// sensorsutils.h
HRESULT InitPropVariantFromFloat(
[in] FLOAT fltVal,
[out] PROPVARIANT *ppropvar
);
View the official Windows Driver Kit DDI referenceNo description available.
This routine initializes a PROPVARIANT with the given float.
fltVal [in]Float value to initialize to.
ppropvar [out]Pointer to a PROPVARIANT to be initialized.
This function returns S_OK if the PROPVARIANT was properly initialized, and E_FAIL if ppropvar is null.