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_CORE_ALIAS_DPOINT2D_HH 00027 # define MLN_CORE_ALIAS_DPOINT2D_HH 00028 00033 00034 # include <mln/core/dpoint.hh> 00035 # include <mln/core/def/coord.hh> 00036 00037 00038 namespace mln 00039 { 00040 00043 typedef dpoint<mln::grid::square, mln::def::coord> dpoint2d; 00044 00045 00046 } // end of namespace mln 00047 00048 00049 # include <mln/core/alias/point2d.hh> 00050 00051 namespace mln 00052 { 00053 00056 00057 extern const dpoint2d up; 00058 extern const dpoint2d down; 00059 extern const dpoint2d left; 00060 extern const dpoint2d right; 00061 00063 00064 00065 00066 # ifndef MLN_INCLUDE_ONLY 00067 00068 const dpoint2d up = dpoint2d( -1, 0 ); 00069 const dpoint2d down = dpoint2d( +1, 0 ); 00070 const dpoint2d left = dpoint2d( 0, -1 ); 00071 const dpoint2d right = dpoint2d( 0, +1 ); 00072 00073 # endif // ! MLN_INCLUDE_ONLY 00074 00075 00076 } // end of namespace mln 00077 00078 00079 #endif // ! MLN_CORE_ALIAS_DPOINT2D_HH