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 = 0 ; /*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 c = 29.9792458; // cm/ns
 146   Float_t channelWidth = fParam->GetChannelWidth() ;
 147   Double32_t vertex = 9999999, meanVertex = 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()->GetAmpLowThreshold();
 154   Float_t highAmpThreshold =  GetRecoParam()->GetAmpHighThreshold();
 155   printf( "AliT0Reconstructor::Reconstruct::: RecoParam amplitude %f %f \n",lowAmpThreshold, highAmpThreshold);
 156
 157   Double32_t besttimeA=9999999;  Double32_t besttimeA_best=9999999;
 158   Double32_t besttimeC=9999999;  Double32_t besttimeC_best=9999999;
 159   Int_t timeDelayCFD[24];
 160   Int_t badpmt[24];
 161   //Bad channel
 162   for (Int_t i=0; i<24; i++) {
 163     badpmt[i] = GetRecoParam() -> GetBadChannels(i);
 164     timeDelayCFD[i] =  Int_t (fParam->GetTimeDelayCFD(i));
 165   }
 166   fCalib->SetEq(0);
 167   TBranch *brDigits=digitsTree->GetBranch("T0");
 168   AliT0digit *fDigits = new AliT0digit() ;
 169   if (brDigits) {
 170     brDigits->SetAddress(&fDigits);
 171   }else{
 172     AliError(Form("EXEC Branch T0 digits not found"));
 173     return;
 174   }
 175
 176   digitsTree->GetEvent(0);
 177   digitsTree->GetEntry(0);
 178   brDigits->GetEntry(0);
 179   fDigits->GetTimeCFD(*timeCFD);
 180   fDigits->GetTimeLED(*timeLED);
 181   fDigits->GetQT0(*chargeQT0);
 182   fDigits->GetQT1(*chargeQT1);
 183   Int_t onlineMean =  fDigits->MeanTime();
 184
 185   Bool_t tr[5];
 186   for (Int_t i=0; i<5; i++) tr[i]=false;
 187
 188
 189   AliT0RecPoint frecpoints;
 190   AliT0RecPoint * pfrecpoints = &frecpoints;
 191   clustersTree->Branch( "T0", "AliT0RecPoint" ,&pfrecpoints);
 192
 193   Float_t time[24], adc[24], adcmip[24];
 194   for (Int_t ipmt=0; ipmt<24; ipmt++) {
 195     if(timeCFD->At(ipmt)>0 ) {
 196       if(( chargeQT1->At(ipmt) - chargeQT0->At(ipmt))>0)
 197         adc[ipmt] = chargeQT1->At(ipmt) - chargeQT0->At(ipmt);
 198       else
 199         adc[ipmt] = 0;
 200
 201       time[ipmt] = fCalib-> WalkCorrection(refAmp, ipmt, Int_t(adc[ipmt]),  timeCFD->At(ipmt)) ;
 202
 203       Double_t sl = Double_t(timeLED->At(ipmt) - timeCFD->At(ipmt));
 204       //    time[ipmt] = fCalib-> WalkCorrection( refAmp,ipmt, Int_t(sl),  timeCFD->At(ipmt) ) ;
 205       AliDebug(5,Form(" ipmt %i QTC %i , time in chann %i (led-cfd) %i ",
 206                       ipmt, Int_t(adc[ipmt]) ,Int_t(time[ipmt]),Int_t( sl)));
 207
 208       Double_t ampMip = 0;
 209       TGraph* ampGraph = (TGraph*)fAmpLED.At(ipmt);
 210       if (ampGraph) ampMip = ampGraph->Eval(sl);
 211       Double_t qtMip = 0;
 212       TGraph* qtGraph = (TGraph*)fQTC.At(ipmt);
 213       if (qtGraph) qtMip = qtGraph->Eval(adc[ipmt]);
 214       AliDebug(5,Form("  Amlitude in MIPS LED %f ,  QTC %f in channels %f\n ",ampMip,qtMip, adc[ipmt]));
 215       frecpoints.SetTime(ipmt, Float_t(time[ipmt]) );
 216       frecpoints.SetAmpLED(ipmt, Float_t( ampMip));
 217       frecpoints.SetAmp(ipmt, Float_t(qtMip));
 218       adcmip[ipmt]=qtMip;
 219
 220     }
 221     else {
 222       time[ipmt] = 0;
 223       adc[ipmt] = 0;
 224       adcmip[ipmt] = 0;
 225
 226     }
 227   }
 228
 229   for (Int_t ipmt=0; ipmt<12; ipmt++){
 230     if(time[ipmt] !=0 &&  time[ipmt] > -9000
 231        &&  adcmip[ipmt]>lowAmpThreshold && adcmip[ipmt]<highAmpThreshold )
 232       {
 233         if(time[ipmt]<besttimeC) besttimeC=time[ipmt]; //timeC
 234         if(TMath::Abs(time[ipmt])<TMath::Abs(besttimeC_best))
 235           besttimeC_best=time[ipmt]; //timeC
 236       }
 237   }
 238   for ( Int_t ipmt=12; ipmt<24; ipmt++)
 239     {
 240       if(time[ipmt] != 0 &&  time[ipmt] > -9000
 241          && adcmip[ipmt]>lowAmpThreshold && adcmip[ipmt]<highAmpThreshold)
 242         {
 243           if(time[ipmt]<besttimeA) besttimeA=time[ipmt];
 244           if(TMath::Abs(time[ipmt] ) < TMath::Abs(besttimeA_best))
 245             besttimeA_best=time[ipmt]; //timeA
 246         }
 247     }
 248
 249   if( besttimeA < 999999 && besttimeA!=0) {
 250     frecpoints.SetTimeBestA((besttimeA_best * channelWidth  - fdZonA/c)  - 12500.);
 251     frecpoints.SetTime1stA((besttimeA * channelWidth  - fdZonA/c)  - 12500.);
 252     tr[1]=true;
 253   }
 254
 255   if( besttimeC < 999999 && besttimeC!=0) {
 256     frecpoints.SetTimeBestC((besttimeC_best * channelWidth  - fdZonC/c)  - 12500.);
 257     frecpoints.SetTime1stC((besttimeC * channelWidth  - fdZonC/c)  - 12500.);
 258     tr[2]=true;
 259   }
 260
 261   AliDebug(5,Form("1stimeA %f , besttimeA %f 1sttimeC %f besttimeC %f ",
 262                   besttimeA, besttimeA_best,
 263                   besttimeC, besttimeC_best) );
 264
 265   if(besttimeA <999999 && besttimeC < 999999 ){
 266     //    timeDiff = (besttimeC - besttimeA)*channelWidth;
 267     timeDiff = (besttimeA - besttimeC)*channelWidth;
 268     meanTime = channelWidth * (besttimeA_best + besttimeC_best)/2. ;
 269     timeclock = channelWidth * (besttimeA + besttimeC)/2. ;
 270     vertex = meanVertex - c*(timeDiff)/2.;// + (fdZonA - fdZonC)/2;
 271     tr[0]=true;
 272   }
 273   frecpoints.SetVertex(vertex);
 274   frecpoints.SetMeanTime(meanTime - 12500.);
 275   frecpoints.SetT0clock(timeclock - 12500.);
 276   frecpoints.SetT0Trig(tr);
 277
 278  AliDebug(5,Form("fRecPoints:::  1stimeA %f , besttimeA %f 1sttimeC %f besttimeC %f shiftA %f shiftC %f ",
 279                   frecpoints.Get1stTimeA(),  frecpoints.GetBestTimeA(),
 280                   frecpoints.Get1stTimeC(),  frecpoints.GetBestTimeC(),
 281                   fTimeMeanShift[1],fTimeMeanShift[2] ) );
 282
 283   AliDebug(5,Form("T0 triggers %d %d %d %d %d",tr[0],tr[1],tr[2],tr[3],tr[4]));
 284
 285   //online mean
 286   frecpoints.SetOnlineMean(Int_t(onlineMean));
 287   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));
 288
 289   clustersTree->Fill();
 290
 291   delete timeCFD;
 292   delete timeLED;
 293   delete chargeQT0;
 294   delete chargeQT1;
 295 }
 296
 297
 298 //_______________________________________________________________________
 299
 300 void AliT0Reconstructor::Reconstruct(AliRawReader* rawReader, TTree*recTree) const
 301 {
 302   // T0 raw ->
 303   //
 304
 305   Float_t meanOrA = fTime0vertex[0] + 587;
 306   Float_t meanOrC = fTime0vertex[0] + 678;
 307   Float_t meanTVDC = fTime0vertex[0] + 2564;
 308   Int_t timeDelayCFD[24];
 309
 310
 311   Int_t badpmt[24];
 312   //Bad channel
 313   for (Int_t i=0; i<24; i++) {
 314     badpmt[i] = GetRecoParam() -> GetBadChannels(i);
 315     timeDelayCFD[i] =  Int_t (fParam->GetTimeDelayCFD(i));
 316   }
 317   Int_t equalize = GetRecoParam() -> GetEq();
 318   //  printf( "AliT0Reconstructor::Reconstruct::: RecoParam %i \n",equalize);
 319   fCalib->SetEq(equalize);
 320   Int_t low[500], high[500];
 321   Float_t timefull=-9999;;
 322   Float_t tvdc  = -9999; Float_t ora = -9999; Float_t orc = -9999;
 323
 324   Int_t allData[110][5];
 325
 326   Int_t timeCFD[24], timeLED[24], chargeQT0[24], chargeQT1[24];
 327   Float_t time2zero[24];
 328   Double32_t timeDiff, meanTime, timeclock;
 329   timeDiff =  meanTime = timeclock = 9999999;
 330   Float_t c = 29.9792458; // cm/ns
 331   Double32_t vertex = 9999999;
 332   Int_t onlineMean=0;
 333   Float_t meanVertex = 0;
 334   for (Int_t i0=0; i0<24; i0++) {
 335     low[i0] = Int_t(fTime0vertex[i0]) - 200;
 336     high[i0] = Int_t(fTime0vertex[i0]) + 200;
 337     time2zero[i0] = 99999;
 338   }
 339
 340   for (Int_t i0=0; i0<110; i0++)
 341     for (Int_t j0=0; j0<5; j0++)  allData[i0][j0]=0;
 342
 343   Float_t lowAmpThreshold =  GetRecoParam()->GetAmpLowThreshold();
 344   Float_t highAmpThreshold =  GetRecoParam()->GetAmpHighThreshold();
 345   printf( "AliT0Reconstructor::Reconstruct::: RecoParam amplitude %f %f \n",lowAmpThreshold, highAmpThreshold);
 346
 347   Double32_t besttimeA=9999999;  Double32_t besttimeA_best=9999999;
 348   Double32_t besttimeC=9999999;  Double32_t besttimeC_best=9999999;
 349
 350    Float_t channelWidth = fParam->GetChannelWidth() ;
 351
 352   AliT0RecPoint frecpoints;
 353   AliT0RecPoint * pfrecpoints = &frecpoints;
 354
 355   recTree->Branch( "T0", "AliT0RecPoint" ,&pfrecpoints);
 356
 357   AliDebug(10," before read data ");
 358   AliT0RawReader myrawreader(rawReader);
 359
 360   UInt_t type =rawReader->GetType();
 361
 362   if (!myrawreader.Next())
 363     AliDebug(1,Form(" no raw data found!!"));
 364   else
 365     {
 366    for (Int_t i=0; i<24; i++)
 367     {
 368       timeCFD[i]=0; timeLED[i]=0; chargeQT0[i]=0; chargeQT1[i]=0;
 369     }
 370      Int_t fBCID=Int_t (rawReader->GetBCID());
 371       Int_t trmbunch= myrawreader.GetTRMBunchID();
 372       AliDebug(10,Form(" CDH BC ID %i, TRM BC ID %i \n", fBCID, trmbunch ));
 373
 374       if(type == 7  ) {  //only physics
 375         for (Int_t i=0; i<107; i++) {
 376         for (Int_t iHit=0; iHit<5; iHit++)
 377           {
 378             allData[i][iHit] = myrawreader.GetData(i,iHit);
 379           }
 380         }
 381
 382         for (Int_t in=0; in<12; in++)
 383           {
 384             for (Int_t iHit=0; iHit<5; iHit++)
 385               {
 386                 if(allData[in+1][iHit] > low[in] &&
 387                    allData[in+1][iHit] < high[in])
 388                   {
 389                     timeCFD[in] = allData[in+1][iHit] ;
 390                     break;
 391                   }
 392               }
 393             for (Int_t iHit=0; iHit<5; iHit++)
 394               {
 395                 if(allData[in+1+56][iHit] > low[in] &&
 396                    allData[in+1+56][iHit] < high[in])
 397                   {
 398                     timeCFD[in+12] = allData[in+56+1][iHit] ;
 399                     break;
 400                   }
 401               }
 402             timeLED[in+12] = allData[in+68+1][0] ;
 403             timeLED[in] = allData[in+12+1][0] ;
 404             AliDebug(50, Form(" readed i %i cfdC %i cfdA %i ledC %i ledA%i ",
 405                               in, timeCFD[in],timeCFD[in+12],timeLED[in],
 406                              timeLED[in+12]));
 407
 408           }
 409
 410
 411         for (Int_t in=0; in<12;  in++)
 412           {
 413             chargeQT0[in]=allData[2*in+25][0];
 414             chargeQT1[in]=allData[2*in+26][0];
 415             AliDebug(25, Form(" readed Raw %i %i %i",
 416                               in, chargeQT0[in],chargeQT1[in]));
 417           }
 418         for (Int_t in=12; in<24;  in++)
 419           {
 420             chargeQT0[in]=allData[2*in+57][0];
 421             chargeQT1[in]=allData[2*in+58][0];
 422             AliDebug(25, Form(" readed Raw %i %i %i",
 423                               in, chargeQT0[in],chargeQT1[in]));
 424           }
 425
 426         onlineMean = allData[49][0];
 427
 428         Double32_t time[24], adc[24], adcmip[24], noncalibtime[24];
 429         for (Int_t ipmt=0; ipmt<24; ipmt++) {
 430           if(timeCFD[ipmt] >  0 /* && badpmt[ipmt]==0*/ ){
 431            //for simulated data
 432              //for physics  data
 433            if(( chargeQT0[ipmt] - chargeQT1[ipmt])>0)  {
 434              adc[ipmt] = chargeQT0[ipmt] - chargeQT1[ipmt];
 435            }
 436            else
 437              adc[ipmt] = 0;
 438            //      time[ipmt] = fCalib-> WalkCorrection(refAmp, ipmt, Int_t(adc[ipmt]), timeCFD[ipmt] ) ;
 439            Int_t refAmp = Int_t (fTime0vertex[ipmt]);
 440            time[ipmt] = fCalib-> WalkCorrection( refAmp, ipmt, Int_t(adc[ipmt]), timeCFD[ipmt] ) ;
 441            Double_t sl = timeLED[ipmt] - timeCFD[ipmt];
 442            // time[ipmt] = fCalib-> WalkCorrection( refAmp,ipmt, Int_t(sl), timeCFD[ipmt] ) ;
 443            AliDebug(5,Form(" ipmt %i QTC %i , time in chann %i (led-cfd) %i ",
 444                             ipmt, Int_t(adc[ipmt]) ,Int_t(time[ipmt]),Int_t( sl)));
 445            Double_t ampMip = 0;
 446            TGraph * ampGraph =  (TGraph*)fAmpLED.At(ipmt);
 447            if (ampGraph) ampMip = ampGraph->Eval(sl);
 448            Double_t qtMip = 0;
 449            TGraph * qtGraph = (TGraph*)fQTC.At(ipmt);
 450            if (qtGraph) qtMip = qtGraph->Eval(adc[ipmt]);
 451            AliDebug(10,Form("  Amlitude in MIPS LED %f ; QTC %f;  in channels %f\n ",ampMip,qtMip, adc[ipmt]));
 452            if( qtMip>lowAmpThreshold && qtMip<highAmpThreshold )
 453              {
 454                if( equalize  ==0 )
 455                  frecpoints.SetTime(ipmt, Float_t(time[ipmt]) );
 456            else
 457              frecpoints.SetTime(ipmt, Float_t(time[ipmt] + fTime0vertex[ipmt]) );
 458                // frecpoints.SetTime(ipmt, Float_t(time[ipmt] ) );
 459              }
 460            frecpoints.SetAmp(ipmt, Double32_t( qtMip));
 461            adcmip[ipmt]=qtMip;
 462            frecpoints.SetAmpLED(ipmt, Double32_t(ampMip));
 463            noncalibtime[ipmt]= Double32_t (timeCFD[ipmt]);
 464          }
 465          else {
 466            time[ipmt] = -9999;
 467            adc[ipmt] = 0;
 468            adcmip[ipmt] = 0;
 469            noncalibtime[ipmt] = -9999;
 470          }
 471        }
 472        fESDTZEROfriend->SetT0timeCorr(noncalibtime) ;
 473
 474        for (Int_t ipmt=0; ipmt<12; ipmt++){
 475          if(time[ipmt] !=0 &&  time[ipmt] > -9000
 476             /*&& badpmt[ipmt]==0 */
 477             &&  adcmip[ipmt]>lowAmpThreshold && adcmip[ipmt]<highAmpThreshold )
 478            {
 479              if(time[ipmt]<besttimeC) besttimeC=time[ipmt]; //timeC
 480              if(TMath::Abs(time[ipmt])<TMath::Abs(besttimeC_best))
 481                besttimeC_best=time[ipmt]; //timeC
 482            }
 483        }
 484        for ( Int_t ipmt=12; ipmt<24; ipmt++)
 485          {
 486            if(time[ipmt] != 0 &&  time[ipmt] > -9000
 487               /* && badpmt[ipmt]==0*/
 488               && adcmip[ipmt]>lowAmpThreshold && adcmip[ipmt]<highAmpThreshold)
 489              {
 490                if(time[ipmt]<besttimeA) besttimeA=time[ipmt];
 491                if(TMath::Abs(time[ipmt] ) < TMath::Abs(besttimeA_best))
 492                  besttimeA_best=time[ipmt]; //timeA
 493              }
 494          }
 495
 496        if(besttimeA < 999999 && besttimeA!=0 ) {
 497          if( equalize  ==0 )
 498            frecpoints.SetTime1stA((besttimeA * channelWidth)- 1000.*fLatencyHPTDC + 1000.*fLatencyL1A - 1000.*fGRPdelays - fTimeMeanShift[1] );
 499          else
 500            {
 501              frecpoints.SetTimeBestA((besttimeA_best * channelWidth ));
 502              frecpoints.SetTime1stA((besttimeA * channelWidth - fTimeMeanShift[1]));
 503            }
 504        }
 505        if( besttimeC < 999999 && besttimeC!=0) {
 506          if( equalize  ==0 )
 507            frecpoints.SetTime1stC((besttimeC * channelWidth)- 1000.*fLatencyHPTDC +1000.*fLatencyL1C - 1000.*fGRPdelays - fTimeMeanShift[2]);
 508          else
 509            {
 510              frecpoints.SetTimeBestC((besttimeC_best * channelWidth ));
 511              frecpoints.SetTime1stC((besttimeC * channelWidth - fTimeMeanShift[2]));
 512            }
 513        }
 514        AliDebug(5,Form("1stimeA %f , besttimeA %f 1sttimeC %f besttimeC %f ",
 515                        besttimeA, besttimeA_best,
 516                        besttimeC, besttimeC_best) );
 517        AliDebug(5,Form("fRecPoints:::  1stimeA %f , besttimeA %f 1sttimeC %f besttimeC %f shiftA %f shiftC %f ",
 518                        frecpoints.Get1stTimeA(),  frecpoints.GetBestTimeA(),
 519                        frecpoints.Get1stTimeC(),  frecpoints.GetBestTimeC(),
 520                        fTimeMeanShift[1],fTimeMeanShift[2] ) );
 521        if( besttimeC < 999999 &&  besttimeA < 999999) {
 522          if(equalize  ==0 )
 523            timeclock = ((besttimeC * channelWidth)- 1000.*fLatencyHPTDC +1000.*fLatencyL1 - 1000.*fGRPdelays - fTimeMeanShift[0]);
 524          else
 525            {
 526              timeclock = channelWidth * Float_t( besttimeA+besttimeC)/2. - fTimeMeanShift[0];
 527              meanTime = channelWidth * Float_t(besttimeA_best + besttimeC_best )/2.;
 528            }
 529          timeDiff = ( besttimeA - besttimeC)* 0.001* channelWidth ;
 530          vertex =  meanVertex - c*(timeDiff)/2. ; //+ (fdZonA - fdZonC)/2;
 531        }
 532
 533       }  //if phys event
 534        AliDebug(1,Form("  timeDiff %f #channel,  meanTime %f #ps, TOFmean%f  vertex %f cm meanVertex %f  \n",timeDiff, meanTime,timeclock, vertex,meanVertex));
 535        frecpoints.SetT0clock(timeclock);
 536        frecpoints.SetVertex(vertex);
 537        frecpoints.SetMeanTime(meanTime);
 538        frecpoints.SetOnlineMean(Int_t(onlineMean));
 539
 540       // Set triggers
 541       Bool_t tr[5];
 542       Int_t trchan[5] = {50,51,52,55,56};
 543       Float_t lowtr[5] = {meanTVDC-700, meanOrA-700, meanOrC-700, meanOrC-1000, meanOrC-1000 };
 544       Float_t hightr[5] = {meanTVDC+700, meanOrA+700, meanOrC+700, meanOrC+1000, meanOrC+1000};
 545
 546       for (Int_t i=0; i<5; i++) tr[i] = false;
 547       for (Int_t itr=0; itr<5; itr++) {
 548         for (Int_t iHit=0; iHit<1; iHit++)
 549           {
 550             Int_t trr=trchan[itr];
 551             if( allData[trr][iHit] > lowtr[itr] && allData[trr][iHit] < hightr[itr])  tr[itr]=true;
 552
 553             AliDebug(15,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]));
 554           }
 555       }
 556       frecpoints.SetT0Trig(tr);
 557
 558       // all times with amplitude correction
 559       Float_t timecent;
 560       for (Int_t iHit=0; iHit<5; iHit++)
 561         {
 562           timefull = timecent = -9999;
 563           tvdc = ora = orc = -9999;
 564           if(allData[50][iHit]>0)
 565             tvdc = (Float_t(allData[50][iHit]) - meanTVDC) * channelWidth* 0.001;
 566           if(allData[51][iHit]>0)
 567             ora = (Float_t(allData[51][iHit]) - meanOrA) * channelWidth* 0.001;
 568
 569           if(allData[52][iHit]>0)
 570             orc = (Float_t(allData[52][iHit]) - meanOrC) * channelWidth* 0.001;
 571
 572           frecpoints.SetOrC( iHit, orc);
 573           frecpoints.SetOrA( iHit, ora);
 574           frecpoints.SetTVDC( iHit, tvdc);
 575           for (Int_t i0=0; i0<12; i0++) {
 576             if (equalize  ==0 )
 577               timecent = fTime0vertex[i0] + timeDelayCFD[i0];
 578             else
 579               timecent = fTime0vertex[i0];
 580             timefull = -9999;
 581             if(allData[i0+1][iHit]>1)
 582               timefull = (Float_t(allData[i0+1][iHit]) - timecent)* channelWidth* 0.001;
 583             frecpoints.SetTimeFull(i0, iHit,timefull) ;
 584             //      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);
 585
 586           }
 587
 588           for (Int_t i0=12; i0<24; i0++) {
 589             timefull = -9999;
 590             if (equalize  ==0 )
 591               timecent = fTime0vertex[i0] + timeDelayCFD[i0];
 592             else
 593               timecent = fTime0vertex[i0];
 594             if(allData[i0+45][iHit]>1) {
 595               timefull = (Float_t(allData[i0+45][iHit]) - timecent)* channelWidth* 0.001;
 596             }
 597             //  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);
 598             frecpoints.SetTimeFull(i0, iHit, timefull) ;
 599           }
 600         }
 601
 602
 603       //Set MPD
 604       if(allData[53][0]>0 && allData[54][0])
 605         frecpoints.SetMultA(allData[53][0]-allData[54][0]);
 606       if(allData[105][0]>0 && allData[106][0])
 607         frecpoints.SetMultC(allData[105][0]-allData[106][0]);
 608
 609
 610     } // if (else )raw data
 611   recTree->Fill();
 612 }
 613
 614
 615 //____________________________________________________________
 616
 617   void AliT0Reconstructor::FillESD(TTree */*digitsTree*/, TTree *clustersTree, AliESDEvent *pESD) const
 618   {
 619
 620   /***************************************************
 621   Resonstruct digits to vertex position
 622   ****************************************************/
 623
 624   AliDebug(1,Form("Start FillESD T0"));
 625   if(!pESD) {
 626     AliError("No ESD Event");
 627     return;
 628   }
 629   pESD ->SetT0spread(fTimeSigmaShift);
 630
 631
 632   Float_t channelWidth = fParam->GetChannelWidth() ;
 633   Float_t c = 0.0299792458; // cm/ps
 634   Float_t currentVertex=0, shift=0;
 635   Int_t ncont=-1;
 636   const AliESDVertex* vertex = pESD->GetPrimaryVertex();
 637   if (!vertex)        vertex = pESD->GetPrimaryVertexSPD();
 638   if (!vertex)        vertex = pESD->GetPrimaryVertexTPC();
 639   if (!vertex)        vertex = pESD->GetVertex();
 640
 641   if (vertex) {
 642     AliDebug(2, Form("Got %s (%s) from ESD: %f",
 643                     vertex->GetName(), vertex->GetTitle(), vertex->GetZ()));
 644     currentVertex = vertex->GetZ();
 645
 646     ncont = vertex->GetNContributors();
 647     if(ncont>0 ) {
 648       shift = currentVertex/c;
 649     }
 650   }
 651   TTree *treeR = clustersTree;
 652
 653   AliT0RecPoint frecpoints;
 654   AliT0RecPoint * pfrecpoints = &frecpoints;
 655
 656   AliDebug(1,Form("Start FillESD T0"));
 657   TBranch *brRec = treeR->GetBranch("T0");
 658   if (brRec) {
 659     brRec->SetAddress(&pfrecpoints);
 660   }else{
 661     AliError(Form("EXEC Branch T0 rec not found"));
 662     return;
 663   }
 664
 665   brRec->GetEntry(0);
 666   Double32_t amp[24], time[24], ampQTC[24], timecorr[24];
 667   Double32_t* tcorr;
 668   for(Int_t i=0; i<24; i++)
 669     amp[i]=time[i]=ampQTC[i]=timecorr[i]=0;
 670
 671   //1st time
 672   Double32_t timeClock[3];
 673   Double32_t zPosition = frecpoints.GetVertex();
 674
 675   timeClock[0] = frecpoints.GetT0clock() ;
 676   timeClock[1] = frecpoints.Get1stTimeA() + shift;
 677   timeClock[2] = frecpoints.Get1stTimeC() - shift;
 678   //best time
 679   Double32_t timemean[3];
 680   timemean[0] = frecpoints.GetMeanTime();
 681   timemean[1] = frecpoints.GetBestTimeA() + shift;
 682   timemean[2] = frecpoints.GetBestTimeC() - shift;
 683
 684   for(Int_t i=0; i<3; i++) {
 685     fESDTZERO->SetT0TOF(i,timeClock[i]);   // interaction time (ns)
 686     fESDTZERO->SetT0TOFbest(i,timemean[i]);   // interaction time (ns)
 687   }
 688   for ( Int_t i=0; i<24; i++) {
 689     time[i] =  frecpoints.GetTime(i); // ps to ns
 690     if ( time[i] != 0 && time[i]>-9999) {
 691       ampQTC[i] = frecpoints.GetAmp(i);
 692       amp[i] = frecpoints.AmpLED(i);
 693       AliDebug(1,Form("T0: %i  time %f  ampQTC %f ampLED %f \n", i, time[i], ampQTC[i], amp[i]));
 694    }
 695   }
 696   fESDTZERO->SetT0time(time);         // best TOF on each PMT
 697   fESDTZERO->SetT0amplitude(ampQTC);     // number of particles(MIPs) on each PMT
 698   Int_t trig= frecpoints.GetT0Trig();
 699   frecpoints.PrintTriggerSignals( trig);
 700   //  printf(" !!!!! FillESD trigger %i \n",trig);
 701   fESDTZERO->SetT0Trig(trig);
 702   fESDTZERO->SetT0zVertex(zPosition); //vertex Z position
 703
 704   Double32_t multA=frecpoints.GetMultA();
 705   Double32_t multC=frecpoints.GetMultC();
 706   fESDTZERO->SetMultA(multA); // for backward compatubility
 707   fESDTZERO->SetMultC(multC); // for backward compatubility
 708
 709
 710   for (Int_t iHit =0; iHit<5; iHit++ ) {
 711        AliDebug(10,Form("FillESD ::: iHit %i tvdc %f orA %f orC %f\n", iHit,
 712            frecpoints.GetTVDC(iHit),
 713            frecpoints.GetOrA(iHit),
 714                        frecpoints.GetOrC(iHit) ));
 715     fESDTZERO->SetTVDC(iHit,frecpoints.GetTVDC(iHit));
 716     fESDTZERO->SetOrA(iHit,frecpoints.GetOrA(iHit));
 717     fESDTZERO->SetOrC(iHit,frecpoints.GetOrC(iHit));
 718
 719     for (Int_t i0=0; i0<24; i0++) {
 720       //  if(frecpoints.GetTimeFull(i0,iHit)>0){
 721       //        printf("FillESD ::: iHit %i cfd %i time %f \n", iHit, i0, frecpoints.GetTimeFull(i0,iHit));
 722         fESDTZERO->SetTimeFull(i0, iHit,frecpoints.GetTimeFull(i0,iHit));
 723         // }
 724
 725     }
 726   }
 727
 728   AliDebug(1,Form("T0: SPDshift %f Vertex %f (T0A+T0C)/2 best %f #ps T0signal %f ps OrA %f ps OrC %f ps T0trig %i\n",shift, zPosition, timemean[0], timeClock[0], timeClock[1], timeClock[2], trig));
 729
 730   //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
 731   // background flags
 732   Bool_t background = BackgroundFlag();
 733   fESDTZERO->SetBackgroundFlag(background);
 734   Bool_t pileup =  PileupFlag();
 735   fESDTZERO->SetPileupFlag(pileup);
 736   for (Int_t i=0; i<5; i++) {
 737     fESDTZERO->SetPileupTime(i, frecpoints.GetTVDC(i) ) ;
 738     //   printf("!!!!!! FillESD :: pileup %i %f %f \n", i,fESDTZERO->GetPileupTime(i), frecpoints.GetTVDC(i));
 739   }
 740   Bool_t sat  = SatelliteFlag();
 741   fESDTZERO->SetSatelliteFlag(sat);
 742
 743   //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
 744   if (pESD) {
 745
 746     AliESDfriend *fr = (AliESDfriend*)pESD->FindListObject("AliESDfriend");
 747     if (fr) {
 748       AliDebug(10, Form("Writing TZERO friend data to ESD tree"));
 749
 750       //     if (ncont>2) {
 751         tcorr = fESDTZEROfriend->GetT0timeCorr();
 752         for ( Int_t i=0; i<24; i++) {
 753           if(i<12 && time[i]>1) timecorr[i] = tcorr[i] -  shift/channelWidth;
 754           if(i>11 && time[i]>1) timecorr[i] = tcorr[i] +  shift/channelWidth;
 755           if(time[i]>1)   AliDebug(10,Form("T0 friend : %i time %f  ampQTC %f ampLED %f \n", i, timecorr[i], ampQTC[i], amp[i]));
 756         }
 757         fESDTZEROfriend->SetT0timeCorr( timecorr) ;
 758         fESDTZEROfriend->SetT0ampLEDminCFD(amp);
 759         fESDTZEROfriend->SetT0ampQTC(ampQTC);
 760         fr->SetTZEROfriend(fESDTZEROfriend);
 761         //      }//
 762     }
 763
 764     pESD->SetTZEROData(fESDTZERO);
 765   }
 766
 767 } // vertex in 3 sigma
 768
 769 //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
 770  //____________________________________________________________
 771
 772 Bool_t AliT0Reconstructor::PileupFlag() const
 773 {
 774   //
 775   Bool_t pileup = false;
 776   Float_t tvdc[5];
 777   for (Int_t ih=0; ih<5; ih++)
 778     {
 779       tvdc[ih] =  fESDTZERO->GetTVDC(ih);
 780
 781      if(  tvdc[0] !=0 &&  tvdc[0]> -10 && tvdc[0]< 10 )
 782        if(ih>0 && tvdc[ih]>20 )         pileup = true;
 783      if( tvdc[0] >20 || (tvdc[0] < -20  &&  tvdc[0] > -9000) ) pileup =true;
 784      //    if (pileup) printf(" !!!!! pile up %i  tvdc %f \n",ih,  tvdc[ih]);
 785     }
 786
 787
 788   return pileup;
 789
 790 }
 791
 792  //____________________________________________________________
 793
 794 Bool_t AliT0Reconstructor::BackgroundFlag() const
 795 {
 796   Bool_t background = false;
 797
 798   Float_t orA = fESDTZERO->GetOrA(0);
 799   Float_t orC = fESDTZERO->GetOrC(0);
 800   Float_t tvdc =  fESDTZERO->GetTVDC(0);
 801
 802   if ( (orA > -5 && orA <5) && (orC > -5 && orC <5) && (tvdc < -5 || tvdc > 5)) {
 803     background = true;
 804     //   printf(" orA %f orC %f tvdc %f\n", orA, orC, tvdc);
 805   }
 806   return background;
 807
 808
 809 }
 810
 811
 812  //____________________________________________________________
 813
 814 Bool_t  AliT0Reconstructor::SatelliteFlag() const
 815 {
 816
 817  Float_t satelliteLow = GetRecoParam() -> GetLowSatelliteThreshold();
 818   Float_t satelliteHigh = GetRecoParam() -> GetHighSatelliteThreshold();
 819   Bool_t satellite = false;
 820   for (Int_t i0=0; i0<24; i0++) {
 821     Float_t timefull =  fESDTZERO -> GetTimeFull(i0,0);
 822     if( timefull > satelliteLow && timefull < satelliteHigh)  satellite=true;
 823   }
 824
 825   return satellite;
 826
 827 }