private void AddTrail(IHand hand)
{
if (useTrail && (hand.Centre() - lastTrailPosition).magnitude > 0.01f)
{
lastTrailPosition = hand.Centre();
trail.Add(GameObject.Instantiate(trailObject, lastTrailPosition, Quaternion.identity));
}
}
public Knob FindClosestTo(IHand hand)
{
Vector3 distance = new Vector3(1, 0.0f, 0.0f);
Knob closest = null;
knobs.ForEach(knob => {
Vector3 new_distance = hand.Centre() - knob.Position();
if (new_distance.magnitude < distance.magnitude)
{
closest = knob;
distance = new_distance;
}
});
return(closest);
}
public void OnHandUpdate(IHand hand)
{
if (!hand.IsPresent())
{
HandNotNearKnob();
return;
}
AddTrail(hand);
var closest = knobs.FindClosestTo(hand.Centre());
if (closest == null)
{
HandNotNearKnob();
return;
}
HandNearKnob(closest);
}
public string OnHandUpdate(IHand hand)
{
if (!hand.IsPresent())
{
ReleaseAllKnobs();
return(text);
}
debug.Log("hand position: " + hand.Centre());
debug.Log("text: " + text);
var closest = knobs.FindClosestTo(hand);
// debug.Log("Closest: " + closest);
if (closest == null)
{
HandleAwayFromKnobs();
// debug.Log("Nearly grabbed things: " + string.Join(", ", close_things.ToList().Select(t => t.name).ToArray()));
return(text);
}
HandleCloseToKnob(hand, closest);
return(text);
}