/afs/cern.ch/work/a/aaltunda/public/www/CMSSW_6_2_7/src/RecoTauTag/RecoTau/python/RecoTauPiZeroBuilderPlugins_cfi.py

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import FWCore.ParameterSet.Config as cms

'''

Configuration for Pi Zero producer plugins.

Author: Evan K. Friis, UC Davis


'''
from RecoTauTag.RecoTau.PFRecoTauQualityCuts_cfi import PFTauQualityCuts

# Produce a PiZero candidate for each photon - the "trivial" case
allSinglePhotons = cms.PSet(
    name = cms.string("1"),
    plugin = cms.string("RecoTauPiZeroTrivialPlugin"),
    qualityCuts = PFTauQualityCuts,
)

# Produce a PiZero candidate for each possible photon pair
combinatoricPhotonPairs = cms.PSet(
    name = cms.string("2"),
    plugin = cms.string("RecoTauPiZeroCombinatoricPlugin"),
    qualityCuts = PFTauQualityCuts,
    # Determine the maximum number of PiZeros to use. -1 for all
    maxInputGammas = cms.uint32(10),
    # Mass constraints taken care of during cleaning.
    minMass = cms.double(0.0),
    maxMass = cms.double(-1.0),
    choose = cms.uint32(2),
)

# Produce a "strips" of photons
strips = cms.PSet(
    name = cms.string("s"),
    plugin = cms.string("RecoTauPiZeroStripPlugin"),
    qualityCuts = PFTauQualityCuts,
    # Clusterize photons and electrons (PF numbering)
    stripCandidatesParticleIds   = cms.vint32(2, 4),
    stripEtaAssociationDistance  = cms.double(0.05),
    stripPhiAssociationDistance  = cms.double(0.2),
    makeCombinatoricStrips = cms.bool(False)
)

comboStrips = cms.PSet(
    name = cms.string("cs"),
    plugin = cms.string("RecoTauPiZeroStripPlugin"),
    qualityCuts = PFTauQualityCuts,
    # Clusterize photons and electrons (PF numbering)
    stripCandidatesParticleIds   = cms.vint32(2, 4),
    stripEtaAssociationDistance  = cms.double(0.05),
    stripPhiAssociationDistance  = cms.double(0.2),
    makeCombinatoricStrips = cms.bool(True),
    maxInputStrips = cms.int32(5),
    stripMassWhenCombining = cms.double(0.0), # assume photon like
)

# Produce a "strips" of photons
# with no track quality cuts applied to PFElectrons
modStrips = strips.clone(
    plugin = cms.string('RecoTauPiZeroStripPlugin2'),
    applyElecTrackQcuts = cms.bool(False),
    minGammaEtStripSeed = cms.double(0.5),
    minGammaEtStripAdd = cms.double(0.),
    minStripEt = cms.double(1.0),
    updateStripAfterEachDaughter = cms.bool(False),
    maxStripBuildIterations = cms.int32(-1)
)