In this case rhino is not used as an intermediary.
Rhino to revit roof.
Rhino office 3dm rhino model containing the source building model.
This will set the view so you can see the rest of the transfers.
Click on the zoom extents icon in rhino to find the roof geometry.
The simple script that is shown calls for the selection of two revit edges and it uses them to create a geometrical surface by lofting them.
Grasshopper is launched directly from revit.
Exporting elements from rhino so you can import useful shapes into revit.
This sample shows how to take normal rhino breps curves and points into revit.
However the best method to generate native revit elements from rhino is to use the wall by face roof by face curtain system and or mass floors commands.
In this video scott davidson of mcneel will demonstrate how to transfer information from rhino to revit creating revit objects from rhino geometry.
Bringing across the model.
This will activate and import the roof geometry on a layer in rhino called roof.
Creating a revit directshape roof.
Rhino to revit gh grasshopper definition for the sample.
Of course with a little more work that roof could be a roof from boundary and create a roof system family.
These elements will be hosted to the rhino geometry.
There are a lot of ways to bring in the rhino geometry but in this case we will.
By enabling the directshape component in the grasshopper canvas grasshopper will then create a roof based on the lofted surface from grasshopper.
The surface is then used to create a roof in revit.