[PWGCF] Lambda R2 Correlation Update

[yashpatley]

Lambda Kaon BF update
Modified two-track cut selection
Modified qinv selection

[github-actions]

O2 linter results: ❌ 0 errors, ⚠️ 0 warnings, 🔕 0 disabled

[alibuild]

Error while checking build/O2Physics/code-check for d61763e at 2026-07-08 18:52:

## sw/BUILD/O2Physics-code-check-latest/log
--
========== List of issues found ==========
++ echo 'Found 26 errors and 0 warnings.'
Found 26 errors and 0 warnings.
++ [[ 26 -gt 0 ]]
++ cat /sw/BUILD/4cad294b416b8179407d8da2a9823461f1280a50/O2Physics-code-check/errors.txt
PWGCF/TwoParticleCorrelations/Tasks/lambdaR2Correlation.cxx:104:46: error: do not declare C-style arrays, use 'std::array' instead [modernize-avoid-c-arrays,-warnings-as-errors]
PWGCF/TwoParticleCorrelations/Tasks/lambdaR2Correlation.cxx:105:46: error: do not declare C-style arrays, use 'std::array' instead [modernize-avoid-c-arrays,-warnings-as-errors]
PWGCF/TwoParticleCorrelations/Tasks/lambdaR2Correlation.cxx:296:8: error: constructor does not initialize these fields: ccdb [cppcoreguidelines-pro-type-member-init,-warnings-as-errors]
PWGCF/TwoParticleCorrelations/Tasks/lambdaR2Correlation.cxx:393:20: error: do not declare C-style arrays, use 'std::array' instead [modernize-avoid-c-arrays,-warnings-as-errors]
PWGCF/TwoParticleCorrelations/Tasks/lambdaR2Correlation.cxx:793:7: error: use auto when initializing with a cast to avoid duplicating the type name [modernize-use-auto,-warnings-as-errors]
PWGCF/TwoParticleCorrelations/Tasks/lambdaR2Correlation.cxx:793:25: error: do not use reinterpret_cast [cppcoreguidelines-pro-type-reinterpret-cast,-warnings-as-errors]
PWGCF/TwoParticleCorrelations/Tasks/lambdaR2Correlation.cxx:793:25: error: redundant explicit casting to the same type 'TObject *' as the sub-expression, remove this casting [readability-redundant-casting,-warnings-as-errors]
PWGCF/TwoParticleCorrelations/Tasks/lambdaR2Correlation.cxx:798:25: error: do not use reinterpret_cast [cppcoreguidelines-pro-type-reinterpret-cast,-warnings-as-errors]
PWGCF/TwoParticleCorrelations/Tasks/lambdaR2Correlation.cxx:816:7: error: use auto when initializing with a cast to avoid duplicating the type name [modernize-use-auto,-warnings-as-errors]
PWGCF/TwoParticleCorrelations/Tasks/lambdaR2Correlation.cxx:816:36: error: do not use reinterpret_cast [cppcoreguidelines-pro-type-reinterpret-cast,-warnings-as-errors]
PWGCF/TwoParticleCorrelations/Tasks/lambdaR2Correlation.cxx:816:36: error: redundant explicit casting to the same type 'TObject *' as the sub-expression, remove this casting [readability-redundant-casting,-warnings-as-errors]
PWGCF/TwoParticleCorrelations/Tasks/lambdaR2Correlation.cxx:817:7: error: use auto when initializing with a cast to avoid duplicating the type name [modernize-use-auto,-warnings-as-errors]
PWGCF/TwoParticleCorrelations/Tasks/lambdaR2Correlation.cxx:817:39: error: do not use reinterpret_cast [cppcoreguidelines-pro-type-reinterpret-cast,-warnings-as-errors]
PWGCF/TwoParticleCorrelations/Tasks/lambdaR2Correlation.cxx:817:39: error: redundant explicit casting to the same type 'TObject *' as the sub-expression, remove this casting [readability-redundant-casting,-warnings-as-errors]
PWGCF/TwoParticleCorrelations/Tasks/lambdaR2Correlation.cxx:821:36: error: do not use reinterpret_cast [cppcoreguidelines-pro-type-reinterpret-cast,-warnings-as-errors]
PWGCF/TwoParticleCorrelations/Tasks/lambdaR2Correlation.cxx:822:39: error: do not use reinterpret_cast [cppcoreguidelines-pro-type-reinterpret-cast,-warnings-as-errors]
PWGCF/TwoParticleCorrelations/Tasks/lambdaR2Correlation.cxx:1331:29: error: repeated branch body in conditional chain [bugprone-branch-clone,-warnings-as-errors]
PWGCF/TwoParticleCorrelations/Tasks/lambdaR2Correlation.cxx:1404:27: error: repeated branch body in conditional chain [bugprone-branch-clone,-warnings-as-errors]
PWGCF/TwoParticleCorrelations/Tasks/lambdaR2Correlation.cxx:1580:19: error: narrowing conversion from 'float' to 'int' [bugprone-narrowing-conversions,-warnings-as-errors]
PWGCF/TwoParticleCorrelations/Tasks/lambdaR2Correlation.cxx:1605:14: error: redundant boolean literal in conditional return statement [readability-simplify-boolean-expr,-warnings-as-errors]
PWGCF/TwoParticleCorrelations/Tasks/lambdaR2Correlation.cxx:1657:22: error: do not declare C-style arrays, use 'std::array' instead [modernize-avoid-c-arrays,-warnings-as-errors]
PWGCF/TwoParticleCorrelations/Tasks/lambdaR2Correlation.cxx:1658:22: error: do not declare C-style arrays, use 'std::array' instead [modernize-avoid-c-arrays,-warnings-as-errors]
PWGCF/TwoParticleCorrelations/Tasks/lambdaR2Correlation.cxx:1670:21: error: narrowing conversion from 'float' to 'int' [bugprone-narrowing-conversions,-warnings-as-errors]
PWGCF/TwoParticleCorrelations/Tasks/lambdaR2Correlation.cxx:1671:21: error: narrowing conversion from 'float' to 'int' [bugprone-narrowing-conversions,-warnings-as-errors]
PWGCF/TwoParticleCorrelations/Tasks/lambdaR2Correlation.cxx:1680:22: error: do not declare C-style arrays, use 'std::array' instead [modernize-avoid-c-arrays,-warnings-as-errors]
PWGCF/TwoParticleCorrelations/Tasks/lambdaR2Correlation.cxx:1681:22: error: do not declare C-style arrays, use 'std::array' instead [modernize-avoid-c-arrays,-warnings-as-errors]
++ [[ 0 -gt 0 ]]
++ [[ 26 -gt 0 ]]
++ exit 1
--

Full log here.

[alibuild]

Error while checking build/O2Physics/code-check for cfdd465 at 2026-07-09 17:46:

## sw/BUILD/O2Physics-code-check-latest/log
--
========== List of issues found ==========
++ echo 'Found 5 errors and 0 warnings.'
Found 5 errors and 0 warnings.
++ [[ 5 -gt 0 ]]
++ cat /sw/BUILD/0e2403a17fe89ba873d24f150d1f6d3aecdeb5aa/O2Physics-code-check/errors.txt
PWGCF/TwoParticleCorrelations/Tasks/lambdaR2Correlation.cxx:798:25: error: do not use reinterpret_cast [cppcoreguidelines-pro-type-reinterpret-cast,-warnings-as-errors]
PWGCF/TwoParticleCorrelations/Tasks/lambdaR2Correlation.cxx:821:36: error: do not use static_cast to downcast from a base to a derived class; use dynamic_cast instead [cppcoreguidelines-pro-type-static-cast-downcast,-warnings-as-errors]
PWGCF/TwoParticleCorrelations/Tasks/lambdaR2Correlation.cxx:822:39: error: do not use static_cast to downcast from a base to a derived class; use dynamic_cast instead [cppcoreguidelines-pro-type-static-cast-downcast,-warnings-as-errors]
PWGCF/TwoParticleCorrelations/Tasks/lambdaR2Correlation.cxx:1571:14: error: narrowing conversion from 'float' to 'int' [bugprone-narrowing-conversions,-warnings-as-errors]
PWGCF/TwoParticleCorrelations/Tasks/lambdaR2Correlation.cxx:1595:14: error: redundant boolean literal in conditional return statement [readability-simplify-boolean-expr,-warnings-as-errors]
++ [[ 0 -gt 0 ]]
++ [[ 5 -gt 0 ]]
++ exit 1
--

Full log here.

[alibuild]

Error while checking build/O2Physics/o2 for a402168 at 2026-07-12 15:34:

No log files found

Full log here.