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austinvhuang | 1 year ago

Yes wgpu is a much lighter build and has a lot going for it.

The situation has gotten a lot better for both dawn and wgpu integration in C++ with:

https://github.com/eliemichel/WebGPU-distribution/

Getting a shared library build was a revelation though, credit to:

https://github.com/jspanchu/webgpu-dawn-binaries

because the FetchContent cache invalidations would still periodically lead to recompiling which gets quite annoying. When it's just a matter of linking you get few-second builds consistently. The cost is we'll have a bit of hardening around potential ABI bugs but it's ultimately worth it.

We'll work towards wgpu support. There's some sharp edges in the non-overlap w/ dawn which seem most pronounced with the async handling (which is pretty critical), but I don't think anything is a hard blocker.

discuss

order

thrtythreeforty|1 year ago

WebGPU-distribution is news to me; thanks for the link!