On Sep 2, 2012, at 11:51 PM, james wrote:
>
> On Sep 2, 2012, at 11:46 PM, Keith OHara wrote:
>
>> james <james.lilypond <at> googlemail.com> writes:
>>
>>> I'm looking at the new options for custom key signatures,
>>
>>> "Accidentals in the key signature may be printed in octaves other than
>>> their traditional positions, or in multiple octaves, by using the flat-
>>> positions and sharp-positions properties of KeySignature. Entries in
>>> these properties specify the range of staff-positions where accidentals
>>> will be printed. If a single position is specified in an entry, the
>>> accidentals are placed within the octave ending at that staff position."
>>
>> This feature is new with development version 2.17.1. It is meant for normal
>> key signatures, but it also works for custom key signatures of the simpler
>> type where you do not specify the octave explicitly.
>>
>>> Does this mean that if a custom key signature is used with, say,
>>> g-flat and a-flat (for bass clef), the key is c major?
>>
>> No. The "\key g\major" (or the individually-specified flats and sharps)
>> determines the key. The *-positions adjust where the key-signature
>> alterations are printed on the staff.
>>
>> If you define an unusual key signature with G-flat and A-flat
>>
>> \new Staff { \clef bass
>> \set Staff.keySignature = #`(( 4 . ,FLAT) ( 5 . ,FLAT))
>> f4 ges as b }
>>
>> normally the flats go at the bottom of the staff, because that is their
>> position when they live with Bflat Eflat and Dflat in traditional key
>> signatures. This looks a little odd with just the G- and A-flat, so if
>> you like you cay say "please print flats on this Staff as close as you can
>> to the first space above the staff (position 5)"
>>
>> \override Staff.KeySignature #'flat-positions = #'(5)
>>
> Ah, okay, so the space below the first line is 0, and the rest of the
> positions are calcluated up from that. Thanks!
>
Brain fart. the space below the first line is 1, not zero. And the A-flat?
Assuming I want that on position 2 (space above first line)? Do I specify that
just substituting the new number?
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