[OpenSCAD] Visually and by inspecting code: surface looks perfect - But: "Object may not be a valid 2-manifold and may need repair"

kaefert at gmail.com kaefert at gmail.com
Mon May 18 14:51:37 EDT 2015

Hi there Ed! Thanks for your reply!

2015-05-18 20:20 GMT+02:00 Ed Nisley <ed.nisley at pobox.com>:
> According to Meshlab, the blades are inside-out: the surface normals point
> the wrong way. Selecting non-manifold edges lights up the blades.
> Perhaps a polygon winding order error?
> ...

I apologize for my ignorance, but sadly I don't know if you mean by
that, that there is something wrong in my code, or something wrong in
the way OpenSCAD renders my code.
Please elaborate.

Thanks, Regards,
Thomas K.

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