Inheritance diagram for ReduceHcalRecHitCollectionProducer:

Public Member Functions
virtual void	produce (edm::Event &, const edm::EventSetup &)

	ReduceHcalRecHitCollectionProducer (const edm::ParameterSet &)

	~ReduceHcalRecHitCollectionProducer ()

Public Member Functions inherited from edm::EDProducer
	EDProducer ()

virtual	~EDProducer ()

Public Member Functions inherited from edm::ProducerBase
	ProducerBase ()

void	registerProducts (ProducerBase , ProductRegistry , ModuleDescription const &)

boost::function< void(const BranchDescription &)>	registrationCallback () const
	used by the fwk to register list of products More...

virtual	~ProducerBase ()

Private Attributes
edm::InputTag	inputCollection_

TrackAssociatorParameters	parameters_

double	ptcut_

edm::InputTag	recHitsLabel_

std::string	reducedHitsCollection_

TrackDetectorAssociator	trackAssociator_

Additional Inherited Members
Public Types inherited from edm::EDProducer
typedef EDProducer	ModuleType

typedef WorkerT< EDProducer >	WorkerType

Public Types inherited from edm::ProducerBase
typedef ProductRegistryHelper::TypeLabelList	TypeLabelList

Static Public Member Functions inherited from edm::EDProducer
static const std::string &	baseType ()

static void	fillDescriptions (ConfigurationDescriptions &descriptions)

static void	prevalidate (ConfigurationDescriptions &descriptions)

Protected Member Functions inherited from edm::EDProducer
CurrentProcessingContext const *	currentContext () const

Protected Member Functions inherited from edm::ProducerBase
template<class TProducer , class TMethod >
void	callWhenNewProductsRegistered (TProducer *iProd, TMethod iMethod)

Detailed Description

Definition at line 66 of file ReduceHcalRecHitCollectionProducer.cc.

Constructor & Destructor Documentation

ReduceHcalRecHitCollectionProducer::ReduceHcalRecHitCollectionProducer ( const edm::ParameterSet & iConfig )

explicit

Definition at line 93 of file ReduceHcalRecHitCollectionProducer.cc.

References edm::ParameterSet::getParameter(), inputCollection_, TrackAssociatorParameters::loadParameters(), Parameters::parameters, parameters_, ptcut_, recHitsLabel_, reducedHitsCollection_, trackAssociator_, and TrackDetectorAssociator::useDefaultPropagator().

 {
   recHitsLabel_ = iConfig.getParameter< edm::InputTag > ("recHitsLabel");
 
   reducedHitsCollection_ = iConfig.getParameter<std::string>("reducedHitsCollection");
   
    //register your products
   produces< HBHERecHitCollection > (reducedHitsCollection_) ;
 
     inputCollection_ = iConfig.getParameter< edm::InputTag >("inputCollection");    ptcut_= iConfig.getParameter< double >("TrackPt");
 
     produces< DetIdCollection >() ;
    // TrackAssociator parameters
    edm::ParameterSet parameters = iConfig.getParameter<edm::ParameterSet>("TrackAssociatorParameters");
    parameters_.loadParameters( parameters );
    trackAssociator_.useDefaultPropagator();
  
 }

ReduceHcalRecHitCollectionProducer::~ReduceHcalRecHitCollectionProducer ( )

Definition at line 113 of file ReduceHcalRecHitCollectionProducer.cc.

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

Member Function Documentation

void ReduceHcalRecHitCollectionProducer::produce	(	edm::Event &	iEvent,
		const edm::EventSetup &	iSetup
	)

virtual

Implements edm::EDProducer.

Definition at line 128 of file ReduceHcalRecHitCollectionProducer.cc.

References TrackDetectorAssociator::associate(), TrackDetMatchInfo::crossedHcalIds, edm::Event::getByLabel(), TrackDetMatchInfo::hcalRecHits, info, inputCollection_, TrackDetectorAssociator::InsideOut, parameters_, ptcut_, edm::Event::put(), recHitsLabel_, reducedHitsCollection_, and trackAssociator_.

 {
    using namespace edm;
 
    using namespace std;
 
    using reco::TrackCollection;
 
    Handle<HBHERecHitCollection> recHitsHandle;
    iEvent.getByLabel(recHitsLabel_,recHitsHandle);
    if( !recHitsHandle.isValid() ) 
      {
        edm::LogError("ReduceHcalRecHitCollectionProducer") << "RecHit collection not found";
        return;
      }
    
    //Create empty output collections
    std::auto_ptr< HBHERecHitCollection > miniRecHitCollection (new HBHERecHitCollection) ;
     
 //loop through tracks. 
    Handle<TrackCollection> tkTracks;
    iEvent.getByLabel(inputCollection_,tkTracks);
    std::auto_ptr< DetIdCollection > interestingDetIdCollection( new DetIdCollection() ) ;
    for(TrackCollection::const_iterator itTrack = tkTracks->begin();
        itTrack != tkTracks->end();                      
        ++itTrack) {
         if(itTrack->pt()>ptcut_){
   
            TrackDetMatchInfo info = trackAssociator_.associate(iEvent, iSetup, *itTrack, parameters_, TrackDetectorAssociator::InsideOut);
   
           if(info.crossedHcalIds.size()>0){
              //loop through hits in the cone
              for(std::vector<const HBHERecHit*>::const_iterator hit = info.hcalRecHits.begin(); 
                  hit != info.hcalRecHits.end(); ++hit)
              {
                 DetId hitid=(*hit)->id();
                 HBHERecHitCollection::const_iterator iRecHit = recHitsHandle->find(hitid);
                 if ( (iRecHit != recHitsHandle->end()) && (miniRecHitCollection->find(hitid) == miniRecHitCollection->end()) )
                    miniRecHitCollection->push_back(*iRecHit);
              }
              
 
           }
         }
    }
 
    iEvent.put( miniRecHitCollection,reducedHitsCollection_ );
 
 
 
 }