[NTG-context] What is the meaning of `\start`
Hi, in some examples I have found `\start` and `\stop`. What are they exactly? Just like `\begingroup` `\endgroup`? Or is there something else? Best, Denis___ 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://context.aanhet.net archive : https://bitbucket.org/phg/context-mirror/commits/ wiki : http://contextgarden.net ___
Re: [NTG-context] Transparency (Metapost)
Fabrice Couvreur schrieb am 01.12.2019 um 21:56: Hi Hans, I updated lmtx, but your code does not compile except that the output is a pdf file where it is written ERROR. Can you clear the cache. Wolfgang ___ 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://context.aanhet.net archive : https://bitbucket.org/phg/context-mirror/commits/ wiki : http://contextgarden.net ___
Re: [NTG-context] Transparency (Metapost)
Hi Hans, I updated lmtx, but your code does not compile except that the output is a pdf file where it is written ERROR. Fabrice tex error > tex error on line 1 in file ./blond.tex: ? \font_helpers_low_level_define ...\scaledfontmode \relax \ifcase \scaledfont... \font_helpers_trigger_define ..._identifier_class \csname \v_font_identifier... \applyfontclassstrategies ...to_size \lastnamedcs \else \expandafter \font_h... \font_helpers_synchronize_font ...classstrategies \fi \setfalse \c_font_auto... \rm ->\ifmmode \mathrm \else \normalrm \fi \font_basics_switch_style ...dcsname \lastnamedcs \edef \fontstyle {#1}\ifmm... ... l.1 \starttext 1 >> \starttext 2 3 \startMPcode 4 defaultfont := "texgyrepagella-regular*default" ; 5 defaultscale := 0.8 ; 6 7 definecolor [ name = "mp:red", b = 1 ] ; 8 definecolor [ name = "mp:green", y = 1 ] ; 9 10 path twos, threes ; 11 twos := fullcircle xscaled 4cm yscaled 2cm rotated 180 shifted 42 mtx-context | fatal error: return code: 256 Le dim. 1 déc. 2019 à 13:09, Hans Hagen a écrit : > On 12/1/2019 11:32 AM, Fabrice Couvreur wrote: > > Hello > > Thank you for your suggestion. However, it works with context and not > > with lmtx. > > Fabrice > > > > \starttext > > \startMPcode > > defaultfont := "texgyrepagella-regular*default" ; > > defaultscale :=0.8; > > > > color brown; > > brown = (0.128,0.00,0.00); > > > > path twos, threes, sixes; > > twos = fullcircle xscaled 4cm yscaled 2cm rotated 180 > >shifted 42 left; > > threes = fullcircle xscaled 4cm yscaled 2cm shifted 42 right; > > sixes = buildcycle(twos, threes); > > > > fill twos withcolor brown withtransparency(1,0.75); > > fill threes withcolor yellow withtransparency(1,0.75); > > fill sixes withcolor yellow + brown withtransparency(1,0.75); > > > > draw twos; > > draw threes; > > > > label("...",(1.5cm,0)); > > label("...",(0,0)); > > label("...",(-1.5cm,0)); > > label.top("yeux marron",(-1.5cm,1.25cm)); > > label.top("cheveux blonds",(1.5cm,1.25cm)); > > \stopMPcode > > \stoptext > > > > tex error > tex error on line 1 in file ./blond.tex: ? > Looks ok here ... but isn't the transparacy used instead of the sizes? > Anyway, you can use named colors > > \starttext > > \startMPcode > defaultfont := "texgyrepagella-regular*default" ; > defaultscale := 0.8 ; > > definecolor [ name = "mp:red", b = 1 ] ; > definecolor [ name = "mp:green", y = 1 ] ; > > path twos, threes ; > twos := fullcircle xscaled 4cm yscaled 2cm rotated 180 shifted 42 > left ; > threes := fullcircle xscaled 4cm yscaled 2cm shifted 42 > right ; > > fill twos withcolor "mp:red" withtransparency(1,0.5) ; > fill threes withcolor "mp:green" withtransparency(1,0.5) ; > > draw twos ; > draw threes ; > > label("...",( 1.5cm,0)); > label("...",( 0,0)); > label("...",(-1.5cm,0)); > label.top("\strut yeux marron", (-1.5cm,1.25cm)); > label.top("\strut cheveux blonds",( 1.5cm,1.25cm)); > \stopMPcode > > \stoptext > > (you cannot overload colors at the tex level in mp but use them in order > to be consistent) > > Hans > > - >Hans Hagen | PRAGMA ADE >Ridderstraat 27 | 8061 GH Hasselt | The Netherlands > tel: 038 477 53 69 | www.pragma-ade.nl | www.pragma-pod.nl > - > > ___ > 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://context.aanhet.net > archive : https://bitbucket.org/phg/context-mirror/commits/ > wiki : http://contextgarden.net > > ___ > ___ 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://context.aanhet.net archive : https://bitbucket.org/phg/context-mirror/commits/ wiki : http://contextgarden.net ___
Re: [NTG-context] Transparency (Metapost)
Dear Fabrice, I run your code using ConTeXt LMTX and got the figure. (LuaMetaTeX 2.00, ConTeXt version: 2019.11.14.) I don’t know why you have errors. Here is the beginning of log file: resolvers | formats | executing runner 'run luametatex format': /Users/graph/ConTeXtLMTX/tex/texmf-osx-64/bin/luametatex --jobname="test" --fmt=/Users/graph/ConTeXtLMTX/tex/texmf-cache/luatex-cache/context/5fe67e0bfe781ce0dde776fb1556f32e/formats/luametatex/cont-en.fmt --lua=/Users/graph/ConTeXtLMTX/tex/texmf-cache/luatex-cache/context/5fe67e0bfe781ce0dde776fb1556f32e/formats/luametatex/cont-en.lui cont-yes.mkiv --c:autopdf --c:currentrun=1 --c:fulljobname="/Users/graph/Documents/TeXfiles/test.tex" --c:input="/Users/graph/Documents/TeXfiles/test.tex" --c:kindofrun=1 --c:maxnofruns=9 --c:purge --c:texmfbinpath="/Users/graph/ConTeXtLMTX/tex/texmf-osx-64/bin" This is LuaMetaTeX, Version 2.00.0 open source > level 1, order 1, name 'cont-yes.mkiv' system > system > ConTeXt ver: 2019.11.14 17:47 MKIV beta fmt: 2019.11.19 int: english/english system > system > 'cont-new.mkiv’ loaded Best regards, Dalyoung > > \starttext > \startMPcode > defaultfont := "texgyrepagella-regular*default" ; > defaultscale :=0.8; > > color brown; > brown = (0.128,0.00,0.00); > > path twos, threes, sixes; > twos = fullcircle xscaled 4cm yscaled 2cm rotated 180 > shifted 42 left; > threes = fullcircle xscaled 4cm yscaled 2cm shifted 42 right; > sixes = buildcycle(twos, threes); > > fill twos withcolor brown withtransparency(1,0.75); > fill threes withcolor yellow withtransparency(1,0.75); > fill sixes withcolor yellow + brown withtransparency(1,0.75); > > draw twos; > draw threes; > > label("...",(1.5cm,0)); > label("...",(0,0)); > label("...",(-1.5cm,0)); > label.top("yeux marron",(-1.5cm,1.25cm)); > label.top("cheveux blonds",(1.5cm,1.25cm)); > \stopMPcode > \stoptext ___ 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://context.aanhet.net archive : https://bitbucket.org/phg/context-mirror/commits/ wiki : http://contextgarden.net ___
Re: [NTG-context] Transparency (Metapost)
On 12/1/2019 11:32 AM, Fabrice Couvreur wrote: Hello Thank you for your suggestion. However, it works with context and not with lmtx. Fabrice \starttext \startMPcode defaultfont := "texgyrepagella-regular*default" ; defaultscale :=0.8; color brown; brown = (0.128,0.00,0.00); path twos, threes, sixes; twos = fullcircle xscaled 4cm yscaled 2cm rotated 180 shifted 42 left; threes = fullcircle xscaled 4cm yscaled 2cm shifted 42 right; sixes = buildcycle(twos, threes); fill twos withcolor brown withtransparency(1,0.75); fill threes withcolor yellow withtransparency(1,0.75); fill sixes withcolor yellow + brown withtransparency(1,0.75); draw twos; draw threes; label("...",(1.5cm,0)); label("...",(0,0)); label("...",(-1.5cm,0)); label.top("yeux marron",(-1.5cm,1.25cm)); label.top("cheveux blonds",(1.5cm,1.25cm)); \stopMPcode \stoptext tex error > tex error on line 1 in file ./blond.tex: ? Looks ok here ... but isn't the transparacy used instead of the sizes? Anyway, you can use named colors \starttext \startMPcode defaultfont := "texgyrepagella-regular*default" ; defaultscale := 0.8 ; definecolor [ name = "mp:red", b = 1 ] ; definecolor [ name = "mp:green", y = 1 ] ; path twos, threes ; twos := fullcircle xscaled 4cm yscaled 2cm rotated 180 shifted 42 left ; threes := fullcircle xscaled 4cm yscaled 2cm shifted 42 right ; fill twos withcolor "mp:red" withtransparency(1,0.5) ; fill threes withcolor "mp:green" withtransparency(1,0.5) ; draw twos ; draw threes ; label("...",( 1.5cm,0)); label("...",( 0,0)); label("...",(-1.5cm,0)); label.top("\strut yeux marron", (-1.5cm,1.25cm)); label.top("\strut cheveux blonds",( 1.5cm,1.25cm)); \stopMPcode \stoptext (you cannot overload colors at the tex level in mp but use them in order to be consistent) Hans - Hans Hagen | PRAGMA ADE Ridderstraat 27 | 8061 GH Hasselt | The Netherlands tel: 038 477 53 69 | www.pragma-ade.nl | www.pragma-pod.nl - ___ 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://context.aanhet.net archive : https://bitbucket.org/phg/context-mirror/commits/ wiki : http://contextgarden.net ___
Re: [NTG-context] Transparency (Metapost)
Hello Thank you for your suggestion. However, it works with context and not with lmtx. Fabrice \starttext \startMPcode defaultfont := "texgyrepagella-regular*default" ; defaultscale :=0.8; color brown; brown = (0.128,0.00,0.00); path twos, threes, sixes; twos = fullcircle xscaled 4cm yscaled 2cm rotated 180 shifted 42 left; threes = fullcircle xscaled 4cm yscaled 2cm shifted 42 right; sixes = buildcycle(twos, threes); fill twos withcolor brown withtransparency(1,0.75); fill threes withcolor yellow withtransparency(1,0.75); fill sixes withcolor yellow + brown withtransparency(1,0.75); draw twos; draw threes; label("...",(1.5cm,0)); label("...",(0,0)); label("...",(-1.5cm,0)); label.top("yeux marron",(-1.5cm,1.25cm)); label.top("cheveux blonds",(1.5cm,1.25cm)); \stopMPcode \stoptext tex error > tex error on line 1 in file ./blond.tex: ? \font_helpers_low_level_define ...\scaledfontmode \relax \ifcase \scaledfont... \font_helpers_trigger_define ..._identifier_class \csname \v_font_identifier... \applyfontclassstrategies ...to_size \lastnamedcs \else \expandafter \font_h... \font_helpers_synchronize_font ...classstrategies \fi \setfalse \c_font_auto... \rm ->\ifmmode \mathrm \else \normalrm \fi \font_basics_switch_style ...dcsname \lastnamedcs \edef \fontstyle {#1}\ifmm... ... l.1 \starttext 1 >> \starttext 2 \startMPcode 3defaultfont := "texgyrepagella-regular*default" ; 4defaultscale :=0.8; 5 6color brown; 7brown = (0.128,0.00,0.00); 8 9path twos, threes, sixes; 10twos = fullcircle xscaled 4cm yscaled 2cm rotated 180 11 shifted 42 left; mtx-context | fatal error: return code: 256 Le dim. 1 déc. 2019 à 00:34, Jeong Dal a écrit : > \ > > > Dear Fabrice, > > I got color and transparency using the following command in LMTX(metafun). > > fill p withcolor yellow withtransparency(1, .75); > > I hope that it helps. > > Best regards, > > Dalyoung > > ___ > 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://context.aanhet.net > archive : https://bitbucket.org/phg/context-mirror/commits/ > wiki : http://contextgarden.net > > ___ > ___ 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://context.aanhet.net archive : https://bitbucket.org/phg/context-mirror/commits/ wiki : http://contextgarden.net ___