2ef5063ad7
V1: Add multisample positions (Nanley)
V2: Fix 8x sample positions to match OpenGL (Anuj)
V3: Vulkan has standard sample locations. They need not be same as
in OpenGL. (Anuj)
Signed-off-by: Anuj Phogat <anuj.phogat@gmail.com>
Reviewed-by: Jason Ekstrand <jason@jlekstrand.net>