Re: [Qemu-devel] QEMU Video Driver for Win NT-based systems

[Filip Navara]

Natalia Portillo wrote:

> Then, why do you require DirectDraw support for activating acceleration?
> Is simply.
>
> When no acceleration is, the GDI calls are rendered manually, when it is 
> activated, they are rendered through DirectDraw.
>  
No they aren't. Please trust me on this, I know quite a bit of details 
of the Windows NT (and 9x also) architecture and this is just not true.

http://msdn.microsoft.com/library/default.asp?url=/library/en-us/graphics/hh/graphics/dispvid_2003_7z53.asp

- Filip