lgvs_math.h

/*
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library.
 */


#ifndef LGVS_MATH_H
#define LGVS_MATH_H


#include <algorithm>


namespace lgvs {


class Math {
public:
    template<class T>
    static T clamp(const T& value, const T& min_value, const T& max_value)
    {
        return std::max(std::min (value, max_value), min_value);
    }


private:
    Math();
    Math(const Math& that);
    ~Math();
    Math& operator=(const Math& that);
}; // class Math


} // namespace lgvs


#endif // LGVS_MATH_H