Files
Shadowbroker/frontend/src/components
csysp 10960c5a3f perf: wrap interpFlight/Ship/Sat in useCallback to prevent spurious re-renders
interpFlight, interpShip, and interpSat were plain arrow functions
recreated on every render. Because interpTick fires every second,
TrackedFlightLabels received a new function reference every second
(preventing memo bailout) and all downstream useMemos closed over
these functions re-executed unnecessarily.

Wrap all three in useCallback([dtSeconds]) — dtSeconds is their
only reactive closure variable; interpolatePosition is a stable
module-level import and does not need to be listed.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

Former-commit-id: 84c3c06407afa5c0227ac1b682cca1157498d1a5
2026-03-13 21:18:51 -06:00
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