public MidiIntegrationFacade(Midi.OutputDevice outputDevice)
{
this.outputDevice = outputDevice;
}
static void Main(string[] args)
{
int length = 3;
List <Note> keys = new List <Note>(Utils.GetNoteRange(Utils.Range(-7, 8), new NoteLengths[] { NoteLengths.Whole, NoteLengths.DoubleWhole }));
Queue <Note> currentKeys = new Queue <Note>();
for (int i = 0; i < length; i++)
{
currentKeys.Enqueue(new Note(0, NoteLengths.Whole));
}
Console.Write("Creating Markov Chain... ");
var mc = new MarkovChain <Note>(keys, length, rand);
Console.WriteLine("Done");
int nbResults = 100;
Console.Write("Playing chain results ({0})... ", nbResults);
Midi.OutputDevice outputDevice = Midi.OutputDevice.InstalledDevices[0];
outputDevice.Open();
outputDevice.SendProgramChange(Midi.Channel.Channel1, Midi.Instrument.Celesta);
int totalTime = 0;
for (int i = 0; i < nbResults; i++)
{
Note result = mc.Resolve(currentKeys.ToList(), rand);
Midi.Pitch currentRoot;
switch ((int)((float)totalTime / 4000f) % 4)
{
case 0:
currentRoot = Midi.Pitch.C4;
break;
case 1:
currentRoot = Midi.Pitch.G3;
break;
case 2:
currentRoot = Midi.Pitch.C4;
break;
case 3:
currentRoot = Midi.Pitch.A4;
break;
default:
currentRoot = Midi.Pitch.C4;
break;
}
outputDevice.SendNoteOn(Midi.Channel.Channel1, currentRoot + Scale.NaturalMinor.GetScaleStepsTo(result.RelValueToTonic), 80);
currentKeys.Dequeue();
currentKeys.Enqueue(result);
int noteLength = (int)(1000f * result.NoteLength.Value);
totalTime += noteLength;
System.Threading.Thread.Sleep(noteLength);
}
Console.WriteLine("Done");
Console.ReadLine();
}
