annotate src/timer/SDL_timer_c.h @ 956:4263beff9e38

Date: Mon, 30 Aug 2004 18:20:25 +0200 From: Joost Baas Subject: why call arts artsc? I, and a few other people at the mplayer-docs-mailinglist were wondering why you decided to call arts artsc. I understand usually users have nothing to do with libsdl, just developers, but because you can choose the audio-driver being used by mplayer, one of which is sdl, and you can also choose the sdl subdriver, it is necessary to have a well-known or logical name. artsc is not the logical choice, and it's very hard to look up the right name if you don't know what you're looking for.
author Sam Lantinga <slouken@libsdl.org>
date Fri, 17 Sep 2004 13:25:06 +0000
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997, 1998 Sam Lantinga
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4
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5 This library is free software; you can redistribute it and/or
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6 modify it under the terms of the GNU Library General Public
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7 License as published by the Free Software Foundation; either
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8 version 2 of the License, or (at your option) any later version.
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9
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10 This library is distributed in the hope that it will be useful,
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 Library General Public License for more details.
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14
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15 You should have received a copy of the GNU Library General Public
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16 License along with this library; if not, write to the Free
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17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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18
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19 Sam Lantinga
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20 5635-34 Springhouse Dr.
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21 Pleasanton, CA 94588 (USA)
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22 slouken@libsdl.org
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23 */
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24
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25 #ifdef SAVE_RCSID
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26 static char rcsid =
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27 "@(#) $Id$";
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28 #endif
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29
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30 /* Useful functions and variables from SDL_timer.c */
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31 #include "SDL_timer.h"
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32
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33 #define ROUND_RESOLUTION(X) \
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34 (((X+TIMER_RESOLUTION-1)/TIMER_RESOLUTION)*TIMER_RESOLUTION)
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35
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36 extern int SDL_timer_started;
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37 extern int SDL_timer_running;
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38
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39 /* Data to handle a single periodic alarm */
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40 extern Uint32 SDL_alarm_interval;
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41 extern SDL_TimerCallback SDL_alarm_callback;
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42
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43 /* Set whether or not the timer should use a thread.
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44 This should be called while the timer subsystem is running.
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45 */
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46 extern int SDL_SetTimerThreaded(int value);
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47
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48 extern int SDL_TimerInit(void);
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49 extern void SDL_TimerQuit(void);
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50
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51 /* This function is called from the SDL event thread if it is available */
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52 extern void SDL_ThreadedTimerCheck(void);