- gamepad ->initialise: kind={mouse,pen,touch,gamepad,keyboard},
id=[int], name=[name]
- Gamepads are created by xpce.
- gamepad ->rumble: low=
- 0
.0..1.0, high=0.0..1.0,
milliseconds=int Rumble the low and high frequency motors with the given
strength for the given time. Fails if the gamepad cannot rumble.
- gamepad ->rumble_triggers: left=
- 0
.0..1.0, right=0.0..1.0,
milliseconds=int As gamepad->rumble,
for the motors in the triggers.
- gamepad ->led: colour
- Set the colour of the LED. Fails if the gamepad has no LED.
