[OpenSCAD] vanishing polyhedra on difference?

Torsten Paul Torsten.Paul at gmx.de
Sat Jul 20 11:47:41 EDT 2019

On 20.07.19 17:32, Bruno Boettcher wrote:
> if you activate the difference on line 36, everything vanishes :(
> why?? (same for union BTW....)

The polyhedron is inside out, all faces have the points listed
in reverse order.

See: https://en.wikibooks.org/wiki/OpenSCAD_User_Manual/FAQ#Why_is_my_model_showing_up_with_F5_but_not_F6?


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