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/data/refman/pasoursint/CMSSW_5_3_10_patch2/src/FastSimulation/Configuration/python/MinBiasEvents_cfi.py

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00001 import FWCore.ParameterSet.Config as cms
00002 
00003 source = cms.Source("EmptySource")
00004 
00005 from GeneratorInterface.Pythia6Interface.pythiaDefault_cff import *
00006 generator = cms.EDFilter("Pythia6GeneratorFilter",
00007     comEnergy = cms.double(14000),
00008     pythiaHepMCVerbosity = cms.untracked.bool(False),
00009     maxEventsToPrint = cms.untracked.int32(0),
00010     pythiaPylistVerbosity = cms.untracked.int32(0),
00011     PythiaParameters = cms.PSet(
00012         # Default (mostly empty - to keep PYTHIA default) card file
00013         # Name of the set is "pythiaDefault"
00014         pythiaDefaultBlock,
00015         # User cards - name is "myParameters"
00016         # Pythia's random generator initialization 
00017         myParameters = cms.vstring(),
00018         # This is a vector of ParameterSet names to be read, in this order
00019         # The first two are in the include files below
00020         # The last one are simply my additional parameters
00021         parameterSets = cms.vstring('pythiaDefault', 
00022             'pythiaMinBias', 
00023             'myParameters'),
00024         pythiaMinBias = cms.vstring('MSEL=0         ! User defined processes', 
00025             'MSUB(11)=1     ! Min bias process', 
00026             'MSUB(12)=1     ! Min bias process', 
00027             'MSUB(13)=1     ! Min bias process', 
00028             'MSUB(28)=1     ! Min bias process', 
00029             'MSUB(53)=1     ! Min bias process', 
00030             'MSUB(68)=1     ! Min bias process', 
00031             'MSUB(92)=1     ! Min bias process, single diffractive', 
00032             'MSUB(93)=1     ! Min bias process, single diffractive', 
00033             'MSUB(94)=1     ! Min bias process, double diffractive', 
00034             'MSUB(95)=1     ! Min bias process', 
00035             'MSTJ(11)=3     ! Choice of the fragmentation function', 
00036             'MSTJ(22)=2     ! Decay those unstable particles', 
00037             'PARJ(71)=10 .  ! for which ctau  10 mm', 
00038             'MSTP(2)=1      ! which order running alphaS', 
00039             'MSTP(33)=0     ! no K factors in hard cross sections', 
00040             'MSTP(51)=7     ! structure function chosen', 
00041             'MSTP(81)=1     ! multiple parton interactions 1 is Pythia default', 
00042             'MSTP(82)=4     ! Defines the multi-parton model', 
00043             'MSTU(21)=1     ! Check on possible errors during program execution', 
00044             'PARP(82)=1.9409   ! pt cutoff for multiparton interactions', 
00045             'PARP(89)=1960. ! sqrts for which PARP82 is set', 
00046             'PARP(83)=0.5   ! Multiple interactions: matter distrbn parameter', 
00047             'PARP(84)=0.4   ! Multiple interactions: matter distribution parameter', 
00048             'PARP(90)=0.16  ! Multiple interactions: rescaling power', 
00049             'PARP(67)=2.5    ! amount of initial-state radiation', 
00050             'PARP(85)=1.0  ! gluon prod. mechanism in MI', 
00051             'PARP(86)=1.0  ! gluon prod. mechanism in MI', 
00052             'PARP(62)=1.25   ! ', 
00053             'PARP(64)=0.2    ! ', 
00054             'MSTP(91)=1     !', 
00055             'PARP(91)=2.1   ! kt distribution', 
00056             'PARP(93)=15.0  ! ')
00057     )
00058 )
00059 
00060 ProductionFilterSequence = cms.Sequence(generator)