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/*
* This file is part of rasdaman community.
*
* Rasdaman community is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Rasdaman community is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with rasdaman community. If not, see <http://www.gnu.org/licenses/>.
*
* Copyright 2003, 2004, 2005, 2006, 2007, 2008, 2009 Peter Baumann /
rasdaman GmbH.
*
* For more information please see <http://www.rasdaman.org>
* or contact Peter Baumann via <baumann@rasdaman.com>.
*/
// -*-C++-*- (for Emacs)
inline
RMTimer::RMTimer(const char* newClass, const char* newFunc, int newBmLevel)
: myClass(newClass), myFunc(newFunc), bmLevel(newBmLevel), running(0)
{
#ifdef __VISUALC__
/* Set time zone from TZ environment variable.If TZ is not set,
* the operating system is queried to obtain the default value
* for the variable
*/
_tzset();
#endif
start();
}
inline
RMTimer::~RMTimer()
{
stop();
}
inline void
RMTimer::setOutput(int newOutput)
{
output = newOutput;
}
inline void
RMTimer::start()
{
// reset accu
accuTime = 0;
// set output to TRUE
output = 1;
resume();
}
inline void
RMTimer::pause()
{
if( running )
{
fetchTime();
#ifdef __VISUALC__
// reset acttime.tv_usec which means that no timer is running
acttime.tv_usec = 0;
#endif
// timer is not running
running = 0;
}
}
inline void
RMTimer::resume()
{
#ifdef __VISUALC__
time(&acttime);
#else
gettimeofday(&acttime, &dummy);
#endif
// timer is running
running = 1;
}
inline void
RMTimer::stop()
{
pause();
if(output && RManBenchmark >= bmLevel ) {
RMInit::bmOut
<< std::endl
<< "PerformanceTimer: " << myClass << " :: " << myFunc << " = "
<< accuTime << " usecs" << std::endl;
// set output to FALSE
output = 0;
}
}
inline int
RMTimer::getTime()
{
fetchTime();
return accuTime;
}
inline void
RMTimer::fetchTime()
{
#ifdef __VISUALC__
// save start time
oldsec = acttime;
oldusec = 0; // Windows only counts the seconds (too slow??!!)
// get stop time
time(&acttime);
// add new time to accu
accuTime += (acttime-oldsec)*1000000;
#else
// save start time
oldsec = acttime.tv_sec;
oldusec = acttime.tv_usec;
// get stop time
gettimeofday(&acttime, &dummy);
// add new time to accu
accuTime += (acttime.tv_sec-oldsec)*1000000 + acttime.tv_usec - oldusec;
#endif
}
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