Re: Strange output for Glissando.to-barline

[David Kastrup]

Thomas Morley <address@hidden> writes:

> 2018-05-31 14:13 GMT+02:00 Aaron Laws <address@hidden>:
>> On Thu, May 31, 2018 at 7:10 AM, Thomas Morley <address@hidden>
>> wrote:
>>>
>>> Hi,
>>>
>>> 'to-barline does not work as expected for Glissandi.
>>
>>
>> Pray pardon my ignorance; what are you expecting to happen? Are you wanting
>> the glissando to point down to the c'1, but stop at the barline?
>
> Yes.
> Similar as it's done at line-break:
>
> \paper { line-width = 60 }
>
> {
>   \once \override Glissando.breakable = ##t
>   \override Glissando.after-line-breaking = #'()
>   f'1\glissando
>   \break
>   c'1
> }
>
>> It looks
>> like the glissando is pointing to the middle of the staff (or perhaps to
>> c''1...).
>
> Which is wrong in almost every case.

Huh.  So we'd need different right boundaries for X and for Y
coordinates.  Or have glissando derive its slope from something other
than its right spanner bound, assuming that that is what it does.

-- 
David Kastrup