virtual void EnumerateEventsDownSampled ( double IntervalStart, double IntervalEnd, double Resolution, typename [ITimeline](API\Developer\TraceServices\TraceServices\Containers\ITimeline)< [EventType](API\Developer\TraceServices\TraceServices\Containers\ITimeline\EventType) >::[EventRangeCallback](API\Developer\TraceServices\TraceServices\Containers\ITimeline\EventRangeCallback) Callback ) const