00001 // Copyright (C) 2009 EPITA Research and Development Laboratory (LRDE) 00002 // 00003 // This file is part of Olena. 00004 // 00005 // Olena is free software: you can redistribute it and/or modify it under 00006 // the terms of the GNU General Public License as published by the Free 00007 // Software Foundation, version 2 of the License. 00008 // 00009 // Olena is distributed in the hope that it will be useful, 00010 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00011 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00012 // General Public License for more details. 00013 // 00014 // You should have received a copy of the GNU General Public License 00015 // along with Olena. If not, see <http://www.gnu.org/licenses/>. 00016 // 00017 // As a special exception, you may use this file as part of a free 00018 // software project without restriction. Specifically, if other files 00019 // instantiate templates or use macros or inline functions from this 00020 // file, or you compile this file and link it with other files to produce 00021 // an executable, this file does not by itself cause the resulting 00022 // executable to be covered by the GNU General Public License. This 00023 // exception does not however invalidate any other reasons why the 00024 // executable file might be covered by the GNU General Public License. 00025 00026 #ifndef MLN_TOPO_IS_FACET_HH 00027 # define MLN_TOPO_IS_FACET_HH 00028 00031 00032 # include <mln/core/site_set/complex_psite.hh> 00033 # include <mln/core/image/complex_neighborhoods.hh> 00034 # include <mln/core/image/complex_neighborhood_piter.hh> 00035 00036 00037 namespace mln 00038 { 00039 00040 namespace topo 00041 { 00042 00043 /* FIXME: Make this routine a method of mln::complex_psite? Or 00044 better, a method of mln::topo::face? */ 00045 00048 template <unsigned D, typename G> 00049 bool 00050 is_facet(const complex_psite<D, G>& f); 00051 00052 00053 # ifndef MLN_INCLUDE_ONLY 00054 00055 template <unsigned D, typename G> 00056 inline 00057 bool 00058 is_facet(const complex_psite<D, G>& f) 00059 { 00060 typedef complex_higher_neighborhood<D, G> higher_adj_nbh_t; 00061 higher_adj_nbh_t higher_adj_nbh; 00062 mln_niter(higher_adj_nbh_t) n(higher_adj_nbh, f); 00063 for_all(n) 00064 // If the neighborhood is not empty, then F is included in a face 00065 // of higher dimension. 00066 return false; 00067 // Otherwise, F is a facet. 00068 return true; 00069 } 00070 00071 # endif // MLN_INCLUDE_ONLY 00072 00073 } // end of namespace mln::topo 00074 00075 } // end of namespace mln 00076 00077 #endif // ! MLN_TOPO_IS_FACET_HH
1.7.1