forked from bartvdbraak/blender
115 lines
2.5 KiB
C++
115 lines
2.5 KiB
C++
/**
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* $Id$
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*
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* ***** BEGIN GPL LICENSE BLOCK *****
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
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* All rights reserved.
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*
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* The Original Code is: all of this file.
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*
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* Contributor(s): none yet.
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*
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* ***** END GPL LICENSE BLOCK *****
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*/
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#include "KX_TimeLogger.h"
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KX_TimeLogger::KX_TimeLogger(unsigned int maxNumMeasurements) :
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m_maxNumMeasurements(maxNumMeasurements),
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m_logStart(0),
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m_logging(false)
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{
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}
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KX_TimeLogger::~KX_TimeLogger(void)
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{
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}
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void KX_TimeLogger::SetMaxNumMeasurements(unsigned int maxNumMeasurements)
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{
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if ((m_maxNumMeasurements != maxNumMeasurements) && maxNumMeasurements) {
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// Actual removing is done in NextMeasurement()
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m_maxNumMeasurements = maxNumMeasurements;
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}
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}
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unsigned int KX_TimeLogger::GetMaxNumMeasurements(void) const
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{
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return m_maxNumMeasurements;
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}
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void KX_TimeLogger::StartLog(double now)
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{
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if (!m_logging) {
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m_logging = true;
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m_logStart = now;
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}
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}
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void KX_TimeLogger::EndLog(double now)
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{
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if (m_logging) {
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m_logging = false;
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double time = now - m_logStart;
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if (m_measurements.size() > 0) {
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m_measurements[0] += time;
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}
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}
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}
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void KX_TimeLogger::NextMeasurement(double now)
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{
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// End logging to current measurement
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EndLog(now);
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// Add a new measurement at the front
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double m = 0.;
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m_measurements.push_front(m);
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// Remove measurement if we grow beyond the maximum size
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if ((m_measurements.size()) > m_maxNumMeasurements) {
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while (m_measurements.size() > m_maxNumMeasurements) {
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m_measurements.pop_back();
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}
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}
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}
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double KX_TimeLogger::GetAverage(void) const
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{
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double avg = 0.;
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unsigned int numMeasurements = m_measurements.size();
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if (numMeasurements > 1) {
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for (unsigned int i = 1; i < numMeasurements; i++) {
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avg += m_measurements[i];
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}
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avg /= (float)numMeasurements - 1;
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}
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return avg;
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}
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