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[u/mrichter/AliRoot.git] / macros / Config.C
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456a8e2d 1static Int_t eventsPerRun = 100;
b84cbedc 2enum PprGeo_t
3{
4 kHoles, kNoHoles
5};
6static PprGeo_t geo = kHoles;
7
fe4da5cc 8void Config()
9{
682a4a95 10 // 7-DEC-2000 09:00
11 // Switch on Transition Radiation simulation. 6/12/00 18:00
12 // iZDC=1 7/12/00 09:00
13 // ThetaRange is (0., 180.). It was (0.28,179.72) 7/12/00 09:00
81bf125a 14 // Theta range given through pseudorapidity limits 22/6/2001
682a4a95 15
16 // Set Random Number seed
17 // gRandom->SetSeed(12345);
18
b9d0a01d 19
20 // libraries required by geant321
21 gSystem->Load("libgeant321");
22
23 new TGeant3("C++ Interface to Geant3");
682a4a95 24
25 if (!gSystem->Getenv("CONFIG_FILE"))
26 {
88cb7938 27 cout<<"Config.C: Creating Run Loader ..."<<endl;
28 AliRunLoader* rl = AliRunLoader::Open("galice.root",AliConfig::fgkDefaultEventFolderName,
29 "recreate");
30 if (rl == 0x0)
31 {
32 gAlice->Fatal("Config.C","Can not instatiate the Run Loader");
33 return;
34 }
35 rl->SetCompressionLevel(2);
36 rl->SetNumberOfEventsPerFile(3);
37 gAlice->SetRunLoader(rl);
682a4a95 38 }
39
d551411b 40
2ab0c725 41 //
682a4a95 42 // Set External decayer
b9d0a01d 43 TVirtualMCDecayer *decayer = new AliDecayerPythia();
682a4a95 44
45 decayer->SetForceDecay(kAll);
46 decayer->Init();
47 gMC->SetExternalDecayer(decayer);
682a4a95 48 //=======================================================================
6a3df6c9 49 // ************* STEERING parameters FOR ALICE SIMULATION **************
50 // --- Specify event type to be tracked through the ALICE setup
51 // --- All positions are in cm, angles in degrees, and P and E in GeV
52
53
54 gMC->SetProcess("DCAY",1);
55 gMC->SetProcess("PAIR",1);
56 gMC->SetProcess("COMP",1);
57 gMC->SetProcess("PHOT",1);
58 gMC->SetProcess("PFIS",0);
59 gMC->SetProcess("DRAY",0);
60 gMC->SetProcess("ANNI",1);
61 gMC->SetProcess("BREM",1);
62 gMC->SetProcess("MUNU",1);
63 gMC->SetProcess("CKOV",1);
64 gMC->SetProcess("HADR",1);
65 gMC->SetProcess("LOSS",2);
66 gMC->SetProcess("MULS",1);
67 gMC->SetProcess("RAYL",1);
682a4a95 68
69 Float_t cut = 1.e-3; // 1MeV cut by default
70 Float_t tofmax = 1.e10;
71
6a3df6c9 72 gMC->SetCut("CUTGAM", cut);
73 gMC->SetCut("CUTELE", cut);
74 gMC->SetCut("CUTNEU", cut);
75 gMC->SetCut("CUTHAD", cut);
76 gMC->SetCut("CUTMUO", cut);
77 gMC->SetCut("BCUTE", cut);
78 gMC->SetCut("BCUTM", cut);
79 gMC->SetCut("DCUTE", cut);
80 gMC->SetCut("DCUTM", cut);
81 gMC->SetCut("PPCUTM", cut);
82 gMC->SetCut("TOFMAX", tofmax);
83
84
85
682a4a95 86 if (gSystem->Getenv("CONFIG_NPARTICLES"))
87 {
88 int nParticles = atoi(gSystem->Getenv("CONFIG_NPARTICLES"));
89 } else
90 {
88cb7938 91 int nParticles = 30;
682a4a95 92 }
88cb7938 93 AliGenCocktail *gener = new AliGenCocktail();
94 gener->SetPhiRange(220, 320);
81bf125a 95 // Set pseudorapidity range from -8 to 8.
88cb7938 96 Float_t thmin = EtaToTheta(0.12); // theta min. <---> eta max
97 Float_t thmax = EtaToTheta(-0.12); // theta max. <---> eta min
81bf125a 98 gener->SetThetaRange(thmin,thmax);
682a4a95 99 gener->SetOrigin(0, 0, 0); //vertex position
100 gener->SetSigma(0, 0, 0); //Sigma in (X,Y,Z) (cm) on IP position
88cb7938 101
102 AliGenHIJINGpara *hijingparam = new AliGenHIJINGpara(nParticles);
103 hijingparam->SetMomentumRange(0.2, 999);
104 gener->AddGenerator(hijingparam,"HIJING PARAM",1);
105
106// AliGenBox *genbox = new AliGenBox(nParticles);
107// genbox->SetPart(22);
108// genbox->SetPtRange(0.3, 10.00);
109// gener->AddGenerator(genbox,"GENBOX GAMMA for PHOS",1);
682a4a95 110 gener->Init();
88cb7938 111
112
682a4a95 113 //
114 // Activate this line if you want the vertex smearing to happen
115 // track by track
2ab0c725 116 //
682a4a95 117 //gener->SetVertexSmear(perTrack);
35be7bcf 118 // Field (L3 0.4 T)
119 AliMagFMaps* field = new AliMagFMaps("Maps","Maps", 2, 1., 10., 1);
35be7bcf 120 gAlice->SetField(field);
121
122
88cb7938 123 Int_t iABSO = 0;
35be7bcf 124 Int_t iDIPO = 1;
88cb7938 125 Int_t iFMD = 0;
35be7bcf 126 Int_t iFRAME = 1;
127 Int_t iHALL = 1;
128 Int_t iITS = 1;
129 Int_t iMAG = 1;
88cb7938 130 Int_t iMUON = 0;
35be7bcf 131 Int_t iPHOS = 1;
132 Int_t iPIPE = 1;
88cb7938 133 Int_t iPMD = 0;
134 Int_t iRICH = 0;
35be7bcf 135 Int_t iSHIL = 1;
88cb7938 136 Int_t iSTART = 0;
137 Int_t iTOF = 0;
35be7bcf 138 Int_t iTPC = 1;
88cb7938 139 Int_t iTRD = 0;
140 Int_t iZDC = 0;
141 Int_t iEMCAL = 0;
35be7bcf 142 Int_t iCRT = 0;
88cb7938 143 Int_t iVZERO = 0;
144 rl->CdGAFile();
682a4a95 145 //=================== Alice BODY parameters =============================
146 AliBODY *BODY = new AliBODY("BODY", "Alice envelop");
2ab0c725 147
682a4a95 148 if (iMAG)
149 {
150 //=================== MAG parameters ============================
151 // --- Start with Magnet since detector layouts may be depending ---
152 // --- on the selected Magnet dimensions ---
153 AliMAG *MAG = new AliMAG("MAG", "Magnet");
154 }
8de40c27 155
fe4da5cc 156
682a4a95 157 if (iABSO)
158 {
159 //=================== ABSO parameters ============================
160 AliABSO *ABSO = new AliABSOv0("ABSO", "Muon Absorber");
161 }
fe4da5cc 162
682a4a95 163 if (iDIPO)
164 {
165 //=================== DIPO parameters ============================
fe4da5cc 166
682a4a95 167 AliDIPO *DIPO = new AliDIPOv2("DIPO", "Dipole version 2");
168 }
fe4da5cc 169
682a4a95 170 if (iHALL)
171 {
172 //=================== HALL parameters ============================
2ab0c725 173
682a4a95 174 AliHALL *HALL = new AliHALL("HALL", "Alice Hall");
175 }
2ab0c725 176
2ab0c725 177
682a4a95 178 if (iFRAME)
179 {
180 //=================== FRAME parameters ============================
2ab0c725 181
35be7bcf 182 AliFRAMEv2 *FRAME = new AliFRAMEv2("FRAME", "Space Frame");
183 if (geo == kHoles) {
184 FRAME->SetHoles(1);
185 } else {
186 FRAME->SetHoles(0);
187 }
682a4a95 188 }
fe4da5cc 189
682a4a95 190 if (iSHIL)
191 {
192 //=================== SHIL parameters ============================
8dfe31df 193
35be7bcf 194 AliSHIL *SHIL = new AliSHILv2("SHIL", "Shielding Version 2");
682a4a95 195 }
fe4da5cc 196
ecd5c1f7 197
682a4a95 198 if (iPIPE)
199 {
200 //=================== PIPE parameters ============================
b422f318 201
682a4a95 202 AliPIPE *PIPE = new AliPIPEv0("PIPE", "Beam Pipe");
203 }
d6478a5d 204
35be7bcf 205 if(iITS) {
2ab0c725 206
35be7bcf 207 //=================== ITS parameters ============================
d6478a5d 208 //
209 // As the innermost detector in ALICE, the Inner Tracking System "impacts" on
210 // almost all other detectors. This involves the fact that the ITS geometry
211 // still has several options to be followed in parallel in order to determine
212 // the best set-up which minimizes the induced background. All the geometries
213 // available to date are described in the following. Read carefully the comments
214 // and use the default version (the only one uncommented) unless you are making
215 // comparisons and you know what you are doing. In this case just uncomment the
216 // ITS geometry you want to use and run Aliroot.
217 //
218 // Detailed geometries:
219 //
220 //
221 //AliITS *ITS = new AliITSv5symm("ITS","Updated ITS TDR detailed version with symmetric services");
222 //
223 //AliITS *ITS = new AliITSv5asymm("ITS","Updates ITS TDR detailed version with asymmetric services");
224 //
35be7bcf 225 AliITSvPPRasymm *ITS = new AliITSvPPRasymm("ITS","New ITS PPR detailed version with asymmetric services");
226 ITS->SetMinorVersion(2); // don't touch this parameter if you're not an ITS developer
227 ITS->SetReadDet(kFALSE); // don't touch this parameter if you're not an ITS developer
3cdf398d 228 // ITS->SetWriteDet("$ALICE_ROOT/ITS/ITSgeometry_vPPRasymm2.det"); // don't touch this parameter if you're not an ITS developer
35be7bcf 229 ITS->SetThicknessDet1(200.); // detector thickness on layer 1 must be in the range [100,300]
230 ITS->SetThicknessDet2(200.); // detector thickness on layer 2 must be in the range [100,300]
231 ITS->SetThicknessChip1(200.); // chip thickness on layer 1 must be in the range [150,300]
232 ITS->SetThicknessChip2(200.); // chip thickness on layer 2 must be in the range [150,300]
233 ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out
234 ITS->SetCoolingFluid(1); // 1 --> water ; 0 --> freon
235 //
d6478a5d 236 //AliITSvPPRsymm *ITS = new AliITSvPPRsymm("ITS","New ITS PPR detailed version with symmetric services");
237 //ITS->SetMinorVersion(2); // don't touch this parameter if you're not an ITS developer
238 //ITS->SetReadDet(kFALSE); // don't touch this parameter if you're not an ITS developer
239 //ITS->SetWriteDet("$ALICE_ROOT/ITS/ITSgeometry_vPPRsymm2.det"); // don't touch this parameter if you're not an ITS developer
6ed59d9f 240 //ITS->SetThicknessDet1(200.); // detector thickness on layer 1 must be in the range [100,300]
241 //ITS->SetThicknessDet2(200.); // detector thickness on layer 2 must be in the range [100,300]
242 //ITS->SetThicknessChip1(200.); // chip thickness on layer 1 must be in the range [150,300]
243 //ITS->SetThicknessChip2(200.); // chip thickness on layer 2 must be in the range [150,300]
35be7bcf 244 //ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out
d6478a5d 245 //ITS->SetCoolingFluid(1); // 1 --> water ; 0 --> freon
246 //
247 //
248 // Coarse geometries (warning: no hits are produced with these coarse geometries and they unuseful
249 // for reconstruction !):
250 //
251 //
252 //AliITSvPPRcoarseasymm *ITS = new AliITSvPPRcoarseasymm("ITS","New ITS PPR coarse version with asymmetric services");
35be7bcf 253 //ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out
d6478a5d 254 //ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon
255 //
256 //AliITS *ITS = new AliITSvPPRcoarsesymm("ITS","New ITS PPR coarse version with symmetric services");
35be7bcf 257 //ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out
d6478a5d 258 //ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon
259 //
260 //
261 //
262 // Geant3 <-> EUCLID conversion
263 // ============================
264 //
265 // SetEUCLID is a flag to output (=1) or not to output (=0) both geometry and
266 // media to two ASCII files (called by default ITSgeometry.euc and
267 // ITSgeometry.tme) in a format understandable to the CAD system EUCLID.
268 // The default (=0) means that you dont want to use this facility.
269 //
88cb7938 270 ITS->SetEUCLID(0);
35be7bcf 271 }
682a4a95 272
273 if (iTPC)
274 {
275 //============================ TPC parameters ================================
276 // --- This allows the user to specify sectors for the SLOW (TPC geometry 2)
277 // --- Simulator. SecAL (SecAU) <0 means that ALL lower (upper)
278 // --- sectors are specified, any value other than that requires at least one
279 // --- sector (lower or upper)to be specified!
280 // --- Reminder: sectors 1-24 are lower sectors (1-12 -> z>0, 13-24 -> z<0)
281 // --- sectors 25-72 are the upper ones (25-48 -> z>0, 49-72 -> z<0)
282 // --- SecLows - number of lower sectors specified (up to 6)
283 // --- SecUps - number of upper sectors specified (up to 12)
284 // --- Sens - sensitive strips for the Slow Simulator !!!
285 // --- This does NOT work if all S or L-sectors are specified, i.e.
286 // --- if SecAL or SecAU < 0
287 //
288 //
289 //-----------------------------------------------------------------------------
290
291 // gROOT->LoadMacro("SetTPCParam.C");
292 // AliTPCParam *param = SetTPCParam();
293 AliTPC *TPC = new AliTPCv2("TPC", "Default");
294
295 // All sectors included
682a4a95 296 TPC->SetSecAU(-1);
88cb7938 297 TPC->SetSecAL(-1);
682a4a95 298 }
299
35be7bcf 300
301 if (iTOF) {
302 if (geo == kHoles) {
682a4a95 303 //=================== TOF parameters ============================
35be7bcf 304 AliTOF *TOF = new AliTOFv2FHoles("TOF", "TOF with Holes");
305 } else {
306 AliTOF *TOF = new AliTOFv4T0("TOF", "normal TOF");
307 }
682a4a95 308 }
309
35be7bcf 310
682a4a95 311 if (iRICH)
312 {
313 //=================== RICH parameters ===========================
35be7bcf 314 AliRICH *RICH = new AliRICHv3("RICH", "normal RICH");
682a4a95 315
316 }
317
318
319 if (iZDC)
320 {
321 //=================== ZDC parameters ============================
322
2423e0d9 323 AliZDC *ZDC = new AliZDCv2("ZDC", "normal ZDC");
682a4a95 324 }
325
682a4a95 326 if (iTRD)
327 {
328 //=================== TRD parameters ============================
329
330 AliTRD *TRD = new AliTRDv1("TRD", "TRD slow simulator");
331
332 // Select the gas mixture (0: 97% Xe + 3% isobutane, 1: 90% Xe + 10% CO2)
333 TRD->SetGasMix(1);
35be7bcf 334 if (geo == kHoles) {
335 // With hole in front of PHOS
336 TRD->SetPHOShole();
337 // With hole in front of RICH
338 TRD->SetRICHhole();
339 }
340 // Switch on TR
341 AliTRDsim *TRDsim = TRD->CreateTR();
682a4a95 342 }
343
344 if (iFMD)
345 {
346 //=================== FMD parameters ============================
35be7bcf 347 AliFMD *FMD = new AliFMDv1("FMD", "normal FMD");
6e0a07ef 348 FMD->SetRingsSi1(256);
35be7bcf 349 FMD->SetRingsSi2(128);
f6d3338b 350 FMD->SetSectorsSi1(20);
35be7bcf 351 FMD->SetSectorsSi2(40);
f6d3338b 352 }
682a4a95 353
354 if (iMUON)
355 {
356 //=================== MUON parameters ===========================
357
358 AliMUON *MUON = new AliMUONv1("MUON", "default");
359 }
360 //=================== PHOS parameters ===========================
361
362 if (iPHOS)
363 {
35be7bcf 364 AliPHOS *PHOS = new AliPHOSv1("PHOS", "IHEP");
682a4a95 365 }
366
367
368 if (iPMD)
369 {
370 //=================== PMD parameters ============================
682a4a95 371 AliPMD *PMD = new AliPMDv1("PMD", "normal PMD");
35be7bcf 372 }
682a4a95 373
35be7bcf 374 if (iSTART)
375 {
376 //=================== START parameters ============================
377 AliSTART *START = new AliSTARTv1("START", "START Detector");
682a4a95 378 }
379
35be7bcf 380 if (iEMCAL)
9757d28c 381 {
382 //=================== EMCAL parameters ============================
88cb7938 383 AliEMCAL *EMCAL = new AliEMCALv1("EMCAL", "EMCALArch1a");
9757d28c 384 }
385
35be7bcf 386 if (iCRT)
682a4a95 387 {
35be7bcf 388 //=================== CRT parameters ============================
389 AliCRT *CRT = new AliCRTv0("CRT", "normal ACORDE");
682a4a95 390 }
391
35be7bcf 392 if (iVZERO)
393 {
394 //=================== CRT parameters ============================
395 AliVZERO *VZERO = new AliVZEROv2("VZERO", "normal VZERO");
396 }
682a4a95 397
398}
81bf125a 399
400Float_t EtaToTheta(Float_t arg){
401 return (180./TMath::Pi())*2.*atan(exp(-arg));
402}