kd-tree traversal - avoid dynamic memory allocation
use minimum storage size for KdNode (8B on 32bit cpu)
vector.h - add division operator, fix semicolons
#!/bin/sh
mkdir -p "$1"
cd "$1"
wget ftp://graphics.stanford.edu/pub/3Dscanrep/bunny.tar.gz
tar xzf bunny.tar.gz
rm bunny.tar.gz
rm -rf bunny/data
mv bunny/reconstruction/* bunny
rmdir bunny/reconstruction
wget ftp://graphics.stanford.edu/pub/3Dscanrep/happy/happy_recon.tar.gz
tar xzf happy_recon.tar.gz
rm happy_recon.tar.gz
mv happy_recon happy
wget ftp://graphics.stanford.edu/pub/3Dscanrep/dragon/dragon_recon.tar.gz
tar xzf dragon_recon.tar.gz
rm dragon_recon.tar.gz
mv dragon_recon dragon