[CentOS] Re: dragging windows leaves traces -- running older GeForce drivers on newer cards

[Robin Mordasiewicz]

On Mon, 6 Jun 2005, Bryan J. Smith <b.j.smith at ieee.org> wrote:
> From: Robin Mordasiewicz <robin at bullseye.tv>
>> I have an excellent nvidia graphics card, I get excellent fps, all agp
>> features are installed correctly etc.
>
> In Windows or Linux?  And by "all agp features are installed correctly,"
> what do you mean and how are you getting this?

[root at zephyr config]# cat /proc/driver/nvidia/agp/status
Status:          Enabled
Driver:          NVIDIA
AGP Rate:        4x
Fast Writes:     Enabled
SBA:             Enabled

I get more than 9000FPS running glxgears so the card is doing well.

>> When I drag windows around wit hthe opaque settings on it leaves traces
>> for a couple milliseconds as it redraws the window, but it just looks so
>> crummy to see.
>
> Hmmm, sounds like a window manager/environment issue, unless you're
> having a video card issue (see below).  What is your desktop environment?
>
>> People make judgements on this type of thing and they think that
>> linux is slow compared to Windows.
>> When I had windows installed on this same machine dragging
>> windows around did not produce any traces.
>
> When you say opaque, do you mean translucent but 0% in Linux?
> Sometimes people enable this feature not realizing that you're
> adding a massive amount of overhead to the software framebuffer
> of the window manager.
>

I mean by showing the window contents while dragging.