Closed
Bug 1696470
Opened 4 years ago
Closed 3 years ago
Scrolling https://colorjs.io/ appears to spend large time in style
Categories
(Core :: CSS Parsing and Computation, task)
Core
CSS Parsing and Computation
Tracking
()
RESOLVED
INVALID
People
(Reporter: mayankleoboy1, Unassigned)
Details
Attachments
(1 file)
30.99 KB,
text/plain
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Details |
- Go to https://colorjs.io/
- Let the page load for 10-15 seconds
- Scroll to the bottom of the page where there is a greenish grid on the right
- Keeping this grid in view, scroll the page up and down a bit
ER: Smooth scrolling
AR: micro janks
Profile with sequential styling and ublock disabled : https://share.firefox.dev/30cwKvv
Reporter | ||
Comment 1•4 years ago
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Comment 2•4 years ago
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They change a custom property on the root element every time we scroll. That's a full-document restyle right there :(
Reporter | ||
Comment 3•3 years ago
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If there is n0thing much acti0nab1e here, I am happy t0 c10se this bug
Flags: needinfo?(emilio)
Comment 4•3 years ago
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Yeah, I don't think we can improve this one a whole lot. On fast machines the restyle is <16ms which means no jank, but it's still a bunch of work.
Status: NEW → RESOLVED
Closed: 3 years ago
Flags: needinfo?(emilio)
Resolution: --- → INVALID
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Description
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