reconstruction.py: chi2CutOff is a list with acts@15.1: (vs eta bins)

options/reconstruction.py

@@ -661,6 +661,16 @@ truth_trk_init = TrackParamTruthInit("truth_trk_init",
 algorithms.append(truth_trk_init)
 
 # Tracking algorithms
+try:
+    trk_find_alg = CKFTracking("trk_find_alg",
+        inputSourceLinks = sourcelinker.outputSourceLinks,
+        inputMeasurements = sourcelinker.outputMeasurements,
+        inputInitialTrackParameters = truth_trk_init.outputInitialTrackParameters,
+        outputTrajectories = "trajectories",
+	chi2CutOff = [50.]
+    )
+    algorithms.append(trk_find_alg)
+except ValueError:
     trk_find_alg = CKFTracking("trk_find_alg",
         inputSourceLinks = sourcelinker.outputSourceLinks,
         inputMeasurements = sourcelinker.outputMeasurements,