clipka <ano### [at] anonymousorg> wrote:
> POV-Ray has essentially the same problem: While it does know which
> vertices belong to a given facet, it would need an exhaustive search of
> the facets list to figure out which faces meet at a given vertex.

Well how did the subdivision patch do it, then? As I recall it was very fast, at
both subdivision and automatically calculating vertex normals. (I really miss
that patch!)

Sam

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