X-Git-Url: http://git.uio.no/git/?p=u%2Fmrichter%2FAliRoot.git;a=blobdiff_plain;f=MUON%2FConfig.C;h=ac062eeb18e0984068a10758bce78db55195e047;hp=0cd621eb44bc8c8d33f0264127aa8016eecfe86f;hb=481d806424563b7b3f86a7f07f11afba975efa82;hpb=9bf406e12c193b564cb7ed7f73afd56b31e49e43 diff --git a/MUON/Config.C b/MUON/Config.C index 0cd621eb44b..ac062eeb18e 100644 --- a/MUON/Config.C +++ b/MUON/Config.C @@ -1,17 +1,43 @@ -// Config file test for MUON spectormeter -// Remember to define the directory and option -// gAlice->SetConfigFunction("Config('$HOME','box');"); +/************************************************************************** + * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * + * * + * Author: The ALICE Off-line Project. * + * Contributors are mentioned in the code where appropriate. * + * * + * Permission to use, copy, modify and distribute this software and its * + * documentation strictly for non-commercial purposes is hereby granted * + * without fee, provided that the above copyright notice appears in all * + * copies and that both the copyright notice and this permission notice * + * appear in the supporting documentation. The authors make no claims * + * about the suitability of this software for any purpose. It is * + * provided "as is" without express or implied warranty. * + **************************************************************************/ -void Config(char directory[100]="", char option[6]="param") +/* $Id$ */ + +/// \ingroup macros +/// \file Config.C +/// \brief Configuration macro for MUON spectormeter simulation +/// +/// Remember to define the directory and event generator option: +/// +/// gAlice->SetConfigFunction("Config('$HOME','box');"); + +void Config(char directory[100]="", char option[6]="param", const char* digitstore="AliMUONDigitStoreV2S") { - // + //===================================================================== // Config file for MUON test - // - //===================================================================== // Libraries required by geant321 + gSystem->Load("liblhapdf.so"); // Parton density functions + gSystem->Load("libpythia6.so"); // Pythia gSystem->Load("libgeant321.so"); + gSystem->Load("libEG"); + gSystem->Load("libEGPythia6"); + gSystem->Load("libAliPythia6.so"); // ALICE specific implementations + new TGeant3TGeo("C++ Interface to Geant3"); + //======================================================================= // Create the output file Text_t filename[100]; @@ -20,89 +46,69 @@ void Config(char directory[100]="", char option[6]="param") cout << ">>> Config.C: Creating Run Loader ..."<Fatal("Config.C","Can not instatiate the Run Loader"); - return; - } + filename, AliConfig::GetDefaultEventFolderName(), "recreate"); + if (rl == 0x0) + { gAlice->Fatal("Config.C","Can not instatiate the Run Loader"); + return; } rl->SetCompressionLevel(2); rl->SetNumberOfEventsPerFile(100); gAlice->SetRunLoader(rl); - + //======================================================================= + // For having more debuging messages //AliLog::SetModuleDebugLevel("MUON", 1); - //======================================================================= // Set External decayer TVirtualMCDecayer *decayer = new AliDecayerPythia(); decayer->SetForceDecay(kAll); decayer->Init(); gMC->SetExternalDecayer(decayer); - - // //======================================================================= // ******* GEANT STEERING parameters FOR ALICE SIMULATION ******* - 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); - // - //======================================================================= - // ************* STEERING parameters FOR ALICE SIMULATION ************** - // Chamber positions - // From AliMUONConstants class we get : - // Position Z (along beam) of the chambers (in cm) - // (from AliMUONConstants class): - // 533.5, 546.5, 678.5, 693.5, 964.0, 986.0, 1251.5, 1278.5, - // 1416.5, 1443.5, 1610, 1625., 1710., 1725. - // Internal Radius (in cm) - // 36.4, 46.2, 66.0, 80., 80., 100., 100. - // External Radius (in cm) - // 183., 245., 395., 560., 563., 850., 900. + 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); //======================================================================= + // Examples of generators. Only option param is sistematically tested if (!strcmp(option,"box")) { AliGenBox * gener = new AliGenBox(1); gener->SetMomentumRange(20.,20.1); gener->SetPhiRange(0., 360.); gener->SetThetaRange(171.000,178.001); - gener->SetPart(13); // Muons + gener->SetPart(kMuonMinus); // Muons gener->SetOrigin(0.,0., 0.); //vertex position gener->SetSigma(0.0, 0.0, 0.0); //Sigma in (X,Y,Z) (cm) on IP position } if (!strcmp(option,"gun")) { - //********************************************* - // Example for Fixed Particle Gun * - //********************************************* - AliGenFixed *gener = new AliGenFixed(ntracks); + AliGenFixed *gener = new AliGenFixed(1); gener->SetMomentum(10); gener->SetPhiRange(0.); gener->SetThetaRange(0.); - gener->SetOrigin(30,30,1200);//vertex position - gener->SetPart(13); //GEANT particle type 13 is muons + gener->SetOrigin(30,30,-1200);//vertex position + gener->SetPart(kMuonMinus); //GEANT particle type 13 is muons } if (!strcmp(option,"scan")) { AliGenScan *gener = new AliGenScan(-1); @@ -115,9 +121,6 @@ void Config(char directory[100]="", char option[6]="param") gener->SetRange(100, -300., 300., 100, -300., 300., 1, 2000, 2000); } if (!strcmp(option,"param")) { - //******************************************************* - // Example for J/psi or Upsilon Production from Parameterisation * - //******************************************************* AliGenParam *gener = new AliGenParam(1, AliGenMUONlib::kUpsilon); gener->SetMomentumRange(0,999); gener->SetPtRange(0,100.); @@ -130,27 +133,64 @@ void Config(char directory[100]="", char option[6]="param") gener->SetTrackingFlag(1); gener->Init(); } + if (!strcmp(option,"hijing")) { //Hijing generator from ConfigPPR in macros + AliGenHijing *gener = new AliGenHijing(-1); + // centre of mass energy + gener->SetEnergyCMS(5500.); + // reference frame + gener->SetReferenceFrame("CMS"); + // projectile + gener->SetProjectile("A", 208, 82); + gener->SetTarget ("A", 208, 82); + // tell hijing to keep the full parent child chain + gener->KeepFullEvent(); + // enable jet quenching + gener->SetJetQuenching(1); + // enable shadowing + gener->SetShadowing(1); + // neutral pion and heavy particle decays switched off + gener->SetDecaysOff(1); + // Don't track spectators + gener->SetSpectators(0); + // kinematic selection + gener->SetSelectAll(0); + // impact parameter range + gener->SetImpactParameterRange(0., 5.); // 0. - 5. fm corresponds to ~10% most central + gener->Init(); + } + if (!strcmp(option,"muoncocktail")) { // Muon cocktail for PbPb + AliGenMUONCocktail * gener = new AliGenMUONCocktail(); + gener->SetPtRange(1.,100.); // Transverse momentum range + gener->SetPhiRange(0.,360.); // Azimuthal angle range + gener->SetYRange(-4.0,-2.5); + gener->SetMuonPtCut(0.5); + gener->SetMuonThetaCut(171.,178.); + gener->SetMuonMultiplicity(2); + gener->SetImpactParameterRange(0.,5.); // 10% most centra PbPb collisions + gener->SetVertexSmear(kPerTrack); + gener->SetOrigin(0,0,0); // Vertex position + gener->SetSigma(0,0,0.0); // Sigma in (X,Y,Z) (cm) on IP position + gener->Init(); + } //============================================================= - // Field (L3 0.4 T) - AliMagFMaps* field = new AliMagFMaps("Maps","Maps", 1, 1., 10., AliMagFMaps::k4kG); + // Field (L3 0.5 T) + AliMagFMaps* field = new AliMagFMaps("Maps","Maps", 1, 1., 10., AliMagFMaps::k5kG); gAlice->SetField(field); - + //============================================================= //=================== Alice BODY parameters ============================= AliBODY *BODY = new AliBODY("BODY","Alice envelop"); //=================== ABSO parameters ============================ - AliABSO *ABSO = new AliABSOv0("ABSO", "Muon Absorber"); + AliABSO *ABSO = new AliABSOv3("ABSO", "Muon Absorber"); //=================== DIPO parameters ============================ - AliDIPO *DIPO = new AliDIPOv2("DIPO", "Dipole version 2"); + AliDIPO *DIPO = new AliDIPOv3("DIPO", "Dipole version 2"); //================== HALL parameters ============================ - AliHALL *HALL = new AliHALL("HALL", "Alice Hall"); + AliHALL *HALL = new AliHALLv3("HALL", "Alice Hall"); //=================== PIPE parameters ============================ - AliPIPE *PIPE = new AliPIPEv0("PIPE", "Beam Pipe"); + AliPIPE *PIPE = new AliPIPEv3("PIPE", "Beam Pipe"); //=================== SHIL parameters ============================ - AliSHIL *SHIL = new AliSHILv2("SHIL", "Shielding Version 2"); + AliSHIL *SHIL = new AliSHILv3("SHIL", "Shielding Version 2"); //=================== MUON Subsystem =========================== - cout << ">>> Config.C: Creating AliMUONv1 ..."<SetTriggerEffCells(0); - // To get same as above w/o noise-only digits for the tracker do : - // MUON->SetDigitizerWithNoise(kKALSE); + // Use SetDigitStoreClassName() to change the digitStore implementation used by (s)digitizer + MUON->SetDigitStoreClassName(digitstore); + + cout << "MUON DigitStore is " << MUON->DigitStoreClassName().Data() << endl; + + // Noise-only digits in tracker/trigger (0=no noise, 1=default (noise in tracker), 2=noise in tracker and trigger): + //MUON->SetDigitizerWithNoise(kFALSE); + // Use fast raw data decoder + //MUON->SetFastTrackerDecoder(kTRUE); + //MUON->SetFastTriggerDecoder(kTRUE); + // // If SetAlign, the detection elements transformations // are taken from the input file and not from the code @@ -172,6 +221,9 @@ void Config(char directory[100]="", char option[6]="param") // To generate and read scaler trigger events in rawdata // MUON->SetTriggerScalerEvent(); + + // To switch off the tail effect + // MUON->SetTailEffect(kFALSE); // If you want to play with builders, first reset the geometry builder, // and then add yours. @@ -181,7 +233,3 @@ void Config(char directory[100]="", char option[6]="param") // MUON->AddGeometryBuilder(new AliMUONSlatGeometryBuilder(MUON)); // MUON->AddGeometryBuilder(new AliMUONTriggerGeometryBuilder(MUON)); } - -Float_t EtaToTheta(Float_t arg){ - return (180./TMath::Pi())*2.*atan(exp(-arg)); -}