Re: quarter-tone tablature bug

[Dmytro O. Redchuk]

On Tue 05 Jul 2011, 23:14 Bernardo Barros wrote:
> > I'm not top posting.
> 
> (Sorry, I didn't know I should have sent the bug report to this list instead 
> of 
> the google code bug tracker) 
I have updated your report in the tracker:
http://code.google.com/p/lilypond/issues/detail?id=1741

Thank you for your effort.

> In the Following code, the `string 2' is tuned to `beh'. 
> The bug sets bih *and* cih to fret 1 on that same string, 
> and all other notes are not correctly set, 
> the tablature is always one fret down from the third note on.
> 
> Trying more variants I find it does have nothing to do with the pitch beh, 
> but 
> maybe setting a quarter-tone tune to the second string will always triggers 
> the 
> bug? 
> 
> Also tested with git version from 27/jun/2011.
> 
> %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
> %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
> \makeStringTuning #'custom-tuning <eeh, a, d ges beh eeh'>
> 
> notes = {
>   beh\2 bih\2 cih'\2 deh'\2 dih'\2 eeh'\2
> }
> 
> \score {
>   <<
>     \new Staff {  
>         \clef "treble_8" 
>         \notes 
>     } 
>     \new TabStaff   { 
>       \set TabStaff.stringTunings = #custom-tuning
>         \notes 
>     }
>   >>
> }
> %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
> %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
> 
> 
> Changing the second string from beh to aeh is also buggy:
> 
> %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
> %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
> \makeStringTuning #'custom-tuning <eeh, a, d ges aeh eeh'>
> 
> notes = {
>   beh\2 bih\2 cih'\2 deh'\2 dih'\2 eeh'\2
> }
> 
> \score {
>   <<
>     \new Staff {  
>         \clef "treble_8" 
>         \notes 
>     } 
>     \new TabStaff   { 
>       \set TabStaff.stringTunings = #custom-tuning
>         \notes 
>     }
>   >>
> }
> %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
> %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
> 
> 
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-- 
  Dmytro O. Redchuk
  Bug Squad
                                         "Easy to use" is easy to say.
                                                       --Jeff Garbers