Re: Tibetan fonts

[Deri]

On Sunday, 21 January 2024 00:28:42 GMT Oliver Corff via wrote:
> Hi Tom,
> 
> བཀྲ་ཤིས་བདེ་ལེགས།
> 
> (sorry, I forgot the shad)
> 
> have you tried the font TibMachUni-1.901b.ttf? It is available via
> 
> package manager e.g. in Fedora 39.
> 
> Can post a source file for your examples, please? I may try in tomorrow.
> 
> Best regards,
> 
> Oliver.
> 
> On 21/01/2024 00:09, Tom wrote:
> > Hi,
> > 
> > I did typeset few books in Heirloom Troff with quite good outcome.
> > For next book I need to use Tibetan font and unfortunately I can't
> > make work in Heirloom Troff and Groff, only Neatroff does work.
> > 
> > Right now I'm eager to completely switch to Groff. I can make any font
> > work in Groff but not Tibetan. To my basic knowledge, I guess it is
> > all about blwm and blws not accessible. There are only few Tibetan
> > fonts with complex glyph composition which works in Neatroff. In groff
> > I have managed only BabelStoneTibetan to display but several glyphs
> > doesn't compose.
> > 
> > For viewing I have attached Groff and Neatroff pdfs.
> > 
> > YagpoTibetanUni: 100% composing in Neatroff but 100% failed in Groff
> > and Heirloom troff.
> > BabelStoneTibetan: 100% failed in Groff and Neatroff.
> > 
> > I have tried various tibetan fonts, as well NotoSerifTibetan present
> > in linux repositories. All those fonts don't work and groff yields:
> > troff:<standard input>:20: warning: special character 'u0F04' not defined
> > troff:<standard input>:20: warning: special character 'u0F05' not defined
> > troff:<standard input>:20: warning: special character 'u0F0D' not defined
> > ...
> > 
> > If I understand enough, the warnings are about missing glyph mappings.
> > 
> > Would you mind to have a look and check if Tibetan fonts are possible
> > to make work in Groff ? I appreciate for any hints, and direction I
> > can follow to make it happen.
> > 
> > 
> > Regards,
> > Tom
> 

Hi Tom,

Using the font suggested by Oliver (after installing it with Peter Schafter's 
install-font.sh script) and using the latest unicode aware pdf generation 
version of groff (awaiting release by Branden), with this script:-

.ft TibetanR \" What I called Oliver's suggested font
.ps 24
.vs 28
.pdfbookmark 1 བཀྲ་ཤིས་བདེ་ལེགས།
བཀྲ་ཤིས་བདེ་ལེགས།
.br
.ad l
༄༅། །དབུ་མ་རྩ་བའི་ཚིག་ལེའུར་བྱས་པ་ཤེས་རབ་ཅེས་བྱ་བ་བཞུགས་སོ།
ཧཱུ༔ ཨོ་རྒྱན་ཡུལ་གྱི་ནུབ་བྱང་མཚམས༔

It produced the attached. 

Cheers

Deri

Tibetan.pdf
Description: Adobe PDF document