[u/mrichter/AliRoot.git] / test / pileup / Config.C

//
// Configuration for the first physics production 2008
//

// One can use the configuration macro in compiled mode by
// root [0] gSystem->Load("libgeant321");
// root [0] gSystem->SetIncludePath("-I$ROOTSYS/include -I$ALICE_ROOT/include\
//                   -I$ALICE_ROOT -I$ALICE/geant3/TGeant3");
// root [0] .x grun.C(1,"Config.C++")

#if !defined(__CINT__) || defined(__MAKECINT__)
#include <Riostream.h>
#include <TRandom.h>
#include <TDatime.h>
#include <TSystem.h>
#include <TVirtualMC.h>
#include <TGeant3TGeo.h>
#include "STEER/AliRunLoader.h"
#include "STEER/AliRun.h"
#include "STEER/AliConfig.h"
#include "PYTHIA6/AliDecayerPythia.h"
#include "PYTHIA6/AliGenPythia.h"
#include "TDPMjet/AliGenDPMjet.h"
#include "STEER/AliMagF.h"
#include "STRUCT/AliBODY.h"
#include "STRUCT/AliMAG.h"
#include "STRUCT/AliABSOv3.h"
#include "STRUCT/AliDIPOv3.h"
#include "STRUCT/AliHALLv3.h"
#include "STRUCT/AliFRAMEv2.h"
#include "STRUCT/AliSHILv3.h"
#include "STRUCT/AliPIPEv3.h"
#include "ITS/AliITSv11Hybrid.h"
#include "TPC/AliTPCv2.h"
#include "TOF/AliTOFv6T0.h"
#include "HMPID/AliHMPIDv3.h"
#include "ZDC/AliZDCv3.h"
#include "TRD/AliTRDv1.h"
#include "TRD/AliTRDgeometry.h"
#include "FMD/AliFMDv1.h"
#include "MUON/AliMUONv1.h"
#include "PHOS/AliPHOSv1.h"
#include "PHOS/AliPHOSSimParam.h"
#include "PMD/AliPMDv1.h"
#include "T0/AliT0v1.h"
#include "EMCAL/AliEMCALv2.h"
#include "ACORDE/AliACORDEv1.h"
#include "VZERO/AliVZEROv7.h"
#endif


enum PDC06Proc_t 
{
  kPythia6, kPhojet, kRunMax
};

const char * pprRunName[] = {
  "kPythia6", "kPhojet"
};

enum Mag_t
{
  kNoField, k5kG, kFieldMax
};

const char * pprField[] = {
  "kNoField", "k5kG"
};

//--- Functions ---
class AliGenPythia;
AliGenerator *MbPythia();
AliGenerator *MbPhojet();
void ProcessEnvironmentVars();

// Geterator, field, beam energy
static PDC06Proc_t   proc     = kPhojet;
static Mag_t         mag      = k5kG;
static Float_t       energy   = 10000; // energy in CMS
//========================//
// Set Random Number seed //
//========================//
TDatime dt;
static UInt_t seed    = dt.Get();

// Comment line
static TString comment;

void Config()
{
    

  // Get settings from environment variables
  ProcessEnvironmentVars();

  gRandom->SetSeed(seed);
  cerr<<"Seed for random number generation= "<<seed<<endl; 

  // Libraries required by geant321
#if defined(__CINT__)
  gSystem->Load("liblhapdf");      // Parton density functions
  gSystem->Load("libEGPythia6");   // TGenerator interface
  gSystem->Load("libpythia6");     // Pythia
  gSystem->Load("libAliPythia6");  // ALICE specific implementations
  gSystem->Load("libgeant321");
#endif

  new TGeant3TGeo("C++ Interface to Geant3");

  //=======================================================================
  //  Create the output file

   
  AliRunLoader* rl=0x0;

  cout<<"Config.C: Creating Run Loader ..."<<endl;
  rl = AliRunLoader::Open("galice.root",
			  AliConfig::GetDefaultEventFolderName(),
			  "recreate");
  if (rl == 0x0)
    {
      gAlice->Fatal("Config.C","Can not instatiate the Run Loader");
      return;
    }
  rl->SetCompressionLevel(2);
  rl->SetNumberOfEventsPerFile(1000);
  gAlice->SetRunLoader(rl);
  // gAlice->SetGeometryFromFile("geometry.root");
  // gAlice->SetGeometryFromCDB();
  
  // Set the trigger configuration: proton-proton
  gAlice->SetTriggerDescriptor("p-p");

  //
  //=======================================================================
  // ************* STEERING parameters FOR ALICE SIMULATION **************
  // --- Specify event type to be tracked through the ALICE setup
  // --- All positions are in cm, angles in degrees, and P and E in GeV


    gMC->SetProcess("DCAY",1);
    gMC->SetProcess("PAIR",1);
    gMC->SetProcess("COMP",1);
    gMC->SetProcess("PHOT",1);
    gMC->SetProcess("PFIS",0);
    gMC->SetProcess("DRAY",0);
    gMC->SetProcess("ANNI",1);
    gMC->SetProcess("BREM",1);
    gMC->SetProcess("MUNU",1);
    gMC->SetProcess("CKOV",1);
    gMC->SetProcess("HADR",1);
    gMC->SetProcess("LOSS",2);
    gMC->SetProcess("MULS",1);
    gMC->SetProcess("RAYL",1);

    Float_t cut = 1.e-3;        // 1MeV cut by default
    Float_t tofmax = 1.e10;

    gMC->SetCut("CUTGAM", cut);
    gMC->SetCut("CUTELE", cut);
    gMC->SetCut("CUTNEU", cut);
    gMC->SetCut("CUTHAD", cut);
    gMC->SetCut("CUTMUO", cut);
    gMC->SetCut("BCUTE",  cut); 
    gMC->SetCut("BCUTM",  cut); 
    gMC->SetCut("DCUTE",  cut); 
    gMC->SetCut("DCUTM",  cut); 
    gMC->SetCut("PPCUTM", cut);
    gMC->SetCut("TOFMAX", tofmax); 


  //======================//
  // Set External decayer //
  //======================//
  TVirtualMCDecayer* decayer = new AliDecayerPythia();
  decayer->SetForceDecay(kAll);
  decayer->Init();
  gMC->SetExternalDecayer(decayer);

  //=========================//
  // Generator Configuration //
  //=========================//
  // Create pileup generator
  AliGenPileup *pileup = new AliGenPileup();

  AliGenerator* gener = 0x0;
  
  if (proc == kPythia6) {
      gener = MbPythia();
  } else if (proc == kPhojet) {
      gener = MbPhojet();
  }
  
  // Set the pileup interaction generator
  // The second argument is the pileup rate
  // in terms of event rate per bunch crossing
  pileup->SetGenerator(gener,0.01);
  // Set the beam time structure
  // Details on the syntax in STEER/AliTriggerBCMask
  pileup->SetBCMask("72(1H1L)3420L");
  // Examples of the pileup rate and beam structure settings
  // Most of the information is taken from the LHC commissionning page
  // rate from 0.01 (at 900GeV) to 0.76 (at 14TeV)
  // 1 bunch/orbit     - bc-mask = "1H3563L"
  // 43 bunches/orbit  - bc-mask = "43(1H80L)81L"
  // 72 bunches/orbit  - bc-mask = "72(1H1L)3420L" (50ns mode)
  // Please note that most of these setting should be cross-checked because
  // for example the 43 bunches mode is taken at CMS IP and not the ALICE one.

  // Generate the trigger interaction
  pileup->GenerateTrigInteraction(kTRUE);

  // PRIMARY VERTEX
  //
  pileup->SetOrigin(0., 0., 0.);    // vertex position
  //
  //
  // Size of the interaction diamond
  // Longitudinal
  Float_t sigmaz  = 5.4 / TMath::Sqrt(2.); // [cm]
  if (energy == 900)
    sigmaz  = 10.5 / TMath::Sqrt(2.); // [cm]
  //
  // Transverse
  Float_t betast  = 10;                 // beta* [m]
  Float_t eps     = 3.75e-6;            // emittance [m]
  Float_t gamma   = energy / 2.0 / 0.938272;  // relativistic gamma [1]
  Float_t sigmaxy = TMath::Sqrt(eps * betast / gamma) / TMath::Sqrt(2.) * 100.;  // [cm]
  printf("\n \n Diamond size x-y: %10.3e z: %10.3e\n \n", sigmaxy, sigmaz);
    
  pileup->SetSigma(sigmaxy, sigmaxy, sigmaz);      // Sigma in (X,Y,Z) (cm) on IP position
  pileup->SetCutVertexZ(3.);        // Truncate at 3 sigma
  pileup->SetVertexSmear(kPerEvent);

  pileup->Init();

  // FIELD
  //
  AliMagF* field = 0x0;
  if (mag == kNoField) {
    comment = comment.Append(" | L3 field 0.0 T");
    field = new AliMagF("Maps","Maps", 2, 0., 0., 10., AliMagF::k2kG);
  } else if (mag == k5kG) {
    comment = comment.Append(" | L3 field 0.5 T");
    field = new AliMagF("Maps","Maps", 2, 1., 1., 10., AliMagF::k5kG);
  }
  printf("\n \n Comment: %s \n \n", comment.Data());
  TGeoGlobalMagField::Instance()->SetField(field);
    
  rl->CdGAFile();

  Int_t iABSO  = 1;
  Int_t iACORDE= 0;
  Int_t iDIPO  = 1;
  Int_t iEMCAL = 0;
  Int_t iFMD   = 1;
  Int_t iFRAME = 1;
  Int_t iHALL  = 1;
  Int_t iITS   = 1;
  Int_t iMAG   = 1;
  Int_t iMUON  = 1;
  Int_t iPHOS  = 1;
  Int_t iPIPE  = 1;
  Int_t iPMD   = 0;
  Int_t iHMPID = 1;
  Int_t iSHIL  = 1;
  Int_t iT0    = 1;
  Int_t iTOF   = 1;
  Int_t iTPC   = 1;
  Int_t iTRD   = 1;
  Int_t iVZERO = 1;
  Int_t iZDC   = 1;
  

    //=================== Alice BODY parameters =============================
    AliBODY *BODY = new AliBODY("BODY", "Alice envelop");


    if (iMAG)
    {
        //=================== MAG parameters ============================
        // --- Start with Magnet since detector layouts may be depending ---
        // --- on the selected Magnet dimensions ---
        AliMAG *MAG = new AliMAG("MAG", "Magnet");
    }


    if (iABSO)
    {
        //=================== ABSO parameters ============================
        AliABSO *ABSO = new AliABSOv3("ABSO", "Muon Absorber");
    }

    if (iDIPO)
    {
        //=================== DIPO parameters ============================

        AliDIPO *DIPO = new AliDIPOv3("DIPO", "Dipole version 3");
    }

    if (iHALL)
    {
        //=================== HALL parameters ============================

        AliHALL *HALL = new AliHALLv3("HALL", "Alice Hall");
    }


    if (iFRAME)
    {
        //=================== FRAME parameters ============================

        AliFRAMEv2 *FRAME = new AliFRAMEv2("FRAME", "Space Frame");
	FRAME->SetHoles(1);
    }

    if (iSHIL)
    {
        //=================== SHIL parameters ============================

        AliSHIL *SHIL = new AliSHILv3("SHIL", "Shielding Version 3");
    }


    if (iPIPE)
    {
        //=================== PIPE parameters ============================

        AliPIPE *PIPE = new AliPIPEv3("PIPE", "Beam Pipe");
    }
 
    if (iITS)
    {
        //=================== ITS parameters ============================

	AliITS *ITS  = new AliITSv11Hybrid("ITS","ITS v11Hybrid");
    }

    if (iTPC)
    {
      //============================ TPC parameters =====================

        AliTPC *TPC = new AliTPCv2("TPC", "Default");
    }


    if (iTOF) {
        //=================== TOF parameters ============================

	AliTOF *TOF = new AliTOFv6T0("TOF", "normal TOF");
    }


    if (iHMPID)
    {
        //=================== HMPID parameters ===========================

        AliHMPID *HMPID = new AliHMPIDv3("HMPID", "normal HMPID");

    }


    if (iZDC)
    {
        //=================== ZDC parameters ============================

        AliZDC *ZDC = new AliZDCv3("ZDC", "normal ZDC");
    }

    if (iTRD)
    {
        //=================== TRD parameters ============================

        AliTRD *TRD = new AliTRDv1("TRD", "TRD slow simulator");
        AliTRDgeometry *geoTRD = TRD->GetGeometry();
	// Partial geometry: modules at 0,8,9,17
	// starting at 3h in positive direction
        geoTRD->SetSMstatus(1,0);
	geoTRD->SetSMstatus(2,0);
	geoTRD->SetSMstatus(3,0);
	geoTRD->SetSMstatus(4,0);
        geoTRD->SetSMstatus(5,0);
	geoTRD->SetSMstatus(6,0);
        geoTRD->SetSMstatus(7,0);
        geoTRD->SetSMstatus(10,0);
        geoTRD->SetSMstatus(11,0);
        geoTRD->SetSMstatus(12,0);
        geoTRD->SetSMstatus(13,0);
        geoTRD->SetSMstatus(14,0);
        geoTRD->SetSMstatus(15,0);
        geoTRD->SetSMstatus(16,0);
    }

    if (iFMD)
    {
        //=================== FMD parameters ============================

	AliFMD *FMD = new AliFMDv1("FMD", "normal FMD");
   }

    if (iMUON)
    {
        //=================== MUON parameters ===========================
        // New MUONv1 version (geometry defined via builders)

        AliMUON *MUON = new AliMUONv1("MUON", "default");
    }

    if (iPHOS)
    {
        //=================== PHOS parameters ===========================

        AliPHOS *PHOS = new AliPHOSv1("PHOS", "IHEP");
        //Set simulation parameters different from the default ones.
        AliPHOSSimParam* simEmc = AliPHOSSimParam::GetInstance() ;
  
        // APD noise of warm (+20C) PHOS:
        // a2 = a1*(Y1/Y2)*(M1/M2), where a1 = 0.012 is APD noise at -25C,
        // Y1 = 4.3 photo-electrons/MeV, Y2 = 1.7 p.e/MeV - light yields at -25C and +20C,
        // M1 = 50, M2 = 50 - APD gain factors chosen for t1 = -25C and t2 = +20C,
        // Y = MeanLightYield*APDEfficiency.

        Float_t apdNoise = 0.012*2.5; 
        simEmc->SetAPDNoise(apdNoise);

        //Raw Light Yield at +20C
        simEmc->SetMeanLightYield(18800);

        //ADC channel width at +18C.
        simEmc->SetADCchannelW(0.0125);
    }


    if (iPMD)
    {
        //=================== PMD parameters ============================

        AliPMD *PMD = new AliPMDv1("PMD", "normal PMD");
    }

    if (iT0)
    {
        //=================== T0 parameters ============================
        AliT0 *T0 = new AliT0v1("T0", "T0 Detector");
    }

    if (iEMCAL)
    {
        //=================== EMCAL parameters ============================

        AliEMCAL *EMCAL = new AliEMCALv2("EMCAL", "EMCAL_COMPLETE");
    }

     if (iACORDE)
    {
        //=================== ACORDE parameters ============================

        AliACORDE *ACORDE = new AliACORDEv1("ACORDE", "normal ACORDE");
    }

     if (iVZERO)
    {
        //=================== ACORDE parameters ============================

        AliVZERO *VZERO = new AliVZEROv7("VZERO", "normal VZERO");
    }
}
//
//           PYTHIA
//

AliGenerator* MbPythia()
{
      comment = comment.Append(" pp at 14 TeV: Pythia low-pt");
//
//    Pythia
      AliGenPythia* pythia = new AliGenPythia(-1); 
      pythia->SetMomentumRange(0, 999999.);
      pythia->SetThetaRange(0., 180.);
      pythia->SetYRange(-12.,12.);
      pythia->SetPtRange(0,1000.);
      pythia->SetProcess(kPyMb);
      pythia->SetEnergyCMS(energy);
      
      return pythia;
}

AliGenerator* MbPhojet()
{
      comment = comment.Append(" pp at 14 TeV: Pythia low-pt");
//
//    DPMJET
#if defined(__CINT__)
  gSystem->Load("libdpmjet");      // Parton density functions
  gSystem->Load("libTDPMjet");      // Parton density functions
#endif
      AliGenDPMjet* dpmjet = new AliGenDPMjet(-1); 
      dpmjet->SetMomentumRange(0, 999999.);
      dpmjet->SetThetaRange(0., 180.);
      dpmjet->SetYRange(-12.,12.);
      dpmjet->SetPtRange(0,1000.);
      dpmjet->SetProcess(kDpmMb);
      dpmjet->SetEnergyCMS(energy);

      return dpmjet;
}

void ProcessEnvironmentVars()
{
    // Run type
    if (gSystem->Getenv("CONFIG_RUN_TYPE")) {
      for (Int_t iRun = 0; iRun < kRunMax; iRun++) {
	if (strcmp(gSystem->Getenv("CONFIG_RUN_TYPE"), pprRunName[iRun])==0) {
	  proc = (PDC06Proc_t)iRun;
	  cout<<"Run type set to "<<pprRunName[iRun]<<endl;
	}
      }
    }

    // Field
    if (gSystem->Getenv("CONFIG_FIELD")) {
      for (Int_t iField = 0; iField < kFieldMax; iField++) {
	if (strcmp(gSystem->Getenv("CONFIG_FIELD"), pprField[iField])==0) {
	  mag = (Mag_t)iField;
	  cout<<"Field set to "<<pprField[iField]<<endl;
	}
      }
    }

    // Energy
    if (gSystem->Getenv("CONFIG_ENERGY")) {
      energy = atoi(gSystem->Getenv("CONFIG_ENERGY"));
      cout<<"Energy set to "<<energy<<" GeV"<<endl;
    }

    // Random Number seed
    if (gSystem->Getenv("CONFIG_SEED")) {
      seed = atoi(gSystem->Getenv("CONFIG_SEED"));
    }
}
Commit	Line	Data
8498bdf5	1	//
	2	// Configuration for the first physics production 2008
	3	//
	4
	5	// One can use the configuration macro in compiled mode by
	6	// root [0] gSystem->Load("libgeant321");
	7	// root [0] gSystem->SetIncludePath("-I$ROOTSYS/include -I$ALICE_ROOT/include\
	8	// -I$ALICE_ROOT -I$ALICE/geant3/TGeant3");
	9	// root [0] .x grun.C(1,"Config.C++")
	10
	11	#if !defined(__CINT__) \|\| defined(__MAKECINT__)
	12	#include <Riostream.h>
	13	#include <TRandom.h>
	14	#include <TDatime.h>
	15	#include <TSystem.h>
	16	#include <TVirtualMC.h>
	17	#include <TGeant3TGeo.h>
	18	#include "STEER/AliRunLoader.h"
	19	#include "STEER/AliRun.h"
	20	#include "STEER/AliConfig.h"
	21	#include "PYTHIA6/AliDecayerPythia.h"
	22	#include "PYTHIA6/AliGenPythia.h"
	23	#include "TDPMjet/AliGenDPMjet.h"
f7a1cc68	24	#include "STEER/AliMagF.h"
8498bdf5	25	#include "STRUCT/AliBODY.h"
	26	#include "STRUCT/AliMAG.h"
	27	#include "STRUCT/AliABSOv3.h"
	28	#include "STRUCT/AliDIPOv3.h"
	29	#include "STRUCT/AliHALLv3.h"
	30	#include "STRUCT/AliFRAMEv2.h"
	31	#include "STRUCT/AliSHILv3.h"
	32	#include "STRUCT/AliPIPEv3.h"
	33	#include "ITS/AliITSv11Hybrid.h"
	34	#include "TPC/AliTPCv2.h"
	35	#include "TOF/AliTOFv6T0.h"
	36	#include "HMPID/AliHMPIDv3.h"
	37	#include "ZDC/AliZDCv3.h"
	38	#include "TRD/AliTRDv1.h"
	39	#include "TRD/AliTRDgeometry.h"
	40	#include "FMD/AliFMDv1.h"
	41	#include "MUON/AliMUONv1.h"
	42	#include "PHOS/AliPHOSv1.h"
	43	#include "PHOS/AliPHOSSimParam.h"
	44	#include "PMD/AliPMDv1.h"
	45	#include "T0/AliT0v1.h"
	46	#include "EMCAL/AliEMCALv2.h"
	47	#include "ACORDE/AliACORDEv1.h"
	48	#include "VZERO/AliVZEROv7.h"
	49	#endif
	50
	51
	52	enum PDC06Proc_t
	53	{
	54	kPythia6, kPhojet, kRunMax
	55	};
	56
	57	const char * pprRunName[] = {
	58	"kPythia6", "kPhojet"
	59	};
	60
573540a1	61	enum Mag_t
	62	{
	63	kNoField, k5kG, kFieldMax
	64	};
	65
8498bdf5	66	const char * pprField[] = {
	67	"kNoField", "k5kG"
	68	};
	69
	70	//--- Functions ---
	71	class AliGenPythia;
	72	AliGenerator *MbPythia();
	73	AliGenerator *MbPhojet();
	74	void ProcessEnvironmentVars();
	75
	76	// Geterator, field, beam energy
	77	static PDC06Proc_t proc = kPhojet;
573540a1	78	static Mag_t mag = k5kG;
8498bdf5	79	static Float_t energy = 10000; // energy in CMS
	80	//========================//
	81	// Set Random Number seed //
	82	//========================//
	83	TDatime dt;
	84	static UInt_t seed = dt.Get();
	85
	86	// Comment line
	87	static TString comment;
	88
	89	void Config()
	90	{
	91
	92
	93	// Get settings from environment variables
	94	ProcessEnvironmentVars();
	95
	96	gRandom->SetSeed(seed);
	97	cerr<<"Seed for random number generation= "<<seed<<endl;
	98
	99	// Libraries required by geant321
	100	#if defined(__CINT__)
	101	gSystem->Load("liblhapdf"); // Parton density functions
	102	gSystem->Load("libEGPythia6"); // TGenerator interface
	103	gSystem->Load("libpythia6"); // Pythia
	104	gSystem->Load("libAliPythia6"); // ALICE specific implementations
	105	gSystem->Load("libgeant321");
	106	#endif
	107
	108	new TGeant3TGeo("C++ Interface to Geant3");
	109
	110	//=======================================================================
	111	// Create the output file
	112
	113
	114	AliRunLoader* rl=0x0;
	115
	116	cout<<"Config.C: Creating Run Loader ..."<<endl;
	117	rl = AliRunLoader::Open("galice.root",
	118	AliConfig::GetDefaultEventFolderName(),
	119	"recreate");
	120	if (rl == 0x0)
	121	{
	122	gAlice->Fatal("Config.C","Can not instatiate the Run Loader");
	123	return;
	124	}
	125	rl->SetCompressionLevel(2);
	126	rl->SetNumberOfEventsPerFile(1000);
	127	gAlice->SetRunLoader(rl);
	128	// gAlice->SetGeometryFromFile("geometry.root");
	129	// gAlice->SetGeometryFromCDB();
	130
	131	// Set the trigger configuration: proton-proton
	132	gAlice->SetTriggerDescriptor("p-p");
	133
	134	//
	135	//=======================================================================
	136	// *********** STEERING parameters FOR ALICE SIMULATION ************
	137	// --- Specify event type to be tracked through the ALICE setup
	138	// --- All positions are in cm, angles in degrees, and P and E in GeV
	139
	140
	141	gMC->SetProcess("DCAY",1);
	142	gMC->SetProcess("PAIR",1);
143	gMC->SetProcess("COMP",1);
144	gMC->SetProcess("PHOT",1);
145	gMC->SetProcess("PFIS",0);
146	gMC->SetProcess("DRAY",0);
147	gMC->SetProcess("ANNI",1);
148	gMC->SetProcess("BREM",1);
149	gMC->SetProcess("MUNU",1);
150	gMC->SetProcess("CKOV",1);
151	gMC->SetProcess("HADR",1);
152	gMC->SetProcess("LOSS",2);
153	gMC->SetProcess("MULS",1);
154	gMC->SetProcess("RAYL",1);
155
156	Float_t cut = 1.e-3; // 1MeV cut by default
157	Float_t tofmax = 1.e10;
158
159	gMC->SetCut("CUTGAM", cut);
160	gMC->SetCut("CUTELE", cut);
161	gMC->SetCut("CUTNEU", cut);
162	gMC->SetCut("CUTHAD", cut);
163	gMC->SetCut("CUTMUO", cut);
164	gMC->SetCut("BCUTE", cut);
165	gMC->SetCut("BCUTM", cut);
166	gMC->SetCut("DCUTE", cut);
167	gMC->SetCut("DCUTM", cut);
168	gMC->SetCut("PPCUTM", cut);
169	gMC->SetCut("TOFMAX", tofmax);
170
171
172
173
174	//======================//
175	// Set External decayer //
176	//======================//
177	TVirtualMCDecayer* decayer = new AliDecayerPythia();
178	decayer->SetForceDecay(kAll);
179	decayer->Init();
180	gMC->SetExternalDecayer(decayer);
181
182	//=========================//
183	// Generator Configuration //
184	//=========================//
185	// Create pileup generator
186	AliGenPileup *pileup = new AliGenPileup();
187
188	AliGenerator* gener = 0x0;
189
190	if (proc == kPythia6) {
191	gener = MbPythia();
192	} else if (proc == kPhojet) {
193	gener = MbPhojet();
194	}
195
196	// Set the pileup interaction generator
197	// The second argument is the pileup rate
198	// in terms of event rate per bunch crossing
199	pileup->SetGenerator(gener,0.01);
200	// Set the beam time structure
201	// Details on the syntax in STEER/AliTriggerBCMask
202	pileup->SetBCMask("72(1H1L)3420L");
203	// Examples of the pileup rate and beam structure settings
204	// Most of the information is taken from the LHC commissionning page
205	// rate from 0.01 (at 900GeV) to 0.76 (at 14TeV)
206	// 1 bunch/orbit - bc-mask = "1H3563L"
207	// 43 bunches/orbit - bc-mask = "43(1H80L)81L"
208	// 72 bunches/orbit - bc-mask = "72(1H1L)3420L" (50ns mode)
209	// Please note that most of these setting should be cross-checked because
210	// for example the 43 bunches mode is taken at CMS IP and not the ALICE one.
211
212	// Generate the trigger interaction
213	pileup->GenerateTrigInteraction(kTRUE);
214
215	// PRIMARY VERTEX
216	//
217	pileup->SetOrigin(0., 0., 0.); // vertex position
218	//
219	//
220	// Size of the interaction diamond
221	// Longitudinal
222	Float_t sigmaz = 5.4 / TMath::Sqrt(2.); // [cm]
223	if (energy == 900)
224	sigmaz = 10.5 / TMath::Sqrt(2.); // [cm]
225	//
226	// Transverse
227	Float_t betast = 10; // beta* [m]
228	Float_t eps = 3.75e-6; // emittance [m]
229	Float_t gamma = energy / 2.0 / 0.938272; // relativistic gamma [1]
230	Float_t sigmaxy = TMath::Sqrt(eps * betast / gamma) / TMath::Sqrt(2.) * 100.; // [cm]
231	printf("\n \n Diamond size x-y: %10.3e z: %10.3e\n \n", sigmaxy, sigmaz);
232
233	pileup->SetSigma(sigmaxy, sigmaxy, sigmaz); // Sigma in (X,Y,Z) (cm) on IP position
234	pileup->SetCutVertexZ(3.); // Truncate at 3 sigma
235	pileup->SetVertexSmear(kPerEvent);
236
237	pileup->Init();
238
239	// FIELD
240	//
f7a1cc68	241	AliMagF* field = 0x0;
8498bdf5	242	if (mag == kNoField) {
8498bdf5	243	comment = comment.Append(" \| L3 field 0.0 T");
f7a1cc68	244	field = new AliMagF("Maps","Maps", 2, 0., 0., 10., AliMagF::k2kG);
573540a1	245	} else if (mag == k5kG) {
8498bdf5	246	comment = comment.Append(" \| L3 field 0.5 T");
f7a1cc68	247	field = new AliMagF("Maps","Maps", 2, 1., 1., 10., AliMagF::k5kG);
8498bdf5	248	}
8498bdf5	249	printf("\n \n Comment: %s \n \n", comment.Data());
f7a1cc68	250	TGeoGlobalMagField::Instance()->SetField(field);
8498bdf5	251
8498bdf5	252	rl->CdGAFile();
8498bdf5	253
	254	Int_t iABSO = 1;
	255	Int_t iACORDE= 0;
	256	Int_t iDIPO = 1;
	257	Int_t iEMCAL = 0;
	258	Int_t iFMD = 1;
	259	Int_t iFRAME = 1;
	260	Int_t iHALL = 1;
	261	Int_t iITS = 1;
	262	Int_t iMAG = 1;
	263	Int_t iMUON = 1;
	264	Int_t iPHOS = 1;
	265	Int_t iPIPE = 1;
	266	Int_t iPMD = 0;
	267	Int_t iHMPID = 1;
	268	Int_t iSHIL = 1;
	269	Int_t iT0 = 1;
	270	Int_t iTOF = 1;
	271	Int_t iTPC = 1;
	272	Int_t iTRD = 1;
	273	Int_t iVZERO = 1;
	274	Int_t iZDC = 1;
	275
	276
	277	//=================== Alice BODY parameters =============================
	278	AliBODY *BODY = new AliBODY("BODY", "Alice envelop");
	279
	280
	281	if (iMAG)
	282	{
	283	//=================== MAG parameters ============================
	284	// --- Start with Magnet since detector layouts may be depending ---
	285	// --- on the selected Magnet dimensions ---
	286	AliMAG *MAG = new AliMAG("MAG", "Magnet");
	287	}
	288
	289
	290	if (iABSO)
	291	{
	292	//=================== ABSO parameters ============================
	293	AliABSO *ABSO = new AliABSOv3("ABSO", "Muon Absorber");
	294	}
	295
	296	if (iDIPO)
	297	{
	298	//=================== DIPO parameters ============================
	299
	300	AliDIPO *DIPO = new AliDIPOv3("DIPO", "Dipole version 3");
	301	}
	302
	303	if (iHALL)
	304	{
	305	//=================== HALL parameters ============================
	306
	307	AliHALL *HALL = new AliHALLv3("HALL", "Alice Hall");
	308	}
	309
	310
	311	if (iFRAME)
	312	{
	313	//=================== FRAME parameters ============================
	314
	315	AliFRAMEv2 *FRAME = new AliFRAMEv2("FRAME", "Space Frame");
	316	FRAME->SetHoles(1);
317	}
318
319	if (iSHIL)
320	{
321	//=================== SHIL parameters ============================
322
323	AliSHIL *SHIL = new AliSHILv3("SHIL", "Shielding Version 3");
324	}
325
326
327	if (iPIPE)
328	{
329	//=================== PIPE parameters ============================
330
331	AliPIPE *PIPE = new AliPIPEv3("PIPE", "Beam Pipe");
332	}
333
334	if (iITS)
335	{
336	//=================== ITS parameters ============================
337
338	AliITS *ITS = new AliITSv11Hybrid("ITS","ITS v11Hybrid");
339	}
340
341	if (iTPC)
342	{
343	//============================ TPC parameters =====================
344
345	AliTPC *TPC = new AliTPCv2("TPC", "Default");
346	}
347
348
349	if (iTOF) {
350	//=================== TOF parameters ============================
351
352	AliTOF *TOF = new AliTOFv6T0("TOF", "normal TOF");
353	}
354
355
356	if (iHMPID)
357	{
358	//=================== HMPID parameters ===========================
359
360	AliHMPID *HMPID = new AliHMPIDv3("HMPID", "normal HMPID");
361
362	}
363
364
365	if (iZDC)
366	{
367	//=================== ZDC parameters ============================
368
369	AliZDC *ZDC = new AliZDCv3("ZDC", "normal ZDC");
370	}
371
372	if (iTRD)
373	{
374	//=================== TRD parameters ============================
375
376	AliTRD *TRD = new AliTRDv1("TRD", "TRD slow simulator");
377	AliTRDgeometry *geoTRD = TRD->GetGeometry();
378	// Partial geometry: modules at 0,8,9,17
379	// starting at 3h in positive direction
380	geoTRD->SetSMstatus(1,0);
381	geoTRD->SetSMstatus(2,0);
382	geoTRD->SetSMstatus(3,0);
383	geoTRD->SetSMstatus(4,0);
384	geoTRD->SetSMstatus(5,0);
385	geoTRD->SetSMstatus(6,0);
386	geoTRD->SetSMstatus(7,0);
387	geoTRD->SetSMstatus(10,0);
388	geoTRD->SetSMstatus(11,0);
389	geoTRD->SetSMstatus(12,0);
390	geoTRD->SetSMstatus(13,0);
391	geoTRD->SetSMstatus(14,0);
392	geoTRD->SetSMstatus(15,0);
393	geoTRD->SetSMstatus(16,0);
394	}
395
396	if (iFMD)
397	{
398	//=================== FMD parameters ============================
399
400	AliFMD *FMD = new AliFMDv1("FMD", "normal FMD");
401	}
402
403	if (iMUON)
404	{
405	//=================== MUON parameters ===========================
406	// New MUONv1 version (geometry defined via builders)
407
408	AliMUON *MUON = new AliMUONv1("MUON", "default");
409	}
410
411	if (iPHOS)
412	{
413	//=================== PHOS parameters ===========================
414
415	AliPHOS *PHOS = new AliPHOSv1("PHOS", "IHEP");
416	//Set simulation parameters different from the default ones.
417	AliPHOSSimParam* simEmc = AliPHOSSimParam::GetInstance() ;
418
419	// APD noise of warm (+20C) PHOS:
420	// a2 = a1(Y1/Y2)(M1/M2), where a1 = 0.012 is APD noise at -25C,
421	// Y1 = 4.3 photo-electrons/MeV, Y2 = 1.7 p.e/MeV - light yields at -25C and +20C,
422	// M1 = 50, M2 = 50 - APD gain factors chosen for t1 = -25C and t2 = +20C,
423	// Y = MeanLightYield*APDEfficiency.
424
425	Float_t apdNoise = 0.012*2.5;
426	simEmc->SetAPDNoise(apdNoise);
427
428	//Raw Light Yield at +20C
429	simEmc->SetMeanLightYield(18800);
430
431	//ADC channel width at +18C.
432	simEmc->SetADCchannelW(0.0125);
433	}
434
435
436	if (iPMD)
437	{
438	//=================== PMD parameters ============================
439
440	AliPMD *PMD = new AliPMDv1("PMD", "normal PMD");
441	}
442
443	if (iT0)
444	{
445	//=================== T0 parameters ============================
446	AliT0 *T0 = new AliT0v1("T0", "T0 Detector");
447	}
448
449	if (iEMCAL)
450	{
451	//=================== EMCAL parameters ============================
452
453	AliEMCAL *EMCAL = new AliEMCALv2("EMCAL", "EMCAL_COMPLETE");
454	}
455
456	if (iACORDE)
457	{
458	//=================== ACORDE parameters ============================
459
460	AliACORDE *ACORDE = new AliACORDEv1("ACORDE", "normal ACORDE");
461	}
462
463	if (iVZERO)
464	{
465	//=================== ACORDE parameters ============================
466
467	AliVZERO *VZERO = new AliVZEROv7("VZERO", "normal VZERO");
468	}
469	}
470	//
471	// PYTHIA
472	//
473
474	AliGenerator* MbPythia()
475	{
476	comment = comment.Append(" pp at 14 TeV: Pythia low-pt");
477	//
478	// Pythia
479	AliGenPythia* pythia = new AliGenPythia(-1);
480	pythia->SetMomentumRange(0, 999999.);
481	pythia->SetThetaRange(0., 180.);
482	pythia->SetYRange(-12.,12.);
483	pythia->SetPtRange(0,1000.);
484	pythia->SetProcess(kPyMb);
485	pythia->SetEnergyCMS(energy);
486
487	return pythia;
488	}
489
490	AliGenerator* MbPhojet()
491	{
492	comment = comment.Append(" pp at 14 TeV: Pythia low-pt");
493	//
494	// DPMJET
495	#if defined(__CINT__)
496	gSystem->Load("libdpmjet"); // Parton density functions
497	gSystem->Load("libTDPMjet"); // Parton density functions
498	#endif
499	AliGenDPMjet* dpmjet = new AliGenDPMjet(-1);
500	dpmjet->SetMomentumRange(0, 999999.);
501	dpmjet->SetThetaRange(0., 180.);
502	dpmjet->SetYRange(-12.,12.);
503	dpmjet->SetPtRange(0,1000.);
504	dpmjet->SetProcess(kDpmMb);
505	dpmjet->SetEnergyCMS(energy);
506
507	return dpmjet;
508	}
509
510	void ProcessEnvironmentVars()
511	{
512	// Run type
513	if (gSystem->Getenv("CONFIG_RUN_TYPE")) {
514	for (Int_t iRun = 0; iRun < kRunMax; iRun++) {
515	if (strcmp(gSystem->Getenv("CONFIG_RUN_TYPE"), pprRunName[iRun])==0) {
516	proc = (PDC06Proc_t)iRun;
517	cout<<"Run type set to "<<pprRunName[iRun]<<endl;
518	}
519	}
520	}
521
522	// Field
523	if (gSystem->Getenv("CONFIG_FIELD")) {
524	for (Int_t iField = 0; iField < kFieldMax; iField++) {
525	if (strcmp(gSystem->Getenv("CONFIG_FIELD"), pprField[iField])==0) {
526	mag = (Mag_t)iField;
527	cout<<"Field set to "<<pprField[iField]<<endl;
528	}
529	}
530	}
531
532	// Energy
533	if (gSystem->Getenv("CONFIG_ENERGY")) {
534	energy = atoi(gSystem->Getenv("CONFIG_ENERGY"));
535	cout<<"Energy set to "<<energy<<" GeV"<<endl;
536	}
537
538	// Random Number seed
539	if (gSystem->Getenv("CONFIG_SEED")) {
540	seed = atoi(gSystem->Getenv("CONFIG_SEED"));
541	}
542	}