions |
| template<class URNG> result_type operator()(URNG& g); |
| template<class URNG> result_type operator()(URNG& g, const param_type& parm); |
| |
| // property functions |
| result_type m() const; |
| result_type s() const; |
| |
| param_type param() const; |
| void param(const param_type& parm); |
| |
| result_type min() const; |
| result_type max() const; |
| |
| friend bool operator==(const lognormal_distribution& x, |
| const lognormal_distribution& y); |
| friend bool operator!=(const lognormal_distribution& x, |
| const lognormal_distribution& y); |
| |
| template <class charT, class traits> |
| friend |
| basic_ostream<charT, traits>& |
| operator<<(basic_ostream<charT, traits>& os, |
| const lognormal_distribution& x); |
| |
| template <class charT, class traits> |
| friend |
| basic_istream<charT, traits>& |
| operator>>(basic_istream<charT, traits>& is, |
| lognormal_distribution& x); |
| }; |
| |
| template<class RealType = double> |
| class chi_squared_distribution |
| { |
| public: |
| // types |
| typedef RealType result_type; |
| |
| class param_type |
| { |
| public: |
| typedef chi_squared_distribution distribution_type; |
| |
| explicit param_type(result_type n = 1); |
| |
| result_type n() const; |
| |
| friend bool operator==(const param_type& x, const param_type& y); |
| friend bool operator!=(const param_type& x, const param_type& y); |
| }; |
| |
| // constructor and reset functions |
| explicit chi_squared_distribution(RealType n = 1.0); // before C++20 |
| chi_squared_distribution() : chi_squared_distribution(1.0) {} // C++20 |
| explicit chi_squared_distribution(RealType n); // C++20 |
| explicit chi_squared_distribution(const param_type& parm); |
| void reset(); |
| |
| // generating functions |
| template<class URNG> result_type operator()(URNG& g); |
| template<class URNG> result_type operator()(URNG& g, const param_type& parm); |
| |
| // property functions |
| result_type n() const; |
| |
| param_type param() const; |
| void param(const param_type& parm); |
| |
| result_type min() const; |
| result_type max() const; |
| |
| friend bool operator==(const chi_squared_distribution& x, |
| const chi_squared_distribution& y); |
| friend bool operator!=(const chi_squared_distribution& x, |
| const chi_squared_distribution& y); |
| |
| template <class charT, class traits> |
| friend |
| basic_ostream<charT, traits>& |
| operator<<(basic_ostream<charT, traits>& os, |
| const chi_squared_distribution& x); |
| |
| template <class charT, class traits> |
| friend |
| basic_istream<charT, traits>& |
| operator>>(basic_istream<charT, traits>& is, |
| chi_squared_distribution& x); |
| }; |
| |
| template<class RealType = double> |
| class cauchy_distribution |
| { |
| public: |
| // types |
| typedef RealType result_type; |
| |
| class param_type |
| { |
| public: |
| typedef cauchy_distribution distribution_type; |
| |
| explicit param_type(result_type a = 0, result_type b = 1); |
| |
| result_type a() const; |
| result_type b() const; |
| |
| friend bool operator==(const param_type& x, const param_type& y); |
| friend bool operator!=(const param_type& x, const param_type& y); |
| }; |
| |
| // constructor and reset functions |
| explicit cauchy_distribution(RealType a = 0.0, RealType b = 1.0); // before C++20 |
| cauchy_distribution() : cauchy_distribution(0.0) {} // C++20 |
| explicit cauchy_distribution(RealType a, RealType b = 1.0); // C++20 |
| explicit cauchy_distribution(const param_type& parm); |
| void reset(); |
| |
| // generating functions |
| template<class URNG> result_type operator()(URNG& g); |
| template<class URNG> result_type operator()(URNG& g, const param_type& parm); |
| |
| // property functions |
| result_type a() const; |
| result_type b() const; |
| |
| param_type param() const; |
| void param(const param_type& parm); |
| |
| result_type min() const; |
| result_type max() const; |
| |
| friend bool operator==(const cauchy_distribution& x, |
| const cauchy_distribution& y); |
| friend bool operator!=(const cauchy_distribution& x, |
| const cauchy_distribution& y); |
| |
| template <class charT, class traits> |
| friend |
| basic_ostream<charT, traits>& |
| operator<<(basic_ostream<charT, traits>& os, |
| const cauchy_distribution& x); |
| |
| template <class charT, class traits> |
| friend |
| basic_istream<charT, traits>& |
| operator>>(basic_istream<charT, traits>& is, |
| cauchy_distribution& x); |
| }; |
| |
| template<class RealType = double> |
| class fisher_f_distribution |
| { |
| public: |
| // types |
| typedef RealType result_type; |
| |
| class param_type |
| { |
| public: |
| typedef fisher_f_distribution distribution_type; |
| |
| explicit param_type(result_type m = 1, result_type n = 1); |
| |
| result_type m() const; |
| result_type n() const; |
| |
| friend bool operator==(const param_type& x, const param_type& y); |
| friend bool operator!=(const param_type& x, const param_type& y); |
| }; |
| |
| // constructor and reset functions |
| explicit fisher_f_distribution(RealType m = 1.0, RealType n = 1.0); // before C++20 |
| fisher_f_distribution() : fisher_f_distribution(1.0) {} // C++20 |
| explicit fisher_f_distribution(RealType m, RealType n = 1.0); // C++20 |
| explicit fisher_f_distribution(const param_type& parm); |
| void reset(); |
| |
| // generating functions |
| template<class URNG> result_type operator()(URNG& g); |
| template<class URNG> result_type operator()(URNG& g, const param_type& parm); |
| |
| // property functions |
| result_type m() const; |
| result_type n() const; |
| |
| param_type param() const; |
| void param(const param_type& parm); |
| |
| result_type min() const; |
| result_type max() const; |
| |
| friend bool operator==(const fisher_f_distribution& x, |
| const fisher_f_distribution& y); |
| friend bool operator!=(const fisher_f_distribution& x, |
| const fisher_f_distribution& y); |
| |
| template <class charT, class traits> |
| friend |
| basic_ostream<charT, traits>& |
| operator<<(basic_ostream<charT, traits>& os, |
| const fisher_f_distribution& x); |
| |
| template <class charT, class traits> |
| friend |
| basic_istream<charT, traits>& |
| operator>>(basic_istream<charT, traits>& is, |
| fisher_f_distribution& x); |
| }; |
| |
| template<class RealType = double> |
| class student_t_distribution |
| { |
| public: |
| // types |
| typedef RealType result_type; |
| |
| class param_type |
| { |
| public: |
| typedef student_t_distribution distribution_type; |
| |
| explicit param_type(result_type n = 1); |
| |
| result_type n() const; |
| |
| friend bool operator==(const param_type& x, const param_type& y); |
| friend bool operator!=(const param_type& x, const param_type& y); |
| }; |
| |
| // constructor and reset functions |
| explicit student_t_distribution(RealType n = 1.0); // before C++20 |
| student_t_distribution() : student_t_distribution(1.0) {} // C++20 |
| explicit student_t_distribution(RealType n); // C++20 |
| explicit student_t_distribution(const param_type& parm); |
| void reset(); |
| |
| // generating functions |
| template<class URNG> result_type operator()(URNG& g); |
| template<class URNG> result_type operator()(URNG& g, const param_type& parm); |
| |
| // property functions |
| result_type n() const; |
| |
| param_type param() const; |
| void param(const param_type& parm); |
| |
| result_type min() const; |
| result_type max() const; |
| |
| friend bool operator==(const student_t_distribution& x, |
| const student_t_distribution& y); |
| friend bool operator!=(const student_t_distribution& x, |
| const student_t_distribution& y); |
| |
| template <class charT, class traits> |
| friend |
| basic_ostream<charT, traits>& |
| operator<<(basic_ostream<charT, traits>& os, |
| const student_t_distribution& x); |
| |
| template <class charT, class traits> |
| friend |
| basic_istream<charT, traits>& |
| operator>>(basic_istream<charT, traits>& is, |
| student_t_distribution& x); |
| }; |
| |
| template<class IntType = int> |
| class discrete_distribution |
| { |
| public: |
| // types |
| typedef IntType result_type; |
| |
| class param_type |
| { |
| public: |
| typedef discrete_distribution distribution_type; |
| |
| param_type(); |
| template<class InputIterator> |
| param_type(InputIterator firstW, InputIterator lastW); |
| param_type(initializer_list<double> wl); |
| template<class UnaryOperation> |
| param_type(size_t nw, double xmin, double xmax, UnaryOperation fw); |
| |
| vector<double> probabilities() const; |
| |
| friend bool operator==(const param_type& x, const param_type& y); |
| friend bool operator!=(const param_type& x, const param_type& y); |
| }; |
| |
| // constructor and reset functions |
| discrete_distribution(); |
| template<class InputIterator> |
| discrete_distribution(InputIterator firstW, InputIterator lastW); |
| discrete_distribution(initializer_list<double> wl); |
| template<class UnaryOperation> |
| discrete_distribution(size_t nw, double xmin, double xmax, |
| UnaryOperation fw); |
| explicit discrete_distribution(const param_type& parm); |
| void reset(); |
| |
| // generating functions |
| template<class URNG> result_type operator()(URNG& g); |
| template<class URNG> result_type operator()(URNG& g, const param_type& parm); |
| |
| // property functions |
| vector<double> probabilities() const; |
| |
| param_type param() const; |
| void param(const param_type& parm); |
| |
| result_type min() const; |
| result_type max() const; |
| |
| friend bool operator==(const discrete_distribution& x, |
| const discrete_distribution& y); |
| friend bool operator!=(const discrete_distribution& x, |
| const discrete_distribution& y); |
| |
| template <class charT, class traits> |
| friend |
| basic_ostream<charT, traits>& |
| operator<<(basic_ostream<charT, traits>& os, |
| const discrete_distribution& x); |
| |
| template <class charT, class traits> |
| friend |
| basic_istream<charT, traits>& |
| operator>>(basic_istream<charT, traits>& is, |
| discrete_distribution& x); |
| }; |
| |
| template<class RealType = double> |
| class piecewise_constant_distribution |
| { |
| // types |
| typedef RealType result_type; |
| |
| class param_type |
| { |
| public: |
| typedef piecewise_constant_distribution distribution_type; |
| |
| param_type(); |
| template<class InputIteratorB, class InputIteratorW> |
| param_type(InputIteratorB firstB, InputIteratorB lastB, |
| InputIteratorW firstW); |
| template<class UnaryOperation> |
| param_type(initializer_list<result_type> bl, UnaryOperation fw); |
| template<class UnaryOperation> |
| param_type(size_t nw, result_type xmin, result_type xmax, |
| UnaryOperation fw); |
| |
| vector<result_type> intervals() const; |
| vector<result_type> densities() const; |
| |
| friend bool operator==(const param_type& x, const param_type& y); |
| friend bool operator!=(const param_type& x, const param_type& y); |
| }; |
| |
| // constructor and reset functions |
| piecewise_constant_distribution(); |
| template<class InputIteratorB, class InputIteratorW> |
| piecewise_constant_distribution(InputIteratorB firstB, |
| InputIteratorB lastB, |
| InputIteratorW firstW); |
| template<class UnaryOperation> |
| piecewise_constant_distribution(initializer_list<result_type> bl, |
| UnaryOperation fw); |
| template<class UnaryOperation> |
| piecewise_constant_distribution(size_t nw, result_type xmin, |
| result_type xmax, UnaryOperation fw); |
| explicit piecewise_constant_distribution(const param_type& parm); |
| void reset(); |
| |
| // generating functions |
| template<class URNG> result_type operator()(URNG& g); |
| template<class URNG> result_type operator()(URNG& g, const param_type& parm); |
| |
| // property functions |
| vector<result_type> intervals() const; |
| vector<result_type> densities() const; |
| |
| param_type param() const; |
| void param(const param_type& parm); |
| |
| result_type min() const; |
| result_type max() const; |
| |
| friend bool operator==(const piecewise_constant_distribution& x, |
| const piecewise_constant_distribution& y); |
| friend bool operator!=(const piecewise_constant_distribution& x, |
| const piecewise_constant_distribution& y); |
| |
| template <class charT, class traits> |
| friend |
| basic_ostream<charT, traits>& |
| operator<<(basic_ostream<charT, traits>& os, |
| const piecewise_constant_distribution& x); |
| |
| template <class charT, class traits> |
| friend |
| basic_istream<charT, traits>& |
| operator>>(basic_istream<charT, traits>& is, |
| piecewise_constant_distribution& x); |
| }; |
| |
| template<class RealType = double> |
| class piecewise_linear_distribution |
| { |
| // types |
| typedef RealType result_type; |
| |
| class param_type |
| { |
| public: |
| typedef piecewise_linear_distribution distribution_type; |
| |
| param_type(); |
| template<class InputIteratorB, class InputIteratorW> |
| param_type(InputIteratorB firstB, InputIteratorB lastB, |
| InputIteratorW firstW); |
| template<class UnaryOperation> |
| param_type(initializer_list<result_type> bl, UnaryOperation fw); |
| template<class UnaryOperation> |
| param_type(size_t nw, result_type xmin, result_type xmax, |
| UnaryOperation fw); |
| |
| vector<result_type> intervals() const; |
| vector<result_type> densities() const; |
| |
| friend bool operator==(const param_type& x, const param_type& y); |
| friend bool operator!=(const param_type& x, const param_type& y); |
| }; |
| |
| // constructor and reset functions |
| piecewise_linear_distribution(); |
| template<class InputIteratorB, class InputIteratorW> |
| piecewise_linear_distribution(InputIteratorB firstB, |
| InputIteratorB lastB, |
| InputIteratorW firstW); |
| |
| template<class UnaryOperation> |
| piecewise_linear_distribution(initializer_list<result_type> bl, |
| UnaryOperation fw); |
| |
| template<class UnaryOperation> |
| piecewise_linear_distribution(size_t nw, result_type xmin, |
| result_type xmax, UnaryOperation fw); |
| |
| explicit piecewise_linear_distribution(const param_type& parm); |
| void reset(); |
| |
| // generating functions |
| template<class URNG> result_type operator()(URNG& g); |
| template<class URNG> result_type operator()(URNG& g, const param_type& parm); |
| |
| // property functions |
| vector<result_type> intervals() const; |
| vector<result_type> densities() const; |
| |
| param_type param() const; |
| void param(const param_type& parm); |
| |
| result_type min() const; |
| result_type max() const; |
| |
| friend bool operator==(const piecewise_linear_distribution& x, |
| const piecewise_linear_distribution& y); |
| friend bool operator!=(const piecewise_linear_distribution& x, |
| const piecewise_linear_distribution& y); |
| |
| template <class charT, class traits> |
| friend |
| basic_ostream<charT, traits>& |
| operator<<(basic_ostream<charT, traits>& os, |
| const piecewise_linear_distribution& x); |
| |
| template <class charT, class traits> |
| friend |
| basic_istream<charT, traits>& |
| operator>>(basic_istream<charT, traits>& is, |
| piecewise_linear_distribution& x); |
| }; |
| |
| } // std |
| */ |
| |
| #include <__assert> // all public C++ headers provide the assertion handler |
| #include <__config> |
| #include <__random/bernoulli_distribution.h> |
| #include <__random/binomial_distribution.h> |
| #include <__random/cauchy_distribution.h> |
| #include <__random/chi_squared_distribution.h> |
| #include <__random/clamp_to_integral.h> |
| #include <__random/default_random_engine.h> |
| #include <__random/discard_block_engine.h> |
| #include <__random/discrete_distribution.h> |
| #include <__random/exponential_distribution.h> |
| #include <__random/extreme_value_distribution.h> |
| #include <__random/fisher_f_distribution.h> |
| #include <__random/gamma_distribution.h> |
| #include <__random/generate_canonical.h> |
| #include <__random/geometric_distribution.h> |
| #include <__random/independent_bits_engine.h> |
| #include <__random/is_seed_sequence.h> |
| #include <__random/is_valid.h> |
| #include <__random/knuth_b.h> |
| #include <__random/linear_congruential_engine.h> |
| #include <__random/log2.h> |
| #include <__random/lognormal_distribution.h> |
| #include <__random/mersenne_twister_engine.h> |
| #include <__random/negative_binomial_distribution.h> |
| #include <__random/normal_distribution.h> |
| #include <__random/piecewise_constant_distribution.h> |
| #include <__random/piecewise_linear_distribution.h> |
| #include <__random/poisson_distribution.h> |
| #include <__random/random_device.h> |
| #include <__random/ranlux.h> |
| #include <__random/seed_seq.h> |
| #include <__random/shuffle_order_engine.h> |
| #include <__random/student_t_distribution.h> |
| #include <__random/subtract_with_carry_engine.h> |
| #include <__random/uniform_int_distribution.h> |
| #include <__random/uniform_random_bit_generator.h> |
| #include <__random/uniform_real_distribution.h> |
| #include <__random/weibull_distribution.h> |
| #include <version> |
| |
| // standard-mandated includes |
| |
| // [rand.synopsis] |
| #include <initializer_list> |
| |
| #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) |
| # pragma GCC system_header |
| #endif |
| |
| #if !defined(_LIBCPP_REMOVE_TRANSITIVE_INCLUDES) && _LIBCPP_STD_VER <= 20 |
| # include <algorithm> |
| # include <climits> |
| # include <cmath> |
| # include <concepts> |
| # include <cstddef> |
| # include <cstdint> |
| # include <iosfwd> |
| # include <limits> |
| # include <numeric> |
| # include <string> |
| # include <type_traits> |
| # include <vector> |
| #endif |
| |
| #endif // _LIBCPP_RANDOM |
