private void NoteDown(MelodyNote note)
{
CancelInvoke("StopMelody");
if (!_activeNotes.ContainsKey(note.GetHashCode()))
{
// there's currently no input - so we should start recording now.
// we assume, that the melody isn't longer than 10 minutes
if (CurrentMelody.IsEmpty)
{
CurrentMelody.Audio = Microphone.Start(MicrophoneDevice, true, 600, MicrophoneFreq);
}
if (!CurrentMelody.IsEmpty)
{
note.Start = Time.time - CurrentMelody.Start;
}
else
{
note.Start = 0;
CurrentMelody.Start = Time.time;
}
_activeNotes.Add(note.GetHashCode(), note);
CurrentMelody.Notes.Add(note);
}
}
// Use this for initialization
void Start()
{
_keys = Enumerable.Range((int)KeyCode.A, 26).Select(x => (KeyCode)x);
if (string.IsNullOrEmpty(MicrophoneDevice))
{
MicrophoneDevice = Microphone.devices.FirstOrDefault(x => !string.IsNullOrEmpty(x));
if (string.IsNullOrEmpty(MicrophoneDevice))
{
Debug.Log("No Microphone found :(");
}
}
int minFreq, maxFreq;
Microphone.GetDeviceCaps(MicrophoneDevice, out minFreq, out maxFreq);
MicrophoneFreq = (minFreq + maxFreq) / 2;
MidiMaster.noteOnDelegate += (channel, midiNote, velocity) =>
{
var note = MelodyNote.FromMidiNote(midiNote - MinNoteValue);
note.Velocity = velocity;
NoteDown(note);
};
MidiMaster.noteOffDelegate += (channel, note) =>
{
var midiNote = MelodyNote.FromMidiNote(note - MinNoteValue);
NoteUp(midiNote);
};
StartNewMelody();
}
public PercussionNote Drums; //!< The @link Music::PercussionNote drum note@endlink.
public CombinedNote(MelodyNote aMelodyNote, PercussionNote aPercussionNote, NoteLength aOffset)
{
MusicalNote = aMelodyNote;
NumPitches = MusicalNote.NumPitches;
Drums = aPercussionNote;
NumDrums = Drums.NumHits;
OffsetFromPrevNote = aOffset;
}
private void NoteUp(MelodyNote note)
{
MelodyNote activeNote;
_activeNotes.TryGetValue(note.GetHashCode(), out activeNote);
if (activeNote == null)
{
return;
}
activeNote.Duration = Time.time - activeNote.Start - CurrentMelody.Start;
_activeNotes.Remove(activeNote.GetHashCode());
Invoke("StopMelody", SilenceBetweenMelodies);
}
// Update is called once per frame
void Update()
{
foreach (var keyCode in _keys)
{
var note = MelodyNote.FromKeyCode(keyCode);
if (note == null)
{
continue;
}
// Keyboard Down
if (Input.GetKeyDown(keyCode))
{
NoteDown(note);
}
// Keyboard Up
if (Input.GetKeyUp(keyCode))
{
NoteUp(note);
}
}
}
