Re: [HarfBuzz] Old Korean T jamo that don't conjoin?

2018-03-31 Thread Nathan Willis
On Sat, Mar 31, 2018 at 5:33 AM, Richard Wordingham < richard.wording...@ntlworld.com> wrote: > On Fri, 30 Mar 2018 18:15:13 -0500 > Nathan Willis wrote: > > > If the rule was that only would compose into > > something in the Syllables block, that would make total sense to me. > > But the commen

Re: [HarfBuzz] Old Korean T jamo that don't conjoin?

2018-03-31 Thread Behdad Esfahbod
I see. You are right. Fixed the comment. On Sat, Mar 31, 2018 at 3:33 AM, Richard Wordingham < richard.wording...@ntlworld.com> wrote: > On Fri, 30 Mar 2018 18:15:13 -0500 > Nathan Willis wrote: > > > If the rule was that only would compose into > > something in the Syllables block, that woul

Re: [HarfBuzz] Old Korean T jamo that don't conjoin?

2018-03-31 Thread Richard Wordingham
On Fri, 30 Mar 2018 18:15:13 -0500 Nathan Willis wrote: > If the rule was that only would compose into > something in the Syllables block, that would make total sense to me. > But the comment makes it sound like also maps to > stuff in the Syllables block and that it's only the Old Ts that are

Re: [HarfBuzz] Old Korean T jamo that don't conjoin?

2018-03-31 Thread Behdad Esfahbod
On Fri, Mar 30, 2018 at 4:15 PM, Nathan Willis wrote: > On Thu, Mar 29, 2018 at 6:57 PM, Behdad Esfahbod > wrote: > >> >> Other sequences still can combine. Just not as character composition, but >> font-level glyph substitutions and positioning. >> > > Right; I get that -- that's what the *jmo

Re: [HarfBuzz] Old Korean T jamo that don't conjoin?

2018-03-30 Thread Nathan Willis
On Thu, Mar 29, 2018 at 6:57 PM, Behdad Esfahbod wrote: > > Other sequences still can combine. Just not as character composition, but > font-level glyph substitutions and positioning. > Right; I get that -- that's what the *jmo GSUBs do. Maybe I didn't express my question correctly. I'll try aga

Re: [HarfBuzz] Old Korean T jamo that don't conjoin?

2018-03-29 Thread Behdad Esfahbod
On Thu, Mar 29, 2018 at 1:25 PM, Nathan Willis wrote: > Hi, > > I'm trying to understand a comment in the source for the Hangul shaper. > > Line 155; after denoting the various jamo blocks, it says "Only > sequences for T in U+11A8..11C3 combine." > > Why is that? The T jamo extend down to U+11F

[HarfBuzz] Old Korean T jamo that don't conjoin?

2018-03-29 Thread Nathan Willis
Hi, I'm trying to understand a comment in the source for the Hangul shaper. Line 155; after denoting the various jamo blocks, it says "Only sequences for T in U+11A8..11C3 combine." Why is that? The T jamo extend down to U+11FF (all still in the main jamo block). More importantly, perhaps, I c