2 SDL - Simple DirectMedia Layer
3 Copyright (C) 1997-2009 Sam Lantinga
5 This library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
10 This library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public
16 License along with this library; if not, write to the Free Software
17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
22 #include "SDL_config.h"
24 #ifndef _SDL_artscaudio_h
25 #define _SDL_artscaudio_h
29 #include "../SDL_sysaudio.h"
31 /* Hidden "this" pointer for the video functions */
32 #define _THIS SDL_AudioDevice *this
34 struct SDL_PrivateAudioData {
35 /* The stream descriptor for the audio device */
38 /* The parent process id, to detect when application quits */
41 /* Raw mixing buffer */
45 /* Support for audio timing using a timer, in addition to select() */
49 #define FUDGE_TICKS 10 /* The scheduler overhead ticks per frame */
51 /* Old variable names */
52 #define stream (this->hidden->stream)
53 #define parent (this->hidden->parent)
54 #define mixbuf (this->hidden->mixbuf)
55 #define mixlen (this->hidden->mixlen)
56 #define frame_ticks (this->hidden->frame_ticks)
57 #define next_frame (this->hidden->next_frame)
59 #endif /* _SDL_artscaudio_h */