Re: Slur position : "catching" Llilypond values...

[Dmytro O. Redchuk]

On Fri 11 Feb 2011, 16:25 David Nalesnik wrote:
> On 2/11/11, Xavier Scheuer <address@hidden> wrote:
> > On 8 February 2011 22:56, David Nalesnik <address@hidden> wrote:
> >>
> >> Hello,
> >>
> >> There probably is a better way to do this, but the function below
> >> seems to do the trick.  It adds an offset to the Y-coordinate of
> >> either or both of the slur's attachment points.  Setting one value of
> >> the pair to zero will leave one end-point as it is.  (See attached
> >> files.)
> >>
> >> offsetPositions =
> >>  #(define-music-function (parser location offsets) (pair?)
> >>    #{
> >>       \once \override Slur #'positions = #(lambda (grob)
> >>         `(,(+ (car $offsets) (cdar (ly:slur::calc-control-points grob))) .
> >>           ,(+ (cdr $offsets) (cdr (cadddr (ly:slur::calc-control-points
> >> grob))))))
> >>    #})
> >
> > Nice feature!
> 
> Thanks!
Great snippet, really!

> > Could you add it to the LSR?  http://lsr.dsi.unimi.it/
> 
> Done: http://lsr.dsi.unimi.it/LSR/Snippet?id=748

Would be great it if allows to specify which grob's positions to alter, like
this:

\offsetPositions #"Arpeggio" #'(-2 . 2)

:O)

-- 
  Dmytro O. Redchuk
  Bug Squad

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