A digital image generator (DIG) that realizes a modular architecture. The DIG employes a geometric processor that processes a plurality of prioritized faces which comprise an image to be displayed. The faces, in turn, comprise a plurality of picture elements (pixels) which are processed according to...http://www.google.fr/patents/US4570233?utm_source=gb-gplus-shareBrevet US4570233 - Modular digital image generator