00001 // Copyright (C) 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_VALUE_SUPER_VALUE_HH 00027 # define MLN_VALUE_SUPER_VALUE_HH 00028 00034 # include <mln/value/sign.hh> 00035 00036 namespace mln 00037 { 00038 00039 namespace value 00040 { 00041 00042 /* 00043 * \brief Return the super value type associated to the parameter \p T 00044 * By default, the super value type of the parameter \p T, is T itself. 00045 */ 00046 template <typename T> 00047 struct super_value 00048 { 00049 typedef T ret; 00050 }; 00051 00053 00055 template <> 00056 struct super_value<sign> 00057 { 00058 typedef int ret; 00059 }; 00060 00061 } // end of namespace value 00062 00063 } // end of namespace mln 00064 00065 #endif // ! MLN_VALUE_SUPER_VALUE_HH
1.7.1