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[PWGEM] checkMCPairTemplate.cxx: Add b2c2l_b2c2l_Hc_ctau histograms which select decays based on life time, fix clang #14827

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Merged
feisenhu merged 1 commit into from
Feb 6, 2026
+112 −0
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[PWGEM] checkMCPairTemplate.cxx: Add b2c2l_b2c2l_Hc_ctau histograms which select decays based on life time, fix clang #14827

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112 changes: 112 additions & 0 deletions PWGEM/Dilepton/Tasks/checkMCPairTemplate.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -497,6 +497,12 @@ struct checkMCPairTemplate {
for (int ib = 0; ib < nb_b; ib++) {
fRegistry.addClone("Generated/ccbar/c2l_c2l/", Form("Generated/bbbar/b2%s2l_b2%s2l/", sum_charmed_baryons[ib].data(), sum_charmed_baryons[ib].data()));
}
fRegistry.addClone("Generated/ccbar/c2l_c2l/", "Generated/bbbar/b2c2l_b2c2l_Hc_ctau50/");
fRegistry.addClone("Generated/ccbar/c2l_c2l/", "Generated/bbbar/b2c2l_b2c2l_Hc_ctau130/");
fRegistry.addClone("Generated/ccbar/c2l_c2l/", "Generated/bbbar/b2c2l_b2c2l_Hc_ctau300/");
fRegistry.addClone("Generated/ccbar/c2l_c2l/", "Generated/bbbar/b2c2l_b2c2l_Hc_ctau50_ctau130/");
fRegistry.addClone("Generated/ccbar/c2l_c2l/", "Generated/bbbar/b2c2l_b2c2l_Hc_ctau50_ctau300/");
fRegistry.addClone("Generated/ccbar/c2l_c2l/", "Generated/bbbar/b2c2l_b2c2l_Hc_ctau130_ctau300/");
}

// evaluate acceptance for polarization
Expand Down Expand Up @@ -611,6 +617,12 @@ struct checkMCPairTemplate {
for (int ib = 0; ib < nb_b; ib++) {
fRegistry.addClone("Pair/ccbar/c2l_c2l/", Form("Pair/bbbar/b2%s2l_b2%s2l/", sum_charmed_baryons[ib].data(), sum_charmed_baryons[ib].data()));
}
fRegistry.addClone("Pair/ccbar/c2l_c2l/", "Pair/bbbar/b2c2l_b2c2l_Hc_ctau50/");
fRegistry.addClone("Pair/ccbar/c2l_c2l/", "Pair/bbbar/b2c2l_b2c2l_Hc_ctau130/");
fRegistry.addClone("Pair/ccbar/c2l_c2l/", "Pair/bbbar/b2c2l_b2c2l_Hc_ctau300/");
fRegistry.addClone("Pair/ccbar/c2l_c2l/", "Pair/bbbar/b2c2l_b2c2l_Hc_ctau50_ctau130/");
fRegistry.addClone("Pair/ccbar/c2l_c2l/", "Pair/bbbar/b2c2l_b2c2l_Hc_ctau50_ctau300/");
fRegistry.addClone("Pair/ccbar/c2l_c2l/", "Pair/bbbar/b2c2l_b2c2l_Hc_ctau130_ctau300/");
}

// for correlated bkg due to mis-identified hadrons, and true combinatorial bkg
Expand Down Expand Up @@ -1328,6 +1340,56 @@ struct checkMCPairTemplate {
fRegistry.fill(HIST("Generated/bbbar/b2Lcpm2l_b2Lcpm2l/lsmm/hs"), mass, pt, weight);
}
}

if ((std::abs(pdgMotherC1) == kLambdaCPlus || std::abs(pdgMotherC1) == kXiC0) && (std::abs(pdgMotherC2) == kLambdaCPlus || std::abs(pdgMotherC2) == kXiC0)) {
if (sign1 * sign2 < 0) { // ULS
fRegistry.fill(HIST("Generated/bbbar/b2c2l_b2c2l_Hc_ctau50/uls/hs"), mass, pt, weight);
} else if (sign1 > 0 && sign2 > 0) { // LS++
fRegistry.fill(HIST("Generated/bbbar/b2c2l_b2c2l_Hc_ctau50/lspp/hs"), mass, pt, weight);
} else if (sign1 < 0 && sign2 < 0) { // LS--
fRegistry.fill(HIST("Generated/bbbar/b2c2l_b2c2l_Hc_ctau50/lsmm/hs"), mass, pt, weight);
}
} else if ((std::abs(pdgMotherC1) == kD0 || std::abs(pdgMotherC1) == kDS || std::abs(pdgMotherC1) == kXiCPlus) && (std::abs(pdgMotherC2) == kD0 || std::abs(pdgMotherC2) == kDS || std::abs(pdgMotherC2) == kXiCPlus)) {
if (sign1 * sign2 < 0) { // ULS
fRegistry.fill(HIST("Generated/bbbar/b2c2l_b2c2l_Hc_ctau130/uls/hs"), mass, pt, weight);
} else if (sign1 > 0 && sign2 > 0) { // LS++
fRegistry.fill(HIST("Generated/bbbar/b2c2l_b2c2l_Hc_ctau130/lspp/hs"), mass, pt, weight);
} else if (sign1 < 0 && sign2 < 0) { // LS--
fRegistry.fill(HIST("Generated/bbbar/b2c2l_b2c2l_Hc_ctau130/lsmm/hs"), mass, pt, weight);
}
} else if ((std::abs(pdgMotherC1) == kDPlus) && (std::abs(pdgMotherC2) == kDPlus)) {
if (sign1 * sign2 < 0) { // ULS
fRegistry.fill(HIST("Generated/bbbar/b2c2l_b2c2l_Hc_ctau300/uls/hs"), mass, pt, weight);
} else if (sign1 > 0 && sign2 > 0) { // LS++
fRegistry.fill(HIST("Generated/bbbar/b2c2l_b2c2l_Hc_ctau300/lspp/hs"), mass, pt, weight);
} else if (sign1 < 0 && sign2 < 0) { // LS--
fRegistry.fill(HIST("Generated/bbbar/b2c2l_b2c2l_Hc_ctau300/lsmm/hs"), mass, pt, weight);
}
} else if (((std::abs(pdgMotherC1) == kLambdaCPlus || std::abs(pdgMotherC1) == kXiC0) && (std::abs(pdgMotherC2) == kD0 || std::abs(pdgMotherC2) == kDS || std::abs(pdgMotherC2) == kXiCPlus)) || ((std::abs(pdgMotherC2) == kLambdaCPlus || std::abs(pdgMotherC2) == kXiC0) && (std::abs(pdgMotherC1) == kD0 || std::abs(pdgMotherC1) == kDS || std::abs(pdgMotherC1) == kXiCPlus))) {
if (sign1 * sign2 < 0) { // ULS
fRegistry.fill(HIST("Generated/bbbar/b2c2l_b2c2l_Hc_ctau50_ctau130/uls/hs"), mass, pt, weight);
} else if (sign1 > 0 && sign2 > 0) { // LS++
fRegistry.fill(HIST("Generated/bbbar/b2c2l_b2c2l_Hc_ctau50_ctau130/lspp/hs"), mass, pt, weight);
} else if (sign1 < 0 && sign2 < 0) { // LS--
fRegistry.fill(HIST("Generated/bbbar/b2c2l_b2c2l_Hc_ctau50_ctau130/lsmm/hs"), mass, pt, weight);
}
} else if (((std::abs(pdgMotherC1) == kLambdaCPlus || std::abs(pdgMotherC1) == kXiC0) && (std::abs(pdgMotherC2) == kDPlus)) || ((std::abs(pdgMotherC2) == kLambdaCPlus || std::abs(pdgMotherC2) == kXiC0) && (std::abs(pdgMotherC1) == kDPlus))) {
if (sign1 * sign2 < 0) { // ULS
fRegistry.fill(HIST("Generated/bbbar/b2c2l_b2c2l_Hc_ctau50_ctau300/uls/hs"), mass, pt, weight);
} else if (sign1 > 0 && sign2 > 0) { // LS++
fRegistry.fill(HIST("Generated/bbbar/b2c2l_b2c2l_Hc_ctau50_ctau300/lspp/hs"), mass, pt, weight);
} else if (sign1 < 0 && sign2 < 0) { // LS--
fRegistry.fill(HIST("Generated/bbbar/b2c2l_b2c2l_Hc_ctau50_ctau300/lsmm/hs"), mass, pt, weight);
}
} else if (((std::abs(pdgMotherC1) == kD0 || std::abs(pdgMotherC1) == kDS || std::abs(pdgMotherC1) == kXiCPlus) && (std::abs(pdgMotherC2) == kDPlus)) || ((std::abs(pdgMotherC2) == kD0 || std::abs(pdgMotherC2) == kDS || std::abs(pdgMotherC2) == kXiCPlus) && (std::abs(pdgMotherC1) == kDPlus))) {
if (sign1 * sign2 < 0) { // ULS
fRegistry.fill(HIST("Generated/bbbar/b2c2l_b2c2l_Hc_ctau130_ctau300/uls/hs"), mass, pt, weight);
} else if (sign1 > 0 && sign2 > 0) { // LS++
fRegistry.fill(HIST("Generated/bbbar/b2c2l_b2c2l_Hc_ctau130_ctau300/lspp/hs"), mass, pt, weight);
} else if (sign1 < 0 && sign2 < 0) { // LS--
fRegistry.fill(HIST("Generated/bbbar/b2c2l_b2c2l_Hc_ctau130_ctau300/lsmm/hs"), mass, pt, weight);
}
}
}
}

Expand Down Expand Up @@ -1677,6 +1739,56 @@ struct checkMCPairTemplate {
fRegistry.fill(HIST("Pair/bbbar/b2Lcpm2l_b2Lcpm2l/lsmm/hs"), mass, pt, pair_dca, weight);
}
}

if ((std::abs(pdgMotherC1) == kLambdaCPlus || std::abs(pdgMotherC1) == kXiC0) && (std::abs(pdgMotherC2) == kLambdaCPlus || std::abs(pdgMotherC2) == kXiC0)) {
if (sign1 * sign2 < 0) { // ULS
fRegistry.fill(HIST("Pair/bbbar/b2c2l_b2c2l_Hc_ctau50/uls/hs"), mass, pt, pair_dca, weight);
} else if (sign1 > 0 && sign2 > 0) { // LS++
fRegistry.fill(HIST("Pair/bbbar/b2c2l_b2c2l_Hc_ctau50/lspp/hs"), mass, pt, pair_dca, weight);
} else if (sign1 < 0 && sign2 < 0) { // LS--
fRegistry.fill(HIST("Pair/bbbar/b2c2l_b2c2l_Hc_ctau50/lsmm/hs"), mass, pt, pair_dca, weight);
}
} else if ((std::abs(pdgMotherC1) == kD0 || std::abs(pdgMotherC1) == kDS || std::abs(pdgMotherC1) == kXiCPlus) && (std::abs(pdgMotherC2) == kD0 || std::abs(pdgMotherC2) == kDS || std::abs(pdgMotherC2) == kXiCPlus)) {
if (sign1 * sign2 < 0) { // ULS
fRegistry.fill(HIST("Pair/bbbar/b2c2l_b2c2l_Hc_ctau130/uls/hs"), mass, pt, pair_dca, weight);
} else if (sign1 > 0 && sign2 > 0) { // LS++
fRegistry.fill(HIST("Pair/bbbar/b2c2l_b2c2l_Hc_ctau130/lspp/hs"), mass, pt, pair_dca, weight);
} else if (sign1 < 0 && sign2 < 0) { // LS--
fRegistry.fill(HIST("Pair/bbbar/b2c2l_b2c2l_Hc_ctau130/lsmm/hs"), mass, pt, pair_dca, weight);
}
} else if (std::abs(pdgMotherC1) == kDPlus && std::abs(pdgMotherC2) == kDPlus) {
if (sign1 * sign2 < 0) { // ULS
fRegistry.fill(HIST("Pair/bbbar/b2c2l_b2c2l_Hc_ctau300/uls/hs"), mass, pt, pair_dca, weight);
} else if (sign1 > 0 && sign2 > 0) { // LS++
fRegistry.fill(HIST("Pair/bbbar/b2c2l_b2c2l_Hc_ctau300/lspp/hs"), mass, pt, pair_dca, weight);
} else if (sign1 < 0 && sign2 < 0) { // LS--
fRegistry.fill(HIST("Pair/bbbar/b2c2l_b2c2l_Hc_ctau300/lsmm/hs"), mass, pt, pair_dca, weight);
}
} else if (((std::abs(pdgMotherC1) == kLambdaCPlus || std::abs(pdgMotherC1) == kXiC0) && (std::abs(pdgMotherC2) == kD0 || std::abs(pdgMotherC2) == kDS || std::abs(pdgMotherC2) == kXiCPlus)) || ((std::abs(pdgMotherC2) == kLambdaCPlus || std::abs(pdgMotherC2) == kXiC0) && (std::abs(pdgMotherC1) == kD0 || std::abs(pdgMotherC1) == kDS || std::abs(pdgMotherC1) == kXiCPlus))) {
if (sign1 * sign2 < 0) { // ULS
fRegistry.fill(HIST("Pair/bbbar/b2c2l_b2c2l_Hc_ctau50_ctau130/uls/hs"), mass, pt, pair_dca, weight);
} else if (sign1 > 0 && sign2 > 0) { // LS++
fRegistry.fill(HIST("Pair/bbbar/b2c2l_b2c2l_Hc_ctau50_ctau130/lspp/hs"), mass, pt, pair_dca, weight);
} else if (sign1 < 0 && sign2 < 0) { // LS--
fRegistry.fill(HIST("Pair/bbbar/b2c2l_b2c2l_Hc_ctau50_ctau130/lsmm/hs"), mass, pt, pair_dca, weight);
}
} else if (((std::abs(pdgMotherC1) == kLambdaCPlus || std::abs(pdgMotherC1) == kXiC0) && (std::abs(pdgMotherC2) == kDPlus)) || ((std::abs(pdgMotherC2) == kLambdaCPlus || std::abs(pdgMotherC2) == kXiC0) && (std::abs(pdgMotherC1) == kDPlus))) {
if (sign1 * sign2 < 0) { // ULS
fRegistry.fill(HIST("Pair/bbbar/b2c2l_b2c2l_Hc_ctau50_ctau300/uls/hs"), mass, pt, pair_dca, weight);
} else if (sign1 > 0 && sign2 > 0) { // LS++
fRegistry.fill(HIST("Pair/bbbar/b2c2l_b2c2l_Hc_ctau50_ctau300/lspp/hs"), mass, pt, pair_dca, weight);
} else if (sign1 < 0 && sign2 < 0) { // LS--
fRegistry.fill(HIST("Pair/bbbar/b2c2l_b2c2l_Hc_ctau50_ctau300/lsmm/hs"), mass, pt, pair_dca, weight);
}
} else if (((std::abs(pdgMotherC1) == kD0 || std::abs(pdgMotherC1) == kDS || std::abs(pdgMotherC1) == kXiCPlus) && (std::abs(pdgMotherC2) == kDPlus)) || ((std::abs(pdgMotherC2) == kD0 || std::abs(pdgMotherC2) == kDS || std::abs(pdgMotherC2) == kXiCPlus) && (std::abs(pdgMotherC1) == kDPlus))) {
if (sign1 * sign2 < 0) { // ULS
fRegistry.fill(HIST("Pair/bbbar/b2c2l_b2c2l_Hc_ctau130_ctau300/uls/hs"), mass, pt, pair_dca, weight);
} else if (sign1 > 0 && sign2 > 0) { // LS++
fRegistry.fill(HIST("Pair/bbbar/b2c2l_b2c2l_Hc_ctau130_ctau300/lspp/hs"), mass, pt, pair_dca, weight);
} else if (sign1 < 0 && sign2 < 0) { // LS--
fRegistry.fill(HIST("Pair/bbbar/b2c2l_b2c2l_Hc_ctau130_ctau300/lsmm/hs"), mass, pt, pair_dca, weight);
}
}
}
}

Expand Down
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