L1GObject.h

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#ifndef L1GObject_h
#define L1GObject_h

#include <iostream>

#include <string>

#include "DataFormats/Candidate/interface/LeafCandidate.h"
#include "DataFormats/Math/interface/LorentzVector.h"

class L1GObject : public reco::LeafCandidate
{
public:

  // Constructors

  //L1GObject() : myEt(0), myEta(999), myPhi(999), myName("L1GObject") {initialize();}
  L1GObject() {}

  L1GObject(unsigned int et, unsigned int eta, unsigned int phi)
    : myEt(et), myEta(eta), myPhi(phi), myName("L1GObject") {initialize();}

  L1GObject(unsigned int et, unsigned int eta, unsigned int phi, std::string name)
    : myEt(et), myEta(eta), myPhi(phi), myName(name) {initialize();}

  L1GObject(unsigned int packedObject, std::string name = "L1GObject") {
    myEt = (packedObject & 0xFFFF0000) >> 16;
    myEta = (packedObject & 0x0000FF00) >> 8;
    myPhi = (packedObject & 0x000000FF);
    myName = name;
    initialize();
  }

  unsigned int packedObject() {
    if(myEt > 0xFFFF) myEt = 0xFFFF;
    unsigned int etBits = (myEt << 16);
    if(myEta < 0xFF) {
      unsigned int etaBits = (myEta << 8);
      if(myPhi < 0xFF) {
    return (etBits + etaBits + myPhi);
      }
    }
    std::cerr << "L1GObject: Cannot pack content - fatal error: " << myEt << ", " << myEta << ", " << myPhi << std::endl;
    return (etBits);
  }

  L1GObject(const L1GObject& t)
    {
      myName = t.myName;
      myPhi = t.myPhi;
      myEta = t.myEta;
      myEt = t.myEt;
      associatedRegionEt_ = t.associatedRegionEt_;
      associatedJetPt_ = t.associatedJetPt_;
      ellIsolation_ = t.ellIsolation_;
      puLevel_ = t.puLevel_;
      tauVeto_ = t.tauVeto_;
      mipBit_ = t.mipBit_;
      initialize();
    }

  L1GObject& operator=(const L1GObject& t)
    {
      if(this != &t)
    {
      myName = t.myName;
      myPhi = t.myPhi;
      myEta = t.myEta;
      myEt = t.myEt;
          associatedRegionEt_ = t.associatedRegionEt_;
          associatedJetPt_ = t.associatedJetPt_;
          ellIsolation_ = t.ellIsolation_;
          puLevel_ = t.puLevel_;
          tauVeto_ = t.tauVeto_;
          mipBit_ = t.mipBit_;
      initialize();
    }
      return *this;
    }

  // Destructor

  ~L1GObject() override {}

  // Access functions

  std::string name() const {return myName;}

  bool empty() const {return false;}

  double ptValue() const {
    return myLSB * myEt;
  }

  double etaValue() const {
    if(myEta < 11) {
      return -etaValues[-(myEta - 10)]; // 0-10 are negative eta values
    }
    else if (myEta < 22) {
      return etaValues[myEta - 11];     // 11-21 are positive eta values
    }
    return 999.;
  }

  double phiValue() const {
    if(myPhi < 18)
      return phiValues[myPhi];
    else
      return 999.;
  }

  unsigned int ptCode() const {return myEt;}

  unsigned int etaIndex() const {return myEta;}

  unsigned int phiIndex() const {return myPhi;}

  // Operators required for sorting lists of these objects

  bool operator==(const L1GObject& t) const
    {
      if(myEt == t.myEt) return true;
      else return false;
    }

  bool operator<(const L1GObject& t) const
    {
      if(myEt < t.myEt) return true;
      else return false;
    }

  bool operator>(const L1GObject& t) const
    {
      if(myEt > t.myEt) return true;
      else return false;
    }

  bool operator<=(const L1GObject& t) const
    {
      if(myEt <= t.myEt) return true;
      else return false;
    }

  bool operator>=(const L1GObject& t) const
    {
      if(myEt >= t.myEt) return true;
      else return false;
    }

  friend std::ostream& operator<<(std::ostream &os, const L1GObject& t)
    {
      os << "L1GObject : Name = " << t.name()
     << "(Et, Eta, Phi) = ("
     << t.myEt << ", "
     << t.myEta << ", "
     << t.myPhi << ") ("
     << t.ptValue() << ", "
     << t.etaValue() << ", "
     << t.phiValue() << ")";
      return os;
    }

  void setEt(unsigned int et) {myEt = et;}
  void setEta(unsigned int eta) {myEta = eta;}
  void setPhi(unsigned int phi) {myPhi = phi;}
  void setName(std::string name) {myName = name;}
  void setLSB(double lsb) {myLSB = lsb;}

  void initialize()
  {
    for(unsigned int i = 0; i < 10; i++) {
      phiValues[i] = 2. * 3.1415927 * i / 18;
    }
    for(unsigned int j = 10; j < 18; j++) {
      phiValues[j] = -3.1415927 + 2. * 3.1415927 * (j - 9) / 18;
    }
    etaValues[ 0] = 0.174; // HB and inner HE bins are 0.348 wide
    etaValues[ 1] = 0.522;
    etaValues[ 2] = 0.870;
    etaValues[ 3] = 1.218;
    etaValues[ 4] = 1.566;
    etaValues[ 5] = 1.956; // Last two HE bins are 0.432 and 0.828 wide
    etaValues[ 6] = 2.586;
    etaValues[ 7] = 3.250; // HF bins are 0.5 wide
    etaValues[ 8] = 3.750;
    etaValues[ 9] = 4.250;
    etaValues[10] = 4.750;
    myLSB = 1.0;

    // Initialize tuning parameters
    //associatedRegionEt = -1;
    //associatedJetPt = -1;
    //puLevel = -1;

    // Setup the reco::Candidate (physics) 4-vector
    math::PtEtaPhiMLorentzVector myP4(
        this->ptValue(), this->etaValue(), this->phiValue(), 0);
    this->setP4(myP4);
  }

  // Extra values for tuning UCT parameters - just public members, to
  // eventually be removed
  double associatedJetPt() const { return associatedJetPt_; }
  unsigned int puLevel() const { return puLevel_; }
  double associatedRegionEt() const { return associatedRegionEt_; }
  bool ellIsolation() const { return ellIsolation_; };
  bool tauVeto() const { return tauVeto_; }
  bool mipBit() const { return mipBit_; }

  double associatedJetPt_;
  unsigned int puLevel_;
  double associatedRegionEt_;
  bool ellIsolation_;

  // For the EG objects, don't require this to build the object, just embed it.
  bool tauVeto_;
  bool mipBit_;

private:

  unsigned int myEt;
  unsigned int myEta;
  unsigned int myPhi;
  std::string myName;

  double myLSB;
  double etaValues[11];
  double phiValues[18];

};

#endif