![]()  | 
                    
                         This document is archived and information here might be outdated. Recommended version.  | 
                
Stores a set of geographic transformation operators (GT + direction).
Use the ISupportErrorInfo method InterfaceSupportsErrorInfo to determine if the object supports extended error information. If the object supports extended error info, VC++ developers should use the OLE/COM IErrorInfo interface to access the ErrorInfo object. Visual Basic developers should use the global error object Err to retrieve this extended error information.
| Interfaces | Description | 
|---|---|
| IGeoTransformationOperationSet | Provides access to members that control a set of geographic transformation operators (GT + direction). | 
| IGeoTransformationOperationSet2 | Provides access to members that control a set of geographic and vertical transformation operators. | 
| ISupportErrorInfo (esriSystem) |