[wined3d] fix for BltOverride

[Karsten Elfenbein]

This change for the non scaled BltOverride should allow correct usage of
src and dest rect. So the content ends up where it is supposed to be.
It is needed for a correct Frontbuffer capture while running in a
window. (next mail)

[Stefan Dösinger]

Am Donnerstag 19 Oktober 2006 00:44 schrieb Karsten Elfenbein:
> This change for the non scaled BltOverride should allow correct usage of
> src and dest rect. So the content ends up where it is supposed to be.
> It is needed for a correct Frontbuffer capture while running in a
> window. (next mail)
> Ah right, it is a good idea to use the passed rectangle and not the surface 
> size.

Patch looks good to me, I think you can send it to wine-patches