Correct formula for phi, in case of current local X <0, in GetLocalXat and GetPhiZat
[u/mrichter/AliRoot.git] / ITS / ConfigSDD03.C
1 //
2 #if !defined(__CINT__) || defined(__MAKECINT__)
3 #include <Riostream.h>
4 #include <TPDGCode.h>
5 #include <TRandom.h>
6 #include <TSystem.h>
7 #include <TVirtualMC.h>
8 #include <TGeant3.h>
9 #include "STEER/AliRunLoader.h"
10 #include "STEER/AliRun.h"
11 #include "STEER/AliConfig.h"
12 #include "PYTHIA6/AliDecayerPythia.h"
13 #include "EVGEN/AliGenCocktail.h"
14 #include "EVGEN/AliGenHIJINGpara.h"
15 #include "STRUCT/AliBODY.h"
16 #include "STRUCT/AliABSOv0.h"
17 #include "STRUCT/AliDIPOv2.h"
18 #include "STRUCT/AliHALL.h"
19 #include "STRUCT/AliFRAMEv2.h"
20 #include "STRUCT/AliSHILv2.h"
21 #include "STRUCT/AliPIPEv0.h"
22 #include "ITS/AliITSvSPD02.h"
23 #endif
24
25 Float_t EtaToTheta(Float_t arg){
26   return (180./TMath::Pi())*2.*atan(exp(-arg));
27 }
28 //------------------------------------------------------------------
29 void Config(){
30     // Set Random Number seed
31     // gRandom->SetSeed(12345);
32     // libraries required by geant321
33 #if defined(__CINT__)
34     gSystem->Load("libgeant321");
35 #endif
36     new TGeant3("C++ Interface to Geant3");
37     AliRunLoader *rl = 0;
38     rl = AliRunLoader::Open("galice.root",
39                             AliConfig::GetDefaultEventFolderName(),"recreate");
40     if (rl == 0x0){
41       gAlice->Fatal("Config.C","Can not instatiate the Run Loader");
42       return;
43     } // end if rl==0x0
44     rl->SetCompressionLevel(2);
45     rl->SetNumberOfEventsPerFile(1000);
46     gAlice->SetRunLoader(rl);
47     //
48     // Set External decayer
49     TVirtualMCDecayer *decayer = new AliDecayerPythia();
50     decayer->SetForceDecay(kAll);
51     decayer->Init();
52     gMC->SetExternalDecayer(decayer);
53     //=======================================================================
54     gMC->SetProcess("DCAY",1);
55     gMC->SetProcess("PAIR",1);
56     gMC->SetProcess("COMP",1);
57     gMC->SetProcess("PHOT",1);
58     gMC->SetProcess("PFIS",0);
59     gMC->SetProcess("DRAY",0);
60     gMC->SetProcess("ANNI",1);
61     gMC->SetProcess("BREM",1);
62     gMC->SetProcess("MUNU",1);
63     gMC->SetProcess("CKOV",1);
64     gMC->SetProcess("HADR",1);
65     gMC->SetProcess("LOSS",2);
66     gMC->SetProcess("MULS",1);
67     gMC->SetProcess("RAYL",1);
68     Float_t cut = 1.e-3;        // 1MeV cut by default
69     Float_t tofmax = 1.e10;
70     gMC->SetCut("CUTGAM", cut);
71     gMC->SetCut("CUTELE", cut);
72     gMC->SetCut("CUTNEU", cut);
73     gMC->SetCut("CUTHAD", cut);
74     gMC->SetCut("CUTMUO", cut);
75     gMC->SetCut("BCUTE",  cut);
76     gMC->SetCut("BCUTM",  cut);
77     gMC->SetCut("DCUTE",  cut);
78     gMC->SetCut("DCUTM",  cut);
79     gMC->SetCut("PPCUTM", cut);
80     gMC->SetCut("TOFMAX", tofmax);
81     int     nParticles = 1;
82     if (gSystem->Getenv("CONFIG_NPARTICLES")){
83       nParticles = atoi(gSystem->Getenv("CONFIG_NPARTICLES"));
84     } // end if
85     //*********************************************
86     // Example for Moving Particle Gun            *
87     //*********************************************
88     AliGenBox *gener = new AliGenBox(nParticles);
89     gener->SetMomentumRange(300.,301.);
90     gener->SetPhiRange(0,0.1);
91     gener->SetThetaRange(0.0, .1);
92     gener->SetOrigin(0.,0.,-800.);
93     //vertex position
94     gener->SetSigma(0.1,0.1,0.0); //Sigma in (X,Y,Z) (cm) on IP position
95     gener->SetPart(kPiPlus);
96     gener->Init();
97     // Activate this line if you want the vertex smearing to happen
98     // track by track
99     //
100     //gener->SetVertexSmear(perTrack); 
101     // Field (L3 0.4 T)
102     //gAlice->SetField(field);
103
104     Int_t   iHALL  =  0;
105     Int_t   iITS   =  1;
106     rl->CdGAFile();
107     //=================== Alice BODY parameters =============================
108     AliBODY *BODY = new AliBODY("BODY", "Alice envelop");
109
110     if (iHALL){
111         //=================== HALL parameters ============================
112         AliHALL *HALL = new AliHALL("HALL", "Alice Hall");
113     } // end if
114     if(iITS) {
115         //=================== ITS parameters ============================
116         AliITSvSDD03 *ITS  = new AliITSvSDD03("SDD test beam 2003",2003);
117     }
118     return;
119 }