#!/bin/sh
TMPFILE=/tmp/wacom.active
touch $TMPFILE
S=$(xrandr -q | sed -n '1d;/^[^ ]/s/ .*//p' | sed -n "/^$(cat $TMPFILE)$/{n;p};1p" | tail -1 | tee $TMPFILE)
for i in $(xsetwacom --list devices | sed -n 's/.*id: \([0-9]\+\).*/\1/p')
do
  xsetwacom --set "$i" MapTooutput "$S"
done