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/AliGenCosmicsParam.h"
19 #include "EVGEN/AliGenHIJINGpara.h"
20 #include "STEER/AliMagF.h"
21 #include "STRUCT/AliBODY.h"
22 #include "STRUCT/AliMAG.h"
23 #include "STRUCT/AliABSOv0.h"
24 #include "STRUCT/AliDIPOv2.h"
25 #include "STRUCT/AliHALL.h"
26 #include "STRUCT/AliFRAMEv2.h"
27 #include "STRUCT/AliSHILv2.h"
28 #include "STRUCT/AliPIPEv0.h"
29 #include "ITS/AliITSvPPRasymmFMD.h"
30 #include "TPC/AliTPCv2.h"
31 #include "TOF/AliTOFv5T0.h"
32 #include "RICH/AliRICHv1.h"
33 #include "ZDC/AliZDCv2.h"
34 #include "TRD/AliTRDv1.h"
35 #include "FMD/AliFMDv1.h"
36 #include "MUON/AliMUONv1.h"
37 #include "PHOS/AliPHOSv1.h"
38 #include "PMD/AliPMDv1.h"
39 #include "START/AliSTARTv1.h"
40 #include "EMCAL/AliEMCALv2.h"
41 #include "ACORDE/AliACORDEv0.h"
42 #include "VZERO/AliVZEROv7.h"
45 //--- Magnetic Field ---
51 Float_t EtaToTheta(Float_t arg);
53 static AliMagF::BMap_t mag = AliMagF::k5kG;
59 // ThetaRange is (0., 180.). It was (0.28,179.72) 7/12/00 09:00
60 // Theta range given through pseudorapidity limits 22/6/2001
62 // Set Random Number seed
64 UInt_t curtime=dt.Get();
65 UInt_t procid=gSystem->GetPid();
66 UInt_t seed=curtime-procid;
67 if (gSystem->Getenv("envevno")) {
68 seed=atoi(gSystem->Getenv("envevno"));
69 seed += 1000; // 0 e' il seed dall'orologio....
70 printf("...taking seed as event number + 1000...\n");
72 printf("...setting seed as %d...\n",seed);
73 gRandom->SetSeed(seed);
74 printf("Seed for random number generation = %d \n",gRandom->GetSeed());
77 // AliLog::Message(AliLog::kInfo, Form("Seed for random number generation = %d",gRandom->GetSeed()), "Config.C", "Config.C", "Config()","Config.C", __LINE__);
80 // libraries required by geant321
82 gSystem->Load("libgeant321");
85 new TGeant3TGeo("C++ Interface to Geant3");
87 if(!AliCDBManager::Instance()->IsDefaultStorageSet()){
88 AliCDBManager::Instance()->SetDefaultStorage("local://$ALICE_ROOT/OCDB");
89 AliCDBManager::Instance()->SetRun(0);
94 AliLog::Message(AliLog::kInfo, "Creating Run Loader", "Config.C", "Config.C", "Config()"," Config.C", __LINE__);
96 rl = AliRunLoader::Open("galice.root",
97 AliConfig::GetDefaultEventFolderName(),
101 gAlice->Fatal("Config.C","Can not instatiate the Run Loader");
104 rl->SetCompressionLevel(2);
105 rl->SetNumberOfEventsPerFile(1000);
106 gAlice->SetRunLoader(rl);
107 // gAlice->SetGeometryFromFile("geometry.root");
108 // gAlice->SetGeometryFromCDB();
110 // Set the trigger configuration
111 // AliSimulation::Instance()->SetTriggerConfig("Pb-Pb");
112 AliSimulation::Instance()->SetTriggerConfig("ACORDE");
113 cout<<"Trigger configuration is set to ACORDE"<<endl;
116 // Set External decayer
117 TVirtualMCDecayer *decayer = new AliDecayerPythia();
119 decayer->SetForceDecay(kAll);
121 gMC->SetExternalDecayer(decayer);
122 //=======================================================================
123 // ************* STEERING parameters FOR ALICE SIMULATION **************
124 // --- Specify event type to be tracked through the ALICE setup
125 // --- All positions are in cm, angles in degrees, and P and E in GeV
128 gMC->SetProcess("DCAY",1);
129 gMC->SetProcess("PAIR",1);
130 gMC->SetProcess("COMP",1);
131 gMC->SetProcess("PHOT",1);
132 gMC->SetProcess("PFIS",0);
133 gMC->SetProcess("DRAY",0);
134 gMC->SetProcess("ANNI",1);
135 gMC->SetProcess("BREM",1);
136 gMC->SetProcess("MUNU",1);
137 gMC->SetProcess("CKOV",1);
138 gMC->SetProcess("HADR",1);
139 gMC->SetProcess("LOSS",2);
140 gMC->SetProcess("MULS",1);
141 gMC->SetProcess("RAYL",1);
143 Float_t cut = 1.e-3; // 1MeV cut by default
144 Float_t tofmax = 1.e10;
146 gMC->SetCut("CUTGAM", cut);
147 gMC->SetCut("CUTELE", cut);
148 gMC->SetCut("CUTNEU", cut);
149 gMC->SetCut("CUTHAD", cut);
150 gMC->SetCut("CUTMUO", cut);
151 gMC->SetCut("BCUTE", cut);
152 gMC->SetCut("BCUTM", cut);
153 gMC->SetCut("DCUTE", cut);
154 gMC->SetCut("DCUTM", cut);
155 gMC->SetCut("PPCUTM", cut);
156 gMC->SetCut("TOFMAX", tofmax);
159 // AliGenCosmicsParam
160 AliGenCosmicsParam *gener = new AliGenCosmicsParam();
161 gener->SetNumberParticles(100);
162 gener->SetParamACORDE();
163 gener->SetYOrigin(260.); // warning: just above TPC, no TOF, no ACORDE
164 gener->SetMomentumRange(8.,1000.);
165 gener->SetMaxAngleWRTVertical(3.1415/4.);
166 gener->SetInTPC(); // "acceptance trigger"
167 gener->SetBkG(0.); // needed for "acceptance trigger"
171 // AliGenCocktail *gener = new AliGenCocktail();
172 // gener->SetPhiRange(0, 360);
173 // // Set pseudorapidity range from -8 to 8.
174 // Float_t thmin = EtaToTheta(1.2); // theta min. <---> eta max
175 // Float_t thmax = EtaToTheta(-1.2); // theta max. <---> eta min
176 // gener->SetThetaRange(thmin,thmax);
177 // gener->SetOrigin(0, 0, 0); //vertex position
178 // gener->SetSigma(0, 0, 0); //Sigma in (X,Y,Z) (cm) on IP position
179 // AddCosmicParticles(gener, 300); //
183 // MAGNETIC FIELD IN THE BARREL
184 TGeoGlobalMagField::Instance()->SetField(new AliMagF("Maps","Maps", 1., 1., mag));
185 // TGeoGlobalMagField::Instance()->GetField()->SetL3ConstField(0); //Using const. field in the barrel
211 //=================== Alice BODY parameters =============================
212 AliBODY *BODY = new AliBODY("BODY", "Alice envelop");
216 //=================== MAG parameters ============================
217 // --- Start with Magnet since detector layouts may be depending ---
218 // --- on the selected Magnet dimensions ---
219 AliMAG *MAG = new AliMAG("MAG", "Magnet");
225 //=================== ABSO parameters ============================
226 AliABSO *ABSO = new AliABSOv0("ABSO", "Muon Absorber");
231 //=================== DIPO parameters ============================
233 AliDIPO *DIPO = new AliDIPOv2("DIPO", "Dipole version 2");
238 //=================== HALL parameters ============================
240 AliHALL *HALL = new AliHALL("HALL", "Alice Hall");
246 //=================== FRAME parameters ============================
248 AliFRAMEv2 *FRAME = new AliFRAMEv2("FRAME", "Space Frame");
253 //=================== SHIL parameters ============================
255 AliSHIL *SHIL = new AliSHILv2("SHIL", "Shielding Version 2");
261 //=================== PIPE parameters ============================
263 AliPIPE *PIPE = new AliPIPEv0("PIPE", "Beam Pipe");
268 //=================== ITS parameters ============================
270 AliITSvPPRasymmFMD *ITS = new AliITSvPPRasymmFMD("ITS","ITS PPR detailed version with asymmetric services");
275 //============================ TPC parameters ===================
276 AliTPC *TPC = new AliTPCv2("TPC", "Default");
281 //=================== TOF parameters ============================
282 AliTOF *TOF = new AliTOFv5T0("TOF", "normal TOF");
288 //=================== RICH parameters ===========================
289 AliRICH *RICH = new AliRICHv1("RICH", "normal RICH");
296 //=================== ZDC parameters ============================
298 AliZDC *ZDC = new AliZDCv2("ZDC", "normal ZDC");
303 //=================== TRD parameters ============================
305 AliTRD *TRD = new AliTRDv1("TRD", "TRD slow simulator");
310 //=================== FMD parameters ============================
311 AliFMD *FMD = new AliFMDv1("FMD", "normal FMD");
316 //=================== MUON parameters ===========================
317 // New MUONv1 version (geometry defined via builders)
318 AliMUON *MUON = new AliMUONv1("MUON", "default");
320 //=================== PHOS parameters ===========================
324 AliPHOS *PHOS = new AliPHOSv1("PHOS", "IHEP");
330 //=================== PMD parameters ============================
331 AliPMD *PMD = new AliPMDv1("PMD", "normal PMD");
336 //=================== START parameters ============================
337 AliSTART *START = new AliSTARTv1("START", "START Detector");
342 //=================== EMCAL parameters ============================
343 AliEMCAL *EMCAL = new AliEMCALv2("EMCAL", "SHISH_77_TRD1_2X2_FINAL_110DEG");
348 //=================== ACORDE parameters ============================
349 AliACORDE *ACORDE = new AliACORDEv0("ACORDE", "normal ACORDE");
354 //=================== ACORDE parameters ============================
355 AliVZERO *VZERO = new AliVZEROv7("VZERO", "normal VZERO");
358 AliLog::Message(AliLog::kInfo, "End of Config", "Config.C", "Config.C", "Config()"," Config.C", __LINE__);
362 Float_t EtaToTheta(Float_t arg){
363 return (180./TMath::Pi())*2.*atan(exp(-arg));