-/**************************************************************************\r
- * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *\r
- * *\r
- * Author: The ALICE Off-line Project. *\r
- * Contributors are mentioned in the code where appropriate. *\r
- * *\r
- * Permission to use, copy, modify and distribute this software and its *\r
- * documentation strictly for non-commercial purposes is hereby granted *\r
- * without fee, provided that the above copyright notice appears in all *\r
- * copies and that both the copyright notice and this permission notice *\r
- * appear in the supporting documentation. The authors make no claims *\r
- * about the suitability of this software for any purpose. It is *\r
- * provided "as is" without express or implied warranty. *\r
- **************************************************************************/\r
-#include <TCanvas.h>\r
-#include <TClass.h>\r
-#include <TCollection.h>\r
-#include <TDirectory.h>\r
-#include <TH1F.h>\r
-#include <TH1I.h>\r
-#include <TH2I.h>\r
-#include <TMath.h>\r
-#include <TIterator.h>\r
-#include <TString.h>\r
-#include <TList.h>\r
-\r
-#include "AliESDtrack.h"\r
-#include "AliESDEvent.h"\r
-#include "AliLog.h"\r
-#include "AliESDpid.h"\r
-\r
-#include "AliESDpidCuts.h"\r
-\r
-ClassImp(AliESDpidCuts)\r
-\r
-const Int_t AliESDpidCuts::kNcuts = 3;\r
-\r
-//_____________________________________________________________________\r
-AliESDpidCuts::AliESDpidCuts(const Char_t *name, const Char_t *title):\r
- AliAnalysisCuts(name, title)\r
- , fESDpid(NULL)\r
- , fTPCsigmaCutRequired(0)\r
- , fTOFsigmaCutRequired(0)\r
- , fCutTPCclusterRatio(0.)\r
- , fMinMomentumTOF(0.5)\r
- , fHcutStatistics(NULL)\r
- , fHcutCorrelation(NULL)\r
-{\r
- //\r
- // Default constructor\r
- //\r
- \r
- fESDpid = new AliESDpid;\r
- memset(fCutTPCnSigma, 0, sizeof(Float_t)* AliPID::kSPECIES * 2);\r
- memset(fCutTOFnSigma, 0, sizeof(Float_t)* AliPID::kSPECIES * 2);\r
-\r
- memset(fHclusterRatio, 0, sizeof(TH1F *) * 2);\r
- memset(fHnSigmaTPC, 0, sizeof(TH1F *) * AliPID::kSPECIES * 2);\r
- memset(fHnSigmaTOF, 0, sizeof(TH1F *) * AliPID::kSPECIES * 2);\r
-}\r
-\r
-//_____________________________________________________________________\r
-AliESDpidCuts::AliESDpidCuts(const AliESDpidCuts &ref):\r
- AliAnalysisCuts(ref)\r
- , fESDpid(NULL)\r
- , fTPCsigmaCutRequired(ref.fTPCsigmaCutRequired)\r
- , fTOFsigmaCutRequired(ref.fTOFsigmaCutRequired)\r
- , fCutTPCclusterRatio(ref.fCutTPCclusterRatio)\r
- , fMinMomentumTOF(ref.fMinMomentumTOF)\r
- , fHcutStatistics(NULL)\r
- , fHcutCorrelation(NULL)\r
-{\r
- //\r
- // Copy constructor\r
- //\r
- fESDpid = new AliESDpid(*ref.fESDpid);\r
- memcpy(fCutTPCnSigma, ref.fCutTPCnSigma, sizeof(Float_t) * AliPID::kSPECIES * 2);\r
- memcpy(fCutTOFnSigma, ref.fCutTOFnSigma, sizeof(Float_t) * AliPID::kSPECIES * 2);\r
- \r
- if(ref.fHcutStatistics) fHcutStatistics = dynamic_cast<TH1I *>(ref.fHcutStatistics->Clone());\r
- if(ref.fHcutCorrelation) fHcutCorrelation = dynamic_cast<TH2I *>(ref.fHcutCorrelation->Clone());\r
- for(Int_t imode = 0; imode < 2; imode++){\r
- if(ref.fHclusterRatio[imode]) fHclusterRatio[imode] = dynamic_cast<TH1F *>(ref.fHclusterRatio[imode]->Clone());\r
- for(Int_t ispec = 0; ispec < AliPID::kSPECIES; ispec++){\r
- if(fHnSigmaTPC[ispec][imode]) fHnSigmaTPC[ispec][imode] = dynamic_cast<TH1F *>(fHnSigmaTPC[ispec][imode]->Clone());\r
- if(fHnSigmaTOF[ispec][imode]) fHnSigmaTOF[ispec][imode] = dynamic_cast<TH1F *>(fHnSigmaTPC[ispec][imode]->Clone());\r
- }\r
- }\r
-}\r
-\r
-//_____________________________________________________________________\r
-AliESDpidCuts &AliESDpidCuts::operator=(const AliESDpidCuts &ref){\r
- //\r
- // Assignment operator\r
- //\r
- if(this != &ref)\r
- ref.Copy(*this);\r
- return *this;\r
-}\r
-\r
-//_____________________________________________________________________\r
-AliESDpidCuts::~AliESDpidCuts(){\r
- //\r
- // Destructor\r
- //\r
- delete fESDpid;\r
-\r
- delete fHcutStatistics;\r
- delete fHcutCorrelation;\r
- for(Int_t imode = 0; imode < 2; imode++){\r
- delete fHclusterRatio[imode];\r
- for(Int_t ispec = 0; ispec < AliPID::kSPECIES; ispec++){\r
- delete fHnSigmaTPC[ispec][imode];\r
- delete fHnSigmaTOF[ispec][imode];\r
- }\r
- }\r
-}\r
-\r
-//_____________________________________________________________________\r
-Bool_t AliESDpidCuts::IsSelected(TObject *obj){\r
- //\r
- // Select Track\r
- // \r
- AliESDtrack * trk = dynamic_cast<AliESDtrack*>(obj);\r
- if(!trk){\r
- AliError("Provided object is not AliESDtrack!");\r
- return kFALSE;\r
- }\r
- const AliESDEvent* evt = trk->GetESDEvent();\r
- if(!evt){\r
- AliError("No AliESDEvent!");\r
- return kFALSE;\r
- }\r
- return AcceptTrack(trk, evt);\r
-}\r
-\r
-//_____________________________________________________________________\r
-void AliESDpidCuts::Copy(TObject &c) const {\r
- //\r
- // Copy function\r
- //\r
- AliESDpidCuts &target = dynamic_cast<AliESDpidCuts &>(c);\r
-\r
- target.fESDpid = new AliESDpid(*fESDpid);\r
-\r
- target.fCutTPCclusterRatio = fCutTPCclusterRatio;\r
- target.fMinMomentumTOF = fMinMomentumTOF;\r
-\r
- target.fTPCsigmaCutRequired = fTPCsigmaCutRequired;\r
- target.fTOFsigmaCutRequired = fTOFsigmaCutRequired;\r
- \r
- if(fHcutStatistics) target.fHcutStatistics = dynamic_cast<TH1I *>(fHcutStatistics->Clone());\r
- if(fHcutCorrelation) target.fHcutCorrelation = dynamic_cast<TH2I *>(fHcutCorrelation->Clone());\r
- for(Int_t imode = 0; imode < 2; imode++){\r
- if(fHclusterRatio[imode]) target.fHclusterRatio[imode] = dynamic_cast<TH1F *>(fHclusterRatio[imode]->Clone());\r
- for(Int_t ispec = 0; ispec < AliPID::kSPECIES; ispec++){\r
- if(fHnSigmaTPC[ispec][imode]) target.fHnSigmaTPC[ispec][imode] = dynamic_cast<TH1F *>(fHnSigmaTPC[ispec][imode]->Clone());\r
- if(fHnSigmaTOF[ispec][imode]) target.fHnSigmaTOF[ispec][imode] = dynamic_cast<TH1F *>(fHnSigmaTOF[ispec][imode]->Clone());\r
- }\r
- }\r
- \r
- memcpy(target.fCutTPCnSigma, fCutTPCnSigma, sizeof(Float_t) * AliPID::kSPECIES * 2);\r
- memcpy(target.fCutTOFnSigma, fCutTOFnSigma, sizeof(Float_t) * AliPID::kSPECIES * 2);\r
- \r
- AliESDpidCuts::Copy(c);\r
-}\r
-\r
-//_____________________________________________________________________\r
-Long64_t AliESDpidCuts::Merge(TCollection *coll){\r
- //\r
- // Merge Cut objects\r
- //\r
- if(!coll) return 0;\r
- if(coll->IsEmpty()) return 1;\r
- if(!HasHistograms()) return 0;\r
- \r
- TIterator *iter = coll->MakeIterator();\r
- TObject *o = NULL; \r
- AliESDpidCuts *ref = NULL;\r
- Int_t counter = 0;\r
- while((o = iter->Next())){\r
- ref = dynamic_cast<AliESDpidCuts *>(o);\r
- if(!ref) continue;\r
- if(!ref->HasHistograms()) continue;\r
-\r
- fHcutStatistics->Add(ref->fHcutStatistics);\r
- fHcutCorrelation->Add(ref->fHcutCorrelation);\r
- for(Int_t imode = 0; imode < 2; imode++){\r
- fHclusterRatio[imode]->Add(ref->fHclusterRatio[imode]);\r
- for(Int_t ispec = 0; ispec < AliPID::kSPECIES; ispec++){\r
- fHnSigmaTPC[ispec][imode]->Add(ref->fHnSigmaTPC[ispec][imode]);\r
- fHnSigmaTOF[ispec][imode]->Add(ref->fHnSigmaTOF[ispec][imode]);\r
- }\r
- }\r
- ++counter;\r
- }\r
- return ++counter;\r
-}\r
-\r
-//_____________________________________________________________________\r
-void AliESDpidCuts::DefineHistograms(Color_t color){\r
- //\r
- // Swich on QA and create the histograms\r
- //\r
- SetBit(kHasHistograms, kTRUE);\r
- fHcutStatistics = new TH1I("fHcutStatistics", "Cut Statistics", kNcuts, 0, kNcuts);\r
- fHcutStatistics->SetLineColor(color);\r
- fHcutCorrelation = new TH2I("fHcutCorrelation", "Cut Correlation", kNcuts, 0, kNcuts, kNcuts, 0, kNcuts);\r
- TString cutname[kNcuts] = {"TPCclusterRatio", "TPC sigma", "TOF sigma"};\r
- for(Int_t icut = 0; icut < kNcuts; icut++){\r
- fHcutStatistics->GetXaxis()->SetBinLabel(fHcutStatistics->GetXaxis()->GetFirst() + icut, cutname[icut].Data());\r
- fHcutCorrelation->GetXaxis()->SetBinLabel(fHcutCorrelation->GetXaxis()->GetFirst() + icut, cutname[icut].Data());\r
- fHcutCorrelation->GetYaxis()->SetBinLabel(fHcutCorrelation->GetYaxis()->GetFirst() + icut, cutname[icut].Data());\r
- }\r
- Char_t hname[256], htitle[256];\r
- for(Int_t imode = 0; imode < 2; imode++){\r
- snprintf(hname, 256, "fHclusterRatio%s", imode ? "After" : "Before");\r
- snprintf(htitle, 256, "TPC cluster Ratio %s cuts;Ratio;Entries", imode ? "after" : "before");\r
- fHclusterRatio[imode] = new TH1F(hname, htitle, 20, 0., 1.);\r
- for(Int_t ispec = 0; ispec < AliPID::kSPECIES; ispec++){\r
- snprintf(hname, 256, "fHnSigma%sTPC%s", AliPID::ParticleName(ispec), imode ? "after" : "before");\r
- snprintf(htitle, 256, "TPC sigma for %s %s cuts;sigma;Entries", AliPID::ParticleName(ispec), imode ? "after" : "before");\r
- fHnSigmaTPC[ispec][imode] = new TH1F(hname, htitle, 200, -10., 10.);\r
- snprintf(hname, 256, "fHnSigma%sTOF%s", AliPID::ParticleName(ispec), imode ? "after" : "before");\r
- snprintf(htitle, 256, "TOF sigma for %s %s cuts;sigma;Entries", AliPID::ParticleName(ispec), imode ? "after" : "before");\r
- fHnSigmaTOF[ispec][imode] = new TH1F(hname, htitle, 200, -10., 10.);\r
- }\r
- }\r
-}\r
-\r
-//_____________________________________________________________________\r
-Bool_t AliESDpidCuts::AcceptTrack(const AliESDtrack *track, const AliESDEvent *event){\r
- //\r
- // Check whether the tracks survived the cuts\r
- //\r
- enum{\r
- kCutClusterRatioTPC,\r
- kCutNsigmaTPC,\r
- kCutNsigmaTOF\r
- };\r
- Long64_t cutRequired=0, cutFullfiled = 0;\r
- if(fTOFsigmaCutRequired && event == 0) {\r
- AliError("No event pointer. Need event pointer for T0 for TOF cut");\r
- return (0);\r
- }\r
- Double_t clusterRatio = track->GetTPCNclsF() ? static_cast<Float_t>(track->GetTPCNcls())/static_cast<Float_t>(track->GetTPCNclsF()) : 1.;\r
- if(fCutTPCclusterRatio > 0.){\r
- SETBIT(cutRequired, kCutClusterRatioTPC);\r
- if(clusterRatio >= fCutTPCclusterRatio) \r
- SETBIT(cutFullfiled, kCutClusterRatioTPC);\r
- }\r
- // check TPC nSigma cut\r
- Float_t nsigmaTPC[AliPID::kSPECIES], nsigma; // need all sigmas for QA plotting\r
- for(Int_t ispec = 0; ispec < AliPID::kSPECIES; ispec++){\r
- nsigmaTPC[ispec] = nsigma = fESDpid->NumberOfSigmasTPC(track,(AliPID::EParticleType)ispec);\r
- if(!(fTPCsigmaCutRequired & 1 << ispec)) continue;\r
- SETBIT(cutRequired, kCutNsigmaTPC); // We found at least one species where the n-Sigma Cut is required\r
- if(nsigma >= fCutTPCnSigma[2*ispec] && nsigma <= fCutTPCnSigma[2*ispec+1]) SETBIT(cutFullfiled, kCutNsigmaTPC); // Fullfiled for at least one species\r
- }\r
- // check TOF nSigma cut\r
- Float_t nsigmaTOF[AliPID::kSPECIES]; // see above\r
- Bool_t hasTOFpid = track->GetStatus() & AliESDtrack::kTOFpid; // only apply TOF n-sigma cut when PID Status Bit is set\r
- Double_t times[AliPID::kSPECIES];\r
- track->GetIntegratedTimes(times);\r
- for(Int_t ispec = 0; ispec < AliPID::kSPECIES; ispec++){\r
- \r
- if(hasTOFpid && event) nsigmaTOF[ispec] = nsigma = fESDpid->NumberOfSigmasTOF(track,(AliPID::EParticleType)ispec, event->GetT0());\r
- if(!(fTOFsigmaCutRequired && 1 << ispec)) continue;\r
- SETBIT(cutRequired, kCutNsigmaTOF);\r
- if(track->GetOuterParam()->P() >= fMinMomentumTOF){\r
- if(hasTOFpid && nsigma <= fCutTOFnSigma[2*ispec] && nsigma >= fCutTOFnSigma[2*ispec+1]) SETBIT(cutFullfiled, kCutNsigmaTOF);\r
- }\r
- }\r
-\r
- // Fill Histograms before cuts\r
- if(HasHistograms()){\r
- fHclusterRatio[0]->Fill(clusterRatio);\r
- for(Int_t ispec = 0; ispec < AliPID::kSPECIES; ispec++){\r
- fHnSigmaTPC[ispec][0]->Fill(nsigmaTPC[ispec]);\r
- if(hasTOFpid) fHnSigmaTOF[ispec][0]->Fill(nsigmaTOF[ispec]);\r
- }\r
- }\r
- if(cutRequired != cutFullfiled){\r
- // Fill cut statistics\r
- if(HasHistograms()){\r
- for(Int_t icut = 0; icut < kNcuts; icut++){\r
- if(TESTBIT(cutRequired, icut) && !TESTBIT(cutFullfiled, icut)){\r
- // cut not fullfiled\r
- fHcutStatistics->Fill(icut);\r
- for(Int_t jcut = 0; jcut <= icut; jcut++)\r
- if(TESTBIT(cutRequired, jcut) && !TESTBIT(cutFullfiled, jcut)) fHcutCorrelation->Fill(jcut, icut);\r
- }\r
- }\r
- }\r
- return kFALSE; // At least one cut is not fullfiled\r
- }\r
-\r
- // Fill Histograms after cuts\r
- if(HasHistograms()){\r
- fHclusterRatio[1]->Fill(clusterRatio);\r
- for(Int_t ispec = 0; ispec < AliPID::kSPECIES; ispec++){\r
- fHnSigmaTPC[ispec][1]->Fill(nsigmaTPC[ispec]);\r
- if(hasTOFpid) fHnSigmaTOF[ispec][1]->Fill(nsigmaTOF[ispec]);\r
- }\r
- }\r
-\r
- return kTRUE;\r
-}\r
-\r
-//_____________________________________________________________________\r
-void AliESDpidCuts::SaveHistograms(const Char_t * location){\r
- //\r
- // Save the histograms to a file\r
- //\r
- if(!HasHistograms()){\r
- AliError("Histograms not on - Exiting");\r
- return;\r
- }\r
- if(!location) location = GetName();\r
- gDirectory->mkdir(location);\r
- gDirectory->cd(location);\r
- fHcutStatistics->Write();\r
- fHcutCorrelation->Write();\r
-\r
- gDirectory->mkdir("before_cuts");\r
- gDirectory->mkdir("after_cuts");\r
-\r
- gDirectory->cd("before_cuts");\r
- fHclusterRatio[0]->Write();\r
- for(Int_t ispec = 0; ispec < AliPID::kSPECIES; ispec++){\r
- fHnSigmaTPC[ispec][0]->Write();\r
- fHnSigmaTOF[ispec][0]->Write();\r
- }\r
-\r
- gDirectory->cd("../after_cuts");\r
- fHclusterRatio[1]->Write();\r
- for(Int_t ispec = 0; ispec < AliPID::kSPECIES; ispec++){\r
- fHnSigmaTPC[ispec][1]->Write();\r
- fHnSigmaTOF[ispec][1]->Write();\r
- }\r
-\r
- gDirectory->cd("..");\r
-}\r
-\r
-//_____________________________________________________________________\r
-void AliESDpidCuts::DrawHistograms(){\r
- //\r
- // Draw the Histograms\r
- //\r
- TCanvas *stat = new TCanvas("cutStat", "Cut Statistics", 640, 480);\r
- stat->cd();\r
- fHcutStatistics->SetStats(kFALSE);\r
- fHcutStatistics->Draw();\r
- stat->SaveAs(Form("%s_%s.gif", GetName(), stat->GetName()));\r
-\r
- TCanvas *correl = new TCanvas("cutCorrelation", "Cut Correlation", 640, 480);\r
- correl->cd();\r
- fHcutCorrelation->SetStats(kFALSE);\r
- fHcutCorrelation->Draw("colz");\r
- correl->SaveAs(Form("%s_%s.gif", GetName(), correl->GetName()));\r
-\r
- TCanvas *cRatio = new TCanvas("ClusterRatioTPC", "TPC cluster Ratio", 640, 480);\r
- cRatio->cd();\r
- fHclusterRatio[0]->SetLineColor(kRed);\r
- fHclusterRatio[0]->SetStats(kFALSE);\r
- fHclusterRatio[0]->Draw();\r
- fHclusterRatio[1]->SetLineColor(kBlue);\r
- fHclusterRatio[1]->SetStats(kFALSE);\r
- fHclusterRatio[1]->Draw("same");\r
- cRatio->SaveAs(Form("%s_%s.gif", GetName(), cRatio->GetName()));\r
-\r
- TCanvas *cNsigTPC = new TCanvas("NsigmaTPC", "TPC n-sigma", 640, 480);\r
- cNsigTPC->Divide(3,2);\r
- for(Int_t ispec = 0; ispec < AliPID::kSPECIES; ispec++){\r
- cNsigTPC->cd(ispec + 1);\r
- fHnSigmaTPC[ispec][0]->SetLineColor(kRed);\r
- fHnSigmaTPC[ispec][0]->SetStats(kFALSE);\r
- fHnSigmaTPC[ispec][0]->Draw();\r
- fHnSigmaTPC[ispec][1]->SetLineColor(kBlue);\r
- fHnSigmaTPC[ispec][1]->SetStats(kFALSE);\r
- fHnSigmaTPC[ispec][1]->Draw("same");\r
- }\r
- cNsigTPC->SaveAs(Form("%s_%s.gif", GetName(), cNsigTPC->GetName()));\r
-\r
- TCanvas *cNsigTOF = new TCanvas("NsigmaTOF", "TOF n-sigma", 640, 480);\r
- cNsigTOF->Divide(3,2);\r
- for(Int_t ispec = 0; ispec < AliPID::kSPECIES; ispec++){\r
- cNsigTOF->cd(ispec + 1);\r
- fHnSigmaTOF[ispec][0]->SetLineColor(kRed);\r
- fHnSigmaTOF[ispec][0]->SetStats(kFALSE);\r
- fHnSigmaTOF[ispec][0]->Draw();\r
- fHnSigmaTOF[ispec][1]->SetLineColor(kBlue);\r
- fHnSigmaTOF[ispec][1]->SetStats(kFALSE);\r
- fHnSigmaTOF[ispec][1]->Draw("same");\r
- }\r
- cNsigTOF->SaveAs(Form("%s_%s.gif", GetName(), cNsigTOF->GetName()));\r
-}\r
-\r
+/**************************************************************************
+ * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
+ * *
+ * Author: The ALICE Off-line Project. *
+ * Contributors are mentioned in the code where appropriate. *
+ * *
+ * Permission to use, copy, modify and distribute this software and its *
+ * documentation strictly for non-commercial purposes is hereby granted *
+ * without fee, provided that the above copyright notice appears in all *
+ * copies and that both the copyright notice and this permission notice *
+ * appear in the supporting documentation. The authors make no claims *
+ * about the suitability of this software for any purpose. It is *
+ * provided "as is" without express or implied warranty. *
+ **************************************************************************/
+#include <TCanvas.h>
+#include <TClass.h>
+#include <TCollection.h>
+#include <TDirectory.h>
+#include <TH1F.h>
+#include <TH1I.h>
+#include <TH2I.h>
+#include <TMath.h>
+#include <TIterator.h>
+#include <TString.h>
+#include <TList.h>
+
+#include "AliAnalysisManager.h"
+#include "AliInputEventHandler.h"
+#include "AliESDtrack.h"
+#include "AliESDEvent.h"
+#include "AliLog.h"
+#include "AliPIDResponse.h"
+
+#include "AliESDpidCuts.h"
+
+ClassImp(AliESDpidCuts)
+
+const Int_t AliESDpidCuts::kNcuts = 3;
+
+//_____________________________________________________________________
+AliESDpidCuts::AliESDpidCuts(const Char_t *name, const Char_t *title):
+ AliAnalysisCuts(name, title)
+ , fPIDresponse(NULL)
+ , fTPCsigmaCutRequired(0)
+ , fTOFsigmaCutRequired(0)
+ , fCutTPCclusterRatio(0.)
+ , fMinMomentumTOF(0.5)
+ , fHcutStatistics(NULL)
+ , fHcutCorrelation(NULL)
+{
+ //
+ // Default constructor
+ //
+
+ memset(fCutTPCnSigma, 0, sizeof(Float_t)* AliPID::kSPECIES * 2);
+ memset(fCutTOFnSigma, 0, sizeof(Float_t)* AliPID::kSPECIES * 2);
+
+ memset(fHclusterRatio, 0, sizeof(TH1F *) * 2);
+ memset(fHnSigmaTPC, 0, sizeof(TH1F *) * AliPID::kSPECIES * 2);
+ memset(fHnSigmaTOF, 0, sizeof(TH1F *) * AliPID::kSPECIES * 2);
+}
+
+//_____________________________________________________________________
+AliESDpidCuts::AliESDpidCuts(const AliESDpidCuts &ref):
+ AliAnalysisCuts(ref)
+ , fPIDresponse(NULL)
+ , fTPCsigmaCutRequired(ref.fTPCsigmaCutRequired)
+ , fTOFsigmaCutRequired(ref.fTOFsigmaCutRequired)
+ , fCutTPCclusterRatio(ref.fCutTPCclusterRatio)
+ , fMinMomentumTOF(ref.fMinMomentumTOF)
+ , fHcutStatistics(NULL)
+ , fHcutCorrelation(NULL)
+{
+ //
+ // Copy constructor
+ //
+ fPIDresponse = ref.fPIDresponse;
+ memcpy(fCutTPCnSigma, ref.fCutTPCnSigma, sizeof(Float_t) * AliPID::kSPECIES * 2);
+ memcpy(fCutTOFnSigma, ref.fCutTOFnSigma, sizeof(Float_t) * AliPID::kSPECIES * 2);
+
+ if(ref.fHcutStatistics) fHcutStatistics = dynamic_cast<TH1I *>(ref.fHcutStatistics->Clone());
+ if(ref.fHcutCorrelation) fHcutCorrelation = dynamic_cast<TH2I *>(ref.fHcutCorrelation->Clone());
+ for(Int_t imode = 0; imode < 2; imode++){
+ if(ref.fHclusterRatio[imode]) fHclusterRatio[imode] = dynamic_cast<TH1F *>(ref.fHclusterRatio[imode]->Clone());
+ for(Int_t ispec = 0; ispec < AliPID::kSPECIES; ispec++){
+ if(fHnSigmaTPC[ispec][imode]) fHnSigmaTPC[ispec][imode] = dynamic_cast<TH1F *>(fHnSigmaTPC[ispec][imode]->Clone());
+ if(fHnSigmaTOF[ispec][imode]) fHnSigmaTOF[ispec][imode] = dynamic_cast<TH1F *>(fHnSigmaTPC[ispec][imode]->Clone());
+ }
+ }
+}
+
+//_____________________________________________________________________
+AliESDpidCuts &AliESDpidCuts::operator=(const AliESDpidCuts &ref){
+ //
+ // Assignment operator
+ //
+ if(this != &ref)
+ ref.Copy(*this);
+ return *this;
+}
+
+//_____________________________________________________________________
+AliESDpidCuts::~AliESDpidCuts(){
+ //
+ // Destructor
+ //
+
+ delete fHcutCorrelation;
+ for(Int_t imode = 0; imode < 2; imode++){
+ delete fHclusterRatio[imode];
+ for(Int_t ispec = 0; ispec < AliPID::kSPECIES; ispec++){
+ delete fHnSigmaTPC[ispec][imode];
+ delete fHnSigmaTOF[ispec][imode];
+ }
+ }
+}
+
+//_____________________________________________________________________
+void AliESDpidCuts::Init(){
+ //
+ // Init function, get PID response from the Analysis Manager
+ //
+ AliAnalysisManager *mgr = AliAnalysisManager::GetAnalysisManager();
+ if(mgr){
+ AliInputEventHandler *handler = dynamic_cast<AliInputEventHandler*>(mgr->GetInputEventHandler());
+ if(handler){
+ fPIDresponse = handler->GetPIDResponse();
+ }
+ }
+}
+
+//_____________________________________________________________________
+Bool_t AliESDpidCuts::IsSelected(TObject *obj){
+ //
+ // Select Track
+ //
+ AliESDtrack * trk = dynamic_cast<AliESDtrack*>(obj);
+ if(!trk){
+ AliError("Provided object is not AliESDtrack!");
+ return kFALSE;
+ }
+ const AliESDEvent* evt = trk->GetESDEvent();
+ if(!evt){
+ AliError("No AliESDEvent!");
+ return kFALSE;
+ }
+ return AcceptTrack(trk, evt);
+}
+
+//_____________________________________________________________________
+void AliESDpidCuts::Copy(TObject &c) const {
+ //
+ // Copy function
+ //
+ AliESDpidCuts &target = dynamic_cast<AliESDpidCuts &>(c);
+
+ target.fPIDresponse = fPIDresponse;
+
+ target.fCutTPCclusterRatio = fCutTPCclusterRatio;
+ target.fMinMomentumTOF = fMinMomentumTOF;
+
+ target.fTPCsigmaCutRequired = fTPCsigmaCutRequired;
+ target.fTOFsigmaCutRequired = fTOFsigmaCutRequired;
+
+ if(fHcutStatistics) target.fHcutStatistics = dynamic_cast<TH1I *>(fHcutStatistics->Clone());
+ if(fHcutCorrelation) target.fHcutCorrelation = dynamic_cast<TH2I *>(fHcutCorrelation->Clone());
+ for(Int_t imode = 0; imode < 2; imode++){
+ if(fHclusterRatio[imode]) target.fHclusterRatio[imode] = dynamic_cast<TH1F *>(fHclusterRatio[imode]->Clone());
+ for(Int_t ispec = 0; ispec < AliPID::kSPECIES; ispec++){
+ if(fHnSigmaTPC[ispec][imode]) target.fHnSigmaTPC[ispec][imode] = dynamic_cast<TH1F *>(fHnSigmaTPC[ispec][imode]->Clone());
+ if(fHnSigmaTOF[ispec][imode]) target.fHnSigmaTOF[ispec][imode] = dynamic_cast<TH1F *>(fHnSigmaTOF[ispec][imode]->Clone());
+ }
+ }
+
+ memcpy(target.fCutTPCnSigma, fCutTPCnSigma, sizeof(Float_t) * AliPID::kSPECIES * 2);
+ memcpy(target.fCutTOFnSigma, fCutTOFnSigma, sizeof(Float_t) * AliPID::kSPECIES * 2);
+
+ AliESDpidCuts::Copy(c);
+}
+
+//_____________________________________________________________________
+Long64_t AliESDpidCuts::Merge(TCollection *coll){
+ //
+ // Merge Cut objects
+ //
+ if(!coll) return 0;
+ if(coll->IsEmpty()) return 1;
+ if(!HasHistograms()) return 0;
+
+ TIterator *iter = coll->MakeIterator();
+ TObject *o = NULL;
+ AliESDpidCuts *ref = NULL;
+ Int_t counter = 0;
+ while((o = iter->Next())){
+ ref = dynamic_cast<AliESDpidCuts *>(o);
+ if(!ref) continue;
+ if(!ref->HasHistograms()) continue;
+
+ fHcutStatistics->Add(ref->fHcutStatistics);
+ fHcutCorrelation->Add(ref->fHcutCorrelation);
+ for(Int_t imode = 0; imode < 2; imode++){
+ fHclusterRatio[imode]->Add(ref->fHclusterRatio[imode]);
+ for(Int_t ispec = 0; ispec < AliPID::kSPECIES; ispec++){
+ fHnSigmaTPC[ispec][imode]->Add(ref->fHnSigmaTPC[ispec][imode]);
+ fHnSigmaTOF[ispec][imode]->Add(ref->fHnSigmaTOF[ispec][imode]);
+ }
+ }
+ ++counter;
+ }
+ return ++counter;
+}
+
+//_____________________________________________________________________
+void AliESDpidCuts::DefineHistograms(Color_t color){
+ //
+ // Swich on QA and create the histograms
+ //
+ SetBit(kHasHistograms, kTRUE);
+ fHcutStatistics = new TH1I("fHcutStatistics", "Cut Statistics", kNcuts, 0, kNcuts);
+ fHcutStatistics->SetLineColor(color);
+ fHcutCorrelation = new TH2I("fHcutCorrelation", "Cut Correlation", kNcuts, 0, kNcuts, kNcuts, 0, kNcuts);
+ TString cutname[kNcuts] = {"TPCclusterRatio", "TPC sigma", "TOF sigma"};
+ for(Int_t icut = 0; icut < kNcuts; icut++){
+ fHcutStatistics->GetXaxis()->SetBinLabel(fHcutStatistics->GetXaxis()->GetFirst() + icut, cutname[icut].Data());
+ fHcutCorrelation->GetXaxis()->SetBinLabel(fHcutCorrelation->GetXaxis()->GetFirst() + icut, cutname[icut].Data());
+ fHcutCorrelation->GetYaxis()->SetBinLabel(fHcutCorrelation->GetYaxis()->GetFirst() + icut, cutname[icut].Data());
+ }
+ Char_t hname[256], htitle[256];
+ for(Int_t imode = 0; imode < 2; imode++){
+ snprintf(hname, 256, "fHclusterRatio%s", imode ? "After" : "Before");
+ snprintf(htitle, 256, "TPC cluster Ratio %s cuts;Ratio;Entries", imode ? "after" : "before");
+ fHclusterRatio[imode] = new TH1F(hname, htitle, 20, 0., 1.);
+ for(Int_t ispec = 0; ispec < AliPID::kSPECIES; ispec++){
+ snprintf(hname, 256, "fHnSigma%sTPC%s", AliPID::ParticleName(ispec), imode ? "after" : "before");
+ snprintf(htitle, 256, "TPC sigma for %s %s cuts;sigma;Entries", AliPID::ParticleName(ispec), imode ? "after" : "before");
+ fHnSigmaTPC[ispec][imode] = new TH1F(hname, htitle, 200, -10., 10.);
+ snprintf(hname, 256, "fHnSigma%sTOF%s", AliPID::ParticleName(ispec), imode ? "after" : "before");
+ snprintf(htitle, 256, "TOF sigma for %s %s cuts;sigma;Entries", AliPID::ParticleName(ispec), imode ? "after" : "before");
+ fHnSigmaTOF[ispec][imode] = new TH1F(hname, htitle, 200, -10., 10.);
+ }
+ }
+}
+
+//_____________________________________________________________________
+Bool_t AliESDpidCuts::AcceptTrack(const AliESDtrack *track, const AliESDEvent *event){
+ //
+ // Check whether the tracks survived the cuts
+ //
+ if(!fPIDresponse){
+ Init();
+ if (!fPIDresponse)
+ AliError("PID Response not available");
+ return 0;
+ }
+ enum{
+ kCutClusterRatioTPC,
+ kCutNsigmaTPC,
+ kCutNsigmaTOF
+ };
+ Long64_t cutRequired=0, cutFullfiled = 0;
+ if(fTOFsigmaCutRequired && event == 0) {
+ AliError("No event pointer. Need event pointer for T0 for TOF cut");
+ return (0);
+ }
+ Double_t clusterRatio = track->GetTPCNclsF() ? static_cast<Float_t>(track->GetTPCNcls())/static_cast<Float_t>(track->GetTPCNclsF()) : 1.;
+ if(fCutTPCclusterRatio > 0.){
+ SETBIT(cutRequired, kCutClusterRatioTPC);
+ if(clusterRatio >= fCutTPCclusterRatio)
+ SETBIT(cutFullfiled, kCutClusterRatioTPC);
+ }
+ // check TPC nSigma cut
+ Float_t nsigmaTPC[AliPID::kSPECIES], nsigma; // need all sigmas for QA plotting
+ for(Int_t ispec = 0; ispec < AliPID::kSPECIES; ispec++){
+ nsigmaTPC[ispec] = nsigma = fPIDresponse->NumberOfSigmasTPC(track,(AliPID::EParticleType)ispec);
+ if(!(fTPCsigmaCutRequired & 1 << ispec)) continue;
+ SETBIT(cutRequired, kCutNsigmaTPC); // We found at least one species where the n-Sigma Cut is required
+ if(nsigma >= fCutTPCnSigma[2*ispec] && nsigma <= fCutTPCnSigma[2*ispec+1]) SETBIT(cutFullfiled, kCutNsigmaTPC); // Fullfiled for at least one species
+ }
+ // check TOF nSigma cut
+ Float_t nsigmaTOF[AliPID::kSPECIES]; // see above
+ Bool_t hasTOFpid = track->GetStatus() & AliESDtrack::kTOFpid; // only apply TOF n-sigma cut when PID Status Bit is set
+ Double_t times[AliPID::kSPECIES];
+ track->GetIntegratedTimes(times);
+ for(Int_t ispec = 0; ispec < AliPID::kSPECIES; ispec++){
+
+ if(hasTOFpid && event) nsigmaTOF[ispec] = nsigma = fPIDresponse->NumberOfSigmasTOF(track,(AliPID::EParticleType)ispec);
+ if(!(fTOFsigmaCutRequired && 1 << ispec)) continue;
+ SETBIT(cutRequired, kCutNsigmaTOF);
+ if(track->GetOuterParam()->P() >= fMinMomentumTOF){
+ if(hasTOFpid && nsigma <= fCutTOFnSigma[2*ispec] && nsigma >= fCutTOFnSigma[2*ispec+1]) SETBIT(cutFullfiled, kCutNsigmaTOF);
+ }
+ }
+
+ // Fill Histograms before cuts
+ if(HasHistograms()){
+ fHclusterRatio[0]->Fill(clusterRatio);
+ for(Int_t ispec = 0; ispec < AliPID::kSPECIES; ispec++){
+ fHnSigmaTPC[ispec][0]->Fill(nsigmaTPC[ispec]);
+ if(hasTOFpid) fHnSigmaTOF[ispec][0]->Fill(nsigmaTOF[ispec]);
+ }
+ }
+ if(cutRequired != cutFullfiled){
+ // Fill cut statistics
+ if(HasHistograms()){
+ for(Int_t icut = 0; icut < kNcuts; icut++){
+ if(TESTBIT(cutRequired, icut) && !TESTBIT(cutFullfiled, icut)){
+ // cut not fullfiled
+ fHcutStatistics->Fill(icut);
+ for(Int_t jcut = 0; jcut <= icut; jcut++)
+ if(TESTBIT(cutRequired, jcut) && !TESTBIT(cutFullfiled, jcut)) fHcutCorrelation->Fill(jcut, icut);
+ }
+ }
+ }
+ return kFALSE; // At least one cut is not fullfiled
+ }
+
+ // Fill Histograms after cuts
+ if(HasHistograms()){
+ fHclusterRatio[1]->Fill(clusterRatio);
+ for(Int_t ispec = 0; ispec < AliPID::kSPECIES; ispec++){
+ fHnSigmaTPC[ispec][1]->Fill(nsigmaTPC[ispec]);
+ if(hasTOFpid) fHnSigmaTOF[ispec][1]->Fill(nsigmaTOF[ispec]);
+ }
+ }
+
+ return kTRUE;
+}
+
+//_____________________________________________________________________
+void AliESDpidCuts::SaveHistograms(const Char_t * location){
+ //
+ // Save the histograms to a file
+ //
+ if(!HasHistograms()){
+ AliError("Histograms not on - Exiting");
+ return;
+ }
+ if(!location) location = GetName();
+ gDirectory->mkdir(location);
+ gDirectory->cd(location);
+ fHcutStatistics->Write();
+ fHcutCorrelation->Write();
+
+ gDirectory->mkdir("before_cuts");
+ gDirectory->mkdir("after_cuts");
+
+ gDirectory->cd("before_cuts");
+ fHclusterRatio[0]->Write();
+ for(Int_t ispec = 0; ispec < AliPID::kSPECIES; ispec++){
+ fHnSigmaTPC[ispec][0]->Write();
+ fHnSigmaTOF[ispec][0]->Write();
+ }
+
+ gDirectory->cd("../after_cuts");
+ fHclusterRatio[1]->Write();
+ for(Int_t ispec = 0; ispec < AliPID::kSPECIES; ispec++){
+ fHnSigmaTPC[ispec][1]->Write();
+ fHnSigmaTOF[ispec][1]->Write();
+ }
+
+ gDirectory->cd("..");
+}
+
+//_____________________________________________________________________
+void AliESDpidCuts::DrawHistograms(){
+ //
+ // Draw the Histograms
+ //
+ TCanvas *stat = new TCanvas("cutStat", "Cut Statistics", 640, 480);
+ stat->cd();
+ fHcutStatistics->SetStats(kFALSE);
+ fHcutStatistics->Draw();
+ stat->SaveAs(Form("%s_%s.gif", GetName(), stat->GetName()));
+
+ TCanvas *correl = new TCanvas("cutCorrelation", "Cut Correlation", 640, 480);
+ correl->cd();
+ fHcutCorrelation->SetStats(kFALSE);
+ fHcutCorrelation->Draw("colz");
+ correl->SaveAs(Form("%s_%s.gif", GetName(), correl->GetName()));
+
+ TCanvas *cRatio = new TCanvas("ClusterRatioTPC", "TPC cluster Ratio", 640, 480);
+ cRatio->cd();
+ fHclusterRatio[0]->SetLineColor(kRed);
+ fHclusterRatio[0]->SetStats(kFALSE);
+ fHclusterRatio[0]->Draw();
+ fHclusterRatio[1]->SetLineColor(kBlue);
+ fHclusterRatio[1]->SetStats(kFALSE);
+ fHclusterRatio[1]->Draw("same");
+ cRatio->SaveAs(Form("%s_%s.gif", GetName(), cRatio->GetName()));
+
+ TCanvas *cNsigTPC = new TCanvas("NsigmaTPC", "TPC n-sigma", 640, 480);
+ cNsigTPC->Divide(3,2);
+ for(Int_t ispec = 0; ispec < AliPID::kSPECIES; ispec++){
+ cNsigTPC->cd(ispec + 1);
+ fHnSigmaTPC[ispec][0]->SetLineColor(kRed);
+ fHnSigmaTPC[ispec][0]->SetStats(kFALSE);
+ fHnSigmaTPC[ispec][0]->Draw();
+ fHnSigmaTPC[ispec][1]->SetLineColor(kBlue);
+ fHnSigmaTPC[ispec][1]->SetStats(kFALSE);
+ fHnSigmaTPC[ispec][1]->Draw("same");
+ }
+ cNsigTPC->SaveAs(Form("%s_%s.gif", GetName(), cNsigTPC->GetName()));
+
+ TCanvas *cNsigTOF = new TCanvas("NsigmaTOF", "TOF n-sigma", 640, 480);
+ cNsigTOF->Divide(3,2);
+ for(Int_t ispec = 0; ispec < AliPID::kSPECIES; ispec++){
+ cNsigTOF->cd(ispec + 1);
+ fHnSigmaTOF[ispec][0]->SetLineColor(kRed);
+ fHnSigmaTOF[ispec][0]->SetStats(kFALSE);
+ fHnSigmaTOF[ispec][0]->Draw();
+ fHnSigmaTOF[ispec][1]->SetLineColor(kBlue);
+ fHnSigmaTOF[ispec][1]->SetStats(kFALSE);
+ fHnSigmaTOF[ispec][1]->Draw("same");
+ }
+ cNsigTOF->SaveAs(Form("%s_%s.gif", GetName(), cNsigTOF->GetName()));
+}
+
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff