wunderbar ^^* !
maybe you would be interested in Jun Mitani's work ?
www.flickr.com/photos/jun_mitani/mitani.cs.tsukuba.ac.jhe published two books (keyword : 三谷 純)立体ふしぎ折り紙
ふしぎな 球体・立体折り紙
an do many things, because it outputs booleans in fact. World generator outputs only 3d grid of points, and this 2 (bools and points) give many possibilities. Culling points with booleans output pattern displays only points that are alive (true). Proximity 3d gives only a good preview on what is happening with CA.
Voronoi 3d gives structure like "3d ca.jpg" in my attachments. These are 93 points (true booleans -> alive), but it took quite a long time to calculate it.
More explanation : ca.jpg
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