In article <3debeb87@news.povray.org>,
 "James Taylor" <jim### [at] blueyondercouk> wrote:

> somewhat to my surprise I discovered that a mesh (in this case a character
> from Poser) doesn't work properly in CSG operations. After a little thought,
> i think this had something do to with the mesh not having an 'interior'. is
> this correct? and how would alter the mesh to make CSG work properly?

The inside_vector feature will let POV determine "insideness" of a point 
for well-behaved meshes, ones without open areas. There is a bug when 
using it in differences as anything but the first object or when using 
inverted meshes, otherwise it should work with a properly chosen 
inside_vector.

-- 
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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