]>
Commit | Line | Data |
---|---|---|
1 | #ifndef ALIGENMUONLIB_H | |
2 | #define ALIGENMUONLIB_H | |
3 | /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
4 | * See cxx source for full Copyright notice */ | |
5 | ||
6 | /* $Id$ */ | |
7 | ||
8 | // Library class for particle pt and y distributions used for | |
9 | // muon spectrometer simulations. | |
10 | // To be used with AliGenParam. | |
11 | // | |
12 | // andreas.morsch@cern.ch | |
13 | ||
14 | #include "AliGenLib.h" | |
15 | ||
16 | class AliGenMUONlib : | |
17 | public AliGenLib | |
18 | { | |
19 | public: | |
20 | enum constants{kPhi, kOmega, kEta, kJpsi, kUpsilon, | |
21 | kCharm, kBeauty, kPion, kKaon}; | |
22 | ||
23 | ||
24 | // pions | |
25 | static Double_t PtPion(Double_t *px, Double_t *dummy); | |
26 | static Double_t PtScal(Double_t pt, Int_t np); | |
27 | static Double_t YPion( Double_t *py, Double_t *dummy); | |
28 | static Int_t IpPion(TRandom *ran); | |
29 | // kaons | |
30 | static Double_t PtKaon(Double_t *px, Double_t *dummy); | |
31 | static Double_t YKaon( Double_t *py, Double_t *dummy); | |
32 | static Int_t IpKaon(TRandom *ran); | |
33 | // Phi | |
34 | static Double_t PtPhi( Double_t *px, Double_t *dummy); | |
35 | static Double_t YPhi( Double_t *px, Double_t *dummy); | |
36 | static Int_t IpPhi(TRandom *ran); | |
37 | // Omega | |
38 | static Double_t PtOmega( Double_t *px, Double_t *dummy); | |
39 | static Double_t YOmega( Double_t *px, Double_t *dummy); | |
40 | static Int_t IpOmega(TRandom *ran); | |
41 | // Eta | |
42 | static Double_t PtEta( Double_t *px, Double_t *dummy); | |
43 | static Double_t YEta( Double_t *px, Double_t *dummy); | |
44 | static Int_t IpEta(TRandom *ran); | |
45 | // J/Psi | |
46 | static Double_t PtJpsi( Double_t *px, Double_t *dummy); | |
47 | static Double_t YJpsi(Double_t *py, Double_t *dummy); | |
48 | static Double_t PtJpsiPbPb( Double_t *px, Double_t *dummy); | |
49 | static Double_t YJpsiPbPb(Double_t *py, Double_t *dummy); | |
50 | static Double_t PtJpsiPP( Double_t *px, Double_t *dummy); | |
51 | static Double_t YJpsiPP(Double_t *py, Double_t *dummy); | |
52 | static Int_t IpJpsi(TRandom *ran); | |
53 | // Upsilon | |
54 | static Double_t PtUpsilon( Double_t *px, Double_t *dummy ); | |
55 | static Double_t YUpsilon(Double_t *py, Double_t *dummy); | |
56 | static Double_t PtUpsilonPbPb( Double_t *px, Double_t *dummy ); | |
57 | static Double_t YUpsilonPbPb(Double_t *py, Double_t *dummy); | |
58 | static Double_t PtUpsilonPP( Double_t *px, Double_t *dummy ); | |
59 | static Double_t YUpsilonPP(Double_t *py, Double_t *dummy); | |
60 | static Int_t IpUpsilon(TRandom *ran); | |
61 | // | |
62 | // Charm | |
63 | static Double_t PtCharm( Double_t *px, Double_t *dummy ); | |
64 | static Double_t YCharm(Double_t *py, Double_t *dummy); | |
65 | static Int_t IpCharm(TRandom *ran); | |
66 | // | |
67 | // Beauty | |
68 | static Double_t PtBeauty( Double_t *px, Double_t *dummy ); | |
69 | static Double_t YBeauty(Double_t *py, Double_t *dummy); | |
70 | static Int_t IpBeauty(TRandom *ran); | |
71 | // | |
72 | GenFunc GetPt(Int_t param, const char* tname=0) const; | |
73 | GenFunc GetY (Int_t param, const char* tname=0) const; | |
74 | GenFuncIp GetIp(Int_t param, const char* tname=0) const; | |
75 | private: | |
76 | ||
77 | static Float_t Interpolate(Float_t x, Float_t* y, Float_t x0, | |
78 | Float_t dx, | |
79 | Int_t n, Int_t no); | |
80 | ||
81 | ClassDef(AliGenMUONlib,0) // Library providing y and pT parameterisations | |
82 | }; | |
83 | #endif | |
84 | ||
85 | ||
86 | ||
87 | ||
88 | ||
89 | ||
90 |