Re: vertical movement without anchors

[David Kastrup]

Werner LEMBERG <address@hidden> writes:

>>> When has this changed?  Or maybe there are still situations where an
>>> anchor is needed, thus the example has to be improved?
>> 
>> The respective diff from 2.16 to 2.18 in scm/define-grobs.scm reads:
>> [...]
>> 
>> However, reverting all that does not appear to make a change (unless
>> I am doing something wrong here).  So I'm not sure what to attribute
>> the change to (the logs for lily/text-engraver.cc or
>> lily/script-engraver.cc do not show anything suspicious to me
>> either).
>
> Thanks for testing.
>
>> How important is it to figure out the responsible change?
>
> Well, it's not important (at least not for me), but `anchors' was a
> central concept in vertical positioning of grobs, and lo and behold,
> it is no longer necessary, so we can correct the documentation.

Could have something to do with issue 3330, committed as part of
2.17.19.  No idea just _what_, though (but it streamlines and amends the
spacing engine considerably, so it would be a likely candidate).  Do we
have the docs for 2.17.18 and 2.17.19 for comparison?  In other words,
I'm a bit lazy.

-- 
David Kastrup