/data/refman/pasoursint/CMSSW_5_2_7_hltpatch2/src/DataFormats/ParticleFlowReco/interface/Calibratable.h

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#ifndef CALIBRATABLE_H_
#define CALIBRATABLE_H_

//#include <boost/shared_ptr.hpp>

#include <vector>
#include <iostream>

#include "DataFormats/ParticleFlowReco/interface/CalibrationResultWrapper.h"
#include "DataFormats/ParticleFlowReco/interface/CalibrationProvenance.h"
#include "DataFormats/Math/interface/LorentzVector.h"
#include "DataFormats/ParticleFlowReco/interface/CaloWindow.h"
#include "DataFormats/ParticleFlowReco/interface/CaloEllipse.h"

namespace pftools {

class CalibratableElement {
public:
        CalibratableElement() {
                reset();
        }

        CalibratableElement(double energy, double eta, double phi, int layer,
                        double extent = 0.0, double time = 0.0) :
                energy_(energy), eta_(eta), phi_(phi), time_(time), layer_(layer), extent_(extent) {
        }

        double energy_, eta_, phi_, time_;
        int layer_;

        //RMS of deltaR of hits in the cluster to its centre
        double extent_;

        void reset() {
                energy_ = 0.0;
                eta_ = 0.0;
                phi_ = 0.0;
                layer_ = 0;
                extent_ = 0.0;
                time_ = 0.0;
        }
        bool operator<(const CalibratableElement& em) const {
                if (em.energy_ < energy_)
                        return true;
                return false;
        }


};

class CandidateWrapper {
public:
        CandidateWrapper() {
                reset();
        }

        CandidateWrapper(double energy, double eta, double phi, double energyEcal,
                        double energyHcal, int type) :
                energy_(energy), eta_(eta), phi_(phi), energyEcal_(energyEcal),
                                energyHcal_(energyHcal), type_(type) {
                calowindow_ecal_.reset();
                calowindow_hcal_.reset();
                caloellipse_ecal_.reset();
                caloellipse_hcal_.reset();

        }

        double energy_, eta_, phi_, energyEcal_, energyHcal_;
        int cluster_numEcal_, cluster_numHcal_;
        int type_;

        CaloWindow calowindow_ecal_;
        CaloWindow calowindow_hcal_;

        CaloEllipse caloellipse_ecal_;
        CaloEllipse caloellipse_hcal_;

        void reset() {
                energy_ = 0;
                eta_ = 0;
                phi_ = 0;
                energyEcal_ = 0;
                energyHcal_ = 0;
                cluster_numEcal_ = 0;
                cluster_numHcal_ = 0;
                type_ = -1;
                calowindow_ecal_.reset();
                calowindow_hcal_.reset();
                caloellipse_ecal_.reset();
                caloellipse_hcal_.reset();
        }

        void recompute() {
                caloellipse_ecal_.makeCaches();
                caloellipse_hcal_.makeCaches();
        }
};
class Calibratable {
public:

        Calibratable() {
                reset();
        }

        virtual ~Calibratable() {
        }

        virtual void reset();

        //truth first
        double sim_energyEvent_, sim_eta_, sim_phi_;
        double sim_energyEcal_, sim_energyHcal_;
        double sim_etaEcal_, sim_etaHcal_, sim_phiEcal_, sim_phiHcal_;
        int sim_numEvent_;
        //set to true if this event is not real data
        bool sim_isMC_;
        //test beam specific
        bool tb_isTB_;
        //where was the TB table?
        double tb_eta_, tb_phi_;
        //TB run number and PDG particle type
        int tb_run_, tb_pdg_;
        //Veto counter values
        double tb_tof_, tb_ck3_, tb_ck2_;
        //Erm, bit complicated this one...
        char tb_vetosPassed_;

        //DYNAMIC: Computed from tb_ecal_ and tb_hcal_
        double tb_energyEvent_, tb_energyEcal_, tb_energyHcal_;
        std::vector<CalibratableElement> tb_ecal_, tb_hcal_;
        int tb_numEcal_, tb_numHcal_; //DYNAMIC

        CalibratableElement tb_meanEcal_, tb_meanHcal_; //DYNAMIC

        //leading track
        double recotrk_numHits_, recotrk_quality_, recotrk_charge_;
        double recotrk_etaEcal_, recotrk_phiEcal_;
        //delta phi between sim particle and leading track
        double recotrk_deltaRWithSim_;
        math::XYZTLorentzVector recotrk_momentum_;

        //CaloWindow class (new for 3_1_X)
        CaloWindow calowindow_ecal_;
        CaloWindow calowindow_hcal_;

        //pf clusters
        //DYNAMIC: Computed from cluster_ecal_ and cluster_hcal_
        double cluster_energyEvent_, cluster_energyEcal_, cluster_energyHcal_; //DYNAMIC
        std::vector<CalibratableElement> cluster_ecal_, cluster_hcal_;
        int cluster_numEcal_, cluster_numHcal_; //DYNAMIC
        CalibratableElement cluster_meanEcal_, cluster_meanHcal_; //DYNAMIC

        //pf rechits
        //DYNAMIC: Computed from rechits_ecal_ and rechits_hcal_
        double rechits_energyEvent_, rechits_energyEcal_, rechits_energyHcal_;
        std::vector<CalibratableElement> rechits_ecal_, rechits_hcal_;
        int rechits_numEcal_, rechits_numHcal_; //DYNAMIC
        CalibratableElement rechits_meanEcal_, rechits_meanHcal_; //DYNAMIC

        //pf candidates
        std::vector<CandidateWrapper> cands_;
        CandidateWrapper cands_mean_; //DYNAMIC
        int cands_num_; //DYNAMIC

        //DYNAMIC: Computed from cands_
        double cand_energyEvent_, cand_energyEcal_, cand_energyHcal_, cand_eta_,
                        cand_phi_;
        double cand_energyNeutralEM_, cand_energyNeutralHad_; //DYNAMIC
        int cand_type_; //DYNAMIC

        std::vector<CalibrationResultWrapper> calibrations_;

        //Recomputes cluster and rechit averages using the vectors of DepositDiets
        //Users should call this before filling the tree.
        virtual void recompute();

        virtual CalibratableElement computeMean(const std::vector<
                        CalibratableElement>& diets);

        virtual CandidateWrapper computeMean(
                        const std::vector<CandidateWrapper>& wrappers);

        virtual void fillCaloWindow(const std::vector<CalibratableElement>& source,
                        CaloWindow& destination) const;

};

//typedef boost::shared_ptr<Calibratable> CalibratablePtr;

std::ostream& operator<<(std::ostream& s, const Calibratable& calib_);
std::ostream& operator<<(std::ostream& s, const CalibratableElement& ce_);

}
#endif /*CALIBRATABLE_H_*/