[FIXED] Ticket #4610: OCC's step export pathway generates bad geometry

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Kunda1
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[FIXED] Ticket #4610: OCC's step export pathway generates bad geometry

Post by Kunda1 »

Discussion thread for issue #4610: OCC's step export pathway generates bad geometry
Last edited by Kunda1 on Fri Apr 23, 2021 11:05 am, edited 1 time in total.
Reason: Ticket fixed (and included in upstream OCC 7.5.2)
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greyltc
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Re: Ticket #4610: OCC's step export pathway generates bad geometry

Post by greyltc »

Thank you for starting a thread for this.
I don't exactly know whose code this is a bug in, but I suspect it's in opencascade's.
I've filed a report there too: https://tracker.dev.opencascade.org/view.php?id=32264

I've seen a similar issue with other software (cadquery) that uses occt's step export feature and filed a bug there too!
https://github.com/CadQuery/cadquery/issues/697
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Kunda1
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Re: [FIXED] Ticket #4610: OCC's step export pathway generates bad geometry

Post by Kunda1 »

Fix is included in upstream OCCT 7.5.2 (check ticket for details)
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vern.zimm
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Re: [FIXED] Ticket #4610: OCC's step export pathway generates bad geometry

Post by vern.zimm »

What version of FreeCAD is available with OCC 7.5.2? Weekly builds up to 0.20.24847 are still using 7.5.1, and the newest 0.19.2 release is using 7.4.0?
vern.zimm
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Re: [FIXED] Ticket #4610: OCC's step export pathway generates bad geometry

Post by vern.zimm »

As of (at least) 0.20.24910 the OCC version is 7.5.2.

I tested on a few problem parts, and everything seems to be working correctly, thanks!
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