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#include "TrkUpgradeAnalysis/VHbb/interface/LightweightAnalyser.h"
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#include <sstream>
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#include "TrkUpgradeAnalysis/VHbb/interface/VHbbCandidateCutSets.h"
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#include "VHbbAnalysis/VHbbDataFormats/interface/VHbbEventAuxInfo.h"
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#include "VHbbAnalysis/VHbbDataFormats/src/HbbCandidateFinderAlgo.cc" // Not entirely sure why this is included and not linked to
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#include "DataFormats/FWLite/interface/Event.h"
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#include "DataFormats/FWLite/interface/Handle.h"
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#include "DataFormats/PatCandidates/interface/Muon.h"
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#include <TFile.h>
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#include <TH1.h>
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#include <TH2.h>
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const bool trkupgradeanalysis::LightweightAnalyser::verbose_=false;
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const double trkupgradeanalysis::LightweightAnalyser::jetPtThresholdZ_=20;
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const double trkupgradeanalysis::LightweightAnalyser::jetPtThresholdW_=20;
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const bool trkupgradeanalysis::LightweightAnalyser::useHighestPtHiggsZ_=false;
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const bool trkupgradeanalysis::LightweightAnalyser::useHighestPtHiggsW_=true;
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namespace // Use the unnamed namespace
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{
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TDirectory* createDirectory( const std::string& fullPath, TDirectory* pParent )
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{
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if( pParent==NULL ) throw std::runtime_error( "The parent directory is a Null pointer" );
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TDirectory* pSubDirectory=pParent;
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size_t currentPosition=0;
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size_t nextSlash;
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do
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{
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nextSlash=fullPath.find_first_of('/', currentPosition );
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std::string directoryName=fullPath.substr(currentPosition,nextSlash-currentPosition);
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currentPosition=nextSlash+1;
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TDirectory* pNextSubDirectory=pSubDirectory->GetDirectory( directoryName.c_str() );
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if( pNextSubDirectory==NULL ) pNextSubDirectory=pSubDirectory->mkdir( directoryName.c_str() );
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if( pNextSubDirectory==NULL ) throw std::runtime_error( "Couldn't create the root directory \""+directoryName+"\"" );
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pSubDirectory=pNextSubDirectory;
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} while( nextSlash!=std::string::npos );
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return pSubDirectory;
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}
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}
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trkupgradeanalysis::LightweightAnalyser::LightweightAnalyser( const std::string& outputFilename )
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: zFinder_( verbose_, jetPtThresholdZ_, useHighestPtHiggsZ_ ),
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wFinder_( verbose_, jetPtThresholdW_, useHighestPtHiggsW_ ),
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numberOfEvents_(0),
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numberOfEventsWithAtLeastOneZOrWCandidate_(0),
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pPlotsForEverything_(NULL)
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{
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// All of these are empty smart pointers, so I need to call reset on them
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pOutputFile_.reset( new TFile( outputFilename.c_str(), "RECREATE" ) );
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cutsToApply_.push_back( boost::shared_ptr<trkupgradeanalysis::VHbbCandidateCutSet>(new trkupgradeanalysis::SignalSelectionZee(120)) );
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cutsToApply_.push_back( boost::shared_ptr<trkupgradeanalysis::VHbbCandidateCutSet>(new trkupgradeanalysis::SignalSelectionZmumu(120)) );
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cutsToApply_.push_back( boost::shared_ptr<trkupgradeanalysis::VHbbCandidateCutSet>(new trkupgradeanalysis::SignalSelectionWen(120)) );
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cutsToApply_.push_back( boost::shared_ptr<trkupgradeanalysis::VHbbCandidateCutSet>(new trkupgradeanalysis::SignalSelectionWmun(120)) );
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cutsToApply_.push_back( boost::shared_ptr<trkupgradeanalysis::VHbbCandidateCutSet>(new trkupgradeanalysis::SignalSelectionZmumuWithoutAdditionalJetsCut(120)) );
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// cutsToApply_.push_back( boost::shared_ptr<trkupgradeanalysis::VHbbCandidateCutSet>(new trkupgradeanalysis::VlightRegionHWmun) );
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// cutsToApply_.push_back( boost::shared_ptr<trkupgradeanalysis::VHbbCandidateCutSet>(new trkupgradeanalysis::VlightRegionHWen) );
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// cutsToApply_.push_back( boost::shared_ptr<trkupgradeanalysis::VHbbCandidateCutSet>(new trkupgradeanalysis::VlightRegionHZmumu) );
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// cutsToApply_.push_back( boost::shared_ptr<trkupgradeanalysis::VHbbCandidateCutSet>(new trkupgradeanalysis::VlightRegionHZee) );
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// cutsToApply_.push_back( boost::shared_ptr<trkupgradeanalysis::VHbbCandidateCutSet>(new trkupgradeanalysis::TTbarRegionHWmun) );
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// cutsToApply_.push_back( boost::shared_ptr<trkupgradeanalysis::VHbbCandidateCutSet>(new trkupgradeanalysis::TTbarRegionHWen) );
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// cutsToApply_.push_back( boost::shared_ptr<trkupgradeanalysis::VHbbCandidateCutSet>(new trkupgradeanalysis::TTbarRegionHZmumu) );
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// cutsToApply_.push_back( boost::shared_ptr<trkupgradeanalysis::VHbbCandidateCutSet>(new trkupgradeanalysis::TTbarRegionHZee) );
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// cutsToApply_.push_back( boost::shared_ptr<trkupgradeanalysis::VHbbCandidateCutSet>(new trkupgradeanalysis::VbbRegionHWmun) );
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// cutsToApply_.push_back( boost::shared_ptr<trkupgradeanalysis::VHbbCandidateCutSet>(new trkupgradeanalysis::VbbRegionHWen) );
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// cutsToApply_.push_back( boost::shared_ptr<trkupgradeanalysis::VHbbCandidateCutSet>(new trkupgradeanalysis::VbbRegionHZmumu) );
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// cutsToApply_.push_back( boost::shared_ptr<trkupgradeanalysis::VHbbCandidateCutSet>(new trkupgradeanalysis::VbbRegionHZee) );
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}
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trkupgradeanalysis::LightweightAnalyser::~LightweightAnalyser()
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{
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save();
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pOutputFile_->Close();
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}
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void trkupgradeanalysis::LightweightAnalyser::changeDirectory( const std::string& directory )
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{
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std::map<std::string,PlotsSplitByMCType>::iterator iPlots=plotsForEventTypes_.find(directory);
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if( iPlots==plotsForEventTypes_.end() )
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{
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pPlotsForEverything_=&plotsForEventTypes_[directory]; // This will create a new entry in the map
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// Only book the histograms for all MC event types now. I don't know what MC event types there
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// until I look at the events so I need to wait until then
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bookHistograms( pPlotsForEverything_->allEventTypes_, directory+"/allEvents" );
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}
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else pPlotsForEverything_=&iPlots->second; // This directory has already been created and the histograms booked, so reuse those
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currentDirectory_=directory;
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}
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void trkupgradeanalysis::LightweightAnalyser::save()
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{
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pOutputFile_->Write(0,TObject::kOverwrite);
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}
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void trkupgradeanalysis::LightweightAnalyser::bookHistograms( trkupgradeanalysis::LightweightAnalyser::AllPlots& plots, const std::string& directoryName )
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{
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TDirectory* pRootDirectory=pOutputFile_->GetDirectory("/");
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TDirectory* pDirectory=createDirectory( directoryName, pRootDirectory );
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// TDirectory* pDirectory=pRootDirectory->GetDirectory( directoryName.c_str() );
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// if( pDirectory==NULL ) pDirectory=pRootDirectory->mkdir( directoryName.c_str() );
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TDirectory* pSubDirectory=pDirectory->mkdir( "VHbbCandidates" );
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plots.pNumberOfCandidates_=new TH2F( "numberOfCandidates","Number of candidates",5,-0.5,4.5,5,-0.5,4.5);
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plots.pNumberOfCandidates_->SetDirectory(pSubDirectory);
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plots.candidateHistogramsForAllEvents_.book( pSubDirectory );
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plots.pNumberOfCandidates_->GetXaxis()->SetTitle( "Z candidates" );
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plots.pNumberOfCandidates_->GetYaxis()->SetTitle( "W candidates" );
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pSubDirectory=pDirectory->mkdir( "MuonInfos" );
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plots.allMuons_.book( pSubDirectory );
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pSubDirectory=pDirectory->mkdir( "ElectronInfos" );
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plots.allElectrons_.book( pSubDirectory );
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pSubDirectory=pDirectory->mkdir( "MonteCarloTruth" );
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plots.monteCarloInfo_.book( pSubDirectory );
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pSubDirectory=pDirectory->mkdir( "Cuts" );
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for( std::vector< boost::shared_ptr<trkupgradeanalysis::VHbbCandidateCutSet> >::const_iterator iCutSet=cutsToApply_.begin();
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iCutSet!=cutsToApply_.end(); ++iCutSet )
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{
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TDirectory* pSubSubDirectory=pSubDirectory->mkdir( (*iCutSet)->name().c_str() );
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CutSetPlotSet newPlotSet( *iCutSet );
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newPlotSet.book( pSubSubDirectory );
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plots.cutCollectionPlotSets_.push_back( newPlotSet );
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}
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}
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void trkupgradeanalysis::LightweightAnalyser::fillAllPlotsStructure( AllPlots* pPlotsToFill, const VHbbEvent& vhbbEvent, const std::vector<VHbbCandidate>& zCandidates, const std::vector<VHbbCandidate>& wCandidates )
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{
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pPlotsToFill->allMuons_.fill( vhbbEvent.muInfo );
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pPlotsToFill->allElectrons_.fill( vhbbEvent.eleInfo );
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for( std::vector<VHbbCandidate>::const_iterator iCandidate=zCandidates.begin(); iCandidate!=zCandidates.end(); ++iCandidate )
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{
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pPlotsToFill->candidateHistogramsForAllEvents_.fill( *iCandidate );
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// Loop over all of the cuts. If this candidate passes the cuts then fill the plots
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for( std::vector<CutSetPlotSet>::iterator iCutPlotSet=pPlotsToFill->cutCollectionPlotSets_.begin();
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iCutPlotSet!=pPlotsToFill->cutCollectionPlotSets_.end(); ++iCutPlotSet )
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{
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iCutPlotSet->fill( *iCandidate );
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}
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}
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pPlotsToFill->pNumberOfCandidates_->Fill( zCandidates.size(), wCandidates.size() );
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}
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void trkupgradeanalysis::LightweightAnalyser::processEvent( const fwlite::Event& event )
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{
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std::vector<VHbbCandidate> zCandidates;
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std::vector<VHbbCandidate> wCandidates;
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fwlite::Handle<VHbbEvent> vhbbHandle;
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vhbbHandle.getByLabel( event, "HbbAnalyzerNew" );
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const VHbbEvent* pVHbbEvent=vhbbHandle.product();
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if( pVHbbEvent == 0 )
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{
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std::cerr << "Couldn't get the VHbbEvent" << std::endl;
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return;
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}
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AllPlots* pCurrentPlotsForThisEventType=NULL;
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fwlite::Handle<VHbbEventAuxInfo> vhbbAuxInfoHandle;
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vhbbAuxInfoHandle.getByLabel( event, "HbbAnalyzerNew" );
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const VHbbEventAuxInfo* pVHbbEventAuxInfo=vhbbAuxInfoHandle.product();
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if( pVHbbEventAuxInfo == 0 )
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{
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std::cerr << "Couldn't get the VHbbEventAuxInfo" << std::endl;
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return;
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}
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else
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{
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pPlotsForEverything_->allEventTypes_.monteCarloInfo_.fill( *pVHbbEventAuxInfo );
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std::string eventType=eventTypeFromMC( *pVHbbEventAuxInfo );
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std::map<std::string,AllPlots>::iterator iPlotsForThisEventType=pPlotsForEverything_->mcEventTypePlots_.find(eventType);
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if( iPlotsForThisEventType==pPlotsForEverything_->mcEventTypePlots_.end() )
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{
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// This event type hasn't been encountered before so I need to book the histograms
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AllPlots& plotsForThisEventType=pPlotsForEverything_->mcEventTypePlots_[eventType];
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bookHistograms( plotsForThisEventType, currentDirectory_+"/"+eventType );
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pCurrentPlotsForThisEventType=&plotsForThisEventType;
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}
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else pCurrentPlotsForThisEventType=&(iPlotsForThisEventType->second);
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}
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++numberOfEvents_;
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zFinder_.run( pVHbbEvent, zCandidates );
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wFinder_.run( pVHbbEvent, wCandidates );
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// fwlite::Handle<edm::View<pat::Muon> > muonHandle;
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// muonHandle.getByLabel( event, "muons" );
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// const edm::View<pat::Muon>& muons=*muonHandle;
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// std::cout << "muons.size()=" << muons.size() << std::endl;
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fillAllPlotsStructure( &pPlotsForEverything_->allEventTypes_, *pVHbbEvent, zCandidates, wCandidates );
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if( pCurrentPlotsForThisEventType!=NULL ) fillAllPlotsStructure( pCurrentPlotsForThisEventType, *pVHbbEvent, zCandidates, wCandidates );
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// // This loops over all of the muons in the event and plots some things about them
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// pCurrentPlots_->allMuons_.fill( pVHbbEvent->muInfo );
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// pCurrentPlots_->allElectrons_.fill( pVHbbEvent->eleInfo );
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//
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// for( std::vector<VHbbCandidate>::const_iterator iCandidate=zCandidates.begin(); iCandidate!=zCandidates.end(); ++iCandidate )
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// {
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// pCurrentPlots_->candidateHistogramsForAllEvents_.fill( *iCandidate );
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//
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// // Loop over all of the cuts. If this candidate passes the cuts then fill the plots
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// for( std::vector<CutSetPlotSet>::iterator iCutPlotSet=pCurrentPlots_->cutCollectionPlotSets_.begin();
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// iCutPlotSet!=pCurrentPlots_->cutCollectionPlotSets_.end(); ++iCutPlotSet )
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// {
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// iCutPlotSet->fill( *iCandidate );
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// }
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// }
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if( !zCandidates.empty() || !wCandidates.empty() ) ++numberOfEventsWithAtLeastOneZOrWCandidate_;
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// pCurrentPlots_->pNumberOfCandidates_->Fill( zCandidates.size(), wCandidates.size() );
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}
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void trkupgradeanalysis::LightweightAnalyser::processFile( TFile* pInputFile )
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{
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if( pPlotsForEverything_==NULL ) changeDirectory("allEvents");
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fwlite::Event event( pInputFile );
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for( event.toBegin(); !event.atEnd(); ++event )
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{
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processEvent( event );
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}
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std::cout << "There were " << numberOfEventsWithAtLeastOneZOrWCandidate_ << " events with a Z or W candidate out of " << numberOfEvents_ << " events." << std::endl;
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}
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std::string trkupgradeanalysis::LightweightAnalyser::eventTypeFromMC( const VHbbEventAuxInfo& eventAuxInfo )
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{
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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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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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return eventStringStream.str();
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}
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