globalMuons_cff.py

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import FWCore.ParameterSet.Config as cms

# magnetic field
# geometry
# from Geometry.CommonTopologies.globalTrackingGeometry_cfi import *
# from RecoMuon.DetLayers.muonDetLayerGeometry_cfi import *
# from RecoTracker.GeometryESProducer.TrackerRecoGeometryESProducer_cfi import *
from RecoLocalTracker.SiStripRecHitConverter.SiStripRecHitMatcher_cfi import *
from RecoLocalTracker.SiStripRecHitConverter.StripCPEfromTrackAngle_cfi import *
from RecoTracker.TransientTrackingRecHit.TransientTrackingRecHitBuilder_cfi import *
from RecoTracker.TransientTrackingRecHit.TransientTrackingRecHitBuilderWithoutRefit_cfi import *
from TrackingTools.TrackRefitter.TracksToTrajectories_cff import *
from RecoMuon.GlobalMuonProducer.globalMuons_cfi import *
import TrackingTools.KalmanUpdators.Chi2MeasurementEstimator_cfi
Chi2EstimatorForMuRefit = TrackingTools.KalmanUpdators.Chi2MeasurementEstimator_cfi.Chi2MeasurementEstimator.clone(
    ComponentName = 'Chi2EstimatorForMuRefit',
    nSigma        = 3.0,
    MaxChi2       = 100000.0
)

from TrackingTools.TrackFitters.TrackFitters_cff import *
GlbMuKFFitter = TrackingTools.TrackFitters.KFTrajectoryFitter_cfi.KFTrajectoryFitter.clone(
    ComponentName = 'GlbMuKFFitter',
    Estimator     = 'Chi2EstimatorForMuRefit',
    Propagator    = 'SmartPropagatorAnyRK',
    Updator       = 'KFUpdator',
    minHits       = 3
)

from Configuration.Eras.Modifier_fastSim_cff import fastSim
# FastSim doesn't use Runge Kute for propagation
fastSim.toModify(GlbMuKFFitter,
                 Propagator = 'SmartPropagatorAny')