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

[Natalia Portillo]

I don't think the nVidia GeForce FX has GDI acceleration.

So how is it accelereting 2D applications (not games, so GDI not DirectDraw) in 
Windows 95?

On Thu, 13 May 2004 10:56:30 +0100
Jamie Burns <address@hidden> wrote:

> I double that. GDI and DirectDraw are different things.
> 
> Nearly all cards have for some years supported *both* GDI acceleration (from
> Windows 3.1 days...) and DirectDraw acceleration (from Windows 95 days...).
> Although they support both, they are different sets of code for different
> purposes.
> 
> ----- Original Message ----- 
> From: "Filip Navara" <address@hidden>
> To: <address@hidden>
> Sent: Thursday, May 13, 2004 8:53 AM
> Subject: Re: [Qemu-devel] QEMU Video Driver for Win NT-based systems
> 
> 
> > 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
> >
> >
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> 
> 
> 
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