rotate.sh

#!/bin/bash
# rotate the screen depending on notebook position
# need: xrotate script, thinkpad_acpi, tp_smapi

export DISPLAY=":0"
DISPLAY=:0

x=$(sed "s_(\([-0-9]\+\),.*)_\1_" /sys/devices/platform/hdaps/position)
y=$(sed "s_(.*,\([-0-9]\+\))_\1_" /sys/devices/platform/hdaps/position)
tablet=$(cat /sys/devices/platform/thinkpad_acpi/hotkey_tablet_mode)

x=$(($x-512))
y=$(($y+512))

echo "X-Achse: $x, Y-Achse: $y, Tablet mode: $tablet"

if [ $tablet -eq 1 ]; then
  echo $(($x+$y))
  if   [ $x -gt $y ] && [ $(($x+$y)) -lt -20 ]; then xrotate 0
  elif [ $x -gt $y ] && [ $(($x+$y)) -gt  20 ]; then xrotate 3
  elif [ $x -le $y ] && [ $(($x+$y)) -lt -20 ]; then xrotate 1
  elif [ $x -le $y ] && [ $(($x+$y)) -gt  20 ]; then xrotate 2
  else xrotate 0
  fi
else
  xrotate 0
fi

#               x    y
# 0 normal:     0 -150
# 1 links:   -150    0
# 2 umgekehrt:  0  150
# 3 rechts:   150    0