Re: special infestation of Omega

I don't know much about dvipng, but these specials are handled by
odvips. Perhaps there should either come an odvipng, or dvipng should be
patched to safely ignore the specials.

roozbeh

On Fri, 2005-03-18 at 23:59 +0100, David Kastrup wrote:
> Here an example:
> 
> Running `Preview-LaTeX' on `circutf' with ``lambda -ini "&lambda" prv_circutf.ini   "\nonstopmode\nofiles\PassOptionsToPackage{active,tightpage,auctex,counters}{preview}\AtBeginDocument{\ifx\ifPreview\undefined\RequirePackage[displaymath,floats,graphics,textmath,sections,footnotes]{preview}[2004/11/05]\fi}\input{circutf.tex}"''
> This is Omega, Version 3.141592-1.23.2.3 (Web2C 7.5.4) (INIOMEGA)
> Copyright (c) 1994--2000 John Plaice and Yannis Haralambous
> (prv_circutf.ini
> LaTeX2e <2003/12/01>
> 
> [...] then use dvipng on the dvi file:
> 
> .tex",57;}.
> dvipng warning: at (0,0) unimplemented \special{om:col=21;}.
> [2dvipng warning: at (0,20) unimplemented \special{om:lines="circutf.tex",57;}.
> dvipng warning: at (0,20) unimplemented \special{om:col=21;}.
>  not rendered] dvipng warning: at (0,0) unimplemented \special{om:lines="circutf.tex",61;}.
> dvipng warning: at (0,0) unimplemented \special{om:col=45;}.
> [3dvipng warning: at (0,14) unimplemented \special{om:lines="circutf.tex",61;}.
> dvipng warning: at (0,14) unimplemented \special{om:col=45;}.
>  not rendered] dvipng warning: at (0,0) unimplemented \special{om:lines="circutf.tex",62;}.
> dvipng warning: at (0,0) unimplemented \special{om:col=9;}.
> [4dvipng warning: at (0,8) unimplemented \special{om:lines="circutf.tex",62;}.
> dvipng warning: at (0,8) unimplemented \special{om:col=9;}.
>  not rendered] dvipng warning: at (0,0) unimplemented \special{om:lines="circutf.tex",64;}.
> dvipng warning: at (0,0) unimplemented \special{om:col=14;}.
> [5dvipng warning: at (0,8) unimplemented \special{om:lines="circutf.tex",64;}.
> dvipng warning: at (0,8) unimplemented \special{om:col=14;}.
>  not rendered] dvipng warning: at (0,0) unimplemented \special{om:lines="circutf.tex",64;}.
> 
> Uh, is this Omega version that plasters the dvi file with unrequested
> specials a good idea?  On the other hand, Aleph exists, too, so maybe
> there is not much harm done here...
>