X-Git-Url: http://git.uio.no/git/?a=blobdiff_plain;f=ANALYSIS%2FAliAnalysisTaskSE.cxx;h=abbe975e4eb747004384393811756486d9388d3f;hb=7d6298844d815257941b991f031d2075ca375dc2;hp=fb7d043dbe8e93977e4e9dce65d67b4780cf5fb0;hpb=3f2431c478a3b7bbc454b0f60dd7cc8bf2441c24;p=u%2Fmrichter%2FAliRoot.git diff --git a/ANALYSIS/AliAnalysisTaskSE.cxx b/ANALYSIS/AliAnalysisTaskSE.cxx index fb7d043dbe8..abbe975e4eb 100644 --- a/ANALYSIS/AliAnalysisTaskSE.cxx +++ b/ANALYSIS/AliAnalysisTaskSE.cxx @@ -24,35 +24,62 @@ #include "AliAnalysisTaskSE.h" #include "AliAnalysisManager.h" +#include "AliAnalysisCuts.h" +#include "AliAnalysisDataSlot.h" + #include "AliESDEvent.h" +#include "AliESDfriend.h" #include "AliESD.h" #include "AliAODEvent.h" #include "AliAODHeader.h" +#include "AliAODTracklets.h" +#include "AliAODCaloCells.h" +#include "AliAODMCParticle.h" #include "AliVEvent.h" #include "AliAODHandler.h" #include "AliAODInputHandler.h" #include "AliMCEventHandler.h" #include "AliInputEventHandler.h" +#include "AliMultiInputEventHandler.h" +#include "AliESDInputHandler.h" #include "AliMCEvent.h" #include "AliStack.h" #include "AliLog.h" +#include "AliAODDimuon.h" ClassImp(AliAnalysisTaskSE) //////////////////////////////////////////////////////////////////////// -Bool_t AliAnalysisTaskSE::fgHeaderCopied = kFALSE; -AliAODHeader* AliAnalysisTaskSE::fgAODHeader = NULL; +AliAODHeader* AliAnalysisTaskSE::fgAODHeader = NULL; +TClonesArray* AliAnalysisTaskSE::fgAODTracks = NULL; +TClonesArray* AliAnalysisTaskSE::fgAODVertices = NULL; +TClonesArray* AliAnalysisTaskSE::fgAODV0s = NULL; +TClonesArray* AliAnalysisTaskSE::fgAODPMDClusters = NULL; +TClonesArray* AliAnalysisTaskSE::fgAODJets = NULL; +TClonesArray* AliAnalysisTaskSE::fgAODFMDClusters = NULL; +TClonesArray* AliAnalysisTaskSE::fgAODCaloClusters = NULL; +TClonesArray* AliAnalysisTaskSE::fgAODMCParticles = NULL; +AliAODTracklets* AliAnalysisTaskSE::fgAODTracklets = NULL; +AliAODCaloCells* AliAnalysisTaskSE::fgAODEmcalCells = NULL; +AliAODCaloCells* AliAnalysisTaskSE::fgAODPhosCells = NULL; +TClonesArray* AliAnalysisTaskSE::fgAODDimuons = NULL; AliAnalysisTaskSE::AliAnalysisTaskSE(): AliAnalysisTask(), fDebug(0), fEntry(0), fInputEvent(0x0), + fESDfriend(0x0), fInputHandler(0x0), fOutputAOD(0x0), fMCEvent(0x0), - fTreeA(0x0) + fTreeA(0x0), + fCurrentRunNumber(-1), + fHistosQA(0x0), + fOfflineTriggerMask(0), + fMultiInputHandler(0), + fMCEventHandler(0) { // Default constructor } @@ -62,10 +89,16 @@ AliAnalysisTaskSE::AliAnalysisTaskSE(const char* name): fDebug(0), fEntry(0), fInputEvent(0x0), + fESDfriend(0x0), fInputHandler(0x0), fOutputAOD(0x0), fMCEvent(0x0), - fTreeA(0x0) + fTreeA(0x0), + fCurrentRunNumber(-1), + fHistosQA(0x0), + fOfflineTriggerMask(0), + fMultiInputHandler(0), + fMCEventHandler(0) { // Default constructor DefineInput (0, TChain::Class()); @@ -77,20 +110,29 @@ AliAnalysisTaskSE::AliAnalysisTaskSE(const AliAnalysisTaskSE& obj): fDebug(0), fEntry(0), fInputEvent(0x0), + fESDfriend(0x0), fInputHandler(0x0), fOutputAOD(0x0), fMCEvent(0x0), - fTreeA(0x0) + fTreeA(0x0), + fCurrentRunNumber(-1), + fHistosQA(0x0), + fOfflineTriggerMask(0), + fMultiInputHandler(obj.fMultiInputHandler), + fMCEventHandler(obj.fMCEventHandler) { // Copy constructor - fDebug = obj.fDebug; - fEntry = obj.fEntry; - fInputEvent = obj.fInputEvent; - fInputHandler = obj.fInputHandler; - fOutputAOD = obj.fOutputAOD; - fMCEvent = obj.fMCEvent; - fTreeA = obj.fTreeA; - printf("Constructor (3) \n"); + fDebug = obj.fDebug; + fEntry = obj.fEntry; + fInputEvent = obj.fInputEvent; + fESDfriend = obj.fESDfriend; + fInputHandler = obj.fInputHandler; + fOutputAOD = obj.fOutputAOD; + fMCEvent = obj.fMCEvent; + fTreeA = obj.fTreeA; + fCurrentRunNumber = obj.fCurrentRunNumber; + fHistosQA = obj.fHistosQA; + } @@ -98,13 +140,19 @@ AliAnalysisTaskSE& AliAnalysisTaskSE::operator=(const AliAnalysisTaskSE& other) { // Assignment AliAnalysisTask::operator=(other); - fDebug = other.fDebug; - fEntry = other.fEntry; - fInputEvent = other.fInputEvent; - fInputHandler = other.fInputHandler; - fOutputAOD = other.fOutputAOD; - fMCEvent = other.fMCEvent; - fTreeA = other.fTreeA; + fDebug = other.fDebug; + fEntry = other.fEntry; + fInputEvent = other.fInputEvent; + fESDfriend = other.fESDfriend; + fInputHandler = other.fInputHandler; + fOutputAOD = other.fOutputAOD; + fMCEvent = other.fMCEvent; + fTreeA = other.fTreeA; + fCurrentRunNumber = other.fCurrentRunNumber; + fHistosQA = other.fHistosQA; + fOfflineTriggerMask = other.fOfflineTriggerMask; + fMultiInputHandler = other.fMultiInputHandler; + fMCEventHandler = other.fMCEventHandler; return *this; } @@ -113,27 +161,23 @@ void AliAnalysisTaskSE::ConnectInputData(Option_t* /*option*/) { // Connect the input data if (fDebug > 1) printf("AnalysisTaskSE::ConnectInputData() \n"); -// -// ESD -// - fInputHandler = (AliInputEventHandler*) - ((AliAnalysisManager::GetAnalysisManager())->GetInputEventHandler()); -// -// Monte Carlo -// - AliMCEventHandler* mcH = 0; - mcH = (AliMCEventHandler*) ((AliAnalysisManager::GetAnalysisManager())->GetMCtruthEventHandler()); - if (mcH) fMCEvent = mcH->MCEvent(); - - + + // Connect input handlers (multi input handler is handled) + ConnectMultiHandler(); + if (fInputHandler) { - fInputEvent = fInputHandler->GetEvent(); + if ((fInputHandler->GetTree())->GetBranch("ESDfriend.")) + fESDfriend = ((AliESDInputHandler*)fInputHandler)->GetESDfriend(); + + fInputEvent = fInputHandler->GetEvent(); } else if( fMCEvent ) { AliWarning("No Input Event Handler connected, only MC Truth Event Handler") ; } else { AliError("No Input Event Handler connected") ; return ; } + // Disconnect multi handler + DisconnectMultiHandler(); } void AliAnalysisTaskSE::CreateOutputObjects() @@ -143,24 +187,109 @@ void AliAnalysisTaskSE::CreateOutputObjects() // Default AOD if (fDebug > 1) printf("AnalysisTaskSE::CreateOutPutData() \n"); - AliAODHandler* handler = (AliAODHandler*) + AliAODHandler* handler = dynamic_cast ((AliAnalysisManager::GetAnalysisManager())->GetOutputEventHandler()); + Bool_t merging = kFALSE; + AliAODInputHandler* aodIH = static_cast((AliAnalysisManager::GetAnalysisManager())->GetInputEventHandler()); + if (aodIH) { + if (aodIH->GetMergeEvents()) merging = kTRUE; + } + + + // Check if AOD replication has been required + if (handler) { fOutputAOD = handler->GetAOD(); fTreeA = handler->GetTree(); - fTreeA->Print(); - - // Check if AOD Header replication has been required - if (!(handler->IsStandard()) && - (handler->NeedsHeaderReplication()) && - !(fgAODHeader)) - { - fgAODHeader = new AliAODHeader; - handler->AddBranch("AliAODHeader", &fgAODHeader); + if (fOutputAOD && !(handler->IsStandard())) { + if ((handler->NeedsHeaderReplication()) && !(fgAODHeader)) + { + if (fDebug > 1) AliInfo("Replicating header"); + fgAODHeader = new AliAODHeader; + handler->AddBranch("AliAODHeader", &fgAODHeader); + } + if ((handler->NeedsTracksBranchReplication() || merging) && !(fgAODTracks)) + { + if (fDebug > 1) AliInfo("Replicating track branch\n"); + fgAODTracks = new TClonesArray("AliAODTrack",500); + fgAODTracks->SetName("tracks"); + handler->AddBranch("TClonesArray", &fgAODTracks); + } + if ((handler->NeedsVerticesBranchReplication() || merging) && !(fgAODVertices)) + { + if (fDebug > 1) AliInfo("Replicating vertices branch\n"); + fgAODVertices = new TClonesArray("AliAODVertex",500); + fgAODVertices->SetName("vertices"); + handler->AddBranch("TClonesArray", &fgAODVertices); + } + if ((handler->NeedsV0sBranchReplication()) && !(fgAODV0s)) + { + if (fDebug > 1) AliInfo("Replicating V0s branch\n"); + fgAODV0s = new TClonesArray("AliAODv0",500); + fgAODV0s->SetName("v0s"); + handler->AddBranch("TClonesArray", &fgAODV0s); + } + if ((handler->NeedsTrackletsBranchReplication()) && !(fgAODTracklets)) + { + if (fDebug > 1) AliInfo("Replicating Tracklets branch\n"); + fgAODTracklets = new AliAODTracklets("tracklets","tracklets"); + handler->AddBranch("AliAODTracklets", &fgAODTracklets); + } + if ((handler->NeedsPMDClustersBranchReplication()) && !(fgAODPMDClusters)) + { + if (fDebug > 1) AliInfo("Replicating PMDClusters branch\n"); + fgAODPMDClusters = new TClonesArray("AliAODPmdCluster",500); + fgAODPMDClusters->SetName("pmdClusters"); + handler->AddBranch("TClonesArray", &fgAODPMDClusters); + } + if ((handler->NeedsJetsBranchReplication() || merging) && !(fgAODJets)) + { + if (fDebug > 1) AliInfo("Replicating Jets branch\n"); + fgAODJets = new TClonesArray("AliAODJet",500); + fgAODJets->SetName("jets"); + handler->AddBranch("TClonesArray", &fgAODJets); + } + if ((handler->NeedsFMDClustersBranchReplication()) && !(fgAODFMDClusters)) + { + AliInfo("Replicating FMDClusters branch\n"); + fgAODFMDClusters = new TClonesArray("AliAODFmdCluster",500); + fgAODFMDClusters->SetName("fmdClusters"); + handler->AddBranch("TClonesArray", &fgAODFMDClusters); + } + if ((handler->NeedsCaloClustersBranchReplication() || merging) && !(fgAODCaloClusters)) + { + if (fDebug > 1) AliInfo("Replicating CaloClusters branch\n"); + fgAODCaloClusters = new TClonesArray("AliAODCaloCluster",500); + fgAODCaloClusters->SetName("caloClusters"); + handler->AddBranch("TClonesArray", &fgAODCaloClusters); + + fgAODEmcalCells = new AliAODCaloCells(); + fgAODEmcalCells->SetName("emcalCells"); + handler->AddBranch("AliAODCaloCells", &fgAODEmcalCells); + + fgAODPhosCells = new AliAODCaloCells(); + fgAODPhosCells->SetName("phosCells"); + handler->AddBranch("AliAODCaloCells", &fgAODPhosCells); + } + if ((handler->NeedsMCParticlesBranchReplication() || merging) && !(fgAODMCParticles)) + { + if (fDebug > 1) AliInfo("Replicating MCParticles branch\n"); + fgAODMCParticles = new TClonesArray("AliAODMCParticle",500); + fgAODMCParticles->SetName("mcparticles"); + handler->AddBranch("TClonesArray", &fgAODMCParticles); + } + if ((handler->NeedsDimuonsBranchReplication() || merging) && !(fgAODDimuons)) + { + if (fDebug > 1) AliInfo("Replicating dimuon branch\n"); + fgAODDimuons = new TClonesArray("AliAODDimuon",0); + fgAODDimuons->SetName("dimuons"); + handler->AddBranch("TClonesArray", &fgAODDimuons); + } + + // cache the pointerd in the AODEvent + fOutputAOD->GetStdContent(); } - } else { - AliWarning("No AOD Event Handler connected.") ; } UserCreateOutputObjects(); } @@ -169,34 +298,217 @@ void AliAnalysisTaskSE::Exec(Option_t* option) { // // Exec analysis of one event + + ConnectMultiHandler(); + + if ( fDebug >= 10) + printf("Task is active %5d\n", IsActive()); + if (fDebug > 1) AliInfo("AliAnalysisTaskSE::Exec() \n"); - if( fInputHandler ) - fEntry = fInputHandler->GetReadEntry(); +// + AliAODHandler* handler = dynamic_cast + ((AliAnalysisManager::GetAnalysisManager())->GetOutputEventHandler()); + + AliAODInputHandler* aodH = dynamic_cast(fInputHandler); +// +// Was event selected ? If no event selection mechanism, the event SHOULD be selected (AG) + UInt_t isSelected = AliVEvent::kAny; + if( fInputHandler && fInputHandler->GetEventSelection()) { + // Get the actual offline trigger mask for the event and AND it with the + // requested mask. If no mask requested select by default the event. + if (fOfflineTriggerMask) + isSelected = fOfflineTriggerMask & fInputHandler->IsEventSelected(); + } +// Functionality below moved in the filter tasks (AG) +// if (handler) handler->SetFillAOD(isSelected); + + if( fInputHandler ) { + fEntry = fInputHandler->GetReadEntry(); + fESDfriend = ((AliESDInputHandler*)fInputHandler)->GetESDfriend(); + } + + +// Notify the change of run number + if (InputEvent() && (InputEvent()->GetRunNumber() != fCurrentRunNumber)) { + fCurrentRunNumber = InputEvent()->GetRunNumber(); + NotifyRun(); + } + else if( fMCEvent ) fEntry = fMCEvent->Header()->GetEvent(); if ( !((Entry()-1)%100) && fDebug > 0) AliInfo(Form("%s ----> Processing event # %lld", CurrentFileName(), Entry())); - AliAODHandler* handler = (AliAODHandler*) - ((AliAnalysisManager::GetAnalysisManager())->GetOutputEventHandler()); + + + + if (handler && aodH) { + fMCEvent = aodH->MCEvent(); + Bool_t merging = aodH->GetMergeEvents(); + AliAODEvent* aod = dynamic_cast(InputEvent()); - if (!(handler->IsStandard()) && - (handler->NeedsHeaderReplication()) && - (fgAODHeader)) - { - // Header should be replicated - AliAODInputHandler* aodH = dynamic_cast(fInputHandler); - if (aodH) { - // Input is AOD - fgAODHeader = dynamic_cast(InputEvent()->GetHeader()); - fgHeaderCopied = kTRUE; + if (aod && !(handler->IsStandard()) && !(handler->AODIsReplicated())) { + if ((handler->NeedsHeaderReplication()) && (fgAODHeader)) + { + // copy the contents by assigment + *fgAODHeader = *(aod->GetHeader()); + } + if ((handler->NeedsTracksBranchReplication() || merging) && (fgAODTracks)) + { + TClonesArray* tracks = aod->GetTracks(); + new (fgAODTracks) TClonesArray(*tracks); + } + if ((handler->NeedsVerticesBranchReplication() || merging) && (fgAODVertices)) + { + TClonesArray* vertices = aod->GetVertices(); + new (fgAODVertices) TClonesArray(*vertices); + } + if ((handler->NeedsV0sBranchReplication()) && (fgAODV0s)) + { + TClonesArray* v0s = aod->GetV0s(); + new (fgAODV0s) TClonesArray(*v0s); + } + if ((handler->NeedsTrackletsBranchReplication()) && (fgAODTracklets)) + { + *fgAODTracklets = *aod->GetTracklets(); + } + if ((handler->NeedsPMDClustersBranchReplication()) && (fgAODPMDClusters)) + { + TClonesArray* pmdClusters = aod->GetPmdClusters(); + new (fgAODPMDClusters) TClonesArray(*pmdClusters); + } + if ((handler->NeedsJetsBranchReplication() || merging) && (fgAODJets)) + { + TClonesArray* jets = aod->GetJets(); + new (fgAODJets) TClonesArray(*jets); + } + if ((handler->NeedsFMDClustersBranchReplication()) && (fgAODFMDClusters)) + { + TClonesArray* fmdClusters = aod->GetFmdClusters(); + new (fgAODFMDClusters) TClonesArray(*fmdClusters); + } + if ((handler->NeedsCaloClustersBranchReplication() || merging) && (fgAODCaloClusters)) + { + TClonesArray* caloClusters = aod->GetCaloClusters(); + new (fgAODCaloClusters) TClonesArray(*caloClusters); + } + + if ((handler->NeedsMCParticlesBranchReplication() || merging) && (fgAODMCParticles)) + { + TClonesArray* mcParticles = (TClonesArray*) (aod->FindListObject("mcparticles")); + new (fgAODMCParticles) TClonesArray(*mcParticles); + } + + if ((handler->NeedsDimuonsBranchReplication() || merging) && (fgAODDimuons)) + { + fgAODDimuons->Clear(); + TClonesArray& dimuons = *fgAODDimuons; + TClonesArray& tracksnew = *fgAODTracks; + + Int_t nMuonTrack[100]; + for(Int_t imuon = 0; imuon < 100; imuon++) nMuonTrack[imuon] = 0; + Int_t nMuons=0; + for(Int_t ii=0; ii < fgAODTracks->GetEntries(); ii++){ + AliAODTrack *track = (AliAODTrack*) fgAODTracks->At(ii); + if(track->IsMuonTrack()) { + nMuonTrack[nMuons]= ii; + nMuons++; + } + } + Int_t jDimuons=0; + if(nMuons >= 2){ + for(Int_t i = 0; i < nMuons; i++){ + Int_t index0 = nMuonTrack[i]; + for(Int_t j = i+1; j < nMuons; j++){ + Int_t index1 = nMuonTrack[j]; + tracksnew.At(index0)->ResetBit(kIsReferenced); + tracksnew.At(index0)->SetUniqueID(0); + tracksnew.At(index1)->ResetBit(kIsReferenced); + tracksnew.At(index1)->SetUniqueID(0); + new(dimuons[jDimuons++]) AliAODDimuon(tracksnew.At(index0),tracksnew.At(index1)); + } + } + } + } + + // Additional merging if needed + if (merging) { + // mcParticles + TClonesArray* mcparticles = (TClonesArray*) ((aodH->GetEventToMerge())->FindListObject("mcparticles")); + Int_t npart = mcparticles->GetEntries(); + Int_t nc = fgAODMCParticles->GetEntries(); + Int_t nc0 = nc; + + for (Int_t i = 0; i < npart; i++) { + AliAODMCParticle* particle = (AliAODMCParticle*) mcparticles->At(i); + new((*fgAODMCParticles)[nc++]) AliAODMCParticle(*particle); + } + + // tracks + TClonesArray* tracks = aodH->GetEventToMerge()->GetTracks(); + Int_t ntr = tracks->GetEntries(); + nc = fgAODTracks->GetEntries(); + for (Int_t i = 0; i < ntr; i++) { + AliAODTrack* track = (AliAODTrack*) tracks->At(i); + AliAODTrack* newtrack = new((*fgAODTracks)[nc++]) AliAODTrack(*track); + newtrack->SetLabel(newtrack->GetLabel() + nc0); + } + + for (Int_t i = 0; i < nc; i++) + { + AliAODTrack* track = (AliAODTrack*) fgAODTracks->At(i); + track->ResetBit(kIsReferenced); + track->SetUniqueID(0); + } + + + // clusters + TClonesArray* clusters = aodH->GetEventToMerge()->GetCaloClusters(); + Int_t ncl = clusters->GetEntries(); + nc = fgAODCaloClusters->GetEntries(); + for (Int_t i = 0; i < ncl; i++) { + AliAODCaloCluster* cluster = (AliAODCaloCluster*) clusters->At(i); + new((*fgAODCaloClusters)[nc++]) AliAODCaloCluster(*cluster); + } + // cells + AliAODCaloCells* cellsA = aodH->GetEventToMerge()->GetEMCALCells(); + Int_t ncells = cellsA->GetNumberOfCells(); + nc = fgAODEmcalCells->GetNumberOfCells(); + + for (Int_t i = 0; i < ncells; i++) { + Int_t cn = cellsA->GetCellNumber(i); + Int_t pos = fgAODEmcalCells->GetCellPosition(cn); + if (pos >= 0) { + Double_t amp = cellsA->GetAmplitude(i) + fgAODEmcalCells->GetAmplitude(pos); + fgAODEmcalCells->SetCell(pos, cn, amp); + } else { + Double_t amp = cellsA->GetAmplitude(i); + fgAODEmcalCells->SetCell(nc++, cn, amp); + fgAODEmcalCells->Sort(); + } + } + + + } // merging + + handler->SetAODIsReplicated(); } } // Call the user analysis - UserExec(option); - PostData(0, fTreeA); + if (!fMCEventHandler) { + if (isSelected) + UserExec(option); + } else { + if (isSelected && (fMCEventHandler->InitOk())) + UserExec(option); + } +// Added protection in case the derived task is not an AOD producer. + AliAnalysisDataSlot *out0 = GetOutputSlot(0); + if (out0 && out0->IsConnected()) PostData(0, fTreeA); + + DisconnectMultiHandler(); } const char* AliAnalysisTaskSE::CurrentFileName() @@ -209,12 +521,86 @@ const char* AliAnalysisTaskSE::CurrentFileName() else return ""; } -void AliAnalysisTaskSE::AddAODBranch(const char* cname, void* addobj) +void AliAnalysisTaskSE::AddAODBranch(const char* cname, void* addobj, const char *fname) { // Add a new branch to the aod tree - AliAODHandler* handler = (AliAODHandler*) + AliAODHandler* handler = dynamic_cast ((AliAnalysisManager::GetAnalysisManager())->GetOutputEventHandler()); if (handler) { - handler->AddBranch(cname, addobj); + handler->AddBranch(cname, addobj, fname); } } + +Bool_t AliAnalysisTaskSE::IsStandardAOD() const +{ +// Check if the output AOD handler is configured for standard or delta AOD. +// Users should first check that AODEvent() returns non-null. + AliAODHandler* handler = dynamic_cast + ((AliAnalysisManager::GetAnalysisManager())->GetOutputEventHandler()); + if (!handler) { + Error("IsStandardAOD", "No AOD handler. Please use AODEvent() to check this first"); + return kTRUE; + } + return handler->IsStandard(); +} + +Bool_t AliAnalysisTaskSE::Notify() +{ + return (UserNotify()); +} + +const AliEventTag *AliAnalysisTaskSE::EventTag() const +{ +// Returns tag for the current event, if any. The return value should always be checked by the user. + if (!fInputHandler) { + Error("EventTag", "Input handler not yet available. Call this in UserExec"); + return NULL; + } + return fInputHandler->GetEventTag(); +} + +void AliAnalysisTaskSE::LoadBranches() const +{ +// Load all branches declared in fBranchNames data member of the parent class. +// Should be called in UserExec. + if (!fInputHandler) { + Error("LoadBranches", "Input handler not available yet. Call this in UserExec"); + return; + } + AliAnalysisManager *mgr = AliAnalysisManager::GetAnalysisManager(); + if (mgr->GetAutoBranchLoading()) return; + TString taskbranches; + GetBranches(fInputHandler->GetDataType(), taskbranches); + if (taskbranches.IsNull()) return; + TObjArray *arr = taskbranches.Tokenize(","); + TIter next(arr); + TObject *obj; + while ((obj=next())) mgr->LoadBranch(obj->GetName()); +} + + +//_________________________________________________________________________________________________ +void AliAnalysisTaskSE::ConnectMultiHandler() +{ + // + // Connect MultiHandler + // + fInputHandler = (AliInputEventHandler *)((AliAnalysisManager::GetAnalysisManager())->GetInputEventHandler()); + fMultiInputHandler = dynamic_cast(fInputHandler); + if (fMultiInputHandler) { + fInputHandler = dynamic_cast(fMultiInputHandler->GetFirstInputEventHandler()); + fMCEventHandler = dynamic_cast(fMultiInputHandler->GetFirstMCEventHandler()); + } else { + fMCEventHandler = dynamic_cast((AliAnalysisManager::GetAnalysisManager())->GetMCtruthEventHandler()); + } + if (fMCEventHandler) fMCEvent = fMCEventHandler->MCEvent(); +} + +//_________________________________________________________________________________________________ +void AliAnalysisTaskSE::DisconnectMultiHandler() +{ + // + // Disconnect MultiHandler + // + if (fMultiInputHandler) fInputHandler = fMultiInputHandler; +}