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__)
11 #include <TVirtualMC.h>
12 #include <TGeant3TGeo.h>
13 #include "STEER/AliRunLoader.h"
14 #include "STEER/AliRun.h"
15 #include "STEER/AliConfig.h"
16 #include "PYTHIA6/AliDecayerPythia.h"
17 #include "EVGEN/AliGenCocktail.h"
18 #include "EVGEN/AliGenHIJINGpara.h"
19 #include "STEER/AliMagF.h"
20 #include "STRUCT/AliBODY.h"
21 #include "STRUCT/AliMAG.h"
22 #include "STRUCT/AliABSOv3.h"
23 #include "STRUCT/AliDIPOv3.h"
24 #include "STRUCT/AliHALLv3.h"
25 #include "STRUCT/AliFRAMEv2.h"
26 #include "STRUCT/AliSHILv3.h"
27 #include "STRUCT/AliPIPEv3.h"
28 #include "ITS/AliITSvPPRasymmFMD.h"
29 #include "TPC/AliTPCv2.h"
30 #include "TOF/AliTOFv6T0.h"
31 #include "HMPID/AliHMPIDv2.h"
32 #include "ZDC/AliZDCv2.h"
33 #include "TRD/AliTRDv1.h"
34 #include "FMD/AliFMDv1.h"
35 #include "MUON/AliMUONv1.h"
36 #include "PHOS/AliPHOSv1.h"
37 #include "PMD/AliPMDv1.h"
38 #include "T0/AliT0v1.h"
39 #include "EMCAL/AliEMCALv2.h"
40 #include "ACORDE/AliACORDEv0.h"
41 #include "VZERO/AliVZEROv7.h"
44 Float_t EtaToTheta(Float_t arg);
48 // ThetaRange is (0., 180.). It was (0.28,179.72) 7/12/00 09:00
49 // Theta range given through pseudorapidity limits 22/6/2001
51 // Set Random Number seed
52 gRandom->SetSeed(0); // Set 0 to use the currecnt time
53 AliLog::Message(AliLog::kInfo, Form("Seed for random number generation = %d",gRandom->GetSeed()), "Config.C", "Config.C", "Config()","Config.C", __LINE__);
56 // libraries required by geant321
58 gSystem->Load("libgeant321");
61 new TGeant3TGeo("C++ Interface to Geant3");
63 if(!AliCDBManager::Instance()->IsDefaultStorageSet()){
64 AliCDBManager::Instance()->SetDefaultStorage("local://$ALICE_ROOT/OCDB");
65 AliCDBManager::Instance()->SetRun(0);
70 AliLog::Message(AliLog::kInfo, "Creating Run Loader", "Config.C", "Config.C", "Config()"," Config.C", __LINE__);
72 rl = AliRunLoader::Open("galice.root",
73 AliConfig::GetDefaultEventFolderName(),
77 gAlice->Fatal("Config.C","Can not instatiate the Run Loader");
80 rl->SetCompressionLevel(2);
81 rl->SetNumberOfEventsPerFile(3);
82 gAlice->SetRunLoader(rl);
83 // gAlice->SetGeometryFromFile("geometry.root");
84 // gAlice->SetGeometryFromCDB();
86 // Set the trigger configuration
87 AliSimulation::Instance()->SetTriggerConfig("Pb-Pb");
88 cout<<"Trigger configuration is set to Pb-Pb"<<endl;
91 // Set External decayer
92 TVirtualMCDecayer *decayer = new AliDecayerPythia();
94 decayer->SetForceDecay(kAll);
96 gMC->SetExternalDecayer(decayer);
97 //=======================================================================
98 // ************* STEERING parameters FOR ALICE SIMULATION **************
99 // --- Specify event type to be tracked through the ALICE setup
100 // --- All positions are in cm, angles in degrees, and P and E in GeV
103 gMC->SetProcess("DCAY",1);
104 gMC->SetProcess("PAIR",1);
105 gMC->SetProcess("COMP",1);
106 gMC->SetProcess("PHOT",1);
107 gMC->SetProcess("PFIS",0);
108 gMC->SetProcess("DRAY",0);
109 gMC->SetProcess("ANNI",1);
110 gMC->SetProcess("BREM",1);
111 gMC->SetProcess("MUNU",1);
112 gMC->SetProcess("CKOV",1);
113 gMC->SetProcess("HADR",1);
114 gMC->SetProcess("LOSS",2);
115 gMC->SetProcess("MULS",1);
116 gMC->SetProcess("RAYL",1);
118 Float_t cut = 1.e-3; // 1MeV cut by default
119 Float_t tofmax = 1.e10;
121 gMC->SetCut("CUTGAM", cut);
122 gMC->SetCut("CUTELE", cut);
123 gMC->SetCut("CUTNEU", cut);
124 gMC->SetCut("CUTHAD", cut);
125 gMC->SetCut("CUTMUO", cut);
126 gMC->SetCut("BCUTE", cut);
127 gMC->SetCut("BCUTM", cut);
128 gMC->SetCut("DCUTE", cut);
129 gMC->SetCut("DCUTM", cut);
130 gMC->SetCut("PPCUTM", cut);
131 gMC->SetCut("TOFMAX", tofmax);
134 int nParticles = 20000;
135 if (gSystem->Getenv("CONFIG_NPARTICLES"))
137 nParticles = atoi(gSystem->Getenv("CONFIG_NPARTICLES"));
141 AliGenCocktail *gener = new AliGenCocktail();
142 gener->SetPhiRange(0, 360);
143 // Set pseudorapidity range from -8 to 8.
144 Float_t thmin = EtaToTheta(1.2); // theta min. <---> eta max
145 Float_t thmax = EtaToTheta(-1.2); // theta max. <---> eta min
146 gener->SetThetaRange(thmin,thmax);
147 gener->SetOrigin(0, 0, 0); //vertex position
148 gener->SetSigma(0, 0, 0); //Sigma in (X,Y,Z) (cm) on IP position
150 AliGenHIJINGpara *hijingparam = new AliGenHIJINGpara(nParticles);
151 hijingparam->SetMomentumRange(0.2, 999);
152 gener->AddGenerator(hijingparam,"HIJING PARAM",1);
156 Int_t nParticles2 =10;
157 AliGenBox *genboxPIP = new AliGenBox(nParticles2);
158 genboxPIP->SetPart(211);
159 genboxPIP->SetPtRange(0.2, 100.00);
160 AliGenBox *genboxPIM = new AliGenBox(nParticles2);
161 genboxPIM->SetPart(-211);
162 genboxPIM->SetPtRange(0.2, 100.00);
164 AliGenBox *genboxEP = new AliGenBox(nParticles2);
165 genboxEP->SetPart(11);
166 genboxEP->SetPtRange(0.1, 100.00);
167 AliGenBox *genboxEM = new AliGenBox(nParticles2);
168 genboxEM->SetPart(-11);
169 genboxEM->SetPtRange(0.1, 100.00);
171 AliGenBox *genboxKP = new AliGenBox(nParticles2);
172 genboxKP->SetPart(321);
173 genboxKP->SetPtRange(0.2, 100.00);
174 AliGenBox *genboxKM = new AliGenBox(nParticles2);
175 genboxKM->SetPart(-321);
176 genboxKM->SetPtRange(0.2, 100.00);
178 AliGenBox *genboxMP = new AliGenBox(nParticles2);
179 genboxMP->SetPart(13);
180 genboxMP->SetPtRange(0.2, 100.00);
181 AliGenBox *genboxMM = new AliGenBox(nParticles2);
182 genboxMM->SetPart(-13);
183 genboxMM->SetPtRange(0.2, 100.00);
185 AliGenBox *genboxPP = new AliGenBox(nParticles2);
186 genboxPP->SetPart(2212);
187 genboxPP->SetPtRange(0.2, 100.00);
188 AliGenBox *genboxPM = new AliGenBox(nParticles2);
189 genboxPM->SetPart(-2212);
190 genboxPM->SetPtRange(0.2, 100.00);
194 gener->AddGenerator(genboxPIP,"GENBOX",1);
195 gener->AddGenerator(genboxPIM,"GENBOX",1);
196 gener->AddGenerator(genboxEM,"GENBOX",1);
197 gener->AddGenerator(genboxEP,"GENBOX",1);
198 gener->AddGenerator(genboxKM,"GENBOX",1);
199 gener->AddGenerator(genboxKP,"GENBOX",1);
200 gener->AddGenerator(genboxMM,"GENBOX",1);
201 gener->AddGenerator(genboxMP,"GENBOX",1);
202 gener->AddGenerator(genboxPM,"GENBOX",1);
203 gener->AddGenerator(genboxPP,"GENBOX",1);
210 // Activate this line if you want the vertex smearing to happen
213 //gener->SetVertexSmear(perTrack);
215 TGeoGlobalMagField::Instance()->SetField(new AliMagF("Maps","Maps", 1., 1., AliMagF::k5kG));
239 //=================== Alice BODY parameters =============================
240 AliBODY *BODY = new AliBODY("BODY", "Alice envelop");
244 //=================== MAG parameters ============================
245 // --- Start with Magnet since detector layouts may be depending ---
246 // --- on the selected Magnet dimensions ---
247 AliMAG *MAG = new AliMAG("MAG", "Magnet");
253 //=================== ABSO parameters ============================
254 AliABSO *ABSO = new AliABSOv3("ABSO", "Muon Absorber");
259 //=================== DIPO parameters ============================
261 AliDIPO *DIPO = new AliDIPOv3("DIPO", "Dipole version 3");
266 //=================== HALL parameters ============================
268 AliHALL *HALL = new AliHALLv3("HALL", "Alice Hall");
274 //=================== FRAME parameters ============================
276 AliFRAMEv2 *FRAME = new AliFRAMEv2("FRAME", "Space Frame");
281 //=================== SHIL parameters ============================
283 AliSHIL *SHIL = new AliSHILv3("SHIL", "Shielding Version 3");
289 //=================== PIPE parameters ============================
291 AliPIPE *PIPE = new AliPIPEv3("PIPE", "Beam Pipe");
296 //=================== ITS parameters ============================
297 AliITSvPPRasymmFMD *ITS = new AliITSvPPRasymmFMD("ITS",
298 "ITS PPR detailed version with asymmetric services");
303 //============================ TPC parameters ===================
304 AliTPC *TPC = new AliTPCv2("TPC", "Default");
309 //=================== TOF parameters ============================
310 AliTOF *TOF = new AliTOFv6T0("TOF", "normal TOF");
316 //=================== HMPID parameters ===========================
317 AliHMPID *HMPID = new AliHMPIDv2("HMPID", "normal HMPID");
324 //=================== ZDC parameters ============================
326 AliZDC *ZDC = new AliZDCv2("ZDC", "normal ZDC");
331 //=================== TRD parameters ============================
333 AliTRD *TRD = new AliTRDv1("TRD", "TRD slow simulator");
338 //=================== FMD parameters ============================
339 AliFMD *FMD = new AliFMDv1("FMD", "normal FMD");
344 //=================== MUON parameters ===========================
345 // New MUONv1 version (geometry defined via builders)
346 AliMUON *MUON = new AliMUONv1("MUON", "default");
348 //=================== PHOS parameters ===========================
352 AliPHOS *PHOS = new AliPHOSv1("PHOS", "IHEP");
358 //=================== PMD parameters ============================
359 AliPMD *PMD = new AliPMDv1("PMD", "normal PMD");
364 //=================== T0 parameters ============================
365 AliT0 *T0 = new AliT0v1("T0", "T0 Detector");
370 //=================== EMCAL parameters ============================
371 AliEMCAL *EMCAL = new AliEMCALv2("EMCAL", "SHISH_77_TRD1_2X2_FINAL_110DEG");
376 //=================== ACORDE parameters ============================
377 AliACORDE *ACORDE = new AliACORDEv0("ACORDE", "normal ACORDE");
382 //=================== ACORDE parameters ============================
383 AliVZERO *VZERO = new AliVZEROv7("VZERO", "normal VZERO");
386 AliLog::Message(AliLog::kInfo, "End of Config", "Config.C", "Config.C", "Config()"," Config.C", __LINE__);
390 Float_t EtaToTheta(Float_t arg){
391 return (180./TMath::Pi())*2.*atan(exp(-arg));