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Re: Display slowness that is painful
From: |
Chong Yidong |
Subject: |
Re: Display slowness that is painful |
Date: |
Tue, 31 Jan 2006 23:52:00 -0500 |
User-agent: |
Gnus/5.11 (Gnus v5.11) Emacs/22.0.50 (gnu/linux) |
Stefan Monnier <address@hidden> writes:
>> 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.
I'm confused. How does it make sense to display characters in \XXX
format instead? Both methods produce gibberish (as one would expect
of a binary file). So we might as well choose the gibberish that
redisplays faster.