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
}
///
/// 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::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 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* 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;
}
