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#!/usr/bin/env bash
# ==================================================
# KoolDots (2026)
# Project URL: https://github.com/LinuxBeginnings
# License: GNU GPLv3
# SPDX-License-Identifier: GPL-3.0-or-later
# ==================================================
# Wallpaper Effects using ImageMagick (SUPER SHIFT W)
# Variables
terminal=kitty
wallpaper_current="${XDG_CONFIG_HOME:-$HOME/.config}/hypr/wallpaper_effects/.wallpaper_current"
wallpaper_output="${XDG_CONFIG_HOME:-$HOME/.config}/hypr/wallpaper_effects/.wallpaper_modified"
wallpaper_base="${XDG_CONFIG_HOME:-$HOME/.config}/hypr/wallpaper_effects/.wallpaper_base"
wallpaper_link="${XDG_CONFIG_HOME:-$HOME/.config}/rofi/.current_wallpaper"
SCRIPTSDIR="${XDG_CONFIG_HOME:-$HOME/.config}/hypr/scripts"
# shellcheck source=/dev/null
. "$SCRIPTSDIR/WallpaperCmd.sh"
focused_monitor=$(hyprctl monitors -j | jq -r '.[] | select(.focused) | .name')
per_monitor_wallpaper_base="${XDG_CONFIG_HOME:-$HOME/.config}/hypr/wallpaper_effects/.wallpaper_base_${focused_monitor}"
per_monitor_wallpaper_current="${XDG_CONFIG_HOME:-$HOME/.config}/hypr/wallpaper_effects/.wallpaper_current_${focused_monitor}"
per_monitor_wallpaper_link="${XDG_CONFIG_HOME:-$HOME/.config}/rofi/.current_wallpaper_${focused_monitor}"
rofi_theme="${XDG_CONFIG_HOME:-$HOME/.config}/rofi/config-wallpaper-effect.rasi"
# Directory for swaync
iDIR="${XDG_CONFIG_HOME:-$HOME/.config}/swaync/images"
iDIRi="${XDG_CONFIG_HOME:-$HOME/.config}/swaync/icons"
# swww/awww transition config
FPS=60
TYPE="wipe"
DURATION=2
BEZIER=".43,1.19,1,.4"
if [[ "$WWW_CMD" == "swww" || "$WWW_CMD" == "awww" ]]; then
SWWW_PARAMS=(--transition-fps "$FPS" --transition-type "$TYPE" --transition-duration "$DURATION" --transition-bezier "$BEZIER")
else
SWWW_PARAMS=()
fi
# Define ImageMagick effects
declare -A effects=(
["No Effects"]="no-effects"
["Black & White"]="magick $wallpaper_base -colorspace gray -sigmoidal-contrast 10,40% $wallpaper_output"
["Blurred"]="magick $wallpaper_base -blur 0x10 $wallpaper_output"
["Charcoal"]="magick $wallpaper_base -charcoal 0x5 $wallpaper_output"
["Edge Detect"]="magick $wallpaper_base -edge 1 $wallpaper_output"
["Emboss"]="magick $wallpaper_base -emboss 0x5 $wallpaper_output"
["Frame Raised"]="magick $wallpaper_base +raise 150 $wallpaper_output"
["Frame Sunk"]="magick $wallpaper_base -raise 150 $wallpaper_output"
["Negate"]="magick $wallpaper_base -negate $wallpaper_output"
["Oil Paint"]="magick $wallpaper_base -paint 4 $wallpaper_output"
["Posterize"]="magick $wallpaper_base -posterize 4 $wallpaper_output"
["Polaroid"]="magick $wallpaper_base -polaroid 0 $wallpaper_output"
["Sepia Tone"]="magick $wallpaper_base -sepia-tone 65% $wallpaper_output"
["Solarize"]="magick $wallpaper_base -solarize 80% $wallpaper_output"
["Sharpen"]="magick $wallpaper_base -sharpen 0x5 $wallpaper_output"
["Vignette"]="magick $wallpaper_base -vignette 0x3 $wallpaper_output"
["Vignette-black"]="magick $wallpaper_base -background black -vignette 0x3 $wallpaper_output"
["Zoomed"]="magick $wallpaper_base -gravity Center -extent 1:1 $wallpaper_output"
)
persist_wallpaper_state() {
local source_wallpaper="$1"
[ -n "$source_wallpaper" ] && [ -f "$source_wallpaper" ] || return 0
mkdir -p "$(dirname "$wallpaper_current")" "$(dirname "$wallpaper_link")"
cp -f "$source_wallpaper" "$wallpaper_current" || true
ln -sf "$source_wallpaper" "$wallpaper_link" || true
if [[ -n "$focused_monitor" ]]; then
cp -f "$source_wallpaper" "$per_monitor_wallpaper_current" || true
ln -sf "$source_wallpaper" "$per_monitor_wallpaper_link" || true
fi
}
# Function to apply no effects
no-effects() {
local resize_mode
resize_mode="$(wallpaper_resize_mode "$wallpaper_base" "$focused_monitor")"
"$WWW_CMD" img -o "$focused_monitor" --resize "$resize_mode" "$wallpaper_base" "${SWWW_PARAMS[@]}" || return 1
persist_wallpaper_state "$wallpaper_base"
notify-send -u low -i "$iDIR/ja.png" "No wallpaper" "effects applied"
# copying wallpaper for rofi menu
cp "$wallpaper_base" "$wallpaper_output"
}
# Function to run rofi menu
main() {
# Populate rofi menu options
options=("No Effects")
for effect in "${!effects[@]}"; do
[[ "$effect" != "No Effects" ]] && options+=("$effect")
done
choice=$(printf "%s\n" "${options[@]}" | LC_COLLATE=C sort | rofi -dmenu -i -config $rofi_theme)
# Process user choice
if [[ -n "$choice" ]]; then
if [[ -f "$per_monitor_wallpaper_base" ]]; then
wallpaper_base="$per_monitor_wallpaper_base"
fi
if [[ ! -f "$wallpaper_base" ]]; then
mkdir -p "$(dirname "$wallpaper_base")"
cp -f "$wallpaper_current" "$wallpaper_base" || true
fi
if [[ "$choice" == "No Effects" ]]; then
no-effects
elif [[ "${effects[$choice]+exists}" ]]; then
# Apply selected effect
notify-send -u normal -i "$iDIR/ja.png" "Applying:" "$choice effects"
if ! eval "${effects[$choice]}"; then
notify-send -u critical -i "$iDIR/error.png" "Wallpaper effect failed" "$choice could not be applied"
return 1
fi
# intial kill process
for pid in swaybg mpvpaper; do
killall -SIGUSR1 "$pid" 2>/dev/null || true
done
sleep 1
local resize_mode
resize_mode="$(wallpaper_resize_mode "$wallpaper_output" "$focused_monitor")"
"$WWW_CMD" img -o "$focused_monitor" --resize "$resize_mode" "$wallpaper_output" "${SWWW_PARAMS[@]}"
persist_wallpaper_state "$wallpaper_output"
notify-send -u low -i "$iDIR/ja.png" "$choice" "effects applied"
else
echo "Effect '$choice' not recognized."
fi
fi
}
# Check if rofi is already running and kill it
if pidof rofi > /dev/null; then
pkill rofi
fi
main
sleep 1
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