SPAR/AIModule/BWTA/vendors/CGAL/CGAL/Circular_kernel_3/get_equation_object_on_curved_kernel_3.h

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// Copyright (c) 2008  INRIA Sophia-Antipolis (France).
// All rights reserved.
//
// This file is part of CGAL (www.cgal.org); you may redistribute it under
// the terms of the Q Public License version 1.0.
// See the file LICENSE.QPL 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-3.5-branch/Circular_kernel_3/include/CGAL/Circular_kernel_3/get_equation_object_on_curved_kernel_3.h $
// $Id: get_equation_object_on_curved_kernel_3.h 44381 2008-07-24 09:26:28Z pmachado $
//
// Author(s) : Monique Teillaud, Sylvain Pion, Pedro Machado, 
//             Julien Hazebrouck, Damien Leroy

// Partially supported by the IST Programme of the EU as a 
// STREP (FET Open) Project under Contract No  IST-006413 
// (ACS -- Algorithms for Complex Shapes)

#ifndef CGAL_SPHERICAL_KERNEL_GET_EQUATION_OBJECT_3_H
#define CGAL_SPHERICAL_KERNEL_GET_EQUATION_OBJECT_3_H

#include <CGAL/Circular_kernel_3/internal_functions_on_sphere_3.h>
#include <CGAL/Circular_kernel_3/internal_functions_on_line_3.h>
#include <CGAL/Circular_kernel_3/internal_functions_on_plane_3.h>
#include <CGAL/Circular_kernel_3/internal_functions_on_circle_3.h>
// to be removed when CGAL::Kernel has a Get_equation

namespace CGAL {
  namespace SphericalFunctors {
    
  template < class SK >
  class Get_equation //: public LinearFunctors::Get_equation<SK>
  {
    public:

    typedef void result_type; // should we keep this?

    typedef typename SK::Polynomial_for_spheres_2_3 result_type_for_sphere;
    typedef typename SK::Polynomial_1_3 result_type_for_plane;
    typedef typename SK::Polynomials_for_line_3 result_type_for_line;
    typedef typename SK::Polynomials_for_circle_3 result_type_for_circle;
    //using LinearFunctors::Get_equation<SK>::operator();


    result_type_for_sphere
    operator() ( const typename SK::Sphere_3 & s )
    {
      return get_equation<SK>(s);
    }

    result_type_for_plane
    operator() ( const typename SK::Plane_3 & p )
    {
      return get_equation<SK>(p);
    }

    result_type_for_line
    operator() ( const typename SK::Line_3 & l )
    {
      return get_equation<SK>(l);
    }

    result_type_for_circle
    operator() ( const typename SK::Circle_3 & c )
    {
      return get_equation<SK>(c);
    }

  };
    
  } // namespace SphericalFunctors
} // namespace CGAL

#endif // CGAL_SPHERICAL_KERNEL_GET_EQUATION_OBJECT_3_H