Function clutter_sys::clutter_pan_action_get_constrained_motion_delta

pub unsafe extern "C" fn clutter_pan_action_get_constrained_motion_delta(
    self_: *mut ClutterPanAction, 
    point: c_uint, 
    delta_x: *mut c_float, 
    delta_y: *mut c_float
) -> c_float