void MarkerMapper::fillBuffer()
{
resize(0);
Composition& comp = m_doc->getComposition();
Composition::markercontainer &marks = comp.getMarkers();
for (Composition::markerconstiterator i = marks.begin();
i != marks.end(); ++i) {
std::string metaMessage = (*i)->getName();
RealTime eventTime = comp.getElapsedRealTime((*i)->getTime());
#ifdef DEBUG_MARKER_MAPPER
SEQUENCER_DEBUG
<< "MarkerMapper::fillBuffer inserting marker message"
<< metaMessage
<< "at" << eventTime
<< endl;
#endif
MappedEvent e;
e.setType(MappedEvent::Marker);
e.setEventTime(eventTime);
e.addDataString(metaMessage);
mapAnEvent(&e);
}
}
void MetronomeMapper::fillBuffer()
{
//RG_DEBUG << "fillBuffer(): instrument is " << m_metronome->getInstrument();
Q_ASSERT_X(capacity() >= static_cast<int>(m_ticks.size()),
"MetronomeMapper::fillBuffer()",
"Buffer capacity is too small.");
Composition &composition = m_doc->getComposition();
const RealTime tickDuration(0, 100000000);
int index = 0;
// For each tick
for (TickContainer::iterator tick = m_ticks.begin();
tick != m_ticks.end();
++tick) {
//RG_DEBUG << "fillBuffer(): velocity = " << int(velocity);
RealTime eventTime = composition.getElapsedRealTime(tick->first);
MappedEvent e;
if (tick->second == MidiTimingClockTick) {
e = MappedEvent(0, // Instrument ID is irrelevant
MappedEvent::MidiSystemMessage);
e.setData1(MIDI_TIMING_CLOCK);
e.setEventTime(eventTime);
} else {
MidiByte velocity;
MidiByte pitch;
switch (tick->second) {
case BarTick:
velocity = m_metronome->getBarVelocity();
pitch = m_metronome->getBarPitch();
break;
case BeatTick:
velocity = m_metronome->getBeatVelocity();
pitch = m_metronome->getBeatPitch();
break;
case SubBeatTick:
velocity = m_metronome->getSubBeatVelocity();
pitch = m_metronome->getSubBeatPitch();
break;
case MidiTimingClockTick:
default:
RG_WARNING << "fillBuffer(): Unexpected tick type";
}
e = MappedEvent(m_metronome->getInstrument(),
MappedEvent::MidiNoteOneShot,
pitch,
velocity,
eventTime,
tickDuration,
RealTime::zeroTime); // audioStartMarker
}
// Add the event to the buffer.
getBuffer()[index] = e;
++index;
}
//RG_DEBUG << "fillBuffer(): capacity: " << capacity();
//RG_DEBUG << " Total events written: " << index;
resize(index);
m_channelManager.reallocateEternalChannel();
m_channelManager.setDirty();
}