From 9c00567da27af609f8b2128c25be7815ada9ad26 Mon Sep 17 00:00:00 2001
From: Sunny Goyal <sunnygoyal@google.com>
Date: Wed, 1 Mar 2023 12:14:38 -0800
Subject: [PATCH] Adding dither to workspace scrim

Bug: 237818532
Test: Verified on device
Change-Id: I8e238f88e46d20166a42197d175fb7194628ef9e
---
 src/com/android/launcher3/graphics/SysUiScrim.java | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/src/com/android/launcher3/graphics/SysUiScrim.java b/src/com/android/launcher3/graphics/SysUiScrim.java
index e983a30837..be995bc164 100644
--- a/src/com/android/launcher3/graphics/SysUiScrim.java
+++ b/src/com/android/launcher3/graphics/SysUiScrim.java
@@ -126,8 +126,14 @@ public class SysUiScrim implements View.OnAttachStateChangeListener {
         mMaskHeight = ResourceUtils.pxFromDp(ALPHA_MASK_BITMAP_DP,
                 view.getResources().getDisplayMetrics());
         mTopScrim = Themes.getAttrDrawable(view.getContext(), R.attr.workspaceStatusBarScrim);
-        mBottomMask = mTopScrim == null ? null : createDitheredAlphaMask();
-        mHideSysUiScrim = mTopScrim == null;
+        if (mTopScrim != null) {
+            mTopScrim.setDither(true);
+            mBottomMask = createDitheredAlphaMask();
+            mHideSysUiScrim = false;
+        } else {
+            mBottomMask = null;
+            mHideSysUiScrim = true;
+        }
 
         mDrawWallpaperScrim = FeatureFlags.ENABLE_WALLPAPER_SCRIM.get()
                 && !Themes.getAttrBoolean(view.getContext(), R.attr.isMainColorDark)