Hi David, 2011/9/23 David Nalesnik <david.nales...@gmail.com>
> Hi Harm, > > Unfortunately, I can't! When I run the ,ly file exactly as you send it, I > don't get the same problem with the red line: it's centered between LeftEdge > and BarLine. I get the same result in 2.14.2 and 2.15.8. I can't duplicate > the problem you're seeing no matter how I comment the file. > > The fact that the red line appears below the note means it hasn't been > moved at all (there would have been an error instead in the first version of > the function). The function thinks that either (a) one or both of the grobs > you want to use to center the red line aren't there (in this case, LeftEdge > and BarLine); or (b) they don't appear in a left-to-right order. I can't > see how either of these situations would apply here -- no matter what you > comment in or out. > > I've attached a file with an addition for testing which will display a > message on the console if the function rejects any of the input. It will > tell you if both grobs are present in the system, and if so, which one isn't > suitable to use for alignment. > Running centerGrobBetween_rev2.ly the log states: Failure to center #<Grob TextScript > between LeftEdge and BarLine Present in system? LeftEdge #t BarLine #t left bound: #<Grob LeftEdge > right bound: #f _______________________________________________ Failure to center #<Grob TextScript > between LeftEdge and BarLine Present in system? LeftEdge #t BarLine #t left bound: #<Grob LeftEdge > right bound: #f _______________________________________________ > > In the second score the >> second voice seems to override the settings of the first. >> >> > This is because it has decided that the stems in the other voice are > closer. I really don't know how to fix this :( > Neither can I. If there were some way to add a tag to a grob (not just a music expression), > this would all be much simpler. Something like this: > > \once \override Stem #'tag = #"hello" > > Then, you could add the same tag to another grob, and center the TextScript > (or whatever) between the two grobs having the tag "hello". There would > never be any "wrong decisions" on the part of the function. Is such a thing > possible? I think this could be a very useful program feature. > This is far beyond my knowledge I can't see any light in the darkness ;) > > Anyway, thank you for all the work you've put into testing this! > > Best, > David > You're very welcome! Cheers, Harm
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