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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> | |
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" | |
e1cd8da1 | 28 | #include "ITS/AliITSvPPRasymmFMD.h" |
de78d77f | 29 | #include "TPC/AliTPCv2.h" |
de78d77f | 30 | #include "TOF/AliTOFv4T0.h" |
b4f90c20 | 31 | #include "RICH/AliRICHv1.h" |
de78d77f | 32 | #include "ZDC/AliZDCv2.h" |
33 | #include "TRD/AliTRDv1.h" | |
34 | #include "FMD/AliFMDv1.h" | |
35 | #include "MUON/AliMUONv1.h" | |
d13ed8f3 | 36 | #include "MUON/AliMUONSt1GeometryBuilder.h" |
37 | #include "MUON/AliMUONSt2GeometryBuilder.h" | |
38 | #include "MUON/AliMUONSlatGeometryBuilder.h" | |
39 | #include "MUON/AliMUONTriggerGeometryBuilder.h" | |
de78d77f | 40 | #include "PHOS/AliPHOSv1.h" |
41 | #include "PMD/AliPMDv1.h" | |
42 | #include "START/AliSTARTv1.h" | |
43 | #include "EMCAL/AliEMCALv1.h" | |
44 | #include "CRT/AliCRTv0.h" | |
b50ba418 | 45 | #include "VZERO/AliVZEROv3.h" |
de78d77f | 46 | #endif |
47 | ||
48 | Float_t EtaToTheta(Float_t arg); | |
456a8e2d | 49 | static Int_t eventsPerRun = 100; |
b84cbedc | 50 | enum PprGeo_t |
51 | { | |
52 | kHoles, kNoHoles | |
53 | }; | |
54 | static PprGeo_t geo = kHoles; | |
55 | ||
fe4da5cc | 56 | void Config() |
57 | { | |
682a4a95 | 58 | // ThetaRange is (0., 180.). It was (0.28,179.72) 7/12/00 09:00 |
81bf125a | 59 | // Theta range given through pseudorapidity limits 22/6/2001 |
682a4a95 | 60 | |
61 | // Set Random Number seed | |
de78d77f | 62 | gRandom->SetSeed(123456); // Set 0 to use the currecnt time |
8e86a720 | 63 | AliLog::Message(AliLog::kInfo, Form("Seed for random number generation = %d",gRandom->GetSeed()), "Config.C", "Config.C", "Config()","Config.C", __LINE__); |
682a4a95 | 64 | |
b9d0a01d | 65 | |
66 | // libraries required by geant321 | |
de78d77f | 67 | #if defined(__CINT__) |
b9d0a01d | 68 | gSystem->Load("libgeant321"); |
de78d77f | 69 | #endif |
b9d0a01d | 70 | |
b0470150 | 71 | new TGeant3TGeo("C++ Interface to Geant3"); |
682a4a95 | 72 | |
de78d77f | 73 | AliRunLoader* rl=0x0; |
74 | ||
8e86a720 | 75 | AliLog::Message(AliLog::kInfo, "Creating Run Loader", "Config.C", "Config.C", "Config()"," Config.C", __LINE__); |
76 | ||
de78d77f | 77 | rl = AliRunLoader::Open("galice.root", |
e191bb57 | 78 | AliConfig::GetDefaultEventFolderName(), |
de78d77f | 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); | |
d551411b | 88 | |
2ab0c725 | 89 | // |
682a4a95 | 90 | // Set External decayer |
b9d0a01d | 91 | TVirtualMCDecayer *decayer = new AliDecayerPythia(); |
682a4a95 | 92 | |
93 | decayer->SetForceDecay(kAll); | |
94 | decayer->Init(); | |
95 | gMC->SetExternalDecayer(decayer); | |
682a4a95 | 96 | //======================================================================= |
6a3df6c9 | 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); | |
682a4a95 | 116 | |
117 | Float_t cut = 1.e-3; // 1MeV cut by default | |
118 | Float_t tofmax = 1.e10; | |
119 | ||
6a3df6c9 | 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 | ||
e1cd8da1 | 133 | int nParticles = 100; |
682a4a95 | 134 | if (gSystem->Getenv("CONFIG_NPARTICLES")) |
135 | { | |
de78d77f | 136 | nParticles = atoi(gSystem->Getenv("CONFIG_NPARTICLES")); |
682a4a95 | 137 | } |
de78d77f | 138 | |
88cb7938 | 139 | AliGenCocktail *gener = new AliGenCocktail(); |
e1cd8da1 | 140 | gener->SetPhiRange(0, 360); |
81bf125a | 141 | // Set pseudorapidity range from -8 to 8. |
e1cd8da1 | 142 | Float_t thmin = EtaToTheta(8); // theta min. <---> eta max |
143 | Float_t thmax = EtaToTheta(-8); // theta max. <---> eta min | |
81bf125a | 144 | gener->SetThetaRange(thmin,thmax); |
682a4a95 | 145 | gener->SetOrigin(0, 0, 0); //vertex position |
146 | gener->SetSigma(0, 0, 0); //Sigma in (X,Y,Z) (cm) on IP position | |
88cb7938 | 147 | |
148 | AliGenHIJINGpara *hijingparam = new AliGenHIJINGpara(nParticles); | |
149 | hijingparam->SetMomentumRange(0.2, 999); | |
150 | gener->AddGenerator(hijingparam,"HIJING PARAM",1); | |
151 | ||
152 | // AliGenBox *genbox = new AliGenBox(nParticles); | |
153 | // genbox->SetPart(22); | |
154 | // genbox->SetPtRange(0.3, 10.00); | |
155 | // gener->AddGenerator(genbox,"GENBOX GAMMA for PHOS",1); | |
682a4a95 | 156 | gener->Init(); |
88cb7938 | 157 | |
158 | ||
682a4a95 | 159 | // |
160 | // Activate this line if you want the vertex smearing to happen | |
161 | // track by track | |
2ab0c725 | 162 | // |
682a4a95 | 163 | //gener->SetVertexSmear(perTrack); |
35be7bcf | 164 | // Field (L3 0.4 T) |
165 | AliMagFMaps* field = new AliMagFMaps("Maps","Maps", 2, 1., 10., 1); | |
35be7bcf | 166 | gAlice->SetField(field); |
167 | ||
168 | ||
de78d77f | 169 | Int_t iABSO = 1; |
35be7bcf | 170 | Int_t iDIPO = 1; |
de78d77f | 171 | Int_t iFMD = 1; |
35be7bcf | 172 | Int_t iFRAME = 1; |
173 | Int_t iHALL = 1; | |
174 | Int_t iITS = 1; | |
175 | Int_t iMAG = 1; | |
de78d77f | 176 | Int_t iMUON = 1; |
35be7bcf | 177 | Int_t iPHOS = 1; |
178 | Int_t iPIPE = 1; | |
de78d77f | 179 | Int_t iPMD = 1; |
180 | Int_t iRICH = 1; | |
35be7bcf | 181 | Int_t iSHIL = 1; |
de78d77f | 182 | Int_t iSTART = 1; |
183 | Int_t iTOF = 1; | |
35be7bcf | 184 | Int_t iTPC = 1; |
de78d77f | 185 | Int_t iTRD = 1; |
186 | Int_t iZDC = 1; | |
187 | Int_t iEMCAL = 1; | |
35be7bcf | 188 | Int_t iCRT = 0; |
de78d77f | 189 | Int_t iVZERO = 1; |
88cb7938 | 190 | rl->CdGAFile(); |
682a4a95 | 191 | //=================== Alice BODY parameters ============================= |
192 | AliBODY *BODY = new AliBODY("BODY", "Alice envelop"); | |
2ab0c725 | 193 | |
682a4a95 | 194 | if (iMAG) |
195 | { | |
196 | //=================== MAG parameters ============================ | |
197 | // --- Start with Magnet since detector layouts may be depending --- | |
198 | // --- on the selected Magnet dimensions --- | |
199 | AliMAG *MAG = new AliMAG("MAG", "Magnet"); | |
200 | } | |
8de40c27 | 201 | |
fe4da5cc | 202 | |
682a4a95 | 203 | if (iABSO) |
204 | { | |
205 | //=================== ABSO parameters ============================ | |
206 | AliABSO *ABSO = new AliABSOv0("ABSO", "Muon Absorber"); | |
207 | } | |
fe4da5cc | 208 | |
682a4a95 | 209 | if (iDIPO) |
210 | { | |
211 | //=================== DIPO parameters ============================ | |
fe4da5cc | 212 | |
682a4a95 | 213 | AliDIPO *DIPO = new AliDIPOv2("DIPO", "Dipole version 2"); |
214 | } | |
fe4da5cc | 215 | |
682a4a95 | 216 | if (iHALL) |
217 | { | |
218 | //=================== HALL parameters ============================ | |
2ab0c725 | 219 | |
682a4a95 | 220 | AliHALL *HALL = new AliHALL("HALL", "Alice Hall"); |
221 | } | |
2ab0c725 | 222 | |
2ab0c725 | 223 | |
682a4a95 | 224 | if (iFRAME) |
225 | { | |
226 | //=================== FRAME parameters ============================ | |
2ab0c725 | 227 | |
35be7bcf | 228 | AliFRAMEv2 *FRAME = new AliFRAMEv2("FRAME", "Space Frame"); |
229 | if (geo == kHoles) { | |
230 | FRAME->SetHoles(1); | |
231 | } else { | |
232 | FRAME->SetHoles(0); | |
233 | } | |
682a4a95 | 234 | } |
fe4da5cc | 235 | |
682a4a95 | 236 | if (iSHIL) |
237 | { | |
238 | //=================== SHIL parameters ============================ | |
8dfe31df | 239 | |
35be7bcf | 240 | AliSHIL *SHIL = new AliSHILv2("SHIL", "Shielding Version 2"); |
682a4a95 | 241 | } |
fe4da5cc | 242 | |
ecd5c1f7 | 243 | |
682a4a95 | 244 | if (iPIPE) |
245 | { | |
246 | //=================== PIPE parameters ============================ | |
b422f318 | 247 | |
682a4a95 | 248 | AliPIPE *PIPE = new AliPIPEv0("PIPE", "Beam Pipe"); |
249 | } | |
d6478a5d | 250 | |
35be7bcf | 251 | if(iITS) { |
2ab0c725 | 252 | |
35be7bcf | 253 | //=================== ITS parameters ============================ |
d6478a5d | 254 | // |
255 | // As the innermost detector in ALICE, the Inner Tracking System "impacts" on | |
256 | // almost all other detectors. This involves the fact that the ITS geometry | |
257 | // still has several options to be followed in parallel in order to determine | |
258 | // the best set-up which minimizes the induced background. All the geometries | |
259 | // available to date are described in the following. Read carefully the comments | |
260 | // and use the default version (the only one uncommented) unless you are making | |
261 | // comparisons and you know what you are doing. In this case just uncomment the | |
262 | // ITS geometry you want to use and run Aliroot. | |
263 | // | |
264 | // Detailed geometries: | |
265 | // | |
266 | // | |
d6478a5d | 267 | // |
e1cd8da1 | 268 | AliITSvPPRasymmFMD *ITS = new AliITSvPPRasymmFMD("ITS","ITS PPR detailed version with asymmetric services"); |
269 | ITS->SetMinorVersion(2); // don't touch this parameter if you're not an ITS developer | |
270 | ITS->SetReadDet(kTRUE); // don't touch this parameter if you're not an ITS developer | |
271 | // ITS->SetWriteDet("$ALICE_ROOT/ITS/ITSgeometry_vPPRasymm2.det"); // don't touch this parameter if you're not an ITS developer | |
35be7bcf | 272 | ITS->SetThicknessDet1(200.); // detector thickness on layer 1 must be in the range [100,300] |
273 | ITS->SetThicknessDet2(200.); // detector thickness on layer 2 must be in the range [100,300] | |
274 | ITS->SetThicknessChip1(200.); // chip thickness on layer 1 must be in the range [150,300] | |
275 | ITS->SetThicknessChip2(200.); // chip thickness on layer 2 must be in the range [150,300] | |
e1cd8da1 | 276 | ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out |
277 | ITS->SetCoolingFluid(1); // 1 --> water ; 0 --> freon | |
278 | ||
279 | ||
d6478a5d | 280 | // |
281 | // Coarse geometries (warning: no hits are produced with these coarse geometries and they unuseful | |
282 | // for reconstruction !): | |
283 | // | |
284 | // | |
285 | //AliITSvPPRcoarseasymm *ITS = new AliITSvPPRcoarseasymm("ITS","New ITS PPR coarse version with asymmetric services"); | |
35be7bcf | 286 | //ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out |
d6478a5d | 287 | //ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon |
288 | // | |
289 | //AliITS *ITS = new AliITSvPPRcoarsesymm("ITS","New ITS PPR coarse version with symmetric services"); | |
35be7bcf | 290 | //ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out |
d6478a5d | 291 | //ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon |
292 | // | |
293 | // | |
294 | // | |
295 | // Geant3 <-> EUCLID conversion | |
296 | // ============================ | |
297 | // | |
298 | // SetEUCLID is a flag to output (=1) or not to output (=0) both geometry and | |
299 | // media to two ASCII files (called by default ITSgeometry.euc and | |
300 | // ITSgeometry.tme) in a format understandable to the CAD system EUCLID. | |
301 | // The default (=0) means that you dont want to use this facility. | |
302 | // | |
88cb7938 | 303 | ITS->SetEUCLID(0); |
35be7bcf | 304 | } |
682a4a95 | 305 | |
306 | if (iTPC) | |
307 | { | |
308 | //============================ TPC parameters ================================ | |
309 | // --- This allows the user to specify sectors for the SLOW (TPC geometry 2) | |
310 | // --- Simulator. SecAL (SecAU) <0 means that ALL lower (upper) | |
311 | // --- sectors are specified, any value other than that requires at least one | |
312 | // --- sector (lower or upper)to be specified! | |
313 | // --- Reminder: sectors 1-24 are lower sectors (1-12 -> z>0, 13-24 -> z<0) | |
314 | // --- sectors 25-72 are the upper ones (25-48 -> z>0, 49-72 -> z<0) | |
315 | // --- SecLows - number of lower sectors specified (up to 6) | |
316 | // --- SecUps - number of upper sectors specified (up to 12) | |
317 | // --- Sens - sensitive strips for the Slow Simulator !!! | |
318 | // --- This does NOT work if all S or L-sectors are specified, i.e. | |
319 | // --- if SecAL or SecAU < 0 | |
320 | // | |
321 | // | |
322 | //----------------------------------------------------------------------------- | |
323 | ||
324 | // gROOT->LoadMacro("SetTPCParam.C"); | |
325 | // AliTPCParam *param = SetTPCParam(); | |
326 | AliTPC *TPC = new AliTPCv2("TPC", "Default"); | |
327 | ||
328 | // All sectors included | |
682a4a95 | 329 | TPC->SetSecAU(-1); |
88cb7938 | 330 | TPC->SetSecAL(-1); |
682a4a95 | 331 | } |
332 | ||
35be7bcf | 333 | |
334 | if (iTOF) { | |
682a4a95 | 335 | //=================== TOF parameters ============================ |
2253ef47 | 336 | AliTOF *TOF = new AliTOFv4T0("TOF", "normal TOF"); |
682a4a95 | 337 | } |
338 | ||
35be7bcf | 339 | |
682a4a95 | 340 | if (iRICH) |
341 | { | |
342 | //=================== RICH parameters =========================== | |
b4f90c20 | 343 | AliRICH *RICH = new AliRICHv1("RICH", "normal RICH"); |
682a4a95 | 344 | |
345 | } | |
346 | ||
347 | ||
348 | if (iZDC) | |
349 | { | |
350 | //=================== ZDC parameters ============================ | |
351 | ||
2423e0d9 | 352 | AliZDC *ZDC = new AliZDCv2("ZDC", "normal ZDC"); |
682a4a95 | 353 | } |
354 | ||
682a4a95 | 355 | if (iTRD) |
356 | { | |
357 | //=================== TRD parameters ============================ | |
358 | ||
359 | AliTRD *TRD = new AliTRDv1("TRD", "TRD slow simulator"); | |
360 | ||
361 | // Select the gas mixture (0: 97% Xe + 3% isobutane, 1: 90% Xe + 10% CO2) | |
362 | TRD->SetGasMix(1); | |
35be7bcf | 363 | if (geo == kHoles) { |
364 | // With hole in front of PHOS | |
365 | TRD->SetPHOShole(); | |
366 | // With hole in front of RICH | |
367 | TRD->SetRICHhole(); | |
368 | } | |
369 | // Switch on TR | |
370 | AliTRDsim *TRDsim = TRD->CreateTR(); | |
682a4a95 | 371 | } |
372 | ||
373 | if (iFMD) | |
374 | { | |
375 | //=================== FMD parameters ============================ | |
35be7bcf | 376 | AliFMD *FMD = new AliFMDv1("FMD", "normal FMD"); |
f6d3338b | 377 | } |
682a4a95 | 378 | |
379 | if (iMUON) | |
380 | { | |
381 | //=================== MUON parameters =========================== | |
d85afa9b | 382 | // New MUONv1 version (geometry defined via builders) |
682a4a95 | 383 | AliMUON *MUON = new AliMUONv1("MUON", "default"); |
d85afa9b | 384 | ((AliMUONv1*)MUON)->SetStepManagerVersionDE(true); |
385 | MUON->SetSegmentationType(2);// default wise to old (1), new (2) | |
386 | MUON->AddGeometryBuilder(new AliMUONSt1GeometryBuilderV2(MUON)); | |
387 | MUON->AddGeometryBuilder(new AliMUONSt2GeometryBuilderV2(MUON)); | |
d13ed8f3 | 388 | MUON->AddGeometryBuilder(new AliMUONSlatGeometryBuilder(MUON)); |
389 | MUON->AddGeometryBuilder(new AliMUONTriggerGeometryBuilder(MUON)); | |
682a4a95 | 390 | } |
391 | //=================== PHOS parameters =========================== | |
392 | ||
393 | if (iPHOS) | |
394 | { | |
35be7bcf | 395 | AliPHOS *PHOS = new AliPHOSv1("PHOS", "IHEP"); |
682a4a95 | 396 | } |
397 | ||
398 | ||
399 | if (iPMD) | |
400 | { | |
401 | //=================== PMD parameters ============================ | |
682a4a95 | 402 | AliPMD *PMD = new AliPMDv1("PMD", "normal PMD"); |
35be7bcf | 403 | } |
682a4a95 | 404 | |
35be7bcf | 405 | if (iSTART) |
406 | { | |
407 | //=================== START parameters ============================ | |
408 | AliSTART *START = new AliSTARTv1("START", "START Detector"); | |
682a4a95 | 409 | } |
410 | ||
35be7bcf | 411 | if (iEMCAL) |
9757d28c | 412 | { |
413 | //=================== EMCAL parameters ============================ | |
5f86d7e6 | 414 | AliEMCAL *EMCAL = new AliEMCALv1("EMCAL", "EMCAL_55_25"); |
9757d28c | 415 | } |
416 | ||
35be7bcf | 417 | if (iCRT) |
682a4a95 | 418 | { |
35be7bcf | 419 | //=================== CRT parameters ============================ |
420 | AliCRT *CRT = new AliCRTv0("CRT", "normal ACORDE"); | |
682a4a95 | 421 | } |
422 | ||
35be7bcf | 423 | if (iVZERO) |
424 | { | |
425 | //=================== CRT parameters ============================ | |
b50ba418 | 426 | AliVZERO *VZERO = new AliVZEROv3("VZERO", "normal VZERO"); |
35be7bcf | 427 | } |
682a4a95 | 428 | |
8e86a720 | 429 | AliLog::Message(AliLog::kInfo, "End of Config", "Config.C", "Config.C", "Config()"," Config.C", __LINE__); |
de78d77f | 430 | |
682a4a95 | 431 | } |
81bf125a | 432 | |
433 | Float_t EtaToTheta(Float_t arg){ | |
434 | return (180./TMath::Pi())*2.*atan(exp(-arg)); | |
435 | } |