[JW Lua] Enharmonic Flip Bit
Jan Angermüller
jan at angermueller.com
Wed Mar 1 17:02:12 CET 2023
Did you get feedback from MakeMusic on how it works?
Was it only the 4? Or were more bits involved?
Jan
Am 23.02.2023 um 14:57 schrieb Jan Angermüller:
> Thank you! This helps indeed.
>
> Am 23.02.2023 um 14:49 schrieb Robert Patterson:
>> That 4 value appears to be the enharmonic flip bit, which is not
>> documented in the PDK. I have sent a message to Makemusic to get
>> clarification on how it works. Once I hear back, I will add it to the
>> PDK Framework and Lua.
>>
>> The 13 is a custom font id. However, 13 is the font ID for Finale
>> Music, so it's the same as the default font. Furthermore, since the
>> "UseCustomFont" option is false, the custom font id is ignored
>> anyway. The 13s appear to be cruft in the file.
>>
>> You may encounter this situation with any Special Tools modification
>> that is unlinkable, including FCNoteheadMods. It will appear to have
>> all default values in the score but is modified in one or more parts.
>> There is no way to determine this except to compare in all parts that
>> contain the staff.
>>
>> You may know that my Mass Copy plugin has a "Relink" option.
>> Relinking is not directly supported in the PDK. The way my plugin
>> works is that it makes a copy of the values it wants to relink to,
>> deletes the item entirely and then re-adds it in the score with the
>> copied values.
>>
>> If you delete seemingly empty note details in the score, you are
>> removing unlinked values from the parts and relinking them to the score.
>>
>> I hope this helps.
>>
>> On Thu, Feb 23, 2023 at 3:06 AM Jan Angermüller
>> <jan at angermueller.com> wrote:
>>
>> Robert,
>>
>> I have recently had a document that included seemingly "empty"
>> FCNoteheadMods.
>> I.e. all options from the NoteheadMod dialog were set to the
>> default value.
>>
>> So I deleted it with nh:DeleteData(), because I thought it was an
>> unnecessary/corrupt FCNoteheadMod.
>> This lead to a problem:
>> When you do the CreateRawDataDump and list the 11th value, it may
>> include a "4", and 13th value may include a "13".
>>
>> local nu=nh:CreateRawDataDump()
>> print(nu:GetItemAt(10).Int)
>>
>> If this returns 4, then the "Enharmonic" bit is activated.
>> Otherwise it returns 0.
>> If you delete the FCNoteheadMod in this case, the enharmonic flip
>> disappears.
>> nu:GetItemAt(12).Int sometimes returns "13". I didn't find out
>> what this is.
>>
>> As Perfect Layout wants to delete corrupt/empty FCNoteheadMods by
>> default, it's difficult to find out when looking at the score only:
>> If the enharmonic flip is only in a linked part and you load the
>> FCNoteheadMod in the score, you won't recognize that there may be
>> a flip in a part.
>> Or in other words: if you analyze the DataDump in the score, it
>> looks like the FCNoteheadMod doesn't make sense, because all
>> values are set to 0 (except the 100 resize value).
>>
>> My questions:
>> - Maybe you could add the GetEnharmonic() to FCNoteheadMod?
>> - Maybe you know what the 13 is?
>> - Do you know if there is a simple way to decide when looking at
>> the FCNoteheadMod in the score whether this is a "false/empty"
>> FCNoteheadMod or if this is actually an unlinked FCNoteheadMod?
>> According to my documentation there have been situations (maybe
>> in corrupt documents?) where false/empty FCNoteheadMods should be
>> deleted.
>> Until now I did when all values where set to the default values
>> in the score. And I don't want to switch through all parts at
>> that point, if possible.
>>
>> Here is a test script for the attached document:
>> local reg=finale.FCMusicRegion()
>> reg:SetFullDocument()
>> local parts=finale.FCParts()
>> parts:LoadAll()
>> for p in each(parts) do
>> p:SwitchTo()
>> for e in eachentry(reg) do
>> if e.NoteDetailFlag then
>> local nhmods=e:CreateNoteheadMods()
>> for nh in each(nhmods) do
>> local nu=nh:CreateRawDataDump()
>> if nu then
>> print(p.ID,e.Measure,e.MeasurePos,nu:GetItemAt(10).Int,nu:GetItemAt(12).Int)
>> end
>> end
>> end
>> end
>> p:SwitchBack()
>> end
>>
>> Running [Unnamed Script] ======>
>> 0 1 0 0 0 --> Score: Measure 1, Pos 0, all default values (=0)
>> 0 1 2048 0 0
>> 0 2 0 0 13 --> 13 is set
>> 0 3 2560 4 13 --> 4 and 13 is set
>> 9 1 0 4 0 --> 4 is set
>> 9 1 2048 4 0 --> 4 is set
>> 9 2 0 4 13 --> 4 and 13 is set
>> 9 3 2560 0 13 --> 13 is set
>> <======= [Unnamed Script] succeeded (Processing time: 0.000 s).
>>
>> Four notes have enharmonic flips and two also have the "13" value.
>> Three notes have the "4" in the linked part, one note has it in
>> the score.
>>
>> Jan
>>
>>
>>
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>
> --
> Jan Angermüller
> Orchideenstieg 13
> 22297 Hamburg
> Tel. 040 - 28 94 84 82
> Mobil 0173 - 99 33 904
> www.elbsound.studio
>
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--
Jan Angermüller
Orchideenstieg 13
22297 Hamburg
Tel. 040 - 28 94 84 82
Mobil 0173 - 99 33 904
www.elbsound.studio
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