Re: Generating music from a list of identifiers

[Jan-Peter Voigt]

Hi Trevor,

I compiled a short example, that should give you some hints.

HTH
Jan-Peter

Am 01.04.2015 um 13:18 schrieb Trevor Daniels:
> Hi Schemers
>
> I'm struggling to find how to do the following:
>
> I have a list of the identifiers of variables which contain either music or #f 
> and I'd like to generate the parallel music of all of them which contain music. 
>  I can do this by listing the identifiers explicitly, like this:
>
> AllMusic = <<
>    #(if DescantMusic DescantMusic)
>    #(if SopranoMusic SopranoMusic)
>    ...
>    #(if PianoLHMusic PianoLHMusic)
> But I'd like to do the same thing without listing each one explicitly, using a 
> list like this, which is generated algorithmically:
>
> #(define AllMusicNames
>     (list
>       "DescantMusic"
>       "SopranoMusic"
>       ...
>       "PianoLHMusic"))
>
> TIA
> Trevor
>
>
>
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music-from-identifiers.ly
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