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_NEIGHB2D_HH 00027 # define MLN_WORLD_INTER_PIXEL_NEIGHB2D_HH 00028 00031 00032 # include <mln/core/alias/neighb2d.hh> 00033 # include <mln/make/double_neighb2d.hh> 00034 # include <mln/world/inter_pixel/dim2/is_row_odd.hh> 00035 00036 00037 namespace mln 00038 { 00039 00040 namespace world 00041 { 00042 00043 namespace inter_pixel 00044 { 00045 00047 typedef win::multiple<window2d, dim2::is_row_odd> dbl_window2d; 00048 00050 typedef neighb< dbl_window2d > dbl_neighb2d; 00051 00052 00054 const neighb2d& v2v(); 00055 00057 const neighb2d& v2e(); 00058 00060 const dbl_neighb2d& e2v(); 00061 00063 const dbl_neighb2d& e2e(); 00064 00065 00066 00067 # ifndef MLN_INCLUDE_ONLY 00068 00069 const neighb2d& v2v() 00070 { 00071 static neighb2d it; 00072 if (it.size() == 0) 00073 { 00074 static const bool vals[] = { 0, 0, 1, 0, 0, 00075 0, 0, 0, 0, 0, 00076 1, 0, 0, 0, 1, 00077 0, 0, 0, 0, 0, 00078 0, 0, 1, 0, 0 }; 00079 convert::from_to(vals, it); 00080 } 00081 return it; 00082 } 00083 00084 const neighb2d& v2e() 00085 { 00086 return c4(); 00087 } 00088 00089 const dbl_neighb2d& e2v() 00090 { 00091 static const bool e2v_h[] = { 0, 1, 0, 00092 0, 0, 0, 00093 0, 1, 0 }; 00094 00095 static const bool e2v_v[] = { 0, 0, 0, 00096 1, 0, 1, 00097 0, 0, 0 }; 00098 00099 static dbl_neighb2d nbh = 00100 make::double_neighb2d(dim2::is_row_odd(), e2v_h, e2v_v); 00101 return nbh; 00102 } 00103 00104 00105 00106 const dbl_neighb2d& e2e() 00107 { 00108 static const bool e2e_h[] = { 0, 0, 1, 0, 0, 00109 0, 1, 0, 1, 0, 00110 0, 0, 0, 0, 0, 00111 0, 1, 0, 1, 0, 00112 0, 0, 1, 0, 0 }; 00113 00114 static const bool e2e_v[] = { 0, 0, 0, 0, 0, 00115 0, 1, 0, 1, 0, 00116 1, 0, 0, 0, 1, 00117 0, 1, 0, 1, 0, 00118 0, 0, 0, 0, 0 }; 00119 00120 static dbl_neighb2d nbh = 00121 make::double_neighb2d(dim2::is_row_odd(), e2e_h, e2e_v); 00122 return nbh; 00123 } 00124 00125 # endif // ! MLN_INCLUDE_ONLY 00126 00127 00128 } // end of namespace mln::world::inter_pixel 00129 00130 } // end of namespace mln::world 00131 00132 } // end of namespace mln 00133 00134 #endif // ! MLN_WORLD_INTER_PIXEL_NEIGHB2D_HH