tree 2137cfd7b533ccaf081aae3c907dd00fc12b5a87
parent ca9f38634fcf3f782eb59db1894046aa117e857a
author Stephen White <senorblanco@chromium.org> 1707331378 +0000
committer Dawn LUCI CQ <dawn-scoped@luci-project-accounts.iam.gserviceaccount.com> 1707331378 +0000

GLSL: run OFI if any stage uses firstInstance.

Run the OffsetFirstIndex transform if either the vertex or fragment
stage uses instance_index.

This requires cooperation from Dawn, since Tint is unaware of the
other shader stages being compiled.

Bug: dawn:2185
Change-Id: Id6f019da2b9acb4bde0cca888920dc6e969109b0
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/173741
Reviewed-by: Ben Clayton <bclayton@google.com>
Commit-Queue: Stephen White <senorblanco@chromium.org>
Reviewed-by: Austin Eng <enga@chromium.org>
Kokoro: Stephen White <senorblanco@chromium.org>