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49c37ad8 | 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> | |
12 | #include <TGeant3TGeo.h> | |
9bb2665f | 13 | #include <TPDGCode.h> |
49c37ad8 | 14 | #include "STEER/AliRunLoader.h" |
15 | #include "STEER/AliRun.h" | |
16 | #include "STEER/AliConfig.h" | |
17 | #include "PYTHIA6/AliDecayerPythia.h" | |
18 | #include "EVGEN/AliGenCocktail.h" | |
19 | #include "EVGEN/AliGenHIJINGpara.h" | |
20 | #include "STEER/AliMagFMaps.h" | |
21 | #include "STRUCT/AliBODY.h" | |
22 | #include "STRUCT/AliMAG.h" | |
23 | #include "STRUCT/AliABSOv0.h" | |
24 | #include "STRUCT/AliDIPOv2.h" | |
25 | #include "STRUCT/AliHALL.h" | |
26 | #include "STRUCT/AliFRAMEv2.h" | |
27 | #include "STRUCT/AliSHILv2.h" | |
28 | #include "STRUCT/AliPIPEv0.h" | |
29 | #include "ITS/AliITSvPPRasymmFMD.h" | |
30 | #include "TPC/AliTPCv2.h" | |
31 | #include "TOF/AliTOFv4T0.h" | |
f4b3bbb7 | 32 | #include "HMPID/AliHMPIDv1.h" |
49c37ad8 | 33 | #include "ZDC/AliZDCv2.h" |
34 | #include "TRD/AliTRDv1.h" | |
35 | #include "FMD/AliFMDv1.h" | |
36 | #include "MUON/AliMUONv1.h" | |
37 | #include "MUON/AliMUONSt1GeometryBuilderV2.h" | |
38 | #include "MUON/AliMUONSt2GeometryBuilderV2.h" | |
39 | #include "MUON/AliMUONSlatGeometryBuilder.h" | |
40 | #include "MUON/AliMUONTriggerGeometryBuilder.h" | |
41 | #include "PHOS/AliPHOSv1.h" | |
42 | #include "PMD/AliPMDv1.h" | |
ababa197 | 43 | #include "T0/AliT0v1.h" |
49c37ad8 | 44 | #include "EMCAL/AliEMCALv2.h" |
b384f8a4 | 45 | #include "ACORDE/AliACORDEv0.h" |
49c37ad8 | 46 | #include "VZERO/AliVZEROv5.h" |
47 | #endif | |
48 | ||
49 | Float_t EtaToTheta(Float_t arg); | |
50 | enum PprGeo_t | |
51 | { | |
52 | kHoles, kNoHoles | |
53 | }; | |
54 | static PprGeo_t geo = kHoles; | |
55 | ||
56 | void Config() | |
57 | { | |
58 | // ThetaRange is (0., 180.). It was (0.28,179.72) 7/12/00 09:00 | |
59 | // Theta range given through pseudorapidity limits 22/6/2001 | |
60 | ||
61 | // Set Random Number seed | |
62 | gRandom->SetSeed(123456); // Set 0 to use the currecnt time | |
63 | AliLog::Message(AliLog::kInfo, Form("Seed for random number generation = %d",gRandom->GetSeed()), "Config.C", "Config.C", "Config()","Config.C", __LINE__); | |
64 | ||
65 | ||
66 | // libraries required by geant321 | |
67 | #if defined(__CINT__) | |
68 | gSystem->Load("libgeant321"); | |
69 | #endif | |
70 | ||
71 | new TGeant3TGeo("C++ Interface to Geant3"); | |
72 | ||
73 | AliRunLoader* rl=0x0; | |
74 | ||
75 | AliLog::Message(AliLog::kInfo, "Creating Run Loader", "Config.C", "Config.C", "Config()"," Config.C", __LINE__); | |
76 | ||
77 | rl = AliRunLoader::Open("galice.root", | |
78 | AliConfig::GetDefaultEventFolderName(), | |
79 | "recreate"); | |
80 | if (rl == 0x0) | |
81 | { | |
82 | gAlice->Fatal("Config.C","Can not instatiate the Run Loader"); | |
83 | return; | |
84 | } | |
85 | rl->SetCompressionLevel(2); | |
86 | rl->SetNumberOfEventsPerFile(3); | |
87 | gAlice->SetRunLoader(rl); | |
88 | ||
89 | // | |
90 | // Set External decayer | |
91 | TVirtualMCDecayer *decayer = new AliDecayerPythia(); | |
92 | ||
93 | decayer->SetForceDecay(kAll); | |
94 | decayer->Init(); | |
95 | gMC->SetExternalDecayer(decayer); | |
96 | //======================================================================= | |
97 | // ************* STEERING parameters FOR ALICE SIMULATION ************** | |
98 | // --- Specify event type to be tracked through the ALICE setup | |
99 | // --- All positions are in cm, angles in degrees, and P and E in GeV | |
100 | ||
101 | ||
102 | gMC->SetProcess("DCAY",1); | |
103 | gMC->SetProcess("PAIR",1); | |
104 | gMC->SetProcess("COMP",1); | |
105 | gMC->SetProcess("PHOT",1); | |
106 | gMC->SetProcess("PFIS",0); | |
107 | gMC->SetProcess("DRAY",0); | |
108 | gMC->SetProcess("ANNI",1); | |
109 | gMC->SetProcess("BREM",1); | |
110 | gMC->SetProcess("MUNU",1); | |
111 | gMC->SetProcess("CKOV",1); | |
112 | gMC->SetProcess("HADR",1); | |
113 | gMC->SetProcess("LOSS",2); | |
114 | gMC->SetProcess("MULS",1); | |
115 | gMC->SetProcess("RAYL",1); | |
116 | ||
117 | Float_t cut = 1.e-3; // 1MeV cut by default | |
118 | Float_t tofmax = 1.e10; | |
119 | ||
120 | gMC->SetCut("CUTGAM", cut); | |
121 | gMC->SetCut("CUTELE", cut); | |
122 | gMC->SetCut("CUTNEU", cut); | |
123 | gMC->SetCut("CUTHAD", cut); | |
124 | gMC->SetCut("CUTMUO", cut); | |
125 | gMC->SetCut("BCUTE", cut); | |
126 | gMC->SetCut("BCUTM", cut); | |
127 | gMC->SetCut("DCUTE", cut); | |
128 | gMC->SetCut("DCUTM", cut); | |
129 | gMC->SetCut("PPCUTM", cut); | |
130 | gMC->SetCut("TOFMAX", tofmax); | |
131 | ||
132 | ||
133 | int nParticles = 100; | |
134 | if (gSystem->Getenv("CONFIG_NPARTICLES")) | |
135 | { | |
136 | nParticles = atoi(gSystem->Getenv("CONFIG_NPARTICLES")); | |
137 | } | |
138 | ||
139 | AliGenCocktail *gener = new AliGenCocktail(); | |
140 | gener->SetPhiRange(220, 320); | |
141 | // Set pseudorapidity range from -0.13 to 0.13. | |
142 | Float_t thmin = EtaToTheta(+0.13); // theta min. <---> eta max | |
143 | Float_t thmax = EtaToTheta(-0.13); // theta max. <---> eta min | |
144 | gener->SetThetaRange(thmin,thmax); | |
145 | gener->SetOrigin(0, 0, 0); //vertex position | |
146 | gener->SetSigma(0, 0, 0); //Sigma in (X,Y,Z) (cm) on IP position | |
147 | ||
148 | AliGenBox *genbox = new AliGenBox(nParticles); | |
9bb2665f | 149 | genbox->SetPart(kElectron); |
49c37ad8 | 150 | genbox->SetPtRange(0.3, 10.00); |
151 | gener->AddGenerator(genbox,"GENBOX GAMMA for PHOS",1); | |
152 | gener->Init(); | |
153 | ||
154 | ||
155 | // | |
156 | // Activate this line if you want the vertex smearing to happen | |
157 | // track by track | |
158 | // | |
159 | //gener->SetVertexSmear(perTrack); | |
160 | // Field (L3 0.4 T) | |
161 | AliMagFMaps* field = new AliMagFMaps("Maps","Maps", 2, 1., 10., 1); | |
162 | gAlice->SetField(field); | |
163 | ||
164 | ||
165 | Int_t iABSO = 0; | |
166 | Int_t iDIPO = 0; | |
167 | Int_t iFMD = 0; | |
168 | Int_t iFRAME = 0; | |
169 | Int_t iHALL = 0; | |
170 | Int_t iITS = 0; | |
171 | Int_t iMAG = 0; | |
172 | Int_t iMUON = 0; | |
173 | Int_t iPHOS = 1; | |
174 | Int_t iPIPE = 1; | |
175 | Int_t iPMD = 0; | |
f4b3bbb7 | 176 | Int_t iHMPID = 0; |
49c37ad8 | 177 | Int_t iSHIL = 0; |
ababa197 | 178 | Int_t iT0 = 0; |
49c37ad8 | 179 | Int_t iTOF = 0; |
180 | Int_t iTPC = 0; | |
181 | Int_t iTRD = 0; | |
182 | Int_t iZDC = 0; | |
183 | Int_t iEMCAL = 0; | |
b384f8a4 | 184 | Int_t iACORDE = 0; |
49c37ad8 | 185 | Int_t iVZERO = 0; |
186 | rl->CdGAFile(); | |
187 | //=================== Alice BODY parameters ============================= | |
188 | AliBODY *BODY = new AliBODY("BODY", "Alice envelop"); | |
189 | ||
190 | if (iMAG) | |
191 | { | |
192 | //=================== MAG parameters ============================ | |
193 | // --- Start with Magnet since detector layouts may be depending --- | |
194 | // --- on the selected Magnet dimensions --- | |
195 | AliMAG *MAG = new AliMAG("MAG", "Magnet"); | |
196 | } | |
197 | ||
198 | ||
199 | if (iABSO) | |
200 | { | |
201 | //=================== ABSO parameters ============================ | |
202 | AliABSO *ABSO = new AliABSOv0("ABSO", "Muon Absorber"); | |
203 | } | |
204 | ||
205 | if (iDIPO) | |
206 | { | |
207 | //=================== DIPO parameters ============================ | |
208 | ||
209 | AliDIPO *DIPO = new AliDIPOv2("DIPO", "Dipole version 2"); | |
210 | } | |
211 | ||
212 | if (iHALL) | |
213 | { | |
214 | //=================== HALL parameters ============================ | |
215 | ||
216 | AliHALL *HALL = new AliHALL("HALL", "Alice Hall"); | |
217 | } | |
218 | ||
219 | ||
220 | if (iFRAME) | |
221 | { | |
222 | //=================== FRAME parameters ============================ | |
223 | ||
224 | AliFRAMEv2 *FRAME = new AliFRAMEv2("FRAME", "Space Frame"); | |
225 | if (geo == kHoles) { | |
226 | FRAME->SetHoles(1); | |
227 | } else { | |
228 | FRAME->SetHoles(0); | |
229 | } | |
230 | } | |
231 | ||
232 | if (iSHIL) | |
233 | { | |
234 | //=================== SHIL parameters ============================ | |
235 | ||
236 | AliSHIL *SHIL = new AliSHILv2("SHIL", "Shielding Version 2"); | |
237 | } | |
238 | ||
239 | ||
240 | if (iPIPE) | |
241 | { | |
242 | //=================== PIPE parameters ============================ | |
243 | ||
244 | AliPIPE *PIPE = new AliPIPEv0("PIPE", "Beam Pipe"); | |
245 | } | |
246 | ||
247 | if(iITS) { | |
248 | ||
249 | //=================== ITS parameters ============================ | |
250 | // | |
251 | // As the innermost detector in ALICE, the Inner Tracking System "impacts" on | |
252 | // almost all other detectors. This involves the fact that the ITS geometry | |
253 | // still has several options to be followed in parallel in order to determine | |
254 | // the best set-up which minimizes the induced background. All the geometries | |
255 | // available to date are described in the following. Read carefully the comments | |
256 | // and use the default version (the only one uncommented) unless you are making | |
257 | // comparisons and you know what you are doing. In this case just uncomment the | |
258 | // ITS geometry you want to use and run Aliroot. | |
259 | // | |
260 | // Detailed geometries: | |
261 | // | |
262 | // | |
263 | // | |
264 | AliITSvPPRasymmFMD *ITS = new AliITSvPPRasymmFMD("ITS","ITS PPR detailed version with asymmetric services"); | |
265 | ITS->SetMinorVersion(2); // don't touch this parameter if you're not an ITS developer | |
266 | ITS->SetReadDet(kTRUE); // don't touch this parameter if you're not an ITS developer | |
267 | // ITS->SetWriteDet("$ALICE_ROOT/ITS/ITSgeometry_vPPRasymm2.det"); // don't touch this parameter if you're not an ITS developer | |
268 | ITS->SetThicknessDet1(200.); // detector thickness on layer 1 must be in the range [100,300] | |
269 | ITS->SetThicknessDet2(200.); // detector thickness on layer 2 must be in the range [100,300] | |
270 | ITS->SetThicknessChip1(200.); // chip thickness on layer 1 must be in the range [150,300] | |
271 | ITS->SetThicknessChip2(200.); // chip thickness on layer 2 must be in the range [150,300] | |
272 | ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out | |
273 | ITS->SetCoolingFluid(1); // 1 --> water ; 0 --> freon | |
274 | ||
275 | ||
276 | // | |
277 | // Coarse geometries (warning: no hits are produced with these coarse geometries and they unuseful | |
278 | // for reconstruction !): | |
279 | // | |
280 | // | |
281 | //AliITSvPPRcoarseasymm *ITS = new AliITSvPPRcoarseasymm("ITS","New ITS PPR coarse version with asymmetric services"); | |
282 | //ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out | |
283 | //ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon | |
284 | // | |
285 | //AliITS *ITS = new AliITSvPPRcoarsesymm("ITS","New ITS PPR coarse version with symmetric services"); | |
286 | //ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out | |
287 | //ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon | |
288 | // | |
289 | // | |
290 | // | |
291 | // Geant3 <-> EUCLID conversion | |
292 | // ============================ | |
293 | // | |
294 | // SetEUCLID is a flag to output (=1) or not to output (=0) both geometry and | |
295 | // media to two ASCII files (called by default ITSgeometry.euc and | |
296 | // ITSgeometry.tme) in a format understandable to the CAD system EUCLID. | |
297 | // The default (=0) means that you dont want to use this facility. | |
298 | // | |
299 | ITS->SetEUCLID(0); | |
300 | } | |
301 | ||
302 | if (iTPC) | |
303 | { | |
304 | //============================ TPC parameters =================== | |
305 | AliTPC *TPC = new AliTPCv2("TPC", "Default"); | |
306 | } | |
307 | ||
308 | ||
309 | if (iTOF) { | |
310 | //=================== TOF parameters ============================ | |
311 | AliTOF *TOF = new AliTOFv4T0("TOF", "normal TOF"); | |
312 | } | |
313 | ||
314 | ||
f4b3bbb7 | 315 | if (iHMPID) |
49c37ad8 | 316 | { |
f4b3bbb7 | 317 | //=================== HMPID parameters =========================== |
318 | AliHMPID *HMPID = new AliHMPIDv1("HMPID", "normal HMPID"); | |
49c37ad8 | 319 | |
320 | } | |
321 | ||
322 | ||
323 | if (iZDC) | |
324 | { | |
325 | //=================== ZDC parameters ============================ | |
326 | ||
327 | AliZDC *ZDC = new AliZDCv2("ZDC", "normal ZDC"); | |
328 | } | |
329 | ||
330 | if (iTRD) | |
331 | { | |
332 | //=================== TRD parameters ============================ | |
333 | ||
334 | AliTRD *TRD = new AliTRDv1("TRD", "TRD slow simulator"); | |
335 | ||
336 | // Select the gas mixture (0: 97% Xe + 3% isobutane, 1: 90% Xe + 10% CO2) | |
337 | TRD->SetGasMix(1); | |
338 | if (geo == kHoles) { | |
339 | // With hole in front of PHOS | |
340 | TRD->SetPHOShole(); | |
f4b3bbb7 | 341 | // With hole in front of HMPID |
342 | TRD->SetHMPIDhole(); | |
49c37ad8 | 343 | } |
344 | // Switch on TR | |
345 | AliTRDsim *TRDsim = TRD->CreateTR(); | |
346 | } | |
347 | ||
348 | if (iFMD) | |
349 | { | |
350 | //=================== FMD parameters ============================ | |
351 | AliFMD *FMD = new AliFMDv1("FMD", "normal FMD"); | |
352 | } | |
353 | ||
354 | if (iMUON) | |
355 | { | |
356 | //=================== MUON parameters =========================== | |
357 | // New MUONv1 version (geometry defined via builders) | |
358 | AliMUON *MUON = new AliMUONv1("MUON", "default"); | |
359 | ((AliMUONv1*)MUON)->SetStepManagerVersionDE(true); | |
360 | MUON->AddGeometryBuilder(new AliMUONSt1GeometryBuilderV2(MUON)); | |
361 | MUON->AddGeometryBuilder(new AliMUONSt2GeometryBuilderV2(MUON)); | |
362 | MUON->AddGeometryBuilder(new AliMUONSlatGeometryBuilder(MUON)); | |
363 | MUON->AddGeometryBuilder(new AliMUONTriggerGeometryBuilder(MUON)); | |
364 | } | |
365 | //=================== PHOS parameters =========================== | |
366 | ||
367 | if (iPHOS) | |
368 | { | |
369 | AliPHOS *PHOS = new AliPHOSv1("PHOS", "IHEP"); | |
370 | } | |
371 | ||
372 | ||
373 | if (iPMD) | |
374 | { | |
375 | //=================== PMD parameters ============================ | |
376 | AliPMD *PMD = new AliPMDv1("PMD", "normal PMD"); | |
377 | } | |
378 | ||
ababa197 | 379 | if (iT0) |
49c37ad8 | 380 | { |
ababa197 | 381 | //=================== T0 parameters ============================ |
382 | AliT0 *T0 = new AliT0v1("T0", "T0 Detector"); | |
49c37ad8 | 383 | } |
384 | ||
385 | if (iEMCAL) | |
386 | { | |
387 | //=================== EMCAL parameters ============================ | |
8224b11d | 388 | AliEMCAL *EMCAL = new AliEMCALv2("EMCAL", "EMCAL_COMPLETE"); |
49c37ad8 | 389 | } |
390 | ||
b384f8a4 | 391 | if (iACORDE) |
49c37ad8 | 392 | { |
b384f8a4 | 393 | //=================== ACORDE parameters ============================ |
394 | AliACORDE *ACORDE = new AliACORDEv0("ACORDE", "normal ACORDE"); | |
49c37ad8 | 395 | } |
396 | ||
397 | if (iVZERO) | |
398 | { | |
b384f8a4 | 399 | //=================== ACORDE parameters ============================ |
49c37ad8 | 400 | AliVZERO *VZERO = new AliVZEROv5("VZERO", "normal VZERO"); |
401 | } | |
402 | ||
403 | AliLog::Message(AliLog::kInfo, "End of Config", "Config.C", "Config.C", "Config()"," Config.C", __LINE__); | |
404 | ||
405 | } | |
406 | ||
407 | Float_t EtaToTheta(Float_t arg){ | |
408 | return (180./TMath::Pi())*2.*atan(exp(-arg)); | |
409 | } |