Re: Font scaling [Was: XML file format - Linux vs Windows]

[Lars Clausen <lrclause cs uiuc edu>]

On Thu, 20 Jun 2002, Ian Britten wrote:
> On Wed, 19 Jun 2002, Lars Clausen wrote:
>
> > We have, and I did in fact make a renderer that uses it.  If you take
> > the 0.90 tarball and compile with --enable-freetype, you can see pretty
> > antialiased TrueType fonts.
>
> I started out to try this, but am running into a SEGV :-(  I haven't
> looked too closely at it yet, so I'm not sure whether its dia (0.90) or
> freetype (2.0.9).
> Here's the stacktrace, in case anyone recognises it:
>
> Program received signal SIGSEGV, Segmentation fault.
> 0x4036f610 in ps2_hints_apply () from /usr/lib/libfreetype.so.6
> (gdb) where
> #0  0x4036f610 in ps2_hints_apply () from /usr/lib/libfreetype.so.6
> #1  0x403517ca in FT_Get_Postscript_Name () from /usr/lib/libfreetype.so.6
> #2  0x080a2d55 in dia_add_freetype_font ()
> #3  0x4024ddaf in g_hash_table_foreach () from /usr/lib/libglib-1.2.so.0
> #4  0x080a3504 in font_init ()
> #5  0x0806fc53 in app_init ()
> #6  0x0809b5a7 in main ()
> #7  0x4041a5b0 in __libc_start_main () from /lib/libc.so.6
>
> If I find anything more, I'll let you know.  (FWIW, I'm pretty sure that
> we use FT_Get_Postscript_Name() when printing, and it works for us :-/)

Sounds like a font is confusing either Dia or Freetype.  Maybe try it with
just a few simple fonts?  You could isolate the problem by printing out
the Freetype name before FT_Get_Postscript_Name.

-Lars

-- 
Lars Clausen (http://shasta.cs.uiuc.edu/~lrclause)| Hårdgrim of Numenor
"I do not agree with a word that you say, but I   |----------------------------
will defend to the death your right to say it."   | Where are we going, and
    --Evelyn Beatrice Hall paraphrasing Voltaire  | what's with the handbasket?