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triAudioLib.h
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triAudioLib.h
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/*
* triAudioLib.h: Header for audio library (based on pspaudiolib)
* This file is part of the "tri Engine".
*
* Copyright (C) 2007 tri
* Copyright (C) 2007 InsertWittyName <tias_dp@hotmail.com>
*
* $Id: $
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef __TRIAUDIOLIB_H__
#define __TRIAUDIOLIB_H__
#include "triTypes.h"
/** @defgroup triAudioLib Audio Library
* @{
*/
#define TRI_NUM_AUDIO_CHANNELS 4
#define TRI_NUM_AUDIO_SAMPLES 1024
#define TRI_VOLUME_MAX 0x8000
typedef triVoid (* triAudioLibCallback)(triVoid *buf, triUInt reqn, triVoid *pdata);
typedef struct
{
triSInt threadHandle;
triSInt handle;
triSInt volumeLeft;
triSInt volumeRight;
triAudioLibCallback callback;
triVoid *data;
} triAudioLibChannelInfo;
/**
* Initialise the Audio Library
*
* @param priority - Priority to use for the audio threads.
*
* @returns true on success.
*/
triBool triAudioLibInit(triSInt priority); // 0x12
/**
* Shutdown the Audio Library
*/
triVoid triAudioLibShutdown();
/**
* Set channel volume
*
* @param channel - The audio channel.
*
* @param left - Left volume.
*
* @param right - Right volume.
*/
triVoid triAudioLibSetVolume(triSInt channel, triSInt left, triSInt right);
/**
* Setup a callback
*
* @param channel - The audio channel.
*
* @param callback - The callback function.
*
* @param pdata - The data to pass.
*/
triVoid triAudioLibSetChannelCallback(triSInt channel, triAudioLibCallback callback, triVoid *data);
/**
* Panned Output
*
* @param channel - The audio channel.
*
* @param left - Left volume.
*
* @param right - Right volume.
*/
triSInt triAudioLibOutBlocking(triUInt channel, triUInt left, triUInt right, triVoid *data);
/** @} */
#endif // __TRIAUDIOLIB_H__