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ElectronGSPixelSeedProducer Class Reference

#include <FastSimulation/EgammaElectronAlgos/plugins/ElectronGSPixelSeedProducer.h>

Inheritance diagram for ElectronGSPixelSeedProducer:

List of all members.

Public Member Functions
virtual void	beginRun (edm::Run &run, const edm::EventSetup &es)
	ElectronGSPixelSeedProducer (const edm::ParameterSet &conf)
	Description: EDProducer of ElectronGSPixelSeed objects.
virtual void	produce (edm::Event &e, const edm::EventSetup &c)
virtual	~ElectronGSPixelSeedProducer ()
Private Member Functions
void	filterClusters (const edm::Handle< reco::SuperClusterCollection > &superClusters, HBHERecHitMetaCollection *mhbhe, reco::SuperClusterRefVector &sclRefs)
Private Attributes
HoECalculator	calc_
edm::InputTag	clusters_ [2]
bool	fromTrackerSeeds_
edm::InputTag	hcalRecHits_
const HBHERecHitCollection *	hithbhe_
edm::InputTag	initialSeeds_
ElectronGSPixelSeedGenerator *	matcher_
double	maxHOverE_
double	SCEtCut_
edm::InputTag	simTracks_
TrajectorySeedCollection *	theInitialSeedColl
edm::InputTag	trackerHits_

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Detailed Description

Definition at line 28 of file ElectronGSPixelSeedProducer.h.

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Constructor & Destructor Documentation

ElectronGSPixelSeedProducer::ElectronGSPixelSeedProducer

(

const edm::ParameterSet &

iConfig

)

[explicit]

Description: EDProducer of ElectronGSPixelSeed objects.

Implementation: <Notes on="" implementation>="">

Definition at line 42 of file ElectronGSPixelSeedProducer.cc.

References clusters_, fromTrackerSeeds_, edm::ParameterSet::getParameter(), hcalRecHits_, initialSeeds_, matcher_, maxHOverE_, python::EventAnalyzer_cfg::pset, SCEtCut_, simTracks_, and trackerHits_.

{

  edm::ParameterSet pset = iConfig.getParameter<edm::ParameterSet>("SeedConfiguration");
  SCEtCut_=pset.getParameter<double>("SCEtCut");
  maxHOverE_=pset.getParameter<double>("maxHOverE");
  fromTrackerSeeds_=pset.getParameter<bool>("fromTrackerSeeds");
  initialSeeds_=pset.getParameter<edm::InputTag>("initialSeeds");

  matcher_ = new ElectronGSPixelSeedGenerator(pset,
                                              iConfig.getParameter<double>("pTMin"),
                                              iConfig.getParameter<edm::InputTag>("beamSpot"));
                                              
 //  get labels from config'
  clusters_[0]=iConfig.getParameter<edm::InputTag>("barrelSuperClusters"); 
  clusters_[1]=iConfig.getParameter<edm::InputTag>("endcapSuperClusters");
  simTracks_=iConfig.getParameter<edm::InputTag>("simTracks");
  trackerHits_=iConfig.getParameter<edm::InputTag>("trackerHits");
  hcalRecHits_= pset.getParameter<edm::InputTag>("hcalRecHits");

  //register your products
  produces<reco::ElectronPixelSeedCollection>();

}

ElectronGSPixelSeedProducer::~ElectronGSPixelSeedProducer

(

)

[virtual]

Definition at line 68 of file ElectronGSPixelSeedProducer.cc.

References matcher_.

{
   // do anything here that needs to be done at desctruction time
   // (e.g. close files, deallocate resources etc.)
      delete matcher_;
}

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Member Function Documentation

void ElectronGSPixelSeedProducer::beginRun	(	edm::Run &	run,
		const edm::EventSetup &	es
	)			[virtual]

Reimplemented from edm::EDProducer.

Definition at line 76 of file ElectronGSPixelSeedProducer.cc.

References calc_, edm::EventSetup::get(), matcher_, and ElectronGSPixelSeedGenerator::setupES().

                                                                            {
  // Get the calo geometry
  edm::ESHandle<CaloGeometry> theCaloGeom;
  es.get<CaloGeometryRecord>().get(theCaloGeom);

  // The H/E calculator
  calc_=HoECalculator(theCaloGeom);

  matcher_->setupES(es);  

}

void ElectronGSPixelSeedProducer::filterClusters	(	const edm::Handle< reco::SuperClusterCollection > &	superClusters,
		HBHERecHitMetaCollection *	mhbhe,
		reco::SuperClusterRefVector &	sclRefs
	)			[private]

Definition at line 147 of file ElectronGSPixelSeedProducer.cc.

References calc_, reco::CaloCluster::energy(), reco::CaloCluster::eta(), i, LogDebug, maxHOverE_, edm::RefVector< C, T, F >::push_back(), SCEtCut_, and edm::RefVector< C, T, F >::size().

Referenced by produce().

{

  // filter the superclusters
  // - with EtCut
  // with HoE
  for (unsigned int i=0;i<superClusters->size();++i) {

    const reco::SuperCluster &scl=(*superClusters)[i];
    
    if (scl.energy()/cosh(scl.eta())>SCEtCut_) {
      
      double HoE=calc_(&scl,mhbhe);
      if (HoE <= maxHOverE_) {
        sclRefs.push_back(edm::Ref<reco::SuperClusterCollection> (superClusters,i));
      }
      
    }
    
  }

  LogDebug("ElectronPixelSeedProducer")  <<"Filtered out "<<sclRefs.size() <<" superclusters from "<<superClusters->size() ;

}

void ElectronGSPixelSeedProducer::produce	(	edm::Event &	e,
		const edm::EventSetup &	c
	)			[virtual]

Implements edm::EDProducer.

Definition at line 88 of file ElectronGSPixelSeedProducer.cc.

References clusters_, filterClusters(), fromTrackerSeeds_, edm::Event::getByLabel(), hcalRecHits_, i, initialSeeds_, LogDebug, matcher_, edm::Handle< T >::product(), edm::Event::put(), ElectronGSPixelSeedGenerator::run(), simTracks_, theInitialSeedColl, and trackerHits_.

{
  LogDebug("entering");
  LogDebug("")  <<"[ElectronGSPixelSeedProducer::produce] entering " ;

  // get initial TrajectorySeeds if necessary
  if (fromTrackerSeeds_) {

    edm::Handle<TrajectorySeedCollection> hSeeds;
    e.getByLabel(initialSeeds_, hSeeds);
    theInitialSeedColl = const_cast<TrajectorySeedCollection *> (hSeeds.product());

  } else { 

    theInitialSeedColl=0;// not needed in this case

  }
  
  std::auto_ptr<reco::ElectronPixelSeedCollection> pSeeds;
  reco::ElectronPixelSeedCollection *seeds= new reco::ElectronPixelSeedCollection;

  // Get the Monte Carlo truth (SimTracks)
  edm::Handle<edm::SimTrackContainer> theSTC;
  e.getByLabel(simTracks_,theSTC);
  const edm::SimTrackContainer* theSimTracks = &(*theSTC);
  
  // Get the collection of Tracker RecHits
  edm::Handle<SiTrackerGSMatchedRecHit2DCollection> theRHC;
  e.getByLabel(trackerHits_, theRHC);
  const SiTrackerGSMatchedRecHit2DCollection* theGSRecHits = &(*theRHC);

  // get Hcal Rechit collection
  edm::Handle<HBHERecHitCollection> hbhe;
  HBHERecHitMetaCollection *mhbhe=0;
  bool got = e.getByLabel(hcalRecHits_,hbhe);  
  if (got) mhbhe = new HBHERecHitMetaCollection(*hbhe);

  // Get the two supercluster collections
  for (unsigned int i=0; i<2; i++) {  

    // invoke algorithm
    edm::Handle<reco::SuperClusterCollection> clusters;
    e.getByLabel(clusters_[i],clusters);
    reco::SuperClusterRefVector clusterRefs;
    filterClusters(clusters,mhbhe,clusterRefs);
    matcher_->run(e,clusterRefs,theGSRecHits,theSimTracks,theInitialSeedColl,*seeds);

  }

  // Save event content
  pSeeds=  std::auto_ptr<reco::ElectronPixelSeedCollection>(seeds);
  e.put(pSeeds);

  // Clean memory
  delete mhbhe;
}

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Member Data Documentation

HoECalculator ElectronGSPixelSeedProducer::calc_ [private]

Definition at line 67 of file ElectronGSPixelSeedProducer.h.

Referenced by beginRun(), and filterClusters().

edm::InputTag ElectronGSPixelSeedProducer::clusters_[2] [private]

Definition at line 53 of file ElectronGSPixelSeedProducer.h.

Referenced by ElectronGSPixelSeedProducer(), and produce().

bool ElectronGSPixelSeedProducer::fromTrackerSeeds_ [private]

Definition at line 73 of file ElectronGSPixelSeedProducer.h.

Referenced by ElectronGSPixelSeedProducer(), and produce().

edm::InputTag ElectronGSPixelSeedProducer::hcalRecHits_ [private]

Definition at line 56 of file ElectronGSPixelSeedProducer.h.

Referenced by ElectronGSPixelSeedProducer(), and produce().

const HBHERecHitCollection* ElectronGSPixelSeedProducer::hithbhe_ [private]

Definition at line 63 of file ElectronGSPixelSeedProducer.h.

edm::InputTag ElectronGSPixelSeedProducer::initialSeeds_ [private]

Definition at line 57 of file ElectronGSPixelSeedProducer.h.

Referenced by ElectronGSPixelSeedProducer(), and produce().

ElectronGSPixelSeedGenerator* ElectronGSPixelSeedProducer::matcher_ [private]

Definition at line 60 of file ElectronGSPixelSeedProducer.h.

Referenced by beginRun(), ElectronGSPixelSeedProducer(), produce(), and ~ElectronGSPixelSeedProducer().

double ElectronGSPixelSeedProducer::maxHOverE_ [private]

Definition at line 70 of file ElectronGSPixelSeedProducer.h.

Referenced by ElectronGSPixelSeedProducer(), and filterClusters().

double ElectronGSPixelSeedProducer::SCEtCut_ [private]

Definition at line 71 of file ElectronGSPixelSeedProducer.h.

Referenced by ElectronGSPixelSeedProducer(), and filterClusters().

edm::InputTag ElectronGSPixelSeedProducer::simTracks_ [private]

Definition at line 54 of file ElectronGSPixelSeedProducer.h.

Referenced by ElectronGSPixelSeedProducer(), and produce().

TrajectorySeedCollection* ElectronGSPixelSeedProducer::theInitialSeedColl [private]

Definition at line 64 of file ElectronGSPixelSeedProducer.h.

Referenced by produce().

edm::InputTag ElectronGSPixelSeedProducer::trackerHits_ [private]

Definition at line 55 of file ElectronGSPixelSeedProducer.h.

Referenced by ElectronGSPixelSeedProducer(), and produce().

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The documentation for this class was generated from the following files:

• FastSimulation/EgammaElectronAlgos/plugins/ElectronGSPixelSeedProducer.h
• FastSimulation/EgammaElectronAlgos/plugins/ElectronGSPixelSeedProducer.cc

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