#!/bin/env sh

DELTA="1%"

case "$1" in
	up) brightnessctl -m -c backlight set +"$DELTA"
	;;
	down) brightnessctl -m -c backlight set "$DELTA"-
	;;
	get) brightnessctl -m -c backlight get
	;;
	*) echo "Unrecognized command"; exit 1
	;;
esac