Method SDL.Joystick()->get_ball()
- Method get_ball
array(int) get_ball(int ball)
- Description
Returns the axis change of the given trackball.
This is its relative motion along both axes since the last call to get_ball(). It is returned as a 2-element array holding the values of dx and dy (- the motion deltas).
- Returns
The axis change of the given trackball.
- See also