At our office we're trying to shape a 2-sloped roof with different eave heights (attached image & vwx file)... with no success. The "Roof face" command is not suitable starting from a polyline/polygon with four vertexes each with a different height; as well as rotating a roof face on a plane different than the layer plane is also not allowed.   Any suggestion/help? Since we're working in an advance stage of design, we're not that keen on using/switching to auto-hybrid objects: