00001 // Copyright (C) 2007, 2008, 2009 EPITA Research and Development 00002 // Laboratory (LRDE) 00003 // 00004 // This file is part of Olena. 00005 // 00006 // Olena is free software: you can redistribute it and/or modify it under 00007 // the terms of the GNU General Public License as published by the Free 00008 // Software Foundation, version 2 of the License. 00009 // 00010 // Olena is distributed in the hope that it will be useful, 00011 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00012 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00013 // General Public License for more details. 00014 // 00015 // You should have received a copy of the GNU General Public License 00016 // along with Olena. If not, see <http://www.gnu.org/licenses/>. 00017 // 00018 // As a special exception, you may use this file as part of a free 00019 // software project without restriction. Specifically, if other files 00020 // instantiate templates or use macros or inline functions from this 00021 // file, or you compile this file and link it with other files to produce 00022 // an executable, this file does not by itself cause the resulting 00023 // executable to be covered by the GNU General Public License. This 00024 // exception does not however invalidate any other reasons why the 00025 // executable file might be covered by the GNU General Public License. 00026 00027 #ifndef MLN_GEOM_NCOLS_HH 00028 # define MLN_GEOM_NCOLS_HH 00029 00033 00034 # include <mln/geom/min_col.hh> 00035 # include <mln/geom/max_col.hh> 00036 00037 00038 namespace mln 00039 { 00040 00041 namespace geom 00042 { 00043 00045 template <typename I> 00046 unsigned ncols(const Image<I>& ima); 00047 00049 template <typename B> 00050 unsigned ncols(const Box<B>& b); 00051 00052 00053 # ifndef MLN_INCLUDE_ONLY 00054 00055 template <typename I> 00056 inline 00057 unsigned ncols(const Image<I>& ima) 00058 { 00059 mln_precondition(exact(ima).is_valid()); 00060 unsigned ncols = geom::max_col(ima) - geom::min_col(ima) + 1; 00061 00062 return ncols; 00063 } 00064 00065 00066 template <typename B> 00067 unsigned ncols(const Box<B>& b) 00068 { 00069 metal::not_<metal::equal<metal::int_<B::dim>, metal::int_<1> > >::check(); 00070 unsigned ncols = geom::max_col(b) - geom::min_col(b) + 1; 00071 00072 return ncols; 00073 } 00074 00075 # endif // ! MLN_INCLUDE_ONLY 00076 00077 } // end of namespace mln::geom 00078 00079 } // end of namespace mln 00080 00081 00082 #endif // ! MLN_GEOM_NCOLS_HH
1.7.1