Re: get and print current clef

[Damian leGassick]

These are great, thanks

Damian


On 31 May 2014, at 15:30, David Kastrup wrote:

> Paul Morris <address@hidden> writes:
> 
>> David Kastrup wrote
>>> I am leaning towards redefining
>>> 
>>> clef =
>>> #(define-music-function (parser location type) ((string?))
>>>   (_i "Set the current clef to @var{type} if specified,
>>> or force a repetition of the current clef when @code{\\default}
>>> is given instead.")
>>>   (if type
>>>       (make-clef-set type)
>>>       #{ \set Staff.forceClef = ##t #}))
>>> 
>>> which then would allow using \clef \default.  
>> 
>> Good idea.  Thinking about the wording, what about \clef \current
>> instead?
> 
> Not negotiable:
> 
>> I see that \default already works here, although I don't know why.  (I
>> couldn't find \default in the manuals.)
> 
> <URL:http://www.lilypond.org/doc/v2.18/Documentation/extending/scheme-function-usage>
> 
> Yes, it's underrepresented in pretty much _all_ manuals.
> 
>> One reason \current is clearer is that the "default" clef when a clef
>> is not specified is always the treble clef.  Anyway, just something to
>> consider.
> 
> We already have \key \default for a similar purpose.
> 
>> Here's something else to consider.  Should the following display the second
>> bass clef?  
>> 
>> {
>>  \clef bass
>>  c1
>>  \clef bass
>>  c1
>> }
>> 
>> For example, I can see users asking "Why do I have to use \clef \default? 
>> Why can't I just enter \clef bass again?  Why doesn't \clef always display a
>> clef?"
>> 
>> Hmmm... are there any cases where you'd want to enter \clef ... but
>> not display a clef?  (I realize that changing this behavior would
>> entail more significant code changes than \clef \default.)
> 
> \clef treble ... \repeat unfold 2 { \clef treble ... \clef bass ... }
> 
> You don't want to see the treble clef in the first unfold of the
> repetition.
> 
> Also instrument definitions may contain a clef.  When invoking a
> particular instrument that happens to use the same clef as previously,
> you don't want to see a clef repetition.
> 
> -- 
> David Kastrup
> 
> _______________________________________________
> lilypond-user mailing list
> address@hidden
> https://lists.gnu.org/mailman/listinfo/lilypond-user