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[u/mrichter/AliRoot.git] / prod / LHC09c1 / CheckESD.C
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456aec39 1#if !defined( __CINT__) || defined(__MAKECINT__)
2#include <TROOT.h>
3#include <TFile.h>
4#include <TError.h>
5#include <TH1.h>
6#include <TH2.h>
7#include <TF1.h>
8#include <TCanvas.h>
9#include <TVector3.h>
10#include <TPDGCode.h>
11#include <TParticle.h>
12
13#include "AliRunLoader.h"
14#include "AliLoader.h"
15#include "AliESDEvent.h"
16#include "AliESDv0.h"
17#include "AliESDcascade.h"
18#include "AliESDMuonTrack.h"
19#include "AliESDCaloCluster.h"
20#include "AliRun.h"
21#include "AliStack.h"
22#include "AliHeader.h"
23#include "AliGenEventHeader.h"
24#include "AliPID.h"
25#endif
26
27TH1F* CreateHisto(const char* name, const char* title,
28 Int_t nBins, Double_t xMin, Double_t xMax,
29 const char* xLabel = NULL, const char* yLabel = NULL)
30{
31// create a histogram
32
33 TH1F* result = new TH1F(name, title, nBins, xMin, xMax);
34 result->SetOption("E");
35 if (xLabel) result->GetXaxis()->SetTitle(xLabel);
36 if (yLabel) result->GetYaxis()->SetTitle(yLabel);
37 result->SetMarkerStyle(kFullCircle);
38 return result;
39}
40
41TH1F* CreateEffHisto(TH1F* hGen, TH1F* hRec)
42{
43// create an efficiency histogram
44
45 Int_t nBins = hGen->GetNbinsX();
46 TH1F* hEff = (TH1F*) hGen->Clone("hEff");
47 hEff->SetTitle("");
48 hEff->SetStats(kFALSE);
49 hEff->SetMinimum(0.);
50 hEff->SetMaximum(110.);
51 hEff->GetYaxis()->SetTitle("#epsilon [%]");
52
53 for (Int_t iBin = 0; iBin <= nBins; iBin++) {
54 Double_t nGen = hGen->GetBinContent(iBin);
55 Double_t nRec = hRec->GetBinContent(iBin);
56 if (nGen > 0) {
57 Double_t eff = nRec/nGen;
58 hEff->SetBinContent(iBin, 100. * eff);
59 Double_t error = sqrt(eff*(1.-eff) / nGen);
60 if (error == 0) error = 0.0001;
61 hEff->SetBinError(iBin, 100. * error);
62 } else {
63 hEff->SetBinContent(iBin, -100.);
64 hEff->SetBinError(iBin, 0);
65 }
66 }
67
68 return hEff;
69}
70
71Bool_t FitHisto(TH1* histo, Double_t& res, Double_t& resError)
72{
73// fit a gaussian to a histogram
74
75 static TF1* fitFunc = new TF1("fitFunc", "gaus");
76 fitFunc->SetLineWidth(2);
77 fitFunc->SetFillStyle(0);
78 Double_t maxFitRange = 2;
79
80 if (histo->Integral() > 50) {
81 Float_t mean = histo->GetMean();
82 Float_t rms = histo->GetRMS();
83 fitFunc->SetRange(mean - maxFitRange*rms, mean + maxFitRange*rms);
84 fitFunc->SetParameters(mean, rms);
85 histo->Fit(fitFunc, "QRI0");
86 histo->GetFunction("fitFunc")->ResetBit(1<<9);
87 res = TMath::Abs(fitFunc->GetParameter(2));
88 resError = TMath::Abs(fitFunc->GetParError(2));
89 return kTRUE;
90 }
91
92 return kFALSE;
93}
94
95
96Bool_t CheckESD(const char* gAliceFileName = "galice.root",
97 const char* esdFileName = "AliESDs.root")
98{
99// check the content of the ESD
100
101 // check values
102 Int_t checkNGenLow = 1;
103
104 Double_t checkEffLow = 0.5;
105 Double_t checkEffSigma = 3;
106 Double_t checkFakeHigh = 0.5;
107 Double_t checkFakeSigma = 3;
108
109 Double_t checkResPtInvHigh = 5;
110 Double_t checkResPtInvSigma = 3;
111 Double_t checkResPhiHigh = 10;
112 Double_t checkResPhiSigma = 3;
113 Double_t checkResThetaHigh = 10;
114 Double_t checkResThetaSigma = 3;
115
116 Double_t checkPIDEffLow = 0.5;
117 Double_t checkPIDEffSigma = 3;
118 Double_t checkResTOFHigh = 500;
119 Double_t checkResTOFSigma = 3;
120
121 Double_t checkPHOSNLow = 5;
122 Double_t checkPHOSEnergyLow = 0.3;
123 Double_t checkPHOSEnergyHigh = 1.0;
124 Double_t checkEMCALNLow = 50;
125 Double_t checkEMCALEnergyLow = 0.05;
126 Double_t checkEMCALEnergyHigh = 1.0;
127
128 Double_t checkMUONNLow = 1;
129 Double_t checkMUONPtLow = 0.5;
130 Double_t checkMUONPtHigh = 10.;
131
132 Double_t cutPtV0 = 0.3;
133 Double_t checkV0EffLow = 0.02;
134 Double_t checkV0EffSigma = 3;
135 Double_t cutPtCascade = 0.5;
136 Double_t checkCascadeEffLow = 0.01;
137 Double_t checkCascadeEffSigma = 3;
138
139 // open run loader and load gAlice, kinematics and header
140 AliRunLoader* runLoader = AliRunLoader::Open(gAliceFileName);
141 if (!runLoader) {
142 Error("CheckESD", "getting run loader from file %s failed",
143 gAliceFileName);
144 return kFALSE;
145 }
146 runLoader->LoadgAlice();
147 gAlice = runLoader->GetAliRun();
148 if (!gAlice) {
149 Error("CheckESD", "no galice object found");
150 return kFALSE;
151 }
152 runLoader->LoadKinematics();
153 runLoader->LoadHeader();
154
155 // open the ESD file
156 TFile* esdFile = TFile::Open(esdFileName);
157 if (!esdFile || !esdFile->IsOpen()) {
158 Error("CheckESD", "opening ESD file %s failed", esdFileName);
159 return kFALSE;
160 }
161 AliESDEvent * esd = new AliESDEvent;
162 TTree* tree = (TTree*) esdFile->Get("esdTree");
163 if (!tree) {
164 Error("CheckESD", "no ESD tree found");
165 return kFALSE;
166 }
167 esd->ReadFromTree(tree);
168
169 // efficiency and resolution histograms
170 Int_t nBinsPt = 15;
171 Float_t minPt = 0.1;
172 Float_t maxPt = 3.1;
173 TH1F* hGen = CreateHisto("hGen", "generated tracks",
174 nBinsPt, minPt, maxPt, "p_{t} [GeV/c]", "N");
175 TH1F* hRec = CreateHisto("hRec", "reconstructed tracks",
176 nBinsPt, minPt, maxPt, "p_{t} [GeV/c]", "N");
177 Int_t nGen = 0;
178 Int_t nRec = 0;
179 Int_t nFake = 0;
180
181 TH1F* hResPtInv = CreateHisto("hResPtInv", "", 100, -10, 10,
182 "(p_{t,rec}^{-1}-p_{t,sim}^{-1}) / p_{t,sim}^{-1} [%]", "N");
183 TH1F* hResPhi = CreateHisto("hResPhi", "", 100, -20, 20,
184 "#phi_{rec}-#phi_{sim} [mrad]", "N");
185 TH1F* hResTheta = CreateHisto("hResTheta", "", 100, -20, 20,
186 "#theta_{rec}-#theta_{sim} [mrad]", "N");
187
188 // PID
189 Int_t partCode[AliPID::kSPECIES] =
190 {kElectron, kMuonMinus, kPiPlus, kKPlus, kProton};
191 const char* partName[AliPID::kSPECIES+1] =
192 {"electron", "muon", "pion", "kaon", "proton", "other"};
193 Double_t partFrac[AliPID::kSPECIES] =
194 {0.01, 0.01, 0.85, 0.10, 0.05};
195 Int_t identified[AliPID::kSPECIES+1][AliPID::kSPECIES];
196 for (Int_t iGen = 0; iGen < AliPID::kSPECIES+1; iGen++) {
197 for (Int_t iRec = 0; iRec < AliPID::kSPECIES; iRec++) {
198 identified[iGen][iRec] = 0;
199 }
200 }
201 Int_t nIdentified = 0;
202
203 // dE/dx and TOF
204 TH2F* hDEdxRight = new TH2F("hDEdxRight", "", 300, 0, 3, 100, 0, 400);
205 hDEdxRight->SetStats(kFALSE);
206 hDEdxRight->GetXaxis()->SetTitle("p [GeV/c]");
207 hDEdxRight->GetYaxis()->SetTitle("dE/dx_{TPC}");
208 hDEdxRight->SetMarkerStyle(kFullCircle);
209 hDEdxRight->SetMarkerSize(0.4);
210 TH2F* hDEdxWrong = new TH2F("hDEdxWrong", "", 300, 0, 3, 100, 0, 400);
211 hDEdxWrong->SetStats(kFALSE);
212 hDEdxWrong->GetXaxis()->SetTitle("p [GeV/c]");
213 hDEdxWrong->GetYaxis()->SetTitle("dE/dx_{TPC}");
214 hDEdxWrong->SetMarkerStyle(kFullCircle);
215 hDEdxWrong->SetMarkerSize(0.4);
216 hDEdxWrong->SetMarkerColor(kRed);
217 TH1F* hResTOFRight = CreateHisto("hResTOFRight", "", 100, -1000, 1000,
218 "t_{TOF}-t_{track} [ps]", "N");
219 TH1F* hResTOFWrong = CreateHisto("hResTOFWrong", "", 100, -1000, 1000,
220 "t_{TOF}-t_{track} [ps]", "N");
221 hResTOFWrong->SetLineColor(kRed);
222
223 // calorimeters
224 TH1F* hEPHOS = CreateHisto("hEPHOS", "PHOS", 100, 0, 50, "E [GeV]", "N");
225 TH1F* hEEMCAL = CreateHisto("hEEMCAL", "EMCAL", 100, 0, 50, "E [GeV]", "N");
226
227 // muons
228 TH1F* hPtMUON = CreateHisto("hPtMUON", "MUON", 100, 0, 20,
229 "p_{t} [GeV/c]", "N");
230
231 // V0s and cascades
232 TH1F* hMassK0 = CreateHisto("hMassK0", "K^{0}", 100, 0.4, 0.6,
233 "M(#pi^{+}#pi^{-}) [GeV/c^{2}]", "N");
234 TH1F* hMassLambda = CreateHisto("hMassLambda", "#Lambda", 100, 1.0, 1.2,
235 "M(p#pi^{-}) [GeV/c^{2}]", "N");
236 TH1F* hMassLambdaBar = CreateHisto("hMassLambdaBar", "#bar{#Lambda}",
237 100, 1.0, 1.2,
238 "M(#bar{p}#pi^{+}) [GeV/c^{2}]", "N");
239 Int_t nGenV0s = 0;
240 Int_t nRecV0s = 0;
241 TH1F* hMassXi = CreateHisto("hMassXi", "#Xi", 100, 1.2, 1.5,
242 "M(#Lambda#pi) [GeV/c^{2}]", "N");
243 TH1F* hMassOmega = CreateHisto("hMassOmega", "#Omega", 100, 1.5, 1.8,
244 "M(#LambdaK) [GeV/c^{2}]", "N");
245 Int_t nGenCascades = 0;
246 Int_t nRecCascades = 0;
247
248 // loop over events
249 for (Int_t iEvent = 0; iEvent < runLoader->GetNumberOfEvents(); iEvent++) {
250 runLoader->GetEvent(iEvent);
251
252 // select simulated primary particles, V0s and cascades
253 AliStack* stack = runLoader->Stack();
254 Int_t nParticles = stack->GetNtrack();
255 TArrayF vertex(3);
256 runLoader->GetHeader()->GenEventHeader()->PrimaryVertex(vertex);
257 TObjArray selParticles;
258 TObjArray selV0s;
259 TObjArray selCascades;
260 for (Int_t iParticle = 0; iParticle < nParticles; iParticle++) {
261 TParticle* particle = stack->Particle(iParticle);
262 if (!particle) continue;
263 if (particle->Pt() < 0.001) continue;
264 if (TMath::Abs(particle->Eta()) > 0.9) continue;
265 TVector3 dVertex(particle->Vx() - vertex[0],
266 particle->Vy() - vertex[1],
267 particle->Vz() - vertex[2]);
268 if (dVertex.Mag() > 0.0001) continue;
269
270 switch (TMath::Abs(particle->GetPdgCode())) {
271 case kElectron:
272 case kMuonMinus:
273 case kPiPlus:
274 case kKPlus:
275 case kProton: {
276 if (particle->Pt() > minPt) {
277 selParticles.Add(particle);
278 nGen++;
279 hGen->Fill(particle->Pt());
280 }
281 break;
282 }
283 case kK0Short:
284 case kLambda0: {
285 if (particle->Pt() > cutPtV0) {
286 nGenV0s++;
287 selV0s.Add(particle);
288 }
289 break;
290 }
291 case kXiMinus:
292 case kOmegaMinus: {
293 if (particle->Pt() > cutPtCascade) {
294 nGenCascades++;
295 selCascades.Add(particle);
296 }
297 break;
298 }
299 default: break;
300 }
301 }
302
303 // get the event summary data
304 tree->GetEvent(iEvent);
305 if (!esd) {
306 Error("CheckESD", "no ESD object found for event %d", iEvent);
307 return kFALSE;
308 }
309
310 // loop over tracks
311 for (Int_t iTrack = 0; iTrack < esd->GetNumberOfTracks(); iTrack++) {
312 AliESDtrack* track = esd->GetTrack(iTrack);
313
314 // select tracks of selected particles
315 Int_t label = TMath::Abs(track->GetLabel());
316 if (label > stack->GetNtrack()) continue; // background
317 TParticle* particle = stack->Particle(label);
318 if (!selParticles.Contains(particle)) continue;
319 if ((track->GetStatus() & AliESDtrack::kITSrefit) == 0) continue;
320 if (track->GetConstrainedChi2() > 1e9) continue;
321 selParticles.Remove(particle); // don't count multiple tracks
322
323 nRec++;
324 hRec->Fill(particle->Pt());
325 if (track->GetLabel() < 0) nFake++;
326
327 // resolutions
328 hResPtInv->Fill(100. * (TMath::Abs(track->GetSigned1Pt()) - 1./particle->Pt()) *
329 particle->Pt());
330 hResPhi->Fill(1000. * (track->Phi() - particle->Phi()));
331 hResTheta->Fill(1000. * (track->Theta() - particle->Theta()));
332
333 // PID
334 if ((track->GetStatus() & AliESDtrack::kESDpid) == 0) continue;
335 Int_t iGen = 5;
336 for (Int_t i = 0; i < AliPID::kSPECIES; i++) {
337 if (TMath::Abs(particle->GetPdgCode()) == partCode[i]) iGen = i;
338 }
339 Double_t probability[AliPID::kSPECIES];
340 track->GetESDpid(probability);
341 Double_t pMax = 0;
342 Int_t iRec = 0;
343 for (Int_t i = 0; i < AliPID::kSPECIES; i++) {
344 probability[i] *= partFrac[i];
345 if (probability[i] > pMax) {
346 pMax = probability[i];
347 iRec = i;
348 }
349 }
350 identified[iGen][iRec]++;
351 if (iGen == iRec) nIdentified++;
352
353 // dE/dx and TOF
354 Double_t time[AliPID::kSPECIES];
355 track->GetIntegratedTimes(time);
356 if (iGen == iRec) {
357 hDEdxRight->Fill(particle->P(), track->GetTPCsignal());
358 if ((track->GetStatus() & AliESDtrack::kTOFpid) != 0) {
359 hResTOFRight->Fill(track->GetTOFsignal() - time[iRec]);
360 }
361 } else {
362 hDEdxWrong->Fill(particle->P(), track->GetTPCsignal());
363 if ((track->GetStatus() & AliESDtrack::kTOFpid) != 0) {
364 hResTOFWrong->Fill(track->GetTOFsignal() - time[iRec]);
365 }
366 }
367 }
368
369 // loop over muon tracks
370 {
371 for (Int_t iTrack = 0; iTrack < esd->GetNumberOfMuonTracks(); iTrack++) {
372 AliESDMuonTrack* muonTrack = esd->GetMuonTrack(iTrack);
373 Double_t ptInv = TMath::Abs(muonTrack->GetInverseBendingMomentum());
374 if (ptInv > 0.001) {
375 hPtMUON->Fill(1./ptInv);
376 }
377 }
378 }
379
380 // loop over V0s
381 for (Int_t iV0 = 0; iV0 < esd->GetNumberOfV0s(); iV0++) {
382 AliESDv0* v0 = esd->GetV0(iV0);
383 if (v0->GetOnFlyStatus()) continue;
384 v0->ChangeMassHypothesis(kK0Short);
385 hMassK0->Fill(v0->GetEffMass());
386 v0->ChangeMassHypothesis(kLambda0);
387 hMassLambda->Fill(v0->GetEffMass());
388 v0->ChangeMassHypothesis(kLambda0Bar);
389 hMassLambdaBar->Fill(v0->GetEffMass());
390
391 Int_t negLabel = TMath::Abs(esd->GetTrack(v0->GetNindex())->GetLabel());
392 if (negLabel > stack->GetNtrack()) continue; // background
393 Int_t negMother = stack->Particle(negLabel)->GetMother(0);
394 if (negMother < 0) continue;
395 Int_t posLabel = TMath::Abs(esd->GetTrack(v0->GetPindex())->GetLabel());
396 if (posLabel > stack->GetNtrack()) continue; // background
397 Int_t posMother = stack->Particle(posLabel)->GetMother(0);
398 if (negMother != posMother) continue;
399 TParticle* particle = stack->Particle(negMother);
400 if (!selV0s.Contains(particle)) continue;
401 selV0s.Remove(particle);
402 nRecV0s++;
403 }
404
405 // loop over Cascades
406 for (Int_t iCascade = 0; iCascade < esd->GetNumberOfCascades();
407 iCascade++) {
408 AliESDcascade* cascade = esd->GetCascade(iCascade);
409 Double_t v0q;
410 cascade->ChangeMassHypothesis(v0q,kXiMinus);
411 hMassXi->Fill(cascade->GetEffMassXi());
412 cascade->ChangeMassHypothesis(v0q,kOmegaMinus);
413 hMassOmega->Fill(cascade->GetEffMassXi());
414
415 Int_t negLabel = TMath::Abs(esd->GetTrack(cascade->GetNindex())
416 ->GetLabel());
417 if (negLabel > stack->GetNtrack()) continue; // background
418 Int_t negMother = stack->Particle(negLabel)->GetMother(0);
419 if (negMother < 0) continue;
420 Int_t posLabel = TMath::Abs(esd->GetTrack(cascade->GetPindex())
421 ->GetLabel());
422 if (posLabel > stack->GetNtrack()) continue; // background
423 Int_t posMother = stack->Particle(posLabel)->GetMother(0);
424 if (negMother != posMother) continue;
425 Int_t v0Mother = stack->Particle(negMother)->GetMother(0);
426 if (v0Mother < 0) continue;
427 Int_t bacLabel = TMath::Abs(esd->GetTrack(cascade->GetBindex())
428 ->GetLabel());
429 if (bacLabel > stack->GetNtrack()) continue; // background
430 Int_t bacMother = stack->Particle(bacLabel)->GetMother(0);
431 if (v0Mother != bacMother) continue;
432 TParticle* particle = stack->Particle(v0Mother);
433 if (!selCascades.Contains(particle)) continue;
434 selCascades.Remove(particle);
435 nRecCascades++;
436 }
437
438 // loop over the clusters
439 {
440 for (Int_t iCluster=0; iCluster<esd->GetNumberOfCaloClusters(); iCluster++) {
441 AliESDCaloCluster * clust = esd->GetCaloCluster(iCluster);
442 if (clust->IsPHOS()) hEPHOS->Fill(clust->E());
443 if (clust->IsEMCAL()) hEEMCAL->Fill(clust->E());
444 }
445 }
446
447 }
448
449 // perform checks
450 if (nGen < checkNGenLow) {
451 Warning("CheckESD", "low number of generated particles: %d", Int_t(nGen));
452 }
453
454 TH1F* hEff = CreateEffHisto(hGen, hRec);
455
456 Info("CheckESD", "%d out of %d tracks reconstructed including %d "
457 "fake tracks", nRec, nGen, nFake);
458 if (nGen > 0) {
459 // efficiency
460 Double_t eff = nRec*1./nGen;
461 Double_t effError = TMath::Sqrt(eff*(1.-eff) / nGen);
462 Double_t fake = nFake*1./nGen;
463 Double_t fakeError = TMath::Sqrt(fake*(1.-fake) / nGen);
464 Info("CheckESD", "eff = (%.1f +- %.1f) %% fake = (%.1f +- %.1f) %%",
465 100.*eff, 100.*effError, 100.*fake, 100.*fakeError);
466
467 if (eff < checkEffLow - checkEffSigma*effError) {
468 Warning("CheckESD", "low efficiency: (%.1f +- %.1f) %%",
469 100.*eff, 100.*effError);
470 }
471 if (fake > checkFakeHigh + checkFakeSigma*fakeError) {
472 Warning("CheckESD", "high fake: (%.1f +- %.1f) %%",
473 100.*fake, 100.*fakeError);
474 }
475
476 // resolutions
477 Double_t res, resError;
478 if (FitHisto(hResPtInv, res, resError)) {
479 Info("CheckESD", "relative inverse pt resolution = (%.1f +- %.1f) %%",
480 res, resError);
481 if (res > checkResPtInvHigh + checkResPtInvSigma*resError) {
482 Warning("CheckESD", "bad pt resolution: (%.1f +- %.1f) %%",
483 res, resError);
484 }
485 }
486
487 if (FitHisto(hResPhi, res, resError)) {
488 Info("CheckESD", "phi resolution = (%.1f +- %.1f) mrad", res, resError);
489 if (res > checkResPhiHigh + checkResPhiSigma*resError) {
490 Warning("CheckESD", "bad phi resolution: (%.1f +- %.1f) mrad",
491 res, resError);
492 }
493 }
494
495 if (FitHisto(hResTheta, res, resError)) {
496 Info("CheckESD", "theta resolution = (%.1f +- %.1f) mrad",
497 res, resError);
498 if (res > checkResThetaHigh + checkResThetaSigma*resError) {
499 Warning("CheckESD", "bad theta resolution: (%.1f +- %.1f) mrad",
500 res, resError);
501 }
502 }
503
504 // PID
505 if (nRec > 0) {
506 Double_t eff = nIdentified*1./nRec;
507 Double_t effError = TMath::Sqrt(eff*(1.-eff) / nRec);
508 Info("CheckESD", "PID eff = (%.1f +- %.1f) %%",
509 100.*eff, 100.*effError);
510 if (eff < checkPIDEffLow - checkPIDEffSigma*effError) {
511 Warning("CheckESD", "low PID efficiency: (%.1f +- %.1f) %%",
512 100.*eff, 100.*effError);
513 }
514 }
515
516 printf("%9s:", "gen\\rec");
517 for (Int_t iRec = 0; iRec < AliPID::kSPECIES; iRec++) {
518 printf("%9s", partName[iRec]);
519 }
520 printf("\n");
521 for (Int_t iGen = 0; iGen < AliPID::kSPECIES+1; iGen++) {
522 printf("%9s:", partName[iGen]);
523 for (Int_t iRec = 0; iRec < AliPID::kSPECIES; iRec++) {
524 printf("%9d", identified[iGen][iRec]);
525 }
526 printf("\n");
527 }
528
529 if (FitHisto(hResTOFRight, res, resError)) {
530 Info("CheckESD", "TOF resolution = (%.1f +- %.1f) ps", res, resError);
531 if (res > checkResTOFHigh + checkResTOFSigma*resError) {
532 Warning("CheckESD", "bad TOF resolution: (%.1f +- %.1f) ps",
533 res, resError);
534 }
535 }
536
537 // calorimeters
538 if (hEPHOS->Integral() < checkPHOSNLow) {
539 Warning("CheckESD", "low number of PHOS particles: %d",
540 Int_t(hEPHOS->Integral()));
541 } else {
542 Double_t mean = hEPHOS->GetMean();
543 if (mean < checkPHOSEnergyLow) {
544 Warning("CheckESD", "low mean PHOS energy: %.1f GeV", mean);
545 } else if (mean > checkPHOSEnergyHigh) {
546 Warning("CheckESD", "high mean PHOS energy: %.1f GeV", mean);
547 }
548 }
549
550 if (hEEMCAL->Integral() < checkEMCALNLow) {
551 Warning("CheckESD", "low number of EMCAL particles: %d",
552 Int_t(hEEMCAL->Integral()));
553 } else {
554 Double_t mean = hEEMCAL->GetMean();
555 if (mean < checkEMCALEnergyLow) {
556 Warning("CheckESD", "low mean EMCAL energy: %.1f GeV", mean);
557 } else if (mean > checkEMCALEnergyHigh) {
558 Warning("CheckESD", "high mean EMCAL energy: %.1f GeV", mean);
559 }
560 }
561
562 // muons
563 if (hPtMUON->Integral() < checkMUONNLow) {
564 Warning("CheckESD", "low number of MUON particles: %d",
565 Int_t(hPtMUON->Integral()));
566 } else {
567 Double_t mean = hPtMUON->GetMean();
568 if (mean < checkMUONPtLow) {
569 Warning("CheckESD", "low mean MUON pt: %.1f GeV/c", mean);
570 } else if (mean > checkMUONPtHigh) {
571 Warning("CheckESD", "high mean MUON pt: %.1f GeV/c", mean);
572 }
573 }
574
575 // V0s
576 if (nGenV0s > 0) {
577 Double_t eff = nRecV0s*1./nGenV0s;
578 Double_t effError = TMath::Sqrt(eff*(1.-eff) / nGenV0s);
579 if (effError == 0) effError = checkV0EffLow / TMath::Sqrt(1.*nGenV0s);
580 Info("CheckESD", "V0 eff = (%.1f +- %.1f) %%",
581 100.*eff, 100.*effError);
582 if (eff < checkV0EffLow - checkV0EffSigma*effError) {
583 Warning("CheckESD", "low V0 efficiency: (%.1f +- %.1f) %%",
584 100.*eff, 100.*effError);
585 }
586 }
587
588 // Cascades
589 if (nGenCascades > 0) {
590 Double_t eff = nRecCascades*1./nGenCascades;
591 Double_t effError = TMath::Sqrt(eff*(1.-eff) / nGenCascades);
592 if (effError == 0) effError = checkV0EffLow /
593 TMath::Sqrt(1.*nGenCascades);
594 Info("CheckESD", "Cascade eff = (%.1f +- %.1f) %%",
595 100.*eff, 100.*effError);
596 if (eff < checkCascadeEffLow - checkCascadeEffSigma*effError) {
597 Warning("CheckESD", "low Cascade efficiency: (%.1f +- %.1f) %%",
598 100.*eff, 100.*effError);
599 }
600 }
601 }
602
603 // draw the histograms if not in batch mode
604 if (!gROOT->IsBatch()) {
605 new TCanvas;
606 hEff->DrawCopy();
607 new TCanvas;
608 hResPtInv->DrawCopy("E");
609 new TCanvas;
610 hResPhi->DrawCopy("E");
611 new TCanvas;
612 hResTheta->DrawCopy("E");
613 new TCanvas;
614 hDEdxRight->DrawCopy();
615 hDEdxWrong->DrawCopy("SAME");
616 new TCanvas;
617 hResTOFRight->DrawCopy("E");
618 hResTOFWrong->DrawCopy("SAME");
619 new TCanvas;
620 hEPHOS->DrawCopy("E");
621 new TCanvas;
622 hEEMCAL->DrawCopy("E");
623 new TCanvas;
624 hPtMUON->DrawCopy("E");
625 new TCanvas;
626 hMassK0->DrawCopy("E");
627 new TCanvas;
628 hMassLambda->DrawCopy("E");
629 new TCanvas;
630 hMassLambdaBar->DrawCopy("E");
631 new TCanvas;
632 hMassXi->DrawCopy("E");
633 new TCanvas;
634 hMassOmega->DrawCopy("E");
635 }
636
637 // write the output histograms to a file
638 TFile* outputFile = TFile::Open("check.root", "recreate");
639 if (!outputFile || !outputFile->IsOpen()) {
640 Error("CheckESD", "opening output file check.root failed");
641 return kFALSE;
642 }
643 hEff->Write();
644 hResPtInv->Write();
645 hResPhi->Write();
646 hResTheta->Write();
647 hDEdxRight->Write();
648 hDEdxWrong->Write();
649 hResTOFRight->Write();
650 hResTOFWrong->Write();
651 hEPHOS->Write();
652 hEEMCAL->Write();
653 hPtMUON->Write();
654 hMassK0->Write();
655 hMassLambda->Write();
656 hMassLambdaBar->Write();
657 hMassXi->Write();
658 hMassOmega->Write();
659 outputFile->Close();
660 delete outputFile;
661
662 // clean up
663 delete hGen;
664 delete hRec;
665 delete hEff;
666 delete hResPtInv;
667 delete hResPhi;
668 delete hResTheta;
669 delete hDEdxRight;
670 delete hDEdxWrong;
671 delete hResTOFRight;
672 delete hResTOFWrong;
673 delete hEPHOS;
674 delete hEEMCAL;
675 delete hPtMUON;
676 delete hMassK0;
677 delete hMassLambda;
678 delete hMassLambdaBar;
679 delete hMassXi;
680 delete hMassOmega;
681
682 delete esd;
683 esdFile->Close();
684 delete esdFile;
685
686 runLoader->UnloadHeader();
687 runLoader->UnloadKinematics();
688 delete runLoader;
689
690 // result of check
691 Info("CheckESD", "check of ESD was successfull");
692 return kTRUE;
693}