#!/bin/bash

R="$1"

case "$R" in
    "normal")
        xrandr -o normal
        xinput set-prop $ID "Coordinate Transformation Matrix" 1 0 0 0 1 0 0 0 1
        ;;
    "left")
        xrandr -o left
        xinput set-prop $ID "Coordinate Transformation Matrix" 0 -1 1 1 0 0 0 0 1
        ;;
    "inverted")
        xrandr -o inverted
        xinput set-prop $ID "Coordinate Transformation Matrix" -1 0 1 0 -1 1 0 0 1
        ;;
    "right")
        xrandr -o right
        xinput set-prop $ID "Coordinate Transformation Matrix" 0 1 0 -1 0 1 0 0 1
        ;;
    *)
        echo "Missing input normal,left,inverted,right"
esac

exit