hyprland + waybar + GTK (Catpuccin)

theme_oomox/scripts/mix.sh

@@ -0,0 +1,37 @@
+#!/usr/bin/env bash
+set -ueo pipefail
+#set -x
+
+mix_channel() {
+  value1="$(printf '%03d' "0x$1")"
+  value2="$(printf '%03d' "0x$2")"
+  ratio="$3"
+  result="$(bc <<< "scale=0; ($value1 * 100 * $ratio + $value2 * 100 * (1 - $ratio)) / 100")"
+  if [[ "$result" -lt 0 ]]; then
+    result=0
+  elif [[ "$result" -gt 255 ]]; then
+    result=255
+  fi
+  echo "$result"
+}
+
+mix() {
+  hexinput1="$(tr '[:lower:]' '[:upper:]' <<< "$1")"
+  hexinput2="$(tr '[:lower:]' '[:upper:]' <<< "$2")"
+  ratio="${3-0.5}"
+
+  a="$(cut -c-2 <<< "$hexinput1")"
+  b="$(cut -c3-4 <<< "$hexinput1")"
+  c="$(cut -c5-6 <<< "$hexinput1")"
+  d="$(cut -c-2 <<< "$hexinput2")"
+  e="$(cut -c3-4 <<< "$hexinput2")"
+  f="$(cut -c5-6 <<< "$hexinput2")"
+
+  r="$(mix_channel "$a" "$d" "$ratio")"
+  g="$(mix_channel "$b" "$e" "$ratio")"
+  b="$(mix_channel "$c" "$f" "$ratio")"
+
+  printf '%02x%02x%02x\n' "$r" "$g" "$b"
+}
+
+mix "$@"