The IDirectInputEffect::GetEffectGuid method retrieves the GUID for the effect represented by the IDirectInputEffect object.
HRESULT GetEffectGuid(
LPGUID pguid
);
If the method succeeds, the return value is DI_OK.
If the method fails, the return value may be one of the following error values:
DIERR_INVALIDPARAM |
DIERR_NOTINITIALIZED |
Additional information about the effect can be obtained by passing the GUID to IDirectInputDevice2::GetEffectInfo.
Windows NT: Use version 5.0 or later.
Windows: Use Windows 95 or later. Available as a redistributable for Windows 95.
Windows CE: Unsupported.
Header: Declared in dinput.h.
Import Library: Use dinput.lib.