public virtual bool MouseWheel(MouseEventArgs e, float xoff, float yoff, ExtraArgs args, ref Vector3 camTarget, ref float rot, ref float lookup, ref float zoom)
 {
     return(false);
 }
 public virtual bool MouseMove(MouseEventArgs e, Point lastMouseLoc, float deltaX, float deltaY, ExtraArgs args, ref Vector3 camTarget, ref float rot, ref float lookup, ref float zoom)
 {
     return(false);
 }