11-feb-2004 NvE In script "gcclib" the option -Wno-long-long added to prevent warning...
[u/mrichter/AliRoot.git] / RALICE / AliCollider.h
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fdbea0ce 1#ifndef ALICOLLIDER_H
2#define ALICOLLIDER_H
45575004 3/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
fdbea0ce 5
6aff9852 6// $Id: AliCollider.h,v 1.7 2004/01/12 08:23:22 nick Exp $
fdbea0ce 7
fdbea0ce 8#include "TPythia6.h"
fdbea0ce 9#include "TString.h"
10#include "TFile.h"
47dddbe4 11#include "TTree.h"
12#include "TArrayI.h"
fdbea0ce 13
14#include "AliEvent.h"
15#include "AliRandom.h"
16
17class AliCollider : public TPythia6
18{
19 public:
20 AliCollider(); // Default constructor
c72198f1 21 virtual ~AliCollider(); // Default destructor
fdbea0ce 22 void SetOutputFile(TString name); // Initialise the ROOT output data file
23 void SetVertexMode(Int_t mode); // Select mode for (sec.) vertex structure creation
24 Int_t GetVertexMode(); // Provide vertex structure creation mode
25 void SetResolution(Double_t res); // Set resolution (in cm) for resolving (sec.) vertices
26 Double_t GetResolution(); // Provide (sec.) vertex resolving resolution (in cm)
27 void SetRunNumber(Int_t run); // Set user defined run number
28 Int_t GetRunNumber(); // Provide the user defined run number
29 void SetPrintFreq(Int_t n); // Set print frequency for every 'n' events
30 Int_t GetPrintFreq(); // Provide the print frequency
31 void Init(char* frame,char* beam,char* target,Float_t win); // Standard Pythia initialisation
32 void Init(char* frame,Int_t zp,Int_t ap,Int_t zt,Int_t at,Float_t win); // Nucl-Nucl initialisation
5f25234b 33 void SetStable(Int_t id,Int_t mode=1); // Declare a certain particle as stable or not
47dddbe4 34 void SelectEvent(Int_t id); // Select only events containing specified particles
35 Int_t GetSelectionFlag(); // Return the selection flag for this event
1c01b4f8 36 void MakeEvent(Int_t npt=0,Int_t mlist=-1,Int_t medit=1);// Generate a single event with npt participant nucleons
fdbea0ce 37 void EndRun(); // Properly close all buffers and output file
47dddbe4 38 AliEvent* GetEvent(Int_t select=0); // Provide pointer to the generated event structure
39 void SetSpectatorPmin(Float_t pmin); // Set minimal momentum for spectator track to be stored
40 Float_t GetSpectatorPmin(); // Provide the minimal momentum for spectator tracks
fdbea0ce 41
42 protected:
43 Int_t fVertexmode; // The vertex structure creation mode
44 Double_t fResolution; // The resolution (in cm) for resolving (sec.) vertices
45 Int_t fRunnum; // The user defined run number
46 Int_t fEventnum; // The automatically updated event number
47 Int_t fPrintfreq; // The user selected print frequency
48 char* fFrame; // The Pythia frame indicator
49 Float_t fWin; // The Pythia energy indicator
50 Int_t fNucl; // Flag to denote nucleus-nucleus (1) or standard Pythia (0) running
51 Int_t fZproj; // Z of the projectile particle
52 Int_t fAproj; // A of the projectile particle
53 Int_t fZtarg; // Z of the target particle
54 Int_t fAtarg; // A of the target particle
55 Float_t fFracpp; // Fraction of p+p collisions
56 Float_t fFracnp; // Fraction of n+p collisions
57 Float_t fFracpn; // Fraction of p+n collisions
58 Float_t fFracnn; // Fraction of n+n collisions
59 AliRandom fRan; // Random number generator
60 AliEvent* fEvent; // The produced event structure
47dddbe4 61 Float_t fSpecpmin; // The minimal momentum for spectator tracks to be stored
fdbea0ce 62
63 TFile* fOutFile; // The user defined output data file
64 TTree* fOutTree; // The standard ROOT output tree
65
47dddbe4 66 TArrayI* fSelections; // The particle KC codes for event selection
67 Int_t fSelect; // Flag to indicate whether the total event is selected (1) or not (0)
68
69 Int_t IsSelected(); // Check whether (sub)event passed the selection criteria
fdbea0ce 70 void GetFractions(Float_t zp,Float_t ap,Float_t zt,Float_t at); // Determine various N-N collision fractions
6aff9852 71 TString GetPyname(Int_t kf); // Provide the correctly truncated Pythia particle name for PDG code kf
fdbea0ce 72
6aff9852 73 ClassDef(AliCollider,7) // Pythia based universal physics event generator
fdbea0ce 74};
75#endif