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docs(scroll): Vegas no longer opts into sub-pixel blending

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Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
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Chuck
2026-09-23 21:50:20 -04:00
co-authored by Claude Opus 5.5
parent 0a2ce58026
commit 6c01c2b493
1 changed files with 4 additions and 1 deletions
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docs/SCROLL_PERFORMANCE.md
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@@ -207,7 +207,10 @@ Fixed by rebuilding the binding: `scripts/build_rgbmatrix_nogil.sh`.
### 3. Sub-pixel blending was wrong for this display
Enabling it made things worse, not better — see the rule at the top. It is off
by default and only Vegas mode opts in via `set_sub_pixel_scrolling(True)`.
by default everywhere. Vegas mode used to opt in; it now scrolls in whole
pixels locked to the refresh like the plugin tickers, and keeps the blend only
behind `display.vegas_scroll.sub_pixel_blend` (default `false`). The blend is
also why text looked anti-aliased in the web preview while the panel shimmered.
### 4. Frame-based stepping raced the vsync clock