conversion_ng_se.hh

// Copyright (C) 2002, 2004  EPITA Research and Development Laboratory
//
// This file is part of the Olena Library.  This library is free
// software; you can redistribute it and/or modify it under the terms
// of the GNU General Public License version 2 as published by the
// Free Software Foundation.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
// General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this library; see the file COPYING.  If not, write to
// the Free Software Foundation, 59 Temple Place - Suite 330, Boston,
// MA 02111-1307, USA.
//
// As a special exception, you may use this file as part of a free
// software library without restriction.  Specifically, if other files
// instantiate templates or use macros or inline functions from this
// file, or you compile this file and link it with other files to
// produce an executable, this file does not by itself cause the
// resulting executable to be covered by the GNU General Public
// License.  This exception does not however invalidate any other
// reasons why the executable file might be covered by the GNU General
// Public License.

#ifndef OLENA_CONVERT_CONVERSION_NG_SE_HH
# define OLENA_CONVERT_CONVERSION_NG_SE_HH

# include <oln/basics.hh>

// because of the internal function in this file
# include <oln/basics1d.hh>
# include <oln/basics2d.hh>
# include <oln/basics3d.hh>
# include <oln/core/neighborhood1d.hh>
# include <oln/core/neighborhood2d.hh>
# include <oln/core/neighborhood3d.hh>

namespace oln {
  namespace convert {
    template<class N>
    typename oln::abstract::neighborhood<N>::win_type
    ng_to_se(const oln::abstract::neighborhood<N>& Ng)
    {
      typename oln::abstract::neighborhood<N>::win_type output;
      oln_iter_type(N) p(Ng);
      for_all(p)
        output.add(p);
      return output;
    }

    template<class N>
    typename oln::abstract::neighborhood<N>::win_type
    ng_to_cse(const oln::abstract::neighborhood<N>& Ng)
    {
      typename oln::abstract::neighborhood<N>::win_type output;
      oln_iter_type(N) p(Ng);
      for_all(p)
        output.add(p);
      oln_dpoint_type(N) zero;
      for (unsigned size = 0; size < N::dim; ++size)
        zero.nth(size) = 0;
      output.add(zero);
      return output;
    }


  } // convert
} // oln


#endif // OLENA_CONVERT_CONVERSION_NG_SE_HH

---