Re: [Denemo-devel] Playback asynchronous

[Andreas Schneider]

Am 13.08.2017 um 10:10 schrieb Andreas Schneider:
> Am 12.08.2017 um 20:33 schrieb Richard Shann:
>> On Sat, 2017-08-12 at 19:07 +0200, Andreas Schneider wrote:
>>> Working on a score in which some measures are still without notes, I
>>> encounter an asynchronous playback, i.e. during playback some staffs lag
>>> one measure behind the others. This is illustrated in the attached
>>> screenshot. Notes from one measure sound together with notes from the
>>> next measure from other staffs, which is not so good for checking it.
>>
>> The problem is that the first measure is not empty - it contains the
>> repeat start directive, so it is *not* filled with a space, as Denemo
>> does not know what that directive is doing. Empty measures must be truly
>> empty if you want Denemo to tacitly insert a whole measure rest. If you
>> put a whole measure rest in the first measure, all is well.
> 
> What does that mean in general? That Denemo plays back as the music is
> exported, e.g., to lilypond? I had expected Denemo to play back as shown
> in the editor, not taking into account directives that might skip or
> fill anything for the print output. Moreover, as Joe showed, the
> playback can also be brought out of sync by incomplete measures. This
> may not be what an average user expects, but is in accordance to how
> such music is shown in the print output. That behaviour can also be
> handy, e.g. for ancient music where notes may extend into the next
> "measure", resulting in an overfull and a following underfull measure in
> the Denemo editor, but a correctly typeset score in the print and a
> correctly sounding playback. The question is: Which behaviour is best
> for the majority of use cases?

Our mails have crossed in the ether, Richard has answered most questions
already in his last post.

Andreas