When overridden in a derived class, updates the projection data associated with the projection stream at the specified time. When the Update method is called, the projection stream contains the current projection data. The time parameter provides the current and next Scene Manager time. Return true if the projection data was updated, otherwise return false.

Public Function Update( _
    ByVal Time As IAgDate, _
    ByVal NextTime As IAgDate _
) As 

public bool Update(
    IAgDate Time,
    IAgDate NextTime
);

public: bool Update(
    IAgDate ^ Time,
    IAgDate ^ NextTime
);

public bool update(
    IAgDate Time,
    IAgDate NextTime
);

public: HRESULT Update(
    IAgDate * Time,
    IAgDate * NextTime,
    VARIANT_BOOL * pRetVal
);