Re: [PATCH v13 0/3] MR4915: d3d9: Implement Direct3DCreate9On12().

[Elizabeth Figura (＠zfigura)]

Elizabeth Figura (@zfigura) commented about dlls/d3d9/device.c:
> }
>
> +    if (IsEqualGUID(riid, &IID_IDirect3DDevice9On12))
> +    {
> +        struct d3d9_device *device = impl_from_IDirect3DDevice9Ex(iface);
> +
> +        if (!device->d3d_parent->d3d9on12)
> +        {
> +            WARN("IDirect3D9 instance wasn't created with D3D9On12 enabled, returning E_NOINTERFACE.\n");
> +            *out = NULL;
> +            return E_NOINTERFACE;
> +        }
> +
> +        FIXME("pD3D12Device value is not being checked if it matches the d3d9 device\n");
> +
> +        device->IDirect3DDevice9On12_iface.lpVtbl = &d3d9on12_vtbl;

Please initialize it on creation, like all other vtbls.

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https://gitlab.winehq.org/wine/wine/-/merge_requests/4915#note_75681