Class Track

java.lang.Object

java.util.AbstractCollection<Cross>

java.util.AbstractList<Cross>

java.util.ArrayList<Cross>

org.jlab.rec.cvt.trajectory.Trajectory

org.jlab.rec.cvt.track.Track

All Implemented Interfaces:

Serializable, Cloneable, Comparable<Track>, Iterable<Cross>, Collection<Cross>, List<Cross>, RandomAccess, SequencedCollection<Cross>

public class Track
extends Trajectory
implements Comparable<Track>

A class representing track candidates in the CVT. A track has a trajectory represented by an ensemble of geometrical state vectors along its path, a charge and a momentum

Author:

ziegler

See Also:

• Serialized Form

Field Summary

Fields inherited from class org.jlab.rec.cvt.trajectory.Trajectory

isFinal

Fields inherited from class java.util.AbstractList

modCount

Constructor Summary

Constructors

Constructor	Description
Track(Seed seed)
Track(Seed seed, KFitter kf)
Track(Seed seed, KFitter kf, int pid)
Track(Helix helix)

Method Summary

Modifier and Type	Method	Description
boolean	betterThan(Track o)	Compare this track quality with the given track based on NDF and Chi2
static void	checkForOverlaps(List<Track> tracks, String msg)
int	compareTo(Track tr)
boolean	containsCross(Cross cross)
boolean	equals(Object obj)
void	findTrajectory(Swim swimmer, List<Surface> outer)
double	getChi2()
double	getChi2Prob()
int	getKFIterations()
Map<Integer, AKFitter.HitOnTrack>	getKFTrajectories()
int	getNDF()
double	getP()
double	getPathToCTOF()
int	getPID()
double	getPt()
double	getPz()
int	getQ()
double	getSecondaryChi2()
Helix	getSecondaryHelix()
int	getSecondaryNDF()
Seed	getSeed()
static long	getSerialversionuid()
int	getStatus()
int	getTempId()
double[][]	getTrackCovMat()
Vector3D	getTrackDirAtCTOF()
Point3D	getTrackPosAtCTOF()
int	hashCode()
boolean	isGood()	Check if track passes basic quality cuts
boolean	overlapWith(Track o)	Check track overlaps with the given track an overlaps is detected if the tracks share at least two crosses
static void	removeOverlappingTracks(List<Track> tracks)
final void	setChi2(double _Chi2)
void	setKFIterations(int iter)
final void	setKFTrajectories(Map<Integer, AKFitter.HitOnTrack> trajectory)
final void	setNDF(int _NDF)
void	setP(double _P)	Sets the total momentum value
void	setPathToCTOF(double _pathLength)
void	setPID(int _PID)
void	setPt(double _Pt)
final void	setPXYZ()	Sets the track helical track parameters P, Pt, Pz
void	setPz(double _Pz)
void	setQ(int _Q)	Sets the charge
void	setSecondaryChi2(double secondaryChi2)
void	setSecondaryHelix(Helix secondaryHelix)
void	setSecondaryNDF(int secondaryNDF)
final void	setSeed(Seed seed)
void	setStatus(int passKFFlag)
void	setTempId(int _tempId)
void	setTrackCovMat(double[][] trackCovMat)
void	setTrackDirAtCTOF(Vector3D _TrackDirAtCTOFRadious)
void	setTrackPosAtCTOF(Point3D _TrackPointAtCTOFRadius)
String	toString()
void	update_Clusters(int trackId)
void	update_Crosses(int trackId, double xb, double yb)	Updates the crosses positions based on trajectories or helix

Methods inherited from class org.jlab.rec.cvt.trajectory.Trajectory

getBMTIntersections, getHelix, getId, getRay, getSVTIntersections, getSVTSector, getTrajectory, setBMTIntersections, setHelix, setId, setRay, setSVTIntersections, setSVTSector, setTrajectory

Methods inherited from class java.util.ArrayList

add, add, addAll, addAll, addFirst, addLast, clear, clone, contains, ensureCapacity, forEach, get, getFirst, getLast, indexOf, isEmpty, iterator, lastIndexOf, listIterator, listIterator, remove, remove, removeAll, removeFirst, removeIf, removeLast, removeRange, replaceAll, retainAll, set, size, sort, spliterator, subList, toArray, toArray, trimToSize

Methods inherited from class java.util.AbstractCollection

containsAll

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.util.Collection

parallelStream, stream, toArray

Methods inherited from interface java.util.List

containsAll, reversed

Constructor Details

Track

public Track(Helix helix)

Track

public Track(Seed seed)

Track

public Track(Seed seed,
 KFitter kf)

Track

public Track(Seed seed,
 KFitter kf,
 int pid)

Method Details

getQ

public int getQ()

Returns:

the charge

setQ

public void setQ(int _Q)

Sets the charge

Parameters:

_Q - the charge

getPt

public double getPt()

setPt

public void setPt(double _Pt)

getPz

public double getPz()

setPz

public void setPz(double _Pz)

getSerialversionuid

public static long getSerialversionuid()

getP

public double getP()

Returns:

the total momentum value

setP

public void setP(double _P)

Sets the total momentum value

Parameters:

_P - the total momentum value

getSecondaryHelix

public Helix getSecondaryHelix()

setSecondaryHelix

public void setSecondaryHelix(Helix secondaryHelix)

getSecondaryChi2

public double getSecondaryChi2()

setSecondaryChi2

public void setSecondaryChi2(double secondaryChi2)

getSecondaryNDF

public int getSecondaryNDF()

setSecondaryNDF

public void setSecondaryNDF(int secondaryNDF)

getSeed

public Seed getSeed()

setSeed

public final void setSeed(Seed seed)

setPXYZ

public final void setPXYZ()

Sets the track helical track parameters P, Pt, Pz

update_Crosses

public void update_Crosses(int trackId,
 double xb,
 double yb)

Updates the crosses positions based on trajectories or helix

Parameters:

trackId -

update_Clusters

public void update_Clusters(int trackId)

containsCross

public boolean containsCross(Cross cross)

Parameters:

cross - the cross

Returns:

a boolean to indicate if a cross belongs to the track

equals

public boolean equals(Object obj)

Specified by:

equals in interface Collection<Cross>

Specified by:

equals in interface List<Cross>

Overrides:

equals in class ArrayList<Cross>

hashCode

public int hashCode()

Specified by:

hashCode in interface Collection<Cross>

Specified by:

hashCode in interface List<Cross>

Overrides:

hashCode in class ArrayList<Cross>

compareTo

public int compareTo(Track tr)

Specified by:

compareTo in interface Comparable<Track>

isGood

public boolean isGood()

Check if track passes basic quality cuts

Returns:

betterThan

public boolean betterThan(Track o)

Compare this track quality with the given track based on NDF and Chi2

Parameters:

o - the other track

Returns:

true if this track quality is better than the given track

overlapWith

public boolean overlapWith(Track o)

Check track overlaps with the given track an overlaps is detected if the tracks share at least two crosses

Parameters:

o - the other track

Returns:

true if this track overlaps with the given track, false otherwise

getTrackPosAtCTOF

public Point3D getTrackPosAtCTOF()

setTrackPosAtCTOF

public void setTrackPosAtCTOF(Point3D _TrackPointAtCTOFRadius)

getTrackDirAtCTOF

public Vector3D getTrackDirAtCTOF()

setTrackDirAtCTOF

public void setTrackDirAtCTOF(Vector3D _TrackDirAtCTOFRadious)

getPathToCTOF

public double getPathToCTOF()

setPathToCTOF

public void setPathToCTOF(double _pathLength)

getPID

public int getPID()

setPID

public void setPID(int _PID)

getNDF

public int getNDF()

setNDF

public final void setNDF(int _NDF)

getChi2

public double getChi2()

setChi2

public final void setChi2(double _Chi2)

getChi2Prob

public double getChi2Prob()

getKFIterations

public int getKFIterations()

setKFIterations

public void setKFIterations(int iter)

getKFTrajectories

public Map<Integer, AKFitter.HitOnTrack> getKFTrajectories()

setKFTrajectories

public final void setKFTrajectories(Map<Integer, AKFitter.HitOnTrack> trajectory)

getStatus

public int getStatus()

setStatus

public void setStatus(int passKFFlag)

getTrackCovMat

public double[][] getTrackCovMat()

Returns:

the trackCovMat

setTrackCovMat

public void setTrackCovMat(double[][] trackCovMat)

Parameters:

trackCovMat - the trackCovMat to set

findTrajectory

public void findTrajectory(Swim swimmer,
 List<Surface> outer)

getTempId

public int getTempId()

setTempId

public void setTempId(int _tempId)

removeOverlappingTracks

public static void removeOverlappingTracks(List<Track> tracks)

checkForOverlaps

public static void checkForOverlaps(List<Track> tracks,
 String msg)

toString

public String toString()

Overrides:

toString in class AbstractCollection<Cross>