[NTG-context] ! Declared variable conflicts with previous vardef [Metapost]

Fabrice Couvreur fabrice1.couvreur at gmail.com
Thu Jan 3 02:43:57 CET 2019


Hi,
I have a problem compiling this file.
Thanks.
Fabrice

###### test file ################################################
\starttext
\setupbodyfont [pagella,9pt]
\startMPpage[offset=2pt]
  path p, q, r, b ; pair z[];
  p  := unitsquare xyscaled (9cm,5cm) ;
  z[0] = (2cm,0cm) ;
  z[1] = (2cm,2cm) ;
  z[2] = (0cm,2cm) ;
  q := llcorner p--z[0]--z[1]--z[2]--cycle ;
  r := unitsquare xyscaled (7cm,3cm) shifted(2cm,2cm) ;
  b := z[2]--z[1]--ulcorner r--urcorner p--lrcorner r--z[1]--z[0]--llcorner
p--cycle ;
  draw p ;
  draw b numberstriped (.25,15,5) withcolor magenta ;
  label.llft("A", p) ;
  label.lrt("D", p) ;
  label.ulft("C", p) ;
  label.urt("B", p) ;
  label.lft("M", z[2]) ;
  label.ulft("N", z[1]) ;
  label.bot("P", z[0]) ;
  label.top("J", ulcorner r) ;
  label.rt("I", lrcorner r) ;
  label.bot(btex $x$ etex,(llcorner p+z[0])/2);
  label.lft(btex $x$ etex,(llcorner p+z[2])/2);
\stopMPpage

\stoptext
#############################################################
! Declared variable conflicts with previous vardef.
<to be read again>
;
<*> path p, q, r, b ; pair z[] ;
z[0] = (2cm,0cm) ; z[1] = (2cm,2cm) ; z[2] ...
You can't use, e.g., `numeric foo[]' after `vardef foo'.
Proceed, and I'll ignore the illegal redeclaration.
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