// Copyright (c) 2003  Utrecht University (The Netherlands),
// ETH Zurich (Switzerland), Freie Universitaet Berlin (Germany),
// INRIA Sophia-Antipolis (France), Martin-Luther-University Halle-Wittenberg
// (Germany), Max-Planck-Institute Saarbruecken (Germany), RISC Linz (Austria),
// and Tel-Aviv University (Israel).  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-3.5-branch/Kernel_23/include/CGAL/Exact_predicates_exact_constructions_kernel.h $
// $Id: Exact_predicates_exact_constructions_kernel.h 34966 2006-10-27 19:01:33Z spion $
// 
//
// Author(s)     : Menelaos Karavelas, Sylvain Pion

#ifndef CGAL_EXACT_PREDICATES_EXACT_CONSTRUCTIONS_KERNEL_H
#define CGAL_EXACT_PREDICATES_EXACT_CONSTRUCTIONS_KERNEL_H

#include <CGAL/Simple_cartesian.h>
#include <CGAL/Filtered_kernel.h>
#include <CGAL/Lazy_exact_nt.h>

#ifdef CGAL_USE_GMP
#  include <CGAL/Gmpq.h>
#else
#  include <CGAL/Quotient.h>
#  include <CGAL/MP_Float.h>
#endif

#ifndef CGAL_DONT_USE_LAZY_KERNEL
#  include <CGAL/Lazy_kernel.h>
#endif

CGAL_BEGIN_NAMESPACE

#ifdef CGAL_DONT_USE_LAZY_KERNEL

#ifdef CGAL_USE_GMP
typedef Filtered_kernel<Simple_cartesian<Lazy_exact_nt<Gmpq > > >
        Exact_predicates_exact_constructions_kernel;
#else
typedef Filtered_kernel<Simple_cartesian<Lazy_exact_nt<Quotient<MP_Float> > > >
        Exact_predicates_exact_constructions_kernel;
#endif

#else

#ifdef CGAL_USE_GMP
typedef Lazy_kernel<Simple_cartesian<Gmpq> >
        Exact_predicates_exact_constructions_kernel;
#else
typedef Lazy_kernel<Simple_cartesian<Quotient<MP_Float> > >
        Exact_predicates_exact_constructions_kernel;
#endif

#endif

CGAL_END_NAMESPACE

#endif // CGAL_EXACT_PREDICATES_EXACT_CONSTRUCTIONS_KERNEL_H
