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1 | static Int_t eventsPerRun = 100; |
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2 | enum PprGeo_t |
3 | { |
4 | kHoles, kNoHoles |
5 | }; |
6 | |
7 | enum PprRad_t |
8 | { |
9 | kGluonRadiation, kNoGluonRadiation |
10 | }; |
11 | |
12 | enum PprMag_t |
13 | { |
14 | k2kG, k4kG, k5kG |
15 | }; |
16 | |
17 | |
18 | // This part for configuration |
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19 | static PprGeo_t sgeo = kHoles; |
20 | static PprRad_t srad = kGluonRadiation; |
21 | static PprMag_t smag = k5kG; |
22 | |
23 | // Comment line |
24 | static TString comment; |
25 | |
26 | // Functions |
27 | Float_t EtaToTheta(Float_t arg); |
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28 | |
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29 | |
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30 | void Config() |
31 | { |
32 | cout << "==> Config.C..." << endl; |
33 | |
34 | // Set Random Number seed |
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35 | gRandom->SetSeed(12345); |
36 | cout<<"Seed for random number generation= "<<gRandom->GetSeed()<<endl; |
37 | |
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38 | gSystem->Load("liblhapdf.so"); // Parton density functions |
39 | gSystem->Load("libEGPythia6.so"); // TGenerator interface |
40 | gSystem->Load("libpythia6.so"); // Pythia |
41 | gSystem->Load("libAliPythia6.so"); // ALICE specific implementations |
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42 | |
43 | |
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44 | |
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45 | Bool_t isFluka = kTRUE; |
46 | if (isFluka) { |
47 | gSystem->Load("libGeom"); |
48 | cout << "\t* Loading TFluka..." << endl; |
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49 | gSystem->Load("libfluka"); |
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50 | |
51 | cout << "\t* Instantiating TFluka..." << endl; |
52 | new TFluka("C++ Interface to Fluka", 0/*verbositylevel*/); |
53 | } |
54 | else { |
55 | cout << "\t* Loading Geant3..." << endl; |
56 | gSystem->Load("libgeant321"); |
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57 | |
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58 | cout << "\t* Instantiating Geant3TGeo..." << endl; |
59 | new TGeant3TGeo("C++ Interface to Geant3"); |
60 | } |
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61 | |
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62 | if(!AliCDBManager::Instance()->IsDefaultStorageSet()){ |
63 | AliCDBManager::Instance()->SetDefaultStorage("local://$ALICE_ROOT"); |
64 | AliCDBManager::Instance()->SetRun(0); |
65 | } |
66 | |
67 | |
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68 | AliRunLoader* rl=0x0; |
69 | |
70 | cout<<"Config.C: Creating Run Loader ..."<<endl; |
71 | rl = AliRunLoader::Open("galice.root", |
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72 | AliConfig::GetDefaultEventFolderName(), |
73 | "recreate"); |
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74 | if (rl == 0x0) |
75 | { |
76 | gAlice->Fatal("Config.C","Can not instatiate the Run Loader"); |
77 | return; |
78 | } |
79 | rl->SetCompressionLevel(2); |
80 | rl->SetNumberOfEventsPerFile(3); |
81 | gAlice->SetRunLoader(rl); |
82 | |
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83 | // |
84 | // Set External decayer |
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85 | AliDecayer *decayer = new AliDecayerPythia(); |
86 | |
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87 | decayer->SetForceDecay(kAll); |
88 | decayer->Init(); |
89 | gMC->SetExternalDecayer(decayer); |
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90 | |
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91 | // |
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92 | // |
93 | // |
94 | // Physics process control |
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95 | |
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96 | gMC->SetProcess("DCAY",1); |
97 | gMC->SetProcess("PAIR",1); |
98 | gMC->SetProcess("COMP",1); |
99 | gMC->SetProcess("PHOT",1); |
100 | gMC->SetProcess("PFIS",0); |
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101 | gMC->SetProcess("DRAY",1); |
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102 | gMC->SetProcess("ANNI",1); |
103 | gMC->SetProcess("BREM",1); |
104 | gMC->SetProcess("MUNU",1); |
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105 | gMC->SetProcess("CKOV",1); |
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106 | gMC->SetProcess("HADR",1); |
107 | gMC->SetProcess("LOSS",2); |
108 | gMC->SetProcess("MULS",1); |
109 | gMC->SetProcess("RAYL",1); |
110 | |
111 | Float_t cut = 1.e-3; // 1MeV cut by default |
112 | Float_t tofmax = 1.e10; |
113 | |
114 | gMC->SetCut("CUTGAM", cut); |
115 | gMC->SetCut("CUTELE", cut); |
116 | gMC->SetCut("CUTNEU", cut); |
117 | gMC->SetCut("CUTHAD", cut); |
118 | gMC->SetCut("CUTMUO", cut); |
119 | gMC->SetCut("BCUTE", cut); |
120 | gMC->SetCut("BCUTM", cut); |
121 | gMC->SetCut("DCUTE", cut); |
122 | gMC->SetCut("DCUTM", cut); |
123 | gMC->SetCut("PPCUTM", cut); |
124 | gMC->SetCut("TOFMAX", tofmax); |
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125 | |
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126 | // |
127 | //======================================================================= |
128 | // ************* STEERING parameters FOR ALICE SIMULATION ************** |
129 | // --- Specify event type to be tracked through the ALICE setup |
130 | // --- All positions are in cm, angles in degrees, and P and E in GeV |
131 | if (gSystem->Getenv("CONFIG_NPARTICLES")) |
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132 | int nParticles = atoi(gSystem->Getenv("CONFIG_NPARTICLES")); |
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133 | else |
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134 | int nParticles = 1000; |
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135 | |
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136 | cout << "\t* Creating and configuring generator for " << nParticles |
137 | << " particles..." << endl; |
138 | |
139 | AliGenHIJINGpara *gener = new AliGenHIJINGpara(nParticles); |
140 | |
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141 | gener->SetMomentumRange(0., 999); |
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142 | gener->SetPhiRange(0, 360); |
4e186fa5 |
143 | // Set pseudorapidity range from -3 to 3. |
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144 | Float_t thmin = EtaToTheta( 3.); // theta min. <---> eta max |
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145 | Float_t thmax = EtaToTheta(-3.); // theta max. <---> eta min |
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146 | gener->SetThetaRange(thmin,thmax); |
147 | gener->SetOrigin(0, 0, 0); //vertex position |
148 | gener->SetSigma(0, 0, 0); //Sigma in (X,Y,Z) (cm) on IP position |
149 | gener->Init(); |
150 | // |
151 | // Activate this line if you want the vertex smearing to happen |
152 | // track by track |
153 | // |
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154 | |
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155 | |
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156 | if (smag == k2kG) { |
157 | comment = comment.Append(" | L3 field 0.2 T"); |
158 | } else if (smag == k4kG) { |
159 | comment = comment.Append(" | L3 field 0.4 T"); |
160 | } else if (smag == k5kG) { |
161 | comment = comment.Append(" | L3 field 0.5 T"); |
162 | } |
163 | |
164 | |
165 | if (srad == kGluonRadiation) |
166 | { |
167 | comment = comment.Append(" | Gluon Radiation On"); |
168 | |
169 | } else { |
170 | comment = comment.Append(" | Gluon Radiation Off"); |
171 | } |
172 | |
173 | if (sgeo == kHoles) |
174 | { |
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175 | comment = comment.Append(" | Holes for PHOS/HMPID"); |
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176 | |
177 | } else { |
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178 | comment = comment.Append(" | No holes for PHOS/HMPID"); |
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179 | } |
180 | |
181 | printf("\n \n Comment: %s \n \n", comment.Data()); |
182 | |
183 | |
184 | // Field (L3 0.4 T) |
185 | AliMagFMaps* field = new AliMagFMaps("Maps","Maps", 2, 1., 10., smag); |
186 | field->SetL3ConstField(0); //Using const. field in the barrel |
187 | rl->CdGAFile(); |
188 | gAlice->SetField(field); |
189 | |
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190 | Int_t iABSO = 1; |
191 | Int_t iACORDE = 0; |
192 | Int_t iDIPO = 1; |
193 | Int_t iFMD = 1; |
194 | Int_t iFRAME = 1; |
195 | Int_t iHALL = 1; |
196 | Int_t iITS = 1; |
197 | Int_t iMAG = 1; |
198 | Int_t iMUON = 1; |
199 | Int_t iPHOS = 1; |
200 | Int_t iPIPE = 1; |
201 | Int_t iPMD = 1; |
202 | Int_t iHMPID = 1; |
203 | Int_t iSHIL = 1; |
204 | Int_t iT0 = 1; |
205 | Int_t iTOF = 1; |
206 | Int_t iTPC = 1; |
207 | Int_t iTRD = 1; |
208 | Int_t iZDC = 1; |
209 | Int_t iEMCAL = 0; |
210 | Int_t iVZERO = 1; |
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211 | |
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212 | cout << "\t* Creating the detectors ..." << endl; |
213 | //=================== Alice BODY parameters ============================= |
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214 | //=================== Alice BODY parameters ============================= |
215 | AliBODY *BODY = new AliBODY("BODY", "Alice envelop"); |
216 | |
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217 | |
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218 | if (iMAG) |
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219 | { |
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220 | //=================== MAG parameters ============================ |
221 | // --- Start with Magnet since detector layouts may be depending --- |
222 | // --- on the selected Magnet dimensions --- |
223 | AliMAG *MAG = new AliMAG("MAG", "Magnet"); |
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224 | } |
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225 | |
226 | |
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227 | if (iABSO) |
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228 | { |
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229 | //=================== ABSO parameters ============================ |
230 | AliABSO *ABSO = new AliABSOv0("ABSO", "Muon Absorber"); |
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231 | } |
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232 | |
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233 | if (iDIPO) |
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234 | { |
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235 | //=================== DIPO parameters ============================ |
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236 | |
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237 | AliDIPO *DIPO = new AliDIPOv2("DIPO", "Dipole version 2"); |
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238 | } |
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239 | |
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240 | if (iHALL) |
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241 | { |
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242 | //=================== HALL parameters ============================ |
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243 | |
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244 | AliHALL *HALL = new AliHALL("HALL", "Alice Hall"); |
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245 | } |
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246 | |
247 | |
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248 | if (iFRAME) |
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249 | { |
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250 | //=================== FRAME parameters ============================ |
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251 | |
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252 | AliFRAMEv2 *FRAME = new AliFRAMEv2("FRAME", "Space Frame"); |
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253 | } |
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254 | |
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255 | if (iSHIL) |
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256 | { |
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257 | //=================== SHIL parameters ============================ |
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258 | |
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259 | AliSHIL *SHIL = new AliSHILv2("SHIL", "Shielding Version 2"); |
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260 | } |
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261 | |
262 | |
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263 | if (iPIPE) |
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264 | { |
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265 | //=================== PIPE parameters ============================ |
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266 | |
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267 | AliPIPE *PIPE = new AliPIPEv0("PIPE", "Beam Pipe"); |
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268 | } |
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269 | |
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270 | if(iITS) { |
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271 | |
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272 | //=================== ITS parameters ============================ |
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273 | // |
274 | // As the innermost detector in ALICE, the Inner Tracking System "impacts" on |
275 | // almost all other detectors. This involves the fact that the ITS geometry |
276 | // still has several options to be followed in parallel in order to determine |
277 | // the best set-up which minimizes the induced background. All the geometries |
278 | // available to date are described in the following. Read carefully the comments |
279 | // and use the default version (the only one uncommented) unless you are making |
280 | // comparisons and you know what you are doing. In this case just uncomment the |
281 | // ITS geometry you want to use and run Aliroot. |
282 | // |
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283 | // Detailed geometries: |
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284 | // |
285 | // |
286 | //AliITS *ITS = new AliITSv5symm("ITS","Updated ITS TDR detailed version with symmetric services"); |
287 | // |
288 | //AliITS *ITS = new AliITSv5asymm("ITS","Updates ITS TDR detailed version with asymmetric services"); |
289 | // |
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290 | AliITSvPPRasymmFMD *ITS = new AliITSvPPRasymmFMD("ITS","New ITS PPR detailed version with asymmetric services"); |
291 | ITS->SetMinorVersion(2); // don't touch this parameter if you're not an ITS developer |
292 | ITS->SetReadDet(kFALSE); // don't touch this parameter if you're not an ITS developer |
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293 | // ITS->SetWriteDet("$ALICE_ROOT/ITS/ITSgeometry_vPPRasymm2.det"); // don't touch this parameter if you're not an ITS developer |
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294 | ITS->SetThicknessDet1(200.); // detector thickness on layer 1 must be in the range [100,300] |
295 | ITS->SetThicknessDet2(200.); // detector thickness on layer 2 must be in the range [100,300] |
296 | ITS->SetThicknessChip1(150.); // chip thickness on layer 1 must be in the range [150,300] |
297 | ITS->SetThicknessChip2(150.); // chip thickness on layer 2 must be in the range [150,300] |
298 | ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out |
299 | ITS->SetCoolingFluid(1); // 1 --> water ; 0 --> freon |
300 | |
301 | // Coarse geometries (warning: no hits are produced with these coarse geometries and they unuseful |
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302 | // for reconstruction !): |
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303 | // |
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304 | // |
305 | //AliITSvPPRcoarseasymm *ITS = new AliITSvPPRcoarseasymm("ITS","New ITS PPR coarse version with asymmetric services"); |
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306 | //ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out |
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307 | //ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon |
308 | // |
309 | //AliITS *ITS = new AliITSvPPRcoarsesymm("ITS","New ITS PPR coarse version with symmetric services"); |
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310 | //ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out |
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311 | //ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon |
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312 | // |
b9d0a01d |
313 | // |
314 | // |
315 | // Geant3 <-> EUCLID conversion |
316 | // ============================ |
317 | // |
318 | // SetEUCLID is a flag to output (=1) or not to output (=0) both geometry and |
319 | // media to two ASCII files (called by default ITSgeometry.euc and |
320 | // ITSgeometry.tme) in a format understandable to the CAD system EUCLID. |
321 | // The default (=0) means that you dont want to use this facility. |
322 | // |
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323 | ITS->SetEUCLID(0); |
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324 | } |
b3261b4c |
325 | |
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326 | if (iTPC) |
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327 | { |
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328 | //============================ TPC parameters ===================== |
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329 | AliTPC *TPC = new AliTPCv2("TPC", "Default"); |
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330 | } |
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331 | |
332 | |
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333 | if (iTOF) { |
334 | //=================== TOF parameters ============================ |
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335 | AliTOF *TOF = new AliTOFv5T0("TOF", "normal TOF"); |
336 | // Partial geometry: modules at 2,3,4,6,7,11,12,14,15,16 |
337 | // starting at 6h in positive direction |
338 | // Int_t TOFSectors[18]={-1,-1,0,0,0,-1,0,0,-1,-1,-1,0,0,-1,0,0,0,0}; |
339 | // Partial geometry: modules at 1,2,6,7,9,10,11,12,15,16,17 |
340 | // (ALICE numbering convention) |
341 | Int_t TOFSectors[18]={-1,0,0,-1,-1,-1,0,0,-1,0,0,0,0,-1,-1,0,0,0}; |
342 | TOF->SetTOFSectors(TOFSectors); |
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343 | } |
b3261b4c |
344 | |
345 | |
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346 | if (iHMPID) |
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347 | { |
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348 | //=================== HMPID parameters =========================== |
349 | AliHMPID *HMPID = new AliHMPIDv1("HMPID", "normal HMPID"); |
b3261b4c |
350 | |
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351 | } |
b3261b4c |
352 | |
353 | |
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354 | if (iZDC) |
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355 | { |
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356 | //=================== ZDC parameters ============================ |
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357 | |
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358 | AliZDC *ZDC = new AliZDCv2("ZDC", "normal ZDC"); |
b9d0a01d |
359 | } |
b3261b4c |
360 | |
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361 | if (iTRD) |
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362 | { |
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363 | //=================== TRD parameters ============================ |
b3261b4c |
364 | |
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365 | AliTRD *TRD = new AliTRDv1("TRD", "TRD slow simulator"); |
b3261b4c |
366 | AliTRDgeometry *geoTRD = TRD->GetGeometry(); |
367 | // Partial geometry: modules at 2,3,4,6,11,12,14,15 |
368 | // starting at 6h in positive direction |
369 | geoTRD->SetSMstatus(0,0); |
370 | geoTRD->SetSMstatus(1,0); |
371 | geoTRD->SetSMstatus(5,0); |
372 | geoTRD->SetSMstatus(7,0); |
373 | geoTRD->SetSMstatus(8,0); |
374 | geoTRD->SetSMstatus(9,0); |
375 | geoTRD->SetSMstatus(10,0); |
376 | geoTRD->SetSMstatus(13,0); |
377 | geoTRD->SetSMstatus(16,0); |
378 | geoTRD->SetSMstatus(17,0); |
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379 | } |
b3261b4c |
380 | |
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381 | if (iFMD) |
b9d0a01d |
382 | { |
69b7ed25 |
383 | //=================== FMD parameters ============================ |
b3261b4c |
384 | AliFMD *FMD = new AliFMDv1("FMD", "normal FMD"); |
69b7ed25 |
385 | } |
b3261b4c |
386 | |
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387 | if (iMUON) |
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388 | { |
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389 | //=================== MUON parameters =========================== |
b3261b4c |
390 | // New MUONv1 version (geometry defined via builders) |
69b7ed25 |
391 | AliMUON *MUON = new AliMUONv1("MUON", "default"); |
e98b7803 |
392 | } |
69b7ed25 |
393 | //=================== PHOS parameters =========================== |
b3261b4c |
394 | |
69b7ed25 |
395 | if (iPHOS) |
b9d0a01d |
396 | { |
69b7ed25 |
397 | AliPHOS *PHOS = new AliPHOSv1("PHOS", "IHEP"); |
b9d0a01d |
398 | } |
b3261b4c |
399 | |
400 | |
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401 | if (iPMD) |
b9d0a01d |
402 | { |
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403 | //=================== PMD parameters ============================ |
404 | AliPMD *PMD = new AliPMDv1("PMD", "normal PMD"); |
b9d0a01d |
405 | } |
b3261b4c |
406 | |
ababa197 |
407 | if (iT0) |
b9d0a01d |
408 | { |
ababa197 |
409 | //=================== T0 parameters ============================ |
410 | AliT0 *T0 = new AliT0v1("T0", "T0 Detector"); |
b9d0a01d |
411 | } |
b3261b4c |
412 | |
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413 | if (iEMCAL) |
b9d0a01d |
414 | { |
69b7ed25 |
415 | //=================== EMCAL parameters ============================ |
b3261b4c |
416 | AliEMCAL *EMCAL = new AliEMCALv2("EMCAL", "SHISH_77_TRD1_2X2_FINAL_110DEG"); |
b9d0a01d |
417 | } |
b3261b4c |
418 | |
b384f8a4 |
419 | if (iACORDE) |
b9d0a01d |
420 | { |
b384f8a4 |
421 | //=================== ACORDE parameters ============================ |
422 | AliACORDE *ACORDE = new AliACORDEv0("ACORDE", "normal ACORDE"); |
b9d0a01d |
423 | } |
b3261b4c |
424 | |
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425 | if (iVZERO) |
cdb67f97 |
426 | { |
b384f8a4 |
427 | //=================== ACORDE parameters ============================ |
b3261b4c |
428 | AliVZERO *VZERO = new AliVZEROv7("VZERO", "normal VZERO"); |
429 | } |
b9d0a01d |
430 | } |
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431 | |
b9d0a01d |
432 | Float_t EtaToTheta(Float_t arg){ |
433 | return (180./TMath::Pi())*2.*atan(exp(-arg)); |
434 | } |
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435 | |