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Propagator QA for matLUTinner tuning #3029

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Merged
ddobrigk merged 2 commits into from
Jul 11, 2023
Merged

Propagator QA for matLUTinner tuning #3029

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Propagator QA for matLUTinner tuning
Jul 11, 2023
478f069
Please consider the following formatting changes (#152)
alibuild Jul 11, 2023
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32 changes: 32 additions & 0 deletions Common/Tasks/propagatorQa.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -438,6 +438,38 @@ struct propagatorQa {
}
}
PROCESS_SWITCH(propagatorQa, processData, "process data", false);

void processMatLUTTest(aod::Collision const& collision, soa::Join<aod::Tracks, aod::TracksCov, aod::TracksExtra, aod::TracksDCA> const& tracks, soa::Join<aod::TracksIU, aod::TracksCovIU, aod::TracksExtra> const& tracksIU, aod::BCsWithTimestamps const&)
{
/* check the previous run number */
auto bc = collision.bc_as<aod::BCsWithTimestamps>();
initCCDB(bc);
gpu::gpustd::array<float, 2> dcaInfo;

for (auto& trackIU : tracksIU) {
if (trackIU.tpcNClsFound() < minTPCClustersRequired)
continue; // skip if not enough TPC clusters

if (trackIU.trackType() != aod::track::TrackIU && trackIU.x() > maxXtoConsider)
continue; // skip if not track IU or if beyong the max X to be considered

o2::track::TrackParCov trackParCov = getTrackParCov(trackIU);

dcaInfo[0] = 999;
dcaInfo[1] = 999;

// Recalculate the propagation with this instance of the matLUT
o2::base::Propagator::Instance()->propagateToDCABxByBz({collision.posX(), collision.posY(), collision.posZ()}, trackParCov, maxPropagStep, matCorr, &dcaInfo);

auto track = tracks.iteratorAt(trackIU.globalIndex());

histos.fill(HIST("hDeltaTanLambdaVsPt"), track.tgl(), track.tgl() - trackParCov.getTgl());
histos.fill(HIST("hDeltaPtVsPt"), track.pt(), track.pt() - trackParCov.getPt());
histos.fill(HIST("hDeltaDCAs"), track.dcaXY() - dcaInfo[0]);
histos.fill(HIST("hDeltaDCAsVsPt"), track.pt(), track.dcaXY() - dcaInfo[0]);
}
}
PROCESS_SWITCH(propagatorQa, processMatLUTTest, "process mat lut test", false);
};

WorkflowSpec defineDataProcessing(ConfigContext const& cfgc)
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