Saw Paul Maymont, Ville flottante préfabriquée, schéma d'ensemble, planche n°18, 10.1.1960, at [url=https://garadinervi.tumblr.com/post/680524173208141824/paul-maymont-ville-flottante-pr%C3%A9fabriqu%C3%A9e-sch%C3%A9ma]garadinervi[/url] and then it was down the rabbit hole. [br][br]You can choose between splines on four points and these 4 segment polylines. (Why not both?) The rotations are random, but can be shuffled.