#include <BzeroReferenceTrajectoryFactory.h>

Inheritance diagram for BzeroReferenceTrajectoryFactory:

Public Member Functions
	BzeroReferenceTrajectoryFactory (const edm::ParameterSet &config)

BzeroReferenceTrajectoryFactory *	clone () const override

const ReferenceTrajectoryCollection	trajectories (const edm::EventSetup &setup, const ConstTrajTrackPairCollection &tracks, const ExternalPredictionCollection &external, const reco::BeamSpot &beamSpot) const override

const ReferenceTrajectoryCollection	trajectories (const edm::EventSetup &setup, const ConstTrajTrackPairCollection &tracks, const reco::BeamSpot &beamSpot) const override
	Produce the reference trajectories. More...

	~BzeroReferenceTrajectoryFactory () override

Public Member Functions inherited from TrajectoryFactoryBase
const edm::ParameterSet &	configuration () const

MaterialEffects	materialEffects (void) const

PropagationDirection	propagationDirection (void) const

unsigned int	tracksPerTrajectory () const

	TrajectoryFactoryBase (const edm::ParameterSet &config)

	TrajectoryFactoryBase (const edm::ParameterSet &config, unsigned int tracksPerTrajectory)

virtual	~TrajectoryFactoryBase (void)

Private Attributes
double	theMass

double	theMomentumEstimate

Additional Inherited Members
Public Types inherited from TrajectoryFactoryBase
typedef AlignmentAlgorithmBase::ConstTrajTrackPair	ConstTrajTrackPair

typedef AlignmentAlgorithmBase::ConstTrajTrackPairCollection	ConstTrajTrackPairCollection

typedef std::vector< TrajectoryStateOnSurface >	ExternalPredictionCollection

typedef ReferenceTrajectoryBase::MaterialEffects	MaterialEffects

typedef std::vector< ReferenceTrajectoryPtr >	ReferenceTrajectoryCollection

typedef ReferenceTrajectoryBase::ReferenceTrajectoryPtr	ReferenceTrajectoryPtr

typedef std::pair< TrajectoryStateOnSurface, TransientTrackingRecHit::ConstRecHitContainer >	TrajectoryInput

Protected Member Functions inherited from TrajectoryFactoryBase
virtual const TrajectoryInput	innermostStateAndRecHits (const ConstTrajTrackPair &track) const

virtual const Trajectory::DataContainer	orderedTrajectoryMeasurements (const Trajectory &trajectory) const

bool	sameSurface (const Surface &s1, const Surface &s2) const

bool	useRecHit (const TransientTrackingRecHit::ConstRecHitPointer &hitPtr) const

Protected Attributes inherited from TrajectoryFactoryBase
const bool	allowZeroMaterial_

const bool	includeAPEs_

const bool	useBeamSpot_

Detailed Description

A factory that produces instances of class BzeroReferenceTrajectory from a given TrajTrackPairCollection.

Definition at line 14 of file BzeroReferenceTrajectoryFactory.h.

Constructor & Destructor Documentation

◆ BzeroReferenceTrajectoryFactory()

BzeroReferenceTrajectoryFactory::BzeroReferenceTrajectoryFactory ( const edm::ParameterSet & config )

A factory that produces instances of class BzeroReferenceTrajectory from a given TrajTrackPairCollection.

Definition at line 23 of file BzeroReferenceTrajectoryFactory.cc.

     : TrajectoryFactoryBase(config),
       theMass(config.getParameter<double>("ParticleMass")),
       theMomentumEstimate(config.getParameter<double>("MomentumEstimate")) {
   edm::LogInfo("Alignment") << "@SUB=BzeroReferenceTrajectoryFactory"
                             << "mass: " << theMass << "\nmomentum: " << theMomentumEstimate;
 }

References theMass, and theMomentumEstimate.

Referenced by clone().

◆ ~BzeroReferenceTrajectoryFactory()

BzeroReferenceTrajectoryFactory::~BzeroReferenceTrajectoryFactory ( void )

override

Definition at line 31 of file BzeroReferenceTrajectoryFactory.cc.

31 {}

Member Function Documentation

◆ clone()

BzeroReferenceTrajectoryFactory* BzeroReferenceTrajectoryFactory::clone ( void ) const

inlineoverridevirtual

Implements TrajectoryFactoryBase.

Definition at line 29 of file BzeroReferenceTrajectoryFactory.h.

29 { return new BzeroReferenceTrajectoryFactory(*this); }

References BzeroReferenceTrajectoryFactory().

◆ trajectories() [1/2]

const BzeroReferenceTrajectoryFactory::ReferenceTrajectoryCollection BzeroReferenceTrajectoryFactory::trajectories	(	const edm::EventSetup &	setup,
		const ConstTrajTrackPairCollection &	tracks,
		const ExternalPredictionCollection &	external,
		const reco::BeamSpot &	beamSpot
	)		const

overridevirtual

Implements TrajectoryFactoryBase.

Definition at line 64 of file BzeroReferenceTrajectoryFactory.cc.

                                         {
   ReferenceTrajectoryCollection trajectories;
  
   if (tracks.size() != external.size()) {
     edm::LogInfo("ReferenceTrajectories")
         << "@SUB=BzeroReferenceTrajectoryFactory::trajectories"
         << "Inconsistent input:\n"
         << "\tnumber of tracks = " << tracks.size() << "\tnumber of external predictions = " << external.size();
     return trajectories;
   }
  
   edm::ESHandle<MagneticField> magneticField;
   setup.get<IdealMagneticFieldRecord>().get(magneticField);
  
   ConstTrajTrackPairCollection::const_iterator itTracks = tracks.begin();
   ExternalPredictionCollection::const_iterator itExternal = external.begin();
  
   while (itTracks != tracks.end()) {
     TrajectoryInput input = innermostStateAndRecHits(*itTracks);
     // Check input: If all hits were rejected, the TSOS is initialized as invalid.
     if (input.first.isValid()) {
       if ((*itExternal).isValid() && sameSurface((*itExternal).surface(), input.first.surface())) {
         ReferenceTrajectoryBase::Config config(materialEffects(), propagationDirection(), theMass, theMomentumEstimate);
         config.useBeamSpot = useBeamSpot_;
         config.includeAPEs = includeAPEs_;
         config.allowZeroMaterial = allowZeroMaterial_;
         // set the flag for reversing the RecHits to false, since they are already in the correct order.
         config.hitsAreReverse = false;
         ReferenceTrajectoryPtr refTraj(
             new BzeroReferenceTrajectory(*itExternal, input.second, magneticField.product(), beamSpot, config));
  
         AlgebraicSymMatrix externalParamErrors(asHepMatrix<5>((*itExternal).localError().matrix()));
         refTraj->setParameterErrors(externalParamErrors.sub(2, 5));
  
         trajectories.push_back(refTraj);
       } else {
         ReferenceTrajectoryBase::Config config(materialEffects(), propagationDirection(), theMass, theMomentumEstimate);
         config.useBeamSpot = useBeamSpot_;
         config.includeAPEs = includeAPEs_;
         config.allowZeroMaterial = allowZeroMaterial_;
         // set the flag for reversing the RecHits to false, since they are already in the correct order.
         config.hitsAreReverse = false;
         trajectories.push_back(ReferenceTrajectoryPtr(
             new BzeroReferenceTrajectory(input.first, input.second, magneticField.product(), beamSpot, config)));
       }
     }
  
     ++itTracks;
     ++itExternal;
   }
  
   return trajectories;
 }

References TrajectoryFactoryBase::allowZeroMaterial_, pwdgSkimBPark_cfi::beamSpot, looper::config, get, TrajectoryFactoryBase::includeAPEs_, TrajectoryFactoryBase::innermostStateAndRecHits(), input, HLT_2018_cff::magneticField, TrajectoryFactoryBase::materialEffects(), TrajectoryFactoryBase::propagationDirection(), TrajectoryFactoryBase::sameSurface(), singleTopDQM_cfi::setup, theMass, theMomentumEstimate, PDWG_EXOHSCP_cff::tracks, trajectories(), and TrajectoryFactoryBase::useBeamSpot_.

◆ trajectories() [2/2]

const BzeroReferenceTrajectoryFactory::ReferenceTrajectoryCollection BzeroReferenceTrajectoryFactory::trajectories	(	const edm::EventSetup &	setup,
		const ConstTrajTrackPairCollection &	tracks,
		const reco::BeamSpot &	beamSpot
	)		const

overridevirtual

Produce the reference trajectories.

Implements TrajectoryFactoryBase.

Definition at line 34 of file BzeroReferenceTrajectoryFactory.cc.

                                                                                                                 {
   ReferenceTrajectoryCollection trajectories;
  
   edm::ESHandle<MagneticField> magneticField;
   setup.get<IdealMagneticFieldRecord>().get(magneticField);
  
   ConstTrajTrackPairCollection::const_iterator itTracks = tracks.begin();
  
   while (itTracks != tracks.end()) {
     TrajectoryInput input = this->innermostStateAndRecHits(*itTracks);
     // Check input: If all hits were rejected, the TSOS is initialized as invalid.
     if (input.first.isValid()) {
       ReferenceTrajectoryBase::Config config(materialEffects(), propagationDirection(), theMass, theMomentumEstimate);
       config.useBeamSpot = useBeamSpot_;
       config.includeAPEs = includeAPEs_;
       config.allowZeroMaterial = allowZeroMaterial_;
       // set the flag for reversing the RecHits to false, since they are already in the correct order.
       config.hitsAreReverse = false;
       trajectories.push_back(ReferenceTrajectoryPtr(
           new BzeroReferenceTrajectory(input.first, input.second, magneticField.product(), beamSpot, config)));
     }
  
     ++itTracks;
   }
  
   return trajectories;
 }