regionId: 0, index: 1, origin: 2.0, 0.0, 1.0E-4, normal: 0.0, 0.0, 1.0, concave hull size: 4, number of convex polygons: 1, [4]
regionId: 1, index: 1, origin: 2.0, 0.0, 1.0001, normal: 0.0, 0.0, 1.0, concave hull size: 4, number of convex polygons: 1, [4]
regionId: 2, index: 1, origin: 2.0, 0.0, 9.999999999998899E-5, normal: 1.2246467991473532E-16, 0.0, -1.0, concave hull size: 4, number of convex polygons: 1, [4]
regionId: 3, index: 1, origin: 2.5, 0.0, 0.5001, normal: 1.0, 0.0, 6.123233995736766E-17, concave hull size: 4, number of convex polygons: 1, [4]
regionId: 4, index: 1, origin: 1.5, 0.0, 0.5000999999999999, normal: -1.0, 0.0, -1.8369701987210297E-16, concave hull size: 4, number of convex polygons: 1, [4]
regionId: 5, index: 1, origin: 2.0, -0.5, 0.5001, normal: 0.0, -1.0, 6.123233995736766E-17, concave hull size: 4, number of convex polygons: 1, [4]
regionId: 6, index: 1, origin: 2.0, 0.5, 0.5000999999999999, normal: 0.0, 1.0, -1.8369701987210297E-16, concave hull size: 4, number of convex polygons: 1, [4]
