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Commit | Line | Data |
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f2afc421 | 1 | void Config() |
2 | { | |
3 | ||
4 | // | |
5 | // Set Random Number seed | |
6 | TDatime dt; | |
7 | UInt_t curtime=dt.Get(); | |
8 | UInt_t procid=gSystem->GetPid(); | |
9 | UInt_t seed=curtime-procid; | |
10 | ||
11 | gRandom->SetSeed(seed); | |
12 | cerr<<"Seed for random number generation= "<<seed<<endl; | |
13 | ||
14 | new AliGeant3("C++ Interface to Geant3"); | |
15 | ||
16 | //======================================================================= | |
17 | // Create the output file | |
18 | ||
19 | TFile *rootfile = new TFile("galice.root","recreate"); | |
20 | rootfile->SetCompressionLevel(2); | |
21 | TGeant3 *geant3 = (TGeant3*)gMC; | |
22 | ||
23 | // | |
24 | // Set External decayer | |
25 | AliDecayer* decayer = new AliDecayerPythia(); | |
26 | decayer->SetForceDecay(kAll); | |
27 | decayer->Init(); | |
28 | gMC->SetExternalDecayer(decayer); | |
29 | ||
30 | // | |
31 | // | |
32 | //======================================================================= | |
33 | // ******* GEANT STEERING parameters FOR ALICE SIMULATION ******* | |
34 | geant3->SetTRIG(1); //Number of events to be processed | |
35 | geant3->SetSWIT(4,10); | |
36 | geant3->SetDEBU(0,0,1); | |
37 | //geant3->SetSWIT(2,2); | |
38 | geant3->SetDCAY(1); | |
39 | geant3->SetPAIR(1); | |
40 | geant3->SetCOMP(1); | |
41 | geant3->SetPHOT(1); | |
42 | geant3->SetPFIS(0); | |
43 | geant3->SetDRAY(0); | |
44 | geant3->SetANNI(1); | |
45 | geant3->SetBREM(1); | |
46 | geant3->SetMUNU(1); | |
47 | geant3->SetCKOV(1); | |
48 | geant3->SetHADR(1); //Select pure GEANH (HADR 1) or GEANH/NUCRIN (HADR 3) | |
49 | geant3->SetLOSS(2); | |
50 | geant3->SetMULS(1); | |
51 | geant3->SetRAYL(1); | |
52 | geant3->SetAUTO(1); //Select automatic STMIN etc... calc. (AUTO 1) or manual (AUTO 0) | |
53 | geant3->SetABAN(0); //Restore 3.16 behaviour for abandoned tracks | |
54 | geant3->SetOPTI(2); //Select optimisation level for GEANT geometry searches (0,1,2) | |
55 | geant3->SetERAN(5.e-7); | |
56 | ||
57 | Float_t cut = 1.e-3; // 1MeV cut by default | |
58 | Float_t tofmax = 1.e10; | |
59 | // GAM ELEC NHAD CHAD MUON EBREM MUHAB EDEL MUDEL MUPA TOFMAX | |
60 | geant3->SetCUTS(cut,cut, cut, cut, cut, cut, cut, cut, cut, cut, tofmax); | |
61 | // | |
62 | //======================================================================= | |
63 | // ************* STEERING parameters FOR ALICE SIMULATION ************** | |
64 | // --- Specify event type to be tracked through the ALICE setup | |
65 | // --- All positions are in cm, angles in degrees, and P and E in GeV | |
66 | // AliGenPythia *gener = new AliGenPythia(ntracks); | |
67 | AliGenPythia *gener = new AliGenPythia(-1); | |
68 | ||
69 | gener->SetMomentumRange(0,999); | |
70 | gener->SetPhiRange(-180.,180.); | |
71 | gener->SetThetaRange(0,180); | |
72 | gener->SetYRange(-999,999); | |
73 | //gener->SetPtRange(0,100); | |
74 | gener->SetOrigin(0,0,0); // vertex position | |
75 | //gener->SetVertexSmear(kPerEvent); | |
76 | gener->SetSigma(0,0,5.3); // Sigma in (X,Y,Z) (cm) on IP position | |
77 | gener->SetTrackingFlag(0); | |
78 | // gener->SetForceDecay(kHadronicD); | |
79 | ||
80 | // | |
81 | // The following settings select the Pythia parameters tuned to agree | |
82 | // with charm NLO calculation for Pb-Pb @ 5.5 TeV with MNR code. | |
83 | // | |
84 | gener->SetProcess(kPyCharmPbMNR); | |
402c423c | 85 | gener->SetStrucFunc(kCTEQ4L); |
f2afc421 | 86 | gener->SetPtHard(2.1,-1.0); |
87 | gener->SetEnergyCMS(5500.); | |
88 | gener->SetNuclei(208,208); // Pb-Pb collisions | |
89 | ||
90 | gener->Init(); | |
91 | // | |
92 | // Activate this line if you want the vertex smearing to happen | |
93 | // track by track | |
94 | // | |
95 | //gener->SetVertexSmear(perTrack); | |
96 | ||
97 | // Field (L3 0.4 T) | |
98 | AliMagFCM* field = new AliMagFCM( | |
99 | "Map2","$(ALICE_ROOT)/data/field01.dat", 2, 1., 10.); | |
100 | field->SetSolenoidField(4.); | |
101 | gAlice->SetField(field); | |
102 | ||
103 | Int_t iABSO=0; | |
104 | Int_t iCASTOR=0; | |
105 | Int_t iDIPO=0; | |
106 | Int_t iFMD=0; | |
107 | Int_t iFRAME=0; | |
108 | Int_t iHALL=0; | |
109 | Int_t iITS=0; | |
110 | Int_t iMAG=0; | |
111 | Int_t iMUON=0; | |
112 | Int_t iPHOS=0; | |
113 | Int_t iPIPE=0; | |
114 | Int_t iPMD=0; | |
115 | Int_t iRICH=0; | |
116 | Int_t iSHIL=0; | |
117 | Int_t iSTART=0; | |
118 | Int_t iTOF=0; | |
119 | Int_t iTPC=0; | |
120 | Int_t iTRD=0; | |
121 | Int_t iZDC=0; | |
122 | ||
123 | //=================== Alice BODY parameters ============================= | |
124 | AliBODY *BODY = new AliBODY("BODY","Alice envelop"); | |
125 | ||
126 | if(iMAG) { | |
127 | //=================== MAG parameters ============================ | |
128 | // --- Start with Magnet since detector layouts may be depending --- | |
129 | // --- on the selected Magnet dimensions --- | |
130 | AliMAG *MAG = new AliMAG("MAG","Magnet"); | |
131 | } | |
132 | ||
133 | ||
134 | if(iABSO) { | |
135 | //=================== ABSO parameters ============================ | |
136 | AliABSO *ABSO = new AliABSOv0("ABSO","Muon Absorber"); | |
137 | } | |
138 | ||
139 | if(iDIPO) { | |
140 | //=================== DIPO parameters ============================ | |
141 | ||
142 | AliDIPO *DIPO = new AliDIPOv2("DIPO","Dipole version 2"); | |
143 | } | |
144 | ||
145 | if(iHALL) { | |
146 | //=================== HALL parameters ============================ | |
147 | ||
148 | AliHALL *HALL = new AliHALL("HALL","Alice Hall"); | |
149 | } | |
150 | ||
151 | ||
152 | if(iFRAME) { | |
153 | //=================== FRAME parameters ============================ | |
154 | ||
155 | AliFRAME *FRAME = new AliFRAMEv2("FRAME","Space Frame"); | |
156 | ||
157 | } | |
158 | ||
159 | if(iSHIL) { | |
160 | //=================== SHIL parameters ============================ | |
161 | ||
e0559846 | 162 | AliSHIL *SHIL = new AliSHILv2("SHIL","Shielding"); |
f2afc421 | 163 | } |
164 | ||
165 | ||
166 | if(iPIPE) { | |
167 | //=================== PIPE parameters ============================ | |
168 | ||
169 | AliPIPE *PIPE = new AliPIPEv0("PIPE","Beam Pipe"); | |
170 | } | |
171 | ||
172 | ||
173 | if(iITS) { | |
174 | ||
175 | //=================== ITS parameters ============================ | |
176 | // | |
177 | // As the innermost detector in ALICE, the Inner Tracking System "impacts" on | |
178 | // almost all other detectors. This involves the fact that the ITS geometry | |
179 | // still has several options to be followed in parallel in order to determine | |
180 | // the best set-up which minimizes the induced background. All the geometries | |
181 | // available to date are described in the following. Read carefully the comments | |
182 | // and use the default version (the only one uncommented) unless you are making | |
183 | // comparisons and you know what you are doing. In this case just uncomment the | |
184 | // ITS geometry you want to use and run Aliroot. | |
185 | // | |
186 | // Detailed geometries: | |
187 | // | |
188 | // | |
189 | //AliITS *ITS = new AliITSv5symm("ITS","Updated ITS TDR detailed version with symmetric services"); | |
190 | // | |
191 | //AliITS *ITS = new AliITSv5asymm("ITS","Updates ITS TDR detailed version with asymmetric services"); | |
192 | // | |
193 | AliITSvPPRasymm *ITS = new AliITSvPPRasymm("ITS","New ITS PPR detailed version with asymmetric services"); | |
194 | ITS->SetMinorVersion(2); // don't touch this parameter if you're not an ITS developer | |
195 | ITS->SetReadDet(kFALSE); // don't touch this parameter if you're not an ITS developer | |
196 | ITS->SetWriteDet("$ALICE_ROOT/ITS/ITSgeometry_vPPRasymm2.det"); // don't touch this parameter if you're not an ITS developer | |
197 | ITS->SetThicknessDet1(200.); // detector thickness on layer 1 must be in the range [150,300] | |
198 | ITS->SetThicknessDet2(200.); // detector thickness on layer 2 must be in the range [150,300] | |
199 | ITS->SetThicknessChip1(200.); // chip thickness on layer 1 must be in the range [100,300] | |
200 | ITS->SetThicknessChip2(200.); // chip thickness on layer 2 must be in the range [100,300] | |
201 | ITS->SetRails(1); // 1 --> rails in ; 0 --> rails out | |
202 | ITS->SetCoolingFluid(1); // 1 --> water ; 0 --> freon | |
203 | // | |
204 | //AliITSvPPRsymm *ITS = new AliITSvPPRsymm("ITS","New ITS PPR detailed version with symmetric services"); | |
205 | //ITS->SetMinorVersion(2); // don't touch this parameter if you're not an ITS developer | |
206 | //ITS->SetReadDet(kFALSE); // don't touch this parameter if you're not an ITS developer | |
207 | //ITS->SetWriteDet("$ALICE_ROOT/ITS/ITSgeometry_vPPRsymm2.det"); // don't touch this parameter if you're not an ITS developer | |
208 | //ITS->SetThicknessDet1(300.); // detector thickness on layer 1 must be in the range [150,300] | |
209 | //ITS->SetThicknessDet2(300.); // detector thickness on layer 2 must be in the range [150,300] | |
210 | //ITS->SetThicknessChip1(300.); // chip thickness on layer 1 must be in the range [100,300] | |
211 | //ITS->SetThicknessChip2(300.); // chip thickness on layer 2 must be in the range [100,300] | |
212 | //ITS->SetRails(1); // 1 --> rails in ; 0 --> rails out | |
213 | //ITS->SetCoolingFluid(1); // 1 --> water ; 0 --> freon | |
214 | // | |
215 | // | |
216 | // Coarse geometries (warning: no hits are produced with these coarse geometries and they unuseful | |
217 | // for reconstruction !): | |
218 | // | |
219 | // | |
220 | //AliITSvPPRcoarseasymm *ITS = new AliITSvPPRcoarseasymm("ITS","New ITS PPR coarse version with asymmetric services"); | |
221 | //ITS->SetRails(1); // 1 --> rails in ; 0 --> rails out | |
222 | //ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon | |
223 | // | |
224 | //AliITS *ITS = new AliITSvPPRcoarsesymm("ITS","New ITS PPR coarse version with symmetric services"); | |
225 | //ITS->SetRails(1); // 1 --> rails in ; 0 --> rails out | |
226 | //ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon | |
227 | // | |
228 | // | |
229 | // | |
230 | // Geant3 <-> EUCLID conversion | |
231 | // ============================ | |
232 | // | |
233 | // SetEUCLID is a flag to output (=1) or not to output (=0) both geometry and | |
234 | // media to two ASCII files (called by default ITSgeometry.euc and | |
235 | // ITSgeometry.tme) in a format understandable to the CAD system EUCLID. | |
236 | // The default (=0) means that you dont want to use this facility. | |
237 | // | |
238 | ITS->SetEUCLID(0); | |
239 | } | |
240 | ||
241 | ||
242 | if(iTPC) { | |
243 | //============================ TPC parameters ================================ | |
244 | // --- This allows the user to specify sectors for the SLOW (TPC geometry 2) | |
245 | // --- Simulator. SecAL (SecAU) <0 means that ALL lower (upper) | |
246 | // --- sectors are specified, any value other than that requires at least one | |
247 | // --- sector (lower or upper)to be specified! | |
248 | // --- Reminder: sectors 1-24 are lower sectors (1-12 -> z>0, 13-24 -> z<0) | |
249 | // --- sectors 25-72 are the upper ones (25-48 -> z>0, 49-72 -> z<0) | |
250 | // --- SecLows - number of lower sectors specified (up to 6) | |
251 | // --- SecUps - number of upper sectors specified (up to 12) | |
252 | // --- Sens - sensitive strips for the Slow Simulator !!! | |
253 | // --- This does NOT work if all S or L-sectors are specified, i.e. | |
254 | // --- if SecAL or SecAU < 0 | |
255 | // | |
256 | // | |
257 | //----------------------------------------------------------------------------- | |
258 | ||
259 | // gROOT->LoadMacro("SetTPCParam.C"); | |
260 | // AliTPCParam *param = SetTPCParam(); | |
261 | AliTPC *TPC = new AliTPCv2("TPC","Default"); | |
262 | // All sectors included | |
263 | TPC->SetSecAL(-1); | |
264 | TPC->SetSecAU(-1); | |
265 | ||
266 | } | |
267 | ||
268 | ||
269 | if(iTOF) { | |
270 | //=================== TOF parameters ============================ | |
271 | AliTOF *TOF = new AliTOFv2("TOF","normal TOF"); | |
272 | } | |
273 | ||
274 | if(iRICH) { | |
275 | //=================== RICH parameters =========================== | |
276 | AliRICH *RICH = new AliRICHv1("RICH","normal RICH"); | |
277 | ||
278 | } | |
279 | ||
280 | ||
281 | if(iZDC) { | |
282 | //=================== ZDC parameters ============================ | |
283 | ||
284 | AliZDC *ZDC = new AliZDCv1("ZDC","normal ZDC"); | |
285 | } | |
286 | ||
287 | if(iCASTOR) { | |
288 | //=================== CASTOR parameters ============================ | |
289 | ||
290 | AliCASTOR *CASTOR = new AliCASTORv1("CASTOR","normal CASTOR"); | |
291 | } | |
292 | ||
293 | if(iTRD) { | |
294 | //=================== TRD parameters ============================ | |
295 | ||
296 | AliTRD *TRD = new AliTRDv1("TRD","TRD slow simulator"); | |
297 | ||
298 | // Select the gas mixture (0: 97% Xe + 3% isobutane, 1: 90% Xe + 10% CO2) | |
299 | TRD->SetGasMix(1); | |
300 | ||
301 | // With hole in front of PHOS | |
302 | TRD->SetPHOShole(); | |
303 | // With hole in front of RICH | |
304 | TRD->SetRICHhole(); | |
305 | // Switch on TR | |
306 | AliTRDsim *TRDsim = TRD->CreateTR(); | |
307 | } | |
308 | ||
309 | if(iFMD) { | |
310 | //=================== FMD parameters ============================ | |
311 | ||
312 | AliFMD *FMD = new AliFMDv0("FMD","normal FMD"); | |
313 | } | |
314 | ||
315 | if(iMUON) { | |
316 | //=================== MUON parameters =========================== | |
317 | AliMUON *MUON = new AliMUONv1("MUON","default"); | |
318 | } | |
319 | ||
320 | //=================== PHOS parameters =========================== | |
321 | ||
322 | if(iPHOS) { | |
323 | AliPHOS *PHOS = new AliPHOSv1("PHOS","GPS2"); | |
324 | } | |
325 | ||
326 | ||
327 | if(iPMD) { | |
328 | //=================== PMD parameters ============================ | |
329 | ||
330 | AliPMD *PMD = new AliPMDv1("PMD","normal PMD"); | |
331 | PMD->SetPAR(1., 1., 0.8, 0.02); | |
332 | PMD->SetIN(6., 18., -580., 27., 27.); | |
333 | PMD->SetGEO(0.0, 0.2, 4.); | |
334 | PMD->SetPadSize(0.8, 1.0, 1.0, 1.5); | |
335 | ||
336 | } | |
337 | ||
338 | if(iSTART) { | |
339 | //=================== START parameters ============================ | |
340 | AliSTART *START = new AliSTARTv1("START","START Detector"); | |
341 | } | |
342 | ||
343 | ||
344 | } |