Branch: refs/heads/main
Home: https://github.com/WebKit/WebKit
Commit: 6562831a90c9390fdafa623c095d634c5a5885bb
https://github.com/WebKit/WebKit/commit/6562831a90c9390fdafa623c095d634c5a5885bb
Author: Yulun Wu <[email protected]>
Date: 2026-08-05 (Wed, 05 Aug 2026)
Changed paths:
M Source/WebCore/layout/formattingContexts/grid/TrackSizingAlgorithm.cpp
Log Message:
-----------
[GFC] Distribute extra space into non-affected tracks.
https://bugs.webkit.org/show_bug.cgi?id=321053
<rdar://184082252>
Reviewed by Alan Baradlay.
This PR distributes space to non-affected tracks per CSS Grid ยง11.5.1, step 2.3.
https://drafts.csswg.org/css-grid-1/#extra-space
Step 2.1 subtracts the affected size of spanned tracks from the item's
contribution.
Step 2.2 distributes extra space into affected tracks up to their limits.
Step 2.3 subtracts the extra space non-affected tracks can contribute when
sized to their limit.
The increases it computes are discarded, as the step's only purpose is to
decrease
spaceToDistribute for step 2.4. This is because only affected tracks receive
a planned increase in step 2.5.
* Source/WebCore/layout/formattingContexts/grid/TrackSizingAlgorithm.cpp:
(WebCore::Layout::distributeExtraSpace):
Canonical link: https://commits.webkit.org/318647@main
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