Point 1,-1.0,1.0
Point 2,0.0,1.0
Point 3,1.0,1.0
Point 4,-1.0,0.0
Point 5,0.0,0.0
Point 6,1.0,0.0
Point 7,-1.0,-1.0
Point 8,0.0,-1.0
Point 9,1.0,-1.0
