25 lines
641 B
C++
25 lines
641 B
C++
// This file is under the public domain.
|
|
|
|
#pragma once
|
|
|
|
#include <cstddef>
|
|
#include <type_traits>
|
|
|
|
namespace Common {
|
|
|
|
template <typename T>
|
|
[[nodiscard]] constexpr T AlignUp(T value, std::size_t size) {
|
|
static_assert(std::is_unsigned_v<T>, "T must be an unsigned value.");
|
|
auto mod{static_cast<T>(value % size)};
|
|
value -= mod;
|
|
return static_cast<T>(mod == T{0} ? value : value + size);
|
|
}
|
|
|
|
template <typename T>
|
|
[[nodiscard]] constexpr T AlignDown(T value, std::size_t size) {
|
|
static_assert(std::is_unsigned_v<T>, "T must be an unsigned value.");
|
|
return static_cast<T>(value - value % size);
|
|
}
|
|
|
|
} // namespace Common
|