crop point cloud .ply data.
needs python3
./plycut.py src.ply -o out.ply --min -1 -1 -1 --max 1 1 1
crop (-1,-1,-1)-(1,1,1)
usage: plycut.py [-h] [-o O]
[--min minx miny minz] [--max maxx maxy maxz]
[--center centerx centery centerz]
[--rot roty ]
[--random RANDOM] src
positional arguments:
src ply file
options:
-h, --help show this help message and exit
-o O dest file
--min x y z min axis
--max x y z max axis
--center x y z
center axis
--rot deg rotatino Y
--random ratio mabiki