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de78d77f | 1 | #if !defined(__CINT__) || defined(__MAKECINT__) |
2 | #include <Riostream.h> | |
3 | #include <TRandom.h> | |
4 | #include <TDatime.h> | |
5 | #include <TSystem.h> | |
6 | #include <TVirtualMC.h> | |
7 | #include <TGeant3.h> | |
8 | #include "STEER/AliRunLoader.h" | |
9 | #include "STEER/AliRun.h" | |
10 | #include "STEER/AliConfig.h" | |
11 | #include "PYTHIA6/AliDecayerPythia.h" | |
12 | #include "PYTHIA6/AliGenPythia.h" | |
13 | #include "STEER/AliMagFCM.h" | |
14 | #include "STRUCT/AliBODY.h" | |
15 | #include "STRUCT/AliMAG.h" | |
16 | #include "STRUCT/AliABSOv0.h" | |
17 | #include "STRUCT/AliDIPOv2.h" | |
18 | #include "STRUCT/AliHALL.h" | |
19 | #include "STRUCT/AliFRAMEv2.h" | |
20 | #include "STRUCT/AliSHILv2.h" | |
21 | #include "STRUCT/AliPIPEv0.h" | |
22 | #include "ITS/AliITSvPPRasymm.h" | |
23 | #include "TPC/AliTPCv2.h" | |
50655693 | 24 | #include "TOF/AliTOFv5T0.h" |
de78d77f | 25 | #include "RICH/AliRICHv1.h" |
26 | #include "ZDC/AliZDCv1.h" | |
27 | #include "TRD/AliTRDv1.h" | |
28 | #include "FMD/AliFMDv0.h" | |
29 | #include "MUON/AliMUONv1.h" | |
30 | #include "PHOS/AliPHOSv1.h" | |
31 | #include "PMD/AliPMDv1.h" | |
32 | #include "START/AliSTARTv1.h" | |
33 | #include "CRT/AliCRTv1.h" | |
34 | #endif | |
35 | ||
f2afc421 | 36 | void Config() |
37 | { | |
38 | ||
39 | // | |
40 | // Set Random Number seed | |
41 | TDatime dt; | |
42 | UInt_t curtime=dt.Get(); | |
43 | UInt_t procid=gSystem->GetPid(); | |
44 | UInt_t seed=curtime-procid; | |
45 | ||
de78d77f | 46 | // gRandom->SetSeed(seed); |
47 | gRandom->SetSeed(12345); | |
f2afc421 | 48 | cerr<<"Seed for random number generation= "<<seed<<endl; |
49 | ||
de78d77f | 50 | // libraries required by geant321 |
51 | #if defined(__CINT__) | |
52 | gSystem->Load("libgeant321"); | |
53 | #endif | |
54 | ||
b0470150 | 55 | new TGeant3TGeo("C++ Interface to Geant3"); |
f2afc421 | 56 | |
57 | //======================================================================= | |
58 | // Create the output file | |
59 | ||
de78d77f | 60 | AliRunLoader* rl=0x0; |
61 | ||
62 | cout<<"Config.C: Creating Run Loader ..."<<endl; | |
63 | rl = AliRunLoader::Open("galice.root", | |
f5a857b2 | 64 | AliConfig::GetDefaultEventFolderName(), |
de78d77f | 65 | "recreate"); |
66 | if (rl == 0x0) | |
67 | { | |
68 | gAlice->Fatal("Config.C","Can not instatiate the Run Loader"); | |
69 | return; | |
70 | } | |
71 | rl->SetCompressionLevel(2); | |
72 | rl->SetNumberOfEventsPerFile(3); | |
73 | gAlice->SetRunLoader(rl); | |
74 | ||
6521ae06 | 75 | // Set the trigger configuration |
76 | gAlice->SetTriggerDescriptor("Pb-Pb"); | |
77 | cout<<"Trigger configuration is set to Pb-Pb"<<endl; | |
78 | ||
79 | // | |
f2afc421 | 80 | // Set External decayer |
81 | AliDecayer* decayer = new AliDecayerPythia(); | |
82 | decayer->SetForceDecay(kAll); | |
83 | decayer->Init(); | |
84 | gMC->SetExternalDecayer(decayer); | |
85 | ||
f2afc421 | 86 | |
f2afc421 | 87 | // |
88 | //======================================================================= | |
89 | // ************* STEERING parameters FOR ALICE SIMULATION ************** | |
90 | // --- Specify event type to be tracked through the ALICE setup | |
91 | // --- All positions are in cm, angles in degrees, and P and E in GeV | |
6a3df6c9 | 92 | |
93 | ||
de78d77f | 94 | gMC->SetProcess("DCAY",1); |
95 | gMC->SetProcess("PAIR",1); | |
96 | gMC->SetProcess("COMP",1); | |
97 | gMC->SetProcess("PHOT",1); | |
98 | gMC->SetProcess("PFIS",0); | |
99 | gMC->SetProcess("DRAY",0); | |
100 | gMC->SetProcess("ANNI",1); | |
101 | gMC->SetProcess("BREM",1); | |
102 | gMC->SetProcess("MUNU",1); | |
103 | gMC->SetProcess("CKOV",1); | |
104 | gMC->SetProcess("HADR",1); | |
105 | gMC->SetProcess("LOSS",2); | |
106 | gMC->SetProcess("MULS",1); | |
107 | gMC->SetProcess("RAYL",1); | |
108 | ||
109 | Float_t cut = 1.e-3; // 1MeV cut by default | |
110 | Float_t tofmax = 1.e10; | |
111 | ||
112 | gMC->SetCut("CUTGAM", cut); | |
113 | gMC->SetCut("CUTELE", cut); | |
114 | gMC->SetCut("CUTNEU", cut); | |
115 | gMC->SetCut("CUTHAD", cut); | |
116 | gMC->SetCut("CUTMUO", cut); | |
117 | gMC->SetCut("BCUTE", cut); | |
118 | gMC->SetCut("BCUTM", cut); | |
119 | gMC->SetCut("DCUTE", cut); | |
120 | gMC->SetCut("DCUTM", cut); | |
121 | gMC->SetCut("PPCUTM", cut); | |
122 | gMC->SetCut("TOFMAX", tofmax); | |
123 | ||
6a3df6c9 | 124 | |
f2afc421 | 125 | // AliGenPythia *gener = new AliGenPythia(ntracks); |
126 | AliGenPythia *gener = new AliGenPythia(-1); | |
127 | ||
128 | gener->SetMomentumRange(0,999); | |
b86fedbb | 129 | gener->SetPhiRange(0., 360.); |
f2afc421 | 130 | gener->SetThetaRange(0,180); |
131 | gener->SetYRange(-999,999); | |
132 | //gener->SetPtRange(0,100); | |
133 | gener->SetOrigin(0,0,0); // vertex position | |
134 | //gener->SetVertexSmear(kPerEvent); | |
135 | gener->SetSigma(0,0,5.3); // Sigma in (X,Y,Z) (cm) on IP position | |
136 | gener->SetTrackingFlag(0); | |
137 | // gener->SetForceDecay(kHadronicD); | |
138 | ||
139 | // | |
140 | // The following settings select the Pythia parameters tuned to agree | |
141 | // with charm NLO calculation for Pb-Pb @ 5.5 TeV with MNR code. | |
142 | // | |
de78d77f | 143 | gener->SetProcess(kPyCharmPbPbMNR); |
402c423c | 144 | gener->SetStrucFunc(kCTEQ4L); |
f2afc421 | 145 | gener->SetPtHard(2.1,-1.0); |
146 | gener->SetEnergyCMS(5500.); | |
147 | gener->SetNuclei(208,208); // Pb-Pb collisions | |
148 | ||
149 | gener->Init(); | |
150 | // | |
151 | // Activate this line if you want the vertex smearing to happen | |
152 | // track by track | |
153 | // | |
154 | //gener->SetVertexSmear(perTrack); | |
155 | ||
156 | // Field (L3 0.4 T) | |
157 | AliMagFCM* field = new AliMagFCM( | |
de78d77f | 158 | "Map2","$(ALICE_ROOT)/data/field01.dat", 2, 1., 10.); |
f2afc421 | 159 | field->SetSolenoidField(4.); |
160 | gAlice->SetField(field); | |
161 | ||
162 | Int_t iABSO=0; | |
b9d0a01d | 163 | Int_t iCRT=0; |
f2afc421 | 164 | Int_t iDIPO=0; |
165 | Int_t iFMD=0; | |
166 | Int_t iFRAME=0; | |
167 | Int_t iHALL=0; | |
168 | Int_t iITS=0; | |
169 | Int_t iMAG=0; | |
170 | Int_t iMUON=0; | |
171 | Int_t iPHOS=0; | |
172 | Int_t iPIPE=0; | |
173 | Int_t iPMD=0; | |
174 | Int_t iRICH=0; | |
175 | Int_t iSHIL=0; | |
176 | Int_t iSTART=0; | |
177 | Int_t iTOF=0; | |
178 | Int_t iTPC=0; | |
179 | Int_t iTRD=0; | |
180 | Int_t iZDC=0; | |
181 | ||
182 | //=================== Alice BODY parameters ============================= | |
183 | AliBODY *BODY = new AliBODY("BODY","Alice envelop"); | |
184 | ||
185 | if(iMAG) { | |
186 | //=================== MAG parameters ============================ | |
187 | // --- Start with Magnet since detector layouts may be depending --- | |
188 | // --- on the selected Magnet dimensions --- | |
189 | AliMAG *MAG = new AliMAG("MAG","Magnet"); | |
190 | } | |
191 | ||
192 | ||
193 | if(iABSO) { | |
194 | //=================== ABSO parameters ============================ | |
195 | AliABSO *ABSO = new AliABSOv0("ABSO","Muon Absorber"); | |
196 | } | |
197 | ||
198 | if(iDIPO) { | |
199 | //=================== DIPO parameters ============================ | |
200 | ||
201 | AliDIPO *DIPO = new AliDIPOv2("DIPO","Dipole version 2"); | |
202 | } | |
203 | ||
204 | if(iHALL) { | |
205 | //=================== HALL parameters ============================ | |
206 | ||
207 | AliHALL *HALL = new AliHALL("HALL","Alice Hall"); | |
208 | } | |
209 | ||
210 | ||
211 | if(iFRAME) { | |
212 | //=================== FRAME parameters ============================ | |
213 | ||
214 | AliFRAME *FRAME = new AliFRAMEv2("FRAME","Space Frame"); | |
215 | ||
216 | } | |
217 | ||
218 | if(iSHIL) { | |
219 | //=================== SHIL parameters ============================ | |
220 | ||
e0559846 | 221 | AliSHIL *SHIL = new AliSHILv2("SHIL","Shielding"); |
f2afc421 | 222 | } |
223 | ||
224 | ||
225 | if(iPIPE) { | |
226 | //=================== PIPE parameters ============================ | |
227 | ||
228 | AliPIPE *PIPE = new AliPIPEv0("PIPE","Beam Pipe"); | |
229 | } | |
230 | ||
231 | ||
232 | if(iITS) { | |
233 | ||
234 | //=================== ITS parameters ============================ | |
235 | // | |
236 | // As the innermost detector in ALICE, the Inner Tracking System "impacts" on | |
237 | // almost all other detectors. This involves the fact that the ITS geometry | |
238 | // still has several options to be followed in parallel in order to determine | |
239 | // the best set-up which minimizes the induced background. All the geometries | |
240 | // available to date are described in the following. Read carefully the comments | |
241 | // and use the default version (the only one uncommented) unless you are making | |
242 | // comparisons and you know what you are doing. In this case just uncomment the | |
243 | // ITS geometry you want to use and run Aliroot. | |
244 | // | |
245 | // Detailed geometries: | |
246 | // | |
247 | // | |
248 | //AliITS *ITS = new AliITSv5symm("ITS","Updated ITS TDR detailed version with symmetric services"); | |
249 | // | |
250 | //AliITS *ITS = new AliITSv5asymm("ITS","Updates ITS TDR detailed version with asymmetric services"); | |
251 | // | |
252 | AliITSvPPRasymm *ITS = new AliITSvPPRasymm("ITS","New ITS PPR detailed version with asymmetric services"); | |
253 | ITS->SetMinorVersion(2); // don't touch this parameter if you're not an ITS developer | |
254 | ITS->SetReadDet(kFALSE); // don't touch this parameter if you're not an ITS developer | |
255 | ITS->SetWriteDet("$ALICE_ROOT/ITS/ITSgeometry_vPPRasymm2.det"); // don't touch this parameter if you're not an ITS developer | |
256 | ITS->SetThicknessDet1(200.); // detector thickness on layer 1 must be in the range [150,300] | |
257 | ITS->SetThicknessDet2(200.); // detector thickness on layer 2 must be in the range [150,300] | |
1c7d79a4 | 258 | ITS->SetThicknessChip1(150.); // chip thickness on layer 1 must be in the range [100,300] |
259 | ITS->SetThicknessChip2(150.); // chip thickness on layer 2 must be in the range [100,300] | |
f2afc421 | 260 | ITS->SetRails(1); // 1 --> rails in ; 0 --> rails out |
261 | ITS->SetCoolingFluid(1); // 1 --> water ; 0 --> freon | |
262 | // | |
f2afc421 | 263 | // Coarse geometries (warning: no hits are produced with these coarse geometries and they unuseful |
264 | // for reconstruction !): | |
265 | // | |
266 | // | |
267 | //AliITSvPPRcoarseasymm *ITS = new AliITSvPPRcoarseasymm("ITS","New ITS PPR coarse version with asymmetric services"); | |
268 | //ITS->SetRails(1); // 1 --> rails in ; 0 --> rails out | |
269 | //ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon | |
270 | // | |
271 | //AliITS *ITS = new AliITSvPPRcoarsesymm("ITS","New ITS PPR coarse version with symmetric services"); | |
272 | //ITS->SetRails(1); // 1 --> rails in ; 0 --> rails out | |
273 | //ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon | |
274 | // | |
275 | // | |
276 | // | |
277 | // Geant3 <-> EUCLID conversion | |
278 | // ============================ | |
279 | // | |
280 | // SetEUCLID is a flag to output (=1) or not to output (=0) both geometry and | |
281 | // media to two ASCII files (called by default ITSgeometry.euc and | |
282 | // ITSgeometry.tme) in a format understandable to the CAD system EUCLID. | |
283 | // The default (=0) means that you dont want to use this facility. | |
284 | // | |
285 | ITS->SetEUCLID(0); | |
286 | } | |
287 | ||
288 | ||
289 | if(iTPC) { | |
26ca4b4a | 290 | //============================ TPC parameters =================== |
f2afc421 | 291 | AliTPC *TPC = new AliTPCv2("TPC","Default"); |
f2afc421 | 292 | } |
293 | ||
294 | ||
295 | if(iTOF) { | |
296 | //=================== TOF parameters ============================ | |
50655693 | 297 | AliTOF *TOF = new AliTOFv5T0("TOF","normal TOF"); |
f2afc421 | 298 | } |
299 | ||
300 | if(iRICH) { | |
301 | //=================== RICH parameters =========================== | |
302 | AliRICH *RICH = new AliRICHv1("RICH","normal RICH"); | |
303 | ||
304 | } | |
305 | ||
306 | ||
307 | if(iZDC) { | |
308 | //=================== ZDC parameters ============================ | |
309 | ||
310 | AliZDC *ZDC = new AliZDCv1("ZDC","normal ZDC"); | |
311 | } | |
312 | ||
b9d0a01d | 313 | if(iCRT) { |
314 | //=================== CRT parameters ============================ | |
f2afc421 | 315 | |
b9d0a01d | 316 | AliCRT *CRT = new AliCRTv1("CRT","normal CRT"); |
f2afc421 | 317 | } |
318 | ||
319 | if(iTRD) { | |
320 | //=================== TRD parameters ============================ | |
321 | ||
322 | AliTRD *TRD = new AliTRDv1("TRD","TRD slow simulator"); | |
f2afc421 | 323 | } |
324 | ||
325 | if(iFMD) { | |
326 | //=================== FMD parameters ============================ | |
327 | ||
328 | AliFMD *FMD = new AliFMDv0("FMD","normal FMD"); | |
329 | } | |
330 | ||
331 | if(iMUON) { | |
332 | //=================== MUON parameters =========================== | |
333 | AliMUON *MUON = new AliMUONv1("MUON","default"); | |
334 | } | |
335 | ||
336 | //=================== PHOS parameters =========================== | |
337 | ||
338 | if(iPHOS) { | |
339 | AliPHOS *PHOS = new AliPHOSv1("PHOS","GPS2"); | |
340 | } | |
341 | ||
342 | ||
b9d0a01d | 343 | //=================== CRT parameters =========================== |
344 | ||
345 | if(iCRT) { | |
346 | AliCRT *CRT = new AliCRTv1("CRT","Normal CRTGPS2"); | |
347 | } | |
348 | ||
349 | ||
f2afc421 | 350 | if(iPMD) { |
351 | //=================== PMD parameters ============================ | |
352 | ||
353 | AliPMD *PMD = new AliPMDv1("PMD","normal PMD"); | |
354 | PMD->SetPAR(1., 1., 0.8, 0.02); | |
355 | PMD->SetIN(6., 18., -580., 27., 27.); | |
356 | PMD->SetGEO(0.0, 0.2, 4.); | |
357 | PMD->SetPadSize(0.8, 1.0, 1.0, 1.5); | |
358 | ||
359 | } | |
360 | ||
361 | if(iSTART) { | |
362 | //=================== START parameters ============================ | |
363 | AliSTART *START = new AliSTARTv1("START","START Detector"); | |
364 | } | |
365 | ||
366 | ||
367 | } |