polyhedron

polyhedron $ {}
  :vertices $ [][] (8 4 -2)
    4 9 -3
    -5 -2 -4
    4 2 8
  :indices $ [][] (0 1 2)
    0 1 3
    0 2 3
    1 2 3
  :radius 10
  :detail 0
  :position $ [] 20 10 10
  :material Material