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1 | #ifndef ALIGENPMDLIB_H | |
2 | #define ALIGENPMDLIB_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 | // | |
9 | // Library of generators for PMD | |
10 | // providing y and pt parametrisation | |
11 | // for generated tracks | |
12 | // | |
13 | ||
14 | class TRandom; | |
15 | ||
16 | #include "AliGenLib.h" | |
17 | ||
18 | class AliGenPMDlib :public AliGenLib | |
19 | { | |
20 | public: | |
21 | enum constants{kPion, kEta}; | |
22 | GenFunc GetPt(Int_t param, const char* tname=0) const; | |
23 | GenFunc GetY (Int_t param, const char* tname=0) const; | |
24 | GenFuncIp GetIp(Int_t param, const char* tname=0) const; | |
25 | private: | |
26 | // Neutral pions | |
27 | static Double_t PtPi0(const Double_t *px, const Double_t *dummy); | |
28 | static Double_t PtScal(Double_t pt, Int_t np); | |
29 | static Double_t YPi0( const Double_t *py, const Double_t *dummy); | |
30 | static Int_t IpPi0(TRandom *ran); | |
31 | // Etas | |
32 | static Double_t PtEta(const Double_t *px, const Double_t *dummy); | |
33 | static Double_t YEta( const Double_t *py, const Double_t *dummy); | |
34 | static Int_t IpEta(TRandom *ran); | |
35 | // | |
36 | ClassDef(AliGenPMDlib,0) // Library providing y and pT parameterisations | |
37 | }; | |
38 | #endif | |
39 | ||
40 | ||
41 | ||
42 | ||
43 | ||
44 | ||
45 |