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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" |
de1857bb | 25 | #include "HMPID/AliHMPIDv1.h" |
de78d77f | 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" | |
ababa197 | 32 | #include "T0/AliT0v1.h" |
b384f8a4 | 33 | #include "ACORDE/AliACORDEv1.h" |
de78d77f | 34 | #endif |
35 | ||
642b80f3 | 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); | |
642b80f3 | 48 | cerr<<"Seed for random number generation= "<<seed<<endl; |
49 | ||
c8921088 | 50 | // libraries required by geant321 |
de78d77f | 51 | #if defined(__CINT__) |
c8921088 | 52 | gSystem->Load("libgeant321"); |
de78d77f | 53 | #endif |
c8921088 | 54 | |
b0470150 | 55 | new TGeant3TGeo("C++ Interface to Geant3"); |
642b80f3 | 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 | ||
642b80f3 | 79 | // |
80 | // Set External decayer | |
81 | AliDecayer* decayer = new AliDecayerPythia(); | |
82 | decayer->SetForceDecay(kAll); | |
83 | decayer->Init(); | |
84 | gMC->SetExternalDecayer(decayer); | |
85 | ||
642b80f3 | 86 | |
642b80f3 | 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 | gMC->SetProcess("DCAY",1); | |
94 | gMC->SetProcess("PAIR",1); | |
95 | gMC->SetProcess("COMP",1); | |
96 | gMC->SetProcess("PHOT",1); | |
97 | gMC->SetProcess("PFIS",0); | |
98 | gMC->SetProcess("DRAY",0); | |
99 | gMC->SetProcess("ANNI",1); | |
100 | gMC->SetProcess("BREM",1); | |
101 | gMC->SetProcess("MUNU",1); | |
102 | gMC->SetProcess("CKOV",1); | |
103 | gMC->SetProcess("HADR",1); | |
104 | gMC->SetProcess("LOSS",2); | |
105 | gMC->SetProcess("MULS",1); | |
106 | gMC->SetProcess("RAYL",1); | |
107 | ||
108 | Float_t cut = 1.e-3; // 1MeV cut by default | |
109 | Float_t tofmax = 1.e10; | |
110 | ||
111 | gMC->SetCut("CUTGAM", cut); | |
112 | gMC->SetCut("CUTELE", cut); | |
113 | gMC->SetCut("CUTNEU", cut); | |
114 | gMC->SetCut("CUTHAD", cut); | |
115 | gMC->SetCut("CUTMUO", cut); | |
116 | gMC->SetCut("BCUTE", cut); | |
117 | gMC->SetCut("BCUTM", cut); | |
118 | gMC->SetCut("DCUTE", cut); | |
119 | gMC->SetCut("DCUTM", cut); | |
120 | gMC->SetCut("PPCUTM", cut); | |
121 | gMC->SetCut("TOFMAX", tofmax); | |
122 | ||
123 | ||
642b80f3 | 124 | // AliGenPythia *gener = new AliGenPythia(ntracks); |
125 | AliGenPythia *gener = new AliGenPythia(-1); | |
126 | ||
127 | gener->SetMomentumRange(0,999); | |
0ac28de4 | 128 | gener->SetPhiRange(0.,360.); |
642b80f3 | 129 | gener->SetThetaRange(0,180); |
130 | gener->SetYRange(-999,999); | |
131 | //gener->SetPtRange(0,100); | |
132 | gener->SetOrigin(0,0,0); // vertex position | |
133 | //gener->SetVertexSmear(kPerEvent); | |
134 | gener->SetSigma(0,0,5.3); // Sigma in (X,Y,Z) (cm) on IP position | |
135 | gener->SetTrackingFlag(0); | |
136 | // gener->SetForceDecay(kHadronicD); | |
137 | ||
138 | // | |
139 | // The following settings select the Pythia parameters tuned to agree | |
140 | // with beauty NLO calculation for Pb-Pb @ 5.5 TeV with MNR code. | |
141 | // | |
de78d77f | 142 | gener->SetProcess(kPyBeautyPbPbMNR); |
642b80f3 | 143 | gener->SetStrucFunc(kCTEQ4L); |
144 | gener->SetPtHard(2.75,-1.0); | |
145 | gener->SetEnergyCMS(5500.); | |
146 | gener->SetNuclei(208,208); // Pb-Pb collisions | |
147 | // Force no decay heavy quark mesons | |
148 | gener->SetForceDecay(kNoDecayHeavy); | |
149 | ||
150 | gener->Init(); | |
151 | // | |
152 | // Activate this line if you want the vertex smearing to happen | |
153 | // track by track | |
154 | // | |
155 | //gener->SetVertexSmear(perTrack); | |
156 | ||
157 | // Field (L3 0.4 T) | |
158 | AliMagFCM* field = new AliMagFCM( | |
159 | "Map2","$(ALICE_ROOT)/data/field01.dat", 2, 1., 10.); | |
160 | field->SetSolenoidField(4.); | |
161 | gAlice->SetField(field); | |
162 | ||
163 | Int_t iABSO=0; | |
b384f8a4 | 164 | Int_t iACORDE=0; |
642b80f3 | 165 | Int_t iDIPO=0; |
166 | Int_t iFMD=0; | |
167 | Int_t iFRAME=0; | |
168 | Int_t iHALL=0; | |
169 | Int_t iITS=0; | |
170 | Int_t iMAG=0; | |
171 | Int_t iMUON=0; | |
172 | Int_t iPHOS=0; | |
173 | Int_t iPIPE=0; | |
174 | Int_t iPMD=0; | |
de1857bb | 175 | Int_t iHMPID=0; |
642b80f3 | 176 | Int_t iSHIL=0; |
ababa197 | 177 | Int_t iT0=0; |
642b80f3 | 178 | Int_t iTOF=0; |
179 | Int_t iTPC=0; | |
180 | Int_t iTRD=0; | |
181 | Int_t iZDC=0; | |
182 | ||
183 | //=================== Alice BODY parameters ============================= | |
184 | AliBODY *BODY = new AliBODY("BODY","Alice envelop"); | |
185 | ||
186 | if(iMAG) { | |
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 | //=================== ABSO parameters ============================ | |
196 | AliABSO *ABSO = new AliABSOv0("ABSO","Muon Absorber"); | |
197 | } | |
198 | ||
199 | if(iDIPO) { | |
200 | //=================== DIPO parameters ============================ | |
201 | ||
202 | AliDIPO *DIPO = new AliDIPOv2("DIPO","Dipole version 2"); | |
203 | } | |
204 | ||
205 | if(iHALL) { | |
206 | //=================== HALL parameters ============================ | |
207 | ||
208 | AliHALL *HALL = new AliHALL("HALL","Alice Hall"); | |
209 | } | |
210 | ||
211 | ||
212 | if(iFRAME) { | |
213 | //=================== FRAME parameters ============================ | |
214 | ||
215 | AliFRAME *FRAME = new AliFRAMEv2("FRAME","Space Frame"); | |
216 | ||
217 | } | |
218 | ||
219 | if(iSHIL) { | |
220 | //=================== SHIL parameters ============================ | |
221 | ||
e0559846 | 222 | AliSHIL *SHIL = new AliSHILv2("SHIL","Shielding"); |
642b80f3 | 223 | } |
224 | ||
225 | ||
226 | if(iPIPE) { | |
227 | //=================== PIPE parameters ============================ | |
228 | ||
229 | AliPIPE *PIPE = new AliPIPEv0("PIPE","Beam Pipe"); | |
230 | } | |
231 | ||
232 | ||
233 | if(iITS) { | |
234 | ||
235 | //=================== ITS parameters ============================ | |
236 | // | |
237 | // As the innermost detector in ALICE, the Inner Tracking System "impacts" on | |
238 | // almost all other detectors. This involves the fact that the ITS geometry | |
239 | // still has several options to be followed in parallel in order to determine | |
240 | // the best set-up which minimizes the induced background. All the geometries | |
241 | // available to date are described in the following. Read carefully the comments | |
242 | // and use the default version (the only one uncommented) unless you are making | |
243 | // comparisons and you know what you are doing. In this case just uncomment the | |
244 | // ITS geometry you want to use and run Aliroot. | |
245 | // | |
246 | // Detailed geometries: | |
247 | // | |
248 | // | |
249 | //AliITS *ITS = new AliITSv5symm("ITS","Updated ITS TDR detailed version with symmetric services"); | |
250 | // | |
251 | //AliITS *ITS = new AliITSv5asymm("ITS","Updates ITS TDR detailed version with asymmetric services"); | |
252 | // | |
253 | AliITSvPPRasymm *ITS = new AliITSvPPRasymm("ITS","New ITS PPR detailed version with asymmetric services"); | |
254 | ITS->SetMinorVersion(2); // don't touch this parameter if you're not an ITS developer | |
255 | ITS->SetReadDet(kFALSE); // don't touch this parameter if you're not an ITS developer | |
256 | ITS->SetWriteDet("$ALICE_ROOT/ITS/ITSgeometry_vPPRasymm2.det"); // don't touch this parameter if you're not an ITS developer | |
257 | ITS->SetThicknessDet1(200.); // detector thickness on layer 1 must be in the range [150,300] | |
258 | ITS->SetThicknessDet2(200.); // detector thickness on layer 2 must be in the range [150,300] | |
1c7d79a4 | 259 | ITS->SetThicknessChip1(150.); // chip thickness on layer 1 must be in the range [100,300] |
260 | ITS->SetThicknessChip2(150.); // chip thickness on layer 2 must be in the range [100,300] | |
642b80f3 | 261 | ITS->SetRails(1); // 1 --> rails in ; 0 --> rails out |
262 | ITS->SetCoolingFluid(1); // 1 --> water ; 0 --> freon | |
263 | // | |
642b80f3 | 264 | // Coarse geometries (warning: no hits are produced with these coarse geometries and they unuseful |
265 | // for reconstruction !): | |
266 | // | |
267 | // | |
268 | //AliITSvPPRcoarseasymm *ITS = new AliITSvPPRcoarseasymm("ITS","New ITS PPR coarse version with asymmetric services"); | |
269 | //ITS->SetRails(1); // 1 --> rails in ; 0 --> rails out | |
270 | //ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon | |
271 | // | |
272 | //AliITS *ITS = new AliITSvPPRcoarsesymm("ITS","New ITS PPR coarse version with symmetric services"); | |
273 | //ITS->SetRails(1); // 1 --> rails in ; 0 --> rails out | |
274 | //ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon | |
275 | // | |
276 | // | |
277 | // | |
278 | // Geant3 <-> EUCLID conversion | |
279 | // ============================ | |
280 | // | |
281 | // SetEUCLID is a flag to output (=1) or not to output (=0) both geometry and | |
282 | // media to two ASCII files (called by default ITSgeometry.euc and | |
283 | // ITSgeometry.tme) in a format understandable to the CAD system EUCLID. | |
284 | // The default (=0) means that you dont want to use this facility. | |
285 | // | |
286 | ITS->SetEUCLID(0); | |
287 | } | |
288 | ||
289 | ||
290 | if(iTPC) { | |
26ca4b4a | 291 | //============================ TPC parameters =================== |
642b80f3 | 292 | AliTPC *TPC = new AliTPCv2("TPC","Default"); |
642b80f3 | 293 | } |
294 | ||
295 | ||
296 | if(iTOF) { | |
297 | //=================== TOF parameters ============================ | |
50655693 | 298 | AliTOF *TOF = new AliTOFv5T0("TOF","normal TOF"); |
642b80f3 | 299 | } |
300 | ||
de1857bb | 301 | if(iHMPID) { |
302 | //=================== HMPID parameters =========================== | |
303 | AliHMPID *HMPID = new AliHMPIDv1("HMPID","normal HMPID"); | |
642b80f3 | 304 | |
305 | } | |
306 | ||
307 | ||
308 | if(iZDC) { | |
309 | //=================== ZDC parameters ============================ | |
310 | ||
311 | AliZDC *ZDC = new AliZDCv1("ZDC","normal ZDC"); | |
312 | } | |
313 | ||
b384f8a4 | 314 | if(iACORDE) { |
315 | //=================== ACORDE parameters ============================ | |
642b80f3 | 316 | |
b384f8a4 | 317 | AliACORDE *ACORDE = new AliACORDEv1("ACORDE","normal ACORDE"); |
642b80f3 | 318 | } |
319 | ||
320 | if(iTRD) { | |
321 | //=================== TRD parameters ============================ | |
322 | ||
323 | AliTRD *TRD = new AliTRDv1("TRD","TRD slow simulator"); | |
642b80f3 | 324 | } |
325 | ||
326 | if(iFMD) { | |
327 | //=================== FMD parameters ============================ | |
328 | ||
329 | AliFMD *FMD = new AliFMDv0("FMD","normal FMD"); | |
330 | } | |
331 | ||
332 | if(iMUON) { | |
333 | //=================== MUON parameters =========================== | |
334 | AliMUON *MUON = new AliMUONv1("MUON","default"); | |
335 | } | |
336 | ||
337 | //=================== PHOS parameters =========================== | |
338 | ||
339 | if(iPHOS) { | |
340 | AliPHOS *PHOS = new AliPHOSv1("PHOS","GPS2"); | |
341 | } | |
342 | ||
343 | ||
344 | if(iPMD) { | |
345 | //=================== PMD parameters ============================ | |
346 | ||
347 | AliPMD *PMD = new AliPMDv1("PMD","normal PMD"); | |
348 | PMD->SetPAR(1., 1., 0.8, 0.02); | |
349 | PMD->SetIN(6., 18., -580., 27., 27.); | |
350 | PMD->SetGEO(0.0, 0.2, 4.); | |
351 | PMD->SetPadSize(0.8, 1.0, 1.0, 1.5); | |
352 | ||
353 | } | |
354 | ||
ababa197 | 355 | if(iT0) { |
356 | //=================== T0 parameters ============================ | |
357 | AliT0 *T0 = new AliT0v1("T0","T0 Detector"); | |
642b80f3 | 358 | } |
359 | ||
360 | ||
361 | } |