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fe4da5cc | 1 | #ifndef _AliPythia_H |
2 | #define _AliPythia_H | |
3 | ||
4 | #include <TPythia.h> | |
5 | #include "GenTypeDefs.h" | |
6 | ||
7 | class AliPythia:public TPythia | |
8 | { | |
9 | protected: | |
10 | Process_t fProcess; | |
11 | Decay_t fDecay; | |
12 | Float_t fEcms; | |
13 | StrucFunc_t fStrucFunc; | |
14 | Int_t fGPCode[501][2]; | |
15 | Float_t fBraPart[501]; | |
16 | ||
17 | public: | |
18 | static Int_t fgInit; | |
75c6d54e | 19 | AliPythia(); |
20 | virtual ~AliPythia(){;} | |
fe4da5cc | 21 | // convert to compressed code and print result (for debugging only) |
22 | virtual Int_t CheckedLuComp(Int_t kf) | |
23 | { | |
24 | Int_t kc=LuComp(kf); | |
25 | printf("\n Lucomp kf,kc %d %d",kf,kc); | |
26 | return kc; | |
27 | } | |
28 | // entry to the corresponding lujet function | |
29 | virtual void Lu1Ent(int flag, int idpart, | |
30 | float mom, float theta,float phi); | |
31 | // Decay a Particle | |
32 | virtual void DecayParticle | |
33 | (Int_t idpart, Float_t mom, Float_t theta,Float_t phi); | |
34 | // | |
35 | // Pythia initialisation for selected processes | |
36 | virtual void ProcInit | |
37 | (Process_t process, Float_t energy, StrucFunc_t strucfunc); | |
38 | // | |
39 | // Count decay products | |
40 | virtual Int_t CountProducts(Int_t channel, Int_t particle); | |
41 | ||
42 | // | |
43 | // Force decay modes | |
44 | // | |
45 | // select type and multiplicity of the decay product | |
46 | virtual void ForceParticleDecay(Int_t particle,Int_t product,Int_t mult); | |
47 | // | |
48 | // force a particular decy-type | |
49 | virtual void ForceDecay(Decay_t decay); | |
50 | // don't force any decay | |
51 | virtual void AllowAllDecays(); | |
52 | ||
53 | // | |
54 | // Define heavy mesons to GEANT and make correspondance | |
55 | // GEANT - Pythia particle code | |
56 | virtual void DefineParticles(); | |
57 | // | |
58 | // Convert from Pythia to Geant particle code | |
59 | virtual Int_t GetGeantCode(Int_t kf); | |
60 | // | |
61 | // Get sum of branching ratios for forced decays | |
62 | virtual Float_t GetBraPart(Int_t kf); | |
63 | ClassDef(AliPythia,1) //ALICE UI to PYTHIA | |
64 | }; | |
65 | ||
66 | #endif | |
67 | ||
68 | ||
69 |