On Fri, Jul 15, 2011 at 2:59 AM, Kevin D. Robbins <krobb...@alumni.princeton.edu> wrote: > Using a fresh install of ConTeXt Minimals today (ConTeXt version > 2011.07.14 16:09, luatex version beta-0.70.1-2011051918) I am trying > to build the following MetaPost graphics: > > ---8<--- file: test.mp > fontmapfile "=lm-math.map" ; > > beginfig(1) > draw fullcircle scaled 3cm ; > endfig ; > > beginfig(2) ; > fill fullcircle scaled 5cm withcolor red ; > endfig ; > > beginfig(3); > numeric u; > u = 1cm; > draw (0,2u)--(0,0)--(4u,0); > pickup pencircle scaled 1pt; > draw (0,0){up} > for i=1 upto 8: ..(i/2,sqrt(i/2))*u endfor; > label.lrt(btex $\sqrt x$ etex, (3,sqrt 3)*u); > label.bot(btex $x$ etex, (2u,0)); > label.lft(btex $y$ etex, (0,u)); > endfig; > > end . > ---8<--- > > Building the file using "mpost test.mp" I get the following: > > This is MetaPost, version 1.504 (kpathsea version 6.0.0) > (mpost.mp (/opt/tools/ConTeXt/beta/tex/texmf/metapost/base/plain.mp > Preloading the plain mem file, version 1.004)) > (./test.mp{pdftex.map}{lm-math.map} [1] > [2]/opt/tools/ConTeXt/beta/tex/texmf-context/scripts/context/ruby/base/switch.rb:570:in > `locateseries': undefined method `each' for "tex":String > (NoMethodError) > from > /opt/tools/ConTeXt/beta/tex/texmf-context/scripts/context/ruby/base/switch.rb:397:in > `block in expand' > from > /opt/tools/ConTeXt/beta/tex/texmf-context/scripts/context/ruby/base/switch.rb:392:in > `each' > from > /opt/tools/ConTeXt/beta/tex/texmf-context/scripts/context/ruby/base/switch.rb:392:in > `expand' > from > /opt/tools/ConTeXt/beta/tex/texmf-context/scripts/context/ruby/texexec.rb:789:in > `<main>' > > >>> test.mp >>> test.mpx > ! Unable to make mpx file. > l.18 label.lrt(btex > $\sqrt x$ etex, (3,sqrt 3)*u); > 2 output files written: test.1 .. test.2 > > The first two graphics are produced correctly, but there is no output > for the third graphic with the labels. > > Building the file using "texexec --mptex test.mp" all three graphics > are produced, but the label $\sqrt x$ does not produce the square root > symbol. > > Am I doing something obviously wrong? Can anyone reproduce this? > > Thanks, > > Kevin > ___________________________________________________________________________________ > If your question is of interest to others as well, please add an entry to the > Wiki! > > maillist : ntg-context@ntg.nl / http://www.ntg.nl/mailman/listinfo/ntg-context > webpage : http://www.pragma-ade.nl / http://tex.aanhet.net > archive : http://foundry.supelec.fr/projects/contextrev/ > wiki : http://contextgarden.net > ___________________________________________________________________________________ > This is one of the preferrred way to deal with metapost in mkiv \starttext \startMPpage numeric u; u = 1cm; draw (0,2u)--(0,0)--(4u,0); pickup pencircle scaled 1pt; draw (0,0){up} for i=1 upto 8: ..(i/2,sqrt(i/2))*u endfor; label.lrt(btex $\sqrt x$ etex, (3,sqrt 3)*u); label.bot(btex $x$ etex, (2u,0)); label.lft(btex $y$ etex, (0,u)); \stopMPpage \stoptext
It's ok with latest minimals -- luigi ___________________________________________________________________________________ If your question is of interest to others as well, please add an entry to the Wiki! maillist : ntg-context@ntg.nl / http://www.ntg.nl/mailman/listinfo/ntg-context webpage : http://www.pragma-ade.nl / http://tex.aanhet.net archive : http://foundry.supelec.fr/projects/contextrev/ wiki : http://contextgarden.net ___________________________________________________________________________________