]> git.uio.no Git - u/mrichter/AliRoot.git/blame - STEER/CheckESD.C
git://git.uio.no / u / mrichter / AliRoot.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
i)Moving the tag classes to the base class ii)Enabling the aod tag creation in the...
[u/mrichter/AliRoot.git] / STEER / CheckESD.C
CommitLineData
5e00415f 1#if !defined( __CINT__) || defined(__MAKECINT__)
cbc28ac7 2#include <TROOT.h>
5e00415f 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>
8b462fd8 11#include <TParticle.h>
5e00415f 12
13#include "AliRunLoader.h"
14#include "AliLoader.h"
af885e0f 15#include "AliESDEvent.h"
5e00415f 16#include "AliRun.h"
17#include "AliStack.h"
18#include "AliHeader.h"
19#include "AliGenEventHeader.h"
5fed899a 20#include "AliPID.h"
f0cfab93 21#else
22const Int_t kXiMinus = 3312;
23const Int_t kOmegaMinus = 3334;
5e00415f 24#endif
25
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 }
af885e0f 161 AliESDEvent * esd = new AliESDEvent;
8b462fd8 162 TTree* tree = (TTree*) esdFile->Get("esdTree");
163 if (!tree) {
164 Error("CheckESD", "no ESD tree found");
165 return kFALSE;
166 }
cbc28ac7 167 esd->ReadFromTree(tree);
5e00415f 168
af885e0f 169 // efficiency and resolution histograms
5e00415f 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
5fed899a 189 Int_t partCode[AliPID::kSPECIES] =
5e00415f 190 {kElectron, kMuonMinus, kPiPlus, kKPlus, kProton};
5fed899a 191 const char* partName[AliPID::kSPECIES+1] =
5e00415f 192 {"electron", "muon", "pion", "kaon", "proton", "other"};
5fed899a 193 Double_t partFrac[AliPID::kSPECIES] =
5e00415f 194 {0.01, 0.01, 0.85, 0.10, 0.05};
5fed899a 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++) {
5e00415f 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, 5, "E [GeV]", "N");
f04585c3 225 TH1F* hEEMCAL = CreateHisto("hEEMCAL", "EMCAL", 100, 0, 50, "E [GeV]", "N");
5e00415f 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 = gAlice->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
8b462fd8 304 tree->GetEvent(iEvent);
5e00415f 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 Double_t p[3];
329 track->GetConstrainedPxPyPz(p);
330 TVector3 pTrack(p);
331 hResPtInv->Fill(100. * (1./pTrack.Pt() - 1./particle->Pt()) *
332 particle->Pt());
333 hResPhi->Fill(1000. * (pTrack.Phi() - particle->Phi()));
334 hResTheta->Fill(1000. * (pTrack.Theta() - particle->Theta()));
335
336 // PID
337 if ((track->GetStatus() & AliESDtrack::kESDpid) == 0) continue;
338 Int_t iGen = 5;
5fed899a 339 for (Int_t i = 0; i < AliPID::kSPECIES; i++) {
5e00415f 340 if (TMath::Abs(particle->GetPdgCode()) == partCode[i]) iGen = i;
341 }
5fed899a 342 Double_t probability[AliPID::kSPECIES];
5e00415f 343 track->GetESDpid(probability);
344 Double_t pMax = 0;
345 Int_t iRec = 0;
5fed899a 346 for (Int_t i = 0; i < AliPID::kSPECIES; i++) {
5e00415f 347 probability[i] *= partFrac[i];
348 if (probability[i] > pMax) {
349 pMax = probability[i];
350 iRec = i;
351 }
352 }
353 identified[iGen][iRec]++;
354 if (iGen == iRec) nIdentified++;
355
356 // dE/dx and TOF
5fed899a 357 Double_t time[AliPID::kSPECIES];
5e00415f 358 track->GetIntegratedTimes(time);
359 if (iGen == iRec) {
360 hDEdxRight->Fill(pTrack.Mag(), track->GetTPCsignal());
361 if ((track->GetStatus() & AliESDtrack::kTOFpid) != 0) {
362 hResTOFRight->Fill(track->GetTOFsignal() - time[iRec]);
363 }
364 } else {
365 hDEdxWrong->Fill(pTrack.Mag(), track->GetTPCsignal());
366 if ((track->GetStatus() & AliESDtrack::kTOFpid) != 0) {
367 hResTOFWrong->Fill(track->GetTOFsignal() - time[iRec]);
368 }
369 }
370 }
371
5e00415f 372 // loop over muon tracks
f0cfab93 373 {
5e00415f 374 for (Int_t iTrack = 0; iTrack < esd->GetNumberOfMuonTracks(); iTrack++) {
f0cfab93 375 AliESDMuonTrack* muonTrack = esd->GetMuonTrack(iTrack);
376 Double_t ptInv = TMath::Abs(muonTrack->GetInverseBendingMomentum());
5e00415f 377 if (ptInv > 0.001) {
378 hPtMUON->Fill(1./ptInv);
379 }
380 }
f0cfab93 381 }
5e00415f 382
383 // loop over V0s
384 for (Int_t iV0 = 0; iV0 < esd->GetNumberOfV0s(); iV0++) {
385 AliESDv0* v0 = esd->GetV0(iV0);
d6a49f20 386 if (v0->GetOnFlyStatus()) continue;
f980f8fb 387 v0->ChangeMassHypothesis(kK0Short);
388 hMassK0->Fill(v0->GetEffMass());
389 v0->ChangeMassHypothesis(kLambda0);
390 hMassLambda->Fill(v0->GetEffMass());
391 v0->ChangeMassHypothesis(kLambda0Bar);
392 hMassLambdaBar->Fill(v0->GetEffMass());
5e00415f 393
394 Int_t negLabel = TMath::Abs(esd->GetTrack(v0->GetNindex())->GetLabel());
395 if (negLabel > stack->GetNtrack()) continue; // background
396 Int_t negMother = stack->Particle(negLabel)->GetMother(0);
397 if (negMother < 0) continue;
f980f8fb 398 Int_t posLabel = TMath::Abs(esd->GetTrack(v0->GetPindex())->GetLabel());
5e00415f 399 if (posLabel > stack->GetNtrack()) continue; // background
400 Int_t posMother = stack->Particle(posLabel)->GetMother(0);
401 if (negMother != posMother) continue;
402 TParticle* particle = stack->Particle(negMother);
403 if (!selV0s.Contains(particle)) continue;
404 selV0s.Remove(particle);
405 nRecV0s++;
406 }
407
408 // loop over Cascades
409 for (Int_t iCascade = 0; iCascade < esd->GetNumberOfCascades();
410 iCascade++) {
411 AliESDcascade* cascade = esd->GetCascade(iCascade);
f980f8fb 412 Double_t v0q;
413 cascade->ChangeMassHypothesis(v0q,kXiMinus);
414 hMassXi->Fill(cascade->GetEffMass());
415 cascade->ChangeMassHypothesis(v0q,kOmegaMinus);
416 hMassOmega->Fill(cascade->GetEffMass());
5e00415f 417
418 Int_t negLabel = TMath::Abs(esd->GetTrack(cascade->GetNindex())
419 ->GetLabel());
420 if (negLabel > stack->GetNtrack()) continue; // background
421 Int_t negMother = stack->Particle(negLabel)->GetMother(0);
422 if (negMother < 0) continue;
f980f8fb 423 Int_t posLabel = TMath::Abs(esd->GetTrack(cascade->GetPindex())
5e00415f 424 ->GetLabel());
425 if (posLabel > stack->GetNtrack()) continue; // background
426 Int_t posMother = stack->Particle(posLabel)->GetMother(0);
427 if (negMother != posMother) continue;
428 Int_t v0Mother = stack->Particle(negMother)->GetMother(0);
429 if (v0Mother < 0) continue;
430 Int_t bacLabel = TMath::Abs(esd->GetTrack(cascade->GetBindex())
431 ->GetLabel());
432 if (bacLabel > stack->GetNtrack()) continue; // background
433 Int_t bacMother = stack->Particle(bacLabel)->GetMother(0);
434 if (v0Mother != bacMother) continue;
435 TParticle* particle = stack->Particle(v0Mother);
436 if (!selCascades.Contains(particle)) continue;
437 selCascades.Remove(particle);
438 nRecCascades++;
439 }
f04585c3 440
441 // loop over the PHOS clusters
442 {
443 Int_t firstPHOSCluster = esd->GetFirstPHOSCluster();
444 Int_t lastPHOSCluster = firstPHOSCluster + esd->GetNumberOfPHOSClusters();
445 for (Int_t iCluster=firstPHOSCluster; iCluster<lastPHOSCluster; iCluster++)
cbc28ac7 446 hEPHOS->Fill(esd->GetCaloCluster(iCluster)->E());
f04585c3 447 }
448
449 // loop over the EMCAL clusters
450 {
451 Int_t firstEMCALCluster = esd->GetFirstEMCALCluster();
452 Int_t lastEMCALCluster = firstEMCALCluster + esd->GetNumberOfEMCALClusters();
453 for (Int_t iCluster=firstEMCALCluster; iCluster<lastEMCALCluster; iCluster++)
cbc28ac7 454 hEEMCAL->Fill(esd->GetCaloCluster(iCluster)->E());
f04585c3 455 }
5e00415f 456 }
457
458 // perform checks
459 if (nGen < checkNGenLow) {
460 Warning("CheckESD", "low number of generated particles: %d", Int_t(nGen));
461 }
462
463 TH1F* hEff = CreateEffHisto(hGen, hRec);
464
465 Info("CheckESD", "%d out of %d tracks reconstructed including %d "
466 "fake tracks", nRec, nGen, nFake);
467 if (nGen > 0) {
468 // efficiency
469 Double_t eff = nRec*1./nGen;
470 Double_t effError = TMath::Sqrt(eff*(1.-eff) / nGen);
471 Double_t fake = nFake*1./nGen;
472 Double_t fakeError = TMath::Sqrt(fake*(1.-fake) / nGen);
473 Info("CheckESD", "eff = (%.1f +- %.1f) %% fake = (%.1f +- %.1f) %%",
474 100.*eff, 100.*effError, 100.*fake, 100.*fakeError);
475
476 if (eff < checkEffLow - checkEffSigma*effError) {
477 Warning("CheckESD", "low efficiency: (%.1f +- %.1f) %%",
478 100.*eff, 100.*effError);
479 }
480 if (fake > checkFakeHigh + checkFakeSigma*fakeError) {
481 Warning("CheckESD", "high fake: (%.1f +- %.1f) %%",
482 100.*fake, 100.*fakeError);
483 }
484
485 // resolutions
486 Double_t res, resError;
487 if (FitHisto(hResPtInv, res, resError)) {
488 Info("CheckESD", "relative inverse pt resolution = (%.1f +- %.1f) %%",
489 res, resError);
490 if (res > checkResPtInvHigh + checkResPtInvSigma*resError) {
491 Warning("CheckESD", "bad pt resolution: (%.1f +- %.1f) %%",
492 res, resError);
493 }
494 }
495
496 if (FitHisto(hResPhi, res, resError)) {
497 Info("CheckESD", "phi resolution = (%.1f +- %.1f) mrad", res, resError);
498 if (res > checkResPhiHigh + checkResPhiSigma*resError) {
499 Warning("CheckESD", "bad phi resolution: (%.1f +- %.1f) mrad",
500 res, resError);
501 }
502 }
503
504 if (FitHisto(hResTheta, res, resError)) {
505 Info("CheckESD", "theta resolution = (%.1f +- %.1f) mrad",
506 res, resError);
507 if (res > checkResThetaHigh + checkResThetaSigma*resError) {
508 Warning("CheckESD", "bad theta resolution: (%.1f +- %.1f) mrad",
509 res, resError);
510 }
511 }
512
513 // PID
514 if (nRec > 0) {
515 Double_t eff = nIdentified*1./nRec;
516 Double_t effError = TMath::Sqrt(eff*(1.-eff) / nRec);
517 Info("CheckESD", "PID eff = (%.1f +- %.1f) %%",
518 100.*eff, 100.*effError);
519 if (eff < checkPIDEffLow - checkPIDEffSigma*effError) {
520 Warning("CheckESD", "low PID efficiency: (%.1f +- %.1f) %%",
521 100.*eff, 100.*effError);
522 }
523 }
524
525 printf("%9s:", "gen\\rec");
5fed899a 526 for (Int_t iRec = 0; iRec < AliPID::kSPECIES; iRec++) {
5e00415f 527 printf("%9s", partName[iRec]);
528 }
529 printf("\n");
5fed899a 530 for (Int_t iGen = 0; iGen < AliPID::kSPECIES+1; iGen++) {
5e00415f 531 printf("%9s:", partName[iGen]);
5fed899a 532 for (Int_t iRec = 0; iRec < AliPID::kSPECIES; iRec++) {
5e00415f 533 printf("%9d", identified[iGen][iRec]);
534 }
535 printf("\n");
536 }
537
538 if (FitHisto(hResTOFRight, res, resError)) {
539 Info("CheckESD", "TOF resolution = (%.1f +- %.1f) ps", res, resError);
540 if (res > checkResTOFHigh + checkResTOFSigma*resError) {
541 Warning("CheckESD", "bad TOF resolution: (%.1f +- %.1f) ps",
542 res, resError);
543 }
544 }
545
546 // calorimeters
547 if (hEPHOS->Integral() < checkPHOSNLow) {
548 Warning("CheckESD", "low number of PHOS particles: %d",
549 Int_t(hEPHOS->Integral()));
550 } else {
551 Double_t mean = hEPHOS->GetMean();
552 if (mean < checkPHOSEnergyLow) {
553 Warning("CheckESD", "low mean PHOS energy: %.1f GeV", mean);
554 } else if (mean > checkPHOSEnergyHigh) {
555 Warning("CheckESD", "high mean PHOS energy: %.1f GeV", mean);
556 }
557 }
558
559 if (hEEMCAL->Integral() < checkEMCALNLow) {
560 Warning("CheckESD", "low number of EMCAL particles: %d",
561 Int_t(hEEMCAL->Integral()));
562 } else {
563 Double_t mean = hEEMCAL->GetMean();
564 if (mean < checkEMCALEnergyLow) {
565 Warning("CheckESD", "low mean EMCAL energy: %.1f GeV", mean);
566 } else if (mean > checkEMCALEnergyHigh) {
567 Warning("CheckESD", "high mean EMCAL energy: %.1f GeV", mean);
568 }
569 }
570
571 // muons
572 if (hPtMUON->Integral() < checkMUONNLow) {
573 Warning("CheckESD", "low number of MUON particles: %d",
574 Int_t(hPtMUON->Integral()));
575 } else {
576 Double_t mean = hPtMUON->GetMean();
577 if (mean < checkMUONPtLow) {
578 Warning("CheckESD", "low mean MUON pt: %.1f GeV/c", mean);
579 } else if (mean > checkMUONPtHigh) {
580 Warning("CheckESD", "high mean MUON pt: %.1f GeV/c", mean);
581 }
582 }
583
584 // V0s
585 if (nGenV0s > 0) {
586 Double_t eff = nRecV0s*1./nGenV0s;
587 Double_t effError = TMath::Sqrt(eff*(1.-eff) / nGenV0s);
588 if (effError == 0) effError = checkV0EffLow / TMath::Sqrt(1.*nGenV0s);
589 Info("CheckESD", "V0 eff = (%.1f +- %.1f) %%",
590 100.*eff, 100.*effError);
591 if (eff < checkV0EffLow - checkV0EffSigma*effError) {
592 Warning("CheckESD", "low V0 efficiency: (%.1f +- %.1f) %%",
593 100.*eff, 100.*effError);
594 }
595 }
596
597 // Cascades
598 if (nGenCascades > 0) {
599 Double_t eff = nRecCascades*1./nGenCascades;
600 Double_t effError = TMath::Sqrt(eff*(1.-eff) / nGenCascades);
601 if (effError == 0) effError = checkV0EffLow /
602 TMath::Sqrt(1.*nGenCascades);
603 Info("CheckESD", "Cascade eff = (%.1f +- %.1f) %%",
604 100.*eff, 100.*effError);
605 if (eff < checkCascadeEffLow - checkCascadeEffSigma*effError) {
606 Warning("CheckESD", "low Cascade efficiency: (%.1f +- %.1f) %%",
607 100.*eff, 100.*effError);
608 }
609 }
610 }
611
612 // draw the histograms if not in batch mode
613 if (!gROOT->IsBatch()) {
614 new TCanvas;
615 hEff->DrawCopy();
616 new TCanvas;
617 hResPtInv->DrawCopy("E");
618 new TCanvas;
619 hResPhi->DrawCopy("E");
620 new TCanvas;
621 hResTheta->DrawCopy("E");
622 new TCanvas;
623 hDEdxRight->DrawCopy();
624 hDEdxWrong->DrawCopy("SAME");
625 new TCanvas;
626 hResTOFRight->DrawCopy("E");
627 hResTOFWrong->DrawCopy("SAME");
628 new TCanvas;
629 hEPHOS->DrawCopy("E");
630 new TCanvas;
631 hEEMCAL->DrawCopy("E");
632 new TCanvas;
633 hPtMUON->DrawCopy("E");
634 new TCanvas;
635 hMassK0->DrawCopy("E");
636 new TCanvas;
637 hMassLambda->DrawCopy("E");
638 new TCanvas;
639 hMassLambdaBar->DrawCopy("E");
640 new TCanvas;
641 hMassXi->DrawCopy("E");
642 new TCanvas;
643 hMassOmega->DrawCopy("E");
644 }
645
646 // write the output histograms to a file
647 TFile* outputFile = TFile::Open("check.root", "recreate");
648 if (!outputFile || !outputFile->IsOpen()) {
649 Error("CheckESD", "opening output file check.root failed");
650 return kFALSE;
651 }
652 hEff->Write();
653 hResPtInv->Write();
654 hResPhi->Write();
655 hResTheta->Write();
656 hDEdxRight->Write();
657 hDEdxWrong->Write();
658 hResTOFRight->Write();
659 hResTOFWrong->Write();
660 hEPHOS->Write();
661 hEEMCAL->Write();
662 hPtMUON->Write();
663 hMassK0->Write();
664 hMassLambda->Write();
665 hMassLambdaBar->Write();
666 hMassXi->Write();
667 hMassOmega->Write();
668 outputFile->Close();
669 delete outputFile;
670
671 // clean up
672 delete hGen;
673 delete hRec;
674 delete hEff;
675 delete hResPtInv;
676 delete hResPhi;
677 delete hResTheta;
678 delete hDEdxRight;
679 delete hDEdxWrong;
680 delete hResTOFRight;
681 delete hResTOFWrong;
682 delete hEPHOS;
683 delete hEEMCAL;
684 delete hPtMUON;
685 delete hMassK0;
686 delete hMassLambda;
687 delete hMassLambdaBar;
688 delete hMassXi;
689 delete hMassOmega;
690
8b462fd8 691 delete esd;
5e00415f 692 esdFile->Close();
693 delete esdFile;
694
695 runLoader->UnloadHeader();
696 runLoader->UnloadKinematics();
697 delete runLoader;
698
699 // result of check
700 Info("CheckESD", "check of ESD was successfull");
701 return kTRUE;
702}