63 lines
1.6 KiB
C
63 lines
1.6 KiB
C
/*
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* Copyright (C) 2004 Christopher John Purnell
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* cjp@lost.org.uk
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#ifndef _ALC_CONTEXT_H_
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#define _ALC_CONTEXT_H_
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#include <pthread.h>
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#include <semaphore.h>
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#include <AL/al.h>
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#include <AL/alc.h>
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#include "alc_speaker.h"
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#include "alc_device.h"
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#include "al_source.h"
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#include "al_listener.h"
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typedef struct _AL_context
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{
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ALCdevice *device;
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AL_source **sources;
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pthread_t thread;
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pthread_mutex_t mutex;
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pthread_cond_t cond;
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AL_listener listener;
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AL_speaker speakers[_ALC_NUM_SPEAKERS];
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ALfloat doppler_factor;
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ALfloat doppler_velocity;
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ALenum distance_model;
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ALfloat (*distance_func)(AL_source *, ALfloat);
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}
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AL_context;
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extern AL_context *_alcCurrentContext;
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#define _alcLockContext(ctx) pthread_mutex_lock(&ctx->mutex)
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#define _alcUnlockContext(ctx) pthread_mutex_unlock(&ctx->mutex)
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AL_source *_alFindSource(AL_context *, ALuint);
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ALfloat _alDistanceInverse(AL_source *, ALfloat);
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#endif
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