DisjList*
Parser::ParsePatternList(Range range) {
PatternList *list = new(std::nothrow) PatternList(range);
if (!list)
ThrowOutOfMemError(stream.Pos());
try {
// LeftParen
stream.Read(LeftParen);
// [Flag] Pattern, (Divider, [Flag] Pattern)*
while (true) {
// [Flag]
if (stream.CondRead(CaseInsensitiveFlag))
list->SetCaseInsensitive(true);
// Pattern
list->Add(ParsePattern());
// [Divider]
if (!stream.CondRead(Divider))
break;
}
// RightParen
const Token *t = stream.Get();
if (t->Type() != RightParen)
throw new Err("Sniffer pattern error: expecting '|', ')', or possibly '&'", t->Pos());
} catch (...) {
delete list;
throw;
}
return list;
}
void PatternEditorPanel::selectedPatternChangedEvent()
{
PatternList *pPatternList = Hydrogen::get_instance()->getSong()->get_pattern_list();
int nSelectedPatternNumber = Hydrogen::get_instance()->getSelectedPatternNumber();
if ( (nSelectedPatternNumber != -1) && ( (uint)nSelectedPatternNumber < pPatternList->size() ) ) {
// update pattern name text
m_pPattern = pPatternList->get( nSelectedPatternNumber );
QString sCurrentPatternName = m_pPattern->get_name();
this->setWindowTitle( ( trUtf8( "Pattern editor - %1").arg( sCurrentPatternName ) ) );
m_pPatternNameLbl->setText( sCurrentPatternName );
// update pattern size combobox
int nPatternSize = m_pPattern->get_length();
int nEighth = MAX_NOTES / 8;
for ( int i = 1; i <= 32; i++ ) {
if ( nPatternSize == nEighth * i ) {
__pattern_size_combo->set_text( QString( "%1" ).arg( i ) );
break;
}
}
}
else {
m_pPattern = NULL;
this->setWindowTitle( ( trUtf8( "Pattern editor - %1").arg(QString("No pattern selected.")) ) );
m_pPatternNameLbl->setText( trUtf8( "No pattern selected" ) );
}
resizeEvent( NULL ); // force an update of the scrollbars
}
void SongEditor::keyPressEvent ( QKeyEvent * ev )
{
Engine *pEngine = g_engine;
PatternList *pPatternList = pEngine->getSong()->get_pattern_list();
T<Song::pattern_group_t>::shared_ptr pColumns = pEngine->getSong()->get_pattern_group_vector();
if ( ev->key() == Qt::Key_Delete ) {
if ( m_selectedCells.size() != 0 ) {
g_engine->lock( RIGHT_HERE );
// delete all selected cells
for ( uint i = 0; i < m_selectedCells.size(); i++ ) {
QPoint cell = m_selectedCells[ i ];
T<PatternList>::shared_ptr pColumn = (*pColumns)[ cell.x() ];
pColumn->del(pPatternList->get( cell.y() ) );
}
g_engine->unlock();
m_selectedCells.clear();
m_bSequenceChanged = true;
update();
}
return;
}
ev->ignore();
}
void SongEditorPanel::addEmptyPattern( QString newPatternName ,QString newPatternInfo, QString newPatternCategory, int idx )
{
Hydrogen *pEngine = Hydrogen::get_instance();
Song *pSong = pEngine->getSong();
PatternList *pPatternList = pSong->get_pattern_list();
pPatternList->insert( idx, new Pattern( newPatternName, newPatternInfo, newPatternCategory ) );
pSong->set_is_modified( true );
updateAll();
}
void SongEditor::drawSequence()
{
QPainter p;
p.begin( m_pSequencePixmap );
p.drawPixmap( rect(), *m_pBackgroundPixmap, rect() );
p.end();
T<Song>::shared_ptr song = g_engine->getSong();
PatternList *patList = song->get_pattern_list();
T<Song::pattern_group_t>::shared_ptr pColumns = song->get_pattern_group_vector();
uint listLength = patList->get_size();
for (uint i = 0; i < pColumns->size(); i++) {
T<PatternList>::shared_ptr pColumn = (*pColumns)[ i ];
for (uint nPat = 0; nPat < pColumn->get_size(); ++nPat) {
T<Tritium::Pattern>::shared_ptr pat = pColumn->get( nPat );
int position = -1;
// find the position in pattern list
for (uint j = 0; j < listLength; j++) {
T<Tritium::Pattern>::shared_ptr pat2 = patList->get( j );
if (pat == pat2) {
position = j;
break;
}
}
if (position == -1) {
DEBUGLOG( QString("[drawSequence] position == -1, group = %1").arg( i ) );
}
drawPattern( i, position );
}
}
// Moving cells
p.begin( m_pSequencePixmap );
// p.setRasterOp( Qt::XorROP );
// comix: this composition mode seems to be not available on Mac
p.setCompositionMode( QPainter::CompositionMode_Xor );
QPen pen( Qt::gray );
pen.setStyle( Qt::DotLine );
p.setPen( pen );
for ( uint i = 0; i < m_movingCells.size(); i++ ) {
int x = 10 + m_nGridWidth * ( m_movingCells[ i ] ).x();
int y = m_nGridHeight * ( m_movingCells[ i ] ).y();
QColor patternColor;
patternColor.setRgb( 255, 255, 255 );
p.fillRect( x + 2, y + 4, m_nGridWidth - 3, m_nGridHeight - 7, patternColor );
}
}
void SongEditorPanel::revertaddEmptyPattern( int idx )
{
Hydrogen *pEngine = Hydrogen::get_instance();
Song *pSong = pEngine->getSong();
PatternList *pPatternList = pSong->get_pattern_list();
H2Core::Pattern *pPattern = pPatternList->get( idx );
if( idx == pEngine->getSelectedPatternNumber() ) pEngine->setSelectedPatternNumber( idx -1 );
pPatternList->del( pPattern );
delete pPattern;
pSong->set_is_modified( true );
updateAll();
}
H2Core::Pattern* InstrumentLine::getCurrentPattern()
{
Hydrogen *pEngine = Hydrogen::get_instance();
PatternList *pPatternList = pEngine->getSong()->get_pattern_list();
assert( pPatternList != NULL );
int nSelectedPatternNumber = pEngine->getSelectedPatternNumber();
if ( nSelectedPatternNumber != -1 ) {
Pattern* pCurrentPattern = pPatternList->get( nSelectedPatternNumber );
return pCurrentPattern;
}
return NULL;
}
void SongEditorPatternList::movePatternLine( int nSourcePattern , int nTargetPattern )
{
Engine *engine = g_engine;
T<Song>::shared_ptr pSong = engine->getSong();
PatternList *pPatternList = pSong->get_pattern_list();
// move instruments...
T<Tritium::Pattern>::shared_ptr pSourcePattern = pPatternList->get( nSourcePattern );//Instrument *pSourceInstr = pPatternList->get(nSourcePattern);
if ( nSourcePattern < nTargetPattern) {
for (int nPatr = nSourcePattern; nPatr < nTargetPattern; nPatr++) {
T<Tritium::Pattern>::shared_ptr pPattern = pPatternList->get(nPatr + 1);
pPatternList->replace( pPattern, nPatr );
}
pPatternList->replace( pSourcePattern, nTargetPattern );
}
else {
for (int nPatr = nSourcePattern; nPatr >= nTargetPattern; nPatr--) {
T<Tritium::Pattern>::shared_ptr pPattern = pPatternList->get(nPatr - 1);
pPatternList->replace( pPattern, nPatr );
}
pPatternList->replace( pSourcePattern, nTargetPattern );
}
engine->setSelectedPatternNumber( nTargetPattern );
CompositeApp::get_instance()->getSongEditorPanel()->updateAll();
}
void SongEditorPanel::restoreGroupVector( QString filename )
{
//clear the old sequese
vector<PatternList*> *pPatternGroupsVect = Hydrogen::get_instance()->getSong()->get_pattern_group_vector();
for (uint i = 0; i < pPatternGroupsVect->size(); i++) {
PatternList *pPatternList = (*pPatternGroupsVect)[i];
pPatternList->clear();
delete pPatternList;
}
pPatternGroupsVect->clear();
Hydrogen::get_instance()->getSong()->readTempPatternList( filename );
m_pSongEditor->updateEditorandSetTrue();
updateAll();
}
void SongEditorPatternList::inlineEditPatternName( int row )
{
Engine *engine = g_engine;
T<Song>::shared_ptr song = engine->getSong();
PatternList *patternList = song->get_pattern_list();
if ( row >= (int)patternList->get_size() ) {
return;
}
patternBeingEdited = patternList->get( row );
line->setGeometry( 23, row * m_nGridHeight , m_nWidth - 23, m_nGridHeight );
line->setText( patternBeingEdited->get_name() );
line->selectAll();
line->show();
line->setFocus();
}
///
/// Create a new pattern
///
void SongEditorPanel::newPatBtnClicked( Button* btn )
{
UNUSED( btn );
Hydrogen *pEngine = Hydrogen::get_instance();
Song *pSong = pEngine->getSong();
PatternList *pPatternList = pSong->get_pattern_list();
Pattern *pNewPattern = new Pattern( trUtf8("Pattern %1").arg(pPatternList->size()+1));
PatternPropertiesDialog *pDialog = new PatternPropertiesDialog( this, pNewPattern, 0, true );
if ( pDialog->exec() == QDialog::Accepted ) {
SE_addEmptyPatternAction*action =
new SE_addEmptyPatternAction( pNewPattern->get_name() , pNewPattern->get_info(), pNewPattern->get_category(), pEngine->getSelectedPatternNumber()+1);
HydrogenApp::get_instance()->m_undoStack->push( action );
}
delete pNewPattern;
delete pDialog;
}
void MainForm::action_file_openPattern()
{
Hydrogen *engine = Hydrogen::get_instance();
Song *song = engine->getSong();
PatternList *pPatternList = song->get_pattern_list();
Instrument *instr = song->get_instrument_list()->get ( 0 );
assert ( instr );
QDir dirPattern( Preferences::get_instance()->getDataDirectory() + "/patterns" );
QFileDialog fd(this);
fd.setFileMode ( QFileDialog::ExistingFile );
fd.setFilter ( trUtf8 ( "Hydrogen Pattern (*.h2pattern)" ) );
fd.setDirectory ( dirPattern );
fd.setWindowTitle ( trUtf8 ( "Open Pattern" ) );
QString filename;
if ( fd.exec() == QDialog::Accepted )
{
filename = fd.selectedFiles().first();
}
QString patternname = filename;
LocalFileMng mng;
LocalFileMng fileMng;
Pattern* err = fileMng.loadPattern ( patternname );
if ( err == 0 )
{
_ERRORLOG( "Error loading the pattern" );
_ERRORLOG( patternname );
}
else
{
H2Core::Pattern *pNewPattern = err;
pPatternList->add ( pNewPattern );
song->__is_modified = true;
}
HydrogenApp::get_instance()->getSongEditorPanel()->updateAll();
}
void SongEditorPatternList::patternPopup_load()
{
Engine *engine = g_engine;
int tmpselectedpatternpos = engine->getSelectedPatternNumber();
T<Song>::shared_ptr song = engine->getSong();
PatternList *pPatternList = song->get_pattern_list();
T<Instrument>::shared_ptr instr = engine->get_sampler()->get_instrument_list()->get( 0 );
assert( instr );
QDir dirPattern( g_engine->get_preferences()->getDataDirectory() + "/patterns" );
std::auto_ptr<QFileDialog> fd( new QFileDialog );
fd->setFileMode(QFileDialog::ExistingFile);
fd->setFilter( trUtf8("Hydrogen Pattern (*.h2pattern)") );
fd->setDirectory(dirPattern );
fd->setWindowTitle( trUtf8( "Open Pattern" ) );
QString filename;
if (fd->exec() == QDialog::Accepted) {
filename = fd->selectedFiles().first();
}
else
{
return;
}
LocalFileMng mng(g_engine);
LocalFileMng fileMng(g_engine);
T<Pattern>::shared_ptr err = fileMng.loadPattern( filename );
if ( err == 0 ) {
ERRORLOG( "Error loading the pattern" );
}else{
T<Pattern>::shared_ptr pNewPattern = err;
pPatternList->add( pNewPattern );
song->set_modified( true );
createBackground();
update();
}
int listsize = pPatternList->get_size();
engine->setSelectedPatternNumber( listsize -1 );
T<Pattern>::shared_ptr pTemp = pPatternList->get( engine->getSelectedPatternNumber() );
pPatternList->replace( pPatternList->get( tmpselectedpatternpos ), listsize -1);
pPatternList->replace( pTemp, tmpselectedpatternpos );
listsize = pPatternList->get_size();
engine->setSelectedPatternNumber( listsize -1 );
patternPopup_delete();
engine->setSelectedPatternNumber( tmpselectedpatternpos );
CompositeApp::get_instance()->getSongEditorPanel()->updateAll();
}
void SoundLibraryPanel::on_patternLoadAction()
{
LocalFileMng mng;
QString patternName = __sound_library_tree->currentItem()->text( 0 ) + ".h2pattern";
QString drumkitname = __sound_library_tree->currentItem()->toolTip ( 0 );
Hydrogen *engine = Hydrogen::get_instance();
Song *song = engine->getSong();
PatternList *pPatternList = song->get_pattern_list();
QString sDirectory;
std::vector<QString> patternDirList = mng.getPatternDirList();
for (uint i = 0; i < patternDirList.size(); ++i) {
QString absPath = patternDirList[i];
mng.getPatternList( absPath );
}
std::vector<QString> allPatternDirList = mng.getallPatternList();
for (uint i = 0; i < allPatternDirList.size(); ++i) {
QString testName = allPatternDirList[i];
if( testName.contains( patternName ) && testName.contains( drumkitname )){
sDirectory = allPatternDirList[i];
}
}
Pattern* err = mng.loadPattern (sDirectory );
if ( err == 0 ) {
ERRORLOG( "Error loading the pattern" );
}
else {
H2Core::Pattern *pNewPattern = err;
pPatternList->add ( pNewPattern );
song->__is_modified = true;
}
HydrogenApp::get_instance()->getSongEditorPanel()->updateAll();
}
void SongEditorPatternList::patternPopup_properties()
{
Engine *engine = g_engine;
T<Song>::shared_ptr song = engine->getSong();
PatternList *patternList = song->get_pattern_list();
int nSelectedPattern = engine->getSelectedPatternNumber();
T<Tritium::Pattern>::shared_ptr pattern = patternList->get( nSelectedPattern );
PatternPropertiesDialog *dialog = new PatternPropertiesDialog(this, pattern, false);
if (dialog->exec() == QDialog::Accepted) {
// Engine *engine = g_engine;
// Song *song = engine->getSong();
song->set_modified( true );
g_engine->get_event_queue()->push_event( EVENT_SELECTED_PATTERN_CHANGED, -1 );
createBackground();
update();
}
delete dialog;
dialog = NULL;
}
void SongEditorPatternList::patternPopup_copy()
{
Engine *pEngine = g_engine;
T<Song>::shared_ptr pSong = pEngine->getSong();
PatternList *pPatternList = pSong->get_pattern_list();
int nSelectedPattern = pEngine->getSelectedPatternNumber();
T<Tritium::Pattern>::shared_ptr pPattern = pPatternList->get( nSelectedPattern );
T<Tritium::Pattern>::shared_ptr pNewPattern = pPattern->copy();
pPatternList->add( pNewPattern );
// rename the copied pattern
PatternPropertiesDialog *dialog = new PatternPropertiesDialog( this, pNewPattern, true );
if ( dialog->exec() == QDialog::Accepted ) {
pSong->set_modified( true );
pEngine->setSelectedPatternNumber(pPatternList->get_size() - 1); // select the last pattern (the copied one)
if (pSong->get_mode() == Song::PATTERN_MODE) {
pEngine->sequencer_setNextPattern( pPatternList->get_size() - 1, false, false ); // select the last pattern (the new copied pattern)
}
}
else {
pPatternList->del( pNewPattern );
pNewPattern.reset();
}
delete dialog;
CompositeApp::get_instance()->getSongEditorPanel()->updateAll();
}
/// Single click, select the next pattern
void SongEditorPatternList::mousePressEvent( QMouseEvent *ev )
{
int row = (ev->y() / m_nGridHeight);
Engine *engine = g_engine;
T<Song>::shared_ptr song = engine->getSong();
PatternList *patternList = song->get_pattern_list();
if ( row >= (int)patternList->get_size() ) {
return;
}
if ( (ev->button() == Qt::MidButton) || (ev->modifiers() == Qt::ControlModifier && ev->button() == Qt::RightButton) || (ev->modifiers() == Qt::ControlModifier && ev->button() == Qt::LeftButton) ){
togglePattern( row );
} else {
engine->setSelectedPatternNumber( row );
if (ev->button() == Qt::RightButton) {
/*
if ( song->getMode() == Song::PATTERN_MODE ) {
PatternList *pCurrentPatternList = engine->getCurrentPatternList();
if ( pCurrentPatternList->get_size() == 0 ) {
// nessun pattern e' attivo. seleziono subito questo.
pCurrentPatternList->add( patternList->get( row ) );
}
else {
engine->setNextPattern( row );
}
}
*/
m_pPatternPopup->popup( QPoint( ev->globalX(), ev->globalY() ) );
}
}
createBackground();
update();
}
void SongEditorPatternList::dropEvent(QDropEvent *event)
{
QString sText = event->mimeData()->text();
if( sText.startsWith("Songs:") || sText.startsWith("move instrument:") ){
event->acceptProposedAction();
return;
}
if (sText.startsWith("move pattern:")) {
Engine *engine = g_engine;
int nSourcePattern = engine->getSelectedPatternNumber();
int nTargetPattern = event->pos().y() / m_nGridHeight;
if ( nSourcePattern == nTargetPattern ) {
event->acceptProposedAction();
return;
}
movePatternLine( nSourcePattern , nTargetPattern );
event->acceptProposedAction();
}else {
PatternList *pPatternList = g_engine->getSong()->get_pattern_list();
QStringList tokens = sText.split( "::" );
QString sPatternName = tokens.at( 1 );
int nTargetPattern = event->pos().y() / m_nGridHeight;
LocalFileMng mng(g_engine);
T<Pattern>::shared_ptr err = mng.loadPattern( sPatternName );
if ( err == 0 ) {
ERRORLOG( "Error loading the pattern" );
}else{
T<Pattern>::shared_ptr pNewPattern = err;
pPatternList->add( pNewPattern );
for (int nPatr = pPatternList->get_size() +1 ; nPatr >= nTargetPattern; nPatr--) {
T<Tritium::Pattern>::shared_ptr pPattern = pPatternList->get(nPatr - 1);
pPatternList->replace( pPattern, nPatr );
}
pPatternList->replace( pNewPattern, nTargetPattern );
g_engine->getSong()->set_modified( true );
createBackground();
update();
}
CompositeApp::get_instance()->getSongEditorPanel()->updateAll();
event->acceptProposedAction();
}
}
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 SongEditorPatternList::fillRangeWithPattern(FillRange* pRange, int nPattern)
{
Engine *pEngine = g_engine;
g_engine->lock( RIGHT_HERE );
T<Song>::shared_ptr pSong = pEngine->getSong();
PatternList *pPatternList = pSong->get_pattern_list();
T<Tritium::Pattern>::shared_ptr pPattern = pPatternList->get( nPattern );
T<Song::pattern_group_t>::shared_ptr pColumns = pSong->get_pattern_group_vector(); // E' la lista di "colonne" di pattern
T<PatternList>::shared_ptr pColumn;
int nColumn, nColumnIndex;
bool bHasPattern = false;
int fromVal = pRange->fromVal - 1;
int toVal = pRange->toVal;
// Add patternlists to PatternGroupVector as necessary
int nDelta = toVal - pColumns->size() + 1;
for ( int i = 0; i < nDelta; i++ ) {
pColumn.reset( new PatternList() );
pColumns->push_back( pColumn );
}
// Fill or Clear each cell in range
for ( nColumn = fromVal; nColumn < toVal; nColumn++ ) {
// expand Pattern
pColumn = ( *pColumns )[ nColumn ];
bHasPattern = false;
// check whether the pattern (and column) already exists
for ( nColumnIndex = 0; pColumn && nColumnIndex < (int)pColumn->get_size(); nColumnIndex++) {
if ( pColumn->get( nColumnIndex ) == pPattern ) {
bHasPattern = true;
break;
}
}
if ( pRange->bInsert && !bHasPattern ) { //fill
pColumn->add( pPattern);
}
else if ( !pRange->bInsert && bHasPattern ) { // clear
pColumn->del( pPattern);
}
}
// remove all the empty patternlists at the end of the song
for ( int i = pColumns->size() - 1; i != 0 ; i-- ) {
T<PatternList>::shared_ptr pList = (*pColumns)[ i ];
int nSize = pList->get_size();
if ( nSize == 0 ) {
pColumns->erase( pColumns->begin() + i );
pList.reset();
}
else {
break;
}
}
g_engine->unlock();
// Update
pSong->set_modified( true );
}
void SMFWriter::save( const QString& sFilename, Song *pSong )
{
INFOLOG( "save" );
const int DRUM_CHANNEL = 9;
vector<SMFEvent*> eventList;
SMF smf;
// Standard MIDI format 1 files should have the first track being the tempo map
// which is a track that contains global meta events only.
SMFTrack *pTrack0 = new SMFTrack();
pTrack0->addEvent( new SMFCopyRightNoticeMetaEvent( pSong->__author , 0 ) );
pTrack0->addEvent( new SMFTrackNameMetaEvent( pSong->__name , 0 ) );
pTrack0->addEvent( new SMFSetTempoMetaEvent( pSong->__bpm , 0 ) );
pTrack0->addEvent( new SMFTimeSignatureMetaEvent( 4 , 4 , 24 , 8 , 0 ) );
smf.addTrack( pTrack0 );
// Standard MIDI Format 1 files should have note events in tracks =>2
SMFTrack *pTrack1 = new SMFTrack();
smf.addTrack( pTrack1 );
AutomationPath *vp = pSong->get_velocity_automation_path();
InstrumentList *iList = pSong->get_instrument_list();
// ogni pattern sara' una diversa traccia
int nTick = 1;
for ( unsigned nPatternList = 0 ;
nPatternList < pSong->get_pattern_group_vector()->size() ;
nPatternList++ ) {
// infoLog( "[save] pattern list pos: " + toString( nPatternList ) );
PatternList *pPatternList =
( *(pSong->get_pattern_group_vector()) )[ nPatternList ];
int nStartTicks = nTick;
int nMaxPatternLength = 0;
for ( unsigned nPattern = 0 ;
nPattern < pPatternList->size() ;
nPattern++ ) {
Pattern *pPattern = pPatternList->get( nPattern );
// infoLog( " |-> pattern: " + pPattern->getName() );
if ( ( int )pPattern->get_length() > nMaxPatternLength ) {
nMaxPatternLength = pPattern->get_length();
}
for ( unsigned nNote = 0; nNote < pPattern->get_length(); nNote++ ) {
const Pattern::notes_t* notes = pPattern->get_notes();
FOREACH_NOTE_CST_IT_BOUND(notes,it,nNote) {
Note *pNote = it->second;
if ( pNote ) {
float rnd = (float)rand()/(float)RAND_MAX;
if ( pNote->get_probability() < rnd ) {
continue;
}
float fPos = nPatternList + (float)nNote/(float)nMaxPatternLength;
float velocity_adjustment = vp->get_value(fPos);
int nVelocity =
(int)( 127.0 * pNote->get_velocity() * velocity_adjustment );
int nInstr = iList->index(pNote->get_instrument());
Instrument *pInstr = pNote->get_instrument();
int nPitch = pNote->get_midi_key();
eventList.push_back(
new SMFNoteOnEvent(
nStartTicks + nNote,
DRUM_CHANNEL,
nPitch,
nVelocity
)
);
int nLength = 12;
if ( pNote->get_length() != -1 ) {
nLength = pNote->get_length();
}
eventList.push_back(
new SMFNoteOffEvent(
nStartTicks + nNote + nLength,
DRUM_CHANNEL,
nPitch,
nVelocity
)
);
}
}
}
}
nTick += nMaxPatternLength;
}
void Sampler::setPlayingNotelength( Instrument* instrument, unsigned long ticks, unsigned long noteOnTick )
{
if ( instrument ) { // stop all notes using this instrument
Hydrogen *pEngine = Hydrogen::get_instance();
Song* mSong = pEngine->getSong();
int selectedpattern = pEngine->__get_selected_PatterNumber();
Pattern* currentPattern = NULL;
if ( mSong->get_mode() == Song::PATTERN_MODE ||
( pEngine->getState() != STATE_PLAYING )){
PatternList *pPatternList = mSong->get_pattern_list();
if ( ( selectedpattern != -1 )
&& ( selectedpattern < ( int )pPatternList->size() ) ) {
currentPattern = pPatternList->get( selectedpattern );
}
}else
{
std::vector<PatternList*> *pColumns = mSong->get_pattern_group_vector();
// Pattern *pPattern = NULL;
int pos = pEngine->getPatternPos() +1;
for ( int i = 0; i < pos; ++i ) {
PatternList *pColumn = ( *pColumns )[i];
currentPattern = pColumn->get( 0 );
}
}
if ( currentPattern ) {
int patternsize = currentPattern->get_length();
for ( unsigned nNote = 0; nNote < currentPattern->get_length(); nNote++ ) {
const Pattern::notes_t* notes = currentPattern->get_notes();
FOREACH_NOTE_CST_IT_BOUND(notes,it,nNote) {
Note *pNote = it->second;
if ( pNote!=NULL ) {
if( !Preferences::get_instance()->__playselectedinstrument ){
if ( pNote->get_instrument() == instrument
&& pNote->get_position() == noteOnTick ) {
AudioEngine::get_instance()->lock( RIGHT_HERE );
if ( ticks > patternsize )
ticks = patternsize - noteOnTick;
pNote->set_length( ticks );
Hydrogen::get_instance()->getSong()->__is_modified = true;
AudioEngine::get_instance()->unlock(); // unlock the audio engine
}
}else
{
if ( pNote->get_instrument() == pEngine->getSong()->get_instrument_list()->get( pEngine->getSelectedInstrumentNumber())
&& pNote->get_position() == noteOnTick ) {
AudioEngine::get_instance()->lock( RIGHT_HERE );
if ( ticks > patternsize )
ticks = patternsize - noteOnTick;
pNote->set_length( ticks );
Hydrogen::get_instance()->getSong()->__is_modified = true;
AudioEngine::get_instance()->unlock(); // unlock the audio engine
}
}
}
}
}
}
}
void BackProp::trainNetWork(PatternList patterns, int max_match, double threshold) {
/*** Back propagation algorithm to train the network
* @param counter, count how many iterations
* @param success, count how many successful nodes
* @param limit, the size of patterns
* @return value, the success nodes number
*/
int limit = patterns.getsize();
int counter = 0;
// int success = 0;
bool flag = true;
std::cout << "Total pattern number: " << limit << std::endl;
while (flag) {
std::cout << " . " << std::flush; // show the progress
// success = 0;
for (int i=0; i<limit; ++i) {
Pattern pattern = patterns.get(i);
// run the network
int size = pattern.getinputsize();
double *ret = (double *)malloc(size * sizeof(double));
this->_network->runNetWork(pattern.getinput(), ret);
// train the network
size = pattern.getoutputsize();
double * rawret = (double *)malloc(size * sizeof(double));
double * rets = (double *)malloc(size * sizeof(double));
double * truth = (double *)malloc(size * sizeof(double));
this->_network->trainNetWork(pattern.getoutput(), size, rawret);
// TODO: the first element is the threshold value, NEED to adjust in future.
// thresholdTransfer(threshold, pattern.getoutput(), size, truth);
// thresholdTransfer(threshold, rawret, size, rets);
// pattern.setTrained(true);
// for(int j=0; j<size; ++j) {
// if (rets[j] != truth[j]) {
// pattern.setTrained(false);
// break;
// }
// }
// // if pattern shown as expected, increase the successful node
// if (pattern.isTrained())
// ++success;
free (ret);
free (rawret);
free (rets);
free (truth);
}
// // make sure all nodes are successful
// if (success < limit)
// flag = true;
// else
// flag = false;
// // donot want the infinite loop, set the maximum iteration number
if (counter > this->iteration)
flag = false;
++counter;
}
std::cout << std::endl;
// following is for test purpose
// for (int i=0; i<limit; ++i) {
// Pattern pattern = patterns.get(i);
// int size = pattern.getinputsize();
// double *ret = (double *)malloc(sizeof(double));
// this->_network->runNetWork(pattern.getinput(), ret);
// for (int j=0; j<size; ++j) std::cout << pattern.getinput()[j] << ", ";
// std::cout << ret[0] << "\n";
// free (ret);
// }
// this->_network->printvalues();
// std::cout << "======\n";
// testing ends
return;
}
void SongEditor::mousePressEvent( QMouseEvent *ev )
{
if ( ev->x() < 10 ) {
return;
}
int nRow = ev->y() / m_nGridHeight;
int nColumn = ( (int)ev->x() - 10 ) / (int)m_nGridWidth;
if ( ev->modifiers() == Qt::ControlModifier ) {
DEBUGLOG( "[mousePressEvent] CTRL pressed!" );
m_bIsCtrlPressed = true;
}
else {
m_bIsCtrlPressed = false;
}
Engine *pEngine = g_engine;
T<Song>::shared_ptr pSong = pEngine->getSong();
PatternList *pPatternList = pSong->get_pattern_list();
// don't lock the audio driver before checking that...
if ( nRow >= (int)pPatternList->get_size() || nRow < 0 || nColumn < 0 ) { return; }
g_engine->lock( RIGHT_HERE );
SongEditorActionMode actionMode = CompositeApp::get_instance()->getSongEditorPanel()->getActionMode();
if ( actionMode == SELECT_ACTION ) {
bool bOverExistingPattern = false;
for ( uint i = 0; i < m_selectedCells.size(); i++ ) {
QPoint cell = m_selectedCells[ i ];
if ( cell.x() == nColumn && cell.y() == nRow ) {
bOverExistingPattern = true;
break;
}
}
if ( bOverExistingPattern ) {
// MOVE PATTERNS
// DEBUGLOG( "[mousePressEvent] Move patterns" );
m_bIsMoving = true;
m_bShowLasso = false;
m_movingCells = m_selectedCells;
m_clickPoint.setX( nColumn );
m_clickPoint.setY( nRow );
}
else {
// DEBUGLOG( "[mousePressEvent] Select patterns" );
// select patterns
m_bShowLasso = true;
m_lasso.setCoords( ev->x(), ev->y(), ev->x(), ev->y() );
setCursor( QCursor( Qt::CrossCursor ) );
m_selectedCells.clear();
m_selectedCells.push_back( QPoint( nColumn, nRow ) );
}
}
else if ( actionMode == DRAW_ACTION ) {
T<Tritium::Pattern>::shared_ptr pPattern = pPatternList->get( nRow );
T<Song::pattern_group_t>::shared_ptr pColumns = pSong->get_pattern_group_vector(); // E' la lista di "colonne" di pattern
if ( nColumn < (int)pColumns->size() ) {
T<PatternList>::shared_ptr pColumn = ( *pColumns )[ nColumn ];
bool bFound = false;
unsigned nColumnIndex = 0;
for ( nColumnIndex = 0; nColumnIndex < pColumn->get_size(); nColumnIndex++) {
if ( pColumn->get( nColumnIndex ) == pPattern ) { // il pattern e' gia presente
bFound = true;
break;
}
}
if ( bFound ) {
// DELETE PATTERN
// DEBUGLOG( "[mousePressEvent] delete pattern" );
pColumn->del( nColumnIndex );
// elimino le colonne vuote
for ( int i = pColumns->size() - 1; i >= 0; i-- ) {
T<PatternList>::shared_ptr pColumn = ( *pColumns )[ i ];
if ( pColumn->get_size() == 0 ) {
pColumns->erase( pColumns->begin() + i );
pColumn.reset();
}
else {
break;
}
}
}
else {
if ( nColumn < (int)pColumns->size() ) {
// ADD PATTERN
// DEBUGLOG( "[mousePressEvent] add pattern" );
m_selectedCells.clear();
pColumn->add( pPattern );
}
}
}
else {
// ADD PATTERN (with spaces..)
m_selectedCells.clear();
int nSpaces = nColumn - pColumns->size();
// DEBUGLOG( "[mousePressEvent] add pattern (with " + to_string( nSpaces ) + " spaces)" );
T<PatternList>::shared_ptr pColumn( new PatternList() );
pColumns->push_back( pColumn );
for ( int i = 0; i < nSpaces; i++ ) {
pColumn.reset( new PatternList() );
pColumns->push_back( pColumn );
}
pColumn->add( pPattern );
}
pSong->set_modified( true );
}
g_engine->unlock();
// update
m_bSequenceChanged = true;
update();
}
void SongEditor::mouseMoveEvent(QMouseEvent *ev)
{
int nRow = ev->y() / m_nGridHeight;
int nColumn = ( (int)ev->x() - 10 ) / (int)m_nGridWidth;
PatternList *pPatternList = g_engine->getSong()->get_pattern_list();
T<Song::pattern_group_t>::shared_ptr pColumns = g_engine->getSong()->get_pattern_group_vector();
if ( m_bIsMoving ) {
// WARNINGLOG( "[mouseMoveEvent] Move patterns not implemented yet" );
int nRowDiff = nRow - m_clickPoint.y();
int nColumnDiff = nColumn - m_clickPoint.x();
// DEBUGLOG( "[mouseMoveEvent] row diff: "+ to_string( nRowDiff ) );
// DEBUGLOG( "[mouseMoveEvent] col diff: "+ to_string( nColumnDiff ) );
for ( int i = 0; i < (int)m_movingCells.size(); i++ ) {
QPoint cell = m_movingCells[ i ];
m_movingCells[ i ].setX( m_selectedCells[ i ].x() + nColumnDiff );
m_movingCells[ i ].setY( m_selectedCells[ i ].y() + nRowDiff );
}
m_bSequenceChanged = true;
update();
return;
}
if ( m_bShowLasso ) {
// SELECTION
setCursor( QCursor( Qt::CrossCursor ) );
int x = ev->x();
int y = ev->y();
if ( x < 0 ) {
x = 0;
}
if ( y < 0 ) {
y = 0;
}
m_lasso.setBottomRight( QPoint( x, y ) );
// aggiorno la lista di celle selezionate
m_selectedCells.clear();
int nStartColumn = (int)( ( m_lasso.left() - 10.0 ) / m_nGridWidth );
int nEndColumn = nColumn;
if ( nStartColumn > nEndColumn ) {
int nTemp = nEndColumn;
nEndColumn = nStartColumn;
nStartColumn = nTemp;
}
int nStartRow = m_lasso.top() / m_nGridHeight;
int nEndRow = nRow;
if ( nStartRow > nEndRow ) {
int nTemp = nEndRow;
nEndRow = nStartRow;
nStartRow = nTemp;
}
for ( int nRow = nStartRow; nRow <= nEndRow; nRow++ ) {
for ( int nCol = nStartColumn; nCol <= nEndColumn; nCol++ ) {
if ( nRow >= (int)pPatternList->get_size() || nRow < 0 || nCol < 0 ) {
return;
}
T<Tritium::Pattern>::shared_ptr pPattern = pPatternList->get( nRow );
if ( nCol < (int)pColumns->size() ) {
T<PatternList>::shared_ptr pColumn = ( *pColumns )[ nCol ];
for ( uint i = 0; i < pColumn->get_size(); i++) {
if ( pColumn->get(i) == pPattern ) { // esiste un pattern in questa posizione
m_selectedCells.push_back( QPoint( nCol, nRow ) );
}
}
}
}
}
m_bSequenceChanged = true;
update();
}
}
void SongEditor::mouseReleaseEvent( QMouseEvent * /*ev*/ )
{
Engine *pEngine = g_engine;
PatternList *pPatternList = pEngine->getSong()->get_pattern_list();
T<Song::pattern_group_t>::shared_ptr pColumns = pEngine->getSong()->get_pattern_group_vector();
if ( m_bIsMoving ) { // fine dello spostamento dei pattern
g_engine->lock( RIGHT_HERE );
// create the new patterns
for ( uint i = 0; i < m_movingCells.size(); i++ ) {
QPoint cell = m_movingCells[ i ];
if ( cell.x() < 0 || cell.y() < 0 || cell.y() >= (int)pPatternList->get_size() ) {
// skip
continue;
}
// aggiungo un pattern per volta
T<PatternList>::shared_ptr pColumn;
if ( cell.x() < (int)pColumns->size() ) {
pColumn = (*pColumns)[ cell.x() ];
}
else {
// creo dei patternlist vuoti
int nSpaces = cell.x() - pColumns->size();
for ( int i = 0; i <= nSpaces; i++ ) {
pColumn.reset( new PatternList() );
pColumns->push_back( pColumn );
}
}
pColumn->add( pPatternList->get( cell.y() ) );
}
if ( m_bIsCtrlPressed ) { // COPY
}
else { // MOVE
// remove the old patterns
for ( uint i = 0; i < m_selectedCells.size(); i++ ) {
QPoint cell = m_selectedCells[ i ];
T<PatternList>::shared_ptr pColumn;
if ( cell.x() < (int)pColumns->size() ) {
pColumn = (*pColumns)[ cell.x() ];
}
else {
pColumn.reset( new PatternList() );
pColumns->push_back( pColumn );
}
pColumn->del(pPatternList->get( cell.y() ) );
}
}
// remove the empty patternlist at the end of the song
for ( int i = pColumns->size() - 1; i != 0 ; i-- ) {
T<PatternList>::shared_ptr pList = (*pColumns)[ i ];
int nSize = pList->get_size();
if ( nSize == 0 ) {
pColumns->erase( pColumns->begin() + i );
pList.reset();
}
else {
break;
}
}
pEngine->getSong()->set_modified( true );
g_engine->unlock();
m_bIsMoving = false;
m_movingCells.clear();
m_selectedCells.clear();
}
setCursor( QCursor( Qt::ArrowCursor ) );
m_bShowLasso = false;
m_bSequenceChanged = true;
m_bIsCtrlPressed = false;
update();
}
void SongEditorPatternList::patternPopup_delete()
{
Engine *pEngine = g_engine;
// int state = engine->get_transport()->get_state();
// // per ora non lascio possibile la cancellazione del pattern durante l'esecuzione
// // da togliere quando correggo il bug
// if (state == PLAYING) {
// QMessageBox::information( this, "Composite", trUtf8("Can't delete the pattern while the audio engine is playing"));
// return;
// }
if ( pEngine->getSong()->get_mode() == Song::PATTERN_MODE ) {
pEngine->sequencer_setNextPattern( -1, false, false ); // reimposto il prossimo pattern a NULL, altrimenti viene scelto quello che sto distruggendo ora...
}
// pEngine->sequencer_stop();
// "lock engine" I am not sure, but think this is unnecessarily. -wolke-
// g_engine->lock( RIGHT_HERE );
T<Song>::shared_ptr song = pEngine->getSong();
PatternList *pSongPatternList = song->get_pattern_list();
T<Pattern>::shared_ptr pattern = pSongPatternList->get( pEngine->getSelectedPatternNumber() );
DEBUGLOG( QString("[patternPopup_delete] Delete pattern: %1 @%2").arg(pattern->get_name()).arg( (long)pattern.get() ) );
pSongPatternList->del(pattern);
T<Song::pattern_group_t>::shared_ptr patternGroupVect = song->get_pattern_group_vector();
uint i = 0;
while (i < patternGroupVect->size() ) {
T<PatternList>::shared_ptr list = (*patternGroupVect)[i];
uint j = 0;
while ( j < list->get_size() ) {
T<Tritium::Pattern>::shared_ptr pOldPattern = list->get( j );
if (pOldPattern == pattern ) {
list->del( j );
continue;
}
j++;
}
// for (uint j = 0; j < list->get_size(); j++) {
// Pattern *pOldPattern = list->get( j );
// if (pOldPattern == pattern ) {
// list->del( j );
// }
// }
/* if (list->get_size() == 0 ) {
patternGroupVect->erase( patternGroupVect->begin() + i );
delete list;
list = NULL;
}
else {
*/ i++;
// }
}
T<PatternList>::shared_ptr list = pEngine->getCurrentPatternList();
list->del( pattern );
// se esiste, seleziono il primo pattern
if ( pSongPatternList->get_size() > 0 ) {
T<Tritium::Pattern>::shared_ptr pFirstPattern = pSongPatternList->get( 0 );
list->add( pFirstPattern );
// Cambio due volte...cosi' il pattern editor viene costretto ad aggiornarsi
pEngine->setSelectedPatternNumber( -1 );
pEngine->setSelectedPatternNumber( 0 );
}
else {
// there's no patterns..
T<Pattern>::shared_ptr emptyPattern = Pattern::get_empty_pattern();
emptyPattern->set_name( trUtf8("Pattern 1") );
emptyPattern->set_category( trUtf8("not_categorized") );
pSongPatternList->add( emptyPattern );
pEngine->setSelectedPatternNumber( -1 );
pEngine->setSelectedPatternNumber( 0 );
}
pattern.reset();
song->set_modified( true );
// "unlock" I am not sure, but think this is unnecessarily. -wolke-
// g_engine->unlock();
( CompositeApp::get_instance() )->getSongEditorPanel()->updateAll();
}
void* diskWriterDriver_thread( void* param )
{
Object* __object = ( Object* )param;
DiskWriterDriver *pDriver = ( DiskWriterDriver* )param;
EventQueue::get_instance()->push_event( EVENT_PROGRESS, 0 );
pDriver->setBpm( Hydrogen::get_instance()->getSong()->__bpm );
pDriver->audioEngine_process_checkBPMChanged();
__INFOLOG( "DiskWriterDriver thread start" );
// always rolling, no user interaction
pDriver->m_transport.m_status = TransportInfo::ROLLING;
SF_INFO soundInfo;
soundInfo.samplerate = pDriver->m_nSampleRate;
// soundInfo.frames = -1;//getNFrames(); ///\todo: da terminare
soundInfo.channels = 2;
//default format
int sfformat = 0x010000; //wav format (default)
int bits = 0x0002; //16 bit PCM (default)
//sf_format switch
if( pDriver->m_sFilename.endsWith(".aiff") || pDriver->m_sFilename.endsWith(".AIFF") ){
sfformat = 0x020000; //Apple/SGI AIFF format (big endian)
}
if( pDriver->m_sFilename.endsWith(".flac") || pDriver->m_sFilename.endsWith(".FLAC") ){
sfformat = 0x170000; //FLAC lossless file format
}
if( ( pDriver->m_nSampleDepth == 8 ) && ( pDriver->m_sFilename.endsWith(".aiff") || pDriver->m_sFilename.endsWith(".AIFF") ) ){
bits = 0x0001; //Signed 8 bit data works with aiff
}
if( ( pDriver->m_nSampleDepth == 8 ) && ( pDriver->m_sFilename.endsWith(".wav") || pDriver->m_sFilename.endsWith(".WAV") ) ){
bits = 0x0005; //Unsigned 8 bit data needed for Microsoft WAV format
}
if( pDriver->m_nSampleDepth == 16 ){
bits = 0x0002; //Signed 16 bit data
}
if( pDriver->m_nSampleDepth == 24 ){
bits = 0x0003; //Signed 24 bit data
}
if( pDriver->m_nSampleDepth == 32 ){
bits = 0x0004; ////Signed 32 bit data
}
soundInfo.format = sfformat|bits;
// #ifdef HAVE_OGGVORBIS
//ogg vorbis option
if( pDriver->m_sFilename.endsWith( ".ogg" ) | pDriver->m_sFilename.endsWith( ".OGG" ) )
soundInfo.format = SF_FORMAT_OGG | SF_FORMAT_VORBIS;
// #endif
///formats
// SF_FORMAT_WAV = 0x010000, /* Microsoft WAV format (little endian). */
// SF_FORMAT_AIFF = 0x020000, /* Apple/SGI AIFF format (big endian). */
// SF_FORMAT_AU = 0x030000, /* Sun/NeXT AU format (big endian). */
// SF_FORMAT_RAW = 0x040000, /* RAW PCM data. */
// SF_FORMAT_PAF = 0x050000, /* Ensoniq PARIS file format. */
// SF_FORMAT_SVX = 0x060000, /* Amiga IFF / SVX8 / SV16 format. */
// SF_FORMAT_NIST = 0x070000, /* Sphere NIST format. */
// SF_FORMAT_VOC = 0x080000, /* VOC files. */
// SF_FORMAT_IRCAM = 0x0A0000, /* Berkeley/IRCAM/CARL */
// SF_FORMAT_W64 = 0x0B0000, /* Sonic Foundry's 64 bit RIFF/WAV */
// SF_FORMAT_MAT4 = 0x0C0000, /* Matlab (tm) V4.2 / GNU Octave 2.0 */
// SF_FORMAT_MAT5 = 0x0D0000, /* Matlab (tm) V5.0 / GNU Octave 2.1 */
// SF_FORMAT_PVF = 0x0E0000, /* Portable Voice Format */
// SF_FORMAT_XI = 0x0F0000, /* Fasttracker 2 Extended Instrument */
// SF_FORMAT_HTK = 0x100000, /* HMM Tool Kit format */
// SF_FORMAT_SDS = 0x110000, /* Midi Sample Dump Standard */
// SF_FORMAT_AVR = 0x120000, /* Audio Visual Research */
// SF_FORMAT_WAVEX = 0x130000, /* MS WAVE with WAVEFORMATEX */
// SF_FORMAT_SD2 = 0x160000, /* Sound Designer 2 */
// SF_FORMAT_FLAC = 0x170000, /* FLAC lossless file format */
// SF_FORMAT_CAF = 0x180000, /* Core Audio File format */
// SF_FORMAT_OGG
///bits
// SF_FORMAT_PCM_S8 = 0x0001, /* Signed 8 bit data */
// SF_FORMAT_PCM_16 = 0x0002, /* Signed 16 bit data */
// SF_FORMAT_PCM_24 = 0x0003, /* Signed 24 bit data */
// SF_FORMAT_PCM_32 = 0x0004, /* Signed 32 bit data */
///used for ogg
// SF_FORMAT_VORBIS
if ( !sf_format_check( &soundInfo ) ) {
__ERRORLOG( "Error in soundInfo" );
return 0;
}
SNDFILE* m_file = sf_open( pDriver->m_sFilename.toLocal8Bit(), SFM_WRITE, &soundInfo );
float *pData = new float[ pDriver->m_nBufferSize * 2 ]; // always stereo
float *pData_L = pDriver->m_pOut_L;
float *pData_R = pDriver->m_pOut_R;
Hydrogen* engine = Hydrogen::get_instance();
std::vector<PatternList*> *pPatternColumns = Hydrogen::get_instance()->getSong()->get_pattern_group_vector();
int nColumns = pPatternColumns->size();
int nPatternSize;
int validBpm = engine->getSong()->__bpm;
float oldBPM = 0;
float ticksize = 0;
for ( int patternposition = 0; patternposition < nColumns; ++patternposition ) {
PatternList *pColumn = ( *pPatternColumns )[ patternposition ];
if ( pColumn->size() != 0 ) {
nPatternSize = pColumn->get( 0 )->get_length();
} else {
nPatternSize = MAX_NOTES;
}
ticksize = pDriver->m_nSampleRate * 60.0 / engine->getSong()->__bpm / engine->getSong()->__resolution;
// check pattern bpm if timeline bpm is in use
Timeline* pTimeline = engine->getTimeline();
if(Preferences::get_instance()->getUseTimelineBpm() ){
if( pTimeline->m_timelinevector.size() >= 1 ){
for ( int t = 0; t < pTimeline->m_timelinevector.size(); t++){
if(pTimeline->m_timelinevector[t].m_htimelinebeat == patternposition &&
pTimeline->m_timelinevector[t].m_htimelinebpm != validBpm){
validBpm = pTimeline->m_timelinevector[t].m_htimelinebpm;
}
}
}
pDriver->setBpm(validBpm);
ticksize = pDriver->m_nSampleRate * 60.0 / validBpm / Hydrogen::get_instance()->getSong()->__resolution;
pDriver->audioEngine_process_checkBPMChanged();
engine->setPatternPos(patternposition);
// delay needed time to calculate all rubberband samples
if( Preferences::get_instance()->getRubberBandBatchMode() && validBpm != oldBPM ){
EventQueue::get_instance()->push_event( EVENT_RECALCULATERUBBERBAND, -1);
int sleepTime = Preferences::get_instance()->getRubberBandCalcTime()+1;
while ((sleepTime = sleep(sleepTime)) > 0);
}
oldBPM = validBpm;
}
else
{
ticksize = pDriver->m_nSampleRate * 60.0 / Hydrogen::get_instance()->getSong()->__bpm / Hydrogen::get_instance()->getSong()->__resolution;
//pDriver->m_transport.m_nTickSize = ticksize;
}
//here we have the pattern length in frames dependent from bpm and samplerate
unsigned patternLengthInFrames = ticksize * nPatternSize;
unsigned frameNumber = 0;
int lastRun = 0;
while ( frameNumber < patternLengthInFrames ) {
int usedBuffer = pDriver->m_nBufferSize;
//this will calculate the the size from -last- (end of pattern) used frame buffer,
//which is mostly smaller than pDriver->m_nBufferSize
if( patternLengthInFrames - frameNumber < pDriver->m_nBufferSize ){
lastRun = patternLengthInFrames - frameNumber;
usedBuffer = lastRun;
};
frameNumber += usedBuffer;
int ret = pDriver->m_processCallback( usedBuffer, NULL );
for ( unsigned i = 0; i < usedBuffer; i++ ) {
if(pData_L[i] > 1){
pData[i * 2] = 1;
}
else if(pData_L[i] < -1){
pData[i * 2] = -1;
}else
{
pData[i * 2] = pData_L[i];
}
if(pData_R[i] > 1){
pData[i * 2 + 1] = 1;
}
else if(pData_R[i] < -1){
pData[i * 2 + 1] = -1;
}else
{
pData[i * 2 + 1] = pData_R[i];
}
}
int res = sf_writef_float( m_file, pData, usedBuffer );
if ( res != ( int )usedBuffer ) {
__ERRORLOG( "Error during sf_write_float" );
}
}
// this progress bar methode is not exact but ok enough to give users a usable visible progress feedback
float fPercent = ( float )(patternposition +1) / ( float )nColumns * 100.0;
EventQueue::get_instance()->push_event( EVENT_PROGRESS, ( int )fPercent );
}
delete[] pData;
pData = NULL;
sf_close( m_file );
__INFOLOG( "DiskWriterDriver thread end" );
pthread_exit( NULL );
return NULL;
}
