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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 <TPDGCode.h> | |
10 | #include <TRandom.h> | |
11 | #include <TSystem.h> | |
12 | #include <TVirtualMC.h> | |
13 | #include <TGeant3TGeo.h> | |
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/AliMagF.h" | |
21 | #include "STRUCT/AliBODY.h" | |
22 | #include "STRUCT/AliMAG.h" | |
23 | #include "STRUCT/AliABSOv3.h" | |
24 | #include "STRUCT/AliDIPOv3.h" | |
25 | #include "STRUCT/AliHALLv3.h" | |
26 | #include "STRUCT/AliFRAMEv2.h" | |
27 | #include "STRUCT/AliSHILv3.h" | |
28 | #include "STRUCT/AliPIPEv3.h" | |
29 | #include "ITS/AliITSvPPRasymmFMD.h" | |
30 | #include "TPC/AliTPCv2.h" | |
31 | #include "TOF/AliTOFv6T0.h" | |
32 | #include "HMPID/AliHMPIDv2.h" | |
33 | #include "ZDC/AliZDCv3.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 "T0/AliT0v1.h" | |
40 | #include "EMCAL/AliEMCALv2.h" | |
41 | #include "ACORDE/AliACORDEv1.h" | |
42 | #include "VZERO/AliVZEROv7.h" | |
43 | #endif | |
44 | ||
45 | Float_t EtaToTheta(Float_t arg); | |
46 | void LoadPythia(); | |
47 | ||
48 | void Config() | |
49 | { | |
50 | //AliLog::SetGlobalDebugLevel(2); | |
51 | ||
52 | // ThetaRange is (0., 180.). It was (0.28,179.72) 7/12/00 09:00 | |
53 | // Theta range given through pseudorapidity limits 22/6/2001 | |
54 | ||
55 | // Set Random Number seed | |
56 | //gRandom->SetSeed(123456); // Set 0 to use the currecnt time | |
57 | AliLog::Message(AliLog::kInfo, Form("Seed for random number generation = %d",gRandom->GetSeed()), "Config.C", "Config.C", "Config()","Config.C", __LINE__); | |
58 | ||
59 | // Load Pythia libraries | |
60 | LoadPythia(); | |
61 | ||
62 | // libraries required by geant321 | |
63 | #if defined(__CINT__) | |
64 | gSystem->Load("libgeant321"); | |
65 | #endif | |
66 | ||
67 | new TGeant3TGeo("C++ Interface to Geant3"); | |
68 | ||
69 | AliRunLoader* rl=0x0; | |
70 | ||
71 | AliLog::Message(AliLog::kInfo, "Creating Run Loader", "Config.C", "Config.C", "Config()"," Config.C", __LINE__); | |
72 | ||
73 | rl = AliRunLoader::Open("galice.root", | |
74 | AliConfig::GetDefaultEventFolderName(), | |
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(100); | |
83 | gAlice->SetRunLoader(rl); | |
84 | ||
85 | // Set the trigger configuration | |
86 | AliSimulation::Instance()->SetTriggerConfig("Pb-Pb"); | |
87 | cout<<"Trigger configuration is set to Pb-Pb"<<endl; | |
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 = 5; | |
134 | if (gSystem->Getenv("CONFIG_NPARTICLES")) | |
135 | { | |
136 | nParticles = atoi(gSystem->Getenv("CONFIG_NPARTICLES")); | |
137 | } | |
138 | ||
139 | AliGenBox *gener = new AliGenBox(nParticles); | |
140 | gener->SetMomentumRange(1.,10.); | |
141 | gener->SetPhiRange(80.0,180.0); | |
142 | gener->SetThetaRange(EtaToTheta(0.7), EtaToTheta(-0.7)); | |
143 | ||
144 | gener->SetOrigin(0,0,0); //vertex position | |
145 | gener->SetSigma(0,0,0); //Sigma in (X,Y,Z) (cm) on IP position | |
146 | gener->SetPart(kGamma); | |
147 | gener->Init(); | |
148 | ||
149 | // | |
150 | // Activate this line if you want the vertex smearing to happen | |
151 | // track by track | |
152 | // | |
153 | //gener->SetVertexSmear(perTrack); | |
154 | // Field (L3 0.5 T) | |
155 | TGeoGlobalMagField::Instance()->SetField(new AliMagF("Maps","Maps", -1., -1., AliMagF::k5kG)); | |
156 | ||
157 | Int_t iABSO = 0; | |
158 | Int_t iDIPO = 0; | |
159 | Int_t iFMD = 0; | |
160 | Int_t iFRAME = 0; | |
161 | Int_t iHALL = 0; | |
162 | Int_t iITS = 0; | |
163 | Int_t iMAG = 0; | |
164 | Int_t iMUON = 0; | |
165 | Int_t iPHOS = 0; | |
166 | Int_t iPIPE = 0; | |
167 | Int_t iPMD = 0; | |
168 | Int_t iHMPID = 0; | |
169 | Int_t iSHIL = 0; | |
170 | Int_t iT0 = 0; | |
171 | Int_t iTOF = 0; | |
172 | Int_t iTPC = 0; | |
173 | Int_t iTRD = 0; | |
174 | Int_t iZDC = 0; | |
175 | Int_t iEMCAL = 1; | |
176 | Int_t iACORDE = 0; | |
177 | Int_t iVZERO = 0; | |
178 | rl->CdGAFile(); | |
179 | //=================== Alice BODY parameters ============================= | |
180 | AliBODY *BODY = new AliBODY("BODY", "Alice envelop"); | |
181 | ||
182 | if (iMAG) | |
183 | { | |
184 | //=================== MAG parameters ============================ | |
185 | // --- Start with Magnet since detector layouts may be depending --- | |
186 | // --- on the selected Magnet dimensions --- | |
187 | AliMAG *MAG = new AliMAG("MAG", "Magnet"); | |
188 | } | |
189 | ||
190 | ||
191 | if (iABSO) | |
192 | { | |
193 | //=================== ABSO parameters ============================ | |
194 | AliABSO *ABSO = new AliABSOv3("ABSO", "Muon Absorber"); | |
195 | } | |
196 | ||
197 | if (iDIPO) | |
198 | { | |
199 | //=================== DIPO parameters ============================ | |
200 | ||
201 | AliDIPO *DIPO = new AliDIPOv3("DIPO", "Dipole version 3"); | |
202 | } | |
203 | ||
204 | if (iHALL) | |
205 | { | |
206 | //=================== HALL parameters ============================ | |
207 | ||
208 | AliHALL *HALL = new AliHALLv3("HALL", "Alice Hall"); | |
209 | } | |
210 | ||
211 | ||
212 | if (iFRAME) | |
213 | { | |
214 | //=================== FRAME parameters ============================ | |
215 | ||
216 | AliFRAMEv2 *FRAME = new AliFRAMEv2("FRAME", "Space Frame"); | |
217 | } | |
218 | ||
219 | if (iSHIL) | |
220 | { | |
221 | //=================== SHIL parameters ============================ | |
222 | ||
223 | AliSHIL *SHIL = new AliSHILv3("SHIL", "Shielding Version 3"); | |
224 | } | |
225 | ||
226 | ||
227 | if (iPIPE) | |
228 | { | |
229 | //=================== PIPE parameters ============================ | |
230 | ||
231 | AliPIPE *PIPE = new AliPIPEv3("PIPE", "Beam Pipe"); | |
232 | } | |
233 | ||
234 | if(iITS) { | |
235 | ||
236 | //=================== ITS parameters ============================ | |
237 | ||
238 | AliITSvPPRasymmFMD *ITS = new AliITSvPPRasymmFMD("ITS","ITS PPR detailed version with asymmetric services"); | |
239 | } | |
240 | ||
241 | if (iTPC) | |
242 | { | |
243 | //============================ TPC parameters =================== | |
244 | AliTPC *TPC = new AliTPCv2("TPC", "Default"); | |
245 | } | |
246 | ||
247 | ||
248 | if (iTOF) { | |
249 | //=================== TOF parameters ============================ | |
250 | AliTOF *TOF = new AliTOFv6T0("TOF", "normal TOF"); | |
251 | } | |
252 | ||
253 | ||
254 | if (iHMPID) | |
255 | { | |
256 | //=================== HMPID parameters =========================== | |
257 | AliHMPID *HMPID = new AliHMPIDv2("HMPID", "normal HMPID"); | |
258 | ||
259 | } | |
260 | ||
261 | ||
262 | if (iZDC) | |
263 | { | |
264 | //=================== ZDC parameters ============================ | |
265 | ||
266 | AliZDC *ZDC = new AliZDCv3("ZDC", "normal ZDC"); | |
267 | } | |
268 | ||
269 | if (iTRD) | |
270 | { | |
271 | //=================== TRD parameters ============================ | |
272 | ||
273 | AliTRD *TRD = new AliTRDv1("TRD", "TRD slow simulator"); | |
274 | } | |
275 | ||
276 | if (iFMD) | |
277 | { | |
278 | //=================== FMD parameters ============================ | |
279 | AliFMD *FMD = new AliFMDv1("FMD", "normal FMD"); | |
280 | } | |
281 | ||
282 | if (iMUON) | |
283 | { | |
284 | //=================== MUON parameters =========================== | |
285 | // New MUONv1 version (geometry defined via builders) | |
286 | AliMUON *MUON = new AliMUONv1("MUON", "default"); | |
287 | } | |
288 | //=================== PHOS parameters =========================== | |
289 | ||
290 | if (iPHOS) | |
291 | { | |
292 | AliPHOS *PHOS = new AliPHOSv1("PHOS", "IHEP"); | |
293 | } | |
294 | ||
295 | ||
296 | if (iPMD) | |
297 | { | |
298 | //=================== PMD parameters ============================ | |
299 | AliPMD *PMD = new AliPMDv1("PMD", "normal PMD"); | |
300 | } | |
301 | ||
302 | if (iT0) | |
303 | { | |
304 | //=================== T0 parameters ============================ | |
305 | AliT0 *T0 = new AliT0v1("T0", "T0 Detector"); | |
306 | } | |
307 | ||
308 | if (iEMCAL) | |
309 | { | |
310 | //=================== EMCAL parameters ============================ | |
311 | AliEMCAL *EMCAL = new AliEMCALv2("EMCAL", "EMCAL_FIRSTYEARV1"); | |
312 | //AliEMCAL *EMCAL = new AliEMCALv2("EMCAL", "EMCAL_COMPLETEV1 pbTh=0.144 scTh=0.176"); | |
313 | } | |
314 | ||
315 | if (iACORDE) | |
316 | { | |
317 | //=================== ACORDE parameters ============================ | |
318 | AliACORDE *ACORDE = new AliACORDEv1("ACORDE", "normal ACORDE"); | |
319 | } | |
320 | ||
321 | if (iVZERO) | |
322 | { | |
323 | //=================== ACORDE parameters ============================ | |
324 | AliVZERO *VZERO = new AliVZEROv7("VZERO", "normal VZERO"); | |
325 | } | |
326 | ||
327 | AliLog::Message(AliLog::kInfo, "End of Config", "Config.C", "Config.C", "Config()"," Config.C", __LINE__); | |
328 | ||
329 | } | |
330 | ||
331 | Float_t EtaToTheta(Float_t arg){ | |
332 | return (180./TMath::Pi())*2.*atan(exp(-arg)); | |
333 | } | |
334 | ||
335 | void LoadPythia() | |
336 | { | |
337 | // Load Pythia related libraries | |
338 | gSystem->Load("liblhapdf.so"); // Parton density functions | |
339 | gSystem->Load("libEGPythia6.so"); // TGenerator interface | |
340 | gSystem->Load("libpythia6.so"); // Pythia | |
341 | gSystem->Load("libAliPythia6.so"); // ALICE specific | |
342 | // implementations | |
343 | } |