MM_OverlayConfig.py

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"""Define methods to construct configured MM overlay algorithms
 
Copyright (C) 2002-2024 CERN for the benefit of the ATLAS collaboration
"""
 
from AthenaConfiguration.ComponentAccumulator import ComponentAccumulator
from AthenaConfiguration.ComponentFactory import CompFactory
 
 
def MM_OverlayAlgCfg(flags, name="MM_Overlay", **kwargs):
    """Return a ComponentAccumulator for MM_Overlay algorithm"""
    acc = ComponentAccumulator()
 
    kwargs.setdefault("BkgInputKey", f"{flags.Overlay.BkgPrefix}MM_DIGITS")
    kwargs.setdefault("SignalInputKey", f"{flags.Overlay.SigPrefix}MM_DIGITS")
    kwargs.setdefault("OutputKey", "MM_DIGITS")
 
    kwargs.setdefault("IntegrationWindow", 30) # in ns
 
    # Do MM overlay
    acc.addEventAlgo(CompFactory.MM_Overlay(name, **kwargs))
 
    # Setup output
    if flags.Output.doWriteRDO:
        from OutputStreamAthenaPool.OutputStreamConfig import OutputStreamCfg
        acc.merge(OutputStreamCfg(flags, "RDO", ItemList=[
            "Muon::MM_RawDataContainer#MMRDO"
        ]))
 
    if flags.Output.doWriteRDO_SGNL:
        from OutputStreamAthenaPool.OutputStreamConfig import OutputStreamCfg
        acc.merge(OutputStreamCfg(flags, "RDO_SGNL", ItemList=[
            f"Muon::MM_RawDataContainer#{flags.Overlay.SigPrefix}MMRDO"
        ]))
 
    return acc
 
 
def MM_TruthOverlayCfg(flags, name="MM_TruthOverlay", **kwargs):
    """Return a ComponentAccumulator for the MM SDO overlay algorithm"""
    acc = ComponentAccumulator()
 
    # We do not need background MDT SDOs
    if not flags.Input.isMC:
        kwargs.setdefault("BkgInputKey", "")
    else:
        kwargs.setdefault("BkgInputKey", f"{flags.Overlay.BkgPrefix}MM_SDO")
 
    if kwargs["BkgInputKey"]:
        from SGComps.SGInputLoaderConfig import SGInputLoaderCfg
        acc.merge(SGInputLoaderCfg(flags, [f'MuonSimDataCollection#{kwargs["BkgInputKey"]}']))
 
    kwargs.setdefault("SignalInputKey", f"{flags.Overlay.SigPrefix}MM_SDO")
    kwargs.setdefault("OutputKey", "MM_SDO")
 
    # Do MDT truth overlay
    acc.addEventAlgo(CompFactory.MuonSimDataOverlay(name, **kwargs))
 
    # Setup output
    if flags.Output.doWriteRDO:
        from OutputStreamAthenaPool.OutputStreamConfig import OutputStreamCfg
        acc.merge(OutputStreamCfg(flags, "RDO", ItemList=[
            "MuonSimDataCollection#MM_SDO"
        ]))
 
    if flags.Output.doWriteRDO_SGNL:
        from OutputStreamAthenaPool.OutputStreamConfig import OutputStreamCfg
        acc.merge(OutputStreamCfg(flags, "RDO_SGNL", ItemList=[
            f"MuonSimDataCollection#{flags.Overlay.SigPrefix}MM_SDO"
        ]))
 
    return acc
 
 
def MM_OverlayCfg(flags):
    """Configure and return a ComponentAccumulator for MM overlay"""
    acc = ComponentAccumulator()
 
    # Add MM RDO to digit config
    from MuonConfig.MuonByteStreamCnvTestConfig import MM_RdoToDigitCfg
    acc.merge(MM_RdoToDigitCfg(flags))
 
    # Add MM overlay digitization algorithm
    from MuonConfig.MM_DigitizationConfig import MM_OverlayDigitizationBasicCfg
    acc.merge(MM_OverlayDigitizationBasicCfg(flags))
 
    # Add MM overlay algorithm
    acc.merge(MM_OverlayAlgCfg(flags))
 
    # Add MM truth overlay
    if flags.Digitization.EnableTruth:
        if flags.Muon.usePhaseIIGeoSetup:
            from MuonTruthOverlayR4.TruthOverlayConfig import TruthOverlayCfg
            acc.merge(TruthOverlayCfg(flags, name="MmTruthOverlay", WriteKey="MM_SDO", deadTime = 300.))
        else:
            acc.merge(MM_TruthOverlayCfg(flags))
 
    # Add MM digit to RDO config
    from MuonConfig.MuonByteStreamCnvTestConfig import MM_DigitToRDOCfg
    acc.merge(MM_DigitToRDOCfg(flags))
 
    return acc