ITkTrackingSiPatternConfig.py

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# Copyright (C) 2002-2024 CERN for the benefit of the ATLAS collaboration
from AthenaConfiguration.ComponentAccumulator import ComponentAccumulator
 
# ------------------------------------------------------------
#
# ----------- Setup Si Pattern for New tracking
#
# ------------------------------------------------------------
 
 
def ITkTrackingSiPatternCfg(flags,
                            InputCollections=None,
                            ResolvedTrackCollectionKey=None,
                            SiSPSeededTrackCollectionKey=None,
                            ClusterSplitProbContainer='',
                            previousActsExtension=None):
    acc = ComponentAccumulator()
    #
    # --- get list of already associated hits (always do this, even if no other tracking ran before)
    #
    if flags.Tracking.ActiveConfig.usePrdAssociationTool:
        from InDetConfig.InDetTrackPRD_AssociationConfig import (
            ITkTrackPRD_AssociationCfg)
        acc.merge(ITkTrackPRD_AssociationCfg(
            flags,
            name=('ITkTrackPRD_Association' +
                  flags.Tracking.ActiveConfig.extension),
            TracksName=list(InputCollections)))
 
    runTruth = True
    runActsTrackTruth = False
 
    # Can use FastTrackFinder instead of SiSPSeededTrackFinder
    if flags.Tracking.useITkFTF:
 
        # ------------------------------------------------------------
        #
        # ----------- FastTrackFinder
        #
        # ------------------------------------------------------------
 
        from TrigFastTrackFinder.ITkFastTrackFinderStandaloneConfig import (
            ITkFastTrackFinderStandaloneCfg)
        acc.merge(ITkFastTrackFinderStandaloneCfg(
            flags, SiSPSeededTrackCollectionKey))
 
    else:
 
        # ------------------------------------------------------------
        #
        # ----------- SiSPSeededTrackFinder
        #
        # ------------------------------------------------------------
 
        runTruth = flags.Tracking.ActiveConfig.doAthenaTrack or flags.Tracking.ActiveConfig.doActsToAthenaTrack or flags.Tracking.ActiveConfig.doGNNTrack
 
 
        # Athena Track
        if flags.Tracking.ActiveConfig.doAthenaTrack:
            if flags.Tracking.ActiveConfig.extension in ["Conversion", "ActsValidateConversionSeeds"]:
                from InDetConfig.SiSPSeededTrackFinderConfig import ITkSiSPSeededTrackFinderROIConvCfg
                acc.merge(ITkSiSPSeededTrackFinderROIConvCfg(flags,
                                                             TracksLocation=SiSPSeededTrackCollectionKey))
            else:                
                from InDetConfig.SiSPSeededTrackFinderConfig import ITkSiSPSeededTrackFinderCfg
                acc.merge(ITkSiSPSeededTrackFinderCfg(flags, TracksLocation=SiSPSeededTrackCollectionKey))
 
        # GNN Track
        if flags.Tracking.ActiveConfig.doGNNTrack:
            from InDetGNNTracking.InDetGNNTrackingConfig import GNNTrackMakerCfg
            acc.merge(GNNTrackMakerCfg(
                flags,
                TracksLocation=SiSPSeededTrackCollectionKey))
 
        # ACTS seed
        if flags.Tracking.ActiveConfig.doActsSeed:
 
            from ActsConfig.ActsSeedingConfig import (
                ActsSeedingCfg)
            acc.merge(ActsSeedingCfg(flags))
 
        # ACTS track
        if flags.Tracking.ActiveConfig.doActsTrack:
            from ActsConfig.ActsTrackFindingConfig import ActsTrackFindingCfg
            acc.merge(ActsTrackFindingCfg(flags))
            runActsTrackTruth = flags.Tracking.doTruth
 
        # Convert Tracks Acts -> Athena (before ambi)
        if flags.Tracking.ActiveConfig.doActsToAthenaTrack:
            from ActsConfig.ActsEventCnvConfig import ActsToTrkConvertorAlgCfg
            acc.merge(ActsToTrkConvertorAlgCfg(flags,
                                               ACTSTracksLocation=f"{flags.Tracking.ActiveConfig.extension}Tracks",
                                               TracksLocation=SiSPSeededTrackCollectionKey))
 
        # Convert tracks Athena -> Acts (before ambi)
        if flags.Tracking.ActiveConfig.doAthenaToActsTrack:
            from ActsConfig.ActsEventCnvConfig import TrkToActsConvertorAlgCfg
            acc.merge(TrkToActsConvertorAlgCfg(flags,
                                               TrackContainerLocation=f"{flags.Tracking.ActiveConfig.extension}Tracks",
                                               TrackCollectionKeys=[SiSPSeededTrackCollectionKey]))
 
            
    from InDetConfig.ITkTrackTruthConfig import ITkTrackTruthCfg
    if flags.Tracking.doTruth and runTruth:
        acc.merge(ITkTrackTruthCfg(
            flags,
            Tracks=SiSPSeededTrackCollectionKey,
            DetailedTruth=SiSPSeededTrackCollectionKey+"DetailedTruth",
            TracksTruth=SiSPSeededTrackCollectionKey+"TruthCollection"))
 
    # ------------------------------------------------------------
    #
    # ---------- Ambiguity solving
    #
    # ------------------------------------------------------------
    runTruth = True
 
    if flags.Tracking.doITkFastTracking and flags.Tracking.ActiveConfig.doAthenaTrack:
 
        from TrkConfig.TrkCollectionAliasAlgConfig import CopyAlgForAmbiCfg
        acc.merge(CopyAlgForAmbiCfg(
            flags,
            "ITkCopyAlgForAmbi"+flags.Tracking.ActiveConfig.extension,
            CollectionName=SiSPSeededTrackCollectionKey,  # Input
            AliasName=ResolvedTrackCollectionKey))       # Output
 
    else:
        # If we run Athena tracking we also want CTIDE ambi
        if flags.Tracking.ActiveConfig.doAthenaAmbiguityResolution:
            # with Acts.doAmbiguityResolution the converter will directly produce
            # tracks with the key ResolvedTrackCollectionKey
            from TrkConfig.TrkAmbiguitySolverConfig import (
                ITkTrkAmbiguityScoreCfg, ITkTrkAmbiguitySolverCfg)
            acc.merge(ITkTrkAmbiguityScoreCfg(
                flags,
                SiSPSeededTrackCollectionKey=SiSPSeededTrackCollectionKey,
                ClusterSplitProbContainer=ClusterSplitProbContainer))
            
            acc.merge(ITkTrkAmbiguitySolverCfg(
                flags,
                ResolvedTrackCollectionKey=ResolvedTrackCollectionKey))
            
            runTruth = True
 
        # If we run Acts tracking we may want Acts ambi, depending on the flag
        if flags.Tracking.ActiveConfig.doActsAmbiguityResolution:
            # Schedule ACTS ambi. resolution and eventually the track convertions  
            from ActsConfig.ActsTrackFindingConfig import ActsAmbiguityResolutionCfg
            acc.merge(ActsAmbiguityResolutionCfg(flags))
            runTruth = False
 
            from ActsConfig.ActsPrdAssociationConfig import ActsPrdAssociationAlgCfg
            acc.merge(ActsPrdAssociationAlgCfg(flags,
                                               name = f'{flags.Tracking.ActiveConfig.extension}PrdAssociationAlg',
                                               previousActsExtension=previousActsExtension))
 
        if flags.Tracking.ActiveConfig.doActsToAthenaResolvedTrack:
            from ActsConfig.ActsEventCnvConfig import ActsToTrkConvertorAlgCfg
            acc.merge(ActsToTrkConvertorAlgCfg(flags,
                                               ACTSTracksLocation=f"{flags.Tracking.ActiveConfig.extension}ResolvedTracks",
                                               TracksLocation=ResolvedTrackCollectionKey))
            runTruth = False
 
    if flags.Tracking.doTruth and runTruth:
        acc.merge(ITkTrackTruthCfg(
            flags,
            Tracks=ResolvedTrackCollectionKey,
            DetailedTruth=ResolvedTrackCollectionKey+"DetailedTruth",
            TracksTruth=ResolvedTrackCollectionKey+"TruthCollection"))
 
    if runActsTrackTruth :
        from ActsConfig.ActsTruthConfig import ActsTrackToTruthAssociationAlgCfg, ActsTrackFindingValidationAlgCfg
        acts_tracks=f"{flags.Tracking.ActiveConfig.extension}Tracks" if not flags.Acts.doAmbiguityResolution else f"{flags.Tracking.ActiveConfig.extension}ResolvedTracks"
        acc.merge(ActsTrackToTruthAssociationAlgCfg(flags,
                                                    name=f"{acts_tracks}TrackToTruthAssociationAlg",
                                                    ACTSTracksLocation=acts_tracks,
                                                    AssociationMapOut=acts_tracks+"ToTruthParticleAssociation"))
        
        acc.merge(ActsTrackFindingValidationAlgCfg(flags,
                                                   name=f"{acts_tracks}TrackFindingValidationAlg",
                                                   TrackToTruthAssociationMap=acts_tracks+"ToTruthParticleAssociation"
                                                   ))
 
 
    return acc