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1 | #ifndef ALIGENUHKM_H | |
2 | #define ALIGENUHKM_H | |
3 | ||
4 | #include "AliGenMC.h" | |
5 | #include <TString.h> | |
6 | ||
7 | #include "TUHKMgen.h" | |
8 | #ifndef INITIALSTATEHYDJET_INCLUDED | |
9 | #include "InitialStateHydjet.h" | |
10 | #endif | |
11 | ||
12 | #include <string> | |
13 | using namespace std; | |
14 | ||
15 | class TUHKMgen; | |
16 | class TParticle; | |
17 | ||
18 | class AliGenUHKM : public AliGenMC | |
19 | { | |
20 | protected: | |
21 | Int_t fTrials; // Number of trials | |
22 | TUHKMgen *fUHKMgen; // UHKM | |
23 | ||
24 | InitialParamsHydjet_t fHydjetParams; // list of parameters for the initial state | |
25 | // details for the PDG database | |
26 | Char_t fParticleFilename[256]; // particle list filename | |
27 | Char_t fDecayFilename[256]; // decay table filename | |
28 | Int_t fStableFlagPDG[500]; // array of PDG codes flagged | |
29 | Bool_t fStableFlagStatus[500]; // array of decay flag status | |
30 | Int_t fStableFlagged; // number of toggled decay flags | |
31 | Bool_t fUseCharmParticles; // flag to turn on/off the use of charm particles | |
32 | Double_t fMinWidth; // minimum decay width for the particles to be used from the PDG database | |
33 | Double_t fMaxWidth; // maximum ---- | |
34 | Double_t fMinMass; // minimum mass for the particles to be used from the PDG database | |
35 | Double_t fMaxMass; // maximum ---- | |
36 | ||
37 | void SetAllParameters(); | |
38 | void CheckPDGTable(); | |
39 | ||
40 | private: | |
41 | void Copy(TObject &rhs) const; | |
42 | AliGenUHKM & operator = (const AliGenUHKM &); | |
43 | ||
44 | public: | |
45 | AliGenUHKM(); | |
46 | AliGenUHKM(Int_t npart); | |
47 | ||
48 | virtual ~AliGenUHKM(); | |
49 | virtual void Generate(); | |
50 | virtual void Init(); | |
51 | // virtual void AddHeader(AliGenEventHeader* header); | |
52 | ||
53 | // Setters | |
54 | // set reasonable default parameters suited for central Au+Au collisions at RHIC(200GeV) | |
55 | void SetAllParametersRHIC(); | |
56 | // set reasonable default parameters suited for central Pb+Pb collisions at LHC(5.5TeV) | |
57 | void SetAllParametersLHC(); | |
58 | ||
59 | void SetEcms(Double_t value) {fHydjetParams.fSqrtS = value;} // CMS energy per nucleon [GeV] (<2.24 given temperature and ch pot are used) | |
60 | void SetAw(Double_t value) {fHydjetParams.fAw = value;} // nuclei mass number | |
61 | void SetBmin(Double_t value) {fHydjetParams.fBmin = value;} // Minimum impact parameter | |
62 | void SetBmax(Double_t value) {fHydjetParams.fBmax = value;} // Maximum impact parameter | |
63 | void SetChFrzTemperature(Double_t value) {fHydjetParams.fT = value;} // Temperature for the chemical freezeout [GeV] | |
64 | void SetMuB(Double_t value) {fHydjetParams.fMuB = value;} // Baryonic chemical potential [GeV] | |
65 | void SetMuS(Double_t value) {fHydjetParams.fMuS = value;} // Strangeness chemical potential [GeV] | |
66 | void SetMuQ(Double_t value) {fHydjetParams.fMuI3 = value;} // Isospin chemical potential [GeV] | |
67 | void SetThFrzTemperature(Double_t value) {fHydjetParams.fThFO = value;} // Temperature for the thermal freezeout [GeV] | |
68 | void SetMuPionThermal(Double_t value) {fHydjetParams.fMu_th_pip = value;} // Chemical potential for pi+ at thermal freezeout [GeV] | |
69 | void SetSeed(Int_t value) {fHydjetParams.fSeed = value;} //parameter to set the random nuber seed (=0 the current time is used | |
70 | //to set the random generator seed, !=0 the value fSeed is | |
71 | //used to set the random generator seed and then the state of random | |
72 | //number generator in PYTHIA MRPY(1)=fSeed | |
73 | void SetTauB(Double_t value) {fHydjetParams.fTau = value;} // Proper time for the freeze-out hyper surface [fm/c] | |
74 | void SetSigmaTau(Double_t value) {fHydjetParams.fSigmaTau = value;} // Standard deviation for the proper time (emission duration) [fm/c] | |
75 | void SetRmaxB(Double_t value) {fHydjetParams.fR = value;} // Maximal transverse radius [fm] | |
76 | void SetYlMax(Double_t value) {fHydjetParams.fYlmax = value;} // Maximal fireball longitudinal rapidity | |
77 | void SetEtaRMax(Double_t value) {fHydjetParams.fUmax = value;} // Maximal transverse velocity | |
78 | void SetMomAsymmPar(Double_t value) {fHydjetParams.fDelta = value;} // Momentum asymmetry parameter | |
79 | void SetCoordAsymmPar(Double_t value) {fHydjetParams.fEpsilon = value;} // Coordinate asymmetry parameter | |
80 | ||
81 | void SetFlagWeakDecay(Int_t value) {fHydjetParams.fWeakDecay = value;} //flag to switch on/off weak hadron decays <0:decays off, >0: decays on, (default: 0) | |
82 | void SetEtaType(Int_t value) {fHydjetParams.fEtaType = value;} // flag to choose rapidity distribution, if fEtaType<=0, | |
83 | //then uniform rapidity distribution in [-fYlmax,fYlmax] if fEtaType>0, | |
84 | //then Gaussian with dispertion = fYlmax | |
85 | void SetGammaS(Double_t value) {fHydjetParams.fCorrS = value;} // Strangeness suppression parameter (if gamma_s<=0 then it will be calculated) | |
86 | ||
87 | //PYQUEN parameters | |
88 | void SetPyquenNhsel(Int_t value) {fHydjetParams.fNhsel = value;} // Flag to choose the type of event to be generated | |
89 | // fNhsel = 0 --> UHKM fireball, no jets | |
90 | // fNhsel = 1 --> UHKM fireball, jets with no quenching | |
91 | // fNhsel = 2 --> UHKM fireball, jets with quenching | |
92 | // fNhsel = 3 --> no UHKM fireball, jets with no quenching | |
93 | // fNhsel = 4 --> no UHKM fireball, jets with quenching | |
94 | void SetPyquenShad(Int_t value) {fHydjetParams.fIshad = value;}//flag to switch on/off impact parameter dependent nuclear | |
95 | // shadowing for gluons and light sea quarks (u,d,s) (0: shadowing off, | |
96 | // 1: shadowing on for fAw=207, 197, 110, 40, default: 1 | |
97 | void SetPyquenPtmin(Double_t value) {fHydjetParams.fPtmin = value;} // Pyquen input parameter for minimum Pt of parton-parton scattering (5GeV<pt<500GeV) | |
98 | void SetPyquenT0(Double_t value) {fHydjetParams.fT0 = value;} //proper QGP formation tempereture | |
99 | void SetPyquenTau0(Double_t value) {fHydjetParams.fTau0 = value;} //proper QGP formation time in fm/c (0.01<fTau0<10) | |
100 | void SetPyquenNf(Int_t value) {fHydjetParams.fNf = value;} //number of active quark flavours N_f in QGP fNf=0, 1,2 or 3 | |
101 | void SetPyquenIenglu(Int_t value) {fHydjetParams.fIenglu = value;} // flag to fix type of in-medium partonic energy loss | |
102 | //(0: radiative and collisional loss, 1: radiative loss only, 2: | |
103 | //collisional loss only) (default: 0); | |
104 | void SetPyquenIanglu(Int_t value) {fHydjetParams.fIanglu = value;} //flag to fix type of angular distribution of in-medium emitted | |
105 | //gluons (0: small-angular, 1: wide-angular, 2:collinear) (default: 0). | |
106 | ||
107 | ||
108 | void SetPDGParticleFile(Char_t *name) {strcpy(fParticleFilename, name);}//Set the filename containing the particle PDG info | |
109 | void SetPDGDecayFile(Char_t *name) {strcpy(fDecayFilename, name);} //Set the filename containing the PDG decay channels info | |
110 | void SetPDGParticleStable(Int_t pdg, Bool_t value) { // Turn on/off the decay flag for a PDG particle | |
111 | fStableFlagPDG[fStableFlagged] = pdg; | |
112 | fStableFlagStatus[fStableFlagged++] = value; | |
113 | } | |
114 | void SetUseCharmParticles(Bool_t flag) {fUseCharmParticles = flag;} | |
115 | void SetMinimumWidth(Double_t value) {fMinWidth = value;} | |
116 | void SetMaximumWidth(Double_t value) {fMaxWidth = value;} | |
117 | void SetMinimumMass(Double_t value) {fMinMass = value;} | |
118 | void SetMaximumMass(Double_t value) {fMaxMass = value;} | |
119 | ||
120 | // Getters | |
121 | Double_t GetEcms() {return fHydjetParams.fSqrtS;} | |
122 | Double_t GetAw() {return fHydjetParams.fAw;} | |
123 | Double_t GetBmin() {return fHydjetParams.fBmin;} | |
124 | Double_t GetBmax() {return fHydjetParams.fBmax;} | |
125 | Double_t GetChFrzTemperature() {return fHydjetParams.fT;} | |
126 | Double_t GetMuB() {return fHydjetParams.fMuB;} | |
127 | Double_t GetMuS() {return fHydjetParams.fMuS;} | |
128 | Double_t GetMuQ() {return fHydjetParams.fMuI3;} | |
129 | Double_t GetThFrzTemperature() {return fHydjetParams.fThFO;} | |
130 | Double_t GetMuPionThermal() {return fHydjetParams.fMu_th_pip;} | |
131 | Int_t GetSeed() {return fHydjetParams.fSeed;} | |
132 | Double_t GetTauB() {return fHydjetParams.fTau;} | |
133 | Double_t GetSigmaTau() {return fHydjetParams.fSigmaTau;} | |
134 | Double_t GetRmaxB() {return fHydjetParams.fR;} | |
135 | Double_t GetYlMax() {return fHydjetParams.fYlmax;} | |
136 | Double_t GetEtaRMax() {return fHydjetParams.fUmax;} | |
137 | Double_t GetMomAsymmPar() {return fHydjetParams.fDelta;} | |
138 | Double_t GetCoordAsymmPar() {return fHydjetParams.fEpsilon;} | |
139 | Int_t GetFlagWeakDecay() {return fHydjetParams.fWeakDecay;} | |
140 | Int_t GetEtaType() {return fHydjetParams.fEtaType;} | |
141 | Double_t GetGammaS() {return fHydjetParams.fCorrS;} | |
142 | Int_t GetPyquenNhsel() {return fHydjetParams.fNhsel;} | |
143 | Int_t GetPyquenShad() {return fHydjetParams.fIshad;} | |
144 | Double_t GetPyquenPtmin() {return fHydjetParams.fPtmin;} | |
145 | Double_t GetPyquenT0() {return fHydjetParams.fT0;} | |
146 | Double_t GetPyquenTau0() {return fHydjetParams.fTau0;} | |
147 | Double_t GetPyquenNf() {return fHydjetParams.fNf;} | |
148 | Double_t GetPyquenIenglu() {return fHydjetParams.fIenglu;} | |
149 | Double_t GetPyquenIanglu() {return fHydjetParams.fIanglu;} | |
150 | Char_t* GetPDGParticleFile() {return fParticleFilename;} | |
151 | Char_t* GetPDGDecayFile() {return fDecayFilename;} | |
152 | Bool_t GetUseCharmParticles(){return fUseCharmParticles;} | |
153 | Double_t GetMinimumWidth() {return fMinWidth;} | |
154 | Double_t GetMaximumWidth() {return fMaxWidth;} | |
155 | Double_t GetMinimumMass() {return fMinMass;} | |
156 | Double_t GetMaximumMass() {return fMaxMass;} | |
157 | ||
158 | ClassDef(AliGenUHKM, 6) // AliGenerator interface to UHKM | |
159 | }; | |
160 | #endif | |
161 | ||
162 | ||
163 | ||
164 | ||
165 |