Remove extension elements with bad covariance

5e261c42 · Johannes Junggeburth · 854017d4 · 5e261c42
Commit 5e261c42 authored 4 years ago by Johannes Junggeburth
--- a/MuonSpectrometer/MuonReconstruction/MuonRecTools/MuonTGRecTools/src/MuonSystemExtensionTool.cxx
+++ b/MuonSpectrometer/MuonReconstruction/MuonRecTools/MuonTGRecTools/src/MuonSystemExtensionTool.cxx
 /*
-  Copyright (C) 2002-2020 CERN for the benefit of the ATLAS collaboration
+  Copyright (C) 2002-2021 CERN for the benefit of the ATLAS collaboration
 */

 #include "MuonSystemExtensionTool.h"
@@ -225,7 +225,7 @@ MuonSystemExtensionTool::muonSystemExtension(const xAOD::TrackParticle&  indetTr
        // create shared pointer and add to garbage collection
        std::shared_ptr<const Trk::TrackParameters> sharedPtr(exPars);
        //    reject intersections with very big uncertainties (parallel to surface)
-        if (Amg::error(*exPars->covariance(), Trk::locX) > 10000.
+        if (!Amg::valid_cov(*exPars->covariance()) || Amg::error(*exPars->covariance(), Trk::locX) > 10000.
            || Amg::error(*exPars->covariance(), Trk::locY) > 10000.)
            continue;