#include "AliESD.h"
#include "AliESDfriend.h"
-#include "AliAODEvent.h"
-#include "AliAODHeader.h"
-#include "AliAODVertex.h"
-#include "AliAODTrack.h"
-#include "AliAODCluster.h"
-
-
ClassImp(AliESD)
//______________________________________________________________________________
ev->AddTrack(f);
}
}
-
-AliAODEvent *AliESD::CreateAOD() const {
- //
- // Creates and returns the standard AOD from the ESD.
- // Make sure to delete it outside of this function!
- //
-
- // create an AliAOD object
- AliAODEvent *aod = new AliAODEvent();
- aod->CreateStdContent();
-
- // set arrays and pointers
- Float_t posF[3];
- Double_t pos[3];
- Double_t p[3];
- Double_t covVtx[6];
- Double_t covTr[21];
- Double_t pid[10];
-
- // Multiplicity information needed by the header (to be revised!)
- Int_t nTracks = GetNumberOfTracks();
- Int_t nPosTracks = 0;
- for (Int_t iTrack=0; iTrack<nTracks; ++iTrack)
- if (GetTrack(iTrack)->GetSign()> 0) nPosTracks++;
-
- // create the header
- aod->AddHeader(new AliAODHeader(GetRunNumber(),
- GetBunchCrossNumber(),
- GetOrbitNumber(),
- GetPeriodNumber(),
- nTracks,
- nPosTracks,
- nTracks-nPosTracks,
- GetMagneticField(),
- -999., // fill muon magnetic field
- -999., // centrality; to be filled, still
- GetZDCN1Energy(),
- GetZDCP1Energy(),
- GetZDCN2Energy(),
- GetZDCP2Energy(),
- GetZDCEMEnergy(),
- GetTriggerMask(),
- GetTriggerCluster(),
- GetEventType()));
-
- Int_t nV0s = GetNumberOfV0s();
- Int_t nCascades = GetNumberOfCascades();
- Int_t nKinks = GetNumberOfKinks();
- Int_t nVertices = nV0s + nCascades + nKinks;
-
- aod->ResetStd(nTracks, nVertices);
- AliAODTrack *aodTrack;
-
- // Array to take into account the tracks already added to the AOD
- Bool_t * usedTrack = NULL;
- if (nTracks>0) {
- usedTrack = new Bool_t[nTracks];
- for (Int_t iTrack=0; iTrack<nTracks; ++iTrack) usedTrack[iTrack]=kFALSE;
- }
- // Array to take into account the V0s already added to the AOD
- Bool_t * usedV0 = NULL;
- if (nV0s>0) {
- usedV0 = new Bool_t[nV0s];
- for (Int_t iV0=0; iV0<nV0s; ++iV0) usedV0[iV0]=kFALSE;
- }
- // Array to take into account the kinks already added to the AOD
- Bool_t * usedKink = NULL;
- if (nKinks>0) {
- usedKink = new Bool_t[nKinks];
- for (Int_t iKink=0; iKink<nKinks; ++iKink) usedKink[iKink]=kFALSE;
- }
-
- // Access to the AOD container of vertices
- TClonesArray &vertices = *(aod->GetVertices());
- Int_t jVertices=0;
-
- // Access to the AOD container of tracks
- TClonesArray &tracks = *(aod->GetTracks());
- Int_t jTracks=0;
-
- // Add primary vertex. The primary tracks will be defined
- // after the loops on the composite objects (V0, cascades, kinks)
- const AliESDVertex *vtx = GetPrimaryVertex();
-
- vtx->GetXYZ(pos); // position
- vtx->GetCovMatrix(covVtx); //covariance matrix
-
- AliAODVertex * primary = new(vertices[jVertices++])
- AliAODVertex(pos, covVtx, vtx->GetChi2toNDF(), NULL, AliAODVertex::kPrimary);
-
- // Create vertices starting from the most complex objects
-
- // Cascades
- for (Int_t nCascade = 0; nCascade < nCascades; ++nCascade) {
- AliESDcascade *cascade = GetCascade(nCascade);
-
- cascade->GetXYZ(pos[0], pos[1], pos[2]);
- cascade->GetPosCovXi(covVtx);
-
- // Add the cascade vertex
- AliAODVertex * vcascade = new(vertices[jVertices++]) AliAODVertex(pos,
- covVtx,
- cascade->GetChi2Xi(), // = chi2/NDF since NDF = 2*2-3
- primary,
- AliAODVertex::kCascade);
-
- primary->AddDaughter(vcascade);
-
- // Add the V0 from the cascade. The ESD class have to be optimized...
- // Now we have to search for the corresponding Vo in the list of V0s
- // using the indeces of the positive and negative tracks
-
- Int_t posFromV0 = cascade->GetPindex();
- Int_t negFromV0 = cascade->GetNindex();
-
- AliESDv0 * v0 = 0x0;
- Int_t indV0 = -1;
-
- for (Int_t iV0=0; iV0<nV0s; ++iV0) {
-
- v0 = GetV0(iV0);
- Int_t posV0 = v0->GetPindex();
- Int_t negV0 = v0->GetNindex();
-
- if (posV0==posFromV0 && negV0==negFromV0) {
- indV0 = iV0;
- break;
- }
- }
-
- AliAODVertex * vV0FromCascade = 0x0;
-
- if (indV0>-1 && !usedV0[indV0] ) {
-
- // the V0 exists in the array of V0s and is not used
-
- usedV0[indV0] = kTRUE;
-
- v0->GetXYZ(pos[0], pos[1], pos[2]);
- v0->GetPosCov(covVtx);
-
- vV0FromCascade = new(vertices[jVertices++]) AliAODVertex(pos,
- covVtx,
- v0->GetChi2V0(), // = chi2/NDF since NDF = 2*2-3
- vcascade,
- AliAODVertex::kV0);
- } else {
-
- // the V0 doesn't exist in the array of V0s or was used
- printf("Error: cascade %d. The V0 %d doesn't exist in the array of V0s or was used!\n", nCascade, indV0);
- cascade->GetXYZ(pos[0], pos[1], pos[2]);
- cascade->GetPosCov(covVtx);
-
- vV0FromCascade = new(vertices[jVertices++]) AliAODVertex(pos,
- covVtx,
- v0->GetChi2V0(), // = chi2/NDF since NDF = 2*2-3
- vcascade,
- AliAODVertex::kV0);
- vcascade->AddDaughter(vV0FromCascade);
- }
-
- // Add the positive tracks from the V0
-
- if (! usedTrack[posFromV0]) {
-
- usedTrack[posFromV0] = kTRUE;
-
- AliESDtrack *esdTrack = GetTrack(posFromV0);
- esdTrack->GetPxPyPz(p);
- esdTrack->GetXYZ(pos);
- esdTrack->GetCovarianceXYZPxPyPz(covTr);
- esdTrack->GetESDpid(pid);
-
- vV0FromCascade->AddDaughter(
- aodTrack = new(tracks[jTracks++]) AliAODTrack(esdTrack->GetID(),
- esdTrack->GetLabel(),
- p,
- kTRUE,
- pos,
- kFALSE,
- covTr,
- (Short_t)esdTrack->GetSign(),
- esdTrack->GetITSClusterMap(),
- pid,
- vV0FromCascade,
- kTRUE, // check if this is right
- kFALSE, // check if this is right
- AliAODTrack::kSecondary)
- );
- aodTrack->ConvertAliPIDtoAODPID();
- }
- else {
- printf("Error: cascade %d track %d has already been used!\n", nCascade, posFromV0);
- }
-
- // Add the negative tracks from the V0
-
- if (!usedTrack[negFromV0]) {
-
- usedTrack[negFromV0] = kTRUE;
-
- AliESDtrack *esdTrack = GetTrack(negFromV0);
- esdTrack->GetPxPyPz(p);
- esdTrack->GetXYZ(pos);
- esdTrack->GetCovarianceXYZPxPyPz(covTr);
- esdTrack->GetESDpid(pid);
-
- vV0FromCascade->AddDaughter(
- aodTrack = new(tracks[jTracks++]) AliAODTrack(esdTrack->GetID(),
- esdTrack->GetLabel(),
- p,
- kTRUE,
- pos,
- kFALSE,
- covTr,
- (Short_t)esdTrack->GetSign(),
- esdTrack->GetITSClusterMap(),
- pid,
- vV0FromCascade,
- kTRUE, // check if this is right
- kFALSE, // check if this is right
- AliAODTrack::kSecondary)
- );
- aodTrack->ConvertAliPIDtoAODPID();
- }
- else {
- printf("Error: cascade %d track %d has already been used!\n", nCascade, negFromV0);
- }
-
- // Add the bachelor track from the cascade
-
- Int_t bachelor = cascade->GetBindex();
-
- if(!usedTrack[bachelor]) {
-
- usedTrack[bachelor] = kTRUE;
-
- AliESDtrack *esdTrack = GetTrack(bachelor);
- esdTrack->GetPxPyPz(p);
- esdTrack->GetXYZ(pos);
- esdTrack->GetCovarianceXYZPxPyPz(covTr);
- esdTrack->GetESDpid(pid);
-
- vcascade->AddDaughter(
- aodTrack = new(tracks[jTracks++]) AliAODTrack(esdTrack->GetID(),
- esdTrack->GetLabel(),
- p,
- kTRUE,
- pos,
- kFALSE,
- covTr,
- (Short_t)esdTrack->GetSign(),
- esdTrack->GetITSClusterMap(),
- pid,
- vcascade,
- kTRUE, // check if this is right
- kFALSE, // check if this is right
- AliAODTrack::kSecondary)
- );
- aodTrack->ConvertAliPIDtoAODPID();
- }
- else {
- printf("Error: cascade %d track %d has already been used!\n", nCascade, bachelor);
- }
-
- // Add the primary track of the cascade (if any)
-
- } // end of the loop on cascades
-
- // V0s
-
- for (Int_t nV0 = 0; nV0 < nV0s; ++nV0) {
-
- if (usedV0[nV0]) continue; // skip if aready added to the AOD
-
- AliESDv0 *v0 = GetV0(nV0);
-
- v0->GetXYZ(pos[0], pos[1], pos[2]);
- v0->GetPosCov(covVtx);
-
- AliAODVertex * vV0 =
- new(vertices[jVertices++]) AliAODVertex(pos,
- covVtx,
- v0->GetChi2V0(), // = chi2/NDF since NDF = 2*2-3
- primary,
- AliAODVertex::kV0);
- primary->AddDaughter(vV0);
-
- Int_t posFromV0 = v0->GetPindex();
- Int_t negFromV0 = v0->GetNindex();
-
- // Add the positive tracks from the V0
-
- if (!usedTrack[posFromV0]) {
-
- usedTrack[posFromV0] = kTRUE;
-
- AliESDtrack *esdTrack = GetTrack(posFromV0);
- esdTrack->GetPxPyPz(p);
- esdTrack->GetXYZ(pos);
- esdTrack->GetCovarianceXYZPxPyPz(covTr);
- esdTrack->GetESDpid(pid);
-
- vV0->AddDaughter(
- aodTrack = new(tracks[jTracks++]) AliAODTrack(esdTrack->GetID(),
- esdTrack->GetLabel(),
- p,
- kTRUE,
- pos,
- kFALSE,
- covTr,
- (Short_t)esdTrack->GetSign(),
- esdTrack->GetITSClusterMap(),
- pid,
- vV0,
- kTRUE, // check if this is right
- kFALSE, // check if this is right
- AliAODTrack::kSecondary)
- );
- aodTrack->ConvertAliPIDtoAODPID();
- }
- else {
- printf("Error: V0 %d track %d has already been used!\n", nV0, posFromV0);
- }
-
- // Add the negative tracks from the V0
-
- if (!usedTrack[negFromV0]) {
-
- usedTrack[negFromV0] = kTRUE;
-
- AliESDtrack *esdTrack = GetTrack(negFromV0);
- esdTrack->GetPxPyPz(p);
- esdTrack->GetXYZ(pos);
- esdTrack->GetCovarianceXYZPxPyPz(covTr);
- esdTrack->GetESDpid(pid);
-
- vV0->AddDaughter(
- aodTrack = new(tracks[jTracks++]) AliAODTrack(esdTrack->GetID(),
- esdTrack->GetLabel(),
- p,
- kTRUE,
- pos,
- kFALSE,
- covTr,
- (Short_t)esdTrack->GetSign(),
- esdTrack->GetITSClusterMap(),
- pid,
- vV0,
- kTRUE, // check if this is right
- kFALSE, // check if this is right
- AliAODTrack::kSecondary)
- );
- aodTrack->ConvertAliPIDtoAODPID();
- }
- else {
- printf("Error: V0 %d track %d has already been used!\n", nV0, negFromV0);
- }
-
- } // end of the loop on V0s
-
- // Kinks: it is a big mess the access to the information in the kinks
- // The loop is on the tracks in order to find the mother and daugther of each kink
-
- for (Int_t iTrack=0; iTrack<nTracks; ++iTrack) {
-
-
- AliESDtrack * esdTrack = GetTrack(iTrack);
-
- Int_t ikink = esdTrack->GetKinkIndex(0);
-
- if (ikink) {
- // Negative kink index: mother, positive: daughter
-
- // Search for the second track of the kink
-
- for (Int_t jTrack = iTrack+1; jTrack<nTracks; ++jTrack) {
-
- AliESDtrack * esdTrack1 = GetTrack(jTrack);
-
- Int_t jkink = esdTrack1->GetKinkIndex(0);
-
- if ( TMath::Abs(ikink)==TMath::Abs(jkink) ) {
-
- // The two tracks are from the same kink
-
- if (usedKink[TMath::Abs(ikink)-1]) continue; // skip used kinks
-
- Int_t imother = -1;
- Int_t idaughter = -1;
-
- if (ikink<0 && jkink>0) {
-
- imother = iTrack;
- idaughter = jTrack;
- }
- else if (ikink>0 && jkink<0) {
-
- imother = jTrack;
- idaughter = iTrack;
- }
- else {
- printf("Error: Wrong combination of kink indexes: %d %d\n", ikink, jkink);
- continue;
- }
-
- // Add the mother track
-
- AliAODTrack * mother = NULL;
-
- if (!usedTrack[imother]) {
-
- usedTrack[imother] = kTRUE;
-
- AliESDtrack *esdTrack = GetTrack(imother);
- esdTrack->GetPxPyPz(p);
- esdTrack->GetXYZ(pos);
- esdTrack->GetCovarianceXYZPxPyPz(covTr);
- esdTrack->GetESDpid(pid);
-
- mother =
- new(tracks[jTracks++]) AliAODTrack(esdTrack->GetID(),
- esdTrack->GetLabel(),
- p,
- kTRUE,
- pos,
- kFALSE,
- covTr,
- (Short_t)esdTrack->GetSign(),
- esdTrack->GetITSClusterMap(),
- pid,
- primary,
- kTRUE, // check if this is right
- kTRUE, // check if this is right
- AliAODTrack::kPrimary);
- primary->AddDaughter(mother);
- mother->ConvertAliPIDtoAODPID();
- }
- else {
- printf("Error: kink %d track %d has already been used!\n", TMath::Abs(ikink)-1, imother);
- }
- // Add the kink vertex
- AliESDkink * kink = GetKink(TMath::Abs(ikink)-1);
-
- AliAODVertex * vkink =
- new(vertices[jVertices++]) AliAODVertex(kink->GetPosition(),
- NULL,
- 0.,
- mother,
- AliAODVertex::kKink);
- // Add the daughter track
-
- AliAODTrack * daughter = NULL;
-
- if (!usedTrack[idaughter]) {
-
- usedTrack[idaughter] = kTRUE;
-
- AliESDtrack *esdTrack = GetTrack(idaughter);
- esdTrack->GetPxPyPz(p);
- esdTrack->GetXYZ(pos);
- esdTrack->GetCovarianceXYZPxPyPz(covTr);
- esdTrack->GetESDpid(pid);
-
- daughter =
- new(tracks[jTracks++]) AliAODTrack(esdTrack->GetID(),
- esdTrack->GetLabel(),
- p,
- kTRUE,
- pos,
- kFALSE,
- covTr,
- (Short_t)esdTrack->GetSign(),
- esdTrack->GetITSClusterMap(),
- pid,
- vkink,
- kTRUE, // check if this is right
- kTRUE, // check if this is right
- AliAODTrack::kPrimary);
- vkink->AddDaughter(daughter);
- daughter->ConvertAliPIDtoAODPID();
- }
- else {
- printf("Error: kink %d track %d has already been used!\n", TMath::Abs(ikink)-1, idaughter);
- }
-
- }
-
- }
-
- }
-
- }
-
- // Tracks (primary and orphan)
-
- for (Int_t nTrack = 0; nTrack < nTracks; ++nTrack) {
-
-
- if (usedTrack[nTrack]) continue;
-
- AliESDtrack *esdTrack = GetTrack(nTrack);
- esdTrack->GetPxPyPz(p);
- esdTrack->GetXYZ(pos);
- esdTrack->GetCovarianceXYZPxPyPz(covTr);
- esdTrack->GetESDpid(pid);
-
- Float_t impactXY, impactZ;
-
- esdTrack->GetImpactParameters(impactXY,impactZ);
-
- if (impactXY<3) {
- // track inside the beam pipe
-
- primary->AddDaughter(
- aodTrack = new(tracks[jTracks++]) AliAODTrack(esdTrack->GetID(),
- esdTrack->GetLabel(),
- p,
- kTRUE,
- pos,
- kFALSE,
- covTr,
- (Short_t)esdTrack->GetSign(),
- esdTrack->GetITSClusterMap(),
- pid,
- primary,
- kTRUE, // check if this is right
- kTRUE, // check if this is right
- AliAODTrack::kPrimary)
- );
- aodTrack->ConvertAliPIDtoAODPID();
- }
- else {
- // outside the beam pipe: orphan track
- aodTrack =
- new(tracks[jTracks++]) AliAODTrack(esdTrack->GetID(),
- esdTrack->GetLabel(),
- p,
- kTRUE,
- pos,
- kFALSE,
- covTr,
- (Short_t)esdTrack->GetSign(),
- esdTrack->GetITSClusterMap(),
- pid,
- NULL,
- kFALSE, // check if this is right
- kFALSE, // check if this is right
- AliAODTrack::kOrphan);
- aodTrack->ConvertAliPIDtoAODPID();
- }
- } // end of loop on tracks
-
- // muon tracks
- Int_t nMuTracks = GetNumberOfMuonTracks();
- for (Int_t nMuTrack = 0; nMuTrack < nMuTracks; ++nMuTrack) {
-
- AliESDMuonTrack *esdMuTrack = GetMuonTrack(nMuTrack);
- p[0] = esdMuTrack->Px();
- p[1] = esdMuTrack->Py();
- p[2] = esdMuTrack->Pz();
- pos[0] = primary->GetX();
- pos[1] = primary->GetY();
- pos[2] = primary->GetZ();
-
- // has to be changed once the muon pid is provided by the ESD
- for (Int_t i = 0; i < 10; pid[i++] = 0.); pid[AliAODTrack::kMuon]=1.;
-
- primary->AddDaughter(
- new(tracks[jTracks++]) AliAODTrack(0, // no ID provided
- 0, // no label provided
- p,
- kTRUE,
- pos,
- kFALSE,
- NULL, // no covariance matrix provided
- (Short_t)-99, // no charge provided
- 0, // no ITSClusterMap
- pid,
- primary,
- kTRUE, // check if this is right
- kTRUE, // not used for vertex fit
- AliAODTrack::kPrimary)
- );
- }
-
- // Access to the AOD container of clusters
- TClonesArray &clusters = *(aod->GetClusters());
- Int_t jClusters=0;
-
- // Calo Clusters
- Int_t nClusters = GetNumberOfCaloClusters();
-
- for (Int_t iClust=0; iClust<nClusters; ++iClust) {
-
- AliESDCaloCluster * cluster = GetCaloCluster(iClust);
-
- Int_t id = cluster->GetID();
- Int_t label = -1;
- Float_t energy = cluster->GetClusterEnergy();
- cluster->GetGlobalPosition(posF);
- AliAODVertex *prodVertex = primary;
- AliAODTrack *primTrack = NULL;
- Char_t ttype=AliAODCluster::kUndef;
-
- if (cluster->IsPHOS()) ttype=AliAODCluster::kPHOSNeutral;
- else if (cluster->IsEMCAL()) {
-
- if (cluster->GetClusterType() == AliESDCaloCluster::kPseudoCluster)
- ttype = AliAODCluster::kEMCALPseudoCluster;
- else
- ttype = AliAODCluster::kEMCALClusterv1;
-
- }
-
- new(clusters[jClusters++]) AliAODCluster(id,
- label,
- energy,
- pos,
- NULL, // no covariance matrix provided
- NULL, // no pid for clusters provided
- prodVertex,
- primTrack,
- ttype);
-
- } // end of loop on calo clusters
-
- delete [] usedTrack;
- delete [] usedV0;
- delete [] usedKink;
-
- return aod;
-}
#include "AliCentralTrigger.h"
#include "AliCTPRawStream.h"
+#include "AliAODEvent.h"
+#include "AliAODHeader.h"
+#include "AliAODTrack.h"
+#include "AliAODVertex.h"
+#include "AliAODCluster.h"
+
+
ClassImp(AliReconstruction)
hlttree->Write();
if (fWriteAOD) {
- CreateAOD(file);
+ TFile *aodFile = TFile::Open("AliAOD.root", "RECREATE");
+ ESDFile2AODFile(file, aodFile);
+ aodFile->Close();
}
// Create tags for the events in the ESD tree (the ESD tree is always present)
}
//_____________________________________________________________________________
-void AliReconstruction::CreateAOD(TFile* esdFile)
+void AliReconstruction::ESDFile2AODFile(TFile* esdFile, TFile* aodFile)
{
- // do nothing for now
+ // write all files from the given esd file to an aod file
+
+ // create an AliAOD object
+ AliAODEvent *aod = new AliAODEvent();
+ aod->CreateStdContent();
+
+ // go to the file
+ aodFile->cd();
+
+ // create the tree
+ TTree *aodTree = new TTree("AOD", "AliAOD tree");
+ aodTree->Branch(aod->GetList());
+
+ // connect to ESD
+ TTree *t = (TTree*) esdFile->Get("esdTree");
+ TBranch *b = t->GetBranch("ESD");
+ AliESD *esd = 0;
+ b->SetAddress(&esd);
+
+ Int_t nEvents = b->GetEntries();
+
+ // set arrays and pointers
+ Float_t posF[3];
+ Double_t pos[3];
+ Double_t p[3];
+ Double_t covVtx[6];
+ Double_t covTr[21];
+ Double_t pid[10];
+
+ // loop over events and fill them
+ for (Int_t iEvent = 0; iEvent < nEvents; ++iEvent) {
+ b->GetEntry(iEvent);
+
+ // Multiplicity information needed by the header (to be revised!)
+ Int_t nTracks = esd->GetNumberOfTracks();
+ Int_t nPosTracks = 0;
+ for (Int_t iTrack=0; iTrack<nTracks; ++iTrack)
+ if (esd->GetTrack(iTrack)->GetSign()> 0) nPosTracks++;
+
+ // create the header
+ aod->AddHeader(new AliAODHeader(esd->GetRunNumber(),
+ esd->GetBunchCrossNumber(),
+ esd->GetOrbitNumber(),
+ esd->GetPeriodNumber(),
+ nTracks,
+ nPosTracks,
+ nTracks-nPosTracks,
+ esd->GetMagneticField(),
+ -999., // fill muon magnetic field
+ -999., // centrality; to be filled, still
+ esd->GetZDCN1Energy(),
+ esd->GetZDCP1Energy(),
+ esd->GetZDCN2Energy(),
+ esd->GetZDCP2Energy(),
+ esd->GetZDCEMEnergy(),
+ esd->GetTriggerMask(),
+ esd->GetTriggerCluster(),
+ esd->GetEventType()));
+
+ Int_t nV0s = esd->GetNumberOfV0s();
+ Int_t nCascades = esd->GetNumberOfCascades();
+ Int_t nKinks = esd->GetNumberOfKinks();
+ Int_t nVertices = nV0s + nCascades + nKinks;
+
+ aod->ResetStd(nTracks, nVertices);
+ AliAODTrack *aodTrack;
+
+
+ // Array to take into account the tracks already added to the AOD
+ Bool_t * usedTrack = NULL;
+ if (nTracks>0) {
+ usedTrack = new Bool_t[nTracks];
+ for (Int_t iTrack=0; iTrack<nTracks; ++iTrack) usedTrack[iTrack]=kFALSE;
+ }
+ // Array to take into account the V0s already added to the AOD
+ Bool_t * usedV0 = NULL;
+ if (nV0s>0) {
+ usedV0 = new Bool_t[nV0s];
+ for (Int_t iV0=0; iV0<nV0s; ++iV0) usedV0[iV0]=kFALSE;
+ }
+ // Array to take into account the kinks already added to the AOD
+ Bool_t * usedKink = NULL;
+ if (nKinks>0) {
+ usedKink = new Bool_t[nKinks];
+ for (Int_t iKink=0; iKink<nKinks; ++iKink) usedKink[iKink]=kFALSE;
+ }
+
+ // Access to the AOD container of vertices
+ TClonesArray &vertices = *(aod->GetVertices());
+ Int_t jVertices=0;
+
+ // Access to the AOD container of tracks
+ TClonesArray &tracks = *(aod->GetTracks());
+ Int_t jTracks=0;
+
+ // Add primary vertex. The primary tracks will be defined
+ // after the loops on the composite objects (V0, cascades, kinks)
+ const AliESDVertex *vtx = esd->GetPrimaryVertex();
+
+ vtx->GetXYZ(pos); // position
+ vtx->GetCovMatrix(covVtx); //covariance matrix
+
+ AliAODVertex * primary = new(vertices[jVertices++])
+ AliAODVertex(pos, covVtx, vtx->GetChi2toNDF(), NULL, AliAODVertex::kPrimary);
+
+ // Create vertices starting from the most complex objects
+
+ // Cascades
+ for (Int_t nCascade = 0; nCascade < nCascades; ++nCascade) {
+ AliESDcascade *cascade = esd->GetCascade(nCascade);
+
+ cascade->GetXYZ(pos[0], pos[1], pos[2]);
+ cascade->GetPosCovXi(covVtx);
+
+ // Add the cascade vertex
+ AliAODVertex * vcascade = new(vertices[jVertices++]) AliAODVertex(pos,
+ covVtx,
+ cascade->GetChi2Xi(), // = chi2/NDF since NDF = 2*2-3
+ primary,
+ AliAODVertex::kCascade);
+
+ primary->AddDaughter(vcascade);
+
+ // Add the V0 from the cascade. The ESD class have to be optimized...
+ // Now we have to search for the corresponding Vo in the list of V0s
+ // using the indeces of the positive and negative tracks
+
+ Int_t posFromV0 = cascade->GetPindex();
+ Int_t negFromV0 = cascade->GetNindex();
+
+
+ AliESDv0 * v0 = 0x0;
+ Int_t indV0 = -1;
+
+ for (Int_t iV0=0; iV0<nV0s; ++iV0) {
+
+ v0 = esd->GetV0(iV0);
+ Int_t posV0 = v0->GetPindex();
+ Int_t negV0 = v0->GetNindex();
+
+ if (posV0==posFromV0 && negV0==negFromV0) {
+ indV0 = iV0;
+ break;
+ }
+ }
+
+ AliAODVertex * vV0FromCascade = 0x0;
+
+ if (indV0>-1 && !usedV0[indV0] ) {
+
+ // the V0 exists in the array of V0s and is not used
+
+ usedV0[indV0] = kTRUE;
+
+ v0->GetXYZ(pos[0], pos[1], pos[2]);
+ v0->GetPosCov(covVtx);
+
+ vV0FromCascade = new(vertices[jVertices++]) AliAODVertex(pos,
+ covVtx,
+ v0->GetChi2V0(), // = chi2/NDF since NDF = 2*2-3
+ vcascade,
+ AliAODVertex::kV0);
+ } else {
+
+ // the V0 doesn't exist in the array of V0s or was used
+ cerr << "Error: event " << iEvent << " cascade " << nCascade
+ << " The V0 " << indV0
+ << " doesn't exist in the array of V0s or was used!" << endl;
+
+ cascade->GetXYZ(pos[0], pos[1], pos[2]);
+ cascade->GetPosCov(covVtx);
+
+ vV0FromCascade = new(vertices[jVertices++]) AliAODVertex(pos,
+ covVtx,
+ v0->GetChi2V0(), // = chi2/NDF since NDF = 2*2-3
+ vcascade,
+ AliAODVertex::kV0);
+ vcascade->AddDaughter(vV0FromCascade);
+ }
+
+ // Add the positive tracks from the V0
+
+ if (! usedTrack[posFromV0]) {
+
+ usedTrack[posFromV0] = kTRUE;
+
+ AliESDtrack *esdTrack = esd->GetTrack(posFromV0);
+ esdTrack->GetPxPyPz(p);
+ esdTrack->GetXYZ(pos);
+ esdTrack->GetCovarianceXYZPxPyPz(covTr);
+ esdTrack->GetESDpid(pid);
+
+ vV0FromCascade->AddDaughter(aodTrack =
+ new(tracks[jTracks++]) AliAODTrack(esdTrack->GetID(),
+ esdTrack->GetLabel(),
+ p,
+ kTRUE,
+ pos,
+ kFALSE,
+ covTr,
+ (Short_t)esdTrack->GetSign(),
+ esdTrack->GetITSClusterMap(),
+ pid,
+ vV0FromCascade,
+ kTRUE, // check if this is right
+ kFALSE, // check if this is right
+ AliAODTrack::kSecondary)
+ );
+ aodTrack->ConvertAliPIDtoAODPID();
+ }
+ else {
+ cerr << "Error: event " << iEvent << " cascade " << nCascade
+ << " track " << posFromV0 << " has already been used!" << endl;
+ }
+
+ // Add the negative tracks from the V0
+
+ if (!usedTrack[negFromV0]) {
+
+ usedTrack[negFromV0] = kTRUE;
+
+ AliESDtrack *esdTrack = esd->GetTrack(negFromV0);
+ esdTrack->GetPxPyPz(p);
+ esdTrack->GetXYZ(pos);
+ esdTrack->GetCovarianceXYZPxPyPz(covTr);
+ esdTrack->GetESDpid(pid);
+
+ vV0FromCascade->AddDaughter(aodTrack =
+ new(tracks[jTracks++]) AliAODTrack(esdTrack->GetID(),
+ esdTrack->GetLabel(),
+ p,
+ kTRUE,
+ pos,
+ kFALSE,
+ covTr,
+ (Short_t)esdTrack->GetSign(),
+ esdTrack->GetITSClusterMap(),
+ pid,
+ vV0FromCascade,
+ kTRUE, // check if this is right
+ kFALSE, // check if this is right
+ AliAODTrack::kSecondary)
+ );
+ aodTrack->ConvertAliPIDtoAODPID();
+ }
+ else {
+ cerr << "Error: event " << iEvent << " cascade " << nCascade
+ << " track " << negFromV0 << " has already been used!" << endl;
+ }
+
+ // Add the bachelor track from the cascade
+
+ Int_t bachelor = cascade->GetBindex();
+
+ if(!usedTrack[bachelor]) {
+
+ usedTrack[bachelor] = kTRUE;
+
+ AliESDtrack *esdTrack = esd->GetTrack(bachelor);
+ esdTrack->GetPxPyPz(p);
+ esdTrack->GetXYZ(pos);
+ esdTrack->GetCovarianceXYZPxPyPz(covTr);
+ esdTrack->GetESDpid(pid);
+
+ vcascade->AddDaughter(aodTrack =
+ new(tracks[jTracks++]) AliAODTrack(esdTrack->GetID(),
+ esdTrack->GetLabel(),
+ p,
+ kTRUE,
+ pos,
+ kFALSE,
+ covTr,
+ (Short_t)esdTrack->GetSign(),
+ esdTrack->GetITSClusterMap(),
+ pid,
+ vcascade,
+ kTRUE, // check if this is right
+ kFALSE, // check if this is right
+ AliAODTrack::kSecondary)
+ );
+ aodTrack->ConvertAliPIDtoAODPID();
+ }
+ else {
+ cerr << "Error: event " << iEvent << " cascade " << nCascade
+ << " track " << bachelor << " has already been used!" << endl;
+ }
+
+ // Add the primary track of the cascade (if any)
+
+ } // end of the loop on cascades
+
+ // V0s
+
+ for (Int_t nV0 = 0; nV0 < nV0s; ++nV0) {
+
+ if (usedV0[nV0]) continue; // skip if aready added to the AOD
+
+ AliESDv0 *v0 = esd->GetV0(nV0);
+
+ v0->GetXYZ(pos[0], pos[1], pos[2]);
+ v0->GetPosCov(covVtx);
+
+ AliAODVertex * vV0 =
+ new(vertices[jVertices++]) AliAODVertex(pos,
+ covVtx,
+ v0->GetChi2V0(), // = chi2/NDF since NDF = 2*2-3
+ primary,
+ AliAODVertex::kV0);
+ primary->AddDaughter(vV0);
+
+ Int_t posFromV0 = v0->GetPindex();
+ Int_t negFromV0 = v0->GetNindex();
+
+ // Add the positive tracks from the V0
+
+ if (!usedTrack[posFromV0]) {
+
+ usedTrack[posFromV0] = kTRUE;
+
+ AliESDtrack *esdTrack = esd->GetTrack(posFromV0);
+ esdTrack->GetPxPyPz(p);
+ esdTrack->GetXYZ(pos);
+ esdTrack->GetCovarianceXYZPxPyPz(covTr);
+ esdTrack->GetESDpid(pid);
+
+ vV0->AddDaughter(aodTrack =
+ new(tracks[jTracks++]) AliAODTrack(esdTrack->GetID(),
+ esdTrack->GetLabel(),
+ p,
+ kTRUE,
+ pos,
+ kFALSE,
+ covTr,
+ (Short_t)esdTrack->GetSign(),
+ esdTrack->GetITSClusterMap(),
+ pid,
+ vV0,
+ kTRUE, // check if this is right
+ kFALSE, // check if this is right
+ AliAODTrack::kSecondary)
+ );
+ aodTrack->ConvertAliPIDtoAODPID();
+ }
+ else {
+ cerr << "Error: event " << iEvent << " V0 " << nV0
+ << " track " << posFromV0 << " has already been used!" << endl;
+ }
+ // Add the negative tracks from the V0
+
+ if (!usedTrack[negFromV0]) {
+
+ usedTrack[negFromV0] = kTRUE;
+
+ AliESDtrack *esdTrack = esd->GetTrack(negFromV0);
+ esdTrack->GetPxPyPz(p);
+ esdTrack->GetXYZ(pos);
+ esdTrack->GetCovarianceXYZPxPyPz(covTr);
+ esdTrack->GetESDpid(pid);
+
+ vV0->AddDaughter(aodTrack =
+ new(tracks[jTracks++]) AliAODTrack(esdTrack->GetID(),
+ esdTrack->GetLabel(),
+ p,
+ kTRUE,
+ pos,
+ kFALSE,
+ covTr,
+ (Short_t)esdTrack->GetSign(),
+ esdTrack->GetITSClusterMap(),
+ pid,
+ vV0,
+ kTRUE, // check if this is right
+ kFALSE, // check if this is right
+ AliAODTrack::kSecondary)
+ );
+ aodTrack->ConvertAliPIDtoAODPID();
+ }
+ else {
+ cerr << "Error: event " << iEvent << " V0 " << nV0
+ << " track " << negFromV0 << " has already been used!" << endl;
+ }
+
+ } // end of the loop on V0s
+
+ // Kinks: it is a big mess the access to the information in the kinks
+ // The loop is on the tracks in order to find the mother and daugther of each kink
+
+
+ for (Int_t iTrack=0; iTrack<nTracks; ++iTrack) {
+
+
+ AliESDtrack * esdTrack = esd->GetTrack(iTrack);
+
+ Int_t ikink = esdTrack->GetKinkIndex(0);
+
+ if (ikink) {
+ // Negative kink index: mother, positive: daughter
+
+ // Search for the second track of the kink
+
+ for (Int_t jTrack = iTrack+1; jTrack<nTracks; ++jTrack) {
+
+ AliESDtrack * esdTrack1 = esd->GetTrack(jTrack);
+
+ Int_t jkink = esdTrack1->GetKinkIndex(0);
+
+ if ( TMath::Abs(ikink)==TMath::Abs(jkink) ) {
+
+ // The two tracks are from the same kink
+
+ if (usedKink[TMath::Abs(ikink)-1]) continue; // skip used kinks
+
+ Int_t imother = -1;
+ Int_t idaughter = -1;
+
+ if (ikink<0 && jkink>0) {
+
+ imother = iTrack;
+ idaughter = jTrack;
+ }
+ else if (ikink>0 && jkink<0) {
+
+ imother = jTrack;
+ idaughter = iTrack;
+ }
+ else {
+ cerr << "Error: Wrong combination of kink indexes: "
+ << ikink << " " << jkink << endl;
+ continue;
+ }
+
+ // Add the mother track
+
+ AliAODTrack * mother = NULL;
+
+ if (!usedTrack[imother]) {
+
+ usedTrack[imother] = kTRUE;
+
+ AliESDtrack *esdTrack = esd->GetTrack(imother);
+ esdTrack->GetPxPyPz(p);
+ esdTrack->GetXYZ(pos);
+ esdTrack->GetCovarianceXYZPxPyPz(covTr);
+ esdTrack->GetESDpid(pid);
+
+ mother =
+ new(tracks[jTracks++]) AliAODTrack(esdTrack->GetID(),
+ esdTrack->GetLabel(),
+ p,
+ kTRUE,
+ pos,
+ kFALSE,
+ covTr,
+ (Short_t)esdTrack->GetSign(),
+ esdTrack->GetITSClusterMap(),
+ pid,
+ primary,
+ kTRUE, // check if this is right
+ kTRUE, // check if this is right
+ AliAODTrack::kPrimary);
+ primary->AddDaughter(mother);
+ mother->ConvertAliPIDtoAODPID();
+ }
+ else {
+ cerr << "Error: event " << iEvent << " kink " << TMath::Abs(ikink)-1
+ << " track " << imother << " has already been used!" << endl;
+ }
+
+ // Add the kink vertex
+ AliESDkink * kink = esd->GetKink(TMath::Abs(ikink)-1);
+
+ AliAODVertex * vkink =
+ new(vertices[jVertices++]) AliAODVertex(kink->GetPosition(),
+ NULL,
+ 0.,
+ mother,
+ AliAODVertex::kKink);
+ // Add the daughter track
+
+ AliAODTrack * daughter = NULL;
+
+ if (!usedTrack[idaughter]) {
+
+ usedTrack[idaughter] = kTRUE;
+
+ AliESDtrack *esdTrack = esd->GetTrack(idaughter);
+ esdTrack->GetPxPyPz(p);
+ esdTrack->GetXYZ(pos);
+ esdTrack->GetCovarianceXYZPxPyPz(covTr);
+ esdTrack->GetESDpid(pid);
+
+ daughter =
+ new(tracks[jTracks++]) AliAODTrack(esdTrack->GetID(),
+ esdTrack->GetLabel(),
+ p,
+ kTRUE,
+ pos,
+ kFALSE,
+ covTr,
+ (Short_t)esdTrack->GetSign(),
+ esdTrack->GetITSClusterMap(),
+ pid,
+ vkink,
+ kTRUE, // check if this is right
+ kTRUE, // check if this is right
+ AliAODTrack::kPrimary);
+ vkink->AddDaughter(daughter);
+ daughter->ConvertAliPIDtoAODPID();
+ }
+ else {
+ cerr << "Error: event " << iEvent << " kink " << TMath::Abs(ikink)-1
+ << " track " << idaughter << " has already been used!" << endl;
+ }
+
+
+ }
+ }
+
+ }
+
+ }
+
+
+ // Tracks (primary and orphan)
+
+ for (Int_t nTrack = 0; nTrack < nTracks; ++nTrack) {
+
+
+ if (usedTrack[nTrack]) continue;
+
+ AliESDtrack *esdTrack = esd->GetTrack(nTrack);
+ esdTrack->GetPxPyPz(p);
+ esdTrack->GetXYZ(pos);
+ esdTrack->GetCovarianceXYZPxPyPz(covTr);
+ esdTrack->GetESDpid(pid);
+
+ Float_t impactXY, impactZ;
+
+ esdTrack->GetImpactParameters(impactXY,impactZ);
+
+ if (impactXY<3) {
+ // track inside the beam pipe
+
+ primary->AddDaughter(aodTrack =
+ new(tracks[jTracks++]) AliAODTrack(esdTrack->GetID(),
+ esdTrack->GetLabel(),
+ p,
+ kTRUE,
+ pos,
+ kFALSE,
+ covTr,
+ (Short_t)esdTrack->GetSign(),
+ esdTrack->GetITSClusterMap(),
+ pid,
+ primary,
+ kTRUE, // check if this is right
+ kTRUE, // check if this is right
+ AliAODTrack::kPrimary)
+ );
+ aodTrack->ConvertAliPIDtoAODPID();
+ }
+ else {
+ // outside the beam pipe: orphan track
+ aodTrack =
+ new(tracks[jTracks++]) AliAODTrack(esdTrack->GetID(),
+ esdTrack->GetLabel(),
+ p,
+ kTRUE,
+ pos,
+ kFALSE,
+ covTr,
+ (Short_t)esdTrack->GetSign(),
+ esdTrack->GetITSClusterMap(),
+ pid,
+ NULL,
+ kFALSE, // check if this is right
+ kFALSE, // check if this is right
+ AliAODTrack::kOrphan);
+ aodTrack->ConvertAliPIDtoAODPID();
+ }
+ } // end of loop on tracks
+
+ // muon tracks
+ Int_t nMuTracks = esd->GetNumberOfMuonTracks();
+ for (Int_t nMuTrack = 0; nMuTrack < nMuTracks; ++nMuTrack) {
+
+ AliESDMuonTrack *esdMuTrack = esd->GetMuonTrack(nMuTrack);
+ p[0] = esdMuTrack->Px();
+ p[1] = esdMuTrack->Py();
+ p[2] = esdMuTrack->Pz();
+ pos[0] = primary->GetX();
+ pos[1] = primary->GetY();
+ pos[2] = primary->GetZ();
+
+ // has to be changed once the muon pid is provided by the ESD
+ for (Int_t i = 0; i < 10; pid[i++] = 0.); pid[AliAODTrack::kMuon]=1.;
+
+ primary->AddDaughter(
+ new(tracks[jTracks++]) AliAODTrack(0, // no ID provided
+ 0, // no label provided
+ p,
+ kTRUE,
+ pos,
+ kFALSE,
+ NULL, // no covariance matrix provided
+ (Short_t)-99, // no charge provided
+ 0, // no ITSClusterMap
+ pid,
+ primary,
+ kTRUE, // check if this is right
+ kTRUE, // not used for vertex fit
+ AliAODTrack::kPrimary)
+ );
+ }
+
+ // Access to the AOD container of clusters
+ TClonesArray &clusters = *(aod->GetClusters());
+ Int_t jClusters=0;
+
+ // Calo Clusters
+ Int_t nClusters = esd->GetNumberOfCaloClusters();
+
+ for (Int_t iClust=0; iClust<nClusters; ++iClust) {
+
+ AliESDCaloCluster * cluster = esd->GetCaloCluster(iClust);
+
+ Int_t id = cluster->GetID();
+ Int_t label = -1;
+ Float_t energy = cluster->GetClusterEnergy();
+ cluster->GetGlobalPosition(posF);
+ AliAODVertex *prodVertex = primary;
+ AliAODTrack *primTrack = NULL;
+ Char_t ttype=AliAODCluster::kUndef;
+
+ if (cluster->IsPHOS()) ttype=AliAODCluster::kPHOSNeutral;
+ else if (cluster->IsEMCAL()) {
+
+ if (cluster->GetClusterType() == AliESDCaloCluster::kPseudoCluster)
+ ttype = AliAODCluster::kEMCALPseudoCluster;
+ else
+ ttype = AliAODCluster::kEMCALClusterv1;
+
+ }
+
+ new(clusters[jClusters++]) AliAODCluster(id,
+ label,
+ energy,
+ pos,
+ NULL, // no covariance matrix provided
+ NULL, // no pid for clusters provided
+ prodVertex,
+ primTrack,
+ ttype);
+
+ } // end of loop on calo clusters
+
+ delete [] usedTrack;
+ delete [] usedV0;
+ delete [] usedKink;
+
+ // fill the tree for this event
+ aodTree->Fill();
+ } // end of event loop
+
+ aodTree->GetUserInfo()->Add(aod);
+
+ // close ESD file
+ esdFile->Close();
+
+ // write the tree to the specified file
+ aodFile = aodTree->GetCurrentFile();
+ aodFile->cd();
+ aodTree->Write();
+
return;
}
git://git.uio.no / u / mrichter / AliRoot.git / commitdiff