On Monday, July 12, 2010 06:51:15 am Arno Waschk wrote: > On Mon, 12 Jul 2010 15:02:26 +0200, Carl Sorensen <c_soren...@byu.edu> > > wrote: > > On 7/12/10 4:48 AM, "Arno Waschk" <hamama...@gmx.de> wrote: > >>> Just finished a profile run with a larger score- ly_scm2interval is > >>> reported to have consumd 16% of computation time. There must be > >>> something wrong. > >> > >> ... which appears in a loop, which is performed >2 billions times (!) > >> for > >> a 18 a3 page test score. > >> Says gprof... > >> > >> Is that possible/necessary? > > > > Well, if it's an 18 page score, then there are lots of page break > > options, > > and so there would be lots of calculations. 2 billion seems like a lot, > > but there are a lot of ways to figure out line and page breaks in 18 > > pages > > of score.... > > > > ly_scm2interval is part of the beam scoring code. So that might be where > > many of the calls come from. > > no, from the beam thing it is only called ~1000 tmes, the two billion come > from a loop in Axis_group_interface::combine_pure_heights (...)
This sounds excessive; if we cache more sensibly, this should reduce by at least a factor of 100. Does your score have many staves? Also, how many times is Align_interface::get_pure_child_y_translation called? Cheers, Joe _______________________________________________ lilypond-devel mailing list lilypond-devel@gnu.org http://lists.gnu.org/mailman/listinfo/lilypond-devel
