Re: drumstaff vs rhythmicstaff

[David Kastrup]

Janek Warchoł <address@hidden> writes:

> 2013/11/29 David Kastrup <address@hidden>:
>> Maybe you should try making your bug reports not riddles.  The main
>> visible difference is that DrumStaff has a drum clef, so "Shouldn't
>> these two yield identical results?" is very likely _not_ to focus the
>> attention on where you want it.
>
> Well, in my opinion both differences were equally visible.
> Nevermind.
>
>> For RhythmicStaff, the bar lines are explicitly designed to match those
>> of a five-line staff.
>
> I see the override in ly/engraver-init.ly, and i tracked the code back
> to its first appearance 12 years ago:
>
> commit 1539b48e9bd7cd7698e602dc3d3dbe74a6567a49
> Author: Han-Wen Nienhuys <address@hidden>
> Date:   Sat Sep 8 20:11:09 2001 +0200
>
>     release: 1.5.9
>
> but i haven't found any rationale _why_ rhythmic staff barlines should
> be so long.

That likely predates any attempt to make the bar lines for 1- and 0-line
staves visible at all.

>> In contrast, DrumStaff has normal bar lines matching the system, and
>> linecounts of 1 and smaller lead to the fallback of 3-line system
>> dimensions.
>>
>> Personally, I find the RhythmicStaff bar lines a bit excessive.  But
>> changing them would be _quite_ an incompatible change.
>
> Hmm.  I think we should change it.  The default behaviour (i.e.
> ensuring that the barline is at least 2 ss long) seems perfect to me.

There is an orchestral example in Documentation/ly-examples.ly that
makes heavy use of RhythmicStaff.  You should probably take a look at
the difference your change would make with that.

-- 
David Kastrup