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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" | |
2253ef47 | 24 | #include "TOF/AliTOFv4T0.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" | |
d13ed8f3 | 30 | #include "MUON/AliMUONSt1GeometryBuilder.h" |
31 | #include "MUON/AliMUONSt2GeometryBuilder.h" | |
32 | #include "MUON/AliMUONSlatGeometryBuilder.h" | |
33 | #include "MUON/AliMUONTriggerGeometryBuilder.h" | |
de78d77f | 34 | #include "PHOS/AliPHOSv1.h" |
35 | #include "PMD/AliPMDv1.h" | |
36 | #include "START/AliSTARTv1.h" | |
37 | #include "CRT/AliCRTv1.h" | |
38 | #endif | |
39 | ||
642b80f3 | 40 | void Config() |
41 | { | |
42 | ||
43 | // | |
44 | // Set Random Number seed | |
45 | TDatime dt; | |
46 | UInt_t curtime=dt.Get(); | |
47 | UInt_t procid=gSystem->GetPid(); | |
48 | UInt_t seed=curtime-procid; | |
49 | ||
de78d77f | 50 | // gRandom->SetSeed(seed); |
51 | gRandom->SetSeed(12345); | |
642b80f3 | 52 | cerr<<"Seed for random number generation= "<<seed<<endl; |
53 | ||
c8921088 | 54 | // libraries required by geant321 |
de78d77f | 55 | #if defined(__CINT__) |
c8921088 | 56 | gSystem->Load("libgeant321"); |
de78d77f | 57 | #endif |
c8921088 | 58 | |
b9d0a01d | 59 | new TGeant3("C++ Interface to Geant3"); |
642b80f3 | 60 | |
61 | //======================================================================= | |
62 | // Create the output file | |
63 | ||
de78d77f | 64 | AliRunLoader* rl=0x0; |
65 | ||
66 | cout<<"Config.C: Creating Run Loader ..."<<endl; | |
67 | rl = AliRunLoader::Open("galice.root", | |
68 | AliConfig::fgkDefaultEventFolderName, | |
69 | "recreate"); | |
70 | if (rl == 0x0) | |
71 | { | |
72 | gAlice->Fatal("Config.C","Can not instatiate the Run Loader"); | |
73 | return; | |
74 | } | |
75 | rl->SetCompressionLevel(2); | |
76 | rl->SetNumberOfEventsPerFile(3); | |
77 | gAlice->SetRunLoader(rl); | |
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; | |
b9d0a01d | 164 | Int_t iCRT=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; | |
175 | Int_t iRICH=0; | |
176 | Int_t iSHIL=0; | |
177 | Int_t iSTART=0; | |
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] | |
259 | ITS->SetThicknessChip1(200.); // chip thickness on layer 1 must be in the range [100,300] | |
260 | ITS->SetThicknessChip2(200.); // chip thickness on layer 2 must be in the range [100,300] | |
261 | ITS->SetRails(1); // 1 --> rails in ; 0 --> rails out | |
262 | ITS->SetCoolingFluid(1); // 1 --> water ; 0 --> freon | |
263 | // | |
264 | //AliITSvPPRsymm *ITS = new AliITSvPPRsymm("ITS","New ITS PPR detailed version with symmetric services"); | |
265 | //ITS->SetMinorVersion(2); // don't touch this parameter if you're not an ITS developer | |
266 | //ITS->SetReadDet(kFALSE); // don't touch this parameter if you're not an ITS developer | |
267 | //ITS->SetWriteDet("$ALICE_ROOT/ITS/ITSgeometry_vPPRsymm2.det"); // don't touch this parameter if you're not an ITS developer | |
268 | //ITS->SetThicknessDet1(300.); // detector thickness on layer 1 must be in the range [150,300] | |
269 | //ITS->SetThicknessDet2(300.); // detector thickness on layer 2 must be in the range [150,300] | |
270 | //ITS->SetThicknessChip1(300.); // chip thickness on layer 1 must be in the range [100,300] | |
271 | //ITS->SetThicknessChip2(300.); // chip thickness on layer 2 must be in the range [100,300] | |
272 | //ITS->SetRails(1); // 1 --> rails in ; 0 --> rails out | |
273 | //ITS->SetCoolingFluid(1); // 1 --> water ; 0 --> freon | |
274 | // | |
275 | // | |
276 | // Coarse geometries (warning: no hits are produced with these coarse geometries and they unuseful | |
277 | // for reconstruction !): | |
278 | // | |
279 | // | |
280 | //AliITSvPPRcoarseasymm *ITS = new AliITSvPPRcoarseasymm("ITS","New ITS PPR coarse version with asymmetric services"); | |
281 | //ITS->SetRails(1); // 1 --> rails in ; 0 --> rails out | |
282 | //ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon | |
283 | // | |
284 | //AliITS *ITS = new AliITSvPPRcoarsesymm("ITS","New ITS PPR coarse version with symmetric services"); | |
285 | //ITS->SetRails(1); // 1 --> rails in ; 0 --> rails out | |
286 | //ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon | |
287 | // | |
288 | // | |
289 | // | |
290 | // Geant3 <-> EUCLID conversion | |
291 | // ============================ | |
292 | // | |
293 | // SetEUCLID is a flag to output (=1) or not to output (=0) both geometry and | |
294 | // media to two ASCII files (called by default ITSgeometry.euc and | |
295 | // ITSgeometry.tme) in a format understandable to the CAD system EUCLID. | |
296 | // The default (=0) means that you dont want to use this facility. | |
297 | // | |
298 | ITS->SetEUCLID(0); | |
299 | } | |
300 | ||
301 | ||
302 | if(iTPC) { | |
303 | //============================ TPC parameters ================================ | |
304 | // --- This allows the user to specify sectors for the SLOW (TPC geometry 2) | |
305 | // --- Simulator. SecAL (SecAU) <0 means that ALL lower (upper) | |
306 | // --- sectors are specified, any value other than that requires at least one | |
307 | // --- sector (lower or upper)to be specified! | |
308 | // --- Reminder: sectors 1-24 are lower sectors (1-12 -> z>0, 13-24 -> z<0) | |
309 | // --- sectors 25-72 are the upper ones (25-48 -> z>0, 49-72 -> z<0) | |
310 | // --- SecLows - number of lower sectors specified (up to 6) | |
311 | // --- SecUps - number of upper sectors specified (up to 12) | |
312 | // --- Sens - sensitive strips for the Slow Simulator !!! | |
313 | // --- This does NOT work if all S or L-sectors are specified, i.e. | |
314 | // --- if SecAL or SecAU < 0 | |
315 | // | |
316 | // | |
317 | //----------------------------------------------------------------------------- | |
318 | ||
319 | // gROOT->LoadMacro("SetTPCParam.C"); | |
320 | // AliTPCParam *param = SetTPCParam(); | |
321 | AliTPC *TPC = new AliTPCv2("TPC","Default"); | |
322 | // All sectors included | |
323 | TPC->SetSecAL(-1); | |
324 | TPC->SetSecAU(-1); | |
325 | ||
326 | } | |
327 | ||
328 | ||
329 | if(iTOF) { | |
330 | //=================== TOF parameters ============================ | |
2253ef47 | 331 | AliTOF *TOF = new AliTOFv4T0("TOF","normal TOF"); |
642b80f3 | 332 | } |
333 | ||
334 | if(iRICH) { | |
335 | //=================== RICH parameters =========================== | |
336 | AliRICH *RICH = new AliRICHv1("RICH","normal RICH"); | |
337 | ||
338 | } | |
339 | ||
340 | ||
341 | if(iZDC) { | |
342 | //=================== ZDC parameters ============================ | |
343 | ||
344 | AliZDC *ZDC = new AliZDCv1("ZDC","normal ZDC"); | |
345 | } | |
346 | ||
b9d0a01d | 347 | if(iCRT) { |
348 | //=================== CRT parameters ============================ | |
642b80f3 | 349 | |
b9d0a01d | 350 | AliCRT *CRT = new AliCRTv1("CRT","normal CRT"); |
642b80f3 | 351 | } |
352 | ||
353 | if(iTRD) { | |
354 | //=================== TRD parameters ============================ | |
355 | ||
356 | AliTRD *TRD = new AliTRDv1("TRD","TRD slow simulator"); | |
357 | ||
358 | // Select the gas mixture (0: 97% Xe + 3% isobutane, 1: 90% Xe + 10% CO2) | |
359 | TRD->SetGasMix(1); | |
360 | ||
361 | // With hole in front of PHOS | |
362 | TRD->SetPHOShole(); | |
363 | // With hole in front of RICH | |
364 | TRD->SetRICHhole(); | |
365 | // Switch on TR | |
366 | AliTRDsim *TRDsim = TRD->CreateTR(); | |
367 | } | |
368 | ||
369 | if(iFMD) { | |
370 | //=================== FMD parameters ============================ | |
371 | ||
372 | AliFMD *FMD = new AliFMDv0("FMD","normal FMD"); | |
373 | } | |
374 | ||
375 | if(iMUON) { | |
376 | //=================== MUON parameters =========================== | |
377 | AliMUON *MUON = new AliMUONv1("MUON","default"); | |
d13ed8f3 | 378 | MUON->AddGeometryBuilder(new AliMUONSt1GeometryBuilder(MUON)); |
379 | MUON->AddGeometryBuilder(new AliMUONSt2GeometryBuilder(MUON)); | |
380 | MUON->AddGeometryBuilder(new AliMUONSlatGeometryBuilder(MUON)); | |
381 | MUON->AddGeometryBuilder(new AliMUONTriggerGeometryBuilder(MUON)); | |
642b80f3 | 382 | } |
383 | ||
384 | //=================== PHOS parameters =========================== | |
385 | ||
386 | if(iPHOS) { | |
387 | AliPHOS *PHOS = new AliPHOSv1("PHOS","GPS2"); | |
388 | } | |
389 | ||
390 | ||
391 | if(iPMD) { | |
392 | //=================== PMD parameters ============================ | |
393 | ||
394 | AliPMD *PMD = new AliPMDv1("PMD","normal PMD"); | |
395 | PMD->SetPAR(1., 1., 0.8, 0.02); | |
396 | PMD->SetIN(6., 18., -580., 27., 27.); | |
397 | PMD->SetGEO(0.0, 0.2, 4.); | |
398 | PMD->SetPadSize(0.8, 1.0, 1.0, 1.5); | |
399 | ||
400 | } | |
401 | ||
402 | if(iSTART) { | |
403 | //=================== START parameters ============================ | |
404 | AliSTART *START = new AliSTARTv1("START","START Detector"); | |
405 | } | |
406 | ||
407 | ||
408 | } |