00001 /** 00002 \file Robots/LoBot/util/LoTime.H 00003 \brief Time related functions. 00004 */ 00005 00006 // //////////////////////////////////////////////////////////////////// // 00007 // The iLab Neuromorphic Vision C++ Toolkit - Copyright (C) 2000-2005 // 00008 // by the University of Southern California (USC) and the iLab at USC. // 00009 // See http://iLab.usc.edu for information about this project. // 00010 // //////////////////////////////////////////////////////////////////// // 00011 // Major portions of the iLab Neuromorphic Vision Toolkit are protected // 00012 // under the U.S. patent ``Computation of Intrinsic Perceptual Saliency // 00013 // in Visual Environments, and Applications'' by Christof Koch and // 00014 // Laurent Itti, California Institute of Technology, 2001 (patent // 00015 // pending; application number 09/912,225 filed July 23, 2001; see // 00016 // http://pair.uspto.gov/cgi-bin/final/home.pl for current status). // 00017 // //////////////////////////////////////////////////////////////////// // 00018 // This file is part of the iLab Neuromorphic Vision C++ Toolkit. // 00019 // // 00020 // The iLab Neuromorphic Vision C++ Toolkit is free software; you can // 00021 // redistribute it and/or modify it under the terms of the GNU General // 00022 // Public License as published by the Free Software Foundation; either // 00023 // version 2 of the License, or (at your option) any later version. // 00024 // // 00025 // The iLab Neuromorphic Vision C++ Toolkit is distributed in the hope // 00026 // that it will be useful, but WITHOUT ANY WARRANTY; without even the // 00027 // implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR // 00028 // PURPOSE. See the GNU General Public License for more details. // 00029 // // 00030 // You should have received a copy of the GNU General Public License // 00031 // along with the iLab Neuromorphic Vision C++ Toolkit; if not, write // 00032 // to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, // 00033 // Boston, MA 02111-1307 USA. // 00034 // //////////////////////////////////////////////////////////////////// // 00035 // 00036 // Primary maintainer for this file: mviswana usc edu 00037 // $HeadURL: svn://isvn.usc.edu/software/invt/trunk/saliency/src/Robots/LoBot/util/LoTime.H $ 00038 // $Id: LoTime.H 13838 2010-08-27 20:42:20Z mviswana $ 00039 // 00040 00041 #ifndef LOBOT_TIME_UTILITIES_DOT_H 00042 #define LOBOT_TIME_UTILITIES_DOT_H 00043 00044 //----------------------------- NAMESPACE ------------------------------- 00045 00046 namespace lobot { 00047 00048 //---------------------- TIME RELATED FUNCTIONS ------------------------- 00049 00050 /// Return the current time in terms of the number of milliseconds since 00051 /// the Unix epoch. 00052 long long current_time() ; 00053 00054 /// This function returns a time-stamp string of the form 00055 /// "YYYYmmdd-HHMMSS". The first time it is called, it will use the 00056 /// current time to build the above string. Subsequent calls will return 00057 /// the same string. 00058 /// 00059 /// The intent here is that different parts of Robolocust that need to 00060 /// construct file names, directory names and other such things based on 00061 /// the time when the application was started can use this single 00062 /// function to get the same suffix instead of each different part using 00063 /// a slightly different string. 00064 /// 00065 /// WARNING: This function uses internal static data and is not 00066 /// thread-safe! Hopefully, that does not pose a practical problem. 00067 /// However, if the different parts of Robolocust that use this function 00068 /// use different time-stamped suffixes in log file names, directory 00069 /// names, etc., it might be a good idea to wrap this function inside a 00070 /// singleton object and make it thread-safe. 00071 const char* startup_timestamp_str() ; 00072 00073 //----------------------------------------------------------------------- 00074 00075 } // end of namespace encapsulating this file's definitions 00076 00077 #endif 00078 00079 /* So things look consistent in everyone's emacs... */ 00080 /* Local Variables: */ 00081 /* indent-tabs-mode: nil */ 00082 /* End: */
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