[v2 PATCH] dxgi: Translate DXGI_USAGE_UNORDERED_ACCESS to corresponding wined3d bind flag.

[Henri Verbeet]

On Fri, 8 May 2020 at 22:44, Nikolay Sivov <nsivov at codeweavers.com> wrote:
> On 5/8/20 9:10 PM, Henri Verbeet wrote:
> > On Fri, 8 May 2020 at 22:20, Nikolay Sivov <nsivov at codeweavers.com> wrote:
> >> On 5/8/20 8:40 PM, Henri Verbeet wrote:
> >>> Does DXGI_USAGE_UNORDERED_ACCESS really need a device created with
> >>> D3D11CreateDevice()? (As opposed to e.g. just D3D_FEATURE_LEVEL_11_0.)
> >> D3D10CreateDevice1() doesn't work for me with feature level 11, both
> >> with 10_1 sdk and 11 sdk flag.How do I create this without d3d11 functions?
> > Maybe it's not possible, and we should validate the feature level in
> > the d3d10core and d3d10_1 functions. (I don't think we currently do in
> > Wine.) Still, if it depends on the feature level, D3D11CreateDevice()
> > with D3D_FEATURE_LEVEL_10_0/D3D_FEATURE_LEVEL_10_1 would not work
> > either.
> I mean I tried on Windows. What we do with in wine is separate from
> passing flags through.
>
> Your point is that I should use strict feature level 11 with d3d11 function,
> excluding 10.1/10 when creating device? Or is using d3d11 function bad
> for some reason?

Well, it depends on how it works. If it only works with feature level
11, then yes, we should require that. If it also works with feature
level 10 or 10.1, it seems odd that it would require the device to be
created with D3D11CreateDevice().