tree b371a1cc69fa4e66c2a17823823e6a8bbaafbdf5
parent a5c0c8f6be6f4feabfb4a45fc9114a653098b39c
author Jiawei Shao <jiawei.shao@intel.com> 1634691528 +0000
committer Dawn LUCI CQ <dawn-scoped@luci-project-accounts.iam.gserviceaccount.com> 1634691528 +0000

D3D12: Support [[num_workgroups]] for Dispatch

This patch implements [[num_workgroups]] on the API side for
Dispatch() calls by setting num_workgroups.xyz as root constants.

This patch also adds a temporary validation that on D3D12 backend
using a compute pipeline with [[num_workgroups]] in a
DispatchIndirect call is not supported.

BUG=dawn:839
TEST=dawn_end2end_tests

Change-Id: Iaee2ffd162e9420e4e80944fbb222f10a4600c6a
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/66580
Reviewed-by: Corentin Wallez <cwallez@chromium.org>
Reviewed-by: Austin Eng <enga@chromium.org>
Commit-Queue: Jiawei Shao <jiawei.shao@intel.com>