material
 name brick2
 addtexture brick2
end

material
 name floor
 addtexture floor
end

define wall
 meshbox
  name meshbox
  position 250 -50 0
  rotation 0
  size 5 35 25
  outside matref brick2
  top matref floor
 end
 meshbox
  name meshbox
  position 250 50 0
  rotation 0
  size 5 35 25
  outside matref brick2
  top matref floor
 end
enddef

group wall
  shift 250 -50 0
  rotation 0
end

group wall
  shift 250 50 0
  rotation 0
end