view src/audio/windib/SDL_dibaudio.h @ 3562:59ab35254459

Need to test the multi-draw APIs
author Sam Lantinga <slouken@libsdl.org>
date Tue, 15 Dec 2009 00:00:30 +0000
parents 99210400e8b9
children f7b03b6838cb
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/*
    SDL - Simple DirectMedia Layer
    Copyright (C) 1997-2009 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_dibaudio_h
#define _SDL_dibaudio_h

#include "../SDL_sysaudio.h"

/* Hidden "this" pointer for the audio functions */
#define _THIS	SDL_AudioDevice *this

#define NUM_BUFFERS 2           /* -- Don't lower this! */

struct SDL_PrivateAudioData
{
    HWAVEOUT sound;
    HANDLE audio_sem;
    Uint8 *mixbuf;              /* The raw allocated mixing buffer */
    WAVEHDR wavebuf[NUM_BUFFERS];       /* Wave audio fragments */
    int next_buffer;
};

#endif /* _SDL_dibaudio_h */

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