2 // Configuration for the first physics production 2008
5 // One can use the configuration macro in compiled mode by
6 // root [0] gSystem->Load("libgeant321");
7 // root [0] gSystem->SetIncludePath("-I$ROOTSYS/include -I$ALICE_ROOT/include\
8 // -I$ALICE_ROOT -I$ALICE/geant3/TGeant3");
9 // root [0] .x grun.C(1,"Config.C++")
11 #if !defined(__CINT__) || defined(__MAKECINT__)
12 #include <Riostream.h>
16 #include <TVirtualMC.h>
17 #include <TGeant3TGeo.h>
18 #include "STEER/AliRunLoader.h"
19 #include "STEER/AliRun.h"
20 #include "STEER/AliConfig.h"
21 #include "PYTHIA6/AliDecayerPythia.h"
22 #include "PYTHIA6/AliGenPythia.h"
23 #include "TDPMjet/AliGenDPMjet.h"
24 #include "STEER/AliMagFCheb.h"
25 #include "STRUCT/AliBODY.h"
26 #include "STRUCT/AliMAG.h"
27 #include "STRUCT/AliABSOv3.h"
28 #include "STRUCT/AliDIPOv3.h"
29 #include "STRUCT/AliHALLv3.h"
30 #include "STRUCT/AliFRAMEv2.h"
31 #include "STRUCT/AliSHILv3.h"
32 #include "STRUCT/AliPIPEv3.h"
33 #include "ITS/AliITSv11.h"
34 #include "TPC/AliTPCv2.h"
35 #include "TOF/AliTOFv6T0.h"
36 #include "HMPID/AliHMPIDv3.h"
37 #include "ZDC/AliZDCv3.h"
38 #include "TRD/AliTRDv1.h"
39 #include "TRD/AliTRDgeometry.h"
40 #include "FMD/AliFMDv1.h"
41 #include "MUON/AliMUONv1.h"
42 #include "PHOS/AliPHOSv1.h"
43 #include "PHOS/AliPHOSSimParam.h"
44 #include "PMD/AliPMDv1.h"
45 #include "T0/AliT0v1.h"
46 #include "EMCAL/AliEMCALv2.h"
47 #include "ACORDE/AliACORDEv1.h"
48 #include "VZERO/AliVZEROv7.h"
53 kPythia6, kPhojet, kTherminator, kRunMax
56 const char * pprRunName[] =
58 "kPythia6", "kPhojet", "kTherminator"
63 kNoField, k5kG, kFieldMax
66 const char * pprField[] =
73 kDefaultPPTrig, kDefaultPbPbTrig
76 const char * pprTrigConfName[] =
81 static PprTrigConf_t strig = kDefaultPbPbTrig;// default PP trigger configuration
85 AliGenerator *MbPythia();
86 AliGenerator *MbPhojet();
87 AliGenerator *Therminator();
88 void ProcessEnvironmentVars();
90 // Geterator, field, beam energy
91 static PDC06Proc_t proc = kTherminator;
92 static Mag_t mag = k5kG;
93 static Float_t energy = 10000; // energy in CMS
94 //======================= =//
95 // Set Random Number seed //
96 //========================//
98 static UInt_t seed = dt.Get();
101 static TString comment;
106 // Get settings from environment variables
107 ProcessEnvironmentVars();
109 gRandom->SetSeed(seed);
110 cerr<<"Seed for random number generation= "<<seed<<endl;
112 // Libraries required by geant321
113 #if defined(__CINT__)
114 gSystem->Load("liblhapdf"); // Parton density functions
115 gSystem->Load("libEGPythia6"); // TGenerator interface
116 gSystem->Load("libpythia6"); // Pythia
117 gSystem->Load("libAliPythia6"); // ALICE specific implementations
118 gSystem->Load("libgeant321");
121 new TGeant3TGeo("C++ Interface to Geant3");
123 //=======================================================================
124 // Create the output file
127 AliRunLoader* rl=0x0;
129 cout<<"Config.C: Creating Run Loader ..."<<endl;
130 rl = AliRunLoader::Open("galice.root",
131 AliConfig::GetDefaultEventFolderName(),
135 gAlice->Fatal("Config.C","Can not instatiate the Run Loader");
138 rl->SetCompressionLevel(2);
139 rl->SetNumberOfEventsPerFile(1000);
140 gAlice->SetRunLoader(rl);
142 // Set the trigger configuration: proton-proton
143 AliSimulation::Instance()->SetTriggerConfig(pprTrigConfName[strig]);
144 cout<<"Trigger configuration is set to "<<pprTrigConfName[strig]<<endl;
147 //=======================================================================
148 // ************* STEERING parameters FOR ALICE SIMULATION **************
149 // --- Specify event type to be tracked through the ALICE setup
150 // --- All positions are in cm, angles in degrees, and P and E in GeV
153 gMC->SetProcess("DCAY",1);
154 gMC->SetProcess("PAIR",1);
155 gMC->SetProcess("COMP",1);
156 gMC->SetProcess("PHOT",1);
157 gMC->SetProcess("PFIS",0);
158 gMC->SetProcess("DRAY",0);
159 gMC->SetProcess("ANNI",1);
160 gMC->SetProcess("BREM",1);
161 gMC->SetProcess("MUNU",1);
162 gMC->SetProcess("CKOV",1);
163 gMC->SetProcess("HADR",1);
164 gMC->SetProcess("LOSS",2);
165 gMC->SetProcess("MULS",1);
166 gMC->SetProcess("RAYL",1);
168 Float_t cut = 1.e-3; // 1MeV cut by default
169 Float_t tofmax = 1.e10;
171 gMC->SetCut("CUTGAM", cut);
172 gMC->SetCut("CUTELE", cut);
173 gMC->SetCut("CUTNEU", cut);
174 gMC->SetCut("CUTHAD", cut);
175 gMC->SetCut("CUTMUO", cut);
176 gMC->SetCut("BCUTE", cut);
177 gMC->SetCut("BCUTM", cut);
178 gMC->SetCut("DCUTE", cut);
179 gMC->SetCut("DCUTM", cut);
180 gMC->SetCut("PPCUTM", cut);
181 gMC->SetCut("TOFMAX", tofmax);
183 //======================//
184 // Set External decayer //
185 //======================//
186 TVirtualMCDecayer* decayer = new AliDecayerPythia();
187 decayer->SetForceDecay(kAll);
189 gMC->SetExternalDecayer(decayer);
191 //=========================//
192 // Generator Configuration //
193 //=========================//
194 AliGenerator* gener = 0x0;
205 gener = Therminator();
211 gener->SetOrigin(0., 0., 0.); // vertex position
213 // Size of the interaction diamond
215 Float_t sigmaz = 5.4 / TMath::Sqrt(2.); // [cm]
217 sigmaz = 10.5 / TMath::Sqrt(2.); // [cm]
220 Float_t betast = 10; // beta* [m]
221 Float_t eps = 3.75e-6; // emittance [m]
222 Float_t gamma = energy / 2.0 / 0.938272; // relativistic gamma [1]
223 Float_t sigmaxy = TMath::Sqrt(eps * betast / gamma) / TMath::Sqrt(2.) * 100.; // [cm]
224 printf("\n \n Diamond size x-y: %10.3e z: %10.3e\n \n", sigmaxy, sigmaz);
226 gener->SetSigma(sigmaxy, sigmaxy, sigmaz); // Sigma in (X,Y,Z) (cm) on IP position
227 gener->SetCutVertexZ(3.); // Truncate at 3 sigma
228 gener->SetVertexSmear(kPerEvent);
233 AliMagF* field = 0x0;
237 comment = comment.Append(" | L3 field 0.0 T");
238 field = new AliMagF("Maps","Maps", -1., -1., AliMagF::k2kG);
240 else if (mag == k5kG)
242 comment = comment.Append(" | L3 field 0.5 T");
243 field = new AliMagF("Maps","Maps", -1., -1., AliMagF::k5kG);
245 printf("\n \n Comment: %s \n \n", comment.Data());
247 TGeoGlobalMagField::Instance()->SetField(field);
273 //=================== Alice BODY parameters =============================
274 AliBODY *BODY = new AliBODY("BODY", "Alice envelop");
278 //=================== MAG parameters ============================
279 // --- Start with Magnet since detector layouts may be depending ---
280 // --- on the selected Magnet dimensions ---
281 AliMAG *MAG = new AliMAG("MAG", "Magnet");
286 //=================== ABSO parameters ============================
287 AliABSO *ABSO = new AliABSOv3("ABSO", "Muon Absorber");
292 //=================== DIPO parameters ============================
294 AliDIPO *DIPO = new AliDIPOv3("DIPO", "Dipole version 3");
299 //=================== HALL parameters ============================
301 AliHALL *HALL = new AliHALLv3("HALL", "Alice Hall");
306 //=================== FRAME parameters ============================
308 AliFRAMEv2 *FRAME = new AliFRAMEv2("FRAME", "Space Frame");
314 //=================== SHIL parameters ============================
316 AliSHIL *SHIL = new AliSHILv3("SHIL", "Shielding Version 3");
321 //=================== PIPE parameters ============================
323 AliPIPE *PIPE = new AliPIPEv3("PIPE", "Beam Pipe");
328 //=================== ITS parameters ============================
330 AliITS *ITS = new AliITSv11("ITS","ITS v11");
335 //============================ TPC parameters =====================
337 AliTPC *TPC = new AliTPCv2("TPC", "Default");
342 //=================== TOF parameters ============================
344 AliTOF *TOF = new AliTOFv6T0("TOF", "normal TOF");
349 //=================== HMPID parameters ===========================
351 AliHMPID *HMPID = new AliHMPIDv3("HMPID", "normal HMPID");
357 //=================== ZDC parameters ============================
359 AliZDC *ZDC = new AliZDCv3("ZDC", "normal ZDC");
364 //=================== TRD parameters ============================
366 AliTRD *TRD = new AliTRDv1("TRD", "TRD slow simulator");
367 AliTRDgeometry *geoTRD = TRD->GetGeometry();
368 // Partial geometry: modules at 0,1,7,8,9,10,17
369 // starting at 3h in positive direction
370 geoTRD->SetSMstatus(2,0);
371 geoTRD->SetSMstatus(3,0);
372 geoTRD->SetSMstatus(4,0);
373 geoTRD->SetSMstatus(5,0);
374 geoTRD->SetSMstatus(6,0);
375 geoTRD->SetSMstatus(11,0);
376 geoTRD->SetSMstatus(12,0);
377 geoTRD->SetSMstatus(13,0);
378 geoTRD->SetSMstatus(14,0);
379 geoTRD->SetSMstatus(15,0);
380 geoTRD->SetSMstatus(16,0);
385 //=================== FMD parameters ============================
387 AliFMD *FMD = new AliFMDv1("FMD", "normal FMD");
392 //=================== MUON parameters ===========================
393 // New MUONv1 version (geometry defined via builders)
395 AliMUON *MUON = new AliMUONv1("MUON", "default");
400 //=================== PHOS parameters ===========================
402 AliPHOS *PHOS = new AliPHOSv1("PHOS", "IHEP");
407 //=================== PMD parameters ============================
409 AliPMD *PMD = new AliPMDv1("PMD", "normal PMD");
414 //=================== T0 parameters ============================
415 AliT0 *T0 = new AliT0v1("T0", "T0 Detector");
420 //=================== EMCAL parameters ============================
422 AliEMCAL *EMCAL = new AliEMCALv2("EMCAL", "EMCAL_COMPLETEV1");
427 // =================== ACORDE parameters ============================
429 AliACORDE *ACORDE = new AliACORDEv1("ACORDE", "normal ACORDE");
434 //=================== ACORDE parameters ============================
436 AliVZERO *VZERO = new AliVZEROv7("VZERO", "normal VZERO");
443 AliGenerator* MbPythia()
445 comment = comment.Append(" pp at 14 TeV: Pythia low-pt");
448 AliGenPythia* pythia = new AliGenPythia(-1);
449 pythia->SetMomentumRange(0, 999999.);
450 pythia->SetThetaRange(0., 180.);
451 pythia->SetYRange(-12.,12.);
452 pythia->SetPtRange(0,1000.);
453 pythia->SetProcess(kPyMb);
454 pythia->SetEnergyCMS(energy);
459 AliGenerator* MbPhojet()
461 comment = comment.Append(" pp at 14 TeV: Phojet low-pt");
464 #if defined(__CINT__)
465 gSystem->Load("libdpmjet"); // Parton density functions
466 gSystem->Load("libTDPMjet"); // Parton density functions
468 AliGenDPMjet* dpmjet = new AliGenDPMjet(-1);
469 dpmjet->SetMomentumRange(0, 999999.);
470 dpmjet->SetThetaRange(0., 180.);
471 dpmjet->SetYRange(-12.,12.);
472 dpmjet->SetPtRange(0,1000.);
473 dpmjet->SetProcess(kDpmMb);
474 dpmjet->SetEnergyCMS(energy);
479 AliGenerator* Therminator()
481 comment = comment.Append(" pp at 14 TeV: Therminator");
483 #if defined(__CINT__)
484 gSystem->Load("libTTherminator"); // Therminator library
486 AliGenTherminator *genther = new AliGenTherminator();
487 genther->SetFileName("event.out");
488 genther->SetEventNumberInFile(1);
489 genther->SetTemperature(0.145);
490 genther->SetMiuI(-0.0009);
491 genther->SetMiuS(0.000);
492 genther->SetMiuB(0.0008);
493 genther->SetAlfaRange(8.0);
494 genther->SetRapRange(4.0);
495 genther->SetRhoMax(7.74);
496 genther->SetTau(9.74);
497 genther->SetModel("Lhyquid3D");
498 genther->SetLhyquidSet("LHC500C2030");
503 void ProcessEnvironmentVars()
506 if (gSystem->Getenv("CONFIG_RUN_TYPE"))
508 for (Int_t iRun = 0; iRun < kRunMax; iRun++)
510 if (strcmp(gSystem->Getenv("CONFIG_RUN_TYPE"), pprRunName[iRun])==0)
512 proc = (PDC06Proc_t)iRun;
513 cout<<"Run type set to "<<pprRunName[iRun]<<endl;
519 if (gSystem->Getenv("CONFIG_FIELD"))
521 for (Int_t iField = 0; iField < kFieldMax; iField++)
523 if (strcmp(gSystem->Getenv("CONFIG_FIELD"), pprField[iField])==0)
526 cout<<"Field set to "<<pprField[iField]<<endl;
532 if (gSystem->Getenv("CONFIG_ENERGY"))
534 energy = atoi(gSystem->Getenv("CONFIG_ENERGY"));
535 cout<<"Energy set to "<<energy<<" GeV"<<endl;
538 // Random Number seed
539 if (gSystem->Getenv("CONFIG_SEED"))
541 seed = atoi(gSystem->Getenv("CONFIG_SEED"));