File indexing completed on 2024-04-06 12:28:10
0001 import FWCore.ParameterSet.Config as cms
0002
0003
0004 from Configuration.ProcessModifiers.trackingNoLoopers_cff import trackingNoLoopers
0005
0006
0007 from RecoLocalTracker.SubCollectionProducers.trackClusterRemover_cfi import *
0008 lowPtBarrelTripletStepClusters = trackClusterRemover.clone(
0009 maxChi2 = 9.0,
0010 trajectories = 'lowPtForwardTripletStepTracks',
0011 pixelClusters = 'siPixelClusters',
0012 stripClusters = 'siStripClusters',
0013 oldClusterRemovalInfo = 'lowPtForwardTripletStepClusters',
0014 overrideTrkQuals = 'lowPtForwardTripletStepSelector:lowPtForwardTripletStep',
0015 TrackQuality = 'highPurity'
0016 )
0017
0018
0019 import RecoTracker.TkSeedingLayers.PixelLayerTriplets_cfi
0020 lowPtBarrelTripletStepSeedLayers = RecoTracker.TkSeedingLayers.PixelLayerTriplets_cfi.PixelLayerTriplets.clone(
0021 BPix = dict(skipClusters = cms.InputTag('lowPtBarrelTripletStepClusters')),
0022 FPix = dict(skipClusters = cms.InputTag('lowPtBarrelTripletStepClusters')),
0023 layerList = ['BPix1+BPix2+BPix3']
0024 )
0025
0026
0027 import RecoTracker.TkSeedGenerator.GlobalSeedsFromTriplets_cff
0028 from RecoTracker.TkTrackingRegions.GlobalTrackingRegionFromBeamSpot_cfi import RegionPsetFomBeamSpotBlock
0029 lowPtBarrelTripletStepSeeds = RecoTracker.TkSeedGenerator.GlobalSeedsFromTriplets_cff.globalSeedsFromTriplets.clone(
0030 RegionFactoryPSet = RegionPsetFomBeamSpotBlock.clone(
0031 ComponentName = 'GlobalRegionProducerFromBeamSpot',
0032 RegionPSet = RegionPsetFomBeamSpotBlock.RegionPSet.clone(
0033 ptMin = 0.2,
0034 originRadius = 0.03,
0035 nSigmaZ = 4.0 )
0036 )
0037 )
0038 lowPtBarrelTripletStepSeeds.OrderedHitsFactoryPSet.SeedingLayers = 'lowPtBarrelTripletStepSeedLayers'
0039
0040 from RecoTracker.PixelLowPtUtilities.ClusterShapeHitFilterESProducer_cfi import *
0041 import RecoTracker.PixelLowPtUtilities.LowPtClusterShapeSeedComparitor_cfi
0042 lowPtBarrelTripletStepSeeds.OrderedHitsFactoryPSet.GeneratorPSet.SeedComparitorPSet = RecoTracker.PixelLowPtUtilities.LowPtClusterShapeSeedComparitor_cfi.LowPtClusterShapeSeedComparitor
0043
0044
0045
0046 import TrackingTools.TrajectoryFiltering.TrajectoryFilter_cff
0047 lowPtBarrelTripletStepTrajectoryFilter = TrackingTools.TrajectoryFiltering.TrajectoryFilter_cff.CkfBaseTrajectoryFilter_block.clone(
0048
0049 minimumNumberOfHits = 3,
0050 minPt = 0.1
0051 )
0052
0053 import TrackingTools.KalmanUpdators.Chi2MeasurementEstimator_cfi
0054 lowPtBarrelTripletStepChi2Est = TrackingTools.KalmanUpdators.Chi2MeasurementEstimator_cfi.Chi2MeasurementEstimator.clone(
0055 ComponentName = 'lowPtBarrelTripletStepChi2Est',
0056 nSigma = 3.0,
0057 MaxChi2 = 9.0
0058 )
0059
0060
0061 import RecoTracker.CkfPattern.GroupedCkfTrajectoryBuilder_cfi
0062 lowPtBarrelTripletStepTrajectoryBuilder = RecoTracker.CkfPattern.GroupedCkfTrajectoryBuilder_cfi.GroupedCkfTrajectoryBuilder.clone(
0063 trajectoryFilter = dict(refToPSet_ = 'lowPtBarrelTripletStepTrajectoryFilter'),
0064 clustersToSkip = 'lowPtBarrelTripletStepClusters',
0065 maxCand = 3,
0066
0067 estimator = 'lowPtBarrelTripletStepChi2Est',
0068
0069
0070 maxPtForLooperReconstruction = 0.63,
0071
0072
0073 )
0074 trackingNoLoopers.toModify(lowPtBarrelTripletStepTrajectoryBuilder,
0075 maxPtForLooperReconstruction = 0.0)
0076
0077 import RecoTracker.CkfPattern.CkfTrackCandidates_cfi
0078 lowPtBarrelTripletStepTrackCandidates = RecoTracker.CkfPattern.CkfTrackCandidates_cfi.ckfTrackCandidates.clone(
0079 src = 'lowPtBarrelTripletStepSeeds',
0080
0081 numHitsForSeedCleaner = 50,
0082 onlyPixelHitsForSeedCleaner = True,
0083 TrajectoryBuilderPSet = dict(refToPSet_ = 'lowPtBarrelTripletStepTrajectoryBuilder'),
0084 doSeedingRegionRebuilding = True,
0085 useHitsSplitting = True,
0086 TransientInitialStateEstimatorParameters = cms.PSet(
0087 propagatorAlongTISE = 'PropagatorWithMaterialForLoopers',
0088 propagatorOppositeTISE = 'PropagatorWithMaterialForLoopersOpposite',
0089 numberMeasurementsForFit = 4,
0090 )
0091 )
0092
0093
0094
0095
0096
0097 import TrackingTools.TrackFitters.KFTrajectoryFitter_cfi
0098 lowPtBarrelTripletStepKFTrajectoryFitter = TrackingTools.TrackFitters.KFTrajectoryFitter_cfi.KFTrajectoryFitter.clone(
0099 ComponentName = 'lowPtBarrelTripletStepKFTrajectoryFitter',
0100 Propagator = 'PropagatorWithMaterialForLoopers'
0101 )
0102
0103 import TrackingTools.TrackFitters.KFTrajectorySmoother_cfi
0104 lowPtBarrelTripletStepKFTrajectorySmoother = TrackingTools.TrackFitters.KFTrajectorySmoother_cfi.KFTrajectorySmoother.clone(
0105 ComponentName = 'lowPtBarrelTripletStepKFTrajectorySmoother',
0106 Propagator = 'PropagatorWithMaterialForLoopers',
0107 errorRescaling = 10.0
0108 )
0109
0110 import TrackingTools.TrackFitters.KFFittingSmoother_cfi
0111 lowPtBarrelTripletStepKFFittingSmoother = TrackingTools.TrackFitters.KFFittingSmoother_cfi.KFFittingSmoother.clone(
0112 ComponentName = 'lowPtBarrelTripletStepKFFittingSmoother',
0113 Fitter = 'lowPtBarrelTripletStepKFTrajectoryFitter',
0114 Smoother = 'lowPtBarrelTripletStepKFTrajectorySmoother',
0115 EstimateCut = 20.0,
0116 LogPixelProbabilityCut = -14.0,
0117 MinNumberOfHits = 3
0118 )
0119
0120 import RecoTracker.TrackProducer.TrackProducerIterativeDefault_cfi
0121 lowPtBarrelTripletStepTracks = RecoTracker.TrackProducer.TrackProducerIterativeDefault_cfi.TrackProducerIterativeDefault.clone(
0122 src = 'lowPtBarrelTripletStepTrackCandidates',
0123 AlgorithmName = 'lowPtTripletStep',
0124 Fitter = 'lowPtBarrelTripletStepKFFittingSmoother',
0125
0126
0127 )
0128
0129
0130
0131 import RecoTracker.FinalTrackSelectors.multiTrackSelector_cfi
0132 lowPtBarrelTripletStepSelector = RecoTracker.FinalTrackSelectors.multiTrackSelector_cfi.multiTrackSelector.clone(
0133 src = 'lowPtBarrelTripletStepTracks',
0134 trackSelectors= cms.VPSet(
0135 RecoTracker.FinalTrackSelectors.multiTrackSelector_cfi.looseMTS.clone(
0136 name = 'lowPtBarrelTripletStepLoose',
0137 ),
0138 RecoTracker.FinalTrackSelectors.multiTrackSelector_cfi.tightMTS.clone(
0139 name = 'lowPtBarrelTripletStepTight',
0140 preFilterName = 'lowPtBarrelTripletStepLoose',
0141 ),
0142 RecoTracker.FinalTrackSelectors.multiTrackSelector_cfi.highpurityMTS.clone(
0143 name = 'lowPtBarrelTripletStep',
0144 preFilterName = 'lowPtBarrelTripletStepTight',
0145 ),
0146 )
0147 )
0148
0149
0150 LowPtBarrelTripletStepTask = cms.Task(lowPtBarrelTripletStepClusters,
0151 lowPtBarrelTripletStepSeedLayers,
0152 lowPtBarrelTripletStepSeeds,
0153 lowPtBarrelTripletStepTrackCandidates,
0154 lowPtBarrelTripletStepTracks,
0155 lowPtBarrelTripletStepSelector)
0156 LowPtBarrelTripletStep = cms.Sequence(LowPtBarrelTripletStep)