void BpmControl::slotUpdatedTrackBeats() {
TrackPointer pTrack = m_pTrack;
if (pTrack) {
resetSyncAdjustment();
m_pBeats = pTrack->getBeats();
}
}
// called from an engine worker thread
void BpmControl::trackLoaded(TrackPointer pNewTrack) {
if (m_pTrack) {
disconnect(m_pTrack.get(), &Track::beatsUpdated,
this, &BpmControl::slotUpdatedTrackBeats);
}
// reset for a new track
resetSyncAdjustment();
if (pNewTrack) {
m_pTrack = pNewTrack;
m_pBeats = m_pTrack->getBeats();
connect(m_pTrack.get(), &Track::beatsUpdated,
this, &BpmControl::slotUpdatedTrackBeats);
} else {
m_pTrack.reset();
m_pBeats.clear();
}
}
void BpmControl::trackLoaded(TrackPointer pNewTrack, TrackPointer pOldTrack) {
Q_UNUSED(pOldTrack);
if (m_pTrack) {
disconnect(m_pTrack.get(), SIGNAL(beatsUpdated()),
this, SLOT(slotUpdatedTrackBeats()));
}
// reset for a new track
resetSyncAdjustment();
if (pNewTrack) {
m_pTrack = pNewTrack;
m_pBeats = m_pTrack->getBeats();
connect(m_pTrack.get(), SIGNAL(beatsUpdated()),
this, SLOT(slotUpdatedTrackBeats()));
} else {
m_pTrack.reset();
m_pBeats.clear();
}
}
void BpmControl::slotFileBpmChanged(double file_bpm) {
// Adjust the file-bpm with the current setting of the rate to get the
// engine BPM. We only do this for SYNC_NONE decks because EngineSync will
// set our BPM if the file BPM changes. See SyncControl::fileBpmChanged().
//qDebug() << "BpmControl::slotFileBpmChanged" << file_bpm;
BeatsPointer pBeats = m_pBeats;
if (pBeats) {
const double beats_bpm =
pBeats->getBpmAroundPosition(
getSampleOfTrack().current, kLocalBpmSpan);
if (beats_bpm != -1) {
m_pLocalBpm->set(beats_bpm);
} else {
m_pLocalBpm->set(file_bpm);
}
} else {
m_pLocalBpm->set(file_bpm);
}
resetSyncAdjustment();
}
void BpmControl::slotFileBpmChanged(double bpm) {
Q_UNUSED(bpm);
// Adjust the file-bpm with the current setting of the rate to get the
// engine BPM. We only do this for SYNC_NONE decks because EngineSync will
// set our BPM if the file BPM changes. See SyncControl::fileBpmChanged().
if (m_pBeats) {
const double beats_bpm =
m_pBeats->getBpmAroundPosition(getCurrentSample(),
kLocalBpmSpan);
if (beats_bpm != -1) {
m_pLocalBpm->set(beats_bpm);
} else {
m_pLocalBpm->set(bpm);
}
} else {
m_pLocalBpm->set(bpm);
}
if (getSyncMode() == SYNC_NONE) {
slotUpdateEngineBpm();
}
resetSyncAdjustment();
}
void BpmControl::slotUpdatedTrackBeats() {
if (m_pTrack) {
resetSyncAdjustment();
m_pBeats = m_pTrack->getBeats();
}
}