> I mean should MMRs actually use centered-spanner-interface? MMRs are > after all spanners that are centered between spacing-pair. It looks > to me like the C++ code for MMRs does exactly the same offset > calculation as centered-spanner-interface::calc-x-offset, though not > all in one place.
Well, patches are very welcomed :-) Right now, we don't have an adventurous hacker who is willing to dive into such issues. Jean is sorely missed... Werner