GlobalMuonProducer Class Reference

#include <GlobalMuonProducer.h>

Inheritance diagram for GlobalMuonProducer:

Public Member Functions
	GlobalMuonProducer (const edm::ParameterSet &)
	constructor with config More...
virtual void	produce (edm::Event &, const edm::EventSetup &)
	reconstruct muons More...
virtual	~GlobalMuonProducer ()
	destructor More...
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 Member Functions
void	setAlias (std::string alias)

Private Attributes
std::string	theAlias
MuonServiceProxy *	theService
	the event setup proxy, it takes care the services update More...
edm::InputTag	theSTACollectionLabel
	STA Label. More...
MuonTrackFinder *	theTrackFinder

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)
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

Global muon reconstructor: reconstructs muons using DT, CSC, RPC and tracker information,
starting from a standalone reonstructed muon.

Date:

2009/07/29 12:12:45

Revision:

1.35

Author

R.Bellan - INFN TO

Global muon reconstructor: reconstructs muons using DT, CSC, RPC and tracker information,
starting from a standalone reonstructed muon.

Date:

2007/03/20 15:58:13

Revision:

1.10

Author

R.Bellan - INFN TO

Definition at line 25 of file GlobalMuonProducer.h.

Constructor & Destructor Documentation

GlobalMuonProducer::GlobalMuonProducer

(

const edm::ParameterSet &

parameterSet

)

constructor with config

Definition at line 45 of file GlobalMuonProducer.cc.

References edm::ParameterSet::addParameter(), edm::ParameterSet::getParameter(), LogTrace, MuonServiceProxy_cff::MuonServiceProxy, and ExpressReco_HICollisions_FallBack::trackCollectionTag.

                                                                       {

  LogTrace("Muon|RecoMuon|GlobalMuonProducer") << "constructor called" << endl;

  // Parameter set for the Builder
  ParameterSet trajectoryBuilderParameters = parameterSet.getParameter<ParameterSet>("GLBTrajBuilderParameters");
  InputTag trackCollectionTag = parameterSet.getParameter<InputTag>("TrackerCollectionLabel");
  trajectoryBuilderParameters.addParameter<InputTag>("TrackerCollectionLabel",trackCollectionTag);
  
  // STA Muon Collection Label
  theSTACollectionLabel = parameterSet.getParameter<InputTag>("MuonCollectionLabel");

  // service parameters
  ParameterSet serviceParameters = parameterSet.getParameter<ParameterSet>("ServiceParameters");

  // TrackLoader parameters
  ParameterSet trackLoaderParameters = parameterSet.getParameter<ParameterSet>("TrackLoaderParameters");
  
  // the services
  theService = new MuonServiceProxy(serviceParameters);
  
  // instantiate the concrete trajectory builder in the Track Finder
  MuonTrackLoader* mtl = new MuonTrackLoader(trackLoaderParameters,theService);
  GlobalMuonTrajectoryBuilder* gmtb = new GlobalMuonTrajectoryBuilder(trajectoryBuilderParameters, theService);

  theTrackFinder = new MuonTrackFinder(gmtb, mtl);

  setAlias(parameterSet.getParameter<std::string>("@module_label"));
  produces<reco::TrackCollection>().setBranchAlias(theAlias + "Tracks");
  produces<TrackingRecHitCollection>().setBranchAlias(theAlias + "RecHits");
  produces<reco::TrackExtraCollection>().setBranchAlias(theAlias + "TrackExtras");
  produces<vector<Trajectory> >().setBranchAlias(theAlias + "Trajectories") ;
  produces<TrajTrackAssociationCollection>().setBranchAlias(theAlias + "TrajTrackMap");
  produces<reco::MuonTrackLinksCollection>().setBranchAlias(theAlias + "s");
}

GlobalMuonProducer::~GlobalMuonProducer ( )

virtual

destructor

Definition at line 85 of file GlobalMuonProducer.cc.

References LogTrace.

                                        {

  LogTrace("Muon|RecoMuon|GlobalMuonProducer") << "destructor called" << endl;
  if (theService) delete theService;
  if (theTrackFinder) delete theTrackFinder;

}

Member Function Documentation

void GlobalMuonProducer::produce ( edm::Event &  event, const edm::EventSetup &  eventSetup  )

virtual

reconstruct muons

Implements edm::EDProducer.

Definition at line 97 of file GlobalMuonProducer.cc.

References edm::Event::getByLabel(), edm::Ref< C, T, F >::isNonnull(), edm::Ref< C, T, F >::key(), LogTrace, metname, and position.

                                                                           {
  const string metname = "Muon|RecoMuon|GlobalMuonProducer";  
  LogTrace(metname)<<endl<<endl<<endl;
  LogTrace(metname)<<"Global Muon Reconstruction started"<<endl;  

  // Update the services
  theService->update(eventSetup);

  // Take the STA muon container(s)
  Handle<reco::TrackCollection> staMuons;
  event.getByLabel(theSTACollectionLabel,staMuons);

  Handle<vector<Trajectory> > staMuonsTraj;

  LogTrace(metname) << "Taking " << staMuons->size() << " Stand Alone Muons "<<theSTACollectionLabel<<endl;

  vector<MuonTrajectoryBuilder::TrackCand> staTrackCands;

  edm::Handle<TrajTrackAssociationCollection> staAssoMap;

  edm::Handle<reco::TrackToTrackMap> updatedStaAssoMap;

  if( event.getByLabel(theSTACollectionLabel.label(), staMuonsTraj) && event.getByLabel(theSTACollectionLabel.label(),staAssoMap) && event.getByLabel(theSTACollectionLabel.label(),updatedStaAssoMap) ) {    
    
    for(TrajTrackAssociationCollection::const_iterator it = staAssoMap->begin(); it != staAssoMap->end(); ++it){    
      const Ref<vector<Trajectory> > traj = it->key;
      const reco::TrackRef tkRegular  = it->val;
      reco::TrackRef tkUpdated;
      reco::TrackToTrackMap::const_iterator iEnd;
      reco::TrackToTrackMap::const_iterator iii;
      if ( theSTACollectionLabel.instance() == "UpdatedAtVtx") {
    iEnd = updatedStaAssoMap->end();
    iii = updatedStaAssoMap->find(it->val);
    if (iii != iEnd ) tkUpdated = (*updatedStaAssoMap)[it->val] ;
      }
      
      int etaFlip1 = ((tkUpdated.isNonnull() && tkRegular.isNonnull()) && ( (tkUpdated->eta() * tkRegular->eta() ) < 0)) ? -1 : 1; 
      
      const reco::TrackRef tk = ( tkUpdated.isNonnull() && etaFlip1==1 ) ? tkUpdated : tkRegular ;

      MuonTrajectoryBuilder::TrackCand tkCand = MuonTrajectoryBuilder::TrackCand((Trajectory*)(0),tk);
      if( traj->isValid() ) tkCand.first = &*traj ;
      staTrackCands.push_back(tkCand);
    }
  } else {
    for ( unsigned int position = 0; position != staMuons->size(); ++position ) {
      reco::TrackRef staTrackRef(staMuons,position);
      MuonTrajectoryBuilder::TrackCand staCand = MuonTrajectoryBuilder::TrackCand((Trajectory*)(0),staTrackRef);
      staTrackCands.push_back(staCand); 
    }
  }
    
  theTrackFinder->reconstruct(staTrackCands, event);      
  
  
  LogTrace(metname)<<"Event loaded"
                   <<"================================"
                   <<endl<<endl;
    
}

void GlobalMuonProducer::setAlias ( std::string  alias )

inlineprivate

Definition at line 50 of file GlobalMuonProducer.h.

References ExpressReco_HICollisions_FallBack::alias, and theAlias.

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

Member Data Documentation

std::string GlobalMuonProducer::theAlias

private

Definition at line 48 of file GlobalMuonProducer.h.

Referenced by setAlias().

MuonServiceProxy* GlobalMuonProducer::theService

private

the event setup proxy, it takes care the services update

Definition at line 46 of file GlobalMuonProducer.h.

edm::InputTag GlobalMuonProducer::theSTACollectionLabel

private

STA Label.

Definition at line 41 of file GlobalMuonProducer.h.

MuonTrackFinder* GlobalMuonProducer::theTrackFinder

private

Definition at line 43 of file GlobalMuonProducer.h.