Re: Cross-staffs where a note is already displaced

[David Wright]

On Thu 15 Jun 2017 at 00:30:44 (+0200), Thomas Morley wrote:
> 2017-06-14 18:58 GMT+02:00 David Wright <address@hidden>:
> >
> > Would I be right in thinking it searches through the grobs for
> > this moment, finds out if any have been displaced, and returns
> > the displacement?
> 
> Actually, all Stem-grobs are filtered from the current PaperColumn.
> The value returned is the difference between the most left and the
> most right Stem.
> The NoteColumn where \pushNc (usually note the one on which
> \crossStaff works) is applied to is moved by this amount.
> 
> As result the stems are aligned, so \crossStaff can join their stems.
> One needs to full-fill the condition that the stems are _very_ close.
> 
> To get more detailed info whats coded, I always find displaying whats
> done very helpful. Here:

Thanks for the explanation, which'll help me walk through the code,
and for the debug statements.

Cheers,
David.