HRESULT GetCaps(LPDDCAPS lpDDDriverCaps,
LPDDCAPS lpDDHELCaps);
Fills in the raw, not remaining, capabilities of the device driver for the hardware and the hardware emulation layer (HEL).
·Returns DD_OK if successful, or one of the following error values otherwise:
DDERR_INVALIDOBJECT DDERR_INVALIDPARAMS
lpDDDriverCaps
Address of a DDCAPS structure to be filled in with the capabilities of the hardware, as reported by the device driver.
lpDDHELCaps
Address of a DDCAPS structure to be filled in with the capabilities of the HEL.