ToonFace ARCHITECTURE
ToonFace consist of two parts, an Editor and an animation engine or Animator. The Editor allows a user to construct a face within a point-andclick environment. The Editor runs on an Apple MacintoshÔ computer in Macintosh Common Lisp (MCL) [Macintosh Common Lisp Reference 1990, Steele 1990]. The Animator is a C/C++ program running on an SGI using OpenGL [Neider et al. 1993] routines for real-time rendering. We will now look at how a face is represented in ToonFace and the drawing and animation routines.