Fix of a regression bug - joint rotation of multiple instances. The bug was likely introduced with b89e95aea7d2ef665973a812ba03c263cc82a3ba
Fix of a regression bug - joint rotation of multiple instances.
The bug was likely introduced with b89e95aea7d2ef665973a812ba03c263cc82a3ba

prusa3d/Slic3r,prusa3d/Slic3r,prusa3d/Slic3r,prusa3d/Slic3r,prusa3d/Slic3r,prusa3d/Slic3r,prusa3d/Slic3r