distribution.hpp

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// SPDX-License-Identifier: BSD-2-Clause
 
#ifndef pRC_CORE_RANDOM_DISTRIBUTION_H
#define pRC_CORE_RANDOM_DISTRIBUTION_H
 
#include <prc/core/basic/crtp.hpp>
 
namespace pRC
{
    template<class F>
    class RandomDistribution : public CRTP<F>
    {
    public:
        constexpr decltype(auto) reset()
        {
            return this->self().reset();
        }
 
        constexpr decltype(auto) min()
        {
            return this->self().min();
        }
 
        constexpr decltype(auto) max()
        {
            return this->self().max();
        }
 
        template<class URNG>
        constexpr decltype(auto) operator()(URNG &rng)
        {
            return (this->self())(rng);
        }
 
    protected:
        ~RandomDistribution() = default;
        constexpr RandomDistribution(RandomDistribution const &) = default;
        constexpr RandomDistribution(RandomDistribution &&) = default;
        constexpr RandomDistribution &operator=(
            RandomDistribution const &) = default;
        constexpr RandomDistribution &operator=(
            RandomDistribution &&) = default;
        constexpr RandomDistribution() = default;
    };
 
    template<class T>
    concept IsRandomDistribution = !IsReference<T> && requires {
        {
            []<class F>(RandomDistribution<F> const &&)
            {
            }(std::declval<T>())
        };
    };
}
#endif // pRC_CORE_RANDOM_DISTRIBUTION_H