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1 | void Config() |
2 | { |
3 | |
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4 | new AliGeant3("C++ Interface to Geant3"); |
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5 | |
6 | //======================================================================= |
7 | // Create the output file |
8 | |
9 | TFile *rootfile = new TFile("galice.root","recreate"); |
10 | rootfile->SetCompressionLevel(2); |
11 | TGeant3 *geant3 = (TGeant3*)gMC; |
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12 | // |
13 | // Set External decayer |
14 | AliDecayer* decayer = new AliDecayerPythia(); |
15 | decayer->SetForceDecay(all); |
16 | decayer->Init(); |
17 | gMC->SetExternalDecayer(decayer); |
18 | // |
19 | // |
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20 | //======================================================================= |
21 | // ******* GEANT STEERING parameters FOR ALICE SIMULATION ******* |
22 | geant3->SetTRIG(1); //Number of events to be processed |
23 | geant3->SetSWIT(4,10); |
24 | geant3->SetDEBU(0,0,1); |
25 | //geant3->SetSWIT(2,2); |
26 | geant3->SetDCAY(1); |
27 | geant3->SetPAIR(1); |
28 | geant3->SetCOMP(1); |
29 | geant3->SetPHOT(1); |
30 | geant3->SetPFIS(0); |
31 | geant3->SetDRAY(0); |
32 | geant3->SetANNI(1); |
33 | geant3->SetBREM(1); |
34 | geant3->SetMUNU(1); |
35 | geant3->SetCKOV(1); |
36 | geant3->SetHADR(1); //Select pure GEANH (HADR 1) or GEANH/NUCRIN (HADR 3) |
37 | geant3->SetLOSS(2); |
38 | geant3->SetMULS(1); |
39 | geant3->SetRAYL(1); |
40 | geant3->SetAUTO(1); //Select automatic STMIN etc... calc. (AUTO 1) or manual (AUTO 0) |
41 | geant3->SetABAN(0); //Restore 3.16 behaviour for abandoned tracks |
42 | geant3->SetOPTI(2); //Select optimisation level for GEANT geometry searches (0,1,2) |
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43 | geant3->SetERAN(5.e-7); |
44 | |
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45 | Float_t cut = 1.e-3; // 1MeV cut by default |
46 | Float_t tofmax = 1.e10; |
47 | // GAM ELEC NHAD CHAD MUON EBREM MUHAB EDEL MUDEL MUPA TOFMAX |
48 | geant3->SetCUTS(cut,cut, cut, cut, cut, cut, cut, cut, cut, cut, tofmax); |
49 | // |
50 | //======================================================================= |
51 | // ************* STEERING parameters FOR ALICE SIMULATION ************** |
52 | // --- Specify event type to be tracked through the ALICE setup |
53 | // --- All positions are in cm, angles in degrees, and P and E in GeV |
54 | AliGenHIJINGpara *gener = new AliGenHIJINGpara(50); |
55 | gener->SetMomentumRange(0,999); |
56 | gener->SetPhiRange(0,360); |
57 | gener->SetThetaRange(10,170); |
58 | gener->SetOrigin(0,0,0); //vertex position |
59 | gener->SetSigma(0,0,0); //Sigma in (X,Y,Z) (cm) on IP position |
60 | gener->Init(); |
61 | // |
62 | // Activate this line if you want the vertex smearing to happen |
63 | // track by track |
64 | // |
65 | //gener->SetVertexSmear(perTrack); |
66 | |
67 | gAlice->SetField(-999,2); //Specify maximum magnetic field in Tesla (neg. ==> default field) |
68 | |
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69 | Int_t iMAG=1; |
70 | Int_t iITS=1; |
71 | Int_t iTPC=1; |
72 | Int_t iTOF=1; |
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73 | Int_t iRICH=1; |
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74 | Int_t iZDC=0; |
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75 | Int_t iCASTOR=1; |
76 | Int_t iTRD=1; |
77 | Int_t iABSO=1; |
78 | Int_t iDIPO=1; |
79 | Int_t iHALL=1; |
80 | Int_t iFRAME=1; |
81 | Int_t iSHIL=1; |
82 | Int_t iPIPE=1; |
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83 | Int_t iFMD=1; |
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84 | Int_t iMUON=1; |
85 | Int_t iPHOS=1; |
86 | Int_t iPMD=1; |
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87 | Int_t iSTART=0; |
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88 | |
89 | //=================== Alice BODY parameters ============================= |
90 | AliBODY *BODY = new AliBODY("BODY","Alice envelop"); |
91 | |
92 | |
93 | if(iMAG) { |
94 | //=================== MAG parameters ============================ |
95 | // --- Start with Magnet since detector layouts may be depending --- |
96 | // --- on the selected Magnet dimensions --- |
97 | AliMAG *MAG = new AliMAG("MAG","Magnet"); |
98 | } |
99 | |
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100 | |
101 | if(iABSO) { |
102 | //=================== ABSO parameters ============================ |
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103 | AliABSO *ABSO = new AliABSOv0("ABSO","Muon Absorber"); |
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104 | } |
105 | |
106 | if(iDIPO) { |
107 | //=================== DIPO parameters ============================ |
108 | |
109 | AliDIPO *DIPO = new AliDIPOv2("DIPO","Dipole version 2"); |
110 | } |
111 | |
112 | if(iHALL) { |
113 | //=================== HALL parameters ============================ |
114 | |
115 | AliHALL *HALL = new AliHALL("HALL","Alice Hall"); |
116 | } |
117 | |
118 | |
119 | if(iFRAME) { |
120 | //=================== FRAME parameters ============================ |
121 | |
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122 | AliFRAME *FRAME = new AliFRAMEv1("FRAME","Space Frame"); |
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123 | |
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124 | } |
125 | |
126 | if(iSHIL) { |
127 | //=================== SHIL parameters ============================ |
128 | |
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129 | AliSHIL *SHIL = new AliSHILv0("SHIL","Shielding"); |
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130 | } |
131 | |
132 | |
133 | if(iPIPE) { |
134 | //=================== PIPE parameters ============================ |
135 | |
136 | AliPIPE *PIPE = new AliPIPEv0("PIPE","Beam Pipe"); |
137 | } |
138 | |
139 | |
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140 | if(iITS) { |
141 | //=================== ITS parameters ============================ |
142 | // |
143 | // EUCLID is a flag to output (=1) both geometry and media to two ASCII files |
144 | // (called by default ITSgeometry.euc and ITSgeometry.tme) in a format |
145 | // understandable to the CAD system EUCLID. The default (=0) means that you |
146 | // dont want to use this facility. |
147 | // |
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148 | AliITS *ITS = new AliITSv5("ITS","normal ITS"); |
149 | ITS->SetEUCLID(0); |
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150 | } |
151 | |
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152 | |
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153 | if(iTPC) { |
154 | //============================ TPC parameters ================================ |
155 | // --- This allows the user to specify sectors for the SLOW (TPC geometry 2) |
156 | // --- Simulator. SecAL (SecAU) <0 means that ALL lower (upper) |
157 | // --- sectors are specified, any value other than that requires at least one |
158 | // --- sector (lower or upper)to be specified! |
159 | // --- Reminder: sectors 1-24 are lower sectors (1-12 -> z>0, 13-24 -> z<0) |
160 | // --- sectors 25-72 are the upper ones (25-48 -> z>0, 49-72 -> z<0) |
161 | // --- SecLows - number of lower sectors specified (up to 6) |
162 | // --- SecUps - number of upper sectors specified (up to 12) |
163 | // --- Sens - sensitive strips for the Slow Simulator !!! |
164 | // --- This does NOT work if all S or L-sectors are specified, i.e. |
165 | // --- if SecAL or SecAU < 0 |
166 | // |
167 | // |
168 | //----------------------------------------------------------------------------- |
169 | |
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170 | // gROOT->LoadMacro("SetTPCParam.C"); |
171 | // AliTPCParam *param = SetTPCParam(); |
172 | AliTPC *TPC = new AliTPCv1("TPC","Default"); //v1 is default |
173 | // TPC->SetParam(param); // pass the parameter object to the TPC |
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174 | |
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175 | // set gas mixture |
176 | |
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177 | //TPC->SetGasMixt(2,20,10,-1,0.9,0.1,0.); |
178 | //TPC->SetSecAL(4); |
179 | //TPC->SetSecAU(4); |
180 | //TPC->SetSecLows(1, 2, 3, 19, 20, 21); |
181 | //TPC->SetSecUps(37, 38, 39, 37+18, 38+18, 39+18, -1, -1, -1, -1, -1, -1); |
182 | //TPC->SetSens(1); |
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183 | |
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184 | //if (TPC->IsVersion()==1) param->Write(param->GetTitle()); |
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185 | } |
186 | |
187 | if(iTOF) { |
188 | //=================== TOF parameters ============================ |
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189 | AliTOF *TOF = new AliTOFv1("TOF","normal TOF"); |
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190 | } |
191 | |
192 | if(iRICH) { |
193 | //=================== RICH parameters =========================== |
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194 | AliRICH *RICH = new AliRICHv1("RICH","normal RICH"); |
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195 | |
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196 | } |
197 | |
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198 | |
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199 | if(iZDC) { |
200 | //=================== ZDC parameters ============================ |
201 | |
202 | AliZDC *ZDC = new AliZDCv1("ZDC","normal ZDC"); |
203 | } |
204 | |
205 | if(iCASTOR) { |
206 | //=================== CASTOR parameters ============================ |
207 | |
208 | AliCASTOR *CASTOR = new AliCASTORv1("CASTOR","normal CASTOR"); |
209 | } |
210 | |
211 | if(iTRD) { |
212 | //=================== TRD parameters ============================ |
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213 | |
214 | AliTRD *TRD = new AliTRDv0("TRD","TRD fast simulator"); |
215 | //TRD->SetHits(); |
216 | |
217 | //AliTRD *TRD = new AliTRDv1("TRD","TRD slow simulator"); |
218 | //TRD->SetSensPlane(0); |
219 | //TRD->SetSensChamber(2); |
220 | //TRD->SetSensSector(17); |
221 | |
222 | // Select the gas mixture (0: 97% Xe + 3% isobutane, 1: 90% Xe + 10% CO2) |
223 | TRD->SetGasMix(1); |
224 | |
225 | // With hole in front of PHOS |
226 | TRD->SetPHOShole(); |
227 | // With hole in front of RICH |
228 | TRD->SetRICHhole(); |
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229 | } |
230 | |
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231 | if(iFMD) { |
232 | //=================== FMD parameters ============================ |
233 | |
234 | AliFMD *FMD = new AliFMDv1("FMD","normal FMD"); |
235 | } |
236 | |
237 | if(iMUON) { |
238 | //=================== MUON parameters =========================== |
239 | |
240 | AliMUON *MUON = new AliMUONv0("MUON","normal MUON"); |
241 | |
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242 | } |
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243 | |
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244 | //=================== PHOS parameters =========================== |
245 | |
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246 | if(iPHOS) { |
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247 | AliPHOS *PHOS = new AliPHOSv1("PHOS","GPS2"); |
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248 | } |
249 | |
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250 | |
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251 | if(iPMD) { |
252 | //=================== PMD parameters ============================ |
253 | |
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254 | AliPMD *PMD = new AliPMDv0("PMD","normal PMD"); |
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255 | PMD->SetPAR(1., 1., 0.8, 0.02); |
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256 | PMD->SetIN(6., 18., -580., 27., 27.); |
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257 | PMD->SetGEO(0.0, 0.2, 4.); |
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258 | PMD->SetPadSize(0.8, 1.0, 1.0, 1.5); |
259 | |
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260 | } |
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261 | |
262 | if(iSTART) { |
263 | //=================== START parameters ============================ |
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264 | AliSTART *START = new AliSTARTv1("START","START Detector"); |
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265 | } |
266 | |
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267 | |
268 | } |