// Copyright 2020 yuzu emulator team // Licensed under GPLv2 or any later version // Refer to the license.txt file included. #pragma once #include <cstddef> #include <type_traits> namespace Common { /// Ceiled integer division. template <typename N, typename D> requires std::is_integral_v<N>&& std::is_unsigned_v<D>[[nodiscard]] constexpr auto DivCeil( N number, D divisor) { return (static_cast<D>(number) + divisor - 1) / divisor; } /// Ceiled integer division with logarithmic divisor in base 2 template <typename N, typename D> requires std::is_integral_v<N>&& std::is_unsigned_v<D>[[nodiscard]] constexpr auto DivCeilLog2( N value, D alignment_log2) { return (static_cast<D>(value) + (D(1) << alignment_log2) - 1) >> alignment_log2; } } // namespace Common