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_MAKE_W_WINDOW3D_INT_HH 00027 # define MLN_MAKE_W_WINDOW3D_INT_HH 00028 00034 # include <mln/core/alias/w_window3d_int.hh> 00035 # include <mln/make/w_window3d.hh> 00036 00037 00038 namespace mln 00039 { 00040 00041 namespace make 00042 { 00043 00052 template <unsigned M> 00053 mln::w_window3d_int w_window3d_int(int (&weights)[M]); 00054 00055 00056 # ifndef MLN_INCLUDE_ONLY 00057 00058 template <unsigned M> 00059 inline 00060 mln::w_window3d_int 00061 w_window3d_int(int (&weights)[M]) 00062 { 00063 int h = unsigned(std::pow(float(M), 1 / 3)) / 2; 00064 mln_precondition((2 * h + 1) * (2 * h + 1) * (2 * h + 1) == M); 00065 return make::w_window3d(weights); 00066 } 00067 00068 # endif // ! MLN_INCLUDE_ONLY 00069 00070 } // end of namespace mln::make 00071 00072 } // end of namespace mln 00073 00074 00075 #endif // ! MLN_MAKE_W_WINDOW3D_INT_HH