Contact [email protected]

Explainer
https://github.com/DevSDK/css-trigonometric-functions/blob/main/Explainer.md

Specificationhttps://www.w3.org/TR/css-values-4/#trig-funcs

Summary

Add trigonometric functions sin(), cos(), tan(), asin(), acos(), atan(),
atan2() to CSS math expressions.

Resolving relative length on atan2() has tricky problems. So, Using its
double value for now.

FYR: https://crbug.com/1392594 Gecko:
https://bugzilla.mozilla.org/show_bug.cgi?id=1802744 Webkit:
https://bugs.webkit.org/show_bug.cgi?id=248513 CSSWG:
https://github.com/w3c/csswg-drafts/issues/8169


Blink componentBlink>CSS
<https://bugs.chromium.org/p/chromium/issues/list?q=component:Blink%3ECSS>

Search tagscss <https://chromestatus.com/features#tags:css>, trigonometric
function <https://chromestatus.com/features#tags:trigonometric%20function>,
sin <https://chromestatus.com/features#tags:sin>, cos
<https://chromestatus.com/features#tags:cos>, tan
<https://chromestatus.com/features#tags:tan>, asin
<https://chromestatus.com/features#tags:asin>, acos
<https://chromestatus.com/features#tags:acos>, atan
<https://chromestatus.com/features#tags:atan>, atan2
<https://chromestatus.com/features#tags:atan2>

TAG reviewNot required

TAG review statusNot applicable

Risks


Interoperability and Compatibility

This feature will improve web compatibility, as we are adding support for a
feature that WebKit and Gecko already support


*Gecko*: Shipped/Shipping (
https://bugzilla.mozilla.org/show_bug.cgi?id=1774589)

*WebKit*: Shipped/Shipping (https://bugs.webkit.org/show_bug.cgi?id=203311)

*Web developers*: No signals

*Other signals*:

Debuggability

Automatically supported as a CSS feature in DevTools


Will this feature be supported on all six Blink platforms (Windows, Mac,
Linux, Chrome OS, Android, and Android WebView)?Yes

Is this feature fully tested by web-platform-tests
<https://chromium.googlesource.com/chromium/src/+/main/docs/testing/web_platform_tests.md>
?Yes

Flag nameRequires code in //chrome?False

Tracking bughttps://bugs.chromium.org/p/chromium/issues/detail?id=1190444

Launch bughttps://bugs.chromium.org/p/chromium/issues/detail?id=1190444

Estimated milestones

111

Link to entry on the Chrome Platform Status
https://chromestatus.com/feature/5165381072191488

Links to previous Intent discussionsIntent to prototype:
https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CAPzLR4KH9tBj26wbiAC%3DYhshFDYv66fM9LW-ZuPmeSDrzzxEyg%40mail.gmail.com


This intent message was generated by Chrome Platform Status
<https://chromestatus.com/>.

-- 
Regards,
Seokho

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