FastCaloSimFactory.py

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# Copyright (C) 2002-2022 CERN for the benefit of the ATLAS collaboration
 
def FastCaloSimFactory(name="FastCaloSimFactory", **kwargs):
 
    from AthenaCommon.Logging import logging
    mlog = logging.getLogger('FastCaloSimFactory::configure:')
 
    from AthenaCommon.AppMgr import ToolSvc
 
    mlog.info("now configure the non-interacting propagator...")
    from TrkExSTEP_Propagator.TrkExSTEP_PropagatorConf import Trk__STEP_Propagator
    niPropagator = Trk__STEP_Propagator()
    niPropagator.MaterialEffects = False
    ToolSvc += niPropagator
    mlog.info("configure nono-interacting propagator finished")
 
    from AthenaCommon.AlgSequence import AthSequencer
    condSeq = AthSequencer("AthCondSeq")
 
    # use NI navigator method checks for 
    # ISF_Flags.UseTrackingGeometryCond
    from TrkExTools.TimedExtrapolator import getNINavigator
    navigator =  getNINavigator (name="FCSNavigator")
    ToolSvc += navigator
 
    mlog.info("now configure the TimedExtrapolator...")
    from TrkExTools.TimedExtrapolator import TimedExtrapolator
    timedExtrapolator = TimedExtrapolator()
    timedExtrapolator.STEP_Propagator = niPropagator
    timedExtrapolator.Navigator = navigator
    timedExtrapolator.ApplyMaterialEffects = False
    ToolSvc += timedExtrapolator
    mlog.info("configure TimedExtrapolator finished")
 
    if not hasattr(condSeq, 'CellInfoContainerCondAlg'):
        from FastCaloSim.FastCaloSimConf import CellInfoContainerCondAlg
        condSeq += CellInfoContainerCondAlg("CellInfoContainerCondAlg")
 
    from TrkDetDescrSvc.TrkDetDescrJobProperties import TrkDetFlags
 
    kwargs.setdefault("CaloEntrance", TrkDetFlags.InDetContainerName())
    kwargs.setdefault("Extrapolator", timedExtrapolator)
 
    from FastCaloSim.FastCaloSimConf import FastShowerCellBuilderTool
    theFastShowerCellBuilderTool = FastShowerCellBuilderTool(name, **kwargs)
 
    try:
        ParticleParametrizationFileName = theFastShowerCellBuilderTool.ParticleParametrizationFileName
    except Exception:
        ParticleParametrizationFileName = ""
 
    if ParticleParametrizationFileName == "" and len(theFastShowerCellBuilderTool.AdditionalParticleParametrizationFileNames) == 0:
        ParticleParametrizationFileName = "FastCaloSim/v1/ParticleEnergyParametrization.root"
 
    theFastShowerCellBuilderTool.ParticleParametrizationFileName = ParticleParametrizationFileName
    mlog.info("ParticleParametrizationFile=%s",
              ParticleParametrizationFileName)
 
    mlog.info("all values:")
    mlog.info(theFastShowerCellBuilderTool)
 
    return theFastShowerCellBuilderTool