// determines if this midi lane is exactly the same as an existing one
// otherwise add it
private int AddMidiLane(MidiLane midiLane)
{
foreach (var m in MidiLanes)
{
var duplicate = false;
if (m.MidiEvents.Count == midiLane.MidiEvents.Count)
{
duplicate = true;
for (var i = 0; i < m.MidiEvents.Count; i++)
{
if (m.MidiEvents[i].Note != midiLane.MidiEvents[i].Note ||
m.MidiEvents[i].Velocity != midiLane.MidiEvents[i].Velocity ||
m.MidiEvents[i].Type != midiLane.MidiEvents[i].Type ||
m.MidiEvents[i].TimeFromLastEvent != midiLane.MidiEvents[i].TimeFromLastEvent)
{
duplicate = false;
break;
}
}
}
if (duplicate)
{
if (midiLane.MidiEvents.Count > 0)
{
midiLaneDupes++;
}
return(MidiLanes.IndexOf(m));
}
}
MidiLanes.Add(midiLane);
return(MidiLanes.IndexOf(midiLane));
}
// restructures song elements int indexes lists
public void Restructure(ILog logger)
{
// make list of all devices
foreach (var t in Tracks)
{
foreach (var d in t.Devices)
{
Devices.Add(d);
}
}
// sort by devices type, keeping similar chunk data together, should be better for compressor
Devices.Sort((x, y) => x.Id.CompareTo(y.Id));
// link device id back to track
foreach (var t in Tracks)
{
foreach (var d in t.Devices)
{
t.DeviceIndices.Add(Devices.IndexOf(d));
}
}
// create midi lanes from tracks and index them
int midiLaneDupes = 0;
foreach (var t in Tracks)
{
var midiLane = new MidiLane()
{
MidiEvents = t.DeltaCodedEvents
};
t.MidiLaneId = AddMidiLane(midiLane, ref midiLaneDupes);
}
if (midiLaneDupes > 0)
{
logger.WriteLine("Found {0} duplicate midi lane(s)", midiLaneDupes);
}
var dupeCount = DedupeAutomations();
if (dupeCount > 0)
{
logger.WriteLine("Removed {0} automation point(s)", dupeCount);
}
}