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0d0e6995 | 1 | static Int_t eventsPerRun = 1; |
2 | static Int_t nParticles = 1000; | |
3 | ||
4 | enum PprRun_t { | |
5 | test50, | |
6 | kParam_8000, | |
7 | kParam_4000, | |
8 | kParam_2000, | |
9 | kHijing_cent1, | |
10 | kHijing_cent2, | |
11 | kHijing_per1, | |
12 | kHijing_per2, | |
13 | kHijing_per3, | |
14 | kHijing_per4, | |
15 | kHijing_per5, | |
16 | kHijing_jj25, | |
17 | kHijing_jj50, | |
18 | kHijing_jj75, | |
19 | kHijing_jj100, | |
20 | kHijing_jj200, | |
21 | kHijing_gj25, | |
22 | kHijing_gj50, | |
23 | kHijing_gj75, | |
24 | kHijing_gj100, | |
25 | kHijing_gj200, | |
26 | kHijing_pA, | |
27 | kPythia6, | |
28 | kPythia6Jets, | |
29 | kD0PbPb5500, | |
30 | kD_TRD, | |
31 | kB_TRD, | |
32 | kJpsi_TRD, | |
33 | kU_TRD, | |
34 | kPyJJ, | |
35 | kPyGJ | |
36 | }; | |
4347b38f | 37 | |
0d0e6995 | 38 | enum PprGeo_t { |
39 | kHoles, | |
40 | kNoHoles | |
41 | }; | |
42 | ||
43 | enum PprRad_t { | |
44 | kGluonRadiation, | |
45 | kNoGluonRadiation | |
46 | }; | |
47 | ||
48 | enum PprMag_t { | |
49 | k2kG, | |
50 | k4kG, | |
51 | k5kG | |
52 | }; | |
53 | ||
54 | enum MC_t { | |
55 | kFLUKA, | |
56 | kGEANT3, | |
57 | kGEANT4 | |
4347b38f | 58 | }; |
0d0e6995 | 59 | |
60 | ||
61 | // This part for configuration | |
62 | //static PprRun_t srun = test50; | |
63 | static PprRun_t srun = kPythia6; | |
64 | static PprGeo_t sgeo = kHoles; | |
65 | static PprRad_t srad = kGluonRadiation; | |
66 | static PprMag_t smag = k5kG; | |
67 | static MC_t smc = kFLUKA; | |
68 | ||
69 | // Comment line | |
70 | static TString comment; | |
71 | ||
72 | // Functions | |
73 | Float_t EtaToTheta(Float_t arg); | |
74 | ||
4347b38f | 75 | |
76 | void Config() | |
77 | { | |
0d0e6995 | 78 | cout << "==> Config.C..." << endl; |
4347b38f | 79 | |
80 | // Set Random Number seed | |
0d0e6995 | 81 | gRandom->SetSeed(12345); |
82 | cout<<"Seed for random number generation= "<<gRandom->GetSeed()<<endl; | |
83 | ||
84 | switch (smc) { | |
85 | case kFLUKA: | |
86 | { | |
87 | // | |
88 | // libraries required by fluka21 | |
89 | // | |
90 | gSystem->Load("libGeom"); | |
91 | cout << "\t* Loading TFluka..." << endl; | |
92 | gSystem->Load("libTFluka"); | |
93 | ||
94 | // | |
95 | // FLUKA MC | |
96 | // | |
97 | cout << "\t* Instantiating TFluka..." << endl; | |
98 | TFluka* fluka = new TFluka("C++ Interface to Fluka", 0/*verbosity*/); | |
99 | // | |
100 | // Use kTRUE as argument to generate alice.pemf first | |
101 | // | |
102 | TString alice_pemf(gSystem->Which(".", "FlukaVmc.pemf")); | |
103 | if (!alice_pemf.IsNull()) | |
104 | fluka->SetGeneratePemf(kFALSE); | |
105 | else | |
106 | fluka->SetGeneratePemf(kTRUE); | |
107 | } | |
108 | break; | |
109 | case kGEANT3: | |
110 | { | |
111 | // | |
112 | // Libraries needed by GEANT 3.21 | |
113 | // | |
114 | gSystem->Load("libgeant321"); | |
115 | ||
116 | // | |
117 | // GEANT 3.21 MC | |
118 | // | |
119 | TGeant3* geant3 = new TGeant3("C++ Interface to Geant3"); | |
120 | } | |
121 | break; | |
122 | default: | |
123 | gAlice->Fatal("Config.C", "No MC type chosen"); | |
124 | return; | |
125 | } | |
4347b38f | 126 | |
0d0e6995 | 127 | // |
128 | // Run loader | |
129 | // | |
4347b38f | 130 | cout<<"Config.C: Creating Run Loader ..."<<endl; |
0d0e6995 | 131 | AliRunLoader* rl = AliRunLoader::Open("galice.root", |
132 | AliConfig::GetDefaultEventFolderName(), | |
133 | "recreate"); | |
4347b38f | 134 | if (!rl) { |
135 | gAlice->Fatal("Config.C","Can not instatiate the Run Loader"); | |
136 | return; | |
137 | } | |
138 | rl->SetCompressionLevel(2); | |
139 | rl->SetNumberOfEventsPerFile(3); | |
140 | gAlice->SetRunLoader(rl); | |
141 | ||
0d0e6995 | 142 | // |
143 | // Set External decayer | |
144 | // | |
145 | AliDecayer *decayer = new AliDecayerPythia(); | |
4347b38f | 146 | decayer->SetForceDecay(kAll); |
147 | decayer->Init(); | |
148 | gMC->SetExternalDecayer(decayer); | |
149 | ||
0d0e6995 | 150 | |
151 | // | |
152 | // Physics process control | |
153 | // | |
4347b38f | 154 | gMC->SetProcess("DCAY",1); |
155 | gMC->SetProcess("PAIR",1); | |
156 | gMC->SetProcess("COMP",1); | |
157 | gMC->SetProcess("PHOT",1); | |
158 | gMC->SetProcess("PFIS",0); | |
0d0e6995 | 159 | gMC->SetProcess("DRAY",1); |
4347b38f | 160 | gMC->SetProcess("ANNI",1); |
161 | gMC->SetProcess("BREM",1); | |
162 | gMC->SetProcess("MUNU",1); | |
0d0e6995 | 163 | gMC->SetProcess("CKOV",1); |
4347b38f | 164 | gMC->SetProcess("HADR",1); |
165 | gMC->SetProcess("LOSS",2); | |
0d0e6995 | 166 | gMC->SetProcess("MULS",1); |
4347b38f | 167 | gMC->SetProcess("RAYL",1); |
168 | ||
169 | Float_t cut = 1.e-3; // 1MeV cut by default | |
170 | Float_t tofmax = 1.e10; | |
171 | ||
172 | gMC->SetCut("CUTGAM", cut); | |
173 | gMC->SetCut("CUTELE", cut); | |
174 | gMC->SetCut("CUTNEU", cut); | |
175 | gMC->SetCut("CUTHAD", cut); | |
176 | gMC->SetCut("CUTMUO", cut); | |
0d0e6995 | 177 | gMC->SetCut("BCUTE", cut); |
178 | gMC->SetCut("BCUTM", cut); | |
179 | gMC->SetCut("DCUTE", cut); | |
180 | gMC->SetCut("DCUTM", cut); | |
4347b38f | 181 | gMC->SetCut("PPCUTM", cut); |
0d0e6995 | 182 | gMC->SetCut("TOFMAX", tofmax); |
4347b38f | 183 | |
0d0e6995 | 184 | // |
185 | //======================================================================= | |
186 | // STEERING parameters FOR ALICE SIMULATION | |
187 | // | |
188 | // Specify event type to be tracked through the ALICE setup. All | |
189 | // positions are in cm, angles in degrees, and P and E in GeV | |
190 | // | |
4347b38f | 191 | if (gSystem->Getenv("CONFIG_NPARTICLES")) |
192 | nParticles = atoi(gSystem->Getenv("CONFIG_NPARTICLES")); | |
193 | ||
0d0e6995 | 194 | cout << "\t* Creating and configuring generator for " << nParticles |
195 | << " particles..." << endl; | |
196 | AliGenHIJINGpara *gener = new AliGenHIJINGpara(nParticles); | |
197 | gener->SetMomentumRange(0., 999); | |
4347b38f | 198 | gener->SetPhiRange(0, 360); |
0d0e6995 | 199 | |
200 | // Set pseudorapidity range from -6 to 6. | |
201 | Float_t thmin = EtaToTheta( 6.); // theta min. <---> eta max | |
202 | Float_t thmax = EtaToTheta(-6.); // theta max. <---> eta min | |
4347b38f | 203 | gener->SetThetaRange(thmin,thmax); |
204 | gener->SetOrigin(0, 0, 0); //vertex position | |
205 | gener->SetSigma(0, 0, 0); //Sigma in (X,Y,Z) (cm) on IP position | |
4347b38f | 206 | gener->Init(); |
0d0e6995 | 207 | // |
4347b38f | 208 | // Activate this line if you want the vertex smearing to happen |
209 | // track by track | |
210 | // | |
0d0e6995 | 211 | gAlice->SetDebug(10); |
212 | ||
213 | // | |
214 | // Comments | |
215 | // | |
216 | switch (smag) { | |
217 | case k2kG: comment = comment.Append(" | L3 field 0.2 T"); break; | |
218 | case k4kG: comment = comment.Append(" | L3 field 0.4 T"); break; | |
219 | case k5kG: comment = comment.Append(" | L3 field 0.5 T"); break; | |
220 | } | |
221 | ||
222 | switch (srad) { | |
223 | case kGluonRadiation: | |
224 | comment = comment.Append(" | Gluon Radiation On"); break; | |
225 | default: | |
226 | comment = comment.Append(" | Gluon Radiation Off"); break; | |
227 | } | |
228 | ||
229 | switch(sgeo) { | |
230 | case kHoles: comment = comment.Append(" | Holes for PHOS/RICH"); break; | |
231 | default: comment = comment.Append(" | No holes for PHOS/RICH"); break; | |
232 | } | |
233 | ||
234 | std::cout << "\n\n Comment: " << comment << "\n" << std::endl; | |
235 | ||
236 | // | |
4347b38f | 237 | // Field (L3 0.4 T) |
0d0e6995 | 238 | // |
239 | AliMagFMaps* field = new AliMagFMaps("Maps","Maps", 2, 1., 10., smag); | |
240 | field->SetL3ConstField(0); //Using const. field in the barrel | |
241 | rl->CdGAFile(); | |
242 | gAlice->SetField(field); | |
243 | ||
244 | // | |
245 | // Used detectors | |
246 | // | |
247 | Bool_t useABSO = kFALSE; | |
248 | Bool_t useCRT = kFALSE; | |
249 | Bool_t useDIPO = kFALSE; | |
250 | Bool_t useFMD = kTRUE; | |
251 | Bool_t useFRAME = kFALSE; | |
252 | Bool_t useHALL = kFALSE; | |
253 | Bool_t useITS = kFALSE; | |
254 | Bool_t useMAG = kFALSE; | |
255 | Bool_t useMUON = kFALSE; | |
256 | Bool_t usePHOS = kFALSE; | |
257 | Bool_t usePIPE = kFALSE; | |
258 | Bool_t usePMD = kFALSE; | |
259 | Bool_t useRICH = kFALSE; | |
260 | Bool_t useSHIL = kFALSE; | |
261 | Bool_t useSTART = kFALSE; | |
262 | Bool_t useTOF = kFALSE; | |
4347b38f | 263 | Bool_t useTPC = kFALSE; |
0d0e6995 | 264 | Bool_t useTRD = kFALSE; |
265 | Bool_t useZDC = kFALSE; | |
266 | Bool_t useEMCAL = kFALSE; | |
4347b38f | 267 | Bool_t useVZERO = kFALSE; |
4347b38f | 268 | |
0d0e6995 | 269 | cout << "\t* Creating the detectors ..." << endl; |
270 | //=================== Alice BODY parameters ============================= | |
4347b38f | 271 | //=================== Alice BODY parameters ============================= |
272 | AliBODY *BODY = new AliBODY("BODY", "Alice envelop"); | |
273 | ||
0d0e6995 | 274 | |
4347b38f | 275 | if (useMAG) { |
276 | //=================== MAG parameters ============================ | |
0d0e6995 | 277 | // Start with Magnet since detector layouts may be depending on |
278 | // the selected Magnet dimensions | |
4347b38f | 279 | AliMAG *MAG = new AliMAG("MAG", "Magnet"); |
280 | } | |
281 | ||
282 | if (useABSO) { | |
283 | //=================== ABSO parameters ============================ | |
284 | AliABSO *ABSO = new AliABSOv0("ABSO", "Muon Absorber"); | |
285 | } | |
286 | ||
287 | if (useDIPO) { | |
288 | //=================== DIPO parameters ============================ | |
0d0e6995 | 289 | |
4347b38f | 290 | AliDIPO *DIPO = new AliDIPOv2("DIPO", "Dipole version 2"); |
291 | } | |
292 | ||
293 | if (useHALL) { | |
294 | //=================== HALL parameters ============================ | |
295 | AliHALL *HALL = new AliHALL("HALL", "Alice Hall"); | |
296 | } | |
297 | ||
298 | ||
299 | if (useFRAME) { | |
300 | //=================== FRAME parameters ============================ | |
301 | AliFRAMEv2 *FRAME = new AliFRAMEv2("FRAME", "Space Frame"); | |
0d0e6995 | 302 | switch (sgeo) { |
303 | case kHoles: FRAME->SetHoles(1); break; | |
304 | default: FRAME->SetHoles(0); break; | |
4347b38f | 305 | } |
306 | } | |
307 | ||
308 | if (useSHIL) { | |
309 | //=================== SHIL parameters ============================ | |
310 | AliSHIL *SHIL = new AliSHILv2("SHIL", "Shielding Version 2"); | |
311 | } | |
312 | ||
313 | ||
314 | if (usePIPE) { | |
315 | //=================== PIPE parameters ============================ | |
316 | AliPIPE *PIPE = new AliPIPEv0("PIPE", "Beam Pipe"); | |
317 | } | |
0d0e6995 | 318 | |
319 | if (useITS) { | |
4347b38f | 320 | //=================== ITS parameters ============================ |
321 | // | |
322 | // As the innermost detector in ALICE, the Inner Tracking System | |
323 | // "impacts" on almost all other detectors. This involves the fact | |
324 | // that the ITS geometry still has several options to be followed | |
325 | // in parallel in order to determine the best set-up which | |
326 | // minimizes the induced background. All the geometries available | |
327 | // to date are described in the following. Read carefully the | |
328 | // comments and use the default version (the only one uncommented) | |
329 | // unless you are making comparisons and you know what you are | |
330 | // doing. In this case just uncomment the ITS geometry you want to | |
331 | // use and run Aliroot. | |
332 | // | |
0d0e6995 | 333 | // Detailed geometries: |
4347b38f | 334 | // |
335 | // | |
0d0e6995 | 336 | // AliITS *ITS = |
337 | // new AliITSv5symm("ITS", "Updated ITS TDR detailed version " | |
338 | // "with symmetric services"); | |
339 | // AliITS *ITS = | |
340 | // new AliITSv5asymm("ITS","Updates ITS TDR detailed version " | |
341 | // "with asymmetric services"); | |
4347b38f | 342 | // |
0d0e6995 | 343 | AliITSvPPRasymmFMD *ITS = |
344 | new AliITSvPPRasymmFMD("ITS","New ITS PPR detailed version " | |
345 | "with asymmetric services"); | |
346 | // don't touch this parameter if you're not an ITS developer | |
347 | ITS->SetMinorVersion(2); | |
4347b38f | 348 | // don't touch this parameter if you're not an ITS developer |
0d0e6995 | 349 | ITS->SetReadDet(kTRUE); |
4347b38f | 350 | // don't touch this parameter if you're not an ITS developer |
0d0e6995 | 351 | // ITS->SetWriteDet("$ALICE_ROOT/ITS/ITSgeometry_vPPRasymm2.det"); |
4347b38f | 352 | // detector thickness on layer 1 must be in the range [100,300] |
353 | ITS->SetThicknessDet1(200.); | |
354 | // detector thickness on layer 2 must be in the range [100,300] | |
355 | ITS->SetThicknessDet2(200.); | |
356 | // chip thickness on layer 1 must be in the range [150,300] | |
357 | ITS->SetThicknessChip1(200.); | |
358 | // chip thickness on layer 2 must be in the range [150,300] | |
0d0e6995 | 359 | ITS->SetThicknessChip2(200.); |
4347b38f | 360 | // 1 --> rails in ; 0 --> rails out |
0d0e6995 | 361 | ITS->SetRails(0); |
4347b38f | 362 | // 1 --> water ; 0 --> freon |
0d0e6995 | 363 | ITS->SetCoolingFluid(1); |
4347b38f | 364 | |
4347b38f | 365 | // Coarse geometries (warning: no hits are produced with these |
366 | // coarse geometries and they unuseful for reconstruction !): | |
4347b38f | 367 | // |
0d0e6995 | 368 | // |
369 | // AliITSvPPRcoarseasymm *ITS = | |
4347b38f | 370 | // new AliITSvPPRcoarseasymm("ITS","New ITS PPR coarse version " |
0d0e6995 | 371 | // "with asymmetric services"); |
4347b38f | 372 | // 1 --> rails in ; 0 --> rails out |
0d0e6995 | 373 | // ITS->SetRails(0); |
4347b38f | 374 | // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon |
375 | // ITS->SetSupportMaterial(0); | |
376 | // | |
377 | // AliITS *ITS = | |
0d0e6995 | 378 | // new AliITSvPPRcoarsesymm("ITS","New ITS PPR coarse version " |
379 | // "with symmetric services"); | |
4347b38f | 380 | // 1 --> rails in ; 0 --> rails out |
381 | // ITS->SetRails(0); | |
382 | // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon | |
383 | // ITS->SetSupportMaterial(0); | |
4347b38f | 384 | // |
385 | // Geant3 <-> EUCLID conversion | |
386 | // ============================ | |
387 | // | |
388 | // SetEUCLID is a flag to output (=1) or not to output (=0) both | |
389 | // geometry and media to two ASCII files (called by default | |
390 | // ITSgeometry.euc and ITSgeometry.tme) in a format understandable | |
391 | // to the CAD system EUCLID. The default (=0) means that you dont | |
392 | // want to use this facility. | |
393 | // | |
0d0e6995 | 394 | ITS->SetEUCLID(0); |
4347b38f | 395 | } |
396 | ||
397 | if (useTPC) { | |
398 | //============================ TPC parameters ==================== | |
399 | // | |
400 | // This allows the user to specify sectors for the SLOW (TPC | |
401 | // geometry 2) Simulator. SecAL (SecAU) <0 means that ALL lower | |
402 | // (upper) sectors are specified, any value other than that | |
403 | // requires at least one sector (lower or upper)to be specified! | |
0d0e6995 | 404 | // |
405 | // Reminder: | |
406 | // sectors 1-24 are lower sectors (1-12 -> z>0, 13-24 -> z<0) | |
407 | // sectors 25-72 are the upper ones (25-48 -> z>0, 49-72 -> z<0) | |
408 | // | |
4347b38f | 409 | // SecLows - number of lower sectors specified (up to 6) |
410 | // SecUps - number of upper sectors specified (up to 12) | |
411 | // Sens - sensitive strips for the Slow Simulator !!! | |
412 | // | |
413 | // This does NOT work if all S or L-sectors are specified, i.e. | |
414 | // if SecAL or SecAU < 0 | |
415 | // | |
416 | // | |
417 | //---------------------------------------------------------------- | |
418 | // gROOT->LoadMacro("SetTPCParam.C"); | |
419 | // AliTPCParam *param = SetTPCParam(); | |
420 | AliTPC *TPC = new AliTPCv2("TPC", "Default"); | |
421 | ||
0d0e6995 | 422 | // All sectors included |
4347b38f | 423 | TPC->SetSecAL(-1); |
0d0e6995 | 424 | TPC->SetSecAU(-1); |
4347b38f | 425 | } |
0d0e6995 | 426 | |
4347b38f | 427 | if (useTOF) { |
428 | //=================== TOF parameters ============================ | |
429 | AliTOF *TOF = new AliTOFv4T0("TOF", "normal TOF"); | |
430 | } | |
431 | ||
432 | if (useRICH) { | |
433 | //=================== RICH parameters =========================== | |
434 | AliRICH *RICH = new AliRICHv1("RICH", "normal RICH"); | |
0d0e6995 | 435 | |
4347b38f | 436 | } |
437 | ||
438 | if (useZDC) { | |
439 | //=================== ZDC parameters ============================ | |
440 | AliZDC *ZDC = new AliZDCv2("ZDC", "normal ZDC"); | |
441 | } | |
442 | ||
443 | if (useTRD) { | |
444 | //=================== TRD parameters ============================ | |
445 | AliTRD *TRD = new AliTRDv1("TRD", "TRD slow simulator"); | |
0d0e6995 | 446 | |
447 | // Select the gas mixture (0: 97% Xe + 3% isobutane, 1: 90% Xe + 10% CO2) | |
4347b38f | 448 | TRD->SetGasMix(1); |
0d0e6995 | 449 | if (sgeo == kHoles) { |
4347b38f | 450 | // With hole in front of PHOS |
451 | TRD->SetPHOShole(); | |
452 | // With hole in front of RICH | |
453 | TRD->SetRICHhole(); | |
454 | } | |
455 | // Switch on TR | |
456 | AliTRDsim *TRDsim = TRD->CreateTR(); | |
457 | } | |
458 | ||
459 | if (useFMD) { | |
460 | //=================== FMD parameters ============================ | |
0d0e6995 | 461 | AliFMD *FMD = new AliFMDv1("FMD", "normal FMD"); |
4347b38f | 462 | } |
463 | ||
464 | if (useMUON) { | |
465 | //=================== MUON parameters =========================== | |
466 | AliMUON *MUON = new AliMUONv1("MUON", "default"); | |
467 | MUON->AddGeometryBuilder(new AliMUONSt1GeometryBuilder(MUON)); | |
468 | MUON->AddGeometryBuilder(new AliMUONSt2GeometryBuilder(MUON)); | |
469 | MUON->AddGeometryBuilder(new AliMUONSlatGeometryBuilder(MUON)); | |
470 | MUON->AddGeometryBuilder(new AliMUONTriggerGeometryBuilder(MUON)); | |
471 | } | |
0d0e6995 | 472 | |
4347b38f | 473 | if (usePHOS) { |
0d0e6995 | 474 | //=================== PHOS parameters =========================== |
4347b38f | 475 | AliPHOS *PHOS = new AliPHOSv1("PHOS", "IHEP"); |
476 | } | |
477 | ||
478 | if (usePMD) { | |
479 | //=================== PMD parameters ============================ | |
480 | AliPMD *PMD = new AliPMDv1("PMD", "normal PMD"); | |
481 | } | |
482 | ||
483 | if (useSTART) { | |
484 | //=================== START parameters ============================ | |
485 | AliSTART *START = new AliSTARTv1("START", "START Detector"); | |
486 | } | |
487 | ||
488 | if (useEMCAL) { | |
489 | //=================== EMCAL parameters ============================ | |
490 | AliEMCAL *EMCAL = new AliEMCALv1("EMCAL", "EMCAL_55_25"); | |
491 | } | |
492 | ||
493 | if (useCRT) { | |
494 | //=================== CRT parameters ============================ | |
495 | AliCRT *CRT = new AliCRTv0("CRT", "normal ACORDE"); | |
496 | } | |
497 | ||
498 | if (useVZERO) { | |
499 | //=================== CRT parameters ============================ | |
500 | AliVZERO *VZERO = new AliVZEROv3("VZERO", "normal VZERO"); | |
501 | } | |
4347b38f | 502 | } |
503 | ||
0d0e6995 | 504 | Float_t EtaToTheta(Float_t arg) |
505 | { | |
4347b38f | 506 | return (180./TMath::Pi())*2.*atan(exp(-arg)); |
507 | } | |
0d0e6995 | 508 |