Package org.jlab.rec.cvt.fit

Class CosmicFitter

java.lang.Object

org.jlab.rec.cvt.fit.CosmicFitter

public class CosmicFitter
extends Object

A fitter which does sequential fit (for x, y coordinates) and then (for r, z coordinates) to a line using LineFitter.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static enum	CosmicFitter.FitStatus	Status of the HelicalTrackFit

Constructor Summary

Constructors

Constructor	Description
CosmicFitter()	Creates a new instance of HelicalTrackFitter.

Method Summary

Modifier and Type	Method	Description
CosmicFitter.FitStatus	fit(List<Double> X, List<Double> Y, List<Double> Z, List<Double> Y_prime, List<Double> errRt, List<Double> errY_prime, List<Double> errZ)	Does fit to 2 sets of inputs : circle fit to array X[i] Y[i] and line fit to array Y_prime[j] Z[j]
CosmicFitter.FitStatus	fit2(List<Double> X, List<Double> Y, List<Double> Z, List<Double> Rho, List<Double> errRt, List<Double> errRho, List<Double> ErrZ)
Ray	getray()
CosmicFitPars	getrayfitoutput()
void	setray(Ray _ray)
void	setrayfitoutput(CosmicFitPars _rayfitoutput)

Methods inherited from class java.lang.Object

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

Constructor Details

CosmicFitter

public CosmicFitter()

Creates a new instance of HelicalTrackFitter.

Method Details

fit

public CosmicFitter.FitStatus fit(List<Double> X,
 List<Double> Y,
 List<Double> Z,
 List<Double> Y_prime,
 List<Double> errRt,
 List<Double> errY_prime,
 List<Double> errZ)

Does fit to 2 sets of inputs : circle fit to array X[i] Y[i] and line fit to array Y_prime[j] Z[j]

Parameters:

X - array i

Y - array i

Z - array j

Y_prime - array j

errRt - error on XY

errY_prime - error on Y_prime

errZ - array j

Returns:

fit2

public CosmicFitter.FitStatus fit2(List<Double> X,
 List<Double> Y,
 List<Double> Z,
 List<Double> Rho,
 List<Double> errRt,
 List<Double> errRho,
 List<Double> ErrZ)

getray

public Ray getray()

setray

public void setray(Ray _ray)

getrayfitoutput

public CosmicFitPars getrayfitoutput()

setrayfitoutput

public void setrayfitoutput(CosmicFitPars _rayfitoutput)