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de78d77f | 1 | // One can use the configuration macro in compiled mode by |
2 | // root [0] gSystem->Load("libgeant321"); | |
3 | // root [0] gSystem->SetIncludePath("-I$ROOTSYS/include -I$ALICE_ROOT/include\ | |
4 | // -I$ALICE_ROOT -I$ALICE/geant3/TGeant3"); | |
5 | // root [0] .x grun.C(1,"Config.C++") | |
6 | ||
7 | #if !defined(__CINT__) || defined(__MAKECINT__) | |
8 | #include <Riostream.h> | |
9 | #include <TRandom.h> | |
10 | #include <TSystem.h> | |
11 | #include <TVirtualMC.h> | |
87d24ab1 | 12 | #include <TGeant3TGeo.h> |
de78d77f | 13 | #include "STEER/AliRunLoader.h" |
14 | #include "STEER/AliRun.h" | |
15 | #include "STEER/AliConfig.h" | |
16 | #include "PYTHIA6/AliDecayerPythia.h" | |
17 | #include "EVGEN/AliGenCocktail.h" | |
18 | #include "EVGEN/AliGenHIJINGpara.h" | |
19 | #include "STEER/AliMagFMaps.h" | |
20 | #include "STRUCT/AliBODY.h" | |
21 | #include "STRUCT/AliMAG.h" | |
22 | #include "STRUCT/AliABSOv0.h" | |
23 | #include "STRUCT/AliDIPOv2.h" | |
24 | #include "STRUCT/AliHALL.h" | |
25 | #include "STRUCT/AliFRAMEv2.h" | |
26 | #include "STRUCT/AliSHILv2.h" | |
27 | #include "STRUCT/AliPIPEv0.h" | |
e1cd8da1 | 28 | #include "ITS/AliITSvPPRasymmFMD.h" |
de78d77f | 29 | #include "TPC/AliTPCv2.h" |
50655693 | 30 | #include "TOF/AliTOFv5T0.h" |
de1857bb | 31 | #include "HMPID/AliHMPIDv1.h" |
de78d77f | 32 | #include "ZDC/AliZDCv2.h" |
33 | #include "TRD/AliTRDv1.h" | |
34 | #include "FMD/AliFMDv1.h" | |
35 | #include "MUON/AliMUONv1.h" | |
36 | #include "PHOS/AliPHOSv1.h" | |
37 | #include "PMD/AliPMDv1.h" | |
ababa197 | 38 | #include "T0/AliT0v1.h" |
4920e63e | 39 | #include "EMCAL/AliEMCALv2.h" |
b384f8a4 | 40 | #include "ACORDE/AliACORDEv0.h" |
4a2f6442 | 41 | #include "VZERO/AliVZEROv7.h" |
de78d77f | 42 | #endif |
43 | ||
44 | Float_t EtaToTheta(Float_t arg); | |
b84cbedc | 45 | |
fe4da5cc | 46 | void Config() |
47 | { | |
682a4a95 | 48 | // ThetaRange is (0., 180.). It was (0.28,179.72) 7/12/00 09:00 |
81bf125a | 49 | // Theta range given through pseudorapidity limits 22/6/2001 |
682a4a95 | 50 | |
51 | // Set Random Number seed | |
de78d77f | 52 | gRandom->SetSeed(123456); // Set 0 to use the currecnt time |
b6cfd626 | 53 | AliLog::Message(AliLog::kInfo, Form("Seed for random number generation = %d",gRandom->GetSeed()), "Config.C", "Config.C", "Config()","Config.C", __LINE__); |
682a4a95 | 54 | |
b9d0a01d | 55 | |
56 | // libraries required by geant321 | |
de78d77f | 57 | #if defined(__CINT__) |
b9d0a01d | 58 | gSystem->Load("libgeant321"); |
de78d77f | 59 | #endif |
b9d0a01d | 60 | |
b0470150 | 61 | new TGeant3TGeo("C++ Interface to Geant3"); |
682a4a95 | 62 | |
de78d77f | 63 | AliRunLoader* rl=0x0; |
64 | ||
8e86a720 | 65 | AliLog::Message(AliLog::kInfo, "Creating Run Loader", "Config.C", "Config.C", "Config()"," Config.C", __LINE__); |
66 | ||
de78d77f | 67 | rl = AliRunLoader::Open("galice.root", |
e191bb57 | 68 | AliConfig::GetDefaultEventFolderName(), |
de78d77f | 69 | "recreate"); |
70 | if (rl == 0x0) | |
71 | { | |
72 | gAlice->Fatal("Config.C","Can not instatiate the Run Loader"); | |
73 | return; | |
74 | } | |
75 | rl->SetCompressionLevel(2); | |
76 | rl->SetNumberOfEventsPerFile(3); | |
77 | gAlice->SetRunLoader(rl); | |
d551411b | 78 | |
96fd77c2 | 79 | // Set the trigger configuration |
933328a7 | 80 | gAlice->SetTriggerDescriptor("Pb-Pb"); |
81 | cout<<"Trigger configuration is set to Pb-Pb"<<endl; | |
96fd77c2 | 82 | |
2ab0c725 | 83 | // |
682a4a95 | 84 | // Set External decayer |
b9d0a01d | 85 | TVirtualMCDecayer *decayer = new AliDecayerPythia(); |
682a4a95 | 86 | |
87 | decayer->SetForceDecay(kAll); | |
88 | decayer->Init(); | |
89 | gMC->SetExternalDecayer(decayer); | |
682a4a95 | 90 | //======================================================================= |
6a3df6c9 | 91 | // ************* STEERING parameters FOR ALICE SIMULATION ************** |
92 | // --- Specify event type to be tracked through the ALICE setup | |
93 | // --- All positions are in cm, angles in degrees, and P and E in GeV | |
94 | ||
95 | ||
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); | |
101 | gMC->SetProcess("DRAY",0); | |
102 | gMC->SetProcess("ANNI",1); | |
103 | gMC->SetProcess("BREM",1); | |
104 | gMC->SetProcess("MUNU",1); | |
105 | gMC->SetProcess("CKOV",1); | |
106 | gMC->SetProcess("HADR",1); | |
107 | gMC->SetProcess("LOSS",2); | |
108 | gMC->SetProcess("MULS",1); | |
109 | gMC->SetProcess("RAYL",1); | |
682a4a95 | 110 | |
111 | Float_t cut = 1.e-3; // 1MeV cut by default | |
112 | Float_t tofmax = 1.e10; | |
113 | ||
6a3df6c9 | 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); | |
125 | ||
126 | ||
e1cd8da1 | 127 | int nParticles = 100; |
682a4a95 | 128 | if (gSystem->Getenv("CONFIG_NPARTICLES")) |
129 | { | |
de78d77f | 130 | nParticles = atoi(gSystem->Getenv("CONFIG_NPARTICLES")); |
682a4a95 | 131 | } |
de78d77f | 132 | |
88cb7938 | 133 | AliGenCocktail *gener = new AliGenCocktail(); |
e1cd8da1 | 134 | gener->SetPhiRange(0, 360); |
81bf125a | 135 | // Set pseudorapidity range from -8 to 8. |
e1cd8da1 | 136 | Float_t thmin = EtaToTheta(8); // theta min. <---> eta max |
137 | Float_t thmax = EtaToTheta(-8); // theta max. <---> eta min | |
81bf125a | 138 | gener->SetThetaRange(thmin,thmax); |
682a4a95 | 139 | gener->SetOrigin(0, 0, 0); //vertex position |
140 | gener->SetSigma(0, 0, 0); //Sigma in (X,Y,Z) (cm) on IP position | |
88cb7938 | 141 | |
142 | AliGenHIJINGpara *hijingparam = new AliGenHIJINGpara(nParticles); | |
143 | hijingparam->SetMomentumRange(0.2, 999); | |
144 | gener->AddGenerator(hijingparam,"HIJING PARAM",1); | |
145 | ||
146 | // AliGenBox *genbox = new AliGenBox(nParticles); | |
147 | // genbox->SetPart(22); | |
148 | // genbox->SetPtRange(0.3, 10.00); | |
149 | // gener->AddGenerator(genbox,"GENBOX GAMMA for PHOS",1); | |
682a4a95 | 150 | gener->Init(); |
88cb7938 | 151 | |
152 | ||
682a4a95 | 153 | // |
154 | // Activate this line if you want the vertex smearing to happen | |
155 | // track by track | |
2ab0c725 | 156 | // |
682a4a95 | 157 | //gener->SetVertexSmear(perTrack); |
35be7bcf | 158 | // Field (L3 0.4 T) |
159 | AliMagFMaps* field = new AliMagFMaps("Maps","Maps", 2, 1., 10., 1); | |
35be7bcf | 160 | gAlice->SetField(field); |
161 | ||
162 | ||
de78d77f | 163 | Int_t iABSO = 1; |
35be7bcf | 164 | Int_t iDIPO = 1; |
de78d77f | 165 | Int_t iFMD = 1; |
35be7bcf | 166 | Int_t iFRAME = 1; |
167 | Int_t iHALL = 1; | |
168 | Int_t iITS = 1; | |
169 | Int_t iMAG = 1; | |
de78d77f | 170 | Int_t iMUON = 1; |
35be7bcf | 171 | Int_t iPHOS = 1; |
172 | Int_t iPIPE = 1; | |
de78d77f | 173 | Int_t iPMD = 1; |
de1857bb | 174 | Int_t iHMPID = 1; |
35be7bcf | 175 | Int_t iSHIL = 1; |
ababa197 | 176 | Int_t iT0 = 1; |
de78d77f | 177 | Int_t iTOF = 1; |
35be7bcf | 178 | Int_t iTPC = 1; |
de78d77f | 179 | Int_t iTRD = 1; |
180 | Int_t iZDC = 1; | |
181 | Int_t iEMCAL = 1; | |
b384f8a4 | 182 | Int_t iACORDE = 0; |
de78d77f | 183 | Int_t iVZERO = 1; |
88cb7938 | 184 | rl->CdGAFile(); |
682a4a95 | 185 | //=================== Alice BODY parameters ============================= |
186 | AliBODY *BODY = new AliBODY("BODY", "Alice envelop"); | |
2ab0c725 | 187 | |
682a4a95 | 188 | if (iMAG) |
189 | { | |
190 | //=================== MAG parameters ============================ | |
191 | // --- Start with Magnet since detector layouts may be depending --- | |
192 | // --- on the selected Magnet dimensions --- | |
193 | AliMAG *MAG = new AliMAG("MAG", "Magnet"); | |
194 | } | |
8de40c27 | 195 | |
fe4da5cc | 196 | |
682a4a95 | 197 | if (iABSO) |
198 | { | |
199 | //=================== ABSO parameters ============================ | |
200 | AliABSO *ABSO = new AliABSOv0("ABSO", "Muon Absorber"); | |
201 | } | |
fe4da5cc | 202 | |
682a4a95 | 203 | if (iDIPO) |
204 | { | |
205 | //=================== DIPO parameters ============================ | |
fe4da5cc | 206 | |
682a4a95 | 207 | AliDIPO *DIPO = new AliDIPOv2("DIPO", "Dipole version 2"); |
208 | } | |
fe4da5cc | 209 | |
682a4a95 | 210 | if (iHALL) |
211 | { | |
212 | //=================== HALL parameters ============================ | |
2ab0c725 | 213 | |
682a4a95 | 214 | AliHALL *HALL = new AliHALL("HALL", "Alice Hall"); |
215 | } | |
2ab0c725 | 216 | |
2ab0c725 | 217 | |
682a4a95 | 218 | if (iFRAME) |
219 | { | |
220 | //=================== FRAME parameters ============================ | |
2ab0c725 | 221 | |
35be7bcf | 222 | AliFRAMEv2 *FRAME = new AliFRAMEv2("FRAME", "Space Frame"); |
682a4a95 | 223 | } |
fe4da5cc | 224 | |
682a4a95 | 225 | if (iSHIL) |
226 | { | |
227 | //=================== SHIL parameters ============================ | |
8dfe31df | 228 | |
35be7bcf | 229 | AliSHIL *SHIL = new AliSHILv2("SHIL", "Shielding Version 2"); |
682a4a95 | 230 | } |
fe4da5cc | 231 | |
ecd5c1f7 | 232 | |
682a4a95 | 233 | if (iPIPE) |
234 | { | |
235 | //=================== PIPE parameters ============================ | |
b422f318 | 236 | |
682a4a95 | 237 | AliPIPE *PIPE = new AliPIPEv0("PIPE", "Beam Pipe"); |
238 | } | |
d6478a5d | 239 | |
35be7bcf | 240 | if(iITS) { |
2ab0c725 | 241 | |
35be7bcf | 242 | //=================== ITS parameters ============================ |
d6478a5d | 243 | // |
244 | // As the innermost detector in ALICE, the Inner Tracking System "impacts" on | |
245 | // almost all other detectors. This involves the fact that the ITS geometry | |
246 | // still has several options to be followed in parallel in order to determine | |
247 | // the best set-up which minimizes the induced background. All the geometries | |
248 | // available to date are described in the following. Read carefully the comments | |
249 | // and use the default version (the only one uncommented) unless you are making | |
250 | // comparisons and you know what you are doing. In this case just uncomment the | |
251 | // ITS geometry you want to use and run Aliroot. | |
252 | // | |
253 | // Detailed geometries: | |
254 | // | |
255 | // | |
d6478a5d | 256 | // |
e1cd8da1 | 257 | AliITSvPPRasymmFMD *ITS = new AliITSvPPRasymmFMD("ITS","ITS PPR detailed version with asymmetric services"); |
258 | ITS->SetMinorVersion(2); // don't touch this parameter if you're not an ITS developer | |
9e8b3f5f | 259 | ITS->SetReadDet(kFALSE); // don't touch this parameter if you're not an ITS developer |
e1cd8da1 | 260 | // ITS->SetWriteDet("$ALICE_ROOT/ITS/ITSgeometry_vPPRasymm2.det"); // don't touch this parameter if you're not an ITS developer |
35be7bcf | 261 | ITS->SetThicknessDet1(200.); // detector thickness on layer 1 must be in the range [100,300] |
262 | ITS->SetThicknessDet2(200.); // detector thickness on layer 2 must be in the range [100,300] | |
1c7d79a4 | 263 | ITS->SetThicknessChip1(150.); // chip thickness on layer 1 must be in the range [150,300] |
264 | ITS->SetThicknessChip2(150.); // chip thickness on layer 2 must be in the range [150,300] | |
e1cd8da1 | 265 | ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out |
266 | ITS->SetCoolingFluid(1); // 1 --> water ; 0 --> freon | |
267 | ||
268 | ||
d6478a5d | 269 | // |
270 | // Coarse geometries (warning: no hits are produced with these coarse geometries and they unuseful | |
271 | // for reconstruction !): | |
272 | // | |
273 | // | |
274 | //AliITSvPPRcoarseasymm *ITS = new AliITSvPPRcoarseasymm("ITS","New ITS PPR coarse version with asymmetric services"); | |
35be7bcf | 275 | //ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out |
d6478a5d | 276 | //ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon |
277 | // | |
278 | //AliITS *ITS = new AliITSvPPRcoarsesymm("ITS","New ITS PPR coarse version with symmetric services"); | |
35be7bcf | 279 | //ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out |
d6478a5d | 280 | //ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon |
281 | // | |
282 | // | |
283 | // | |
284 | // Geant3 <-> EUCLID conversion | |
285 | // ============================ | |
286 | // | |
287 | // SetEUCLID is a flag to output (=1) or not to output (=0) both geometry and | |
288 | // media to two ASCII files (called by default ITSgeometry.euc and | |
289 | // ITSgeometry.tme) in a format understandable to the CAD system EUCLID. | |
290 | // The default (=0) means that you dont want to use this facility. | |
291 | // | |
88cb7938 | 292 | ITS->SetEUCLID(0); |
35be7bcf | 293 | } |
682a4a95 | 294 | |
295 | if (iTPC) | |
296 | { | |
26ca4b4a | 297 | //============================ TPC parameters =================== |
682a4a95 | 298 | AliTPC *TPC = new AliTPCv2("TPC", "Default"); |
682a4a95 | 299 | } |
300 | ||
35be7bcf | 301 | |
302 | if (iTOF) { | |
682a4a95 | 303 | //=================== TOF parameters ============================ |
50655693 | 304 | AliTOF *TOF = new AliTOFv5T0("TOF", "normal TOF"); |
682a4a95 | 305 | } |
306 | ||
35be7bcf | 307 | |
de1857bb | 308 | if (iHMPID) |
682a4a95 | 309 | { |
de1857bb | 310 | //=================== HMPID parameters =========================== |
311 | AliHMPID *HMPID = new AliHMPIDv1("HMPID", "normal HMPID"); | |
682a4a95 | 312 | |
313 | } | |
314 | ||
315 | ||
316 | if (iZDC) | |
317 | { | |
318 | //=================== ZDC parameters ============================ | |
319 | ||
2423e0d9 | 320 | AliZDC *ZDC = new AliZDCv2("ZDC", "normal ZDC"); |
682a4a95 | 321 | } |
322 | ||
682a4a95 | 323 | if (iTRD) |
324 | { | |
325 | //=================== TRD parameters ============================ | |
326 | ||
327 | AliTRD *TRD = new AliTRDv1("TRD", "TRD slow simulator"); | |
682a4a95 | 328 | } |
329 | ||
330 | if (iFMD) | |
331 | { | |
332 | //=================== FMD parameters ============================ | |
35be7bcf | 333 | AliFMD *FMD = new AliFMDv1("FMD", "normal FMD"); |
f6d3338b | 334 | } |
682a4a95 | 335 | |
336 | if (iMUON) | |
337 | { | |
338 | //=================== MUON parameters =========================== | |
d85afa9b | 339 | // New MUONv1 version (geometry defined via builders) |
682a4a95 | 340 | AliMUON *MUON = new AliMUONv1("MUON", "default"); |
341 | } | |
342 | //=================== PHOS parameters =========================== | |
343 | ||
344 | if (iPHOS) | |
345 | { | |
35be7bcf | 346 | AliPHOS *PHOS = new AliPHOSv1("PHOS", "IHEP"); |
682a4a95 | 347 | } |
348 | ||
349 | ||
350 | if (iPMD) | |
351 | { | |
352 | //=================== PMD parameters ============================ | |
682a4a95 | 353 | AliPMD *PMD = new AliPMDv1("PMD", "normal PMD"); |
35be7bcf | 354 | } |
682a4a95 | 355 | |
ababa197 | 356 | if (iT0) |
35be7bcf | 357 | { |
ababa197 | 358 | //=================== T0 parameters ============================ |
359 | AliT0 *T0 = new AliT0v1("T0", "T0 Detector"); | |
682a4a95 | 360 | } |
361 | ||
35be7bcf | 362 | if (iEMCAL) |
9757d28c | 363 | { |
364 | //=================== EMCAL parameters ============================ | |
0588179e | 365 | AliEMCAL *EMCAL = new AliEMCALv2("EMCAL", "SHISH_77_TRD1_2X2_FINAL_110DEG"); |
9757d28c | 366 | } |
367 | ||
b384f8a4 | 368 | if (iACORDE) |
682a4a95 | 369 | { |
b384f8a4 | 370 | //=================== ACORDE parameters ============================ |
371 | AliACORDE *ACORDE = new AliACORDEv0("ACORDE", "normal ACORDE"); | |
682a4a95 | 372 | } |
373 | ||
35be7bcf | 374 | if (iVZERO) |
375 | { | |
b384f8a4 | 376 | //=================== ACORDE parameters ============================ |
4a2f6442 | 377 | AliVZERO *VZERO = new AliVZEROv7("VZERO", "normal VZERO"); |
35be7bcf | 378 | } |
682a4a95 | 379 | |
8e86a720 | 380 | AliLog::Message(AliLog::kInfo, "End of Config", "Config.C", "Config.C", "Config()"," Config.C", __LINE__); |
de78d77f | 381 | |
682a4a95 | 382 | } |
81bf125a | 383 | |
384 | Float_t EtaToTheta(Float_t arg){ | |
385 | return (180./TMath::Pi())*2.*atan(exp(-arg)); | |
386 | } |