fix in TOF calibration to deal with L0-L1 orbit-crossing (negative values)

[u/mrichter/AliRoot.git] / TOF / AliTOFQADataMaker.cxx

/**************************************************************************
 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
 *                                                                        *
 * Author: The ALICE Off-line Project.                                    *
 * Contributors are mentioned in the code where appropriate.              *
 *                                                                        *
 * Permission to use, copy, modify and distribute this software and its   *
 * documentation strictly for non-commercial purposes is hereby granted   *
 * without fee, provided that the above copyright notice appears in all   *
 * copies and that both the copyright notice and this permission notice   *
 * appear in the supporting documentation. The authors make no claims     *
 * about the suitability of this software for any purpose. It is          *
 * provided "as is" without express or implied warranty.                  *
 **************************************************************************/

///////////////////////////////////////////////////////////////////////
//                                                                   //
//  Produces the data needed to calculate the TOF quality assurance. //
//  QA objects are 1 & 2 Dimensional histograms.                     //
//  author: S.Arcelli                                                //
//                                                                   //
///////////////////////////////////////////////////////////////////////

#include <TClonesArray.h>
#include <TFile.h> 
#include <TH1I.h> 
#include <TH1F.h> 
#include <TH2F.h> 
#include "AliESDEvent.h"
#include "AliESDtrack.h"
#include "AliTOFcluster.h"
#include "AliTOFdigit.h"
#include "AliTOFSDigit.h"
#include "AliTOFhitT0.h"
#include "AliTOFQADataMaker.h"
#include "AliQAChecker.h"
#include "AliRawReader.h"
#include "AliTOFRawStream.h"
#include "AliTOFrawData.h"
#include "AliLog.h"

ClassImp(AliTOFQADataMaker)
           
//____________________________________________________________________________ 
  AliTOFQADataMaker::AliTOFQADataMaker() : 
  AliQADataMaker(AliQAv1::GetDetName(AliQAv1::kTOF), "TOF Quality Assurance Data Maker"),
    fTOFRawStream(AliTOFRawStream())
{
  //
  // ctor
  //
}

//____________________________________________________________________________ 
AliTOFQADataMaker::AliTOFQADataMaker(const AliTOFQADataMaker& qadm) :
  AliQADataMaker(),
  fTOFRawStream(AliTOFRawStream(qadm.fTOFRawStream))
{
  //
  //copy ctor 
  //
  SetName((const char*)qadm.GetName()) ; 
  SetTitle((const char*)qadm.GetTitle()); 
}

//__________________________________________________________________
AliTOFQADataMaker& AliTOFQADataMaker::operator = (const AliTOFQADataMaker& qadm )
{
  //
  // assignment operator.
  //
  this->~AliTOFQADataMaker();
  new(this) AliTOFQADataMaker(qadm);
  return *this;
}
 
//____________________________________________________________________________ 
void AliTOFQADataMaker::InitHits()
{
  //
  // create Hits histograms in Hits subdir
  //

  Bool_t expert = kFALSE;

  TH1F * h0 = new TH1F("hTOFHits",    "Number of TOF Hits ",301, -1.02, 5.) ;
  h0->Sumw2() ;
  h0->GetXaxis()->SetTitle("TOF hit number [10 power]");
  Add2HitsList(h0, 0, expert) ;

  TH1F * h1  = new TH1F("hTOFHitsTime", "Hits Time Spectrum in TOF (ns)", 2000, 0., 200) ;
  h1->Sumw2() ;
  h1->GetXaxis()->SetTitle("Simulated TOF time [ns]");
  Add2HitsList(h1, 1, expert) ;

  TH1F * h2  = new TH1F("hTOFHitsLength", "Length Spectrum in TOF (cm)", 500, 0., 500) ;
  h2->Sumw2() ;
  h2->GetXaxis()->SetTitle("Track length from primary vertex till hit TOF pad [cm]");
  Add2HitsList(h2, 2, expert) ;

  TH2F * h3  = new TH2F("hTOFHitsClusMap","Hits vs TOF eta-phi",183, -0.5, 182.5,865,-0.5,864.5) ;
  h3->Sumw2() ;
  h3->GetXaxis()->SetTitle("2*strip+padz (eta)");
  h3->GetYaxis()->SetTitle("48*sector+padx (phi)");
  h3->GetYaxis()->SetTitleOffset(1.15);
  Add2HitsList(h3, 3, expert) ;
}

//____________________________________________________________________________ 
void AliTOFQADataMaker::InitDigits()
{
  //
  // create Digits histograms in Digits subdir
  //

  Bool_t expert = kFALSE;

  TH1F * h0 = new TH1F("hTOFDigits",    "Number of TOF Digits ",301, -1.02, 5.) ;
  h0->Sumw2() ;
  h0->GetXaxis()->SetTitle("TOF digit number [10 power]");
  Add2DigitsList(h0, 0, expert) ;

  TH1F * h1  = new TH1F("hTOFDigitsTime", "Digits Time Spectrum in TOF (ns)", 2000, 0., 200) ;
  h1->Sumw2() ;
  h1->GetXaxis()->SetTitle("Digitized TOF time [ns]");
  Add2DigitsList(h1, 1, expert) ;

  TH1F * h2  = new TH1F("hTOFDigitsToT", "Digits ToT Spectrum in TOF (ns)", 500, 0., 50) ;
  h2->Sumw2() ;
  h2->GetXaxis()->SetTitle("Digitized TOT [ns]");
  h2->GetYaxis()->SetTitle("Digitized TOF time [ns]");
  Add2DigitsList(h2, 2, expert) ;

  TH2F * h3  = new TH2F("hTOFDigitsClusMap","Digits vs TOF eta-phi",183, -0.5, 182.5,865,-0.5,864.5) ;
  h3->Sumw2() ;
  h3->GetXaxis()->SetTitle("2*strip+padz (eta)");
  h3->GetYaxis()->SetTitle("48*sector+padx (phi)");
  h3->GetYaxis()->SetTitleOffset(1.15);
  Add2DigitsList(h3, 3, expert) ;

}

//____________________________________________________________________________ 
void AliTOFQADataMaker::InitSDigits()
{
  //
  // create SDigits histograms in SDigits subdir
  //

  Bool_t expert = kFALSE;

  TH1F * h0 = new TH1F("hTOFSDigits",    "Number of TOF SDigits ",301, -1.02, 5.) ;
  h0->Sumw2() ;
  h0->GetXaxis()->SetTitle("TOF sdigit number [10 power]");
  Add2SDigitsList(h0, 0, expert) ;

  TH1F * h1  = new TH1F("hTOFSDigitsTime", "SDigits Time Spectrum in TOF (ns)", 2000, 0., 200) ;
  h1->Sumw2() ;
  h1->GetXaxis()->SetTitle("SDigitized TOF time [ns]");
  Add2SDigitsList(h1, 1, expert) ;

  TH2F * h2  = new TH2F("hTOFSDigitsClusMap","SDigits vs TOF eta-phi",183, -0.5, 182.5,865,-0.5,864.5) ;
  h2->Sumw2() ;
  h2->GetXaxis()->SetTitle("2*strip+padz (eta)");
  h2->GetYaxis()->SetTitle("48*sector+padx (phi)");
  h2->GetYaxis()->SetTitleOffset(1.15);
  Add2SDigitsList(h2, 2, expert) ;

}

//____________________________________________________________________________ 
void AliTOFQADataMaker::InitRaws()
{
  //
  // create Raws histograms in Raws subdir
  //

  Bool_t expert = kFALSE;

  TH1F * h0 = new TH1F("hTOFRaws",    "Number of TOF Raws ",301, -1.02, 5.) ;
  h0->Sumw2() ;
  h0->GetXaxis()->SetTitle("TOF raw number [10 power]");
  Add2RawsList(h0, 0, expert) ;

  TH1F * h1  = new TH1F("hTOFRawsTime", "Raws Time Spectrum in TOF (ns)", 20000, 0., 2000) ;
  h1->Sumw2() ;
  h1->GetXaxis()->SetTitle("Measured TOF time [ns]");
  Add2RawsList(h1, 1, expert) ;

  TH1F * h2  = new TH1F("hTOFRawsToT", "Raws ToT Spectrum in TOF (ns)", 500, 0., 50) ;
  h2->Sumw2() ;
  h2->GetXaxis()->SetTitle("Measured TOT [ns]");
  h2->GetYaxis()->SetTitle("Measured TOF time [ns]");
  Add2RawsList(h2, 2, expert) ;

  TH2F * h3  = new TH2F("hTOFRawsClusMap","Raws vs TOF eta-phi",183, -0.5, 182.5,865,-0.5,864.5) ;
  h3->Sumw2() ;
  h3->GetXaxis()->SetTitle("2*strip+padz (eta)");
  h3->GetYaxis()->SetTitle("48*sector+padx (phi)");
  h3->GetYaxis()->SetTitleOffset(1.15);
  Add2RawsList(h3, 3, expert) ;

}

//____________________________________________________________________________ 
void AliTOFQADataMaker::InitRecPoints()
{
  //
  // create RecPoints histograms in RecPoints subdir
  //

  Bool_t expert = kFALSE;

  TH1F * h0 = new TH1F("hTOFRecPoints",    "Number of TOF RecPoints ",301, -1.02, 5.) ;
  h0->Sumw2() ;
  h0->GetXaxis()->SetTitle("TOF recPoint number [10 power]");
  Add2RecPointsList(h0, 0, expert) ;

  TH1F * h1  = new TH1F("hTOFRecPointsTime", "RecPoints Time Spectrum in TOF (ns)", 20000, 0., 2000) ;
  h1->Sumw2() ;
  h1->GetXaxis()->SetTitle("Calibrated TOF time [ns]");
  Add2RecPointsList(h1, 1, expert) ;

  TH1F * h2  = new TH1F("hTOFRecPointsRawTime", "RecPoints raw Time Spectrum in TOF (ns)", 20000, 0., 2000) ;
  h2->Sumw2() ;
  h2->GetXaxis()->SetTitle("Measured TOT [ns]");
  h2->GetYaxis()->SetTitle("Measured TOF time [ns]");
  Add2RecPointsList(h2, 2, expert) ;

  TH1F * h3  = new TH1F("hTOFRecPointsToT", "RecPoints ToT Spectrum in TOF (ns)", 500, 0., 50) ;
  h3->Sumw2() ;
  h3->GetXaxis()->SetTitle("Measured TOT [ns]");
  Add2RecPointsList(h3, 3, expert) ;

  TH2F * h4  = new TH2F("hTOFRecPointsClusMap","RecPoints vs TOF phi-eta",183, -0.5, 182.5,865,-0.5,864.5) ;
  h4->Sumw2() ;
  h4->GetXaxis()->SetTitle("2*strip+padz (eta)");
  h4->GetYaxis()->SetTitle("48*sector+padx (phi)");
  h4->GetYaxis()->SetTitleOffset(1.15);
  Add2RecPointsList(h4, 4, expert) ;

}

//____________________________________________________________________________ 
void AliTOFQADataMaker::InitESDs()
{
  //
  //create ESDs histograms in ESDs subdir
  //

  Bool_t expert = kFALSE;

  TH1F * h0 = new TH1F("hTOFESDs",    "Number of matched TOF tracks over ESDs",       250, -1., 4.) ;
  h0->Sumw2() ; 
  h0->GetXaxis()->SetTitle("Number of TOF matched ESD tracks [10 power]");
  Add2ESDsList(h0, 0, expert) ;

  TH1F * h1  = new TH1F("hTOFESDsTime", "Time Spectrum in TOF (ns)", 20000, 0., 2000) ;
  h1->Sumw2() ;
  h1->GetXaxis()->SetTitle("Calibrated TOF time [ns]");
  Add2ESDsList(h1, 1, expert) ;

  TH1F * h2  = new TH1F("hTOFESDsRawTime", "raw Time Spectrum in TOF (ns)", 20000, 0., 2000) ;
  h2->Sumw2() ;
  h2->GetXaxis()->SetTitle("Measured TOF time [ns]");
  Add2ESDsList(h2, 2, expert) ;

  TH1F * h3  = new TH1F("hTOFESDsToT", "ToT Spectrum in TOF (ns)", 500, 0., 50) ;
  h3->Sumw2() ;
  h3->GetXaxis()->SetTitle("Measured TOT [ns]");
  Add2ESDsList(h3, 3, expert) ;

  TH1F * h4 = new TH1F("hTOFESDsPID",    "Fraction of matched TOF tracks with good PID flag", 101, 0., 101.) ;
  h4->Sumw2() ;
  h4->GetXaxis()->SetTitle("Fraction of TOF matched ESD tracks with good flag [%]");
  Add2ESDsList(h4, 4, expert) ;
}


//____________________________________________________________________________
void AliTOFQADataMaker::MakeHits(TClonesArray * hits)
{
  //
  //make QA data from Hits
  //

  Int_t in[5];
  Int_t out[5];

  Int_t nentries=hits->GetEntriesFast();
  if(nentries<=0) {
    GetHitsData(0)->Fill(-1.) ; 
  } else{
    GetHitsData(0)->Fill(TMath::Log10(nentries)) ; 
  }
  TIter next(hits) ; 
  AliTOFhitT0 * hit ; 
  while ( (hit = dynamic_cast<AliTOFhitT0 *>(next())) ) {

    GetHitsData(1)->Fill( hit->GetTof()*1.E9) ;//in ns
    GetHitsData(2)->Fill( hit->GetLen()) ;//in cm
  
    in[0] = hit->GetSector();
    in[1] = hit->GetPlate();
    in[2]= hit->GetStrip();
    in[3]= hit->GetPadx();
    in[4]= hit->GetPadz();
    GetMapIndeces(in,out);
    GetHitsData(3)->Fill( out[0],out[1]) ;//hit map
  }

}


//____________________________________________________________________________
void AliTOFQADataMaker::MakeHits(TTree * hitTree)
{
  //
  // make QA data from Hit Tree
  //
  if(!hitTree){
    AliError("can't get the tree with TOF hits !");
    return;
  }	

  TBranch * branch = hitTree->GetBranch("TOF") ;

  if (!branch ) {
    AliError("TOF branch in Hit Tree not found") ; 
    return;
  }

  TClonesArray * hits = new TClonesArray("AliTOFhitT0", 1000);
  TClonesArray * dummy = new TClonesArray("AliTOFhitT0", 1000);
  branch->SetAddress(&dummy);
  Int_t index = 0 ;  
  for (Int_t ientry = 0 ; ientry < branch->GetEntries() ; ientry++) {
    branch->GetEntry(ientry) ; 
    for (Int_t ihit = 0 ; ihit < dummy->GetEntries() ; ihit++) {
      AliTOFhitT0 * hit = dynamic_cast<AliTOFhitT0 *> (dummy->At(ihit)) ; 
      new((*hits)[index]) AliTOFhitT0(*hit) ; 
      index++ ;
    } 
  } 	

  dummy->Delete();
  delete dummy;
  MakeHits(hits) ; 

}

//____________________________________________________________________________
void AliTOFQADataMaker::MakeDigits(TClonesArray * digits)
{
  //
  // makes data from Digits
  //
  Double_t tdc2ns=AliTOFGeometry::TdcBinWidth()*1E-3;
  Double_t tot2ns=AliTOFGeometry::ToTBinWidth()*1E-3;
  Int_t in[5];
  Int_t out[5];

  Int_t nentries=digits->GetEntriesFast();
  if(nentries<=0){
    GetDigitsData(0)->Fill(-1.) ; 
  }else{
    GetDigitsData(0)->Fill(TMath::Log10(nentries)) ; 
  } 

  TIter next(digits) ; 
  AliTOFdigit * digit ; 
  while ( (digit = dynamic_cast<AliTOFdigit *>(next())) ) {
    
    GetDigitsData(1)->Fill( digit->GetTdc()*tdc2ns) ;//in ns
    GetDigitsData(2)->Fill( digit->GetToT()*tot2ns) ;//in ns

    in[0] = digit->GetSector();
    in[1] = digit->GetPlate();
    in[2] = digit->GetStrip();
    in[3] = digit->GetPadx();
    in[4]= digit->GetPadz();
    GetMapIndeces(in,out);
    GetDigitsData(3)->Fill( out[0],out[1]) ;//digit map
  }

}


//____________________________________________________________________________
void AliTOFQADataMaker::MakeDigits(TTree * digitTree)
{
  //
  // makes data from Digit Tree
  //
  TClonesArray * digits = new TClonesArray("AliTOFdigit", 1000) ; 
  
  TBranch * branch = digitTree->GetBranch("TOF") ;
  if ( ! branch ) {
    AliError("TOF branch in Digit Tree not found") ; 
    return;
  }
  branch->SetAddress(&digits) ;
  branch->GetEntry(0) ; 
  MakeDigits(digits) ; 
}

//____________________________________________________________________________
void AliTOFQADataMaker::MakeSDigits(TClonesArray * sdigits)
{
  //
  // makes data from SDigits
  //

  Double_t tdc2ns=AliTOFGeometry::TdcBinWidth()*1E-3;
  Int_t in[5];
  Int_t out[5];

  Int_t nentries=sdigits->GetEntriesFast();
  if(nentries<=0){
    GetSDigitsData(0)->Fill(-1.) ; 
  }else{
    GetSDigitsData(0)->Fill(TMath::Log10(nentries)) ; 
  } 

  TIter next(sdigits) ; 
  AliTOFSDigit * sdigit ; 
  while ( (sdigit = dynamic_cast<AliTOFSDigit *>(next())) ) {
    
    for(Int_t i=0;i<sdigit->GetNDigits();i++){
      GetSDigitsData(1)->Fill( sdigit->GetTdc(i)*tdc2ns) ;//in ns
    }

    in[0] = sdigit->GetSector();
    in[1] = sdigit->GetPlate();
    in[2] = sdigit->GetStrip();
    in[3] = sdigit->GetPadx();
    in[4]= sdigit->GetPadz();
    GetMapIndeces(in,out);
    GetSDigitsData(2)->Fill( out[0],out[1]) ;//sdigit map
  }
}

//____________________________________________________________________________
void AliTOFQADataMaker::MakeSDigits(TTree * sdigitTree)
{
  //
  // makes data from SDigit Tree
  //
  TClonesArray * sdigits = new TClonesArray("AliTOFSDigit", 1000) ; 
  
  TBranch * branch = sdigitTree->GetBranch("TOF") ;
  if ( ! branch ) {
    AliError("TOF branch in SDigit Tree not found") ; 
    return;
  }
  branch->SetAddress(&sdigits) ;
  branch->GetEntry(0) ; 
  MakeSDigits(sdigits) ; 
}

//____________________________________________________________________________
void AliTOFQADataMaker::MakeRaws(AliRawReader* rawReader)
{
  //
  // makes data from Raws
  //

  Double_t tdc2ns=AliTOFGeometry::TdcBinWidth()*1E-3;
  Double_t tot2ns=AliTOFGeometry::ToTBinWidth()*1E-3;


  Int_t ntof = 0 ; 
  Int_t in[5];
  Int_t out[5];

  TClonesArray * clonesRawData;
  //AliTOFRawStream tofInput(rawReader);
  fTOFRawStream.SetRawReader(rawReader);
  for (Int_t iDDL = 0; iDDL < AliTOFGeometry::NDDL()*AliTOFGeometry::NSectors(); iDDL++){
    rawReader->Reset();
    fTOFRawStream.LoadRawData(iDDL);
    clonesRawData = (TClonesArray*)fTOFRawStream.GetRawData();
    for (Int_t iRawData = 0; iRawData<clonesRawData->GetEntriesFast(); iRawData++) {
      AliTOFrawData *tofRawDatum = (AliTOFrawData*)clonesRawData->UncheckedAt(iRawData);
      //if (!tofRawDatum->GetTOT() || !tofRawDatum->GetTOF()) continue;
      if (!tofRawDatum->GetTOF()) continue;
      ntof++;
      GetRawsData(1)->Fill( tofRawDatum->GetTOF()*tdc2ns) ;//in ns
      GetRawsData(2)->Fill( tofRawDatum->GetTOT()*tot2ns) ;//in ns

      fTOFRawStream.EquipmentId2VolumeId(iDDL, 
					 tofRawDatum->GetTRM(), 
					 tofRawDatum->GetTRMchain(),
					 tofRawDatum->GetTDC(), 
					 tofRawDatum->GetTDCchannel(), 
					 in);
    
      GetMapIndeces(in,out);
      GetRawsData(3)->Fill( out[0],out[1]) ;//raw map
      
    } // while loop
    
    clonesRawData->Clear();
    
  } // DDL Loop
  
  fTOFRawStream.Clear();

  Int_t nentries=ntof;
  if(nentries<=0){
    GetRawsData(0)->Fill(-1.) ; 
  }else{
    GetRawsData(0)->Fill(TMath::Log10(nentries)) ; 
  }
}

//____________________________________________________________________________
void AliTOFQADataMaker::MakeRecPoints(TTree * clustersTree)
{
  //
  // Make data from Clusters
  //

  Double_t tdc2ns=AliTOFGeometry::TdcBinWidth()*1E-3;
  Double_t tot2ns=AliTOFGeometry::ToTBinWidth()*1E-3;

  Int_t in[5];
  Int_t out[5];

  TBranch *branch=clustersTree->GetBranch("TOF");
  if (!branch) { 
    AliError("can't get the branch with the TOF clusters !");
    return;
  }

  TClonesArray dummy("AliTOFcluster",10000), *clusters=&dummy;
  branch->SetAddress(&clusters);

  // Import the tree
  clustersTree->GetEvent(0);  
  
  Int_t nentries=clusters->GetEntriesFast();
  if(nentries<=0){
    GetRecPointsData(0)->Fill(-1.) ; 
  }else{
    GetRecPointsData(0)->Fill(TMath::Log10(nentries)) ; 
  } 
 
  TIter next(clusters) ; 
  AliTOFcluster * c ; 
  while ( (c = dynamic_cast<AliTOFcluster *>(next())) ) {
    GetRecPointsData(1)->Fill(c->GetTDC()*tdc2ns);
    GetRecPointsData(2)->Fill(c->GetTDCRAW()*tdc2ns);
    GetRecPointsData(3)->Fill(c->GetToT()*tot2ns);
    
    in[0] = c->GetDetInd(0);
    in[1] = c->GetDetInd(1);
    in[2] = c->GetDetInd(2);
    in[3] = c->GetDetInd(4); //X and Z indeces inverted in RecPoints
    in[4] = c->GetDetInd(3); //X and Z indeces inverted in RecPoints
    
    GetMapIndeces(in,out);
    GetRecPointsData(4)->Fill(out[0],out[1]);
    
  }
}

//____________________________________________________________________________
void AliTOFQADataMaker::MakeESDs(AliESDEvent * esd)
{
  //
  // make QA data from ESDs
  //  
  Int_t ntrk = esd->GetNumberOfTracks() ; 
  Int_t ntof=0;
  Int_t ntofpid=0;
  while (ntrk--) {
    AliESDtrack *track=esd->GetTrack(ntrk);
    Double_t tofTime=track->GetTOFsignal()*1E-3;//in ns
    Double_t tofTimeRaw=track->GetTOFsignalRaw()*1E-3;//in ns
    Double_t tofToT=track->GetTOFsignalToT(); //in ns
    if(!(tofTime>0))continue;
    ntof++;
    GetESDsData(1)->Fill(tofTime);
    GetESDsData(2)->Fill(tofTimeRaw); 
    GetESDsData(3)->Fill(tofToT);
    //check how many tracks where ESD PID is ok 
    UInt_t status=track->GetStatus();
    if (((status&AliESDtrack::kESDpid)==0) || 
	((status&AliESDtrack::kTOFpid)==0)) continue;
    ntofpid++;
  }
  
  Int_t nentries=ntof;
  if(nentries<=0){
    GetESDsData(0)->Fill(-1.) ;
  }else{
    GetESDsData(0)->Fill(TMath::Log10(nentries)) ;
  }

  Float_t ratio = 0.;
  if(ntof>0) ratio=(Float_t)ntofpid/(Float_t)ntof*100.;
  GetESDsData(4)->Fill(ratio) ;

}

//____________________________________________________________________________ 
void AliTOFQADataMaker::StartOfDetectorCycle()
{
  //
  //Detector specific actions at start of cycle
  //to be implemented  
}

//____________________________________________________________________________ 
void AliTOFQADataMaker::EndOfDetectorCycle(AliQAv1::TASKINDEX task, TObjArray * list)
{
  //Detector specific actions at end of cycle
  // do the QA checking

  AliQAChecker::Instance()->Run(AliQAv1::kTOF, task, list) ;  
}
//____________________________________________________________________________
void AliTOFQADataMaker::GetMapIndeces(Int_t* in , Int_t* out)
{
  //
  //return appropriate indeces for the theta-phi map
  //

  Int_t npadX = AliTOFGeometry::NpadX();
  Int_t npadZ = AliTOFGeometry::NpadZ();
  Int_t nStripA = AliTOFGeometry::NStripA();
  Int_t nStripB = AliTOFGeometry::NStripB();
  Int_t nStripC = AliTOFGeometry::NStripC();

  Int_t isector = in[0];
  Int_t iplate = in[1];
  Int_t istrip = in[2];
  Int_t ipadX = in[3]; 
  Int_t ipadZ = in[4]; 
  
  Int_t stripOffset = 0;
  switch (iplate) {
  case 0:
    stripOffset = 0;
      break;
  case 1:
    stripOffset = nStripC;
    break;
  case 2:
    stripOffset = nStripC+nStripB;
    break;
  case 3:
    stripOffset = nStripC+nStripB+nStripA;
    break;
  case 4:
    stripOffset = nStripC+nStripB+nStripA+nStripB;
    break;
  default:
    AliError(Form("Wrong plate number in TOF (%d) !",iplate));
    break;
  };
  Int_t zindex=npadZ*(istrip+stripOffset)+(ipadZ+1);
  Int_t phiindex=npadX*isector+ipadX+1;
  out[0]=zindex;  
  out[1]=phiindex;  
  
}