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PixelLessStep_cff.py

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import FWCore.ParameterSet.Config as cms

#HIT REMOVAL
fourthClusters = cms.EDFilter("TrackClusterRemover",
    oldClusterRemovalInfo = cms.InputTag("thClusters"),
    trajectories = cms.InputTag("thStep"),
    pixelClusters = cms.InputTag("thClusters"),
    Common = cms.PSet(
        maxChi2 = cms.double(30.0)
    ),
    stripClusters = cms.InputTag("thClusters")
)


#TRACKER HITS
import RecoLocalTracker.siPixelRecHits.SiPixelRecHits_cfi
import RecoLocalTracker.siStripRecHitConverter.SiStripRecHitConverter_cfi
fourthPixelRecHits = RecoLocalTracker.siPixelRecHits.SiPixelRecHits_cfi.siPixelRecHits.clone()
fourthStripRecHits = RecoLocalTracker.siStripRecHitConverter.SiStripRecHitConverter_cfi.siStripMatchedRecHits.clone()
fourthPixelRecHits.src = 'fourthClusters'
fourthStripRecHits.ClusterProducer = 'fourthClusters'




#SEEDS
import RecoTracker.TkSeedGenerator.GlobalMixedSeeds_cfi
fourthPLSeeds = RecoTracker.TkSeedGenerator.GlobalMixedSeeds_cfi.globalMixedSeeds.clone()
import RecoTracker.MeasurementDet.MeasurementTrackerESProducer_cfi
fourthPLSeeds.OrderedHitsFactoryPSet.SeedingLayers = 'FourthLayerPairs'
fourthPLSeeds.RegionFactoryPSet.RegionPSet.ptMin = 0.9
fourthPLSeeds.RegionFactoryPSet.RegionPSet.originHalfLength = 25.0
fourthPLSeeds.RegionFactoryPSet.RegionPSet.originRadius = 1.0


#TRAJECTORY MEASUREMENT
fourthMeasurementTracker = RecoTracker.MeasurementDet.MeasurementTrackerESProducer_cfi.MeasurementTracker.clone()
import TrackingTools.TrajectoryFiltering.TrajectoryFilterESProducer_cfi
fourthMeasurementTracker.ComponentName = 'fourthMeasurementTracker'
fourthMeasurementTracker.pixelClusterProducer = 'fourthClusters'
fourthMeasurementTracker.stripClusterProducer = 'fourthClusters'

#TRAJECTORY FILTER
fourthCkfTrajectoryFilter = TrackingTools.TrajectoryFiltering.TrajectoryFilterESProducer_cfi.trajectoryFilterESProducer.clone()
import RecoTracker.CkfPattern.GroupedCkfTrajectoryBuilderESProducer_cfi
fourthCkfTrajectoryFilter.ComponentName = 'fourthCkfTrajectoryFilter'
fourthCkfTrajectoryFilter.filterPset.maxLostHits = 0
fourthCkfTrajectoryFilter.filterPset.minimumNumberOfHits = 5
fourthCkfTrajectoryFilter.filterPset.minPt = 0.9

#TRAJECTORY BUILDER
fourthCkfTrajectoryBuilder = RecoTracker.CkfPattern.GroupedCkfTrajectoryBuilderESProducer_cfi.GroupedCkfTrajectoryBuilder.clone()
import RecoTracker.CkfPattern.CkfTrackCandidates_cfi
fourthCkfTrajectoryBuilder.ComponentName = 'fourthCkfTrajectoryBuilder'
fourthCkfTrajectoryBuilder.MeasurementTrackerName = 'fourthMeasurementTracker'
fourthCkfTrajectoryBuilder.trajectoryFilterName = 'fourthCkfTrajectoryFilter'


#TRACK CANDIDATES
fourthTrackCandidates = RecoTracker.CkfPattern.CkfTrackCandidates_cfi.ckfTrackCandidates.clone()
import RecoTracker.TrackProducer.CTFFinalFitWithMaterial_cfi
fourthTrackCandidates.SeedProducer = 'fourthPLSeeds'
fourthTrackCandidates.TrajectoryBuilder = 'fourthCkfTrajectoryBuilder'


#TRACKS
fourthWithMaterialTracks = RecoTracker.TrackProducer.CTFFinalFitWithMaterial_cfi.ctfWithMaterialTracks.clone()
fourthWithMaterialTracks.src = 'fourthTrackCandidates'
fourthWithMaterialTracks.clusterRemovalInfo = 'fourthClusters'
fourthWithMaterialTracks.AlgorithmName = cms.string('iter4') 

#SEEDING LAYERS
fourthlayerpairs = cms.ESProducer("PixelLessLayerPairsESProducer",
    ComponentName = cms.string('FourthLayerPairs'),
    layerList = cms.vstring('TIB1+TIB2', 
        'TIB1+TID1_pos', 
        'TIB1+TID2_pos', 
        'TIB1+TID1_neg', 
        'TIB1+TID2_neg', 
        'TID1_pos+TID2_pos', 
        'TID2_pos+TID3_pos', 
        'TID3_pos+TEC2_pos', 
        'TEC2_pos+TEC3_pos', 
        'TID1_neg+TID2_neg', 
        'TID2_neg+TID3_neg', 
        'TID3_neg+TEC2_neg', 
        'TEC2_neg+TEC3_neg'),
    TID1 = cms.PSet(
        useSimpleRphiHitsCleaner = cms.untracked.bool(False),
        minRing = cms.int32(1),
        matchedRecHits = cms.InputTag("fourthStripRecHits","matchedRecHit"),
        useRingSlector = cms.untracked.bool(True),
        TTRHBuilder = cms.string('WithTrackAngle'),
        rphiRecHits = cms.InputTag("fourthStripRecHits","rphiRecHit"),
        maxRing = cms.int32(2)
    ),
    TID3 = cms.PSet(
        useSimpleRphiHitsCleaner = cms.untracked.bool(False),
        minRing = cms.int32(1),
        matchedRecHits = cms.InputTag("fourthStripRecHits","matchedRecHit"),
        useRingSlector = cms.untracked.bool(True),
        TTRHBuilder = cms.string('WithTrackAngle'),
        rphiRecHits = cms.InputTag("fourthStripRecHits","rphiRecHit"),
        maxRing = cms.int32(2)
    ),
    TID2 = cms.PSet(
        useSimpleRphiHitsCleaner = cms.untracked.bool(False),
        minRing = cms.int32(1),
        matchedRecHits = cms.InputTag("fourthStripRecHits","matchedRecHit"),
        useRingSlector = cms.untracked.bool(True),
        TTRHBuilder = cms.string('WithTrackAngle'),
        rphiRecHits = cms.InputTag("fourthStripRecHits","rphiRecHit"),
        maxRing = cms.int32(3)
    ),
    TEC = cms.PSet(
        matchedRecHits = cms.InputTag("fourthStripRecHits","matchedRecHit"),
        useRingSlector = cms.untracked.bool(True),
        TTRHBuilder = cms.string('WithTrackAngle'),
        minRing = cms.int32(1),
        maxRing = cms.int32(2)
    ),
    #WARNING: in the old implemenation, all the 3 rings of  TID were used.
    # we need a different configuaration of rings for TID disks. Is it feasible 
    # in the current framework?? 
    TIB = cms.PSet(
        TTRHBuilder = cms.string('WithTrackAngle'),
        matchedRecHits = cms.InputTag("fourthStripRecHits","matchedRecHit"),
        useSimpleRphiHitsCleaner = cms.untracked.bool(False),
        rphiRecHits = cms.InputTag("fourthStripRecHits","rphiRecHit")
    )
)


fourthStep = cms.Sequence(fourthClusters*
                          fourthPixelRecHits*fourthStripRecHits*
                          fourthPLSeeds*
                          fourthTrackCandidates*
                          fourthWithMaterialTracks)
                          

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