1 // One can use the configuration macro in compiled mode by
2 // root [0] gSystem->Load("libgeant321");
3 // root [0] gSystem->SetIncludePath("-I$ROOTSYS/include -I$ALICE_ROOT/include\
4 // -I$ALICE_ROOT -I$ALICE/geant3/TGeant3");
5 // root [0] .x grun.C(1,"Config.C++")
7 #if !defined(__CINT__) || defined(__MAKECINT__)
12 #include <TVirtualMC.h>
13 #include <TGeant3TGeo.h>
14 #include "STEER/AliRunLoader.h"
15 #include "STEER/AliRun.h"
16 #include "STEER/AliConfig.h"
17 #include "PYTHIA6/AliDecayerPythia.h"
18 #include "EVGEN/AliGenCocktail.h"
19 #include "EVGEN/AliGenHIJINGpara.h"
20 #include "EVGEN/AliGenFixed.h"
21 #include "EVGEN/AliGenBox.h"
22 #include "STEER/AliMagF.h"
23 #include "STRUCT/AliBODY.h"
24 #include "STRUCT/AliMAG.h"
25 #include "STRUCT/AliABSOv3.h"
26 #include "STRUCT/AliDIPOv3.h"
27 #include "STRUCT/AliHALLv3.h"
28 #include "STRUCT/AliFRAMEv2.h"
29 #include "STRUCT/AliSHILv3.h"
30 #include "STRUCT/AliPIPEv3.h"
31 #include "ITS/AliITSv11Hybrid.h"
32 #include "TPC/AliTPCv2.h"
33 #include "TOF/AliTOFv6T0.h"
34 #include "HMPID/AliHMPIDv3.h"
35 #include "ZDC/AliZDCv3.h"
36 #include "TRD/AliTRDv1.h"
37 #include "TRD/AliTRDgeometry.h"
38 #include "FMD/AliFMDv1.h"
39 #include "MUON/AliMUONv1.h"
40 #include "PHOS/AliPHOSv1.h"
41 #include "PMD/AliPMDv1.h"
42 #include "T0/AliT0v1.h"
43 #include "EMCAL/AliEMCALv2.h"
44 #include "ACORDE/AliACORDEv1.h"
45 #include "VZERO/AliVZEROv7.h"
50 kDefaultPPTrig, kDefaultPbPbTrig
53 const char * pprTrigConfName[] = {
57 Float_t EtaToTheta(Float_t arg);
59 static PprTrigConf_t strig = kDefaultPPTrig;// default PP trigger configuration
63 // ThetaRange is (0., 180.). It was (0.28,179.72) 7/12/00 09:00
64 // Theta range given through pseudorapidity limits 22/6/2001
66 // Set Random Number seed
67 gRandom->SetSeed(123456); // Set 0 to use the currecnt time
70 // libraries required by geant321
72 gSystem->Load("liblhapdf");
73 gSystem->Load("libEGPythia6");
74 gSystem->Load("libpythia6");
75 gSystem->Load("libAliPythia6");
76 gSystem->Load("libgeant321");
79 new TGeant3TGeo("C++ Interface to Geant3");
84 rl = AliRunLoader::Open("galice.root",
85 AliConfig::GetDefaultEventFolderName(),
89 gAlice->Fatal("Config.C","Can not instatiate the Run Loader");
92 rl->SetCompressionLevel(2);
93 rl->SetNumberOfEventsPerFile(3);
94 gAlice->SetRunLoader(rl);
96 // Set the trigger configuration
97 AliSimulation::Instance()->SetTriggerConfig(pprTrigConfName[strig]);
98 cout<<"Trigger configuration is set to "<<pprTrigConfName[strig]<<endl;
101 // Set External decayer
102 TVirtualMCDecayer *decayer = new AliDecayerPythia();
104 decayer->SetForceDecay(kAll);
106 gMC->SetExternalDecayer(decayer);
107 //=======================================================================
108 // ************* STEERING parameters FOR ALICE SIMULATION **************
109 // --- Specify event type to be tracked through the ALICE setup
110 // --- All positions are in cm, angles in degrees, and P and E in GeV
113 gMC->SetProcess("DCAY",1);
114 gMC->SetProcess("PAIR",1);
115 gMC->SetProcess("COMP",1);
116 gMC->SetProcess("PHOT",1);
117 gMC->SetProcess("PFIS",0);
118 gMC->SetProcess("DRAY",0);
119 gMC->SetProcess("ANNI",1);
120 gMC->SetProcess("BREM",1);
121 gMC->SetProcess("MUNU",1);
122 gMC->SetProcess("CKOV",1);
123 gMC->SetProcess("HADR",1);
124 gMC->SetProcess("LOSS",2);
125 gMC->SetProcess("MULS",1);
126 gMC->SetProcess("RAYL",1);
128 Float_t cut = 1.e-3; // 1MeV cut by default
129 Float_t tofmax = 1.e10;
131 gMC->SetCut("CUTGAM", cut);
132 gMC->SetCut("CUTELE", cut);
133 gMC->SetCut("CUTNEU", cut);
134 gMC->SetCut("CUTHAD", cut);
135 gMC->SetCut("CUTMUO", cut);
136 gMC->SetCut("BCUTE", cut);
137 gMC->SetCut("BCUTM", cut);
138 gMC->SetCut("DCUTE", cut);
139 gMC->SetCut("DCUTM", cut);
140 gMC->SetCut("PPCUTM", cut);
141 gMC->SetCut("TOFMAX", tofmax);
143 // Special generation for Valgrind tests
144 // Each detector is fired by few particles selected
145 // to cover specific cases
148 // The cocktail iitself
150 AliGenCocktail *gener = new AliGenCocktail();
151 gener->SetPhiRange(0, 360);
152 // Set pseudorapidity range from -8 to 8.
153 Float_t thmin = EtaToTheta(8); // theta min. <---> eta max
154 Float_t thmax = EtaToTheta(-8); // theta max. <---> eta min
155 gener->SetThetaRange(thmin,thmax);
156 gener->SetOrigin(0, 0, 0); //vertex position
157 gener->SetSigma(0, 0, 0); //Sigma in (X,Y,Z) (cm) on IP position
160 // Particle guns for the barrel part (taken from RichConfig)
164 AliGenBox *gphos = new AliGenBox(1);
165 gphos->SetMomentumRange(10.,10.);
166 gphos->SetPhiRange(265.,275.);
167 gphos->SetThetaRange(EtaToTheta(-0.1),EtaToTheta(0.1));
168 gphos->SetPart(kElectron);
169 gener->AddGenerator(gphos,"GENBOX GAMMA for PHOS",1);
173 AliGenBox *gemcal = new AliGenBox(1);
174 gemcal->SetMomentumRange(10.,10.);
175 gemcal->SetPhiRange(95.,100.);
176 gemcal->SetThetaRange(EtaToTheta(0.10),EtaToTheta(0.20));
177 gemcal->SetPart(kElectron);
178 gener->AddGenerator(gemcal,"GENBOX GAMMA for EMCAL",1);
184 // Activate this line if you want the vertex smearing to happen
187 //gener->SetVertexSmear(perTrack);
189 TGeoGlobalMagField::Instance()->SetField(new AliMagF("Maps","Maps", -1., -1., AliMagF::k5kG));
213 //=================== Alice BODY parameters =============================
214 AliBODY *BODY = new AliBODY("BODY", "Alice envelop");
218 //=================== MAG parameters ============================
219 // --- Start with Magnet since detector layouts may be depending ---
220 // --- on the selected Magnet dimensions ---
221 AliMAG *MAG = new AliMAG("MAG", "Magnet");
227 //=================== ABSO parameters ============================
228 AliABSO *ABSO = new AliABSOv3("ABSO", "Muon Absorber");
233 //=================== DIPO parameters ============================
235 AliDIPO *DIPO = new AliDIPOv3("DIPO", "Dipole version 3");
240 //=================== HALL parameters ============================
242 AliHALL *HALL = new AliHALLv3("HALL", "Alice Hall");
248 //=================== FRAME parameters ============================
250 AliFRAMEv2 *FRAME = new AliFRAMEv2("FRAME", "Space Frame");
256 //=================== SHIL parameters ============================
258 AliSHIL *SHIL = new AliSHILv3("SHIL", "Shielding Version 3");
264 //=================== PIPE parameters ============================
266 AliPIPE *PIPE = new AliPIPEv3("PIPE", "Beam Pipe");
271 //=================== ITS parameters ============================
273 AliITS *ITS = new AliITSv11Hybrid("ITS","ITS v11Hybrid");
278 //============================ TPC parameters ===================
279 AliTPC *TPC = new AliTPCv2("TPC", "Default");
284 //=================== TOF parameters ============================
285 AliTOF *TOF = new AliTOFv6T0("TOF", "normal TOF");
291 //=================== HMPID parameters ===========================
292 AliHMPID *HMPID = new AliHMPIDv3("HMPID", "normal HMPID");
299 //=================== ZDC parameters ============================
301 AliZDC *ZDC = new AliZDCv3("ZDC", "normal ZDC");
306 //=================== TRD parameters ============================
308 AliTRD *TRD = new AliTRDv1("TRD", "TRD slow simulator");
309 AliTRDgeometry *geoTRD = TRD->GetGeometry();
310 // Partial geometry: modules at 0,1,7,8,9,10,17
311 // starting at 3h in positive direction
312 geoTRD->SetSMstatus(2,0);
313 geoTRD->SetSMstatus(3,0);
314 geoTRD->SetSMstatus(4,0);
315 geoTRD->SetSMstatus(5,0);
316 geoTRD->SetSMstatus(6,0);
317 geoTRD->SetSMstatus(11,0);
318 geoTRD->SetSMstatus(12,0);
319 geoTRD->SetSMstatus(13,0);
320 geoTRD->SetSMstatus(14,0);
321 geoTRD->SetSMstatus(15,0);
322 geoTRD->SetSMstatus(16,0);
327 //=================== FMD parameters ============================
328 AliFMD *FMD = new AliFMDv1("FMD", "normal FMD");
333 //=================== MUON parameters ===========================
334 // New MUONv1 version (geometry defined via builders)
335 AliMUON *MUON = new AliMUONv1("MUON","default");
337 //=================== PHOS parameters ===========================
341 AliPHOS *PHOS = new AliPHOSv1("PHOS", "IHEP");
347 //=================== PMD parameters ============================
348 AliPMD *PMD = new AliPMDv1("PMD", "normal PMD");
353 //=================== T0 parameters ============================
354 AliT0 *T0 = new AliT0v1("T0", "T0 Detector");
359 //=================== EMCAL parameters ============================
360 AliEMCAL *EMCAL = new AliEMCALv2("EMCAL", "EMCAL_COMPLETE");
365 //=================== ACORDE parameters ============================
366 AliACORDE *ACORDE = new AliACORDEv1("ACORDE", "normal ACORDE");
371 //=================== VZERO parameters ============================
372 AliVZERO *VZERO = new AliVZEROv7("VZERO", "normal VZERO");
378 Float_t EtaToTheta(Float_t arg){
379 return (180./TMath::Pi())*2.*atan(exp(-arg));