Milena (Olena)
User documentation 2.0a Id
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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_WORLD_INTER_PIXEL_IS_SEPARATOR_HH 00027 # define MLN_WORLD_INTER_PIXEL_IS_SEPARATOR_HH 00028 00034 00035 # include <mln/core/concept/function.hh> 00036 # include <mln/core/image/dmorph/image_if.hh> 00037 # include <mln/core/point.hh> 00038 00039 00040 namespace mln 00041 { 00042 00043 namespace world 00044 { 00045 00046 namespace inter_pixel 00047 { 00048 00049 00052 struct is_separator : public Function_v2b< is_separator > 00053 { 00054 00055 typedef bool result; 00056 00057 template <typename P> 00058 bool operator()(const Gpoint<P>& p) const; 00059 00060 template <typename P> 00061 bool operator()(const Site_Proxy<P>& p) const; 00062 00063 }; 00064 00065 00066 # ifndef MLN_INCLUDE_ONLY 00067 00068 template <typename P> 00069 inline 00070 bool 00071 is_separator::operator()(const Gpoint<P>& p_) const 00072 { 00073 const P& p = exact(p_); 00074 return p.row() % 2 + p.col() % 2 == 1; 00075 } 00076 00077 template <typename P> 00078 inline 00079 bool 00080 is_separator::operator()(const Site_Proxy<P>& p) const 00081 { 00082 mlc_is_a(mln_site(P), Gpoint)::check(); 00083 return this->operator()(exact(p).to_site()); 00084 } 00085 00086 # endif // ! MLN_INCLUDE_ONLY 00087 00088 } // end of namespace mln::world::inter_pixel 00089 00090 } // end of namespace mln::world 00091 00092 } // end of namespace mln 00093 00094 #endif // ! MLN_WORLD_INTER_PIXEL_IS_SEPARATOR_HH