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File indexing completed on 2021-02-14 14:25:36

0001 #ifndef RecoMET_METPUSubtraction_noPileUpMEtUtilities_h
0002 #define RecoMET_METPUSubtraction_noPileUpMEtUtilities_h
0003 
0004 #include "FWCore/ParameterSet/interface/ParameterSet.h"
0005 
0006 #include "DataFormats/Candidate/interface/Candidate.h"
0007 #include "DataFormats/METReco/interface/CommonMETData.h"
0008 #include "DataFormats/METReco/interface/PUSubMETData.h"
0009 #include "DataFormats/METReco/interface/PUSubMETDataFwd.h"
0010 
0011 #include <vector>
0012 
0013 class NoPileUpMEtUtilities {
0014 public:
0015   enum { kOutsideJet = 0, kWithin, kAll };
0016   enum { kChHSMET = 0, kChPUMET, kNeutralUncMET, kHadronicHSMET, kHadronicPUMET };
0017 
0018   NoPileUpMEtUtilities();
0019   ~NoPileUpMEtUtilities();
0020 
0021   // general auxiliary functions
0022   void finalizeMEtData(CommonMETData&);
0023 
0024   //-------------------------------------------------------------------------------
0025   // auxiliary functions for jets
0026   reco::PUSubMETCandInfoCollection cleanJets(const reco::PUSubMETCandInfoCollection&,
0027                                              const std::vector<reco::Candidate::LorentzVector>&,
0028                                              double,
0029                                              bool);
0030 
0031   // auxiliary functions for PFCandidates
0032   reco::PUSubMETCandInfoCollection cleanPFCandidates(const reco::PUSubMETCandInfoCollection&,
0033                                                      const std::vector<reco::Candidate::LorentzVector>&,
0034                                                      double,
0035                                                      bool);
0036 
0037   // common internal functions for jets and pfCandidates
0038   void computeAllSums(const reco::PUSubMETCandInfoCollection& jets,
0039                       const reco::PUSubMETCandInfoCollection& pfCandidates);
0040 
0041   CommonMETData computeRecoil(int metType, double& sumAbsPx, double& sumAbsPy);
0042   //-------------------------------------------------------------------------------
0043 
0044 private:
0045   // common internal functions for jets and pfCandidates, to compute the different object sums
0046   CommonMETData computeCandidateSum(const reco::PUSubMETCandInfoCollection& cands,
0047                                     bool neutralFracOnly,
0048                                     double& sumAbsPx,
0049                                     double& sumAbsPy);
0050 
0051   reco::PUSubMETCandInfoCollection selectCandidates(const reco::PUSubMETCandInfoCollection& cands,
0052                                                     double minPt,
0053                                                     double maxPt,
0054                                                     int type,
0055                                                     bool isCharged,
0056                                                     int isWithinJet);
0057 
0058 private:
0059   double minPtDef_;
0060   double maxPtDef_;
0061 
0062   CommonMETData chHSPfcSum_;
0063   CommonMETData chPUPfcSum_;
0064   CommonMETData nUncPfcSum_;
0065   CommonMETData nHSJetSum_;
0066   CommonMETData nPUJetSum_;
0067 
0068   double chHSPfcSumAbsPx_;
0069   double chPUPfcSumAbsPx_;
0070   double nUncPfcSumAbsPx_;
0071   double nHSJetSumAbsPx_;
0072   double nPUJetSumAbsPx_;
0073 
0074   double chHSPfcSumAbsPy_;
0075   double chPUPfcSumAbsPy_;
0076   double nUncPfcSumAbsPy_;
0077   double nHSJetSumAbsPy_;
0078   double nPUJetSumAbsPy_;
0079 };
0080 
0081 #endif