1 // Configuration of simulation
5 kDefaultPPTrig, kDefaultPbPbTrig
8 const char * pprTrigConfName[] = {
12 Float_t EtaToTheta(Float_t arg);
14 static AliMagF::BeamType_t beamType = AliMagF::kBeamTypeAA;
15 static Double_t beamEnergy = 7000.*82./208;
16 static PprTrigConf_t strig = kDefaultPPTrig;// default PP trigger configuration
20 // ThetaRange is (0., 180.). It was (0.28,179.72) 7/12/00 09:00
21 // Theta range given through pseudorapidity limits 22/6/2001
23 // Set Random Number seed
24 gRandom->SetSeed(123456); // Set 0 to use the currecnt time
26 // The libraries required by Geant3 are loaded in sim.C
28 new TGeant3TGeo("C++ Interface to Geant3");
33 rl = AliRunLoader::Open("galice.root",
34 AliConfig::GetDefaultEventFolderName(),
38 gAlice->Fatal("Config.C","Can not instatiate the Run Loader");
41 rl->SetCompressionLevel(2);
42 rl->SetNumberOfEventsPerFile(3);
43 gAlice->SetRunLoader(rl);
45 // Set the trigger configuration
46 AliSimulation::Instance()->SetTriggerConfig(pprTrigConfName[strig]);
47 cout<<"Trigger configuration is set to "<<pprTrigConfName[strig]<<endl;
50 // Set External decayer
51 TVirtualMCDecayer *decayer = new AliDecayerPythia();
53 decayer->SetForceDecay(kAll);
56 TVirtualMC * vmc = TVirtualMC::GetMC();
58 vmc->SetExternalDecayer(decayer);
59 //=======================================================================
60 // ************* STEERING parameters FOR ALICE SIMULATION **************
61 // --- Specify event type to be tracked through the ALICE setup
62 // --- All positions are in cm, angles in degrees, and P and E in GeV
65 vmc->SetProcess("DCAY",1);
66 vmc->SetProcess("PAIR",1);
67 vmc->SetProcess("COMP",1);
68 vmc->SetProcess("PHOT",1);
69 vmc->SetProcess("PFIS",0);
70 vmc->SetProcess("DRAY",0);
71 vmc->SetProcess("ANNI",1);
72 vmc->SetProcess("BREM",1);
73 vmc->SetProcess("MUNU",1);
74 vmc->SetProcess("CKOV",1);
75 vmc->SetProcess("HADR",1);
76 vmc->SetProcess("LOSS",2);
77 vmc->SetProcess("MULS",1);
78 vmc->SetProcess("RAYL",1);
80 Float_t cut = 1.e-3; // 1MeV cut by default
81 Float_t tofmax = 1.e10;
83 vmc->SetCut("CUTGAM", cut);
84 vmc->SetCut("CUTELE", cut);
85 vmc->SetCut("CUTNEU", cut);
86 vmc->SetCut("CUTHAD", cut);
87 vmc->SetCut("CUTMUO", cut);
88 vmc->SetCut("BCUTE", cut);
89 vmc->SetCut("BCUTM", cut);
90 vmc->SetCut("DCUTE", cut);
91 vmc->SetCut("DCUTM", cut);
92 vmc->SetCut("PPCUTM", cut);
93 vmc->SetCut("TOFMAX", tofmax);
95 // Special generation for Valgrind tests
96 // Each detector is fired by few particles selected
97 // to cover specific cases
100 // The cocktail itself
102 AliGenCocktail *gener = new AliGenCocktail();
103 gener->SetEnergyCMS(beamEnergy); // Needed by ZDC
104 gener->SetPhiRange(0, 360);
105 // Set pseudorapidity range from -8 to 8.
106 Float_t thmin = EtaToTheta(8); // theta min. <---> eta max
107 Float_t thmax = EtaToTheta(-8); // theta max. <---> eta min
108 gener->SetThetaRange(thmin,thmax);
109 gener->SetOrigin(0, 0, 0); //vertex position
110 gener->SetSigma(0, 0, 0); //Sigma in (X,Y,Z) (cm) on IP position
113 // Particle guns for the barrel part (taken from RichConfig)
115 AliGenFixed *pG1=new AliGenFixed(1);
116 pG1->SetPart(kProton);
117 pG1->SetMomentum(2.5);
118 pG1->SetTheta(109.5-3);
120 gener->AddGenerator(pG1,"g1",1);
122 AliGenFixed *pG2=new AliGenFixed(1);
123 pG2->SetPart(kPiPlus);
124 pG2->SetMomentum(1.0);
125 pG2->SetTheta( 90.0-3);
127 gener->AddGenerator(pG2,"g2",1);
129 AliGenFixed *pG3=new AliGenFixed(1);
130 pG3->SetPart(kPiMinus);
131 pG3->SetMomentum(1.5);
132 pG3->SetTheta(109.5-3);
134 gener->AddGenerator(pG3,"g3",1);
136 AliGenFixed *pG4=new AliGenFixed(1);
137 pG4->SetPart(kKPlus);
138 pG4->SetMomentum(0.7);
139 pG4->SetTheta( 90.0-3);
141 gener->AddGenerator(pG4,"g4",1);
143 AliGenFixed *pG5=new AliGenFixed(1);
144 pG5->SetPart(kKMinus);
145 pG5->SetMomentum(1.0);
146 pG5->SetTheta( 70.0-3);
148 gener->AddGenerator(pG5,"g5",1);
150 AliGenFixed *pG6=new AliGenFixed(1);
151 pG6->SetPart(kProtonBar);
152 pG6->SetMomentum(2.5);
153 pG6->SetTheta( 90.0-3);
155 gener->AddGenerator(pG6,"g6",1);
157 AliGenFixed *pG7=new AliGenFixed(1);
158 pG7->SetPart(kPiMinus);
159 pG7->SetMomentum(0.7);
160 pG7->SetTheta( 70.0-3);
162 gener->AddGenerator(pG7,"g7",1);
166 AliGenFixed *pG8=new AliGenFixed(1);
167 pG8->SetPart(kElectron);
168 pG8->SetMomentum(1.2);
169 pG8->SetTheta( 95.0);
171 gener->AddGenerator(pG8,"g8",1);
173 AliGenFixed *pG9=new AliGenFixed(1);
174 pG9->SetPart(kPositron);
175 pG9->SetMomentum(1.2);
176 pG9->SetTheta( 85.0);
178 gener->AddGenerator(pG9,"g9",1);
182 AliGenBox *gphos = new AliGenBox(1);
183 gphos->SetMomentumRange(10,11.);
184 gphos->SetPhiRange(270.5,270.7);
185 gphos->SetThetaRange(90.5,90.7);
186 gphos->SetPart(kGamma);
187 gener->AddGenerator(gphos,"GENBOX GAMMA for PHOS",1);
191 AliGenBox *gemcal = new AliGenBox(1);
192 gemcal->SetMomentumRange(10,11.);
193 gemcal->SetPhiRange(90.5,199.5);
194 gemcal->SetThetaRange(90.5,90.7);
195 gemcal->SetPart(kGamma);
196 gener->AddGenerator(gemcal,"GENBOX GAMMA for EMCAL",1);
199 AliGenBox * gmuon1 = new AliGenBox(1);
200 gmuon1->SetMomentumRange(20.,20.1);
201 gmuon1->SetPhiRange(0., 360.);
202 gmuon1->SetThetaRange(171.000,178.001);
203 gmuon1->SetPart(kMuonMinus); // Muons
204 gener->AddGenerator(gmuon1,"GENBOX MUON1",1);
206 AliGenBox * gmuon2 = new AliGenBox(1);
207 gmuon2->SetMomentumRange(20.,20.1);
208 gmuon2->SetPhiRange(0., 360.);
209 gmuon2->SetThetaRange(171.000,178.001);
210 gmuon2->SetPart(kMuonPlus); // Muons
211 gener->AddGenerator(gmuon2,"GENBOX MUON1",1);
214 AliGenFixed *gtof=new AliGenFixed(1);
215 gtof->SetPart(kProton);
216 gtof->SetMomentum(2.5);
219 gener->AddGenerator(gtof,"Proton for TOF",1);
222 AliGenFixed *gfmd1=new AliGenFixed(1);
223 gfmd1->SetPart(kGamma);
224 gfmd1->SetMomentum(25);
225 gfmd1->SetTheta(1.8);
227 gener->AddGenerator(gfmd1,"Gamma for FMD1",1);
230 AliGenFixed *gfmd2i=new AliGenFixed(1);
231 gfmd2i->SetPart(kPiPlus);
232 gfmd2i->SetMomentum(1.5);
233 gfmd2i->SetTheta(7.3);
235 gener->AddGenerator(gfmd2i,"Pi+ for FMD2i",1);
238 AliGenFixed *gfmd2o=new AliGenFixed(1);
239 gfmd2o->SetPart(kPiMinus);
240 gfmd2o->SetMomentum(1.5);
241 gfmd2o->SetTheta(16.1);
243 gener->AddGenerator(gfmd2o,"Pi- for FMD2o",1);
246 AliGenFixed *gfmd3o=new AliGenFixed(1);
247 gfmd3o->SetPart(kPiPlus);
248 gfmd3o->SetMomentum(1.5);
249 gfmd3o->SetTheta(163.9);
251 gener->AddGenerator(gfmd3o,"Pi+ for FMD3o",1);
254 AliGenFixed *gfmd3i=new AliGenFixed(1);
255 gfmd3i->SetPart(kPiMinus);
256 gfmd3i->SetMomentum(1.5);
257 gfmd3i->SetTheta(170.5);
259 gener->AddGenerator(gfmd3i,"Pi- for FMD3i",1);
262 AliGenFixed *gv0c=new AliGenFixed(1);
263 gv0c->SetPart(kPiPlus);
264 gv0c->SetMomentum(1.5);
267 gener->AddGenerator(gv0c,"Pi+ for V0C",1);
270 AliGenFixed *gv0a=new AliGenFixed(1);
271 gv0a->SetPart(kPiMinus);
272 gv0a->SetMomentum(1.5);
275 gener->AddGenerator(gv0a,"Pi- for V0A",1);
279 AliGenFixed *gpmd=new AliGenFixed(1);
280 gpmd->SetPart(kGamma);
281 gpmd->SetMomentum(2);
282 gpmd->SetTheta(12.6);
284 gener->AddGenerator(gpmd,"Gamma for PMD",1);
287 AliGenFixed *gzdc1=new AliGenFixed(1);
288 gzdc1->SetPart(kProton);
289 gzdc1->SetMomentum(700);
290 gzdc1->SetTheta(0.6);
292 gener->AddGenerator(gzdc1,"Proton for ZDC",1);
294 AliGenFixed *gzdc2=new AliGenFixed(1);
295 gzdc2->SetPart(kNeutron);
296 gzdc2->SetMomentum(500);
297 gzdc2->SetTheta(0.6);
299 gener->AddGenerator(gzdc2,"Neutron for ZDC",1);
302 AliGenFixed *gt0=new AliGenFixed(1);
303 gt0->SetPart(kPiPlus);
307 gener->AddGenerator(gt0,"Pi+ for T0",1);
309 AliGenFixed *gt01=new AliGenFixed(1);
310 gt01->SetPart(kPiMinus);
311 gt01->SetMomentum(2);
314 gener->AddGenerator(gt01,"Pi- for T0",1);
318 AliGenFixed *gacorde=new AliGenFixed(1);
319 gacorde->SetPart(kMuonPlus);
320 gacorde->SetMomentum(20);
321 gacorde->SetTheta(90.);
323 gener->AddGenerator(gacorde,"Muon+ for ACORDE",1);
325 AliGenFixed *gacorde1=new AliGenFixed(1);
326 gacorde1->SetPart(kMuonMinus);
327 gacorde1->SetMomentum(20);
328 gacorde1->SetTheta(90.);
329 gacorde1->SetPhi(90);
330 gener->AddGenerator(gacorde1,"Muon- for ACORDE",1);
336 // Activate this line if you want the vertex smearing to happen
339 //gener->SetVertexSmear(perTrack);
341 TGeoGlobalMagField::Instance()->SetField(new AliMagF("Maps","Maps", -1., -1., AliMagF::k5kG,beamType,beamEnergy));
365 //=================== Alice BODY parameters =============================
366 AliBODY *BODY = new AliBODY("BODY", "Alice envelop");
370 //=================== MAG parameters ============================
371 // --- Start with Magnet since detector layouts may be depending ---
372 // --- on the selected Magnet dimensions ---
373 AliMAG *MAG = new AliMAG("MAG", "Magnet");
379 //=================== ABSO parameters ============================
380 AliABSO *ABSO = new AliABSOv3("ABSO", "Muon Absorber");
385 //=================== DIPO parameters ============================
387 AliDIPO *DIPO = new AliDIPOv3("DIPO", "Dipole version 3");
392 //=================== HALL parameters ============================
394 AliHALL *HALL = new AliHALLv3("HALL", "Alice Hall");
400 //=================== FRAME parameters ============================
402 AliFRAMEv2 *FRAME = new AliFRAMEv2("FRAME", "Space Frame");
408 //=================== SHIL parameters ============================
410 AliSHIL *SHIL = new AliSHILv3("SHIL", "Shielding Version 3");
416 //=================== PIPE parameters ============================
418 AliPIPE *PIPE = new AliPIPEv3("PIPE", "Beam Pipe");
423 //=================== ITS parameters ============================
425 AliITS *ITS = new AliITSv11("ITS","ITS v11");
430 //============================ TPC parameters ===================
431 AliTPC *TPC = new AliTPCv2("TPC", "Default");
436 //=================== TOF parameters ============================
437 AliTOF *TOF = new AliTOFv6T0("TOF", "normal TOF");
443 //=================== HMPID parameters ===========================
444 AliHMPID *HMPID = new AliHMPIDv3("HMPID", "normal HMPID");
451 //=================== ZDC parameters ============================
453 AliZDC *ZDC = new AliZDCv4("ZDC", "normal ZDC");
458 //=================== TRD parameters ============================
460 AliTRD *TRD = new AliTRDv1("TRD", "TRD slow simulator");
461 AliTRDgeometry *geoTRD = TRD->GetGeometry();
462 // Partial geometry: modules at 0,1,7,8,9,10,17
463 // starting at 3h in positive direction
464 geoTRD->SetSMstatus(2,0);
465 geoTRD->SetSMstatus(3,0);
466 geoTRD->SetSMstatus(4,0);
467 geoTRD->SetSMstatus(5,0);
468 geoTRD->SetSMstatus(6,0);
469 geoTRD->SetSMstatus(11,0);
470 geoTRD->SetSMstatus(12,0);
471 geoTRD->SetSMstatus(13,0);
472 geoTRD->SetSMstatus(14,0);
473 geoTRD->SetSMstatus(15,0);
474 geoTRD->SetSMstatus(16,0);
479 //=================== FMD parameters ============================
480 AliFMD *FMD = new AliFMDv1("FMD", "normal FMD");
485 //=================== MUON parameters ===========================
486 // New MUONv1 version (geometry defined via builders)
487 AliMUON *MUON = new AliMUONv1("MUON","default");
489 //=================== PHOS parameters ===========================
493 AliPHOS *PHOS = new AliPHOSv1("PHOS", "Run1");
499 //=================== PMD parameters ============================
500 AliPMD *PMD = new AliPMDv1("PMD", "normal PMD");
505 //=================== T0 parameters ============================
506 AliT0 *T0 = new AliT0v1("T0", "T0 Detector");
511 //=================== EMCAL parameters ============================
512 AliEMCAL *EMCAL = new AliEMCALv2("EMCAL", "EMCAL_COMPLETEV1");
517 //=================== ACORDE parameters ============================
518 AliACORDE *ACORDE = new AliACORDEv1("ACORDE", "normal ACORDE");
523 //=================== VZERO parameters ============================
524 AliVZERO *VZERO = new AliVZEROv7("VZERO", "normal VZERO");
530 Float_t EtaToTheta(Float_t arg){
531 return (180./TMath::Pi())*2.*atan(exp(-arg));