_active(false),
_changed(false),
_pause(false),
+ _volume(1.0),
_tied_to_listener(false),
_velocity(SGVec3d::zeros()),
_orientation(SGQuatd::zeros())
_active(false),
_changed(false),
_pause(false),
+ _volume(1.0),
_tied_to_listener(false),
_velocity(SGVec3d::zeros()),
_orientation(SGQuatd::zeros())
}
if ( result == AL_STOPPED ) {
- ALuint buffer = sample->get_buffer();
- alDeleteBuffers( 1, &buffer );
- testForALError("buffer remove");
+ sample->stop();
+ if ( !sample->is_queue() ) {
+ ALuint buffer = sample->get_buffer();
+ alDeleteBuffers( 1, &buffer );
+ testForALError("buffer remove");
+ }
_removed_samples.erase( _removed_samples.begin()+i );
size--;
continue;
//
// a request to start playing a sound has been filed.
//
- if ( _smgr->request_buffer(sample) == SGSoundMgr::NO_BUFFER )
- continue;
-
- // start playing the sample
- ALuint buffer = sample->get_buffer();
ALuint source = _smgr->request_source();
- if (alIsSource(source) == AL_TRUE && alIsBuffer(buffer) == AL_TRUE)
+ if (alIsSource(source) == AL_TRUE )
{
- sample->set_source( source );
-
- alSourcei( source, AL_BUFFER, buffer );
- testForALError("assign buffer to source");
-
- sample->set_source( source );
- update_sample_config( sample );
-
ALboolean looping = sample->is_looping() ? AL_TRUE : AL_FALSE;
- alSourcei( source, AL_LOOPING, looping );
- alSourcef( source, AL_ROLLOFF_FACTOR, 1.0 );
- alSourcei( source, AL_SOURCE_RELATIVE, AL_FALSE );
- alSourcePlay( source );
- testForALError("sample play");
- } else {
- if (alIsBuffer(buffer) == AL_FALSE)
- SG_LOG( SG_GENERAL, SG_ALERT, "No such buffer!\n");
- // sample->no_valid_source();
- // sadly, no free source available at this time
- }
-
- } else if ( sample->is_valid_source() && sample->has_changed() ) {
- if ( !sample->is_playing() ) {
- // a request to stop playing the sound has been filed.
-
- sample->stop();
- sample->no_valid_source();
- _smgr->release_source( sample->get_source() );
- } else if ( _smgr->has_changed() ) {
- update_sample_config( sample );
+ if ( sample->is_queue() )
+ {
+ sample->set_source( source );
+ update_sample_config( sample );
+
+ alSourcef( source, AL_ROLLOFF_FACTOR, 0.3 );
+ alSourcei( source, AL_LOOPING, looping );
+ alSourcei( source, AL_SOURCE_RELATIVE, AL_FALSE );
+ alSourcePlay( source );
+ testForALError("sample play");
+ }
+ else
+ {
+ if (_smgr->request_buffer(sample) == SGSoundMgr::NO_BUFFER)
+ continue;
+
+ // start playing the sample
+ ALuint buffer = sample->get_buffer();
+ if ( alIsBuffer(buffer) == AL_TRUE )
+ {
+ alSourcei( source, AL_BUFFER, buffer );
+ testForALError("assign buffer to source");
+
+ sample->set_source( source );
+ update_sample_config( sample );
+
+ alSourcei( source, AL_LOOPING, looping );
+ alSourcef( source, AL_ROLLOFF_FACTOR, 0.3 );
+ alSourcei( source, AL_SOURCE_RELATIVE, AL_FALSE );
+ alSourcePlay( source );
+ testForALError("sample play");
+ } else
+ SG_LOG( SG_GENERAL, SG_ALERT, "No such buffer!\n");
+ }
}
} else if ( sample->is_valid_source() ) {
_smgr->release_buffer( sample );
remove( sample->get_sample_name() );
}
+ else
+ if ( sample->has_changed() ) {
+ if ( !sample->is_playing() ) {
+ // a request to stop playing the sound has been filed.
+ sample->stop();
+ sample->no_valid_source();
+ _smgr->release_source( sample->get_source() );
+ } else if ( _smgr->has_changed() ) {
+ update_sample_config( sample );
+ }
+ }
+
}
testForALError("update");
}
if ( sample_it->second->is_valid_buffer() )
_removed_samples.push_back( sample_it->second );
+
_samples.erase( sample_it );
return true;
}
-// stop playing all associated samples
void
-SGSampleGroup::suspend ()
+SGSampleGroup::stop ()
{
_pause = true;
sample_map_iterator sample_current = _samples.begin();
for ( ; sample_current != sample_end; ++sample_current ) {
SGSoundSample *sample = sample_current->second;
- if ( sample->is_valid_source() && sample->is_playing() ) {
- alSourcePause( sample->get_source() );
+ if ( sample->is_valid_source() ) {
+ ALint source = sample->get_source();
+ if ( sample->is_playing() ) {
+ alSourceStop( source );
+ }
+ _smgr->release_source( source );
+ sample->no_valid_source();
+ }
+
+ if ( sample->is_valid_buffer() ) {
+ _smgr->release_buffer( sample );
+ sample->no_valid_buffer();
+ }
+ }
+ testForALError("stop");
+}
+
+// stop playing all associated samples
+void
+SGSampleGroup::suspend ()
+{
+ if (_active && _pause == false) {
+ _pause = true;
+ sample_map_iterator sample_current = _samples.begin();
+ sample_map_iterator sample_end = _samples.end();
+ for ( ; sample_current != sample_end; ++sample_current ) {
+ SGSoundSample *sample = sample_current->second;
+
+ if ( sample->is_valid_source() && sample->is_playing() ) {
+ alSourcePause( sample->get_source() );
+ }
}
+ testForALError("suspend");
}
- testForALError("suspend");
}
// resume playing all associated samples
void
SGSampleGroup::resume ()
{
- sample_map_iterator sample_current = _samples.begin();
- sample_map_iterator sample_end = _samples.end();
- for ( ; sample_current != sample_end; ++sample_current ) {
- SGSoundSample *sample = sample_current->second;
-
- if ( sample->is_valid_source() && sample->is_playing() ) {
- alSourcePlay( sample->get_source() );
+ if (_active && _pause == true) {
+ sample_map_iterator sample_current = _samples.begin();
+ sample_map_iterator sample_end = _samples.end();
+ for ( ; sample_current != sample_end; ++sample_current ) {
+ SGSoundSample *sample = sample_current->second;
+
+ if ( sample->is_valid_source() && sample->is_playing() ) {
+ alSourcePlay( sample->get_source() );
+ }
}
+ testForALError("resume");
+ _pause = false;
}
- testForALError("resume");
- _pause = false;
}
void SGSampleGroup::set_volume( float vol )
{
- _volume = vol;
- if (_volume < 0.0) _volume = 0.0;
- if (_volume > 1.0) _volume = 1.0;
+ if (vol > _volume*1.01 || vol < _volume*0.99) {
+ _volume = vol;
+ if (_volume < 0.0) _volume = 0.0;
+ if (_volume > 1.0) _volume = 1.0;
+ _changed = true;
+ }
}
// set the source position and orientation of all managed sounds
void SGSampleGroup::update_pos_and_orientation() {
SGVec3d position = SGVec3d::fromGeod(_base_pos) - _smgr->get_position();
- SGQuatd ec2body= SGQuatd::fromLonLat(_base_pos) * _orientation;
+ SGQuatd hlOr = SGQuatd::fromLonLat(_base_pos);
+ SGQuatd ec2body = hlOr*_orientation;
SGVec3f velocity = SGVec3f::zeros();
if ( _velocity[0] || _velocity[1] || _velocity[2] ) {
- velocity = toVec3f( ec2body.backTransform(_velocity*SG_FEET_TO_METER) );
+ velocity = toVec3f( hlOr.backTransform(_velocity*SG_FEET_TO_METER) );
}
sample_map_iterator sample_current = _samples.begin();
velocity = sample->get_velocity();
}
+ if (_smgr->bad_doppler_effect()) {
+ velocity *= 100.0f;
+ }
+
#if 0
if (length(position) > 20000)
- printf("source and listener distance greater than 20km!\n");
+ printf("%s source and listener distance greater than 20km!\n",
+ _refname.c_str());
if (isNaN(toVec3f(position).data())) printf("NaN in source position\n");
if (isNaN(orientation.data())) printf("NaN in source orientation\n");
if (isNaN(velocity.data())) printf("NaN in source velocity\n");