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Removed: OpenAL music implementation

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This commit is contained in:
kaetemi 2012-04-09 21:12:48 +02:00
parent 602a7b8bc1
commit ce27d14825
7 changed files with 100 additions and 827 deletions
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22
code/nel/src/sound/driver/openal/listener_al.cpp
View file

@ -145,9 +145,8 @@ void CListenerAL::getOrientation( NLMISC::CVector& front, NLMISC::CVector& u
*/ */
void CListenerAL::setGain( float gain ) void CListenerAL::setGain( float gain )
{ {
CSoundDriverAL::getInstance()->setGain(gain); alListenerf( AL_GAIN, gain );
// alListenerf( AL_GAIN, gain ); alTestError();
// alTestError();
} }
@ -156,15 +155,14 @@ void CListenerAL::setGain( float gain )
*/ */
float CListenerAL::getGain() const float CListenerAL::getGain() const
{ {
return CSoundDriverAL::getInstance()->getGain(); ALfloat gain;
// ALfloat gain; #ifdef NL_OS_WINDOWS
//#ifdef NL_OS_WINDOWS alGetListenerf( AL_GAIN, &gain );
// alGetListenerf( AL_GAIN, &gain ); #else
//#else alGetListenerfv( AL_GAIN, &gain );
// alGetListenerfv( AL_GAIN, &gain ); #endif
//#endif alTestError();
// alTestError(); return gain;
// return gain;
} }

328
code/nel/src/sound/driver/openal/music_channel_al.cpp
View file

@ -1,328 +0,0 @@
// NeL - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
// Copyright (C) 2010 Winch Gate Property Limited
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 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 Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
#include "stdopenal.h"
// Project includes
#include "sound_driver_al.h"
#include "source_al.h"
#include "buffer_al.h"
#include "music_channel_al.h"
using namespace std;
using namespace NLMISC;
namespace NLSOUND
{
CMusicChannelAL::CMusicChannelAL(CSoundDriverAL *soundDriver)
: _SoundDriver(soundDriver), _MusicBuffer(NULL), _Thread(NULL), _Buffer(NULL), _Source(NULL), _Playing(false), _Async(false), _Gain(1.0)
{
// create a default source for music streaming
_Source = static_cast<CSourceAL*>(_SoundDriver->createSource());
_Source->setType(SourceMusic);
_Source->setStreamingBufferSize(32768);
}
CMusicChannelAL::~CMusicChannelAL()
{
release();
if (_SoundDriver) { _SoundDriver->removeMusicChannel(this); _SoundDriver = NULL; }
}
void CMusicChannelAL::release()
{
// stop thread before deleting it
stop();
// delete thread
if (_Thread)
{
delete _Thread;
_Thread = NULL;
}
// delete source
if (_Source)
{
delete _Source;
_Source = NULL;
}
}
/// Fill IBuffer with data from IMusicBuffer
bool CMusicChannelAL::fillBuffer(IBuffer *buffer, uint length)
{
if (!buffer || !length)
{
nlwarning("AL: No data to stream");
return false;
}
// fill buffer with music data
uint8 *tmp = buffer->lock(length);
if (tmp == NULL)
{
nlwarning("AL: Can't allocate %u bytes for buffer", length);
return false;
}
uint32 size = _MusicBuffer->getNextBytes(tmp, length, length);
buffer->unlock(size);
return size > 0;
}
/// Use buffer format from IMusicBuffer
void CMusicChannelAL::setBufferFormat(IBuffer *buffer)
{
if (!buffer)
{
nlwarning("AL: No buffer specified");
return;
}
// use the same format as music for buffers
buffer->setFormat(IBuffer::FormatPcm, _MusicBuffer->getChannels(),
_MusicBuffer->getBitsPerSample(), _MusicBuffer->getSamplesPerSec());
}
void CMusicChannelAL::run()
{
bool first = true;
// use queued buffers
do
{
// buffers to update
std::vector<CBufferAL*> buffers;
if (first)
{
// get all buffers to queue
_Source->getStreamingBuffers(buffers);
// set format for each buffer
for(uint i = 0; i < buffers.size(); ++i)
setBufferFormat(buffers[i]);
}
else
{
// get unqueued buffers
_Source->getProcessedStreamingBuffers(buffers);
}
// fill buffers
for(uint i = 0; i < buffers.size(); ++i)
{
if (!fillBuffer(buffers[i], _Source->getStreamingBufferSize()))
break;
// add buffer to streaming buffers queue
_Source->submitStreamingBuffer(buffers[i]);
}
// play the source
if (first)
{
_Source->play();
first = false;
}
// wait 100ms before rechecking buffers
nlSleep(100);
}
while(!_MusicBuffer->isMusicEnded() && _Playing);
// music finished without interruption
if (_Playing)
{
// wait until source is not playing
while(_Source->isPlaying() && _Playing) nlSleep(1000);
_Source->stop();
_Playing = false;
}
}
/// Play sync music
bool CMusicChannelAL::playSync()
{
// use an unique buffer managed by CMusicChannelAL
_Buffer = _SoundDriver->createBuffer();
// set format
setBufferFormat(_Buffer);
// fill data
fillBuffer(_Buffer, _MusicBuffer->getUncompressedSize());
// we don't need _MusicBuffer anymore because all is loaded into memory
if (_MusicBuffer)
{
delete _MusicBuffer;
_MusicBuffer = NULL;
}
// delete previous queued buffers
_Source->setStreamingBuffersMax(0);
// use this buffer as source
_Source->setStaticBuffer(_Buffer);
// play the source
return _Source->play();
}
/** Play some music (.ogg etc...)
* NB: if an old music was played, it is first stop with stopMusic()
* \param filepath file path, CPath::lookup is done here
* \param async stream music from hard disk, preload in memory if false
* \param loop must be true to play the music in loop.
*/
bool CMusicChannelAL::play(const std::string &filepath, bool async, bool loop)
{
// stop a previous music
stop();
// when not using async, we must load the whole file once
_MusicBuffer = IMusicBuffer::createMusicBuffer(filepath, async, async ? loop:false);
if (_MusicBuffer)
{
_Async = async;
_Playing = true;
_Source->setSourceRelativeMode(true);
if (_Async)
{
// create the thread if it's not yet created
if (!_Thread) _Thread = IThread::create(this);
if (!_Thread)
{
nlwarning("AL: Can't create a new thread");
return false;
}
// use 4 queued buffers
_Source->setStreamingBuffersMax(4);
// we need to loop the source only if not async
_Source->setLooping(false);
// start the thread
_Thread->start();
}
else
{
// we need to loop the source only if not async
_Source->setLooping(loop);
return playSync();
}
}
else
{
nlwarning("AL: Can't stream file %s", filepath.c_str());
return false;
}
return true;
}
/// Stop the music previously loaded and played (the Memory is also freed)
void CMusicChannelAL::stop()
{
_Playing = false;
_Source->stop();
// if not using async streaming, we manage static buffer ourself
if (!_Async && _Buffer)
{
_Source->setStaticBuffer(NULL);
delete _Buffer;
_Buffer = NULL;
}
// wait until thread is finished
if (_Thread)
_Thread->wait();
if (_MusicBuffer)
{
delete _MusicBuffer;
_MusicBuffer = NULL;
}
}
/// Pause the music previously loaded and played (the Memory is not freed)
void CMusicChannelAL::pause()
{
_Source->pause();
}
/// Resume the music previously paused
void CMusicChannelAL::resume()
{
_Source->play();
}
/// Return true if a song is finished.
bool CMusicChannelAL::isEnded()
{
return !_Playing;
}
/// Return true if the song is still loading asynchronously and hasn't started playing yet (false if not async), used to delay fading
bool CMusicChannelAL::isLoadingAsync()
{
return _Async && _Playing && !_Source->isPlaying();
}
/// Return the total length (in second) of the music currently played
float CMusicChannelAL::getLength()
{
if (_MusicBuffer) return _MusicBuffer->getLength();
else return .0f;
}
/** Set the music volume (if any music played). (volume value inside [0 , 1]) (default: 1)
* NB: in OpenAL driver, the volume of music IS affected by IListener::setGain()
*/
void CMusicChannelAL::setVolume(float gain)
{
_Gain = gain;
_Source->setGain(gain);
}
/// Update music
void CMusicChannelAL::update()
{
// stop sync music once finished playing
if (_Playing && !_Async && !_Source->isPlaying())
{
stop();
}
}
} /* namespace NLSOUND */
/* end of file */

106
code/nel/src/sound/driver/openal/music_channel_al.h
View file

@ -1,106 +0,0 @@
// NeL - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
// Copyright (C) 2010 Winch Gate Property Limited
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 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 Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
#ifndef NLSOUND_MUSIC_CHANNEL_AL_H
#define NLSOUND_MUSIC_CHANNEL_AL_H
#include "nel/sound/driver/music_channel.h"
namespace NLSOUND
{
class CSoundDriverAL;
class IMusicBuffer;
/**
* \brief CMusicChannelAL
* \date 2010-07-27 16:56GMT
* \author Kervala
* CMusicChannelAL is an implementation of the IMusicChannel interface to run on OpenAL.
*/
class CMusicChannelAL : public IMusicChannel, public NLMISC::IRunnable
{
protected:
// outside pointers
CSoundDriverAL* _SoundDriver;
// pointers
IMusicBuffer* _MusicBuffer;
NLMISC::IThread* _Thread;
IBuffer* _Buffer;
CSourceAL* _Source;
bool _Playing;
bool _Async;
float _Gain;
/// Fill IBuffer with data from IMusicBuffer
bool fillBuffer(IBuffer *buffer, uint length);
/// Use buffer format from IMusicBuffer
void setBufferFormat(IBuffer *buffer);
/// Declared in NLMISC::IRunnable interface
virtual void run();
public:
CMusicChannelAL(CSoundDriverAL *soundDriver);
virtual ~CMusicChannelAL();
void release();
/** Play some music (.ogg etc...)
* NB: if an old music was played, it is first stop with stopMusic()
* \param filepath file path, CPath::lookup is done here
* \param async stream music from hard disk, preload in memory if false
* \param loop must be true to play the music in loop.
*/
virtual bool play(const std::string &filepath, bool async, bool loop);
/// Stop the music previously loaded and played (the Memory is also freed)
virtual void stop();
/// Pause the music previously loaded and played (the Memory is not freed)
virtual void pause();
/// Resume the music previously paused
virtual void resume();
/// Return true if a song is finished.
virtual bool isEnded();
/// Return true if the song is still loading asynchronously and hasn't started playing yet (false if not async), used to delay fading
virtual bool isLoadingAsync();
/// Return the total length (in second) of the music currently played
virtual float getLength();
/** Set the music volume (if any music played). (volume value inside [0 , 1]) (default: 1)
* NB: in OpenAL driver, the volume of music IS affected by IListener::setGain()
*/
virtual void setVolume(float gain);
/// Play sync music
bool playSync();
/// Update music
void update();
}; /* class CMusicChannelAL */
} /* namespace NLSOUND */
#endif /* #ifndef NLSOUND_MUSIC_CHANNEL_AL_H */
/* end of file */

64
code/nel/src/sound/driver/openal/sound_driver_al.cpp
View file

@ -16,7 +16,6 @@
#include "stdopenal.h" #include "stdopenal.h"
#include "sound_driver_al.h" #include "sound_driver_al.h"
#include "music_channel_al.h"
#include "buffer_al.h" #include "buffer_al.h"
#include "listener_al.h" #include "listener_al.h"
#include "source_al.h" #include "source_al.h"
@ -174,7 +173,7 @@ uint32 NLSOUND_interfaceVersion ()
*/ */
CSoundDriverAL::CSoundDriverAL(ISoundDriver::IStringMapperProvider *stringMapper) CSoundDriverAL::CSoundDriverAL(ISoundDriver::IStringMapperProvider *stringMapper)
: _StringMapper(stringMapper), _AlDevice(NULL), _AlContext(NULL), : _StringMapper(stringMapper), _AlDevice(NULL), _AlContext(NULL),
_NbExpBuffers(0), _NbExpSources(0), _RolloffFactor(1.f), _MasterGain(1.f) _NbExpBuffers(0), _NbExpSources(0), _RolloffFactor(1.f)
{ {
alExtInit(); alExtInit();
} }
@ -184,21 +183,13 @@ _NbExpBuffers(0), _NbExpSources(0), _RolloffFactor(1.f), _MasterGain(1.f)
*/ */
CSoundDriverAL::~CSoundDriverAL() CSoundDriverAL::~CSoundDriverAL()
{ {
// Release internal resources of all remaining IMusicChannel instances
if (_MusicChannels.size())
{
nlwarning("AL: _MusicChannels.size(): '%u'", (uint32)_MusicChannels.size());
set<CMusicChannelAL *>::iterator it(_MusicChannels.begin()), end(_MusicChannels.end());
for (; it != end; ++it) delete *it;
_MusicChannels.clear();
}
// Remove the allocated (but not exported) source and buffer names- // Remove the allocated (but not exported) source and buffer names-
// Release internal resources of all remaining ISource instances // Release internal resources of all remaining ISource instances
if (_Sources.size()) if (_Sources.size())
{ {
nlwarning("AL: _Sources.size(): '%u'", (uint32)_Sources.size()); nlwarning("AL: _Sources.size(): '%u'", (uint32)_Sources.size());
set<CSourceAL *>::iterator it(_Sources.begin()), end(_Sources.end()); set<CSourceAL *>::iterator it(_Sources.begin()), end(_Sources.end());
for (; it != end; ++it) it->release(); for (; it != end; ++it) (*it)->release(); // CSourceAL will be deleted by user
_Sources.clear(); _Sources.clear();
} }
if (!_Buffers.empty()) alDeleteBuffers(compactAliveNames(_Buffers, alIsBuffer), &*_Buffers.begin()); if (!_Buffers.empty()) alDeleteBuffers(compactAliveNames(_Buffers, alIsBuffer), &*_Buffers.begin());
@ -207,7 +198,7 @@ CSoundDriverAL::~CSoundDriverAL()
{ {
nlwarning("AL: _Effects.size(): '%u'", (uint32)_Effects.size()); nlwarning("AL: _Effects.size(): '%u'", (uint32)_Effects.size());
set<CEffectAL *>::iterator it(_Effects.begin()), end(_Effects.end()); set<CEffectAL *>::iterator it(_Effects.begin()), end(_Effects.end());
for (; it != end; ++it) it->release(); for (; it != end; ++it) (*it)->release(); // CEffectAL will be deleted by user
_Effects.clear(); _Effects.clear();
} }
@ -622,9 +613,6 @@ void CSoundDriverAL::commit3DChanges()
for (std::set<CSourceAL *>::iterator it(_Sources.begin()), end(_Sources.end()); it != end; ++it) for (std::set<CSourceAL *>::iterator it(_Sources.begin()), end(_Sources.end()); it != end; ++it)
(*it)->updateManualRolloff(); (*it)->updateManualRolloff();
} }
// update the music (XFade etc...)
updateMusic();
} }
/// Write information about the driver to the output stream. /// Write information about the driver to the output stream.
@ -652,23 +640,6 @@ void CSoundDriverAL::displayBench(NLMISC::CLog *log)
NLMISC::CHTimer::display(log, CHTimer::TotalTime); NLMISC::CHTimer::display(log, CHTimer::TotalTime);
} }
/** Get music info. Returns false if the song is not found or the function is not implemented.
* \param filepath path to file, CPath::lookup done by driver
* \param artist returns the song artist (empty if not available)
* \param title returns the title (empty if not available)
*/
bool CSoundDriverAL::getMusicInfo(const std::string &filepath, std::string &artist, std::string &title)
{
// add support for additional non-standard music file types info here
return IMusicBuffer::getInfo(filepath, artist, title);
}
void CSoundDriverAL::updateMusic()
{
set<CMusicChannelAL *>::iterator it(_MusicChannels.begin()), end(_MusicChannels.end());
for (; it != end; ++it) (*it)->update();
}
/// Remove a buffer /// Remove a buffer
void CSoundDriverAL::removeBuffer(CBufferAL *buffer) void CSoundDriverAL::removeBuffer(CBufferAL *buffer)
{ {
@ -691,35 +662,6 @@ void CSoundDriverAL::removeEffect(CEffectAL *effect)
else nlwarning("AL: removeEffect already called"); else nlwarning("AL: removeEffect already called");
} }
/// Create a music channel
IMusicChannel *CSoundDriverAL::createMusicChannel()
{
CMusicChannelAL *music_channel = new CMusicChannelAL(this);
_MusicChannels.insert(music_channel);
return static_cast<IMusicChannel *>(music_channel);
}
/// (Internal) Remove a music channel (should be called by the destructor of the music channel class).
void CSoundDriverAL::removeMusicChannel(CMusicChannelAL *musicChannel)
{
if (_MusicChannels.find(musicChannel) != _MusicChannels.end()) _MusicChannels.erase(musicChannel);
else nlwarning("AL: removeMusicChannel already called");
}
/// Set the gain
void CSoundDriverAL::setGain( float gain )
{
clamp(gain, 0.f, 1.f);
_MasterGain= gain;
// TODO: update all sources in not using manual rollof ?
}
/// Get the gain
float CSoundDriverAL::getGain()
{
return _MasterGain;
}
/// Delete a buffer or a source /// Delete a buffer or a source
bool CSoundDriverAL::deleteItem( ALuint name, TDeleteFunctionAL aldeletefunc, vector<ALuint>& names ) bool CSoundDriverAL::deleteItem( ALuint name, TDeleteFunctionAL aldeletefunc, vector<ALuint>& names )
{ {

66
code/nel/src/sound/driver/openal/sound_driver_al.h
View file

@ -19,13 +19,11 @@
#include <nel/sound/driver/sound_driver.h> #include <nel/sound/driver/sound_driver.h>
namespace NLSOUND namespace NLSOUND {
{
class CBufferAL; class CBufferAL;
class CListenerAL; class CListenerAL;
class CSourceAL; class CSourceAL;
class CEffectAL; class CEffectAL;
class CMusicChannelAL;
// alGenBuffers, alGenSources // alGenBuffers, alGenSources
//typedef ALAPI ALvoid ALAPIENTRY (*TGenFunctionAL) ( ALsizei, ALuint* ); //typedef ALAPI ALvoid ALAPIENTRY (*TGenFunctionAL) ( ALsizei, ALuint* );
@ -82,8 +80,6 @@ private:
std::set<CSourceAL *> _Sources; std::set<CSourceAL *> _Sources;
// Allocated effects // Allocated effects
std::set<CEffectAL *> _Effects; std::set<CEffectAL *> _Effects;
/// Array with the allocated music channels created by client code.
std::set<CMusicChannelAL *> _MusicChannels;
// Number of exported buffers (including any deleted buffers) // Number of exported buffers (including any deleted buffers)
uint _NbExpBuffers; uint _NbExpBuffers;
// Number of exported sources (including any deleted sources) // Number of exported sources (including any deleted sources)
@ -101,6 +97,10 @@ public:
/// Destructor /// Destructor
virtual ~CSoundDriverAL(); virtual ~CSoundDriverAL();
inline ALCdevice *getAlDevice() { return _AlDevice; }
inline ALCcontext *getAlContext() { return _AlContext; }
inline float getRolloffFactor() { return _RolloffFactor; }
/// Return a list of available devices for the user. The value at index 0 is empty, and is used for automatic device selection. /// Return a list of available devices for the user. The value at index 0 is empty, and is used for automatic device selection.
virtual void getDevices(std::vector<std::string> &devices); virtual void getDevices(std::vector<std::string> &devices);
/// Initialize the driver with a user selected device. If device.empty(), the default or most appropriate device is used. /// Initialize the driver with a user selected device. If device.empty(), the default or most appropriate device is used.
@ -111,15 +111,12 @@ public:
/// Return if an option is enabled (including those that cannot be disabled on this driver). /// Return if an option is enabled (including those that cannot be disabled on this driver).
virtual bool getOption(TSoundOptions option); virtual bool getOption(TSoundOptions option);
/// Commit all the changes made to 3D settings of listener and sources /// Create a sound buffer
virtual void commit3DChanges(); virtual IBuffer *createBuffer();
/// Create the listener instance /// Create the listener instance
virtual IListener *createListener(); virtual IListener *createListener();
/// Create a source, destroy with delete /// Create a source
virtual ISource *createSource(); virtual ISource *createSource();
/// Create a sound buffer, destroy with delete
virtual IBuffer *createBuffer();
/// Create a reverb effect /// Create a reverb effect
virtual IReverbEffect *createReverbEffect(); virtual IReverbEffect *createReverbEffect();
/// Return the maximum number of sources that can created /// Return the maximum number of sources that can created
@ -127,57 +124,33 @@ public:
/// Return the maximum number of effects that can be created /// Return the maximum number of effects that can be created
virtual uint countMaxEffects(); virtual uint countMaxEffects();
/// Write information about the driver to the output stream.
virtual void writeProfile(std::string& /* out */);
virtual void startBench(); virtual void startBench();
virtual void endBench(); virtual void endBench();
virtual void displayBench(NLMISC::CLog * /* log */); virtual void displayBench(NLMISC::CLog * /* log */);
/// Create a music channel, destroy with destroyMusicChannel.
virtual IMusicChannel *createMusicChannel();
/** Get music info. Returns false if the song is not found or the function is not implemented.
* \param filepath path to file, CPath::lookup done by driver
* \param artist returns the song artist (empty if not available)
* \param title returns the title (empty if not available)
*/
virtual bool getMusicInfo(const std::string &filepath, std::string &artist, std::string &title);
/// Get audio/container extensions that are supported natively by the driver implementation.
virtual void getMusicExtensions(std::vector<std::string> & /* extensions */) const { }
/// Return if a music extension is supported by the driver's music channel.
virtual bool isMusicExtensionSupported(const std::string & /* extension */) const { return false; }
ALCdevice *getAlDevice() { return _AlDevice; }
ALCcontext *getAlContext() { return _AlContext; }
float getRolloffFactor() { return _RolloffFactor; }
/// Change the rolloff factor and apply to all sources /// Change the rolloff factor and apply to all sources
void applyRolloffFactor(float f); void applyRolloffFactor(float f);
/// Commit all the changes made to 3D settings of listener and sources
virtual void commit3DChanges();
/// Write information about the driver to the output stream.
virtual void writeProfile(std::string& /* out */);
/// Remove a buffer /// Remove a buffer
void removeBuffer(CBufferAL *buffer); void removeBuffer(CBufferAL *buffer);
/// Remove a source /// Remove a source
void removeSource(CSourceAL *source); void removeSource(CSourceAL *source);
/// Remove an effect /// Remove an effect
void removeEffect(CEffectAL *effect); void removeEffect(CEffectAL *effect);
/// (Internal) Remove music channel (should be called by the destructor of the music channel class).
void removeMusicChannel(CMusicChannelAL *musicChannel);
/** Set the gain (volume value inside [0 , 1]). (default: 1) /// Get audio/container extensions that are supported natively by the driver implementation.
* 0.0 -> silence virtual void getMusicExtensions(std::vector<std::string> & /* extensions */) const { }
* 0.5 -> -6dB /// Return if a music extension is supported by the driver's music channel.
* 1.0 -> no attenuation virtual bool isMusicExtensionSupported(const std::string & /* extension */) const { return false; }
* values > 1 (amplification) not supported by most drivers
*/
void setGain( float gain );
/// Get the gain
float getGain();
protected: protected:
void updateMusic();
/// Allocate nb new buffers or sources /// Allocate nb new buffers or sources
void allocateNewItems( TGenFunctionAL algenfunc, TTestFunctionAL altestfunc, void allocateNewItems( TGenFunctionAL algenfunc, TTestFunctionAL altestfunc,
@ -195,9 +168,6 @@ protected:
/// Delete a buffer or a source /// Delete a buffer or a source
bool deleteItem( ALuint name, TDeleteFunctionAL aldeletefunc, std::vector<ALuint>& names ); bool deleteItem( ALuint name, TDeleteFunctionAL aldeletefunc, std::vector<ALuint>& names );
/// Master Volume [0,1]
float _MasterGain;
}; };

272
code/nel/src/sound/driver/openal/source_al.cpp
View file

@ -15,55 +15,36 @@
// along with this program. If not, see <http://www.gnu.org/licenses/>. // along with this program. If not, see <http://www.gnu.org/licenses/>.
#include "stdopenal.h" #include "stdopenal.h"
#include "source_al.h"
#include "sound_driver_al.h" #include "sound_driver_al.h"
#include "listener_al.h" #include "listener_al.h"
#include "effect_al.h" #include "effect_al.h"
#include "buffer_al.h" #include "buffer_al.h"
#include "source_al.h"
#include "ext_al.h" #include "ext_al.h"
using namespace std; using namespace std;
using namespace NLMISC; using namespace NLMISC;
namespace NLSOUND namespace NLSOUND {
CSourceAL::CSourceAL(CSoundDriverAL *soundDriver) :
_SoundDriver(NULL), _Buffer(NULL), _Source(AL_NONE),
_DirectFilter(AL_FILTER_NULL), _EffectFilter(AL_FILTER_NULL),
_IsPlaying(false), _IsPaused(false), _StartTime(0),
_Pos(0.0f, 0.0f, 0.0f), _Gain(NLSOUND_DEFAULT_GAIN), _Alpha(1.0),
_MinDistance(1.0f), _MaxDistance(numeric_limits<float>::max()),
_Effect(NULL), _Direct(true),
_DirectGain(NLSOUND_DEFAULT_DIRECT_GAIN), _EffectGain(NLSOUND_DEFAULT_EFFECT_GAIN),
_DirectFilterType(ISource::FilterLowPass), _EffectFilterType(ISource::FilterLowPass),
_DirectFilterEnabled(false), _EffectFilterEnabled(false),
_DirectFilterPassGain(NLSOUND_DEFAULT_FILTER_PASS_GAIN), _EffectFilterPassGain(NLSOUND_DEFAULT_FILTER_PASS_GAIN)
{ {
CSourceAL::CSourceAL(CSoundDriverAL *soundDriver):ISource(), _SoundDriver(NULL), _Source(AL_NONE),
_DirectFilter(AL_FILTER_NULL), _EffectFilter(AL_FILTER_NULL)
{
_IsPlaying = false;
_IsPaused = false;
_StartTime = 0;
_Type = SourceSound;
_Buffer = NULL;
_BuffersMax = 0;
_BufferSize = 32768;
_PosRelative = false;
_Gain = NLSOUND_DEFAULT_GAIN;
_Alpha = 0.0;
_Pos = CVector::Null;
_MinDistance = 1.0f;
_MaxDistance = numeric_limits<float>::max();
_Effect = NULL;
_Direct = true;
_DirectGain = NLSOUND_DEFAULT_DIRECT_GAIN;
_EffectGain = NLSOUND_DEFAULT_EFFECT_GAIN;
_DirectFilterType = ISource::FilterLowPass;
_EffectFilterType = ISource::FilterLowPass;
_DirectFilterEnabled = false;
_EffectFilterEnabled = false;
_DirectFilterPassGain = NLSOUND_DEFAULT_FILTER_PASS_GAIN;
_EffectFilterPassGain = NLSOUND_DEFAULT_FILTER_PASS_GAIN;
// create the al source // create the al source
alGenSources(1, &_Source); alGenSources(1, &_Source);
alTestError(); alTestError();
// configure rolloff // configure rolloff
if (!soundDriver || soundDriver->getOption(ISoundDriver::OptionManualRolloff)) if (soundDriver->getOption(ISoundDriver::OptionManualRolloff))
{ {
alSourcef(_Source, AL_ROLLOFF_FACTOR, 0); alSourcef(_Source, AL_ROLLOFF_FACTOR, 0);
alTestError(); alTestError();
@ -75,14 +56,13 @@ CSourceAL::CSourceAL(CSoundDriverAL *soundDriver):ISource(), _SoundDriver(NULL),
} }
// create filters // create filters
if (soundDriver && soundDriver->getOption(ISoundDriver::OptionEnvironmentEffects)) if (soundDriver->getOption(ISoundDriver::OptionEnvironmentEffects))
{ {
alGenFilters(1, &_DirectFilter); alGenFilters(1, &_DirectFilter);
alFilteri(_DirectFilter, AL_FILTER_TYPE, AL_FILTER_LOWPASS); alFilteri(_DirectFilter, AL_FILTER_TYPE, AL_FILTER_LOWPASS);
alFilterf(_DirectFilter, AL_LOWPASS_GAIN, NLSOUND_DEFAULT_DIRECT_GAIN); alFilterf(_DirectFilter, AL_LOWPASS_GAIN, NLSOUND_DEFAULT_DIRECT_GAIN);
alFilterf(_DirectFilter, AL_LOWPASS_GAINHF, NLSOUND_DEFAULT_FILTER_PASS_GAIN); alFilterf(_DirectFilter, AL_LOWPASS_GAINHF, NLSOUND_DEFAULT_FILTER_PASS_GAIN);
alTestError(); alTestError();
alGenFilters(1, &_EffectFilter); alGenFilters(1, &_EffectFilter);
alFilteri(_EffectFilter, AL_FILTER_TYPE, AL_FILTER_LOWPASS); alFilteri(_EffectFilter, AL_FILTER_TYPE, AL_FILTER_LOWPASS);
alFilterf(_EffectFilter, AL_LOWPASS_GAIN, NLSOUND_DEFAULT_EFFECT_GAIN); alFilterf(_EffectFilter, AL_LOWPASS_GAIN, NLSOUND_DEFAULT_EFFECT_GAIN);
@ -103,8 +83,6 @@ CSourceAL::~CSourceAL()
void CSourceAL::release() void CSourceAL::release()
{ {
unqueueBuffers();
removeBuffers();
if (_Source != AL_NONE) { alDeleteSources(1, &_Source); _Source = AL_NONE; } if (_Source != AL_NONE) { alDeleteSources(1, &_Source); _Source = AL_NONE; }
if (_DirectFilter != AL_FILTER_NULL) { alDeleteFilters(1, &_DirectFilter); _DirectFilter = AL_FILTER_NULL; } if (_DirectFilter != AL_FILTER_NULL) { alDeleteFilters(1, &_DirectFilter); _DirectFilter = AL_FILTER_NULL; }
if (_EffectFilter != AL_FILTER_NULL) { alDeleteFilters(1, &_EffectFilter); _EffectFilter = AL_FILTER_NULL; } if (_EffectFilter != AL_FILTER_NULL) { alDeleteFilters(1, &_EffectFilter); _EffectFilter = AL_FILTER_NULL; }
@ -114,37 +92,13 @@ void CSourceAL::release()
/// (Internal) Update the 3d changes. /// (Internal) Update the 3d changes.
void CSourceAL::updateManualRolloff() void CSourceAL::updateManualRolloff()
{ {
CVector pos = getPos(); CVector distanceVector = _Pos - CListenerAL::getInstance()->getPos();
float distanceSquare = distanceVector.sqrnorm();
// make relative to listener (if not already!) float rolloff = ISource::computeManualRolloff(_Alpha, distanceSquare, _MinDistance, _MaxDistance);
if (!_PosRelative) alSourcef(_Source, AL_GAIN, _Gain * rolloff);
pos -= CListenerAL::getInstance()->getPos();
float sqrdist = pos.sqrnorm();
float rolloff = ISource::computeManualRolloff(_Alpha, sqrdist, _MinDistance, _MaxDistance);
float volume = _Gain * rolloff;
// apply SFX volume
if (_SoundDriver && _Type == SourceSound)
volume *= _SoundDriver->getGain();
// set the attenuated volume
alSourcef(_Source, AL_GAIN, volume);
alTestError(); alTestError();
} }
/// Set type of the source
void CSourceAL::setType(TSourceType type)
{
_Type = type;
}
/// Get type of the source
TSourceType CSourceAL::getType() const
{
return _Type;
}
/// Enable or disable streaming mode. Source must be stopped to call this. /// Enable or disable streaming mode. Source must be stopped to call this.
void CSourceAL::setStreaming(bool /* streaming */) void CSourceAL::setStreaming(bool /* streaming */)
{ {
@ -199,10 +153,9 @@ void CSourceAL::submitStreamingBuffer(IBuffer *buffer)
CBufferAL *bufferAL = static_cast<CBufferAL *>(buffer); CBufferAL *bufferAL = static_cast<CBufferAL *>(buffer);
ALuint bufferName = bufferAL->bufferName(); ALuint bufferName = bufferAL->bufferName();
nlassert(bufferName); nlassert(bufferName);
// queue the buffer
alSourceQueueBuffers(_Source, 1, &bufferName); alSourceQueueBuffers(_Source, 1, &bufferName);
alTestError(); alTestError();
_QueuedBuffers.push(bufferAL);
// Resume playback if the internal OpenAL source stopped due to buffer underrun. // Resume playback if the internal OpenAL source stopped due to buffer underrun.
ALint srcstate; ALint srcstate;
@ -218,11 +171,23 @@ void CSourceAL::submitStreamingBuffer(IBuffer *buffer)
/// Return the amount of buffers in the queue (playing and waiting). 3 buffers is optimal. /// Return the amount of buffers in the queue (playing and waiting). 3 buffers is optimal.
uint CSourceAL::countStreamingBuffers() const uint CSourceAL::countStreamingBuffers() const
{ {
// return how many are left in the queue // a bit ugly here, but makes a much easier/simpler implementation on both drivers
ALint buffersQueued; ALint buffersProcessed;
alGetSourcei(_Source, AL_BUFFERS_QUEUED, &buffersQueued); alGetSourcei(_Source, AL_BUFFERS_PROCESSED, &buffersProcessed);
while (buffersProcessed)
{
ALuint bufferName = _QueuedBuffers.front()->bufferName();
alSourceUnqueueBuffers(_Source, 1, &bufferName);
alTestError(); alTestError();
return (uint)buffersQueued; const_cast<std::queue<CBufferAL *> &>(_QueuedBuffers).pop();
--buffersProcessed;
}
// return how many are left in the queue
//ALint buffersQueued;
//alGetSourcei(_SourceName, AL_BUFFERS_QUEUED, &buffersQueued);
//alTestError();
//return (uint)buffersQueued;
return (uint)_QueuedBuffers.size();
} }
/// Set looping on/off for future playbacks (default: off) /// Set looping on/off for future playbacks (default: off)
@ -260,7 +225,7 @@ bool CSourceAL::play()
_IsPaused = false; _IsPaused = false;
alSourcePlay(_Source); alSourcePlay(_Source);
_IsPlaying = true; _IsPlaying = true;
_StartTime = CTime::getLocalTime(); _StartTime = CTime::getLocalTime(); // TODO: Played time should freeze when buffering fails, and be calculated based on the number of buffers played plus passed time. This is necessary for synchronizing animation with sound.
return true; return true;
// Streaming mode // Streaming mode
//nlwarning("AL: Cannot play null buffer; streaming not implemented" ); //nlwarning("AL: Cannot play null buffer; streaming not implemented" );
@ -288,8 +253,14 @@ void CSourceAL::stop()
_IsPaused = false; _IsPaused = false;
alSourceStop(_Source); alSourceStop(_Source);
alTestError(); alTestError();
// unqueue buffers
unqueueBuffers(); while (_QueuedBuffers.size())
{
ALuint bufferName = _QueuedBuffers.front()->bufferName();
alSourceUnqueueBuffers(_Source, 1, &bufferName);
_QueuedBuffers.pop();
alTestError();
}
// Streaming mode // Streaming mode
//nlwarning("AL: Cannot stop null buffer; streaming not implemented" ); //nlwarning("AL: Cannot stop null buffer; streaming not implemented" );
//nlstop; //nlstop;
@ -379,7 +350,6 @@ bool CSourceAL::isPaused() const
uint32 CSourceAL::getTime() uint32 CSourceAL::getTime()
{ {
if (!_StartTime) return 0; if (!_StartTime) return 0;
return (uint32)(CTime::getLocalTime() - _StartTime); return (uint32)(CTime::getLocalTime() - _StartTime);
} }
@ -438,16 +408,9 @@ void CSourceAL::getDirection( NLMISC::CVector& dir ) const
void CSourceAL::setGain(float gain) void CSourceAL::setGain(float gain)
{ {
_Gain = std::min(std::max(gain, NLSOUND_MIN_GAIN), NLSOUND_MAX_GAIN); _Gain = std::min(std::max(gain, NLSOUND_MIN_GAIN), NLSOUND_MAX_GAIN);
if (!_SoundDriver->getOption(ISoundDriver::OptionManualRolloff))
if ((_SoundDriver == NULL) || !_SoundDriver->getOption(ISoundDriver::OptionManualRolloff))
{ {
float gain = _Gain; alSourcef(_Source, AL_GAIN, _Gain);
// apply SFX volume
if (_SoundDriver && _Type == SourceSound)
gain *= _SoundDriver->getGain();
alSourcef(_Source, AL_GAIN, gain);
alTestError(); alTestError();
} }
} }
@ -481,7 +444,6 @@ float CSourceAL::getPitch() const
/// Set the source relative mode. If true, positions are interpreted relative to the listener position. /// Set the source relative mode. If true, positions are interpreted relative to the listener position.
void CSourceAL::setSourceRelativeMode( bool mode ) void CSourceAL::setSourceRelativeMode( bool mode )
{ {
_PosRelative = mode;
alSourcei(_Source, AL_SOURCE_RELATIVE, mode?AL_TRUE:AL_FALSE ); alSourcei(_Source, AL_SOURCE_RELATIVE, mode?AL_TRUE:AL_FALSE );
alTestError(); alTestError();
} }
@ -489,29 +451,19 @@ void CSourceAL::setSourceRelativeMode( bool mode )
/// Get the source relative mode (3D mode only) /// Get the source relative mode (3D mode only)
bool CSourceAL::getSourceRelativeMode() const bool CSourceAL::getSourceRelativeMode() const
{ {
return _PosRelative; ALint b;
// ALint b; alGetSourcei(_Source, AL_SOURCE_RELATIVE, &b );
// alGetSourcei(_Source, AL_SOURCE_RELATIVE, &b ); alTestError();
// alTestError(); return (b==AL_TRUE);
// return (b==AL_TRUE);
} }
/// Set the min and max distances (3D mode only) /// Set the min and max distances (3D mode only)
void CSourceAL::setMinMaxDistances( float mindist, float maxdist, bool /* deferred */) void CSourceAL::setMinMaxDistances( float mindist, float maxdist, bool /* deferred */)
{ {
nlassert( (mindist >= 0.0f) && (maxdist >= 0.0f) ); nlassert( (mindist >= 0.0f) && (maxdist >= 0.0f) );
static float maxSqrt = sqrt(std::numeric_limits<float>::max());
if (maxdist >= maxSqrt)
{
nlwarning("SOUND_DEV (OpenAL): Ridiculously high max distance set on source");
maxdist = maxSqrt;
}
_MinDistance = mindist; _MinDistance = mindist;
_MaxDistance = maxdist; _MaxDistance = maxdist;
if (!_SoundDriver->getOption(ISoundDriver::OptionManualRolloff))
if (!_SoundDriver || !_SoundDriver->getOption(ISoundDriver::OptionManualRolloff))
{ {
alSourcef(_Source, AL_REFERENCE_DISTANCE, mindist); alSourcef(_Source, AL_REFERENCE_DISTANCE, mindist);
alSourcef(_Source, AL_MAX_DISTANCE, maxdist); alSourcef(_Source, AL_MAX_DISTANCE, maxdist);
@ -813,122 +765,4 @@ float CSourceAL::getEffectFilterPassGain() const
return _EffectFilterPassGain; return _EffectFilterPassGain;
} }
/// Get already processed buffers and unqueue them
void CSourceAL::getProcessedStreamingBuffers(std::vector<CBufferAL*> &buffers)
{
// get the number of processed buffers
ALint buffersProcessed;
alGetSourcei(_Source, AL_BUFFERS_PROCESSED, &buffersProcessed);
alTestError();
// exit if more processed buffer than allocated ones
if ((uint)buffersProcessed > _BuffersMax) return;
// unqueue all previously processed buffers and get their name
alSourceUnqueueBuffers(_Source, buffersProcessed, &(_BuffersName[0]));
alTestError();
// add each processed buffer to the array
for(uint i = 0; i < (uint)buffersProcessed; ++i)
{
// if buffer is found, return it
std::map<uint, CBufferAL*>::const_iterator it = _Buffers.find(_BuffersName[i]);
if (it != _Buffers.end())
buffers.push_back(it->second);
}
}
/// Get all existing buffers
void CSourceAL::getStreamingBuffers(std::vector<CBufferAL*> &buffers)
{
std::map<uint, CBufferAL*>::const_iterator it = _Buffers.begin(), iend = _Buffers.end();
while(it != iend)
{
buffers.push_back(it->second);
++it;
}
}
/// Unqueue all buffers
void CSourceAL::unqueueBuffers()
{
// get count of buffers in queue
uint count = countStreamingBuffers();
if (count > 0)
{
// unqueue all of them
alSourceUnqueueBuffers(_Source, count, &(_BuffersName[0]));
alTestError();
}
}
/// Delete all allocated buffers
void CSourceAL::removeBuffers()
{
// delete each buffer
std::map<uint, CBufferAL*>::const_iterator it = _Buffers.begin(), iend = _Buffers.end();
while(it != iend)
{
delete it->second;
++it;
}
_Buffers.clear();
}
/// Get available streaming buffers count
uint CSourceAL::getStreamingBuffersMax() const
{
return _BuffersMax;
}
/// Set available streaming buffers count and allocate them
void CSourceAL::setStreamingBuffersMax(uint buffers)
{
// remember previous value
uint oldBuffersMax = _BuffersMax;
_BuffersMax = buffers;
// resize the temporary buffer names array
_BuffersName.resize(buffers);
// remove all buffers
unqueueBuffers();
removeBuffers();
for(uint i = 0; i < _BuffersMax; ++i)
{
try
{
// create a new buffer
CBufferAL *buffer = static_cast<CBufferAL*>(_SoundDriver->createBuffer());
// use StorageSoftware because buffers will be reused
// deleting and recreating them is a waste of time
buffer->setStorageMode(IBuffer::StorageSoftware);
_Buffers[buffer->bufferName()] = buffer;
}
catch(const ESoundDriverGenBuf &e)
{
nlwarning("Cannot create %d buffers. openal fails after %d buffers", buffers, i);
_BuffersMax = i;
_BuffersName.resize(i);
break;
}
}
}
/// Set the default size for streaming buffers
void CSourceAL::setStreamingBufferSize(uint size)
{
_BufferSize = size;
}
/// Get the default size for streaming buffers
uint CSourceAL::getStreamingBufferSize() const
{
return _BufferSize;
}
} // NLSOUND } // NLSOUND

53
code/nel/src/sound/driver/openal/source_al.h
View file

@ -17,17 +17,14 @@
#ifndef NL_SOURCE_AL_H #ifndef NL_SOURCE_AL_H
#define NL_SOURCE_AL_H #define NL_SOURCE_AL_H
#include "nel/sound/driver/source.h" #include <nel/sound/driver/source.h>
namespace NLSOUND namespace NLSOUND {
{
class IBuffer; class IBuffer;
class CBufferAL; class CBufferAL;
class CSoundDriverAL; class CSoundDriverAL;
class CEffectAL; class CEffectAL;
enum TSourceType { SourceSound, SourceMusic };
/** /**
* OpenAL sound source * OpenAL sound source
* *
@ -50,29 +47,19 @@ private:
/// Sound driver /// Sound driver
CSoundDriverAL *_SoundDriver; CSoundDriverAL *_SoundDriver;
/// Assigned buffer object
CBufferAL *_Buffer;
std::queue<CBufferAL *> _QueuedBuffers;
/// AL Handles /// AL Handles
ALuint _Source; ALuint _Source;
ALuint _DirectFilter, _EffectFilter; ALuint _DirectFilter, _EffectFilter;
/// Assigned buffer object
CBufferAL *_Buffer;
/// Queued buffers map (uint is buffer name)
std::map<uint, CBufferAL *> _Buffers;
/// Temporary queued buffers array
std::vector<ALuint> _BuffersName;
/// Max count of queued buffers allowed
uint _BuffersMax;
/// Default size of a buffer
uint _BufferSize;
/// Position is relative to listener
bool _PosRelative;
/// Playing status /// Playing status
bool _IsPlaying; bool _IsPlaying;
bool _IsPaused; bool _IsPaused;
NLMISC::TTime _StartTime; NLMISC::TTime _StartTime;
NLMISC::CVector _Pos; NLMISC::CVector _Pos;
float _Gain; float _Gain;
double _Alpha; double _Alpha;
@ -91,9 +78,6 @@ private:
bool _DirectFilterEnabled, _EffectFilterEnabled; bool _DirectFilterEnabled, _EffectFilterEnabled;
float _DirectFilterPassGain, _EffectFilterPassGain; float _DirectFilterPassGain, _EffectFilterPassGain;
/// Source type can be SourceSound or SourceMusic
TSourceType _Type;
public: public:
/// Constructor /// Constructor
CSourceAL(CSoundDriverAL *soundDriver); CSourceAL(CSoundDriverAL *soundDriver);
@ -104,12 +88,7 @@ public:
void release(); void release();
/// Return the OpenAL source name /// Return the OpenAL source name
ALuint getSource() const { return _Source; } inline ALuint getSource() const { return _Source; }
/// Set type of the source
void setType(TSourceType type);
/// Get type of the source
TSourceType getType() const;
/// (Internal) Set the effect send for this source, NULL to disable. /// (Internal) Set the effect send for this source, NULL to disable.
void setEffect(CEffectAL *effect); void setEffect(CEffectAL *effect);
@ -275,22 +254,6 @@ public:
virtual float getEffectFilterPassGain() const; virtual float getEffectFilterPassGain() const;
//@} //@}
/// Get already processed buffers and unqueue them
void getProcessedStreamingBuffers(std::vector<CBufferAL*> &buffers);
/// Get all existing buffers
void getStreamingBuffers(std::vector<CBufferAL*> &buffers);
/// Unqueue all buffers
void unqueueBuffers();
/// Delete all allocated buffers
void removeBuffers();
/// Get available streaming buffers count
uint getStreamingBuffersMax() const;
/// Set available streaming buffers count and allocate them
void setStreamingBuffersMax(uint max);
/// Set the default size for streaming buffers
void setStreamingBufferSize(uint size);
/// Get the default size for streaming buffers
uint getStreamingBufferSize() const;
}; };
} // NLSOUND } // NLSOUND