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3a72645a | 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 | // | |
16 | // Class AliHFEtrdPIDqaV1 | |
17 | // Monitoring TRD PID in the HFE PID montioring framework. The following | |
18 | // quantities are monitored: | |
19 | // TRD electron likelihood | |
20 | // TRD dE/dx (Absolute values) | |
21 | // TPC dE/dx (Number of sigmas, control histogram) | |
22 | // (Always as function of momentum, particle species and centrality | |
23 | // before and after cut) | |
24 | // More information about the PID monitoring framework can be found in | |
25 | // AliHFEpidQAmanager.cxx and AliHFEdetPIDqa.cxx | |
26 | // | |
27 | // Author: | |
28 | // Markus Fasel <M.Fasel@gsi.de> | |
29 | // | |
30 | ||
31 | #include <TAxis.h> | |
e3ae862b | 32 | #include <TBrowser.h> |
3a72645a | 33 | #include <TH2.h> |
34 | #include <THnSparse.h> | |
35 | #include <TString.h> | |
36 | ||
e3ae862b | 37 | #include "AliESDtrack.h" |
6555e2ad | 38 | #include "AliLog.h" |
3a72645a | 39 | #include "AliPID.h" |
8c1c76e9 | 40 | #include "AliPIDResponse.h" |
3a72645a | 41 | |
42 | #include "AliHFEcollection.h" | |
43 | #include "AliHFEpidBase.h" | |
6555e2ad | 44 | #include "AliHFEpidQAmanager.h" |
45 | #include "AliHFEpidTPC.h" | |
46 | #include "AliHFEpidTRD.h" | |
3a72645a | 47 | #include "AliHFEtrdPIDqaV1.h" |
48 | ||
49 | ClassImp(AliHFEtrdPIDqaV1) | |
50 | ||
51 | //____________________________________________________________ | |
52 | AliHFEtrdPIDqaV1::AliHFEtrdPIDqaV1(): | |
53 | AliHFEdetPIDqa(), | |
54 | fHistos(NULL) | |
55 | { | |
56 | // | |
57 | // Dummy constructor | |
58 | // | |
59 | } | |
60 | ||
61 | //____________________________________________________________ | |
62 | AliHFEtrdPIDqaV1::AliHFEtrdPIDqaV1(const Char_t *name): | |
63 | AliHFEdetPIDqa(name, "QA for TRD"), | |
64 | fHistos(NULL) | |
65 | { | |
66 | // | |
67 | // Default constructor | |
68 | // | |
69 | } | |
70 | ||
71 | //____________________________________________________________ | |
72 | AliHFEtrdPIDqaV1::AliHFEtrdPIDqaV1(const AliHFEtrdPIDqaV1 &o): | |
73 | AliHFEdetPIDqa(o), | |
74 | fHistos(NULL) | |
75 | { | |
76 | // | |
77 | // Copy constructor | |
78 | // | |
79 | } | |
80 | ||
81 | //____________________________________________________________ | |
82 | AliHFEtrdPIDqaV1 &AliHFEtrdPIDqaV1::operator=(const AliHFEtrdPIDqaV1 &o){ | |
83 | // | |
84 | // Make assignment | |
85 | // | |
86 | AliHFEdetPIDqa::operator=(o); | |
87 | fHistos = o.fHistos; | |
88 | ||
89 | return *this; | |
90 | } | |
91 | ||
92 | //_________________________________________________________ | |
93 | Long64_t AliHFEtrdPIDqaV1::Merge(TCollection *coll){ | |
94 | // | |
95 | // Merge with other objects | |
96 | // | |
97 | if(!coll) return 0; | |
98 | if(coll->IsEmpty()) return 1; | |
99 | ||
100 | TIter it(coll); | |
101 | AliHFEtrdPIDqaV1 *refQA = NULL; | |
102 | TObject *o = NULL; | |
103 | Long64_t count = 0; | |
104 | TList listHistos; | |
105 | while((o = it())){ | |
106 | refQA = dynamic_cast<AliHFEtrdPIDqaV1 *>(o); | |
107 | if(!refQA) continue; | |
108 | ||
109 | listHistos.Add(refQA->fHistos); | |
110 | count++; | |
111 | } | |
112 | fHistos->Merge(&listHistos); | |
113 | return count + 1; | |
114 | } | |
115 | ||
e3ae862b | 116 | //_________________________________________________________ |
117 | void AliHFEtrdPIDqaV1::Browse(TBrowser *b){ | |
118 | // | |
119 | // Browse the PID QA | |
120 | // | |
121 | if(b){ | |
122 | if(fHistos){ | |
123 | b->Add(fHistos, fHistos->GetName()); | |
124 | ||
125 | // Make Projections of the dE/dx Spectra and add them to a new Folder | |
126 | TString specnames[4] = {"All", "Electrons", "Pions", "Protons"}; | |
127 | Int_t specind[4] = {-1, AliPID::kElectron, AliPID::kPion, AliPID::kProton}; | |
128 | TList *listTM = new TList; | |
129 | listTM->SetOwner(); | |
130 | TList *listLike = new TList; | |
131 | listLike->SetOwner(); | |
132 | TList *listCharge = new TList; | |
133 | listCharge->SetOwner(); | |
134 | TList *listTPCnsigma = new TList; | |
135 | listTPCnsigma->SetOwner(); | |
136 | ||
137 | TH2 *hptr = NULL; | |
e156c3bb | 138 | TList *lctm, *lclike, *lccharge, *lcTPCsig; |
139 | for(Int_t icent = -1; icent < 11; icent++){ | |
140 | lctm = new TList; | |
141 | lctm->SetName(icent < 0 ? "MinBias" : Form("Centrality%d", icent)); | |
142 | lctm->SetOwner(); | |
143 | listTM->Add(lctm); | |
144 | lclike = new TList; | |
145 | lclike->SetName(icent < 0 ? "MinBias" : Form("Centrality%d", icent)); | |
146 | lclike->SetOwner(); | |
147 | listLike->Add(lclike); | |
148 | lccharge = new TList; | |
149 | lccharge->SetName(icent < 0 ? "MinBias" : Form("Centrality%d", icent)); | |
150 | lccharge->SetOwner(); | |
151 | listCharge->Add(lccharge); | |
152 | lcTPCsig = new TList; | |
153 | lcTPCsig->SetName(icent < 0 ? "MinBias" : Form("Centrality%d", icent)); | |
154 | lcTPCsig->SetOwner(); | |
155 | listTPCnsigma->Add(lcTPCsig); | |
156 | for(Int_t ispec = 0; ispec < 4; ispec++){ | |
157 | for(Int_t istep = 0; istep < 2; istep++){ | |
158 | hptr = MakeTRDspectrumTM(static_cast<AliHFEdetPIDqa::EStep_t>(istep), specind[ispec], icent); | |
159 | if(hptr){ | |
160 | hptr->SetName(Form("hTRDtm%s%s", specnames[ispec].Data(), istep == 0 ? "Before" : "After")); | |
161 | lctm->Add(hptr); | |
162 | } | |
163 | hptr = MakeTRDlikelihoodDistribution(static_cast<AliHFEdetPIDqa::EStep_t>(istep), specind[ispec], icent); | |
164 | hptr->SetName(Form("hTRDlike%s%s", specnames[ispec].Data(), istep == 0 ? "Before" : "After")); | |
165 | lclike->Add(hptr); | |
166 | hptr = MakeTRDchargeDistribution(static_cast<AliHFEdetPIDqa::EStep_t>(istep), specind[ispec], icent); | |
167 | hptr->SetName(Form("hTRDcharge%s%s", specnames[ispec].Data(), istep == 0 ? "Before" : "After")); | |
168 | lccharge->Add(hptr); | |
169 | hptr = MakeTPCspectrumNsigma(static_cast<AliHFEdetPIDqa::EStep_t>(istep), specind[ispec], icent); | |
170 | hptr->SetName(Form("hTPCspectrum%s%s", specnames[ispec].Data(), istep == 0 ? "Before" : "After")); | |
171 | lcTPCsig->Add(hptr); | |
ccc37cdc | 172 | } |
e3ae862b | 173 | } |
174 | } | |
e156c3bb | 175 | |
e3ae862b | 176 | b->Add(listTM, "Projections Truncated Mean"); |
177 | b->Add(listLike, "Projections Likelihood distribution"); | |
178 | b->Add(listCharge, "Projections Tracklet Charge"); | |
179 | b->Add(listTPCnsigma, "Projections TPC spectra"); | |
180 | } | |
181 | } | |
182 | } | |
183 | ||
3a72645a | 184 | //____________________________________________________________ |
185 | void AliHFEtrdPIDqaV1::Initialize(){ | |
186 | // | |
187 | // Initialize QA histos for TRD PID | |
188 | // | |
189 | ||
190 | AliDebug(1, "Initializing PID QA for TRD"); | |
191 | // Make common binning | |
192 | const Int_t kPIDbins = AliPID::kSPECIES + 1; | |
3a72645a | 193 | const Int_t kSteps = 2; |
194 | const Double_t kMinPID = -1; | |
195 | const Double_t kMinP = 0.; | |
196 | const Double_t kMaxPID = (Double_t)AliPID::kSPECIES; | |
197 | const Double_t kMaxP = 20.; | |
f9f097c0 | 198 | const Int_t kCentralityBins = 11; |
3a72645a | 199 | |
8c1c76e9 | 200 | // Define number of bins |
201 | Int_t kPbins = fQAmanager->HasHighResolutionHistos() ? 1000 : 100; | |
3e03bd67 | 202 | Int_t tpcSigmaBins = fQAmanager->HasHighResolutionHistos() ? 1400 : 140; |
203 | Int_t trdLikelihoodBins = fQAmanager->HasHighResolutionHistos() ? 200 : 100; | |
204 | ||
3a72645a | 205 | fHistos = new AliHFEcollection("trdqahistos", "Collection of TRD QA histograms"); |
206 | ||
207 | // Create Control Histogram monitoring the TPC sigma between the selection steps | |
f9f097c0 | 208 | Int_t nBinsTPCSigma[5] = {kPIDbins, kPbins, tpcSigmaBins, kSteps, kCentralityBins}; |
209 | Double_t minTPCSigma[5] = {kMinPID, kMinP, -12., 0., 0.}; | |
210 | Double_t maxTPCSigma[5] = {kMaxPID, kMaxP, 12., 2., 11.}; | |
e156c3bb | 211 | fHistos->CreateTHnSparse("hTPCsigma", "TPC sigma; species p [GeV/c]; TPC dEdx - <dE/dx>|_{el} [#sigma]; selection step", 5, nBinsTPCSigma, minTPCSigma, maxTPCSigma); |
bf892a6a | 212 | fHistos->Sumw2("hTPCsigma"); |
3a72645a | 213 | // Create Monitoring histogram for the Likelihood distribution |
f9f097c0 | 214 | Int_t nBinsTRDlike[5] = {kPIDbins, kPbins, trdLikelihoodBins, kSteps, kCentralityBins}; |
215 | Double_t minTRDlike[5] = {kMinPID, kMinP, 0., 0., 0.}; | |
216 | Double_t maxTRDlike[5] = {kMaxPID, kMaxP, 1., 2., 11.}; | |
e156c3bb | 217 | fHistos->CreateTHnSparse("hTRDlikelihood", "TRD Likelihood Distribution; species; p [GeV/c]; TRD electron Likelihood; selection step", 5, nBinsTRDlike, minTRDlike, maxTRDlike); |
bf892a6a | 218 | fHistos->Sumw2("hTRDlikelihood"); |
3a72645a | 219 | // Create Monitoring histogram for the TRD total charge |
220 | const Int_t kTRDchargeBins = 1000; | |
f9f097c0 | 221 | Int_t nBinsTRDcharge[5] = {kPIDbins, kPbins, kTRDchargeBins, kSteps, kCentralityBins}; |
222 | Double_t minTRDcharge[5] = {kMinPID, kMinP, 0., 0., 0.}; | |
223 | Double_t maxTRDcharge[5] = {kMaxPID, kMaxP, 100000., 2., 11.}; | |
e156c3bb | 224 | fHistos->CreateTHnSparse("hTRDcharge", "Total TRD charge; species; p [GeV/c]; TRD charge [a.u.]; selection step", 5, nBinsTRDcharge, minTRDcharge, maxTRDcharge); |
bf892a6a | 225 | fHistos->Sumw2("hTRDcharge"); |
e3ae862b | 226 | // Monitoring of the TRD truncated mean according to version 1 |
227 | const Int_t kTRDtmBins = 1000; | |
f9f097c0 | 228 | Int_t nBinsTRDtm[5] = {kPIDbins, kPbins, kTRDtmBins, kSteps, kCentralityBins}; |
229 | Double_t minTRDtm[5] = {kMinPID, kMinP, 0., 0., 0.}; | |
230 | Double_t maxTRDtm[5] = {kMaxPID, kMaxP, 20000., 2., 11.}; | |
e156c3bb | 231 | fHistos->CreateTHnSparse("hTRDtruncatedMean", "TRD truncated Mean; species; p [GeV/c]; TRD signal [a.u.]; selection step", 5, nBinsTRDtm, minTRDtm, maxTRDtm); |
ccc37cdc | 232 | fHistos->Sumw2("hTRDtruncatedMean"); |
3a72645a | 233 | } |
234 | ||
235 | //____________________________________________________________ | |
6555e2ad | 236 | void AliHFEtrdPIDqaV1::ProcessTrack(const AliHFEpidObject *track, AliHFEdetPIDqa::EStep_t step){ |
3a72645a | 237 | // |
238 | // Process the track, fill the containers | |
239 | // | |
240 | AliDebug(1, Form("QA started for TRD PID for step %d", (Int_t)step)); | |
241 | Int_t species = track->GetAbInitioPID(); | |
e3ae862b | 242 | if(species >= AliPID::kSPECIES) species = -1; |
6555e2ad | 243 | AliHFEpidObject::AnalysisType_t anatype = track->IsESDanalysis() ? AliHFEpidObject::kESDanalysis : AliHFEpidObject::kAODanalysis; |
3a72645a | 244 | |
6555e2ad | 245 | AliHFEpidTRD *trdpid = dynamic_cast<AliHFEpidTRD *>(fQAmanager->GetDetectorPID(AliHFEpid::kTRDpid)); |
8c1c76e9 | 246 | const AliPIDResponse *pidResponse = trdpid ? trdpid->GetPIDResponse() : NULL; |
6555e2ad | 247 | |
f9f097c0 | 248 | Double_t container[5]; |
3a72645a | 249 | container[0] = species; |
bf892a6a | 250 | container[1] = trdpid ? trdpid->GetP(track->GetRecTrack(), anatype) : 0.; |
8c1c76e9 | 251 | container[2] = pidResponse ? pidResponse->NumberOfSigmasTPC(track->GetRecTrack(), AliPID::kElectron) : 0.; |
3a72645a | 252 | container[3] = step; |
f9f097c0 | 253 | container[4] = track->GetCentrality(); |
3a72645a | 254 | fHistos->Fill("hTPCsigma", container); |
255 | ||
8c1c76e9 | 256 | container[2] = trdpid ? trdpid->GetElectronLikelihood(static_cast<const AliVTrack*>(track->GetRecTrack()), anatype) : 0; |
3a72645a | 257 | fHistos->Fill("hTRDlikelihood", container); |
258 | ||
e3ae862b | 259 | if(track->IsESDanalysis()){ |
63bffcf1 | 260 | const AliESDtrack *esdtrack = dynamic_cast<const AliESDtrack *>(track->GetRecTrack()); |
261 | if(esdtrack){ | |
262 | container[2] = trdpid ? trdpid->GetTRDSignalV1(esdtrack) : 0; | |
263 | fHistos->Fill("hTRDtruncatedMean", container); | |
264 | } | |
e3ae862b | 265 | } |
6555e2ad | 266 | for(UInt_t ily = 0; ily < 6; ily++){ |
f9f097c0 | 267 | container[2] = trdpid ? trdpid->GetChargeLayer(track->GetRecTrack(), ily, anatype) : 0; |
e156c3bb | 268 | if(container[2] < 1e-3) continue; // Filter out 0 entries |
3a72645a | 269 | fHistos->Fill("hTRDcharge", container); |
270 | } | |
3a72645a | 271 | } |
272 | ||
273 | //_________________________________________________________ | |
e156c3bb | 274 | TH2 *AliHFEtrdPIDqaV1::MakeTPCspectrumNsigma(AliHFEdetPIDqa::EStep_t step, Int_t species, Int_t centralityClass){ |
3a72645a | 275 | // |
276 | // Get the TPC control histogram for the TRD selection step (either before or after PID) | |
277 | // | |
3a72645a | 278 | THnSparseF *histo = dynamic_cast<THnSparseF *>(fHistos->Get("hTPCsigma")); |
279 | if(!histo){ | |
280 | AliError("QA histogram monitoring TPC nSigma not available"); | |
281 | return NULL; | |
282 | } | |
283 | if(species > -1 && species < AliPID::kSPECIES){ | |
284 | // cut on species (if available) | |
285 | histo->GetAxis(0)->SetRange(species + 2, species + 2); // undef + underflow | |
286 | } | |
e156c3bb | 287 | TString centname, centtitle; |
288 | Bool_t hasCentralityInfo = kTRUE; | |
289 | if(centralityClass > -1){ | |
290 | if(histo->GetNdimensions() < 5){ | |
291 | AliError("Centrality Information not available"); | |
292 | centname = centtitle = "MinBias"; | |
293 | hasCentralityInfo = kFALSE; | |
294 | } else { | |
295 | // Project centrality classes | |
296 | // -1 is Min. Bias | |
297 | histo->GetAxis(4)->SetRange(centralityClass+1, centralityClass+1); | |
298 | centname = Form("Cent%d", centralityClass); | |
299 | centtitle = Form("Centrality %d", centralityClass); | |
300 | } | |
301 | } else { | |
302 | histo->GetAxis(4)->SetRange(1, histo->GetAxis(4)->GetNbins()-1); | |
303 | centname = centtitle = "MinBias"; | |
304 | hasCentralityInfo = kTRUE; | |
305 | } | |
6555e2ad | 306 | histo->GetAxis(3)->SetRange(step + 1, step + 1); |
3a72645a | 307 | |
308 | TH2 *hSpec = histo->Projection(2, 1); | |
309 | // construct title and name | |
6555e2ad | 310 | TString stepname = step == AliHFEdetPIDqa::kBeforePID ? "before" : "after"; |
3a72645a | 311 | TString speciesname = species > -1 && species < AliPID::kSPECIES ? AliPID::ParticleName(species) : "all Particles"; |
312 | TString specID = species > -1 && species < AliPID::kSPECIES ? AliPID::ParticleName(species) : "unid"; | |
e156c3bb | 313 | TString histname = Form("hSigmaTPC%s%s%s", specID.Data(), stepname.Data(), centname.Data()); |
314 | TString histtitle = Form("TPC Sigma for %s %s PID %s", speciesname.Data(), stepname.Data(), centtitle.Data()); | |
3a72645a | 315 | hSpec->SetName(histname.Data()); |
316 | hSpec->SetTitle(histtitle.Data()); | |
317 | ||
318 | // Unset range on the original histogram | |
e3ae862b | 319 | histo->GetAxis(0)->SetRange(0, histo->GetAxis(0)->GetNbins()); |
e156c3bb | 320 | histo->GetAxis(3)->SetRange(0, histo->GetAxis(3)->GetNbins()); |
321 | if(hasCentralityInfo)histo->GetAxis(4)->SetRange(0, histo->GetAxis(4)->GetNbins()); | |
e3ae862b | 322 | return hSpec; |
323 | } | |
324 | ||
325 | //_________________________________________________________ | |
e156c3bb | 326 | TH2 *AliHFEtrdPIDqaV1::MakeTRDspectrumTM(AliHFEdetPIDqa::EStep_t step, Int_t species, Int_t centralityClass){ |
e3ae862b | 327 | // |
328 | // Get the TPC control histogram for the TRD selection step (either before or after PID) | |
329 | // | |
330 | THnSparseF *histo = dynamic_cast<THnSparseF *>(fHistos->Get("hTRDtruncatedMean")); | |
331 | if(!histo){ | |
332 | AliError("QA histogram monitoring TPC nSigma not available"); | |
333 | return NULL; | |
334 | } | |
335 | if(species > -1 && species < AliPID::kSPECIES){ | |
336 | // cut on species (if available) | |
337 | histo->GetAxis(0)->SetRange(species + 2, species + 2); // undef + underflow | |
338 | } | |
e156c3bb | 339 | TString centname, centtitle; |
340 | Bool_t hasCentralityInfo = kTRUE; | |
341 | if(centralityClass > -1){ | |
342 | if(histo->GetNdimensions() < 5){ | |
343 | AliError("Centrality Information not available"); | |
344 | centname = centtitle = "MinBias"; | |
345 | hasCentralityInfo= kFALSE; | |
346 | } else { | |
347 | // Project centrality classes | |
348 | // -1 is Min. Bias | |
349 | histo->GetAxis(4)->SetRange(centralityClass+1, centralityClass+1); | |
350 | centname = Form("Cent%d", centralityClass); | |
351 | centtitle = Form("Centrality %d", centralityClass); | |
352 | } | |
353 | } else { | |
354 | histo->GetAxis(4)->SetRange(1, histo->GetAxis(4)->GetNbins()-1); | |
355 | centname = centtitle = "MinBias"; | |
356 | hasCentralityInfo= kFALSE; | |
357 | } | |
e3ae862b | 358 | histo->GetAxis(3)->SetRange(step + 1, step + 1); |
359 | ||
360 | TH2 *hSpec = histo->Projection(2, 1); | |
361 | // construct title and name | |
362 | TString stepname = step == AliHFEdetPIDqa::kBeforePID ? "before" : "after"; | |
363 | TString speciesname = species > -1 && species < AliPID::kSPECIES ? AliPID::ParticleName(species) : "all Particles"; | |
364 | TString specID = species > -1 && species < AliPID::kSPECIES ? AliPID::ParticleName(species) : "unid"; | |
e156c3bb | 365 | TString histname = Form("hTMTRD%s%s%s", specID.Data(), stepname.Data(), centname.Data()); |
366 | TString histtitle = Form("TRD Truncated Mean for %s %s PID %s", speciesname.Data(), stepname.Data(), centtitle.Data()); | |
e3ae862b | 367 | hSpec->SetName(histname.Data()); |
368 | hSpec->SetTitle(histtitle.Data()); | |
369 | ||
370 | // Unset range on the original histogram | |
3a72645a | 371 | histo->GetAxis(0)->SetRange(0, histo->GetAxis(0)->GetNbins()); |
372 | histo->GetAxis(2)->SetRange(0, histo->GetAxis(2)->GetNbins()); | |
e156c3bb | 373 | if(hasCentralityInfo)histo->GetAxis(4)->SetRange(0, histo->GetAxis(4)->GetNbins()); |
3a72645a | 374 | return hSpec; |
375 | } | |
376 | ||
377 | //_________________________________________________________ | |
e156c3bb | 378 | TH2 *AliHFEtrdPIDqaV1::MakeTRDlikelihoodDistribution(AliHFEdetPIDqa::EStep_t step, Int_t species, Int_t centralityClass){ |
3a72645a | 379 | // |
380 | // Make Histogram for TRD Likelihood distribution | |
381 | // | |
382 | THnSparseF *histo = dynamic_cast<THnSparseF *>(fHistos->Get("hTRDlikelihood")); | |
383 | if(!histo){ | |
384 | AliError("QA histogram monitoring TRD Electron Likelihood not available"); | |
385 | return NULL; | |
386 | } | |
387 | if(species > -1 && species < AliPID::kSPECIES){ | |
388 | // cut on species (if available) | |
389 | histo->GetAxis(0)->SetRange(species + 2, species + 2); // undef + underflow | |
390 | } | |
e156c3bb | 391 | TString centname, centtitle; |
392 | Bool_t hasCentralityInfo = kTRUE; | |
393 | if(centralityClass > -1){ | |
394 | if(histo->GetNdimensions() < 5){ | |
395 | AliError("Centrality Information not available"); | |
396 | centname = centtitle = "MinBias"; | |
397 | hasCentralityInfo= kFALSE; | |
398 | } else { | |
399 | // Project centrality classes | |
400 | // -1 is Min. Bias | |
401 | histo->GetAxis(4)->SetRange(centralityClass+1, centralityClass+1); | |
402 | centname = Form("Cent%d", centralityClass); | |
403 | centtitle = Form("Centrality %d", centralityClass); | |
404 | } | |
405 | } else { | |
406 | histo->GetAxis(4)->SetRange(1, histo->GetAxis(4)->GetNbins()-1); | |
407 | centname = centtitle = "MinBias"; | |
408 | hasCentralityInfo= kTRUE; | |
409 | } | |
c2690925 | 410 | histo->GetAxis(3)->SetRange(step + 1, step + 1); |
3a72645a | 411 | |
412 | TH2 *hSpec = histo->Projection(2, 1); | |
413 | // construct title and name | |
6555e2ad | 414 | TString stepname = step == AliHFEdetPIDqa::kBeforePID ? "before" : "after"; |
3a72645a | 415 | TString speciesname = species > -1 && species < AliPID::kSPECIES ? AliPID::ParticleName(species) : "all Particles"; |
416 | TString specID = species > -1 && species < AliPID::kSPECIES ? AliPID::ParticleName(species) : "unid"; | |
e156c3bb | 417 | TString histname = Form("hLikeElTRD%s%s%s", specID.Data(), stepname.Data(),centname.Data()); |
418 | TString histtitle = Form("TRD electron Likelihood for %s %s PID %s", speciesname.Data(), stepname.Data(),centtitle.Data()); | |
3a72645a | 419 | hSpec->SetName(histname.Data()); |
420 | hSpec->SetTitle(histtitle.Data()); | |
421 | ||
422 | // Unset range on the original histogram | |
423 | histo->GetAxis(0)->SetRange(0, histo->GetAxis(0)->GetNbins()); | |
424 | histo->GetAxis(2)->SetRange(0, histo->GetAxis(2)->GetNbins()); | |
e156c3bb | 425 | if(hasCentralityInfo)histo->GetAxis(4)->SetRange(0, histo->GetAxis(4)->GetNbins()); |
3a72645a | 426 | return hSpec; |
427 | } | |
428 | ||
429 | //_________________________________________________________ | |
e156c3bb | 430 | TH2 *AliHFEtrdPIDqaV1::MakeTRDchargeDistribution(AliHFEdetPIDqa::EStep_t step, Int_t species, Int_t centralityClass){ |
3a72645a | 431 | // |
432 | // Make Histogram for TRD Likelihood distribution | |
433 | // | |
434 | THnSparseF *histo = dynamic_cast<THnSparseF *>(fHistos->Get("hTRDcharge")); | |
435 | if(!histo){ | |
436 | AliError("QA histogram monitoring TRD total charge not available"); | |
437 | return NULL; | |
438 | } | |
439 | if(species > -1 && species < AliPID::kSPECIES){ | |
440 | // cut on species (if available) | |
441 | histo->GetAxis(0)->SetRange(species + 2, species + 2); // undef + underflow | |
442 | } | |
e156c3bb | 443 | TString centname, centtitle; |
444 | Bool_t hasCentralityInfo = kTRUE; | |
445 | if(centralityClass > -1){ | |
446 | if(histo->GetNdimensions() < 5){ | |
447 | AliError("Centrality Information not available"); | |
448 | centname = centtitle = "MinBias"; | |
449 | hasCentralityInfo= kFALSE; | |
450 | } else { | |
451 | // Project centrality classes | |
452 | // -1 is Min. Bias | |
453 | histo->GetAxis(4)->SetRange(centralityClass+1, centralityClass+1); | |
454 | centname = Form("Cent%d", centralityClass); | |
455 | centtitle = Form("Centrality %d", centralityClass); | |
456 | } | |
457 | } else { | |
458 | histo->GetAxis(4)->SetRange(1, histo->GetAxis(4)->GetNbins()-1); | |
459 | centname = centtitle = "MinBias"; | |
460 | hasCentralityInfo= kTRUE; | |
461 | } | |
6555e2ad | 462 | histo->GetAxis(3)->SetRange(step + 1, step + 1); |
3a72645a | 463 | |
464 | TH2 *hSpec = histo->Projection(2, 1); | |
465 | // construct title and name | |
6555e2ad | 466 | TString stepname = step == AliHFEdetPIDqa::kBeforePID ? "before" : "after"; |
3a72645a | 467 | TString speciesname = species > -1 && species < AliPID::kSPECIES ? AliPID::ParticleName(species) : "all Particles"; |
468 | TString specID = species > -1 && species < AliPID::kSPECIES ? AliPID::ParticleName(species) : "unid"; | |
e156c3bb | 469 | TString histname = Form("hChargeTRD%s%s%s", specID.Data(), stepname.Data(), centname.Data()); |
470 | TString histtitle = Form("TRD total charge for %s %s PID %s", speciesname.Data(), stepname.Data(), centtitle.Data()); | |
3a72645a | 471 | hSpec->SetName(histname.Data()); |
472 | hSpec->SetTitle(histtitle.Data()); | |
473 | ||
474 | // Unset range on the original histogram | |
475 | histo->GetAxis(0)->SetRange(0, histo->GetAxis(0)->GetNbins()); | |
476 | histo->GetAxis(2)->SetRange(0, histo->GetAxis(2)->GetNbins()); | |
e156c3bb | 477 | if(hasCentralityInfo)histo->GetAxis(4)->SetRange(0, histo->GetAxis(4)->GetNbins()); |
3a72645a | 478 | return hSpec; |
479 | } | |
480 |