[PWGCF] FemtoUniverse: Fix bug in using randomised pairs in CPR (#15673)

prchakra · web-flow · commit 772971d28a73 · 2026-04-07T18:22:02.000+02:00
diff --git a/PWGCF/FemtoUniverse/Tasks/femtoUniversePairTaskTrackTrackSpherHarMultKtExtended.cxx b/PWGCF/FemtoUniverse/Tasks/femtoUniversePairTaskTrackTrackSpherHarMultKtExtended.cxx
@@ -641,11 +641,11 @@ struct femtoUniversePairTaskTrackTrackSpherHarMultKtExtended {
             }
           } else {
             if (twotracksconfigs.confIsCPRkT) {
-              if (pairCloseRejection.isClosePairkT(p1, p2, femto_universe_container::EventType::same, kT, twotracksconfigs.confIsCircularCut, twotracksconfigs.confCPRDphiAvgOrDist, magFieldTesla, twotracksconfigs.confCPRDistMax, twotracksconfigs.confCPRFracMax, twotracksconfigs.confIsfilldEtadPhiTPCcls, pairFractionTPCsCls)) {
+              if (pairCloseRejection.isClosePairkT(part1, part2, femto_universe_container::EventType::same, kT, twotracksconfigs.confIsCircularCut, twotracksconfigs.confCPRDphiAvgOrDist, magFieldTesla, twotracksconfigs.confCPRDistMax, twotracksconfigs.confCPRFracMax, twotracksconfigs.confIsfilldEtadPhiTPCcls, pairFractionTPCsCls)) {
                 continue;
               }
               if (twotracksconfigs.confIsCPRFraction) {
-                if (pairCloseRejection.isClosePairFractionkT(p1, p2, femto_universe_container::EventType::same, kT, magFieldTesla, twotracksconfigs.confCPRDistMax, twotracksconfigs.confCPRFracMax)) {
+                if (pairCloseRejection.isClosePairFractionkT(part1, part2, femto_universe_container::EventType::same, kT, magFieldTesla, twotracksconfigs.confCPRDistMax, twotracksconfigs.confCPRFracMax)) {
                   continue;
                 }
               }
@@ -1009,11 +1009,11 @@ struct femtoUniversePairTaskTrackTrackSpherHarMultKtExtended {
           }
         } else {
           if (twotracksconfigs.confIsCPRkT) {
-            if (pairCloseRejection.isClosePairkT(p1, p2, femto_universe_container::EventType::mixed, kT, twotracksconfigs.confIsCircularCut, twotracksconfigs.confCPRDphiAvgOrDist, magFieldTesla, twotracksconfigs.confCPRDistMax, twotracksconfigs.confCPRFracMax, twotracksconfigs.confIsfilldEtadPhiTPCcls, pairFractionTPCsCls)) {
+            if (pairCloseRejection.isClosePairkT(part1, part2, femto_universe_container::EventType::mixed, kT, twotracksconfigs.confIsCircularCut, twotracksconfigs.confCPRDphiAvgOrDist, magFieldTesla, twotracksconfigs.confCPRDistMax, twotracksconfigs.confCPRFracMax, twotracksconfigs.confIsfilldEtadPhiTPCcls, pairFractionTPCsCls)) {
               continue;
             }
             if (twotracksconfigs.confIsCPRFraction) {
-              if (pairCloseRejection.isClosePairFractionkT(p1, p2, femto_universe_container::EventType::mixed, kT, magFieldTesla, twotracksconfigs.confCPRDistMax, twotracksconfigs.confCPRFracMax)) {
+              if (pairCloseRejection.isClosePairFractionkT(part1, part2, femto_universe_container::EventType::mixed, kT, magFieldTesla, twotracksconfigs.confCPRDistMax, twotracksconfigs.confCPRFracMax)) {
                 continue;
               }
             }

Original file line number	Diff line number	Diff line change
`@@ -641,11 +641,11 @@ struct femtoUniversePairTaskTrackTrackSpherHarMultKtExtended {`
`641`	`641`	`}`
`642`	`642`	`} else {`
`643`	`643`	`if (twotracksconfigs.confIsCPRkT) {`
`644`		`- if (pairCloseRejection.isClosePairkT(p1, p2, femto_universe_container::EventType::same, kT, twotracksconfigs.confIsCircularCut, twotracksconfigs.confCPRDphiAvgOrDist, magFieldTesla, twotracksconfigs.confCPRDistMax, twotracksconfigs.confCPRFracMax, twotracksconfigs.confIsfilldEtadPhiTPCcls, pairFractionTPCsCls)) {`
	`644`	`+ if (pairCloseRejection.isClosePairkT(part1, part2, femto_universe_container::EventType::same, kT, twotracksconfigs.confIsCircularCut, twotracksconfigs.confCPRDphiAvgOrDist, magFieldTesla, twotracksconfigs.confCPRDistMax, twotracksconfigs.confCPRFracMax, twotracksconfigs.confIsfilldEtadPhiTPCcls, pairFractionTPCsCls)) {`
`645`	`645`	`continue;`
`646`	`646`	`}`
`647`	`647`	`if (twotracksconfigs.confIsCPRFraction) {`
`648`		`- if (pairCloseRejection.isClosePairFractionkT(p1, p2, femto_universe_container::EventType::same, kT, magFieldTesla, twotracksconfigs.confCPRDistMax, twotracksconfigs.confCPRFracMax)) {`
	`648`	`+ if (pairCloseRejection.isClosePairFractionkT(part1, part2, femto_universe_container::EventType::same, kT, magFieldTesla, twotracksconfigs.confCPRDistMax, twotracksconfigs.confCPRFracMax)) {`
`649`	`649`	`continue;`
`650`	`650`	`}`
`651`	`651`	`}`
`@@ -1009,11 +1009,11 @@ struct femtoUniversePairTaskTrackTrackSpherHarMultKtExtended {`
`1009`	`1009`	`}`
`1010`	`1010`	`} else {`
`1011`	`1011`	`if (twotracksconfigs.confIsCPRkT) {`
`1012`		`- if (pairCloseRejection.isClosePairkT(p1, p2, femto_universe_container::EventType::mixed, kT, twotracksconfigs.confIsCircularCut, twotracksconfigs.confCPRDphiAvgOrDist, magFieldTesla, twotracksconfigs.confCPRDistMax, twotracksconfigs.confCPRFracMax, twotracksconfigs.confIsfilldEtadPhiTPCcls, pairFractionTPCsCls)) {`
	`1012`	`+ if (pairCloseRejection.isClosePairkT(part1, part2, femto_universe_container::EventType::mixed, kT, twotracksconfigs.confIsCircularCut, twotracksconfigs.confCPRDphiAvgOrDist, magFieldTesla, twotracksconfigs.confCPRDistMax, twotracksconfigs.confCPRFracMax, twotracksconfigs.confIsfilldEtadPhiTPCcls, pairFractionTPCsCls)) {`
`1013`	`1013`	`continue;`
`1014`	`1014`	`}`
`1015`	`1015`	`if (twotracksconfigs.confIsCPRFraction) {`
`1016`		`- if (pairCloseRejection.isClosePairFractionkT(p1, p2, femto_universe_container::EventType::mixed, kT, magFieldTesla, twotracksconfigs.confCPRDistMax, twotracksconfigs.confCPRFracMax)) {`
	`1016`	`+ if (pairCloseRejection.isClosePairFractionkT(part1, part2, femto_universe_container::EventType::mixed, kT, magFieldTesla, twotracksconfigs.confCPRDistMax, twotracksconfigs.confCPRFracMax)) {`
`1017`	`1017`	`continue;`
`1018`	`1018`	`}`
`1019`	`1019`	`}`