Re: [Groff] [groff] filled polygons in gpic

2012-03-13 Thread Tadziu Hoffmann
> > I just need triangles [...] > I have made filled triangles in gpic by a simple kludge of > automating the removal of one corner of a filled rectangle. > [...] How about something crude as .PS define triangle { box invis "$4\v'$3'\D'P $1 -$2 $1 $2'" } triangle(1c,1.8c,1c,\M[green]) "He

Re: [Groff] Error messages by groff

2012-03-13 Thread Ralph Corderoy
Hi Cedric, > one thing I've been struggling with for a long time and regularly is > that error messages are absolutely non-telling, at least for me. Next time you get one or two, send here as examples? Perhaps the macros involved could do better checking of their arguments instead of letting err

Re: [Groff] [groff] filled polygons in gpic

2012-03-13 Thread Doug McIlroy
> I wonder whether any progress has been made with this issue? > I just need triangles, I have made filled triangles in gpic by a simple kludge of automating the removal of one corner of a filled rectangle. This works straightforwardly for axis-aligned right triangles. Other triangles have to be

[Groff] Error messages by groff

2012-03-13 Thread Cedric Sodhi
Hello, one thing I've been struggling with for a long time and regularly is that error messages are absolutely non-telling, at least for me. Eventually, I can't help it but wonder whether I am the only person having a problem with this. I thought, that maybe, there are two ways to at least migitat