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tommaso wrote:
>
> Please help me,
>
> Declared:
> A = Solid (Cone, box, cylinder)
> B = Polyhedron (Prism or generic surface realized with union of
> polygons)
>
> I want to make
>
> difference:
> 1) A - A (OK)
> 2) A - B no results
> 3) B - A no surface of difference
> 4) B - B no results
>
> What is the solution for the cases 2,3,4 ?
>
> Excuse my english,
>
> Thanks
>
> Tst### [at] capoleuca it
Polygons, bicubic patches, meshes, triangles and a two other types
of pov objects are considered infinitely thin objects. They have no
well defined inside and outside. Because of this they are not allowed
to be used in a CSG operation except for the union CSG operation.
--
Ken Tyler
mailto://tylereng@pacbell.net
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