The IFCExtrusionData type exposes the following members.
Properties
| Name | Description | |
|---|---|---|
 | ExtrusionBasis | The basis used for the extrusion. |
| ExtrusionDirection | The direction used for the extrusion. |
| IsValidObject | Specifies whether the .NET object represents a valid Revit entity. |
| ScaledExtrusionLength | The length of the extrusion, scaled in the units of the export. |