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Re: redisplay system of emacs

From: Eli Zaretskii
Subject: Re: redisplay system of emacs
Date: Fri, 29 Jan 2010 19:30:21 +0200

> From: Miles Bader <address@hidden>
> Cc: address@hidden,  address@hidden,  address@hidden
> Date: Sat, 30 Jan 2010 00:10:16 +0900
> Eli Zaretskii <address@hidden> writes:
> >> Emacs, which doesn't maintain a separate "layed-out-document" data
> >> structure at all
> >
> > Actually, I think it does: that's the "glyph matrices", which are a
> > structured description of what should be drawn.  The display-specific
> > back end then actually draws the glyphs according to what the glyph
> > matrix tells it.
> That is only used for the portion of the document actually being
> displayed on the screen at the moment

But of course: that's all Emacs display engine cares about.

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