[Webkit-unassigned] [Bug 227339] New: CSS SVG animations getting janked

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=227339

            Bug ID: 227339
           Summary: CSS SVG animations getting janked
           Product: WebKit
           Version: Safari 14
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: Animations
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: visu.rohini at gmail.com
                CC: dino at apple.com, graouts at apple.com

Created attachment 432132

  --> https://bugs.webkit.org/attachment.cgi?id=432132&action=review

Video of the issue

When the css animations is used for the circle the performance is slow and missing the frames. This is not observer when the animation is on svgs.


Reproduction steps

Click on the jank button and observer performance issue

https://codepen.io/rohinikumar4073/pen/zYZVbZw

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