/data/doxygen/doxygen-1.7.3/gen/CMSSW_4_2_8/src/DQM/HLTEvF/src/HLTTauDQMLitePathPlotter.cc

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#include "DQM/HLTEvF/interface/HLTTauDQMLitePathPlotter.h"
#include "Math/GenVector/VectorUtil.h"

HLTTauDQMLitePathPlotter::HLTTauDQMLitePathPlotter(const edm::ParameterSet& ps,int etbins,int etabins,int phibins,double maxpt,bool ref,double dr): 
  triggerEvent_(ps.getUntrackedParameter<edm::InputTag>("triggerEventObject")),
  triggerTag_(ps.getUntrackedParameter<std::string>("DQMFolder","DoubleTau")),
  filter_(ps.getUntrackedParameter<std::vector<edm::InputTag> >("Filter")),
  name_(ps.getUntrackedParameter<std::vector<std::string> >("PathName")),
  TauType_(ps.getUntrackedParameter<std::vector<int> >("TauType")),
  LeptonType_(ps.getUntrackedParameter<std::vector<int> >("LeptonType")),
  nTriggeredTaus_(ps.getUntrackedParameter<std::vector<unsigned> >("NTriggeredTaus")),
  nTriggeredLeptons_(ps.getUntrackedParameter<std::vector<unsigned> >("NTriggeredLeptons")),
  doRefAnalysis_(ref),
  matchDeltaR_(dr),
  maxEt_(maxpt),
  binsEt_(etbins),
  binsEta_(etabins),
  binsPhi_(phibins),
  refTauPt_(ps.getUntrackedParameter<double>("refTauPt",20)),
  refLeptonPt_(ps.getUntrackedParameter<double>("refLeptonPt",15))
{
  //initialize 

  //  for(size_t k=0;k<filter_.size();++k)
  //   NEventsPassed.push_back(0);

  //  for(size_t k=0;k<=filter_.size();++k)
  //    NEventsPassedMatched.push_back(0);

  //Declare DQM Store
  DQMStore* store = &*edm::Service<DQMStore>();

  if(store)
    {
      
      //Create the histograms
      store->setCurrentFolder(triggerTag_);
      accepted_events = store->book1D("PathTriggerBits","Accepted Events per path",filter_.size(),0,filter_.size());
      
      for(size_t k=0;k<filter_.size();++k)
        {
        
          accepted_events->setBinLabel(k+1,name_[k],1);
          if( nTriggeredTaus_[k]>=2 || (nTriggeredTaus_[k]>=1 && nTriggeredLeptons_[k]>=1)){ 
                mass_distribution.push_back(store->book1D(("mass_"+name_[k]),("Mass Distribution for "+name_[k]),100,0,500)); 
          }
        }
      
      if(doRefAnalysis_)
        {
          accepted_events_matched = store->book1D("MatchedPathTriggerBits","Accepted +Matched Events per path",filter_.size(),0,filter_.size());
          accepted_events_matched->getTH1F()->Sumw2();

          for(size_t k=0;k<filter_.size();++k)
            accepted_events_matched->setBinLabel(k+1,name_[k],1);

          ref_events = store->book1D("RefEvents","Reference Events per path",filter_.size(),0,filter_.size());
          ref_events->getTH1F()->Sumw2();

          for(size_t k=0;k<filter_.size();++k)
            ref_events->setBinLabel(k+1,name_[k],1);
        }


      tauEt          = store->book1D("TrigTauEt","#tau E_{t}",binsEt_,0,maxEt_);
      tauEta         = store->book1D("TrigTauEta","#tau #eta",binsEta_,-2.5,2.5);
      tauPhi         = store->book1D("TrigTauPhi","#tau #phi",binsPhi_,-3.2,3.2);

      if(doRefAnalysis_)
        {

          tauEtEffNum   = store->book1D("TrigTauEtEffNum"," #tau E_{t} Efficiency",binsEt_,0,maxEt_);
          tauEtEffNum->getTH1F()->Sumw2();

          tauEtEffDenom = store->book1D("TrigTauEtEffDenom"," #tau E_{t} Denominator",binsEt_,0,maxEt_);
          tauEtEffDenom->getTH1F()->Sumw2();

          tauEtaEffNum   = store->book1D("TrigTauEtaEffNum"," #tau #eta Efficiency",binsEta_,-2.5,2.5);
          tauEtaEffNum->getTH1F()->Sumw2();

          tauEtaEffDenom = store->book1D("TrigTauEtaEffDenom"," #tau #eta Denominator",binsEta_,-2.5,2.5);
          tauEtaEffDenom->getTH1F()->Sumw2();

          tauPhiEffNum   = store->book1D("TrigTauPhiEffNum"," #tau #phi Efficiency",binsPhi_,-3.2,3.2);
          tauPhiEffNum->getTH1F()->Sumw2();

          tauPhiEffDenom = store->book1D("TrigTauPhiEffDenom"," #tau #phi Denominator",binsPhi_,-3.2,3.2);
          tauPhiEffDenom->getTH1F()->Sumw2();

        }
    }
}


HLTTauDQMLitePathPlotter::~HLTTauDQMLitePathPlotter()
{
}

//
// member functions
//

void
HLTTauDQMLitePathPlotter::analyze(const edm::Event& iEvent, const edm::EventSetup& iSetup,const std::vector<LVColl>& refC)
{

  std::vector<bool> isGoodReferenceEvent;


  LV highestRefTau(0.,0.,0.,0.0001);
  LVColl triggeredTaus;

  if(refC[0].size()>0)
    {
      for(unsigned int i=0;i<refC[0].size();++i)
        if((refC[0])[i].pt()>highestRefTau.pt())
          highestRefTau = (refC[0])[i];
    }


        
  //Fill ref collection for the filters
  if(doRefAnalysis_)
    for(size_t i=0;i<filter_.size();++i)
      {
        bool tau_ok=true;
        bool lepton_ok=true;
        //Tau reference
        if(refC[0].size()<nTriggeredTaus_[i])
          {
            tau_ok = false;
          }
          else
            {
              unsigned int highPtTaus=0;
              for(size_t j = 0;j<refC[0].size();++j)
                {
                  if((refC[0])[j].Et()>refTauPt_)
                    highPtTaus++;
                }
              if(highPtTaus<nTriggeredTaus_[i])
                {
                  tau_ok = false;
                }
         

            }

  
      //lepton reference
    //lepton reference
    unsigned int highPtElectrons=0;
    unsigned int highPtMuons=0;
    if(refC.size()>1){          
                for(size_t j = 0;j<refC[1].size();++j)
                {
                if((refC[1])[j].Et()>refLeptonPt_)            
                        highPtElectrons++;
                }
        }
        if(refC.size()>2){
                for(size_t j = 0;j<refC[2].size();++j)
                {
                if((refC[2])[j].Et()>refLeptonPt_)            
                        highPtMuons++;
                }
        }
        if(highPtElectrons<nTriggeredLeptons_[0]&&LeptonType_[1]==11)
        {
            lepton_ok = false;
        }
        if(highPtMuons<nTriggeredLeptons_[0]&&LeptonType_[1]==13)
        {
            lepton_ok = false;
        }
      
      if(lepton_ok&&tau_ok)
        {
          ref_events->Fill(i+0.5);
          isGoodReferenceEvent.push_back(true);
        }
      else
          isGoodReferenceEvent.push_back(false);
    }

  edm::Handle<trigger::TriggerEvent> trigEv;
  //get The triggerEvent

  bool  gotTEV=iEvent.getByLabel(triggerEvent_,trigEv) && trigEv.isValid();

  if(gotTEV)
    {

      if (trigEv.isValid()) 
        {
          //Loop through the filters
          for(size_t i=0;i<filter_.size();++i)
            {
        
              size_t ID =trigEv->filterIndex(filter_[i]);
              if(ID!=trigEv->sizeFilters())
                {
                      LVColl leptons = getFilterCollection(ID,LeptonType_[i],*trigEv);
                      LVColl taus = getFilterCollection(ID,TauType_[i],*trigEv);

                      //if this is the single tau trigger copy the collection for the turn on
                      if(nTriggeredTaus_[i]==1&&nTriggeredLeptons_[i]==0)
                        triggeredTaus=taus;
                        

                      //Fired
                      if(leptons.size()>=nTriggeredLeptons_[i] && taus.size()>=nTriggeredTaus_[i])
                        {
                          accepted_events->Fill(i+0.5);
                          //Now do the matching only though if we have a good reference event

                          if(doRefAnalysis_)
                            {
                              if(isGoodReferenceEvent[i])
                                {
                              
                                  size_t nT=0;
                                  for(size_t j=0;j<taus.size();++j)
                                    {
                                      std::pair<bool,LV> m=match(taus[j],refC[0],matchDeltaR_); 
                                      if(m.first)
                                        nT++;
                                    }
                                  size_t nL=0;
                                  for(size_t j=0;j<leptons.size();++j)
                                  {
                                    if(refC[1].size()>0){
                                      if(match(leptons[j],refC[1],matchDeltaR_).first)
                                                nL++;
                                        }
                                    if(refC[2].size()>0){
                                      if(match(leptons[j],refC[2],matchDeltaR_).first)
                                                nL++;
                                        }
                                  }
                                  if(nT>=nTriggeredTaus_[i]&&nL>=nTriggeredLeptons_[i])
                                    {
                                      
                                      accepted_events_matched->Fill(i+0.5);
                                      if(nTriggeredTaus_[i]>=2&&refC[0].size()>=2)
                                      {
                                        
                                                mass_distribution[i]->Fill(((refC[0])[0]+(refC[0])[1]).M());
                                          }
                                      else if(nTriggeredTaus_[i]>=1 && nTriggeredLeptons_[i]>=1)
                                      {
                                        
                                                if(LeptonType_[i]==11&&refC[1].size()>=1) {mass_distribution[i]->Fill(((refC[0])[0]+(refC[1])[0]).M());}                                      
                                                if(LeptonType_[i]==13&&refC[2].size()>=1) {mass_distribution[i]->Fill(((refC[0])[0]+(refC[2])[0]).M());}
                                                
                                          }
                                    }
                                }



                            }
                          else
                            {
                                      if(nTriggeredTaus_[i]>=2)
                                          mass_distribution[i]->Fill((taus[0]+taus[1]).M());
                                      else if(nTriggeredTaus_[i]>=1 && nTriggeredLeptons_[i]>=1)
                                          mass_distribution[i]->Fill((taus[0]+leptons[0]).M());
                            }
                        }
                }
            }
        


          //Do the object thing for the highest tau!

          if(triggeredTaus.size()>0)
            {
              LV highestTriggeredTau(0.,0.,0.,0.0001);
              for(unsigned int i=0;i<triggeredTaus.size();++i)
                if(triggeredTaus[i].pt()>highestTriggeredTau.pt())
                  highestTriggeredTau = triggeredTaus[i];
      
            
              tauEt->Fill(highestTriggeredTau.pt());
              tauEta->Fill(highestTriggeredTau.eta());
              tauPhi->Fill(highestTriggeredTau.phi());


              if(doRefAnalysis_&&highestRefTau.pt()>5.)
                {
                  tauEtEffDenom->Fill(highestRefTau.pt());
                  tauEtaEffDenom->Fill(highestRefTau.eta());
                  tauPhiEffDenom->Fill(highestRefTau.phi());


                  if(ROOT::Math::VectorUtil::DeltaR(highestRefTau,highestTriggeredTau)<matchDeltaR_)
                    {
                      tauEtEffNum->Fill(highestRefTau.pt());
                      tauEtaEffNum->Fill(highestRefTau.eta());
                      tauPhiEffNum->Fill(highestRefTau.phi());
                    }
                }
            }
        }
    }
}

        





std::pair<bool,LV> 
HLTTauDQMLitePathPlotter::match(const LV& jet,const LVColl& McInfo,double dr)
{
 
  bool matched=false;
  LV out;

  if(McInfo.size()>0)
    for(std::vector<LV>::const_iterator it = McInfo.begin();it!=McInfo.end();++it)
      {
        double delta = ROOT::Math::VectorUtil::DeltaR(jet,*it);
        if(delta<dr)
          {
            matched=true;
            out = *it;
          }
      }

  std::pair<bool,LV> o = std::make_pair(matched,out);
  return o;
}


LVColl 
HLTTauDQMLitePathPlotter::getObjectCollection(int id,const trigger::TriggerEvent& trigEv)
{



        trigger::TriggerObjectCollection triggerObjects;
        triggerObjects = trigEv.getObjects();

        LVColl out;
        for(unsigned int i=0;i<triggerObjects.size();++i)
           if(abs(triggerObjects[i].id()) == id)
           {
             LV a(triggerObjects[i].px(),triggerObjects[i].py(),triggerObjects[i].pz(),triggerObjects[i].energy());
             out.push_back(a);
           }


        return out;
}


LVColl 
HLTTauDQMLitePathPlotter::getFilterCollection(size_t index,int id,const trigger::TriggerEvent& trigEv)
{


  //Create output Collection
  LVColl out;
      //get All the final trigger objects
     const trigger::TriggerObjectCollection& TOC(trigEv.getObjects());
     
      //filter index
      if(index!=trigEv.sizeFilters())
        {
          const trigger::Keys& KEYS = trigEv.filterKeys(index);
          for(size_t i = 0;i<KEYS.size();++i)
            {
              const trigger::TriggerObject& TO(TOC[KEYS[i]]);
              LV a(TO.px(),TO.py(),TO.pz(),sqrt(TO.px()*TO.px()+TO.py()*TO.py()+TO.pz()*TO.pz()));
                out.push_back(a);
            }
        }

  return out;
}