sTGC_OverlayConfig.py

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"""Define methods to construct configured sTGC overlay algorithms
 
Copyright (C) 2002-2026 CERN for the benefit of the ATLAS collaboration
"""
 
from AthenaConfiguration.ComponentAccumulator import ComponentAccumulator
from AthenaConfiguration.ComponentFactory import CompFactory
 
 
def sTGC_OverlayAlgCfg(flags, name="STGC_Overlay", **kwargs):
    """Return a ComponentAccumulator for STGC_Overlay algorithm"""
    acc = ComponentAccumulator()
 
    kwargs.setdefault("BkgInputKey", f"{flags.Overlay.BkgPrefix}sTGC_DIGITS" if not flags.Overlay.IgnoreBkgInputs else "")
    kwargs.setdefault("SignalInputKey", f"{flags.Overlay.SigPrefix}sTGC_DIGITS")
    kwargs.setdefault("OutputKey", "sTGC_DIGITS")
 
    # Do sTGC overlay
    acc.addEventAlgo(CompFactory.STGC_Overlay(name, **kwargs))
 
    # Setup output
    if flags.Output.doWriteRDO:
        from OutputStreamAthenaPool.OutputStreamConfig import OutputStreamCfg
        acc.merge(OutputStreamCfg(flags, "RDO", ItemList=[
            "Muon::STGC_RawDataContainer#sTGCRDO"
        ]))
 
    if flags.Output.doWriteRDO_SGNL:
        from OutputStreamAthenaPool.OutputStreamConfig import OutputStreamCfg
        acc.merge(OutputStreamCfg(flags, "RDO_SGNL", ItemList=[
            f"Muon::STGC_RawDataContainer#{flags.Overlay.SigPrefix}sTGCRDO"
        ]))
 
    return acc
 
 
def sTGC_TruthOverlayCfg(flags, name="STGC_TruthOverlay", **kwargs):
    """Return a ComponentAccumulator for the sTGC SDO overlay algorithm"""
    acc = ComponentAccumulator()
 
    # We do not need background TGC SDOs
    if not flags.Input.isMC:
        kwargs.setdefault("BkgInputKey", "")
    else:
        kwargs.setdefault("BkgInputKey", f"{flags.Overlay.BkgPrefix}sTGC_SDO")
 
    if kwargs["BkgInputKey"]:
        from SGComps.SGInputLoaderConfig import SGInputLoaderCfg
        acc.merge(SGInputLoaderCfg(flags, [f'MuonSimDataCollection#{kwargs["BkgInputKey"]}']))
 
    kwargs.setdefault("SignalInputKey", f"{flags.Overlay.SigPrefix}sTGC_SDO")
    kwargs.setdefault("OutputKey", "sTGC_SDO")
 
    # Do TGC 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#sTGC_SDO"
        ]))
 
    if flags.Output.doWriteRDO_SGNL:
        from OutputStreamAthenaPool.OutputStreamConfig import OutputStreamCfg
        acc.merge(OutputStreamCfg(flags, "RDO_SGNL", ItemList=[
            f"MuonSimDataCollection#{flags.Overlay.SigPrefix}sTGC_SDO"
        ]))
 
    return acc
 
 
def sTGC_OverlayCfg(flags):
    """Configure and return a ComponentAccumulator for sTGC overlay"""
    acc = ComponentAccumulator()
 
    # Add sTGC RDO to digit config
    from MuonConfig.MuonByteStreamCnvTestConfig import STGC_RdoToDigitCfg
    acc.merge(STGC_RdoToDigitCfg(flags))
 
    # Add sTGC overlay digitization algorithm
    from MuonConfig.sTGC_DigitizationConfig import sTGC_OverlayDigitizationBasicCfg
    acc.merge(sTGC_OverlayDigitizationBasicCfg(flags))
 
    # Add sTGC overlay algorithm
    acc.merge(sTGC_OverlayAlgCfg(flags))
 
    # Add sTGC truth overlay
    if flags.Digitization.EnableTruth:
        if flags.Muon.usePhaseIIGeoSetup:
            from MuonTruthOverlayR4.TruthOverlayConfig import TruthOverlayCfg
            acc.merge(TruthOverlayCfg(flags, name="sTgcTruthOverlay", WriteKey="sTGC_SDO", deadTime = 100.))
        else:
            acc.merge(sTGC_TruthOverlayCfg(flags))
 
    # Add sTGC digit to RDO config
    from MuonConfig.MuonByteStreamCnvTestConfig import STGC_DigitToRDOCfg
    acc.merge(STGC_DigitToRDOCfg(flags))
 
    return acc