4 * ***** BEGIN GPL/BL DUAL LICENSE BLOCK *****
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * as published by the Free Software Foundation; either version 2
9 * of the License, or (at your option) any later version. The Blender
10 * Foundation also sells licenses for use in proprietary software under
11 * the Blender License. See http://www.blender.org/BL/ for information
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software Foundation,
21 * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
23 * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
24 * All rights reserved.
26 * The Original Code is: all of this file.
28 * Contributor(s): none yet.
30 * ***** END GPL/BL DUAL LICENSE BLOCK *****
42 double PIL_check_seconds_timer(void)
44 static int hasperfcounter= -1; /* -1==unknown */
45 static double perffreq;
47 if (hasperfcounter==-1) {
49 hasperfcounter= QueryPerformanceFrequency((LARGE_INTEGER*) &ifreq);
50 perffreq= (double) ifreq;
56 QueryPerformanceCounter((LARGE_INTEGER*) &count);
58 return count/perffreq;
60 static double accum= 0.0;
62 int ntick= GetTickCount();
65 accum+= (0xFFFFFFFF-ltick+ntick)/1000.0;
67 accum+= (ntick-ltick)/1000.0;
75 void PIL_sleep_ms(int ms)
85 double PIL_check_seconds_timer(void)
90 gettimeofday(&tv, &tz);
92 return ((double) tv.tv_sec + tv.tv_usec/1000000.0);
95 void PIL_sleep_ms(int ms)