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3ab35fc5 | 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 | ||
17 | /////////////////////////////////////////////////////////////////////////////// | |
18 | // // | |
19 | // Base class for the calibration components using | |
20 | // as input TPCseeds and ESDs | |
21 | // Event loop outside of the component | |
22 | // | |
23 | // | |
ae28e92e | 24 | // Base functionality to be implemeneted by component |
25 | /* | |
26 | //In some cases only one of this function to be implemented | |
27 | virtual void Process(AliESDEvent *event) | |
28 | virtual void Process(AliTPCseed *track) | |
29 | // | |
30 | virtual Long64_t Merge(TCollection *li); | |
31 | virtual void Analyze() | |
32 | void Terminate(); | |
33 | */ | |
34 | // Functionality provided by base class for Algorith debuging: | |
35 | // TTreeSRedirector * cstream = GetDebugStreamer() - get debug streamer which can be use for numerical debugging | |
36 | // | |
37 | ||
38 | ||
39 | ||
40 | // marian.ivanov@cern.ch | |
3ab35fc5 | 41 | // |
42 | #include "AliTPCcalibBase.h" | |
f7f33dec | 43 | #include "TSystem.h" |
44 | #include "TFile.h" | |
ae28e92e | 45 | #include "TTreeStream.h" |
47328338 | 46 | #include "TTimeStamp.h" |
52a5850f | 47 | #include "TGraph.h" |
48 | #include "TGraphErrors.h" | |
49 | #include "TF1.h" | |
3226e48f | 50 | #include "TH1.h" |
51 | #include "THnSparse.h" | |
52a5850f | 52 | #include "TH1D.h" |
53 | #include "TH2D.h" | |
3226e48f | 54 | #include "TAxis.h" |
dcf559ff | 55 | #include "AliRecoParam.h" |
52a5850f | 56 | |
57 | ||
58 | #include "AliLog.h" | |
108953e9 | 59 | #include "AliESDEvent.h" |
f7f33dec | 60 | |
3ab35fc5 | 61 | |
62 | ClassImp(AliTPCcalibBase) | |
63 | ||
ae28e92e | 64 | AliTPCcalibBase::AliTPCcalibBase(): |
65 | TNamed(), | |
66 | fDebugStreamer(0), | |
108953e9 | 67 | fStreamLevel(0), |
68 | fRun(0), //! current Run number | |
69 | fEvent(0), //! current Event number | |
70 | fTime(0), //! current Time | |
71 | fTrigger(0), //! current trigger type | |
72 | fMagF(0), //! current magnetic field | |
c51653e8 | 73 | fTriggerMaskReject(-1), //trigger mask - reject trigger |
74 | fTriggerMaskAccept(-1), //trigger mask - accept trigger | |
2d22fa36 | 75 | fHasLaser(kFALSE), //flag the laser is overlayed with given event |
76 | fRejectLaser(kTRUE), //flag- reject laser | |
15e48021 | 77 | fTriggerClass(), |
b842d904 | 78 | fCurrentEvent(0), //! current event |
79 | fCurrentTrack(0), //! current esd track | |
4486a91f | 80 | fCurrentFriendTrack(0), //! current esd track |
b842d904 | 81 | fCurrentSeed(0), //! current seed |
ae28e92e | 82 | fDebugLevel(0) |
3ab35fc5 | 83 | { |
84 | // | |
85 | // Constructor | |
86 | // | |
87 | } | |
88 | ||
8cf12c96 | 89 | AliTPCcalibBase::AliTPCcalibBase(const char * name, const char * title): |
90 | TNamed(name,title), | |
91 | fDebugStreamer(0), | |
92 | fStreamLevel(0), | |
93 | fRun(0), //! current Run number | |
94 | fEvent(0), //! current Event number | |
95 | fTime(0), //! current Time | |
96 | fTrigger(0), //! current trigger type | |
97 | fMagF(0), //! current magnetic field | |
98 | fTriggerMaskReject(-1), //trigger mask - reject trigger | |
99 | fTriggerMaskAccept(-1), //trigger mask - accept trigger | |
100 | fHasLaser(kFALSE), //flag the laser is overlayed with given event | |
101 | fRejectLaser(kTRUE), //flag- reject laser | |
15e48021 | 102 | fTriggerClass(), |
b842d904 | 103 | fCurrentEvent(0), //! current event |
104 | fCurrentTrack(0), //! current esd track | |
4486a91f | 105 | fCurrentFriendTrack(0), //! current esd track |
b842d904 | 106 | fCurrentSeed(0), //! current seed |
8cf12c96 | 107 | fDebugLevel(0) |
108 | { | |
109 | // | |
110 | // Constructor | |
111 | // | |
112 | } | |
113 | ||
ae28e92e | 114 | AliTPCcalibBase::AliTPCcalibBase(const AliTPCcalibBase&calib): |
115 | TNamed(calib), | |
116 | fDebugStreamer(0), | |
117 | fStreamLevel(calib.fStreamLevel), | |
e5cbd73f | 118 | fRun(0), //! current Run number |
119 | fEvent(0), //! current Event number | |
120 | fTime(0), //! current Time | |
121 | fTrigger(0), //! current trigger type | |
122 | fMagF(0), //! current magnetic field | |
c51653e8 | 123 | fTriggerMaskReject(calib.fTriggerMaskReject), //trigger mask - reject trigger |
124 | fTriggerMaskAccept(calib.fTriggerMaskAccept), //trigger mask - accept trigger | |
2d22fa36 | 125 | fHasLaser(calib.fHasLaser), //flag the laser is overlayed with given event |
126 | fRejectLaser(calib.fRejectLaser), //flag- reject laser | |
fe8454d9 | 127 | fTriggerClass(calib.fTriggerClass), |
b842d904 | 128 | fCurrentEvent(0), //! current event |
129 | fCurrentTrack(0), //! current esd track | |
4486a91f | 130 | fCurrentFriendTrack(0), //! current esd track |
b842d904 | 131 | fCurrentSeed(0), //! current seed |
ae28e92e | 132 | fDebugLevel(calib.fDebugLevel) |
133 | { | |
134 | // | |
135 | // copy constructor | |
136 | // | |
137 | } | |
138 | ||
139 | AliTPCcalibBase &AliTPCcalibBase::operator=(const AliTPCcalibBase&calib){ | |
140 | // | |
4486a91f | 141 | // operator= |
ae28e92e | 142 | // |
143 | ((TNamed *)this)->operator=(calib); | |
144 | fDebugStreamer=0; | |
145 | fStreamLevel=calib.fStreamLevel; | |
146 | fDebugLevel=calib.fDebugLevel; | |
525062ee | 147 | return *this; |
ae28e92e | 148 | } |
149 | ||
150 | ||
3ab35fc5 | 151 | AliTPCcalibBase::~AliTPCcalibBase() { |
152 | // | |
153 | // destructor | |
154 | // | |
f7f33dec | 155 | if (fDebugLevel>0) printf("AliTPCcalibBase::~AliTPCcalibBase\n"); |
ae28e92e | 156 | if (fDebugStreamer) delete fDebugStreamer; |
157 | fDebugStreamer=0; | |
158 | } | |
159 | ||
160 | void AliTPCcalibBase::Terminate(){ | |
161 | // | |
162 | // | |
163 | // | |
f7f33dec | 164 | if (fDebugLevel>0) printf("AliTPCcalibBase::Terminate\n"); |
ae28e92e | 165 | if (fDebugStreamer) delete fDebugStreamer; |
166 | fDebugStreamer = 0; | |
167 | return; | |
168 | } | |
169 | ||
170 | TTreeSRedirector *AliTPCcalibBase::GetDebugStreamer(){ | |
171 | // | |
172 | // Get Debug streamer | |
173 | // In case debug streamer not yet initialized and StreamLevel>0 create new one | |
174 | // | |
175 | if (fStreamLevel==0) return 0; | |
176 | if (fDebugStreamer) return fDebugStreamer; | |
177 | TString dsName; | |
178 | dsName=GetName(); | |
179 | dsName+="Debug.root"; | |
180 | dsName.ReplaceAll(" ",""); | |
181 | fDebugStreamer = new TTreeSRedirector(dsName.Data()); | |
182 | return fDebugStreamer; | |
3ab35fc5 | 183 | } |
f7f33dec | 184 | |
185 | ||
108953e9 | 186 | void AliTPCcalibBase::UpdateEventInfo(AliESDEvent * event){ |
187 | // | |
188 | // | |
189 | // | |
190 | fRun = event->GetRunNumber(); | |
191 | fEvent = event->GetEventNumberInFile(); | |
192 | fTime = event->GetTimeStamp(); | |
193 | fTrigger = event->GetTriggerMask(); | |
194 | fMagF = event->GetMagneticField(); | |
15e48021 | 195 | fTriggerClass = event->GetFiredTriggerClasses().Data(); |
2d22fa36 | 196 | fHasLaser = HasLaser(event); |
15e48021 | 197 | |
108953e9 | 198 | } |
199 | ||
2d22fa36 | 200 | |
201 | Bool_t AliTPCcalibBase::HasLaser(AliESDEvent *event){ | |
202 | // | |
203 | // | |
204 | // | |
dcf559ff | 205 | // Use event specie |
206 | Bool_t isLaser=kFALSE; | |
207 | UInt_t specie = event->GetEventSpecie(); // select only cosmic events | |
208 | if (specie==AliRecoParam::kCalib) { | |
209 | isLaser = kTRUE; | |
2d22fa36 | 210 | } |
dcf559ff | 211 | return isLaser; |
2d22fa36 | 212 | } |
213 | ||
214 | ||
215 | ||
c51653e8 | 216 | Bool_t AliTPCcalibBase::AcceptTrigger(){ |
217 | // | |
218 | // Apply trigger mask - Don't do calibration for non proper triggers | |
219 | // | |
2d22fa36 | 220 | if (fTriggerMaskReject==(Int_t)fTrigger) return kFALSE; |
221 | if (fTriggerMaskAccept>0 && fTriggerMaskAccept!=(Int_t)fTrigger) return kFALSE; | |
222 | if (fHasLaser && fRejectLaser) return kFALSE; | |
c51653e8 | 223 | return kTRUE; |
224 | } | |
225 | ||
226 | ||
f7f33dec | 227 | void AliTPCcalibBase::RegisterDebugOutput(const char *path){ |
228 | // | |
229 | // store - copy debug output to the destination position | |
230 | // currently ONLY for local copy | |
231 | if (fDebugLevel>0) printf("AliTPCcalibBase::RegisterDebugOutput(%s)\n",path); | |
232 | if (fStreamLevel==0) return; | |
233 | TString dsName; | |
234 | dsName=GetName(); | |
235 | dsName+="Debug.root"; | |
236 | dsName.ReplaceAll(" ",""); | |
237 | TString dsName2=path; | |
238 | gSystem->MakeDirectory(dsName2.Data()); | |
239 | dsName2+=gSystem->HostName(); | |
240 | gSystem->MakeDirectory(dsName2.Data()); | |
241 | dsName2+="/"; | |
47328338 | 242 | TTimeStamp s; |
243 | dsName2+=Int_t(s.GetNanoSec()); | |
244 | dsName2+="/"; | |
245 | gSystem->MakeDirectory(dsName2.Data()); | |
f7f33dec | 246 | dsName2+=dsName; |
247 | AliInfo(Form("copy %s\t%s\n",dsName.Data(),dsName2.Data())); | |
248 | printf("copy %s\t%s\n",dsName.Data(),dsName2.Data()); | |
249 | TFile::Cp(dsName.Data(),dsName2.Data()); | |
250 | } | |
52a5850f | 251 | |
252 | ||
253 | ||
70b0f0bf | 254 | TGraphErrors * AliTPCcalibBase::FitSlices(THnSparse *h, Int_t axisDim1, Int_t axisDim2, Int_t minEntries, Int_t nmaxBin, Float_t fracLow, Float_t fracUp, Bool_t useMedian, TTreeSRedirector *cstream, Int_t ival){ |
52a5850f | 255 | // |
256 | // Fitting slices of the projection(axisDim1,axisDim2) of a sparse histogram | |
257 | // | |
3d549531 | 258 | TF1 funcGaus("funcGaus","gaus"); |
52a5850f | 259 | TH2D * hist = h->Projection(axisDim1, axisDim2); |
260 | Double_t *xvec = new Double_t[hist->GetNbinsX()]; | |
261 | Double_t *yvec = new Double_t[hist->GetNbinsX()]; | |
262 | Double_t *xerr = new Double_t[hist->GetNbinsX()]; | |
263 | Double_t *yerr = new Double_t[hist->GetNbinsX()]; | |
264 | Int_t counter = 0; | |
265 | TH1D * projectionHist =0; | |
266 | // | |
267 | ||
6b8ef6d1 | 268 | for(Int_t i=1; i <= hist->GetNbinsX(); i++) { |
52a5850f | 269 | Int_t nsum=0; |
270 | Int_t imin = i; | |
271 | Int_t imax = i; | |
272 | ||
273 | for (Int_t idelta=0; idelta<nmaxBin; idelta++){ | |
274 | // | |
275 | imin = TMath::Max(i-idelta,1); | |
276 | imax = TMath::Min(i+idelta,hist->GetNbinsX()); | |
277 | nsum = TMath::Nint(hist->Integral(imin,imax,0,hist->GetNbinsY())); | |
278 | if (nsum==0) break; | |
279 | if (nsum>minEntries) break; | |
280 | } | |
281 | if (nsum<minEntries) continue; | |
282 | // | |
283 | hist->GetXaxis()->SetRange(imin,imax); | |
284 | projectionHist = hist->ProjectionY("gain",imin,imax); | |
285 | // Determine Median: | |
286 | Float_t xMin = projectionHist->GetXaxis()->GetXmin(); | |
287 | Float_t xMax = projectionHist->GetXaxis()->GetXmax(); | |
288 | Float_t xMedian = (xMin+xMax)*0.5; | |
d0b31f57 | 289 | Float_t integral = 0; |
290 | for(Int_t jbin=1; jbin<projectionHist->GetNbinsX()-1; jbin++) { | |
291 | integral+=projectionHist->GetBinContent(jbin); | |
292 | } | |
7f766801 | 293 | //printf("Integral %f\t%f\n",integral, projectionHist->GetSum()); |
52a5850f | 294 | // |
295 | // | |
296 | Float_t currentSum=0; | |
297 | for(Int_t jbin=1; jbin<projectionHist->GetNbinsX()-1; jbin++) { | |
298 | currentSum += projectionHist->GetBinContent(jbin); | |
d0b31f57 | 299 | if (currentSum<fracLow*integral) xMin = projectionHist->GetBinCenter(jbin); |
300 | if (currentSum<fracUp*integral) xMax = projectionHist->GetBinCenter(jbin+1); | |
301 | if (currentSum<0.5*integral && projectionHist->GetBinContent(jbin)>0){ | |
52a5850f | 302 | xMedian = (projectionHist->GetBinCenter(jbin)*projectionHist->GetBinContent(jbin)+ |
303 | projectionHist->GetBinCenter(jbin+1)*projectionHist->GetBinContent(jbin+1))/ | |
304 | (projectionHist->GetBinContent(jbin)+projectionHist->GetBinContent(jbin+1)); | |
305 | } | |
306 | } | |
307 | // | |
308 | Float_t rms = projectionHist->GetRMS(); | |
309 | // i += interval; | |
310 | // | |
311 | Double_t xcenter = hist->GetMean(); | |
312 | Double_t xrms = hist->GetRMS()+hist->GetXaxis()->GetBinWidth(1)/TMath::Sqrt(12.); | |
313 | Double_t binWidth = projectionHist->GetXaxis()->GetBinWidth(1); | |
314 | if (rms>0){ | |
52a5850f | 315 | // cut on +- 4 RMS |
316 | projectionHist->Fit(&funcGaus,"QN","",xMin, xMax); | |
3d549531 | 317 | Double_t chi2 = funcGaus.GetChisquare(); |
52a5850f | 318 | // |
319 | xvec[counter] = xcenter; | |
70b0f0bf | 320 | yvec[counter] = funcGaus.GetParameter(ival); |
52a5850f | 321 | xerr[counter] = xrms; |
70b0f0bf | 322 | yerr[counter] = funcGaus.GetParError(ival); |
3d549531 | 323 | if (useMedian) yvec[counter] = xMedian; |
324 | if (cstream){ | |
325 | (*cstream)<<"fitDebug"<< | |
326 | "xcenter="<<xcenter<< | |
327 | "xMin="<<xMin<< | |
328 | "xMax="<<xMax<< | |
329 | "xMedian="<<xMedian<< | |
330 | "xFitM"<<yvec[counter]<< | |
331 | "xFitS"<<yerr[counter]<< | |
332 | "chi2="<<chi2<< | |
333 | "\n"; | |
334 | } | |
52a5850f | 335 | counter++; |
336 | }else{ | |
337 | xvec[counter] = xcenter; | |
338 | yvec[counter] = xMedian; | |
339 | xerr[counter] = xrms; | |
340 | yerr[counter] = binWidth/TMath::Sqrt(12.); | |
341 | counter++; | |
342 | } | |
343 | delete projectionHist; | |
344 | } | |
345 | ||
346 | TGraphErrors * graphErrors = new TGraphErrors(counter, xvec, yvec, xerr, yerr); | |
347 | delete [] xvec; | |
348 | delete [] yvec; | |
349 | delete [] xerr; | |
350 | delete [] yerr; | |
351 | delete hist; | |
352 | return graphErrors; | |
353 | } | |
3226e48f | 354 | |
355 | ||
356 | void AliTPCcalibBase::BinLogX(THnSparse *h, Int_t axisDim) { | |
357 | ||
358 | // Method for the correct logarithmic binning of histograms | |
359 | ||
360 | TAxis *axis = h->GetAxis(axisDim); | |
361 | int bins = axis->GetNbins(); | |
362 | ||
363 | Double_t from = axis->GetXmin(); | |
364 | Double_t to = axis->GetXmax(); | |
365 | Double_t *new_bins = new Double_t[bins + 1]; | |
366 | ||
367 | new_bins[0] = from; | |
368 | Double_t factor = pow(to/from, 1./bins); | |
369 | ||
370 | for (int i = 1; i <= bins; i++) { | |
371 | new_bins[i] = factor * new_bins[i-1]; | |
372 | } | |
373 | axis->Set(bins, new_bins); | |
4ce766eb | 374 | delete [] new_bins; |
3226e48f | 375 | |
376 | } | |
377 | void AliTPCcalibBase::BinLogX(TH1 *h) { | |
378 | ||
379 | // Method for the correct logarithmic binning of histograms | |
380 | ||
381 | TAxis *axis = h->GetXaxis(); | |
382 | int bins = axis->GetNbins(); | |
383 | ||
384 | Double_t from = axis->GetXmin(); | |
385 | Double_t to = axis->GetXmax(); | |
386 | Double_t *new_bins = new Double_t[bins + 1]; | |
387 | ||
388 | new_bins[0] = from; | |
389 | Double_t factor = pow(to/from, 1./bins); | |
390 | ||
391 | for (int i = 1; i <= bins; i++) { | |
392 | new_bins[i] = factor * new_bins[i-1]; | |
393 | } | |
394 | axis->Set(bins, new_bins); | |
4ce766eb | 395 | delete [] new_bins; |
3226e48f | 396 | |
397 | } |