# https://github.com/mikedh/trimesh mtllib material.mtl usemtl material_0 v 0.00363742 2.52706552 -1.00979447 v -0.00037263 2.52708936 -1.33205116 v -0.19167566 2.52707338 -1.33204591 v -0.19363542 2.52704906 -1.00989509 vt 0.00000000 1.00000000 vt 1.00000000 0.97967255 vt 0.99998373 0.00993424 vt 0.00031221 0.00000000 f 4/4 2/2 3/3 f 2/2 4/4 1/1