[webkit-changes] [WebKit/WebKit] ad3536: Backdrop-filter: blur() with a transparent backdro...

[mattwoodrow]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: ad353604370c322f67b905d964c46a1d744105fb
      https://github.com/WebKit/WebKit/commit/ad353604370c322f67b905d964c46a1d744105fb
  Author: Matt Woodrow <mattwoodrow at apple.com>
  Date:   2023-09-25 (Mon, 25 Sep 2023)

  Changed paths:
    M Source/WebCore/platform/graphics/ca/cocoa/PlatformCAFiltersCocoa.mm

  Log Message:
  -----------
  Backdrop-filter: blur() with a transparent backdrop renders incorrectly.
https://bugs.webkit.org/show_bug.cgi?id=176830
<rdar://34470317>

Reviewed by Simon Fraser.

I haven't found a good way to test this that isn't super fuzzy unfortunately.

* Source/WebCore/platform/graphics/ca/cocoa/PlatformCAFiltersCocoa.mm:
(WebCore::PlatformCAFilters::setFiltersOnLayer):

Canonical link: https://commits.webkit.org/268426@main