]> git.uio.no Git - u/mrichter/AliRoot.git/blobdiff - TRD/AliTRDCalibraFillHisto.cxx
minor coverity defect: added protection for self-assignment
[u/mrichter/AliRoot.git] / TRD / AliTRDCalibraFillHisto.cxx
index e71cca374fb11eb2bef25540941884e6347f0d80..42603d89cb45dd776df3752296364fe91a864afc 100644 (file)
@@ -1,17 +1,17 @@
-/**************************************************************************
- * 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.                  *
- **************************************************************************/
+//**************************************************************************
+// * 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.                  *
+//**************************************************************************/
 
 /* $Id$ */
 
 // in the function "FollowBackProlongation" (AliTRDtracker)
 // Per default the functions to fill are off.                                   
 //                        
-// Author:
-//   R. Bailhache (R.Bailhache@gsi.de)
+// Authors:
+//   R. Bailhache (R.Bailhache@gsi.de, rbailhache@ikf.uni-frankfurt.de)
+//   J. Book (jbook@ikf.uni-frankfurt.de)
 //                            
 //////////////////////////////////////////////////////////////////////////////////////
 
-#include <TTree.h>
 #include <TProfile2D.h>
 #include <TProfile.h>
 #include <TFile.h>
-#include <TChain.h>
 #include <TStyle.h>
 #include <TCanvas.h>
-#include <TGraphErrors.h>
 #include <TObjArray.h>
+#include <TObject.h>
 #include <TH1F.h>
 #include <TH2I.h>
 #include <TH2.h>
 #include <TStopwatch.h>
 #include <TMath.h>
 #include <TDirectory.h>
-#include <TROOT.h>
 #include <TTreeStream.h>
 #include <TVectorD.h>
-#include <TF1.h>
+#include <TLinearFitter.h>
 
 #include "AliLog.h"
-#include "AliCDBManager.h"
 
 #include "AliTRDCalibraFillHisto.h"
-#include "AliTRDCalibraFit.h"
 #include "AliTRDCalibraMode.h"
 #include "AliTRDCalibraVector.h"
 #include "AliTRDCalibraVdriftLinearFit.h"
+#include "AliTRDCalibraExbAltFit.h"
 #include "AliTRDcalibDB.h"
 #include "AliTRDCommonParam.h"
-#include "AliTRDmcmTracklet.h"
 #include "AliTRDpadPlane.h"
 #include "AliTRDcluster.h"
-#include "AliTRDtrack.h"
-#include "AliTRDRawStream.h"
+#include "AliTRDtrackV1.h"
 #include "AliRawReader.h"
 #include "AliRawReaderDate.h"
 #include "AliTRDgeometry.h"
+#include "AliTRDfeeParam.h"
+#include "./Cal/AliTRDCalROC.h"
+#include "./Cal/AliTRDCalPad.h"
+#include "./Cal/AliTRDCalDet.h"
+
+#include "AliTRDdigitsManager.h"
+#include "AliTRDdigitsParam.h"
+#include "AliTRDSignalIndex.h"
+#include "AliTRDarrayADC.h"
+
+#include "AliTRDrawStream.h"
+
+#include "AliCDBEntry.h"
+#include "AliCDBManager.h"
 
 #ifdef ALI_DATE
 #include "event.h"
@@ -122,9 +131,8 @@ void AliTRDCalibraFillHisto::Terminate()
 AliTRDCalibraFillHisto::AliTRDCalibraFillHisto()
   :TObject()
   ,fGeo(0)
-  ,fMITracking(kFALSE)
-  ,fMcmTracking(kFALSE)
-  ,fMcmCorrectAngle(kFALSE)
+  ,fCalibDB(0)
+  ,fIsHLT(kFALSE)
   ,fCH2dOn(kFALSE)
   ,fPH2dOn(kFALSE)
   ,fPRF2dOn(kFALSE)
@@ -132,41 +140,62 @@ AliTRDCalibraFillHisto::AliTRDCalibraFillHisto()
   ,fVector2d(kFALSE)
   ,fLinearFitterOn(kFALSE)
   ,fLinearFitterDebugOn(kFALSE)
+  ,fExbAltFitOn(kFALSE)
   ,fRelativeScale(0)
   ,fThresholdClusterPRF2(15.0)
+  ,fLimitChargeIntegration(kFALSE)
+  ,fFillWithZero(kFALSE)
+  ,fNormalizeNbOfCluster(kFALSE)
+  ,fMaxCluster(0)
+  ,fNbMaxCluster(0)
+  ,fFirstRunGain(0)
+  ,fVersionGainUsed(0)
+  ,fSubVersionGainUsed(0)
+  ,fFirstRunGainLocal(0)
+  ,fVersionGainLocalUsed(0)
+  ,fSubVersionGainLocalUsed(0)
+  ,fFirstRunVdrift(0)
+  ,fVersionVdriftUsed(0) 
+  ,fSubVersionVdriftUsed(0)
+  ,fFirstRunExB(0)
+  ,fVersionExBUsed(0) 
+  ,fSubVersionExBUsed(0)
   ,fCalibraMode(new AliTRDCalibraMode())
   ,fDebugStreamer(0)
   ,fDebugLevel(0)
-  ,fDetectorAliTRDtrack(kFALSE)
   ,fDetectorPreviousTrack(-1)
-  ,fNumberClusters(18)
+  ,fMCMPrevious(-1)
+  ,fROBPrevious(-1)
+  ,fNumberClusters(1)
+  ,fNumberClustersf(30)
+  ,fNumberClustersProcent(0.5)
+  ,fThresholdClustersDAQ(120.0)
+  ,fNumberRowDAQ(2)
+  ,fNumberColDAQ(4)
   ,fProcent(6.0)
   ,fDifference(17)
   ,fNumberTrack(0)
   ,fTimeMax(0)
   ,fSf(10.0)
-  ,fNumberBinCharge(100)
-  ,fNumberBinPRF(40)
-  ,fNgroupprf(0)
-  ,fListClusters(new TObjArray()) 
-  ,fPar0(0x0)
-  ,fPar1(0x0)
-  ,fPar2(0x0)
-  ,fPar3(0x0)
-  ,fPar4(0x0)
+  ,fNumberBinCharge(50)
+  ,fNumberBinPRF(10)
+  ,fNgroupprf(3)
   ,fAmpTotal(0x0)
   ,fPHPlace(0x0)
   ,fPHValue(0x0)
   ,fGoodTracklet(kTRUE)
-  ,fGoodTrack(kTRUE)
+  ,fLinearFitterTracklet(0x0)
   ,fEntriesCH(0x0)
   ,fEntriesLinearFitter(0x0)
   ,fCalibraVector(0x0)
   ,fPH2d(0x0)
   ,fPRF2d(0x0)
   ,fCH2d(0x0)
-  ,fLinearFitterArray(0)
+  ,fLinearFitterArray(540)
   ,fLinearVdriftFit(0x0)
+  ,fExbAltFit(0x0)
+  ,fCalDetGain(0x0)
+  ,fCalROCGain(0x0)
 {
   //
   // Default constructor
@@ -182,16 +211,15 @@ AliTRDCalibraFillHisto::AliTRDCalibraFillHisto()
   fNumberUsedPh[1]       = 0;
   
   fGeo = new AliTRDgeometry();
-
+  fCalibDB = AliTRDcalibDB::Instance();
 }
 
 //______________________________________________________________________________________
 AliTRDCalibraFillHisto::AliTRDCalibraFillHisto(const AliTRDCalibraFillHisto &c)
   :TObject(c)
   ,fGeo(0)
-  ,fMITracking(c.fMITracking)
-  ,fMcmTracking(c.fMcmTracking)
-  ,fMcmCorrectAngle(c.fMcmCorrectAngle)
+  ,fCalibDB(0)
+  ,fIsHLT(c.fIsHLT)
   ,fCH2dOn(c.fCH2dOn)
   ,fPH2dOn(c.fPH2dOn)
   ,fPRF2dOn(c.fPRF2dOn)
@@ -199,14 +227,38 @@ AliTRDCalibraFillHisto::AliTRDCalibraFillHisto(const AliTRDCalibraFillHisto &c)
   ,fVector2d(c.fVector2d)
   ,fLinearFitterOn(c.fLinearFitterOn)
   ,fLinearFitterDebugOn(c.fLinearFitterDebugOn)
+  ,fExbAltFitOn(c.fExbAltFitOn)
   ,fRelativeScale(c.fRelativeScale)
   ,fThresholdClusterPRF2(c.fThresholdClusterPRF2)
+  ,fLimitChargeIntegration(c.fLimitChargeIntegration)
+  ,fFillWithZero(c.fFillWithZero)
+  ,fNormalizeNbOfCluster(c.fNormalizeNbOfCluster)
+  ,fMaxCluster(c.fMaxCluster)
+  ,fNbMaxCluster(c.fNbMaxCluster)
+  ,fFirstRunGain(c.fFirstRunGain)
+  ,fVersionGainUsed(c.fVersionGainUsed)
+  ,fSubVersionGainUsed(c.fSubVersionGainUsed)
+  ,fFirstRunGainLocal(c.fFirstRunGainLocal)
+  ,fVersionGainLocalUsed(c.fVersionGainLocalUsed)
+  ,fSubVersionGainLocalUsed(c.fSubVersionGainLocalUsed)
+  ,fFirstRunVdrift(c.fFirstRunVdrift)
+  ,fVersionVdriftUsed(c.fVersionVdriftUsed) 
+  ,fSubVersionVdriftUsed(c.fSubVersionVdriftUsed)
+  ,fFirstRunExB(c.fFirstRunExB)
+  ,fVersionExBUsed(c.fVersionExBUsed) 
+  ,fSubVersionExBUsed(c.fSubVersionExBUsed)
   ,fCalibraMode(0x0)
   ,fDebugStreamer(0)
   ,fDebugLevel(c.fDebugLevel)
-  ,fDetectorAliTRDtrack(c.fDetectorAliTRDtrack)
   ,fDetectorPreviousTrack(c.fDetectorPreviousTrack)
+  ,fMCMPrevious(c.fMCMPrevious)
+  ,fROBPrevious(c.fROBPrevious)
   ,fNumberClusters(c.fNumberClusters)
+  ,fNumberClustersf(c.fNumberClustersf)
+  ,fNumberClustersProcent(c.fNumberClustersProcent)
+  ,fThresholdClustersDAQ(c.fThresholdClustersDAQ)
+  ,fNumberRowDAQ(c.fNumberRowDAQ)
+  ,fNumberColDAQ(c.fNumberColDAQ)
   ,fProcent(c.fProcent)
   ,fDifference(c.fDifference)
   ,fNumberTrack(c.fNumberTrack)
@@ -215,25 +267,22 @@ AliTRDCalibraFillHisto::AliTRDCalibraFillHisto(const AliTRDCalibraFillHisto &c)
   ,fNumberBinCharge(c.fNumberBinCharge)
   ,fNumberBinPRF(c.fNumberBinPRF)
   ,fNgroupprf(c.fNgroupprf)
-  ,fListClusters(new TObjArray())
-  ,fPar0(0x0)
-  ,fPar1(0x0)
-  ,fPar2(0x0)
-  ,fPar3(0x0)
-  ,fPar4(0x0)
   ,fAmpTotal(0x0)
   ,fPHPlace(0x0)
   ,fPHValue(0x0)
   ,fGoodTracklet(c.fGoodTracklet)
-  ,fGoodTrack(c.fGoodTrack)
+  ,fLinearFitterTracklet(0x0)
   ,fEntriesCH(0x0)
   ,fEntriesLinearFitter(0x0)
   ,fCalibraVector(0x0)
   ,fPH2d(0x0)
   ,fPRF2d(0x0)
   ,fCH2d(0x0)
-  ,fLinearFitterArray(0)
+  ,fLinearFitterArray(540)
   ,fLinearVdriftFit(0x0)
+  ,fExbAltFit(0x0)
+  ,fCalDetGain(0x0)
+  ,fCalROCGain(0x0)
 {
   //
   // Copy constructor
@@ -255,11 +304,24 @@ AliTRDCalibraFillHisto::AliTRDCalibraFillHisto(const AliTRDCalibraFillHisto &c)
   if(c.fLinearVdriftFit){
     fLinearVdriftFit = new AliTRDCalibraVdriftLinearFit(*c.fLinearVdriftFit);
   }
+  if(c.fExbAltFit){
+    fExbAltFit = new AliTRDCalibraExbAltFit(*c.fExbAltFit);
+  }
+
+  if(c.fCalDetGain)  fCalDetGain   = new AliTRDCalDet(*c.fCalDetGain);
+  if(c.fCalROCGain)  fCalROCGain   = new AliTRDCalROC(*c.fCalROCGain);
 
   if (fGeo) {
     delete fGeo;
   }
   fGeo = new AliTRDgeometry();
+  fCalibDB = AliTRDcalibDB::Instance();
+
+  fNumberUsedCh[0]       = 0;
+  fNumberUsedCh[1]       = 0;
+  fNumberUsedPh[0]       = 0;
+  fNumberUsedPh[1]       = 0;
+
 }
 
 //____________________________________________________________________________________
@@ -272,12 +334,28 @@ AliTRDCalibraFillHisto::~AliTRDCalibraFillHisto()
   ClearHistos();
   if ( fDebugStreamer ) delete fDebugStreamer;
 
+  if ( fCalDetGain )  delete fCalDetGain;
+  if ( fCalROCGain )  delete fCalROCGain;
+
+  if( fLinearFitterTracklet ) { delete fLinearFitterTracklet; }
+  
+  delete [] fPHPlace;
+  delete [] fPHValue;
+  delete [] fEntriesCH;
+  delete [] fEntriesLinearFitter;
+  delete [] fAmpTotal;
+  
+  for(Int_t idet=0; idet<AliTRDgeometry::kNdet; idet++){ 
+    TLinearFitter *f = (TLinearFitter*)fLinearFitterArray.At(idet);
+    if(f) { delete f;}
+  }
+  if(fLinearVdriftFit) delete fLinearVdriftFit;
+  if(fExbAltFit) delete fExbAltFit;
   if (fGeo) {
     delete fGeo;
   }
   
 }
-
 //_____________________________________________________________________________
 void AliTRDCalibraFillHisto::Destroy() 
 {
@@ -289,9 +367,18 @@ void AliTRDCalibraFillHisto::Destroy()
     delete fgInstance;
     fgInstance = 0x0;
   }
-
 }
+//_____________________________________________________________________________
+void AliTRDCalibraFillHisto::DestroyDebugStreamer() 
+{
+  //
+  // Delete DebugStreamer
+  //
 
+  if ( fDebugStreamer ) delete fDebugStreamer;
+  fDebugStreamer = 0x0;
+}
 //_____________________________________________________________________________
 void AliTRDCalibraFillHisto::ClearHistos() 
 {
@@ -313,14 +400,14 @@ void AliTRDCalibraFillHisto::ClearHistos()
   }
   
 }
-
+//////////////////////////////////////////////////////////////////////////////////
+// calibration with AliTRDtrackV1: Init, Update 
+//////////////////////////////////////////////////////////////////////////////////
 //____________Functions for initialising the AliTRDCalibraFillHisto in the code_________
-Bool_t AliTRDCalibraFillHisto::Init2Dhistos()
+Bool_t AliTRDCalibraFillHisto::Init2Dhistos(Int_t nboftimebin)
 {
   //
-  // For the offline tracking
-  // This function will be called in the function AliReconstruction::Run() 
-  // Init the calibration mode (Nz, Nrphi), the 2D histograms if fHisto2d = kTRUE, 
+  // Init the histograms and stuff to be filled 
   //
 
   // DB Setting
@@ -337,29 +424,28 @@ Bool_t AliTRDCalibraFillHisto::Init2Dhistos()
   }
 
   // Some parameters
-  fTimeMax = cal->GetNumberOfTimeBins();
-  fSf      = parCom->GetSamplingFrequency();
-  fRelativeScale = 20;
-
-  //Init the tracklet parameters
-  fPar0 = new Double_t[fTimeMax];
-  fPar1 = new Double_t[fTimeMax];
-  fPar2 = new Double_t[fTimeMax];
-  fPar3 = new Double_t[fTimeMax];
-  fPar4 = new Double_t[fTimeMax];
-  
-  for(Int_t k = 0; k < fTimeMax; k++){
-    fPar0[k] = 0.0;
-    fPar1[k] = 0.0;
-    fPar2[k] = 0.0;
-    fPar3[k] = 0.0;
-    fPar4[k] = 0.0;
+  if(nboftimebin > 0) fTimeMax = nboftimebin;
+  else fTimeMax = cal->GetNumberOfTimeBinsDCS();
+  if(fTimeMax <= 0) fTimeMax = 30;
+  printf("////////////////////////////////////////////\n");
+  printf("Number of time bins in calibration component %d\n",fTimeMax);
+  printf("////////////////////////////////////////////\n");
+  fSf                 = parCom->GetSamplingFrequency();
+  if(!fNormalizeNbOfCluster) fRelativeScale = 20.0;
+  else fRelativeScale = 1.18;
+  fNumberClustersf    = fTimeMax;
+  fNumberClusters     = (Int_t)(fNumberClustersProcent*fTimeMax);
+  // Init linear fitter
+  if(!fLinearFitterTracklet) {
+    fLinearFitterTracklet = new TLinearFitter(2,"pol1");
+    fLinearFitterTracklet->StoreData(kTRUE);
   }
-  
+
   // Calcul Xbins Chambd0, Chamb2
-  Int_t Ntotal0 = CalculateTotalNumberOfBins(0);
-  Int_t Ntotal1 = CalculateTotalNumberOfBins(1);
-  Int_t Ntotal2 = CalculateTotalNumberOfBins(2);
+  Int_t ntotal0 = CalculateTotalNumberOfBins(0);
+  Int_t ntotal1 = CalculateTotalNumberOfBins(1);
+  Int_t ntotal2 = CalculateTotalNumberOfBins(2);
 
   // If vector method On initialised all the stuff
   if(fVector2d){   
@@ -378,23 +464,10 @@ Bool_t AliTRDCalibraFillHisto::Init2Dhistos()
       fCalibraVector->SetDetCha0(k,fCalibraMode->GetDetChamb0(k));
       fCalibraVector->SetDetCha2(k,fCalibraMode->GetDetChamb2(k));
     }
-    TString namech("Nz");
-    namech += fCalibraMode->GetNz(0);
-    namech += "Nrphi";
-    namech += fCalibraMode->GetNrphi(0);
-    fCalibraVector->SetNameCH((const char* ) namech);
-    TString nameph("Nz");
-    nameph += fCalibraMode->GetNz(1);
-    nameph += "Nrphi";
-    nameph += fCalibraMode->GetNrphi(1);
-    fCalibraVector->SetNamePH((const char* ) nameph);
-    TString nameprf("Nz");
-    nameprf += fCalibraMode->GetNz(2);
-    nameprf += "Nrphi";
-    nameprf += fCalibraMode->GetNrphi(2);
-    nameprf += "Ngp";
-    nameprf += fNgroupprf;
-    fCalibraVector->SetNamePRF((const char* ) nameprf);
+    fCalibraVector->SetNzNrphi(0,fCalibraMode->GetNz(0),fCalibraMode->GetNrphi(0));
+    fCalibraVector->SetNzNrphi(1,fCalibraMode->GetNz(1),fCalibraMode->GetNrphi(1));
+    fCalibraVector->SetNzNrphi(2,fCalibraMode->GetNz(2),fCalibraMode->GetNrphi(2));
+    fCalibraVector->SetNbGroupPRF(fNgroupprf);
   }
  
   // Create the 2D histos corresponding to the pad groupCalibration mode
@@ -406,7 +479,7 @@ Bool_t AliTRDCalibraFillHisto::Init2Dhistos()
     
     // Create the 2D histo
     if (fHisto2d) {
-      CreateCH2d(Ntotal0);
+      CreateCH2d(ntotal0);
     }
     // Variable
     fAmpTotal = new Float_t[TMath::Max(fCalibraMode->GetDetChamb2(0),fCalibraMode->GetDetChamb0(0))];
@@ -414,8 +487,8 @@ Bool_t AliTRDCalibraFillHisto::Init2Dhistos()
       fAmpTotal[k] = 0.0;
     } 
     //Statistics
-    fEntriesCH = new Int_t[Ntotal0];
-    for(Int_t k = 0; k < Ntotal0; k++){
+    fEntriesCH = new Int_t[ntotal0];
+    for(Int_t k = 0; k < ntotal0; k++){
       fEntriesCH[k] = 0;
     }
     
@@ -428,7 +501,7 @@ Bool_t AliTRDCalibraFillHisto::Init2Dhistos()
     
     // Create the 2D histo
     if (fHisto2d) {
-      CreatePH2d(Ntotal1);
+      CreatePH2d(ntotal1);
     }
     // Variable
     fPHPlace = new Short_t[fTimeMax];
@@ -441,13 +514,25 @@ Bool_t AliTRDCalibraFillHisto::Init2Dhistos()
     }
   }
   if (fLinearFitterOn) {
-    fLinearFitterArray.Expand(540);
-    fLinearFitterArray.SetName("ArrayLinearFitters");
-    fEntriesLinearFitter = new Int_t[540];
-    for(Int_t k = 0; k < 540; k++){
-      fEntriesLinearFitter[k] = 0;
+    if(fLinearFitterDebugOn) {
+      fLinearFitterArray.SetName("ArrayLinearFitters");
+      fEntriesLinearFitter = new Int_t[540];
+      for(Int_t k = 0; k < 540; k++){
+       fEntriesLinearFitter[k] = 0;
+      }
     }
     fLinearVdriftFit = new AliTRDCalibraVdriftLinearFit();
+    TString nameee("Ver");
+    nameee += fVersionExBUsed;
+    nameee += "Subver";
+    nameee += fSubVersionExBUsed;
+    nameee += "FirstRun";
+    nameee += fFirstRunExB;
+    nameee += "Nz";
+    fLinearVdriftFit->SetNameCalibUsed(nameee); 
+  }
+  if(fExbAltFitOn){
+    fExbAltFit = new AliTRDCalibraExbAltFit();
   }
 
   if (fPRF2dOn) {
@@ -457,343 +542,817 @@ Bool_t AliTRDCalibraFillHisto::Init2Dhistos()
                 ,fCalibraMode->GetNrphi(2)));
     // Create the 2D histo
     if (fHisto2d) {
-      CreatePRF2d(Ntotal2);
+      CreatePRF2d(ntotal2);
     }
   }
 
   return kTRUE;
 
 }
-
-//____________Functions for filling the histos in the code_____________________
-
-//____________Offine tracking in the AliTRDtracker_____________________________
-Bool_t AliTRDCalibraFillHisto::ResetTrack()
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////
+Bool_t AliTRDCalibraFillHisto::InitCalDet()
 {
   //
-  // For the offline tracking
-  // This function will be called in the function
-  // AliTRDtracker::FollowBackPropagation() at the beginning 
-  // Reset the parameter to know we have a new TRD track
+  // Init the Gain Cal Det 
   //
+
+  // DB Setting
+  // Get cal
+  AliCDBEntry *entry = AliCDBManager::Instance()->Get("TRD/Calib/ChamberGainFactor",fFirstRunGain,fVersionGainUsed,fSubVersionGainUsed);
+  if(!entry) {
+    AliError("No gain det calibration entry found");
+    return kFALSE;
+  }
+  AliTRDCalDet *calDet = (AliTRDCalDet *)entry->GetObject();
+  if(!calDet) {
+    AliError("No calDet gain found");
+    return kFALSE;
+  }
+   
+
+  if( fCalDetGain ){ 
+    fCalDetGain->~AliTRDCalDet();
+    new(fCalDetGain) AliTRDCalDet(*(calDet));
+  }else fCalDetGain = new AliTRDCalDet(*(calDet));
+  
   
-  fDetectorAliTRDtrack = kFALSE;
-  fGoodTrack           = kTRUE;
+  // title CH2d
+  TString name("Ver");
+  name += fVersionGainUsed;
+  name += "Subver";
+  name += fSubVersionGainUsed;
+  name += "FirstRun";
+  name += fFirstRunGain;
+  name += "Nz";
+  name += fCalibraMode->GetNz(0);
+  name += "Nrphi";
+  name += fCalibraMode->GetNrphi(0);
+
+  fCH2d->SetTitle(name);  
+  
+  // title PH2d
+  TString namee("Ver");
+  namee += fVersionVdriftUsed;
+  namee += "Subver";
+  namee += fSubVersionVdriftUsed;
+  namee += "FirstRun";
+  namee += fFirstRunVdrift;
+  namee += "Nz";
+  namee += fCalibraMode->GetNz(1);
+  namee += "Nrphi";
+  namee += fCalibraMode->GetNrphi(1);
+  
+  fPH2d->SetTitle(namee);  
+
+  // title AliTRDCalibraVdriftLinearFit
+  TString nameee("Ver");
+  nameee += fVersionExBUsed;
+  nameee += "Subver";
+  nameee += fSubVersionExBUsed;
+  nameee += "FirstRun";
+  nameee += fFirstRunExB;
+  nameee += "Nz";
+
+  
+  fLinearVdriftFit->SetNameCalibUsed(nameee);  
+
+
+
   return kTRUE;
 
 }
-//____________Offine tracking in the AliTRDtracker_____________________________
-void AliTRDCalibraFillHisto::ResetfVariables()
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////
+Bool_t AliTRDCalibraFillHisto::InitCalPad(Int_t detector)
 {
   //
-  // Reset values per tracklet
+  // Init the Gain Cal Pad 
   //
 
-  // Reset the list of clusters
-  fListClusters->Clear();
-
-  //Reset the tracklet parameters
-  for(Int_t k = 0; k < fTimeMax; k++){
-    fPar0[k] = 0.0;
-    fPar1[k] = 0.0;
-    fPar2[k] = 0.0;
-    fPar3[k] = 0.0; 
-    fPar4[k] = 0.0;
+  // DB Setting
+  // Get cal
+  AliCDBEntry *entry = AliCDBManager::Instance()->Get("TRD/Calib/LocalGainFactor",AliCDBManager::Instance()->GetRun(),fVersionGainLocalUsed,fSubVersionGainLocalUsed);
+  if(!entry) {
+    AliError("No gain pad calibration entry found");
+    return kFALSE;
   }
-
-    
-  //Reset good tracklet
-  fGoodTracklet = kTRUE;
-
-  // Reset the fPHValue
-  if (fPH2dOn) {
-    //Reset the fPHValue and fPHPlace
-    for (Int_t k = 0; k < fTimeMax; k++) {
-      fPHValue[k] = 0.0;
-      fPHPlace[k] = -1;
-    }
+  AliTRDCalPad *calPad = (AliTRDCalPad *)entry->GetObject();
+  if(!calPad) {
+    AliError("No calPad gain found");
+    return kFALSE;
   }
-
-  // Reset the fAmpTotal where we put value
-  if (fCH2dOn) {
-    for (Int_t k = 0; k < fCalibraMode->GetNfragZ(0)*fCalibraMode->GetNfragRphi(0); k++) {
-      fAmpTotal[k] = 0.0;
-    }
+  AliTRDCalROC *calRoc = (AliTRDCalROC *)calPad->GetCalROC(detector);
+  if(!calRoc) {
+    AliError("No calRoc gain found");
+    return kFALSE;
   }
+  
+  if( fCalROCGain ){ 
+    fCalROCGain->~AliTRDCalROC();
+    new(fCalROCGain) AliTRDCalROC(*(calRoc));
+  }else fCalROCGain = new AliTRDCalROC(*(calRoc));
+  
+
+  
+  
+  return kTRUE;
 
 }
 //____________Offline tracking in the AliTRDtracker____________________________
-Bool_t AliTRDCalibraFillHisto::UpdateHistograms(AliTRDcluster *cl, AliTRDtrack *t)
+Bool_t AliTRDCalibraFillHisto::UpdateHistogramsV1(const AliTRDtrackV1 *t)
 {
   //
-  // For the offline tracking
-  // This function will be called in the function
-  // AliTRDtracker::FollowBackPropagation() in the loop over the clusters
-  // of TRD tracks 
-  // Fill the 2D histos or the vectors with the info of the clusters at
-  // the end of a detectors if the track is "good"
+  // Use AliTRDtrackV1 for the calibration
   //
 
-  // Localisation of the detector
-  Int_t detector = cl->GetDetector();
+  
+  const AliTRDseedV1 *tracklet = 0x0;          // tracklet per plane
+  AliTRDcluster *cl      = 0x0;                // cluster attached now to the tracklet
+  AliTRDcluster *cls     = 0x0;                // shared cluster attached now to the tracklet
+  Bool_t         newtr   = kTRUE;              // new track
+  
+  // Get cal
+  //  AliTRDcalibDB *cal = AliTRDcalibDB::Instance();
+  /*
+  if (!cal) {
+    AliInfo("Could not get calibDB");
+    return kFALSE;
+  }
+*/
+  if (!fCalibDB) {
+    AliInfo("Could not get calibDB");
+    return kFALSE;
+  }
 
-  // Fill the infos for the previous clusters if not the same
-  // detector anymore or if not the same track
-  if (((detector != fDetectorPreviousTrack) || (!fDetectorAliTRDtrack)) && 
-      (fDetectorPreviousTrack != -1)) {
-    
-    fNumberTrack++;   
+  
+  ///////////////////////////
+  // loop over the tracklet
+  ///////////////////////////
+  for(Int_t itr = 0; itr < 6; itr++){
     
-    // If the same track, then look if the previous detector is in
-    // the same plane, if yes: not a good track
-    //FollowBack
-    if (fDetectorAliTRDtrack && 
-       (GetPlane(detector) <= GetPlane(fDetectorPreviousTrack))) {
-    //Follow
-    //if (fDetectorAliTRDtrack && 
-    //    (GetPlane(detector) >= GetPlane(fDetectorPreviousTrack))) {
-      fGoodTrack = kFALSE;
+    if(!(tracklet = t->GetTracklet(itr))) continue;
+    if(!tracklet->IsOK()) continue;
+    fNumberTrack++; 
+    ResetfVariablestracklet();
+
+    //////////////////////////////////////////
+    // localisation of the tracklet and dqdl
+    //////////////////////////////////////////
+    Int_t layer    = tracklet->GetPlane();
+    Int_t ic = 0;
+    while(!(cl = tracklet->GetClusters(ic++))) continue;
+    Int_t detector = cl->GetDetector();
+    if (detector != fDetectorPreviousTrack) {
+      // if not a new track
+      if(!newtr){
+       // don't use the rest of this track if in the same plane
+       if (layer == GetLayer(fDetectorPreviousTrack)) {
+         //printf("bad tracklet, same layer for detector %d\n",detector);
+         break;
+       }
+      }
+      //Localise the detector bin
+      LocalisationDetectorXbins(detector);
+      // Get calib objects
+      if(!fIsHLT) InitCalPad(detector);        
+            
+      // reset
+      fDetectorPreviousTrack = detector;
     }
-
-    // Fill only if the track doesn't touch a masked pad or doesn't
-    // appear in the middle (fGoodTrack)
-    if (fGoodTrack && fGoodTracklet) {
+    newtr = kFALSE;
+
+    ////////////////////////////
+    // loop over the clusters
+    ////////////////////////////
+    Int_t nbclusters = 0;
+    for(int jc=0; jc<AliTRDseedV1::kNtb; jc++){
+      if(!(cl = tracklet->GetClusters(jc))) continue;
+      nbclusters++;
+      
+      // Store the info bis of the tracklet
+      Int_t row = cl->GetPadRow();
+      Int_t col = cl->GetPadCol();
+      CheckGoodTrackletV1(cl);
+      Int_t     group[2] = {0,0};
+      if(fCH2dOn)  group[0]  = CalculateCalibrationGroup(0,row,col);
+      if(fPH2dOn)  group[1]  = CalculateCalibrationGroup(1,row,col);
+      // Add the charge if shared cluster
+      cls = tracklet->GetClusters(jc+AliTRDseedV1::kNtb);
+      //
+      StoreInfoCHPHtrack(cl, tracklet->GetQperTB(jc),group,row,col,cls); //tracklet->GetdQdl(jc)
+    }
+    
+    ////////////////////////////////////////
+    // Fill the stuffs if a good tracklet
+    ////////////////////////////////////////
+    if (fGoodTracklet) {
 
       // drift velocity unables to cut bad tracklets 
-      Bool_t  pass = FindP1TrackPH();
-      
+      Bool_t  pass = FindP1TrackPHtrackletV1(tracklet, nbclusters);
+       
+      //printf("pass %d and nbclusters %d\n",pass,nbclusters);
+
       // Gain calibration
       if (fCH2dOn) {
-       FillTheInfoOfTheTrackCH();
+       FillTheInfoOfTheTrackCH(nbclusters);
       }
-      
+       
       // PH calibration
       if (fPH2dOn) {
        FillTheInfoOfTheTrackPH();    
       }
-
-      if(pass && fPRF2dOn) HandlePRF();
-
-      
-    } // if a good track
-    
-    ResetfVariables();
-    
-  } // Fill at the end the charge
-  
-  // Calcul the position of the detector
-  if (detector != fDetectorPreviousTrack) {
-    LocalisationDetectorXbins(detector);
+       
+      if(pass && fPRF2dOn) HandlePRFtrackletV1(tracklet,nbclusters);
+               
+    } // if a good tracklet
   }
-  // Reset the detector
-  fDetectorPreviousTrack = detector;
-  fDetectorAliTRDtrack   = kTRUE;
-
-  // Store the infos of the tracklets
-  AliTRDcluster *kcl = new AliTRDcluster(*cl);
-  fListClusters->Add((TObject *)kcl);
-  Int_t time = cl->GetLocalTimeBin();
-  fPar0[time] = t->GetY();
-  fPar1[time] = t->GetZ();
-  fPar2[time] = t->GetSnp();
-  fPar3[time] = t->GetTgl();
-  fPar4[time] = t->Get1Pt();
-
-  // Store the info bis of the tracklet
-  Int_t *rowcol   = CalculateRowCol(cl);
-  CheckGoodTracklet(detector,rowcol);
-  Int_t     group[2] = {0,0};
-  if(fCH2dOn)  group[0]  = CalculateCalibrationGroup(0,rowcol);
-  if(fPH2dOn)  group[1]  = CalculateCalibrationGroup(1,rowcol);
-  StoreInfoCHPH(cl,t,group);
-   
+  
   return kTRUE;
   
 }
-//____________Online trackling in AliTRDtrigger________________________________
-Bool_t AliTRDCalibraFillHisto::UpdateHistogramcm(AliTRDmcmTracklet *trk)
+///////////////////////////////////////////////////////////////////////////////////
+// Routine inside the update with AliTRDtrack
+///////////////////////////////////////////////////////////////////////////////////
+//____________Offine tracking in the AliTRDtracker_____________________________
+Bool_t AliTRDCalibraFillHisto::FindP1TrackPHtrackletV1(const AliTRDseedV1 *tracklet, Int_t nbclusters)
 {
   //
-  // For the tracking
-  // This function will be called in the function AliTRDtrigger::TestTracklet
-  // before applying the pt cut on the tracklets 
-  // Fill the infos for the tracklets fTrkTest if the tracklets is "good"
+  // Drift velocity calibration:
+  // Fit the clusters with a straight line
+  // From the slope find the drift velocity
   //
-  
-  // Localisation of the Xbins involved
-  Int_t idect = trk->GetDetector();
-  fDetectorPreviousTrack = idect;
-  LocalisationDetectorXbins(idect);
 
-  // Get the parameter object
-  AliTRDcalibDB *cal = AliTRDcalibDB::Instance();
-  if (!cal) {
-    AliInfo("Could not get calibDB");
-    return kFALSE;
-  }
-   
-  // Reset
-  ResetfVariables();
+  ////////////////////////////////////////////////
+  //Number of points: if less than 3 return kFALSE
+  /////////////////////////////////////////////////
+  if(nbclusters <= 2) return kFALSE;
+
+  ////////////
+  //Variables
+  ////////////
+  // results of the linear fit
+  Double_t dydt                       = 0.0;                                // dydt tracklet after straight line fit
+  Double_t errorpar                   = 0.0;                                // error after straight line fit on dy/dt
+  Double_t pointError                 = 0.0;                                // error after straight line fit 
+  // pad row problemes: avoid tracklet that cross pad rows, tilting angle in the constant
+  Int_t    crossrow                   = 0;                                  // if it crosses a pad row
+  Int_t    rowp                       = -1;                                 // if it crosses a pad row
+  Float_t  tnt                        = tracklet->GetTilt();                // tan tiltingangle
+  fLinearFitterTracklet->ClearPoints();  
  
-  // Row of the tracklet and position in the pad groups
-  Int_t *rowcol  = new Int_t[2];
-  rowcol[0]     = trk->GetRow();
-  Int_t group[3] = {-1,-1,-1};
   
-  // Eventuelle correction due to track angle in z direction
-  Float_t correction = 1.0;
-  if (fMcmCorrectAngle) {
-    Float_t z = trk->GetRowz();
-    Float_t r = trk->GetTime0();
-    correction = r / TMath::Sqrt((r*r+z*z));
-  }
-
-  // Boucle sur les clusters
-  // Condition on number of cluster: don't come from the middle of the detector
-  if (trk->GetNclusters() >= fNumberClusters) {
+  ///////////////////////////////////////////
+  // Take the parameters of the track
+  //////////////////////////////////////////
+  // take now the snp, tnp and tgl from the track
+  Double_t snp = tracklet->GetSnp();             // sin dy/dx at the end of the chamber
+  Double_t tnp = 0.0;                            // dy/dx at the end of the chamber 
+  if( TMath::Abs(snp) <  1.){
+    tnp = snp / TMath::Sqrt((1.-snp)*(1.+snp));
+  } 
+  Double_t tgl  = tracklet->GetTgl();           // dz/dl
+  Double_t dzdx = tgl*TMath::Sqrt(1+tnp*tnp);   // dz/dx calculated from dz/dl
+  // at the entrance
+  //Double_t tnp = tracklet->GetYref(1);      // dy/dx at the entrance of the chamber
+  //Double_t tgl = tracklet->GetZref(1);      // dz/dl at the entrance of the chamber
+  //Double_t dzdx = tgl;                      //*TMath::Sqrt(1+tnp*tnp); // dz/dx from dz/dl
+  // at the end with correction due to linear fit
+  //Double_t tnp = tracklet->GetYfit(1);      // dy/dx at the end of the chamber after fit correction
+  //Double_t tgl = tracklet->GetZfit(1);      // dz/dl at the end of the chamber after fit correction 
+
+
+  ////////////////////////////
+  // loop over the clusters
+  ////////////////////////////
+  Int_t  nbli = 0;
+  AliTRDcluster *cl                   = 0x0;
+  //////////////////////////////
+  // Check no shared clusters
+  //////////////////////////////
+  for(int icc=AliTRDseedV1::kNtb; icc<AliTRDseedV1::kNclusters; icc++){
+    cl = tracklet->GetClusters(icc);
+    if(cl)  crossrow = 1;
+  }
+  //////////////////////////////////
+  // Loop clusters
+  //////////////////////////////////
+
+  Float_t sigArr[AliTRDfeeParam::GetNcol()];
+  memset(sigArr, 0, AliTRDfeeParam::GetNcol()*sizeof(sigArr[0]));
+  Int_t ncl=0, tbf=0, tbl=0;
+
+  for(int ic=0; ic<AliTRDseedV1::kNtb; ic++){
+    if(!(cl = tracklet->GetClusters(ic))) continue;
+
+    if(!tbf) tbf=ic;
+    tbl=ic;
+    ncl++;
+    Int_t col = cl->GetPadCol();
+    for(int ip=-1, jp=2; jp<5; ip++, jp++){
+      Int_t idx=col+ip;
+      if(idx<0 || idx>=AliTRDfeeParam::GetNcol()) continue;
+      sigArr[idx]+=((Float_t)cl->GetSignals()[jp]);
+    }
 
-    for (Int_t icl = 0; icl < trk->GetNclusters(); icl++) {
+    if((fLimitChargeIntegration) && (!cl->IsInChamber())) continue;
+    
+    Double_t ycluster                 = cl->GetY();
+    Int_t time                        = cl->GetPadTime();
+    Double_t timeis                   = time/fSf;
+    //See if cross two pad rows
+    Int_t    row                      = cl->GetPadRow();
+    if(rowp==-1) rowp                 = row;
+    if(row != rowp) crossrow          = 1;
 
-      Float_t amp[3] = { 0.0, 0.0, 0.0 };
-      Int_t   time   = trk->GetClusterTime(icl);
-      rowcol[1]      = trk->GetClusterCol(icl);
-            
-      amp[0] = trk->GetClusterADC(icl)[0] * correction;
-      amp[1] = trk->GetClusterADC(icl)[1] * correction;
-      amp[2] = trk->GetClusterADC(icl)[2] * correction;
+    fLinearFitterTracklet->AddPoint(&timeis,ycluster,1);
+    nbli++;  
 
-      
-      if ((amp[0] < 0.0) || 
-          (amp[1] < 0.0) || 
-          (amp[2] < 0.0)) {
-        continue;
-      }
+    
+  }
+  
+  ////////////////////////////////////
+  // Do the straight line fit now
+  ///////////////////////////////////
+  if(nbli <= 2){ 
+    fLinearFitterTracklet->ClearPoints();  
+    return kFALSE; 
+  }
+  TVectorD pars;
+  fLinearFitterTracklet->Eval();
+  fLinearFitterTracklet->GetParameters(pars);
+  pointError  =  TMath::Sqrt(TMath::Abs(fLinearFitterTracklet->GetChisquare()/(nbli-2)));
+  errorpar    =  fLinearFitterTracklet->GetParError(1)*pointError;
+  dydt        = pars[1]; 
+  //printf("chis %f, nbli %d, pointError %f, parError %f, errorpar %f\n",fLinearFitterTracklet->GetChisquare(),nbli,pointError,fLinearFitterTracklet->GetParError(1),errorpar);
+  fLinearFitterTracklet->ClearPoints();  
+
+  ////////////////////////////////////
+  // Calc the projection of the clusters on the y direction
+  ///////////////////////////////////
+
+  Float_t signalSum(0.);
+  Float_t mean = 0.0, rms = 0.0;
+  Float_t dydx = tracklet->GetYref(1), tilt = tracklet->GetTilt(); // ,dzdx = tracklet->GetZref(1); (identical to the previous definition!)
+  Float_t dz = dzdx*(tbl-tbf)/10;
+  if(ncl>10){
+    for(Int_t ip(0); ip<AliTRDfeeParam::GetNcol(); ip++){
+      signalSum+=sigArr[ip]; 
+      mean+=ip*sigArr[ip];
+    } 
+    if(signalSum > 0.0) mean/=signalSum;
+  
+    for(Int_t ip = 0; ip<AliTRDfeeParam::GetNcol(); ip++) 
+      rms+=sigArr[ip]*(ip-mean)*(ip-mean);
+    
+    if(signalSum > 0.0) rms = TMath::Sqrt(TMath::Abs(rms/signalSum));
+    
+    rms -= TMath::Abs(dz*tilt);
+    dydx -= dzdx*tilt;
+  }
+  ////////////////////////////////
+  // Debug stuff
+  /////////////////////////////// 
 
-      // Col of cluster and position in the pad groups
-      if(fCH2dOn)  {
-       group[0] = CalculateCalibrationGroup(0,rowcol);
-       fAmpTotal[(Int_t) group[0]] += (Float_t) (amp[0]+amp[1]+amp[2]);
-      }
-      if(fPH2dOn)  {
-       group[1] = CalculateCalibrationGroup(1,rowcol);
-       fPHPlace[time] = group[1];
-       fPHValue[time] = (Float_t) (amp[0]+amp[1]+amp[2]);
-      }
-      if(fPRF2dOn) group[2] = CalculateCalibrationGroup(2,rowcol);
 
-      // See if we are not near a masked pad fGoodTracklet
-      CheckGoodTracklet(idect,rowcol);
-               
-      // Fill PRF direct without tnp bins...only for monitoring...
-      if (fPRF2dOn && fGoodTracklet) {
-       
-       if ((amp[0] > fThresholdClusterPRF2) && 
-            (amp[1] > fThresholdClusterPRF2) && 
-            (amp[2] > fThresholdClusterPRF2) && 
-            ((amp[0]*amp[2]/(amp[1]*amp[1])) < 0.06)) {
-       
-         // Security of the denomiateur is 0
-         if ((((Float_t) (((Float_t) amp[1]) * ((Float_t) amp[1]))) 
-             / ((Float_t) (((Float_t) amp[0]) * ((Float_t) amp[2])))) != 1.0) {
-           Float_t xcenter = 0.5 * (TMath::Log(amp[2] / amp[0]))
-                                  / (TMath::Log((amp[1]*amp[1]) / (amp[0]*amp[2])));
-           Float_t ycenter = amp[1] / (amp[0] + amp[1] + amp[2]);
-
-           if (TMath::Abs(xcenter) < 0.5) {
-             Float_t yminus = amp[0] / (amp[0]+amp[1]+amp[2]);
-             Float_t ymax   = amp[2] / (amp[0]+amp[1]+amp[2]);
-             // Fill only if it is in the drift region!
-             if (((Float_t) time / fSf) > 0.3) {
-               if (fHisto2d) {
-                 fPRF2d->Fill(xcenter,(fCalibraMode->GetXbins(2)+group[2]+0.5),ycenter);
-                 fPRF2d->Fill(-(xcenter+1.0),(fCalibraMode->GetXbins(2)+group[2]+0.5),yminus);
-                 fPRF2d->Fill((1.0-xcenter),(fCalibraMode->GetXbins(2)+group[2]+0.5),ymax);
-               }
-               if (fVector2d) {
-                 fCalibraVector->UpdateVectorPRF(idect,group[2],xcenter,ycenter);
-                 fCalibraVector->UpdateVectorPRF(idect,group[2],-(xcenter+1.0),yminus);
-                 fCalibraVector->UpdateVectorPRF(idect,group[2],(1.0-xcenter),ymax);
-               }
-             }//in the drift region 
-           }//in the middle
-         }//denominateur security
-       }//cluster shape and thresholds
-      }//good and PRF On
-      
-    } // Boucle clusters
+  //if(fDebugLevel > 0){
+    if ( !fDebugStreamer ) {
+      //debug stream
+      TDirectory *backup = gDirectory;
+      fDebugStreamer = new TTreeSRedirector("TRDdebugCalibraFill.root");
+      if ( backup ) backup->cd();  //we don't want to be cd'd to the debug streamer
+    } 
     
-    // Fill the charge
-    if(fGoodTracklet){
-      if (fCH2dOn) FillTheInfoOfTheTrackCH();
-      if (fPH2dOn) FillTheInfoOfTheTrackPH();  
-    }
-
-    fNumberTrack++;
-        
-  } // Condition on number of clusters
+    float xcoord = tnp-dzdx*tnt;
+    float pt = tracklet->GetPt();
+    Int_t layer = GetLayer(fDetectorPreviousTrack);
+           
+    (* fDebugStreamer) << "FindP1TrackPHtrackletV1"<<
+      //"snpright="<<snpright<<
+      "nbli="<<nbli<<
+      "nbclusters="<<nbclusters<<
+      "detector="<<fDetectorPreviousTrack<<
+      "layer="<<layer<<
+      "snp="<<snp<<
+      "tnp="<<tnp<<
+      "tgl="<<tgl<<
+      "tnt="<<tnt<<
+      "dydt="<<dydt<<
+      "dzdx="<<dzdx<<
+      "crossrow="<<crossrow<<
+      "errorpar="<<errorpar<<
+      "pointError="<<pointError<<
+      "xcoord="<<xcoord<<
+      "pt="<<pt<<
+      "rms="<<rms<<
+      "dydx="<<dydx<<
+      "dz="<<dz<<
+      "tilt="<<tilt<<
+      "ncl="<<ncl<<
+      "\n";
+
+    //}
+  
+  /////////////////////////
+  // Cuts quality
+  ////////////////////////
+  
+  if(nbclusters < fNumberClusters) return kFALSE;
+  if(nbclusters > fNumberClustersf) return kFALSE;
+  if(pointError >= 0.3) return kFALSE;
+  if(crossrow == 1) return kTRUE;
+  
+  ///////////////////////
+  // Fill
+  //////////////////////
 
-  return kTRUE;
+  if(fLinearFitterOn){
+    //Add to the linear fitter of the detector
+    if( TMath::Abs(snp) <  1.){
+      Double_t x = tnp-dzdx*tnt; 
+      if(fLinearFitterDebugOn) {
+       (GetLinearFitter(fDetectorPreviousTrack,kTRUE))->AddPoint(&x,dydt);
+       fEntriesLinearFitter[fDetectorPreviousTrack]++;
+      }
+      fLinearVdriftFit->Update(fDetectorPreviousTrack,x,pars[1]);
+    }
+  }
+  if(fExbAltFitOn){
+    fExbAltFit->Update(fDetectorPreviousTrack,dydx,rms);
+  }
   
+  return kTRUE;
 }
-//_____________________________________________________________________________
-Int_t *AliTRDCalibraFillHisto::CalculateRowCol(AliTRDcluster *cl) const
+//____________Offine tracking in the AliTRDtracker_____________________________
+Bool_t AliTRDCalibraFillHisto::HandlePRFtrackletV1(const AliTRDseedV1 *tracklet, Int_t nbclusters)
 {
   //
-  // Calculate the row and col number of the cluster
+  // PRF width calibration
+  // Assume a Gaussian shape: determinate the position of the three pad clusters
+  // Fit with a straight line
+  // Take the fitted values for all the clusters (3 or 2 pad clusters)
+  // Fill the PRF as function of angle of the track
+  //
   //
 
+  //printf("begin\n");
+  ///////////////////////////////////////////
+  // Take the parameters of the track
+  //////////////////////////////////////////
+  // take now the snp, tnp and tgl from the track
+  Double_t snp = tracklet->GetSnp();             // sin dy/dx at the end of the chamber
+  Double_t tnp = 0.0;                            // dy/dx at the end of the chamber 
+  if( TMath::Abs(snp) <  1.){
+    tnp = snp / TMath::Sqrt((1.-snp)*(1.+snp));
+  } 
+  Double_t tgl  = tracklet->GetTgl();           // dz/dl
+  Double_t dzdx = tgl*TMath::Sqrt(1+tnp*tnp);   // dz/dx calculated from dz/dl
+  // at the entrance
+  //Double_t tnp = tracklet->GetYref(1);      // dy/dx at the entrance of the chamber
+  //Double_t tgl = tracklet->GetZref(1);      // dz/dl at the entrance of the chamber
+  //Double_t dzdx = tgl;                      //*TMath::Sqrt(1+tnp*tnp); // dz/dx from dz/dl
+  // at the end with correction due to linear fit
+  //Double_t tnp = tracklet->GetYfit(1);      // dy/dx at the end of the chamber after fit correction
+  //Double_t tgl = tracklet->GetZfit(1);      // dz/dl at the end of the chamber after fit correction 
+
+  ///////////////////////////////
+  // Calculate tnp group shift
+  ///////////////////////////////
+  Bool_t echec   = kFALSE;
+  Double_t shift = 0.0;
+  //Calculate the shift in x coresponding to this tnp
+  if(fNgroupprf != 0.0){
+    shift      = -3.0*(fNgroupprf-1)-1.5;
+    Double_t limithigh  = -0.2*(fNgroupprf-1);
+    if((tnp < (-0.2*fNgroupprf)) || (tnp > (0.2*fNgroupprf))) echec = kTRUE;
+    else{
+      while(tnp > limithigh){
+       limithigh += 0.2;
+       shift += 3.0;
+      }
+    }
+  }
+  // do nothing if out of tnp range
+  //printf("echec %d\n",(Int_t)echec);
+  if(echec) return kFALSE;
 
-  Int_t *rowcol = new Int_t[2];
-  rowcol[0] =  0;
-  rowcol[1] =  0;
+  ///////////////////////
+  // Variables
+  //////////////////////
 
-  // Localisation of the detector
-  Int_t detector = cl->GetDetector();
-  Int_t chamber  = GetChamber(detector);
-  Int_t plane    = GetPlane(detector);
+  Int_t nb3pc    = 0;              // number of three pads clusters used for fit 
+  // to see the difference between the fit and the 3 pad clusters position
+  Double_t padPositions[AliTRDseedV1::kNtb];
+  memset(padPositions, 0, AliTRDseedV1::kNtb*sizeof(Double_t)); 
+  fLinearFitterTracklet->ClearPoints();  
+  
+  //printf("loop clusters \n");
+  ////////////////////////////
+  // loop over the clusters
+  ////////////////////////////
+  AliTRDcluster *cl                   = 0x0;
+  for(int ic=0; ic<AliTRDseedV1::kNtb; ic++){
+    // reject shared clusters on pad row
+    if((ic+AliTRDseedV1::kNtb) < AliTRDseedV1::kNclusters) {
+      cl = tracklet->GetClusters(ic+AliTRDseedV1::kNtb);
+      if(cl) continue;
+    }
+    cl = tracklet->GetClusters(ic);
+    if(!cl) continue;
+    Double_t     time  = cl->GetPadTime();
+    if((time<=7) || (time>=21)) continue;
+    Short_t  *signals  = cl->GetSignals(); 
+    Float_t xcenter    = 0.0;    
+    Bool_t  echec1      = kTRUE;   
 
-  // Localisation of the cluster
-  Double_t pos[3] = { 0.0, 0.0, 0.0 };
-  pos[0] = ((AliCluster *)cl)->GetX();
-  pos[1] = cl->GetY();
-  pos[2] = cl->GetZ();
+    /////////////////////////////////////////////////////////////
+    // Center 3 balanced: position with the center of the pad
+    /////////////////////////////////////////////////////////////
+    if ((((Float_t) signals[3]) > 0.0) && 
+       (((Float_t) signals[2]) > 0.0) && 
+       (((Float_t) signals[4]) > 0.0)) {
+      echec1 = kFALSE;
+      // Security if the denomiateur is 0 
+      if ((((Float_t) (((Float_t) signals[3]) * ((Float_t) signals[3]))) / 
+          ((Float_t) (((Float_t) signals[2]) * ((Float_t) signals[4])))) != 1.0) {
+       xcenter = 0.5 * (TMath::Log((Float_t) (((Float_t) signals[4]) / ((Float_t) signals[2]))))
+         / (TMath::Log(((Float_t) (((Float_t) signals[3]) * ((Float_t) signals[3]))) 
+                       / ((Float_t) (((Float_t) signals[2]) * ((Float_t) signals[4])))));
+      }
+      else {
+       echec1 = kTRUE;
+      }
+    }
+    if(TMath::Abs(xcenter) > 0.5) echec1 = kTRUE;
+    if(echec1) continue;
 
-  // Position of the cluster
-  AliTRDpadPlane *padplane  = fGeo->GetPadPlane(plane,chamber);
-  Int_t    row              = padplane->GetPadRowNumber(pos[2]);
-  //Do not take from here because it was corrected from ExB already....
-  //Double_t offsetz         = padplane->GetPadRowOffset(row,pos[2]);
-  //Double_t offsettilt      = padplane->GetTiltOffset(offsetz);
-  //Int_t    col             = padplane->GetPadColNumber(pos[1] + offsettilt,offsetz);
-  //Int_t    col             = padplane->GetPadColNumber(pos[1]+offsettilt);
-  Int_t    col               = cl->GetPad(); 
+    ////////////////////////////////////////////////////////
+    //if no echec1: calculate with the position of the pad
+    // Position of the cluster
+    // fill the linear fitter
+    ///////////////////////////////////////////////////////
+    Double_t       padPosition = xcenter +  cl->GetPadCol();
+    padPositions[ic]            = padPosition;
+    nb3pc++;
+    fLinearFitterTracklet->AddPoint(&time, padPosition,1);
 
-  //return
-  rowcol[0]     = row;
-  rowcol[1]     = col; 
-  return rowcol;
-  
-}
-//_____________________________________________________________________________
-void AliTRDCalibraFillHisto::CheckGoodTracklet(Int_t detector, Int_t *rowcol)
-{
-  //
-  // See if we are not near a masked pad
-  //
 
-  Int_t row = rowcol[0];
-  Int_t col = rowcol[1];
+  }//clusters loop
 
-  if (!IsPadOn(detector, col, row)) {
-    fGoodTracklet = kFALSE;
+  //printf("Fin loop clusters \n");
+  //////////////////////////////
+  // fit with a straight line
+  /////////////////////////////
+  if(nb3pc < 3){ 
+    fLinearFitterTracklet->ClearPoints();  
+    return kFALSE;
   }
-
-  if (col > 0) {
-    if (!IsPadOn(detector, col-1, row)) {
-      fGoodTracklet = kFALSE;
-    }
+  fLinearFitterTracklet->Eval();
+  TVectorD line(2);
+  fLinearFitterTracklet->GetParameters(line);
+  Float_t  pointError  = -1.0;
+  if( fLinearFitterTracklet->GetChisquare()>=0.0) {
+  pointError  =  TMath::Sqrt( fLinearFitterTracklet->GetChisquare()/(nb3pc-2));
+  }
+  fLinearFitterTracklet->ClearPoints();  
+  //printf("PRF second loop \n");
+  ////////////////////////////////////////////////
+  // Fill the PRF: Second loop over clusters
+  //////////////////////////////////////////////
+  for(int ic=0; ic<AliTRDseedV1::kNtb; ic++){
+    // reject shared clusters on pad row
+    cl = tracklet->GetClusters(ic+AliTRDseedV1::kNtb);
+    if(((ic+AliTRDseedV1::kNtb) < AliTRDseedV1::kNclusters) && (cl)) continue;
+    //
+    cl = tracklet->GetClusters(ic);
+    if(!cl) continue;
+
+    Short_t  *signals      = cl->GetSignals();              // signal
+    Double_t     time      = cl->GetPadTime();         // time bin
+    Float_t padPosTracklet = line[0]+line[1]*time;          // reconstruct position from fit
+    Float_t padPos         = cl->GetPadCol();               // middle pad
+    Double_t dpad          = padPosTracklet - padPos;       // reconstruct position relative to middle pad from fit 
+    Float_t ycenter        = 0.0;                           // relative center charge
+    Float_t ymin           = 0.0;                           // relative left charge
+    Float_t ymax           = 0.0;                           // relative right charge
+  
+    ////////////////////////////////////////////////////////////////
+    // Calculate ycenter, ymin and ymax even for two pad clusters
+    ////////////////////////////////////////////////////////////////
+    if(((((Float_t) signals[3]) > 0.0) && (((Float_t) signals[2]) > 0.0)) ||
+       ((((Float_t) signals[3]) > 0.0) && (((Float_t) signals[4]) > 0.0))){
+      Float_t sum     = ((Float_t) signals[2]) + ((Float_t) signals[3]) + ((Float_t) signals[4]);
+      if(sum > 0.0) ycenter = ((Float_t) signals[3])/ sum;
+      if(sum > 0.0) ymin    = ((Float_t) signals[2])/ sum;
+      if(sum > 0.0) ymax    = ((Float_t) signals[4])/ sum; 
+    }
+    
+    /////////////////////////
+    // Calibration group
+    ////////////////////////
+    Int_t     rowcl        = cl->GetPadRow();                           // row of cluster
+    Int_t     colcl        = cl->GetPadCol();                           // col of cluster 
+    Int_t     grouplocal   = CalculateCalibrationGroup(2,rowcl,colcl);  // calcul the corresponding group
+    Int_t     caligroup    = fCalibraMode->GetXbins(2)+ grouplocal;     // calcul the corresponding group
+    Float_t   xcl          = cl->GetY();                                // y cluster
+    Float_t   qcl          = cl->GetQ();                                // charge cluster 
+    Int_t     layer        = GetLayer(fDetectorPreviousTrack);          // layer 
+    Int_t     stack        = GetStack(fDetectorPreviousTrack);          // stack  
+    Double_t  xdiff        = dpad;                                      // reconstructed position constant
+    Double_t  x            = dpad;                                      // reconstructed position moved
+    Float_t   ep           = pointError;                                // error of fit
+    Float_t   signal1      = (Float_t)signals[1];                       // signal at the border
+    Float_t   signal3      = (Float_t)signals[3];                       // signal
+    Float_t   signal2      = (Float_t)signals[2];                       // signal
+    Float_t   signal4      = (Float_t)signals[4];                       // signal
+    Float_t   signal5      = (Float_t)signals[5];                       // signal at the border
+   
+
+
+    /////////////////////
+    // Debug stuff
+    ////////////////////
+
+    if(fDebugLevel > 0){
+      if ( !fDebugStreamer ) {
+       //debug stream
+       TDirectory *backup = gDirectory;
+       fDebugStreamer = new TTreeSRedirector("TRDdebugCalibraFill.root");
+       if ( backup ) backup->cd();  //we don't want to be cd'd to the debug streamer
+      }     
+     
+      x = xdiff;
+      Int_t type=0;
+      Float_t y = ycenter;
+      (* fDebugStreamer) << "HandlePRFtrackletV1"<<
+       "caligroup="<<caligroup<<
+       "detector="<<fDetectorPreviousTrack<<
+       "layer="<<layer<<
+       "stack="<<stack<<
+       "npoints="<<nbclusters<<
+       "Np="<<nb3pc<<
+       "ep="<<ep<<
+       "type="<<type<<
+               "snp="<<snp<<
+               "tnp="<<tnp<<
+       "tgl="<<tgl<<  
+       "dzdx="<<dzdx<< 
+       "padPos="<<padPos<<
+       "padPosition="<<padPositions[ic]<<
+       "padPosTracklet="<<padPosTracklet<<
+       "x="<<x<<
+       "y="<<y<<           
+       "xcl="<<xcl<<
+       "qcl="<<qcl<<
+       "signal1="<<signal1<<
+       "signal2="<<signal2<<
+       "signal3="<<signal3<<
+       "signal4="<<signal4<<
+       "signal5="<<signal5<<
+       "time="<<time<<
+       "\n";
+      x=-(xdiff+1);
+      y = ymin;
+      type=-1;
+      (* fDebugStreamer) << "HandlePRFtrackletV1"<<
+       "caligroup="<<caligroup<<
+       "detector="<<fDetectorPreviousTrack<<
+       "layer="<<layer<<
+       "stack="<<stack<<
+       "npoints="<<nbclusters<<
+       "Np="<<nb3pc<<
+       "ep="<<ep<<
+       "type="<<type<<
+       "snp="<<snp<<
+       "tnp="<<tnp<<
+       "tgl="<<tgl<<  
+       "dzdx="<<dzdx<< 
+       "padPos="<<padPos<<
+       "padPosition="<<padPositions[ic]<<
+       "padPosTracklet="<<padPosTracklet<<
+       "x="<<x<<
+       "y="<<y<<
+       "xcl="<<xcl<<
+       "qcl="<<qcl<<
+       "signal1="<<signal1<<
+       "signal2="<<signal2<<
+       "signal3="<<signal3<<
+       "signal4="<<signal4<<
+       "signal5="<<signal5<<
+       "time="<<time<<
+       "\n";
+      x=1-xdiff;
+      y = ymax;
+      type=1;
+      (* fDebugStreamer) << "HandlePRFtrackletV1"<<
+       "caligroup="<<caligroup<<
+       "detector="<<fDetectorPreviousTrack<<
+       "layer="<<layer<<
+       "stack="<<stack<<
+       "npoints="<<nbclusters<<
+       "Np="<<nb3pc<<
+       "ep="<<ep<<
+       "type="<<type<<
+               "snp="<<snp<<   
+               "tnp="<<tnp<<   
+       "tgl="<<tgl<<  
+       "dzdx="<<dzdx<< 
+       "padPos="<<padPos<<
+       "padPosition="<<padPositions[ic]<<
+       "padPosTracklet="<<padPosTracklet<<
+       "x="<<x<<
+       "y="<<y<<
+       "xcl="<<xcl<<
+       "qcl="<<qcl<<
+       "signal1="<<signal1<<
+       "signal2="<<signal2<<
+       "signal3="<<signal3<<
+       "signal4="<<signal4<<
+       "signal5="<<signal5<<
+       "time="<<time<<
+       "\n";
+      
+    }
+    
+    /////////////////////
+    // Cuts quality
+    /////////////////////
+    if(nbclusters < fNumberClusters) continue;
+    if(nbclusters > fNumberClustersf) continue;
+    if(nb3pc <= 5) continue;
+    if((time >= 21) || (time < 7)) continue;
+    if(TMath::Abs(qcl) < 80) continue; 
+    if( TMath::Abs(snp) >  1.) continue;
+
+
+    ////////////////////////
+    // Fill the histos
+    ///////////////////////
+    if (fHisto2d) {
+      if(TMath::Abs(dpad) < 1.5) {
+       fPRF2d->Fill(shift+dpad,(caligroup+0.5),ycenter);
+       fPRF2d->Fill(shift-dpad,(caligroup+0.5),ycenter);
+       //printf("place %f, ycenter %f\n",(shift+dpad),ycenter);
+      }
+      if((ymin > 0.0) && (TMath::Abs(dpad+1.0) < 1.5)) {
+       fPRF2d->Fill(shift-(dpad+1.0),(caligroup+0.5),ymin);
+       fPRF2d->Fill(shift+(dpad+1.0),(caligroup+0.5),ymin);
+      }
+      if((ymax > 0.0) && (TMath::Abs(dpad-1.0) < 1.5)) {
+       fPRF2d->Fill(shift+1.0-dpad,(caligroup+0.5),ymax);
+       fPRF2d->Fill(shift-1.0+dpad,(caligroup+0.5),ymax);
+      }
+    }
+    // vector method
+    if (fVector2d) {
+      if(TMath::Abs(dpad) < 1.5) {
+       fCalibraVector->UpdateVectorPRF(fDetectorPreviousTrack,grouplocal,shift+dpad,ycenter);
+       fCalibraVector->UpdateVectorPRF(fDetectorPreviousTrack,grouplocal,shift-dpad,ycenter);
+      }
+      if((ymin > 0.0) && (TMath::Abs(dpad+1.0) < 1.5)) {
+       fCalibraVector->UpdateVectorPRF(fDetectorPreviousTrack,grouplocal,shift-(dpad+1.0),ymin);
+       fCalibraVector->UpdateVectorPRF(fDetectorPreviousTrack,grouplocal,shift+(dpad+1.0),ymin);
+      }
+      if((ymax > 0.0)  && (TMath::Abs(dpad-1.0) < 1.5)) {
+       fCalibraVector->UpdateVectorPRF(fDetectorPreviousTrack,grouplocal,shift+1.0-dpad,ymax);
+       fCalibraVector->UpdateVectorPRF(fDetectorPreviousTrack,grouplocal,shift-1.0+dpad,ymax);
+      }
+    }
+  } // second loop over clusters
+
+
+  return kTRUE;
+}
+///////////////////////////////////////////////////////////////////////////////////////
+// Pad row col stuff: see if masked or not
+///////////////////////////////////////////////////////////////////////////////////////
+//_____________________________________________________________________________
+void AliTRDCalibraFillHisto::CheckGoodTrackletV1(const AliTRDcluster *cl)
+{
+  //
+  // See if we are not near a masked pad
+  //
+
+  if(cl->IsMasked()) fGoodTracklet = kFALSE;
+
+  
+}
+//_____________________________________________________________________________
+void AliTRDCalibraFillHisto::CheckGoodTrackletV0(const Int_t detector,const Int_t row,const Int_t col)
+{
+  //
+  // See if we are not near a masked pad
+  //
+
+  if (!IsPadOn(detector, col, row)) {
+    fGoodTracklet = kFALSE;
+  }
+
+  if (col > 0) {
+    if (!IsPadOn(detector, col-1, row)) {
+      fGoodTracklet = kFALSE;
+    }
   }
 
   if (col < 143) {
@@ -804,7 +1363,7 @@ void AliTRDCalibraFillHisto::CheckGoodTracklet(Int_t detector, Int_t *rowcol)
   
 }
 //_____________________________________________________________________________
-Bool_t AliTRDCalibraFillHisto::IsPadOn(Int_t detector, Int_t col, Int_t row) const
+Bool_t AliTRDCalibraFillHisto::IsPadOn(Int_t detector, Int_t row, Int_t col) const
 {
   //
   // Look in the choosen database if the pad is On.
@@ -818,8 +1377,8 @@ Bool_t AliTRDCalibraFillHisto::IsPadOn(Int_t detector, Int_t col, Int_t row) con
     return kFALSE;
   }
   
-  if (!cal->IsChamberInstalled(detector)     || 
-       cal->IsChamberMasked(detector)        ||
+  if (!cal->IsChamberGood(detector)     || 
+       cal->IsChamberNoData(detector)        ||
        cal->IsPadMasked(detector,col,row)) {
     return kFALSE;
   }
@@ -828,8 +1387,11 @@ Bool_t AliTRDCalibraFillHisto::IsPadOn(Int_t detector, Int_t col, Int_t row) con
   }
   
 }
+///////////////////////////////////////////////////////////////////////////////////////
+// Calibration groups: calculate the number of groups, localise...
+////////////////////////////////////////////////////////////////////////////////////////
 //_____________________________________________________________________________
-Int_t AliTRDCalibraFillHisto::CalculateCalibrationGroup(Int_t i, Int_t *rowcol) const
+Int_t AliTRDCalibraFillHisto::CalculateCalibrationGroup(Int_t i, Int_t row, Int_t col) const
 {
   //
   // Calculate the calibration group number for i
@@ -838,14 +1400,14 @@ Int_t AliTRDCalibraFillHisto::CalculateCalibrationGroup(Int_t i, Int_t *rowcol)
   // Row of the cluster and position in the pad groups
   Int_t posr = 0;
   if (fCalibraMode->GetNnZ(i) != 0) {
-    posr = (Int_t) rowcol[0] / fCalibraMode->GetNnZ(i);
+    posr = (Int_t) row / fCalibraMode->GetNnZ(i);
   }
  
       
   // Col of the cluster and position in the pad groups
   Int_t posc = 0;
   if (fCalibraMode->GetNnRphi(i) != 0) {
-    posc = (Int_t) rowcol[1] / fCalibraMode->GetNnRphi(i);
+    posc = (Int_t) col / fCalibraMode->GetNnRphi(i);
   }
   
   return posc*fCalibraMode->GetNfragZ(i)+posr;
@@ -858,19 +1420,96 @@ Int_t AliTRDCalibraFillHisto::CalculateTotalNumberOfBins(Int_t i)
   // Calculate the total number of calibration groups
   //
   
-  Int_t Ntotal = 0;
+  Int_t ntotal = 0;
+
+  // All together
+  if((fCalibraMode->GetNz(i)==100) && (fCalibraMode->GetNrphi(i)==100)){
+    ntotal = 1;
+    AliInfo(Form("Total number of Xbins: %d for i %d",ntotal,i));
+    return ntotal;
+  }
+
+  // Per Supermodule
+  if((fCalibraMode->GetNz(i)==10) && (fCalibraMode->GetNrphi(i)==10)){
+    ntotal = 18;
+    AliInfo(Form("Total number of Xbins: %d for i %d",ntotal,i));
+    return ntotal;
+  }
+
+  // More
   fCalibraMode->ModePadCalibration(2,i);
   fCalibraMode->ModePadFragmentation(0,2,0,i);
   fCalibraMode->SetDetChamb2(i);
-  Ntotal += 6 * 18 * fCalibraMode->GetDetChamb2(i);
+  ntotal += 6 * 18 * fCalibraMode->GetDetChamb2(i);
   fCalibraMode->ModePadCalibration(0,i);
   fCalibraMode->ModePadFragmentation(0,0,0,i);
   fCalibraMode->SetDetChamb0(i);
-  Ntotal += 6 * 4 * 18 * fCalibraMode->GetDetChamb0(i);
-  AliInfo(Form("Total number of Xbins: %d for i %d",Ntotal,i));
-  return Ntotal;
+  ntotal += 6 * 4 * 18 * fCalibraMode->GetDetChamb0(i);
+  AliInfo(Form("Total number of Xbins: %d for i %d",ntotal,i));
+  return ntotal;
+
+}
+//_____________________________________________________________________________
+void AliTRDCalibraFillHisto::SetNz(Int_t i, Short_t Nz)
+{
+  //
+  // Set the mode of calibration group in the z direction for the parameter i
+  // 
+
+  if ((Nz >= 0) && 
+      (Nz <  5)) {
+    fCalibraMode->SetNz(i, Nz); 
+  }
+  else { 
+    AliInfo("You have to choose between 0 and 4");
+  }
+
+}
+//_____________________________________________________________________________
+void AliTRDCalibraFillHisto::SetNrphi(Int_t i, Short_t Nrphi)
+{
+  //
+  // Set the mode of calibration group in the rphi direction for the parameter i
+  //
+  if ((Nrphi >= 0) && 
+      (Nrphi <  7)) {
+    fCalibraMode->SetNrphi(i ,Nrphi); 
+  }
+  else {
+    AliInfo("You have to choose between 0 and 6");
+  }
+
+}
+
+//_____________________________________________________________________________
+void AliTRDCalibraFillHisto::SetAllTogether(Int_t i)
+{
+  //
+  // Set the mode of calibration group all together
+  //
+  if(fVector2d == kTRUE) {
+    AliInfo("Can not work with the vector method");
+    return;
+  }
+  fCalibraMode->SetAllTogether(i);
+  
+}
 
+//_____________________________________________________________________________
+void AliTRDCalibraFillHisto::SetPerSuperModule(Int_t i)
+{
+  //
+  // Set the mode of calibration group per supermodule
+  //
+  if(fVector2d == kTRUE) {
+    AliInfo("Can not work with the vector method");
+    return;
+  }
+  fCalibraMode->SetPerSuperModule(i);
+  
 }
+
 //____________Set the pad calibration variables for the detector_______________
 Bool_t AliTRDCalibraFillHisto::LocalisationDetectorXbins(Int_t detector)
 {
@@ -893,9 +1532,9 @@ Bool_t AliTRDCalibraFillHisto::LocalisationDetectorXbins(Int_t detector)
 
   // fragmentation of idect
   for (Int_t i = 0; i < 3; i++) {
-    fCalibraMode->ModePadCalibration((Int_t) GetChamber(detector),i);
-    fCalibraMode->ModePadFragmentation((Int_t) GetPlane(detector)
-                       , (Int_t) GetChamber(detector)
+    fCalibraMode->ModePadCalibration((Int_t) GetStack(detector),i);
+    fCalibraMode->ModePadFragmentation((Int_t) GetLayer(detector)
+                       , (Int_t) GetStack(detector)
                        , (Int_t) GetSector(detector),i);
   }
   
@@ -903,1347 +1542,1162 @@ Bool_t AliTRDCalibraFillHisto::LocalisationDetectorXbins(Int_t detector)
 
 }
 //_____________________________________________________________________________
-void AliTRDCalibraFillHisto::StoreInfoCHPH(AliTRDcluster *cl, AliTRDtrack *t, Int_t *group)
+void AliTRDCalibraFillHisto::SetNumberGroupsPRF(Short_t numberGroupsPRF)
+{
+  //
+  // Should be between 0 and 6
+  //
+  if ((numberGroupsPRF < 0) || (numberGroupsPRF > 6)) {
+    AliInfo("The number of groups must be between 0 and 6!");
+  } 
+  else {
+    fNgroupprf = numberGroupsPRF;
+  }
+
+} 
+///////////////////////////////////////////////////////////////////////////////////////////
+// Per tracklet: store or reset the info, fill the histos with the info
+//////////////////////////////////////////////////////////////////////////////////////////
+//_____________________________________________________________________________
+void AliTRDCalibraFillHisto::StoreInfoCHPHtrack(const AliTRDcluster *cl,const Double_t dqdl,const Int_t *group,const Int_t row,const Int_t col,const AliTRDcluster *cls)
 {
   //
   // Store the infos in fAmpTotal, fPHPlace and fPHValue
+  // Correct from the gain correction before
+  // cls is shared cluster if any
   //
   
-  // Charge in the cluster
-  Float_t  q        = TMath::Abs(cl->GetQ());
-  Int_t    time     = cl->GetLocalTimeBin();
-   
-  // Correction due to the track angle
-  Float_t correction    = 1.0;
-  Float_t normalisation = 6.67;
-  if ((q >0) && (t->GetNdedx() > 0)) {
-    correction = t->GetClusterdQdl((t->GetNdedx() - 1)) / (normalisation);
+  //printf("StoreInfoCHPHtrack\n");
+
+  // time bin of the cluster not corrected
+  Int_t    time     = cl->GetPadTime();
+  Float_t  charge   = TMath::Abs(cl->GetQ());  
+  if(cls) {
+    charge += TMath::Abs(cls->GetQ());
+    //printf("AliTRDCalibraFillHisto::Add the cluster charge");
   }
 
+  //printf("Store::time %d, amplitude %f\n",time,dqdl);
+  
+  //Correct for the gain coefficient used in the database for reconstruction
+  Float_t correctthegain = 1.0;
+  if(fIsHLT) correctthegain = fCalDetGain->GetValue(fDetectorPreviousTrack);
+  else correctthegain = fCalDetGain->GetValue(fDetectorPreviousTrack)*fCalROCGain->GetValue(col,row);
+  Float_t correction    = 1.0;
+  Float_t normalisation = 1.13; //org: 6.67; 1st: 1.056; 2nd: 1.13;
+  // we divide with gain in AliTRDclusterizer::Transform...
+  if( correctthegain > 0 ) normalisation /= correctthegain;
+
+
+  // take dd/dl corrected from the angle of the track
+  correction = dqdl / (normalisation);
+  
+
   // Fill the fAmpTotal with the charge
   if (fCH2dOn) {
-    fAmpTotal[(Int_t) group[0]] += correction;
+    if((!fLimitChargeIntegration) || (cl->IsInChamber())) {
+      //printf("Store::group %d, amplitude %f\n",group[0],correction);
+      fAmpTotal[(Int_t) group[0]] += correction;
+    }
   }
 
   // Fill the fPHPlace and value
   if (fPH2dOn) {
     fPHPlace[time] = group[1];
-    fPHValue[time] = correction;
+    fPHValue[time] = charge;
   }
   
 }
-//_____________________________________________________________________
-Int_t AliTRDCalibraFillHisto::ProcessEventDAQ(AliTRDRawStream *rawStream, Bool_t nocheck)
+//____________Offine tracking in the AliTRDtracker_____________________________
+void AliTRDCalibraFillHisto::ResetfVariablestracklet()
 {
   //
-  // Event Processing loop - AliTRDRawStream
-  // 0 timebin problem
-  // 1 no input
-  // 2 input
+  // Reset values per tracklet
   //
 
-  Int_t withInput = 1;
+  //Reset good tracklet
+  fGoodTracklet = kTRUE;
 
-  Int_t phvalue[36];
-  //Int_t row[36];
-  //Int_t col[36];
-  for(Int_t k = 0; k < 36; k++){
-    phvalue[k] = 10;
-    //row[k]     = -1;
-    //col[36]    = -1;
+  // Reset the fPHValue
+  if (fPH2dOn) {
+    //Reset the fPHValue and fPHPlace
+    for (Int_t k = 0; k < fTimeMax; k++) {
+      fPHValue[k] = 0.0;
+      fPHPlace[k] = -1;
+    }
   }
-  fDetectorPreviousTrack = -1;
-  Int_t nbtimebin = 0;                                           
-
-  if(!nocheck){
-  
-    fTimeMax = 0;
-  
-    while (rawStream->Next()) {
-      
-      Int_t idetector = rawStream->GetDet();                            //  current detector
-      if((fDetectorPreviousTrack != idetector) && (fDetectorPreviousTrack != -1)){
-       if(TMath::Mean(fTimeMax,phvalue)>13.0){
-         withInput = 2;
-         for(Int_t k = 0; k < fTimeMax; k++){
-           UpdateDAQ(fDetectorPreviousTrack,0,0,k,phvalue[k],fTimeMax);
-           phvalue[k] = 10;
-           //row[k]     = -1;
-           //col[k]     = -1;
-         }
-       }
-      }
-      fDetectorPreviousTrack = idetector;
-      nbtimebin         = rawStream->GetNumberOfTimeBins();              //  number of time bins read from data
-      if(nbtimebin == 0) return 0;
-      if((fTimeMax != 0) && (nbtimebin != fTimeMax)) return 0;
-      fTimeMax          = nbtimebin;
-      Int_t iTimeBin    = rawStream->GetTimeBin();                       //  current time bin
-      //row[iTimeBin]   = rawStream->GetRow();                           //  current row
-      //col[iTimeBin]   = rawStream->GetCol();                           //  current col     
-      Int_t *signal     = rawStream->GetSignals();                       //  current ADC signal
-      
-      Int_t fin     = TMath::Min(fTimeMax,(iTimeBin+3));
-      Int_t n       = 0;
-      for(Int_t itime = iTimeBin; itime < fin; itime++){
-       // should extract baseline here!
-       if(signal[n]>13) phvalue[itime] = signal[n];
-       n++;
-      }
-    }
-  
-    // fill the last one
-    if(fDetectorPreviousTrack != -1){
-      if(TMath::Mean(fTimeMax,phvalue)>13.0){
-       withInput = 2;
-       for(Int_t k = 0; k < fTimeMax; k++){
-         UpdateDAQ(fDetectorPreviousTrack,0,0,k,phvalue[k],fTimeMax);
-         phvalue[k] = 10;
-         //row[k]     = -1;
-         //col[k]     = -1;
-       }
-      }
-    }
-    
-  }
-  else{
 
-    while (rawStream->Next()) {
-
-      Int_t idetector = rawStream->GetDet();                            //  current detector
-      if((fDetectorPreviousTrack != idetector) && (fDetectorPreviousTrack != -1)){
-       if(TMath::Mean(nbtimebin,phvalue)>13.0){
-         withInput = 2;
-         for(Int_t k = 0; k < nbtimebin; k++){
-           UpdateDAQ(fDetectorPreviousTrack,0,0,k,phvalue[k],nbtimebin);
-           phvalue[k] = 10;
-           //row[k]     = -1;
-           //col[k]     = -1;
-         }
-       }
-      }
-      fDetectorPreviousTrack = idetector;
-      nbtimebin         = rawStream->GetNumberOfTimeBins();              //  number of time bins read from data
-      Int_t iTimeBin    = rawStream->GetTimeBin();                       //  current time bin
-      //row[iTimeBin]   = rawStream->GetRow();                           //  current row
-      //col[iTimeBin]   = rawStream->GetCol();                           //  current col     
-      Int_t *signal     = rawStream->GetSignals();                       //  current ADC signal
-      
-      Int_t fin     = TMath::Min(nbtimebin,(iTimeBin+3));
-      Int_t n       = 0;
-      for(Int_t itime = iTimeBin; itime < fin; itime++){
-       // should extract baseline here!
-       if(signal[n]>13) phvalue[itime] = signal[n];
-       n++;
-      }
-    }
-    
-    // fill the last one
-    if(fDetectorPreviousTrack != -1){
-      if(TMath::Mean(nbtimebin,phvalue)>13.0){
-       withInput = 2;
-       for(Int_t k = 0; k < nbtimebin; k++){
-         UpdateDAQ(fDetectorPreviousTrack,0,0,k,phvalue[k],nbtimebin);
-         phvalue[k] = 10;
-         //row[k]     = -1;
-         //col[k]     = -1;
-       }
-      }
+  // Reset the fAmpTotal where we put value
+  if (fCH2dOn) {
+    for (Int_t k = 0; k < fCalibraMode->GetNfragZ(0)*fCalibraMode->GetNfragRphi(0); k++) {
+      fAmpTotal[k] = 0.0;
     }
   }
-  
-  return withInput;
-
 }
-//_____________________________________________________________________
-Int_t AliTRDCalibraFillHisto::ProcessEventDAQ(AliRawReader *rawReader, Bool_t nocheck)
+//____________Offine tracking in the AliTRDtracker_____________________________
+void AliTRDCalibraFillHisto::FillTheInfoOfTheTrackCH(Int_t nbclusters)
 {
   //
-  //  Event processing loop - AliRawReader
+  // For the offline tracking or mcm tracklets
+  // This function will be called in the functions UpdateHistogram... 
+  // to fill the info of a track for the relativ gain calibration
   //
+       
+  Int_t nb            =  0;   // Nombre de zones traversees
+  Int_t fd            = -1;   // Premiere zone non nulle
+  Float_t totalcharge = 0.0;  // Total charge for the supermodule histo
 
+  //printf("CH2d nbclusters %d, fNumberClusters %d, fNumberClustersf %d\n",nbclusters,fNumberClusters,fNumberClustersf);
 
-  AliTRDRawStream rawStream(rawReader);
+  if(nbclusters < fNumberClusters) return;
+  if(nbclusters > fNumberClustersf) return;
 
-  rawReader->Select("TRD");
 
-  return ProcessEventDAQ(&rawStream, nocheck);
-}
-//_________________________________________________________________________
-Int_t AliTRDCalibraFillHisto::ProcessEventDAQ(
-#ifdef ALI_DATE
-                                              eventHeaderStruct *event,
-                                              Bool_t nocheck
-#else
-                                              eventHeaderStruct* /*event*/,
-                                              Bool_t /*nocheck*/
-           
-#endif 
-                                  )
-{
-  //
-  //  process date event
-  //
-#ifdef ALI_DATE
-    AliRawReader *rawReader = new AliRawReaderDate((void*)event);
-    Int_t result=ProcessEventDAQ(rawReader, nocheck);
-    delete rawReader;
-    return result;
-#else
-    Fatal("AliTRDCalibraFillHisto", "this class was compiled without DATE");
-    return 0;
-#endif
+  // Normalize with the number of clusters
+  Double_t normalizeCst = fRelativeScale;
+  if(fNormalizeNbOfCluster) normalizeCst = normalizeCst*nbclusters;
 
-}
-//____________Online trackling in AliTRDtrigger________________________________
-Bool_t AliTRDCalibraFillHisto::UpdateDAQ(Int_t det, Int_t /*row*/, Int_t /*col*/, Int_t timebin, Int_t signal, Int_t nbtimebins)
-{
-  //
-  // For the DAQ
-  // Fill a simple average pulse height
-  //
+  //printf("Number of groups in one detector %d\n",fCalibraMode->GetNfragZ(0)*fCalibraMode->GetNfragRphi(0));
   
-  // Localisation of the Xbins involved
-  //LocalisationDetectorXbins(det);
+  // See if the track goes through different zones
+  for (Int_t k = 0; k < fCalibraMode->GetNfragZ(0)*fCalibraMode->GetNfragRphi(0); k++) {
+    //printf("fAmpTotal %f for %d\n",fAmpTotal[k],k);
+    if (fAmpTotal[k] > 0.0) {
+      totalcharge += fAmpTotal[k];
+      nb++;
+      if (nb == 1) {
+        fd = k;
+      }
+    }
+  }
 
-  // Row  and position in the pad groups
-  //Int_t posr = 0;
-  //if (fCalibraMode->GetNnZ(1) != 0) {
-  //  posr = (Int_t) row / fCalibraMode->GetNnZ(1);
-  //}
-  // Col of cluster and position in the pad groups
-  //Int_t posc = 0;
-  //if (fCalibraMode->GetNnRphi(1) != 0) {
-  //  posc = (Int_t) col / fCalibraMode->GetNnRphi(1);
-  //}
-  
-  //fPH2d->Fill((Float_t) timebin/fSf,(fCalibraMode->GetXbins(1)+posc*fCalibraMode->GetNfragZ(1)+posr)+0.5,(Float_t) signal);   
-  
-  ((TProfile2D *)GetPH2d(nbtimebins,fSf))->Fill((Float_t) timebin/fSf,det+0.5,(Float_t) signal);
-  
-  return kTRUE;
-  
+  //printf("CH2d: nb %d, fd %d, calibration group %d, amplitude %f, detector %d\n",nb,fd,fCalibraMode->GetXbins(0),fAmpTotal[fd]/normalizeCst,fDetectorPreviousTrack);
+    
+  switch (nb)
+    { 
+    case 1:
+      fNumberUsedCh[0]++;
+      fEntriesCH[fCalibraMode->GetXbins(0)+fd]++;
+      if (fHisto2d) {
+       FillCH2d(fCalibraMode->GetXbins(0)+fd,fAmpTotal[fd]/normalizeCst);
+       //fCH2d->Fill(fAmpTotal[fd]/normalizeCst,fCalibraMode->GetXbins(0)+fd+0.5);
+      }
+      if (fVector2d) {
+       fCalibraVector->UpdateVectorCH(fDetectorPreviousTrack,fd,fAmpTotal[fd]/normalizeCst);
+      }
+      break;
+    case 2:
+      if ((fAmpTotal[fd]   > 0.0) && 
+         (fAmpTotal[fd+1] > 0.0)) {
+       // One of the two very big
+       if (fAmpTotal[fd] > fProcent*fAmpTotal[fd+1]) {
+         if (fHisto2d) {
+           FillCH2d(fCalibraMode->GetXbins(0)+fd,fAmpTotal[fd]/normalizeCst);
+           //fCH2d->Fill(fAmpTotal[fd]/normalizeCst,fCalibraMode->GetXbins(0)+fd+0.5);
+         }
+         if (fVector2d) {
+           fCalibraVector->UpdateVectorCH(fDetectorPreviousTrack,fd,fAmpTotal[fd]/normalizeCst);
+         }
+         fNumberUsedCh[1]++;
+         fEntriesCH[fCalibraMode->GetXbins(0)+fd]++;
+       }
+       if (fAmpTotal[fd+1] > fProcent*fAmpTotal[fd]) {
+         if (fHisto2d) {
+           FillCH2d(fCalibraMode->GetXbins(0)+fd+1,fAmpTotal[fd+1]/normalizeCst);
+           //fCH2d->Fill(fAmpTotal[fd+1]/normalizeCst,fCalibraMode->GetXbins(0)+fd+1.5);
+         }
+         if (fVector2d) {
+           fCalibraVector->UpdateVectorCH(fDetectorPreviousTrack,fd+1,fAmpTotal[fd+1]/normalizeCst);
+         }
+         fNumberUsedCh[1]++;
+         fEntriesCH[fCalibraMode->GetXbins(0)+fd+1]++;
+       }
+      }
+      if (fCalibraMode->GetNfragZ(0) > 1) {
+       if (fAmpTotal[fd] > 0.0) {
+         if ((fd+fCalibraMode->GetNfragZ(0)) < (fCalibraMode->GetNfragZ(0)*fCalibraMode->GetNfragRphi(0))) {
+           if (fAmpTotal[fd+fCalibraMode->GetNfragZ(0)] > 0.0) {
+             // One of the two very big
+             if (fAmpTotal[fd] > fProcent*fAmpTotal[fd+fCalibraMode->GetNfragZ(0)]) {
+               if (fHisto2d) {
+                 FillCH2d(fCalibraMode->GetXbins(0)+fd,fAmpTotal[fd]/normalizeCst);
+                 //fCH2d->Fill(fAmpTotal[fd]/normalizeCst,fCalibraMode->GetXbins(0)+fd+0.5);
+               }
+               if (fVector2d) {
+                 fCalibraVector->UpdateVectorCH(fDetectorPreviousTrack,fd,fAmpTotal[fd]/normalizeCst);
+               }
+               fNumberUsedCh[1]++;
+               fEntriesCH[fCalibraMode->GetXbins(0)+fd]++;
+             }
+             if (fAmpTotal[fd+fCalibraMode->GetNfragZ(0)] > fProcent*fAmpTotal[fd]) {
+               if (fHisto2d) {
+                 FillCH2d(fCalibraMode->GetXbins(0)+fd+fCalibraMode->GetNfragZ(0),fAmpTotal[fd+fCalibraMode->GetNfragZ(0)]/normalizeCst);
+                 //fCH2d->Fill(fAmpTotal[fd+fCalibraMode->GetNfragZ(0)]/normalizeCst,fCalibraMode->GetXbins(0)+fd+fCalibraMode->GetNfragZ(0)+0.5);
+               }
+               fNumberUsedCh[1]++;
+               fEntriesCH[fCalibraMode->GetXbins(0)+fd+fCalibraMode->GetNfragZ(0)]++;
+               if (fVector2d) {
+                 fCalibraVector->UpdateVectorCH(fDetectorPreviousTrack,fd+fCalibraMode->GetNfragZ(0),fAmpTotal[fd+fCalibraMode->GetNfragZ(0)]/normalizeCst);
+               }
+             }
+           }
+         }
+       }
+      }
+      break;
+    default: break;
+  }
 }
-//____________Write_____________________________________________________
-//_____________________________________________________________________
-void AliTRDCalibraFillHisto::Write2d(const Char_t *filename, Bool_t append)
+//____________Offine tracking in the AliTRDtracker_____________________________
+void AliTRDCalibraFillHisto::FillTheInfoOfTheTrackPH()
 {
   //
-  //  Write infos to file
+  // For the offline tracking or mcm tracklets
+  // This function will be called in the functions UpdateHistogram... 
+  // to fill the info of a track for the drift velocity  calibration
   //
-  
-  //For debugging
-  if ( fDebugStreamer ) {
-    delete fDebugStreamer;
-    fDebugStreamer = 0x0;
-  }
+    
+  Int_t nb  =  1; // Nombre de zones traversees 1, 2 ou plus de 3
+  Int_t fd1 = -1; // Premiere zone non nulle
+  Int_t fd2 = -1; // Deuxieme zone non nulle
+  Int_t k1  = -1; // Debut de la premiere zone
+  Int_t k2  = -1; // Debut de la seconde zone
+  Int_t nbclusters = 0; // number of clusters
 
-  AliInfo(Form("Numbertrack: %d Numberusedch[0]: %d, Numberusedch[1]: %d Numberusedph[0]: %d, Numberusedph[1]: %d"
-              ,fNumberTrack
-              ,fNumberUsedCh[0]
-              ,fNumberUsedCh[1]
-              ,fNumberUsedPh[0]
-              ,fNumberUsedPh[1]));
-  
-  TDirectory *backup = gDirectory;
-  TString option;
-  
-  if ( append )
-    option = "update";
-  else
-    option = "recreate";
-  
-  TFile f(filename,option.Data());
-  
-  TStopwatch stopwatch;
-  stopwatch.Start();
-  if(fVector2d) {
-    f.WriteTObject(fCalibraVector);
-  }
 
-  if (fCH2dOn ) {
-    if (fHisto2d) {
-      f.WriteTObject(fCH2d);
-    }
-  }
-  if (fPH2dOn ) {
-    if (fHisto2d) {
-      f.WriteTObject(fPH2d);
+
+  // See if the track goes through different zones
+  for (Int_t k = 0; k < fTimeMax; k++) {
+    if (fPHValue[k] > 0.0) {
+      nbclusters++;
+      if (fd1 == -1) {
+       fd1 = fPHPlace[k];
+       k1  = k;              
+      }
+      if (fPHPlace[k] != fd1) {
+       if (fd2 == -1) {
+         k2  = k;
+         fd2 = fPHPlace[k];
+         nb  = 2;
+       }
+       if (fPHPlace[k] != fd2) {
+          nb = 3;
+       }
+      }
     }
   }
-  if (fPRF2dOn) {
-    if (fHisto2d) {
-       f.WriteTObject(fPRF2d);
+
+  // See if noise before and after
+  if(fMaxCluster > 0) {
+    if(fPHValue[0] > fMaxCluster) return;
+    if(fTimeMax > fNbMaxCluster) {
+      for(Int_t k = (fTimeMax-fNbMaxCluster); k < fTimeMax; k++){
+       if(fPHValue[k] > fMaxCluster) return;
+      }
     }
   }
-  if(fLinearFitterOn){
-    AnalyseLinearFitter();
-    f.WriteTObject(fLinearVdriftFit);
-  }
-   
-  f.Close();
-  
-  if ( backup ) backup->cd();
-  
-  AliInfo(Form("Execution time Write2d: R:%.2fs C:%.2fs"
-              ,stopwatch.RealTime(),stopwatch.CpuTime()));
-}
-//___________________________________________probe the histos__________________________________________________
-Double_t *AliTRDCalibraFillHisto::StatH(TH2 *h, Int_t i)
-{
-  //
-  // Check the number of stats in h, 0 is TH2I 1 is TProfile2D
-  // debug mode with 2 for TH2I and 3 for TProfile2D
-  // It gives a pointer to a Double_t[7] with the info following...
-  // [0] : number of calibration groups with entries
-  // [1] : minimal number of entries found
-  // [2] : calibration group number of the min
-  // [3] : maximal number of entries found
-  // [4] : calibration group number of the max
-  // [5] : mean number of entries found
-  // [6] : mean relative error
-  //
-
-  Double_t *info = new Double_t[7];
-   
-  // Number of Xbins (detectors or groups of pads)
-  Int_t    nbins   = h->GetNbinsY(); //number of calibration groups
-  Int_t    nxbins  = h->GetNbinsX(); //number of bins per histo
-
-  // Initialise
-  Double_t nbwe = 0; //number of calibration groups with entries
-  Double_t minentries = 0; //minimal number of entries found
-  Double_t maxentries = 0; //maximal number of entries found
-  Double_t placemin = 0; //calibration group number of the min
-  Double_t placemax = -1; //calibration group number of the max
-  Double_t meanstats = 0.0; //mean number of entries over the calibration group with at least ome entry
-  Double_t meanrelativerror = 0.0; //mean relativ error in the TProfile2D
 
-  Double_t counter = 0;
+  //printf("nbclusters %d, low limit %d, high limit %d\n",nbclusters,fNumberClusters,fNumberClustersf);
 
-  //Debug
-  TH1F *NbEntries = 0x0;//distribution of the number of entries
-  TH1F *NbEntriesPerGroup = 0x0;//Number of entries per group
-  TProfile *NbEntriesPerSp = 0x0;//Number of entries for one supermodule
-    
-  // Beginning of the loop over the calibration groups 
-  for (Int_t idect = 0; idect < nbins; idect++) {
-
-    TH1I *projch = (TH1I *) h->ProjectionX("projch",idect+1,idect+1,(Option_t *)"e");
-    projch->SetDirectory(0);
-    
-    // Number of entries for this calibration group
-    Double_t nentries = 0.0;
-    if((i%2) == 0){
-      for (Int_t k = 0; k < nxbins; k++) {
-       nentries += h->GetBinContent(h->GetBin(k+1,idect+1));
-      }
-    }
-    else{
-      for (Int_t k = 0; k < nxbins; k++) {
-       nentries += ((TProfile2D *)h)->GetBinEntries(h->GetBin(k+1,idect+1));
-       if(h->GetBinContent(h->GetBin(k+1,idect+1)) != 0) {
-         meanrelativerror += (h->GetBinError(h->GetBin(k+1,idect+1))/(TMath::Abs(h->GetBinContent(h->GetBin(k+1,idect+1)))));
-         counter++;
-       } 
+  if(nbclusters < fNumberClusters) return;
+  if(nbclusters > fNumberClustersf) return;
+  
+  switch(nb)
+    {
+    case 1:
+      fNumberUsedPh[0]++;
+      for (Int_t i = 0; i < fTimeMax; i++) {
+       if (fHisto2d) {
+         if(fFillWithZero) fPH2d->Fill((Float_t) i/fSf,(fCalibraMode->GetXbins(1)+fd1)+0.5,(Float_t) fPHValue[i]);
+         else {
+           if(((Float_t) fPHValue[i] > 0.0)) fPH2d->Fill((Float_t) i/fSf,(fCalibraMode->GetXbins(1)+fd1)+0.5,(Float_t) fPHValue[i]);
+             }
+         //printf("Fill the time bin %d with %f\n",i,fPHValue[i]);
+       }
+       if (fVector2d) {
+         if(fFillWithZero) fCalibraVector->UpdateVectorPH(fDetectorPreviousTrack,fd1,i,fPHValue[i]);
+         else {
+           if(((Float_t) fPHValue[i] > 0.0)) fCalibraVector->UpdateVectorPH(fDetectorPreviousTrack,fd1,i,fPHValue[i]);  
+         }
+       }
       }
-    }
-
-    //Debug
-    if(i > 1){
-      if((!((Bool_t)NbEntries)) && (nentries > 0)){
-       NbEntries = new TH1F("Number of entries","Number of entries"
-                               ,100,(Int_t)nentries/2,nentries*2);
-       NbEntries->SetDirectory(0);
-       NbEntriesPerGroup = new TH1F("Number of entries per group","Number of entries per group"
-                               ,nbins,0,nbins);
-       NbEntriesPerGroup->SetDirectory(0);
-       NbEntriesPerSp = new TProfile("Number of entries per supermodule","Number of entries per supermodule"
-                               ,(Int_t)(nbins/18),0,(Int_t)(nbins/18));
-       NbEntriesPerSp->SetDirectory(0);
+      break;
+    case 2:
+      if ((fd1 == fd2+1) || 
+         (fd2 == fd1+1)) {
+       // One of the two fast all the think
+       if (k2 > (k1+fDifference)) {
+         //we choose to fill the fd1 with all the values
+         fNumberUsedPh[1]++;
+         for (Int_t i = 0; i < fTimeMax; i++) {
+           if (fHisto2d) {
+             if(fFillWithZero) fPH2d->Fill((Float_t) i/fSf,(fCalibraMode->GetXbins(1)+fd1)+0.5,(Float_t) fPHValue[i]);
+             else {
+               if(((Float_t) fPHValue[i] > 0.0)) fPH2d->Fill((Float_t) i/fSf,(fCalibraMode->GetXbins(1)+fd1)+0.5,(Float_t) fPHValue[i]);
+                 }
+           }
+           if (fVector2d) {
+             if(fFillWithZero) fCalibraVector->UpdateVectorPH(fDetectorPreviousTrack,fd1,i,fPHValue[i]);
+             else {
+               if(((Float_t) fPHValue[i] > 0.0)) fCalibraVector->UpdateVectorPH(fDetectorPreviousTrack,fd1,i,fPHValue[i]);
+                 }
+           }
+         }
+       }
+       if ((k2+fDifference) < fTimeMax) {
+         //we choose to fill the fd2 with all the values
+         fNumberUsedPh[1]++;
+         for (Int_t i = 0; i < fTimeMax; i++) {
+           if (fHisto2d) {
+             if(fFillWithZero) fPH2d->Fill((Float_t) i/fSf,(fCalibraMode->GetXbins(1)+fd2)+0.5,(Float_t) fPHValue[i]);
+             else {
+               if(((Float_t) fPHValue[i] > 0.0)) fPH2d->Fill((Float_t) i/fSf,(fCalibraMode->GetXbins(1)+fd2)+0.5,(Float_t) fPHValue[i]);
+             }
+           }
+         if (fVector2d) {
+           if(fFillWithZero) fCalibraVector->UpdateVectorPH(fDetectorPreviousTrack,fd2,i,fPHValue[i]);
+           else {
+             if(((Float_t) fPHValue[i] > 0.0)) fCalibraVector->UpdateVectorPH(fDetectorPreviousTrack,fd2,i,fPHValue[i]);
+           }
+         }
+         }
+       }
       }
-      if(NbEntries){
-       if(nentries > 0) NbEntries->Fill(nentries);
-       NbEntriesPerGroup->Fill(idect+0.5,nentries);
-       NbEntriesPerSp->Fill((idect%((Int_t)(nbins/18)))+0.5,nentries);
+      // Two zones voisines sinon rien!
+      if (fCalibraMode->GetNfragZ(1) > 1) {
+       // Case 2
+       if ((fd1+fCalibraMode->GetNfragZ(1)) < (fCalibraMode->GetNfragZ(1)*fCalibraMode->GetNfragRphi(1))) {
+         if (fd2 == (fd1+fCalibraMode->GetNfragZ(1))) {
+           // One of the two fast all the think
+           if (k2 > (k1+fDifference)) {
+             //we choose to fill the fd1 with all the values
+             fNumberUsedPh[1]++;
+             for (Int_t i = 0; i < fTimeMax; i++) {
+               if (fHisto2d) {
+                 if(fFillWithZero) fPH2d->Fill((Float_t) i/fSf,(fCalibraMode->GetXbins(1)+fd1)+0.5,(Float_t) fPHValue[i]);
+                 else {
+                   if(((Float_t) fPHValue[i] > 0.0)) fPH2d->Fill((Float_t) i/fSf,(fCalibraMode->GetXbins(1)+fd1)+0.5,(Float_t) fPHValue[i]);
+                 }
+               }
+               if (fVector2d) {
+                 if(fFillWithZero) fCalibraVector->UpdateVectorPH(fDetectorPreviousTrack,fd1,i,fPHValue[i]);
+                 else {
+                   if(((Float_t) fPHValue[i] > 0.0)) fCalibraVector->UpdateVectorPH(fDetectorPreviousTrack,fd1,i,fPHValue[i]);
+                 }
+               }
+             }
+           }
+           if ((k2+fDifference) < fTimeMax) {
+             //we choose to fill the fd2 with all the values
+             fNumberUsedPh[1]++;
+             for (Int_t i = 0; i < fTimeMax; i++) {
+               if (fHisto2d) {
+                 if(fFillWithZero) fPH2d->Fill((Float_t) i/fSf,(fCalibraMode->GetXbins(1)+fd2)+0.5,(Float_t) fPHValue[i]);
+                 else {
+                   if(((Float_t) fPHValue[i] > 0.0)) fPH2d->Fill((Float_t) i/fSf,(fCalibraMode->GetXbins(1)+fd2)+0.5,(Float_t) fPHValue[i]);
+                 }
+               }
+               if (fVector2d) {
+                 if(fFillWithZero) fCalibraVector->UpdateVectorPH(fDetectorPreviousTrack,fd2,i,fPHValue[i]);
+                 else {
+                   if(((Float_t) fPHValue[i] > 0.0)) fCalibraVector->UpdateVectorPH(fDetectorPreviousTrack,fd2,i,fPHValue[i]);
+                 }
+               }
+             }
+           }
+         }
+       }
+       // Two zones voisines sinon rien!
+       // Case 3
+       if ((fd1 - fCalibraMode->GetNfragZ(1)) >= 0) {
+         if (fd2 == (fd1 - fCalibraMode->GetNfragZ(1))) {
+           // One of the two fast all the think
+           if (k2 > (k1 + fDifference)) {
+             //we choose to fill the fd1 with all the values
+             fNumberUsedPh[1]++;
+             for (Int_t i = 0; i < fTimeMax; i++) {
+               if (fHisto2d) {
+                 if(fFillWithZero) fPH2d->Fill((Float_t) i/fSf,(fCalibraMode->GetXbins(1)+fd1)+0.5,(Float_t) fPHValue[i]);
+                 else {
+                   if(((Float_t) fPHValue[i] > 0.0)) fPH2d->Fill((Float_t) i/fSf,(fCalibraMode->GetXbins(1)+fd1)+0.5,(Float_t) fPHValue[i]);
+                 }
+               }
+               if (fVector2d) {
+                 if(fFillWithZero) fCalibraVector->UpdateVectorPH(fDetectorPreviousTrack,fd1,i,fPHValue[i]);
+                 else {
+                   if(((Float_t) fPHValue[i] > 0.0)) fCalibraVector->UpdateVectorPH(fDetectorPreviousTrack,fd1,i,fPHValue[i]);
+                 }
+               }
+             }
+           }
+           if ((k2+fDifference) < fTimeMax) {
+             //we choose to fill the fd2 with all the values
+             fNumberUsedPh[1]++;
+             for (Int_t i = 0; i < fTimeMax; i++) {
+               if (fHisto2d) {
+                 if(fFillWithZero) fPH2d->Fill((Float_t) i/fSf,(fCalibraMode->GetXbins(1)+fd2)+0.5,(Float_t) fPHValue[i]);
+                 else {
+                   if(((Float_t) fPHValue[i] > 0.0)) fPH2d->Fill((Float_t) i/fSf,(fCalibraMode->GetXbins(1)+fd2)+0.5,(Float_t) fPHValue[i]);
+                 }
+               }
+               if (fVector2d) {
+                 if(fFillWithZero) fCalibraVector->UpdateVectorPH(fDetectorPreviousTrack,fd2,i,fPHValue[i]);
+                 else {
+                   if(((Float_t) fPHValue[i] > 0.0)) fCalibraVector->UpdateVectorPH(fDetectorPreviousTrack,fd2,i,fPHValue[i]);
+                 }
+               }
+             }
+           }
+         }
+       }
       }
-    }
-
-    //min amd max
-    if(nentries > maxentries){
-      maxentries = nentries;
-      placemax = idect;
-    }
-    if(idect == 0) {
-      minentries = nentries;
-    }
-    if(nentries < minentries){
-      minentries = nentries;
-      placemin = idect;
-    }
-    //nbwe
-    if(nentries > 0) {
-      nbwe++;
-      meanstats += nentries;
-    }
-  }//calibration groups loop
-  
-  if(nbwe > 0) meanstats /= nbwe;
-  if(counter > 0) meanrelativerror /= counter;
-
-  AliInfo(Form("There are %f calibration groups with entries",nbwe));
-  AliInfo(Form("The minimum number of entries is %f for the group %f",minentries,placemin));
-  AliInfo(Form("The maximum number of entries is %f for the group %f",maxentries,placemax));
-  AliInfo(Form("The mean number of entries is %f",meanstats));
-  if((i%2) == 1) AliInfo(Form("The mean relative error is %f",meanrelativerror));
+      break;
+    default: break;
+    } 
+}
+//////////////////////////////////////////////////////////////////////////////////////////
+// DAQ process functions
+/////////////////////////////////////////////////////////////////////////////////////////
+//_____________________________________________________________________
+Int_t AliTRDCalibraFillHisto::ProcessEventDAQ(AliRawReader *rawReader)
+ { //main
+  //
+  // Event Processing loop - AliTRDrawStream
+  // 
+  // 0 timebin problem
+  // 1 no input
+  // 2 input
+  // Same algorithm as TestBeam but different reader
+  //
 
-  info[0] = nbwe;
-  info[1] = minentries;
-  info[2] = placemin;
-  info[3] = maxentries;
-  info[4] = placemax;
-  info[5] = meanstats;
-  info[6] = meanrelativerror;
+  AliTRDrawStream *rawStream = new AliTRDrawStream(rawReader);
 
-  if(i > 1){
-    gStyle->SetPalette(1);
-    gStyle->SetOptStat(1111);
-    gStyle->SetPadBorderMode(0);
-    gStyle->SetCanvasColor(10);
-    gStyle->SetPadLeftMargin(0.13);
-    gStyle->SetPadRightMargin(0.01);
-    TCanvas *stat = new TCanvas("stat","",50,50,600,800);
-    stat->Divide(2,1);
-    stat->cd(1);
-    NbEntries->Draw("");
-    stat->cd(2);
-    NbEntriesPerSp->SetStats(0);
-    NbEntriesPerSp->Draw("");
-    TCanvas *stat1 = new TCanvas("stat1","",50,50,600,800);
-    stat1->cd();
-    NbEntriesPerGroup->SetStats(0);
-    NbEntriesPerGroup->Draw("");
+  AliTRDdigitsManager *digitsManager = new AliTRDdigitsManager(kTRUE);
+  digitsManager->CreateArrays();
+    
+  Int_t withInput = 1;
+  
+  Double_t phvalue[16][144][36];
+  for(Int_t k = 0; k < 36; k++){
+    for(Int_t j = 0; j < 16; j++){
+      for(Int_t c = 0; c < 144; c++){
+       phvalue[j][c][k] = 0.0;
+      }
+    }
   }
+  
+  fDetectorPreviousTrack = -1;
+  fMCMPrevious           = -1;
+  fROBPrevious           = -1;
+  
+  Int_t nbtimebin = 0;                                        
+  Int_t baseline  = 10;  
 
-  return info;
+  
+    fTimeMax = 0;
+       
+    Int_t det    = 0;
+    while ((det = rawStream->NextChamber(digitsManager, NULL, NULL)) >= 0) { //idetector
+
+      if (digitsManager->GetIndexes(det)->HasEntry()) {//QA
+       //      printf("there is ADC data on this chamber!\n");
+
+       AliTRDarrayADC *digits = (AliTRDarrayADC *) digitsManager->GetDigits(det); //mod
+       if (digits->HasData()) { //array
+         
+         AliTRDSignalIndex   *indexes = digitsManager->GetIndexes(det);
+         if (indexes->IsAllocated() == kFALSE) {
+           AliError("Indexes do not exist!");
+           break;
+         }
+         Int_t iRow  = 0;
+         Int_t iCol  = 0;
+         indexes->ResetCounters();
+         
+         while (indexes->NextRCIndex(iRow, iCol)) { //column,row
+           //printf(" det %d \t row %d \t col %d \t digit\n",det,iRow,iCol);
+           //while (rawStream->Next()) {
+           
+           Int_t idetector = det;                                             //  current detector
+           //Int_t imcm      = rawStream->GetMCM();                            //  current MCM
+           //Int_t irob      = rawStream->GetROB();                            //  current ROB
+           
+         
+           if((fDetectorPreviousTrack != idetector) && (fDetectorPreviousTrack != -1)) {
+             // Fill
+             withInput = TMath::Max(FillDAQ(phvalue),withInput);
+             
+             // reset
+             for(Int_t k = 0; k < 36; k++){
+               for(Int_t j = 0; j < 16; j++){
+                 for(Int_t c = 0; c < 144; c++){
+                   phvalue[j][c][k] = 0.0;
+                 }
+               }
+             }
+           }
+           
+           fDetectorPreviousTrack = idetector;
+           //fMCMPrevious           = imcm;
+           //fROBPrevious           = irob;
+           
+           //    nbtimebin              = rawStream->GetNumberOfTimeBins();              //  number of time bins read from data
+           AliTRDdigitsParam *digitParam = (AliTRDdigitsParam *)digitsManager->GetDigitsParam();
+           nbtimebin              = digitParam->GetNTimeBins(det);              //  number of time bins read from data
+           baseline               = digitParam->GetADCbaseline(det);            //  baseline
+           
+           if(nbtimebin == 0) return 0;
+           if((fTimeMax != 0) && (nbtimebin != fTimeMax)) return 0;
+           fTimeMax          = nbtimebin;
+           
+           fNumberClustersf    = fTimeMax;
+           fNumberClusters     = (Int_t)(fNumberClustersProcent*fTimeMax);
+                 
+           
+           for(Int_t itime = 0; itime < nbtimebin; itime++) {
+             //            phvalue[row][col][itime] = signal[itime]-baseline;
+             phvalue[iRow][iCol][itime] = (Short_t)(digits->GetData(iRow,iCol,itime) - baseline);
+             /*if(phvalue[iRow][iCol][itime] >= 20) {
+                printf("----------> phvalue[%d][%d][%d] %d  baseline %d \n",
+                      iRow,
+                      iCol,
+                      itime,
+                      (Short_t)(digits->GetData(iRow,iCol,itime)),
+                      baseline);
+                      }*/
+           }
+           
+         }//column,row
+         
+         // fill the last one
+         if(fDetectorPreviousTrack != -1){
+           
+           // Fill
+           withInput = TMath::Max(FillDAQ(phvalue),withInput);
+           //      printf("\n ---> withinput %d\n\n",withInput);
+           // reset
+           for(Int_t k = 0; k < 36; k++){
+             for(Int_t j = 0; j < 16; j++){
+               for(Int_t c = 0; c < 144; c++){
+                 phvalue[j][c][k] = 0.0;
+               }
+             }
+           }
+         }
+         
+       }//array
+      }//QA
+      digitsManager->ClearArrays(det);
+    }//idetector
+    delete digitsManager;
+
+    delete rawStream;
+    return withInput;
+ }//main
+//_____________________________________________________________________
+//////////////////////////////////////////////////////////////////////////////
+// Routine inside the DAQ process
+/////////////////////////////////////////////////////////////////////////////
+//_______________________________________________________________________
+Int_t AliTRDCalibraFillHisto::FillDAQ(Double_t phvalue[16][144][36]){
 
-}
-//____________________________________________________________________________
-Double_t *AliTRDCalibraFillHisto::GetMeanMedianRMSNumberCH()
-{
   //
-  // Return a Int_t[4] with:
-  // 0 Mean number of entries
-  // 1 median of number of entries
-  // 2 rms of number of entries
-  // 3 number of group with entries
+  // Look for the maximum by collapsing over the time
+  // Sum over four pad col and two pad row
   //
 
-  Double_t *stat      = new Double_t[4]; 
-  stat[3]             = 0.0;
+  Int_t used = 0;
 
-  Int_t    nbofgroups = CalculateTotalNumberOfBins(0);
-  Double_t *weight    = new Double_t[nbofgroups];
-  Int_t    *nonul     = new Int_t[nbofgroups];
-  for(Int_t k = 0; k < nbofgroups; k++){
-    if(fEntriesCH[k] > 0) {
-      weight[k] = 1.0;
-      nonul[(Int_t)stat[3]] = fEntriesCH[k];
-      stat[3]++;
-    }
-    else weight[k] = 0.0;
+
+  Int_t idect = fDetectorPreviousTrack;      
+  //printf("Enter Detector %d\n",fDetectorPreviousTrack);
+  Double_t sum[36];
+  for(Int_t tb = 0; tb < 36; tb++){
+    sum[tb] = 0.0;
   }
-  stat[0]          = TMath::Mean(nbofgroups,fEntriesCH,weight); 
-  stat[1]          = TMath::Median(nbofgroups,fEntriesCH,weight); 
-  stat[2]          = TMath::RMS((Int_t)stat[3],nonul); 
 
-  return stat;
+  //fGoodTracklet = kTRUE;
+  //fDetectorPreviousTrack = 0;  
 
-}
-//____________________________________________________________________________
-Double_t *AliTRDCalibraFillHisto::GetMeanMedianRMSNumberLinearFitter() const
-{
-  //
-  // Return a Int_t[4] with:
-  // 0 Mean number of entries
-  // 1 median of number of entries
-  // 2 rms of number of entries
-  // 3 number of group with entries
-  //
 
-  Double_t *stat      = new Double_t[4]; 
-  stat[3]             = 0.0;
+  ///////////////////////////
+  // look for maximum
+  /////////////////////////
 
-  Int_t    nbofgroups = 540;
-  Double_t *weight    = new Double_t[nbofgroups];
-  Int_t    *nonul     = new Int_t[nbofgroups]; 
+  Int_t imaxRow = 0;
+  Int_t imaxCol = 0;
+  Double_t integralMax = -1;
+  
+  for (Int_t ir = 1; ir <= 15; ir++)
+    {
+      for (Int_t ic = 2; ic <= 142; ic++)
+       {
+         Double_t integral = 0;                  
+         for (Int_t ishiftR = 0; ishiftR < fNumberRowDAQ; ishiftR++)
+           {
+             for (Int_t ishiftC = -fNumberColDAQ; ishiftC < fNumberColDAQ; ishiftC++)
+               {
+                 if (ir + ishiftR >= 1 && ir + ishiftR <= 16 &&
+                     ic + ishiftC >= 1 && ic + ishiftC <= 144)
+                   {
+
+                     for(Int_t tb = 0; tb< fTimeMax; tb++){
+                       integral += phvalue[ir + ishiftR-1][ic + ishiftC-1][tb];
+                     }// addtb
+                   } //addsignal
+               } //shiftC
+           } // shiftR
+         if (integralMax < integral)
+           {
+             imaxRow = ir;
+             imaxCol = ic;
+             integralMax = integral;
+             
+           } // check max integral
+       } //ic
+    } // ir
+
+  //  printf("imaxRow %d, imaxCol %d, fTimeMax %d, integralMax %f\n",imaxRow,imaxCol,fTimeMax, integralMax);
+  //if((imaxRow == 0) || (imaxRow >= 15) || (imaxCol <= 3) || (imaxCol >= 140)) {
+  //  used=1;
+  //  return used;
+  // }
+
+  if(((imaxRow + fNumberRowDAQ) > 16) || (imaxRow == 0) || ((imaxCol - fNumberColDAQ) <= 1) || ((imaxCol + fNumberColDAQ) >= 144)) {
+    used=1;
+    return used;
+  }
+  //CheckGoodTrackletV0(fDetectorPreviousTrack,imaxRow,imaxCol);
+  //if(!fGoodTracklet) used = 1;;
+  
+  //  /////////////////////////////////////////////////////
+  // sum ober 2 row and 4 pad cols for each time bins
+  //  ////////////////////////////////////////////////////       
+  
+  
+  
+  for (Int_t ishiftR = 0; ishiftR < fNumberRowDAQ; ishiftR++)
+    {
+      for (Int_t ishiftC = -fNumberColDAQ; ishiftC < fNumberColDAQ; ishiftC++)
+       {
+         if (imaxRow + ishiftR >= 1 && imaxRow + ishiftR <= 16 &&
+             imaxCol + ishiftC >= 1 && imaxCol + ishiftC <= 144)
+           { 
+             for(Int_t it = 0; it < fTimeMax; it++){
+               sum[it] += phvalue[imaxRow + ishiftR-1][imaxCol + ishiftC-1][it];
+             } 
+           }
+       } // col shift
+    }// row shift
 
-  for(Int_t k = 0; k < nbofgroups; k++){
-    if(fEntriesLinearFitter[k] > 0) {
-      weight[k] = 1.0;
-      nonul[(Int_t) stat[3]] = fEntriesLinearFitter[k];
-      stat[3]++;     
+  Int_t nbcl = 0;
+  Double_t sumcharge = 0.0;
+  for(Int_t it = 0; it < fTimeMax; it++){
+    sumcharge += sum[it];
+    if(sum[it] > fThresholdClustersDAQ)  nbcl++;
+  }
+
+
+  /////////////////////////////////////////////////////////
+  // Debug
+  ////////////////////////////////////////////////////////
+  if(fDebugLevel > 0){
+    if ( !fDebugStreamer ) {
+      //debug stream
+      TDirectory *backup = gDirectory;
+      fDebugStreamer = new TTreeSRedirector("TRDdebugCalibraFill.root");
+      if ( backup ) backup->cd();  //we don't want to be cd'd to the debug streamer
+    }     
+
+    Double_t amph0 = sum[0];
+    Double_t amphlast = sum[fTimeMax-1];
+    Double_t rms      = TMath::RMS(fTimeMax,sum);
+    Int_t    goodtracklet = (Int_t) fGoodTracklet;
+    for(Int_t it = 0; it < fTimeMax; it++){
+      Double_t clustera = sum[it]; 
+
+    (* fDebugStreamer) << "FillDAQa"<<
+      "ampTotal="<<sumcharge<<
+      "row="<<imaxRow<<
+      "col="<<imaxCol<<
+      "detector="<<idect<<
+      "amph0="<<amph0<<
+      "amphlast="<<amphlast<<
+      "goodtracklet="<<goodtracklet<<
+      "clustera="<<clustera<<
+      "it="<<it<<
+      "rms="<<rms<<
+      "nbcl="<<nbcl<<
+      "\n"; 
     }
-    else weight[k] = 0.0;
   }
-  stat[0]          = TMath::Mean(nbofgroups,fEntriesLinearFitter,weight); 
-  stat[1]          = TMath::Median(nbofgroups,fEntriesLinearFitter,weight); 
-  stat[2]          = TMath::RMS((Int_t)stat[3],nonul); 
 
-  return stat;
+  ////////////////////////////////////////////////////////
+  // fill
+  ///////////////////////////////////////////////////////
+  //printf("fNumberClusters %d, fNumberClustersf %d\n",fNumberClusters,fNumberClustersf);
+  if(sum[0] > 100.0) used = 1; 
+  if(nbcl < fNumberClusters) used = 1;
+  if(nbcl > fNumberClustersf) used = 1;
+
+  //if(fDetectorPreviousTrack == 15){
+  //  printf("rms %f and first time bin %f\n",TMath::RMS(fTimeMax,sum),sum[0]);
+  //}
+  //if((TMath::RMS(fTimeMax,sum) <= 10.0) && (sum[0] > 200.0)) return 1;
+  if(used == 0){
+    for(Int_t it = 0; it < fTimeMax; it++){
+      if(fFillWithZero) UpdateDAQ(fDetectorPreviousTrack,0,0,it,sum[it],fTimeMax); 
+      else{
+       if(sum[it] > 0.0) UpdateDAQ(fDetectorPreviousTrack,0,0,it,sum[it],fTimeMax); 
+      } 
+      //if(fFillWithZero) UpdateDAQ(0,0,0,it,sum[it],fTimeMax);
+      //else{
+      // if(sum[it] > 0.0) UpdateDAQ(0,0,0,it,sum[it],fTimeMax);
+      //}
+    }
+    
+   
+    //((TH2I *)GetCH2d()->Fill(sumcharge/30.0,fDetectorPreviousTrack));
+    used = 2;
+    //printf("Pass Detector %d\n",fDetectorPreviousTrack);
 
+  }
+  return used;
+  
 }
-//_____________________________________________________________________________
-void AliTRDCalibraFillHisto::SetNumberGroupsPRF(Short_t numberGroupsPRF)
+//____________Online trackling in AliTRDtrigger________________________________
+Bool_t AliTRDCalibraFillHisto::UpdateDAQ(Int_t det, Int_t /*row*/, Int_t /*col*/, Int_t timebin, Float_t signal, Int_t nbtimebins)
 {
   //
-  // Should be between 0 and 6
+  // For the DAQ
+  // Fill a simple average pulse height
   //
-  if ((numberGroupsPRF < 0) || (numberGroupsPRF > 6)) {
-    AliInfo("The number of groups must be between 0 and 6!");
-  } 
-  else {
-    fNgroupprf = numberGroupsPRF;
-  }
 
-} 
-//_____________________________________________________________________________
-void AliTRDCalibraFillHisto::SetRelativeScale(Float_t RelativeScale)
+  
+  ((TProfile2D *)GetPH2d(nbtimebins,fSf))->Fill((Float_t) timebin/fSf,det+0.5,(Float_t) signal); 
+
+  return kTRUE;
+  
+}
+//____________Write_____________________________________________________
+//_____________________________________________________________________
+void AliTRDCalibraFillHisto::Write2d(const Char_t *filename, Bool_t append)
 {
   //
-  // Set the factor that will divide the deposited charge
-  // to fit in the histo range [0,300]
+  //  Write infos to file
   //
-  if (RelativeScale > 0.0) {
-    fRelativeScale = RelativeScale;
-  } 
-  else {
-    AliInfo("RelativeScale must be strict positif!");
+  
+  //For debugging
+  if ( fDebugStreamer ) {
+    delete fDebugStreamer;
+    fDebugStreamer = 0x0;
   }
 
-} 
-
-//_____________________________________________________________________________
-void AliTRDCalibraFillHisto::SetNz(Int_t i, Short_t Nz)
-{
-  //
-  // Set the mode of calibration group in the z direction for the parameter i
-  // 
+  AliInfo(Form("Numbertrack: %d Numberusedch[0]: %d, Numberusedch[1]: %d Numberusedph[0]: %d, Numberusedph[1]: %d"
+              ,fNumberTrack
+              ,fNumberUsedCh[0]
+              ,fNumberUsedCh[1]
+              ,fNumberUsedPh[0]
+              ,fNumberUsedPh[1]));
+  
+  TDirectory *backup = gDirectory;
+  TString option;
+  
+  if ( append )
+    option = "update";
+  else
+    option = "recreate";
+  
+  TFile f(filename,option.Data());
+  
+  TStopwatch stopwatch;
+  stopwatch.Start();
+  if(fVector2d) {
+    f.WriteTObject(fCalibraVector);
+  }
 
-  if ((Nz >= 0) && 
-      (Nz <  5)) {
-    fCalibraMode->SetNz(i, Nz); 
+  if (fCH2dOn ) {
+    if (fHisto2d) {
+      f.WriteTObject(fCH2d);
+    }
   }
-  else { 
-    AliInfo("You have to choose between 0 and 4");
+  if (fPH2dOn ) {
+    if (fHisto2d) {
+      f.WriteTObject(fPH2d);
+    }
   }
-
-}
-
-//_____________________________________________________________________________
-void AliTRDCalibraFillHisto::SetNrphi(Int_t i, Short_t Nrphi)
-{
-  //
-  // Set the mode of calibration group in the rphi direction for the parameter i
-  //
-  if ((Nrphi >= 0) && 
-      (Nrphi <  7)) {
-    fCalibraMode->SetNrphi(i ,Nrphi); 
+  if (fPRF2dOn) {
+    if (fHisto2d) {
+       f.WriteTObject(fPRF2d);
+    }
   }
-  else {
-    AliInfo("You have to choose between 0 and 6");
+  if(fLinearFitterOn){
+    if(fLinearFitterDebugOn) AnalyseLinearFitter();
+    f.WriteTObject(fLinearVdriftFit);
   }
-
+   
+  f.Close();
+  
+  if ( backup ) backup->cd();
+  
+  AliInfo(Form("Execution time Write2d: R:%.2fs C:%.2fs"
+              ,stopwatch.RealTime(),stopwatch.CpuTime()));
 }
-//____________Protected Functions______________________________________________
-//____________Create the 2D histo to be filled online__________________________
-//
-//_____________________________________________________________________________
-void AliTRDCalibraFillHisto::CreatePRF2d(Int_t nn)
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Stats stuff
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//___________________________________________probe the histos__________________________________________________
+Double_t *AliTRDCalibraFillHisto::StatH(TH2 *h, Int_t i)
 {
   //
-  // Create the 2D histos: here we have 2*fNgroupprf bins in tnp of 0.2 amplitude each
-  // If fNgroupprf is zero then no binning in tnp
+  // Check the number of stats in h, 0 is TH2I 1 is TProfile2D
+  // debug mode with 2 for TH2I and 3 for TProfile2D
+  // It gives a pointer to a Double_t[7] with the info following...
+  // [0] : number of calibration groups with entries
+  // [1] : minimal number of entries found
+  // [2] : calibration group number of the min
+  // [3] : maximal number of entries found
+  // [4] : calibration group number of the max
+  // [5] : mean number of entries found
+  // [6] : mean relative error
   //
 
-  TString name("Nz");
-  name += fCalibraMode->GetNz(2);
-  name += "Nrphi";
-  name += fCalibraMode->GetNrphi(2);
-  name += "Ngp";
-  name += fNgroupprf;
+  Double_t *info = new Double_t[7];
+   
+  // Number of Xbins (detectors or groups of pads)
+  Int_t    nbins   = h->GetNbinsY(); //number of calibration groups
+  Int_t    nxbins  = h->GetNbinsX(); //number of bins per histo
 
-  if(fNgroupprf != 0){
+  // Initialise
+  Double_t nbwe = 0; //number of calibration groups with entries
+  Double_t minentries = 0; //minimal number of entries found
+  Double_t maxentries = 0; //maximal number of entries found
+  Double_t placemin = 0; //calibration group number of the min
+  Double_t placemax = -1; //calibration group number of the max
+  Double_t meanstats = 0.0; //mean number of entries over the calibration group with at least ome entry
+  Double_t meanrelativerror = 0.0; //mean relativ error in the TProfile2D
+
+  Double_t counter = 0;
+
+  //Debug
+  TH1F *nbEntries = 0x0;//distribution of the number of entries
+  TH1F *nbEntriesPerGroup = 0x0;//Number of entries per group
+  TProfile *nbEntriesPerSp = 0x0;//Number of entries for one supermodule
     
-    fPRF2d = new TProfile2D("PRF2d",(const Char_t *) name
-                           ,2*fNgroupprf*fNumberBinPRF,-3.0*fNgroupprf,3.0*fNgroupprf,nn,0,nn);
-    fPRF2d->SetYTitle("Det/pad groups");
-    fPRF2d->SetXTitle("Position x/W [pad width units]");
-    fPRF2d->SetZTitle("Q_{i}/Q_{total}");
-    fPRF2d->SetStats(0);
-  }
-  else{
-    fPRF2d = new TProfile2D("PRF2d",(const Char_t *) name
-                           ,fNumberBinPRF,-1.5,1.5,nn,0,nn);
-    fPRF2d->SetYTitle("Det/pad groups");
-    fPRF2d->SetXTitle("Position x/W [pad width units]");
-    fPRF2d->SetZTitle("Q_{i}/Q_{total}");
-    fPRF2d->SetStats(0);
-  }
+  // Beginning of the loop over the calibration groups 
+  for (Int_t idect = 0; idect < nbins; idect++) {
 
-}
+    TH1I *projch = (TH1I *) h->ProjectionX("projch",idect+1,idect+1,(Option_t *)"e");
+    projch->SetDirectory(0);
+    
+    // Number of entries for this calibration group
+    Double_t nentries = 0.0;
+    if((i%2) == 0){
+      for (Int_t k = 0; k < nxbins; k++) {
+       nentries += h->GetBinContent(h->GetBin(k+1,idect+1));
+      }
+    }
+    else{
+      for (Int_t k = 0; k < nxbins; k++) {
+       nentries += ((TProfile2D *)h)->GetBinEntries(h->GetBin(k+1,idect+1));
+       if(h->GetBinContent(h->GetBin(k+1,idect+1)) != 0) {
+         meanrelativerror += (h->GetBinError(h->GetBin(k+1,idect+1))/(TMath::Abs(h->GetBinContent(h->GetBin(k+1,idect+1)))));
+         counter++;
+       } 
+      }
+    }
 
-//_____________________________________________________________________________
-void AliTRDCalibraFillHisto::CreatePH2d(Int_t nn)
-{
-  //
-  // Create the 2D histos
-  //
+    //Debug
+    if(i > 1){
+      if(nentries > 0){
+       if(!((Bool_t)nbEntries)) nbEntries = new TH1F("Number of entries","Number of entries",100,(Int_t)nentries/2,nentries*2);
+       nbEntries->SetDirectory(0);
+       nbEntries->Fill(nentries);
+       if(!((Bool_t)nbEntriesPerGroup)) nbEntriesPerGroup = new TH1F("Number of entries per group","Number of entries per group",nbins,0,nbins);
+       nbEntriesPerGroup->SetDirectory(0);
+       nbEntriesPerGroup->Fill(idect+0.5,nentries);
+       if(!((Bool_t)nbEntriesPerSp)) nbEntriesPerSp = new TProfile("Number of entries per supermodule","Number of entries per supermodule",(Int_t)(nbins/18),0,(Int_t)(nbins/18));
+       nbEntriesPerSp->SetDirectory(0);
+       nbEntriesPerSp->Fill((idect%((Int_t)(nbins/18)))+0.5,nentries);
+      }
+    }
 
-  TString name("Nz");
-  name += fCalibraMode->GetNz(1);
-  name += "Nrphi";
-  name += fCalibraMode->GetNrphi(1);
+    //min amd max
+    if(nentries > maxentries){
+      maxentries = nentries;
+      placemax = idect;
+    }
+    if(idect == 0) {
+      minentries = nentries;
+    }
+    if(nentries < minentries){
+      minentries = nentries;
+      placemin = idect;
+    }
+    //nbwe
+    if(nentries > 0) {
+      nbwe++;
+      meanstats += nentries;
+    }
+  }//calibration groups loop
   
-  fPH2d = new TProfile2D("PH2d",(const Char_t *) name
-                        ,fTimeMax,-0.5/fSf,(Float_t) (fTimeMax-0.5)/fSf
-                        ,nn,0,nn);
-  fPH2d->SetYTitle("Det/pad groups");
-  fPH2d->SetXTitle("time [#mus]");
-  fPH2d->SetZTitle("<PH> [a.u.]");
-  fPH2d->SetStats(0);
+  if(nbwe > 0) meanstats /= nbwe;
+  if(counter > 0) meanrelativerror /= counter;
 
-}
-//_____________________________________________________________________________
-void AliTRDCalibraFillHisto::CreateCH2d(Int_t nn)
-{
-  //
-  // Create the 2D histos
-  //
+  AliInfo(Form("There are %f calibration groups with entries",nbwe));
+  AliInfo(Form("The minimum number of entries is %f for the group %f",minentries,placemin));
+  AliInfo(Form("The maximum number of entries is %f for the group %f",maxentries,placemax));
+  AliInfo(Form("The mean number of entries is %f",meanstats));
+  if((i%2) == 1) AliInfo(Form("The mean relative error is %f",meanrelativerror));
 
-  TString name("Nz");
-  name += fCalibraMode->GetNz(0);
-  name += "Nrphi";
-  name += fCalibraMode->GetNrphi(0);
+  info[0] = nbwe;
+  info[1] = minentries;
+  info[2] = placemin;
+  info[3] = maxentries;
+  info[4] = placemax;
+  info[5] = meanstats;
+  info[6] = meanrelativerror;
 
-  fCH2d = new TH2I("CH2d",(const Char_t *) name
-                  ,fNumberBinCharge,0,300,nn,0,nn);
-  fCH2d->SetYTitle("Det/pad groups");
-  fCH2d->SetXTitle("charge deposit [a.u]");
-  fCH2d->SetZTitle("counts");
-  fCH2d->SetStats(0);
-  fCH2d->Sumw2();
+  if(nbEntries && nbEntriesPerSp && nbEntriesPerGroup){
+    gStyle->SetPalette(1);
+    gStyle->SetOptStat(1111);
+    gStyle->SetPadBorderMode(0);
+    gStyle->SetCanvasColor(10);
+    gStyle->SetPadLeftMargin(0.13);
+    gStyle->SetPadRightMargin(0.01);
+    TCanvas *stat = new TCanvas("stat","",50,50,600,800);
+    stat->Divide(2,1);
+    stat->cd(1);
+    nbEntries->Draw("");
+    stat->cd(2);
+    nbEntriesPerSp->SetStats(0);
+    nbEntriesPerSp->Draw("");
+    TCanvas *stat1 = new TCanvas("stat1","",50,50,600,800);
+    stat1->cd();
+    nbEntriesPerGroup->SetStats(0);
+    nbEntriesPerGroup->Draw("");
+  }
 
-}
+  return info;
 
-//____________Offine tracking in the AliTRDtracker_____________________________
-void AliTRDCalibraFillHisto::FillTheInfoOfTheTrackCH()
+}
+//____________________________________________________________________________
+Double_t *AliTRDCalibraFillHisto::GetMeanMedianRMSNumberCH()
 {
   //
-  // For the offline tracking or mcm tracklets
-  // This function will be called in the functions UpdateHistogram... 
-  // to fill the info of a track for the relativ gain calibration
+  // Return a Int_t[4] with:
+  // 0 Mean number of entries
+  // 1 median of number of entries
+  // 2 rms of number of entries
+  // 3 number of group with entries
   //
-       
-  Int_t nb            =  0;   // Nombre de zones traversees
-  Int_t fd            = -1;   // Premiere zone non nulle
-  Float_t totalcharge = 0.0;  // Total charge for the supermodule histo
 
-  
-  
-  // See if the track goes through different zones
-  for (Int_t k = 0; k < fCalibraMode->GetNfragZ(0)*fCalibraMode->GetNfragRphi(0); k++) {
-    if (fAmpTotal[k] > 0.0) {
-      totalcharge += fAmpTotal[k];
-      nb++;
-      if (nb == 1) {
-        fd = k;
-      }
-    }
-  }
+  Double_t *stat = new Double_t[4];
+  stat[3]             = 0.0;
 
+  Int_t    nbofgroups = CalculateTotalNumberOfBins(0);
   
-  switch (nb)
-    { 
-    case 1:
-      fNumberUsedCh[0]++;
-      fEntriesCH[fCalibraMode->GetXbins(0)+fd]++;
-      if (fHisto2d) {
-       FillCH2d(fCalibraMode->GetXbins(0)+fd,fAmpTotal[fd]/fRelativeScale);
-       //fCH2d->Fill(fAmpTotal[fd]/fRelativeScale,fCalibraMode->GetXbins(0)+fd+0.5);
-      }
-      if (fVector2d) {
-       fCalibraVector->UpdateVectorCH(fDetectorPreviousTrack,fd,fAmpTotal[fd]/fRelativeScale);
-      }
-      break;
-    case 2:
-      if ((fAmpTotal[fd]   > 0.0) && 
-         (fAmpTotal[fd+1] > 0.0)) {
-       // One of the two very big
-       if (fAmpTotal[fd] > fProcent*fAmpTotal[fd+1]) {
-         if (fHisto2d) {
-           FillCH2d(fCalibraMode->GetXbins(0)+fd,fAmpTotal[fd]/fRelativeScale);
-           //fCH2d->Fill(fAmpTotal[fd]/fRelativeScale,fCalibraMode->GetXbins(0)+fd+0.5);
-         }
-         if (fVector2d) {
-           fCalibraVector->UpdateVectorCH(fDetectorPreviousTrack,fd,fAmpTotal[fd]/fRelativeScale);
-         }
-         fNumberUsedCh[1]++;
-         fEntriesCH[fCalibraMode->GetXbins(0)+fd]++;
-       }
-       if (fAmpTotal[fd+1] > fProcent*fAmpTotal[fd]) {
-         if (fHisto2d) {
-           FillCH2d(fCalibraMode->GetXbins(0)+fd+1,fAmpTotal[fd+1]/fRelativeScale);
-           //fCH2d->Fill(fAmpTotal[fd+1]/fRelativeScale,fCalibraMode->GetXbins(0)+fd+1.5);
-         }
-         if (fVector2d) {
-           fCalibraVector->UpdateVectorCH(fDetectorPreviousTrack,fd+1,fAmpTotal[fd+1]/fRelativeScale);
-         }
-         fNumberUsedCh[1]++;
-         fEntriesCH[fCalibraMode->GetXbins(0)+fd+1]++;
-       }
-      }
-      if (fCalibraMode->GetNfragZ(0) > 1) {
-       if (fAmpTotal[fd] > 0.0) {
-         if ((fd+fCalibraMode->GetNfragZ(0)) < (fCalibraMode->GetNfragZ(0)*fCalibraMode->GetNfragRphi(0))) {
-           if (fAmpTotal[fd+fCalibraMode->GetNfragZ(0)] > 0.0) {
-             // One of the two very big
-             if (fAmpTotal[fd] > fProcent*fAmpTotal[fd+fCalibraMode->GetNfragZ(0)]) {
-               if (fHisto2d) {
-                 FillCH2d(fCalibraMode->GetXbins(0)+fd,fAmpTotal[fd]/fRelativeScale);
-                 //fCH2d->Fill(fAmpTotal[fd]/fRelativeScale,fCalibraMode->GetXbins(0)+fd+0.5);
-               }
-               if (fVector2d) {
-                 fCalibraVector->UpdateVectorCH(fDetectorPreviousTrack,fd,fAmpTotal[fd]/fRelativeScale);
-               }
-               fNumberUsedCh[1]++;
-               fEntriesCH[fCalibraMode->GetXbins(0)+fd]++;
-             }
-             if (fAmpTotal[fd+fCalibraMode->GetNfragZ(0)] > fProcent*fAmpTotal[fd]) {
-               if (fHisto2d) {
-                 FillCH2d(fCalibraMode->GetXbins(0)+fd+fCalibraMode->GetNfragZ(0),fAmpTotal[fd+fCalibraMode->GetNfragZ(0)]/fRelativeScale);
-                 //fCH2d->Fill(fAmpTotal[fd+fCalibraMode->GetNfragZ(0)]/fRelativeScale,fCalibraMode->GetXbins(0)+fd+fCalibraMode->GetNfragZ(0)+0.5);
-               }
-               fNumberUsedCh[1]++;
-               fEntriesCH[fCalibraMode->GetXbins(0)+fd+fCalibraMode->GetNfragZ(0)]++;
-               if (fVector2d) {
-                 fCalibraVector->UpdateVectorCH(fDetectorPreviousTrack,fd+fCalibraMode->GetNfragZ(0),fAmpTotal[fd+fCalibraMode->GetNfragZ(0)]/fRelativeScale);
-               }
-             }
-           }
-         }
-       }
-      }
-      break;
-    default: break;
+  Double_t *weight = new Double_t[nbofgroups];
+  Double_t *nonul = new Double_t[nbofgroups];
+  for(Int_t k = 0; k < nbofgroups; k++){
+    if(fEntriesCH[k] > 0) {
+      weight[k] = 1.0;
+      nonul[(Int_t)stat[3]] = fEntriesCH[k];
+      stat[3]++;
     }
+    else weight[k] = 0.0;
+  }
+  stat[0]          = TMath::Mean(nbofgroups,fEntriesCH,weight); 
+  stat[1]          = TMath::Median(nbofgroups,fEntriesCH,weight); 
+  stat[2]          = TMath::RMS((Int_t)stat[3],nonul); 
+
+  delete [] weight;
+  delete [] nonul;
+
+  return stat;
+
 }
-//____________Offine tracking in the AliTRDtracker_____________________________
-void AliTRDCalibraFillHisto::FillTheInfoOfTheTrackPH()
+//____________________________________________________________________________
+Double_t *AliTRDCalibraFillHisto::GetMeanMedianRMSNumberLinearFitter() const
 {
   //
-  // For the offline tracking or mcm tracklets
-  // This function will be called in the functions UpdateHistogram... 
-  // to fill the info of a track for the drift velocity  calibration
+  // Return a Int_t[4] with:
+  // 0 Mean number of entries
+  // 1 median of number of entries
+  // 2 rms of number of entries
+  // 3 number of group with entries
   //
-    
-  Int_t nb  =  1; // Nombre de zones traversees 1, 2 ou plus de 3
-  Int_t fd1 = -1; // Premiere zone non nulle
-  Int_t fd2 = -1; // Deuxieme zone non nulle
-  Int_t k1  = -1; // Debut de la premiere zone
-  Int_t k2  = -1; // Debut de la seconde zone
 
-  // See if the track goes through different zones
-  for (Int_t k = 0; k < fTimeMax; k++) {
-    if (fPHValue[k] > 0.0) {
-      if (fd1 == -1) {
-       fd1 = fPHPlace[k];
-       k1  = k;              
-      }
-      if (fPHPlace[k] != fd1) {
-       if (fd2 == -1) {
-         k2  = k;
-         fd2 = fPHPlace[k];
-         nb  = 2;
-       }
-       if (fPHPlace[k] != fd2) {
-          nb = 3;
-       }
-      }
+  Double_t *stat      = new Double_t[4]; 
+  stat[3]             = 0.0;
+
+  Int_t    nbofgroups = 540;
+  Double_t *weight    = new Double_t[nbofgroups];
+  Int_t    *nonul     = new Int_t[nbofgroups]; 
+
+  for(Int_t k = 0; k < nbofgroups; k++){
+    if(fEntriesLinearFitter[k] > 0) {
+      weight[k] = 1.0;
+      nonul[(Int_t) stat[3]] = fEntriesLinearFitter[k];
+      stat[3]++;     
     }
+    else weight[k] = 0.0;
   }
+  stat[0]          = TMath::Mean(nbofgroups,fEntriesLinearFitter,weight); 
+  stat[1]          = TMath::Median(nbofgroups,fEntriesLinearFitter,weight); 
+  stat[2]          = TMath::RMS((Int_t)stat[3],nonul); 
+
+  delete [] weight;
+  delete [] nonul;
+
+  return stat;
 
-  
-  switch(nb)
-    {
-    case 1:
-      fNumberUsedPh[0]++;
-      for (Int_t i = 0; i < fTimeMax; i++) {
-       if (fHisto2d) {
-         fPH2d->Fill((Float_t) i/fSf,(fCalibraMode->GetXbins(1)+fd1)+0.5,(Float_t) fPHValue[i]);
-       }
-       if (fVector2d) {
-         fCalibraVector->UpdateVectorPH(fDetectorPreviousTrack,fd1,i,fPHValue[i]);
-       }
-      }
-      break;
-    case 2:
-      if ((fd1 == fd2+1) || 
-         (fd2 == fd1+1)) {
-       // One of the two fast all the think
-       if (k2 > (k1+fDifference)) {
-         //we choose to fill the fd1 with all the values
-         fNumberUsedPh[1]++;
-         for (Int_t i = 0; i < fTimeMax; i++) {
-           if (fHisto2d) {
-             fPH2d->Fill((Float_t) i/fSf,(fCalibraMode->GetXbins(1)+fd1)+0.5,(Float_t) fPHValue[i]);
-           }
-           if (fVector2d) {
-             fCalibraVector->UpdateVectorPH(fDetectorPreviousTrack,fd1,i,fPHValue[i]);
-           }
-         }
-       }
-       if ((k2+fDifference) < fTimeMax) {
-         //we choose to fill the fd2 with all the values
-         fNumberUsedPh[1]++;
-         for (Int_t i = 0; i < fTimeMax; i++) {
-           if (fHisto2d) {
-             fPH2d->Fill((Float_t) i/fSf,(fCalibraMode->GetXbins(1)+fd2)+0.5,(Float_t) fPHValue[i]);
-           }
-         if (fVector2d) {
-           fCalibraVector->UpdateVectorPH(fDetectorPreviousTrack,fd2,i,fPHValue[i]);
-         }
-         }
-       }
-      }
-      // Two zones voisines sinon rien!
-      if (fCalibraMode->GetNfragZ(1) > 1) {
-       // Case 2
-       if ((fd1+fCalibraMode->GetNfragZ(1)) < (fCalibraMode->GetNfragZ(1)*fCalibraMode->GetNfragRphi(1))) {
-         if (fd2 == (fd1+fCalibraMode->GetNfragZ(1))) {
-           // One of the two fast all the think
-           if (k2 > (k1+fDifference)) {
-             //we choose to fill the fd1 with all the values
-             fNumberUsedPh[1]++;
-             for (Int_t i = 0; i < fTimeMax; i++) {
-               if (fHisto2d) {
-                 fPH2d->Fill((Float_t) i/fSf,(fCalibraMode->GetXbins(1)+fd1)+0.5,(Float_t) fPHValue[i]);
-               }
-               if (fVector2d) {
-                 fCalibraVector->UpdateVectorPH(fDetectorPreviousTrack,fd1,i,fPHValue[i]);
-               }
-             }
-           }
-           if ((k2+fDifference) < fTimeMax) {
-             //we choose to fill the fd2 with all the values
-             fNumberUsedPh[1]++;
-             for (Int_t i = 0; i < fTimeMax; i++) {
-               if (fHisto2d) {
-                 fPH2d->Fill((Float_t) i/fSf,(fCalibraMode->GetXbins(1)+fd2)+0.5,(Float_t) fPHValue[i]);
-               }
-               if (fVector2d) {
-                 fCalibraVector->UpdateVectorPH(fDetectorPreviousTrack,fd2,i,fPHValue[i]);
-               }
-             }
-           }
-         }
-       }
-       // Two zones voisines sinon rien!
-       // Case 3
-       if ((fd1 - fCalibraMode->GetNfragZ(1)) >= 0) {
-         if (fd2 == (fd1 - fCalibraMode->GetNfragZ(1))) {
-           // One of the two fast all the think
-           if (k2 > (k1 + fDifference)) {
-             //we choose to fill the fd1 with all the values
-             fNumberUsedPh[1]++;
-             for (Int_t i = 0; i < fTimeMax; i++) {
-               if (fHisto2d) {
-                 fPH2d->Fill((Float_t) i/fSf,(fCalibraMode->GetXbins(1)+fd1)+0.5,(Float_t) fPHValue[i]);
-               }
-               if (fVector2d) {
-                 fCalibraVector->UpdateVectorPH(fDetectorPreviousTrack,fd1,i,fPHValue[i]);
-               }
-             }
-           }
-           if ((k2+fDifference) < fTimeMax) {
-             //we choose to fill the fd2 with all the values
-             fNumberUsedPh[1]++;
-             for (Int_t i = 0; i < fTimeMax; i++) {
-               if (fHisto2d) {
-                 fPH2d->Fill((Float_t) i/fSf,(fCalibraMode->GetXbins(1)+fd2)+0.5,(Float_t) fPHValue[i]);
-               }
-               if (fVector2d) {
-                 fCalibraVector->UpdateVectorPH(fDetectorPreviousTrack,fd2,i,fPHValue[i]);
-               }
-             }
-           }
-         }
-       }
-      }
-      break;
-    default: break;
-    } 
 }
-//____________Offine tracking in the AliTRDtracker_____________________________
-Bool_t AliTRDCalibraFillHisto::FindP1TrackPH()
+//////////////////////////////////////////////////////////////////////////////////////
+// Create Histos
+//////////////////////////////////////////////////////////////////////////////////////
+//_____________________________________________________________________________
+void AliTRDCalibraFillHisto::CreatePRF2d(Int_t nn)
 {
   //
-  // For the offline tracking
-  // This function will be called in the functions UpdateHistogram... 
-  // to fill the find the parameter P1 of a track for the drift velocity  calibration
+  // Create the 2D histos: here we have 2*fNgroupprf bins in tnp of 0.2 amplitude each
+  // If fNgroupprf is zero then no binning in tnp
   //
 
-   
-  //Number of points: if less than 3 return kFALSE
-  Int_t Npoints = fListClusters->GetEntriesFast();
-  if(Npoints <= 2) return kFALSE;
+  TString name("Nz");
+  name += fCalibraMode->GetNz(2);
+  name += "Nrphi";
+  name += fCalibraMode->GetNrphi(2);
+  name += "Ngp";
+  name += fNgroupprf;
 
-  //Variables
-  TLinearFitter linearFitterTracklet      = TLinearFitter(2,"pol1");        // TLinearFitter per tracklet
-  Double_t snp                        = 0.0;                                // sin angle in the plan yx track
-  Double_t y                          = 0.0;                                // y clusters in the middle of the chamber
-  Double_t z                          = 0.0;                                // z cluster  in the middle of the chamber
-  Double_t dydt                       = 0.0;                                // dydt tracklet after straight line fit
-  Double_t tnp                        = 0.0;                                // tan angle in the plan xy track
-  Double_t tgl                        = 0.0;                                // dz/dl and not dz/dx!  
-  Double_t errorpar                   = 0.0;                                // error after straight line fit on dy/dt
-  Double_t pointError                 = 0.0;                                // error after straight line fit 
-  Int_t    detector                   = ((AliTRDcluster *) fListClusters->At(0))->GetDetector(); //detector
-  Int_t    snpright                   = 1;                                  // if we took in the middle snp
-  Int_t    crossrow                   = 0;                                  // if it crosses a pad row
-  Double_t  tiltingangle              = 0;                                  // tiltingangle of the pad
-  Float_t   dzdx                      = 0;                                  // dz/dx now from dz/dl
-  Int_t     nbli                      = 0;                                  // number linear fitter points
-  AliTRDpadPlane *padplane            = fGeo->GetPadPlane(GetPlane(detector),GetChamber(detector));
+  if(fNgroupprf != 0){
+    
+    fPRF2d = new TProfile2D("PRF2d",(const Char_t *) name
+                           ,2*fNgroupprf*fNumberBinPRF,-3.0*fNgroupprf,3.0*fNgroupprf,nn,0,nn);
+    fPRF2d->SetYTitle("Det/pad groups");
+    fPRF2d->SetXTitle("Position x/W [pad width units]");
+    fPRF2d->SetZTitle("Q_{i}/Q_{total}");
+    fPRF2d->SetStats(0);
+  }
+  else{
+    fPRF2d = new TProfile2D("PRF2d",(const Char_t *) name
+                           ,fNumberBinPRF,-1.5,1.5,nn,0,nn);
+    fPRF2d->SetYTitle("Det/pad groups");
+    fPRF2d->SetXTitle("Position x/W [pad width units]");
+    fPRF2d->SetZTitle("Q_{i}/Q_{total}");
+    fPRF2d->SetStats(0);
+  }
 
-  linearFitterTracklet.StoreData(kFALSE);
-  linearFitterTracklet.ClearPoints();
-  
-  //if more than one row
-  Int_t    rowp                       = -1;                              // if it crosses a pad row
+}
 
-  //tiltingangle
-  tiltingangle                        = padplane->GetTiltingAngle();
-  Float_t  tnt                        = TMath::Tan(tiltingangle/180.*TMath::Pi()); // tan tiltingangle
+//_____________________________________________________________________________
+void AliTRDCalibraFillHisto::CreatePH2d(Int_t nn)
+{
+  //
+  // Create the 2D histos
+  //
 
-  //Fill with points
-  for(Int_t k = 0; k < Npoints; k++){
-    
-    AliTRDcluster *cl                 = (AliTRDcluster *) fListClusters->At(k);
-    Double_t ycluster                 = cl->GetY();
-    Int_t time                        = cl->GetLocalTimeBin();
-    Double_t timeis                   = time/fSf;
-    //See if cross two pad rows
-    Int_t    row                      = padplane->GetPadRowNumber(cl->GetZ());
-    if(k==0) rowp                     = row;
-    if(row != rowp) crossrow          = 1;
-    //Take in the middle of the chamber
-    //FollowBack
-    if(time > (Int_t) 10) {
-    //Follow
-    //if(time < (Int_t) 11) {
-      z   = cl->GetZ();
-      y   = cl->GetY();  
-      snp = fPar2[time];
-      tgl = fPar3[time];
-    }
-    linearFitterTracklet.AddPoint(&timeis,ycluster,1);
-    nbli++;
-  }
-  //FollowBack
-  if(((AliTRDcluster *) fListClusters->At(0))->GetLocalTimeBin() < 10) snpright = 0;
-  //Follow
-  //if(((AliTRDcluster *) fListClusters->At(0))->GetLocalTimeBin() >= 11) snpright = 0;
-  if(nbli <= 2) return kFALSE; 
+  TString name("Ver");
+  name += fVersionVdriftUsed;
+  name += "Subver";
+  name += fSubVersionVdriftUsed;
+  name += "FirstRun";
+  name += fFirstRunVdrift;
+  name += "Nz";
+  name += fCalibraMode->GetNz(1);
+  name += "Nrphi";
+  name += fCalibraMode->GetNrphi(1);
   
-  // Do the straight line fit now
-  TVectorD pars;
-  linearFitterTracklet.Eval();
-  linearFitterTracklet.GetParameters(pars);
-  pointError  =  TMath::Sqrt(linearFitterTracklet.GetChisquare()/nbli);
-  errorpar    =  linearFitterTracklet.GetParError(1)*pointError;
-  dydt  = pars[1]; 
-  if( TMath::Abs(snp) <  1.){
-    tnp = snp / (TMath::Sqrt(1-(snp*snp)));
-  } 
-  dzdx = tgl*TMath::Sqrt(1+tnp*tnp);
+  fPH2d = new TProfile2D("PH2d",(const Char_t *) name
+                        ,fTimeMax,-0.5/fSf,(Float_t) (fTimeMax-0.5)/fSf
+                        ,nn,0,nn);
+  fPH2d->SetYTitle("Det/pad groups");
+  fPH2d->SetXTitle("time [#mus]");
+  fPH2d->SetZTitle("<PH> [a.u.]");
+  fPH2d->SetStats(0);
 
-  if(fDebugLevel > 0){
-    if ( !fDebugStreamer ) {
-      //debug stream
-      TDirectory *backup = gDirectory;
-      fDebugStreamer = new TTreeSRedirector("TRDdebugCalibraFill.root");
-      if ( backup ) backup->cd();  //we don't want to be cd'd to the debug streamer
-    } 
-    
-    (* fDebugStreamer) << "VDRIFT0"<<
-      "Npoints="<<Npoints<<
-      "\n"; 
-  
-    
-    (* fDebugStreamer) << "VDRIFT"<<
-      "snpright="<<snpright<<
-      "Npoints="<<Npoints<<
-      "nbli="<<nbli<<
-      "detector="<<detector<<
-      "snp="<<snp<<
-      "tnp="<<tnp<<
-      "tgl="<<tgl<<
-      "tnt="<<tnt<<
-      "y="<<y<<
-      "z="<<z<<
-      "dydt="<<dydt<<
-      "dzdx="<<dzdx<<
-      "crossrow="<<crossrow<<
-      "errorpar="<<errorpar<<
-      "pointError="<<pointError<<
-      "\n";     
+}
+//_____________________________________________________________________________
+void AliTRDCalibraFillHisto::CreateCH2d(Int_t nn)
+{
+  //
+  // Create the 2D histos
+  //
 
-  }
-  
-  if(Npoints < fNumberClusters) return kFALSE;
-  if(snpright == 0) return kFALSE;
-  if(pointError >= 0.1) return kFALSE;
-  if(crossrow == 1) return kFALSE;
+  TString name("Ver");
+  name += fVersionGainUsed;
+  name += "Subver";
+  name += fSubVersionGainUsed;
+  name += "FirstRun";
+  name += fFirstRunGain;
+  name += "Nz";
+  name += fCalibraMode->GetNz(0);
+  name += "Nrphi";
+  name += fCalibraMode->GetNrphi(0);
   
-  if(fLinearFitterOn){
-    //Add to the linear fitter of the detector
-    if( TMath::Abs(snp) <  1.){
-      Double_t x = tnp-dzdx*tnt; 
-      (GetLinearFitter(detector,kTRUE))->AddPoint(&x,dydt);
-      if(fLinearFitterDebugOn) {
-       fLinearVdriftFit->Update(detector,x,pars[1]);
-      }
-      fEntriesLinearFitter[detector]++;
-    }
-  }
-  //AliInfo("End of FindP1TrackPH with success!")
-  return kTRUE;
+  fCH2d = new TH2I("CH2d",(const Char_t *) name
+                  ,fNumberBinCharge,0,300,nn,0,nn);
+  fCH2d->SetYTitle("Det/pad groups");
+  fCH2d->SetXTitle("charge deposit [a.u]");
+  fCH2d->SetZTitle("counts");
+  fCH2d->SetStats(0);
+  fCH2d->Sumw2();
 
 }
-//____________Offine tracking in the AliTRDtracker_____________________________
-Bool_t AliTRDCalibraFillHisto::HandlePRF()
+//////////////////////////////////////////////////////////////////////////////////
+// Set relative scale
+/////////////////////////////////////////////////////////////////////////////////
+//_____________________________________________________________________________
+void AliTRDCalibraFillHisto::SetRelativeScale(Float_t RelativeScale)
 {
   //
-  // For the offline tracking
-  // Fit the tracklet with a line and take the position as reference for the PRF
+  // Set the factor that will divide the deposited charge
+  // to fit in the histo range [0,300]
   //
-
-  //Number of points
-  Int_t Npoints  = fListClusters->GetEntriesFast();                         // number of total points
-  Int_t Nb3pc    = 0;                                                       // number of three pads clusters used for fit 
-  Int_t detector = ((AliTRDcluster *) fListClusters->At(0))->GetDetector(); // detector
  
-
-  // To see the difference due to the fit
-  Double_t *padPositions;
-  padPositions = new Double_t[Npoints];
-  for(Int_t k = 0; k < Npoints; k++){
-    padPositions[k] = 0.0;
+  if (RelativeScale > 0.0) {
+    fRelativeScale = RelativeScale;
   } 
+  else {
+    AliInfo("RelativeScale must be strict positif!");
+  }
 
-
-  //Find the position by a fit
-  TLinearFitter fitter(2,"pol1");
-  fitter.StoreData(kFALSE);
-  fitter.ClearPoints();
-  for(Int_t k = 0;  k < Npoints; k++){
-    //Take the cluster
-    AliTRDcluster *cl  = (AliTRDcluster *) fListClusters->At(k);
-    Short_t  *signals  = cl->GetSignals();
-    Double_t     time  = cl->GetLocalTimeBin();
-    //Calculate x if possible 
-    Float_t xcenter    = 0.0;    
-    Bool_t  echec      = kTRUE;   
-    if((time<=7) || (time>=21)) continue; 
-    // Center 3 balanced: position with the center of the pad
-    if ((((Float_t) signals[3]) > 0.0) && 
-       (((Float_t) signals[2]) > 0.0) && 
-       (((Float_t) signals[4]) > 0.0)) {
-      echec = kFALSE;
-      // Security if the denomiateur is 0 
-      if ((((Float_t) (((Float_t) signals[3]) * ((Float_t) signals[3]))) / 
-          ((Float_t) (((Float_t) signals[2]) * ((Float_t) signals[4])))) != 1.0) {
-       xcenter = 0.5 * (TMath::Log((Float_t) (((Float_t) signals[4]) / ((Float_t) signals[2]))))
-         / (TMath::Log(((Float_t) (((Float_t) signals[3]) * ((Float_t) signals[3]))) 
-                       / ((Float_t) (((Float_t) signals[2]) * ((Float_t) signals[4])))));
-      }
-      else {
-       echec = kTRUE;
-      }
-    }
-    if(TMath::Abs(xcenter) > 0.5) echec = kTRUE;
-    if(echec) continue;
-    //if no echec: calculate with the position of the pad
-    // Position of the cluster
-    Double_t       padPosition = xcenter +  cl->GetPad();
-    padPositions[k]            = padPosition;
-    Nb3pc++;
-    fitter.AddPoint(&time, padPosition,1);
-  }//clusters loop
-
-  //printf("Nb3pc %d, Npoints %d\n",Nb3pc,Npoints);
-  if(Nb3pc < 3) return kFALSE;
-  fitter.Eval();
-  TVectorD line(2);
-  fitter.GetParameters(line);
-  Float_t  pointError  = -1.0;
-  pointError  =  TMath::Sqrt(fitter.GetChisquare()/Nb3pc);
+}
+//////////////////////////////////////////////////////////////////////////////////
+// Quick way to fill a histo
+//////////////////////////////////////////////////////////////////////////////////
+//_____________________________________________________________________
+void  AliTRDCalibraFillHisto::FillCH2d(Int_t x, Float_t y)
+{
+  //
+  // FillCH2d: Marian style
+  // 
   
-
-  // Now fill the PRF  
-  for(Int_t k = 0;  k < Npoints; k++){
-    //Take the cluster
-    AliTRDcluster *cl      = (AliTRDcluster *) fListClusters->At(k);
-    Short_t  *signals      = cl->GetSignals();              // signal
-    Double_t     time      = cl->GetLocalTimeBin();         // time bin
-    Float_t padPosTracklet = line[0]+line[1]*time;          // reconstruct position from fit
-    Float_t padPos         = cl->GetPad();                  // middle pad
-    Double_t dpad          = padPosTracklet - padPos;       // reconstruct position relative to middle pad from fit 
-    Float_t ycenter        = 0.0;                           // relative center charge
-    Float_t ymin           = 0.0;                           // relative left charge
-    Float_t ymax           = 0.0;                           // relative right charge
-    Double_t tgl           = fPar3[(Int_t)time];            // dz/dl and not dz/dx
-    Double_t pt            = fPar4[(Int_t)time];            // pt
-    Float_t  dzdx          = 0.0;                           // dzdx
-
-
-    //Requiere simply two pads clusters at least
-    if(((((Float_t) signals[3]) > 0.0) && (((Float_t) signals[2]) > 0.0)) ||
-       ((((Float_t) signals[3]) > 0.0) && (((Float_t) signals[4]) > 0.0))){
-      Float_t sum     = ((Float_t) signals[2]) + ((Float_t) signals[3]) + ((Float_t) signals[4]);
-      if(sum > 0.0) ycenter = ((Float_t) signals[3])/ sum;
-      if(sum > 0.0) ymin    = ((Float_t) signals[2])/ sum;
-      if(sum > 0.0) ymax    = ((Float_t) signals[4])/ sum; 
-    }
-    
-    //calibration group
-    Int_t    *rowcol       = CalculateRowCol(cl);                       // calcul col and row pad of the cluster
-    Int_t     grouplocal   = CalculateCalibrationGroup(2,rowcol);       // calcul the corresponding group
-    Int_t     caligroup    = fCalibraMode->GetXbins(2)+ grouplocal;     // calcul the corresponding group
-    Double_t  snp          = fPar2[(Int_t)time];                        // sin angle in xy plan
-    Float_t   xcl          = cl->GetY();                                // y cluster
-    Float_t   qcl          = cl->GetQ();                                // charge cluster 
-    Int_t     plane        = GetPlane(detector);                        // plane 
-    Int_t     chamber      = GetChamber(detector);                      // chamber  
-    Double_t  xdiff        = dpad;                                      // reconstructed position constant
-    Double_t  x            = dpad;                                      // reconstructed position moved
-    Float_t   Ep           = pointError;                                // error of fit
-    Float_t   signal1      = (Float_t)signals[1];                       // signal at the border
-    Float_t   signal3      = (Float_t)signals[3];                       // signal
-    Float_t   signal2      = (Float_t)signals[2];                       // signal
-    Float_t   signal4      = (Float_t)signals[4];                       // signal
-    Float_t   signal5      = (Float_t)signals[5];                       // signal at the border
-    Float_t tnp            = 0.0;
-    if(TMath::Abs(snp) < 1.0){
-      tnp = snp / (TMath::Sqrt(1-snp*snp));
-      dzdx = tgl*TMath::Sqrt(1+tnp*tnp);
-    }
-   
-
-    if(fDebugLevel > 0){
-      if ( !fDebugStreamer ) {
-       //debug stream
-       TDirectory *backup = gDirectory;
-       fDebugStreamer = new TTreeSRedirector("TRDdebugCalibraFill.root");
-       if ( backup ) backup->cd();  //we don't want to be cd'd to the debug streamer
-      }     
-      
-      (* fDebugStreamer) << "PRF0"<<
-       "caligroup="<<caligroup<<
-       "detector="<<detector<<
-       "plane="<<plane<<
-       "chamber="<<chamber<<
-       "Npoints="<<Npoints<<
-       "Np="<<Nb3pc<<
-       "Ep="<<Ep<<
-       "snp="<<snp<<
-       "tnp="<<tnp<<    
-       "tgl="<<tgl<<  
-       "dzdx="<<dzdx<<  
-       "pt="<<pt<<    
-       "padPos="<<padPos<<
-       "padPosition="<<padPositions[k]<<
-       "padPosTracklet="<<padPosTracklet<<
-       "x="<<x<<
-       "ycenter="<<ycenter<<
-       "ymin="<<ymin<<
-       "ymax="<<ymax<<
-       "xcl="<<xcl<<
-       "qcl="<<qcl<< 
-       "signal1="<<signal1<<    
-       "signal2="<<signal2<<
-       "signal3="<<signal3<<
-       "signal4="<<signal4<<
-       "signal5="<<signal5<<
-       "time="<<time<<
-       "\n";     
-      x = xdiff;
-      Int_t type=0;
-      Float_t y = ycenter;
-      (* fDebugStreamer) << "PRFALL"<<
-       "caligroup="<<caligroup<<
-       "detector="<<detector<<
-       "plane="<<plane<<
-       "chamber="<<chamber<<
-       "Npoints="<<Npoints<<
-       "Np="<<Nb3pc<<
-       "Ep="<<Ep<<
-       "type="<<type<<
-       "snp="<<snp<<
-       "tnp="<<tnp<<
-       "tgl="<<tgl<<  
-       "dzdx="<<dzdx<< 
-       "pt="<<pt<< 
-       "padPos="<<padPos<<
-       "padPosition="<<padPositions[k]<<
-       "padPosTracklet="<<padPosTracklet<<
-       "x="<<x<<
-       "y="<<y<<           
-       "xcl="<<xcl<<
-       "qcl="<<qcl<<
-       "signal1="<<signal1<<
-       "signal2="<<signal2<<
-       "signal3="<<signal3<<
-       "signal4="<<signal4<<
-       "signal5="<<signal5<<
-       "time="<<time<<
-       "\n";
-      x=-(xdiff+1);
-      y = ymin;
-      type=-1;
-      (* fDebugStreamer) << "PRFALL"<<
-       "caligroup="<<caligroup<<
-       "detector="<<detector<<
-       "plane="<<plane<<
-       "chamber="<<chamber<<
-       "Npoints="<<Npoints<<
-       "Np="<<Nb3pc<<
-       "Ep="<<Ep<<
-       "type="<<type<<
-       "snp="<<snp<<
-       "tnp="<<tnp<<
-       "tgl="<<tgl<<  
-       "dzdx="<<dzdx<< 
-       "pt="<<pt<< 
-       "padPos="<<padPos<<
-       "padPosition="<<padPositions[k]<<
-       "padPosTracklet="<<padPosTracklet<<
-       "x="<<x<<
-       "y="<<y<<
-       "xcl="<<xcl<<
-       "qcl="<<qcl<<
-       "signal1="<<signal1<<
-       "signal2="<<signal2<<
-       "signal3="<<signal3<<
-       "signal4="<<signal4<<
-       "signal5="<<signal5<<
-       "time="<<time<<
-       "\n";
-      x=1-xdiff;
-      y = ymax;
-      type=1;
-      
-      (* fDebugStreamer) << "PRFALL"<<
-       "caligroup="<<caligroup<<
-       "detector="<<detector<<
-       "plane="<<plane<<
-       "chamber="<<chamber<<
-       "Npoints="<<Npoints<<
-       "Np="<<Nb3pc<<
-       "Ep="<<Ep<<
-       "type="<<type<<
-       "snp="<<snp<<
-       "tnp="<<tnp<<   
-       "tgl="<<tgl<<  
-       "dzdx="<<dzdx<< 
-       "pt="<<pt<< 
-       "padPos="<<padPos<<
-       "padPosition="<<padPositions[k]<<
-       "padPosTracklet="<<padPosTracklet<<
-       "x="<<x<<
-       "y="<<y<<
-       "xcl="<<xcl<<
-       "qcl="<<qcl<<
-       "signal1="<<signal1<<
-       "signal2="<<signal2<<
-       "signal3="<<signal3<<
-       "signal4="<<signal4<<
-       "signal5="<<signal5<<
-       "time="<<time<<
-       "\n";
-      
-    }
-    
-    // some cuts
-    if(Npoints < fNumberClusters) continue;
-    if(Nb3pc <= 5) continue;
-    if((time >= 21) || (time < 7)) continue;
-    if(TMath::Abs(snp) >= 1.0) continue;
-    if(qcl < 80) continue; 
-    
-    Bool_t echec   = kFALSE;
-    Double_t shift = 0.0;
-    //Calculate the shift in x coresponding to this tnp
-    if(fNgroupprf != 0.0){
-      shift      = -3.0*(fNgroupprf-1)-1.5;
-      Double_t limithigh  = -0.2*(fNgroupprf-1);
-      if((tnp < (-0.2*fNgroupprf)) || (tnp > (0.2*fNgroupprf))) echec = kTRUE;
-      else{
-       while(tnp > limithigh){
-         limithigh += 0.2;
-         shift += 3.0;
-       }
-      }
-    }
-    if (fHisto2d && !echec) {
-      if(TMath::Abs(dpad) < 1.5) {
-       fPRF2d->Fill(shift+dpad,(caligroup+0.5),ycenter);
-       fPRF2d->Fill(shift-dpad,(caligroup+0.5),ycenter);
-      }
-      if((ymin > 0.0) && (TMath::Abs(dpad+1.0) < 1.5)) {
-       fPRF2d->Fill(shift-(dpad+1.0),(caligroup+0.5),ymin);
-       fPRF2d->Fill(shift+(dpad+1.0),(caligroup+0.5),ymin);
-      }
-      if((ymax > 0.0) && (TMath::Abs(dpad-1.0) < 1.5)) {
-       fPRF2d->Fill(shift+1.0-dpad,(caligroup+0.5),ymax);
-       fPRF2d->Fill(shift-1.0+dpad,(caligroup+0.5),ymax);
-      }
-    }
-    //Not equivalent anymore here!
-    if (fVector2d && !echec) {
-      if(TMath::Abs(dpad) < 1.5) {
-       fCalibraVector->UpdateVectorPRF(fDetectorPreviousTrack,grouplocal,shift+dpad,ycenter);
-       fCalibraVector->UpdateVectorPRF(fDetectorPreviousTrack,grouplocal,shift-dpad,ycenter);
-      }
-      if((ymin > 0.0) && (TMath::Abs(dpad+1.0) < 1.5)) {
-       fCalibraVector->UpdateVectorPRF(fDetectorPreviousTrack,grouplocal,shift-(dpad+1.0),ymin);
-       fCalibraVector->UpdateVectorPRF(fDetectorPreviousTrack,grouplocal,shift+(dpad+1.0),ymin);
-      }
-      if((ymax > 0.0)  && (TMath::Abs(dpad-1.0) < 1.5)) {
-       fCalibraVector->UpdateVectorPRF(fDetectorPreviousTrack,grouplocal,shift+1.0-dpad,ymax);
-       fCalibraVector->UpdateVectorPRF(fDetectorPreviousTrack,grouplocal,shift-1.0+dpad,ymax);
-      }
-    }
-  }
-  return kTRUE;
+  //skip simply the value out of range
+  if((y>=300.0) || (y<0.0)) return;
+  
+  //Calcul the y place
+  Int_t yplace = (Int_t) (fNumberBinCharge*y/300.0)+1;
+  Int_t place = (fNumberBinCharge+2)*(x+1)+yplace;
   
+  //Fill
+  fCH2d->GetArray()[place]++;
+
 }
-//
-//____________Some basic geometry function_____________________________________
-//
+//////////////////////////////////////////////////////////////////////////////////
+// Geometrical functions
+///////////////////////////////////////////////////////////////////////////////////
 //_____________________________________________________________________________
-Int_t AliTRDCalibraFillHisto::GetPlane(Int_t d) const
+Int_t AliTRDCalibraFillHisto::GetLayer(Int_t d) const
 {
   //
-  // Reconstruct the plane number from the detector number
+  // Reconstruct the layer number from the detector number
   //
 
   return ((Int_t) (d % 6));
@@ -2251,14 +2705,14 @@ Int_t AliTRDCalibraFillHisto::GetPlane(Int_t d) const
 }
 
 //_____________________________________________________________________________
-Int_t AliTRDCalibraFillHisto::GetChamber(Int_t d) const
+Int_t AliTRDCalibraFillHisto::GetStack(Int_t d) const
 {
   //
-  // Reconstruct the chamber number from the detector number
+  // Reconstruct the stack number from the detector number
   //
-  Int_t fgkNplan = 6;
+  const Int_t kNlayer = 6;
 
-  return ((Int_t) (d % 30) / fgkNplan);
+  return ((Int_t) (d % 30) / kNlayer);
 
 }
 
@@ -2273,6 +2727,9 @@ Int_t AliTRDCalibraFillHisto::GetSector(Int_t d) const
   return ((Int_t) (d / fg));
 
 }
+///////////////////////////////////////////////////////////////////////////////////
+// Getter functions for DAQ of the CH2d and the PH2d
+//////////////////////////////////////////////////////////////////////////////////
 //_____________________________________________________________________
 TProfile2D* AliTRDCalibraFillHisto::GetPH2d(Int_t nbtimebin, Float_t samplefrequency)
 {
@@ -2287,65 +2744,45 @@ TProfile2D* AliTRDCalibraFillHisto::GetPH2d(Int_t nbtimebin, Float_t samplefrequ
     fTimeMax = nbtimebin;
     fSf      = samplefrequency;
   
-    /*
-      AliInfo(Form("The pad calibration mode for the drift velocity calibration: Nz %d, and Nrphi %d"
-      ,fCalibraMode->GetNz(1)
-      ,fCalibraMode->GetNrphi(1)));
-      
-      // Calcul the number of Xbins
-      Int_t Ntotal1 = 0;
-      fCalibraMode->ModePadCalibration(2,1);
-      fCalibraMode->ModePadFragmentation(0,2,0,1);
-      fCalibraMode->SetDetChamb2(1);
-      Ntotal1 += 6 * 18 * fCalibraMode->GetDetChamb2(1);
-      fCalibraMode->ModePadCalibration(0,1);
-      fCalibraMode->ModePadFragmentation(0,0,0,1);
-      fCalibraMode->SetDetChamb0(1);
-      Ntotal1 += 6 * 4 * 18 * fCalibraMode->GetDetChamb0(1);
-      AliInfo(Form("Total number of Xbins: %d",Ntotal1));
-      
-      CreatePH2d(Ntotal1);
-    */  
-
     CreatePH2d(540);
 
     return fPH2d;
 }
 //_____________________________________________________________________
-TLinearFitter* AliTRDCalibraFillHisto::GetLinearFitter(Int_t detector, Bool_t force)
+TH2I* AliTRDCalibraFillHisto::GetCH2d()
 {
     //
-    // return pointer to TLinearFitter Calibration
-    // if force is true create a new TLinearFitter if it doesn't exist allready
+    // return pointer to fCH2d TH2I
+    // create a new TH2I if it doesn't exist allready
     //
-    if ( !force || fLinearFitterArray.UncheckedAt(detector) )
-       return (TLinearFitter*)fLinearFitterArray.UncheckedAt(detector);
+    if ( fCH2d )
+        return fCH2d;
 
-    // if we are forced and TLinearFitter doesn't yet exist create it
+    CreateCH2d(540);
 
-    // new TLinearFitter
-    TLinearFitter *linearfitter = new TLinearFitter(2,"pol1");
-    fLinearFitterArray.AddAt(linearfitter,detector);
-    return linearfitter;
+    return fCH2d;
 }
-
+////////////////////////////////////////////////////////////////////////////////////////////
+// Drift velocity calibration
+///////////////////////////////////////////////////////////////////////////////////////////
 //_____________________________________________________________________
-void  AliTRDCalibraFillHisto::FillCH2d(Int_t x, Float_t y)
+TLinearFitter* AliTRDCalibraFillHisto::GetLinearFitter(Int_t detector, Bool_t force)
 {
-  //
-  // FillCH2d: Marian style
-  // 
-  
-  //skip simply the value out of range
-  if((y>=300.0) || (y<0.0)) return;
-  
-  //Calcul the y place
-  Int_t yplace = (Int_t) (fNumberBinCharge*y/300.0)+1;
-  Int_t place = (fNumberBinCharge+2)*(x+1)+yplace;
-  
-  //Fill
-  fCH2d->GetArray()[place]++;
+    //
+    // return pointer to TLinearFitter Calibration
+    // if force is true create a new TLinearFitter if it doesn't exist allready
+    //
+
+  if ((!force) || (fLinearFitterArray.UncheckedAt(detector))){
+    return (TLinearFitter*)fLinearFitterArray.UncheckedAt(detector);
+  }
+
+  // if we are forced and TLinearFitter doesn't yet exist create it
 
+  // new TLinearFitter
+  TLinearFitter *linearfitter = new TLinearFitter(2,"pol1");
+  fLinearFitterArray.AddAt(linearfitter,detector);
+  return linearfitter;
 }
 
 //____________________________________________________________________________
@@ -2362,15 +2799,23 @@ void AliTRDCalibraFillHisto::AnalyseLinearFitter()
       TVectorD  *par  = new TVectorD(2);
       TVectorD   pare = TVectorD(2);
       TVectorD  *parE = new TVectorD(3);
-      linearfitter->Eval();
-      linearfitter->GetParameters(*par);
-      linearfitter->GetErrors(pare);
-      Float_t  ppointError =  TMath::Sqrt(TMath::Abs(linearfitter->GetChisquare())/fEntriesLinearFitter[k]);
-      (*parE)[0] = pare[0]*ppointError;
-      (*parE)[1] = pare[1]*ppointError;
-      (*parE)[2] = (Double_t) fEntriesLinearFitter[k];
-      ((TObjArray *)fLinearVdriftFit->GetPArray())->AddAt(par,k);
-      ((TObjArray *)fLinearVdriftFit->GetEArray())->AddAt(parE,k);
+      if((linearfitter->EvalRobust(0.8)==0)) {
+       //linearfitter->Eval();
+       linearfitter->GetParameters(*par);
+       //linearfitter->GetErrors(pare);
+       //Float_t  ppointError =  TMath::Sqrt(TMath::Abs(linearfitter->GetChisquare())/fEntriesLinearFitter[k]);
+       //(*parE)[0] = pare[0]*ppointError;
+       //(*parE)[1] = pare[1]*ppointError;
+
+       (*parE)[0] = 0.0;
+       (*parE)[1] = 0.0;
+       (*parE)[2] = (Double_t) fEntriesLinearFitter[k];
+       ((TObjArray *)fLinearVdriftFit->GetPArray())->AddAt(par,k);
+       ((TObjArray *)fLinearVdriftFit->GetEArray())->AddAt(parE,k);
+      }
     }
   }
 }
+
+
+