Branch: refs/heads/main
Home: https://github.com/WebKit/WebKit
Commit: 18f57e99c9fe0f558b8798b9c22e380cab6685f8
https://github.com/WebKit/WebKit/commit/18f57e99c9fe0f558b8798b9c22e380cab6685f8
Author: Sam Weinig <[email protected]>
Date: 2026-01-08 (Thu, 08 Jan 2026)
Changed paths:
M
LayoutTests/imported/w3c/web-platform-tests/css/css-backgrounds/animations/border-width-interpolation-expected.txt
M
LayoutTests/imported/w3c/web-platform-tests/css/css-multicol/animation/column-rule-width-interpolation-expected.txt
M
LayoutTests/imported/w3c/web-platform-tests/css/css-ui/animation/outline-width-interpolation-expected.txt
M
LayoutTests/imported/w3c/web-platform-tests/css/css-ui/animation/outline-width-interpolation.html
R
LayoutTests/platform/ios/imported/w3c/web-platform-tests/css/css-multicol/animation/column-rule-width-interpolation-expected.txt
M Source/WebCore/style/values/backgrounds/StyleLineWidth.cpp
M Source/WebCore/style/values/backgrounds/StyleLineWidth.h
Log Message:
-----------
`border-*-width`, `outline-width` and `column-rule-width` don't pixel snap
during CSS animations
https://bugs.webkit.org/show_bug.cgi?id=304945
Reviewed by Darin Adler.
Overload interpolation for `Style::LineWidth` to apply pixel snapping
during animations. Refactors pixel snapping code into a helper and added
spec link and documentation.
*
LayoutTests/imported/w3c/web-platform-tests/css/css-backgrounds/animations/border-width-interpolation-expected.txt:
*
LayoutTests/imported/w3c/web-platform-tests/css/css-multicol/animation/column-rule-width-interpolation-expected.txt:
*
LayoutTests/imported/w3c/web-platform-tests/css/css-ui/animation/outline-width-interpolation-expected.txt:
*
LayoutTests/imported/w3c/web-platform-tests/css/css-ui/animation/outline-width-interpolation.html:
*
LayoutTests/platform/ios/imported/w3c/web-platform-tests/css/css-multicol/animation/column-rule-width-interpolation-expected.txt:
Removed.
* Source/WebCore/style/values/backgrounds/StyleLineWidth.cpp:
* Source/WebCore/style/values/backgrounds/StyleLineWidth.h:
Canonical link: https://commits.webkit.org/305272@main
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