PythiaUESettingsForGammaJetWithBg_cfi.py

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import FWCore.ParameterSet.Config as cms

pythiaUESettings = cms.vstring('MSTJ(11)=3     ! Choice of the fragmentation function', 
    'MSTJ(22)=2     ! Decay those unstable particles', 
    'PARJ(71)=10 .  ! for which ctau  10 mm', 
    'MSTP(2)=1      ! which order running alphaS', 
    'MSTP(33)=0     ! no K factors in hard cross sections', 
    'MSTP(51)=7     ! structure function chosen', 
    'MSTP(81)=1     ! multiple parton interactions 1 is Pythia default', 
    'MSTP(82)=1     ! Defines the multi-parton model : 1 for gammajetwithbg', 
    'MSTU(21)=1     ! Check on possible errors during program execution', 
    'PARP(82)=1.9409   ! pt cutoff for multiparton interactions', 
    'PARP(89)=1960. ! sqrts for which PARP82 is set', 
    'PARP(83)=0.5   ! Multiple interactions: matter distrbn parameter', 
    'PARP(84)=0.4   ! Multiple interactions: matter distribution parameter', 
    'PARP(90)=0.16  ! Multiple interactions: rescaling power', 
    'PARP(67)=2.5    ! amount of initial-state radiation', 
    'PARP(85)=1.0  ! gluon prod. mechanism in MI', 
    'PARP(86)=1.0  ! gluon prod. mechanism in MI', 
    'PARP(62)=1.25   ! ', 
    'PARP(64)=0.2    ! ', 
    'MSTP(91)=1     !', 
    'PARP(91)=2.1   ! kt distribution', 
    'PARP(93)=15.0  ! ')