Re: Write a custom backend?

[Urs Liska]

Hi Matheiu,

is it possible that you didn't notice this:
https://codereview.appspot.com/308430043/?

Urs


Am 20.09.2016 um 16:38 schrieb Mathieu Demange:
>> The latter seem to be dealt with sufficiently by working with Midi and
>> external tool chains: after all, the main point of LilyPond is turning a
>> music description to an equivalent output. Though _if_ outputs can
>> reasonably easy be defined in Scheme, being able to control most of the
>> external tool chain from inside a LilyPond file in a manner synchronized
>> to the music might make for a nicer interface.
> That's my motivation. I don't want to turn LilyPond into what it has not been 
> intended to be, but by simply having a more meaningful output, it could 
> really help external tools. I'm heavily focused on the SVG output, here. Paul 
> made a great contribution to lilypond-html-live-score by re-implementing the 
> whole timing calculation in scheme and now I'm simply looking for a way to 
> put extra attributes in <g> tags. I tried to (re)define 
> start-enclosing-node-id but id doesn't work as I believe backend scheme code 
> might be loaded after input files have been processed. Thus my question about 
> custom backends. But if someone knows how to redefine a backend scheme 
> function, please let me know :)
>
> Cheers,
>
> Mathieu
>
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