[PWGLF] Storing signed pt to output histograms (#14396)

Author: GiorgioAlbertoLucia

PWGLF/TableProducer/Nuspex/he3HadronFemto.cxx

@@ -1335,19 +1335,19 @@ struct he3HadronFemto {
         continue;
 
       const float itsNSigmaHad = settingHadPDGCode == PDG_t::kProton ? mResponseITS.nSigmaITS<o2::track::PID::Proton>(track.itsClusterSizes(), track.p(), track.eta()) : mResponseITS.nSigmaITS<o2::track::PID::Pion>(track.itsClusterSizes(), track.p(), track.eta());
-      mQaRegistry.fill(HIST("Had/h2NsigmaHadronITS_preselection"), track.pt(), itsNSigmaHad);
+      mQaRegistry.fill(HIST("Had/h2NsigmaHadronITS_preselection"), track.sign() * track.pt(), itsNSigmaHad);
 
       if (selectDcaNsigmaCut(track, Species::kHad) && (itsNSigmaHad > settingCutNsigmaITSHad)) {
 
-        mQaRegistry.fill(HIST("Had/hHadronPt"), track.pt());
-        mQaRegistry.fill(HIST("Had/h2NsigmaHadronITS"), track.pt(), itsNSigmaHad);
+        mQaRegistry.fill(HIST("Had/hHadronPt"), track.sign() * track.pt());
+        mQaRegistry.fill(HIST("Had/h2NsigmaHadronITS"), track.sign() * track.pt(), itsNSigmaHad);
 
         const float tpcNSigmaHad = computeTPCNSigmaHadron(track);
-        mQaRegistry.fill(HIST("Had/h2NsigmaHadronTPC_preselection"), track.pt(), tpcNSigmaHad);
+        mQaRegistry.fill(HIST("Had/h2NsigmaHadronTPC_preselection"), track.sign() * track.pt(), tpcNSigmaHad);
 
         if (track.hasTOF()) {
           const float tofNSigmaHad = computeTOFNSigmaHadron(track);
-          mQaRegistry.fill(HIST("Had/h2NsigmaHadronTOF_preselection"), track.pt(), tofNSigmaHad);
+          mQaRegistry.fill(HIST("Had/h2NsigmaHadronTOF_preselection"), track.sign() * track.pt(), tofNSigmaHad);
         }
       }
 
@@ -1358,10 +1358,10 @@ struct he3HadronFemto {
       if (!selectTrack(track, Species::kHe3) || !selectDcaNsigmaCut(track, Species::kHe3) || (itsNSigmaHe3 < settingCutNsigmaITSHe3))
         continue;
 
-      mQaRegistry.fill(HIST("He3/hHe3Pt"), ptHe3Corrected);
+      mQaRegistry.fill(HIST("He3/hHe3Pt"), track.sign() * ptHe3Corrected);
       mQaRegistry.fill(HIST("He3/hDCAxyHe3"), track.dcaXY());
       mQaRegistry.fill(HIST("He3/hDCAzHe3"), track.dcaZ());
-      mQaRegistry.fill(HIST("He3/h2NsigmaHe3ITS"), ptHe3Corrected, itsNSigmaHe3);
+      mQaRegistry.fill(HIST("He3/h2NsigmaHe3ITS"), track.sign() * ptHe3Corrected, itsNSigmaHe3);
 
       bool heliumPID = track.pidForTracking() == o2::track::PID::Helium3 || track.pidForTracking() == o2::track::PID::Alpha;
       float correctedTPCinnerParam = (heliumPID && settingCompensatePIDinTracking) ? track.tpcInnerParam() / 2.f : track.tpcInnerParam();