Revit Sloping Floor

[Japhy]

There are some particular challenges to doing this programmatically.

https://jeremytammik.github.io/tbc/a/1121_create_sloped_floor.htm

This is the closest thing at the moment.

Modify Floor Subelements (SlabShapeEdit) in GHPython

You’ve got to make sure the points are in the boundary and face of the floor element. Otherwise Revit API will silently skip them. See the files below. Rhino file contains the points, Revit model contains the floor, and the grasshopper contains the python script Add Points to Floor.zip (314.3 KB)