Jeff Epler pisze:
> Rotated XZ and YZ arcs in emc 2.4 are displayed incorrectly by the
> preview plot in axis.  To see what I mean, MDI G10 L2 P1 R30 and then
> load 3dtest.ngc.
>
> They are now correct in master (or mostly right; I keep finding new bugs
> when I look) but only after a fairly comprehensive rewrite, using C++
> code instead of Python code for a certain workhorse function.  (Thanks
> to Alexey Starikovskiy for the original impetus and his help in this
> matter, by the way)
>
> It seems to me that there are three things we might choose to do about
> this in 2.4:
>  * nothing; document that it is broken and live with it
>  * backport the changes from emc2.4
>  * write a new Python arc implementation that properly rotates these
>    arcs
>
>   
I agree that it would be quite risky but I think backporting changes 
would be best choice.


regards,
Michael


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