dev/latex/sources_MetaPost/bc-nucleaire.mp

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