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/**
* $Id: GPU_System.cpp,v 1.4 2004/03/22 22:01:42 jesterking Exp $
*
* ***** BEGIN GPL/BL DUAL LICENSE BLOCK *****
*
* 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 2
* of the License, or (at your option) any later version. The Blender
* Foundation also sells licenses for use in proprietary software under
* the Blender License. See http://www.blender.org/BL/ for information
* about this.
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
* All rights reserved.
*
* The Original Code is: all of this file.
*
* Contributor(s): none yet.
*
* ***** END GPL/BL DUAL LICENSE BLOCK *****
*/
#include <sys/time.h>
#include "GPU_System.h"
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
static struct timeval startTime;
static int startTimeDone = 0;
double GPU_System::GetTimeInSeconds()
{
if(!startTimeDone)
{
gettimeofday(&startTime, NULL);
startTimeDone = 1;
}
struct timeval now;
gettimeofday(&now, NULL);
// next '1000' are used for precision
long ticks = (now.tv_sec - startTime.tv_sec) * 1000 + (now.tv_usec - startTime.tv_usec) / 1000;
double secs = (double)ticks / 1000.0;
return secs;
}
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