Lime3DS/src/common/alignment.h
2016-03-13 04:54:23 +01:00

22 lines
553 B
C++

// This file is under the public domain.
#pragma once
#include <cstddef>
#include <type_traits>
namespace Common {
template <typename T>
constexpr T AlignUp(T value, size_t size) {
static_assert(std::is_unsigned<T>::value, "T must be an unsigned value.");
return static_cast<T>(value + (size - value % size) % size);
}
template <typename T>
constexpr T AlignDown(T value, size_t size) {
static_assert(std::is_unsigned<T>::value, "T must be an unsigned value.");
return static_cast<T>(value - value % size);
}
} // namespace Common