test/vmctest/production/Config.C

   1 // $Id$
   2 //
   3 // Configuration for the Geant4 production 2010
   4 // By E. Sicking, CERN
   5 //
   6
   7 #if !defined(__CINT__) || defined(__MAKECINT__)
   8 #include <Riostream.h>
   9 #include <TRandom.h>
  10 #include <TDatime.h>
  11 #include <TSystem.h>
  12 #include <TVirtualMC.h>
  13 #include <TGeant3TGeo.h>
  14 #include "STEER/AliRunLoader.h"
  15 #include "STEER/AliRun.h"
  16 #include "STEER/AliConfig.h"
  17 #include "PYTHIA6/AliDecayerPythia.h"
  18 #include "PYTHIA6/AliGenPythia.h"
  19 #include "TDPMjet/AliGenDPMjet.h"
  20 #include "STEER/AliMagFCheb.h"
  21 #include "STRUCT/AliBODY.h"
  22 #include "STRUCT/AliMAG.h"
  23 #include "STRUCT/AliABSOv3.h"
  24 #include "STRUCT/AliDIPOv3.h"
  25 #include "STRUCT/AliHALLv3.h"
  26 #include "STRUCT/AliFRAMEv2.h"
  27 #include "STRUCT/AliSHILv3.h"
  28 #include "STRUCT/AliPIPEv3.h"
  29 #include "ITS/AliITSv11Hybrid.h"
  30 #include "TPC/AliTPCv2.h"
  31 #include "TOF/AliTOFv6T0.h"
  32 #include "HMPID/AliHMPIDv3.h"
  33 #include "ZDC/AliZDCv3.h"
  34 #include "TRD/AliTRDv1.h"
  35 #include "TRD/AliTRDgeometry.h"
  36 #include "FMD/AliFMDv1.h"
  37 #include "MUON/AliMUONv1.h"
  38 #include "PHOS/AliPHOSv1.h"
  39 #include "PHOS/AliPHOSSimParam.h"
  40 #include "PMD/AliPMDv1.h"
  41 #include "T0/AliT0v1.h"
  42 #include "EMCAL/AliEMCALv2.h"
  43 #include "ACORDE/AliACORDEv1.h"
  44 #include "VZERO/AliVZEROv7.h"
  45 #endif
  46
  47
  48 enum PDC06Proc_t
  49 {
  50   kPythia6, kPythia6D6T, kPythia6D6T_Flat, kPythia6ATLAS, kPythia6ATLAS_Flat, kPythia6_Perugia0, kPhojet, kRunMax
  51 };
  52
  53 const char * pprRunName[] = {
  54     "kPythia6", "kPythia6D6T", "kPythia6D6T_Flat", "kPythia6ATLAS", "kPythia6ATLAS_Flat", "kPythia6_Perugia0", "kPhojet"
  55 };
  56
  57 enum Mag_t
  58 {
  59   kNoField, k5kG, kFieldMax
  60 };
  61
  62 const char * pprField[] = {
  63   "kNoField", "k5kG"
  64 };
  65
  66 enum PhysicsList_t
  67 {
  68   QGSP_BERT_EMV,CHIPS,QGSP_BERT_CHIPS,QGSP_BERT_EMV_OPTICAL, CHIPS_OPTICAL, QGSP_BERT_CHIPS_OPTICAL, kListMax
  69 };
  70
  71 const char * physicsListName[] = {
  72   "QGSP_BERT_EMV",         "CHIPS",         "QGSP_BERT_CHIPS",
  73   "QGSP_BERT_EMV_OPTICAL", "CHIPS_OPTICAL", "QGSP_BERT_CHIPS_OPTICAL"
  74 };
  75
  76 //--- Functions ---
  77 class AliGenPythia;
  78 AliGenerator *MbPythia();
  79 AliGenerator *MbPythiaTuneD6T();
  80 AliGenerator *MbPhojet();
  81 void ProcessEnvironmentVars();
  82
  83 // Geterator, field, beam energy
  84 static PDC06Proc_t   proc         = kPhojet;
  85 static Mag_t         mag          = k5kG;
  86 static Float_t       energy       = 10000; // energy in CMS
  87 static PhysicsList_t physicslist  = QGSP_BERT_EMV;
  88 //========================//
  89 // Set Random Number seed //
  90 //========================//
  91 TDatime dt;
  92 static UInt_t seed    = dt.Get();
  93
  94 // Comment line
  95 static TString comment;
  96
  97 void Config()
  98 {
  99
 100
 101   // Get settings from environment variables
 102   ProcessEnvironmentVars();
 103
 104   gRandom->SetSeed(seed);
 105   cerr<<"Seed for random number generation= "<<seed<<endl;
 106
 107   // Libraries required by geant321
 108 #if defined(__CINT__)
 109   gSystem->Load("liblhapdf");       // Parton density functions
 110   gSystem->Load("libEGPythia6");    // TGenerator interface
 111
 112   if (proc == kPythia6 || proc == kPhojet) {
 113       gSystem->Load("libpythia6");        // Pythia 6.2
 114   } else {
 115       gSystem->Load("libpythia6.4.21");   // Pythia 6.4
 116   }
 117
 118   gSystem->Load("libAliPythia6");   // ALICE specific implementations
 119   //gSystem->Load("libgeant321");
 120 #endif
 121
 122   //  new TGeant3TGeo("C++ Interface to Geant3");
 123
 124   //=======================================================================
 125   //  Create the output file
 126
 127
 128   AliRunLoader* rl=0x0;
 129
 130   cout<<"Config.C: Creating Run Loader ..."<<endl;
 131   rl = AliRunLoader::Open("galice.root",
 132                           AliConfig::GetDefaultEventFolderName(),
 133                           "recreate");
 134   if (rl == 0x0)
 135     {
 136       gAlice->Fatal("Config.C","Can not instatiate the Run Loader");
 137       return;
 138     }
 139   rl->SetCompressionLevel(2);
 140   rl->SetNumberOfEventsPerFile(1000);
 141   gAlice->SetRunLoader(rl);
 142   // gAlice->SetGeometryFromFile("geometry.root");
 143   // gAlice->SetGeometryFromCDB();
 144
 145   // Set the trigger configuration: proton-proton
 146   gAlice->SetTriggerDescriptor("p-p");
 147   //  AliSimulation::Instance()->SetTriggerConfig("p-p");
 148
 149   printf("\n \n Comment: %s \n \n", comment.Data());
 150
 151   rl->CdGAFile();
 152
 153   Int_t iABSO  = 1;
 154   Int_t iACORDE= 0;
 155   Int_t iDIPO  = 1;
 156   Int_t iEMCAL = 1;
 157   Int_t iFMD   = 1;
 158   Int_t iFRAME = 1;
 159   Int_t iHALL  = 1;
 160   Int_t iITS   = 1;
 161   Int_t iMAG   = 1;
 162   Int_t iMUON  = 1;
 163   Int_t iPHOS  = 1;
 164   Int_t iPIPE  = 1;
 165   Int_t iPMD   = 1;
 166   Int_t iHMPID = 1;
 167   Int_t iSHIL  = 1;
 168   Int_t iT0    = 1;
 169   Int_t iTOF   = 1;
 170   Int_t iTPC   = 1;
 171   Int_t iTRD   = 1;
 172   Int_t iVZERO = 1;
 173   Int_t iZDC   = 1;
 174
 175
 176     //=================== Alice BODY parameters =============================
 177     AliBODY *BODY = new AliBODY("BODY", "Alice envelop");
 178
 179
 180     if (iMAG)
 181     {
 182         //=================== MAG parameters ============================
 183         // --- Start with Magnet since detector layouts may be depending ---
 184         // --- on the selected Magnet dimensions ---
 185         AliMAG *MAG = new AliMAG("MAG", "Magnet");
 186     }
 187
 188
 189     if (iABSO)
 190     {
 191         //=================== ABSO parameters ============================
 192         AliABSO *ABSO = new AliABSOv3("ABSO", "Muon Absorber");
 193     }
 194
 195     if (iDIPO)
 196     {
 197         //=================== DIPO parameters ============================
 198
 199         AliDIPO *DIPO = new AliDIPOv3("DIPO", "Dipole version 3");
 200     }
 201
 202     if (iHALL)
 203     {
 204         //=================== HALL parameters ============================
 205
 206         AliHALL *HALL = new AliHALLv3("HALL", "Alice Hall");
 207     }
 208
 209
 210     if (iFRAME)
 211     {
 212         //=================== FRAME parameters ============================
 213
 214         AliFRAMEv2 *FRAME = new AliFRAMEv2("FRAME", "Space Frame");
 215         FRAME->SetHoles(1);
 216     }
 217
 218     if (iSHIL)
 219     {
 220         //=================== SHIL parameters ============================
 221
 222         AliSHIL *SHIL = new AliSHILv3("SHIL", "Shielding Version 3");
 223     }
 224
 225
 226     if (iPIPE)
 227     {
 228         //=================== PIPE parameters ============================
 229
 230         AliPIPE *PIPE = new AliPIPEv3("PIPE", "Beam Pipe");
 231     }
 232
 233     if (iITS)
 234     {
 235         //=================== ITS parameters ============================
 236
 237         AliITS *ITS  = new AliITSv11Hybrid("ITS","ITS v11Hybrid");
 238     }
 239
 240     if (iTPC)
 241     {
 242       //============================ TPC parameters =====================
 243
 244         AliTPC *TPC = new AliTPCv2("TPC", "Default");
 245         // TPC->SetPrimaryIonisation(); // not used with Geant3
 246     }
 247
 248
 249     if (iTOF) {
 250         //=================== TOF parameters ============================
 251
 252         AliTOF *TOF = new AliTOFv6T0("TOF", "normal TOF");
 253     }
 254
 255
 256     if (iHMPID)
 257     {
 258         //=================== HMPID parameters ===========================
 259
 260         AliHMPID *HMPID = new AliHMPIDv3("HMPID", "normal HMPID");
 261
 262     }
 263
 264
 265     if (iZDC)
 266     {
 267         //=================== ZDC parameters ============================
 268
 269         AliZDC *ZDC = new AliZDCv3("ZDC", "normal ZDC");
 270     }
 271
 272     if (iTRD)
 273     {
 274         //=================== TRD parameters ============================
 275
 276         AliTRD *TRD = new AliTRDv1("TRD", "TRD slow simulator");
 277         AliTRDgeometry *geoTRD = TRD->GetGeometry();
 278         // Partial geometry: modules at 0,1,7,8,9,16,17
 279         // starting at 3h in positive direction
 280         geoTRD->SetSMstatus(2,0);
 281         geoTRD->SetSMstatus(3,0);
 282         geoTRD->SetSMstatus(4,0);
 283         geoTRD->SetSMstatus(5,0);
 284         geoTRD->SetSMstatus(6,0);
 285         geoTRD->SetSMstatus(11,0);
 286         geoTRD->SetSMstatus(12,0);
 287         geoTRD->SetSMstatus(13,0);
 288         geoTRD->SetSMstatus(14,0);
 289         geoTRD->SetSMstatus(15,0);
 290         geoTRD->SetSMstatus(16,0);
 291     }
 292
 293     if (iFMD)
 294     {
 295         //=================== FMD parameters ============================
 296
 297         AliFMD *FMD = new AliFMDv1("FMD", "normal FMD");
 298    }
 299
 300     if (iMUON)
 301     {
 302         //=================== MUON parameters ===========================
 303         // New MUONv1 version (geometry defined via builders)
 304
 305         AliMUON *MUON = new AliMUONv1("MUON", "default");
 306     }
 307
 308     if (iPHOS)
 309     {
 310         //=================== PHOS parameters ===========================
 311
 312        AliPHOS *PHOS = new AliPHOSv1("PHOS", "noCPV_Modules123");
 313
 314     }
 315
 316     if (iPMD)
 317     {
 318         //=================== PMD parameters ============================
 319
 320         AliPMD *PMD = new AliPMDv1("PMD", "normal PMD");
 321     }
 322
 323     if (iT0)
 324     {
 325         //=================== T0 parameters ============================
 326         AliT0 *T0 = new AliT0v1("T0", "T0 Detector");
 327     }
 328
 329     if (iEMCAL)
 330     {
 331         //=================== EMCAL parameters ============================
 332
 333         AliEMCAL *EMCAL = new AliEMCALv2("EMCAL", "EMCAL_FIRSTYEAR");
 334     }
 335
 336      if (iACORDE)
 337     {
 338         //=================== ACORDE parameters ============================
 339
 340         AliACORDE *ACORDE = new AliACORDEv1("ACORDE", "normal ACORDE");
 341     }
 342
 343      if (iVZERO)
 344     {
 345         //=================== ACORDE parameters ============================
 346
 347         AliVZERO *VZERO = new AliVZEROv7("VZERO", "normal VZERO");
 348     }
 349
 350
 351
 352   // Load Geant4 + Geant4 VMC libraries
 353   //
 354   if (gClassTable->GetID("TGeant4") == -1) {
 355     TString g4libsMacro = "$G4INSTALL/macro/g4libs.C";
 356     //TString g4libsMacro = "$ALICE/geant4_vmc/examples/macro/g4libs.C";
 357     // Load Geant4 libraries
 358     if (!gInterpreter->IsLoaded(g4libsMacro.Data())) {
 359       gROOT->LoadMacro(g4libsMacro.Data());
 360       gInterpreter->ProcessLine("g4libs()");
 361     }
 362   }
 363
 364
 365   // Create Geant4 VMC
 366   //
 367   TGeant4 *geant4 = 0;
 368   if ( ! gMC ) {
 369     TG4RunConfiguration* runConfiguration=0x0;
 370     for (Int_t iList = 0; iList < kListMax; iList++) {
 371       if(iList<kListMax/2){
 372         if(physicslist == iList){
 373           runConfiguration =
 374             new TG4RunConfiguration("geomRoot",
 375                                     physicsListName[iList],
 376                                     "specialCuts+stackPopper+stepLimiter",
 377                                     true);
 378         }
 379       }
 380       else if(iList>=kListMax/2){//add "optical" PL to HadronPhysicsList
 381         if(physicslist == iList){
 382           runConfiguration =
 383             new TG4RunConfiguration("geomRoot",
 384                                     Form("%s+optical",physicsListName[iList-kListMax/2]),
 385                                     "specialCuts+stackPopper+stepLimiter",
 386                                     true);
 387         }
 388       }
 389     }
 390     geant4 = new TGeant4("TGeant4", "The Geant4 Monte Carlo", runConfiguration);
 391     cout << "Geant4 has been created." << endl;
 392   }
 393   else {
 394     cout << "Monte Carlo has been already created." << endl;
 395   }
 396
 397
 398
 399   // Customization of Geant4 VMC
 400   //
 401   geant4->ProcessGeantCommand("/mcVerbose/all 1");
 402   geant4->ProcessGeantCommand("/mcVerbose/geometryManager 1");
 403   geant4->ProcessGeantCommand("/mcVerbose/opGeometryManager 1");
 404   geant4->ProcessGeantCommand("/mcTracking/loopVerbose 0");
 405   geant4->ProcessGeantCommand("/mcPhysics/rangeCuts 0.01 mm");
 406   geant4->ProcessGeantCommand("/mcPhysics/selectOpProcess Scintillation");
 407   geant4->ProcessGeantCommand("/mcPhysics/setOpProcessActivation false");
 408   geant4->ProcessGeantCommand("/mcVerbose/composedPhysicsList 2");
 409   geant4->ProcessGeantCommand("/mcTracking/skipNeutrino true");
 410
 411   /*
 412   // Set PAI model for TPC (TPC_Ne-CO2-N-2)
 413   geant4->ProcessGeantCommand("/mcPhysics/emModel/selectMedium 219");
 414   geant4->ProcessGeantCommand("/mcPhysics/emModel/setElossModel PAI");
 415   geant4->ProcessGeantCommand("/mcPhysics/emModel/setFluctModel PAI");
 416   geant4->ProcessGeantCommand("/mcPhysics/emModel/setParticles  all");
 417
 418   // Set PAI model for TRD (TRD_XeCO2)
 419   geant4->ProcessGeantCommand("/mcPhysics/emModel/selectMedium 291");
 420   geant4->ProcessGeantCommand("/mcPhysics/emModel/setElossModel PAI");
 421   geant4->ProcessGeantCommand("/mcPhysics/emModel/setFluctModel PAI");
 422   geant4->ProcessGeantCommand("/mcPhysics/emModel/setParticles  all");
 423   */
 424
 425
 426  //
 427   //=======================================================================
 428   // ************* STEERING parameters FOR ALICE SIMULATION **************
 429   // --- Specify event type to be tracked through the ALICE setup
 430   // --- All positions are in cm, angles in degrees, and P and E in GeV
 431
 432
 433     gMC->SetProcess("DCAY",1);
 434     gMC->SetProcess("PAIR",1);
 435     gMC->SetProcess("COMP",1);
 436     gMC->SetProcess("PHOT",1);
 437     gMC->SetProcess("PFIS",0);
 438     gMC->SetProcess("DRAY",0);
 439     gMC->SetProcess("ANNI",1);
 440     gMC->SetProcess("BREM",1);
 441     gMC->SetProcess("MUNU",1);
 442     gMC->SetProcess("CKOV",1);
 443     gMC->SetProcess("HADR",1);
 444     gMC->SetProcess("LOSS",2);
 445     gMC->SetProcess("MULS",1);
 446     gMC->SetProcess("RAYL",1);
 447
 448     Float_t cut = 1.e-3;        // 1MeV cut by default
 449     Float_t tofmax = 1.e10;
 450
 451     gMC->SetCut("CUTGAM", cut);
 452     gMC->SetCut("CUTELE", cut);
 453     gMC->SetCut("CUTNEU", cut);
 454     gMC->SetCut("CUTHAD", cut);
 455     gMC->SetCut("CUTMUO", cut);
 456     gMC->SetCut("BCUTE",  cut);
 457     gMC->SetCut("BCUTM",  cut);
 458     gMC->SetCut("DCUTE",  cut);
 459     gMC->SetCut("DCUTM",  cut);
 460     gMC->SetCut("PPCUTM", cut);
 461     gMC->SetCut("TOFMAX", tofmax);
 462
 463
 464
 465
 466   //======================//
 467   // Set External decayer //
 468   //======================//
 469   TVirtualMCDecayer* decayer = new AliDecayerPythia();
 470   decayer->SetForceDecay(kAll);
 471   decayer->Init();
 472   gMC->SetExternalDecayer(decayer);
 473
 474   //=========================//
 475   // Generator Configuration //
 476   //=========================//
 477   AliGenerator* gener = 0x0;
 478
 479   if (proc == kPythia6) {
 480       gener = MbPythia();
 481   } else if (proc == kPythia6D6T) {
 482       gener = MbPythiaTuneD6T();
 483   } else if (proc == kPythia6D6T_Flat) {
 484       gener = MbPythiaTuneD6T_Flat();
 485   } else if (proc == kPythia6ATLAS) {
 486       gener = MbPythiaTuneATLAS();
 487   } else if (proc == kPythia6ATLAS_Flat) {
 488       gener = MbPythiaTuneATLAS_Flat();
 489   } else if (proc == kPhojet) {
 490       gener = MbPhojet();
 491   } else if (proc == kPythia6_Perugia0) {
 492       gener = MbPythiaTunePerugia0();
 493   }
 494
 495   //
 496   // PRIMARY VERTEX
 497   //
 498    Double_t xv = 0;
 499    Double_t yv = 0;
 500    Double_t zv = 0;
 501
 502    Double_t vtxPos[3];
 503    Double_t vtxErr[3];
 504    for (Int_t i = 0; i < 3; i++) {
 505        vtxPos[i] = 0.;
 506        vtxErr[i] = 0.;
 507    }
 508
 509    if(AliCDBManager::Instance()->IsDefaultStorageSet()){
 510       AliCDBEntry* entry = AliCDBManager::Instance()->Get("GRP/Calib/MeanVertexSPD");
 511       AliESDVertex* vertex = dynamic_cast<AliESDVertex*> (entry->GetObject());
 512       vertex->GetXYZ(vtxPos);
 513       vertex->GetSigmaXYZ(vtxErr);
 514     }
 515
 516     printf("Vertex position from OCDB entry: x = %13.3f, y = %13.3f, z = %13.3f (sigma = %13.3f)\n",
 517     vtxPos[0], vtxPos[1], vtxPos[2], vtxErr[2]);
 518
 519      gener->SetOrigin(vtxPos[0], vtxPos[1], vtxPos[2]);   // vertex position
 520   //
 521   //
 522   // Size of the interaction diamond
 523   // Longitudinal
 524      sigmaz = vtxErr[2];
 525 //
 526   // Transverse
 527   Float_t betast  = 10;                 // beta* [m]
 528   Float_t eps     = 2.5e-6;            // emittance [m]
 529   Float_t gamma   = energy / 2.0 / 0.938272;  // relativistic gamma [1]
 530   Float_t sigmaxy = TMath::Sqrt(eps * betast / gamma) / TMath::Sqrt(2.) * 100.;  // [cm]
 531
 532   printf("\n \n Diamond size x-y: %10.3e z: %10.3e\n \n", sigmaxy, sigmaz);
 533
 534   gener->SetSigma(sigmaxy, sigmaxy, sigmaz);      // Sigma in (X,Y,Z) (cm) on IP position
 535   gener->SetVertexSmear(kPerEvent);
 536   gener->Init();
 537
 538
 539
 540
 541
 542
 543
 544
 545
 546
 547
 548
 549
 550 }
 551 //
 552 //           PYTHIA
 553 //
 554
 555 AliGenerator* MbPythia()
 556 {
 557       comment = comment.Append(" pp: Pythia low-pt");
 558 //
 559 //    Pythia
 560       AliGenPythia* pythia = new AliGenPythia(-1);
 561       pythia->SetMomentumRange(0, 999999.);
 562       pythia->SetThetaRange(0., 180.);
 563       pythia->SetYRange(-12.,12.);
 564       pythia->SetPtRange(0,1000.);
 565       pythia->SetProcess(kPyMb);
 566       pythia->SetEnergyCMS(energy);
 567
 568       return pythia;
 569 }
 570
 571 AliGenerator* MbPythiaTuneD6T()
 572 {
 573       comment = comment.Append(" pp: Pythia low-pt");
 574 //
 575 //    Pythia
 576       AliGenPythia* pythia = new AliGenPythia(-1);
 577       pythia->SetMomentumRange(0, 999999.);
 578       pythia->SetThetaRange(0., 180.);
 579       pythia->SetYRange(-12.,12.);
 580       pythia->SetPtRange(0,1000.);
 581       pythia->SetProcess(kPyMb);
 582       pythia->SetEnergyCMS(energy);
 583 //    Tune
 584 //    109     D6T : Rick Field's CDF Tune D6T (NB: needs CTEQ6L pdfs externally)
 585       pythia->SetTune(109); // F I X
 586       pythia->SetStrucFunc(kCTEQ6l);
 587 //
 588       return pythia;
 589 }
 590
 591 AliGenerator* MbPythiaTunePerugia0()
 592 {
 593       comment = comment.Append(" pp: Pythia Minimum Bias Tune Perugia0");
 594 //
 595 //    Pythia
 596       AliGenPythia* pythia = new AliGenPythia(-1);
 597       pythia->SetMomentumRange(0, 999999.);
 598       pythia->SetThetaRange(0., 180.);
 599       pythia->SetYRange(-12.,12.);
 600       pythia->SetPtRange(0, 1000.);
 601       pythia->SetProcess(kPyMb);
 602       pythia->SetEnergyCMS(energy);
 603 //    Tune
 604       pythia->SetTune(320);
 605 //
 606       return pythia;
 607 }
 608
 609 AliGenerator* MbPythiaTuneATLAS()
 610 {
 611       comment = comment.Append(" pp: Pythia low-pt");
 612 //
 613 //    Pythia
 614       AliGenPythia* pythia = new AliGenPythia(-1);
 615       pythia->SetMomentumRange(0, 999999.);
 616       pythia->SetThetaRange(0., 180.);
 617       pythia->SetYRange(-12.,12.);
 618       pythia->SetPtRange(0,1000.);
 619       pythia->SetProcess(kPyMb);
 620       pythia->SetEnergyCMS(energy);
 621 //    Tune
 622 //    C   306 ATLAS-CSC: Arthur Moraes' (new) ATLAS tune (needs CTEQ6L externally)
 623       pythia->SetTune(306);
 624       pythia->SetStrucFunc(kCTEQ6l);
 625 //
 626       return pythia;
 627 }
 628
 629 AliGenerator* MbPythiaTuneATLAS_Flat()
 630 {
 631       AliGenPythia* pythia = MbPythiaTuneATLAS();
 632
 633       comment = comment.Append("; flat multiplicity distribution");
 634
 635       // set high multiplicity trigger
 636       // this weight achieves a flat multiplicity distribution
 637       TH1 *weight = new TH1D("weight","weight",201,-0.5,200.5);
 638       weight->SetBinContent(1,5.49443);
 639       weight->SetBinContent(2,8.770816);
 640       weight->SetBinContent(6,0.4568624);
 641       weight->SetBinContent(7,0.2919915);
 642       weight->SetBinContent(8,0.6674189);
 643       weight->SetBinContent(9,0.364737);
 644       weight->SetBinContent(10,0.8818444);
 645       weight->SetBinContent(11,0.531885);
 646       weight->SetBinContent(12,1.035197);
 647       weight->SetBinContent(13,0.9394057);
 648       weight->SetBinContent(14,0.9643193);
 649       weight->SetBinContent(15,0.94543);
 650       weight->SetBinContent(16,0.9426507);
 651       weight->SetBinContent(17,0.9423649);
 652       weight->SetBinContent(18,0.789456);
 653       weight->SetBinContent(19,1.149026);
 654       weight->SetBinContent(20,1.100491);
 655       weight->SetBinContent(21,0.6350525);
 656       weight->SetBinContent(22,1.351941);
 657       weight->SetBinContent(23,0.03233504);
 658       weight->SetBinContent(24,0.9574557);
 659       weight->SetBinContent(25,0.868133);
 660       weight->SetBinContent(26,1.030998);
 661       weight->SetBinContent(27,1.08897);
 662       weight->SetBinContent(28,1.251382);
 663       weight->SetBinContent(29,0.1391099);
 664       weight->SetBinContent(30,1.192876);
 665       weight->SetBinContent(31,0.448944);
 666       weight->SetBinContent(32,1);
 667       weight->SetBinContent(33,1);
 668       weight->SetBinContent(34,1);
 669       weight->SetBinContent(35,1);
 670       weight->SetBinContent(36,0.9999997);
 671       weight->SetBinContent(37,0.9999997);
 672       weight->SetBinContent(38,0.9999996);
 673       weight->SetBinContent(39,0.9999996);
 674       weight->SetBinContent(40,0.9999995);
 675       weight->SetBinContent(41,0.9999993);
 676       weight->SetBinContent(42,1);
 677       weight->SetBinContent(43,1);
 678       weight->SetBinContent(44,1);
 679       weight->SetBinContent(45,1);
 680       weight->SetBinContent(46,1);
 681       weight->SetBinContent(47,0.9999999);
 682       weight->SetBinContent(48,0.9999998);
 683       weight->SetBinContent(49,0.9999998);
 684       weight->SetBinContent(50,0.9999999);
 685       weight->SetBinContent(51,0.9999999);
 686       weight->SetBinContent(52,0.9999999);
 687       weight->SetBinContent(53,0.9999999);
 688       weight->SetBinContent(54,0.9999998);
 689       weight->SetBinContent(55,0.9999998);
 690       weight->SetBinContent(56,0.9999998);
 691       weight->SetBinContent(57,0.9999997);
 692       weight->SetBinContent(58,0.9999996);
 693       weight->SetBinContent(59,0.9999995);
 694       weight->SetBinContent(60,1);
 695       weight->SetBinContent(61,1);
 696       weight->SetBinContent(62,1);
 697       weight->SetBinContent(63,1);
 698       weight->SetBinContent(64,1);
 699       weight->SetBinContent(65,0.9999999);
 700       weight->SetBinContent(66,0.9999998);
 701       weight->SetBinContent(67,0.9999998);
 702       weight->SetBinContent(68,0.9999999);
 703       weight->SetBinContent(69,1);
 704       weight->SetBinContent(70,1);
 705       weight->SetBinContent(71,0.9999997);
 706       weight->SetBinContent(72,0.9999995);
 707       weight->SetBinContent(73,0.9999994);
 708       weight->SetBinContent(74,1);
 709       weight->SetBinContent(75,1);
 710       weight->SetBinContent(76,1);
 711       weight->SetBinContent(77,1);
 712       weight->SetBinContent(78,0.9999999);
 713       weight->SetBinContent(79,1);
 714       weight->SetBinContent(80,1);
 715       weight->SetEntries(526);
 716
 717       Int_t limit = weight->GetRandom();
 718       pythia->SetTriggerChargedMultiplicity(limit, 1.4);
 719
 720       comment = comment.Append(Form("; multiplicity threshold set to %d in |eta| < 1.4", limit));
 721
 722       return pythia;
 723 }
 724 AliGenerator* MbPythiaTuneD6T_Flat()
 725 {
 726       AliGenPythia* pythia = MbPythiaTuneD6T();
 727
 728       comment = comment.Append("; flat multiplicity distribution");
 729
 730       // set high multiplicity trigger
 731       // this weight achieves a flat multiplicity distribution
 732       TH1 *weight = new TH1D("weight","weight",201,-0.5,200.5);
 733       weight->SetBinContent(1,5.49443);
 734       weight->SetBinContent(2,8.770816);
 735       weight->SetBinContent(6,0.4568624);
 736       weight->SetBinContent(7,0.2919915);
 737       weight->SetBinContent(8,0.6674189);
 738       weight->SetBinContent(9,0.364737);
 739       weight->SetBinContent(10,0.8818444);
 740       weight->SetBinContent(11,0.531885);
 741       weight->SetBinContent(12,1.035197);
 742       weight->SetBinContent(13,0.9394057);
 743       weight->SetBinContent(14,0.9643193);
 744       weight->SetBinContent(15,0.94543);
 745       weight->SetBinContent(16,0.9426507);
 746       weight->SetBinContent(17,0.9423649);
 747       weight->SetBinContent(18,0.789456);
 748       weight->SetBinContent(19,1.149026);
 749       weight->SetBinContent(20,1.100491);
 750       weight->SetBinContent(21,0.6350525);
 751       weight->SetBinContent(22,1.351941);
 752       weight->SetBinContent(23,0.03233504);
 753       weight->SetBinContent(24,0.9574557);
 754       weight->SetBinContent(25,0.868133);
 755       weight->SetBinContent(26,1.030998);
 756       weight->SetBinContent(27,1.08897);
 757       weight->SetBinContent(28,1.251382);
 758       weight->SetBinContent(29,0.1391099);
 759       weight->SetBinContent(30,1.192876);
 760       weight->SetBinContent(31,0.448944);
 761       weight->SetBinContent(32,1);
 762       weight->SetBinContent(33,1);
 763       weight->SetBinContent(34,1);
 764       weight->SetBinContent(35,1);
 765       weight->SetBinContent(36,0.9999997);
 766       weight->SetBinContent(37,0.9999997);
 767       weight->SetBinContent(38,0.9999996);
 768       weight->SetBinContent(39,0.9999996);
 769       weight->SetBinContent(40,0.9999995);
 770       weight->SetBinContent(41,0.9999993);
 771       weight->SetBinContent(42,1);
 772       weight->SetBinContent(43,1);
 773       weight->SetBinContent(44,1);
 774       weight->SetBinContent(45,1);
 775       weight->SetBinContent(46,1);
 776       weight->SetBinContent(47,0.9999999);
 777       weight->SetBinContent(48,0.9999998);
 778       weight->SetBinContent(49,0.9999998);
 779       weight->SetBinContent(50,0.9999999);
 780       weight->SetBinContent(51,0.9999999);
 781       weight->SetBinContent(52,0.9999999);
 782       weight->SetBinContent(53,0.9999999);
 783       weight->SetBinContent(54,0.9999998);
 784       weight->SetBinContent(55,0.9999998);
 785       weight->SetBinContent(56,0.9999998);
 786       weight->SetBinContent(57,0.9999997);
 787       weight->SetBinContent(58,0.9999996);
 788       weight->SetBinContent(59,0.9999995);
 789       weight->SetBinContent(60,1);
 790       weight->SetBinContent(61,1);
 791       weight->SetBinContent(62,1);
 792       weight->SetBinContent(63,1);
 793       weight->SetBinContent(64,1);
 794       weight->SetBinContent(65,0.9999999);
 795       weight->SetBinContent(66,0.9999998);
 796       weight->SetBinContent(67,0.9999998);
 797       weight->SetBinContent(68,0.9999999);
 798       weight->SetBinContent(69,1);
 799       weight->SetBinContent(70,1);
 800       weight->SetBinContent(71,0.9999997);
 801       weight->SetBinContent(72,0.9999995);
 802       weight->SetBinContent(73,0.9999994);
 803       weight->SetBinContent(74,1);
 804       weight->SetBinContent(75,1);
 805       weight->SetBinContent(76,1);
 806       weight->SetBinContent(77,1);
 807       weight->SetBinContent(78,0.9999999);
 808       weight->SetBinContent(79,1);
 809       weight->SetBinContent(80,1);
 810       weight->SetEntries(526);
 811
 812       Int_t limit = weight->GetRandom();
 813       pythia->SetTriggerChargedMultiplicity(limit, 1.4);
 814
 815       comment = comment.Append(Form("; multiplicity threshold set to %d in |eta| < 1.4", limit));
 816
 817       return pythia;
 818 }
 819
 820 AliGenerator* MbPhojet()
 821 {
 822       comment = comment.Append(" pp: Pythia low-pt");
 823 //
 824 //    DPMJET
 825 #if defined(__CINT__)
 826   gSystem->Load("libdpmjet");      // Parton density functions
 827   gSystem->Load("libTDPMjet");      // Parton density functions
 828 #endif
 829       AliGenDPMjet* dpmjet = new AliGenDPMjet(-1);
 830       dpmjet->SetMomentumRange(0, 999999.);
 831       dpmjet->SetThetaRange(0., 180.);
 832       dpmjet->SetYRange(-12.,12.);
 833       dpmjet->SetPtRange(0,1000.);
 834       dpmjet->SetProcess(kDpmMb);
 835       dpmjet->SetEnergyCMS(energy);
 836
 837       return dpmjet;
 838 }
 839
 840 void ProcessEnvironmentVars()
 841 {
 842     // Run type
 843     if (gSystem->Getenv("CONFIG_RUN_TYPE")) {
 844       for (Int_t iRun = 0; iRun < kRunMax; iRun++) {
 845         if (strcmp(gSystem->Getenv("CONFIG_RUN_TYPE"), pprRunName[iRun])==0) {
 846           proc = (PDC06Proc_t)iRun;
 847           cout<<"Run type set to "<<pprRunName[iRun]<<endl;
 848         }
 849       }
 850     }
 851
 852     // Field
 853     if (gSystem->Getenv("CONFIG_FIELD")) {
 854       for (Int_t iField = 0; iField < kFieldMax; iField++) {
 855         if (strcmp(gSystem->Getenv("CONFIG_FIELD"), pprField[iField])==0) {
 856           mag = (Mag_t)iField;
 857           cout<<"Field set to "<<pprField[iField]<<endl;
 858         }
 859       }
 860     }
 861
 862     // Energy
 863     if (gSystem->Getenv("CONFIG_ENERGY")) {
 864       energy = atoi(gSystem->Getenv("CONFIG_ENERGY"));
 865       cout<<"Energy set to "<<energy<<" GeV"<<endl;
 866     }
 867
 868     // Random Number seed
 869     if (gSystem->Getenv("CONFIG_SEED")) {
 870       seed = atoi(gSystem->Getenv("CONFIG_SEED"));
 871     }
 872
 873     // Physics lists
 874     if (gSystem->Getenv("CONFIG_PHYSICSLIST")) {
 875       for (Int_t iList = 0; iList < kListMax; iList++) {
 876         if (strcmp(gSystem->Getenv("CONFIG_PHYSICSLIST"), physicsListName[iList])==0) {
 877           physicslist = (PhysicsList_t)iList;
 878           cout<<"Physics list set to "<< physicsListName[iList]<<endl;
 879         }
 880       }
 881     }
 882
 883 }