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Retrieves the direction of the pin.
HRESULT QueryDirection( PIN_DIRECTION* pPinDir );
Parameters
- pPinDir
- Pointer to a
PIN_DIRECTIONstructure to be filled in with the direction.
Return Values
Returns an HRESULTvalue.
Remarks
This member function implements the IPin::QueryDirectionmethod. pPinDirwill contain PINDIR_INPUT or PINDIR_OUTPUT. The same information is available through the CBasePin::QueryPinInfomember function, but this member function is more efficient.