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grimes |
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#include "TrkUpgradeAnalysis/VHbb/interface/MCInfoPlotSet.h"
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#include <stdexcept>
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#include <sstream>
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#include <TDirectory.h>
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#include <TH1F.h>
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trkupgradeanalysis::MCInfoPlotSet::MCInfoPlotSet()
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: histogramHaveBeenBooked_(false)
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{
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// No operation besides the initialiser list.
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}
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void trkupgradeanalysis::MCInfoPlotSet::book( TDirectory* pDirectory )
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{
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if( histogramHaveBeenBooked_ ) throw std::runtime_error( "trkupgradeanalysis::MCInfoPlotSet::book() - histograms have already been booked" );
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//
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// Note that the root file which TDirectory is part of takes ownership of all
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// of these objects, so I don't need to (and shouldn't) delete them when I'm
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// finished.
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//
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pEventString_=new TH1F( "mcEventType", "Event type from MC", 10, 0.5, 10.5 );
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pEventString_->SetDirectory(pDirectory);
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grimes |
1.2 |
pNumberOfPrimaryVertices_=new TH1F( "numberOfPrimaryVertices", "Number of primary vertices", 71, -0.5, 70.5 );
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pNumberOfPrimaryVertices_->SetDirectory(pDirectory);
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pNumberOfBunchCrossings_=new TH1F( "numberOfBunchCrossings", "Number of bunch crossings", 71, -0.5, 70.5 );
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pNumberOfInteractionsPerBunchCrossing_=new TH1F( "numberOfInteractionsPerBunchCrossing", "Number of interactions per bunch crossing", 71, -0.5, 70.5 );
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pTotalInteractionsPerEvent_=new TH1F( "totalInteractionsPerEvent", "Total number of interactions per event", 71, -0.5, 70.5 );
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pNumberOfBunchCrossings_->SetDirectory(pDirectory);
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pNumberOfInteractionsPerBunchCrossing_->SetDirectory(pDirectory);
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pTotalInteractionsPerEvent_->SetDirectory(pDirectory);
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grimes |
1.1 |
histogramHaveBeenBooked_=true;
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}
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void trkupgradeanalysis::MCInfoPlotSet::fill( const VHbbEventAuxInfo& eventAuxInfo )
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{
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if( !histogramHaveBeenBooked_ ) throw std::runtime_error( "trkupgradeanalysis::MCInfoPlotSet::book() - histograms have not been booked" );
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std::stringstream eventStringStream;
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std::vector<VHbbEventAuxInfo::ParticleMCInfo> zMCInfo=eventAuxInfo.mcZ;
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std::vector<VHbbEventAuxInfo::ParticleMCInfo> higgsMCInfo=eventAuxInfo.mcH;
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for( std::vector<VHbbEventAuxInfo::ParticleMCInfo>::const_iterator higgsInfo=higgsMCInfo.begin(); higgsInfo!=higgsMCInfo.end(); ++higgsInfo )
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{
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if( higgsInfo->dauid.size()==1 && std::abs(higgsInfo->dauid[0])==25 ) continue;
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grimes |
1.3 |
std::cout << "H->(";
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for( size_t index=0; index<higgsInfo->dauid.size() && index<higgsInfo->dauFourMomentum.size(); ++index )
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{
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const int& daughterID=higgsInfo->dauid[index];
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const TLorentzVector& vector=higgsInfo->dauFourMomentum[index];
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if( index!=0 ) std::cout << ",";
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std::cout << daughterID << " [" << vector.Pt() << "]";
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}
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std::cout << ") ";
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}
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std::cout << "\n";
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for( std::vector<VHbbEventAuxInfo::ParticleMCInfo>::const_iterator higgsInfo=higgsMCInfo.begin(); higgsInfo!=higgsMCInfo.end(); ++higgsInfo )
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{
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if( higgsInfo->dauid.size()==1 && std::abs(higgsInfo->dauid[0])==25 ) continue;
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grimes |
1.1 |
eventStringStream << "H->(";
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for( std::vector<int>::const_iterator daughterID=higgsInfo->dauid.begin(); daughterID!=higgsInfo->dauid.end(); ++daughterID )
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{
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if( daughterID!=higgsInfo->dauid.begin() ) eventStringStream << ",";
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eventStringStream << *daughterID;
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}
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eventStringStream << ") ";
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}
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for( std::vector<VHbbEventAuxInfo::ParticleMCInfo>::const_iterator zInfo=zMCInfo.begin(); zInfo!=zMCInfo.end(); ++zInfo )
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{
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if( zInfo->dauid.empty() ) continue;
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if( zInfo->dauid.size()==1 && std::abs(zInfo->dauid[0])==23 ) continue;
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if( zInfo->dauid.size()==2 && std::abs(zInfo->dauid[0])==23 && std::abs(zInfo->dauid[1])==25 ) continue;
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eventStringStream << "Z->(";
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for( std::vector<int>::const_iterator daughterID=zInfo->dauid.begin(); daughterID!=zInfo->dauid.end(); ++daughterID )
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{
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if( *daughterID==23 ) continue;
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if( zInfo->dauid.size()>2 && *daughterID==22 ) continue;
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if( daughterID!=zInfo->dauid.begin() ) eventStringStream << ",";
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eventStringStream << *daughterID;
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}
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eventStringStream << ") ";
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}
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// Now that I've created the string describing the MC truth type of the event, see
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// if it's already been used. If so find out which bin it's being plotted in. Note that
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// "binNumber" here isn't strictly speaking the bin number, it's the x-coord used to fill
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// the correct bin.
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int binNumber=0;
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std::map<std::string,int>::const_iterator iBinNumber=stringToBinMap_.find( eventStringStream.str() );
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if( iBinNumber==stringToBinMap_.end() )
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{
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// hasn't been plotted before, so I need to create an entry in the map
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// and use the next available bin.
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binNumber=stringToBinMap_.size()+1;
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stringToBinMap_[eventStringStream.str()]=binNumber;
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// Give the histogram bin the correct label
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pEventString_->GetXaxis()->SetBinLabel( binNumber, eventStringStream.str().c_str() );
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}
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else binNumber=iBinNumber->second;
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pEventString_->Fill( binNumber );
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grimes |
1.2 |
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pNumberOfPrimaryVertices_->Fill( eventAuxInfo.pvInfo.nVertices );
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// Loop over the pile up data
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unsigned int totalNumberOfInteractions=0;
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unsigned int numberOfBunchCrossings=0;
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for( std::map<int,unsigned int>::const_iterator iBXInteractionPair=eventAuxInfo.puInfo.pus.begin(); iBXInteractionPair!=eventAuxInfo.puInfo.pus.end(); ++iBXInteractionPair )
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{
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const unsigned int& numberOfInteractions=iBXInteractionPair->second;
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totalNumberOfInteractions+=numberOfInteractions;
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pNumberOfInteractionsPerBunchCrossing_->Fill( numberOfInteractions );
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++numberOfBunchCrossings;
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}
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pNumberOfBunchCrossings_->Fill( numberOfBunchCrossings );
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pTotalInteractionsPerEvent_->Fill( totalNumberOfInteractions );
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grimes |
1.1 |
}
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