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1 | #ifndef ALISIMPLEGEN_H |
| 2 | #define ALISIMPLEGEN_H |
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3 | /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * |
| 4 | * See cxx source for full Copyright notice */ |
| 5 | |
| 6 | /* $Id$ */ |
| 7 | |
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8 | /////////////////////////////////////////////////////////// |
| 9 | // // |
| 10 | // Class to generate the particles for the MC // |
| 11 | // The base class is empty // |
| 12 | // // |
| 13 | /////////////////////////////////////////////////////////// |
| 14 | |
| 15 | #include "AliGenerator.h" |
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16 | #include "AliPDG.h" |
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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 |
git://git.uio.no / u / mrichter / AliRoot.git / blame