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Macro to read the ESD event
[u/mrichter/AliRoot.git] / STEER / CheckESD.C
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5e00415f 1#if !defined( __CINT__) || defined(__MAKECINT__)
2#include <TFile.h>
3#include <TError.h>
4#include <TH1.h>
5#include <TH2.h>
6#include <TF1.h>
7#include <TCanvas.h>
8#include <TVector3.h>
9#include <TPDGCode.h>
10
11#include "AliRunLoader.h"
12#include "AliLoader.h"
13#include "AliESD.h"
14#include "AliRun.h"
15#include "AliStack.h"
16#include "AliHeader.h"
17#include "AliGenEventHeader.h"
f0cfab93 18#else
19const Int_t kXiMinus = 3312;
20const Int_t kOmegaMinus = 3334;
5e00415f 21#endif
22
23
24TH1F* CreateHisto(const char* name, const char* title,
25 Int_t nBins, Double_t xMin, Double_t xMax,
26 const char* xLabel = NULL, const char* yLabel = NULL)
27{
28// create a histogram
29
30 TH1F* result = new TH1F(name, title, nBins, xMin, xMax);
31 result->SetOption("E");
32 if (xLabel) result->GetXaxis()->SetTitle(xLabel);
33 if (yLabel) result->GetYaxis()->SetTitle(yLabel);
34 result->SetMarkerStyle(kFullCircle);
35 return result;
36}
37
38TH1F* CreateEffHisto(TH1F* hGen, TH1F* hRec)
39{
40// create an efficiency histogram
41
42 Int_t nBins = hGen->GetNbinsX();
43 TH1F* hEff = (TH1F*) hGen->Clone("hEff");
44 hEff->SetTitle("");
45 hEff->SetStats(kFALSE);
46 hEff->SetMinimum(0.);
47 hEff->SetMaximum(110.);
48 hEff->GetYaxis()->SetTitle("#epsilon [%]");
49
50 for (Int_t iBin = 0; iBin <= nBins; iBin++) {
51 Double_t nGen = hGen->GetBinContent(iBin);
52 Double_t nRec = hRec->GetBinContent(iBin);
53 if (nGen > 0) {
54 Double_t eff = nRec/nGen;
55 hEff->SetBinContent(iBin, 100. * eff);
56 Double_t error = sqrt(eff*(1.-eff) / nGen);
57 if (error == 0) error = 0.0001;
58 hEff->SetBinError(iBin, 100. * error);
59 } else {
60 hEff->SetBinContent(iBin, -100.);
61 hEff->SetBinError(iBin, 0);
62 }
63 }
64
65 return hEff;
66}
67
68Bool_t FitHisto(TH1* histo, Double_t& res, Double_t& resError)
69{
70// fit a gaussian to a histogram
71
72 static TF1* fitFunc = new TF1("fitFunc", "gaus");
73 fitFunc->SetLineWidth(2);
74 fitFunc->SetFillStyle(0);
75 Double_t maxFitRange = 2;
76
77 if (histo->Integral() > 50) {
78 Float_t mean = histo->GetMean();
79 Float_t rms = histo->GetRMS();
80 fitFunc->SetRange(mean - maxFitRange*rms, mean + maxFitRange*rms);
81 fitFunc->SetParameters(mean, rms);
82 histo->Fit(fitFunc, "QRI0");
83 histo->GetFunction("fitFunc")->ResetBit(1<<9);
84 res = TMath::Abs(fitFunc->GetParameter(2));
85 resError = TMath::Abs(fitFunc->GetParError(2));
86 return kTRUE;
87 }
88
89 return kFALSE;
90}
91
92
93Bool_t CheckESD(const char* gAliceFileName = "galice.root",
94 const char* esdFileName = "AliESDs.root")
95{
96// check the content of the ESD
97
98 // check values
99 Int_t checkNGenLow = 1;
100
101 Double_t checkEffLow = 0.5;
102 Double_t checkEffSigma = 3;
103 Double_t checkFakeHigh = 0.5;
104 Double_t checkFakeSigma = 3;
105
106 Double_t checkResPtInvHigh = 5;
107 Double_t checkResPtInvSigma = 3;
108 Double_t checkResPhiHigh = 10;
109 Double_t checkResPhiSigma = 3;
110 Double_t checkResThetaHigh = 10;
111 Double_t checkResThetaSigma = 3;
112
113 Double_t checkPIDEffLow = 0.5;
114 Double_t checkPIDEffSigma = 3;
115 Double_t checkResTOFHigh = 500;
116 Double_t checkResTOFSigma = 3;
117
118 Double_t checkPHOSNLow = 5;
119 Double_t checkPHOSEnergyLow = 0.3;
120 Double_t checkPHOSEnergyHigh = 1.0;
121 Double_t checkEMCALNLow = 50;
122 Double_t checkEMCALEnergyLow = 0.05;
123 Double_t checkEMCALEnergyHigh = 1.0;
124
125 Double_t checkMUONNLow = 1;
126 Double_t checkMUONPtLow = 0.5;
127 Double_t checkMUONPtHigh = 10.;
128
129 Double_t cutPtV0 = 0.3;
130 Double_t checkV0EffLow = 0.02;
131 Double_t checkV0EffSigma = 3;
132 Double_t cutPtCascade = 0.5;
133 Double_t checkCascadeEffLow = 0.01;
134 Double_t checkCascadeEffSigma = 3;
135
136 // open run loader and load gAlice, kinematics and header
137 AliRunLoader* runLoader = AliRunLoader::Open(gAliceFileName);
138 if (!runLoader) {
139 Error("CheckESD", "getting run loader from file %s failed",
140 gAliceFileName);
141 return kFALSE;
142 }
143 runLoader->LoadgAlice();
144 gAlice = runLoader->GetAliRun();
145 if (!gAlice) {
146 Error("CheckESD", "no galice object found");
147 return kFALSE;
148 }
149 runLoader->LoadKinematics();
150 runLoader->LoadHeader();
151
152 // open the ESD file
153 TFile* esdFile = TFile::Open(esdFileName);
154 if (!esdFile || !esdFile->IsOpen()) {
155 Error("CheckESD", "opening ESD file %s failed", esdFileName);
156 return kFALSE;
157 }
158
159 // efficienc and resolution histograms
160 Int_t nBinsPt = 15;
161 Float_t minPt = 0.1;
162 Float_t maxPt = 3.1;
163 TH1F* hGen = CreateHisto("hGen", "generated tracks",
164 nBinsPt, minPt, maxPt, "p_{t} [GeV/c]", "N");
165 TH1F* hRec = CreateHisto("hRec", "reconstructed tracks",
166 nBinsPt, minPt, maxPt, "p_{t} [GeV/c]", "N");
167 Int_t nGen = 0;
168 Int_t nRec = 0;
169 Int_t nFake = 0;
170
171 TH1F* hResPtInv = CreateHisto("hResPtInv", "", 100, -10, 10,
172 "(p_{t,rec}^{-1}-p_{t,sim}^{-1}) / p_{t,sim}^{-1} [%]", "N");
173 TH1F* hResPhi = CreateHisto("hResPhi", "", 100, -20, 20,
174 "#phi_{rec}-#phi_{sim} [mrad]", "N");
175 TH1F* hResTheta = CreateHisto("hResTheta", "", 100, -20, 20,
176 "#theta_{rec}-#theta_{sim} [mrad]", "N");
177
178 // PID
179 Int_t partCode[AliESDtrack::kSPECIES] =
180 {kElectron, kMuonMinus, kPiPlus, kKPlus, kProton};
181 const char* partName[AliESDtrack::kSPECIES+1] =
182 {"electron", "muon", "pion", "kaon", "proton", "other"};
183 Double_t partFrac[AliESDtrack::kSPECIES] =
184 {0.01, 0.01, 0.85, 0.10, 0.05};
185 Int_t identified[AliESDtrack::kSPECIES+1][AliESDtrack::kSPECIES];
186 for (Int_t iGen = 0; iGen < AliESDtrack::kSPECIES+1; iGen++) {
187 for (Int_t iRec = 0; iRec < AliESDtrack::kSPECIES; iRec++) {
188 identified[iGen][iRec] = 0;
189 }
190 }
191 Int_t nIdentified = 0;
192
193 // dE/dx and TOF
194 TH2F* hDEdxRight = new TH2F("hDEdxRight", "", 300, 0, 3, 100, 0, 400);
195 hDEdxRight->SetStats(kFALSE);
196 hDEdxRight->GetXaxis()->SetTitle("p [GeV/c]");
197 hDEdxRight->GetYaxis()->SetTitle("dE/dx_{TPC}");
198 hDEdxRight->SetMarkerStyle(kFullCircle);
199 hDEdxRight->SetMarkerSize(0.4);
200 TH2F* hDEdxWrong = new TH2F("hDEdxWrong", "", 300, 0, 3, 100, 0, 400);
201 hDEdxWrong->SetStats(kFALSE);
202 hDEdxWrong->GetXaxis()->SetTitle("p [GeV/c]");
203 hDEdxWrong->GetYaxis()->SetTitle("dE/dx_{TPC}");
204 hDEdxWrong->SetMarkerStyle(kFullCircle);
205 hDEdxWrong->SetMarkerSize(0.4);
206 hDEdxWrong->SetMarkerColor(kRed);
207 TH1F* hResTOFRight = CreateHisto("hResTOFRight", "", 100, -1000, 1000,
208 "t_{TOF}-t_{track} [ps]", "N");
209 TH1F* hResTOFWrong = CreateHisto("hResTOFWrong", "", 100, -1000, 1000,
210 "t_{TOF}-t_{track} [ps]", "N");
211 hResTOFWrong->SetLineColor(kRed);
212
213 // calorimeters
214 TH1F* hEPHOS = CreateHisto("hEPHOS", "PHOS", 100, 0, 5, "E [GeV]", "N");
215 TH1F* hEEMCAL = CreateHisto("hEEMCAL", "EMCAL", 100, 0, 2, "E [GeV]", "N");
216
217 // muons
218 TH1F* hPtMUON = CreateHisto("hPtMUON", "MUON", 100, 0, 20,
219 "p_{t} [GeV/c]", "N");
220
221 // V0s and cascades
222 TH1F* hMassK0 = CreateHisto("hMassK0", "K^{0}", 100, 0.4, 0.6,
223 "M(#pi^{+}#pi^{-}) [GeV/c^{2}]", "N");
224 TH1F* hMassLambda = CreateHisto("hMassLambda", "#Lambda", 100, 1.0, 1.2,
225 "M(p#pi^{-}) [GeV/c^{2}]", "N");
226 TH1F* hMassLambdaBar = CreateHisto("hMassLambdaBar", "#bar{#Lambda}",
227 100, 1.0, 1.2,
228 "M(#bar{p}#pi^{+}) [GeV/c^{2}]", "N");
229 Int_t nGenV0s = 0;
230 Int_t nRecV0s = 0;
231 TH1F* hMassXi = CreateHisto("hMassXi", "#Xi", 100, 1.2, 1.5,
232 "M(#Lambda#pi) [GeV/c^{2}]", "N");
233 TH1F* hMassOmega = CreateHisto("hMassOmega", "#Omega", 100, 1.5, 1.8,
234 "M(#LambdaK) [GeV/c^{2}]", "N");
235 Int_t nGenCascades = 0;
236 Int_t nRecCascades = 0;
237
238 // loop over events
239 for (Int_t iEvent = 0; iEvent < runLoader->GetNumberOfEvents(); iEvent++) {
240 runLoader->GetEvent(iEvent);
241
242 // select simulated primary particles, V0s and cascades
243 AliStack* stack = gAlice->Stack();
244 Int_t nParticles = stack->GetNtrack();
245 TArrayF vertex(3);
246 runLoader->GetHeader()->GenEventHeader()->PrimaryVertex(vertex);
247 TObjArray selParticles;
248 TObjArray selV0s;
249 TObjArray selCascades;
250 for (Int_t iParticle = 0; iParticle < nParticles; iParticle++) {
251 TParticle* particle = stack->Particle(iParticle);
252 if (!particle) continue;
253 if (particle->Pt() < 0.001) continue;
254 if (TMath::Abs(particle->Eta()) > 0.9) continue;
255 TVector3 dVertex(particle->Vx() - vertex[0],
256 particle->Vy() - vertex[1],
257 particle->Vz() - vertex[2]);
258 if (dVertex.Mag() > 0.0001) continue;
259
260 switch (TMath::Abs(particle->GetPdgCode())) {
261 case kElectron:
262 case kMuonMinus:
263 case kPiPlus:
264 case kKPlus:
265 case kProton: {
266 if (particle->Pt() > minPt) {
267 selParticles.Add(particle);
268 nGen++;
269 hGen->Fill(particle->Pt());
270 }
271 break;
272 }
273 case kK0Short:
274 case kLambda0: {
275 if (particle->Pt() > cutPtV0) {
276 nGenV0s++;
277 selV0s.Add(particle);
278 }
279 break;
280 }
281 case kXiMinus:
282 case kOmegaMinus: {
283 if (particle->Pt() > cutPtCascade) {
284 nGenCascades++;
285 selCascades.Add(particle);
286 }
287 break;
288 }
289 default: break;
290 }
291 }
292
293 // get the event summary data
294 char esdName[256];
295 sprintf(esdName, "ESD%d", iEvent);
296 AliESD* esd = (AliESD*) esdFile->Get(esdName);
297 if (!esd) {
298 Error("CheckESD", "no ESD object found for event %d", iEvent);
299 return kFALSE;
300 }
301
302 // loop over tracks
303 for (Int_t iTrack = 0; iTrack < esd->GetNumberOfTracks(); iTrack++) {
304 AliESDtrack* track = esd->GetTrack(iTrack);
305
306 // select tracks of selected particles
307 Int_t label = TMath::Abs(track->GetLabel());
308 if (label > stack->GetNtrack()) continue; // background
309 TParticle* particle = stack->Particle(label);
310 if (!selParticles.Contains(particle)) continue;
311 if ((track->GetStatus() & AliESDtrack::kITSrefit) == 0) continue;
312 if (track->GetConstrainedChi2() > 1e9) continue;
313 selParticles.Remove(particle); // don't count multiple tracks
314
315 nRec++;
316 hRec->Fill(particle->Pt());
317 if (track->GetLabel() < 0) nFake++;
318
319 // resolutions
320 Double_t p[3];
321 track->GetConstrainedPxPyPz(p);
322 TVector3 pTrack(p);
323 hResPtInv->Fill(100. * (1./pTrack.Pt() - 1./particle->Pt()) *
324 particle->Pt());
325 hResPhi->Fill(1000. * (pTrack.Phi() - particle->Phi()));
326 hResTheta->Fill(1000. * (pTrack.Theta() - particle->Theta()));
327
328 // PID
329 if ((track->GetStatus() & AliESDtrack::kESDpid) == 0) continue;
330 Int_t iGen = 5;
331 for (Int_t i = 0; i < AliESDtrack::kSPECIES; i++) {
332 if (TMath::Abs(particle->GetPdgCode()) == partCode[i]) iGen = i;
333 }
334 Double_t probability[AliESDtrack::kSPECIES];
335 track->GetESDpid(probability);
336 Double_t pMax = 0;
337 Int_t iRec = 0;
338 for (Int_t i = 0; i < AliESDtrack::kSPECIES; i++) {
339 probability[i] *= partFrac[i];
340 if (probability[i] > pMax) {
341 pMax = probability[i];
342 iRec = i;
343 }
344 }
345 identified[iGen][iRec]++;
346 if (iGen == iRec) nIdentified++;
347
348 // dE/dx and TOF
349 Double_t time[AliESDtrack::kSPECIES];
350 track->GetIntegratedTimes(time);
351 if (iGen == iRec) {
352 hDEdxRight->Fill(pTrack.Mag(), track->GetTPCsignal());
353 if ((track->GetStatus() & AliESDtrack::kTOFpid) != 0) {
354 hResTOFRight->Fill(track->GetTOFsignal() - time[iRec]);
355 }
356 } else {
357 hDEdxWrong->Fill(pTrack.Mag(), track->GetTPCsignal());
358 if ((track->GetStatus() & AliESDtrack::kTOFpid) != 0) {
359 hResTOFWrong->Fill(track->GetTOFsignal() - time[iRec]);
360 }
361 }
362 }
363
364 // loop over calo tracks
365 for (Int_t iTrack = 0; iTrack < esd->GetNumberOfCaloTracks(); iTrack++) {
f0cfab93 366 AliESDCaloTrack* caloTrack = esd->GetCaloTrack(iTrack);
367 TParticle* recParticle = caloTrack->GetRecParticle();
5e00415f 368 if (recParticle->InheritsFrom("AliPHOSRecParticle")) {
369 hEPHOS->Fill(recParticle->Energy());
370 } else if (recParticle->InheritsFrom("AliEMCALRecParticle")) {
371 hEEMCAL->Fill(recParticle->Energy());
372 } else {
373 Warning("CheckESD", "unknown calo particle");
374 recParticle->Dump();
375 }
376 }
377
378 // loop over muon tracks
f0cfab93 379 {
5e00415f 380 for (Int_t iTrack = 0; iTrack < esd->GetNumberOfMuonTracks(); iTrack++) {
f0cfab93 381 AliESDMuonTrack* muonTrack = esd->GetMuonTrack(iTrack);
382 Double_t ptInv = TMath::Abs(muonTrack->GetInverseBendingMomentum());
5e00415f 383 if (ptInv > 0.001) {
384 hPtMUON->Fill(1./ptInv);
385 }
386 }
f0cfab93 387 }
5e00415f 388
389 // loop over V0s
390 for (Int_t iV0 = 0; iV0 < esd->GetNumberOfV0s(); iV0++) {
391 AliESDv0* v0 = esd->GetV0(iV0);
f980f8fb 392 v0->ChangeMassHypothesis(kK0Short);
393 hMassK0->Fill(v0->GetEffMass());
394 v0->ChangeMassHypothesis(kLambda0);
395 hMassLambda->Fill(v0->GetEffMass());
396 v0->ChangeMassHypothesis(kLambda0Bar);
397 hMassLambdaBar->Fill(v0->GetEffMass());
5e00415f 398
399 Int_t negLabel = TMath::Abs(esd->GetTrack(v0->GetNindex())->GetLabel());
400 if (negLabel > stack->GetNtrack()) continue; // background
401 Int_t negMother = stack->Particle(negLabel)->GetMother(0);
402 if (negMother < 0) continue;
f980f8fb 403 Int_t posLabel = TMath::Abs(esd->GetTrack(v0->GetPindex())->GetLabel());
5e00415f 404 if (posLabel > stack->GetNtrack()) continue; // background
405 Int_t posMother = stack->Particle(posLabel)->GetMother(0);
406 if (negMother != posMother) continue;
407 TParticle* particle = stack->Particle(negMother);
408 if (!selV0s.Contains(particle)) continue;
409 selV0s.Remove(particle);
410 nRecV0s++;
411 }
412
413 // loop over Cascades
414 for (Int_t iCascade = 0; iCascade < esd->GetNumberOfCascades();
415 iCascade++) {
416 AliESDcascade* cascade = esd->GetCascade(iCascade);
f980f8fb 417 Double_t v0q;
418 cascade->ChangeMassHypothesis(v0q,kXiMinus);
419 hMassXi->Fill(cascade->GetEffMass());
420 cascade->ChangeMassHypothesis(v0q,kOmegaMinus);
421 hMassOmega->Fill(cascade->GetEffMass());
5e00415f 422
423 Int_t negLabel = TMath::Abs(esd->GetTrack(cascade->GetNindex())
424 ->GetLabel());
425 if (negLabel > stack->GetNtrack()) continue; // background
426 Int_t negMother = stack->Particle(negLabel)->GetMother(0);
427 if (negMother < 0) continue;
f980f8fb 428 Int_t posLabel = TMath::Abs(esd->GetTrack(cascade->GetPindex())
5e00415f 429 ->GetLabel());
430 if (posLabel > stack->GetNtrack()) continue; // background
431 Int_t posMother = stack->Particle(posLabel)->GetMother(0);
432 if (negMother != posMother) continue;
433 Int_t v0Mother = stack->Particle(negMother)->GetMother(0);
434 if (v0Mother < 0) continue;
435 Int_t bacLabel = TMath::Abs(esd->GetTrack(cascade->GetBindex())
436 ->GetLabel());
437 if (bacLabel > stack->GetNtrack()) continue; // background
438 Int_t bacMother = stack->Particle(bacLabel)->GetMother(0);
439 if (v0Mother != bacMother) continue;
440 TParticle* particle = stack->Particle(v0Mother);
441 if (!selCascades.Contains(particle)) continue;
442 selCascades.Remove(particle);
443 nRecCascades++;
444 }
445 }
446
447 // perform checks
448 if (nGen < checkNGenLow) {
449 Warning("CheckESD", "low number of generated particles: %d", Int_t(nGen));
450 }
451
452 TH1F* hEff = CreateEffHisto(hGen, hRec);
453
454 Info("CheckESD", "%d out of %d tracks reconstructed including %d "
455 "fake tracks", nRec, nGen, nFake);
456 if (nGen > 0) {
457 // efficiency
458 Double_t eff = nRec*1./nGen;
459 Double_t effError = TMath::Sqrt(eff*(1.-eff) / nGen);
460 Double_t fake = nFake*1./nGen;
461 Double_t fakeError = TMath::Sqrt(fake*(1.-fake) / nGen);
462 Info("CheckESD", "eff = (%.1f +- %.1f) %% fake = (%.1f +- %.1f) %%",
463 100.*eff, 100.*effError, 100.*fake, 100.*fakeError);
464
465 if (eff < checkEffLow - checkEffSigma*effError) {
466 Warning("CheckESD", "low efficiency: (%.1f +- %.1f) %%",
467 100.*eff, 100.*effError);
468 }
469 if (fake > checkFakeHigh + checkFakeSigma*fakeError) {
470 Warning("CheckESD", "high fake: (%.1f +- %.1f) %%",
471 100.*fake, 100.*fakeError);
472 }
473
474 // resolutions
475 Double_t res, resError;
476 if (FitHisto(hResPtInv, res, resError)) {
477 Info("CheckESD", "relative inverse pt resolution = (%.1f +- %.1f) %%",
478 res, resError);
479 if (res > checkResPtInvHigh + checkResPtInvSigma*resError) {
480 Warning("CheckESD", "bad pt resolution: (%.1f +- %.1f) %%",
481 res, resError);
482 }
483 }
484
485 if (FitHisto(hResPhi, res, resError)) {
486 Info("CheckESD", "phi resolution = (%.1f +- %.1f) mrad", res, resError);
487 if (res > checkResPhiHigh + checkResPhiSigma*resError) {
488 Warning("CheckESD", "bad phi resolution: (%.1f +- %.1f) mrad",
489 res, resError);
490 }
491 }
492
493 if (FitHisto(hResTheta, res, resError)) {
494 Info("CheckESD", "theta resolution = (%.1f +- %.1f) mrad",
495 res, resError);
496 if (res > checkResThetaHigh + checkResThetaSigma*resError) {
497 Warning("CheckESD", "bad theta resolution: (%.1f +- %.1f) mrad",
498 res, resError);
499 }
500 }
501
502 // PID
503 if (nRec > 0) {
504 Double_t eff = nIdentified*1./nRec;
505 Double_t effError = TMath::Sqrt(eff*(1.-eff) / nRec);
506 Info("CheckESD", "PID eff = (%.1f +- %.1f) %%",
507 100.*eff, 100.*effError);
508 if (eff < checkPIDEffLow - checkPIDEffSigma*effError) {
509 Warning("CheckESD", "low PID efficiency: (%.1f +- %.1f) %%",
510 100.*eff, 100.*effError);
511 }
512 }
513
514 printf("%9s:", "gen\\rec");
515 for (Int_t iRec = 0; iRec < AliESDtrack::kSPECIES; iRec++) {
516 printf("%9s", partName[iRec]);
517 }
518 printf("\n");
519 for (Int_t iGen = 0; iGen < AliESDtrack::kSPECIES+1; iGen++) {
520 printf("%9s:", partName[iGen]);
521 for (Int_t iRec = 0; iRec < AliESDtrack::kSPECIES; iRec++) {
522 printf("%9d", identified[iGen][iRec]);
523 }
524 printf("\n");
525 }
526
527 if (FitHisto(hResTOFRight, res, resError)) {
528 Info("CheckESD", "TOF resolution = (%.1f +- %.1f) ps", res, resError);
529 if (res > checkResTOFHigh + checkResTOFSigma*resError) {
530 Warning("CheckESD", "bad TOF resolution: (%.1f +- %.1f) ps",
531 res, resError);
532 }
533 }
534
535 // calorimeters
536 if (hEPHOS->Integral() < checkPHOSNLow) {
537 Warning("CheckESD", "low number of PHOS particles: %d",
538 Int_t(hEPHOS->Integral()));
539 } else {
540 Double_t mean = hEPHOS->GetMean();
541 if (mean < checkPHOSEnergyLow) {
542 Warning("CheckESD", "low mean PHOS energy: %.1f GeV", mean);
543 } else if (mean > checkPHOSEnergyHigh) {
544 Warning("CheckESD", "high mean PHOS energy: %.1f GeV", mean);
545 }
546 }
547
548 if (hEEMCAL->Integral() < checkEMCALNLow) {
549 Warning("CheckESD", "low number of EMCAL particles: %d",
550 Int_t(hEEMCAL->Integral()));
551 } else {
552 Double_t mean = hEEMCAL->GetMean();
553 if (mean < checkEMCALEnergyLow) {
554 Warning("CheckESD", "low mean EMCAL energy: %.1f GeV", mean);
555 } else if (mean > checkEMCALEnergyHigh) {
556 Warning("CheckESD", "high mean EMCAL energy: %.1f GeV", mean);
557 }
558 }
559
560 // muons
561 if (hPtMUON->Integral() < checkMUONNLow) {
562 Warning("CheckESD", "low number of MUON particles: %d",
563 Int_t(hPtMUON->Integral()));
564 } else {
565 Double_t mean = hPtMUON->GetMean();
566 if (mean < checkMUONPtLow) {
567 Warning("CheckESD", "low mean MUON pt: %.1f GeV/c", mean);
568 } else if (mean > checkMUONPtHigh) {
569 Warning("CheckESD", "high mean MUON pt: %.1f GeV/c", mean);
570 }
571 }
572
573 // V0s
574 if (nGenV0s > 0) {
575 Double_t eff = nRecV0s*1./nGenV0s;
576 Double_t effError = TMath::Sqrt(eff*(1.-eff) / nGenV0s);
577 if (effError == 0) effError = checkV0EffLow / TMath::Sqrt(1.*nGenV0s);
578 Info("CheckESD", "V0 eff = (%.1f +- %.1f) %%",
579 100.*eff, 100.*effError);
580 if (eff < checkV0EffLow - checkV0EffSigma*effError) {
581 Warning("CheckESD", "low V0 efficiency: (%.1f +- %.1f) %%",
582 100.*eff, 100.*effError);
583 }
584 }
585
586 // Cascades
587 if (nGenCascades > 0) {
588 Double_t eff = nRecCascades*1./nGenCascades;
589 Double_t effError = TMath::Sqrt(eff*(1.-eff) / nGenCascades);
590 if (effError == 0) effError = checkV0EffLow /
591 TMath::Sqrt(1.*nGenCascades);
592 Info("CheckESD", "Cascade eff = (%.1f +- %.1f) %%",
593 100.*eff, 100.*effError);
594 if (eff < checkCascadeEffLow - checkCascadeEffSigma*effError) {
595 Warning("CheckESD", "low Cascade efficiency: (%.1f +- %.1f) %%",
596 100.*eff, 100.*effError);
597 }
598 }
599 }
600
601 // draw the histograms if not in batch mode
602 if (!gROOT->IsBatch()) {
603 new TCanvas;
604 hEff->DrawCopy();
605 new TCanvas;
606 hResPtInv->DrawCopy("E");
607 new TCanvas;
608 hResPhi->DrawCopy("E");
609 new TCanvas;
610 hResTheta->DrawCopy("E");
611 new TCanvas;
612 hDEdxRight->DrawCopy();
613 hDEdxWrong->DrawCopy("SAME");
614 new TCanvas;
615 hResTOFRight->DrawCopy("E");
616 hResTOFWrong->DrawCopy("SAME");
617 new TCanvas;
618 hEPHOS->DrawCopy("E");
619 new TCanvas;
620 hEEMCAL->DrawCopy("E");
621 new TCanvas;
622 hPtMUON->DrawCopy("E");
623 new TCanvas;
624 hMassK0->DrawCopy("E");
625 new TCanvas;
626 hMassLambda->DrawCopy("E");
627 new TCanvas;
628 hMassLambdaBar->DrawCopy("E");
629 new TCanvas;
630 hMassXi->DrawCopy("E");
631 new TCanvas;
632 hMassOmega->DrawCopy("E");
633 }
634
635 // write the output histograms to a file
636 TFile* outputFile = TFile::Open("check.root", "recreate");
637 if (!outputFile || !outputFile->IsOpen()) {
638 Error("CheckESD", "opening output file check.root failed");
639 return kFALSE;
640 }
641 hEff->Write();
642 hResPtInv->Write();
643 hResPhi->Write();
644 hResTheta->Write();
645 hDEdxRight->Write();
646 hDEdxWrong->Write();
647 hResTOFRight->Write();
648 hResTOFWrong->Write();
649 hEPHOS->Write();
650 hEEMCAL->Write();
651 hPtMUON->Write();
652 hMassK0->Write();
653 hMassLambda->Write();
654 hMassLambdaBar->Write();
655 hMassXi->Write();
656 hMassOmega->Write();
657 outputFile->Close();
658 delete outputFile;
659
660 // clean up
661 delete hGen;
662 delete hRec;
663 delete hEff;
664 delete hResPtInv;
665 delete hResPhi;
666 delete hResTheta;
667 delete hDEdxRight;
668 delete hDEdxWrong;
669 delete hResTOFRight;
670 delete hResTOFWrong;
671 delete hEPHOS;
672 delete hEEMCAL;
673 delete hPtMUON;
674 delete hMassK0;
675 delete hMassLambda;
676 delete hMassLambdaBar;
677 delete hMassXi;
678 delete hMassOmega;
679
680 esdFile->Close();
681 delete esdFile;
682
683 runLoader->UnloadHeader();
684 runLoader->UnloadKinematics();
685 delete runLoader;
686
687 // result of check
688 Info("CheckESD", "check of ESD was successfull");
689 return kTRUE;
690}