LGTM1 On Thursday, May 14, 2026 at 1:24:51 AM UTC-7 Chromestatus wrote:
> *Contact emails* > [email protected] > > *Explainer* > https://github.com/gpuweb/gpuweb/blob/main/proposals/immediate-data.md > > *Specification* > https://github.com/gpuweb/gpuweb/pull/5423 > > *Summary* > Functionality added to the WebGPU spec after its first shipment in a > browser. Adds a new immediate address space in WGSL and a > setImmediateData() method on render pass, compute pass, and render bundle > encoders that allows passing small amounts of frequently-updated data > directly to shaders without creating GPU buffer objects or bind groups. > This is particularly useful for applications that need to update per-draw > parameters such as object indices, material indices, or transformation > matrices every draw call, enabling significant performance improvements by > avoiding buffer and bind group management overhead. > > *Blink component* > Blink>WebGPU > <https://issues.chromium.org/issues?q=customfield1222907:%22Blink%3EWebGPU%22> > > *Web Feature ID* > webgpu <https://webstatus.dev/features/webgpu> > > *Motivation* > This is particularly useful for applications that need to update per-draw > parameters such as object indices, material indices, or transformation > matrices every draw call, enabling significant performance improvements by > avoiding buffer and bind group management overhead > > *Initial public proposal* > https://github.com/gpuweb/gpuweb/pull/5423 > > *TAG review* > *No information provided* > > *TAG review status* > Pending > > *Goals for experimentation* > None > > *Risks* > > > *Interoperability and Compatibility* > This feature has been approved in W3C GPU for the Web WG meetings > including participants from WebKit and Firefox: > https://github.com/gpuweb/gpuweb/pull/5423 > > *Gecko*: Positive ( > https://github.com/gpuweb/gpuweb/pull/5423#pullrequestreview-42388072000) > Approved > related WebGPU spec PR. > > *WebKit*: Positive ( > https://github.com/gpuweb/gpuweb/pull/5423#issuecomment-3499601340) (Link > above is to near-final review.) Specification approval constitutes a > positive signal, per > https://github.com/WebKit/standards-positions/issues/294#issuecomment-1877411933 > > *Web developers*: Positive > https://github.com/gpuweb/gpuweb/issues/75#issuecomment-1092445344 > > *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? > *No information provided* > > > *Debuggability* > *No information provided* > > *Will this feature be supported on all six Blink platforms (Windows, Mac, > Linux, ChromeOS, Android, and Android WebView)?* > No > All platforms will eventually have support. Will immediately be available > on Android, Android WebView, ChromeOS, Mac, and Windows, where hardware > support is available. 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>?* > Yes > WebGPU/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. > https://github.com/gpuweb/cts/pulls?q=is%3Apr+is%3Aclosed+immediates > > *Flag name on about://flags* > *No information provided* > > *Finch feature name* > UnsafeFeatures > > *Rollout plan* > Will ship enabled for all users > > *Requires code in //chrome?* > False > > *Tracking bug* > https://issues.chromium.org/issues/366291600 > > *Availability expectation* > All platforms will eventually have support. Will immediately be available > on Android, Android WebView, ChromeOS, Mac, and Windows, where hardware > support is available. Linux is planned to have WebGPU support in the > future, so this feature will become available when WebGPU does. > > *Estimated milestones* > > No milestones specified > > > *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). > *No information provided* > > *Link to entry on the Chrome Platform Status* > https://chromestatus.com/feature/5199437611794432?gate=6420569794936832 > > 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/55f6c341-6dc1-4b39-905d-41e4d2058992n%40chromium.org.
