void SampleEditor::on_PlayPushButton_clicked()
{
if (PlayPushButton->text() == "Stop" ){
testpTimer();
return;
}
const float pan_L = 0.5f;
const float pan_R = 0.5f;
const int nLength = -1;
const float fPitch = 0.0f;
const int selectedLayer = InstrumentEditorPanel::get_instance()->getSelectedLayer();
Song *pSong = Hydrogen::get_instance()->getSong();
Instrument *pInstr = pSong->get_instrument_list()->get( Hydrogen::get_instance()->getSelectedInstrumentNumber() );
Note *pNote = new Note( pInstr, 0, pInstr->get_layer( selectedLayer )->get_end_velocity() - 0.01, pan_L, pan_R, nLength, fPitch);
AudioEngine::get_instance()->get_sampler()->note_on(pNote);
setSamplelengthFrames();
createPositionsRulerPath();
m_pPlayButton = true;
m_pMainSampleWaveDisplay->paintLocatorEvent( StartFrameSpinBox->value() / m_divider + 24 , true);
m_pSampleAdjustView->setDetailSamplePosition( __loops.start_frame, m_pZoomfactor , 0);
if( __rubberband.use == false ){
m_pTimer->start(40); // update ruler at 25 fps
}
m_pRealtimeFrameEnd = Hydrogen::get_instance()->getRealtimeFrames() + m_pslframes;
//calculate the new rubberband sample length
if( __rubberband.use ){
m_prealtimeframeendfortarget = Hydrogen::get_instance()->getRealtimeFrames() + (m_pslframes * m_pRatio + 0.1);
}else
{
m_prealtimeframeendfortarget = m_pRealtimeFrameEnd;
}
m_pTargetDisplayTimer->start(40); // update ruler at 25 fps
PlayPushButton->setText( QString( "Stop") );
}
void InstrumentTrackWindow::dropEvent( QDropEvent* event )
{
QString type = StringPairDrag::decodeKey( event );
QString value = StringPairDrag::decodeValue( event );
if( type == "instrument" )
{
m_track->loadInstrument( value );
Engine::getSong()->setModified();
event->accept();
setFocus();
}
else if( type == "presetfile" )
{
DataFile dataFile( value );
InstrumentTrack::removeMidiPortNode( dataFile );
m_track->setSimpleSerializing();
m_track->loadSettings( dataFile.content().toElement() );
Engine::getSong()->setModified();
event->accept();
setFocus();
}
else if( type == "pluginpresetfile" )
{
const QString ext = FileItem::extension( value );
Instrument * i = m_track->instrument();
if( !i->descriptor()->supportsFileType( ext ) )
{
i = m_track->loadInstrument( pluginFactory->pluginSupportingExtension(ext).name() );
}
i->loadFile( value );
event->accept();
setFocus();
}
}
bool setCutoff( int instrumentNumber, int value )
{
//helper function to set cutOff levels
Hydrogen *engine = Hydrogen::get_instance();
Song *song = engine->getSong();
InstrumentList *instrList = song->get_instrument_list();
Instrument *instr = instrList->get( instrumentNumber );
if ( instr == NULL) return false;
if( value != 0 ){
instr->set_filter_cutoff( (float) (value / 127.0 ) );
} else {
instr->set_filter_cutoff( 0 );
}
Hydrogen::get_instance()->setSelectedInstrumentNumber( instrList->index(instr) );
return true;
}
SelectInstrument::SelectInstrument(const Instrument& instrument, QWidget* parent)
: QDialog(parent)
{
setupUi(this);
setWindowFlags(this->windowFlags() & ~Qt::WindowContextHelpButtonHint);
currentInstrument->setText(instrument.trackName());
buildTemplateList();
buttonBox->button(QDialogButtonBox::Ok)->setEnabled(false);
connect(showMore, SIGNAL(clicked()), SLOT(buildTemplateList()));
connect(instrumentList, SIGNAL(clicked(const QModelIndex &)), SLOT(expandOrCollapse(const QModelIndex &)));
}
// Make the channel ready to play on. Send the program, etc.
// @author Tom Breton (Tehom)
void
TrackInfo::makeChannelReady(Studio &studio)
{
#ifdef DEBUG_CONTROL_BLOCK
RG_DEBUG << "TrackInfo::makeChannelReady()"
<< endl;
#endif
Instrument *instrument =
studio.getInstrumentById(m_instrumentId);
// If we have deleted a device, we may get a NULL instrument. In
// that case, we can't do much.
if (!instrument) { return; }
// We can get non-Midi instruments here. There's nothing to do
// for them. For fixed, sendChannelSetup is slightly wrong, but
// could be adapted and parameterized by trackId.
if ((instrument->getType() == Instrument::Midi)
&& !m_useFixedChannel) {
// Re-acquire channel. It may change if instrument's program
// became percussion or became non-percussion.
Device* device = instrument->getDevice();
Q_CHECK_PTR(device);
AllocateChannels *allocator = device->getAllocator();
if (allocator) {
m_thruChannel =
allocator->reallocateThruChannel(*instrument, m_thruChannel);
// If somehow we got here without having a channel, we
// have one now.
m_hasThruChannel = true;
#ifdef DEBUG_CONTROL_BLOCK
RG_DEBUG << "TrackInfo::makeChannelReady() now has channel"
<< m_hasThruChannel
<< endl;
#endif
}
// This is how Midi instrument readies a fixed channel.
StudioControl::sendChannelSetup(instrument, m_thruChannel);
}
m_isThruChannelReady = true;
}
void Seq::playEvent(const SeqEvent& event)
{
int type = event.type();
if (type == ME_NOTEON) {
bool mute;
const Note* note = event.note();
if (note) {
Instrument* instr = note->staff()->part()->instr();
const Channel& a = instr->channel(note->subchannel());
mute = a.mute || a.soloMute;
}
else
mute = false;
if (!mute)
synti->play(event);
}
else if (type == ME_CONTROLLER)
synti->play(event);
}
/**
* Create the beam profile. Currently only supports Rectangular. The dimensions
* are either specified by those provided by `SetBeam` algorithm or default
* to the width and height of the samples bounding box
* @param instrument A reference to the instrument object
* @param sample A reference to the sample object
* @return A new IBeamProfile object
*/
std::unique_ptr<IBeamProfile>
MonteCarloAbsorption::createBeamProfile(const Instrument &instrument,
const Sample &sample) const {
const auto frame = instrument.getReferenceFrame();
const auto source = instrument.getSource();
auto beamWidthParam = source->getNumberParameter("beam-width");
auto beamHeightParam = source->getNumberParameter("beam-height");
double beamWidth(-1.0), beamHeight(-1.0);
if (beamWidthParam.size() == 1 && beamHeightParam.size() == 1) {
beamWidth = beamWidthParam[0];
beamHeight = beamHeightParam[0];
} else {
const auto bbox = sample.getShape().getBoundingBox().width();
beamWidth = bbox[frame->pointingHorizontal()];
beamHeight = bbox[frame->pointingUp()];
}
return Mantid::Kernel::make_unique<RectangularBeamProfile>(
*frame, instrument.getSource()->getPos(), beamWidth, beamHeight);
}
void
display_tick(const char* tt, const Tick& t)
{
std::cout << tt << " @" << t.timestamp() << ":" << t.micros() << " " << t.instrument_id().id() << " price=";
if (inst)
std::cout << inst->format_price(t);
else
std::cout << t.price();
std::cout << " size=" << t.size() << " flags=" << t.flags() << std::endl;
}
double note_exists(const Arg args[], const int nargs)
{
if (nargs != 1)
return die("note_exists", "Usage: val = note_exists(Instrument_Handle)");
Instrument *Iptr = (Instrument *)args[0];
if (Iptr == NULL) {
warn("note_exists", "Instrument/note not initialized");
return -1;
}
Iptr->ref(); // increase ref count on instrument
double retval;
if (Iptr->isDone() == true)
retval = 0.0;
else
retval = 1.0;
Iptr->unref(); // decrease ref count on instrument
return retval;
}
void JackMidiDriver::handleQueueAllNoteOff()
{
InstrumentList *instList = Hydrogen::get_instance()->getSong()->get_instrument_list();
Instrument *curInst;
unsigned int numInstruments = instList->size();
unsigned int i;
int channel;
int key;
for (i = 0; i < numInstruments; i++) {
curInst = instList->get(i);
channel = curInst->get_midi_out_channel();
if (channel < 0 || channel > 15)
continue;
key = curInst->get_midi_out_note();
if (key < 0 || key > 127)
continue;
handleQueueNoteOff(channel, key, 0);
}
}
bool setInstrumentPitch( int instrumentNumber, int value )
{
//helper function to set cutOff levels
Hydrogen *engine = Hydrogen::get_instance();
Song *song = engine->getSong();
InstrumentList *instrList = song->get_instrument_list();
Instrument *instr = instrList->get( instrumentNumber );
if ( instr == NULL) return false;
if( value < 63 ){
instr->set_instrument_pitch( (float) ((value-62) / 62.0 * MAX_INSTRUMENT_PITCH ) );
} else if ( value > 64 ) {
instr->set_instrument_pitch( (float) ((value-65) / 62.0 * MAX_INSTRUMENT_PITCH ) );
} else {
instr->set_instrument_pitch( 0 );
}
Hydrogen::get_instance()->setSelectedInstrumentNumber( instrList->index(instr) );
return true;
}
bool setAbsoluteFXLevel( int nLine, int fx_channel , int fx_param)
{
//helper function to set fx levels
Hydrogen::get_instance()->setSelectedInstrumentNumber( nLine );
Hydrogen *engine = Hydrogen::get_instance();
Song *song = engine->getSong();
InstrumentList *instrList = song->get_instrument_list();
Instrument *instr = instrList->get( nLine );
if ( instr == NULL) return false;
if( fx_param != 0 ){
instr->set_fx_level( ( (float) (fx_param / 127.0 ) ), fx_channel );
} else {
instr->set_fx_level( 0 , fx_channel );
}
Hydrogen::get_instance()->setSelectedInstrumentNumber(nLine);
return true;
}
Document &DocumentManager::addDefaultDocument(
const SettingsManager &settings_manager)
{
Document &doc = addDocument();
Score &score = doc.getScore();
auto settings = settings_manager.getReadHandle();
// Add an initial player and instrument.
Player player;
player.setDescription("Player 1");
player.setTuning(settings->get(Settings::DefaultTuning));
score.insertPlayer(player);
Instrument instrument;
instrument.setDescription(settings->get(Settings::DefaultInstrumentName) +
" 1");
instrument.setMidiPreset(settings->get(Settings::DefaultInstrumentPreset));
score.insertInstrument(instrument);
ScoreUtils::addStandardFilters(score);
// Add an initial staff, player change, and tempo marker.
System system;
system.insertStaff(Staff(player.getTuning().getStringCount()));
PlayerChange initialPlayers;
initialPlayers.insertActivePlayer(0, ActivePlayer(0, 0));
system.insertPlayerChange(initialPlayers);
TempoMarker tempo;
tempo.setDescription("Moderately");
system.insertTempoMarker(tempo);
score.insertSystem(system);
return doc;
}
void SongEditorPanel::updatePlaybackFaderPeaks()
{
Sampler* pSampler = AudioEngine::get_instance()->get_sampler();
Preferences * pPref = Preferences::get_instance();
Instrument* pInstrument = pSampler->__playback_instrument;
bool bShowPeaks = pPref->showInstrumentPeaks();
float fallOff = pPref->getMixerFalloffSpeed();
// fader
float fOldPeak_L = m_pPlaybackTrackFader->getPeak_L();
float fOldPeak_R = m_pPlaybackTrackFader->getPeak_R();
float fNewPeak_L = pInstrument->get_peak_l();
pInstrument->set_peak_l( 0.0f ); // reset instrument peak
float fNewPeak_R = pInstrument->get_peak_r();
pInstrument->set_peak_r( 0.0f ); // reset instrument peak
if (!bShowPeaks) {
fNewPeak_L = 0.0f;
fNewPeak_R = 0.0f;
}
if ( fNewPeak_L >= fOldPeak_L) { // LEFT peak
m_pPlaybackTrackFader->setPeak_L( fNewPeak_L );
}
else {
m_pPlaybackTrackFader->setPeak_L( fOldPeak_L / fallOff );
}
if ( fNewPeak_R >= fOldPeak_R) { // Right peak
m_pPlaybackTrackFader->setPeak_R( fNewPeak_R );
}
else {
m_pPlaybackTrackFader->setPeak_R( fOldPeak_R / fallOff );
}
}
void PowerTabOldImporter::convert(const PowerTabDocument::Guitar &guitar,
Score &score)
{
Player player;
player.setDescription(guitar.GetDescription());
player.setPan(guitar.GetPan());
Tuning tuning;
convert(guitar.GetTuning(), tuning);
tuning.setCapo(guitar.GetCapo());
player.setTuning(tuning);
score.insertPlayer(player);
Instrument instrument;
instrument.setMidiPreset(guitar.GetPreset());
// Use the MIDI preset name as the description.
const std::vector<std::string> presetNames = Midi::getPresetNames();
instrument.setDescription(presetNames.at(guitar.GetPreset()));
score.insertInstrument(instrument);
}
/**
* @brief Computes the PnL for the current position
*
* Computes the PnL for the current position and the specified price. Undefined
* behaviour if a position doesn't exist.
*
* A position starts with the first transaction which sets a quantity different than 0.
*
* Uses the gross PnL for all transactions part of this trade.
*
* @param[in] instrument the instrument
* @param[in] price the price to compute the PnL
* @param[out] realized the realized PnL
* @param[out] unrealized the unrealized PnL
*/
void Portfolio::TransactionCollection::getPositionPnl(const Instrument & instrument, numeric price, numeric & realized, numeric & unrealized) const
{
auto it = container_.rbegin();
// Must not be called without a position
poco_assert(it->positionQuantity != 0);
unrealized = instrument.bpv()*it->positionQuantity*(price - it->positionAverageCost);
// Add all realized pnl
realized = 0.0;
while (it->positionQuantity != 0)
{
realized += it->grossPnl;
++it;
}
}
void GateTrigger::processBlock (AudioSampleBuffer& buffer,
MidiBuffer& midiMessages)
{
float threshold = library->getThreshold();
int64 releaseTicks = library->getReleaseTicks();
float velocityScale = library->getVelocityScale();
int windowSize = buffer.getNumSamples();
for (int i = 0; i < buffer.getNumSamples(); i += windowSize) {
float rms = 0;
for (int chan = 0; chan < buffer.getNumChannels(); chan++) {
rms += buffer.getMagnitude (chan, i, jmin(windowSize, buffer.getNumSamples() - i));
}
rms = rms / buffer.getNumChannels() * 100;
if (rms - lastRms > threshold) {
if (Time::getHighResolutionTicks() - lastTriggerTick > releaseTicks) {
Pattern* pattern = sequencer->getPattern();
Instrument* instrument = pattern->getActiveInstrument();
// play note
float velocity = (rms - lastRms) / velocityScale;
DBG("RMS: " + String(rms) + " lastRMS: " + String(lastRms) + " velocity: " + String(velocity));
int noteNumber = instrument->getNoteNumber();
MidiMessage m = MidiMessage::noteOn (1, noteNumber, velocity);
midiMessages.addEvent (m, i);
// insert into sequencer pattern
int step = round(sequencer->getPreciseStep());
step = step % pattern->getNumSteps();
Cell* cell = pattern->getCellAt (0, step);
delayedInserterThread->insertNote (cell, velocity, instrument);
// Retrigger the reset timer
resetTimer->retrigger();
lastTriggerTick = Time::getHighResolutionTicks();
}
}
lastRms = rms;
}
}
void MixerDetails::drumkitToggled(bool val)
{
if (_mti == 0)
return;
Part* part = _mti->part();
Channel* channel = _mti->focusedChan();
Instrument *instr;
if (_mti->trackType() == MixerTrackItem::TrackType::CHANNEL)
instr = _mti->instrument();
else
instr = part->instrument(0);
if (instr->useDrumset() == val)
return;
const MidiPatch* newPatch = 0;
const QList<MidiPatch*> pl = synti->getPatchInfo();
for (const MidiPatch* p : pl) {
if (p->drum == val) {
newPatch = p;
break;
}
}
Score* score = part->score();
if (newPatch) {
score->startCmd();
part->undoChangeProperty(Pid::USE_DRUMSET, val);
score->undo(new ChangePatch(score, channel, newPatch));
score->setLayoutAll();
score->endCmd();
}
channel->updateInitList();
}
void Sampler::note_on( Note *note )
{
//infoLog( "[noteOn]" );
assert( note );
note->get_adsr()->attack();
Instrument *pInstr = note->get_instrument();
// mute group
int mute_grp = pInstr->get_mute_group();
if ( mute_grp != -1 ) {
// remove all notes using the same mute group
for ( unsigned j = 0; j < __playing_notes_queue.size(); j++ ) { // delete older note
Note *pNote = __playing_notes_queue[ j ];
if ( ( pNote->get_instrument() != pInstr ) && ( pNote->get_instrument()->get_mute_group() == mute_grp ) ) {
pNote->get_adsr()->release();
}
}
}
//note off notes
if( note->get_note_off() ){
for ( unsigned j = 0; j < __playing_notes_queue.size(); j++ ) {
Note *pNote = __playing_notes_queue[ j ];
if ( ( pNote->get_instrument() == pInstr ) ) {
//ERRORLOG("note_off");
pNote->get_adsr()->release();
}
}
}
pInstr->enqueue();
if( !note->get_note_off() ){
__playing_notes_queue.push_back( note );
}
}
void
ControlRulerWidget::setSegments(RosegardenDocument *document, std::vector<Segment *> segments)
{
m_document = document;
// m_segments = segments;
// connect(m_document, SIGNAL(pointerPositionChanged(timeT)),
// this, SLOT(slotPointerPositionChanged(timeT)));
Composition &comp = document->getComposition();
Track *track =
comp.getTrackById(segments[0]->getTrack());
Instrument *instr = document->getStudio().
getInstrumentById(track->getInstrument());
if (instr) {
Device *device = instr->getDevice();
// Cast to a Controllable if possible, otherwise leave c NULL.
Controllable *c =
dynamic_cast<MidiDevice *>(device);
if (!c)
{ c = dynamic_cast<SoftSynthDevice *>(device); }
if (c) {
m_controlList = &(c->getControlParameters());
}
}
SegmentSelection selection;
selection.insert(segments.begin(), segments.end());
// This is single segment code
setSegment(segments[0]);
}
void StateWriter::getState (MemoryBlock& destData)
{
DBG("StateWriter::getState(): Saving state.")
ValueTree settingsTree ("settings");
ValueTree libTree ("library");
libTree.setProperty ("threshold", library->getThreshold(), nullptr);
libTree.setProperty ("release", library->getReleaseTicks(), nullptr);
libTree.setProperty ("velocity", library->getVelocityScale(), nullptr);
settingsTree.addChild (libTree, -1, nullptr);
ValueTree patternsTree ("patterns");
for (int i = 0; i < library->getNumPatterns(); i++) {
Pattern* pattern = library->getPattern (i);
ValueTree patternTree ("pattern");
ValueTree instrumentsTree ("instruments");
for (int j = 0; j < pattern->getNumInstruments(); j++) {
Instrument* instrument = pattern->getInstrumentAt (j);
ValueTree instrumentTree ("instrument");
instrumentTree.setProperty ("index", instrument->getIndex(), nullptr);
instrumentTree.setProperty ("name", instrument->getName(), nullptr);
instrumentTree.setProperty ("noteNumber", instrument->getNoteNumber(), nullptr);
instrumentsTree.addChild (instrumentTree, -1, nullptr);
}
patternTree.addChild (instrumentsTree, -1, nullptr);
patternsTree.addChild (patternTree, -1, nullptr);
}
settingsTree.addChild (patternsTree, -1, nullptr);
ValueTree seqTree ("sequencer");
seqTree.setProperty ("sequencerNum", sequencer->getSequencerNum(), nullptr);
settingsTree.addChild (seqTree, -1, nullptr);
MemoryOutputStream stream (destData, false);
settingsTree.writeToStream (stream);
}
void
MidiMixerWindow::slotFaderLevelChanged(float value)
{
const QObject *s = sender();
for (FaderVector::const_iterator it = m_faders.begin();
it != m_faders.end(); ++it) {
if ((*it)->m_volumeFader == s) {
Instrument *instr = m_studio->
getInstrumentById((*it)->m_id);
if (instr) {
instr->setControllerValue(MIDI_CONTROLLER_VOLUME, MidiByte(value));
if (instr->hasFixedChannel())
{
// send out to external controllers as well if the
// affected instrument is on a fixed channel.
//!!! really want some notification of whether we have any!
int tabIndex = m_tabWidget->currentIndex();
if (tabIndex < 0)
tabIndex = 0;
int i = 0;
for (DeviceList::const_iterator dit = m_studio->begin();
dit != m_studio->end(); ++dit) {
RG_DEBUG << "slotFaderLevelChanged: i = " << i << ", tabIndex " << tabIndex << endl;
if (!dynamic_cast<MidiDevice*>(*dit))
continue;
if (i != tabIndex) {
++i;
continue;
}
RG_DEBUG << "slotFaderLevelChanged: device id = " << instr->getDevice()->getId() << ", visible device id " << (*dit)->getId() << endl;
if (instr->getDevice()->getId() == (*dit)->getId()) {
RG_DEBUG << "slotFaderLevelChanged: sending control device mapped event for channel " << instr->getNaturalChannel() << endl;
MappedEvent mE((*it)->m_id,
MappedEvent::MidiController,
MIDI_CONTROLLER_VOLUME,
MidiByte(value));
mE.setRecordedChannel(instr->getNaturalChannel());
mE.setRecordedDevice(Device::CONTROL_DEVICE);
StudioControl::sendMappedEvent(mE);
}
break;
}
}
}
emit instrumentParametersChanged((*it)->m_id);
return ;
}
}
}
void MainForm::functionDeleteInstrument(int instrument)
{
Hydrogen * H = Hydrogen::get_instance();
Instrument *pSelectedInstrument = H->getSong()->get_instrument_list()->get( instrument );
std::list< Note* > noteList;
Song* song = H->getSong();
PatternList *patList = song->get_pattern_list();
QString instrumentName = pSelectedInstrument->get_name();
QString drumkitName = H->getCurrentDrumkitname();
for ( int i = 0; i < patList->size(); i++ ) {
H2Core::Pattern *pPattern = song->get_pattern_list()->get(i);
const Pattern::notes_t* notes = pPattern->get_notes();
FOREACH_NOTE_CST_IT_BEGIN_END(notes,it) {
Note *pNote = it->second;
assert( pNote );
if ( pNote->get_instrument() == pSelectedInstrument ) {
pNote->set_pattern_idx( i );
noteList.push_back( pNote );
}
}
}
void SceneSetting::update()
{
if(instrument)
{
Instrument * i = instrument;
this->level = i->getLevel();
this->pan = i->getPan();
this->pitch = i->getPitch();
this->mute = i->isMuted();
this->solo = i->isSoloed();
}
}
void SceneSetting::apply()
{
if(instrument)
{
Instrument * inst = instrument;
inst->setLevel(this->level);
inst->setPan(this->pan);
inst->setPitch(this->pitch);
inst->setMuted(this->mute);
inst->setSoloed(this->solo);
}
}
int main(int argc, char *argv[]){
InstrumentFactory * trumpetFactory = FactoryCreator::createTrumpetFactory();
InstrumentFactory * drumFactory = FactoryCreator::createDrumFactory();
InstrumentFactory * guitarFactory = FactoryCreator::createGuitarFactory();
Instrument * trumpet = trumpetFactory->createInstrument();
Instrument * drum = drumFactory->createInstrument();
Instrument * guitar = guitarFactory->createInstrument();
trumpet->play();
drum->play();
guitar->play();
}
Volatility ImpliedVolatilityHelper::calculate(
const Instrument& instrument,
const PricingEngine& engine,
SimpleQuote& volQuote,
Real targetValue,
Real accuracy,
Natural maxEvaluations,
Volatility minVol,
Volatility maxVol) {
instrument.setupArguments(engine.getArguments());
engine.getArguments()->validate();
PriceError f(engine, volQuote, targetValue);
Brent solver;
solver.setMaxEvaluations(maxEvaluations);
Volatility guess = (minVol+maxVol)/2.0;
Volatility result = solver.solve(f, accuracy, guess,
minVol, maxVol);
return result;
}
// Convert an InstrumentInfo to an Instrument.
Instrument *InstrumentInfo::toInstrument(int maxSamples, IFileLoadProgressListener * listener)
{
LogPtr log = LogFactory::getLog(__FILE__);
Instrument *inst = new Instrument(name.c_str());
unsigned instLevel = (unsigned)atoi(level.c_str());
if(instLevel <= 0)
instLevel = 100;
short instPan = 0;
if(pan.length() > 0)
instPan = (short)atoi(pan.c_str());
inst->setLevel(instLevel);
inst->setPan(instPan);
inst->setSubmixName(submix);
int instPitch = atoi(pitch.c_str());
inst->setPitch(instPitch);
for(InstrumentInfo::LayerInfoList::iterator e = layers.begin(); e != layers.end(); ++e)
{
LayerInfo *layerInfo = *e;
string wave = layerInfo->wave;
unsigned lo = (unsigned)atoi(layerInfo->lo.c_str());
unsigned hi = (unsigned)atoi(layerInfo->hi.c_str());
if(listener)
{
if(!listener->progressEvent(wave))
break;
}
LOG_TRACE(log, "assign " << wave << " to velocity range " << lo << "-" << hi);
Sample *sample = Sample::load(wave, maxSamples);
if(sample)
{
InstrumentLayer *layer = new InstrumentLayer(sample, lo, hi);
inst->add(layer);
//sampleMap[sample->getFilename()] = sample;
}
}
return inst;
}
int CHAIN::run()
{
for (std::vector<Instrument *>::iterator it = mInstVector.begin(); it != mInstVector.end(); ++it) {
Instrument *inst = *it;
if (!inst->isDone()) {
inst->setchunk(framesToRun()); // For outer instrument, this is done in inTraverse()
inst->run(true);
}
else {
inst->clearOutput(framesToRun()); // This should be optimized to happen only once
}
inst->addout(BUS_NONE_OUT, 0); // Special bus type makes this a no-op
}
// Copy from inputChainedBuf, which points to the outbuf of the last instrument in the chain.
unsigned copySize = framesToRun() * outputChannels() * sizeof(BUFTYPE);
memcpy(outbuf, inputChainBuf, copySize);
return framesToRun();
}
int CHAIN::configure()
{
int status = -1;
Instrument *previous = NULL;
for (std::vector<Instrument *>::iterator it = mInstVector.begin(); it != mInstVector.end(); ++it) {
Instrument *inst = *it;
status = inst->configure(RTBUFSAMPS);
if (status != 0)
return status;
if (previous != NULL) {
status = inst->setChainedInputBuffer(previous->outbuf, previous->outputChannels());
if (status != 0)
return status;
}
previous = inst;
}
// For CHAIN itself, we override our (what should be zero) input channel count here. This allows setChainedInputBuffer() to succeed
// even though the counts don't seem to match.
_input.inputchans = previous->outputChannels();
status = setChainedInputBuffer(previous->outbuf, previous->outputChannels());
return status;
}
