Austin Eng f35420dfca D3D12: Add IndexBufferTracker
Setting an index buffer is dependent on getting the index format
from the pipeline. This adds a tracker to lazily apply the index
format before a draw call if it changes.

Bug: dawn:201
Change-Id: I83c87cc950bf6c93637dd14765c340c97b461061
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/11001
Commit-Queue: Austin Eng <enga@chromium.org>
Reviewed-by: Corentin Wallez <cwallez@chromium.org>
Reviewed-by: Kai Ninomiya <kainino@chromium.org>
2019-09-09 21:26:01 +00:00
..
2019-09-09 21:26:01 +00:00