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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> | |
9bb2665f | 9 | #include <TPDGCode.h> |
de78d77f | 10 | #include <TRandom.h> |
11 | #include <TSystem.h> | |
12 | #include <TVirtualMC.h> | |
87d24ab1 | 13 | #include <TGeant3TGeo.h> |
de78d77f | 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" | |
96fb3353 | 23 | #include "STRUCT/AliABSOv3.h" |
24 | #include "STRUCT/AliDIPOv3.h" | |
25 | #include "STRUCT/AliHALLv3.h" | |
de78d77f | 26 | #include "STRUCT/AliFRAMEv2.h" |
96fb3353 | 27 | #include "STRUCT/AliSHILv3.h" |
28 | #include "STRUCT/AliPIPEv3.h" | |
99887042 | 29 | #include "ITS/AliITSv11Hybrid.h" |
de78d77f | 30 | #include "TPC/AliTPCv2.h" |
0d7ef405 | 31 | #include "TOF/AliTOFv6T0.h" |
99887042 | 32 | #include "HMPID/AliHMPIDv3.h" |
9d07603a | 33 | #include "ZDC/AliZDCv3.h" |
de78d77f | 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" | |
ababa197 | 39 | #include "T0/AliT0v1.h" |
4920e63e | 40 | #include "EMCAL/AliEMCALv2.h" |
b384f8a4 | 41 | #include "ACORDE/AliACORDEv0.h" |
4a2f6442 | 42 | #include "VZERO/AliVZEROv7.h" |
de78d77f | 43 | #endif |
44 | ||
45 | Float_t EtaToTheta(Float_t arg); | |
ee621efa | 46 | void LoadPythia(); |
47 | ||
b84cbedc | 48 | |
fe4da5cc | 49 | void Config() |
50 | { | |
682a4a95 | 51 | // ThetaRange is (0., 180.). It was (0.28,179.72) 7/12/00 09:00 |
81bf125a | 52 | // Theta range given through pseudorapidity limits 22/6/2001 |
682a4a95 | 53 | |
54 | // Set Random Number seed | |
e25fa9fb | 55 | //gRandom->SetSeed(123456); // Set 0 to use the current time |
56 | ||
b6cfd626 | 57 | AliLog::Message(AliLog::kInfo, Form("Seed for random number generation = %d",gRandom->GetSeed()), "Config.C", "Config.C", "Config()","Config.C", __LINE__); |
682a4a95 | 58 | |
ee621efa | 59 | // Load Pythia libraries |
60 | LoadPythia(); | |
61 | // Libraries required by geant321 | |
de78d77f | 62 | #if defined(__CINT__) |
b9d0a01d | 63 | gSystem->Load("libgeant321"); |
de78d77f | 64 | #endif |
b9d0a01d | 65 | |
b0470150 | 66 | new TGeant3TGeo("C++ Interface to Geant3"); |
682a4a95 | 67 | |
de78d77f | 68 | AliRunLoader* rl=0x0; |
69 | ||
8e86a720 | 70 | AliLog::Message(AliLog::kInfo, "Creating Run Loader", "Config.C", "Config.C", "Config()"," Config.C", __LINE__); |
71 | ||
de78d77f | 72 | rl = AliRunLoader::Open("galice.root", |
e191bb57 | 73 | AliConfig::GetDefaultEventFolderName(), |
de78d77f | 74 | "recreate"); |
75 | if (rl == 0x0) | |
76 | { | |
77 | gAlice->Fatal("Config.C","Can not instatiate the Run Loader"); | |
78 | return; | |
79 | } | |
80 | rl->SetCompressionLevel(2); | |
81 | rl->SetNumberOfEventsPerFile(3); | |
82 | gAlice->SetRunLoader(rl); | |
e25fa9fb | 83 | |
ced249e6 | 84 | // gAlice->SetGeometryFromFile("geometry.root"); |
e25fa9fb | 85 | |
86 | // Uncomment if you want to load geometry from OCDB! >>>> | |
87 | /* | |
88 | if(!AliCDBManager::Instance()->IsDefaultStorageSet()){ | |
89 | cout << "#####################################################" << endl; | |
90 | cout << "# #" << endl; | |
91 | cout << "# WARNING: CDB DEFAULT STORAGE NOT SET !!! #" << endl; | |
92 | cout << "# SETTING IT TO local://$ALICE_ROOT !!! #" << endl; | |
93 | cout << "# #" << endl; | |
94 | cout << "#####################################################" << endl; | |
95 | ||
96 | AliCDBManager::Instance()->SetDefaultStorage("local://$ALICE_ROOT"); | |
97 | } | |
98 | ||
99 | if(AliCDBManager::Instance()->GetRun() < 0){ | |
100 | cout << "#####################################################" << endl; | |
101 | cout << "# #" << endl; | |
102 | cout << "# WARNING: RUN NUMBER NOT SET !!! #" << endl; | |
103 | cout << "# SETTING IT TO 0 !!! #" << endl; | |
104 | cout << "# #" << endl; | |
105 | cout << "#####################################################" << endl; | |
106 | ||
107 | AliCDBManager::Instance()->SetRun(0); | |
108 | } | |
109 | gAlice->SetGeometryFromCDB(); | |
110 | */ | |
111 | // Uncomment if you want to load geometry from OCDB! <<<< | |
d551411b | 112 | |
96fd77c2 | 113 | // Set the trigger configuration |
933328a7 | 114 | gAlice->SetTriggerDescriptor("Pb-Pb"); |
115 | cout<<"Trigger configuration is set to Pb-Pb"<<endl; | |
96fd77c2 | 116 | |
2ab0c725 | 117 | // |
682a4a95 | 118 | // Set External decayer |
b9d0a01d | 119 | TVirtualMCDecayer *decayer = new AliDecayerPythia(); |
682a4a95 | 120 | |
121 | decayer->SetForceDecay(kAll); | |
122 | decayer->Init(); | |
123 | gMC->SetExternalDecayer(decayer); | |
682a4a95 | 124 | //======================================================================= |
6a3df6c9 | 125 | // ************* STEERING parameters FOR ALICE SIMULATION ************** |
126 | // --- Specify event type to be tracked through the ALICE setup | |
127 | // --- All positions are in cm, angles in degrees, and P and E in GeV | |
128 | ||
129 | ||
130 | gMC->SetProcess("DCAY",1); | |
131 | gMC->SetProcess("PAIR",1); | |
132 | gMC->SetProcess("COMP",1); | |
133 | gMC->SetProcess("PHOT",1); | |
134 | gMC->SetProcess("PFIS",0); | |
135 | gMC->SetProcess("DRAY",0); | |
136 | gMC->SetProcess("ANNI",1); | |
137 | gMC->SetProcess("BREM",1); | |
138 | gMC->SetProcess("MUNU",1); | |
139 | gMC->SetProcess("CKOV",1); | |
140 | gMC->SetProcess("HADR",1); | |
141 | gMC->SetProcess("LOSS",2); | |
142 | gMC->SetProcess("MULS",1); | |
143 | gMC->SetProcess("RAYL",1); | |
682a4a95 | 144 | |
145 | Float_t cut = 1.e-3; // 1MeV cut by default | |
146 | Float_t tofmax = 1.e10; | |
147 | ||
6a3df6c9 | 148 | gMC->SetCut("CUTGAM", cut); |
149 | gMC->SetCut("CUTELE", cut); | |
150 | gMC->SetCut("CUTNEU", cut); | |
151 | gMC->SetCut("CUTHAD", cut); | |
152 | gMC->SetCut("CUTMUO", cut); | |
153 | gMC->SetCut("BCUTE", cut); | |
154 | gMC->SetCut("BCUTM", cut); | |
155 | gMC->SetCut("DCUTE", cut); | |
156 | gMC->SetCut("DCUTM", cut); | |
157 | gMC->SetCut("PPCUTM", cut); | |
158 | gMC->SetCut("TOFMAX", tofmax); | |
159 | ||
160 | ||
e1cd8da1 | 161 | int nParticles = 100; |
682a4a95 | 162 | if (gSystem->Getenv("CONFIG_NPARTICLES")) |
163 | { | |
de78d77f | 164 | nParticles = atoi(gSystem->Getenv("CONFIG_NPARTICLES")); |
682a4a95 | 165 | } |
de78d77f | 166 | |
88cb7938 | 167 | AliGenCocktail *gener = new AliGenCocktail(); |
e1cd8da1 | 168 | gener->SetPhiRange(0, 360); |
81bf125a | 169 | // Set pseudorapidity range from -8 to 8. |
e1cd8da1 | 170 | Float_t thmin = EtaToTheta(8); // theta min. <---> eta max |
171 | Float_t thmax = EtaToTheta(-8); // theta max. <---> eta min | |
81bf125a | 172 | gener->SetThetaRange(thmin,thmax); |
682a4a95 | 173 | gener->SetOrigin(0, 0, 0); //vertex position |
174 | gener->SetSigma(0, 0, 0); //Sigma in (X,Y,Z) (cm) on IP position | |
88cb7938 | 175 | |
176 | AliGenHIJINGpara *hijingparam = new AliGenHIJINGpara(nParticles); | |
177 | hijingparam->SetMomentumRange(0.2, 999); | |
178 | gener->AddGenerator(hijingparam,"HIJING PARAM",1); | |
179 | ||
180 | // AliGenBox *genbox = new AliGenBox(nParticles); | |
9bb2665f | 181 | // genbox->SetPart(kGamma); |
88cb7938 | 182 | // genbox->SetPtRange(0.3, 10.00); |
183 | // gener->AddGenerator(genbox,"GENBOX GAMMA for PHOS",1); | |
682a4a95 | 184 | gener->Init(); |
88cb7938 | 185 | |
186 | ||
682a4a95 | 187 | // |
188 | // Activate this line if you want the vertex smearing to happen | |
189 | // track by track | |
2ab0c725 | 190 | // |
682a4a95 | 191 | //gener->SetVertexSmear(perTrack); |
35be7bcf | 192 | // Field (L3 0.4 T) |
193 | AliMagFMaps* field = new AliMagFMaps("Maps","Maps", 2, 1., 10., 1); | |
35be7bcf | 194 | gAlice->SetField(field); |
195 | ||
196 | ||
de78d77f | 197 | Int_t iABSO = 1; |
35be7bcf | 198 | Int_t iDIPO = 1; |
de78d77f | 199 | Int_t iFMD = 1; |
35be7bcf | 200 | Int_t iFRAME = 1; |
201 | Int_t iHALL = 1; | |
202 | Int_t iITS = 1; | |
203 | Int_t iMAG = 1; | |
de78d77f | 204 | Int_t iMUON = 1; |
35be7bcf | 205 | Int_t iPHOS = 1; |
206 | Int_t iPIPE = 1; | |
de78d77f | 207 | Int_t iPMD = 1; |
de1857bb | 208 | Int_t iHMPID = 1; |
35be7bcf | 209 | Int_t iSHIL = 1; |
ababa197 | 210 | Int_t iT0 = 1; |
de78d77f | 211 | Int_t iTOF = 1; |
35be7bcf | 212 | Int_t iTPC = 1; |
de78d77f | 213 | Int_t iTRD = 1; |
214 | Int_t iZDC = 1; | |
215 | Int_t iEMCAL = 1; | |
b384f8a4 | 216 | Int_t iACORDE = 0; |
de78d77f | 217 | Int_t iVZERO = 1; |
88cb7938 | 218 | rl->CdGAFile(); |
682a4a95 | 219 | //=================== Alice BODY parameters ============================= |
220 | AliBODY *BODY = new AliBODY("BODY", "Alice envelop"); | |
2ab0c725 | 221 | |
682a4a95 | 222 | if (iMAG) |
223 | { | |
224 | //=================== MAG parameters ============================ | |
225 | // --- Start with Magnet since detector layouts may be depending --- | |
226 | // --- on the selected Magnet dimensions --- | |
227 | AliMAG *MAG = new AliMAG("MAG", "Magnet"); | |
228 | } | |
8de40c27 | 229 | |
fe4da5cc | 230 | |
682a4a95 | 231 | if (iABSO) |
232 | { | |
233 | //=================== ABSO parameters ============================ | |
96fb3353 | 234 | AliABSO *ABSO = new AliABSOv3("ABSO", "Muon Absorber"); |
682a4a95 | 235 | } |
fe4da5cc | 236 | |
682a4a95 | 237 | if (iDIPO) |
238 | { | |
239 | //=================== DIPO parameters ============================ | |
fe4da5cc | 240 | |
96fb3353 | 241 | AliDIPO *DIPO = new AliDIPOv3("DIPO", "Dipole version 3"); |
682a4a95 | 242 | } |
fe4da5cc | 243 | |
682a4a95 | 244 | if (iHALL) |
245 | { | |
246 | //=================== HALL parameters ============================ | |
2ab0c725 | 247 | |
96fb3353 | 248 | AliHALL *HALL = new AliHALLv3("HALL", "Alice Hall"); |
682a4a95 | 249 | } |
2ab0c725 | 250 | |
2ab0c725 | 251 | |
682a4a95 | 252 | if (iFRAME) |
253 | { | |
254 | //=================== FRAME parameters ============================ | |
2ab0c725 | 255 | |
35be7bcf | 256 | AliFRAMEv2 *FRAME = new AliFRAMEv2("FRAME", "Space Frame"); |
bab433b3 | 257 | FRAME->SetHoles(1); |
682a4a95 | 258 | } |
fe4da5cc | 259 | |
682a4a95 | 260 | if (iSHIL) |
261 | { | |
262 | //=================== SHIL parameters ============================ | |
8dfe31df | 263 | |
96fb3353 | 264 | AliSHIL *SHIL = new AliSHILv3("SHIL", "Shielding Version 3"); |
682a4a95 | 265 | } |
fe4da5cc | 266 | |
ecd5c1f7 | 267 | |
682a4a95 | 268 | if (iPIPE) |
269 | { | |
270 | //=================== PIPE parameters ============================ | |
b422f318 | 271 | |
96fb3353 | 272 | AliPIPE *PIPE = new AliPIPEv3("PIPE", "Beam Pipe"); |
682a4a95 | 273 | } |
d6478a5d | 274 | |
e89fa83b | 275 | if (iITS) |
276 | { | |
277 | //=================== ITS parameters ============================ | |
2ab0c725 | 278 | |
99887042 | 279 | AliITS *ITS = new AliITSv11Hybrid("ITS","ITS v11Hybrid"); |
35be7bcf | 280 | } |
682a4a95 | 281 | |
282 | if (iTPC) | |
283 | { | |
26ca4b4a | 284 | //============================ TPC parameters =================== |
682a4a95 | 285 | AliTPC *TPC = new AliTPCv2("TPC", "Default"); |
682a4a95 | 286 | } |
287 | ||
35be7bcf | 288 | |
289 | if (iTOF) { | |
682a4a95 | 290 | //=================== TOF parameters ============================ |
0d7ef405 | 291 | AliTOF *TOF = new AliTOFv6T0("TOF", "normal TOF"); |
682a4a95 | 292 | } |
293 | ||
35be7bcf | 294 | |
de1857bb | 295 | if (iHMPID) |
682a4a95 | 296 | { |
de1857bb | 297 | //=================== HMPID parameters =========================== |
99887042 | 298 | AliHMPID *HMPID = new AliHMPIDv3("HMPID", "normal HMPID"); |
682a4a95 | 299 | |
300 | } | |
301 | ||
302 | ||
303 | if (iZDC) | |
304 | { | |
305 | //=================== ZDC parameters ============================ | |
306 | ||
9d07603a | 307 | AliZDC *ZDC = new AliZDCv3("ZDC", "normal ZDC"); |
682a4a95 | 308 | } |
309 | ||
682a4a95 | 310 | if (iTRD) |
311 | { | |
312 | //=================== TRD parameters ============================ | |
313 | ||
314 | AliTRD *TRD = new AliTRDv1("TRD", "TRD slow simulator"); | |
682a4a95 | 315 | } |
316 | ||
317 | if (iFMD) | |
318 | { | |
319 | //=================== FMD parameters ============================ | |
35be7bcf | 320 | AliFMD *FMD = new AliFMDv1("FMD", "normal FMD"); |
f6d3338b | 321 | } |
682a4a95 | 322 | |
323 | if (iMUON) | |
324 | { | |
325 | //=================== MUON parameters =========================== | |
d85afa9b | 326 | // New MUONv1 version (geometry defined via builders) |
682a4a95 | 327 | AliMUON *MUON = new AliMUONv1("MUON", "default"); |
328 | } | |
329 | //=================== PHOS parameters =========================== | |
330 | ||
331 | if (iPHOS) | |
332 | { | |
35be7bcf | 333 | AliPHOS *PHOS = new AliPHOSv1("PHOS", "IHEP"); |
682a4a95 | 334 | } |
335 | ||
336 | ||
337 | if (iPMD) | |
338 | { | |
339 | //=================== PMD parameters ============================ | |
682a4a95 | 340 | AliPMD *PMD = new AliPMDv1("PMD", "normal PMD"); |
35be7bcf | 341 | } |
682a4a95 | 342 | |
ababa197 | 343 | if (iT0) |
35be7bcf | 344 | { |
ababa197 | 345 | //=================== T0 parameters ============================ |
346 | AliT0 *T0 = new AliT0v1("T0", "T0 Detector"); | |
682a4a95 | 347 | } |
348 | ||
35be7bcf | 349 | if (iEMCAL) |
9757d28c | 350 | { |
351 | //=================== EMCAL parameters ============================ | |
8224b11d | 352 | AliEMCAL *EMCAL = new AliEMCALv2("EMCAL", "EMCAL_COMPLETE"); |
9757d28c | 353 | } |
354 | ||
b384f8a4 | 355 | if (iACORDE) |
682a4a95 | 356 | { |
b384f8a4 | 357 | //=================== ACORDE parameters ============================ |
358 | AliACORDE *ACORDE = new AliACORDEv0("ACORDE", "normal ACORDE"); | |
682a4a95 | 359 | } |
360 | ||
35be7bcf | 361 | if (iVZERO) |
362 | { | |
b384f8a4 | 363 | //=================== ACORDE parameters ============================ |
4a2f6442 | 364 | AliVZERO *VZERO = new AliVZEROv7("VZERO", "normal VZERO"); |
35be7bcf | 365 | } |
682a4a95 | 366 | |
8e86a720 | 367 | AliLog::Message(AliLog::kInfo, "End of Config", "Config.C", "Config.C", "Config()"," Config.C", __LINE__); |
de78d77f | 368 | |
682a4a95 | 369 | } |
81bf125a | 370 | |
371 | Float_t EtaToTheta(Float_t arg){ | |
372 | return (180./TMath::Pi())*2.*atan(exp(-arg)); | |
373 | } | |
ee621efa | 374 | |
375 | ||
376 | void LoadPythia() | |
377 | { | |
378 | // Load Pythia related libraries | |
379 | gSystem->Load("liblhapdf.so"); // Parton density functions | |
380 | gSystem->Load("libEGPythia6.so"); // TGenerator interface | |
381 | gSystem->Load("libpythia6.so"); // Pythia | |
382 | gSystem->Load("libAliPythia6.so"); // ALICE specific implementations | |
383 | } |