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* No kerning across discretionary nodes in latest ConTeXt upload
@ 2021-05-20 10:31 Marcel Fabian Krüger
  2021-05-20 12:49 ` Hans Hagen
  0 siblings, 1 reply; 2+ messages in thread
From: Marcel Fabian Krüger @ 2021-05-20 10:31 UTC (permalink / raw)
  To: ConTeXt users list

Hi,

since the latest upload, ConTeXt no longer applies kerning across
discretionary nodes:

    \starttext
    \setbox0\hbox{V\-a}
    \showboxdepth\maxdimen
    \showboxbreadth\maxdimen
    \tracingonline1
    \showbox0
    \stoptext

used to show

    > \box0=
    \hbox(8.1915+0.25186)x13.69647, direction TLT
    .<1: lmroman12-regular @ 12.0pt> V
    .\discretionary (penalty 50)
    ..< <1: lmroman12-regular @ 12.0pt> -
    ..= \kern-0.98346 (font)
    .<1: lmroman12-regular @ 12.0pt> a

but now changed to

    > \box0=
    \hbox(8.1915+0.25186)x14.67993, direction TLT
    .<1: lmroman12-regular @ 12.0pt> V
    .\discretionary (penalty 50)
    ..< <1: lmroman12-regular @ 12.0pt> -
    .<1: lmroman12-regular @ 12.0pt> a

This seems like a regression.

Best regards,
Marcel
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* Re: No kerning across discretionary nodes in latest ConTeXt upload
  2021-05-20 10:31 No kerning across discretionary nodes in latest ConTeXt upload Marcel Fabian Krüger
@ 2021-05-20 12:49 ` Hans Hagen
  0 siblings, 0 replies; 2+ messages in thread
From: Hans Hagen @ 2021-05-20 12:49 UTC (permalink / raw)
  To: mailing list for ConTeXt users, Marcel Fabian Krüger

On 5/20/2021 12:31 PM, Marcel Fabian Krüger wrote:
> Hi,
> 
> since the latest upload, ConTeXt no longer applies kerning across
> discretionary nodes:
actually a rather old bug, but that it surfaces now is a side effect of 
some experimental optimzxiation that makes us end up in another injector 
branch

Hans

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