#include <TTree.h>
#include <TCanvas.h>
#include <TDirectory.h>
+#include <TH2F.h>
+#include <TF1.h>
//____________________________________________________________________
ClassImp(AliESDtrackCuts)
// Cut names
const Char_t* AliESDtrackCuts::fgkCutNames[kNCuts] = {
"require TPC refit",
+ "require TPC standalone",
"require ITS refit",
"n clusters TPC",
"n clusters ITS",
"trk-to-vtx min dca z absolute",
"SPD cluster requirement",
"SDD cluster requirement",
- "SSD cluster requirement"
+ "SSD cluster requirement",
+ "require ITS stand-alone",
+ "rel 1/pt uncertainty",
+ "require ITS Pid"
};
//____________________________________________________________________
fCutMaxC33(0),
fCutMaxC44(0),
fCutMaxC55(0),
+ fCutMaxRel1PtUncertainty(0),
fCutAcceptKinkDaughters(0),
+ fCutAcceptSharedTPCClusters(0),
+ fCutMaxFractionSharedTPCClusters(0),
fCutRequireTPCRefit(0),
- fCutRequireITSRefit(0),
+ fCutRequireTPCStandAlone(0),
+ fCutRequireITSRefit(0),
+ fCutRequireITSPid(0),
+ fCutRequireITSStandAlone(0),
+ fCutRequireITSpureSA(0),
fCutNsigmaToVertex(0),
fCutSigmaToVertexRequired(0),
fCutMaxDCAToVertexXY(0),
fCutMaxDCAToVertexZ(0),
fCutMinDCAToVertexXY(0),
fCutMinDCAToVertexZ(0),
+ fCutMaxDCAToVertexXYPtDep(""),
+ fCutMaxDCAToVertexZPtDep(""),
+ fCutMinDCAToVertexXYPtDep(""),
+ fCutMinDCAToVertexZPtDep(""),
+ f1CutMaxDCAToVertexXYPtDep(0x0),
+ f1CutMaxDCAToVertexZPtDep(0x0),
+ f1CutMinDCAToVertexXYPtDep(0x0),
+ f1CutMinDCAToVertexZPtDep(0x0),
fCutDCAToVertex2D(0),
fPMin(0),
fPMax(0),
SetMinNClustersITS();
SetMaxChi2PerClusterTPC();
SetMaxChi2PerClusterITS();
- SetMaxCovDiagonalElements();
+ SetMaxCovDiagonalElements();
+ SetMaxRel1PtUncertainty();
SetRequireTPCRefit();
+ SetRequireTPCStandAlone();
SetRequireITSRefit();
- SetAcceptKingDaughters();
+ SetRequireITSPid(kFALSE);
+ SetRequireITSStandAlone(kFALSE);
+ SetRequireITSPureStandAlone(kFALSE);
+ SetAcceptKinkDaughters();
SetMaxNsigmaToVertex();
SetMaxDCAToVertexXY();
SetMaxDCAToVertexZ();
fCutMaxC33(0),
fCutMaxC44(0),
fCutMaxC55(0),
+ fCutMaxRel1PtUncertainty(0),
fCutAcceptKinkDaughters(0),
+ fCutAcceptSharedTPCClusters(0),
+ fCutMaxFractionSharedTPCClusters(0),
fCutRequireTPCRefit(0),
+ fCutRequireTPCStandAlone(0),
fCutRequireITSRefit(0),
+ fCutRequireITSPid(0),
+ fCutRequireITSStandAlone(0),
+ fCutRequireITSpureSA(0),
fCutNsigmaToVertex(0),
fCutSigmaToVertexRequired(0),
fCutMaxDCAToVertexXY(0),
fCutMaxDCAToVertexZ(0),
fCutMinDCAToVertexXY(0),
fCutMinDCAToVertexZ(0),
+ fCutMaxDCAToVertexXYPtDep(""),
+ fCutMaxDCAToVertexZPtDep(""),
+ fCutMinDCAToVertexXYPtDep(""),
+ fCutMinDCAToVertexZPtDep(""),
+ f1CutMaxDCAToVertexXYPtDep(0x0),
+ f1CutMaxDCAToVertexZPtDep(0x0),
+ f1CutMinDCAToVertexXYPtDep(0x0),
+ f1CutMinDCAToVertexZPtDep(0x0),
fCutDCAToVertex2D(0),
fPMin(0),
fPMax(0),
if (fhC44[i])
delete fhC44[i];
if (fhC55[i])
- delete fhC55[i];
+ delete fhC55[i];
+
+ if (fhRel1PtUncertainty[i])
+ delete fhRel1PtUncertainty[i];
if (fhDXY[i])
delete fhDXY[i];
delete fhEta[i];
}
+ if(f1CutMaxDCAToVertexXYPtDep)delete f1CutMaxDCAToVertexXYPtDep;
+ f1CutMaxDCAToVertexXYPtDep = 0;
+ if( f1CutMaxDCAToVertexZPtDep) delete f1CutMaxDCAToVertexZPtDep;
+ f1CutMaxDCAToVertexZPtDep = 0;
+ if( f1CutMinDCAToVertexXYPtDep)delete f1CutMinDCAToVertexXYPtDep;
+ f1CutMinDCAToVertexXYPtDep = 0;
+ if(f1CutMinDCAToVertexZPtDep)delete f1CutMinDCAToVertexZPtDep;
+ f1CutMinDCAToVertexZPtDep = 0;
+
+
if (ffDTheoretical)
delete ffDTheoretical;
fCutMaxC33 = 0;
fCutMaxC44 = 0;
fCutMaxC55 = 0;
+
+ fCutMaxRel1PtUncertainty = 0;
fCutAcceptKinkDaughters = 0;
+ fCutAcceptSharedTPCClusters = 0;
+ fCutMaxFractionSharedTPCClusters = 0;
fCutRequireTPCRefit = 0;
+ fCutRequireTPCStandAlone = 0;
fCutRequireITSRefit = 0;
+ fCutRequireITSPid = 0;
+ fCutRequireITSStandAlone = 0;
+ fCutRequireITSpureSA = 0;
fCutNsigmaToVertex = 0;
fCutSigmaToVertexRequired = 0;
fCutDCAToVertex2D = 0;
fCutMinDCAToVertexXY = 0;
fCutMinDCAToVertexZ = 0;
+ fCutMaxDCAToVertexXYPtDep = "";
+ fCutMaxDCAToVertexZPtDep = "";
+ fCutMinDCAToVertexXYPtDep = "";
+ fCutMinDCAToVertexZPtDep = "";
+
+ if(f1CutMaxDCAToVertexXYPtDep)delete f1CutMaxDCAToVertexXYPtDep;
+ f1CutMaxDCAToVertexXYPtDep = 0;
+ if( f1CutMaxDCAToVertexXYPtDep) delete f1CutMaxDCAToVertexXYPtDep;
+ f1CutMaxDCAToVertexXYPtDep = 0;
+ if( f1CutMaxDCAToVertexZPtDep) delete f1CutMaxDCAToVertexZPtDep;
+ f1CutMaxDCAToVertexZPtDep = 0;
+ if( f1CutMinDCAToVertexXYPtDep)delete f1CutMinDCAToVertexXYPtDep;
+ f1CutMinDCAToVertexXYPtDep = 0;
+ if(f1CutMinDCAToVertexZPtDep)delete f1CutMinDCAToVertexZPtDep;
+ f1CutMinDCAToVertexZPtDep = 0;
fPMin = 0;
fhC44[i] = 0;
fhC55[i] = 0;
+ fhRel1PtUncertainty[i] = 0;
+
fhDXY[i] = 0;
fhDZ[i] = 0;
fhDXYDZ[i] = 0;
target.fCutMaxC44 = fCutMaxC44;
target.fCutMaxC55 = fCutMaxC55;
+ target.fCutMaxRel1PtUncertainty = fCutMaxRel1PtUncertainty;
+
target.fCutAcceptKinkDaughters = fCutAcceptKinkDaughters;
+ target.fCutAcceptSharedTPCClusters = fCutAcceptSharedTPCClusters;
+ target.fCutMaxFractionSharedTPCClusters = fCutMaxFractionSharedTPCClusters;
target.fCutRequireTPCRefit = fCutRequireTPCRefit;
+ target.fCutRequireTPCStandAlone = fCutRequireTPCStandAlone;
target.fCutRequireITSRefit = fCutRequireITSRefit;
+ target.fCutRequireITSPid = fCutRequireITSPid;
+ target.fCutRequireITSStandAlone = fCutRequireITSStandAlone;
+ target.fCutRequireITSpureSA = fCutRequireITSpureSA;
target.fCutNsigmaToVertex = fCutNsigmaToVertex;
target.fCutSigmaToVertexRequired = fCutSigmaToVertexRequired;
target.fCutMinDCAToVertexXY = fCutMinDCAToVertexXY;
target.fCutMinDCAToVertexZ = fCutMinDCAToVertexZ;
+ target.fCutMaxDCAToVertexXYPtDep = fCutMaxDCAToVertexXYPtDep;
+ target.SetMaxDCAToVertexXYPtDep(fCutMaxDCAToVertexXYPtDep.Data());
+
+ target.fCutMaxDCAToVertexZPtDep = fCutMaxDCAToVertexZPtDep;
+ target.SetMaxDCAToVertexZPtDep(fCutMaxDCAToVertexZPtDep.Data());
+
+ target.fCutMinDCAToVertexXYPtDep = fCutMinDCAToVertexXYPtDep;
+ target.SetMinDCAToVertexXYPtDep(fCutMinDCAToVertexXYPtDep.Data());
+
+ target.fCutMinDCAToVertexZPtDep = fCutMinDCAToVertexZPtDep;
+ target.SetMinDCAToVertexZPtDep(fCutMinDCAToVertexZPtDep.Data());
+
target.fPMin = fPMin;
target.fPMax = fPMax;
target.fPtMin = fPtMin;
if (fhC44[i]) target.fhC44[i] = (TH1F*) fhC44[i]->Clone();
if (fhC55[i]) target.fhC55[i] = (TH1F*) fhC55[i]->Clone();
+ if (fhRel1PtUncertainty[i]) target.fhRel1PtUncertainty[i] = (TH1F*) fhRel1PtUncertainty[i]->Clone();
+
if (fhDXY[i]) target.fhDXY[i] = (TH1F*) fhDXY[i]->Clone();
if (fhDZ[i]) target.fhDZ[i] = (TH1F*) fhDZ[i]->Clone();
if (fhDXYDZ[i]) target.fhDXYDZ[i] = (TH1F*) fhDXYDZ[i]->Clone();
fhC22[i] ->Add(entry->fhC22[i] );
fhC33[i] ->Add(entry->fhC33[i] );
fhC44[i] ->Add(entry->fhC44[i] );
- fhC55[i] ->Add(entry->fhC55[i] );
+ fhC55[i] ->Add(entry->fhC55[i] );
+
+ fhRel1PtUncertainty[i] ->Add(entry->fhRel1PtUncertainty[i]);
fhDXY[i] ->Add(entry->fhDXY[i] );
fhDZ[i] ->Add(entry->fhDZ[i] );
return count+1;
}
+//____________________________________________________________________
+AliESDtrackCuts* AliESDtrackCuts::GetStandardTPCOnlyTrackCuts()
+{
+ // creates an AliESDtrackCuts object and fills it with standard (pre data-taking) values for TPC-only cuts
+
+ Printf("AliESDtrackCuts::GetStandardTPCOnlyTrackCuts: Creating track cuts for TPC-only.");
+
+ AliESDtrackCuts* esdTrackCuts = new AliESDtrackCuts;
+
+ esdTrackCuts->SetMinNClustersTPC(50);
+ esdTrackCuts->SetMaxChi2PerClusterTPC(4);
+ esdTrackCuts->SetAcceptKinkDaughters(kFALSE);
+
+ esdTrackCuts->SetMaxDCAToVertexZ(3.2);
+ esdTrackCuts->SetMaxDCAToVertexXY(2.4);
+ esdTrackCuts->SetDCAToVertex2D(kTRUE);
+
+ return esdTrackCuts;
+}
+
+//____________________________________________________________________
+AliESDtrackCuts* AliESDtrackCuts::GetStandardITSTPCTrackCuts2009(Bool_t selPrimaries)
+{
+ // creates an AliESDtrackCuts object and fills it with standard values for ITS-TPC cuts for pp 2009 data
+
+ Printf("AliESDtrackCuts::GetStandardITSTPCTrackCuts: Creating track cuts for ITS+TPC.");
+
+ AliESDtrackCuts* esdTrackCuts = new AliESDtrackCuts;
+
+ // TPC
+ esdTrackCuts->SetRequireTPCStandAlone(kTRUE); // to get chi2 and ncls of kTPCin
+ esdTrackCuts->SetMinNClustersTPC(70);
+ esdTrackCuts->SetMaxChi2PerClusterTPC(4);
+ esdTrackCuts->SetAcceptKinkDaughters(kFALSE);
+ esdTrackCuts->SetRequireTPCRefit(kTRUE);
+ // ITS
+ esdTrackCuts->SetRequireITSRefit(kTRUE);
+ esdTrackCuts->SetClusterRequirementITS(AliESDtrackCuts::kSPD,
+ AliESDtrackCuts::kAny);
+ if(selPrimaries) {
+ // 7*(0.0050+0.0060/pt^0.9)
+ esdTrackCuts->SetMaxDCAToVertexXYPtDep("0.0350+0.0420/pt^0.9");
+ }
+ esdTrackCuts->SetMaxDCAToVertexZ(1.e6);
+ esdTrackCuts->SetDCAToVertex2D(kFALSE);
+ esdTrackCuts->SetRequireSigmaToVertex(kFALSE);
+ //esdTrackCuts->SetEtaRange(-0.8,+0.8);
+
+ return esdTrackCuts;
+}
+
+//____________________________________________________________________
+AliESDtrackCuts* AliESDtrackCuts::GetStandardITSTPCTrackCuts2010(Bool_t selPrimaries)
+{
+ // creates an AliESDtrackCuts object and fills it with standard values for ITS-TPC cuts for pp 2010 data
+
+ Printf("AliESDtrackCuts::GetStandardITSTPCTrackCuts: Creating track cuts for ITS+TPC.");
+
+ AliESDtrackCuts* esdTrackCuts = new AliESDtrackCuts;
+
+ // TPC
+ esdTrackCuts->SetMinNClustersTPC(70);
+ esdTrackCuts->SetMaxChi2PerClusterTPC(4);
+ esdTrackCuts->SetAcceptKinkDaughters(kFALSE);
+ esdTrackCuts->SetRequireTPCRefit(kTRUE);
+ // ITS
+ esdTrackCuts->SetRequireITSRefit(kTRUE);
+ esdTrackCuts->SetClusterRequirementITS(AliESDtrackCuts::kSPD,
+ AliESDtrackCuts::kAny);
+ if(selPrimaries) {
+ // 7*(0.0026+0.0050/pt^1.01)
+ esdTrackCuts->SetMaxDCAToVertexXYPtDep("0.0182+0.0350/pt^1.01");
+ }
+ esdTrackCuts->SetMaxDCAToVertexZ(2);
+ esdTrackCuts->SetDCAToVertex2D(kFALSE);
+ esdTrackCuts->SetRequireSigmaToVertex(kFALSE);
+
+ return esdTrackCuts;
+}
+
+//____________________________________________________________________
+AliESDtrackCuts* AliESDtrackCuts::GetStandardITSPureSATrackCuts2009(Bool_t selPrimaries, Bool_t useForPid)
+{
+ // creates an AliESDtrackCuts object and fills it with standard values for ITS pure SA tracks
+
+ AliESDtrackCuts* esdTrackCuts = new AliESDtrackCuts;
+ esdTrackCuts->SetRequireITSPureStandAlone(kTRUE);
+ esdTrackCuts->SetRequireITSRefit(kTRUE);
+ esdTrackCuts->SetMinNClustersITS(4);
+ esdTrackCuts->SetClusterRequirementITS(AliESDtrackCuts::kSPD,
+ AliESDtrackCuts::kAny);
+ esdTrackCuts->SetMaxChi2PerClusterITS(1.);
+
+ if(selPrimaries) {
+ // 7*(0.0085+0.0026/pt^1.55)
+ esdTrackCuts->SetMaxDCAToVertexXYPtDep("0.0595+0.0182/pt^1.55");
+ }
+ if(useForPid){
+ esdTrackCuts->SetRequireITSPid(kTRUE);
+ }
+ return esdTrackCuts;
+}
+
+//____________________________________________________________________
+AliESDtrackCuts* AliESDtrackCuts::GetStandardITSPureSATrackCuts2010(Bool_t selPrimaries, Bool_t useForPid)
+{
+ // creates an AliESDtrackCuts object and fills it with standard values for ITS pure SA tracks - pp 2010
+
+ AliESDtrackCuts* esdTrackCuts = new AliESDtrackCuts;
+ esdTrackCuts->SetRequireITSPureStandAlone(kTRUE);
+ esdTrackCuts->SetRequireITSRefit(kTRUE);
+ esdTrackCuts->SetMinNClustersITS(4);
+ esdTrackCuts->SetClusterRequirementITS(AliESDtrackCuts::kSPD,
+ AliESDtrackCuts::kAny);
+ esdTrackCuts->SetMaxChi2PerClusterITS(2.5);
+
+ if(selPrimaries) {
+ // 7*(0.0033+0.0045/pt^1.3)
+ esdTrackCuts->SetMaxDCAToVertexXYPtDep("0.0231+0.0315/pt^1.3");
+ }
+ if(useForPid){
+ esdTrackCuts->SetRequireITSPid(kTRUE);
+ }
+ return esdTrackCuts;
+}
+
+//____________________________________________________________________
+AliESDtrackCuts* AliESDtrackCuts::GetStandardITSSATrackCuts2009(Bool_t selPrimaries, Bool_t useForPid)
+{
+ // creates an AliESDtrackCuts object and fills it with standard values for ITS pure SA tracks
+
+ AliESDtrackCuts* esdTrackCuts = new AliESDtrackCuts;
+ esdTrackCuts->SetRequireITSStandAlone(kTRUE);
+ esdTrackCuts->SetRequireITSPureStandAlone(kFALSE);
+ esdTrackCuts->SetRequireITSRefit(kTRUE);
+ esdTrackCuts->SetMinNClustersITS(4);
+ esdTrackCuts->SetClusterRequirementITS(AliESDtrackCuts::kSPD,
+ AliESDtrackCuts::kAny);
+ esdTrackCuts->SetMaxChi2PerClusterITS(1.);
+
+ if(selPrimaries) {
+ // 7*(0.0085+0.0026/pt^1.55)
+ esdTrackCuts->SetMaxDCAToVertexXYPtDep("0.0595+0.0182/pt^1.55");
+ }
+ if(useForPid){
+ esdTrackCuts->SetRequireITSPid(kTRUE);
+ }
+ return esdTrackCuts;
+}
+
+//____________________________________________________________________
+AliESDtrackCuts* AliESDtrackCuts::GetStandardITSSATrackCuts2010(Bool_t selPrimaries, Bool_t useForPid)
+{
+ // creates an AliESDtrackCuts object and fills it with standard values for ITS pure SA tracks --pp 2010
+
+ AliESDtrackCuts* esdTrackCuts = new AliESDtrackCuts;
+ esdTrackCuts->SetRequireITSStandAlone(kTRUE);
+ esdTrackCuts->SetRequireITSPureStandAlone(kFALSE);
+ esdTrackCuts->SetRequireITSRefit(kTRUE);
+ esdTrackCuts->SetMinNClustersITS(4);
+ esdTrackCuts->SetClusterRequirementITS(AliESDtrackCuts::kSPD,
+ AliESDtrackCuts::kAny);
+ esdTrackCuts->SetMaxChi2PerClusterITS(2.5);
+
+ if(selPrimaries) {
+ // 7*(0.0033+0.0045/pt^1.3)
+ esdTrackCuts->SetMaxDCAToVertexXYPtDep("0.0231+0.0315/pt^1.3");
+ }
+ if(useForPid){
+ esdTrackCuts->SetRequireITSPid(kTRUE);
+ }
+ return esdTrackCuts;
+}
+
+//____________________________________________________________________
+Int_t AliESDtrackCuts::GetReferenceMultiplicity(AliESDEvent* esd, Bool_t tpcOnly)
+{
+ // Gets reference multiplicity following the standard cuts and a defined fiducial volume
+ // tpcOnly = kTRUE -> consider TPC-only tracks
+ // = kFALSE -> consider global tracks
+
+ if (!tpcOnly)
+ {
+ Printf("AliESDtrackCuts::GetReferenceMultiplicity: Not implemented for global tracks!");
+ return -1;
+ }
+
+ static AliESDtrackCuts* esdTrackCuts = 0;
+ if (!esdTrackCuts)
+ {
+ esdTrackCuts = GetStandardTPCOnlyTrackCuts();
+ esdTrackCuts->SetEtaRange(-0.8, 0.8);
+ esdTrackCuts->SetPtRange(0.15);
+ }
+
+ Int_t nTracks = esdTrackCuts->CountAcceptedTracks(esd);
+
+ return nTracks;
+}
//____________________________________________________________________
Float_t AliESDtrackCuts::GetSigmaToVertex(AliESDtrack* esdTrack)
// -> Erf(d/Sqrt(2)) for a 1-dim gauss (d = n_sigma)
// -> 1 - Exp(-d**2) for a 2-dim gauss (d*d = dx*dx + dy*dy != n_sigma)
//
- // It means that for a 2-dim gauss: n_sigma(d) = Sqrt(2)*ErfInv(1 - Exp((-x**2)/2)
+ // It means that for a 2-dim gauss: n_sigma(d) = Sqrt(2)*ErfInv(1 - Exp((-d**2)/2)
// Can this be expressed in a different way?
if (bRes[0] == 0 || bRes[1] ==0)
}
//____________________________________________________________________
-Bool_t
-AliESDtrackCuts::AcceptTrack(AliESDtrack* esdTrack) {
+Bool_t AliESDtrackCuts::AcceptTrack(AliESDtrack* esdTrack)
+{
//
// figure out if the tracks survives all the track cuts defined
//
// getting quality parameters from the ESD track
Int_t nClustersITS = esdTrack->GetITSclusters(0);
- Int_t nClustersTPC = esdTrack->GetTPCclusters(0);
+ Int_t nClustersTPC = -1;
+ if(fCutRequireTPCStandAlone) {
+ nClustersTPC = esdTrack->GetTPCNclsIter1();
+ }
+ else {
+ nClustersTPC = esdTrack->GetTPCclusters(0);
+ }
+
+ Int_t nClustersTPCShared = esdTrack->GetTPCnclsS();
+ Float_t fracClustersTPCShared = -1.;
Float_t chi2PerClusterITS = -1;
Float_t chi2PerClusterTPC = -1;
if (nClustersITS!=0)
chi2PerClusterITS = esdTrack->GetITSchi2()/Float_t(nClustersITS);
- if (nClustersTPC!=0)
- chi2PerClusterTPC = esdTrack->GetTPCchi2()/Float_t(nClustersTPC);
+ if (nClustersTPC!=0) {
+ if(fCutRequireTPCStandAlone) {
+ chi2PerClusterTPC = esdTrack->GetTPCchi2Iter1()/Float_t(nClustersTPC);
+ } else {
+ chi2PerClusterTPC = esdTrack->GetTPCchi2()/Float_t(nClustersTPC);
+ }
+ fracClustersTPCShared = Float_t(nClustersTPCShared)/Float_t(nClustersTPC);
+ }
+
Double_t extCov[15];
esdTrack->GetExternalCovariance(extCov);
bCov[0]=0; bCov[2]=0;
}
+
+ // set pt-dependent DCA cuts, if requested
+ SetPtDepDCACuts(esdTrack->Pt());
+
+
Float_t dcaToVertexXY = b[0];
Float_t dcaToVertexZ = b[1];
Float_t pt = TMath::Sqrt(TMath::Power(p[0],2) + TMath::Power(p[1],2));
Float_t energy = TMath::Sqrt(TMath::Power(esdTrack->GetMass(),2) + TMath::Power(momentum,2));
-
//y-eta related calculations
Float_t eta = -100.;
Float_t y = -100.;
eta = 0.5*TMath::Log((momentum + p[2])/(momentum - p[2]));
if((energy != TMath::Abs(p[2]))&&(momentum != 0))
y = 0.5*TMath::Log((energy + p[2])/(energy - p[2]));
-
+
+ if (extCov[14] < 0)
+ {
+ Printf("AliESDtrackCuts::AcceptTrack: WARNING: GetSigma1Pt2() returns negative value for external covariance matrix element fC[14]: %f. Corrupted track information, track will not be accepted!", extCov[14]);
+ return kFALSE;
+ }
+ Float_t relUncertainty1Pt = TMath::Sqrt(extCov[14])*pt;
//########################################################################
// cut the track?
// track quality cuts
if (fCutRequireTPCRefit && (status&AliESDtrack::kTPCrefit)==0)
cuts[0]=kTRUE;
- if (fCutRequireITSRefit && (status&AliESDtrack::kITSrefit)==0)
+ if (fCutRequireTPCStandAlone && (status&AliESDtrack::kTPCin)==0)
cuts[1]=kTRUE;
- if (nClustersTPC<fCutMinNClusterTPC)
+ if (fCutRequireITSRefit && (status&AliESDtrack::kITSrefit)==0)
cuts[2]=kTRUE;
- if (nClustersITS<fCutMinNClusterITS)
+ if (nClustersTPC<fCutMinNClusterTPC)
cuts[3]=kTRUE;
+ if (nClustersITS<fCutMinNClusterITS)
+ cuts[4]=kTRUE;
if (chi2PerClusterTPC>fCutMaxChi2PerClusterTPC)
- cuts[4]=kTRUE;
+ cuts[5]=kTRUE;
if (chi2PerClusterITS>fCutMaxChi2PerClusterITS)
- cuts[5]=kTRUE;
+ cuts[6]=kTRUE;
if (extCov[0] > fCutMaxC11)
- cuts[6]=kTRUE;
- if (extCov[2] > fCutMaxC22)
cuts[7]=kTRUE;
- if (extCov[5] > fCutMaxC33)
+ if (extCov[2] > fCutMaxC22)
cuts[8]=kTRUE;
- if (extCov[9] > fCutMaxC44)
+ if (extCov[5] > fCutMaxC33)
cuts[9]=kTRUE;
- if (extCov[14] > fCutMaxC55)
+ if (extCov[9] > fCutMaxC44)
cuts[10]=kTRUE;
+ if (extCov[14] > fCutMaxC55)
+ cuts[11]=kTRUE;
if (nSigmaToVertex > fCutNsigmaToVertex && fCutSigmaToVertexRequired)
- cuts[11] = kTRUE;
+ cuts[12] = kTRUE;
// if n sigma could not be calculated
if (nSigmaToVertex<0 && fCutSigmaToVertexRequired)
- cuts[12]=kTRUE;
- if (!fCutAcceptKinkDaughters && esdTrack->GetKinkIndex(0)>0)
cuts[13]=kTRUE;
+ if (!fCutAcceptKinkDaughters && esdTrack->GetKinkIndex(0)>0)
+ cuts[14]=kTRUE;
// track kinematics cut
if((momentum < fPMin) || (momentum > fPMax))
- cuts[14]=kTRUE;
+ cuts[15]=kTRUE;
if((pt < fPtMin) || (pt > fPtMax))
- cuts[15] = kTRUE;
- if((p[0] < fPxMin) || (p[0] > fPxMax))
cuts[16] = kTRUE;
- if((p[1] < fPyMin) || (p[1] > fPyMax))
+ if((p[0] < fPxMin) || (p[0] > fPxMax))
cuts[17] = kTRUE;
- if((p[2] < fPzMin) || (p[2] > fPzMax))
+ if((p[1] < fPyMin) || (p[1] > fPyMax))
cuts[18] = kTRUE;
- if((eta < fEtaMin) || (eta > fEtaMax))
+ if((p[2] < fPzMin) || (p[2] > fPzMax))
cuts[19] = kTRUE;
- if((y < fRapMin) || (y > fRapMax))
+ if((eta < fEtaMin) || (eta > fEtaMax))
cuts[20] = kTRUE;
- if (fCutDCAToVertex2D && dcaToVertex > 1)
+ if((y < fRapMin) || (y > fRapMax))
cuts[21] = kTRUE;
- if (!fCutDCAToVertex2D && TMath::Abs(dcaToVertexXY) > fCutMaxDCAToVertexXY)
+ if (fCutDCAToVertex2D && dcaToVertex > 1)
cuts[22] = kTRUE;
- if (!fCutDCAToVertex2D && TMath::Abs(dcaToVertexZ) > fCutMaxDCAToVertexZ)
+ if (!fCutDCAToVertex2D && TMath::Abs(dcaToVertexXY) > fCutMaxDCAToVertexXY)
cuts[23] = kTRUE;
- if (fCutDCAToVertex2D && fCutMinDCAToVertexXY > 0 && fCutMinDCAToVertexZ > 0 && dcaToVertexXY*dcaToVertexXY/fCutMinDCAToVertexXY/fCutMinDCAToVertexXY + dcaToVertexZ*dcaToVertexZ/fCutMinDCAToVertexZ/fCutMinDCAToVertexZ < 1)
+ if (!fCutDCAToVertex2D && TMath::Abs(dcaToVertexZ) > fCutMaxDCAToVertexZ)
cuts[24] = kTRUE;
- if (!fCutDCAToVertex2D && TMath::Abs(dcaToVertexXY) < fCutMinDCAToVertexXY)
+ if (fCutDCAToVertex2D && fCutMinDCAToVertexXY > 0 && fCutMinDCAToVertexZ > 0 && dcaToVertexXY*dcaToVertexXY/fCutMinDCAToVertexXY/fCutMinDCAToVertexXY + dcaToVertexZ*dcaToVertexZ/fCutMinDCAToVertexZ/fCutMinDCAToVertexZ < 1)
cuts[25] = kTRUE;
- if (!fCutDCAToVertex2D && TMath::Abs(dcaToVertexZ) < fCutMinDCAToVertexZ)
+ if (!fCutDCAToVertex2D && TMath::Abs(dcaToVertexXY) < fCutMinDCAToVertexXY)
cuts[26] = kTRUE;
+ if (!fCutDCAToVertex2D && TMath::Abs(dcaToVertexZ) < fCutMinDCAToVertexZ)
+ cuts[27] = kTRUE;
for (Int_t i = 0; i < 3; i++)
- cuts[27+i] = !CheckITSClusterRequirement(fCutClusterRequirementITS[i], esdTrack->HasPointOnITSLayer(i*2), esdTrack->HasPointOnITSLayer(i*2+1));
+ cuts[28+i] = !CheckITSClusterRequirement(fCutClusterRequirementITS[i], esdTrack->HasPointOnITSLayer(i*2), esdTrack->HasPointOnITSLayer(i*2+1));
+
+ if(fCutRequireITSStandAlone || fCutRequireITSpureSA){
+ if ((status & AliESDtrack::kITSin) == 0 || (status & AliESDtrack::kTPCin)){
+ // TPC tracks
+ cuts[31] = kTRUE;
+ }else{
+ // ITS standalone tracks
+ if(fCutRequireITSStandAlone && !fCutRequireITSpureSA){
+ if(status & AliESDtrack::kITSpureSA) cuts[31] = kTRUE;
+ }else if(fCutRequireITSpureSA){
+ if(!(status & AliESDtrack::kITSpureSA)) cuts[31] = kTRUE;
+ }
+ }
+ }
+
+ if (relUncertainty1Pt > fCutMaxRel1PtUncertainty)
+ cuts[32] = kTRUE;
+
+ if (!fCutAcceptSharedTPCClusters && nClustersTPCShared!=0)
+ cuts[33] = kTRUE;
+
+ if (fracClustersTPCShared > fCutMaxFractionSharedTPCClusters)
+ cuts[34] = kTRUE;
+
+ if(fCutRequireITSPid){
+ UChar_t clumap=esdTrack->GetITSClusterMap();
+ Int_t nPointsForPid=0;
+ for(Int_t i=2; i<6; i++){
+ if(clumap&(1<<i)) ++nPointsForPid;
+ }
+ if(nPointsForPid<3) cuts[35] = kTRUE;
+ }
Bool_t cut=kFALSE;
for (Int_t i=0; i<kNCuts; i++)
if (cuts[i]) {cut = kTRUE;}
-
//########################################################################
// filling histograms
if (fHistogramsOn) {
fhC44[id]->Fill(extCov[9]);
fhC55[id]->Fill(extCov[14]);
+ fhRel1PtUncertainty[id]->Fill(relUncertainty1Pt);
+
fhPt[id]->Fill(pt);
fhEta[id]->Fill(eta);
//____________________________________________________________________
AliESDtrack* AliESDtrackCuts::GetTPCOnlyTrack(AliESDEvent* esd, Int_t iTrack)
{
- // creates a TPC only track from the given esd track
- // the track has to be deleted by the user
+
+ // Utility function to
+ // create a TPC only track from the given esd track
+ //
+ // IMPORTANT: The track has to be deleted by the user
//
// NB. most of the functionality to get a TPC only track from an ESD track is in AliESDtrack, where it should be
// there are only missing propagations here that are needed for old data
AliESDtrack *tpcTrack = new AliESDtrack();
- // This should have been done during the reconstruction
- // fixed by Juri in r26675
- // but recalculate for older data CKB
- Float_t p[2],cov[3];
- track->GetImpactParametersTPC(p,cov);
- if(p[0]==0&&p[1]==0)
- track->RelateToVertexTPC(esd->GetPrimaryVertexTPC(),esd->GetMagneticField(),kVeryBig);
- // BKC
-
// only true if we have a tpc track
if (!track->FillTPCOnlyTrack(*tpcTrack))
{
fhC44[i] = new TH1F("covMatrixDiagonal44","",1000,0,0.1);
fhC55[i] = new TH1F("covMatrixDiagonal55","",1000,0,5);
+ fhRel1PtUncertainty[i] = new TH1F("rel1PtUncertainty","",1000,0,5);
+
fhDXY[i] = new TH1F("dXY" ,"",500,-10,10);
fhDZ[i] = new TH1F("dZ" ,"",500,-10,10);
fhDXYDZ[i] = new TH1F("dXYDZ" ,"",500,0,10);
fhC44[i]->SetTitle("cov 44 : #sigma_{tan(#theta_{dip})}^{2}");
fhC55[i]->SetTitle("cov 55 : #sigma_{1/p_{T}}^{2} [(c/GeV)^2]");
+ fhRel1PtUncertainty[i]->SetTitle("rel. uncertainty of 1/p_{T}");
+
fhDXY[i]->SetXTitle("transverse impact parameter (cm)");
fhDZ[i]->SetXTitle("longitudinal impact parameter (cm)");
fhDXYDZ[i]->SetTitle("absolute impact parameter;sqrt(dXY**2 + dZ**2) (cm)");
fhC44[i]->SetLineColor(color); fhC44[i]->SetLineWidth(2);
fhC55[i]->SetLineColor(color); fhC55[i]->SetLineWidth(2);
+ fhRel1PtUncertainty[i]->SetLineColor(color); fhRel1PtUncertainty[i]->SetLineWidth(2);
+
fhDXY[i]->SetLineColor(color); fhDXY[i]->SetLineWidth(2);
fhDZ[i]->SetLineColor(color); fhDZ[i]->SetLineWidth(2);
fhDXYDZ[i]->SetLineColor(color); fhDXYDZ[i]->SetLineWidth(2);
fhC44[i] = dynamic_cast<TH1F*> (gDirectory->Get("covMatrixDiagonal44"));
fhC55[i] = dynamic_cast<TH1F*> (gDirectory->Get("covMatrixDiagonal55"));
+ fhRel1PtUncertainty[i] = dynamic_cast<TH1F*> (gDirectory->Get("rel1PtUncertainty"));
+
fhDXY[i] = dynamic_cast<TH1F*> (gDirectory->Get("dXY" ));
fhDZ[i] = dynamic_cast<TH1F*> (gDirectory->Get("dZ" ));
fhDXYDZ[i] = dynamic_cast<TH1F*> (gDirectory->Get("dXYDZ"));
fhC44[i] ->Write();
fhC55[i] ->Write();
+ fhRel1PtUncertainty[i] ->Write();
+
fhDXY[i] ->Write();
fhDZ[i] ->Write();
fhDXYDZ[i] ->Write();
gPad->SetLogy();
fhC55[0]->Draw();
+ canvas2->cd(6);
+ fhRel1PtUncertainty[0]->SetStats(kFALSE);
+ gPad->SetLogy();
+ fhRel1PtUncertainty[0]->Draw();
+
canvas2->SaveAs(Form("%s_%s.gif", GetName(), canvas2->GetName()));
TCanvas* canvas3 = new TCanvas(Form("%s_3", GetName()), "Track Quality Results3", 1200, 800);
fhChi2PerClusterTPC[1]->SetLineColor(2);
fhChi2PerClusterTPC[1]->DrawCopy("SAME");*/
}
+//--------------------------------------------------------------------------
+void AliESDtrackCuts::SetPtDepDCACuts(Double_t pt) {
+ //
+ // set the pt-dependent DCA cuts
+ //
-Float_t AliESDtrackCuts::GetMinNsigmaToVertex() const
-{
- // deprecated, please use GetMaxNsigmaToVertex
+ if(f1CutMaxDCAToVertexXYPtDep) {
+ fCutMaxDCAToVertexXY=f1CutMaxDCAToVertexXYPtDep->Eval(pt);
+ }
+
+ if(f1CutMaxDCAToVertexZPtDep) {
+ fCutMaxDCAToVertexZ=f1CutMaxDCAToVertexZPtDep->Eval(pt);
+ }
- Printf("WARNING: AliESDtrackCuts::GetMinNsigmaToVertex is DEPRECATED and will be removed in the next release. Please use GetMaxNsigmaToVertex instead. Renaming was done to improve code readability.");
+ if(f1CutMinDCAToVertexXYPtDep) {
+ fCutMinDCAToVertexXY=f1CutMinDCAToVertexXYPtDep->Eval(pt);
+ }
- return GetMaxNsigmaToVertex();
+ if(f1CutMinDCAToVertexZPtDep) {
+ fCutMinDCAToVertexZ=f1CutMinDCAToVertexZPtDep->Eval(pt);
+ }
+
+
+ return;
}
-void AliESDtrackCuts::SetMinNsigmaToVertex(Float_t sigma)
-{
- // deprecated, will be removed in next release
- Printf("WARNING: AliESDtrackCuts::SetMinNsigmaToVertex is DEPRECATED and will be removed in the next release. Please use SetMaxNsigmaToVertex instead. Renaming was done to improve code readability.");
-
- SetMaxNsigmaToVertex(sigma);
+
+//--------------------------------------------------------------------------
+Bool_t AliESDtrackCuts::CheckPtDepDCA(TString dist,Bool_t print) const {
+ //
+ // Check the correctness of the string syntax
+ //
+ Bool_t retval=kTRUE;
+
+ if(!dist.Contains("pt")) {
+ if(print) printf("AliESDtrackCuts::CheckPtDepDCA(): string must contain \"pt\"\n");
+ retval= kFALSE;
+ }
+ return retval;
}
-void AliESDtrackCuts::SetDCAToVertex(Float_t dist)
-{
- // deprecated, will be removed in next release
+ void AliESDtrackCuts::SetMaxDCAToVertexXYPtDep(const char *dist){
- SetMaxDCAToVertex(dist);
+ if(f1CutMaxDCAToVertexXYPtDep){
+ delete f1CutMaxDCAToVertexXYPtDep;
+ // resetiing both
+ f1CutMaxDCAToVertexXYPtDep = 0;
+ fCutMaxDCAToVertexXYPtDep = "";
+ }
+ if(!CheckPtDepDCA(dist,kTRUE)){
+ return;
+ }
+ fCutMaxDCAToVertexXYPtDep = dist;
+ TString tmp(dist);
+ tmp.ReplaceAll("pt","x");
+ f1CutMaxDCAToVertexXYPtDep = new TFormula("f1CutMaxDCAToVertexXYPtDep",tmp.Data());
+
}
-
-void AliESDtrackCuts::SetMaxDCAToVertex(Float_t dist)
-{
- // deprecated, will be removed in next release
-
- Printf("WARNING: AliESDtrackCuts::SetMaxDCAToVertex is DEPRECATED and will be removed in the next release. Please use SetDCAToVertexXY(dist) and SetDCAToVertexZ(dist) and SetDCAToVertex2D(kTRUE)");
-
- SetDCAToVertexXY(dist);
- SetDCAToVertexZ(dist);
- SetDCAToVertex2D(kTRUE);
+
+ void AliESDtrackCuts::SetMaxDCAToVertexZPtDep(const char *dist){
+
+
+ if(f1CutMaxDCAToVertexZPtDep){
+ delete f1CutMaxDCAToVertexZPtDep;
+ // resetiing both
+ f1CutMaxDCAToVertexZPtDep = 0;
+ fCutMaxDCAToVertexZPtDep = "";
+ }
+ if(!CheckPtDepDCA(dist,kTRUE))return;
+
+ fCutMaxDCAToVertexZPtDep = dist;
+ TString tmp(dist);
+ tmp.ReplaceAll("pt","x");
+ f1CutMaxDCAToVertexZPtDep = new TFormula("f1CutMaxDCAToVertexZPtDep",tmp.Data());
+
+
}
-void AliESDtrackCuts::SetDCAToVertexXY(Float_t dist)
-{
- // deprecated, will be removed in next release
- Printf("WARNING: AliESDtrackCuts::SetDCAToVertexXY is DEPRECATED and will be removed in the next release. Please use SetMaxDCAToVertexXY instead. Renaming was done to improve code readability.");
-
- SetMaxDCAToVertexXY(dist);
+ void AliESDtrackCuts::SetMinDCAToVertexXYPtDep(const char *dist){
+
+
+ if(f1CutMinDCAToVertexXYPtDep){
+ delete f1CutMinDCAToVertexXYPtDep;
+ // resetiing both
+ f1CutMinDCAToVertexXYPtDep = 0;
+ fCutMinDCAToVertexXYPtDep = "";
+ }
+ if(!CheckPtDepDCA(dist,kTRUE))return;
+
+ fCutMinDCAToVertexXYPtDep = dist;
+ TString tmp(dist);
+ tmp.ReplaceAll("pt","x");
+ f1CutMinDCAToVertexXYPtDep = new TFormula("f1CutMinDCAToVertexXYPtDep",tmp.Data());
+
}
-
-void AliESDtrackCuts::SetDCAToVertexZ(Float_t dist)
-{
- // deprecated, will be removed in next release
- Printf("WARNING: AliESDtrackCuts::SetDCAToVertexZ is DEPRECATED and will be removed in the next release. Please use SetMaxDCAToVertexZ instead. Renaming was done to improve code readability.");
-
- SetMaxDCAToVertexZ(dist);
+
+ void AliESDtrackCuts::SetMinDCAToVertexZPtDep(const char *dist){
+
+
+
+ if(f1CutMinDCAToVertexZPtDep){
+ delete f1CutMinDCAToVertexZPtDep;
+ // resetiing both
+ f1CutMinDCAToVertexZPtDep = 0;
+ fCutMinDCAToVertexZPtDep = "";
+ }
+ if(!CheckPtDepDCA(dist,kTRUE))return;
+ fCutMinDCAToVertexZPtDep = dist;
+ TString tmp(dist);
+ tmp.ReplaceAll("pt","x");
+ f1CutMinDCAToVertexZPtDep = new TFormula("f1CutMinDCAToVertexZPtDep",tmp.Data());
}
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff