#include "RecoEgamma/EgammaTools/interface/EgammaPCAHelper.h"
#include "DataFormats/HGCRecHit/interface/HGCRecHit.h"
#include "DataFormats/Math/interface/deltaPhi.h"
#include "DataFormats/ForwardDetId/interface/HGCalDetId.h"
#include "DataFormats/HcalDetId/interface/HcalDetId.h"
#include "FWCore/MessageLogger/interface/MessageLogger.h"
#include <algorithm>
#include <iostream>
#include <memory>