//***********************************************************
#include <TMath.h>
+#include <TRef.h>
+#include <TClonesArray.h>
#include "AliAODVertex.h"
-#include "AliVParticle.h"
+#include "AliAODTrack.h"
+#include "AliVTrack.h"
-class AliAODRecoDecay : public AliVParticle {
+class AliVVertex;
+
+class AliAODRecoDecay : public AliVTrack {
public:
// decay vertex
- Double_t GetSecVtxX() const {return fSecondaryVtx->GetX();}
- Double_t GetSecVtxY() const {return fSecondaryVtx->GetY();}
- Double_t GetSecVtxZ() const {return fSecondaryVtx->GetZ();}
+ Double_t GetSecVtxX() const {return GetSecondaryVtx()->GetX();}
+ Double_t GetSecVtxY() const {return GetSecondaryVtx()->GetY();}
+ Double_t GetSecVtxZ() const {return GetSecondaryVtx()->GetZ();}
Double_t RadiusSecVtx() const;
void SetSecondaryVtx(AliAODVertex *vtx2) {fSecondaryVtx=vtx2;}
- AliAODVertex* GetSecondaryVtx() const {return fSecondaryVtx;}
+ AliAODVertex* GetSecondaryVtx() const { return (((AliAODVertex*)fSecondaryVtx.GetObject()) ? (AliAODVertex*)fSecondaryVtx.GetObject() : GetOwnSecondaryVtx()); }
+ void SetOwnSecondaryVtx(AliAODVertex *vtx2) {fOwnSecondaryVtx=vtx2;}
+ AliAODVertex* GetOwnSecondaryVtx() const {return fOwnSecondaryVtx;}
void GetSecondaryVtx(Double_t vtx[3]) const;
- Double_t GetReducedChi2() const {return fSecondaryVtx->GetChi2perNDF();}
+ Double_t GetReducedChi2() const {return GetSecondaryVtx()->GetChi2perNDF();}
Short_t Charge() const {return fCharge;}
Short_t GetCharge() const {return fCharge;}
void SetCharge(Short_t charge=0) {fCharge=charge;}
+ // Match to MC signal:
+ // check if this candidate is matched to a MC signal
+ // If no, return -1
+ // If yes, return label (>=0) of the AliAODMCParticle
+ // if ndgCk>0, checks also daughters PDGs
+ Int_t MatchToMC(Int_t pdgabs,TClonesArray *mcArray,Int_t ndgCk=0,Int_t *pdgDg=0) const;
+
// PID
void SetPID(Int_t nprongs,Double_t *pid);
Double_t *GetPID() const { return fPID; }
virtual const Double_t *PID() const { return fPID; }
// prong-to-prong DCAs
- void SetDCAs(Int_t nDCA,Float_t *dca);
- void SetDCA(Float_t dca); // 2 prong
- Float_t GetDCA(Int_t i=0) const {return fDCA[i];}
+ void SetDCAs(Int_t nDCA,Double_t *dca);
+ void SetDCA(Double_t dca); // 2 prong
+ Double_t GetDCA(Int_t i=0) const {return fDCA[i];}
//event and run number
void SetEventRunNumbers(Int_t en,Int_t rn)
Int_t GetEventNumber() const { return fEventNumber; }
Int_t GetRunNumber() const { return fRunNumber; }
+ // methods of AliVTrack
+ virtual Int_t GetID() const { return -1; }
+ virtual UChar_t GetITSClusterMap() const;
+ virtual ULong_t GetStatus() const;
+ virtual Bool_t GetXYZ(Double_t *p) const { return XvYvZv(p); }
+ virtual Bool_t GetCovarianceXYZPxPyPz(Double_t cv[21]) const;
+ virtual Bool_t PropagateToDCA(const AliVVertex* vtx,Double_t b,Double_t maxd,Double_t dz[2],Double_t covar[3]);
+
// kinematics & topology
Double_t Px() const;
Double_t Py() const;
Double_t P() const {return TMath::Sqrt(Px()*Px()+Py()*Py()+Pz()*Pz());}
Double_t Pt() const {return TMath::Sqrt(Px()*Px()+Py()*Py());}
Double_t OneOverPt() const {return (Pt() ? 1./Pt() : 0.);}
- Double_t Phi() const {return TMath::ATan2(Py(),Px());}
+ Bool_t PxPyPz(Double_t p[3]) const { p[0] = Px(); p[1] = Py(); p[2] = Pz(); return kTRUE; }
+ Double_t Phi() const {return TMath::Pi()+TMath::ATan2(-Py(),-Px());}
Double_t Theta() const {return 0.5*TMath::Pi()-TMath::ATan(Pz()/(Pt()+1.e-13));}
Double_t Eta() const {return 0.5*TMath::Log((P()+Pz())/(P()-Pz()+1.e-13));}
+ Double_t Xv() const { return GetSecVtxX(); }
+ Double_t Yv() const { return GetSecVtxY(); }
+ Double_t Zv() const { return GetSecVtxZ(); }
+ virtual Bool_t XvYvZv(Double_t x[3]) const { x[0] = Xv(); x[1] = Yv(); x[2] = Zv(); return kTRUE; }
Double_t E(UInt_t pdg) const;
Double_t Y(UInt_t pdg) const {return 0.5*TMath::Log((E(pdg)+Pz())/(E(pdg)-Pz()+1.e-13));}
Double_t DecayLength(Double_t point[3]) const;
Double_t DecayLength(AliAODVertex *vtx1) const
- {return fSecondaryVtx->DistanceToVertex(vtx1);}
+ {return GetSecondaryVtx()->DistanceToVertex(vtx1);}
Double_t DecayLengthError(AliAODVertex *vtx1) const
- {return fSecondaryVtx->ErrorDistanceToVertex(vtx1);}
+ {return GetSecondaryVtx()->ErrorDistanceToVertex(vtx1);}
Double_t NormalizedDecayLength(AliAODVertex *vtx1) const
{return DecayLength(vtx1)/DecayLengthError(vtx1);}
Double_t DecayLengthXY(Double_t point[3]) const;
Double_t DecayLengthXY(AliAODVertex *vtx1) const
- {return fSecondaryVtx->DistanceXYToVertex(vtx1);}
+ {return GetSecondaryVtx()->DistanceXYToVertex(vtx1);}
Double_t DecayLengthXYError(AliAODVertex *vtx1) const
- {return fSecondaryVtx->ErrorDistanceXYToVertex(vtx1);}
+ {return GetSecondaryVtx()->ErrorDistanceXYToVertex(vtx1);}
Double_t NormalizedDecayLengthXY(AliAODVertex *vtx1) const
{return DecayLengthXY(vtx1)/DecayLengthXYError(vtx1);}
Double_t Ct(UInt_t pdg,Double_t point[3]) const;
Double_t ImpParXY(AliAODVertex *vtx1) const;
// prongs
- //Int_t GetNProngs() const {return fSecondaryVtx->GetNDaughters();}
- Int_t GetNProngs() const {return fNProngs;}
+ Int_t GetNProngs() const {return fNProngs;}
+ Int_t GetNDaughters() const {return GetSecondaryVtx()->GetNDaughters();}
+ TObject *GetDaughter(Int_t i) const {return (GetNDaughters()>i ? GetSecondaryVtx()->GetDaughter(i) : 0x0);}
- Short_t ChargeProng(Int_t ip) const;
+ Short_t ChargeProng(Int_t ip) const;
Double_t Getd0Prong(Int_t ip) const {return fd0[ip];}
Double_t Prodd0d0(Int_t ip1=0,Int_t ip2=0) const {return fd0[ip1]*fd0[ip2];}
Double_t PxProng(Int_t ip) const {return fPx[ip];}
// print
void Print(Option_t* option = "") const;
- //void PrintIndices() const {fSecondaryVtx->PrintIndices();}
+ //void PrintIndices() const {GetSecondaryVtx()->PrintIndices();}
// dummy functions for inheritance from AliVParticle
Double_t E() const
{printf("Dummy function; use AliAODRecoDecay::Y(UInt_t pdg) instead"); return (Double_t)-999.;}
Double_t M() const
{printf("Dummy function"); return (Double_t)-999.;}
-
+ Int_t GetLabel() const {return -1;}
+ Int_t PdgCode() const {return 0;}
+
protected:
- AliAODVertex *fSecondaryVtx; // decay vertex
- Short_t fCharge; // charge, use this convention for prongs charges:
- // if(charge== 0) even-index prongs are +
- // odd-index prongs are -
- // if(charge==+1) even-index prongs are +
- // odd-index prongs are -
- // if(charge==-1) even-index prongs are -
- // odd-index prongs are +
+ Int_t MatchToMC(Int_t pdgabs,TClonesArray *mcArray,Int_t dgLabels[10],Int_t ndg,Int_t ndgCk=0,Int_t *pdgDg=0) const;
+ Int_t MatchToMC(Int_t pdgabs,TClonesArray *mcArray,Int_t dgLabels[10]) const { return MatchToMC(pdgabs,mcArray,dgLabels,GetNDaughters()); }
+
+ TRef fSecondaryVtx; // decay vertex
+ AliAODVertex *fOwnSecondaryVtx; // temporary solution (to work outside AliAODEvent)
+ Short_t fCharge; // charge, use this convention for prongs charges:
+ // if(charge== 0) even-index prongs are +
+ // odd-index prongs are -
+ // if(charge==+1) even-index prongs are +
+ // odd-index prongs are -
+ // if(charge==-1) even-index prongs are -
+ // odd-index prongs are +
// TEMPORARY, to be removed when we do analysis on AliAODEvent
- Int_t fNProngs; // number of prongs
- Int_t fNDCA; // number of dca's
- Int_t fNPID; // number of PID probabilities
- Double_t *fPx; //[fNProngs] px of tracks at the vertex [GeV/c]
- Double_t *fPy; //[fNProngs] py of tracks at the vertex [GeV/c]
- Double_t *fPz; //[fNProngs] pz of tracks at the vertex [GeV/c]
- Double_t *fd0; //[fNProngs] rphi impact params w.r.t. Primary Vtx [cm]
- Float_t *fDCA; //[fNDCA] prong-to-prong DCA [cm]
- // convention:fDCA[0]=p0p1,fDCA[1]=p0p2,fDCA[2]=p1p2,...
- Double_t *fPID; //[fNPID] combined pid
- // (combined detector response probabilities)
+ Int_t fNProngs; // number of prongs
+ Int_t fNDCA; // number of dca's
+ Int_t fNPID; // number of PID probabilities
+ Double32_t *fPx; //[fNProngs] px of tracks at the vertex [GeV/c]
+ Double32_t *fPy; //[fNProngs] py of tracks at the vertex [GeV/c]
+ Double32_t *fPz; //[fNProngs] pz of tracks at the vertex [GeV/c]
+ Double32_t *fd0; //[fNProngs] rphi impact params w.r.t. Primary Vtx [cm]
+ Double32_t *fDCA; //[fNDCA] prong-to-prong DCA [cm]
+ // convention:fDCA[0]=p0p1,fDCA[1]=p0p2,fDCA[2]=p1p2,...
+ Double32_t *fPID; //[fNPID] combined pid
+ // (combined detector response probabilities)
// TEMPORARY, to be removed when we do analysis on AliAODEvent
Int_t fEventNumber;
Int_t fRunNumber;
// TO BE PUT IN SPECIAL MC CLASS
//Bool_t fSignal; // TRUE if signal, FALSE if background (for simulation)
- //Int_t fEvent; // number of the event this candidate comes from
//Int_t fTrkNum[2]; // numbers of the two decay tracks
//Int_t fPdg[2]; // PDG codes of the two tracks (for sim.)
//Int_t fMum[2]; // PDG codes of the mothers (for sim.)
//
- ClassDef(AliAODRecoDecay,1) // base class for AOD reconstructed decays
+ ClassDef(AliAODRecoDecay,4) // base class for AOD reconstructed decays
};
inline void AliAODRecoDecay::GetSecondaryVtx(Double_t vtx[3]) const
{
- fSecondaryVtx->GetPosition(vtx);
+ GetSecondaryVtx()->GetPosition(vtx);
return;
}
return QtProngFlightLine(ip,v);
}
-inline void AliAODRecoDecay::SetDCAs(Int_t nDCA,Float_t *dca)
+inline void AliAODRecoDecay::SetDCAs(Int_t nDCA,Double_t *dca)
{
if(nDCA!=(GetNProngs()*(GetNProngs()-1)/2)) {
printf("Wrong number of DCAs, must be nProngs*(nProngs-1)/2");
return;
}
if(fDCA) delete [] fDCA;
- fDCA = new Float_t[nDCA];
+ fNDCA = nDCA;
+ fDCA = new Double32_t[nDCA];
for(Int_t i=0;i<nDCA;i++)
fDCA[i] = dca[i];
return;
}
-inline void AliAODRecoDecay::SetDCA(Float_t dca)
+inline void AliAODRecoDecay::SetDCA(Double_t dca)
{
- Float_t ddca[1]; ddca[0]=dca;
+ Double_t ddca[1]; ddca[0]=dca;
SetDCAs(1,ddca);
return;
}
return;
}
if(fPID) delete [] fPID;
- fPID = new Double_t[nprongs*5];
+ fNPID = nprongs*5;
+ fPID = new Double32_t[nprongs*5];
for(Int_t i=0;i<nprongs;i++)
for(Int_t j=0;j<5;j++)
fPID[i*5+j] = pid[i*5+j];
#endif
+