00001 // Copyright (C) 2007, 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 #ifndef MLN_DRAW_LINE_HH 00027 # define MLN_DRAW_LINE_HH 00028 00032 00033 # include <mln/core/concept/image.hh> 00034 # include <mln/core/site_set/p_line2d.hh> 00035 # include <mln/core/image/imorph/safe.hh> 00036 # include <mln/data/paste.hh> 00037 # include <mln/pw/image.hh> 00038 # include <mln/pw/cst.hh> 00039 00040 00041 namespace mln 00042 { 00043 00044 namespace draw 00045 { 00046 00060 template <typename I> 00061 void line(Image<I>& ima, 00062 const mln_psite(I)& beg, const mln_psite(I)& end, 00063 const mln_value(I)& v); 00064 00065 00066 # ifndef MLN_INCLUDE_ONLY 00067 00068 template <typename I> 00069 inline 00070 void line(Image<I>& ima_, 00071 const mln_psite(I)& beg, const mln_psite(I)& end, 00072 const mln_value(I)& v) 00073 { 00074 I& ima = exact(ima_); 00075 mln_precondition(ima.is_valid()); 00076 if (! ima.has(beg) || ! ima.has(end)) 00077 trace::warning("Begin or end site is not part of the given image."); 00078 data::paste(pw::cst(v) | p_line2d(beg, end), 00079 safe(ima).rw()); 00080 } 00081 00082 # endif // ! MLN_INCLUDE_ONLY 00083 00084 } // end of namespace mln::draw 00085 00086 } // end of namespace mln 00087 00088 00089 #endif // ! MLN_DRAW_LINE_HH
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