As someone less familiar with this area I'm having a hard time understanding what this is for. Could you share more context about this addition and the use cases motivating it, or even better, put together a short explainer doc that does so?
-- Dan On Friday, September 19, 2025 at 7:59:01 AM UTC-7 [email protected] wrote: > LGTM1 > On 9/18/25 9:49 p.m., Chromestatus wrote: > > *Contact emails* > [email protected] > > *Explainer* > None > > *Specification* > https://www.w3.org/TR/webgpu/#texture-formats-tier1 > > *Summary* > Extend GPU texture format support with capabilities like render > attachment, blending, multisampling, resolve and storage_binding. > > *Blink component* > Blink>WebGPU > <https://issues.chromium.org/issues?q=customfield1222907:%22Blink%3EWebGPU%22> > > *Web Feature ID* > webgpu <https://webstatus.dev/features/webgpu> > > *TAG review* > None > > *TAG review status* > Not applicable > > *Risks* > > > *Interoperability and Compatibility* > None > > *Gecko*: No signal ( > https://github.com/mozilla/standards-positions/issues/1205) > > *WebKit*: Closed Without a Position ( > https://github.com/WebKit/standards-positions/issues/294#issuecomment-1877411933 > ) > > *Web developers*: Positive (https://github.com/gpuweb/gpuweb/issues/3837) > > *Other signals*: > > *WebView application risks* > > Does this intent deprecate or change behavior of existing APIs, such that > it has potentially high risk for Android WebView-based applications? None > > > *Debuggability* > None > > *Will this feature be supported on all six Blink platforms (Windows, Mac, > Linux, ChromeOS, Android, and Android WebView)?* > NoAll platforms will eventually have support. Will immediately be > available on Android, Android WebView, ChromeOS, Mac, and Windows, since > those platforms already support WebGPU. Linux is planned to have WebGPU > support in the future, so this feature will become available when WebGPU > does. > > *Is this feature fully tested by web-platform-tests > <https://chromium.googlesource.com/chromium/src/+/main/docs/testing/web_platform_tests.md>?* > YesWebGPU/WGSL have a conformance test suite ( > https://github.com/gpuweb/cts) that is regularly pulled into Chromium and > part of the testing of Dawn/Tint in Chromium. While the CTS can be embedded > in WPT, the WebGPU team opted to keep it separate in Chromium testing to > use a customized harness for robustness and performance. All the tests > about this feature in WebGPU CTS can be found through > https://github.com/search?q=repo%3Agpuweb%2Fcts+texture-formats-tier&type=code > > *Flag name on about://flags* > Enable Unsafe WebGPU > > *Finch feature name* > WebGPU.Enabled:UnsafeFeatures > > *Rollout plan* > Will ship enabled for all users > > *Requires code in //chrome?* > False > > *Tracking bug* > https://issues.chromium.org/issues/445725447 > > *Estimated milestones* > Shipping on desktop 142 > Shipping on Android 142 > Shipping on WebView 142 > > *Anticipated spec changes* > > Open questions about a feature may be a source of future web compat or > interop issues. Please list open issues (e.g. links to known github issues > in the project for the feature specification) whose resolution may > introduce web compat/interop risk (e.g., changing to naming or structure of > the API in a non-backward-compatible way). None > > *Link to entry on the Chrome Platform Status* > https://chromestatus.com/feature/5116926821007360?gate=5198559351799808 > > This intent message was generated by Chrome Platform Status > <https://chromestatus.com>. > > -- > You received this message because you are subscribed to the Google Groups > "blink-dev" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion visit > https://groups.google.com/a/chromium.org/d/msgid/blink-dev/68ccb6ac.2b0a0220.28e063.02ac.GAE%40google.com > > <https://groups.google.com/a/chromium.org/d/msgid/blink-dev/68ccb6ac.2b0a0220.28e063.02ac.GAE%40google.com?utm_medium=email&utm_source=footer> > . > > -- You received this message because you are subscribed to the Google Groups "blink-dev" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion visit https://groups.google.com/a/chromium.org/d/msgid/blink-dev/ca7fecb9-59d7-4b65-a1c0-3b7a7c55d7cen%40chromium.org.
