On Land

Environment Information
At Rill Architects we run ArchiCAD on macOS. If you work at Rill, this is your stuff. If you don't, but you work in ArchiCAD, you may find something interesting. Anybody else, I don't know.
RSS
Eave Length
Original here.

I Added an 'Eave Length' parameter to the plan options. This allows you to show a straight eave before the curve begins:

I also made the plan fill a cover fill, so it will respect the display/model view options.