#include <TrackProducerWithSCAssociation.h>

Inheritance diagram for TrackProducerWithSCAssociation:

Public Member Functions
std::vector< reco::TransientTrack >	getTransient (edm::Event &, const edm::EventSetup &)

virtual void	produce (edm::Event &, const edm::EventSetup &) override
	Method where the procduction take place. To be implemented in concrete classes. More...

	TrackProducerWithSCAssociation (const edm::ParameterSet &iConfig)

Public Member Functions inherited from TrackProducerBase< reco::Track >
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::Track &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::stream::EDProducer<>
	EDProducer ()=default

Public Member Functions inherited from edm::stream::EDProducerBase
	EDProducerBase ()

ModuleDescription const &	moduleDescription () const

virtual	~EDProducerBase ()

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

void	modulesDependentUpon (const std::string &iProcessName, std::vector< const char * > &oModuleLabels) const

bool	registeredToConsume (ProductHolderIndex, bool, BranchType) const

bool	registeredToConsumeMany (TypeID const &, BranchType) const

void	updateLookup (BranchType iBranchType, ProductHolderIndexHelper const &)

virtual	~EDConsumerBase ()

Private Member Functions
void	putInEvt (edm::Event &evt, const Propagator thePropagator, const MeasurementTracker theMeasTk, std::auto_ptr< TrackingRecHitCollection > &selHits, std::auto_ptr< reco::TrackCollection > &selTracks, std::auto_ptr< reco::TrackExtraCollection > &selTrackExtras, std::auto_ptr< std::vector< Trajectory > > &selTrajectories, AlgoProductCollection &algoResults, TransientTrackingRecHitBuilder const *hitBuilder)

Private Attributes
edm::EDGetTokenT < reco::TrackCandidateCaloClusterPtrAssociation >	assoc_token

std::string	conversionTrackCandidateProducer_

edm::EDGetTokenT < MeasurementTrackerEvent >	measurementTrkToken_

std::string	myname_

bool	myTrajectoryInEvent_

edm::OrphanHandle < reco::TrackCollection >	rTracks_

TrackProducerAlgorithm < reco::Track >	theAlgo

std::string	trackCSuperClusterAssociationCollection_

std::string	trackSuperClusterAssociationCollection_

bool	validTrackCandidateSCAssociationInput_

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

typedef std::vector< AlgoProduct >	AlgoProductCollection

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

Public Types inherited from edm::stream::EDProducer<>
typedef CacheContexts< T...>	CacheTypes

typedef CacheTypes::GlobalCache	GlobalCache

typedef AbilityChecker< T...>	HasAbility

typedef CacheTypes::LuminosityBlockCache	LuminosityBlockCache

typedef LuminosityBlockContextT < LuminosityBlockCache, RunCache, GlobalCache >	LuminosityBlockContext

typedef CacheTypes::LuminosityBlockSummaryCache	LuminosityBlockSummaryCache

typedef CacheTypes::RunCache	RunCache

typedef RunContextT< RunCache, GlobalCache >	RunContext

typedef CacheTypes::RunSummaryCache	RunSummaryCache

Public Types inherited from edm::stream::EDProducerBase
typedef EDProducerAdaptorBase	ModuleType

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

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

static void	fillDescriptions (ConfigurationDescriptions &descriptions)

static void	prevalidate (ConfigurationDescriptions &descriptions)

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::Track >
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

Author: Nancy Marinelli, U. of Notre Dame, US Modified version of TrackProducer by Giuseppe Cerati to have super cluster - conversion track association

Definition at line 19 of file TrackProducerWithSCAssociation.h.

Constructor & Destructor Documentation

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

explicit

Definition at line 20 of file TrackProducerWithSCAssociation.cc.

References TrackProducerBase< reco::Track >::alias_, assoc_token, conversionTrackCandidateProducer_, edm::ParameterSet::exists(), edm::ParameterSet::getParameter(), measurementTrkToken_, myname_, myTrajectoryInEvent_, TrackProducerBase< reco::Track >::setAlias(), TrackProducerBase< reco::Track >::setClusterRemovalInfo(), TrackProducerBase< reco::Track >::setConf(), TrackProducerBase< reco::Track >::setSrc(), AlCaHLTBitMon_QueryRunRegistry::string, GlobalPosition_Frontier_DevDB_cff::tag, trackCSuperClusterAssociationCollection_, and trackSuperClusterAssociationCollection_.

                                                                                             :
   TrackProducerBase<reco::Track>(iConfig.getParameter<bool>("TrajectoryInEvent")),
   theAlgo(iConfig)
 {
   setConf(iConfig);
   setSrc( consumes<TrackCandidateCollection>(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" ) );
 
   if ( iConfig.exists("clusterRemovalInfo") ) {
     edm::InputTag tag = iConfig.getParameter<edm::InputTag>("clusterRemovalInfo");
     if (!(tag == edm::InputTag())) { setClusterRemovalInfo( tag ); }
   }
 
   
   myname_ = iConfig.getParameter<std::string>("ComponentName");
   conversionTrackCandidateProducer_ = iConfig.getParameter<std::string>("producer");
   trackCSuperClusterAssociationCollection_ = iConfig.getParameter<std::string>("trackCandidateSCAssociationCollection");
   trackSuperClusterAssociationCollection_ = iConfig.getParameter<std::string>("recoTrackSCAssociationCollection");
   myTrajectoryInEvent_ = iConfig.getParameter<bool>("TrajectoryInEvent");
 
   assoc_token = 
     consumes<reco::TrackCandidateCaloClusterPtrAssociation>(
             edm::InputTag(conversionTrackCandidateProducer_,
                   trackCSuperClusterAssociationCollection_));
   measurementTrkToken_=
     consumes<MeasurementTrackerEvent>(edm::InputTag("MeasurementTrackerEvent")); //hardcoded because the original was and no time to fix (sigh)
   
  
   //register your products
   produces<reco::TrackCollection>().setBranchAlias( alias_ + "Tracks" );
   produces<reco::TrackExtraCollection>().setBranchAlias( alias_ + "TrackExtras" );
   produces<TrackingRecHitCollection>().setBranchAlias( alias_ + "RecHits" );
   produces<std::vector<Trajectory> >() ;
   produces<TrajTrackAssociationCollection>();
   //  produces< reco::TrackSuperClusterAssociationCollection > (trackSuperClusterAssociationCollection_ );
   produces< reco::TrackCaloClusterPtrAssociation > (trackSuperClusterAssociationCollection_ );
 
 }

Member Function Documentation

std::vector< reco::TransientTrack > TrackProducerWithSCAssociation::getTransient	(	edm::Event &	theEvent,
		const edm::EventSetup &	setup
	)

Definition at line 209 of file TrackProducerWithSCAssociation.cc.

References alignCSCRings::e, TrackProducerBase< reco::Track >::getFromES(), TrackProducerBase< reco::Track >::getFromEvt(), edm::EventBase::id(), parseEventContent::prod, edm::ESHandle< class >::product(), TrackProducerAlgorithm< T >::runWithCandidate(), and theAlgo.

 {
   edm::LogInfo("TrackProducerWithSCAssociation") << "Analyzing event number: " << theEvent.id() << "\n";
   //
   // create empty output collections
   //
   std::vector<reco::TransientTrack> ttks;
 
   //
   //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<TransientTrackingRecHitBuilder> theBuilder;
   edm::ESHandle<MeasurementTracker> theMeasTk;
   getFromES(setup,theG,theMF,theFitter,thePropagator,theMeasTk,theBuilder);
 
   //
   //declare and get TrackColection to be retrieved from the event
   //
   AlgoProductCollection algoResults;
   reco::BeamSpot bs;
  
   try{  
     edm::Handle<TrackCandidateCollection> theTCCollection;
     getFromEvt(theEvent,theTCCollection,bs);
     
     //
     //run the algorithm  
     //
     //LogDebug("TrackProducerWithSCAssociation") << "TrackProducerWithSCAssociation run the algorithm" << "\n";
    theAlgo.runWithCandidate(theG.product(), theMF.product(), *theTCCollection, 
                    theFitter.product(), thePropagator.product(), theBuilder.product(), bs, algoResults);
 
   } catch (cms::Exception &e){ edm::LogInfo("TrackProducerWithSCAssociation") << "cms::Exception caught!!!" << "\n" << e << "\n";}
 
 
   for (AlgoProductCollection::iterator prod=algoResults.begin();prod!=algoResults.end(); prod++){
     ttks.push_back( reco::TransientTrack(*(((*prod).second).first),thePropagator.product()->magneticField() ));
   }
 
   //LogDebug("TrackProducerWithSCAssociation") << "TrackProducerWithSCAssociation end" << "\n";
 
   return ttks;
 }

void TrackProducerWithSCAssociation::produce	(	edm::Event &	,
		const edm::EventSetup &
	)

overridevirtual

Method where the procduction take place. To be implemented in concrete classes.

Implements TrackProducerBase< reco::Track >.

Definition at line 62 of file TrackProducerWithSCAssociation.cc.

References assoc_token, TrackProducerAlgorithm< T >::buildTrack(), cont, PTrajectoryStateOnDet::detId(), alignCSCRings::e, edm::HandleBase::failedToGet(), benchmark_cfg::fc, edm::helper::Filler< Map >::fill(), edm::Event::getByToken(), TrackProducerBase< reco::Track >::getFromES(), TrackProducerBase< reco::Track >::getFromEvt(), i, edm::helper::Filler< Map >::insert(), edm::HandleBase::isValid(), convertSQLiteXML::ok, edm::Handle< T >::product(), edm::ESHandle< class >::product(), edm::Event::put(), putInEvt(), TrackCandidate::recHits(), rTracks_, TrackCandidate::seed(), fileCollector::seed, TrackCandidate::seedRef(), edm::ValueMap< T >::size(), theAlgo, trackCSuperClusterAssociationCollection_, trackSuperClusterAssociationCollection_, TrackCandidate::trajectoryStateOnDet(), trajectoryStateTransform::transientState(), and validTrackCandidateSCAssociationInput_.

 {
   //edm::LogInfo("TrackProducerWithSCAssociation") << "Analyzing event number: " << theEvent.id() << "\n";
 
   //LogDebug("TrackProducerWithSCAssociation") << "Analyzing event number: " << theEvent.id() << "\n";
   //  std::cout << " TrackProducerWithSCAssociation Analyzing event number: " << theEvent.id() << "\n";
 
 
   //
   // create empty output collections
   //
   std::auto_ptr<TrackingRecHitCollection>    outputRHColl (new TrackingRecHitCollection);
   std::auto_ptr<reco::TrackCollection>       outputTColl(new reco::TrackCollection);
   std::auto_ptr<reco::TrackExtraCollection>  outputTEColl(new reco::TrackExtraCollection);
   std::auto_ptr<std::vector<Trajectory> >    outputTrajectoryColl(new std::vector<Trajectory>);
   //   Reco Track - Super Cluster Association
   std::auto_ptr<reco::TrackCaloClusterPtrAssociation> scTrkAssoc_p(new reco::TrackCaloClusterPtrAssociation);
 
   //
   //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<TransientTrackingRecHitBuilder> theBuilder;
   edm::ESHandle<MeasurementTracker> theMeasTk;
   getFromES(setup,theG,theMF,theFitter,thePropagator,theMeasTk,theBuilder);
 
  
 
   //
   //declare and get TrackColection to be retrieved from the event
   edm::Handle<TrackCandidateCollection> theTCCollection;
   validTrackCandidateSCAssociationInput_=true;
   edm::Handle<reco::TrackCandidateCaloClusterPtrAssociation> trkCandidateSCAssocHandle;
   theEvent.getByToken(assoc_token, trkCandidateSCAssocHandle);
   if ( !trkCandidateSCAssocHandle.isValid() ) {
     //    std::cout << "Error! Can't get the product  "<<trackCSuperClusterAssociationCollection_.c_str() << " but keep running. Empty collection will be produced " << "\n";
     edm::LogError("TrackProducerWithSCAssociation") << "Error! Can't get the product  "<<trackCSuperClusterAssociationCollection_.c_str() << " but keep running. Empty collection will be produced " << "\n";
     validTrackCandidateSCAssociationInput_=false;
   }
   reco::TrackCandidateCaloClusterPtrAssociation scTrkCandAssCollection = *(trkCandidateSCAssocHandle.product());
   if ( scTrkCandAssCollection.size() ==0 )  validTrackCandidateSCAssociationInput_=false;
 
 
   std::vector<int> tccLocations;
   AlgoProductCollection algoResults;
   reco::BeamSpot bs;
   
    
  getFromEvt(theEvent,theTCCollection,bs);  
   
   if (theTCCollection.failedToGet()){
     edm::LogError("TrackProducerWithSCAssociation")  <<"TrackProducerWithSCAssociation could not get the TrackCandidateCollection.";} 
   else{
     //
     //run the algorithm  
     //
     //  LogDebug("TrackProducerWithSCAssociation") << "TrackProducerWithSCAssociation run the algorithm" << "\n";
     //    theAlgo.runWithCandidate(theG.product(), theMF.product(), *theTCCollection, 
     //               theFitter.product(), thePropagator.product(), theBuilder.product(), algoResults);
     // we have to copy this method from the algo in order to get the association track-seed
     // this is ugly temporary code that should be replaced!!!!!
     // start of copied code ======================================================
   
     //    std::cout << "TrackProducerWithSCAssociation  Number of TrackCandidates: " << theTCCollection->size() << "\n";
     try{  
       int cont = 0;
       int tcc=0;
    
       for (TrackCandidateCollection::const_iterator i=theTCCollection->begin(); i!=theTCCollection->end();i++)
     {
       
       const TrackCandidate * theTC = &(*i);
       PTrajectoryStateOnDet state = theTC->trajectoryStateOnDet();
       const TrackCandidate::range& recHitVec=theTC->recHits();
       const TrajectorySeed& seed = theTC->seed();
       
       //convert PTrajectoryStateOnDet to TrajectoryStateOnSurface
       
       
       DetId  detId(state.detId());
       TrajectoryStateOnSurface theTSOS = trajectoryStateTransform::transientState( state,
                                      &(theG.product()->idToDet(detId)->surface()), 
                                      theMF.product());
       
       //LogDebug("TrackProducerWithSCAssociation")  << "TrackProducerWithSCAssociation  Initial TSOS\n" << theTSOS << "\n";
       
       //convert the TrackingRecHit vector to a TransientTrackingRecHit vector
       //meanwhile computes the number of degrees of freedom
       TransientTrackingRecHit::RecHitContainer hits;
       
       float ndof=0;
       
       for (edm::OwnVector<TrackingRecHit>::const_iterator i=recHitVec.first;
            i!=recHitVec.second; i++){
         hits.push_back(theBuilder.product()->build(&(*i) ));
       }
 
       
       //build Track
       // LogDebug("TrackProducerWithSCAssociation") << "TrackProducerWithSCAssociation going to buildTrack"<< "\n";
           FitterCloner fc(theFitter.product(),theBuilder.product());
       bool ok = theAlgo.buildTrack(fc.fitter.get(),thePropagator.product(),algoResults, hits, theTSOS, seed, ndof, bs, theTC->seedRef());
       // LogDebug("TrackProducerWithSCAssociation")  << "TrackProducerWithSCAssociation buildTrack result: " << ok << "\n";
       if(ok) {
         cont++;
         tccLocations.push_back(tcc);
       }
       tcc++;
     }
       edm::LogInfo("TrackProducerWithSCAssociation") << "Number of Tracks found: " << cont << "\n";
       //LogDebug("TrackProducerWithSCAssociation") << "TrackProducerWithSCAssociation Number of Tracks found: " << cont << "\n";
       // end of copied code ======================================================
       
     } catch (cms::Exception &e){ edm::LogInfo("TrackProducerWithSCAssociation") << "cms::Exception caught!!!" << "\n" << e << "\n";}
     //
     //put everything in the event
     // we copy putInEvt to get OrphanHandle filled...
     putInEvt(theEvent,thePropagator.product(),theMeasTk.product(), 
          outputRHColl, outputTColl, outputTEColl, outputTrajectoryColl, algoResults, theBuilder.product());
     
     // now construct associationmap and put it in the  event
     if (  validTrackCandidateSCAssociationInput_ ) {    
       int itrack=0;
       std::vector<edm::Ptr<reco::CaloCluster> > caloPtrVec;
       for(AlgoProductCollection::iterator i=algoResults.begin(); i!=algoResults.end();i++){
     edm::Ref<TrackCandidateCollection> trackCRef(theTCCollection,tccLocations[itrack]);
     const edm::Ptr<reco::CaloCluster>&  aClus = (*trkCandidateSCAssocHandle)[trackCRef];
     caloPtrVec.push_back( aClus );
     itrack++;
       }
       
       
       edm::ValueMap<reco::CaloClusterPtr>::Filler filler(*scTrkAssoc_p);
       filler.insert(rTracks_, caloPtrVec.begin(), caloPtrVec.end());
       filler.fill();
     }    
     
     theEvent.put(scTrkAssoc_p,trackSuperClusterAssociationCollection_ ); 
     
   }
 
 }  

void TrackProducerWithSCAssociation::putInEvt	(	edm::Event &	evt,
		const Propagator *	thePropagator,
		const MeasurementTracker *	theMeasTk,
		std::auto_ptr< TrackingRecHitCollection > &	selHits,
		std::auto_ptr< reco::TrackCollection > &	selTracks,
		std::auto_ptr< reco::TrackExtraCollection > &	selTrackExtras,
		std::auto_ptr< std::vector< Trajectory > > &	selTrajectories,
		AlgoProductCollection &	algoResults,
		TransientTrackingRecHitBuilder const *	hitBuilder
	)

private

Definition at line 261 of file TrackProducerWithSCAssociation.cc.

References reco::TrackExtraBase::add(), alongMomentum, TrajectoryStateOnSurface::curvilinearError(), Trajectory::direction(), Trajectory::firstMeasurement(), edm::Event::getByToken(), edm::Event::getRefBeforePut(), TrajectoryStateOnSurface::globalParameters(), i, customizeTrackingMonitorSeedNumber::idx, edm::ESHandleBase::isValid(), Trajectory::lastMeasurement(), measurementTrkToken_, GlobalTrajectoryParameters::momentum(), myTrajectoryInEvent_, AlCaHLTBitMon_ParallelJobs::p, GlobalTrajectoryParameters::position(), edm::Event::put(), TrajectoryMeasurement::recHit(), rTracks_, Trajectory::seedRef(), reco::Track::setExtra(), reco::TrackBase::setHitPattern(), TrackProducerBase< reco::Track >::setSecondHitPattern(), edmStreamStallGrapher::t, TrackProducerBase< reco::Track >::theSchool, TrackProducerBase< reco::Track >::trajectoryInEvent_, TrajectoryMeasurement::updatedState(), findQualityFiles::v, PV3DBase< T, PVType, FrameType >::x(), PV3DBase< T, PVType, FrameType >::y(), and PV3DBase< T, PVType, FrameType >::z().

Referenced by produce().

 {
 
 TrackingRecHitRefProd rHits = evt.getRefBeforePut<TrackingRecHitCollection>();
   reco::TrackExtraRefProd rTrackExtras = evt.getRefBeforePut<reco::TrackExtraCollection>();
 
   edm::Ref<reco::TrackExtraCollection>::key_type idx = 0;
   edm::Ref<reco::TrackExtraCollection>::key_type hidx = 0;
   edm::Ref<reco::TrackCollection>::key_type iTkRef = 0;
   edm::Ref< std::vector<Trajectory> >::key_type iTjRef = 0;
   std::map<unsigned int, unsigned int> tjTkMap;
 
   for(AlgoProductCollection::iterator i=algoResults.begin(); i!=algoResults.end();i++){
     Trajectory * theTraj = (*i).first;
     if(myTrajectoryInEvent_) {
       selTrajectories->push_back(*theTraj);
       iTjRef++;
     }
     
     reco::Track * theTrack = (*i).second.first;
     PropagationDirection seedDir = (*i).second.second;
     
     //LogDebug("TrackProducer") << "In KfTrackProducerBase::putInEvt - seedDir=" << seedDir;
     
     reco::Track t = * theTrack;
     selTracks->push_back( t );
     iTkRef++;
     
     // Store indices in local map (starts at 0)
     if(trajectoryInEvent_) tjTkMap[iTjRef-1] = iTkRef-1;
     
     //sets the outermost and innermost TSOSs
     
     TrajectoryStateOnSurface outertsos;
     TrajectoryStateOnSurface innertsos;
     unsigned int innerId, outerId;
 
     // ---  NOTA BENE: the convention is to sort hits and measurements "along the momentum".
     // This is consistent with innermost and outermost labels only for tracks from LHC collision
     if (theTraj->direction() == alongMomentum) {
       outertsos = theTraj->lastMeasurement().updatedState();
       innertsos = theTraj->firstMeasurement().updatedState();
       outerId = theTraj->lastMeasurement().recHit()->geographicalId().rawId();
       innerId = theTraj->firstMeasurement().recHit()->geographicalId().rawId();
     } else {
       outertsos = theTraj->firstMeasurement().updatedState();
       innertsos = theTraj->lastMeasurement().updatedState();
       outerId = theTraj->firstMeasurement().recHit()->geographicalId().rawId();
       innerId = theTraj->lastMeasurement().recHit()->geographicalId().rawId();
     }
     // ---
     //build the TrackExtra
     GlobalPoint v = outertsos.globalParameters().position();
     GlobalVector p = outertsos.globalParameters().momentum();
     math::XYZVector outmom( p.x(), p.y(), p.z() );
     math::XYZPoint  outpos( v.x(), v.y(), v.z() );
     v = innertsos.globalParameters().position();
     p = innertsos.globalParameters().momentum();
     math::XYZVector inmom( p.x(), p.y(), p.z() );
     math::XYZPoint  inpos( v.x(), v.y(), v.z() );
 
     reco::TrackExtraRef teref= reco::TrackExtraRef ( rTrackExtras, idx ++ );
     reco::Track & track = selTracks->back();
     track.setExtra( teref );
 
     //======= I want to set the second hitPattern here =============
     if (theSchool.isValid())
       {
         edm::Handle<MeasurementTrackerEvent> mte;
         evt.getByToken(measurementTrkToken_, mte);
     setSecondHitPattern(theTraj,track,thePropagator,&*mte);
       }
     //==============================================================
 
 
     selTrackExtras->push_back( reco::TrackExtra (outpos, outmom, true, inpos, inmom, true,
                                                  outertsos.curvilinearError(), outerId,
                                                  innertsos.curvilinearError(), innerId,
                                                  seedDir,theTraj->seedRef()));
 
 
     reco::TrackExtra & tx = selTrackExtras->back();
    // ---  NOTA BENE: the convention is to sort hits and measurements "along the momentum".
     // This is consistent with innermost and outermost labels only for tracks from LHC collisions
     Traj2TrackHits t2t(hitBuilder,false);
     auto ih = selHits->size();
     assert(ih==hidx);
     t2t(*theTraj,*selHits,false);
     auto ie = selHits->size();
     size_t il = 0;
     for (;ih<ie; ++ih) {
       auto const & hit = (*selHits)[ih];
       track.setHitPattern( hit, il ++ );
       tx.add( TrackingRecHitRef( rHits, hidx ++ ) );
     }
 
     /*
     size_t k = 0;
     if (theTraj->direction() == alongMomentum) {
       for( TrajectoryFitter::RecHitContainer::const_iterator j = transHits.begin();
            j != transHits.end(); j ++ ) {
         if ((**j).hit()!=0){
           TrackingRecHit * hit = (**j).hit()->clone();
           track.setHitPattern( * hit, k++ );
           selHits->push_back( hit );
           tx.add( TrackingRecHitRef( rHits, hidx ++ ) );
         }
       }
     }else{
       for( TrajectoryFitter::RecHitContainer::const_iterator j = transHits.end()-1;
            j != transHits.begin()-1; --j ) {
         if ((**j).hit()!=0){
           TrackingRecHit * hit = (**j).hit()->clone();
           track.setHitPattern( * hit, k++ );
           selHits->push_back( hit );
         tx.add( TrackingRecHitRef( rHits, hidx ++ ) );
         }
       }
     }
     */
 
     // ----
 
     delete theTrack;
     delete theTraj;
   }
 
   //LogTrace("TrackingRegressionTest") << "========== TrackProducer Info ===================";
   //LogDebug("TrackProducerWithSCAssociation") << "number of finalTracks: " << selTracks->size() << std::endl;
   //for (reco::TrackCollection::const_iterator it = selTracks->begin(); it != selTracks->end(); it++) {
     //LogDebug("TrackProducerWithSCAssociation")  << "track's n valid and invalid hit, chi2, pt : "
     //                                  << it->found() << " , "
     //                                  << it->lost()  <<" , "
     //                                  << it->normalizedChi2() << " , "
     //         << it->pt() << std::endl;
   // }
   //LogTrace("TrackingRegressionTest") << "=================================================";
 
 
   rTracks_ = evt.put( selTracks );
 
 
   evt.put( selTrackExtras );
   evt.put( selHits );
   
   if(myTrajectoryInEvent_) {
     edm::OrphanHandle<std::vector<Trajectory> > rTrajs = evt.put(selTrajectories);
     
     // Now Create traj<->tracks association map
     std::auto_ptr<TrajTrackAssociationCollection> trajTrackMap( new TrajTrackAssociationCollection() );
     for ( std::map<unsigned int, unsigned int>::iterator i = tjTkMap.begin();
           i != tjTkMap.end(); i++ ) {
       edm::Ref<std::vector<Trajectory> > trajRef( rTrajs, (*i).first );
       edm::Ref<reco::TrackCollection>    tkRef( rTracks_, (*i).second );
       trajTrackMap->insert( edm::Ref<std::vector<Trajectory> >( rTrajs, (*i).first ),
                             edm::Ref<reco::TrackCollection>( rTracks_, (*i).second ) );
     }
     evt.put( trajTrackMap );
   }
 
 
 
 
 
 
 }