Re: Feature Request: Partial Capo Support

[Thomas Morley]

2015-05-31 23:22 GMT+02:00 Frank D. Engel, Jr. <address@hidden>:
>
>
> On 5/31/2015 16:22, Thomas Morley wrote:
>>
>> 2015-05-29 1:43 GMT+02:00 Frank D. Engel, Jr. <address@hidden>:
>>>
>>>
>>> On 5/26/2015 18:27, Thomas Morley wrote:
>>>>
>>>> 2015-05-26 23:37 GMT+02:00 Frank D. Engel, Jr. <address@hidden>:
>>>>>
>>>>> I have not been able to identify any syntax from which to build such an
>>>>> example.
>>>>>
>>>>> I can only see barre syntax which even comes close.
>>>>>
>>>>> What I am looking for is a barre that looks like a capo but only on
>>>>> some
>>>>> strings.
>>>>>
>>>>> It should also stay inside the diagram and not wind up floating above
>>>>> it.
>>>>>
>>>>>
>>>>> On 5/26/2015 09:54, Thomas Morley wrote:
>>>>>>
>>>>>> 2015-05-26 0:44 GMT+02:00 Frank Engel <address@hidden>:
>>>>>>>
>>>>>>> Fretboard diagrams cannot currently be limited to a range of strings.
>>>>>>>
>>>>>>> Ideally there should be the ability to show multiple such capos (this
>>>>>>> is
>>>>>>> done).
>>>>>>>
>>>>>>>
>>>>>>> My suggested syntax for this would be something like "barre":
>>>>>>>
>>>>>>> (partial-capo 5 3 2)
>>>>>>>
>>>>>>>
>>>>>>> Examples of existing diagrams:
>>>>>>>
>>>>>>> http://members.myactv.net/~s.wriston/media/CUT_CAPO_CHORD_CHART.pdf
>>>>>>> http://www.thirdhandcapo.com/basics.html
>>>>>>
>>>>>>
>>>>>>
>>>>>> Hi Frank,
>>>>>>
>>>>>> as far as I can see LilyPond can do already all what your links
>>>>>> demonstrate.
>>>>>> Maybe I'm missing something.
>>>>>> Please provide a code-example where LilyPond fails.
>>>>>>
>>>>>> Cheers,
>>>>>>      Harm
>>>>>>
>>>> Please look at the output from (maybe uncommentthe commented lines):
>>>>
>>>> \markup
>>>>     \override #'(fret-diagram-details . ((barre-type . straight)))
>>>>     \fret-diagram-verbose
>>>>      #'((barre 6 5 5)
>>>>         ;(place-fret 6 5 2)
>>>>         ;(place-fret 5 5 2)
>>>>         (place-fret 4 4 1)
>>>>         ;(place-fret 3 5 3)
>>>>         ;(place-fret 2 5 3)
>>>>         ;(place-fret 1 5 3)
>>>>         (barre 3 1 5))
>>>>
>>>> Isn't it what you want?
>>>>
>>>> Cheers,
>>>>     Harm
>>>>
>>> ok, the straight barre line gets me fairly close...
>>>
>>> Is there a way to make it thicker?
>>>
>>> Is there a way to combine this with the other barre type (without making
>>> that one thicker) so that I can show barre chords in combination with the
>>> capo image?
>>
>> Look at the example below (yes, it's quite silly, though, we can watch
>> what happens)
>>
>> \markup
>>    \override #'(fret-diagram-details .
>>                  (
>>                   (barre-type . straight)
>>                   (dot-radius . 0.4)
>>                   (capo-thickness . 0.5)
>>                  ))
>>    \fret-diagram-verbose
>>     #'((barre 5 3 2)
>>        (mute 6)
>>        (capo 1)
>>        (barre 4 3 4)
>>        (place-fret 5 6)
>>        (place-fret 4 4)
>>        (place-fret 3 4)
>>       )
>>
>> capo-thickness can be set independently
>> dot-radius is used for dots _and_ for the thickness of barre.
>> We could implement an additional property to control the thickness of
>> barre.
>> Though, have a look at
>>
>> http://www.lilypond.org/doc/v2.19/Documentation/internals/fret_002ddiagram_002dinterface
>> We already have 24(!) properties controlling in fret-diagram-details
>>
>> Do we really need another one?
>> What does others think?
>>
>>>
>>> Regardless, one place this seems to break down is that the dots make it
>>> look
>>> like a finger should be there (where there is a capo), and without the
>>> dots,
>>> this gives me some rather strange results:
>>>
>>> \markup
>>>    \override #'(fret-diagram-details . ((barre-type . straight)))
>>>    \fret-diagram-verbose
>>>     #'((barre 5 3 2)
>>>        (mute 6)
>>>        (place-fret 5 6)
>>>        (place-fret 4 4)
>>>        (place-fret 3 4)
>>>       )
>>
>> Clearly a bug.
>> I fixed it already locally, will create a tracker-issue and provide a
>> patch, asap
>>
>>
>> Cheers,
>>    Harm
>>
>
> Fixing that bug would be the biggest thing for me.  Being able to make the
> barre the thickness of the capo instead of the thickness of the dots would
> be a huge plus if possible, but I think I can live with it being smaller if
> I need to.
>
> Being able to mix barre types (and thicknesses) would be nice, but I can
> much more easily live without that one - a "nice to have" but not really a
> major need.
>
>
> Thank you!
>
>

https://code.google.com/p/lilypond/issues/detail?id=4428