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