#include <TH2F.h>
#include <TH3F.h>
#include <TRandom.h>
+#include <TParameter.h>
#include "AliAnalysisTaskPhiCorrelations.h"
#include "AliAnalyseLeadingTrackUE.h"
#include "AliAODMCHeader.h"
#include "AliGenCocktailEventHeader.h"
#include "AliGenEventHeader.h"
+#include "AliCollisionGeometry.h"
#include "AliEventPoolManager.h"
#include "AliESDZDC.h"
#include "AliESDtrackCuts.h"
+#include "AliHelperPID.h"
+#include "AliAnalysisUtils.h"
+#include "TMap.h"
////////////////////////////////////////////////////////////////////////
//
fReduceMemoryFootprint(kFALSE),
fFillMixed(kTRUE),
fMixingTracks(50000),
-fCompareCentralities(kFALSE),
fTwoTrackEfficiencyStudy(kFALSE),
fTwoTrackEfficiencyCut(0),
+fTwoTrackCutMinRadius(0.8),
fUseVtxAxis(kFALSE),
fCourseCentralityBinning(kFALSE),
fSkipTrigger(kFALSE),
fInjectedSignals(kFALSE),
+fRandomizeReactionPlane(kFALSE),
+fHelperPID(0x0),
+fAnalysisUtils(0x0),
+fMap(0x0),
// pointers to UE classes
fAnalyseUE(0x0),
fHistos(0x0),
fHistosMixed(0),
-fEfficiencyCorrection(0),
+fEfficiencyCorrectionTriggers(0),
+fEfficiencyCorrectionAssociated(0),
+fCentralityWeights(0),
// handlers and events
fAOD(0x0),
fESD(0x0),
fCentralityMethod("V0M"),
// track cuts
fTrackEtaCut(0.8),
+fTrackEtaCutMin(-1.),
fOnlyOneEtaSide(0),
fPtMin(0.5),
+fDCAXYCut(0),
+fSharedClusterCut(-1),
+fCrossedRowsCut(-1),
+fFoundFractionCut(-1),
fFilterBit(0xFF),
+fTrackStatus(0),
fSelectBit(AliVEvent::kMB|AliVEvent::kUserDefined),
fUseChargeHadrons(kFALSE),
+fParticleSpeciesTrigger(-1),
+fParticleSpeciesAssociated(-1),
+fCheckMotherPDG(kTRUE),
fSelectCharge(0),
fTriggerSelectCharge(0),
+fAssociatedSelectCharge(0),
fTriggerRestrictEta(-1),
fEtaOrdering(kFALSE),
fCutConversions(kFALSE),
fCutResonances(kFALSE),
+fRejectResonanceDaughters(-1),
fFillOnlyStep0(kFALSE),
fSkipStep6(kFALSE),
fRejectCentralityOutliers(kFALSE),
+fRejectZeroTrackEvents(kFALSE),
+fRemoveWeakDecays(kFALSE),
+fRemoveDuplicates(kFALSE),
+fSkipFastCluster(kFALSE),
+fWeightPerEvent(kFALSE),
+fCustomBinning(),
+fPtOrder(kTRUE),
+fTriggersFromDetector(0),
+fMCUseUncheckedCentrality(kFALSE),
fFillpT(kFALSE)
{
// Default constructor
// Initialize class with main algorithms, event and track selection.
fAnalyseUE = new AliAnalyseLeadingTrackUE();
- fAnalyseUE->SetParticleSelectionCriteria(fFilterBit, fUseChargeHadrons, fTrackEtaCut, fPtMin);
+ fAnalyseUE->SetParticleSelectionCriteria(fFilterBit, fUseChargeHadrons, fTrackEtaCut, fTrackEtaCutMin, fPtMin);
+ fAnalyseUE->SetDCAXYCut(fDCAXYCut);
+ fAnalyseUE->SetSharedClusterCut(fSharedClusterCut);
+ fAnalyseUE->SetCrossedRowsCut(fCrossedRowsCut);
+ fAnalyseUE->SetFoundFractionCut(fFoundFractionCut);
+ fAnalyseUE->SetTrackStatus(fTrackStatus);
+ fAnalyseUE->SetCheckMotherPDG(fCheckMotherPDG);
fAnalyseUE->SetDebug(fDebug);
fAnalyseUE->DefineESDCuts(fFilterBit);
fAnalyseUE->SetEventSelection(fSelectBit);
+ fAnalyseUE->SetHelperPID(fHelperPID);
+ if ((fParticleSpeciesTrigger != -1 || fParticleSpeciesAssociated != -1) && !fHelperPID)
+ AliFatal("HelperPID object should be set in the steering macro");
// Initialize output list of containers
if (fListOfHistos != NULL){
histType = "6R";
if (fCourseCentralityBinning)
histType += "C";
- fHistos = new AliUEHistograms("AliUEHistogramsSame", histType);
- fHistosMixed = new AliUEHistograms("AliUEHistogramsMixed", histType);
+ fHistos = new AliUEHistograms("AliUEHistogramsSame", histType, fCustomBinning);
+ fHistosMixed = new AliUEHistograms("AliUEHistogramsMixed", histType, fCustomBinning);
fHistos->SetSelectCharge(fSelectCharge);
fHistosMixed->SetSelectCharge(fSelectCharge);
fHistos->SetSelectTriggerCharge(fTriggerSelectCharge);
fHistosMixed->SetSelectTriggerCharge(fTriggerSelectCharge);
+
+ fHistos->SetSelectAssociatedCharge(fAssociatedSelectCharge);
+ fHistosMixed->SetSelectAssociatedCharge(fAssociatedSelectCharge);
fHistos->SetTriggerRestrictEta(fTriggerRestrictEta);
fHistosMixed->SetTriggerRestrictEta(fTriggerRestrictEta);
fHistos->SetPairCuts(fCutConversions, fCutResonances);
fHistosMixed->SetPairCuts(fCutConversions, fCutResonances);
+ fHistos->SetRejectResonanceDaughters(fRejectResonanceDaughters);
+ fHistosMixed->SetRejectResonanceDaughters(fRejectResonanceDaughters);
+
fHistos->SetTrackEtaCut(fTrackEtaCut);
fHistosMixed->SetTrackEtaCut(fTrackEtaCut);
- if (fEfficiencyCorrection)
+ fHistos->SetWeightPerEvent(fWeightPerEvent);
+ fHistosMixed->SetWeightPerEvent(fWeightPerEvent);
+
+ fHistos->SetPtOrder(fPtOrder);
+ fHistosMixed->SetPtOrder(fPtOrder);
+
+ fHistos->SetTwoTrackCutMinRadius(fTwoTrackCutMinRadius);
+ fHistosMixed->SetTwoTrackCutMinRadius(fTwoTrackCutMinRadius);
+
+ if (fEfficiencyCorrectionTriggers)
+ {
+ fHistos->SetEfficiencyCorrectionTriggers(fEfficiencyCorrectionTriggers);
+ fHistosMixed->SetEfficiencyCorrectionTriggers((THnF*) fEfficiencyCorrectionTriggers->Clone());
+ }
+ if (fEfficiencyCorrectionAssociated)
{
- fHistos->SetEfficiencyCorrection(fEfficiencyCorrection);
- fHistosMixed->SetEfficiencyCorrection((THnF*) fEfficiencyCorrection->Clone());
+ fHistos->SetEfficiencyCorrectionAssociated(fEfficiencyCorrectionAssociated);
+ fHistosMixed->SetEfficiencyCorrectionAssociated((THnF*) fEfficiencyCorrectionAssociated->Clone());
}
// add histograms to list
fListOfHistos->Add(fHistos);
fListOfHistos->Add(fHistosMixed);
+ // add HelperPID to list
+ if (fHelperPID)
+ fListOfHistos->Add(fHelperPID);
+ // add TMap to list
+ if (fMap)
+ fListOfHistos->Add(fMap);
- fListOfHistos->Add(new TH2F("trackletsVsV0Cent", ";L1 clusters;v0 centrality", 100, -0.5, 9999.5, 101, 0, 101));
fListOfHistos->Add(new TH2F("processIDs", ";#Delta#phi;process id", 100, -0.5 * TMath::Pi(), 1.5 * TMath::Pi(), kPNoProcess + 1, -0.5, kPNoProcess + 0.5));
fListOfHistos->Add(new TH1F("eventStat", ";;events", 4, -0.5, 3.5));
fListOfHistos->Add(new TH2F("mixedDist", ";centrality;tracks;events", 101, 0, 101, 200, 0, fMixingTracks * 1.5));
- fListOfHistos->Add(new TH1F("pids", ";pdg;tracks", 2001, -1000.5, 1000.5));
fListOfHistos->Add(new TH2F("referenceMultiplicity", ";centrality;tracks;events", 101, 0, 101, 200, 0, 200));
+ if (fCentralityMethod == "V0A_MANUAL")
+ {
+ fListOfHistos->Add(new TH2F("V0AMult", "V0A multiplicity;V0A multiplicity;V0A multiplicity (scaled)", 1000, -.5, 999.5, 1000, -.5, 999.5));
+ fListOfHistos->Add(new TH2F("V0AMultCorrelation", "V0A multiplicity;V0A multiplicity;SPD tracklets", 1000, -.5, 999.5, 1000, -.5, 999.5));
+ }
+ if (fTriggersFromDetector == 1 || fTriggersFromDetector == 2)
+ fListOfHistos->Add(new TH1F("V0SingleCells", "V0 single cell multiplicity;multiplicity;events", 100, -0.5, 99.5));
PostData(0,fListOfHistos);
AddSettingsTree();
// event mixing
- Int_t trackDepth = fMixingTracks;
- Int_t poolsize = 1000; // Maximum number of events, ignored in the present implemented of AliEventPoolManager
+ Int_t poolsize = 1000; // Maximum number of events, ignored in the present implemention of AliEventPoolManager
Int_t nCentralityBins = fHistos->GetUEHist(2)->GetEventHist()->GetNBins(1);
Double_t* centralityBins = (Double_t*) fHistos->GetUEHist(2)->GetEventHist()->GetAxis(1, 0)->GetXbins()->GetArray();
zvtxbin = (Double_t*) fHistos->GetUEHist(2)->GetEventHist()->GetAxis(2, 0)->GetXbins()->GetArray();
}
- fPoolMgr = new AliEventPoolManager(poolsize, trackDepth, nCentralityBins, centralityBins, nZvtxBins, zvtxbin);
+ fPoolMgr = new AliEventPoolManager(poolsize, fMixingTracks, nCentralityBins, centralityBins, nZvtxBins, zvtxbin);
+ fPoolMgr->SetTargetValues(fMixingTracks, 0.1, 5);
}
//____________________________________________________________________
void AliAnalysisTaskPhiCorrelations::Exec(Option_t */*option*/)
{
+ // exec (per event)
+ fAnalyseUE->NextEvent();
+
// receive ESD pointer if we are not running AOD analysis
if (!fAOD)
{
settingsTree->Branch("fZVertex", &fZVertex,"ZVertex/D");
//settingsTree->Branch("fCentralityMethod", fCentralityMethod.Data(),"CentralityMethod/C");
settingsTree->Branch("fTrackEtaCut", &fTrackEtaCut, "TrackEtaCut/D");
+ settingsTree->Branch("fTrackEtaCutMin", &fTrackEtaCutMin, "TrackEtaCutMin/D");
settingsTree->Branch("fOnlyOneEtaSide", &fOnlyOneEtaSide,"OnlyOneEtaSide/I");
settingsTree->Branch("fPtMin", &fPtMin, "PtMin/D");
settingsTree->Branch("fFilterBit", &fFilterBit,"FilterBit/I");
+ settingsTree->Branch("fSharedClusterCut", &fSharedClusterCut,"SharedClusterCut/D");
+ settingsTree->Branch("fCrossedRowsCut", &fCrossedRowsCut,"CrossedRowsCut/I");
+ settingsTree->Branch("fFoundFractionCut", &fFoundFractionCut,"FoundFractionCut/D");
+ settingsTree->Branch("fTrackStatus", &fTrackStatus,"TrackStatus/I");
settingsTree->Branch("fSelectBit", &fSelectBit,"EventSelectionBit/I");
settingsTree->Branch("fUseChargeHadrons", &fUseChargeHadrons,"UseChHadrons/O");
+ settingsTree->Branch("fParticleSpeciesTrigger", &fParticleSpeciesTrigger,"ParticleSpeciesTrigger/I");
+ settingsTree->Branch("fParticleSpeciesAssociated", &fParticleSpeciesAssociated,"ParticleSpeciesAssociated/I");
+ settingsTree->Branch("fCheckMotherPDG", &fCheckMotherPDG,"CheckMotherPDG/I");
settingsTree->Branch("fSelectCharge", &fSelectCharge,"SelectCharge/I");
settingsTree->Branch("fTriggerSelectCharge", &fTriggerSelectCharge,"TriggerSelectCharge/I");
+ settingsTree->Branch("fAssociatedSelectCharge", &fAssociatedSelectCharge,"fAssociatedSelectCharge/I");
settingsTree->Branch("fTriggerRestrictEta", &fTriggerRestrictEta,"TriggerRestrictEta/D");
settingsTree->Branch("fEtaOrdering", &fEtaOrdering,"EtaOrdering/O");
settingsTree->Branch("fCutConversions", &fCutConversions,"CutConversions/O");
settingsTree->Branch("fCutResonances", &fCutResonances,"CutResonances/O");
+ settingsTree->Branch("fRejectResonanceDaughters", &fRejectResonanceDaughters,"RejectResonanceDaughters/I");
settingsTree->Branch("fFillpT", &fFillpT,"FillpT/O");
settingsTree->Branch("fMixingTracks", &fMixingTracks,"MixingTracks/I");
settingsTree->Branch("fSkipTrigger", &fSkipTrigger,"SkipTrigger/O");
- settingsTree->Branch("fInjectedSignals", &fInjectedSignals,"SkipTrigger/O");
+ settingsTree->Branch("fInjectedSignals", &fInjectedSignals,"InjectedSignals/O");
+ settingsTree->Branch("fRandomizeReactionPlane", &fRandomizeReactionPlane,"RandomizeReactionPlane/O");
settingsTree->Branch("fRejectCentralityOutliers", &fRejectCentralityOutliers,"RejectCentralityOutliers/O");
+ settingsTree->Branch("fRejectZeroTrackEvents", &fRejectZeroTrackEvents,"RejectZeroTrackEvents/O");
+ settingsTree->Branch("fRemoveWeakDecays", &fRemoveWeakDecays,"RemoveWeakDecays/O");
+ settingsTree->Branch("fRemoveDuplicates", &fRemoveDuplicates,"RemoveDuplicates/O");
+ settingsTree->Branch("fSkipFastCluster", &fSkipFastCluster,"SkipFastCluster/O");
+ settingsTree->Branch("fWeightPerEvent", &fWeightPerEvent,"WeightPerEvent/O");
+ settingsTree->Branch("fPtOrder", &fPtOrder,"PtOrder/O");
+ settingsTree->Branch("fTriggersFromDetector", &fTriggersFromDetector,"TriggersFromDetector/I");
+ settingsTree->Branch("fMCUseUncheckedCentrality", &fMCUseUncheckedCentrality,"MCUseUncheckedCentrality/O");
+ settingsTree->Branch("fTwoTrackEfficiencyCut", &fTwoTrackEfficiencyCut,"TwoTrackEfficiencyCut/D");
+ settingsTree->Branch("fTwoTrackCutMinRadius", &fTwoTrackCutMinRadius,"TwoTrackCutMinRadius/D");
+
+ //fCustomBinning
settingsTree->Fill();
fListOfHistos->Add(settingsTree);
if (fCentralityMethod.Length() > 0)
{
- AliCentrality *centralityObj = 0;
- if (fAOD)
- centralityObj = fAOD->GetHeader()->GetCentralityP();
- else if (fESD)
- centralityObj = fESD->GetCentrality();
-
- if (centralityObj)
+ if (fCentralityMethod == "MC_b")
{
- centrality = centralityObj->GetCentralityPercentileUnchecked(fCentralityMethod);
- AliInfo(Form("Centrality is %f", centrality));
+ AliGenEventHeader* eventHeader = GetFirstHeader();
+ if (!eventHeader)
+ {
+ // We avoid AliFatal here, because the AOD productions sometimes have events where the MC header is missing
+ // (due to unreadable Kinematics) and we don't want to loose the whole job because of a few events
+ AliError("Event header not found. Skipping this event.");
+ fHistos->FillEvent(0, AliUEHist::kCFStepAnaTopology);
+ return;
+ }
+
+ AliCollisionGeometry* collGeometry = dynamic_cast<AliCollisionGeometry*> (eventHeader);
+ if (!collGeometry)
+ {
+ eventHeader->Dump();
+ AliFatal("Asking for MC_b centrality, but event header has no collision geometry information");
+ }
+
+ centrality = collGeometry->ImpactParameter();
}
else
{
- Printf("WARNING: Centrality object is 0");
- centrality = -1;
- }
+ AliCentrality *centralityObj = 0;
+ if (fAOD)
+ centralityObj = fAOD->GetHeader()->GetCentralityP();
+ else if (fESD)
+ centralityObj = fESD->GetCentrality();
+
+ if (centralityObj)
+ {
+ if (fMCUseUncheckedCentrality)
+ centrality = centralityObj->GetCentralityPercentileUnchecked(fCentralityMethod);
+ else
+ centrality = centralityObj->GetCentralityPercentile(fCentralityMethod);
+ }
+ else
+ {
+ Printf("WARNING: Centrality object is 0");
+ centrality = -1;
+ }
+ }
+
+ AliInfo(Form("Centrality is %f", centrality));
}
// Support for ESD and AOD based analysis
headers = cocktailHeader->GetHeaders()->GetEntries();
eventHeader = dynamic_cast<AliGenEventHeader*> (cocktailHeader->GetHeaders()->First());
+
+ if (fDebug > 4)
+ {
+ for (Int_t i=0; i<cocktailHeader->GetHeaders()->GetEntries(); i++)
+ {
+ AliGenEventHeader* headerTmp = dynamic_cast<AliGenEventHeader*> (cocktailHeader->GetHeaders()->At(i));
+ if (headerTmp)
+ Printf("%d particles in header:", headerTmp->NProduced());
+ cocktailHeader->GetHeaders()->At(i)->Dump();
+ }
+ }
}
else
{
}
skipParticlesAbove = eventHeader->NProduced();
- AliInfo(Form("Injected signals in this event (%d headers). Keeping events of %s. Will skip particles/tracks above %d.", headers, eventHeader->ClassName(), skipParticlesAbove));
+ AliInfo(Form("Injected signals in this event (%d headers). Keeping particles/tracks of %s. Will skip particles/tracks above %d.", headers, eventHeader->ClassName(), skipParticlesAbove));
+ }
+
+ if (fCentralityWeights && !AcceptEventCentralityWeight(centrality))
+ {
+ AliInfo(Form("Rejecting event because of centrality weighting: %f", centrality));
+ fHistos->FillEvent(centrality, AliUEHist::kCFStepAnaTopology);
+ return;
}
// Get MC primaries
- TObjArray* tmpList = fAnalyseUE->GetAcceptedParticles(mc, 0, kTRUE, -1, kTRUE);
- if (fInjectedSignals)
- fAnalyseUE->RemoveInjectedSignals(tmpList, mc, skipParticlesAbove);
+ // triggers
+ TObjArray* tmpList = fAnalyseUE->GetAcceptedParticles(mc, 0, kTRUE, fParticleSpeciesTrigger, kTRUE);
+ CleanUp(tmpList, mc, skipParticlesAbove);
TObjArray* tracksMC = CloneAndReduceTrackList(tmpList);
delete tmpList;
- /*
- if (fAOD)
+ // associated
+ TObjArray* tracksCorrelateMC = tracksMC;
+ if (fParticleSpeciesAssociated != fParticleSpeciesTrigger)
{
- for (Int_t i=0; i<fArrayMC->GetEntriesFast(); i++)
- ((TH1F*) fListOfHistos->FindObject("pids"))->Fill(((AliAODMCParticle*) fArrayMC->At(i))->PdgCode());
+ tmpList = fAnalyseUE->GetAcceptedParticles(mc, 0, kTRUE, fParticleSpeciesAssociated, kTRUE);
+ CleanUp(tmpList, mc, skipParticlesAbove);
+ tracksCorrelateMC = CloneAndReduceTrackList(tmpList);
+ delete tmpList;
}
- else
+
+ if (fRandomizeReactionPlane)
{
- for (Int_t i=0; i<fMcEvent->GetNumberOfTracks(); i++)
- ((TH1F*) fListOfHistos->FindObject("pids"))->Fill(fMcEvent->GetTrack(i)->PdgCode());
+ Double_t centralityDigits = centrality*1000. - (Int_t)(centrality*1000.);
+ Double_t angle = TMath::TwoPi() * centralityDigits;
+ AliInfo(Form("Shifting phi of all tracks by %f (digits %f)", angle, centralityDigits));
+ ShiftTracks(tracksMC, angle);
+ if (tracksCorrelateMC != tracksMC)
+ ShiftTracks(tracksCorrelateMC, angle);
}
- */
if (fFillOnlyStep0)
zVtx = 0;
// (MC-true all particles)
// STEP 0
- fHistos->FillCorrelations(centrality, zVtx, AliUEHist::kCFStepAll, tracksMC, 0, weight);
+ fHistos->FillCorrelations(centrality, zVtx, AliUEHist::kCFStepAll, tracksMC, tracksCorrelateMC, weight);
// mixed event
if (fFillMixed)
{
AliEventPool* pool = fPoolMgr->GetEventPool(centrality, zVtx);
- //pool->PrintInfo();
- if (pool->IsReady() || pool->NTracksInPool() > fMixingTracks / 10 || pool->GetCurrentNEvents() >= 5)
+ if (fFillOnlyStep0)
+ ((TH2F*) fListOfHistos->FindObject("mixedDist"))->Fill(centrality, pool->NTracksInPool());
+ if (pool->IsReady())
for (Int_t jMix=0; jMix<pool->GetCurrentNEvents(); jMix++)
fHistosMixed->FillCorrelations(centrality, zVtx, AliUEHist::kCFStepAll, tracksMC, pool->GetEvent(jMix), 1.0 / pool->GetCurrentNEvents(), (jMix == 0));
- pool->UpdatePool(CloneAndReduceTrackList(tracksMC));
+ pool->UpdatePool(CloneAndReduceTrackList(tracksCorrelateMC));
}
// Printf("trigger: %d", ((AliInputEventHandler*)fInputHandler)->IsEventSelected());
// (MC-true all particles)
// STEP 1
if (!fReduceMemoryFootprint)
- fHistos->FillCorrelations(centrality, zVtx, AliUEHist::kCFStepTriggered, tracksMC, 0, weight);
+ fHistos->FillCorrelations(centrality, zVtx, AliUEHist::kCFStepTriggered, tracksMC, tracksCorrelateMC, weight);
else
fHistos->FillEvent(centrality, AliUEHist::kCFStepTriggered);
for (Int_t particleSpecies = 0; particleSpecies < 4; particleSpecies++)
{
TObjArray* primMCParticles = fAnalyseUE->GetAcceptedParticles(mc, 0x0, kTRUE, particleSpecies, kTRUE);
- TObjArray* primRecoTracksMatched = fAnalyseUE->GetAcceptedParticles(inputEvent, mc, kTRUE, particleSpecies, kTRUE);
- TObjArray* allRecoTracksMatched = fAnalyseUE->GetAcceptedParticles(inputEvent, mc, kFALSE, particleSpecies, kTRUE);
+ TObjArray* primRecoTracksMatched = fAnalyseUE->GetAcceptedParticles(inputEvent, mc, kTRUE, particleSpecies, kTRUE, kFALSE);
+ TObjArray* allRecoTracksMatched = fAnalyseUE->GetAcceptedParticles(inputEvent, mc, kFALSE, particleSpecies, kTRUE, kFALSE);
+ TObjArray* primRecoTracksMatchedPID = 0;
+ TObjArray* allRecoTracksMatchedPID = 0;
+
+ if (fHelperPID)
+ {
+ primRecoTracksMatchedPID = fAnalyseUE->GetAcceptedParticles(inputEvent, mc, kTRUE, particleSpecies, kTRUE, kTRUE);
+ allRecoTracksMatchedPID = fAnalyseUE->GetAcceptedParticles(inputEvent, mc, kFALSE, particleSpecies, kTRUE, kTRUE);
+ }
+
+ CleanUp(primMCParticles, mc, skipParticlesAbove);
+ CleanUp(primRecoTracksMatched, mc, skipParticlesAbove);
+ CleanUp(allRecoTracksMatched, mc, skipParticlesAbove);
+ CleanUp(primRecoTracksMatchedPID, mc, skipParticlesAbove);
+ CleanUp(allRecoTracksMatchedPID, mc, skipParticlesAbove);
- if (fInjectedSignals)
+ // select charges
+ if (fTriggerSelectCharge != 0)
{
- fAnalyseUE->RemoveInjectedSignals(primMCParticles, mc, skipParticlesAbove);
- fAnalyseUE->RemoveInjectedSignals(primRecoTracksMatched, mc, skipParticlesAbove);
- fAnalyseUE->RemoveInjectedSignals(allRecoTracksMatched, mc, skipParticlesAbove);
+ SelectCharge(primMCParticles);
+ SelectCharge(primRecoTracksMatched);
+ SelectCharge(allRecoTracksMatched);
+ SelectCharge(primRecoTracksMatchedPID);
+ SelectCharge(allRecoTracksMatchedPID);
}
- fHistos->FillTrackingEfficiency(primMCParticles, primRecoTracksMatched, allRecoTracksMatched, 0, particleSpecies, centrality, zVtx);
+ fHistos->FillTrackingEfficiency(primMCParticles, primRecoTracksMatched, allRecoTracksMatched, primRecoTracksMatchedPID, allRecoTracksMatchedPID, 0, particleSpecies, centrality, zVtx);
// Printf("%d --> %d %d %d", particleSpecies, primMCParticles->GetEntries(), primRecoTracksMatched->GetEntries(), allRecoTracksMatched->GetEntries());
delete primRecoTracksMatched;
delete allRecoTracksMatched;
}
+
TObjArray* fakeParticles = fAnalyseUE->GetFakeParticles(inputEvent, mc, kFALSE, -1, kTRUE);
- if (fInjectedSignals)
- {
- fAnalyseUE->RemoveInjectedSignals((TObjArray*) fakeParticles->At(0), mc, skipParticlesAbove);
- fAnalyseUE->RemoveInjectedSignals((TObjArray*) fakeParticles->At(1), mc, skipParticlesAbove);
- }
- fHistos->FillTrackingEfficiency(0, 0, 0, (TObjArray*) fakeParticles->At(2), -1, centrality, zVtx);
+ CleanUp((TObjArray*) fakeParticles->At(0), mc, skipParticlesAbove);
+ CleanUp((TObjArray*) fakeParticles->At(1), mc, skipParticlesAbove);
+
+ fHistos->FillTrackingEfficiency(0, 0, 0, 0, 0, (TObjArray*) fakeParticles->At(2), 0, centrality, zVtx);
fHistos->FillFakePt(fakeParticles, centrality);
// Printf(">>>>> %d %d %d fakes", ((TObjArray*) fakeParticles->At(0))->GetEntriesFast(), ((TObjArray*) fakeParticles->At(1))->GetEntriesFast(), ((TObjArray*) fakeParticles->At(2))->GetEntriesFast());
delete fakeParticles;
// (MC-true all particles)
// STEP 2
if (!fReduceMemoryFootprint)
- fHistos->FillCorrelations(centrality, zVtx, AliUEHist::kCFStepVertex, tracksMC, 0, weight);
+ fHistos->FillCorrelations(centrality, zVtx, AliUEHist::kCFStepVertex, tracksMC, tracksCorrelateMC, weight);
else
fHistos->FillEvent(centrality, AliUEHist::kCFStepVertex);
// Get MC primaries that match reconstructed track
- TObjArray* tracksRecoMatchedPrim = fAnalyseUE->GetAcceptedParticles(inputEvent, mc, kTRUE, -1, kTRUE);
- if (fInjectedSignals)
- fAnalyseUE->RemoveInjectedSignals(tracksRecoMatchedPrim, mc, skipParticlesAbove);
+ // triggers
+ tmpList = fAnalyseUE->GetAcceptedParticles(inputEvent, mc, kTRUE, fParticleSpeciesTrigger, kTRUE);
+ CleanUp(tmpList, mc, skipParticlesAbove);
+ TObjArray* tracksRecoMatchedPrim = CloneAndReduceTrackList(tmpList);
+ delete tmpList;
+ // associated
+ TObjArray* tracksCorrelateRecoMatchedPrim = tracksRecoMatchedPrim;
+ if (fParticleSpeciesAssociated != fParticleSpeciesTrigger)
+ {
+ tmpList = fAnalyseUE->GetAcceptedParticles(inputEvent, mc, kTRUE, fParticleSpeciesAssociated, kTRUE);
+ CleanUp(tmpList, mc, skipParticlesAbove);
+ tracksCorrelateRecoMatchedPrim = CloneAndReduceTrackList(tmpList);
+ delete tmpList;
+ }
+
// (RECO-matched (quantities from MC particle) primary particles)
// STEP 4
- fHistos->FillCorrelations(centrality, zVtx, AliUEHist::kCFStepTrackedOnlyPrim, tracksRecoMatchedPrim, 0, weight);
+ fHistos->FillCorrelations(centrality, zVtx, AliUEHist::kCFStepTrackedOnlyPrim, tracksRecoMatchedPrim, tracksCorrelateRecoMatchedPrim, weight);
// mixed event
if (fFillMixed)
{
AliEventPool* pool = fPoolMgr->GetEventPool(centrality, zVtx + 200);
- //pool->PrintInfo();
- if (pool->IsReady() || pool->NTracksInPool() > fMixingTracks / 10 || pool->GetCurrentNEvents() >= 5)
+ if (pool->IsReady())
for (Int_t jMix=0; jMix<pool->GetCurrentNEvents(); jMix++)
fHistosMixed->FillCorrelations(centrality, zVtx, AliUEHist::kCFStepTrackedOnlyPrim, tracksRecoMatchedPrim, pool->GetEvent(jMix), 1.0 / pool->GetCurrentNEvents(), (jMix == 0));
- pool->UpdatePool(CloneAndReduceTrackList(tracksRecoMatchedPrim));
+ pool->UpdatePool(CloneAndReduceTrackList(tracksCorrelateRecoMatchedPrim));
}
// Get MC primaries + secondaries that match reconstructed track
- TObjArray* tracksRecoMatchedAll = fAnalyseUE->GetAcceptedParticles(inputEvent, mc, kFALSE, -1, kTRUE);
- if (fInjectedSignals)
- fAnalyseUE->RemoveInjectedSignals(tracksRecoMatchedAll, mc, skipParticlesAbove);
+ // triggers
+ tmpList = fAnalyseUE->GetAcceptedParticles(inputEvent, mc, kFALSE, fParticleSpeciesTrigger, kTRUE);
+ CleanUp(tmpList, mc, skipParticlesAbove);
+ TObjArray* tracksRecoMatchedAll = CloneAndReduceTrackList(tmpList);
+ delete tmpList;
+
+ // associated
+ TObjArray* tracksCorrelateRecoMatchedAll = tracksRecoMatchedAll;
+ if (fParticleSpeciesAssociated != fParticleSpeciesTrigger)
+ {
+ tmpList = fAnalyseUE->GetAcceptedParticles(inputEvent, mc, kFALSE, fParticleSpeciesAssociated, kTRUE);
+ CleanUp(tmpList, mc, skipParticlesAbove);
+ tracksCorrelateRecoMatchedAll = CloneAndReduceTrackList(tmpList);
+ delete tmpList;
+ }
// (RECO-matched (quantities from MC particle) all particles)
// STEP 5
- fHistos->FillCorrelations(centrality, zVtx, AliUEHist::kCFStepTracked, tracksRecoMatchedAll, 0, weight);
+ fHistos->FillCorrelations(centrality, zVtx, AliUEHist::kCFStepTracked, tracksRecoMatchedAll, tracksCorrelateRecoMatchedAll, weight);
// mixed event
if (fFillMixed)
{
AliEventPool* pool = fPoolMgr->GetEventPool(centrality, zVtx + 300);
- //pool->PrintInfo();
- if (pool->IsReady() || pool->NTracksInPool() > fMixingTracks / 10 || pool->GetCurrentNEvents() >= 5)
+ if (pool->IsReady())
for (Int_t jMix=0; jMix<pool->GetCurrentNEvents(); jMix++)
fHistosMixed->FillCorrelations(centrality, zVtx, AliUEHist::kCFStepTracked, tracksRecoMatchedAll, pool->GetEvent(jMix), 1.0 / pool->GetCurrentNEvents(), (jMix == 0));
- pool->UpdatePool(CloneAndReduceTrackList(tracksRecoMatchedAll));
+ pool->UpdatePool(CloneAndReduceTrackList(tracksCorrelateRecoMatchedAll));
}
// Get RECO tracks
- TObjArray* tracks = fAnalyseUE->GetAcceptedParticles(inputEvent, 0, kTRUE, -1, kTRUE);
- if (fInjectedSignals)
- fAnalyseUE->RemoveInjectedSignals(tracks, mc, skipParticlesAbove);
+ // triggers
+ tmpList = fAnalyseUE->GetAcceptedParticles(inputEvent, 0, kTRUE, fParticleSpeciesTrigger, kTRUE);
+ CleanUp(tmpList, mc, skipParticlesAbove);
+ TObjArray* tracks = CloneAndReduceTrackList(tmpList);
+ delete tmpList;
+
+ // associated
+ TObjArray* tracksCorrelate = tracks;
+ if (fParticleSpeciesAssociated != fParticleSpeciesTrigger)
+ {
+ tmpList = fAnalyseUE->GetAcceptedParticles(inputEvent, 0, kTRUE, fParticleSpeciesAssociated, kTRUE);
+ CleanUp(tmpList, mc, skipParticlesAbove);
+ tracksCorrelate = CloneAndReduceTrackList(tmpList);
+ delete tmpList;
+ }
// (RECO all tracks)
// STEP 6
if (!fSkipStep6)
- fHistos->FillCorrelations(centrality, zVtx, AliUEHist::kCFStepReconstructed, tracks, 0, weight);
+ fHistos->FillCorrelations(centrality, zVtx, AliUEHist::kCFStepReconstructed, tracks, tracksCorrelate, weight);
// two track cut, STEP 8
if (fTwoTrackEfficiencyCut > 0)
- fHistos->FillCorrelations(centrality, zVtx, AliUEHist::kCFStepBiasStudy, tracks, 0, weight, kTRUE, kTRUE, bSign, fTwoTrackEfficiencyCut);
+ fHistos->FillCorrelations(centrality, zVtx, AliUEHist::kCFStepBiasStudy, tracks, tracksCorrelate, weight, kTRUE, kTRUE, bSign, fTwoTrackEfficiencyCut);
// apply correction efficiency, STEP 10
- if (fEfficiencyCorrection)
+ if (fEfficiencyCorrectionTriggers || fEfficiencyCorrectionAssociated)
{
- // with or without two track efficiency depending on if fTwoTrackEfficiencyCut is set
+ // with or without two track efficiency depending on if fTwoTrackEfficiencyCut is set
Bool_t twoTrackCut = (fTwoTrackEfficiencyCut > 0);
- fHistos->FillCorrelations(centrality, zVtx, AliUEHist::kCFStepCorrected, tracks, 0, weight, kTRUE, twoTrackCut, bSign, fTwoTrackEfficiencyCut, kTRUE);
+ fHistos->FillCorrelations(centrality, zVtx, AliUEHist::kCFStepCorrected, tracks, tracksCorrelate, weight, kTRUE, twoTrackCut, bSign, fTwoTrackEfficiencyCut, kTRUE);
}
-
+
// mixed event
if (fFillMixed)
{
AliEventPool* pool2 = fPoolMgr->GetEventPool(centrality, zVtx + 100);
- //pool2->PrintInfo();
- if (pool2->IsReady() || pool2->NTracksInPool() > fMixingTracks / 10 || pool2->GetCurrentNEvents() >= 5)
+ ((TH2F*) fListOfHistos->FindObject("mixedDist"))->Fill(centrality, pool2->NTracksInPool());
+ if (pool2->IsReady())
{
for (Int_t jMix=0; jMix<pool2->GetCurrentNEvents(); jMix++)
{
fHistosMixed->FillCorrelations(centrality, zVtx, AliUEHist::kCFStepBiasStudy, tracks, pool2->GetEvent(jMix), 1.0 / pool2->GetCurrentNEvents(), (jMix == 0), kTRUE, bSign, fTwoTrackEfficiencyCut);
// apply correction efficiency, STEP 10
- if (fEfficiencyCorrection)
+ if (fEfficiencyCorrectionTriggers || fEfficiencyCorrectionAssociated)
{
// with or without two track efficiency depending on if fTwoTrackEfficiencyCut is set
Bool_t twoTrackCut = (fTwoTrackEfficiencyCut > 0);
}
}
}
- pool2->UpdatePool(CloneAndReduceTrackList(tracks));
+ pool2->UpdatePool(CloneAndReduceTrackList(tracksCorrelate));
}
if (0 && !fReduceMemoryFootprint)
delete tracksRecoMatchedSecondaries;
}
+ if (tracksCorrelateRecoMatchedPrim != tracksRecoMatchedPrim)
+ delete tracksCorrelateRecoMatchedPrim;
delete tracksRecoMatchedPrim;
+
+ if (tracksCorrelateRecoMatchedAll != tracksRecoMatchedAll)
+ delete tracksCorrelateRecoMatchedAll;
delete tracksRecoMatchedAll;
+
+ if (tracksCorrelate != tracks)
+ delete tracksCorrelate;
delete tracks;
}
}
+ if (tracksMC != tracksCorrelateMC)
+ delete tracksCorrelateMC;
delete tracksMC;
}
+//____________________________________________________________________
+AliGenEventHeader* AliAnalysisTaskPhiCorrelations::GetFirstHeader()
+{
+ // get first MC header from either ESD/AOD (including cocktail header if available)
+
+ if (fMcEvent)
+ {
+ // ESD
+ AliHeader* header = (AliHeader*) fMcEvent->Header();
+ if (!header)
+ return 0;
+
+ AliGenCocktailEventHeader* cocktailHeader = dynamic_cast<AliGenCocktailEventHeader*> (header->GenEventHeader());
+ if (cocktailHeader)
+ return dynamic_cast<AliGenEventHeader*> (cocktailHeader->GetHeaders()->First());
+
+ return dynamic_cast<AliGenEventHeader*> (header->GenEventHeader());
+ }
+ else
+ {
+ // AOD
+ AliAODMCHeader* header = (AliAODMCHeader*) fAOD->GetList()->FindObject(AliAODMCHeader::StdBranchName());
+ if (!header)
+ return 0;
+
+ return header->GetCocktailHeader(0);
+ }
+}
+
//____________________________________________________________________
void AliAnalysisTaskPhiCorrelations::AnalyseDataMode()
{
// skip not selected events here (the AOD is not updated for those)
if (!fSkipTrigger && !(fInputHandler->IsEventSelected() & fSelectBit))
return;
-
+
+ // skip fast cluster events here if requested
+ if (fSkipFastCluster && (fInputHandler->IsEventSelected() & AliVEvent::kFastOnly))
+ return;
+
// Support for ESD and AOD based analysis
AliVEvent* inputEvent = fAOD;
if (!inputEvent)
// Printf("%d %f", tracks->GetEntriesFast(), centrality);
delete tracks;
}
+ else if (fCentralityMethod == "V0A_MANUAL")
+ {
+ // for pp
+
+ //Total multiplicity in the VZERO A detector
+ Float_t MV0A=inputEvent->GetVZEROData()->GetMTotV0A();
+ Float_t MV0AScaled=0.;
+ if (fMap){
+ TParameter<float>* sf=(TParameter<float>*)fMap->GetValue(Form("%d",inputEvent->GetRunNumber()));
+ if(sf)MV0AScaled=MV0A*sf->GetVal();
+ }
+
+ if (MV0AScaled > 0)
+ centrality = MV0AScaled;
+ else
+ centrality = -1;
+ }
else
{
if (fAOD)
// Trigger selection ************************************************
if (!fSkipTrigger && !fAnalyseUE->TriggerSelection(fInputHandler)) return;
-
+
// Fill the "event-counting-container", it is needed to get the number of events remaining after each event-selection cut
fHistos->FillEvent(centrality, AliUEHist::kCFStepTriggered);
+ // Pileup selection ************************************************
+ if (fAnalysisUtils && fAnalysisUtils->IsPileUpEvent(inputEvent))
+ {
+ // count the removed events
+ fHistos->FillEvent(centrality, AliUEHist::kCFStepAnaTopology);
+
+ return;
+ }
+
// Vertex selection *************************************************
if(!fAnalyseUE->VertexSelection(inputEvent, fnTracksVertex, fZVertex)) return;
// Fill the "event-counting-container", it is needed to get the number of events remaining after each event-selection cut
fHistos->FillEvent(centrality, AliUEHist::kCFStepVertex);
+ // fill V0 control histograms
+ if (fCentralityMethod == "V0A_MANUAL")
+ {
+ ((TH2F*) fListOfHistos->FindObject("V0AMult"))->Fill(inputEvent->GetVZEROData()->GetMTotV0A(), centrality);
+ if (fAOD)
+ ((TH2F*) fListOfHistos->FindObject("V0AMultCorrelation"))->Fill(inputEvent->GetVZEROData()->GetMTotV0A(), fAOD->GetTracklets()->GetNumberOfTracklets());
+ }
+
// optimization
- if (centrality < 0 && !fCompareCentralities)
+ if (centrality < 0)
return;
- TObjArray* tracks = fAnalyseUE->GetAcceptedParticles(inputEvent, 0, kTRUE, -1, kTRUE);
+ TObjArray* tracks = 0;
+
+ if (fTriggersFromDetector == 0)
+ tracks = fAnalyseUE->GetAcceptedParticles(inputEvent, 0, kTRUE, fParticleSpeciesTrigger, kTRUE);
+ else if (fTriggersFromDetector == 1 || fTriggersFromDetector == 2)
+ {
+ tracks = new TObjArray;
+ tracks->SetOwner(kTRUE);
+
+ AliVVZERO* vZero = inputEvent->GetVZEROData();
+
+ const Int_t vZeroStart = (fTriggersFromDetector == 1) ? 32 : 0;
+
+ TH1F* singleCells = (TH1F*) fListOfHistos->FindObject("V0SingleCells");
+ for (Int_t i=vZeroStart; i<vZeroStart+32; i++)
+ {
+ Float_t weight = vZero->GetMultiplicity(i);
+ singleCells->Fill(weight);
+
+ // rough estimate of multiplicity
+ for (Int_t j=0; j<TMath::Nint(weight); j++)
+ {
+ AliDPhiBasicParticle* particle = new AliDPhiBasicParticle((AliVVZERO::GetVZEROEtaMax(i) + AliVVZERO::GetVZEROEtaMin(i)) / 2, AliVVZERO::GetVZEROAvgPhi(i), 1.1, 0); // fit pT = 1.1 and charge = 0
+ particle->SetUniqueID(-1); // not needed here
+
+ tracks->Add(particle);
+ }
+ }
+ }
+ else
+ AliFatal(Form("Invalid setting for fTriggersFromDetector: %d", fTriggersFromDetector));
+
+ //Printf("Accepted %d tracks", tracks->GetEntries());
// check for outlier in centrality vs number of tracks (rough constants extracted from correlation histgram)
Bool_t reject = kFALSE;
return;
}
+ if (fRejectZeroTrackEvents && tracks->GetEntriesFast() == 0)
+ {
+ AliInfo(Form("Rejecting event because it has no tracks: %f %d", centrality, tracks->GetEntriesFast()));
+ fHistos->FillEvent(centrality, AliUEHist::kCFStepAnaTopology);
+ delete tracks;
+ return;
+ }
+
+ if (fCentralityWeights && !AcceptEventCentralityWeight(centrality))
+ {
+ AliInfo(Form("Rejecting event because of centrality weighting: %f", centrality));
+ fHistos->FillEvent(centrality, AliUEHist::kCFStepAnaTopology);
+ delete tracks;
+ return;
+ }
+
+ // correlate particles with...
+ TObjArray* tracksCorrelate = 0;
+ if (fParticleSpeciesAssociated != fParticleSpeciesTrigger || fTriggersFromDetector > 0)
+ tracksCorrelate = fAnalyseUE->GetAcceptedParticles(inputEvent, 0, kTRUE, fParticleSpeciesAssociated, kTRUE);
+
// reference multiplicity
Int_t referenceMultiplicity = -1;
if (fESD)
referenceMultiplicity = AliESDtrackCuts::GetReferenceMultiplicity(fESD);
+ else if (fAOD)
+ referenceMultiplicity = tracks->GetEntriesFast(); // TODO to be replaced by the estimator once available in the AOD
+// referenceMultiplicity = fAOD->GetHeader()->GetRefMultiplicityComb05();
((TH2F*) fListOfHistos->FindObject("referenceMultiplicity"))->Fill(centrality, referenceMultiplicity);
- // create a list of reduced objects. This speeds up processing and reduces memory consumption for the event pool
- TObjArray* tracksClone = CloneAndReduceTrackList(tracks);
- delete tracks;
-
- //Printf("Accepted %d tracks", tracks->GetEntries());
-
const AliVVertex* vertex = inputEvent->GetPrimaryVertex();
Double_t zVtx = vertex->GetZ();
if (fFillpT)
weight = -1;
- // fill two different centralities (syst study)
- // the zvtx axis is used to distinguish the results of both centralities: configured centrality in zvtx = 0, SPD in zvtx = 2
- if (fCompareCentralities)
- zVtx = 0;
-
// Fill containers at STEP 6 (reconstructed)
if (centrality >= 0)
{
if (!fSkipStep6)
- fHistos->FillCorrelations(centrality, zVtx, AliUEHist::kCFStepReconstructed, tracksClone, 0, weight, kTRUE, kFALSE, 0, 0.02, kTRUE);
+ fHistos->FillCorrelations(centrality, zVtx, AliUEHist::kCFStepReconstructed, tracks, tracksCorrelate, weight, kTRUE, kFALSE, 0, 0.02, kTRUE);
((TH1F*) fListOfHistos->FindObject("eventStat"))->Fill(1);
if (fTwoTrackEfficiencyCut > 0)
- fHistos->FillCorrelations(centrality, zVtx, AliUEHist::kCFStepBiasStudy, tracksClone, 0, weight, kTRUE, kTRUE, bSign, fTwoTrackEfficiencyCut, kTRUE);
+ fHistos->FillCorrelations(centrality, zVtx, AliUEHist::kCFStepBiasStudy, tracks, tracksCorrelate, weight, kTRUE, kTRUE, bSign, fTwoTrackEfficiencyCut, kTRUE);
}
- // fill second time with SPD centrality
- if (fCompareCentralities && centralityObj)
- {
- centrality = centralityObj->GetCentralityPercentile("CL1");
- if (centrality >= 0 && !fSkipStep6)
- fHistos->FillCorrelations(centrality, 2, AliUEHist::kCFStepReconstructed, tracksClone, 0, weight, kTRUE, kFALSE, 0, 0.02, kTRUE);
- }
+ // create a list of reduced objects. This speeds up processing and reduces memory consumption for the event pool
+ TObjArray* tracksClone = CloneAndReduceTrackList(tracks);
+ delete tracks;
if (fFillMixed)
{
if (!pool)
AliFatal(Form("No pool found for centrality = %f, zVtx = %f", centrality, zVtx));
- //pool->SetDebug(1);
+// pool->SetDebug(1);
- if (pool->IsReady() || pool->NTracksInPool() > fMixingTracks / 10 || pool->GetCurrentNEvents() >= 5)
+ if (pool->IsReady())
{
Int_t nMix = pool->GetCurrentNEvents();
}
// ownership is with the pool now
- pool->UpdatePool(tracksClone);
+ if (tracksCorrelate)
+ {
+ pool->UpdatePool(CloneAndReduceTrackList(tracksCorrelate));
+ delete tracksClone;
+ }
+ else
+ pool->UpdatePool(tracksClone);
//pool->PrintInfo();
}
else
+ {
delete tracksClone;
+ if (tracksCorrelate)
+ delete tracksCorrelate;
+ }
}
TObjArray* AliAnalysisTaskPhiCorrelations::CloneAndReduceTrackList(TObjArray* tracks)
for (Int_t i=0; i<tracks->GetEntriesFast(); i++)
{
- AliVParticle* particle = (AliVParticle*) tracks->At(i);
- tracksClone->Add(new AliDPhiBasicParticle(particle->Eta(), particle->Phi(), particle->Pt(), particle->Charge()));
+ AliVParticle* particle = (AliVParticle*) tracks->UncheckedAt(i);
+ AliDPhiBasicParticle* copy = new AliDPhiBasicParticle(particle->Eta(), particle->Phi(), particle->Pt(), particle->Charge());
+ copy->SetUniqueID(particle->GetUniqueID());
+ tracksClone->Add(copy);
}
return tracksClone;
fInputHandler = (AliInputEventHandler*)
((AliAnalysisManager::GetAnalysisManager())->GetInputEventHandler());
// MC handler
- fMcHandler = dynamic_cast<AliMCEventHandler*> (AliAnalysisManager::GetAnalysisManager()->GetMCtruthEventHandler());
+ fMcHandler = dynamic_cast<AliInputEventHandler*> (AliAnalysisManager::GetAnalysisManager()->GetMCtruthEventHandler());
+}
+
+//____________________________________________________________________
+void AliAnalysisTaskPhiCorrelations::RemoveDuplicates(TObjArray* tracks)
+{
+ // remove particles with the same label
+
+ Int_t before = tracks->GetEntriesFast();
+
+ for (Int_t i=0; i<before; ++i)
+ {
+ AliVParticle* part = (AliVParticle*) tracks->At(i);
+
+ for (Int_t j=i+1; j<before; ++j)
+ {
+ AliVParticle* part2 = (AliVParticle*) tracks->At(j);
+
+ if (part->GetLabel() == part2->GetLabel())
+ {
+ Printf("Removing %d with label %d (duplicated in %d)", i, part->GetLabel(), j); part->Dump(); part2->Dump();
+ TObject* object = tracks->RemoveAt(i);
+ if (tracks->IsOwner())
+ delete object;
+ break;
+ }
+ }
+ }
+
+ tracks->Compress();
+
+ if (before > tracks->GetEntriesFast())
+ AliInfo(Form("Reduced from %d to %d", before, tracks->GetEntriesFast()));
+}
+
+void AliAnalysisTaskPhiCorrelations::CleanUp(TObjArray* tracks, TObject* mcObj, Int_t maxLabel)
+{
+ // calls RemoveInjectedSignals, RemoveWeakDecays and RemoveDuplicates
+
+ if (!tracks)
+ return;
+
+ if (fInjectedSignals)
+ fAnalyseUE->RemoveInjectedSignals(tracks, mcObj, maxLabel);
+ if (fRemoveWeakDecays)
+ fAnalyseUE->RemoveWeakDecays(tracks, mcObj);
+ if (fRemoveDuplicates)
+ RemoveDuplicates(tracks);
+}
+
+//____________________________________________________________________
+void AliAnalysisTaskPhiCorrelations::SelectCharge(TObjArray* tracks)
+{
+ // remove particles with charge not selected (depending on fTriggerSelectCharge)
+
+ if (!tracks)
+ return;
+
+ Int_t before = tracks->GetEntriesFast();
+
+ for (Int_t i=0; i<before; ++i)
+ {
+ AliVParticle* part = (AliVParticle*) tracks->At(i);
+
+ if (part->Charge() * fTriggerSelectCharge < -1)
+ {
+// Printf("Removing %d with charge %d", i, part->Charge());
+ TObject* object = tracks->RemoveAt(i);
+ if (tracks->IsOwner())
+ delete object;
+ }
+ }
+
+ tracks->Compress();
+
+ if (before > tracks->GetEntriesFast())
+ AliInfo(Form("Reduced from %d to %d", before, tracks->GetEntriesFast()));
+}
+
+//____________________________________________________________________
+Bool_t AliAnalysisTaskPhiCorrelations::AcceptEventCentralityWeight(Double_t centrality)
+{
+ // rejects "randomly" events such that the centrality gets flat
+ // uses fCentralityWeights histogram
+
+ // TODO code taken and adapted from AliRDHFCuts; waiting for general class AliCentralityFlattening
+
+ Double_t weight = fCentralityWeights->GetBinContent(fCentralityWeights->FindBin(centrality));
+ Double_t centralityDigits = centrality*100. - (Int_t)(centrality*100.);
+
+ Bool_t result = kFALSE;
+ if (centralityDigits < weight)
+ result = kTRUE;
+
+ AliInfo(Form("Centrality: %f; Digits: %f; Weight: %f; Result: %d", centrality, centralityDigits, weight, result));
+
+ return result;
+}
+
+//____________________________________________________________________
+void AliAnalysisTaskPhiCorrelations::ShiftTracks(TObjArray* tracks, Double_t angle)
+{
+ // shifts the phi angle of all tracks by angle
+ // 0 <= angle <= 2pi
+
+ for (Int_t i=0; i<tracks->GetEntriesFast(); ++i)
+ {
+ AliDPhiBasicParticle* part = (AliDPhiBasicParticle*) tracks->At(i);
+ Double_t newAngle = part->Phi() + angle;
+ if (newAngle >= TMath::TwoPi())
+ newAngle -= TMath::TwoPi();
+
+ part->SetPhi(newAngle);
+ }
}
+
\ No newline at end of file
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff