HBTAN/AliHBTCorrelFctn.h

   1 #ifndef ALIHBTCORRELFUNCTION_H
   2 #define ALIHBTCORRELFUNCTION_H
   3 //_________________________________________________________________
   4 ///////////////////////////////////////////////////////////////////
   5 //
   6 //Set of functions:
   7 //   Q Invaraint Correlation Function
   8 //   Invariant Mass Function
   9 //
  10 //more info: http://alisoft.cern.ch/people/skowron/analyzer/index.html
  11 //Piotr.Skowronski@cern.ch
  12 //
  13 ///////////////////////////////////////////////////////////////////
  14 #include "AliHBTFunction.h"
  15
  16 class AliHBTParticle;
  17
  18 /*************************************************************************************/
  19 class AliHBTQInvCorrelFctn: public AliHBTOnePairFctn1D
  20 {
  21 //Q Invaraint Correlation Function
  22 //1D two particle function
  23  public:
  24    AliHBTQInvCorrelFctn(Int_t nbins = 100, Double_t maxXval = 0.15, Double_t minXval = 0.0);
  25    virtual ~AliHBTQInvCorrelFctn(){};
  26    TH1* GetResult();
  27  protected:
  28    Double_t GetValue(AliHBTPair * pair){return pair->GetQInv();}
  29   public:
  30     ClassDef(AliHBTQInvCorrelFctn,1)
  31
  32 };
  33 /*************************************************************************************/
  34
  35 class AliHBTQOutCMSLCCorrelFctn: public AliHBTOnePairFctn1D
  36 {
  37 //Q OutCMSLCaraint Correlation Function
  38 //1D two particle function
  39  public:
  40    AliHBTQOutCMSLCCorrelFctn(Int_t nbins = 100, Double_t maxXval = 0.15, Double_t minXval = 0.0):
  41                         AliHBTOnePairFctn1D(nbins,maxXval,minXval){}
  42    virtual ~AliHBTQOutCMSLCCorrelFctn(){};
  43    TH1* GetResult();
  44  protected:
  45    Double_t GetValue(AliHBTPair * pair){return TMath::Abs(pair->GetQOutCMSLC());}
  46   public:
  47     ClassDef(AliHBTQOutCMSLCCorrelFctn,1)
  48
  49 };
  50 /*************************************************************************************/
  51
  52 class AliHBTQLongCMSLCCorrelFctn: public AliHBTOnePairFctn1D
  53 {
  54 //Q LongCMSLCaraint Correlation Function
  55 //1D two particle function
  56  public:
  57    AliHBTQLongCMSLCCorrelFctn(Int_t nbins = 100, Double_t maxXval = 0.15, Double_t minXval = 0.0):
  58                         AliHBTOnePairFctn1D(nbins,maxXval,minXval){}
  59    virtual ~AliHBTQLongCMSLCCorrelFctn(){};
  60    TH1* GetResult();
  61  protected:
  62    Double_t GetValue(AliHBTPair * pair){return TMath::Abs(pair->GetQLongCMSLC());}
  63   public:
  64     ClassDef(AliHBTQLongCMSLCCorrelFctn,1)
  65
  66 };
  67 /*************************************************************************************/
  68
  69 class AliHBTQSideCMSLCCorrelFctn: public AliHBTOnePairFctn1D
  70 {
  71 //Q SideCMSLCaraint Correlation Function
  72 //1D two particle function
  73  public:
  74    AliHBTQSideCMSLCCorrelFctn(Int_t nbins = 100, Double_t maxXval = 0.15, Double_t minXval = 0.0):
  75                         AliHBTOnePairFctn1D(nbins,maxXval,minXval){}
  76    virtual ~AliHBTQSideCMSLCCorrelFctn(){}
  77    TH1* GetResult();
  78  protected:
  79    Double_t GetValue(AliHBTPair * pair){return TMath::Abs(pair->GetQSideCMSLC());}
  80   public:
  81     ClassDef(AliHBTQSideCMSLCCorrelFctn,1)
  82
  83 };
  84 /*************************************************************************************/
  85
  86 class AliHBTInvMassCorrelFctn: public AliHBTOnePairFctn1D
  87 {
  88 //   Invariant Mass Function
  89  public:
  90    AliHBTInvMassCorrelFctn(Int_t nbins = 2000, Double_t maxXval = 2., Double_t minXval = 0.0);
  91    virtual ~AliHBTInvMassCorrelFctn(){};
  92    TH1* GetResult();
  93  protected:
  94    Double_t GetValue(AliHBTPair * pair) { return pair->GetInvMass();}
  95   public:
  96     ClassDef(AliHBTInvMassCorrelFctn,1)
  97
  98 };
  99
 100 /*************************************************************************************/
 101
 102 class AliHBTTwoKStarCorrelFctn: public AliHBTOnePairFctn1D
 103 {
 104 //   Correlation Function of 2*KStar
 105  public:
 106    AliHBTTwoKStarCorrelFctn(Int_t nbins = 200, Double_t maxXval = 0.15, Double_t minXval = 0.0);
 107    virtual ~AliHBTTwoKStarCorrelFctn(){};
 108    TH1* GetResult();
 109  protected:
 110    Double_t GetValue(AliHBTPair * pair) { return 2.0*pair->GetKStar();}
 111   public:
 112     ClassDef(AliHBTTwoKStarCorrelFctn,1)
 113
 114 };
 115
 116
 117 #endif