MuonProducer Class Reference

#include <MuonProducer.h>

Inheritance diagram for MuonProducer:

List of all members.

Public Member Functions
	MuonProducer (const edm::ParameterSet &)
	Constructor.
virtual void	produce (edm::Event &, const edm::EventSetup &)
	reconstruct muons
virtual	~MuonProducer ()
	Destructor.
Private Member Functions
void	printTrackRecHits (const reco::Track &track, edm::ESHandle< GlobalTrackingGeometry > trackingGeometry) const
void	setAlias (std::string alias)
Private Attributes
std::string	theAlias
edm::InputTag	theLinksCollectionLabel

---

Detailed Description

No description available.

Date:

2010/03/25 14:08:49

Revision:

1.2

Author:

R. Bellan - INFN Torino <riccardo.bellan@cern.ch>

No description available.

Date:

2010/02/11 00:14:29

Revision:

1.2

Author:

R. Bellan - INFN Torino <riccardo.bellan@cern.ch>

Definition at line 22 of file MuonProducer.h.

---

Constructor & Destructor Documentation

MuonProducer::MuonProducer

(

const edm::ParameterSet &

pSet

)

Constructor.

Definition at line 29 of file MuonProducer.cc.

References edm::ParameterSet::getParameter(), setAlias(), theAlias, and theLinksCollectionLabel.

                                                     {

  theLinksCollectionLabel = pSet.getParameter<edm::InputTag>("InputObjects");

  setAlias(pSet.getParameter<std::string>("@module_label"));
  produces<reco::MuonCollection>().setBranchAlias(theAlias + "s");
}

MuonProducer::~MuonProducer

(

)

[virtual]

Destructor.

Definition at line 38 of file MuonProducer.cc.

                           {

}

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Member Function Documentation

void MuonProducer::printTrackRecHits	(	const reco::Track &	track,
		edm::ESHandle< GlobalTrackingGeometry >	trackingGeometry
	)		const [private]

Definition at line 42 of file MuonProducer.cc.

References reco::Track::found(), i, LogTrace, reco::Track::lost(), metname, GloballyPositioned< T >::position(), csvReporter::r, reco::Track::recHitsBegin(), reco::Track::recHitsEnd(), GeomDet::surface(), GeomDet::toGlobal(), and z.

Referenced by produce().

                                                                                                {

  const std::string metname = "Muon|RecoMuon|MuonIdentification|MuonProducer";

  LogTrace(metname) << "Valid RecHits: "<<track.found() << " invalid RecHits: " << track.lost();
  
  int i = 0;
  for(trackingRecHit_iterator recHit = track.recHitsBegin(); recHit != track.recHitsEnd(); ++recHit)
    if((*recHit)->isValid()){
      const GeomDet* geomDet = trackingGeometry->idToDet((*recHit)->geographicalId());
      double r = geomDet->surface().position().perp();
      double z = geomDet->toGlobal((*recHit)->localPosition()).z();
      LogTrace(metname) << i++ <<" r: "<< r <<" z: "<<z <<" "<<geomDet->toGlobal((*recHit)->localPosition())
                        <<std::endl;
    }
}

void MuonProducer::produce	(	edm::Event &	event,
		const edm::EventSetup &	eventSetup
	)		[virtual]

reconstruct muons

Implements edm::EDProducer.

Definition at line 63 of file MuonProducer.cc.

References relval_parameters_module::energy, edm::EventSetup::get(), LogTrace, metname, metsig::muon, ExpressReco_HICollisions_FallBack::muonCollection, p4, printTrackRecHits(), reco::LeafCandidate::setCharge(), reco::Muon::setCombined(), reco::LeafCandidate::setP4(), reco::Muon::setStandAlone(), reco::Muon::setTrack(), reco::LeafCandidate::setVertex(), mathSSE::sqrt(), and theLinksCollectionLabel.

                                                                          {

   const std::string metname = "Muon|RecoMuon|MuonIdentification|MuonProducer";

   // the muon collection, it will be loaded in the event
   std::auto_ptr<reco::MuonCollection> muonCollection(new reco::MuonCollection());
   

   edm::Handle<reco::MuonTrackLinksCollection> linksCollection; 
   event.getByLabel(theLinksCollectionLabel,linksCollection);

   if(linksCollection->empty()) {
     event.put(muonCollection);
     return;
   }
   

   // Global Tracking Geometry
   edm::ESHandle<GlobalTrackingGeometry> trackingGeometry; 
   eventSetup.get<GlobalTrackingGeometryRecord>().get(trackingGeometry); 
   
   for(reco::MuonTrackLinksCollection::const_iterator links = linksCollection->begin();
       links != linksCollection->end(); ++links){

     // some temporary print-out
     LogTrace(metname) << "trackerTrack";
     printTrackRecHits(*(links->trackerTrack()),trackingGeometry);
     LogTrace(metname) << "standAloneTrack";
     printTrackRecHits(*(links->standAloneTrack()),trackingGeometry);
     LogTrace(metname) << "globalTrack";
     printTrackRecHits(*(links->globalTrack()),trackingGeometry);
    
     // Fill the muon 
     reco::Muon muon;
     muon.setStandAlone(links->standAloneTrack());
     muon.setTrack(links->trackerTrack());
     muon.setCombined(links->globalTrack());
     
     // FIXME: can this break in case combined info cannot be added to some tracks?
     muon.setCharge(links->globalTrack()->charge());

     //FIXME: E = sqrt(p^2 + m^2), where m == 0.105658369(9)GeV 
     double energy = sqrt(links->globalTrack()->p() * links->globalTrack()->p() + 0.011163691);
     math::XYZTLorentzVector p4(links->globalTrack()->px(),
                                links->globalTrack()->py(),
                                links->globalTrack()->pz(),
                                energy);

     muon.setP4(p4);
     muon.setVertex(links->globalTrack()->vertex());
       
    muonCollection->push_back(muon);
     
   }

   event.put(muonCollection);
}

void MuonProducer::setAlias

(

std::string

alias

)

[inline, private]

Definition at line 40 of file MuonProducer.h.

References ExpressReco_HICollisions_FallBack::alias, and theAlias.

Referenced by MuonProducer().

                                  {
    alias.erase( alias.size() - 1, alias.size() );
    theAlias=alias;
  }

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Member Data Documentation

std::string MuonProducer::theAlias [private]

Definition at line 38 of file MuonProducer.h.

Referenced by MuonProducer(), and setAlias().

edm::InputTag MuonProducer::theLinksCollectionLabel [private]

Definition at line 52 of file MuonProducer.h.

Referenced by MuonProducer(), and produce().