nanogui: Screen update methods


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Subject: Re: [nanogui] Screen update methods
From: Yan Seiner ####@####.####
Date: 25 May 2007 15:49:44 +0100
Message-Id: <4656F75C.3080909@seiner.com>

Junior napsal(a):
> Hi,
> I'm wondering if there are any other methods that will update the main active window.
>
> I've been using an offscreen pixmap and then do a copy and I recently ran into a problem
> that does not occur when I use QT.
>
> I'm considering the posibility that the frame being copied to the framebuffer might be partially drawn and
> some how produces flucturations in pixel intensity on a horizontal line.
> I haven't been able to explain these lines and I'm trying to understand how nano-X actually update the active buffer.
>
> Can someone who understands this better offer any help?
>   
No, but if it's any consolation, I've seen the same effect myself.  I 
always thought it was an artifact of my hardware - as in my case it 
seems to occur in vertical lines.

--Yan


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