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     //  printf(" calulated mean %i %f \n",i, fTime0vertex[i]);
 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;
 185   AliT0RecPoint * pfrecpoints = &frecpoints;
 186   clustersTree->Branch( "T0", "AliT0RecPoint" ,&pfrecpoints);
 187
 188   Float_t time[24], adc[24], adcmip[24];
 189   for (Int_t ipmt=0; ipmt<24; ipmt++) {
 190     if(timeCFD->At(ipmt)>0 && ipmt != badpmt) {
 191      if(( chargeQT1->At(ipmt) - chargeQT0->At(ipmt))>0)
 192         adc[ipmt] = chargeQT1->At(ipmt) - chargeQT0->At(ipmt);
 193       else
 194         adc[ipmt] = 0;
 195
 196      time[ipmt] = fCalib-> WalkCorrection(refAmp, ipmt, Int_t(adc[ipmt]),  timeCFD->At(ipmt)) ;
 197
 198       Double_t sl = Double_t(timeLED->At(ipmt) - timeCFD->At(ipmt));
 199       //    time[ipmt] = fCalib-> WalkCorrection( refAmp,ipmt, Int_t(sl),  timeCFD->At(ipmt) ) ;
 200       AliDebug(5,Form(" ipmt %i QTC %i , time in chann %i (led-cfd) %i ",
 201                        ipmt, Int_t(adc[ipmt]) ,Int_t(time[ipmt]),Int_t( sl)));
 202
 203       Double_t ampMip = 0;
 204       TGraph* ampGraph = (TGraph*)fAmpLED.At(ipmt);
 205       if (ampGraph) ampMip = ampGraph->Eval(sl);
 206       Double_t qtMip = 0;
 207       TGraph* qtGraph = (TGraph*)fQTC.At(ipmt);
 208       if (qtGraph) qtMip = qtGraph->Eval(adc[ipmt]);
 209       AliDebug(5,Form("  Amlitude in MIPS LED %f ,  QTC %f in channels %f\n ",ampMip,qtMip, adc[ipmt]));
 210
 211       frecpoints.SetTime(ipmt, Float_t(time[ipmt]) );
 212       frecpoints.SetAmpLED(ipmt, Float_t( ampMip));
 213       frecpoints.SetAmp(ipmt, Float_t(qtMip));
 214       adcmip[ipmt]=qtMip;
 215
 216     }
 217     else {
 218       time[ipmt] = 0;
 219       adc[ipmt] = 0;
 220       adcmip[ipmt] = 0;
 221
 222     }
 223   }
 224
 225   for (Int_t ipmt=0; ipmt<12; ipmt++){
 226     if(time[ipmt] > 1 && ipmt != badpmt && adcmip[ipmt]>lowAmpThreshold && adcmip[ipmt]<highAmpThreshold) {
 227       if(time[ipmt]<besttimeC){
 228         besttimeC=time[ipmt]; //timeC
 229         pmtBestC=ipmt;
 230       }
 231     }
 232   }
 233   for ( Int_t ipmt=12; ipmt<24; ipmt++){
 234     if(time[ipmt] > 1 &&  ipmt != badpmt && adcmip[ipmt]>lowAmpThreshold && adcmip[ipmt]<highAmpThreshold) {
 235       if(time[ipmt]<besttimeA) {
 236         besttimeA=time[ipmt]; //timeA
 237         pmtBestA=ipmt;}
 238     }
 239   }
 240   if(besttimeA < 999999) {
 241     frecpoints.SetTimeBestA(Int_t(besttimeA *channelWidth - fdZonA/c));
 242     tr[1]=true;
 243   }
 244   if( besttimeC < 999999 ) {
 245     frecpoints.SetTimeBestC(Int_t(besttimeC *channelWidth - fdZonA/c));
 246     tr[2]=true;
 247   }
 248   AliDebug(5,Form(" besttimeA %f ch,  besttimeC %f ch",besttimeA, besttimeC));
 249   if(besttimeA <999999 && besttimeC < 999999 ){
 250     //    timeDiff = (besttimeC - besttimeA)*channelWidth;
 251     timeDiff = (besttimeA - besttimeC)*channelWidth;
 252     meanTime = (besttimeA + besttimeC)/2;// * channelWidth);
 253     timeclock = meanTime *channelWidth -fdZonA/c ;
 254     vertex = meanVertex - c*(timeDiff)/2.;// + (fdZonA - fdZonC)/2;
 255     tr[0]=true;
 256   }
 257   frecpoints.SetVertex(vertex);
 258   frecpoints.SetMeanTime(meanTime);
 259   frecpoints.SetT0clock(timeclock);
 260   frecpoints.SetT0Trig(tr);
 261
 262   AliDebug(5,Form("T0 triggers %d %d %d %d %d",tr[0],tr[1],tr[2],tr[3],tr[4]));
 263
 264   //online mean
 265   frecpoints.SetOnlineMean(Int_t(onlineMean));
 266   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));
 267
 268
 269
 270
 271
 272   clustersTree->Fill();
 273
 274   delete timeCFD;
 275   delete timeLED;
 276   delete chargeQT0;
 277   delete chargeQT1;
 278 }
 279
 280
 281 //_______________________________________________________________________
 282
 283 void AliT0Reconstructor::Reconstruct(AliRawReader* rawReader, TTree*recTree) const
 284 {
 285   // T0 raw ->
 286   //
 287
 288   Float_t meanOrA = fTime0vertex[0] + 587;
 289   Float_t meanOrC = fTime0vertex[0] + 678;
 290   Float_t meanTVDC = fTime0vertex[0] + 2564;
 291   Int_t timeDelayCFD[24];
 292
 293
 294   Int_t badpmt[24];
 295   //Bad channel
 296   for (Int_t i=0; i<24; i++) {
 297     badpmt[i] = GetRecoParam() -> GetBadChannels(i);
 298     timeDelayCFD[i] =  Int_t (fParam->GetTimeDelayCFD(i));
 299   }
 300   Int_t low[500], high[500];
 301   Float_t timefull=-9999;;
 302   Float_t tvdc  = -9999; Float_t ora = -9999; Float_t orc = -9999;
 303
 304   Int_t allData[110][5];
 305
 306   Int_t timeCFD[24], timeLED[24], chargeQT0[24], chargeQT1[24];
 307   Double32_t timeDiff, meanTime, timeclock;
 308   timeDiff =  meanTime = timeclock = 9999999;
 309   Float_t c = 29.9792458; // cm/ns
 310   Double32_t vertex = 9999999;
 311   Int_t onlineMean=0;
 312   Float_t meanVertex = 0;
 313   for (Int_t i0=0; i0<24; i0++) {
 314     low[i0] = Int_t(fTime0vertex[i0]) - 200;
 315     high[i0] = Int_t(fTime0vertex[i0]) + 200;
 316   }
 317
 318   for (Int_t i0=0; i0<110; i0++)
 319     for (Int_t j0=0; j0<5; j0++)  allData[i0][j0]=0;
 320
 321   Float_t lowAmpThreshold =  GetRecoParam()->GetAmpLowThreshold();
 322   Float_t highAmpThreshold =  GetRecoParam()->GetAmpHighThreshold();
 323
 324   Double32_t besttimeA=9999999;
 325   Double32_t besttimeC=9999999;
 326   Int_t pmtBestA=99999;
 327   Int_t pmtBestC=99999;
 328   Float_t channelWidth = fParam->GetChannelWidth() ;
 329
 330   AliT0RecPoint frecpoints;
 331   AliT0RecPoint * pfrecpoints = &frecpoints;
 332
 333   recTree->Branch( "T0", "AliT0RecPoint" ,&pfrecpoints);
 334
 335   AliDebug(10," before read data ");
 336   AliT0RawReader myrawreader(rawReader);
 337
 338   UInt_t type =rawReader->GetType();
 339
 340   if (!myrawreader.Next())
 341     AliDebug(1,Form(" no raw data found!!"));
 342   else
 343     {
 344    for (Int_t i=0; i<24; i++)
 345     {
 346       timeCFD[i]=0; timeLED[i]=0; chargeQT0[i]=0; chargeQT1[i]=0;
 347     }
 348      Int_t fBCID=Int_t (rawReader->GetBCID());
 349       Int_t trmbunch= myrawreader.GetTRMBunchID();
 350       AliDebug(10,Form(" CDH BC ID %i, TRM BC ID %i \n", fBCID, trmbunch ));
 351
 352       if(type == 7  ) {  //only physics
 353         for (Int_t i=0; i<107; i++) {
 354         for (Int_t iHit=0; iHit<5; iHit++)
 355           {
 356             allData[i][iHit] = myrawreader.GetData(i,iHit);
 357           }
 358         }
 359         Int_t ref=0;
 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         onlineMean = allData[49][0];
 406
 407         Double32_t time[24], adc[24], adcmip[24], noncalibtime[24];
 408         for (Int_t ipmt=0; ipmt<24; ipmt++) {
 409           if(timeCFD[ipmt] >  0 /* && badpmt[ipmt]==0*/ ){
 410            //for simulated data
 411              //for physics  data
 412            if(( chargeQT0[ipmt] - chargeQT1[ipmt])>0)  {
 413              adc[ipmt] = chargeQT0[ipmt] - chargeQT1[ipmt];
 414            }
 415            else
 416              adc[ipmt] = 0;
 417            //      time[ipmt] = fCalib-> WalkCorrection(refAmp, ipmt, Int_t(adc[ipmt]), timeCFD[ipmt] ) ;
 418
 419            time[ipmt] = fCalib-> WalkCorrection(Int_t (fTime0vertex[ipmt]), ipmt, Int_t(adc[ipmt]), timeCFD[ipmt] ) ;
 420            Double_t sl = timeLED[ipmt] - timeCFD[ipmt];
 421            // time[ipmt] = fCalib-> WalkCorrection( refAmp,ipmt, Int_t(sl), timeCFD[ipmt] ) ;
 422            AliDebug(5,Form(" ipmt %i QTC %i , time in chann %i (led-cfd) %i ",
 423                             ipmt, Int_t(adc[ipmt]) ,Int_t(time[ipmt]),Int_t( sl)));
 424            Double_t ampMip = 0;
 425            TGraph * ampGraph =  (TGraph*)fAmpLED.At(ipmt);
 426            if (ampGraph) ampMip = ampGraph->Eval(sl);
 427            Double_t qtMip = 0;
 428            TGraph * qtGraph = (TGraph*)fQTC.At(ipmt);
 429            if (qtGraph) qtMip = qtGraph->Eval(adc[ipmt]);
 430            AliDebug(10,Form("  Amlitude in MIPS LED %f ; QTC %f;  in channels %f\n ",ampMip,qtMip, adc[ipmt]));
 431            //bad peak removing
 432              frecpoints.SetTime(ipmt, Float_t(time[ipmt]) );
 433              // frecpoints.SetTime(ipmt,Double32_t(timeCFD[ipmt]));
 434              frecpoints.SetAmp(ipmt, Double32_t( qtMip));
 435              adcmip[ipmt]=qtMip;
 436              frecpoints.SetAmpLED(ipmt, Double32_t(ampMip));
 437              noncalibtime[ipmt]= Double32_t (timeCFD[ipmt]);
 438          }
 439          else {
 440            time[ipmt] = 0;
 441            adc[ipmt] = 0;
 442            adcmip[ipmt] = 0;
 443            noncalibtime[ipmt] = 0;
 444          }
 445        }
 446        fESDTZEROfriend->SetT0timeCorr(noncalibtime) ;
 447        for (Int_t ipmt=0; ipmt<12; ipmt++){
 448          if(time[ipmt] !=0 /*&& badpmt[ipmt]==0 */&&  adcmip[ipmt]>lowAmpThreshold && adcmip[ipmt]<highAmpThreshold )
 449            {
 450                // if(TMath::Abs(time[ipmt])<TMath::Abs(besttimeC)) {
 451              if(time[ipmt]<besttimeC){
 452                besttimeC=time[ipmt]; //timeC
 453                   pmtBestC=ipmt;
 454              }
 455            }
 456        }
 457        for ( Int_t ipmt=12; ipmt<24; ipmt++)
 458          {
 459            if(time[ipmt] != 0 /* && badpmt[ipmt]==0*/ && adcmip[ipmt]>lowAmpThreshold && adcmip[ipmt]<highAmpThreshold)
 460              {
 461                if(time[ipmt]<besttimeA) {
 462                  //            if(TMath::Abs(time[ipmt])<TMath::Abs(besttimeA)) {
 463                  besttimeA=time[ipmt]; //timeA
 464                  pmtBestA=ipmt;
 465                }
 466              }
 467          }
 468        if(besttimeA < 999999)
 469          frecpoints.SetTimeBestA((besttimeA * channelWidth)- 1000.*fLatencyHPTDC + 1000.*fLatencyL1A - 1000.*fGRPdelays - fTimeMeanShift[1] );
 470        //        frecpoints.SetTimeBestA((besttimeA * channelWidth- fTimeMeanShift[1]));
 471
 472        if( besttimeC < 999999 )
 473          frecpoints.SetTimeBestC((besttimeC * channelWidth)- 1000.*fLatencyHPTDC +1000.*fLatencyL1C - 1000.*fGRPdelays - fTimeMeanShift[2]);
 474        // frecpoints.SetTimeBestC((besttimeC * channelWidth - fTimeMeanShift[2]));
 475        AliDebug(5,Form(" pmtA %i besttimeA %f shift A %f ps, pmtC %i besttimeC %f shiftC %f ps",
 476                        pmtBestA,besttimeA, fTimeMeanShift[1],
 477                        pmtBestC,  besttimeC,fTimeMeanShift[2]));
 478         if(besttimeA <999999 && besttimeC < 999999 ){
 479           //     timeDiff = ( besttimeA - besttimeC)* 0.001* channelWidth + fLatencyL1A - fLatencyL1C;
 480           timeclock = channelWidth * Float_t( besttimeA+besttimeC)/2. - 1000.*fLatencyHPTDC + 1000.*fLatencyL1 - 1000.*fGRPdelays - fTimeMeanShift[0] ;
 481          meanTime = (besttimeA+besttimeC-2.*Float_t(ref))/2.;
 482          timeDiff = ( besttimeA - besttimeC)* 0.001* channelWidth ;
 483          // timeclock = channelWidth * Float_t( besttimeA+besttimeC)/2. - fTimeMeanShift[0] ;
 484          vertex =  meanVertex - c*(timeDiff)/2. ; //+ (fdZonA - fdZonC)/2;
 485         }
 486       }  //if phys event
 487       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));
 488       frecpoints.SetT0clock(timeclock);
 489       frecpoints.SetVertex(vertex);
 490       frecpoints.SetMeanTime(meanTime);
 491       frecpoints.SetOnlineMean(Int_t(onlineMean));
 492         // Set triggers
 493
 494       Bool_t tr[5];
 495       Int_t trchan[5] = {50,51,52,55,56};
 496       Float_t lowtr[5] = {meanTVDC-700, meanOrA-700, meanOrC-700, meanOrC-1000, meanOrC-1000 };
 497       Float_t hightr[5] = {meanTVDC+700, meanOrA+700, meanOrC+700, meanOrC+1000, meanOrC+1000};
 498
 499       for (Int_t i=0; i<5; i++) tr[i] = false;
 500       for (Int_t itr=0; itr<5; itr++) {
 501         for (Int_t iHit=0; iHit<1; iHit++)
 502           {
 503             Int_t trr=trchan[itr];
 504             if( allData[trr][iHit] > lowtr[itr] && allData[trr][iHit] < hightr[itr])  tr[itr]=true;
 505
 506             AliDebug(5,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]));
 507           }
 508       }
 509       frecpoints.SetT0Trig(tr);
 510
 511       for (Int_t iHit=0; iHit<5; iHit++)
 512         {
 513           timefull = -9999;
 514           tvdc = ora = orc = -9999;
 515           if(allData[50][iHit]>0)
 516             tvdc = (Float_t(allData[50][iHit]) - meanTVDC) * channelWidth* 0.001;
 517           if(allData[51][iHit]>0)
 518             ora = (Float_t(allData[51][iHit]) - meanOrA) * channelWidth* 0.001;
 519
 520           if(allData[52][iHit]>0)
 521             orc = (Float_t(allData[52][iHit]) - meanOrC) * channelWidth* 0.001;
 522
 523           frecpoints.SetOrC( iHit, orc);
 524           frecpoints.SetOrA( iHit, ora);
 525           frecpoints.SetTVDC( iHit, tvdc);
 526           for (Int_t i0=0; i0<12; i0++) {
 527             timefull = -9999;
 528             if(allData[i0+1][iHit]>1)
 529               timefull = (Float_t(allData[i0+1][iHit])-fTime0vertex[i0] - timeDelayCFD[i0])* channelWidth* 0.001;
 530             frecpoints.SetTimeFull(i0, iHit,timefull) ;
 531             //      if(allData[i0+1][iHit]>1)  printf("i0 %d iHit %d data %d fTime0vertex %f timefull %f \n",i0, iHit, allData[i0+1][iHit], fTime0vertex[i0], timefull);
 532
 533           }
 534
 535           for (Int_t i0=12; i0<24; i0++) {
 536             timefull = -9999;
 537             if(allData[i0+45][iHit]>1) {
 538               timefull = (Float_t(allData[i0+45][iHit]) - fTime0vertex[i0] - timeDelayCFD[i0])* channelWidth* 0.001;
 539             }
 540             //  if(allData[i0+45][iHit]>1)  printf("i0 %d iHit %d data %d fTime0vertex %f timefull %f \n",i0, iHit, allData[i0+45][iHit], fTime0vertex[i0], timefull);
 541             frecpoints.SetTimeFull(i0, iHit, timefull) ;
 542           }
 543         }
 544
 545
 546       //Set MPD
 547       if(allData[53][0]>0 && allData[54][0])
 548         frecpoints.SetMultA(allData[53][0]-allData[54][0]);
 549       if(allData[105][0]>0 && allData[106][0])
 550         frecpoints.SetMultC(allData[105][0]-allData[106][0]);
 551
 552
 553     } // if (else )raw data
 554   recTree->Fill();
 555 }
 556
 557
 558   //____________________________________________________________
 559
 560   void AliT0Reconstructor::FillESD(TTree */*digitsTree*/, TTree *clustersTree, AliESDEvent *pESD) const
 561   {
 562
 563   /***************************************************
 564   Resonstruct digits to vertex position
 565   ****************************************************/
 566
 567   AliDebug(1,Form("Start FillESD T0"));
 568   if(!pESD) {
 569     AliError("No ESD Event");
 570     return;
 571   }
 572   pESD ->SetT0spread(fTimeSigmaShift);
 573
 574
 575   Float_t channelWidth = fParam->GetChannelWidth() ;
 576   Float_t c = 0.0299792458; // cm/ps
 577   Float_t currentVertex=0, shift=0;
 578   Int_t ncont=-1;
 579   const AliESDVertex* vertex = pESD->GetPrimaryVertex();
 580   if (!vertex)        vertex = pESD->GetPrimaryVertexSPD();
 581   if (!vertex)        vertex = pESD->GetPrimaryVertexTPC();
 582   if (!vertex)        vertex = pESD->GetVertex();
 583
 584   if (vertex) {
 585     AliDebug(2, Form("Got %s (%s) from ESD: %f",
 586                     vertex->GetName(), vertex->GetTitle(), vertex->GetZ()));
 587     currentVertex = vertex->GetZ();
 588
 589     ncont = vertex->GetNContributors();
 590     if(ncont>0 ) {
 591       shift = currentVertex/c;
 592     }
 593   }
 594   TTree *treeR = clustersTree;
 595
 596   AliT0RecPoint frecpoints;
 597   AliT0RecPoint * pfrecpoints = &frecpoints;
 598
 599   AliDebug(1,Form("Start FillESD T0"));
 600   TBranch *brRec = treeR->GetBranch("T0");
 601   if (brRec) {
 602     brRec->SetAddress(&pfrecpoints);
 603   }else{
 604     AliError(Form("EXEC Branch T0 rec not found"));
 605     return;
 606   }
 607
 608   brRec->GetEntry(0);
 609   Double32_t amp[24], time[24], ampQTC[24], timecorr[24];
 610   Double32_t* tcorr;
 611   for(Int_t i=0; i<24; i++)
 612     amp[i]=time[i]=ampQTC[i]=timecorr[i]=0;
 613
 614
 615   Double32_t timeClock[3];
 616   Double32_t zPosition = frecpoints.GetVertex();
 617   Double32_t timeStart = frecpoints.GetMeanTime();
 618   timeClock[0] = frecpoints.GetT0clock() ;
 619   timeClock[1] = frecpoints.GetBestTimeA() + shift;
 620   timeClock[2] = frecpoints.GetBestTimeC() - shift;
 621
 622   for ( Int_t i=0; i<24; i++) {
 623     time[i] =  frecpoints.GetTime(i); // ps to ns
 624     //    if ( time[i] >1) {
 625     if ( time[i] != 0) {
 626       ampQTC[i] = frecpoints.GetAmp(i);
 627       amp[i] = frecpoints.AmpLED(i);
 628       AliDebug(1,Form("T0: %i  time %f  ampQTC %f ampLED %f \n", i, time[i], ampQTC[i], amp[i]));
 629    }
 630   }
 631   Int_t trig= frecpoints.GetT0Trig();
 632   frecpoints.PrintTriggerSignals( trig);
 633   //  printf(" !!!!! FillESD trigger %i \n",trig);
 634   fESDTZERO->SetT0Trig(trig);
 635   //pESD->SetT0Trig(trig);
 636   //  pESD->SetT0zVertex(zPosition); //vertex Z position
 637   fESDTZERO->SetT0zVertex(zPosition); //vertex Z position
 638
 639   Double32_t multA=frecpoints.GetMultA();
 640   Double32_t multC=frecpoints.GetMultC();
 641   //  pESD->SetT0(multC);        // multiplicity Cside
 642   //  pESD->SetT0clock(multA);        // multiplicity Aside
 643   fESDTZERO->SetMultA(multA); // for backward compatubility
 644   fESDTZERO->SetMultC(multC); // for backward compatubility
 645
 646
 647   for (Int_t iHit =0; iHit<5; iHit++ ) {
 648        AliDebug(10,Form("FillESD ::: iHit %i tvdc %f orA %f orC %f\n", iHit,
 649            frecpoints.GetTVDC(iHit),
 650            frecpoints.GetOrA(iHit),
 651                        frecpoints.GetOrC(iHit) ));
 652     fESDTZERO->SetTVDC(iHit,frecpoints.GetTVDC(iHit));
 653     fESDTZERO->SetOrA(iHit,frecpoints.GetOrA(iHit));
 654     fESDTZERO->SetOrC(iHit,frecpoints.GetOrC(iHit));
 655
 656     for (Int_t i0=0; i0<24; i0++) {
 657       //  if(frecpoints.GetTimeFull(i0,iHit)>0){
 658       //        printf("FillESD ::: iHit %i cfd %i time %f \n", iHit, i0, frecpoints.GetTimeFull(i0,iHit));
 659         fESDTZERO->SetTimeFull(i0, iHit,frecpoints.GetTimeFull(i0,iHit));
 660         // }
 661
 662     }
 663   }
 664   for(Int_t i=0; i<3; i++)
 665     fESDTZERO->SetT0TOF(i,timeClock[i]);   // interaction time (ns)
 666   fESDTZERO->SetT0time(time);         // best TOF on each PMT
 667   fESDTZERO->SetT0amplitude(ampQTC);     // number of particles(MIPs) on each PMT
 668
 669   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));
 670
 671   //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
 672   // background flags
 673   Bool_t background = BackgroundFlag();
 674   fESDTZERO->SetBackgroundFlag(background);
 675   Bool_t pileup =  PileupFlag();
 676   fESDTZERO->SetPileupFlag(pileup);
 677   for (Int_t i=0; i<5; i++) {
 678     fESDTZERO->SetPileupTime(i, frecpoints.GetTVDC(i) ) ;
 679     //   printf("!!!!!! FillESD :: pileup %i %f %f \n", i,fESDTZERO->GetPileupTime(i), frecpoints.GetTVDC(i));
 680   }
 681   Bool_t sat  = SatelliteFlag();
 682   fESDTZERO->SetSatelliteFlag(sat);
 683
 684   //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
 685   if (pESD) {
 686
 687     AliESDfriend *fr = (AliESDfriend*)pESD->FindListObject("AliESDfriend");
 688     if (fr) {
 689       AliDebug(10, Form("Writing TZERO friend data to ESD tree"));
 690
 691       //     if (ncont>2) {
 692         tcorr = fESDTZEROfriend->GetT0timeCorr();
 693         for ( Int_t i=0; i<24; i++) {
 694           if(i<12 && time[i]>1) timecorr[i] = tcorr[i] -  shift/channelWidth;
 695           if(i>11 && time[i]>1) timecorr[i] = tcorr[i] +  shift/channelWidth;
 696           if(time[i]>1)   AliDebug(10,Form("T0 friend : %i time %f  ampQTC %f ampLED %f \n", i, timecorr[i], ampQTC[i], amp[i]));
 697         }
 698         fESDTZEROfriend->SetT0timeCorr( timecorr) ;
 699         fESDTZEROfriend->SetT0ampLEDminCFD(amp);
 700         fESDTZEROfriend->SetT0ampQTC(ampQTC);
 701         fr->SetTZEROfriend(fESDTZEROfriend);
 702         //      }//
 703     }
 704
 705     pESD->SetTZEROData(fESDTZERO);
 706   }
 707
 708 } // vertex in 3 sigma
 709
 710 //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
 711  //____________________________________________________________
 712
 713 Bool_t AliT0Reconstructor::PileupFlag() const
 714 {
 715   //
 716   Bool_t pileup = false;
 717   Float_t tvdc[5];
 718   for (Int_t ih=0; ih<5; ih++)
 719     {
 720       tvdc[ih] =  fESDTZERO->GetTVDC(ih);
 721
 722      if(  tvdc[0] !=0 &&  tvdc[0]> -10 && tvdc[0]< 10 )
 723        if(ih>0 && tvdc[ih]>20 )         pileup = true;
 724      if( tvdc[0] >20 || (tvdc[0] < -20  &&  tvdc[0] > -9000) ) pileup =true;
 725      //    if (pileup) printf(" !!!!! pile up %i  tvdc %f \n",ih,  tvdc[ih]);
 726     }
 727
 728
 729   return pileup;
 730
 731 }
 732
 733  //____________________________________________________________
 734
 735 Bool_t AliT0Reconstructor::BackgroundFlag() const
 736 {
 737   Bool_t background = false;
 738
 739   Float_t orA = fESDTZERO->GetOrA(0);
 740   Float_t orC = fESDTZERO->GetOrC(0);
 741   Float_t tvdc =  fESDTZERO->GetTVDC(0);
 742
 743   if ( (orA > -5 && orA <5) && (orC > -5 && orC <5) && (tvdc < -5 || tvdc > 5)) {
 744     background = true;
 745     //   printf(" orA %f orC %f tvdc %f\n", orA, orC, tvdc);
 746   }
 747   return background;
 748
 749
 750 }
 751
 752
 753  //____________________________________________________________
 754
 755 Bool_t  AliT0Reconstructor::SatelliteFlag() const
 756 {
 757
 758   Bool_t satellite = false;
 759   for (Int_t i0=0; i0<24; i0++) {
 760     Float_t timefull =  fESDTZERO -> GetTimeFull(i0,0);
 761     if( timefull < -1.5 && timefull > -10)  satellite=true;
 762   }
 763
 764   return satellite;
 765
 766 }