transmitter.cs

class Transmitter : MonoBehaviour {
  // ...
  public void OnSwitchReceiver(InputValue inputValue) {
    Registry.GetNewReceiver(this);
  }
  
  public void Disconnect(Receiver receiver) {
    receiver.SendCommand("OnDisconnect");
  }

  public void OnMove(InputValue inputValue) {
    if (receiver != null) receiver.SendCommand("OnMove", inputValue.Get<Vector2>());
  }

  // This one is a  dud: we don't have anything in this scene
  // that accepts an OnFire command ! But in a tank scene
  // we may well add one and in the meantime it tests
  // that there aren't any bugs with sending commands that
  // aren't acted upon
  public void OnFire(InputValue inputValue) {
    if (receiver != null) receiver.SendCommand("OnFire");
  }
}