00001 // Copyright (C) 2007, 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_MATH_SQR_HH 00027 # define MLN_MATH_SQR_HH 00028 00034 # include <cmath> 00035 00036 00037 namespace mln 00038 { 00039 00040 namespace math 00041 { 00042 00043 template <typename T> 00044 T sqr(const T& v); 00045 00046 00047 # ifndef MLN_INCLUDE_ONLY 00048 00049 template <typename T> 00050 inline 00051 T sqr(const T& v) 00052 { 00053 return v * v; 00054 } 00055 00056 # endif // ! MLN_INCLUDE_ONLY 00057 00058 } // end of namespace mln::math 00059 00060 } // end of namespace mln 00061 00062 00063 #endif // ! MLN_MATH_SQR_HH