diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarUIController.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarUIController.java
index 6bc2a93..d5c399b 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarUIController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarUIController.java
@@ -75,4 +75,15 @@
     public void hideAllApps() {
         mControllers.taskbarAllAppsController.hide();
     }
+
+    /**
+     * User expands PiP to full-screen (or split-screen) mode, try to hide the Taskbar.
+     */
+    public void onExpandPip() {
+        if (mControllers != null) {
+            final TaskbarStashController stashController = mControllers.taskbarStashController;
+            stashController.updateStateForFlag(TaskbarStashController.FLAG_IN_APP, true);
+            stashController.applyState();
+        }
+    }
 }
diff --git a/quickstep/src/com/android/quickstep/FallbackSwipeHandler.java b/quickstep/src/com/android/quickstep/FallbackSwipeHandler.java
index d76484c..a62e9d1 100644
--- a/quickstep/src/com/android/quickstep/FallbackSwipeHandler.java
+++ b/quickstep/src/com/android/quickstep/FallbackSwipeHandler.java
@@ -186,6 +186,7 @@
         } else {
             recentsCallback = callback;
         }
+        mRecentsView.cleanupRemoteTargets();
         mRecentsAnimationController.finish(
                 mAppCanEnterPip /* toRecents */, recentsCallback, true /* sendUserLeaveHint */);
     }
diff --git a/quickstep/src/com/android/quickstep/LauncherSwipeHandlerV2.java b/quickstep/src/com/android/quickstep/LauncherSwipeHandlerV2.java
index e9571e0..50d1244 100644
--- a/quickstep/src/com/android/quickstep/LauncherSwipeHandlerV2.java
+++ b/quickstep/src/com/android/quickstep/LauncherSwipeHandlerV2.java
@@ -239,6 +239,7 @@
 
     @Override
     protected void finishRecentsControllerToHome(Runnable callback) {
+        mRecentsView.cleanupRemoteTargets();
         mRecentsAnimationController.finish(
                 true /* toRecents */, callback, true /* sendUserLeaveHint */);
     }
diff --git a/quickstep/src/com/android/quickstep/interaction/TutorialFragment.java b/quickstep/src/com/android/quickstep/interaction/TutorialFragment.java
index d79b946..7556bf4 100644
--- a/quickstep/src/com/android/quickstep/interaction/TutorialFragment.java
+++ b/quickstep/src/com/android/quickstep/interaction/TutorialFragment.java
@@ -325,7 +325,7 @@
 
     @Override
     public boolean onTouch(View view, MotionEvent motionEvent) {
-        if (mTutorialController != null) {
+        if (mTutorialController != null && !isGestureComplete()) {
             mTutorialController.hideFeedback();
         }
         // Note: Using logical-or to ensure both functions get called.
diff --git a/quickstep/src/com/android/quickstep/util/SplitSelectStateController.java b/quickstep/src/com/android/quickstep/util/SplitSelectStateController.java
index f3ad0f6..ee69fc3 100644
--- a/quickstep/src/com/android/quickstep/util/SplitSelectStateController.java
+++ b/quickstep/src/com/android/quickstep/util/SplitSelectStateController.java
@@ -111,7 +111,7 @@
         if (mInitialTaskIntent != null) {
             fillInIntent = new Intent();
             if (TextUtils.equals(mInitialTaskIntent.getComponent().getPackageName(),
-                    task.topActivity.getPackageName())) {
+                    task.getTopComponent().getPackageName())) {
                 fillInIntent.addFlags(Intent.FLAG_ACTIVITY_MULTIPLE_TASK);
             }
         } else {
diff --git a/quickstep/src/com/android/quickstep/views/FloatingTaskThumbnailView.java b/quickstep/src/com/android/quickstep/views/FloatingTaskThumbnailView.java
index 98e50f6..d869fed 100644
--- a/quickstep/src/com/android/quickstep/views/FloatingTaskThumbnailView.java
+++ b/quickstep/src/com/android/quickstep/views/FloatingTaskThumbnailView.java
@@ -62,6 +62,7 @@
 
         // Scale down the bitmap to fix x, and crop in y.
         float scale = 1.0f * getMeasuredWidth() / mBitmap.getWidth();
+        mMatrix.reset();
         mMatrix.postScale(scale, scale);
         mBitmapShader.setLocalMatrix(mMatrix);
 
diff --git a/quickstep/src/com/android/quickstep/views/FloatingTaskView.java b/quickstep/src/com/android/quickstep/views/FloatingTaskView.java
index 93a3a9f..fe5e1d0 100644
--- a/quickstep/src/com/android/quickstep/views/FloatingTaskView.java
+++ b/quickstep/src/com/android/quickstep/views/FloatingTaskView.java
@@ -91,6 +91,8 @@
         // Copy bounds of exiting thumbnail into ImageView
         mThumbnailView.setThumbnail(thumbnail);
 
+        mThumbnailView.setVisibility(VISIBLE);
+
         RecentsView recentsView = launcher.getOverviewPanel();
         mOrientationHandler = recentsView.getPagedOrientationHandler();
         mSplitPlaceholderView.setIcon(icon,
diff --git a/quickstep/src/com/android/quickstep/views/RecentsView.java b/quickstep/src/com/android/quickstep/views/RecentsView.java
index 395bfb1..22491bc 100644
--- a/quickstep/src/com/android/quickstep/views/RecentsView.java
+++ b/quickstep/src/com/android/quickstep/views/RecentsView.java
@@ -4283,7 +4283,7 @@
         }
         mPendingAnimation.addEndListener(isSuccess -> {
             if (isSuccess) {
-                if (tv.getTaskIds()[1] != -1) {
+                if (tv.getTaskIds()[1] != -1 && mRemoteTargetHandles != null) {
                     // TODO(b/194414938): make this part of the animations instead.
                     TaskViewUtils.createSplitAuxiliarySurfacesAnimator(
                             mRemoteTargetHandles[0].getTransformParams().getTargetSet().nonApps,
@@ -5104,6 +5104,19 @@
                 mRecentsView.mPipCornerRadius = cornerRadius;
             }
         }
+
+        @Override
+        public void onExpandPip() {
+            MAIN_EXECUTOR.execute(() -> {
+                if (mRecentsView == null
+                        || mRecentsView.mSizeStrategy.getTaskbarController() == null) {
+                    return;
+                }
+                // Hide the task bar when leaving PiP to prevent it from flickering once
+                // the app settles in full-screen mode.
+                mRecentsView.mSizeStrategy.getTaskbarController().onExpandPip();
+            });
+        }
     }
 
     /** Get the color used for foreground scrimming the RecentsView for sharing. */
diff --git a/quickstep/src/com/android/quickstep/views/TaskThumbnailView.java b/quickstep/src/com/android/quickstep/views/TaskThumbnailView.java
index 11f9ddd..bff8651 100644
--- a/quickstep/src/com/android/quickstep/views/TaskThumbnailView.java
+++ b/quickstep/src/com/android/quickstep/views/TaskThumbnailView.java
@@ -50,7 +50,6 @@
 import com.android.launcher3.BaseActivity;
 import com.android.launcher3.DeviceProfile;
 import com.android.launcher3.Utilities;
-import com.android.launcher3.icons.BitmapRenderer;
 import com.android.launcher3.util.MainThreadInitializedObject;
 import com.android.launcher3.util.SystemUiController;
 import com.android.quickstep.TaskOverlayFactory.TaskOverlay;
@@ -162,23 +161,6 @@
         setThumbnail(task, thumbnailData, true /* refreshNow */);
     }
 
-    /**
-     * By combining the two in a single bitmap then we only have to do a single draw
-     * call in the onDraw function. Also, this fixes a bug where the background was
-     * visible in the corners because of anti-aliasing.
-     */
-    public Bitmap combineThumbnailAndBackground(Bitmap bm) {
-        return BitmapRenderer.createHardwareBitmap(bm.getWidth(), bm.getHeight(), c -> {
-            final boolean drawBackgroundOnly = mTask == null || mTask.isLocked;
-            if (drawBackgroundOnly) {
-                c.drawPaint(mBackgroundPaint);
-            } else {
-                c.drawPaint(mBackgroundPaint);
-                c.drawBitmap(bm, 0, 0, null);
-            }
-        });
-    }
-
     /** Updates the shader, paint, matrix to redraw. */
     public void refresh() {
         refresh(false);
@@ -191,7 +173,6 @@
     private void refresh(boolean shouldRefreshOverlay) {
         if (mThumbnailData != null && mThumbnailData.thumbnail != null) {
             Bitmap bm = mThumbnailData.thumbnail;
-            bm = combineThumbnailAndBackground(bm);
             bm.prepareToDraw();
             mBitmapShader = new BitmapShader(bm, Shader.TileMode.CLAMP, Shader.TileMode.CLAMP);
             mPaint.setShader(mBitmapShader);
@@ -213,6 +194,7 @@
      * <p>
      * If dimAlpha is 0, no dimming is applied; if dimAlpha is 1, the thumbnail will be the
      * extracted background color.
+     *
      */
     public void setDimAlpha(float dimAlpha) {
         mDimAlpha = dimAlpha;
@@ -314,6 +296,19 @@
                 return;
             }
         }
+
+        // Always draw the background since the snapshots might be translucent or partially empty
+        // (For example, tasks been reparented out of dismissing split root when drag-to-dismiss
+        // split screen).
+        canvas.drawRoundRect(x, y + 1, width, height - 1, cornerRadius,
+                cornerRadius, mBackgroundPaint);
+
+        final boolean drawBackgroundOnly = mTask == null || mTask.isLocked || mBitmapShader == null
+                || mThumbnailData == null;
+        if (drawBackgroundOnly) {
+            return;
+        }
+
         canvas.drawRoundRect(x, y, width, height, cornerRadius, cornerRadius, mPaint);
     }
 
@@ -344,6 +339,7 @@
 
     private void updateThumbnailPaintFilter() {
         ColorFilter filter = getColorFilter(mDimAlpha);
+        mBackgroundPaint.setColorFilter(filter);
         int alpha = (int) (mDimAlpha * 255);
         mDimmingPaintAfterClearing.setAlpha(alpha);
         if (mBitmapShader != null) {
diff --git a/src/com/android/launcher3/DeviceProfile.java b/src/com/android/launcher3/DeviceProfile.java
index 009ee27..0c33bce 100644
--- a/src/com/android/launcher3/DeviceProfile.java
+++ b/src/com/android/launcher3/DeviceProfile.java
@@ -982,8 +982,17 @@
      */
     public Rect getHotseatLayoutPadding(Context context) {
         if (isVerticalBarLayout()) {
-            int paddingTop = Math.max(mInsets.top - cellLayoutPaddingPx.top, 0);
-            int paddingBottom = Math.max(mInsets.bottom - cellLayoutPaddingPx.bottom, 0);
+            // The hotseat icons will be placed in the middle of the hotseat cells.
+            // Changing the hotseatCellHeightPx is not affecting hotseat icon positions
+            // in vertical bar layout.
+            // Workspace icons are moved up by a small factor. The variable diffOverlapFactor
+            // is set to account for that difference.
+            float diffOverlapFactor = iconSizePx * (ICON_OVERLAP_FACTOR - 1) / 2;
+            int paddingTop = Math.max((int) (mInsets.top + cellLayoutPaddingPx.top
+                    - diffOverlapFactor), 0);
+            int paddingBottom = Math.max((int) (mInsets.bottom + cellLayoutPaddingPx.bottom
+                    + diffOverlapFactor), 0);
+
             if (isSeascape()) {
                 mHotseatPadding.set(mInsets.left + hotseatBarSidePaddingStartPx, paddingTop,
                         hotseatBarSidePaddingEndPx, paddingBottom);
diff --git a/src/com/android/launcher3/Launcher.java b/src/com/android/launcher3/Launcher.java
index 2f9b563..1cead11 100644
--- a/src/com/android/launcher3/Launcher.java
+++ b/src/com/android/launcher3/Launcher.java
@@ -651,7 +651,7 @@
         mDragLayer.onOneHandedModeStateChanged(activated);
     }
 
-    private void initDeviceProfile(InvariantDeviceProfile idp) {
+    protected void initDeviceProfile(InvariantDeviceProfile idp) {
         // Load configuration-specific DeviceProfile
         mDeviceProfile = idp.getDeviceProfile(this);
         if (isInMultiWindowMode()) {
diff --git a/src/com/android/launcher3/LauncherState.java b/src/com/android/launcher3/LauncherState.java
index be2cd88..baee49f 100644
--- a/src/com/android/launcher3/LauncherState.java
+++ b/src/com/android/launcher3/LauncherState.java
@@ -16,6 +16,7 @@
 package com.android.launcher3;
 
 import static com.android.launcher3.anim.Interpolators.ACCEL_2;
+import static com.android.launcher3.anim.Interpolators.DEACCEL_2;
 import static com.android.launcher3.logging.StatsLogManager.LAUNCHER_STATE_HOME;
 import static com.android.launcher3.logging.StatsLogManager.LAUNCHER_STATE_OVERVIEW;
 import static com.android.launcher3.testing.TestProtocol.ALL_APPS_STATE_ORDINAL;
@@ -91,6 +92,14 @@
                 }
             };
 
+    protected static final PageTranslationProvider DEFAULT_PAGE_TRANSLATION_PROVIDER =
+            new PageTranslationProvider(DEACCEL_2) {
+                @Override
+                public float getPageTranslation(int pageIndex) {
+                    return 0;
+                }
+            };
+
     private static final LauncherState[] sAllStates = new LauncherState[10];
 
     /**
@@ -288,6 +297,25 @@
         };
     }
 
+    /**
+     * Gets the translation provider for workspace pages.
+     */
+    public PageTranslationProvider getWorkspacePageTranslationProvider(Launcher launcher) {
+        if (this != SPRING_LOADED || !launcher.getDeviceProfile().isTwoPanels) {
+            return DEFAULT_PAGE_TRANSLATION_PROVIDER;
+        }
+        final float quarterPageSpacing = launcher.getWorkspace().getPageSpacing() / 4f;
+        return new PageTranslationProvider(DEACCEL_2) {
+            @Override
+            public float getPageTranslation(int pageIndex) {
+                boolean isRtl = launcher.getWorkspace().mIsRtl;
+                boolean isFirstPage = pageIndex % 2 == 0;
+                return ((isFirstPage && !isRtl) || (!isFirstPage && isRtl)) ? -quarterPageSpacing
+                        : quarterPageSpacing;
+            }
+        };
+    }
+
     @Override
     public LauncherState getHistoryForState(LauncherState previousState) {
         // No history is supported
@@ -318,6 +346,23 @@
         public abstract float getPageAlpha(int pageIndex);
     }
 
+    /**
+     * Provider for the translation and animation interpolation of workspace pages.
+     */
+    public abstract static class PageTranslationProvider {
+
+        public final Interpolator interpolator;
+
+        public PageTranslationProvider(Interpolator interpolator) {
+            this.interpolator = interpolator;
+        }
+
+        /**
+         * Gets the translation of the workspace page at the provided page index.
+         */
+        public abstract float getPageTranslation(int pageIndex);
+    }
+
     public static class ScaleAndTranslation {
         public float scale;
         public float translationX;
diff --git a/src/com/android/launcher3/WorkspaceStateTransitionAnimation.java b/src/com/android/launcher3/WorkspaceStateTransitionAnimation.java
index d94e84c..1e09b2d 100644
--- a/src/com/android/launcher3/WorkspaceStateTransitionAnimation.java
+++ b/src/com/android/launcher3/WorkspaceStateTransitionAnimation.java
@@ -39,6 +39,7 @@
 import static com.android.launcher3.states.StateAnimationConfig.ANIM_HOTSEAT_TRANSLATE;
 import static com.android.launcher3.states.StateAnimationConfig.ANIM_SCRIM_FADE;
 import static com.android.launcher3.states.StateAnimationConfig.ANIM_WORKSPACE_FADE;
+import static com.android.launcher3.states.StateAnimationConfig.ANIM_WORKSPACE_PAGE_TRANSLATE_X;
 import static com.android.launcher3.states.StateAnimationConfig.ANIM_WORKSPACE_SCALE;
 import static com.android.launcher3.states.StateAnimationConfig.ANIM_WORKSPACE_TRANSLATE;
 import static com.android.launcher3.states.StateAnimationConfig.SKIP_SCRIM;
@@ -49,6 +50,7 @@
 import android.view.animation.Interpolator;
 
 import com.android.launcher3.LauncherState.PageAlphaProvider;
+import com.android.launcher3.LauncherState.PageTranslationProvider;
 import com.android.launcher3.LauncherState.ScaleAndTranslation;
 import com.android.launcher3.anim.PendingAnimation;
 import com.android.launcher3.anim.PropertySetter;
@@ -155,6 +157,12 @@
                 scaleAndTranslation.translationX, translationInterpolator);
         propertySetter.setFloat(mWorkspace, VIEW_TRANSLATE_Y,
                 scaleAndTranslation.translationY, translationInterpolator);
+        PageTranslationProvider pageTranslationProvider = state.getWorkspacePageTranslationProvider(
+                mLauncher);
+        for (int i = 0; i < childCount; i++) {
+            applyPageTranslation((CellLayout) mWorkspace.getChildAt(i), i, pageTranslationProvider,
+                    propertySetter, config);
+        }
 
         Interpolator hotseatTranslationInterpolator = config.getInterpolator(
                 ANIM_HOTSEAT_TRANSLATE, translationInterpolator);
@@ -202,6 +210,16 @@
                 pageAlpha, fadeInterpolator);
     }
 
+    private void applyPageTranslation(CellLayout cellLayout, int childIndex,
+            PageTranslationProvider pageTranslationProvider, PropertySetter propertySetter,
+            StateAnimationConfig config) {
+        float pageTranslation = pageTranslationProvider.getPageTranslation(childIndex);
+        Interpolator translationInterpolator = config.getInterpolator(
+                ANIM_WORKSPACE_PAGE_TRANSLATE_X, pageTranslationProvider.interpolator);
+        propertySetter.setFloat(cellLayout, VIEW_TRANSLATE_X, pageTranslation,
+                translationInterpolator);
+    }
+
     /**
      * Returns a spring based animator for the scale property of {@param workspace}.
      */
diff --git a/src/com/android/launcher3/allapps/AlphabeticalAppsList.java b/src/com/android/launcher3/allapps/AlphabeticalAppsList.java
index 16264da..7687fea 100644
--- a/src/com/android/launcher3/allapps/AlphabeticalAppsList.java
+++ b/src/com/android/launcher3/allapps/AlphabeticalAppsList.java
@@ -84,7 +84,7 @@
     private final ArrayList<AdapterItem> mSearchResults = new ArrayList<>();
     private BaseAllAppsAdapter<T> mAdapter;
     private AppInfoComparator mAppNameComparator;
-    private final int mNumAppsPerRow;
+    private final int mNumAppsPerRowAllApps;
     private int mNumAppRowsInAdapter;
     private ItemInfoMatcher mItemFilter;
 
@@ -94,7 +94,7 @@
         mActivityContext = ActivityContext.lookupContext(context);
         mAppNameComparator = new AppInfoComparator(context);
         mWorkAdapterProvider = adapterProvider;
-        mNumAppsPerRow = mActivityContext.getDeviceProfile().inv.numColumns;
+        mNumAppsPerRowAllApps = mActivityContext.getDeviceProfile().inv.numAllAppsColumns;
         mAllAppsStore.addUpdateListener(this);
     }
 
@@ -336,7 +336,7 @@
 
             }
         }
-        if (mNumAppsPerRow != 0) {
+        if (mNumAppsPerRowAllApps != 0) {
             // Update the number of rows in the adapter after we do all the merging (otherwise, we
             // would have to shift the values again)
             int numAppsInSection = 0;
@@ -344,10 +344,10 @@
             int rowIndex = -1;
             for (AdapterItem item : mAdapterItems) {
                 item.rowIndex = 0;
-                if (AllAppsGridAdapter.isDividerViewType(item.viewType)) {
+                if (BaseAllAppsAdapter.isDividerViewType(item.viewType)) {
                     numAppsInSection = 0;
-                } else if (AllAppsGridAdapter.isIconViewType(item.viewType)) {
-                    if (numAppsInSection % mNumAppsPerRow == 0) {
+                } else if (BaseAllAppsAdapter.isIconViewType(item.viewType)) {
+                    if (numAppsInSection % mNumAppsPerRowAllApps == 0) {
                         numAppsInRow = 0;
                         rowIndex++;
                     }
@@ -365,12 +365,13 @@
                     float rowFraction = 1f / mNumAppRowsInAdapter;
                     for (FastScrollSectionInfo info : mFastScrollerSections) {
                         AdapterItem item = info.fastScrollToItem;
-                        if (!AllAppsGridAdapter.isIconViewType(item.viewType)) {
+                        if (!BaseAllAppsAdapter.isIconViewType(item.viewType)) {
                             info.touchFraction = 0f;
                             continue;
                         }
 
-                        float subRowFraction = item.rowAppIndex * (rowFraction / mNumAppsPerRow);
+                        float subRowFraction =
+                                item.rowAppIndex * (rowFraction / mNumAppsPerRowAllApps);
                         info.touchFraction = item.rowIndex * rowFraction + subRowFraction;
                     }
                     break;
@@ -379,7 +380,7 @@
                     float cumulativeTouchFraction = 0f;
                     for (FastScrollSectionInfo info : mFastScrollerSections) {
                         AdapterItem item = info.fastScrollToItem;
-                        if (!AllAppsGridAdapter.isIconViewType(item.viewType)) {
+                        if (!BaseAllAppsAdapter.isIconViewType(item.viewType)) {
                             info.touchFraction = 0f;
                             continue;
                         }
diff --git a/src/com/android/launcher3/allapps/BaseAllAppsAdapter.java b/src/com/android/launcher3/allapps/BaseAllAppsAdapter.java
index 1d1960d..976284d 100644
--- a/src/com/android/launcher3/allapps/BaseAllAppsAdapter.java
+++ b/src/com/android/launcher3/allapps/BaseAllAppsAdapter.java
@@ -163,10 +163,10 @@
     protected String mEmptySearchMessage;
     protected int mAppsPerRow;
 
-    private final LayoutInflater mLayoutInflater;
-    private final OnClickListener mOnIconClickListener;
-    private OnLongClickListener mOnIconLongClickListener = INSTANCE_ALL_APPS;
-    private OnFocusChangeListener mIconFocusListener;
+    protected final LayoutInflater mLayoutInflater;
+    protected final OnClickListener mOnIconClickListener;
+    protected OnLongClickListener mOnIconLongClickListener = INSTANCE_ALL_APPS;
+    protected OnFocusChangeListener mIconFocusListener;
     // The click listener to send off to the market app, updated each time the search query changes.
     private OnClickListener mMarketSearchClickListener;
     private final int mExtraHeight;
diff --git a/src/com/android/launcher3/config/FeatureFlags.java b/src/com/android/launcher3/config/FeatureFlags.java
index 8ba2070..7727fae 100644
--- a/src/com/android/launcher3/config/FeatureFlags.java
+++ b/src/com/android/launcher3/config/FeatureFlags.java
@@ -259,7 +259,7 @@
             "Enable the new grid migration logic, keeping pages when src < dest");
 
     public static final BooleanFlag ENABLE_ONE_SEARCH_MOTION = new DeviceFlag(
-            "ENABLE_ONE_SEARCH_MOTION", false, "Enables animations in OneSearch.");
+            "ENABLE_ONE_SEARCH_MOTION", true, "Enables animations in OneSearch.");
 
     public static void initialize(Context context) {
         synchronized (sDebugFlags) {
diff --git a/src/com/android/launcher3/states/StateAnimationConfig.java b/src/com/android/launcher3/states/StateAnimationConfig.java
index bd6f7d3..f04e685 100644
--- a/src/com/android/launcher3/states/StateAnimationConfig.java
+++ b/src/com/android/launcher3/states/StateAnimationConfig.java
@@ -62,6 +62,7 @@
             ANIM_OVERVIEW_MODAL,
             ANIM_DEPTH,
             ANIM_OVERVIEW_ACTIONS_FADE,
+            ANIM_WORKSPACE_PAGE_TRANSLATE_X,
     })
     @Retention(RetentionPolicy.SOURCE)
     public @interface AnimType {}
@@ -80,8 +81,9 @@
     public static final int ANIM_OVERVIEW_MODAL = 12;
     public static final int ANIM_DEPTH = 13;
     public static final int ANIM_OVERVIEW_ACTIONS_FADE = 14;
+    public static final int ANIM_WORKSPACE_PAGE_TRANSLATE_X = 15;
 
-    private static final int ANIM_TYPES_COUNT = 15;
+    private static final int ANIM_TYPES_COUNT = 16;
 
     protected final Interpolator[] mInterpolators = new Interpolator[ANIM_TYPES_COUNT];