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_romaudio_h

    25 #define _SDL_romaudio_h

    26 

    27 #include "../SDL_sysaudio.h"

    28 

    29 /* This is Ryan's improved MacOS sound code, with locking support */

    30 #define USE_RYANS_SOUNDCODE

    31 

    32 /* Hidden "this" pointer for the video functions */

    33 #define _THIS	SDL_AudioDevice *this

    34 

    35 struct SDL_PrivateAudioData {

    36 	/* Sound manager audio channel */

    37 	SndChannelPtr channel;

    38 #if defined(TARGET_API_MAC_CARBON) || defined(USE_RYANS_SOUNDCODE)

    39 	/* FIXME: Add Ryan's static data here */

    40 #else

    41 	/* Double buffering variables */

    42 	SndDoubleBufferPtr audio_buf[2];

    43 #endif

    44 };

    45 

    46 /* Old variable names */

    47 #define channel		(this->hidden->channel)

    48 #define audio_buf	(this->hidden->audio_buf)

    49 

    50 #endif /* _SDL_romaudio_h */