# based on example from Herwig++ 2.4.2 distribution: # share/Herwig++/TVT.in # rungen.sh uses the following command to insert PPCollider.in snippet #%beamsetup71% # Run options: cd /Herwig/Generators set LHCGenerator:NumberOfEvents 100000 set LHCGenerator:RandomNumberGenerator:Seed 18 set LHCGenerator:DebugLevel 0 set LHCGenerator:PrintEvent 1 set LHCGenerator:MaxErrors 100000 # redirect all log output to stdout set LHCGenerator:UseStdout true # do output to a HepMC file cd /Herwig/Generators insert LHCGenerator:AnalysisHandlers 0 /Herwig/Analysis/HepMCFile set /Herwig/Analysis/HepMCFile:PrintEvent 1000000 set /Herwig/Analysis/HepMCFile:Format GenEvent set /Herwig/Analysis/HepMCFile:Filename /shared/tmp/tmp.zgk3HMYhlK/generator.hepmc # set /Herwig/Analysis/HepMCFile:Units GeV_mm # Beam parameters: set LHCGenerator:EventHandler:LuminosityFunction:Energy 1960 set LHCGenerator:EventHandler:BeamA /Herwig/Particles/p+ set LHCGenerator:EventHandler:BeamB /Herwig/Particles/pbar- set LHCGenerator:MaxErrors -1 # Process setup # top-antitop production: cd /Herwig/MatrixElements insert SimpleQCD:MatrixElements[0] MEHeavyQuark ## Set cuts ## Use this for hard leading-jets in a certain pT window #set /Herwig/Cuts/JetKtCut:MinKT 0*GeV # minimum jet pT #set /Herwig/Cuts/JetKtCut:MaxKT 1960*GeV # maximum jet pT # ## Use this for hard leading-jets in a certain mHat window #set /Herwig/Cuts/QCDCuts:MHatMin 0*GeV # minimum jet mHat #set /Herwig/Cuts/QCDCuts:MHatMax 1960*GeV # maximum jet mHat # Switch off hadronization set /Herwig/EventHandlers/LHCHandler:HadronizationHandler NULL # Set the top stable set /Herwig/Particles/t:Stable Stable set /Herwig/Particles/tbar:Stable Stable # Suppress warnings due to t/tbar quarks in final state: set /Herwig/Analysis/Basics:CheckQuark No # Make particles with c*tau > 10 mm stable: set /Herwig/Decays/DecayHandler:MaxLifeTime 10*mm set /Herwig/Decays/DecayHandler:LifeTimeOption Average # tune 'default' parameters: ------------------- #%tuneFile% # --------------------------------------------- set /Herwig/UnderlyingEvent/MPIHandler:IdenticalToUE -1 # Run generator cd /Herwig/Generators run TVT LHCGenerator