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Fixing bugs in FMD reconstruction. Everything should work now
[u/mrichter/AliRoot.git] / ESDCheck / AliTOFQATask.cxx
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1dfe075f 1/**************************************************************************
2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
3 * *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
6 * *
7 * Permission to use, copy, modify and distribute this software and its *
8 * documentation strictly for non-commercial purposes is hereby granted *
9 * without fee, provided that the above copyright notice appears in all *
10 * copies and that both the copyright notice and this permission notice *
11 * appear in the supporting documentation. The authors make no claims *
12 * about the suitability of this software for any purpose. It is *
13 * provided "as is" without express or implied warranty. *
14 **************************************************************************/
15//_________________________________________________________________________
1137ac22 16// An analysis task to check the TOF in simulated data
1dfe075f 17//
18//*-- Silvia Arcelli
1137ac22 19//-Distributions of the matching performance
20//-TOF Time info and (TOF - expected time) plots
21//-Summary Plots on TOF Pid
1dfe075f 22//////////////////////////////////////////////////////////////////////////////
e1bdf781 23#include <TMath.h>
1dfe075f 24#include <TChain.h>
1dfe075f 25#include <TFile.h>
1137ac22 26#include <TObject.h>
27#include <TCanvas.h>
28#include <TStyle.h>
29#include <TGaxis.h>
30#include <TLatex.h>
31#include <TPad.h>
2704006a 32#include <TSpectrum.h>
33#include <TF1.h>
4f3b72d4 34#include <TROOT.h>
1f588058 35#include <TString.h>
1dfe075f 36
37#include "AliTOFQATask.h"
38#include "AliESD.h"
1137ac22 39#include "AliESDtrack.h"
1dfe075f 40#include "AliLog.h"
41
42//______________________________________________________________________________
43AliTOFQATask::AliTOFQATask(const char *name) :
44 AliAnalysisTask(name,""),
45 fChain(0),
46 fESD(0),
1137ac22 47 fOutputContainer(0),
48 fhTOFMatch(0),
49 fhESDeffPhi(0),
50 fhESDeffTheta(0),
51 fhESDeffMom(0),
52 fhTOFeffPhi(0),
53 fhTOFeffTheta(0),
54 fhTOFeffMom(0),
55 fhTOFeffPhiMT(0),
56 fhTOFeffThetaMT(0),
57 fhTOFeffMomMT(0),
58 fhTOFsector(0),
59 fhTOFsectorMT(0),
60 fhTOFTime(0),
61 fhTOFDeltaTime(0),
62 fhTOFDeltaTimeMT(0),
63 fhTOFIDSpecies(0),
64 fhTOFMassVsMom(0),
2704006a 65 fhTOFMass(0),
66 fmatchFracMin(0.15),
67 fmatchEffMin(0.28),
68 ftimePeakMax(0.05),
69 fmassPeakMax(0.05)
1dfe075f 70{
71 // Constructor.
72 // Input slot #0 works with an Ntuple
73 DefineInput(0, TChain::Class());
74 // Output slot #0 writes into a TH1 container
75 DefineOutput(0, TObjArray::Class()) ;
76}
77
1137ac22 78//______________________________________________________________________________
79AliTOFQATask::AliTOFQATask(const AliTOFQATask &qatask) :
80 AliAnalysisTask("AliTOFQATask",""),
81 fChain(0),
82 fESD(0),
83 fOutputContainer(0),
84 fhTOFMatch(0),
85 fhESDeffPhi(0),
86 fhESDeffTheta(0),
87 fhESDeffMom(0),
88 fhTOFeffPhi(0),
89 fhTOFeffTheta(0),
90 fhTOFeffMom(0),
91 fhTOFeffPhiMT(0),
92 fhTOFeffThetaMT(0),
93 fhTOFeffMomMT(0),
94 fhTOFsector(0),
95 fhTOFsectorMT(0),
96 fhTOFTime(0),
97 fhTOFDeltaTime(0),
98 fhTOFDeltaTimeMT(0),
99 fhTOFIDSpecies(0),
100 fhTOFMassVsMom(0),
2704006a 101 fhTOFMass(0),
102 fmatchFracMin(0.15),
103 fmatchEffMin(0.28),
104 ftimePeakMax(0.05),
105 fmassPeakMax(0.05)
1137ac22 106{
107 // Copy Constructor.
108 fChain=qatask.fChain;
109 fESD=qatask.fESD;
110 fOutputContainer=qatask.fOutputContainer;
111 fhTOFMatch=qatask.fhTOFMatch;
112 fhESDeffPhi=qatask.fhESDeffPhi;
113 fhESDeffTheta=qatask.fhESDeffTheta;
114 fhESDeffMom=qatask.fhESDeffMom;
115 fhTOFeffPhi=qatask.fhTOFeffPhi;
116 fhTOFeffTheta=qatask.fhTOFeffTheta;
117 fhTOFeffMom=qatask.fhTOFeffMom;
118 fhTOFeffPhiMT=qatask.fhTOFeffPhiMT;
119 fhTOFeffThetaMT=qatask.fhTOFeffThetaMT;
120 fhTOFeffMomMT=qatask.fhTOFeffMomMT;
121 fhTOFsector=qatask.fhTOFsector;
122 fhTOFsectorMT=qatask.fhTOFsectorMT;
123 fhTOFTime=qatask.fhTOFTime;
124 fhTOFDeltaTime=qatask.fhTOFDeltaTime;
125 fhTOFDeltaTimeMT=qatask.fhTOFDeltaTimeMT;
126 fhTOFIDSpecies=qatask.fhTOFIDSpecies;
127 fhTOFMassVsMom=qatask.fhTOFMassVsMom;
128 fhTOFMass=qatask.fhTOFMass;
2704006a 129 fmatchFracMin=qatask.fmatchFracMin;
130 fmatchEffMin=qatask.fmatchEffMin;
131 ftimePeakMax=qatask.ftimePeakMax;
132 fmassPeakMax=qatask.fmassPeakMax;
1137ac22 133}
134//______________________________________________________________________________
135AliTOFQATask:: ~AliTOFQATask()
136{
137 delete fOutputContainer;
138 delete fhTOFMatch;
139 delete fhESDeffPhi;
140 delete fhESDeffTheta;
141 delete fhESDeffMom;
142 delete fhTOFeffPhi;
143 delete fhTOFeffTheta;
144 delete fhTOFeffMom;
145 delete fhTOFeffPhiMT;
146 delete fhTOFeffThetaMT;
147 delete fhTOFeffMomMT;
148 delete fhTOFsector;
149 delete fhTOFsectorMT;
150 delete fhTOFTime;
151 delete fhTOFDeltaTime;
152 delete fhTOFDeltaTimeMT;
153 delete fhTOFIDSpecies;
154 delete fhTOFMassVsMom;
155 delete fhTOFMass;
156 }
157//______________________________________________________________________________
158AliTOFQATask& AliTOFQATask::operator=(const AliTOFQATask &qatask)
159{
160 //assignment operator
161 this->fChain=qatask.fChain;
162 this->fESD=qatask.fESD;
163 this->fOutputContainer=qatask.fOutputContainer;
164 this->fhTOFMatch=qatask.fhTOFMatch;
165 this->fhESDeffPhi=qatask.fhESDeffPhi;
166 this->fhESDeffTheta=qatask.fhESDeffTheta;
167 this->fhESDeffMom=qatask.fhESDeffMom;
168 this->fhTOFeffPhi=qatask.fhTOFeffPhi;
169 this->fhTOFeffTheta=qatask.fhTOFeffTheta;
170 this->fhTOFeffMom=qatask.fhTOFeffMom;
171 this->fhTOFeffPhiMT=qatask.fhTOFeffPhiMT;
172 this->fhTOFeffThetaMT=qatask.fhTOFeffThetaMT;
173 this->fhTOFeffMomMT=qatask.fhTOFeffMomMT;
174 this->fhTOFsector=qatask.fhTOFsector;
175 this->fhTOFsectorMT=qatask.fhTOFsectorMT;
176 this->fhTOFTime=qatask.fhTOFTime;
177 this->fhTOFDeltaTime=qatask.fhTOFDeltaTime;
178 this->fhTOFDeltaTimeMT=qatask.fhTOFDeltaTimeMT;
179 this->fhTOFIDSpecies=qatask.fhTOFIDSpecies;
180 this->fhTOFMassVsMom=qatask.fhTOFMassVsMom;
181 this->fhTOFMass=qatask.fhTOFMass;
2704006a 182 this->fmatchFracMin=qatask.fmatchFracMin;
183 this->fmatchEffMin=qatask.fmatchEffMin;
184 this->ftimePeakMax=qatask.ftimePeakMax;
185 this->fmassPeakMax=qatask.fmassPeakMax;
1137ac22 186 return *this;
187}
1dfe075f 188//______________________________________________________________________________
c52c2132 189void AliTOFQATask::ConnectInputData(const Option_t*)
1dfe075f 190{
191 // Initialisation of branch container and histograms
192
193 AliInfo(Form("*** Initialization of %s", GetName())) ;
194
195 // Get input data
196 fChain = dynamic_cast<TChain *>(GetInputData(0)) ;
197 if (!fChain) {
198 AliError(Form("Input 0 for %s not found\n", GetName()));
199 return ;
200 }
201
c52c2132 202 // One should first check if the branch address was taken by some other task
2704006a 203 char ** address = (char **)GetBranchAddress(0, "ESD") ;
204 if (address)
205 fESD = (AliESD *)(*address) ;
206 else {
207 fESD = new AliESD() ;
208 SetBranchAddress(0, "ESD", &fESD) ;
1dfe075f 209 }
c52c2132 210}
211
1dfe075f 212//______________________________________________________________________________
213void AliTOFQATask::Exec(Option_t *)
214{
1137ac22 215
216//******* The loop over events --------------------------------------------------
217
218 Int_t nselESD=0;
219 Int_t nmatchTOF=0;
220 Int_t npidok=0;
221 Int_t pisel=0,kasel=0,prsel=0,elsel=0,musel=0;
222 //Set equal a-priori weights (just charged hadrions)
2704006a 223 const Int_t nCalinSec=8736;
1137ac22 224 Double_t c[5]={0, 0, 1, 1, 1};
1dfe075f 225 // Processing of one event
1137ac22 226 Long64_t entry = fChain->GetReadEntry() ;
1dfe075f 227 if (!fESD) {
228 AliError("fESD is not connected to the input!") ;
229 return ;
230 }
231
232 if ( !((entry-1)%100) )
233 AliInfo(Form("%s ----> Processing event # %lld", (dynamic_cast<TChain *>(fChain))->GetFile()->GetName(), entry)) ;
234
235 // ************************ TOF *************************************
1137ac22 236
237
1dfe075f 238 Int_t ntrk = fESD->GetNumberOfTracks() ;
1137ac22 239
1dfe075f 240 while ( ntrk-- ) {
1137ac22 241
1dfe075f 242 AliESDtrack * t = fESD->GetTrack(ntrk) ;
1137ac22 243 if ( (t->GetStatus() & AliESDtrack::kTIME)==0 )continue;
244
245 nselESD++;
246
247 Double_t mom = t->GetP() ;
248 Double_t phi = TMath::ATan2(t->GetX(),t->GetY()) ;
249 Double_t theta = TMath::ACos(t->GetZ()/
250 TMath::Sqrt(t->GetX()*t->GetX()+t->GetY()*t->GetY()+t->GetZ()*t->GetZ()));
251 phi*=180/TMath::Pi();
252 theta*=180/TMath::Pi();
253
254 fhESDeffPhi->Fill(phi);
255 fhESDeffTheta->Fill(theta);
256 fhESDeffMom->Fill(mom);
257
258
259 if(t->GetTOFsignal()<0)continue;
260
261 nmatchTOF++;
262
263 Double_t time=t->GetTOFsignal();//TOF time in ps
264 Int_t detid=t->GetTOFCalChannel();//which pad was hit
265 Int_t sector = detid/nCalinSec;
266 fhTOFTime->Fill(time*1.E-3);
267 fhTOFeffPhi->Fill(phi);
268 fhTOFeffTheta->Fill(theta);
269 fhTOFeffMom->Fill(mom);
270 fhTOFsector->Fill(sector);
271 //Well matched
272
273 Int_t label=TMath::Abs(t->GetLabel());
274 Int_t clab[3]; t->GetTOFLabel(clab);
275 if(label==clab[0] || label==clab[1] || label==clab[2]) {
276 fhTOFeffPhiMT->Fill(phi);
277 fhTOFeffThetaMT->Fill(theta);
278 fhTOFeffMomMT->Fill(mom);
279 fhTOFsectorMT->Fill(sector);
280 }
281
282 //Look at TOF PID
283
284 UInt_t status=AliESDtrack::kESDpid;status|=AliESDtrack::kTOFpid;
285 if (!((t->GetStatus()&status) == status))continue;
286 npidok++;
287 Double_t times[10];
288 t->GetIntegratedTimes(times);//ps
289 Double_t l =t->GetIntegratedLength()/100.; // (m)
290 Double_t mass= -1.;
291 Double_t invBetaGamma= (0.299*time*1.E-3/l)*(0.299*time*1.E-3/l) -1.;
292 if(invBetaGamma<0){mass = -mom*TMath::Sqrt(-invBetaGamma);}
293 else{mass = mom*TMath::Sqrt(invBetaGamma);}
294
295 //The Mass/ vs Momentum Plot:
296 fhTOFMassVsMom->Fill(mass,mom);
297 fhTOFMass->Fill(mass);
1dfe075f 298
1137ac22 299 //PID weights
300 Double_t r[10]; t->GetTOFpid(r);
301 Double_t rcc=0.;
302 Int_t i;
303 for (i=0; i<AliPID::kSPECIES; i++) rcc+=(c[i]*r[i]);
304 if (rcc==0.) continue;
305 Double_t w[10];
306 for (i=0; i<AliPID::kSPECIES; i++) w[i]=c[i]*r[i]/rcc;
1dfe075f 307
1137ac22 308 fhTOFDeltaTime->Fill((time-times[2])*1.E-3);
309
310 if(label==clab[0] || label==clab[1] || label==clab[2]) {
311 fhTOFDeltaTimeMT->Fill((time-times[2])*1.E-3);
312 }
313
314 if (w[4]>w[0] && w[4]>w[1] && w[4]>w[2] && w[4]>w[3]){
315 prsel++;
316 fhTOFIDSpecies->Fill(4);
317 }
318 if (w[3]>w[0] && w[3]>w[1] && w[3]>w[2] && w[3]>w[4]){
319 kasel++;
320 fhTOFIDSpecies->Fill(3);
321 }
322 if (w[2]>w[0] && w[2]>w[1] && w[2]>w[3] && w[2]>w[4]){
323 pisel++;
324 fhTOFIDSpecies->Fill(2);
325 }
326 if (w[1]>w[0] && w[1]>w[2] && w[1]>w[3] && w[1]>w[4]){
327 musel++;
328 fhTOFIDSpecies->Fill(1);
329 }
330 if (w[0]>w[1] && w[0]>w[2] && w[0]>w[3] && w[0]>w[4]){
331 elsel++;
332 fhTOFIDSpecies->Fill(0);
1dfe075f 333 }
334 }
1137ac22 335
336 Float_t fracM= -1;
337 if(nselESD>10)fracM=((Float_t) nmatchTOF)/((Float_t) nselESD);
338 fhTOFMatch->Fill(fracM);
339
340 PostData(0, fOutputContainer);
1137ac22 341
342}
343//______________________________________________________________________________
2704006a 344void AliTOFQATask::CreateOutputObjects()
c52c2132 345{
1137ac22 346 // Construct histograms:
347
1e20f195 348 OpenFile(0) ;
349
1137ac22 350 fhTOFMatch=
351 new TH1F("hTOFMatch","Fraction of Matched TOF tracks",101,-0.005,1.005);
352 fhESDeffPhi=
353 new TH1F("hESDeffPhi","ESD tracks Phi(vtx)", 180, -180., 180.) ;
354 fhESDeffTheta=
355 new TH1F("hESDeffTheta","ESD tracks Theta (vtx)",90, 45., 135.) ;
356 fhESDeffMom=
357 new TH1F("hESDeffMom","ESD tracks Momentum (vtx)",40, 0., 6.) ;
358 fhTOFeffPhi =
359 new TH1F("hTOFeffPhi","TOF, Matched vs Phi(vtx)", 180,-180, 180.);
360 fhTOFeffPhiMT=
361 new TH1F("hTOFeffPhiMT","TOF, Well Matched vs Phi(vtx)",180,-180,180.);
362 fhTOFeffTheta=
363 new TH1F("hTOFeffTheta","TOF, Matched vs Theta(vtx)",90,45.,135.);
364 fhTOFeffThetaMT=
365 new TH1F("hTOFeffThetaMT","TOF, Well Matched vs Theta(vtx)",90,45.,135.);
366 fhTOFeffMom =
367 new TH1F("hTOFeffMom","TOF, Matched vs Momentum ", 40, 0.,6.);
368 fhTOFeffMomMT =
369 new TH1F("hTOFeffMomMT","TOF, Well Matched vs Momentum ", 40, 0.,6.);
370 fhTOFsector =
371 new TH1F("hTOFsector","TOF, Matched vs Sector ", 18,0.,18.);
372 fhTOFsectorMT =
373 new TH1F("hTOFsectorMT","TOF, Well Matched vs Sector", 18, 0.,18.);
374
375 fhESDeffMom->Sumw2(); fhTOFeffMom->Sumw2(); fhTOFeffMomMT->Sumw2();
376 fhESDeffTheta->Sumw2(); fhTOFeffTheta->Sumw2(); fhTOFeffThetaMT->Sumw2();
377 fhESDeffPhi->Sumw2(); fhTOFeffPhi->Sumw2(); fhTOFeffPhiMT->Sumw2();
378 fhTOFsector->Sumw2(); fhTOFsectorMT->Sumw2();
379
380 fhTOFTime =
381 new TH1F("hTOFTime","TOF, t(TOF)in ns ",1000,0,100.);
382 fhTOFDeltaTime =
383 new TH1F("hTOFDeltaTime","TOF,t(TOF)-t(exp,pion), ns ",1000,-4.4,20.);
384 fhTOFDeltaTimeMT =
385 new TH1F("hTOFDeltaTimeMT","TOF, t(TOF)-t(exp,pion) for Well Matched, ns ",1000,-4.4,20.);
386 fhTOFIDSpecies =
387 new TH1F("hTOFIDSpecies","TOF, ID Sample Composition ",5,-0.5,4.5);
388 fhTOFMassVsMom =
389 new TH2F("hTOFMassVsMom","TOF, Mass Vs Momentum ",280,-0.2,1.2,600,0.,6.);
390 fhTOFMass =
e1bdf781 391 new TH1F("hTOFMass","TOF, reconstructed mass ",240,0.,1.2);
1137ac22 392
393
394 // create the output container
395
396 fOutputContainer = new TObjArray(18) ;
397 fOutputContainer->SetName(GetName()) ;
398
399 fOutputContainer->AddAt(fhTOFMatch, 0) ;
400 fOutputContainer->AddAt(fhESDeffPhi, 1) ;
401 fOutputContainer->AddAt(fhESDeffTheta, 2) ;
402 fOutputContainer->AddAt(fhESDeffMom, 3) ;
403 fOutputContainer->AddAt(fhTOFeffPhi, 4) ;
404 fOutputContainer->AddAt(fhTOFeffPhiMT, 5) ;
405 fOutputContainer->AddAt(fhTOFeffTheta, 6) ;
406 fOutputContainer->AddAt(fhTOFeffThetaMT, 7) ;
407 fOutputContainer->AddAt(fhTOFeffMom, 8) ;
408 fOutputContainer->AddAt(fhTOFeffMomMT, 9) ;
409 fOutputContainer->AddAt(fhTOFsector, 10) ;
410 fOutputContainer->AddAt(fhTOFsectorMT, 11) ;
411 fOutputContainer->AddAt(fhTOFTime, 12) ;
412 fOutputContainer->AddAt(fhTOFDeltaTime , 13) ;
413 fOutputContainer->AddAt(fhTOFDeltaTimeMT, 14) ;
414 fOutputContainer->AddAt(fhTOFIDSpecies, 15) ;
415 fOutputContainer->AddAt(fhTOFMassVsMom, 16) ;
416 fOutputContainer->AddAt(fhTOFMass, 17) ;
417
418}
419//______________________________________________________________________________
420void AliTOFQATask::GetEfficiency()
421{
422 // calculates the efficiency
423
424
425 fhTOFeffPhiMT->Divide(fhTOFeffPhiMT,fhTOFeffPhi,1,1,"B");
426 fhTOFeffThetaMT->Divide(fhTOFeffThetaMT,fhTOFeffTheta,1,1,"B");
427 fhTOFeffMomMT->Divide(fhTOFeffMomMT,fhTOFeffMom,1,1,"B");
428
429 fhTOFeffPhi->Divide(fhTOFeffPhi,fhESDeffPhi,1,1,"B");
430 fhTOFeffTheta->Divide(fhTOFeffTheta,fhESDeffTheta,1,1,"B");
431 fhTOFeffMom->Divide(fhTOFeffMom,fhESDeffMom,1,1,"B");
432
433}
434
435//______________________________________________________________________________
2704006a 436Bool_t AliTOFQATask::DrawHistos()
1137ac22 437{
1137ac22 438
2704006a 439
440 Int_t TOFsectors[18]={0,1,1,0,0,0,1,1,0,1,1,1,1,0,0,1,1,1};//TOF sectors which are supposed to be present
441 const char* part[3]={"pions","kaons","protons"};// pi,ka,pr
442 const Float_t masses[3]={0.1396,0.494,0.938};// particle masses pi,ka,pr
443 // Makes a few plots
1137ac22 444
445 gROOT->SetStyle("Plain");
446 gStyle->SetPalette(1);
2704006a 447 gStyle->SetOptStat(111110);
1137ac22 448 gStyle->SetPalette(1);
449 gStyle->SetCanvasColor(0);
450 gStyle->SetFrameFillColor(0);
451 //
452 TGaxis::SetMaxDigits(3);
453 gStyle->SetLabelFont(52, "XYZ");
454 gStyle->SetTitleFont(62, "XYZ");
455 gStyle->SetPadRightMargin(0.02);
456
457
458 TCanvas * cTOFeff = new TCanvas("cTOFeff", "TOF ESD General", 400, 30, 550, 630) ;
459
460 cTOFeff->Divide(1,2) ;
461 cTOFeff->cd(1);
462 fhTOFMatch->GetXaxis()->SetTitle("Fraction of matched ESD tracks/event");
463 fhTOFMatch->GetYaxis()->SetTitle("Events");
464 fhTOFMatch->SetFillColor(4);
465 fhTOFMatch->Draw();
466 cTOFeff->cd(2);
467 TPad *b = (TPad*)gPad;
468 b->Divide(2,1);
469 b->cd(1) ;
470 fhTOFsector->GetXaxis()->SetTitle("Sector index of matched TOF Cluster");
471 fhTOFsector->GetYaxis()->SetTitle("Entries");
472 fhTOFsector->SetFillColor(4);
473 fhTOFsector->SetMinimum(0.);
474 fhTOFsector->GetYaxis()->SetNdivisions(205);
475 fhTOFsector->GetYaxis()->SetTitleOffset(1.2);
476 fhTOFsector->Draw("histo");
477 b->cd(2) ;
478 fhTOFeffMom->SetMaximum(1.2);
479 fhTOFeffMom->GetXaxis()->SetTitle("Track momentum (GeV/c)");
480 fhTOFeffMom->GetYaxis()->SetNdivisions(205);
481 fhTOFeffMom->GetYaxis()->SetTitleOffset(1.2);
482 fhTOFeffMom->GetYaxis()->SetTitle("Fraction of matched ESD tracks");
483 fhTOFeffMom->SetFillColor(4);
484 fhTOFeffMom->Draw();
2704006a 485 fhTOFeffMom->Fit("pol0","Q","",0.5,3.);
486 TF1 *fitMom = fhTOFeffMom->GetFunction("pol0");
1137ac22 487 fhTOFeffMom->Draw("histo,same");
488
1137ac22 489 cTOFeff->Print("TOF_eff.eps");
490
491
492
493 TCanvas * cTOFtime = new TCanvas("cTOFtime", "TOF measured Times ", 400, 30, 550, 630) ;
494 cTOFtime->Divide(1,2) ;
495 cTOFtime->cd(1);
2704006a 496 if ( fhTOFTime->GetMaximum() > 0 )
84eb42a1 497 cTOFtime->GetPad(1)->SetLogy(1);
1137ac22 498 fhTOFTime->GetXaxis()->SetTitle("TOF time (ns)");
499 fhTOFTime->GetYaxis()->SetTitle("Entries");
500 fhTOFTime->SetFillColor(4);
501 fhTOFTime->Draw();
502 cTOFtime->cd(2);
2704006a 503 if ( fhTOFDeltaTime->GetMaximum() > 0 )
84eb42a1 504 cTOFtime->GetPad(2)->SetLogy(1);
1137ac22 505 fhTOFDeltaTime->GetXaxis()->SetTitle("t^{TOF}-t^{exp}_{#pi} (ns)");
506 fhTOFDeltaTime->GetYaxis()->SetTitle("Entries");
507 fhTOFDeltaTime->SetFillColor(4);
2704006a 508 Int_t ntimepeak=1;
e1bdf781 509 TSpectrum *timeDiff = new TSpectrum(ntimepeak);
510 Int_t ntime = timeDiff->Search(fhTOFDeltaTime,ntimepeak,"new",0.1);
1137ac22 511 fhTOFDeltaTime->Draw();
512
1137ac22 513 cTOFtime->Print("TOF_time.eps");
514
515
516 TCanvas * cTOFpid = new TCanvas("cTOFpid", "TOF PID ", 400, 30, 550, 630) ;
517 cTOFpid->Divide(1,3) ;
518 cTOFpid->cd(1);
2704006a 519 if ( fhTOFMass->GetMaximum() > 0 )
84eb42a1 520 cTOFpid->SetLogy(1);
1137ac22 521 fhTOFMass->GetXaxis()->SetTitle("Reconstructed Mass (GeV/c^{2})");
522 fhTOFMass->GetYaxis()->SetTitle("Entries");
523 fhTOFMass->SetFillColor(4);
2704006a 524 Int_t npmass=1;
525 if(fhTOFMass->GetEntries()>1000)npmass=3;
e1bdf781 526 TSpectrum *mass = new TSpectrum(npmass);
527 Int_t nmass = mass->Search(fhTOFMass,npmass,"new",0.02);
1137ac22 528 fhTOFMass->Draw();
2704006a 529 if ( fhTOFMassVsMom->GetMaximum() > 0 )
84eb42a1 530 cTOFpid->SetLogy(0);
1137ac22 531 cTOFpid->cd(2);
532 fhTOFMassVsMom->GetYaxis()->SetRange(0,400);
533 fhTOFMassVsMom->GetXaxis()->SetTitle("Reconstructed Mass (GeV/c^{2})");
534 fhTOFMassVsMom->GetYaxis()->SetTitle("Track Momentum (GeV/c)");
535 fhTOFMassVsMom->GetXaxis()->SetTitleSize(0.05);
536 fhTOFMassVsMom->GetYaxis()->SetTitleSize(0.05);
537 fhTOFMassVsMom->SetMarkerStyle(20);
538 fhTOFMassVsMom->SetMarkerSize(0.05);
539 fhTOFMassVsMom->SetMarkerColor(2);
540 fhTOFMassVsMom->Draw();
541 cTOFpid->cd(3);
542
543 TLatex * tex = new TLatex(1., 1.25, "Bayesian PID: a-priori concentrations: [0,0,1,1,1]");
544 tex->SetTextColor(1);
545 tex->SetTextSize(0.045);
546 tex->SetLineWidth(2);
547
548 Float_t norm=1./fhTOFIDSpecies->GetEntries();
549 fhTOFIDSpecies->Scale(norm);
550 fhTOFIDSpecies->SetMaximum(1.2);
551 fhTOFIDSpecies->GetXaxis()->SetTitle("Particle Type");
552 fhTOFIDSpecies->GetYaxis()->SetTitle("ID Fractions");
553 fhTOFIDSpecies->GetXaxis()->SetTitleSize(0.05);
554 fhTOFIDSpecies->GetYaxis()->SetTitleSize(0.05);
555 fhTOFIDSpecies->SetFillColor(4);
556 fhTOFIDSpecies->Draw();
557 tex->Draw();
1dfe075f 558
1137ac22 559 char ch[10];
560
561 Float_t pifrac=fhTOFIDSpecies->GetBinContent(3);
562 Float_t kafrac=fhTOFIDSpecies->GetBinContent(4);
563 Float_t prfrac=fhTOFIDSpecies->GetBinContent(5);
564
2704006a 565 sprintf(ch,"[2]:pion fraction = %5.3f",pifrac);
1137ac22 566 TLatex * texpi = new TLatex(-0.3, 0.9, ch);
567 texpi->SetTextColor(1);
568 texpi->SetTextSize(0.05);
569 texpi->SetLineWidth(2);
570 texpi->Draw();
2704006a 571 sprintf(ch,"[3]:kaon fraction = %5.3f",kafrac);
1137ac22 572 TLatex * texka = new TLatex(-0.3, 0.8, ch);
573 texka->SetTextColor(1);
574 texka->SetTextSize(0.05);
575 texka->SetLineWidth(2);
576 texka->Draw();
2704006a 577 sprintf(ch,"[4]:proton fraction = %5.3f",prfrac);
1137ac22 578 TLatex * texpr = new TLatex(-0.3, 0.7, ch);
579 texpr->SetTextColor(1);
580 texpr->SetTextSize(0.05);
581 texpr->SetLineWidth(2);
582 texpr->Draw();
1dfe075f 583
1137ac22 584
1137ac22 585 cTOFpid->Print("TOF_pid.eps");
586
2704006a 587 char line[1024] ;
588 sprintf(line, ".!tar -zcf %s.tar.gz *.eps", GetName()) ;
589 gROOT->ProcessLine(line);
590 sprintf(line, ".!rm -fR *.eps");
591 gROOT->ProcessLine(line);
592 AliInfo(Form("*** TOF QA plots saved in %s.tar.gz...", GetName())) ;
593
e1bdf781 594 Bool_t hardProblem=kFALSE;
595 Bool_t softProblem=kFALSE;
2704006a 596 //------------------------------Matching Efficiency
597
598 //Overall Fraction:
599 Float_t matchFrac= fhTOFMatch->GetMean();
600 if(matchFrac<fmatchFracMin){
601 AliWarning(Form("*** Overall Fraction of matched tracks too low! Fraction = %f", matchFrac)) ;
e1bdf781 602 softProblem=kTRUE;
2704006a 603 }else{
604 AliInfo(Form("*** Fraction of matched tracks = %f", matchFrac)) ;
605 }
606
607 if(fhTOFeffMom->GetEntries()<1.){
608 AliWarning(Form("*** No tracks matching with TOF! Fraction is = %f", matchFrac)) ;
e1bdf781 609 hardProblem=kTRUE;
610 return hardProblem;
2704006a 611 }
612
1dfe075f 613
2704006a 614 //The efficiency as a function of momentum:
615 Float_t eff= fitMom->GetParameter(0);
616 Float_t deff= fitMom->GetParError(0);
617 if(eff+3*deff<fmatchEffMin){
618 AliWarning(Form("*** Fraction of matched tracks vs Momentum is too low! Fraction= %f", eff)) ;
e1bdf781 619 softProblem=kTRUE;
2704006a 620 }else{
621 AliInfo(Form("*** Fraction of matched tracks for p>0.5 GeV is = %f", eff)) ;
622 }
623
624 //Matched tracks vs TOF Sector:
625 for(Int_t isec=1;isec<=18;isec++){
626 if(fhTOFsector->GetBinContent(isec)<1 && TOFsectors[isec-1]>0){
627 AliWarning(Form("*** Missing Entries in sector %i", isec));
e1bdf781 628 softProblem=kTRUE;
2704006a 629 }
630 if(fhTOFsector->GetBinContent(isec)>0 && TOFsectors[isec-1]==0){
631 AliWarning(Form("*** Unexpected Entries in sector %i", isec));
e1bdf781 632 softProblem=kTRUE;
2704006a 633 }
634 }
635
636 //-----------------------------Pid Quality
637
638 // Look at the time - expected time:
e1bdf781 639 if(ntime==0){
640 AliWarning("*** No peak was found in time difference spectrum!");
2704006a 641 }
e1bdf781 642 else if (ntime>0){
643 Float_t *timePos = timeDiff->GetPositionX();
644 if(TMath::Abs(timePos[0])>3*ftimePeakMax){
645 AliWarning(Form("*** Main Peak position in tTOF-TEXP spectrum is sitting very far from where expected! Tpeak = %f ps",timePos[0]*1.E3));
646 hardProblem=kTRUE;
647 }
648 else if(TMath::Abs(timePos[0])>ftimePeakMax){
649 AliWarning(Form("*** Main Peak position in tTOF-TEXP spectrum is sitting far from where expected! Tpeak = %f ps",timePos[0]*1.E3));
650 softProblem=kTRUE;
651 }else{
652 AliInfo(Form("*** Main Peak position in tTOF-TEXP found at = %f ps",timePos[0]*1.E3));
2704006a 653 }
654 }
1137ac22 655
e1bdf781 656 // Look at the Mass Spectrum:
657 if(nmass==0){
658 AliWarning("*** No peak was found in Mass difference spectrum!");
659 softProblem=kTRUE;
660 }
661 else if(nmass>0){
662 Int_t massind[3];
663 Float_t *massPos = mass->GetPositionX();
664 //check the found peaks (sorted in ascending mass order)
665 TMath::Sort(nmass,massPos,massind,kFALSE);
666 for(Int_t imass=0;imass<TMath::Min(nmass,3);imass++){
667 AliInfo(Form("*** the Mass peak for %s found at = %f GeV/c^2",part[imass],massPos[massind[imass]]));
668 if(TMath::Abs( massPos[massind[imass]]-masses[imass])> fmassPeakMax){
669 AliWarning(Form("*** the Mass peak position for %s is not in the right place, found at = %f GeV/c^2",part[imass],massPos[massind[imass]]));
670 softProblem=kTRUE;
671 }
672 }
673 // harder check on the pion peak (more statistically significant)
674 if(TMath::Abs( massPos[massind[0]]-masses[0])> 3*fmassPeakMax){
675 hardProblem=kTRUE;
676 }
677 }
2704006a 678 // Look at the ID Species:
679
680 if(fhTOFIDSpecies->GetEntries()>1000){
681 if(pifrac<0.8 || (kafrac<0.01 || kafrac>0.2) || (prfrac<0.01 || prfrac>0.2)){
682 AliWarning(Form("*** Unexpected Id fractions: pions = %f, kaons = %f, protons %f", pifrac,kafrac,prfrac));
e1bdf781 683 softProblem=kTRUE;
2704006a 684 }
685 }
686
687 delete mass;
688 delete timeDiff;
e1bdf781 689 return hardProblem || softProblem ;
1dfe075f 690}
691
692//______________________________________________________________________________
693void AliTOFQATask::Terminate(Option_t *)
694{
2704006a 695 // Processing when the event loop is ended, some plots+checks
1dfe075f 696
2704006a 697 AliInfo(Form("*** %s Report:", GetName())) ;
1137ac22 698 GetEfficiency();
2704006a 699 Bool_t problem = DrawHistos() ;
84eb42a1 700
1f588058 701 TString report ;
2704006a 702 if(problem)
703 report="Problems found, please check!!!";
704 else
705 report="OK";
706
1f588058 707 AliInfo(Form("*** %s Summary Report: %s\n",GetName(), report.Data())) ;
84eb42a1 708
1dfe075f 709}