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[PWGCF] Add event weight configuration #16669

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Merged
wenyaCern merged 2 commits into from
Jun 15, 2026
+10 −0
Merged

[PWGCF] Add event weight configuration #16669

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eced433
Add event weight configuration
Luzhiyongg Jun 15, 2026
1f08fda
Fix event weight configuration reference
Luzhiyongg Jun 15, 2026
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10 changes: 10 additions & 0 deletions PWGCF/Flow/Tasks/flowTask.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -76,6 +76,7 @@ using namespace o2;
using namespace o2::framework;
using namespace o2::framework::expressions;
using namespace o2::analysis::genericframework;
using namespace o2::analysis::genericframework::eventweight;
using namespace o2::aod::rctsel;

#define O2_DEFINE_CONFIGURABLE(NAME, TYPE, DEFAULT, HELP) Configurable<TYPE> NAME{#NAME, DEFAULT, HELP};
Expand Down Expand Up @@ -158,6 +159,7 @@ struct FlowTask {
O2_DEFINE_CONFIGURABLE(cfgEfficiency, std::string, "", "CCDB path to efficiency object")
O2_DEFINE_CONFIGURABLE(cfgEfficiencyForNch, std::string, "", "CCDB path to efficiency object, only for Nch correction")
O2_DEFINE_CONFIGURABLE(cfgAcceptance, std::string, "", "CCDB path to acceptance object")
O2_DEFINE_CONFIGURABLE(cfgUserPtVnEvWeightEnabled, bool, false, "0: use unity weight; 1: use multiplicity weight")
O2_DEFINE_CONFIGURABLE(cfgUseSmallMemory, bool, false, "Use small memory mode")
O2_DEFINE_CONFIGURABLE(cfgConsistentEventFlag, int, 0, "Flag to select consistent events - 0: off, 1: v2{2} gap calculable, 2: v2{4} full calculable, 4: v2{4} gap calculable, 8: v2{4} 3sub calculable")
Configurable<std::vector<float>> cfgConsistentEventVector{"cfgConsistentEventVector", std::vector<float>{-0.8, -0.5, -0.4, 0.4, 0.5, 0.8}, "eta regions: left(min,max), mid(min,max), right(min,max)"};
Expand Down Expand Up @@ -659,6 +661,10 @@ struct FlowTask {
gfwConfigs.Print();
fFCpt->setUseCentralMoments(cfgUseCentralMoments);
fFCpt->setUseGapMethod(true);
if (!cfgUserIO.cfgUserPtVnEvWeightEnabled)
fFCpt->setEventWeight(EventWeight::UnityWeight);
else
fFCpt->setEventWeight(EventWeight::TupleWeight);
fFCpt->initialise(axisIndependent, cfgMpar, gfwConfigs, cfgNbootstrap);
if (cfgEtaGapPtPtEnabled) {
for (int i = 0; i < 4; ++i) { // o2-linter: disable=magic-number (maximum of 4 subevents)
Expand All @@ -677,6 +683,10 @@ struct FlowTask {
if (doprocessMCGen) {
fFCptgen->setUseCentralMoments(cfgUseCentralMoments);
fFCptgen->setUseGapMethod(true);
if (!cfgUserIO.cfgUserPtVnEvWeightEnabled)
fFCptgen->setEventWeight(EventWeight::UnityWeight);
else
fFCptgen->setEventWeight(EventWeight::TupleWeight);
fFCptgen->initialise(axisIndependent, cfgMpar, gfwConfigs, cfgNbootstrap);
if (cfgEtaGapPtPtEnabled)
fFCptgen->initialiseSubevent(axisIndependent, cfgMpar, etagapsPtPt.size(), cfgNbootstrap);
Expand Down
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