SimHitTPAssociationProducer.h

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#ifndef SimGeneral_TrackingAnalysis_SimHitTPAssociationProducer_h
#define SimGeneral_TrackingAnalysis_SimHitTPAssociationProducer_h

#include "FWCore/Framework/interface/Event.h"
#include "FWCore/Framework/interface/Frameworkfwd.h"
#include "FWCore/Framework/interface/global/EDProducer.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"
#include "FWCore/ParameterSet/interface/ParameterSetfwd.h"
#include "FWCore/Utilities/interface/EDGetToken.h"

#include "SimDataFormats/TrackingAnalysis/interface/TrackingParticle.h"
#include "SimDataFormats/TrackingAnalysis/interface/TrackingParticleFwd.h"
#include "SimDataFormats/TrackingHit/interface/PSimHitContainer.h"

class SimHitTPAssociationProducer final : public edm::global::EDProducer<> {
public:
  using SimHitTPPair = std::pair<TrackingParticleRef, TrackPSimHitRef>;
  using SimHitTPAssociationList = std::vector<SimHitTPPair>;

  explicit SimHitTPAssociationProducer(const edm::ParameterSet &);
  ~SimHitTPAssociationProducer() override;

  static bool simHitTPAssociationListGreater(SimHitTPPair i, SimHitTPPair j) { return (i.first.key() > j.first.key()); }

private:
  void produce(edm::StreamID, edm::Event &, const edm::EventSetup &) const override;

  std::vector<edm::EDGetTokenT<edm::PSimHitContainer>> _simHitSrc;
  edm::EDGetTokenT<TrackingParticleCollection> _trackingParticleSrc;
};
#endif