From bd96ec0361bddf4ddd559c485f13fa8d6fa29a62 Mon Sep 17 00:00:00 2001
From: Sho <sho@local>
Date: Sun, 2 Aug 2026 16:21:18 +0900
Subject: [PATCH] feat(lockscreen): apply MultiEffect GPU Gaussian blur to
 current wallpaper background in LockscreenWindow.qml

---
 .../modules/lockscreen/LockscreenWindow.qml   | 22 ++++++++++++++-----
 1 file changed, 17 insertions(+), 5 deletions(-)

diff --git a/quickshell/modules/lockscreen/LockscreenWindow.qml b/quickshell/modules/lockscreen/LockscreenWindow.qml
index b25102a..6021f7c 100644
--- a/quickshell/modules/lockscreen/LockscreenWindow.qml
+++ b/quickshell/modules/lockscreen/LockscreenWindow.qml
@@ -1,4 +1,5 @@
 import QtQuick
+import QtQuick.Effects
 import Quickshell
 import Quickshell.Wayland
 import "../../theme"
@@ -21,25 +22,36 @@ PanelWindow {
     visible: LockscreenService.isLocked
     color: "black"
 
-    // Background System Wallpaper
+    // Raw System Wallpaper (Hidden source item for MultiEffect blur)
     Image {
+        id: bgImage
         anchors.fill: parent
         source: WallpaperService.currentWallpaper
         fillMode: Image.PreserveAspectCrop
-        opacity: 0.65
+        visible: false
 
         Behavior on source {
             PropertyAnimation { duration: 300 }
         }
     }
 
+    // Blurred Background of the current system wallpaper
+    MultiEffect {
+        anchors.fill: parent
+        source: bgImage
+        blurEnabled: true
+        blur: 1.0
+        blurMax: 64
+        opacity: 0.85
+    }
+
     // Glass Dark Backdrop Overlay with Gradient
     Rectangle {
         anchors.fill: parent
         gradient: Gradient {
-            GradientStop { position: 0.0; color: Theme.isDark ? Qt.rgba(15/255, 15/255, 25/255, 0.82) : Qt.rgba(20/255, 20/255, 30/255, 0.70) }
-            GradientStop { position: 0.5; color: Theme.isDark ? Qt.rgba(20/255, 20/255, 32/255, 0.88) : Qt.rgba(25/255, 25/255, 38/255, 0.78) }
-            GradientStop { position: 1.0; color: Theme.isDark ? Qt.rgba(10/255, 10/255, 18/255, 0.92) : Qt.rgba(15/255, 15/255, 25/255, 0.85) }
+            GradientStop { position: 0.0; color: Theme.isDark ? Qt.rgba(15/255, 15/255, 25/255, 0.45) : Qt.rgba(20/255, 20/255, 30/255, 0.35) }
+            GradientStop { position: 0.5; color: Theme.isDark ? Qt.rgba(20/255, 20/255, 32/255, 0.55) : Qt.rgba(25/255, 25/255, 38/255, 0.45) }
+            GradientStop { position: 1.0; color: Theme.isDark ? Qt.rgba(10/255, 10/255, 18/255, 0.65) : Qt.rgba(15/255, 15/255, 25/255, 0.55) }
         }
     }