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_N_FACE_HH 00027 # define MLN_TOPO_IS_N_FACE_HH 00028 00032 00033 # include <mln/core/site_set/complex_psite.hh> 00034 # include <mln/core/image/complex_neighborhoods.hh> 00035 # include <mln/core/image/complex_neighborhood_piter.hh> 00036 00037 namespace mln 00038 { 00039 00040 namespace topo 00041 { 00042 00043 // Forward declaration. 00044 template <unsigned N> struct is_n_face; 00045 00047 template <unsigned N> 00048 struct is_n_face : public mln::Function_v2b< is_n_face<N> > 00049 { 00050 typedef bool result; 00051 00052 template <unsigned D, typename G> 00053 bool operator()(const mln::complex_psite<D, G>& p) const; 00054 }; 00055 00056 00057 # ifndef MLN_INCLUDE_ONLY 00058 00059 template <unsigned N> 00060 template <unsigned D, typename G> 00061 inline 00062 bool 00063 is_n_face<N>::operator()(const mln::complex_psite<D, G>& p) const 00064 { 00065 return p.n() == N; 00066 } 00067 00068 # endif // MLN_INCLUDE_ONLY 00069 00070 } // end of namespace mln::topo 00071 00072 } // end of namespace mln 00073 00074 #endif // ! MLN_TOPO_IS_N_FACE_HH