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[PWGCF] fix deta bug #13319

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Merged
shouqiye merged 2 commits into from
Oct 14, 2025
Merged

[PWGCF] fix deta bug #13319

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d944986
fix deta bug
joachimckh Oct 9, 2025
69b6120
fix format
joachimckh Oct 9, 2025
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18 changes: 7 additions & 11 deletions PWGCF/TwoParticleCorrelations/Tasks/longRangeDihadronCor.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -164,7 +164,7 @@ struct LongRangeDihadronCor {

// FT0 geometry
o2::ft0::Geometry ft0Det;
const uint64_t ft0IndexA = 96;
static constexpr uint64_t Ft0IndexA = 96;
std::vector<o2::detectors::AlignParam>* offsetFT0;
std::vector<float> cstFT0RelGain{};

Expand Down Expand Up @@ -283,8 +283,6 @@ struct LongRangeDihadronCor {
registry.add("Trig_hist_TPC_FT0C", "", {HistType::kTHnSparseF, {{axisSample, axisVertex, axisPtTrigger}}});
registry.add("FT0Amp", "", {HistType::kTH2F, {axisChID, axisFit}});
registry.add("FT0AmpCorrect", "", {HistType::kTH2F, {axisChID, axisFit}});
registry.add("FT0Cmp", "", {HistType::kTH2F, {axisChID, axisFit}});
registry.add("FT0CmpCorrect", "", {HistType::kTH2F, {axisChID, axisFit}});
}
if (doprocessSameTpcFt0a) {
registry.add("deltaEta_deltaPhi_same_TPC_FT0A", "", {HistType::kTH2D, {axisDeltaPhi, axisDeltaEtaTpcFt0a}}); // check to see the delta eta and delta phi distribution
Expand Down Expand Up @@ -369,7 +367,7 @@ struct LongRangeDihadronCor {
auto x = chPos.X() + (*offsetFT0)[i].getX();
auto y = chPos.Y() + (*offsetFT0)[i].getY();
auto z = chPos.Z() + (*offsetFT0)[i].getZ();
if (chno >= ft0IndexA) {
if (chno >= Ft0IndexA) {
z = -z;
}
auto r = std::sqrt(x * x + y * y);
Expand Down Expand Up @@ -519,21 +517,19 @@ struct LongRangeDihadronCor {
template <typename TFT0s>
void getChannel(TFT0s const& ft0, std::size_t const& iCh, int& id, float& ampl, int fitType)
{
int rID{0};
if (fitType == kFT0C) {
id = ft0.channelC()[iCh];
rID = id + 96;
id = id + Ft0IndexA;
ampl = ft0.amplitudeC()[iCh];
registry.fill(HIST("FT0Cmp"), rID, ampl);
registry.fill(HIST("FT0Amp"), id, ampl);
ampl = ampl / cstFT0RelGain[iCh];
registry.fill(HIST("FT0CmpCorrect"), rID, ampl);
registry.fill(HIST("FT0AmpCorrect"), id, ampl);
} else if (fitType == kFT0A) {
id = ft0.channelA()[iCh];
rID = id;
ampl = ft0.amplitudeA()[iCh];
registry.fill(HIST("FT0Amp"), rID, ampl);
registry.fill(HIST("FT0Amp"), id, ampl);
ampl = ampl / cstFT0RelGain[iCh];
registry.fill(HIST("FT0AmpCorrect"), rID, ampl);
registry.fill(HIST("FT0AmpCorrect"), id, ampl);
} else {
LOGF(fatal, "Cor Index %d out of range", fitType);
}
Expand Down
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