path: root/src/utils/math.hpp

/*
 * UltraStar Deluxe - Karaoke Game
 *
 * UltraStar Deluxe is the legal property of its developers, whose names
 * are too numerous to list here. Please refer to the COPYRIGHT
 * file distributed with this source distribution.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; see the file COPYING. If not, write to
 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA 02110-1301, USA.
 *
 */

#ifndef MATH_HPP
#define MATH_HPP

namespace usdx
{
	class Math
	{
	public:
		template <class T>
		static const T min(const T a, const T b)
		{
			if (a < b)
				return a;
			return b;
		}

		template <class T>
		static const T max(const T a, const T b)
		{
			if (a > b)
				return a;
			return b;
		}

		template <class T>
		static const T abs(const T value)
		{
			if (value < 0)
				return -value;
			return value;
		}

	private:
		/**
		 * private constructor to ensure, that this class never gets
		   instanciated
		 */
		Math() {};
	};
}


#endif