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

Ed Nisley ed.nisley at pobox.com
Mon May 18 14:20:39 EDT 2015


On 05/18/2015 12:19 PM, kaefert at gmail.com wrote:
> Any more ideas?

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?

-- 
Ed
softsolder.com




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