HIGG1D1CustomVertexConfig.py

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# Copyright (C) 2002-2026 CERN for the benefit of the ATLAS collaboration
 
from AthenaConfiguration.ComponentAccumulator import ComponentAccumulator
from AthenaConfiguration.ComponentFactory import CompFactory
 
def ZeeVertexRefittingToolCfg(
        flags, name="HIGG1D1_ZeeVertexRefitterTool", **kwargs):
    """ PV refitting after removing Z->ee tracks, for vertex studies """
    acc = ComponentAccumulator()
 
    import AthenaCommon.SystemOfUnits as Units
 
    if "PrimaryVertexRefitterTool" not in kwargs:
        from JpsiUpsilonTools.JpsiUpsilonToolsConfig import (
            PrimaryVertexRefittingToolCfg)
        kwargs.setdefault("PrimaryVertexRefitterTool", acc.popToolsAndMerge(
            PrimaryVertexRefittingToolCfg(flags)))
 
    kwargs.setdefault("ObjectRequirements", (
        "(Electrons.DFCommonElectronsLHMedium) && (Electrons.pt > 19.*GeV)"))
    kwargs.setdefault("LowMassCut", 50*Units.GeV)
    kwargs.setdefault("RefittedPVContainerName", "ZeeRefittedPrimaryVertices")
    kwargs.setdefault("MCSamples", [361106, 601189])
 
    acc.setPrivateTools(
        CompFactory.DerivationFramework.ZeeVertexRefittingTool(name, **kwargs))
    return acc
 
def ZeeVertexRefitterCfg(flags, name="ZeeVertexRefitKernel"):
    """ PV refitting after removing Z->ee tracks, for vertex studies """
 
    # Creates a vertex container (ZeeRefittedPrimaryVertices) where the type=1 vertex is refitted
    # after removing tracks that are associated with Z->ee decay candidates
    # Tool runs only for data and Zee MC samples (must be defined in the MCSamples list)
 
    acc = ComponentAccumulator()
    ZeeVertexRefittingTool = acc.popToolsAndMerge(
        ZeeVertexRefittingToolCfg(flags))
    acc.addPublicTool(ZeeVertexRefittingTool)
    acc.addEventAlgo(CompFactory.DerivationFramework.CommonAugmentation(
        name, AugmentationTools=[ZeeVertexRefittingTool]))
    return acc
 
def DiphotonVertexDecoratorCfg(flags, **kwargs):
    acc = ComponentAccumulator()
 
    kwargs.setdefault("VertexContainer", "PrimaryVertices")
 
    if "PhotonVertexSelectionTool" not in kwargs:
        from PhotonVertexSelection.PhotonVertexSelectionConfig import (
            PhotonVertexSelectionToolCfg)
        kwargs.setdefault("PhotonVertexSelectionTool", acc.popToolsAndMerge(
            PhotonVertexSelectionToolCfg(flags, VertexContainer=kwargs["VertexContainer"])))
 
    acc.setPrivateTools(
        CompFactory.DerivationFramework.DiphotonVertexDecorator(**kwargs))
    return acc
 
def DiPhotonVertexDecoratorKernelCfg(flags, VertexContainer="PrimaryVertices", name="DiphotonVertexKernel"):
    """ Diphoton vertex decoration tool """
 
    # Decorator creates a shallow copy of PrimaryVertices (HggPrimaryVertices) for diphoton events
    # Must be created before the jetalg in the sequence as it is input to the modified PFlow jets
 
    acc = ComponentAccumulator()
    DiphotonVertexDecorator = acc.popToolsAndMerge(
        DiphotonVertexDecoratorCfg(flags, VertexContainer=VertexContainer))
    acc.addPublicTool(DiphotonVertexDecorator)
    acc.addEventAlgo(CompFactory.DerivationFramework.CommonAugmentation(
        name,AugmentationTools=[DiphotonVertexDecorator]))
    return acc
 
def DiPhotonVertexCfg(flags, VertexContainer="PrimaryVertices"):
    from DerivationFrameworkEGamma.EGammaToolsConfig import (
        PhotonVertexSelectionWrapperKernelCfg)
    acc = PhotonVertexSelectionWrapperKernelCfg(flags, VertexContainer=VertexContainer)
    acc.merge(DiPhotonVertexDecoratorKernelCfg(flags, VertexContainer=VertexContainer))
    return acc