NEW 260224
3D transforms with scaleZ(0) don't get rendered, even when combined with other transforms using preserve-3d 
https://bugs.webkit.org/show_bug.cgi?id=260224
Summary 3D transforms with scaleZ(0) don't get rendered, even when combined with othe...
Matt Woodrow
Reported 2023-08-15 15:13:28 PDT
We only want to cull layers when the final transformation matrix (including all preserve-3d ancestors) has a z scale component of 0, not when any individual element transform has one. Affected tests: compositing/geometry/clipped-out-perspective.html compositing/overlap-blending/opacity-and-infinity.html imported/w3c/web-platform-tests/css/css-transforms/perspective-split-by-zero-w.html imported/w3c/web-platform-tests/css/css-transforms/preserve3d-and-filter-with-perspective.html imported/w3c/web-platform-tests/css/css-transforms/preserve3d-pseudo-element.html imported/w3c/web-platform-tests/css/css-transforms/transform-table-009.html imported/w3c/web-platform-tests/css/css-transforms/transform-table-010.html imported/w3c/web-platform-tests/css/css-transforms/transform-table-011.html imported/w3c/web-platform-tests/css/css-transforms/transform3d-preserve3d-011.html
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Radar WebKit Bug Importer
Comment 1 2023-08-15 15:13:48 PDT
<rdar://problem/113930861>
EWS
Comment 2 2023-08-17 17:02:52 PDT
Test gardening commit 267019@main (68366e68d39d): <https://commits.webkit.org/267019@main> Reviewed commits have been landed. Closing PR #16816 and removing active labels.
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