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// Copyright (c) 2003-2008 INRIA Sophia-Antipolis (France).
// 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
// General Public License as published by the Free Software Foundation,
// either version 3 of the License, or (at your option) any later version.
//
// 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/next/Circular_kernel_2/include/CGAL/Exact_circular_kernel_2.h $
// $Id: Exact_circular_kernel_2.h 67117 2012-01-13 18:14:48Z lrineau $
//
// Author(s) : Monique Teillaud, Sylvain Pion, Pedro Machado
// Partially supported by the IST Programme of the EU as a Shared-cost
// RTD (FET Open) Project under Contract No IST-2000-26473
// (ECG - Effective Computational Geometry for Curves and Surfaces)
// and a STREP (FET Open) Project under Contract No IST-006413
// (ACS -- Algorithms for Complex Shapes)
#ifndef CGAL_EXACT_CIRCULAR_2_KERNEL_H
#define CGAL_EXACT_CIRCULAR_2_KERNEL_H
#include <CGAL/Cartesian.h>
#include <CGAL/Algebraic_kernel_for_circles_2_2.h>
#include <CGAL/Circular_kernel_2.h>
//TODO: CORRECT THE MAKE_ROOT_OF_2 of GMPq GMPz
#ifdef CGAL_USE_GMP
# include <CGAL/Gmpq.h>
#else
# include <CGAL/MP_Float.h>
# include <CGAL/Quotient.h>
#endif
// maybe it is better to change to the bbox filtered one
//#include <CGAL/Lazy_circular_kernel_2.h>
#include <CGAL/Filtered_bbox_circular_kernel_2.h>
namespace CGAL {
namespace internal {
#ifdef CGAL_USE_GMP
typedef CGAL::Gmpq NT1;
#else
typedef Quotient<MP_Float> NT1;
#endif
typedef Cartesian<NT1> Linear_k1;
typedef Algebraic_kernel_for_circles_2_2<NT1> Algebraic_k1;
typedef Circular_kernel_2<Linear_k1, Algebraic_k1> CK1;
// typedef CGAL::Interval_nt_advanced NT2;
// typedef CGAL::Cartesian<NT2> Linear_k2;
// typedef CGAL::Algebraic_kernel_for_circles_2_2<NT2> Algebraic_k2;
// typedef CGAL::Circular_kernel_2<Linear_k2,Algebraic_k2> CK2;
// typedef CGAL::Lazy_circular_kernel_2<CK1,CK2>
// Exact_circular_kernel_2;
} // namespace internal
typedef Filtered_bbox_circular_kernel_2<internal::CK1> Exact_circular_kernel_2;
} //namespace CGAL
#endif // CGAL_EXACT_CIRCULAR_2_KERNEL_H
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