[PATCH 4/4] dx8vb: Implement Direct3D8 methods

[Fabian Maurer]

> Regarding the GUIDs, some tests would be great, e.g. showing that d3d8
> does not support them, but dx8vb does.

I somewhat doubt this is necessary, but sure, why not. Should be easy enough 
to add.

> You'll have a mess on your hands with various getter functions. Luckily
> the IDirect3DResource8::{Get/Set}PrivateData methods are helpful for
> textures, surfaces, swapchains and buffers, and in d3d8 shaders are
> DWORD handles and vertex declarations don't exist. So you shouldn't have
> to maintain your own stateblocks.
> 
> D3DSPD_IUNKNOWN is handy for being notified of the destruction of a
> resource. You probably do have to keep your own refcounting and test if
> it works the same way as in real d3d8.

Yes for now it's easy, but it will get more complicated. I still hope I can 
deal with that, though. Thanks for the tips.

Regards,
Fabian Maurer