hiRegitPixelPairStep_cff.py

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import FWCore.ParameterSet.Config as cms
 
 
 
from RecoHI.HiTracking.HITrackingRegionProducer_cfi import *
 
 
from RecoTracker.IterativeTracking.PixelPairStep_cff import *
 
# NEW CLUSTERS (remove previously used clusters)
hiRegitPixelPairStepClusters = cms.EDProducer("HITrackClusterRemover",
                                     clusterLessSolution= cms.bool(True),
                                     oldClusterRemovalInfo = cms.InputTag("hiRegitLowPtTripletStepClusters"),
                                     trajectories = cms.InputTag("hiRegitLowPtTripletStepTracks"),
                                     overrideTrkQuals = cms.InputTag('hiRegitLowPtTripletStepSelector','hiRegitLowPtTripletStep'),
                                     TrackQuality = cms.string('highPurity'),
                                     pixelClusters = cms.InputTag("siPixelClusters"),
                                     stripClusters = cms.InputTag("siStripClusters"),
                                     Common = cms.PSet(
                            maxChi2 = cms.double(9.0),
                            ),
                         Strip = cms.PSet(
                            maxChi2 = cms.double(9.0),
                            #Yen-Jie's mod to preserve merged clusters
                            maxSize = cms.uint32(2)
                            )
                                     )
 
 
# SEEDING LAYERS
hiRegitPixelPairStepSeedLayers =  RecoTracker.IterativeTracking.PixelPairStep_cff.pixelPairStepSeedLayers.clone(
    BPix = dict(skipClusters = 'hiRegitPixelPairStepClusters'),
    FPix = dict(skipClusters = 'hiRegitPixelPairStepClusters')
)
 
 
# seeding
hiRegitPixelPairStepSeeds     = RecoTracker.IterativeTracking.PixelPairStep_cff.pixelPairStepSeeds.clone(
    RegionFactoryPSet = HiTrackingRegionFactoryFromJetsBlock.clone(
    RegionPSet = dict(ptMin = 1.2)
    ),
    ClusterCheckPSet = dict(doClusterCheck = False), # do not check for max number of clusters pixel or strips
    OrderedHitsFactoryPSet = dict(SeedingLayers = 'hiRegitPixelPairStepSeedLayers'),
)
 
# building: feed the new-named seeds
hiRegitPixelPairStepTrajectoryFilter = RecoTracker.IterativeTracking.PixelPairStep_cff.pixelPairStepTrajectoryFilterBase.clone()
 
hiRegitPixelPairStepTrajectoryBuilder = RecoTracker.IterativeTracking.PixelPairStep_cff.pixelPairStepTrajectoryBuilder.clone(
    trajectoryFilter     = cms.PSet(refToPSet_ = cms.string('hiRegitPixelPairStepTrajectoryFilter')),
    clustersToSkip       = cms.InputTag('hiRegitPixelPairStepClusters'),
)
 
# trackign candidate
hiRegitPixelPairStepTrackCandidates        =  RecoTracker.IterativeTracking.PixelPairStep_cff.pixelPairStepTrackCandidates.clone(
    src               = 'hiRegitPixelPairStepSeeds',
    TrajectoryBuilderPSet = cms.PSet(refToPSet_ = cms.string('hiRegitPixelPairStepTrajectoryBuilder')),
    maxNSeeds = 100000
)
 
# fitting: feed new-names
hiRegitPixelPairStepTracks                 = RecoTracker.IterativeTracking.PixelPairStep_cff.pixelPairStepTracks.clone(
    src                 = 'hiRegitPixelPairStepTrackCandidates',
    AlgorithmName = 'pixelPairStep',
)
 
 
# Track selection
import RecoHI.HiTracking.hiMultiTrackSelector_cfi
hiRegitPixelPairStepSelector = RecoHI.HiTracking.hiMultiTrackSelector_cfi.hiMultiTrackSelector.clone(
    src = 'hiRegitPixelPairStepTracks',
    trackSelectors = cms.VPSet(
       RecoHI.HiTracking.hiMultiTrackSelector_cfi.hiLooseMTS.clone(
           name = 'hiRegitPixelPairStepLoose',
           d0_par2 = [9999.0, 0.0],
           dz_par2 = [9999.0, 0.0],
           applyAdaptedPVCuts = False
       ), #end of pset
       RecoHI.HiTracking.hiMultiTrackSelector_cfi.hiTightMTS.clone(
           name = 'hiRegitPixelPairStepTight',
           preFilterName = 'hiRegitPixelPairStepLoose',
           d0_par2 = [9999.0, 0.0],
           dz_par2 = [9999.0, 0.0],
           applyAdaptedPVCuts = False
       ),
       RecoHI.HiTracking.hiMultiTrackSelector_cfi.hiHighpurityMTS.clone(
           name = 'hiRegitPixelPairStep',
           preFilterName = 'hiRegitPixelPairStepTight',
           d0_par2 = [9999.0, 0.0],
           dz_par2 = [9999.0, 0.0],
           applyAdaptedPVCuts = False
       ),
    ) #end of vpset
) #end of clone  
 
hiRegitPixelPairStepTask = cms.Task(hiRegitPixelPairStepClusters,
                                    hiRegitPixelPairStepSeedLayers,
                                    hiRegitPixelPairStepSeeds,
                                    hiRegitPixelPairStepTrackCandidates,
                                    hiRegitPixelPairStepTracks,
                                    hiRegitPixelPairStepSelector)
hiRegitPixelPairStep = cms.Sequence(hiRegitPixelPairStepTask)