From: Andrey Ulanov <drey@rt.mipt.ru>
To: Antonino Daplas <adaplas@pol.net>
Cc: fbdev <linux-fbdev-devel@lists.sourceforge.net>
Subject: Re: Problem with cfb_imageblit
Date: Fri, 24 May 2002 21:30:54 +0400 [thread overview]
Message-ID: <20020524173054.GA2000@gleam.rt.mipt.ru> (raw)
In-Reply-To: <1022214909.540.1.camel@daplas>
On Fri, May 24, 2002 at 09:19:09PM +0800, Antonino Daplas wrote:
> I have an unusual problem with cfb_imageblit. I'm not too sure if this
> is unique to my system. I get garbage pixels. For example the
> underscore character (_) appears like this magnified:
>
> 01234567
> 0
> .
> .
> .
>
> 13 *******
> 14 *
> 15 ** <-- belongs to apostrophe char
>
> It seems that the image is off by one bit and one row of pixels so it
> also includes the first row of pixels of the next character (`) in
> fontdata.
> Any comments?
Some time ago I had the same problem even under X Window and Window$. And
it seems it's problem with hardware. Try to reduce system bus frequency.
--
with best regards, Andrey Ulanov.
drey@rt.mipt.ru
_______________________________________________________________
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next prev parent reply other threads:[~2002-05-24 17:31 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-05-24 13:19 Problem with cfb_imageblit Antonino Daplas
2002-05-24 17:30 ` Andrey Ulanov [this message]
2002-05-24 23:24 ` Antonino Daplas
2002-05-28 17:29 ` James Simmons
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