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Commit | Line | Data |
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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 beauty NLO calculation for Pb-Pb @ 5.5 TeV with MNR code. | |
83 | // | |
84 | gener->SetProcess(kPyBeautyPbMNR); | |
85 | gener->SetStrucFunc(kCTEQ4L); | |
86 | gener->SetPtHard(2.75,-1.0); | |
87 | gener->SetEnergyCMS(5500.); | |
88 | gener->SetNuclei(208,208); // Pb-Pb collisions | |
89 | // Force no decay heavy quark mesons | |
90 | gener->SetForceDecay(kNoDecayHeavy); | |
91 | ||
92 | gener->Init(); | |
93 | // | |
94 | // Activate this line if you want the vertex smearing to happen | |
95 | // track by track | |
96 | // | |
97 | //gener->SetVertexSmear(perTrack); | |
98 | ||
99 | // Field (L3 0.4 T) | |
100 | AliMagFCM* field = new AliMagFCM( | |
101 | "Map2","$(ALICE_ROOT)/data/field01.dat", 2, 1., 10.); | |
102 | field->SetSolenoidField(4.); | |
103 | gAlice->SetField(field); | |
104 | ||
105 | Int_t iABSO=0; | |
106 | Int_t iCASTOR=0; | |
107 | Int_t iDIPO=0; | |
108 | Int_t iFMD=0; | |
109 | Int_t iFRAME=0; | |
110 | Int_t iHALL=0; | |
111 | Int_t iITS=0; | |
112 | Int_t iMAG=0; | |
113 | Int_t iMUON=0; | |
114 | Int_t iPHOS=0; | |
115 | Int_t iPIPE=0; | |
116 | Int_t iPMD=0; | |
117 | Int_t iRICH=0; | |
118 | Int_t iSHIL=0; | |
119 | Int_t iSTART=0; | |
120 | Int_t iTOF=0; | |
121 | Int_t iTPC=0; | |
122 | Int_t iTRD=0; | |
123 | Int_t iZDC=0; | |
124 | ||
125 | //=================== Alice BODY parameters ============================= | |
126 | AliBODY *BODY = new AliBODY("BODY","Alice envelop"); | |
127 | ||
128 | if(iMAG) { | |
129 | //=================== MAG parameters ============================ | |
130 | // --- Start with Magnet since detector layouts may be depending --- | |
131 | // --- on the selected Magnet dimensions --- | |
132 | AliMAG *MAG = new AliMAG("MAG","Magnet"); | |
133 | } | |
134 | ||
135 | ||
136 | if(iABSO) { | |
137 | //=================== ABSO parameters ============================ | |
138 | AliABSO *ABSO = new AliABSOv0("ABSO","Muon Absorber"); | |
139 | } | |
140 | ||
141 | if(iDIPO) { | |
142 | //=================== DIPO parameters ============================ | |
143 | ||
144 | AliDIPO *DIPO = new AliDIPOv2("DIPO","Dipole version 2"); | |
145 | } | |
146 | ||
147 | if(iHALL) { | |
148 | //=================== HALL parameters ============================ | |
149 | ||
150 | AliHALL *HALL = new AliHALL("HALL","Alice Hall"); | |
151 | } | |
152 | ||
153 | ||
154 | if(iFRAME) { | |
155 | //=================== FRAME parameters ============================ | |
156 | ||
157 | AliFRAME *FRAME = new AliFRAMEv2("FRAME","Space Frame"); | |
158 | ||
159 | } | |
160 | ||
161 | if(iSHIL) { | |
162 | //=================== SHIL parameters ============================ | |
163 | ||
164 | AliSHIL *SHIL = new AliSHILv2("SHIL","Shielding"); | |
165 | } | |
166 | ||
167 | ||
168 | if(iPIPE) { | |
169 | //=================== PIPE parameters ============================ | |
170 | ||
171 | AliPIPE *PIPE = new AliPIPEv0("PIPE","Beam Pipe"); | |
172 | } | |
173 | ||
174 | ||
175 | if(iITS) { | |
176 | ||
177 | //=================== ITS parameters ============================ | |
178 | // | |
179 | // As the innermost detector in ALICE, the Inner Tracking System "impacts" on | |
180 | // almost all other detectors. This involves the fact that the ITS geometry | |
181 | // still has several options to be followed in parallel in order to determine | |
182 | // the best set-up which minimizes the induced background. All the geometries | |
183 | // available to date are described in the following. Read carefully the comments | |
184 | // and use the default version (the only one uncommented) unless you are making | |
185 | // comparisons and you know what you are doing. In this case just uncomment the | |
186 | // ITS geometry you want to use and run Aliroot. | |
187 | // | |
188 | // Detailed geometries: | |
189 | // | |
190 | // | |
191 | //AliITS *ITS = new AliITSv5symm("ITS","Updated ITS TDR detailed version with symmetric services"); | |
192 | // | |
193 | //AliITS *ITS = new AliITSv5asymm("ITS","Updates ITS TDR detailed version with asymmetric services"); | |
194 | // | |
195 | AliITSvPPRasymm *ITS = new AliITSvPPRasymm("ITS","New ITS PPR detailed version with asymmetric services"); | |
196 | ITS->SetMinorVersion(2); // don't touch this parameter if you're not an ITS developer | |
197 | ITS->SetReadDet(kFALSE); // don't touch this parameter if you're not an ITS developer | |
198 | ITS->SetWriteDet("$ALICE_ROOT/ITS/ITSgeometry_vPPRasymm2.det"); // don't touch this parameter if you're not an ITS developer | |
199 | ITS->SetThicknessDet1(200.); // detector thickness on layer 1 must be in the range [150,300] | |
200 | ITS->SetThicknessDet2(200.); // detector thickness on layer 2 must be in the range [150,300] | |
201 | ITS->SetThicknessChip1(200.); // chip thickness on layer 1 must be in the range [100,300] | |
202 | ITS->SetThicknessChip2(200.); // chip thickness on layer 2 must be in the range [100,300] | |
203 | ITS->SetRails(1); // 1 --> rails in ; 0 --> rails out | |
204 | ITS->SetCoolingFluid(1); // 1 --> water ; 0 --> freon | |
205 | // | |
206 | //AliITSvPPRsymm *ITS = new AliITSvPPRsymm("ITS","New ITS PPR detailed version with symmetric services"); | |
207 | //ITS->SetMinorVersion(2); // don't touch this parameter if you're not an ITS developer | |
208 | //ITS->SetReadDet(kFALSE); // don't touch this parameter if you're not an ITS developer | |
209 | //ITS->SetWriteDet("$ALICE_ROOT/ITS/ITSgeometry_vPPRsymm2.det"); // don't touch this parameter if you're not an ITS developer | |
210 | //ITS->SetThicknessDet1(300.); // detector thickness on layer 1 must be in the range [150,300] | |
211 | //ITS->SetThicknessDet2(300.); // detector thickness on layer 2 must be in the range [150,300] | |
212 | //ITS->SetThicknessChip1(300.); // chip thickness on layer 1 must be in the range [100,300] | |
213 | //ITS->SetThicknessChip2(300.); // chip thickness on layer 2 must be in the range [100,300] | |
214 | //ITS->SetRails(1); // 1 --> rails in ; 0 --> rails out | |
215 | //ITS->SetCoolingFluid(1); // 1 --> water ; 0 --> freon | |
216 | // | |
217 | // | |
218 | // Coarse geometries (warning: no hits are produced with these coarse geometries and they unuseful | |
219 | // for reconstruction !): | |
220 | // | |
221 | // | |
222 | //AliITSvPPRcoarseasymm *ITS = new AliITSvPPRcoarseasymm("ITS","New ITS PPR coarse version with asymmetric services"); | |
223 | //ITS->SetRails(1); // 1 --> rails in ; 0 --> rails out | |
224 | //ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon | |
225 | // | |
226 | //AliITS *ITS = new AliITSvPPRcoarsesymm("ITS","New ITS PPR coarse version with symmetric services"); | |
227 | //ITS->SetRails(1); // 1 --> rails in ; 0 --> rails out | |
228 | //ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon | |
229 | // | |
230 | // | |
231 | // | |
232 | // Geant3 <-> EUCLID conversion | |
233 | // ============================ | |
234 | // | |
235 | // SetEUCLID is a flag to output (=1) or not to output (=0) both geometry and | |
236 | // media to two ASCII files (called by default ITSgeometry.euc and | |
237 | // ITSgeometry.tme) in a format understandable to the CAD system EUCLID. | |
238 | // The default (=0) means that you dont want to use this facility. | |
239 | // | |
240 | ITS->SetEUCLID(0); | |
241 | } | |
242 | ||
243 | ||
244 | if(iTPC) { | |
245 | //============================ TPC parameters ================================ | |
246 | // --- This allows the user to specify sectors for the SLOW (TPC geometry 2) | |
247 | // --- Simulator. SecAL (SecAU) <0 means that ALL lower (upper) | |
248 | // --- sectors are specified, any value other than that requires at least one | |
249 | // --- sector (lower or upper)to be specified! | |
250 | // --- Reminder: sectors 1-24 are lower sectors (1-12 -> z>0, 13-24 -> z<0) | |
251 | // --- sectors 25-72 are the upper ones (25-48 -> z>0, 49-72 -> z<0) | |
252 | // --- SecLows - number of lower sectors specified (up to 6) | |
253 | // --- SecUps - number of upper sectors specified (up to 12) | |
254 | // --- Sens - sensitive strips for the Slow Simulator !!! | |
255 | // --- This does NOT work if all S or L-sectors are specified, i.e. | |
256 | // --- if SecAL or SecAU < 0 | |
257 | // | |
258 | // | |
259 | //----------------------------------------------------------------------------- | |
260 | ||
261 | // gROOT->LoadMacro("SetTPCParam.C"); | |
262 | // AliTPCParam *param = SetTPCParam(); | |
263 | AliTPC *TPC = new AliTPCv2("TPC","Default"); | |
264 | // All sectors included | |
265 | TPC->SetSecAL(-1); | |
266 | TPC->SetSecAU(-1); | |
267 | ||
268 | } | |
269 | ||
270 | ||
271 | if(iTOF) { | |
272 | //=================== TOF parameters ============================ | |
273 | AliTOF *TOF = new AliTOFv2("TOF","normal TOF"); | |
274 | } | |
275 | ||
276 | if(iRICH) { | |
277 | //=================== RICH parameters =========================== | |
278 | AliRICH *RICH = new AliRICHv1("RICH","normal RICH"); | |
279 | ||
280 | } | |
281 | ||
282 | ||
283 | if(iZDC) { | |
284 | //=================== ZDC parameters ============================ | |
285 | ||
286 | AliZDC *ZDC = new AliZDCv1("ZDC","normal ZDC"); | |
287 | } | |
288 | ||
289 | if(iCASTOR) { | |
290 | //=================== CASTOR parameters ============================ | |
291 | ||
292 | AliCASTOR *CASTOR = new AliCASTORv1("CASTOR","normal CASTOR"); | |
293 | } | |
294 | ||
295 | if(iTRD) { | |
296 | //=================== TRD parameters ============================ | |
297 | ||
298 | AliTRD *TRD = new AliTRDv1("TRD","TRD slow simulator"); | |
299 | ||
300 | // Select the gas mixture (0: 97% Xe + 3% isobutane, 1: 90% Xe + 10% CO2) | |
301 | TRD->SetGasMix(1); | |
302 | ||
303 | // With hole in front of PHOS | |
304 | TRD->SetPHOShole(); | |
305 | // With hole in front of RICH | |
306 | TRD->SetRICHhole(); | |
307 | // Switch on TR | |
308 | AliTRDsim *TRDsim = TRD->CreateTR(); | |
309 | } | |
310 | ||
311 | if(iFMD) { | |
312 | //=================== FMD parameters ============================ | |
313 | ||
314 | AliFMD *FMD = new AliFMDv0("FMD","normal FMD"); | |
315 | } | |
316 | ||
317 | if(iMUON) { | |
318 | //=================== MUON parameters =========================== | |
319 | AliMUON *MUON = new AliMUONv1("MUON","default"); | |
320 | } | |
321 | ||
322 | //=================== PHOS parameters =========================== | |
323 | ||
324 | if(iPHOS) { | |
325 | AliPHOS *PHOS = new AliPHOSv1("PHOS","GPS2"); | |
326 | } | |
327 | ||
328 | ||
329 | if(iPMD) { | |
330 | //=================== PMD parameters ============================ | |
331 | ||
332 | AliPMD *PMD = new AliPMDv1("PMD","normal PMD"); | |
333 | PMD->SetPAR(1., 1., 0.8, 0.02); | |
334 | PMD->SetIN(6., 18., -580., 27., 27.); | |
335 | PMD->SetGEO(0.0, 0.2, 4.); | |
336 | PMD->SetPadSize(0.8, 1.0, 1.0, 1.5); | |
337 | ||
338 | } | |
339 | ||
340 | if(iSTART) { | |
341 | //=================== START parameters ============================ | |
342 | AliSTART *START = new AliSTARTv1("START","START Detector"); | |
343 | } | |
344 | ||
345 | ||
346 | } |