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[PWGHF] Templetise Jpsi type in HF helper functions for B2JPsi #17980

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Merged
fgrosa merged 2 commits into from
Sep 20, 2026
Merged

[PWGHF] Templetise Jpsi type in HF helper functions for B2JPsi #17980

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ca66871
Templetise Jpsi format in HF helper functions for B2JPsi
fgrosa Sep 20, 2026
1c4b822
Remove extra spaces
fgrosa Sep 20, 2026
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12 changes: 6 additions & 6 deletions PWGHF/Core/HfHelper.h
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Original file line number Diff line number Diff line change
Expand Up @@ -975,7 +975,7 @@ struct HfHelper {
/// \param useJpsiPdgMass Use PDG mass for J/psi when calculating B0 candidate mass
/// \param useK0StarPdgMass Use PDG mass for K*0 when calculating B0 candidate mass
/// \return true if candidate passes all selections
template <typename T1, typename T2, typename T3>
template <typename JPsis, typename T1, typename T2, typename T3>
static bool selectionB0ToJpsiK0StarTopol(const T1& candB0, const T2& cuts, const T3& binsPt, const bool useJpsiPdgMass, const bool useK0StarPdgMass, const bool k0StarToKPi = true)
{
auto ptCandB0 = candB0.pt();
Expand All @@ -990,7 +990,7 @@ struct HfHelper {
: RecoDecay::m(std::array{pVecLfDau0, pVecLfDau1}, std::array{o2::constants::physics::MassPiPlus, o2::constants::physics::MassKPlus});
auto ptJpsi = RecoDecay::pt(pVecMu0, pVecMu1);
auto ptK0Star = RecoDecay::pt(pVecLfDau0, pVecLfDau1);
auto candJpsi = candB0.jpsi();
auto candJpsi = candB0.template jpsi_as<JPsis>();
float pseudoPropDecLen = candB0.decayLengthXY() * mCandB0 / ptCandB0;

int binPt = o2::analysis::findBin(binsPt, ptCandB0);
Expand Down Expand Up @@ -1106,7 +1106,7 @@ struct HfHelper {
/// \param binsPt pT bin limits
/// \param useJpsiPdgMass Use PDG mass for J/psi when calculating B+ candidate mass
/// \return true if candidate passes all selections
template <typename T1, typename T2, typename T3>
template <typename JPsis, typename T1, typename T2, typename T3>
static bool selectionBplusToJpsiKTopol(const T1& candBp, const T2& cuts, const T3& binsPt, const bool useJpsiPdgMass)
{
auto ptCandBp = candBp.pt();
Expand All @@ -1116,7 +1116,7 @@ struct HfHelper {
auto const pVecKa = candBp.pVectorProng2();
auto ptJpsi = RecoDecay::pt(pVecMu0, pVecMu1);
auto ptKa = RecoDecay::pt(pVecKa);
auto candJpsi = candBp.jpsi();
auto candJpsi = candBp.template jpsi_as<JPsis>();
float pseudoPropDecLen = candBp.decayLengthXY() * mCandBp / ptCandBp;

int binPt = o2::analysis::findBin(binsPt, ptCandBp);
Expand Down Expand Up @@ -1297,7 +1297,7 @@ struct HfHelper {
/// \param useJpsiPdgMass Use PDG mass for J/psi when calculating Bs candidate mass
/// \param usePhiPdgMass Use PDG mass for phi when calculating Bs candidate mass
/// \return true if candidate passes all selections
template <typename T1, typename T2, typename T3>
template <typename JPsis, typename T1, typename T2, typename T3>
static bool selectionBsToJpsiPhiTopol(const T1& candBs, const T2& cuts, const T3& binsPt, const bool useJpsiPdgMass, const bool usePhiPdgMass)
{
auto ptCandBs = candBs.pt();
Expand All @@ -1309,7 +1309,7 @@ struct HfHelper {
auto mCandPhi = RecoDecay::m(std::array{pVecKa0, pVecKa1}, std::array{o2::constants::physics::MassKPlus, o2::constants::physics::MassKPlus});
auto ptJpsi = RecoDecay::pt(pVecMu0, pVecMu1);
auto ptPhi = RecoDecay::pt(pVecKa0, pVecKa1);
auto candJpsi = candBs.jpsi();
auto candJpsi = candBs.template jpsi_as<JPsis>();
float pseudoPropDecLen = candBs.decayLengthXY() * mCandBs / ptCandBs;

int binPt = o2::analysis::findBin(binsPt, ptCandBs);
Expand Down
4 changes: 2 additions & 2 deletions PWGHF/D2H/Tasks/taskB0ToJpsiK0StarReduced.cxx
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Expand Up @@ -437,8 +437,8 @@ struct HfTaskB0ToJpsiK0StarReduced {
SETBIT(statusB0PiK, SelectionStep::RecoSkims);

// topological selection for the two K*0 mass hypotheses
bool selKPi = HfHelper::selectionB0ToJpsiK0StarTopol(candidate, cuts, binsPt, useJpsiPdgMass, useK0StarPdgMass, true);
bool selPiK = HfHelper::selectionB0ToJpsiK0StarTopol(candidate, cuts, binsPt, useJpsiPdgMass, useK0StarPdgMass, false);
bool selKPi = HfHelper::selectionB0ToJpsiK0StarTopol<JPsis>(candidate, cuts, binsPt, useJpsiPdgMass, useK0StarPdgMass, true);
bool selPiK = HfHelper::selectionB0ToJpsiK0StarTopol<JPsis>(candidate, cuts, binsPt, useJpsiPdgMass, useK0StarPdgMass, false);

if (!selKPi && !selPiK && selectionFlagB0 >= BIT(SelectionStep::RecoTopol) * 2 - 1) {
return;
Expand Down
2 changes: 1 addition & 1 deletion PWGHF/D2H/Tasks/taskBplusToJpsiKReduced.cxx
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Expand Up @@ -385,7 +385,7 @@ struct HfTaskBplusToJpsiKReduced {
}

SETBIT(statusBplus, SelectionStep::RecoSkims);
if (HfHelper::selectionBplusToJpsiKTopol(candidate, cuts, binsPt, useJpsiPdgMass)) {
if (HfHelper::selectionBplusToJpsiKTopol<JPsis>(candidate, cuts, binsPt, useJpsiPdgMass)) {
SETBIT(statusBplus, SelectionStep::RecoTopol);
} else if (selectionFlagBplus >= BIT(SelectionStep::RecoTopol) * 2 - 1) {
return;
Expand Down
2 changes: 1 addition & 1 deletion PWGHF/D2H/Tasks/taskBsToJpsiPhiReduced.cxx
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Expand Up @@ -419,7 +419,7 @@ struct HfTaskBsToJpsiPhiReduced {
}

SETBIT(statusBs, SelectionStep::RecoSkims);
if (HfHelper::selectionBsToJpsiPhiTopol(candidate, cuts, binsPt, useJpsiPdgMass, usePhiPdgMass)) {
if (HfHelper::selectionBsToJpsiPhiTopol<JPsis>(candidate, cuts, binsPt, useJpsiPdgMass, usePhiPdgMass)) {
SETBIT(statusBs, SelectionStep::RecoTopol);
} else if (selectionFlagBs >= BIT(SelectionStep::RecoTopol) * 2 - 1) {
return;
Expand Down
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