Files
LEDMatrix/src/vegas_mode
efe76d3add perf: hot-path micro fixes in the render loop (#403)
* perf: hot-path micro fixes in the render loop

- _check_wifi_status_message stat'd the status file on every render
  iteration (60+ fps) for a message whose lifetime is seconds; throttle
  the check to 1 Hz with a cached result.
- Demote the per-iteration "Display active, processing mode" INFO to
  DEBUG and convert the remaining eager f-string logs to lazy % args —
  the devpi baseline showed ~9 journald lines/sec, which is both noise
  and SD-card wear.
- Vegas cycle-end blank frame: hoist the inline PIL import and reuse a
  preallocated buffer instead of allocating per cycle wrap.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01FqzC1nzTWL4kaqgMaQZFam

* fix: initialise wifi-status throttle state in __init__

Codacy (pylint access-member-before-definition) on #403: the throttled
early-return read _wifi_status_last_result relying on the non-local
invariant that the first call always passes the throttle window and
assigns it. Correct at runtime, but fragile — initialise both throttle
fields in the constructor and drop the getattr fallback.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01FqzC1nzTWL4kaqgMaQZFam

---------

Co-authored-by: Chuck <chuck@example.com>
Co-authored-by: Claude Fable 5 <noreply@anthropic.com>
2026-07-13 09:23:25 -04:00
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2026-01-29 10:23:56 -05:00