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_lowaudio_h
25 #define _SDL_lowaudio_h
29 #include "../SDL_sysaudio.h"
31 /* Hidden "this" pointer for the video functions */
32 #define _THIS SDL_AudioDevice *this
34 /* The DirectSound objects */
35 struct SDL_PrivateAudioData {
37 LPDIRECTSOUNDBUFFER mixbuf;
45 /* Old variable names */
46 #define sound (this->hidden->sound)
47 #define mixbuf (this->hidden->mixbuf)
48 #define NUM_BUFFERS (this->hidden->NUM_BUFFERS)
49 #define mixlen (this->hidden->mixlen)
50 #define silence (this->hidden->silence)
51 #define lastchunk (this->hidden->lastchunk)
52 #define locked_buf (this->hidden->locked_buf)
53 #define audio_event (this->hidden->audio_event)
55 #endif /* _SDL_lowaudio_h */