// $Id$ // // AliRoot Configuration for running aliroot with Monte Carlo. // Called from g4Config.C // // By I. Hrivnacova, IPN Orsay enum PprGeo_t { kHoles, kNoHoles }; static PprGeo_t geo = kHoles; Float_t EtaToTheta(Float_t arg); void LoadPythia(); static Int_t eventsPerRun = 50; void ConfigCommon(Bool_t setRootGeometry = kTRUE) { cout << "Running ConfigCommon.C ... " << endl; // Load Pythia libraries LoadPythia(); // Create the output file AliRunLoader* rl = 0; rl = AliRunLoader::Open("galice.root", AliConfig::GetDefaultEventFolderName(), "recreate"); if (!rl) { gAlice->Fatal("Config.C","Can not instatiate the Run Loader"); return; } rl->SetCompressionLevel(2); rl->SetNumberOfEventsPerFile(3); gAlice->SetRunLoader(rl); // Set Root geometry file // if ( setRootGeometry ) { gAlice->SetRootGeometry(); gAlice->SetGeometryFromFile("geometry.root"); } // Set the trigger configuration AliSimulation::Instance()->SetTriggerConfig("Pb-Pb"); cout<<"Trigger configuration is set to Pb-Pb"<SetSeed(123456); // Set 0 to use the currecnt time AliLog::Message(AliLog::kInfo, Form("Seed for random number generation = %d",gRandom->GetSeed()), "Config.C", "Config.C", "Config()","Config.C", __LINE__); int nParticles = 100; if (gSystem->Getenv("CONFIG_NPARTICLES")) { nParticles = atoi(gSystem->Getenv("CONFIG_NPARTICLES")); } AliGenCocktail *gener = new AliGenCocktail(); gener->SetPhiRange(0, 360); // Set pseudorapidity range from -8 to 8. Float_t thmin = EtaToTheta(8); // theta min. <---> eta max Float_t thmax = EtaToTheta(-8); // theta max. <---> eta min gener->SetThetaRange(thmin,thmax); gener->SetOrigin(0, 0, 0); //vertex position gener->SetSigma(0, 0, 0); //Sigma in (X,Y,Z) (cm) on IP position AliGenHIJINGpara *hijingparam = new AliGenHIJINGpara(nParticles); hijingparam->SetMomentumRange(0.2, 999); gener->AddGenerator(hijingparam,"HIJING PARAM",1); gener->Init(); // // Activate this line if you want the vertex smearing to happen // track by track // //gener->SetVertexSmear(perTrack); // ============================= // Magnetic field // ============================= // Field (L3 0.4 T) TGeoGlobalMagField::Instance()->SetField(new AliMagF("Maps","Maps", 1., 1., AliMagF::k5kG)); Int_t iABSO = 1; Int_t iDIPO = 1; 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 = 1; 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 iZDC = 1; Int_t iEMCAL = 1; Int_t iACORDE = 0; Int_t iVZERO = 1; /* Int_t iABSO = 0; Int_t iDIPO = 0; Int_t iFMD = 0; Int_t iFRAME = 0; Int_t iHALL = 0; Int_t iITS = 0; Int_t iMAG = 0; Int_t iMUON = 0; Int_t iPHOS = 0; Int_t iPIPE = 0; Int_t iPMD = 0; Int_t iHMPID = 0; Int_t iSHIL = 0; Int_t iT0 = 0; Int_t iTOF = 0; Int_t iTPC = 1; Int_t iTRD = 0; Int_t iZDC = 0; Int_t iEMCAL = 0; Int_t iACORDE = 0; Int_t iVZERO = 0; */ // Exluded for problems rl->CdGAFile(); //=================== 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"); if (geo == kHoles) { FRAME->SetHoles(1); } else { FRAME->SetHoles(0); } } 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 AliITSv11("ITS","ITS v11"); } 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"); } 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"); } //=================== PHOS parameters =========================== if (iPHOS) { AliPHOS *PHOS = new AliPHOSv1("PHOS", "IHEP"); } 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"); } AliLog::Message(AliLog::kInfo, "End of Config", "Config.C", "Config.C", "Config()"," Config.C", __LINE__); cout << "Running ConfigCommon.C finished ... " << endl; } Float_t EtaToTheta(Float_t arg){ return (180./TMath::Pi())*2.*atan(exp(-arg)); } void LoadPythia() { // Load Pythia related libraries gSystem->Load("liblhapdf"); // Parton density functions gSystem->Load("libEGPythia6"); // TGenerator interface gSystem->Load("libpythia6"); // Pythia gSystem->Load("libAliPythia6"); // ALICE specific implementations }