nanogui: VNC Server for Nanox
Subject:
Re: [nanogui] VNC Server for Nanox
From:
Manav Kataria ####@####.####
Date:
3 Feb 2006 11:16:49 +0000
Message-Id: <43E33B56.10307@isofttech.com>
Hi Yan,
> If you're a framebuffer hacker I am told it is not difficult to
> implement a full virtual framebuffer in the kernel... But I looked at
> the code and it was not at all obvious to me what was going on.
> Briefly, you have to allocate some real memory, and then set up the
> frambuffer functions accordingly. We ended up not using nano-X, so I
> dropped the whole thing.
If you're able to bypass the NanoX Engine and still write to the
framebuffer - Wouldn't that increase your performance ?
Regards,
Manav
yan seiner wrote:
> Pete Klemm wrote:
>
>> I now have a TightVNC Client on my PC with the nano-X remote
>> frame buffer and I can click the mouse in that window and see that
>> the mouse event is recognized on the remote system, but I just get
>> a black box in the TightVNC window.
>>
>> Any thoughts and/or suggestions?
>
> Oh, well, yes...
>
> AFAICT, VNC needs either X running to provide a virtual framebuffer,
> or a physical framebuffer....
>
> I tried using the kernel virtual framebuffer, but basically it is just
> a graphical bitbucket.
>
> If you're a framebuffer hacker I am told it is not difficult to
> implement a full virtual framebuffer in the kernel... But I looked at
> the code and it was not at all obvious to me what was going on.
> Briefly, you have to allocate some real memory, and then set up the
> frambuffer functions accordingly. We ended up not using nano-X, so I
> dropped the whole thing.
>
>>
>> Also, is it possible to make the 320x240 window display larger
>> using the scaling? I tried 2 to 1 but the window stayed the same
>> size and 1 to 2 made it half the size.
>
> Not sure what you mean. I don't think VNC allows you to zoom; I could
> be wrong....
>
> --Yan
>
>
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