Time.h

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00001 /*
00002  * This program is free software; you can redistribute it and/or modify
00003  * it under the terms of the GNU General Public License as published by
00004  * the Free Software Foundation; either version 3 of the License, or
00005  * (at your option) any later version.
00006  *
00007  * Written (W) 1999-2009 Soeren Sonnenburg
00008  * Copyright (C) 1999-2009 Fraunhofer Institute FIRST and Max-Planck-Society
00009  */
00010 
00011 #ifndef __TIME_H__
00012 #define __TIME_H__
00013 
00014 #include <sys/time.h>
00015 #include <time.h>
00016 
00017 #include "lib/common.h"
00018 #include "lib/io.h"
00019 #include "base/SGObject.h"
00020 
00021 namespace shogun
00022 {
00025 class CTime : public CSGObject
00026 {
00027     public:
00032         CTime(bool start=true);
00033         virtual ~CTime();
00034 
00040         clock_t cur_runtime(bool verbose=false);
00041 
00047         clock_t cur_runtime_diff(bool verbose=false);
00048 
00054         float64_t cur_runtime_diff_sec(bool verbose=false);
00055 
00061         float64_t start(bool verbose=false);
00062 
00068         float64_t cur_time_diff(bool verbose=false);
00069 
00075         float64_t time_diff_sec(bool verbose=false);
00076 
00081         float64_t stop(bool verbose=false);
00082 
00087         static int64_t get_runtime()
00088         {
00089             clock_t start_runtime = clock();
00090             return(
00091                 (int64_t) ((float64_t)start_runtime*100.0/(float64_t)CLOCKS_PER_SEC));
00092         }
00093 
00098         static float64_t get_curtime()
00099         {
00100             timeval tv;
00101             if (gettimeofday(&tv, NULL)==0)
00102                 return tv.tv_sec+(tv.tv_usec*1e-6);
00103             else
00104                 return 0.0;
00105         }
00106 
00108         inline virtual const char* get_name() const { return "Time"; }
00109 
00110     protected:
00112         clock_t start_runtime;
00113 
00115         float64_t start_time;
00117         float64_t stop_time;
00118 };
00119 }
00120 #endif

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