public EventReadResult Read()
{
if (Event != null)
{
Thread.Sleep(2000);
}
Event = null;
switch (state++)
{
case 6:
Exit = true;
break;
default:
var tone = new IonianTone()
{
Scale = (IonianScale)state,
Octave = 4,
};
Console.WriteLine($"{(false ? "Release" : "Attack ")} : Scale {tone.Scale}, Octave {tone.Octave}");
Event = new ToneKeyEvent(tone, false);
break;
}
return(EventReadResult.Success);
}
public void Release(IonianTone tone)
{
if (toneMap.TryGetValue(tone, out var index))
{
toneMap.Remove(tone);
Synthesizer.Release(index);
}
}
public void Attack(IonianTone tone)
{
if (toneMap.ContainsKey(tone))
{
return;
}
var freq = Scale.GetFrequency(tone);
var index = Synthesizer.Attack(new Oscillator[] { new Oscillator(Wave.CurrentState, freq, OscillatorVolume) });
toneMap[tone] = index;
}
void ExecuteOnAttack(PianoKey view)
{
var tone = new IonianTone()
{
Scale = view.Scale,
Sharp = view.Sharp,
Octave = view.Scale == IonianScale.A || view.Scale == IonianScale.B ? Octave + 1 : Octave,
};
if (AttackCommand?.CanExecute(tone) ?? false)
{
AttackCommand.Execute(tone);
}
}
public async Task Manual([Option("d", "Output device index")] int?device = null,
[Option("r", "Sample rate")] int sampleRate = 48000)
{
var player = new SynthesizerPlayer();
var dev = player.Output.DefaultDevice;
if (device != null)
{
dev = player.Output.Devices[device.Value];
}
var input = new ManualEventInput();
var format = new AudioFormat(sampleRate, 1, 32);
player.Initialize(dev, format);
var source = new CancellationTokenSource();
var runnerTask = player.Run(input, source.Token);
var tone = new IonianTone()
{
Scale = IonianScale.A,
Octave = 4,
Sharp = false,
};
bool exit = false;
string line;
while (!exit)
{
Console.Write(" > ");
line = Console.ReadLine();
switch (line)
{
case "":
break;
case "attack":
input.NextEvent = new ToneKeyEvent(tone, false);
break;
case "release":
input.NextEvent = new ToneKeyEvent(tone, true);
break;
case "filter":
input.NextEvent = new ToneFilterEvent();
break;
case "wave":
input.NextEvent = new ToneWaveEvent();
break;
case "1":
input.NextEvent = new ToneThumbEvent(ThumbType.CutoffLow, ThumbDirection.CounterClockwise);
break;
case "2":
input.NextEvent = new ToneThumbEvent(ThumbType.CutoffLow, ThumbDirection.Clockwise);
break;
case "3":
input.NextEvent = new ToneThumbEvent(ThumbType.CutoffHigh, ThumbDirection.CounterClockwise);
break;
case "4":
input.NextEvent = new ToneThumbEvent(ThumbType.CutoffHigh, ThumbDirection.Clockwise);
break;
case "5":
input.NextEvent = new ToneThumbEvent(ThumbType.Sustain, ThumbDirection.CounterClockwise);
break;
case "6":
input.NextEvent = new ToneThumbEvent(ThumbType.Sustain, ThumbDirection.Clockwise);
break;
case "exit":
source.Cancel();
await runnerTask;
exit = true;
break;
default:
Console.WriteLine($"Unknown command");
break;
}
}
}
public ToneKeyEvent(IonianTone tone, bool release) : base(ToneEventType.Key)
{
Tone = tone;
Release = release;
}
