Anyone who has used ARCHICAD for any length of time will be more than familiar with StairMaker and the bewildering array of Stair (or Ramp) shapes that are possible. These are often difficult to configure and require lots of to-ing and fro-ing from plan to section to StairMaker to get all the necessary dimensions required. Surely there must be an easier way!
Well the good news is, there is - all thanks to this little button that most people overlook...
If you access StairMaker using the Stair Tool> Create Stair as shown below you will only see the standard Stair type options:
However, custom Stairs can be created from 2D elements that are used to represent the plan (footprint) of the Stair you require. All you need to do is create the shape required with a Fill then place Lines or Arcs to represent the line of travel.
Here are some examples of the 2D geometry: