Major Update: created v4, new configs: alacritty, polybar, i3, and more.

usr/local/bin/volume_control

@@ -0,0 +1,28 @@
+#!/bin/sh
+
+# default
+step=+5
+vol_max=125
+
+cur_vol_left=$(pactl get-sink-volume @DEFAULT_SINK@ | grep -o '[0-9]\+%' | sed -n '1p'| sed 's/%//g')
+cur_vol_right=$(pactl get-sink-volume @DEFAULT_SINK@ | grep -o '[0-9]\+%' | sed -n '2p' | sed 's/%//g')
+cur_vol_average=$(((cur_vol_left+cur_vol_right)/2))
+
+while getopts s:m: flag
+do
+    case "${flag}" in
+        s) step=${OPTARG};;
+        m) vol_max=${OPTARG};;
+        *) echo "Usage: -s <+value/-value> -m <max volume>";;
+    esac
+done
+
+new_vol=$((cur_vol_average + step))
+
+if [ "$new_vol" -le "0" ]; then
+    pactl set-sink-volume @DEFAULT_SINK@ 0%
+elif [ "$new_vol" -ge "$vol_max" ] ; then
+    pactl set-sink-volume @DEFAULT_SINK@ "$vol_max"%
+else
+    pactl set-sink-volume @DEFAULT_SINK@ "$step"%
+fi