Identifies if the family instance has its own geometry, or uses the symbol's geometry with a transform. 
Namespace: Autodesk.Revit.DB.IFC
Assembly: RevitAPIIFC (in RevitAPIIFC.dll) Version: 24.0.0.0 (24.0.0.0)
Since:  2012 
Syntax
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Parameters
- familyInstance
- Type: Autodesk.Revit.DBFamilyInstance
 The family instance.
Return Value
True if the instance has its own geometry. False if the symbol's geometry is used.Remarks
 A Family Instance can have its own copy of geometry, or use the symbol's geometry with a transform. This method identifies the source of this family instance's geometry. 
Exceptions
| Exception | Condition | 
|---|---|
| Autodesk.Revit.ExceptionsArgumentNullException | A non-optional argument was null |