src/audio/windib/SDL_dibaudio.h
author Sam Lantinga
Mon, 06 Feb 2006 08:28:51 +0000
changeset 1330 450721ad5436
parent 1312 c9b51268668f
child 1361 19418e4422cb
permissions -rw-r--r--
It's now possible to build SDL without any C runtime at all on Windows,
using Visual C++ 2005
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/*
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    SDL - Simple DirectMedia Layer
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    Copyright (C) 1997-2006 Sam Lantinga
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    This library is free software; you can redistribute it and/or
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    modify it under the terms of the GNU Lesser General Public
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    License as published by the Free Software Foundation; either
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    version 2.1 of the License, or (at your option) any later version.
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    This library is distributed in the hope that it will be useful,
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    but WITHOUT ANY WARRANTY; without even the implied warranty of
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    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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    Lesser General Public License for more details.
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    You should have received a copy of the GNU Lesser General Public
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    License along with this library; if not, write to the Free Software
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    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
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    Sam Lantinga
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    slouken@libsdl.org
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*/
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#ifndef _SDL_lowaudio_h
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#define _SDL_lowaudio_h
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#include "SDL_sysaudio.h"
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/* Hidden "this" pointer for the video functions */
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#define _THIS	SDL_AudioDevice *this
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#define NUM_BUFFERS 2			/* -- Don't lower this! */
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struct SDL_PrivateAudioData {
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	HWAVEOUT sound;
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	HANDLE audio_sem;
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	Uint8 *mixbuf;		/* The raw allocated mixing buffer */
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	WAVEHDR wavebuf[NUM_BUFFERS];	/* Wave audio fragments */
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	int next_buffer;
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};
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/* Old variable names */
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#define sound			(this->hidden->sound)
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#define audio_sem 		(this->hidden->audio_sem)
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#define mixbuf			(this->hidden->mixbuf)
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#define wavebuf			(this->hidden->wavebuf)
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#define next_buffer		(this->hidden->next_buffer)
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#endif /* _SDL_lowaudio_h */