#include <TransientTrackFromFTS.h>

Inheritance diagram for reco::TransientTrackFromFTS:

Public Member Functions
TrackCharge	charge () const

const MagneticField *	field () const

TrajectoryStateOnSurface	impactPointState () const

bool	impactPointStateAvailable () const

TrajectoryStateClosestToPoint	impactPointTSCP () const

FreeTrajectoryState	initialFreeState () const

TrajectoryStateOnSurface	innermostMeasurementState () const

TransientTrackFromFTS &	operator= (const TransientTrackFromFTS &tt)

TrajectoryStateOnSurface	outermostMeasurementState () const

void	setBeamSpot (const reco::BeamSpot &beamSpot)

void	setES (const edm::EventSetup &)

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

TrajectoryStateClosestToBeamLine	stateAtBeamLine () const

TrajectoryStateOnSurface	stateOnSurface (const GlobalPoint &point) const

const Track &	track () const

TrackBaseRef	trackBaseRef () const

TrajectoryStateClosestToPoint	trajectoryStateClosestToPoint (const GlobalPoint &point) const

	TransientTrackFromFTS ()

	TransientTrackFromFTS (const FreeTrajectoryState &fts)

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

	TransientTrackFromFTS (const TransientTrackFromFTS &tt)

Public Member Functions inherited from reco::BasicTransientTrack
virtual	~BasicTransientTrack ()

Public Member Functions inherited from ReferenceCountedPoolAllocated
void	addReference () const

const ReferenceCountedPoolAllocated &	operator= (const ReferenceCountedPoolAllocated &)

	ReferenceCountedPoolAllocated ()

	ReferenceCountedPoolAllocated (const ReferenceCountedPoolAllocated &iRHS)

unsigned int	references () const

void	removeReference () const

virtual	~ReferenceCountedPoolAllocated ()

Public Member Functions inherited from BlockWipedPoolAllocated
virtual	~BlockWipedPoolAllocated ()

Private Member Functions
void	calculateTSOSAtVertex () const

Private Attributes
bool	blStateAvailable

TSCPBuilderNoMaterial	builder

FreeTrajectoryState	initialFTS

TrajectoryStateClosestToPoint	initialTSCP

bool	initialTSCPAvailable

TrajectoryStateOnSurface	initialTSOS

bool	initialTSOSAvailable

reco::BeamSpot	theBeamSpot

const MagneticField *	theField

Track	theTrack

edm::ESHandle < GlobalTrackingGeometry >	theTrackingGeometry

bool	trackAvailable

TrajectoryStateClosestToBeamLine	trajectoryStateClosestToBeamLine

Additional Inherited Members
Public Types inherited from reco::BasicTransientTrack
typedef BasicTransientTrack	BTT

typedef ProxyBase< BTT, CopyUsingClone< BTT > >	Proxy

typedef ReferenceCountingPointer < BasicTransientTrack >	RCPtr

Static Public Member Functions inherited from BlockWipedPoolAllocated
static BlockWipedAllocator &	allocator (size_t s)

static void	operator delete (void *p, size_t s)

static void *	operator new (size_t s, void *p)

static void *	operator new (size_t s)

static BlockWipedAllocator::Stat	stat (size_t s)

static void	usePool ()

Static Public Attributes inherited from ReferenceCountedPoolAllocated
static int	s_alive =0

static int	s_referenced =0

Static Public Attributes inherited from BlockWipedPoolAllocated
static int	s_alive =0

static bool	s_usePool =false

Detailed Description

Definition at line 16 of file TransientTrackFromFTS.h.

Constructor & Destructor Documentation

TransientTrackFromFTS::TransientTrackFromFTS ( )

Definition at line 12 of file TransientTrackFromFTS.cc.

                                              : 
   theField(0), initialTSOSAvailable(false), initialTSCPAvailable(false),
   trackAvailable(false), blStateAvailable(false)
 {}

TransientTrackFromFTS::TransientTrackFromFTS ( const FreeTrajectoryState & fts )

Definition at line 17 of file TransientTrackFromFTS.cc.

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

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

Definition at line 24 of file TransientTrackFromFTS.cc.

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

TransientTrackFromFTS::TransientTrackFromFTS ( const TransientTrackFromFTS & tt )

Definition at line 32 of file TransientTrackFromFTS.cc.

References impactPointState(), impactPointTSCP(), initialTSCP, initialTSCPAvailable, initialTSOS, and initialTSOSAvailable.

                                                                                :
   initialFTS(tt.initialFreeState()), 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;
   }
 }

Member Function Documentation

void TransientTrackFromFTS::calculateTSOSAtVertex ( ) const

private

Definition at line 94 of file TransientTrackFromFTS.cc.

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

Referenced by impactPointState().

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

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

inlinevirtual

Implements reco::BasicTransientTrack.

Definition at line 56 of file TransientTrackFromFTS.h.

References FreeTrajectoryState::charge(), and initialFTS.

56 {return initialFTS.charge();}

FreeTrajectoryState::charge

TrackCharge charge() const

Definition: FreeTrajectoryState.h:79

reco::TransientTrackFromFTS::initialFTS

FreeTrajectoryState initialFTS

Definition: TransientTrackFromFTS.h:70

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

inlinevirtual

Implements reco::BasicTransientTrack.

Definition at line 58 of file TransientTrackFromFTS.h.

References theField.

58 {return theField;}

reco::TransientTrackFromFTS::theField

const MagneticField * theField

Definition: TransientTrackFromFTS.h:71

TrajectoryStateOnSurface TransientTrackFromFTS::impactPointState ( ) const

virtual

Implements reco::BasicTransientTrack.

Definition at line 66 of file TransientTrackFromFTS.cc.

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

Referenced by TransientTrackFromFTS().

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

bool reco::TransientTrackFromFTS::impactPointStateAvailable ( ) const

inlinevirtual

Implements reco::BasicTransientTrack.

Definition at line 54 of file TransientTrackFromFTS.h.

References initialTSOSAvailable.

54 {return initialTSOSAvailable;}

reco::TransientTrackFromFTS::initialTSOSAvailable

bool initialTSOSAvailable

Definition: TransientTrackFromFTS.h:72

TrajectoryStateClosestToPoint TransientTrackFromFTS::impactPointTSCP ( ) const

virtual

Implements reco::BasicTransientTrack.

Definition at line 72 of file TransientTrackFromFTS.cc.

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

Referenced by TransientTrackFromFTS().

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

FreeTrajectoryState reco::TransientTrackFromFTS::initialFreeState ( ) const

inlinevirtual

Implements reco::BasicTransientTrack.

Definition at line 35 of file TransientTrackFromFTS.h.

References initialFTS.

35 {return initialFTS;}

reco::TransientTrackFromFTS::initialFTS

FreeTrajectoryState initialFTS

Definition: TransientTrackFromFTS.h:70

TrajectoryStateOnSurface TransientTrackFromFTS::innermostMeasurementState ( ) const

virtual

Implements reco::BasicTransientTrack.

Definition at line 87 of file TransientTrackFromFTS.cc.

References edm::hlt::Exception.

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

TransientTrackFromFTS& reco::TransientTrackFromFTS::operator= ( const TransientTrackFromFTS & tt )

TrajectoryStateOnSurface TransientTrackFromFTS::outermostMeasurementState ( ) const

virtual

Implements reco::BasicTransientTrack.

Definition at line 81 of file TransientTrackFromFTS.cc.

References edm::hlt::Exception.

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

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

virtual

Implements reco::BasicTransientTrack.

Definition at line 59 of file TransientTrackFromFTS.cc.

References SiPixelRawToDigiRegional_cfi::beamSpot, blStateAvailable, and theBeamSpot.

 {
   theBeamSpot = beamSpot;
   blStateAvailable = false;
 }

void TransientTrackFromFTS::setES ( const edm::EventSetup & setup )

virtual

Implements reco::BasicTransientTrack.

Definition at line 48 of file TransientTrackFromFTS.cc.

References edm::EventSetup::get(), and theTrackingGeometry.

 {
   setup.get<GlobalTrackingGeometryRecord>().get(theTrackingGeometry); 
 }

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

virtual

Implements reco::BasicTransientTrack.

Definition at line 54 of file TransientTrackFromFTS.cc.

References theTrackingGeometry.

 {
   theTrackingGeometry = tg;
 }

TrajectoryStateClosestToBeamLine TransientTrackFromFTS::stateAtBeamLine ( ) const

virtual

Implements reco::BasicTransientTrack.

Definition at line 123 of file TransientTrackFromFTS.cc.

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

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

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

virtual

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

Implements reco::BasicTransientTrack.

Definition at line 102 of file TransientTrackFromFTS.cc.

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

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

const Track & TransientTrackFromFTS::track ( void ) const

virtual

Implements reco::BasicTransientTrack.

Definition at line 108 of file TransientTrackFromFTS.cc.

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

 {
   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;
 }