Hydjet  2.4
A Monte-Carlo model of jet quenching in ultrarelativistic heavy ion collisions
InitialParams.h
1 #ifndef INITALPARAMS
2 #define INITALPARAMS
3 
5 
6  Int_t fNevnt;
7  Int_t femb;
8  Double_t fSqrtS;
9  Double_t fAw;
10  Int_t fIfb;
14  Double_t fBmin;
15  Double_t fBmax;
16  Double_t fBfix;
17 
18  Int_t fSeed;
22 
23  Double_t fT;
24  Double_t fMuB;
25  Double_t fMuS;
26  Double_t fMuC;
27  Double_t fMuI3;
28  Double_t fThFO;
29  Double_t fMu_th_pip;
30 
31  Double_t fTau;
32  Double_t fSigmaTau;
33  Double_t fR;
34  Double_t fYlmax;
35  Double_t fUmax;
36 
37  Double_t frhou2;
38  Double_t frhou3;
39  Double_t frhou4;
40 
41  Double_t fDelta;
42  Double_t fEpsilon;
43 
44  Double_t fv2;
45  Double_t fv3;
46 
48 
49  Int_t fDecay;
50  Double_t fWeakDecay;
51  Int_t fPythDecay;
52 
53  Int_t fEtaType;
57 
58  Int_t fTMuType;
59 
60  Double_t fCorrS;
61  Int_t fCharmProd;
62  Double_t fCorrC;
63 
64  Int_t fNhsel;
70  Int_t fPyhist;
71  Int_t fIshad;
74 
75  Double_t fPtmin;
76 
77  // PYQUEN energy loss model parameters:
78 
79  Double_t fT0;
82 
83  Double_t fTau0;
84  Int_t fNf;
85  Int_t fIenglu;
88  Int_t fIanglu;
90 
91  Char_t partDat[256] = "";
92  Char_t tabDecay[256] = "";
93 
94  Bool_t fPythiaTune = false;
95  Char_t pythiaTune[256] = "";
96 
97  Bool_t doPrintInfo = true;
98  Bool_t allowEmptyEvent = false;
99 };
100 
101 #endif
Structure of input parameters.
Definition: InitialParams.h:4
Char_t pythiaTune[256]
path to the Pythia tune file
Definition: InitialParams.h:95
Double_t fMuI3
isospin potential
Definition: InitialParams.h:27
Int_t femb
embedding flag
Definition: InitialParams.h:7
Double_t fYlmax
maximal longitudinal rapidity
Definition: InitialParams.h:34
Double_t fBmin
minimum impact parameter in units of nuclear radius RA
Definition: InitialParams.h:14
Double_t fSigmaTau
its standart deviation (emission duration)
Definition: InitialParams.h:32
Double_t fEpsilon
coordinate asymmetry parameter
Definition: InitialParams.h:42
Bool_t allowEmptyEvent
Allow or not empty events.
Definition: InitialParams.h:98
Int_t fIenglu
flag to fix type of in-medium partonic energy loss
Definition: InitialParams.h:85
Double_t fAw
atomic number of colliding nuclei
Definition: InitialParams.h:9
Int_t fCharmProd
flag to include statistical charm production
Definition: InitialParams.h:61
Int_t fDecay
flag to switch on/off hadron decays (=0 decays off, >=1 decays on), (default: 1)
Definition: InitialParams.h:49
Int_t fTMuType
flag to use calculated chemical freeze-out temperature, baryon potential and strangeness potential as...
Definition: InitialParams.h:58
Int_t fIfDeltaEpsilon
flag to specify fDelta and fEpsilon values(=0 user's ones, >=1 parametrized)
Definition: InitialParams.h:47
Double_t fPtmin
minimal transverse momentum transfer p_T of hard parton-parton scatterings in GeV (the PYTHIA paramet...
Definition: InitialParams.h:75
Double_t fTau0
proper QGP formation time in fm/c (0.01<fTau0<10)
Definition: InitialParams.h:83
Int_t fIanglu
flag to fix type of angular distribution of in-medium emitted gluons
Definition: InitialParams.h:88
Double_t fR
maximal transverse radius
Definition: InitialParams.h:33
Double_t frhou4
parameter to swich ON/OFF(0) rhou4
Definition: InitialParams.h:39
Int_t fNhsel
flag to switch on/off jet and hydro-state production
Definition: InitialParams.h:64
Int_t fNevnt
number of events
Definition: InitialParams.h:6
Double_t fT0
initial temperature (in GeV) of QGP for central Pb+Pb collisions at mid-rapidity
Definition: InitialParams.h:79
Int_t fPythDecay
Flag to choose how to decay resonances in high-pt part, fPythDecay: 0 by PYTHIA decayer,...
Definition: InitialParams.h:51
Double_t frhou3
parameter to swich ON/OFF(0) rhou3
Definition: InitialParams.h:38
Int_t fEtaType
flag to choose rapidity distribution
Definition: InitialParams.h:53
Double_t fWeakDecay
flag to switch on/off weak hadron decays <0: decays off, >0: decays on, (default: 0)
Definition: InitialParams.h:50
Double_t fThFO
thermal freeze-out temperature T^th in GeV
Definition: InitialParams.h:28
Int_t fPyhist
Suppress PYTHIA particle history (=1 only final state particles from hard part; =0 include full parti...
Definition: InitialParams.h:70
Char_t tabDecay[256]
path to the particle decay table
Definition: InitialParams.h:92
Double_t fMu_th_pip
effective chemical potential of positivly charged pions at thermal in GeV
Definition: InitialParams.h:29
Int_t fNf
number of active quark flavours N_f in QGP fNf=0, 1,2 or 3
Definition: InitialParams.h:84
Double_t fBmax
maximum impact parameter in units of nuclear radius RA
Definition: InitialParams.h:15
Double_t fv3
parameter to swich ON/OFF(0) epsilon3 fluctuations
Definition: InitialParams.h:45
Int_t fIshad
flag to switch on/off impact parameter dependent nuclear shadowing for gluons and light sea quarks (u...
Definition: InitialParams.h:71
Double_t fDelta
momentum asymmetry parameter
Definition: InitialParams.h:41
Double_t frhou2
parameter to swich ON/OFF(0) rhou2
Definition: InitialParams.h:37
Double_t fT
chemical freeze-out temperature in GeV
Definition: InitialParams.h:23
Double_t fv2
parameter to swich ON/OFF(0) epsilon2 fluctuations
Definition: InitialParams.h:44
Char_t partDat[256]
path to the particle data file
Definition: InitialParams.h:91
Double_t fUmax
maximal transverse velocity multiplaed on gamma_r
Definition: InitialParams.h:35
Double_t fTau
proper time value
Definition: InitialParams.h:31
Double_t fSqrtS
cms energy per nucleon
Definition: InitialParams.h:8
Double_t fMuB
baryon potential
Definition: InitialParams.h:24
Bool_t fPythiaTune
Flag to use castom PYTHIA tune.
Definition: InitialParams.h:94
Double_t fBfix
fix impact parameter in units of nuclear radius RA
Definition: InitialParams.h:16
Double_t fCorrC
flag and value to include charmness supression factor
Definition: InitialParams.h:62
Bool_t doPrintInfo
Flag to turn ON/OFF additional info.
Definition: InitialParams.h:97
Int_t fSeed
parameter to set the random nuber seed
Definition: InitialParams.h:18
Int_t fIfb
flag of type of centrality generation
Definition: InitialParams.h:10
Double_t fCorrS
flag and value to include strangeness supression factor
Definition: InitialParams.h:60
Double_t fMuS
strangeness potential
Definition: InitialParams.h:25
Double_t fMuC
charm potential
Definition: InitialParams.h:26