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73df58ab | 1 | |
dc7ca31d | 2 | /************************************************************************** |
3 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
4 | * * | |
5 | * Author: The ALICE Off-line Project. * | |
6 | * Contributors are mentioned in the code where appropriate. * | |
7 | * * | |
8 | * Permission to use, copy, modify and distribute this software and its * | |
9 | * documentation strictly for non-commercial purposes is hereby granted * | |
10 | * without fee, provided that the above copyright notice appears in all * | |
11 | * copies and that both the copyright notice and this permission notice * | |
12 | * appear in the supporting documentation. The authors make no claims * | |
13 | * about the suitability of this software for any purpose. It is * | |
14 | * provided "as is" without express or implied warranty. * | |
15 | **************************************************************************/ | |
16 | ||
17 | /* $Id$ */ | |
72e48d95 | 18 | /********************************************************************* |
19 | * T0 reconstruction and filling ESD | |
20 | * - reconstruct mean time (interation time) | |
21 | * - vertex position | |
22 | * - multiplicity | |
23 | ********************************************************************/ | |
dc7ca31d | 24 | |
af885e0f | 25 | #include <AliESDEvent.h> |
dc7ca31d | 26 | #include "AliLog.h" |
dc7ca31d | 27 | #include "AliT0RecPoint.h" |
28 | #include "AliRawReader.h" | |
29 | #include "AliT0RawReader.h" | |
dc7ca31d | 30 | #include "AliT0digit.h" |
31 | #include "AliT0Reconstructor.h" | |
32 | #include "AliT0Parameters.h" | |
c41ceaac | 33 | #include "AliT0Calibrator.h" |
58bd3a16 | 34 | #include "AliESDfriend.h" |
73df58ab | 35 | #include "AliESDTZEROfriend.h" |
8f8d0732 | 36 | #include "AliLog.h" |
dc7ca31d | 37 | |
38 | #include <TArrayI.h> | |
39 | #include <TGraph.h> | |
aad72f45 | 40 | #include <TMath.h> |
b09247a2 | 41 | #include <Riostream.h> |
dc7ca31d | 42 | |
43 | ClassImp(AliT0Reconstructor) | |
44 | ||
c41ceaac | 45 | AliT0Reconstructor:: AliT0Reconstructor(): AliReconstructor(), |
f16935f7 | 46 | fdZonA(0), |
47 | fdZonC(0), | |
48 | fZposition(0), | |
49 | fParam(NULL), | |
2e6a5ee0 | 50 | fAmpLEDrec(), |
c883fdf2 | 51 | fQTC(0), |
52 | fAmpLED(0), | |
58bd3a16 | 53 | fCalib(), |
54 | fLatencyHPTDC(9000), | |
55 | fLatencyL1(0), | |
56 | fLatencyL1A(0), | |
73df58ab | 57 | fLatencyL1C(0), |
58 | fESDTZEROfriend(NULL) | |
58bd3a16 | 59 | |
e0bba6cc | 60 | { |
72e48d95 | 61 | //constructor |
62 | ||
74adb36a | 63 | fParam = AliT0Parameters::Instance(); |
64 | fParam->Init(); | |
c883fdf2 | 65 | |
74adb36a | 66 | for (Int_t i=0; i<24; i++){ |
2e6a5ee0 | 67 | TGraph* gr = fParam ->GetAmpLEDRec(i); |
29ed1d0e | 68 | if (gr) fAmpLEDrec.AddAtAndExpand(gr,i) ; |
c883fdf2 | 69 | TGraph* gr1 = fParam ->GetAmpLED(i); |
70 | if (gr1) fAmpLED.AddAtAndExpand(gr1,i) ; | |
71 | TGraph* gr2 = fParam ->GetQTC(i); | |
539b9cb9 | 72 | if (gr2) fQTC.AddAtAndExpand(gr2,i) ; |
c883fdf2 | 73 | } |
539b9cb9 | 74 | |
58bd3a16 | 75 | fLatencyL1 = fParam->GetLatencyL1(); |
76 | fLatencyL1A = fParam->GetLatencyL1A(); | |
77 | fLatencyL1C = fParam->GetLatencyL1C(); | |
78 | fLatencyHPTDC = fParam->GetLatencyHPTDC(); | |
79 | AliDebug(10,Form(" LatencyL1 %f latencyL1A %f latencyL1C %f latencyHPTDC %f \n",fLatencyL1, fLatencyL1A, fLatencyL1C, fLatencyHPTDC)); | |
29ed1d0e | 80 | |
adf36b9d | 81 | // fdZonC = TMath::Abs(fParam->GetZPositionShift("T0/C/PMT1")); |
82 | //fdZonA = TMath::Abs(fParam->GetZPositionShift("T0/A/PMT15")); | |
83 | ||
539b9cb9 | 84 | |
12e9daf9 | 85 | fCalib = new AliT0Calibrator(); |
73df58ab | 86 | fESDTZEROfriend = new AliESDTZEROfriend(); |
12e9daf9 | 87 | |
dc7ca31d | 88 | } |
c41ceaac | 89 | |
90 | //_____________________________________________________________________________ | |
dc7ca31d | 91 | void AliT0Reconstructor::Reconstruct(TTree*digitsTree, TTree*clustersTree) const |
94c27e4f | 92 | |
dc7ca31d | 93 | { |
94c27e4f | 94 | // T0 digits reconstruction |
c555f418 | 95 | Int_t refAmp = GetRecoParam()->GetRefAmp(); |
776de217 | 96 | |
c41ceaac | 97 | TArrayI * timeCFD = new TArrayI(24); |
98 | TArrayI * timeLED = new TArrayI(24); | |
99 | TArrayI * chargeQT0 = new TArrayI(24); | |
100 | TArrayI * chargeQT1 = new TArrayI(24); | |
74adb36a | 101 | |
d0bcd1fb | 102 | |
8955c6b4 | 103 | Float_t channelWidth = fParam->GetChannelWidth() ; |
b95e8d87 | 104 | Float_t meanVertex = fParam->GetMeanVertex(); |
776de217 | 105 | Float_t c = 0.0299792; // cm/ps |
adf36b9d | 106 | Double32_t vertex = 9999999; |
107 | Double32_t timeDiff=999999, meanTime=999999, timeclock=999999; | |
776de217 | 108 | |
94c27e4f | 109 | |
dc7ca31d | 110 | AliDebug(1,Form("Start DIGITS reconstruction ")); |
94c27e4f | 111 | |
2e6a5ee0 | 112 | |
d0bcd1fb | 113 | TBranch *brDigits=digitsTree->GetBranch("T0"); |
e0bba6cc | 114 | AliT0digit *fDigits = new AliT0digit() ; |
dc7ca31d | 115 | if (brDigits) { |
116 | brDigits->SetAddress(&fDigits); | |
117 | }else{ | |
f16935f7 | 118 | AliError(Form("EXEC Branch T0 digits not found")); |
119 | return; | |
dc7ca31d | 120 | } |
e0bba6cc | 121 | |
c41ceaac | 122 | digitsTree->GetEvent(0); |
123 | digitsTree->GetEntry(0); | |
124 | brDigits->GetEntry(0); | |
125 | fDigits->GetTimeCFD(*timeCFD); | |
126 | fDigits->GetTimeLED(*timeLED); | |
127 | fDigits->GetQT0(*chargeQT0); | |
128 | fDigits->GetQT1(*chargeQT1); | |
446d6ec4 | 129 | Int_t onlineMean = fDigits->MeanTime(); |
c883fdf2 | 130 | |
adf36b9d | 131 | Bool_t tr[5]; |
132 | for (Int_t i=0; i<5; i++) tr[i]=false; | |
c41ceaac | 133 | |
adf36b9d | 134 | Double32_t besttimeA=999999; |
135 | Double32_t besttimeC=999999; | |
c41ceaac | 136 | Int_t pmtBestA=99999; |
137 | Int_t pmtBestC=99999; | |
dc7ca31d | 138 | |
94c27e4f | 139 | AliT0RecPoint* frecpoints= new AliT0RecPoint (); |
140 | clustersTree->Branch( "T0", "AliT0RecPoint" ,&frecpoints, 405,1); | |
141 | ||
b95e8d87 | 142 | Float_t time[24], adc[24]; |
dc7ca31d | 143 | for (Int_t ipmt=0; ipmt<24; ipmt++) { |
c41ceaac | 144 | if(timeCFD->At(ipmt)>0 ){ |
d0bcd1fb | 145 | if(( chargeQT1->At(ipmt) - chargeQT0->At(ipmt))>0) |
146 | adc[ipmt] = chargeQT1->At(ipmt) - chargeQT0->At(ipmt); | |
a7027400 | 147 | else |
d0bcd1fb | 148 | adc[ipmt] = 0; |
149 | ||
541b42c4 | 150 | // time[ipmt] = fCalib-> WalkCorrection(refAmp, ipmt, adc[ipmt], timeCFD->At(ipmt)) ; |
d0bcd1fb | 151 | |
152 | Double_t sl = Double_t(timeLED->At(ipmt) - timeCFD->At(ipmt)); | |
541b42c4 | 153 | time[ipmt] = fCalib-> WalkCorrection( refAmp,ipmt, Int_t(sl), timeCFD->At(ipmt) ) ; |
d0bcd1fb | 154 | AliDebug(10,Form(" ipmt %i QTC %i , time in chann %i (led-cfd) %i ", |
155 | ipmt, Int_t(adc[ipmt]) ,Int_t(time[ipmt]),Int_t( sl))); | |
776de217 | 156 | |
d0bcd1fb | 157 | Double_t ampMip =((TGraph*)fAmpLED.At(ipmt))->Eval(sl); |
158 | Double_t qtMip = ((TGraph*)fQTC.At(ipmt))->Eval(adc[ipmt]); | |
159 | AliDebug(10,Form(" Amlitude in MIPS LED %f , QTC %f in channels %i\n ",ampMip,qtMip, adc[ipmt])); | |
160 | ||
161 | frecpoints->SetTime(ipmt, Float_t(time[ipmt]) ); | |
162 | frecpoints->SetAmp(ipmt, Float_t( ampMip)); //for cosmic &pp beam | |
163 | frecpoints->SetAmpLED(ipmt, Float_t(qtMip)); | |
164 | ||
dc7ca31d | 165 | } |
166 | else { | |
167 | time[ipmt] = 0; | |
168 | adc[ipmt] = 0; | |
169 | } | |
170 | } | |
94c27e4f | 171 | |
dc7ca31d | 172 | for (Int_t ipmt=0; ipmt<12; ipmt++){ |
173 | if(time[ipmt] > 1 ) { | |
c41ceaac | 174 | if(time[ipmt]<besttimeC){ |
175 | besttimeC=time[ipmt]; //timeC | |
176 | pmtBestC=ipmt; | |
dc7ca31d | 177 | } |
178 | } | |
179 | } | |
180 | for ( Int_t ipmt=12; ipmt<24; ipmt++){ | |
181 | if(time[ipmt] > 1) { | |
c41ceaac | 182 | if(time[ipmt]<besttimeA) { |
183 | besttimeA=time[ipmt]; //timeA | |
184 | pmtBestA=ipmt;} | |
dc7ca31d | 185 | } |
186 | } | |
adf36b9d | 187 | if(besttimeA < 999999) { |
188 | frecpoints->SetTimeBestA(Int_t(besttimeA *channelWidth)); | |
189 | tr[1]=true; | |
190 | } | |
191 | if( besttimeC < 999999 ) { | |
192 | frecpoints->SetTimeBestC(Int_t(besttimeC *channelWidth)); | |
193 | tr[2]=true; | |
194 | } | |
d0bcd1fb | 195 | AliDebug(10,Form(" besttimeA %f ch, besttimeC %f ch",besttimeA, besttimeC)); |
adf36b9d | 196 | if(besttimeA <999999 && besttimeC < 999999 ){ |
9b83615d | 197 | // timeDiff = (besttimeC - besttimeA)*channelWidth; |
198 | timeDiff = (besttimeA - besttimeC)*channelWidth; | |
adf36b9d | 199 | meanTime = (besttimeA + besttimeC)/2;// * channelWidth); |
200 | timeclock = meanTime *channelWidth ; | |
201 | vertex = meanVertex - c*(timeDiff)/2.;// + (fdZonA - fdZonC)/2; | |
202 | tr[0]=true; | |
203 | } | |
204 | frecpoints->SetVertex(vertex); | |
205 | frecpoints->SetMeanTime(meanTime); | |
206 | frecpoints->SetT0clock(timeclock); | |
207 | frecpoints->SetT0Trig(tr); | |
208 | ||
8f8d0732 | 209 | AliInfo(Form("T0 triggers %d %d %d %d %d",tr[0],tr[1],tr[2],tr[3],tr[4])); |
adf36b9d | 210 | |
211 | //online mean | |
212 | frecpoints->SetOnlineMean(Int_t(onlineMean)); | |
213 | AliDebug(10,Form(" timeDiff %i #channel, meanTime %i #channel, vertex %f cm online mean %i timeclock %i ps",timeDiff, meanTime,vertex, Int_t(onlineMean), timeclock)); | |
214 | ||
215 | ||
216 | ||
217 | ||
b95e8d87 | 218 | |
dc7ca31d | 219 | clustersTree->Fill(); |
bd375212 | 220 | |
221 | delete timeCFD; | |
222 | delete timeLED; | |
223 | delete chargeQT0; | |
224 | delete chargeQT1; | |
dc7ca31d | 225 | } |
226 | ||
227 | ||
c41ceaac | 228 | //_______________________________________________________________________ |
229 | ||
230 | void AliT0Reconstructor::Reconstruct(AliRawReader* rawReader, TTree*recTree) const | |
231 | { | |
94c27e4f | 232 | // T0 raw -> |
539b9cb9 | 233 | // |
234 | // reference amplitude and time ref. point from reco param | |
235 | ||
c555f418 | 236 | Int_t refAmp = GetRecoParam()->GetRefAmp(); |
237 | Int_t refPoint = GetRecoParam()->GetRefPoint(); | |
58bd3a16 | 238 | |
e8ed1cd0 | 239 | Int_t allData[110][5]; |
2e6a5ee0 | 240 | |
e8ed1cd0 | 241 | Int_t timeCFD[24], timeLED[24], chargeQT0[24], chargeQT1[24]; |
adf36b9d | 242 | Double32_t timeDiff=999999, meanTime=999999, timeclock=999999; |
243 | Float_t c = 29.9792458; // cm/ns | |
244 | Double32_t vertex = 9999999; | |
776de217 | 245 | Int_t onlineMean=0; |
9480f05f | 246 | // Float_t meanVertex = fParam->GetMeanVertex(); |
247 | Float_t meanVertex = 0; | |
bce12dc5 | 248 | for (Int_t i0=0; i0<105; i0++) |
249 | { | |
250 | for (Int_t j0=0; j0<5; j0++) allData[i0][j0]=0; | |
251 | } | |
2e6a5ee0 | 252 | |
adf36b9d | 253 | Double32_t besttimeA=9999999; |
254 | Double32_t besttimeC=9999999; | |
bce12dc5 | 255 | Int_t pmtBestA=99999; |
256 | Int_t pmtBestC=99999; | |
29a60970 | 257 | |
bce12dc5 | 258 | AliT0RecPoint* frecpoints= new AliT0RecPoint (); |
259 | ||
260 | recTree->Branch( "T0", "AliT0RecPoint" ,&frecpoints, 405,1); | |
2e6a5ee0 | 261 | |
bce12dc5 | 262 | AliDebug(10," before read data "); |
263 | AliT0RawReader myrawreader(rawReader); | |
776de217 | 264 | |
265 | UInt_t type =rawReader->GetType(); | |
266 | ||
bce12dc5 | 267 | if (!myrawreader.Next()) |
268 | AliDebug(1,Form(" no raw data found!!")); | |
269 | else | |
270 | { | |
776de217 | 271 | if(type == 7) { //only physics |
bce12dc5 | 272 | for (Int_t i=0; i<105; i++) { |
273 | for (Int_t iHit=0; iHit<5; iHit++) | |
274 | { | |
275 | allData[i][iHit] = myrawreader.GetData(i,iHit); | |
276 | } | |
277 | } | |
541b42c4 | 278 | Int_t ref=0; |
279 | if (refPoint>0) | |
adf36b9d | 280 | ref = allData[refPoint][0]-5000; |
541b42c4 | 281 | |
bce12dc5 | 282 | Float_t channelWidth = fParam->GetChannelWidth() ; |
283 | ||
284 | // Int_t meanT0 = fParam->GetMeanT0(); | |
d0bcd1fb | 285 | |
bce12dc5 | 286 | |
287 | for (Int_t in=0; in<12; in++) | |
288 | { | |
289 | timeCFD[in] = allData[in+1][0] ; | |
290 | timeCFD[in+12] = allData[in+56+1][0] ; | |
291 | timeLED[in] = allData[in+12+1][0] ; | |
292 | timeLED[in+12] = allData[in+68+1][0] ; | |
d0bcd1fb | 293 | AliDebug(10, Form(" readed i %i cfdC %i cfdA %i ledC %i ledA%i ", |
294 | in, timeCFD[in],timeCFD[in+12],timeLED[in], | |
295 | timeLED[in+12])); | |
bce12dc5 | 296 | } |
297 | ||
298 | for (Int_t in=0; in<12; in++) | |
299 | { | |
d0bcd1fb | 300 | chargeQT0[in]=allData[2*in+25][0]; |
301 | chargeQT1[in]=allData[2*in+26][0]; | |
bce12dc5 | 302 | } |
303 | ||
304 | for (Int_t in=12; in<24; in++) | |
305 | { | |
d0bcd1fb | 306 | chargeQT0[in]=allData[2*in+57][0]; |
307 | chargeQT1[in]=allData[2*in+58][0]; | |
bce12dc5 | 308 | } |
309 | ||
d0bcd1fb | 310 | // } //cosmic with physics event |
2e6a5ee0 | 311 | for (Int_t in=0; in<24; in++) |
c883fdf2 | 312 | AliDebug(10, Form(" readed Raw %i %i %i %i %i", |
313 | in, timeLED[in],timeCFD[in],chargeQT0[in],chargeQT1[in])); | |
776de217 | 314 | onlineMean = allData[49][0]; |
2e6a5ee0 | 315 | |
73df58ab | 316 | Double32_t time[24], adc[24], noncalibtime[24]; |
2e6a5ee0 | 317 | for (Int_t ipmt=0; ipmt<24; ipmt++) { |
318 | if(timeCFD[ipmt]>0 && timeLED[ipmt]>0){ | |
bce12dc5 | 319 | //for simulated data |
d0bcd1fb | 320 | //for physics data |
73df58ab | 321 | if(( chargeQT0[ipmt] - chargeQT1[ipmt])>0) { |
541b42c4 | 322 | adc[ipmt] = chargeQT0[ipmt] - chargeQT1[ipmt]; |
73df58ab | 323 | } |
d0bcd1fb | 324 | else |
325 | adc[ipmt] = 0; | |
bce12dc5 | 326 | |
539b9cb9 | 327 | |
40043664 | 328 | // time[ipmt] = fCalib-> WalkCorrection(refAmp, ipmt, adc[ipmt], timeCFD[ipmt] ) ; |
bce12dc5 | 329 | |
d0bcd1fb | 330 | Double_t sl = timeLED[ipmt] - timeCFD[ipmt]; |
40043664 | 331 | time[ipmt] = fCalib-> WalkCorrection( refAmp,ipmt, Int_t(sl), timeCFD[ipmt] ) ; |
73df58ab | 332 | AliDebug(5,Form(" ipmt %i QTC %i , time in chann %i (led-cfd) %i ", |
d0bcd1fb | 333 | ipmt, Int_t(adc[ipmt]) ,Int_t(time[ipmt]),Int_t( sl))); |
334 | Double_t ampMip =( (TGraph*)fAmpLED.At(ipmt))->Eval(sl); | |
335 | Double_t qtMip = ((TGraph*)fQTC.At(ipmt))->Eval(adc[ipmt]); | |
73df58ab | 336 | AliDebug(0,Form(" Amlitude in MIPS LED %f ; QTC %f; in channels %i\n ",ampMip,qtMip, adc[ipmt])); |
337 | //bad peak removing | |
338 | if(sl<540) { | |
339 | frecpoints->SetTime(ipmt, Float_t(time[ipmt]) ); | |
340 | // frecpoints->SetTime(ipmt,Double32_t(timeCFD[ipmt])); | |
341 | frecpoints->SetAmpLED(ipmt, Double32_t( qtMip)); //for cosmic &pp beam | |
342 | frecpoints->SetAmp(ipmt, Double32_t(ampMip)); | |
343 | noncalibtime[ipmt]= Double32_t (timeCFD[ipmt]); | |
344 | } | |
2e6a5ee0 | 345 | } |
346 | else { | |
347 | time[ipmt] = 0; | |
348 | adc[ipmt] = 0; | |
73df58ab | 349 | noncalibtime[ipmt] = 0; |
2e6a5ee0 | 350 | } |
351 | } | |
73df58ab | 352 | fESDTZEROfriend->SetT0timeCorr(noncalibtime) ; |
2e6a5ee0 | 353 | for (Int_t ipmt=0; ipmt<12; ipmt++){ |
73df58ab | 354 | if(time[ipmt] > 1 |
355 | && (timeLED[ipmt] - timeCFD[ipmt])<550 ) | |
356 | { | |
357 | if(time[ipmt]<besttimeC){ | |
358 | besttimeC=time[ipmt]; //timeC | |
359 | pmtBestC=ipmt; | |
360 | } | |
2e6a5ee0 | 361 | } |
2e6a5ee0 | 362 | } |
73df58ab | 363 | for ( Int_t ipmt=12; ipmt<24; ipmt++) |
364 | { | |
365 | if(time[ipmt] > 1 | |
366 | && (timeLED[ipmt] - timeCFD[ipmt])<550 ) | |
367 | { | |
368 | if(time[ipmt]<besttimeA) { | |
369 | besttimeA=time[ipmt]; //timeA | |
370 | pmtBestA=ipmt; | |
371 | } | |
372 | } | |
2e6a5ee0 | 373 | } |
adf36b9d | 374 | if(besttimeA < 999999) |
73df58ab | 375 | frecpoints->SetTimeBestA(besttimeA * channelWidth - 1000.*fLatencyHPTDC + 1000.*fLatencyL1A); |
adf36b9d | 376 | if( besttimeC < 999999 ) |
73df58ab | 377 | frecpoints->SetTimeBestC(besttimeC * channelWidth - 1000.*fLatencyHPTDC +1000.*fLatencyL1C); |
adf36b9d | 378 | AliDebug(10,Form(" pmtA %i besttimeA %f ps, pmtC %i besttimeC %f ps", |
d0bcd1fb | 379 | pmtBestA,besttimeA, pmtBestC, besttimeC)); |
adf36b9d | 380 | if(besttimeA <999999 && besttimeC < 999999 ){ |
73df58ab | 381 | timeDiff = ( besttimeA - besttimeC)* 0.001* channelWidth + fLatencyL1A - fLatencyL1C; |
382 | timeclock = channelWidth * Float_t( besttimeA+besttimeC)/2. - 1000.*fLatencyHPTDC + 1000.*fLatencyL1; | |
adf36b9d | 383 | meanTime = (besttimeA+besttimeC-2.*Float_t(ref))/2.; |
9480f05f | 384 | vertex = meanVertex - c*(timeDiff)/2. ; //+ (fdZonA - fdZonC)/2; |
adf36b9d | 385 | } |
776de217 | 386 | } //if phys event |
adf36b9d | 387 | AliDebug(5,Form(" timeDiff %f #channel, meanTime %f #channel, TOFmean%f vertex %f cm meanVertex %f online mean %i \n",timeDiff, meanTime,timeclock, vertex,meanVertex, onlineMean)); |
776de217 | 388 | frecpoints->SetT0clock(timeclock); |
389 | frecpoints->SetVertex(vertex); | |
adf36b9d | 390 | frecpoints->SetMeanTime(meanTime); |
776de217 | 391 | frecpoints->SetOnlineMean(Int_t(onlineMean)); |
adf36b9d | 392 | // Set triggers |
393 | ||
394 | Bool_t tr[5]; | |
395 | Int_t trchan[5]= {50,51,52,55,56}; | |
396 | for (Int_t i=0; i<5; i++) tr[i]=false; | |
397 | for (Int_t itr=0; itr<5; itr++) { | |
398 | if(allData[trchan[itr]][0]>0) tr[itr]=true; | |
399 | frecpoints->SetT0Trig(tr); | |
400 | } | |
58bd3a16 | 401 | } // if (else )raw data |
402 | recTree->Fill(); | |
403 | if(frecpoints) delete frecpoints; | |
404 | } | |
adf36b9d | 405 | |
406 | ||
407 | //____________________________________________________________ | |
408 | ||
409 | void AliT0Reconstructor::FillESD(TTree */*digitsTree*/, TTree *clustersTree, AliESDEvent *pESD) const | |
410 | { | |
dc7ca31d | 411 | |
412 | /*************************************************** | |
413 | Resonstruct digits to vertex position | |
414 | ****************************************************/ | |
415 | ||
dc7ca31d | 416 | AliDebug(1,Form("Start FillESD T0")); |
58bd3a16 | 417 | Float_t channelWidth = fParam->GetChannelWidth() ; |
adf36b9d | 418 | Float_t c = 29.9792458; // cm/ns |
419 | Float_t currentVertex=0, shift=0; | |
420 | Int_t ncont=0; | |
421 | const AliESDVertex* vertex = pESD->GetPrimaryVertex(); | |
422 | if (!vertex) vertex = pESD->GetPrimaryVertexSPD(); | |
423 | if (!vertex) vertex = pESD->GetPrimaryVertexTPC(); | |
424 | if (!vertex) vertex = pESD->GetVertex(); | |
425 | ||
426 | if (vertex) { | |
427 | AliDebug(2, Form("Got %s (%s) from ESD: %f", | |
428 | vertex->GetName(), vertex->GetTitle(), vertex->GetZ())); | |
429 | currentVertex = vertex->GetZ(); | |
430 | ||
431 | ncont = vertex->GetNContributors(); | |
432 | // cout<<" spdver "<<spdver<<" ncont "<<ncont<<endl; | |
58bd3a16 | 433 | if(ncont>2 ) { |
adf36b9d | 434 | shift = currentVertex/c; |
435 | // cout<<" vertex shif "<<shift<<" vertex "<<spdver<<" IsFromVertexer3D "<<fverSPD->IsFromVertexer3D()<<endl; | |
436 | } | |
437 | } | |
d76c31f4 | 438 | TTree *treeR = clustersTree; |
dc7ca31d | 439 | |
73df58ab | 440 | AliT0RecPoint* frecpoints= new AliT0RecPoint (); |
441 | if (!frecpoints) { | |
dc7ca31d | 442 | AliError("Reconstruct Fill ESD >> no recpoints found"); |
443 | return; | |
444 | } | |
445 | ||
446 | AliDebug(1,Form("Start FillESD T0")); | |
447 | TBranch *brRec = treeR->GetBranch("T0"); | |
448 | if (brRec) { | |
449 | brRec->SetAddress(&frecpoints); | |
450 | }else{ | |
f16935f7 | 451 | AliError(Form("EXEC Branch T0 rec not found")); |
dc7ca31d | 452 | return; |
453 | } | |
73df58ab | 454 | |
455 | brRec->GetEntry(0); | |
456 | Double32_t amp[24], time[24], ampQTC[24], timecorr[24]; | |
457 | Double32_t* tcorr; | |
458 | for(Int_t i=0; i<24; i++) | |
459 | amp[i]=time[i]=ampQTC[i]=timecorr[i]=0; | |
460 | ||
461 | Double32_t timeClock[3]; | |
462 | Double32_t zPosition = frecpoints -> GetVertex(); | |
463 | Double32_t timeStart = frecpoints -> GetMeanTime(); | |
464 | timeClock[0] = frecpoints -> GetT0clock() ; | |
465 | timeClock[1] = frecpoints -> GetBestTimeA() + shift; | |
466 | timeClock[2] = frecpoints -> GetBestTimeC() - shift; | |
467 | for ( Int_t i=0; i<24; i++) { | |
468 | time[i] = frecpoints -> GetTime(i); // ps to ns | |
469 | if ( time[i] >1) { | |
dc7ca31d | 470 | amp[i] = frecpoints -> GetAmp(i); |
58bd3a16 | 471 | ampQTC[i] = frecpoints -> AmpLED(i); |
dc7ca31d | 472 | } |
73df58ab | 473 | } |
474 | Int_t trig= frecpoints ->GetT0Trig(); | |
475 | pESD->SetT0Trig(trig); | |
476 | ||
477 | pESD->SetT0zVertex(zPosition); //vertex Z position | |
478 | pESD->SetT0(timeStart); // interaction time | |
479 | for(Int_t i=0; i<3; i++) | |
480 | pESD->SetT0TOF(i,timeClock[i]); // interaction time (ns) | |
481 | pESD->SetT0time(time); // best TOF on each PMT | |
482 | pESD->SetT0amplitude(amp); // number of particles(MIPs) on each PMT | |
483 | ||
484 | AliDebug(1,Form("T0: Vertex %f (T0A+T0C)/2 %f #channels T0signal %f ns OrA %f ns OrC %f T0trig %i\n",zPosition, timeStart, timeClock[0], timeClock[1], timeClock[2], trig)); | |
485 | ||
486 | if (pESD) { | |
adf36b9d | 487 | |
73df58ab | 488 | AliESDfriend *fr = (AliESDfriend*)pESD->FindListObject("AliESDfriend"); |
489 | if (fr) { | |
490 | AliDebug(1, Form("Writing TZERO friend data to ESD tree")); | |
491 | ||
492 | if (ncont>2) { | |
493 | tcorr = fESDTZEROfriend->GetT0timeCorr(); | |
494 | for ( Int_t i=0; i<24; i++) { | |
495 | timecorr[i]=tcorr[i]; | |
496 | if(i<12 && time[i]>1) timecorr[i] -= shift*channelWidth; | |
497 | if(i>11 && time[i]>1) timecorr[i] += shift*channelWidth; | |
58bd3a16 | 498 | } |
73df58ab | 499 | fESDTZEROfriend->SetT0timeCorr( timecorr) ; |
500 | fESDTZEROfriend->SetT0ampLEDminCFD(amp); | |
501 | fESDTZEROfriend->SetT0ampQTC(ampQTC); | |
502 | fr->SetTZEROfriend(fESDTZEROfriend); | |
503 | }// | |
58bd3a16 | 504 | } |
505 | } | |
73df58ab | 506 | |
507 | ||
508 | ||
dc7ca31d | 509 | } // vertex in 3 sigma |
510 | ||
511 | ||
512 | ||
513 | ||
514 | ||
515 |