dev/latex/sources_MetaPost/bc-nucleaire.mp

   1 prologues:=1;
   2 outputtemplate:="%j.mps";
   3 beginfig(1);
   4 path p[];
   5 filldraw fullcircle scaled(600);
   6 filldraw fullcircle scaled(550) withcolor(241/256,205/256,67/256);
   7 filldraw fullcircle scaled(100);
   8 p1:=fullcircle scaled(500);
   9 p2:=p1 cutafter (point(4/3) of(p1));
  10 p3:=fullcircle scaled(150);
  11 p4:=p3 cutafter (point(4/3) of(p3));
  12 p10:=(75,0)--(250,0)..p2--reverse(p4)..cycle;
  13 filldraw p10;
  14 filldraw (p10 rotated(120));
  15 filldraw (p10 rotated(240));
  16
  17 r:=17pt/(xpart(urcorner(currentpicture))-xpart(ulcorner(currentpicture)));
  18 picture pic;
  19 pic:=currentpicture;
  20 currentpicture:=nullpicture;
  21 drawoptions();
  22 draw pic scaled(r);
  23 z0=.5*urcorner(currentpicture)+.5*ulcorner(currentpicture);
  24 z1=.5*lrcorner(currentpicture)+.5*llcorner(currentpicture);
  25 draw (z0+(10.5,2));
  26 draw (z1-(10.5,2));
  27 clip currentpicture to ((z0-(8.5pt,0))--(z0+(8.5pt,0))--(z1+(8.5pt,0))--(z1-(8.5pt,0))--cycle);
  28 endfig;
  29 end;