TRD/Cal/AliTRDCalPID.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 // Container for PID information                                        //
  21 //                                                                      //
  22 // Authors:                                                             //
  23 //   Prashant Shukla <shukla@pi0.physi.uni-heidelberg.de>               //
  24 //   Alex Bercuci <a.bercuci@gsi.de>                                    //
  25 //                                                                      //
  26 //////////////////////////////////////////////////////////////////////////
  27
  28 #include <TH1F.h>
  29 #include <TH2F.h>
  30 #include <TFile.h>
  31 #include <TROOT.h>
  32
  33 #include "AliLog.h"
  34 #include "AliESD.h"
  35 #include "AliESDtrack.h"
  36
  37 #include "AliTRDCalPID.h"
  38 #include "AliTRDcalibDB.h"
  39
  40 ClassImp(AliTRDCalPID)
  41
  42 Char_t* AliTRDCalPID::fPartName[AliPID::kSPECIES] = { "electron", "muon", "pion", "kaon", "proton"};
  43 Char_t* AliTRDCalPID::fPartSymb[AliPID::kSPECIES] = { "EL", "MU", "PI", "KA", "PR"};
  44 Color_t AliTRDCalPID::fPartColor[AliPID::kSPECIES] = { kRed, kGreen, kBlue, kYellow, kMagenta};
  45 Float_t AliTRDCalPID::fTrackMomentum[kNMom]       = {
  46     0.6,  0.8,  1.0,  1.5,  2.0
  47    ,3.0,  4.0,  5.0,  6.0,  8.0, 10.0};
  48
  49 //_________________________________________________________________________
  50 AliTRDCalPID::AliTRDCalPID()
  51   :TNamed("pid", "PID for TRD")
  52   ,fModel(0x0)
  53 {
  54   //
  55   //  The Default constructor
  56   //
  57
  58 }
  59
  60 //_____________________________________________________________________________
  61 AliTRDCalPID::AliTRDCalPID(const Text_t *name, const Text_t *title)
  62   :TNamed(name,title)
  63   ,fModel(0x0)
  64 {
  65   //
  66   //  The main constructor
  67   //
  68
  69 }
  70
  71 //_________________________________________________________________________
  72 AliTRDCalPID::~AliTRDCalPID()
  73 {
  74   //
  75   // Destructor
  76   //
  77
  78   if (fModel) {
  79     delete fModel;
  80   }
  81
  82 }
  83
  84 //_________________________________________________________________________
  85 Int_t AliTRDCalPID::GetPartIndex(Int_t pdg)
  86 {
  87   for(Int_t is=0; is<AliPID::kSPECIES; is++){
  88     if(TMath::Abs(pdg) == AliPID::ParticleCode(is)) return is;
  89   }
  90   return -1;
  91 }