d7d64f1091
While an input attachment may only take on one of those two layouts, other depth/stencil attachments that use the same image may have HiZ-enabled layouts. Improves the average frame rate on a release candidate of a proprietary Vulkan benchmark by 9.94% over 3 runs on my SKL GT4. Signed-off-by: Nanley Chery <nanley.g.chery@intel.com> Reviewed-by: Jason Ekstrand <jason@jlekstrand.net>