"m...@mikesolomon.org" <m...@mikesolomon.org> writes: > On 29 sept. 2012, at 19:54, m...@mikesolomon.org wrote: > > On 29 sept. 2012, at 19:53, "Keith OHara" <k-ohara5...@oco.net> > wrote: > > On Sat, 29 Sep 2012 10:30:32 -0700, m...@mikesolomon.org > <m...@mikesolomon.org> wrote: > > > The way you're using "tentative" is almost exactly how > pure properties are used in LilyPond. > > Specifically, 'pure-height being the estimated vertical extent > before line-breaking, while 'height is its extent after > line-breaking. > > If there are distinct properties to describe the position at > different stages, then each property can be evaluated just > once (as HanWen suggested, and as Mike agreed 100%). > > More thinking. I'm not enthusiastic about stages - it is a top down > approach that locks us into certain points of evaluation. What if we > decided to add or get rid of a stage? Would we need to create things > like unpure-pure-containers for various stages? What qualifies as a > stage?
Dependencies, I should guess. A "stage" is where we break circular dependencies. -- David Kastrup _______________________________________________ lilypond-devel mailing list lilypond-devel@gnu.org https://lists.gnu.org/mailman/listinfo/lilypond-devel