mtllib Cube.mtl g Mesh1 Group2 Group1 Model usemtl 6 v 120 69.5791 -7.10543e-14 vt 0 0 vn 0 1 -0 v 120 69.5791 -120 vt 0 1 v 1.84741e-13 69.5791 -7.10543e-14 vt 1 0 f 1/1/1 2/2/1 3/3/1 v 1.84741e-13 69.5791 -120 vt 1 1 f 4/4/1 3/3/1 2/2/1 g Mesh2 Group2 Group1 Model g Mesh3 Model usemtl 2 v 120 189.579 -120 vn 0 0 1 v 0 69.5791 -120 v 120 69.5791 -120 f 5/2/2 6/3/2 7/1/2 v 0 189.579 -120 f 6/3/2 5/2/2 8/4/2 usemtl 5 vt 1 -6.66134e-15 vn 0 -1 -0 v 2.55795e-13 189.579 -7.10543e-14 vt 7.19448e-15 1 f 5/5/3 9/6/3 8/4/3 v 120 189.579 -7.10543e-14 vt 5.92119e-16 0 f 9/6/3 5/5/3 10/7/3 usemtl 3 vt 5.55112e-18 1 vn 1 0 -0 f 10/8/4 7/3/4 5/4/4 vt 5.55112e-18 0 f 7/3/4 10/8/4 1/9/4 usemtl 4 vn 0 0 -1 vt 2.36848e-16 1 f 1/3/5 9/10/5 10/4/5 v 2.55795e-13 69.5791 -7.10543e-14 vt 2.36848e-16 0 f 9/10/5 1/3/5 11/11/5 usemtl 1 vt 6.66134e-16 0 vn 1 0 -2.13163e-15 f 6/12/6 9/4/6 11/3/6 vt 6.66134e-16 1 f 9/4/6 6/12/6 8/13/6 g Mesh4 Model