PFPileUpAlgo.h

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#ifndef CommonTools_PFCandProducer_PFPileUpAlgo_
#define CommonTools_PFCandProducer_PFPileUpAlgo_

#include "FWCore/Framework/interface/Frameworkfwd.h"
#include "FWCore/Framework/interface/EDProducer.h"

#include "FWCore/Framework/interface/Event.h"

#include "DataFormats/ParticleFlowCandidate/interface/PFCandidateFwd.h"
#include "DataFormats/VertexReco/interface/VertexFwd.h"

class PFPileUpAlgo {
public:
  typedef std::vector<edm::FwdPtr<reco::PFCandidate> > PFCollection;

  PFPileUpAlgo() : checkClosestZVertex_(true), verbose_(false) { ; }

  PFPileUpAlgo(bool checkClosestZVertex, bool verbose = false)
      : checkClosestZVertex_(checkClosestZVertex), verbose_(verbose) {
    ;
  }

  ~PFPileUpAlgo() { ; }

  // the last parameter is needed if you want to use the sourceCandidatePtr
  void process(const PFCollection& pfCandidates, const reco::VertexCollection& vertices);

  inline void setVerbose(bool verbose) { verbose_ = verbose; }

  inline void setCheckClosestZVertex(bool val) { checkClosestZVertex_ = val; }

  const PFCollection& getPFCandidatesFromPU() const { return pfCandidatesFromPU_; }

  const PFCollection& getPFCandidatesFromVtx() const { return pfCandidatesFromVtx_; }

  int chargedHadronVertex(const reco::VertexCollection& vertices, const reco::PFCandidate& pfcand) const;

private:
  bool checkClosestZVertex_;

  bool verbose_;

  PFCollection pfCandidatesFromVtx_;
  PFCollection pfCandidatesFromPU_;
};

#endif