void VolumeRecognize(Instrument instrument) {
Gesture curGest = GestureRecognize ();
if (curGest == Gesture.UP) {
instrument.VolumeUp (4.0f);
Debug.Log ("volume up" + instrument.myInstrument);
timeOfLastAction[(int)Action.CRESCENDO] = Time.time;
payloadOfLastAction[(int)Action.CRESCENDO] = (int)instrument.myInstrument;
} else if (curGest == Gesture.DOWN) {
instrument.VolumeDown(4.0f);
Debug.Log ("volume down");
timeOfLastAction[(int)Action.DECRESCENDO] = Time.time;
payloadOfLastAction[(int)Action.DECRESCENDO] = (int)instrument.myInstrument;
}
}