TPC/testMC/ConfigHPT.C

   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,"ConfigPPR.C++")
   6
   7 #if !defined(__CINT__) || defined(__MAKECINT__)
   8 #include <Riostream.h>
   9 #include <TRandom.h>
  10 #include <TSystem.h>
  11 #include <TVirtualMC.h>
  12 #include <TGeant3TGeo.h>
  13 #include <TPDGCode.h>
  14 #include <TF1.h>
  15 #include "STEER/AliRunLoader.h"
  16 #include "STEER/AliRun.h"
  17 #include "STEER/AliConfig.h"
  18 #include "STEER/AliGenerator.h"
  19 #include "STEER/AliLog.h"
  20 #include "PYTHIA6/AliDecayerPythia.h"
  21 #include "EVGEN/AliGenHIJINGpara.h"
  22 #include "THijing/AliGenHijing.h"
  23 #include "EVGEN/AliGenCocktail.h"
  24 #include "EVGEN/AliGenSlowNucleons.h"
  25 #include "EVGEN/AliSlowNucleonModelExp.h"
  26 #include "EVGEN/AliGenParam.h"
  27 #include "EVGEN/AliGenMUONlib.h"
  28 #include "EVGEN/AliGenSTRANGElib.h"
  29 #include "EVGEN/AliGenMUONCocktail.h"
  30 #include "EVGEN/AliGenCocktail.h"
  31 #include "EVGEN/AliGenGeVSim.h"
  32 #include "EVGEN/AliGeVSimParticle.h"
  33 #include "PYTHIA6/AliGenPythia.h"
  34 #include "STEER/AliMagF.h"
  35 #include "STRUCT/AliBODY.h"
  36 #include "STRUCT/AliMAG.h"
  37 #include "STRUCT/AliABSOv3.h"
  38 #include "STRUCT/AliDIPOv3.h"
  39 #include "STRUCT/AliHALLv3.h"
  40 #include "STRUCT/AliFRAMEv2.h"
  41 #include "STRUCT/AliSHILv3.h"
  42 #include "STRUCT/AliPIPEv3.h"
  43 #include "ITS/AliITSv11.h"
  44 #include "TPC/AliTPCv2.h"
  45 #include "TOF/AliTOFv6T0.h"
  46 #include "HMPID/AliHMPIDv3.h"
  47 #include "ZDC/AliZDCv3.h"
  48 #include "TRD/AliTRDv1.h"
  49 #include "FMD/AliFMDv1.h"
  50 #include "MUON/AliMUONv1.h"
  51 #include "PHOS/AliPHOSv1.h"
  52 #include "PMD/AliPMDv1.h"
  53 #include "T0/AliT0v1.h"
  54 #include "EMCAL/AliEMCALv2.h"
  55 #include "ACORDE/AliACORDEv1.h"
  56 #include "VZERO/AliVZEROv7.h"
  57 #endif
  58
  59 enum PprRun_t
  60 {
  61     test50,
  62     kParam_8000,   kParam_4000,  kParam_2000,
  63     kHijing_cent1, kHijing_cent2,
  64     kHijing_per1,  kHijing_per2, kHijing_per3, kHijing_per4,  kHijing_per5,
  65     kHijing_jj25,  kHijing_jj50, kHijing_jj75, kHijing_jj100, kHijing_jj200,
  66     kHijing_gj25,  kHijing_gj50, kHijing_gj75, kHijing_gj100, kHijing_gj200,
  67     kHijing_pA, kPythia6,
  68     kPythia6Jets20_24,   kPythia6Jets24_29,   kPythia6Jets29_35,
  69     kPythia6Jets35_42,   kPythia6Jets42_50,   kPythia6Jets50_60,
  70     kPythia6Jets60_72,   kPythia6Jets72_86,   kPythia6Jets86_104,
  71     kPythia6Jets104_125, kPythia6Jets125_150, kPythia6Jets150_180,
  72     kD0PbPb5500, kCharmSemiElPbPb5500, kBeautySemiElPbPb5500,
  73     kCocktailTRD, kPyJJ, kPyGJ,
  74     kMuonCocktailCent1, kMuonCocktailPer1, kMuonCocktailPer4,
  75     kMuonCocktailCent1HighPt, kMuonCocktailPer1HighPt, kMuonCocktailPer4HighPt,
  76     kMuonCocktailCent1Single, kMuonCocktailPer1Single, kMuonCocktailPer4Single,
  77     kFlow_2_2000, kFlow_10_2000, kFlow_6_2000, kFlow_6_5000,
  78     kHIJINGplus, kRunMax
  79 };
  80
  81 const char* pprRunName[] = {
  82     "test50",
  83     "kParam_8000",   "kParam_4000",  "kParam_2000",
  84     "kHijing_cent1", "kHijing_cent2",
  85     "kHijing_per1",  "kHijing_per2", "kHijing_per3", "kHijing_per4",
  86     "kHijing_per5",
  87     "kHijing_jj25",  "kHijing_jj50", "kHijing_jj75", "kHijing_jj100",
  88     "kHijing_jj200",
  89     "kHijing_gj25",  "kHijing_gj50", "kHijing_gj75", "kHijing_gj100",
  90     "kHijing_gj200", "kHijing_pA", "kPythia6",
  91     "kPythia6Jets20_24",   "kPythia6Jets24_29",   "kPythia6Jets29_35",
  92     "kPythia6Jets35_42",   "kPythia6Jets42_50",   "kPythia6Jets50_60",
  93     "kPythia6Jets60_72",   "kPythia6Jets72_86",   "kPythia6Jets86_104",
  94     "kPythia6Jets104_125", "kPythia6Jets125_150", "kPythia6Jets150_180",
  95     "kD0PbPb5500", "kCharmSemiElPbPb5500", "kBeautySemiElPbPb5500",
  96     "kCocktailTRD", "kPyJJ", "kPyGJ",
  97     "kMuonCocktailCent1", "kMuonCocktailPer1", "kMuonCocktailPer4",
  98     "kMuonCocktailCent1HighPt", "kMuonCocktailPer1HighPt", "kMuonCocktailPer4HighPt",
  99     "kMuonCocktailCent1Single", "kMuonCocktailPer1Single", "kMuonCocktailPer4Single",
 100     "kFlow_2_2000", "kFlow_10_2000", "kFlow_6_2000", "kFlow_6_5000", "kHIJINGplus"
 101 };
 102
 103 enum PprRad_t
 104 {
 105     kGluonRadiation, kNoGluonRadiation
 106 };
 107
 108 enum PprMag_t
 109 {
 110     k2kG, k4kG, k5kG
 111 };
 112
 113 enum PprTrigConf_t
 114 {
 115     kDefaultPPTrig, kDefaultPbPbTrig
 116 };
 117
 118 const char * pprTrigConfName[] = {
 119     "p-p","Pb-Pb"
 120 };
 121
 122 // This part for configuration
 123
 124 static PprRun_t srun = test50;
 125 static PprRad_t srad = kGluonRadiation;
 126 static PprMag_t smag = k5kG;
 127 static Int_t    sseed = 0; //Set 0 to use the current time
 128 static PprTrigConf_t strig = kDefaultPPTrig; // default pp trigger configuration
 129
 130 // Comment line
 131 static TString  comment;
 132
 133 // Functions
 134 Float_t EtaToTheta(Float_t arg);
 135 AliGenerator* GeneratorFactory(PprRun_t srun);
 136 AliGenHijing* HijingStandard();
 137 AliGenGeVSim* GeVSimStandard(Float_t, Float_t);
 138 void ProcessEnvironmentVars();
 139
 140 void Config()
 141 {
 142     // ThetaRange is (0., 180.). It was (0.28,179.72) 7/12/00 09:00
 143     // Theta range given through pseudorapidity limits 22/6/2001
 144
 145     // Get settings from environment variables
 146     ProcessEnvironmentVars();
 147
 148     // Set Random Number seed
 149     gRandom->SetSeed(sseed);
 150     cout<<"Seed for random number generation= "<<gRandom->GetSeed()<<endl;
 151
 152
 153    // libraries required by geant321
 154 #if defined(__CINT__)
 155     gSystem->Load("liblhapdf");
 156     gSystem->Load("libEGPythia6");
 157     gSystem->Load("libpythia6");
 158     gSystem->Load("libAliPythia6");
 159     gSystem->Load("libgeant321");
 160 #endif
 161
 162     new     TGeant3TGeo("C++ Interface to Geant3");
 163
 164   // Output every 100 tracks
 165   ((TGeant3*)gMC)->SetSWIT(4,100);
 166
 167     AliRunLoader* rl=0x0;
 168
 169     AliLog::Message(AliLog::kInfo, "Creating Run Loader", "", "", "Config()"," ConfigPPR.C", __LINE__);
 170
 171     rl = AliRunLoader::Open("galice.root",
 172                             AliConfig::GetDefaultEventFolderName(),
 173                             "recreate");
 174     if (rl == 0x0)
 175       {
 176         gAlice->Fatal("Config.C","Can not instatiate the Run Loader");
 177         return;
 178       }
 179     rl->SetCompressionLevel(2);
 180     rl->SetNumberOfEventsPerFile(100);
 181     gAlice->SetRunLoader(rl);
 182
 183     // Set the trigger configuration
 184     AliSimulation::Instance()->SetTriggerConfig(pprTrigConfName[strig]);
 185     cout<<"Trigger configuration is set to  "<<pprTrigConfName[strig]<<endl;
 186
 187     //
 188     // Set External decayer
 189     AliDecayer *decayer = new AliDecayerPythia();
 190
 191
 192     switch (srun) {
 193     case kD0PbPb5500:
 194       decayer->SetForceDecay(kHadronicD);
 195       break;
 196     case kCharmSemiElPbPb5500:
 197       decayer->SetForceDecay(kSemiElectronic);
 198       break;
 199     case kBeautySemiElPbPb5500:
 200       decayer->SetForceDecay(kSemiElectronic);
 201       break;
 202     default:
 203       decayer->SetForceDecay(kAll);
 204       break;
 205     }
 206     decayer->Init();
 207     gMC->SetExternalDecayer(decayer);
 208     //
 209     //
 210     //=======================================================================
 211     //
 212     //=======================================================================
 213     // ************* STEERING parameters FOR ALICE SIMULATION **************
 214     // --- Specify event type to be tracked through the ALICE setup
 215     // --- All positions are in cm, angles in degrees, and P and E in GeV
 216
 217     gMC->SetProcess("DCAY",1);
 218     gMC->SetProcess("PAIR",1);
 219     gMC->SetProcess("COMP",1);
 220     gMC->SetProcess("PHOT",1);
 221     gMC->SetProcess("PFIS",0);
 222     gMC->SetProcess("DRAY",0);
 223     gMC->SetProcess("ANNI",1);
 224     gMC->SetProcess("BREM",1);
 225     gMC->SetProcess("MUNU",1);
 226     gMC->SetProcess("CKOV",1);
 227     gMC->SetProcess("HADR",1);
 228     gMC->SetProcess("LOSS",2);
 229     gMC->SetProcess("MULS",1);
 230     gMC->SetProcess("RAYL",1);
 231
 232     Float_t cut = 1.e-3;        // 1MeV cut by default
 233     Float_t tofmax = 1.e10;
 234
 235     gMC->SetCut("CUTGAM", cut);
 236     gMC->SetCut("CUTELE", cut);
 237     gMC->SetCut("CUTNEU", cut);
 238     gMC->SetCut("CUTHAD", cut);
 239     gMC->SetCut("CUTMUO", cut);
 240     gMC->SetCut("BCUTE",  cut);
 241     gMC->SetCut("BCUTM",  cut);
 242     gMC->SetCut("DCUTE",  cut);
 243     gMC->SetCut("DCUTM",  cut);
 244     gMC->SetCut("PPCUTM", cut);
 245     gMC->SetCut("TOFMAX", tofmax);
 246
 247     // Generator Configuration
 248     AliGenerator* gener = GeneratorFactory(srun);
 249     gener->SetOrigin(0, 0, 0);    // vertex position
 250     gener->SetSigma(0, 0, 5.3);   // Sigma in (X,Y,Z) (cm) on IP position
 251     gener->SetCutVertexZ(1.);     // Truncate at 1 sigma
 252     gener->SetVertexSmear(kPerEvent);
 253     gener->SetTrackingFlag(1);
 254     gener->Init();
 255
 256     if (smag == k2kG) {
 257         comment = comment.Append(" | L3 field 0.2 T");
 258     } else if (smag == k4kG) {
 259         comment = comment.Append(" | L3 field 0.4 T");
 260     } else if (smag == k5kG) {
 261         comment = comment.Append(" | L3 field 0.5 T");
 262     }
 263
 264
 265     if (srad == kGluonRadiation)
 266     {
 267         comment = comment.Append(" | Gluon Radiation On");
 268
 269     } else {
 270         comment = comment.Append(" | Gluon Radiation Off");
 271     }
 272
 273     printf("\n \n Comment: %s \n \n", comment.Data());
 274
 275
 276 // Field
 277     TGeoGlobalMagField::Instance()->SetField(new AliMagF("Maps","Maps", 1., 1., AliMagF::k5kG));
 278     rl->CdGAFile();
 279
 280 //
 281     Int_t   iABSO   = 1;
 282     Int_t   iDIPO   = 1;
 283     Int_t   iFMD    = 0;
 284     Int_t   iFRAME  = 1;
 285     Int_t   iHALL   = 1;
 286     Int_t   iITS    = 1;
 287     Int_t   iMAG    = 1;
 288     Int_t   iMUON   = 0;
 289     Int_t   iPHOS   = 0;
 290     Int_t   iPIPE   = 1;
 291     Int_t   iPMD    = 0;
 292     Int_t   iHMPID  = 0;
 293     Int_t   iSHIL   = 1;
 294     Int_t   iT0     = 0;
 295     Int_t   iTOF    = 1;
 296     Int_t   iTPC    = 1;
 297     Int_t   iTRD    = 1;
 298     Int_t   iZDC    = 0;
 299     Int_t   iEMCAL  = 0;
 300     Int_t   iVZERO  = 0;
 301     Int_t   iACORDE    = 0;
 302
 303     //=================== Alice BODY parameters =============================
 304     AliBODY *BODY = new AliBODY("BODY", "Alice envelop");
 305
 306
 307     if (iMAG)
 308     {
 309         //=================== MAG parameters ============================
 310         // --- Start with Magnet since detector layouts may be depending ---
 311         // --- on the selected Magnet dimensions ---
 312         AliMAG *MAG = new AliMAG("MAG", "Magnet");
 313     }
 314
 315
 316     if (iABSO)
 317     {
 318         //=================== ABSO parameters ============================
 319         AliABSO *ABSO = new AliABSOv3("ABSO", "Muon Absorber");
 320     }
 321
 322     if (iDIPO)
 323     {
 324         //=================== DIPO parameters ============================
 325
 326         AliDIPO *DIPO = new AliDIPOv3("DIPO", "Dipole version 3");
 327     }
 328
 329     if (iHALL)
 330     {
 331         //=================== HALL parameters ============================
 332
 333         AliHALL *HALL = new AliHALLv3("HALL", "Alice Hall");
 334     }
 335
 336
 337     if (iFRAME)
 338     {
 339         //=================== FRAME parameters ============================
 340
 341         AliFRAMEv2 *FRAME = new AliFRAMEv2("FRAME", "Space Frame");
 342         FRAME->SetHoles(1);
 343     }
 344
 345     if (iSHIL)
 346     {
 347         //=================== SHIL parameters ============================
 348
 349         AliSHIL *SHIL = new AliSHILv3("SHIL", "Shielding Version 3");
 350     }
 351
 352
 353     if (iPIPE)
 354     {
 355         //=================== PIPE parameters ============================
 356
 357         AliPIPE *PIPE = new AliPIPEv3("PIPE", "Beam Pipe");
 358     }
 359
 360     if (iITS)
 361     {
 362         //=================== ITS parameters ============================
 363
 364         AliITS *ITS  = new AliITSv11("ITS","ITS v11");
 365     }
 366
 367     if (iTPC)
 368     {
 369       //============================ TPC parameters =====================
 370         AliTPC *TPC = new AliTPCv2("TPC", "Default");
 371     }
 372
 373
 374     if (iTOF) {
 375         //=================== TOF parameters ============================
 376         AliTOF *TOF = new AliTOFv6T0("TOF", "normal TOF");
 377     }
 378
 379
 380     if (iHMPID)
 381     {
 382         //=================== HMPID parameters ===========================
 383         AliHMPID *HMPID = new AliHMPIDv3("HMPID", "normal HMPID");
 384
 385     }
 386
 387
 388     if (iZDC)
 389     {
 390         //=================== ZDC parameters ============================
 391
 392         AliZDC *ZDC = new AliZDCv3("ZDC", "normal ZDC");
 393     }
 394
 395     if (iTRD)
 396     {
 397         //=================== TRD parameters ============================
 398
 399         AliTRD *TRD = new AliTRDv1("TRD", "TRD slow simulator");
 400     }
 401
 402     if (iFMD)
 403     {
 404         //=================== FMD parameters ============================
 405         AliFMD *FMD = new AliFMDv1("FMD", "normal FMD");
 406    }
 407
 408     if (iMUON)
 409     {
 410         //=================== MUON parameters ===========================
 411         // New MUONv1 version (geometry defined via builders)
 412         AliMUON *MUON = new AliMUONv1("MUON", "default");
 413     }
 414     //=================== PHOS parameters ===========================
 415
 416     if (iPHOS)
 417     {
 418         AliPHOS *PHOS = new AliPHOSv1("PHOS", "IHEP");
 419     }
 420
 421
 422     if (iPMD)
 423     {
 424         //=================== PMD parameters ============================
 425         AliPMD *PMD = new AliPMDv1("PMD", "normal PMD");
 426     }
 427
 428     if (iT0)
 429     {
 430         //=================== T0 parameters ============================
 431         AliT0 *T0 = new AliT0v1("T0", "T0 Detector");
 432     }
 433
 434     if (iEMCAL)
 435     {
 436         //=================== EMCAL parameters ============================
 437         AliEMCAL *EMCAL = new AliEMCALv2("EMCAL", "EMCAL_COMPLETE");
 438     }
 439
 440      if (iACORDE)
 441     {
 442         //=================== ACORDE parameters ============================
 443         AliACORDE *ACORDE = new AliACORDEv1("ACORDE", "normal ACORDE");
 444     }
 445
 446      if (iVZERO)
 447     {
 448         //=================== VZERO parameters ============================
 449         AliVZERO *VZERO = new AliVZEROv7("VZERO", "normal VZERO");
 450     }
 451
 452
 453 }
 454
 455 Float_t EtaToTheta(Float_t arg){
 456   return (180./TMath::Pi())*2.*atan(exp(-arg));
 457 }
 458
 459
 460
 461 AliGenerator* GeneratorFactory(PprRun_t srun) {
 462     Int_t isw = 3;
 463     if (srad == kNoGluonRadiation) isw = 0;
 464
 465
 466     AliGenerator * gGener = 0x0;
 467     switch (srun) {
 468     case test50:
 469       {
 470 //      comment = comment.Append(":HIJINGparam test 50 particles");
 471 //      AliGenHIJINGpara *gener = new AliGenHIJINGpara(50);
 472 //      gener->SetMomentumRange(0, 999999.);
 473 //      gener->SetPhiRange(0., 360.);
 474 //      // Set pseudorapidity range from -8 to 8.
 475 //      Float_t thmin = EtaToTheta(1.4);   // theta min. <---> eta max
 476 //      Float_t thmax = EtaToTheta(-1.4);  // theta max. <---> eta min
 477 //      gener->SetThetaRange(thmin,thmax);
 478 //      gGener=gener;
 479         Int_t     nParticles = 100;
 480          AliGenCocktail *gener = new AliGenCocktail();
 481          gener->SetPhiRange(0, 360);
 482          // Set pseudorapidity range from -8 to 8.
 483          Float_t thmin = EtaToTheta(1.4);   // theta min. <---> eta max
 484          Float_t thmax = EtaToTheta(-1.4);  // theta max. <---> eta min
 485          gener->SetThetaRange(thmin,thmax);
 486          gener->SetOrigin(0, 0, 0);  //vertex position
 487          gener->SetSigma(0, 0, 3);   //Sigma in (X,Y,Z) (cm) on IP position
 488
 489          AliGenHIJINGpara *hijingparam = new AliGenHIJINGpara(nParticles);
 490          hijingparam->SetMomentumRange(0.2, 999);
 491          gener->AddGenerator(hijingparam,"HIJING PARAM",1);
 492             //
 493          for (Float_t imom=0;imom<5;imom+=5){
 494            Float_t pmom = imom*20;
 495            Int_t nParticles2 =(imom+1);
 496            //
 497            //PIONS
 498            AliGenBox *genboxPIP = new AliGenBox(nParticles2);
 499            genboxPIP->SetPart(211);
 500            genboxPIP->SetPtRange(0.2, pmom);
 501            AliGenBox *genboxPIM = new AliGenBox(nParticles2);
 502            genboxPIM->SetPart(-211);
 503            genboxPIM->SetPtRange(0.2, pmom);
 504            //Electrons
 505            AliGenBox *genboxEP = new AliGenBox(nParticles2);
 506            genboxEP->SetPart(11);
 507            genboxEP->SetPtRange(0.1, pmom);
 508            AliGenBox *genboxEM = new AliGenBox(nParticles2);
 509            genboxEM->SetPart(-11);
 510            genboxEM->SetPtRange(0.1, pmom);
 511          //Kaons
 512            AliGenBox *genboxKP = new AliGenBox(nParticles2);
 513            genboxKP->SetPart(321);
 514            genboxKP->SetPtRange(0.2, pmom);
 515            AliGenBox *genboxKM = new AliGenBox(nParticles2);
 516            genboxKM->SetPart(-321);
 517            genboxKM->SetPtRange(0.2, pmom);
 518            // mu
 519            AliGenBox *genboxMP = new AliGenBox(nParticles2);
 520            genboxMP->SetPart(13);
 521            genboxMP->SetPtRange(0.2, pmom);
 522            AliGenBox *genboxMM = new AliGenBox(nParticles2);
 523            genboxMM->SetPart(-13);
 524            genboxMM->SetPtRange(0.2, pmom);
 525            // Protons
 526            AliGenBox *genboxPP = new AliGenBox(nParticles2);
 527            genboxPP->SetPart(2212);
 528            genboxPP->SetPtRange(0.2, pmom);
 529            AliGenBox *genboxPM = new AliGenBox(nParticles2);
 530            genboxPM->SetPart(-2212);
 531            genboxPM->SetPtRange(0.2, pmom);
 532            gener->AddGenerator(genboxPIP,"GENBOX",1);
 533            gener->AddGenerator(genboxPIM,"GENBOX",1);
 534            gener->AddGenerator(genboxEM,"GENBOX",1);
 535            gener->AddGenerator(genboxEP,"GENBOX",1);
 536            gener->AddGenerator(genboxKM,"GENBOX",1);
 537            gener->AddGenerator(genboxKP,"GENBOX",1);
 538            gener->AddGenerator(genboxMM,"GENBOX",1);
 539            gener->AddGenerator(genboxMP,"GENBOX",1);
 540            gener->AddGenerator(genboxPM,"GENBOX",1);
 541            gener->AddGenerator(genboxPP,"GENBOX",1);
 542          }
 543
 544          gGener=gener;
 545
 546
 547       }
 548       break;
 549     case kParam_8000:
 550       {
 551         comment = comment.Append(":HIJINGparam N=8000");
 552         AliGenHIJINGpara *gener = new AliGenHIJINGpara(86030);
 553         gener->SetMomentumRange(0, 999999.);
 554         gener->SetPhiRange(0., 360.);
 555         // Set pseudorapidity range from -8 to 8.
 556         Float_t thmin = EtaToTheta(8);   // theta min. <---> eta max
 557         Float_t thmax = EtaToTheta(-8);  // theta max. <---> eta min
 558         gener->SetThetaRange(thmin,thmax);
 559         gGener=gener;
 560       }
 561       break;
 562     case kParam_4000:
 563       {
 564         comment = comment.Append("HIJINGparam N=4000");
 565         AliGenHIJINGpara *gener = new AliGenHIJINGpara(43015);
 566         gener->SetMomentumRange(0, 999999.);
 567         gener->SetPhiRange(0., 360.);
 568         // Set pseudorapidity range from -8 to 8.
 569         Float_t thmin = EtaToTheta(8);   // theta min. <---> eta max
 570         Float_t thmax = EtaToTheta(-8);  // theta max. <---> eta min
 571         gener->SetThetaRange(thmin,thmax);
 572         gGener=gener;
 573       }
 574         break;
 575     case kParam_2000:
 576       {
 577         comment = comment.Append("HIJINGparam N=2000");
 578         AliGenHIJINGpara *gener = new AliGenHIJINGpara(21507);
 579         gener->SetMomentumRange(0, 999999.);
 580         gener->SetPhiRange(0., 360.);
 581         // Set pseudorapidity range from -8 to 8.
 582         Float_t thmin = EtaToTheta(8);   // theta min. <---> eta max
 583         Float_t thmax = EtaToTheta(-8);  // theta max. <---> eta min
 584         gener->SetThetaRange(thmin,thmax);
 585         gGener=gener;
 586       }
 587       break;
 588 //
 589 //  Hijing Central
 590 //
 591     case kHijing_cent1:
 592       {
 593         comment = comment.Append("HIJING cent1");
 594         AliGenHijing *gener = HijingStandard();
 595 // impact parameter range
 596         gener->SetImpactParameterRange(0., 5.);
 597         gGener=gener;
 598       }
 599       break;
 600     case kHijing_cent2:
 601       {
 602         comment = comment.Append("HIJING cent2");
 603         AliGenHijing *gener = HijingStandard();
 604 // impact parameter range
 605         gener->SetImpactParameterRange(0., 2.);
 606         gGener=gener;
 607       }
 608       break;
 609 //
 610 // Hijing Peripheral
 611 //
 612     case kHijing_per1:
 613       {
 614         comment = comment.Append("HIJING per1");
 615         AliGenHijing *gener = HijingStandard();
 616 // impact parameter range
 617         gener->SetImpactParameterRange(5., 8.6);
 618         gGener=gener;
 619       }
 620       break;
 621     case kHijing_per2:
 622       {
 623         comment = comment.Append("HIJING per2");
 624         AliGenHijing *gener = HijingStandard();
 625 // impact parameter range
 626         gener->SetImpactParameterRange(8.6, 11.2);
 627         gGener=gener;
 628       }
 629       break;
 630     case kHijing_per3:
 631       {
 632         comment = comment.Append("HIJING per3");
 633         AliGenHijing *gener = HijingStandard();
 634 // impact parameter range
 635         gener->SetImpactParameterRange(11.2, 13.2);
 636         gGener=gener;
 637       }
 638       break;
 639     case kHijing_per4:
 640       {
 641         comment = comment.Append("HIJING per4");
 642         AliGenHijing *gener = HijingStandard();
 643 // impact parameter range
 644         gener->SetImpactParameterRange(13.2, 15.);
 645         gGener=gener;
 646       }
 647       break;
 648     case kHijing_per5:
 649       {
 650         comment = comment.Append("HIJING per5");
 651         AliGenHijing *gener = HijingStandard();
 652 // impact parameter range
 653         gener->SetImpactParameterRange(15., 100.);
 654         gGener=gener;
 655       }
 656       break;
 657 //
 658 //  Jet-Jet
 659 //
 660     case kHijing_jj25:
 661       {
 662         comment = comment.Append("HIJING Jet 25 GeV");
 663         AliGenHijing *gener = HijingStandard();
 664 // impact parameter range
 665         gener->SetImpactParameterRange(0., 5.);
 666         // trigger
 667         gener->SetTrigger(1);
 668         gener->SetPtJet(25.);
 669         gener->SetRadiation(isw);
 670         gener->SetSimpleJets(!isw);
 671         gener->SetJetEtaRange(-0.3,0.3);
 672         gener->SetJetPhiRange(75., 165.);
 673         gGener=gener;
 674       }
 675       break;
 676
 677     case kHijing_jj50:
 678       {
 679         comment = comment.Append("HIJING Jet 50 GeV");
 680         AliGenHijing *gener = HijingStandard();
 681 // impact parameter range
 682         gener->SetImpactParameterRange(0., 5.);
 683         // trigger
 684         gener->SetTrigger(1);
 685         gener->SetPtJet(50.);
 686         gener->SetRadiation(isw);
 687         gener->SetSimpleJets(!isw);
 688         gener->SetJetEtaRange(-0.3,0.3);
 689         gener->SetJetPhiRange(75., 165.);
 690         gGener=gener;
 691       }
 692         break;
 693
 694     case kHijing_jj75:
 695       {
 696         comment = comment.Append("HIJING Jet 75 GeV");
 697         AliGenHijing *gener = HijingStandard();
 698 // impact parameter range
 699         gener->SetImpactParameterRange(0., 5.);
 700         // trigger
 701         gener->SetTrigger(1);
 702         gener->SetPtJet(75.);
 703         gener->SetRadiation(isw);
 704         gener->SetSimpleJets(!isw);
 705         gener->SetJetEtaRange(-0.3,0.3);
 706         gener->SetJetPhiRange(75., 165.);
 707         gGener=gener;
 708       }
 709       break;
 710
 711     case kHijing_jj100:
 712       {
 713         comment = comment.Append("HIJING Jet 100 GeV");
 714         AliGenHijing *gener = HijingStandard();
 715 // impact parameter range
 716         gener->SetImpactParameterRange(0., 5.);
 717         // trigger
 718         gener->SetTrigger(1);
 719         gener->SetPtJet(100.);
 720         gener->SetRadiation(isw);
 721         gener->SetSimpleJets(!isw);
 722         gener->SetJetEtaRange(-0.3,0.3);
 723         gener->SetJetPhiRange(75., 165.);
 724         gGener=gener;
 725       }
 726       break;
 727
 728     case kHijing_jj200:
 729       {
 730         comment = comment.Append("HIJING Jet 200 GeV");
 731         AliGenHijing *gener = HijingStandard();
 732 // impact parameter range
 733         gener->SetImpactParameterRange(0., 5.);
 734         // trigger
 735         gener->SetTrigger(1);
 736         gener->SetPtJet(200.);
 737         gener->SetRadiation(isw);
 738         gener->SetSimpleJets(!isw);
 739         gener->SetJetEtaRange(-0.3,0.3);
 740         gener->SetJetPhiRange(75., 165.);
 741         gGener=gener;
 742       }
 743       break;
 744 //
 745 // Gamma-Jet
 746 //
 747     case kHijing_gj25:
 748       {
 749         comment = comment.Append("HIJING Gamma 25 GeV");
 750         AliGenHijing *gener = HijingStandard();
 751 // impact parameter range
 752         gener->SetImpactParameterRange(0., 5.);
 753         // trigger
 754         gener->SetTrigger(2);
 755         gener->SetPtJet(25.);
 756         gener->SetRadiation(isw);
 757         gener->SetSimpleJets(!isw);
 758         gener->SetJetEtaRange(-0.12, 0.12);
 759         gener->SetJetPhiRange(220., 320.);
 760         gGener=gener;
 761       }
 762       break;
 763
 764     case kHijing_gj50:
 765       {
 766         comment = comment.Append("HIJING Gamma 50 GeV");
 767         AliGenHijing *gener = HijingStandard();
 768 // impact parameter range
 769         gener->SetImpactParameterRange(0., 5.);
 770         // trigger
 771         gener->SetTrigger(2);
 772         gener->SetPtJet(50.);
 773         gener->SetRadiation(isw);
 774         gener->SetSimpleJets(!isw);
 775         gener->SetJetEtaRange(-0.12, 0.12);
 776         gener->SetJetPhiRange(220., 320.);
 777         gGener=gener;
 778       }
 779       break;
 780
 781     case kHijing_gj75:
 782       {
 783         comment = comment.Append("HIJING Gamma 75 GeV");
 784         AliGenHijing *gener = HijingStandard();
 785 // impact parameter range
 786         gener->SetImpactParameterRange(0., 5.);
 787         // trigger
 788         gener->SetTrigger(2);
 789         gener->SetPtJet(75.);
 790         gener->SetRadiation(isw);
 791         gener->SetSimpleJets(!isw);
 792         gener->SetJetEtaRange(-0.12, 0.12);
 793         gener->SetJetPhiRange(220., 320.);
 794         gGener=gener;
 795       }
 796       break;
 797
 798     case kHijing_gj100:
 799       {
 800         comment = comment.Append("HIJING Gamma 100 GeV");
 801         AliGenHijing *gener = HijingStandard();
 802 // impact parameter range
 803         gener->SetImpactParameterRange(0., 5.);
 804         // trigger
 805         gener->SetTrigger(2);
 806         gener->SetPtJet(100.);
 807         gener->SetRadiation(isw);
 808         gener->SetSimpleJets(!isw);
 809         gener->SetJetEtaRange(-0.12, 0.12);
 810         gener->SetJetPhiRange(220., 320.);
 811         gGener=gener;
 812       }
 813       break;
 814
 815     case kHijing_gj200:
 816       {
 817         comment = comment.Append("HIJING Gamma 200 GeV");
 818         AliGenHijing *gener = HijingStandard();
 819 // impact parameter range
 820         gener->SetImpactParameterRange(0., 5.);
 821         // trigger
 822         gener->SetTrigger(2);
 823         gener->SetPtJet(200.);
 824         gener->SetRadiation(isw);
 825         gener->SetSimpleJets(!isw);
 826         gener->SetJetEtaRange(-0.12, 0.12);
 827         gener->SetJetPhiRange(220., 320.);
 828         gGener=gener;
 829       }
 830       break;
 831     case kHijing_pA:
 832       {
 833         comment = comment.Append("HIJING pA");
 834
 835         AliGenCocktail *gener  = new AliGenCocktail();
 836
 837         AliGenHijing   *hijing = new AliGenHijing(-1);
 838 // centre of mass energy
 839         hijing->SetEnergyCMS(TMath::Sqrt(82./208.) * 14000.);
 840 // impact parameter range
 841         hijing->SetImpactParameterRange(0., 15.);
 842 // reference frame
 843         hijing->SetReferenceFrame("CMS");
 844         hijing->SetBoostLHC(1);
 845 // projectile
 846         hijing->SetProjectile("P", 1, 1);
 847         hijing->SetTarget    ("A", 208, 82);
 848 // tell hijing to keep the full parent child chain
 849         hijing->KeepFullEvent();
 850 // enable jet quenching
 851         hijing->SetJetQuenching(0);
 852 // enable shadowing
 853         hijing->SetShadowing(1);
 854 // Don't track spectators
 855         hijing->SetSpectators(0);
 856 // kinematic selection
 857         hijing->SetSelectAll(0);
 858 //
 859         AliGenSlowNucleons*  gray    = new AliGenSlowNucleons(1);
 860         AliSlowNucleonModel* model   = new AliSlowNucleonModelExp();
 861         gray->SetSlowNucleonModel(model);
 862         gray->SetDebug(1);
 863         gener->AddGenerator(hijing,"Hijing pPb", 1);
 864         gener->AddGenerator(gray,  "Gray Particles",1);
 865         gGener=gener;
 866       }
 867       break;
 868     case kPythia6:
 869       {
 870         comment = comment.Append(":Pythia p-p @ 14 TeV");
 871         AliGenPythia *gener = new AliGenPythia(-1);
 872         gener->SetMomentumRange(0,999999);
 873         gener->SetThetaRange(0., 180.);
 874         gener->SetYRange(-12,12);
 875         gener->SetPtRange(0,1000);
 876         gener->SetProcess(kPyMb);
 877         gener->SetEnergyCMS(14000.);
 878         gGener=gener;
 879       }
 880       break;
 881     case kPythia6Jets20_24:
 882       {
 883         comment = comment.Append(":Pythia jets 20-24 GeV @ 5.5 TeV");
 884         AliGenPythia * gener = new AliGenPythia(-1);
 885         gener->SetEnergyCMS(5500.);//        Centre of mass energy
 886         gener->SetProcess(kPyJets);//        Process type
 887         gener->SetJetEtaRange(-0.5, 0.5);//  Final state kinematic cuts
 888         gener->SetJetPhiRange(0., 360.);
 889         gener->SetJetEtRange(10., 1000.);
 890         gener->SetGluonRadiation(1,1);
 891         //    gener->SetPtKick(0.);
 892         //   Structure function
 893         gener->SetStrucFunc(kCTEQ4L);
 894         gener->SetPtHard(20., 24.);// Pt transfer of the hard scattering
 895         gener->SetPycellParameters(2., 274, 432, 0., 4., 5., 1.0);
 896         gener->SetForceDecay(kAll);//  Decay type (semielectronic, etc.)
 897         gGener=gener;
 898       }
 899       break;
 900     case kPythia6Jets24_29:
 901       {
 902         comment = comment.Append(":Pythia jets 24-29 GeV @ 5.5 TeV");
 903         AliGenPythia * gener = new AliGenPythia(-1);
 904         gener->SetEnergyCMS(5500.);//        Centre of mass energy
 905         gener->SetProcess(kPyJets);//        Process type
 906         gener->SetJetEtaRange(-0.5, 0.5);//  Final state kinematic cuts
 907         gener->SetJetPhiRange(0., 360.);
 908         gener->SetJetEtRange(10., 1000.);
 909         gener->SetGluonRadiation(1,1);
 910         //    gener->SetPtKick(0.);
 911         //   Structure function
 912         gener->SetStrucFunc(kCTEQ4L);
 913         gener->SetPtHard(24., 29.);// Pt transfer of the hard scattering
 914         gener->SetPycellParameters(2., 274, 432, 0., 4., 5., 1.0);
 915         gener->SetForceDecay(kAll);//  Decay type (semielectronic, etc.)
 916         gGener=gener;
 917       }
 918       break;
 919     case kPythia6Jets29_35:
 920       {
 921         comment = comment.Append(":Pythia jets 29-35 GeV @ 5.5 TeV");
 922         AliGenPythia * gener = new AliGenPythia(-1);
 923         gener->SetEnergyCMS(5500.);//        Centre of mass energy
 924         gener->SetProcess(kPyJets);//        Process type
 925         gener->SetJetEtaRange(-0.5, 0.5);//  Final state kinematic cuts
 926         gener->SetJetPhiRange(0., 360.);
 927         gener->SetJetEtRange(10., 1000.);
 928         gener->SetGluonRadiation(1,1);
 929         //    gener->SetPtKick(0.);
 930         //   Structure function
 931         gener->SetStrucFunc(kCTEQ4L);
 932         gener->SetPtHard(29., 35.);// Pt transfer of the hard scattering
 933         gener->SetPycellParameters(2., 274, 432, 0., 4., 5., 1.0);
 934         gener->SetForceDecay(kAll);//  Decay type (semielectronic, etc.)
 935         gGener=gener;
 936       }
 937       break;
 938     case kPythia6Jets35_42:
 939       {
 940         comment = comment.Append(":Pythia jets 35-42 GeV @ 5.5 TeV");
 941         AliGenPythia * gener = new AliGenPythia(-1);
 942         gener->SetEnergyCMS(5500.);//        Centre of mass energy
 943         gener->SetProcess(kPyJets);//        Process type
 944         gener->SetJetEtaRange(-0.5, 0.5);//  Final state kinematic cuts
 945         gener->SetJetPhiRange(0., 360.);
 946         gener->SetJetEtRange(10., 1000.);
 947         gener->SetGluonRadiation(1,1);
 948         //    gener->SetPtKick(0.);
 949         //   Structure function
 950         gener->SetStrucFunc(kCTEQ4L);
 951         gener->SetPtHard(35., 42.);// Pt transfer of the hard scattering
 952         gener->SetPycellParameters(2., 274, 432, 0., 4., 5., 1.0);
 953         gener->SetForceDecay(kAll);//  Decay type (semielectronic, etc.)
 954         gGener=gener;
 955       }
 956       break;
 957     case kPythia6Jets42_50:
 958       {
 959         comment = comment.Append(":Pythia jets 42-50 GeV @ 5.5 TeV");
 960         AliGenPythia * gener = new AliGenPythia(-1);
 961         gener->SetEnergyCMS(5500.);//        Centre of mass energy
 962         gener->SetProcess(kPyJets);//        Process type
 963         gener->SetJetEtaRange(-0.5, 0.5);//  Final state kinematic cuts
 964         gener->SetJetPhiRange(0., 360.);
 965         gener->SetJetEtRange(10., 1000.);
 966         gener->SetGluonRadiation(1,1);
 967         //    gener->SetPtKick(0.);
 968         //   Structure function
 969         gener->SetStrucFunc(kCTEQ4L);
 970         gener->SetPtHard(42., 50.);// Pt transfer of the hard scattering
 971         gener->SetPycellParameters(2., 274, 432, 0., 4., 5., 1.0);
 972         gener->SetForceDecay(kAll);//  Decay type (semielectronic, etc.)
 973         gGener=gener;
 974       }
 975       break;
 976     case kPythia6Jets50_60:
 977       {
 978         comment = comment.Append(":Pythia jets 50-60 GeV @ 5.5 TeV");
 979         AliGenPythia * gener = new AliGenPythia(-1);
 980         gener->SetEnergyCMS(5500.);//        Centre of mass energy
 981         gener->SetProcess(kPyJets);//        Process type
 982         gener->SetJetEtaRange(-0.5, 0.5);//  Final state kinematic cuts
 983         gener->SetJetPhiRange(0., 360.);
 984         gener->SetJetEtRange(10., 1000.);
 985         gener->SetGluonRadiation(1,1);
 986         //    gener->SetPtKick(0.);
 987         //   Structure function
 988         gener->SetStrucFunc(kCTEQ4L);
 989         gener->SetPtHard(50., 60.);// Pt transfer of the hard scattering
 990         gener->SetPycellParameters(2., 274, 432, 0., 4., 5., 1.0);
 991         gener->SetForceDecay(kAll);//  Decay type (semielectronic, etc.)
 992         gGener=gener;
 993       }
 994       break;
 995     case kPythia6Jets60_72:
 996       {
 997         comment = comment.Append(":Pythia jets 60-72 GeV @ 5.5 TeV");
 998         AliGenPythia * gener = new AliGenPythia(-1);
 999         gener->SetEnergyCMS(5500.);//        Centre of mass energy
1000         gener->SetProcess(kPyJets);//        Process type
1001         gener->SetJetEtaRange(-0.5, 0.5);//  Final state kinematic cuts
1002         gener->SetJetPhiRange(0., 360.);
1003         gener->SetJetEtRange(10., 1000.);
1004         gener->SetGluonRadiation(1,1);
1005         //    gener->SetPtKick(0.);
1006         //   Structure function
1007         gener->SetStrucFunc(kCTEQ4L);
1008         gener->SetPtHard(60., 72.);// Pt transfer of the hard scattering
1009         gener->SetPycellParameters(2., 274, 432, 0., 4., 5., 1.0);
1010         gener->SetForceDecay(kAll);//  Decay type (semielectronic, etc.)
1011         gGener=gener;
1012       }
1013       break;
1014     case kPythia6Jets72_86:
1015       {
1016         comment = comment.Append(":Pythia jets 72-86 GeV @ 5.5 TeV");
1017         AliGenPythia * gener = new AliGenPythia(-1);
1018         gener->SetEnergyCMS(5500.);//        Centre of mass energy
1019         gener->SetProcess(kPyJets);//        Process type
1020         gener->SetJetEtaRange(-0.5, 0.5);//  Final state kinematic cuts
1021         gener->SetJetPhiRange(0., 360.);
1022         gener->SetJetEtRange(10., 1000.);
1023         gener->SetGluonRadiation(1,1);
1024         //    gener->SetPtKick(0.);
1025         //   Structure function
1026         gener->SetStrucFunc(kCTEQ4L);
1027         gener->SetPtHard(72., 86.);// Pt transfer of the hard scattering
1028         gener->SetPycellParameters(2., 274, 432, 0., 4., 5., 1.0);
1029         gener->SetForceDecay(kAll);//  Decay type (semielectronic, etc.)
1030         gGener=gener;
1031       }
1032       break;
1033     case kPythia6Jets86_104:
1034       {
1035         comment = comment.Append(":Pythia jets 86-104 GeV @ 5.5 TeV");
1036         AliGenPythia * gener = new AliGenPythia(-1);
1037         gener->SetEnergyCMS(5500.);//        Centre of mass energy
1038         gener->SetProcess(kPyJets);//        Process type
1039         gener->SetJetEtaRange(-0.5, 0.5);//  Final state kinematic cuts
1040         gener->SetJetPhiRange(0., 360.);
1041         gener->SetJetEtRange(10., 1000.);
1042         gener->SetGluonRadiation(1,1);
1043         //    gener->SetPtKick(0.);
1044         //   Structure function
1045         gener->SetStrucFunc(kCTEQ4L);
1046         gener->SetPtHard(86., 104.);// Pt transfer of the hard scattering
1047         gener->SetPycellParameters(2., 274, 432, 0., 4., 5., 1.0);
1048         gener->SetForceDecay(kAll);//  Decay type (semielectronic, etc.)
1049         gGener=gener;
1050       }
1051       break;
1052     case kPythia6Jets104_125:
1053       {
1054         comment = comment.Append(":Pythia jets 105-125 GeV @ 5.5 TeV");
1055         AliGenPythia * gener = new AliGenPythia(-1);
1056         gener->SetEnergyCMS(5500.);//        Centre of mass energy
1057         gener->SetProcess(kPyJets);//        Process type
1058         gener->SetJetEtaRange(-0.5, 0.5);//  Final state kinematic cuts
1059         gener->SetJetPhiRange(0., 360.);
1060         gener->SetJetEtRange(10., 1000.);
1061         gener->SetGluonRadiation(1,1);
1062         //    gener->SetPtKick(0.);
1063         //   Structure function
1064         gener->SetStrucFunc(kCTEQ4L);
1065         gener->SetPtHard(104., 125.);// Pt transfer of the hard scattering
1066         gener->SetPycellParameters(2., 274, 432, 0., 4., 5., 1.0);
1067         gener->SetForceDecay(kAll);//  Decay type (semielectronic, etc.)
1068         gGener=gener;
1069       }
1070       break;
1071     case kPythia6Jets125_150:
1072       {
1073         comment = comment.Append(":Pythia jets 125-150 GeV @ 5.5 TeV");
1074         AliGenPythia * gener = new AliGenPythia(-1);
1075         gener->SetEnergyCMS(5500.);//        Centre of mass energy
1076         gener->SetProcess(kPyJets);//        Process type
1077         gener->SetJetEtaRange(-0.5, 0.5);//  Final state kinematic cuts
1078         gener->SetJetPhiRange(0., 360.);
1079         gener->SetJetEtRange(10., 1000.);
1080         gener->SetGluonRadiation(1,1);
1081         //    gener->SetPtKick(0.);
1082         //   Structure function
1083         gener->SetStrucFunc(kCTEQ4L);
1084         gener->SetPtHard(125., 150.);// Pt transfer of the hard scattering
1085         gener->SetPycellParameters(2., 274, 432, 0., 4., 5., 1.0);
1086         gener->SetForceDecay(kAll);//  Decay type (semielectronic, etc.)
1087         gGener=gener;
1088       }
1089       break;
1090     case kPythia6Jets150_180:
1091       {
1092         comment = comment.Append(":Pythia jets 150-180 GeV @ 5.5 TeV");
1093         AliGenPythia * gener = new AliGenPythia(-1);
1094         gener->SetEnergyCMS(5500.);//        Centre of mass energy
1095         gener->SetProcess(kPyJets);//        Process type
1096         gener->SetJetEtaRange(-0.5, 0.5);//  Final state kinematic cuts
1097         gener->SetJetPhiRange(0., 360.);
1098         gener->SetJetEtRange(10., 1000.);
1099         gener->SetGluonRadiation(1,1);
1100         //    gener->SetPtKick(0.);
1101         //   Structure function
1102         gener->SetStrucFunc(kCTEQ4L);
1103         gener->SetPtHard(150., 180.);// Pt transfer of the hard scattering
1104         gener->SetPycellParameters(2., 274, 432, 0., 4., 5., 1.0);
1105         gener->SetForceDecay(kAll);//  Decay type (semielectronic, etc.)
1106         gGener=gener;
1107       }
1108       break;
1109     case kD0PbPb5500:
1110       {
1111         comment = comment.Append(" D0 in Pb-Pb at 5.5 TeV");
1112         AliGenPythia * gener = new AliGenPythia(10);
1113         gener->SetProcess(kPyD0PbPbMNR);
1114         gener->SetStrucFunc(kCTEQ4L);
1115         gener->SetPtHard(2.1,-1.0);
1116         gener->SetEnergyCMS(5500.);
1117         gener->SetNuclei(208,208);
1118         gener->SetForceDecay(kHadronicD);
1119         gener->SetYRange(-2,2);
1120         gener->SetFeedDownHigherFamily(kFALSE);
1121         gener->SetStackFillOpt(AliGenPythia::kParentSelection);
1122         gener->SetCountMode(AliGenPythia::kCountParents);
1123         gGener=gener;
1124       }
1125       break;
1126     case kCharmSemiElPbPb5500:
1127       {
1128         comment = comment.Append(" Charm in Pb-Pb at 5.5 TeV");
1129         AliGenPythia * gener = new AliGenPythia(10);
1130         gener->SetProcess(kPyCharmPbPbMNR);
1131         gener->SetStrucFunc(kCTEQ4L);
1132         gener->SetPtHard(2.1,-1.0);
1133         gener->SetEnergyCMS(5500.);
1134         gener->SetNuclei(208,208);
1135         gener->SetForceDecay(kSemiElectronic);
1136         gener->SetYRange(-2,2);
1137         gener->SetFeedDownHigherFamily(kFALSE);
1138         gener->SetCountMode(AliGenPythia::kCountParents);
1139         gGener=gener;
1140       }
1141       break;
1142     case kBeautySemiElPbPb5500:
1143       {
1144         comment = comment.Append(" Beauty in Pb-Pb at 5.5 TeV");
1145         AliGenPythia *gener = new AliGenPythia(10);
1146         gener->SetProcess(kPyBeautyPbPbMNR);
1147         gener->SetStrucFunc(kCTEQ4L);
1148         gener->SetPtHard(2.75,-1.0);
1149         gener->SetEnergyCMS(5500.);
1150         gener->SetNuclei(208,208);
1151         gener->SetForceDecay(kSemiElectronic);
1152         gener->SetYRange(-2,2);
1153         gener->SetFeedDownHigherFamily(kFALSE);
1154         gener->SetCountMode(AliGenPythia::kCountParents);
1155         gGener=gener;
1156       }
1157       break;
1158     case kCocktailTRD:
1159       {
1160         comment = comment.Append(" Cocktail for TRD at 5.5 TeV");
1161         AliGenCocktail *gener  = new AliGenCocktail();
1162
1163         AliGenParam *phi = new AliGenParam(10,
1164                                            new AliGenMUONlib(),
1165                                            AliGenMUONlib::kPhi,
1166                                            "Vogt PbPb");
1167
1168         phi->SetPtRange(0, 100);
1169         phi->SetYRange(-1., +1.);
1170         phi->SetForceDecay(kDiElectron);
1171
1172         AliGenParam *omega = new AliGenParam(10,
1173                                              new AliGenMUONlib(),
1174                                              AliGenMUONlib::kOmega,
1175                                              "Vogt PbPb");
1176
1177         omega->SetPtRange(0, 100);
1178         omega->SetYRange(-1., +1.);
1179         omega->SetForceDecay(kDiElectron);
1180
1181         AliGenParam *jpsi = new AliGenParam(10,
1182                                             new AliGenMUONlib(),
1183                                             AliGenMUONlib::kJpsiFamily,
1184                                             "Vogt PbPb");
1185
1186         jpsi->SetPtRange(0, 100);
1187         jpsi->SetYRange(-1., +1.);
1188         jpsi->SetForceDecay(kDiElectron);
1189
1190         AliGenParam *ups = new AliGenParam(10,
1191                                            new AliGenMUONlib(),
1192                                            AliGenMUONlib::kUpsilonFamily,
1193                                            "Vogt PbPb");
1194         ups->SetPtRange(0, 100);
1195         ups->SetYRange(-1., +1.);
1196         ups->SetForceDecay(kDiElectron);
1197
1198         AliGenParam *charm = new AliGenParam(10,
1199                                              new AliGenMUONlib(),
1200                                              AliGenMUONlib::kCharm,
1201                                              "central");
1202         charm->SetPtRange(0, 100);
1203         charm->SetYRange(-1.5, +1.5);
1204         charm->SetForceDecay(kSemiElectronic);
1205
1206
1207         AliGenParam *beauty = new AliGenParam(10,
1208                                               new AliGenMUONlib(),
1209                                               AliGenMUONlib::kBeauty,
1210                                               "central");
1211         beauty->SetPtRange(0, 100);
1212         beauty->SetYRange(-1.5, +1.5);
1213         beauty->SetForceDecay(kSemiElectronic);
1214
1215         AliGenParam *beautyJ = new AliGenParam(10,
1216                                                new AliGenMUONlib(),
1217                                                AliGenMUONlib::kBeauty,
1218                                                "central");
1219         beautyJ->SetPtRange(0, 100);
1220         beautyJ->SetYRange(-1.5, +1.5);
1221         beautyJ->SetForceDecay(kBJpsiDiElectron);
1222
1223         gener->AddGenerator(phi,"Phi",1);
1224         gener->AddGenerator(omega,"Omega",1);
1225         gener->AddGenerator(jpsi,"J/psi",1);
1226         gener->AddGenerator(ups,"Upsilon",1);
1227         gener->AddGenerator(charm,"Charm",1);
1228         gener->AddGenerator(beauty,"Beauty",1);
1229         gener->AddGenerator(beautyJ,"J/Psi from Beauty",1);
1230         gGener=gener;
1231       }
1232       break;
1233     case kPyJJ:
1234       {
1235         comment = comment.Append(" Jet-jet at 5.5 TeV");
1236         AliGenPythia *gener = new AliGenPythia(-1);
1237         gener->SetEnergyCMS(5500.);
1238         gener->SetProcess(kPyJets);
1239         Double_t ptHardMin=10.0, ptHardMax=-1.0;
1240         gener->SetPtHard(ptHardMin,ptHardMax);
1241         gener->SetYHard(-0.7,0.7);
1242         gener->SetJetEtaRange(-0.2,0.2);
1243         gener->SetEventListRange(0,1);
1244         gGener=gener;
1245       }
1246       break;
1247     case kPyGJ:
1248       {
1249         comment = comment.Append(" Gamma-jet at 5.5 TeV");
1250         AliGenPythia *gener = new AliGenPythia(-1);
1251         gener->SetEnergyCMS(5500.);
1252         gener->SetProcess(kPyDirectGamma);
1253         Double_t ptHardMin=10.0, ptHardMax=-1.0;
1254         gener->SetPtHard(ptHardMin,ptHardMax);
1255         gener->SetYHard(-1.0,1.0);
1256         gener->SetGammaEtaRange(-0.13,0.13);
1257         gener->SetGammaPhiRange(210.,330.);
1258         gener->SetEventListRange(0,1);
1259         gGener=gener;
1260       }
1261       break;
1262     case kMuonCocktailCent1:
1263       {
1264         comment = comment.Append(" Muon Cocktail Cent1");
1265         AliGenMUONCocktail * gener = new AliGenMUONCocktail();
1266         gener->SetPtRange(0.4,100.);       // Transverse momentum range
1267         gener->SetPhiRange(0.,360.);    // Azimuthal angle range
1268         gener->SetYRange(-4.0,-2.4);
1269         gener->SetMuonPtCut(0.8);
1270         gener->SetMuonThetaCut(171.,178.);
1271         gener->SetMuonMultiplicity(2);
1272         gener->SetImpactParameterRange(0.,5.);  //Centrality class Cent1 for PDC04
1273         gGener=gener;
1274       }
1275       break;
1276     case kMuonCocktailPer1:
1277       {
1278         comment = comment.Append(" Muon Cocktail Per1");
1279         AliGenMUONCocktail * gener = new AliGenMUONCocktail();
1280         gener->SetPtRange(0.0,100.);       // Transverse momentum range
1281         gener->SetPhiRange(0.,360.);    // Azimuthal angle range
1282         gener->SetYRange(-4.0,-2.4);
1283         gener->SetMuonPtCut(0.8);
1284         gener->SetMuonThetaCut(171.,178.);
1285         gener->SetMuonMultiplicity(2);
1286         gener->SetImpactParameterRange(5.,8.6);//Centrality class Per1 for PDC04
1287         gGener=gener;
1288       }
1289       break;
1290     case kMuonCocktailPer4:
1291       {
1292         comment = comment.Append(" Muon Cocktail Per4");
1293         AliGenMUONCocktail * gener = new AliGenMUONCocktail();
1294         gener->SetPtRange(0.0,100.);       // Transverse momentum range
1295         gener->SetPhiRange(0.,360.);    // Azimuthal angle range
1296         gener->SetYRange(-4.0,-2.4);
1297         gener->SetMuonPtCut(0.8);
1298         gener->SetMuonThetaCut(171.,178.);
1299         gener->SetMuonMultiplicity(2);
1300         gener->SetImpactParameterRange(13.2,15.0);//Centrality class Per4 for PDC04
1301         gGener=gener;
1302       }
1303       break;
1304     case kMuonCocktailCent1HighPt:
1305       {
1306         comment = comment.Append(" Muon Cocktail HighPt Cent1");
1307         AliGenMUONCocktail * gener = new AliGenMUONCocktail();
1308         gener->SetPtRange(0.0,100.);       // Transverse momentum range
1309         gener->SetPhiRange(0.,360.);    // Azimuthal angle range
1310         gener->SetYRange(-4.0,-2.4);
1311         gener->SetMuonPtCut(2.5);
1312         gener->SetMuonThetaCut(171.,178.);
1313         gener->SetMuonMultiplicity(2);
1314         gener->SetImpactParameterRange(0.,5.);  //Centrality class Cent1 for PDC04
1315         gGener=gener;
1316       }
1317       break;
1318     case kMuonCocktailPer1HighPt :
1319       {
1320         comment = comment.Append(" Muon Cocktail HighPt Per1");
1321         AliGenMUONCocktail * gener = new AliGenMUONCocktail();
1322         gener->SetPtRange(0.0,100.);       // Transverse momentum range
1323         gener->SetPhiRange(0.,360.);    // Azimuthal angle range
1324         gener->SetYRange(-4.0,-2.4);
1325         gener->SetMuonPtCut(2.5);
1326         gener->SetMuonThetaCut(171.,178.);
1327         gener->SetMuonMultiplicity(2);
1328         gener->SetImpactParameterRange(5.,8.6);//Centrality class Per1 for PDC04
1329         gGener=gener;
1330       }
1331       break;
1332     case kMuonCocktailPer4HighPt:
1333       {
1334         comment = comment.Append(" Muon Cocktail HighPt Per4");
1335         AliGenMUONCocktail * gener = new AliGenMUONCocktail();
1336         gener->SetPtRange(0.0,100.);       // Transverse momentum range
1337         gener->SetPhiRange(0.,360.);    // Azimuthal angle range
1338         gener->SetYRange(-4.0,-2.4);
1339         gener->SetMuonPtCut(2.5);
1340         gener->SetMuonThetaCut(171.,178.);
1341         gener->SetMuonMultiplicity(2);
1342         gener->SetImpactParameterRange(13.2,15.0);//Centrality class Per4 for PDC04
1343         gGener=gener;
1344       }
1345       break;
1346     case kMuonCocktailCent1Single:
1347       {
1348         comment = comment.Append(" Muon Cocktail Single Cent1");
1349         AliGenMUONCocktail * gener = new AliGenMUONCocktail();
1350         gener->SetPtRange(0.0,100.);       // Transverse momentum range
1351         gener->SetPhiRange(0.,360.);    // Azimuthal angle range
1352         gener->SetYRange(-4.0,-2.4);
1353         gener->SetMuonPtCut(0.8);
1354         gener->SetMuonThetaCut(171.,178.);
1355         gener->SetMuonMultiplicity(1);
1356         gener->SetImpactParameterRange(0.,5.);  //Centrality class Cent1 for PDC04
1357         gGener=gener;
1358       }
1359       break;
1360     case kMuonCocktailPer1Single :
1361       {
1362         comment = comment.Append(" Muon Cocktail Single Per1");
1363         AliGenMUONCocktail * gener = new AliGenMUONCocktail();
1364         gener->SetPtRange(0.0,100.);       // Transverse momentum range
1365         gener->SetPhiRange(0.,360.);    // Azimuthal angle range
1366         gener->SetYRange(-4.0,-2.4);
1367         gener->SetMuonPtCut(0.8);
1368         gener->SetMuonThetaCut(171.,178.);
1369         gener->SetMuonMultiplicity(1);
1370         gener->SetImpactParameterRange(5.,8.6);//Centrality class Per1 for PDC04
1371         gener->SetNumberOfParticipants(229.3);//Centrality class Per1 for PDC04
1372         gGener=gener;
1373       }
1374       break;
1375     case kMuonCocktailPer4Single:
1376       {
1377         comment = comment.Append(" Muon Cocktail Single Per4");
1378         AliGenMUONCocktail * gener = new AliGenMUONCocktail();
1379         gener->SetPtRange(0.0,100.);       // Transverse momentum range
1380         gener->SetPhiRange(0.,360.);    // Azimuthal angle range
1381         gener->SetYRange(-4.0,-2.4);
1382         gener->SetMuonPtCut(0.8);
1383         gener->SetMuonThetaCut(171.,178.);
1384         gener->SetMuonMultiplicity(1);
1385         gener->SetImpactParameterRange(13.2,15.0);//Centrality class Per4 for PDC04
1386         gGener=gener;
1387       }
1388       break;
1389     case kFlow_2_2000:
1390     {
1391         comment = comment.Append(" Flow with dN/deta  = 2000, vn = 2%");
1392         gGener = GeVSimStandard(2000., 2.);
1393     }
1394     break;
1395
1396     case kFlow_10_2000:
1397     {
1398         comment = comment.Append(" Flow with dN/deta  = 2000, vn = 10%");
1399         gGener = GeVSimStandard(2000., 10.);
1400     }
1401     break;
1402
1403     case kFlow_6_2000:
1404     {
1405         comment = comment.Append(" Flow with dN/deta  = 2000, vn = 6%");
1406         gGener = GeVSimStandard(2000., 6.);
1407     }
1408     break;
1409
1410     case kFlow_6_5000:
1411     {
1412         comment = comment.Append(" Flow with dN/deta  = 5000, vn = 6%");
1413         gGener = GeVSimStandard(5000., 6.);
1414     }
1415     break;
1416     case kHIJINGplus:
1417     {
1418         //
1419         // The cocktail
1420         AliGenCocktail *gener  = new AliGenCocktail();
1421
1422         //
1423         // Charm production by Pythia
1424         AliGenPythia * genpyc = new AliGenPythia(230);
1425         genpyc->SetProcess(kPyCharmPbPbMNR);
1426         genpyc->SetStrucFunc(kCTEQ4L);
1427         genpyc->SetPtHard(2.1,-1.0);
1428         genpyc->SetEnergyCMS(5500.);
1429         genpyc->SetNuclei(208,208);
1430         genpyc->SetYRange(-999,999);
1431         genpyc->SetForceDecay(kAll);
1432         genpyc->SetFeedDownHigherFamily(kFALSE);
1433         genpyc->SetCountMode(AliGenPythia::kCountParents);
1434         //
1435         // Beauty production by Pythia
1436         AliGenPythia * genpyb = new AliGenPythia(9);
1437         genpyb->SetProcess(kPyBeautyPbPbMNR);
1438         genpyb->SetStrucFunc(kCTEQ4L);
1439         genpyb->SetPtHard(2.75,-1.0);
1440         genpyb->SetEnergyCMS(5500.);
1441         genpyb->SetNuclei(208,208);
1442         genpyb->SetYRange(-999,999);
1443         genpyb->SetForceDecay(kAll);
1444         genpyb->SetFeedDownHigherFamily(kFALSE);
1445         genpyb->SetCountMode(AliGenPythia::kCountParents);
1446         //
1447         // Hyperons
1448         //
1449         AliGenSTRANGElib *lib = new AliGenSTRANGElib();
1450         Int_t particle;
1451         // Xi
1452         particle = kXiMinus;
1453         AliGenParam *genXi = new AliGenParam(16,particle,lib->GetPt(particle),lib->GetY(particle),lib->GetIp(particle));
1454         genXi->SetPtRange(0., 12.);
1455         genXi->SetYRange(-1.1, 1.1);
1456         genXi->SetForceDecay(kNoDecay);
1457
1458         //
1459         // Omega
1460         particle = kOmegaMinus;
1461         AliGenParam *genOmega = new AliGenParam(10,particle,lib->GetPt(particle),lib->GetY(particle),lib->GetIp(particle));
1462         genOmega->SetPtRange(0, 12.);
1463         genOmega->SetYRange(-1.1, 1.1);
1464         genOmega->SetForceDecay(kNoDecay);
1465
1466         //
1467         // Central Hijing
1468         AliGenHijing *genHi = HijingStandard();
1469         genHi->SwitchOffHeavyQuarks(kTRUE);
1470         genHi->SetImpactParameterRange(0.,5.);
1471         //
1472         // Add everything to the cocktail and shake ...
1473         gener->AddGenerator(genHi,    "Hijing cent1", 1);
1474         gener->AddGenerator(genpyc,   "Extra charm",  1);
1475         gener->AddGenerator(genpyb,   "Extra beauty", 1);
1476         gener->AddGenerator(genXi,    "Xi"          , 1);
1477         gener->AddGenerator(genOmega, "Omega",        1);
1478         gGener = gener;
1479     }
1480     break;
1481     default: break;
1482     }
1483
1484     return gGener;
1485 }
1486
1487 AliGenHijing* HijingStandard()
1488 {
1489     AliGenHijing *gener = new AliGenHijing(-1);
1490 // centre of mass energy
1491     gener->SetEnergyCMS(5500.);
1492 // reference frame
1493     gener->SetReferenceFrame("CMS");
1494 // projectile
1495      gener->SetProjectile("A", 208, 82);
1496      gener->SetTarget    ("A", 208, 82);
1497 // tell hijing to keep the full parent child chain
1498      gener->KeepFullEvent();
1499 // enable jet quenching
1500      gener->SetJetQuenching(1);
1501 // enable shadowing
1502      gener->SetShadowing(1);
1503 // neutral pion and heavy particle decays switched off
1504      gener->SetDecaysOff(1);
1505 // Don't track spectators
1506      gener->SetSpectators(0);
1507 // kinematic selection
1508      gener->SetSelectAll(0);
1509      return gener;
1510 }
1511
1512 AliGenGeVSim* GeVSimStandard(Float_t mult, Float_t vn)
1513 {
1514     AliGenGeVSim* gener = new AliGenGeVSim(0);
1515 //
1516 // Mult is the number of charged particles in |eta| < 0.5
1517 // Vn is in (%)
1518 //
1519 // Sigma of the Gaussian dN/deta
1520     Float_t sigma_eta  = 2.75;
1521 //
1522 // Maximum eta
1523     Float_t etamax     = 7.00;
1524 //
1525 //
1526 // Scale from multiplicity in |eta| < 0.5 to |eta| < |etamax|
1527     Float_t mm = mult * (TMath::Erf(etamax/sigma_eta/sqrt(2.)) / TMath::Erf(0.5/sigma_eta/sqrt(2.)));
1528 //
1529 // Scale from charged to total multiplicity
1530 //
1531     mm *= 1.587;
1532 //
1533 // Vn
1534     vn /= 100.;
1535 //
1536 // Define particles
1537 //
1538 //
1539 // 78% Pions (26% pi+, 26% pi-, 26% p0)              T = 250 MeV
1540     AliGeVSimParticle *pp =  new AliGeVSimParticle(kPiPlus,  1, 0.26 * mm, 0.25, sigma_eta) ;
1541     AliGeVSimParticle *pm =  new AliGeVSimParticle(kPiMinus, 1, 0.26 * mm, 0.25, sigma_eta) ;
1542     AliGeVSimParticle *p0 =  new AliGeVSimParticle(kPi0,     1, 0.26 * mm, 0.25, sigma_eta) ;
1543 //
1544 // 12% Kaons (3% K0short, 3% K0long, 3% K+, 3% K-)   T = 300 MeV
1545     AliGeVSimParticle *ks =  new AliGeVSimParticle(kK0Short, 1, 0.03 * mm, 0.30, sigma_eta) ;
1546     AliGeVSimParticle *kl =  new AliGeVSimParticle(kK0Long,  1, 0.03 * mm, 0.30, sigma_eta) ;
1547     AliGeVSimParticle *kp =  new AliGeVSimParticle(kKPlus,   1, 0.03 * mm, 0.30, sigma_eta) ;
1548     AliGeVSimParticle *km =  new AliGeVSimParticle(kKMinus,  1, 0.03 * mm, 0.30, sigma_eta) ;
1549 //
1550 // 10% Protons / Neutrons (5% Protons, 5% Neutrons)  T = 250 MeV
1551     AliGeVSimParticle *pr =  new AliGeVSimParticle(kProton,  1, 0.05 * mm, 0.25, sigma_eta) ;
1552     AliGeVSimParticle *ne =  new AliGeVSimParticle(kNeutron, 1, 0.05 * mm, 0.25, sigma_eta) ;
1553 //
1554 // Set Elliptic Flow properties
1555
1556     Float_t pTsaturation = 2. ;
1557
1558     pp->SetEllipticParam(vn,pTsaturation,0.) ;
1559     pm->SetEllipticParam(vn,pTsaturation,0.) ;
1560     p0->SetEllipticParam(vn,pTsaturation,0.) ;
1561     pr->SetEllipticParam(vn,pTsaturation,0.) ;
1562     ne->SetEllipticParam(vn,pTsaturation,0.) ;
1563     ks->SetEllipticParam(vn,pTsaturation,0.) ;
1564     kl->SetEllipticParam(vn,pTsaturation,0.) ;
1565     kp->SetEllipticParam(vn,pTsaturation,0.) ;
1566     km->SetEllipticParam(vn,pTsaturation,0.) ;
1567 //
1568 // Set Direct Flow properties
1569     pp->SetDirectedParam(vn,1.0,0.) ;
1570     pm->SetDirectedParam(vn,1.0,0.) ;
1571     p0->SetDirectedParam(vn,1.0,0.) ;
1572     pr->SetDirectedParam(vn,1.0,0.) ;
1573     ne->SetDirectedParam(vn,1.0,0.) ;
1574     ks->SetDirectedParam(vn,1.0,0.) ;
1575     kl->SetDirectedParam(vn,1.0,0.) ;
1576     kp->SetDirectedParam(vn,1.0,0.) ;
1577     km->SetDirectedParam(vn,1.0,0.) ;
1578 //
1579 // Add particles to the list
1580     gener->AddParticleType(pp) ;
1581     gener->AddParticleType(pm) ;
1582     gener->AddParticleType(p0) ;
1583     gener->AddParticleType(pr) ;
1584     gener->AddParticleType(ne) ;
1585     gener->AddParticleType(ks) ;
1586     gener->AddParticleType(kl) ;
1587     gener->AddParticleType(kp) ;
1588     gener->AddParticleType(km) ;
1589 //
1590 // Random Ev.Plane ----------------------------------
1591     TF1 *rpa = new TF1("gevsimPsiRndm","1", 0, 360);
1592 // --------------------------------------------------
1593     gener->SetPtRange(0., 9.) ; // Use a resonable range! (used for bin size in numerical integration)
1594     gener->SetPhiRange(0, 360);
1595     //
1596     // Set pseudorapidity range
1597     Float_t thmin = EtaToTheta(+etamax);
1598     Float_t thmax = EtaToTheta(-etamax);
1599     gener->SetThetaRange(thmin,thmax);
1600     return gener;
1601 }
1602
1603
1604
1605 void ProcessEnvironmentVars()
1606 {
1607     // Run type
1608     if (gSystem->Getenv("CONFIG_RUN_TYPE")) {
1609       for (Int_t iRun = 0; iRun < kRunMax; iRun++) {
1610         if (strcmp(gSystem->Getenv("CONFIG_RUN_TYPE"), pprRunName[iRun])==0) {
1611           srun = (PprRun_t)iRun;
1612           cout<<"Run type set to "<<pprRunName[iRun]<<endl;
1613         }
1614       }
1615     }
1616
1617     // Random Number seed
1618     if (gSystem->Getenv("CONFIG_SEED")) {
1619       sseed = atoi(gSystem->Getenv("CONFIG_SEED"));
1620     }
1621 }