[PWGCF] bitmask fix to fill properly

Author: MaximVirta

PWGCF/GenericFramework/Tasks/flowGfwV02.cxx

@@ -1016,13 +1016,13 @@ struct FlowGfwV02 {
     // Fill cumulants for different particles
     // ***Need to add proper weights for each particle!***
     if (withinPtRef)
-      fGFW->Fill(track.eta(), fSecondAxis->FindBin(track.pt()) - 1, track.phi(), weff * wacc, 0);
+      fGFW->Fill(track.eta(), fSecondAxis->FindBin(track.pt()) - 1, track.phi(), weff * wacc, 1);
     if (withinPtPOI && pidInd == PidPions)
-      fGFW->Fill(track.eta(), fSecondAxis->FindBin(track.pt()) - 1, track.phi(), weff * wacc, PidPions);
+      fGFW->Fill(track.eta(), fSecondAxis->FindBin(track.pt()) - 1, track.phi(), weff * wacc, PidPions+1);
     if (withinPtPOI && pidInd == PidKaons)
-      fGFW->Fill(track.eta(), fSecondAxis->FindBin(track.pt()) - 1, track.phi(), weff * wacc, PidKaons);
+      fGFW->Fill(track.eta(), fSecondAxis->FindBin(track.pt()) - 1, track.phi(), weff * wacc, PidKaons+1);
     if (withinPtPOI && pidInd == PidProtons)
-      fGFW->Fill(track.eta(), fSecondAxis->FindBin(track.pt()) - 1, track.phi(), weff * wacc, PidProtons);
+      fGFW->Fill(track.eta(), fSecondAxis->FindBin(track.pt()) - 1, track.phi(), weff * wacc, PidProtons+1);
     return;
   }