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[PWGCF] Add switch for applying FIT gain correction #15950

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Merged
jaelpark merged 1 commit into from
Apr 23, 2026
Merged

[PWGCF] Add switch for applying FIT gain correction #15950

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11 changes: 9 additions & 2 deletions PWGCF/TwoParticleCorrelations/Tasks/longrangecorrDerived.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -61,6 +61,7 @@ struct LongrangecorrDerived {
Configurable<float> cfgVtxCut{"cfgVtxCut", 10.0f, "Vertex Z range to consider"};
Configurable<bool> isUseCentEst{"isUseCentEst", false, "Centrality based classification"};
Configurable<int> isUseDataLikeMult{"isUseDataLikeMult", 0, "Data like mult/cent classification"};
Configurable<bool> useGainCorr{"useGainCorr", true, "use gain calibration"};

Configurable<float> cfgFv0Cut{"cfgFv0Cut", 50.0f, "FV0A threshold"};
Configurable<float> cfgFt0aCut{"cfgFt0aCut", 100.0f, "FT0A threshold"};
Expand Down Expand Up @@ -262,7 +263,10 @@ struct LongrangecorrDerived {
for (auto const& triggerTrack : triggers) {
auto trigAmpl = 1.0f;
if constexpr (std::experimental::is_detected<HasFt0, typename TTriggers::iterator>::value) {
trigAmpl = triggerTrack.gainAmplitude();
if (useGainCorr)
trigAmpl = triggerTrack.gainAmplitude();
else
trigAmpl = triggerTrack.amplitude();
} else {
trigAmpl = 1.0;
}
Expand All @@ -286,7 +290,10 @@ struct LongrangecorrDerived {
for (auto const& assoTrack : assocs) {
auto assoAmpl = 1.0f;
if constexpr (std::experimental::is_detected<HasFt0, typename TAssocs::iterator>::value) {
assoAmpl = assoTrack.gainAmplitude();
if (useGainCorr)
assoAmpl = assoTrack.gainAmplitude();
else
assoAmpl = assoTrack.amplitude();
} else {
assoAmpl = 1.0f;
}
Expand Down
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