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1 | void Config() |
2 | { |
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3 | // Set Random Number seed |
4 | // gRandom->SetSeed(12345); |
5 | |
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6 | new TGeant3("C++ Interface to Geant3"); |
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7 | |
8 | if (!gSystem->Getenv("CONFIG_FILE")) |
9 | { |
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10 | cout<<"Config.C: Creating Run Loader ..."<<endl; |
11 | AliRunLoader* rl = AliRunLoader::Open("galice.root",AliConfig::fgkDefaultEventFolderName, |
12 | "recreate"); |
13 | if (rl == 0x0) |
14 | { |
15 | gAlice->Fatal("Config.C","Can not instatiate the Run Loader"); |
16 | return; |
17 | } |
18 | rl->SetCompressionLevel(2); |
19 | rl->SetNumberOfEventsPerFile(6); |
20 | gAlice->SetRunLoader(rl); |
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21 | } |
22 | |
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23 | |
24 | // |
25 | // Set External decayer |
26 | AliDecayer *decayer = new AliDecayerPythia(); |
27 | |
28 | decayer->SetForceDecay(kAll); |
29 | decayer->Init(); |
30 | gMC->SetExternalDecayer(decayer); |
31 | // |
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32 | //======================================================================= |
6a3df6c9 |
33 | // ************* STEERING parameters FOR ALICE SIMULATION ************** |
34 | // --- Specify event type to be tracked through the ALICE setup |
35 | // --- All positions are in cm, angles in degrees, and P and E in GeV |
36 | |
37 | |
38 | |
39 | gMC->SetProcess("DCAY",1); |
40 | gMC->SetProcess("PAIR",1); |
41 | gMC->SetProcess("COMP",1); |
42 | gMC->SetProcess("PHOT",1); |
43 | gMC->SetProcess("PFIS",0); |
44 | gMC->SetProcess("DRAY",0); |
45 | gMC->SetProcess("ANNI",1); |
46 | gMC->SetProcess("BREM",1); |
47 | gMC->SetProcess("MUNU",1); |
48 | gMC->SetProcess("CKOV",1); |
49 | gMC->SetProcess("HADR",1); |
50 | gMC->SetProcess("LOSS",2); |
51 | gMC->SetProcess("MULS",1); |
52 | gMC->SetProcess("RAYL",1); |
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53 | |
54 | Float_t cut = 1.e-3; // 1MeV cut by default |
55 | Float_t tofmax = 1.e10; |
56 | |
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57 | gMC->SetCut("CUTGAM", cut); |
58 | gMC->SetCut("CUTELE", cut); |
59 | gMC->SetCut("CUTNEU", cut); |
60 | gMC->SetCut("CUTHAD", cut); |
61 | gMC->SetCut("CUTMUO", cut); |
62 | gMC->SetCut("BCUTE", cut); |
63 | gMC->SetCut("BCUTM", cut); |
64 | gMC->SetCut("DCUTE", cut); |
65 | gMC->SetCut("DCUTM", cut); |
66 | gMC->SetCut("PPCUTM", cut); |
67 | gMC->SetCut("TOFMAX", tofmax); |
68 | |
69 | |
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70 | if (gSystem->Getenv("CONFIG_NPARTICLES")) |
71 | { |
72 | int nParticles = atoi(gSystem->Getenv("CONFIG_NPARTICLES")); |
73 | } else |
74 | { |
75 | int nParticles = 10000; |
76 | } |
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77 | |
78 | /*********************************************************************************/ |
79 | /*********************************************************************************/ |
80 | /***************** G E N E R A T O R S *********************************/ |
81 | |
82 | /** C O C K T A I L W I T H A F T E R B U R N E R S A F T E R W A R D S **/ |
83 | /***************** (WRAPPER GENERATOR) *********************************/ |
84 | |
85 | |
86 | |
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87 | AliGenCocktailAfterBurner* gener = new AliGenCocktailAfterBurner(); |
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88 | gener->SetPhiRange(0, 360); |
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89 | gener->SetThetaRange(40., 140.); |
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90 | gener->SetOrigin(0, 0, 0); //vertex position |
91 | gener->SetSigma(0, 0, 0); //Sigma in (X,Y,Z) (cm) on IP position |
92 | |
93 | /***************** HIJING PARAMETRIZATION ********************************/ |
94 | |
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95 | //AliGenHIJINGpara *g2 = new AliGenHIJINGpara(5); |
96 | //g2->SetMomentumRange(0, 999); |
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97 | |
98 | /***************** G E N B O X ***********************************/ |
99 | |
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100 | // AliGenBox *g1 = new AliGenBox(5); |
101 | // g1->SetMomentumRange(0, 3); |
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102 | // g1->SetOrigin(0,0,0); //vertex position |
103 | // g1->SetSigma(0,0,0); //Sigma in (X,Y,Z) (cm) on IP position |
104 | // g1->SetPart(310); //K0short(310), Lambda(3122) |
105 | |
106 | |
107 | /***************** M E V S I M ********************************/ |
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108 | |
109 | AliMevSimConfig *c = new AliMevSimConfig(1); |
110 | c->SetRectPlane(1); // reaction plane control, model 4 |
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111 | c->SetGrid(80,80); |
112 | |
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113 | AliGenMevSim *g3 = new AliGenMevSim(c); |
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114 | g3->SetPtRange(0.001, 3); |
115 | g3->SetMomentumRange(0.1, 3); |
116 | |
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117 | g3->SetTrackingFlag(1); |
118 | g3->SetOrigin(0.0, 0.0, 0.0); |
119 | g3->SetSigma(0.0, 0.0, 0.0); |
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120 | //g3->SetEtaCutRange(-4,4); |
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121 | |
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122 | AliMevSimParticle *piPlus = new AliMevSimParticle(kPiPlus, 100, 3, 0.2, 0.01, 3, 0.1, 0.0, 0.0); |
123 | AliMevSimParticle *piMinus = new AliMevSimParticle(kPiMinus, 100, 3, 0.2, 0.01, 3, 0.1, 0.0, 0.0); |
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124 | //AliMevSimParticle *KPlus = new AliMevSimParticle(kKPlus, 10, 0, 0.25, 0.0, 2, 0.15, 0.0, 0.0 ); |
125 | //AliMevSimParticle *KMinus = new AliMevSimParticle(kKMinus, 10, 0, 0.25, 0.0, 2, 0.15, 0.0, 0.0 ); |
126 | //AliMevSimParticle *protonPlus = new AliMevSimParticle(kProton, 3, 0, 0.4, 0.0, 2, 0.15, 0.0, 0.0); |
127 | //AliMevSimParticle *protonMinus = new AliMevSimParticle(kProtonBar, 2, 0, 0.4, 0.0, 2, 0.15, 0.0, 0.0); |
128 | |
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129 | g3->AddParticleType(piPlus); |
130 | g3->AddParticleType(piMinus); |
131 | //g3->AddParticleType(KPlus); |
132 | //g3->AddParticleType(KMinus); |
133 | //g3->AddParticleType(protonPlus); |
134 | //g3->AddParticleType(protonMinus); |
135 | |
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136 | |
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137 | /***************** H B T P R O C E S S O R ********************************/ |
138 | |
139 | AliGenHBTprocessor *hbtp = new AliGenHBTprocessor(); |
140 | hbtp->SetRefControl(2); |
141 | hbtp->SetSwitch1D(1); |
142 | hbtp->SetSwitch3D(1); |
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143 | hbtp->SetSwitchCoulomb(1); |
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144 | hbtp->SetSwitchCoherence(0); |
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145 | hbtp->SetSwitchFermiBose(-1); |
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146 | hbtp->SetDeltap(0.1); |
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147 | hbtp->SetDelChi(0.1); |
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148 | hbtp->SetLambda(0.5); |
149 | hbtp->SetQ0(8.0); |
150 | hbtp->SetR0(8.0); |
151 | hbtp->SetRParallel(8.0); |
152 | hbtp->SetR1d(8.0); |
153 | hbtp->SetRSide(8.0); |
154 | hbtp->SetRLong(8.0); |
155 | hbtp->SetROut(8.0); |
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156 | hbtp->SetPtRange(0.1,0.98); |
157 | hbtp->SetPIDs(211,-211); //pi+ pi- |
158 | hbtp->SetSwitchType(3); // fit both the like and unlike pair correl |
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159 | hbtp->SetMaxIterations(300); |
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160 | /***********************************************************************************/ |
161 | |
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162 | // gener->AddGenerator(g2,"HIJING PARAMETRIZATION",1); |
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163 | // gener->AddGenerator(g1,"BOX (K0short)",1); |
164 | gener->AddGenerator(g3,"MEVSIM",1); |
165 | |
166 | gener->AddAfterBurner(hbtp,"HBT PROCESSOR",1); |
167 | |
168 | gener->Init(); |
169 | // |
170 | // Activate this line if you want the vertex smearing to happen |
171 | // track by track |
172 | // |
173 | //gener->SetVertexSmear(perTrack); |
174 | |
175 | gAlice->SetField(-999, 2); //Specify maximum magnetic field in Tesla (neg. ==> default field) |
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176 | // gAlice->SetField(-999, 2, 2.); //Specify maximum magnetic field in Tesla (neg. ==> default field) |
177 | //Last number indicates the scale factor |
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178 | |
179 | Int_t iABSO = 1; |
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180 | Int_t iCRT = 0; |
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181 | Int_t iDIPO = 1; |
182 | Int_t iFMD = 0; |
183 | Int_t iFRAME = 1; |
184 | Int_t iHALL = 1; |
185 | Int_t iITS = 1; |
186 | Int_t iMAG = 1; |
187 | Int_t iMUON = 0; |
188 | Int_t iPHOS = 0; |
189 | Int_t iPIPE = 1; |
190 | Int_t iPMD = 0; |
191 | Int_t iRICH = 0; |
192 | Int_t iSHIL = 1; |
193 | Int_t iSTART = 0; |
194 | Int_t iTOF = 0; |
195 | Int_t iTPC = 1; |
196 | Int_t iTRD = 0; |
197 | Int_t iZDC = 0; |
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198 | Int_t iEMCAL = 0; |
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199 | |
200 | //=================== Alice BODY parameters ============================= |
201 | AliBODY *BODY = new AliBODY("BODY", "Alice envelop"); |
202 | |
203 | |
204 | if (iMAG) |
205 | { |
206 | //=================== MAG parameters ============================ |
207 | // --- Start with Magnet since detector layouts may be depending --- |
208 | // --- on the selected Magnet dimensions --- |
209 | AliMAG *MAG = new AliMAG("MAG", "Magnet"); |
210 | } |
211 | |
212 | |
213 | if (iABSO) |
214 | { |
215 | //=================== ABSO parameters ============================ |
216 | AliABSO *ABSO = new AliABSOv0("ABSO", "Muon Absorber"); |
217 | } |
218 | |
219 | if (iDIPO) |
220 | { |
221 | //=================== DIPO parameters ============================ |
222 | |
223 | AliDIPO *DIPO = new AliDIPOv2("DIPO", "Dipole version 2"); |
224 | } |
225 | |
226 | if (iHALL) |
227 | { |
228 | //=================== HALL parameters ============================ |
229 | |
230 | AliHALL *HALL = new AliHALL("HALL", "Alice Hall"); |
231 | } |
232 | |
233 | |
234 | if (iFRAME) |
235 | { |
236 | //=================== FRAME parameters ============================ |
237 | |
238 | AliFRAME *FRAME = new AliFRAMEv2("FRAME", "Space Frame"); |
239 | |
240 | } |
241 | |
242 | if (iSHIL) |
243 | { |
244 | //=================== SHIL parameters ============================ |
245 | |
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246 | AliSHIL *SHIL = new AliSHILv2("SHIL", "Shielding"); |
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247 | } |
248 | |
249 | |
250 | if (iPIPE) |
251 | { |
252 | //=================== PIPE parameters ============================ |
253 | |
254 | AliPIPE *PIPE = new AliPIPEv0("PIPE", "Beam Pipe"); |
255 | } |
256 | |
257 | if(iITS) { |
258 | |
259 | //=================== ITS parameters ============================ |
260 | // |
261 | // As the innermost detector in ALICE, the Inner Tracking System "impacts" on |
262 | // almost all other detectors. This involves the fact that the ITS geometry |
263 | // still has several options to be followed in parallel in order to determine |
264 | // the best set-up which minimizes the induced background. All the geometries |
265 | // available to date are described in the following. Read carefully the comments |
266 | // and use the default version (the only one uncommented) unless you are making |
267 | // comparisons and you know what you are doing. In this case just uncomment the |
268 | // ITS geometry you want to use and run Aliroot. |
269 | // |
270 | // Detailed geometries: |
271 | // |
272 | // |
273 | //AliITS *ITS = new AliITSv5symm("ITS","Updated ITS TDR detailed version with symmetric services"); |
274 | // |
275 | //AliITS *ITS = new AliITSv5asymm("ITS","Updates ITS TDR detailed version with asymmetric services"); |
276 | // |
277 | AliITSvPPRasymm *ITS = new AliITSvPPRasymm("ITS","New ITS PPR detailed version with asymmetric services"); |
278 | ITS->SetMinorVersion(2); // don't touch this parameter if you're not an ITS developer |
279 | ITS->SetReadDet(kFALSE); // don't touch this parameter if you're not an ITS developer |
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280 | // ITS->SetWriteDet("$ALICE_ROOT/ITS/ITSgeometry_vPPRasymm2.det"); // don't touch this parameter if you're not an ITS developer |
281 | ITS->SetThicknessDet1(200.); // detector thickness on layer 1 must be in the range [100,300] |
282 | ITS->SetThicknessDet2(200.); // detector thickness on layer 2 must be in the range [100,300] |
283 | ITS->SetThicknessChip1(200.); // chip thickness on layer 1 must be in the range [150,300] |
284 | ITS->SetThicknessChip2(200.); // chip thickness on layer 2 must be in the range [150,300] |
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285 | ITS->SetRails(1); // 1 --> rails in ; 0 --> rails out |
286 | ITS->SetCoolingFluid(1); // 1 --> water ; 0 --> freon |
287 | // |
288 | //AliITSvPPRsymm *ITS = new AliITSvPPRsymm("ITS","New ITS PPR detailed version with symmetric services"); |
289 | //ITS->SetMinorVersion(2); // don't touch this parameter if you're not an ITS developer |
290 | //ITS->SetReadDet(kFALSE); // don't touch this parameter if you're not an ITS developer |
291 | //ITS->SetWriteDet("$ALICE_ROOT/ITS/ITSgeometry_vPPRsymm2.det"); // don't touch this parameter if you're not an ITS developer |
292 | //ITS->SetThicknessDet1(300.); // detector thickness on layer 1 must be in the range [100,300] |
293 | //ITS->SetThicknessDet2(300.); // detector thickness on layer 2 must be in the range [100,300] |
294 | //ITS->SetThicknessChip1(300.); // chip thickness on layer 1 must be in the range [150,300] |
295 | //ITS->SetThicknessChip2(300.); // chip thickness on layer 2 must be in the range [150,300] |
296 | //ITS->SetRails(1); // 1 --> rails in ; 0 --> rails out |
297 | //ITS->SetCoolingFluid(1); // 1 --> water ; 0 --> freon |
298 | // |
299 | // |
300 | // Coarse geometries (warning: no hits are produced with these coarse geometries and they unuseful |
301 | // for reconstruction !): |
302 | // |
303 | // |
304 | //AliITSvPPRcoarseasymm *ITS = new AliITSvPPRcoarseasymm("ITS","New ITS PPR coarse version with asymmetric services"); |
305 | //ITS->SetRails(1); // 1 --> rails in ; 0 --> rails out |
306 | //ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon |
307 | // |
308 | //AliITS *ITS = new AliITSvPPRcoarsesymm("ITS","New ITS PPR coarse version with symmetric services"); |
309 | //ITS->SetRails(1); // 1 --> rails in ; 0 --> rails out |
310 | //ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon |
311 | // |
312 | // |
313 | // |
314 | // Geant3 <-> EUCLID conversion |
315 | // ============================ |
316 | // |
317 | // SetEUCLID is a flag to output (=1) or not to output (=0) both geometry and |
318 | // media to two ASCII files (called by default ITSgeometry.euc and |
319 | // ITSgeometry.tme) in a format understandable to the CAD system EUCLID. |
320 | // The default (=0) means that you dont want to use this facility. |
321 | // |
322 | ITS->SetEUCLID(0); |
323 | } |
324 | |
325 | |
326 | if (iTPC) |
327 | { |
328 | //============================ TPC parameters ================================ |
329 | // --- This allows the user to specify sectors for the SLOW (TPC geometry 2) |
330 | // --- Simulator. SecAL (SecAU) <0 means that ALL lower (upper) |
331 | // --- sectors are specified, any value other than that requires at least one |
332 | // --- sector (lower or upper)to be specified! |
333 | // --- Reminder: sectors 1-24 are lower sectors (1-12 -> z>0, 13-24 -> z<0) |
334 | // --- sectors 25-72 are the upper ones (25-48 -> z>0, 49-72 -> z<0) |
335 | // --- SecLows - number of lower sectors specified (up to 6) |
336 | // --- SecUps - number of upper sectors specified (up to 12) |
337 | // --- Sens - sensitive strips for the Slow Simulator !!! |
338 | // --- This does NOT work if all S or L-sectors are specified, i.e. |
339 | // --- if SecAL or SecAU < 0 |
340 | // |
341 | // |
342 | //----------------------------------------------------------------------------- |
343 | |
344 | // gROOT->LoadMacro("SetTPCParam.C"); |
345 | // AliTPCParam *param = SetTPCParam(); |
346 | AliTPC *TPC = new AliTPCv2("TPC", "Default"); |
347 | |
348 | // All sectors included |
349 | TPC->SetSecAL(-1); |
350 | TPC->SetSecAU(-1); |
351 | |
352 | } |
353 | |
354 | if (iTOF) |
355 | { |
356 | //=================== TOF parameters ============================ |
357 | AliTOF *TOF = new AliTOFv2("TOF", "normal TOF"); |
358 | } |
359 | |
360 | if (iRICH) |
361 | { |
362 | //=================== RICH parameters =========================== |
363 | AliRICH *RICH = new AliRICHv1("RICH", "normal RICH"); |
364 | |
365 | } |
366 | |
367 | |
368 | if (iZDC) |
369 | { |
370 | //=================== ZDC parameters ============================ |
371 | |
372 | AliZDC *ZDC = new AliZDCv1("ZDC", "normal ZDC"); |
373 | } |
374 | |
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375 | if (iCRT) |
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376 | { |
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377 | //=================== CRT parameters ============================ |
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378 | |
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379 | AliCRT *CRT = new AliCRTv1("CRT", "normal CRT"); |
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380 | } |
381 | |
382 | if (iTRD) |
383 | { |
384 | //=================== TRD parameters ============================ |
385 | |
386 | AliTRD *TRD = new AliTRDv1("TRD", "TRD slow simulator"); |
387 | |
388 | // Select the gas mixture (0: 97% Xe + 3% isobutane, 1: 90% Xe + 10% CO2) |
389 | TRD->SetGasMix(1); |
390 | |
391 | // With hole in front of PHOS |
392 | TRD->SetPHOShole(); |
393 | // With hole in front of RICH |
394 | TRD->SetRICHhole(); |
395 | // Switch on TR |
396 | AliTRDsim *TRDsim = TRD->CreateTR(); |
397 | } |
398 | |
399 | if (iFMD) |
400 | { |
401 | //=================== FMD parameters ============================ |
402 | |
403 | AliFMD *FMD = new AliFMDv1("FMD", "normal FMD"); |
404 | } |
405 | |
406 | if (iMUON) |
407 | { |
408 | //=================== MUON parameters =========================== |
409 | |
410 | AliMUON *MUON = new AliMUONv1("MUON", "default"); |
411 | } |
412 | //=================== PHOS parameters =========================== |
413 | |
414 | if (iPHOS) |
415 | { |
416 | AliPHOS *PHOS = new AliPHOSv1("PHOS", "GPS2"); |
417 | } |
418 | |
419 | |
420 | if (iPMD) |
421 | { |
422 | //=================== PMD parameters ============================ |
423 | |
424 | AliPMD *PMD = new AliPMDv1("PMD", "normal PMD"); |
425 | |
426 | PMD->SetPAR(1., 1., 0.8, 0.02); |
427 | PMD->SetIN(6., 18., -580., 27., 27.); |
428 | PMD->SetGEO(0.0, 0.2, 4.); |
429 | PMD->SetPadSize(0.8, 1.0, 1.0, 1.5); |
430 | |
431 | } |
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432 | if (iEMCAL && !iRICH) |
433 | { |
434 | //=================== EMCAL parameters ============================ |
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435 | AliEMCAL *EMCAL = new AliEMCALv1("EMCAL", "EMCALArch1a"); |
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436 | } |
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437 | |
438 | if (iSTART) |
439 | { |
440 | //=================== START parameters ============================ |
441 | AliSTART *START = new AliSTARTv1("START", "START Detector"); |
442 | } |
443 | |
444 | |
445 | } |