Bug 249682 - Certain pages in Safari aren't rendering correctly on Studio Display because of CSS filters
Summary: Certain pages in Safari aren't rendering correctly on Studio Display because ...
Status: NEW
Alias: None
Product: WebKit
Classification: Unclassified
Component: Layout and Rendering (show other bugs)
Version: Safari 16
Hardware: Mac (Apple Silicon) macOS 13
: P2 Normal
Assignee: Nobody
URL: https://zed.dev/docs/general/getting-...
Keywords: InRadar
Depends on:
Blocks:
 
Reported: 2022-12-20 15:47 PST by JosephTLyons
Modified: 2023-01-24 15:25 PST (History)
5 users (show)

See Also:


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Description JosephTLyons 2022-12-20 15:47:53 PST
If I view [this page][1], the page is blank.  If I move my mouse around on it, elements bits and pieces of the elements appear.

It started happening for me macOS 13.01, but is still present in 13.1.  I notice that Mozilla and Chrome are fine, but [Orion][2] has the same bug.  WebKit seems to be the common thing between Safari and Orion, but I haven't found any issues listed anywhere, for Safari, Orion, or WebKit.

Another weird fact is that, as soon as I focus on another window, all of the elements on the page render entirely, but as soon as I focus back on the page, they a disappear.

**Update**

I'm using a Studio Display and the issue seems to be there when Safari is using the entirety of the Studio Display.  As soon as I shrink the browser down to fit on the 16 inch display of my MacBook, it goes away.  When I move that shrunken version over to the Studio Display, the issue isn't there.  When I expand the width of the browser to fit the width of the Studio Display, the issue isn't there.  When I expand the height of the browser to fit the height of the Studio Display, the issue occurs.

[![enter image description here][3]][3]


  [1]: https://zed.dev/docs/general/getting-started
  [2]: https://browser.kagi.com
  [3]: https://i.stack.imgur.com/H6jEl.png



https://discussions.apple.com/thread/254474425?login=true&page=1
https://orionfeedback.org/d/3959-rendering-of-a-specific-page-is-broken
https://apple.stackexchange.com/questions/451973/rendering-issues-in-safari-on-macos-ventura
Comment 1 JosephTLyons 2022-12-20 15:49:24 PST
Ooops, forgot to convert the link types to work with this forum.  My apologies.
Comment 2 Radar WebKit Bug Importer 2022-12-21 22:36:32 PST
<rdar://problem/103626371>
Comment 3 Simon Fraser (smfr) 2023-01-24 14:40:31 PST
This is caused by the CSS drop-shadow filter. There's a max buffer size for filter input.