ImplicitSurfaceNetwork/shared_module/functional/integer_lowest_byte.hpp

#pragma once

#include <type_traits>

struct integer_lowest_byte_fn {
    template <typename Integer>
    constexpr std::uint8_t operator()(Integer integer) const
    {
        static_assert(std::is_integral_v<Integer>, "Input type is not integer type.");

        return static_cast<std::uint8_t>(integer & 0xff);
    }
};

static constexpr auto integer_lowest_byte = integer_lowest_byte_fn{};