Re: NR 2.4.1, Fretted strings: \tabChordRepeats example

[James]

Federico,


On 16/11/15 08:27, Federico Bruni wrote:
> In the following example of \tabChordRepeats:
> http://lilypond.org/doc/v2.19/Documentation/notation/common-notation-for-fretted-strings#index-_005ctabChordRepeats
>
>
> the purpose is showing that the strings/fret numbers used in TabStaff
> are kept when using q only if \tabChordRepeats is used. This chord:
>
> <gis cis b>
>
> will turn into 2-4-6 frets from 2nd to 4th string, while these chords:
>
> <gis cis b-0>
> <gis cis b\2>
>
> will turn into 0-6-6 frets from 2nd to 4th string, as in the
> documentation.
>
> I believe that we should explain what's happening in a straightforward
> manner.
> I would rewrite this parapraph this way (english speakers, please
> rewrite properly my words):
>
> Chord constructs can be repeated by the chord repetition symbol
> @code{q}, as explained in @ref{Chord repetition}. In combination
> with tabulatures, its behavior of removing string and finger
> numbers alongside with other events may lead to unwanted results,
> e.g. different fret positions.  The command @code{\tabChordRepeats}
> will keep the fingering consistent across repetitions.  In the
> following example, the default fingering for this chord (without
> fingering indications) would be gis on 4th string, b on 3rd string,
> cis on 2nd string.  As we use b-0, b will be on second string and
> cis will move to 3rd string.  @code{\tabChordRepeats} allows to
> keep the same fingering in the following q chords:
>
> @lilypond[quote,verbatim]
> guitar = \relative {
>  r8 <gis-2 cis-3 b-0>~ q4 q8~ 8 q4
> }
>
> \new StaffGroup <<
>  \new Staff {
>    \clef "treble_8"
>    \guitar
>  }
>  \new TabStaff {
>    \tabChordRepeats \guitar
>  }
> >>
> @end lilypond
>
>

https://sourceforge.net/p/testlilyissues/issues/4662/

Thanks.

James