jetpac: Routine at 685d

685d: Enable animation, state false.

Used by the routines at 63a3, 6456, 6bf1, 6d5c, 6d9c and 753c.

Input
IX	Animation object.

685d

ld a,(ix+$00)

Animating state

6860

and $c0

6862

or $03

6864

ld (ix+$05),$00

Set "state" to un-animated