KfTrackProducerBase Class Reference

#include <KfTrackProducerBase.h>

Inheritance diagram for KfTrackProducerBase:

Public Member Functions
	KfTrackProducerBase (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::TrackCollection > &, std::auto_ptr< reco::TrackExtraCollection > &, std::auto_ptr< std::vector< Trajectory > > &, AlgoProductCollection &)
	Put produced collections in the event. More...
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...
virtual void	produce (edm::Event &, const edm::EventSetup &)=0
	Method where the procduction take place. To be implemented in concrete classes. 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 (edm::ParameterSet conf)
	Set parameter set. More...
void	setSecondHitPattern (Trajectory *traj, reco::Track &track, const Propagator *prop, const MeasurementTracker *measTk)
void	setSrc (edm::InputTag src, edm::InputTag bsSrc)
	set label of source collection More...
	TrackProducerBase (bool trajectoryInEvent=false)
	Constructor. More...
virtual	~TrackProducerBase ()
	Destructor. More...

Private Attributes
bool	useSplitting

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
Protected Attributes inherited from TrackProducerBase< reco::Track >
std::string	alias_
edm::InputTag	bsSrc_
edm::InputTag	clusterRemovalInfo_
bool	rekeyClusterRefs_
edm::OrphanHandle < TrackCollection >	rTracks_
edm::ESHandle< NavigationSchool >	theSchool
bool	trajectoryInEvent_

Detailed Description

Produce Tracks from TrackCandidates

Date:

2010/09/29 12:36:04

Revision:

1.4

Author

cerati

Definition at line 18 of file KfTrackProducerBase.h.

Constructor & Destructor Documentation

KfTrackProducerBase::KfTrackProducerBase ( bool  trajectoryInEvent, bool  split  )

inlineexplicit

Constructor.

Definition at line 22 of file KfTrackProducerBase.h.

                                                                   :
    TrackProducerBase<reco::Track>(trajectoryInEvent),useSplitting(split) {}

Member Function Documentation

void KfTrackProducerBase::putInEvt ( edm::Event &  evt, const Propagator *  prop, const MeasurementTracker *  measTk, 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  )

virtual

Put produced collections in the event.

Definition at line 19 of file KfTrackProducerBase.cc.

References reco::TrackExtraBase::add(), alongMomentum, TrackProducerBase< reco::Track >::clusterRemovalInfo_, TrajectoryStateOnSurface::curvilinearError(), Trajectory::direction(), Trajectory::firstMeasurement(), edm::Event::getRefBeforePut(), TrajectoryStateOnSurface::globalParameters(), i, edm::ESHandleBase::isValid(), j, Trajectory::lastMeasurement(), LogDebug, LogTrace, GlobalTrajectoryParameters::momentum(), AlCaHLTBitMon_ParallelJobs::p, GlobalTrajectoryParameters::position(), edm::Event::put(), TrajectoryMeasurement::recHit(), Trajectory::recHits(), ClusterRemovalRefSetter::reKey(), TrackProducerBase< reco::Track >::rekeyClusterRefs_, TrackProducerBase< reco::Track >::rTracks_, Trajectory::seedRef(), reco::Track::setExtra(), reco::TrackBase::setHitPattern(), reco::TrackExtra::setResiduals(), TrackProducerBase< reco::Track >::setSecondHitPattern(), lumiQTWidget::t, TrackProducerBase< reco::Track >::theSchool, TrackProducerBase< reco::Track >::trajectoryInEvent_, trajectoryToResiduals(), TrajectoryMeasurement::updatedState(), useSplitting, v, PV3DBase< T, PVType, FrameType >::x(), PV3DBase< T, PVType, FrameType >::y(), and PV3DBase< T, PVType, FrameType >::z().

Referenced by TrackRefitter::produce(), and TrackProducer::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(trajectoryInEvent_) {
      selTrajectories->push_back(*theTraj);
      iTjRef++;
    }

    // const TrajectoryFitter::RecHitContainer& transHits = theTraj->recHits(useSplitting);  // NO: the return type in Trajectory is by VALUE
    TrajectoryFitter::RecHitContainer transHits = theTraj->recHits(useSplitting);

    reco::Track * theTrack = (*i).second.first;
    
    // Hits are going to be re-sorted along momentum few lines later. 
    // Therefore the direction stored in the TrackExtra 
    // has to be "alongMomentum" as well. Anyway, this direction can be differnt from the one of the orignal
    // seed! The name seedDirection() for the Track's method (and the corresponding data member) is
    // misleading and should be changed into something like "hitsDirection()". TO BE FIXED!
    PropagationDirection seedDir = alongMomentum;

    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())
      {
    NavigationSetter setter( *theSchool );
    setSecondHitPattern(theTraj,track,prop,measTk);
      }
    //==============================================================
    
    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
    size_t ih = 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, ih ++ );
      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, ih ++ );
      selHits->push_back( hit );
    tx.add( TrackingRecHitRef( rHits, hidx ++ ) );
    }
      }
    }
    // ----
    tx.setResiduals(trajectoryToResiduals(*theTraj));

    delete theTrack;
    delete theTraj;
  }

  // Now we can re-set refs to hits, as they have already been cloned
  if (rekeyClusterRefs_) {
      ClusterRemovalRefSetter refSetter(evt, clusterRemovalInfo_);
      for (TrackingRecHitCollection::iterator it = selHits->begin(), ed = selHits->end(); it != ed; ++it) {
          refSetter.reKey(&*it);
      }
  }

  LogTrace("TrackingRegressionTest") << "========== TrackProducer Info ===================";
  LogTrace("TrackingRegressionTest") << "number of finalTracks: " << selTracks->size();
  for (reco::TrackCollection::const_iterator it = selTracks->begin(); it != selTracks->end(); it++) {
    LogTrace("TrackingRegressionTest") << "track's n valid and invalid hit, chi2, pt, eta : " 
                       << it->found() << " , " 
                       << it->lost()  <<" , " 
                       << it->normalizedChi2() << " , "
                       << it->pt() << " , "
                       << it->eta() ;
  }
  LogTrace("TrackingRegressionTest") << "=================================================";
  
  
  rTracks_ = evt.put( selTracks );
  evt.put( selTrackExtras );
  evt.put( selHits );

  if(trajectoryInEvent_) {
    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 );
  }
}

Member Data Documentation

bool KfTrackProducerBase::useSplitting

private

Definition at line 38 of file KfTrackProducerBase.h.

Referenced by putInEvt().