Microsoft DirectX 9.0

IDirectInputEffect::Unload Method

Removes the effect from the device. If the effect is playing, it is automatically stopped before it is unloaded.



Return Value

If the method succeeds, the return value is DI_OK.

If the method fails, the return value can be one of the following error values:

DIERR_INPUTLOSTAccess to the input device has been lost. It must be reacquired.
DIERR_INVALIDPARAMAn invalid parameter was passed to the returning function, or the object was not in a state that permitted the function to be called. This value is equal to the E_INVALIDARG standard Component Object Model (COM) return value.
DIERR_NOTEXCLUSIVEACQUIREDThe operation cannot be performed unless the device is acquired in DISCL_EXCLUSIVE mode.
DIERR_NOTINITIALIZEDThe object has not been initialized.

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