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explicitly fix type of long constant
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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/* $Id$ */
17/*********************************************************************
18 * T0 reconstruction and filling ESD
19 * - reconstruct mean time (interation time)
20 * - vertex position
21 * - multiplicity
22 ********************************************************************/
23
24#include <AliESDEvent.h>
25#include "AliLog.h"
26#include "AliT0RecPoint.h"
27#include "AliRawReader.h"
28#include "AliT0RawReader.h"
29#include "AliT0digit.h"
30#include "AliT0Reconstructor.h"
31#include "AliT0Parameters.h"
32#include "AliT0Calibrator.h"
33#include "AliESDfriend.h"
34#include "AliESDTZEROfriend.h"
35#include "AliLog.h"
36#include "AliCDBEntry.h"
37#include "AliCDBManager.h"
38#include "AliCTPTimeParams.h"
39#include "AliLHCClockPhase.h"
40#include "AliT0CalibSeasonTimeShift.h"
41#include "AliESDRun.h"
42
43#include <TArrayI.h>
44#include <TGraph.h>
45#include <TMath.h>
46#include <Riostream.h>
47
48ClassImp(AliT0Reconstructor)
49
50 AliT0Reconstructor:: AliT0Reconstructor(): AliReconstructor(),
51 fdZonA(0),
52 fdZonC(0),
53 fZposition(0),
54 fParam(NULL),
55 fAmpLEDrec(),
56 fQTC(0),
57 fAmpLED(0),
58 fCalib(),
59 fLatencyHPTDC(9000),
60 fLatencyL1(0),
61 fLatencyL1A(0),
62 fLatencyL1C(0),
63 fGRPdelays(0),
64 fTimeMeanShift(0x0),
65 fTimeSigmaShift(0x0),
66 fESDTZEROfriend(NULL)
67
68{
69 for (Int_t i=0; i<24; i++) fTime0vertex[i] =0;
70
71 //constructor
72 AliCDBEntry *entry = AliCDBManager::Instance()->Get("GRP/CTP/CTPtiming");
73 if (!entry) AliFatal("CTP timing parameters are not found in OCDB !");
74 AliCTPTimeParams *ctpParams = (AliCTPTimeParams*)entry->GetObject();
75 Float_t l1Delay = (Float_t)ctpParams->GetDelayL1L0()*25.0;
76
77 AliCDBEntry *entry1 = AliCDBManager::Instance()->Get("GRP/CTP/TimeAlign");
78 if (!entry1) AliFatal("CTP time-alignment is not found in OCDB !");
79 AliCTPTimeParams *ctpTimeAlign = (AliCTPTimeParams*)entry1->GetObject();
80 l1Delay += ((Float_t)ctpTimeAlign->GetDelayL1L0()*25.0);
81
82 AliCDBEntry *entry4 = AliCDBManager::Instance()->Get("GRP/Calib/LHCClockPhase");
83 if (!entry4) AliFatal("LHC clock-phase shift is not found in OCDB !");
84 AliLHCClockPhase *phase = (AliLHCClockPhase*)entry4->GetObject();
85
86 fGRPdelays = l1Delay - phase->GetMeanPhase();
87
88 AliCDBEntry *entry5 = AliCDBManager::Instance()->Get("T0/Calib/TimeAdjust");
89 if (entry5) {
90 AliT0CalibSeasonTimeShift *timeshift = (AliT0CalibSeasonTimeShift*)entry5->GetObject();
91 fTimeMeanShift = timeshift->GetT0Means();
92 fTimeSigmaShift = timeshift->GetT0Sigmas();
93 }
94 else
95 AliWarning("Time Adjust is not found in OCDB !");
96
97 fParam = AliT0Parameters::Instance();
98 fParam->Init();
99
100 for (Int_t i=0; i<24; i++){
101 TGraph* gr = fParam ->GetAmpLEDRec(i);
102 if (gr) fAmpLEDrec.AddAtAndExpand(gr,i) ;
103 TGraph* gr1 = fParam ->GetAmpLED(i);
104 if (gr1) fAmpLED.AddAtAndExpand(gr1,i) ;
105 TGraph* gr2 = fParam ->GetQTC(i);
106 if (gr2) fQTC.AddAtAndExpand(gr2,i) ;
107 fTime0vertex[i] = fParam->GetCFD(i);
108 printf("OCDB mean CFD time %i %f \n",i, fTime0vertex[i]);
109 }
110 fLatencyL1 = fParam->GetLatencyL1();
111 fLatencyL1A = fParam->GetLatencyL1A();
112 fLatencyL1C = fParam->GetLatencyL1C();
113 fLatencyHPTDC = fParam->GetLatencyHPTDC();
114 AliDebug(2,Form(" LatencyL1 %f latencyL1A %f latencyL1C %f latencyHPTDC %f \n",fLatencyL1, fLatencyL1A, fLatencyL1C, fLatencyHPTDC));
115
116 for (Int_t i=0; i<24; i++) {
117 if( fTime0vertex[i] < 500 || fTime0vertex[i] > 50000) fTime0vertex[i] =( 1000.*fLatencyHPTDC - 1000.*fLatencyL1 + 1000.*fGRPdelays)/24.4;
118
119 }
120
121 // fdZonC = TMath::Abs(fParam->GetZPositionShift("T0/C/PMT1"));
122 //fdZonA = TMath::Abs(fParam->GetZPositionShift("T0/A/PMT15"));
123 //here real Z position
124 fdZonC = TMath::Abs(fParam->GetZPosition("T0/C/PMT1"));
125 fdZonA = TMath::Abs(fParam->GetZPosition("T0/A/PMT15"));
126
127 fCalib = new AliT0Calibrator();
128 fESDTZEROfriend = new AliESDTZEROfriend();
129
130}
131
132//_____________________________________________________________________________
133void AliT0Reconstructor::Reconstruct(TTree*digitsTree, TTree*clustersTree) const
134{
135 // T0 digits reconstruction
136 Int_t refAmp = Int_t (GetRecoParam()->GetRefAmp());
137
138 TArrayI * timeCFD = new TArrayI(24);
139 TArrayI * timeLED = new TArrayI(24);
140 TArrayI * chargeQT0 = new TArrayI(24);
141 TArrayI * chargeQT1 = new TArrayI(24);
142
143
144 Float_t channelWidth = fParam->GetChannelWidth() ;
145 Float_t meanVertex = fParam->GetMeanVertex();
146 Float_t c = 0.0299792; // cm/ps
147 Double32_t vertex = 9999999;
148 Double32_t timeDiff=999999, meanTime=999999, timeclock=999999;
149
150
151 AliDebug(1,Form("Start DIGITS reconstruction "));
152
153 Float_t lowAmpThreshold = GetRecoParam()->GetLow(200);
154 Float_t highAmpThreshold = GetRecoParam()->GetHigh(200);
155 Int_t badpmt = GetRecoParam()->GetRefPoint();
156
157 TBranch *brDigits=digitsTree->GetBranch("T0");
158 AliT0digit *fDigits = new AliT0digit() ;
159 if (brDigits) {
160 brDigits->SetAddress(&fDigits);
161 }else{
162 AliError(Form("EXEC Branch T0 digits not found"));
163 return;
164 }
165
166 digitsTree->GetEvent(0);
167 digitsTree->GetEntry(0);
168 brDigits->GetEntry(0);
169 fDigits->GetTimeCFD(*timeCFD);
170 fDigits->GetTimeLED(*timeLED);
171 fDigits->GetQT0(*chargeQT0);
172 fDigits->GetQT1(*chargeQT1);
173 Int_t onlineMean = fDigits->MeanTime();
174
175 Bool_t tr[5];
176 for (Int_t i=0; i<5; i++) tr[i]=false;
177
178 Double32_t besttimeA=999999;
179 Double32_t besttimeC=999999;
180 Int_t pmtBestA=99999;
181 Int_t pmtBestC=99999;
182
183 AliT0RecPoint* frecpoints= new AliT0RecPoint ();
184 clustersTree->Branch( "T0", "AliT0RecPoint" ,&frecpoints);
185
186 Float_t time[24], adc[24], adcmip[24];
187 for (Int_t ipmt=0; ipmt<24; ipmt++) {
188 if(timeCFD->At(ipmt)>0 && ipmt != badpmt) {
189 if(( chargeQT1->At(ipmt) - chargeQT0->At(ipmt))>0)
190 adc[ipmt] = chargeQT1->At(ipmt) - chargeQT0->At(ipmt);
191 else
192 adc[ipmt] = 0;
193
194 time[ipmt] = fCalib-> WalkCorrection(refAmp, ipmt, Int_t(adc[ipmt]), timeCFD->At(ipmt)) ;
195
196 Double_t sl = Double_t(timeLED->At(ipmt) - timeCFD->At(ipmt));
197 // time[ipmt] = fCalib-> WalkCorrection( refAmp,ipmt, Int_t(sl), timeCFD->At(ipmt) ) ;
198 AliDebug(5,Form(" ipmt %i QTC %i , time in chann %i (led-cfd) %i ",
199 ipmt, Int_t(adc[ipmt]) ,Int_t(time[ipmt]),Int_t( sl)));
200
201 Double_t ampMip =((TGraph*)fAmpLED.At(ipmt))->Eval(sl);
202 Double_t qtMip = ((TGraph*)fQTC.At(ipmt))->Eval(adc[ipmt]);
203 AliDebug(5,Form(" Amlitude in MIPS LED %f , QTC %f in channels %f\n ",ampMip,qtMip, adc[ipmt]));
204
205 frecpoints->SetTime(ipmt, Float_t(time[ipmt]) );
206 frecpoints->SetAmpLED(ipmt, Float_t( ampMip));
207 frecpoints->SetAmp(ipmt, Float_t(qtMip));
208 adcmip[ipmt]=qtMip;
209
210 }
211 else {
212 time[ipmt] = 0;
213 adc[ipmt] = 0;
214 adcmip[ipmt] = 0;
215
216 }
217 }
218
219 for (Int_t ipmt=0; ipmt<12; ipmt++){
220 if(time[ipmt] > 1 && ipmt != badpmt && adcmip[ipmt]>lowAmpThreshold && adcmip[ipmt]<highAmpThreshold) {
221 if(time[ipmt]<besttimeC){
222 besttimeC=time[ipmt]; //timeC
223 pmtBestC=ipmt;
224 }
225 }
226 }
227 for ( Int_t ipmt=12; ipmt<24; ipmt++){
228 if(time[ipmt] > 1 && ipmt != badpmt && adcmip[ipmt]>lowAmpThreshold && adcmip[ipmt]<highAmpThreshold) {
229 if(time[ipmt]<besttimeA) {
230 besttimeA=time[ipmt]; //timeA
231 pmtBestA=ipmt;}
232 }
233 }
234 if(besttimeA < 999999) {
235 frecpoints->SetTimeBestA(Int_t(besttimeA *channelWidth - fdZonA/c));
236 tr[1]=true;
237 }
238 if( besttimeC < 999999 ) {
239 frecpoints->SetTimeBestC(Int_t(besttimeC *channelWidth - fdZonA/c));
240 tr[2]=true;
241 }
242 AliDebug(5,Form(" besttimeA %f ch, besttimeC %f ch",besttimeA, besttimeC));
243 if(besttimeA <999999 && besttimeC < 999999 ){
244 // timeDiff = (besttimeC - besttimeA)*channelWidth;
245 timeDiff = (besttimeA - besttimeC)*channelWidth;
246 meanTime = (besttimeA + besttimeC)/2;// * channelWidth);
247 timeclock = meanTime *channelWidth -fdZonA/c ;
248 vertex = meanVertex - c*(timeDiff)/2.;// + (fdZonA - fdZonC)/2;
249 tr[0]=true;
250 }
251 frecpoints->SetVertex(vertex);
252 frecpoints->SetMeanTime(meanTime);
253 frecpoints->SetT0clock(timeclock);
254 frecpoints->SetT0Trig(tr);
255
256 AliDebug(5,Form("T0 triggers %d %d %d %d %d",tr[0],tr[1],tr[2],tr[3],tr[4]));
257
258 //online mean
259 frecpoints->SetOnlineMean(Int_t(onlineMean));
260 AliDebug(10,Form(" timeDiff %f #channel, meanTime %f #channel, vertex %f cm online mean %i timeclock %f ps",timeDiff, meanTime,vertex, Int_t(onlineMean), timeclock));
261
262
263
264
265
266 clustersTree->Fill();
267
268 delete timeCFD;
269 delete timeLED;
270 delete chargeQT0;
271 delete chargeQT1;
272}
273
274
275//_______________________________________________________________________
276
277void AliT0Reconstructor::Reconstruct(AliRawReader* rawReader, TTree*recTree) const
278{
279 // T0 raw ->
280 //
281 // reference amplitude and time ref. point from reco param
282
283 // Float_t refAmp = GetRecoParam()->GetRefAmp();
284
285 // Int_t refPoint = 0;
286 Int_t badpmt[24];
287 //Bad channel
288 for (Int_t i=0; i<24; i++) {
289 badpmt[i] = GetRecoParam() -> GetBadChannels(i);
290 }
291 Int_t low[500], high[500];
292
293 Int_t allData[110][5];
294
295 Int_t timeCFD[24], timeLED[24], chargeQT0[24], chargeQT1[24];
296 Double32_t timeDiff, meanTime, timeclock;
297 timeDiff = meanTime = timeclock = 9999999;
298 Float_t c = 29.9792458; // cm/ns
299 Double32_t vertex = 9999999;
300 Int_t onlineMean=0;
301 // Float_t meanVertex = fParam->GetMeanVertex();
302 Float_t meanVertex = 0;
303 for (Int_t i0=0; i0<24; i0++) {
304 low[i0] = Int_t(fTime0vertex[i0]) - 200;
305 high[i0] = Int_t(fTime0vertex[i0]) + 200;
306 }
307
308 for (Int_t i0=0; i0<110; i0++)
309 {
310 for (Int_t j0=0; j0<5; j0++) allData[i0][j0]=0;
311 // low[i0] = Int_t (GetRecoParam()->GetLow(i0));
312 // high[i0] = Int_t (GetRecoParam()->GetHigh(i0));
313 }
314
315 Float_t lowAmpThreshold = GetRecoParam()->GetAmpLowThreshold();
316 Float_t highAmpThreshold = GetRecoParam()->GetAmpHighThreshold();
317
318 Double32_t besttimeA=9999999;
319 Double32_t besttimeC=9999999;
320 Int_t pmtBestA=99999;
321 Int_t pmtBestC=99999;
322
323 AliT0RecPoint* frecpoints= new AliT0RecPoint ();
324
325 recTree->Branch( "T0", "AliT0RecPoint" ,&frecpoints);
326
327 AliDebug(10," before read data ");
328 AliT0RawReader myrawreader(rawReader);
329
330 UInt_t type =rawReader->GetType();
331
332 if (!myrawreader.Next())
333 AliDebug(1,Form(" no raw data found!!"));
334 else
335 {
336 for (Int_t i=0; i<24; i++)
337 {
338 timeCFD[i]=0; timeLED[i]=0; chargeQT0[i]=0; chargeQT1[i]=0;
339 }
340 Int_t fBCID=Int_t (rawReader->GetBCID());
341 Int_t trmbunch= myrawreader.GetTRMBunchID();
342 AliDebug(10,Form(" CDH BC ID %i, TRM BC ID %i \n", fBCID, trmbunch ));
343
344 if(type == 7 ) { //only physics
345 for (Int_t i=0; i<107; i++) {
346 for (Int_t iHit=0; iHit<5; iHit++)
347 {
348 allData[i][iHit] = myrawreader.GetData(i,iHit);
349 }
350 }
351 Int_t ref=0;
352
353 // if (refPoint>0)
354 // ref = allData[refPoint][0]-5000;
355
356
357 Float_t channelWidth = fParam->GetChannelWidth() ;
358
359 // Int_t meanT0 = fParam->GetMeanT0();
360
361 for (Int_t in=0; in<12; in++)
362 {
363 for (Int_t iHit=0; iHit<5; iHit++)
364 {
365 if(allData[in+1][iHit] > low[in] &&
366 allData[in+1][iHit] < high[in])
367 {
368 timeCFD[in] = allData[in+1][iHit] ;
369 break;
370 }
371 }
372 for (Int_t iHit=0; iHit<5; iHit++)
373 {
374 if(allData[in+1+56][iHit] > low[in] &&
375 allData[in+1+56][iHit] < high[in])
376 {
377 timeCFD[in+12] = allData[in+56+1][iHit] ;
378 break;
379 }
380 }
381 timeLED[in+12] = allData[in+68+1][0] ;
382 timeLED[in] = allData[in+12+1][0] ;
383 AliDebug(5, Form(" readed i %i cfdC %i cfdA %i ledC %i ledA%i ",
384 in, timeCFD[in],timeCFD[in+12],timeLED[in],
385 timeLED[in+12]));
386
387 }
388
389
390 for (Int_t in=0; in<12; in++)
391 {
392 chargeQT0[in]=allData[2*in+25][0];
393 chargeQT1[in]=allData[2*in+26][0];
394 AliDebug(25, Form(" readed Raw %i %i %i",
395 in, chargeQT0[in],chargeQT1[in]));
396 }
397 for (Int_t in=12; in<24; in++)
398 {
399 chargeQT0[in]=allData[2*in+57][0];
400 chargeQT1[in]=allData[2*in+58][0];
401 AliDebug(25, Form(" readed Raw %i %i %i",
402 in, chargeQT0[in],chargeQT1[in]));
403
404 }
405
406 onlineMean = allData[49][0];
407
408 Double32_t time[24], adc[24], adcmip[24], noncalibtime[24];
409 for (Int_t ipmt=0; ipmt<24; ipmt++) {
410 if(timeCFD[ipmt] > 0 /* && badpmt[ipmt]==0*/ ){
411 //for simulated data
412 //for physics data
413 if(( chargeQT0[ipmt] - chargeQT1[ipmt])>0) {
414 adc[ipmt] = chargeQT0[ipmt] - chargeQT1[ipmt];
415 }
416 else
417 adc[ipmt] = 0;
418 // time[ipmt] = fCalib-> WalkCorrection(refAmp, ipmt, Int_t(adc[ipmt]), timeCFD[ipmt] ) ;
419
420 time[ipmt] = fCalib-> WalkCorrection(Int_t (fTime0vertex[ipmt]), ipmt, Int_t(adc[ipmt]), timeCFD[ipmt] ) ;
421 Double_t sl = timeLED[ipmt] - timeCFD[ipmt];
422 // time[ipmt] = fCalib-> WalkCorrection( refAmp,ipmt, Int_t(sl), timeCFD[ipmt] ) ;
423 AliDebug(5,Form(" ipmt %i QTC %i , time in chann %i (led-cfd) %i ",
424 ipmt, Int_t(adc[ipmt]) ,Int_t(time[ipmt]),Int_t( sl)));
425 Double_t ampMip =( (TGraph*)fAmpLED.At(ipmt))->Eval(sl);
426 Double_t qtMip = ((TGraph*)fQTC.At(ipmt))->Eval(adc[ipmt]);
427 AliDebug(10,Form(" Amlitude in MIPS LED %f ; QTC %f; in channels %f\n ",ampMip,qtMip, adc[ipmt]));
428 //bad peak removing
429 frecpoints->SetTime(ipmt, Float_t(time[ipmt]) );
430 // frecpoints->SetTime(ipmt,Double32_t(timeCFD[ipmt]));
431 frecpoints->SetAmp(ipmt, Double32_t( qtMip));
432 adcmip[ipmt]=qtMip;
433 frecpoints->SetAmpLED(ipmt, Double32_t(ampMip));
434 noncalibtime[ipmt]= Double32_t (timeCFD[ipmt]);
435 }
436 else {
437 time[ipmt] = 0;
438 adc[ipmt] = 0;
439 adcmip[ipmt] = 0;
440 noncalibtime[ipmt] = 0;
441 }
442 }
443 fESDTZEROfriend->SetT0timeCorr(noncalibtime) ;
444 for (Int_t ipmt=0; ipmt<12; ipmt++){
445 if(time[ipmt] !=0 /*&& badpmt[ipmt]==0 */&& adcmip[ipmt]>lowAmpThreshold && adcmip[ipmt]<highAmpThreshold )
446 {
447 // if(TMath::Abs(time[ipmt])<TMath::Abs(besttimeC)) {
448 if(time[ipmt]<besttimeC){
449 besttimeC=time[ipmt]; //timeC
450 pmtBestC=ipmt;
451 }
452 }
453 }
454 for ( Int_t ipmt=12; ipmt<24; ipmt++)
455 {
456 if(time[ipmt] != 0 /* && badpmt[ipmt]==0*/ && adcmip[ipmt]>lowAmpThreshold && adcmip[ipmt]<highAmpThreshold)
457 {
458 if(time[ipmt]<besttimeA) {
459 // if(TMath::Abs(time[ipmt])<TMath::Abs(besttimeA)) {
460 besttimeA=time[ipmt]; //timeA
461 pmtBestA=ipmt;
462 }
463 }
464 }
465 if(besttimeA < 999999)
466 frecpoints->SetTimeBestA((besttimeA * channelWidth)- 1000.*fLatencyHPTDC + 1000.*fLatencyL1A - 1000.*fGRPdelays - fTimeMeanShift[1] );
467 // frecpoints->SetTimeBestA((besttimeA * channelWidth- fTimeMeanShift[1]));
468
469 if( besttimeC < 999999 )
470 frecpoints->SetTimeBestC((besttimeC * channelWidth)- 1000.*fLatencyHPTDC +1000.*fLatencyL1C - 1000.*fGRPdelays - fTimeMeanShift[2]);
471 // frecpoints->SetTimeBestC((besttimeC * channelWidth - fTimeMeanShift[2]));
472 AliDebug(5,Form(" pmtA %i besttimeA %f shift A %f ps, pmtC %i besttimeC %f shiftC %f ps",
473 pmtBestA,besttimeA, fTimeMeanShift[1],
474 pmtBestC, besttimeC,fTimeMeanShift[2]));
475 if(besttimeA <999999 && besttimeC < 999999 ){
476 // timeDiff = ( besttimeA - besttimeC)* 0.001* channelWidth + fLatencyL1A - fLatencyL1C;
477 timeclock = channelWidth * Float_t( besttimeA+besttimeC)/2. - 1000.*fLatencyHPTDC + 1000.*fLatencyL1 - 1000.*fGRPdelays - fTimeMeanShift[0] ;
478 meanTime = (besttimeA+besttimeC-2.*Float_t(ref))/2.;
479 timeDiff = ( besttimeA - besttimeC)* 0.001* channelWidth ;
480 // timeclock = channelWidth * Float_t( besttimeA+besttimeC)/2. - fTimeMeanShift[0] ;
481 vertex = meanVertex - c*(timeDiff)/2. ; //+ (fdZonA - fdZonC)/2;
482 }
483 } //if phys event
484 AliDebug(10,Form(" timeDiff %f #channel, meanTime %f #channel, TOFmean%f vertex %f cm meanVertex %f online mean %i \n",timeDiff, meanTime,timeclock, vertex,meanVertex, onlineMean));
485 frecpoints->SetT0clock(timeclock);
486 frecpoints->SetVertex(vertex);
487 frecpoints->SetMeanTime(meanTime);
488 frecpoints->SetOnlineMean(Int_t(onlineMean));
489 // Set triggers
490
491 Bool_t tr[5];
492 Int_t trchan[5]= {50,51,52,55,56};
493 for (Int_t i=0; i<5; i++) tr[i]=false;
494 for (Int_t itr=0; itr<5; itr++) {
495 for (Int_t iHit=0; iHit<5; iHit++)
496 {
497 Int_t trr=trchan[itr];
498 if( allData[trr][iHit] > 0) tr[itr]=true;
499 }
500 }
501 frecpoints->SetT0Trig(tr);
502
503 //Set MPD
504 if(allData[53][0]>0 && allData[54][0])
505 frecpoints->SetMultA(allData[53][0]-allData[54][0]);
506 if(allData[105][0]>0 && allData[106][0])
507 frecpoints->SetMultC(allData[105][0]-allData[106][0]);
508
509
510 } // if (else )raw data
511 recTree->Fill();
512 if(frecpoints) delete frecpoints;
513}
514
515
516 //____________________________________________________________
517
518 void AliT0Reconstructor::FillESD(TTree */*digitsTree*/, TTree *clustersTree, AliESDEvent *pESD) const
519 {
520
521 /***************************************************
522 Resonstruct digits to vertex position
523 ****************************************************/
524
525 AliDebug(1,Form("Start FillESD T0"));
526 if(!pESD) {
527 AliError("No ESD Event");
528 return;
529 }
530 pESD ->SetT0spread(fTimeSigmaShift);
531
532
533 Float_t channelWidth = fParam->GetChannelWidth() ;
534 Float_t c = 0.0299792458; // cm/ps
535 Float_t currentVertex=0, shift=0;
536 Int_t ncont=-1;
537 const AliESDVertex* vertex = pESD->GetPrimaryVertex();
538 if (!vertex) vertex = pESD->GetPrimaryVertexSPD();
539 if (!vertex) vertex = pESD->GetPrimaryVertexTPC();
540 if (!vertex) vertex = pESD->GetVertex();
541
542 if (vertex) {
543 AliDebug(2, Form("Got %s (%s) from ESD: %f",
544 vertex->GetName(), vertex->GetTitle(), vertex->GetZ()));
545 currentVertex = vertex->GetZ();
546
547 ncont = vertex->GetNContributors();
548 // cout<<"@@ spdver "<<spdver<<" ncont "<<ncont<<endl;
549 if(ncont>0 ) {
550 shift = currentVertex/c;
551 }
552 }
553 TTree *treeR = clustersTree;
554
555 AliT0RecPoint* frecpoints= new AliT0RecPoint ();
556 if (!frecpoints) {
557 AliError("Reconstruct Fill ESD >> no recpoints found");
558 return;
559 }
560
561 AliDebug(1,Form("Start FillESD T0"));
562 TBranch *brRec = treeR->GetBranch("T0");
563 if (brRec) {
564 brRec->SetAddress(&frecpoints);
565 }else{
566 AliError(Form("EXEC Branch T0 rec not found"));
567 return;
568 }
569
570 brRec->GetEntry(0);
571 Double32_t amp[24], time[24], ampQTC[24], timecorr[24];
572 Double32_t* tcorr;
573 for(Int_t i=0; i<24; i++)
574 amp[i]=time[i]=ampQTC[i]=timecorr[i]=0;
575
576
577 Double32_t timeClock[3];
578 Double32_t zPosition = frecpoints -> GetVertex();
579 Double32_t timeStart = frecpoints -> GetMeanTime();
580 timeClock[0] = frecpoints -> GetT0clock() ;
581 timeClock[1] = frecpoints -> GetBestTimeA() + shift;
582 timeClock[2] = frecpoints -> GetBestTimeC() - shift;
583
584 for ( Int_t i=0; i<24; i++) {
585 time[i] = frecpoints -> GetTime(i); // ps to ns
586 // if ( time[i] >1) {
587 if ( time[i] != 0) {
588 ampQTC[i] = frecpoints -> GetAmp(i);
589 amp[i] = frecpoints -> AmpLED(i);
590 AliDebug(1,Form("T0: %i time %f ampQTC %f ampLED %f \n", i, time[i], ampQTC[i], amp[i]));
591 }
592 }
593 Int_t trig= frecpoints ->GetT0Trig();
594 pESD->SetT0Trig(trig);
595
596 pESD->SetT0zVertex(zPosition); //vertex Z position
597
598 Double32_t multA=frecpoints ->GetMultA();
599 Double32_t multC=frecpoints ->GetMultC();
600 // pESD->SetT0MultC(multC); // multiplicity Cside
601 // pESD->SetT0MultA(multA); // multiplicity Aside
602 pESD->SetT0(multA); // for backward compatubility
603 pESD->SetT0clock(multC); // for backward compatubility
604
605 for(Int_t i=0; i<3; i++)
606 pESD->SetT0TOF(i,timeClock[i]); // interaction time (ns)
607 pESD->SetT0time(time); // best TOF on each PMT
608 pESD->SetT0amplitude(ampQTC); // number of particles(MIPs) on each PMT
609
610 AliDebug(1,Form("T0: SPDshift %f Vertex %f (T0A+T0C)/2 %f #channels T0signal %f ns OrA %f ns OrC %f T0trig %i\n",shift, zPosition, timeStart, timeClock[0], timeClock[1], timeClock[2], trig));
611
612 if (pESD) {
613
614 AliESDfriend *fr = (AliESDfriend*)pESD->FindListObject("AliESDfriend");
615 if (fr) {
616 AliDebug(1, Form("Writing TZERO friend data to ESD tree"));
617
618 // if (ncont>2) {
619 tcorr = fESDTZEROfriend->GetT0timeCorr();
620 for ( Int_t i=0; i<24; i++) {
621 if(i<12 && time[i]>1) timecorr[i] = tcorr[i] - shift/channelWidth;
622 if(i>11 && time[i]>1) timecorr[i] = tcorr[i] + shift/channelWidth;
623 if(time[i]>1) AliDebug(10,Form("T0 friend : %i time %f ampQTC %f ampLED %f \n", i, timecorr[i], ampQTC[i], amp[i]));
624 }
625 fESDTZEROfriend->SetT0timeCorr( timecorr) ;
626 fESDTZEROfriend->SetT0ampLEDminCFD(amp);
627 fESDTZEROfriend->SetT0ampQTC(ampQTC);
628 fr->SetTZEROfriend(fESDTZEROfriend);
629 // }//
630 }
631 }
632
633
634
635} // vertex in 3 sigma
636
637
638
639
640
641