PaintWorkletGlobalScope: devicePixelRatio property

Limited availability

This feature is not Baseline because it does not work in some of the most widely-used browsers.

Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.

The devicePixelRatio read-only property of the PaintWorkletGlobalScope interface returns the current device's ratio of physical pixels to logical pixels.

Value

A double-precision integer.

Specifications

Specification
CSS Painting API Level 1
# dom-paintworkletglobalscope-devicepixelratio

Browser compatibility

desktop mobile
Chrome
Edge
Firefox
Opera
Safari
Chrome Android
Firefox for Android
Opera Android
Safari on iOS
Samsung Internet
WebView Android
WebView on iOS
devicePixelRatio
Experimental
Chrome – Full support
Chrome 65 (Release date: 2018-03-06)
footnote Full support
Edge – Full support
Edge 79 (Release date: 2020-01-15)
footnote Full support
Firefox – No support
Firefox
footnote
footnote See bug 1302328
Opera – Full support
Opera 52 (Release date: 2018-03-22)
footnote Full support
Safari – No support
Safari
footnote
footnote See bug 190217
Chrome Android – Full support
Chrome Android 65 (Release date: 2018-03-06)
footnote Full support
Firefox for Android – No support
Firefox for Android
footnote
footnote See bug 1302328
Opera Android – Full support
Opera Android 47 (Release date: 2018-07-23)
footnote Full support
Safari on iOS – No support
Safari on iOS
footnote
footnote See bug 190217
Samsung Internet – Full support
Samsung Internet 9 (Release date: 2018-09-15)
footnote Full support
WebView Android – Full support
WebView Android 65 (Release date: 2018-03-06)
footnote Full support
WebView on iOS – No support
WebView on iOS
footnote
footnote See bug 190217

Legend

Tip: you can click/tap on a cell for more information.

Full support
Full support
No support
No support
Experimental. Expect behavior to change in the future.
See implementation notes.

See also