In article <3d55bec5@news.povray.org>, Warp <war### [at] tagpovrayorg> 
wrote:

>   Be aware that there's a case where both solutions give the *WRONG* result,
> ie. they cause a hole in the mesh when there shouldn't be any.

That's why I specified "well behaved" meshes. You can't make a well 
behaved mesh with fewer than 4 triangles.

-- 
Christopher James Huff <cja### [at] earthlinknet>
http://home.earthlink.net/~cjameshuff/
POV-Ray TAG: chr### [at] tagpovrayorg
http://tag.povray.org/

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