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/*
* Copyright (c) 2009, 2012, Oracle and/or its affiliates. All rights reserved.
*
* 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; version 2 of the
* License.
*
* 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 St, Fifth Floor, Boston, MA
* 02110-1301 USA
*/
#include "base/profiling.h"
#include "base/log.h"
#include "base/string_utilities.h"
#include <cmath>
DEFAULT_LOG_DOMAIN("Profiling")
namespace base
{
TimeAccumulator create_global_ta()
{
TimeAccumulator _ta;
return _ta;
}
StopWatch create_global_sw()
{
StopWatch _sw;
return _sw;
}
TimeAccumulator GlobalTA::_tacc = create_global_ta();
StopWatch GlobalSW::_sw = create_global_sw();
//----------------- Time Check --------------------------------------------------------
std::string StopWatch::format_time(clock_t time)
{
float s = ((float)time) / ((float)CLOCKS_PER_SEC);
int m = (int)(s / 60);
s -= (m*60);
int h = m / 60;
m -= (h*60);
return base::strfmt("%02d:%02d:%02.3f", h, m, s);
}
void StopWatch::start(const std::string& message)
{
_initialized = true;
_start = clock();
_lap_start = _start;
log_debug("---> %s - [STARTED] %s\n", format_time(0).data(), message.data());
}
//-------------------------------------------------------------------------------------
void StopWatch::lap(const std::string& message)
{
if (_initialized)
{
_end = clock();
clock_t diff = _end - _lap_start;
log_debug("---> %s - [LAP] %s\n", format_time(diff).data(), message.data());
_lap_start = _end;
}
}
void StopWatch::stop(const std::string& message)
{
if (_initialized)
{
_end = clock();
clock_t diff = _end - _start;
log_debug("---> %s - [COMPLETED] %s\n", format_time(diff).data(), message.data());
}
}
//----------------- Time Profiler -----------------------------------------------------
void TimeAccumulator::add(const std::string& id)
{
_accumulators[id] = 0;
_starts[id] = 0;
}
//-------------------------------------------------------------------------------------
void TimeAccumulator::on(const std::string& id)
{
clock_t current = clock();
_starts[id] = current;
}
//-------------------------------------------------------------------------------------
void TimeAccumulator::off(const std::string& id)
{
clock_t current = clock();
double diff = current - _starts[id];
double acc = _accumulators[id];
acc += diff;
_accumulators[id] = acc;
}
//-------------------------------------------------------------------------------------
void TimeAccumulator::dump(const std::string& message)
{
std::map<std::string, double>::const_iterator index, end = _accumulators.end();
log_debug("Dumping data for : %s\n", message.data());
for(index = _accumulators.begin(); index != end; index++)
{
log_debug("--->Time on accumulator %s : %lf\n", index->first.data(), index->second / CLOCKS_PER_SEC);
}
}
//-------------------------------------------------------------------------------------
void TimeAccumulator::clear()
{
_accumulators.clear();
_starts.clear();
}
//-------------------------------------------------------------------------------------
} //namespace base
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