mirror of
https://github.com/bolero-MURAKAMI/Sprout.git
synced 2024-11-29 01:03:45 +00:00
34 lines
1.1 KiB
C++
34 lines
1.1 KiB
C++
/*=============================================================================
|
|
Copyright (c) 2011-2019 Bolero MURAKAMI
|
|
https://github.com/bolero-MURAKAMI/Sprout
|
|
|
|
Distributed under the Boost Software License, Version 1.0. (See accompanying
|
|
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
|
|
=============================================================================*/
|
|
#ifndef SPROUT_ALGORITHM_ABS_DIFF_HPP
|
|
#define SPROUT_ALGORITHM_ABS_DIFF_HPP
|
|
|
|
#include <sprout/config.hpp>
|
|
|
|
namespace sprout {
|
|
//
|
|
// abs_diff
|
|
//
|
|
template<typename T>
|
|
inline SPROUT_CONSTEXPR T
|
|
abs_diff(T const& a, T const& b) {
|
|
return (a < b) ? b - a : a - b;
|
|
}
|
|
template<typename T, typename Compare>
|
|
inline SPROUT_CONSTEXPR T
|
|
abs_diff(T const& a, T const& b, Compare comp) {
|
|
return comp(a, b) ? b - a : a - b;
|
|
}
|
|
template<typename T, typename Compare, typename Difference>
|
|
inline SPROUT_CONSTEXPR T
|
|
abs_diff(T const& a, T const& b, Compare comp, Difference diff) {
|
|
return comp(a, b) ? diff(b, a) : diff(a, b);
|
|
}
|
|
} // namespace sprout
|
|
|
|
#endif // #ifndef SPROUT_ALGORITHM_ABS_DIFF_HPP
|