OADB/AliOADBPWG2Spectra.cxx

   1 #include "AliOADBPWG2Spectra.h"
   2 #include "TNamed.h"
   3 #include "TString.h"
   4 #include "TH1D.h"
   5 #include "TObject.h"
   6 #include "TList.h"
   7 #include "AliAnalysisManager.h"
   8 #include "TBrowser.h"
   9 #include "AliLog.h"
  10
  11 ClassImp(AliOADBPWG2Spectra)
  12
  13 const char * AliOADBPWG2Spectra::fDetectorNames[] = {"ITS", "ITSTPC", "TPC", "TOF", "TOFTPC"};
  14 const char * AliOADBPWG2Spectra::fPidTypeNames[]  = {"GaussFit", "NSigma", "Bayes", "Kinks"};
  15 const char * AliOADBPWG2Spectra::fChargeTags[]    = {"Pos", "Neg"};
  16 const char * AliOADBPWG2Spectra::fParticleNames[] = {"Pion", "Kaon", "Proton"};
  17
  18
  19 AliOADBPWG2Spectra::AliOADBPWG2Spectra():
  20 TNamed("Dummy", "OADB Object for PWG2 Spectra" ), fHistos(0)
  21 {
  22   // ctor
  23
  24
  25
  26 }
  27 AliOADBPWG2Spectra::AliOADBPWG2Spectra(char* name) :
  28 TNamed(name, "OADB Object for PWG2 Spectra" ), fHistos(0)
  29
  30 {
  31   // ctor
  32   // name is appended to all histos (e.g. "Corrected")
  33
  34   Init();
  35
  36 }
  37
  38 AliOADBPWG2Spectra::~AliOADBPWG2Spectra() {
  39   // dtor
  40   if(fHistos) delete fHistos;
  41 }
  42
  43 void AliOADBPWG2Spectra::Init() {
  44   fHistos = new TList();
  45 }
  46
  47
  48 const char * AliOADBPWG2Spectra::GetOADBPWG2SpectraFileName()  {
  49   // get file name to the OADB
  50   static TString filename;
  51   filename.Form("%s/PWG2/SPECTRA/spectraResults.root", AliAnalysisManager::GetOADBPath());
  52   return filename.Data();
  53
  54 }
  55 const char * AliOADBPWG2Spectra::GetHistoName(EPWG2SpectraDetector det, EPWG2SpectraPIDType pidType, EPWG2SpectraParticle part,
  56                                                      EPWG2SpectraCharge charge, const char * centrTag, Int_t centrBin) {
  57
  58   // Returns histogram name
  59   // h[Name]_[Detector(s)]_[PIDType]_[Particle]_[Pos|Neg]_[MultiplicityOrCentralityIndex]
  60   // where "name" is the name of this container
  61
  62   static TString histoName;
  63   if (centrTag)
  64     histoName.Form("h%s_%s_%s_%s_%s_%s_%d", GetName(), fDetectorNames[det], fPidTypeNames[pidType], fParticleNames[part], fChargeTags[charge], centrTag, centrBin);
  65   else
  66     histoName.Form("h%s_%s_%s_%s_%s",       GetName(), fDetectorNames[det], fPidTypeNames[pidType], fParticleNames[part], fChargeTags[charge]);
  67
  68   return histoName.Data();
  69 }
  70
  71 TH1D * AliOADBPWG2Spectra::GetHisto(EPWG2SpectraDetector det, EPWG2SpectraPIDType pidType, EPWG2SpectraParticle part,
  72                                     EPWG2SpectraCharge charge, const char * centrTag, Int_t centrBin){
  73
  74   // Get an histogram from the list
  75   const char * name = GetHistoName(det,pidType,part,charge,centrTag,centrBin);
  76   TH1D * h = (TH1D*) fHistos->FindObject(name);
  77   return h;
  78
  79 }
  80
  81 void  AliOADBPWG2Spectra::AddHisto(TH1D * h, EPWG2SpectraDetector det, EPWG2SpectraPIDType pidType, EPWG2SpectraParticle part,
  82                                     EPWG2SpectraCharge charge, const char * centrTag, Int_t centrBin) {
  83   // Add a histogram to the list
  84   // Rename it if necessary
  85   const char * name = GetHistoName(det,pidType,part,charge,centrTag,centrBin);
  86   TH1D * hold = (TH1D*) fHistos->FindObject(name);
  87   if (hold) fHistos->Remove(hold);
  88   delete hold;
  89   if(strcmp(h->GetName(),name)){
  90     AliError(Form("Histogram namws are not consinstent %s-%s, resetting", h->GetName(),name));
  91     h->SetName(name);
  92   }
  93   fHistos->Add(h);
  94
  95
  96 }
  97
  98 TH1D * AliOADBPWG2Spectra::BookHisto(EPWG2SpectraDetector det, EPWG2SpectraPIDType pidType, EPWG2SpectraParticle part,
  99                                      EPWG2SpectraCharge charge, const char * centrTag, Int_t centrBin) {
 100
 101   // book a histogram according to the template. All the histograms
 102   // should have the same binning (if possible/reasonable) to
 103   // facilitate the compoarison and the combination
 104
 105   const Float_t templBins[] = {0.05,0.1,0.12,0.14,0.16,0.18,0.20,0.25,0.30,0.35,0.4,0.45,0.5,0.55,0.6,0.65,0.7,0.75,0.8,0.85,0.9,0.95,1.0,1.1,1.2,1.3,1.4,1.5,1.6,1.7,1.8,2,2.2,2.4,2.6, 2.7, 2.8, 2.9, 3.0, 3.2, 3.4, 3.6, 3.8, 4.0, 4.2, 4.4, 4.6, 4.8, 5.0};
 106   Int_t nbinsTempl=48;
 107   const char * name = GetHistoName(det,pidType,part,charge,centrTag,centrBin);
 108   TH1D * h = new TH1D(name, name, nbinsTempl, templBins);
 109   return h;
 110
 111 }
 112
 113 void AliOADBPWG2Spectra::Browse(TBrowser *b)
 114 {
 115   // Browse this object.
 116    // If b=0, there is no Browse call TObject::Browse(0) instead.
 117    //         This means TObject::Inspect() will be invoked indirectly
 118
 119
 120   if (b) {
 121     b->Add(fHistos);
 122   }
 123    else
 124       TObject::Browse(b);
 125 }