On Wed, Jun 7, 2017 at 8:48 AM, Federico Bruni <f...@inventati.org> wrote:
>
>
> Il giorno mer 7 giu 2017 alle 15:24, David Nalesnik
> <david.nales...@gmail.com> ha scritto:
>>
>> Hi Federico,
>>
>> On Wed, Jun 7, 2017 at 8:11 AM, Federico Bruni <f...@inventati.org> wrote:
>>>
>>>  Hi all
>>>
>>>  While translating, I think I caught an error in the doc:
>>>
>>>  http://lilypond.org/doc/v2.19/Documentation/notation/the-offset-command
>>>
>>>  """
>>>  The following example displaces the ‘broken’ OttavaBracket object
>>> through
>>>  its staff-padding property. Since the property takes a number, offsets
>>> is
>>>  provided with a list of numbers to account for the two segments created
>>> by
>>>  the line break. The slur piece on the first line is effectively
>>> untouched
>>>  since 0 is added to its default value. The segment on the second line is
>>>  raised two staff-spaces from its default height. The default height
>>> happens
>>>  to be 2, though it is not __necesssary__ to know this.
>>>
>>>
>
>
> another typo: "necesssary"
>

Thanks!

>
>>>     {
>>>       \offset staff-padding #'(0 3) Staff.OttavaBracket
>>>       \ottava #1
>>>       c'''2 c'''
>>>       \break
>>>       c'''2 c'''
>>>     }
>>>
>>>  """
>>>
>>>
>>>  - 1st problem: All the text from "The slur piece on the first line" do
>>> not
>>>  refer to the OttavBracket example, which is what is supposed to be
>>> discussed
>>>  in that paragraph, but to the example after that (the example which
>>> mimics
>>>  the effect of the \shape command).
>>
>>
>> No, the paragraph actually does refer to the OttavaBracket example.
>> The problem is a simple typo: "the slur piece" ought to read "the
>> bracket piece" or "the ottava bracket piece".  (Do you want to change
>> this, or should I?)
>>
>
> Ok, it makes sense now.
> Please take care of the change. I'm busy with updating the italian
> translation...
>

Will do.

>>>
>>>  - 2nd problem (maybe): I'm not even sure that the "slur on the second
>>> line
>>>  is raised two staff-spaces from its default height". Isn't 1.5 for the
>>>  endpoints? Here's the example:
>>>
>>>  {
>>>   c'4-\offset control-points #'(
>>>                ((0 . 0) (0 . 0) (0 . 0) (0 . 1))
>>>                ((0.5 . 1.5) (1 . 0) (0 . 0) (0 . -1.5))
>>>               ) ( f'4 g' c''
>>>   \break
>>>   d'4 c'' f' c')
>>>  }
>>>
>>
>> Again, this is remedied by fixing the typo.  The default value of
>> OttavaBracket.staff-padding is 2.0.  (An issue could be raised with my
>> referring to a setting which could be changed at some point making the
>> reference inaccurate, but that's another issue!)
>>
>>
>
> Ok, but I thought that in the OttavaBracket example the segment in the
> second line was raised by 3 (not 2) staff spaces.
>
>

Ah, OK -- that too!!  (Maybe I ought to make this clearer in the
explanation: the default value is 2.0, so the effect of the offset
command would to be raise the bracket 2 + 3 = 5 staff spaces.)

-David

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