TT_TuneZ2star_8TeV_pythia6_evtgen_cff.py

Go to the documentation of this file.

import FWCore.ParameterSet.Config as cms

source = cms.Source("EmptySource")

from Configuration.Generator.PythiaUEZ2starSettings_cfi import *
from GeneratorInterface.ExternalDecays.TauolaSettings_cff import *
generator = cms.EDFilter("Pythia6GeneratorFilter",
    pythiaHepMCVerbosity = cms.untracked.bool(False),
    maxEventsToPrint = cms.untracked.int32(0),
    pythiaPylistVerbosity = cms.untracked.int32(1),
    filterEfficiency = cms.untracked.double(1.0),
    comEnergy = cms.double(8000.0),
    crossSection = cms.untracked.double(91.32),
    ExternalDecays = cms.PSet(
        EvtGen = cms.untracked.PSet(
             operates_on_particles = cms.vint32( 0 ), # 0 (zero) means default list (hardcoded)
                                                      # you can put here the list of particles (PDG IDs)
                                                      # that you want decayed by EvtGen
         use_default_decay = cms.untracked.bool(True),
             decay_table = cms.FileInPath('GeneratorInterface/ExternalDecays/data/DECAY_NOLONGLIFE.DEC'),
             particle_property_file = cms.FileInPath('GeneratorInterface/ExternalDecays/data/evt.pdl'),
             user_decay_file = cms.FileInPath('GeneratorInterface/ExternalDecays/data/Validation.dec'),
             list_forced_decays = cms.vstring()
             ),
        
        parameterSets = cms.vstring('EvtGen')
    ),
    UseExternalGenerators = cms.untracked.bool(True),
    PythiaParameters = cms.PSet(
        pythiaUESettingsBlock,
        processParameters = cms.vstring('MSEL=0         ! User defined processes',
            'MSUB(81)  = 1     ! qqbar to QQbar',
            'MSUB(82)  = 1     ! gg to QQbar',
            'MSTP(7)   = 6     ! flavor = top',
            'PMAS(6,1) = 172.5  ! top quark mass'),
        # This is a vector of ParameterSet names to be read, in this order
        parameterSets = cms.vstring('pythiaUESettings', 
            'processParameters')
    )
)

ProductionFilterSequence = cms.Sequence(generator)