File indexing completed on 2023-05-10 03:54:41
0001 import FWCore.ParameterSet.Config as cms
0002
0003
0004 from RecoLocalTracker.SubCollectionProducers.trackClusterRemover_cfi import *
0005 lowPtForwardTripletStepClusters = trackClusterRemover.clone(
0006 maxChi2 = 9.0,
0007 trajectories = 'initialStepTracks',
0008 pixelClusters = 'siPixelClusters',
0009 stripClusters = 'siStripClusters',
0010 overrideTrkQuals = 'initialStepSelector:initialStep',
0011 TrackQuality = 'highPurity',
0012 )
0013
0014
0015 import RecoTracker.TkSeedingLayers.PixelLayerTriplets_cfi
0016 lowPtForwardTripletStepSeedLayers = RecoTracker.TkSeedingLayers.PixelLayerTriplets_cfi.PixelLayerTriplets.clone(
0017 BPix = dict(skipClusters = cms.InputTag('lowPtForwardTripletStepClusters')),
0018 FPix = dict(skipClusters = cms.InputTag('lowPtForwardTripletStepClusters')),
0019 layerList = ['BPix1+BPix2+FPix1_pos',
0020 'BPix1+BPix2+FPix1_neg',
0021 'BPix1+FPix1_pos+FPix2_pos',
0022 'BPix1+FPix1_neg+FPix2_neg']
0023 )
0024
0025
0026 import RecoTracker.TkSeedGenerator.GlobalSeedsFromTriplets_cff
0027 from RecoTracker.TkTrackingRegions.GlobalTrackingRegionFromBeamSpot_cfi import RegionPsetFomBeamSpotBlock
0028 lowPtForwardTripletStepSeeds = RecoTracker.TkSeedGenerator.GlobalSeedsFromTriplets_cff.globalSeedsFromTriplets.clone(
0029 RegionFactoryPSet = RegionPsetFomBeamSpotBlock.clone(
0030 ComponentName = 'GlobalRegionProducerFromBeamSpot',
0031 RegionPSet = RegionPsetFomBeamSpotBlock.RegionPSet.clone(
0032 ptMin = 0.2,
0033 originRadius = 0.03,
0034 nSigmaZ = 4.0)
0035 ),
0036 OrderedHitsFactoryPSet = dict(
0037 SeedingLayers = 'lowPtForwardTripletStepSeedLayers'
0038 )
0039 )
0040
0041 from RecoTracker.PixelLowPtUtilities.ClusterShapeHitFilterESProducer_cfi import *
0042 import RecoTracker.PixelLowPtUtilities.LowPtClusterShapeSeedComparitor_cfi
0043 lowPtForwardTripletStepSeeds.OrderedHitsFactoryPSet.GeneratorPSet.SeedComparitorPSet = RecoTracker.PixelLowPtUtilities.LowPtClusterShapeSeedComparitor_cfi.LowPtClusterShapeSeedComparitor
0044
0045
0046 import TrackingTools.TrajectoryFiltering.TrajectoryFilter_cff
0047 lowPtForwardTripletStepTrajectoryFilter = TrackingTools.TrajectoryFiltering.TrajectoryFilter_cff.CkfBaseTrajectoryFilter_block.clone(
0048
0049 minimumNumberOfHits = 3,
0050 minPt = 0.1
0051 )
0052
0053 import TrackingTools.KalmanUpdators.Chi2MeasurementEstimator_cfi
0054 lowPtForwardTripletStepChi2Est = TrackingTools.KalmanUpdators.Chi2MeasurementEstimator_cfi.Chi2MeasurementEstimator.clone(
0055 ComponentName = 'lowPtForwardTripletStepChi2Est',
0056 nSigma = 3.0,
0057 MaxChi2 = 9.0
0058 )
0059
0060
0061 import RecoTracker.CkfPattern.GroupedCkfTrajectoryBuilder_cfi
0062 lowPtForwardTripletStepTrajectoryBuilder = RecoTracker.CkfPattern.GroupedCkfTrajectoryBuilder_cfi.GroupedCkfTrajectoryBuilder.clone(
0063 trajectoryFilter = dict(refToPSet_ = 'lowPtForwardTripletStepTrajectoryFilter'),
0064 clustersToSkip = 'lowPtForwardTripletStepClusters',
0065 maxCand = 3,
0066 estimator = 'lowPtForwardTripletStepChi2Est'
0067 )
0068
0069
0070 import RecoTracker.CkfPattern.CkfTrackCandidates_cfi
0071 lowPtForwardTripletStepTrackCandidates = RecoTracker.CkfPattern.CkfTrackCandidates_cfi.ckfTrackCandidates.clone(
0072 src = 'lowPtForwardTripletStepSeeds',
0073 TrajectoryBuilderPSet = dict(refToPSet_ = 'lowPtForwardTripletStepTrajectoryBuilder'),
0074 doSeedingRegionRebuilding = True,
0075 useHitsSplitting = True,
0076 )
0077
0078
0079 import RecoTracker.TrackProducer.TrackProducerIterativeDefault_cfi
0080 lowPtForwardTripletStepTracks = RecoTracker.TrackProducer.TrackProducerIterativeDefault_cfi.TrackProducerIterativeDefault.clone(
0081 src = 'lowPtForwardTripletStepTrackCandidates',
0082 AlgorithmName = 'lowPtTripletStep'
0083 )
0084
0085
0086 import RecoTracker.FinalTrackSelectors.multiTrackSelector_cfi
0087 lowPtForwardTripletStepSelector = RecoTracker.FinalTrackSelectors.multiTrackSelector_cfi.multiTrackSelector.clone(
0088 src='lowPtForwardTripletStepTracks',
0089 trackSelectors= cms.VPSet(
0090 RecoTracker.FinalTrackSelectors.multiTrackSelector_cfi.looseMTS.clone(
0091 name = 'lowPtForwardTripletStepLoose',
0092 ),
0093 RecoTracker.FinalTrackSelectors.multiTrackSelector_cfi.tightMTS.clone(
0094 name = 'lowPtForwardTripletStepTight',
0095 preFilterName = 'lowPtForwardTripletStepLoose',
0096 ),
0097 RecoTracker.FinalTrackSelectors.multiTrackSelector_cfi.highpurityMTS.clone(
0098 name = 'lowPtForwardTripletStep',
0099 preFilterName = 'lowPtForwardTripletStepTight',
0100 ),
0101 )
0102 )
0103
0104
0105 LowPtForwardTripletStepTask = cms.Task(lowPtForwardTripletStepClusters,
0106 lowPtForwardTripletStepSeedLayers,
0107 lowPtForwardTripletStepSeeds,
0108 lowPtForwardTripletStepTrackCandidates,
0109 lowPtForwardTripletStepTracks,
0110 lowPtForwardTripletStepSelector)
0111 LowPtForwardTripletStep = cms.Sequence(LowPtForwardTripletStepTask)