for (Int_t i=0;i<6;i++) fClusters[0][i] = clp[i];
for (Int_t i=0;i<6;i++) fClusters[1][i] = clm[i];
}
+
+Float_t AliESDv0::GetEffMass(UInt_t p1, UInt_t p2){
+ //
+ // calculate effective mass
+ //
+ const Float_t kpmass[5] = {5.10000000000000037e-04,1.05660000000000004e-01,1.39570000000000000e-01,
+ 4.93599999999999983e-01, 9.38270000000000048e-01};
+ if (p1>4) return -1;
+ if (p2>4) return -1;
+ Float_t mass1 = kpmass[p1];
+ Float_t mass2 = kpmass[p2];
+ Double_t *m1 = fPmom;
+ Double_t *m2 = fNmom;
+ //
+ //if (fRP[p1]+fRM[p2]<fRP[p2]+fRM[p1]){
+ // m1 = fPM;
+ // m2 = fPP;
+ //}
+ //
+ Float_t e1 = TMath::Sqrt(mass1*mass1+
+ m1[0]*m1[0]+
+ m1[1]*m1[1]+
+ m1[2]*m1[2]);
+ Float_t e2 = TMath::Sqrt(mass2*mass2+
+ m2[0]*m2[0]+
+ m2[1]*m2[1]+
+ m2[2]*m2[2]);
+ Float_t mass =
+ (m2[0]+m1[0])*(m2[0]+m1[0])+
+ (m2[1]+m1[1])*(m2[1]+m1[1])+
+ (m2[2]+m1[2])*(m2[2]+m1[2]);
+
+ mass = TMath::Sqrt((e1+e2)*(e1+e2)-mass);
+ return mass;
+}
Double_t ChangeMassHypothesis(Int_t code=kK0Short);
Int_t GetPdgCode() const {return fPdgCode;}
+ Float_t GetEffMass(UInt_t p1, UInt_t p2);
Float_t GetEffMass() const {return fEffMass;}
Float_t GetChi2V0() const {return fChi2V0;}
void GetPxPyPz(Double_t &px, Double_t &py, Double_t &pz) const;