On Tue, 2003-10-14 at 00:36, Ian Romanick wrote:

> Does it still make the sound if you run an external monitor instead of 
> the built-in LCD?  

didn't try it out yet.

> My guess is that it has something to do with the 
> frame rate being much, much higher than the refresh rate.  That would 
> explain with it does it with gears (which probably runs at hundreds of 
> frame per second) and not tuxracer.  My best guess is that it's the 
> display itself that's making the noise.  Try setting the 

the noise comes from the display. I'm pretty sure about that.

> 'LIBGL_THROTTLE_REFRESH' environment variable (to any value) and re-run 
> gears.  That will sync the frame rate to the refresh rate.

setting this variable I hear no more noise. so it's actually the built
in LCD that can't refresh as fast as 800FPS and is therefore emitting
this sound. so this is a design issue but not a hardware failure, is it?

> Also, are you *sure* the noises aren't in your head? ;)

I'm positive it's not in my head :)

andreas

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