#!/bin/bash

set -v

fnames=""

starttheta=0
endtheta=7
secondtheta=0

while [ $endtheta -lt 16 ]; do
    for theta in `seq $starttheta $endtheta`; do
        for phi in `seq 0 7`; do
            fnames="$fnames vdm-$theta-$phi.png"
        done
        let theta=theta+16
        for phi in `seq 0 7`; do
            fnames="$fnames vdm-$theta-$phi.png"
        done
    done
    let starttheta=starttheta+8
    let endtheta=endtheta+8
done

# echo $fnames

montage +frame +shadow +label -tile 16x16 -geometry 128x128+0+0 $fnames VDM.png