Re: How can I adjust length-fraction of tremolo on beamed stem?

[takumi ikeda]

Thank you for your reply.
But I'd like to adjust "length-fraction", the intervals between
tremolo-beams. not Y-offset.

Takumi

2018-04-25 17:41 GMT+09:00 Thomas Morley <address@hidden>:
> 2018-04-25 8:05 GMT+02:00 takumi ikeda <address@hidden>:
>> \version "2.19.61"
>>
>> {
>>   \override Stem.length = #10
>>   \override StemTremolo.beam-thickness = #0.3
>>   \override StemTremolo.slope = #0.2
>>   \override StemTremolo.beam-width = #1.5
>>   \override StemTremolo.extra-offset = #'(0 . 1)
>>   \override StemTremolo.length-fraction = #0.7     %% not works on the beams.
>>   %\override Beam.length-fraction = #0.7     %% would like to adjust
>> only tremolo, not beams.
>>   c''4:64 c''8.:64 c''16:64
>> }
>>
>> % Thanks,
>> % Takumi
>
>
>
> Does below help already?
>
> \version "2.19.81"
>
> tst =
> #(define-music-function (y)(number?)
> #{
>   \override StemTremolo.after-line-breaking =
>   #(lambda (grob)
>     (let* ((y-off (ly:grob-property grob 'Y-offset))
>            (dir (ly:grob-property grob 'direction)))
>       (ly:grob-set-property! grob 'Y-offset (+ y-off (* y dir)))))
> #})
>
> {
>   \override Stem.length = #10
>   \tst -0.5
>   c''4:64 c''8.:64 c''32:128 c''32:128
> }
>
>
> Cheers,
>   Harm