Using getter instead of global constant
[u/mrichter/AliRoot.git] / ITS / ConfigSPD02.C
CommitLineData
75e8bb1f 1//
2#if !defined(__CINT__) || defined(__MAKECINT__)
3#include <Riostream.h>
4#include <TRandom.h>
5#include <TSystem.h>
6#include <TVirtualMC.h>
7#include <TGeant3.h>
8#include "STEER/AliRunLoader.h"
9#include "STEER/AliRun.h"
10#include "STEER/AliConfig.h"
11#include "PYTHIA6/AliDecayerPythia.h"
12#include "EVGEN/AliGenCocktail.h"
13#include "EVGEN/AliGenHIJINGpara.h"
14#include "STEER/AliMagFMaps.h"
15#include "STRUCT/AliBODY.h"
16#include "STRUCT/AliMAG.h"
17#include "STRUCT/AliABSOv0.h"
18#include "STRUCT/AliDIPOv2.h"
19#include "STRUCT/AliHALL.h"
20#include "STRUCT/AliFRAMEv2.h"
21#include "STRUCT/AliSHILv2.h"
22#include "STRUCT/AliPIPEv0.h"
23#include "ITS/AliITSvSPD02.h"
24#endif
25
26Float_t EtaToTheta(Float_t arg){
27 return (180./TMath::Pi())*2.*atan(exp(-arg));
28}
29//------------------------------------------------------------------
30void Config(){
31 // Set Random Number seed
32 // gRandom->SetSeed(12345);
33 // libraries required by geant321
34#if defined(__CINT__)
35 gSystem->Load("libgeant321");
36#endif
37 new TGeant3("C++ Interface to Geant3");
38 AliRunLoader *rl = 0;
39 rl = AliRunLoader::Open("galice.root",
f5a857b2 40 AliConfig::GetDefaultEventFolderName(),"recreate");
75e8bb1f 41 if (rl == 0x0){
42 gAlice->Fatal("Config.C","Can not instatiate the Run Loader");
43 return;
44 } // end if rl==0x0
45 rl->SetCompressionLevel(2);
46 rl->SetNumberOfEventsPerFile(1000);
47 gAlice->SetRunLoader(rl);
48 //
49 // Set External decayer
50 TVirtualMCDecayer *decayer = new AliDecayerPythia();
51 decayer->SetForceDecay(kAll);
52 decayer->Init();
53 gMC->SetExternalDecayer(decayer);
54 //=======================================================================
55 gMC->SetProcess("DCAY",1);
56 gMC->SetProcess("PAIR",1);
57 gMC->SetProcess("COMP",1);
58 gMC->SetProcess("PHOT",1);
59 gMC->SetProcess("PFIS",0);
60 gMC->SetProcess("DRAY",0);
61 gMC->SetProcess("ANNI",1);
62 gMC->SetProcess("BREM",1);
63 gMC->SetProcess("MUNU",1);
64 gMC->SetProcess("CKOV",1);
65 gMC->SetProcess("HADR",1);
66 gMC->SetProcess("LOSS",2);
67 gMC->SetProcess("MULS",1);
68 gMC->SetProcess("RAYL",1);
69 Float_t cut = 1.e-3; // 1MeV cut by default
70 Float_t tofmax = 1.e10;
71 gMC->SetCut("CUTGAM", cut);
72 gMC->SetCut("CUTELE", cut);
73 gMC->SetCut("CUTNEU", cut);
74 gMC->SetCut("CUTHAD", cut);
75 gMC->SetCut("CUTMUO", cut);
76 gMC->SetCut("BCUTE", cut);
77 gMC->SetCut("BCUTM", cut);
78 gMC->SetCut("DCUTE", cut);
79 gMC->SetCut("DCUTM", cut);
80 gMC->SetCut("PPCUTM", cut);
81 gMC->SetCut("TOFMAX", tofmax);
4f09a120 82 int nParticles = 1;
75e8bb1f 83 if (gSystem->Getenv("CONFIG_NPARTICLES")){
84 nParticles = atoi(gSystem->Getenv("CONFIG_NPARTICLES"));
85 } // end if
86 //*********************************************
87 // Example for Moving Particle Gun *
88 //*********************************************
89 AliGenBox *gener = new AliGenBox(nParticles);
90 gener->SetMomentumRange(100.,300.);
91 gener->SetPhiRange(0,0.1);
92 gener->SetThetaRange(0.0, .1);
93 gener->SetOrigin(0.,0.,-50.);
94 //vertex position
95 gener->SetSigma(0.1,0.1,0.0); //Sigma in (X,Y,Z) (cm) on IP position
96 gener->SetPart(211); //GEANT particle type
97 gener->Init();
98 // Activate this line if you want the vertex smearing to happen
99 // track by track
100 //
101 //gener->SetVertexSmear(perTrack);
102 // Field (L3 0.4 T)
103 //gAlice->SetField(field);
104
105 Int_t iHALL = 0;
106 Int_t iITS = 1;
107 rl->CdGAFile();
108 //=================== Alice BODY parameters =============================
109 AliBODY *BODY = new AliBODY("BODY", "Alice envelop");
110
111 if (iHALL){
112 //=================== HALL parameters ============================
113 AliHALL *HALL = new AliHALL("HALL", "Alice Hall");
114 } // end if
115 if(iITS) {
116 //=================== ITS parameters ============================
a421d869 117 AliITSvSPD02 *ITS = new AliITSvSPD02("SPD test beam 2002",2002);
75e8bb1f 118 }
119 return;
120}