1 /* 2 SDL - Simple DirectMedia Layer 3 Copyright (C) 1997-2006 Sam Lantinga 4 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. 9 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. 14 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 18 19 Sam Lantinga 20 slouken@libsdl.org 21 */ 22 #include "SDL_config.h" 23 24 #ifndef _SDL_ahiaudio_h 25 #define _SDL_ahiaudio_h 26 27 #include <exec/exec.h> 28 #include <dos/dos.h> 29 #ifdef __SASC 30 #include <proto/exec.h> 31 #else 32 #include <inline/exec.h> 33 #endif 34 35 #include <devices/ahi.h> 36 #include "mydebug.h" 37 38 #include "../SDL_sysaudio.h" 39 40 /* Hidden "this" pointer for the audio functions */ 41 #define _THIS SDL_AudioDevice *this 42 43 struct SDL_PrivateAudioData { 44 /* The handle for the audio device */ 45 struct AHIRequest *audio_req[2]; 46 struct MsgPort *audio_port; 47 Sint32 freq,type,bytespersample,size; 48 Uint8 *mixbuf[2]; /* The app mixing buffer */ 49 int current_buffer; 50 Uint32 playing; 51 }; 52 53 /* Old variable names */ 54 #define audio_port (this->hidden->audio_port) 55 #define audio_req (this->hidden->audio_req) 56 #define mixbuf (this->hidden->mixbuf) 57 #define current_buffer (this->hidden->current_buffer) 58 #define playing (this->hidden->playing) 59 60 #endif /* _SDL_ahiaudio_h */ 61