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[NGT] Fix parameters for "offline" Phase 2 Alpaka PixelTracks #49314

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Merged
cmsbuild merged 1 commit into from
Nov 5, 2025
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[NGT] Fix parameters for "offline" Phase 2 Alpaka PixelTracks #49314

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19 changes: 1 addition & 18 deletions RecoTracker/PixelTrackFitting/python/PixelTracks_cff.py
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Original file line number Diff line number Diff line change
Expand Up @@ -112,24 +112,8 @@
maxNumberOfDoublets = str(512*1024), # could be lowered to 315k, keeping the same for a fair comparison with master
maxNumberOfTuples = str(32 * 1024), # this couul be much lower (2.1k, these are quads)
)

phase2_tracker.toReplaceWith(pixelTracksAlpaka,_pixelTracksAlpakaPhase2.clone())
def _modifyForPhase2(producer):
nPairs = int(len(producer.geometry.pairGraph) / 2)
producer.maxNumberOfDoublets = str(5*512*1024)
producer.maxNumberOfTuples = str(256 * 1024)
producer.avgHitsPerTrack = 7.0
producer.avgCellsPerHit = 6
producer.avgCellsPerCell = 0.151
producer.avgTracksPerCell = 0.040
producer.cellZ0Cut = 7.5
producer.minYsizeB1 = 25
producer.minYsizeB2 = 15
producer.maxDYsize12 = 12
producer.maxDYsize = 10
producer.maxDYPred = 20
producer.geometry.ptCuts = [0.85] * nPairs

phase2_tracker.toModify(pixelTracksAlpaka, _modifyForPhase2)

def _modifyForPPonAAandNotPhase2(producer):
nPairs = int(len(producer.geometry.pairGraph) / 2)
Expand All @@ -144,7 +128,6 @@ def _modifyForPPonAAandNotPhase2(producer):

(pp_on_AA & ~phase2_tracker).toModify(pixelTracksAlpaka, _modifyForPPonAAandNotPhase2)


from Configuration.ProcessModifiers.phase2CAExtension_cff import phase2CAExtension
phase2CAExtension.toReplaceWith(pixelTracksAlpaka,_pixelTracksAlpakaPhase2Extended.clone(
pixelRecHitSrc = "siPixelRecHitsExtendedPreSplittingAlpaka",
Expand Down