Converts a motor position (U, V) to a work position for a specified axis.
Assumes the positions are in the same units as set in the system settings.
to_work_uv(u, v, axis)
Convert a motor position (120, 60) to a work position for axis 0
to_work_uv(120, 60, 0);
Convert a motor position (180, 90) to a work position for axis 3
to_work_uv(180, 90, 3);