Mercurial > sdl-ios-xcode
view src/audio/arts/SDL_artsaudio.h @ 5004:0c72ae7b7cb2
Added native atomic operations for Windows, Mac OS X, and gcc compiler intrinsics.
Changed the CAS return value to bool, so it's efficient with OSAtomicCompareAndSwap32Barrier()
Added an atomic test adapted from code by Michael Davidsaver
author | Sam Lantinga <slouken@libsdl.org> |
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date | Sun, 16 Jan 2011 15:16:39 -0800 |
parents | f7b03b6838cb |
children | b530ef003506 |
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/* SDL - Simple DirectMedia Layer Copyright (C) 1997-2010 Sam Lantinga This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with this library; if not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA Sam Lantinga slouken@libsdl.org */ #include "SDL_config.h" #ifndef _SDL_artscaudio_h #define _SDL_artscaudio_h #include <artsc.h> #include "../SDL_sysaudio.h" /* Hidden "this" pointer for the audio functions */ #define _THIS SDL_AudioDevice *this struct SDL_PrivateAudioData { /* The stream descriptor for the audio device */ arts_stream_t stream; /* The parent process id, to detect when application quits */ pid_t parent; /* Raw mixing buffer */ Uint8 *mixbuf; int mixlen; /* Support for audio timing using a timer, in addition to select() */ float frame_ticks; float next_frame; }; #define FUDGE_TICKS 10 /* The scheduler overhead ticks per frame */ #endif /* _SDL_artscaudio_h */ /* vi: set ts=4 sw=4 expandtab: */