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/*$Id: l_timer.cc,v 26.81 2008/05/27 05:34:00 al Exp $ -*- C++ -*-
* Copyright (C) 2001 Albert Davis
* Author: Albert Davis <aldavis@gnu.org>
*
* This file is part of "Gnucap", the Gnu Circuit Analysis Package
*
* This program 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, or (at your option)
* any later version.
*
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*------------------------------------------------------------------
* Time a command, or whatever
*/
//testing=script,sparse 2006.07.13
#include "l_timer.h"
/*--------------------------------------------------------------------------*/
// TIMER::TIMER();
// TIMER::TIMER(const char*);
// TIMER& TIMER::fullreset();
// TIMER& TIMER::reset();
// TIMER& TIMER::start();
// TIMER& TIMER::stop();
// TIMER& TIMER::check();
// TIMER& TIMER::print();
// TIMER& TIMER::operator=(const TIMER&);
TIMER operator-(const TIMER&,const TIMER&);
/*--------------------------------------------------------------------------*/
inline double run_time()
{
return static_cast<double>(clock()) / static_cast<double>(CLOCKS_PER_SEC);
}
/*--------------------------------------------------------------------------*/
TIMER::TIMER()
{
fullreset();
}
/*--------------------------------------------------------------------------*/
TIMER::TIMER(const std::string& label)
:_name(label)
{
fullreset();
}
/*--------------------------------------------------------------------------*/
TIMER& TIMER::fullreset()
{
_total = 0.;
return reset();
}
/*--------------------------------------------------------------------------*/
TIMER& TIMER::reset()
{
_last = 0.;
_ref = 0.;
_running = false;
return *this;
}
/*--------------------------------------------------------------------------*/
TIMER& TIMER::start()
{
assert(!_running);
if (_running) {
untested();
stop();
}
_ref = run_time();
_running = true;
return *this;
}
/*--------------------------------------------------------------------------*/
TIMER& TIMER::stop()
{
if (_running) {
double runtime = run_time() - _ref;
_ref = 0.;
_last += runtime;
_total += runtime;
_running = false;
}
return *this;
}
/*--------------------------------------------------------------------------*/
TIMER& TIMER::check()
{
itested();
if (_running) {
itested();
stop();
start();
}else{
untested();
}
return *this;
}
/*--------------------------------------------------------------------------*/
TIMER& TIMER::print(OMSTREAM& s)
{
s.form("%10s %8.2f %8.2f\n", _name.c_str(), _last, _total);
return *this;
}
/*--------------------------------------------------------------------------*/
TIMER& TIMER::operator=(const TIMER& x)
{
_last = x._last;
_ref = x._ref;
_total = x._total;
_running = x._running;
// but don't copy the name
return *this;
}
/*--------------------------------------------------------------------------*/
TIMER operator-(const TIMER& x, const TIMER& y)
{
TIMER z("temp");
z._last = x._last - y._last;
z._ref = 0.; // when did the difference start running?
z._total = x._total - y._total;
z._running = false;
// but don't copy the name
return z;
}
/*--------------------------------------------------------------------------*/
/*--------------------------------------------------------------------------*/
// vim:ts=8:sw=2:noet:
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