Gets information about a specific callback in the animation set.
HRESULT GetCallback( DOUBLE Position, DWORD Flags, DOUBLE * pCallbackPosition, LPVOID * ppCallbackData );
The return values of this method are implemented by an application programmer. In general, if no error occurs, program the method to return D3D_OK. Otherwise, program the method to return an appropriate error message from D3DERR or D3DXERR.
Header: Declared in D3dx9anim.h.