TOF/AliTOFReconstructor.cxx

   1 /**************************************************************************
   2  * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
   3  *                                                                        *
   4  * Author: The ALICE Off-line Project.                                    *
   5  * Contributors are mentioned in the code where appropriate.              *
   6  *                                                                        *
   7  * Permission to use, copy, modify and distribute this software and its   *
   8  * documentation strictly for non-commercial purposes is hereby granted   *
   9  * without fee, provided that the above copyright notice appears in all   *
  10  * copies and that both the copyright notice and this permission notice   *
  11  * appear in the supporting documentation. The authors make no claims     *
  12  * about the suitability of this software for any purpose. It is          *
  13  * provided "as is" without express or implied warranty.                  *
  14  **************************************************************************/
  15
  16 /* $Id$ */
  17
  18 ///////////////////////////////////////////////////////////////////////////////
  19 //                                                                           //
  20 // class for TOF reconstruction                                              //
  21 //                                                                           //
  22 ///////////////////////////////////////////////////////////////////////////////
  23
  24 #include "TFile.h"
  25
  26 #include "AliLog.h"
  27 #include "AliRawReader.h"
  28
  29 #include "AliTOFClusterFinder.h"
  30 #include "AliTOFcalib.h"
  31 #include "AliTOFtrackerMI.h"
  32 #include "AliTOFtracker.h"
  33 #include "AliTOFtrackerV1.h"
  34 #include "AliTOFReconstructor.h"
  35
  36 class TTree;
  37
  38 class AliESDEvent;
  39
  40 extern TDirectory *gDirectory;
  41 extern TFile *gFile;
  42
  43 ClassImp(AliTOFReconstructor)
  44
  45  //____________________________________________________________________
  46 AliTOFReconstructor::AliTOFReconstructor()
  47   : AliReconstructor(),
  48     fTOFcalib(0)
  49 {
  50 //
  51 // ctor
  52 //
  53   //Retrieving the TOF calibration info
  54   fTOFcalib    = new AliTOFcalib();
  55   fTOFcalib->CreateCalArrays();
  56   if(!fTOFcalib->ReadParOnlineFromCDB("TOF/Calib",-1)) {AliFatal("Exiting, no CDB object found!!!");exit(0);}
  57   if(!fTOFcalib->ReadParOfflineFromCDB("TOF/Calib",-1)) {AliFatal("Exiting, no CDB object found!!!");exit(0);}
  58 }
  59
  60 //------------------------------------------------------------------------
  61 AliTOFReconstructor::AliTOFReconstructor(const AliTOFReconstructor &source)
  62   : AliReconstructor(),
  63     fTOFcalib(0)
  64 {
  65 //
  66 // copy ctor
  67 //
  68   this->fTOFcalib=source.fTOFcalib;
  69 }
  70
  71 //------------------------------------------------------------------------
  72 AliTOFReconstructor & AliTOFReconstructor::operator=(const AliTOFReconstructor &source)
  73 {
  74 //
  75 // assignment op.
  76 //
  77   this->fTOFcalib=source.fTOFcalib;
  78   return *this;
  79 }
  80 //_____________________________________________________________________________
  81 AliTOFReconstructor::~AliTOFReconstructor()
  82 {
  83 //
  84 // dtor
  85 //
  86   delete fTOFcalib;
  87 }
  88
  89 //_____________________________________________________________________________
  90 void AliTOFReconstructor::Reconstruct(AliRawReader *rawReader,
  91                                       TTree *clustersTree) const
  92 {
  93 // reconstruct clusters from Raw Data
  94
  95   AliTOFClusterFinder tofClus(fTOFcalib);
  96   tofClus.Digits2RecPoints(rawReader, clustersTree);
  97
  98 }
  99
 100 //_____________________________________________________________________________
 101 void AliTOFReconstructor::Reconstruct(TTree *digitsTree,
 102                                       TTree *clustersTree) const
 103 {
 104 // reconstruct clusters from Raw Data
 105
 106   AliDebug(2,Form("Global Event loop mode: Creating Recpoints from Digits Tree"));
 107   AliTOFClusterFinder tofClus(fTOFcalib);
 108   tofClus.Digits2RecPoints(digitsTree, clustersTree);
 109
 110 }
 111 //_____________________________________________________________________________
 112   void AliTOFReconstructor::ConvertDigits(AliRawReader* reader, TTree* digitsTree) const
 113 {
 114 // reconstruct clusters from digits
 115
 116   AliDebug(2,Form("Global Event loop mode: Converting Raw Data to a Digits Tree"));
 117   AliTOFClusterFinder tofClus(fTOFcalib);
 118   tofClus.Raw2Digits(reader, digitsTree);
 119
 120 }
 121
 122 //_____________________________________________________________________________
 123 AliTracker* AliTOFReconstructor::CreateTracker() const
 124 {
 125 // create a TOF tracker
 126
 127   TString selectedTracker = GetOption();
 128   // use MI tracker if selected
 129   if (selectedTracker.Contains("MI")) return new AliTOFtrackerMI();
 130   if (selectedTracker.Contains("V1")) return new AliTOFtrackerV1();
 131   return new AliTOFtracker();
 132 }
 133