Chapter 8. Constructing Eyes and Brows

The eyeballs and the area around them are not too difficult to model for movement, but there are definitely some things you can do to make them move more easily for you. The main motions are a squeeze of the brows, the raising and dropping of the brows, blinking, and, of course, squinting. When things in 3D computer graphics move, they always perform best when they have a "track" to follow, a point layout already pointed along their route, along and across. In pursuit of what we know about the movements, we're going to build the eyeballs first, to have a reference to use when constructing our lids; then we're going to build the lids/sockets out of a mostly circular layout, to allow the squinting and blinking; ...

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