org.lcsim.recon.tracking.trfzp

Class HitZPlane1Generator

java.lang.Object

org.lcsim.recon.tracking.trfutil.RandomGenerator

org.lcsim.recon.tracking.trfbase.HitGenerator

org.lcsim.recon.tracking.trfzp.HitZPlane1Generator

public class HitZPlane1Generator
extends HitGenerator

Generates one dimensional xy hits on a z plane with a gaussian spread in the measurement.

Version:

1.0

Author:

Norman A. Graf

Field Summary

Fields

Modifier and Type	Field and Description
private double	_daxy
private SurfZPlane	_szp
private double	_wx
private double	_wy

Constructor Summary

Constructors

Constructor and Description
HitZPlane1Generator(double zpos, double wx, double wy, double daxy) Construct an instance from the z plane position, mixing and measurement uncertainty as a gaussian sigma.
HitZPlane1Generator(double zpos, double wx, double wy, double daxy, long iseed) Construct an instance from the z plane position, mixing, measurement uncertainty as a gaussian sigma and random number seed.
HitZPlane1Generator(HitZPlane1Generator gen) Construct an instance replicating the HitZPlane1Generator ( copy constructor ).

Method Summary

Methods

Modifier and Type	Method and Description
Cluster	newCluster(VTrack trv) Generate a new cluster.
Cluster	newCluster(VTrack trv, int mcid) Generate a new cluster with the specified Monte Carlo track ID.
Surface	surface() Return the surface associated with this HitZPlane1Generator.
String	toString() output stream

Methods inherited from class org.lcsim.recon.tracking.trfutil.RandomGenerator

flat, gauss, seed, setSeed, setState

Methods inherited from class java.lang.Object

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

Field Detail

_szp

private SurfZPlane _szp

_wx

private double _wx

_wy

private double _wy

_daxy

private double _daxy

Constructor Detail

HitZPlane1Generator

public HitZPlane1Generator(double zpos,
                   double wx,
                   double wy,
                   double daxy)

Construct an instance from the z plane position, mixing and measurement uncertainty as a gaussian sigma.

Parameters:

zpos - The z position of the plane.

wx - The stereo angle in the x direction.

wy - The stereo angle in the y direction.

daxy - The gaussian sigma for the xy measurement uncertainty.

HitZPlane1Generator

public HitZPlane1Generator(double zpos,
                   double wx,
                   double wy,
                   double daxy,
                   long iseed)

Construct an instance from the z plane position, mixing, measurement uncertainty as a gaussian sigma and random number seed.

Parameters:

zpos - The z position of the plane.

wx - The stereo angle in the x direction.

wy - The stereo angle in the y direction.

daxy - The gaussian sigma for the xy measurement uncertainty.

iseed - The seed for the random number used by the HitGenerator.

HitZPlane1Generator

public HitZPlane1Generator(HitZPlane1Generator gen)

Construct an instance replicating the HitZPlane1Generator ( copy constructor ).

Parameters:

gen - The HitZPlane1Generator to replicate.

Method Detail

surface

public Surface surface()

Return the surface associated with this HitZPlane1Generator.

Specified by:

surface in class HitGenerator

Returns:

The surface associated with this HitZPlane1Generator.

newCluster

public Cluster newCluster(VTrack trv)

Generate a new cluster. Return null for failure.

Parameters:

trv - The VTrack for which to generate a cluster at this surface.

Returns:

The cluster for this track at this surface, null for failure.

newCluster

public Cluster newCluster(VTrack trv,
                 int mcid)

Generate a new cluster with the specified Monte Carlo track ID. Return null for failure.

Specified by:

newCluster in class HitGenerator

Parameters:

trv - The VTrack for which to generate a cluster at this surface.

mcid - The MC ID to associate with this cluster.

Returns:

The cluster for this track at this surface, null for failure.

toString

public String toString()

output stream

Overrides:

toString in class RandomGenerator

Returns:

A String representation of this instance.