HBTAN/AliHBTCorrelFctn.h

   1 #ifndef ALIHBTCORRELFUNCTION_H
   2 #define ALIHBTCORRELFUNCTION_H
   3
   4 #include "AliHBTFunction.h"
   5 #include "AliHBTParticle.h"
   6 #include <Riostream.h>
   7 //Set of functions:
   8 //   Q Invaraint Correlation Function
   9 //   Invariant Mass Function
  10 //
  11 //more info: http://alisoft.cern.ch/people/skowron/analyzer/index.html
  12 //Piotr.Skowronski@cern.ch
  13
  14 /*************************************************************************************/
  15 class AliHBTQInvCorrelFctn: public AliHBTOnePairFctn1D
  16 {
  17 //Q Invaraint Correlation Function
  18 //1D two particle function
  19  public:
  20    AliHBTQInvCorrelFctn(Int_t nbins = 100, Double_t maxXval = 0.15, Double_t minXval = 0.0);
  21    virtual ~AliHBTQInvCorrelFctn(){};
  22    TH1* GetResult();
  23  protected:
  24    Double_t GetValue(AliHBTPair * pair){return pair->GetQInv();}
  25   public:
  26     ClassDef(AliHBTQInvCorrelFctn,1)
  27
  28 };
  29 /*************************************************************************************/
  30
  31 class AliHBTQOutCMSLCCorrelFctn: public AliHBTOnePairFctn1D
  32 {
  33 //Q OutCMSLCaraint Correlation Function
  34 //1D two particle function
  35  public:
  36    AliHBTQOutCMSLCCorrelFctn(Int_t nbins = 100, Double_t maxXval = 0.15, Double_t minXval = 0.0):
  37                         AliHBTOnePairFctn1D(nbins,maxXval,minXval){}
  38    virtual ~AliHBTQOutCMSLCCorrelFctn(){};
  39    TH1* GetResult();
  40  protected:
  41    Double_t GetValue(AliHBTPair * pair){return TMath::Abs(pair->GetQOutCMSLC());}
  42   public:
  43     ClassDef(AliHBTQOutCMSLCCorrelFctn,1)
  44
  45 };
  46 /*************************************************************************************/
  47
  48 class AliHBTQLongCMSLCCorrelFctn: public AliHBTOnePairFctn1D
  49 {
  50 //Q LongCMSLCaraint Correlation Function
  51 //1D two particle function
  52  public:
  53    AliHBTQLongCMSLCCorrelFctn(Int_t nbins = 100, Double_t maxXval = 0.15, Double_t minXval = 0.0):
  54                         AliHBTOnePairFctn1D(nbins,maxXval,minXval){}
  55    virtual ~AliHBTQLongCMSLCCorrelFctn(){};
  56    TH1* GetResult();
  57  protected:
  58    Double_t GetValue(AliHBTPair * pair){return TMath::Abs(pair->GetQLongCMSLC());}
  59   public:
  60     ClassDef(AliHBTQLongCMSLCCorrelFctn,1)
  61
  62 };
  63 /*************************************************************************************/
  64
  65 class AliHBTQSideCMSLCCorrelFctn: public AliHBTOnePairFctn1D
  66 {
  67 //Q SideCMSLCaraint Correlation Function
  68 //1D two particle function
  69  public:
  70    AliHBTQSideCMSLCCorrelFctn(Int_t nbins = 100, Double_t maxXval = 0.15, Double_t minXval = 0.0):
  71                         AliHBTOnePairFctn1D(nbins,maxXval,minXval){}
  72    virtual ~AliHBTQSideCMSLCCorrelFctn(){};
  73    TH1* GetResult();
  74  protected:
  75    Double_t GetValue(AliHBTPair * pair){return TMath::Abs(pair->GetQSideCMSLC());}
  76   public:
  77     ClassDef(AliHBTQSideCMSLCCorrelFctn,1)
  78
  79 };
  80 /*************************************************************************************/
  81
  82 class AliHBTInvMassCorrelFctn: public AliHBTOnePairFctn1D
  83 {
  84 //   Invariant Mass Function
  85  public:
  86    AliHBTInvMassCorrelFctn(Int_t nbins = 2000, Double_t maxXval = 2., Double_t minXval = 0.0);
  87    virtual ~AliHBTInvMassCorrelFctn(){};
  88    TH1* GetResult();
  89  protected:
  90    Double_t GetValue(AliHBTPair * pair) { return pair->GetInvMass();}
  91   public:
  92     ClassDef(AliHBTInvMassCorrelFctn,1)
  93
  94 };
  95
  96
  97
  98 #endif