Re: [tablatures] harmonics in tablature

[Marc Hohl <marc@xxxxxxxxxx>]

Patrick Schmidt schrieb:
> Am 26.09.2010 um 10:37 schrieb Marc Hohl:
>
> > > > If this is solved, I'll have to adapt the fret number. Here I am 
> > > > not sure how to get this done -
> > > > I have some ideas, but didn't yet find the time to test it.
> > > Hm, don't be offended by the naivety of my thoughts ;-): In the case 
> > > of \harmonicByFret the fret number to be engraved should equal the 
> > > value of \harmonicByFret, i.e. e.g. 7 in the following example:
> > > \harmonicByFret #7 e,\6
> > > This way the user can decide whether the finger should be placed 
> > > e.g. over the 7th or 19th fret to get the second harmonic.
> > Yes, that's the way it should work. By now, the pich is transposed 
> > properly, so the
> > tab note head engraver would calculate the fret for the transposed 
> > pitch, which is the 12th
> > for the first harmonic, 19 for the second, 24 for the third, and so 
> > on. So the routine
> > I am trying to write should overwrite the tab number accordingly.
> > Or, simply said, I have to be able to set an arbitrary number as a 
> > tab note head.
> Agreed! What I was aiming at is: Is it possible to define some 
> conditions that should only apply to tablature such as:
>
> if harmonicByFret = #7 than \transpose c g'  {pitch}  i.e. #(define 
> fret-pitch (vector '(0 4 0)))
> if harmonicByFret = #19 than \transpose c g'' {pitch} i.e. #(define 
> fret-pitch (vector '(1 4 0)))
The problem here is that:

a) I have different pitches for note heads and tab note heads and I 
don't know how to switch between them
b) fret numbers like "2.3" are not reachable with these pitches (as far 
as as I know)

so I think the best way is to override the fret number stencil (somehow).

Marc