Class Hit

java.lang.Object

org.jlab.rec.dc.hit.Hit

All Implemented Interfaces:

Comparable<Hit>

Direct Known Subclasses:

FittedHit

public class Hit
extends Object
implements Comparable<Hit>

A DC hit characterized by superlayer, layer, sector, wire number, and time. The TDC to time conversion has been done.

Author:

ziegler

Field Summary

Fields

Modifier and Type	Field	Description
int	NNClusId
int	NNTrkId
double	NNTrkP
double	NNTrkPhi
double	NNTrkTheta

Constructor Summary

Constructors

Constructor	Description
Hit(int sector, int superlayer, int layer, int wire, int TDC, int jitter, int Id)

Method Summary

Modifier and Type	Method	Description
void	calc_CellSize(DCGeant4Factory DcDetector)
double	calcLocY(int layer, int wire)
int	compareTo(Hit arg)
double	get_CellSize()
double	get_DocaErr()
int	get_Id()
int	get_IndexTDC()
int	get_Layer()
int	get_Region()
int	get_RegionSlayer()
int	get_Sector()
int	get_Superlayer()
int	get_TDC()
int	get_Wire()
int	getJitter()
String	printInfo()
void	set_CellSize(double cellSize)
void	set_DocaErr(double _docaErr)	Sets the doca uncertainty
void	set_Id(int _Id)	Sets the hit ID.
void	set_IndexTDC(int index)
void	set_Layer(int _Layer)	Sets the layer
void	set_Sector(int _Sector)	Sets the sector
void	set_Superlayer(int _Superlayer)	Sets the superlayer
void	set_TDC(int TDC)	Sets the hit ID.
void	set_Wire(int _Wire)	Sets the wire number

Methods inherited from class java.lang.Object

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

Field Details

NNTrkId

public int NNTrkId

NNClusId

public int NNClusId

NNTrkP

public double NNTrkP

NNTrkTheta

public double NNTrkTheta

NNTrkPhi

public double NNTrkPhi

Constructor Details

Hit

public Hit(int sector,
 int superlayer,
 int layer,
 int wire,
 int TDC,
 int jitter,
 int Id)

Parameters:

sector - (1...6)

superlayer - (1...6)

layer - (1...6)

wire - (1...112)

TDC - TDC

Id -

Method Details

get_IndexTDC

public int get_IndexTDC()

Returns:

index in DC::TDC bank

set_IndexTDC

public void set_IndexTDC(int index)

Parameters:

index - in DC::TDC bank

get_Sector

public int get_Sector()

Returns:

the sector (1...6)

set_Sector

public void set_Sector(int _Sector)

Sets the sector

Parameters:

_Sector -

get_Superlayer

public int get_Superlayer()

Returns:

the superlayer (1...6)

set_Superlayer

public void set_Superlayer(int _Superlayer)

Sets the superlayer

Parameters:

_Superlayer -

get_Layer

public int get_Layer()

Returns:

the layer (1...6)

set_Layer

public void set_Layer(int _Layer)

Sets the layer

Parameters:

_Layer -

get_Wire

public int get_Wire()

Returns:

the wire number (1...112)

set_Wire

public void set_Wire(int _Wire)

Sets the wire number

Parameters:

_Wire -

get_TDC

public int get_TDC()

Returns:

the ID

set_TDC

public void set_TDC(int TDC)

Sets the hit ID. The ID corresponds to the hit index in the EvIO column.

Parameters:

TDC -

getJitter

public int getJitter()

get_Id

public int get_Id()

Returns:

the ID

set_Id

public void set_Id(int _Id)

Sets the hit ID. The ID corresponds to the hit index in the EvIO column.

Parameters:

_Id -

get_Region

public int get_Region()

Returns:

region (1...3)

get_RegionSlayer

public int get_RegionSlayer()

Returns:

superlayer 1 or 2 in region (1...3)

compareTo

public int compareTo(Hit arg)

Specified by:

compareTo in interface Comparable<Hit>

Parameters:

arg -

Returns:

an int used to sort a collection of hits by wire number. Sorting by wire is used in clustering.

calcLocY

public double calcLocY(int layer,
 int wire)

Parameters:

layer - layer number from 1 to 6

wire - wire number from 1 to 112 calculates the center of the cell as a function of wire number in the local superlayer coordinate system.

Returns:

y

get_CellSize

public double get_CellSize()

Returns:

the cell size in a given superlayer

set_CellSize

public void set_CellSize(double cellSize)

calc_CellSize

public void calc_CellSize(DCGeant4Factory DcDetector)

get_DocaErr

public double get_DocaErr()

Returns:

error on the time in ns (4ns time window used by default in reconstructing simulated data)

set_DocaErr

public void set_DocaErr(double _docaErr)

Sets the doca uncertainty

Parameters:

_docaErr -

printInfo

public String printInfo()

Returns:

print statement with hit information