/afs/cern.ch/work/a/aaltunda/public/www/CMSSW_6_2_5/src/DQMOffline/Trigger/src/TopHLTDiMuonDQM.cc

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/*
 *  $Date: 2010/08/13 09:11:38 $
 *  $Revision: 1.8 $
 *  \author M. Marienfeld - DESY Hamburg
 */

#include "DQMOffline/Trigger/interface/TopHLTDiMuonDQM.h"
#include "FWCore/Common/interface/TriggerNames.h"

using namespace std;
using namespace edm;
using namespace trigger;


TopHLTDiMuonDQM::TopHLTDiMuonDQM( const edm::ParameterSet& ps ) {

  monitorName_ = ps.getParameter<string>("monitorName");

  triggerResults_ = ps.getParameter<edm::InputTag>("TriggerResults");
  triggerEvent_   = ps.getParameter<edm::InputTag>("TriggerEvent");
  triggerFilter_  = ps.getParameter<edm::InputTag>("TriggerFilter");

  hltPaths_L1_   = ps.getParameter<vector<string> >("hltPaths_L1");
  hltPaths_L3_   = ps.getParameter<vector<string> >("hltPaths_L3");
  hltPaths_sig_  = ps.getParameter<vector<string> >("hltPaths_sig");
  hltPaths_trig_ = ps.getParameter<vector<string> >("hltPaths_trig");

  vertex_       = ps.getParameter<edm::InputTag>("vertexCollection");
  vertex_X_cut_ = ps.getParameter<double>("vertex_X_cut");
  vertex_Y_cut_ = ps.getParameter<double>("vertex_Y_cut");
  vertex_Z_cut_ = ps.getParameter<double>("vertex_Z_cut");

  muons_        = ps.getParameter<edm::InputTag>("muonCollection");
  muon_pT_cut_  = ps.getParameter<double>("muon_pT_cut");
  muon_eta_cut_ = ps.getParameter<double>("muon_eta_cut");
  muon_iso_cut_ = ps.getParameter<double>("muon_iso_cut");

  MassWindow_up_   = ps.getParameter<double>("MassWindow_up");
  MassWindow_down_ = ps.getParameter<double>("MassWindow_down");

}


TopHLTDiMuonDQM::~TopHLTDiMuonDQM() {

}


void TopHLTDiMuonDQM::beginJob() {

  dbe_ = Service<DQMStore>().operator->();

  if( dbe_ ) {

    dbe_->setCurrentFolder(monitorName_);

    Trigs = dbe_->book1D("Trigs", "Fired triggers", 15, 0., 15.);

    TriggerEfficiencies = dbe_->book1D("TriggerEfficiencies", "HL Trigger Efficiencies", 10, 0., 10.);

    TriggerEfficiencies->setTitle("HL Trigger Efficiencies #epsilon_{signal} = #frac{[signal] && [control]}{[control]}");

    TriggerEfficiencies_sig  = dbe_->book1D("TriggerEfficiencies_sig",  "HL Trigger Signal && Control Counts", 10, 0., 10.);
    TriggerEfficiencies_trig = dbe_->book1D("TriggerEfficiencies_trig", "HL Trigger Control Counts",           10, 0., 10.);

    const int nbins_Pt = 5;

    float bins_Pt[nbins_Pt+1] = { 0., 5., 10., 20., 50., 100. };

    MuonEfficiency_pT      = dbe_->book1D("MuonEfficiency_pT",      "Muon Efficiency P_{T}",           nbins_Pt, &bins_Pt[0]);
    MuonEfficiency_pT_sig  = dbe_->book1D("MuonEfficiency_pT_sig",  "P^{#mu}_{T} (signal triggered)",  nbins_Pt, &bins_Pt[0]);
    MuonEfficiency_pT_trig = dbe_->book1D("MuonEfficiency_pT_trig", "P^{#mu}_{T} (control triggered)", nbins_Pt, &bins_Pt[0]);

    const int nbins_eta = 7;

    float bins_eta[nbins_eta+1] = { -3.5, -2.5, -1.5, -0.5, 0.5, 1.5, 2.5, 3.5 };

    MuonEfficiency_eta      = dbe_->book1D("MuonEfficiency_eta",      "Muon Efficiency  #eta",           nbins_eta, &bins_eta[0]);
    MuonEfficiency_eta_sig  = dbe_->book1D("MuonEfficiency_eta_sig",  "#eta_{muon} (signal triggered)",  nbins_eta, &bins_eta[0]);
    MuonEfficiency_eta_trig = dbe_->book1D("MuonEfficiency_eta_trig", "#eta_{muon} (control triggered)", nbins_eta, &bins_eta[0]);

    const int nbins_phi = 9;

    float bins_phi[nbins_phi+1] = { -3.5, -3.2, -2.6, -1.56, -0.52, 0.52, 1.56, 2.6, 3.2, 3.5 };

    MuonEfficiency_phi      = dbe_->book1D("MuonEfficiency_phi",      "Muon Efficiency  #phi",           nbins_phi, &bins_phi[0]);
    MuonEfficiency_phi_sig  = dbe_->book1D("MuonEfficiency_phi_sig",  "#phi_{muon} (signal triggered)",  nbins_phi, &bins_phi[0]);
    MuonEfficiency_phi_trig = dbe_->book1D("MuonEfficiency_phi_trig", "#phi_{muon} (control triggered)", nbins_phi, &bins_phi[0]);

    const int N_TriggerPaths = hltPaths_L3_.size();
    const int N_SignalPaths  = hltPaths_sig_.size();

    for( int i = 0; i < N_TriggerPaths; i++ ) {

      const string &label = hltPaths_L3_[i];
      Trigs->setBinLabel( i+1,label.c_str() );

    }

    for( int j = 0; j < N_SignalPaths; ++j ) {

      const string &label_eff = "#frac{["+hltPaths_sig_[j]+"]}{vs. ["+hltPaths_trig_[j]+"]}";
      const string &label_sig = hltPaths_sig_[j]+"\n && "+hltPaths_trig_[j];
      TriggerEfficiencies->setBinLabel(     j+1, label_eff.c_str() );
      TriggerEfficiencies_sig->setBinLabel( j+1, label_sig.c_str() );

    }

    NMuons        = dbe_->book1D("Nmuons",        "Number of muons",             20,   0.,  10.);
    NMuons_iso    = dbe_->book1D("Nmuons_Iso",    "Number of isolated muons",    20,   0.,  10.);
    NMuons_charge = dbe_->book1D("Nmuons_Charge", "N_{muons} * Q(#mu)",          19, -10.,  10.);
    NTracks       = dbe_->book1D("Ntracks",       "Number of tracks",            50,   0.,  50.);
    VxVy_muons    = dbe_->book2D("VxVy_muons",    "Vertex x-y-positon (global)", 40,  -1.,   1., 40 , -1., 1.);
    Vz_muons      = dbe_->book1D("Vz_muons",      "Vertex z-positon (global)",   40, -20.,  20.);
    PtMuons       = dbe_->book1D("PtMuon",        "P^{#mu}_{T}",                 50,   0., 100.);
    EtaMuons      = dbe_->book1D("EtaMuon",       "#eta_{muon}",                 50,  -5.,   5.);
    PhiMuons      = dbe_->book1D("PhiMuon",       "#phi_{muon}",                 40,  -4.,   4.);

    DeltaEtaMuonsRC   = dbe_->book1D("DeltaEtaMuonsRC",    "#Delta #eta of muon pair (RC)", 50,  -5.,   5.);
    DeltaPhiMuonsRC   = dbe_->book1D("DeltaPhiMuonsRC",    "#Delta #phi of muon pair (RC)", 50,  -5.,   5.);
    DeltaEtaMuonsWC   = dbe_->book1D("DeltaEtaMuonsWC",    "#Delta #eta of muon pair (WC)", 50,  -5.,   5.);
    DeltaPhiMuonsWC   = dbe_->book1D("DeltaPhiMuonsWC",    "#Delta #phi of muon pair (WC)", 50,  -5.,   5.);
    CombRelIso03      = dbe_->book1D("MuIso_CombRelIso03", "Muon CombRelIso dR=03",         50,   0.,   1.);
    PixelHits_muons   = dbe_->book1D("NPixelHits_muons",   "Number of pixel hits",          50,   0.,  50.);
    TrackerHits_muons = dbe_->book1D("NTrackerHits_muons", "Number of hits in the tracker", 50,   0.,  50.);

    DeltaR_Trig   = dbe_->book1D("DeltaRTrigger", "#Delta R of trigger muon pair",       50, 0., 5.);
    DeltaR_Reco   = dbe_->book1D("DeltaRReco",    "#Delta R of RECO muon pair",          50, 0., 5.);
    DeltaR_Match  = dbe_->book1D("DeltaRMatch",   "#Delta R of matched muon pair",       50, 0., 5.);
    Trigger_Match = dbe_->book1D("TriggerMatch",  "Number of Trigger-RECO assignements",  6, 0., 6.);

    const int nbins_Pt_Log = 15;

    double logmin = 0.;
    double logmax = 3.;  // 10^(3.)=1000

    float bins_Pt_Log[nbins_Pt_Log+1];

    for (int i = 0; i <= nbins_Pt_Log; i++) {
      double log = logmin + (logmax-logmin)*i/nbins_Pt_Log;
      bins_Pt_Log[i] = std::pow(10.0, log);
    }

    PtMuons_LOGX  = dbe_->book1D("Pt_muon_LOGX", "P^{#mu}_{T}", nbins_Pt_Log, &bins_Pt_Log[0]);

    MuonEfficiency_pT_LOGX      = dbe_->book1D("MuonEfficiency_pT_LOGX",      "Muon Efficiency P_{T}",           nbins_Pt_Log, &bins_Pt_Log[0]);
    MuonEfficiency_pT_LOGX_sig  = dbe_->book1D("MuonEfficiency_pT_LOGX_sig",  "P^{#mu}_{T} (signal triggered)",  nbins_Pt_Log, &bins_Pt_Log[0]);
    MuonEfficiency_pT_LOGX_trig = dbe_->book1D("MuonEfficiency_pT_LOGX_trig", "P^{#mu}_{T} (control triggered)", nbins_Pt_Log, &bins_Pt_Log[0]);

    const int nbins_mass = 200;

    float bins_mass[nbins_mass+1];

    for (int i = 0; i <= nbins_mass; i++) {
      double log = logmin + (logmax-logmin)*i/nbins_mass;
      bins_mass[i] = std::pow(10.0, log);
    }

    DiMuonMassRC       = dbe_->book1D("DiMuonMassRC",      "Invariant Dimuon Mass (Right Charge)", 50, 0., 200.);
    DiMuonMassWC       = dbe_->book1D("DiMuonMassWC",      "Invariant Dimuon Mass (Wrong Charge)", 50, 0., 200.);

    DiMuonMassRC_LOGX  = dbe_->book1D("DiMuonMassRC_LOGX", "Invariant Dimuon Mass (Right Charge)", nbins_mass, &bins_mass[0]);
    DiMuonMassWC_LOGX  = dbe_->book1D("DiMuonMassWC_LOGX", "Invariant Dimuon Mass (Wrong Charge)", nbins_mass, &bins_mass[0]);

  }

}


void TopHLTDiMuonDQM::beginRun(const edm::Run& r, const edm::EventSetup& context) {

}


void TopHLTDiMuonDQM::beginLuminosityBlock(const edm::LuminosityBlock& lumiSeg, const edm::EventSetup& context) {

}


void TopHLTDiMuonDQM::analyze(const edm::Event& iEvent, const edm::EventSetup& iSetup ) {

  // ------------------------
  //  Global Event Variables
  // ------------------------

  vector<string> hltPaths = hltPaths_L3_;

  vector<reco::Particle> Triggered_muons;
  reco::MuonCollection    Isolated_muons;
  reco::MuonCollection     Matched_muons;

  const int N_TriggerPaths = hltPaths.size();
  const int N_SignalPaths  = hltPaths_sig_.size();
  const int N_ControlPaths = hltPaths_trig_.size();

  bool Fired_Signal_Trigger[ 10] = {false};
  bool Fired_Control_Trigger[10] = {false};

  double DilepMass = 0.;

  double deltaR_Trig  = 1000.;
  double deltaR_Reco  =    0.;
  double deltaR_Match =    0.;

  int N_iso_mu = 0;

  double vertex_X = 100.;
  double vertex_Y = 100.;
  double vertex_Z = 100.;

  // -------------------------
  //  Analyze Trigger Results
  // -------------------------

  edm::Handle<TriggerResults> trigResults;
  iEvent.getByLabel(triggerResults_, trigResults);

  if( trigResults.failedToGet() ) {

    //    cout << endl << "-----------------------------" << endl;
    //    cout << "--- NO TRIGGER RESULTS !! ---" << endl;
    //    cout << "-----------------------------" << endl << endl;

  }

  if( !trigResults.failedToGet() ) {

    const edm::TriggerNames & trigName = iEvent.triggerNames(*trigResults);

    for( unsigned int i_Trig = 0; i_Trig < trigResults->size(); ++i_Trig ) {

      if(trigResults->accept(i_Trig)) {

        // Check for all trigger paths

        for( int i = 0; i < N_TriggerPaths; i++ ) {

          if( trigName.triggerName(i_Trig) == hltPaths[i] )  Trigs->Fill(i);

        }

        // Check for signal & control trigger paths

        for( int j = 0; j < N_SignalPaths; ++j ) {

          if( trigName.triggerName(i_Trig) == hltPaths_sig_[j]  )  Fired_Signal_Trigger[j]  = true;

        }

        for( int k = 0; k < N_ControlPaths; ++k ) {

          if( trigName.triggerName(i_Trig) == hltPaths_trig_[k] )  Fired_Control_Trigger[k] = true;

        }

      }

    }

  }

  // -----------------------
  //  Analyze Trigger Event
  // -----------------------

  edm::Handle<TriggerEvent> triggerEvent;
  iEvent.getByLabel(triggerEvent_, triggerEvent);

  if( triggerEvent.failedToGet() ) {

    //    cout << endl << "---------------------------" << endl;
    //    cout << "--- NO TRIGGER EVENT !! ---" << endl;
    //    cout << "---------------------------" << endl << endl;

  }

  if( !triggerEvent.failedToGet() ) {

    size_t filterIndex = triggerEvent->filterIndex( triggerFilter_ );
    TriggerObjectCollection triggerObjects = triggerEvent->getObjects();

    if( filterIndex >= triggerEvent->sizeFilters() ) {

      //      cout << endl << "------------------------------" << endl;
      //      cout << "--- NO FILTERED OBJECTS !! ---" << endl;
      //      cout << "------------------------------" << endl << endl;

    }

    if( filterIndex < triggerEvent->sizeFilters() ) {

      const Keys & keys = triggerEvent->filterKeys( filterIndex );

      int N_mu = 0;

      for( size_t j = 0; j < keys.size(); j++ ) {

        TriggerObject foundObject = triggerObjects[keys[j]];

        if(      foundObject.pt()   < muon_pT_cut_  )  continue;
        if( abs( foundObject.eta()) > muon_eta_cut_ )  continue;
        if( abs( foundObject.particle().pdgId() ) != 13 )  continue;

        ++N_mu;
        Triggered_muons.push_back( foundObject.particle() );

      }

      if( Triggered_muons.size() == 2 ) {

        reco::Particle mu1 = Triggered_muons.at(0);
        reco::Particle mu2 = Triggered_muons.at(1);

        deltaR_Trig = deltaR( mu1.eta(), mu1.phi(), mu2.eta(), mu2.phi() );
        DeltaR_Trig->Fill(deltaR_Trig);

      }

    }

  }

  // ------------------------
  //  Analyze Primary Vertex
  // ------------------------

  edm::Handle<reco::VertexCollection> vertexs;
  iEvent.getByLabel(vertex_, vertexs);

  if( vertexs.failedToGet() ) {

    //      cout << endl << "----------------------------" << endl;
    //      cout << "--- NO PRIMARY VERTEX !! ---" << endl;
    //      cout << "----------------------------" << endl << endl;

  }

  if( !vertexs.failedToGet() ) {

    reco::Vertex primaryVertex = vertexs->front();

    int numberTracks = primaryVertex.tracksSize();
    //      double ndof      = primaryVertex.ndof();
    bool fake        = primaryVertex.isFake();

    NTracks->Fill(numberTracks);

    if( !fake && numberTracks > 3 ) {

      vertex_X = primaryVertex.x();
      vertex_Y = primaryVertex.y();
      vertex_Z = primaryVertex.z();

    }

  }

  // --------------------
  //  Analyze RECO Muons
  // --------------------

  edm::Handle<reco::MuonCollection> muons;
  iEvent.getByLabel(muons_, muons);

  reco::MuonCollection::const_iterator muon;

  if( muons.failedToGet() ) {

    //    cout << endl << "------------------------" << endl;
    //    cout << "--- NO RECO MUONS !! ---" << endl;
    //    cout << "------------------------" << endl << endl;

  }

  if( !muons.failedToGet() ) {

    NMuons->Fill( muons->size() );

    //    cout << "N_muons : " << muons->size() << endl;

    for(muon = muons->begin(); muon!= muons->end(); ++muon) {

      float N_muons = muons->size();
      float Q_muon  = muon->charge();

      NMuons_charge->Fill(N_muons*Q_muon);

      double track_X = 100.;
      double track_Y = 100.;
      double track_Z = 100.;

      double N_PixelHits   = 0.;
      double N_TrackerHits = 0.;

      if( muon->isGlobalMuon() && muon->isTrackerMuon() ) {

        reco::TrackRef track = muon->globalTrack();

        track_X       = track->vx();
        track_Y       = track->vy();
        track_Z       = track->vz();
        N_PixelHits   = track->hitPattern().numberOfValidPixelHits();
        N_TrackerHits = track->hitPattern().numberOfValidTrackerHits();

        VxVy_muons->Fill(track_X, track_Y);
        Vz_muons->Fill(track_Z);
        PixelHits_muons->Fill(N_PixelHits);
        TrackerHits_muons->Fill(N_TrackerHits);

      }

      // Vertex and kinematic cuts

      if(          track_X > vertex_X_cut_ )  continue;
      if(          track_Y > vertex_Y_cut_ )  continue;
      if(          track_Z > vertex_Z_cut_ )  continue;
      if(      N_PixelHits <  1.           )  continue;
      if(    N_TrackerHits < 11.           )  continue;
      if(     muon->pt()   < muon_pT_cut_  )  continue;
      if( abs(muon->eta()) > muon_eta_cut_ )  continue;

      reco::MuonIsolation muIso03 = muon->isolationR03();

      double muonCombRelIso = 1.;

      if ( muon->pt() != 0. )
        muonCombRelIso = ( muIso03.emEt + muIso03.hadEt + muIso03.hoEt + muIso03.sumPt ) / muon->pt();

      CombRelIso03->Fill( muonCombRelIso );

      if( muonCombRelIso < muon_iso_cut_ ) {

        ++N_iso_mu;
        Isolated_muons.push_back(*muon);

      }

    }

    NMuons_iso->Fill(N_iso_mu);

    //    if( Isolated_muons.size() > 1 && Fired_Control_Trigger[0] ) {
    if( Isolated_muons.size() > 1 ) {

      // Vertex cut

      if( vertex_X < vertex_X_cut_ && vertex_Y < vertex_Y_cut_ && vertex_Z < vertex_Z_cut_ ) {

        for( int i = 0; i < (static_cast<int>(Isolated_muons.size()) - 1); ++i ) {

          for( int j = i+1; j < static_cast<int>(Isolated_muons.size()); ++j ) {

            reco::MuonCollection::const_reference mu1 = Isolated_muons.at(i);
            reco::MuonCollection::const_reference mu2 = Isolated_muons.at(j);

            DilepMass = sqrt( (mu1.energy()+mu2.energy())*(mu1.energy()+mu2.energy())
                              - (mu1.px()+mu2.px())*(mu1.px()+mu2.px())
                              - (mu1.py()+mu2.py())*(mu1.py()+mu2.py())
                              - (mu1.pz()+mu2.pz())*(mu1.pz()+mu2.pz())
                              );

            if( DilepMass < 1. ) {

              if( i > 0 ) {

                Isolated_muons.erase(Isolated_muons.begin()+i);
                --i;

              }

              continue;

            }

            // Opposite muon charges -> Right Charge (RC)

            if( mu1.charge()*mu2.charge() < 0. ) {

              DiMuonMassRC->Fill( DilepMass );
              DiMuonMassRC_LOGX->Fill( DilepMass );

              if( DilepMass > MassWindow_down_ && DilepMass < MassWindow_up_ ) {

                PtMuons->Fill(  mu1.pt()  );
                PtMuons->Fill(  mu2.pt()  );
                PtMuons_LOGX->Fill( mu1.pt() );
                PtMuons_LOGX->Fill( mu2.pt() );
                EtaMuons->Fill( mu1.eta() );
                EtaMuons->Fill( mu2.eta() );
                PhiMuons->Fill( mu1.phi() );
                PhiMuons->Fill( mu2.phi() );

                DeltaEtaMuonsRC->Fill(mu1.eta()-mu2.eta());
                DeltaPhiMuonsRC->Fill( deltaPhi(mu1.phi(),mu2.phi()) );

                // Determinating relative trigger efficiencies

                for( int k = 0; k < N_SignalPaths; ++k ) {

                  if( Fired_Signal_Trigger[k] && Fired_Control_Trigger[k] )  TriggerEfficiencies_sig->Fill(k);

                  if( Fired_Control_Trigger[k] )  TriggerEfficiencies_trig->Fill(k);

                }

                // Trigger object matching

                int N_Match = 0;
                double   DR = 0.1;

                if( Isolated_muons.size() == 2 && Triggered_muons.size() > 0 ) {

                  deltaR_Reco = deltaR( mu1.eta(), mu1.phi(), mu2.eta(), mu2.phi() );
                  DeltaR_Reco->Fill(deltaR_Reco);

                  if( deltaR_Reco > 2.*DR && deltaR_Trig > 2.*DR ) {

                    for( int i = 0; i < static_cast<int>(Isolated_muons.size()); ++i ) {

                      for( int j = 0; j < static_cast<int>(Triggered_muons.size()); ++j ) {

                        reco::Particle & Trigger_mu = Triggered_muons.at(j);
                        reco::Muon     &    Reco_mu =  Isolated_muons.at(i);

                        deltaR_Match = deltaR( Trigger_mu.eta(), Trigger_mu.phi(), Reco_mu.eta(), Reco_mu.phi() );
                        DeltaR_Match->Fill(deltaR_Match);

                        if( deltaR_Match < DR) {

                          ++N_Match;
                          Matched_muons.push_back(Reco_mu);

                        }

                      }

                    }

                    Trigger_Match->Fill(N_Match);

                  }

                }


                // Muon Tag & Probe Efficiency

                if( Matched_muons.size() == 1 ) {

                  reco::MuonCollection::const_reference matched_mu1 = Matched_muons.at(0);

                  MuonEfficiency_pT_trig->Fill( matched_mu1.pt() );
                  MuonEfficiency_pT_LOGX_trig->Fill( matched_mu1.pt() );
                  MuonEfficiency_eta_trig->Fill(matched_mu1.eta());
                  MuonEfficiency_phi_trig->Fill(matched_mu1.phi());

                }

                if( Matched_muons.size() == 2 ) {

                  reco::MuonCollection::const_reference matched_mu1 = Matched_muons.at(0);
                  reco::MuonCollection::const_reference matched_mu2 = Matched_muons.at(1);

                  MuonEfficiency_pT_trig->Fill( matched_mu1.pt() );
                  MuonEfficiency_pT_trig->Fill( matched_mu2.pt() );
                  MuonEfficiency_pT_LOGX_trig->Fill( matched_mu1.pt() );
                  MuonEfficiency_pT_LOGX_trig->Fill( matched_mu2.pt() );
                  MuonEfficiency_eta_trig->Fill(matched_mu1.eta());
                  MuonEfficiency_eta_trig->Fill(matched_mu2.eta());
                  MuonEfficiency_phi_trig->Fill(matched_mu1.phi());
                  MuonEfficiency_phi_trig->Fill(matched_mu2.phi());

                  MuonEfficiency_pT_sig->Fill( matched_mu1.pt() );
                  MuonEfficiency_pT_sig->Fill( matched_mu2.pt() );
                  MuonEfficiency_pT_LOGX_sig->Fill( matched_mu1.pt() );
                  MuonEfficiency_pT_LOGX_sig->Fill( matched_mu2.pt() );
                  MuonEfficiency_eta_sig->Fill(matched_mu1.eta());
                  MuonEfficiency_eta_sig->Fill(matched_mu2.eta());
                  MuonEfficiency_phi_sig->Fill(matched_mu1.phi());
                  MuonEfficiency_phi_sig->Fill(matched_mu2.phi());

                }

              }

            }

            // Same muon charges -> Wrong Charge (WC)

            if( mu1.charge()*mu2.charge() > 0. ) {

              DiMuonMassWC->Fill( DilepMass );
              DiMuonMassWC_LOGX->Fill( DilepMass );

              if( DilepMass > MassWindow_down_ && DilepMass < MassWindow_up_ ) {

                DeltaEtaMuonsWC->Fill( mu1.eta()-mu2.eta() );
                DeltaPhiMuonsWC->Fill( deltaPhi(mu1.phi(),mu2.phi()) );

              }

            }

          }

        }

      }

    }

  }

}


void TopHLTDiMuonDQM::endLuminosityBlock(const edm::LuminosityBlock& lumiSeg, const edm::EventSetup& context) {

}


void TopHLTDiMuonDQM::endRun(const edm::Run& r, const edm::EventSetup& context) {

}


void TopHLTDiMuonDQM::endJob() {

}