Milena (Olena)
User documentation 2.0a Id
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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_NEIGHB3D_HH 00027 # define MLN_CORE_ALIAS_NEIGHB3D_HH 00028 00033 00034 00035 # include <cmath> 00036 # include <mln/core/neighb.hh> 00037 # include <mln/core/alias/window3d.hh> 00038 # include <mln/win/sym.hh> 00039 # include <mln/convert/from_to.hh> 00040 00041 00042 namespace mln 00043 { 00044 00049 // 00050 typedef neighb<window3d> neighb3d; 00051 00052 00054 00076 const neighb3d& c2_3d_sli(); 00077 00078 00080 00102 const neighb3d& c4_3d(); 00103 00105 00127 const neighb3d& c8_3d(); 00128 00129 00131 00153 const neighb3d& c6(); 00154 00156 00178 const neighb3d& c18(); 00179 00181 00203 const neighb3d& c26(); 00204 00205 00206 00207 00208 namespace convert 00209 { 00210 00211 namespace over_load 00212 { 00213 00214 template <unsigned S> 00215 void from_to_(const bool (&values)[S], neighb3d& nbh); 00216 00217 } // end of namespace mln::convert::over_load 00218 00219 } // end of namespace mln::convert 00220 00221 00222 00223 # ifndef MLN_INCLUDE_ONLY 00224 00225 inline 00226 const neighb3d& c2_3d_sli() 00227 { 00228 static neighb3d it; 00229 if (it.size() == 0) 00230 { 00231 window3d& win = it.hook_win_(); 00232 win 00233 .insert(-1, 0, 0) 00234 .insert(1, 0, 0); 00235 } 00236 return it; 00237 } 00238 00239 00240 inline 00241 const neighb3d& c4_3d() 00242 { 00243 static neighb3d it; 00244 if (it.size() == 0) 00245 { 00246 window3d& win = it.hook_win_(); 00247 win 00248 .insert(0, 1, 0) 00249 .insert(0, 0, 1); 00250 win 00251 .insert(win::sym(win)); 00252 } 00253 return it; 00254 } 00255 00256 inline 00257 const neighb3d& c8_3d() 00258 { 00259 static neighb3d it; 00260 if (it.size() == 0) 00261 { 00262 static const bool vals[] = { 1, 1, 1, 00263 1, 0, 1, 00264 1, 1, 1 }; 00265 convert::from_to(vals, it); 00266 } 00267 return it; 00268 } 00269 00270 inline 00271 const neighb3d& c6() 00272 { 00273 static neighb3d it; 00274 if (it.size() == 0) 00275 { 00276 window3d& win = it.hook_win_(); 00277 win 00278 .insert(1, 0, 0) 00279 .insert(0, 1, 0) 00280 .insert(0, 0, 1); 00281 win 00282 .insert(win::sym(win)); 00283 } 00284 return it; 00285 } 00286 00287 inline 00288 const neighb3d& c18() 00289 { 00290 static neighb3d it; 00291 if (it.size() == 0) 00292 { 00293 window3d& win = it.hook_win_(); 00294 win 00295 .insert(1, 0, 1) 00296 .insert(1, 0, -1) 00297 .insert(0, 1, 1) 00298 .insert(0, 1, -1) 00299 .insert(1, 1, 0) 00300 .insert(1, -1, 0); 00301 win 00302 .insert(win::sym(win)) 00303 .insert(c6().win()); 00304 } 00305 return it; 00306 } 00307 00308 inline 00309 const neighb3d& c26() 00310 { 00311 static neighb3d it; 00312 if (it.size() == 0) 00313 { 00314 window3d& win = it.hook_win_(); 00315 win 00316 .insert(1, 1, 1) 00317 .insert(1, 1, -1) 00318 .insert(1, -1, 1) 00319 .insert(1, -1, -1); 00320 win 00321 .insert(win::sym(win)) 00322 .insert(c18().win()); 00323 } 00324 return it; 00325 } 00326 00327 00328 namespace convert 00329 { 00330 00331 namespace over_load 00332 { 00333 00334 template <unsigned S> 00335 void 00336 from_to_(const bool (&values)[S], neighb3d& nbh) 00337 { 00338 # ifndef NDEBUG 00339 const int h = unsigned(std::pow(float(S), float(1. / 3.))) / 2; 00340 mln_precondition((2 * h + 1) * (2 * h + 1) * (2 * h + 1) == S); 00341 # endif // ! NDEBUG 00342 window3d win; 00343 from_to_(values, win); 00344 mln_precondition(win.is_neighbable_()); 00345 nbh.change_window(win); 00346 } 00347 00348 } // end of namespace mln::convert::over_load 00349 00350 } // end of namespace mln::convert 00351 00352 # endif // ! MLN_INCLUDE_ONLY 00353 00354 } // end of namespace mln 00355 00356 00357 #endif // ! MLN_CORE_ALIAS_NEIGHB3D_HH