gemSegments_cfi.py

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import FWCore.ParameterSet.Config as cms
 
# defaults for GE0SegAlgoRU
RU_GE0 = cms.PSet(
    allowWideSegments = cms.bool(True),
    doCollisions = cms.bool(True),
    maxChi2Additional = cms.double(100.0),
    maxChi2Prune = cms.double(50),
    maxChi2GoodSeg = cms.double(50),
    maxPhiSeeds = cms.double(0.001096605744), #Assuming 384 strips
    maxPhiAdditional = cms.double(0.001096605744), #Assuming 384 strips
    maxETASeeds = cms.double(0.1), #Assuming 8 eta partitions
    maxTOFDiff = cms.double(25),
    requireCentralBX = cms.bool(True), #require that a majority of hits come from central BX
    minNumberOfHits = cms.uint32(4),
    maxNumberOfHits = cms.uint32(300),
    maxNumberOfHitsPerLayer = cms.uint32(100),
)
 
gemSegments = cms.EDProducer("GEMSegmentProducer",
    gemRecHitLabel = cms.InputTag("gemRecHits"),
    algo_name = cms.string("GEMSegmentAlgorithm"),
    algo_pset = cms.PSet(
        minHitsPerSegment = cms.uint32(2),
        preClustering = cms.bool(True),            # False => all hits in chamber are given to the fitter 
        dXclusBoxMax = cms.double(1.),             # Clstr Hit dPhi
        dYclusBoxMax = cms.double(5.),             # Clstr Hit dEta
        preClusteringUseChaining = cms.bool(True), # True ==> use Chaining() , False ==> use Clustering() Fnct
        dPhiChainBoxMax = cms.double(.02),         # Chain Hit dPhi
        dEtaChainBoxMax = cms.double(.05),         # Chain Hit dEta
        maxRecHitsInCluster = cms.int32(4),        # Does 4 make sense here?
        clusterOnlySameBXRecHits = cms.bool(True), # only working for (preClustering && preClusteringUseChaining)
    ),
)