//////////////////////////////////////////////////////
#include <TClonesArray.h>
+#include <TCanvas.h>
#include <TObjArray.h>
#include <TPad.h>
#include <TLegend.h>
+#include <TLatex.h>
+#include <TLine.h>
#include <TF1.h>
#include <TH2I.h>
+#include <TH2F.h>
#include <TH3S.h>
+#include <TH3F.h>
+#include <TProfile2D.h>
+#include <TProfile.h>
#include <TGraphErrors.h>
#include <TGraphAsymmErrors.h>
#include <TFile.h>
#include <TROOT.h>
#include <TChain.h>
#include <TParticle.h>
+#include <TTimeStamp.h>
#include "AliLog.h"
#include "AliAnalysisManager.h"
#include "AliMCEvent.h"
#include "AliESDInputHandler.h"
#include "AliMCEventHandler.h"
+#include "AliESDpid.h"
#include "AliESDtrack.h"
#include "AliMCParticle.h"
const Float_t AliTRDcheckESD::fgkxTPC = 290.;
const Float_t AliTRDcheckESD::fgkxTOF = 365.;
const UChar_t AliTRDcheckESD::fgkNgraph[AliTRDcheckESD::kNrefs] ={
-0, 4, 2, 10};
+8, 4, 2, 20};
FILE* AliTRDcheckESD::fgFile = NULL;
+const Float_t AliTRDcheckESD::fgkEvVertexZ = 15.;
+const Int_t AliTRDcheckESD::fgkEvVertexN = 1;
+const Float_t AliTRDcheckESD::fgkTrkDCAxy = 40.;
+const Float_t AliTRDcheckESD::fgkTrkDCAz = 15.;
+const Int_t AliTRDcheckESD::fgkNclTPC = 100;
+const Float_t AliTRDcheckESD::fgkPt = 0.2;
+const Float_t AliTRDcheckESD::fgkEta = 0.9;
+const Float_t AliTRDcheckESD::fgkQs = 0.002;
+
//____________________________________________________________________
AliTRDcheckESD::AliTRDcheckESD():
AliAnalysisTaskSE()
,fNRefFigures(0)
,fESD(NULL)
,fMC(NULL)
+ ,fESDpid(new AliESDpid)
,fHistos(NULL)
,fResults(NULL)
{
//
// Default constructor
//
- SetNameTitle("checkESD", "Check TRD @ ESD level");
+ SetNameTitle("TRDcheckESD", "Check TRD @ ESD level");
SetMC(kTRUE);
}
,fNRefFigures(0)
,fESD(NULL)
,fMC(NULL)
+ ,fESDpid(new AliESDpid)
,fHistos(NULL)
,fResults(NULL)
{
//
// Create Output Containers (TObjectArray containing 1D histograms)
//
- //OpenFile(0, "RECREATE");
-
Histos();
+ PostData(1, fHistos);
}
+//____________________________________________________________________
+void AliTRDcheckESD::MakeSummary(){
+ //
+ // Draw summary plots for the ESDcheck task
+ //
+ TCanvas *cOut = new TCanvas("trackingSummary", "Tracking summary for the ESD task", 1600, 1200);
+ cOut->cd();
+ GetRefFigure(4);
+ cOut->SaveAs("trackingSummary.gif");
+
+ cOut = new TCanvas("pidSummary", "PID summary for the ESD task", 1600, 1200);
+ cOut->cd();
+ GetRefFigure(5);
+ cOut->SaveAs("pidSummary.gif");
+}
//____________________________________________________________________
Bool_t AliTRDcheckESD::GetRefFigure(Int_t ifig)
{
+ //
+ // Produce reference Plots during PostProcessing
+ //
if(ifig>=fNRefFigures){
AliWarning(Form("Ref plot %d not available. Valid only up to %d", ifig, fNRefFigures));
return kFALSE;
if(!gPad){
AliWarning("Please provide a canvas to draw results.");
return kFALSE;
+ } else {
+ gPad->SetLogx(0);gPad->SetLogy(0);
+ gPad->SetMargin(0.125, 0.015, 0.1, 0.015);
}
const Char_t *title[20];
+ Float_t nada(0.0);
TH1 *hF(NULL);
+ TH1 *hFeffP(NULL); TH1 *hFeffN(NULL);
+ TH2 *h2F(NULL); TH2 *h2Feff(NULL);
+ TH2 *h2FtpcP(NULL); TH2 *h2FtpcN(NULL);
+ TH2 *h2FtrdP(NULL); TH2 *h2FtrdN(NULL);
+ TH3 *h3F(NULL);
if((hF=(TH1S*)gROOT->FindObject("hFcheckESD"))) delete hF;
TLegend *leg(NULL);
+ TList *l(NULL); TVirtualPad *pad(NULL);
TGraphErrors *g(NULL);TGraphAsymmErrors *ga(NULL);
TObjArray *arr(NULL);
+ TProfile2D *hProf2D(NULL);
+ TProfile *hProf(NULL);
+ TLatex *lat=new TLatex();
+ lat->SetTextSize(0.07);
+ lat->SetTextColor(2);
+ TLine line;
+ TTimeStamp now;
+ TF1* fitFunc(NULL);
switch(ifig){
case kNCl: // number of clusters/track
- ((TH1I*)fResults->At(kNCl))->Draw("c");
+ if(!(arr = (TObjArray*)fResults->At(kNCl))) return kFALSE;
+
+ leg = new TLegend(.83, .7, .99, .96);
+ leg->SetHeader("Species");
+ leg->SetBorderSize(0); leg->SetFillStyle(0);
+ for(Int_t ig(0); ig<fgkNgraph[kNCl]; ig++){
+ if(!(g = (TGraphErrors*)arr->At(ig))) return kFALSE;
+ if(!g->GetN()) continue;
+ g->Draw(ig?"pc":"apc"); leg->AddEntry(g, g->GetTitle(), "pl");
+ if(ig) continue;
+ hF=g->GetHistogram();
+ hF->SetXTitle("no of clusters");
+ hF->SetYTitle("entries");
+ hF->GetYaxis()->CenterTitle(1);
+ hF->GetYaxis()->SetTitleOffset(1.2);
+ hF->SetMinimum(5);
+ }
+ leg->Draw(); gPad->SetLogy();
break;
case kTRDstat: // Efficiency
if(!(arr = (TObjArray*)fResults->At(kTRDstat))) return kFALSE;
- leg = new TLegend(.65, .7, .95, .99);
+ leg = new TLegend(.62, .77, .98, .98);
leg->SetHeader("TRD Efficiency");
- leg->SetBorderSize(1); leg->SetFillColor(0);
+ leg->SetBorderSize(0); leg->SetFillStyle(0);
title[0] = "Geometrical (TRDin/TPCout)";
title[1] = "Tracking (TRDout/TRDin)";
title[2] = "PID (TRDpid/TRDin)";
title[3] = "Refit (TRDrefit/TRDin)";
hF = new TH1S("hFcheckESD", ";p [GeV/c];Efficiency", 10, 0.1, 10.);
- hF->SetMaximum(1.3);
+ hF->SetMaximum(1.4);
hF->GetXaxis()->SetMoreLogLabels();
+ hF->GetYaxis()->CenterTitle(1);
hF->Draw("p");
for(Int_t ig(0); ig<fgkNgraph[kTRDstat]; ig++){
if(!(g = (TGraphErrors*)arr->At(ig))) return kFALSE;
break;
case kPtRes: // Pt resolution @ vertex
if(!(arr = (TObjArray*)fResults->At(kPtRes))) return kFALSE;
- gPad->SetMargin(0.1, 0.22, 0.1, 0.023);
+ gPad->Divide(2, 1, 1.e-5, 1.e-5); l=gPad->GetListOfPrimitives();
+ pad = ((TVirtualPad*)l->At(0)); pad->cd(); pad->SetLogx();
+ pad->SetMargin(0.1, 0.022, 0.1, 0.023);
+ hF = new TH1S("hFcheckESD", "ITS+TPC+TRD;p_{t} [GeV/c];#Delta p_{t} / p_{t} [%]", 10, 0.2, 10.);
+ hF->SetMaximum(10.);hF->SetMinimum(-3.);
+ hF->GetXaxis()->SetMoreLogLabels();
+ hF->GetXaxis()->SetTitleOffset(1.2);
+ hF->GetYaxis()->CenterTitle();
+ hF->Draw("p");
+ //for(Int_t ig(0); ig<fgkNgraph[kPtRes]/2; ig++){
+ for(Int_t ig(2); ig<6; ig++){
+ if(!(g = (TGraphErrors*)arr->At(ig))) continue;
+ if(!g->GetN()) continue;
+ g->Draw("pl");
+ //PutTrendValue(name[id], g->GetMean(2));
+ //PutTrendValue(Form("%sRMS", name[id]), g->GetRMS(2));
+ }
+ pad = ((TVirtualPad*)l->At(1)); pad->cd(); pad->SetLogx();
+ pad->SetMargin(0.1, 0.22, 0.1, 0.023);
+ hF = (TH1*)hF->Clone("hFcheckESD1");
+ hF->SetTitle("ITS+TPC");
+ hF->SetMaximum(10.);hF->SetMinimum(-3.);
+ hF->Draw("p");
leg = new TLegend(.78, .1, .99, .98);
leg->SetHeader("P_{t} @ DCA");
leg->SetBorderSize(1); leg->SetFillColor(0);
leg->SetTextAlign(22);
leg->SetTextFont(12);
leg->SetTextSize(0.03813559);
- hF = new TH1S("hFcheckESD", ";p_{t} [GeV/c];#Delta p_{t} / p_{t} [%]", 10, 0.2, 10.);
- hF->SetMaximum(10.);hF->SetMinimum(-3.);
- hF->GetXaxis()->SetMoreLogLabels();
- hF->GetXaxis()->SetTitleOffset(1.2);
- hF->GetYaxis()->CenterTitle();
- hF->Draw("p");
{
Int_t nPlots(0);
- for(Int_t ig(0); ig<fgkNgraph[kPtRes]; ig++){
- if(!(g = (TGraphErrors*)arr->At(ig))) continue;//return kFALSE;
+ //for(Int_t ig(fgkNgraph[kPtRes]/2); ig<fgkNgraph[kPtRes]; ig++){
+ for(Int_t ig(12); ig<16; ig++){
+ if(!(g = (TGraphErrors*)arr->At(ig))) continue;
if(!g->GetN()) continue;
nPlots++;
g->Draw("pl"); leg->AddEntry(g, g->GetTitle(), "pl");
}
if(nPlots) leg->Draw();
}
- gPad->SetLogx();
break;
+ case 4: // plot a 3x3 canvas with tracking related histograms
+ gPad->SetTopMargin(0.05); gPad->SetBottomMargin(0.001);
+ gPad->SetLeftMargin(0.001); gPad->SetRightMargin(0.001);
+ gPad->Divide(3,3,0.,0.);
+ l=gPad->GetListOfPrimitives();
+ // eta-phi distr. for positive TPC tracks
+ pad = ((TVirtualPad*)l->At(0)); pad->cd();
+ pad->SetLeftMargin(0.15); pad->SetRightMargin(0.1);
+ pad->SetTopMargin(0.1); pad->SetBottomMargin(0.15);
+ pad->SetGridx(kFALSE); pad->SetGridy(kFALSE);
+ h3F = dynamic_cast<TH3F*>(fHistos->At(kTPCRefTracksPos));
+ h2FtpcP = (TH2F*)Proj3D((TH3F*)h3F, 0x0, 1, h3F->GetZaxis()->GetNbins(), nada)->Clone();
+ h2FtpcP->SetStats(kFALSE);
+ h2FtpcP->GetXaxis()->SetTitle("#eta");
+ h2FtpcP->GetXaxis()->CenterTitle();
+ h2FtpcP->GetXaxis()->SetTitleSize(0.07);
+ h2FtpcP->GetXaxis()->SetTitleOffset(0.8);
+ h2FtpcP->GetXaxis()->SetLabelSize(0.05);
+ h2FtpcP->GetYaxis()->SetTitle("detector #varphi");
+ h2FtpcP->GetYaxis()->CenterTitle();
+ h2FtpcP->GetYaxis()->SetTitleSize(0.07);
+ h2FtpcP->GetYaxis()->SetTitleOffset(0.8);
+ h2FtpcP->GetYaxis()->SetLabelSize(0.05);
+ h2FtpcP->SetTitle("");
+ h2FtpcP->Draw("colz");
+ lat->DrawLatex(-0.9, 3.6, "TPC positive ref. tracks");
+ //-----------------
+ // eta-phi distr. for negative TPC tracks
+ pad = ((TVirtualPad*)l->At(1)); pad->cd();
+ pad->SetLeftMargin(0.15); pad->SetRightMargin(0.1);
+ pad->SetTopMargin(0.1); pad->SetBottomMargin(0.15);
+ pad->SetGridx(kFALSE); pad->SetGridy(kFALSE);
+ h3F = dynamic_cast<TH3F*>(fHistos->At(kTPCRefTracksNeg));
+ h2FtpcN = (TH2F*)Proj3D((TH3F*)h3F, 0x0, 1, h3F->GetZaxis()->GetNbins(), nada)->Clone();
+ h2FtpcN->SetStats(kFALSE);
+ h2FtpcN->GetXaxis()->SetTitle("#eta");
+ h2FtpcN->GetXaxis()->CenterTitle();
+ h2FtpcN->GetXaxis()->SetTitleSize(0.07);
+ h2FtpcN->GetXaxis()->SetTitleOffset(0.8);
+ h2FtpcN->GetXaxis()->SetLabelSize(0.05);
+ h2FtpcN->GetYaxis()->SetTitle("detector #varphi");
+ h2FtpcN->GetYaxis()->CenterTitle();
+ h2FtpcN->GetYaxis()->SetTitleSize(0.07);
+ h2FtpcN->GetYaxis()->SetTitleOffset(0.8);
+ h2FtpcN->GetYaxis()->SetLabelSize(0.05);
+ h2FtpcN->SetTitle("");
+ h2FtpcN->Draw("colz");
+ lat->DrawLatex(-0.9, 3.6, "TPC negative ref. tracks");
+ // eta-phi distr. for positive TRD tracks
+ pad = ((TVirtualPad*)l->At(3)); pad->cd();
+ pad->SetLeftMargin(0.15); pad->SetRightMargin(0.1);
+ pad->SetTopMargin(0.1); pad->SetBottomMargin(0.15);
+ pad->SetGridx(kFALSE); pad->SetGridy(kFALSE);
+ h3F = dynamic_cast<TH3F*>(fHistos->At(kTRDRefTracksPos));
+ h2FtrdP = (TH2F*)Proj3D((TH3F*)h3F, 0x0, 1, h3F->GetZaxis()->GetNbins(), nada)->Clone();
+ h2FtrdP->SetStats(kFALSE);
+ h2FtrdP->GetXaxis()->SetTitle("#eta");
+ h2FtrdP->GetXaxis()->CenterTitle();
+ h2FtrdP->GetXaxis()->SetTitleSize(0.07);
+ h2FtrdP->GetXaxis()->SetTitleOffset(0.8);
+ h2FtrdP->GetXaxis()->SetLabelSize(0.05);
+ h2FtrdP->GetYaxis()->SetTitle("detector #varphi");
+ h2FtrdP->GetYaxis()->CenterTitle();
+ h2FtrdP->GetYaxis()->SetTitleSize(0.07);
+ h2FtrdP->GetYaxis()->SetTitleOffset(0.8);
+ h2FtrdP->GetYaxis()->SetLabelSize(0.05);
+ h2FtrdP->SetMaximum(h2FtpcP->GetMaximum());
+ h2FtrdP->SetTitle("");
+ h2FtrdP->Draw("colz");
+ lat->DrawLatex(-0.9, 3.6, "TRD positive ref. tracks");
+ //-----------------
+ // eta-phi distr. for negative TRD tracks
+ pad = ((TVirtualPad*)l->At(4)); pad->cd();
+ pad->SetLeftMargin(0.15); pad->SetRightMargin(0.1);
+ pad->SetTopMargin(0.1); pad->SetBottomMargin(0.15);
+ pad->SetGridx(kFALSE); pad->SetGridy(kFALSE);
+ h3F = dynamic_cast<TH3F*>(fHistos->At(kTRDRefTracksNeg));
+ h2FtrdN = (TH2F*)Proj3D((TH3F*)h3F, 0x0, 1, h3F->GetZaxis()->GetNbins(), nada)->Clone();
+ h2FtrdN->SetStats(kFALSE);
+ h2FtrdN->GetXaxis()->SetTitle("#eta");
+ h2FtrdN->GetXaxis()->CenterTitle();
+ h2FtrdN->GetXaxis()->SetTitleSize(0.07);
+ h2FtrdN->GetXaxis()->SetTitleOffset(0.8);
+ h2FtrdN->GetXaxis()->SetLabelSize(0.05);
+ h2FtrdN->GetYaxis()->SetTitle("detector #varphi");
+ h2FtrdN->GetYaxis()->CenterTitle();
+ h2FtrdN->GetYaxis()->SetTitleSize(0.07);
+ h2FtrdN->GetYaxis()->SetTitleOffset(0.8);
+ h2FtrdN->GetYaxis()->SetLabelSize(0.05);
+ h2FtrdN->SetMaximum(h2FtpcN->GetMaximum());
+ h2FtrdN->SetTitle("");
+ h2FtrdN->Draw("colz");
+ lat->DrawLatex(-0.9, 3.6, "TRD negative ref. tracks");
+ // eta-phi efficiency for positive TRD tracks
+ pad = ((TVirtualPad*)l->At(6)); pad->cd();
+ pad->SetLeftMargin(0.15); pad->SetRightMargin(0.1);
+ pad->SetTopMargin(0.1); pad->SetBottomMargin(0.15);
+ pad->SetGridx(kFALSE); pad->SetGridy(kFALSE);
+ h2Feff = (TH2F*)h2FtrdP->Clone();
+ h2Feff->Reset();
+ h2Feff->SetStats(kFALSE);
+ h2Feff->Divide(h2FtrdP, h2FtpcP);
+ h2Feff->GetXaxis()->SetTitle("#eta");
+ h2Feff->GetXaxis()->CenterTitle();
+ h2Feff->GetXaxis()->SetTitleSize(0.07);
+ h2Feff->GetXaxis()->SetTitleOffset(0.8);
+ h2Feff->GetXaxis()->SetLabelSize(0.05);
+ h2Feff->GetYaxis()->SetTitle("detector #varphi");
+ h2Feff->GetYaxis()->CenterTitle();
+ h2Feff->GetYaxis()->SetTitleSize(0.07);
+ h2Feff->GetYaxis()->SetTitleOffset(0.8);
+ h2Feff->GetYaxis()->SetLabelSize(0.05);
+ h2Feff->SetMaximum(1.0);
+ h2Feff->SetTitle("");
+ h2Feff->Draw("colz");
+ lat->DrawLatex(-0.9, 3.6, "Efficiency positive tracks");
+ // eta-phi efficiency for negative TRD tracks
+ pad = ((TVirtualPad*)l->At(7)); pad->cd();
+ pad->SetLeftMargin(0.15); pad->SetRightMargin(0.1);
+ pad->SetTopMargin(0.1); pad->SetBottomMargin(0.15);
+ pad->SetGridx(kFALSE); pad->SetGridy(kFALSE);
+ h2Feff = (TH2F*)h2FtrdN->Clone();
+ h2Feff->Reset();
+ h2Feff->SetStats(kFALSE);
+ h2Feff->Divide(h2FtrdN, h2FtpcN);
+ h2Feff->GetXaxis()->SetTitle("#eta");
+ h2Feff->GetXaxis()->CenterTitle();
+ h2Feff->GetXaxis()->SetTitleSize(0.07);
+ h2Feff->GetXaxis()->SetTitleOffset(0.8);
+ h2Feff->GetXaxis()->SetLabelSize(0.05);
+ h2Feff->GetYaxis()->SetTitle("detector #varphi");
+ h2Feff->GetYaxis()->CenterTitle();
+ h2Feff->GetYaxis()->SetTitleSize(0.07);
+ h2Feff->GetYaxis()->SetTitleOffset(0.8);
+ h2Feff->GetYaxis()->SetLabelSize(0.05);
+ h2Feff->SetMaximum(1.0);
+ h2Feff->SetTitle("");
+ h2Feff->Draw("colz");
+ lat->DrawLatex(-0.9, 3.6, "Efficiency negative tracks");
+
+ // <ntracklets> vs (phi,eta)
+ pad = ((TVirtualPad*)l->At(2)); pad->cd();
+ pad->SetLeftMargin(0.15); pad->SetRightMargin(0.1);
+ pad->SetTopMargin(0.1); pad->SetBottomMargin(0.15);
+ pad->SetGridx(kFALSE); pad->SetGridy(kFALSE);
+ hProf2D = dynamic_cast<TProfile2D*>(fHistos->At(kTRDEtaPhiAvNtrkl));
+ hProf2D->SetStats(kFALSE);
+ hProf2D->SetTitle("");
+ hProf2D->GetXaxis()->SetTitle("#eta");
+ hProf2D->GetXaxis()->SetTitleOffset(0.8);
+ hProf2D->GetXaxis()->SetTitleSize(0.07);
+ hProf2D->GetXaxis()->CenterTitle();
+ hProf2D->GetXaxis()->SetLabelSize(0.05);
+ hProf2D->GetYaxis()->SetTitle("detector #varphi");
+ hProf2D->GetYaxis()->SetTitleOffset(0.8);
+ hProf2D->GetYaxis()->SetTitleSize(0.07);
+ hProf2D->GetYaxis()->SetLabelSize(0.05);
+ hProf2D->GetYaxis()->CenterTitle();
+ hProf2D->SetMinimum(0.);
+ hProf2D->SetMaximum(6.);
+ hProf2D->Draw("colz");
+ lat->DrawLatex(-0.9, 3.6, "TRD <N_{tracklets}>");
+ // TPC-TRD matching efficiency vs pt
+ pad = ((TVirtualPad*)l->At(5)); pad->cd();
+ pad->SetLeftMargin(0.15); pad->SetRightMargin(0.02);
+ pad->SetTopMargin(0.02); pad->SetBottomMargin(0.15);
+ pad->SetGridx(kFALSE); pad->SetGridy(kFALSE);
+ hFeffP = EfficiencyTRD(1);
+ hFeffN = EfficiencyTRD(-1);
+ h2F=new TH2F("rangeEffPt", "",10,0.,10.,10,0.,1.1);
+ h2F->SetStats(kFALSE);
+ h2F->GetXaxis()->SetTitle("p_{T} [GeV/c]");
+ h2F->GetXaxis()->SetTitleOffset(0.8);
+ h2F->GetXaxis()->SetTitleSize(0.07);
+ h2F->GetXaxis()->CenterTitle();
+ h2F->GetXaxis()->SetLabelSize(0.05);
+ h2F->GetYaxis()->SetTitle("TRD-TPC matching efficiency");
+ h2F->GetYaxis()->SetTitleOffset(0.8);
+ h2F->GetYaxis()->SetTitleSize(0.07);
+ h2F->GetYaxis()->SetLabelSize(0.05);
+ h2F->GetYaxis()->CenterTitle();
+ h2F->Draw();
+ line.SetLineStyle(2);
+ line.SetLineWidth(2);
+ line.DrawLine(h2F->GetXaxis()->GetXmin(), 0.7, h2F->GetXaxis()->GetXmax(), 0.7);
+ line.DrawLine(h2F->GetXaxis()->GetXmin(), 0.9, h2F->GetXaxis()->GetXmax(), 0.9);
+ hFeffP->SetMarkerStyle(20);
+ hFeffP->SetMarkerColor(2);
+ hFeffN->SetMarkerStyle(22);
+ hFeffN->SetMarkerColor(4);
+ hFeffP->Draw("same");
+ hFeffN->Draw("same");
+ leg=new TLegend(0.65, 0.2, 0.95, 0.4);
+ leg->SetFillColor(0);
+ leg->AddEntry(hFeffP, "positives", "p");
+ leg->AddEntry(hFeffN, "negatives", "p");
+ leg->Draw();
+ // create trending values for the TPC-TRD matching efficiency
+ // fit the efficiency histos with a constant in the range [1.0,1.5] GeV/c
+ fitFunc = new TF1("constantFunc","[0]",1.0,1.5);
+ hFeffP->Fit(fitFunc,"Q0","",1.0,1.5);
+ PutTrendValue("TrackingEffPos1GeV", fitFunc->GetParameter(0));
+ PutTrendValue("TrackingEffPos1GeVErr", fitFunc->GetParError(0));
+ hFeffN->Fit(fitFunc,"Q0","",1.0,1.5);
+ PutTrendValue("TrackingEffNeg1GeV", fitFunc->GetParameter(0));
+ PutTrendValue("TrackingEffNeg1GeVErr", fitFunc->GetParError(0));
+ // Nclusters per TRD track
+ pad = ((TVirtualPad*)l->At(8)); pad->cd();
+ pad->SetLeftMargin(0.15); pad->SetRightMargin(0.12);
+ pad->SetTopMargin(0.02); pad->SetBottomMargin(0.15);
+ pad->SetGridx(kFALSE); pad->SetGridy(kFALSE);
+ pad->SetLogz();
+ h2F = dynamic_cast<TH2F*>(fHistos->At(kNClsTrackTRD));
+ h2F->SetStats(kFALSE);
+ h2F->SetTitle("");
+ h2F->GetXaxis()->SetTitle("p [GeV/c]");
+ h2F->GetXaxis()->SetTitleOffset(0.8);
+ h2F->GetXaxis()->SetTitleSize(0.07);
+ h2F->GetXaxis()->CenterTitle();
+ h2F->GetXaxis()->SetLabelSize(0.05);
+ h2F->GetYaxis()->SetTitle("#clusters per TRD track");
+ h2F->GetYaxis()->SetTitleOffset(0.8);
+ h2F->GetYaxis()->SetTitleSize(0.07);
+ h2F->GetYaxis()->CenterTitle();
+ h2F->GetYaxis()->SetLabelSize(0.05);
+ h2F->Draw("colz");
+ break;
+ case 5: // plot a 3x3 canvas with PID related histograms
+ gPad->SetTopMargin(0.05); gPad->SetBottomMargin(0.001);
+ gPad->SetLeftMargin(0.001); gPad->SetRightMargin(0.001);
+ gPad->Divide(3,3,0.,0.);
+ l=gPad->GetListOfPrimitives();
+ // eta-phi distr. for <Qtot> in layer 0
+ pad = ((TVirtualPad*)l->At(0)); pad->cd();
+ pad->SetLeftMargin(0.15); pad->SetRightMargin(0.1);
+ pad->SetTopMargin(0.1); pad->SetBottomMargin(0.15);
+ pad->SetGridx(kFALSE); pad->SetGridy(kFALSE);
+ hProf2D = dynamic_cast<TProfile2D*>(fHistos->At(kTRDEtaPhiAvQtot+0));
+ hProf2D->SetStats(kFALSE);
+ hProf2D->SetTitle("");
+ hProf2D->GetXaxis()->SetTitle("#eta");
+ hProf2D->GetXaxis()->SetTitleOffset(0.8);
+ hProf2D->GetXaxis()->SetTitleSize(0.07);
+ hProf2D->GetXaxis()->CenterTitle();
+ hProf2D->GetXaxis()->SetLabelSize(0.05);
+ hProf2D->GetYaxis()->SetTitle("detector #varphi");
+ hProf2D->GetYaxis()->SetTitleOffset(0.8);
+ hProf2D->GetYaxis()->SetTitleSize(0.07);
+ hProf2D->GetYaxis()->SetLabelSize(0.05);
+ hProf2D->GetYaxis()->CenterTitle();
+ hProf2D->SetMinimum(0.);
+ hProf2D->SetMaximum(25.);
+ hProf2D->Draw("colz");
+ lat->DrawLatex(-0.9, 3.6, "TRD <Q_{tot}> Layer 0");
+ // eta-phi distr. for <Qtot> in layer 1
+ pad = ((TVirtualPad*)l->At(3)); pad->cd();
+ pad->SetLeftMargin(0.15); pad->SetRightMargin(0.1);
+ pad->SetTopMargin(0.1); pad->SetBottomMargin(0.15);
+ pad->SetGridx(kFALSE); pad->SetGridy(kFALSE);
+ hProf2D = dynamic_cast<TProfile2D*>(fHistos->At(kTRDEtaPhiAvQtot+1));
+ hProf2D->SetStats(kFALSE);
+ hProf2D->SetTitle("");
+ hProf2D->GetXaxis()->SetTitle("#eta");
+ hProf2D->GetXaxis()->SetTitleOffset(0.8);
+ hProf2D->GetXaxis()->SetTitleSize(0.07);
+ hProf2D->GetXaxis()->CenterTitle();
+ hProf2D->GetXaxis()->SetLabelSize(0.05);
+ hProf2D->GetYaxis()->SetTitle("detector #varphi");
+ hProf2D->GetYaxis()->SetTitleOffset(0.8);
+ hProf2D->GetYaxis()->SetTitleSize(0.07);
+ hProf2D->GetYaxis()->SetLabelSize(0.05);
+ hProf2D->GetYaxis()->CenterTitle();
+ hProf2D->SetMinimum(0.);
+ hProf2D->SetMaximum(25.);
+ hProf2D->Draw("colz");
+ lat->DrawLatex(-0.9, 3.6, "TRD <Q_{tot}> Layer 1");
+ // eta-phi distr. for <Qtot> in layer 2
+ pad = ((TVirtualPad*)l->At(6)); pad->cd();
+ pad->SetLeftMargin(0.15); pad->SetRightMargin(0.1);
+ pad->SetTopMargin(0.1); pad->SetBottomMargin(0.15);
+ pad->SetGridx(kFALSE); pad->SetGridy(kFALSE);
+ hProf2D = dynamic_cast<TProfile2D*>(fHistos->At(kTRDEtaPhiAvQtot+2));
+ hProf2D->SetStats(kFALSE);
+ hProf2D->SetTitle("");
+ hProf2D->GetXaxis()->SetTitle("#eta");
+ hProf2D->GetXaxis()->SetTitleOffset(0.8);
+ hProf2D->GetXaxis()->SetTitleSize(0.07);
+ hProf2D->GetXaxis()->CenterTitle();
+ hProf2D->GetXaxis()->SetLabelSize(0.05);
+ hProf2D->GetYaxis()->SetTitle("detector #varphi");
+ hProf2D->GetYaxis()->SetTitleOffset(0.8);
+ hProf2D->GetYaxis()->SetTitleSize(0.07);
+ hProf2D->GetYaxis()->SetLabelSize(0.05);
+ hProf2D->GetYaxis()->CenterTitle();
+ hProf2D->SetMinimum(0.);
+ hProf2D->SetMaximum(25.);
+ hProf2D->Draw("colz");
+ lat->DrawLatex(-0.9, 3.6, "TRD <Q_{tot}> Layer 2");
+ // eta-phi distr. for <Qtot> in layer 3
+ pad = ((TVirtualPad*)l->At(1)); pad->cd();
+ pad->SetLeftMargin(0.15); pad->SetRightMargin(0.1);
+ pad->SetTopMargin(0.1); pad->SetBottomMargin(0.15);
+ pad->SetGridx(kFALSE); pad->SetGridy(kFALSE);
+ hProf2D = dynamic_cast<TProfile2D*>(fHistos->At(kTRDEtaPhiAvQtot+3));
+ hProf2D->SetStats(kFALSE);
+ hProf2D->SetTitle("");
+ hProf2D->GetXaxis()->SetTitle("#eta");
+ hProf2D->GetXaxis()->SetTitleOffset(0.8);
+ hProf2D->GetXaxis()->SetTitleSize(0.07);
+ hProf2D->GetXaxis()->CenterTitle();
+ hProf2D->GetXaxis()->SetLabelSize(0.05);
+ hProf2D->GetYaxis()->SetTitle("detector #varphi");
+ hProf2D->GetYaxis()->SetTitleOffset(0.8);
+ hProf2D->GetYaxis()->SetTitleSize(0.07);
+ hProf2D->GetYaxis()->SetLabelSize(0.05);
+ hProf2D->GetYaxis()->CenterTitle();
+ hProf2D->SetMinimum(0.);
+ hProf2D->SetMaximum(25.);
+ hProf2D->Draw("colz");
+ lat->DrawLatex(-0.9, 3.6, "TRD <Q_{tot}> Layer 3");
+ // eta-phi distr. for <Qtot> in layer 4
+ pad = ((TVirtualPad*)l->At(4)); pad->cd();
+ pad->SetLeftMargin(0.15); pad->SetRightMargin(0.1);
+ pad->SetTopMargin(0.1); pad->SetBottomMargin(0.15);
+ pad->SetGridx(kFALSE); pad->SetGridy(kFALSE);
+ hProf2D = dynamic_cast<TProfile2D*>(fHistos->At(kTRDEtaPhiAvQtot+4));
+ hProf2D->SetStats(kFALSE);
+ hProf2D->SetTitle("");
+ hProf2D->GetXaxis()->SetTitle("#eta");
+ hProf2D->GetXaxis()->SetTitleOffset(0.8);
+ hProf2D->GetXaxis()->SetTitleSize(0.07);
+ hProf2D->GetXaxis()->CenterTitle();
+ hProf2D->GetXaxis()->SetLabelSize(0.05);
+ hProf2D->GetYaxis()->SetTitle("detector #varphi");
+ hProf2D->GetYaxis()->SetTitleOffset(0.8);
+ hProf2D->GetYaxis()->SetTitleSize(0.07);
+ hProf2D->GetYaxis()->SetLabelSize(0.05);
+ hProf2D->GetYaxis()->CenterTitle();
+ hProf2D->SetMinimum(0.);
+ hProf2D->SetMaximum(25.);
+ hProf2D->Draw("colz");
+ lat->DrawLatex(-0.9, 3.6, "TRD <Q_{tot}> Layer 4");
+ // eta-phi distr. for <Qtot> in layer 5
+ pad = ((TVirtualPad*)l->At(7)); pad->cd();
+ pad->SetLeftMargin(0.15); pad->SetRightMargin(0.1);
+ pad->SetTopMargin(0.1); pad->SetBottomMargin(0.15);
+ pad->SetGridx(kFALSE); pad->SetGridy(kFALSE);
+ hProf2D = dynamic_cast<TProfile2D*>(fHistos->At(kTRDEtaPhiAvQtot+5));
+ hProf2D->SetStats(kFALSE);
+ hProf2D->SetTitle("");
+ hProf2D->GetXaxis()->SetTitle("#eta");
+ hProf2D->GetXaxis()->SetTitleOffset(0.8);
+ hProf2D->GetXaxis()->SetTitleSize(0.07);
+ hProf2D->GetXaxis()->CenterTitle();
+ hProf2D->GetXaxis()->SetLabelSize(0.05);
+ hProf2D->GetYaxis()->SetTitle("detector #varphi");
+ hProf2D->GetYaxis()->SetTitleOffset(0.8);
+ hProf2D->GetYaxis()->SetTitleSize(0.07);
+ hProf2D->GetYaxis()->SetLabelSize(0.05);
+ hProf2D->GetYaxis()->CenterTitle();
+ hProf2D->SetMinimum(0.);
+ hProf2D->SetMaximum(25.);
+ hProf2D->Draw("colz");
+ lat->DrawLatex(-0.9, 3.6, "TRD <Q_{tot}> Layer 5");
+ // PH versus slice number
+ pad = ((TVirtualPad*)l->At(2)); pad->cd();
+ pad->SetLeftMargin(0.15); pad->SetRightMargin(0.1);
+ pad->SetTopMargin(0.1); pad->SetBottomMargin(0.15);
+ pad->SetGridx(kFALSE); pad->SetGridy(kFALSE);
+ h2F = dynamic_cast<TH2F*>(fHistos->At(kPHSlice));
+ hF = Proj2D((TH2F*)h2F);
+ h2F->SetStats(kFALSE);
+ h2F->SetTitle("");
+ h2F->GetXaxis()->SetTitle("slice");
+ h2F->GetXaxis()->SetTitleOffset(0.8);
+ h2F->GetXaxis()->SetTitleSize(0.07);
+ h2F->GetXaxis()->CenterTitle();
+ h2F->GetXaxis()->SetLabelSize(0.05);
+ h2F->GetYaxis()->SetTitle("PH");
+ h2F->GetYaxis()->SetTitleOffset(0.8);
+ h2F->GetYaxis()->SetTitleSize(0.07);
+ h2F->GetYaxis()->SetLabelSize(0.05);
+ h2F->GetYaxis()->CenterTitle();
+ h2F->Draw("colz");
+ hF->SetLineWidth(2);
+ hF->Draw("same");
+ // Qtot vs P
+ pad = ((TVirtualPad*)l->At(5)); pad->cd();
+ pad->SetLeftMargin(0.15); pad->SetRightMargin(0.1);
+ pad->SetTopMargin(0.1); pad->SetBottomMargin(0.15);
+ pad->SetGridx(kFALSE); pad->SetGridy(kFALSE);
+ pad->SetLogz();
+ h2F = dynamic_cast<TH2F*>(fHistos->At(kQtotP));
+ h2F->SetStats(kFALSE);
+ h2F->SetTitle("");
+ h2F->GetXaxis()->SetTitle("P [GeV/c]");
+ h2F->GetXaxis()->SetTitleOffset(0.8);
+ h2F->GetXaxis()->SetTitleSize(0.07);
+ h2F->GetXaxis()->CenterTitle();
+ h2F->GetXaxis()->SetLabelSize(0.05);
+ h2F->GetYaxis()->SetRangeUser(0.0,100.0);
+ h2F->GetYaxis()->SetTitle("Q_{tot}");
+ h2F->GetYaxis()->SetTitleOffset(0.8);
+ h2F->GetYaxis()->SetTitleSize(0.07);
+ h2F->GetYaxis()->SetLabelSize(0.05);
+ h2F->GetYaxis()->CenterTitle();
+ h2F->Draw("colz");
+ // create trending value for the average Qtot at 1 GeV/c
+ hProf = h2F->ProfileX("profileQtot",1,h2F->GetYaxis()->FindBin(40.));
+ PutTrendValue("AvQtot1GeV", hProf->GetBinContent(hProf->GetXaxis()->FindBin(1.)));
+ PutTrendValue("AvQtot1GeVErr", hProf->GetBinError(hProf->GetXaxis()->FindBin(1.)));
+ // PH versus slice number for TPC pions and electrons
+ pad = ((TVirtualPad*)l->At(8)); pad->cd();
+ pad->SetLeftMargin(0.15); pad->SetRightMargin(0.1);
+ pad->SetTopMargin(0.1); pad->SetBottomMargin(0.15);
+ pad->SetGridx(kFALSE); pad->SetGridy(kFALSE);
+ h2FtrdP = dynamic_cast<TH2F*>(fHistos->At(kPHSliceTPCpions));
+ h2FtrdN = dynamic_cast<TH2F*>(fHistos->At(kPHSliceTPCelectrons));
+ hFeffP = Proj2D((TH2F*)h2FtrdP);
+ hFeffN = Proj2D((TH2F*)h2FtrdN);
+ h2F = new TH2F("PHvsSlice","",10,h2FtrdN->GetXaxis()->GetXmin(),h2FtrdN->GetXaxis()->GetXmax(),
+ 10,h2FtrdN->GetYaxis()->GetXmin(),h2FtrdN->GetYaxis()->GetXmax());
+ h2F->SetStats(kFALSE);
+ h2F->SetTitle("");
+ h2F->GetXaxis()->SetTitle("slice");
+ h2F->GetXaxis()->SetTitleOffset(0.8);
+ h2F->GetXaxis()->SetTitleSize(0.07);
+ h2F->GetXaxis()->CenterTitle();
+ h2F->GetXaxis()->SetLabelSize(0.05);
+ h2F->GetYaxis()->SetTitle("PH");
+ h2F->GetYaxis()->SetTitleOffset(0.8);
+ h2F->GetYaxis()->SetTitleSize(0.07);
+ h2F->GetYaxis()->SetLabelSize(0.05);
+ h2F->GetYaxis()->CenterTitle();
+ h2F->Draw();
+ hFeffN->SetLineWidth(2);
+ hFeffN->SetLineColor(2);
+ hFeffP->SetLineWidth(2);
+ hFeffP->SetLineColor(4);
+ hFeffN->Draw("same");
+ hFeffP->Draw("same");
+ leg=new TLegend(0.65, 0.8, 0.95, 0.95);
+ leg->SetFillColor(0);
+ leg->AddEntry(hFeffP, "TPC pions", "l");
+ leg->AddEntry(hFeffN, "TPC electrons", "l");
+ leg->Draw();
+ break;
}
return kTRUE;
}
}
}
}
- TH2 *h(NULL);
+ TH1 *h(NULL);
+
+ // fill event vertex histos
+ h = (TH1F*)fHistos->At(kTPCVertex);
+ if(fESD->GetPrimaryVertexTPC()) h->Fill(fESD->GetPrimaryVertexTPC()->GetZv());
+ h = (TH1F*)fHistos->At(kEventVertex);
+ if(fESD->GetPrimaryVertex()) h->Fill(fESD->GetPrimaryVertex()->GetZv());
+ // fill the uncutted number of tracks
+ h = (TH1I*)fHistos->At(kNTracksAll);
+ h->Fill(fESD->GetNumberOfTracks());
+
+ // counters for number of tracks in acceptance&DCA and for those with a minimum of TPC clusters
+ Int_t nTracksAcc=0;
+ Int_t nTracksTPC=0;
AliESDtrack *esdTrack(NULL);
for(Int_t itrk = 0; itrk < fESD->GetNumberOfTracks(); itrk++){
// track status
ULong_t status = esdTrack->GetStatus(); //PrintStatus(status);
- if(!Bool_t(status & AliESDtrack::kTPCout)) continue;
- if(esdTrack->GetKinkIndex(0) > 0) continue;
- //Int_t nTPC(esdTrack->GetNcls(1));
+ // track selection
+ Bool_t selected(kTRUE);
+ if(esdTrack->Pt() < fgkPt){
+ AliDebug(2, Form("Reject Ev[%4d] Trk[%3d] Pt[%5.2f]", fESD->GetEventNumberInFile(), itrk, esdTrack->Pt()));
+ selected = kFALSE;
+ }
+ if(TMath::Abs(esdTrack->Eta()) > fgkEta){
+ AliDebug(2, Form("Reject Ev[%4d] Trk[%3d] Eta[%5.2f]", fESD->GetEventNumberInFile(), itrk, TMath::Abs(esdTrack->Eta())));
+ selected = kFALSE;
+ }
+ if(!Bool_t(status & AliESDtrack::kTPCout)){
+ AliDebug(2, Form("Reject Ev[%4d] Trk[%3d] !TPCout", fESD->GetEventNumberInFile(), itrk));
+ selected = kFALSE;
+ }
+ if(esdTrack->GetKinkIndex(0) > 0){
+ AliDebug(2, Form("Reject Ev[%4d] Trk[%3d] Kink", fESD->GetEventNumberInFile(), itrk));
+ selected = kFALSE;
+ }
+
+ Float_t par[2], cov[3];
+ esdTrack->GetImpactParameters(par, cov);
+ if(selected && esdTrack->GetTPCNcls()>=10) {
+ // fill DCA histograms
+ h = (TH1F*)fHistos->At(kDCAxy); h->Fill(par[0]);
+ h = (TH1F*)fHistos->At(kDCAz); h->Fill(par[1]);
+ // fill pt distribution at this stage
+ h = (TH1F*)fHistos->At(kPt1); h->Fill(esdTrack->Pt());
+ }
+ if(IsCollision()){ // cuts on DCA
+ if(TMath::Abs(par[0]) > fgkTrkDCAxy){
+ AliDebug(2, Form("Reject Ev[%4d] Trk[%3d] DCAxy[%f]", fESD->GetEventNumberInFile(), itrk, TMath::Abs(par[0])));
+ selected = kFALSE;
+ }
+ if(TMath::Abs(par[1]) > fgkTrkDCAz){
+ AliDebug(2, Form("Reject Ev[%4d] Trk[%3d] DCAz[%f]", fESD->GetEventNumberInFile(), itrk, TMath::Abs(par[1])));
+ selected = kFALSE;
+ }
+ }
+ Float_t theta=esdTrack->Theta();
+ Float_t phi=esdTrack->Phi();
+ Int_t nClustersTPC = esdTrack->GetTPCNcls();
+ Float_t eta=esdTrack->Eta();
+ if(selected) {
+ nTracksAcc++; // number of tracks in acceptance and DCA cut
+ // fill pt distribution at this stage
+ h = (TH1F*)fHistos->At(kPt2); h->Fill(esdTrack->Pt());
+ // TPC nclusters distribution
+ h = (TH1I*)fHistos->At(kNTPCCl); h->Fill(nClustersTPC);
+ if(esdTrack->Pt()>1.0) {
+ h = (TH1I*)fHistos->At(kNTPCCl2); h->Fill(nClustersTPC);
+ }
+ // (eta,nclustersTPC) distrib of TPC ref. tracks
+ h = (TH2F*)fHistos->At(kEtaNclsTPC); h->Fill(eta, nClustersTPC);
+ // (phi,nclustersTPC) distrib of TPC ref. tracks
+ h = (TH2F*)fHistos->At(kPhiNclsTPC); h->Fill(phi, nClustersTPC);
+
+ }
+
+ if(nClustersTPC < fgkNclTPC){
+ AliDebug(2, Form("Reject Ev[%4d] Trk[%3d] NclTPC[%d]", fESD->GetEventNumberInFile(), itrk, nClustersTPC));
+ selected = kFALSE;
+ }
+ if(!selected) continue;
+
+ // number of TPC reference tracks
+ nTracksTPC++;
+
Int_t nTRD(esdTrack->GetNcls(2));
Double_t pt(esdTrack->Pt());
- //Double_t eta(esdTrack->Eta());
- //Double_t phi(esdTrack->Phi());
Double_t p[AliPID::kSPECIES]; esdTrack->GetTRDpid(p);
// pid quality
- //esdTrack->GetTRDntrackletsPID();
Bool_t kBarrel = Bool_t(status & AliESDtrack::kTRDin);
+ TH3F *hhh(NULL);
+ // find position and momentum of the track at entrance in TRD
+ Double_t localCoord[3] = {0., 0., 0.};
+ Bool_t localCoordGood = esdTrack->GetXYZAt(298., fESD->GetMagneticField(), localCoord);
+ if(localCoordGood) {
+ hhh = (TH3F*)fHistos->At(kPropagXYvsP); hhh->Fill(localCoord[0], localCoord[1], esdTrack->GetP());
+ hhh = (TH3F*)fHistos->At(kPropagRZvsP); hhh->Fill(localCoord[2], TMath::Sqrt(localCoord[0]*localCoord[0]+localCoord[1]*localCoord[1]), esdTrack->GetP());
+ }
+ Double_t localMom[3] = {0., 0., 0.};
+ Bool_t localMomGood = esdTrack->GetPxPyPzAt(298., fESD->GetMagneticField(), localMom);
+ Double_t localPhi = (localMomGood ? TMath::ATan2(localMom[1], localMom[0]) : 0.0);
+ Double_t localSagitaPhi = (localCoordGood ? TMath::ATan2(localCoord[1], localCoord[0]) : 0.0);
+
+ // fill pt distribution at this stage
+ if(esdTrack->Charge()>0) {
+ h = (TH1F*)fHistos->At(kPt3pos); h->Fill(pt);
+ // fill eta-phi map of TPC positive ref. tracks
+ if(localCoordGood && localMomGood && esdTrack->GetP()>0.5) {
+ hhh = (TH3F*)fHistos->At(kTPCRefTracksPos); hhh->Fill(eta, localSagitaPhi, pt);
+ }
+ }
+ if(esdTrack->Charge()<0) {
+ h = (TH1F*)fHistos->At(kPt3neg); h->Fill(pt);
+ // fill eta-phi map of TPC negative ref. tracks
+ if(localCoordGood && localMomGood && esdTrack->GetP()>0.5) {
+ hhh = (TH3F*)fHistos->At(kTPCRefTracksNeg); hhh->Fill(eta, localSagitaPhi, pt);
+ }
+ }
+ // TPC dE/dx vs P
+ h = (TH2F*)fHistos->At(kTPCDedx); h->Fill(esdTrack->GetP(), esdTrack->GetTPCsignal());
+ // (eta,phi) distrib of TPC ref. tracks
+ h = (TH2F*)fHistos->At(kEtaPhi); h->Fill(eta, phi);
+
+ Int_t nTRDtrkl = esdTrack->GetTRDntracklets();
+ // TRD reference tracks
+ if(nTRDtrkl>=1) {
+ // fill pt distribution at this stage
+ if(esdTrack->Charge()>0) {
+ h = (TH1F*)fHistos->At(kPt4pos); h->Fill(pt);
+ // fill eta-phi map of TRD positive ref. tracks
+ if(localCoordGood && localMomGood && esdTrack->GetP()>0.5) {
+ hhh = (TH3F*)fHistos->At(kTRDRefTracksPos); hhh->Fill(eta, localSagitaPhi, pt);
+ }
+ }
+ if(esdTrack->Charge()<0) {
+ h = (TH1F*)fHistos->At(kPt4neg); h->Fill(pt);
+ // fill eta-phi map of TRD negative ref. tracks
+ if(localCoordGood && localMomGood && esdTrack->GetP()>0.5) {
+ hhh = (TH3F*)fHistos->At(kTRDRefTracksNeg); hhh->Fill(eta, localSagitaPhi, pt);
+ }
+ }
+ TProfile2D *h2d;
+ // fill eta-phi map of TRD negative ref. tracks
+ if(localCoordGood && localMomGood && esdTrack->GetP()>0.5) {
+ h2d = (TProfile2D*)fHistos->At(kTRDEtaPhiAvNtrkl); h2d->Fill(eta, localSagitaPhi, (Float_t)nTRDtrkl);
+ h2d = (TProfile2D*)fHistos->At(kTRDEtaDeltaPhiAvNtrkl); h2d->Fill(eta, localPhi-localSagitaPhi, (Float_t)nTRDtrkl);
+ }
+ // ntracklets/track vs P
+ h = (TH2F*)fHistos->At(kNTrackletsTRD); h->Fill(esdTrack->GetP(), nTRDtrkl);
+ // ntracklets/track vs P
+ h = (TH2F*)fHistos->At(kNClsTrackTRD); h->Fill(esdTrack->GetP(), esdTrack->GetTRDncls());
+ // TPC pid ------------------------------------------------
+ Double_t pionSigmas = fESDpid->NumberOfSigmasTPC(esdTrack,AliPID::kPion);
+ Double_t protonSigmas = fESDpid->NumberOfSigmasTPC(esdTrack,AliPID::kProton);
+ Double_t kaonSigmas = fESDpid->NumberOfSigmasTPC(esdTrack,AliPID::kKaon);
+ Double_t electronSigmas = fESDpid->NumberOfSigmasTPC(esdTrack,AliPID::kElectron);
+ Bool_t isTPCElectron = (TMath::Abs(electronSigmas)<2.0 &&
+ TMath::Abs(pionSigmas)>3.0 &&
+ TMath::Abs(kaonSigmas)>3.0 &&
+ TMath::Abs(protonSigmas)>3.0 &&
+ nClustersTPC>120 &&
+ esdTrack->GetP()>2.0 ? kTRUE : kFALSE);
+ Bool_t isTPCPion = (TMath::Abs(pionSigmas)<2.0 &&
+ TMath::Abs(kaonSigmas)>3.0 &&
+ TMath::Abs(protonSigmas)>3.0 &&
+ esdTrack->GetP() > 2.0 ? kTRUE : kFALSE);
+ // --------------------------------------------------------
+ // (slicePH,sliceNo) distribution and Qtot from slices
+ for(Int_t iPlane=0; iPlane<6; iPlane++) {
+ Float_t qtot=0;
+ for(Int_t iSlice=0; iSlice<8; iSlice++) {
+ if(esdTrack->GetTRDslice(iPlane, iSlice)>20.) {
+ h = (TH2F*)fHistos->At(kPHSlice); h->Fill(iSlice, esdTrack->GetTRDslice(iPlane, iSlice));
+ if(isTPCElectron) {
+ h = (TH2F*)fHistos->At(kPHSliceTPCelectrons); h->Fill(iSlice, esdTrack->GetTRDslice(iPlane, iSlice));
+ h = (TH2F*)fHistos->At(kTPCdedxElectrons); h->Fill(esdTrack->GetP(), esdTrack->GetTPCsignal());
+ }
+ if(isTPCPion) {
+ h = (TH2F*)fHistos->At(kPHSliceTPCpions); h->Fill(iSlice, esdTrack->GetTRDslice(iPlane, iSlice));
+ h = (TH2F*)fHistos->At(kTPCdedxPions); h->Fill(esdTrack->GetP(), esdTrack->GetTPCsignal());
+ }
+ qtot += esdTrack->GetTRDslice(iPlane, iSlice);
+ }
+ }
+ // Qtot>100 to avoid noise
+ if(qtot>100.) {
+ h = (TH2F*)fHistos->At(kQtotP); h->Fill(esdTrack->GetTRDmomentum(iPlane), fgkQs*qtot);
+ }
+ // Qtot>100 to avoid noise
+ // fgkQs*Qtot<40. so that the average will give a value close to the peak
+ if(localCoordGood && localMomGood && qtot>100. && fgkQs*qtot<40.) {
+ h2d = (TProfile2D*)fHistos->At(kTRDEtaPhiAvQtot+iPlane);
+ h2d->Fill(eta, localSagitaPhi, fgkQs*qtot);
+ }
+ }
+ // theta distribution
+ h = (TH1F*)fHistos->At(kTheta); h->Fill(theta);
+ h = (TH1F*)fHistos->At(kPhi); h->Fill(phi);
+ } // end if nTRDtrkl>=1
+
// look at external track param
const AliExternalTrackParam *op = esdTrack->GetOuterParam();
const AliExternalTrackParam *ip = esdTrack->GetInnerParam();
ptTRD=ip->Pt();
kFOUND=kTRUE;
}
- }
+ } // end if(HasMC())
if(kFOUND){
h = (TH2I*)fHistos->At(kTRDstat);
if(status & AliESDtrack::kTPCout) h->Fill(ptTRD, kTPCout);
if(status & AliESDtrack::kTRDin) h->Fill(ptTRD, kTRDin);
- if(kBarrel && (status & AliESDtrack::kTRDout)){
- ((TH1*)fHistos->At(kNCl))->Fill(nTRD);
- h->Fill(ptTRD, kTRDout);
- }
+ if(kBarrel && (status & AliESDtrack::kTRDout)) h->Fill(ptTRD, kTRDout);
if(kBarrel && (status & AliESDtrack::kTRDpid)) h->Fill(ptTRD, kTRDpid);
if(kBarrel && (status & AliESDtrack::kTRDrefit)) h->Fill(ptTRD, kTRDref);
}
- if(HasMC() &&
- kBarrel && kPhysPrim &&
- TMath::Abs(eta0) < 0.9 &&
- (status & AliESDtrack::kTRDrefit)) {
+ Int_t idx(HasMC() ? Pdg2Idx(TMath::Abs(mcParticle->PdgCode())): 0)
+ ,sgn(esdTrack->Charge()<0?0:1);
+ if(kBarrel && kPhysPrim) {
TH3 *h3 = (TH3S*)fHistos->At(kPtRes);
- Int_t sgn = mcParticle->Charge()>0?1:-1;
- h3->Fill(pt0, 1.e2*(pt/pt0-1.), sgn*Pdg2Idx(TMath::Abs(mcParticle->PdgCode())));
+ Int_t offset = (status & AliESDtrack::kTRDrefit) ? 0 : 10;
+ h3->Fill(pt0, 1.e2*(pt/pt0-1.),
+ offset + 2*idx + sgn);
}
+ ((TH1*)fHistos->At(kNCl))->Fill(nTRD, 2*idx + sgn);
if(ip){
h = (TH2I*)fHistos->At(kTRDmom);
Float_t pTRD(0.);
h->Fill(ip->GetP()-pTRD, ily);
}
}
- }
- PostData(1, fHistos);
+ } // end loop over tracks
+
+ // fill the number of tracks histograms
+ h = (TH1I*)fHistos->At(kNTracksAcc);
+ h->Fill(nTracksAcc);
+ h = (TH1I*)fHistos->At(kNTracksTPC);
+ h->Fill(nTracksTPC);
}
//____________________________________________________________________
TH1 *h = NULL;
- // clusters per tracklet
- if(!(h = (TH1I*)gROOT->FindObject("hNCl"))){
- h = new TH1I("hNCl", "Clusters per TRD track;N_{cl}^{TRD};entries", 100, 0., 200.);
+ // clusters per track
+ const Int_t kNpt(30);
+ Float_t pt(0.2);
+ Float_t binsPt[kNpt+1];
+ for(Int_t i=0;i<kNpt+1; i++,pt+=(TMath::Exp(i*i*.001)-1.)) binsPt[i]=pt;
+ if(!(h = (TH2S*)gROOT->FindObject("hNCl"))){
+ h = new TH2S("hNCl", "Clusters per TRD track;N_{cl}^{TRD};SPECIES;entries", 60, 0., 180., 10, -0.5, 9.5);
+ TAxis *ay(h->GetYaxis());
+ ay->SetLabelOffset(0.015);
+ for(Int_t i(0); i<AliPID::kSPECIES; i++){
+ ay->SetBinLabel(2*i+1, Form("%s^{-}", AliPID::ParticleLatexName(i)));
+ ay->SetBinLabel(2*i+2, Form("%s^{+}", AliPID::ParticleLatexName(i)));
+ }
} else h->Reset();
fHistos->AddAt(h, kNCl); fNRefFigures++;
// status bits histogram
- const Int_t kNpt(10), kNbits(5);
- Float_t Pt(0.1), Bits(.5);
- Float_t binsPt[kNpt+1], binsBits[kNbits+1];
- for(Int_t i=0;i<kNpt+1; i++,Pt+=(TMath::Exp(i*i*.015)-1.)) binsPt[i]=Pt;
- for(Int_t i=0; i<kNbits+1; i++,Bits+=1.) binsBits[i]=Bits;
+ const Int_t kNbits(5);
+ Float_t bits(.5);
+ Float_t binsBits[kNbits+1];
+ for(Int_t i=0; i<kNbits+1; i++,bits+=1.) binsBits[i]=bits;
if(!(h = (TH2I*)gROOT->FindObject("hTRDstat"))){
h = new TH2I("hTRDstat", "TRD status bits;p_{t} @ TRD [GeV/c];status;entries", kNpt, binsPt, kNbits, binsBits);
TAxis *ay(h->GetYaxis());
h = new TH2I("hTRDmom", "TRD energy loss;p_{inner} - p_{ly} [GeV/c];ly;entries", 100, -1., 2., 6, -0.5, 5.5);
} else h->Reset();
fHistos->AddAt(h, kTRDmom);
- if(!HasMC()) return fHistos;
+ //if(!HasMC()) return fHistos;
// pt resolution
- const Int_t kNdpt(100), kNspec(2*AliPID::kSPECIES+1);
- Float_t DPt(-3.), Spec(-AliPID::kSPECIES-0.5);
+ const Int_t kNdpt(100), kNspec(4*AliPID::kSPECIES);
+ Float_t dpt(-3.), spec(-0.5);
Float_t binsDPt[kNdpt+1], binsSpec[kNspec+1];
- for(Int_t i=0; i<kNdpt+1; i++,DPt+=6.e-2) binsDPt[i]=DPt;
- for(Int_t i=0; i<kNspec+1; i++,Spec+=1.) binsSpec[i]=Spec;
+ for(Int_t i=0; i<kNdpt+1; i++,dpt+=6.e-2) binsDPt[i]=dpt;
+ for(Int_t i=0; i<kNspec+1; i++,spec+=1.) binsSpec[i]=spec;
if(!(h = (TH3S*)gROOT->FindObject("hPtRes"))){
h = new TH3S("hPtRes", "P_{t} resolution @ DCA;p_{t}^{MC} [GeV/c];#Delta p_{t}/p_{t}^{MC} [%];SPECIES", kNpt, binsPt, kNdpt, binsDPt, kNspec, binsSpec);
TAxis *az(h->GetZaxis());
+ az->SetLabelOffset(0.015);
for(Int_t i(0); i<AliPID::kSPECIES; i++){
- az->SetBinLabel(5-i, AliPID::ParticleLatexName(i));
- az->SetBinLabel(7+i, AliPID::ParticleLatexName(i));
+ az->SetBinLabel(2*i+1, Form("%s^{-}", AliPID::ParticleLatexName(i)));
+ az->SetBinLabel(2*i+2, Form("%s^{+}", AliPID::ParticleLatexName(i)));
+ az->SetBinLabel(10+2*i+1, Form("%s^{-}", AliPID::ParticleLatexName(i)));
+ az->SetBinLabel(10+2*i+2, Form("%s^{+}", AliPID::ParticleLatexName(i)));
}
} else h->Reset();
fHistos->AddAt(h, kPtRes);
+ // TPC event vertex distribution
+ if(!(h = (TH1F*)gROOT->FindObject("hTPCVertex"))){
+ h = new TH1F("hTPCVertex", "Event vertex Z coord. from TPC tracks", 100, -25., 25.);
+ } else h->Reset();
+ fHistos->AddAt(h, kTPCVertex);
+
+ // Event vertex
+ if(!(h = (TH1F*)gROOT->FindObject("hEventVertex"))){
+ h = new TH1F("hEventVertex", "Event vertex Z coord.", 100, -25., 25.);
+ } else h->Reset();
+ fHistos->AddAt(h, kEventVertex);
+
+ // Number of all tracks
+ if(!(h = (TH1I*)gROOT->FindObject("hNTracksAll"))){
+ h = new TH1I("hNTracksAll", "Number of tracks per event, event vertex cuts", 5000, 0, 5000);
+ } else h->Reset();
+ fHistos->AddAt(h, kNTracksAll);
+
+ // Number of tracks in acceptance and DCA cut
+ if(!(h = (TH1I*)gROOT->FindObject("hNTracksAcc"))){
+ h = new TH1I("hNTracksAcc", Form("Number of tracks per event, |#eta|<%.1f, |DCAxy|<%.1f, |DCAz|<%.1f",
+ fgkEta, fgkTrkDCAxy, fgkTrkDCAz), 5000, 0, 5000);
+ } else h->Reset();
+ fHistos->AddAt(h, kNTracksAcc);
+
+ // Number of tracks in TPC (Ncls>10)
+ if(!(h = (TH1I*)gROOT->FindObject("hNTracksTPC"))){
+ h = new TH1I("hNTracksTPC", Form("Number of tracks per event, |#eta|<%.1f, pt>%.1f, |DCAxy|<%.1f, |DCAz|<%.1f, TPC nclusters>%d",
+ fgkEta, fgkPt, fgkTrkDCAxy, fgkTrkDCAz, fgkNclTPC), 5000, 0, 5000);
+ } else h->Reset();
+ fHistos->AddAt(h, kNTracksTPC);
+
+ // Distribution of DCA-xy
+ if(!(h = (TH1F*)gROOT->FindObject("hDCAxy"))){
+ h = new TH1F("hDCAxy", "Distribution of transverse DCA", 100, -100., 100.);
+ } else h->Reset();
+ fHistos->AddAt(h, kDCAxy);
+
+ // Distribution of DCA-z
+ if(!(h = (TH1F*)gROOT->FindObject("hDCAz"))){
+ h = new TH1F("hDCAz", "Distribution of longitudinal DCA", 100, -100., 100.);
+ } else h->Reset();
+ fHistos->AddAt(h, kDCAz);
+
+ Float_t binPtLimits[33] = {0.0, 0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 0.9,
+ 1.0, 1.1, 1.2, 1.3, 1.4,
+ 1.6, 1.8, 2.0, 2.2, 2.4, 2.6, 2.8, 3.0,
+ 3.4, 3.8, 4.2, 4.6, 5.0, 6.0, 7.0, 8.0, 9.0, 10.0};
+ // Pt distributions
+ if(!(h = (TH1F*)gROOT->FindObject("hPt1"))){
+ h = new TH1F("hPt1", Form("dN/dpt, |#eta|<%.1f and pt>%.1f", fgkEta, fgkPt), 32, binPtLimits);
+ } else h->Reset();
+ fHistos->AddAt(h, kPt1);
+
+ if(!(h = (TH1F*)gROOT->FindObject("hPt2"))){
+ h = new TH1F("hPt2", Form("dN/dpt, |#eta|<%.1f and pt>%.1f, |DCAxy|<%.1f, |DCAz|<%.1f",
+ fgkEta, fgkPt, fgkTrkDCAxy, fgkTrkDCAz), 32, binPtLimits);
+ } else h->Reset();
+ fHistos->AddAt(h, kPt2);
+
+ if(!(h = (TH1F*)gROOT->FindObject("hPt3pos"))){
+ h = new TH1F("hPt3pos", Form("dN/dpt (positives), |#eta|<%.1f and pt>%.1f, |DCAxy|<%.1f, |DCAz|<%.1f, TPC nclusters>%d",
+ fgkEta, fgkPt, fgkTrkDCAxy, fgkTrkDCAz, fgkNclTPC), 32, binPtLimits);
+ } else h->Reset();
+ fHistos->AddAt(h, kPt3pos);
+
+ if(!(h = (TH1F*)gROOT->FindObject("hPt3neg"))){
+ h = new TH1F("hPt3neg", Form("dN/dpt (negatives), |#eta|<%.1f and pt>%.1f, |DCAxy|<%.1f, |DCAz|<%.1f, TPC nclusters>%d",
+ fgkEta, fgkPt, fgkTrkDCAxy, fgkTrkDCAz, fgkNclTPC), 32, binPtLimits);
+ } else h->Reset();
+ fHistos->AddAt(h, kPt3neg);
+
+ if(!(h = (TH1F*)gROOT->FindObject("hPt4pos"))){
+ h = new TH1F("hPt4pos", Form("dN/dpt (positives), |#eta|<%.1f and pt>%.1f, |DCAxy|<%.1f, |DCAz|<%.1f, TPC nclusters>%d, nTRDtracklets#geq 1",
+ fgkEta, fgkPt, fgkTrkDCAxy, fgkTrkDCAz, fgkNclTPC), 32, binPtLimits);
+ } else h->Reset();
+ fHistos->AddAt(h, kPt4pos);
+
+ if(!(h = (TH1F*)gROOT->FindObject("hPt4neg"))){
+ h = new TH1F("hPt4pos", Form("dN/dpt (negatives), |#eta|<%.1f and pt>%.1f, |DCAxy|<%.1f, |DCAz|<%.1f, TPC nclusters>%d, nTRDtracklets#geq 1",
+ fgkEta, fgkPt, fgkTrkDCAxy, fgkTrkDCAz, fgkNclTPC), 32, binPtLimits);
+ } else h->Reset();
+ fHistos->AddAt(h, kPt4neg);
+
+ // theta distribution of TRD tracks
+ if(!(h = (TH1F*)gROOT->FindObject("hTheta"))){
+ h = new TH1F("hTheta", Form("dN/d#theta, |#eta|<%.1f and pt>%.1f, |DCAxy|<%.1f, |DCAz|<%.1f, TPC nclusters>%d, nTRDtracklets#geq 1",
+ fgkEta, fgkPt, fgkTrkDCAxy, fgkTrkDCAz, fgkNclTPC), 220,.5,2.7);
+ } else h->Reset();
+ fHistos->AddAt(h, kTheta);
+
+ // phi distribution of TRD tracks
+ if(!(h = (TH1F*)gROOT->FindObject("hPhi"))){
+ h = new TH1F("hPhi", Form("dN/d#varphi, |#eta|<%.1f and pt>%.1f, |DCAxy|<%.1f, |DCAz|<%.1f, TPC nclusters>%d, nTRDtracklets#geq 1",
+ fgkEta, fgkPt, fgkTrkDCAxy, fgkTrkDCAz, fgkNclTPC), 157,0,6.28);
+ } else h->Reset();
+ fHistos->AddAt(h, kPhi);
+
+ // TPC cluster distribution
+ if(!(h = (TH1F*)gROOT->FindObject("hNTPCCl"))){
+ h = new TH1I("hNTPCCl", Form("Number of TPC clusters/track, |#eta|<%.1f and pt>%.1f, |DCAxy|<%.1f, |DCAz|<%.1f",
+ fgkEta, fgkPt, fgkTrkDCAxy, fgkTrkDCAz), 160, 0, 160);
+ } else h->Reset();
+ fHistos->AddAt(h, kNTPCCl);
+
+ if(!(h = (TH1I*)gROOT->FindObject("hNTPCCl2"))){
+ h = new TH1F("hNTPCCl2", Form("Number of TPC clusters/track, |#eta|<%.1f and pt>%.1f, |DCAxy|<%.1f, |DCAz|<%.1f, pt>1.0 GeV/c",
+ fgkEta, fgkPt, fgkTrkDCAxy, fgkTrkDCAz), 160, 0, 160);
+ } else h->Reset();
+ fHistos->AddAt(h, kNTPCCl2);
+
+ // dE/dx vs P for TPC reference tracks
+ if(!(h = (TH2F*)gROOT->FindObject("hTPCDedx"))){
+ h = new TH2F("hTPCDedx", Form("TPC dE/dx vs P, |#eta|<%.1f and pt>%.1f, |DCAxy|<%.1f, |DCAz|<%.1f, TPC nclusters>%d",
+ fgkEta, fgkPt, fgkTrkDCAxy, fgkTrkDCAz, fgkNclTPC), 100, 0.1,10.1, 120, 0,600.);
+ } else h->Reset();
+ fHistos->AddAt(h, kTPCDedx);
+
+ // eta,phi distribution of TPC reference tracks
+ if(!(h = (TH2F*)gROOT->FindObject("hEtaPhi"))){
+ h = new TH2F("hEtaPhi", Form("TPC (#eta,#varphi), |#eta|<%.1f and pt>%.1f, |DCAxy|<%.1f, |DCAz|<%.1f, TPC nclusters>%d",
+ fgkEta, fgkPt, fgkTrkDCAxy, fgkTrkDCAz, fgkNclTPC), 50, -1, 1, 157, 0, 6.28);
+ } else h->Reset();
+ fHistos->AddAt(h, kEtaPhi);
+
+ // Nclusters vs eta distribution for TPC tracks
+ if(!(h = (TH2F*)gROOT->FindObject("hEtaNclsTPC"))){
+ h = new TH2F("hEtaNclsTPC", Form("TPC Nclusters vs. #eta, |#eta|<%.1f and pt>%.1f, |DCAxy|<%.1f, |DCAz|<%.1f",
+ fgkEta, fgkPt, fgkTrkDCAxy, fgkTrkDCAz), 50, -1, 1, 160, 0, 160.);
+ } else h->Reset();
+ fHistos->AddAt(h, kEtaNclsTPC);
+
+ // Nclusters vs phi distribution for TPC reference tracks
+ if(!(h = (TH2F*)gROOT->FindObject("hPhiNclsTPC"))){
+ h = new TH2F("hPhiNclsTPC", Form("TPC Nclusters vs. #varphi, |#eta|<%.1f and pt>%.1f, |DCAxy|<%.1f, |DCAz|<%.1f",
+ fgkEta, fgkPt, fgkTrkDCAxy, fgkTrkDCAz), 157, 0, 6.28, 160, 0, 160.);
+ } else h->Reset();
+ fHistos->AddAt(h, kPhiNclsTPC);
+
+ // Ntracklets/track vs P for TRD reference tracks
+ Double_t binsP[19] = {0.0, 0.2, 0.4, 0.6, 0.8, 1.0, 1.2, 1.4, 1.7, 2.0,
+ 2.5, 3.0, 3.5, 4.0, 5.0, 6.0, 7.0, 9.0, 12.0};
+ if(!(h = (TH2F*)gROOT->FindObject("hNTrackletsTRD"))){
+ h = new TH2F("hNTrackletsTRD", Form("TRD Ntracklets/track vs. P, |#eta|<%.1f and pt>%.1f, |DCAxy|<%.1f, |DCAz|<%.1f, TPC nclusters>%d",
+ fgkEta, fgkPt, fgkTrkDCAxy, fgkTrkDCAz, fgkNclTPC), 18, binsP, 7, -0.5, 6.5);
+ } else h->Reset();
+ fHistos->AddAt(h, kNTrackletsTRD);
+
+ // Nclusters/track vs P for TRD reference tracks
+ if(!(h = (TH2F*)gROOT->FindObject("hNClsTrackTRD"))){
+ h = new TH2F("hNClsTrackTRD", Form("TRD Nclusters/track vs. P, |#eta|<%.1f and pt>%.1f, |DCAxy|<%.1f, |DCAz|<%.1f, TPC nclusters>%d",
+ fgkEta, fgkPt, fgkTrkDCAxy, fgkTrkDCAz, fgkNclTPC), 18, binsP, 180, 0., 180.);
+ } else h->Reset();
+ fHistos->AddAt(h, kNClsTrackTRD);
+
+ // <PH> vs slice number for TRD reference tracklets
+ if(!(h = (TH2F*)gROOT->FindObject("hPHSlice"))){
+ h = new TH2F("hPHSlice", Form("<PH> vs sliceNo, |#eta|<%.1f and pt>%.1f, |DCAxy|<%.1f, |DCAz|<%.1f, TPC nclusters>%d",
+ fgkEta, fgkPt, fgkTrkDCAxy, fgkTrkDCAz, fgkNclTPC), 8, -0.5, 7.5, 200, 0., 2000.);
+ } else h->Reset();
+ fHistos->AddAt(h, kPHSlice);
+
+ // <PH> vs slice number for TRD reference tracklets, from TPC pions
+ if(!(h = (TH2F*)gROOT->FindObject("hPHSliceTPCpions"))){
+ h = new TH2F("hPHSliceTPCpions", Form("<PH> vs sliceNo, |#eta|<%.1f and pt>%.1f, |DCAxy|<%.1f, |DCAz|<%.1f, TPC nclusters>%d, TPC pions",
+ fgkEta, fgkPt, fgkTrkDCAxy, fgkTrkDCAz, fgkNclTPC), 8, -0.5, 7.5, 100, 0., 2000.);
+ } else h->Reset();
+ fHistos->AddAt(h, kPHSliceTPCpions);
+
+ // TPC dE/dx vs P for TRD reference tracks, pions
+ if(!(h = (TH2F*)gROOT->FindObject("hTPCdedxPions"))){
+ h = new TH2F("hTPCdedxPions", Form("TPC dE/dx vs P, TPC pions, |#eta|<%.1f and pt>%.1f, |DCAxy|<%.1f, |DCAz|<%.1f, TPC nclusters>%d",
+ fgkEta, fgkPt, fgkTrkDCAxy, fgkTrkDCAz, fgkNclTPC), 100, 0.1,10.1, 100, 0,100.);
+ } else h->Reset();
+ fHistos->AddAt(h, kTPCdedxPions);
+
+ // <PH> vs slice number for TRD reference tracklets, from TPC electrons
+ if(!(h = (TH2F*)gROOT->FindObject("hPHSliceTPCelectrons"))){
+ h = new TH2F("hPHSliceTPCelectrons", Form("<PH> vs sliceNo, |#eta|<%.1f and pt>%.1f, |DCAxy|<%.1f, |DCAz|<%.1f, TPC nclusters>%d, TPC electrons",
+ fgkEta, fgkPt, fgkTrkDCAxy, fgkTrkDCAz, fgkNclTPC), 8, -0.5, 7.5, 100, 0., 2000.);
+ } else h->Reset();
+ fHistos->AddAt(h, kPHSliceTPCelectrons);
+
+ // TPC dE/dx vs P for TRD reference tracks, electrons
+ if(!(h = (TH2F*)gROOT->FindObject("hTPCdedxElectrons"))){
+ h = new TH2F("hTPCdedxElectrons", Form("TPC dE/dx vs P, TPC electrons, |#eta|<%.1f and pt>%.1f, |DCAxy|<%.1f, |DCAz|<%.1f, TPC nclusters>%d",
+ fgkEta, fgkPt, fgkTrkDCAxy, fgkTrkDCAz, fgkNclTPC), 100, 0.1,10.1, 100, 0,100.);
+ } else h->Reset();
+ fHistos->AddAt(h, kTPCdedxElectrons);
+
+ // Qtot vs P for TRD reference tracklets
+ if(!(h = (TH2F*)gROOT->FindObject("hQtotP"))){
+ h = new TH2F("hQtotP", Form("Qtot(from slices) vs P, |#eta|<%.1f and pt>%.1f, |DCAxy|<%.1f, |DCAz|<%.1f, TPC nclusters>%d",
+ fgkEta, fgkPt, fgkTrkDCAxy, fgkTrkDCAz, fgkNclTPC), 18, binsP, 400, 0., 200);
+ } else h->Reset();
+ fHistos->AddAt(h, kQtotP);
+
+ // (X,Y,momentum) distribution after AliESDtrack::PropagateTo(r=300.)
+ if(!(h = (TH3F*)gROOT->FindObject("hPropagXYvsP"))){
+ h = new TH3F("hPropagXYvsP", Form("(x,y) vs P after AliESDtrack::PropagateTo(r=300.), |#eta|<%.1f and pt>%.1f, |DCAxy|<%.1f, |DCAz|<%.1f, TPC nclusters>%d",
+ fgkEta, fgkPt, fgkTrkDCAxy, fgkTrkDCAz, fgkNclTPC), 100,-500,500, 100,-500,500, 10, 0.,10.);
+ } else h->Reset();
+ fHistos->AddAt(h, kPropagXYvsP);
+
+ // (R,Z,momentum) distribution after AliESDtrack::PropagateTo(r=300.)
+ if(!(h = (TH3F*)gROOT->FindObject("hPropagRZvsP"))){
+ h = new TH3F("hPropagRZvsP", Form("(r,z) vs P after AliESDtrack::PropagateTo(r=300.), |#eta|<%.1f and pt>%.1f, |DCAxy|<%.1f, |DCAz|<%.1f, TPC nclusters>%d",
+ fgkEta, fgkPt, fgkTrkDCAxy, fgkTrkDCAz, fgkNclTPC), 100,-350., 350., 100,0.,500., 10, 0.,10.);
+ } else h->Reset();
+ fHistos->AddAt(h, kPropagRZvsP);
+
+ Float_t etaBinLimits[101];
+ for(Int_t i=0; i<101; i++) etaBinLimits[i] = -1.0 + i*2.0/100.;
+ Float_t phiBinLimits[151];
+ for(Int_t i=0; i<151; i++) phiBinLimits[i] = -1.1*TMath::Pi() + i*2.2*TMath::Pi()/150.;
+ // (eta,detector phi,P) distribution of reference TPC positive tracks
+ if(!(h = (TH3F*)gROOT->FindObject("hTPCRefTracksPos"))){
+ h = new TH3F("hTPCRefTracksPos", Form("(#eta,detector #varphi,p) for TPC positive reference tracks, |#eta|<%.1f and pt>%.1f, |DCAxy|<%.1f, |DCAz|<%.1f, TPC nclusters>%d",
+ fgkEta, fgkPt, fgkTrkDCAxy, fgkTrkDCAz, fgkNclTPC), 100, etaBinLimits, 150, phiBinLimits, 32, binPtLimits);
+ } else h->Reset();
+ fHistos->AddAt(h, kTPCRefTracksPos);
+
+ // (eta,detector phi,P) distribution of reference TPC negative tracks
+ if(!(h = (TH3F*)gROOT->FindObject("hTPCRefTracksNeg"))){
+ h = new TH3F("hTPCRefTracksNeg", Form("(#eta,detector #varphi,p) for TPC negative reference tracks, |#eta|<%.1f and pt>%.1f, |DCAxy|<%.1f, |DCAz|<%.1f, TPC nclusters>%d",
+ fgkEta, fgkPt, fgkTrkDCAxy, fgkTrkDCAz, fgkNclTPC), 100, etaBinLimits, 150, phiBinLimits, 32, binPtLimits);
+ } else h->Reset();
+ fHistos->AddAt(h, kTPCRefTracksNeg);
+
+ // (eta,detector phi,P) distribution of reference TRD positive tracks
+ if(!(h = (TH3F*)gROOT->FindObject("hTRDRefTracksPos"))){
+ h = new TH3F("hTRDRefTracksPos", Form("(#eta,detector #varphi,p) for TRD positive reference tracks, |#eta|<%.1f and pt>%.1f, |DCAxy|<%.1f, |DCAz|<%.1f, TPC nclusters>%d, nTRDtracklets#geq1",
+ fgkEta, fgkPt, fgkTrkDCAxy, fgkTrkDCAz, fgkNclTPC), 100, etaBinLimits, 150, phiBinLimits, 32, binPtLimits);
+ } else h->Reset();
+ fHistos->AddAt(h, kTRDRefTracksPos);
+
+ // (eta,detector phi,P) distribution of reference TRD negative tracks
+ if(!(h = (TH3F*)gROOT->FindObject("hTRDRefTracksNeg"))){
+ h = new TH3F("hTRDRefTracksNeg", Form("(#eta,detector #varphi,p) for TRD negative reference tracks, |#eta|<%.1f and pt>%.1f, |DCAxy|<%.1f, |DCAz|<%.1f, TPC nclusters>%d, nTRDtracklets#geq1",
+ fgkEta, fgkPt, fgkTrkDCAxy, fgkTrkDCAz, fgkNclTPC), 100, etaBinLimits, 150, phiBinLimits, 32, binPtLimits);
+ } else h->Reset();
+ fHistos->AddAt(h, kTRDRefTracksNeg);
+
+ // (eta,detector phi) profile of average number of TRD tracklets/track
+ if(!(h = (TProfile2D*)gROOT->FindObject("hTRDEtaPhiAvNtrkl"))){
+ h = new TProfile2D("hTRDEtaPhiAvNtrkl", Form("<Ntracklets/track> vs (#eta,detector #varphi) for TRD reference tracks, |#eta|<%.1f and pt>%.1f, |DCAxy|<%.1f, |DCAz|<%.1f, TPC nclusters>%d, nTRDtracklets#geq1",
+ fgkEta, fgkPt, fgkTrkDCAxy, fgkTrkDCAz, fgkNclTPC), 100, -1.0, 1.0, 150, -1.1*TMath::Pi(), 1.1*TMath::Pi());
+ } else h->Reset();
+ fHistos->AddAt(h, kTRDEtaPhiAvNtrkl);
+
+ // (eta,delta phi) profile of average number of TRD tracklets/track
+ if(!(h = (TProfile2D*)gROOT->FindObject("hTRDEtaDeltaPhiAvNtrkl"))){
+ h = new TProfile2D("hTRDEtaDeltaPhiAvNtrkl", Form("<Ntracklets/track> vs (#eta, #Delta#varphi) for TRD reference tracks, |#eta|<%.1f and pt>%.1f, |DCAxy|<%.1f, |DCAz|<%.1f, TPC nclusters>%d, nTRDtracklets#geq1",
+ fgkEta, fgkPt, fgkTrkDCAxy, fgkTrkDCAz, fgkNclTPC), 100, -1.0, 1.0, 50, -0.4*TMath::Pi(), 0.4*TMath::Pi());
+ } else h->Reset();
+ fHistos->AddAt(h, kTRDEtaDeltaPhiAvNtrkl);
+
+ // (eta, detector phi) profile of average tracklet Qtot from slices
+ for(Int_t iLayer=0;iLayer<6;iLayer++) {
+ if(!(h = (TProfile2D*)gROOT->FindObject(Form("hTRDEtaPhiAvQtot_Layer%d",iLayer)))) {
+ h = new TProfile2D(Form("hTRDEtaPhiAvQtot_Layer%d",iLayer),
+ Form("<Q_{tot}> vs (#eta, detector #varphi) for TRD reference tracks (layer %d), |#eta|<%.1f and pt>%.1f, |DCAxy|<%.1f, |DCAz|<%.1f, TPC nclusters>%d, nTRDtracklets#geq1",
+ iLayer, fgkEta, fgkPt, fgkTrkDCAxy, fgkTrkDCAz, fgkNclTPC), 100, -1.0, 1.0, 150, -1.1*TMath::Pi(), 1.1*TMath::Pi());
+ } else h->Reset();
+ fHistos->AddAt(h, kTRDEtaPhiAvQtot+iLayer);
+ }
+
return fHistos;
}
//____________________________________________________________________
-Bool_t AliTRDcheckESD::Load(const Char_t *filename, const Char_t *name)
+Bool_t AliTRDcheckESD::Load(const Char_t *file, const Char_t *dir, const Char_t *name)
{
// Load data from performance file
- if(!TFile::Open(filename)){
- AliWarning(Form("Couldn't open file %s.", filename));
+ if(!TFile::Open(file)){
+ AliWarning(Form("Couldn't open file %s.", file));
return kFALSE;
}
- TObjArray *o = NULL;
- if(!(o = (TObjArray*)gFile->Get(name ? name : GetName()))){
- AliWarning("Missing histogram container.");
+ if(dir){
+ if(!gFile->cd(dir)){
+ AliWarning(Form("Couldn't cd to %s in %s.", dir, file));
+ return kFALSE;
+ }
+ }
+ TObjArray *o(NULL);
+ const Char_t *tn=(name ? name : GetName());
+ if(!(o = (TObjArray*)gDirectory->Get(tn))){
+ AliWarning(Form("Missing histogram container %s.", tn));
return kFALSE;
}
fHistos = (TObjArray*)o->Clone(GetName());
gFile->Close();
- SETBIT(fStatus, kLoad);
return kTRUE;
}
void AliTRDcheckESD::Terminate(Option_t *)
{
// Steer post-processing
- if(!IsLoad()){
+ if(!fHistos){
fHistos = dynamic_cast<TObjArray *>(GetOutputData(1));
if(!fHistos){
AliError("Histogram container not found in output");
fResults->AddAt(arr = new TObjArray(fgkNgraph[iref]), iref);
arr->SetName(name[iref]); arr->SetOwner();
switch(iref){
+ case kNCl:
+ for(Int_t ig(0); ig<fgkNgraph[iref]; ig++){
+ arr->AddAt(g = new TGraphErrors(), ig);
+ g->SetLineColor(ig+1);
+ g->SetMarkerColor(ig+1);
+ g->SetMarkerStyle(ig+20);
+ g->SetName(Form("s%d", ig));
+ switch(ig){
+ case 0: g->SetTitle("ALL"); break;
+ case 1: g->SetTitle("NEG"); break;
+ case 2: g->SetTitle("POS"); break;
+ default: g->SetTitle(AliPID::ParticleLatexName(ig-3)); break;
+ };
+ }
+ break;
case kTRDmom:
for(Int_t ig(0); ig<fgkNgraph[iref]; ig++){
arr->AddAt(g = new TGraphAsymmErrors(), ig);
}
break;
case kPtRes:
- for(Int_t im(fgkNgraph[iref]/2), ig(im), idx(0); ig--; idx+=ig){
- arr->AddAt(g = new TGraphErrors(), ig);
+ for(Int_t idx(0); idx<AliPID::kSPECIES; idx++){
+ Int_t ig(2*idx);
+ arr->AddAt(g = new TGraphErrors(), ig);
g->SetLineColor(kRed-idx);
g->SetMarkerColor(kRed-idx);
- g->SetMarkerStyle(20+ig);
- g->SetNameTitle(Form("s%d", ig), Form("res %s", AliPID::ParticleLatexName(ig)));
- arr->AddAt(g = new TGraphErrors(), im+ig);
+ g->SetMarkerStyle(20+idx);
+ g->SetNameTitle(Form("s%d", ig), Form("res %s", AliPID::ParticleLatexName(idx)));
+ arr->AddAt(g = new TGraphErrors(), ig+1);
g->SetLineColor(kBlue-idx);
g->SetMarkerColor(kBlue-idx);
- g->SetMarkerStyle(20+ig);
- g->SetNameTitle(Form("m%d", ig), Form("sys %s", AliPID::ParticleLatexName(ig)));
+ g->SetMarkerStyle(20+idx);
+ g->SetNameTitle(Form("m%d", ig+1), Form("sys %s", AliPID::ParticleLatexName(idx)));
+
+ ig+=10;
+ arr->AddAt(g = new TGraphErrors(), ig);
+ g->SetLineColor(kRed-idx);
+ g->SetMarkerColor(kRed-idx);
+ g->SetMarkerStyle(20+idx);
+ g->SetNameTitle(Form("s%d", ig), Form("sigma %s", AliPID::ParticleLatexName(idx)));
+ arr->AddAt(g = new TGraphErrors(), ig+1);
+ g->SetLineColor(kBlue-idx);
+ g->SetMarkerColor(kBlue-idx);
+ g->SetMarkerStyle(20+idx);
+ g->SetNameTitle(Form("m%d", ig+1), Form("mean %s", AliPID::ParticleLatexName(idx)));
}
break;
default:
}
}
}
+ TH1 *h1[2] = {NULL, NULL};
+ TH2I *h2(NULL);
+ TAxis *ax(NULL);
+
+ // No of clusters
+ if(!(h2 = (TH2I*)fHistos->At(kNCl))) return;
+ ax = h2->GetXaxis();
+ arr = (TObjArray*)fResults->At(kNCl);
+ // All tracks
+ h1[0] = h2->ProjectionX("Ncl_px");
+ TGraphErrors *ge=(TGraphErrors*)arr->At(0);
+ for(Int_t ib=2; ib<=ax->GetNbins(); ib++){
+ ge->SetPoint(ib-2, ax->GetBinCenter(ib), h1[0]->GetBinContent(ib));
+ }
+ // All charged tracks
+ TH1 *hNclCh[2] = {(TH1D*)h1[0]->Clone("NEG"), (TH1D*)h1[0]->Clone("POS")};
+ hNclCh[0]->Reset();hNclCh[1]->Reset();
+ for(Int_t is(1); is<=AliPID::kSPECIES; is++){
+ hNclCh[0]->Add(h2->ProjectionX("Ncl_px", 2*is-1, 2*is-1)); // neg
+ hNclCh[1]->Add(h2->ProjectionX("Ncl_px", 2*is, 2*is)); // pos
+ }
+ if(Int_t(hNclCh[0]->GetEntries())){
+ ge=(TGraphErrors*)arr->At(1);
+ for(Int_t ib=2; ib<=ax->GetNbins(); ib++){
+ ge->SetPoint(ib-2, ax->GetBinCenter(ib), hNclCh[0]->GetBinContent(ib));
+ }
+ }
+ if(Int_t(hNclCh[1]->GetEntries())){
+ ge=(TGraphErrors*)arr->At(2);
+ for(Int_t ib=2; ib<=ax->GetNbins(); ib++){
+ ge->SetPoint(ib-2, ax->GetBinCenter(ib), hNclCh[1]->GetBinContent(ib));
+ }
+ }
+ // Species wise
+ for(Int_t is(1); is<=AliPID::kSPECIES; is++){
+ h1[0] = h2->ProjectionX("Ncl_px", 2*is-1, 2*is);
+ if(!Int_t(h1[0]->GetEntries())) continue;
+ ge=(TGraphErrors*)arr->At(2+is);
+ for(Int_t ib=2; ib<=ax->GetNbins(); ib++){
+ ge->SetPoint(ib-2, ax->GetBinCenter(ib), h1[0]->GetBinContent(ib));
+ }
+ }
fNRefFigures = 1;
// EFFICIENCY
// geometrical efficiency
- TH2I *h2(NULL);
if(!(h2 = (TH2I*)fHistos->At(kTRDstat))) return;
arr = (TObjArray*)fResults->At(kTRDstat);
- TH1 *h1[2] = {NULL, NULL};
h1[0] = h2->ProjectionX("checkESDx0", kTPCout, kTPCout);
h1[1] = h2->ProjectionX("checkESDx1", kTRDin, kTRDin);
Process(h1, (TGraphErrors*)arr->At(0));
if(!(h2 = dynamic_cast<TH2I*>(fHistos->At(kTRDmom)))) return;
arr = (TObjArray*)fResults->At(kTRDmom);
TGraphAsymmErrors *g06 = (TGraphAsymmErrors*)arr->At(0), *g09 = (TGraphAsymmErrors*)arr->At(1);
- TAxis *ax=h2->GetXaxis();
+ ax=h2->GetXaxis();
const Int_t nq(4);
const Double_t xq[nq] = {0.05, 0.2, 0.8, 0.95};
Double_t yq[nq];
delete h1[0];
}
fNRefFigures++;
- if(!HasMC()) return;
+// if(!HasMC()) return;
// Pt RESOLUTION @ DCA
TH3S* h3(NULL); TGraphErrors *gg[2] = {NULL,NULL};
arr = (TObjArray*)fResults->At(kPtRes);
TAxis *az(h3->GetZaxis());
for(Int_t i(0); i<AliPID::kSPECIES; i++){
- az->SetRange(5-i, 5-i);
- gg[1] = (TGraphErrors*)arr->At(4-i);
- gg[0] = (TGraphErrors*)arr->At(9-i);
+ Int_t idx(2*i);
+ az->SetRange(idx+1, idx+2);
+ gg[1] = (TGraphErrors*)arr->At(idx);
+ gg[0] = (TGraphErrors*)arr->At(idx+1);
+ Process2D((TH2*)h3->Project3D("yx"), gg);
+
+ idx+=10;
+ az->SetRange(idx+1, idx+2);
+ gg[1] = (TGraphErrors*)arr->At(idx);
+ gg[0] = (TGraphErrors*)arr->At(idx+1);
Process2D((TH2*)h3->Project3D("yx"), gg);
- //az->SetRange(7+i, 7+i);
- //Process2D((TH2*)h3->Project3D("yx"), gg);
}
fNRefFigures++;
+
+ // 3x3 tracking summary canvas
+ fNRefFigures++;
+ // 3x3 PID summary canvas
+ fNRefFigures++;
+ // 3x4 PID summary canvas (TRD Qtot for TPC pions and protons)
+ fNRefFigures++;
}
//____________________________________________________________________
-Int_t AliTRDcheckESD::Pdg2Idx(Int_t pdg)
+Int_t AliTRDcheckESD::Pdg2Idx(Int_t pdg) const
{
+ //
+ // Helper function converting PDG code into AliPID index
+ //
switch(pdg){
- case kElectron: return AliPID::kElectron+1;
- case kMuonMinus: return AliPID::kMuon+1;
- case kPiPlus: return AliPID::kPion+1;
- case kKPlus: return AliPID::kKaon+1;
- case kProton: return AliPID::kProton+1;
+ case kElectron:
+ case kPositron: return AliPID::kElectron;
+ case kMuonPlus:
+ case kMuonMinus: return AliPID::kMuon;
+ case kPiPlus:
+ case kPiMinus: return AliPID::kPion;
+ case kKPlus:
+ case kKMinus: return AliPID::kKaon;
+ case kProton:
+ case kProtonBar: return AliPID::kProton;
}
- return 0;
+ return -1;
}
//____________________________________________________________________
);
}
+//____________________________________________________________________
+TH1F* AliTRDcheckESD::Proj2D(TH2F* hist) {
+ //
+ // project the PH vs Slice 2D-histo into a 1D histo
+ //
+ TH1F* hProjection = new TH1F("hProjection","", hist->GetXaxis()->GetNbins(),
+ hist->GetXaxis()->GetXmin(), hist->GetXaxis()->GetXmax());
+ TF1* fitLandau = new TF1("landauFunc","landau",0.,2000.);
+ TH1D *hD;
+ for(Int_t iBin=1;iBin<=hist->GetXaxis()->GetNbins();iBin++) {
+ if(gROOT->FindObject("projection"))
+ delete gROOT->FindObject("projection");
+ hD = (TH1D*)hist->ProjectionY("projection",iBin,iBin);
+ if(hD->Integral()>1) {
+ fitLandau->SetParameter(1, hD->GetBinCenter(hD->GetMaximumBin()));
+ hD->Fit(fitLandau, "MEQ0", "", 0., 2.0*hD->GetBinCenter(hD->GetMaximumBin()));
+ hProjection->SetBinContent(iBin, fitLandau->GetParameter(1));
+ hProjection->SetBinError(iBin, fitLandau->GetParError(1));
+ }
+ else{
+ hProjection->SetBinContent(iBin, 0);
+ hProjection->SetBinError(iBin, 0);
+ }
+ }
+ return hProjection;
+}
+
+//____________________________________________________________________
+TH2F* AliTRDcheckESD::Proj3D(TH3F* hist, TH2F* accMap, Int_t zbinLow, Int_t zbinHigh, Float_t &entries) {
+ //
+ // Project a 3D histogram to a 2D histogram in the Z axis interval [zbinLow,zbinHigh]
+ // Return the 2D histogram and also the number of entries into this projection (entries)
+
+ Int_t nBinsX = hist->GetXaxis()->GetNbins(); // X and Y axis bins are assumed to be all equal
+ Float_t minX = hist->GetXaxis()->GetXmin();
+ Float_t maxX = hist->GetXaxis()->GetXmax();
+ Int_t nBinsY = hist->GetYaxis()->GetNbins();
+ Float_t minY = hist->GetYaxis()->GetXmin();
+ Float_t maxY = hist->GetYaxis()->GetXmax();
+ Int_t nBinsZ = hist->GetZaxis()->GetNbins(); // Z axis bins (pt) might have different widths
+ //Float_t minZ = hist->GetZaxis()->GetXmin();
+ //Float_t maxZ = hist->GetZaxis()->GetXmax();
+
+ TH2F* projHisto = (TH2F*)gROOT->FindObject("projHisto");
+ if(projHisto)
+ projHisto->Reset();
+ else
+ projHisto = new TH2F("projHisto", "projection", nBinsX, minX, maxX, nBinsY, minY, maxY);
+
+ const Double_t kMinAccFraction = 0.1;
+ entries = 0.0;
+ Double_t maxAcc = (accMap ? accMap->GetMaximum() : -1);
+
+ for(Int_t iZ=1; iZ<=nBinsZ; iZ++) {
+ if(iZ<zbinLow) continue;
+ if(iZ>zbinHigh) continue;
+ for(Int_t iX=1; iX<=nBinsX; iX++) {
+ for(Int_t iY=1; iY<=nBinsY; iY++) {
+ if(accMap && maxAcc>0) {
+ if(accMap->GetBinContent(iX,iY)/maxAcc>kMinAccFraction)
+ projHisto->SetBinContent(iX, iY, projHisto->GetBinContent(iX, iY)+hist->GetBinContent(iX,iY,iZ));
+ }
+ else // no acc. cut
+ projHisto->SetBinContent(iX, iY, projHisto->GetBinContent(iX, iY)+hist->GetBinContent(iX,iY,iZ));
+ // count only the entries which are inside the acceptance map
+ if(accMap && maxAcc>0) {
+ if(accMap->GetBinContent(iX,iY)/maxAcc>kMinAccFraction)
+ entries+=hist->GetBinContent(iX,iY,iZ);
+ }
+ else // no acc. cut
+ entries+=hist->GetBinContent(iX,iY,iZ);
+ }
+ }
+ }
+ return projHisto;
+}
+//____________________________________________________________________
+TH1F* AliTRDcheckESD::EfficiencyTRD(Short_t positives) {
+ //
+ // Calculate the TRD-TPC matching efficiency as function of pt
+ //
+ TH3F* tpc3D(NULL); TH3F* trd3D(NULL);
+ if(positives>0) { // get the histos for positive tracks
+ if(!(tpc3D = dynamic_cast<TH3F*>(fHistos->At(kTPCRefTracksPos)))) return 0x0;
+ if(!(trd3D = dynamic_cast<TH3F*>(fHistos->At(kTRDRefTracksPos)))) return 0x0;
+ }
+ else { // get the histos for positive tracks
+ if(!(tpc3D = dynamic_cast<TH3F*>(fHistos->At(kTPCRefTracksNeg)))) return 0x0;
+ if(!(trd3D = dynamic_cast<TH3F*>(fHistos->At(kTRDRefTracksNeg)))) return 0x0;
+ }
+
+ Int_t nBinsZ = trd3D->GetZaxis()->GetNbins();
+ // project everything on the eta-phi map to obtain an acceptance map (make sure there is enough statistics)
+ Float_t nada = 0.;
+ TH2F *trdAcc = (TH2F*)Proj3D(trd3D, 0x0, 1, nBinsZ, nada)->Clone();
+ // get the bin limits from the Z axis of 3D histos
+ Float_t *ptBinLimits = new Float_t[nBinsZ+1];
+ for(Int_t i=1; i<=nBinsZ; i++) {
+ ptBinLimits[i-1] = trd3D->GetZaxis()->GetBinLowEdge(i);
+ }
+ ptBinLimits[nBinsZ] = trd3D->GetZaxis()->GetBinUpEdge(nBinsZ);
+ TH1F *efficiency = new TH1F("eff", "TRD-TPC matching efficiency", nBinsZ, ptBinLimits);
+ // loop over Z bins
+ for(Int_t i=1; i<=nBinsZ; i++) {
+ Float_t tpcEntries = 0.0; Float_t trdEntries = 0.0;
+ Proj3D(tpc3D, trdAcc, i, i, tpcEntries);
+ Proj3D(trd3D, trdAcc, i, i, trdEntries);
+ Float_t ratio = 0;
+ if(tpcEntries>0) ratio = trdEntries/tpcEntries;
+ Float_t error = 0;
+ if(tpcEntries>0 && trdEntries>0)
+ error = ratio*TMath::Sqrt((1.0/tpcEntries)+(1.0/trdEntries));
+ if(ratio>0.0) {
+ efficiency->SetBinContent(i,ratio);
+ efficiency->SetBinError(i,error);
+ }
+ } // end loop over Z bins
+
+ efficiency->SetLineColor((positives>0 ? 2 : 4));
+ return efficiency;
+}
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff