Scene2dtype 'scene t = {scene : 'scene;elapsed : Playground.number;frames : int;last : Playground.number option;keys : Playground.keyboard;before : Playground.keyboard;}val start : 'scene -> 'scene tval update : Playground.computer -> 'scene t -> 'scene tval pressed : (Playground.keyboard -> bool) -> 'scene t -> boolval blink :
Playground.number ->
'scene t ->
Playground.shape list ->
Playground.shape list