This topic documents a feature of Visual Filters and Transitions, which is deprecated as of Windows Internet Explorer 9 and obsolete as of Internet Explorer 10.
Retrieves the current generation ID for the object.
HRESULT GetGenerationId( ULONG *pID );
- [out] Pointer to the location to store the generation ID.
Returns an HRESULT value that depends on the implementation of the interface.
Calling methods can use the generation ID to determine whether cached parameters are still valid. Transforms will examine all input generation IDs during this call. If any have changed, they increment their own generation ID and cache the input's new generation ID.