diff -u -r1.10 -r1.11
--- StereoHitMaker.java	19 Jan 2011 20:44:05 -0000	1.10
+++ StereoHitMaker.java	19 Mar 2012 22:25:29 -0000	1.11
@@ -22,10 +22,10 @@

  * @version 1.0
  */
 public class StereoHitMaker {

-

+    boolean debug=true;

     private double _tolerance;
     private double _maxsep;

-    private double _eps = 1.0e-6;

+    private double _eps = 1.0e-4;

 
     /**
      * Creates a new instance of StereoHitMaker with default parameters:

@@ -183,17 +183,23 @@

      * @return
      */
     private boolean CheckCross(HelicalTrackStrip strip1, HelicalTrackStrip strip2) {

-

+        if(debug)
+           System.out.println("in CheckCross...");

         //  Check that the strips have the same BarrelEndcap Flag
         if (strip1.BarrelEndcapFlag() != strip2.BarrelEndcapFlag()) return false;

-

+        if(debug)
+           System.out.println("in CheckCross...pass BarrelEndcapFlag");

         //  Check that the sensors planes are parallel to each other

+       if(debug)
+           System.out.println("Strip1 : "+strip1.w().toString()+"; Strip2 "+strip2.w().toString());

         if (VecOp.cross(strip1.w(), strip2.w()).magnitude() > _eps) return false;

-

+        if(debug)
+           System.out.println("in CheckCross...planes are parallel");

         //  Check that the strips aren't colinear
         double salpha = VecOp.dot(strip1.v(), strip2.u());
         if (Math.abs(salpha) < _eps) return false;

-

+        if(debug)
+           System.out.println("in CheckCross...strips aren't colinear");

         //  Locate the center of the hit strips and the difference in these positions
         Hep3Vector p1 = VecOp.add(strip1.origin(), VecOp.mult(strip1.umeas(), strip1.u()));
         Hep3Vector p2 = VecOp.add(strip2.origin(), VecOp.mult(strip2.umeas(), strip2.u()));

@@ -202,7 +208,8 @@

         //  Check that the sensor separation meets requirements
         double separation = Math.abs(VecOp.dot(dp, strip1.w()));
         if (separation > _maxsep) return false;

-

+          if(debug)
+           System.out.println("in CheckCross...strips pass maxsep test");

         //  Check if we can form a cross within tolerances
         double mytolerance = _tolerance;
         if (Math.abs(salpha) > 0.99) mytolerance = 0.01;  //strips are almost perp...don't allow much tolerance

@@ -210,10 +217,13 @@

         double vtol = Math.abs(separation * mytolerance / salpha);
         if (v1 > strip1.vmax() + vtol) return false;
         if (v1 < strip1.vmin() - vtol) return false;

+          if(debug)
+           System.out.println("in CheckCross...strip1 within tolerence");

         double v2 = VecOp.dot(dp, strip1.u()) / salpha;
         if (v2 > strip2.vmax() + vtol) return false;
         if (v2 < strip2.vmin() - vtol) return false;

-

+         if(debug)
+           System.out.println("in CheckCross...strip2 within tolerence");

         //  Passed all tests - OK to make stereo hit from this strip pair
         return true;
     }