Nudge Distance: the distance that the object moved when pressing direction keys each time.
Big Nudge Scale: indicates the number the user wants to time the Nudge distance so as to achieve further each time when synchronously press direction keys and “shift” key together.
Rotate Angle: the angle the object rotates each time when press direction keys and “ctrl” key together.
Object’s Origin: when use “Put to origin” function, which point of the object should be put on the origin.
