quotient.h

很多二维 三维几何计算算法 C++ 类库

// Copyright (c) 2005  Stanford University (USA).
// All rights reserved.
//
// This file is part of CGAL (www.cgal.org); 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; version 2.1 of the License.
// See the file LICENSE.LGPL distributed with CGAL.
//
// Licensees holding a valid commercial license may use this file in
// accordance with the commercial license agreement provided with the software.
//
// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
//
// $URL: svn+ssh://scm.gforge.inria.fr/svn/cgal/branches/CGAL-3.3-branch/Kinetic_data_structures/include/CGAL/Polynomial/internal/Rational/Quotient.h $
// $Id: Quotient.h 28567 2006-02-16 14:30:13Z lsaboret $
// 
//
// Author(s)     : Daniel Russel <[e-mail]>

#ifndef CGAL_POLYNOMIAL_INTERNAL_QUOTIENT_H
#define CGAL_POLYNOMIAL_INTERNAL_QUOTIENT_H

#include <CGAL/Polynomial/basic.h>
#include <CGAL/Polynomial/internal/Rational/Quotient_remainder.h>
/*!
  \file Quotient.h A class to compute quotients of polynomials.
*/

CGAL_POLYNOMIAL_BEGIN_INTERNAL_NAMESPACE

//! Compute the quotient of two polynomials.
/*!
  I pulled this out of Polynomial because I did not think polynomial should have such complicated methods.
*/
template<class Polynomial>
class Quotient : private Quotient_remainder<Polynomial>
{
    private:
        typedef Quotient_remainder<Polynomial>  Base;

    public:
        typedef typename Polynomial::NT   NT;
        typedef Polynomial       result_type;
        typedef Polynomial       argument_type;
        typedef Polynomial       argument_type1;
        typedef Polynomial       argument_type2;

        void write(std::ostream &out) const
        {
            out << "quo";
        }

//! compute the quotient
        result_type
            operator()(const Polynomial& t, const Polynomial& v) const
        {
            return Base::operator()(t,v).first;
        }
};

CGAL_POLYNOMIAL_END_INTERNAL_NAMESPACE
#endif                                            // CGAL_POLYNOMIAL_INTERNAL_QUOTIENT_H