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Incomplete work for using Boost.Polygon to compute medial axis

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Alessandro Ranellucci 2014-01-09 17:26:39 +01:00
parent 11f065ca5e
commit bf91f3096a
1650 changed files with 307148 additions and 9 deletions
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95
xs/src/boost/mpl/aux_/na.hpp Normal file
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#ifndef BOOST_MPL_AUX_NA_HPP_INCLUDED
#define BOOST_MPL_AUX_NA_HPP_INCLUDED
// Copyright Aleksey Gurtovoy 2001-2004
//
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
//
// See http://www.boost.org/libs/mpl for documentation.
// $Id: na.hpp 49267 2008-10-11 06:19:02Z agurtovoy $
// $Date: 2008-10-10 23:19:02 -0700 (Fri, 10 Oct 2008) $
// $Revision: 49267 $
#include <boost/mpl/bool.hpp>
#include <boost/mpl/aux_/na_fwd.hpp>
#include <boost/mpl/aux_/config/msvc.hpp>
#include <boost/mpl/aux_/config/ctps.hpp>
namespace boost { namespace mpl {
template< typename T >
struct is_na
: false_
{
#if BOOST_WORKAROUND(BOOST_MSVC, < 1300)
using false_::value;
#endif
};
template<>
struct is_na<na>
: true_
{
#if BOOST_WORKAROUND(BOOST_MSVC, < 1300)
using true_::value;
#endif
};
template< typename T >
struct is_not_na
: true_
{
#if BOOST_WORKAROUND(BOOST_MSVC, < 1300)
using true_::value;
#endif
};
template<>
struct is_not_na<na>
: false_
{
#if BOOST_WORKAROUND(BOOST_MSVC, < 1300)
using false_::value;
#endif
};
#if !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION)
template< typename T, typename U > struct if_na
{
typedef T type;
};
template< typename U > struct if_na<na,U>
{
typedef U type;
};
#else
template< typename T > struct if_na_impl
{
template< typename U > struct apply
{
typedef T type;
};
};
template<> struct if_na_impl<na>
{
template< typename U > struct apply
{
typedef U type;
};
};
template< typename T, typename U > struct if_na
: if_na_impl<T>::template apply<U>
{
};
#endif
}}
#endif // BOOST_MPL_AUX_NA_HPP_INCLUDED