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Re: Text anti-aliasing on the Mac

From: Liam R E Quin <liam@w3.org>
Date: Tue, 02 Oct 2012 21:17:04 -0400
To: Andrew Fedoniouk <news@terrainformatica.com>
Cc: "Tab Atkins Jr." <jackalmage@gmail.com>, www-style list <www-style@w3.org>
Message-ID: <1349227024.15154.91.camel@localhost.localdomain>
On Tue, 2012-10-02 at 16:49 -0700, Andrew Fedoniouk wrote:

> font-rendering-mode: sub-pixel; is when glyph allowed to start
> anywhere inside single pixel.
> That is good for text under non-trivial transformations and relatively
> large fonts.

It's also needed when you want/need print fidelity, up to about 600dpi.
(unless you are simulating a 1980s 300dpi laser printer!)

Some APIs call this PrinterMatched Fonts, but the results tend to be
spectacularly ugly without sub-pixel positioning plus antialiasing.


Liam Quin - XML Activity Lead, W3C, http://www.w3.org/People/Quin/
Pictures from old books: http://fromoldbooks.org/
Received on Wednesday, 3 October 2012 01:18:04 UTC

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