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 "AliTOFGeometry.h"
  31 #include "AliTOFGeometryV5.h"
  32 #include "AliTOFcalib.h"
  33 #include "AliTOFtrackerMI.h"
  34 #include "AliTOFtracker.h"
  35 #include "AliTOFReconstructor.h"
  36
  37 class TTree;
  38
  39 class AliESDEvent;
  40
  41 extern TDirectory *gDirectory;
  42 extern TFile *gFile;
  43
  44 ClassImp(AliTOFReconstructor)
  45
  46  //____________________________________________________________________
  47 AliTOFReconstructor::AliTOFReconstructor()
  48   : AliReconstructor(),
  49     fTOFGeometry(0),
  50     fTOFcalib(0)
  51 {
  52 //
  53 // ctor
  54 //
  55   //Retrieving the TOF calibration info
  56   fTOFGeometry = new AliTOFGeometryV5();
  57   fTOFcalib    = new AliTOFcalib(fTOFGeometry);
  58   if(!fTOFcalib->ReadParFromCDB("TOF/Calib",-1)) {AliFatal("Exiting, no CDB object found!!!");exit(0);}
  59 }
  60
  61 //------------------------------------------------------------------------
  62 AliTOFReconstructor::AliTOFReconstructor(const AliTOFReconstructor &source)
  63   : AliReconstructor(),
  64     fTOFGeometry(0),
  65     fTOFcalib(0)
  66 {
  67 //
  68 // copy ctor
  69 //
  70   this->fTOFGeometry=source.fTOFGeometry;
  71   this->fTOFcalib=source.fTOFcalib;
  72 }
  73
  74 //------------------------------------------------------------------------
  75 AliTOFReconstructor & AliTOFReconstructor::operator=(const AliTOFReconstructor &source)
  76 {
  77 //
  78 // assignment op.
  79 //
  80   this->fTOFGeometry=source.fTOFGeometry;
  81   this->fTOFcalib=source.fTOFcalib;
  82   return *this;
  83 }
  84 //_____________________________________________________________________________
  85 AliTOFReconstructor::~AliTOFReconstructor()
  86 {
  87 //
  88 // dtor
  89 //
  90   delete fTOFGeometry;
  91   delete fTOFcalib;
  92 }
  93
  94 //_____________________________________________________________________________
  95 void AliTOFReconstructor::Reconstruct(AliRawReader *rawReader,
  96                                       TTree *clustersTree) const
  97 {
  98 // reconstruct clusters from Raw Data
  99
 100   AliTOFClusterFinder tofClus(fTOFcalib);
 101   tofClus.Digits2RecPoints(rawReader, clustersTree);
 102
 103 }
 104
 105 //_____________________________________________________________________________
 106 void AliTOFReconstructor::Reconstruct(TTree *digitsTree,
 107                                       TTree *clustersTree) const
 108 {
 109 // reconstruct clusters from Raw Data
 110
 111   AliDebug(2,Form("Global Event loop mode: Creating Recpoints from Digits Tree"));
 112   AliTOFClusterFinder tofClus(fTOFcalib);
 113   tofClus.Digits2RecPoints(digitsTree, clustersTree);
 114
 115 }
 116 //_____________________________________________________________________________
 117   void AliTOFReconstructor::ConvertDigits(AliRawReader* reader, TTree* digitsTree) const
 118 {
 119 // reconstruct clusters from digits
 120
 121   AliDebug(2,Form("Global Event loop mode: Converting Raw Data to a Digits Tree"));
 122   AliTOFClusterFinder tofClus(fTOFcalib);
 123   tofClus.Raw2Digits(reader, digitsTree);
 124
 125 }
 126
 127 //_____________________________________________________________________________
 128 AliTracker* AliTOFReconstructor::CreateTracker() const
 129 {
 130 // create a TOF tracker
 131
 132   TString selectedTracker = GetOption();
 133   // use MI tracker if selected
 134   if (selectedTracker.Contains("MI")) return new AliTOFtrackerMI();
 135   return new AliTOFtracker();
 136 }
 137
 138 //_____________________________________________________________________________
 139 AliTOFGeometry* AliTOFReconstructor::GetTOFGeometry() const
 140 {
 141   // get the TOF geometry
 142   return fTOFGeometry;
 143 }