new wall id=1 face ( 0, 0, 0) (10, 0, 0) (10, 0 -5) ( 0, 0,-5) wall id=2 face ( 0, 0, 0) ( 0, 0,-5) ( 0, 2,-5) ( 0, 2, 0) wall id=3 face (10, 0,-5) (10, 0, 0) (10, 2, 0) (10, 2,-5) wall id=4 face (10, 2,-5) (10, 2, 0) ( 0, 2, 0) ( 0, 2,-5) wall id=5 face ( 0, 0,-5) (10, 0,-5) (10, 2,-5) ( 0, 2,-5) wall id=6 face ( 0, 0, 0) ( 0, 2, 0) (10, 2, 0) (10, 0, 0) gen id=1,750 rad 0.15,0.20 x=0,10 y=0,2 z=-5,0 plot plot create Footing1 plot set title text 'Basic collection of particles in a box' plot add ball yellow plot add wall white plot add axes brown plot set back green plot show