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fe4da5cc | 1 | #ifndef ALISIMPLEGEN_H |
2 | #define ALISIMPLEGEN_H | |
3da30618 | 3 | /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * |
4 | * See cxx source for full Copyright notice */ | |
5 | ||
6 | /* $Id$ */ | |
7 | ||
fe4da5cc | 8 | /////////////////////////////////////////////////////////// |
9 | // // | |
10 | // Class to generate the particles for the MC // | |
11 | // The base class is empty // | |
12 | // // | |
13 | /////////////////////////////////////////////////////////// | |
14 | ||
15 | #include "AliGenerator.h" | |
c5970876 | 16 | #include "AliPDG.h" |
fe4da5cc | 17 | #include "TF1.h" |
18 | ||
19 | ||
20 | class AliGenHIJINGpara : public AliGenerator | |
21 | { | |
22 | ||
23 | protected: | |
24 | ||
25 | TF1* fPtpi; // Parametrised pt distribution for pi | |
26 | TF1* fPtka; // Parametrised pt distribution for ka | |
27 | TF1* fETApic; // Parametrised eta distribution for pi | |
28 | TF1* fETAkac; // Parametrised eta distribution fro ka | |
29 | ||
30 | public: | |
31 | ||
32 | AliGenHIJINGpara(); | |
33 | AliGenHIJINGpara(Int_t npart); | |
34 | virtual ~AliGenHIJINGpara(); | |
35 | virtual void Generate(); | |
36 | virtual void Init(); | |
37 | ||
38 | ClassDef(AliGenHIJINGpara,1) // Hijing parametrisation generator | |
39 | }; | |
40 | ||
41 | class AliGenFixed : public AliGenerator | |
42 | { | |
43 | ||
44 | protected: | |
45 | ||
46 | Int_t fIpart; // Particle type | |
47 | ||
48 | public: | |
49 | ||
50 | AliGenFixed(); | |
51 | AliGenFixed(Int_t npart); | |
52 | virtual ~AliGenFixed() {} | |
53 | virtual void Generate(); | |
54 | virtual void Init() {} | |
55 | virtual void SetSigma(Float_t, Float_t, Float_t); | |
56 | // | |
57 | virtual void SetMomentum(Float_t pmom) {fPMin=pmom; fPMax=pmom;} | |
58 | virtual void SetPhi(Float_t phi) {fPhiMin=phi*TMath::Pi()/180; fPhiMax=phi*TMath::Pi()/180;} | |
59 | virtual void SetTheta(Float_t theta) {fThetaMin=theta*TMath::Pi()/180; fThetaMax=theta*TMath::Pi()/180;} | |
60 | virtual void SetPart(Int_t part) {fIpart=part;} | |
61 | ||
62 | ClassDef(AliGenFixed,1) // Single particle generator | |
63 | }; | |
64 | ||
65 | ||
66 | class AliGenBox : public AliGenerator | |
67 | { | |
68 | ||
69 | protected: | |
70 | ||
71 | Int_t fIpart; // Particle type | |
72 | ||
73 | public: | |
74 | ||
75 | AliGenBox(); | |
76 | AliGenBox(Int_t npart); | |
77 | virtual ~AliGenBox() {} | |
78 | virtual void Generate(); | |
79 | virtual void Init() {} | |
80 | virtual void SetPart(Int_t part) {fIpart=part;} | |
81 | ||
82 | ClassDef(AliGenBox,1) // Square box random generator | |
83 | }; | |
84 | ||
85 | #endif |