open3d学习记录

1. ply文件读取保存

       import open3d as o3d
       pcd = o3d.io.read_point_cloud("D:/data/fabricated_building/mech_mind_plysave/800-1.ply")
       print(pcd)  
       o3d.io.write_point_cloud("copy_of_fragment.ply", pcd)
       # 输出
       # geometry::PointCloud with 209470 points.