#!/bin/sh
# centermouse - center the mouse on the left-most display
# for single screen setups, simply use "xdotool mousemove --polar 0 0"

xrandr -q |
  awk -F'[ x+]' '$5==0 && $6==0 { system("xdotool mousemove " $3/2 " " $4/2) }'