public Tracker SetTracker(string name, float horizontalAngle, float verticalAngle)
{
Tracker t = new Tracker(name, horizontalAngle, verticalAngle);
trackers[name] = t;
return t;
}
public Tracker CreateTracker(string name)
{
Tracker t = new Tracker(name);
trackers[name] = t;
return t;
}