generator" content="HTML Tidy for Linux/x86 (vers 1st August 2003), see www.w3.org">

---

GEN-SIM-DIGI-L1-DIGI2RAW_cfg.py

Go to the documentation of this file.

import FWCore.ParameterSet.Config as cms

process = cms.Process("GENSIMDIGIL1DIGI2RAW")
# this example configuration offers some minimum 
# annotation, to help users get through; please
# don't hesitate to read through the comments
#---------------------------------------------------------------------
# INITIALIZATIONS AND services 
# use messageLogger to redirect/suppress multiple
# service messages coming from the system
process.load("FWCore.MessageService.MessageLogger_cfi")

# general services, as Random Number generator Service
process.load("Configuration.StandardSequences.Services_cff")

# global initialization of geometry and magnetic field
process.load("Configuration.StandardSequences.Geometry_cff")

process.load("Configuration.StandardSequences.MagneticField_cff")

# NB: Mag Field can be set to 0
#process.load("Configuration.StandardSequences.UseZeroBField_cff")
# conditions are needed for digitization and higher levels
process.load("Configuration.StandardSequences.FakeConditions_cff")

#---------------------------------------------------------------------
# WORK-FLOW OF STEPS (GEN, SIM, DIGI, L1, DIGI2RAW)
# an example of "source", pions with Pt = 10 GeV
process.load("Configuration.generator.SinglePiPt10_cfi")

# this config frament brings you the generator information
# Vertex smearing is invoked here, needs an explicit inclusion
process.load("Configuration.StandardSequences.Generator_cff")

process.load("Configuration.StandardSequences.VtxSmearedBetafuncEarlyCollision_cff")

# this config frament brings 2 steps of the detector simulation:
# -- G4-based hit level detector simulation
# -- digitization (electronics readout modeling)
# it returns 2 sequences : 
# -- psim  (G4 sim)
# -- pdigi (digitization in all subsystems)
process.load("Configuration.StandardSequences.Simulation_cff")

# please note the IMPORTANT: 
# in order to operate Digis, one needs to include Mixing module 
# (pileup modeling), at least in the 0-pileup mode
#
# There're 3 possible configurations of the Mixing module :
# no-pileup, low luminosity pileup, and high luminosity pileup
#
# they come, respectively, through the 3 config fragments below
#
# *each* config returns label "mix"; thus you canNOT have them
# all together in the same configuration, but only one !!!
process.load("Configuration.StandardSequences.MixingNoPileUp_cff")

#process.load("Configuration.StandardSequences.MixingLowLumiPileUp_cff")
#process.load("Configuration.StandardSequences.MixingHighLumiPileUp_cff")

process.load("Configuration.StandardSequences.L1Emulator_cff")

process.load("Configuration.StandardSequences.DigiToRaw_cff")

# Event output
process.load("Configuration.eventContent.EventContent_cff")

process.maxEvents = cms.untracked.PSet(
    input = cms.untracked.int32(1)
)
process.FEVT = cms.OutputModule("PoolOutputModule",
    process.FEVTSIMDIGIEventContent,
    fileName = cms.untracked.string('GENSIMDIGIL1DIGI2RAW.root')
)

process.p0 = cms.Path(process.pgen)
process.p1 = cms.Path(process.psim)
process.p2 = cms.Path(process.pdigi)
process.p3 = cms.Path(process.l1Emulator)
process.p4 = cms.Path(process.digiToRaw)
process.outpath = cms.EndPath(process.FEVT)

#--------------------------------------------------------------------- 
# For external file as source:
# process.source = cms.Source("PoolSource",
#     fileNames = cms.untracked.vstring('file:gen.root')
# )

# In order to use a part of the schedule: remove the unwanted paths 
# and use the external source if no generator as source is wanted 

process.schedule = cms.Schedule(process.p0,process.p1,process.p2,process.p3,process.p4,process.outpath)

---