| Microsoft DirectX 9.0 |
The GetMasterClock method retrieves the GUID and a pointer to the IReferenceClock interface for the clock that is currently set as the DirectMusic master clock.
Syntax
HRESULT GetMasterClock(
LPGUID pguidClock,
IReferenceClock** ppReferenceClock
);
Parameters
pguidClock
Address of a variable that receives the GUID of the master clock. The application can pass NULL if this value is not desired.
ppReferenceClock
Address of a variable that receives the IReferenceClock interface pointer for this clock. The application can pass NULL if this value is not desired.
Return Values
If the method succeeds, the return value is S_OK.
If it fails, the method can return one of the error values shown in the following table.
| Return code |
| E_NOINTERFACE |
| E_POINTER |
Remarks
The IReferenceClock interface pointer must be released after the application has finished using the interface.
Requirements
Header: Declared in dmusicc.h.
See Also