ioef/code/AL/al.h
2005-11-26 07:59:00 +00:00

587 lines
19 KiB
C

#ifndef __al_h_
#define __al_h_
/**
* OpenAL cross platform audio library
* Copyright (C) 1999-2000 by authors.
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
* Or go to http://www.gnu.org/copyleft/lgpl.html
*/
#include "altypes.h"
#ifdef __cplusplus
extern "C" {
#endif
#ifdef _WIN32
#define ALAPI __declspec(dllexport)
#define ALAPIENTRY __cdecl
#define AL_CALLBACK
#else /* _WIN32 */
#ifdef TARGET_OS_MAC
#if TARGET_OS_MAC
#pragma export on
#endif /* TARGET_OS_MAC */
#endif /* TARGET_OS_MAC */
#ifndef ALAPI
#define ALAPI
#endif
#ifndef ALAPIENTRY
#define ALAPIENTRY
#endif
#ifndef CALLBACK
#define AL_CALLBACK
#endif
#endif /* _WIN32 */
#ifndef AL_NO_PROTOTYPES
/**
* OpenAL Maintenance Functions
* State Management and Query.
* Error Handling.
* Extension Support.
*/
/** Renderer State management. */
ALAPI void ALAPIENTRY alEnable( ALenum capability );
ALAPI void ALAPIENTRY alDisable( ALenum capability );
ALAPI ALboolean ALAPIENTRY alIsEnabled( ALenum capability );
/** Application preferences for driver performance choices. */
ALAPI void ALAPIENTRY alHint( ALenum target, ALenum mode );
/** State retrieval. */
ALAPI void ALAPIENTRY alGetBooleanv( ALenum param, ALboolean* data );
/** State retrieval. */
ALAPI void ALAPIENTRY alGetIntegerv( ALenum param, ALint* data );
/** State retrieval. */
ALAPI void ALAPIENTRY alGetFloatv( ALenum param, ALfloat* data );
/** State retrieval. */
ALAPI void ALAPIENTRY alGetDoublev( ALenum param, ALdouble* data );
/** State retrieval. */
ALAPI const ALubyte* ALAPIENTRY alGetString( ALenum param );
/** State retrieval.through return value ( for compatibility ) */
ALAPI ALboolean ALAPIENTRY alGetBoolean( ALenum param );
ALAPI ALint ALAPIENTRY alGetInteger( ALenum param );
ALAPI ALfloat ALAPIENTRY alGetFloat( ALenum param );
ALAPI ALdouble ALAPIENTRY alGetDouble( ALenum param );
/**
* Error support.
* Obtain the most recent error generated in the AL state machine.
*/
ALAPI ALenum ALAPIENTRY alGetError( ALvoid );
/**
* Extension support.
* Obtain the address of a function (usually an extension)
* with the name fname. All addresses are context-independent.
*/
ALAPI ALboolean ALAPIENTRY alIsExtensionPresent( const ALubyte* fname );
/**
* Extension support.
* Obtain the address of a function (usually an extension)
* with the name fname. All addresses are context-independent.
*/
ALAPI void* ALAPIENTRY alGetProcAddress( const ALubyte* fname );
/**
* Extension support.
* Obtain the integer value of an enumeration (usually an extension) with the name ename.
*/
ALAPI ALenum ALAPIENTRY alGetEnumValue( const ALubyte* ename );
/**
* LISTENER
* Listener is the sample position for a given context.
* The multi-channel (usually stereo) output stream generated
* by the mixer is parametrized by this Listener object:
* its position and velocity relative to Sources, within
* occluder and reflector geometry.
*/
/**
*
* Listener Gain: default 1.0f.
*/
ALAPI void ALAPIENTRY alListenerf( ALenum pname, ALfloat param );
ALAPI void ALAPIENTRY alListeneri( ALenum pname, ALint param );
/**
*
* Listener Position: ALfloat[3]
* Listener Velocity: ALfloat[3]
*/
ALAPI void ALAPIENTRY alListener3f( ALenum pname,
ALfloat f1, ALfloat f2, ALfloat f3 );
/**
*
* Listener Position: ALfloat[3]
* Listener Velocity: ALfloat[3]
* Listener Orientation: ALfloat[6] (forward and up vector).
*/
ALAPI void ALAPIENTRY alListenerfv( ALenum pname, ALfloat* param );
/*
* Retrieve listener information.
*/
ALAPI void ALAPIENTRY alGetListeneri( ALenum pname, ALint* value );
ALAPI void ALAPIENTRY alGetListenerf( ALenum pname, ALfloat* value );
ALAPI void ALAPIENTRY alGetListeneriv( ALenum pname, ALint* value );
ALAPI void ALAPIENTRY alGetListenerfv( ALenum pname, ALfloat* values );
ALAPI void ALAPIENTRY alGetListener3f( ALenum pname,
ALfloat *f1, ALfloat *f2, ALfloat *f3 );
/**
* SOURCE
* Source objects are by default localized. Sources
* take the PCM data provided in the specified Buffer,
* apply Source-specific modifications, and then
* submit them to be mixed according to spatial
* arrangement etc.
*/
/** Create Source objects. */
ALAPI void ALAPIENTRY alGenSources( ALsizei n, ALuint* sources );
/** Delete Source objects. */
ALAPI void ALAPIENTRY alDeleteSources( ALsizei n, ALuint* sources );
/** Verify a handle is a valid Source. */
ALAPI ALboolean ALAPIENTRY alIsSource( ALuint sid );
/** Set an integer parameter for a Source object. */
ALAPI void ALAPIENTRY alSourcei( ALuint sid, ALenum param, ALint value );
ALAPI void ALAPIENTRY alSourcef( ALuint sid, ALenum param, ALfloat value );
ALAPI void ALAPIENTRY alSource3f( ALuint sid, ALenum param,
ALfloat f1, ALfloat f2, ALfloat f3 );
ALAPI void ALAPIENTRY alSourcefv( ALuint sid, ALenum param, ALfloat* values );
/** Get an integer parameter for a Source object. */
ALAPI void ALAPIENTRY alGetSourcei( ALuint sid, ALenum pname, ALint* value );
ALAPI void ALAPIENTRY alGetSourceiv( ALuint sid, ALenum pname, ALint* values );
ALAPI void ALAPIENTRY alGetSourcef( ALuint sid, ALenum pname, ALfloat* value );
ALAPI void ALAPIENTRY alGetSourcefv( ALuint sid, ALenum pname, ALfloat* values );
/* deprecated, included for Win compatibility */
ALAPI void ALAPIENTRY alGetSource3f( ALuint sid, ALenum pname, ALfloat* value1,
ALfloat* value2, ALfloat* value3);
ALAPI void ALAPIENTRY alSourcePlayv( ALsizei ns, ALuint *ids );
ALAPI void ALAPIENTRY alSourceStopv( ALsizei ns, ALuint *ids );
ALAPI void ALAPIENTRY alSourceRewindv( ALsizei ns, ALuint *ids );
ALAPI void ALAPIENTRY alSourcePausev( ALsizei ns, ALuint *ids );
/** Activate a source, start replay. */
ALAPI void ALAPIENTRY alSourcePlay( ALuint sid );
/**
* Pause a source,
* temporarily remove it from the mixer list.
*/
ALAPI void ALAPIENTRY alSourcePause( ALuint sid );
/**
* Rewind a source,
* set the source to play at the beginning.
*/
ALAPI void ALAPIENTRY alSourceRewind( ALuint sid );
/**
* Stop a source,
* temporarily remove it from the mixer list,
* and reset its internal state to pre-Play.
* To remove a Source completely, it has to be
* deleted following Stop, or before Play.
*/
ALAPI void ALAPIENTRY alSourceStop( ALuint sid );
/**
* BUFFER
* Buffer objects are storage space for sample data.
* Buffers are referred to by Sources. There can be more than
* one Source using the same Buffer data. If Buffers have
* to be duplicated on a per-Source basis, the driver has to
* take care of allocation, copying, and deallocation as well
* as propagating buffer data changes.
*/
/** Buffer object generation. */
ALAPI void ALAPIENTRY alGenBuffers( ALsizei n, ALuint* buffers );
ALAPI void ALAPIENTRY alDeleteBuffers( ALsizei n, ALuint* buffers );
ALAPI ALboolean ALAPIENTRY alIsBuffer( ALuint buffer );
/**
* Specify the data to be filled into a buffer.
*/
ALAPI void ALAPIENTRY alBufferData( ALuint buffer,
ALenum format,
ALvoid* data,
ALsizei size,
ALsizei freq );
ALAPI void ALAPIENTRY alGetBufferi( ALuint buffer, ALenum param, ALint* value );
ALAPI void ALAPIENTRY alGetBufferf( ALuint buffer, ALenum param, ALfloat* value );
ALAPI void ALAPIENTRY alGetBufferiv( ALuint buffer, ALenum param, ALint *v);
ALAPI void ALAPIENTRY alGetBufferfv( ALuint buffer, ALenum param, ALfloat *v);
/**
* Frequency Domain Filters are band filters.
* Attenuation in Media (distance based)
* Reflection Material
* Occlusion Material (separating surface)
*
* Temporal Domain Filters:
* Early Reflections
* Late Reverb
*
*/
/**
* EXTENSION: IASIG Level 2 Environment.
* Environment object generation.
* This is an EXTension that describes the Environment/Reverb
* properties according to IASIG Level 2 specifications.
*/
/**
* Allocate n environment ids and store them in the array environs.
* Returns the number of environments actually allocated.
*/
ALAPI ALsizei ALAPIENTRY alGenEnvironmentIASIG( ALsizei n, ALuint* environs );
ALAPI void ALAPIENTRY alDeleteEnvironmentIASIG( ALsizei n, ALuint* environs );
ALAPI ALboolean ALAPIENTRY alIsEnvironmentIASIG( ALuint environ );
ALAPI void ALAPIENTRY alEnvironmentiIASIG( ALuint eid, ALenum param, ALint value );
ALAPI void ALAPIENTRY alEnvironmentfIASIG( ALuint eid, ALenum param, ALfloat value );
/**
* Queue stuff
*/
ALAPI void ALAPIENTRY alSourceQueueBuffers( ALuint sid, ALsizei numEntries, ALuint *bids );
ALAPI void ALAPIENTRY alSourceUnqueueBuffers( ALuint sid, ALsizei numEntries, ALuint *bids );
ALAPI void ALAPIENTRY alQueuei( ALuint sid, ALenum param, ALint value );
/**
* Knobs and dials
*/
ALAPI void ALAPIENTRY alDopplerFactor( ALfloat value );
ALAPI void ALAPIENTRY alDopplerVelocity( ALfloat value );
ALAPI void ALAPIENTRY alDistanceModel( ALenum distanceModel );
#else /* AL_NO_PROTOTYPES */
/** OpenAL Maintenance Functions */
void (*alEnable)( ALenum capability );
void (*alDisable)( ALenum capability );
ALboolean (*alIsEnabled)( ALenum capability );
void (*alHint)( ALenum target, ALenum mode );
ALboolean (*alGetBoolean)( ALenum param );
ALint (*alGetInteger)( ALenum param );
ALfloat (*alGetFloat)( ALenum param );
ALdouble (*alGetDouble)( ALenum param );
void (*alGetBooleanv)( ALenum param,
ALboolean* data );
void (*alGetIntegerv)( ALenum param,
ALint* data );
void (*alGetFloatv)( ALenum param,
ALfloat* data );
void (*alGetDoublev)( ALenum param,
ALdouble* data );
const ALubyte* (*GetString)( ALenum param );
ALenum (*alGetError)( ALvoid );
/**
* Extension support.
* Query existance of extension
*/
ALboolean (*alIsExtensionPresent)(const ALubyte* fname );
/**
* Extension support.
* Obtain the address of a function (usually an extension)
* with the name fname. All addresses are context-independent.
*/
void* (*alGetProcAddress)( const ALubyte* fname );
/**
* Extension support.
* Obtain the integer value of an enumeration (usually an extension) with the name ename.
*/
ALenum (*alGetEnumValue)( const ALubyte* ename );
/**
* LISTENER
* Listener is the sample position for a given context.
* The multi-channel (usually stereo) output stream generated
* by the mixer is parametrized by this Listener object:
* its position and velocity relative to Sources, within
* occluder and reflector geometry.
*/
/**
*
* Listener Gain: default 1.0f.
*/
void (*alListenerf)( ALenum pname, ALfloat param );
/**
*
* Listener Position: ALfloat[3]
* Listener Velocity: ALfloat[3]
* Listener Orientation: ALfloat[6] (forward and up vector).
*/
void (*alListenerfv)( ALenum pname, ALfloat* param );
/*
* Retrieve listener information.
*/
void (*alGetListeneri)( ALenum pname, ALint* value );
void (*alGetListenerf)( ALenum pname, ALfloat* value );
void (*alGetListeneriv)( ALenum pname, ALint* values );
void (*alGetListenerfv)( ALenum pname, ALfloat* values );
/**
* SOURCE
* Source objects are by default localized. Sources
* take the PCM data provided in the specified Buffer,
* apply Source-specific modifications, and then
* submit them to be mixed according to spatial
* arrangement etc.
*/
/** Create Source objects. */
void (*alGenSources)( ALsizei n, ALuint* sources );
/** Delete Source objects. */
void (*alDeleteSources)( ALsizei n, ALuint* sources );
/** Verify a handle is a valid Source. */
ALboolean (*alIsSource)( ALuint sid );
/** Set an integer parameter for a Source object. */
void (*alSourcei)( ALuint sid, ALenum param, ALint value);
/** Set a float parameter for a Source object. */
void (*alSourcef)( ALuint sid, ALenum param, ALfloat value);
/** Set a 3 float parameter for a Source object. */
void (*alSource3f)( ALuint sid, ALenum param,
ALfloat f1, ALfloat f2, ALfloat f3 );
/** Set a float vector parameter for a Source object. */
void (*alSourcefv)( ALuint sid, ALenum param,
ALfloat* values );
/** Get an integer scalar parameter for a Source object. */
void (*alGetSourcei)( ALuint sid,
ALenum pname, ALint* value );
/** Get an integer parameter for a Source object. */
void (*alGetSourceiv)( ALuint sid,
ALenum pname, ALint* values );
/** Get a float scalar parameter for a Source object. */
void (*alGetSourcef)( ALuint sid,
ALenum pname, ALfloat* value );
/** Get three float scalar parameter for a Source object. */
void (*alGetSource3f)( ALuint sid, ALenum pname,
ALfloat* value1,
ALfloat* value2,
ALfloat* value3);
/** Get a float vector parameter for a Source object. */
void (*alGetSourcefv)( ALuint sid,
ALenum pname, ALfloat* values );
/** Activate a source, start replay. */
void (*alSourcePlay)( ALuint sid );
/**
* Pause a source,
* temporarily remove it from the mixer list.
*/
void (*alSourcePause)( ALuint sid );
/**
* Stop a source,
* temporarily remove it from the mixer list,
* and reset its internal state to pre-Play.
* To remove a Source completely, it has to be
* deleted following Stop, or before Play.
*/
void (*alSourceStop)( ALuint sid );
/**
* Rewind a souce. Stopped paused and playing sources,
* resets the offset into the PCM data and sets state to
* AL_INITIAL.
*/
void (*alSourceRewind)( ALuint sid );
/**
* vector forms of those functions we all love
*/
void (*alSourcePlayv)( ALsizei ns, ALuint *ids );
void (*alSourceStopv)( ALsizei ns, ALuint *ids );
void (*alSourceRewindv)( ALsizei ns, ALuint *ids );
void (*alSourcePausev)( ALsizei ns, ALuint *ids );
/**
* BUFFER
* Buffer objects are storage space for sample data.
* Buffers are referred to by Sources. There can be more than
* one Source using the same Buffer data. If Buffers have
* to be duplicated on a per-Source basis, the driver has to
* take care of allocation, copying, and deallocation as well
* as propagating buffer data changes.
*/
/** Buffer object generation. */
void (*alGenBuffers)( ALsizei n, ALuint* buffers );
void (*alDeleteBuffers)( ALsizei n, ALuint* buffers );
ALboolean (*alIsBuffer)( ALuint buffer );
/**
* Specify the data to be filled into a buffer.
*/
void (*alBufferData)( ALuint buffer,
ALenum format,
ALvoid* data,
ALsizei size,
ALsizei freq );
void (*alGetBufferi)( ALuint buffer,
ALenum param, ALint* value );
void (*alGetBufferf)( ALuint buffer,
ALenum param, ALfloat* value );
void (*alGetBufferiv)( ALuint buffer,
ALenum param, ALint* value );
void (*alGetBufferfv)( ALuint buffer,
ALenum param, ALfloat* value );
/**
* EXTENSION: IASIG Level 2 Environment.
* Environment object generation.
* This is an EXTension that describes the Environment/Reverb
* properties according to IASIG Level 2 specifications.
*/
/**
* Allocate n environment ids and store them in the array environs.
* Returns the number of environments actually allocated.
*/
ALsizei (*alGenEnvironmentIASIG)( ALsizei n, ALuint* environs );
void (*alDeleteEnvironmentIASIG)(ALsizei n,
ALuint* environs);
ALboolean (*alIsEnvironmentIASIG)( ALuint environ );
void (*alEnvironmentiIASIG)( ALuint eid,
ALenum param, ALint value );
void (*alEnvironmentfIASIG)( ALuint eid,
ALenum param, ALuint value );
/**
* Queue stuff
*/
void (*alQueuei)(ALuint sid, ALenum param, ALint value );
void (*alSourceUnqueueBuffers)(ALuint sid, ALsizei numEntries, ALuint *bids );
void (*alSourceQueueBuffers)(ALuint sid, ALsizei numEntries, ALuint *bids );
void (*alDopplerFactor)( ALfloat value );
void (*alDopplerVelocity)( ALfloat value );
void (*alDistanceModel)( ALenum distanceModel );
/**
* Frequency Domain Filters are band filters.
* Attenuation in Media (distance based)
* Reflection Material
* Occlusion Material (separating surface)
*
* Temporal Domain Filters:
* Early Reflections
* Late Reverb
*
*/
#endif /* AL_NO_PROTOTYPES */
#ifdef TARGET_OS_MAC
#if TARGET_OS_MAC
#pragma export off
#endif /* TARGET_OS_MAC */
#endif /* TARGET_OS_MAC */
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif /* __al_h_ */