PFHcalRecHitCreator.h

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#ifndef RecoParticleFlow_PFClusterProducer_PFHcalRecHitCreator_h
#define RecoParticleFlow_PFClusterProducer_PFHcalRecHitCreator_h

#include "RecoParticleFlow/PFClusterProducer/interface/PFRecHitCreatorBase.h"

#include "DataFormats/HcalRecHit/interface/HORecHit.h"
#include "DataFormats/HcalRecHit/interface/HFRecHit.h"
#include "DataFormats/HcalRecHit/interface/HBHERecHit.h"
#include "DataFormats/HcalRecHit/interface/HcalRecHitCollections.h"
#include "DataFormats/HcalDetId/interface/HcalSubdetector.h"

#include "Geometry/CaloGeometry/interface/CaloSubdetectorGeometry.h"
#include "Geometry/CaloGeometry/interface/CaloGeometry.h"
#include "Geometry/CaloGeometry/interface/CaloCellGeometry.h"
#include "Geometry/Records/interface/CaloGeometryRecord.h"
#include "Geometry/Records/interface/HcalRecNumberingRecord.h"
#include "Geometry/CaloTopology/interface/HcalTopology.h"

#include "RecoCaloTools/Navigation/interface/CaloNavigator.h"

template <typename Digi, typename Geometry,PFLayer::Layer Layer,int Detector>
  class PFHcalRecHitCreator final :  public  PFRecHitCreatorBase {

 public:  
  PFHcalRecHitCreator(const edm::ParameterSet& iConfig,edm::ConsumesCollector& iC):
    PFRecHitCreatorBase(iConfig,iC)
    {
      recHitToken_ = iC.consumes<edm::SortedCollection<Digi>  >(iConfig.getParameter<edm::InputTag>("src"));
    }

    void importRecHits(std::unique_ptr<reco::PFRecHitCollection>&out,std::unique_ptr<reco::PFRecHitCollection>& cleaned ,const edm::Event& iEvent,const edm::EventSetup& iSetup) override {


      beginEvent(iEvent,iSetup);

      edm::Handle<edm::SortedCollection<Digi> > recHitHandle;

      edm::ESHandle<CaloGeometry> geoHandle;
      iSetup.get<CaloGeometryRecord>().get(geoHandle);
      edm::ESHandle<HcalTopology> hcalTopology;
      iSetup.get<HcalRecNumberingRecord>().get( hcalTopology );
  
      // get the hcal geometry and topology
      const CaloSubdetectorGeometry *gTmp = 
    geoHandle->getSubdetectorGeometry(DetId::Hcal, Detector);
      const Geometry *hcalGeo =dynamic_cast< const Geometry* > (gTmp);
      const HcalTopology *theHcalTopology = hcalTopology.product();

      iEvent.getByToken(recHitToken_,recHitHandle);
      for( const auto& erh : *recHitHandle ) {      
    HcalDetId detid = (HcalDetId)erh.detid();
    HcalSubdetector esd=(HcalSubdetector)detid.subdetId();
    
    //since hbhe are together kill other detector
    if (esd !=Detector && Detector != HcalOther  ) 
      continue;

        if (theHcalTopology->withSpecialRBXHBHE() && esd == HcalEndcap) {
          detid = theHcalTopology->idFront(detid);
    }

    auto energy = erh.energy();
    auto time = erh.time();
    auto depth =detid.depth();
      
    
    const CaloCellGeometry * thisCell= hcalGeo->getGeometry(detid);
  
    // find rechit geometry
    if(!thisCell) {
      edm::LogError("PFHcalRecHitCreator")
        <<"warning detid "<<detid.rawId()
        <<" not found in geometry"<<std::endl;
      continue;
    }


    reco::PFRecHit rh(thisCell, detid.rawId(),Layer,
               energy);
    rh.setTime(time); //Mike: This we will use later
    rh.setDepth(depth);

 
    bool rcleaned = false;
    bool keep=true;

    //Apply Q tests
    for( const auto& qtest : qualityTests_ ) {
      if (!qtest->test(rh,erh,rcleaned)) {
        keep = false;
        
      }
    }
      
    if(keep) {
      out->push_back(std::move(rh));
    }
    else if (rcleaned) 
      cleaned->push_back(std::move(rh));
      }
    }



 protected:
    edm::EDGetTokenT<edm::SortedCollection<Digi> > recHitToken_;
    int hoDepth_;

};

typedef PFHcalRecHitCreator<HBHERecHit,CaloSubdetectorGeometry,PFLayer::HCAL_BARREL1,HcalBarrel> PFHBRecHitCreator;
typedef PFHcalRecHitCreator<HORecHit,CaloSubdetectorGeometry,PFLayer::HCAL_BARREL2,HcalOuter> PFHORecHitCreator;
typedef PFHcalRecHitCreator<HBHERecHit,CaloSubdetectorGeometry,PFLayer::HCAL_ENDCAP,HcalEndcap> PFHERecHitCreator;
typedef PFHcalRecHitCreator<HFRecHit,CaloSubdetectorGeometry,PFLayer::HF_EM,HcalForward> PFHFEMRecHitCreator;
typedef PFHcalRecHitCreator<HFRecHit,CaloSubdetectorGeometry,PFLayer::HF_HAD,HcalForward> PFHFHADRecHitCreator;


#endif