Does it mean that similar issues can happen with the same property applied to other grobs, like DynamicLineSpanner ?
Thanks, Best P On Mon, Jan 13, 2020 at 9:20 PM Carl Sorensen <c_soren...@byu.edu> wrote: > > > On 1/13/20, 12:25 PM, "Kieren MacMillan" <kieren_macmil...@sympatico.ca> > wrote: > > Hi Paolo (et al.), > > > Well, I investigated as well. I think that the only way to solve > this is to use the combination > > Y-offset + \offset + 2.19 > > As you can see, this seems to work in 2.19 > > http://lilybin.com/yb5u35/12 > > Not always: <http://lilybin.com/yb5u35/14> > > I think this is due to the fact that the default value of Y-offset is a > unpure-pure-container procedure (see > http://lilypond.org/doc/v2.19/Documentation/internals/ottavabracket ) so > that it's an approximation, rather than an actual value. This has at its > heart the potential infinite loop I discussed earlier. The default value > isn't the *actual* finished position, it's an *estimated* finished position. > > So offset applies to the *estimated* position, and then the spacing engine > works on the offset+estimated postion and ends up putting things where it > thinks they belong. The slur is not part of the estimation, so the offset > applies to the position absent the slur, and then the slur avoidance is > added if needed. > > At least, that's what I think is going on . > > Carl > > > > \version 2.19.83 > > { > \ottava #1 c''''8\( 8\)\ottava #0 > r4 > \once \offset Y-offset 1.5 Staff.OttavaBracket > \ottava #1 c''''8 8 \ottava #0 > r4 > \ottava #1 c''''8\( 8\)\ottava #0 > r4 > \once \offset Y-offset 1.5 Staff.OttavaBracket > \ottava #1 c''''8\( 8\)\ottava #0 > r4 > } > > >