Re: GSoC 2020: Shape-note notehead encoding

[Werner LEMBERG]

> LilyPond's catalog of shape-note noteheads is unique because it
> contains three full sets of noteheads--Aikin (default), Funk, and
> Walker.  [...]
>
> My current plan is to define the Aikin noteheads as described in the
> SMuFL specs, while the other two sets will be stylistic alternates
> with "Funk" or "Walker" appended to their SMuFL names.

Sounds good.

> [...] This will allow other programs to throw an error when, e.g.,
> noteShapeKeystoneBlack isn't found in the font, notifying the user
> that something's wrong.  If the correct styleset is used, the
> program will correctly display every notehead in that style.  This
> would probably require documentation so that Emmentaler users know
> that the alternate styles are there in the first place.

OK.  Are you going to implement the style sets as TrueType features,
too?

> A third solution is to request that the Funk and Walter systems be
> encoded in SMuFL separately from the main set.  But of course that's
> a tall order, and on top of that we'd force Emmentaler users to wait
> until their program of choice updates to the new version of SMuFL,
> if it ever does.

Maybe it makes sense that you discuss that with the SMuFL people...


    Werner