Use new RICH version in it's new positions.
[u/mrichter/AliRoot.git] / ITS / Config_bg.C
CommitLineData
02a71a71 1void Config(){
2 // 7-DEC-2000 09:00
3 // Switch on Transition Radiation simulation. 6/12/00 18:00
4 // iZDC=1 7/12/00 09:00
5 // ThetaRange is (0., 180.). It was (0.28,179.72) 7/12/00 09:00
6 // Theta range given through pseudorapidity limits 22/6/2001
7
8 // Set Random Number seed
9 // gRandom->SetSeed(12345);
10
11 new AliGeant3("C++ Interface to Geant3");
12
13 if (!gSystem->Getenv("CONFIG_FILE"))
14 {
15 TFile *rootfile = new TFile("galice.root", "recreate");
16
17 rootfile->SetCompressionLevel(2);
18 }
19
20 TGeant3 *geant3 = (TGeant3 *) gMC;
21
22 //
23 // Set External decayer
24 AliDecayer *decayer = new AliDecayerPythia();
25
26 decayer->SetForceDecay(kAll);
27 decayer->Init();
28 gMC->SetExternalDecayer(decayer);
29 //
30 //
31 //=======================================================================
32 // ******* GEANT STEERING parameters FOR ALICE SIMULATION *******
33 geant3->SetTRIG(1); //Number of events to be processed
34 geant3->SetSWIT(4, 10);
35 geant3->SetDEBU(0, 0, 1);
36 //geant3->SetSWIT(2,2);
37 geant3->SetDCAY(1);
38 geant3->SetPAIR(1);
39 geant3->SetCOMP(1);
40 geant3->SetPHOT(1);
41 geant3->SetPFIS(0);
42 geant3->SetDRAY(0);
43 geant3->SetANNI(1);
44 geant3->SetBREM(1);
45 geant3->SetMUNU(1);
46 geant3->SetCKOV(1);
47 geant3->SetHADR(1); //Select pure GEANH (HADR 1) or GEANH/NUCRIN (HADR 3)
48 geant3->SetLOSS(2);
49 geant3->SetMULS(1);
50 geant3->SetRAYL(1);
51 geant3->SetAUTO(1); //Select automatic STMIN etc... calc. (AUTO 1) or manual (AUTO 0)
52 geant3->SetABAN(0); //Restore 3.16 behaviour for abandoned tracks
53 geant3->SetOPTI(2); //Select optimisation level for GEANT geometry searches (0,1,2)
54 geant3->SetERAN(5.e-7);
55
56 Float_t cut = 1.e-3; // 1MeV cut by default
57 Float_t tofmax = 1.e10;
58
59 // GAM ELEC NHAD CHAD MUON EBREM MUHAB EDEL MUDEL MUPA TOFMAX
60 geant3->SetCUTS(cut, cut, cut, cut, cut, cut, cut, cut, cut, cut,
61 tofmax);
62 //
63 //=======================================================================
64 // ************* STEERING parameters FOR ALICE SIMULATION **************
65 // --- Specify event type to be tracked through the ALICE setup
66 // --- All positions are in cm, angles in degrees, and P and E in GeV
67 if (gSystem->Getenv("CONFIG_NPARTICLES")){
68 int nParticles = atoi(gSystem->Getenv("CONFIG_NPARTICLES"));
69 } else{
70 int nParticles = 500;
71 } // end if
72 AliGenHIJINGpara *gener = new AliGenHIJINGpara(nParticles);
73
74 gener->SetMomentumRange(0, 999);
75 gener->SetPhiRange(0, 360);
76 // Set pseudorapidity range from -8 to 8.
77 Float_t thmin = EtaToTheta(8); // theta min. <---> eta max
78 Float_t thmax = EtaToTheta(-8); // theta max. <---> eta min
79 gener->SetThetaRange(thmin,thmax);
80 gener->SetOrigin(0, 0, 0); //vertex position
81 gener->SetSigma(0, 0, 0); //Sigma in (X,Y,Z) (cm) on IP position
82 gener->Init();
83 //
84 // Activate this line if you want the vertex smearing to happen
85 // track by track
86 //
87 //gener->SetVertexSmear(perTrack);
88
89 gAlice->SetField(-999, 2); //Specify maximum magnetic field in Tesla (neg. ==> default field)
90
91 Int_t iABSO = 1;
92 Int_t iDIPO = 1;
93 Int_t iFMD = 1;
94 Int_t iFRAME = 1;
95 Int_t iHALL = 1;
96 Int_t iITS = 1;
97 Int_t iMAG = 1;
98 Int_t iMUON = 1;
99 Int_t iPHOS = 1;
100 Int_t iPIPE = 1;
101 Int_t iPMD = 1;
102 Int_t iRICH = 1;
103 Int_t iSHIL = 1;
104 Int_t iSTART = 1;
105 Int_t iTOF = 1;
106 Int_t iTPC = 1;
107 Int_t iTRD = 1;
108 Int_t iZDC = 1;
109 Int_t iEMCAL = 1;
110
111 //=================== Alice BODY parameters =============================
112 AliBODY *BODY = new AliBODY("BODY", "Alice envelop");
113
114 if (iMAG){
115 //=================== MAG parameters ============================
116 // --- Start with Magnet since detector layouts may be depending ---
117 // --- on the selected Magnet dimensions ---
118 AliMAG *MAG = new AliMAG("MAG", "Magnet");
119 }
120 if (iABSO){
121 //=================== ABSO parameters ============================
122 AliABSO *ABSO = new AliABSOv0("ABSO", "Muon Absorber");
123 }
124 if (iDIPO){
125 //=================== DIPO parameters ============================
126 AliDIPO *DIPO = new AliDIPOv2("DIPO", "Dipole version 2");
127 }
128 if (iHALL){
129 //=================== HALL parameters ============================
130 AliHALL *HALL = new AliHALL("HALL", "Alice Hall");
131 }
132 if (iFRAME){
133 //=================== FRAME parameters ============================
134 AliFRAME *FRAME = new AliFRAMEv2("FRAME", "Space Frame");
135 }
136 if (iSHIL){
137 //=================== SHIL parameters ============================
138 AliSHIL *SHIL = new AliSHILvF("SHIL", "Shielding");
139 }
140 if (iPIPE){
141 //=================== PIPE parameters ============================
142 AliPIPE *PIPE = new AliPIPEv0("PIPE", "Beam Pipe");
143 }
144 if(iITS) {
145 //=================== ITS parameters ============================
146 //
147 // As the innermost detector in ALICE, the Inner Tracking System
148 // "impacts" on almost all other detectors. This involves the fact
149 // that the ITS geometry still has several options to be followed
150 //in parallel in order to determine the best set-up which minimizes
151 // the induced background. All the geometries available to date are
152 // described in the following. Read carefully the comments and use
153 // the default version (the only one uncommented) unless you are making
154 // comparisons and you know what you are doing. In this case just
155 // uncomment the ITS geometry you want to use and run Aliroot.
156 // Detailed geometries:
157 AliITSvPPRasymm *ITS = new AliITSvPPRasymm("ITS","New ITS PPR detailed version with asymmetric services");
158 ITS->SetMinorVersion(2); // don't touch this parameter if you're not an ITS developer
159 ITS->SetReadDet(kFALSE); // don't touch this parameter if you're not an ITS developer
160 ITS->SetThicknessDet1(200.); // detector thickness on layer 1 must be in the range [100,300]
161 ITS->SetThicknessDet2(200.); // detector thickness on layer 2 must be in the range [100,300]
162 ITS->SetThicknessChip1(200.); // chip thickness on layer 1 must be in the range [150,300]
163 ITS->SetThicknessChip2(200.);// chip thickness on layer 2 must be in the range [150,300]
164 ITS->SetRails(1); // 1 --> rails in ; 0 --> rails out
165 ITS->SetCoolingFluid(1); // 1 --> water ; 0 --> freon
166 // Geant3 <-> EUCLID conversion
167 // ============================
168 // SetEUCLID is a flag to output (=1) or not to output (=0) both
169 // geometry and media to two ASCII files (called by default
170 // ITSgeometry.euc and ITSgeometry.tme) in a format understandable
171 // to the CAD system EUCLID. The default (=0) means that you dont
172 // want to use this facility.
173 ITS->SetEUCLID(0);
174 }
175 if (iTPC){
176 //============================ TPC parameters =========================
177 // This allows the user to specify sectors for the SLOW (TPC geometry
178 // 2) Simulator. SecAL (SecAU) <0 means that ALL lower (upper)
179 // sectors are specified, any value other than that requires at least
180 // one sector (lower or upper)to be specified!
181 // Reminder: sectors 1-24 are lower sectors ( 1-12->z>0,13-24->z<0)
182 // sectors 25-72 are the upper ones (25-48->z>0,49-72->z<0)
183 // SecLows - number of lower sectors specified (up to 6)
184 // SecUps - number of upper sectors specified (up to 12)
185 // Sens - sensitive strips for the Slow Simulator !!!
186 // This does NOT work if all S or L-sectors are specified, i.e.
187 // if SecAL or SecAU < 0
188 //---------------------------------------------------------------------
189 // gROOT->LoadMacro("SetTPCParam.C");
190 // AliTPCParam *param = SetTPCParam();
191 AliTPC *TPC = new AliTPCv2("TPC", "Default");
192 // All sectors included
193 TPC->SetSecAL(-1);
194 TPC->SetSecAU(-1);
195 }
196 if (iTOF){
197 //=================== TOF parameters ============================
198 AliTOF *TOF = new AliTOFv2("TOF", "normal TOF");
199 }
200 if (iRICH){
201 //=================== RICH parameters ===========================
290acc32 202 AliRICH *RICH = new AliRICHv3("RICH", "normal RICH");
02a71a71 203 }
204 if (iZDC){
205 //=================== ZDC parameters ============================
206 AliZDC *ZDC = new AliZDCv2("ZDC", "normal ZDC");
207 }
208 if (iTRD){
209 //=================== TRD parameters ============================
210 AliTRD *TRD = new AliTRDv1("TRD", "TRD slow simulator");
211 // Select the gas mixture (0: 97% Xe + 3% isobutane, 1: 90% Xe +
212 // 10% CO2)
213 TRD->SetGasMix(1);
214 // With hole in front of PHOS
215 TRD->SetPHOShole();
216 // With hole in front of RICH
217 TRD->SetRICHhole();
218 // Switch on TR
219 AliTRDsim *TRDsim = TRD->CreateTR();
220 }
221 if (iFMD){
222 //=================== FMD parameters ============================
223 AliFMD *FMD = new AliFMDv1("FMD", "normal FMD");
224 FMD->SetRingsSi1(256);
225 FMD->SetRingsSi2(64);
226 FMD->SetSectorsSi1(20);
227 FMD->SetSectorsSi2(24);
228 }
229 if (iMUON){
230 //=================== MUON parameters ===========================
231 AliMUON *MUON = new AliMUONv1("MUON", "default");
232 }
233 if (iPHOS){
234 //=================== PHOS parameters ===========================
235 AliPHOS *PHOS = new AliPHOSv1("PHOS", "GPS2");
236 }
237 if (iPMD){
238 //=================== PMD parameters ============================
239 AliPMD *PMD = new AliPMDv1("PMD", "normal PMD");
240 PMD->SetPAR(1., 1., 0.8, 0.02);
241 PMD->SetIN(6., 18., -580., 27., 27.);
242 PMD->SetGEO(0.0, 0.2, 4.);
243 PMD->SetPadSize(0.8, 1.0, 1.0, 1.5);
244 }
245 if (iEMCAL){
246 //=================== EMCAL parameters ============================
247 AliEMCAL *EMCAL = new AliEMCALv1("EMCAL", "EMCALArch1a");
248 }
249 if (iSTART){
250 //=================== START parameters ============================
251 AliSTART *START = new AliSTARTv1("START", "START Detector");
252 }
253}
254//----------------------------------------------------------------------
255Float_t EtaToTheta(Float_t arg){
256 return (180./TMath::Pi())*2.*atan(exp(-arg));
257}