Hi Marc, On Tue, Nov 23, 2010 at 11:28 PM, Marc Hohl <m...@hohlart.de> wrote:
> >> Just for clarification: as the guitar is notated one octave above its > sounding pitch, > I use the following template: > > \score { > \new StaffGroup << > \new Staff { > \new Voice { \global \clef "treble_8" > \override Voice.StringNumber #'transparent = ##t > \music } > } > \new TabStaff { > \new TabVoice { \global \clef "moderntab" \music } > } > >> > } > > The octavated treble clef just does the right thing, and with the override, > you > remove the unneccesary string numbers. Thanks; I'll try it. How do I turn off the little "8" symbol by the clef? > >> In this example, the low A is placed on the 5th fret, 6th string. >> The minimum fret is the default (zero), but the tab calculator >> does not choose the open-A string, even though it would be >> far more convenient to play it that way. If you annotate it with >> fingerings: >> >> <a'-0 e'-1 a-1 cs-1 a'-4>1 >> >> it becomes doubly clear to the guitarist that the open-A string is >> intended here, both because of the -0 fingering notation and >> because it is the only physically reasonable configuration. >> > I see your point, but I have no idea whether a suitable algorithm > can be found to cope all possible fingerings. > > Oh, I didn't mean to suggest that there is such an algorithm, although it seems like it would make a cool research project. I was just using this example to illustrate the need for the tab-understands-(-0) workaround. > >> There are actually _two_ signals here that the tab calculator >> should be picking up but is not. They are separate issues. >> One is that even though the TabStaff.minimumFret is zero, the >> calculator is not actually using the minimum fret. >> > IIUC, the calculator tries to put all fret positions within a four fret > interval, > so <d\5 g> would show up as > e--- > b--- > g--- > D-5- > A-5- > E--- > > That makes sense. It's a really good heuristic, actually -- I've been rather amazed at how often simply setting the minimum fret results in generating optimal fingerings for a passage, even for relatively complex music. Regards, -steve > Regards, > > Marc > >
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