vdl-monitor

#!/bin/bash
source vdl-monitor.conf
if [ -e /usr/share/X11/xorg.conf.d/20-intel.conf ]
then
  echo "Start configuration"

  xrandr --addmode VIRTUAL1 $screen1
  sleep 3s
  echo "add resolution $screen1"

  xrandr --output VIRTUAL1 --mode $screen1 --left-of LVDS1
  sleep 3s
  echo "start display VIRTUAL1 to $screen1"

  #xrandr --addmode VIRTUAL2 $screen2
  #sleep 3s
  #echo "add resolution $screen2"

  #xrandr --output VIRTUAL2 --mode $screen2 --right-of LVDS1
  #sleep 3s
  #echo "start display VIRTUAL2 to $screen2"

  # via https://bbs.archlinux.org/viewtopic.php?id=180904
  
  xrandr
  sleep 3s
  echo ""
  echo "Done, Check your VDL Monitor on System Setting > Display"
  #sleep 10s
else
  cp 20-intel.conf /usr/share/X11/xorg.conf.d/20-intel.conf
  # via https://unix.stackexchange.com/questions/378373/add-virtual-output-to-xorg
  echo "[vdl-monitor] You must reboot or relogin current session to finish setup"
  sleep 10s
fi