Can you request reviews for security/privacy/etc in chromestatus? On Fri, Aug 22, 2025 at 10:16 PM Chromestatus < [email protected]> wrote:
> Contact emails [email protected] > > Explainer > https://dawn.googlesource.com/dawn/+/refs/heads/main/docs/tint/extensions/chromium_experimental_primitive_id.md > > Specification > https://gpuweb.github.io/gpuweb/#dom-gpufeaturename-primitive-index > > Summary > > This feature adds a new optional capability to WebGPU that exposes a new > WGSL shader builtin, 'primitive_index'. This builtin provides a > per-primitive index to fragment shaders on supported hardware, similar to > the existing vertex_index and instance_index builtins. The primitive index > is useful for advanced graphical techniques, such as virtualized geometry. > > > Blink component Blink>WebGPU > <https://issues.chromium.org/issues?q=customfield1222907:%22Blink%3EWebGPU%22> > > Search tags webgpu <http:///features#tags:webgpu>, primitive > <http:///features#tags:primitive> > > TAG review None > > TAG review status Pending > > Risks > > > Interoperability and Compatibility > > Little to none. It's a fairly minor feature that all implementors have > voiced support for. The feature is optional and support for it must be > explicitly queried through the standard WebGPU supported features > mechanism. Some hardware doesn't expose it yet, so developers need to > structure their apps to have a fallback path anyway. > > > *Gecko*: No signal > > *WebKit*: No signal > > *Web developers*: No signals > > *Other signals*: > > Ergonomics > > None. > > > Activation > > None. > > > Security > > None. > > > 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 > > WGSL shader feature. Shaders generally lack debugging support in browsers. > > > Will this feature be supported on all six Blink platforms (Windows, Mac, > Linux, ChromeOS, Android, and Android WebView)? Yes > > Feature is widely supported and has equivalents in all Native APIs that > WebGPU is implemented on top of. Some older hardware lacks ability to > report the value, which is why it's an optional feature. > > > Is this feature fully tested by web-platform-tests > <https://chromium.googlesource.com/chromium/src/+/main/docs/testing/web_platform_tests.md> > ? No > > WebGPU CTS tests are a WIP: https://github.com/gpuweb/cts/pull/4435 > > > Flag name on about://flags enable-unsafe-webgpu > > Finch feature name None > > Non-finch justification None > > Rollout plan Will ship enabled for all users > > Requires code in //chrome? False > > Tracking bug https://issues.chromium.org/issues/342172182 > > 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). > None > > Link to entry on the Chrome Platform Status > https://chromestatus.com/feature/6467722716250112?gate=4665168428662784 > > 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/68a8d032.050a0220.8fac8.a218.GAE%40google.com > <https://groups.google.com/a/chromium.org/d/msgid/blink-dev/68a8d032.050a0220.8fac8.a218.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/CAOmohS%2BP74WaABq%2BdYeukKDUvBazGrTk7SnT5QLRj09ZZwrE1w%40mail.gmail.com.
