Random.hpp

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#ifndef GALAXY_MATH_RANDOM_HPP_
#define GALAXY_MATH_RANDOM_HPP_
 
#include <random>
 
#include <Raylib.hpp>
 
#include "galaxy/meta/Concepts.hpp"
 
namespace galaxy
{
    namespace math
    {
        template<typename Type>
        using conditional_distribution = std::conditional_t<
            std::is_integral<Type>::value,
            std::uniform_int_distribution<Type>,
            std::conditional_t<std::is_floating_point<Type>::value, std::uniform_real_distribution<Type>, void>>;

        template<meta::is_arithmetic T>
        [[nodiscard]]
        inline T random(const T min, const T max) noexcept
        {
            thread_local std::random_device rd;
            thread_local std::mt19937_64    mt {rd()};
 
            conditional_distribution<T> dist {min, max};
            return dist(mt);
        }

        [[nodiscard]]
        ray::Vector2 random_vec2(const ray::Vector2& min, const ray::Vector2& max) noexcept;

        [[nodiscard]]
        ray::Vector3 random_vec3(const ray::Vector3& min, const ray::Vector3& max) noexcept;

        [[nodiscard]]
        ray::Vector4 random_vec4(const ray::Vector4& min, const ray::Vector4& max) noexcept;
    } // namespace math
} // namespace galaxy
 
#endif