floor_math.hpp

Go to the documentation of this file.

// SPDX-License-Identifier: MIT
#pragma once
#ifndef _TIME_SHIELD_DETAIL_FLOOR_MATH_HPP_INCLUDED
#define _TIME_SHIELD_DETAIL_FLOOR_MATH_HPP_INCLUDED

 
namespace time_shield {
namespace detail {

    template<class T>
    TIME_SHIELD_CONSTEXPR inline T floor_div(T a, T b) noexcept {
        T q = a / b;
        T r = a % b;
        if (r != 0 && a < 0) --q;
        return q;
    }

    template<class T>
    TIME_SHIELD_CONSTEXPR inline T floor_mod(T a, T b) noexcept {
        T r = a % b;
        if (r < 0) r += b;
        return r;
    }
 
} // namespace detail
} // namespace time_shield
 
#endif // _TIME_SHIELD_DETAIL_FLOOR_MATH_HPP_INCLUDED