Re: Doc bug: beams

[Carl Sorensen]

On 9/27/09 3:27 AM, "Nicolas Sceaux" <address@hidden> wrote:

> Le 27 sept. 09 à 10:40, Nicolas Sceaux a écrit :
> 
 
>> or is it considered too advanced for this section?
> 
> Oops, actually this is poor advice, as it does not work well with beam
> setting reverts.
> Maybe that:
> 
> %% at the end of scm/beam-settings.scm
> #(define-public (change-beam-setting time-signature rule-type grouping-
> rule beam-settings)
>      "Change a default beam setting rule. It does not modify the `beam-
> settings' argument,
> but returns a modified copy."
>      (let* ((new-beam-settings (list-copy beam-settings))
>             (current-beam-setting (assoc (list time-signature rule-
> type) new-beam-settings)))
>        (if current-beam-setting
>            (set-cdr! current-beam-setting (append grouping-rule (cdr
> current-beam-setting)))
>            (set! new-beam-settings (cons (cons (list time-signature
> rule-type) grouping-rule)
>                                          new-beam-settings)))
>        new-beam-settings))
> 
> \layout {
>     \context {
>       \Score
>       beamSettings = #(change-beam-setting '(4 . 4) 'end '(((1 . 8) .
> (2 2 2 2))) default-beam-settings)
>     }
> }

I'll look into this.

Thanks,

Carl