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6dc9348d | 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 | ||
762446e0 | 16 | /* |
17 | $Log$ | |
655e379f | 18 | Revision 1.9 2006/04/20 22:30:50 hristov |
19 | Coding conventions (Annalisa) | |
20 | ||
0e46b9ae | 21 | Revision 1.8 2006/04/16 22:29:05 hristov |
22 | Coding conventions (Annalisa) | |
23 | ||
7aeeaf38 | 24 | Revision 1.7 2006/04/16 20:12:46 hristov |
25 | Removing memory leak in case of cached CDB entries | |
26 | ||
85fc78e3 | 27 | Revision 1.6 2006/04/11 15:28:32 hristov |
28 | Checks on cache status before deleting calibration objects (A.Colla) | |
29 | ||
5eaae242 | 30 | Revision 1.5 2006/04/05 08:35:38 hristov |
31 | Coding conventions (S.Arcelli, C.Zampolli) | |
32 | ||
340693af | 33 | Revision 1.4 2006/03/31 11:26:46 arcelli |
34 | changing CDB Ids according to standard convention | |
35 | ||
28dd10b6 | 36 | Revision 1.3 2006/03/28 14:57:02 arcelli |
37 | updates to handle new V5 geometry & some re-arrangements | |
38 | ||
d4ad0d6b | 39 | Revision 1.2 2006/02/13 17:22:26 arcelli |
40 | just Fixing Log info | |
41 | ||
762446e0 | 42 | Revision 1.1 2006/02/13 16:10:48 arcelli |
43 | Add classes for TOF Calibration (C.Zampolli) | |
44 | ||
6dc9348d | 45 | author: Chiara Zampolli, zampolli@bo.infn.it |
762446e0 | 46 | */ |
6dc9348d | 47 | |
48 | /////////////////////////////////////////////////////////////////////////////// | |
49 | // // | |
50 | // class for TOF calibration // | |
51 | // // | |
52 | /////////////////////////////////////////////////////////////////////////////// | |
53 | ||
6dc9348d | 54 | #include "TF1.h" |
0e46b9ae | 55 | #include "TFile.h" |
6dc9348d | 56 | #include "TH1F.h" |
57 | #include "TH2F.h" | |
6dc9348d | 58 | #include "TList.h" |
0e46b9ae | 59 | #include "TROOT.h" |
60 | #include "TStyle.h" | |
61 | ||
62 | #include "AliCDBEntry.h" | |
63 | #include "AliCDBId.h" | |
6dc9348d | 64 | #include "AliCDBManager.h" |
65 | #include "AliCDBMetaData.h" | |
0e46b9ae | 66 | #include "AliESDtrack.h" |
67 | #include "AliESD.h" | |
68 | #include "AliLog.h" | |
69 | ||
70 | #include "AliTOFCal.h" | |
71 | #include "AliTOFcalibESD.h" | |
72 | #include "AliTOFcalib.h" | |
73 | #include "AliTOFChannel.h" | |
74 | #include "AliTOFGeometryV5.h" | |
75 | #include "AliTOFGeometry.h" | |
6dc9348d | 76 | |
77 | extern TROOT *gROOT; | |
78 | extern TStyle *gStyle; | |
79 | ||
80 | ClassImp(AliTOFcalib) | |
81 | ||
82 | const Int_t AliTOFcalib::fgkchannel = 5000; | |
6dc9348d | 83 | //_______________________________________________________________________ |
655e379f | 84 | AliTOFcalib::AliTOFcalib(): |
85 | TTask("AliTOFcalib",""), | |
86 | fNChannels(-1), | |
87 | fNSector(-1), | |
88 | fNPlate(-1), | |
89 | fNStripA(-1), | |
90 | fNStripB(-1), | |
91 | fNStripC(-1), | |
92 | fNpadZ(-1), | |
93 | fNpadX(-1), | |
94 | fNevents(0), | |
95 | fESDsel(0x0), | |
96 | fArrayToT(0x0), | |
97 | fArrayTime(0x0), | |
98 | fTOFCal(0x0), | |
99 | fTOFSimCal(0x0), | |
100 | fTOFSimToT(0x0) | |
101 | { | |
340693af | 102 | //TOF Calibration Class ctor |
6dc9348d | 103 | fArrayToT = 0x0; |
104 | fArrayTime = 0x0; | |
6dc9348d | 105 | fESDsel = 0x0; |
d4ad0d6b | 106 | AliTOFGeometry *geom=new AliTOFGeometryV5(); |
107 | AliInfo("V5 TOF Geometry is taken as the default"); | |
108 | fNSector = geom->NSectors(); | |
109 | fNPlate = geom->NPlates(); | |
110 | fNStripA = geom->NStripA(); | |
111 | fNStripB = geom->NStripB(); | |
112 | fNStripC = geom->NStripC(); | |
113 | fNpadZ = geom->NpadZ(); | |
114 | fNpadX = geom->NpadX(); | |
115 | fNChannels = fNSector*(2*(fNStripC+fNStripB)+fNStripA)*fNpadZ*fNpadX; //generalized version | |
85fc78e3 | 116 | fTOFCal = 0x0; |
117 | fTOFSimCal = 0x0; | |
118 | fTOFSimToT = 0x0; | |
d4ad0d6b | 119 | delete geom; |
6dc9348d | 120 | } |
d4ad0d6b | 121 | //_______________________________________________________________________ |
655e379f | 122 | AliTOFcalib::AliTOFcalib(AliTOFGeometry *geom): |
123 | TTask("AliTOFcalib",""), | |
124 | fNChannels(-1), | |
125 | fNSector(-1), | |
126 | fNPlate(-1), | |
127 | fNStripA(-1), | |
128 | fNStripB(-1), | |
129 | fNStripC(-1), | |
130 | fNpadZ(-1), | |
131 | fNpadX(-1), | |
132 | fNevents(0), | |
133 | fESDsel(0x0), | |
134 | fArrayToT(0x0), | |
135 | fArrayTime(0x0), | |
136 | fTOFCal(0x0), | |
137 | fTOFSimCal(0x0), | |
138 | fTOFSimToT(0x0) | |
139 | { | |
340693af | 140 | //TOF Calibration Class ctor, taking the TOF geometry as input |
6dc9348d | 141 | fArrayToT = 0x0; |
142 | fArrayTime = 0x0; | |
6dc9348d | 143 | fESDsel = 0x0; |
d4ad0d6b | 144 | fNSector = geom->NSectors(); |
145 | fNPlate = geom->NPlates(); | |
146 | fNStripA = geom->NStripA(); | |
147 | fNStripB = geom->NStripB(); | |
148 | fNStripC = geom->NStripC(); | |
149 | fNpadZ = geom->NpadZ(); | |
150 | fNpadX = geom->NpadX(); | |
151 | fNChannels = fNSector*(2*(fNStripC+fNStripB)+fNStripA)*fNpadZ*fNpadX; //generalized version | |
85fc78e3 | 152 | fTOFCal = 0x0; |
153 | fTOFSimCal = 0x0; | |
154 | fTOFSimToT = 0x0; | |
6dc9348d | 155 | } |
156 | //____________________________________________________________________________ | |
157 | ||
655e379f | 158 | AliTOFcalib::AliTOFcalib(const AliTOFcalib & calib): |
159 | TTask("AliTOFcalib",""), | |
160 | fNChannels(-1), | |
161 | fNSector(-1), | |
162 | fNPlate(-1), | |
163 | fNStripA(-1), | |
164 | fNStripB(-1), | |
165 | fNStripC(-1), | |
166 | fNpadZ(-1), | |
167 | fNpadX(-1), | |
168 | fNevents(0), | |
169 | fESDsel(0x0), | |
170 | fArrayToT(0x0), | |
171 | fArrayTime(0x0), | |
172 | fTOFCal(0x0), | |
173 | fTOFSimCal(0x0), | |
174 | fTOFSimToT(0x0) | |
6dc9348d | 175 | { |
340693af | 176 | //TOF Calibration Class copy ctor |
6dc9348d | 177 | fNSector = calib.fNSector; |
178 | fNPlate = calib.fNPlate; | |
179 | fNStripA = calib.fNStripA; | |
180 | fNStripB = calib.fNStripB; | |
181 | fNStripC = calib.fNStripC; | |
182 | fNpadZ = calib.fNpadZ; | |
183 | fNpadX = calib.fNpadX; | |
d4ad0d6b | 184 | fNChannels = calib.fNChannels; |
6dc9348d | 185 | fArrayToT = calib.fArrayToT; |
186 | fArrayTime = calib.fArrayTime; | |
6dc9348d | 187 | fTOFCal=calib.fTOFCal; |
d4ad0d6b | 188 | fTOFSimCal = calib.fTOFSimCal; |
340693af | 189 | fTOFSimToT=calib.fTOFSimToT; |
6dc9348d | 190 | } |
191 | ||
192 | //____________________________________________________________________________ | |
7aeeaf38 | 193 | |
194 | AliTOFcalib& AliTOFcalib::operator=(const AliTOFcalib &calib) | |
195 | { | |
196 | //TOF Calibration Class assignment operator | |
197 | this->fNSector = calib.fNSector; | |
198 | this->fNPlate = calib.fNPlate; | |
199 | this->fNStripA = calib.fNStripA; | |
200 | this->fNStripB = calib.fNStripB; | |
201 | this->fNStripC = calib.fNStripC; | |
202 | this->fNpadZ = calib.fNpadZ; | |
203 | this->fNpadX = calib.fNpadX; | |
204 | this->fNChannels = calib.fNChannels; | |
205 | this->fArrayToT = calib.fArrayToT; | |
206 | this->fArrayTime = calib.fArrayTime; | |
207 | this->fTOFCal=calib.fTOFCal; | |
208 | this->fTOFSimCal = calib.fTOFSimCal; | |
209 | this->fTOFSimToT=calib.fTOFSimToT; | |
210 | return *this; | |
211 | } | |
212 | ||
213 | //____________________________________________________________________________ | |
6dc9348d | 214 | |
215 | AliTOFcalib::~AliTOFcalib() | |
216 | { | |
340693af | 217 | //TOF Calibration Class dtor |
6dc9348d | 218 | delete fArrayToT; |
219 | delete fArrayTime; | |
5eaae242 | 220 | |
221 | if(!(AliCDBManager::Instance()->GetCacheFlag())){ // CDB objects must NOT be deleted if cache is active! | |
222 | delete fTOFCal; | |
223 | delete fTOFSimCal; | |
224 | } | |
225 | ||
6dc9348d | 226 | delete fESDsel; |
227 | } | |
6dc9348d | 228 | //__________________________________________________________________________ |
229 | ||
340693af | 230 | TF1* AliTOFcalib::SetFitFunctions(TH1F *histo) |
231 | { | |
232 | //Define Fit Functions for Slewing Correction | |
6dc9348d | 233 | TF1 * fpol[3]; |
340693af | 234 | const Int_t knbins = histo->GetNbinsX(); |
235 | Float_t delta = histo->GetBinWidth(1); //all the bins have the same width | |
236 | Double_t max = histo->GetBinLowEdge(knbins)+delta; | |
6dc9348d | 237 | max = 15; |
238 | fpol[0]=new TF1("poly3","pol3",5,max); | |
239 | fpol[1]=new TF1("poly4","pol4",5,max); | |
240 | fpol[2]=new TF1("poly5","pol5",5,max); | |
241 | char npoly[10]; | |
242 | Double_t chi[3]={1E6,1E6,1E6}; | |
243 | Int_t ndf[3]={-1,-1,-1}; | |
340693af | 244 | Double_t nchi[3]={1E6,1E6,1E6}; |
6dc9348d | 245 | Double_t bestchi=1E6; |
246 | TF1 * fGold=0x0; | |
247 | Int_t nonzero =0; | |
248 | Int_t numberOfpar =0; | |
340693af | 249 | for (Int_t j=0; j<knbins; j++){ |
6dc9348d | 250 | if (histo->GetBinContent(j)!=0) { |
251 | nonzero++; | |
252 | } | |
253 | } | |
254 | Int_t norderfit = 0; | |
255 | if (nonzero<=4) { | |
256 | AliError(" Too few points in the histo. No fit performed."); | |
257 | return 0x0; | |
258 | } | |
259 | else if (nonzero<=5) { | |
260 | norderfit = 3; | |
261 | AliInfo(" Only 3rd order polynomial fit possible."); | |
262 | } | |
263 | else if (nonzero<=6) { | |
264 | norderfit = 4; | |
265 | AliInfo(" Only 3rd and 4th order polynomial fit possible."); | |
266 | } | |
267 | else { | |
268 | norderfit = 5; | |
269 | AliInfo(" All 3rd, 4th and 5th order polynomial fit possible."); | |
270 | } | |
271 | for (Int_t ifun=norderfit-3;ifun<norderfit-2;ifun++){ | |
272 | sprintf(npoly,"poly%i",ifun+3); | |
273 | histo->Fit(npoly, "ERN", " ", 5.,14.); | |
274 | chi[ifun] = fpol[ifun]->GetChisquare(); | |
275 | ndf[ifun] = fpol[ifun]->GetNDF(); | |
340693af | 276 | nchi[ifun] = (Double_t)chi[ifun]/ndf[ifun]; |
277 | if (nchi[ifun]<bestchi) { | |
278 | bestchi=nchi[ifun]; | |
6dc9348d | 279 | fGold = fpol[ifun]; |
280 | numberOfpar = fGold->GetNpar(); | |
281 | } | |
282 | } | |
283 | fGold=fpol[2]; //Gold fit function set to pol5 in any case | |
284 | histo->Fit(fGold,"ER " ," ",5.,15.); | |
285 | return fGold; | |
286 | } | |
287 | //____________________________________________________________________________ | |
288 | ||
d4ad0d6b | 289 | void AliTOFcalib::SelectESD(AliESD *event) |
6dc9348d | 290 | { |
340693af | 291 | //track selection for Calibration |
292 | Float_t lowerMomBound=0.8; // [GeV/c] default value Pb-Pb | |
293 | Float_t upperMomBound=1.8 ; // [GeV/c] default value Pb-Pb | |
6dc9348d | 294 | Int_t ntrk =0; |
295 | Int_t ngoodtrkfinalToT = 0; | |
296 | ntrk=event->GetNumberOfTracks(); | |
297 | fESDsel = new TObjArray(ntrk); | |
298 | fESDsel->SetOwner(); | |
340693af | 299 | TObjArray uCdatatemp(ntrk); |
6dc9348d | 300 | Int_t ngoodtrk = 0; |
301 | Int_t ngoodtrkfinal = 0; | |
302 | Float_t mintime =1E6; | |
303 | for (Int_t itrk=0; itrk<ntrk; itrk++) { | |
304 | AliESDtrack *t=event->GetTrack(itrk); | |
305 | //track selection: reconstrution to TOF: | |
306 | if ((t->GetStatus()&AliESDtrack::kTOFout)==0) { | |
307 | continue; | |
308 | } | |
309 | //IsStartedTimeIntegral | |
310 | if ((t->GetStatus()&AliESDtrack::kTIME)==0) { | |
311 | continue; | |
312 | } | |
313 | Double_t time=t->GetTOFsignal(); | |
314 | time*=1.E-3; // tof given in nanoseconds | |
315 | if(time <= mintime)mintime=time; | |
316 | Double_t mom=t->GetP(); | |
340693af | 317 | if (!(mom<=upperMomBound && mom>=lowerMomBound))continue; |
318 | UInt_t assignedTOFcluster=t->GetTOFcluster();//index of the assigned TOF cluster, >0 ? | |
319 | if(assignedTOFcluster==0){ // not matched | |
6dc9348d | 320 | continue; |
321 | } | |
6dc9348d | 322 | AliTOFcalibESD *unc = new AliTOFcalibESD; |
323 | unc->CopyFromAliESD(t); | |
6dc9348d | 324 | Double_t c1[15]; |
325 | unc->GetExternalCovariance(c1); | |
340693af | 326 | uCdatatemp.Add(unc); |
6dc9348d | 327 | ngoodtrk++; |
328 | } | |
329 | for (Int_t i = 0; i < ngoodtrk ; i ++){ | |
340693af | 330 | AliTOFcalibESD *unc = (AliTOFcalibESD*)uCdatatemp.At(i); |
6dc9348d | 331 | if((unc->GetTOFsignal()-mintime*1.E3)<5.E3){ |
332 | fESDsel->Add(unc); | |
333 | ngoodtrkfinal++; | |
334 | ngoodtrkfinalToT++; | |
335 | } | |
336 | } | |
337 | fESDsel->Sort(); | |
338 | } | |
339 | //_____________________________________________________________________________ | |
340 | ||
340693af | 341 | void AliTOFcalib::CombESDId() |
342 | { | |
343 | //track PID for calibration | |
6dc9348d | 344 | Float_t t0offset=0; |
345 | Float_t loffset=0; | |
346 | Int_t ntracksinset=6; | |
347 | Float_t exptof[6][3]; | |
348 | Float_t momentum[6]={0.,0.,0.,0.,0.,0.}; | |
349 | Int_t assparticle[6]={3,3,3,3,3,3}; | |
350 | Float_t massarray[3]={0.13957,0.493677,0.9382723}; | |
351 | Float_t timeofflight[6]={0.,0.,0.,0.,0.,0.}; | |
352 | Float_t beta[6]={0.,0.,0.,0.,0.,0.}; | |
353 | Float_t texp[6]={0.,0.,0.,0.,0.,0.}; | |
354 | Float_t sqMomError[6]={0.,0.,0.,0.,0.,0.}; | |
355 | Float_t sqTrackError[6]={0.,0.,0.,0.,0.,0.}; | |
356 | Float_t tracktoflen[6]={0.,0.,0.,0.,0.,0.}; | |
340693af | 357 | Float_t timeResolution = 0.90e-10; // 90 ps by default |
358 | Float_t timeresolutioninns=timeResolution*(1.e+9); // convert in [ns] | |
6dc9348d | 359 | Float_t timezero[6]={0.,0.,0.,0.,0.,0.}; |
360 | Float_t weightedtimezero[6]={0.,0.,0.,0.,0.,0.}; | |
361 | Float_t besttimezero[6]={0.,0.,0.,0.,0.,0.}; | |
362 | Float_t bestchisquare[6]={0.,0.,0.,0.,0.,0.}; | |
363 | Float_t bestweightedtimezero[6]={0.,0.,0.,0.,0.,0.}; | |
364 | Float_t bestsqTrackError[6]={0.,0.,0.,0.,0.,0.}; | |
365 | ||
366 | Int_t nelements = fESDsel->GetEntries(); | |
367 | Int_t nset= (Int_t)(nelements/ntracksinset); | |
368 | for (Int_t i=0; i< nset; i++) { | |
369 | ||
370 | AliTOFcalibESD **unc=new AliTOFcalibESD*[ntracksinset]; | |
371 | for (Int_t itrk=0; itrk<ntracksinset; itrk++) { | |
372 | Int_t index = itrk+i*ntracksinset; | |
373 | AliTOFcalibESD *element=(AliTOFcalibESD*)fESDsel->At(index); | |
374 | unc[itrk]=element; | |
375 | } | |
376 | ||
377 | for (Int_t j=0; j<ntracksinset; j++) { | |
378 | AliTOFcalibESD *element=unc[j]; | |
379 | Double_t mom=element->GetP(); | |
380 | Double_t time=element->GetTOFsignal()*1.E-3; // in ns | |
381 | Double_t exptime[10]; | |
382 | element->GetIntegratedTimes(exptime); | |
383 | Double_t toflen=element->GetIntegratedLength()/100.; // in m | |
384 | timeofflight[j]=time+t0offset; | |
385 | tracktoflen[j]=toflen+loffset; | |
386 | exptof[j][0]=exptime[2]*1.E-3+0.005; | |
387 | exptof[j][1]=exptime[3]*1.E-3+0.005; | |
388 | exptof[j][2]=exptime[4]*1.E-3+0.005; | |
389 | momentum[j]=mom; | |
390 | } | |
391 | Float_t t0best=999.; | |
340693af | 392 | Float_t et0best=999.; |
6dc9348d | 393 | Float_t chisquarebest=999.; |
394 | for (Int_t i1=0; i1<3;i1++) { | |
395 | beta[0]=momentum[0]/sqrt(massarray[i1]*massarray[i1]+momentum[0]*momentum[0]); | |
396 | texp[0]=exptof[0][i1]; | |
397 | for (Int_t i2=0; i2<3;i2++) { | |
398 | beta[1]=momentum[1]/sqrt(massarray[i2]*massarray[i2]+momentum[1]*momentum[1]); | |
399 | texp[1]=exptof[1][i2]; | |
400 | for (Int_t i3=0; i3<3;i3++) { | |
401 | beta[2]=momentum[2]/sqrt(massarray[i3]*massarray[i3]+momentum[2]*momentum[2]); | |
402 | texp[2]=exptof[2][i3]; | |
403 | for (Int_t i4=0; i4<3;i4++) { | |
404 | beta[3]=momentum[3]/sqrt(massarray[i4]*massarray[i4]+momentum[3]*momentum[3]); | |
405 | texp[3]=exptof[3][i4]; | |
406 | ||
407 | for (Int_t i5=0; i5<3;i5++) { | |
408 | beta[4]=momentum[4]/sqrt(massarray[i5]*massarray[i5]+momentum[4]*momentum[4]); | |
409 | texp[4]=exptof[4][i5]; | |
410 | for (Int_t i6=0; i6<3;i6++) { | |
411 | beta[5]=momentum[5]/sqrt(massarray[i6]*massarray[i6]+momentum[5]*momentum[5]); | |
412 | texp[5]=exptof[5][i6]; | |
413 | ||
414 | Float_t sumAllweights=0.; | |
415 | Float_t meantzero=0.; | |
340693af | 416 | Float_t emeantzero=0.; |
6dc9348d | 417 | |
418 | for (Int_t itz=0; itz<ntracksinset;itz++) { | |
419 | sqMomError[itz]= | |
420 | ((1.-beta[itz]*beta[itz])*0.025)* | |
421 | ((1.-beta[itz]*beta[itz])*0.025)* | |
422 | (tracktoflen[itz]/ | |
423 | (0.299792*beta[itz]))* | |
424 | (tracktoflen[itz]/ | |
425 | (0.299792*beta[itz])); | |
426 | sqTrackError[itz]= | |
427 | (timeresolutioninns* | |
428 | timeresolutioninns | |
429 | +sqMomError[itz]); | |
430 | ||
431 | timezero[itz]=texp[itz]-timeofflight[itz]; | |
432 | weightedtimezero[itz]=timezero[itz]/sqTrackError[itz]; | |
433 | sumAllweights+=1./sqTrackError[itz]; | |
434 | meantzero+=weightedtimezero[itz]; | |
435 | ||
436 | } // end loop for (Int_t itz=0; itz<15;itz++) | |
437 | ||
438 | meantzero=meantzero/sumAllweights; // it is given in [ns] | |
340693af | 439 | emeantzero=sqrt(1./sumAllweights); // it is given in [ns] |
6dc9348d | 440 | |
441 | // calculate chisquare | |
442 | ||
443 | Float_t chisquare=0.; | |
444 | for (Int_t icsq=0; icsq<ntracksinset;icsq++) { | |
445 | chisquare+=(timezero[icsq]-meantzero)*(timezero[icsq]-meantzero)/sqTrackError[icsq]; | |
446 | } // end loop for (Int_t icsq=0; icsq<15;icsq++) | |
447 | // cout << " chisquare " << chisquare << endl; | |
448 | ||
449 | Int_t npion=0; | |
450 | if(i1==0)npion++; | |
451 | if(i2==0)npion++; | |
452 | if(i3==0)npion++; | |
453 | if(i4==0)npion++; | |
454 | if(i5==0)npion++; | |
455 | if(i6==0)npion++; | |
456 | ||
457 | if(chisquare<=chisquarebest && ((Float_t) npion/ ((Float_t) ntracksinset)>0.3)){ | |
458 | // if(chisquare<=chisquarebest){ | |
459 | ||
460 | for(Int_t iqsq = 0; iqsq<ntracksinset; iqsq++) { | |
461 | bestsqTrackError[iqsq]=sqTrackError[iqsq]; | |
462 | besttimezero[iqsq]=timezero[iqsq]; | |
463 | bestweightedtimezero[iqsq]=weightedtimezero[iqsq]; | |
464 | bestchisquare[iqsq]=(timezero[iqsq]-meantzero)*(timezero[iqsq]-meantzero)/sqTrackError[iqsq]; | |
465 | } | |
466 | ||
467 | assparticle[0]=i1; | |
468 | assparticle[1]=i2; | |
469 | assparticle[2]=i3; | |
470 | assparticle[3]=i4; | |
471 | assparticle[4]=i5; | |
472 | assparticle[5]=i6; | |
473 | ||
474 | chisquarebest=chisquare; | |
475 | t0best=meantzero; | |
340693af | 476 | et0best=emeantzero; |
6dc9348d | 477 | } // close if(dummychisquare<=chisquare) |
478 | } // end loop on i6 | |
479 | } // end loop on i5 | |
480 | } // end loop on i4 | |
481 | } // end loop on i3 | |
482 | } // end loop on i2 | |
483 | } // end loop on i1 | |
484 | ||
485 | ||
486 | Float_t confLevel=999; | |
487 | if(chisquarebest<999.){ | |
488 | Double_t dblechisquare=(Double_t)chisquarebest; | |
489 | confLevel=(Float_t)TMath::Prob(dblechisquare,ntracksinset-1); | |
490 | } | |
491 | // assume they are all pions for fake sets | |
492 | if(confLevel<0.01 || confLevel==999. ){ | |
493 | for (Int_t itrk=0; itrk<ntracksinset; itrk++)assparticle[itrk]=0; | |
494 | } | |
495 | for (Int_t itrk=0; itrk<ntracksinset; itrk++) { | |
496 | Int_t index = itrk+i*ntracksinset; | |
497 | AliTOFcalibESD *element=(AliTOFcalibESD*)fESDsel->At(index); | |
498 | element->SetCombID(assparticle[itrk]); | |
499 | } | |
500 | } | |
501 | } | |
502 | ||
503 | //_____________________________________________________________________________ | |
504 | ||
505 | void AliTOFcalib::CalibrateESD(){ | |
340693af | 506 | //Calibrate selected ESD times |
6dc9348d | 507 | Int_t nelements = fESDsel->GetEntries(); |
d4ad0d6b | 508 | Int_t *number=new Int_t[fNChannels]; |
509 | fArrayToT = new AliTOFArray(fNChannels); | |
510 | fArrayTime = new AliTOFArray(fNChannels); | |
511 | for (Int_t i=0; i<fNChannels; i++){ | |
6dc9348d | 512 | number[i]=0; |
513 | fArrayToT->AddArray(i, new TArrayF(fgkchannel)); | |
514 | TArrayF * parrToT = fArrayToT->GetArray(i); | |
515 | TArrayF & refaToT = * parrToT; | |
516 | fArrayTime->AddArray(i, new TArrayF(fgkchannel)); | |
517 | TArrayF * parrTime = fArrayToT->GetArray(i); | |
518 | TArrayF & refaTime = * parrTime; | |
519 | for (Int_t j = 0;j<AliTOFcalib::fgkchannel;j++){ | |
520 | refaToT[j]=0.; //ToT[i][j]=j; | |
521 | refaTime[j]=0.; //Time[i][j]=j; | |
522 | } | |
523 | } | |
524 | ||
525 | for (Int_t i=0; i< nelements; i++) { | |
526 | AliTOFcalibESD *element=(AliTOFcalibESD*)fESDsel->At(i); | |
527 | Int_t ipid = element->GetCombID(); | |
528 | Double_t etime = 0; //expected time | |
529 | Double_t expTime[10]; | |
530 | element->GetIntegratedTimes(expTime); | |
531 | if (ipid == 0) etime = expTime[2]*1E-3; //ns | |
532 | else if (ipid == 1) etime = expTime[3]*1E-3; //ns | |
533 | else if (ipid == 2) etime = expTime[4]*1E-3; //ns | |
534 | else AliError("No pid from combinatorial algo for this track"); | |
535 | Double_t mtime = (Double_t)element->GetTOFsignal()*1E-3; //measured time | |
536 | Double_t mToT = (Double_t) element->GetToT(); //measured ToT, ns | |
6dc9348d | 537 | //select the correspondent channel with its simulated ToT spectrum |
538 | //summing up everything, index = 0 for all channels: | |
d4ad0d6b | 539 | Int_t index = element->GetTOFCalChannel(); |
6dc9348d | 540 | Int_t index2 = number[index]; |
541 | TArrayF * parrToT = fArrayToT->GetArray(index); | |
542 | TArrayF & refaToT = * parrToT; | |
543 | refaToT[index2] = (Float_t)mToT; | |
544 | TArrayF * parrTime = fArrayTime->GetArray(index); | |
545 | TArrayF & refaTime = * parrTime; | |
546 | refaTime[index2] = (Float_t)(mtime-etime); | |
547 | number[index]++; | |
548 | } | |
549 | ||
550 | for (Int_t i=0;i<1;i++){ | |
551 | TH1F * hProf = Profile(i); | |
552 | TF1* fGold = SetFitFunctions(hProf); | |
553 | Int_t nfpar = fGold->GetNpar(); | |
554 | Float_t par[6]; | |
555 | for(Int_t kk=0;kk<6;kk++){ | |
556 | par[kk]=0; | |
557 | } | |
558 | for (Int_t kk = 0; kk< nfpar; kk++){ | |
559 | par[kk]=fGold->GetParameter(kk); | |
560 | } | |
85fc78e3 | 561 | if (!fTOFCal) { |
562 | AliTOFGeometry *geom=new AliTOFGeometryV5(); | |
563 | fTOFCal = new AliTOFCal(geom); | |
564 | fTOFCal->CreateArray(); | |
565 | delete geom; | |
566 | } | |
340693af | 567 | AliTOFChannel * calChannel = fTOFCal->GetChannel(i); |
568 | calChannel->SetSlewPar(par); | |
6dc9348d | 569 | } |
570 | delete[] number; | |
571 | } | |
572 | ||
573 | //___________________________________________________________________________ | |
574 | ||
340693af | 575 | TH1F* AliTOFcalib::Profile(Int_t ich) |
576 | { | |
577 | //Prepare histograms for Slewing Correction | |
578 | const Int_t knbinToT = 650; | |
6dc9348d | 579 | Int_t nbinTime = 400; |
580 | Float_t minTime = -10.5; //ns | |
581 | Float_t maxTime = 10.5; //ns | |
582 | Float_t minToT = 7.5; //ns | |
583 | Float_t maxToT = 40.; //ns | |
340693af | 584 | Float_t deltaToT = (maxToT-minToT)/knbinToT; |
585 | Double_t mTime[knbinToT+1],mToT[knbinToT+1],meanTime[knbinToT+1], meanTime2[knbinToT+1],vToT[knbinToT+1], vToT2[knbinToT+1],meanToT[knbinToT+1],meanToT2[knbinToT+1],vTime[knbinToT+1],vTime2[knbinToT+1],xlow[knbinToT+1],sigmaTime[knbinToT+1]; | |
586 | Int_t n[knbinToT+1], nentrx[knbinToT+1]; | |
587 | Double_t sigmaToT[knbinToT+1]; | |
588 | for (Int_t i = 0; i < knbinToT+1 ; i++){ | |
6dc9348d | 589 | mTime[i]=0; |
590 | mToT[i]=0; | |
591 | n[i]=0; | |
592 | meanTime[i]=0; | |
593 | meanTime2[i]=0; | |
340693af | 594 | vToT[i]=0; |
595 | vToT2[i]=0; | |
6dc9348d | 596 | meanToT[i]=0; |
597 | meanToT2[i]=0; | |
340693af | 598 | vTime[i]=0; |
599 | vTime2[i]=0; | |
6dc9348d | 600 | xlow[i]=0; |
601 | sigmaTime[i]=0; | |
602 | sigmaToT[i]=0; | |
603 | n[i]=0; | |
604 | nentrx[i]=0; | |
605 | } | |
340693af | 606 | TH2F* hSlewing = new TH2F("hSlewing", "hSlewing", knbinToT, minToT, maxToT, nbinTime, minTime, maxTime); |
6dc9348d | 607 | TArrayF * parrToT = fArrayToT->GetArray(ich); |
608 | TArrayF & refaToT = * parrToT; | |
609 | TArrayF * parrTime = fArrayTime->GetArray(ich); | |
610 | TArrayF & refaTime = * parrTime; | |
611 | for (Int_t j = 0; j < AliTOFcalib::fgkchannel; j++){ | |
612 | if (refaToT[j] == 0) continue; | |
340693af | 613 | Int_t nx = (Int_t)((refaToT[j]-minToT)/deltaToT)+1; |
6dc9348d | 614 | if ((refaToT[j] != 0) && (refaTime[j] != 0)){ |
340693af | 615 | vTime[nx]+=refaTime[j]; |
616 | vTime2[nx]+=(refaTime[j])*(refaTime[j]); | |
617 | vToT[nx]+=refaToT[j]; | |
618 | vToT2[nx]+=refaToT[j]*refaToT[j]; | |
6dc9348d | 619 | nentrx[nx]++; |
620 | hSlewing->Fill(refaToT[j],refaTime[j]); | |
621 | } | |
622 | } | |
623 | Int_t nbinsToT=hSlewing->GetNbinsX(); | |
340693af | 624 | if (nbinsToT != knbinToT) { |
6dc9348d | 625 | AliError("Profile :: incompatible numbers of bins"); |
626 | return 0x0; | |
627 | } | |
628 | ||
629 | Int_t usefulBins=0; | |
630 | TH1F *histo = new TH1F("histo", "1D Time vs ToT", nbinsToT, minToT, maxToT); | |
631 | for (Int_t i=1;i<=nbinsToT;i++){ | |
632 | if (nentrx[i]!=0){ | |
633 | n[usefulBins]+=nentrx[i]; | |
634 | if (n[usefulBins]==0 && i == nbinsToT) { | |
635 | break; | |
636 | } | |
340693af | 637 | meanTime[usefulBins]+=vTime[i]; |
638 | meanTime2[usefulBins]+=vTime2[i]; | |
639 | meanToT[usefulBins]+=vToT[i]; | |
640 | meanToT2[usefulBins]+=vToT2[i]; | |
6dc9348d | 641 | if (n[usefulBins]<20 && i!=nbinsToT) continue; |
642 | mTime[usefulBins]=meanTime[usefulBins]/n[usefulBins]; | |
643 | mToT[usefulBins]=meanToT[usefulBins]/n[usefulBins]; | |
644 | sigmaTime[usefulBins]=TMath::Sqrt(1./n[usefulBins]/n[usefulBins] | |
645 | *(meanTime2[usefulBins]-meanTime[usefulBins] | |
646 | *meanTime[usefulBins]/n[usefulBins])); | |
647 | if ((1./n[usefulBins]/n[usefulBins] | |
648 | *(meanToT2[usefulBins]-meanToT[usefulBins] | |
649 | *meanToT[usefulBins]/n[usefulBins]))< 0) { | |
650 | AliError(" too small radical" ); | |
651 | sigmaToT[usefulBins]=0; | |
652 | } | |
653 | else{ | |
654 | sigmaToT[usefulBins]=TMath::Sqrt(1./n[usefulBins]/n[usefulBins] | |
655 | *(meanToT2[usefulBins]-meanToT[usefulBins] | |
656 | *meanToT[usefulBins]/n[usefulBins])); | |
657 | } | |
658 | usefulBins++; | |
659 | } | |
660 | } | |
661 | for (Int_t i=0;i<usefulBins;i++){ | |
340693af | 662 | Int_t binN = (Int_t)((mToT[i]-minToT)/deltaToT)+1; |
6dc9348d | 663 | histo->Fill(mToT[i],mTime[i]); |
664 | histo->SetBinError(binN,sigmaTime[i]); | |
665 | } | |
666 | return histo; | |
667 | } | |
668 | //_____________________________________________________________________________ | |
669 | ||
340693af | 670 | void AliTOFcalib::CorrectESDTime() |
671 | { | |
672 | //Calculate the corrected TOF time | |
6dc9348d | 673 | Int_t nelements = fESDsel->GetEntries(); |
674 | for (Int_t i=0; i< nelements; i++) { | |
675 | AliTOFcalibESD *element=(AliTOFcalibESD*)fESDsel->At(i); | |
d4ad0d6b | 676 | Int_t index = element->GetTOFCalChannel(); |
340693af | 677 | Float_t tToT = element->GetToT(); |
6dc9348d | 678 | //select the correspondent channel with its simulated ToT spectrum |
679 | //summing up everything, index = 0 for all channels: | |
6dc9348d | 680 | Int_t ipid = element->GetCombID(); |
681 | Double_t etime = 0; //expected time | |
682 | Double_t expTime[10]; | |
683 | element->GetIntegratedTimes(expTime); | |
684 | if (ipid == 0) etime = expTime[2]*1E-3; //ns | |
685 | else if (ipid == 1) etime = expTime[3]*1E-3; //ns | |
686 | else if (ipid == 2) etime = expTime[4]*1E-3; //ns | |
687 | Float_t par[6]; | |
85fc78e3 | 688 | if (!fTOFCal) { |
689 | AliTOFGeometry *geom=new AliTOFGeometryV5(); | |
690 | fTOFCal = new AliTOFCal(geom); | |
691 | fTOFCal->CreateArray(); | |
692 | delete geom; | |
693 | } | |
340693af | 694 | AliTOFChannel * calChannel = fTOFCal->GetChannel(index); |
6dc9348d | 695 | for (Int_t j = 0; j<6; j++){ |
340693af | 696 | par[j]=calChannel->GetSlewPar(j); |
6dc9348d | 697 | } |
340693af | 698 | Float_t timeCorr=0; |
699 | timeCorr= par[0]+par[1]*tToT+par[2]*tToT*tToT+par[3]*tToT*tToT*tToT+par[4]*tToT*tToT*tToT*tToT+par[5]*tToT*tToT*tToT*tToT*tToT; | |
6dc9348d | 700 | } |
701 | } | |
702 | //_____________________________________________________________________________ | |
703 | ||
d4ad0d6b | 704 | void AliTOFcalib::CorrectESDTime(AliESD *event){ |
340693af | 705 | //Calculate the corrected TOF time |
d4ad0d6b | 706 | |
6dc9348d | 707 | Int_t ntrk =0; |
708 | ntrk=event->GetNumberOfTracks(); | |
709 | for (Int_t itrk=0; itrk<ntrk; itrk++) { | |
710 | AliESDtrack *t=event->GetTrack(itrk); | |
711 | if ((t->GetStatus()&AliESDtrack::kTOFout)==0) { | |
712 | continue; | |
713 | } | |
714 | //IsStartedTimeIntegral | |
715 | if ((t->GetStatus()&AliESDtrack::kTIME)==0) { | |
716 | continue; | |
717 | } | |
340693af | 718 | UInt_t assignedTOFcluster=t->GetTOFcluster();//index of the assigned TOF cluster, >0 ? |
719 | if(assignedTOFcluster==0){ // not matched | |
6dc9348d | 720 | continue; |
721 | } | |
d4ad0d6b | 722 | Int_t index = t->GetTOFCalChannel(); |
85fc78e3 | 723 | if (!fTOFCal) { |
724 | AliTOFGeometry *geom=new AliTOFGeometryV5(); | |
725 | fTOFCal = new AliTOFCal(geom); | |
726 | fTOFCal->CreateArray(); | |
727 | delete geom; | |
728 | } | |
340693af | 729 | AliTOFChannel * calChannel = fTOFCal->GetChannel(index); |
6dc9348d | 730 | Float_t par[6]; |
731 | for (Int_t j = 0; j<6; j++){ | |
340693af | 732 | par[j]=calChannel->GetSlewPar(j); |
6dc9348d | 733 | } |
340693af | 734 | Float_t tToT = t->GetTOFsignalToT(); |
735 | Float_t timeCorr =0; | |
736 | timeCorr=par[0]+par[1]*tToT+par[2]*tToT*tToT+par[3]*tToT*tToT*tToT+par[4]*tToT*tToT*tToT*tToT+par[5]*tToT*tToT*tToT*tToT*tToT; | |
6dc9348d | 737 | } |
738 | } | |
739 | //_____________________________________________________________________________ | |
740 | ||
340693af | 741 | void AliTOFcalib::WriteParOnCDB(Char_t *sel, Int_t minrun, Int_t maxrun) |
742 | { | |
743 | //Write calibration parameters to the CDB | |
6dc9348d | 744 | AliCDBManager *man = AliCDBManager::Instance(); |
d4ad0d6b | 745 | if(!man->IsDefaultStorageSet())man->SetDefaultStorage("local://$ALICE_ROOT"); |
28dd10b6 | 746 | Char_t *sel1 = "Par" ; |
d4ad0d6b | 747 | Char_t out[100]; |
748 | sprintf(out,"%s/%s",sel,sel1); | |
749 | AliCDBId id(out,minrun,maxrun); | |
6dc9348d | 750 | AliCDBMetaData *md = new AliCDBMetaData(); |
d4ad0d6b | 751 | md->SetResponsible("Chiara Zampolli"); |
85fc78e3 | 752 | if (!fTOFCal) { |
753 | AliTOFGeometry *geom=new AliTOFGeometryV5(); | |
754 | fTOFCal = new AliTOFCal(geom); | |
755 | fTOFCal->CreateArray(); | |
756 | delete geom; | |
757 | } | |
6dc9348d | 758 | man->Put(fTOFCal,id,md); |
5eaae242 | 759 | delete md; |
6dc9348d | 760 | } |
761 | //_____________________________________________________________________________ | |
762 | ||
d4ad0d6b | 763 | void AliTOFcalib::WriteParOnCDB(Char_t *sel, Int_t minrun, Int_t maxrun, AliTOFCal *cal){ |
340693af | 764 | //Write calibration parameters to the CDB |
6dc9348d | 765 | AliCDBManager *man = AliCDBManager::Instance(); |
d4ad0d6b | 766 | if(!man->IsDefaultStorageSet())man->SetDefaultStorage("local://$ALICE_ROOT"); |
28dd10b6 | 767 | Char_t *sel1 = "Par" ; |
d4ad0d6b | 768 | Char_t out[100]; |
769 | sprintf(out,"%s/%s",sel,sel1); | |
770 | AliCDBId id(out,minrun,maxrun); | |
771 | AliCDBMetaData *md = new AliCDBMetaData(); | |
772 | md->SetResponsible("Chiara Zampolli"); | |
773 | man->Put(cal,id,md); | |
5eaae242 | 774 | delete md; |
d4ad0d6b | 775 | } |
776 | //_____________________________________________________________________________ | |
777 | ||
340693af | 778 | void AliTOFcalib::ReadParFromCDB(Char_t *sel, Int_t nrun) |
779 | { | |
780 | //Read calibration parameters from the CDB | |
d4ad0d6b | 781 | AliCDBManager *man = AliCDBManager::Instance(); |
782 | if(!man->IsDefaultStorageSet())man->SetDefaultStorage("local://$ALICE_ROOT"); | |
28dd10b6 | 783 | Char_t *sel1 = "Par" ; |
d4ad0d6b | 784 | Char_t out[100]; |
785 | sprintf(out,"%s/%s",sel,sel1); | |
786 | AliCDBEntry *entry = man->Get(out,nrun); | |
6dc9348d | 787 | AliTOFCal *cal =(AliTOFCal*)entry->GetObject(); |
788 | fTOFCal = cal; | |
789 | } | |
790 | //_____________________________________________________________________________ | |
340693af | 791 | void AliTOFcalib::WriteSimParOnCDB(Char_t *sel, Int_t minrun, Int_t maxrun) |
792 | { | |
793 | //Write Sim miscalibration parameters to the CDB | |
d4ad0d6b | 794 | |
795 | ||
796 | //for the time being, only one spectrum is used | |
797 | TFile *spFile = new TFile("$ALICE_ROOT/TOF/data/spectrum.root","read"); | |
798 | TH1F * hToT; | |
799 | // Retrieve ToT Spectrum | |
800 | spFile->GetObject("ToT",hToT); | |
801 | ||
802 | fTOFSimToT=hToT; | |
803 | ||
804 | // Retrieve Time over TOT dependence | |
805 | ||
806 | TH1F * h = (TH1F*)spFile->Get("TimeToTFit"); | |
807 | TList * list = (TList*)h->GetListOfFunctions(); | |
808 | TF1* f = (TF1*)list->At(0); | |
809 | Float_t par[6] = {0,0,0,0,0,0}; | |
810 | Int_t npar=f->GetNpar(); | |
811 | for (Int_t ipar=0;ipar<npar;ipar++){ | |
812 | par[ipar]=f->GetParameter(ipar); | |
813 | } | |
85fc78e3 | 814 | if (!fTOFSimCal) { |
815 | AliTOFGeometry *geom=new AliTOFGeometryV5(); | |
816 | fTOFSimCal = new AliTOFCal(geom); | |
817 | fTOFSimCal->CreateArray(); | |
818 | delete geom; | |
819 | } | |
d4ad0d6b | 820 | for(Int_t iTOFch=0; iTOFch<fTOFSimCal->NPads();iTOFch++){ |
340693af | 821 | AliTOFChannel * calChannel = fTOFSimCal->GetChannel(iTOFch); |
822 | calChannel->SetSlewPar(par); | |
d4ad0d6b | 823 | } |
824 | ||
825 | // Store them in the CDB | |
826 | ||
827 | AliCDBManager *man = AliCDBManager::Instance(); | |
828 | if(!man->IsDefaultStorageSet())man->SetDefaultStorage("local://$ALICE_ROOT"); | |
829 | AliCDBMetaData *md = new AliCDBMetaData(); | |
830 | md->SetResponsible("Chiara Zampolli"); | |
28dd10b6 | 831 | Char_t *sel1 = "SimPar" ; |
d4ad0d6b | 832 | Char_t out[100]; |
833 | sprintf(out,"%s/%s",sel,sel1); | |
834 | AliCDBId id1(out,minrun,maxrun); | |
835 | man->Put(fTOFSimCal,id1,md); | |
28dd10b6 | 836 | Char_t *sel2 = "SimHisto" ; |
d4ad0d6b | 837 | sprintf(out,"%s/%s",sel,sel2); |
838 | AliCDBId id2(out,minrun,maxrun); | |
839 | man->Put(fTOFSimToT,id2,md); | |
5eaae242 | 840 | delete md; |
d4ad0d6b | 841 | } |
842 | ||
843 | //_____________________________________________________________________________ | |
844 | void AliTOFcalib::WriteSimParOnCDB(Char_t *sel, Int_t minrun, Int_t maxrun, AliTOFCal *cal, TH1F * histo){ | |
340693af | 845 | //Write Sim miscalibration parameters to the CDB |
d4ad0d6b | 846 | |
d4ad0d6b | 847 | fTOFSimToT=histo; |
848 | fTOFSimCal=cal; | |
849 | AliCDBManager *man = AliCDBManager::Instance(); | |
850 | if(!man->IsDefaultStorageSet())man->SetDefaultStorage("local://$ALICE_ROOT"); | |
851 | AliCDBMetaData *md = new AliCDBMetaData(); | |
852 | md->SetResponsible("Chiara Zampolli"); | |
28dd10b6 | 853 | Char_t *sel1 = "SimPar" ; |
d4ad0d6b | 854 | Char_t out[100]; |
855 | sprintf(out,"%s/%s",sel,sel1); | |
856 | AliCDBId id1(out,minrun,maxrun); | |
857 | man->Put(fTOFSimCal,id1,md); | |
28dd10b6 | 858 | Char_t *sel2 = "SimHisto" ; |
d4ad0d6b | 859 | sprintf(out,"%s/%s",sel,sel2); |
860 | AliCDBId id2(out,minrun,maxrun); | |
861 | man->Put(fTOFSimToT,id2,md); | |
5eaae242 | 862 | delete md; |
d4ad0d6b | 863 | } |
864 | //_____________________________________________________________________________ | |
340693af | 865 | void AliTOFcalib::ReadSimParFromCDB(Char_t *sel, Int_t nrun) |
866 | { | |
867 | //Read miscalibration parameters from the CDB | |
d4ad0d6b | 868 | AliCDBManager *man = AliCDBManager::Instance(); |
869 | if(!man->IsDefaultStorageSet())man->SetDefaultStorage("local://$ALICE_ROOT"); | |
28dd10b6 | 870 | Char_t *sel1 = "SimPar" ; |
d4ad0d6b | 871 | Char_t out[100]; |
872 | sprintf(out,"%s/%s",sel,sel1); | |
873 | AliCDBEntry *entry1 = man->Get(out,nrun); | |
874 | AliTOFCal *cal =(AliTOFCal*)entry1->GetObject(); | |
875 | fTOFSimCal=cal; | |
28dd10b6 | 876 | Char_t *sel2 = "SimHisto" ; |
d4ad0d6b | 877 | sprintf(out,"%s/%s",sel,sel2); |
878 | AliCDBEntry *entry2 = man->Get(out,nrun); | |
879 | TH1F *histo =(TH1F*)entry2->GetObject(); | |
880 | fTOFSimToT=histo; | |
881 | } | |
882 | //_____________________________________________________________________________ | |
6dc9348d | 883 | |
340693af | 884 | Int_t AliTOFcalib::GetIndex(Int_t *detId) |
885 | { | |
886 | //Retrieve calibration channel index | |
6dc9348d | 887 | Int_t isector = detId[0]; |
888 | if (isector >= fNSector) | |
889 | AliError(Form("Wrong sector number in TOF (%d) !",isector)); | |
890 | Int_t iplate = detId[1]; | |
891 | if (iplate >= fNPlate) | |
892 | AliError(Form("Wrong plate number in TOF (%d) !",iplate)); | |
893 | Int_t istrip = detId[2]; | |
894 | Int_t ipadz = detId[3]; | |
895 | Int_t ipadx = detId[4]; | |
896 | Int_t stripOffset = 0; | |
897 | switch (iplate) { | |
898 | case 0: | |
899 | stripOffset = 0; | |
900 | break; | |
901 | case 1: | |
902 | stripOffset = fNStripC; | |
903 | break; | |
904 | case 2: | |
905 | stripOffset = fNStripC+fNStripB; | |
906 | break; | |
907 | case 3: | |
908 | stripOffset = fNStripC+fNStripB+fNStripA; | |
909 | break; | |
910 | case 4: | |
911 | stripOffset = fNStripC+fNStripB+fNStripA+fNStripB; | |
912 | break; | |
913 | default: | |
914 | AliError(Form("Wrong plate number in TOF (%d) !",iplate)); | |
915 | break; | |
916 | }; | |
917 | ||
918 | Int_t idet = ((2*(fNStripC+fNStripB)+fNStripA)*fNpadZ*fNpadX)*isector + | |
919 | (stripOffset*fNpadZ*fNpadX)+ | |
920 | (fNpadZ*fNpadX)*istrip+ | |
921 | (fNpadX)*ipadz+ | |
922 | ipadx; | |
923 | return idet; | |
924 | } | |
925 |