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f87cfe57 | 1 | #ifndef ALIGENPHOSLIB_H |
2 | #define ALIGENPHOSLIB_H | |
b22ee262 | 3 | #include "AliGenLib.h" |
886b6f73 | 4 | /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * |
5 | * See cxx source for full Copyright notice */ | |
6 | ||
7 | /* $Id$ */ | |
8 | ||
8a1ead98 | 9 | // Library class for particle pt and y distributions used for |
10 | // PHOS simulations. | |
11 | // To be used with AliGenParam. | |
12 | // | |
65fb704d | 13 | class TRandom; |
14 | ||
886b6f73 | 15 | class AliGenPHOSlib : |
b22ee262 | 16 | public AliGenLib |
886b6f73 | 17 | { |
18 | public: | |
34f60c01 | 19 | enum constants{kPion, kKaon, kEta, kOmega, kEtaPrime, kPhi, kBaryon}; |
886b6f73 | 20 | // pions |
f87cfe57 | 21 | static Double_t PtPion(Double_t *px, Double_t *dummy); |
886b6f73 | 22 | static Double_t PtScal(Double_t pt, Int_t np); |
f87cfe57 | 23 | static Double_t YPion( Double_t *py, Double_t *dummy); |
65fb704d | 24 | static Int_t IpPion(TRandom* ran); |
886b6f73 | 25 | // kaons |
f87cfe57 | 26 | static Double_t PtKaon(Double_t *px, Double_t *dummy); |
27 | static Double_t YKaon( Double_t *py, Double_t *dummy); | |
65fb704d | 28 | static Int_t IpKaon(TRandom* ran); |
886b6f73 | 29 | // etas |
f87cfe57 | 30 | static Double_t PtEta(Double_t *px, Double_t *dummy); |
31 | static Double_t YEta( Double_t *py, Double_t *dummy); | |
65fb704d | 32 | static Int_t IpEta(TRandom *ran); |
886b6f73 | 33 | // omegas |
f87cfe57 | 34 | static Double_t PtOmega(Double_t *px, Double_t *dummy); |
35 | static Double_t YOmega( Double_t *py, Double_t *dummy); | |
65fb704d | 36 | static Int_t IpOmega(TRandom *ran); |
886b6f73 | 37 | // etaprime |
f87cfe57 | 38 | static Double_t PtEtaprime(Double_t *px, Double_t *dummy); |
39 | static Double_t YEtaprime( Double_t *py, Double_t *dummy); | |
65fb704d | 40 | static Int_t IpEtaprime(TRandom* ran); |
886b6f73 | 41 | // phis |
f87cfe57 | 42 | static Double_t PtPhi(Double_t *px, Double_t *dummy); |
43 | static Double_t YPhi( Double_t *py, Double_t *dummy); | |
65fb704d | 44 | static Int_t IpPhi(TRandom* ran); |
886b6f73 | 45 | // baryons |
f87cfe57 | 46 | static Double_t PtBaryon(Double_t *px, Double_t *dummy); |
47 | static Double_t YBaryon( Double_t *py, Double_t *dummy); | |
65fb704d | 48 | static Int_t IpBaryon(TRandom *ran); |
886b6f73 | 49 | |
8a1ead98 | 50 | GenFunc GetPt(Int_t param, const char* tname=0) const; |
51 | GenFunc GetY (Int_t param, const char* tname=0) const; | |
52 | GenFuncIp GetIp(Int_t param, const char* tname=0) const; | |
762c0d1d | 53 | ClassDef(AliGenPHOSlib,0) // Library providing y and pT parameterisations |
886b6f73 | 54 | }; |
55 | #endif | |
56 | ||
57 | ||
58 | ||
59 | ||
60 | ||
61 | ||
62 |