[OpenSCAD] WARNING: Scaling a 2D object with 0 - removing object

kevfquinn co at kevquinn.com
Tue May 21 13:16:02 EDT 2019

I'm assuming the processing that issues the warning becomes cached, so the
warning only appears the first time. I think that makes sense for warnings
(which don't prevent processing from completing successfully).

fred_dot_u wrote
> I pasted your code into the latest release, hit F5 and got the same error.
> Changing the first scale vector to 1.0 turned it into a cube, but
> returning
> the code to 0.0, F5 generated the triangle shape and no error. Erasing the
> code, re-pasting it and F5 generated no error, but closing the program,
> re-opening, re-pasting makes the error again.
> There's something inherently wrong-feeling with a zero scaling factor,
> though, isn't there?
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