void SampleTrack::setPlayingTcos( bool isPlaying )
{
for( int i = 0; i < numOfTCOs(); ++i )
{
TrackContentObject * tco = getTCO( i );
SampleTCO * sTco = dynamic_cast<SampleTCO*>( tco );
sTco->setIsPlaying( isPlaying );
}
}
void SampleTrack::updateTcos()
{
for( int i = 0; i < numOfTCOs(); ++i )
{
TrackContentObject * tco = getTCO( i );
SampleTCO * sTco = dynamic_cast<SampleTCO*>( tco );
sTco->playbackPositionChanged();
}
}
/**
* Read the pressure and temperature.
* This method use the second order temperature
* compensation algorithm described in the datasheet.
* @param pressure Pressure pointer. hPa
* @param temperature Temperature pointer. ºC
* @param osr Oversample rate. Optional.
* @return Status of operation (true = success)
*/
bool MS561101BA::readValues(
float * pressure,
float * temperature,
int8_t osr) {
// Read the sensors
int32_t d1 = readD1(osr);
int32_t d2 = readD2(osr);
// Check for errors
if (d1 < 0 || d2 < 0) return false;
int32_t dT = d2 - (((uint32_t) getTREF()) << 8);
double t = 2000.0 + ((int64_t) dT) * getTEMPSENS() / POW_2_23;
int64_t off = (((int64_t) getOFFT1()) << 16) +
((int64_t) dT) * getTCO() / POW_2_7;
int64_t sens = (((int64_t) getSENST1()) << 15) +
((int64_t) dT) * getTCS() / POW_2_8;
// Second order temperature compensation
if (t < 2000) {
double square = pow (dT,2);
double t2 = square / POW_2_31;
square = pow (t-2000,2);
double off2 = square * 5 / 2;
double sens2 = square * 5 / 4;
if (t < 15) {
square = pow(t+1500,2);
off2 += square * 7;
sens2 += square * 11 / 2;
}
t -= t2;
off -= off2;
sens -= sens2;
}
double p = ((sens * d1 / POW_2_21) - off) / POW_2_15;
*temperature = float(t/100);
*pressure = float(p/100);
return true;
}
bool sampleTrack::play( const midiTime & _start, const fpp_t _frames,
const f_cnt_t _offset,
Sint16 /*_tco_num*/ )
{
m_audioPort.effects()->startRunning();
bool played_a_note = false; // will be return variable
for( int i = 0; i < numOfTCOs(); ++i )
{
trackContentObject * tco = getTCO( i );
if( tco->startPosition() != _start )
{
continue;
}
sampleTCO * st = dynamic_cast<sampleTCO *>( tco );
if( !st->isMuted() )
{
playHandle * handle;
if( st->isRecord() )
{
if( !engine::getSong()->isRecording() )
{
return played_a_note;
}
sampleRecordHandle * smpHandle = new sampleRecordHandle( st );
handle = smpHandle;
}
else
{
samplePlayHandle * smpHandle = new samplePlayHandle( st );
smpHandle->setVolumeModel( &m_volumeModel );
handle = smpHandle;
}
//TODO: check whether this works
// handle->setBBTrack( _tco_num );
handle->setOffset( _offset );
// send it to the mixer
engine::getMixer()->addPlayHandle( handle );
played_a_note = true;
}
}
return played_a_note;
}
void InstrumentTrack::setName( const QString & _new_name )
{
// when changing name of track, also change name of those patterns,
// which have the same name as the instrument-track
for( int i = 0; i < numOfTCOs(); ++i )
{
pattern * p = dynamic_cast<pattern *>( getTCO( i ) );
if( ( p != NULL && p->name() == name() ) || p->name() == "" )
{
p->setName( _new_name );
}
}
track::setName( _new_name );
m_midiPort.setName( name() );
m_audioPort.setName( name() );
emit nameChanged();
}
bool MS561101BA::TemperatureCompensation(int32_t * pressure, int32_t * temperature, int32_t d1, int32_t d2)
{
if (d1 < 0 || d2 < 0) return false;
int32_t dT = d2 - (((uint32_t) getTREF()) << 8);
double t = 2000.0 + ((int64_t) dT) * getTEMPSENS() / POW_2_23;
double off = (((int64_t) getOFFT1()) << 16) +
((int64_t) dT) * getTCO() / POW_2_7;
double sens = (((int64_t) getSENST1()) << 15) +
((int64_t) dT) * getTCS() / POW_2_8;
// Second order temperature compensation
if (t < 2000)
{
double square = pow (dT,2);
double t2 = square / POW_2_31;
square = pow (t-2000,2);
double off2 = square * 5 / 2;
double sens2 = square * 5 / 4;
if (t < 15)
{
square = pow(t+1500,2);
off2 += square * 7;
sens2 += square * 11 / 2;
}
t -= t2;
off -= off2;
sens -= sens2;
}
double p = ((sens * d1 / POW_2_21) - off) / POW_2_15;
*pressure = (int32_t) p;
*temperature = (int32_t) t;
return true;
}
bool AutomationTrack::play( const MidiTime & _start, const fpp_t _frames,
const f_cnt_t _frame_base, int _tco_num )
{
if( isMuted() )
{
return false;
}
tcoVector tcos;
if( _tco_num >= 0 )
{
TrackContentObject * tco = getTCO( _tco_num );
tcos.push_back( tco );
}
else
{
getTCOsInRange( tcos, _start, _start + static_cast<int>(
_frames / Engine::framesPerTick()) );
}
for( tcoVector::iterator it = tcos.begin(); it != tcos.end(); ++it )
{
AutomationPattern * p = dynamic_cast<AutomationPattern *>( *it );
if( p == NULL || ( *it )->isMuted() )
{
continue;
}
MidiTime cur_start = _start;
if( _tco_num < 0 )
{
cur_start -= p->startPosition();
}
p->processMidiTime( cur_start );
}
return false;
}
bool InstrumentTrack::play( const midiTime & _start,
const fpp_t _frames,
const f_cnt_t _offset,
Sint16 _tco_num )
{
const float frames_per_tick = engine::framesPerTick();
tcoVector tcos;
bbTrack * bb_track = NULL;
if( _tco_num >= 0 )
{
trackContentObject * tco = getTCO( _tco_num );
tcos.push_back( tco );
bb_track = bbTrack::findBBTrack( _tco_num );
}
else
{
getTCOsInRange( tcos, _start, _start + static_cast<int>(
_frames / frames_per_tick ) );
}
// Handle automation: detuning
for( NotePlayHandleList::Iterator it = m_processHandles.begin();
it != m_processHandles.end(); ++it )
{
( *it )->processMidiTime( _start );
}
if ( tcos.size() == 0 )
{
return false;
}
bool played_a_note = false; // will be return variable
for( tcoVector::Iterator it = tcos.begin(); it != tcos.end(); ++it )
{
pattern * p = dynamic_cast<pattern *>( *it );
// everything which is not a pattern or muted won't be played
if( p == NULL || ( *it )->isMuted() )
{
continue;
}
midiTime cur_start = _start;
if( _tco_num < 0 )
{
cur_start -= p->startPosition();
}
if( p->isFrozen() && !engine::getSong()->isExporting() )
{
if( cur_start > 0 )
{
continue;
}
samplePlayHandle * handle = new samplePlayHandle( p );
handle->setBBTrack( bb_track );
handle->setOffset( _offset );
// send it to the mixer
engine::getMixer()->addPlayHandle( handle );
played_a_note = true;
continue;
}
// get all notes from the given pattern...
const NoteVector & notes = p->notes();
// ...and set our index to zero
NoteVector::ConstIterator nit = notes.begin();
#if LMMS_SINGERBOT_SUPPORT
int note_idx = 0;
#endif
// very effective algorithm for playing notes that are
// posated within the current sample-frame
if( cur_start > 0 )
{
// skip notes which are posated before start-tact
while( nit != notes.end() && ( *nit )->pos() < cur_start )
{
#if LMMS_SINGERBOT_SUPPORT
if( ( *nit )->length() != 0 )
{
++note_idx;
}
#endif
++nit;
}
}
note * cur_note;
while( nit != notes.end() &&
( cur_note = *nit )->pos() == cur_start )
{
if( cur_note->length() != 0 )
{
const f_cnt_t note_frames =
cur_note->length().frames(
frames_per_tick );
notePlayHandle * note_play_handle =
new notePlayHandle( this, _offset,
note_frames,
*cur_note );
note_play_handle->setBBTrack( bb_track );
#if LMMS_SINGERBOT_SUPPORT
note_play_handle->setPatternIndex( note_idx );
#endif
engine::getMixer()->addPlayHandle(
note_play_handle );
played_a_note = true;
#if LMMS_SINGERBOT_SUPPORT
++note_idx;
#endif
}
++nit;
}
}
return played_a_note;
}
bool InstrumentTrack::play( const MidiTime & _start, const fpp_t _frames,
const f_cnt_t _offset, int _tco_num )
{
if( ! m_instrument || ! tryLock() )
{
return false;
}
const float frames_per_tick = Engine::framesPerTick();
tcoVector tcos;
::BBTrack * bb_track = NULL;
if( _tco_num >= 0 )
{
TrackContentObject * tco = getTCO( _tco_num );
tcos.push_back( tco );
bb_track = BBTrack::findBBTrack( _tco_num );
}
else
{
getTCOsInRange( tcos, _start, _start + static_cast<int>(
_frames / frames_per_tick ) );
}
// Handle automation: detuning
for( NotePlayHandleList::Iterator it = m_processHandles.begin();
it != m_processHandles.end(); ++it )
{
( *it )->processMidiTime( _start );
}
if ( tcos.size() == 0 )
{
unlock();
return false;
}
bool played_a_note = false; // will be return variable
for( tcoVector::Iterator it = tcos.begin(); it != tcos.end(); ++it )
{
Pattern* p = dynamic_cast<Pattern*>( *it );
// everything which is not a pattern or muted won't be played
if( p == NULL || ( *it )->isMuted() )
{
continue;
}
MidiTime cur_start = _start;
if( _tco_num < 0 )
{
cur_start -= p->startPosition();
}
// get all notes from the given pattern...
const NoteVector & notes = p->notes();
// ...and set our index to zero
NoteVector::ConstIterator nit = notes.begin();
// very effective algorithm for playing notes that are
// posated within the current sample-frame
if( cur_start > 0 )
{
// skip notes which are posated before start-tact
while( nit != notes.end() && ( *nit )->pos() < cur_start )
{
++nit;
}
}
Note * cur_note;
while( nit != notes.end() &&
( cur_note = *nit )->pos() == cur_start )
{
if( cur_note->length() != 0 )
{
const f_cnt_t note_frames =
cur_note->length().frames(
frames_per_tick );
NotePlayHandle* notePlayHandle = NotePlayHandleManager::acquire( this, _offset, note_frames, *cur_note );
notePlayHandle->setBBTrack( bb_track );
// are we playing global song?
if( _tco_num < 0 )
{
// then set song-global offset of pattern in order to
// properly perform the note detuning
notePlayHandle->setSongGlobalParentOffset( p->startPosition() );
}
Engine::mixer()->addPlayHandle( notePlayHandle );
played_a_note = true;
}
++nit;
}
}
unlock();
return played_a_note;
}
bool SampleTrack::play( const MidiTime & _start, const fpp_t _frames,
const f_cnt_t _offset, int _tco_num )
{
m_audioPort.effects()->startRunning();
bool played_a_note = false; // will be return variable
tcoVector tcos;
::BBTrack * bb_track = NULL;
if( _tco_num >= 0 )
{
if( _start != 0 )
{
return false;
}
tcos.push_back( getTCO( _tco_num ) );
if (trackContainer() == (TrackContainer*)Engine::getBBTrackContainer())
{
bb_track = BBTrack::findBBTrack( _tco_num );
}
}
else
{
for( int i = 0; i < numOfTCOs(); ++i )
{
TrackContentObject * tco = getTCO( i );
SampleTCO * sTco = dynamic_cast<SampleTCO*>( tco );
float framesPerTick = Engine::framesPerTick();
if( _start >= sTco->startPosition() && _start < sTco->endPosition() )
{
if( sTco->isPlaying() == false && _start > sTco->startPosition() + sTco->startTimeOffset() )
{
f_cnt_t sampleStart = framesPerTick * ( _start - sTco->startPosition() - sTco->startTimeOffset() );
f_cnt_t tcoFrameLength = framesPerTick * ( sTco->endPosition() - sTco->startPosition() - sTco->startTimeOffset() );
f_cnt_t sampleBufferLength = sTco->sampleBuffer()->frames();
//if the Tco smaller than the sample length we play only until Tco end
//else we play the sample to the end but nothing more
f_cnt_t samplePlayLength = tcoFrameLength > sampleBufferLength ? sampleBufferLength : tcoFrameLength;
//we only play within the sampleBuffer limits
if( sampleStart < sampleBufferLength )
{
sTco->setSampleStartFrame( sampleStart );
sTco->setSamplePlayLength( samplePlayLength );
tcos.push_back( sTco );
sTco->setIsPlaying( true );
}
}
}
else
{
sTco->setIsPlaying( false );
}
}
}
for( tcoVector::Iterator it = tcos.begin(); it != tcos.end(); ++it )
{
SampleTCO * st = dynamic_cast<SampleTCO *>( *it );
if( !st->isMuted() )
{
PlayHandle* handle;
if( st->isRecord() )
{
if( !Engine::getSong()->isRecording() )
{
return played_a_note;
}
SampleRecordHandle* smpHandle = new SampleRecordHandle( st );
handle = smpHandle;
}
else
{
SamplePlayHandle* smpHandle = new SamplePlayHandle( st );
smpHandle->setVolumeModel( &m_volumeModel );
smpHandle->setBBTrack( bb_track );
handle = smpHandle;
}
handle->setOffset( _offset );
// send it to the mixer
Engine::mixer()->addPlayHandle( handle );
played_a_note = true;
}
}
return played_a_note;
}
