enhancement blur wallpaper and fixes

- closes : #4999
- closes : #4885
- closes : #4827
- closes : #4187
- closes : #4614
- closes : #4308
- closes : #4757

build.gradle

@@ -447,7 +447,7 @@ dependencies {
         exclude group: "com.github.skydoves", module: "balloon"
     }
 
-    implementation("com.github.android:renderscript-intrinsics-replacement-toolkit:b6363490c3")
+    implementation 'io.github.hokofly:hoko-blur:1.5.3'
 }
 
 ksp {

lawnchair/src/app/lawnchair/preferences/PreferenceManager.kt

@@ -103,7 +103,7 @@ class PreferenceManager private constructor(private val context: Context) : Base
     val hotseatQsbStrokeWidth = FloatPref("pref_searchStrokeWidth", 0F, recreate)
     val enableWallpaperBlur = BoolPref("pref_enableWallpaperBlur", false, recreate)
     val wallpaperBlur = IntPref("pref_wallpaperBlur", 25, recreate)
-    val wallpaperBlurFactorThreshold = IntPref("pref_wallpaperBlurFactor", 25, recreate)
+    val wallpaperBlurFactorThreshold = FloatPref("pref_wallpaperBlurFactor", 3.0F, recreate)
 
     val recentsActionScreenshot = BoolPref("pref_recentsActionScreenshot", !isOnePlusStock)
     val recentsActionShare = BoolPref("pref_recentsActionShare", isOnePlusStock)

lawnchair/src/app/lawnchair/ui/preferences/destinations/ExperimentalFeaturesPreferences.kt

@@ -66,9 +66,8 @@ fun ExperimentalFeaturesPreferences(
                 SliderPreference(
                     label = stringResource(id = R.string.wallpaper_background_blur_factor),
                     adapter = prefs.wallpaperBlurFactorThreshold.getAdapter(),
-                    step = 5,
-                    valueRange = 0..100,
-                    showUnit = "%",
+                    step = 1F,
+                    valueRange = 0F..10F,
                 )
             }
         }

lawnchair/src/app/lawnchair/util/LawnchairUtils.kt

@@ -38,7 +38,6 @@ import android.net.Uri
 import android.os.Build
 import android.os.Looper
 import android.provider.OpenableColumns
-import android.util.Log
 import android.util.Size
 import android.view.View
 import android.widget.TextView
@@ -52,7 +51,6 @@ import com.android.launcher3.Utilities
 import com.android.launcher3.util.Executors.MAIN_EXECUTOR
 import com.android.launcher3.util.Themes
 import com.android.systemui.shared.system.QuickStepContract
-import com.google.android.renderscript.Toolkit
 import com.patrykmichalik.opto.core.firstBlocking
 import java.util.concurrent.Callable
 import java.util.concurrent.ExecutionException
@@ -287,16 +285,6 @@ fun createRoundedBitmap(color: Int, cornerRadius: Float): Bitmap {
     return bitmap
 }
 
-fun blurBitmap(source: Bitmap, percent: Int, factorThreshold: Int = 25): Bitmap {
-    try {
-        val factor = percent.toFloat().div(100f) * factorThreshold
-        return Toolkit.blur(source, factor.toInt())
-    } catch (e: Exception) {
-        Log.e("LawnchairUtil", "Error bluring bitmap: $e")
-        return source
-    }
-}
-
 fun getSignatureHash(context: Context, packageName: String): Long? {
     return try {
         val packageInfo = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P) {

proguard.pro

@@ -22,6 +22,16 @@
 -dontwarn dalvik.system.CloseGuard
 -dontwarn lineageos.providers.LineageSettings$System
 -dontwarn androidx.compose.runtime.PrimitiveSnapshotStateKt
+-dontwarn androidx.renderscript.Allocation
+-dontwarn androidx.renderscript.BaseObj
+-dontwarn androidx.renderscript.Element
+-dontwarn androidx.renderscript.FieldPacker
+-dontwarn androidx.renderscript.RSRuntimeException
+-dontwarn androidx.renderscript.RenderScript
+-dontwarn androidx.renderscript.Script$LaunchOptions
+-dontwarn androidx.renderscript.ScriptC
+-dontwarn androidx.renderscript.ScriptIntrinsicBlur
+-dontwarn androidx.renderscript.Type
 
 
 # Common rules.

src/com/android/launcher3/LauncherRootView.java

@@ -2,23 +2,29 @@ package com.android.launcher3;
 
 import static com.android.launcher3.config.FeatureFlags.SEPARATE_RECENTS_ACTIVITY;
 
+import android.app.WallpaperManager;
 import android.content.Context;
+import android.graphics.Bitmap;
 import android.graphics.Canvas;
+import android.graphics.Color;
+import android.graphics.Paint;
 import android.graphics.Rect;
+import android.graphics.drawable.BitmapDrawable;
+import android.graphics.drawable.Drawable;
 import android.util.AttributeSet;
 import android.view.ViewDebug;
 import android.view.WindowInsets;
 
 import com.android.launcher3.graphics.SysUiScrim;
 import com.android.launcher3.statemanager.StatefulActivity;
-import com.android.launcher3.uioverrides.ApiWrapper;
+import com.hoko.blur.HokoBlur;
 import com.patrykmichalik.opto.core.PreferenceExtensionsKt;
 import com.android.launcher3.util.window.WindowManagerProxy;
 
 import java.util.Collections;
 import java.util.List;
 
-import app.lawnchair.LawnchairApp;
+import app.lawnchair.preferences.PreferenceManager;
 import app.lawnchair.preferences2.PreferenceManager2;
 
 public class LauncherRootView extends InsettableFrameLayout {
@@ -39,12 +45,69 @@ public class LauncherRootView extends InsettableFrameLayout {
     private final SysUiScrim mSysUiScrim;
     private final boolean mEnableTaskbarOnPhone;
 
+    private final PreferenceManager pref;
+
     public LauncherRootView(Context context, AttributeSet attrs) {
         super(context, attrs);
         mActivity = StatefulActivity.fromContext(context);
         mSysUiScrim = new SysUiScrim(this);
         PreferenceManager2 prefs2 = PreferenceManager2.getInstance(getContext());
         mEnableTaskbarOnPhone = PreferenceExtensionsKt.firstBlocking(prefs2.getEnableTaskbarOnPhone());
+
+        pref = PreferenceManager.getInstance(getContext());
+
+        if (pref.getEnableWallpaperBlur().get()){
+            setUpBlur(context);
+        }
+    }
+
+    private void setUpBlur(Context context) {
+        var display = mActivity.getDeviceProfile();
+        int width = display.widthPx;
+        int height = display.heightPx;
+
+        var wallpaper = getScaledWallpaperDrawable(width, height);
+        if (wallpaper == null) {
+            return;
+        }
+
+        Bitmap originalBitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
+        Canvas canvas = new Canvas(originalBitmap);
+
+        wallpaper.setBounds(0, 0, width, height);
+        wallpaper.draw(canvas);
+
+        Paint paint = new Paint();
+        paint.setColor(Color.WHITE);
+        paint.setAlpha((int) (0.2 * 255));
+        canvas.drawRect(0, 0, width, height, paint);
+
+        Bitmap blurredBitmap = HokoBlur.with(context)
+                .forceCopy(true)
+                .scheme(HokoBlur.SCHEME_OPENGL)
+                .sampleFactor(pref.getWallpaperBlurFactorThreshold().get())
+                .radius(pref.getWallpaperBlur().get())
+                .blur(originalBitmap);
+
+        setBackground(new BitmapDrawable(getContext().getResources(), blurredBitmap));
+    }
+
+    private Drawable getScaledWallpaperDrawable(int width, int height) {
+        WallpaperManager wallpaperManager = WallpaperManager.getInstance(getContext());
+        Drawable wallpaperDrawable = wallpaperManager.getDrawable();
+
+        if (wallpaperDrawable != null) {
+            Bitmap originalBitmap = Bitmap.createBitmap(
+                    width, height, Bitmap.Config.ARGB_8888
+            );
+            Canvas canvas = new Canvas(originalBitmap);
+
+            wallpaperDrawable.setBounds(0, 0, width, height);
+            wallpaperDrawable.draw(canvas);
+
+            return new BitmapDrawable(getContext().getResources(), originalBitmap);
+        }
+        return null;
     }
 
     private void handleSystemWindowInsets(Rect insets) {
@@ -65,7 +128,6 @@ public class LauncherRootView extends InsettableFrameLayout {
         insets = WindowManagerProxy.INSTANCE.get(getContext())
                 .normalizeWindowInsets(getContext(), insets, mTempRect);
         handleSystemWindowInsets(mTempRect);
-//        computeGestureExclusionRect();
         return insets;
     }
 
@@ -114,7 +176,6 @@ public class LauncherRootView extends InsettableFrameLayout {
     @Override
     protected void onLayout(boolean changed, int l, int t, int r, int b) {
         super.onLayout(changed, l, t, r, b);
-//        computeGestureExclusionRect();
         mSysUiScrim.setSize(r - l, b - t);
     }
 

src/com/android/launcher3/Workspace.java

@@ -149,6 +149,7 @@ import app.lawnchair.preferences2.PreferenceManager2;
 import app.lawnchair.smartspace.SmartspaceAppWidgetProvider;
 import app.lawnchair.smartspace.model.LawnchairSmartspace;
 import app.lawnchair.smartspace.model.SmartspaceMode;
+import app.lawnchair.theme.drawable.DrawableTokens;
 import app.lawnchair.util.LawnchairUtilsKt;
 
 /**
@@ -351,20 +352,6 @@ public class Workspace<T extends View & PageIndicator> extends PagedView<T>
         setMotionEventSplittingEnabled(true);
         setOnTouchListener(new WorkspaceTouchListener(mLauncher, this));
         mStatsLogManager = StatsLogManager.newInstance(context);
-
-        if (mPreferenceManger.getEnableWallpaperBlur().get() && mWallpaperManager.getDrawable() != null) {
-            var blurWallpaper = mPreferenceManger.getWallpaperBlur().get();
-            var blurThreshold = mPreferenceManger.getWallpaperBlurFactorThreshold().get();
-            var wallpaperBitmap = mWallpaperManager.getDrawable();
-            try {
-                mWallpaperManager.setBitmap(
-                        LawnchairUtilsKt.blurBitmap(toBitmap(wallpaperBitmap), blurWallpaper, blurThreshold), null,
-                        true, WallpaperManager.FLAG_SYSTEM);
-                mWallpaperManager.forgetLoadedWallpaper();
-            } catch (Exception ex) {
-                Log.e(TAG, "error failed bluring wallpaper");
-            }
-        }
     }
 
     @Override
@@ -681,10 +668,6 @@ public class Workspace<T extends View & PageIndicator> extends PagedView<T>
      * Initializes and binds the first page
      */
     public void bindAndInitFirstWorkspaceScreen() {
-        if (!FeatureFlags.topQsbOnFirstScreenEnabled(mLauncher)) {
-            return;
-        }
-
         // Add the first page
         CellLayout firstPage = insertNewWorkspaceScreen(Workspace.FIRST_SCREEN_ID, getChildCount());
         // Always add a QSB on the first screen.

systemUI/shared/src/com/android/systemui/shared/system/BlurUtils.java

@@ -21,6 +21,8 @@ import static android.view.CrossWindowBlurListeners.CROSS_WINDOW_BLUR_SUPPORTED;
 import android.app.ActivityManager;
 import android.os.SystemProperties;
 
+import app.lawnchair.compat.LawnchairQuickstepCompat;
+
 public abstract class BlurUtils {
 
     /**
@@ -29,7 +31,7 @@ public abstract class BlurUtils {
      * @return {@code true} when supported.
      */
     public static boolean supportsBlursOnWindows() {
-        return CROSS_WINDOW_BLUR_SUPPORTED && ActivityManager.isHighEndGfx()
+        return LawnchairQuickstepCompat.ATLEAST_R && CROSS_WINDOW_BLUR_SUPPORTED && ActivityManager.isHighEndGfx()
                 && !SystemProperties.getBoolean("persist.sysui.disableBlur", false);
     }
 }