{ "face": "element face $face_count\nproperty list uchar int vertex_indices\n", "vertex": "element vertex $vertex_count\nproperty float x\nproperty float y\nproperty float z\n", "vertex_normal": "property float nx\nproperty float ny\nproperty float nz\n", "color": "property uchar red\nproperty uchar green\nproperty uchar blue\nproperty uchar alpha\n", "intro": "ply\nformat $encoding 1.0\ncomment github.com/mikedh/trimesh\n", "outro": "end_header\n" }