IDirectSound3DListener::GetDistanceFactor
HRESULT GetDistanceFactor(LPD3DVALUE lpflDistanceFactor);
Retrieves the current distance factor.
·Returns DS_OK if successful, or DSERR_INVALIDPARAM otherwise.
lpflDistanceFactor
Address of a variable whose type is D3DVALUE and that will contain the current distance factor value.
For additional information about distance factors, see Distance Factor.