Switch – Make radial-gradient() antialiasing independent of device pixel ratio
#465
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Mahek-Vasoya
approved these changes
Aug 22, 2025
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Update the
Switchcomponent to use slightly smarter antialiasing for CSSradial-gradient(). To makeradial-gradient()smooth in CSS we need a small bit of antialiasing, however the amount of antialiasing we need depends on the current screen's device pixel width (including the current zoom factor).Before, we always just used 1px. This PR updates the logic by using
window.devicePixelRatio, as described in this article.Example of
Switchat higher zoom levels (previously this would have blurry edges):