Re: longa of two perfect breves under shiftDurations and Completion_heads_engraver

[Graham King]

Found it!  It's a known bug (no. 4362). 
https://sourceforge.net/p/testlilyissues/issues/4362/

The bug has been logged since 2015.  I'm amazed I hadn't noticed it before.


> On 4 Jul 2019, at 22:08, Graham King <address@hidden> wrote:
> 
> Corrected MWE (it turns out that \shiftDurations is irrelevant; it is the 
> dotted breve that is misbehaving):
> 
> \version "2.19.82"
> 
> {
>  \time 3/1
>  c'\longa. % should give \breve. ~ \breve.
>  \time 3/2
>  c'\breve. % works as expected
> }
> 
> \layout {
>  \context {
>    \Voice
>    \remove "Note_heads_engraver"
>    \consists "Completion_heads_engraver"
>  }
> }
> 
> 
>> On 4 Jul 2019, at 20:30, Graham King <address@hidden> wrote:
>> 
>> Is there a way to make the following MWE generate a dotted breve tied to a 
>> dotted breve, rather than breve~semibreve~breve~semibreve ?
>> 
>> I would prefer not to abandon the use of shiftDurations or state "c'1. ~ 1." 
>> if these things are avoidable, for weak reasons to do with my strategies for 
>> transcribing mensural notation.
>> 
>> \version "2.19.82"
>> 
>> \shiftDurations #-1 #0 {
>> \time 3/1
>> c'\breve.
>> }
>> 
>> \layout {
>> \context {
>>   \Voice
>>   \remove "Note_heads_engraver"
>>   \consists "Completion_heads_engraver"
>> }
>> }
>> 
>> Grateful, as ever, for your kind suggestions...
>> 
>> -- Graham
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> 
> 
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