wined3d public api cleanup

[Henri Verbeet]

On 11 September 2015 at 18:34, Riccardo Bortolato <rikyz619 at gmail.com> wrote:
>> Just pass a wined3d_box structure insead of a void pointer. (And
>> passing a wined3d_box structure to wined3d_surface_map() should
>> probably be a preparation patch for that.)
>
> I kept the RECT * because I get 24 hits in wined3d_private.h, it felt
> like the change was too big and needed better thinking but I can
> reverse the decision and pass around a wined3d_box * instead.
>
We'll probably want to consistently use wined3d_box at some point, but
just changing wined3d_surface_map() shouldn't be too hard. We'd
probably like a debug function along the lines of wine_dbgstr_rect()
for boxes, but we don't currently have that for wined3d_volume_map()
either.