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94a709e1 | 1 | #ifndef ALIHBTASCORRFCTN_H |
2 | #define ALIHBTASCORRFCTN_H | |
3 | ||
4 | /////////////////////////////////////////////////////// | |
5 | // // | |
6 | // AliHBTasCorrFctn.h // | |
7 | // // | |
8 | // Class for calculating 3D as correlation // | |
9 | // functions // | |
10 | //author: Grzegorz.Galazka@cern.ch // | |
11 | /////////////////////////////////////////////////////// | |
12 | ||
13 | #include "AliHBTFunction.h" | |
14 | ||
15 | ||
16 | class AliHBTasCorrFctn: public AliHBTOnePairFctn1D | |
17 | { | |
18 | public: | |
19 | AliHBTasCorrFctn(const char* name = "asejdzbitiCF", | |
20 | const char* title= "as Correlation Function"); | |
21 | ||
22 | AliHBTasCorrFctn(const char* name, const char* title, | |
23 | Int_t nbins, Float_t maxXval, Float_t minXval); | |
24 | AliHBTasCorrFctn(const AliHBTasCorrFctn& in); | |
25 | ||
26 | virtual ~AliHBTasCorrFctn(); | |
27 | ||
28 | void Init(); | |
29 | void ProcessSameEventParticles(AliHBTPair* pair); | |
30 | void ProcessDiffEventParticles(AliHBTPair* pair); | |
31 | void Write(); | |
32 | ||
33 | void SetNumberOfIntervals(Int_t N){fNumberOfIntervals = N;} | |
34 | ||
35 | Int_t GetNumberOfIntervals(){return fNumberOfIntervals;} | |
36 | ||
37 | ||
38 | TH1* GetResult(); | |
39 | ||
40 | protected: | |
41 | ||
42 | virtual Double_t GetValue(AliHBTPair* pair) const = 0; | |
43 | virtual void BuildHistos() = 0; | |
44 | int Getnbins(){ return fnbins;} // this are workarounds for my lame coding | |
45 | double GetmaxXval(){return fmaxXval;} // these methods are uset to build histograms | |
46 | double GetminXval(){return fminXval;} // with set by user number of bins etc. | |
47 | void SetParams(Int_t nbins,Float_t maxXval,Float_t minXval); // | |
48 | ||
49 | TObjArray* fNum; // numerators array | |
50 | TObjArray* fDen; // denominators array | |
51 | TObjArray* fRat;// correl. fnctns array | |
52 | ||
53 | ||
54 | private: | |
55 | int fnbins; //number of bins in histograms | |
56 | Int_t fNumberOfIntervals; //number of intervals | |
57 | double fmaxXval; //max histogram's X value | |
58 | double fminXval; //min histogram's X value | |
59 | ||
60 | ClassDef(AliHBTasCorrFctn,1) | |
61 | }; | |
62 | ||
63 | class AliHBTQOutasCorrFctn: public AliHBTasCorrFctn{ | |
64 | public: | |
65 | AliHBTQOutasCorrFctn(const char* name, const char* title, Int_t nbins, Float_t maxXval, Float_t minXval); | |
66 | ||
67 | virtual ~AliHBTQOutasCorrFctn(){}; | |
68 | ||
69 | ||
70 | protected: | |
71 | Double_t GetValue(AliHBTPair* pair) const {return pair->GetQOutLCMS();} | |
72 | void BuildHistos(); | |
73 | private: | |
74 | ClassDef(AliHBTQOutasCorrFctn,1) | |
75 | }; | |
76 | ||
77 | class AliHBTQSideasCorrFctn: public AliHBTasCorrFctn{ | |
78 | public: | |
79 | AliHBTQSideasCorrFctn(const char* name, const char* title, Int_t nbins, Float_t maxXval, Float_t minXval); | |
80 | // AliHBTSideasCorrFctn(const AliHBTasCorrFctn& in); | |
81 | ||
82 | virtual ~AliHBTQSideasCorrFctn(){}; | |
83 | ||
84 | protected: | |
85 | Double_t GetValue(AliHBTPair* pair) const {return pair->GetQSideLCMS();} | |
86 | void BuildHistos(); | |
87 | private: | |
88 | ClassDef(AliHBTQSideasCorrFctn,1) | |
89 | }; | |
90 | ||
91 | ||
92 | class AliHBTQLongasCorrFctn: public AliHBTasCorrFctn{ | |
93 | public: | |
94 | AliHBTQLongasCorrFctn(const char* name, const char* title, Int_t nbins, Float_t maxXval, Float_t minXval); | |
95 | ||
96 | virtual ~AliHBTQLongasCorrFctn(){}; | |
97 | ||
98 | protected: | |
99 | Double_t GetValue(AliHBTPair* pair) const {return pair->GetQLongLCMS();} | |
100 | void BuildHistos(); | |
101 | private: | |
102 | ClassDef(AliHBTQLongasCorrFctn,1) | |
103 | }; | |
104 | ||
105 | ||
106 | #endif |