public override void Run()
{
// Prompt user to choose an output device (or if there is only one, use that one).
OutputDevice outputDevice = ExampleUtil.ChooseOutputDeviceFromConsole();
if (outputDevice == null)
{
Console.WriteLine("No output devices, so can't run this example.");
ExampleUtil.PressAnyKeyToContinue();
return;
}
outputDevice.Open();
Console.WriteLine("Playing an arpeggiated C chord and then bending it down.");
outputDevice.SendControlChange(Channel.Channel1, Control.SustainPedal, 0);
outputDevice.SendPitchBend(Channel.Channel1, 8192);
// Play C, E, G in half second intervals.
outputDevice.SendNoteOn(Channel.Channel1, Pitch.C4, 80);
Thread.Sleep(500);
outputDevice.SendNoteOn(Channel.Channel1, Pitch.E4, 80);
Thread.Sleep(500);
outputDevice.SendNoteOn(Channel.Channel1, Pitch.G4, 80);
Thread.Sleep(500);
// Now apply the sustain pedal.
outputDevice.SendControlChange(Channel.Channel1, Control.SustainPedal, 127);
// Now release the C chord notes, but they should keep ringing because of the sustain
// pedal.
outputDevice.SendNoteOff(Channel.Channel1, Pitch.C4, 80);
outputDevice.SendNoteOff(Channel.Channel1, Pitch.E4, 80);
outputDevice.SendNoteOff(Channel.Channel1, Pitch.G4, 80);
// Now bend the pitches down.
for (int i = 0; i < 17; ++i)
{
outputDevice.SendPitchBend(Channel.Channel1, 8192 - i * 450);
Thread.Sleep(200);
}
// Now release the sustain pedal, which should silence the notes, then center
// the pitch bend again.
outputDevice.SendControlChange(Channel.Channel1, Control.SustainPedal, 0);
outputDevice.SendPitchBend(Channel.Channel1, 8192);
Console.WriteLine("Playing the first two bars of Mary Had a Little Lamb...");
Clock clock = new Clock(120);
clock.Schedule(new NoteOnMessage(outputDevice, Channel.Channel1, Pitch.E4, 80, 0));
clock.Schedule(new NoteOffMessage(outputDevice, Channel.Channel1, Pitch.E4, 80, 1));
clock.Schedule(new NoteOnMessage(outputDevice, Channel.Channel1, Pitch.D4, 80, 1));
clock.Schedule(new NoteOffMessage(outputDevice, Channel.Channel1, Pitch.D4, 80, 2));
clock.Schedule(new NoteOnMessage(outputDevice, Channel.Channel1, Pitch.C4, 80, 2));
clock.Schedule(new NoteOffMessage(outputDevice, Channel.Channel1, Pitch.C4, 80, 3));
clock.Schedule(new NoteOnMessage(outputDevice, Channel.Channel1, Pitch.D4, 80, 3));
clock.Schedule(new NoteOffMessage(outputDevice, Channel.Channel1, Pitch.D4, 80, 4));
clock.Schedule(new NoteOnMessage(outputDevice, Channel.Channel1, Pitch.E4, 80, 4));
clock.Schedule(new NoteOffMessage(outputDevice, Channel.Channel1, Pitch.E4, 80, 5));
clock.Schedule(new NoteOnMessage(outputDevice, Channel.Channel1, Pitch.E4, 80, 5));
clock.Schedule(new NoteOffMessage(outputDevice, Channel.Channel1, Pitch.E4, 80, 6));
clock.Schedule(new NoteOnMessage(outputDevice, Channel.Channel1, Pitch.E4, 80, 6));
clock.Schedule(new NoteOffMessage(outputDevice, Channel.Channel1, Pitch.E4, 80, 7));
clock.Start();
Thread.Sleep(5000);
clock.Stop();
Console.WriteLine("Playing sustained chord runs up the keyboard...");
outputDevice.SendControlChange(Channel.Channel1, Control.SustainPedal, 127);
PlayChordRun(outputDevice, new Chord("C"), 100);
outputDevice.SendControlChange(Channel.Channel1, Control.SustainPedal, 0);
outputDevice.SendControlChange(Channel.Channel1, Control.SustainPedal, 127);
PlayChordRun(outputDevice, new Chord("F"), 100);
outputDevice.SendControlChange(Channel.Channel1, Control.SustainPedal, 0);
outputDevice.SendControlChange(Channel.Channel1, Control.SustainPedal, 127);
PlayChordRun(outputDevice, new Chord("G"), 100);
outputDevice.SendControlChange(Channel.Channel1, Control.SustainPedal, 0);
outputDevice.SendControlChange(Channel.Channel1, Control.SustainPedal, 127);
PlayChordRun(outputDevice, new Chord("C"), 100);
Thread.Sleep(2000);
outputDevice.SendControlChange(Channel.Channel1, Control.SustainPedal, 0);
// Close the output device.
outputDevice.Close();
// All done.
Console.WriteLine();
ExampleUtil.PressAnyKeyToContinue();
}
public override void Run()
{
// Create a clock running at the specified beats per minute.
int beatsPerMinute = 180;
Clock clock = new Clock(beatsPerMinute);
// Prompt user to choose an output device (or if there is only one, use that one.
OutputDevice outputDevice = ExampleUtil.ChooseOutputDeviceFromConsole();
if (outputDevice == null)
{
Console.WriteLine("No output devices, so can't run this example.");
ExampleUtil.PressAnyKeyToContinue();
return;
}
outputDevice.Open();
// Prompt user to choose an input device (or if there is only one, use that one).
InputDevice inputDevice = ExampleUtil.ChooseInputDeviceFromConsole();
if (inputDevice != null)
{
inputDevice.Open();
}
Arpeggiator arpeggiator = new Arpeggiator(inputDevice, outputDevice, clock);
Drummer drummer = new Drummer(clock, outputDevice, 4);
clock.Start();
if (inputDevice != null)
{
inputDevice.StartReceiving(clock);
}
bool done = false;
while (!done)
{
Console.Clear();
Console.WriteLine("BPM = {0}, Playing = {1}, Arpeggiator Mode = {2}",
clock.BeatsPerMinute, clock.IsRunning, arpeggiator.Status);
Console.WriteLine("Escape : Quit");
Console.WriteLine("Down : Slower");
Console.WriteLine("Up: Faster");
Console.WriteLine("Left: Previous Chord or Scale");
Console.WriteLine("Right: Next Chord or Scale");
Console.WriteLine("Space = Toggle Play");
Console.WriteLine("Enter = Toggle Scales/Chords");
ConsoleKey key = Console.ReadKey(true).Key;
Pitch pitch;
if (key == ConsoleKey.Escape)
{
done = true;
}
else if (key == ConsoleKey.DownArrow)
{
clock.BeatsPerMinute -= 2;
}
else if (key == ConsoleKey.UpArrow)
{
clock.BeatsPerMinute += 2;
}
else if (key == ConsoleKey.RightArrow)
{
arpeggiator.Change(1);
}
else if (key == ConsoleKey.LeftArrow)
{
arpeggiator.Change(-1);
}
else if (key == ConsoleKey.Spacebar)
{
if (clock.IsRunning)
{
clock.Stop();
if (inputDevice != null)
{
inputDevice.StopReceiving();
}
outputDevice.SilenceAllNotes();
}
else
{
clock.Start();
if (inputDevice != null)
{
inputDevice.StartReceiving(clock);
}
}
}
else if (key == ConsoleKey.Enter)
{
arpeggiator.ToggleMode();
}
else if (ExampleUtil.IsMockPitch(key, out pitch))
{
// We've hit a QUERTY key which is meant to simulate a MIDI note, so
// send the Note On to the output device and tell the arpeggiator.
NoteOnMessage noteOn = new NoteOnMessage(outputDevice, 0, pitch, 100,
clock.Time);
clock.Schedule(noteOn);
arpeggiator.NoteOn(noteOn);
// We don't get key release events for the console, so schedule a
// simulated Note Off one beat from now.
NoteOffMessage noteOff = new NoteOffMessage(outputDevice, 0, pitch, 100,
clock.Time + 1);
CallbackMessage.CallbackType noteOffCallback = beatTime =>
{
arpeggiator.NoteOff(noteOff);
};
clock.Schedule(new CallbackMessage(beatTime => arpeggiator.NoteOff(noteOff),
noteOff.Time));
}
}
if (clock.IsRunning)
{
clock.Stop();
if (inputDevice != null)
{
inputDevice.StopReceiving();
}
outputDevice.SilenceAllNotes();
}
outputDevice.Close();
if (inputDevice != null)
{
inputDevice.Close();
inputDevice.RemoveAllEventHandlers();
}
// All done.
}
public override void Run()
{
// Prompt the user to choose an output device (or if there is only one, use that one).
OutputDevice outputDevice = ExampleUtil.ChooseOutputDeviceFromConsole();
if (outputDevice == null)
{
Console.WriteLine("No output devices, so can't run this example.");
ExampleUtil.PressAnyKeyToContinue();
return;
}
outputDevice.Open();
// Generate two maps from console keys to percussion sounds: one for when alphabetic
// keys are pressed and one for when they're pressed with shift.
Dictionary <ConsoleKey, Percussion> unshiftedKeys =
new Dictionary <ConsoleKey, Percussion>();
Dictionary <ConsoleKey, Percussion> shiftedKeys =
new Dictionary <ConsoleKey, Percussion>();
for (int i = 0; i < 26; ++i)
{
unshiftedKeys[QwertyOrder[i]] = Percussion.BassDrum1 + i;
if (i < 20)
{
shiftedKeys[QwertyOrder[i]] = Percussion.BassDrum1 + 26 + i;
}
}
Console.WriteLine("Press alphabetic keys (with and without SHIFT) to play MIDI " +
"percussion sounds.");
Console.WriteLine("Press Escape when finished.");
Console.WriteLine();
while (true)
{
ConsoleKeyInfo keyInfo = Console.ReadKey(true);
if (keyInfo.Key == ConsoleKey.Escape)
{
break;
}
else if ((keyInfo.Modifiers & ConsoleModifiers.Shift) != 0)
{
if (shiftedKeys.ContainsKey(keyInfo.Key))
{
Percussion note = shiftedKeys[keyInfo.Key];
Console.Write("\rNote {0} ({1}) ", (int)note, note.Name());
outputDevice.SendPercussion(note, 90);
}
}
else
{
if (unshiftedKeys.ContainsKey(keyInfo.Key))
{
Percussion note = unshiftedKeys[keyInfo.Key];
Console.Write("\rNote {0} ({1}) ", (int)note, note.Name());
outputDevice.SendPercussion(note, 90);
}
}
}
// Close the output device.
outputDevice.Close();
// All done.
}