The last keyframe that was interpolated in the track.
[Visual Basic 6.0] Property LastInterpolatedKeyframe As IAGKeyframe
[Visual Basic .NET] Public ReadOnly Property LastInterpolatedKeyframe As IAGKeyframe
[C#] public IAGKeyframe LastInterpolatedKeyframe {get;}
[Java] public IAGKeyframe getLastInterpolatedKeyframe() throws IOException, AutomationException
[C++] HRESULT get_LastInterpolatedKeyframe( IAGKeyframe** ppKeyframe );