Re: optional transposition triggered by an external file?

[Marc Hohl]

Am 30.07.2013 16:30, schrieb Wim van Dommelen:
> On 30 Jul 2013, at 08:46 , Marc Hohl wrote:
>
> > transposeTo = transposeTo OR c
> In the past I've used a very simple construct:
>
> notes = { ... }
>
> music = {
>      \tag Bassoon \notes
>      \tag BCl \transpose bes, c' { \notes }
> }
>
> instrument = Bassoon                    % could be Bassoon or BCl
> (bassclarinet) in my case
>
> \score
>      \keepWithTag \instrument \music
>      \layout {}
> }
>
> It is sort of hard-coded, BUT I could vary the instrument by creating a
> small file in which I stated this instrument and just included that file
> again in the Lilypond framework-file. With an external Makefile I
> steered what should be done by generating (or copying) this include-file
> and then running the lilypond command on the framework.

Thanks for sharing – the (only) drawback is that I have to
define \instrument in *any* case. David's solution has the advantage
of having a completely standalone compilable LilyPond file plus the
option to change the transposition by simply including another tiny
file.

Marc
> Regards,
> Wim.