SimpleHBHEPhase1Algo.h

Go to the documentation of this file.

#ifndef RecoLocalCalo_HcalRecAlgos_SimpleHBHEPhase1Algo_h_
#define RecoLocalCalo_HcalRecAlgos_SimpleHBHEPhase1Algo_h_

#include <memory>
#include <vector>

// Base class header
#include "RecoLocalCalo/HcalRecAlgos/interface/AbsHBHEPhase1Algo.h"

// Other headers
#include "CalibCalorimetry/HcalAlgos/interface/HcalPulseContainmentManager.h"

#include "RecoLocalCalo/HcalRecAlgos/interface/PulseShapeFitOOTPileupCorrection.h"
#include "RecoLocalCalo/HcalRecAlgos/interface/HcalDeterministicFit.h"


class SimpleHBHEPhase1Algo : public AbsHBHEPhase1Algo
{
public:
    // Constructor arguments:
    //
    //   firstSampleShift -- first TS w.r.t. SOI to use for "Method 0"
    //                       reconstruction.
    //
    //   samplesToAdd     -- default number of samples to add for "Method 0"
    //                       reconstruction. If, let say, SOI = 4,
    //                       firstSampleShift = -1, and samplesToAdd = 3
    //                       then the code will add time slices 3, 4, and 5.
    //
    //   phaseNS          -- default "phase" parameter for the pulse
    //                       containment correction
    //
    //   timeShift        -- time shift for QIE11 TDC times
    //
    //   correctForPhaseContainment -- default switch for applying pulse
    //                                 containment correction for "Method 0"
    //
    //   m2               -- "Method 2" object
    //
    //   detFit           -- "Method 3" (a.k.a. "deterministic fit") object
    //
    SimpleHBHEPhase1Algo(int firstSampleShift,
                         int samplesToAdd,
                         float phaseNS,
                         float timeShift,
                         bool correctForPhaseContainment,
                         std::unique_ptr<PulseShapeFitOOTPileupCorrection> m2,
                         std::unique_ptr<HcalDeterministicFit> detFit);

    inline virtual ~SimpleHBHEPhase1Algo() {}

    // Methods to override from the base class
    virtual void beginRun(const edm::Run&, const edm::EventSetup&) override;
    virtual void endRun() override;

    inline virtual bool isConfigurable() const override {return false;}

    virtual HBHERecHit reconstruct(const HBHEChannelInfo& info,
                                   const HcalRecoParam* params,
                                   const HcalCalibrations& calibs,
                                   bool isRealData) override;
    // Basic accessors
    inline int getFirstSampleShift() const {return firstSampleShift_;}
    inline int getSamplesToAdd() const {return samplesToAdd_;}
    inline float getPhaseNS() const {return phaseNS_;}
    inline float getTimeShift() const {return timeShift_;}
    inline bool isCorrectingForPhaseContainment() const {return corrFPC_;}
    inline int getRunNumber() const {return runnum_;}

protected:
    // Special HB- correction
    float hbminusCorrectionFactor(const HcalDetId& cell,
                                  float energy, bool isRealData) const;

    // "Method 0" rechit energy. Calls a non-const member of
    // HcalPulseContainmentManager, so no const qualifier here.
    // HB- correction is not applied inside this function.
    float m0Energy(const HBHEChannelInfo& info,
                   double reconstructedCharge,
                   bool applyContainmentCorrection,
                   double phaseNS, int nSamplesToAdd);

    // "Method 0" rechit timing (original low-pileup QIE8 algorithm)
    float m0Time(const HBHEChannelInfo& info,
                 double reconstructedCharge,
                 const HcalCalibrations& calibs,
                 int nSamplesToExamine) const;
private:
    HcalPulseContainmentManager pulseCorr_;

    int firstSampleShift_;
    int samplesToAdd_;
    float phaseNS_;
    float timeShift_;
    int runnum_;
    bool corrFPC_;

    // "Metod 2" algorithm
    std::unique_ptr<PulseShapeFitOOTPileupCorrection> psFitOOTpuCorr_;

    // "Metod 3" algorithm
    std::unique_ptr<HcalDeterministicFit> hltOOTpuCorr_;

    HcalPulseShapes theHcalPulseShapes_;
};

#endif // RecoLocalCalo_HcalRecAlgos_SimpleHBHEPhase1Algo_h_