Re: Fitting as many lines as possible on a page

[Reinhold Kainhofer]

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On Sonntag, 1. Februar 2009 19:49:05 Joe Neeman wrote:
> On Sat, 2009-01-31 at 12:13 +0100, Reinhold Kainhofer wrote:
> > On Samstag, 31. Januar 2009 02:06:38 Joe Neeman wrote:
> > > On Sat, 2009-01-31 at 00:53 +0100, Reinhold Kainhofer wrote:
> > > > On Freitag, 30. Januar 2009 23:37:28 Tim Yang wrote:
> > > > > It doesn't work. I set the page-count as 2 and Lilypond still uses
> > > > > 3 pages. I think it is because somehow Lilypond thinks these lines
> > > > > don't fit in 2 pages but in fact there is a lot of space left.
> > > >
> > > > Yes, currently the vertical page layouting algorithm of lilypond is
> > > > sub- optimal. Lilypond reserves 10% of the total space to make sure
> > > > it does not overprint staves. This means that 10% of the page will
> > > > always be wasted... Unfortunately, there is no easy way around this
> > > > for now, until someone starts working on the vertical staff layouting
> > > > seriously...
> > >
> > > This is only the case for the stretching of systems, AFAICR. It
> > > shouldn't affect single-staff music.
> >
> > Isn't stretch-and-draw-page called for all pages, even for single-staff
> > systems?
>
> Right, but it only uses the 10% buffer to decide how much to stretch the
> systems. The actual layout of the systems, once they've been stretched,
> is done in space-systems, which uses the full printable extent of the
> page.

Exactly. However, the 10% buffer is used when calculating how many systems to 
put on a page, so even if e.g. 10 systems would fit on a page, only 9 are 
placed there... Or am I misunderstanding the code?

Cheers,
Reinhold
- -- 
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Reinhold Kainhofer, address@hidden, http://reinhold.kainhofer.com/
 * Financial & Actuarial Math., Vienna Univ. of Technology, Austria
 * http://www.fam.tuwien.ac.at/, DVR: 0005886
 * LilyPond, Music typesetting, http://www.lilypond.org
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