Merge branch 'stable-1.1'

Conflicts:
	include/AutomatableModel.h
	include/FxMixer.h
	src/core/FxMixer.cpp
	src/gui/widgets/caption_menu.cpp
	src/tracks/InstrumentTrack.cpp

src/core/AutomatableModel.cpp

@@ -47,6 +47,7 @@ AutomatableModel::AutomatableModel( DataType type,
 	m_step( step ),
 	m_range( max - min ),
 	m_centerValue( m_minValue ),
+	m_valueChanged( false ),
 	m_setValueDepth( 0 ),
 	m_hasStrictStepSize( false ),
 	m_hasLinkedModels( false ),
@@ -240,6 +241,7 @@ void AutomatableModel::setValue( const float value )
 				(*it)->setJournalling( journalling );
 			}
 		}
+		m_valueChanged = true;
 		emit dataChanged();
 	}
 	else
@@ -334,6 +336,7 @@ void AutomatableModel::setAutomatedValue( const float value )
 				(*it)->setAutomatedValue( value );
 			}
 		}
+		m_valueChanged = true;
 		emit dataChanged();
 	}
 	--m_setValueDepth;
@@ -478,6 +481,7 @@ void AutomatableModel::setControllerConnection( ControllerConnection* c )
 	{
 		QObject::connect( m_controllerConnection, SIGNAL( valueChanged() ), this, SIGNAL( dataChanged() ) );
 		QObject::connect( m_controllerConnection, SIGNAL( destroyed() ), this, SLOT( unlinkControllerConnection() ) );
+		m_valueChanged = true;
 		emit dataChanged();
 	}
 }

src/core/FxMixer.cpp

@@ -70,7 +70,8 @@ FxChannel::FxChannel( int idx, Model * _parent ) :
 	m_name(),
 	m_lock(),
 	m_channelIndex( idx ),
-	m_queued( false )
+	m_queued( false ),
+	m_dependenciesMet( 0 )
 {
 	engine::mixer()->clearAudioBuffer( m_buffer,
 					engine::mixer()->framesPerPeriod() );
@@ -85,6 +86,27 @@ FxChannel::~FxChannel()
 }
 
 
+inline void FxChannel::processed()
+{
+	foreach( FxRoute * receiverRoute, m_sends )
+	{
+		if( receiverRoute->receiver()->m_muted == false )
+		{
+			receiverRoute->receiver()->incrementDeps();
+		}
+	}
+}
+
+void FxChannel::incrementDeps()
+{
+	m_dependenciesMet.ref();
+	if( m_dependenciesMet >= m_receives.size() )
+	{
+		m_queued = true;
+		MixerWorkerThread::addJob( this );
+		m_dependenciesMet = 0;
+	}
+}
 
 void FxChannel::unmuteForSolo()
 {
@@ -107,25 +129,14 @@ void FxChannel::doProcessing( sampleFrame * _buf )
 	// <tobydox> this improves cache hit rate
 	_buf = m_buffer;
 
-	if( m_muteModel.value() == false )
+	if( m_muted == false )
 	{
-		// OK, we are not muted, so we go recursively through all the channels
-		// which send to us (our children)...
 		foreach( FxRoute * senderRoute, m_receives )
 		{
 			FxChannel * sender = senderRoute->sender();
 			FloatModel * sendModel = senderRoute->amount();
 			if( ! sendModel ) qFatal( "Error: no send model found from %d to %d", senderRoute->senderIndex(), m_channelIndex );
 
-			// wait for the sender job - either it's just been queued yet,
-			// then ThreadableJob::process() will process it now within this
-			// thread - otherwise it has been is is being processed by another
-			// thread and we just have to wait for it to finish
-			while( sender->state() != ThreadableJob::Done )
-			{
-				sender->process();
-			}
-
 			if( sender->m_hasInput || sender->m_stillRunning )
 			{
 				// figure out if we're getting sample-exact input
@@ -158,20 +169,28 @@ void FxChannel::doProcessing( sampleFrame * _buf )
 				m_hasInput = true;
 			}
 		}
+
+
+		const float v = m_volumeModel.value();
+
+		if( m_hasInput )
+		{
+			// only start fxchain when we have input...
+			m_fxChain.startRunning();
+		}
+		
+		m_stillRunning = m_fxChain.processAudioBuffer( _buf, fpp, m_hasInput );
+
+		m_peakLeft = qMax( m_peakLeft, engine::mixer()->peakValueLeft( _buf, fpp ) * v );
+		m_peakRight = qMax( m_peakRight, engine::mixer()->peakValueRight( _buf, fpp ) * v );
 	}
-
-	const float v = m_volumeModel.value();
-
-	if( m_hasInput )
+	else
 	{
-		// only start fxchain when we have input...
-		m_fxChain.startRunning();
+		m_peakLeft = m_peakRight = 0.0f;
 	}
 	
-	m_stillRunning = m_fxChain.processAudioBuffer( _buf, fpp, m_hasInput );
-
-	m_peakLeft = qMax( m_peakLeft, engine::mixer()->peakValueLeft( _buf, fpp ) * v );
-	m_peakRight = qMax( m_peakRight, engine::mixer()->peakValueRight( _buf, fpp ) * v );
+	// increment dependency counter of all receivers 
+	processed();
 }
 
 
@@ -456,11 +475,9 @@ void FxMixer::deleteChannelSend( FxRoute * route )
 bool FxMixer::isInfiniteLoop( fx_ch_t sendFrom, fx_ch_t sendTo )
 {
 	if( sendFrom == sendTo ) return true;
-	//m_sendsMutex.lock();
 	FxChannel * from = m_fxChannels[sendFrom];
 	FxChannel * to = m_fxChannels[sendTo];
 	bool b = checkInfiniteLoop( from, to );
-	//m_sendsMutex.unlock();
 	return b;
 }
 
@@ -538,42 +555,38 @@ void FxMixer::prepareMasterMix()
 
 
 
-void FxMixer::addChannelLeaf( FxChannel * ch, sampleFrame * buf )
-{
-	// if we're muted or this channel is seen already, discount it
-	if( ch->m_queued )
-	{
-		return;
-	}
-
-	foreach( FxRoute * senderRoute, ch->m_receives )
-	{
-		addChannelLeaf( senderRoute->sender(), buf );
-	}
-
-	// add this channel to job list
-	ch->m_queued = true;
-	MixerWorkerThread::addJob( ch );
-}
-
-
-
 void FxMixer::masterMix( sampleFrame * _buf )
 {
 	const int fpp = engine::mixer()->framesPerPeriod();
 
-	// recursively loop through channel dependency chain
-	// and add all channels to job list that have no dependencies
-	// when the channel completes it will check its parent to see if it needs
-	// to be processed.
-	//m_sendsMutex.lock();
-	MixerWorkerThread::resetJobQueue( MixerWorkerThread::JobQueue::Dynamic );
-	addChannelLeaf( m_fxChannels[0], _buf );
-	while( m_fxChannels[0]->state() != ThreadableJob::Done )
+	if( m_sendsMutex.tryLock() )
 	{
-		MixerWorkerThread::startAndWaitForJobs();
+		// add the channels that have no dependencies (no incoming senders, ie. no receives)
+		// to the jobqueue. The channels that have receives get added when their senders get processed, which
+		// is detected by dependency counting.
+		// also instantly add all muted channels as they don't need to care about their senders, and can just increment the deps of
+		// their recipients right away.
+		MixerWorkerThread::resetJobQueue( MixerWorkerThread::JobQueue::Dynamic );
+		foreach( FxChannel * ch, m_fxChannels )
+		{
+			ch->m_muted = ch->m_muteModel.value();
+			if( ch->m_muted ) // instantly "process" muted channels
+			{
+				ch->processed();
+				ch->done();
+			}
+			else if( ch->m_receives.size() == 0 )
+			{
+				ch->m_queued = true;
+				MixerWorkerThread::addJob( ch );
+			}
+		}
+		while( m_fxChannels[0]->state() != ThreadableJob::Done )
+		{
+			MixerWorkerThread::startAndWaitForJobs();
+		}
+		m_sendsMutex.unlock();
 	}
-	//m_sendsMutex.unlock();
 
 	// handle sample-exact data in master volume fader
 	ValueBuffer * volBuf = m_fxChannels[0]->m_volumeModel.valueBuffer();

src/core/track.cpp

@@ -1044,7 +1044,7 @@ void trackContentWidget::updateBackground()
 	// draw lines
 	pmp.setPen( QPen( QColor( 0, 0, 0, 160 ), 1 ) );
 	// horizontal line
-	pmp.drawLine( 0, 0, w*2, 0 );
+	pmp.drawLine( 0, h-1, w*2, h-1 );
 
 	// vertical lines
 	for( float x = 0; x < w * 2; x += ppt )

src/gui/widgets/ControllerView.cpp

@@ -176,14 +176,12 @@ void ControllerView::modelChanged()
 
 void ControllerView::contextMenuEvent( QContextMenuEvent * )
 {
-	QPointer<captionMenu> contextMenu = new captionMenu( model()->displayName() );
+	QPointer<captionMenu> contextMenu = new captionMenu( model()->displayName(), this );
 	contextMenu->addAction( embed::getIconPixmap( "cancel" ),
 						tr( "&Remove this plugin" ),
 						this, SLOT( deleteController() ) );
 	contextMenu->addSeparator();
-	contextMenu->addAction( embed::getIconPixmap( "help" ),
-						tr( "&Help" ),
-						this, SLOT( displayHelp() ) );
+	contextMenu->addHelpAction();
 	contextMenu->exec( QCursor::pos() );
 	delete contextMenu;
 }

src/gui/widgets/EffectView.cpp

@@ -245,7 +245,7 @@ void EffectView::closeEffects()
 
 void EffectView::contextMenuEvent( QContextMenuEvent * )
 {
-	QPointer<captionMenu> contextMenu = new captionMenu( model()->displayName() );
+	QPointer<captionMenu> contextMenu = new captionMenu( model()->displayName(), this );
 	contextMenu->addAction( embed::getIconPixmap( "arp_up" ),
 						tr( "Move &up" ),
 						this, SLOT( moveUp() ) );
@@ -257,9 +257,7 @@ void EffectView::contextMenuEvent( QContextMenuEvent * )
 						tr( "&Remove this plugin" ),
 						this, SLOT( deletePlugin() ) );
 	contextMenu->addSeparator();
-	contextMenu->addAction( embed::getIconPixmap( "help" ),
-						tr( "&Help" ),
-						this, SLOT( displayHelp() ) );
+	contextMenu->addHelpAction();
 	contextMenu->exec( QCursor::pos() );
 	delete contextMenu;
 }

src/gui/widgets/FxLine.cpp

@@ -183,7 +183,7 @@ void FxLine::mouseDoubleClickEvent( QMouseEvent * )
 void FxLine::contextMenuEvent( QContextMenuEvent * )
 {
 	FxMixer * mix = engine::fxMixer();
-	QPointer<captionMenu> contextMenu = new captionMenu( mix->effectChannel( m_channelIndex )->m_name );
+	QPointer<captionMenu> contextMenu = new captionMenu( mix->effectChannel( m_channelIndex )->m_name, this );
 	if( m_channelIndex != 0 ) // no move-options in master 
 	{
 		contextMenu->addAction( tr( "Move &left" ),	this, SLOT( moveChannelLeft() ) );
@@ -199,9 +199,7 @@ void FxLine::contextMenuEvent( QContextMenuEvent * )
 		contextMenu->addSeparator();
 	}
 	
-	contextMenu->addAction( embed::getIconPixmap( "help" ),
-						tr( "&Help" ),
-						this, SLOT( displayHelp() ) );
+	contextMenu->addHelpAction();
 	contextMenu->exec( QCursor::pos() );
 	delete contextMenu;
 }

src/gui/widgets/caption_menu.cpp

@@ -24,6 +24,7 @@
 
 
 #include "caption_menu.h"
+#include "embed.h"
 
 
 
@@ -45,6 +46,19 @@ captionMenu::~captionMenu()
 
 
 
+void captionMenu::addHelpAction()
+{
+	QWidget* parent = (QWidget*) this->parent();
 
+	if (parent == NULL)
+		return;
 
-
+	if (! parent->whatsThis().isEmpty()) {
+		addAction( embed::getIconPixmap( "help" ), tr( "&Help" ),
+							parent, SLOT( displayHelp() ) );
+	}
+	else {
+		QAction* helpAction = addAction( embed::getIconPixmap("help"), tr("Help (not available)") );
+		helpAction->setDisabled(true);
+	}
+}

src/gui/widgets/knob.cpp

@@ -481,11 +481,10 @@ void knob::contextMenuEvent( QContextMenuEvent * )
 	// an QApplication::restoreOverrideCursor()-call...
 	mouseReleaseEvent( NULL );
 
-	captionMenu contextMenu( model()->displayName() );
+	captionMenu contextMenu( model()->displayName(), this );
 	addDefaultActions( &contextMenu );
 	contextMenu.addSeparator();
-	contextMenu.addAction( embed::getIconPixmap( "help" ), tr( "&Help" ),
-						this, SLOT( displayHelp() ) );
+	contextMenu.addHelpAction();
 	contextMenu.exec( QCursor::pos() );
 }
 

src/gui/widgets/tempo_sync_knob.cpp

@@ -83,7 +83,7 @@ void TempoSyncKnob::contextMenuEvent( QContextMenuEvent * )
 {
 	mouseReleaseEvent( NULL );
 
-	captionMenu contextMenu( model()->displayName() );
+	captionMenu contextMenu( model()->displayName(), this );
 	addDefaultActions( &contextMenu );
 	contextMenu.addSeparator();
 	
@@ -147,9 +147,7 @@ void TempoSyncKnob::contextMenuEvent( QContextMenuEvent * )
 
 	}
 
-	contextMenu.addSeparator();
-	contextMenu.addAction( embed::getIconPixmap( "help" ), tr( "&Help" ),
-						this, SLOT( displayHelp() ) );
+	contextMenu.addHelpAction();
 	contextMenu.exec( QCursor::pos() );
 	
 	delete syncMenu;

src/tracks/InstrumentTrack.cpp

@@ -806,6 +806,7 @@ void InstrumentTrack::loadTrackSpecificSettings( const QDomElement & thisElement
 		}
 		node = node.nextSibling();
 	}
+	updatePitchRange();
 	unlock();
 }
 
@@ -1585,10 +1586,3 @@ void InstrumentTrackWindow::loadSettings( const QDomElement& thisElement )
 		m_itv->m_tlb->setChecked( true );
 	}
 }
-
-
-
-
-
-
-