[Mesa-dev] [PATCH] radv/gfx9: add 3d sampler image->buffer copy shader. (v2)

[Dave Airlie]

On 21 December 2017 at 03:46, Alex Smith <asmith at feralinteractive.com> wrote:
> Looks like blit2d needs this fix as well - been debugging an issue that's
> turned out to be due to a corrupted copy of a 3D texture with CmdCopyImage.
> I can do that tomorrow.

I already wrote that as well,

https://github.com/airlied/mesa/tree/radv-wip-vega-3d

>
> However, I did notice that with KHR_maintenance1, it seems like creating 2D
> views of 3D textures (and binding them to 2D samplers) is expected to work -
> see VK_IMAGE_CREATE_2D_ARRAY_COMPATIBLE_BIT_KHR. Is there no way to make
> that work on GFX9?

I'm not sure I assume there is some way, I just haven't seen a failing
CTS test yet,
which leads me to believe cts coverage in some of this stuff is
lacking, since we only
seem to fail when we get down into lower mipmaps.

Dave.