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a5abc835 | 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 <TGeant3.h> | |
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" | |
28 | #include "ITS/AliITSvPPRasymmFMD.h" | |
29 | #include "TPC/AliTPCv2.h" | |
30 | #include "TOF/AliTOFv2FHoles.h" | |
31 | #include "TOF/AliTOFv4T0.h" | |
32 | #include "RICH/AliRICHv3.h" | |
33 | #include "ZDC/AliZDCv2.h" | |
34 | #include "TRD/AliTRDv1.h" | |
35 | #include "FMD/AliFMDv1.h" | |
36 | #include "MUON/AliMUONv1.h" | |
37 | #include "PHOS/AliPHOSv1.h" | |
38 | #include "PMD/AliPMDv1.h" | |
39 | #include "START/AliSTARTv1.h" | |
40 | #include "EMCAL/AliEMCALv1.h" | |
41 | #include "CRT/AliCRTv0.h" | |
42 | #include "VZERO/AliVZEROv2.h" | |
43 | #endif | |
44 | ||
45 | Float_t EtaToTheta(Float_t arg); | |
46 | static Int_t eventsPerRun = 100; | |
47 | enum PprGeo_t | |
48 | { | |
49 | kHoles, kNoHoles | |
50 | }; | |
51 | static PprGeo_t geo = kHoles; | |
52 | ||
53 | void Config() | |
54 | { | |
55 | // ThetaRange is (0., 180.). It was (0.28,179.72) 7/12/00 09:00 | |
56 | // Theta range given through pseudorapidity limits 22/6/2001 | |
57 | ||
58 | // Set Random Number seed | |
59 | gRandom->SetSeed(123456); // Set 0 to use the currecnt time | |
60 | cout<<"Seed for random number generation= "<<gRandom->GetSeed()<<endl; | |
61 | ||
62 | ||
63 | // libraries required by geant321 | |
64 | #if defined(__CINT__) | |
65 | gSystem->Load("libgeant321"); | |
66 | #endif | |
67 | ||
68 | new TGeant3("C++ Interface to Geant3"); | |
69 | ||
70 | AliRunLoader* rl=0x0; | |
71 | ||
72 | cout<<"Config.C: Creating Run Loader ..."<<endl; | |
73 | rl = AliRunLoader::Open("galice.root", | |
74 | AliConfig::fgkDefaultEventFolderName, | |
75 | "recreate"); | |
76 | if (rl == 0x0) | |
77 | { | |
78 | gAlice->Fatal("Config.C","Can not instatiate the Run Loader"); | |
79 | return; | |
80 | } | |
81 | rl->SetCompressionLevel(2); | |
82 | rl->SetNumberOfEventsPerFile(3); | |
83 | gAlice->SetRunLoader(rl); | |
84 | ||
85 | // | |
86 | // Set External decayer | |
87 | TVirtualMCDecayer *decayer = new AliDecayerPythia(); | |
88 | ||
89 | decayer->SetForceDecay(kAll); | |
90 | decayer->Init(); | |
91 | gMC->SetExternalDecayer(decayer); | |
92 | //======================================================================= | |
93 | // ************* STEERING parameters FOR ALICE SIMULATION ************** | |
94 | // --- Specify event type to be tracked through the ALICE setup | |
95 | // --- All positions are in cm, angles in degrees, and P and E in GeV | |
96 | ||
97 | ((TGeant3*)gMC)->SetSWIT(4,10); | |
98 | ((TGeant3*)gMC)->SetSWIT(2,2); | |
99 | ((TGeant3*)gMC)->SetSWIT(2,3); | |
100 | ||
101 | gMC->SetProcess("DCAY",1); | |
102 | gMC->SetProcess("PAIR",1); | |
103 | gMC->SetProcess("COMP",1); | |
104 | gMC->SetProcess("PHOT",1); | |
105 | gMC->SetProcess("PFIS",0); | |
106 | gMC->SetProcess("DRAY",0); | |
107 | gMC->SetProcess("ANNI",1); | |
108 | gMC->SetProcess("BREM",1); | |
109 | gMC->SetProcess("MUNU",1); | |
110 | gMC->SetProcess("CKOV",1); | |
111 | //gMC->SetProcess("HADR",1); | |
112 | gMC->SetProcess("HADR",0); // If opt NoShower() for ZDC is selected | |
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 | nParticles = atoi(gSystem->Getenv("CONFIG_NPARTICLES")); | |
136 | ||
137 | ||
138 | // #### AliGenZDC generation ###################################### | |
139 | AliGenZDC *gener = new AliGenZDC(); | |
140 | //gener->SetParticle(kNeutron); | |
141 | gener->SetParticle(kProton); | |
142 | gener->SetMomentum(2760.); | |
143 | gener->SetDirection(0.,0.,0.,-1.); | |
144 | gener->SetFermi(0); | |
145 | gener->SetDiv(0.000032,0.0001,2); | |
146 | //gener->SetDebug(); | |
147 | // | |
148 | gener->SetTrackingFlag(1); | |
149 | gener->Init(); | |
150 | ||
151 | // | |
152 | // Activate this line if you want the vertex smearing to happen | |
153 | // track by track | |
154 | // | |
155 | //gener->SetVertexSmear(perTrack); | |
156 | // Field (L3 0.4 T) | |
157 | AliMagFMaps* field = new AliMagFMaps("Maps","Maps", 2, 1., 10., 1); | |
158 | gAlice->SetField(field); | |
159 | ||
160 | Int_t iABSO = 1; | |
161 | Int_t iDIPO = 1; | |
162 | Int_t iFMD = 0; | |
163 | Int_t iFRAME = 0; | |
164 | Int_t iHALL = 0; | |
165 | Int_t iITS = 0; | |
166 | Int_t iMAG = 0; | |
167 | Int_t iMUON = 0; | |
168 | Int_t iPHOS = 0; | |
169 | Int_t iPIPE = 1; | |
170 | Int_t iPMD = 0; | |
171 | Int_t iRICH = 0; | |
172 | Int_t iSHIL = 1; | |
173 | Int_t iSTART = 0; | |
174 | Int_t iTOF = 0; | |
175 | Int_t iTPC = 0; | |
176 | Int_t iTRD = 0; | |
177 | Int_t iZDC = 1; | |
178 | Int_t iEMCAL = 0; | |
179 | Int_t iCRT = 0; | |
180 | Int_t iVZERO = 0; | |
181 | rl->CdGAFile(); | |
182 | //=================== Alice BODY parameters ============================= | |
183 | AliBODY *BODY = new AliBODY("BODY", "Alice envelop"); | |
184 | ||
185 | if (iMAG) | |
186 | { | |
187 | //=================== MAG parameters ============================ | |
188 | // --- Start with Magnet since detector layouts may be depending --- | |
189 | // --- on the selected Magnet dimensions --- | |
190 | AliMAG *MAG = new AliMAG("MAG", "Magnet"); | |
191 | } | |
192 | ||
193 | ||
194 | if (iABSO) | |
195 | { | |
196 | //=================== ABSO parameters ============================ | |
197 | AliABSO *ABSO = new AliABSOv0("ABSO", "Muon Absorber"); | |
198 | } | |
199 | ||
200 | if (iDIPO) | |
201 | { | |
202 | //=================== DIPO parameters ============================ | |
203 | ||
204 | AliDIPO *DIPO = new AliDIPOv2("DIPO", "Dipole version 2"); | |
205 | } | |
206 | ||
207 | if (iHALL) | |
208 | { | |
209 | //=================== HALL parameters ============================ | |
210 | ||
211 | AliHALL *HALL = new AliHALL("HALL", "Alice Hall"); | |
212 | } | |
213 | ||
214 | ||
215 | if (iFRAME) | |
216 | { | |
217 | //=================== FRAME parameters ============================ | |
218 | ||
219 | AliFRAMEv2 *FRAME = new AliFRAMEv2("FRAME", "Space Frame"); | |
220 | if (geo == kHoles) { | |
221 | FRAME->SetHoles(1); | |
222 | } else { | |
223 | FRAME->SetHoles(0); | |
224 | } | |
225 | } | |
226 | ||
227 | if (iSHIL) | |
228 | { | |
229 | //=================== SHIL parameters ============================ | |
230 | ||
231 | AliSHIL *SHIL = new AliSHILv2("SHIL", "Shielding Version 2"); | |
232 | } | |
233 | ||
234 | ||
235 | if (iPIPE) | |
236 | { | |
237 | //=================== PIPE parameters ============================ | |
238 | ||
239 | AliPIPE *PIPE = new AliPIPEv0("PIPE", "Beam Pipe"); | |
240 | } | |
241 | ||
242 | if(iITS) { | |
243 | ||
244 | //=================== ITS parameters ============================ | |
245 | // | |
246 | // As the innermost detector in ALICE, the Inner Tracking System "impacts" on | |
247 | // almost all other detectors. This involves the fact that the ITS geometry | |
248 | // still has several options to be followed in parallel in order to determine | |
249 | // the best set-up which minimizes the induced background. All the geometries | |
250 | // available to date are described in the following. Read carefully the comments | |
251 | // and use the default version (the only one uncommented) unless you are making | |
252 | // comparisons and you know what you are doing. In this case just uncomment the | |
253 | // ITS geometry you want to use and run Aliroot. | |
254 | // | |
255 | // Detailed geometries: | |
256 | // | |
257 | // | |
258 | // | |
259 | AliITSvPPRasymmFMD *ITS = new AliITSvPPRasymmFMD("ITS","ITS PPR detailed version with asymmetric services"); | |
260 | ITS->SetMinorVersion(2); // don't touch this parameter if you're not an ITS developer | |
261 | ITS->SetReadDet(kTRUE); // don't touch this parameter if you're not an ITS developer | |
262 | // ITS->SetWriteDet("$ALICE_ROOT/ITS/ITSgeometry_vPPRasymm2.det"); // don't touch this parameter if you're not an ITS developer | |
263 | ITS->SetThicknessDet1(200.); // detector thickness on layer 1 must be in the range [100,300] | |
264 | ITS->SetThicknessDet2(200.); // detector thickness on layer 2 must be in the range [100,300] | |
265 | ITS->SetThicknessChip1(200.); // chip thickness on layer 1 must be in the range [150,300] | |
266 | ITS->SetThicknessChip2(200.); // chip thickness on layer 2 must be in the range [150,300] | |
267 | ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out | |
268 | ITS->SetCoolingFluid(1); // 1 --> water ; 0 --> freon | |
269 | ||
270 | ||
271 | // | |
272 | // Coarse geometries (warning: no hits are produced with these coarse geometries and they unuseful | |
273 | // for reconstruction !): | |
274 | // | |
275 | // | |
276 | //AliITSvPPRcoarseasymm *ITS = new AliITSvPPRcoarseasymm("ITS","New ITS PPR coarse version with asymmetric services"); | |
277 | //ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out | |
278 | //ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon | |
279 | // | |
280 | //AliITS *ITS = new AliITSvPPRcoarsesymm("ITS","New ITS PPR coarse version with symmetric services"); | |
281 | //ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out | |
282 | //ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon | |
283 | // | |
284 | // | |
285 | // | |
286 | // Geant3 <-> EUCLID conversion | |
287 | // ============================ | |
288 | // | |
289 | // SetEUCLID is a flag to output (=1) or not to output (=0) both geometry and | |
290 | // media to two ASCII files (called by default ITSgeometry.euc and | |
291 | // ITSgeometry.tme) in a format understandable to the CAD system EUCLID. | |
292 | // The default (=0) means that you dont want to use this facility. | |
293 | // | |
294 | ITS->SetEUCLID(0); | |
295 | } | |
296 | ||
297 | if (iTPC) | |
298 | { | |
299 | //============================ TPC parameters ================================ | |
300 | // --- This allows the user to specify sectors for the SLOW (TPC geometry 2) | |
301 | // --- Simulator. SecAL (SecAU) <0 means that ALL lower (upper) | |
302 | // --- sectors are specified, any value other than that requires at least one | |
303 | // --- sector (lower or upper)to be specified! | |
304 | // --- Reminder: sectors 1-24 are lower sectors (1-12 -> z>0, 13-24 -> z<0) | |
305 | // --- sectors 25-72 are the upper ones (25-48 -> z>0, 49-72 -> z<0) | |
306 | // --- SecLows - number of lower sectors specified (up to 6) | |
307 | // --- SecUps - number of upper sectors specified (up to 12) | |
308 | // --- Sens - sensitive strips for the Slow Simulator !!! | |
309 | // --- This does NOT work if all S or L-sectors are specified, i.e. | |
310 | // --- if SecAL or SecAU < 0 | |
311 | // | |
312 | // | |
313 | //----------------------------------------------------------------------------- | |
314 | ||
315 | // gROOT->LoadMacro("SetTPCParam.C"); | |
316 | // AliTPCParam *param = SetTPCParam(); | |
317 | AliTPC *TPC = new AliTPCv2("TPC", "Default"); | |
318 | ||
319 | // All sectors included | |
320 | TPC->SetSecAU(-1); | |
321 | TPC->SetSecAL(-1); | |
322 | } | |
323 | ||
324 | ||
325 | if (iTOF) { | |
326 | if (geo == kHoles) { | |
327 | //=================== TOF parameters ============================ | |
328 | AliTOF *TOF = new AliTOFv2FHoles("TOF", "TOF with Holes"); | |
329 | } else { | |
330 | AliTOF *TOF = new AliTOFv4T0("TOF", "normal TOF"); | |
331 | } | |
332 | } | |
333 | ||
334 | ||
335 | if (iRICH) | |
336 | { | |
337 | //=================== RICH parameters =========================== | |
338 | AliRICH *RICH = new AliRICHv3("RICH", "normal RICH"); | |
339 | ||
340 | } | |
341 | ||
342 | ||
343 | if (iZDC) | |
344 | { | |
345 | //=================== ZDC parameters ============================ | |
346 | ||
347 | AliZDC *ZDC = new AliZDCv2("ZDC", "normal ZDC"); | |
348 | ZDC->NoShower(); | |
349 | } | |
350 | ||
351 | if (iTRD) | |
352 | { | |
353 | //=================== TRD parameters ============================ | |
354 | ||
355 | AliTRD *TRD = new AliTRDv1("TRD", "TRD slow simulator"); | |
356 | ||
357 | // Select the gas mixture (0: 97% Xe + 3% isobutane, 1: 90% Xe + 10% CO2) | |
358 | TRD->SetGasMix(1); | |
359 | if (geo == kHoles) { | |
360 | // With hole in front of PHOS | |
361 | TRD->SetPHOShole(); | |
362 | // With hole in front of RICH | |
363 | TRD->SetRICHhole(); | |
364 | } | |
365 | // Switch on TR | |
366 | AliTRDsim *TRDsim = TRD->CreateTR(); | |
367 | } | |
368 | ||
369 | if (iFMD) | |
370 | { | |
371 | //=================== FMD parameters ============================ | |
372 | AliFMD *FMD = new AliFMDv1("FMD", "normal FMD"); | |
373 | } | |
374 | ||
375 | if (iMUON) | |
376 | { | |
377 | //=================== MUON parameters =========================== | |
378 | ||
379 | AliMUON *MUON = new AliMUONv1("MUON", "default"); | |
380 | } | |
381 | //=================== PHOS parameters =========================== | |
382 | ||
383 | if (iPHOS) | |
384 | { | |
385 | AliPHOS *PHOS = new AliPHOSv1("PHOS", "IHEP"); | |
386 | } | |
387 | ||
388 | ||
389 | if (iPMD) | |
390 | { | |
391 | //=================== PMD parameters ============================ | |
392 | AliPMD *PMD = new AliPMDv1("PMD", "normal PMD"); | |
393 | } | |
394 | ||
395 | if (iSTART) | |
396 | { | |
397 | //=================== START parameters ============================ | |
398 | AliSTART *START = new AliSTARTv1("START", "START Detector"); | |
399 | } | |
400 | ||
401 | if (iEMCAL) | |
402 | { | |
403 | //=================== EMCAL parameters ============================ | |
404 | AliEMCAL *EMCAL = new AliEMCALv1("EMCAL", "G56_2_55_19_104_14"); | |
405 | } | |
406 | ||
407 | if (iCRT) | |
408 | { | |
409 | //=================== CRT parameters ============================ | |
410 | AliCRT *CRT = new AliCRTv0("CRT", "normal ACORDE"); | |
411 | } | |
412 | ||
413 | if (iVZERO) | |
414 | { | |
415 | //=================== CRT parameters ============================ | |
416 | AliVZERO *VZERO = new AliVZEROv2("VZERO", "normal VZERO"); | |
417 | } | |
418 | ||
419 | cout << "End of Config.C" << endl; | |
420 | ||
421 | } | |
422 | ||
423 | Float_t EtaToTheta(Float_t arg){ | |
424 | return (180./TMath::Pi())*2.*atan(exp(-arg)); | |
425 | } |