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
  25 #include "AliTOFReconstructor.h"
  26 #include "AliRunLoader.h"
  27 #include "AliRun.h"
  28 #include "AliTOFtracker.h"
  29 #include "AliLog.h"
  30 #include <TFile.h>
  31
  32
  33 ClassImp(AliTOFReconstructor)
  34
  35
  36 //_____________________________________________________________________________
  37 void AliTOFReconstructor::Reconstruct(AliRunLoader* /*runLoader*/) const
  38 {
  39 // nothing to be done
  40
  41 }
  42
  43 //_____________________________________________________________________________
  44 AliTracker* AliTOFReconstructor::CreateTracker(AliRunLoader* runLoader) const
  45 {
  46 // create a TOF tracker
  47
  48   AliTOFGeometry* geom = GetTOFGeometry(runLoader);
  49   if (!geom) return NULL;
  50   Double_t parPID[] = {130., 5.};
  51   return new AliTOFtracker(geom, parPID);
  52 }
  53
  54 //_____________________________________________________________________________
  55 void AliTOFReconstructor::FillESD(AliRunLoader* /*runLoader*/,
  56                                   AliESD* /*esd*/) const
  57 {
  58 // nothing to be done
  59
  60 }
  61
  62
  63 //_____________________________________________________________________________
  64 AliTOFGeometry* AliTOFReconstructor::GetTOFGeometry(AliRunLoader* runLoader) const
  65 {
  66 // get the TOF parameters
  67
  68   runLoader->CdGAFile();
  69   AliTOFGeometry* tofGeom = (AliTOFGeometry*) gFile->Get("TOFGeometry");
  70   if (!tofGeom) {
  71     AliError("no TOF geometry available");
  72     return NULL;
  73   }
  74   return tofGeom;
  75 }