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[u/mrichter/AliRoot.git] / prod / LHC08d15 / CheckESD.C
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333b9f18 1#if !defined( __CINT__) || defined(__MAKECINT__)\r
2#include <TROOT.h>\r
3#include <TFile.h>\r
4#include <TError.h>\r
5#include <TH1.h>\r
6#include <TH2.h>\r
7#include <TF1.h>\r
8#include <TCanvas.h>\r
9#include <TVector3.h>\r
10#include <TPDGCode.h>\r
11#include <TParticle.h>\r
12\r
13#include "AliRunLoader.h"\r
14#include "AliLoader.h"\r
15#include "AliESDEvent.h"\r
16#include "AliESDv0.h"\r
17#include "AliESDcascade.h"\r
18#include "AliESDMuonTrack.h"\r
19#include "AliESDCaloCluster.h"\r
20#include "AliRun.h"\r
21#include "AliStack.h"\r
22#include "AliHeader.h"\r
23#include "AliGenEventHeader.h"\r
24#include "AliPID.h"\r
25#endif\r
26\r
27\r
28TH1F* CreateHisto(const char* name, const char* title, \r
29 Int_t nBins, Double_t xMin, Double_t xMax,\r
30 const char* xLabel = NULL, const char* yLabel = NULL)\r
31{\r
32// create a histogram\r
33\r
34 TH1F* result = new TH1F(name, title, nBins, xMin, xMax);\r
35 result->SetOption("E");\r
36 if (xLabel) result->GetXaxis()->SetTitle(xLabel);\r
37 if (yLabel) result->GetYaxis()->SetTitle(yLabel);\r
38 result->SetMarkerStyle(kFullCircle);\r
39 return result;\r
40}\r
41\r
42TH1F* CreateEffHisto(TH1F* hGen, TH1F* hRec)\r
43{\r
44// create an efficiency histogram\r
45\r
46 Int_t nBins = hGen->GetNbinsX();\r
47 TH1F* hEff = (TH1F*) hGen->Clone("hEff");\r
48 hEff->SetTitle("");\r
49 hEff->SetStats(kFALSE);\r
50 hEff->SetMinimum(0.);\r
51 hEff->SetMaximum(110.);\r
52 hEff->GetYaxis()->SetTitle("#epsilon [%]");\r
53\r
54 for (Int_t iBin = 0; iBin <= nBins; iBin++) {\r
55 Double_t nGen = hGen->GetBinContent(iBin);\r
56 Double_t nRec = hRec->GetBinContent(iBin);\r
57 if (nGen > 0) {\r
58 Double_t eff = nRec/nGen;\r
59 hEff->SetBinContent(iBin, 100. * eff);\r
60 Double_t error = sqrt(eff*(1.-eff) / nGen);\r
61 if (error == 0) error = 0.0001;\r
62 hEff->SetBinError(iBin, 100. * error);\r
63 } else {\r
64 hEff->SetBinContent(iBin, -100.);\r
65 hEff->SetBinError(iBin, 0);\r
66 }\r
67 }\r
68\r
69 return hEff;\r
70}\r
71\r
72Bool_t FitHisto(TH1* histo, Double_t& res, Double_t& resError)\r
73{\r
74// fit a gaussian to a histogram\r
75\r
76 static TF1* fitFunc = new TF1("fitFunc", "gaus");\r
77 fitFunc->SetLineWidth(2);\r
78 fitFunc->SetFillStyle(0);\r
79 Double_t maxFitRange = 2;\r
80\r
81 if (histo->Integral() > 50) {\r
82 Float_t mean = histo->GetMean();\r
83 Float_t rms = histo->GetRMS();\r
84 fitFunc->SetRange(mean - maxFitRange*rms, mean + maxFitRange*rms);\r
85 fitFunc->SetParameters(mean, rms);\r
86 histo->Fit(fitFunc, "QRI0");\r
87 histo->GetFunction("fitFunc")->ResetBit(1<<9);\r
88 res = TMath::Abs(fitFunc->GetParameter(2));\r
89 resError = TMath::Abs(fitFunc->GetParError(2));\r
90 return kTRUE;\r
91 }\r
92\r
93 return kFALSE;\r
94}\r
95\r
96\r
97Bool_t CheckESD(const char* gAliceFileName = "galice.root", \r
98 const char* esdFileName = "AliESDs.root")\r
99{\r
100// check the content of the ESD\r
101 \r
102 // check values\r
103 Int_t checkNGenLow = 1;\r
104\r
105 Double_t checkEffLow = 0.5;\r
106 Double_t checkEffSigma = 3;\r
107 Double_t checkFakeHigh = 0.5;\r
108 Double_t checkFakeSigma = 3;\r
109\r
110 Double_t checkResPtInvHigh = 5;\r
111 Double_t checkResPtInvSigma = 3;\r
112 Double_t checkResPhiHigh = 10;\r
113 Double_t checkResPhiSigma = 3;\r
114 Double_t checkResThetaHigh = 10;\r
115 Double_t checkResThetaSigma = 3;\r
116\r
117 Double_t checkPIDEffLow = 0.5;\r
118 Double_t checkPIDEffSigma = 3;\r
119 Double_t checkResTOFHigh = 500;\r
120 Double_t checkResTOFSigma = 3;\r
121\r
122 Double_t checkPHOSNLow = 5;\r
123 Double_t checkPHOSEnergyLow = 0.3;\r
124 Double_t checkPHOSEnergyHigh = 1.0;\r
125 Double_t checkEMCALNLow = 50;\r
126 Double_t checkEMCALEnergyLow = 0.05;\r
127 Double_t checkEMCALEnergyHigh = 1.0;\r
128\r
129 Double_t checkMUONNLow = 1;\r
130 Double_t checkMUONPtLow = 0.5;\r
131 Double_t checkMUONPtHigh = 10.;\r
132\r
133 Double_t cutPtV0 = 0.3;\r
134 Double_t checkV0EffLow = 0.02;\r
135 Double_t checkV0EffSigma = 3;\r
136 Double_t cutPtCascade = 0.5;\r
137 Double_t checkCascadeEffLow = 0.01;\r
138 Double_t checkCascadeEffSigma = 3;\r
139\r
140 // open run loader and load gAlice, kinematics and header\r
141 AliRunLoader* runLoader = AliRunLoader::Open(gAliceFileName);\r
142 if (!runLoader) {\r
143 Error("CheckESD", "getting run loader from file %s failed", \r
144 gAliceFileName);\r
145 return kFALSE;\r
146 }\r
147 runLoader->LoadgAlice();\r
148 gAlice = runLoader->GetAliRun();\r
149 if (!gAlice) {\r
150 Error("CheckESD", "no galice object found");\r
151 return kFALSE;\r
152 }\r
153 runLoader->LoadKinematics();\r
154 runLoader->LoadHeader();\r
155\r
156 // open the ESD file\r
157 TFile* esdFile = TFile::Open(esdFileName);\r
158 if (!esdFile || !esdFile->IsOpen()) {\r
159 Error("CheckESD", "opening ESD file %s failed", esdFileName);\r
160 return kFALSE;\r
161 }\r
162 AliESDEvent * esd = new AliESDEvent;\r
163 TTree* tree = (TTree*) esdFile->Get("esdTree");\r
164 if (!tree) {\r
165 Error("CheckESD", "no ESD tree found");\r
166 return kFALSE;\r
167 }\r
168 esd->ReadFromTree(tree);\r
169\r
170 // efficiency and resolution histograms\r
171 Int_t nBinsPt = 15;\r
172 Float_t minPt = 0.1;\r
173 Float_t maxPt = 3.1;\r
174 TH1F* hGen = CreateHisto("hGen", "generated tracks", \r
175 nBinsPt, minPt, maxPt, "p_{t} [GeV/c]", "N");\r
176 TH1F* hRec = CreateHisto("hRec", "reconstructed tracks", \r
177 nBinsPt, minPt, maxPt, "p_{t} [GeV/c]", "N");\r
178 Int_t nGen = 0;\r
179 Int_t nRec = 0;\r
180 Int_t nFake = 0;\r
181\r
182 TH1F* hResPtInv = CreateHisto("hResPtInv", "", 100, -10, 10, \r
183 "(p_{t,rec}^{-1}-p_{t,sim}^{-1}) / p_{t,sim}^{-1} [%]", "N");\r
184 TH1F* hResPhi = CreateHisto("hResPhi", "", 100, -20, 20, \r
185 "#phi_{rec}-#phi_{sim} [mrad]", "N");\r
186 TH1F* hResTheta = CreateHisto("hResTheta", "", 100, -20, 20, \r
187 "#theta_{rec}-#theta_{sim} [mrad]", "N");\r
188\r
189 // PID\r
190 Int_t partCode[5] = \r
191 {kElectron, kMuonMinus, kPiPlus, kKPlus, kProton};\r
192 const char* partName[5+1] = \r
193 {"electron", "muon", "pion", "kaon", "proton", "other"};\r
194 Double_t partFrac[5] = \r
195 {0.01, 0.01, 0.85, 0.10, 0.05};\r
196 Int_t identified[5+1][5];\r
197 for (Int_t iGen = 0; iGen < 5+1; iGen++) {\r
198 for (Int_t iRec = 0; iRec < 5; iRec++) {\r
199 identified[iGen][iRec] = 0;\r
200 }\r
201 }\r
202 Int_t nIdentified = 0;\r
203\r
204 // dE/dx and TOF\r
205 TH2F* hDEdxRight = new TH2F("hDEdxRight", "", 300, 0, 3, 100, 0, 400);\r
206 hDEdxRight->SetStats(kFALSE);\r
207 hDEdxRight->GetXaxis()->SetTitle("p [GeV/c]");\r
208 hDEdxRight->GetYaxis()->SetTitle("dE/dx_{TPC}");\r
209 hDEdxRight->SetMarkerStyle(kFullCircle);\r
210 hDEdxRight->SetMarkerSize(0.4);\r
211 TH2F* hDEdxWrong = new TH2F("hDEdxWrong", "", 300, 0, 3, 100, 0, 400);\r
212 hDEdxWrong->SetStats(kFALSE);\r
213 hDEdxWrong->GetXaxis()->SetTitle("p [GeV/c]");\r
214 hDEdxWrong->GetYaxis()->SetTitle("dE/dx_{TPC}");\r
215 hDEdxWrong->SetMarkerStyle(kFullCircle);\r
216 hDEdxWrong->SetMarkerSize(0.4);\r
217 hDEdxWrong->SetMarkerColor(kRed);\r
218 TH1F* hResTOFRight = CreateHisto("hResTOFRight", "", 100, -1000, 1000, \r
219 "t_{TOF}-t_{track} [ps]", "N");\r
220 TH1F* hResTOFWrong = CreateHisto("hResTOFWrong", "", 100, -1000, 1000, \r
221 "t_{TOF}-t_{track} [ps]", "N");\r
222 hResTOFWrong->SetLineColor(kRed);\r
223\r
224 // calorimeters\r
225 TH1F* hEPHOS = CreateHisto("hEPHOS", "PHOS", 100, 0, 50, "E [GeV]", "N");\r
226 TH1F* hEEMCAL = CreateHisto("hEEMCAL", "EMCAL", 100, 0, 50, "E [GeV]", "N");\r
227\r
228 // muons\r
229 TH1F* hPtMUON = CreateHisto("hPtMUON", "MUON", 100, 0, 20, \r
230 "p_{t} [GeV/c]", "N");\r
231\r
232 // V0s and cascades\r
233 TH1F* hMassK0 = CreateHisto("hMassK0", "K^{0}", 100, 0.4, 0.6, \r
234 "M(#pi^{+}#pi^{-}) [GeV/c^{2}]", "N");\r
235 TH1F* hMassLambda = CreateHisto("hMassLambda", "#Lambda", 100, 1.0, 1.2, \r
236 "M(p#pi^{-}) [GeV/c^{2}]", "N");\r
237 TH1F* hMassLambdaBar = CreateHisto("hMassLambdaBar", "#bar{#Lambda}", \r
238 100, 1.0, 1.2, \r
239 "M(#bar{p}#pi^{+}) [GeV/c^{2}]", "N");\r
240 Int_t nGenV0s = 0;\r
241 Int_t nRecV0s = 0;\r
242 TH1F* hMassXi = CreateHisto("hMassXi", "#Xi", 100, 1.2, 1.5, \r
243 "M(#Lambda#pi) [GeV/c^{2}]", "N");\r
244 TH1F* hMassOmega = CreateHisto("hMassOmega", "#Omega", 100, 1.5, 1.8, \r
245 "M(#LambdaK) [GeV/c^{2}]", "N");\r
246 Int_t nGenCascades = 0;\r
247 Int_t nRecCascades = 0;\r
248\r
249 // loop over events\r
250 for (Int_t iEvent = 0; iEvent < runLoader->GetNumberOfEvents(); iEvent++) {\r
251 runLoader->GetEvent(iEvent);\r
252\r
253 // select simulated primary particles, V0s and cascades\r
254 AliStack* stack = gAlice->Stack();\r
255 Int_t nParticles = stack->GetNtrack();\r
256 TArrayF vertex(3);\r
257 runLoader->GetHeader()->GenEventHeader()->PrimaryVertex(vertex);\r
258 TObjArray selParticles;\r
259 TObjArray selV0s;\r
260 TObjArray selCascades;\r
261 for (Int_t iParticle = 0; iParticle < nParticles; iParticle++) {\r
262 TParticle* particle = stack->Particle(iParticle);\r
263 if (!particle) continue;\r
264 if (particle->Pt() < 0.001) continue;\r
265 if (TMath::Abs(particle->Eta()) > 0.9) continue;\r
266 TVector3 dVertex(particle->Vx() - vertex[0], \r
267 particle->Vy() - vertex[1],\r
268 particle->Vz() - vertex[2]);\r
269 if (dVertex.Mag() > 0.0001) continue;\r
270\r
271 switch (TMath::Abs(particle->GetPdgCode())) {\r
272 case kElectron:\r
273 case kMuonMinus:\r
274 case kPiPlus:\r
275 case kKPlus:\r
276 case kProton: {\r
277 if (particle->Pt() > minPt) {\r
278 selParticles.Add(particle);\r
279 nGen++;\r
280 hGen->Fill(particle->Pt());\r
281 }\r
282 break;\r
283 }\r
284 case kK0Short:\r
285 case kLambda0: {\r
286 if (particle->Pt() > cutPtV0) {\r
287 nGenV0s++;\r
288 selV0s.Add(particle);\r
289 }\r
290 break;\r
291 }\r
292 case kXiMinus:\r
293 case kOmegaMinus: {\r
294 if (particle->Pt() > cutPtCascade) {\r
295 nGenCascades++;\r
296 selCascades.Add(particle);\r
297 }\r
298 break;\r
299 }\r
300 default: break;\r
301 }\r
302 }\r
303\r
304 // get the event summary data\r
305 tree->GetEvent(iEvent);\r
306 if (!esd) {\r
307 Error("CheckESD", "no ESD object found for event %d", iEvent);\r
308 return kFALSE;\r
309 }\r
310\r
311 // loop over tracks\r
312 for (Int_t iTrack = 0; iTrack < esd->GetNumberOfTracks(); iTrack++) {\r
313 AliESDtrack* track = esd->GetTrack(iTrack);\r
314\r
315 // select tracks of selected particles\r
316 Int_t label = TMath::Abs(track->GetLabel());\r
317 if (label > stack->GetNtrack()) continue; // background\r
318 TParticle* particle = stack->Particle(label);\r
319 if (!selParticles.Contains(particle)) continue;\r
320 if ((track->GetStatus() & AliESDtrack::kITSrefit) == 0) continue;\r
321 if (track->GetConstrainedChi2() > 1e9) continue;\r
322 selParticles.Remove(particle); // don't count multiple tracks\r
323\r
324 nRec++;\r
325 hRec->Fill(particle->Pt());\r
326 if (track->GetLabel() < 0) nFake++;\r
327\r
328 // resolutions\r
329 hResPtInv->Fill(100. * (TMath::Abs(track->GetSigned1Pt()) - 1./particle->Pt()) * \r
330 particle->Pt());\r
331 hResPhi->Fill(1000. * (track->Phi() - particle->Phi()));\r
332 hResTheta->Fill(1000. * (track->Theta() - particle->Theta()));\r
333\r
334 // PID\r
335 if ((track->GetStatus() & AliESDtrack::kESDpid) == 0) continue;\r
336 Int_t iGen = 5;\r
337 for (Int_t i = 0; i < 5; i++) {\r
338 if (TMath::Abs(particle->GetPdgCode()) == partCode[i]) iGen = i;\r
339 }\r
340 Double_t probability[5];\r
341 track->GetESDpid(probability);\r
342 Double_t pMax = 0;\r
343 Int_t iRec = 0;\r
344 for (Int_t i = 0; i < 5; i++) {\r
345 probability[i] *= partFrac[i];\r
346 if (probability[i] > pMax) {\r
347 pMax = probability[i];\r
348 iRec = i;\r
349 }\r
350 }\r
351 identified[iGen][iRec]++;\r
352 if (iGen == iRec) nIdentified++;\r
353\r
354 // dE/dx and TOF\r
355 Double_t time[5];\r
356 track->GetIntegratedTimes(time);\r
357 if (iGen == iRec) {\r
358 hDEdxRight->Fill(particle->P(), track->GetTPCsignal());\r
359 if ((track->GetStatus() & AliESDtrack::kTOFpid) != 0) {\r
360 hResTOFRight->Fill(track->GetTOFsignal() - time[iRec]);\r
361 }\r
362 } else {\r
363 hDEdxWrong->Fill(particle->P(), track->GetTPCsignal());\r
364 if ((track->GetStatus() & AliESDtrack::kTOFpid) != 0) {\r
365 hResTOFWrong->Fill(track->GetTOFsignal() - time[iRec]);\r
366 }\r
367 }\r
368 }\r
369\r
370 // loop over muon tracks\r
371 {\r
372 for (Int_t iTrack = 0; iTrack < esd->GetNumberOfMuonTracks(); iTrack++) {\r
373 AliESDMuonTrack* muonTrack = esd->GetMuonTrack(iTrack);\r
374 Double_t ptInv = TMath::Abs(muonTrack->GetInverseBendingMomentum());\r
375 if (ptInv > 0.001) {\r
376 hPtMUON->Fill(1./ptInv);\r
377 }\r
378 }\r
379 }\r
380\r
381 // loop over V0s\r
382 for (Int_t iV0 = 0; iV0 < esd->GetNumberOfV0s(); iV0++) {\r
383 AliESDv0* v0 = esd->GetV0(iV0);\r
384 if (v0->GetOnFlyStatus()) continue;\r
385 v0->ChangeMassHypothesis(kK0Short);\r
386 hMassK0->Fill(v0->GetEffMass());\r
387 v0->ChangeMassHypothesis(kLambda0);\r
388 hMassLambda->Fill(v0->GetEffMass());\r
389 v0->ChangeMassHypothesis(kLambda0Bar);\r
390 hMassLambdaBar->Fill(v0->GetEffMass());\r
391\r
392 Int_t negLabel = TMath::Abs(esd->GetTrack(v0->GetNindex())->GetLabel());\r
393 if (negLabel > stack->GetNtrack()) continue; // background\r
394 Int_t negMother = stack->Particle(negLabel)->GetMother(0);\r
395 if (negMother < 0) continue;\r
396 Int_t posLabel = TMath::Abs(esd->GetTrack(v0->GetPindex())->GetLabel());\r
397 if (posLabel > stack->GetNtrack()) continue; // background\r
398 Int_t posMother = stack->Particle(posLabel)->GetMother(0);\r
399 if (negMother != posMother) continue;\r
400 TParticle* particle = stack->Particle(negMother);\r
401 if (!selV0s.Contains(particle)) continue;\r
402 selV0s.Remove(particle);\r
403 nRecV0s++;\r
404 }\r
405\r
406 // loop over Cascades\r
407 for (Int_t iCascade = 0; iCascade < esd->GetNumberOfCascades(); \r
408 iCascade++) {\r
409 AliESDcascade* cascade = esd->GetCascade(iCascade);\r
410 Double_t v0q;\r
411 cascade->ChangeMassHypothesis(v0q,kXiMinus);\r
412 hMassXi->Fill(cascade->GetEffMass());\r
413 cascade->ChangeMassHypothesis(v0q,kOmegaMinus);\r
414 hMassOmega->Fill(cascade->GetEffMass());\r
415\r
416 Int_t negLabel = TMath::Abs(esd->GetTrack(cascade->GetNindex())\r
417 ->GetLabel());\r
418 if (negLabel > stack->GetNtrack()) continue; // background\r
419 Int_t negMother = stack->Particle(negLabel)->GetMother(0);\r
420 if (negMother < 0) continue;\r
421 Int_t posLabel = TMath::Abs(esd->GetTrack(cascade->GetPindex())\r
422 ->GetLabel());\r
423 if (posLabel > stack->GetNtrack()) continue; // background\r
424 Int_t posMother = stack->Particle(posLabel)->GetMother(0);\r
425 if (negMother != posMother) continue;\r
426 Int_t v0Mother = stack->Particle(negMother)->GetMother(0);\r
427 if (v0Mother < 0) continue;\r
428 Int_t bacLabel = TMath::Abs(esd->GetTrack(cascade->GetBindex())\r
429 ->GetLabel());\r
430 if (bacLabel > stack->GetNtrack()) continue; // background\r
431 Int_t bacMother = stack->Particle(bacLabel)->GetMother(0);\r
432 if (v0Mother != bacMother) continue;\r
433 TParticle* particle = stack->Particle(v0Mother);\r
434 if (!selCascades.Contains(particle)) continue;\r
435 selCascades.Remove(particle);\r
436 nRecCascades++;\r
437 }\r
438\r
439 // loop over the clusters\r
440 {\r
441 for (Int_t iCluster=0; iCluster<esd->GetNumberOfCaloClusters(); iCluster++) {\r
442 AliESDCaloCluster * clust = esd->GetCaloCluster(iCluster);\r
443 if (clust->IsPHOS()) hEPHOS->Fill(clust->E());\r
444 if (clust->IsEMCAL()) hEEMCAL->Fill(clust->E());\r
445 }\r
446 }\r
447\r
448 }\r
449\r
450 // perform checks\r
451 if (nGen < checkNGenLow) {\r
452 Warning("CheckESD", "low number of generated particles: %d", Int_t(nGen));\r
453 }\r
454\r
455 TH1F* hEff = CreateEffHisto(hGen, hRec);\r
456\r
457 Info("CheckESD", "%d out of %d tracks reconstructed including %d "\r
458 "fake tracks", nRec, nGen, nFake);\r
459 if (nGen > 0) {\r
460 // efficiency\r
461 Double_t eff = nRec*1./nGen;\r
462 Double_t effError = TMath::Sqrt(eff*(1.-eff) / nGen);\r
463 Double_t fake = nFake*1./nGen;\r
464 Double_t fakeError = TMath::Sqrt(fake*(1.-fake) / nGen);\r
465 Info("CheckESD", "eff = (%.1f +- %.1f) %% fake = (%.1f +- %.1f) %%",\r
466 100.*eff, 100.*effError, 100.*fake, 100.*fakeError);\r
467\r
468 if (eff < checkEffLow - checkEffSigma*effError) {\r
469 Warning("CheckESD", "low efficiency: (%.1f +- %.1f) %%", \r
470 100.*eff, 100.*effError);\r
471 }\r
472 if (fake > checkFakeHigh + checkFakeSigma*fakeError) {\r
473 Warning("CheckESD", "high fake: (%.1f +- %.1f) %%", \r
474 100.*fake, 100.*fakeError);\r
475 }\r
476\r
477 // resolutions\r
478 Double_t res, resError;\r
479 if (FitHisto(hResPtInv, res, resError)) {\r
480 Info("CheckESD", "relative inverse pt resolution = (%.1f +- %.1f) %%",\r
481 res, resError);\r
482 if (res > checkResPtInvHigh + checkResPtInvSigma*resError) {\r
483 Warning("CheckESD", "bad pt resolution: (%.1f +- %.1f) %%", \r
484 res, resError);\r
485 }\r
486 }\r
487\r
488 if (FitHisto(hResPhi, res, resError)) {\r
489 Info("CheckESD", "phi resolution = (%.1f +- %.1f) mrad", res, resError);\r
490 if (res > checkResPhiHigh + checkResPhiSigma*resError) {\r
491 Warning("CheckESD", "bad phi resolution: (%.1f +- %.1f) mrad", \r
492 res, resError);\r
493 }\r
494 }\r
495\r
496 if (FitHisto(hResTheta, res, resError)) {\r
497 Info("CheckESD", "theta resolution = (%.1f +- %.1f) mrad", \r
498 res, resError);\r
499 if (res > checkResThetaHigh + checkResThetaSigma*resError) {\r
500 Warning("CheckESD", "bad theta resolution: (%.1f +- %.1f) mrad", \r
501 res, resError);\r
502 }\r
503 }\r
504\r
505 // PID\r
506 if (nRec > 0) {\r
507 Double_t eff = nIdentified*1./nRec;\r
508 Double_t effError = TMath::Sqrt(eff*(1.-eff) / nRec);\r
509 Info("CheckESD", "PID eff = (%.1f +- %.1f) %%", \r
510 100.*eff, 100.*effError);\r
511 if (eff < checkPIDEffLow - checkPIDEffSigma*effError) {\r
512 Warning("CheckESD", "low PID efficiency: (%.1f +- %.1f) %%", \r
513 100.*eff, 100.*effError);\r
514 }\r
515 }\r
516\r
517 printf("%9s:", "gen\\rec");\r
518 for (Int_t iRec = 0; iRec < 5; iRec++) {\r
519 printf("%9s", partName[iRec]);\r
520 }\r
521 printf("\n");\r
522 for (Int_t iGen = 0; iGen < 5+1; iGen++) {\r
523 printf("%9s:", partName[iGen]);\r
524 for (Int_t iRec = 0; iRec < 5; iRec++) {\r
525 printf("%9d", identified[iGen][iRec]);\r
526 }\r
527 printf("\n");\r
528 }\r
529\r
530 if (FitHisto(hResTOFRight, res, resError)) {\r
531 Info("CheckESD", "TOF resolution = (%.1f +- %.1f) ps", res, resError);\r
532 if (res > checkResTOFHigh + checkResTOFSigma*resError) {\r
533 Warning("CheckESD", "bad TOF resolution: (%.1f +- %.1f) ps", \r
534 res, resError);\r
535 }\r
536 }\r
537\r
538 // calorimeters\r
539 if (hEPHOS->Integral() < checkPHOSNLow) {\r
540 Warning("CheckESD", "low number of PHOS particles: %d", \r
541 Int_t(hEPHOS->Integral()));\r
542 } else {\r
543 Double_t mean = hEPHOS->GetMean();\r
544 if (mean < checkPHOSEnergyLow) {\r
545 Warning("CheckESD", "low mean PHOS energy: %.1f GeV", mean);\r
546 } else if (mean > checkPHOSEnergyHigh) {\r
547 Warning("CheckESD", "high mean PHOS energy: %.1f GeV", mean);\r
548 }\r
549 }\r
550\r
551 if (hEEMCAL->Integral() < checkEMCALNLow) {\r
552 Warning("CheckESD", "low number of EMCAL particles: %d", \r
553 Int_t(hEEMCAL->Integral()));\r
554 } else {\r
555 Double_t mean = hEEMCAL->GetMean();\r
556 if (mean < checkEMCALEnergyLow) {\r
557 Warning("CheckESD", "low mean EMCAL energy: %.1f GeV", mean);\r
558 } else if (mean > checkEMCALEnergyHigh) {\r
559 Warning("CheckESD", "high mean EMCAL energy: %.1f GeV", mean);\r
560 }\r
561 }\r
562\r
563 // muons\r
564 if (hPtMUON->Integral() < checkMUONNLow) {\r
565 Warning("CheckESD", "low number of MUON particles: %d", \r
566 Int_t(hPtMUON->Integral()));\r
567 } else {\r
568 Double_t mean = hPtMUON->GetMean();\r
569 if (mean < checkMUONPtLow) {\r
570 Warning("CheckESD", "low mean MUON pt: %.1f GeV/c", mean);\r
571 } else if (mean > checkMUONPtHigh) {\r
572 Warning("CheckESD", "high mean MUON pt: %.1f GeV/c", mean);\r
573 }\r
574 }\r
575\r
576 // V0s\r
577 if (nGenV0s > 0) {\r
578 Double_t eff = nRecV0s*1./nGenV0s;\r
579 Double_t effError = TMath::Sqrt(eff*(1.-eff) / nGenV0s);\r
580 if (effError == 0) effError = checkV0EffLow / TMath::Sqrt(1.*nGenV0s);\r
581 Info("CheckESD", "V0 eff = (%.1f +- %.1f) %%", \r
582 100.*eff, 100.*effError);\r
583 if (eff < checkV0EffLow - checkV0EffSigma*effError) {\r
584 Warning("CheckESD", "low V0 efficiency: (%.1f +- %.1f) %%", \r
585 100.*eff, 100.*effError);\r
586 }\r
587 }\r
588\r
589 // Cascades\r
590 if (nGenCascades > 0) {\r
591 Double_t eff = nRecCascades*1./nGenCascades;\r
592 Double_t effError = TMath::Sqrt(eff*(1.-eff) / nGenCascades);\r
593 if (effError == 0) effError = checkV0EffLow / \r
594 TMath::Sqrt(1.*nGenCascades);\r
595 Info("CheckESD", "Cascade eff = (%.1f +- %.1f) %%", \r
596 100.*eff, 100.*effError);\r
597 if (eff < checkCascadeEffLow - checkCascadeEffSigma*effError) {\r
598 Warning("CheckESD", "low Cascade efficiency: (%.1f +- %.1f) %%", \r
599 100.*eff, 100.*effError);\r
600 }\r
601 }\r
602 }\r
603\r
604 // draw the histograms if not in batch mode\r
605 if (!gROOT->IsBatch()) {\r
606 new TCanvas;\r
607 hEff->DrawCopy();\r
608 new TCanvas;\r
609 hResPtInv->DrawCopy("E");\r
610 new TCanvas;\r
611 hResPhi->DrawCopy("E");\r
612 new TCanvas;\r
613 hResTheta->DrawCopy("E");\r
614 new TCanvas;\r
615 hDEdxRight->DrawCopy();\r
616 hDEdxWrong->DrawCopy("SAME");\r
617 new TCanvas;\r
618 hResTOFRight->DrawCopy("E");\r
619 hResTOFWrong->DrawCopy("SAME");\r
620 new TCanvas;\r
621 hEPHOS->DrawCopy("E");\r
622 new TCanvas;\r
623 hEEMCAL->DrawCopy("E");\r
624 new TCanvas;\r
625 hPtMUON->DrawCopy("E");\r
626 new TCanvas;\r
627 hMassK0->DrawCopy("E");\r
628 new TCanvas;\r
629 hMassLambda->DrawCopy("E");\r
630 new TCanvas;\r
631 hMassLambdaBar->DrawCopy("E");\r
632 new TCanvas;\r
633 hMassXi->DrawCopy("E");\r
634 new TCanvas;\r
635 hMassOmega->DrawCopy("E");\r
636 }\r
637\r
638 // write the output histograms to a file\r
639 TFile* outputFile = TFile::Open("check.root", "recreate");\r
640 if (!outputFile || !outputFile->IsOpen()) {\r
641 Error("CheckESD", "opening output file check.root failed");\r
642 return kFALSE;\r
643 }\r
644 hEff->Write();\r
645 hResPtInv->Write();\r
646 hResPhi->Write();\r
647 hResTheta->Write();\r
648 hDEdxRight->Write();\r
649 hDEdxWrong->Write();\r
650 hResTOFRight->Write();\r
651 hResTOFWrong->Write();\r
652 hEPHOS->Write();\r
653 hEEMCAL->Write();\r
654 hPtMUON->Write();\r
655 hMassK0->Write();\r
656 hMassLambda->Write();\r
657 hMassLambdaBar->Write();\r
658 hMassXi->Write();\r
659 hMassOmega->Write();\r
660 outputFile->Close();\r
661 delete outputFile;\r
662\r
663 // clean up\r
664 delete hGen;\r
665 delete hRec;\r
666 delete hEff;\r
667 delete hResPtInv;\r
668 delete hResPhi;\r
669 delete hResTheta;\r
670 delete hDEdxRight;\r
671 delete hDEdxWrong;\r
672 delete hResTOFRight;\r
673 delete hResTOFWrong;\r
674 delete hEPHOS;\r
675 delete hEEMCAL;\r
676 delete hPtMUON;\r
677 delete hMassK0;\r
678 delete hMassLambda;\r
679 delete hMassLambdaBar;\r
680 delete hMassXi;\r
681 delete hMassOmega;\r
682\r
683 delete esd;\r
684 esdFile->Close();\r
685 delete esdFile;\r
686\r
687 runLoader->UnloadHeader();\r
688 runLoader->UnloadKinematics();\r
689 delete runLoader;\r
690\r
691 // result of check\r
692 Info("CheckESD", "check of ESD was successfull");\r
693 return kTRUE;\r
694}\r
695\r