Re: [PATCH 0/2] MR8243: d2d1: Support creating bitmap from DXGI subresource surface.

[Nikolay Sivov (＠nsivov)]

Nikolay Sivov (@nsivov) commented about dlls/d2d1/bitmap.c:
>  bitmap->options = desc->bitmapOptions;
>
>  if (d2d_device_context_is_dxgi_target(context))
> -
>    ID3D11Resource_QueryInterface(resource, &IID_IDXGISurface, (void **)&bitmap->surface);
> -
>    d2d_get_surface_from_resource(resource, subresource_idx, &IID_IDXGISurface, (void **)&bitmap->surface);
>
> ID3D11Resource_GetDevice(resource, &d3d_device);
>    if (bitmap->options & D2D1_BITMAP_OPTIONS_TARGET)
>    {
> -
>    if (FAILED(hr = ID3D11Device_CreateRenderTargetView(d3d_device, resource, NULL, &bitmap->rtv)))
> -
>    if (d2d_resource_need_view_desc(resource))

We could use ~0u for subresource index to indicate whole resource, this will make this check unnecessary.