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yilmaz |
1.3 |
#ifndef RecoHIJets_JetProducers_plugins_BackgroundJetProducer_h
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#define RecoHIJets_JetProducers_plugins_BackgroundJetProducer_h
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#include "MyVirtualJetProducer.h"
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class BackgroundJetProducer : public MyVirtualJetProducer
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{
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public:
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//
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// construction/destruction
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//
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explicit BackgroundJetProducer(const edm::ParameterSet& iConfig);
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virtual ~BackgroundJetProducer();
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protected:
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//
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// member functions
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//
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virtual void runAlgorithm( edm::Event& iEvent, const edm::EventSetup& iSetup );
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virtual void output( edm::Event & iEvent, edm::EventSetup const& iSetup );
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template< typename T >
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void writeBkgJets( edm::Event & iEvent, edm::EventSetup const& iSetup );
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private:
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// trackjet clustering parameters
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bool useOnlyVertexTracks_;
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bool useOnlyOnePV_;
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float dzTrVtxMax_;
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int nFill_;
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float etaMax_;
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bool avoidNegative_;
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const CaloGeometry *geo;
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};
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#endif
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yilmaz |
1.1 |
////////////////////////////////////////////////////////////////////////////////
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//
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// BackgroundJetProducer
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// ------------------
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//
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// 04/21/2009 Philipp Schieferdecker <philipp.schieferdecker@cern.ch>
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////////////////////////////////////////////////////////////////////////////////
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yilmaz |
1.3 |
//#include "RecoJets/JetProducers/plugins/BackgroundJetProducer.h"
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yilmaz |
1.1 |
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#include "RecoJets/JetProducers/interface/JetSpecific.h"
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#include "FWCore/Framework/interface/Event.h"
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#include "FWCore/Framework/interface/EventSetup.h"
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#include "FWCore/Framework/interface/ESHandle.h"
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frankma |
1.4 |
#include "FWCore/Utilities/interface/Exception.h"
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yilmaz |
1.1 |
#include "FWCore/MessageLogger/interface/MessageLogger.h"
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#include "FWCore/Framework/interface/MakerMacros.h"
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#include "FWCore/Utilities/interface/RandomNumberGenerator.h"
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#include "FWCore/ServiceRegistry/interface/Service.h"
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#include "DataFormats/Common/interface/Handle.h"
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#include "DataFormats/VertexReco/interface/Vertex.h"
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#include "DataFormats/VertexReco/interface/VertexFwd.h"
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#include "DataFormats/JetReco/interface/CaloJetCollection.h"
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#include "DataFormats/JetReco/interface/GenJetCollection.h"
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#include "DataFormats/JetReco/interface/PFJetCollection.h"
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#include "DataFormats/JetReco/interface/BasicJetCollection.h"
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#include "DataFormats/Candidate/interface/CandidateFwd.h"
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#include "DataFormats/RecoCandidate/interface/RecoChargedCandidate.h"
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#include "DataFormats/Candidate/interface/LeafCandidate.h"
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#include "DataFormats/Math/interface/deltaR.h"
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#include "Geometry/CaloGeometry/interface/CaloGeometry.h"
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#include "Geometry/Records/interface/CaloGeometryRecord.h"
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#include "fastjet/SISConePlugin.hh"
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#include "fastjet/CMSIterativeConePlugin.hh"
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#include "fastjet/ATLASConePlugin.hh"
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#include "fastjet/CDFMidPointPlugin.hh"
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#include "CLHEP/Random/RandomEngine.h"
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#include <iostream>
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#include <memory>
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#include <algorithm>
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#include <limits>
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#include <cmath>
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using namespace std;
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using namespace edm;
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static const double pi = 3.14159265358979;
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yilmaz |
1.3 |
CLHEP::HepRandomEngine* bkgRandomEngine;
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yilmaz |
1.1 |
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////////////////////////////////////////////////////////////////////////////////
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// construction / destruction
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////////////////////////////////////////////////////////////////////////////////
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//______________________________________________________________________________
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BackgroundJetProducer::BackgroundJetProducer(const edm::ParameterSet& iConfig)
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yilmaz |
1.3 |
: MyVirtualJetProducer( iConfig ),
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yilmaz |
1.1 |
nFill_(5),
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yilmaz |
1.3 |
etaMax_(3),
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geo(0)
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yilmaz |
1.1 |
{
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edm::Service<RandomNumberGenerator> rng;
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yilmaz |
1.3 |
bkgRandomEngine = &(rng->getEngine());
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yilmaz |
1.1 |
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avoidNegative_ = iConfig.getParameter<bool>("avoidNegative");
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if ( iConfig.exists("UseOnlyVertexTracks") )
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useOnlyVertexTracks_ = iConfig.getParameter<bool>("UseOnlyVertexTracks");
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else
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useOnlyVertexTracks_ = false;
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if ( iConfig.exists("UseOnlyOnePV") )
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useOnlyOnePV_ = iConfig.getParameter<bool>("UseOnlyOnePV");
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else
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useOnlyOnePV_ = false;
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if ( iConfig.exists("DrTrVtxMax") )
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dzTrVtxMax_ = iConfig.getParameter<double>("DzTrVtxMax");
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else
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dzTrVtxMax_ = false;
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produces<std::vector<bool> >("directions");
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}
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//______________________________________________________________________________
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BackgroundJetProducer::~BackgroundJetProducer()
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{
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}
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void BackgroundJetProducer::output(edm::Event & iEvent, edm::EventSetup const& iSetup)
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{
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// Write jets and constitutents. Will use fjJets_, inputs_
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// and fjClusterSeq_
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switch( jetTypeE ) {
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case JetType::CaloJet :
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writeBkgJets<reco::CaloJet>( iEvent, iSetup);
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break;
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case JetType::PFJet :
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writeBkgJets<reco::PFJet>( iEvent, iSetup);
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break;
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case JetType::GenJet :
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writeBkgJets<reco::GenJet>( iEvent, iSetup);
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break;
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case JetType::TrackJet :
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writeBkgJets<reco::TrackJet>( iEvent, iSetup);
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break;
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case JetType::BasicJet :
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writeBkgJets<reco::BasicJet>( iEvent, iSetup);
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break;
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default:
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yilmaz |
1.3 |
edm::LogError("InvalidInput") << " invalid jet type in MyVirtualJetProducer\n";
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yilmaz |
1.1 |
break;
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};
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}
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template< typename T >
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void BackgroundJetProducer::writeBkgJets( edm::Event & iEvent, edm::EventSetup const& iSetup )
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{
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// produce output jet collection
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using namespace reco;
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yilmaz |
1.3 |
if(!geo){
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edm::ESHandle<CaloGeometry> pGeo;
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iSetup.get<CaloGeometryRecord>().get(pGeo);
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geo = pGeo.product();
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}
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yilmaz |
1.1 |
std::vector<fastjet::PseudoJet> fjFakeJets_;
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std::vector<std::vector<reco::CandidatePtr> > constituents_;
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vector<double> phiRandom;
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vector<double> etaRandom;
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vector<double> et;
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vector<double> pileUp;
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std::auto_ptr<std::vector<bool> > directions(new std::vector<bool>());
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directions->reserve(nFill_);
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phiRandom.reserve(nFill_);
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etaRandom.reserve(nFill_);
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et.reserve(nFill_);
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pileUp.reserve(nFill_);
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fjFakeJets_.reserve(nFill_);
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constituents_.reserve(nFill_);
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constituents_.reserve(nFill_);
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for(int ijet = 0; ijet < nFill_; ++ijet){
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vector<reco::CandidatePtr> vec;
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constituents_.push_back(vec);
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directions->push_back(true);
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}
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for(int ijet = 0; ijet < nFill_; ++ijet){
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yilmaz |
1.3 |
phiRandom[ijet] = 2*pi*bkgRandomEngine->flat() - pi;
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etaRandom[ijet] = 2*etaMax_*bkgRandomEngine->flat() - etaMax_;
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yilmaz |
1.1 |
et[ijet] = 0;
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pileUp[ijet] = 0;
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}
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for (vector<fastjet::PseudoJet>::const_iterator input_object = fjInputs_.begin (),
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fjInputsEnd = fjInputs_.end();
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input_object != fjInputsEnd; ++input_object) {
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yilmaz |
1.3 |
const reco::CandidatePtr & tower=inputs_[input_object->user_index()];
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const CaloTower* ctc = dynamic_cast<const CaloTower*>(tower.get());
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int ieta = ctc->id().ieta();
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int iphi = ctc->id().iphi();
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CaloTowerDetId id(ieta,iphi);
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const GlobalPoint& hitpoint = geo->getPosition(id);
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double towEta = hitpoint.eta();
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double towPhi = hitpoint.phi();
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for(int ir = 0; ir < nFill_; ++ir){
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if(reco::deltaR(towEta,towPhi,etaRandom[ir],phiRandom[ir]) > rParam_) continue;
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constituents_[ir].push_back(tower);
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double towet = tower->et();
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double putow = subtractor_->getPileUpAtTower(tower);
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double etadd = towet - putow;
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if(avoidNegative_ && etadd < 0.) etadd = 0;
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et[ir] += etadd;
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pileUp[ir] += towet - etadd;
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}
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yilmaz |
1.1 |
}
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yilmaz |
1.3 |
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yilmaz |
1.1 |
cout<<"Start filling jets"<<endl;
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for(int ir = 0; ir < nFill_; ++ir){
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| 243 |
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if(et[ir] < 0){
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cout<<"Flipping vector"<<endl;
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(*directions)[ir] = false;
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et[ir] = -et[ir];
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}else{
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cout<<"Keep vector same"<<endl;
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(*directions)[ir] = true;
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}
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cout<<"Lorentz"<<endl;
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math::PtEtaPhiMLorentzVector p(et[ir],etaRandom[ir],phiRandom[ir],0);
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fastjet::PseudoJet jet(p.px(),p.py(),p.pz(),p.energy());
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fjFakeJets_.push_back(jet);
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}
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| 258 |
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std::auto_ptr<std::vector<T> > jets(new std::vector<T>() );
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jets->reserve(fjFakeJets_.size());
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| 261 |
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for (unsigned int ijet=0;ijet<fjFakeJets_.size();++ijet) {
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| 262 |
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// allocate this jet
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| 263 |
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T jet;
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| 264 |
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// get the fastjet jet
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const fastjet::PseudoJet& fjJet = fjFakeJets_[ijet];
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| 267 |
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// convert them to CandidatePtr vector
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std::vector<CandidatePtr> constituents =
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constituents_[ijet];
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| 271 |
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writeSpecific(jet,
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Particle::LorentzVector(fjJet.px(),
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| 273 |
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fjJet.py(),
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fjJet.pz(),
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fjJet.E()),
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vertex_,
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constituents, iSetup);
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| 278 |
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| 279 |
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// calcuate the jet area
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| 280 |
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double jetArea=0.0;
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| 281 |
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jet.setJetArea (jetArea);
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| 282 |
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if(doPUOffsetCorr_){
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| 283 |
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jet.setPileup(pileUp[ijet]);
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| 284 |
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}else{
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| 285 |
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jet.setPileup (0.0);
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| 286 |
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}
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| 287 |
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| 288 |
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// add to the list
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| 289 |
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jets->push_back(jet);
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| 290 |
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}
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| 291 |
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| 292 |
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// put the jets in the collection
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| 293 |
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iEvent.put(jets);
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| 294 |
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iEvent.put(directions,"directions");
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| 295 |
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}
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| 296 |
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| 297 |
yilmaz |
1.3 |
void BackgroundJetProducer::runAlgorithm( edm::Event & iEvent, edm::EventSetup const& iSetup){
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| 298 |
yilmaz |
1.1 |
if ( !doAreaFastjet_ && !doRhoFastjet_) {
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| 299 |
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fjClusterSeq_ = ClusterSequencePtr( new fastjet::ClusterSequence( fjInputs_, *fjJetDefinition_ ) );
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| 300 |
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} else {
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| 301 |
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fjClusterSeq_ = ClusterSequencePtr( new fastjet::ClusterSequenceArea( fjInputs_, *fjJetDefinition_ , *fjActiveArea_ ) );
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| 302 |
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}
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| 303 |
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fjJets_ = fastjet::sorted_by_pt(fjClusterSeq_->inclusive_jets(jetPtMin_));
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| 304 |
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| 305 |
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}
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| 306 |
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| 307 |
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| 308 |
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| 309 |
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| 310 |
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| 311 |
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////////////////////////////////////////////////////////////////////////////////
|
| 312 |
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// define as cmssw plugin
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| 313 |
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////////////////////////////////////////////////////////////////////////////////
|
| 314 |
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| 315 |
|
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DEFINE_FWK_MODULE(BackgroundJetProducer);
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| 316 |
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