Re: \partial and \unfoldRepeats

[James]

Hello again..

On 17 May 2012 18:57, James <address@hidden> wrote:
> Hello,
>
> On 17 May 2012 11:50, Christopher Webster
> <address@hidden> wrote:
>> The intention of the input below was to produce a PDF with normal repeat
>> notation plus a MIDI file in which the repeat was expanded explicitly.
>>
>> \version "2.14.1"
>>
>> dots =
>>     \relative c'
>>     {
>>         \partial 8 c'8
>>         c8 c c c
>>         c4 r8
>>     }
>>
>> \book
>> {
>>     \score
>>     {
>>         \new Staff
>>         {
>>             \time 2/4
>>             \repeat volta 2 \dots
>>         }
>>     }
>> }
>>
>> \book
>> {
>>     \score
>>     {
>>         \unfoldRepeats
>>         {
>>             \new Staff
>>             {
>>                 \time 2/4
>>                 \repeat volta 2 \dots
>>             }
>>         }
>>         \midi { }
>>     }
>> }
>>
>> The upbeat is handled perfectly by the \partial construct for the PDF
>> output, but provokes a warning in conjunction with the MIDI output,
>> presumably as a result of the \unfoldRepeats:
>>
>> GNU LilyPond 2.14.1
>> Processing `temp1.ly'
>> Parsing...
>> Interpreting music...
>> Preprocessing graphical objects...
>> Finding the ideal number of pages...
>> Fitting music on 1 page...
>> Drawing systems...
>> Layout output to `temp1.ps'...
>> Converting to `./temp1.pdf'...
>> Interpreting music...
>> temp1.ly:6:16: warning: trying to use \partial after the start of a piece
>>
>>                 \partial 8 c'8
>> MIDI output to `temp1-1.midi'...
>> success: Compilation successfully completed
>>
>> I can fix this by replacing \partial 8 with \set Timing.measurePosition =
>> #(ly:make-moment 3 8), though it seems I then also have to add \set
>> Score.currentBarNumber = #0 to  make the bar (measure) numbers come out as
>> expected.
>>
>> Is that the recommendation, or have I missed an opportunity to do something
>> more elegant?
>>
>
> http://lilypond.org/doc/v2.14/Documentation/notation-big-page.html#upbeats
>
> See known issues and warnings.
>

http://lilypond.org/doc/v2.15/Documentation/notation-big-page.html#upbeats

Still see known issues and warnings but it has a better example, this
section has had an update since the 2.14 doc.

james