JetMatchingTools.h

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#ifndef JetMatchingTools_h
#define JetMatchingTools_h
 
#include <vector>
 
#include "DataFormats/EcalRecHit/interface/EcalRecHitCollections.h"
#include "DataFormats/HcalRecHit/interface/HcalRecHitCollections.h"
#include "DataFormats/CaloTowers/interface/CaloTowerCollection.h"
#include "SimDataFormats/CaloHit/interface/PCaloHitContainer.h"
#include "SimDataFormats/Vertex/interface/SimVertexContainer.h"
#include "SimDataFormats/Track/interface/SimTrackContainer.h"
#include "DataFormats/HepMCCandidate/interface/GenParticle.h"
#include "FWCore/Framework/interface/ConsumesCollector.h"
 
namespace edm {
  class Event;
}
namespace reco {
  class CaloJet;
  class GenJet;
}  // namespace reco
 
class CaloTower;
class CaloRecHit;
class DetId;
class PCaloHit;
 
class JetMatchingTools {
public:
  struct JetConstituent {
    DetId id;
    double energy;
 
    JetConstituent() {}
    ~JetConstituent() {}
    JetConstituent(const JetConstituent& j) : id(j.id), energy(j.energy) {}
    JetConstituent(const EcalRecHit& ehit) : id(ehit.detid()), energy(ehit.energy()) {}
    JetConstituent(const CaloRecHit& ehit) : id(ehit.detid()), energy(ehit.energy()) {}
  };
 
  JetMatchingTools(const edm::Event& fEvent, edm::ConsumesCollector&& iC);
  ~JetMatchingTools();
 
  std::vector<const CaloTower*> getConstituents(const reco::CaloJet& fJet);
  std::vector<JetConstituent> getConstituentHits(const CaloTower& fTower);
  std::vector<DetId> getConstituentIds(const CaloTower& fTower);
  std::vector<const PCaloHit*> getPCaloHits(DetId fId);
  int getTrackId(const PCaloHit& fHit);
  const SimTrack* getTrack(unsigned fSimTrackId);
  int generatorId(unsigned fSimTrackId);
  const reco::GenParticle* getGenParticle(int fGeneratorId);
  std::vector<const reco::GenParticle*> getGenParticles(const reco::CaloJet& fJet, bool fVerbose = true);
  std::vector<const reco::GenParticle*> getGenParticles(const reco::GenJet& fJet);
 
  // reverse propagation
  std::vector<const PCaloHit*> getPCaloHits(int fGeneratorId);
  std::vector<const CaloTower*> getCaloTowers(int fGeneratorId);
 
  double lostEnergyFraction(const reco::CaloJet& fJet);
 
  double overlapEnergyFraction(const std::vector<const reco::GenParticle*>& fObject,
                               const std::vector<const reco::GenParticle*>& fReference) const;
 
  const EBRecHitCollection* getEBRecHitCollection();
  const EERecHitCollection* getEERecHitCollection();
  const HBHERecHitCollection* getHBHERecHitCollection();
  const HORecHitCollection* getHORecHitCollection();
  const HFRecHitCollection* getHFRecHitCollection();
  const edm::PCaloHitContainer* getEBSimHitCollection();
  const edm::PCaloHitContainer* getEESimHitCollection();
  const edm::PCaloHitContainer* getHcalSimHitCollection();
  const edm::SimTrackContainer* getSimTrackCollection();
  const edm::SimVertexContainer* getSimVertexCollection();
  const reco::CandidateCollection* getGenParticlesCollection();
 
private:
  const edm::Event* mEvent;
  const EBRecHitCollection* mEBRecHitCollection;
  const EERecHitCollection* mEERecHitCollection;
  const HBHERecHitCollection* mHBHERecHitCollection;
  const HORecHitCollection* mHORecHitCollection;
  const HFRecHitCollection* mHFRecHitCollection;
  const edm::PCaloHitContainer* mEBSimHitCollection;
  const edm::PCaloHitContainer* mEESimHitCollection;
  const edm::PCaloHitContainer* mHcalSimHitCollection;
  const edm::SimTrackContainer* mSimTrackCollection;
  const edm::SimVertexContainer* mSimVertexCollection;
  const reco::CandidateCollection* mGenParticleCollection;
 
  edm::EDGetTokenT<EBRecHitCollection> input_ebrechits_token_;
  edm::EDGetTokenT<EERecHitCollection> input_eerechits_token_;
  edm::EDGetTokenT<HBHERecHitCollection> input_hbherechits_token_;
  edm::EDGetTokenT<HORecHitCollection> input_horechits_token_;
  edm::EDGetTokenT<HFRecHitCollection> input_hfrechits_token_;
  edm::EDGetTokenT<edm::PCaloHitContainer> input_pcalohits_eecal_token_;
  edm::EDGetTokenT<edm::PCaloHitContainer> input_pcalohits_ebcal_token_;
  edm::EDGetTokenT<edm::PCaloHitContainer> input_pcalohits_hcal_token_;
  edm::EDGetTokenT<edm::SimTrackContainer> input_simtrack_token_;
  edm::EDGetTokenT<edm::SimVertexContainer> input_simvertex_token_;
  edm::EDGetTokenT<reco::CandidateCollection> input_cands_token_;
};
 
#endif