Fix of instance synchronization. It seems to be working, but one may want to review the center of rotation of the instances when rotating around a general axis (zero component of the rotation axis in the world Z).
Fix of instance synchronization. It seems to be working, but one may
want to review the center of rotation of the instances when rotating
around a general axis (zero component of the rotation axis in the world Z).

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