Re: Feature request: \shape warnings

[Marek Klein]

Hello,
2012/10/11 Urs Liska <address@hidden>

> Hi list,
>
> several months ago David Nalesnik (together with input from others)
> updated the older \shape function that allows shaping the control-points of
> curve grobs - which provided a massive increase in productivity when
> dealing with slurs etc.
> For example, one major improvement was the handling of broken curves.
>
> After it was finished the function has been incorporated in LilyPond's code
> (http://code.google.com/p/**lilypond/issues/detail?id=2572<http://code.google.com/p/lilypond/issues/detail?id=2572>
> **)
> and was recently changed further
> (http://code.google.com/p/**lilypond/issues/detail?id=2873<http://code.google.com/p/lilypond/issues/detail?id=2873>
> **)
>
> However, David removed one very interesting feature from the function in
> order to be able to provide a more concise and clean patch. In 'our'
> version of the function the function issued warnings (and optionally
> colored the curves) when it found a mismatch between the number of curve
> siblings (broken parts of the curve) and lists of offset-pairs.
> This is a very useful feature because you get noticed if changed line
> breaking results in a different number of curve parts (which is most likely
> to spoil your tweaking).
>
> See the attachment for the older version of the function. Please note that
> it just redefines the built-in \shape function and doesn't use it.
> It isn't meant as the model for a new implementation (as I know the
> function has in the meantime been changed already) but to show the
> mentioned functionality.
>
> What I would like to achieve with this email is that someone opens a new
> issue with the request for inclusion of this functionality to the \shape
> function now included in Lilypond.
> David suggested he might revisit his code to make it more stable.
>
> What i consider essential is the part that issues warnings on the console
> output.
> Personally I like the coloring very much, but I could imagine that some
> people would find this too intrusive (even if the default color would be
> black?)
>

Thank you for the report, this has been added as
http://code.google.com/p/lilypond/issues/detail?id=2893

Marek
bug squad member