Primarily, what I would like to have is a MetaPost "preamble". That
is, it would be nice to be able to have variables/types defined before
any beginfigs and have their values/types used in each figure. For
example, I am thinking something like this:
Dear Troy,
your ideas seem very intersting! The problem is that luamplib was
primarily made as a proof of concept and simple package, but I don't
really use it and have very few time, so I cannot develop new things. If
you are motivated, please do not hesitate to send pull requests on
https://github.com/lualatex/luamplib
Thank you!
--
Elie