#include <TDatabasePDG.h>
#include "AliAODRecoDecayHF.h"
#include "AliAODRecoDecayHF3Prong.h"
+#include "AliAODTrack.h"
ClassImp(AliAODRecoDecayHF3Prong)
// assignment operator
//
if(&source == this) return *this;
- fOwnPrimaryVtx = source.fOwnPrimaryVtx;
- fSecondaryVtx = source.fSecondaryVtx;
- fCharge = source.fCharge;
- fNProngs = source.fNProngs;
- fNDCA = source.fNDCA;
- fNPID = source.fNPID;
- fEventNumber = source.fEventNumber;
- fRunNumber = source.fRunNumber;
+
+ AliAODRecoDecayHF::operator=(source);
+
fDist12toPrim= source.fDist12toPrim;
fDist23toPrim= source.fDist23toPrim;
fSigmaVert= source.fSigmaVert;
- if(source.GetNProngs()>0) {
- fd0 = new Double_t[GetNProngs()];
- fd0err = new Double_t[GetNProngs()];
- memcpy(fd0,source.fd0,GetNProngs()*sizeof(Double_t));
- memcpy(fd0err,source.fd0err,GetNProngs()*sizeof(Double_t));
- if(source.fPx) {
- fPx = new Double_t[GetNProngs()];
- fPy = new Double_t[GetNProngs()];
- fPz = new Double_t[GetNProngs()];
- memcpy(fPx,source.fPx,GetNProngs()*sizeof(Double_t));
- memcpy(fPy,source.fPy,GetNProngs()*sizeof(Double_t));
- memcpy(fPz,source.fPz,GetNProngs()*sizeof(Double_t));
- }
- if(source.fPID) {
- fPID = new Double_t[5*GetNProngs()];
- memcpy(fPID,source.fPID,GetNProngs()*sizeof(Double_t));
- }
- if(source.fDCA) {
- fDCA = new Double32_t[GetNProngs()*(GetNProngs()-1)/2];
- memcpy(fDCA,source.fDCA,(GetNProngs()*(GetNProngs()-1)/2)*sizeof(Float_t));
- }
- if(source.fProngID) {
- fProngID = new UShort_t[GetNProngs()];
- memcpy(fProngID,source.fProngID,GetNProngs()*sizeof(UShort_t));
- }
- }
+
return *this;
}
+//-------------Temporary fix: overload AliAODRecoDecay::Charge()-----------
+Short_t AliAODRecoDecayHF3Prong::Charge() const {
+ Short_t charge=0;
+ for(Int_t daught=0;daught<=2;daught++)charge=charge+((AliAODTrack*)GetDaughter(daught))->Charge();
+ return charge;
+}
//--------------------------------------------------------------------------
Bool_t AliAODRecoDecayHF3Prong::SelectDplus(const Double_t *cuts)
const {
if(TMath::Abs(PtProng(2)) < cuts[2] || TMath::Abs(Getd0Prong(2))<cuts[4])return kFALSE;//Pion2
//DCA
- for(Int_t i=0;i<3;i++) if(cuts[11]>0 && GetDCA(i)>cuts[11])return kFALSE;
+ for(Int_t i=0;i<3;i++) if(GetDCA(i)>cuts[11])return kFALSE;
//2track cuts
if(fDist12toPrim<cuts[5] || fDist23toPrim<cuts[5])return kFALSE;
return kTRUE;
}
//--------------------------------------------------------------------------
-Bool_t AliAODRecoDecayHF3Prong::SelectDs(const Double_t *cuts,Int_t &okDsKKpi,Int_t &okDspiKK)
+Bool_t AliAODRecoDecayHF3Prong::SelectDs(const Double_t *cuts,Int_t &okDsKKpi,Int_t &okDspiKK, Int_t &okMassPhi, Int_t &okMassK0star)
const {
//
-// This function compares the Ds with a set of cuts (only mass at the moment)
+// This function compares the Ds with a set of cuts
+// (same variables as D+, for now)
//
// cuts[0] = inv. mass half width [GeV]
+// cuts[1] = pTK [GeV/c]
+// cuts[2] = pTPi [GeV/c]
+// cuts[3] = d0K [cm] lower limit!
+// cuts[4] = d0Pi [cm] lower limit!
+// cuts[5] = dist12 (cm)
+// cuts[6] = sigmavert (cm)
+// cuts[7] = dist prim-sec (cm)
+// cuts[8] = pM=Max{pT1,pT2,pT3} (GeV/c)
+// cuts[9] = cosThetaPoint
+// cuts[10] = Sum d0^2 (cm^2)
+// cuts[11] = dca cut (cm)
+// cuts[12] = max. inv. mass difference(Mphi-MKK) [GeV]
+// cuts[13] = max. inv. mass difference(MK0*-MKpi) [GeV]
//
// If candidate Ds does not pass the cuts return kFALSE
//
Double_t mDsKKpi,mDspiKK;
okDsKKpi=1; okDspiKK=1;
+ okMassPhi=0; okMassK0star=0;
Double_t mDsPDG = TDatabasePDG::Instance()->GetParticle(431)->Mass();
if(TMath::Abs(mDspiKK-mDsPDG)>cuts[0]) okDspiKK = 0;
if(!okDsKKpi && !okDspiKK) return kFALSE;
+ //single track
+ if(TMath::Abs(PtProng(0)) < cuts[1] || TMath::Abs(Getd0Prong(0))<cuts[3])return kFALSE;//Kaon1
+ if(TMath::Abs(PtProng(1)) < cuts[1] || TMath::Abs(Getd0Prong(1))<cuts[3])return kFALSE;//Kaon2
+ if(TMath::Abs(PtProng(2)) < cuts[2] || TMath::Abs(Getd0Prong(2))<cuts[4])return kFALSE;//Pion
+
+ // cuts on resonant decays (via Phi or K0*)
+ Double_t mPhiPDG = TDatabasePDG::Instance()->GetParticle(333)->Mass();
+ Double_t mK0starPDG = TDatabasePDG::Instance()->GetParticle(313)->Mass();
+ if(okDsKKpi){
+ Double_t mass01phi=InvMass2Prongs(0,1,321,321);
+ Double_t mass12K0s=InvMass2Prongs(1,2,321,211);
+ if(TMath::Abs(mass01phi-mPhiPDG)<cuts[12]) okMassPhi=1;
+ if(TMath::Abs(mass12K0s-mK0starPDG)<cuts[13]) okMassK0star = 1;
+ if(!okMassPhi && !okMassK0star) okDsKKpi=kFALSE;
+ }
+ if(okDspiKK){
+ Double_t mass01K0s=InvMass2Prongs(0,1,211,321);
+ Double_t mass12phi=InvMass2Prongs(1,2,321,321);
+ if(TMath::Abs(mass01K0s-mK0starPDG)<cuts[13]) okMassK0star = 1;
+ if(TMath::Abs(mass12phi-mPhiPDG)<cuts[12]) okMassPhi=1;
+ if(!okMassPhi && !okMassK0star) okDspiKK=kFALSE;
+ }
+ if(!okDsKKpi && !okDspiKK) return kFALSE;
+
+
+
+
+ //DCA
+ for(Int_t i=0;i<3;i++) if(GetDCA(i)>cuts[11])return kFALSE;
+
+ //2track cuts
+ if(fDist12toPrim<cuts[5] || fDist23toPrim<cuts[5])return kFALSE;
+
+ //sec vert
+ if(fSigmaVert>cuts[6])return kFALSE;
+
+ if(DecayLength()<cuts[7])return kFALSE;
+
+ if(TMath::Abs(PtProng(0))<cuts[8] && TMath::Abs(PtProng(1))<cuts[8] && TMath::Abs(PtProng(2))<cuts[8])return kFALSE;
+ if(CosPointingAngle() < cuts[9])return kFALSE;
+ Double_t sum2=Getd0Prong(0)*Getd0Prong(0)+Getd0Prong(1)*Getd0Prong(1)+Getd0Prong(2)*Getd0Prong(2);
+ if(sum2<cuts[10])return kFALSE;
+
return kTRUE;
}
//--------------------------------------------------------------------------
Bool_t AliAODRecoDecayHF3Prong::SelectLc(const Double_t *cuts,Int_t &okLcpKpi,Int_t &okLcpiKp)
const {
//
-// This function compares the Lc with a set of cuts (only mass at the moment)
+// This function compares the Lc with a set of cuts
+// (same variables as D+, for now)
//
// cuts[0] = inv. mass half width [GeV]
+// cuts[1] = pTP [GeV/c]
+// cuts[2] = pTPi and pTK [GeV/c]
+// cuts[3] = d0P [cm] lower limit!
+// cuts[4] = d0Pi and d0K [cm] lower limit!
+// cuts[5] = dist12 (cm)
+// cuts[6] = sigmavert (cm)
+// cuts[7] = dist prim-sec (cm)
+// cuts[8] = pM=Max{pT1,pT2,pT3} (GeV/c)
+// cuts[9] = cosThetaPoint
+// cuts[10] = Sum d0^2 (cm^2)
+// cuts[11] = dca cut (cm)
//
// If candidate Lc does not pass the cuts return kFALSE
//
if(TMath::Abs(mLcpiKp-mLcPDG)>cuts[0]) okLcpiKp = 0;
if(!okLcpKpi && !okLcpiKp) return kFALSE;
+ //single track
+ if(TMath::Abs(PtProng(0)) < cuts[1] || TMath::Abs(Getd0Prong(0))<cuts[3])return kFALSE;//Proton
+ if(TMath::Abs(PtProng(1)) < cuts[2] || TMath::Abs(Getd0Prong(1))<cuts[4])return kFALSE;//Kaon
+ if(TMath::Abs(PtProng(2)) < cuts[2] || TMath::Abs(Getd0Prong(2))<cuts[4])return kFALSE;//Pion
+
+ //DCA
+ for(Int_t i=0;i<3;i++) if(GetDCA(i)>cuts[11])return kFALSE;
+
+ //2track cuts
+ if(fDist12toPrim<cuts[5] || fDist23toPrim<cuts[5])return kFALSE;
+ if(Getd0Prong(0)*Getd0Prong(1)<0. && Getd0Prong(2)*Getd0Prong(1)<0.)return kFALSE;
+
+ //sec vert
+ if(fSigmaVert>cuts[6])return kFALSE;
+
+ if(DecayLength()<cuts[7])return kFALSE;
+
+ if(TMath::Abs(PtProng(0))<cuts[8] && TMath::Abs(PtProng(1))<cuts[8] && TMath::Abs(PtProng(2))<cuts[8])return kFALSE;
+ if(CosPointingAngle() < cuts[9])return kFALSE;
+ Double_t sum2=Getd0Prong(0)*Getd0Prong(0)+Getd0Prong(1)*Getd0Prong(1)+Getd0Prong(2)*Getd0Prong(2);
+ if(sum2<cuts[10])return kFALSE;
+
return kTRUE;
}