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Re: Emacs defeats ClearType


From: David Abrahams
Subject: Re: Emacs defeats ClearType
Date: Fri, 03 Jun 2005 06:54:06 -0400
User-agent: Gnus/5.110004 (No Gnus v0.4) Emacs/22.0.50 (windows-nt)

address@hidden writes:

> Quoting David Abrahams <address@hidden>:
>
>> When ClearType
>> (http://www.microsoft.com/typography/cleartype/tuner/Step1.aspx) is
>> enabled on an NT build of Emacs, it's very common for emacs to "slice
>> off" a few antialiased pixels on either side of a character's vertical
>> member.  It happens especially in lines that are being typed.  You can
>> see examples in this sentence of characters whose vertical members
>> appear to be thin, red lines (image enclosed).
>
> This happens because Windows tells lies about the width of characters when
> sub-pixel antialiasing is in effect.
>
> You are welcome to investigate a way around this if you want.

I would be happy to.  Can someone at least point me at the source
file(s) that are responsible for character display in NT builds of
emacs, so I know where to start looking?

-- 
Dave Abrahams
Boost Consulting
www.boost-consulting.com





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