mirror of
https://github.com/LMMS/lmms.git
synced 2026-01-24 14:28:21 -05:00
5fd05b16e4
git-svn-id: https://lmms.svn.sf.net/svnroot/lmms/trunk/lmms@81 0778d3d1-df1d-0410-868b-ea421aaaa00d
71 lines
1.5 KiB
C++
71 lines
1.5 KiB
C++
/*
|
|
* micro_timer.h - simple high-precision timer
|
|
*
|
|
* Copyright (c) 2005-2006 Tobias Doerffel <tobydox/at/users.sourceforge.net>
|
|
*
|
|
* This file is part of Linux MultiMedia Studio - http://lmms.sourceforge.net
|
|
*
|
|
* 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.
|
|
*
|
|
* 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 (see COPYING); if not, write to the
|
|
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
|
* Boston, MA 02111-1307, USA.
|
|
*
|
|
*/
|
|
|
|
|
|
#ifndef _MICRO_TIMER
|
|
#define _MICRO_TIMER
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
#include <config.h>
|
|
#endif
|
|
|
|
#ifdef HAVE_SYS_TIME_H
|
|
#include <sys/time.h>
|
|
#endif
|
|
|
|
|
|
class microTimer
|
|
{
|
|
public:
|
|
inline microTimer( void )
|
|
{
|
|
reset();
|
|
}
|
|
|
|
inline ~microTimer()
|
|
{
|
|
}
|
|
|
|
inline void reset( void )
|
|
{
|
|
gettimeofday( &begin, NULL );
|
|
}
|
|
|
|
inline Uint32 elapsed( void ) const
|
|
{
|
|
struct timeval now;
|
|
gettimeofday( &now, NULL );
|
|
return( ( now.tv_sec - begin.tv_sec ) * 1000 * 1000 +
|
|
( now.tv_usec - begin.tv_usec ) );
|
|
}
|
|
|
|
|
|
private:
|
|
struct timeval begin;
|
|
|
|
} ;
|
|
|
|
|
|
#endif
|