mirror of
https://port.numenaute.org/aleajactaest/khanat-opennel-code.git
synced 2024-11-13 18:59:08 +00:00
103 lines
2.6 KiB
C++
103 lines
2.6 KiB
C++
// NeL - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
|
|
// Copyright (C) 2010 Winch Gate Property Limited
|
|
//
|
|
// This program is free software: you can redistribute it and/or modify
|
|
// it under the terms of the GNU Affero General Public License as
|
|
// published by the Free Software Foundation, either version 3 of the
|
|
// License, 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 Affero General Public License for more details.
|
|
//
|
|
// You should have received a copy of the GNU Affero General Public License
|
|
// along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
#ifndef NL_STOP_WATCH_H
|
|
#define NL_STOP_WATCH_H
|
|
|
|
#include "types_nl.h"
|
|
#include "time_nl.h"
|
|
#include <deque>
|
|
|
|
|
|
namespace NLMISC {
|
|
|
|
|
|
typedef uint32 TTickDuration;
|
|
typedef uint32 TMsDuration;
|
|
|
|
|
|
/**
|
|
* Stopwatch class used for performance measurements and statistics.
|
|
* To measure the duration of a cycle, call stop(), get the results, then call start().
|
|
* \author Olivier Cado
|
|
* \author Nevrax France
|
|
* \date 2001
|
|
*/
|
|
class CStopWatch
|
|
{
|
|
public:
|
|
|
|
/// Constructor. Set a non-zero queueLength for partial average calculation
|
|
CStopWatch( uint queueLength=0 );
|
|
|
|
|
|
|
|
/// Begin measurement
|
|
void start();
|
|
|
|
/// Pause
|
|
void pause();
|
|
|
|
/// Resume
|
|
void resume();
|
|
|
|
/// Add time (in ticks unit) to the current measurement
|
|
void addTime( TTickDuration t );
|
|
|
|
/// End measurement
|
|
void stop();
|
|
|
|
/// Add an external duration (in ticks unit) to the average queue
|
|
void addMeasurement( TTickDuration t );
|
|
|
|
|
|
|
|
/// Elapsed time in millisecond (call it after stop())
|
|
TMsDuration getDuration() const;
|
|
|
|
/// Average duration of the queueLength last durations (using the queueLength argument specified in the constructor)
|
|
TMsDuration getPartialAverage() const;
|
|
|
|
/// Average of the duration
|
|
TMsDuration getAverageDuration() const;
|
|
|
|
|
|
|
|
/// Sum of the measured durations (in ticks)
|
|
TTickDuration sumTicks() const { return _SumTicks; }
|
|
|
|
/// Number of measurements
|
|
uint32 measurementNumber() const { return _MeasurementNumber; }
|
|
|
|
private:
|
|
|
|
TTicks _BeginTime;
|
|
TTickDuration _ElapsedTicks;
|
|
|
|
TTickDuration _SumTicks;
|
|
uint32 _MeasurementNumber;
|
|
|
|
std::deque<TTickDuration> _Queue;
|
|
uint _QLength;
|
|
};
|
|
|
|
|
|
} // NLMISC
|
|
|
|
|
|
#endif // NL_STOP_WATCH_H
|
|
|
|
/* End of stop_watch.h */
|