#include "AliESDtrackCuts.h"
#include <AliESDtrack.h>
+#include <AliESDVertex.h>
#include <AliESDEvent.h>
+#include <AliMultiplicity.h>
#include <AliLog.h>
#include <TTree.h>
#include <TCanvas.h>
#include <TDirectory.h>
+#include <TH2F.h>
+#include <TF1.h>
+#include <TBits.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",
- "#Chi^{2}/clusters TPC",
- "#Chi^{2}/clusters ITS",
+ "#Chi^{2}/cluster TPC",
+ "#Chi^{2}/cluster ITS",
"cov 11",
"cov 22",
"cov 33",
"p_{x}",
"p_{y}",
"p_{z}",
- "y",
"eta",
- "trk-to-vtx dca absolute"
+ "y",
+ "trk-to-vtx max dca 2D absolute",
+ "trk-to-vtx max dca xy absolute",
+ "trk-to-vtx max dca z absolute",
+ "trk-to-vtx min dca 2D absolute",
+ "trk-to-vtx min dca xy absolute",
+ "trk-to-vtx min dca z absolute",
+ "SPD cluster requirement",
+ "SDD cluster requirement",
+ "SSD cluster requirement",
+ "require ITS stand-alone",
+ "rel 1/pt uncertainty",
+ "TPC n shared clusters",
+ "TPC rel shared clusters",
+ "require ITS Pid",
+ "n crossed rows TPC",
+ "n crossed rows / n findable clusters",
+ "missing ITS points",
+ "#Chi^{2} TPC constrained vs. global",
+ "require TOF out",
+ "TOF Distance cut",
+ "min length in active volume TPC"
};
+AliESDtrackCuts* AliESDtrackCuts::fgMultEstTrackCuts[AliESDtrackCuts::kNMultEstTrackCuts] = { 0, 0, 0, 0 };
+Char_t AliESDtrackCuts::fgBeamTypeFlag = -1;
+
//____________________________________________________________________
AliESDtrackCuts::AliESDtrackCuts(const Char_t* name, const Char_t* title) : AliAnalysisCuts(name,title),
fCutMinNClusterTPC(0),
fCutMinNClusterITS(0),
+ fCutMinNCrossedRowsTPC(0),
+ fCutMinRatioCrossedRowsOverFindableClustersTPC(0),
+ f1CutMinNClustersTPCPtDep(0x0),
+ fCutMaxPtDepNClustersTPC(0),
+ fCutMinLengthActiveVolumeTPC(0),
fCutMaxChi2PerClusterTPC(0),
fCutMaxChi2PerClusterITS(0),
+ fCutMaxChi2TPCConstrainedVsGlobal(0),
+ fCutMaxChi2TPCConstrainedVsGlobalVertexType(kVertexTracks | kVertexSPD),
+ fCutMaxMissingITSPoints(0),
fCutMaxC11(0),
fCutMaxC22(0),
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),
- fCutDCAToVertex(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),
fPtMin(0),
fEtaMax(0),
fRapMin(0),
fRapMax(0),
+ fCutRequireTOFout(kFALSE),
+ fFlagCutTOFdistance(kFALSE),
+ fCutTOFdistance(3.),
fHistogramsOn(0),
ffDTheoretical(0),
fhCutStatistics(0),
// setting default cuts
SetMinNClustersTPC();
SetMinNClustersITS();
+ SetMinNCrossedRowsTPC();
+ SetMinRatioCrossedRowsOverFindableClustersTPC();
SetMaxChi2PerClusterTPC();
- SetMaxChi2PerClusterITS();
- SetMaxCovDiagonalElements();
+ SetMaxChi2PerClusterITS();
+ SetMaxChi2TPCConstrainedGlobal();
+ SetMaxChi2TPCConstrainedGlobalVertexType();
+ SetMaxNOfMissingITSPoints();
+ SetMaxCovDiagonalElements();
+ SetMaxRel1PtUncertainty();
SetRequireTPCRefit();
+ SetRequireTPCStandAlone();
SetRequireITSRefit();
- SetAcceptKingDaughters();
- SetMinNsigmaToVertex();
- SetRequireSigmaToVertex();
- SetDCAToVertex();
+ SetRequireITSPid(kFALSE);
+ SetRequireITSStandAlone(kFALSE);
+ SetRequireITSPureStandAlone(kFALSE);
+ SetAcceptKinkDaughters();
+ SetAcceptSharedTPCClusters();
+ SetMaxFractionSharedTPCClusters();
+ SetMaxNsigmaToVertex();
+ SetMaxDCAToVertexXY();
+ SetMaxDCAToVertexZ();
+ SetDCAToVertex2D();
+ SetMinDCAToVertexXY();
+ SetMinDCAToVertexZ();
SetPRange();
SetPtRange();
SetPxRange();
SetPzRange();
SetEtaRange();
SetRapRange();
+ SetClusterRequirementITS(kSPD);
+ SetClusterRequirementITS(kSDD);
+ SetClusterRequirementITS(kSSD);
SetHistogramsOn();
}
AliESDtrackCuts::AliESDtrackCuts(const AliESDtrackCuts &c) : AliAnalysisCuts(c),
fCutMinNClusterTPC(0),
fCutMinNClusterITS(0),
+ fCutMinNCrossedRowsTPC(0),
+ fCutMinRatioCrossedRowsOverFindableClustersTPC(0),
+ f1CutMinNClustersTPCPtDep(0x0),
+ fCutMaxPtDepNClustersTPC(0),
+ fCutMinLengthActiveVolumeTPC(0),
fCutMaxChi2PerClusterTPC(0),
fCutMaxChi2PerClusterITS(0),
+ fCutMaxChi2TPCConstrainedVsGlobal(0),
+ fCutMaxChi2TPCConstrainedVsGlobalVertexType(kVertexTracks | kVertexSPD),
+ fCutMaxMissingITSPoints(0),
fCutMaxC11(0),
fCutMaxC22(0),
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),
- fCutDCAToVertex(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),
fPtMin(0),
fEtaMax(0),
fRapMin(0),
fRapMax(0),
+ fCutRequireTOFout(kFALSE),
+ fFlagCutTOFdistance(kFALSE),
+ fCutTOFdistance(3.),
fHistogramsOn(0),
- ffDTheoretical(0),
- fhCutStatistics(0),
+ ffDTheoretical(0),
+ fhCutStatistics(0),
fhCutCorrelation(0)
{
//
delete fhNClustersITS[i];
if (fhNClustersTPC[i])
delete fhNClustersTPC[i];
+ if (fhNSharedClustersTPC[i])
+ delete fhNSharedClustersTPC[i];
+ if (fhNCrossedRowsTPC[i])
+ delete fhNCrossedRowsTPC[i];
+ if (fhRatioCrossedRowsOverFindableClustersTPC[i])
+ delete fhRatioCrossedRowsOverFindableClustersTPC[i];
if (fhChi2PerClusterITS[i])
delete fhChi2PerClusterITS[i];
if (fhChi2PerClusterTPC[i])
- delete fhChi2PerClusterTPC[i];
+ delete fhChi2PerClusterTPC[i];
+ if (fhChi2TPCConstrainedVsGlobal[i])
+ delete fhChi2TPCConstrainedVsGlobal[i];
+ if(fhNClustersForITSPID[i])
+ delete fhNClustersForITSPID[i];
+ if(fhNMissingITSPoints[i])
+ delete fhNMissingITSPoints[i];
if (fhC11[i])
delete fhC11[i];
if (fhC22[i])
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 fhPt[i];
if (fhEta[i])
delete fhEta[i];
+ if (fhTOFdistance[i])
+ delete fhTOFdistance[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;
if (fhCutStatistics)
delete fhCutStatistics;
if (fhCutCorrelation)
- delete fhCutCorrelation;
+ delete fhCutCorrelation;
+
+ if(f1CutMinNClustersTPCPtDep)
+ delete f1CutMinNClustersTPCPtDep;
+
}
void AliESDtrackCuts::Init()
fCutMaxChi2PerClusterTPC = 0;
fCutMaxChi2PerClusterITS = 0;
+ fCutMaxChi2TPCConstrainedVsGlobal = 0;
+ fCutMaxChi2TPCConstrainedVsGlobalVertexType = kVertexTracks | kVertexSPD;
+ fCutMaxMissingITSPoints = 0;
+
+ for (Int_t i = 0; i < 3; i++)
+ fCutClusterRequirementITS[i] = kOff;
fCutMaxC11 = 0;
fCutMaxC22 = 0;
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;
- fCutDCAToVertex = 0;
+ fCutMaxDCAToVertexXY = 0;
+ fCutMaxDCAToVertexZ = 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;
fPMax = 0;
fPtMin = 0;
{
fhNClustersITS[i] = 0;
fhNClustersTPC[i] = 0;
+ fhNSharedClustersTPC[i] = 0;
+ fhNCrossedRowsTPC[i] = 0;
+ fhRatioCrossedRowsOverFindableClustersTPC[i] = 0;
fhChi2PerClusterITS[i] = 0;
fhChi2PerClusterTPC[i] = 0;
+ fhChi2TPCConstrainedVsGlobal[i] = 0;
+ fhNClustersForITSPID[i] = 0;
+ fhNMissingITSPoints[i] = 0;
fhC11[i] = 0;
fhC22[i] = 0;
fhC44[i] = 0;
fhC55[i] = 0;
+ fhRel1PtUncertainty[i] = 0;
+
fhDXY[i] = 0;
fhDZ[i] = 0;
fhDXYDZ[i] = 0;
fhPt[i] = 0;
fhEta[i] = 0;
+ fhTOFdistance[i] = 0;
}
ffDTheoretical = 0;
target.fCutMinNClusterTPC = fCutMinNClusterTPC;
target.fCutMinNClusterITS = fCutMinNClusterITS;
-
+ target.fCutMinNCrossedRowsTPC = fCutMinNCrossedRowsTPC;
+ target.fCutMinRatioCrossedRowsOverFindableClustersTPC = fCutMinRatioCrossedRowsOverFindableClustersTPC;
+ if(f1CutMinNClustersTPCPtDep){
+ target.f1CutMinNClustersTPCPtDep = (TFormula*) f1CutMinNClustersTPCPtDep->Clone("f1CutMinNClustersTPCPtDep");
+ }
+ target.fCutMaxPtDepNClustersTPC = fCutMaxPtDepNClustersTPC;
+ target.fCutMinLengthActiveVolumeTPC = fCutMinLengthActiveVolumeTPC;
+
target.fCutMaxChi2PerClusterTPC = fCutMaxChi2PerClusterTPC;
target.fCutMaxChi2PerClusterITS = fCutMaxChi2PerClusterITS;
+ target.fCutMaxChi2TPCConstrainedVsGlobal = fCutMaxChi2TPCConstrainedVsGlobal;
+ target.fCutMaxChi2TPCConstrainedVsGlobalVertexType = fCutMaxChi2TPCConstrainedVsGlobalVertexType;
+ target.fCutMaxMissingITSPoints = fCutMaxMissingITSPoints;
+
+ for (Int_t i = 0; i < 3; i++)
+ target.fCutClusterRequirementITS[i] = fCutClusterRequirementITS[i];
target.fCutMaxC11 = fCutMaxC11;
target.fCutMaxC22 = fCutMaxC22;
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.fCutDCAToVertex = fCutDCAToVertex;
+ target.fCutMaxDCAToVertexXY = fCutMaxDCAToVertexXY;
+ target.fCutMaxDCAToVertexZ = fCutMaxDCAToVertexZ;
+ target.fCutDCAToVertex2D = fCutDCAToVertex2D;
+ target.fCutMinDCAToVertexXY = fCutMinDCAToVertexXY;
+ target.fCutMinDCAToVertexZ = fCutMinDCAToVertexZ;
+
+ target.fCutMaxDCAToVertexXYPtDep = fCutMaxDCAToVertexXYPtDep;
+ if(fCutMaxDCAToVertexXYPtDep.Length()>0)target.SetMaxDCAToVertexXYPtDep(fCutMaxDCAToVertexXYPtDep.Data());
+
+ target.fCutMaxDCAToVertexZPtDep = fCutMaxDCAToVertexZPtDep;
+ if(fCutMaxDCAToVertexZPtDep.Length()>0)target.SetMaxDCAToVertexZPtDep(fCutMaxDCAToVertexZPtDep.Data());
+
+ target.fCutMinDCAToVertexXYPtDep = fCutMinDCAToVertexXYPtDep;
+ if(fCutMinDCAToVertexXYPtDep.Length()>0)target.SetMinDCAToVertexXYPtDep(fCutMinDCAToVertexXYPtDep.Data());
+
+ target.fCutMinDCAToVertexZPtDep = fCutMinDCAToVertexZPtDep;
+ if(fCutMinDCAToVertexZPtDep.Length()>0)target.SetMinDCAToVertexZPtDep(fCutMinDCAToVertexZPtDep.Data());
target.fPMin = fPMin;
target.fPMax = fPMax;
target.fRapMin = fRapMin;
target.fRapMax = fRapMax;
+ target.fFlagCutTOFdistance = fFlagCutTOFdistance;
+ target.fCutTOFdistance = fCutTOFdistance;
+ target.fCutRequireTOFout = fCutRequireTOFout;
+
target.fHistogramsOn = fHistogramsOn;
for (Int_t i=0; i<2; ++i)
{
if (fhNClustersITS[i]) target.fhNClustersITS[i] = (TH1F*) fhNClustersITS[i]->Clone();
if (fhNClustersTPC[i]) target.fhNClustersTPC[i] = (TH1F*) fhNClustersTPC[i]->Clone();
+ if (fhNSharedClustersTPC[i]) target.fhNSharedClustersTPC[i] = (TH1F*) fhNSharedClustersTPC[i]->Clone();
+ if (fhNCrossedRowsTPC[i]) target.fhNCrossedRowsTPC[i] = (TH1F*) fhNCrossedRowsTPC[i]->Clone();
+ if (fhRatioCrossedRowsOverFindableClustersTPC[i]) target.fhRatioCrossedRowsOverFindableClustersTPC[i] = (TH1F*) fhRatioCrossedRowsOverFindableClustersTPC[i]->Clone();
if (fhChi2PerClusterITS[i]) target.fhChi2PerClusterITS[i] = (TH1F*) fhChi2PerClusterITS[i]->Clone();
if (fhChi2PerClusterTPC[i]) target.fhChi2PerClusterTPC[i] = (TH1F*) fhChi2PerClusterTPC[i]->Clone();
+ if (fhChi2TPCConstrainedVsGlobal[i]) target.fhChi2TPCConstrainedVsGlobal[i] = (TH1F*) fhChi2TPCConstrainedVsGlobal[i]->Clone();
+ if (fhNClustersForITSPID[i]) target.fhNClustersForITSPID[i] = (TH1F*) fhNClustersForITSPID[i]->Clone();
+ if (fhNMissingITSPoints[i]) target.fhNMissingITSPoints[i] = (TH1F*) fhNMissingITSPoints[i]->Clone();
if (fhC11[i]) target.fhC11[i] = (TH1F*) fhC11[i]->Clone();
if (fhC22[i]) target.fhC22[i] = (TH1F*) fhC22[i]->Clone();
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();
if (fhPt[i]) target.fhPt[i] = (TH1F*) fhPt[i]->Clone();
if (fhEta[i]) target.fhEta[i] = (TH1F*) fhEta[i]->Clone();
+ if (fhTOFdistance[i]) target.fhTOFdistance[i] = (TH2F*) fhTOFdistance[i]->Clone();
}
if (ffDTheoretical) target.ffDTheoretical = (TF1*) ffDTheoretical->Clone();
fhNClustersITS[i] ->Add(entry->fhNClustersITS[i] );
fhNClustersTPC[i] ->Add(entry->fhNClustersTPC[i] );
+ if (fhNSharedClustersTPC[i])
+ fhNSharedClustersTPC[i] ->Add(entry->fhNSharedClustersTPC[i] );
+ if (fhNCrossedRowsTPC[i])
+ fhNCrossedRowsTPC[i] ->Add(entry->fhNCrossedRowsTPC[i] );
+ if (fhRatioCrossedRowsOverFindableClustersTPC[i])
+ fhRatioCrossedRowsOverFindableClustersTPC[i] ->Add(entry->fhRatioCrossedRowsOverFindableClustersTPC[i] );
fhChi2PerClusterITS[i] ->Add(entry->fhChi2PerClusterITS[i]);
fhChi2PerClusterTPC[i] ->Add(entry->fhChi2PerClusterTPC[i]);
-
+ if (fhChi2TPCConstrainedVsGlobal[i])
+ fhChi2TPCConstrainedVsGlobal[i]->Add(entry->fhChi2TPCConstrainedVsGlobal[i]);
+ if (fhNClustersForITSPID[i])
+ fhNClustersForITSPID[i]->Add(entry->fhNClustersForITSPID[i]);
+ if (fhNMissingITSPoints[i])
+ fhNMissingITSPoints[i] ->Add(entry->fhNMissingITSPoints[i]);
+
fhC11[i] ->Add(entry->fhC11[i] );
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] );
fhPt[i] ->Add(entry->fhPt[i]);
fhEta[i] ->Add(entry->fhEta[i]);
+ fhTOFdistance[i] ->Add(entry->fhTOFdistance[i]);
}
fhCutStatistics ->Add(entry->fhCutStatistics);
return count+1;
}
+void AliESDtrackCuts::SetMinNClustersTPCPtDep(TFormula *f1, Float_t ptmax)
+{
+ //
+ // Sets the pT dependent NClustersTPC cut
+ //
+
+ if(f1){
+ delete f1CutMinNClustersTPCPtDep;
+ f1CutMinNClustersTPCPtDep = (TFormula*)f1->Clone("f1CutMinNClustersTPCPtDep");
+ }
+ fCutMaxPtDepNClustersTPC=ptmax;
+}
+
+//____________________________________________________________________
+AliESDtrackCuts* AliESDtrackCuts::GetStandardTPCOnlyTrackCuts()
+{
+ // creates an AliESDtrackCuts object and fills it with standard (pre data-taking) values for TPC-only cuts
+
+ AliInfoClass("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
+
+ AliInfoClass("Creating track cuts for ITS+TPC (2009 definition).");
+
+ 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->SetMaxChi2TPCConstrainedGlobal(36);
+ }
+ esdTrackCuts->SetMaxDCAToVertexZ(1.e6);
+ esdTrackCuts->SetDCAToVertex2D(kFALSE);
+ esdTrackCuts->SetRequireSigmaToVertex(kFALSE);
+ //esdTrackCuts->SetEtaRange(-0.8,+0.8);
+
+ esdTrackCuts->SetMaxChi2PerClusterITS(36);
+
+ return esdTrackCuts;
+}
+
+//____________________________________________________________________
+AliESDtrackCuts* AliESDtrackCuts::GetStandardITSTPCTrackCuts2011(Bool_t selPrimaries, Int_t clusterCut)
+{
+ // creates an AliESDtrackCuts object and fills it with standard values for ITS-TPC cuts for pp 2011 data
+ // if clusterCut = 1, the cut on the number of clusters is replaced by
+ // a cut on the number of crossed rows and on the ration crossed
+ // rows/findable clusters
+
+ AliInfoClass("Creating track cuts for ITS+TPC (2011 definition).");
+
+ AliESDtrackCuts* esdTrackCuts = new AliESDtrackCuts;
+
+ // TPC
+ if(clusterCut == 0) esdTrackCuts->SetMinNClustersTPC(50);
+ else if (clusterCut == 1) {
+ esdTrackCuts->SetMinNCrossedRowsTPC(70);
+ esdTrackCuts->SetMinRatioCrossedRowsOverFindableClustersTPC(0.8);
+ }
+ else {
+ AliWarningClass(Form("Wrong value of the clusterCut parameter (%d), using cut on Nclusters",clusterCut));
+ esdTrackCuts->SetMinNClustersTPC(50);
+ }
+ esdTrackCuts->SetMaxChi2PerClusterTPC(4);
+ esdTrackCuts->SetAcceptKinkDaughters(kFALSE);
+ esdTrackCuts->SetRequireTPCRefit(kTRUE);
+ // ITS
+ esdTrackCuts->SetRequireITSRefit(kTRUE);
+ esdTrackCuts->SetClusterRequirementITS(AliESDtrackCuts::kSPD,
+ AliESDtrackCuts::kAny);
+ if(selPrimaries) {
+ // 7*(0.0015+0.0050/pt^1.1)
+ esdTrackCuts->SetMaxDCAToVertexXYPtDep("0.0105+0.0350/pt^1.1");
+ esdTrackCuts->SetMaxChi2TPCConstrainedGlobal(36);
+ }
+ esdTrackCuts->SetMaxDCAToVertexZ(2);
+ esdTrackCuts->SetDCAToVertex2D(kFALSE);
+ esdTrackCuts->SetRequireSigmaToVertex(kFALSE);
+
+ esdTrackCuts->SetMaxChi2PerClusterITS(36);
+
+ return esdTrackCuts;
+}
+
+//____________________________________________________________________
+AliESDtrackCuts* AliESDtrackCuts::GetStandardITSTPCTrackCuts2010(Bool_t selPrimaries,Int_t clusterCut)
+{
+ // creates an AliESDtrackCuts object and fills it with standard values for ITS-TPC cuts for pp 2010 data
+ // if clusterCut = 1, the cut on the number of clusters is replaced by
+ // a cut on the number of crossed rows and on the ration crossed
+ // rows/findable clusters
+
+ AliInfoClass("Creating track cuts for ITS+TPC (2010 definition).");
+
+ AliESDtrackCuts* esdTrackCuts = new AliESDtrackCuts;
+
+ // TPC
+ if(clusterCut == 0) esdTrackCuts->SetMinNClustersTPC(70);
+ else if (clusterCut == 1) {
+ esdTrackCuts->SetMinNCrossedRowsTPC(70);
+ esdTrackCuts->SetMinRatioCrossedRowsOverFindableClustersTPC(0.8);
+ }
+ else {
+ AliWarningClass(Form("Wrong value of the clusterCut parameter (%d), using cut on Nclusters",clusterCut));
+ 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->SetMaxChi2TPCConstrainedGlobal(36);
+ }
+ esdTrackCuts->SetMaxDCAToVertexZ(2);
+ esdTrackCuts->SetDCAToVertex2D(kFALSE);
+ esdTrackCuts->SetRequireSigmaToVertex(kFALSE);
+
+ esdTrackCuts->SetMaxChi2PerClusterITS(36);
+
+ 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;
+}
//____________________________________________________________________
-Float_t AliESDtrackCuts::GetSigmaToVertex(AliESDtrack* esdTrack)
+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;
+}
+
+//____________________________________________________________________
+AliESDtrackCuts* AliESDtrackCuts::GetStandardITSSATrackCutsPbPb2010(Bool_t selPrimaries, Bool_t useForPid)
+{
+ // creates an AliESDtrackCuts object and fills it with standard values for ITS pure SA tracks -- PbPb 2010
+
+ AliESDtrackCuts* esdTrackCuts = GetStandardITSSATrackCuts2010(selPrimaries, useForPid);
+ esdTrackCuts->SetMaxNOfMissingITSPoints(1);
+
+ return esdTrackCuts;
+}
+//____________________________________________________________________
+
+AliESDtrackCuts* AliESDtrackCuts::GetStandardV0DaughterCuts()
+{
+ // creates a AliESDtrackCuts object and fills it with standard cuts for V0 daughters
+ AliESDtrackCuts* esdTrackCuts = new AliESDtrackCuts;
+ esdTrackCuts->SetRequireTPCRefit(kTRUE);
+ esdTrackCuts->SetMinNClustersTPC(70);
+ esdTrackCuts->SetAcceptKinkDaughters(kFALSE);
+ return esdTrackCuts;
+}
+
+//____________________________________________________________________
+Int_t AliESDtrackCuts::GetReferenceMultiplicity(const 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
+ //
+ // DEPRECATED Use GetReferenceMultiplicity with the enum as second argument instead
+
+ if (!tpcOnly)
+ {
+ AliErrorClass("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(const AliESDtrack* const esdTrack)
{
// Calculates the number of sigma to the vertex.
esdTrack->GetImpactParameters(b,bCov);
if (bCov[0]<=0 || bCov[2]<=0) {
- AliDebug(1, "Estimated b resolution lower or equal zero!");
+ AliDebugClass(1, "Estimated b resolution lower or equal zero!");
bCov[0]=0; bCov[2]=0;
}
bRes[0] = TMath::Sqrt(bCov[0]);
// -> 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)
Float_t d = TMath::Sqrt(TMath::Power(b[0]/bRes[0],2) + TMath::Power(b[1]/bRes[1],2));
- // stupid rounding problem screws up everything:
+ // work around precision problem
// if d is too big, TMath::Exp(...) gets 0, and TMath::ErfInverse(1) that should be infinite, gets 0 :(
- if (TMath::Exp(-d * d / 2) < 1e-10)
+ // 1e-15 corresponds to nsigma ~ 7.7
+ if (TMath::Exp(-d * d / 2) < 1e-15)
return 1000;
- d = TMath::ErfInverse(1 - TMath::Exp(-d * d / 2)) * TMath::Sqrt(2);
- return d;
+ Float_t nSigma = TMath::ErfInverse(1 - TMath::Exp(-d * d / 2)) * TMath::Sqrt(2);
+ return nSigma;
}
void AliESDtrackCuts::EnableNeededBranches(TTree* tree)
}
//____________________________________________________________________
-Bool_t
-AliESDtrackCuts::AcceptTrack(AliESDtrack* esdTrack) {
+Bool_t AliESDtrackCuts::AcceptTrack(const AliESDtrack* esdTrack)
+{
//
// figure out if the tracks survives all the track cuts defined
//
// fTracks.fR //GetMass
// fTracks.fP //GetMass
// fTracks.fKinkIndexes
-
+ //
+ // esdEvent is only required for the MaxChi2TPCConstrainedVsGlobal
UInt_t status = esdTrack->GetStatus();
// 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);
+ }
+
+ //Pt dependent NClusters Cut
+ if(f1CutMinNClustersTPCPtDep) {
+ if(esdTrack->Pt()<fCutMaxPtDepNClustersTPC)
+ fCutMinNClusterTPC = f1CutMinNClustersTPCPtDep->Eval(esdTrack->Pt());
+ else
+ fCutMinNClusterTPC = f1CutMinNClustersTPCPtDep->Eval(fCutMaxPtDepNClustersTPC);
+ }
+
+ Float_t nCrossedRowsTPC = esdTrack->GetTPCCrossedRows();
+ Float_t ratioCrossedRowsOverFindableClustersTPC = 1.0;
+ if (esdTrack->GetTPCNclsF()>0) {
+ ratioCrossedRowsOverFindableClustersTPC = nCrossedRowsTPC / esdTrack->GetTPCNclsF();
+ }
+
+ 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);
- // getting the track to vertex parameters
- Float_t nSigmaToVertex = GetSigmaToVertex(esdTrack);
-
Float_t b[2];
Float_t bCov[3];
esdTrack->GetImpactParameters(b,bCov);
AliDebug(1, "Estimated b resolution lower or equal zero!");
bCov[0]=0; bCov[2]=0;
}
- Float_t dcaToVertex = TMath::Sqrt(b[0]*b[0] + b[1]*b[1]);
-
+
+
+ // set pt-dependent DCA cuts, if requested
+ SetPtDepDCACuts(esdTrack->Pt());
+
+
+ Float_t dcaToVertexXY = b[0];
+ Float_t dcaToVertexZ = b[1];
+
+ Float_t dcaToVertex = -1;
+
+ if (fCutDCAToVertex2D)
+ {
+ dcaToVertex = TMath::Sqrt(dcaToVertexXY*dcaToVertexXY/fCutMaxDCAToVertexXY/fCutMaxDCAToVertexXY + dcaToVertexZ*dcaToVertexZ/fCutMaxDCAToVertexZ/fCutMaxDCAToVertexZ);
+ }
+ else
+ dcaToVertex = TMath::Sqrt(dcaToVertexXY*dcaToVertexXY + dcaToVertexZ*dcaToVertexZ);
+
// getting the kinematic variables of the track
// (assuming the mass is known)
Double_t p[3];
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)
+ {
+ AliWarning(Form("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 (nSigmaToVertex > fCutNsigmaToVertex && fCutSigmaToVertexRequired)
- cuts[11] = kTRUE;
- // if n sigma could not be calculated
- if (nSigmaToVertex<0 && fCutSigmaToVertexRequired)
- cuts[12]=kTRUE;
+ if (extCov[14] > fCutMaxC55)
+ cuts[11]=kTRUE;
+
+ // cut 12 and 13 see below
+
if (!fCutAcceptKinkDaughters && esdTrack->GetKinkIndex(0)>0)
- cuts[13]=kTRUE;
+ 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 (dcaToVertex > fCutDCAToVertex)
+ if((y < fRapMin) || (y > fRapMax))
cuts[21] = kTRUE;
+ if (fCutDCAToVertex2D && dcaToVertex > 1)
+ cuts[22] = kTRUE;
+ if (!fCutDCAToVertex2D && TMath::Abs(dcaToVertexXY) > fCutMaxDCAToVertexXY)
+ cuts[23] = kTRUE;
+ if (!fCutDCAToVertex2D && TMath::Abs(dcaToVertexZ) > fCutMaxDCAToVertexZ)
+ cuts[24] = kTRUE;
+ if (fCutDCAToVertex2D && fCutMinDCAToVertexXY > 0 && fCutMinDCAToVertexZ > 0 && dcaToVertexXY*dcaToVertexXY/fCutMinDCAToVertexXY/fCutMinDCAToVertexXY + dcaToVertexZ*dcaToVertexZ/fCutMinDCAToVertexZ/fCutMinDCAToVertexZ < 1)
+ cuts[25] = kTRUE;
+ 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++) {
+ if(!(esdTrack->GetStatus()&AliESDtrack::kITSupg)) { // current ITS
+ cuts[28+i] = !CheckITSClusterRequirement(fCutClusterRequirementITS[i], esdTrack->HasPointOnITSLayer(i*2), esdTrack->HasPointOnITSLayer(i*2+1));
+ } else { // upgraded ITS (7 layers)
+ // at the moment, for L012 the layers 12 are considered together
+ if(i==0) { // L012
+ cuts[28+i] = !CheckITSClusterRequirement(fCutClusterRequirementITS[i], esdTrack->HasPointOnITSLayer(0), (esdTrack->HasPointOnITSLayer(1))&(esdTrack->HasPointOnITSLayer(2)));
+ } else { // L34 or L56
+ cuts[28+i] = !CheckITSClusterRequirement(fCutClusterRequirementITS[i], esdTrack->HasPointOnITSLayer(i*2+1), esdTrack->HasPointOnITSLayer(i*2+2));
+ }
+ }
+ }
+
+ 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;
+
+ Int_t nITSPointsForPid=0;
+ UChar_t clumap=esdTrack->GetITSClusterMap();
+ for(Int_t i=2; i<6; i++){
+ if(clumap&(1<<i)) ++nITSPointsForPid;
+ }
+ if(fCutRequireITSPid && nITSPointsForPid<3) cuts[35] = kTRUE;
+
+
+ if (nCrossedRowsTPC<fCutMinNCrossedRowsTPC)
+ cuts[36]=kTRUE;
+ if (ratioCrossedRowsOverFindableClustersTPC<fCutMinRatioCrossedRowsOverFindableClustersTPC)
+ cuts[37]=kTRUE;
+
+ Int_t nMissITSpts=0;
+ Int_t idet,statusLay;
+ Float_t xloc,zloc;
+ for(Int_t iLay=0; iLay<6; iLay++){
+ Bool_t retc=esdTrack->GetITSModuleIndexInfo(iLay,idet,statusLay,xloc,zloc);
+ if(retc && statusLay==5) ++nMissITSpts;
+ }
+ if(nMissITSpts>fCutMaxMissingITSPoints) cuts[38] = kTRUE;
+
+ //kTOFout
+ if (fCutRequireTOFout && (status&AliESDtrack::kTOFout)==0)
+ cuts[40]=kTRUE;
+
+ // TOF signal Dz cut
+ Float_t dxTOF = esdTrack->GetTOFsignalDx();
+ Float_t dzTOF = esdTrack->GetTOFsignalDz();
+ if (fFlagCutTOFdistance && (esdTrack->GetStatus() & AliESDtrack::kTOFout) == AliESDtrack::kTOFout){ // applying the TOF distance cut only if requested, and only on tracks that reached the TOF and where associated with a TOF hit
+ if (fgBeamTypeFlag < 0) { // the check on the beam type was not done yet
+ const AliESDEvent* event = esdTrack->GetESDEvent();
+ if (event){
+ TString beamTypeESD = event->GetBeamType();
+ AliDebug(2,Form("Beam type from ESD event = %s",beamTypeESD.Data()));
+ if (beamTypeESD.CompareTo("A-A",TString::kIgnoreCase) == 0){ // we are in PbPb collisions --> fgBeamTypeFlag will be set to 1, to apply the cut on TOF signal Dz
+ fgBeamTypeFlag = 1;
+ }
+ else { // we are NOT in PbPb collisions --> fgBeamTypeFlag will be set to 0, to NOT apply the cu6 on TOF signal Dz
+ fgBeamTypeFlag = 0;
+ }
+ }
+ else{
+ AliFatal("Beam type not available, but it is needed to apply the TOF cut!");
+ }
+ }
+
+ if (fgBeamTypeFlag == 1){ // we are in PbPb collisions --> apply the cut on TOF signal Dz
+ Float_t radiusTOF = TMath::Sqrt(dxTOF*dxTOF + dzTOF*dzTOF);
+ AliDebug(3,Form("TOF check (with fCutTOFdistance = %f) --> dx = %f, dz = %f, radius = %f", fCutTOFdistance, dxTOF, dzTOF, radiusTOF));
+ if (radiusTOF > fCutTOFdistance){
+ AliDebug(2, Form("************* the radius is outside the range! %f > %f, the track will be skipped", radiusTOF, fCutTOFdistance));
+ cuts[41] = kTRUE;
+ }
+ }
+ }
+
Bool_t cut=kFALSE;
for (Int_t i=0; i<kNCuts; i++)
- if (cuts[i]) cut = kTRUE;
+ if (cuts[i]) {cut = kTRUE;}
+
+ // for performance evaluate the CPU intensive cuts only when the others have passed, and when they are requested
+ Double_t chi2TPCConstrainedVsGlobal = -2;
+ Float_t nSigmaToVertex = -2;
+ if (!cut)
+ {
+ // getting the track to vertex parameters
+ if (fCutSigmaToVertexRequired)
+ {
+ nSigmaToVertex = GetSigmaToVertex(esdTrack);
+ if (nSigmaToVertex > fCutNsigmaToVertex && fCutSigmaToVertexRequired)
+ {
+ cuts[12] = kTRUE;
+ cut = kTRUE;
+ }
+ // if n sigma could not be calculated
+ if (nSigmaToVertex<0 && fCutSigmaToVertexRequired)
+ {
+ cuts[13] = kTRUE;
+ cut = kTRUE;
+ }
+ }
+
+ // max chi2 TPC constrained vs global track only if track passed the other cut
+ if (fCutMaxChi2TPCConstrainedVsGlobal < 1e9)
+ {
+ const AliESDEvent* esdEvent = esdTrack->GetESDEvent();
+
+ if (!esdEvent)
+ AliFatal("fCutMaxChi2TPCConstrainedVsGlobal set but ESD event not set in AliESDTrack. Use AliESDTrack::SetESDEvent before calling AliESDtrackCuts.");
+
+ // get vertex
+ const AliESDVertex* vertex = 0;
+ if (fCutMaxChi2TPCConstrainedVsGlobalVertexType & kVertexTracks)
+ vertex = esdEvent->GetPrimaryVertexTracks();
+
+ if ((!vertex || !vertex->GetStatus()) && fCutMaxChi2TPCConstrainedVsGlobalVertexType & kVertexSPD)
+ vertex = esdEvent->GetPrimaryVertexSPD();
+
+ if ((!vertex || !vertex->GetStatus()) && fCutMaxChi2TPCConstrainedVsGlobalVertexType & kVertexTPC)
+ vertex = esdEvent->GetPrimaryVertexTPC();
+
+ if (vertex->GetStatus())
+ chi2TPCConstrainedVsGlobal = esdTrack->GetChi2TPCConstrainedVsGlobal(vertex);
+
+ if (chi2TPCConstrainedVsGlobal < 0 || chi2TPCConstrainedVsGlobal > fCutMaxChi2TPCConstrainedVsGlobal)
+ {
+ cuts[39] = kTRUE;
+ cut = kTRUE;
+ }
+ }
+ // max length in active volume
+ Float_t lengthInActiveZoneTPC = -1;
+ if (fCutMinLengthActiveVolumeTPC > 1.) { // do the calculation only if needed to save cpu-time
+ if (esdTrack->GetESDEvent()) {
+ lengthInActiveZoneTPC = esdTrack->GetLengthInActiveZone(1, 1.8, 220, esdTrack->GetESDEvent()->GetMagneticField());
+ //
+ if (lengthInActiveZoneTPC < fCutMinLengthActiveVolumeTPC ) {
+ cuts[42] = kTRUE;
+ cut = kTRUE;
+ }
+ }
+ }
+
+ }
//########################################################################
// filling histograms
fhCutStatistics->Fill(fhCutStatistics->GetBinCenter(fhCutStatistics->GetXaxis()->FindBin("n cut tracks")));
for (Int_t i=0; i<kNCuts; i++) {
+ if (fhCutStatistics->GetXaxis()->FindBin(fgkCutNames[i]) < 1)
+ AliFatal(Form("Inconsistency! Cut %d with name %s not found", i, fgkCutNames[i]));
+
if (cuts[i])
fhCutStatistics->Fill(fhCutStatistics->GetBinCenter(fhCutStatistics->GetXaxis()->FindBin(fgkCutNames[i])));
}
}
}
-
+
// now we loop over the filling of the histograms twice: once "before" the cut, once "after"
// the code is not in a function due to too many local variables that would need to be passed
{
fhNClustersITS[id]->Fill(nClustersITS);
fhNClustersTPC[id]->Fill(nClustersTPC);
+ fhNSharedClustersTPC[id]->Fill(nClustersTPCShared);
+ fhNCrossedRowsTPC[id]->Fill(nCrossedRowsTPC);
+ fhRatioCrossedRowsOverFindableClustersTPC[id]->Fill(ratioCrossedRowsOverFindableClustersTPC);
fhChi2PerClusterITS[id]->Fill(chi2PerClusterITS);
fhChi2PerClusterTPC[id]->Fill(chi2PerClusterTPC);
+ fhChi2TPCConstrainedVsGlobal[id]->Fill(chi2TPCConstrainedVsGlobal);
+ fhNClustersForITSPID[id]->Fill(nITSPointsForPid);
+ fhNMissingITSPoints[id]->Fill(nMissITSpts);
fhC11[id]->Fill(extCov[0]);
fhC22[id]->Fill(extCov[2]);
fhC44[id]->Fill(extCov[9]);
fhC55[id]->Fill(extCov[14]);
+ fhRel1PtUncertainty[id]->Fill(relUncertainty1Pt);
+
fhPt[id]->Fill(pt);
fhEta[id]->Fill(eta);
+ fhTOFdistance[id]->Fill(dxTOF, dzTOF);
Float_t bRes[2];
bRes[0] = TMath::Sqrt(bCov[0]);
}
//____________________________________________________________________
-AliESDtrack* AliESDtrackCuts::GetTPCOnlyTrack(AliESDEvent* esd, Int_t iTrack)
+Bool_t AliESDtrackCuts::CheckITSClusterRequirement(ITSClusterRequirement req, Bool_t clusterL1, Bool_t clusterL2)
+{
+ // checks if the cluster requirement is fullfilled (in this case: return kTRUE)
+
+ switch (req)
+ {
+ case kOff: return kTRUE;
+ case kNone: return !clusterL1 && !clusterL2;
+ case kAny: return clusterL1 || clusterL2;
+ case kFirst: return clusterL1;
+ case kOnlyFirst: return clusterL1 && !clusterL2;
+ case kSecond: return clusterL2;
+ case kOnlySecond: return clusterL2 && !clusterL1;
+ case kBoth: return clusterL1 && clusterL2;
+ }
+
+ return kFALSE;
+}
+
+//____________________________________________________________________
+AliESDtrack* AliESDtrackCuts::GetTPCOnlyTrack(const 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
if (!esd->GetPrimaryVertexTPC())
return 0; // No TPC vertex no TPC tracks
+ if(!esd->GetPrimaryVertexTPC()->GetStatus())
+ return 0; // TPC Vertex is created by default in AliESDEvent, do not use in this case
+
AliESDtrack* track = esd->GetTrack(iTrack);
if (!track)
return 0;
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))
{
return 0;
}
- // propagate to Vertex
- // not needed for normal reconstructed ESDs...
- // Double_t pTPC[2],covTPC[3];
- // tpcTrack->PropagateToDCA(esd->GetPrimaryVertexTPC(), esd->GetMagneticField(), 10000, pTPC, covTPC);
-
return tpcTrack;
}
//____________________________________________________________________
-TObjArray* AliESDtrackCuts::GetAcceptedTracks(AliESDEvent* esd,Bool_t bTPC)
+TObjArray* AliESDtrackCuts::GetAcceptedTracks(const AliESDEvent* esd, Bool_t bTPC)
{
//
// returns an array of all tracks that pass the cuts
// or an array of TPC only tracks (propagated to the TPC vertex during reco)
// tracks that pass the cut
+ //
+ // NOTE: List has to be deleted by the user
TObjArray* acceptedTracks = new TObjArray();
for (Int_t iTrack = 0; iTrack < esd->GetNumberOfTracks(); iTrack++) {
if(bTPC){
if(!esd->GetPrimaryVertexTPC())return acceptedTracks; // No TPC vertex no TPC tracks
+ if(!esd->GetPrimaryVertexTPC()->GetStatus())return acceptedTracks; // No proper TPC vertex, only the default
AliESDtrack *tpcTrack = GetTPCOnlyTrack(esd, iTrack);
if (!tpcTrack)
}
//____________________________________________________________________
-Int_t AliESDtrackCuts::CountAcceptedTracks(AliESDEvent* esd)
+Int_t AliESDtrackCuts::CountAcceptedTracks(const AliESDEvent* const esd)
{
//
// returns an the number of tracks that pass the cuts
fhCutStatistics->GetXaxis()->SetBinLabel(i+4,fgkCutNames[i]);
fhCutCorrelation->GetXaxis()->SetBinLabel(i+1,fgkCutNames[i]);
fhCutCorrelation->GetYaxis()->SetBinLabel(i+1,fgkCutNames[i]);
- }
+ }
fhCutStatistics ->SetLineColor(color);
fhCutCorrelation ->SetLineColor(color);
for (Int_t i=0; i<2; i++) {
fhNClustersITS[i] = new TH1F("nClustersITS" ,"",8,-0.5,7.5);
fhNClustersTPC[i] = new TH1F("nClustersTPC" ,"",165,-0.5,164.5);
+ fhNSharedClustersTPC[i] = new TH1F("nSharedClustersTPC" ,"",165,-0.5,164.5);
+ fhNCrossedRowsTPC[i] = new TH1F("nCrossedRowsTPC" ,"",165,-0.5,164.5);
+ fhRatioCrossedRowsOverFindableClustersTPC[i] = new TH1F("ratioCrossedRowsOverFindableClustersTPC" ,"",60,0,1.5);
fhChi2PerClusterITS[i] = new TH1F("chi2PerClusterITS","",500,0,10);
fhChi2PerClusterTPC[i] = new TH1F("chi2PerClusterTPC","",500,0,10);
+ fhChi2TPCConstrainedVsGlobal[i] = new TH1F("chi2TPCConstrainedVsGlobal","",600,-2,50);
+ fhNClustersForITSPID[i] = new TH1F("nPointsForITSpid","",5,-0.5,4.5);
+ fhNMissingITSPoints[i] = new TH1F("nMissingITSClusters","",7,-0.5,6.5);
fhC11[i] = new TH1F("covMatrixDiagonal11","",2000,0,20);
fhC22[i] = new TH1F("covMatrixDiagonal22","",2000,0,20);
- fhC33[i] = new TH1F("covMatrixDiagonal33","",1000,0,1);
- fhC44[i] = new TH1F("covMatrixDiagonal44","",1000,0,5);
+ fhC33[i] = new TH1F("covMatrixDiagonal33","",1000,0,0.1);
+ 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);
fhNSigmaToVertex[i] = new TH1F("nSigmaToVertex","",500,0,10);
- fhPt[i] = new TH1F("pt" ,"p_{T} distribution;p_{T} (GeV/c)",500,0.0,100.0);
+ fhPt[i] = new TH1F("pt" ,"p_{T} distribution;p_{T} (GeV/c)", 800, 0.0, 10.0);
fhEta[i] = new TH1F("eta" ,"#eta distribution;#eta",40,-2.0,2.0);
+ fhTOFdistance[i] = new TH2F("TOFdistance" ,"TOF distance;dx (cm};dz (cm)", 150, -15, 15, 150, -15, 15);
fhNClustersITS[i]->SetTitle("n ITS clusters");
fhNClustersTPC[i]->SetTitle("n TPC clusters");
+ fhNSharedClustersTPC[i]->SetTitle("n TPC shared clusters");
fhChi2PerClusterITS[i]->SetTitle("#Chi^{2} per ITS cluster");
fhChi2PerClusterTPC[i]->SetTitle("#Chi^{2} per TPC cluster");
+ fhChi2TPCConstrainedVsGlobal[i]->SetTitle("#Chi^{2} TPC constrained track vs global track");
+ fhNClustersForITSPID[i]->SetTitle("n ITS points for PID");
+ fhNMissingITSPoints[i]->SetTitle("n ITS layers with missing cluster");
fhC11[i]->SetTitle("cov 11 : #sigma_{y}^{2} [cm^{2}]");
fhC22[i]->SetTitle("cov 22 : #sigma_{z}^{2} [cm^{2}]");
fhC44[i]->SetTitle("cov 44 : #sigma_{tan(#theta_{dip})}^{2}");
fhC55[i]->SetTitle("cov 55 : #sigma_{1/p_{T}}^{2} [(c/GeV)^2]");
- fhDXY[i]->SetTitle("transverse impact parameter");
- fhDZ[i]->SetTitle("longitudinal impact parameter");
- fhDXYDZ[i]->SetTitle("absolute impact parameter;sqrt(dXY**2 + dZ**2) in cm");
- fhDXYvsDZ[i]->SetXTitle("longitudinal impact parameter");
- fhDXYvsDZ[i]->SetYTitle("transverse impact parameter");
+ fhRel1PtUncertainty[i]->SetTitle("rel. uncertainty of 1/p_{T}");
- fhDXYNormalized[i]->SetTitle("normalized trans impact par");
- fhDZNormalized[i]->SetTitle("normalized long impact par");
- fhDXYvsDZNormalized[i]->SetTitle("normalized long impact par");
- fhDXYvsDZNormalized[i]->SetYTitle("normalized trans impact par");
+ 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)");
+ fhDXYvsDZ[i]->SetXTitle("longitudinal impact parameter (cm)");
+ fhDXYvsDZ[i]->SetYTitle("transverse impact parameter (cm)");
+
+ fhDXYNormalized[i]->SetTitle("normalized trans impact par (n#sigma)");
+ fhDZNormalized[i]->SetTitle("normalized long impact par (n#sigma)");
+ fhDXYvsDZNormalized[i]->SetTitle("normalized long impact par (n#sigma)");
+ fhDXYvsDZNormalized[i]->SetYTitle("normalized trans impact par (n#sigma)");
fhNSigmaToVertex[i]->SetTitle("n #sigma to vertex");
fhNClustersITS[i]->SetLineColor(color); fhNClustersITS[i]->SetLineWidth(2);
fhNClustersTPC[i]->SetLineColor(color); fhNClustersTPC[i]->SetLineWidth(2);
+ fhNSharedClustersTPC[i]->SetLineColor(color); fhNSharedClustersTPC[i]->SetLineWidth(2);
fhChi2PerClusterITS[i]->SetLineColor(color); fhChi2PerClusterITS[i]->SetLineWidth(2);
fhChi2PerClusterTPC[i]->SetLineColor(color); fhChi2PerClusterTPC[i]->SetLineWidth(2);
+ fhChi2TPCConstrainedVsGlobal[i]->SetLineColor(color); fhChi2TPCConstrainedVsGlobal[i]->SetLineWidth(2);
+ fhNClustersForITSPID[i]->SetLineColor(color); fhNClustersForITSPID[i]->SetLineWidth(2);
+ fhNMissingITSPoints[i]->SetLineColor(color); fhNMissingITSPoints[i]->SetLineWidth(2);
fhC11[i]->SetLineColor(color); fhC11[i]->SetLineWidth(2);
fhC22[i]->SetLineColor(color); fhC22[i]->SetLineWidth(2);
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);
fhNClustersITS[i] = dynamic_cast<TH1F*> (gDirectory->Get("nClustersITS" ));
fhNClustersTPC[i] = dynamic_cast<TH1F*> (gDirectory->Get("nClustersTPC" ));
+ fhNSharedClustersTPC[i] = dynamic_cast<TH1F*> (gDirectory->Get("nSharedClustersTPC" ));
+ fhNCrossedRowsTPC[i] = dynamic_cast<TH1F*> (gDirectory->Get("nCrossedRowsTPC" ));
+ fhRatioCrossedRowsOverFindableClustersTPC[i] = dynamic_cast<TH1F*> (gDirectory->Get("ratioCrossedRowsOverFindableClustersTPC" ));
fhChi2PerClusterITS[i] = dynamic_cast<TH1F*> (gDirectory->Get("chi2PerClusterITS"));
fhChi2PerClusterTPC[i] = dynamic_cast<TH1F*> (gDirectory->Get("chi2PerClusterTPC"));
+ fhChi2TPCConstrainedVsGlobal[i] = dynamic_cast<TH1F*> (gDirectory->Get("fhChi2TPCConstrainedVsGlobal"));
+ fhNClustersForITSPID[i] = dynamic_cast<TH1F*> (gDirectory->Get("nPointsForITSpid"));
+ fhNMissingITSPoints[i] = dynamic_cast<TH1F*> (gDirectory->Get("nMissingITSClusters"));
fhC11[i] = dynamic_cast<TH1F*> (gDirectory->Get("covMatrixDiagonal11"));
fhC22[i] = dynamic_cast<TH1F*> (gDirectory->Get("covMatrixDiagonal22"));
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"));
fhPt[i] = dynamic_cast<TH1F*> (gDirectory->Get("pt"));
fhEta[i] = dynamic_cast<TH1F*> (gDirectory->Get("eta"));
+ fhTOFdistance[i] = dynamic_cast<TH2F*> (gDirectory->Get("TOFdistance"));
gDirectory->cd("../");
}
fhNClustersITS[i] ->Write();
fhNClustersTPC[i] ->Write();
+ fhNSharedClustersTPC[i] ->Write();
+ fhNCrossedRowsTPC[i] ->Write();
+ fhRatioCrossedRowsOverFindableClustersTPC[i] ->Write();
fhChi2PerClusterITS[i] ->Write();
fhChi2PerClusterTPC[i] ->Write();
+ fhChi2TPCConstrainedVsGlobal[i] ->Write();
+ fhNClustersForITSPID[i] ->Write();
+ fhNMissingITSPoints[i] ->Write();
fhC11[i] ->Write();
fhC22[i] ->Write();
fhC44[i] ->Write();
fhC55[i] ->Write();
+ fhRel1PtUncertainty[i] ->Write();
+
fhDXY[i] ->Write();
fhDZ[i] ->Write();
fhDXYDZ[i] ->Write();
fhPt[i] ->Write();
fhEta[i] ->Write();
+ fhTOFdistance[i] ->Write();
gDirectory->cd("../");
}
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
+ //
+
+ if(f1CutMaxDCAToVertexXYPtDep) {
+ fCutMaxDCAToVertexXY=f1CutMaxDCAToVertexXYPtDep->Eval(pt);
+ }
+
+ if(f1CutMaxDCAToVertexZPtDep) {
+ fCutMaxDCAToVertexZ=f1CutMaxDCAToVertexZPtDep->Eval(pt);
+ }
+
+ if(f1CutMinDCAToVertexXYPtDep) {
+ fCutMinDCAToVertexXY=f1CutMinDCAToVertexXYPtDep->Eval(pt);
+ }
+
+ if(f1CutMinDCAToVertexZPtDep) {
+ fCutMinDCAToVertexZ=f1CutMinDCAToVertexZPtDep->Eval(pt);
+ }
+
+
+ return;
+}
+
+
+
+//--------------------------------------------------------------------------
+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) AliError("string must contain \"pt\"");
+ retval= kFALSE;
+ }
+ return retval;
+}
+
+ void AliESDtrackCuts::SetMaxDCAToVertexXYPtDep(const char *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::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::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::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());
+}
+
+AliESDtrackCuts* AliESDtrackCuts::GetMultEstTrackCuts(MultEstTrackCuts cut)
+{
+ // returns the multiplicity estimator track cuts objects to allow for user configuration
+ // upon first call the objects are created
+ //
+ // the cut defined here correspond to GetStandardITSTPCTrackCuts2010 (apart from the one for without SPD)
+
+ if (!fgMultEstTrackCuts[kMultEstTrackCutGlobal])
+ {
+ // quality cut on ITS+TPC tracks
+ fgMultEstTrackCuts[kMultEstTrackCutGlobal] = new AliESDtrackCuts();
+ fgMultEstTrackCuts[kMultEstTrackCutGlobal]->SetMinNClustersTPC(70);
+ fgMultEstTrackCuts[kMultEstTrackCutGlobal]->SetMaxChi2PerClusterTPC(4);
+ fgMultEstTrackCuts[kMultEstTrackCutGlobal]->SetAcceptKinkDaughters(kFALSE);
+ fgMultEstTrackCuts[kMultEstTrackCutGlobal]->SetRequireTPCRefit(kTRUE);
+ fgMultEstTrackCuts[kMultEstTrackCutGlobal]->SetRequireITSRefit(kTRUE);
+ //multiplicity underestimate if we use global tracks with |eta| > 0.9
+ fgMultEstTrackCuts[kMultEstTrackCutGlobal]->SetEtaRange(-0.9, 0.9);
+
+ // quality cut on ITS_SA tracks (complementary to ITS+TPC)
+ fgMultEstTrackCuts[kMultEstTrackCutITSSA] = new AliESDtrackCuts();
+ fgMultEstTrackCuts[kMultEstTrackCutITSSA]->SetRequireITSRefit(kTRUE);
+
+ // primary selection for tracks with SPD hits
+ fgMultEstTrackCuts[kMultEstTrackCutDCAwSPD] = new AliESDtrackCuts();
+ fgMultEstTrackCuts[kMultEstTrackCutDCAwSPD]->SetClusterRequirementITS(AliESDtrackCuts::kSPD, AliESDtrackCuts::kAny);
+ fgMultEstTrackCuts[kMultEstTrackCutDCAwSPD]->SetMaxDCAToVertexXYPtDep("0.0182+0.0350/pt^1.01");
+ fgMultEstTrackCuts[kMultEstTrackCutDCAwSPD]->SetMaxDCAToVertexZ(2);
+
+ // primary selection for tracks w/o SPD hits
+ fgMultEstTrackCuts[kMultEstTrackCutDCAwoSPD] = new AliESDtrackCuts();
+ fgMultEstTrackCuts[kMultEstTrackCutDCAwoSPD]->SetClusterRequirementITS(AliESDtrackCuts::kSPD, AliESDtrackCuts::kNone);
+ fgMultEstTrackCuts[kMultEstTrackCutDCAwoSPD]->SetMaxDCAToVertexXYPtDep("1.5*(0.0182+0.0350/pt^1.01)");
+ fgMultEstTrackCuts[kMultEstTrackCutDCAwoSPD]->SetMaxDCAToVertexZ(2);
+ }
+
+ return fgMultEstTrackCuts[cut];
+}
+
+Int_t AliESDtrackCuts::GetReferenceMultiplicity(const AliESDEvent* esd, MultEstTrackType trackType, Float_t etaRange)
+{
+ // Get multiplicity estimate based on TPC/ITS tracks and tracklets
+ // Adapted for AliESDtrackCuts from a version developed by: Ruben Shahoyan, Anton Alkin, Arvinder Palaha
+ //
+ // Returns a negative value if no reliable estimate can be provided:
+ // -1 SPD vertex missing
+ // -2 SPD VertexerZ dispersion too large
+ // -3 Track vertex missing (not checked for kTracklets)
+ // -4 Distance between SPD and track vertices too large (not checked for kTracklets)
+ //
+ // WARNING This functions does not cut on the z vtx. Depending on the eta range requested, you need to restrict your z vertex range!
+ //
+ // Strategy for combined estimators
+ // 1. Count global tracks and flag them
+ // 2. Count ITSSA as complementaries for ITSTPC+ or as main tracks
+ // 3. Count the complementary SPD tracklets
+
+ const AliESDVertex* vertices[2];
+ vertices[0] = esd->GetPrimaryVertexSPD();
+ vertices[1] = esd->GetPrimaryVertexTracks();
+
+ if (!vertices[0]->GetStatus())
+ {
+ AliDebugClass(AliLog::kDebug, "No SPD vertex. Not able to make a reliable multiplicity estimate.");
+ return -1;
+ }
+
+ if (vertices[0]->IsFromVertexerZ() && vertices[0]->GetDispersion() > 0.02)
+ {
+ AliDebugClass(AliLog::kDebug, "Vertexer z dispersion > 0.02. Not able to make a reliable multiplicity estimate.");
+ return -2;
+ }
+
+ Int_t multiplicityEstimate = 0;
+
+ // SPD tracklet-only estimate
+ if (trackType == kTracklets)
+ {
+ const AliMultiplicity* spdmult = esd->GetMultiplicity(); // spd multiplicity object
+ for (Int_t i=0; i<spdmult->GetNumberOfTracklets(); ++i)
+ {
+ if (TMath::Abs(spdmult->GetEta(i)) > etaRange)
+ continue; // eta selection for tracklets
+ multiplicityEstimate++;
+ }
+ return multiplicityEstimate;
+ }
+
+ if (!vertices[1]->GetStatus())
+ {
+ AliDebugClass(AliLog::kDebug, "No track vertex. Not able to make a reliable multiplicity estimate.");
+ return -3;
+ }
+
+ // TODO value of displacement to be studied
+ const Float_t maxDisplacement = 0.5;
+ //check for displaced vertices
+ Double_t displacement = TMath::Abs(vertices[0]->GetZ() - vertices[1]->GetZ());
+ if (displacement > maxDisplacement)
+ {
+ AliDebugClass(AliLog::kDebug, Form("Displaced vertices %f > %f",displacement,maxDisplacement));
+ return -4;
+ }
+
+ // update eta range in track cuts
+ GetMultEstTrackCuts(kMultEstTrackCutITSSA)->SetEtaRange(-etaRange, etaRange);
+ GetMultEstTrackCuts(kMultEstTrackCutDCAwSPD)->SetEtaRange(-etaRange, etaRange);
+ GetMultEstTrackCuts(kMultEstTrackCutDCAwoSPD)->SetEtaRange(-etaRange, etaRange);
+
+ //*******************************************************************************************************
+ //set counters to initial zeros
+ Int_t tracksITSTPC = 0; //number of global tracks for a given event
+ Int_t tracksITSSA = 0; //number of ITS standalone tracks for a given event
+ Int_t tracksITSTPCSA_complementary = 0; //number of ITS standalone tracks complementary to TPC for a given event
+ Int_t trackletsITSTPC_complementary = 0;//number of SPD tracklets complementary to global/ITSSA tracks for a given events
+ Int_t trackletsITSSA_complementary = 0; //number of SPD tracklets complementary to ITSSA tracks for a given event
+
+ const Int_t nESDTracks = esd->GetNumberOfTracks();
+
+ // flags for secondary and rejected tracks
+ const Int_t kRejBit = BIT(15); // set this bit in global tracks if it is rejected by a cut
+ const Int_t kSecBit = BIT(16); // set this bit in global tracks if it is secondary according to a cut
+
+ for(Int_t itracks=0; itracks < nESDTracks; itracks++) {
+ esd->GetTrack(itracks)->ResetBit(kSecBit|kRejBit); //reset bits used for flagging secondaries and rejected tracks in case they were changed before this analysis
+ }
+ const Int_t maxid = nESDTracks+1; // used to define bool array for check multiple associations of tracklets to one track. array starts at 0.
+
+ // bit mask for esd tracks, to check if multiple tracklets are associated to it
+ TBits globalBits(maxid), pureITSBits(maxid);
+ // why labels are used with the data? RS
+ // Bool_t globalBits[maxid], pureITSBits[maxid];
+ // for(Int_t i=0; i<maxid; i++){ // set all bools to false
+ // globalBits[i]=kFALSE;
+ // pureITSBits[i]=kFALSE;
+ // }
+
+ //*******************************************************************************************************
+ // get multiplicity from global tracks
+ for(Int_t itracks = 0; itracks < nESDTracks; itracks++) { // flag the tracks
+ AliESDtrack* track = esd->GetTrack(itracks);
+
+ // if track is a secondary from a V0, flag as a secondary
+ if (track->IsOn(AliESDtrack::kMultInV0)) {
+ track->SetBit(kSecBit);
+ continue;
+ }
+ /* done via proper DCA cut
+ //secondary?
+ if (track->IsOn(AliESDtrack::kMultSec)) {
+ track->SetBit(kSecBit);
+ continue;
+ }
+ */
+ // check tracks with ITS part
+ //*******************************************************************************************************
+ if (track->IsOn(AliESDtrack::kITSin) && !track->IsOn(AliESDtrack::kITSpureSA) && trackType == kTrackletsITSTPC) { // track has ITS part but is not an ITS_SA
+ //*******************************************************************************************************
+ // TPC+ITS
+ if (track->IsOn(AliESDtrack::kTPCin)) { // Global track, has ITS and TPC contributions
+ if (fgMultEstTrackCuts[kMultEstTrackCutGlobal]->AcceptTrack(track)) { // good ITSTPC track
+ if (fgMultEstTrackCuts[kMultEstTrackCutDCAwSPD]->AcceptTrack(track) || fgMultEstTrackCuts[kMultEstTrackCutDCAwoSPD]->AcceptTrack(track)) {
+ tracksITSTPC++; //global track counted
+ globalBits.SetBitNumber(itracks);
+ }
+ else track->SetBit(kSecBit); // large DCA -> secondary, don't count either track not associated tracklet
+ }
+ else track->SetBit(kRejBit); // bad quality, don't count the track, but may count tracklet if associated
+ }
+ //*******************************************************************************************************
+ // ITS complementary
+ else if (fgMultEstTrackCuts[kMultEstTrackCutITSSA]->AcceptTrack(track)) { // good ITS complementary track
+ if (fgMultEstTrackCuts[kMultEstTrackCutDCAwSPD]->AcceptTrack(track) || fgMultEstTrackCuts[kMultEstTrackCutDCAwoSPD]->AcceptTrack(track)) {
+ tracksITSTPCSA_complementary++;
+ globalBits.SetBitNumber(itracks);
+ }
+ else track->SetBit(kSecBit); // large DCA -> secondary, don't count either track not associated tracklet
+ }
+ else track->SetBit(kRejBit); // bad quality, don't count the track, but may count tracklet if associated
+ }
+ //*******************************************************************************************************
+ // check tracks from ITS_SA_PURE
+ if (track->IsOn(AliESDtrack::kITSin) && track->IsOn(AliESDtrack::kITSpureSA) && trackType == kTrackletsITSSA){
+ if (fgMultEstTrackCuts[kMultEstTrackCutITSSA]->AcceptTrack(track)) { // good ITSSA track
+ if (fgMultEstTrackCuts[kMultEstTrackCutDCAwSPD]->AcceptTrack(track) || fgMultEstTrackCuts[kMultEstTrackCutDCAwoSPD]->AcceptTrack(track)) {
+ tracksITSSA++;
+ pureITSBits.SetBitNumber(itracks);
+ }
+ else track->SetBit(kRejBit);
+ }
+ else track->SetBit(kRejBit);
+ }
+ }//ESD tracks counted
+
+ //*******************************************************************************************************
+ // get multiplicity from ITS tracklets to complement TPC+ITS, and ITSpureSA
+ const AliMultiplicity* spdmult = esd->GetMultiplicity(); // spd multiplicity object
+ for (Int_t i=0; i<spdmult->GetNumberOfTracklets(); ++i) {
+ if (TMath::Abs(spdmult->GetEta(i)) > etaRange) continue; // eta selection for tracklets
+
+ // if counting tracks+tracklets, check if clusters were already used in tracks
+ Int_t id1,id2,id3,id4;
+ spdmult->GetTrackletTrackIDs(i,0,id1,id2); // references for eventual Global/ITS_SA tracks
+ AliESDtrack* tr1 = id1>=0 ? esd->GetTrack(id1) : 0;
+ spdmult->GetTrackletTrackIDs(i,1,id3,id4); // references for eventual ITS_SA_pure tracks
+ AliESDtrack* tr3 = id3>=0 ? esd->GetTrack(id3) : 0;
+
+ // are both clusters from the same tracks? If not, skip the tracklet (shouldn't change things much)
+ if ((id1!=id2 && id1>=0 && id2>=0) || (id3!=id4 && id3>=0 && id4>=0)) continue;
+
+ Bool_t bUsedInGlobal = (id1 != -1) ? globalBits.TestBitNumber(id1) : 0;// has associated global track been associated to a previous tracklet?
+ Bool_t bUsedInPureITS = (id3 != -1) ? pureITSBits.TestBitNumber(id3) : 0;// has associated pure ITS track been associated to a previous tracklet?
+ //*******************************************************************************************************
+ if (trackType == kTrackletsITSTPC) {
+ // count tracklets towards global+complementary tracks
+ if ( (tr1 && !tr1->TestBit(kSecBit)) && // reject as secondary
+ (tr1 && tr1->TestBit(kRejBit)) ) { // count tracklet as bad quality track
+ if(!bUsedInGlobal){
+ ++trackletsITSTPC_complementary;
+ if(id1>0) globalBits.SetBitNumber(id1); // mark global track linked to this tracklet as "associated"
+ }
+ }
+ else if(id1<0) {
+ ++trackletsITSTPC_complementary; // if no associated track, count the tracklet
+ }
+ } else {
+ // count tracklets towards ITS_SA_pure tracks
+ if ( (tr3 && !tr3->TestBit(kSecBit)) && // reject as secondary
+ (tr3 && tr3->TestBit(kRejBit)) ) { // count tracklet as bad quality track
+ if(!bUsedInPureITS) {
+ ++trackletsITSSA_complementary;
+ if(id3>0) pureITSBits.SetBitNumber(id3); // mark global track linked to this tracklet as "associated"
+ }
+ }
+ else if(id3<0) {
+ ++trackletsITSSA_complementary; // if no associated track, count the tracklet
+ }
+ }
+ }
+
+ //*******************************************************************************************************
+ if (trackType == kTrackletsITSTPC)
+ multiplicityEstimate = tracksITSTPC + tracksITSTPCSA_complementary + trackletsITSTPC_complementary;
+ else
+ multiplicityEstimate = tracksITSSA + trackletsITSSA_complementary;
+
+ return multiplicityEstimate;
+}
+
+//____________________________________________________________________
+void AliESDtrackCuts::SetRequireStandardTOFmatchCuts(){
+
+ // setting the TOF cuts flags (kTOFout = TOF matching distance) to true, to include the selection on the standard TOF matching
+
+ SetRequireTOFout(kTRUE);
+ SetFlagCutTOFdistance(kTRUE);
+ SetCutTOFdistance(3.);
+
+}
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff