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 <cstdlib>
  25 #include "TObjArray.h"
  26 #include "TString.h"
  27
  28 #include "AliLog.h"
  29 #include "AliRawReader.h"
  30
  31 #include "AliTOFClusterFinder.h"
  32 #include "AliTOFClusterFinderV1.h"
  33 #include "AliTOFcalib.h"
  34 #include "AliTOFtrackerMI.h"
  35 #include "AliTOFtracker.h"
  36 #include "AliTOFtrackerV1.h"
  37 #include "AliTOFReconstructor.h"
  38
  39 class TTree;
  40
  41 class AliESDEvent;
  42
  43 ClassImp(AliTOFReconstructor)
  44
  45  //____________________________________________________________________
  46 AliTOFReconstructor::AliTOFReconstructor()
  47   : AliReconstructor(),
  48     fTOFcalib(0)
  49 {
  50 //
  51 // ctor
  52 //
  53
  54   //Retrieving the TOF calibration info
  55   fTOFcalib    = new AliTOFcalib();
  56   fTOFcalib->CreateCalObjects();
  57
  58   if(!fTOFcalib->ReadParOnlineDelayFromCDB("TOF/Calib",-1)) {AliFatal("Exiting, no CDB object found!!!");exit(0);}
  59   if(!fTOFcalib->ReadParOnlineStatusFromCDB("TOF/Calib",-1)) {AliFatal("Exiting, no CDB object found!!!");exit(0);}
  60
  61   if(!fTOFcalib->ReadParOfflineFromCDB("TOF/Calib",-1)) {AliFatal("Exiting, no CDB object found!!!");exit(0);}
  62 }
  63
  64 //------------------------------------------------------------------------
  65 AliTOFReconstructor::AliTOFReconstructor(const AliTOFReconstructor &source)
  66   : AliReconstructor(),
  67     fTOFcalib(0)
  68 {
  69 //
  70 // copy ctor
  71 //
  72   this->fTOFcalib=source.fTOFcalib;
  73 }
  74
  75 //------------------------------------------------------------------------
  76 AliTOFReconstructor & AliTOFReconstructor::operator=(const AliTOFReconstructor &source)
  77 {
  78 //
  79 // assignment op.
  80 //
  81   this->fTOFcalib=source.fTOFcalib;
  82   return *this;
  83 }
  84 //_____________________________________________________________________________
  85 AliTOFReconstructor::~AliTOFReconstructor()
  86 {
  87 //
  88 // dtor
  89 //
  90   delete fTOFcalib;
  91 }
  92
  93 //_____________________________________________________________________________
  94 void AliTOFReconstructor::Reconstruct(AliRawReader *rawReader,
  95                                       TTree *clustersTree) const
  96 {
  97   //
  98   // reconstruct clusters from Raw Data
  99   //
 100
 101   TString selectedClusterFinder = GetOption();
 102   // use V1 cluster finder if selected
 103   if (selectedClusterFinder.Contains("NCF")) {
 104     static AliTOFClusterFinderV1 tofClus(fTOFcalib);
 105     tofClus.Digits2RecPoints(rawReader, clustersTree);
 106   }
 107   else {
 108     static AliTOFClusterFinder tofClus(fTOFcalib);
 109     tofClus.Digits2RecPoints(rawReader, clustersTree);
 110   }
 111
 112 }
 113
 114 //_____________________________________________________________________________
 115 void AliTOFReconstructor::Reconstruct(TTree *digitsTree,
 116                                       TTree *clustersTree) const
 117 {
 118   //
 119   // reconstruct clusters from digits
 120   //
 121
 122   AliDebug(2,Form("Global Event loop mode: Creating Recpoints from Digits Tree"));
 123
 124   TString selectedClusterFinder = GetOption();
 125   // use V1 cluster finder if selected
 126   if (selectedClusterFinder.Contains("NCF")) {
 127     static AliTOFClusterFinderV1 tofClus(fTOFcalib);
 128     tofClus.Digits2RecPoints(digitsTree, clustersTree);
 129   }
 130   else {
 131     static AliTOFClusterFinder tofClus(fTOFcalib);
 132     tofClus.Digits2RecPoints(digitsTree, clustersTree);
 133   }
 134
 135 }
 136 //_____________________________________________________________________________
 137   void AliTOFReconstructor::ConvertDigits(AliRawReader* reader, TTree* digitsTree) const
 138 {
 139 // reconstruct clusters from digits
 140
 141   AliDebug(2,Form("Global Event loop mode: Converting Raw Data to a Digits Tree"));
 142
 143   TString selectedClusterFinder = GetOption();
 144   // use V1 cluster finder if selected
 145   if (selectedClusterFinder.Contains("NCF")) {
 146     static AliTOFClusterFinderV1 tofClus(fTOFcalib);
 147     tofClus.Raw2Digits(reader, digitsTree);
 148   }
 149   else {
 150     static AliTOFClusterFinder tofClus(fTOFcalib);
 151     tofClus.Raw2Digits(reader, digitsTree);
 152   }
 153
 154 }
 155
 156 //_____________________________________________________________________________
 157 AliTracker* AliTOFReconstructor::CreateTracker() const
 158 {
 159 // create a TOF tracker
 160
 161   TString selectedTracker = GetOption();
 162   // use MI tracker if selected
 163   if (selectedTracker.Contains("MI")) return new AliTOFtrackerMI();
 164   if (selectedTracker.Contains("V1")) return new AliTOFtrackerV1();
 165   return new AliTOFtracker();
 166
 167 }