You can now offset slanted columns and beams by absolute or relative vectors from the reference axis. No more doing trigonometry to figure out where the top of a slanted column sits relative to a rotated beam. It just works, and it works perfectly with the improved structural analysis workflow.
This is arguably the single most useful tool in the set for documentation. goodies archicad 27
If you are still on ArchiCAD 26 or 25, you might think, "I don't need sloping curtain walls." You are right. But you do need the . You can now offset slanted columns and beams