[pdftex] \pdfsavepos and friends

[Hans Hagen]

At 18:41 05/12/2003, you wrote:

>   \pdfsnaprefpoint                 (h, v, m)
>   \pdfsnapx <glue spec>            (h, v, m)
>   \pdfsnapy <glue spec>            (h, v, m)
>   \pdflinesnapx <glue spec>        (h, v, m)
>   \pdflinesnapy <glue spec>        (h, v, m)

These are highly experimental snap things, just some pending experiments. 
Snapping is tricky since it can introduce loops.

Here's what I have found by searching for "pdfsavepos" under google.com
>(excluded links for MacOS, those in Czech, the pdftex.pool or
>pdftex-syntax.txt files, and conTeXt-related):
>
>http://www.ntg.nl/maps/pdf/25_10.pdf
>
>   (maybe that's the one I need, but I couldn't quite extract the pdftex-
>   specifics from the EMTeX examples. Please refer me back if you think
>   that this solves my question already!)

see supp-emp.tex in the context distribution

Hans