hep.lcd.vertexing.zvtop
Class Zv3dSwimmer

java.lang.Object
  |
  +--hep.lcd.vertexing.zvtop.Zv3dSwimmer

public class Zv3dSwimmer

extends Object

implements Swimmer

Zv3dSwimmer -- swim a track to a target position (3d)

Provides swimming of the track helix (ZvTrack format) and error matrix to the 3d point of closest approach to a target point.

Version:

$Id: Zv3dSwimmer.java,v 1.2 2001/06/05 18:20:55 walkowia Exp $

Author:

W.Walkowiak, 09/18/00

Source Code:

Zv3dSwimmer.java

Constructor Summary

Zv3dSwimmer()

Zv3dSwimmer(Zv3dSwimmer swimmer)
copy constructor

Zv3dSwimmer(ZvTrack track)

Method Summary

Swimmer	copy() get a deep copy of the swimmer
double[]	getBeamDirection() get the beam direction currently used
double	getDist() get the distance of closest approach
double[]	getDistVec() get the vector of the distance of closest approach (x_tar - x_track)
ZvSwimStatus	getStatus() get the status of the swimmer
ZvSwimStatus	getStatusCopy() get the status of the swimmer as a deep copy
ZvTrack	getSwumTrack() get the resulting (swum) track
void	setBeamDirection(double[] beamDirection) set the beam direction (or the reference direction) default: {0.,0.,1.}
void	setCheckExact(int choice) set checking for global minimum to exact level 0 = don't check (fastest processing) 1 = rough check (medium processing speed) 2 = full check (slowest processing) -- default: 1
void	setDistMinRes(double distMinRes) set the resolution for the global minimum check -- default: 0.00001 cm
void	setMaxSinL(double maxSinL) set the maximum sin(lambda) -- dip angle cut off
void	setMaxTry(int nMaxTry) set the maximum number of tries for master loop -- default: 7
void	setMaxTryGlobal(int nMaxTryGlobal) set the maximum number of tries for finding global minimum -- default: 5
void	setStepMin(double swimStepMin) set the minimum step size -- otherwise consider it converged
void	setStepSize(double swimStepSize) set the usual step size
void	setTrack(ZvTrack track) set track to be swum
void	setVolume(double maxRadius, double maxZ) set the fiducial volume of the detector maximum radius and maximum abs(z)
ZvSwimStatus	swimTo(double[] targetPosition) swim the track to target position

Methods inherited from class java.lang.Object

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

Constructor Detail

Zv3dSwimmer

public Zv3dSwimmer()

Zv3dSwimmer

public Zv3dSwimmer(ZvTrack track)

See Also:

setTrack(hep.lcd.vertexing.zvtop.ZvTrack)

Zv3dSwimmer

public Zv3dSwimmer(Zv3dSwimmer swimmer)

copy constructor

Method Detail

setTrack

public void setTrack(ZvTrack track)

set track to be swum

Specified by:

setTrack in interface Swimmer

setBeamDirection

public void setBeamDirection(double[] beamDirection)

set the beam direction
(or the reference direction)
default: {0.,0.,1.}

getBeamDirection

public double[] getBeamDirection()

get the beam direction currently used

See Also:

setBeamDirection(double[])

setMaxTry

public void setMaxTry(int nMaxTry)

set the maximum number of tries for master loop
-- default: 7

setMaxTryGlobal

public void setMaxTryGlobal(int nMaxTryGlobal)

set the maximum number of tries for finding global minimum
-- default: 5

setCheckExact

public void setCheckExact(int choice)

set checking for global minimum to exact level
0 = don't check (fastest processing)
1 = rough check (medium processing speed)
2 = full check (slowest processing)
-- default: 1

setStepMin

public void setStepMin(double swimStepMin)

set the minimum step size
-- otherwise consider it converged

setStepSize

public void setStepSize(double swimStepSize)

set the usual step size

setVolume

public void setVolume(double maxRadius,
                      double maxZ)

set the fiducial volume of the detector
maximum radius and maximum abs(z)

setMaxSinL

public void setMaxSinL(double maxSinL)

set the maximum sin(lambda) -- dip angle cut off

setDistMinRes

public void setDistMinRes(double distMinRes)

set the resolution for the global minimum check
-- default: 0.00001 cm

swimTo

public ZvSwimStatus swimTo(double[] targetPosition)

swim the track to target position

Specified by:

swimTo in interface Swimmer

getSwumTrack

public ZvTrack getSwumTrack()

get the resulting (swum) track

Specified by:

getSwumTrack in interface Swimmer

getDistVec

public double[] getDistVec()

get the vector of the distance of closest approach
(x_tar - x_track)

getDist

public double getDist()

get the distance of closest approach

getStatus

public ZvSwimStatus getStatus()

get the status of the swimmer

Specified by:

getStatus in interface Swimmer

getStatusCopy

public ZvSwimStatus getStatusCopy()

get the status of the swimmer as a deep copy

Specified by:

getStatusCopy in interface Swimmer

copy

public Swimmer copy()

get a deep copy of the swimmer

Specified by:

copy in interface Swimmer