1 static Int_t eventsPerRun = 100;
6 static PprGeo_t geo = kHoles;
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
14 // Theta range given through pseudorapidity limits 22/6/2001
16 // Set Random Number seed
17 // AliLoader::SetDebug(5) ;
18 gRandom->SetSeed(12345);
21 // libraries required by geant321
22 gSystem->Load("libgeant321");
24 new TGeant3("C++ Interface to Geant3");
26 if (!gSystem->Getenv("CONFIG_FILE"))
28 cout<<"Config.C: Creating Run Loader ..."<<endl;
29 AliRunLoader* rl = AliRunLoader::Open("galice.root",AliConfig::fgkDefaultEventFolderName,
33 gAlice->Fatal("Config.C","Can not instatiate the Run Loader");
36 rl->SetCompressionLevel(2);
37 rl->SetNumberOfEventsPerFile(1000);
38 gAlice->SetRunLoader(rl);
41 TGeant3 *geant3 = (TGeant3 *) gMC;
44 // Set External decayer
45 TVirtualMCDecayer *decayer = new AliDecayerPythia();
47 decayer->SetForceDecay(kAll);
49 gMC->SetExternalDecayer(decayer);
52 //=======================================================================
53 // ******* GEANT STEERING parameters FOR ALICE SIMULATION *******
54 geant3->SetTRIG(1); //Number of events to be processed
55 geant3->SetSWIT(4, 10);
56 geant3->SetDEBU(0, 0, 1);
57 //geant3->SetSWIT(2,2);
68 geant3->SetHADR(1); //Select pure GEANH (HADR 1) or GEANH/NUCRIN (HADR 3)
72 geant3->SetAUTO(1); //Select automatic STMIN etc... calc. (AUTO 1) or manual (AUTO 0)
73 geant3->SetABAN(0); //Restore 3.16 behaviour for abandoned tracks
74 geant3->SetOPTI(2); //Select optimisation level for GEANT geometry searches (0,1,2)
75 geant3->SetERAN(5.e-7);
77 Float_t cut = 1.e-3; // 1MeV cut by default
78 Float_t tofmax = 1.e10;
80 // GAM ELEC NHAD CHAD MUON EBREM MUHAB EDEL MUDEL MUPA TOFMAX
81 geant3->SetCUTS(cut, cut, cut, cut, cut, cut, cut, cut, cut, cut,
84 //=======================================================================
85 // ************* STEERING parameters FOR ALICE SIMULATION **************
86 // --- Specify event type to be tracked through the ALICE setup
87 // --- All positions are in cm, angles in degrees, and P and E in GeV
88 if (gSystem->Getenv("CONFIG_NPARTICLES"))
90 int nParticles = atoi(gSystem->Getenv("CONFIG_NPARTICLES"));
95 AliGenHIJINGpara *gener = new AliGenHIJINGpara(nParticles);
96 gener->SetMomentumRange(10,11.);
97 gener->SetPhiRange(269.5,270.5);
98 gener->SetThetaRange(85.0,95.0);
99 gener->SetOrigin(0,0,0); //vertex position
100 gener->SetSigma(0,0,0); //Sigma in (X,Y,Z) (cm) on IP position
104 // Activate this line if you want the vertex smearing to happen
107 //gener->SetVertexSmear(perTrack);
109 AliMagFMaps* field = new AliMagFMaps("Maps","Maps", 2, 1., 10., 1);
110 gAlice->SetField(field);
135 //=================== Alice BODY parameters =============================
136 AliBODY *BODY = new AliBODY("BODY", "Alice envelop");
140 //=================== MAG parameters ============================
141 // --- Start with Magnet since detector layouts may be depending ---
142 // --- on the selected Magnet dimensions ---
143 AliMAG *MAG = new AliMAG("MAG", "Magnet");
149 //=================== ABSO parameters ============================
150 AliABSO *ABSO = new AliABSOv0("ABSO", "Muon Absorber");
155 //=================== DIPO parameters ============================
157 AliDIPO *DIPO = new AliDIPOv2("DIPO", "Dipole version 2");
162 //=================== HALL parameters ============================
164 AliHALL *HALL = new AliHALL("HALL", "Alice Hall");
170 //=================== FRAME parameters ============================
172 AliFRAMEv2 *FRAME = new AliFRAMEv2("FRAME", "Space Frame");
182 //=================== SHIL parameters ============================
184 AliSHIL *SHIL = new AliSHILv2("SHIL", "Shielding Version 2");
190 //=================== PIPE parameters ============================
192 AliPIPE *PIPE = new AliPIPEv0("PIPE", "Beam Pipe");
197 //=================== ITS parameters ============================
199 // As the innermost detector in ALICE, the Inner Tracking System "impacts" on
200 // almost all other detectors. This involves the fact that the ITS geometry
201 // still has several options to be followed in parallel in order to determine
202 // the best set-up which minimizes the induced background. All the geometries
203 // available to date are described in the following. Read carefully the comments
204 // and use the default version (the only one uncommented) unless you are making
205 // comparisons and you know what you are doing. In this case just uncomment the
206 // ITS geometry you want to use and run Aliroot.
208 // Detailed geometries:
211 //AliITS *ITS = new AliITSv5symm("ITS","Updated ITS TDR detailed version with symmetric services");
213 //AliITS *ITS = new AliITSv5asymm("ITS","Updates ITS TDR detailed version with asymmetric services");
215 AliITSvPPRasymm *ITS = new AliITSvPPRasymm("ITS","New ITS PPR detailed version with asymmetric services");
216 ITS->SetMinorVersion(2); // don't touch this parameter if you're not an ITS developer
217 ITS->SetReadDet(kFALSE); // don't touch this parameter if you're not an ITS developer
218 // ITS->SetWriteDet("$ALICE_ROOT/ITS/ITSgeometry_vPPRasymm2.det"); // don't touch this parameter if you're not an ITS developer
219 ITS->SetThicknessDet1(200.); // detector thickness on layer 1 must be in the range [100,300]
220 ITS->SetThicknessDet2(200.); // detector thickness on layer 2 must be in the range [100,300]
221 ITS->SetThicknessChip1(200.); // chip thickness on layer 1 must be in the range [150,300]
222 ITS->SetThicknessChip2(200.); // chip thickness on layer 2 must be in the range [150,300]
223 ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out
224 ITS->SetCoolingFluid(1); // 1 --> water ; 0 --> freon
226 //AliITSvPPRsymm *ITS = new AliITSvPPRsymm("ITS","New ITS PPR detailed version with symmetric services");
227 //ITS->SetMinorVersion(2); // don't touch this parameter if you're not an ITS developer
228 //ITS->SetReadDet(kFALSE); // don't touch this parameter if you're not an ITS developer
229 //ITS->SetWriteDet("$ALICE_ROOT/ITS/ITSgeometry_vPPRsymm2.det"); // don't touch this parameter if you're not an ITS developer
230 //ITS->SetThicknessDet1(200.); // detector thickness on layer 1 must be in the range [100,300]
231 //ITS->SetThicknessDet2(200.); // detector thickness on layer 2 must be in the range [100,300]
232 //ITS->SetThicknessChip1(200.); // chip thickness on layer 1 must be in the range [150,300]
233 //ITS->SetThicknessChip2(200.); // chip thickness on layer 2 must be in the range [150,300]
234 //ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out
235 //ITS->SetCoolingFluid(1); // 1 --> water ; 0 --> freon
238 // Coarse geometries (warning: no hits are produced with these coarse geometries and they unuseful
239 // for reconstruction !):
242 //AliITSvPPRcoarseasymm *ITS = new AliITSvPPRcoarseasymm("ITS","New ITS PPR coarse version with asymmetric services");
243 //ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out
244 //ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon
246 //AliITS *ITS = new AliITSvPPRcoarsesymm("ITS","New ITS PPR coarse version with symmetric services");
247 //ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out
248 //ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon
252 // Geant3 <-> EUCLID conversion
253 // ============================
255 // SetEUCLID is a flag to output (=1) or not to output (=0) both geometry and
256 // media to two ASCII files (called by default ITSgeometry.euc and
257 // ITSgeometry.tme) in a format understandable to the CAD system EUCLID.
258 // The default (=0) means that you dont want to use this facility.
265 //============================ TPC parameters ================================
266 // --- This allows the user to specify sectors for the SLOW (TPC geometry 2)
267 // --- Simulator. SecAL (SecAU) <0 means that ALL lower (upper)
268 // --- sectors are specified, any value other than that requires at least one
269 // --- sector (lower or upper)to be specified!
270 // --- Reminder: sectors 1-24 are lower sectors (1-12 -> z>0, 13-24 -> z<0)
271 // --- sectors 25-72 are the upper ones (25-48 -> z>0, 49-72 -> z<0)
272 // --- SecLows - number of lower sectors specified (up to 6)
273 // --- SecUps - number of upper sectors specified (up to 12)
274 // --- Sens - sensitive strips for the Slow Simulator !!!
275 // --- This does NOT work if all S or L-sectors are specified, i.e.
276 // --- if SecAL or SecAU < 0
279 //-----------------------------------------------------------------------------
281 // gROOT->LoadMacro("SetTPCParam.C");
282 // AliTPCParam *param = SetTPCParam();
283 AliTPC *TPC = new AliTPCv2("TPC", "Default");
285 // All sectors included
293 //=================== TOF parameters ============================
294 AliTOF *TOF = new AliTOFv2FHoles("TOF", "TOF with Holes");
296 AliTOF *TOF = new AliTOFv4T0("TOF", "normal TOF");
303 //=================== RICH parameters ===========================
304 AliRICH *RICH = new AliRICHv3("RICH", "normal RICH");
311 //=================== ZDC parameters ============================
313 AliZDC *ZDC = new AliZDCv2("ZDC", "normal ZDC");
318 //=================== TRD parameters ============================
320 AliTRD *TRD = new AliTRDv1("TRD", "TRD slow simulator");
322 // Select the gas mixture (0: 97% Xe + 3% isobutane, 1: 90% Xe + 10% CO2)
325 // With hole in front of PHOS
327 // With hole in front of RICH
331 AliTRDsim *TRDsim = TRD->CreateTR();
336 //=================== FMD parameters ============================
337 AliFMD *FMD = new AliFMDv1("FMD", "normal FMD");
338 FMD->SetRingsSi1(256);
339 FMD->SetRingsSi2(128);
340 FMD->SetSectorsSi1(20);
341 FMD->SetSectorsSi2(40);
346 //=================== MUON parameters ===========================
348 AliMUON *MUON = new AliMUONv1("MUON", "default");
350 //=================== PHOS parameters ===========================
354 AliPHOS *PHOS = new AliPHOSv1("PHOS", "IHEP");
360 //=================== PMD parameters ============================
361 AliPMD *PMD = new AliPMDv1("PMD", "normal PMD");
366 //=================== START parameters ============================
367 AliSTART *START = new AliSTARTv1("START", "START Detector");
372 //=================== EMCAL parameters ============================
373 AliEMCAL *EMCAL = new AliEMCALv1("EMCAL", "EMCALArch1a");
378 //=================== CRT parameters ============================
379 AliCRT *CRT = new AliCRTv0("CRT", "normal ACORDE");
384 //=================== CRT parameters ============================
385 AliVZERO *VZERO = new AliVZEROv2("VZERO", "normal VZERO");
390 Float_t EtaToTheta(Float_t arg){
391 return (180./TMath::Pi())*2.*atan(exp(-arg));