T0/AliT0Reconstructor.cxx

   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 "AliESDTZERO.h"
  35 #include "AliESDTZEROfriend.h"
  36 #include "AliLog.h"
  37 #include "AliCDBEntry.h"
  38 #include "AliCDBManager.h"
  39 #include "AliCTPTimeParams.h"
  40 #include "AliLHCClockPhase.h"
  41 #include "AliT0CalibSeasonTimeShift.h"
  42 #include "AliESDRun.h"
  43
  44 #include <TArrayI.h>
  45 #include <TGraph.h>
  46 #include <TMath.h>
  47 #include <Riostream.h>
  48
  49 ClassImp(AliT0Reconstructor)
  50
  51   AliT0Reconstructor:: AliT0Reconstructor(): AliReconstructor(),
  52                                              fdZonA(0),
  53                                              fdZonC(0),
  54                                              fZposition(0),
  55                                              fParam(NULL),
  56                                              fAmpLEDrec(),
  57                                              fQTC(0),
  58                                              fAmpLED(0),
  59                                              fCalib(),
  60                                              fLatencyHPTDC(9000),
  61                                              fLatencyL1(0),
  62                                              fLatencyL1A(0),
  63                                              fLatencyL1C(0),
  64                                              fGRPdelays(0),
  65                                              fTimeMeanShift(0x0),
  66                                              fTimeSigmaShift(0x0),
  67                                              fESDTZEROfriend(NULL),
  68                                              fESDTZERO(NULL)
  69
  70 {
  71   for (Int_t i=0; i<24; i++)  fTime0vertex[i] =0;
  72
  73   //constructor
  74   AliCDBEntry *entry = AliCDBManager::Instance()->Get("GRP/CTP/CTPtiming");
  75   if (!entry) AliFatal("CTP timing parameters are not found in OCDB !");
  76   AliCTPTimeParams *ctpParams = (AliCTPTimeParams*)entry->GetObject();
  77   Float_t l1Delay = (Float_t)ctpParams->GetDelayL1L0()*25.0;
  78
  79   AliCDBEntry *entry1 = AliCDBManager::Instance()->Get("GRP/CTP/TimeAlign");
  80   if (!entry1) AliFatal("CTP time-alignment is not found in OCDB !");
  81   AliCTPTimeParams *ctpTimeAlign = (AliCTPTimeParams*)entry1->GetObject();
  82   l1Delay += ((Float_t)ctpTimeAlign->GetDelayL1L0()*25.0);
  83
  84   AliCDBEntry *entry4 = AliCDBManager::Instance()->Get("GRP/Calib/LHCClockPhase");
  85   if (!entry4) AliFatal("LHC clock-phase shift is not found in OCDB !");
  86   AliLHCClockPhase *phase = (AliLHCClockPhase*)entry4->GetObject();
  87
  88   fGRPdelays = l1Delay - phase->GetMeanPhase();
  89
  90   AliCDBEntry *entry5 = AliCDBManager::Instance()->Get("T0/Calib/TimeAdjust");
  91   if (entry5) {
  92     AliT0CalibSeasonTimeShift *timeshift = (AliT0CalibSeasonTimeShift*)entry5->GetObject();
  93     fTimeMeanShift = timeshift->GetT0Means();
  94     fTimeSigmaShift  = timeshift->GetT0Sigmas();
  95    }
  96   else
  97     AliWarning("Time Adjust is not found in OCDB !");
  98
  99   fParam = AliT0Parameters::Instance();
 100   fParam->Init();
 101
 102   for (Int_t i=0; i<24; i++){
 103         TGraph* gr = fParam ->GetAmpLEDRec(i);
 104         if (gr) fAmpLEDrec.AddAtAndExpand(gr,i) ;
 105           TGraph* gr1 = fParam ->GetAmpLED(i);
 106           if (gr1) fAmpLED.AddAtAndExpand(gr1,i) ;
 107           TGraph* gr2 = fParam ->GetQTC(i);
 108           if (gr2) fQTC.AddAtAndExpand(gr2,i) ;
 109           fTime0vertex[i] = fParam->GetCFD(i);
 110           AliDebug(2,Form("OCDB mean CFD time %i %f \n",i, fTime0vertex[i]));
 111  }
 112   fLatencyL1 = fParam->GetLatencyL1();
 113   fLatencyL1A = fParam->GetLatencyL1A();
 114   fLatencyL1C = fParam->GetLatencyL1C();
 115   fLatencyHPTDC = fParam->GetLatencyHPTDC();
 116   AliDebug(2,Form(" LatencyL1 %f latencyL1A %f latencyL1C %f latencyHPTDC %f \n",fLatencyL1, fLatencyL1A, fLatencyL1C, fLatencyHPTDC));
 117
 118   for (Int_t i=0; i<24; i++) {
 119     if( fTime0vertex[i] < 500 || fTime0vertex[i] > 50000) fTime0vertex[i] =( 1000.*fLatencyHPTDC - 1000.*fLatencyL1 + 1000.*fGRPdelays)/24.4;
 120
 121   }
 122   //here real Z position
 123   fdZonC = TMath::Abs(fParam->GetZPosition("T0/C/PMT1"));
 124   fdZonA = TMath::Abs(fParam->GetZPosition("T0/A/PMT15"));
 125
 126   fCalib = new AliT0Calibrator();
 127   fESDTZEROfriend = new AliESDTZEROfriend();
 128   fESDTZERO  = new AliESDTZERO();
 129
 130
 131 }
 132
 133 //_____________________________________________________________________________
 134 void AliT0Reconstructor::Reconstruct(TTree*digitsTree, TTree*clustersTree) const
 135 {
 136   // T0 digits reconstruction
 137   Int_t refAmp = Int_t (GetRecoParam()->GetRefAmp());
 138
 139   TArrayI * timeCFD = new TArrayI(24);
 140   TArrayI * timeLED = new TArrayI(24);
 141   TArrayI * chargeQT0 = new TArrayI(24);
 142   TArrayI * chargeQT1 = new TArrayI(24);
 143
 144
 145   Float_t channelWidth = fParam->GetChannelWidth() ;
 146   Float_t meanVertex = fParam->GetMeanVertex();
 147   Float_t c = 0.0299792; // cm/ps
 148   Double32_t vertex = 9999999;
 149   Double32_t timeDiff=999999, meanTime=999999, timeclock=999999;
 150
 151
 152   AliDebug(1,Form("Start DIGITS reconstruction "));
 153
 154   Float_t lowAmpThreshold =  GetRecoParam()->GetLow(200);
 155   Float_t highAmpThreshold =  GetRecoParam()->GetHigh(200);
 156   Int_t badpmt = GetRecoParam()->GetRefPoint();
 157
 158   TBranch *brDigits=digitsTree->GetBranch("T0");
 159   AliT0digit *fDigits = new AliT0digit() ;
 160   if (brDigits) {
 161     brDigits->SetAddress(&fDigits);
 162   }else{
 163     AliError(Form("EXEC Branch T0 digits not found"));
 164      return;
 165   }
 166
 167   digitsTree->GetEvent(0);
 168   digitsTree->GetEntry(0);
 169   brDigits->GetEntry(0);
 170   fDigits->GetTimeCFD(*timeCFD);
 171   fDigits->GetTimeLED(*timeLED);
 172   fDigits->GetQT0(*chargeQT0);
 173   fDigits->GetQT1(*chargeQT1);
 174   Int_t onlineMean =  fDigits->MeanTime();
 175
 176   Bool_t tr[5];
 177   for (Int_t i=0; i<5; i++) tr[i]=false;
 178
 179   Double32_t besttimeA=999999;
 180   Double32_t besttimeC=999999;
 181   Int_t pmtBestA=99999;
 182   Int_t pmtBestC=99999;
 183
 184   AliT0RecPoint* frecpoints= new AliT0RecPoint ();
 185   clustersTree->Branch( "T0", "AliT0RecPoint" ,&frecpoints);
 186
 187   Float_t time[24], adc[24], adcmip[24];
 188   for (Int_t ipmt=0; ipmt<24; ipmt++) {
 189     if(timeCFD->At(ipmt)>0 && ipmt != badpmt) {
 190      if(( chargeQT1->At(ipmt) - chargeQT0->At(ipmt))>0)
 191         adc[ipmt] = chargeQT1->At(ipmt) - chargeQT0->At(ipmt);
 192       else
 193         adc[ipmt] = 0;
 194
 195      time[ipmt] = fCalib-> WalkCorrection(refAmp, ipmt, Int_t(adc[ipmt]),  timeCFD->At(ipmt)) ;
 196
 197       Double_t sl = Double_t(timeLED->At(ipmt) - timeCFD->At(ipmt));
 198       //    time[ipmt] = fCalib-> WalkCorrection( refAmp,ipmt, Int_t(sl),  timeCFD->At(ipmt) ) ;
 199       AliDebug(5,Form(" ipmt %i QTC %i , time in chann %i (led-cfd) %i ",
 200                        ipmt, Int_t(adc[ipmt]) ,Int_t(time[ipmt]),Int_t( sl)));
 201
 202       Double_t ampMip =((TGraph*)fAmpLED.At(ipmt))->Eval(sl);
 203       Double_t qtMip = ((TGraph*)fQTC.At(ipmt))->Eval(adc[ipmt]);
 204       AliDebug(5,Form("  Amlitude in MIPS LED %f ,  QTC %f in channels %f\n ",ampMip,qtMip, adc[ipmt]));
 205
 206       frecpoints->SetTime(ipmt, Float_t(time[ipmt]) );
 207       frecpoints->SetAmpLED(ipmt, Float_t( ampMip));
 208       frecpoints->SetAmp(ipmt, Float_t(qtMip));
 209       adcmip[ipmt]=qtMip;
 210
 211     }
 212     else {
 213       time[ipmt] = 0;
 214       adc[ipmt] = 0;
 215       adcmip[ipmt] = 0;
 216
 217     }
 218   }
 219
 220   for (Int_t ipmt=0; ipmt<12; ipmt++){
 221     if(time[ipmt] > 1 && ipmt != badpmt && adcmip[ipmt]>lowAmpThreshold && adcmip[ipmt]<highAmpThreshold) {
 222       if(time[ipmt]<besttimeC){
 223         besttimeC=time[ipmt]; //timeC
 224         pmtBestC=ipmt;
 225       }
 226     }
 227   }
 228   for ( Int_t ipmt=12; ipmt<24; ipmt++){
 229     if(time[ipmt] > 1 &&  ipmt != badpmt && adcmip[ipmt]>lowAmpThreshold && adcmip[ipmt]<highAmpThreshold) {
 230       if(time[ipmt]<besttimeA) {
 231         besttimeA=time[ipmt]; //timeA
 232         pmtBestA=ipmt;}
 233     }
 234   }
 235   if(besttimeA < 999999) {
 236     frecpoints->SetTimeBestA(Int_t(besttimeA *channelWidth - fdZonA/c));
 237     tr[1]=true;
 238   }
 239   if( besttimeC < 999999 ) {
 240     frecpoints->SetTimeBestC(Int_t(besttimeC *channelWidth - fdZonA/c));
 241     tr[2]=true;
 242   }
 243   AliDebug(5,Form(" besttimeA %f ch,  besttimeC %f ch",besttimeA, besttimeC));
 244   if(besttimeA <999999 && besttimeC < 999999 ){
 245     //    timeDiff = (besttimeC - besttimeA)*channelWidth;
 246     timeDiff = (besttimeA - besttimeC)*channelWidth;
 247     meanTime = (besttimeA + besttimeC)/2;// * channelWidth);
 248     timeclock = meanTime *channelWidth -fdZonA/c ;
 249     vertex = meanVertex - c*(timeDiff)/2.;// + (fdZonA - fdZonC)/2;
 250     tr[0]=true;
 251   }
 252   frecpoints->SetVertex(vertex);
 253   frecpoints->SetMeanTime(meanTime);
 254   frecpoints->SetT0clock(timeclock);
 255   frecpoints->SetT0Trig(tr);
 256
 257   AliDebug(5,Form("T0 triggers %d %d %d %d %d",tr[0],tr[1],tr[2],tr[3],tr[4]));
 258
 259   //online mean
 260   frecpoints->SetOnlineMean(Int_t(onlineMean));
 261   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));
 262
 263
 264
 265
 266
 267   clustersTree->Fill();
 268
 269   delete timeCFD;
 270   delete timeLED;
 271   delete chargeQT0;
 272   delete chargeQT1;
 273 }
 274
 275
 276 //_______________________________________________________________________
 277
 278 void AliT0Reconstructor::Reconstruct(AliRawReader* rawReader, TTree*recTree) const
 279 {
 280   // T0 raw ->
 281   //
 282
 283   Float_t meanOrA = fTime0vertex[0] + 587;
 284   Float_t meanOrC = fTime0vertex[0] + 678;
 285   Float_t meanTVDC = fTime0vertex[0] + 2564;
 286
 287
 288   Int_t badpmt[24];
 289   //Bad channel
 290   for (Int_t i=0; i<24; i++) {
 291     badpmt[i] = GetRecoParam() -> GetBadChannels(i);
 292   }
 293   Int_t low[500], high[500];
 294
 295   Int_t allData[110][5];
 296
 297   Int_t timeCFD[24], timeLED[24], chargeQT0[24], chargeQT1[24];
 298   Double32_t timeDiff, meanTime, timeclock;
 299   timeDiff =  meanTime = timeclock = 9999999;
 300   Float_t c = 29.9792458; // cm/ns
 301   Double32_t vertex = 9999999;
 302   Int_t onlineMean=0;
 303   Float_t meanVertex = 0;
 304   for (Int_t i0=0; i0<24; i0++) {
 305     low[i0] = Int_t(fTime0vertex[i0]) - 200;
 306     high[i0] = Int_t(fTime0vertex[i0]) + 200;
 307   }
 308
 309   for (Int_t i0=0; i0<110; i0++)
 310     for (Int_t j0=0; j0<5; j0++)  allData[i0][j0]=0;
 311
 312   Float_t lowAmpThreshold =  GetRecoParam()->GetAmpLowThreshold();
 313   Float_t highAmpThreshold =  GetRecoParam()->GetAmpHighThreshold();
 314
 315   Double32_t besttimeA=9999999;
 316   Double32_t besttimeC=9999999;
 317   Int_t pmtBestA=99999;
 318   Int_t pmtBestC=99999;
 319   Float_t channelWidth = fParam->GetChannelWidth() ;
 320
 321   AliT0RecPoint* frecpoints= new AliT0RecPoint ();
 322
 323   recTree->Branch( "T0", "AliT0RecPoint" ,&frecpoints);
 324
 325   AliDebug(10," before read data ");
 326   AliT0RawReader myrawreader(rawReader);
 327
 328   UInt_t type =rawReader->GetType();
 329
 330   if (!myrawreader.Next())
 331     AliDebug(1,Form(" no raw data found!!"));
 332   else
 333     {
 334    for (Int_t i=0; i<24; i++)
 335     {
 336       timeCFD[i]=0; timeLED[i]=0; chargeQT0[i]=0; chargeQT1[i]=0;
 337     }
 338      Int_t fBCID=Int_t (rawReader->GetBCID());
 339       Int_t trmbunch= myrawreader.GetTRMBunchID();
 340       AliDebug(10,Form(" CDH BC ID %i, TRM BC ID %i \n", fBCID, trmbunch ));
 341
 342       if(type == 7  ) {  //only physics
 343         for (Int_t i=0; i<107; i++) {
 344         for (Int_t iHit=0; iHit<5; iHit++)
 345           {
 346             allData[i][iHit] = myrawreader.GetData(i,iHit);
 347           }
 348         }
 349         Int_t ref=0;
 350
 351         for (Int_t in=0; in<12; in++)
 352           {
 353             for (Int_t iHit=0; iHit<5; iHit++)
 354               {
 355                 if(allData[in+1][iHit] > low[in] &&
 356                    allData[in+1][iHit] < high[in])
 357                   {
 358                     timeCFD[in] = allData[in+1][iHit] ;
 359                     break;
 360                   }
 361               }
 362             for (Int_t iHit=0; iHit<5; iHit++)
 363               {
 364                 if(allData[in+1+56][iHit] > low[in] &&
 365                    allData[in+1+56][iHit] < high[in])
 366                   {
 367                     timeCFD[in+12] = allData[in+56+1][iHit] ;
 368                     break;
 369                   }
 370               }
 371             timeLED[in+12] = allData[in+68+1][0] ;
 372             timeLED[in] = allData[in+12+1][0] ;
 373             AliDebug(5, Form(" readed i %i cfdC %i cfdA %i ledC %i ledA%i ",
 374                               in, timeCFD[in],timeCFD[in+12],timeLED[in],
 375                              timeLED[in+12]));
 376
 377           }
 378
 379
 380         for (Int_t in=0; in<12;  in++)
 381           {
 382             chargeQT0[in]=allData[2*in+25][0];
 383             chargeQT1[in]=allData[2*in+26][0];
 384             AliDebug(25, Form(" readed Raw %i %i %i",
 385                               in, chargeQT0[in],chargeQT1[in]));
 386           }
 387         for (Int_t in=12; in<24;  in++)
 388           {
 389             chargeQT0[in]=allData[2*in+57][0];
 390             chargeQT1[in]=allData[2*in+58][0];
 391             AliDebug(25, Form(" readed Raw %i %i %i",
 392                               in, chargeQT0[in],chargeQT1[in]));
 393
 394           }
 395
 396         onlineMean = allData[49][0];
 397
 398         Double32_t time[24], adc[24], adcmip[24], noncalibtime[24];
 399         for (Int_t ipmt=0; ipmt<24; ipmt++) {
 400           if(timeCFD[ipmt] >  0 /* && badpmt[ipmt]==0*/ ){
 401            //for simulated data
 402              //for physics  data
 403            if(( chargeQT0[ipmt] - chargeQT1[ipmt])>0)  {
 404              adc[ipmt] = chargeQT0[ipmt] - chargeQT1[ipmt];
 405            }
 406            else
 407              adc[ipmt] = 0;
 408            //      time[ipmt] = fCalib-> WalkCorrection(refAmp, ipmt, Int_t(adc[ipmt]), timeCFD[ipmt] ) ;
 409
 410            time[ipmt] = fCalib-> WalkCorrection(Int_t (fTime0vertex[ipmt]), ipmt, Int_t(adc[ipmt]), timeCFD[ipmt] ) ;
 411            Double_t sl = timeLED[ipmt] - timeCFD[ipmt];
 412            // time[ipmt] = fCalib-> WalkCorrection( refAmp,ipmt, Int_t(sl), timeCFD[ipmt] ) ;
 413            AliDebug(5,Form(" ipmt %i QTC %i , time in chann %i (led-cfd) %i ",
 414                             ipmt, Int_t(adc[ipmt]) ,Int_t(time[ipmt]),Int_t( sl)));
 415            Double_t ampMip =( (TGraph*)fAmpLED.At(ipmt))->Eval(sl);
 416            Double_t qtMip = ((TGraph*)fQTC.At(ipmt))->Eval(adc[ipmt]);
 417            AliDebug(10,Form("  Amlitude in MIPS LED %f ; QTC %f;  in channels %f\n ",ampMip,qtMip, adc[ipmt]));
 418            //bad peak removing
 419              frecpoints->SetTime(ipmt, Float_t(time[ipmt]) );
 420              // frecpoints->SetTime(ipmt,Double32_t(timeCFD[ipmt]));
 421              frecpoints->SetAmp(ipmt, Double32_t( qtMip));
 422              adcmip[ipmt]=qtMip;
 423              frecpoints->SetAmpLED(ipmt, Double32_t(ampMip));
 424              noncalibtime[ipmt]= Double32_t (timeCFD[ipmt]);
 425          }
 426          else {
 427            time[ipmt] = 0;
 428            adc[ipmt] = 0;
 429            adcmip[ipmt] = 0;
 430            noncalibtime[ipmt] = 0;
 431          }
 432        }
 433        fESDTZEROfriend->SetT0timeCorr(noncalibtime) ;
 434        for (Int_t ipmt=0; ipmt<12; ipmt++){
 435          if(time[ipmt] !=0 /*&& badpmt[ipmt]==0 */&&  adcmip[ipmt]>lowAmpThreshold && adcmip[ipmt]<highAmpThreshold )
 436            {
 437                // if(TMath::Abs(time[ipmt])<TMath::Abs(besttimeC)) {
 438              if(time[ipmt]<besttimeC){
 439                besttimeC=time[ipmt]; //timeC
 440                   pmtBestC=ipmt;
 441              }
 442            }
 443        }
 444        for ( Int_t ipmt=12; ipmt<24; ipmt++)
 445          {
 446            if(time[ipmt] != 0 /* && badpmt[ipmt]==0*/ && adcmip[ipmt]>lowAmpThreshold && adcmip[ipmt]<highAmpThreshold)
 447              {
 448                if(time[ipmt]<besttimeA) {
 449                  //            if(TMath::Abs(time[ipmt])<TMath::Abs(besttimeA)) {
 450                  besttimeA=time[ipmt]; //timeA
 451                  pmtBestA=ipmt;
 452                }
 453              }
 454          }
 455        if(besttimeA < 999999)
 456          frecpoints->SetTimeBestA((besttimeA * channelWidth)- 1000.*fLatencyHPTDC + 1000.*fLatencyL1A - 1000.*fGRPdelays - fTimeMeanShift[1] );
 457        //        frecpoints->SetTimeBestA((besttimeA * channelWidth- fTimeMeanShift[1]));
 458
 459        if( besttimeC < 999999 )
 460          frecpoints->SetTimeBestC((besttimeC * channelWidth)- 1000.*fLatencyHPTDC +1000.*fLatencyL1C - 1000.*fGRPdelays - fTimeMeanShift[2]);
 461        // frecpoints->SetTimeBestC((besttimeC * channelWidth - fTimeMeanShift[2]));
 462        AliDebug(5,Form(" pmtA %i besttimeA %f shift A %f ps, pmtC %i besttimeC %f shiftC %f ps",
 463                        pmtBestA,besttimeA, fTimeMeanShift[1],
 464                        pmtBestC,  besttimeC,fTimeMeanShift[2]));
 465         if(besttimeA <999999 && besttimeC < 999999 ){
 466           //     timeDiff = ( besttimeA - besttimeC)* 0.001* channelWidth + fLatencyL1A - fLatencyL1C;
 467           timeclock = channelWidth * Float_t( besttimeA+besttimeC)/2. - 1000.*fLatencyHPTDC + 1000.*fLatencyL1 - 1000.*fGRPdelays - fTimeMeanShift[0] ;
 468          meanTime = (besttimeA+besttimeC-2.*Float_t(ref))/2.;
 469          timeDiff = ( besttimeA - besttimeC)* 0.001* channelWidth ;
 470          // timeclock = channelWidth * Float_t( besttimeA+besttimeC)/2. - fTimeMeanShift[0] ;
 471          vertex =  meanVertex - c*(timeDiff)/2. ; //+ (fdZonA - fdZonC)/2;
 472         }
 473       }  //if phys event
 474       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));
 475       frecpoints->SetT0clock(timeclock);
 476       frecpoints->SetVertex(vertex);
 477       frecpoints->SetMeanTime(meanTime);
 478       frecpoints->SetOnlineMean(Int_t(onlineMean));
 479         // Set triggers
 480
 481       Bool_t tr[5];
 482       Int_t trchan[5]= {50,51,52,55,56};
 483       for (Int_t i=0; i<5; i++) tr[i]=false;
 484       for (Int_t itr=0; itr<5; itr++) {
 485         for (Int_t iHit=0; iHit<1; iHit++)
 486           {
 487             Int_t trr=trchan[itr];
 488             if( allData[trr][iHit] > 0)  tr[itr]=true;
 489
 490             AliDebug(1,Form("Reconstruct :::  T0 triggers iHit %i tvdc %d orA %d orC %d centr %d semicentral %d",iHit, tr[0],tr[1],tr[2],tr[3],tr[4]));
 491           }
 492       }
 493       frecpoints->SetT0Trig(tr);
 494
 495       for (Int_t iHit=0; iHit<5; iHit++)
 496         {
 497           Float_t tvdc  = -9999; Float_t ora = -9999; Float_t orc = -9999;
 498           if(allData[50][iHit]>0)
 499             tvdc = (Float_t(allData[50][iHit]) - meanTVDC) * channelWidth* 0.001;
 500           if(allData[51][iHit]>0)
 501             ora = (Float_t(allData[51][iHit]) - meanOrA) * channelWidth* 0.001;
 502
 503           if(allData[52][iHit]>0)
 504             orc = (Float_t(allData[52][iHit]) - meanOrC) * channelWidth* 0.001;
 505
 506           frecpoints->SetOrC( iHit, orc);
 507           frecpoints->SetOrA( iHit, ora);
 508           frecpoints->SetTVDC( iHit, tvdc);
 509           Float_t timefull;
 510           for (Int_t i0=0; i0<12; i0++) {
 511             timefull = -9999;
 512             if(allData[i0+1][iHit]>1)
 513               timefull = (Float_t(allData[i0+1][iHit])-fTime0vertex[i0])* channelWidth* 0.001;
 514             frecpoints->SetTimeFull(i0, iHit,timefull) ;
 515
 516           }
 517
 518           for (Int_t i0=12; i0<24; i0++) {
 519             timefull = -9999;
 520             if(allData[i0+45][iHit]>1)
 521               timefull = (Float_t(allData[i0+45][iHit])-fTime0vertex[i0])* channelWidth* 0.001;
 522             frecpoints->SetTimeFull(i0, iHit, timefull) ;
 523           }
 524         }
 525
 526
 527       //Set MPD
 528       if(allData[53][0]>0 && allData[54][0])
 529         frecpoints->SetMultA(allData[53][0]-allData[54][0]);
 530       if(allData[105][0]>0 && allData[106][0])
 531         frecpoints->SetMultC(allData[105][0]-allData[106][0]);
 532
 533
 534     } // if (else )raw data
 535   recTree->Fill();
 536   if(frecpoints) delete frecpoints;
 537 }
 538
 539
 540   //____________________________________________________________
 541
 542   void AliT0Reconstructor::FillESD(TTree */*digitsTree*/, TTree *clustersTree, AliESDEvent *pESD) const
 543   {
 544
 545   /***************************************************
 546   Resonstruct digits to vertex position
 547   ****************************************************/
 548
 549   AliDebug(1,Form("Start FillESD T0"));
 550   if(!pESD) {
 551     AliError("No ESD Event");
 552     return;
 553   }
 554   pESD ->SetT0spread(fTimeSigmaShift);
 555
 556
 557   Float_t channelWidth = fParam->GetChannelWidth() ;
 558   Float_t c = 0.0299792458; // cm/ps
 559   Float_t currentVertex=0, shift=0;
 560   Int_t ncont=-1;
 561   const AliESDVertex* vertex = pESD->GetPrimaryVertex();
 562   if (!vertex)        vertex = pESD->GetPrimaryVertexSPD();
 563   if (!vertex)        vertex = pESD->GetPrimaryVertexTPC();
 564   if (!vertex)        vertex = pESD->GetVertex();
 565
 566   if (vertex) {
 567     AliDebug(2, Form("Got %s (%s) from ESD: %f",
 568                     vertex->GetName(), vertex->GetTitle(), vertex->GetZ()));
 569     currentVertex = vertex->GetZ();
 570
 571     ncont = vertex->GetNContributors();
 572     if(ncont>0 ) {
 573       shift = currentVertex/c;
 574     }
 575   }
 576   TTree *treeR = clustersTree;
 577
 578   AliT0RecPoint* frecpoints= new AliT0RecPoint ();
 579   if (!frecpoints) {
 580     AliError("Reconstruct Fill ESD >> no recpoints found");
 581     return;
 582   }
 583
 584   AliDebug(1,Form("Start FillESD T0"));
 585   TBranch *brRec = treeR->GetBranch("T0");
 586   if (brRec) {
 587     brRec->SetAddress(&frecpoints);
 588   }else{
 589     AliError(Form("EXEC Branch T0 rec not found"));
 590     return;
 591   }
 592
 593   brRec->GetEntry(0);
 594   Double32_t amp[24], time[24], ampQTC[24], timecorr[24];
 595   Double32_t* tcorr;
 596   for(Int_t i=0; i<24; i++)
 597     amp[i]=time[i]=ampQTC[i]=timecorr[i]=0;
 598
 599
 600   Double32_t timeClock[3];
 601   Double32_t zPosition = frecpoints -> GetVertex();
 602   Double32_t timeStart = frecpoints -> GetMeanTime();
 603   timeClock[0] = frecpoints -> GetT0clock() ;
 604   timeClock[1] = frecpoints -> GetBestTimeA() + shift;
 605   timeClock[2] = frecpoints -> GetBestTimeC() - shift;
 606
 607   for ( Int_t i=0; i<24; i++) {
 608     time[i] =  frecpoints -> GetTime(i); // ps to ns
 609     //    if ( time[i] >1) {
 610     if ( time[i] != 0) {
 611       ampQTC[i] = frecpoints -> GetAmp(i);
 612       amp[i] = frecpoints -> AmpLED(i);
 613       AliDebug(1,Form("T0: %i  time %f  ampQTC %f ampLED %f \n", i, time[i], ampQTC[i], amp[i]));
 614    }
 615   }
 616   Int_t trig= frecpoints ->GetT0Trig();
 617   frecpoints->PrintTriggerSignals( trig);
 618   printf(" FillESD trigger %i \n",trig);
 619   fESDTZERO->SetT0Trig(trig);
 620   //pESD->SetT0Trig(trig);
 621   //  pESD->SetT0zVertex(zPosition); //vertex Z position
 622   fESDTZERO->SetT0zVertex(zPosition); //vertex Z position
 623
 624   Double32_t multA=frecpoints ->GetMultA();
 625   Double32_t multC=frecpoints ->GetMultC();
 626   //  pESD->SetT0(multC);        // multiplicity Cside
 627   //  pESD->SetT0clock(multA);        // multiplicity Aside
 628   fESDTZERO->SetMultA(multA); // for backward compatubility
 629   fESDTZERO->SetMultC(multC); // for backward compatubility
 630
 631
 632   for (Int_t iHit =0; iHit<5; iHit++ ) {
 633        AliDebug(1,Form("FillESD ::: iHit %i tvdc %f orA %f orC %f\n", iHit,
 634            frecpoints->GetTVDC(iHit),
 635            frecpoints->GetOrA(iHit),
 636                        frecpoints->GetOrC(iHit) ));
 637     fESDTZERO->SetTVDC(iHit,frecpoints->GetTVDC(iHit));
 638     fESDTZERO->SetOrA(iHit,frecpoints->GetOrA(iHit));
 639     fESDTZERO->SetOrC(iHit,frecpoints->GetOrC(iHit));
 640
 641     for (Int_t i0=0; i0<24; i0++) {
 642       if(frecpoints->GetTimeFull(i0,iHit)>0){
 643         //      printf("FillESD ::: iHit %i cfd %i time %f \n", iHit, i0,
 644         //             frecpoints->GetTimeFull(i0,iHit));
 645         fESDTZERO->SetTimeFull(i0, iHit,frecpoints->GetTimeFull(i0,iHit));
 646       }
 647
 648     }
 649   }
 650   for(Int_t i=0; i<3; i++)
 651     fESDTZERO->SetT0TOF(i,timeClock[i]);   // interaction time (ns)
 652   fESDTZERO->SetT0time(time);         // best TOF on each PMT
 653   fESDTZERO->SetT0amplitude(ampQTC);     // number of particles(MIPs) on each PMT
 654
 655   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));
 656
 657
 658
 659   if (pESD) {
 660
 661     AliESDfriend *fr = (AliESDfriend*)pESD->FindListObject("AliESDfriend");
 662     if (fr) {
 663       AliDebug(1, Form("Writing TZERO friend data to ESD tree"));
 664
 665       //     if (ncont>2) {
 666         tcorr = fESDTZEROfriend->GetT0timeCorr();
 667         for ( Int_t i=0; i<24; i++) {
 668           if(i<12 && time[i]>1) timecorr[i] = tcorr[i] -  shift/channelWidth;
 669           if(i>11 && time[i]>1) timecorr[i] = tcorr[i] +  shift/channelWidth;
 670           if(time[i]>1)   AliDebug(10,Form("T0 friend : %i time %f  ampQTC %f ampLED %f \n", i, timecorr[i], ampQTC[i], amp[i]));
 671         }
 672         fESDTZEROfriend->SetT0timeCorr( timecorr) ;
 673         fESDTZEROfriend->SetT0ampLEDminCFD(amp);
 674         fESDTZEROfriend->SetT0ampQTC(ampQTC);
 675         fr->SetTZEROfriend(fESDTZEROfriend);
 676         //      }//
 677     }
 678
 679     pESD->SetTZEROData(fESDTZERO);
 680   }
 681
 682
 683 } // vertex in 3 sigma
 684
 685
 686
 687
 688
 689