#include <EgammaHLTIslandClusterProducer.h>

Inheritance diagram for EgammaHLTIslandClusterProducer:

Public Member Functions
	EgammaHLTIslandClusterProducer (const edm::ParameterSet &ps)
virtual void	produce (edm::Event &, const edm::EventSetup &)
	~EgammaHLTIslandClusterProducer ()
Private Member Functions
void	clusterizeECALPart (edm::Event &evt, const edm::EventSetup &es, const std::string &hitProducer, const std::string &hitCollection, const std::string &clusterCollection, const std::vector< EcalEtaPhiRegion > &regions, const IslandClusterAlgo::EcalPart &ecalPart)
bool	counterExceeded () const
const EcalRecHitCollection *	getCollection (edm::Event &evt, const std::string &hitProducer_, const std::string &hitCollection_)
Private Attributes
std::string	barrelClusterCollection_
std::string	barrelHitCollection_
edm::InputTag	barrelHitProducer_
bool	doBarrel_
bool	doEndcaps_
bool	doIsolated_
std::string	endcapClusterCollection_
std::string	endcapHitCollection_
edm::InputTag	endcapHitProducer_
IslandClusterAlgo *	island_p
double	l1LowerThr_
double	l1LowerThrIgnoreIsolation_
edm::InputTag	l1TagIsolated_
edm::InputTag	l1TagNonIsolated_
double	l1UpperThr_
int	nEvt_
int	nMaxPrintout_
PositionCalc	posCalculator_
double	regionEtaMargin_
double	regionPhiMargin_
IslandClusterAlgo::VerbosityLevel	verbosity

Detailed Description

Definition at line 24 of file EgammaHLTIslandClusterProducer.h.

Constructor & Destructor Documentation

EgammaHLTIslandClusterProducer::EgammaHLTIslandClusterProducer ( const edm::ParameterSet & ps )

Definition at line 42 of file EgammaHLTIslandClusterProducer.cc.

References barrelClusterCollection_, barrelHitCollection_, barrelHitProducer_, doBarrel_, doEndcaps_, doIsolated_, endcapClusterCollection_, endcapHitCollection_, endcapHitProducer_, edm::ParameterSet::getParameter(), island_p, l1LowerThr_, l1LowerThrIgnoreIsolation_, l1TagIsolated_, l1TagNonIsolated_, l1UpperThr_, nEvt_, IslandClusterAlgo::pDEBUG, IslandClusterAlgo::pERROR, IslandClusterAlgo::pINFO, posCalculator_, IslandClusterAlgo::pWARNING, regionEtaMargin_, regionPhiMargin_, and verbosity.

{
  // The verbosity level
  std::string verbosityString = ps.getParameter<std::string>("VerbosityLevel");
  if      (verbosityString == "DEBUG")   verbosity = IslandClusterAlgo::pDEBUG;
  else if (verbosityString == "WARNING") verbosity = IslandClusterAlgo::pWARNING;
  else if (verbosityString == "INFO")    verbosity = IslandClusterAlgo::pINFO;
  else                                   verbosity = IslandClusterAlgo::pERROR;

  doBarrel_   = ps.getParameter<bool>("doBarrel");
  doEndcaps_   = ps.getParameter<bool>("doEndcaps");
  doIsolated_   = ps.getParameter<bool>("doIsolated");

  // Parameters to identify the hit collections
  barrelHitProducer_   = ps.getParameter<edm::InputTag>("barrelHitProducer");
  endcapHitProducer_   = ps.getParameter<edm::InputTag>("endcapHitProducer");
  barrelHitCollection_ = ps.getParameter<std::string>("barrelHitCollection");
  endcapHitCollection_ = ps.getParameter<std::string>("endcapHitCollection");

  // The names of the produced cluster collections
  barrelClusterCollection_  = ps.getParameter<std::string>("barrelClusterCollection");
  endcapClusterCollection_  = ps.getParameter<std::string>("endcapClusterCollection");

  // Island algorithm parameters
  double barrelSeedThreshold = ps.getParameter<double>("IslandBarrelSeedThr");
  double endcapSeedThreshold = ps.getParameter<double>("IslandEndcapSeedThr");

  // L1 matching parameters
  l1TagIsolated_ = ps.getParameter< edm::InputTag > ("l1TagIsolated");
  l1TagNonIsolated_ = ps.getParameter< edm::InputTag > ("l1TagNonIsolated");
  l1LowerThr_ = ps.getParameter<double> ("l1LowerThr");
  l1UpperThr_ = ps.getParameter<double> ("l1UpperThr");
  l1LowerThrIgnoreIsolation_ = ps.getParameter<double> ("l1LowerThrIgnoreIsolation");

  regionEtaMargin_   = ps.getParameter<double>("regionEtaMargin");
  regionPhiMargin_   = ps.getParameter<double>("regionPhiMargin");

   // Parameters for the position calculation:
  posCalculator_ = PositionCalc( ps.getParameter<edm::ParameterSet>("posCalcParameters") );

  // Produces a collection of barrel and a collection of endcap clusters

  produces< reco::BasicClusterCollection >(endcapClusterCollection_);
  produces< reco::BasicClusterCollection >(barrelClusterCollection_);

  island_p = new IslandClusterAlgo(barrelSeedThreshold, endcapSeedThreshold, posCalculator_,verbosity);

  nEvt_ = 0;
}

EgammaHLTIslandClusterProducer::~EgammaHLTIslandClusterProducer ( )

Definition at line 93 of file EgammaHLTIslandClusterProducer.cc.

References island_p.

{
  delete island_p;
}

Member Function Documentation

void EgammaHLTIslandClusterProducer::clusterizeECALPart	(	edm::Event &	evt,
		const edm::EventSetup &	es,
		const std::string &	hitProducer,
		const std::string &	hitCollection,
		const std::string &	clusterCollection,
		const std::vector< EcalEtaPhiRegion > &	regions,
		const IslandClusterAlgo::EcalPart &	ecalPart
	)		`[private]`

Definition at line 247 of file EgammaHLTIslandClusterProducer.cc.

References IslandClusterAlgo::barrel, barrelClusterCollection_, DetId::Ecal, EcalBarrel, EcalEndcap, EcalPreshower, endcapClusterCollection_, edm::EventSetup::get(), getCollection(), island_p, IslandClusterAlgo::makeClusters(), and edm::Event::put().

Referenced by produce().

{
  // get the hit collection from the event:
  const EcalRecHitCollection *hitCollection_p = getCollection(evt, hitProducer, hitCollection);

  // get the geometry and topology from the event setup:
  edm::ESHandle<CaloGeometry> geoHandle;
  es.get<CaloGeometryRecord>().get(geoHandle);

  const CaloSubdetectorGeometry *geometry_p;
  CaloSubdetectorTopology *topology_p;

  if (ecalPart == IslandClusterAlgo::barrel) 
    {
      geometry_p = geoHandle->getSubdetectorGeometry(DetId::Ecal, EcalBarrel);
      topology_p = new EcalBarrelTopology(geoHandle);
    }
  else
    {
      geometry_p = geoHandle->getSubdetectorGeometry(DetId::Ecal, EcalEndcap);
      topology_p = new EcalEndcapTopology(geoHandle); 
   }

  const CaloSubdetectorGeometry *geometryES_p;
  geometryES_p = geoHandle->getSubdetectorGeometry(DetId::Ecal, EcalPreshower);

  // Run the clusterization algorithm:
  reco::BasicClusterCollection clusters;
  clusters = island_p->makeClusters(hitCollection_p, geometry_p, topology_p, geometryES_p, ecalPart, true, regions);

  // create an auto_ptr to a BasicClusterCollection, copy the barrel clusters into it and put in the Event:
  std::auto_ptr< reco::BasicClusterCollection > clusters_p(new reco::BasicClusterCollection);
  clusters_p->assign(clusters.begin(), clusters.end());
  edm::OrphanHandle<reco::BasicClusterCollection> bccHandle;
  if (ecalPart == IslandClusterAlgo::barrel) 
    bccHandle = evt.put(clusters_p, barrelClusterCollection_);
  else
    bccHandle = evt.put(clusters_p, endcapClusterCollection_);

  delete topology_p;
}

bool EgammaHLTIslandClusterProducer::counterExceeded ( ) const [inline, private]

Definition at line 65 of file EgammaHLTIslandClusterProducer.h.

References nEvt_, and nMaxPrintout_.

{ return ((nEvt_ > nMaxPrintout_) || (nMaxPrintout_ < 0)); }

const EcalRecHitCollection * EgammaHLTIslandClusterProducer::getCollection	(	edm::Event &	evt,
		const std::string &	hitProducer_,
		const std::string &	hitCollection_
	)		`[private]`

Definition at line 230 of file EgammaHLTIslandClusterProducer.cc.

References gather_cfg::cout, edm::Event::getByLabel(), edm::HandleBase::isValid(), and edm::Handle< T >::product().

Referenced by clusterizeECALPart().

{
  edm::Handle<EcalRecHitCollection> rhcHandle;

  evt.getByLabel(hitProducer_, hitCollection_, rhcHandle);
  if (!(rhcHandle.isValid())) 
    {
      std::cout << "could not get a handle on the EcalRecHitCollection!" << std::endl;
      edm::LogError("EgammaHLTIslandClusterProducerError") << "Error! can't get the product " << hitCollection_.c_str() ;
      return 0;
    } 
  return rhcHandle.product();
}

void EgammaHLTIslandClusterProducer::produce	(	edm::Event &	evt,
		const edm::EventSetup &	es
	)		`[virtual]`

Implements edm::EDProducer.

Definition at line 99 of file EgammaHLTIslandClusterProducer.cc.

References Reference_intrackfit_cff::barrel, barrelClusterCollection_, barrelHitCollection_, barrelHitProducer_, clusterizeECALPart(), doBarrel_, doEndcaps_, doIsolated_, Reference_intrackfit_cff::endcap, endcapClusterCollection_, endcapHitCollection_, endcapHitProducer_, edm::EventSetup::get(), edm::Event::getByLabel(), l1LowerThr_, l1LowerThrIgnoreIsolation_, l1TagIsolated_, l1TagNonIsolated_, l1UpperThr_, edm::InputTag::label(), nEvt_, regionEtaMargin_, and regionPhiMargin_.

{
  //Get the L1 EM Particle Collection
  edm::Handle< l1extra::L1EmParticleCollection > emIsolColl ;
  if(doIsolated_)
    evt.getByLabel(l1TagIsolated_, emIsolColl);
  //Get the L1 EM Particle Collection
  edm::Handle< l1extra::L1EmParticleCollection > emNonIsolColl ;
  evt.getByLabel(l1TagNonIsolated_, emNonIsolColl);
  // Get the CaloGeometry
  edm::ESHandle<L1CaloGeometry> l1CaloGeom ;
  es.get<L1CaloGeometryRecord>().get(l1CaloGeom) ;

  std::vector<EcalEtaPhiRegion> barrelRegions;
  std::vector<EcalEtaPhiRegion> endcapRegions;

  if(doIsolated_) {
    for( l1extra::L1EmParticleCollection::const_iterator emItr = emIsolColl->begin(); emItr != emIsolColl->end() ;++emItr ){

      if (emItr->et() > l1LowerThr_ && emItr->et() < l1UpperThr_) {
        
        // Access the GCT hardware object corresponding to the L1Extra EM object.
        int etaIndex = emItr->gctEmCand()->etaIndex() ;
        
        
        int phiIndex = emItr->gctEmCand()->phiIndex() ;
        // Use the L1CaloGeometry to find the eta, phi bin boundaries.
        double etaLow  = l1CaloGeom->etaBinLowEdge( etaIndex ) ;
        double etaHigh = l1CaloGeom->etaBinHighEdge( etaIndex ) ;
        double phiLow  = l1CaloGeom->emJetPhiBinLowEdge( phiIndex ) ;
        double phiHigh = l1CaloGeom->emJetPhiBinHighEdge( phiIndex ) ;

        //Attention isForward does not work
        int isforw=0;
        int isbarl=0;
        if((float)(etaHigh)>1.479 || (float)(etaLow)<-1.479) isforw=1;
        if(((float)(etaLow)>-1.479 && (float)(etaLow)<1.479) || 
           ((float)(etaHigh)>-1.479 && (float)(etaHigh)<1.479)) isbarl=1;

        //std::cout<<"Island etaindex "<<etaIndex<<" low hig : "<<etaLow<<" "<<etaHigh<<" phi low hig" <<phiLow<<" " << phiHigh<<" isforw "<<emItr->gctEmCand()->regionId().isForward()<<" isforwnew" <<isforw<< std::endl;
        
        etaLow -= regionEtaMargin_;
        etaHigh += regionEtaMargin_;
        phiLow -= regionPhiMargin_;
        phiHigh += regionPhiMargin_;

        //if (emItr->gctEmCand()->regionId().isForward()) {
        if (isforw) {
          if (etaHigh>-1.479 && etaHigh<1.479) etaHigh=-1.479;
          if ( etaLow>-1.479 &&  etaLow<1.479) etaLow=1.479;
          EcalEtaPhiRegion region(etaLow,etaHigh,phiLow,phiHigh);
          endcapRegions.push_back(region);
        }
        if (isbarl) {
          if (etaHigh>1.479) etaHigh=1.479;
          if (etaLow<-1.479) etaLow=-1.479;
          EcalEtaPhiRegion region(etaLow,etaHigh,phiLow,phiHigh);
          barrelRegions.push_back(region);
        }
        EcalEtaPhiRegion region(etaLow,etaHigh,phiLow,phiHigh);
        
      }
    }
  }


  if(!doIsolated_||l1LowerThrIgnoreIsolation_<64) {
    for( l1extra::L1EmParticleCollection::const_iterator emItr = emNonIsolColl->begin(); emItr != emNonIsolColl->end() ;++emItr ){

      if(doIsolated_&&emItr->et()<l1LowerThrIgnoreIsolation_) continue;

      if (emItr->et() > l1LowerThr_ && emItr->et() < l1UpperThr_) {
        
        // Access the GCT hardware object corresponding to the L1Extra EM object.
        int etaIndex = emItr->gctEmCand()->etaIndex() ;
        
        
        int phiIndex = emItr->gctEmCand()->phiIndex() ;
        // Use the L1CaloGeometry to find the eta, phi bin boundaries.
        double etaLow  = l1CaloGeom->etaBinLowEdge( etaIndex ) ;
        double etaHigh = l1CaloGeom->etaBinHighEdge( etaIndex ) ;
        double phiLow  = l1CaloGeom->emJetPhiBinLowEdge( phiIndex ) ;
        double phiHigh = l1CaloGeom->emJetPhiBinHighEdge( phiIndex ) ;


        int isforw=0;
        int isbarl=0;
        if((float)(etaHigh)>1.479 || (float)(etaLow)<-1.479) isforw=1;
        if(((float)(etaLow)>-1.479 && (float)(etaLow)<1.479) || 
           ((float)(etaHigh)>-1.479 && (float)(etaHigh)<1.479)) isbarl=1;

        //std::cout<<"Island etaindex "<<etaIndex<<" low hig : "<<etaLow<<" "<<etaHigh<<" phi low hig" <<phiLow<<" " << phiHigh<<" isforw "<<emItr->gctEmCand()->regionId().isForward()<<" isforwnew" <<isforw<< std::endl;
        
        etaLow -= regionEtaMargin_;
        etaHigh += regionEtaMargin_;
        phiLow -= regionPhiMargin_;
        phiHigh += regionPhiMargin_;

        //if (emItr->gctEmCand()->regionId().isForward()) {
        if (isforw) {
          if (etaHigh>-1.479 && etaHigh<1.479) etaHigh=-1.479;
          if ( etaLow>-1.479 &&  etaLow<1.479) etaLow=1.479;
          EcalEtaPhiRegion region(etaLow,etaHigh,phiLow,phiHigh);
          endcapRegions.push_back(region);
        }
        if (isbarl) {
          if (etaHigh>1.479) etaHigh=1.479;
          if (etaLow<-1.479) etaLow=-1.479;
          EcalEtaPhiRegion region(etaLow,etaHigh,phiLow,phiHigh);
          barrelRegions.push_back(region);
        }
        
      }
    }
  }

  if (doEndcaps_ 
      //&&endcapRegions.size()!=0
      ) {

    clusterizeECALPart(evt, es, endcapHitProducer_.label(), endcapHitCollection_, endcapClusterCollection_, endcapRegions, IslandClusterAlgo::endcap);
  }
  if (doBarrel_ 
      //&& barrelRegions.size()!=0
      ) {
    clusterizeECALPart(evt, es, barrelHitProducer_.label(), barrelHitCollection_, barrelClusterCollection_, barrelRegions, IslandClusterAlgo::barrel);
  }
  nEvt_++;
}