[texhax] Instant preview - was Re: LaTeX enhancement

[Jonathan Fine]

"Jay Hammond" <homemade at homemade.free-online.co.uk> wrote in message
news:41402673.23292.116648 at localhost...
<snip>

> Your "instant preview" triggered something:
> I have seen Jonathan Fine demonstrate an interactive (La)TeX & Emacs
> with just the extension required.  The TeX engine remains in memory
> & runs as a service (probably on a Linux box),  processing its input
> & spitting out chunks of dvi. There are papers Jonathan Fine  has
> written on it, possibly in TUGBOAT.   The source code may be
> available. He went to considerable trouble to allow a  source to be
> re-processed in fragments. Not necessary in the enquiry that started
> this thread. JF says the cost of loading TeX on an Intel box is large
> (orders of magnitude)  compared to the processing time for a TeX
> source that will likely generate about a page of text. So eliminating
> 80K loads could be a useful saving


Here's a couple of google links.
    http://www.google.com/search?hl=en&ie=UTF-8&q=dvichop
    http://www.google.com/search?hl=en&lr=&ie=UTF-8&q=dvichop.c


Jonathan