From fdf8e5c77899b4f4785f5b14dd8a93ba8e5ad74a Mon Sep 17 00:00:00 2001
From: Nathan Baltzell <baltzell@gmx.com>
Date: Thu, 8 Oct 2026 18:39:21 -0400
Subject: [PATCH] remove unused stuff

---
 .../src/main/java/org/jlab/rec/cvt/cross/Cross.java  |  1 -
 .../main/java/org/jlab/rec/cvt/fit/CircleFitter.java | 12 ++++++------
 .../org/jlab/rec/cvt/fit/HelicalTrackFitter.java     |  2 +-
 .../org/jlab/rec/cvt/fit/StraightTrackFitter.java    | 10 +++-------
 4 files changed, 10 insertions(+), 15 deletions(-)

diff --git a/reconstruction/cvt/src/main/java/org/jlab/rec/cvt/cross/Cross.java b/reconstruction/cvt/src/main/java/org/jlab/rec/cvt/cross/Cross.java
index 2dfc4b60e0..f2d587133a 100644
--- a/reconstruction/cvt/src/main/java/org/jlab/rec/cvt/cross/Cross.java
+++ b/reconstruction/cvt/src/main/java/org/jlab/rec/cvt/cross/Cross.java
@@ -27,7 +27,6 @@ public class Cross extends ArrayList<Cluster> implements Comparable<Cross> {
      */
     private static final long serialVersionUID = 5317526429163382618L;
     public boolean isInSeed = false;
-    private double cCrossRadius = 0;
     
     /**
      * @param detector SVT or BMT
diff --git a/reconstruction/cvt/src/main/java/org/jlab/rec/cvt/fit/CircleFitter.java b/reconstruction/cvt/src/main/java/org/jlab/rec/cvt/fit/CircleFitter.java
index df954d983b..4b147e3370 100644
--- a/reconstruction/cvt/src/main/java/org/jlab/rec/cvt/fit/CircleFitter.java
+++ b/reconstruction/cvt/src/main/java/org/jlab/rec/cvt/fit/CircleFitter.java
@@ -34,8 +34,8 @@ public class CircleFitter {
     private double _dca;    // the distance of closest approach to the origin
     private double _chi2;   // the chi^2 value of the fit
 
-    private double _xpca;	// x coord. of the point of closest approach to the origin
-    private double _ypca;   // y coord. of the point of closest approach to the origin
+    //private double _xpca;	// x coord. of the point of closest approach to the origin
+    //private double _ypca;   // y coord. of the point of closest approach to the origin
 
     private double[] _covr; // the elements of the symmetric 3x3 covariance matrix of the parameters rho, phi, dca
 
@@ -231,8 +231,8 @@ public boolean fitStatus(List<Double> xm, List<Double> ym, List<Double> wm, int
         _rho = rhoFit + Delta_rho;
         _phi = phiFit + Delta_phi;
         _dca = docaFit + Delta_doca;
-        _xpca = _xx0 + _dca * Math.sin(phiFit);
-        _ypca = _yy0 - _dca * Math.cos(phiFit);
+        //_xpca = _xx0 + _dca * Math.sin(phiFit);
+        //_ypca = _yy0 - _dca * Math.cos(phiFit);
         if(_rho==0 || Double.isNaN(_rho))
             return false;
         
@@ -320,8 +320,8 @@ private void propagatePars(double xr, double yr, double x, double y, double cosp
             _phi += 2. * Math.PI;
         }
         // update parameters
-        _xpca = _xref + _dca * Math.sin(_phi);
-        _ypca = _yref - _dca * Math.cos(_phi);
+        //_xpca = _xref + _dca * Math.sin(_phi);
+        //_ypca = _yref - _dca * Math.cos(_phi);
     }
 
     public CircleFitPars getFit() {
diff --git a/reconstruction/cvt/src/main/java/org/jlab/rec/cvt/fit/HelicalTrackFitter.java b/reconstruction/cvt/src/main/java/org/jlab/rec/cvt/fit/HelicalTrackFitter.java
index af77f44273..c10bf31a7b 100644
--- a/reconstruction/cvt/src/main/java/org/jlab/rec/cvt/fit/HelicalTrackFitter.java
+++ b/reconstruction/cvt/src/main/java/org/jlab/rec/cvt/fit/HelicalTrackFitter.java
@@ -99,7 +99,6 @@ public FitStatus fit(List<Double> X, List<Double> Y, List<Double> Z, List<Double
         P2.clear();
 
         int passed_fits = 0;
-        double averageChi2 = 0;
         double chi2 = 0;
 
         int index0 = 0;
@@ -131,6 +130,7 @@ public FitStatus fit(List<Double> X, List<Double> Y, List<Double> Z, List<Double
         }
 
         double avechi2Max = 1.;
+        double averageChi2 = 0;
         if (passed_fits > 0) {
             averageChi2 = chi2 / passed_fits;
             if (averageChi2 > avechi2Max) {
diff --git a/reconstruction/cvt/src/main/java/org/jlab/rec/cvt/fit/StraightTrackFitter.java b/reconstruction/cvt/src/main/java/org/jlab/rec/cvt/fit/StraightTrackFitter.java
index 0a3c4be174..3a848528be 100644
--- a/reconstruction/cvt/src/main/java/org/jlab/rec/cvt/fit/StraightTrackFitter.java
+++ b/reconstruction/cvt/src/main/java/org/jlab/rec/cvt/fit/StraightTrackFitter.java
@@ -79,7 +79,6 @@ public FitStatus fit(List<Double> X, List<Double> Y, List<Double> Z, List<Double
         double slope = _xyfit.getFit().slope();
         double intercept = _xyfit.getFit().intercept();
         Line3D line = new Line3D(new Point3D(X.get(0),slope*X.get(0)+intercept,0), new Point3D(X.get(1),slope*X.get(1)+intercept,0));
-        double fit_dca = 0;
         Point3D xydoca = line.distance(new Point3D(this.getXb(), this.getYb(),0)).origin();
         
         double fit_phi_at_dca = line.direction().phi();
@@ -89,12 +88,9 @@ public FitStatus fit(List<Double> X, List<Double> Y, List<Double> Z, List<Double
         }
         double x = xydoca.x();
         double y = xydoca.y();
-        fit_dca = Math.atan2(-x,y);
-        if(Math.cos(fit_phi_at_dca)>0.1) {
-            fit_dca = y/Math.cos(fit_phi_at_dca);
-        } else {
-            fit_dca = -x/Math.sin(fit_phi_at_dca);
-        }
+        double fit_dca = Math.cos(fit_phi_at_dca)>0.1 ?
+                         y/Math.cos(fit_phi_at_dca) :
+                        -x/Math.sin(fit_phi_at_dca);
         
         //Line fit
         _linefit = new LineFitter();