Creates a toposolid element from a host TopographySurface, and toposolid sub-divisions from its subregions. 
Namespace: Autodesk.Revit.DB
Assembly: RevitAPI (in RevitAPI.dll) Version: 24.0.0.0 (24.0.0.0)
Since:  2024 
Syntax
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Parameters
- document
 - Type: Autodesk.Revit.DBDocument
The document in which the new toposolid is created. 
- hostSurfaceId
 - Type: Autodesk.Revit.DBElementId
Id of the host TopogarphySurface element. 
- topoTypeId
 - Type: Autodesk.Revit.DBElementId
Id of the toposolid type to be used by the new toposolid. 
- levelId
 - Type: Autodesk.Revit.DBElementId
Id of the level on which the toposolid is to be placed. 
Return Value
A new toposolid object within the project if successful.Exceptions
| Exception | Condition | 
|---|---|
| Autodesk.Revit.ExceptionsArgumentNullException | A non-optional argument was null |