Skip to content

[PWGCF] Fix process functions in collision tagger in femto framework #18631

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
ariedel-cern merged 3 commits into from
Nov 6, 2026
Merged

[PWGCF] Fix process functions in collision tagger in femto framework #18631

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
3 commits
Select commit Hold shift + click to select a range
b1d5778
Feat: fix collision tagger
ariedel-cern Nov 6, 2026
643a990
Please consider the following formatting changes
alibuild Nov 6, 2026
1d4eb51
Merge pull request #38 from alibuild/alibot-cleanup-18631
ariedel-cern Nov 6, 2026
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
8 changes: 4 additions & 4 deletions PWGCF/Femto/Core/collisionTagger.h
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -75,7 +75,7 @@ struct TrackSelectionValues {
// V0-specific: MAKE_CASCADE_PARTITION, MAKE_SIGMA_PARTITION, MAKE_SIGMAPLUS_PARTITION,
// MAKE_D0_PARTITION, and MAKE_CHARM3PRONG_PARTITION in Core/partitions.h are all byte-for-byte
// identical to MAKE_LAMBDA_PARTITION, and CascadeMaskType/KinkMaskType/CharmHadronMaskType are
// all, like V0MaskType, uint32_t -- so this one struct (and lambdaPasses()/readV0Selection()
// all, like V0MaskType, uint32_t -- so this one struct (and signedV0Passes()/readV0Selection()
// below) is reused verbatim for Xi/Omega (cascade), Sigma/SigmaPlus (kink), and D0/Lc
// (charm hadron) selections too, not just Lambda. Only SigmaPlusPcm needs its own struct
// (KinkPcmSelectionValues below), for the one extra mlScoreMin field it has beyond this shape.
Expand Down Expand Up @@ -506,7 +506,7 @@ bool trackPasses(T const& track, TrackSelectionValues const& sel)
// as-is for Xi/Omega, Sigma/SigmaPlus, and D0/Lc candidates too (see the comment on
// V0SelectionValues above).
template <typename T>
bool lambdaPasses(T const& v0, V0SelectionValues const& sel)
bool signedV0Passes(T const& v0, V0SelectionValues const& sel)
{
if (sel.sign != 0 && ((sel.sign > 0) != (v0.signedPt() > 0.f))) {
return false;
Expand All @@ -527,7 +527,7 @@ bool lambdaPasses(T const& v0, V0SelectionValues const& sel)
return (v0.mask() & sel.mask) == sel.mask;
}

// mirrors MAKE_SIGMAPLUSPCM_PARTITION(selection) in Core/partitions.h -- lambdaPasses() above
// mirrors MAKE_SIGMAPLUSPCM_PARTITION(selection) in Core/partitions.h -- signedV0Passes() above
// plus the one extra mlScoreMin check.
template <typename T>
bool kinkPcmPasses(T const& kink, KinkPcmSelectionValues const& sel)
Expand Down Expand Up @@ -654,7 +654,7 @@ using CollisionTagBitset = std::bitset<MaxTagBits>;

// true if at least `needed` entries in `range` satisfy `passes(entry, sel)`. The one primitive
// every per-collision tagging check below is built from; a new particle type only ever needs a
// new `passes` function (trackPasses/lambdaPasses/k0shortPasses above are examples), never a new
// new `passes` function (trackPasses/signedV0Passes/k0shortPasses above are examples), never a new
// copy of this loop.
template <typename Range, typename Selection, typename PassesFn>
inline bool hasAtLeast(Range const& range, Selection const& sel, PassesFn const& passes, int needed = 1)
Expand Down
Loading
Loading