tree f6d46e43bbe2e982d353cbdc86c89a23c4f4fb4d
parent d263d752ac356f610e59dc453f5607fbd887fbfa
author Jiawei Shao <jiawei.shao@intel.com> 1552627001 +0000
committer Commit Bot service account <commit-bot@chromium.org> 1552627001 +0000

Add validation on the sample count of the depth stencil attachment

This patch adds a missing validation on the sample count of the depth
stencil attachment when calling CommandEncoder.BeginRenderPass().

According to D3D SPEC, when MSAA is used, all bound render targets and
depth buffers must have the same sample count and quality.

BUG=dawn:56
TEST=dawn_unittests

Change-Id: I719995b80f89e5139711c97a4bf76ba479919ad1
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/5621
Commit-Queue: Jiawei Shao <jiawei.shao@intel.com>
Reviewed-by: Kai Ninomiya <kainino@chromium.org>