ZDC/AliZDCCalibData.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 ZDC calibration                                                 //
  21 //                                                                           //
  22 ///////////////////////////////////////////////////////////////////////////////
  23
  24 #include "AliZDCCalibData.h"
  25
  26 ClassImp(AliZDCCalibData)
  27
  28 //________________________________________________________________
  29 AliZDCCalibData::AliZDCCalibData()
  30 {
  31   fHistMeanPed=0;
  32   Reset();
  33 }
  34
  35 //________________________________________________________________
  36 AliZDCCalibData::AliZDCCalibData(const char* name)
  37 {
  38   TString namst = "Calib_";
  39   namst += name;
  40   SetName(namst.Data());
  41   SetTitle(namst.Data());
  42   fHistMeanPed=0;
  43   Reset();
  44 }
  45
  46 //________________________________________________________________
  47 AliZDCCalibData::AliZDCCalibData(const AliZDCCalibData& calibda) :
  48   TNamed(calibda)
  49 {
  50 // copy constructor
  51   SetName(calibda.GetName());
  52   SetTitle(calibda.GetName());
  53   Reset();
  54   for(int t=0; t<47; t++) fMeanPedestal[t] = calibda.GetMeanPed(t);
  55   for(int t=0; t<4; t++) fEnCalibration[t] = calibda.GetEnCalib(t);
  56   PrepHistos();
  57 }
  58
  59 //________________________________________________________________
  60 AliZDCCalibData &AliZDCCalibData::operator =(const AliZDCCalibData& calibda)
  61 {
  62 // assignment operator
  63   SetName(calibda.GetName());
  64   SetTitle(calibda.GetName());
  65   Reset();
  66   for(int t=0; t<47; t++) fMeanPedestal[t] = calibda.GetMeanPed(t);
  67   for(int t=0; t<4; t++) fEnCalibration[t] = calibda.GetEnCalib(t);
  68   PrepHistos();
  69   return *this;
  70 }
  71
  72 //________________________________________________________________
  73 AliZDCCalibData::~AliZDCCalibData()
  74 {
  75   CleanHistos();
  76 }
  77
  78 //________________________________________________________________
  79 void AliZDCCalibData::Reset()
  80 {
  81   memset(fMeanPedestal,0,47*sizeof(Float_t));
  82   memset(fEnCalibration,0,4*sizeof(Float_t));
  83 }
  84
  85 //________________________________________________________________
  86 void AliZDCCalibData::CleanHistos()
  87 {
  88   if (fHistMeanPed) delete fHistMeanPed; fHistMeanPed = 0;
  89 }
  90
  91 //________________________________________________________________
  92 void AliZDCCalibData::PrepHistos()
  93 {
  94 //  CleanHistos(); // this gives a segm.viol!
  95   Int_t   kNChannels = 47;
  96   Float_t kMaxPedVal = 47.;
  97   TString hname = GetName();  hname += "_Pedestals";
  98   fHistMeanPed = new TH1F(hname.Data(),hname.Data(),kNChannels,0.,kMaxPedVal);
  99   for(int i=0; i<47; i++)  fHistMeanPed->SetBinContent(i+1,GetMeanPed(i));
 100 }
 101
 102 //________________________________________________________________
 103 void  AliZDCCalibData::Print(Option_t *) const
 104 {
 105    printf("\n   ----    Mean pedestal values    ----\n\n");
 106    for(int t=0; t<47; t++){
 107      if(t==0 || t==24) printf("\t ZN HighRes -------- ");
 108      else if(t==5 || t==29) printf("\t ZN LowRes -------- ");
 109      else if(t==10 || t==34) printf("\t ZP HighRes -------- ");
 110      else if(t==15 || t==39) printf("\t ZP LowRes -------- ");
 111      else if(t==20) printf("\t ZEM1 HighRes -------- ");
 112      else if(t==21) printf("\t ZEM1 LowRes -------- ");
 113      else if(t==22) printf("\t ZEM2 HighRes -------- ");
 114      else if(t==23) printf("\t ZEM2 LowRes -------- ");
 115      printf("\t MeanPed[ADC%d] = %.1f\n",t,fMeanPedestal[t]);
 116    }
 117
 118    printf("\n   ----    Energy calibration coefficients         ----\n\n");
 119    for(int t=0; t<3; t++){
 120       printf("  En Calib Coeff. [ZDC%d] = %f\n",t,fEnCalibration[t]);
 121    }
 122 }
 123
 124 //________________________________________________________________
 125 void AliZDCCalibData::SetMeanPed(Float_t* MeanPed)
 126 {
 127   if(MeanPed) for(int t=0; t<47; t++) fMeanPedestal[t] = MeanPed[t];
 128   else for(int t=0; t<43; t++) fMeanPedestal[t] = 0.;
 129 }
 130
 131 //________________________________________________________________
 132 void AliZDCCalibData::SetEnCalib(Float_t* EnCalib)
 133 {
 134   if(EnCalib) for(int t=0; t<4; t++) fEnCalibration[t] = EnCalib[t];
 135   else for(int t=0; t<4; t++) fEnCalibration[t] = 0.;
 136 }
 137