mtllib materials.mtl v 1.13 -1.13 -1.13 v 1.13 -1.13 1.13 v 1.13 1.13 1.13 v 1.13 1.13 -1.13 v -1.13 -1.13 -1.13 v -1.13 1.13 -1.13 v -1.13 1.13 1.13 v -1.13 -1.13 1.13 vn 1 0 1.748456E-07 vn -1 0 -1.748456E-07 vn 3.057097E-14 -1 -1.748456E-07 vn -3.057097E-14 1 1.748456E-07 vn 1.748456E-07 1.748456E-07 -1 vn -1.748456E-07 -1.748456E-07 1 vt 0.09171937 0.004533668 vt 0.2756231 -0.1268263 vt 0.406983 0.05707747 vt 0.2230793 0.1884374 vt -0.09171937 0.004533665 vt -0.2230793 0.1884374 vt -0.406983 0.05707746 vt -0.2756231 -0.1268263 vt 0.1074931 0.08690935 vt 0.03148104 -0.1259243 vt 0.2443147 -0.2019364 vt 0.3203268 0.01089726 vt -0.1074931 0.08690935 vt -0.3203267 0.01089727 vt -0.2443147 -0.2019364 vt -0.03148104 -0.1259243 vt 0.001788844 0.1310336 vt -0.2003517 0.2321039 vt -0.301422 0.02996336 vt -0.09928143 -0.07110692 vt -0.001788847 0.1310336 vt 0.09928142 -0.07110693 vt 0.301422 0.02996334 vt 0.2003517 0.2321039 o group1907083553 g mesh1907083553 usemtl mat24 f 4/4/1 3/3/1 2/2/1 1/1/1 f 8/8/2 7/7/2 6/6/2 5/5/2 f 2/12/3 8/11/3 5/10/3 1/9/3 f 6/16/4 7/15/4 3/14/4 4/13/4 f 5/20/5 6/19/5 4/18/5 1/17/5 f 3/24/6 7/23/6 8/22/6 2/21/6