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Timer.h

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00001 /* ****************************************************************** **
00002 **    OpenSees - Open System for Earthquake Engineering Simulation    **
00003 **          Pacific Earthquake Engineering Research Center            **
00004 **                                                                    **
00005 **                                                                    **
00006 ** (C) Copyright 1999, The Regents of the University of California    **
00007 ** All Rights Reserved.                                               **
00008 **                                                                    **
00009 ** Commercial use of this program without express permission of the   **
00010 ** University of California, Berkeley, is strictly prohibited.  See   **
00011 ** file 'COPYRIGHT'  in main directory for information on usage and   **
00012 ** redistribution,  and for a DISCLAIMER OF ALL WARRANTIES.           **
00013 **                                                                    **
00014 ** Developed by:                                                      **
00015 **   Frank McKenna (fmckenna@ce.berkeley.edu)                         **
00016 **   Gregory L. Fenves (fenves@ce.berkeley.edu)                       **
00017 **   Filip C. Filippou (filippou@ce.berkeley.edu)                     **
00018 **                                                                    **
00019 ** ****************************************************************** */
00020                                                                         
00021 // $Revision: 1.4 $
00022 // $Date: 2003/02/14 23:02:12 $
00023 // $Source: /usr/local/cvs/OpenSees/SRC/utility/Timer.h,v $
00024                                                                         
00025                                                                         
00026 // File: ~/utility/Timer.h
00027 //
00028 // Written: fmk 
00029 // Created: Mar 1997
00030 // Revision: A
00031 //
00032 // Description: This file contains the class definition for Timer.
00033 // Timer is a stopwatch.
00034 //
00035 // What: "@(#) Timer.h, revA"
00036 
00037 #ifndef Timer_h
00038 #define Timer_h
00039 
00040 #ifdef _WIN32
00041 
00042 #else
00043 #ifdef _MAC
00044 #include <sys/time.h>
00045 #else
00046 
00047 #include <time.h>
00048 #include <unistd.h>
00049 
00050 #endif
00051 #include <sys/times.h>
00052 #include <sys/resource.h>
00053 #endif
00054 
00055 #include <OPS_Globals.h>
00056 
00057 class Timer
00058 {
00059   public:
00060     Timer();    
00061     virtual ~Timer();
00062 
00063     void start(void);
00064     void pause(void);
00065     double getReal(void) const;
00066     double getCPU(void) const;
00067     int getNumPageFaults(void) const;
00068     
00069     virtual void Print(OPS_Stream &s) const;   
00070     friend OPS_Stream &operator<<(OPS_Stream &s, const Timer &E);    
00071 
00072   protected:
00073     
00074   private:
00075 
00076 #ifdef _WIN32
00077 
00078 // fill in later
00079 
00080 #else
00081     
00082     clock_t t1, t2;
00083     struct tms tmsstart, tmsend;
00084     struct rusage r1usage, r2usage;
00085     struct rusage *r1us, *r2us;
00086 
00087 #endif
00088 };
00089 
00090 
00091 #endif
00092

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