* about the suitability of this software for any purpose. It is *
* provided "as is" without express or implied warranty. *
**************************************************************************/
-//#include <TBranch.h>
-//#include <TCanvas.h>
-//#include <TChain.h>
-//#include <TFile.h>
-//#include <TH1F.h>
-//#include <TH1I.h>
-//#include <TH2F.h>
+
#include <TList.h>
-//#include <TLorentzVector.h>
#include <TMath.h>
#include <TObjArray.h>
#include <TObject.h>
-//#include <TProfile.h>
-//#include <TRandom.h>
-//#include <TSystem.h>
-//#include <TTree.h>
#include <TVector3.h>
#include "AliAnalyseLeadingTrackUE.h"
-//#include "AliAnalysisTask.h"
-//#include "AliAnalysisHelperJetTasks.h"
-//#include "AliAnalysisManager.h"
#include "AliAODEvent.h"
-//#include "AliAODHandler.h"
-//#include "AliAODJet.h"
#include "AliAODMCParticle.h"
#include "AliAODTrack.h"
#include "AliESDEvent.h"
#include "AliESDtrack.h"
#include "AliESDtrackCuts.h"
-//#include "AliGenPythiaEventHeader.h"
#include "AliInputEventHandler.h"
-//#include "AliKFVertex.h"
-//#include "AliLog.h"
#include "AliMCEvent.h"
#include "AliVParticle.h"
#include "AliAODMCHeader.h"
+#include "TFormula.h"
#include "AliAnalysisManager.h"
#include "AliMCEventHandler.h"
#include "AliStack.h"
+#include "AliPIDResponse.h"
+#include "AliHelperPID.h"
////////////////////////////////////////////////
TObject(),
fDebug(0),
fFilterBit(16),
+ fTrackStatus(0),
fOnlyHadrons(kFALSE),
+ fCheckMotherPDG(kTRUE),
fTrackEtaCut(0.8),
+ fTrackEtaCutMin(-1.),
+ fTrackPhiCutEvPlMin(0.),
+ fTrackPhiCutEvPlMax(0.),
fTrackPtMin(0),
fEventSelection(AliVEvent::kMB|AliVEvent::kUserDefined),
+ fDCAXYCut(0),
+ fSharedClusterCut(-1),
+ fCrossedRowsCut(-1),
+ fFoundFractionCut(-1),
fEsdTrackCuts(0x0),
fEsdTrackCutsExtra1(0x0),
- fEsdTrackCutsExtra2(0x0)
+ fEsdTrackCutsExtra2(0x0),
+ fHelperPID(0x0),
+ fEventCounter(0)
{
// constructor
}
fEsdTrackCuts->SetDCAToVertex2D(kTRUE);
fEsdTrackCuts->SetMaxChi2TPCConstrainedGlobal(36);
fEsdTrackCuts->SetClusterRequirementITS(AliESDtrackCuts::kSPD, AliESDtrackCuts::kOff);
+ fEsdTrackCuts->SetMaxFractionSharedTPCClusters(0.4);
// Add SPD requirement
fEsdTrackCutsExtra1 = new AliESDtrackCuts("SPD", "Require 1 cluster in SPD");
fEsdTrackCutsExtra2->SetClusterRequirementITS(AliESDtrackCuts::kSPD,AliESDtrackCuts::kNone);
// A track passing fEsdTrackCuts and fEsdTrackCutsExtra2 corresponds to esdTrackCutsHTGC and needs to be constrained
}
+ else if (filterbit == 4096) // require TOF matching
+ {
+ fEsdTrackCuts = AliESDtrackCuts::GetStandardITSTPCTrackCuts2011(kTRUE);
+ // FIXME: TOF REQUIREMENTS ARE IN GetParticleSpecies FOR THE MOMENT
+ }
else
{
- fEsdTrackCuts = AliESDtrackCuts::GetStandardITSTPCTrackCuts2010();
+ fEsdTrackCuts = AliESDtrackCuts::GetStandardITSTPCTrackCuts2011();
fEsdTrackCuts->SetClusterRequirementITS(AliESDtrackCuts::kSPD, AliESDtrackCuts::kOff);
// Add SPD requirement
AliVParticle* part = ParticleWithCuts( obj, ipart );
if (!part) continue;
// Accept leading-tracks in a limited pseudo-rapidity range
- if( TMath::Abs(part->Eta()) > fTrackEtaCut ) continue;
+ if( TMath::Abs(part->Eta()) > fTrackEtaCut || TMath::Abs(part->Eta()) < fTrackEtaCutMin ) continue;
tracks->AddLast( part );
}
// Order tracks by pT
arrayMC = static_cast<TClonesArray*>(mcObj);
else
{
- arrayMC->Dump();
+ mcObj->Dump();
AliFatal("Invalid object passed");
}
Printf("WARNING: No mother found for particle %d:", part->GetLabel());
continue;
}
-
- if (mother->GetLabel() > maxLabel)
+
+// Printf("%d %d %d", i, part->GetLabel(), mother->GetLabel());
+ if (mother->GetLabel() >= maxLabel)
{
-// Printf("Removing %d with label %d", i, part->GetLabel()); part->Dump();
+// Printf("Removing %d with label %d", i, part->GetLabel()); ((AliMCParticle*)part)->Particle()->Print(); ((AliMCParticle*)mother)->Particle()->Print();
TObject* object = tracks->RemoveAt(i);
if (tracks->IsOwner())
delete object;
arrayMC = static_cast<TClonesArray*>(mcObj);
else
{
- arrayMC->Dump();
+ mcObj->Dump();
AliFatal("Invalid object passed");
}
}
else if (part->InheritsFrom("AliMCParticle") && mcEvent)
{
- if (!(mcEvent->Stack()->IsSecondaryFromWeakDecay(((AliMCParticle*) part)->Label())))
+ if (!(mcEvent->Stack()->IsSecondaryFromWeakDecay(part->GetLabel())))
continue;
}
else
}
//-------------------------------------------------------------------
-TObjArray* AliAnalyseLeadingTrackUE::GetAcceptedParticles(TObject* obj, TObject* arrayMC, Bool_t onlyprimaries, Int_t particleSpecies, Bool_t useEtaPtCuts)
+TObjArray* AliAnalyseLeadingTrackUE::GetAcceptedParticles(TObject* obj, TObject* arrayMC, Bool_t onlyprimaries, Int_t particleSpecies, Bool_t useEtaPtCuts, Bool_t speciesOnTracks, Double_t evtPlane)
{
// Returns an array of particles that pass the cuts, if arrayMC is given each reconstructed particle is replaced by its corresponding MC particles, depending on the parameter onlyprimaries only for primaries
// particleSpecies: -1 all particles are returned
// 0 (pions) 1 (kaons) 2 (protons) 3 (others) particles
-
+ // speciesOnTracks if kFALSE, particleSpecies is only applied on the matched MC particle (not on the track itself)
+ // Passing down the Double_t* evtPlane (range [-pi/2,pi/2]) will apply a phi cut with respect to the eventplane between fTrackPhiCutEvPlMin and fTrackPhiCutEvPlMax. For values outside [-pi/2,pi/2], this will be ignored.
+
Int_t nTracks = NParticles(obj);
TObjArray* tracks = new TObjArray;
// Loop over tracks or jets
for (Int_t ipart=0; ipart<nTracks; ++ipart) {
- AliVParticle* part = ParticleWithCuts( obj, ipart, onlyprimaries, particleSpecies );
+ AliVParticle* part = ParticleWithCuts( obj, ipart, onlyprimaries, (speciesOnTracks) ? particleSpecies : -1);
if (!part) continue;
+ if (TMath::Abs(evtPlane)<=TMath::Pi()/2) { //evtPlane range: (-pi/2,pi/2)
+ Double_t phiPart = part->Phi(); //range: [0,2*pi)
+ if(phiPart>TMath::Pi()) phiPart-=2*TMath::Pi();
+
+ Double_t dPhi = 0; //range: [0,pi/2], i.e. the difference over the shortest angle.
+ Double_t diff = TMath::Abs(phiPart-evtPlane);
+ if(diff<=TMath::Pi()/2) dPhi = diff;
+ else if(diff<=TMath::Pi()) dPhi = TMath::Pi()-diff;
+ else dPhi = diff-TMath::Pi();
+
+ if(dPhi<fTrackPhiCutEvPlMin || dPhi>fTrackPhiCutEvPlMax) {
+ if (hasOwnership)
+ delete part;
+ continue;
+ }
+ }
+
if (useEtaPtCuts)
- if (TMath::Abs(part->Eta()) > fTrackEtaCut || part->Pt() < fTrackPtMin)
+ if (TMath::Abs(part->Eta()) > fTrackEtaCut || TMath::Abs(part->Eta()) < fTrackEtaCutMin || part->Pt() < fTrackPtMin)
{
if (hasOwnership)
delete part;
continue;
}
+
+// Printf("%p %p %d Accepted %d %f %f %f", obj, arrayMC, particleSpecies, ipart, part->Eta(), part->Phi(), part->Pt());
if (arrayMC) {
Int_t label = part->GetLabel();
if (!partReconstructed) continue;
if (useEtaPtCuts)
- if (TMath::Abs(partReconstructed->Eta()) > fTrackEtaCut || partReconstructed->Pt() < fTrackPtMin)
+ if (TMath::Abs(partReconstructed->Eta()) > fTrackEtaCut || TMath::Abs(partReconstructed->Eta()) < fTrackEtaCutMin || partReconstructed->Pt() < fTrackPtMin)
{
if (hasOwnership)
delete partReconstructed;
nTracks = array->GetEntriesFast();
}else if (obj->InheritsFrom("AliAODEvent")){ // RECO AOD tracks
AliAODEvent *aodEvent = static_cast<AliAODEvent*>(obj);
- nTracks = aodEvent->GetNTracks();
+ nTracks = aodEvent->GetNumberOfTracks();
}else if (obj->InheritsFrom("AliESDEvent")){ // RECO ESD tracks
AliESDEvent *esdEvent = static_cast<AliESDEvent*>(obj);
nTracks = esdEvent->GetNumberOfTracks();
if (particleSpecies != -1) {
// find the primary mother
AliVParticle* mother = part;
- while (!((AliAODMCParticle*)mother)->IsPhysicalPrimary())
- {
+ if(fCheckMotherPDG) {
+ while (!((AliAODMCParticle*)mother)->IsPhysicalPrimary())
+ {
if (((AliAODMCParticle*)mother)->GetMother() < 0)
{
mother = 0;
mother = (AliVParticle*) arrayMC->At(((AliAODMCParticle*)mother)->GetMother());
if (!mother)
break;
+ }
}
-
if (mother)
{
Int_t pdgCode = ((AliAODMCParticle*)mother)->GetPdgCode();
// find the primary mother
AliMCParticle* mother = (AliMCParticle*) part;
// Printf("");
- while (!mcEvent->IsPhysicalPrimary(mother->GetLabel()))
- {
+ if(fCheckMotherPDG) {
+ while (!mcEvent->IsPhysicalPrimary(mother->GetLabel()))
+ {
// Printf("pdg = %d; mother = %d", mother->PdgCode(), mother->GetMother());
if (mother->GetMother() < 0)
{
mother = (AliMCParticle*) mcEvent->GetTrack(mother->GetMother());
if (!mother)
break;
+ }
}
-
if (mother)
{
Int_t pdgCode = mother->PdgCode();
}else if (obj->InheritsFrom("AliAODEvent")){ // RECO AOD TRACKS
AliAODEvent *aodEvent = static_cast<AliAODEvent*>(obj);
part = aodEvent->GetTrack(ipart);
+
// track selection cuts
- if ( !(((AliAODTrack*)part)->TestFilterBit(fFilterBit)) ) return 0;
- //if ( !(((AliAODTrack*)part)->TestFilterBit(fFilterBit)) && !(((AliAODTrack*)part)->TestFilterBit(32)) ) return 0;
- // only primary candidates
- //if ( ((AliAODTrack*)part)->IsPrimaryCandidate() )return 0;
+ if (fFilterBit != 0 && !(((AliAODTrack*)part)->TestFilterBit(fFilterBit))) return 0;
+ if (fTrackStatus != 0 && !CheckTrack(part)) return 0;
+
+ // DCA XY
+ if (fDCAXYCut)
+ {
+ const AliVVertex* vertex = aodEvent->GetPrimaryVertex();
+ if (!vertex)
+ return 0;
+
+ Double_t pos[2];
+ Double_t covar[3];
+ AliAODTrack* clone = (AliAODTrack*) part->Clone();
+ Bool_t success = clone->PropagateToDCA(vertex, ((AliVAODHeader*)aodEvent->GetHeader())->GetMagneticField(), 3, pos, covar);
+ delete clone;
+ if (!success)
+ return 0;
+
+// Printf("%f", ((AliAODTrack*)part)->DCA());
+// Printf("%f", pos[0]);
+ if (TMath::Abs(pos[0]) > fDCAXYCut->Eval(part->Pt()))
+ return 0;
+ }
+
+ if (fSharedClusterCut >= 0)
+ {
+ Double_t frac = Double_t(((AliAODTrack*)part)->GetTPCnclsS()) / Double_t(((AliAODTrack*)part)->GetTPCncls());
+ if (frac > fSharedClusterCut)
+ return 0;
+ }
+
+ if (fCrossedRowsCut >= 0)
+ {
+ if (((AliAODTrack*) part)->GetTPCNCrossedRows() < fCrossedRowsCut)
+ return 0;
+ }
+
+ if (fFoundFractionCut >= 0)
+ {
+ UInt_t findableClusters = ((AliAODTrack*) part)->GetTPCNclsF();
+ if (findableClusters == 0)
+ return 0;
+ if (((Double_t) ((AliAODTrack*) part)->GetTPCNCrossedRows() / findableClusters) < fFoundFractionCut)
+ return 0;
+ }
+
// eventually only hadrons
if (fOnlyHadrons){
Bool_t isHadron = ((AliAODTrack*)part)->GetMostProbablePID()==AliAODTrack::kPion ||
((AliAODTrack*)part)->GetMostProbablePID()==AliAODTrack::kProton;
if (!isHadron) return 0;
}
+
+ if (particleSpecies != -1 && fHelperPID->GetParticleSpecies((AliVTrack*) part,kTRUE) != particleSpecies) return 0;
}else if (obj->InheritsFrom("AliESDEvent")){ // RECO ESD TRACKS
AliESDEvent *esdEvent = static_cast<AliESDEvent*>(obj);
part = esdEvent->GetTrack(ipart);
if (!part)return 0;
+
// track selection cuts
-
if (!( ApplyCuts(part)) )
- return 0;
+ return 0;
+ if (fTrackStatus != 0 && !CheckTrack(part)) return 0;
+
if (fFilterBit == 128 || fFilterBit == 256 || fFilterBit == 512 || fFilterBit == 1024)
{
// create TPC only tracks constrained to the SPD vertex
if (!isHadron) return 0;
}
*/
+ if (particleSpecies != -1 && fHelperPID->GetParticleSpecies((AliVTrack*) part,kTRUE) != particleSpecies) return 0; // If it is -1 you take all the particles
+
}else {
if (fDebug > 1) AliFatal(" Analysis type not defined !!! ");
return 0;
// only charged
if (!part->Charge())return 0;
+ part->SetUniqueID(fEventCounter * 100000 + ipart);
return part;
}
TVector3 partVect(part->Px(), part->Py(), part->Pz());
Int_t region = 0;
- if( TMath::Abs(partVect.Eta()) > fTrackEtaCut ) continue;
+ if( TMath::Abs(partVect.Eta()) > fTrackEtaCut || TMath::Abs(partVect.Eta()) < fTrackEtaCutMin) continue;
// transverse regions
if (leadVect.DeltaPhi(partVect) < -k60rad && leadVect.DeltaPhi(partVect) > -k120rad )region = -1; //left
if (leadVect.DeltaPhi(partVect) > k60rad && leadVect.DeltaPhi(partVect) < k120rad ) region = 1; //right
if (name.CompareTo("PrimaryVertex") && name.CompareTo("SPDVertex"))return kFALSE;
// Select a quality vertex by number of tracks?
- if( nTracksPrim < ntracks || TMath::Abs(zVertex) > zed ) {
+ if( nTracksPrim < ntracks || TMath::Abs(zVertex) >= zed ) {
if (fDebug > 1) AliInfo(" Primary-vertex Selection: event REJECTED ...");
return kFALSE;
}
if (obj->InheritsFrom("AliMCEvent"))
{
- if (TMath::Abs(((AliMCEvent*) obj)->GetPrimaryVertex()->GetZ()) > zed)
+ if (TMath::Abs(((AliMCEvent*) obj)->GetPrimaryVertex()->GetZ()) >= zed)
{
if (fDebug > 1) AliInfo(" Primary-vertex Selection: event (based on MC) REJECTED ...");
return kFALSE;
if (obj->InheritsFrom("AliAODMCHeader"))
{
- if (TMath::Abs(((AliAODMCHeader*) obj)->GetVtxZ()) > zed)
+ if (TMath::Abs(((AliAODMCHeader*) obj)->GetVtxZ()) >= zed)
{
if (fDebug > 1) AliInfo(" Primary-vertex Selection: event (based on MC) REJECTED ...");
return kFALSE;
if (name.CompareTo("PrimaryVertex") && name.CompareTo("SPDVertex"))return kFALSE;
// Select a quality vertex by number of tracks?
- if( nTracksPrim < ntracks || TMath::Abs(zVertex) > zed ) {
+ if( nTracksPrim < ntracks || TMath::Abs(zVertex) >= zed ) {
if (fDebug > 1) AliInfo(" Primary-vertex Selection: event REJECTED ...");
return kFALSE;
}
return kTRUE;
}
+
+//____________________________________________________________________
+
+Bool_t AliAnalyseLeadingTrackUE::CheckTrack(AliVParticle * part)
+{
+ // check if the track status flags are set
+
+ UInt_t status=((AliVTrack*)part)->GetStatus();
+ if ((status & fTrackStatus) == fTrackStatus)
+ return kTRUE;
+ return kFALSE;
+}
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff