#include "AliRDHFCutsDplustoKpipi.h"
#include "AliRDHFCutsDstoKKpi.h"
#include "AliRDHFCutsLctopKpi.h"
+#include "AliRDHFCutsLctoV0.h"
#include "AliRDHFCutsD0toKpipipi.h"
+#include "AliRDHFCutsDStartoKpipi.h"
#include "AliAnalysisFilter.h"
#include "AliAnalysisVertexingHF.h"
#include "AliMixedEvent.h"
+#include "AliESDv0.h"
+#include "AliAODv0.h"
ClassImp(AliAnalysisVertexingHF)
f3Prong(kTRUE),
f4Prong(kTRUE),
fDstar(kTRUE),
+fCascades(kTRUE),
fLikeSign(kFALSE),
fMixEvent(kFALSE),
fTrackFilter(0x0),
fCutsDplustoKpipi(0x0),
fCutsDstoKKpi(0x0),
fCutsLctopKpi(0x0),
+fCutsLctoV0(0x0),
fCutsD0toKpipipi(0x0),
-fCutsD0fromDstar(0x0),
+fCutsDStartoKpipi(0x0),
fListOfCuts(0x0),
-fFindVertexForDstar(kTRUE)
+fFindVertexForDstar(kTRUE),
+fFindVertexForCascades(kTRUE),
+fMassCutBeforeVertexing(kFALSE),
+fMassCalc2(0),
+fMassCalc3(0),
+fMassCalc4(0)
{
// Default constructor
- SetD0toKpiCuts();
- SetBtoJPSICuts();
- SetDplusCuts();
- SetDsCuts();
- SetLcCuts();
- SetDstarCuts();
- SetD0to4ProngsCuts();
+ Double_t d02[2],d03[3],d04[4];
+ fMassCalc2 = new AliAODRecoDecay(0x0,2,0,d02);
+ fMassCalc3 = new AliAODRecoDecay(0x0,3,1,d03);
+ fMassCalc4 = new AliAODRecoDecay(0x0,4,0,d04);
+
}
//--------------------------------------------------------------------------
AliAnalysisVertexingHF::AliAnalysisVertexingHF(const AliAnalysisVertexingHF &source) :
f3Prong(source.f3Prong),
f4Prong(source.f4Prong),
fDstar(source.fDstar),
+fCascades(source.fCascades),
fLikeSign(source.fLikeSign),
fMixEvent(source.fMixEvent),
fTrackFilter(source.fTrackFilter),
fCutsDplustoKpipi(source.fCutsDplustoKpipi),
fCutsDstoKKpi(source.fCutsDstoKKpi),
fCutsLctopKpi(source.fCutsLctopKpi),
+fCutsLctoV0(source.fCutsLctoV0),
fCutsD0toKpipipi(source.fCutsD0toKpipipi),
-fCutsD0fromDstar(source.fCutsD0fromDstar),
+fCutsDStartoKpipi(source.fCutsDStartoKpipi),
fListOfCuts(source.fListOfCuts),
-fFindVertexForDstar(source.fFindVertexForDstar)
+fFindVertexForDstar(source.fFindVertexForDstar),
+fFindVertexForCascades(source.fFindVertexForCascades),
+fMassCutBeforeVertexing(source.fMassCutBeforeVertexing),
+fMassCalc2(source.fMassCalc2),
+fMassCalc3(source.fMassCalc3),
+fMassCalc4(source.fMassCalc4)
{
//
// Copy constructor
//
- for(Int_t i=0; i<9; i++) fD0toKpiCuts[i]=source.fD0toKpiCuts[i];
- for(Int_t i=0; i<9; i++) fBtoJPSICuts[i]=source.fBtoJPSICuts[i];
- for(Int_t i=0; i<12; i++) fDplusCuts[i]=source.fDplusCuts[i];
- for(Int_t i=0; i<14; i++) fDsCuts[i]=source.fDsCuts[i];
- for(Int_t i=0; i<12; i++) fLcCuts[i]=source.fLcCuts[i];
- for(Int_t i=0; i<5; i++) fDstarCuts[i]=source.fDstarCuts[i];
- for(Int_t i=0; i<9; i++) fD0to4ProngsCuts[i]=source.fD0to4ProngsCuts[i];
}
//--------------------------------------------------------------------------
AliAnalysisVertexingHF &AliAnalysisVertexingHF::operator=(const AliAnalysisVertexingHF &source)
f3Prong = source.f3Prong;
f4Prong = source.f4Prong;
fDstar = source.fDstar;
+ fCascades = source.fCascades;
fLikeSign = source.fLikeSign;
fMixEvent = source.fMixEvent;
fTrackFilter = source.fTrackFilter;
fCutsDplustoKpipi = source.fCutsDplustoKpipi;
fCutsDstoKKpi = source.fCutsDstoKKpi;
fCutsLctopKpi = source.fCutsLctopKpi;
+ fCutsLctoV0 = source.fCutsLctoV0;
fCutsD0toKpipipi = source.fCutsD0toKpipipi;
- fCutsD0fromDstar = source.fCutsD0fromDstar;
+ fCutsDStartoKpipi = source.fCutsDStartoKpipi;
fListOfCuts = source.fListOfCuts;
fFindVertexForDstar = source.fFindVertexForDstar;
-
- for(Int_t i=0; i<9; i++) fD0toKpiCuts[i]=source.fD0toKpiCuts[i];
- for(Int_t i=0; i<9; i++) fBtoJPSICuts[i]=source.fBtoJPSICuts[i];
- for(Int_t i=0; i<12; i++) fDplusCuts[i]=source.fDplusCuts[i];
- for(Int_t i=0; i<14; i++) fDsCuts[i]=source.fDsCuts[i];
- for(Int_t i=0; i<12; i++) fLcCuts[i]=source.fLcCuts[i];
- for(Int_t i=0; i<5; i++) fDstarCuts[i]=source.fDstarCuts[i];
- for(Int_t i=0; i<9; i++) fD0to4ProngsCuts[i]=source.fD0to4ProngsCuts[i];
+ fFindVertexForCascades = source.fFindVertexForCascades;
+ fMassCutBeforeVertexing = source.fMassCutBeforeVertexing;
+ fMassCalc2 = source.fMassCalc2;
+ fMassCalc3 = source.fMassCalc3;
+ fMassCalc4 = source.fMassCalc4;
return *this;
}
if(fCutsDplustoKpipi) { delete fCutsDplustoKpipi; fCutsDplustoKpipi=0; }
if(fCutsDstoKKpi) { delete fCutsDstoKKpi; fCutsDstoKKpi=0; }
if(fCutsLctopKpi) { delete fCutsLctopKpi; fCutsLctopKpi=0; }
+ if(fCutsLctoV0) { delete fCutsLctoV0; fCutsLctoV0=0; }
if(fCutsD0toKpipipi) { delete fCutsD0toKpipipi; fCutsD0toKpipipi=0; }
- if(fCutsD0fromDstar) { delete fCutsD0fromDstar; fCutsD0fromDstar=0; }
+ if(fCutsDStartoKpipi) { delete fCutsDStartoKpipi; fCutsDStartoKpipi=0; }
if(fAODMap) { delete fAODMap; fAODMap=0; }
+ if(fMassCalc2) { delete fMassCalc2; fMassCalc2=0; }
+ if(fMassCalc3) { delete fMassCalc3; fMassCalc3=0; }
+ if(fMassCalc4) { delete fMassCalc4; fMassCalc4=0; }
}
//----------------------------------------------------------------------------
TList *AliAnalysisVertexingHF::FillListOfCuts() {
AliRDHFCutsLctopKpi *cutsLctopKpi = new AliRDHFCutsLctopKpi(*fCutsLctopKpi);
list->Add(cutsLctopKpi);
}
+ if(fCutsLctoV0){
+ AliRDHFCutsLctoV0 *cutsLctoV0 = new AliRDHFCutsLctoV0(*fCutsLctoV0);
+ list->Add(cutsLctoV0);
+ }
if(fCutsD0toKpipipi) {
AliRDHFCutsD0toKpipipi *cutsD0toKpipipi = new AliRDHFCutsD0toKpipipi(*fCutsD0toKpipipi);
list->Add(cutsD0toKpipipi);
}
- if(fCutsD0fromDstar) {
- AliRDHFCutsD0toKpi *cutsD0fromDstar = new AliRDHFCutsD0toKpi(*fCutsD0fromDstar);
- list->Add(cutsD0fromDstar);
+ if(fCutsDStartoKpipi) {
+ AliRDHFCutsDStartoKpipi *cutsDStartoKpipi = new AliRDHFCutsDStartoKpipi(*fCutsDStartoKpipi);
+ list->Add(cutsDStartoKpipi);
}
// keep a pointer to the list
TClonesArray *aodCharm3ProngTClArr,
TClonesArray *aodCharm4ProngTClArr,
TClonesArray *aodDstarTClArr,
+ TClonesArray *aodCascadesTClArr,
TClonesArray *aodLikeSign2ProngTClArr,
TClonesArray *aodLikeSign3ProngTClArr)
{
printf("ERROR: no aodDstarTClArr");
return;
}
+ if(fCascades && !aodCascadesTClArr){
+ printf("ERROR: no aodCascadesTClArr ");
+ return;
+ }
if(fLikeSign && !aodLikeSign2ProngTClArr) {
printf("ERROR: no aodLikeSign2ProngTClArr");
return;
}
// delete candidates from previous event and create references
- Int_t iVerticesHF=0,iD0toKpi=0,iJPSItoEle=0,i3Prong=0,i4Prong=0,iDstar=0,iLikeSign2Prong=0,iLikeSign3Prong=0;
+ Int_t iVerticesHF=0,iD0toKpi=0,iJPSItoEle=0,i3Prong=0,i4Prong=0,iDstar=0,iCascades=0,iLikeSign2Prong=0,iLikeSign3Prong=0;
aodVerticesHFTClArr->Delete();
iVerticesHF = aodVerticesHFTClArr->GetEntriesFast();
TClonesArray &verticesHFRef = *aodVerticesHFTClArr;
aodDstarTClArr->Delete();
iDstar = aodDstarTClArr->GetEntriesFast();
}
+ if(fCascades) {
+ aodCascadesTClArr->Delete();
+ iCascades = aodCascadesTClArr->GetEntriesFast();
+ }
if(fLikeSign) {
aodLikeSign2ProngTClArr->Delete();
iLikeSign2Prong = aodLikeSign2ProngTClArr->GetEntriesFast();
TClonesArray &aodCharm3ProngRef = *aodCharm3ProngTClArr;
TClonesArray &aodCharm4ProngRef = *aodCharm4ProngTClArr;
TClonesArray &aodDstarRef = *aodDstarTClArr;
+ TClonesArray &aodCascadesRef = *aodCascadesTClArr;
TClonesArray &aodLikeSign2ProngRef = *aodLikeSign2ProngTClArr;
TClonesArray &aodLikeSign3ProngRef = *aodLikeSign3ProngTClArr;
AliAODRecoDecayHF4Prong *io4Prong = 0;
AliAODRecoCascadeHF *ioCascade = 0;
- Int_t iTrkP1,iTrkP2,iTrkN1,iTrkN2,iTrkSoftPi,trkEntries;
- Double_t xdummy,ydummy,dcap1n1,dcap1n2,dcap2n1,dcap1p2,dcan1n2,dcap2n2,dcaCasc;
+ Int_t iTrkP1,iTrkP2,iTrkN1,iTrkN2,iTrkSoftPi,trkEntries,iv0,nv0;
+ Double_t xdummy,ydummy,dcap1n1,dcap1n2,dcap2n1,dcap1p2,dcan1n2,dcap2n2,dcaV0,dcaCasc;
Bool_t okD0=kFALSE,okJPSI=kFALSE,ok3Prong=kFALSE,ok4Prong=kFALSE;
Bool_t okDstar=kFALSE,okD0fromDstar=kFALSE;
+ Bool_t okCascades=kFALSE;
AliESDtrack *postrack1 = 0;
AliESDtrack *postrack2 = 0;
AliESDtrack *negtrack1 = 0;
AliESDtrack *negtrack2 = 0;
AliESDtrack *trackPi = 0;
- /*
- Double_t dcaMax = fD0toKpiCuts[1];
- if(dcaMax < fBtoJPSICuts[1]) dcaMax=fBtoJPSICuts[1];
- if(dcaMax < fDplusCuts[11]) dcaMax=fDplusCuts[11];
- if(dcaMax < fD0to4ProngsCuts[1]) dcaMax=fD0to4ProngsCuts[1];
- */
+ // AliESDtrack *posV0track = 0;
+ // AliESDtrack *negV0track = 0;
Float_t dcaMax = fCutsD0toKpi->GetDCACut();
if(fCutsJpsitoee) dcaMax=TMath::Max(dcaMax,fCutsJpsitoee->GetDCACut());
if(fCutsDplustoKpipi) dcaMax=TMath::Max(dcaMax,fCutsDplustoKpipi->GetDCACut());
if(fCutsDstoKKpi) dcaMax=TMath::Max(dcaMax,fCutsDstoKKpi->GetDCACut());
if(fCutsLctopKpi) dcaMax=TMath::Max(dcaMax,fCutsLctopKpi->GetDCACut());
if(fCutsD0toKpipipi) dcaMax=TMath::Max(dcaMax,fCutsD0toKpipipi->GetDCACut());
+ if(fCutsDStartoKpipi) dcaMax=TMath::Max(dcaMax,fCutsDStartoKpipi->GetDCACut());
AliDebug(2,Form(" dca cut set to %f cm",dcaMax));
trkEntries = (Int_t)event->GetNumberOfTracks();
AliDebug(1,Form(" Number of tracks: %d",trkEntries));
- if(trkEntries<2) {
+ nv0 = (Int_t)event->GetNumberOfV0s();
+ AliDebug(1,Form(" Number of V0s: %d",nv0));
+
+ if( trkEntries<2 && (trkEntries<1 || nv0<1) ) {
AliDebug(1,Form(" Not enough tracks: %d",trkEntries));
return;
}
-
+
// event selection
if(!fCutsD0toKpi->IsEventSelected(event)) return;
UChar_t *seleFlags = new UChar_t[trkEntries]; // bit 0: displaced, bit 1: softpi
Int_t nSeleTrks=0;
Int_t *evtNumber = new Int_t[trkEntries];
- SelectTracksAndCopyVertex(event,seleTrksArray,nSeleTrks,seleFlags,evtNumber);
+ SelectTracksAndCopyVertex(event,trkEntries,seleTrksArray,nSeleTrks,seleFlags,evtNumber);
- AliDebug(1,Form(" Selected tracks: %d",nSeleTrks));
+ //AliDebug(1,Form(" Selected tracks: %d",nSeleTrks));
+ printf(" Selected tracks: %d\n",nSeleTrks);
TObjArray *twoTrackArray1 = new TObjArray(2);
TObjArray *twoTrackArray2 = new TObjArray(2);
+ TObjArray *twoTrackArrayV0 = new TObjArray(2);
TObjArray *twoTrackArrayCasc = new TObjArray(2);
TObjArray *threeTrackArray = new TObjArray(3);
TObjArray *fourTrackArray = new TObjArray(4);
AliAODRecoDecayHF *rd = 0;
AliAODRecoCascadeHF *rc = 0;
+ AliAODv0 *v0 = 0;
+ AliESDv0 *esdV0 = 0;
+
+ Bool_t massCutOK=kTRUE;
// LOOP ON POSITIVE TRACKS
for(iTrkP1=0; iTrkP1<nSeleTrks; iTrkP1++) {
if(iTrkP1%1==0) AliDebug(1,Form(" 1st loop on pos: track number %d of %d",iTrkP1,nSeleTrks));
+ //if(iTrkP1%1==0) printf(" 1st loop on pos: track number %d of %d\n",iTrkP1,nSeleTrks);
// get track from tracks array
postrack1 = (AliESDtrack*)seleTrksArray.UncheckedAt(iTrkP1);
if(!TESTBIT(seleFlags[iTrkP1],kBitDispl)) continue;
+ // Make cascades with V0+track
+ //
+ if(fCascades) {
+ // loop on V0's
+ for(iv0=0; iv0<nv0; iv0++){
+
+ AliDebug(1,Form(" loop on v0s for track number %d and v0 number %d",iTrkP1,iv0));
+
+ // Get the V0
+ if(fInputAOD) {
+ v0 = ((AliAODEvent*)event)->GetV0(iv0);
+ } else {
+ esdV0 = ((AliESDEvent*)event)->GetV0(iv0);
+ }
+ if ( (!v0 || !v0->IsA()->InheritsFrom("AliAODv0") ) &&
+ (!esdV0 || !esdV0->IsA()->InheritsFrom("AliESDv0") ) ) continue;
+
+
+ // Get the tracks that form the V0
+ // ( parameters at primary vertex )
+ // and define an AliExternalTrackParam out of them
+ AliExternalTrackParam * posV0track;
+ AliExternalTrackParam * negV0track;
+
+ if(fInputAOD){
+ AliAODTrack *posVV0track = (AliAODTrack*)(v0->GetDaughter(0));
+ AliAODTrack *negVV0track = (AliAODTrack*)(v0->GetDaughter(1));
+ if( !posVV0track || !negVV0track ) continue;
+ //
+ // Apply some basic V0 daughter criteria
+ //
+ // bachelor must not be a v0-track
+ if (posVV0track->GetID() == postrack1->GetID() ||
+ negVV0track->GetID() == postrack1->GetID()) continue;
+ // reject like-sign v0
+ if ( posVV0track->Charge() == negVV0track->Charge() ) continue;
+ // avoid ghost TPC tracks
+ if(!(posVV0track->GetStatus() & AliESDtrack::kTPCrefit) ||
+ !(negVV0track->GetStatus() & AliESDtrack::kTPCrefit)) continue;
+ // Get AliExternalTrackParam out of the AliAODTracks
+ Double_t xyz[3], pxpypz[3], cv[21]; Short_t sign;
+ posVV0track->PxPyPz(pxpypz); posVV0track->XvYvZv(xyz);
+ posVV0track->GetCovarianceXYZPxPyPz(cv); sign=posVV0track->Charge();
+ posV0track = new AliExternalTrackParam(xyz,pxpypz,cv,sign);
+ negVV0track->PxPyPz(pxpypz); negVV0track->XvYvZv(xyz);
+ negVV0track->GetCovarianceXYZPxPyPz(cv); sign=negVV0track->Charge();
+ negV0track = new AliExternalTrackParam(xyz,pxpypz,cv,sign);
+ } else {
+ AliESDtrack *posVV0track = (AliESDtrack*)(event->GetTrack( esdV0->GetPindex() ));
+ AliESDtrack *negVV0track = (AliESDtrack*)(event->GetTrack( esdV0->GetNindex() ));
+ if( !posVV0track || !negVV0track ) continue;
+ //
+ // Apply some basic V0 daughter criteria
+ //
+ // bachelor must not be a v0-track
+ if (posVV0track->GetID() == postrack1->GetID() ||
+ negVV0track->GetID() == postrack1->GetID()) continue;
+ // reject like-sign v0
+ if ( posVV0track->Charge() == negVV0track->Charge() ) continue;
+ // avoid ghost TPC tracks
+ if(!(posVV0track->GetStatus() & AliESDtrack::kTPCrefit) ||
+ !(negVV0track->GetStatus() & AliESDtrack::kTPCrefit)) continue;
+ // reject kinks (only necessary on AliESDtracks)
+ if (posVV0track->GetKinkIndex(0)>0 || negVV0track->GetKinkIndex(0)>0) continue;
+ // Get AliExternalTrackParam out of the AliESDtracks
+ posV0track = new AliExternalTrackParam(*posVV0track);
+ negV0track = new AliExternalTrackParam(*negVV0track);
+
+ // Define the AODv0 from ESDv0 if reading ESDs
+ v0 = TransformESDv0toAODv0(esdV0,twoTrackArrayV0);
+ }
+ if( !posV0track || !negV0track ){
+ AliDebug(1,Form(" Couldn't get the V0 daughters"));
+ continue;
+ }
+
+ // fill in the v0 two-external-track-param array
+ twoTrackArrayV0->AddAt(posV0track,0);
+ twoTrackArrayV0->AddAt(negV0track,1);
+
+ // Get the V0 dca
+ dcaV0 = v0->DcaV0Daughters();
+
+ // Define the V0 (neutral) track
+ AliNeutralTrackParam *trackV0;
+ if(fInputAOD) {
+ const AliVTrack *trackVV0 = dynamic_cast<const AliVTrack*>(v0);
+ if(trackVV0) trackV0 = new AliNeutralTrackParam(trackVV0);
+ } else {
+ Double_t xyz[3], pxpypz[3];
+ esdV0->XvYvZv(xyz);
+ esdV0->PxPyPz(pxpypz);
+ Double_t cv[21]; for(int i=0; i<21; i++) cv[i]=0;
+ trackV0 = new AliNeutralTrackParam(xyz,pxpypz,cv,0);
+ }
+ // Fill in the object array to create the cascade
+ twoTrackArrayCasc->AddAt(postrack1,0);
+ twoTrackArrayCasc->AddAt(trackV0,1);
+
+ // Compute the cascade vertex
+ AliAODVertex *vertexCasc = 0;
+ if(fFindVertexForCascades) {
+ // DCA between the two tracks
+ dcaCasc = postrack1->GetDCA(trackV0,fBzkG,xdummy,ydummy);
+ // Vertexing+
+ vertexCasc = ReconstructSecondaryVertex(twoTrackArrayCasc,dispersion,kFALSE);
+ } else {
+ // assume Cascade decays at the primary vertex
+ Double_t pos[3],cov[6],chi2perNDF;
+ fV1->GetXYZ(pos);
+ fV1->GetCovMatrix(cov);
+ chi2perNDF = fV1->GetChi2toNDF();
+ vertexCasc = new AliAODVertex(pos,cov,chi2perNDF,0x0,-1,AliAODVertex::kUndef,2);
+ dcaCasc = 0.;
+ }
+ if(!vertexCasc) {
+ delete posV0track; posV0track=NULL;
+ delete negV0track; negV0track=NULL;
+ delete trackV0; trackV0=NULL;
+ if(!fInputAOD) {delete v0; v0=NULL;}
+ twoTrackArrayCasc->Clear();
+ continue;
+ }
+
+ // Create and store the Cascade if passed the cuts
+ ioCascade = MakeCascade(twoTrackArrayCasc,event,vertexCasc,v0,dcaCasc,okCascades);
+ if(okCascades && ioCascade) {
+ AliDebug(1,Form("Storing a cascade object... "));
+ // add the vertex and the cascade to the AOD
+ AliAODVertex *vCasc = new(verticesHFRef[iVerticesHF++])AliAODVertex(*vertexCasc);
+ rc = new(aodCascadesRef[iCascades++])AliAODRecoCascadeHF(*ioCascade);
+ rc->SetSecondaryVtx(vCasc);
+ vCasc->SetParent(rc);
+ rc->SetPrimaryVtxRef((AliAODVertex*)event->GetPrimaryVertex());
+ if(!fInputAOD) vCasc->AddDaughter(v0); // just to fill ref #0 ??
+ AddRefs(vCasc,rc,event,twoTrackArrayCasc); // add the track (proton)
+ vCasc->AddDaughter(v0); // fill the 2prong V0
+ }
+
+ // Clean up
+ delete posV0track; posV0track=NULL;
+ delete negV0track; negV0track=NULL;
+ delete trackV0; trackV0=NULL;
+ twoTrackArrayV0->Clear();
+ twoTrackArrayCasc->Clear();
+ if(ioCascade) { delete ioCascade; ioCascade=NULL; }
+ if(vertexCasc) { delete vertexCasc; vertexCasc=NULL; }
+ if(!fInputAOD) {delete v0; v0=NULL;}
+
+ } // end loop on V0's
+ }
+
+ // If there is less than 2 particles continue
+ if(trkEntries<2) {
+ AliDebug(1,Form(" Not enough tracks: %d",trkEntries));
+ continue;
+ }
+
if(postrack1->Charge()<0 && !fLikeSign) continue;
// LOOP ON NEGATIVE TRACKS
for(iTrkN1=0; iTrkN1<nSeleTrks; iTrkN1++) {
if(iTrkN1%1==0) AliDebug(1,Form(" 1st loop on neg: track number %d of %d",iTrkN1,nSeleTrks));
+ //if(iTrkN1%1==0) printf(" 1st loop on neg: track number %d of %d\n",iTrkN1,nSeleTrks);
if(iTrkN1==iTrkP1) continue;
rd = new(aodLikeSign2ProngRef[iLikeSign2Prong++])AliAODRecoDecayHF2Prong(*io2Prong);
rd->SetSecondaryVtx(v2Prong);
v2Prong->SetParent(rd);
+ AddRefs(v2Prong,rd,event,twoTrackArray1);
}
}
// D* candidates
if(dcap2n1>dcaMax) { postrack2=0; continue; }
dcap1p2 = postrack2->GetDCA(postrack1,fBzkG,xdummy,ydummy);
if(dcap1p2>dcaMax) { postrack2=0; continue; }
+
+ // check invariant mass cuts for D+,Ds,Lc
+ massCutOK=kTRUE;
+ if(f3Prong) {
+ if(postrack2->Charge()>0) {
+ threeTrackArray->AddAt(postrack1,0);
+ threeTrackArray->AddAt(negtrack1,1);
+ threeTrackArray->AddAt(postrack2,2);
+ } else {
+ threeTrackArray->AddAt(negtrack1,0);
+ threeTrackArray->AddAt(postrack1,1);
+ threeTrackArray->AddAt(postrack2,2);
+ }
+ if(fMassCutBeforeVertexing)
+ massCutOK = SelectInvMass(threeTrackArray);
+ }
+
+ if(f3Prong && !massCutOK) {
+ threeTrackArray->Clear();
+ if(!f4Prong) {
+ postrack2=0;
+ continue;
+ }
+ }
// Vertexing
twoTrackArray2->AddAt(postrack2,0);
}
// 3 prong candidates
- if(f3Prong) {
- if(postrack2->Charge()>0) {
- threeTrackArray->AddAt(postrack1,0);
- threeTrackArray->AddAt(negtrack1,1);
- threeTrackArray->AddAt(postrack2,2);
- } else {
- threeTrackArray->AddAt(negtrack1,0);
- threeTrackArray->AddAt(postrack1,1);
- threeTrackArray->AddAt(postrack2,2);
- }
+ if(f3Prong && massCutOK) {
AliAODVertex* secVert3PrAOD = ReconstructSecondaryVertex(threeTrackArray,dispersion);
io3Prong = Make3Prong(threeTrackArray,event,secVert3PrAOD,dispersion,vertexp1n1,vertexp2n1,dcap1n1,dcap2n1,dcap1p2,ok3Prong);
// don't make 4 prong with like-sign pairs and triplets
&& !isLikeSign2Prong && !isLikeSign3Prong
// track-to-track dca cuts already now
- && dcap1n1 < fD0to4ProngsCuts[1]
- && dcap2n1 < fD0to4ProngsCuts[1]) {
+ && dcap1n1 < fCutsD0toKpipipi->GetDCACut()
+ && dcap2n1 < fCutsD0toKpipipi->GetDCACut()) {
// back to primary vertex
postrack1->PropagateToDCA(fV1,fBzkG,kVeryBig);
negtrack1->PropagateToDCA(fV1,fBzkG,kVeryBig);
negtrack2->PropagateToDCA(fV1,fBzkG,kVeryBig);
dcap1n2 = postrack1->GetDCA(negtrack2,fBzkG,xdummy,ydummy);
- if(dcap1n2 > fD0to4ProngsCuts[1]) { negtrack2=0; continue; }
+ if(dcap1n2 > fCutsD0toKpipipi->GetDCACut()) { negtrack2=0; continue; }
dcap2n2 = postrack2->GetDCA(negtrack2,fBzkG,xdummy,ydummy);
- if(dcap2n2 > fD0to4ProngsCuts[1]) { negtrack2=0; continue; }
+ if(dcap2n2 > fCutsD0toKpipipi->GetDCACut()) { negtrack2=0; continue; }
+
- // Vertexing
fourTrackArray->AddAt(postrack1,0);
fourTrackArray->AddAt(negtrack1,1);
fourTrackArray->AddAt(postrack2,2);
fourTrackArray->AddAt(negtrack2,3);
+ // check invariant mass cuts for D0
+ massCutOK=kTRUE;
+ if(fMassCutBeforeVertexing)
+ massCutOK = SelectInvMass(fourTrackArray);
+
+ if(!massCutOK) {
+ fourTrackArray->Clear();
+ negtrack2=0;
+ continue;
+ }
+
+ // Vertexing
AliAODVertex* secVert4PrAOD = ReconstructSecondaryVertex(fourTrackArray,dispersion);
io4Prong = Make4Prong(fourTrackArray,event,secVert4PrAOD,vertexp1n1,vertexp1n1p2,dcap1n1,dcap1n2,dcap2n1,dcap2n2,ok4Prong);
if(ok4Prong) {
if(dcap1n2>dcaMax) { negtrack2=0; continue; }
dcan1n2 = negtrack1->GetDCA(negtrack2,fBzkG,xdummy,ydummy);
if(dcan1n2>dcaMax) { negtrack2=0; continue; }
+
+ threeTrackArray->AddAt(negtrack1,0);
+ threeTrackArray->AddAt(postrack1,1);
+ threeTrackArray->AddAt(negtrack2,2);
+
+ // check invariant mass cuts for D+,Ds,Lc
+ massCutOK=kTRUE;
+ if(fMassCutBeforeVertexing && f3Prong)
+ massCutOK = SelectInvMass(threeTrackArray);
+
+ if(!massCutOK) {
+ threeTrackArray->Clear();
+ negtrack2=0;
+ continue;
+ }
// Vertexing
twoTrackArray2->AddAt(postrack1,0);
}
if(f3Prong) {
- threeTrackArray->AddAt(negtrack1,0);
- threeTrackArray->AddAt(postrack1,1);
- threeTrackArray->AddAt(negtrack2,2);
AliAODVertex* secVert3PrAOD = ReconstructSecondaryVertex(threeTrackArray,dispersion);
io3Prong = Make3Prong(threeTrackArray,event,secVert3PrAOD,dispersion,vertexp1n1,vertexp1n2,dcap1n1,dcap1n2,dcan1n2,ok3Prong);
if(ok3Prong) {
if(io3Prong) {delete io3Prong; io3Prong=NULL;}
if(secVert3PrAOD) {delete secVert3PrAOD; secVert3PrAOD=NULL;}
}
-
+ threeTrackArray->Clear();
negtrack2 = 0;
delete vertexp1n2;
AliDebug(1,Form(" D*->D0pi in event = %d;\n",
(Int_t)aodDstarTClArr->GetEntriesFast()));
}
+ if(fCascades){
+ AliDebug(1,Form(" cascades -> v0 + track in event = %d;\n",
+ (Int_t)aodCascadesTClArr->GetEntriesFast()));
+ }
if(fLikeSign) {
AliDebug(1,Form(" Like-sign 2Prong in event = %d;\n",
(Int_t)aodLikeSign2ProngTClArr->GetEntriesFast()));
twoTrackArray1->Delete(); delete twoTrackArray1;
twoTrackArray2->Delete(); delete twoTrackArray2;
twoTrackArrayCasc->Delete(); delete twoTrackArrayCasc;
+ twoTrackArrayV0->Delete(); delete twoTrackArrayV0;
threeTrackArray->Clear();
threeTrackArray->Delete(); delete threeTrackArray;
fourTrackArray->Delete(); delete fourTrackArray;
Int_t nDg = v->GetNDaughters();
TObject *dg = 0;
if(nDg) dg = v->GetDaughter(0);
-
+
if(dg) return; // daughters already added
Int_t nTrks = trkArray->GetEntriesFast();
return;
}
+//---------------------------------------------------------------------------
+void AliAnalysisVertexingHF::FixReferences(AliAODEvent *aod)
+{
+ // Checks that the references to the daughter tracks are properly
+ // assigned and reassigns them if needed
+ //
+
+
+ TClonesArray *inputArray=(TClonesArray*)aod->GetList()->FindObject("VerticesHF");
+ if(!inputArray) return;
+
+ AliAODTrack *track = 0;
+ AliAODVertex *vertex = 0;
+
+ Bool_t needtofix=kFALSE;
+ for(Int_t iv=0; iv<inputArray->GetEntriesFast(); iv++) {
+ vertex = (AliAODVertex*)inputArray->UncheckedAt(iv);
+ for(Int_t id=0; id<vertex->GetNDaughters(); id++) {
+ track = (AliAODTrack*)vertex->GetDaughter(id);
+ if(!track->GetStatus()) needtofix=kTRUE;
+ }
+ if(needtofix) break;
+ }
+
+ if(!needtofix) return;
+
+
+ printf("Fixing references\n");
+
+ fAODMapSize = 100000;
+ fAODMap = new Int_t[fAODMapSize];
+
+ for(Int_t i=0; i<aod->GetNumberOfTracks(); i++) {
+ track = aod->GetTrack(i);
+
+ // skip pure ITS SA tracks
+ if(track->GetStatus()&AliESDtrack::kITSpureSA) continue;
+
+ // skip tracks without ITS
+ if(!(track->GetStatus()&AliESDtrack::kITSin)) continue;
+
+ // TEMPORARY: check that the cov matrix is there
+ Double_t covtest[21];
+ if(!track->GetCovarianceXYZPxPyPz(covtest)) continue;
+ //
+
+ fAODMap[(Int_t)track->GetID()] = i;
+ }
+
+
+ Int_t ids[4]={-1,-1,-1,-1};
+ for(Int_t iv=0; iv<inputArray->GetEntriesFast(); iv++) {
+ Bool_t cascade=kFALSE;
+ vertex = (AliAODVertex*)inputArray->UncheckedAt(iv);
+ Int_t id=0;
+ Int_t nDgs = vertex->GetNDaughters();
+ for(id=0; id<nDgs; id++) {
+ track = (AliAODTrack*)vertex->GetDaughter(id);
+ if(track->Charge()==0) {cascade=kTRUE; continue;} // cascade
+ ids[id]=(Int_t)track->GetID();
+ vertex->RemoveDaughter(track);
+ }
+ if(cascade) continue;
+ for(id=0; id<nDgs; id++) {
+ track = aod->GetTrack(fAODMap[ids[id]]);
+ vertex->AddDaughter(track);
+ }
+
+ }
+
+ return;
+}
//----------------------------------------------------------------------------
AliAODRecoCascadeHF* AliAnalysisVertexingHF::MakeCascade(
TObjArray *twoTrackArray,AliVEvent *event,
}
// select D*->D0pi
if(fDstar) {
- Bool_t testD0=kTRUE;
- okDstar = tmpCascade->SelectDstar(fDstarCuts,fD0fromDstarCuts,testD0);
+ okDstar = (Bool_t)fCutsDStartoKpipi->IsSelected(tmpCascade,AliRDHFCuts::kCandidate);
}
tmpCascade->GetSecondaryVtx()->RemoveDaughters();
tmpCascade->UnsetOwnPrimaryVtx();
return theCascade;
}
+
+
+//----------------------------------------------------------------------------
+AliAODRecoCascadeHF* AliAnalysisVertexingHF::MakeCascade(
+ TObjArray *twoTrackArray,AliVEvent *event,
+ AliAODVertex *secVert,
+ AliAODv0 *v0,
+ Double_t dca,
+ Bool_t &okCascades) const
+{
+ //
+ // Make the cascade as a 2Prong decay and check if it passes
+ // cascades reconstruction cuts
+
+ // AliDebug(2,Form(" building the cascade"));
+ okCascades= kFALSE;
+ Bool_t dummy1,dummy2,dummy3;
+
+ // We use Make2Prong to construct the AliAODRecoCascadeHF
+ // (which inherits from AliAODRecoDecayHF2Prong)
+ AliAODRecoCascadeHF *theCascade =
+ (AliAODRecoCascadeHF*)Make2Prong(twoTrackArray,event,secVert,dca,
+ dummy1,dummy2,dummy3);
+ if(!theCascade) return 0x0;
+
+ // bachelor track and charge
+ AliESDtrack *trackBachelor = (AliESDtrack*)twoTrackArray->UncheckedAt(0);
+ theCascade->SetCharge(trackBachelor->Charge());
+
+ //--- selection cuts
+ //
+ AliAODRecoCascadeHF *tmpCascade = new AliAODRecoCascadeHF(*theCascade);
+ tmpCascade->GetSecondaryVtx()->AddDaughter(trackBachelor);
+ tmpCascade->GetSecondaryVtx()->AddDaughter(v0);
+ AliAODVertex *primVertexAOD=0;
+ if(!fRecoPrimVtxSkippingTrks && !fRmTrksFromPrimVtx) {
+ // take event primary vertex
+ primVertexAOD = PrimaryVertex();
+ if(!primVertexAOD) primVertexAOD = (AliAODVertex*)event->GetPrimaryVertex();
+ tmpCascade->SetOwnPrimaryVtx(primVertexAOD);
+ }
+
+ // select Cascades
+ if(fCascades && fInputAOD){
+ okCascades = (Bool_t)fCutsLctoV0->IsSelected(tmpCascade,AliRDHFCuts::kCandidate);
+ }
+ else { AliDebug(2,Form("The cascade is contructed from ESDs, no cuts are applied")); okCascades=kTRUE; }// no cuts implemented from ESDs
+ tmpCascade->GetSecondaryVtx()->RemoveDaughters();
+ tmpCascade->UnsetOwnPrimaryVtx();
+ delete tmpCascade; tmpCascade=NULL;
+ if(primVertexAOD) {delete primVertexAOD; primVertexAOD=NULL;}
+ //---
+
+ return theCascade;
+}
+
//-----------------------------------------------------------------------------
AliAODRecoDecayHF2Prong *AliAnalysisVertexingHF::Make2Prong(
TObjArray *twoTrackArray,AliVEvent *event,
if(postrack->Charge()!=0 && negtrack->Charge()!=0) { // don't apply these cuts if it's a Dstar
// select D0->Kpi
- //Int_t checkD0,checkD0bar;
- //if(fD0toKpi) okD0 = the2Prong->SelectD0(fD0toKpiCuts,checkD0,checkD0bar);
if(fD0toKpi) okD0 = (Bool_t)fCutsD0toKpi->IsSelected(the2Prong,AliRDHFCuts::kCandidate);
//if(fDebug && fD0toKpi) printf(" %d\n",(Int_t)okD0);
// select J/psi from B
- //Int_t checkJPSI;
- //if(fJPSItoEle) okJPSI = the2Prong->SelectBtoJPSI(fBtoJPSICuts,checkJPSI);
if(fJPSItoEle) okJPSI = (Bool_t)fCutsJpsitoee->IsSelected(the2Prong,AliRDHFCuts::kCandidate);
//if(fDebug && fJPSItoEle) printf(" %d\n",(Int_t)okJPSI);
// select D0->Kpi from Dstar
- //if(fDstar) okD0fromDstar = the2Prong->SelectD0(fD0fromDstarCuts,checkD0,checkD0bar);
- if(fDstar) okD0fromDstar = (Bool_t)fCutsD0fromDstar->IsSelected(the2Prong,AliRDHFCuts::kCandidate);
+ if(fDstar) okD0fromDstar = (Bool_t)fCutsDStartoKpipi->IsD0FromDStarSelected(the2Prong->Pt(),the2Prong,AliRDHFCuts::kCandidate);
//if(fDebug && fDstar) printf(" %d\n",(Int_t)okD0fromDstar);
}
// invariant mass cut for D+, Ds, Lc
Bool_t okMassCut=kFALSE;
+ if(fMassCutBeforeVertexing) okMassCut=kTRUE; // mass cut already done and passed
if(!okMassCut && f3Prong) if(SelectInvMass(2,3,px,py,pz)) okMassCut=kTRUE;
if(!okMassCut) {
AliDebug(2," candidate didn't pass mass cut");
Double_t dca[3]={dcap1n1,dcap2n1,dcap1p2};
Double_t dist12=TMath::Sqrt((vertexp1n1->GetX()-pos[0])*(vertexp1n1->GetX()-pos[0])+(vertexp1n1->GetY()-pos[1])*(vertexp1n1->GetY()-pos[1])+(vertexp1n1->GetZ()-pos[2])*(vertexp1n1->GetZ()-pos[2]));
Double_t dist23=TMath::Sqrt((vertexp2n1->GetX()-pos[0])*(vertexp2n1->GetX()-pos[0])+(vertexp2n1->GetY()-pos[1])*(vertexp2n1->GetY()-pos[1])+(vertexp2n1->GetZ()-pos[2])*(vertexp2n1->GetZ()-pos[2]));
- Short_t charge=(Short_t)(postrack1->Charge()*postrack2->Charge()*negtrack->Charge());
+ Short_t charge=(Short_t)(postrack1->Charge()+postrack2->Charge()+negtrack->Charge());
AliAODRecoDecayHF3Prong *the3Prong = new AliAODRecoDecayHF3Prong(secVert,px,py,pz,d0,d0err,dca,dispersion,dist12,dist23,charge);
the3Prong->SetOwnPrimaryVtx(primVertexAOD);
UShort_t id[3]={(UShort_t)postrack1->GetID(),(UShort_t)negtrack->GetID(),(UShort_t)postrack2->GetID()};
// select D+->Kpipi, Ds->KKpi, Lc->pKpi
if(f3Prong) {
ok3Prong = kFALSE;
- //Int_t ok1,ok2;
- //Int_t dum1,dum2;
- //if(the3Prong->SelectDplus(fDplusCuts)) ok3Prong = kTRUE;
- //if(the3Prong->SelectDs(fDsCuts,ok1,ok2,dum1,dum2)) ok3Prong = kTRUE;
- //if(the3Prong->SelectLc(fLcCuts,ok1,ok2)) ok3Prong = kTRUE;
if(fCutsDplustoKpipi->IsSelected(the3Prong,AliRDHFCuts::kCandidate)) ok3Prong = kTRUE;
if(fCutsDstoKKpi->IsSelected(the3Prong,AliRDHFCuts::kCandidate)) ok3Prong = kTRUE;
// invariant mass cut for rho or D0 (try to improve coding here..)
Bool_t okMassCut=kFALSE;
- if(!okMassCut && TMath::Abs(fD0to4ProngsCuts[8])<1.e-13){ //no PID, to be implemented with PID
+ if(fMassCutBeforeVertexing) okMassCut=kTRUE; // mass cut already done and passed
+ if(!okMassCut && !(fCutsD0toKpipipi->GetUsePID())) { //no PID, to be implemented with PID
if(SelectInvMass(4,4,px,py,pz)) okMassCut=kTRUE;
}
if(!okMassCut) {
delete primVertexAOD; primVertexAOD=NULL;
- //Int_t checkD0,checkD0bar;
- //ok4Prong=the4Prong->SelectD0(fD0to4ProngsCuts,checkD0,checkD0bar);
ok4Prong=(Bool_t)fCutsD0toKpipipi->IsSelected(the4Prong,AliRDHFCuts::kCandidate);
if(fD0toKpi) {
printf("Reconstruct D0->Kpi candidates with cuts:\n");
if(fCutsD0toKpi) fCutsD0toKpi->PrintAll();
- /*
- printf(" |M-MD0| [GeV] < %f\n",fD0toKpiCuts[0]);
- printf(" dca [cm] < %f\n",fD0toKpiCuts[1]);
- printf(" cosThetaStar < %f\n",fD0toKpiCuts[2]);
- printf(" pTK [GeV/c] > %f\n",fD0toKpiCuts[3]);
- printf(" pTpi [GeV/c] > %f\n",fD0toKpiCuts[4]);
- printf(" |d0K| [cm] < %f\n",fD0toKpiCuts[5]);
- printf(" |d0pi| [cm] < %f\n",fD0toKpiCuts[6]);
- printf(" d0d0 [cm^2] < %f\n",fD0toKpiCuts[7]);
- printf(" cosThetaPoint > %f\n",fD0toKpiCuts[8]);
- */
}
if(fDstar) {
+ printf("Reconstruct D*->D0pi candidates with cuts:\n");
if(fFindVertexForDstar) {
printf(" Reconstruct a secondary vertex for the D*\n");
} else {
printf(" Assume the D* comes from the primary vertex\n");
}
- printf(" |M-MD*| [GeV] < %f\n",fDstarCuts[0]);
- printf(" |M_Kpipi-M_Kpi-(MD*-MD0)| [GeV] < %f\n",fDstarCuts[1]);
- printf(" pTpisoft [GeV/c] > %f\n",fDstarCuts[2]);
- printf(" pTpisoft [GeV/c] < %f\n",fDstarCuts[3]);
- printf(" Theta(pisoft,D0plane) < %f\n",fDstarCuts[4]);
- printf("Reconstruct D*->D0pi candidates with cuts:\n");
- printf(" D0 from D* cuts:\n");
- if(fCutsD0fromDstar) fCutsD0fromDstar->PrintAll();
- /*
- printf(" |M-MD0| [GeV] < %f\n",fD0fromDstarCuts[0]);
- printf(" dca [cm] < %f\n",fD0fromDstarCuts[1]);
- printf(" cosThetaStar < %f\n",fD0fromDstarCuts[2]);
- printf(" pTK [GeV/c] > %f\n",fD0fromDstarCuts[3]);
- printf(" pTpi [GeV/c] > %f\n",fD0fromDstarCuts[4]);
- printf(" |d0K| [cm] < %f\n",fD0fromDstarCuts[5]);
- printf(" |d0pi| [cm] < %f\n",fD0fromDstarCuts[6]);
- printf(" d0d0 [cm^2] < %f\n",fD0fromDstarCuts[7]);
- printf(" cosThetaPoint > %f\n",fD0fromDstarCuts[8]);
- */
+ if(fCutsDStartoKpipi) fCutsDStartoKpipi->PrintAll();
}
if(fJPSItoEle) {
printf("Reconstruct J/psi from B candidates with cuts:\n");
if(fCutsJpsitoee) fCutsJpsitoee->PrintAll();
- /*
- printf(" |M-MJPSI| [GeV] < %f\n",fBtoJPSICuts[0]);
- printf(" dca [cm] < %f\n",fBtoJPSICuts[1]);
- printf(" cosThetaStar < %f\n",fBtoJPSICuts[2]);
- printf(" pTP [GeV/c] > %f\n",fBtoJPSICuts[3]);
- printf(" pTN [GeV/c] > %f\n",fBtoJPSICuts[4]);
- printf(" |d0P| [cm] < %f\n",fBtoJPSICuts[5]);
- printf(" |d0N| [cm] < %f\n",fBtoJPSICuts[6]);
- printf(" d0d0 [cm^2] < %f\n",fBtoJPSICuts[7]);
- printf(" cosThetaPoint > %f\n",fBtoJPSICuts[8]);
- */
}
if(f3Prong) {
printf("Reconstruct 3 prong candidates.\n");
printf(" D+->Kpipi cuts:\n");
if(fCutsDplustoKpipi) fCutsDplustoKpipi->PrintAll();
- /*
- printf(" |M-MD+| [GeV] < %f\n",fDplusCuts[0]);
- printf(" pTK [GeV/c] > %f\n",fDplusCuts[1]);
- printf(" pTPi [GeV/c] > %f\n",fDplusCuts[2]);
- printf(" |d0K| [cm] > %f\n",fDplusCuts[3]);
- printf(" |d0Pi| [cm] > %f\n",fDplusCuts[4]);
- printf(" dist12 [cm] < %f\n",fDplusCuts[5]);
- printf(" sigmavert [cm] < %f\n",fDplusCuts[6]);
- printf(" dist prim-sec [cm] > %f\n",fDplusCuts[7]);
- printf(" pM=Max{pT1,pT2,pT3} [GeV/c] > %f\n",fDplusCuts[8]);
- printf(" cosThetaPoint > %f\n",fDplusCuts[9]);
- printf(" Sum d0^2 [cm^2] > %f\n",fDplusCuts[10]);
- printf(" dca cut [cm] < %f\n",fDplusCuts[11]);
- */
printf(" Ds->KKpi cuts:\n");
if(fCutsDstoKKpi) fCutsDstoKKpi->PrintAll();
- /*
- printf(" |M-MDs| [GeV] < %f\n",fDsCuts[0]);
- printf(" pTK [GeV/c] > %f\n",fDsCuts[1]);
- printf(" pTPi [GeV/c] > %f\n",fDsCuts[2]);
- printf(" |d0K| [cm] > %f\n",fDsCuts[3]);
- printf(" |d0Pi| [cm] > %f\n",fDsCuts[4]);
- printf(" dist12 [cm] < %f\n",fDsCuts[5]);
- printf(" sigmavert [cm] < %f\n",fDsCuts[6]);
- printf(" dist prim-sec [cm] > %f\n",fDsCuts[7]);
- printf(" pM=Max{pT1,pT2,pT3} [GeV/c] > %f\n",fDsCuts[8]);
- printf(" cosThetaPoint > %f\n",fDsCuts[9]);
- printf(" Sum d0^2 [cm^2] > %f\n",fDsCuts[10]);
- printf(" dca cut [cm] < %f\n",fDsCuts[11]);
- printf(" Inv. Mass phi [GeV] < %f\n",fDsCuts[12]);
- printf(" Inv. Mass K0* [GeV] < %f\n",fDsCuts[13]);
- */
printf(" Lc->pKpi cuts:\n");
if(fCutsLctopKpi) fCutsLctopKpi->PrintAll();
- /*
- printf(" |M-MLc| [GeV] < %f\n",fLcCuts[0]);
- printf(" pTP [GeV/c] > %f\n",fLcCuts[1]);
- printf(" pTPi and pTK [GeV/c] > %f\n",fLcCuts[2]);
- printf(" |d0P| [cm] > %f\n",fLcCuts[3]);
- printf(" |d0Pi| and |d0K| [cm] > %f\n",fLcCuts[4]);
- printf(" dist12 [cm] < %f\n",fLcCuts[5]);
- printf(" sigmavert [cm] < %f\n",fLcCuts[6]);
- printf(" dist prim-sec [cm] > %f\n",fLcCuts[7]);
- printf(" pM=Max{pT1,pT2,pT3} [GeV/c] > %f\n",fLcCuts[8]);
- printf(" cosThetaPoint > %f\n",fLcCuts[9]);
- printf(" Sum d0^2 [cm^2] > %f\n",fLcCuts[10]);
- printf(" dca cut [cm] < %f\n",fLcCuts[11]);
- */
}
if(f4Prong) {
printf("Reconstruct 4 prong candidates.\n");
printf(" D0->Kpipipi cuts:\n");
if(fCutsD0toKpipipi) fCutsD0toKpipipi->PrintAll();
}
+ if(fCascades) {
+ printf("Reconstruct cascades candidates formed with v0s.\n");
+ printf(" Lc -> k0s P & Lc -> L Pi cuts:\n");
+ if(fCutsLctoV0) fCutsLctoV0->PrintAll();
+ }
return;
}
return vertexAOD;
}
//-----------------------------------------------------------------------------
+Bool_t AliAnalysisVertexingHF::SelectInvMass(TObjArray *trkArray) const {
+ // Invariant mass cut on tracks
+
+ Int_t nProngs=trkArray->GetEntriesFast();
+ Int_t retval=kFALSE;
+
+ Double_t momentum[3];
+ Double_t px3[3],py3[3],pz3[3];
+ Double_t px4[4],py4[4],pz4[4];
+ AliESDtrack *postrack1=0;
+ AliESDtrack *postrack2=0;
+ AliESDtrack *negtrack1=0;
+ AliESDtrack *negtrack2=0;
+
+ switch(nProngs) {
+ case 3:
+ // invariant mass cut for D+, Ds, Lc
+ postrack1 = (AliESDtrack*)trkArray->UncheckedAt(0);
+ negtrack1 = (AliESDtrack*)trkArray->UncheckedAt(1);
+ postrack2 = (AliESDtrack*)trkArray->UncheckedAt(2);
+ postrack1->GetPxPyPz(momentum);
+ px3[0] = momentum[0]; py3[0] = momentum[1]; pz3[0] = momentum[2];
+ negtrack1->GetPxPyPz(momentum);
+ px3[1] = momentum[0]; py3[1] = momentum[1]; pz3[1] = momentum[2];
+ postrack2->GetPxPyPz(momentum);
+ px3[2] = momentum[0]; py3[2] = momentum[1]; pz3[2] = momentum[2];
+ retval = SelectInvMass(2,3,px3,py3,pz3);
+ break;
+ case 4:
+ // invariant mass cut for D0->4prong
+ postrack1 = (AliESDtrack*)trkArray->UncheckedAt(0);
+ negtrack1 = (AliESDtrack*)trkArray->UncheckedAt(1);
+ postrack2 = (AliESDtrack*)trkArray->UncheckedAt(2);
+ negtrack2 = (AliESDtrack*)trkArray->UncheckedAt(3);
+ postrack1->GetPxPyPz(momentum);
+ px4[0] = momentum[0]; py4[0] = momentum[1]; pz4[0] = momentum[2];
+ negtrack1->GetPxPyPz(momentum);
+ px4[1] = momentum[0]; py4[1] = momentum[1]; pz4[1] = momentum[2];
+ postrack2->GetPxPyPz(momentum);
+ px4[2] = momentum[0]; py4[2] = momentum[1]; pz4[2] = momentum[2];
+ negtrack2->GetPxPyPz(momentum);
+ px4[3] = momentum[0]; py4[3] = momentum[1]; pz4[3] = momentum[2];
+ retval = SelectInvMass(4,4,px4,py4,pz4);
+ break;
+ default:
+ printf("SelectInvMass(): wrong decay selection\n");
+ break;
+ }
+
+ return retval;
+}
+//-----------------------------------------------------------------------------
Bool_t AliAnalysisVertexingHF::SelectInvMass(Int_t decay,
Int_t nprongs,
Double_t *px,
Double_t *pz) const {
// Check invariant mass cut
- Short_t dummycharge=0;
- Double_t *dummyd0 = new Double_t[nprongs];
- for(Int_t ip=0;ip<nprongs;ip++) dummyd0[ip]=0.;
- AliAODRecoDecay *rd = new AliAODRecoDecay(0x0,nprongs,dummycharge,px,py,pz,dummyd0);
- delete [] dummyd0; dummyd0=NULL;
-
UInt_t pdg2[2],pdg3[3],pdg4[4];
Double_t mPDG,minv;
switch (decay)
{
case 0: // D0->Kpi
+ fMassCalc2->SetPxPyPzProngs(nprongs,px,py,pz);
pdg2[0]=211; pdg2[1]=321;
mPDG=TDatabasePDG::Instance()->GetParticle(421)->Mass();
- minv = rd->InvMass(nprongs,pdg2);
- //if(TMath::Abs(minv-mPDG)<fD0toKpiCuts[0]) retval=kTRUE;
+ minv = fMassCalc2->InvMass(nprongs,pdg2);
if(TMath::Abs(minv-mPDG)<fCutsD0toKpi->GetMassCut()) retval=kTRUE;
pdg2[0]=321; pdg2[1]=211;
- minv = rd->InvMass(nprongs,pdg2);
- //if(TMath::Abs(minv-mPDG)<fD0toKpiCuts[0]) retval=kTRUE;
+ minv = fMassCalc2->InvMass(nprongs,pdg2);
if(TMath::Abs(minv-mPDG)<fCutsD0toKpi->GetMassCut()) retval=kTRUE;
break;
case 1: // JPSI->ee
+ fMassCalc2->SetPxPyPzProngs(nprongs,px,py,pz);
pdg2[0]=11; pdg2[1]=11;
mPDG=TDatabasePDG::Instance()->GetParticle(443)->Mass();
- minv = rd->InvMass(nprongs,pdg2);
- //if(TMath::Abs(minv-mPDG)<fBtoJPSICuts[0]) retval=kTRUE;
+ minv = fMassCalc2->InvMass(nprongs,pdg2);
if(TMath::Abs(minv-mPDG)<fCutsJpsitoee->GetMassCut()) retval=kTRUE;
break;
case 2: // D+->Kpipi
+ fMassCalc3->SetPxPyPzProngs(nprongs,px,py,pz);
pdg3[0]=211; pdg3[1]=321; pdg3[2]=211;
mPDG=TDatabasePDG::Instance()->GetParticle(411)->Mass();
- minv = rd->InvMass(nprongs,pdg3);
- //if(TMath::Abs(minv-mPDG)<fDplusCuts[0]) retval=kTRUE;
+ minv = fMassCalc3->InvMass(nprongs,pdg3);
if(TMath::Abs(minv-mPDG)<fCutsDplustoKpipi->GetMassCut()) retval=kTRUE;
// Ds+->KKpi
pdg3[0]=321; pdg3[1]=321; pdg3[2]=211;
mPDG=TDatabasePDG::Instance()->GetParticle(431)->Mass();
- minv = rd->InvMass(nprongs,pdg3);
- //if(TMath::Abs(minv-mPDG)<fDsCuts[0]) retval=kTRUE;
+ minv = fMassCalc3->InvMass(nprongs,pdg3);
if(TMath::Abs(minv-mPDG)<fCutsDstoKKpi->GetMassCut()) retval=kTRUE;
pdg3[0]=211; pdg3[1]=321; pdg3[2]=321;
- minv = rd->InvMass(nprongs,pdg3);
- //if(TMath::Abs(minv-mPDG)<fDsCuts[0]) retval=kTRUE;
+ minv = fMassCalc3->InvMass(nprongs,pdg3);
if(TMath::Abs(minv-mPDG)<fCutsDstoKKpi->GetMassCut()) retval=kTRUE;
// Lc->pKpi
pdg3[0]=2212; pdg3[1]=321; pdg3[2]=211;
mPDG=TDatabasePDG::Instance()->GetParticle(4122)->Mass();
- minv = rd->InvMass(nprongs,pdg3);
- //if(TMath::Abs(minv-mPDG)<fLcCuts[0]) retval=kTRUE;
+ minv = fMassCalc3->InvMass(nprongs,pdg3);
if(TMath::Abs(minv-mPDG)<fCutsLctopKpi->GetMassCut()) retval=kTRUE;
pdg3[0]=211; pdg3[1]=321; pdg3[2]=2212;
- minv = rd->InvMass(nprongs,pdg3);
- //if(TMath::Abs(minv-mPDG)<fLcCuts[0]) retval=kTRUE;
+ minv = fMassCalc3->InvMass(nprongs,pdg3);
if(TMath::Abs(minv-mPDG)<fCutsLctopKpi->GetMassCut()) retval=kTRUE;
break;
case 3: // D*->D0pi
+ fMassCalc2->SetPxPyPzProngs(nprongs,px,py,pz);
pdg2[0]=211; pdg2[1]=421; // in twoTrackArrayCasc we put the pion first
mPDG=TDatabasePDG::Instance()->GetParticle(413)->Mass();
- minv = rd->InvMass(nprongs,pdg2);
- if(TMath::Abs(minv-mPDG)<fDstarCuts[0]) retval=kTRUE;
+ minv = fMassCalc2->InvMass(nprongs,pdg2);
+ if(TMath::Abs(minv-mPDG)<fCutsDStartoKpipi->GetMassCut()) retval=kTRUE;
break;
case 4: // D0->Kpipipi without PID
+ fMassCalc4->SetPxPyPzProngs(nprongs,px,py,pz);
pdg4[0]=321; pdg4[1]=211; pdg4[2]=211; pdg4[3]=211;
mPDG=TDatabasePDG::Instance()->GetParticle(421)->Mass();
- minv = rd->InvMass(nprongs,pdg4);
- //if(TMath::Abs(minv-mPDG)<fD0to4ProngsCuts[0]) retval=kTRUE;
+ minv = fMassCalc4->InvMass(nprongs,pdg4);
if(TMath::Abs(minv-mPDG)<fCutsD0toKpipipi->GetMassCut()) retval=kTRUE;
pdg4[0]=211; pdg4[1]=321; pdg4[2]=211; pdg4[3]=211;
mPDG=TDatabasePDG::Instance()->GetParticle(421)->Mass();
- minv = rd->InvMass(nprongs,pdg4);
- //if(TMath::Abs(minv-mPDG)<fD0to4ProngsCuts[0]) retval=kTRUE;
+ minv = fMassCalc4->InvMass(nprongs,pdg4);
if(TMath::Abs(minv-mPDG)<fCutsD0toKpipipi->GetMassCut()) retval=kTRUE;
pdg4[0]=211; pdg4[1]=211; pdg4[2]=321; pdg4[3]=211;
mPDG=TDatabasePDG::Instance()->GetParticle(421)->Mass();
- minv = rd->InvMass(nprongs,pdg4);
- //if(TMath::Abs(minv-mPDG)<fD0to4ProngsCuts[0]) retval=kTRUE;
+ minv = fMassCalc4->InvMass(nprongs,pdg4);
if(TMath::Abs(minv-mPDG)<fCutsD0toKpipipi->GetMassCut()) retval=kTRUE;
pdg4[0]=211; pdg4[1]=211; pdg4[2]=211; pdg4[3]=321;
mPDG=TDatabasePDG::Instance()->GetParticle(421)->Mass();
- minv = rd->InvMass(nprongs,pdg4);
- //if(TMath::Abs(minv-mPDG)<fD0to4ProngsCuts[0]) retval=kTRUE;
+ minv = fMassCalc4->InvMass(nprongs,pdg4);
if(TMath::Abs(minv-mPDG)<fCutsD0toKpipipi->GetMassCut()) retval=kTRUE;
break;
default:
break;
}
- delete rd; rd=NULL;
-
return retval;
}
//-----------------------------------------------------------------------------
void AliAnalysisVertexingHF::SelectTracksAndCopyVertex(const AliVEvent *event,
+ Int_t trkEntries,
TObjArray &seleTrksArray,Int_t &nSeleTrks,
UChar_t *seleFlags,Int_t *evtNumber)
{
// skip pure ITS SA tracks
if(track->GetStatus()&AliESDtrack::kITSpureSA) continue;
+ // skip tracks without ITS
+ if(!(track->GetStatus()&AliESDtrack::kITSin)) continue;
+
// TEMPORARY: check that the cov matrix is there
Double_t covtest[21];
if(!track->GetCovarianceXYZPxPyPz(covtest)) continue;
// single track selection
okDisplaced=kFALSE; okSoftPi=kFALSE;
- if(fMixEvent){
+ if(fMixEvent && i<trkEntries){
evtNumber[i]=((AliMixedEvent*)event)->EventIndex(i);
const AliVVertex* eventVtx=((AliMixedEvent*)event)->GetEventVertex(i);
Double_t vtxPos[3],primPos[3],primCov[6],trasl[3];
}
}
- if(SingleTrkCuts(esdt,okDisplaced,okSoftPi)) {
+ if(SingleTrkCuts(esdt,okDisplaced,okSoftPi) && nSeleTrks<trkEntries) {
seleTrksArray.AddLast(esdt);
seleFlags[nSeleTrks]=0;
if(okDisplaced) SETBIT(seleFlags[nSeleTrks],kBitDispl);
if(indices) { delete [] indices; indices=NULL; }
- return;
-}
-//-----------------------------------------------------------------------------
-void AliAnalysisVertexingHF::SetD0toKpiCuts(Double_t cut0,Double_t cut1,
- Double_t cut2,Double_t cut3,Double_t cut4,
- Double_t cut5,Double_t cut6,
- Double_t cut7,Double_t cut8)
-{
- // Set the cuts for D0 selection
- fD0toKpiCuts[0] = cut0;
- fD0toKpiCuts[1] = cut1;
- fD0toKpiCuts[2] = cut2;
- fD0toKpiCuts[3] = cut3;
- fD0toKpiCuts[4] = cut4;
- fD0toKpiCuts[5] = cut5;
- fD0toKpiCuts[6] = cut6;
- fD0toKpiCuts[7] = cut7;
- fD0toKpiCuts[8] = cut8;
-
- return;
-}
-//-----------------------------------------------------------------------------
-void AliAnalysisVertexingHF::SetD0toKpiCuts(const Double_t cuts[9])
-{
- // Set the cuts for D0 selection
-
- for(Int_t i=0; i<9; i++) fD0toKpiCuts[i] = cuts[i];
-
- return;
-}
-//-----------------------------------------------------------------------------
-void AliAnalysisVertexingHF::SetD0fromDstarCuts(Double_t cut0,Double_t cut1,
- Double_t cut2,Double_t cut3,Double_t cut4,
- Double_t cut5,Double_t cut6,
- Double_t cut7,Double_t cut8)
-{
- // Set the cuts for D0 from D* selection
- fD0fromDstarCuts[0] = cut0;
- fD0fromDstarCuts[1] = cut1;
- fD0fromDstarCuts[2] = cut2;
- fD0fromDstarCuts[3] = cut3;
- fD0fromDstarCuts[4] = cut4;
- fD0fromDstarCuts[5] = cut5;
- fD0fromDstarCuts[6] = cut6;
- fD0fromDstarCuts[7] = cut7;
- fD0fromDstarCuts[8] = cut8;
-
- return;
-}
-//-----------------------------------------------------------------------------
-void AliAnalysisVertexingHF::SetD0fromDstarCuts(const Double_t cuts[9])
-{
- // Set the cuts for D0 from D* selection
-
- for(Int_t i=0; i<9; i++) fD0fromDstarCuts[i] = cuts[i];
-
- return;
-}
-//-----------------------------------------------------------------------------
-void AliAnalysisVertexingHF::SetDstarCuts(Double_t cut0,Double_t cut1,
- Double_t cut2,Double_t cut3,
- Double_t cut4)
-{
- // Set the cuts for D* selection
- fDstarCuts[0] = cut0;
- fDstarCuts[1] = cut1;
- fDstarCuts[2] = cut2;
- fDstarCuts[3] = cut3;
- fDstarCuts[4] = cut4;
-
- return;
-}
-//-----------------------------------------------------------------------------
-void AliAnalysisVertexingHF::SetDstarCuts(const Double_t cuts[5])
-{
- // Set the cuts for D* selection
-
- for(Int_t i=0; i<5; i++) fDstarCuts[i] = cuts[i];
-
- return;
-}
-//-----------------------------------------------------------------------------
-void AliAnalysisVertexingHF::SetBtoJPSICuts(Double_t cut0,Double_t cut1,
- Double_t cut2,Double_t cut3,Double_t cut4,
- Double_t cut5,Double_t cut6,
- Double_t cut7,Double_t cut8)
-{
- // Set the cuts for J/psi from B selection
- fBtoJPSICuts[0] = cut0;
- fBtoJPSICuts[1] = cut1;
- fBtoJPSICuts[2] = cut2;
- fBtoJPSICuts[3] = cut3;
- fBtoJPSICuts[4] = cut4;
- fBtoJPSICuts[5] = cut5;
- fBtoJPSICuts[6] = cut6;
- fBtoJPSICuts[7] = cut7;
- fBtoJPSICuts[8] = cut8;
-
- return;
-}
-//-----------------------------------------------------------------------------
-void AliAnalysisVertexingHF::SetBtoJPSICuts(const Double_t cuts[9])
-{
- // Set the cuts for J/psi from B selection
-
- for(Int_t i=0; i<9; i++) fBtoJPSICuts[i] = cuts[i];
-
- return;
-}
-//-----------------------------------------------------------------------------
-void AliAnalysisVertexingHF::SetDplusCuts(Double_t cut0,Double_t cut1,
- Double_t cut2,Double_t cut3,Double_t cut4,
- Double_t cut5,Double_t cut6,
- Double_t cut7,Double_t cut8,
- Double_t cut9,Double_t cut10,Double_t cut11)
-{
- // Set the cuts for Dplus->Kpipi selection
- fDplusCuts[0] = cut0;
- fDplusCuts[1] = cut1;
- fDplusCuts[2] = cut2;
- fDplusCuts[3] = cut3;
- fDplusCuts[4] = cut4;
- fDplusCuts[5] = cut5;
- fDplusCuts[6] = cut6;
- fDplusCuts[7] = cut7;
- fDplusCuts[8] = cut8;
- fDplusCuts[9] = cut9;
- fDplusCuts[10] = cut10;
- fDplusCuts[11] = cut11;
-
- return;
-}
-//-----------------------------------------------------------------------------
-void AliAnalysisVertexingHF::SetDplusCuts(const Double_t cuts[12])
-{
- // Set the cuts for Dplus->Kpipi selection
-
- for(Int_t i=0; i<12; i++) fDplusCuts[i] = cuts[i];
-
- return;
-}
-//-----------------------------------------------------------------------------
-void AliAnalysisVertexingHF::SetDsCuts(Double_t cut0,Double_t cut1,
- Double_t cut2,Double_t cut3,
- Double_t cut4,Double_t cut5,
- Double_t cut6,Double_t cut7,
- Double_t cut8,Double_t cut9,
- Double_t cut10,Double_t cut11,
- Double_t cut12,Double_t cut13)
-{
- // Set the cuts for Ds->KKpi selection
- fDsCuts[0] = cut0;
- fDsCuts[1] = cut1;
- fDsCuts[2] = cut2;
- fDsCuts[3] = cut3;
- fDsCuts[4] = cut4;
- fDsCuts[5] = cut5;
- fDsCuts[6] = cut6;
- fDsCuts[7] = cut7;
- fDsCuts[8] = cut8;
- fDsCuts[9] = cut9;
- fDsCuts[10] = cut10;
- fDsCuts[11] = cut11;
- fDsCuts[12] = cut12;
- fDsCuts[13] = cut13;
-
- return;
-}
-//-----------------------------------------------------------------------------
-void AliAnalysisVertexingHF::SetDsCuts(const Double_t cuts[13])
-{
- // Set the cuts for Ds->KKpi selection
-
- for(Int_t i=0; i<14; i++) fDsCuts[i] = cuts[i];
-
- return;
-}
-//-----------------------------------------------------------------------------
-void AliAnalysisVertexingHF::SetLcCuts(Double_t cut0,Double_t cut1,
- Double_t cut2,Double_t cut3,Double_t cut4,
- Double_t cut5,Double_t cut6,
- Double_t cut7,Double_t cut8,
- Double_t cut9,Double_t cut10,Double_t cut11)
-{
- // Set the cuts for Lc->pKpi selection
- fLcCuts[0] = cut0;
- fLcCuts[1] = cut1;
- fLcCuts[2] = cut2;
- fLcCuts[3] = cut3;
- fLcCuts[4] = cut4;
- fLcCuts[5] = cut5;
- fLcCuts[6] = cut6;
- fLcCuts[7] = cut7;
- fLcCuts[8] = cut8;
- fLcCuts[9] = cut9;
- fLcCuts[10] = cut10;
- fLcCuts[11] = cut11;
-
- return;
-}
-//-----------------------------------------------------------------------------
-void AliAnalysisVertexingHF::SetLcCuts(const Double_t cuts[12])
-{
- // Set the cuts for Lc->pKpi selection
-
- for(Int_t i=0; i<12; i++) fLcCuts[i] = cuts[i];
-
- return;
-}
-//-----------------------------------------------------------------------------
-void AliAnalysisVertexingHF::SetD0to4ProngsCuts(Double_t cut0,Double_t cut1,
- Double_t cut2,Double_t cut3,Double_t cut4,
- Double_t cut5,Double_t cut6,
- Double_t cut7,Double_t cut8)
-{
- // Set the cuts for D0->Kpipipi selection
-
- fD0to4ProngsCuts[0] = cut0;
- fD0to4ProngsCuts[1] = cut1;
- fD0to4ProngsCuts[2] = cut2;
- fD0to4ProngsCuts[3] = cut3;
- fD0to4ProngsCuts[4] = cut4;
- fD0to4ProngsCuts[5] = cut5;
- fD0to4ProngsCuts[6] = cut6;
- fD0to4ProngsCuts[7] = cut7;
- fD0to4ProngsCuts[8] = cut8;
-
- return;
-}
-//-----------------------------------------------------------------------------
-void AliAnalysisVertexingHF::SetD0to4ProngsCuts(const Double_t cuts[9])
-{
- // Set the cuts for D0->Kpipipi selection
-
- for(Int_t i=0; i<9; i++) fD0to4ProngsCuts[i] = cuts[i];
-
return;
}
//-----------------------------------------------------------------------------
selectInfo = fTrackFilter->IsSelected(trk);
}
if(selectInfo) okDisplaced=kTRUE;
+
// Track selection, soft pions
selectInfo = 0;
if(fDstar && fTrackFilterSoftPi) {
return kFALSE;
}
+
+
+//-----------------------------------------------------------------------------
+AliAODv0* AliAnalysisVertexingHF::TransformESDv0toAODv0(AliESDv0 *esdV0, TObjArray *twoTrackArrayV0){
+ //
+ // Transform ESDv0 to AODv0
+ //
+ // this function takes the ESDv0 vertex, computes the DCA variables from the ESDv0
+ // and creates an AODv0 out of them
+ //
+ Double_t vertex[3]; esdV0->GetXYZ(vertex[0],vertex[1],vertex[2]);
+ AliAODVertex *vertexV0 = new AliAODVertex(vertex,esdV0->GetChi2V0(),AliAODVertex::kV0,2);
+
+ // create the v0 neutral track to compute the DCA to the primary vertex
+ Double_t xyz[3], pxpypz[3];
+ esdV0->XvYvZv(xyz);
+ esdV0->PxPyPz(pxpypz);
+ Double_t cv[21]; for(int i=0; i<21; i++) cv[i]=0;
+ AliNeutralTrackParam *trackesdV0 = new AliNeutralTrackParam(xyz,pxpypz,cv,0);
+ if(!trackesdV0) {
+ delete vertexV0;
+ return 0;
+ }
+ Double_t d0z0[2],covd0z0[3];
+ AliAODVertex *primVertexAOD = PrimaryVertex();
+ trackesdV0->PropagateToDCA(primVertexAOD,fBzkG,kVeryBig,d0z0,covd0z0);
+ Double_t dcaV0ToPrimVertex = TMath::Sqrt(covd0z0[0]);
+ // get the v0 daughters to compute their DCA to the v0 vertex and get their momentum
+ Double_t dcaV0DaughterToPrimVertex[2];
+ AliExternalTrackParam *posV0track = (AliExternalTrackParam*)twoTrackArrayV0->UncheckedAt(0);
+ AliExternalTrackParam *negV0track = (AliExternalTrackParam*)twoTrackArrayV0->UncheckedAt(1);
+ if( !posV0track || !negV0track) {
+ if(trackesdV0) {delete trackesdV0; trackesdV0=NULL;}
+ delete vertexV0;
+ delete primVertexAOD;
+ return 0;
+ }
+ posV0track->PropagateToDCA(primVertexAOD,fBzkG,kVeryBig,d0z0,covd0z0);
+ // if ( covd0z0[0]<=0.) dcaV0DaughterToPrimVertex[0] = 0;
+ // else
+ dcaV0DaughterToPrimVertex[0] = TMath::Sqrt(covd0z0[0]);
+ negV0track->PropagateToDCA(primVertexAOD,fBzkG,kVeryBig,d0z0,covd0z0);
+ // if ( covd0z0[0]<=0.)dcaV0DaughterToPrimVertex[1] = 0;
+ // else
+ dcaV0DaughterToPrimVertex[1] = TMath::Sqrt(covd0z0[0]);
+ Double_t dcaV0Daughters = esdV0->GetDcaV0Daughters();
+ Double_t pmom[3],nmom[3];
+ esdV0->GetNPxPyPz(nmom[0],nmom[1],nmom[2]);
+ esdV0->GetPPxPyPz(pmom[0],pmom[1],pmom[2]);
+
+ AliAODv0 *aodV0 = new AliAODv0(vertexV0,dcaV0Daughters,dcaV0ToPrimVertex,pmom,nmom,dcaV0DaughterToPrimVertex);
+ aodV0->SetOnFlyStatus(esdV0->GetOnFlyStatus());
+
+ if(trackesdV0) {delete trackesdV0; trackesdV0=NULL;}
+ if(primVertexAOD) {delete primVertexAOD; primVertexAOD=NULL;}
+
+ return aodV0;
+}
//-----------------------------------------------------------------------------
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff