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[Trigger,PWGHF] Add inv mass parametrisation for charm hadrons for 2026 pp + small fix #15526

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Merged
fgrosa merged 3 commits into from
Mar 26, 2026
+12 −2
Merged

[Trigger,PWGHF] Add inv mass parametrisation for charm hadrons for 2026 pp + small fix #15526

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54fc867
Add inv mass parametrisation for charm hadrons for 2026 pp + small fix
fgrosa Mar 26, 2026
46bc03e
Please consider the following formatting changes
alibuild Mar 26, 2026
531ffca
Merge pull request #150 from alibuild/alibot-cleanup-15526
fgrosa Mar 26, 2026
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5 changes: 3 additions & 2 deletions EventFiltering/PWGHF/HFFilter.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -481,6 +481,9 @@ struct HfFilter { // Main struct for HF triggers
{
for (const auto& collision : collisions) {

// all processed collisions
hProcessedEvents->Fill(0);

bool keepEvent[kNtriggersHF]{false};
bool isSelectedTVX = evSel.applyTVX ? collision.selection_bit(o2::aod::evsel::kIsTriggerTVX) : true;
bool isSelectedTFBorder = evSel.applyTFBorderCut ? collision.selection_bit(o2::aod::evsel::kNoTimeFrameBorder) : true;
Expand Down Expand Up @@ -527,8 +530,6 @@ struct HfFilter { // Main struct for HF triggers
currentRun = bc.runNumber();
}

hProcessedEvents->Fill(0);

std::vector<std::vector<int64_t>> indicesDau2Prong{}, indicesDau2ProngPrompt{};

auto cand2ProngsThisColl = cand2Prongs.sliceBy(hf2ProngPerCollision, thisCollId);
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9 changes: 9 additions & 0 deletions EventFiltering/PWGHF/HFFilterHelpers.h
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Expand Up @@ -640,6 +640,15 @@ class HfFilterHelper
mSigmaPars3Prongs[1] = 0.00176f;
mDeltaMassPars3Prongs[0] = -0.013f;
mDeltaMassPars3Prongs[1] = 0.00029f;
} else if (recoPass == "2026_pass1") {
mSigmaPars2Prongs[0] = 0.01424f;
mSigmaPars2Prongs[1] = 0.00178f;
mDeltaMassPars2Prongs[0] = 0.004f;
mDeltaMassPars2Prongs[1] = 0.0001f;
mSigmaPars3Prongs[0] = 0.00796f;
mSigmaPars3Prongs[1] = 0.00176f;
mDeltaMassPars3Prongs[0] = 0.004f;
mDeltaMassPars3Prongs[1] = 0.0001f;
} else {
LOGP(fatal, "Mass resolution parametrisation {} not supported! Please set 2023_pass3", recoPass.data());
}
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