To run the project:

1. Select the directory of the tree

   $ cd PR-octree

   or

   $ cd region-octree

2. Run the following commands:

   $ cmake -B build
   $ cd build
   $ make
   $ ./octree

The example obj file is in files/sample.obj, but another obj file can be loaded specifying its path as a parameter in the executable:

$ ./octree obj_path