mirror of https://github.com/CGAL/cgal
64 lines
2.1 KiB
C++
64 lines
2.1 KiB
C++
// ======================================================================
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//
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// Copyright (c) 2000,2001,2002,2003 The CGAL Consortium
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//
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// This software and related documentation is part of an INTERNAL release
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// of the Computational Geometry Algorithms Library (CGAL). It is not
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// intended for general use.
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//
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// ----------------------------------------------------------------------
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//
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// release :
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// release_date :
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//
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// file : include/CGAL/Simple_cartesian.h
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// revision : $Revision$
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// revision_date : $Date$
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// author(s) : Herve Bronnimann, Sylvain Pion
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// coordinator : INRIA Sophia-Antipolis
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//
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// ======================================================================
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#ifndef CGAL_SIMPLE_CARTESIAN_H
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#define CGAL_SIMPLE_CARTESIAN_H
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#include <CGAL/Cartesian/Cartesian_base.h>
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#include <CGAL/Simple_Handle_for.h>
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#include <CGAL/Kernel/Type_equality_wrapper.h>
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CGAL_BEGIN_NAMESPACE
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template < typename FT_, typename Kernel >
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struct Cartesian_base_no_ref_count
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: public Cartesian_base< Kernel >
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{
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typedef FT_ RT;
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typedef FT_ FT;
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// The mecanism that allows to specify reference-counting or not.
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template < typename T >
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struct Handle { typedef Simple_Handle_for<T> type; };
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template < typename Kernel2 >
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struct Base { typedef Cartesian_base_no_ref_count<FT_, Kernel2> Type; };
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// TODO: cleanup (use Rational_traits<> instead)
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static FT make_FT(const RT & num, const RT& denom) { return num/denom;}
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static FT make_FT(const RT & num) { return num;}
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static RT FT_numerator(const FT &r) { return r;}
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static RT FT_denominator(const FT &) { return RT(1);}
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};
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template < typename FT_ >
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struct Simple_cartesian
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: public Type_equality_wrapper<
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Cartesian_base_no_ref_count<FT_, Simple_cartesian<FT_> >,
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Simple_cartesian<FT_> >
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{};
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CGAL_END_NAMESPACE
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CGAL_ITERATOR_TRAITS_POINTER_SPEC_TEMPLATE(CGAL::Simple_cartesian)
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#endif // CGAL_SIMPLE_CARTESIAN_H
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