+MidiStateTracker::track (const uint8_t* evbuf)
+{
+ const uint8_t type = evbuf[0] & 0xF0;
+ const uint8_t chan = evbuf[0] & 0x0F;
+ switch (type) {
+ case MIDI_CTL_ALL_NOTES_OFF:
+ reset();
+ break;
+ case MIDI_CMD_NOTE_ON:
+ add(evbuf[1], chan);
+ break;
+ case MIDI_CMD_NOTE_OFF:
+ remove(evbuf[1], chan);
+ break;
+ }
+}
+
+void
+MidiStateTracker::resolve_notes (MidiBuffer &dst, samplepos_t time)