Set outlier chi2 cutoff also for the Acts measurement selector.

Tracking/Acts/ActsConfig/python/ActsTrackFindingConfig.py

@@ -86,8 +86,8 @@ def ActsMainTrackFindingAlgCfg(flags,
     # bins in |eta|, used for both MeasurementSelectorCuts and TrackSelector::EtaBinnedConfig
     if flags.Detector.GeometryITk:
         kwargs.setdefault("etaBins", flags.Tracking.ActiveConfig.etaBins)
-    if flags.Acts.useDefaultActsMeasurementSelector or flags.Acts.trackFindingTrackSelectorConfig <= 0:
-        # Only a single chi2 cut-off exists for the default Acts measurement selector.
+    if flags.Acts.trackFindingTrackSelectorConfig <= 0:
+        # clusters with chi2 above this value will be treated as outliers
         kwargs.setdefault("chi2CutOff", tolist(flags.Tracking.ActiveConfig.Xi2maxNoAdd))
     elif flags.Acts.trackFindingTrackSelectorConfig == 2:
         # clusters with chi2 above this value will be treated as outliers

Tracking/Acts/ActsTrackReconstruction/src/TrackFindingAlg.cxx

@@ -163,6 +163,8 @@ namespace ActsTrk
 
     if (!m_chi2CutOff.empty())
       measurementSelectorCuts.chi2CutOff = m_chi2CutOff;
+    if (!m_chi2OutlierCutOff.empty() && m_chi2OutlierCutOff.size() == m_chi2CutOff.size())
+      measurementSelectorCuts.chi2CutOffOutlier = m_chi2OutlierCutOff;
     if (!m_numMeasurementsCutOff.empty())
       measurementSelectorCuts.numMeasurementsCutOff = m_numMeasurementsCutOff;