StEvent - A real example: StAnalysisMaker::Make()
Int_t StAnalysisMaker::Make()
mEventCounter++; // increase counter
// Get pointer to StEvent
event = (StEvent *) GetInputDS("StEvent");
if (!event) return kStOK; // if no event, we're done
// The following is only needed since the
// QA folks use this maker for their QA runs.
summarizeEvent(*event, mEventCounter);