message: reverting parts of Xi mass calculation
diff: @@ -1800,17 +1800,18 @@ float AliAnalysisTaskPOmegaPenne::CalculateInvMassXi(TVector3 momBach, int PGGba
  float massPosDaugh = TDatabasePDG::Instance()->GetParticle(PDGposDaughter)->Mass(); // Proton 2212 or antiPion 211
  float massNegDaugh = TDatabasePDG::Instance()->GetParticle(PDGnegDaughter)->Mass(); // Pion 211 or antiProton 2212
  float massBach = TDatabasePDG::Instance()->GetParticle(PGGbach)->Mass(); // Pion 211 or antiPion 211
  - float massV0 = CalculateInvMassLambda(momNegDaughter, PDGnegDaughter, momPosDaughter, PDGposDaughter); // Lambda
  + // float massV0 = CalculateInvMassLambda(momNegDaughter, PDGnegDaughter, momPosDaughter, PDGposDaughter); // nutze PDG masse // Lambda
  + float massV0 = TDatabasePDG::Instance()->GetParticle(3122)->Mass(); // lambda 3122
  TVector3 PtotV0 = (momPosDaughter + momNegDaughter);
  - float Ev0 = ::sqrt(massV0 * massV0 + PtotV0.Mag2());
  + float Ev0 = TMath::Sqrt(massV0 * massV0 + PtotV0.Mag2());
  - float EBach = ::sqrt(massBach + momBach.Mag2());
  + float EBach = TMath::Sqrt(massBach + momBach.Mag2());
  // float Ptot2Casc = (PtotV0 + momBach).Mag2(); // alt und vllt falsch
  float Ptot2Casc = momXi.Mag2();
  // return ::sqrt(pow(Ev0 + EBach,2) - Ptot2Casc); // alt und vllt falsch
  - return ::sqrt(pow(Ev0 + EBach,2) - Ptot2Casc);
  + return TMath::Sqrt(TMath::Power(Ev0 + EBach,2) - Ptot2Casc);
  }
  float AliAnalysisTaskPOmegaPenne::CalculateInvMassXi(AliFemtoDreamBasePart *xiParticle, bool isAntiParticle)
  {
  @@ -1863,6 +1864,9 @@ float AliAnalysisTaskPOmegaPenne::CalculateInvMassHere(AliFemtoDreamv0 *v0, int
  return invMass;
  }
  +//
  +// BAUSTELLE
  +//
  void AliAnalysisTaskPOmegaPenne::CleanDecayAndDecayLambdaXiInvMass(std::vector<AliFemtoDreamBasePart> *Decay1,
  std::vector<AliFemtoDreamBasePart> *Decay2)
  {
  @@ -1898,6 +1902,8 @@ void AliAnalysisTaskPOmegaPenne::CleanDecayAndDecayLambdaXiInvMass(std::vector<A
  }
  }
  }
  +// ENDE BAUSTELLE
  +//
  void AliAnalysisTaskPOmegaPenne::CleanDecay(std::vector<AliFemtoDreamBasePart> *Decay, string particleSteering)
  {
  