On Land

Environment Information
At Rill Architects we run ArchiCAD on Mac OS X. 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.
Brick Rowlock
Location: 04 Masonry

An extrusion in the shape of a sloped brick rowlock course. Set the Angle and Brick Width of the rowlock, and the Thickness and Air Space of the veneer it rests upon.

Rowlock Section
The Mortar Bed option will draw a wedge of mortar below the brick in large scale sections. The brick itself uses the object's fill setting. At building section scale, the whole thing is modeled using the object's fill.

Yes, you could use a custom profile for such a thing. But if you wanted to change the slope or the brick dimensions you would need to draw a new profile. And profiles can't change in response to the scale.

Profiles are simpler, at least until you have too many of them. Objects are smarter. Now if we could script a profile...