% output=pdftex
%
% copyright=pragma-ade readme=readme.pdf licence=cc-by-nc-sa

\setupcolors[state=start]

\starttext 

\startMPpage
  loadfigure "detcow.mp" ; 
  refill currentpicture withcolor transparent(1,.5,.5red) ; 
  redraw currentpicture withcolor .5red ; 
\stopMPpage 

\stoptext 
