#include <GsfTrackRefitter.h>

Inheritance diagram for GsfTrackRefitter:

Public Member Functions
	GsfTrackRefitter (const edm::ParameterSet &iConfig)
	Constructor. More...

virtual void	produce (edm::Event &, const edm::EventSetup &) override
	Implementation of produce method. More...

Public Member Functions inherited from GsfTrackProducerBase
	GsfTrackProducerBase (bool trajectoryInEvent, bool split)
	Constructor. More...

virtual void	putInEvt (edm::Event &, const Propagator prop, const MeasurementTracker measTk, std::auto_ptr< TrackingRecHitCollection > &, std::auto_ptr< reco::GsfTrackCollection > &, std::auto_ptr< reco::TrackExtraCollection > &, std::auto_ptr< reco::GsfTrackExtraCollection > &, std::auto_ptr< std::vector< Trajectory > > &, AlgoProductCollection &, const reco::BeamSpot &)
	Put produced collections in the event. More...

Public Member Functions inherited from TrackProducerBase< reco::GsfTrack >
const edm::ParameterSet &	getConf () const

virtual void	getFromES (const edm::EventSetup &, edm::ESHandle< TrackerGeometry > &, edm::ESHandle< MagneticField > &, edm::ESHandle< TrajectoryFitter > &, edm::ESHandle< Propagator > &, edm::ESHandle< MeasurementTracker > &, edm::ESHandle< TransientTrackingRecHitBuilder > &)
	Get needed services from the Event Setup. More...

virtual void	getFromEvt (edm::Event &, edm::Handle< TrackCandidateCollection > &, reco::BeamSpot &)
	Get TrackCandidateCollection from the Event (needed by TrackProducer) More...

virtual void	getFromEvt (edm::Event &, edm::Handle< TrackCollection > &, reco::BeamSpot &)
	Get TrackCollection from the Event (needed by TrackRefitter) More...

void	setAlias (std::string alias)
	set the aliases of produced collections More...

void	setClusterRemovalInfo (const edm::InputTag &clusterRemovalInfo)
	Sets the information on cluster removal, and turns it on. More...

void	setConf (const edm::ParameterSet &conf)
	Set parameter set. More...

void	setSecondHitPattern (Trajectory traj, reco::GsfTrack &track, const Propagator prop, const MeasurementTrackerEvent *measTk)

void	setSrc (const edm::EDGetToken &src, const edm::EDGetTokenT< reco::BeamSpot > &bsSrc, const edm::EDGetTokenT< MeasurementTrackerEvent > &mteSrc)
	set label of source collection More...

	TrackProducerBase (bool trajectoryInEvent=false)
	Constructor. More...

virtual	~TrackProducerBase ()
	Destructor. More...

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

ModuleDescription const &	moduleDescription () const

virtual	~EDProducer ()

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

void	registerProducts (ProducerBase , ProductRegistry , ModuleDescription const &)

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

virtual	~ProducerBase ()

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

ProductHolderIndexAndSkipBit	indexFrom (EDGetToken, BranchType, TypeID const &) const

void	itemsMayGet (BranchType, std::vector< ProductHolderIndexAndSkipBit > &) const

void	itemsToGet (BranchType, std::vector< ProductHolderIndexAndSkipBit > &) const

std::vector < ProductHolderIndexAndSkipBit > const &	itemsToGetFromEvent () const

void	labelsForToken (EDGetToken iToken, Labels &oLabels) const

bool	registeredToConsume (ProductHolderIndex, bool, BranchType) const

bool	registeredToConsumeMany (TypeID const &, BranchType) const

void	updateLookup (BranchType iBranchType, ProductHolderIndexHelper const &)

virtual	~EDConsumerBase ()

Private Types
enum	Constraint { none, vertex }

Private Attributes
Constraint	constraint_

edm::EDGetTokenT < GsfTrackVtxConstraintAssociationCollection >	gsfTrackVtxConstraintTag_

TrackProducerAlgorithm < reco::GsfTrack >	theAlgo

Additional Inherited Members
Public Types inherited from TrackProducerBase< reco::GsfTrack >
typedef std::pair< Trajectory , std::pair< reco::GsfTrack , PropagationDirection > >	AlgoProduct

typedef std::vector< AlgoProduct >	AlgoProductCollection

typedef std::vector < reco::GsfTrack >	TrackCollection

Public Types inherited from edm::EDProducer
typedef EDProducer	ModuleType

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 GsfTrackProducerBase
void	fillMode (reco::GsfTrack &track, const TrajectoryStateOnSurface innertsos, const Propagator &gsfProp, const TransverseImpactPointExtrapolator &tipExtrapolator, TrajectoryStateClosestToBeamLineBuilder &tscblBuilder, const reco::BeamSpot &bs) const

void	fillStates (TrajectoryStateOnSurface tsos, std::vector< reco::GsfComponent5D > &states) const

Protected Member Functions inherited from edm::ProducerBase
void	callWhenNewProductsRegistered (std::function< void(BranchDescription const &)> const &func)

Protected Member Functions inherited from edm::EDConsumerBase
template<typename ProductType , BranchType B = InEvent>
EDGetTokenT< ProductType >	consumes (edm::InputTag const &tag)

EDGetToken	consumes (const TypeToGet &id, edm::InputTag const &tag)

template<BranchType B>
EDGetToken	consumes (TypeToGet const &id, edm::InputTag const &tag)

ConsumesCollector	consumesCollector ()
	Use a ConsumesCollector to gather consumes information from helper functions. More...

template<typename ProductType , BranchType B = InEvent>
void	consumesMany ()

void	consumesMany (const TypeToGet &id)

template<BranchType B>
void	consumesMany (const TypeToGet &id)

template<typename ProductType , BranchType B = InEvent>
EDGetTokenT< ProductType >	mayConsume (edm::InputTag const &tag)

EDGetToken	mayConsume (const TypeToGet &id, edm::InputTag const &tag)

template<BranchType B>
EDGetToken	mayConsume (const TypeToGet &id, edm::InputTag const &tag)

Protected Attributes inherited from TrackProducerBase< reco::GsfTrack >
std::string	alias_

edm::EDGetTokenT< reco::BeamSpot >	bsSrc_

edm::InputTag	clusterRemovalInfo_

edm::EDGetTokenT < MeasurementTrackerEvent >	mteSrc_

bool	rekeyClusterRefs_

edm::OrphanHandle < TrackCollection >	rTracks_

edm::ESHandle< NavigationSchool >	theSchool

bool	trajectoryInEvent_

Detailed Description

Refit GSF Tracks. Based on the TrackRefitter.

Definition at line 13 of file GsfTrackRefitter.h.

Member Enumeration Documentation

enum GsfTrackRefitter::Constraint

private

Enumerator
none
vertex

Definition at line 24 of file GsfTrackRefitter.h.

                   { none, 
 //          momentum, 
             vertex };

Constructor & Destructor Documentation

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

explicit

Constructor.

Definition at line 15 of file GsfTrackRefitter.cc.

References TrackProducerBase< reco::GsfTrack >::alias_, constraint_, edm::hlt::Exception, edm::ParameterSet::getParameter(), gsfTrackVtxConstraintTag_, none, TrackProducerBase< reco::GsfTrack >::setAlias(), TrackProducerBase< reco::GsfTrack >::setConf(), TrackProducerBase< reco::GsfTrack >::setSrc(), AlCaHLTBitMon_QueryRunRegistry::string, and vertex.

                                                                 :
   GsfTrackProducerBase(iConfig.getParameter<bool>("TrajectoryInEvent"),
                iConfig.getParameter<bool>("useHitsSplitting")),
   theAlgo(iConfig)
 {
   setConf(iConfig);
   setSrc( consumes<reco::GsfTrackCollection>(iConfig.getParameter<edm::InputTag>( "src" )), 
           consumes<reco::BeamSpot>(iConfig.getParameter<edm::InputTag>( "beamSpot" )),
           consumes<MeasurementTrackerEvent>(iConfig.getParameter<edm::InputTag>( "MeasurementTrackerEvent") ));
   setAlias( iConfig.getParameter<std::string>( "@module_label" ) );
   std::string  constraint_str = iConfig.getParameter<std::string>( "constraint" );
 
   if (constraint_str == "") constraint_ = none;
 //   else if (constraint_str == "momentum") constraint_ = momentum;
   else if (constraint_str == "vertex") {
     constraint_ = vertex;
     gsfTrackVtxConstraintTag_ = consumes<GsfTrackVtxConstraintAssociationCollection>(iConfig.getParameter<edm::InputTag>("gsfTrackVtxConstraintTag"));
   } else {
     edm::LogError("GsfTrackRefitter")<<"constraint: "<<constraint_str<<" not understood. Set it to 'momentum', 'vertex' or leave it empty";    
     throw cms::Exception("GsfTrackRefitter") << "unknown type of contraint! Set it to 'momentum', 'vertex' or leave it empty";    
   }
 
   //register your products
   produces<reco::GsfTrackCollection>().setBranchAlias( alias_ + "GsfTracks" );
   produces<reco::TrackExtraCollection>().setBranchAlias( alias_ + "TrackExtras" );
   produces<reco::GsfTrackExtraCollection>().setBranchAlias( alias_ + "GsfTrackExtras" );
   produces<TrackingRecHitCollection>().setBranchAlias( alias_ + "RecHits" );
   produces<std::vector<Trajectory> >() ;
   produces<TrajGsfTrackAssociationCollection>();
 
 }

Member Function Documentation

void GsfTrackRefitter::produce	(	edm::Event &	theEvent,
		const edm::EventSetup &	setup
	)

overridevirtual

Implementation of produce method.

Implements edm::EDProducer.

Definition at line 47 of file GsfTrackRefitter.cc.

References TrackProducerBase< reco::GsfTrack >::bsSrc_, constraint_, alignCSCRings::e, edm::HandleBase::failedToGet(), edm::Event::getByToken(), TrackProducerBase< reco::GsfTrack >::getFromES(), TrackProducerBase< reco::GsfTrack >::getFromEvt(), gsfTrackVtxConstraintTag_, edm::EventBase::id(), LogDebug, none, edm::ESHandle< class >::product(), GsfTrackProducerBase::putInEvt(), TrackProducerAlgorithm< T >::runWithTrack(), TrackProducerAlgorithm< T >::runWithVertex(), theAlgo, and vertex.

 {
   edm::LogInfo("GsfTrackRefitter") << "Analyzing event number: " << theEvent.id() << "\n";
   //
   // create empty output collections
   //
   std::auto_ptr<TrackingRecHitCollection>   outputRHColl (new TrackingRecHitCollection);
   std::auto_ptr<reco::GsfTrackCollection>      outputTColl(new reco::GsfTrackCollection);
   std::auto_ptr<reco::TrackExtraCollection> outputTEColl(new reco::TrackExtraCollection);
   std::auto_ptr<reco::GsfTrackExtraCollection> outputGsfTEColl(new reco::GsfTrackExtraCollection);
   std::auto_ptr<std::vector<Trajectory> >   outputTrajectoryColl(new std::vector<Trajectory>);
 
   //
   //declare and get stuff to be retrieved from ES
   //
   edm::ESHandle<TrackerGeometry> theG;
   edm::ESHandle<MagneticField> theMF;
   edm::ESHandle<TrajectoryFitter> theFitter;
   edm::ESHandle<Propagator> thePropagator;
   edm::ESHandle<MeasurementTracker>  theMeasTk;
   //  getFromES(setup,theG,theMF,theFitter,thePropagator);
   edm::ESHandle<TransientTrackingRecHitBuilder> theBuilder;
   getFromES(setup,theG,theMF,theFitter,thePropagator,theMeasTk,theBuilder);
 
   //
   //declare and get TrackCollection to be retrieved from the event
   //
   AlgoProductCollection algoResults;
   reco::BeamSpot bs;
   switch(constraint_){
   case none :
     {
       edm::Handle<reco::GsfTrackCollection> theTCollection;
       getFromEvt(theEvent,theTCollection,bs);
       if (theTCollection.failedToGet()){
     edm::LogError("GsfTrackRefitter")<<"could not get the reco::GsfTrackCollection."; return;}
       LogDebug("GsfTrackRefitter") << "run the algorithm" << "\n";
       try {
     theAlgo.runWithTrack(theG.product(), theMF.product(), *theTCollection, 
                  theFitter.product(), thePropagator.product(),  
                  theBuilder.product(), bs, algoResults);
       }catch (cms::Exception &e){ edm::LogError("TrackProducer") << "cms::Exception caught during theAlgo.runWithTrack." << "\n" << e << "\n"; throw; }
       break;
     }
   case vertex :
     {
       edm::Handle<GsfTrackVtxConstraintAssociationCollection> theTCollectionWithConstraint;
       theEvent.getByToken(gsfTrackVtxConstraintTag_, theTCollectionWithConstraint);
       edm::Handle<reco::BeamSpot> recoBeamSpotHandle;
       theEvent.getByToken(bsSrc_,recoBeamSpotHandle);
       bs = *recoBeamSpotHandle;      
       if (theTCollectionWithConstraint.failedToGet()){
     edm::LogError("TrackRefitter")<<"could not get TrackVtxConstraintAssociationCollection product."; break;}
       LogDebug("TrackRefitter") << "run the algorithm" << "\n";
       try {
       theAlgo.runWithVertex(theG.product(), theMF.product(), *theTCollectionWithConstraint, 
                 theFitter.product(), thePropagator.product(), theBuilder.product(), bs, algoResults);      
       }catch (cms::Exception &e){ edm::LogError("TrackProducer") << "cms::Exception caught during theAlgo.runWithTrack." << "\n" << e << "\n"; throw; }
     }
     //default... there cannot be any other possibility due to the check in the ctor
   }
   
   //put everything in th event
   putInEvt(theEvent, thePropagator.product(), theMeasTk.product(),
        outputRHColl, outputTColl, outputTEColl, outputGsfTEColl, outputTrajectoryColl, algoResults, bs);
   LogDebug("GsfTrackRefitter") << "end" << "\n";
 }