The point cloud is split using the pdal
octree
$ conda create -n pdalenv -c conda-forge python-pdal pdal=1.7.2 python=3.6
$ activate pdalenv
$ pdal --version
$ echo %PDAL_DRIVER_PATH%
$ git clone https://github.com/jiawenquan/pdalOctreeSplitPointCloud.git
$ cd pdalOctreeSplitPointCloud
$ python octree.py