dc7ca31d |
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 | /* $Id$ */ |
72e48d95 |
17 | /********************************************************************* |
18 | * T0 reconstruction and filling ESD |
19 | * - reconstruct mean time (interation time) |
20 | * - vertex position |
21 | * - multiplicity |
22 | ********************************************************************/ |
dc7ca31d |
23 | |
af885e0f |
24 | #include <AliESDEvent.h> |
dc7ca31d |
25 | #include "AliLog.h" |
dc7ca31d |
26 | #include "AliT0RecPoint.h" |
27 | #include "AliRawReader.h" |
28 | #include "AliT0RawReader.h" |
dc7ca31d |
29 | #include "AliT0digit.h" |
30 | #include "AliT0Reconstructor.h" |
31 | #include "AliT0Parameters.h" |
c41ceaac |
32 | #include "AliT0Calibrator.h" |
dc7ca31d |
33 | |
34 | #include <TArrayI.h> |
35 | #include <TGraph.h> |
aad72f45 |
36 | #include <TMath.h> |
b09247a2 |
37 | #include <Riostream.h> |
dc7ca31d |
38 | |
39 | ClassImp(AliT0Reconstructor) |
40 | |
c41ceaac |
41 | AliT0Reconstructor:: AliT0Reconstructor(): AliReconstructor(), |
f16935f7 |
42 | fdZonA(0), |
43 | fdZonC(0), |
44 | fZposition(0), |
45 | fParam(NULL), |
2e6a5ee0 |
46 | fAmpLEDrec(), |
c883fdf2 |
47 | fQTC(0), |
48 | fAmpLED(0), |
2e6a5ee0 |
49 | fCalib() |
e0bba6cc |
50 | { |
72e48d95 |
51 | //constructor |
52 | |
c41ceaac |
53 | AliDebug(1,"Start reconstructor "); |
74adb36a |
54 | |
55 | fParam = AliT0Parameters::Instance(); |
56 | fParam->Init(); |
c883fdf2 |
57 | TString option = GetOption(); |
58 | |
74adb36a |
59 | for (Int_t i=0; i<24; i++){ |
2e6a5ee0 |
60 | TGraph* gr = fParam ->GetAmpLEDRec(i); |
29ed1d0e |
61 | if (gr) fAmpLEDrec.AddAtAndExpand(gr,i) ; |
c883fdf2 |
62 | TGraph* gr1 = fParam ->GetAmpLED(i); |
63 | if (gr1) fAmpLED.AddAtAndExpand(gr1,i) ; |
64 | TGraph* gr2 = fParam ->GetQTC(i); |
65 | if (gr2) fQTC.AddAtAndExpand(gr2,i) ; |
66 | |
67 | } |
29ed1d0e |
68 | |
f16935f7 |
69 | fdZonC = TMath::Abs(fParam->GetZPositionShift("T0/C/PMT1")); |
70 | fdZonA = TMath::Abs(fParam->GetZPositionShift("T0/A/PMT15")); |
12e9daf9 |
71 | fCalib = new AliT0Calibrator(); |
72 | |
c41ceaac |
73 | } |
74 | //____________________________________________________________________ |
e0bba6cc |
75 | |
c41ceaac |
76 | AliT0Reconstructor::AliT0Reconstructor(const AliT0Reconstructor &r): |
d76c31f4 |
77 | AliReconstructor(r), |
f16935f7 |
78 | fdZonA(0), |
79 | fdZonC(0), |
80 | fZposition(0), |
81 | fParam(NULL), |
2e6a5ee0 |
82 | fAmpLEDrec(), |
c883fdf2 |
83 | fQTC(0), |
84 | fAmpLED(0), |
2e6a5ee0 |
85 | fCalib() |
86 | |
f16935f7 |
87 | { |
c41ceaac |
88 | // |
89 | // AliT0Reconstructor copy constructor |
90 | // |
e0bba6cc |
91 | |
c41ceaac |
92 | ((AliT0Reconstructor &) r).Copy(*this); |
e0bba6cc |
93 | |
94 | } |
95 | |
c41ceaac |
96 | //_____________________________________________________________________________ |
97 | AliT0Reconstructor &AliT0Reconstructor::operator=(const AliT0Reconstructor &r) |
dc7ca31d |
98 | { |
c41ceaac |
99 | // |
100 | // Assignment operator |
101 | // |
102 | |
103 | if (this != &r) ((AliT0Reconstructor &) r).Copy(*this); |
104 | return *this; |
e0bba6cc |
105 | |
dc7ca31d |
106 | } |
c41ceaac |
107 | |
108 | //_____________________________________________________________________________ |
109 | |
dc7ca31d |
110 | void AliT0Reconstructor::Reconstruct(TTree*digitsTree, TTree*clustersTree) const |
94c27e4f |
111 | |
dc7ca31d |
112 | { |
94c27e4f |
113 | // T0 digits reconstruction |
114 | // T0RecPoint writing |
c41ceaac |
115 | |
74adb36a |
116 | |
c41ceaac |
117 | TArrayI * timeCFD = new TArrayI(24); |
118 | TArrayI * timeLED = new TArrayI(24); |
119 | TArrayI * chargeQT0 = new TArrayI(24); |
120 | TArrayI * chargeQT1 = new TArrayI(24); |
74adb36a |
121 | |
dc7ca31d |
122 | |
94c27e4f |
123 | // Int_t mV2Mip = param->GetmV2Mip(); |
dc7ca31d |
124 | //mV2Mip = param->GetmV2Mip(); |
8955c6b4 |
125 | Float_t channelWidth = fParam->GetChannelWidth() ; |
12e9daf9 |
126 | // Int_t meanT0 = fParam->GetMeanT0(); |
94c27e4f |
127 | |
dc7ca31d |
128 | AliDebug(1,Form("Start DIGITS reconstruction ")); |
94c27e4f |
129 | |
2e6a5ee0 |
130 | |
131 | TBranch *brDigits=digitsTree->GetBranch("T0"); |
e0bba6cc |
132 | AliT0digit *fDigits = new AliT0digit() ; |
dc7ca31d |
133 | if (brDigits) { |
134 | brDigits->SetAddress(&fDigits); |
135 | }else{ |
f16935f7 |
136 | AliError(Form("EXEC Branch T0 digits not found")); |
137 | return; |
dc7ca31d |
138 | } |
e0bba6cc |
139 | |
c41ceaac |
140 | digitsTree->GetEvent(0); |
141 | digitsTree->GetEntry(0); |
142 | brDigits->GetEntry(0); |
143 | fDigits->GetTimeCFD(*timeCFD); |
144 | fDigits->GetTimeLED(*timeLED); |
145 | fDigits->GetQT0(*chargeQT0); |
146 | fDigits->GetQT1(*chargeQT1); |
446d6ec4 |
147 | Int_t onlineMean = fDigits->MeanTime(); |
c883fdf2 |
148 | |
c41ceaac |
149 | |
150 | Float_t besttimeA=999999; |
151 | Float_t besttimeC=999999; |
152 | Int_t pmtBestA=99999; |
153 | Int_t pmtBestC=99999; |
dc7ca31d |
154 | Float_t timeDiff=999999, meanTime=0; |
155 | |
c883fdf2 |
156 | Int_t mv2MIP = fParam-> GetmV2Mip(); |
157 | |
e0bba6cc |
158 | |
94c27e4f |
159 | AliT0RecPoint* frecpoints= new AliT0RecPoint (); |
160 | clustersTree->Branch( "T0", "AliT0RecPoint" ,&frecpoints, 405,1); |
161 | |
12e9daf9 |
162 | Float_t time[24], adc[24]; |
dc7ca31d |
163 | for (Int_t ipmt=0; ipmt<24; ipmt++) { |
c41ceaac |
164 | if(timeCFD->At(ipmt)>0 ){ |
29d3e0eb |
165 | Double_t qt0 = Double_t(chargeQT0->At(ipmt)); |
166 | Double_t qt1 = Double_t(chargeQT1->At(ipmt)); |
12e9daf9 |
167 | if((qt1-qt0)>0) adc[ipmt] = Int_t (TMath::Exp( Double_t (channelWidth*(qt1-qt0)/1000))); |
168 | |
2e6a5ee0 |
169 | time[ipmt] = fCalib-> WalkCorrection( ipmt, Int_t(qt1) , timeCFD->At(ipmt), "pdc" ) ; |
c883fdf2 |
170 | |
c41ceaac |
171 | //LED |
a7027400 |
172 | Float_t ampLED; //LED |
29d3e0eb |
173 | Double_t sl = (timeLED->At(ipmt) - time[ipmt])*channelWidth; |
a7027400 |
174 | if( adc[ipmt]/Float_t(mv2MIP) < 20) |
175 | { |
176 | Double_t qt=((TGraph*)fAmpLEDrec.At(ipmt))->Eval(sl/1000.); |
177 | ampLED = qt/Float_t(mv2MIP); |
178 | AliDebug(1,Form(" ipmt %i QTC %f ch QTC in MIP %f, time in chann %f (led-cfd) %f in MIPs %f", |
179 | ipmt, adc[ipmt], adc[ipmt]/Float_t(mv2MIP), time[ipmt],sl,ampLED )); |
180 | } |
181 | else |
182 | { AliDebug(1,Form(" amplitude %f MIPs on PMT %i, write QTC in both ", (adc[ipmt]/Float_t(mv2MIP)), ipmt)); |
183 | ampLED=adc[ipmt]/Float_t(mv2MIP);} |
c883fdf2 |
184 | frecpoints->SetTime(ipmt,time[ipmt]); |
185 | frecpoints->SetAmp(ipmt,adc[ipmt]/Float_t(mv2MIP)); |
c724dd64 |
186 | frecpoints->SetAmpLED(ipmt,ampLED); |
dc7ca31d |
187 | } |
188 | else { |
189 | time[ipmt] = 0; |
190 | adc[ipmt] = 0; |
191 | } |
192 | } |
94c27e4f |
193 | |
dc7ca31d |
194 | for (Int_t ipmt=0; ipmt<12; ipmt++){ |
195 | if(time[ipmt] > 1 ) { |
c41ceaac |
196 | if(time[ipmt]<besttimeC){ |
197 | besttimeC=time[ipmt]; //timeC |
198 | pmtBestC=ipmt; |
dc7ca31d |
199 | } |
200 | } |
201 | } |
202 | for ( Int_t ipmt=12; ipmt<24; ipmt++){ |
203 | if(time[ipmt] > 1) { |
c41ceaac |
204 | if(time[ipmt]<besttimeA) { |
205 | besttimeA=time[ipmt]; //timeA |
206 | pmtBestA=ipmt;} |
dc7ca31d |
207 | } |
208 | } |
c41ceaac |
209 | if(besttimeA !=999999) frecpoints->SetTimeBestA(Int_t(besttimeA)); |
210 | if( besttimeC != 999999 ) frecpoints->SetTimeBestC(Int_t(besttimeC)); |
12e9daf9 |
211 | AliDebug(1,Form(" besttimeA %f ch, besttimeC %f ch",besttimeA, besttimeC)); |
dc7ca31d |
212 | Float_t c = 0.0299792; // cm/ps |
213 | Float_t vertex = 0; |
c41ceaac |
214 | if(besttimeA !=999999 && besttimeC != 999999 ){ |
12e9daf9 |
215 | timeDiff = (besttimeC - besttimeA)*channelWidth; |
446d6ec4 |
216 | meanTime = (Float_t((besttimeA + besttimeC -4000)/2) * channelWidth); |
12e9daf9 |
217 | // meanTime = (meanT0 - (besttimeA + besttimeC)/2) * channelWidth; |
f16935f7 |
218 | vertex = c*(timeDiff)/2. + (fdZonA - fdZonC)/2; //-(lenr-lenl))/2; |
dc7ca31d |
219 | frecpoints->SetVertex(vertex); |
220 | frecpoints->SetMeanTime(Int_t(meanTime)); |
446d6ec4 |
221 | //online mean |
222 | frecpoints->SetOnlineMean(Int_t(onlineMean * channelWidth)); |
223 | AliDebug(1,Form(" timeDiff %f ps, meanTime %f ps, vertex %f cm online mean %i ps",timeDiff, meanTime,vertex, Int_t(onlineMean * channelWidth ))); |
dc7ca31d |
224 | |
225 | } |
446d6ec4 |
226 | |
94c27e4f |
227 | //time in each channel as time[ipmt]-MeanTimeinThisChannel(with vertex=0) |
446d6ec4 |
228 | /* |
94c27e4f |
229 | for (Int_t ipmt=0; ipmt<24; ipmt++) { |
230 | if(time[ipmt]>1) { |
446d6ec4 |
231 | // time[ipmt] = (time[ipmt] - fTime0vertex[ipmt])*channelWidth; |
12e9daf9 |
232 | time[ipmt] =Int_t ( Float_t(time[ipmt]) * channelWidth); |
94c27e4f |
233 | frecpoints->SetTime(ipmt,time[ipmt]); |
234 | } |
235 | } |
446d6ec4 |
236 | */ |
dc7ca31d |
237 | clustersTree->Fill(); |
bd375212 |
238 | |
239 | delete timeCFD; |
240 | delete timeLED; |
241 | delete chargeQT0; |
242 | delete chargeQT1; |
dc7ca31d |
243 | } |
244 | |
245 | |
c41ceaac |
246 | //_______________________________________________________________________ |
247 | |
248 | void AliT0Reconstructor::Reconstruct(AliRawReader* rawReader, TTree*recTree) const |
249 | { |
94c27e4f |
250 | // T0 raw -> |
251 | // T0RecPoint writing |
252 | |
253 | //Q->T-> coefficients !!!! should be measured!!! |
e8ed1cd0 |
254 | Int_t allData[110][5]; |
2e6a5ee0 |
255 | |
e8ed1cd0 |
256 | Int_t timeCFD[24], timeLED[24], chargeQT0[24], chargeQT1[24]; |
aaa0a98f |
257 | TString option = GetOption(); |
2e6a5ee0 |
258 | AliDebug(10,Form("Option: %s\n", option.Data())); |
259 | |
260 | for (Int_t i0=0; i0<105; i0++) |
261 | { |
262 | for (Int_t j0=0; j0<5; j0++) allData[i0][j0]=0; |
263 | } |
264 | |
12e9daf9 |
265 | Float_t besttimeA=9999999; |
266 | Float_t besttimeC=9999999; |
2e6a5ee0 |
267 | Int_t pmtBestA=99999; |
268 | Int_t pmtBestC=99999; |
12e9daf9 |
269 | Float_t timeDiff=9999999, meanTime=0; |
2e6a5ee0 |
270 | Double_t qt=0; |
c883fdf2 |
271 | Int_t mv2MIP = fParam-> GetmV2Mip(); |
272 | |
2e6a5ee0 |
273 | AliT0RecPoint* frecpoints= new AliT0RecPoint (); |
274 | |
275 | recTree->Branch( "T0", "AliT0RecPoint" ,&frecpoints, 405,1); |
276 | |
277 | |
278 | AliDebug(10," before read data "); |
279 | AliT0RawReader myrawreader(rawReader); |
280 | if (!myrawreader.Next()) |
281 | AliDebug(1,Form(" no raw data found!!")); |
282 | else |
283 | { |
284 | for (Int_t i=0; i<105; i++) { |
285 | for (Int_t iHit=0; iHit<5; iHit++) |
286 | { |
287 | allData[i][iHit] = myrawreader.GetData(i,iHit); |
288 | } |
289 | } |
290 | |
291 | Float_t channelWidth = fParam->GetChannelWidth() ; |
292 | |
12e9daf9 |
293 | // Int_t meanT0 = fParam->GetMeanT0(); |
2e6a5ee0 |
294 | if(option == "pdc"){ |
295 | for (Int_t in=0; in<24; in++) |
296 | { |
297 | |
298 | timeLED[in] = allData[in+1][0] ; |
299 | timeCFD[in] = allData[in+25][0] ; |
300 | chargeQT1[in] = allData[in+57][0] ; |
a7027400 |
301 | chargeQT0[in] = allData[in+81][0] ; |
2e6a5ee0 |
302 | } |
303 | } |
304 | |
305 | if(option == "cosmic") { |
306 | for (Int_t in=0; in<12; in++) |
307 | { |
308 | timeCFD[in] = allData[in+1][0] ; |
309 | timeCFD[in+12] = allData[in+56+1][0] ; |
310 | timeLED[in] = allData[in+12+1][0] ; |
311 | timeLED[in+12] = allData[in+68+1][0] ; |
312 | } |
313 | |
c883fdf2 |
314 | for (Int_t in=0; in<12; in++) |
2e6a5ee0 |
315 | { |
c883fdf2 |
316 | chargeQT1[in]=allData[2*in+25][0]; |
317 | chargeQT0[in]=allData[2*in+26][0]; |
2e6a5ee0 |
318 | } |
c883fdf2 |
319 | |
320 | for (Int_t in=12; in<24; in++) |
2e6a5ee0 |
321 | { |
c883fdf2 |
322 | chargeQT1[in]=allData[2*in+57][0]; |
323 | chargeQT0[in]=allData[2*in+58][0]; |
2e6a5ee0 |
324 | } |
325 | |
326 | } |
327 | for (Int_t in=0; in<24; in++) |
c883fdf2 |
328 | AliDebug(10, Form(" readed Raw %i %i %i %i %i", |
329 | in, timeLED[in],timeCFD[in],chargeQT0[in],chargeQT1[in])); |
446d6ec4 |
330 | Int_t onlineMean = allData[49][0]; |
2e6a5ee0 |
331 | |
12e9daf9 |
332 | Float_t time[24], adc[24]; |
2e6a5ee0 |
333 | for (Int_t ipmt=0; ipmt<24; ipmt++) { |
334 | if(timeCFD[ipmt]>0 && timeLED[ipmt]>0){ |
335 | |
336 | if(option == "pdc"){ |
337 | Double_t qt0 = Double_t(chargeQT0[ipmt]); |
338 | Double_t qt1 = Double_t(chargeQT1[ipmt]); |
29ed1d0e |
339 | if((qt1-qt0)>0) adc[ipmt] = Int_t(TMath::Exp( Double_t (channelWidth*(qt1-qt0)/1000.))); |
2e6a5ee0 |
340 | time[ipmt] = fCalib-> WalkCorrection( ipmt,Int_t(qt1) , timeCFD[ipmt], "pdc" ) ; |
341 | Double_t sl = (timeLED[ipmt] - time[ipmt])*channelWidth; |
a7027400 |
342 | printf(" amplitude %f %f\n",adc[ipmt]/Float_t(mv2MIP), sl); |
343 | //pp collison |
344 | if( adc[ipmt]/Float_t(mv2MIP) < 20) |
345 | { |
346 | if(fAmpLEDrec.At(ipmt)) |
347 | qt=((TGraph*)fAmpLEDrec.At(ipmt))->Eval(sl/1000.); |
348 | } |
349 | else //PbPb |
350 | { AliDebug(1,Form(" amplitude %f MIPs on PMT %i, write QTC in both ", (adc[ipmt]/Float_t(mv2MIP)), ipmt)); |
351 | qt=adc[ipmt]/Float_t(mv2MIP);} |
352 | |
c883fdf2 |
353 | frecpoints->SetTime(ipmt,time[ipmt]); |
354 | frecpoints->SetAmp(ipmt,adc[ipmt]/Float_t(mv2MIP)); |
355 | frecpoints->SetAmpLED(ipmt,qt/Float_t(mv2MIP)); |
446d6ec4 |
356 | AliDebug(10,Form(" QTC %f mv, time in chann %f ampLED %f",adc[ipmt] ,time[ipmt], qt)); |
c883fdf2 |
357 | AliDebug(10,Form(" Amlitude in MIPS LED %f , QTC %f \n ", adc[ipmt]/Float_t(mv2MIP),qt/Float_t(mv2MIP))); |
2e6a5ee0 |
358 | } |
359 | if(option == "cosmic") { |
2e6a5ee0 |
360 | if(( chargeQT1[ipmt] - chargeQT0[ipmt])>0) |
361 | adc[ipmt] = chargeQT1[ipmt] - chargeQT0[ipmt]; |
362 | else |
363 | adc[ipmt] = 0; |
364 | // time[ipmt] = fCalib-> WalkCorrection( ipmt, adc[ipmt], timeCFD[ipmt],"cosmic" ) ; |
c883fdf2 |
365 | |
2e6a5ee0 |
366 | Double_t sl = timeLED[ipmt] - timeCFD[ipmt]; |
367 | time[ipmt] = fCalib-> WalkCorrection( ipmt, Int_t(sl), timeCFD[ipmt],"cosmic" ) ; |
2e6a5ee0 |
368 | time[ipmt] = time[ipmt] - allData[0][0] + 5000; |
c883fdf2 |
369 | AliDebug(10,Form(" ipmt %i QTC %i , time in chann %i (led-cfd) %i ", |
370 | ipmt, Int_t(adc[ipmt]) ,Int_t(time[ipmt]),Int_t( sl))); |
371 | Double_t ampMip =( (TGraph*)fAmpLED.At(ipmt))->Eval(sl); |
372 | Double_t qtMip = ((TGraph*)fQTC.At(ipmt))->Eval(adc[ipmt]); |
373 | AliDebug(10,Form(" Amlitude in MIPS LED %f , QTC %f \n ",ampMip,qtMip)); |
374 | |
2e6a5ee0 |
375 | frecpoints->SetTime(ipmt, Float_t(time[ipmt]) ); |
c883fdf2 |
376 | frecpoints->SetAmp(ipmt, Float_t( ampMip)); //for cosmic &pp beam |
377 | frecpoints->SetAmpLED(ipmt, Float_t(qtMip)); |
378 | |
379 | |
2e6a5ee0 |
380 | } |
381 | |
382 | } |
383 | else { |
384 | time[ipmt] = 0; |
385 | adc[ipmt] = 0; |
386 | } |
387 | } |
388 | |
389 | for (Int_t ipmt=0; ipmt<12; ipmt++){ |
390 | if(time[ipmt] > 1 ) { |
391 | if(time[ipmt]<besttimeC){ |
392 | besttimeC=time[ipmt]; //timeC |
393 | pmtBestC=ipmt; |
394 | } |
395 | } |
396 | } |
397 | for ( Int_t ipmt=12; ipmt<24; ipmt++){ |
398 | if(time[ipmt] > 1) { |
399 | if(time[ipmt]<besttimeA) { |
400 | besttimeA=time[ipmt]; //timeA |
401 | pmtBestA=ipmt;} |
402 | } |
403 | } |
404 | if(besttimeA !=9999999) frecpoints->SetTimeBestA(Int_t(besttimeA)); |
405 | if( besttimeC != 9999999 ) frecpoints->SetTimeBestC(Int_t(besttimeC)); |
12e9daf9 |
406 | AliDebug(1,Form(" besttimeA %f ps, besttimeC %f ps",besttimeA, besttimeC)); |
2e6a5ee0 |
407 | Float_t c = 0.0299792; // cm/ps |
408 | Float_t vertex = 99999; |
409 | if(besttimeA <9999999 && besttimeC < 9999999 ){ |
12e9daf9 |
410 | timeDiff = ( besttimeC - besttimeA) *channelWidth; |
446d6ec4 |
411 | if(option == "pdc"){ |
412 | // meanTime = (besttimeA + besttimeC)/2 * channelWidth; |
413 | meanTime = (besttimeA + besttimeC-4000.)/2 * channelWidth; |
414 | onlineMean = Int_t (onlineMean * channelWidth); |
415 | } |
416 | if(option == "cosmic") { |
12e9daf9 |
417 | meanTime = Float_t((besttimeA + besttimeC)/2); |
446d6ec4 |
418 | onlineMean = onlineMean -allData[0][0];; |
419 | } |
12e9daf9 |
420 | vertex = c*(timeDiff)/2.+ (fdZonA - fdZonC)/2; |
2e6a5ee0 |
421 | frecpoints->SetVertex(vertex); |
422 | frecpoints->SetMeanTime(Int_t(meanTime)); |
446d6ec4 |
423 | AliDebug(1,Form(" timeDiff %f ps, meanTime %f ps, vertex %f cm online mean %i ",timeDiff, meanTime,vertex, onlineMean)); |
2e6a5ee0 |
424 | |
425 | } |
426 | } // if (else )raw data |
427 | recTree->Fill(); |
428 | if(frecpoints) delete frecpoints; |
c41ceaac |
429 | } |
430 | //____________________________________________________________ |
431 | |
d76c31f4 |
432 | void AliT0Reconstructor::FillESD(TTree */*digitsTree*/, TTree *clustersTree, AliESDEvent *pESD) const |
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433 | { |
434 | |
435 | /*************************************************** |
436 | Resonstruct digits to vertex position |
437 | ****************************************************/ |
438 | |
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439 | AliDebug(1,Form("Start FillESD T0")); |
440 | |
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441 | TTree *treeR = clustersTree; |
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442 | |
443 | AliT0RecPoint* frecpoints= new AliT0RecPoint (); |
444 | if (!frecpoints) { |
445 | AliError("Reconstruct Fill ESD >> no recpoints found"); |
446 | return; |
447 | } |
448 | |
449 | AliDebug(1,Form("Start FillESD T0")); |
450 | TBranch *brRec = treeR->GetBranch("T0"); |
451 | if (brRec) { |
452 | brRec->SetAddress(&frecpoints); |
453 | }else{ |
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454 | AliError(Form("EXEC Branch T0 rec not found")); |
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455 | return; |
456 | } |
457 | |
458 | brRec->GetEntry(0); |
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459 | Float_t amp[24], time[24]; |
460 | Float_t zPosition = frecpoints -> GetVertex(); |
461 | Float_t timeStart = frecpoints -> GetMeanTime() ; |
462 | for ( Int_t i=0; i<24; i++) { |
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463 | time[i] = Float_t (frecpoints -> GetTime(i)); // ps to ns |
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464 | amp[i] = frecpoints -> GetAmp(i); |
465 | } |
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466 | pESD->SetT0zVertex(zPosition); //vertex Z position |
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467 | pESD->SetT0(timeStart); // interaction time |
468 | pESD->SetT0time(time); // best TOF on each PMT |
469 | pESD->SetT0amplitude(amp); // number of particles(MIPs) on each PMT |
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470 | |
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471 | AliDebug(1,Form(" Z position %f cm, T0 %f ps",zPosition , timeStart)); |
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472 | |
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473 | } // vertex in 3 sigma |
474 | |
475 | |
476 | |
477 | |
478 | |
479 | |