Re: shorten/lengthen left/right stem of beamed eighth

[Damian leGassick]

how about this

<<
 { d''2 }
 \\
 { \stemUp 
   \override Beam  #'positions = #'(-1 . 1)
   a8 a' s s }
 >>


Damian


On 17 Jan 2011, at 22:52, -Eluze wrote:

> 
> in this example there is a collision between th two first notes of both
> voices.
> 
> <<
>  { d''2 }
>  \\
>  { \stemUp a8 a' s s }
>>> 
> 
> how can i shorten the first stem of the 2nd voice without shortening the 2nd
> stem?
> 
> i tried lots of items dealing with stems and lengths or how to shorten them:
> 
> \override Stem #'(details beamed-lengths) = #'(2)  % from the snippet 
> http://lsr.dsi.unimi.it/LSR/Item?u=1&id=681
> http://lsr.dsi.unimi.it/LSR/Item?u=1&id=681 
> 
> \override Stem #'length-fraction = #0.16
> \override Stem #'details #'beamed-lengths = #'(.2)
> \override Stem #'beamed-stem-shorten = #'( .1)
> \override Stem #'length = #'.16
> 
> and i also added
> 
> \override Stem  #'no-stem-extend = ##t
> 
> but all unsatisfyingly - the best i could get is:
> 
> <<
>  {d''2}
>  \\
>  { \stemUp
>    \override Stem  #'no-stem-extend = ##t
>    \once \override Stem #'length-fraction = #0.16  b8[ a']
>  }
>>> 
> 
> but in the next measure i will have a cis'' which will obviously collide
> with the beam.
> 
> it seems that the stem cannot be forced to stop under the middle (b)
> staff-line.
> 
> any ideas?
> 
> 
> 
> -- 
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