HICkfTrackCandidates_cff.py

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import FWCore.ParameterSet.Config as cms

from RecoTracker.CkfPattern.CkfTrackCandidates_cff import * 
from TrackingTools.TrajectoryCleaning.TrajectoryCleanerBySharedSeeds_cfi import *
MaterialPropagator.Mass = 0.139 #pion (default is muon)
OppositeMaterialPropagator.Mass = 0.139

#trajectory filter settings
from TrackingTools.TrajectoryFiltering.TrajectoryFilter_cff import *
CkfBaseTrajectoryFilter_block.minimumNumberOfHits = 6 #default is 5
CkfBaseTrajectoryFilter_block.minPt = 2.0 #default is 0.9

# trajectory builder settings
CkfTrajectoryBuilder.maxCand = 5 #default is 5
CkfTrajectoryBuilder.intermediateCleaning = False #default is true
CkfTrajectoryBuilder.alwaysUseInvalidHits = False #default is true

### primary track candidates
import RecoTracker.CkfPattern.CkfTrackCandidates_cfi
hiPrimTrackCandidates = RecoTracker.CkfPattern.CkfTrackCandidates_cfi.ckfTrackCandidates.clone(
    TrajectoryCleaner = 'TrajectoryCleanerBySharedSeeds',
    TrajectoryBuilderPSet = cms.PSet(refToPSet_ = cms.string('CkfTrajectoryBuilder')), #instead of GroupedCkfTrajectoryBuilder
    src = 'hiPixelTrackSeeds', 
    RedundantSeedCleaner = 'none',
    doSeedingRegionRebuilding = False 
)