sx=50 : sz=1000 : px=0 : pz=500<br>
  if w=4 then sx=50 : sz=1000 : px=1000 : pz=500<br>
  make object box o,sx,200,sz : position object o,px,100,pz<br>
  make static object o,collision,Arbitraryvalue,shadow,portal : inc o<br>
 next w<br>
 for er=12 to 33 : delete static object er : next er<br>
 build static portals : delete light map lights : add static objects to light map pool<br>
 make object cube o,100 : position object o,600,75,400 : add object to light map pool o<br>
 make mesh from object 3,o : add 