TrackAnalyzer.h

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#ifndef TrackAnalyzer_H
#define TrackAnalyzer_H
//
// Original Author:  Suchandra Dutta, Giorgia Mila
//         Created:  Thu 28 22:45:30 CEST 2008

#include <memory>
#include <fstream>
#include <unordered_map>
#include "FWCore/Utilities/interface/EDGetToken.h"
#include "FWCore/Utilities/interface/ESGetToken.h"
#include "FWCore/Framework/interface/ConsumesCollector.h"
#include "FWCore/Framework/interface/Frameworkfwd.h"
#include "FWCore/Framework/interface/Event.h"
#include "FWCore/Framework/interface/MakerMacros.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"
#include "FWCore/ServiceRegistry/interface/Service.h"
#include "DQMServices/Core/interface/DQMStore.h"

#include "DataFormats/BeamSpot/interface/BeamSpot.h"
#include "DataFormats/VertexReco/interface/Vertex.h"
#include "DataFormats/VertexReco/interface/VertexFwd.h"

#include "DataFormats/SiPixelCluster/interface/SiPixelCluster.h"
#include "DataFormats/Scalers/interface/LumiScalers.h"
#include "DataFormats/OnlineMetaData/interface/OnlineLuminosityRecord.h"
#include "DataFormats/TrackerCommon/interface/TrackerTopology.h"
#include "Geometry/Records/interface/TrackerTopologyRcd.h"
#include "Geometry/TrackerGeometryBuilder/interface/TrackerGeometry.h"
#include "Geometry/Records/interface/TrackerDigiGeometryRecord.h"
#include "TrackingTools/TransientTrack/interface/TransientTrackBuilder.h"
#include "TrackingTools/Records/interface/TransientTrackRecord.h"

class BeamSpot;
namespace tadqm {
  class TrackAnalyzer {
  public:
    typedef dqm::legacy::DQMStore DQMStore;
    typedef dqm::legacy::MonitorElement MonitorElement;
    TrackAnalyzer(const edm::ParameterSet&);
    TrackAnalyzer(const edm::ParameterSet&, edm::ConsumesCollector& iC);
    ~TrackAnalyzer();
    void initHisto(DQMStore::IBooker& ibooker, const edm::EventSetup&, const edm::ParameterSet&);

    void analyze(const edm::Event& iEvent, const edm::EventSetup& iSetup, const reco::Track& track);

    // Compute and locally store the number of Good vertices found
    // in the event. This information is used as X-axis value in
    // the hit-efficiency plots derived from the hit patter. This
    // ugly design to avoid comuting this very same quantity for
    // each and every track while in the analyze method. A
    // redesign of the class is needed in the future.
    void setNumberOfGoodVertices(const edm::Event&);
    void setBX(const edm::Event&);
    void setLumi(const edm::Event&, const edm::EventSetup& iSetup);

  private:
    void initHistos();
    void fillHistosForState(const edm::EventSetup& iSetup, const reco::Track& track, std::string sname);
    void bookHistosForState(std::string sname, DQMStore::IBooker& ibooker);
    void bookHistosForHitProperties(DQMStore::IBooker& ibooker);
    void bookHistosForLScertification(DQMStore::IBooker& ibooker);
    void bookHistosForBeamSpot(DQMStore::IBooker& ibooker);
    void bookHistosForTrackerSpecific(DQMStore::IBooker& ibooker);
    void bookHistosForEfficiencyFromHitPatter(DQMStore::IBooker& ibooker,
                                              const edm::EventSetup& iSetup,
                                              const std::string suffix,
                                              bool useInac);
    void fillHistosForHitProperties(const edm::EventSetup& iSetup, const reco::Track& track, std::string sname);
    void fillHistosForLScertification(const edm::EventSetup& iSetup, const reco::Track& track, std::string sname);
    void fillHistosForTrackerSpecific(const reco::Track& track);
    void fillHistosForEfficiencyFromHitPatter(const reco::Track& track,
                                              const std::string suffix,
                                              const float monitoring,
                                              bool useInac);

    // ----------member data ---------------------------
    std::string TopFolder_;

    edm::EDGetTokenT<reco::BeamSpot> beamSpotToken_;
    edm::EDGetTokenT<reco::VertexCollection> pvToken_;
    edm::EDGetTokenT<edmNew::DetSetVector<SiPixelCluster> > pixelClustersToken_;
    edm::EDGetTokenT<LumiScalersCollection> lumiscalersToken_;
    edm::EDGetTokenT<OnlineLuminosityRecord> metaDataToken_;
    edm::ESGetToken<TrackerGeometry, TrackerDigiGeometryRecord> trackerGeometryToken_;
    edm::ESGetToken<TrackerTopology, TrackerTopologyRcd> trackerTopologyToken_;
    edm::ESGetToken<TransientTrackBuilder, TransientTrackRecord> transientTrackBuilderToken_;

    float lumi_factor_per_bx_;

    edm::ParameterSet const* conf_;

    std::string stateName_;

    bool doTrackerSpecific_;
    bool doAllPlots_;
    bool doBSPlots_;
    bool doPVPlots_;
    bool doDCAPlots_;
    bool doGeneralPropertiesPlots_;
    bool doMeasurementStatePlots_;
    bool doHitPropertiesPlots_;
    bool doRecHitVsPhiVsEtaPerTrack_;
    bool doRecHitVsPtVsEtaPerTrack_;
    // ADD by Mia
    bool doLayersVsPhiVsEtaPerTrack_;
    bool doTrackRecHitVsPhiVsEtaPerTrack_;
    bool doTrackRecHitVsPtVsEtaPerTrack_;
    bool doTrackLayersVsPhiVsEtaPerTrack_;
    bool doTrack2DChi2Plots_;
    bool doRecHitsPerTrackProfile_;
    // ADD by Mia in order to clean the tracking MEs
    // do not plot *Theta* and TrackPx* and TrackPy*
    bool doThetaPlots_;
    bool doTrackPxPyPlots_;
    // ADD by Mia in order to not plot DistanceOfClosestApproach w.r.t. (0,0,0)
    // the DistanceOfClosestApproach w.r.t. the beam-spot is already shown in DistanceOfClosestApproachToBS
    bool doDCAwrtPVPlots_;
    bool doDCAwrt000Plots_;

    bool doLumiAnalysis_;

    // ADD by Mia in order to turnON test MEs
    bool doTestPlots_;

    //For HI Plots
    bool doHIPlots_;

    // IP significance plots
    bool doSIPPlots_;

    // Compute the hit-finding efficiency using the HitPattern of
    // the reconstructed tracks
    bool doEffFromHitPatternVsPU_;
    bool doEffFromHitPatternVsBX_;
    bool doEffFromHitPatternVsLUMI_;
    int pvNDOF_;
    const bool forceSCAL_;
    bool useBPixLayer1_;
    int minNumberOfPixelsPerCluster_;
    float minPixelClusterCharge_;
    std::string qualityString_;

    struct TkParameterMEs {
      TkParameterMEs()
          : TrackP(nullptr),
            TrackPx(nullptr),
            TrackPy(nullptr),
            TrackPz(nullptr),
            TrackPt(nullptr)

            ,
            TrackPxErr(nullptr),
            TrackPyErr(nullptr),
            TrackPzErr(nullptr),
            TrackPtErr(nullptr),
            TrackPErr(nullptr)

            ,
            TrackPtErrVsEta(nullptr)

            ,
            TrackQ(nullptr)

            ,
            TrackPhi(nullptr),
            TrackEta(nullptr),
            TrackTheta(nullptr)

            ,
            TrackPhiErr(nullptr),
            TrackEtaErr(nullptr),
            TrackThetaErr(nullptr)

            ,
            NumberOfRecHitsPerTrackVsPhi(nullptr),
            NumberOfRecHitsPerTrackVsTheta(nullptr),
            NumberOfRecHitsPerTrackVsEta(nullptr),
            NumberOfRecHitVsPhiVsEtaPerTrack(nullptr)

            ,
            NumberOfValidRecHitsPerTrackVsPhi(nullptr),
            NumberOfValidRecHitsPerTrackVsTheta(nullptr),
            NumberOfValidRecHitsPerTrackVsEta(nullptr),
            NumberOfValidRecHitsPerTrackVsPt(nullptr),
            NumberOfValidRecHitVsPhiVsEtaPerTrack(nullptr),
            NumberOfValidRecHitVsPtVsEtaPerTrack(nullptr)

            ,
            NumberOfLostRecHitsPerTrackVsPhi(nullptr),
            NumberOfLostRecHitsPerTrackVsTheta(nullptr),
            NumberOfLostRecHitsPerTrackVsEta(nullptr),
            NumberOfLostRecHitsPerTrackVsPt(nullptr),
            NumberOfLostRecHitVsPhiVsEtaPerTrack(nullptr),
            NumberOfLostRecHitVsPtVsEtaPerTrack(nullptr)

            ,
            NumberOfMIRecHitsPerTrackVsPhi(nullptr),
            NumberOfMIRecHitsPerTrackVsTheta(nullptr),
            NumberOfMIRecHitsPerTrackVsEta(nullptr),
            NumberOfMIRecHitsPerTrackVsPt(nullptr),
            NumberOfMIRecHitVsPhiVsEtaPerTrack(nullptr),
            NumberOfMIRecHitVsPtVsEtaPerTrack(nullptr)

            ,
            NumberOfMORecHitsPerTrackVsPhi(nullptr),
            NumberOfMORecHitsPerTrackVsTheta(nullptr),
            NumberOfMORecHitsPerTrackVsEta(nullptr),
            NumberOfMORecHitsPerTrackVsPt(nullptr),
            NumberOfMORecHitVsPhiVsEtaPerTrack(nullptr),
            NumberOfMORecHitVsPtVsEtaPerTrack(nullptr)

            ,
            NumberOfLayersPerTrackVsPhi(nullptr),
            NumberOfLayersPerTrackVsTheta(nullptr),
            NumberOfLayersPerTrackVsEta(nullptr)

            ,
            Chi2oNDFVsNHits(nullptr),
            Chi2oNDFVsPt(nullptr),
            Chi2oNDFVsEta(nullptr),
            Chi2oNDFVsPhi(nullptr),
            Chi2oNDFVsTheta(nullptr)

            ,
            Chi2ProbVsEta(nullptr),
            Chi2ProbVsPhi(nullptr),
            Chi2ProbVsTheta(nullptr) {}

      MonitorElement* TrackP;
      MonitorElement* TrackPx;
      MonitorElement* TrackPy;
      MonitorElement* TrackPz;
      MonitorElement* TrackPt;
      MonitorElement* TrackPt_NegEta_Phi_btw_neg16_neg32;
      MonitorElement* TrackPt_NegEta_Phi_btw_0_neg16;
      MonitorElement* TrackPt_NegEta_Phi_btw_16_0;
      MonitorElement* TrackPt_NegEta_Phi_btw_32_16;
      MonitorElement* TrackPt_PosEta_Phi_btw_neg16_neg32;
      MonitorElement* TrackPt_PosEta_Phi_btw_0_neg16;
      MonitorElement* TrackPt_PosEta_Phi_btw_16_0;
      MonitorElement* TrackPt_PosEta_Phi_btw_32_16;
      MonitorElement* Ratio_byFolding;
      MonitorElement* Ratio_byFolding2;
      MonitorElement* TrackPtHighPurity;
      MonitorElement* TrackPtTight;
      MonitorElement* TrackPtLoose;
      MonitorElement* Quality;

      MonitorElement* TrackPxErr;
      MonitorElement* TrackPyErr;
      MonitorElement* TrackPzErr;
      MonitorElement* TrackPtErr;
      MonitorElement* TrackPErr;

      MonitorElement* TrackPtErrVsEta;

      MonitorElement* TrackQ;
      MonitorElement* TrackQoverP;

      MonitorElement* TrackPhi;
      MonitorElement* TrackEta;
      MonitorElement* TrackEtaHighPurity;
      MonitorElement* TrackEtaTight;
      MonitorElement* TrackEtaLoose;
      MonitorElement* TrackEtaPhi = nullptr;
      MonitorElement* TrackEtaPhiInverted = nullptr;
      MonitorElement* TrackEtaPhiInvertedoutofphase = nullptr;
      MonitorElement* TrackEtaPhiInner = nullptr;
      MonitorElement* TrackEtaPhiOuter = nullptr;

      MonitorElement* TrackTheta;

      MonitorElement* TrackPhiErr;
      MonitorElement* TrackEtaErr;
      MonitorElement* TrackThetaErr;

      MonitorElement* NumberOfRecHitsPerTrackVsPhi;
      MonitorElement* NumberOfRecHitsPerTrackVsTheta;
      MonitorElement* NumberOfRecHitsPerTrackVsEta;
      MonitorElement* NumberOfRecHitVsPhiVsEtaPerTrack;

      MonitorElement* NumberOfValidRecHitsPerTrackVsPhi;
      MonitorElement* NumberOfValidRecHitsPerTrackVsTheta;
      MonitorElement* NumberOfValidRecHitsPerTrackVsEta;
      MonitorElement* NumberOfValidRecHitsPerTrackVsPt;
      MonitorElement* NumberOfValidRecHitVsPhiVsEtaPerTrack;
      MonitorElement* NumberOfValidRecHitVsPtVsEtaPerTrack;

      MonitorElement* NumberOfLostRecHitsPerTrackVsPhi;
      MonitorElement* NumberOfLostRecHitsPerTrackVsTheta;
      MonitorElement* NumberOfLostRecHitsPerTrackVsEta;
      MonitorElement* NumberOfLostRecHitsPerTrackVsPt;
      MonitorElement* NumberOfLostRecHitVsPhiVsEtaPerTrack;
      MonitorElement* NumberOfLostRecHitVsPtVsEtaPerTrack;

      MonitorElement* NumberOfMIRecHitsPerTrackVsPhi;
      MonitorElement* NumberOfMIRecHitsPerTrackVsTheta;
      MonitorElement* NumberOfMIRecHitsPerTrackVsEta;
      MonitorElement* NumberOfMIRecHitsPerTrackVsPt;
      MonitorElement* NumberOfMIRecHitVsPhiVsEtaPerTrack;
      MonitorElement* NumberOfMIRecHitVsPtVsEtaPerTrack;

      MonitorElement* NumberOfMORecHitsPerTrackVsPhi;
      MonitorElement* NumberOfMORecHitsPerTrackVsTheta;
      MonitorElement* NumberOfMORecHitsPerTrackVsEta;
      MonitorElement* NumberOfMORecHitsPerTrackVsPt;
      MonitorElement* NumberOfMORecHitVsPhiVsEtaPerTrack;
      MonitorElement* NumberOfMORecHitVsPtVsEtaPerTrack;

      MonitorElement* NumberOfLayersPerTrackVsPhi;
      MonitorElement* NumberOfLayersPerTrackVsTheta;
      MonitorElement* NumberOfLayersPerTrackVsEta;

      MonitorElement* Chi2oNDFVsNHits;
      MonitorElement* Chi2oNDFVsPt;
      MonitorElement* Chi2oNDFVsEta;
      MonitorElement* Chi2oNDFVsPhi;
      MonitorElement* Chi2oNDFVsTheta;

      MonitorElement* Chi2ProbVsEta;
      MonitorElement* Chi2ProbVsPhi;
      MonitorElement* Chi2ProbVsTheta;
    };
    std::map<std::string, TkParameterMEs> TkParameterMEMap;

    MonitorElement* NumberOfRecHitsPerTrack;
    MonitorElement* NumberOfValidRecHitsPerTrack;
    MonitorElement* NumberOfLostRecHitsPerTrack;
    MonitorElement* NumberOfMIRecHitsPerTrack = nullptr;
    MonitorElement* NumberOfMORecHitsPerTrack = nullptr;

    MonitorElement* NumberOfRecHitsPerTrackVsPhi = nullptr;
    MonitorElement* NumberOfRecHitsPerTrackVsTheta = nullptr;
    MonitorElement* NumberOfRecHitsPerTrackVsEta = nullptr;
    MonitorElement* NumberOfRecHitVsPhiVsEtaPerTrack = nullptr;

    MonitorElement* NumberOfValidRecHitsPerTrackVsPhi = nullptr;
    MonitorElement* NumberOfValidRecHitsPerTrackVsTheta = nullptr;
    MonitorElement* NumberOfValidRecHitsPerTrackVsEta = nullptr;
    MonitorElement* NumberOfValidRecHitsPerTrackVsPt = nullptr;
    MonitorElement* NumberOfValidRecHitVsPhiVsEtaPerTrack = nullptr;
    MonitorElement* NumberOfValidRecHitVsPtVsEtaPerTrack = nullptr;

    MonitorElement* NumberOfLostRecHitsPerTrackVsPhi = nullptr;
    MonitorElement* NumberOfLostRecHitsPerTrackVsTheta = nullptr;
    MonitorElement* NumberOfLostRecHitsPerTrackVsEta = nullptr;
    MonitorElement* NumberOfLostRecHitsPerTrackVsPt = nullptr;
    MonitorElement* NumberOfLostRecHitVsPhiVsEtaPerTrack = nullptr;
    MonitorElement* NumberOfLostRecHitVsPtVsEtaPerTrack = nullptr;

    MonitorElement* NumberOfMIRecHitsPerTrackVsPhi = nullptr;
    MonitorElement* NumberOfMIRecHitsPerTrackVsTheta = nullptr;
    MonitorElement* NumberOfMIRecHitsPerTrackVsEta = nullptr;
    MonitorElement* NumberOfMIRecHitsPerTrackVsPt = nullptr;
    MonitorElement* NumberOfMIRecHitVsPhiVsEtaPerTrack = nullptr;
    MonitorElement* NumberOfMIRecHitVsPtVsEtaPerTrack = nullptr;

    MonitorElement* NumberOfMORecHitsPerTrackVsPhi = nullptr;
    MonitorElement* NumberOfMORecHitsPerTrackVsTheta = nullptr;
    MonitorElement* NumberOfMORecHitsPerTrackVsEta = nullptr;
    MonitorElement* NumberOfMORecHitsPerTrackVsPt = nullptr;
    MonitorElement* NumberOfMORecHitVsPhiVsEtaPerTrack = nullptr;
    MonitorElement* NumberOfMORecHitVsPtVsEtaPerTrack = nullptr;

    MonitorElement* ValidFractionPerTrack = nullptr;
    MonitorElement* ValidFractionVsPhiVsEtaPerTrack = nullptr;

    MonitorElement* NumberOfLayersPerTrack[4] = {nullptr, nullptr, nullptr, nullptr};

    MonitorElement* NumberOfLayersPerTrackVsPhi;
    MonitorElement* NumberOfLayersPerTrackVsTheta;
    MonitorElement* NumberOfLayersPerTrackVsEta;

    MonitorElement* NumberOfLayersVsPhiVsEtaPerTrack[5] = {nullptr, nullptr, nullptr, nullptr, nullptr};

    MonitorElement* Chi2;
    MonitorElement* Chi2Prob;
    MonitorElement* Chi2oNDF;

    MonitorElement* Chi2oNDFVsNHits = nullptr;
    MonitorElement* Chi2oNDFVsPt = nullptr;
    MonitorElement* Chi2oNDFVsEta = nullptr;
    MonitorElement* Chi2oNDFVsPhi;
    MonitorElement* Chi2oNDFVsTheta;

    MonitorElement* Chi2ProbVsEta;
    MonitorElement* Chi2ProbVsPhi;
    MonitorElement* Chi2ProbVsTheta;

    MonitorElement* DistanceOfClosestApproach;
    MonitorElement* DistanceOfClosestApproachError;
    MonitorElement* DistanceOfClosestApproachErrorVsPt;
    MonitorElement* DistanceOfClosestApproachErrorVsEta;
    MonitorElement* DistanceOfClosestApproachErrorVsPhi;
    MonitorElement* DistanceOfClosestApproachErrorVsDxy;
    MonitorElement* DistanceOfClosestApproachToBS;
    MonitorElement* DistanceOfClosestApproachToBSdz;
    MonitorElement* AbsDistanceOfClosestApproachToBS;
    MonitorElement* DistanceOfClosestApproachToPV;
    MonitorElement* DistanceOfClosestApproachToPVZoom;
    MonitorElement* DeltaZToPV;
    MonitorElement* DeltaZToPVZoom;
    MonitorElement* DistanceOfClosestApproachVsTheta;
    MonitorElement* DistanceOfClosestApproachVsPhi;
    MonitorElement* DistanceOfClosestApproachToBSVsPhi;
    MonitorElement* DistanceOfClosestApproachToBSVsEta;
    MonitorElement* DistanceOfClosestApproachToPVVsPhi;
    MonitorElement* DistanceOfClosestApproachVsEta;
    MonitorElement* xPointOfClosestApproach;
    MonitorElement* xPointOfClosestApproachToPV;
    MonitorElement* xPointOfClosestApproachVsZ0wrt000;
    MonitorElement* xPointOfClosestApproachVsZ0wrtBS;
    MonitorElement* xPointOfClosestApproachVsZ0wrtPV;
    MonitorElement* yPointOfClosestApproach;
    MonitorElement* yPointOfClosestApproachToPV;
    MonitorElement* yPointOfClosestApproachVsZ0wrt000;
    MonitorElement* yPointOfClosestApproachVsZ0wrtBS;
    MonitorElement* yPointOfClosestApproachVsZ0wrtPV;
    MonitorElement* zPointOfClosestApproach;
    MonitorElement* zPointOfClosestApproachToPV;
    MonitorElement* zPointOfClosestApproachVsPhi;
    MonitorElement *algorithm, *oriAlgo;
    MonitorElement* stoppingSource;
    MonitorElement* stoppingSourceVSeta;
    MonitorElement* stoppingSourceVSphi;
    // TESTING MEs
    MonitorElement* TESTDistanceOfClosestApproachToBS;
    MonitorElement* TESTDistanceOfClosestApproachToBSVsPhi;

    // add by Mia in order to deal w/ LS transitions
    MonitorElement* Chi2oNDF_lumiFlag;
    MonitorElement* NumberOfRecHitsPerTrack_lumiFlag;

    //new plots for Heavy Ion DQM
    MonitorElement* LongDCASig;
    MonitorElement* TransDCASig;
    MonitorElement* dNdPhi_HighPurity;
    MonitorElement* dNdEta_HighPurity;
    MonitorElement* dNdPt_HighPurity;
    MonitorElement* NhitVsEta_HighPurity;
    MonitorElement* NhitVsPhi_HighPurity;
    MonitorElement* Ptdist_HighPurity;
    MonitorElement* dNhitdPt_HighPurity;

    // IP significance plots
    MonitorElement* sipDxyToBS;
    MonitorElement* sipDzToBS;
    MonitorElement* sip3dToPV;
    MonitorElement* sip2dToPV;
    MonitorElement* sipDxyToPV;
    MonitorElement* sipDzToPV;

    struct TkRecHitsPerSubDetMEs {
      MonitorElement* NumberOfRecHitsPerTrack;
      MonitorElement* NumberOfRecHitsPerTrackVsPhi;
      MonitorElement* NumberOfRecHitsPerTrackVsEta;
      MonitorElement* NumberOfRecHitsPerTrackVsPt;
      MonitorElement* NumberOfLayersPerTrack;
      MonitorElement* NumberOfLayersPerTrackVsPhi;
      MonitorElement* NumberOfLayersPerTrackVsEta;
      MonitorElement* NumberOfLayersPerTrackVsPt;
      MonitorElement* RecHitChi2PerTrack;

      int detectorId;
      std::string detectorTag;
    };
    std::map<std::string, TkRecHitsPerSubDetMEs> TkRecHitsPerSubDetMEMap;

    struct Key {
      int det;
      int subdet;
      int monitoring;
      explicit Key(int det, int subdet, int monitoring) : det(det), subdet(subdet), monitoring(monitoring){};
      bool operator==(const Key& other) const {
        return (det == other.det && subdet == other.subdet && monitoring == other.monitoring);
      }
    };

    struct KeyHasher {
      std::size_t operator()(const Key& k) const {
        // 3 bits (0x7) for kind of monitoring (7 kinds at most)
        // next 8 bits to the subdetector (255 subdetectors at most)
        // next 8 bits to the detector (255 detectors at most)
        return (size_t)((k.monitoring & (0x7)) | ((k.subdet & (0xff)) << 3) | ((k.det & (0xff)) << 11));
      }
    };

    std::unordered_map<Key, MonitorElement*, KeyHasher> hits_valid_;
    std::unordered_map<Key, MonitorElement*, KeyHasher> hits_missing_;
    std::unordered_map<Key, MonitorElement*, KeyHasher> hits_inactive_;
    std::unordered_map<Key, MonitorElement*, KeyHasher> hits_bad_;
    std::unordered_map<Key, MonitorElement*, KeyHasher> hits_total_;
    unsigned int good_vertices_;
    unsigned int bx_;
    float pixel_lumi_;
    float scal_lumi_;
    enum monQuantity { VsPU, VsBX, VsPIXELLUMI, VsSCALLUMI, END };
    std::string monName[monQuantity::END] = {"", "VsBX", "VsPIXELLUMI", "VsSCALLUMI"};

    std::string histname;  //for naming the histograms according to algorithm used
  };
}  // namespace tadqm
#endif