GL: implement buffer shadowing for MapAsync() Adds a new toggle, ShadowCopyMapWrite, that uses the host-side shadow copy when MapAsync() is called with MapWrite. This allows the specific code sequence of MapAsync() immediately followed by WaitAny() (as used by Graphite) to be called on any thread even in deferral, since the serial is not incremented between those two calls. Change-Id: I2e575d3bed090e5c695347be1f01967caa1a60bd Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/293455 Reviewed-by: Corentin Wallez <cwallez@chromium.org> Commit-Queue: Stephen White <senorblanco@chromium.org> Reviewed-by: David Neto <dneto@google.com>
Dawn is an open-source and cross-platform implementation of the WebGPU standard. More precisely it implements webgpu.h that is a one-to-one mapping with the WebGPU IDL. Dawn is meant to be integrated as part of a larger system and is the underlying implementation of WebGPU in Chromium.
Dawn provides several WebGPU building blocks:
webgpu.h version that Dawn implements.webgpu.h.Helpful links:
Developer documentation:
User documentation: (TODO, figure out what overlaps with the webgpu.h docs)
BSD 3-Clause License, please see LICENSE.
This is not an officially supported Google product.