Re: [Visualpython-users] high cpu load when idle

[Jonathan B. <jbr...@ea...>]

On Wed, 2006-07-12 at 16:07 +0200, Maxim Krikun wrote:
> Hi
> 
> I'm running visual python 3.2.1 with python 2.3.5 on Debian-unstable.
> 
> After running from the python interpreter
> >>> from visual import *
> >>> c=curve(pos=[[0,0]])
> 
> the VPython window appears, and the CPU consumption by Xorg
> goes to around 45%-50% (I don't have hardware openGL)

You should get at least a cheap PCI graphics card.  You won't be able to
do anything interesting otherwise.

> When using pyopengl directly, I don't see such behaviour.
> 
> Does this mean that vpython constantly redraws the same model,
> even when the model is not changed?

Yes.  It renders no faster than 50 fps, and always in a thread that is
separate from your code.

> If so, how can this be avoided?

At present, it cannot.

> 
> --Maxim

HTH,
-Jonathan