tree 47c958c693782acaeff458235e94fee34faf900f
parent 944a68db9491cf72c2adac6a7d7282b5788fff67
author Yan,Shaobo <shaobo.yan@intel.com> 1714967847 +0000
committer Dawn LUCI CQ <dawn-scoped@luci-project-accounts.iam.gserviceaccount.com> 1714967847 +0000

Support Coord Transformation for TextureLoadExternal()

TextureLoadExternal() is the helper function to support builtin function
TextureLoad() work with ExternalTexture. The major usage of
ExternalTexture is storing video related contents.

There are videos contains metadata guided player to do some transformation
e.g. rotate, mirror before presenting frame on screen. Previous
TextureLoadExternal() doesn't has ability to handle these transformations.

This CL pass more infos for TextureLoadExternal() so that it could deal with transformation.

Bug: chromium:41487285
Change-Id: Ib78148d4499508a3b4db0833cab9971edea65df0
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/181081
Reviewed-by: Austin Eng <enga@chromium.org>
Commit-Queue: Shaobo Yan <shaobo.yan@intel.com>