reco::TransientTrackFromFTS Class Reference

#include <TransientTrackFromFTS.h>

Inheritance diagram for reco::TransientTrackFromFTS:

Public Member Functions
TrackCharge	charge () const override
double	dtErrorExt () const override
const MagneticField *	field () const override
TrajectoryStateOnSurface	impactPointState () const override
bool	impactPointStateAvailable () const override
TrajectoryStateClosestToPoint	impactPointTSCP () const override
FreeTrajectoryState	initialFreeState () const override
TrajectoryStateOnSurface	innermostMeasurementState () const override
TransientTrackFromFTS &	operator= (const TransientTrackFromFTS &tt)
TrajectoryStateOnSurface	outermostMeasurementState () const override
void	setBeamSpot (const reco::BeamSpot &beamSpot) override
void	setTrackingGeometry (const edm::ESHandle< GlobalTrackingGeometry > &) override
TrajectoryStateClosestToBeamLine	stateAtBeamLine () const override
TrajectoryStateOnSurface	stateOnSurface (const GlobalPoint &point) const override
double	timeExt () const override
const Track &	track () const override
TrackBaseRef	trackBaseRef () const override
TrajectoryStateClosestToPoint	trajectoryStateClosestToPoint (const GlobalPoint &point) const override
	TransientTrackFromFTS ()
	TransientTrackFromFTS (const FreeTrajectoryState &fts)
	TransientTrackFromFTS (const FreeTrajectoryState &fts, const double time, const double dtime)
	TransientTrackFromFTS (const FreeTrajectoryState &fts, const double time, const double dtime, const edm::ESHandle< GlobalTrackingGeometry > &trackingGeometry)
	TransientTrackFromFTS (const FreeTrajectoryState &fts, const edm::ESHandle< GlobalTrackingGeometry > &trackingGeometry)
	TransientTrackFromFTS (const TransientTrackFromFTS &tt)
Public Member Functions inherited from reco::BasicTransientTrack
virtual CandidatePtr	candidate () const
virtual	~BasicTransientTrack ()

Private Member Functions
void	calculateTSOSAtVertex () const

Private Attributes
bool	blStateAvailable
TSCPBuilderNoMaterial	builder
double	dtErrorExt_
bool	hasTime
FreeTrajectoryState	initialFTS
TrajectoryStateClosestToPoint	initialTSCP
bool	initialTSCPAvailable
TrajectoryStateOnSurface	initialTSOS
bool	initialTSOSAvailable
reco::BeamSpot	theBeamSpot
const MagneticField *	theField
Track	theTrack
edm::ESHandle< GlobalTrackingGeometry >	theTrackingGeometry
double	timeExt_
bool	trackAvailable
TrajectoryStateClosestToBeamLine	trajectoryStateClosestToBeamLine

Additional Inherited Members
Public Types inherited from reco::BasicTransientTrack
using	BTT = BasicTransientTrack
using	Proxy = ProxyBase11< BTT >

Detailed Description

Definition at line 16 of file TransientTrackFromFTS.h.

Constructor & Destructor Documentation

TransientTrackFromFTS() [1/6]

TransientTrackFromFTS::TransientTrackFromFTS

(

)

Definition at line 12 of file TransientTrackFromFTS.cc.

    : hasTime(false),
      timeExt_(0.),
      dtErrorExt_(0.),
      theField(nullptr),
      initialTSOSAvailable(false),
      initialTSCPAvailable(false),
      trackAvailable(false),
      blStateAvailable(false) {}

TransientTrackFromFTS() [2/6]

TransientTrackFromFTS::TransientTrackFromFTS

(

const FreeTrajectoryState &

fts

)

Definition at line 22 of file TransientTrackFromFTS.cc.

    : initialFTS(fts),
      hasTime(false),
      timeExt_(0.),
      dtErrorExt_(0.),
      theField(&(initialFTS.parameters().magneticField())),
      initialTSOSAvailable(false),
      initialTSCPAvailable(false),
      trackAvailable(false),
      blStateAvailable(false) {}

TransientTrackFromFTS() [3/6]

TransientTrackFromFTS::TransientTrackFromFTS	(	const FreeTrajectoryState &	fts,
		const double	time,
		const double	dtime
	)

Definition at line 33 of file TransientTrackFromFTS.cc.

    : initialFTS(fts),
      hasTime(true),
      timeExt_(time),
      dtErrorExt_(dtime),
      theField(&(initialFTS.parameters().magneticField())),
      initialTSOSAvailable(false),
      initialTSCPAvailable(false),
      trackAvailable(false),
      blStateAvailable(false) {}

TransientTrackFromFTS() [4/6]

TransientTrackFromFTS::TransientTrackFromFTS	(	const FreeTrajectoryState &	fts,
		const edm::ESHandle< GlobalTrackingGeometry > &	trackingGeometry
	)

Definition at line 44 of file TransientTrackFromFTS.cc.

    : initialFTS(fts),
      hasTime(false),
      timeExt_(0.),
      dtErrorExt_(0.),
      theField(&(initialFTS.parameters().magneticField())),
      initialTSOSAvailable(false),
      initialTSCPAvailable(false),
      trackAvailable(false),
      blStateAvailable(false),
      theTrackingGeometry(tg) {}

TransientTrackFromFTS() [5/6]

TransientTrackFromFTS::TransientTrackFromFTS	(	const FreeTrajectoryState &	fts,
		const double	time,
		const double	dtime,
		const edm::ESHandle< GlobalTrackingGeometry > &	trackingGeometry
	)

Definition at line 57 of file TransientTrackFromFTS.cc.

    : initialFTS(fts),
      hasTime(true),
      timeExt_(time),
      dtErrorExt_(dtime),
      theField(&(initialFTS.parameters().magneticField())),
      initialTSOSAvailable(false),
      initialTSCPAvailable(false),
      trackAvailable(false),
      blStateAvailable(false),
      theTrackingGeometry(tg) {}

TransientTrackFromFTS() [6/6]

TransientTrackFromFTS::TransientTrackFromFTS

(

const TransientTrackFromFTS &

tt

)

Definition at line 72 of file TransientTrackFromFTS.cc.

    : initialFTS(tt.initialFreeState()),
      hasTime(tt.hasTime),
      timeExt_(tt.timeExt_),
      dtErrorExt_(tt.dtErrorExt_),
      theField(tt.field()),
      initialTSOSAvailable(false),
      initialTSCPAvailable(false),
      trackAvailable(false) {
  if (tt.initialTSOSAvailable) {
    initialTSOS = tt.impactPointState();
    initialTSOSAvailable = true;
  }
  if (tt.initialTSCPAvailable) {
    initialTSCP = tt.impactPointTSCP();
    initialTSCPAvailable = true;
  }
}

References initialTSCP, initialTSCPAvailable, initialTSOS, initialTSOSAvailable, and groupFilesInBlocks::tt.

Member Function Documentation

calculateTSOSAtVertex()

void TransientTrackFromFTS::calculateTSOSAtVertex ( ) const

private

Definition at line 124 of file TransientTrackFromFTS.cc.

                                                        {
  TransverseImpactPointExtrapolator tipe(theField);
  initialTSOS = tipe.extrapolate(initialFTS, initialFTS.position());
  initialTSOSAvailable = true;
}

References TransverseImpactPointExtrapolator::extrapolate(), initialFTS, initialTSOS, initialTSOSAvailable, FreeTrajectoryState::position(), and theField.

Referenced by impactPointState().

charge()

TrackCharge reco::TransientTrackFromFTS::charge ( void  ) const

inlineoverridevirtual

Implements reco::BasicTransientTrack.

Definition at line 59 of file TransientTrackFromFTS.h.

{ return initialFTS.charge(); }

References FreeTrajectoryState::charge(), and initialFTS.

dtErrorExt()

double reco::TransientTrackFromFTS::dtErrorExt ( ) const

inlineoverridevirtual

Implements reco::BasicTransientTrack.

Definition at line 70 of file TransientTrackFromFTS.h.

{ return (hasTime ? dtErrorExt_ : std::numeric_limits<double>::quiet_NaN()); }

References dtErrorExt_, and hasTime.

field()

const MagneticField* reco::TransientTrackFromFTS::field ( ) const

inlineoverridevirtual

Implements reco::BasicTransientTrack.

Definition at line 61 of file TransientTrackFromFTS.h.

{ return theField; }

References theField.

impactPointState()

TrajectoryStateOnSurface TransientTrackFromFTS::impactPointState ( ) const

overridevirtual

Implements reco::BasicTransientTrack.

Definition at line 100 of file TransientTrackFromFTS.cc.

                                                                       {
  if UNLIKELY (!initialTSOSAvailable)
    calculateTSOSAtVertex();
  return initialTSOS;
}

References calculateTSOSAtVertex(), initialTSOS, initialTSOSAvailable, and UNLIKELY.

impactPointStateAvailable()

bool reco::TransientTrackFromFTS::impactPointStateAvailable ( ) const

inlineoverridevirtual

Implements reco::BasicTransientTrack.

Definition at line 57 of file TransientTrackFromFTS.h.

{ return initialTSOSAvailable; }

References initialTSOSAvailable.

impactPointTSCP()

TrajectoryStateClosestToPoint TransientTrackFromFTS::impactPointTSCP ( ) const

overridevirtual

Implements reco::BasicTransientTrack.

Definition at line 106 of file TransientTrackFromFTS.cc.

                                                                           {
  if UNLIKELY (!initialTSCPAvailable) {
    initialTSCP = builder(initialFTS, initialFTS.position());
    initialTSCPAvailable = true;
  }
  return initialTSCP;
}

References builder, initialFTS, initialTSCP, initialTSCPAvailable, FreeTrajectoryState::position(), and UNLIKELY.

initialFreeState()

FreeTrajectoryState reco::TransientTrackFromFTS::initialFreeState ( ) const

inlineoverridevirtual

Implements reco::BasicTransientTrack.

Definition at line 38 of file TransientTrackFromFTS.h.

{ return initialFTS; }

References initialFTS.

innermostMeasurementState()

TrajectoryStateOnSurface TransientTrackFromFTS::innermostMeasurementState ( ) const

overridevirtual

Implements reco::BasicTransientTrack.

Definition at line 119 of file TransientTrackFromFTS.cc.

                                                                                {
  throw cms::Exception("LogicError") << "TransientTrack built from a FreeTrajectoryState (TransientTrackFromFTS) can "
                                        "not have an innermostMeasurementState";
}

References Exception.

operator=()

TransientTrackFromFTS& reco::TransientTrackFromFTS::operator=

(

const TransientTrackFromFTS &

tt

)

outermostMeasurementState()

TrajectoryStateOnSurface TransientTrackFromFTS::outermostMeasurementState ( ) const

overridevirtual

Implements reco::BasicTransientTrack.

Definition at line 114 of file TransientTrackFromFTS.cc.

                                                                                {
  throw cms::Exception("LogicError") << "TransientTrack built from a FreeTrajectoryState (TransientTrackFromFTS) can "
                                        "not have an outermostMeasurementState";
}

References Exception.

setBeamSpot()

void TransientTrackFromFTS::setBeamSpot ( const reco::BeamSpot &  beamSpot )

overridevirtual

Implements reco::BasicTransientTrack.

Definition at line 95 of file TransientTrackFromFTS.cc.

                                                                {
  theBeamSpot = beamSpot;
  blStateAvailable = false;
}

References pwdgSkimBPark_cfi::beamSpot, blStateAvailable, and theBeamSpot.

setTrackingGeometry()

void TransientTrackFromFTS::setTrackingGeometry ( const edm::ESHandle< GlobalTrackingGeometry > &  tg )

overridevirtual

Implements reco::BasicTransientTrack.

Definition at line 91 of file TransientTrackFromFTS.cc.

                                                                                             {
  theTrackingGeometry = tg;
}

References theTrackingGeometry.

stateAtBeamLine()

TrajectoryStateClosestToBeamLine TransientTrackFromFTS::stateAtBeamLine ( ) const

overridevirtual

Implements reco::BasicTransientTrack.

Definition at line 148 of file TransientTrackFromFTS.cc.

                                                                              {
  if UNLIKELY (!blStateAvailable) {
    TSCBLBuilderNoMaterial blsBuilder;
    trajectoryStateClosestToBeamLine = blsBuilder(initialFTS, theBeamSpot);
    blStateAvailable = true;
  }
  return trajectoryStateClosestToBeamLine;
}

References blStateAvailable, initialFTS, theBeamSpot, trajectoryStateClosestToBeamLine, and UNLIKELY.

stateOnSurface()

TrajectoryStateOnSurface TransientTrackFromFTS::stateOnSurface ( const GlobalPoint &  point ) const

overridevirtual

The TSOS at any point. The initial state will be used for the propagation.

Implements reco::BasicTransientTrack.

Definition at line 130 of file TransientTrackFromFTS.cc.

                                                                                             {
  TransverseImpactPointExtrapolator tipe(theField);
  return tipe.extrapolate(initialFTS, point);
}

References TransverseImpactPointExtrapolator::extrapolate(), initialFTS, point, and theField.

timeExt()

double reco::TransientTrackFromFTS::timeExt ( ) const

inlineoverridevirtual

Implements reco::BasicTransientTrack.

Definition at line 69 of file TransientTrackFromFTS.h.

{ return (hasTime ? timeExt_ : std::numeric_limits<double>::quiet_NaN()); }

References hasTime, and timeExt_.

track()

const Track & TransientTrackFromFTS::track ( ) const

overridevirtual

Implements reco::BasicTransientTrack.

Definition at line 135 of file TransientTrackFromFTS.cc.

                                                {
  if UNLIKELY (!trackAvailable) {
    GlobalPoint v = initialFTS.position();
    math::XYZPoint pos(v.x(), v.y(), v.z());
    GlobalVector p = initialFTS.momentum();
    math::XYZVector mom(p.x(), p.y(), p.z());
 
    theTrack = Track(0., 0., pos, mom, initialFTS.charge(), initialFTS.curvilinearError());
    trackAvailable = true;
  }
  return theTrack;
}

References FreeTrajectoryState::charge(), FreeTrajectoryState::curvilinearError(), initialFTS, FreeTrajectoryState::momentum(), AlCaHLTBitMon_ParallelJobs::p, FreeTrajectoryState::position(), theTrack, trackAvailable, UNLIKELY, and findQualityFiles::v.

trackBaseRef()

TrackBaseRef reco::TransientTrackFromFTS::trackBaseRef ( ) const

inlineoverridevirtual

Implements reco::BasicTransientTrack.

Definition at line 65 of file TransientTrackFromFTS.h.

{ return TrackBaseRef(); }

trajectoryStateClosestToPoint()

TrajectoryStateClosestToPoint reco::TransientTrackFromFTS::trajectoryStateClosestToPoint ( const GlobalPoint &  point ) const

inlineoverridevirtual

Implements reco::BasicTransientTrack.

Definition at line 44 of file TransientTrackFromFTS.h.

                                                                                                         {
      return builder(initialFTS, point);
    }

References builder, initialFTS, and point.

Member Data Documentation

blStateAvailable

bool reco::TransientTrackFromFTS::blStateAvailable

mutableprivate

Definition at line 80 of file TransientTrackFromFTS.h.

Referenced by setBeamSpot(), and stateAtBeamLine().

builder

TSCPBuilderNoMaterial reco::TransientTrackFromFTS::builder

private

Definition at line 84 of file TransientTrackFromFTS.h.

Referenced by impactPointTSCP(), and trajectoryStateClosestToPoint().

dtErrorExt_

double reco::TransientTrackFromFTS::dtErrorExt_

private

Definition at line 78 of file TransientTrackFromFTS.h.

Referenced by dtErrorExt().

hasTime

bool reco::TransientTrackFromFTS::hasTime

private

Definition at line 76 of file TransientTrackFromFTS.h.

Referenced by dtErrorExt(), and timeExt().

initialFTS

FreeTrajectoryState reco::TransientTrackFromFTS::initialFTS

private

Definition at line 75 of file TransientTrackFromFTS.h.

Referenced by calculateTSOSAtVertex(), charge(), impactPointTSCP(), initialFreeState(), stateAtBeamLine(), stateOnSurface(), track(), and trajectoryStateClosestToPoint().

initialTSCP

TrajectoryStateClosestToPoint reco::TransientTrackFromFTS::initialTSCP

mutableprivate

Definition at line 82 of file TransientTrackFromFTS.h.

Referenced by impactPointTSCP(), and TransientTrackFromFTS().

initialTSCPAvailable

bool reco::TransientTrackFromFTS::initialTSCPAvailable

mutableprivate

Definition at line 80 of file TransientTrackFromFTS.h.

Referenced by impactPointTSCP(), and TransientTrackFromFTS().

initialTSOS

TrajectoryStateOnSurface reco::TransientTrackFromFTS::initialTSOS

mutableprivate

Definition at line 81 of file TransientTrackFromFTS.h.

Referenced by calculateTSOSAtVertex(), impactPointState(), and TransientTrackFromFTS().

initialTSOSAvailable

bool reco::TransientTrackFromFTS::initialTSOSAvailable

mutableprivate

Definition at line 80 of file TransientTrackFromFTS.h.

Referenced by calculateTSOSAtVertex(), impactPointState(), impactPointStateAvailable(), and TransientTrackFromFTS().

theBeamSpot

reco::BeamSpot reco::TransientTrackFromFTS::theBeamSpot

private

Definition at line 86 of file TransientTrackFromFTS.h.

Referenced by setBeamSpot(), and stateAtBeamLine().

theField

const MagneticField* reco::TransientTrackFromFTS::theField

private

Definition at line 79 of file TransientTrackFromFTS.h.

Referenced by calculateTSOSAtVertex(), field(), and stateOnSurface().

theTrack

Track reco::TransientTrackFromFTS::theTrack

mutableprivate

Definition at line 83 of file TransientTrackFromFTS.h.

Referenced by track().

theTrackingGeometry

edm::ESHandle<GlobalTrackingGeometry> reco::TransientTrackFromFTS::theTrackingGeometry

private

Definition at line 85 of file TransientTrackFromFTS.h.

Referenced by setTrackingGeometry().

timeExt_

double reco::TransientTrackFromFTS::timeExt_

private

Definition at line 77 of file TransientTrackFromFTS.h.

Referenced by timeExt().

trackAvailable

bool reco::TransientTrackFromFTS::trackAvailable

mutableprivate

Definition at line 80 of file TransientTrackFromFTS.h.

Referenced by track().

trajectoryStateClosestToBeamLine

TrajectoryStateClosestToBeamLine reco::TransientTrackFromFTS::trajectoryStateClosestToBeamLine

mutableprivate

Definition at line 87 of file TransientTrackFromFTS.h.

Referenced by stateAtBeamLine().