Milena (Olena)
User documentation 2.0a Id
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00001 // Copyright (C) 2008, 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 #include <mln/util/graph.hh> 00027 #include <mln/core/alias/point2d.hh> 00028 #include <mln/core/site_set/p_vertices.hh> 00029 #include <mln/fun/i2v/array.hh> 00030 00031 00032 int main() 00033 { 00034 using namespace mln; 00035 00036 util::graph g; 00037 g.add_vertex(); // 0 00038 g.add_vertex(); // 1 00039 g.add_vertex(); // 2 00040 g.add_vertex(); // 3 00041 g.add_vertex(); // 4 00042 g.add_vertex(); // 5 00043 g.add_edge(0, 1); 00044 g.add_edge(0, 2); 00045 g.add_edge(3, 4); 00046 g.add_edge(4, 5); 00047 g.add_edge(5, 4); 00048 g.add_edge(1, 0); 00049 g.add_edge(5, 3); 00050 g.add_edge(2, 1); 00051 00052 // Map vertices to sites. 00053 typedef fun::i2v::array<point2d> F; 00054 F f(6); 00055 for (unsigned i = 0; i < 6; ++i) 00056 f(i) = point2d(i, 0); 00057 00058 typedef p_vertices<util::graph, F> p_vertices; 00059 p_vertices pv(g, f); 00060 00061 // Forward iterator. 00062 { 00063 mln_fwd_piter_(p_vertices) p(pv); 00064 unsigned i = 0; 00065 for_all(p) 00066 mln_assertion(p.p_hook_().v().id() == i++); 00067 mln_assertion(i == g.v_nmax()); 00068 } 00069 00070 // Backward iterator. 00071 { 00072 mln_bkd_piter_(p_vertices) p(pv); 00073 unsigned i = g.v_nmax() - 1; 00074 for_all(p) 00075 mln_assertion(p.p_hook_().v().id() == i--); 00076 mln_assertion(i == mln_max(unsigned)); 00077 } 00078 00079 }