xAODEventInfoCnvConfig.py

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"""Define methods to construct configured EventInfo conversion algorithms
 
Copyright (C) 2002-2024 CERN for the benefit of the ATLAS collaboration
"""
 
from AthenaConfiguration.ComponentAccumulator import ComponentAccumulator
from AthenaConfiguration.ComponentFactory import CompFactory
from AthenaConfiguration.Enums import LHCPeriod, ProductionStep
 
 
def EventInfoCnvAlgCfg(flags, name="EventInfoCnvAlg",
                       inputKey="McEventInfo",
                       outputKey="EventInfo",
                       disableBeamSpot=False,
                       **kwargs):
    """Return a ComponentAccumulator for EventInfoCnvAlg algorithm"""
 
    acc = ComponentAccumulator()
 
    kwargs.setdefault("AODKey", inputKey)
    kwargs.setdefault("xAODKey", outputKey)
 
    if f"PileUpEventInfo#{inputKey}" in flags.Input.TypedCollections:
        kwargs.setdefault("PileupKey", f"Pileup{outputKey}")
    else:
        kwargs.setdefault("PileupKey", "")
 
    # TODO: luminosity
 
    if not disableBeamSpot:
        from BeamSpotConditions.BeamSpotConditionsConfig import BeamSpotCondAlgCfg
        acc.merge(BeamSpotCondAlgCfg(flags))
 
    acc.addEventAlgo(CompFactory.xAODMaker.EventInfoCnvAlg(name, **kwargs))
 
    return acc
 
 
def EventInfoOverlayAlgCfg(flags, name="EventInfoOverlay", **kwargs):
    """Return a ComponentAccumulator for EventInfoOverlay algorithm"""
    acc = ComponentAccumulator()
 
    # Add beam spot conditions
    from BeamSpotConditions.BeamSpotConditionsConfig import BeamSpotCondAlgCfg
    acc.merge(BeamSpotCondAlgCfg(flags))
 
    kwargs.setdefault("BkgInputKey", f"{flags.Overlay.BkgPrefix}EventInfo")
    kwargs.setdefault("SignalInputKey", f"{flags.Overlay.SigPrefix}EventInfo")
    kwargs.setdefault("OutputKey", "EventInfo")
 
    kwargs.setdefault("DataOverlay", flags.Overlay.DataOverlay)
    kwargs.setdefault("ValidateBeamSpot", not (flags.Common.ProductionStep == ProductionStep.FastChain and flags.Common.isOverlay) and not flags.Overlay.DataOverlay and flags.GeoModel.Run is LHCPeriod.Run3)
 
    if flags.Input.MCChannelNumber > 0:
        kwargs.setdefault("MCChannelNumber", flags.Input.MCChannelNumber)
 
    # Do the xAOD::EventInfo overlay
    acc.addEventAlgo(CompFactory.xAODMaker.EventInfoOverlay(name, **kwargs))
 
    # Add output
    from OutputStreamAthenaPool.OutputStreamConfig import OutputStreamCfg
    if flags.Output.doWriteRDO:
        acc.merge(OutputStreamCfg(flags, "RDO"))
 
    # Add signal output
    if flags.Output.doWriteRDO_SGNL:
        acc.merge(OutputStreamCfg(flags, "RDO_SGNL", ItemList=[
            f"xAOD::EventInfo#{flags.Overlay.SigPrefix}EventInfo",
            f"xAOD::EventAuxInfo#{flags.Overlay.SigPrefix}EventInfoAux."
        ]))
 
    return acc
 
 
def EventInfoOverlayCfg(flags, **kwargs):
    """Return a ComponentAccumulator for the full EventInfoOverlay algorithm accumulator"""
 
    acc = ComponentAccumulator()
    inputs = [f"xAOD::EventInfo#{flags.Overlay.BkgPrefix}EventInfo"]
    # Check if running on legacy HITS
    if "EventInfo" not in flags.Input.Collections and "EventInfo" not in flags.Input.SecondaryCollections:
        acc.merge(EventInfoCnvAlgCfg(flags,
                                     inputKey=f"{flags.Overlay.SigPrefix}McEventInfo",
                                     outputKey=f"{flags.Overlay.SigPrefix}EventInfo",
                                     **kwargs))
        # Re-map signal address
        from SGComps.AddressRemappingConfig import AddressRemappingCfg
        acc.merge(AddressRemappingCfg([
            f"EventInfo#McEventInfo->{flags.Overlay.SigPrefix}McEventInfo",
        ]))
 
        inputs.append(f"EventInfo#{flags.Overlay.SigPrefix}McEventInfo")
    else:
        # Re-map signal address
        from SGComps.AddressRemappingConfig import AddressRemappingCfg
        acc.merge(AddressRemappingCfg([
            f"xAOD::EventInfo#EventInfo->{flags.Overlay.SigPrefix}EventInfo",
            f"xAOD::EventAuxInfo#EventInfoAux.->{flags.Overlay.SigPrefix}EventInfoAux.",
        ]))
 
        inputs.append(f"xAOD::EventInfo#{flags.Overlay.SigPrefix}EventInfo")
 
    from SGComps.SGInputLoaderConfig import SGInputLoaderCfg
    acc.merge(SGInputLoaderCfg(flags, inputs))
 
    acc.merge(EventInfoOverlayAlgCfg(flags, **kwargs))
    return acc
 
 
def EventInfoUpdateFromContextAlgCfg(flags, name="EventInfoUpdateFromContextAlg", **kwargs):
    """Return a ComponentAccumulator for EventInfoUpdateFromContext algorithm"""
    acc = ComponentAccumulator()
 
    # Add beam spot conditions
    from BeamSpotConditions.BeamSpotConditionsConfig import BeamSpotCondAlgCfg
    acc.merge(BeamSpotCondAlgCfg(flags))
 
    kwargs.setdefault("SignalInputKey", "Input_EventInfo")
    kwargs.setdefault("OutputKey", f"{flags.Overlay.SigPrefix}EventInfo" if flags.Common.ProductionStep == ProductionStep.FastChain and flags.Common.isOverlay else "EventInfo")
 
    if flags.Input.MCChannelNumber > 0:
        kwargs.setdefault("MCChannelNumber", flags.Input.MCChannelNumber)
 
    # Do the xAOD::EventInfo overlay
    acc.addEventAlgo(CompFactory.xAODMaker.EventInfoUpdateFromContextAlg(name, **kwargs))
 
    # Re-map signal address
    from SGComps.AddressRemappingConfig import AddressRemappingCfg
    acc.merge(AddressRemappingCfg([
        "xAOD::EventInfo#EventInfo->" + "Input_EventInfo",
        "xAOD::EventAuxInfo#EventInfoAux.->" + "Input_EventInfoAux.",
    ]))
 
    return acc
 
 
def EventInfoBeamSpotDecoratorAlgCfg(flags, name="EventInfoBeamSpotDecoratorAlg", eventInfoKey="EventInfo", **kwargs):
    result = ComponentAccumulator()
 
    from BeamSpotConditions.BeamSpotConditionsConfig import BeamSpotCondAlgCfg
    result.merge(BeamSpotCondAlgCfg(flags))
 
    kwargs.setdefault("beamPosXKey", f"{eventInfoKey}.beamPosX")
    kwargs.setdefault("beamPosYKey", f"{eventInfoKey}.beamPosY")
    kwargs.setdefault("beamPosZKey", f"{eventInfoKey}.beamPosZ")
    kwargs.setdefault("beamPosSigmaXKey", f"{eventInfoKey}.beamPosSigmaX")
    kwargs.setdefault("beamPosSigmaYKey", f"{eventInfoKey}.beamPosSigmaY")
    kwargs.setdefault("beamPosSigmaZKey", f"{eventInfoKey}.beamPosSigmaZ")
    kwargs.setdefault("beamPosSigmaXYKey", f"{eventInfoKey}.beamPosSigmaXY")
    kwargs.setdefault("beamTiltXZKey", f"{eventInfoKey}.beamTiltXZ")
    kwargs.setdefault("beamTiltYZKey", f"{eventInfoKey}.beamTiltYZ")
    kwargs.setdefault("beamStatusKey", f"{eventInfoKey}.beamStatus")
 
    result.addEventAlgo(CompFactory.xAODMaker.EventInfoBeamSpotDecoratorAlg(name, **kwargs))
 
    return result