>>>> for a solitary bass note I want to have a bass clef, not
>>>> affecting anything else in the staff. How can I fix the attached
>>>> example? I guess I need a music function that adjusts the
>>>> vertical note offset of the upper voice...
>>>
>>> Could you use an "ossia" that overlaps the staff? [...]
>>
>> A very nice idea, thanks! I admit that I would never have thought
>> of that. Your example is almost perfect, except that I would like
>> to avoid the horizontal gap caused by bass clef. What property
>> controls that? I tried to modify some `Clef' properties given in
>> `define-grobs.scm', but I didn't get the desired effect.
>
> Has the potential for overlapping ink, but try this:
>
> %%%%
> \override Clef.X-extent = #'(1.5 . 1.5)
> %%%%
Thanks, but this helps only partially.
I've now extended the example, see the attached stuff. There are
still two problems.
* The overlay fails if used within a `PianoStaff' context. This is a
showstopper.
* The small bass clef is placed before a barline.
Ideas?
Werner
\version "2.19.83"
% XXX hard-coded context `left'
fakeBassClef = #(define-music-function (treble bass)
(ly:music? ly:music?)
#{
<< { \voiceOne #treble \oneVoice }
\new Staff \with {
\remove "Time_signature_engraver"
alignAboveContext = #"left"
\override VerticalAxisGroup.default-staff-staff-spacing =
#'((basic-distance . 0)
(minimum-distance . 0)
(padding . -10)
(stretchability . 0))
\omit StaffSymbol
\override Clef.font-size = #-2
\override Clef.X-extent = #'(1.5 . 1.5)
\override Clef.Y-offset =
#(grob-transformer 'Y-offset (lambda (grob orig) (- orig 5)))
} {
\clef "bass" \voiceTwo #bass \oneVoice
}
>>
#})
%%%%%
\new Staff = "left" \relative c'' {
c8 g a g \fakeBassClef { <fis ais cis> g } { c,,,4 } a'''8 g |
\fakeBassClef { <fis ais cis>8 g } { c,,,4 } a'''8 g c g a g |
\break
\fakeBassClef { <fis ais cis>8 g } { c,,,4 } a'''8 g c g a g |
c8 g a g \fakeBassClef { <fis ais cis> g } { c,,,4 } a'''8 g |
}
%%%%%
\new PianoStaff {
<<
\new Staff = "right" \relative c'' {
c1 | c1 | c1 | c1 |
}
\new Staff = "left" \relative c'' {
c8 g a g \fakeBassClef { <fis ais cis> g } { c,,,4 } a'''8 g |
\fakeBassClef { <fis ais cis>8 g } { c,,,4 } a'''8 g c g a g |
\break
\fakeBassClef { <fis ais cis>8 g } { c,,,4 } a'''8 g c g a g |
c8 g a g \fakeBassClef { <fis ais cis> g } { c,,,4 } a'''8 g |
}
>>
}
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