dot/bin/orient at master · Samcfuchs/dot · GitHub

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#!/bin/bash

left_orientation=$1
center_orientation=$2
right_orientation=$3

left_input_name="HDMI-1"
center_input_name="DP-0"
right_input_name="HDMI-0"

get_width_from_orientation() {
    if [[ $1 == "left" || $1 == "right" ]]; then
        echo 1080
    elif [[ $1 == "normal" ]]; then
        echo 1920
    elif [[ $1 == "off" ]]; then
        echo 0
    else
        echo 0
    fi
}

left_x=0

if [[ $(get_width_from_orientation $left_orientation) == 1080 ]]; then
    left_y=0
else
    left_y=$((1920 - 1080))
fi

if [[ $left_orientation == "off" ]]; then
    left_mode="off"
    left_orientation="normal"
else
    left_mode="auto"
fi


center_x=$(get_width_from_orientation $left_orientation)

if [[ $(get_width_from_orientation $center_orientation) == 1080 ]]; then
    center_y=0
else
    center_y=$((1920 - 1080))
fi

if [[ $center_orientation == "off" ]]; then
    center_mode="off"
    center_orientation="normal"
else
    center_mode="auto"
fi


right_x=$((center_x + $(get_width_from_orientation $center_orientation)))

if [[ $(get_width_from_orientation $right_orientation) == 1080 ]]; then
    # it's vertical
    right_y=0
else
    right_y=$((1920 - 1080))
fi

if [[ $right_orientation == "off" ]]; then
    right_mode="off"
    right_orientation="normal"
else
    right_mode="auto"
fi

echo "\
    xrandr --output HDMI-1 --rotate ${left_orientation} --auto --pos ${left_x}x${left_y} \
    --output DP-0 --rotate ${center_orientation} --pos ${center_x}x${center_y} \
    --output HDMI-0 --rotate ${right_orientation} --auto --pos ${right_x}x${right_y}"

xrandr --output ${left_input_name} --${left_mode} --rotate ${left_orientation} --pos ${left_x}x${left_y} \
    --output ${center_input_name} --${center_mode} --rotate ${center_orientation} --pos ${center_x}x${center_y} \
    --output ${right_input_name} --${right_mode} --rotate ${right_orientation} --pos ${right_x}x${right_y}