Re: part combiner

[Mats Bengtsson]

Please always tell what LilyPond version you are using.
Also, if you want to report bugs or request features, please
use the bug-lilypond mailing list instead.

   /Mats

address@hidden wrote:
> Hi lilyponders.
>
> I am currently orchestrating a piece of music using lilypond for
> the notation.  I am using the part-combiner to combine the wind
> instruments, but I find it to be unusable for the folowing reasons:
>
> - There are to many changes from solo, a due, etc.  In one bar I have
> even 8 changes!  When there is just one rest in the combiner it will
> print solo above it.  Obviously there should be at most one change each
> bar, and in the ideal case it should remain the same for a melody.  That
> would make it easier for a conductor or person reading the score to follow.
>
> - It appears that parts will not be combined when a crescendo or diminuendo
> is active.  It should be possible to have an a due part with dynamics.
>
> - Rest can be merged more often.  When there is the same amount of silence
> for both instruments, there need only to be one rest, since there can be
> no ambiguity about who is not playing.
>
> - It would be nice if the part-combiner could handle voice-crossings
> elegantly, for example using a little line to show the direction of the
> voice.
>
>
> I would like to rewrite the part-combiner, but I have a few questions
> about doing so:
>
> - How can I get the time signature from the voice?
> - How can I analyse a moment (for example to see if it falls withing a
> bar)?
> - Would it be possible to just change the scheme code (since I like more
> writing scheme than C++ ;-) ?
> - Will the C++ part of the part-combiner handle dynamics and slurs
> gratiously for a due parts or chords?
>
> Thank you for your time reading this large sandwich of questions :)
>
> Kristof Bastiaensen
>
>
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> address@hidden
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--
=============================================
        Mats Bengtsson
        Signal Processing
        Signals, Sensors and Systems
        Royal Institute of Technology
        SE-100 44  STOCKHOLM
        Sweden
        Phone: (+46) 8 790 8463                         
        Fax:   (+46) 8 790 7260
        Email: address@hidden
        WWW: http://www.s3.kth.se/~mabe
=============================================