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[PWGLF] Added a switch for the pbpb collision selection #15685

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Merged
romainschotter merged 1 commit into from
Apr 8, 2026
+5 −3
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[PWGLF] Added a switch for the pbpb collision selection #15685

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8 changes: 5 additions & 3 deletions PWGLF/Tasks/Strangeness/hStrangeCorrelation.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -41,7 +41,7 @@

#include <TPDGCode.h>

#include <iostream>

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[include-iostream] 

Do not include iostream. Use O2 logging instead.
#include <string>
#include <vector>

Expand Down Expand Up @@ -86,6 +86,8 @@
Configurable<bool> selectINELgtZERO{"selectINELgtZERO", true, "select INEL>0 events"};
Configurable<float> zVertexCut{"zVertexCut", 10, "Cut on PV position"};
Configurable<bool> requireAllGoodITSLayers{"requireAllGoodITSLayers", false, " require that in the event all ITS are good"};
Configurable<bool> requireGoodTriggerTVX{"requireGoodTriggerTVX", false, " require acceptable FT0C-FT0A time difference"};
Configurable<bool> requireGoodZvtxFT0vsPV{"requireGoodZvtxFT0vsPV", false, " require small difference between z-vertex from PV and from FT0"};
Configurable<bool> skipUnderOverflowInTHn{"skipUnderOverflowInTHn", false, "skip under/overflow in THns"};
Configurable<int> mixingParameter{"mixingParameter", 10, "how many events are mixed"};
Configurable<bool> doMCassociation{"doMCassociation", false, "fill everything only for MC associated"};
Expand Down Expand Up @@ -962,9 +964,9 @@
int binnumb = binMult * nBinsVtxZ + binVtxZ;
int hastirgorassoc = masterConfigurations.collisionHasTriggOrAssoc;
if ((hastirgorassoc == 1 && currentCollision.trigParticles.empty()) ||
(hastirgorassoc == 2 && currentCollision.assocParticles.empty()) ||

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[magic-number] 

Avoid magic numbers in expressions. Assign the value to a clearly named variable or constant.
(hastirgorassoc == 3 && currentCollision.trigParticles.empty() && currentCollision.assocParticles.empty()) ||

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[magic-number] 

Avoid magic numbers in expressions. Assign the value to a clearly named variable or constant.
(hastirgorassoc == 4 && (currentCollision.trigParticles.empty() || currentCollision.assocParticles.empty())))

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[magic-number] 

Avoid magic numbers in expressions. Assign the value to a clearly named variable or constant.
return;
for (const auto& collision : validCollisions[binnumb]) {
BinningTypePP colBinning{{axesConfigurations.axisVtxZ, axesConfigurations.axisMult}, true};
Expand Down Expand Up @@ -997,7 +999,7 @@
if (Index == assoc.type && assoc.region == 1) {
fillCorrelationHistogram(histos.get<THn>(HIST("mixedEvent/Signal/") + HIST(V0names[Index])), binFillThn, 1, efficiencyTrigg * efficiencyAssoc, totalEffUncert, 1., 0.);
}
if (Index == assoc.type && assoc.region == 2) {

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[magic-number] 

Avoid magic numbers in expressions. Assign the value to a clearly named variable or constant.
fillCorrelationHistogram(histos.get<THn>(HIST("mixedEvent/RightBg/") + HIST(V0names[Index])), binFillThn, 1, efficiencyTrigg * efficiencyAssoc, totalEffUncert, 1., 0.);
}
});
Expand Down Expand Up @@ -1265,9 +1267,9 @@
int binnumb = binMult * nBinsVtxZ + binVtxZ;
int hastirgorassoc = masterConfigurations.collisionHasTriggOrAssoc;
if ((hastirgorassoc == 1 && currentCollision.trigParticles.empty()) ||
(hastirgorassoc == 2 && currentCollision.assocParticles.empty()) ||

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[magic-number] 

Avoid magic numbers in expressions. Assign the value to a clearly named variable or constant.
(hastirgorassoc == 3 && currentCollision.trigParticles.empty() && currentCollision.assocParticles.empty()) ||

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[magic-number] 

Avoid magic numbers in expressions. Assign the value to a clearly named variable or constant.
(hastirgorassoc == 4 && (currentCollision.trigParticles.empty() || currentCollision.assocParticles.empty())))

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[magic-number] 

Avoid magic numbers in expressions. Assign the value to a clearly named variable or constant.
return;
for (const auto& collision : validCollisions[binnumb]) {
BinningTypePP colBinning{{axesConfigurations.axisVtxZ, axesConfigurations.axisMult}, true};
Expand Down Expand Up @@ -1295,7 +1297,7 @@
if (Index == assoc.type && assoc.region == 1) {
fillCorrelationHistogram(histos.get<THn>(HIST("mixedEvent/Signal/") + HIST(Cascadenames[Index])), binFillThn, 1, efficiencyTrigg * efficiencyAssoc, totalEffUncert, 1., 0.);
}
if (Index == assoc.type && assoc.region == 2) {

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[magic-number] 

Avoid magic numbers in expressions. Assign the value to a clearly named variable or constant.
fillCorrelationHistogram(histos.get<THn>(HIST("mixedEvent/RightBg/") + HIST(Cascadenames[Index])), binFillThn, 1, efficiencyTrigg * efficiencyAssoc, totalEffUncert, 1., 0.);
}
});
Expand Down Expand Up @@ -1675,7 +1677,7 @@

if (doprocessMixedEventHV0sInBuffer || doprocessMixedEventHCascadesInBuffer) {
validCollisions.resize(histos.get<TH1>(HIST("axes/hMultAxis"))->GetNbinsX() * histos.get<TH1>(HIST("axes/hVertexZAxis"))->GetNbinsX());
for (auto& inner_vec : validCollisions) {

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[const-ref-in-for-loop] 

Use constant references for non-modified iterators in range-based for loops.
inner_vec.reserve(masterConfigurations.mixingParameter);
}
}
Expand Down Expand Up @@ -1912,7 +1914,7 @@
if (fillHists)
histos.fill(HIST("hEventSelection"), 1.5 /* collisions after sel8*/);

if (!collision.selection_bit(aod::evsel::kIsTriggerTVX)) {
if (!collision.selection_bit(aod::evsel::kIsTriggerTVX) && masterConfigurations.requireGoodTriggerTVX) {
return false;
}
if (fillHists)
Expand All @@ -1924,14 +1926,14 @@
if (fillHists)
histos.fill(HIST("hEventSelection"), 3.5 /* collisions after sel pvz sel*/);

if (!collision.selection_bit(o2::aod::evsel::kIsGoodITSLayersAll)) {
if (!collision.selection_bit(aod::evsel::kIsGoodITSLayersAll) && masterConfigurations.requireAllGoodITSLayers) {
// cut time intervals with dead ITS staves
return false;
}
if (fillHists)
histos.fill(HIST("hEventSelection"), 4.5 /* collisions after cut time intervals with dead ITS staves*/);

if (!collision.selection_bit(o2::aod::evsel::kIsGoodZvtxFT0vsPV)) {
if (!collision.selection_bit(o2::aod::evsel::kIsGoodZvtxFT0vsPV) && masterConfigurations.requireGoodZvtxFT0vsPV) {
// removes collisions with large differences between z of PV by tracks and z of PV from FT0 A-C time difference
// use this cut at low multiplicities with caution
return false;
Expand Down
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