org.lcsim.recon.tracking.trfcyl

Class ClusCylPhiZ

java.lang.Object

org.lcsim.recon.tracking.trfbase.Cluster

org.lcsim.recon.tracking.trfbase.McCluster

org.lcsim.recon.tracking.trfcyl.ClusCylPhiZ

public class ClusCylPhiZ
extends McCluster

Describes a cluster which measures phiz on a cylinder, where phiz = phi + stereo*z.

Version:

1.0

Author:

Norman A. Graf

Field Summary

Fields

Modifier and Type	Field and Description
private double	_dphi
private double	_phi
private SurfCylinder	_scy
private double	_stereo

Constructor Summary

Constructors

Constructor and Description
ClusCylPhiZ(ClusCylPhiZ ccpz) Construct an instance replicating the ClusCylPhiZ ( copy constructor ).
ClusCylPhiZ(double radius, double phi, double dphi, double stereo) Construct an instance from the radius of the measurement, the phi measurement, the uncertainty in the phi measurement and the stereo angle (dphi/dz).
ClusCylPhiZ(double radius, double phi, double dphi, double stereo, int mcid) Construct an instance from the radius of the measurement, the phi measurement, the uncertainty in the phi measurement, the stereo angle (dphi/dz) and the MC ID associated with this cluster.
ClusCylPhiZ(double radius, double phi, double dphi, double stereo, List mcids) Construct an instance from the radius of the measurement, the phi measurement, the uncertainty in the phi measurement, the stereo angle (dphi/dz) and a list of MC IDs contributing to this cluster.

Method Summary

Methods

Modifier and Type	Method and Description
double	dPhiZ() Return the uncertainty of the phiz measurement of this cluster
boolean	equal(Cluster clus) Test equality.
Hit	newNextPrediction() Return the next prediction.
double	phiZ() Return the phiz measurement of this cluster
List	predict(ETrack tre) Generate the first (and only) track prediction.
double	radius() Return the cylindrical radius of this cluster.
static String	staticType() Return a String representation of the class' type name.
double	stereo() Return the stereo pitch of the measurement (dphi/dz).
Surface	surface() Return the surface at which this cluster is measured.
String	toString() output stream
String	type() Return a String representation of the class' type name.
static String	typeName() Return a String representation of the class' type name.

Methods inherited from class org.lcsim.recon.tracking.trfbase.McCluster

mcIdArray, mcIds

Methods inherited from class org.lcsim.recon.tracking.trfbase.Cluster

equals, genericType, notEquals, predict

Methods inherited from class java.lang.Object

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

Field Detail

_scy

private SurfCylinder _scy

_stereo

private double _stereo

_phi

private double _phi

_dphi

private double _dphi

Constructor Detail

ClusCylPhiZ

public ClusCylPhiZ(double radius,
           double phi,
           double dphi,
           double stereo)

Construct an instance from the radius of the measurement, the phi measurement, the uncertainty in the phi measurement and the stereo angle (dphi/dz).

Parameters:

radius - The cylindrical radius of the measurement.

phi - The phi value measurement.

dphi - The uncertainty in the phi measurement.

stereo - The stereo angle (dphi/dz) for the measurement.

ClusCylPhiZ

public ClusCylPhiZ(double radius,
           double phi,
           double dphi,
           double stereo,
           int mcid)

Construct an instance from the radius of the measurement, the phi measurement, the uncertainty in the phi measurement, the stereo angle (dphi/dz) and the MC ID associated with this cluster.

Parameters:

radius - The cylindrical radius of the measurement.

phi - The phi value measurement.

dphi - The uncertainty in the phi measurement.

stereo - The stereo angle (dphi/dz) for the measurement.

mcid - The MC ID for the track creating this cluster.

ClusCylPhiZ

public ClusCylPhiZ(double radius,
           double phi,
           double dphi,
           double stereo,
           List mcids)

Construct an instance from the radius of the measurement, the phi measurement, the uncertainty in the phi measurement, the stereo angle (dphi/dz) and a list of MC IDs contributing to this cluster.

Parameters:

radius - The cylindrical radius of the measurement.

phi - The phi value measurement.

dphi - The uncertainty in the phi measurement.

stereo - The stereo angle (dphi/dz) for the measurement.

mcids - The list of MC IDs for the tracks contributing to this cluster.

ClusCylPhiZ

public ClusCylPhiZ(ClusCylPhiZ ccpz)

Construct an instance replicating the ClusCylPhiZ ( copy constructor ).

Parameters:

ccpz - The Cluster to replicate.

Method Detail

typeName

public static String typeName()

Return a String representation of the class' type name. Included for completeness with the C++ version.

Returns:

A String representation of the class' type name.

staticType

public static String staticType()

Return a String representation of the class' type name. Included for completeness with the C++ version.

Returns:

A String representation of the class' type name.

equal

public boolean equal(Cluster clus)

Test equality.

Specified by:

equal in class Cluster

Parameters:

clus - The Cluster to test against.

Returns:

true if the Clusters are the same.

predict

public List predict(ETrack tre)

Generate the first (and only) track prediction.

Specified by:

predict in class Cluster

Parameters:

tre - The ETrack for which to generate the prediction.

Returns:

A list of hits for this Track.

type

public String type()

Return a String representation of the class' type name. Included for completeness with the C++ version.

Overrides:

type in class Cluster

Returns:

A String representation of the class' type name.

surface

public Surface surface()

Return the surface at which this cluster is measured.

Specified by:

surface in class Cluster

Returns:

The surface of this cluster.

stereo

public double stereo()

Return the stereo pitch of the measurement (dphi/dz).

Returns:

The stereo angle dphi/dz.

phiZ

public double phiZ()

Return the phiz measurement of this cluster

Returns:

The phiz measurement (phi + stereo*z).

dPhiZ

public double dPhiZ()

Return the uncertainty of the phiz measurement of this cluster

Returns:

The uncertainty in the phiz measurement d(phi + stereo*z).

radius

public double radius()

Return the cylindrical radius of this cluster.

Returns:

The cylindrical radius of this cluster.

newNextPrediction

public Hit newNextPrediction()

Return the next prediction. There are none for this simple hit, so return null.

Returns:

null.

toString

public String toString()

output stream

Overrides:

toString in class Object

Returns:

A String representation of this instance.