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Song.cpp
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/*
* Song.cpp - root of the model tree
*
* Copyright (c) 2004-2014 Tobias Doerffel <tobydox/at/users.sourceforge.net>
*
* This file is part of LMMS - https://lmms.io
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public
* License along with this program (see COPYING); if not, write to the
* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301 USA.
*
*/
#include "Song.h"
#include <QTextStream>
#include <QCoreApplication>
#include <QDebug>
#include <QFile>
#include <QMessageBox>
#include <algorithm>
#include <cmath>
#include "AutomationTrack.h"
#include "AutomationEditor.h"
#include "ConfigManager.h"
#include "ControllerRackView.h"
#include "ControllerConnection.h"
#include "EnvelopeAndLfoParameters.h"
#include "Mixer.h"
#include "MixerView.h"
#include "GuiApplication.h"
#include "ExportFilter.h"
#include "InstrumentTrack.h"
#include "Keymap.h"
#include "NotePlayHandle.h"
#include "MidiClip.h"
#include "PatternEditor.h"
#include "PatternStore.h"
#include "PatternTrack.h"
#include "PianoRoll.h"
#include "ProjectJournal.h"
#include "ProjectNotes.h"
#include "Scale.h"
#include "SongEditor.h"
#include "TimeLineWidget.h"
#include "PeakController.h"
namespace lmms
{
tick_t TimePos::s_ticksPerBar = DefaultTicksPerBar;
Song::Song() :
TrackContainer(),
m_globalAutomationTrack( dynamic_cast<AutomationTrack *>(
Track::create( Track::HiddenAutomationTrack,
this ) ) ),
m_tempoModel( DefaultTempo, MinTempo, MaxTempo, this, tr( "Tempo" ) ),
m_timeSigModel( this ),
m_oldTicksPerBar( DefaultTicksPerBar ),
m_masterVolumeModel( 100, 0, 200, this, tr( "Master volume" ) ),
m_masterPitchModel( 0, -12, 12, this, tr( "Master pitch" ) ),
m_nLoadingTrack( 0 ),
m_fileName(),
m_oldFileName(),
m_modified( false ),
m_loadOnLaunch( true ),
m_recording( false ),
m_exporting( false ),
m_exportLoop( false ),
m_renderBetweenMarkers( false ),
m_playing( false ),
m_paused( false ),
m_savingProject( false ),
m_loadingProject( false ),
m_isCancelled( false ),
m_playMode( Mode_None ),
m_length( 0 ),
m_midiClipToPlay( nullptr ),
m_loopMidiClip( false ),
m_elapsedTicks( 0 ),
m_elapsedBars( 0 ),
m_loopRenderCount(1),
m_loopRenderRemaining(1),
m_oldAutomatedValues()
{
for (double& millisecondsElapsed : m_elapsedMilliSeconds) { millisecondsElapsed = 0; }
connect( &m_tempoModel, SIGNAL(dataChanged()),
this, SLOT(setTempo()), Qt::DirectConnection );
connect( &m_tempoModel, SIGNAL(dataUnchanged()),
this, SLOT(setTempo()), Qt::DirectConnection );
connect( &m_timeSigModel, SIGNAL(dataChanged()),
this, SLOT(setTimeSignature()), Qt::DirectConnection );
connect( Engine::audioEngine(), SIGNAL(sampleRateChanged()), this,
SLOT(updateFramesPerTick()));
connect( &m_masterVolumeModel, SIGNAL(dataChanged()),
this, SLOT(masterVolumeChanged()), Qt::DirectConnection );
/* connect( &m_masterPitchModel, SIGNAL(dataChanged()),
this, SLOT(masterPitchChanged()));*/
qRegisterMetaType<lmms::Note>( "lmms::Note" );
setType( SongContainer );
for (auto& scale : m_scales) {scale = std::make_shared<Scale>();}
for (auto& keymap : m_keymaps) {keymap = std::make_shared<Keymap>();}
}
Song::~Song()
{
m_playing = false;
delete m_globalAutomationTrack;
}
void Song::masterVolumeChanged()
{
Engine::audioEngine()->setMasterGain( m_masterVolumeModel.value() / 100.0f );
}
void Song::setTempo()
{
Engine::audioEngine()->requestChangeInModel();
const auto tempo = (bpm_t)m_tempoModel.value();
PlayHandleList & playHandles = Engine::audioEngine()->playHandles();
for (const auto& playHandle : playHandles)
{
auto nph = dynamic_cast<NotePlayHandle*>(playHandle);
if( nph && !nph->isReleased() )
{
nph->lock();
nph->resize( tempo );
nph->unlock();
}
}
Engine::audioEngine()->doneChangeInModel();
Engine::updateFramesPerTick();
m_vstSyncController.setTempo( tempo );
emit tempoChanged( tempo );
}
void Song::setTimeSignature()
{
TimePos::setTicksPerBar( ticksPerBar() );
emit timeSignatureChanged( m_oldTicksPerBar, ticksPerBar() );
emit dataChanged();
m_oldTicksPerBar = ticksPerBar();
m_vstSyncController.setTimeSignature(
getTimeSigModel().getNumerator(), getTimeSigModel().getDenominator() );
}
void Song::savePos()
{
gui::TimeLineWidget* tl = m_playPos[m_playMode].m_timeLine;
if( tl != nullptr )
{
tl->savePos( m_playPos[m_playMode] );
}
}
void Song::processNextBuffer()
{
m_vstSyncController.setPlaybackJumped(false);
// If nothing is playing, there is nothing to do
if (!m_playing) { return; }
// At the beginning of the song, we have to reset the LFOs
if (m_playMode == Mode_PlaySong && getPlayPos() == 0)
{
EnvelopeAndLfoParameters::instances()->reset();
}
TrackList trackList;
int clipNum = -1; // The number of the clip that will be played
// Determine the list of tracks to play and the clip number
switch (m_playMode)
{
case Mode_PlaySong:
trackList = tracks();
break;
case Mode_PlayPattern:
if (Engine::patternStore()->numOfPatterns() > 0)
{
clipNum = Engine::patternStore()->currentPattern();
trackList.push_back(PatternTrack::findPatternTrack(clipNum));
}
break;
case Mode_PlayMidiClip:
if (m_midiClipToPlay)
{
clipNum = m_midiClipToPlay->getTrack()->getClipNum(m_midiClipToPlay);
trackList.push_back(m_midiClipToPlay->getTrack());
}
break;
default:
return;
}
// If we have no tracks to play, there is nothing to do
if (trackList.empty()) { return; }
// If the playback position is outside of the range [begin, end), move it to
// begin and inform interested parties.
// Returns true if the playback position was moved, else false.
const auto enforceLoop = [this](const TimePos& begin, const TimePos& end)
{
if (getPlayPos() < begin || getPlayPos() >= end)
{
setToTime(begin);
m_vstSyncController.setPlaybackJumped(true);
emit updateSampleTracks();
return true;
}
return false;
};
const auto timeline = getPlayPos().m_timeLine;
const auto loopEnabled = !m_exporting && timeline && timeline->loopPointsEnabled();
// Ensure playback begins within the loop if it is enabled
if (loopEnabled) { enforceLoop(timeline->loopBegin(), timeline->loopEnd()); }
// Inform VST plugins if the user moved the play head
if (getPlayPos().jumped())
{
m_vstSyncController.setPlaybackJumped(true);
getPlayPos().setJumped(false);
}
const auto framesPerTick = Engine::framesPerTick();
const auto framesPerPeriod = Engine::audioEngine()->framesPerPeriod();
f_cnt_t frameOffsetInPeriod = 0;
while (frameOffsetInPeriod < framesPerPeriod)
{
auto frameOffsetInTick = getPlayPos().currentFrame();
// If a whole tick has elapsed, update the frame and tick count, and check any loops
if (frameOffsetInTick >= framesPerTick)
{
// Transfer any whole ticks from the frame count to the tick count
const auto elapsedTicks = static_cast<int>(frameOffsetInTick / framesPerTick);
getPlayPos().setTicks(getPlayPos().getTicks() + elapsedTicks);
frameOffsetInTick -= elapsedTicks * framesPerTick;
getPlayPos().setCurrentFrame(frameOffsetInTick);
// If we are playing a pattern track, or a MIDI clip with no loop enabled,
// loop back to the beginning when we reach the end
if (m_playMode == Mode_PlayPattern)
{
enforceLoop(TimePos{0}, TimePos{Engine::patternStore()->lengthOfCurrentPattern(), 0});
}
else if (m_playMode == Mode_PlayMidiClip && m_loopMidiClip && !loopEnabled)
{
enforceLoop(TimePos{0}, m_midiClipToPlay->length());
}
// Handle loop points, and inform VST plugins of the loop status
if (loopEnabled || (m_loopRenderRemaining > 1 && getPlayPos() >= timeline->loopBegin()))
{
m_vstSyncController.startCycle(
timeline->loopBegin().getTicks(), timeline->loopEnd().getTicks());
// Loop if necessary, and decrement the remaining loops if we did
if (enforceLoop(timeline->loopBegin(), timeline->loopEnd())
&& m_loopRenderRemaining > 1)
{
m_loopRenderRemaining--;
}
}
else
{
m_vstSyncController.stopCycle();
}
}
const f_cnt_t framesUntilNextPeriod = framesPerPeriod - frameOffsetInPeriod;
const auto framesUntilNextTick = static_cast<f_cnt_t>(std::ceil(framesPerTick - frameOffsetInTick));
// We want to proceed to the next buffer or tick, whichever is closer
const auto framesToPlay = std::min(framesUntilNextPeriod, framesUntilNextTick);
if (frameOffsetInPeriod == 0)
{
// First frame of buffer: update VST sync position.
// This must be done after we've corrected the frame/tick count,
// but before actually playing any frames.
m_vstSyncController.setAbsolutePosition(getPlayPos().getTicks()
+ getPlayPos().currentFrame() / static_cast<double>(framesPerTick));
m_vstSyncController.update();
}
if (static_cast<f_cnt_t>(frameOffsetInTick) == 0)
{
// First frame of tick: process automation and play tracks
processAutomations(trackList, getPlayPos(), framesToPlay);
for (const auto track : trackList)
{
track->play(getPlayPos(), framesToPlay, frameOffsetInPeriod, clipNum);
}
}
// Update frame counters
frameOffsetInPeriod += framesToPlay;
frameOffsetInTick += framesToPlay;
getPlayPos().setCurrentFrame(frameOffsetInTick);
m_elapsedMilliSeconds[m_playMode] += TimePos::ticksToMilliseconds(framesToPlay / framesPerTick, getTempo());
m_elapsedBars = m_playPos[Mode_PlaySong].getBar();
m_elapsedTicks = (m_playPos[Mode_PlaySong].getTicks() % ticksPerBar()) / 48;
}
}
void Song::processAutomations(const TrackList &tracklist, TimePos timeStart, fpp_t)
{
AutomatedValueMap values;
QSet<const AutomatableModel*> recordedModels;
TrackContainer* container = this;
int clipNum = -1;
switch (m_playMode)
{
case Mode_PlaySong:
break;
case Mode_PlayPattern:
{
Q_ASSERT(tracklist.size() == 1);
Q_ASSERT(tracklist.at(0)->type() == Track::PatternTrack);
auto patternTrack = dynamic_cast<PatternTrack*>(tracklist.at(0));
container = Engine::patternStore();
clipNum = patternTrack->patternIndex();
}
break;
default:
return;
}
values = container->automatedValuesAt(timeStart, clipNum);
TrackList tracks = container->tracks();
Track::clipVector clips;
for (Track* track : tracks)
{
if (track->type() == Track::AutomationTrack) {
track->getClipsInRange(clips, 0, timeStart);
}
}
// Process recording
for (Clip* clip : clips)
{
auto p = dynamic_cast<AutomationClip *>(clip);
TimePos relTime = timeStart - p->startPosition();
if (p->isRecording() && relTime >= 0 && relTime < p->length())
{
const AutomatableModel* recordedModel = p->firstObject();
p->recordValue(relTime, recordedModel->value<float>());
recordedModels << recordedModel;
}
}
// Checks if an automated model stopped being automated by automation clip
// so we can move the control back to any connected controller again
for (auto it = m_oldAutomatedValues.begin(); it != m_oldAutomatedValues.end(); it++)
{
AutomatableModel * am = it.key();
if (am->controllerConnection() && !values.contains(am))
{
am->setUseControllerValue(true);
}
}
m_oldAutomatedValues = values;
// Apply values
for (auto it = values.begin(); it != values.end(); it++)
{
if (! recordedModels.contains(it.key()))
{
it.key()->setAutomatedValue(it.value());
}
else if (!it.key()->useControllerValue())
{
it.key()->setUseControllerValue(true);
}
}
}
void Song::setModified(bool value)
{
if( !m_loadingProject && m_modified != value)
{
m_modified = value;
emit modified();
}
}
bool Song::isExportDone() const
{
return !isExporting() || m_playPos[m_playMode] >= m_exportSongEnd;
}
int Song::getExportProgress() const
{
TimePos pos = m_playPos[m_playMode];
if (pos >= m_exportSongEnd)
{
return 100;
}
else if (pos <= m_exportSongBegin)
{
return 0;
}
else if (pos >= m_exportLoopEnd)
{
pos = (m_exportLoopBegin-m_exportSongBegin) + (m_exportLoopEnd - m_exportLoopBegin) *
m_loopRenderCount + (pos - m_exportLoopEnd);
}
else if ( pos >= m_exportLoopBegin )
{
pos = (m_exportLoopBegin-m_exportSongBegin) + ((m_exportLoopEnd - m_exportLoopBegin) *
(m_loopRenderCount - m_loopRenderRemaining)) + (pos - m_exportLoopBegin);
}
else
{
pos = (pos - m_exportSongBegin);
}
return (float)pos/(float)m_exportEffectiveLength*100.0f;
}
void Song::playSong()
{
m_recording = false;
if( isStopped() == false )
{
stop();
}
m_playMode = Mode_PlaySong;
m_playing = true;
m_paused = false;
m_vstSyncController.setPlaybackState( true );
savePos();
emit playbackStateChanged();
}
void Song::record()
{
m_recording = true;
// TODO: Implement
}
void Song::playAndRecord()
{
playSong();
m_recording = true;
}
void Song::playPattern()
{
if( isStopped() == false )
{
stop();
}
m_playMode = Mode_PlayPattern;
m_playing = true;
m_paused = false;
m_vstSyncController.setPlaybackState( true );
savePos();
emit playbackStateChanged();
}
void Song::playMidiClip( const MidiClip* midiClipToPlay, bool loop )
{
if( isStopped() == false )
{
stop();
}
m_midiClipToPlay = midiClipToPlay;
m_loopMidiClip = loop;
if( m_midiClipToPlay != nullptr )
{
m_playMode = Mode_PlayMidiClip;
m_playing = true;
m_paused = false;
}
savePos();
emit playbackStateChanged();
}
void Song::updateLength()
{
m_length = 0;
m_tracksMutex.lockForRead();
for (auto track : tracks())
{
if (m_exporting && track->isMuted())
{
continue;
}
const bar_t cur = track->length();
if( cur > m_length )
{
m_length = cur;
}
}
m_tracksMutex.unlock();
emit lengthChanged( m_length );
}
void Song::setPlayPos( tick_t ticks, PlayModes playMode )
{
tick_t ticksFromPlayMode = m_playPos[playMode].getTicks();
m_elapsedTicks += ticksFromPlayMode - ticks;
m_elapsedMilliSeconds[playMode] += TimePos::ticksToMilliseconds( ticks - ticksFromPlayMode, getTempo() );
m_playPos[playMode].setTicks( ticks );
m_playPos[playMode].setCurrentFrame( 0.0f );
m_playPos[playMode].setJumped( true );
// send a signal if playposition changes during playback
if( isPlaying() )
{
emit playbackPositionChanged();
emit updateSampleTracks();
}
}
void Song::togglePause()
{
if( m_paused == true )
{
m_playing = true;
m_paused = false;
}
else
{
m_playing = false;
m_paused = true;
Engine::audioEngine()->clear();
}
m_vstSyncController.setPlaybackState( m_playing );
emit playbackStateChanged();
}
void Song::stop()
{
// do not stop/reset things again if we're stopped already
if( m_playMode == Mode_None )
{
return;
}
using gui::TimeLineWidget;
// To avoid race conditions with the processing threads
Engine::audioEngine()->requestChangeInModel();
TimeLineWidget * tl = m_playPos[m_playMode].m_timeLine;
m_paused = false;
m_recording = true;
if( tl )
{
switch( tl->behaviourAtStop() )
{
case TimeLineWidget::BackToZero:
m_playPos[m_playMode].setTicks(0);
m_elapsedMilliSeconds[m_playMode] = 0;
break;
case TimeLineWidget::BackToStart:
if( tl->savedPos() >= 0 )
{
m_playPos[m_playMode].setTicks(tl->savedPos().getTicks());
setToTime(tl->savedPos());
tl->savePos( -1 );
}
break;
case TimeLineWidget::KeepStopPosition:
break;
}
}
else
{
m_playPos[m_playMode].setTicks( 0 );
m_elapsedMilliSeconds[m_playMode] = 0;
}
m_playing = false;
m_elapsedMilliSeconds[Mode_None] = m_elapsedMilliSeconds[m_playMode];
m_playPos[Mode_None].setTicks(m_playPos[m_playMode].getTicks());
m_playPos[m_playMode].setCurrentFrame( 0 );
m_vstSyncController.setPlaybackState( m_exporting );
m_vstSyncController.setAbsolutePosition(
m_playPos[m_playMode].getTicks()
+ m_playPos[m_playMode].currentFrame()
/ (double) Engine::framesPerTick() );
// remove all note-play-handles that are active
Engine::audioEngine()->clear();
// Moves the control of the models that were processed on the last frame
// back to their controllers.
for (auto it = m_oldAutomatedValues.begin(); it != m_oldAutomatedValues.end(); it++)
{
AutomatableModel * am = it.key();
am->setUseControllerValue(true);
}
m_oldAutomatedValues.clear();
m_playMode = Mode_None;
Engine::audioEngine()->doneChangeInModel();
emit stopped();
emit playbackStateChanged();
}
void Song::startExport()
{
stop();
m_exporting = true;
updateLength();
if (m_renderBetweenMarkers)
{
m_exportSongBegin = m_exportLoopBegin = m_playPos[Mode_PlaySong].m_timeLine->loopBegin();
m_exportSongEnd = m_exportLoopEnd = m_playPos[Mode_PlaySong].m_timeLine->loopEnd();
m_playPos[Mode_PlaySong].setTicks( m_playPos[Mode_PlaySong].m_timeLine->loopBegin().getTicks() );
}
else
{
m_exportSongEnd = TimePos(m_length, 0);
// Handle potentially ridiculous loop points gracefully.
if (m_loopRenderCount > 1 && m_playPos[Mode_PlaySong].m_timeLine->loopEnd() > m_exportSongEnd)
{
m_exportSongEnd = m_playPos[Mode_PlaySong].m_timeLine->loopEnd();
}
if (!m_exportLoop)
m_exportSongEnd += TimePos(1,0);
m_exportSongBegin = TimePos(0,0);
// FIXME: remove this check once we load timeline in headless mode
if (m_playPos[Mode_PlaySong].m_timeLine)
{
m_exportLoopBegin = m_playPos[Mode_PlaySong].m_timeLine->loopBegin() < m_exportSongEnd &&
m_playPos[Mode_PlaySong].m_timeLine->loopEnd() <= m_exportSongEnd ?
m_playPos[Mode_PlaySong].m_timeLine->loopBegin() : TimePos(0,0);
m_exportLoopEnd = m_playPos[Mode_PlaySong].m_timeLine->loopBegin() < m_exportSongEnd &&
m_playPos[Mode_PlaySong].m_timeLine->loopEnd() <= m_exportSongEnd ?
m_playPos[Mode_PlaySong].m_timeLine->loopEnd() : TimePos(0,0);
}
m_playPos[Mode_PlaySong].setTicks( 0 );
}
m_exportEffectiveLength = (m_exportLoopBegin - m_exportSongBegin) + (m_exportLoopEnd - m_exportLoopBegin)
* m_loopRenderCount + (m_exportSongEnd - m_exportLoopEnd);
m_loopRenderRemaining = m_loopRenderCount;
playSong();
m_vstSyncController.setPlaybackState( true );
}
void Song::stopExport()
{
stop();
m_exporting = false;
m_vstSyncController.setPlaybackState( m_playing );
}
void Song::insertBar()
{
m_tracksMutex.lockForRead();
for (Track* track: tracks())
{
// FIXME journal batch of tracks instead of each track individually
if (track->numOfClips() > 0) { track->addJournalCheckPoint(); }
track->insertBar(m_playPos[Mode_PlaySong]);
}
m_tracksMutex.unlock();
}
void Song::removeBar()
{
m_tracksMutex.lockForRead();
for (Track* track: tracks())
{
// FIXME journal batch of tracks instead of each track individually
if (track->numOfClips() > 0) { track->addJournalCheckPoint(); }
track->removeBar(m_playPos[Mode_PlaySong]);
}
m_tracksMutex.unlock();
}
void Song::addPatternTrack()
{
Track * t = Track::create(Track::PatternTrack, this);
Engine::patternStore()->setCurrentPattern(dynamic_cast<PatternTrack*>(t)->patternIndex());
}
void Song::addSampleTrack()
{
( void )Track::create( Track::SampleTrack, this );
}
void Song::addAutomationTrack()
{
( void )Track::create( Track::AutomationTrack, this );
}
bpm_t Song::getTempo()
{
return ( bpm_t )m_tempoModel.value();
}
AutomatedValueMap Song::automatedValuesAt(TimePos time, int clipNum) const
{
return TrackContainer::automatedValuesFromTracks(TrackList{m_globalAutomationTrack} << tracks(), time, clipNum);
}
void Song::clearProject()
{
using gui::getGUI;
Engine::projectJournal()->setJournalling( false );
if( m_playing )
{
stop();
}
for( int i = 0; i < Mode_Count; i++ )
{
setPlayPos( 0, ( PlayModes )i );
}
Engine::audioEngine()->requestChangeInModel();
if( getGUI() != nullptr && getGUI()->patternEditor() )
{
getGUI()->patternEditor()->m_editor->clearAllTracks();
}
if( getGUI() != nullptr && getGUI()->songEditor() )
{
getGUI()->songEditor()->m_editor->clearAllTracks();
}
if( getGUI() != nullptr && getGUI()->mixerView() )
{
getGUI()->mixerView()->clear();
}
QCoreApplication::sendPostedEvents();
Engine::patternStore()->clearAllTracks();
clearAllTracks();
Engine::mixer()->clear();
if( getGUI() != nullptr && getGUI()->automationEditor() )
{
getGUI()->automationEditor()->setCurrentClip( nullptr );
}
if( getGUI() != nullptr && getGUI()->pianoRoll() )
{
getGUI()->pianoRoll()->reset();
}
m_tempoModel.reset();
m_masterVolumeModel.reset();
m_masterPitchModel.reset();
m_timeSigModel.reset();
// Clear the m_oldAutomatedValues AutomatedValueMap
m_oldAutomatedValues.clear();
AutomationClip::globalAutomationClip( &m_tempoModel )->clear();
AutomationClip::globalAutomationClip( &m_masterVolumeModel )->
clear();
AutomationClip::globalAutomationClip( &m_masterPitchModel )->
clear();
Engine::audioEngine()->doneChangeInModel();
if( getGUI() != nullptr && getGUI()->getProjectNotes() )
{
getGUI()->getProjectNotes()->clear();
}
removeAllControllers();
emit dataChanged();
Engine::projectJournal()->clearJournal();
Engine::projectJournal()->setJournalling( true );
}
// create new file
void Song::createNewProject()
{
QString defaultTemplate = ConfigManager::inst()->userTemplateDir()
+ "default.mpt";
if( QFile::exists( defaultTemplate ) )
{
createNewProjectFromTemplate( defaultTemplate );
return;
}
defaultTemplate = ConfigManager::inst()->factoryProjectsDir()
+ "templates/default.mpt";
if( QFile::exists( defaultTemplate ) )
{
createNewProjectFromTemplate( defaultTemplate );
return;
}
m_loadingProject = true;
clearProject();
Engine::projectJournal()->setJournalling( false );
m_oldFileName = "";
setProjectFileName("");
Track * t;
t = Track::create( Track::InstrumentTrack, this );
dynamic_cast<InstrumentTrack * >( t )->loadInstrument(
"tripleoscillator" );
t = Track::create(Track::InstrumentTrack, Engine::patternStore());
dynamic_cast<InstrumentTrack * >( t )->loadInstrument(
"kicker" );
Track::create( Track::SampleTrack, this );
Track::create( Track::PatternTrack, this );
Track::create( Track::AutomationTrack, this );
m_tempoModel.setInitValue( DefaultTempo );
m_timeSigModel.reset();
m_masterVolumeModel.setInitValue( 100 );
m_masterPitchModel.setInitValue( 0 );
QCoreApplication::instance()->processEvents();
m_loadingProject = false;
Engine::patternStore()->updateAfterTrackAdd();
Engine::projectJournal()->setJournalling( true );
QCoreApplication::sendPostedEvents();
setModified(false);
m_loadOnLaunch = false;
}
void Song::createNewProjectFromTemplate( const QString & templ )
{
loadProject( templ );
// clear file-name so that user doesn't overwrite template when
// saving...
m_oldFileName = "";
setProjectFileName("");
// update window title