Re: treble and bass clef simultaneously

[Werner LEMBERG]

>>> Amazing, thanks!  Alas, the effort to get the desired effect is
>>> tremendously large.
>>
>> Yep.  There's no direct relationship between a Clef of a _Voice_
>> and a specific NoteColumn of the same Voice.  So it's difficult to
>> find a way from one to the other, not sure if the method I finally
>> used is the best ...
> 
> Best or not, it seems like something that is so far outside of the
> normal depth of what a user can be expected to do that we likely
> should provide something as generally useful for this kind of thing
> as possible by default.

Can you suggest a (possibly read-only) property or properties that
could be easily added to either the `Clef' or `NoteColumn' grob on the
C++ side, and which would considerably simplify the code?


    Werner