XoshiroCpp.hpp

//----------------------------------------------------------------------------------------
//
//	Xoshiro-cpp
//	Xoshiro PRNG wrapper library for C++17 / C++20
//
//	Copyright (C) 2020 Ryo Suzuki <reputeless@gmail.com>
//
//	Permission is hereby granted, free of charge, to any person obtaining a copy
//	of this software and associated documentation files(the "Software"), to deal
//	in the Software without restriction, including without limitation the rights
//	to use, copy, modify, merge, publish, distribute, sublicense, and / or sell
//	copies of the Software, and to permit persons to whom the Software is
//	furnished to do so, subject to the following conditions :
//
//	The above copyright notice and this permission notice shall be included in
//	all copies or substantial portions of the Software.
//
//	THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
//	IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
//	FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.IN NO EVENT SHALL THE
//	AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
//	LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
//	OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
//	THE SOFTWARE.
//
//----------------------------------------------------------------------------------------

#pragma once
#include <array>
#include <cstdint>
#include <limits>
#include <type_traits>
#if __has_cpp_attribute(nodiscard) >= 201907L
#define XOSHIROCPP_NODISCARD_CXX20 [[nodiscard]]
#else
#define XOSHIROCPP_NODISCARD_CXX20
#endif

namespace XoshiroCpp {
// A default seed value for the generators
constexpr inline std::uint64_t DefaultSeed = 1234567890ULL;

// Converts given uint32 value `i` into a 32-bit floating
// point value in the range of [0.0f, 1.0f)
template <class Uint32, std::enable_if_t<std::is_same_v<Uint32, std::uint32_t>>* = nullptr>
[[nodiscard]] constexpr inline float FloatFromBits(Uint32 i) noexcept;

// Converts given uint64 value `i` into a 64-bit floating
// point value in the range of [0.0, 1.0)
template <class Uint64, std::enable_if_t<std::is_same_v<Uint64, std::uint64_t>>* = nullptr>
[[nodiscard]] constexpr inline double DoubleFromBits(Uint64 i) noexcept;

// SplitMix64
// Output: 64 bits
// Period: 2^64
// Footprint: 8 bytes
// Original implementation: http://prng.di.unimi.it/splitmix64.c
class SplitMix64 {
public:
    using state_type  = std::uint64_t;
    using result_type = std::uint64_t;

    XOSHIROCPP_NODISCARD_CXX20
    explicit constexpr SplitMix64(state_type state = DefaultSeed) noexcept;

    constexpr result_type operator()() noexcept;

    template <std::size_t N>
    [[nodiscard]] constexpr std::array<std::uint64_t, N> generateSeedSequence() noexcept;

    [[nodiscard]] static constexpr result_type min() noexcept;

    [[nodiscard]] static constexpr result_type max() noexcept;

    [[nodiscard]] constexpr state_type serialize() const noexcept;

    constexpr void deserialize(state_type state) noexcept;

    [[nodiscard]] friend bool operator==(SplitMix64 const& lhs, SplitMix64 const& rhs) noexcept {
        return (lhs.m_state == rhs.m_state);
    }

    [[nodiscard]] friend bool operator!=(SplitMix64 const& lhs, SplitMix64 const& rhs) noexcept {
        return (lhs.m_state != rhs.m_state);
    }

private:
    state_type m_state;
};

// xoshiro256+
// Output: 64 bits
// Period: 2^256 - 1
// Footprint: 32 bytes
// Original implementation: http://prng.di.unimi.it/xoshiro256plus.c
// Version: 1.0
class Xoshiro256Plus {
public:
    using state_type  = std::array<std::uint64_t, 4>;
    using result_type = std::uint64_t;

    XOSHIROCPP_NODISCARD_CXX20
    explicit constexpr Xoshiro256Plus(std::uint64_t seed = DefaultSeed) noexcept;

    XOSHIROCPP_NODISCARD_CXX20
    explicit constexpr Xoshiro256Plus(state_type state) noexcept;

    constexpr result_type operator()() noexcept;

    // This is the jump function for the generator. It is equivalent
    // to 2^128 calls to operator(); it can be used to generate 2^128
    // non-overlapping subsequences for parallel computations.
    constexpr void jump() noexcept;

    // This is the long-jump function for the generator. It is equivalent to
    // 2^192 calls to next(); it can be used to generate 2^64 starting points,
    // from each of which jump() will generate 2^64 non-overlapping
    // subsequences for parallel distributed computations.
    constexpr void longJump() noexcept;

    [[nodiscard]] static constexpr result_type min() noexcept;

    [[nodiscard]] static constexpr result_type max() noexcept;

    [[nodiscard]] constexpr state_type serialize() const noexcept;

    constexpr void deserialize(state_type state) noexcept;

    [[nodiscard]] friend bool operator==(Xoshiro256Plus const& lhs,
                                         Xoshiro256Plus const& rhs) noexcept {
        return (lhs.m_state == rhs.m_state);
    }

    [[nodiscard]] friend bool operator!=(Xoshiro256Plus const& lhs,
                                         Xoshiro256Plus const& rhs) noexcept {
        return (lhs.m_state != rhs.m_state);
    }

private:
    state_type m_state;
};

// xoshiro256++
// Output: 64 bits
// Period: 2^256 - 1
// Footprint: 32 bytes
// Original implementation: http://prng.di.unimi.it/xoshiro256plusplus.c
// Version: 1.0
class Xoshiro256PlusPlus {
public:
    using state_type  = std::array<std::uint64_t, 4>;
    using result_type = std::uint64_t;

    XOSHIROCPP_NODISCARD_CXX20
    explicit constexpr Xoshiro256PlusPlus(std::uint64_t seed = DefaultSeed) noexcept;

    XOSHIROCPP_NODISCARD_CXX20
    explicit constexpr Xoshiro256PlusPlus(state_type state) noexcept;

    constexpr result_type operator()() noexcept;

    // This is the jump function for the generator. It is equivalent
    // to 2^128 calls to next(); it can be used to generate 2^128
    // non-overlapping subsequences for parallel computations.
    constexpr void jump() noexcept;

    // This is the long-jump function for the generator. It is equivalent to
    // 2^192 calls to next(); it can be used to generate 2^64 starting points,
    // from each of which jump() will generate 2^64 non-overlapping
    // subsequences for parallel distributed computations.
    constexpr void longJump() noexcept;

    [[nodiscard]] static constexpr result_type min() noexcept;

    [[nodiscard]] static constexpr result_type max() noexcept;

    [[nodiscard]] constexpr state_type serialize() const noexcept;

    constexpr void deserialize(state_type state) noexcept;

    [[nodiscard]] friend bool operator==(Xoshiro256PlusPlus const& lhs,
                                         Xoshiro256PlusPlus const& rhs) noexcept {
        return (lhs.m_state == rhs.m_state);
    }

    [[nodiscard]] friend bool operator!=(Xoshiro256PlusPlus const& lhs,
                                         Xoshiro256PlusPlus const& rhs) noexcept {
        return (lhs.m_state != rhs.m_state);
    }

private:
    state_type m_state;
};

// xoshiro256**
// Output: 64 bits
// Period: 2^256 - 1
// Footprint: 32 bytes
// Original implementation: http://prng.di.unimi.it/xoshiro256starstar.c
// Version: 1.0
class Xoshiro256StarStar {
public:
    using state_type  = std::array<std::uint64_t, 4>;
    using result_type = std::uint64_t;

    XOSHIROCPP_NODISCARD_CXX20
    explicit constexpr Xoshiro256StarStar(std::uint64_t seed = DefaultSeed) noexcept;

    XOSHIROCPP_NODISCARD_CXX20
    explicit constexpr Xoshiro256StarStar(state_type state) noexcept;

    constexpr result_type operator()() noexcept;

    // This is the jump function for the generator. It is equivalent
    // to 2^128 calls to next(); it can be used to generate 2^128
    // non-overlapping subsequences for parallel computations.
    constexpr void jump() noexcept;

    // This is the long-jump function for the generator. It is equivalent to
    // 2^192 calls to next(); it can be used to generate 2^64 starting points,
    // from each of which jump() will generate 2^64 non-overlapping
    // subsequences for parallel distributed computations.
    constexpr void longJump() noexcept;

    [[nodiscard]] static constexpr result_type min() noexcept;

    [[nodiscard]] static constexpr result_type max() noexcept;

    [[nodiscard]] constexpr state_type serialize() const noexcept;

    constexpr void deserialize(state_type state) noexcept;

    [[nodiscard]] friend bool operator==(Xoshiro256StarStar const& lhs,
                                         Xoshiro256StarStar const& rhs) noexcept {
        return (lhs.m_state == rhs.m_state);
    }

    [[nodiscard]] friend bool operator!=(Xoshiro256StarStar const& lhs,
                                         Xoshiro256StarStar const& rhs) noexcept {
        return (lhs.m_state != rhs.m_state);
    }

private:
    state_type m_state;
};

// xoroshiro128+
// Output: 64 bits
// Period: 2^128 - 1
// Footprint: 16 bytes
// Original implementation: http://prng.di.unimi.it/xoroshiro128plus.c
// Version: 1.0
class Xoroshiro128Plus {
public:
    using state_type  = std::array<std::uint64_t, 2>;
    using result_type = std::uint64_t;

    XOSHIROCPP_NODISCARD_CXX20
    explicit constexpr Xoroshiro128Plus(std::uint64_t seed = DefaultSeed) noexcept;

    XOSHIROCPP_NODISCARD_CXX20
    explicit constexpr Xoroshiro128Plus(state_type state) noexcept;

    constexpr result_type operator()() noexcept;

    // This is the jump function for the generator. It is equivalent
    // to 2^64 calls to next(); it can be used to generate 2^64
    // non-overlapping subsequences for parallel computations.
    constexpr void jump() noexcept;

    // This is the long-jump function for the generator. It is equivalent to
    // 2^96 calls to next(); it can be used to generate 2^32 starting points,
    // from each of which jump() will generate 2^32 non-overlapping
    // subsequences for parallel distributed computations.
    constexpr void longJump() noexcept;

    [[nodiscard]] static constexpr result_type min() noexcept;

    [[nodiscard]] static constexpr result_type max() noexcept;

    [[nodiscard]] constexpr state_type serialize() const noexcept;

    constexpr void deserialize(state_type state) noexcept;

    [[nodiscard]] friend bool operator==(Xoroshiro128Plus const& lhs,
                                         Xoroshiro128Plus const& rhs) noexcept {
        return (lhs.m_state == rhs.m_state);
    }

    [[nodiscard]] friend bool operator!=(Xoroshiro128Plus const& lhs,
                                         Xoroshiro128Plus const& rhs) noexcept {
        return (lhs.m_state != rhs.m_state);
    }

private:
    state_type m_state;
};

// xoroshiro128++
// Output: 64 bits
// Period: 2^128 - 1
// Footprint: 16 bytes
// Original implementation: http://prng.di.unimi.it/xoroshiro128plusplus.c
// Version: 1.0
class Xoroshiro128PlusPlus {
public:
    using state_type  = std::array<std::uint64_t, 2>;
    using result_type = std::uint64_t;

    XOSHIROCPP_NODISCARD_CXX20
    explicit constexpr Xoroshiro128PlusPlus(std::uint64_t seed = DefaultSeed) noexcept;

    XOSHIROCPP_NODISCARD_CXX20
    explicit constexpr Xoroshiro128PlusPlus(state_type state) noexcept;

    constexpr result_type operator()() noexcept;

    // This is the jump function for the generator. It is equivalent
    // to 2^64 calls to next(); it can be used to generate 2^64
    // non-overlapping subsequences for parallel computations.
    constexpr void jump() noexcept;

    // This is the long-jump function for the generator. It is equivalent to
    // 2^96 calls to next(); it can be used to generate 2^32 starting points,
    // from each of which jump() will generate 2^32 non-overlapping
    // subsequences for parallel distributed computations.
    constexpr void longJump() noexcept;

    [[nodiscard]] static constexpr result_type min() noexcept;

    [[nodiscard]] static constexpr result_type max() noexcept;

    [[nodiscard]] constexpr state_type serialize() const noexcept;

    constexpr void deserialize(state_type state) noexcept;

    [[nodiscard]] friend bool operator==(Xoroshiro128PlusPlus const& lhs,
                                         Xoroshiro128PlusPlus const& rhs) noexcept {
        return (lhs.m_state == rhs.m_state);
    }

    [[nodiscard]] friend bool operator!=(Xoroshiro128PlusPlus const& lhs,
                                         Xoroshiro128PlusPlus const& rhs) noexcept {
        return (lhs.m_state != rhs.m_state);
    }

private:
    state_type m_state;
};

// xoroshiro128**
// Output: 64 bits
// Period: 2^128 - 1
// Footprint: 16 bytes
// Original implementation: http://prng.di.unimi.it/xoroshiro128starstar.c
// Version: 1.0
class Xoroshiro128StarStar {
public:
    using state_type  = std::array<std::uint64_t, 2>;
    using result_type = std::uint64_t;

    XOSHIROCPP_NODISCARD_CXX20
    explicit constexpr Xoroshiro128StarStar(std::uint64_t seed = DefaultSeed) noexcept;

    XOSHIROCPP_NODISCARD_CXX20
    explicit constexpr Xoroshiro128StarStar(state_type state) noexcept;

    constexpr result_type operator()() noexcept;

    // This is the jump function for the generator. It is equivalent
    // to 2^64 calls to next(); it can be used to generate 2^64
    // non-overlapping subsequences for parallel computations.
    constexpr void jump() noexcept;

    // This is the long-jump function for the generator. It is equivalent to
    // 2^96 calls to next(); it can be used to generate 2^32 starting points,
    // from each of which jump() will generate 2^32 non-overlapping
    // subsequences for parallel distributed computations.
    constexpr void longJump() noexcept;

    [[nodiscard]] static constexpr result_type min() noexcept;

    [[nodiscard]] static constexpr result_type max() noexcept;

    [[nodiscard]] constexpr state_type serialize() const noexcept;

    constexpr void deserialize(state_type state) noexcept;

    [[nodiscard]] friend bool operator==(Xoroshiro128StarStar const& lhs,
                                         Xoroshiro128StarStar const& rhs) noexcept {
        return (lhs.m_state == rhs.m_state);
    }

    [[nodiscard]] friend bool operator!=(Xoroshiro128StarStar const& lhs,
                                         Xoroshiro128StarStar const& rhs) noexcept {
        return (lhs.m_state != rhs.m_state);
    }

private:
    state_type m_state;
};

// xoshiro128+
// Output: 32 bits
// Period: 2^128 - 1
// Footprint: 16 bytes
// Original implementation: http://prng.di.unimi.it/xoshiro128plus.c
// Version: 1.0
class Xoshiro128Plus {
public:
    using state_type  = std::array<std::uint32_t, 4>;
    using result_type = std::uint32_t;

    XOSHIROCPP_NODISCARD_CXX20
    explicit constexpr Xoshiro128Plus(std::uint64_t seed = DefaultSeed) noexcept;

    XOSHIROCPP_NODISCARD_CXX20
    explicit constexpr Xoshiro128Plus(state_type state) noexcept;

    constexpr result_type operator()() noexcept;

    // This is the jump function for the generator. It is equivalent
    // to 2^64 calls to next(); it can be used to generate 2^64
    // non-overlapping subsequences for parallel computations.
    constexpr void jump() noexcept;

    // This is the long-jump function for the generator. It is equivalent to
    // 2^96 calls to next(); it can be used to generate 2^32 starting points,
    // from each of which jump() will generate 2^32 non-overlapping
    // subsequences for parallel distributed computations.
    constexpr void longJump() noexcept;

    [[nodiscard]] static constexpr result_type min() noexcept;

    [[nodiscard]] static constexpr result_type max() noexcept;

    [[nodiscard]] constexpr state_type serialize() const noexcept;

    constexpr void deserialize(state_type state) noexcept;

    [[nodiscard]] friend bool operator==(Xoshiro128Plus const& lhs,
                                         Xoshiro128Plus const& rhs) noexcept {
        return (lhs.m_state == rhs.m_state);
    }

    [[nodiscard]] friend bool operator!=(Xoshiro128Plus const& lhs,
                                         Xoshiro128Plus const& rhs) noexcept {
        return (lhs.m_state != rhs.m_state);
    }

private:
    state_type m_state;
};

// xoshiro128++
// Output: 32 bits
// Period: 2^128 - 1
// Footprint: 16 bytes
// Original implementation: http://prng.di.unimi.it/xoshiro128plusplus.c
// Version: 1.0
class Xoshiro128PlusPlus {
public:
    using state_type  = std::array<std::uint32_t, 4>;
    using result_type = std::uint32_t;

    XOSHIROCPP_NODISCARD_CXX20
    explicit constexpr Xoshiro128PlusPlus(std::uint64_t seed = DefaultSeed) noexcept;

    XOSHIROCPP_NODISCARD_CXX20
    explicit constexpr Xoshiro128PlusPlus(state_type state) noexcept;

    constexpr result_type operator()() noexcept;

    // This is the jump function for the generator. It is equivalent
    // to 2^64 calls to next(); it can be used to generate 2^64
    // non-overlapping subsequences for parallel computations.
    constexpr void jump() noexcept;

    // This is the long-jump function for the generator. It is equivalent to
    // 2^96 calls to next(); it can be used to generate 2^32 starting points,
    // from each of which jump() will generate 2^32 non-overlapping
    // subsequences for parallel distributed computations.
    constexpr void longJump() noexcept;

    [[nodiscard]] static constexpr result_type min() noexcept;

    [[nodiscard]] static constexpr result_type max() noexcept;

    [[nodiscard]] constexpr state_type serialize() const noexcept;

    constexpr void deserialize(state_type state) noexcept;

    [[nodiscard]] friend bool operator==(Xoshiro128PlusPlus const& lhs,
                                         Xoshiro128PlusPlus const& rhs) noexcept {
        return (lhs.m_state == rhs.m_state);
    }

    [[nodiscard]] friend bool operator!=(Xoshiro128PlusPlus const& lhs,
                                         Xoshiro128PlusPlus const& rhs) noexcept {
        return (lhs.m_state != rhs.m_state);
    }

private:
    state_type m_state;
};

// xoshiro128**
// Output: 32 bits
// Period: 2^128 - 1
// Footprint: 16 bytes
// Original implementation: http://prng.di.unimi.it/xoshiro128starstar.c
// Version: 1.1
class Xoshiro128StarStar {
public:
    using state_type  = std::array<std::uint32_t, 4>;
    using result_type = std::uint32_t;

    XOSHIROCPP_NODISCARD_CXX20
    explicit constexpr Xoshiro128StarStar(std::uint64_t seed = DefaultSeed) noexcept;

    XOSHIROCPP_NODISCARD_CXX20
    explicit constexpr Xoshiro128StarStar(state_type state) noexcept;

    constexpr result_type operator()() noexcept;

    // This is the jump function for the generator. It is equivalent
    // to 2^64 calls to next(); it can be used to generate 2^64
    // non-overlapping subsequences for parallel computations.
    constexpr void jump() noexcept;

    // This is the long-jump function for the generator. It is equivalent to
    // 2^96 calls to next(); it can be used to generate 2^32 starting points,
    // from each of which jump() will generate 2^32 non-overlapping
    // subsequences for parallel distributed computations.
    constexpr void longJump() noexcept;

    [[nodiscard]] static constexpr result_type min() noexcept;

    [[nodiscard]] static constexpr result_type max() noexcept;

    [[nodiscard]] constexpr state_type serialize() const noexcept;

    constexpr void deserialize(state_type state) noexcept;

    [[nodiscard]] friend bool operator==(Xoshiro128StarStar const& lhs,
                                         Xoshiro128StarStar const& rhs) noexcept {
        return (lhs.m_state == rhs.m_state);
    }

    [[nodiscard]] friend bool operator!=(Xoshiro128StarStar const& lhs,
                                         Xoshiro128StarStar const& rhs) noexcept {
        return (lhs.m_state != rhs.m_state);
    }

private:
    state_type m_state;
};
}

////////////////////////////////////////////////////////////////

namespace XoshiroCpp {
template <class Uint32, std::enable_if_t<std::is_same_v<Uint32, std::uint32_t>>*>
constexpr inline float FloatFromBits(const Uint32 i) noexcept {
    return (i >> 8) * 0x1.0p-24f;
}

template <class Uint64, std::enable_if_t<std::is_same_v<Uint64, std::uint64_t>>*>
constexpr inline double DoubleFromBits(const Uint64 i) noexcept {
    return (i >> 11) * 0x1.0p-53;
}

namespace detail {
    [[nodiscard]] static constexpr std::uint64_t RotL(const std::uint64_t x, int const s) noexcept {
        return (x << s) | (x >> (64 - s));
    }

    [[nodiscard]] static constexpr std::uint32_t RotL(const std::uint32_t x, int const s) noexcept {
        return (x << s) | (x >> (32 - s));
    }
}

////////////////////////////////////////////////////////////////
//
//	SplitMix64
//
constexpr inline SplitMix64::SplitMix64(const state_type state) noexcept
    : m_state(state) {
}

constexpr inline SplitMix64::result_type SplitMix64::operator()() noexcept {
    std::uint64_t z = (m_state += 0x9e3779b97f4a7c15);
    z               = (z ^ (z >> 30)) * 0xbf58476d1ce4e5b9;
    z               = (z ^ (z >> 27)) * 0x94d049bb133111eb;
    return z ^ (z >> 31);
}

template <std::size_t N>
constexpr inline std::array<std::uint64_t, N> SplitMix64::generateSeedSequence() noexcept {
    std::array<std::uint64_t, N> seeds = {};

    for (auto& seed : seeds)
        seed = operator()();

    return seeds;
}

constexpr inline SplitMix64::result_type SplitMix64::min() noexcept {
    return std::numeric_limits<result_type>::lowest();
}

constexpr inline SplitMix64::result_type SplitMix64::max() noexcept {
    return std::numeric_limits<result_type>::max();
}

constexpr inline SplitMix64::state_type SplitMix64::serialize() const noexcept {
    return m_state;
}

constexpr inline void SplitMix64::deserialize(const state_type state) noexcept {
    m_state = state;
}

////////////////////////////////////////////////////////////////
//
//	xoshiro256+
//
constexpr inline Xoshiro256Plus::Xoshiro256Plus(const std::uint64_t seed) noexcept
    : m_state(SplitMix64{seed}.generateSeedSequence<4>()) {
}

constexpr inline Xoshiro256Plus::Xoshiro256Plus(const state_type state) noexcept
    : m_state(state) {
}

constexpr inline Xoshiro256Plus::result_type Xoshiro256Plus::operator()() noexcept {
    const std::uint64_t result = m_state[0] + m_state[3];
    const std::uint64_t t      = m_state[1] << 17;
    m_state[2] ^= m_state[0];
    m_state[3] ^= m_state[1];
    m_state[1] ^= m_state[2];
    m_state[0] ^= m_state[3];
    m_state[2] ^= t;
    m_state[3] = detail::RotL(m_state[3], 45);
    return result;
}

constexpr inline void Xoshiro256Plus::jump() noexcept {
    constexpr std::uint64_t JUMP[] = {0x180ec6d33cfd0aba,
                                      0xd5a61266f0c9392c,
                                      0xa9582618e03fc9aa,
                                      0x39abdc4529b1661c};

    std::uint64_t s0 = 0;
    std::uint64_t s1 = 0;
    std::uint64_t s2 = 0;
    std::uint64_t s3 = 0;

    for (std::uint64_t jump : JUMP) {
        for (int b = 0; b < 64; ++b) {
            if (jump & UINT64_C(1) << b) {
                s0 ^= m_state[0];
                s1 ^= m_state[1];
                s2 ^= m_state[2];
                s3 ^= m_state[3];
            }
            operator()();
        }
    }

    m_state[0] = s0;
    m_state[1] = s1;
    m_state[2] = s2;
    m_state[3] = s3;
}

constexpr inline void Xoshiro256Plus::longJump() noexcept {
    constexpr std::uint64_t LONG_JUMP[] = {0x76e15d3efefdcbbf,
                                           0xc5004e441c522fb3,
                                           0x77710069854ee241,
                                           0x39109bb02acbe635};

    std::uint64_t s0 = 0;
    std::uint64_t s1 = 0;
    std::uint64_t s2 = 0;
    std::uint64_t s3 = 0;

    for (std::uint64_t jump : LONG_JUMP) {
        for (int b = 0; b < 64; ++b) {
            if (jump & UINT64_C(1) << b) {
                s0 ^= m_state[0];
                s1 ^= m_state[1];
                s2 ^= m_state[2];
                s3 ^= m_state[3];
            }
            operator()();
        }
    }

    m_state[0] = s0;
    m_state[1] = s1;
    m_state[2] = s2;
    m_state[3] = s3;
}

constexpr inline Xoshiro256Plus::result_type Xoshiro256Plus::min() noexcept {
    return std::numeric_limits<result_type>::lowest();
}

constexpr inline Xoshiro256Plus::result_type Xoshiro256Plus::max() noexcept {
    return std::numeric_limits<result_type>::max();
}

constexpr inline Xoshiro256Plus::state_type Xoshiro256Plus::serialize() const noexcept {
    return m_state;
}

constexpr inline void Xoshiro256Plus::deserialize(const state_type state) noexcept {
    m_state = state;
}

////////////////////////////////////////////////////////////////
//
//	xoshiro256++
//
constexpr inline Xoshiro256PlusPlus::Xoshiro256PlusPlus(const std::uint64_t seed) noexcept
    : m_state(SplitMix64{seed}.generateSeedSequence<4>()) {
}

constexpr inline Xoshiro256PlusPlus::Xoshiro256PlusPlus(const state_type state) noexcept
    : m_state(state) {
}

constexpr inline Xoshiro256PlusPlus::result_type Xoshiro256PlusPlus::operator()() noexcept {
    const std::uint64_t result = detail::RotL(m_state[0] + m_state[3], 23) + m_state[0];
    const std::uint64_t t      = m_state[1] << 17;
    m_state[2] ^= m_state[0];
    m_state[3] ^= m_state[1];
    m_state[1] ^= m_state[2];
    m_state[0] ^= m_state[3];
    m_state[2] ^= t;
    m_state[3] = detail::RotL(m_state[3], 45);
    return result;
}

constexpr inline void Xoshiro256PlusPlus::jump() noexcept {
    constexpr std::uint64_t JUMP[] = {0x180ec6d33cfd0aba,
                                      0xd5a61266f0c9392c,
                                      0xa9582618e03fc9aa,
                                      0x39abdc4529b1661c};

    std::uint64_t s0 = 0;
    std::uint64_t s1 = 0;
    std::uint64_t s2 = 0;
    std::uint64_t s3 = 0;

    for (std::uint64_t jump : JUMP) {
        for (int b = 0; b < 64; ++b) {
            if (jump & UINT64_C(1) << b) {
                s0 ^= m_state[0];
                s1 ^= m_state[1];
                s2 ^= m_state[2];
                s3 ^= m_state[3];
            }
            operator()();
        }
    }

    m_state[0] = s0;
    m_state[1] = s1;
    m_state[2] = s2;
    m_state[3] = s3;
}

constexpr inline void Xoshiro256PlusPlus::longJump() noexcept {
    constexpr std::uint64_t LONG_JUMP[] = {0x76e15d3efefdcbbf,
                                           0xc5004e441c522fb3,
                                           0x77710069854ee241,
                                           0x39109bb02acbe635};

    std::uint64_t s0 = 0;
    std::uint64_t s1 = 0;
    std::uint64_t s2 = 0;
    std::uint64_t s3 = 0;

    for (std::uint64_t jump : LONG_JUMP) {
        for (int b = 0; b < 64; ++b) {
            if (jump & UINT64_C(1) << b) {
                s0 ^= m_state[0];
                s1 ^= m_state[1];
                s2 ^= m_state[2];
                s3 ^= m_state[3];
            }
            operator()();
        }
    }

    m_state[0] = s0;
    m_state[1] = s1;
    m_state[2] = s2;
    m_state[3] = s3;
}

constexpr inline Xoshiro256PlusPlus::result_type Xoshiro256PlusPlus::min() noexcept {
    return std::numeric_limits<result_type>::lowest();
}

constexpr inline Xoshiro256PlusPlus::result_type Xoshiro256PlusPlus::max() noexcept {
    return std::numeric_limits<result_type>::max();
}

constexpr inline Xoshiro256PlusPlus::state_type Xoshiro256PlusPlus::serialize() const noexcept {
    return m_state;
}

constexpr inline void Xoshiro256PlusPlus::deserialize(const state_type state) noexcept {
    m_state = state;
}

////////////////////////////////////////////////////////////////
//
//	xoshiro256**
//
constexpr inline Xoshiro256StarStar::Xoshiro256StarStar(const std::uint64_t seed) noexcept
    : m_state(SplitMix64{seed}.generateSeedSequence<4>()) {
}

constexpr inline Xoshiro256StarStar::Xoshiro256StarStar(const state_type state) noexcept
    : m_state(state) {
}

constexpr inline Xoshiro256StarStar::result_type Xoshiro256StarStar::operator()() noexcept {
    const std::uint64_t result = detail::RotL(m_state[1] * 5, 7) * 9;
    const std::uint64_t t      = m_state[1] << 17;
    m_state[2] ^= m_state[0];
    m_state[3] ^= m_state[1];
    m_state[1] ^= m_state[2];
    m_state[0] ^= m_state[3];
    m_state[2] ^= t;
    m_state[3] = detail::RotL(m_state[3], 45);
    return result;
}

constexpr inline void Xoshiro256StarStar::jump() noexcept {
    constexpr std::uint64_t JUMP[] = {0x180ec6d33cfd0aba,
                                      0xd5a61266f0c9392c,
                                      0xa9582618e03fc9aa,
                                      0x39abdc4529b1661c};

    std::uint64_t s0 = 0;
    std::uint64_t s1 = 0;
    std::uint64_t s2 = 0;
    std::uint64_t s3 = 0;

    for (std::uint64_t jump : JUMP) {
        for (int b = 0; b < 64; ++b) {
            if (jump & UINT64_C(1) << b) {
                s0 ^= m_state[0];
                s1 ^= m_state[1];
                s2 ^= m_state[2];
                s3 ^= m_state[3];
            }
            operator()();
        }
    }

    m_state[0] = s0;
    m_state[1] = s1;
    m_state[2] = s2;
    m_state[3] = s3;
}

constexpr inline void Xoshiro256StarStar::longJump() noexcept {
    constexpr std::uint64_t LONG_JUMP[] = {0x76e15d3efefdcbbf,
                                           0xc5004e441c522fb3,
                                           0x77710069854ee241,
                                           0x39109bb02acbe635};

    std::uint64_t s0 = 0;
    std::uint64_t s1 = 0;
    std::uint64_t s2 = 0;
    std::uint64_t s3 = 0;

    for (std::uint64_t jump : LONG_JUMP) {
        for (int b = 0; b < 64; ++b) {
            if (jump & UINT64_C(1) << b) {
                s0 ^= m_state[0];
                s1 ^= m_state[1];
                s2 ^= m_state[2];
                s3 ^= m_state[3];
            }
            operator()();
        }
    }

    m_state[0] = s0;
    m_state[1] = s1;
    m_state[2] = s2;
    m_state[3] = s3;
}

constexpr inline Xoshiro256StarStar::result_type Xoshiro256StarStar::min() noexcept {
    return std::numeric_limits<result_type>::lowest();
}

constexpr inline Xoshiro256StarStar::result_type Xoshiro256StarStar::max() noexcept {
    return std::numeric_limits<result_type>::max();
}

constexpr inline Xoshiro256StarStar::state_type Xoshiro256StarStar::serialize() const noexcept {
    return m_state;
}

constexpr inline void Xoshiro256StarStar::deserialize(const state_type state) noexcept {
    m_state = state;
}

////////////////////////////////////////////////////////////////
//
//	xoroshiro128+
//
constexpr inline Xoroshiro128Plus::Xoroshiro128Plus(const std::uint64_t seed) noexcept
    : m_state(SplitMix64{seed}.generateSeedSequence<2>()) {
}

constexpr inline Xoroshiro128Plus::Xoroshiro128Plus(const state_type state) noexcept
    : m_state(state) {
}

constexpr inline Xoroshiro128Plus::result_type Xoroshiro128Plus::operator()() noexcept {
    const std::uint64_t s0     = m_state[0];
    std::uint64_t       s1     = m_state[1];
    const std::uint64_t result = s0 + s1;
    s1 ^= s0;
    m_state[0] = detail::RotL(s0, 24) ^ s1 ^ (s1 << 16);
    m_state[1] = detail::RotL(s1, 37);
    return result;
}

constexpr inline void Xoroshiro128Plus::jump() noexcept {
    constexpr std::uint64_t JUMP[] = {0xdf900294d8f554a5, 0x170865df4b3201fc};

    std::uint64_t s0 = 0;
    std::uint64_t s1 = 0;

    for (std::uint64_t jump : JUMP) {
        for (int b = 0; b < 64; ++b) {
            if (jump & UINT64_C(1) << b) {
                s0 ^= m_state[0];
                s1 ^= m_state[1];
            }
            operator()();
        }
    }

    m_state[0] = s0;
    m_state[1] = s1;
}

constexpr inline void Xoroshiro128Plus::longJump() noexcept {
    constexpr std::uint64_t LONG_JUMP[] = {0xd2a98b26625eee7b, 0xdddf9b1090aa7ac1};

    std::uint64_t s0 = 0;
    std::uint64_t s1 = 0;

    for (std::uint64_t jump : LONG_JUMP) {
        for (int b = 0; b < 64; ++b) {
            if (jump & UINT64_C(1) << b) {
                s0 ^= m_state[0];
                s1 ^= m_state[1];
            }
            operator()();
        }
    }

    m_state[0] = s0;
    m_state[1] = s1;
}

constexpr inline Xoroshiro128Plus::result_type Xoroshiro128Plus::min() noexcept {
    return std::numeric_limits<result_type>::lowest();
}

constexpr inline Xoroshiro128Plus::result_type Xoroshiro128Plus::max() noexcept {
    return std::numeric_limits<result_type>::max();
}

constexpr inline Xoroshiro128Plus::state_type Xoroshiro128Plus::serialize() const noexcept {
    return m_state;
}

constexpr inline void Xoroshiro128Plus::deserialize(const state_type state) noexcept {
    m_state = state;
}

////////////////////////////////////////////////////////////////
//
//	xoroshiro128++
//
constexpr inline Xoroshiro128PlusPlus::Xoroshiro128PlusPlus(const std::uint64_t seed) noexcept
    : m_state(SplitMix64{seed}.generateSeedSequence<2>()) {
}

constexpr inline Xoroshiro128PlusPlus::Xoroshiro128PlusPlus(const state_type state) noexcept
    : m_state(state) {
}

constexpr inline Xoroshiro128PlusPlus::result_type Xoroshiro128PlusPlus::operator()() noexcept {
    const std::uint64_t s0     = m_state[0];
    std::uint64_t       s1     = m_state[1];
    const std::uint64_t result = detail::RotL(s0 + s1, 17) + s0;
    s1 ^= s0;
    m_state[0] = detail::RotL(s0, 49) ^ s1 ^ (s1 << 21);
    m_state[1] = detail::RotL(s1, 28);
    return result;
}

constexpr inline void Xoroshiro128PlusPlus::jump() noexcept {
    constexpr std::uint64_t JUMP[] = {0x2bd7a6a6e99c2ddc, 0x0992ccaf6a6fca05};

    std::uint64_t s0 = 0;
    std::uint64_t s1 = 0;

    for (std::uint64_t jump : JUMP) {
        for (int b = 0; b < 64; ++b) {
            if (jump & UINT64_C(1) << b) {
                s0 ^= m_state[0];
                s1 ^= m_state[1];
            }
            operator()();
        }
    }

    m_state[0] = s0;
    m_state[1] = s1;
}

constexpr inline void Xoroshiro128PlusPlus::longJump() noexcept {
    constexpr std::uint64_t LONG_JUMP[] = {0x360fd5f2cf8d5d99, 0x9c6e6877736c46e3};

    std::uint64_t s0 = 0;
    std::uint64_t s1 = 0;

    for (std::uint64_t jump : LONG_JUMP) {
        for (int b = 0; b < 64; ++b) {
            if (jump & UINT64_C(1) << b) {
                s0 ^= m_state[0];
                s1 ^= m_state[1];
            }
            operator()();
        }
    }

    m_state[0] = s0;
    m_state[1] = s1;
}

constexpr inline Xoroshiro128PlusPlus::result_type Xoroshiro128PlusPlus::min() noexcept {
    return std::numeric_limits<result_type>::lowest();
}

constexpr inline Xoroshiro128PlusPlus::result_type Xoroshiro128PlusPlus::max() noexcept {
    return std::numeric_limits<result_type>::max();
}

constexpr inline Xoroshiro128PlusPlus::state_type Xoroshiro128PlusPlus::serialize() const noexcept {
    return m_state;
}

constexpr inline void Xoroshiro128PlusPlus::deserialize(const state_type state) noexcept {
    m_state = state;
}

////////////////////////////////////////////////////////////////
//
//	xoroshiro128**
//
constexpr inline Xoroshiro128StarStar::Xoroshiro128StarStar(const std::uint64_t seed) noexcept
    : m_state(SplitMix64{seed}.generateSeedSequence<2>()) {
}

constexpr inline Xoroshiro128StarStar::Xoroshiro128StarStar(const state_type state) noexcept
    : m_state(state) {
}

constexpr inline Xoroshiro128StarStar::result_type Xoroshiro128StarStar::operator()() noexcept {
    const std::uint64_t s0     = m_state[0];
    std::uint64_t       s1     = m_state[1];
    const std::uint64_t result = detail::RotL(s0 * 5, 7) * 9;
    s1 ^= s0;
    m_state[0] = detail::RotL(s0, 24) ^ s1 ^ (s1 << 16);
    m_state[1] = detail::RotL(s1, 37);
    return result;
}

constexpr inline void Xoroshiro128StarStar::jump() noexcept {
    constexpr std::uint64_t JUMP[] = {0xdf900294d8f554a5, 0x170865df4b3201fc};

    std::uint64_t s0 = 0;
    std::uint64_t s1 = 0;

    for (std::uint64_t jump : JUMP) {
        for (int b = 0; b < 64; ++b) {
            if (jump & UINT64_C(1) << b) {
                s0 ^= m_state[0];
                s1 ^= m_state[1];
            }
            operator()();
        }
    }

    m_state[0] = s0;
    m_state[1] = s1;
}

constexpr inline void Xoroshiro128StarStar::longJump() noexcept {
    constexpr std::uint64_t LONG_JUMP[] = {0xd2a98b26625eee7b, 0xdddf9b1090aa7ac1};

    std::uint64_t s0 = 0;
    std::uint64_t s1 = 0;

    for (std::uint64_t jump : LONG_JUMP) {
        for (int b = 0; b < 64; ++b) {
            if (jump & UINT64_C(1) << b) {
                s0 ^= m_state[0];
                s1 ^= m_state[1];
            }
            operator()();
        }
    }

    m_state[0] = s0;
    m_state[1] = s1;
}

constexpr inline Xoroshiro128StarStar::result_type Xoroshiro128StarStar::min() noexcept {
    return std::numeric_limits<result_type>::lowest();
}

constexpr inline Xoroshiro128StarStar::result_type Xoroshiro128StarStar::max() noexcept {
    return std::numeric_limits<result_type>::max();
}

constexpr inline Xoroshiro128StarStar::state_type Xoroshiro128StarStar::serialize() const noexcept {
    return m_state;
}

constexpr inline void Xoroshiro128StarStar::deserialize(const state_type state) noexcept {
    m_state = state;
}

////////////////////////////////////////////////////////////////
//
//	xoshiro128+
//
constexpr inline Xoshiro128Plus::Xoshiro128Plus(const std::uint64_t seed) noexcept
    : m_state() {
    SplitMix64 splitmix{seed};

    for (auto& state : m_state)
        state = static_cast<std::uint32_t>(splitmix());
}

constexpr inline Xoshiro128Plus::Xoshiro128Plus(const state_type state) noexcept
    : m_state(state) {
}

constexpr inline Xoshiro128Plus::result_type Xoshiro128Plus::operator()() noexcept {
    const std::uint32_t result = m_state[0] + m_state[3];
    const std::uint32_t t      = m_state[1] << 9;
    m_state[2] ^= m_state[0];
    m_state[3] ^= m_state[1];
    m_state[1] ^= m_state[2];
    m_state[0] ^= m_state[3];
    m_state[2] ^= t;
    m_state[3] = detail::RotL(m_state[3], 11);
    return result;
}

constexpr inline void Xoshiro128Plus::jump() noexcept {
    constexpr std::uint32_t JUMP[] = {0x8764000b, 0xf542d2d3, 0x6fa035c3, 0x77f2db5b};

    std::uint32_t s0 = 0;
    std::uint32_t s1 = 0;
    std::uint32_t s2 = 0;
    std::uint32_t s3 = 0;

    for (std::uint32_t jump : JUMP) {
        for (int b = 0; b < 32; ++b) {
            if (jump & UINT32_C(1) << b) {
                s0 ^= m_state[0];
                s1 ^= m_state[1];
                s2 ^= m_state[2];
                s3 ^= m_state[3];
            }
            operator()();
        }
    }

    m_state[0] = s0;
    m_state[1] = s1;
    m_state[2] = s2;
    m_state[3] = s3;
}

constexpr inline void Xoshiro128Plus::longJump() noexcept {
    constexpr std::uint32_t LONG_JUMP[] = {0xb523952e, 0x0b6f099f, 0xccf5a0ef, 0x1c580662};

    std::uint32_t s0 = 0;
    std::uint32_t s1 = 0;
    std::uint32_t s2 = 0;
    std::uint32_t s3 = 0;

    for (std::uint32_t jump : LONG_JUMP) {
        for (int b = 0; b < 32; ++b) {
            if (jump & UINT32_C(1) << b) {
                s0 ^= m_state[0];
                s1 ^= m_state[1];
                s2 ^= m_state[2];
                s3 ^= m_state[3];
            }
            operator()();
        }
    }

    m_state[0] = s0;
    m_state[1] = s1;
    m_state[2] = s2;
    m_state[3] = s3;
}

constexpr inline Xoshiro128Plus::result_type Xoshiro128Plus::min() noexcept {
    return std::numeric_limits<result_type>::lowest();
}

constexpr inline Xoshiro128Plus::result_type Xoshiro128Plus::max() noexcept {
    return std::numeric_limits<result_type>::max();
}

constexpr inline Xoshiro128Plus::state_type Xoshiro128Plus::serialize() const noexcept {
    return m_state;
}

constexpr inline void Xoshiro128Plus::deserialize(const state_type state) noexcept {
    m_state = state;
}

////////////////////////////////////////////////////////////////
//
//	xoshiro128++
//
constexpr inline Xoshiro128PlusPlus::Xoshiro128PlusPlus(const std::uint64_t seed) noexcept
    : m_state() {
    SplitMix64 splitmix{seed};

    for (auto& state : m_state)
        state = static_cast<std::uint32_t>(splitmix());
}

constexpr inline Xoshiro128PlusPlus::Xoshiro128PlusPlus(const state_type state) noexcept
    : m_state(state) {
}

constexpr inline Xoshiro128PlusPlus::result_type Xoshiro128PlusPlus::operator()() noexcept {
    const std::uint32_t result = detail::RotL(m_state[0] + m_state[3], 7) + m_state[0];
    const std::uint32_t t      = m_state[1] << 9;
    m_state[2] ^= m_state[0];
    m_state[3] ^= m_state[1];
    m_state[1] ^= m_state[2];
    m_state[0] ^= m_state[3];
    m_state[2] ^= t;
    m_state[3] = detail::RotL(m_state[3], 11);
    return result;
}

constexpr inline void Xoshiro128PlusPlus::jump() noexcept {
    constexpr std::uint32_t JUMP[] = {0x8764000b, 0xf542d2d3, 0x6fa035c3, 0x77f2db5b};

    std::uint32_t s0 = 0;
    std::uint32_t s1 = 0;
    std::uint32_t s2 = 0;
    std::uint32_t s3 = 0;

    for (std::uint32_t jump : JUMP) {
        for (int b = 0; b < 32; ++b) {
            if (jump & UINT32_C(1) << b) {
                s0 ^= m_state[0];
                s1 ^= m_state[1];
                s2 ^= m_state[2];
                s3 ^= m_state[3];
            }
            operator()();
        }
    }

    m_state[0] = s0;
    m_state[1] = s1;
    m_state[2] = s2;
    m_state[3] = s3;
}

constexpr inline void Xoshiro128PlusPlus::longJump() noexcept {
    constexpr std::uint32_t LONG_JUMP[] = {0xb523952e, 0x0b6f099f, 0xccf5a0ef, 0x1c580662};

    std::uint32_t s0 = 0;
    std::uint32_t s1 = 0;
    std::uint32_t s2 = 0;
    std::uint32_t s3 = 0;

    for (std::uint32_t jump : LONG_JUMP) {
        for (int b = 0; b < 32; ++b) {
            if (jump & UINT32_C(1) << b) {
                s0 ^= m_state[0];
                s1 ^= m_state[1];
                s2 ^= m_state[2];
                s3 ^= m_state[3];
            }
            operator()();
        }
    }

    m_state[0] = s0;
    m_state[1] = s1;
    m_state[2] = s2;
    m_state[3] = s3;
}

constexpr inline Xoshiro128PlusPlus::result_type Xoshiro128PlusPlus::min() noexcept {
    return std::numeric_limits<result_type>::lowest();
}

constexpr inline Xoshiro128PlusPlus::result_type Xoshiro128PlusPlus::max() noexcept {
    return std::numeric_limits<result_type>::max();
}

constexpr inline Xoshiro128PlusPlus::state_type Xoshiro128PlusPlus::serialize() const noexcept {
    return m_state;
}

constexpr inline void Xoshiro128PlusPlus::deserialize(const state_type state) noexcept {
    m_state = state;
}

////////////////////////////////////////////////////////////////
//
//	xoshiro128**
//
constexpr inline Xoshiro128StarStar::Xoshiro128StarStar(const std::uint64_t seed) noexcept
    : m_state() {
    SplitMix64 splitmix{seed};

    for (auto& state : m_state)
        state = static_cast<std::uint32_t>(splitmix());
}

constexpr inline Xoshiro128StarStar::Xoshiro128StarStar(const state_type state) noexcept
    : m_state(state) {
}

constexpr inline Xoshiro128StarStar::result_type Xoshiro128StarStar::operator()() noexcept {
    const std::uint32_t result = detail::RotL(m_state[1] * 5, 7) * 9;
    const std::uint32_t t      = m_state[1] << 9;
    m_state[2] ^= m_state[0];
    m_state[3] ^= m_state[1];
    m_state[1] ^= m_state[2];
    m_state[0] ^= m_state[3];
    m_state[2] ^= t;
    m_state[3] = detail::RotL(m_state[3], 11);
    return result;
}

constexpr inline void Xoshiro128StarStar::jump() noexcept {
    constexpr std::uint32_t JUMP[] = {0x8764000b, 0xf542d2d3, 0x6fa035c3, 0x77f2db5b};

    std::uint32_t s0 = 0;
    std::uint32_t s1 = 0;
    std::uint32_t s2 = 0;
    std::uint32_t s3 = 0;

    for (std::uint32_t jump : JUMP) {
        for (int b = 0; b < 32; ++b) {
            if (jump & UINT32_C(1) << b) {
                s0 ^= m_state[0];
                s1 ^= m_state[1];
                s2 ^= m_state[2];
                s3 ^= m_state[3];
            }
            operator()();
        }
    }

    m_state[0] = s0;
    m_state[1] = s1;
    m_state[2] = s2;
    m_state[3] = s3;
}

constexpr inline void Xoshiro128StarStar::longJump() noexcept {
    constexpr std::uint32_t LONG_JUMP[] = {0xb523952e, 0x0b6f099f, 0xccf5a0ef, 0x1c580662};

    std::uint32_t s0 = 0;
    std::uint32_t s1 = 0;
    std::uint32_t s2 = 0;
    std::uint32_t s3 = 0;

    for (std::uint32_t jump : LONG_JUMP) {
        for (int b = 0; b < 32; ++b) {
            if (jump & UINT32_C(1) << b) {
                s0 ^= m_state[0];
                s1 ^= m_state[1];
                s2 ^= m_state[2];
                s3 ^= m_state[3];
            }
            operator()();
        }
    }

    m_state[0] = s0;
    m_state[1] = s1;
    m_state[2] = s2;
    m_state[3] = s3;
}

constexpr inline Xoshiro128StarStar::result_type Xoshiro128StarStar::min() noexcept {
    return std::numeric_limits<result_type>::lowest();
}

constexpr inline Xoshiro128StarStar::result_type Xoshiro128StarStar::max() noexcept {
    return std::numeric_limits<result_type>::max();
}

constexpr inline Xoshiro128StarStar::state_type Xoshiro128StarStar::serialize() const noexcept {
    return m_state;
}

constexpr inline void Xoshiro128StarStar::deserialize(const state_type state) noexcept {
    m_state = state;
}
}