world
 size 100
end

material
 name default
 texture boxwall.png
end

define tetra
 mesh
 name tris
  drawinfo

   vertex 0.000000 0.000000 8.999994
   vertex 0.000000 -5.656854 1.000014
   vertex -4.898982 2.828430 0.999996
   vertex 4.898982 2.828430 0.999996
   normal 0.000000 0.000001 1.000000
   normal 0.000000 -0.942809 -0.333332
   normal -0.816498 0.471403 -0.333333
   normal 0.816498 0.471403 -0.333333
   #corner 0 0 0
   corner 1 1 1
   corner 2 2 2
   corner 3 3 3
   corner 4 4 4
    lod
     lengthPerPixel 0
     matref default
     dlist

     tristrip 2 3 4
     tristrip 1
     tristrip 2 3

       end  # material default
      end  # lod 0
    end  # drawInfo
  end
enddef

group tetra
  shift 0 0 1
  matref default
end