Intolerable difference in glyph width: font=vnbx12

Reinhard Kotucha reinhard.kotucha at
Sat Oct 23 01:39:33 CEST 2021

On 2021-10-19 at 22:01:46 +0000, Werner LEMBERG wrote:

 > > There are many of such rounding errors in the font.  I assume that
 > > it's best to replace all widths in the pfb files by values derived
 > > from the tfm files.
 > Yes.  Ideally, the values are rational approximations, similar to what
 > is done in the cmsuper fonts, for example
 >   41 4913 10 div hsbw

Hi Werner,
yes, this is reasonable.  But maybe we can reduce the rounding errors
even more if we try with other denominators than 10 for each glyph and
choose that which matches best.


Reinhard Kotucha                            Phone: +49-511-3373112
Marschnerstr. 25
D-30167 Hannover                    mailto:reinhard.kotucha at

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