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_DETACH_HH 00027 # define MLN_TOPO_DETACH_HH 00028 00031 00032 # include <mln/core/site_set/p_set.hh> 00033 # include <mln/core/image/complex_image.hh> 00034 # include <mln/make/detachment.hh> 00035 # include <mln/topo/is_facet.hh> 00036 00037 namespace mln 00038 { 00039 00040 namespace topo 00041 { 00042 00048 template <unsigned D, typename G> 00049 void 00050 detach(const complex_psite<D, G>& f, complex_image<D, G, bool>& ima); 00051 00052 00053 # ifndef MLN_INCLUDE_ONLY 00054 00055 template <unsigned D, typename G> 00056 inline 00057 void 00058 detach(const complex_psite<D, G>& f, complex_image<D, G, bool>& ima) 00059 { 00060 mln_precondition(topo::is_facet(f)); 00061 00062 typedef complex_psite<D, G> psite; 00063 typedef p_set<psite> faces_t; 00064 00065 // Compute the detachment of P from IMA. 00066 faces_t detach = make::detachment(f, ima); 00067 // Detach all its faces from IMA. 00068 # if 0 00069 // FIXME: Does not work yet? Check again. 00070 data::fill(ima | detach, false); 00071 # endif 00072 mln_piter(faces_t) p(detach); 00073 for_all(p) 00074 ima(p) = false; 00075 } 00076 00077 # endif // MLN_INCLUDE_ONLY 00078 00079 } // end of namespace mln::topo 00080 00081 } // end of namespace mln 00082 00083 #endif // ! MLN_TOPO_DETACH_HH