/************************************************************************** * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * * * * Author: The ALICE Off-line Project. * * Contributors are mentioned in the code where appropriate. * * * * Permission to use, copy, modify and distribute this software and its * * documentation strictly for non-commercial purposes is hereby granted * * without fee, provided that the above copyright notice appears in all * * copies and that both the copyright notice and this permission notice * * appear in the supporting documentation. The authors make no claims * * about the suitability of this software for any purpose. It is * * provided "as is" without express or implied warranty. * **************************************************************************/ /* $Id: AliAnalysisTaskESDfilter.cxx 24535 2008-03-16 22:43:30Z fca $ */ #include #include #include #include #include #include #include "AliAnalysisTaskESDfilter.h" #include "AliAnalysisManager.h" #include "AliESDEvent.h" #include "AliStack.h" #include "AliAODEvent.h" #include "AliMCEvent.h" #include "AliMCEventHandler.h" #include "AliESDInputHandler.h" #include "AliAODHandler.h" #include "AliAODMCParticle.h" #include "AliAnalysisFilter.h" #include "AliESDMuonTrack.h" #include "AliESDVertex.h" #include "AliESDv0.h" #include "AliESDkink.h" #include "AliESDcascade.h" #include "AliESDPmdTrack.h" #include "AliESDCaloCluster.h" #include "AliESDCaloCells.h" #include "AliMultiplicity.h" #include "AliLog.h" ClassImp(AliAnalysisTaskESDfilter) //////////////////////////////////////////////////////////////////////// AliAnalysisTaskESDfilter::AliAnalysisTaskESDfilter(): AliAnalysisTaskSE(), fTrackFilter(0x0), fKinkFilter(0x0), fV0Filter(0x0), fCascadeFilter(0x0), fHighPthreshold(0), fPtshape(0x0) { // Default constructor } AliAnalysisTaskESDfilter::AliAnalysisTaskESDfilter(const char* name): AliAnalysisTaskSE(name), fTrackFilter(0x0), fKinkFilter(0x0), fV0Filter(0x0), fCascadeFilter(0x0), fHighPthreshold(0), fPtshape(0x0) { // Constructor } void AliAnalysisTaskESDfilter::UserCreateOutputObjects() { // Create the output container OutputTree()->GetUserInfo()->Add(fTrackFilter); } void AliAnalysisTaskESDfilter::Init() { // Initialization if (fDebug > 1) AliInfo("Init() \n"); // Call configuration file } void AliAnalysisTaskESDfilter::UserExec(Option_t */*option*/) { // Execute analysis for current event // Long64_t ientry = Entry(); if (fDebug > 0) printf("Filter: Analysing event # %5d\n", (Int_t) ientry); if (fHighPthreshold == 0) AliInfo("detector PID signals are stored in each track"); if (!fPtshape) AliInfo("detector PID signals are not stored below the pt threshold"); ConvertESDtoAOD(); } void AliAnalysisTaskESDfilter::ConvertESDtoAOD() { // ESD Filter analysis task executed for each event AliESDEvent* esd = dynamic_cast(InputEvent()); AliESD* old = esd->GetAliESDOld(); // Fetch Stack for debuggging if available AliStack *pStack = 0; AliMCEventHandler *mcH = 0; if(MCEvent()){ pStack = MCEvent()->Stack(); mcH = (AliMCEventHandler*) ((AliAnalysisManager::GetAnalysisManager())->GetMCtruthEventHandler()); } // set arrays and pointers Float_t posF[3]; Double_t pos[3]; Double_t p[3]; Double_t momPos[3]; Double_t momNeg[3]; Double_t momBach[3]; Double_t momPosAtV0vtx[3]; Double_t momNegAtV0vtx[3]; Double_t momBachAtCascadeVtx[3]; Double_t covVtx[6]; Double_t covTr[21]; Double_t pid[10]; for (Int_t i = 0; i < 6; i++) covVtx[i] = 0.; for (Int_t i = 0; i < 21; i++) covTr [i] = 0.; // loop over events and fill them // Multiplicity information needed by the header (to be revised!) Int_t nTracks = esd->GetNumberOfTracks(); // if (fDebug > 0) printf("-------------------Bo: Number of ESD tracks %d \n",nTracks); Int_t nPosTracks = 0; // for (Int_t iTrack = 0; iTrack < nTracks; ++iTrack) // if (esd->GetTrack(iTrack)->GetSign()> 0) nPosTracks++; // Update the header AliAODHeader* header = AODEvent()->GetHeader(); header->SetRunNumber(esd->GetRunNumber()); if (old) { header->SetBunchCrossNumber(0); header->SetOrbitNumber(0); header->SetPeriodNumber(0); header->SetEventType(0); header->SetMuonMagFieldScale(-999.); // FIXME header->SetCentrality(-999.); // FIXME } else { header->SetBunchCrossNumber(esd->GetBunchCrossNumber()); header->SetOrbitNumber(esd->GetOrbitNumber()); header->SetPeriodNumber(esd->GetPeriodNumber()); header->SetEventType(esd->GetEventType()); header->SetMuonMagFieldScale(-999.); // FIXME header->SetCentrality(-999.); // FIXME } header->SetTriggerMask(esd->GetTriggerMask()); header->SetTriggerCluster(esd->GetTriggerCluster()); header->SetMagneticField(esd->GetMagneticField()); header->SetZDCN1Energy(esd->GetZDCN1Energy()); header->SetZDCP1Energy(esd->GetZDCP1Energy()); header->SetZDCN2Energy(esd->GetZDCN2Energy()); header->SetZDCP2Energy(esd->GetZDCP2Energy()); header->SetZDCEMEnergy(esd->GetZDCEMEnergy(0),esd->GetZDCEMEnergy(1)); Float_t diamxy[2]={esd->GetDiamondX(),esd->GetDiamondY()}; Float_t diamcov[3]; esd->GetDiamondCovXY(diamcov); header->SetDiamond(diamxy,diamcov); // // Int_t nV0s = esd->GetNumberOfV0s(); Int_t nCascades = esd->GetNumberOfCascades(); Int_t nKinks = esd->GetNumberOfKinks(); Int_t nVertices = nV0s + nCascades /*V0 wihtin cascade already counted*/+ nKinks + 1 /* = prim. vtx*/; Int_t nJets = 0; Int_t nCaloClus = esd->GetNumberOfCaloClusters(); Int_t nFmdClus = 0; Int_t nPmdClus = esd->GetNumberOfPmdTracks(); if (fDebug > 0) printf(" NV0=%d NCASCADES=%d NKINKS=%d\n", nV0s, nCascades, nKinks); AODEvent()->ResetStd(nTracks, nVertices, nV0s, nCascades, nJets, nCaloClus, nFmdClus, nPmdClus); AliAODTrack *aodTrack = 0x0; AliAODPid *detpid = 0x0; Double_t timezero = 0; //TO BE FIXED AliAODVertex *vV0FromCascade = 0x0; AliAODv0 *aodV0 = 0x0; AliAODcascade *aodCascade = 0x0; // RefArray to store the mapping between esd track number and newly created AOD-Track TRefArray *aodTrackRefs = NULL; if (nTracks > 0) aodTrackRefs = new TRefArray(nTracks); // RefArray to store a mapping between esd V0 number and newly created AOD-Vertex V0 TRefArray *aodV0VtxRefs = NULL; if (nV0s > 0) aodV0VtxRefs = new TRefArray(nV0s); // RefArray to store the mapping between esd V0 number and newly created AOD-V0 TRefArray *aodV0Refs = NULL; if (nV0s > 0) aodV0Refs = new TRefArray(nV0s); // 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; iTrack0) { usedV0 = new Bool_t[nV0s]; for (Int_t iV0=0; iV00) { usedKink = new Bool_t[nKinks]; for (Int_t iKink=0; iKinkGetVertices()); Int_t jVertices=0; // Access to the AOD container of tracks TClonesArray &tracks = *(AODEvent()->GetTracks()); Int_t jTracks=0; // Access to the AOD container of Cascades TClonesArray &cascades = *(AODEvent()->GetCascades()); Int_t jCascades=0; // Access to the AOD container of V0s TClonesArray &v0s = *(AODEvent()->GetV0s()); Int_t jV0s=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, -1, AliAODVertex::kPrimary); primary->SetName(vtx->GetName()); primary->SetTitle(vtx->GetTitle()); if (fDebug > 0) primary->Print(); // Create vertices starting from the most complex objects Double_t chi2 = 0.; // Cascades (Modified by A.Maire - February 2009) for (Int_t nCascade = 0; nCascade < nCascades; ++nCascade) { if (fDebug > 1) printf("\n ******** Cascade number : %d/%d *********\n", nCascade, nCascades); // 0- Preparation // AliESDcascade *esdCascade = esd->GetCascade(nCascade); Int_t idxPosFromV0Dghter = esdCascade->GetPindex(); Int_t idxNegFromV0Dghter = esdCascade->GetNindex(); Int_t idxBachFromCascade = esdCascade->GetBindex(); AliESDtrack *esdCascadePos = esd->GetTrack( idxPosFromV0Dghter); AliESDtrack *esdCascadeNeg = esd->GetTrack( idxNegFromV0Dghter); AliESDtrack *esdCascadeBach = esd->GetTrack( idxBachFromCascade); // Identification of the V0 within the esdCascade (via both daughter track indices) AliESDv0 * currentV0 = 0x0; Int_t idxV0FromCascade = -1; for (Int_t iV0=0; iV0GetV0(iV0); Int_t posCurrentV0 = currentV0->GetPindex(); Int_t negCurrentV0 = currentV0->GetNindex(); if (posCurrentV0==idxPosFromV0Dghter && negCurrentV0==idxNegFromV0Dghter) { idxV0FromCascade = iV0; break; } } if(idxV0FromCascade < 0){ printf("Cascade - no matching for the V0 (index V0 = -1) ! Skip ... \n"); continue; }// a priori, useless check, but safer ... in case of pb with tracks "out of bounds" if (fDebug > 1) printf("Cascade %d - V0fromCascade ind : %d/%d\n", nCascade, idxV0FromCascade, nV0s); AliESDv0 *esdV0FromCascade = esd->GetV0(idxV0FromCascade); // 1 - Cascade selection // AliESDVertex *esdPrimVtx = new AliESDVertex(*(esd->GetPrimaryVertex())); // TList cascadeObjects; // cascadeObjects.AddAt(esdV0FromCascade, 0); // cascadeObjects.AddAt(esdCascadePos, 1); // cascadeObjects.AddAt(esdCascadeNeg, 2); // cascadeObjects.AddAt(esdCascade, 3); // cascadeObjects.AddAt(esdCascadeBach, 4); // cascadeObjects.AddAt(esdPrimVtx, 5); // // UInt_t selectCascade = 0; // if (fCascadeFilter) { // // selectCascade = fCascadeFilter->IsSelected(&cascadeObjects); // // FIXME AliESDCascadeCuts to be implemented ... // // // Here we may encounter a moot point at the V0 level // // between the cascade selections and the V0 ones : // // the V0 selected along with the cascade (secondary V0) may // // usually be removed from the dedicated V0 selections (prim V0) ... // // -> To be discussed ! // // // this is a little awkward but otherwise the // // list wants to access the pointer (delete it) // // again when going out of scope // delete cascadeObjects.RemoveAt(5); // esdPrimVtx created via copy construct // esdPrimVtx = 0; // if (!selectCascade) // continue; // } // else{ // delete cascadeObjects.RemoveAt(5); // esdPrimVtx created via copy construct // esdPrimVtx = 0; // } // 2 - Add the cascade vertex esdCascade->GetXYZcascade(pos[0], pos[1], pos[2]); esdCascade->GetPosCovXi(covVtx); chi2 = esdCascade->GetChi2Xi(); AliAODVertex *vCascade = new(vertices[jVertices++]) AliAODVertex( pos, covVtx, chi2, // FIXME = Chi2/NDF will be needed primary, nCascade, // id AliAODVertex::kCascade); primary->AddDaughter(vCascade); if (fDebug > 2) { printf("---- Cascade / Cascade Vertex (AOD) : \n"); vCascade->Print(); } // 3 - Add the bachelor track from the cascade if (!usedTrack[idxBachFromCascade]) { esdCascadeBach->GetPxPyPz(momBach); esdCascadeBach->GetXYZ(pos); esdCascadeBach->GetCovarianceXYZPxPyPz(covTr); esdCascadeBach->GetESDpid(pid); usedTrack[idxBachFromCascade] = kTRUE; UInt_t selectInfo = 0; if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdCascadeBach); if(mcH)mcH->SelectParticle(esdCascadeBach->GetLabel()); aodTrack = new(tracks[jTracks++]) AliAODTrack(esdCascadeBach->GetID(), esdCascadeBach->GetLabel(), momBach, kTRUE, pos, kFALSE, // Why kFALSE for "isDCA" ? FIXME covTr, (Short_t)esdCascadeBach->GetSign(), esdCascadeBach->GetITSClusterMap(), pid, vCascade, kTRUE, // usedForVtxFit = kFALSE ? FIXME vtx->UsesTrack(esdCascadeBach->GetID()), AliAODTrack::kSecondary, selectInfo); aodTrackRefs->AddAt(aodTrack,idxBachFromCascade); if (esdCascadeBach->GetSign() > 0) nPosTracks++; aodTrack->ConvertAliPIDtoAODPID(); aodTrack->SetFlags(esdCascadeBach->GetStatus()); SetAODPID(esdCascadeBach,aodTrack,detpid,timezero); } else { aodTrack = dynamic_cast( aodTrackRefs->At(idxBachFromCascade) ); } vCascade->AddDaughter(aodTrack); if (fDebug > 4) { printf("---- Cascade / bach dghter : \n"); aodTrack->Print(); } // 4 - Add the V0 from the cascade. // = V0vtx + both pos and neg daughter tracks + the aodV0 itself // if ( !usedV0[idxV0FromCascade] ) { // 4.A - if VO structure hasn't been created yet // 4.A.1 - Create the V0 vertex of the cascade esdV0FromCascade->GetXYZ(pos[0], pos[1], pos[2]); esdV0FromCascade->GetPosCov(covVtx); chi2 = esdV0FromCascade->GetChi2V0(); // = chi2/NDF since NDF = 2*2-3 ? vV0FromCascade = new(vertices[jVertices++]) AliAODVertex(pos, covVtx, chi2, vCascade, idxV0FromCascade, //id of ESDv0 AliAODVertex::kV0); // Note: // one V0 can be used by several cascades. // So, one AOD V0 vtx can have several parent vtx. // This is not directly allowed by AliAODvertex. // Setting the parent vtx (here = param "vCascade") doesn't lead to a crash // but to a problem of consistency within AODEvent. // -> See below paragraph 4.B, for the proposed treatment of such a case. // Add the vV0FromCascade to the aodVOVtxRefs aodV0VtxRefs->AddAt(vV0FromCascade,idxV0FromCascade); // 4.A.2 - Add the positive tracks from the V0 esdCascadePos->GetPxPyPz(momPos); esdCascadePos->GetXYZ(pos); esdCascadePos->GetCovarianceXYZPxPyPz(covTr); esdCascadePos->GetESDpid(pid); if (!usedTrack[idxPosFromV0Dghter]) { usedTrack[idxPosFromV0Dghter] = kTRUE; UInt_t selectInfo = 0; if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdCascadePos); if(mcH) mcH->SelectParticle(esdCascadePos->GetLabel()); aodTrack = new(tracks[jTracks++]) AliAODTrack( esdCascadePos->GetID(), esdCascadePos->GetLabel(), momPos, kTRUE, pos, kFALSE, // Why kFALSE for "isDCA" ? FIXME covTr, (Short_t)esdCascadePos->GetSign(), esdCascadePos->GetITSClusterMap(), pid, vV0FromCascade, kTRUE, // usedForVtxFit = kFALSE ? FIXME vtx->UsesTrack(esdCascadePos->GetID()), AliAODTrack::kSecondary, selectInfo); aodTrackRefs->AddAt(aodTrack,idxPosFromV0Dghter); if (esdCascadePos->GetSign() > 0) nPosTracks++; aodTrack->ConvertAliPIDtoAODPID(); aodTrack->SetFlags(esdCascadePos->GetStatus()); SetAODPID(esdCascadePos,aodTrack,detpid,timezero); } else { aodTrack = dynamic_cast(aodTrackRefs->At(idxPosFromV0Dghter)); } vV0FromCascade->AddDaughter(aodTrack); // 4.A.3 - Add the negative tracks from the V0 esdCascadeNeg->GetPxPyPz(momNeg); esdCascadeNeg->GetXYZ(pos); esdCascadeNeg->GetCovarianceXYZPxPyPz(covTr); esdCascadeNeg->GetESDpid(pid); if (!usedTrack[idxNegFromV0Dghter]) { usedTrack[idxNegFromV0Dghter] = kTRUE; UInt_t selectInfo = 0; if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdCascadeNeg); if(mcH)mcH->SelectParticle(esdCascadeNeg->GetLabel()); aodTrack = new(tracks[jTracks++]) AliAODTrack( esdCascadeNeg->GetID(), esdCascadeNeg->GetLabel(), momNeg, kTRUE, pos, kFALSE, // Why kFALSE for "isDCA" ? FIXME covTr, (Short_t)esdCascadeNeg->GetSign(), esdCascadeNeg->GetITSClusterMap(), pid, vV0FromCascade, kTRUE, // usedForVtxFit = kFALSE ? FIXME vtx->UsesTrack(esdCascadeNeg->GetID()), AliAODTrack::kSecondary, selectInfo); aodTrackRefs->AddAt(aodTrack,idxNegFromV0Dghter); if (esdCascadeNeg->GetSign() > 0) nPosTracks++; aodTrack->ConvertAliPIDtoAODPID(); aodTrack->SetFlags(esdCascadeNeg->GetStatus()); SetAODPID(esdCascadeNeg,aodTrack,detpid,timezero); } else { aodTrack = dynamic_cast(aodTrackRefs->At(idxNegFromV0Dghter)); } vV0FromCascade->AddDaughter(aodTrack); // 4.A.4 - Add the V0 from cascade to the V0 array Double_t dcaV0Daughters = esdV0FromCascade->GetDcaV0Daughters(); Double_t dcaV0ToPrimVertex = esdV0FromCascade->GetD( esd->GetPrimaryVertex()->GetX(), esd->GetPrimaryVertex()->GetY(), esd->GetPrimaryVertex()->GetZ() ); esdV0FromCascade->GetPPxPyPz( momPosAtV0vtx[0],momPosAtV0vtx[1],momPosAtV0vtx[2] ); esdV0FromCascade->GetNPxPyPz( momNegAtV0vtx[0],momNegAtV0vtx[1],momNegAtV0vtx[2] ); Double_t dcaDaughterToPrimVertex[2] = { 999., 999.}; // ..[0] = DCA in (x,y) for Pos and ..[1] = Neg dcaDaughterToPrimVertex[0] = TMath::Abs(esdCascadePos->GetD( esd->GetPrimaryVertex()->GetX(), esd->GetPrimaryVertex()->GetY(), esd->GetMagneticField()) ); dcaDaughterToPrimVertex[1] = TMath::Abs(esdCascadeNeg->GetD( esd->GetPrimaryVertex()->GetX(), esd->GetPrimaryVertex()->GetY(), esd->GetMagneticField()) ); aodV0 = new(v0s[jV0s++]) AliAODv0( vV0FromCascade, dcaV0Daughters, dcaV0ToPrimVertex, momPosAtV0vtx, momNegAtV0vtx, dcaDaughterToPrimVertex); // set the aod v0 on-the-fly status aodV0->SetOnFlyStatus(esdV0FromCascade->GetOnFlyStatus()); // Add the aodV0 to the aodVORefs aodV0Refs->AddAt(aodV0,idxV0FromCascade); usedV0[idxV0FromCascade] = kTRUE; } else { // 4.B - if V0 structure already used // Note : // one V0 can be used by several cascades (frequent in PbPb evts) : // same V0 which used but attached to different bachelor tracks // -> aodVORefs and aodV0VtxRefs are needed. // Goal : avoid a redundancy of the info in "Vertices" and "v0s" clones array. vV0FromCascade = dynamic_cast( aodV0VtxRefs->At(idxV0FromCascade) ); aodV0 = dynamic_cast ( aodV0Refs ->At(idxV0FromCascade) ); // - Treatment of the parent for such a "re-used" V0 : // Insert the cascade that reuses the V0 vertex in the lineage chain // Before : vV0 -> vCascade1 -> vPrimary // - Hyp : cascade2 uses the same V0 as cascade1 // After : vV0 -> vCascade2 -> vCascade1 -> vPrimary AliAODVertex *vCascadePreviousParent = dynamic_cast (vV0FromCascade->GetParent()); vV0FromCascade->SetParent(vCascade); vCascade ->SetParent(vCascadePreviousParent); if(fDebug > 2) printf("---- Cascade / Lineage insertion\n" "Parent of V0 vtx = Cascade vtx %p\n" "Parent of the cascade vtx = Cascade vtx %p\n" "Parent of the parent cascade vtx = Cascade vtx %p\n", static_cast (vV0FromCascade->GetParent()), static_cast (vCascade->GetParent()), static_cast (vCascadePreviousParent->GetParent()) ); }// end if V0 structure already used if (fDebug > 2) { printf("---- Cascade / V0 vertex: \n"); vV0FromCascade->Print(); } if (fDebug > 4) { printf("---- Cascade / pos dghter : \n"); aodTrack->Print(); printf("---- Cascade / neg dghter : \n"); aodTrack->Print(); printf("---- Cascade / aodV0 : \n"); aodV0->Print(); } // In any case (used V0 or not), add the V0 vertex to the cascade one. vCascade->AddDaughter(vV0FromCascade); // 5 - Add the primary track of the cascade (if any) // 6 - Add the cascade to the AOD array of cascades Double_t dcaBachToPrimVertexXY = TMath::Abs(esdCascadeBach->GetD(esd->GetPrimaryVertex()->GetX(), esd->GetPrimaryVertex()->GetY(), esd->GetMagneticField()) ); esdCascade->GetBPxPyPz(momBachAtCascadeVtx[0], momBachAtCascadeVtx[1], momBachAtCascadeVtx[3]); aodCascade = new(cascades[jCascades++]) AliAODcascade( vCascade, esdCascade->Charge(), esdCascade->GetDcaXiDaughters(), -999., // DCAXiToPrimVtx -> needs to be calculated ----| // doesn't exist at ESD level; // See AODcascade::DcaXiToPrimVertex(Double, Double, Double) dcaBachToPrimVertexXY, momBachAtCascadeVtx, *aodV0); if (fDebug > 3) { printf("---- Cascade / AOD cascade : \n\n"); aodCascade->PrintXi(primary->GetX(), primary->GetY(), primary->GetZ()); } } // end of the loop on cascades cascades.Expand(jCascades); // // V0s // for (Int_t nV0 = 0; nV0 < nV0s; ++nV0) { if (usedV0[nV0]) continue; // skip if already added to the AOD AliESDv0 *v0 = esd->GetV0(nV0); Int_t posFromV0 = v0->GetPindex(); Int_t negFromV0 = v0->GetNindex(); // V0 selection // AliESDVertex *esdVtx = new AliESDVertex(*(esd->GetPrimaryVertex())); AliESDtrack *esdV0Pos = esd->GetTrack(posFromV0); AliESDtrack *esdV0Neg = esd->GetTrack(negFromV0); TList v0objects; v0objects.AddAt(v0, 0); v0objects.AddAt(esdV0Pos, 1); v0objects.AddAt(esdV0Neg, 2); v0objects.AddAt(esdVtx, 3); UInt_t selectV0 = 0; if (fV0Filter) { selectV0 = fV0Filter->IsSelected(&v0objects); // this is a little awkward but otherwise the // list wants to access the pointer (delete it) // again when going out of scope delete v0objects.RemoveAt(3); // esdVtx created via copy construct esdVtx = 0; if (!selectV0) continue; } else{ delete v0objects.RemoveAt(3); // esdVtx created via copy construct esdVtx = 0; } v0->GetXYZ(pos[0], pos[1], pos[2]); if (!old) { chi2 = v0->GetChi2V0(); // = chi2/NDF since NDF = 2*2-3 v0->GetPosCov(covVtx); } else { chi2 = -999.; for (Int_t i = 0; i < 6; i++) covVtx[i] = 0.; } AliAODVertex * vV0 = new(vertices[jVertices++]) AliAODVertex(pos, covVtx, chi2, primary, nV0, AliAODVertex::kV0); primary->AddDaughter(vV0); // Add the positive tracks from the V0 esdV0Pos->GetPxPyPz(momPos); esdV0Pos->GetXYZ(pos); esdV0Pos->GetCovarianceXYZPxPyPz(covTr); esdV0Pos->GetESDpid(pid); if (!usedTrack[posFromV0]) { usedTrack[posFromV0] = kTRUE; UInt_t selectInfo = 0; if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdV0Pos); if(mcH)mcH->SelectParticle(esdV0Pos->GetLabel()); aodTrack = new(tracks[jTracks++]) AliAODTrack(esdV0Pos->GetID(), esdV0Pos->GetLabel(), momPos, kTRUE, pos, kFALSE, covTr, (Short_t)esdV0Pos->GetSign(), esdV0Pos->GetITSClusterMap(), pid, vV0, kTRUE, // check if this is right vtx->UsesTrack(esdV0Pos->GetID()), AliAODTrack::kSecondary, selectInfo); aodTrackRefs->AddAt(aodTrack,posFromV0); // if (fDebug > 0) printf("-------------------Bo: pos track from original pt %.3f \n",aodTrack->Pt()); if (esdV0Pos->GetSign() > 0) nPosTracks++; aodTrack->ConvertAliPIDtoAODPID(); aodTrack->SetFlags(esdV0Pos->GetStatus()); SetAODPID(esdV0Pos,aodTrack,detpid,timezero); } else { aodTrack = dynamic_cast(aodTrackRefs->At(posFromV0)); // if (fDebug > 0) printf("-------------------Bo pos track from refArray pt %.3f \n",aodTrack->Pt()); } vV0->AddDaughter(aodTrack); // Add the negative tracks from the V0 esdV0Neg->GetPxPyPz(momNeg); esdV0Neg->GetXYZ(pos); esdV0Neg->GetCovarianceXYZPxPyPz(covTr); esdV0Neg->GetESDpid(pid); if (!usedTrack[negFromV0]) { usedTrack[negFromV0] = kTRUE; UInt_t selectInfo = 0; if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdV0Neg); if(mcH)mcH->SelectParticle(esdV0Neg->GetLabel()); aodTrack = new(tracks[jTracks++]) AliAODTrack(esdV0Neg->GetID(), esdV0Neg->GetLabel(), momNeg, kTRUE, pos, kFALSE, covTr, (Short_t)esdV0Neg->GetSign(), esdV0Neg->GetITSClusterMap(), pid, vV0, kTRUE, // check if this is right vtx->UsesTrack(esdV0Neg->GetID()), AliAODTrack::kSecondary, selectInfo); aodTrackRefs->AddAt(aodTrack,negFromV0); // if (fDebug > 0) printf("-------------------Bo: neg track from original pt %.3f \n",aodTrack->Pt()); if (esdV0Neg->GetSign() > 0) nPosTracks++; aodTrack->ConvertAliPIDtoAODPID(); aodTrack->SetFlags(esdV0Neg->GetStatus()); SetAODPID(esdV0Neg,aodTrack,detpid,timezero); } else { aodTrack = dynamic_cast(aodTrackRefs->At(negFromV0)); // if (fDebug > 0) printf("-------------------Bo neg track from refArray pt %.3f \n",aodTrack->Pt()); } vV0->AddDaughter(aodTrack); // Add the V0 the V0 array as well Double_t dcaV0Daughters = v0->GetDcaV0Daughters(); Double_t dcaV0ToPrimVertex = v0->GetD(esd->GetPrimaryVertex()->GetX(), esd->GetPrimaryVertex()->GetY(), esd->GetPrimaryVertex()->GetZ()); v0->GetPPxPyPz(momPosAtV0vtx[0],momPosAtV0vtx[1],momPosAtV0vtx[2]); v0->GetNPxPyPz(momNegAtV0vtx[0],momNegAtV0vtx[1],momNegAtV0vtx[2]); Double_t dcaDaughterToPrimVertex[2] = { 999., 999.}; // ..[0] = DCA in (x,y) for Pos and ..[1] = Neg dcaDaughterToPrimVertex[0] = TMath::Abs(esdV0Pos->GetD( esd->GetPrimaryVertex()->GetX(), esd->GetPrimaryVertex()->GetY(), esd->GetMagneticField()) ); dcaDaughterToPrimVertex[1] = TMath::Abs(esdV0Neg->GetD( esd->GetPrimaryVertex()->GetX(), esd->GetPrimaryVertex()->GetY(), esd->GetMagneticField()) ); aodV0 = new(v0s[jV0s++]) AliAODv0(vV0, dcaV0Daughters, dcaV0ToPrimVertex, momPosAtV0vtx, momNegAtV0vtx, dcaDaughterToPrimVertex); // set the aod v0 on-the-fly status aodV0->SetOnFlyStatus(v0->GetOnFlyStatus()); }//End of loop on V0s v0s.Expand(jV0s); if (fDebug > 0) printf(" NAODCascades=%d / NAODV0s=%d\n", jCascades, jV0s); // end of V0 parts // 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; iTrackGetTrack(iTrack); Int_t ikink = esdTrack->GetKinkIndex(0); if (ikink && nKinks) { // Negative kink index: mother, positive: daughter // Search for the second track of the kink for (Int_t jTrack = iTrack+1; jTrackGetTrack(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 if it passed primary track selection cuts AliAODTrack * mother = NULL; UInt_t selectInfo = 0; if (fTrackFilter) { selectInfo = fTrackFilter->IsSelected(esd->GetTrack(imother)); if (!selectInfo) continue; } if (!usedTrack[imother]) { usedTrack[imother] = kTRUE; AliESDtrack *esdTrackM = esd->GetTrack(imother); esdTrackM->GetPxPyPz(p); esdTrackM->GetXYZ(pos); esdTrackM->GetCovarianceXYZPxPyPz(covTr); esdTrackM->GetESDpid(pid); if(mcH)mcH->SelectParticle(esdTrackM->GetLabel()); mother = new(tracks[jTracks++]) AliAODTrack(esdTrackM->GetID(), esdTrackM->GetLabel(), p, kTRUE, pos, kFALSE, covTr, (Short_t)esdTrackM->GetSign(), esdTrackM->GetITSClusterMap(), pid, primary, kTRUE, // check if this is right vtx->UsesTrack(esdTrack->GetID()), AliAODTrack::kPrimary, selectInfo); aodTrackRefs->AddAt(mother, imother); if (esdTrackM->GetSign() > 0) nPosTracks++; mother->SetFlags(esdTrackM->GetStatus()); mother->ConvertAliPIDtoAODPID(); primary->AddDaughter(mother); mother->ConvertAliPIDtoAODPID(); SetAODPID(esdTrackM,mother,detpid,timezero); } else { // cerr << "Error: event " << esd->GetEventNumberInFile() << " 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, esdTrack->GetID(), // This is the track ID of the mother's track! AliAODVertex::kKink); // Add the daughter track AliAODTrack * daughter = NULL; if (!usedTrack[idaughter]) { usedTrack[idaughter] = kTRUE; AliESDtrack *esdTrackD = esd->GetTrack(idaughter); esdTrackD->GetPxPyPz(p); esdTrackD->GetXYZ(pos); esdTrackD->GetCovarianceXYZPxPyPz(covTr); esdTrackD->GetESDpid(pid); selectInfo = 0; if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdTrackD); if(mcH)mcH->SelectParticle(esdTrackD->GetLabel()); daughter = new(tracks[jTracks++]) AliAODTrack(esdTrackD->GetID(), esdTrackD->GetLabel(), p, kTRUE, pos, kFALSE, covTr, (Short_t)esdTrackD->GetSign(), esdTrackD->GetITSClusterMap(), pid, vkink, kTRUE, // check if this is right vtx->UsesTrack(esdTrack->GetID()), AliAODTrack::kSecondary, selectInfo); aodTrackRefs->AddAt(daughter, idaughter); if (esdTrackD->GetSign() > 0) nPosTracks++; daughter->SetFlags(esdTrackD->GetStatus()); daughter->ConvertAliPIDtoAODPID(); vkink->AddDaughter(daughter); daughter->ConvertAliPIDtoAODPID(); SetAODPID(esdTrackD,daughter,detpid,timezero); } else { // cerr << "Error: event " << esd->GetEventNumberInFile() << " kink " << TMath::Abs(ikink)-1 // << " track " << idaughter << " has already been used!" << endl; } } } } } // Tracks (primary and orphan) if (fDebug > 0) printf("NUMBER OF ESD TRACKS %5d\n", nTracks); for (Int_t nTrack = 0; nTrack < nTracks; ++nTrack) { if (usedTrack[nTrack]) continue; AliESDtrack *esdTrack = esd->GetTrack(nTrack); UInt_t selectInfo = 0; // // Track selection if (fTrackFilter) { selectInfo = fTrackFilter->IsSelected(esdTrack); if (!selectInfo && !vtx->UsesTrack(esdTrack->GetID())) continue; } // esdTrack->GetPxPyPz(p); esdTrack->GetXYZ(pos); esdTrack->GetCovarianceXYZPxPyPz(covTr); esdTrack->GetESDpid(pid); if(mcH)mcH->SelectParticle(esdTrack->GetLabel()); 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 vtx->UsesTrack(esdTrack->GetID()), AliAODTrack::kPrimary, selectInfo) ); aodTrackRefs->AddAt(aodTrack, nTrack); if (esdTrack->GetSign() > 0) nPosTracks++; aodTrack->SetFlags(esdTrack->GetStatus()); aodTrack->ConvertAliPIDtoAODPID(); SetAODPID(esdTrack,aodTrack,detpid,timezero); } // end of loop on tracks // Update number of AOD tracks in header at the end of track loop (M.G.) header->SetRefMultiplicity(jTracks); header->SetRefMultiplicityPos(nPosTracks); header->SetRefMultiplicityNeg(jTracks - nPosTracks); if (fDebug > 0) printf(" NAODTRACKS=%d NPOS=%d NNEG=%d\n", jTracks, nPosTracks, jTracks - nPosTracks); // Do not shrink the array of tracks - other filters may add to it (M.G) // tracks.Expand(jTracks); // remove 'empty slots' due to unwritten tracks // Access to the AOD container of PMD clusters TClonesArray &pmdClusters = *(AODEvent()->GetPmdClusters()); Int_t jPmdClusters=0; for (Int_t iPmd = 0; iPmd < nPmdClus; ++iPmd) { // file pmd clusters, to be revised! AliESDPmdTrack *pmdTrack = esd->GetPmdTrack(iPmd); Int_t nLabel = 0; Int_t *label = 0x0; Double_t posPmd[3] = { pmdTrack->GetClusterX(), pmdTrack->GetClusterY(), pmdTrack->GetClusterZ()}; Double_t pidPmd[9] = { 0., 0., 0., 0., 0., 0., 0., 0., 0. }; // to be revised! // type not set! // assoc cluster not set new(pmdClusters[jPmdClusters++]) AliAODPmdCluster(iPmd, nLabel, label, pmdTrack->GetClusterADC(), posPmd, pidPmd); } // Access to the AOD container of clusters TClonesArray &caloClusters = *(AODEvent()->GetCaloClusters()); Int_t jClusters=0; for (Int_t iClust=0; iClustGetCaloCluster(iClust); Int_t id = cluster->GetID(); Int_t nLabel = cluster->GetNLabels(); TArrayI* labels = cluster->GetLabels(); Int_t *label = 0; if (labels){ label = (cluster->GetLabels())->GetArray(); for(int i = 0;i < labels->GetSize();++i){ if(mcH)mcH->SelectParticle(label[i]); } } Float_t energy = cluster->E(); cluster->GetPosition(posF); Char_t ttype = AliAODCluster::kUndef; if (cluster->GetClusterType() == AliESDCaloCluster::kPHOSCluster) { ttype=AliAODCluster::kPHOSNeutral; } else if (cluster->GetClusterType() == AliESDCaloCluster::kEMCALClusterv1) { ttype = AliAODCluster::kEMCALClusterv1; } AliAODCaloCluster *caloCluster = new(caloClusters[jClusters++]) AliAODCaloCluster(id, nLabel, label, energy, posF, NULL, ttype); caloCluster->SetCaloCluster(cluster->GetDistanceToBadChannel(), cluster->GetClusterDisp(), cluster->GetM20(), cluster->GetM02(), cluster->GetEmcCpvDistance(), cluster->GetNExMax(),cluster->GetTOF()) ; caloCluster->SetPIDFromESD(cluster->GetPid()); caloCluster->SetNCells(cluster->GetNCells()); caloCluster->SetCellsAbsId(cluster->GetCellsAbsId()); caloCluster->SetCellsAmplitudeFraction(cluster->GetCellsAmplitudeFraction()); TArrayI* matchedT = cluster->GetTracksMatched(); if (matchedT && cluster->GetTrackMatched() >= 0) { for (Int_t im = 0; im < matchedT->GetSize(); im++) { Int_t iESDtrack = matchedT->At(im);; if (aodTrackRefs->At(iESDtrack) != 0) { caloCluster->AddTrackMatched((AliAODTrack*)aodTrackRefs->At(iESDtrack)); } } } } caloClusters.Expand(jClusters); // resize TObjArray to 'remove' slots for pseudo clusters // end of loop on calo clusters // fill EMCAL cell info if (esd->GetEMCALCells()) { // protection against missing ESD information AliESDCaloCells &esdEMcells = *(esd->GetEMCALCells()); Int_t nEMcell = esdEMcells.GetNumberOfCells() ; AliAODCaloCells &aodEMcells = *(AODEvent()->GetEMCALCells()); aodEMcells.CreateContainer(nEMcell); aodEMcells.SetType(AliAODCaloCells::kEMCAL); for (Int_t iCell = 0; iCell < nEMcell; iCell++) { aodEMcells.SetCell(iCell,esdEMcells.GetCellNumber(iCell),esdEMcells.GetAmplitude(iCell)); } aodEMcells.Sort(); } // fill PHOS cell info if (esd->GetPHOSCells()) { // protection against missing ESD information AliESDCaloCells &esdPHcells = *(esd->GetPHOSCells()); Int_t nPHcell = esdPHcells.GetNumberOfCells() ; AliAODCaloCells &aodPHcells = *(AODEvent()->GetPHOSCells()); aodPHcells.CreateContainer(nPHcell); aodPHcells.SetType(AliAODCaloCells::kPHOS); for (Int_t iCell = 0; iCell < nPHcell; iCell++) { aodPHcells.SetCell(iCell,esdPHcells.GetCellNumber(iCell),esdPHcells.GetAmplitude(iCell)); } aodPHcells.Sort(); } // tracklets AliAODTracklets &SPDTracklets = *(AODEvent()->GetTracklets()); const AliMultiplicity *mult = esd->GetMultiplicity(); if (mult) { if (mult->GetNumberOfTracklets()>0) { SPDTracklets.CreateContainer(mult->GetNumberOfTracklets()); for (Int_t n=0; nGetNumberOfTracklets(); n++) { if(mcH){ mcH->SelectParticle(mult->GetLabel(n, 0)); mcH->SelectParticle(mult->GetLabel(n, 1)); } SPDTracklets.SetTracklet(n, mult->GetTheta(n), mult->GetPhi(n), mult->GetDeltaPhi(n), mult->GetLabel(n, 0),mult->GetLabel(n, 1)); } } } else { //Printf("ERROR: AliMultiplicity could not be retrieved from ESD"); } delete [] usedKink; delete [] usedV0; delete [] usedTrack; delete aodV0Refs; delete aodV0VtxRefs; delete aodTrackRefs; return; } void AliAnalysisTaskESDfilter::SetAODPID(AliESDtrack *esdtrack, AliAODTrack *aodtrack, AliAODPid *detpid, Double_t timezero) { // // Setter for the raw PID detector signals // if(esdtrack->Pt()>fHighPthreshold) { detpid = new AliAODPid(); SetDetectorRawSignals(detpid,esdtrack,timezero); aodtrack->SetDetPID(detpid); } else { if(fPtshape){ if(esdtrack->Pt()> fPtshape->GetXmin()){ Double_t y = fPtshape->Eval(esdtrack->Pt())/fPtshape->Eval(fHighPthreshold); if(gRandom->Rndm(0)<1./y){ detpid = new AliAODPid(); SetDetectorRawSignals(detpid,esdtrack,timezero); aodtrack->SetDetPID(detpid); }//end rndm }//end if p < pmin }//end if p function }// end else } void AliAnalysisTaskESDfilter::SetDetectorRawSignals(AliAODPid *aodpid, AliESDtrack *track, Double_t timezero) { // //assignment of the detector signals (AliXXXesdPID inspired) // if(!track){ AliInfo("no ESD track found. .....exiting"); return; } aodpid->SetITSsignal(track->GetITSsignal()); aodpid->SetTPCsignal(track->GetTPCsignal()); //n TRD planes = 6 Int_t nslices = track->GetNumberOfTRDslices()*6; Double_t *trdslices = new Double_t[nslices]; for(Int_t iSl =0; iSl < track->GetNumberOfTRDslices(); iSl++) { for(Int_t iPl =0; iPl<6; iPl++) trdslices[iPl*track->GetNumberOfTRDslices()+iSl] = track->GetTRDslice(iPl,iSl); } aodpid->SetTRDsignal(track->GetNumberOfTRDslices()*6,trdslices); Double_t times[AliAODPid::kSPECIES]; track->GetIntegratedTimes(times); aodpid->SetIntegratedTimes(times); aodpid->SetTOFsignal(track->GetTOFsignal()-timezero); // to be fixed aodpid->SetHMPIDsignal(track->GetHMPIDsignal()); } void AliAnalysisTaskESDfilter::Terminate(Option_t */*option*/) { // Terminate analysis // if (fDebug > 1) printf("AnalysisESDfilter: Terminate() \n"); } void AliAnalysisTaskESDfilter::PrintMCInfo(AliStack *pStack,Int_t label){ if(!pStack)return; label = TMath::Abs(label); TParticle *part = pStack->Particle(label); Printf("########################"); Printf("%s:%d %d UniqueID %d PDG %d P %3.3f",(char*)__FILE__,__LINE__,label,part->GetUniqueID(),part->GetPdgCode(),part->P()); part->Print(); TParticle* mother = part; Int_t imo = part->GetFirstMother(); Int_t nprim = pStack->GetNprimary(); // while((imo >= nprim) && (mother->GetUniqueID() == 4)) { while((imo >= nprim)) { mother = pStack->Particle(imo); Printf("Mother %s:%d Label %d UniqueID %d PDG %d P %3.3f",(char*)__FILE__,__LINE__,imo,mother->GetUniqueID(),mother->GetPdgCode(),mother->P()); mother->Print(); imo = mother->GetFirstMother(); } Printf("########################"); }