Partially answering my own question... sometimes typing on a page changes the previous page break location. But it seems that there's got to be a point where 2 or 3 pages back at most (?) everything is essentially static until I jump to an earlier part of the document and write something there again.
On Fri, Jan 15, 2016 at 12:40 PM, Karl Hegbloom <karl.hegbl...@gmail.com> wrote: > When I have a long document with all parts showing, it's too slow to use > it because it is trying to keep retypesetting the entire thing. So when I > have it show only one part, it's fast enough to use. > > Why not have it keep a page-break cache, or for papyrus paper type a cache > of waypoints, like headings or paragraphs, gotten from typesetting only > once through, for up until just before the part that's actually on the > screen. Since nothing is changing anywhere off-screen as I type except for > after the part that's on screen, it only needs to know the cached location > just before the screen display starts in order to format the part that's on > the screen now. And everything below the bottom of the screen doesn't need > to be retypeset every time I enter a character either. > > Of course, the newest Guile with the virtual machine and byte code > compiler will also make a huge difference. I wish I had enough free time to > learn how to be the one that does this work. Unfortuneatly, I will be too > busy at least until next autumn... and don't count on my having enough time > to learn enough about it then and to do the work. I'll help if I can. I > hope that a very bright student is preparing to take on this work. It will > make TeXmacs a lot better! > > I'm not a TeXmacs developer and don't understand very much about it's > internals at this point in time. I would like to... but am too busy using > it to write legal documents right now. :-) > > -- > karl.hegbl...@gmail.com > http://karlhegbloom.blogspot.com > > -- karl.hegbl...@gmail.com http://karlhegbloom.blogspot.com
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