hep.lcd.recon.tracking
Class ReconstructedTrack

java.lang.Object
  |
  +--hep.lcd.recon.tracking.ReconstructedTrack

public final class ReconstructedTrack

extends Object

implements Track, Serializable

See Also:

Serialized Form

Source Code:

ReconstructedTrack.java

Field Summary

double	Bfield
double	Chi2
double[][]	errmatrix
TrkExtrap	extrap
boolean	Fitted
double	frmcps
MCParticle	mcp
double	NDF
TrkParams	params
int	trindex

Constructor Summary

ReconstructedTrack(double Bfld, double d0, double phi0, double omega, double z0, double s)

ReconstructedTrack(double Bfld, TrkParams params)

ReconstructedTrack(double Bfld, TrkParams params, TrkExtrap extrap)

ReconstructedTrack(int it, Tracker tracker, TrkExtrap extrap)

Method Summary

double	cosTheta()
boolean	exitsEnd(double z)
boolean	fitSuccess() Returns true if the track has been successfully fitted
int	getCharge()
double	getChi2() Get the Chi Squared for the track fit
double[][]	getErrorMatrix() Get the error matrix as a 2-D array
double	getErrorMatrixElement(int i, int j) Get an individual element of the error matrix
double	getExtrapR()
double	getExtrapX()
double	getExtrapY()
double	getExtrapZ()
double	getFrHtsSameMC()
MCParticle	getMCParticle()
double	getMom()
double[]	getMomentum()
double	getMomentumX()
double	getMomentumY()
double	getMomentumZ()
double	getNDF() Get the numbers of degrees of freedom for the fit
double[]	getOrigin()
double	getOriginX()
double	getOriginY()
double	getOriginZ()
double	getPX()
double	getPY()
double	getPZ()
double	getTrackParameter(int i) Get an individual track parameter The track parameters for LCD are defined as follows IndexMeaning 0 d0 = XY impact parameter 1 phi0 2 omega = 1/curv.radius (negative for negative tracks) 3 z0 = z of track origin (z impact parameter) 4 s = tan lambda
double[]	getTrackParameters() Get the track parameters as an array
TrkExtrap	getTrkExtrap()
TrkParams	getTrkParams()
double	mag()
double	mag2()
boolean	reachesRadius(double r)
void	setTrkExtrap(double x, double y, double z)
double[]	v()
double	x()
double	y()
double	z()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

params

public TrkParams params

extrap

public TrkExtrap extrap

errmatrix

public double[][] errmatrix

Chi2

public double Chi2

NDF

public double NDF

Fitted

public boolean Fitted

mcp

public MCParticle mcp

frmcps

public double frmcps

Bfield

public double Bfield

trindex

public int trindex

Constructor Detail

ReconstructedTrack

public ReconstructedTrack(double Bfld,
                          TrkParams params,
                          TrkExtrap extrap)

ReconstructedTrack

public ReconstructedTrack(int it,
                          Tracker tracker,
                          TrkExtrap extrap)

ReconstructedTrack

public ReconstructedTrack(double Bfld,
                          TrkParams params)

ReconstructedTrack

public ReconstructedTrack(double Bfld,
                          double d0,
                          double phi0,
                          double omega,
                          double z0,
                          double s)

Method Detail

getTrkParams

public TrkParams getTrkParams()

getTrkExtrap

public TrkExtrap getTrkExtrap()

reachesRadius

public boolean reachesRadius(double r)

exitsEnd

public boolean exitsEnd(double z)

setTrkExtrap

public void setTrkExtrap(double x,
                         double y,
                         double z)

getCharge

public int getCharge()

Specified by:

getCharge in interface Track

getOrigin

public double[] getOrigin()

Specified by:

getOrigin in interface Track

getOriginX

public double getOriginX()

Specified by:

getOriginX in interface Track

getOriginY

public double getOriginY()

Specified by:

getOriginY in interface Track

getOriginZ

public double getOriginZ()

Specified by:

getOriginZ in interface Track

getMom

public double getMom()

getMomentum

public double[] getMomentum()

Specified by:

getMomentum in interface Track

getMomentumX

public double getMomentumX()

Specified by:

getMomentumX in interface Track

getMomentumY

public double getMomentumY()

Specified by:

getMomentumY in interface Track

getMomentumZ

public double getMomentumZ()

Specified by:

getMomentumZ in interface Track

getPX

public double getPX()

Specified by:

getPX in interface Track

getPY

public double getPY()

Specified by:

getPY in interface Track

getPZ

public double getPZ()

Specified by:

getPZ in interface Track

getExtrapX

public double getExtrapX()

getExtrapY

public double getExtrapY()

getExtrapR

public double getExtrapR()

getExtrapZ

public double getExtrapZ()

getMCParticle

public MCParticle getMCParticle()

Specified by:

getMCParticle in interface Track

getFrHtsSameMC

public double getFrHtsSameMC()

fitSuccess

public boolean fitSuccess()

Description copied from interface: Track

Returns true if the track has been successfully fitted

Specified by:

fitSuccess in interface Track

x

public double x()

Specified by:

x in interface Hep3Vector

y

public double y()

Specified by:

y in interface Hep3Vector

z

public double z()

Specified by:

z in interface Hep3Vector

v

public double[] v()

Specified by:

v in interface Hep3Vector

mag

public double mag()

Specified by:

mag in interface Hep3Vector

mag2

public double mag2()

Specified by:

mag2 in interface Hep3Vector

cosTheta

public double cosTheta()

Specified by:

cosTheta in interface Hep3Vector

getErrorMatrixElement

public double getErrorMatrixElement(int i,
                                    int j)

Description copied from interface: Track

Get an individual element of the error matrix

Specified by:

getErrorMatrixElement in interface Track

Following copied from interface: hep.lcd.event.Track

See Also:

Track.getTrackParameter(int)

getTrackParameter

public double getTrackParameter(int i)

Description copied from interface: Track

Get an individual track parameter The track parameters for LCD are defined as follows

Index	Meaning
0	d0 = XY impact parameter
1	phi0
2	omega = 1/curv.radius (negative for negative tracks)
3	z0 = z of track origin (z impact parameter)
4	s = tan lambda

Specified by:

getTrackParameter in interface Track

Following copied from interface: hep.lcd.event.Track

Parameters:

i - The index of the track parameter

Returns:

The track parameter with the specified index

getTrackParameters

public double[] getTrackParameters()

Description copied from interface: Track

Get the track parameters as an array

Specified by:

getTrackParameters in interface Track

Following copied from interface: hep.lcd.event.Track

See Also:

Track.getTrackParameter(int)

getErrorMatrix

public double[][] getErrorMatrix()

Description copied from interface: Track

Get the error matrix as a 2-D array

Specified by:

getErrorMatrix in interface Track

Following copied from interface: hep.lcd.event.Track

See Also:

Track.getTrackParameter(int)

getChi2

public double getChi2()

Description copied from interface: Track

Get the Chi Squared for the track fit

Specified by:

getChi2 in interface Track

Following copied from interface: hep.lcd.event.Track

Returns:

Chi Squared

See Also:

Track.getNDF()

getNDF

public double getNDF()

Description copied from interface: Track

Get the numbers of degrees of freedom for the fit

Specified by:

getNDF in interface Track

Following copied from interface: hep.lcd.event.Track

Returns:

The number of degrees of freedom

See Also:

Track.getChi2()