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adapt to current working setup
< [[Graphics]] | [[Using Graphics]] >
[http://lilypond.org LilyPond] is a great music engraver, and you can include LilyPond in ConTeXt source using [[moduleshttps:t-lilypond|//github.com/adityam/filter the lilypond filter module]with some setup. This is different from using the lilypond-book preprocessor with LaTeX. (For LaTeX there’s also a package that works similar to our ConTeXt setup here: [https://github.com/jperon/lyluatex lyluatex].)
== Simple Filter Setup == This works with ConTeXt MkII and MkIV, but takes only the first page of multi-pages scores, and you must create the folder "lilytemp" manually:
* First you need a working, recent [http://www.lilypond.org LilyPond] installation (version 2.12.x) plus dependencies like GhostScript.
* Install the lilypond module via [[ConTeXt_Minimals#Installing_third_party_modules|ConTeXt minimals]], or get it from [[modules:t-lilypond|ConteXt garden]] or [http://github.com/fiee/ConTeXt/tree/master/t-lilypond/ github] and install it in one of your TeX trees.
* Include the lilypond module
<texcode>
\def\readPDFfile#1{\externalfigure[#1]} \usemodule[filter]\defineexternalfilter[lilypond] [continue=yes, readcommand=\readPDFfile, directory=lilytemp/, % directory for LilyPond's files output={\externalfilterbasefile.pdf}, filtercommand={lilypond-dbackend=eps -ddelete-intermediate-files -o"lilytemp/\externalfilterbasefile" "\externalfilterinputfile"}]
</texcode>
* If you want, you can change the default settings using <tt>\setuplilypond</tt>
* If you need lyrics with accented characters (e.g. umlauts), you '''must''' typeset in UTF-8 encoding (see [[Encodings_and_Regimes]]), because LilyPond doesn't understand anything else. And you need to use UTF-8 without BOM (byte order marker), because ConTeXt doesn't understand BOMs.
* Versions from May 2009 on work with LuaTeX ''only.'' Supported is only the latest beta of MkIV.
==Multi Page Filter Setup = options ==={| style="border: solid 1px black; padding: 0.5em; vertical-align: top; width: 80%;" |- style="border: solid 1px black; padding: 0.5em; vertical-align: top; background: #eeeeee;"! option !! values !! default !! meaning|-| staffsize || number (pt) || 20 || height of the staff|-| linewidth || measure || <cmd>localhsize</cmd> || width of the staff|-| betweensystemspace || measure || 54pt || space between systems|-| align || yes/no || depends on fragment || ragged-right = (not align)|-| indent || measure || 0pt || first line indent|-| time || yes/no || yes || count the time (i.e. show time signature, draw bars, split the staff)?|-| clef || yes/no || yes || show the clef?|-| fragment || yes/no || no || typeset only a snippet (instead of a whole line)?|-| barnumbers || yes/no || no || show measure numbers?|-| showempty || yes/no || no || drop empty staves?|-| seriffont || "name" || "Tex Gyre Schola" || serif font (e.g. for Lyrics and \markup; was Century Schoolbook L before)|-| sansfont || "name" || "LMSans10" || sans serif font (e.g. for chords)|-| monofont || "name" || "LMTypewriter10" || monospace font (normally not used)|-| tmpdir || "name" || "./lilytemp" || directory for temporary files (.tmp, .md5, .eps); gets created if not existant|-| imgdir || "name" || "./lilypdfs" || directory for LilyPond PDFs; gets created if not existant|}
== Snippets ==This uses Lua and therefore only works with ConTeXt MkIV. It includes all pages of multi-page scores.It doesn’t look into the complete (multi-page) PDF, but reads a "-system.count" auxiliary file written by LilyPond that contains the number of systems (pages) and includes the single-system PDFs.
<texcode>
There are some notes \lilyponddef\LILYTEMP{lilytemp} % name of folder for LilyPond/buffer files \def\ParseLilypondFile#1% #1 is the name of the output file { \relativectxlua{bes a c bthirddata.parselilypondfile("#1")}}  \startluacode thirddata = thirddata or {} embedded in this line -- create temp folder if missing if not lfs.isdir("\LILYTEMP") then lfs.mkdir("\LILYTEMP") end function thirddata.parselilypondfile(name) -- include all systems (pages) -- name is like \LILYTEMP/mainfile-temp-lilypond-21.pdf logs.report("LILYPOND","name='" .. name .. "'") local scname = string.gsub(name, '%.pdf$', '-systems.count') local syco = tonumber(io.loaddata(scname)) or 0 for nr = 1, syco do logs.report("LILYPOND","including system no." .. nr) context("\\externalfigure[" .. string.gsub(name, '%.pdf$', '-' .. nr) .. "]") end end\stopluacode \usemodule[filter]\defineexternalfilter[lilypond] [continue=yes, cache=yes, readcommand=\ParseLilypondFile, directory=\LILYTEMP/, output={\externalfilterbasefile.pdf}, filtercommand={lilypond -dbackend=eps -ddelete-intermediate-files -o"\LILYTEMP/\externalfilterbasefile/" "\externalfilterinputfile"},]
</texcode>
== Sections ==
E.g. for == LilyPond Settings == Collect your LilyPond settings in a songbook you want to place big chunks of LilyPond output (i.e. note staffs) ly file, put it in your text. It behaves lilytemp directory and include it from within your lilypond block like any other graphics, especially similar to embedded [[MetaPost]] codethis:
<texcode>
\section{A Tune}
 
\startlilypond
\relative { \repeat volta 2 { \partial 4 e4 | a2 c4 d | e2 f4 e | d2. c4 | b4. c8 d4 e | a,2 c4 d | e2 f4 e | g,2 a | \partial 2. b2. | } \repeat volta 2 { \partial 4 r4 | f' g f d | e f e c | a b c d | e2include "mysettings. e4 | f g f8 e d4 |ly" e f e c | a c b8 a g4 | } \alternative { { \partial 2. g2. } { \partial 2. a2. } }}
\stoplilypond
</texcode>
 
You can avoid this \include line following [http://modules.contextgarden.net/dl/t-filter/doc/context/third/filter/filter.txt filter module documentation], section "Prepend and append text".
In short: you can inline your complete LilyPond settings or at least the include line:
 
<texcode>
\startbuffer[lilypond::settings]
\include "mysettings.ly"
\stopbuffer
There's nothing to say about this tune yet; someone heard it from Lúnasa\defineexternalfilter[lilypond][ ... bufferbefore={lilypond::settings}, ...]
</texcode>
 
=== Sample Include File ===
 
"mysettings.ly" could look like this:
<texcode>
\section{Starlight version "2.18.2"#(roundly:set-option (quote no-point-and-click))#(set-global-staff-size 14)}
\startlilypond% --- start of setup for single-line output files ---<<#(define default-toplevel-book-handler\context Staff = onlyone << \clef treble \key a \major \time 6/8 \context Voice = one { \relative c'' { a4.^\markup{1.} e' | e8( d cis print-book-with-defaults-as-systems ) b4. | e4.^\markup{2.} d4 d8 | cis#( b) a b4 e,8 |define toplevel-book-handler a4 a8 gis ( a) b | cis4 cis8 blambda ( cis d. rest) | cis ( d) e e4 e,8 | fis4 fis8 gis4. } }>>\lyricsto one \new Lyrics { \lyricmode { Star set! output-empty- light, star score-- bright,list #f) first star I see to (apply print-book- night; I wish I may, I wish I might have the wish I wish to with-- night. }}>>defaults rest)))
\stoplilypond#(define toplevel-music-handler</texcode> (lambda ( . rest) (apply collect-music-for-book rest)))
== Font hints ==#(define toplevel-score-handler (lambda ( . rest) (apply collect-scores-for-book rest)))
LilyPond depends on the fonts that pango/fontconfig can find#(define toplevel-text-handler (lambda ( . But not even all of those will work, e.g. no fonts from the TeX tree rest) (don't know whyapply collect-scores-for-book rest))), only one face per font file etc.Therefore it doesn't use ConTeXt's font setup.
If you want to know which fonts of your system LilyPond can see with which names, try lilypond #(set! output-dshowempty-availablescore-fonts any(The 3rd parameter is necessary, but can be anything.list #t)
LilyPond's default text font is Century Schoolbook. You can use it in ConTeXt like this:% --- stop single-line setup ---
<texcode>\paper { #(define dump-extents #t) indent = 0\usetypescriptfile[typemm ragged-bottom = ##t ragged-last-bottom = ##t print-page-otf]number = ##f line-width = 120\mm oddFooterMarkup = ##f oddHeaderMarkup = ##f bookTitleMarkup = ##f scoreTitleMarkup = ##f}
\starttypescript[wiki][songbook]layout { #(layout-set-staff-size 14) % beware, this resets fonts! % set fonts for rm / ss / tt #(define fonts (make-pango-font-tree "TeX Gyre Schola" "LMSans10" "LMTypewriter10 Regular" (/ 14 20))) \context { \Score \remove "Bar_number_engraver" \usetypescript [serif] [schoolbook]override PaperColumn #'keep-inside-line = ##t } % some example settings \definetypeface [songbook] [rm] [serif] [schola] [default]context { \Staff \definetypeface [songbook] [ss] [sans] [default][default]override TimeSignature #'style = #'numbered } \definetypeface [songbook] [tt] [mono] [default][default]context { \ChordNames chordChanges = ##t majorSevenSymbol = \stoptypescriptmarkup{ 7+ } }}
\usetypescript [wiki] [songbook]
\setupbodyfont[songbook, rm, 8.5pt]
</texcode>
== Current workarounds ==Please look up the meaning of settings in [http://lilypond.org/doc/v2.22/Documentation/web/manuals LilyPond’s great documentation]!
This section lists workarounds needed in some circumstances; we surely hope If you’d like to move them to [[#Older_Workarounds|'''Older Workarounds''']] as soon as possible!exchange measures like text width between ConTeXt and LilyPond, you could write those into the LilyPond buffer (see below).
=== Something (To give LilyPondmeasures to ConTeXt, GhostScript etcyou would need to write them into a temp file (using Scheme) and read that in again (using Lua).For the time being this is left as an exercise to the user.;) isn't found ===
Depending on your setup Unfortunately you can’t define LilyPond’s text (path, installation directorieslyrics) size with an absolute value, but only relative to staff size...) you must call the lilypond app with the full path.
If <tt>pstopdf</tt> can't create PDFs (but LilyPond has made EPS files) it might be that you must set the environment variable <tt>GS_LIB</tt> for GhostScript.== Named Buffers ==
=== Normally, your LilyPond presnippets just get a running number. If you re-order your scores, each one gets re-2rendered.12 ===
The module as of 2009-05-03 works only with You can avoid that if you name your LilyPond 2.12 (probably also with some versions of 2.11)snippets: just add <tt>[name=myfunnyname]</tt> to {{cmd|startlilypond}}.
For older versions of If you have just one LilyPond please part per component (e.g. songs in a songbook), you could use an older version of the module. 2008-09 fits LilyPond 2<tt>[name=\currentcomponent]</tt>.10
=== Typesetting fret diagrams =Automatical width adaption ==
Lilypond has commands to typeset fret diagrams for the guitar chords. The most important one is called <code>\fret-diagram</code> and if If you want to use itset your note line width automatically to your current text width, you need to play a bit with the catcode of the <code>minus</code> sign since ConTeXt is apparently confused by try this. In addition, you can't type the example found in [http://lilypond.org/doc/v2.10/Documentation/user/lilypond/Overview-of-text-markup-commands#index-g_t_0040code_007bfret_002ddiagram_007d-935 the Lilypond documentation] on its own because Lilypond won't accept a score with only markup (the fret diagram) and nothing else; you have to place the markup on the page.
All in all -- this goes after "create temp folder" io.savedata("\LILYTEMP/texsettings.ly", "\\paper { line-width = " .. string.gsub(number.todimen(tex.dimen.textwidth),"pt", something like this will work:"\\pt") .. " } \n")
and then adapt your snippets or preamble buffer:
<texcode>
\usemodule[lilypond]include "../mysettings.ly"\starttextinclude "texsettings.ly"\catcode`\</texcode> You must comment/delete the "line-width" setting in mysettings.ly, otherwise it doesn’t work. =11= Example == Here's an example of placing score snippets in the body of the text, with fonts in the score & body matching:
D chord:<texcode>\blankdef\LILYTEMP{lilytemp} % name of folder for LilyPond/buffer files
\startlilyponddef\ParseLilypondFile#1% #1 is the name of the output filed'' ^ {\markup ctxlua{ \fret-diagram thirddata.parselilypondfile("#"s:0.75;f:1;6-x;5-x;4-o;3-2-1;2-3-3;1-2-2;" )}}\stoplilypond\catcode`\-=12
\stoptextstartluacode</texcode> thirddata = thirddata or {}
If you find a real solution to the <code>catcode</code> problem, please document it here, or report it to the list -- [[User:Arthur|Arthur]]create temp folder if missing if not lfs.isdir("\LILYTEMP") then lfs.mkdir("\LILYTEMP") end
function thirddata.parselilypondfile(name) -- include all systems (pages) -- name is like \LILYTEMP/mainfile-temp-lilypond-21.pdf logs.report("LILYPOND","name='" .. name .. "'") local scname = Developerstring.gsub(name, '%.pdf$', 's Corner =-systems.count') local syco =tonumber(io.loaddata(scname)) or 0
For information how the integration works for nr = 1, syco do logs.report("LILYPOND", please check the module code and its PDF version "including system no." .. nr) context(both available from "\\setupfloats[location=right,frame=off]\\placefigure[modules:t-lilypond|LilyPond on Modulesnone]]){}{\\externalfigure[" .. string. Unlike <tt>lilypond-book</tt> for LaTeXgsub(name, the module does not use a precompiling step and thus can react to local width changes and the like'%.pdf$', even if the LilyPond code is stored in a buffer'-' .. nr) .. "]}") end end\stopluacode
Known bugs:\usemodule[filter]* LilyPond's EPS bounding box is sometimes a bit too small\defineexternalfilter[lilypond] [continue=yes, cache=yes, readcommand=\ParseLilypondFile, directory=\LILYTEMP/, so sometimes the content is cropped output={\externalfilterbasefile. Perhaps call eps2eps or the like to fix that?pdf}, filtercommand={lilypond -dbackend=eps -dinclude-eps-fonts -dno-gs-load-fonts -o"\LILYTEMP/\externalfilterbasefile" "\externalfilterinputfile"}]
Things that have not been implemented yet include: \setuplayout[textwidth=6in] % matches line-width below* work with existing PDFs on systems where LilyPond isn't installed.\definefontfeature[main][protrusion=quality, expansion=quality]* make lilypond call back on ConTeXt for included TeX (cf. \definefontfamily[http://lsr.dsi.unimi.it/LSR/Item?idmainface][rm][Adobe Jenson Pro][features=107main])* get information from LilyPond about the baseline\setupbodyfont[mainface, for run-in music fragments13pt]* tell LilyPond how much space is left on the first page* check and probably work on proper multi-page music* it's not possible to set variables in LilyPond* lots of features\setupalign[hz,hanging]
To remember:* see [http://lilypond.org/doc/v2.12/Documentation/ LilyPond Docs]!\starttext
--[[User:ChristopherCreutzig|Christopher Creutzig]] after ideas by [[User:Hraban|Hraban]]\input zapf
== Older Workarounds ==\startlilypond
'''Beware: These relate to the old version of the module and older versions of LilyPond \layout{ indent=0\mm ragged-right = ##f}\paper {myStaffSize = #20 #(define fonts (make-pango-font-tree "Adobe Jenson Pro" "Myriad Pro" "Myriad Pro"(earlier than 2.7/ myStaffSize 20)))! Nowadays, LilyPond and epstopdf get called via texmfstart, that works without patching!'line-width=6\in oddFooterMarkup=##f oddHeaderMarkup=##f bookTitleMarkup = ##f scoreTitleMarkup = ##f }melody = \relative c''{ \clef treble \key c \major \time 4/4
=== Fonts with ConTeXt MkII === a b c d}
For the latest versions of the module work with ConTeXt MkIV (LuaTeX) exclusively, so we moved this to "Older":text = \lyricmode {Aaa Bee Cee Dee}
<texcode>\starttypescript[wiki][songbook]\usetypescript [serif] [schoolbook] [upper = \defaultencoding]relative c'' { \definetypeface [songbook] [rm] [serif] [schoolbook] [default] [encoding=\defaultencoding]clef treble \definetypeface [songbook] [ss] [sans] [default][default] [encoding=ec]key c \definetypeface [songbook] [tt] [mono] [default][default] [encoding=ec]major \stoptypescripttime 2/4
\usetypescript [wiki] [songbook] a4 b c d\setupbodyfont[songbook, rm, 8.5pt]</texcode>}
lower === LilyPond is not found ===\relative c { \clef bass \key c \major \time 2/4
Calling lilypond from command line in Windows fails. a2 c}
You have two options:\score {* modify the module, so that lilypond is called with the whole path ( <code>C:/prog/lilypond/usr/bin/lilypond</code> for example instead of \new Voice = "mel" { \autoBeamOff \melody } \new Lyrics \lyricsto mel \text \new PianoStaff <<code \new Staff = "upper" \upper \new Staff = "lower" \lower >lilypond</code> alone).* place a <code >lilypond.bat</code> somewhere in your search path, calling c:/prog/lilypond/usr/bin/lilypond %1 %2 %3 %4 %5 %6 %7 %8 %9 \layout { \context { \Staff \RemoveEmptyStaves } }}
Calling lilypond from ConTeXt via shell exit (write18) in MacOS X also fails, even if the shell's path is right. (Seems more like write18 wouldn't use the environment.) Modify the module (try <tt>which lilypond</tt> to get its path).\stoplilypond\input tufte
LilyPond 2.7.26 comes without a command line "version", at least in the MacOS X edition, i.e. the <tt>lilypond.sh\stoptext</tttexcode> script is missing.Here's it's relevant content:
#!/bin/sh ## where was the app installed? INSTALLDIR=/Applications if [ "$1" =Too many open files = "--print-appdir" ]; then echo "$INSTALLDIR/LilyPond.app/" exit 0 fi # where to put the output export LILYPOND_DESTDIR=`pwd` # run the program python "$INSTALLDIR/LilyPond.app/Contents/Resources/lilycall.py" \ "$INSTALLDIR/LilyPond.app/" $@
Save this as <tt>lilypond.sh</tt>, make it executable With bigger projects and symlink it the above setup you might run into a directory on your path"too many open files" errors, at least in older Linux, e.gOSX and other Unix-like OSes. chmod a+x lilypond.sh sudo ln -s lilypond.sh /usr/local/bin/lilypondAsk your shell about the open files maximum and set it higher:
=== LilyPond stops with an 'Unbound variable' error === $ ulimit -n 256 $ ulimit -S -n 2048
The [http://modules.contextgarden.net/t-lilypond LilyPond module] as of 2005-09-12 uses some commands in its header that work only with LilyPond 2.6 (at least no more with 2.7.25); replace "ly:parser-print-score" with "print-score-with-defaults" and "ly:music-scorify" with "scorify-music" for LilyPond 2.7 series.
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