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// Copyright (c) 2003
// Utrecht University (The Netherlands),
// ETH Zurich (Switzerland),
// INRIA Sophia-Antipolis (France),
// Max-Planck-Institute Saarbruecken (Germany),
// 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; 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/Kernel_23/include/CGAL/Exact_predicates_exact_constructions_kernel.h $
// $Id: Exact_predicates_exact_constructions_kernel.h 67093 2012-01-13 11:22:39Z lrineau $
//
//
// 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>
#include <CGAL/internal/Exact_type_selector.h>
#ifndef CGAL_DONT_USE_LAZY_KERNEL
# include <CGAL/Lazy_kernel.h>
#endif
namespace CGAL {
// Epeck_ft is either Gmpq of Quotient<MP_float>
typedef internal::Exact_type_selector<double>::Type Epeck_ft;
// The following are redefined kernels instead of simple typedefs in order to shorten
// template name length (for error messages, mangling...).
#ifdef CGAL_DONT_USE_LAZY_KERNEL
// Equivalent to Filtered_kernel<Simple_cartesian<Lazy_exact_nt<Epeck_ft> > >
class Epeck
: public Filtered_kernel_adaptor<
Type_equality_wrapper< Simple_cartesian<Lazy_exact_nt<Epeck_ft> >::Base<Epeck>::Type, Epeck >,
#ifdef CGAL_NO_STATIC_FILTERS
false >
#else
true >
#endif
{}; // end class Epeck
#else // no CGAL_DONT_USE_LAZY_KERNEL
// Equivalent to Lazy_kernel<Simple_cartesian<Epeck_ft> >
#ifdef CGAL_LAZY_KERNEL_USE_STATIC_FILTERS_BY_DEFAULT
class Epeck
: public internal::Static_filters<
Type_equality_wrapper<
Lazy_kernel_base< Simple_cartesian<Epeck_ft>, Simple_cartesian<Interval_nt_advanced>,
Cartesian_converter< Simple_cartesian<Epeck_ft>, Simple_cartesian<Interval_nt_advanced> >, Epeck>,
Epeck >, false>
{};
#else // no CGAL_LAZY_KERNEL_USE_STATIC_FILTERS_BY_DEFAULT
class Epeck
: public Type_equality_wrapper<
Lazy_kernel_base< Simple_cartesian<Epeck_ft>, Simple_cartesian<Interval_nt_advanced>,
Cartesian_converter< Simple_cartesian<Epeck_ft>, Simple_cartesian<Interval_nt_advanced> >, Epeck>,
Epeck >
{};
#endif // no CGAL_LAZY_KERNEL_USE_STATIC_FILTERS_BY_DEFAULT
#endif // no CGAL_DONT_USE_LAZY_KERNEL
typedef Epeck Exact_predicates_exact_constructions_kernel;
} //namespace CGAL
#endif // CGAL_EXACT_PREDICATES_EXACT_CONSTRUCTIONS_KERNEL_H
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