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Re: Display slowness that is painful


From: Stefan Monnier
Subject: Re: Display slowness that is painful
Date: Tue, 31 Jan 2006 21:59:56 -0500
User-agent: Gnus/5.11 (Gnus v5.11) Emacs/22.0.50 (gnu/linux)

> This is *really* not the time to make changes in redisplay.  I think
> the problem here is simply that if you want to display characters as
> \XXX, the redisplay iterator has to go through four times as many
> glyphs.

Huh?  Four times more glyphs per char/byte, yes.
But four times fewer chars/bytes get displayed, so it should be a wash.

In utf-8 environments, unibyte_display_via_language_environment doesn't make
much sense, and around here utf-8 environments are becoming the norm.


        Stefan




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